![\"Ph\u00e2n](\"https:\/\/cn-hawe.com\/wp-content\/uploads\/2026\/03\/Distinguishing-between-natural-abrasive-wear-and-crushing-via-excess-tonnage_w1200.jpg\")
<\/figure>\n\n\n\nR\u00fat m\u1ed9t t\u1ea5m \u0111\u1ec7m \u0111\u00e3 l\u00e0m vi\u1ec7c \u1ed5n \u0111\u1ecbnh trong s\u00e1u th\u00e1ng. B\u1ea1n s\u1ebd th\u1ea5y m\u1ecfng \u0111\u1ec1u. C\u00e1c m\u00e9p m\u1ec1m m\u1ea1i. B\u1ec1 m\u1eb7t m\u1edd do ma s\u00e1t. \u0110\u00f3 l\u00e0 m\u00e0i m\u00f2n \u2014 v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c hy sinh t\u1eeb t\u1eeb nh\u01b0 thi\u1ebft k\u1ebf.<\/p>\n\n\n\n
Gi\u1edd r\u00fat m\u1ed9t t\u1ea5m sau m\u1ed9t tu\u1ea7n v\u00e0 th\u1ea5y ph\u1ea7n gi\u1eefa b\u1ecb n\u00e9n ph\u1eb3ng nh\u01b0 \u0111\u1ed3ng xu, m\u00e9p v\u1eabn c\u00f2n nh\u00f4, th\u1eadm ch\u00ed c\u00f3 th\u1ec3 c\u00f3 v\u1ebft n\u1ee9t t\u1ecfa t\u1eeb l\u1ed7 bu-l\u00f4ng. \u0110\u00f3 kh\u00f4ng ph\u1ea3i m\u00f2n. \u0110\u00f3 l\u00e0 nghi\u1ec1n n\u00e1t.<\/p>\n\n\n\n
To\u00e1n h\u1ecdc kh\u00f4ng quan t\u00e2m \u0111\u1ebfn h\u1ea1n ch\u00f3t c\u1ee7a b\u1ea1n. N\u1ebfu u\u1ed1n c\u1ea7n 60 t\u1ea5n v\u00e0 b\u1ea1n \u0111ang truy\u1ec1n 85 v\u00ec b\u1ea3ng bi\u1ec3u l\u1ef1c ch\u01b0a c\u1eadp nh\u1eadt \u0111\u00fang \u0111\u1ed9 d\u00e0y v\u1eadt li\u1ec7u th\u1ef1c t\u1ebf, \u0111\u1ec7m s\u1ebd h\u1ea5p th\u1ee5 ph\u1ea7n d\u01b0. Urethane kh\u00f4ng ph\u1ea3n kh\u00e1ng. N\u00f3 ch\u1ea3y l\u1ea1nh. M\u1ea5t \u0111\u1ed9 \u0111\u00e0n h\u1ed3i. Chu k\u1ef3 ti\u1ebfp theo, t\u1ea5m tr\u01b0\u1ee3t v\u00ec \u0111\u1ed9 m\u1ec1m b\u1ec1 m\u1eb7t \u0111\u00e3 bi\u1ebfn m\u1ea5t.<\/p>\n\n\n\n
Qu\u00e1 t\u1ea3i l\u1ef1c \u0111\u1ec3 l\u1ea1i d\u1ea5u v\u1ebft: n\u00e9n c\u1ee5c b\u1ed9, b\u00f3ng k\u00ednh do nhi\u1ec7t, \u0111\u00f4i khi m\u00f9i ch\u00e1y nh\u1eb9. M\u00e0i m\u00f2n k\u1ec3 c\u00e2u chuy\u1ec7n c\u1ee7a th\u1eddi gian. Nghi\u1ec1n n\u00e1t k\u1ec3 b\u1ea1n v\u1ec1 m\u1ed9t m\u1ed1i quan h\u1ec7 t\u1ed3i v\u1edbi l\u1ef1c.<\/p>\n\n\n\n
N\u1ebfu \u0111\u1ec7m b\u1ecb nghi\u1ec1n n\u00e1t, ai l\u00e0 ng\u01b0\u1eddi t\u1ea1o ra l\u1ef1c th\u1eeba \u0111\u00f3?<\/p>\n\n\n\n
Ba d\u1ea1ng h\u1ecfng h\u00f3c gi\u1ed1ng \u201c\u0111\u1ec7m k\u00e9m\u201d nh\u01b0ng th\u1ef1c ch\u1ea5t l\u00e0 l\u1ed7i m\u00e1y<\/h3>\n\n\n\n![\"Ba](\"https:\/\/cn-hawe.com\/wp-content\/uploads\/2026\/03\/The-three-failure-modes-that-look-like-bad-pads-but-are-actually-machine-errors_w1200.jpg\")
<\/figure>\n\n\n\nT\u00f4i \u0111\u00e3 g\u1eb7p ba th\u1ee7 ph\u1ea1m t\u00e1i ph\u1ea1m.<\/p>\n\n\n\n
\u0110\u1ea7u ti\u00ean: nghi\u00eang ram khi chuy\u1ec3n t\u1eeb t\u1ed1c \u0111\u1ed9 ti\u1ebfp c\u1eadn nhanh sang t\u1ed1c \u0111\u1ed9 t\u1ea1o h\u00ecnh. T\u1ea5m kim lo\u1ea1i ti\u1ebfp x\u00fac m\u1ed9t b\u00ean tr\u01b0\u1edbc, \u00e1p l\u1ef1c t\u0103ng v\u1ecdt c\u1ee5c b\u1ed9, v\u00e0 \u0111\u1ec7m bi\u1ebfn d\u1ea1ng kh\u00f4ng \u0111\u1ec1u. V\u1edbi ng\u01b0\u1eddi v\u1eadn h\u00e0nh, chi ti\u1ebft tr\u01b0\u1ee3t. V\u1edbi \u0111\u1ec7m, \u0111\u00f3 l\u00e0 cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ed9t b\u00ean. G\u1ed1c r\u1ec5 l\u00e0 l\u1ed7i th\u1eddi gian van ho\u1eb7c tr\u00f4i \u0111\u1ed3ng b\u1ed9, kh\u00f4ng ph\u1ea3i v\u1eadt li\u1ec7u ma s\u00e1t.<\/p>\n\n\n\n
Th\u1ee9 hai: ph\u1ea3n h\u1ed3i g\u00f3c b\u1ecb sai hi\u1ec7u chu\u1ea9n. M\u00e1y phanh hi\u1ec7n \u0111\u1ea1i c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh trong ph\u1ea1m vi n\u1eeda \u0111\u1ed9 trong ph\u1ea7n tr\u0103m gi\u00e2y \u2014 n\u1ebfu c\u1ea3m bi\u1ebfn b\u00e1o \u0111\u00fang. Sau c\u1eadp nh\u1eadt ph\u1ea7n m\u1ec1m ho\u1eb7c b\u1ecf qua hi\u1ec7u chu\u1ea9n l\u1ea1i, m\u00e1y u\u1ed1n qu\u00e1, b\u00f9, r\u1ed3i b\u00f9 qu\u00e1. \u0110\u1ec7m nh\u1eadn t\u1ea3i dao \u0111\u1ed9ng nh\u01b0 ng\u1eabu nhi\u00ean. B\u1ea1n \u0111\u1ed5 l\u1ed7i cho \u0111\u1ed9 b\u00e1m. Th\u1ee7 ph\u1ea1m th\u1ef1c l\u00e0 v\u00f2ng \u0111i\u1ec1u khi\u1ec3n \u0111ang d\u00f2 d\u1eabm trong b\u00f3ng t\u1ed1i.<\/p>\n\n\n\n
Th\u1ee9 ba: h\u1ea1 ch\u1eadm ho\u1eb7c kh\u00f4ng \u0111\u1ec1u do v\u1ea5n \u0111\u1ec1 th\u1ee7y l\u1ef1c \u2014 d\u1ea7u th\u1ea5p, ray d\u1eabn m\u00f2n, van n\u1ea1p b\u1ecb k\u1eb9t. M\u1ed9t tri\u1ec7u ch\u1ee9ng, n\u1eeda t\u00e1 nguy\u00ean nh\u00e2n c\u01a1 kh\u00ed. T\u1ea5m kim lo\u1ea1i d\u1ecbch chuy\u1ec3n vi m\u00f4 tr\u01b0\u1edbc khi ti\u1ebfp x\u00fac ho\u00e0n to\u00e0n, v\u00e0 b\u1ea1n th\u1ea5y v\u1ebft s\u00e1ng \u0111\u1eb7c tr\u01b0ng tr\u00ean m\u1eb7t \u0111\u1ec7m. \u201cThu\u1ebf l\u00ednh m\u1edbi\u201d l\u00e0 \u0111\u1eb7t mua v\u1eadt li\u1ec7u ma s\u00e1t tr\u01b0\u1edbc khi ki\u1ec3m tra m\u1ee9c d\u1ea7u v\u00e0 \u0111\u1ed9 th\u1eb3ng c\u1ee7a ray.<\/p>\n\n\n\n
Khi ba l\u1ed7i m\u00e1y kh\u00e1c nhau c\u00f3 th\u1ec3 t\u1ea1o ra c\u00f9ng m\u1ed9t hi\u1ec7n t\u01b0\u1ee3ng \u201ctr\u01b0\u1ee3t,\u201d t\u1ea1i sao l\u1ea1i cho r\u1eb1ng ph\u1ea7n m\u1ec1m l\u00e0 th\u1ee7 ph\u1ea1m?<\/p>\n\n\n\n
T\u1ea1i sao \u201c\u0111\u1ec7m \u0111a d\u1ee5ng\u201d l\u00e0 m\u1ed9t huy\u1ec1n tho\u1ea1i trong m\u00f4i tr\u01b0\u1eddng \u0111\u1ed9 ch\u00ednh x\u00e1c cao<\/h3>\n\n\n\n
M\u1ed9t cu\u1ed1n danh m\u1ee5c g\u1ecdi n\u00f3 l\u00e0 ph\u1ed5 d\u1ee5ng: m\u1ed9t h\u1ee3p ch\u1ea5t, ph\u1ea1m vi \u0111\u1ed9 c\u1ee9ng r\u1ed9ng, ph\u00f9 h\u1ee3p nhi\u1ec1u khu\u00f4n kh\u00e1c nhau. R\u1ea5t \u1ed5n cho gi\u00e1 \u0111\u1ee1 n\u00f4ng nghi\u1ec7p.<\/p>\n\n\n\n
Gi\u1edd h\u00e3y \u0111\u1eb7t mi\u1ebfng \u0111\u1ec7m \u0111\u00f3 d\u01b0\u1edbi c\u00e1c chi ti\u1ebft h\u00e0ng kh\u00f4ng y\u00eau c\u1ea7u dung sai ch\u1eb7t ch\u1ebd v\u1edbi h\u1ee3p kim h\u1ed7n h\u1ee3p trong c\u00f9ng m\u1ed9t ca. Bu\u1ed5i s\u00e1ng l\u00e0 nh\u00f4m d\u00e0y 1\/8 inch, bu\u1ed5i tr\u01b0a l\u00e0 th\u00e9p c\u01b0\u1eddng \u0111\u1ed9 cao. \u0110\u1ed9 h\u1ed3i \u0111\u00e0n kh\u00e1c nhau. L\u1ef1c \u00e9p c\u1ea7n thi\u1ebft kh\u00e1c nhau. N\u0103ng l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t kh\u00e1c nhau ti\u1ebfp x\u00fac v\u1edbi mi\u1ebfng \u0111\u1ec7m.<\/p>\n\n\n\n
V\u1eadt li\u1ec7u \u0111\u1ed3ng nh\u1ea5t trong m\u00f4i tr\u01b0\u1eddng l\u1ef1c bi\u1ebfn \u0111\u1ed5i l\u00e0 m\u1ed9t canh b\u1ea1c.<\/p>\n\n\n\n
N\u1ebfu b\u1ea1n tinh ch\u1ec9nh l\u1ef1c \u00e9p v\u00e0 c\u0103n ch\u1ec9nh ch\u00ednh x\u00e1c cho t\u1eebng c\u00f4ng vi\u1ec7c, b\u1ea1n c\u00f3 th\u1ec3 ch\u1ea1y th\u00f4ng s\u1ed1 mi\u1ebfng \u0111\u1ec7m r\u1ed9ng h\u01a1n m\u1ed9t c\u00e1ch an to\u00e0n. N\u1ebfu kh\u00f4ng, b\u1ea1n \u0111ang y\u00eau c\u1ea7u m\u1ed9t \u0111\u1ed9 c\u1ee9ng v\u00e0 m\u1ed9t \u0111\u1ed9 d\u00e0y tha th\u1ee9 m\u1ecdi r\u00fat ng\u1eafn quy tr\u00ecnh. N\u00f3 s\u1ebd kh\u00f4ng. C\u00f4ng vi\u1ec7c \u0111\u1ed9 ch\u00ednh x\u00e1c cao s\u1ebd b\u00f3c tr\u1ea7n huy\u1ec1n tho\u1ea1i v\u00ec kho\u1ea3ng sai s\u1ed1 m\u1ecfng h\u01a1n ch\u00ednh mi\u1ebfng \u0111\u1ec7m.<\/p>\n\n\n\n
V\u1eady khi m\u1ed9t mi\u1ebfng \u0111\u1ec7m \u201cph\u1ed5 d\u1ee5ng\u201d li\u00ean t\u1ee5c h\u1ecfng ch\u1ec9 \u1edf m\u1ed9t s\u1ed1 c\u00f4ng vi\u1ec7c nh\u1ea5t \u0111\u1ecbnh, li\u1ec7u n\u00f3 th\u1eadt s\u1ef1 ph\u1ed5 d\u1ee5ng hay quy tr\u00ecnh c\u1ee7a b\u1ea1n kh\u00f4ng?<\/p>\n\n\n\n
Chi ph\u00ed cho c\u00e1ch ti\u1ebfp c\u1eadn \u201cd\u00e1n b\u0103ng\u201d: L\u00e3ng ph\u00ed v\u1eadt li\u1ec7u so v\u1edbi th\u1eddi gian ch\u1ea9n \u0111o\u00e1n<\/h3>\n\n\n\n
Gi\u1ea3 s\u1eed m\u1ed9t b\u1ed9 \u0111\u1ec7m c\u00f3 gi\u00e1 v\u00e0i tr\u0103m \u0111\u00f4 v\u00e0 m\u1ed9t gi\u1edd lao \u0111\u1ed9ng \u0111\u1ec3 thay. Quy\u1ebft \u0111\u1ecbnh d\u1ec5 d\u00e0ng. Quy\u1ebft \u0111\u1ecbnh kh\u00f3 h\u01a1n l\u00e0 hai gi\u1edd v\u1edbi \u0111\u1ed3ng h\u1ed3 \u0111o, x\u00e1c minh \u00e1p su\u1ea5t, hi\u1ec7u ch\u1ec9nh l\u1ea1i c\u1ea3m bi\u1ebfn, v\u00e0 ch\u1ea1y th\u1eed kh\u00f4ng v\u1eadt li\u1ec7u.<\/p>\n\n\n\n
M\u1ed9t vi\u1ec7c c\u00f3 c\u1ea3m gi\u00e1c n\u0103ng su\u1ea5t. Vi\u1ec7c kia c\u00f3 c\u1ea3m gi\u00e1c nh\u01b0 th\u1eeba nh\u1eadn r\u1eb1ng b\u1ea1n c\u00f3 th\u1ec3 l\u00e0 v\u1ea5n \u0111\u1ec1.<\/p>\n\n\n\n
Nh\u01b0ng khi s\u1ef1 c\u1ed1 t\u1eadp trung - nhi\u1ec1u mi\u1ebfng \u0111\u1ec7m h\u1ecfng \u1edf c\u00e1c c\u00f4ng vi\u1ec7c kh\u00e1c nhau trong m\u1ed9t th\u00e1ng - \u0111\u00f3 kh\u00f4ng ph\u1ea3i m\u00e0i m\u00f2n ng\u1eabu nhi\u00ean. \u0110\u00f3 l\u00e0 tr\u00f4i quy tr\u00ecnh. \u1ede c\u00e1c nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t theo d\u00f5i \u0111\u1ed9 b\u1ec1n \u0111\u1ec7m t\u1eeb b\u01b0\u1edbc \u0111\u1ea7u, khuy\u1ebft t\u1eadt xu\u1ea5t hi\u1ec7n theo l\u00f4 v\u00ec chu k\u1ef3 \u00e9p \u0111\u00e3 sai th\u00f4ng s\u1ed1. L\u1eadp lu\u1eadn t\u01b0\u01a1ng t\u1ef1 \u00e1p d\u1ee5ng \u1edf \u0111\u00e2y. Vi\u1ec7c mi\u1ebfng \u0111\u1ec7m ch\u1ebft l\u1eb7p l\u1ea1i hi\u1ebfm khi l\u00e0 s\u1ef1 tr\u00f9ng h\u1ee3p.<\/p>\n\n\n\n
M\u1ed7i l\u1ea7n thay m\u00e0 kh\u00f4ng ch\u1ea9n \u0111o\u00e1n ch\u1ec9 l\u00e0 \u0111\u1eb7t l\u1ea1i \u0111\u1ed3ng h\u1ed3 \u0111\u1ebfm ng\u01b0\u1ee3c. B\u1ea1n \u0111ang tr\u1ea3 b\u1eb1ng polyurethane thay v\u00ec ch\u00fa \u00fd.<\/p>\n\n\n\n
V\u00e0 n\u1ebfu vi\u1ec7c l\u1ea1m d\u1ee5ng l\u1ef1c c\u1ee9 vi\u1ebft c\u00f9ng m\u1ed9t k\u1ecbch b\u1ea3n tr\u00ean mi\u1ebfng \u0111\u1ec7m m\u1edbi, chuy\u1ec7n g\u00ec s\u1ebd x\u1ea3y ra khi cu\u1ed1i c\u00f9ng ta \u0111\u01b0a s\u1ed1 l\u1ef1c \u00e9p ra xem x\u00e9t?<\/p>\n\n\n\n
C\u00e1i b\u1eaby l\u1ef1c \u00e9p: Khi l\u1ef1c kh\u00f4ng ph\u00f9 h\u1ee3p ph\u00e1 h\u1ee7y insert c\u1ee7a b\u1ea1n<\/h2>\n\n\n\n
M\u00f9a xu\u00e2n n\u0103m ngo\u00e1i t\u00f4i \u0111\u1ee9ng tr\u01b0\u1edbc m\u1ed9t m\u00e1y ch\u1ea5n m\u01b0\u1eddi foot c\u00f4ng su\u1ea5t 150 t\u1ea5n, nh\u00ecn v\u00e0o m\u1ed9t mi\u1ebfng \u0111\u1ec7m \u0111\u00e3 d\u00f9ng \u0111\u01b0\u1ee3c ch\u00edn ng\u00e0y. Ch\u00ednh gi\u1eefa b\u1ecb nghi\u1ec1n ph\u1eb3ng, m\u00e9p v\u1eabn nguy\u00ean, l\u1ed7 bu-l\u00f4ng b\u1eaft \u0111\u1ea7u b\u1ecb oval h\u00f3a. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh th\u1ec1 r\u1eb1ng c\u00f4ng vi\u1ec7c \u201ctrong gi\u1edbi h\u1ea1n c\u00f4ng su\u1ea5t.\u201d Th\u00e9p A36 d\u00e0y 1\/4 inch tr\u00ean khu\u00f4n V 2 inch.<\/p>\n\n\n\n
Tr\u00ean gi\u1ea5y, \u0111\u00f3 l\u00e0 19,7 t\u1ea5n m\u1ed7i foot. V\u1edbi m\u01b0\u1eddi foot, 197 t\u1ea5n. To\u00e1n h\u1ecdc kh\u00f4ng quan t\u00e2m \u0111\u1ebfn h\u1ea1n ch\u00f3t c\u1ee7a b\u1ea1n. B\u1ea1n \u0111\u00e3 v\u01b0\u1ee3t qu\u00e1 c\u00f4ng su\u1ea5t m\u00e1y 47 t\u1ea5n tr\u01b0\u1edbc khi ch\u1ea1m \u0111\u00e1y.<\/p>\n\n\n\n
Chuy\u1ec3n sang khu\u00f4n V 3 inch th\u00ec l\u1ef1c c\u1ea7n gi\u1ea3m c\u00f2n 13,9 t\u1ea5n m\u1ed7i foot \u2014 t\u1ed5ng 139 t\u1ea5n. C\u00f9ng v\u1eadt li\u1ec7u. C\u00f9ng chi\u1ec1u d\u00e0i. Kh\u00e1c b\u1ec1 r\u1ed9ng khu\u00f4n. Gi\u1edd b\u1ea1n \u1edf trong gi\u1edbi h\u1ea1n m\u00e1y v\u00e0 mi\u1ebfng \u0111\u1ec7m s\u1ed1ng b\u00ecnh th\u01b0\u1eddng.<\/p>\n\n\n\n
\u0110\u00f3 l\u00e0 c\u00e1ch b\u1ea1n x\u00e1c minh l\u1ef1c \u00e9p tr\u01b0\u1edbc khi nghi\u1ec1n n\u00e1t insert kh\u00e1c: t\u00ednh l\u1ef1c tr\u00ean m\u1ed7i foot cho \u0111\u00fang \u0111\u1ed9 d\u00e0y v\u00e0 \u0111\u1ed9 m\u1edf V, nh\u00e2n v\u1edbi chi\u1ec1u d\u00e0i u\u1ed1n th\u1ef1c t\u1ebf, v\u00e0 so s\u00e1nh v\u1edbi c\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c tr\u00ean to\u00e0n v\u00f9ng l\u00e0m vi\u1ec7c. Kh\u00f4ng ph\u1ea3i nh\u00e3n d\u00e1n b\u00ean ngo\u00e0i. L\u00e0 t\u1ea3i ph\u00e2n b\u1ed1 tr\u00ean b\u00e0n m\u00e1y.<\/p>\n\n\n\n
B\u1edfi n\u1ebfu l\u1ef1c \u00e9p c\u1ea7n v\u01b0\u1ee3t qu\u00e1 c\u00f4ng su\u1ea5t m\u00e1y ho\u1eb7c gi\u1edbi h\u1ea1n n\u00e9n c\u1ee7a mi\u1ebfng \u0111\u1ec7m, th\u00ec h\u1ecfng h\u00f3c kh\u00f4ng c\u00f2n l\u00e0 kh\u1ea3 n\u0103ng. N\u00f3 l\u00e0 l\u1ecbch tr\u00ecnh.<\/p>\n\n\n\n
V\u00e0 h\u1ea7u h\u1ebft c\u00e1c x\u01b0\u1edfng th\u1eadm ch\u00ed kh\u00f4ng t\u00ednh to\u00e1n theo c\u00e1ch \u0111\u00f3.<\/p>\n\n\n\n
T\u00ednh \u201c\u0111i\u1ec3m nghi\u1ec1n\u201d: Khi \u0111\u1ed9 d\u00e0y v\u1eadt li\u1ec7u v\u01b0\u1ee3t qu\u00e1 durometer c\u1ee7a mi\u1ebfng \u0111\u1ec7m<\/h3>\n\n\n\n![\"Khi](\"https:\/\/cn-hawe.com\/wp-content\/uploads\/2026\/03\/When-material-thickness-overwhelms-pad-durometer_w1200.jpg\")
<\/figure>\n\n\n\nT\u00f4i \u0111\u00e3 th\u1ea5y m\u1ed9t x\u01b0\u1edfng chuy\u1ec3n t\u1eeb t\u1ea5m 10 gauge sang 1\/4 inch v\u00e0 cho r\u1eb1ng l\u1ef1c \u00e9p \u201ct\u0103ng ch\u00fat \u00edt.\u201d Kh\u00f4ng ph\u1ea3i. G\u1ea5p \u0111\u00f4i \u0111\u1ed9 d\u00e0y g\u1ea7n nh\u01b0 t\u0103ng g\u1ea5p b\u1ed1n l\u1ea7n l\u1ef1c \u00e9p c\u1ea7n trong u\u1ed1n kh\u00f4ng ch\u1ea1m. \u0110\u00f3 l\u00e0 h\u00ecnh h\u1ecdc v\u00e0 l\u1ef1c ch\u1ed1ng c\u1ee7a v\u1eadt li\u1ec7u ph\u1ed1i h\u1ee3p.<\/p>\n\n\n\n
N\u1ebfu t\u1ea5m th\u00e9p c\u1ee1 10 c\u1ea7n kho\u1ea3ng 9,6 t\u1ea5n m\u1ed7i foot v\u1edbi khu\u00f4n ch\u1eef V r\u1ed9ng 1 inch, v\u00e0 b\u1ea1n t\u0103ng g\u1ea5p \u0111\u00f4i \u0111\u1ed9 d\u00e0y, b\u1ea1n kh\u00f4ng ch\u1ec9 d\u1eebng \u1edf m\u1ee9c 19 t\u1ea5n. B\u1ea1n g\u1ea7n nh\u01b0 c\u1ea7n g\u1ea5p b\u1ed1n l\u1ea7n t\u1ea3i ban \u0111\u1ea7u, t\u00f9y thu\u1ed9c v\u00e0o \u0111\u1ed9 r\u1ed9ng khu\u00f4n. \u0110\u00f3 l\u00e0 quy lu\u1eadt cong.<\/p>\n\n\n\n
B\u00e2y gi\u1edd h\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng m\u1ed9t t\u1ea5m \u0111\u1ec7m urethane gi\u1ea3 \u0111\u1ecbnh c\u00f3 \u0111\u1ed9 b\u1ec1n n\u00e9n 8.000 psi. B\u1ea1n \u0111\u1eb7t 197 t\u1ea5n l\u00ean chi\u1ec1u d\u00e0i m\u01b0\u1eddi foot v\u00e0 cho r\u1eb1ng l\u1ef1c \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed1 \u0111\u1ec1u. Nh\u01b0ng th\u1ef1c t\u1ebf kh\u00f4ng ph\u1ea3i v\u1eady. Di\u1ec7n t\u00edch ti\u1ebfp x\u00fac thay \u0111\u1ed5i khi ch\u00e0y xuy\u00ean xu\u1ed1ng, \u0111\u1eb7c bi\u1ec7t n\u1ebfu t\u1ea5m kim lo\u1ea1i b\u1ecb ph\u1ed3ng ho\u1eb7c \u0111\u1ea7u tr\u01b0\u1ee3t kh\u00f4ng ho\u00e0n to\u00e0n song song. \u00c1p su\u1ea5t c\u1ee5c b\u1ed9 v\u01b0\u1ee3t xa gi\u00e1 tr\u1ecb trung b\u00ecnh.<\/p>\n\n\n\n
\u0110\u1ec9nh \u00e1p su\u1ea5t \u0111\u00f3 ch\u00ednh l\u00e0 \u0111i\u1ec3m n\u00e1t. Kh\u00f4ng ph\u1ea3i khi danh m\u1ee5c n\u00f3i r\u1eb1ng t\u1ea5m \u0111\u1ec7m \u201cn\u00ean\u201d h\u1ecfng, m\u00e0 l\u00e0 khi \u1ee9ng su\u1ea5t ti\u1ebfp x\u00fac th\u1ef1c t\u1ebf v\u01b0\u1ee3t qu\u00e1 kh\u1ea3 n\u0103ng \u0111\u00e0n h\u1ed3i c\u1ee7a v\u1eadt li\u1ec7u. Sau \u0111\u00f3, urethane b\u1ecb ch\u1ea3y l\u1ea1nh. N\u00f3 kh\u00f4ng b\u1eadt tr\u1edf l\u1ea1i. \u1ede chu k\u1ef3 ti\u1ebfp theo, \u0111\u1ed9 b\u00e1m b\u1ecb gi\u1ea3m v\u00ec kh\u1ea3 n\u0103ng \u0111\u00e0n h\u1ed3i b\u1ec1 m\u1eb7t \u0111\u00e3 m\u1ea5t.<\/p>\n\n\n\n
V\u00e0 \u0111\u00e2y l\u00e0 c\u00e1i b\u1eaby: b\u1ea1n \u0111\u1ed5 l\u1ed7i cho \u0111\u1ed9 c\u1ee9ng c\u1ee7a \u0111\u1ec7m trong khi y\u1ebfu t\u1ed1 th\u1eadt s\u1ef1 thay \u0111\u1ed5i l\u1ea1i l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa \u0111\u1ed9 r\u1ed9ng khu\u00f4n v\u00e0 \u0111\u1ed9 d\u00e0y. \u201cThu\u1ebf t\u00e2n binh\u201d \u0111\u1ea5y.<\/p>\n\n\n\n
Nh\u01b0ng ngay c\u1ea3 khi t\u1ea3i tr\u1ecdng k\u1ef9 thu\u1eadt \u201cn\u1eb1m trong gi\u1edbi h\u1ea1n cho ph\u00e9p\u201d, t\u1ea1i sao v\u1eabn c\u00f3 nh\u1eefng t\u1ea5m \u0111\u1ec7m tr\u01b0\u1ee3t ra kh\u1ecfi v\u1ecb tr\u00ed?<\/p>\n\n\n\n
Ngh\u1ecbch l\u00fd ma s\u00e1t: V\u00ec sao t\u0103ng \u00e1p su\u1ea5t c\u00f3 th\u1ec3 th\u1ef1c s\u1ef1 l\u00e0m gi\u1ea3m \u0111\u1ed9 b\u00e1m v\u00e0 g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng \u201ctr\u01b0\u1ee3t\u201d<\/h3>\n\n\n\n
T\u00f4i \u0111\u00e3 th\u1ea5y m\u1ed9t ng\u01b0\u1eddi v\u1eadn h\u00e0nh t\u0103ng t\u1ea3i th\u00eam 10% ch\u1ec9 v\u00ec t\u1ea5m kim lo\u1ea1i tr\u01b0\u1ee3t trong qu\u00e1 tr\u00ecnh t\u1ea1o h\u00ecnh. L\u00fd lu\u1eadn c\u1ee7a anh ta \u0111\u01a1n gi\u1ea3n: l\u1ef1c nhi\u1ec1u h\u01a1n th\u00ec b\u00e1m t\u1ed1t h\u01a1n.<\/p>\n\n\n\n
D\u01b0\u1edbi \u00e1p su\u1ea5t v\u1eeba ph\u1ea3i, urethane bi\u1ebfn d\u1ea1ng v\u1eeba \u0111\u1ee7 \u0111\u1ec3 kh\u1edbp v\u1edbi c\u00e1c b\u1ea5t th\u01b0\u1eddng tr\u00ean b\u1ec1 m\u1eb7t. \u0110i\u1ec1u \u0111\u00f3 l\u00e0m t\u0103ng di\u1ec7n t\u00edch ti\u1ebfp x\u00fac th\u1ef1c t\u1ebf v\u00e0 \u0111\u1ed9 ma s\u00e1t. Nh\u01b0ng khi v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n, b\u1ea1n n\u00e9n qu\u00e1 m\u1ee9c l\u1edbp b\u1ec1 m\u1eb7t. N\u00f3 c\u1ee9ng l\u1ea1i c\u1ee5c b\u1ed9, tr\u1edf n\u00ean nh\u1eb5n, \u0111\u00f4i khi c\u00f2n b\u1ecb \u201cch\u00e1y\u201d nh\u1eb9. L\u00fac n\u00e0y di\u1ec7n t\u00edch ti\u1ebfp x\u00fac th\u1ef1c gi\u1ea3m xu\u1ed1ng.<\/p>\n\n\n\n
B\u1ea1n t\u0103ng \u00e1p su\u1ea5t danh ngh\u0129a nh\u01b0ng l\u1ea1i gi\u1ea3m ma s\u00e1t hi\u1ec7u d\u1ee5ng.<\/p>\n\n\n\n
Th\u00eam m\u1ed9t ch\u00fat nghi\u00eang c\u1ee7a \u0111\u1ea7u tr\u01b0\u1ee3t\u2014m\u1ed9t b\u00ean ch\u1ea1m tr\u01b0\u1edbc b\u00ean kia v\u00e0i ph\u1ea7n ngh\u00ecn gi\u00e2y\u2014v\u00e0 b\u1ea1n t\u1ea1o ra th\u00e0nh ph\u1ea7n l\u1ef1c ngang. Khi \u0111\u1ec7m b\u1ecb n\u00e9n qu\u00e1 m\u1ee9c v\u00e0 m\u1ea5t t\u00ednh \u0111\u00e0n h\u1ed3i, n\u00f3 kh\u00f4ng th\u1ec3 h\u1ea5p th\u1ee5 l\u1ef1c \u0111\u00f3. T\u1ea5m kim lo\u1ea1i \u201ctr\u01b0\u1ee3t\u201d. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh l\u1ea1i t\u0103ng t\u1ea3i tr\u1ecdng. T\u1ea5m \u0111\u1ec7m nhanh h\u1ecfng h\u01a1n.<\/p>\n\n\n\n
Nh\u01b0ng c\u00e1c b\u1ed9 ph\u1eadn hy sinh k\u1ec3 l\u1ea1i c\u00e2u chuy\u1ec7n. Khi b\u1ea1n th\u1ea5y nh\u1eefng v\u1ec7t b\u00f3ng theo m\u1ed9t h\u01b0\u1edbng, \u0111\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 m\u00e0i m\u00f2n ng\u1eabu nhi\u00ean. \u0110\u00f3 l\u00e0 l\u1ef1c c\u1eaft ngang d\u01b0\u1edbi t\u1ea3i tr\u1ecdng ph\u00e1p tuy\u1ebfn qu\u00e1 cao.<\/p>\n\n\n\n
V\u1eady n\u1ebfu ch\u1ec9 \u00e1p su\u1ea5t th\u00f4i ch\u01b0a \u0111\u1ee7 gi\u1ea3i th\u00edch, \u0111i\u1ec1u g\u00ec x\u1ea3y ra khi ch\u00ednh khu\u00f4n t\u1ea1o ra v\u00f9ng t\u1eadp trung l\u1ef1c m\u00e0 kh\u00f4ng lo\u1ea1i polymer n\u00e0o ch\u1ecbu n\u1ed5i?<\/p>\n\n\n\n
C\u00e1ch c\u00e1c khe V qu\u00e1 nh\u1ecf t\u1ea1o ra t\u1eadp trung \u1ee9ng su\u1ea5t m\u00e0 kh\u00f4ng lo\u1ea1i urethane n\u00e0o ch\u1ecbu \u0111\u1ef1ng \u0111\u01b0\u1ee3c<\/h3>\n\n\n\n
H\u00e3y l\u1ea5y c\u00f9ng lo\u1ea1i th\u00e9p A36 d\u00e0y 1\/4 inch. V\u1edbi khu\u00f4n ch\u1eef V r\u1ed9ng 1,5 inch, t\u1ea3i tr\u1ecdng c\u1ea7n thi\u1ebft t\u0103ng l\u00ean kho\u1ea3ng 30 t\u1ea5n m\u1ed7i foot. Tr\u00ean m\u01b0\u1eddi foot, \u0111\u00f3 l\u00e0 300 t\u1ea5n \u2014 g\u1ea5p \u0111\u00f4i c\u00f4ng su\u1ea5t c\u1ee7a m\u00e1y \u00e9p 150 t\u1ea5n.<\/p>\n\n\n\n
B\u00e2y gi\u1edd t\u01b0\u1edfng t\u01b0\u1ee3ng b\u1ea1n kh\u00f4ng u\u1ed1n to\u00e0n b\u1ed9 chi\u1ec1u d\u00e0i m\u00e0 ch\u1ec9 u\u1ed1n ba foot \u1edf gi\u1eefa. M\u00e1y v\u1eabn truy\u1ec1n l\u1ef1c qua ph\u1ea7n gi\u1eefa c\u1ee7a \u0111\u1ea7u tr\u01b0\u1ee3t. T\u1ea3i tr\u1ecdng tr\u00ean m\u1ed7i foot t\u0103ng v\u1ecdt c\u1ee5c b\u1ed9, v\u00e0 b\u1ea1n \u0111ang \u1edf ngay v\u00f9ng 60% c\u1ee7a khung b\u00ean n\u01a1i \u0111\u1eb7c t\u00ednh v\u00f5ng thay \u0111\u1ed5i. \u0110\u1ed9 u\u1ed1n khung d\u1ecbch chuy\u1ec3n t\u1ea3i tr\u1ecdng v\u1ec1 trung t\u00e2m.<\/p>\n\n\n\n
Gi\u00e1 tr\u1ecb \u201cch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c\u201d theo bi\u1ec3u \u0111\u1ed3 cho m\u1ed9t l\u1ea7n u\u1ed1n to\u00e0n b\u1ed9 tr\u1edf th\u00e0nh qu\u00e1 t\u1ea3i khi ch\u1ec9 u\u1ed1n ng\u1eafn \u1edf gi\u1eefa. \u0110\u00f3 l\u00e0 l\u00fd do b\u1ea1n th\u1ea5y t\u1ea5m \u0111\u1ec7m b\u1ecb nghi\u1ec1n n\u00e1t \u1edf trung t\u00e2m trong khi hai \u0111\u1ea7u c\u00f2n nh\u01b0 m\u1edbi.<\/p>\n\n\n\n
U\u1ed1n s\u00e1t \u0111\u00e1y l\u00e0m t\u00ecnh h\u00ecnh t\u1ed3i t\u1ec7 h\u01a1n nhi\u1ec1u. N\u00f3 c\u00f3 th\u1ec3 y\u00eau c\u1ea7u g\u1ea5p kho\u1ea3ng b\u1ed1n l\u1ea7n t\u1ea3i u\u1ed1n kh\u00f4ng kh\u00ed. C\u00f2n d\u1eadp s\u00e2u (coining) c\u00f3 th\u1ec3 \u0111\u00f2i t\u1edbi m\u01b0\u1eddi l\u1ea7n. N\u1ebfu b\u1ea1n nh\u1ea7m l\u1eabn gi\u1eefa hai ki\u1ec3u thi\u1ebft l\u1eadp v\u00e0 \u0111\u1ec3 \u0111\u1ec7m \u1edf \u0111\u00f3, b\u1ea1n v\u1eeba k\u00fd gi\u1ea5y khai t\u1eed cho n\u00f3.<\/p>\n\n\n\n
V\u1ea5n \u0111\u1ec1 kh\u00f4ng n\u1eb1m \u1edf vi\u1ec7c b\u1ea1n c\u00f3 m\u00e1y \u00e9p l\u1edbn. D\u01b0 c\u00f4ng su\u1ea5t hi\u1ebfm khi g\u00e2y h\u1ea1i cho \u0111\u1ec7m v\u00ec b\u1ea1n ch\u1ec9 d\u00f9ng l\u1ef1c c\u1ea7n cho c\u00f4ng vi\u1ec7c. M\u1ed1i nguy th\u1eadt s\u1ef1 l\u00e0 khu\u00f4n qu\u00e1 nh\u1ecf tr\u00ean m\u00e1y qu\u00e1 y\u1ebfu, c\u1ed1 \u0111\u1ea1t b\u00e1n k\u00ednh u\u1ed1n ch\u1eb7t v\u00e0 ph\u1ea3i tr\u1ea3 gi\u00e1 b\u1eb1ng urethane.<\/p>\n\n\n\n
V\u1eady khi b\u1ea1n r\u00fat ra m\u1ed9t t\u1ea5m \u0111\u1ec7m bi\u1ebfn d\u1ea1ng, l\u00e0m sao \u0111\u1ecdc n\u00f3 nh\u01b0 b\u1eb1ng ch\u1ee9ng thay v\u00ec r\u00e1c?<\/p>\n\n\n\n
\u0110\u1ecdc \u201cv\u1ebft s\u1eb9o\u201d: Nh\u1eefng g\u00ec c\u00e1c t\u1ea5m \u0111\u1ec7m bi\u1ebfn d\u1ea1ng n\u00f3i cho b\u1ea1n bi\u1ebft v\u1ec1 c\u00f4ng su\u1ea5t th\u1ef1c c\u1ee7a m\u00e1y<\/h3>\n\n\n\n
M\u1ed9t mi\u1ebfng \u0111\u1ec7m b\u1ecb nghi\u1ec1n n\u00e1t \u0111\u1ec1u kh\u1eafp chi\u1ec1u d\u00e0i cho th\u1ea5y b\u1ea1n \u0111\u00e3 v\u01b0\u1ee3t qu\u00e1 t\u1ed5ng l\u1ef1c to\u00e0n h\u1ec7 th\u1ed1ng. C\u1ea3 h\u1ec7 th\u1ed1ng \u0111\u00e3 b\u1ecb qu\u00e1 t\u1ea3i. \u0110\u00e2y l\u00e0 m\u1ed9t l\u1ed7i t\u00ednh to\u00e1n c\u01a1 b\u1ea3n.<\/p>\n\n\n\n
M\u1ed9t mi\u1ebfng \u0111\u1ec7m ch\u1ec9 b\u1ecb nghi\u1ec1n n\u00e1t \u1edf ph\u1ea7n gi\u1eefa cho th\u1ea5y qu\u00e1 t\u1ea3i c\u1ee5c b\u1ed9\u2014do u\u1ed1n ng\u1eafn, V h\u1eb9p, ho\u1eb7c khung m\u00e1y b\u1ecb bi\u1ebfn d\u1ea1ng t\u1eadp trung l\u1ef1c \u1edf gi\u1eefa nh\u1ecbp.<\/p>\n\n\n\n
N\u00e9n ch\u00e9o? Nghi\u00eang tr\u1ee5c ho\u1eb7c \u0111\u1ed3ng b\u1ed9 th\u1ee7y l\u1ef1c kh\u00f4ng \u0111\u1ec1u.<\/p>\n\n\n\n
B\u1ec1 m\u1eb7t b\u1ecb tr\u00e1ng men nhi\u1ec7t nh\u01b0ng n\u00e9n t\u1ed1i thi\u1ec3u? \u00c1p su\u1ea5t d\u01b0 \u0111u\u1ed5i theo ma s\u00e1t, c\u00f3 kh\u1ea3 n\u0103ng k\u1ebft h\u1ee3p v\u1edbi s\u1ef1 d\u1ecbch chuy\u1ec3n nh\u1eb9 c\u1ee7a v\u1eadt li\u1ec7u.<\/p>\n\n\n\n
Phanh hi\u1ec7n \u0111\u1ea1i c\u00f3 th\u1ec3 ch\u1ec9nh trong ph\u1ea1m vi n\u1eeda \u0111\u1ed9 ch\u1ec9 trong v\u00e0i ph\u1ea7n gi\u00e2y\u2014n\u1ebfu c\u1ea3m bi\u1ebfn b\u00e1o \u0111\u00fang s\u1ef1 th\u1eadt. N\u1ebfu ph\u1ea3n h\u1ed3i g\u00f3c b\u1ecb tr\u00f4i, h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n c\u00f3 th\u1ec3 \u0111ang t\u0103ng qu\u00e1 l\u1ef1c \u0111\u1ec3 \u0111\u1ea1t m\u1ed9t g\u00f3c m\u1ee5c ti\u00eau v\u1ed1n kh\u00f4ng sai ngay t\u1eeb \u0111\u1ea7u. Mi\u1ebfng \u0111\u1ec7m ch\u1ecbu l\u1ef1c \u0111i\u1ec1u ch\u1ec9nh \u0111\u00f3.<\/p>\n\n\n\n
\u0110\u00e2y l\u00e0 c\u00f4ng vi\u1ec7c ph\u00e2n t\u00edch t\u1ea1i x\u01b0\u1edfng. B\u1ea1n kh\u00f4ng b\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c \u0111\u1eb7t mua mi\u1ebfng ch\u00e8n c\u1ee9ng h\u01a1n. B\u1ea1n b\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c t\u00ednh l\u1ea1i l\u1ef1c tr\u00ean m\u1ed7i foot, x\u00e1c minh \u0111\u1ed9 r\u1ed9ng khu\u00f4n so v\u1edbi \u0111\u1ed9 d\u00e0y, ki\u1ec3m tra chi\u1ec1u d\u00e0i u\u1ed1n th\u1ef1c t\u1ebf so v\u1edbi nh\u1ecbp \u0111\u1ecbnh m\u1ee9c, v\u00e0 x\u00e1c nh\u1eadn ph\u01b0\u01a1ng ph\u00e1p t\u1ea1o h\u00ecnh\u2014u\u1ed1n kh\u00f4ng kh\u00ed, u\u1ed1n \u0111\u00e1y, ho\u1eb7c \u00e9p d\u1eadp.<\/p>\n\n\n\n
B\u1edfi v\u00ec m\u1ed9t khi l\u1ef1c t\u00e1c \u0111\u1ed9ng c\u1ee7a b\u1ea1n v\u01b0\u1ee3t qu\u00e1 kh\u1ea3 n\u0103ng ph\u00e2n ph\u1ed1i an to\u00e0n c\u1ee7a mi\u1ebfng \u0111\u1ec7m v\u00e0 khung, th\u00ec mi\u1ebfng ch\u00e8n kh\u00f4ng ph\u1ea3i \u0111i\u1ec3m y\u1ebfu.<\/p>\n\n\n\n
N\u00f3 l\u00e0 b\u1eb1ng ch\u1ee9ng.<\/p>\n\n\n\n
V\u1eadt l\u00fd V\u1eadt li\u1ec7u so v\u1edbi \u0110\u1ed9 \u0111\u00e0n h\u1ed3i c\u1ee7a Mi\u1ebfng \u0111\u1ec7m<\/h2>\n\n\n\n
B\u1ea1n mu\u1ed1n m\u1ed9t quy tr\u00ecnh x\u00e1c minh tr\u01b0\u1edbc c\u00f4ng vi\u1ec7c c\u00f3 th\u1ec3 l\u1eb7p l\u1ea1i \u0111\u1ec3 ng\u0103n h\u1ecfng mi\u1ebfng \u0111\u1ec7m tr\u01b0\u1edbc khi th\u1ef1c hi\u1ec7n l\u1ea7n u\u1ed1n \u0111\u1ea7u ti\u00ean?<\/p>\n\n\n\n
B\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c gi\u1ea3 \u0111\u1ecbnh mi\u1ebfng \u0111\u1ec7m v\u00f4 t\u1ed9i.<\/p>\n\n\n\n
Sau khi b\u1ea1n \u0111\u00e3 x\u00e1c minh l\u1ef1c tr\u00ean m\u1ed7i foot, t\u1ec9 l\u1ec7 \u0111\u1ed9 r\u1ed9ng khu\u00f4n v\u1edbi \u0111\u1ed9 d\u00e0y, chi\u1ec1u d\u00e0i u\u1ed1n so v\u1edbi nh\u1ecbp \u0111\u1ecbnh m\u1ee9c, v\u00e0 x\u00e1c nh\u1eadn r\u1eb1ng b\u1ea1n \u0111ang u\u1ed1n kh\u00f4ng kh\u00ed\u2014kh\u00f4ng v\u00f4 t\u00ecnh u\u1ed1n \u0111\u00e1y\u2014th\u00ec bi\u1ebfn s\u1ed1 ti\u1ebfp theo kh\u00f4ng ph\u1ea3i l\u00e0 \u201cmi\u1ebfng \u0111\u1ec7m c\u1ee9ng h\u01a1n\u201d. \u0110\u00f3 ch\u00ednh l\u00e0 t\u1ea5m kim lo\u1ea1i. V\u00ec mi\u1ebfng \u0111\u1ec7m m\u00e1y \u00e9p phanh l\u00e0 th\u00e0nh ph\u1ea7n hy sinh c\u1ee7a m\u1ed9t h\u1ec7 th\u1ed1ng c\u01a1 kh\u00ed l\u1edbn h\u01a1n, v\u00e0 h\u1ec7 th\u1ed1ng \u0111\u00f3 bao g\u1ed3m c\u1ea3 \u0111\u1eb7c t\u00ednh luy\u1ec7n kim n\u1eb1m gi\u1eefa ch\u00e0y v\u00e0 khu\u00f4n. B\u1ecf qua \u0111i\u1ec1u \u0111\u00f3, b\u1ea1n kh\u00f4ng gi\u1ea3i quy\u1ebft h\u1ecfng h\u00f3c. B\u1ea1n \u0111ang l\u1eadp l\u1ecbch cho n\u00f3.<\/p>\n\n\n\n
C\u00e1c ph\u00e9p t\u00ednh kh\u00f4ng quan t\u00e2m \u0111\u1ebfn h\u1ea1n ch\u00f3t c\u1ee7a b\u1ea1n. Th\u00e9p kh\u00f4ng g\u1ec9 v\u00e0 nh\u00f4m c\u00f3 th\u1ec3 c\u00f9ng \u0111\u1ed9 d\u00e0y, c\u00f9ng g\u00f3c u\u1ed1n, c\u00f9ng d\u1ee5ng c\u1ee5\u2014nh\u01b0ng l\u1ea1i y\u00eau c\u1ea7u c\u00e1c \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c ho\u00e0n to\u00e0n kh\u00e1c nhau. N\u1ebfu danh s\u00e1ch ki\u1ec3m tra quy tr\u00ecnh c\u1ee7a b\u1ea1n k\u1ebft th\u00fac \u1edf \u201cm\u00e1y v\u00e0 khu\u00f4n tr\u00f4ng \u0111\u00fang\u201d, b\u1ea1n ch\u1ec9 m\u1edbi d\u1ecdn d\u1eb9p m\u1ed9t n\u1eeda hi\u1ec7n tr\u01b0\u1eddng v\u1ee5 vi\u1ec7c.<\/p>\n\n\n\n
V\u1eady v\u1eadt li\u1ec7u l\u00e0m g\u00ec v\u1edbi mi\u1ebfng \u0111\u1ec7m c\u1ee7a b\u1ea1n m\u00e0 mi\u1ebfng \u0111\u1ec7m kh\u00f4ng th\u1ec3 \u0111\u1ea3o ng\u01b0\u1ee3c?<\/p>\n\n\n\n
L\u00fd do urethane h\u1ecfng tr\u00ean th\u00e9p kh\u00f4ng g\u1ec9 trong khi th\u00e0nh c\u00f4ng v\u1edbi nh\u00f4m<\/h3>\n\n\n\n
Ch\u1ea1y nh\u00f4m 5052 d\u00e0y 1\/8 inch c\u1ea3 ng\u00e0y tr\u00ean m\u1ed9t V v\u1eeba ph\u1ea3i, v\u00e0 m\u1ed9t mi\u1ebfng \u0111\u1ec7m urethane \u0111\u1ed9 c\u1ee9ng trung b\u00ecnh s\u1ebd ho\u1ea1t \u0111\u1ed9ng nh\u01b0 anh h\u00f9ng. N\u00f3 bi\u1ebfn d\u1ea1ng theo, t\u0103ng di\u1ec7n t\u00edch ti\u1ebfp x\u00fac th\u1ef1c t\u1ebf, gi\u1eef \u1ed5n \u0111\u1ecbnh t\u1ea5m. B\u1ea1n c\u00f3 c\u00fa u\u1ed1n g\u1ecdn g\u00e0ng v\u00e0 d\u1ea5u v\u1ebft t\u1ed1i thi\u1ec3u.<\/p>\n\n\n\n
\u0110\u1ed5i sang th\u00e9p kh\u00f4ng g\u1ec9 304 c\u00f9ng \u0111\u1ed9 d\u00e0y v\u00e0 h\u00ecnh d\u1ea1ng, v\u00e0 \u0111\u1ed9t nhi\u00ean mi\u1ebfng \u0111\u1ec7m b\u1eaft \u0111\u1ea7u b\u00f3ng lo\u00e1ng, tr\u00e1ng men, th\u1eadm ch\u00ed tr\u01b0\u1eddn ra kh\u1ecfi v\u1ecb tr\u00ed.<\/p>\n\n\n\n
\u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 t\u00e2m tr\u1ea1ng. \u0110\u00f3 l\u00e0 luy\u1ec7n kim.<\/p>\n\n\n\n
Nh\u00f4m ch\u1ea3y s\u1edbm v\u00e0 d\u1ec5 bi\u1ebfn d\u1ea1ng. Th\u00e9p kh\u00f4ng g\u1ec9 ch\u1ed1ng l\u1ea1i, t\u1ef1 h\u00f3a c\u1ee9ng, v\u00e0 \u0111\u00f2i h\u1ecfi \u1ee9ng su\u1ea5t t\u1ea1o h\u00ecnh cao h\u01a1n cho c\u00f9ng h\u00ecnh d\u1ea1ng. \u1ee8ng su\u1ea5t t\u1ea1o h\u00ecnh cao h\u01a1n ngh\u0129a l\u00e0 l\u1ef1c ph\u1ea3n h\u1ed3i v\u00e0o mi\u1ebfng \u0111\u1ec7m cao h\u01a1n. Ngay c\u1ea3 khi t\u1ed5ng l\u1ef1c to\u00e0n h\u1ec7 th\u1ed1ng n\u1eb1m trong kh\u1ea3 n\u0103ng, \u00e1p l\u1ef1c ti\u1ebfp x\u00fac t\u1ea1i giao di\u1ec7n ch\u00e0y-mi\u1ebfng \u0111\u1ec7m v\u1eabn t\u0103ng v\u00ec th\u00e9p kh\u00f4ng g\u1ec9 kh\u00f4ng \u201cnh\u01b0\u1eddng\u201d d\u1ec5 d\u00e0ng.<\/p>\n\n\n\n
Urethane ph\u00e1t huy t\u1ed1t khi bi\u1ebfn d\u1ea1ng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t. Th\u00e9p kh\u00f4ng g\u1ec9 bu\u1ed9c n\u00f3 \u0111\u1ebfn gi\u1edbi h\u1ea1n n\u00e9n nhanh h\u01a1n. \u0110\u1ed5 l\u1ed7i cho mi\u1ebfng \u0111\u1ec7m, v\u00e0 b\u1ea1n \u0111ang ch\u1ecbu \u201cthu\u1ebf ng\u01b0\u1eddi m\u1edbi\u201d v\u00ec hi\u1ec3u sai v\u1ec1 luy\u1ec7n kim.<\/p>\n\n\n\n
Nh\u01b0ng kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu kh\u00f4ng ph\u1ea3i l\u00e0 to\u00e0n b\u1ed9 c\u00e2u chuy\u1ec7n. Th\u00e9p kh\u00f4ng g\u1ec9 c\u0169ng b\u1eadt l\u1ea1i m\u1ea1nh h\u01a1n.<\/p>\n\n\n\n
\u0110i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 cu\u1ed9c chi\u1ebfn kh\u00f4ng ch\u1ec9 di\u1ec5n ra trong h\u00e0nh tr\u00ecnh \u0111i xu\u1ed1ng.<\/p>\n\n\n\n
Vai tr\u00f2 c\u1ee7a \u0111\u1ed9 \u0111\u00e0n h\u1ed3i v\u1eadt li\u1ec7u: Khi \u201ctr\u00ed nh\u1edb\u201d v\u01b0\u1ee3t qua kh\u1ea3 n\u0103ng b\u00f9 tr\u1eeb c\u1ee7a mi\u1ebfng \u0111\u1ec7m<\/h3>\n\n\n\n
\u0110\u1ed9 \u0111\u00e0n h\u1ed3i l\u00e0 s\u1ef1 ph\u1ee5c h\u1ed3i sau khi \u0111\u01b0\u1ee3c d\u1ee1 t\u1ea3i. M\u1ecdi v\u1eadt li\u1ec7u \u0111\u1ec1u c\u00f3 tr\u00ed nh\u1edb. Th\u00e9p kh\u00f4ng g\u1ec9 c\u00f3 tr\u00ed nh\u1edb l\u00e2u h\u01a1n.<\/p>\n\n\n\n
Trong u\u1ed1n b\u1eb1ng kh\u00f4ng kh\u00ed, b\u1ea1n c\u1ed1 t\u00ecnh u\u1ed1n qu\u00e1 m\u1ee9c \u0111\u1ec3 b\u00f9 cho s\u1ef1 ph\u1ee5c h\u1ed3i \u0111\u00f3. \u0110\u1ed9 \u0111\u00e0n h\u1ed3i c\u1ee7a mi\u1ebfng \u0111\u1ec7m c\u00f3 th\u1ec3 gi\u00fap \u1ed5n \u0111\u1ecbnh t\u1ea5m trong qu\u00e1 tr\u00ecnh t\u1ea1o h\u00ecnh, nh\u01b0ng n\u00f3 kh\u00f4ng th\u1ec3 x\u00f3a b\u1ecf bi\u1ebfn d\u1ea1ng \u0111\u00e0n h\u1ed3i t\u00edch tr\u1eef trong kim lo\u1ea1i. N\u1ebfu th\u00e9p kh\u00f4ng g\u1ec9 mu\u1ed1n m\u1edf th\u00eam hai \u0111\u1ed9, n\u00f3 s\u1ebd m\u1edf \u2013 tr\u1eeb khi b\u1ea1n thay \u0111\u1ed5i h\u00ecnh h\u1ecdc ho\u1eb7c ph\u01b0\u01a1ng ph\u00e1p.<\/p>\n\n\n\n
Ph\u1ea7n kh\u00f3 ch\u1ecbu l\u00e0 \u0111\u00e2y: thu h\u1eb9p khu\u00f4n V t\u1eeb, ch\u1eb3ng h\u1ea1n t\u1ef7 l\u1ec7 chi\u1ec1u r\u1ed9ng tr\u00ean \u0111\u1ed9 d\u00e0y 12:1 xu\u1ed1ng 8:1, c\u00f3 th\u1ec3 gi\u1ea3m \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 \u0111\u00e0n h\u1ed3i ph\u1ee5c h\u1ed3i, b\u1ea5t k\u1ec3 lo\u1ea1i v\u1eadt li\u1ec7u mi\u1ebfng \u0111\u1ec7m. U\u1ed1n \u00e9p \u0111\u00e1y c\u00f2n gi\u1ea3m h\u01a1n n\u1eefa v\u00ec b\u1ea1n \u00e9p nhi\u1ec1u bi\u1ebfn d\u1ea1ng d\u1ebbo h\u01a1n v\u00e0o v\u00f9ng u\u1ed1n. H\u00ecnh h\u1ecdc th\u1eafng v\u1eadt li\u1ec7u polymer.<\/p>\n\n\n\n
V\u00ec v\u1eady, n\u1ebfu b\u1ea1n y\u00eau c\u1ea7u m\u1ed9t mi\u1ebfng \u0111\u1ec7m urethane \u201cgi\u1eef\u201d th\u00e9p kh\u00f4ng g\u1ec9 \u1edf g\u00f3c trong khi d\u00f9ng khu\u00f4n V r\u1ed9ng v\u1ed1n d\u00e0nh cho nh\u00f4m, b\u1ea1n \u0111ang y\u00eau c\u1ea7u \u0111\u1ed9 \u0111\u00e0n h\u1ed3i ch\u1ed1ng l\u1ea1i tr\u00ed nh\u1edb v\u1eadt li\u1ec7u. N\u00f3 kh\u00f4ng th\u1ec3 th\u1eafng cu\u1ed9c chi\u1ebfn \u0111\u00f3 l\u00e2u d\u00e0i.<\/p>\n\n\n\n
Mi\u1ebfng \u0111\u1ec7m b\u1ecb n\u00e9n. T\u1ea5m v\u1eabn m\u1edf ra. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh t\u0103ng l\u1ef1c \u00e9p. B\u00e2y gi\u1edd b\u1ea1n quay l\u1ea1i vi\u1ec7c nghi\u1ec1n n\u00e1t m\u1ed9t th\u00e0nh ph\u1ea7n hy sinh \u0111\u1ec3 b\u00f9 cho l\u1ef1a ch\u1ecdn h\u00ecnh h\u1ecdc.<\/p>\n\n\n\n
V\u00e0 khi \u0111i\u1ec1u \u0111\u00f3 kh\u00f4ng s\u1eeda \u0111\u01b0\u1ee3c g\u00f3c, ph\u1ea3n \u1ee9ng b\u1ea3n n\u0103ng ti\u1ebfp theo l\u00e0 g\u00ec?<\/p>\n\n\n\n
Mi\u1ebfng \u0111\u1ec7m c\u1ee9ng h\u01a1n.<\/p>\n\n\n\n
Ph\u1ed1i h\u1ee3p \u0111\u1ed9 c\u1ee9ng v\u1edbi h\u1ee3p kim: T\u1ea1i sao mi\u1ebfng \u0111\u1ec7m c\u1ee9ng h\u01a1n th\u01b0\u1eddng cho ra c\u00e1c g\u00f3c u\u1ed1n m\u1ec1m h\u01a1n, kh\u00f4ng ch\u00ednh x\u00e1c<\/h3>\n\n\n\n
\u0110\u1ed9 c\u1ee9ng (durometer) l\u00e0 th\u01b0\u1edbc \u0111o \u0111\u1ed9 c\u1ee9ng c\u1ee7a ch\u1ea5t \u0111\u00e0n h\u1ed3i. S\u1ed1 c\u00e0ng cao, mi\u1ebfng \u0111\u1ec7m c\u00e0ng c\u1ee9ng.<\/p>\n\n\n\n
Nghe c\u00f3 v\u1ebb h\u1ee3p l\u00fd: th\u00e9p kh\u00f4ng g\u1ec9 c\u1ee9ng h\u01a1n, v\u1eady h\u00e3y d\u00f9ng mi\u1ebfng \u0111\u1ec7m c\u1ee9ng h\u01a1n.<\/p>\n\n\n\n
C\u00e1c ph\u00e9p to\u00e1n th\u00ec ch\u1eb3ng quan t\u00e2m \u0111\u1ebfn logic c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n
Mi\u1ebfng \u0111\u1ec7m c\u1ee9ng h\u01a1n bi\u1ebfn d\u1ea1ng \u00edt h\u01a1n khi ch\u1ecbu t\u1ea3i. \u00cdt bi\u1ebfn d\u1ea1ng c\u00f3 ngh\u0129a l\u00e0 di\u1ec7n t\u00edch ti\u1ebfp x\u00fac th\u1ef1c gi\u1eefa mi\u1ebfng \u0111\u1ec7m v\u00e0 t\u1ea5m \u00edt h\u01a1n. Ma s\u00e1t kh\u00f4ng t\u1ec9 l\u1ec7 tuy\u1ebfn t\u00ednh v\u1edbi \u00e1p su\u1ea5t danh ngh\u0129a; n\u00f3 ph\u1ee5 thu\u1ed9c v\u00e0o ti\u1ebfp x\u00fac vi m\u00f4 th\u1ef1c t\u1ebf. Khi b\u1ea1n l\u00e0m cho b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac c\u1ee9ng h\u01a1n, b\u1ea1n gi\u1ea3m \u0111\u1ed9 ph\u00f9 h\u1ee3p. B\u00e2y gi\u1edd t\u1ea5m d\u1ec5 b\u1ecb tr\u01b0\u1ee3t vi m\u00f4 h\u01a1n trong qu\u00e1 tr\u00ecnh \u00e9p.<\/p>\n\n\n\n
Tr\u01b0\u1ee3t vi m\u00f4 th\u1ec3 hi\u1ec7n qua c\u00e1c g\u00f3c u\u1ed1n kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t.<\/p>\n\n\n\n
\u0110\u00e2y l\u00e0 \u0111i\u1ec3m ngo\u1eb7t m\u00e0 nhi\u1ec1u x\u01b0\u1edfng b\u1ecf l\u1ee1: mi\u1ebfng \u0111\u1ec7m c\u1ee9ng h\u01a1n c\u00f3 th\u1ec3 l\u00e0m t\u0103ng \u1ee9ng su\u1ea5t ti\u1ebfp x\u00fac \u0111\u1ec9nh v\u00ec t\u1ea3i \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed5 qua \u00edt \u0111i\u1ec3m ti\u1ebfp x\u00fac vi m\u00f4 h\u01a1n. \u1ee8ng su\u1ea5t c\u1ee5c b\u1ed9 \u0111\u00f3 c\u00f3 th\u1ec3 \u0111\u1ea9y v\u1eadt li\u1ec7u g\u1ea7n t\u1edbi gi\u1edbi h\u1ea1n \u0111\u00e0n h\u1ed3i khi t\u1ea1o h\u00ecnh, l\u00e0m t\u0103ng \u0111\u1ed9 bi\u1ebfn thi\u00ean trong s\u1ef1 ph\u1ee5c h\u1ed3i \u0111\u00e0n h\u1ed3i. Thi\u1ebft l\u1eadp \u201cm\u1ea1nh h\u01a1n\u201d c\u1ee7a b\u1ea1n t\u1ea1o ra c\u00e1c g\u00f3c u\u1ed1n m\u1ec1m h\u01a1n, k\u00e9m \u1ed5n \u0111\u1ecbnh h\u01a1n.<\/p>\n\n\n\n
T\u00ednh h\u01b0 danh v\u1ec1 l\u1ef1c \u00e9p g\u1eb7p t\u00ednh h\u01b0 danh v\u1ec1 \u0111\u1ed9 c\u1ee9ng.<\/p>\n\n\n\n
V\u00e0 n\u1ebfu h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c c\u1ee7a b\u1ea1n c\u00f3 ch\u00fat b\u1ea5t \u1ed5n \u2013 kh\u00f4ng kh\u00ed b\u1ecb k\u1eb9t, van tr\u1ec5 \u2013 mi\u1ebfng \u0111\u1ec7m c\u1ee9ng h\u01a1n s\u1ebd truy\u1ec1n dao \u0111\u1ed9ng l\u1ef1c \u0111\u00f3 tr\u1ef1c ti\u1ebfp v\u00e0o t\u1ea5m thay v\u00ec l\u00e0m gi\u1ea3m ch\u00fang. \u0110i\u1ec1u t\u01b0\u1edfng nh\u01b0 \u201cmi\u1ebfng \u0111\u1ec7m qu\u00e1 m\u1ec1m\u201d th\u1ef1c ra l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng c\u1ea7n \u0111\u1ed9 \u0111\u00e0n h\u1ed3i \u0111\u1ec3 gi\u1eef \u1ed5n \u0111\u1ecbnh.<\/p>\n\n\n\n
V\u00ec v\u1eady, \u0111\u1ed9 c\u1ee9ng kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t s\u1ef1 n\u00e2ng c\u1ea5p ph\u1ed5 qu\u00e1t. N\u00f3 l\u00e0 m\u1ed9t th\u00f4ng s\u1ed1 \u0111i\u1ec1u ch\u1ec9nh trong m\u1ed9t h\u1ec7 th\u1ed1ng l\u1ef1c.<\/p>\n\n\n\n
\u0110i\u1ec1u \u0111\u00f3 \u0111\u1ec3 l\u1ea1i th\u00eam m\u1ed9t k\u1ebb ph\u00e1 ho\u1ea1i th\u1ea7m l\u1eb7ng n\u1eefa.<\/p>\n\n\n\n
S\u1ee9c c\u0103ng b\u1ec1 m\u1eb7t v\u00e0 d\u1ea7u: Khi s\u1ef1 can thi\u1ec7p h\u00f3a h\u1ecdc l\u1ea5n \u00e1t l\u1ef1c b\u00e1m c\u01a1 h\u1ecdc<\/h3>\n\n\n\n
B\u1ea1n c\u00f3 th\u1ec3 t\u00ednh to\u00e1n t\u1ea3i tr\u1ecdng. B\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn chi\u1ec1u r\u1ed9ng khu\u00f4n. B\u1ea1n c\u00f3 th\u1ec3 kh\u1edbp \u0111\u1ed9 c\u1ee9ng cao su v\u1edbi h\u1ee3p kim.<\/p>\n\n\n\n
R\u1ed3i ai \u0111\u00f3 lau t\u1ea5m kim lo\u1ea1i b\u1eb1ng lo\u1ea1i d\u1ea7u sai.<\/p>\n\n\n\n
Ch\u1ea5t b\u00f4i tr\u01a1n t\u1ea1o h\u00ecnh nh\u1eb9, d\u1ea7u x\u01b0\u1edfng, th\u1eadm ch\u00ed c\u1ea3 ch\u1ea5t l\u00e0m m\u00e1t t\u1ed3n d\u01b0 c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i h\u1ec7 s\u1ed1 ma s\u00e1t t\u1ea1i \u0111i\u1ec3m ti\u1ebfp x\u00fac gi\u1eefa t\u1ea5m v\u00e0 mi\u1ebfng \u0111\u1ec7m. Kh\u00f4ng ph\u1ea3i ch\u1ec9 m\u1ed9t ch\u00fat. M\u00e0 \u0111\u1ee7 \u0111\u1ec3 khi\u1ebfn \u0111\u1ed9 \u0111\u00e0n h\u1ed3i b\u1ea1n ch\u1ecdn k\u1ef9 l\u01b0\u1ee1ng kh\u00f4ng c\u00f2n chuy\u1ec3n th\u00e0nh \u0111\u1ed9 b\u00e1m. T\u1ea5m kim lo\u1ea1i d\u1ecbch chuy\u1ec3n trong khi \u00e9p xu\u1ed1ng, v\u00e0 mi\u1ebfng \u0111\u1ec7m xu\u1ea5t hi\u1ec7n v\u1ebft m\u00e0i b\u00ean h\u00f4ng. B\u1ea1n \u0111\u1ed5 l\u1ed7i cho \u0111\u1ed9 \u0111\u00e0n h\u1ed3i.<\/p>\n\n\n\n
Nh\u01b0ng nh\u1eefng th\u00e0nh ph\u1ea7n hy sinh l\u1ea1i k\u1ec3 c\u00e2u chuy\u1ec7n c\u1ee7a ri\u00eang ch\u00fang.<\/p>\n\n\n\n
N\u1ebfu m\u1eabu m\u00e0i m\u00f2n m\u1ecbn v\u00e0 c\u00f3 h\u01b0\u1edbng m\u00e0 kh\u00f4ng c\u00f3 ch\u1ed7 \u00e9p s\u00e2u, t\u00f4i b\u1eaft \u0111\u1ea7u xem x\u00e9t t\u00ecnh tr\u1ea1ng b\u1ec1 m\u1eb7t, \u0111\u1ed9 m\u00f2n c\u1ee7a ch\u1ed1t \u0111\u1ecbnh v\u1ecb ph\u00eda sau v\u00e0 l\u1ef1c k\u1eb9p tr\u01b0\u1edbc khi g\u1ecdi nh\u00e0 cung c\u1ea5p \u0111\u1ec7m. L\u1ef1c b\u00e1m c\u01a1 h\u1ecdc gi\u1ea3 \u0111\u1ecbnh ti\u1ebfp x\u00fac s\u1ea1ch. L\u1edbp m\u00e0ng h\u00f3a h\u1ecdc l\u00e0m thay \u0111\u1ed5i gi\u1ea3 \u0111\u1ecbnh \u0111\u00f3.<\/p>\n\n\n\n
V\u00e0 \u0111\u00e2y l\u00e0 s\u1ef1 th\u1eadt th\u1ea7m l\u1eb7ng: kh\u00f4ng c\u00f3 mi\u1ebfng \u0111\u1ec7m n\u00e0o c\u00f3 th\u1ec3 b\u00f9 cho b\u1ec1 m\u1eb7t tr\u01a1n tr\u01b0\u1ee3t k\u1ebft h\u1ee3p v\u1edbi k\u1eb9p l\u1ecfng l\u1ebbo. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 v\u1ea5n \u0111\u1ec1 c\u1ee7a v\u1eadt li\u1ec7u \u0111\u00e0n h\u1ed3i. \u0110\u00f3 l\u00e0 v\u1ea5n \u0111\u1ec1 ki\u1ec3m so\u00e1t quy tr\u00ecnh.<\/p>\n\n\n\n
V\u00ec v\u1eady, quy tr\u00ecnh x\u00e1c minh tr\u01b0\u1edbc khi l\u00e0m vi\u1ec7c c\u1ee7a b\u1ea1n kh\u00f4ng th\u1ec3 d\u1eebng l\u1ea1i \u1edf b\u1ea3ng t\u1ea3i tr\u1ecdng v\u00e0 l\u1ef1a ch\u1ecdn khu\u00f4n. N\u00f3 ph\u1ea3i bao g\u1ed3m c\u1ea5p v\u1eadt li\u1ec7u, \u0111\u1ed9 c\u1ee9ng, \u0111\u1ed9 \u0111\u00e0n h\u1ed3i sau \u00e9p d\u1ef1 ki\u1ebfn, t\u1ef7 l\u1ec7 V \u0111\u01b0\u1ee3c ch\u1ecdn, \u0111\u1ed9 c\u1ee9ng c\u1ee7a mi\u1ebfng \u0111\u1ec7m v\u00e0 t\u00ecnh tr\u1ea1ng b\u1ec1 m\u1eb7t \u2014 t\u1ea5t c\u1ea3 \u0111\u1ec1u ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m tra tr\u01b0\u1edbc chu k\u1ef3 \u0111\u1ea7u ti\u00ean.<\/p>\n\n\n\n
B\u1edfi v\u00ec khi b\u1ea1n ch\u1ea5p nh\u1eadn r\u1eb1ng mi\u1ebfng \u0111\u1ec7m ho\u1ea1t \u0111\u1ed9ng trong m\u1ed9t h\u1ec7 th\u1ed1ng v\u1eadt li\u1ec7u, c\u00e2u h\u1ecfi th\u1ef1c s\u1ef1 kh\u00f4ng ph\u1ea3i l\u00e0 \u201cMi\u1ebfng \u0111\u1ec7m n\u00e0o m\u1ea1nh nh\u1ea5t?\u201d<\/p>\n\n\n\n
M\u00e0 l\u00e0 mi\u1ebfng \u0111\u1ec7m n\u00e0o ph\u00f9 h\u1ee3p v\u1edbi \u0111\u00fang t\u1ed5 h\u1ee3p h\u1ee3p kim, h\u00ecnh d\u1ea1ng, l\u1ef1c v\u00e0 tr\u1ea1ng th\u00e1i b\u1ec1 m\u1eb7t n\u00e0y.<\/p>\n\n\n\n
K\u1ef9 thu\u1eadt b\u1ec1 m\u1eb7t so v\u1edbi ph\u00e2n b\u1ed1 \u00e1p su\u1ea5t: Ch\u1ecdn gi\u1ea3i ph\u00e1p \u0111\u00fang \u0111\u1eafn<\/h2>\n\n\n\n
M\u1ed9t ng\u01b0\u1eddi gi\u00e1m s\u00e1t \u0111\u00e3 t\u1eebng \u0111\u01b0a cho t\u00f4i hai kh\u1ed1i urethane b\u1ecb nghi\u1ec1n n\u00e1t v\u00e0 h\u1ecfi t\u00f4i th\u00edch \u201cth\u01b0\u01a1ng hi\u1ec7u\u201d n\u00e0o h\u01a1n. C\u1ea3 hai \u0111\u1ec1u h\u1ecfng trong v\u00f2ng ch\u01b0a t\u1edbi hai tu\u1ea7n. M\u1ed9t c\u00e1i ph\u00ecnh l\u00ean \u1edf gi\u1eefa. C\u00e1i kia t\u00e1ch \u0111\u00f4i r\u00f5 r\u00e0ng \u1edf m\u00e9p. C\u00f9ng m\u00e1y \u00e9p. C\u00f9ng ng\u01b0\u1eddi v\u1eadn h\u00e0nh. Kh\u00e1c quy tr\u00ecnh.<\/p>\n\n\n\n
\u0110\u00f3 l\u00e0 khung ki\u1ec3m tra tr\u01b0\u1edbc khi l\u00e0m vi\u1ec7c c\u1ee7a b\u1ea1n, n\u1ebfu b\u1ea1n bi\u1ebft c\u00e1ch \u0111\u1ecdc n\u00f3.<\/p>\n\n\n\n
C\u00e1c ph\u00e9p t\u00ednh ch\u1eb3ng quan t\u00e2m \u0111\u1ebfn th\u1eddi h\u1ea1n c\u1ee7a b\u1ea1n. Tr\u01b0\u1edbc khi b\u1ea1n ch\u1ecdn gi\u1ea3i ph\u00e1p k\u1ef9 thu\u1eadt b\u1ec1 m\u1eb7t \u2014 kh\u1ed1i, m\u00e0ng, mi\u1ebfng ch\u00e8n, hay hoa v\u0103n \u2014 b\u1ea1n ph\u1ea3i c\u1ed1 \u0111\u1ecbnh b\u1ed1n bi\u1ebfn: t\u1ea3i tr\u1ecdng t\u1ea1o h\u00ecnh \u0111\u00e3 t\u00ednh cho h\u1ee3p kim v\u00e0 \u0111\u1ed9 d\u00e0y, \u0111\u1ed9 m\u1edf V v\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u00e9p (\u00e9p kh\u00f4ng ho\u1eb7c \u00e9p \u0111\u00e1y), \u0111\u1ed9 u\u1ed1n v\u00f2m v\u00e0 song song c\u1ee7a m\u00e1y, c\u00f9ng t\u00ecnh tr\u1ea1ng b\u1ec1 m\u1eb7t c\u1ee7a t\u1ea5m kim lo\u1ea1i. Ch\u1ec9 sau khi \u0111\u01b0\u1eddng d\u1eabn \u00e1p su\u1ea5t \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t, b\u1ea1n m\u1edbi ch\u1ecdn th\u1ee9 n\u1eb1m gi\u1eefa ch\u00e0y v\u00e0 khu\u00f4n. N\u1ebfu kh\u00f4ng, b\u1ea1n \u0111ang tr\u1ea3 \u201cthu\u1ebf ng\u01b0\u1eddi m\u1edbi\u201d cho s\u1ef1 ph\u00f9 phi\u1ebfm v\u1ec1 t\u1ea3i tr\u1ecdng v\u00e0 g\u1ecdi n\u00f3 l\u00e0 \u201cmi\u1ebfng \u0111\u1ec7m cao c\u1ea5p\u201d.\u201d<\/p>\n\n\n\n
C\u00e1c gi\u1ea3i ph\u00e1p b\u1ec1 m\u1eb7t kh\u00f4ng s\u1eeda \u0111\u01b0\u1ee3c s\u1ef1 ph\u00e2n b\u1ed1 \u00e1p su\u1ea5t. Ch\u00fang ch\u1ec9 ho\u1ea1t \u0111\u1ed9ng c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c khi n\u1eb1m trong \u0111\u00f3.<\/p>\n\n\n\n
V\u1eady lo\u1ea1i n\u00e0o ph\u00f9 h\u1ee3p v\u1edbi v\u1ecb tr\u00ed n\u00e0o?<\/p>\n\n\n\n
Kh\u1ed1i khu\u00f4n Urethane: Khi n\u00e0o n\u00ean d\u00f9ng kh\u1ed1i \u0111\u1eb7c cho c\u00e1c l\u1ea7n \u00e9p s\u00e2u, s\u1ea3n l\u01b0\u1ee3ng l\u1edbn m\u00e0 kh\u00f4ng l\u00e0m tr\u1ea7y x\u01b0\u1edbc b\u1ec1 m\u1eb7t<\/h3>\n\n\n\n
H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng c\u00e1c t\u1ea5m nh\u00f4m 5052 d\u00e0y 3 mm, m\u1eb7t th\u1ea9m m\u1ef9 h\u01b0\u1edbng ra ngo\u00e0i, 2.000 chi ti\u1ebft m\u1ed7i ca. X\u01b0\u1edfng mu\u1ed1n kh\u00f4ng c\u00f3 d\u1ea5u v\u1ebft. H\u1ecd \u0111\u1eb7t kh\u1ed1i khu\u00f4n urethane \u0111\u1eb7c v\u00e0o v\u00e0 \u00e9p kh\u00f4ng v\u00e0o \u0111\u00f3. C\u00e1c chi ti\u1ebft tr\u00f4ng s\u1ea1ch. \u0110\u1ed3ng h\u1ed3 \u0111o t\u1ea3i tr\u1ecdng th\u1ea5p h\u01a1n so v\u1edbi d\u00f9ng th\u00e9p. M\u1ecdi ng\u01b0\u1eddi th\u1edf ph\u00e0o.<\/p>\n\n\n\n
Urethane c\u00f3 t\u00ednh \u0111\u00e0n h\u1ed3i. N\u00f3 bi\u1ebfn d\u1ea1ng, l\u00e0m t\u0103ng di\u1ec7n t\u00edch ti\u1ebfp x\u00fac v\u00e0 gi\u1ea3m \u00e1p su\u1ea5t ti\u1ebfp x\u00fac \u0111\u1ec9nh. \u0110\u00f3 l\u00e0 l\u00fd do v\u00ec sao t\u1ea3i tr\u1ecdng y\u00eau c\u1ea7u th\u01b0\u1eddng th\u1ea5p h\u01a1n so v\u1edbi khu\u00f4n V b\u1eb1ng th\u00e9p cho c\u00f9ng h\u00ecnh h\u1ecdc danh \u0111\u1ecbnh. L\u1ef1c \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed1 qua v\u1eadt li\u1ec7u polymer thay v\u00ec t\u1eadp trung t\u1ea1i hai vai khu\u00f4n th\u00e9p.<\/p>\n\n\n\n
Nh\u01b0ng \u0111\u00e2y l\u00e0 \u0111i\u1ec1u t\u00f4i \u0111\u00e3 th\u1ea5y nhi\u1ec1u l\u1ea7n: polyurethane kh\u00f4ng ph\u1ea3i l\u00e0 th\u00e9p. D\u01b0\u1edbi chu k\u1ef3 t\u1ea3i cao l\u1eb7p \u0111i l\u1eb7p l\u1ea1i, \u0111\u1eb7c bi\u1ec7t l\u00e0 v\u1edbi c\u00e1c g\u00f3c u\u1ed1n s\u00e2u h\u01a1n, n\u00f3 b\u1ecb ch\u1ea3y v\u00e0 m\u1ecfi. C\u00e1c x\u01b0\u1edfng u\u1ed1n t\u1ea5m th\u00e9p c\u00e1n ngu\u1ed9i d\u00e0y 12 gauge tr\u00ean c\u00e1c kh\u1ed1i urethane h\u1ecdc \u0111i\u1ec1u n\u00e0y r\u1ea5t nhanh\u2014c\u00e1c kh\u1ed1i tr\u1edf n\u00ean b\u00f3ng, b\u1ecb n\u00e9n v\u0129nh vi\u1ec5n, r\u1ed3i n\u1ee9t. Khu\u00f4n th\u00e9p c\u00f3 th\u1ec3 b\u1ec1n h\u00e0ng th\u1eadp k\u1ef7 trong \u0111i\u1ec1u ki\u1ec7n \u0111\u00f3. Urethane th\u00ec kh\u00f4ng.<\/p>\n\n\n\n
V\u00e0 h\u00f3a h\u1ecdc quan tr\u1ecdng. Thay urethane g\u1ed1c TDI linh ho\u1ea1t h\u01a1n b\u1eb1ng lo\u1ea1i MDI c\u1ee9ng h\u01a1n m\u00e0 kh\u00f4ng t\u00ednh l\u1ea1i \u0111\u1ed9 v\u00f5ng v\u00e0 \u0111\u1eb7c t\u00ednh \u0111\u00f3ng r\u1eafn, b\u1ea1n c\u00f3 th\u1ec3 bi\u1ebfn m\u1ed9t gi\u1ea3i ph\u00e1p \u0111\u1ec7m th\u00e0nh m\u1ed9t v\u1eadt li\u1ec7u gi\u00f2n. T\u00f4i \u0111\u00e3 th\u1ea5y c\u00e1c kh\u1ed1i b\u1ecb s\u1ee9t \u1edf g\u00f3c v\u00ec \u201cn\u00e2ng c\u1ea5p\u201d \u0111\u00f3 qu\u00e1 c\u1ee9ng so v\u1edbi \u1ee9ng su\u1ea5t th\u1ef1c t\u1ebf m\u00e0 ch\u00fang ph\u1ea3i ch\u1ecbu. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t kh\u1ed1i k\u00e9m. \u0110\u00f3 l\u00e0 \u0111\u1ed9 \u0111\u00e0n h\u1ed3i kh\u00f4ng ph\u00f9 h\u1ee3p l\u00e0m khu\u1ebfch \u0111\u1ea1i l\u1ed7i hi\u1ec7u chu\u1ea9n t\u1ea3i tr\u1ecdng.<\/p>\n\n\n\n
S\u1ea3n xu\u1ea5t kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn v\u00e0 urethane c\u00f3 th\u1ec3 c\u00f9ng t\u1ed3n t\u1ea1i\u2014nh\u01b0ng ch\u1ec9 khi \u0111\u1ed9 s\u00e2u u\u1ed1n, gi\u1edbi h\u1ea1n ch\u1ea3y c\u1ee7a v\u1eadt li\u1ec7u v\u00e0 t\u1ea7n su\u1ea5t h\u00e0nh tr\u00ecnh n\u1eb1m trong gi\u1edbi h\u1ea1n m\u1ecfi c\u1ee7a kh\u1ed1i. \u0110i\u1ec1u \u0111\u00f3 \u0111\u00f2i h\u1ecfi ph\u1ea3i bi\u1ebft l\u1ef1c t\u1ea1o h\u00ecnh th\u1ef1c t\u1ebf c\u1ee7a b\u1ea1n, kh\u00f4ng ph\u1ea3i ch\u1ec9 s\u1ed1 tr\u00ean b\u1ea3ng t\u00ean m\u00e1y.<\/p>\n\n\n\n
N\u1ebfu kh\u1ed1i b\u1ecb nghi\u1ec1n \u1edf gi\u1eefa, h\u00e3y h\u1ecfi t\u1ea1i sao \u00e1p su\u1ea5t c\u1ee7a b\u1ea1n l\u1ea1i l\u00ean \u0111\u1ec9nh \u1edf \u0111\u00f3.<\/p>\n\n\n\n
Phim khu\u00f4n t\u1ed5ng h\u1ee3p: Khi dung sai ch\u00ednh x\u00e1c quan tr\u1ecdng h\u01a1n nhu c\u1ea7u \u0111\u1ec7m m\u1ec1m<\/h3>\n\n\n\n
B\u00e2y gi\u1edd \u0111\u1ed5i b\u1ed1i c\u1ea3nh. Th\u00e9p kh\u00f4ng g\u1ec9 304 m\u1ecfng, d\u00e0y 1,5 mm, dung sai g\u00f3c ch\u1eb7t\u2014c\u1ed9ng tr\u1eeb n\u1eeda \u0111\u1ed9\u2014v\u00e0 b\u1ec1 m\u1eb7t ch\u1ea3i kh\u00f4ng \u0111\u01b0\u1ee3c tr\u1ea7y x\u01b0\u1edbc. Nh\u00f3m ch\u1ecdn d\u00f9ng m\u1ed9t l\u1edbp phim u\u1ed1n t\u1ed5ng h\u1ee3p gi\u1eefa t\u1ea5m v\u00e0 khu\u00f4n.<\/p>\n\n\n\n
\u1ede l\u1ea7n ch\u1ea1y \u0111\u1ea7u ti\u00ean, g\u00f3c ra b\u1ecb u\u1ed1n qu\u00e1 g\u1ea7n m\u1ed9t \u0111\u1ed9. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh n\u00e2ng h\u00e0nh tr\u00ecnh ram l\u00ean. S\u1ef1 kh\u00f4ng nh\u1ea5t qu\u00e1n b\u1eaft \u0111\u1ea7u xu\u1ea5t hi\u1ec7n.<\/p>\n\n\n\n
\u0110i\u1ec1u g\u00ec \u0111\u00e3 thay \u0111\u1ed5i? \u0110\u1ed9 d\u00e0y.<\/p>\n\n\n\n
M\u1ed9t phim d\u00e0y 0,8 mm th\u1ef1c t\u1ebf l\u00e0m h\u1eb9p khe V c\u1ee7a b\u1ea1n. N\u1ebfu b\u1ea1n \u0111ang ch\u1ea1y V 16 mm cho v\u1eadt li\u1ec7u d\u00e0y 3 mm, th\u00eam l\u1edbp phim \u0111\u00f3 s\u1ebd thay \u0111\u1ed5i h\u00ecnh h\u1ecdc. T\u1ea5m gi\u1edd g\u1eb7p m\u1ed9t chi\u1ec1u r\u1ed9ng khu\u00f4n nh\u1ecf h\u01a1n, t\u0103ng \u1ee9ng su\u1ea5t t\u1ea1o h\u00ecnh v\u00e0 gi\u1ea3m \u0111\u1ed9 \u0111\u00e0n h\u1ed3i tr\u1edf l\u1ea1i. N\u1ebfu b\u1ea1n kh\u00f4ng \u0111i\u1ec1u ch\u1ec9nh \u0111i\u1ec1u \u0111\u00f3, b\u1ea1n kh\u00f4ng \u201cb\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t\u201d. B\u1ea1n \u0111ang thay \u0111\u1ed5i s\u1ef1 ph\u00e2n b\u1ed1 \u00e1p su\u1ea5t v\u00e0 gi\u1ea3 v\u1edd nh\u01b0 kh\u00f4ng.<\/p>\n\n\n\n
C\u00e1c ph\u00e9p to\u00e1n kh\u00f4ng quan t\u00e2m \u0111\u1ebfn h\u1ea1n ch\u00f3t c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n
Phim t\u1ed5ng h\u1ee3p ph\u00e1t huy t\u00e1c d\u1ee5ng khi \u0111\u1ed9 ch\u00ednh x\u00e1c quan tr\u1ecdng h\u01a1n kh\u1ea3 n\u0103ng \u0111\u1ec7m. Ch\u00fang th\u00eam \u0111\u1ed9 bi\u1ebfn d\u1ea1ng t\u1ed1i thi\u1ec3u so v\u1edbi kh\u1ed1i urethane r\u1eafn, n\u00ean kh\u1ea3 n\u0103ng l\u1eb7p l\u1ea1i g\u00f3c c\u00f3 th\u1ec3 ch\u1eb7t ch\u1ebd h\u01a1n\u2014mi\u1ec5n l\u00e0 b\u1ea1n t\u00ednh l\u1ea1i chi\u1ec1u r\u1ed9ng khu\u00f4n hi\u1ec7u d\u1ee5ng v\u00e0 t\u1ea3i tr\u1ecdng t\u00e1c d\u1ee5ng. B\u1ecf qua \u0111i\u1ec1u \u0111\u00f3, v\u00e0 l\u1edbp phim tr\u1edf th\u00e0nh m\u1ed9t bi\u1ebfn s\u1ed1 \u1ea9n l\u00e0m m\u00e9o \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c c\u1ee7a b\u1ea1n. Nh\u1ea5n qu\u00e1 m\u1ea1nh \u0111\u1ec3 \u0111u\u1ed5i theo g\u00f3c th\u00f4ng qua phim ch\u1ec9 l\u00e0 m\u1ed9t d\u1ea1ng qu\u00e1 t\u1ea3i y\u00ean l\u1eb7ng h\u01a1n.<\/p>\n\n\n\n
V\u00ec v\u1eady, phim y\u00eau c\u1ea7u t\u00ednh k\u1ef7 lu\u1eadt. Ch\u00fang kh\u00f4ng ph\u1ea3i l\u00e0 b\u1ea3o v\u1ec7 c\u00e0i s\u1eb5n. Ch\u00fang l\u00e0 c\u00e1c b\u1ed9 \u0111i\u1ec1u ch\u1ec9nh h\u00ecnh h\u1ecdc.<\/p>\n\n\n\n
\u0110i\u1ec1u \u0111\u00f3 khi\u1ebfn b\u1ea1n t\u1ef1 h\u1ecfi c\u00e1c h\u1ec7 th\u1ed1ng \u201cthay nhanh\u201d ho\u1ea1t \u0111\u1ed9ng ra sao khi \u0111\u1ed9 d\u00e0y v\u00e0 t\u1ed5 h\u1ee3p l\u1edbp thay \u0111\u1ed5i gi\u1eefa ca.<\/p>\n\n\n\n
H\u1ec7 th\u1ed1ng ch\u00e8n m\u00f4-\u0111un: C\u00e2n b\u1eb1ng gi\u1eefa thay \u0111\u1ed5i nhanh v\u00e0 ph\u00e2n b\u1ed1 t\u1ea3i tr\u1ecdng nh\u1ea5t qu\u00e1n<\/h3>\n\n\n\n
T\u00f4i t\u1eebng th\u1ea5y m\u1ed9t x\u01b0\u1edfng chuy\u1ec3n t\u1eeb gi\u00e1 \u0111\u1ee1 th\u00e9p m\u1ec1m sang c\u00e1c chi ti\u1ebft th\u00e9p h\u1ee3p kim c\u01b0\u1eddng \u0111\u1ed9 cao ch\u1ec9 trong ch\u01b0a \u0111\u1ea7y m\u01b0\u1eddi ph\u00fat b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c mi\u1ebfng ch\u00e8n urethane m\u00f4-\u0111un. Nhanh. G\u1ecdn. \u1ea4n t\u01b0\u1ee3ng.<\/p>\n\n\n\n
\u0110\u1ebfn cu\u1ed1i tu\u1ea7n, c\u00e1c mi\u1ebfng ch\u00e8n cho th\u1ea5y hao m\u00f2n kh\u00f4ng \u0111\u1ec1u\u2014b\u1ecb nghi\u1ec1n \u1edf ph\u1ea7n ba b\u00ean tr\u00e1i c\u1ee7a b\u00e0n m\u00e1y.<\/p>\n\n\n\n
Thay nhanh ch\u1ec9 th\u1ef1c s\u1ef1 nhanh n\u1ebfu h\u00ecnh h\u1ecdc m\u00e1y c\u1ee7a b\u1ea1n trung th\u1ef1c. C\u00e1c h\u1ec7 th\u1ed1ng m\u00f4-\u0111un ph\u1ee5 thu\u1ed9c v\u00e0o vi\u1ec7c \u0111\u1ecbnh v\u1ecb ch\u00ednh x\u00e1c v\u00e0 si\u1ebft \u0111\u1ec1u. Sai l\u1ec7ch v\u00e0i ph\u1ea7n ngh\u00ecn inch tr\u00ean chi\u1ec1u d\u00e0i b\u00e0n c\u00f3 ngh\u0129a l\u00e0 ch\u1ed3ng ch\u00e8n \u0111ang ch\u1ecbu t\u1ea3i kh\u00f4ng \u0111\u1ec1u. Kh\u00f4ng gi\u1ed1ng khu\u00f4n \u0111\u01a1n kh\u1ed1i, c\u00e1c ch\u00e8n ph\u00e2n \u0111o\u1ea1n truy\u1ec1n t\u1ea3i m\u1ea5t c\u00e2n b\u1eb1ng \u0111\u00f3 th\u00f4ng qua s\u1ef1 n\u00e9n kh\u00e1c bi\u1ec7t.<\/p>\n\n\n\n
Nh\u01b0ng nh\u1eefng th\u00e0nh ph\u1ea7n hy sinh l\u1ea1i k\u1ec3 c\u00e2u chuy\u1ec7n c\u1ee7a ri\u00eang ch\u00fang.<\/p>\n\n\n\n
Khi ch\u1ec9 m\u1ed9t s\u1ed1 m\u00f4-\u0111un b\u1ecb s\u1eadp s\u1edbm, \u0111\u00f3 l\u00e0 b\u1eb1ng ch\u1ee9ng hi\u1ec7n tr\u01b0\u1eddng ch\u1ec9 ra \u0111\u1ed9 nghi\u00eang c\u1ee7a ram, b\u00f9 v\u1ed3ng k\u00e9m, ho\u1eb7c m\u00f2n kh\u00f4ng \u0111\u1ec1u c\u1ee7a b\u00e0n m\u00e1y. C\u00e1c m\u00e1y \u00e9p hi\u1ec7n \u0111\u1ea1i c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh trong ph\u1ea1m vi n\u1eeda \u0111\u1ed9 ch\u1ec9 trong ph\u1ea7n nh\u1ecf c\u1ee7a gi\u00e2y\u2014n\u1ebfu c\u1ea3m bi\u1ebfn ph\u1ea3n \u00e1nh \u0111\u00fang th\u1ef1c t\u1ebf. N\u1ebfu ch\u00fang kh\u00f4ng \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n, s\u1ef1 ti\u1ec7n l\u1ee3i c\u1ee7a b\u1ea1n tr\u1edf th\u00e0nh b\u1ea3n \u0111\u1ed3 l\u1ed7i ph\u00e2n t\u00e1n.<\/p>\n\n\n\n
C\u00e1c ch\u00e8n m\u00f4-\u0111un r\u1ea5t hi\u1ec7u qu\u1ea3 khi ch\u1ee7ng lo\u1ea1i s\u1ea3n ph\u1ea9m \u0111a d\u1ea1ng v\u00e0 t\u1ea3i tr\u1ecdng \u0111\u01b0\u1ee3c t\u00ednh l\u1ea1i cho t\u1eebng c\u00f4ng vi\u1ec7c. Ch\u00fang ch\u1ec9 l\u00e0 l\u1edbp \u0111\u1ec7m \u0111\u1eaft ti\u1ec1n khi x\u01b0\u1edfng cho r\u1eb1ng thi\u1ebft l\u1eadp h\u00f4m qua v\u1eabn \u00e1p d\u1ee5ng cho h\u1ee3p kim h\u00f4m nay.<\/p>\n\n\n\n
N\u1ebfu c\u00e1c ch\u00e8n c\u1ee7a b\u1ea1n m\u00f2n kh\u00f4ng \u0111\u1ec1u, v\u1ea5n \u0111\u1ec1 kh\u00f4ng n\u1eb1m \u1edf danh m\u1ee5c ch\u00e8n.<\/p>\n\n\n\n
\u0110\u00f3 l\u00e0 \u0111\u01b0\u1eddng \u0111i c\u1ee7a l\u1ef1c.<\/p>\n\n\n\n
\u0110i\u1ec1u n\u00e0y \u0111\u01b0a ch\u00fang ta \u0111\u1ebfn v\u1edbi ma s\u00e1t \u2014 k\u1ebb ph\u00e1 ho\u1ea1i th\u1ea7m l\u1eb7ng m\u00e0 h\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi c\u1ed1 g\u1eafng kh\u1eafc ph\u1ee5c b\u1eb1ng c\u00e1ch thay \u0111\u1ed5i k\u1ebft c\u1ea5u b\u1ec1 m\u1eb7t.<\/p>\n\n\n\n
L\u1edbp ph\u1ee7 ch\u1ed1ng tr\u01b0\u1ee3t v\u00e0 mi\u1ebfng ch\u00e8n c\u00f3 k\u1ebft c\u1ea5u: Gi\u1ea3i quy\u1ebft ma s\u00e1t b\u1ec1 m\u1eb7t m\u00e0 kh\u00f4ng l\u00e0m gi\u1ea3m tu\u1ed5i th\u1ecd khu\u00f4n.<\/h3>\n\n\n\n
H\u00e3y xem x\u00e9t t\u1ea5m th\u00e9p m\u1ea1 k\u1ebdm c\u00f2n d\u1ea7u c\u00e1n s\u00f3t l\u1ea1i. Trong qu\u00e1 tr\u00ecnh \u00e9p xu\u1ed1ng, t\u1ea5m tr\u01b0\u1ee3t m\u1ed9t milim\u00e9t tr\u01b0\u1edbc khi \u201c\u0103n\u201d. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh \u0111\u1ed5 l\u1ed7i cho \u201cv\u1eadt li\u1ec7u tr\u01a1n\u201d v\u00e0 \u0111\u1eb7t h\u00e0ng mi\u1ebfng ch\u00e8n c\u00f3 k\u1ebft c\u1ea5u k\u00e8m l\u1edbp ph\u1ee7 ch\u1ed1ng tr\u01b0\u1ee3t.<\/p>\n\n\n\n
Ma s\u00e1t kh\u00f4ng ch\u1ec9 l\u00e0 \u0111\u1ed9 nh\u00e1m. N\u00f3 l\u00e0 di\u1ec7n t\u00edch ti\u1ebfp x\u00fac th\u1ef1c t\u1ebf d\u01b0\u1edbi t\u1ea3i. M\u1ed9t mi\u1ebfng ch\u00e8n c\u00f3 k\u1ebft c\u1ea5u l\u00e0m t\u0103ng li\u00ean k\u1ebft c\u01a1 h\u1ecdc, \u0111\u00fang v\u1eady \u2014 nh\u01b0ng n\u00f3 c\u0169ng t\u1eadp trung \u1ee9ng su\u1ea5t ti\u1ebfp x\u00fac t\u1ea1i c\u00e1c \u0111\u1ec9nh nh\u00e1m nh\u1ecf. D\u01b0\u1edbi t\u1ea3i tr\u1ecdng l\u1edbn, c\u00e1c \u0111\u1ec9nh \u0111\u00f3 m\u00f2n \u0111\u1ea7u ti\u00ean. N\u1ebfu l\u1ef1c k\u1eb9p v\u00e0 \u0111\u1ed9 h\u1ed7 tr\u1ee3 c\u1ee7a th\u01b0\u1edbc ch\u1eb7n sau ch\u1ec9 \u1edf m\u1ee9c gi\u1edbi h\u1ea1n, k\u1ebft c\u1ea5u ch\u1ec9 t\u1ea1m th\u1eddi che gi\u1ea5u hi\u1ec7n t\u01b0\u1ee3ng tr\u01b0\u1ee3t trong khi l\u1ea1i l\u00e0m t\u0103ng t\u1ed1c \u0111\u1ed9 m\u00f2n c\u1ee7a mi\u1ebfng ch\u00e8n.<\/p>\n\n\n\n
Lau s\u1ea1ch t\u1ea5m v\u1eadt li\u1ec7u. Ki\u1ec3m tra \u00e1p l\u1ef1c k\u1eb9p. X\u00e1c nh\u1eadn \u0111\u1ed9 th\u1eb3ng h\u00e0ng c\u1ee7a th\u01b0\u1edbc ch\u1eb7n sau. Sau \u0111\u00f3 m\u1edbi c\u00e2n nh\u1eafc xem c\u00f3 c\u1ea7n k\u1ebft c\u1ea5u hay kh\u00f4ng.<\/p>\n\n\n\n
C\u00e1c gi\u1ea3i ph\u00e1p ch\u1ed1ng tr\u01b0\u1ee3t ph\u00f9 h\u1ee3p khi \u0111i\u1ec1u ki\u1ec7n b\u1ec1 m\u1eb7t kh\u00f4ng th\u1ec3 ki\u1ec3m so\u00e1t \u2014 ph\u00f4i c\u00f3 d\u1ea7u t\u1eeb c\u00f4ng \u0111o\u1ea1n tr\u01b0\u1edbc, v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c ph\u1ee7, ho\u1eb7c y\u00eau c\u1ea7u th\u1ea9m m\u1ef9 cao v\u1edbi m\u1ee9c cho ph\u00e9p v\u1ebft h\u1eb1n t\u1ed1i thi\u1ec3u. Nh\u01b0ng ch\u00fang ph\u1ea3i t\u01b0\u01a1ng th\u00edch v\u1edbi m\u1ee9c \u1ee9ng su\u1ea5t t\u1ea1o h\u00ecnh th\u1ef1c t\u1ebf. N\u1ebfu qu\u00e1 t\u1ea3i, l\u1edbp ph\u1ee7 s\u1ebd tr\u1edf th\u00e0nh \u201cnh\u00e2n ch\u1ee9ng hi sinh\u201d m\u1edbi.<\/p>\n\n\n\n
M\u1ed9t mi\u1ebfng \u0111\u1ec7m, kh\u1ed1i, m\u00e0ng, mi\u1ebfng ch\u00e8n ho\u1eb7c k\u1ebft c\u1ea5u kh\u00f4ng bao gi\u1edd l\u00e0 \u201cc\u1ee5c t\u1ea9y th\u1ea7n k\u1ef3\u201d cho s\u1ef1 ph\u00e2n b\u1ed1 l\u1ef1c sai l\u1ec7ch. N\u00f3 l\u00e0 m\u1eaft x\u00edch cu\u1ed1i c\u00f9ng trong chu\u1ed7i b\u1eaft \u0111\u1ea7u t\u1eeb l\u1ef1a ch\u1ecdn h\u1ee3p kim, h\u00ecnh h\u1ecdc khu\u00f4n v\u00e0 t\u1ea3i tr\u1ecdng \u0111\u00e3 \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n.<\/p>\n\n\n\n
N\u1ebfu b\u1ea1n ch\u1ecdn k\u1ef9 thu\u1eadt x\u1eed l\u00fd b\u1ec1 m\u1eb7t tr\u01b0\u1edbc khi ki\u1ec3m tra \u0111\u01b0\u1eddng truy\u1ec1n \u00e1p l\u1ef1c, b\u1ea1n ch\u01b0a th\u1ef1c s\u1ef1 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1.<\/p>\n\n\n\n
B\u1ea1n ch\u1ec9 \u0111ang tr\u00ec ho\u00e3n n\u00f3.<\/p>\n\n\n\n
Nh\u1eefng k\u1ebb gi\u1ebft ng\u01b0\u1eddi v\u00f4 h\u00ecnh: C\u0103n ch\u1ec9nh, \u0111\u1ed9 cong v\u1ed3ng v\u00e0 t\u00ednh song song.<\/h2>\n\n\n\n
B\u1ea1n mu\u1ed1n c\u00f3 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p c\u00f3 h\u1ec7 th\u1ed1ng \u0111\u1ec3 ki\u1ec3m tra s\u1ef1 ph\u00e2n b\u1ed1 \u00e1p l\u1ef1c tr\u01b0\u1edbc khi mua th\u00eam m\u1ed9t th\u00f9ng mi\u1ebfng \u0111\u1ec7m cao c\u1ea5p kh\u00e1c.<\/p>\n\n\n\n
T\u1ed1t. B\u1edfi v\u00ec cho \u0111\u1ebfn khi b\u1ea1n ki\u1ec3m tra c\u0103n ch\u1ec9nh, \u0111\u1ed9 cong v\u1ed3ng v\u00e0 song song d\u01b0\u1edbi t\u1ea3i, b\u1ea1n v\u1eabn \u0111ang ch\u1ea9n \u0111o\u00e1n trong t\u00ecnh tr\u1ea1ng b\u1ecb b\u1ecbt m\u1eaft.<\/p>\n\n\n\n
T\u00f4i \u0111\u00e3 t\u1eebng \u0111\u1ee9ng c\u1ea1nh m\u1ed9t m\u00e1y phanh d\u00e0i m\u01b0\u1eddi foot, n\u01a1i c\u00e1c g\u00f3c \u1edf gi\u1eefa ho\u00e0n h\u1ea3o nh\u01b0ng hai \u0111\u1ea7u l\u1ec7ch \u0111\u1ebfn hai \u0111\u1ed9. Ai c\u0169ng \u0111\u1ed5 l\u1ed7i cho mi\u1ebfng \u0111\u1ec7m. Nh\u1eefng mi\u1ebfng \u0111\u1ec7m \u0111\u00f3 c\u00f2n m\u1edbi, c\u00f3 \u0111\u1ed9 c\u1ee9ng cao, v\u00e0 \u0111\u1ee7 \u0111\u1eaft \u0111\u1ec3 khi\u1ebfn b\u1ed9 ph\u1eadn k\u1ebf to\u00e1n lo l\u1eafng. Nh\u01b0ng c\u00e1c b\u1ed9 ph\u1eadn hi sinh lu\u00f4n k\u1ec3 chuy\u1ec7n. M\u1eabu m\u00f2n n\u1eb7ng h\u01a1n \u1edf ph\u1ea7n ba b\u00ean tr\u00e1i, b\u00f3ng lo\u00e1ng \u1edf gi\u1eefa, g\u1ea7n nh\u01b0 kh\u00f4ng ch\u1ea1m b\u00ean ph\u1ea3i. \u0110\u00f3 kh\u00f4ng ph\u1ea3i v\u1ea5n \u0111\u1ec1 v\u1eadt li\u1ec7u. \u0110\u00f3 l\u00e0 h\u00ecnh h\u1ecdc \u0111ang th\u00fa nh\u1eadn.<\/p>\n\n\n\n
K\u1ef9 thu\u1eadt b\u1ec1 m\u1eb7t l\u00e0 h\u1ea1 ngu\u1ed3n. H\u00ecnh h\u1ecdc l\u00e0 th\u01b0\u1ee3ng ngu\u1ed3n.<\/p>\n\n\n\n
N\u1ebfu b\u1ea1n kh\u00f4ng ch\u1eafc ch\u1eafn r\u1eb1ng khung v\u00e0 tr\u01b0\u1ee3t \u0111ang truy\u1ec1n l\u1ef1c \u0111\u1ed3ng \u0111\u1ec1u tr\u00ean to\u00e0n gi\u01b0\u1eddng m\u00e1y, th\u00ec m\u1ecdi mi\u1ebfng \u0111\u1ec7m b\u1ea1n l\u1eafp ch\u1ec9 nh\u01b0 vi\u00ean ph\u1ea5n \u1edf \u0111\u1ea7u c\u00e2y c\u01a1 b\u1ecb cong. V\u1eady n\u00ean h\u00e3y ki\u1ec3m tra hi\u1ec7n tr\u01b0\u1eddng th\u1eadt k\u1ef9 l\u01b0\u1ee1ng.<\/p>\n\n\n\n
Sai l\u1ec7ch 0,005\u2033 \u1edf tr\u01b0\u1ee3t tr\u00ean khi\u1ebfn cho mi\u1ebfng \u0111\u1ec7m cao c\u1ea5p tr\u1edf n\u00ean v\u00f4 d\u1ee5ng nh\u01b0 th\u1ebf n\u00e0o.<\/h3>\n\n\n\n
N\u0103m ph\u1ea7n ngh\u00ecn inch nghe c\u00f3 v\u1ebb ch\u1eb3ng \u0111\u00e1ng s\u1ee3 v\u1edbi h\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi.<\/p>\n\n\n\n
Nh\u01b0ng \u0111\u00e1ng l\u1ebd n\u00f3 ph\u1ea3i \u0111\u00e1ng s\u1ee3.<\/p>\n\n\n\n
To\u00e1n h\u1ecdc kh\u00f4ng quan t\u00e2m \u0111\u1ebfn th\u1eddi h\u1ea1n c\u1ee7a b\u1ea1n. Tr\u00ean m\u1ed9t gi\u01b0\u1eddng d\u00e0i 120 inch, \u0111\u1ed9 nghi\u00eang 0,005 inch ngh\u0129a l\u00e0 m\u1ed9t b\u00ean khu\u00f4n c\u1ee7a b\u1ea1n \u0111\u00f3ng tr\u01b0\u1edbc. B\u00ean \u0111\u00f3 ch\u1ecbu t\u1ea3i \u0111\u1ea7u ti\u00ean. Urethane kh\u00f4ng chia t\u1ea3i nh\u01b0 th\u00e9p; n\u00f3 n\u00e9n t\u1ea1i \u0111i\u1ec3m b\u1ecb t\u00e1c \u0111\u1ed9ng. V\u00ec v\u1eady, b\u00ean ti\u1ebfp x\u00fac s\u1edbm ch\u1ecbu ph\u1ea7n t\u1ea3i tr\u1ecdng kh\u00f4ng c\u00e2n x\u1ee9ng cho \u0111\u1ebfn khi ph\u1ea7n c\u00f2n l\u1ea1i c\u1ee7a tr\u01b0\u1ee3t tr\u00ean ch\u1ea1m xu\u1ed1ng. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 \u0111\u1ec7m. \u0110\u00f3 l\u00e0 qu\u00e1 t\u1ea3i c\u1ee5c b\u1ed9.<\/p>\n\n\n\n
Gi\u1ea3 \u0111\u1ecbnh nh\u01b0ng th\u1ef1c t\u1ebf: b\u1ea1n \u0111ang t\u1ea1o h\u00ecnh t\u1ea5m 5052 d\u00e0y 1\/8 inch tr\u00ean chi\u1ec1u d\u00e0i t\u00e1m feet. Tonnage y\u00eau c\u1ea7u cho bi\u1ebft l\u00e0 60 t\u1ea5n. V\u00ec l\u1ec7ch t\u00e2m, 30 inch b\u00ean tr\u00e1i th\u1ef1c t\u1ebf ti\u1ebfp x\u00fac tr\u01b0\u1edbc v\u00e0 h\u1ea5p th\u1ee5 m\u1ed9t \u0111\u1ec9nh t\u1ea3i\u2014c\u00f3 th\u1ec3 kh\u00f4ng ph\u1ea3i to\u00e0n b\u1ed9 60 t\u1ea5n, nh\u01b0ng l\u00e0 m\u1ed9t t\u1ef7 l\u1ec7 \u0111\u00e1ng k\u1ec3\u2014tr\u01b0\u1edbc khi ph\u1ea7n c\u00f2n l\u1ea1i tham gia. \u0110\u1ec9nh t\u1ea3i \u0111\u00f3 v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n m\u1ecfi n\u00e9n c\u1ee7a mi\u1ebfng \u0111\u1ec7m \u1edf v\u00f9ng \u0111\u00f3. Sau m\u1ed9t tu\u1ea7n, ph\u1ea7n \u0111\u00f3 b\u1ecb ph\u1ed3ng v\u00e0 n\u1ee9t. Ph\u1ea7n c\u00f2n l\u1ea1i th\u00ec tr\u00f4ng v\u1eabn \u1ed5n.<\/p>\n\n\n\n
Thu\u1ebf t\u00e2n binh.<\/p>\n\n\n\n
M\u00e1y ch\u1ea5n CNC hi\u1ec7n \u0111\u1ea1i s\u1ebd b\u00e1o c\u00e1c sai l\u1ec7ch tr\u1ee5c Y nh\u1ecf h\u01a1n m\u1ed9t ph\u1ea7n milim\u00e9t tr\u00ean to\u00e0n h\u00e0nh tr\u00ecnh, v\u00e0 \u0111i\u1ec1u \u0111\u00f3 l\u00e0 c\u1ea7n thi\u1ebft. N\u1ebfu \u0111i\u1ec3m c\u01a1 kh\u00ed zero c\u1ee7a b\u1ea1n b\u1ecb l\u1ec7ch, n\u1ebfu c\u00e1c d\u1eabn h\u01b0\u1edbng \u0111\u00e3 m\u00f2n, n\u1ebfu gibs c\u00f3 khe h\u1edf b\u1ea1n c\u00f3 th\u1ec3 c\u1ea3m nh\u1eadn b\u1eb1ng m\u00f3ng tay, th\u00ec b\u1ea1n kh\u00f4ng \u0111ang ch\u1ea5n \u0111\u1ec1u. B\u1ea1n \u0111ang c\u1eaft ng\u1eafn tu\u1ed5i th\u1ecd \u1edf m\u1ed9t b\u00ean c\u1ee7a m\u1ed7i l\u1edbp hy sinh b\u1ea1n l\u1eafp \u0111\u1eb7t.<\/p>\n\n\n\n
V\u00e0 khi mi\u1ebfng \u0111\u1ec7m h\u1ecfng kh\u00f4ng \u0111\u1ed1i x\u1ee9ng, m\u00e1y v\u1eeba cho b\u1ea1n bi\u1ebft n\u01a1i c\u1ea7n t\u00ecm.<\/p>\n\n\n\n
V\u1eady t\u1ea1i sao m\u1ed9t s\u1ed1 b\u00e0n l\u1ea1i l\u00e0m m\u00f2n mi\u1ebfng \u0111\u1ec7m \u1edf gi\u1eefa trong khi hai \u0111\u1ea7u v\u1eabn m\u1edbi?<\/p>\n\n\n\n
Y\u1ebfu t\u1ed1 Crowning: T\u1ea1i sao mi\u1ebfng \u0111\u1ec7m h\u1ecfng \u1edf gi\u1eefa b\u00e0n trong khi hai \u0111\u1ea7u v\u1eabn m\u1edbi<\/h3>\n\n\n\n
H\u00ecnh dung m\u1ed9t b\u00e0n d\u00e0i ch\u1ecbu t\u1ea3i n\u1eb7ng.<\/p>\n\n\n\n
Th\u00e9p b\u1ecb bi\u1ebfn d\u1ea1ng. Khung gi\u00e3n n\u1edf. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u1ed7i; \u0111\u00f3 l\u00e0 v\u1eadt l\u00fd. N\u1ebfu kh\u00f4ng c\u00f3 crowning\u2014b\u00f9 l\u00ean c\u00f3 ch\u1ee7 \u00fd \u1edf b\u00e0n ho\u1eb7c thanh ch\u1ea5n\u2014ph\u1ea7n gi\u1eefa s\u1ebd x\u1ec7 xu\u1ed1ng d\u01b0\u1edbi t\u1ea3i tr\u1ecdng. Khe m\u1edf c\u1ee7a khu\u00f4n th\u1ef1c t\u1ebf b\u1ecb h\u1eb9p l\u1ea1i \u1edf \u0111\u00f3. T\u1ea5m kim lo\u1ea1i ch\u1ecbu \u1ee9ng su\u1ea5t t\u1ea1o h\u00ecnh cao h\u01a1n \u1edf gi\u1eefa so v\u1edbi hai \u0111\u1ea7u.<\/p>\n\n\n\n
Gi\u1edd th\u00eam m\u1ed9t mi\u1ebfng \u0111\u1ec7m \u0111\u00e0n h\u1ed3i.<\/p>\n\n\n\n
Ph\u1ea7n gi\u1eefa b\u1ecb n\u00e9n m\u1ea1nh h\u01a1n v\u00ec ch\u1ecbu \u00e1p l\u1ef1c cao h\u01a1n. Theo th\u1eddi gian, b\u1ea1n s\u1ebd th\u1ea5y m\u1ed9t r\u00e3nh m\u00f2n \u1edf gi\u1eefa mi\u1ebfng \u0111\u1ec7m trong khi hai \u0111\u1ea7u v\u1eabn tr\u00f4ng nh\u01b0 m\u1edbi xu\u1ea5t x\u01b0\u1edfng. Th\u1ee3 v\u1eadn h\u00e0nh g\u1ecdi \u0111\u00f3 l\u00e0 \u201cv\u1eadt li\u1ec7u l\u1ed7i l\u00f4\u201d. T\u00f4i g\u1ecdi \u0111\u00f3 l\u00e0 bi\u1ebfn d\u1ea1ng kh\u00f4ng \u0111\u01b0\u1ee3c b\u00f9.<\/p>\n\n\n\n
M\u00e1y cao c\u1ea5p v\u1edbi khung c\u1ee9ng v\u00e0 ph\u1ea3n h\u1ed3i g\u00f3c theo th\u1eddi gian th\u1ef1c gi\u1ea3m b\u1edbt t\u00ecnh hu\u1ed1ng n\u00e0y. Ch\u00fang gi\u1ea3m bi\u1ebfn d\u1ea1ng m\u1ea1nh \u0111\u1ebfn m\u1ee9c crowning tr\u1edf n\u00ean tinh t\u1ebf, \u0111\u00f4i khi g\u1ea7n nh\u01b0 v\u00f4 h\u00ecnh trong c\u00f4ng vi\u1ec7c h\u00e0ng ng\u00e0y. Nh\u01b0ng m\u00e1y ch\u1ea5n c\u0169? B\u00e0n d\u00e0i tr\u00ean ba m\u00e9t? Crowning b\u1eb1ng n\u00eam c\u01a1 kh\u00ed t\u1ecf r\u00f5 gi\u00e1 tr\u1ecb \u1edf \u0111\u00f3 v\u00ec n\u00f3 ch\u1ed1ng x\u1ec7 v\u1edbi b\u00f9 c\u1ee9ng, d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c thay v\u00ec drift th\u1ee7y l\u1ef1c.<\/p>\n\n\n\n
Mi\u1ebfng \u0111\u1ec7m kh\u00f4ng s\u1eeda x\u1ec7. N\u00f3 \u0111\u00e1p theo x\u1ec7.<\/p>\n\n\n\n
N\u1ebfu ph\u1ea7n gi\u1eefa h\u1ecfng tr\u01b0\u1edbc, khung m\u00e1y \u0111ang l\u00ean ti\u1ebfng.<\/p>\n\n\n\n
Nh\u01b0ng \u0111\u00e2y l\u00e0 \u0111i\u1ec1u c\u1ea7n l\u01b0u \u00fd: ki\u1ec3m tra crowning khi ngh\u1ec9 g\u1ea7n nh\u01b0 ch\u1eb3ng n\u00f3i \u0111\u01b0\u1ee3c g\u00ec v\u1ec1 chuy\u1ec7n x\u1ea3y ra khi 100 t\u1ea5n t\u00e1c \u0111\u1ed9ng l\u00ean b\u00e0n.<\/p>\n\n\n\n
V\u1eady b\u1ea1n \u0111ang \u0111o song song nh\u01b0 th\u1ebf n\u00e0o?<\/p>\n\n\n\n
Ki\u1ec3m tra song song khi ch\u1ecbu t\u1ea3i so v\u1edbi khi ngh\u1ec9: bi\u1ebfn s\u1ed1 bi\u1ebfn d\u1ea1ng<\/h3>\n\n\n\n
H\u1ea7u h\u1ebft c\u00e1c x\u01b0\u1edfng ki\u1ec3m tra c\u0103n ch\u1ec9nh khi thanh ch\u1ea5n d\u1eebng v\u00e0 m\u00e1y y\u00ean \u1eafng.<\/p>\n\n\n\n
\u0110\u00f3 m\u1edbi ch\u1ec9 l\u00e0 n\u1eeda hi\u1ec7n tr\u01b0\u1eddng.<\/p>\n\n\n\n
Khi ch\u1ecbu t\u1ea3i, ma s\u00e1t \u1edf thanh d\u1eabn m\u00f2n, b\u00f4i tr\u01a1n kh\u00f4ng \u0111\u1ec1u, ho\u1eb7c khe h\u1edf gibs qu\u00e1 m\u1ee9c c\u00f3 th\u1ec3 khi\u1ebfn thanh ch\u1ea5n m\u1ea5t song song gi\u1eefa h\u00e0nh tr\u00ecnh. T\u00f4i t\u1eebng th\u1ea5y m\u00e1y ch\u1ea5n tr\u00f4ng vu\u00f4ng g\u00f3c tr\u00ean \u0111\u1ed3ng h\u1ed3 \u0111o khi ngh\u1ec9, nh\u01b0ng khi ch\u1ecbu \u00e1p l\u1ef1c t\u1ea1o h\u00ecnh th\u00ec xo\u1eafn v\u1eeba \u0111\u1ee7 \u0111\u1ec3 l\u00e0m c\u00e1c \u0111\u1ea7u l\u1ec7ch v\u00e0i \u0111\u1ed9. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh \u0111\u1ed5 l\u1ed7i cho crowning. H\u1ecd th\u00eam shim. H\u1ecd thay mi\u1ebfng \u0111\u1ec7m.<\/p>\n\n\n\n
Trong khi th\u1ee7 ph\u1ea1m th\u1ef1c s\u1ef1 l\u00e0 khe h\u1edf m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 lu\u1ed3n m\u1ed9t l\u00e1 th\u01b0\u1edbc 0,008 inch v\u00e0o \u1edf gibs.<\/p>\n\n\n\n
To\u00e1n h\u1ecdc kh\u00f4ng quan t\u00e2m \u0111\u1ebfn h\u1ea1n ch\u00f3t c\u1ee7a b\u1ea1n. Khi ch\u1ecbu t\u1ea3i, c\u00e1c vect\u01a1 l\u1ef1c thay \u0111\u1ed5i. N\u1ebfu m\u1ed9t thanh d\u1eabn b\u1ecb k\u1eb9t, ph\u00eda \u0111\u1ed1i di\u1ec7n s\u1ebd ch\u1ecbu nhi\u1ec1u t\u1ea3i h\u01a1n. Piston kh\u00f4ng h\u1ea1 xu\u1ed1ng nh\u01b0 m\u1ed9t m\u1eb7t ph\u1eb3ng; n\u00f3 h\u1ea1 xu\u1ed1ng nh\u01b0 m\u1ed9t s\u1ef1 th\u1ecfa hi\u1ec7p gi\u1eefa ma s\u00e1t v\u00e0 l\u1ef1c. Mi\u1ebfng \u0111\u1ec7m c\u1ee7a b\u1ea1n tr\u1edf th\u00e0nh b\u1ed9 gi\u1ea3m ch\u1ea5n cho s\u1ef1 th\u1ecfa hi\u1ec7p \u0111\u00f3.<\/p>\n\n\n\n
V\u00ec v\u1eady b\u1ea1n \u0111o trong khi m\u00e1y \u0111ang v\u1eadn h\u00e0nh. H\u00e0nh tr\u00ecnh \u0111\u1ea7y \u0111\u1ee7. D\u01b0\u1edbi t\u1ea3i tr\u1ecdng \u0111\u1ea1i di\u1ec7n. \u0110\u1ed3ng h\u1ed3 \u0111o \u1edf c\u1ea3 hai \u0111\u1ea7u. Th\u1eed u\u1ed1n d\u1ecdc theo chi\u1ec1u d\u00e0i. So s\u00e1nh g\u00f3c \u1edf kho\u1ea3ng c\u00e1ch b\u1eb1ng nhau t\u1eeb t\u00e2m. B\u1ea1n kh\u00f4ng t\u00ecm ki\u1ebfm s\u1ef1 ho\u00e0n h\u1ea3o; b\u1ea1n \u0111ang l\u1eadp b\u1ea3n \u0111\u1ed3 \u0111\u1ed9 cong.<\/p>\n\n\n\n
B\u1edfi m\u1ed9t khi b\u1ea1n th\u1ea5y c\u00e1ch m\u00e0 m\u00e1y ho\u1ea1t \u0111\u1ed9ng khi l\u00e0m vi\u1ec7c th\u1ef1c s\u1ef1, ch\u1ee9 kh\u00f4ng ph\u1ea3i khi t\u1ea1o d\u00e1ng, b\u1ea1n c\u00f3 th\u1ec3 ph\u00e2n bi\u1ec7t nhu c\u1ea7u hi\u1ec7u ch\u1ec9nh \u0111\u1ed9 cong th\u1eadt s\u1ef1 v\u1edbi s\u1ef1 b\u1ecf b\u00ea b\u1ea3o d\u01b0\u1ee1ng piston.<\/p>\n\n\n\n
V\u00e0 \u0111i\u1ec1u \u0111\u00f3 d\u1eabn \u0111\u1ebfn c\u00e1m d\u1ed7 m\u00e0 t\u00f4i th\u1ea5y qu\u00e1 th\u01b0\u1eddng xuy\u00ean.<\/p>\n\n\n\n
N\u1ebfu b\u00e0n m\u00e1y kh\u00f4ng ho\u00e0n to\u00e0n ch\u00ednh x\u00e1c, th\u00ec mi\u1ebfng \u0111\u1ec7m m\u1ec1m h\u01a1n l\u00e0 b\u1ed9 \u0111\u1ec7m th\u00f4ng minh \u2014 hay l\u00e0 x\u0103ng \u0111\u1ed5 v\u00e0o l\u1eeda?<\/p>\n\n\n\n
Vi\u1ec7c th\u00eam mi\u1ebfng \u0111\u1ec7m m\u1ec1m h\u01a1n c\u00f3 l\u00e0m t\u0103ng s\u1ef1 kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u tr\u00ean b\u00e0n m\u00e1y kh\u00f4ng?<\/h3>\n\n\n\n
M\u1ec1m h\u01a1n th\u00ec c\u1ea3m th\u1ea5y an to\u00e0n h\u01a1n.<\/p>\n\n\n\n
Nh\u01b0ng kh\u00f4ng h\u1ec1 nh\u1ecf.<\/p>\n\n\n\n
Mi\u1ebfng \u0111\u1ec7m \u0111\u1ed9 c\u1ee9ng th\u1ea5p h\u01a1n l\u00e0m t\u0103ng \u0111\u1ed9 linh ho\u1ea1t. \u0110\u1ed9 linh ho\u1ea1t l\u00e0m n\u1ed5i b\u1eadt s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 \u00e1p su\u1ea5t. N\u01a1i l\u1ef1c h\u01a1i cao h\u01a1n, \u0111\u1ed9 n\u00e9n t\u0103ng kh\u00f4ng t\u1ef7 l\u1ec7. \u0110i\u1ec1u \u0111\u00f3 thay \u0111\u1ed5i h\u00ecnh h\u1ecdc hi\u1ec7u qu\u1ea3 c\u1ee7a khu\u00f4n \u1edf t\u1eebng v\u1ecb tr\u00ed \u2014 V h\u1eb9p h\u01a1n \u1edf \u0111\u00e2y, V r\u1ed9ng h\u01a1n \u1edf kia. \u0110\u1ed9 h\u1ed3i l\u00f2 xo thay \u0111\u1ed5i d\u1ecdc theo chi\u1ec1u d\u00e0i s\u1ea3n ph\u1ea9m. Gi\u1edd b\u1ea1n \u0111u\u1ed5i theo g\u00f3c b\u1eb1ng c\u00e1c \u0111i\u1ec1u ch\u1ec9nh piston m\u00e0 che gi\u1ea5u v\u1ea5n \u0111\u1ec1 ph\u00e2n b\u1ed1 l\u1ef1c th\u1ef1c s\u1ef1.<\/p>\n\n\n\n
\u0110\u00f3 l\u00e0 \"\u1ea3o t\u01b0\u1edfng v\u1ec1 t\u1ea3i tr\u1ecdng\" \u2014 tin r\u1eb1ng b\u1ea1n c\u00f3 th\u1ec3 \u00e9p ra s\u1ef1 \u0111\u1ed3ng \u0111\u1ec1u t\u1eeb m\u1ed9t h\u1ec7 th\u1ed1ng kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u.<\/p>\n\n\n\n
Tr\u00ean m\u1ed9t m\u00e1y \u0111\u01b0\u1ee3c c\u0103n ch\u1ec9nh ho\u00e0n h\u1ea3o v\u00e0 hi\u1ec7u ch\u1ec9nh \u0111\u1ed9 cong \u0111\u00fang c\u00e1ch, mi\u1ebfng \u0111\u1ec7m m\u1ec1m h\u01a1n c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t m\u00e0 kh\u00f4ng ph\u00e1 h\u1ecfng s\u1ef1 nh\u1ea5t qu\u00e1n. Tr\u00ean m\u1ed9t m\u00e1y c\u00f3 \u0111\u1ed9 nghi\u00eang ho\u1eb7c v\u00f5ng \u1ea9n, n\u00f3 tr\u1edf th\u00e0nh b\u1ed9 khu\u1ebfch \u0111\u1ea1i cho nh\u1eefng sai l\u1ec7ch h\u00ecnh h\u1ecdc. Mi\u1ebfng \u0111\u1ec7m kh\u00f4ng c\u00e2n b\u1eb1ng l\u1ef1c; n\u00f3 b\u1ed9c l\u1ed9 n\u01a1i l\u1ef1c kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u b\u1eb1ng c\u00e1ch h\u1ecfng nhanh h\u01a1n \u1edf \u0111\u00f3.<\/p>\n\n\n\n
C\u00e1c b\u1ed9 ph\u1eadn hy sinh kh\u00f4ng n\u00f3i d\u1ed1i. Ch\u00fang bi\u1ebfn d\u1ea1ng \u0111\u00fang \u1edf n\u01a1i h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n y\u1ebfu nh\u1ea5t.<\/p>\n\n\n\n
V\u00ec v\u1eady tr\u01b0\u1edbc khi b\u1ea1n ch\u1ecdn \u0111\u1ed9 c\u1ee9ng, \u0111\u1ed9 d\u00e0y ho\u1eb7c th\u01b0\u01a1ng hi\u1ec7u, b\u1ea1n x\u00e1c minh \u0111\u01b0\u1eddng \u0111i c\u1ee7a l\u1ef1c: c\u0103n ch\u1ec9nh khi ch\u1ecbu t\u1ea3i, b\u00f9 \u0111\u1ed9 cong, song song trong su\u1ed1t h\u00e0nh tr\u00ecnh, t\u00ecnh tr\u1ea1ng thanh d\u1eabn, \u0111\u1ed9 h\u1edf g\u1ed1i tr\u01b0\u1ee3t. B\u1ea1n coi c\u00e1c m\u1eabu m\u00f2n nh\u01b0 b\u1eb1ng ch\u1ee9ng, kh\u00f4ng ph\u1ea3i s\u1ef1 phi\u1ec1n to\u00e1i.<\/p>\n\n\n\n
B\u1edfi m\u1ed9t khi b\u1ea1n hi\u1ec3u c\u00e1ch nh\u1eefng \"k\u1ebb gi\u1ebft v\u00f4 h\u00ecnh\" n\u00e0y \u0111\u1ecbnh h\u00ecnh s\u1ef1 ph\u00e2n b\u1ed1 \u00e1p su\u1ea5t, c\u00e2u h\u1ecfi ti\u1ebfp theo kh\u00f4ng ph\u1ea3i l\u00e0 mua mi\u1ebfng \u0111\u1ec7m n\u00e0o.<\/p>\n\n\n\n
M\u00e0 l\u00e0 c\u00e1ch ti\u1ebfn h\u00e0nh m\u1ed9t chu\u1ed7i ch\u1ea9n \u0111o\u00e1n c\u00f3 k\u1ef7 lu\u1eadt tr\u01b0\u1edbc khi mua b\u1ea5t c\u1ee9 th\u1ee9 g\u00ec.<\/p>\n\n\n\n
Giao th\u1ee9c ch\u1ea9n \u0111o\u00e1n: Nh\u1eefng g\u00ec c\u1ea7n ki\u1ec3m tra tr\u01b0\u1edbc khi \u0111\u1eb7t h\u00e0ng thay th\u1ebf<\/h2>\n\n\n\n
B\u1ea1n mu\u1ed1n tr\u00ecnh t\u1ef1 ch\u00ednh x\u00e1c \u0111\u1ec3 x\u00e1c minh c\u0103n ch\u1ec9nh, hi\u1ec7u ch\u1ec9nh \u0111\u1ed9 cong, v\u00e0 song song khi ch\u1ecbu t\u1ea3i tr\u01b0\u1edbc khi mua m\u1ed9t mi\u1ebfng \u0111\u1ec7m kh\u00e1c.<\/p>\n\n\n\n
T\u1ed1t. B\u1edfi n\u1ebfu b\u1ea1n thay \u0111\u1ed5i v\u1eadt ti\u00eau hao tr\u01b0\u1edbc khi x\u00e1c minh \u0111\u01b0\u1eddng \u0111i c\u1ee7a l\u1ef1c, b\u1ea1n kh\u00f4ng kh\u1eafc ph\u1ee5c v\u1ea5n \u0111\u1ec1 \u2014 b\u1ea1n \u0111ang tr\u1ea3 h\u1ecdc ph\u00ed cho c\u00f9ng m\u1ed9t sai l\u1ea7m.<\/p>\n\n\n\n
\u0110\u00e2y l\u00e0 \u0111i\u1ec1u tra hi\u1ec7n tr\u01b0\u1eddng x\u01b0\u1edfng. Mi\u1ebfng \u0111\u1ec7m l\u00e0 n\u1ea1n nh\u00e2n. M\u00e1y l\u00e0 nghi ph\u1ea1m. Tr\u00ecnh t\u1ef1 quan tr\u1ecdng v\u00ec m\u1ed7i b\u01b0\u1edbc lo\u1ea1i b\u1ecf m\u1ed9t n\u01a1i \u1ea9n c\u1ee7a ph\u00e2n b\u1ed1 l\u1ef1c x\u1ea5u. B\u1ecf qua th\u1ee9 t\u1ef1 v\u00e0 b\u1ea1n s\u1ebd che m\u1ed9t l\u1ed7i b\u1eb1ng m\u1ed9t l\u1ed7i kh\u00e1c.<\/p>\n\n\n\n
\u0110\u00e2y l\u00e0 giao th\u1ee9c.<\/p>\n\n\n\n
B\u01b0\u1edbc 1: X\u00e1c minh t\u1ea3i tr\u1ecdng so v\u1edbi s\u1ee9c kh\u00e1ng th\u1ef1c t\u1ebf c\u1ee7a v\u1eadt li\u1ec7u (kh\u00f4ng ph\u1ea3i th\u00f4ng s\u1ed1 tr\u00ean b\u1ea3ng t\u00ean)<\/h3>\n\n\n\n
C\u00e1c ph\u00e9p to\u00e1n kh\u00f4ng quan t\u00e2m \u0111\u1ebfn h\u1ea1n ch\u00f3t c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n
B\u1eaft \u0111\u1ea7u v\u1edbi l\u1ef1c \u00e9p th\u1ef1c t\u1ebf c\u1ee7a ram khi ch\u1ecbu t\u1ea3i, kh\u00f4ng ph\u1ea3i l\u00e0 nh\u00e3n d\u00e1n tr\u00ean khung v\u00e0 c\u0169ng kh\u00f4ng ph\u1ea3i con s\u1ed1 ph\u1ea7n m\u1ec1m d\u1ef1 \u0111o\u00e1n. S\u1ed1 t\u1ea5n \u0111\u01b0\u1ee3c \u0111\u1ecbnh m\u1ee9c \u00e1p d\u1ee5ng tr\u00ean m\u1ed9t chi\u1ec1u d\u00e0i ph\u00e2n b\u1ed1, \u1edf m\u1ed9t kho\u1ea3ng c\u00e1ch x\u00e1c \u0111\u1ecbnh t\u1eeb c\u00e1c \u0111i\u1ec3m t\u1ef1a. Thay \u0111\u1ed5i chi\u1ec1u r\u1ed9ng ch\u00e0y, thay \u0111\u1ed5i chi\u1ec1u d\u00e0i u\u1ed1n, t\u1eadp trung t\u1ea3i tr\u1ecdng, v\u00e0 tr\u1ea1ng th\u00e1i \u1ee9ng su\u1ea5t th\u1ef1c t\u1ebf s\u1ebd thay \u0111\u1ed5i.<\/p>\n\n\n\n
L\u1eafp \u0111\u1eb7t c\u1ea3m bi\u1ebfn l\u1ef1c \u0111\u00e3 \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n ho\u1eb7c ki\u1ec3m tra c\u00e1c load cell hi\u1ec7n c\u00f3. N\u0103m ph\u00fat d\u1eef li\u1ec7u th\u1ef1c t\u1ebf khi u\u1ed1n th\u1eed \u0111\u1ea1i di\u1ec7n c\u00f2n gi\u00e1 tr\u1ecb h\u01a1n hai m\u01b0\u01a1i ph\u00fat u\u1ed1n th\u1eed v\u00e0 \u0111o\u00e1n. T\u00f4i \u0111\u00e3 th\u1ea5y m\u00e1y t\u0103ng hi\u1ec7u su\u1ea5t h\u01a1n 15 ph\u1ea7n tr\u0103m do \u0111i\u1ec3m zero b\u1ecb l\u1ec7ch. T\u00f4i c\u0169ng \u0111\u00e3 th\u1ea5y m\u00e1y b\u00e1o thi\u1ebfu t\u1ea3i trong khi th\u1ef1c t\u1ebf \u0111ang \u0111\u1eadp m\u1ea1nh v\u00e0o gi\u1eefa b\u00e0n.<\/p>\n\n\n\n
N\u1ebfu y\u00eau c\u1ea7u t\u00ednh to\u00e1n c\u1ee7a b\u1ea1n l\u00e0 60 t\u1ea5n nh\u01b0ng c\u1ea3m bi\u1ebfn cho th\u1ea5y 72 t\u1ea5n \u1edf m\u1ee9c c\u1ef1c \u0111\u1ea1i, \u0111\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 sai s\u1ed1 l\u00e0m tr\u00f2n. \u0110\u00f3 l\u00e0 s\u1ef1 qu\u00e1 t\u1ea3i t\u1eadp trung \u1edf \u0111\u00e2u \u0111\u00f3.<\/p>\n\n\n\n
V\u00e0 n\u1ebfu b\u1ea1n kh\u00f4ng tin v\u00e0o c\u1ea3m bi\u1ebfn, h\u00e3y ch\u1ee9ng minh b\u1eb1ng c\u00e1ch th\u1eed u\u1ed1n th\u00e9p m\u1ec1m \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t v\u00e0 so s\u00e1nh g\u00f3c u\u1ed1n v\u1edbi \u0111\u1ed9 h\u1ed3i l\u00f2 xo d\u1ef1 \u0111o\u00e1n. M\u00e1y phanh hi\u1ec7n \u0111\u1ea1i c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh trong n\u1eeda \u0111\u1ed9 ch\u1ec9 trong v\u00e0i ph\u1ea7n gi\u00e2y \u2014 n\u1ebfu c\u1ea3m bi\u1ebfn ph\u1ea3n \u00e1nh \u0111\u00fang s\u1ef1 th\u1eadt.<\/p>\n\n\n\n
T\u1ea1i sao b\u1eaft \u0111\u1ea7u t\u1eeb \u0111\u00e2y?<\/p>\n\n\n\n
B\u1edfi v\u00ec m\u1ecdi b\u01b0\u1edbc ki\u1ec3m tra c\u0103n ch\u1ec9nh v\u00e0 \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 cong sau \u0111\u00f3 \u0111\u1ec1u ph\u1ee5 thu\u1ed9c v\u00e0o vi\u1ec7c bi\u1ebft ch\u00ednh x\u00e1c t\u1ea3i tr\u1ecdng m\u00e0 b\u1ea1n \u0111ang \u00e1p d\u1ee5ng. Ch\u1ea9n \u0111o\u00e1n h\u00ecnh h\u1ecdc d\u1ef1a tr\u00ean m\u1ed9t th\u00f4ng tin sai, v\u00e0 k\u1ebft lu\u1eadn c\u1ee7a b\u1ea1n s\u1ebd b\u1ecb l\u1ec7ch.<\/p>\n\n\n\n
V\u00ec v\u1eady, m\u1ed9t khi b\u1ea1n tin t\u01b0\u1edfng v\u00e0o s\u1ed1 t\u1ea5n l\u1ef1c, th\u00ec l\u1ef1c \u0111\u00f3 \u0111ang t\u00e1c \u0111\u1ed9ng qua h\u00ecnh h\u1ecdc n\u00e0o?<\/p>\n\n\n\n
B\u01b0\u1edbc 2: X\u00e1c th\u1ef1c chi\u1ec1u r\u1ed9ng ch\u00e0y v\u00e0 b\u00e1n k\u00ednh ch\u00e0y \u0111\u1ed1i v\u1edbi \u0111\u1ed9 d\u00e0y v\u1eadt li\u1ec7u c\u1ee5 th\u1ec3<\/h3>\n\n\n\n
Tr\u01b0\u1edbc khi ch\u1ea1m v\u00e0o c\u1edd l\u00ea, h\u00e3y x\u00e1c nh\u1eadn chi\u1ec1u m\u1edf c\u1ee7a ch\u00e0y v\u00e0 b\u00e1n k\u00ednh ch\u00e0y ph\u00f9 h\u1ee3p v\u1edbi v\u1eadt li\u1ec7u \u0111ang c\u00f3 \u2014 kh\u00f4ng ph\u1ea3i v\u1eadt li\u1ec7u c\u1ee7a c\u00f4ng vi\u1ec7c tu\u1ea7n tr\u01b0\u1edbc.<\/p>\n\n\n\n
Ch\u00e0y V h\u1eb9p kh\u00f4ng ch\u1ec9 \u201ct\u0103ng t\u1ea3i tr\u1ecdng\u201d. N\u00f3 l\u00e0m t\u0103ng \u00e1p su\u1ea5t c\u1ee5c b\u1ed9 theo c\u1ea5p s\u1ed1 nh\u00e2n v\u00ec di\u1ec7n t\u00edch ti\u1ebfp x\u00fac gi\u1ea3m trong khi y\u00eau c\u1ea7u m\u00f4-men u\u1ed1n v\u1eabn li\u00ean quan \u0111\u1ebfn \u0111\u1ed9 d\u00e0y v\u00e0 \u0111\u1ed9 b\u1ec1n k\u00e9o. \u0110\u00f3 l\u00e0 c\u00e1ch m\u00e0 m\u1ed9t m\u00e1y an to\u00e0n cho t\u1ea3i d\u00e0i ph\u00e2n b\u1ed1 \u0111\u1ec1u l\u1ea1i c\u00f3 th\u1ec3 b\u1ecb qu\u00e1 t\u1ea3i \u1edf \u0111o\u1ea1n 24 inch gi\u1eefa b\u00e0n.<\/p>\n\n\n\n
\u0110\u00e2y l\u00e0 l\u00fac s\u1ef1 \u201c\u1ea3o t\u01b0\u1edfng v\u1ec1 s\u1ed1 t\u1ea5n\u201d len v\u00e0o. C\u00e1c x\u01b0\u1edfng th\u01b0\u1eddng khoe ch\u1ea1y g\u1ea7n c\u00f4ng su\u1ea5t t\u1ed1i \u0111a m\u00e0 kh\u00f4ng h\u1ecfi li\u1ec7u t\u1ea3i c\u00f3 \u0111\u01b0\u1ee3c chia \u0111\u1ec1u tr\u00ean b\u00e0n hay t\u1eadp trung nh\u01b0 l\u01b0\u1ee1i \u0111\u1ee5c.<\/p>\n\n\n\n
X\u00e1c th\u1ef1c ba y\u1ebfu t\u1ed1:<\/p>\n\n\n\n
\n- Chi\u1ec1u m\u1edf V so v\u1edbi \u0111\u1ed9 d\u00e0y.<\/li>\n\n\n\n
- B\u00e1n k\u00ednh ch\u00e0y so v\u1edbi y\u00eau c\u1ea7u b\u00e1n k\u00ednh trong.<\/li>\n\n\n\n
- C\u1ea5p v\u00e0 \u0111\u1ed9 c\u1ee9ng th\u1ef1c t\u1ebf c\u1ee7a v\u1eadt li\u1ec7u tr\u00ean pallet.<\/li>\n<\/ul>\n\n\n\n
N\u1ebfu ph\u1ea7n m\u1ec1m t\u00ednh tr\u01b0\u1edbc v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c \u00b12 ph\u1ea7n tr\u0103m th\u00ec t\u1ed1t. H\u00e3y s\u1eed d\u1ee5ng n\u00f3. Nh\u01b0ng ph\u1ea3i x\u00e1c nh\u1eadn \u0111\u1ea7u v\u00e0o ph\u1ea3n \u00e1nh th\u1ef1c t\u1ebf. Thay 5052 b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 v\u00e0 gi\u1eef nguy\u00ean d\u1ee5ng c\u1ee5, th\u00ec d\u1ef1 \u0111o\u00e1n \u201cch\u00ednh x\u00e1c\u201d c\u1ee7a b\u1ea1n s\u1ebd tr\u1edf th\u00e0nh h\u01b0 c\u1ea5u.<\/p>\n\n\n\n
Khi h\u00ecnh h\u1ecdc ch\u00e0y \u0111\u00e3 \u0111\u00fang, b\u1ea1n \u0111\u00e3 x\u00e1c \u0111\u1ecbnh tr\u01b0\u1eddng h\u1ee3p t\u1ea3i d\u1ef1 ki\u1ebfn.<\/p>\n\n\n\n
Gi\u1edd b\u1ea1n ph\u1ea3i h\u1ecfi: m\u00e1y c\u00f3 ph\u00e2n b\u1ed1 \u0111\u1ec1u t\u1ea3i tr\u1ecdng t\u1eeb ram \u0111\u1ebfn b\u00e0n kh\u00f4ng?<\/p>\n\n\n\n
B\u01b0\u1edbc 3: Ki\u1ec3m tra \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c \u2014 t\u1eeb ram \u0111\u1ebfn b\u00e0n<\/h3>\n\n\n\n
\u0110\u00e2y l\u00e0 n\u01a1i h\u1ea7u h\u1ebft c\u00e1c x\u01b0\u1edfng d\u1eebng suy ngh\u0129 v\u00e0 b\u1eaft \u0111\u1ea7u ch\u00eam shim.<\/p>\n\n\n\n
Ki\u1ec3m tra \u0111\u1ed9 song song khi m\u00e1y \u1edf tr\u1ea1ng th\u00e1i ngh\u1ec9 n\u1ebfu b\u1ea1n mu\u1ed1n kh\u1edfi \u0111\u1ed9ng nh\u1eb9. Sau \u0111\u00f3 ki\u1ec3m tra khi m\u00e1y ch\u1ecbu t\u1ea3i n\u1ebfu b\u1ea1n mu\u1ed1n bi\u1ebft s\u1ef1 th\u1eadt. D\u00f9ng \u0111\u1ed3ng h\u1ed3 \u0111o \u1edf c\u1ea3 hai \u0111\u1ea7u. T\u1ea3i tr\u1ecdng \u0111\u1ea1i di\u1ec7n. H\u00e0nh tr\u00ecnh \u0111\u1ea7y \u0111\u1ee7. Quan s\u00e1t chuy\u1ec3n \u0111\u1ed5i t\u1eeb ti\u1ebfp c\u1eadn nhanh sang t\u1ed1c \u0111\u1ed9 t\u1ea1o h\u00ecnh \u2014 \u0111\u00e2y l\u00e0 n\u01a1i s\u1ef1 xo\u1eafn \u1ea9n xu\u1ea5t hi\u1ec7n.<\/p>\n\n\n\n
Nh\u00ecn v\u00e0o khe h\u1edf gib. C\u00e1c m\u1eabu m\u00f2n kh\u00f4ng \u0111\u1ec1u. B\u00f4i tr\u01a1n d\u1eabn h\u01b0\u1edbng. C\u00e0i \u0111\u1eb7t ch\u1ed1ng v\u00f5ng c\u01a1 h\u1ecdc so v\u1edbi \u0111\u1ed9 v\u00f5ng th\u1ef1c t\u1ebf c\u1ee7a gi\u01b0\u1eddng m\u00e1y. Th\u00e9p b\u1ecb v\u00f5ng; \u0111\u00f3 l\u00e0 v\u1eadt l\u00fd. V\u1ea5n \u0111\u1ec1 l\u00e0 li\u1ec7u s\u1ef1 b\u00f9 tr\u1eeb c\u1ee7a b\u1ea1n c\u00f3 ph\u00f9 h\u1ee3p v\u1edbi tr\u01b0\u1eddng h\u1ee3p t\u1ea3i c\u1ee7a b\u1ea1n hay kh\u00f4ng.<\/p>\n\n\n\n
N\u1ebfu ph\u1ea7n trung t\u00e2m v\u00f5ng nhi\u1ec1u h\u01a1n kh\u1ea3 n\u0103ng b\u00f9 v\u00f5ng, th\u00ec khu\u00f4n \u1edf \u0111\u00f3 s\u1ebd h\u1eb9p l\u1ea1i d\u01b0\u1edbi \u00e1p l\u1ef1c. N\u1ebfu m\u1ed9t d\u1eabn h\u01b0\u1edbng b\u1ecb k\u1eb9t, ph\u00eda \u0111\u1ed1i di\u1ec7n s\u1ebd ch\u1ecbu nhi\u1ec1u t\u1ea3i h\u01a1n. Mi\u1ebfng \u0111\u1ec7m c\u1ee7a b\u1ea1n tr\u1edf th\u00e0nh l\u1edbp tu\u00e2n th\u1ee7 h\u1ea5p th\u1ee5 s\u1ef1 b\u1ea5t \u0111\u1ed1i x\u1ee9ng \u0111\u00f3.<\/p>\n\n\n\n
Nh\u01b0ng c\u00e1c th\u00e0nh ph\u1ea7n hy sinh k\u1ec3 c\u00e2u chuy\u1ec7n. L\u00f5m \u1edf gi\u1eefa? C\u00f3 kh\u1ea3 n\u0103ng l\u00e0 v\u00f5ng ch\u01b0a \u0111\u01b0\u1ee3c s\u1eeda. G\u00f3c b\u1ecb nghi\u1ec1n \u1edf m\u1ed9t \u0111\u1ea7u? Nghi\u00eang tr\u1ee5c ho\u1eb7c ma s\u00e1t d\u1eabn h\u01b0\u1edbng kh\u00f4ng \u0111\u1ec1u.<\/p>\n\n\n\n
B\u1ea1n kh\u00f4ng t\u00ecm ki\u1ebfm s\u1ef1 c\u00e2n b\u1eb1ng tuy\u1ec7t \u0111\u1ed1i. B\u1ea1n \u0111ang l\u1eadp b\u1ea3n \u0111\u1ed3 c\u00e1ch l\u1ef1c truy\u1ec1n t\u1eeb xy-lanh t\u1edbi t\u1ea5m v\u00e0 t\u1edbi gi\u01b0\u1eddng m\u00e1y.<\/p>\n\n\n\n
M\u1ed9t khi \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c th\u1eb3ng v\u00e0 c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n, ch\u1ec9 khi \u0111\u00f3 vi\u1ec7c ch\u1ecdn mi\u1ebfng \u0111\u1ec7m m\u1edbi h\u1ee3p l\u00fd.<\/p>\n\n\n\n
B\u01b0\u1edbc 4: Ch\u1ecdn v\u1eadt li\u1ec7u mi\u1ebfng \u0111\u1ec7m nh\u01b0 th\u00e0nh ph\u1ea7n cu\u1ed1i c\u00f9ng c\u1ee7a m\u1ed9t h\u1ec7 th\u1ed1ng \u0111\u00e3 \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n<\/h3>\n\n\n\n
Ngay b\u00e2y gi\u1edd \u2014 v\u00e0 ch\u1ec9 b\u00e2y gi\u1edd \u2014 b\u1ea1n m\u1edbi ch\u1ecdn mi\u1ebfng \u0111\u1ec7m.<\/p>\n\n\n\n
\u0110\u1ed9 c\u1ee9ng, \u0111\u1ed9 d\u00e0y v\u00e0 m\u00f4-\u0111un n\u00e9n ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi ph\u00e2n b\u1ed1 \u00e1p l\u1ef1c \u0111\u00e3 bi\u1ebft v\u00e0 \u0111\u01b0\u1ee3c x\u00e1c minh. Mi\u1ebfng \u0111\u1ec7m m\u1ec1m h\u01a1n trong h\u1ec7 th\u1ed1ng l\u1ec7ch c\u00e0ng l\u00e0m t\u0103ng s\u1ef1 kh\u00f4ng nh\u1ea5t qu\u00e1n. Mi\u1ebfng \u0111\u1ec7m c\u1ee9ng h\u01a1n trong h\u1ec7 th\u1ed1ng qu\u00e1 t\u1ea3i s\u1ebd h\u1ecfng nhanh h\u01a1n v\u00e0 nghi\u00eam tr\u1ecdng h\u01a1n.<\/p>\n\n\n\n
H\u00e3y ngh\u0129 v\u1ec1 mi\u1ebfng \u0111\u1ec7m nh\u01b0 m\u1ed9t c\u1ea7u ch\u00ec. B\u1ea1n ch\u1ecdn c\u1ea7u ch\u00ec sau khi bi\u1ebft \u0111i\u1ec7n \u00e1p v\u00e0 d\u00f2ng \u0111i\u1ec7n c\u1ee7a m\u1ea1ch, ch\u1ee9 kh\u00f4ng ph\u1ea3i tr\u01b0\u1edbc \u0111\u00f3.<\/p>\n\n\n\n
N\u1ebfu t\u1ea3i tr\u1ecdng c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n, h\u00ecnh h\u1ecdc khu\u00f4n \u0111\u00fang, v\u00e0 \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c \u0111\u01b0\u1ee3c l\u1eadp b\u1ea3n \u0111\u1ed3 khi ch\u1ecbu t\u1ea3i, vi\u1ec7c ch\u1ecdn mi\u1ebfng \u0111\u1ec7m tr\u1edf n\u00ean \u0111\u01a1n gi\u1ea3n: b\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t th\u00e0nh ph\u1ea9m, h\u1ea5p th\u1ee5 bi\u1ebfn thi\u00ean nh\u1ecf, duy tr\u00ec s\u1ef1 nh\u1ea5t qu\u00e1n v\u1ec1 g\u00f3c. \u0110\u00e2y l\u00e0 m\u1ed9t quy\u1ebft \u0111\u1ecbnh ho\u00e0n thi\u1ec7n, kh\u00f4ng ph\u1ea3i c\u1ea5u tr\u00fac.<\/p>\n\n\n\n
V\u00e0 s\u1ef1 thay \u0111\u1ed5i v\u1ec1 th\u1eddi \u0111i\u1ec3m n\u00e0y ch\u00ednh l\u00e0 \u0111i\u1ec1u c\u1ed1t l\u00f5i.<\/p>\n\n\n\n
B\u1edfi v\u00ec c\u00e2u h\u1ecfi th\u1ef1c s\u1ef1 ch\u01b0a bao gi\u1edd l\u00e0 v\u1ec1 urethane.<\/p>\n\n\n\n
Chuy\u1ec3n t\u1eeb \u201cT\u00f4i n\u00ean mua mi\u1ebfng \u0111\u1ec7m n\u00e0o?\u201d sang \u201cT\u00f4i \u0111ang ki\u1ec3m so\u00e1t \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c n\u00e0o?\u201d<\/h3>\n\n\n\n
Su\u1ed1t ba m\u01b0\u01a1i n\u0103m t\u00f4i \u0111\u00e3 nh\u00ecn th\u1ea5y c\u00e1c x\u01b0\u1edfng \u0111\u1ee9ng tr\u01b0\u1edbc m\u00e1y ch\u1ea5n 10 foot, nh\u00ecn ch\u1eb1m ch\u1eb1m v\u00e0o mi\u1ebfng \u0111\u1ec7m b\u1ecb m\u00e0i m\u00f2n nh\u01b0 n\u00f3 ph\u1ea3n b\u1ed9i h\u1ecd.<\/p>\n\n\n\n
Kh\u00f4ng ph\u1ea3i v\u1eady.<\/p>\n\n\n\n
Mi\u1ebfng \u0111\u1ec7m \u0111ang l\u00e0m c\u00f4ng vi\u1ec7c c\u1ee7a n\u00f3 \u2014 hy sinh t\u1ea1i \u0111i\u1ec3m y\u1ebfu nh\u1ea5t c\u1ee7a h\u1ec7 th\u1ed1ng. Khi b\u1ea1n l\u00e0m theo tr\u00ecnh t\u1ef1 n\u00e0y, b\u1ea1n ng\u1eebng coi m\u00f2n l\u00e0 ng\u1eabu nhi\u00ean v\u00e0 b\u1eaft \u0111\u1ea7u \u0111\u1ecdc n\u00f3 nh\u01b0 d\u1eef li\u1ec7u. T\u1ea3i tr\u1ecdng \u0111\u01b0\u1ee3c x\u00e1c minh. H\u00ecnh h\u1ecdc \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn. \u0110\u01b0\u1eddng truy\u1ec1n l\u1ef1c \u0111\u01b0\u1ee3c quan s\u00e1t khi ch\u1ecbu t\u1ea3i. Ch\u1ec9 khi \u0111\u00f3 m\u1edbi c\u00f3 cu\u1ed9c th\u1ea3o lu\u1eadn v\u1ec1 vi\u1ec7c ch\u1ecdn v\u1eadt li\u1ec7u.<\/p>\n\n\n\n
\u0110i\u1ec3m kh\u00f4ng r\u00f5 r\u00e0ng l\u00e0: h\u1ecfng mi\u1ebfng \u0111\u1ec7m hi\u1ebfm khi l\u00e0 \u0111i\u1ec3m ra quy\u1ebft \u0111\u1ecbnh \u0111\u1ea7u ti\u00ean c\u1ee7a h\u1ec7 th\u1ed1ng. N\u00f3 l\u00e0 \u0111i\u1ec3m ki\u1ec3m tra cu\u1ed1i c\u00f9ng tr\u01b0\u1edbc khi v\u1eadt l\u00fd thu n\u1ee3.<\/p>\n\n\n\n
V\u00ec v\u1eady \u0111i\u1ec1u duy nh\u1ea5t b\u1ea1n mang theo l\u00e0 \u0111\u01a1n gi\u1ea3n v\u00e0 kh\u00f3 ch\u1ecbu.<\/p>\n\n\n\n
Tr\u01b0\u1edbc khi h\u1ecfi thay th\u1ebf c\u00e1i g\u00ec, h\u00e3y h\u1ecfi \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c c\u1ee7a b\u1ea1n th\u1ef1c s\u1ef1 \u0111i nh\u01b0 th\u1ebf n\u00e0o.<\/p>","protected":false},"excerpt":{"rendered":"
By noon the new urethane pads were already tattooed with shiny crescent scars. Ten-foot brake. Quarter-inch mild steel. Fresh tooling bolted in at 7 a.m., confidence high. By second shift the operator was muttering about \u201canother bad batch.\u201d Same slip. Same angle drift. Different pads. When a brand-new pad fails in hours, you\u2019re not looking […]<\/p>\n","protected":false},"author":1,"featured_media":1238,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_breakdance_hide_in_design_set":false,"_breakdance_tags":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-1233","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts\/1233","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/comments?post=1233"}],"version-history":[{"count":1,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts\/1233\/revisions"}],"predecessor-version":[{"id":1237,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts\/1233\/revisions\/1237"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/media\/1238"}],"wp:attachment":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/media?parent=1233"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/categories?post=1233"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/tags?post=1233"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
<\/figure>\n\n\n\nT\u00f4i \u0111\u00e3 g\u1eb7p ba th\u1ee7 ph\u1ea1m t\u00e1i ph\u1ea1m.<\/p>\n\n\n\n
\u0110\u1ea7u ti\u00ean: nghi\u00eang ram khi chuy\u1ec3n t\u1eeb t\u1ed1c \u0111\u1ed9 ti\u1ebfp c\u1eadn nhanh sang t\u1ed1c \u0111\u1ed9 t\u1ea1o h\u00ecnh. T\u1ea5m kim lo\u1ea1i ti\u1ebfp x\u00fac m\u1ed9t b\u00ean tr\u01b0\u1edbc, \u00e1p l\u1ef1c t\u0103ng v\u1ecdt c\u1ee5c b\u1ed9, v\u00e0 \u0111\u1ec7m bi\u1ebfn d\u1ea1ng kh\u00f4ng \u0111\u1ec1u. V\u1edbi ng\u01b0\u1eddi v\u1eadn h\u00e0nh, chi ti\u1ebft tr\u01b0\u1ee3t. V\u1edbi \u0111\u1ec7m, \u0111\u00f3 l\u00e0 cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ed9t b\u00ean. G\u1ed1c r\u1ec5 l\u00e0 l\u1ed7i th\u1eddi gian van ho\u1eb7c tr\u00f4i \u0111\u1ed3ng b\u1ed9, kh\u00f4ng ph\u1ea3i v\u1eadt li\u1ec7u ma s\u00e1t.<\/p>\n\n\n\n
Th\u1ee9 hai: ph\u1ea3n h\u1ed3i g\u00f3c b\u1ecb sai hi\u1ec7u chu\u1ea9n. M\u00e1y phanh hi\u1ec7n \u0111\u1ea1i c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh trong ph\u1ea1m vi n\u1eeda \u0111\u1ed9 trong ph\u1ea7n tr\u0103m gi\u00e2y \u2014 n\u1ebfu c\u1ea3m bi\u1ebfn b\u00e1o \u0111\u00fang. Sau c\u1eadp nh\u1eadt ph\u1ea7n m\u1ec1m ho\u1eb7c b\u1ecf qua hi\u1ec7u chu\u1ea9n l\u1ea1i, m\u00e1y u\u1ed1n qu\u00e1, b\u00f9, r\u1ed3i b\u00f9 qu\u00e1. \u0110\u1ec7m nh\u1eadn t\u1ea3i dao \u0111\u1ed9ng nh\u01b0 ng\u1eabu nhi\u00ean. B\u1ea1n \u0111\u1ed5 l\u1ed7i cho \u0111\u1ed9 b\u00e1m. Th\u1ee7 ph\u1ea1m th\u1ef1c l\u00e0 v\u00f2ng \u0111i\u1ec1u khi\u1ec3n \u0111ang d\u00f2 d\u1eabm trong b\u00f3ng t\u1ed1i.<\/p>\n\n\n\n
Th\u1ee9 ba: h\u1ea1 ch\u1eadm ho\u1eb7c kh\u00f4ng \u0111\u1ec1u do v\u1ea5n \u0111\u1ec1 th\u1ee7y l\u1ef1c \u2014 d\u1ea7u th\u1ea5p, ray d\u1eabn m\u00f2n, van n\u1ea1p b\u1ecb k\u1eb9t. M\u1ed9t tri\u1ec7u ch\u1ee9ng, n\u1eeda t\u00e1 nguy\u00ean nh\u00e2n c\u01a1 kh\u00ed. T\u1ea5m kim lo\u1ea1i d\u1ecbch chuy\u1ec3n vi m\u00f4 tr\u01b0\u1edbc khi ti\u1ebfp x\u00fac ho\u00e0n to\u00e0n, v\u00e0 b\u1ea1n th\u1ea5y v\u1ebft s\u00e1ng \u0111\u1eb7c tr\u01b0ng tr\u00ean m\u1eb7t \u0111\u1ec7m. \u201cThu\u1ebf l\u00ednh m\u1edbi\u201d l\u00e0 \u0111\u1eb7t mua v\u1eadt li\u1ec7u ma s\u00e1t tr\u01b0\u1edbc khi ki\u1ec3m tra m\u1ee9c d\u1ea7u v\u00e0 \u0111\u1ed9 th\u1eb3ng c\u1ee7a ray.<\/p>\n\n\n\n
Khi ba l\u1ed7i m\u00e1y kh\u00e1c nhau c\u00f3 th\u1ec3 t\u1ea1o ra c\u00f9ng m\u1ed9t hi\u1ec7n t\u01b0\u1ee3ng \u201ctr\u01b0\u1ee3t,\u201d t\u1ea1i sao l\u1ea1i cho r\u1eb1ng ph\u1ea7n m\u1ec1m l\u00e0 th\u1ee7 ph\u1ea1m?<\/p>\n\n\n\n
T\u1ea1i sao \u201c\u0111\u1ec7m \u0111a d\u1ee5ng\u201d l\u00e0 m\u1ed9t huy\u1ec1n tho\u1ea1i trong m\u00f4i tr\u01b0\u1eddng \u0111\u1ed9 ch\u00ednh x\u00e1c cao<\/h3>\n\n\n\n
M\u1ed9t cu\u1ed1n danh m\u1ee5c g\u1ecdi n\u00f3 l\u00e0 ph\u1ed5 d\u1ee5ng: m\u1ed9t h\u1ee3p ch\u1ea5t, ph\u1ea1m vi \u0111\u1ed9 c\u1ee9ng r\u1ed9ng, ph\u00f9 h\u1ee3p nhi\u1ec1u khu\u00f4n kh\u00e1c nhau. R\u1ea5t \u1ed5n cho gi\u00e1 \u0111\u1ee1 n\u00f4ng nghi\u1ec7p.<\/p>\n\n\n\n
Gi\u1edd h\u00e3y \u0111\u1eb7t mi\u1ebfng \u0111\u1ec7m \u0111\u00f3 d\u01b0\u1edbi c\u00e1c chi ti\u1ebft h\u00e0ng kh\u00f4ng y\u00eau c\u1ea7u dung sai ch\u1eb7t ch\u1ebd v\u1edbi h\u1ee3p kim h\u1ed7n h\u1ee3p trong c\u00f9ng m\u1ed9t ca. Bu\u1ed5i s\u00e1ng l\u00e0 nh\u00f4m d\u00e0y 1\/8 inch, bu\u1ed5i tr\u01b0a l\u00e0 th\u00e9p c\u01b0\u1eddng \u0111\u1ed9 cao. \u0110\u1ed9 h\u1ed3i \u0111\u00e0n kh\u00e1c nhau. L\u1ef1c \u00e9p c\u1ea7n thi\u1ebft kh\u00e1c nhau. N\u0103ng l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t kh\u00e1c nhau ti\u1ebfp x\u00fac v\u1edbi mi\u1ebfng \u0111\u1ec7m.<\/p>\n\n\n\n
V\u1eadt li\u1ec7u \u0111\u1ed3ng nh\u1ea5t trong m\u00f4i tr\u01b0\u1eddng l\u1ef1c bi\u1ebfn \u0111\u1ed5i l\u00e0 m\u1ed9t canh b\u1ea1c.<\/p>\n\n\n\n
N\u1ebfu b\u1ea1n tinh ch\u1ec9nh l\u1ef1c \u00e9p v\u00e0 c\u0103n ch\u1ec9nh ch\u00ednh x\u00e1c cho t\u1eebng c\u00f4ng vi\u1ec7c, b\u1ea1n c\u00f3 th\u1ec3 ch\u1ea1y th\u00f4ng s\u1ed1 mi\u1ebfng \u0111\u1ec7m r\u1ed9ng h\u01a1n m\u1ed9t c\u00e1ch an to\u00e0n. N\u1ebfu kh\u00f4ng, b\u1ea1n \u0111ang y\u00eau c\u1ea7u m\u1ed9t \u0111\u1ed9 c\u1ee9ng v\u00e0 m\u1ed9t \u0111\u1ed9 d\u00e0y tha th\u1ee9 m\u1ecdi r\u00fat ng\u1eafn quy tr\u00ecnh. N\u00f3 s\u1ebd kh\u00f4ng. C\u00f4ng vi\u1ec7c \u0111\u1ed9 ch\u00ednh x\u00e1c cao s\u1ebd b\u00f3c tr\u1ea7n huy\u1ec1n tho\u1ea1i v\u00ec kho\u1ea3ng sai s\u1ed1 m\u1ecfng h\u01a1n ch\u00ednh mi\u1ebfng \u0111\u1ec7m.<\/p>\n\n\n\n
V\u1eady khi m\u1ed9t mi\u1ebfng \u0111\u1ec7m \u201cph\u1ed5 d\u1ee5ng\u201d li\u00ean t\u1ee5c h\u1ecfng ch\u1ec9 \u1edf m\u1ed9t s\u1ed1 c\u00f4ng vi\u1ec7c nh\u1ea5t \u0111\u1ecbnh, li\u1ec7u n\u00f3 th\u1eadt s\u1ef1 ph\u1ed5 d\u1ee5ng hay quy tr\u00ecnh c\u1ee7a b\u1ea1n kh\u00f4ng?<\/p>\n\n\n\n
Chi ph\u00ed cho c\u00e1ch ti\u1ebfp c\u1eadn \u201cd\u00e1n b\u0103ng\u201d: L\u00e3ng ph\u00ed v\u1eadt li\u1ec7u so v\u1edbi th\u1eddi gian ch\u1ea9n \u0111o\u00e1n<\/h3>\n\n\n\n
Gi\u1ea3 s\u1eed m\u1ed9t b\u1ed9 \u0111\u1ec7m c\u00f3 gi\u00e1 v\u00e0i tr\u0103m \u0111\u00f4 v\u00e0 m\u1ed9t gi\u1edd lao \u0111\u1ed9ng \u0111\u1ec3 thay. Quy\u1ebft \u0111\u1ecbnh d\u1ec5 d\u00e0ng. Quy\u1ebft \u0111\u1ecbnh kh\u00f3 h\u01a1n l\u00e0 hai gi\u1edd v\u1edbi \u0111\u1ed3ng h\u1ed3 \u0111o, x\u00e1c minh \u00e1p su\u1ea5t, hi\u1ec7u ch\u1ec9nh l\u1ea1i c\u1ea3m bi\u1ebfn, v\u00e0 ch\u1ea1y th\u1eed kh\u00f4ng v\u1eadt li\u1ec7u.<\/p>\n\n\n\n
M\u1ed9t vi\u1ec7c c\u00f3 c\u1ea3m gi\u00e1c n\u0103ng su\u1ea5t. Vi\u1ec7c kia c\u00f3 c\u1ea3m gi\u00e1c nh\u01b0 th\u1eeba nh\u1eadn r\u1eb1ng b\u1ea1n c\u00f3 th\u1ec3 l\u00e0 v\u1ea5n \u0111\u1ec1.<\/p>\n\n\n\n
Nh\u01b0ng khi s\u1ef1 c\u1ed1 t\u1eadp trung - nhi\u1ec1u mi\u1ebfng \u0111\u1ec7m h\u1ecfng \u1edf c\u00e1c c\u00f4ng vi\u1ec7c kh\u00e1c nhau trong m\u1ed9t th\u00e1ng - \u0111\u00f3 kh\u00f4ng ph\u1ea3i m\u00e0i m\u00f2n ng\u1eabu nhi\u00ean. \u0110\u00f3 l\u00e0 tr\u00f4i quy tr\u00ecnh. \u1ede c\u00e1c nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t theo d\u00f5i \u0111\u1ed9 b\u1ec1n \u0111\u1ec7m t\u1eeb b\u01b0\u1edbc \u0111\u1ea7u, khuy\u1ebft t\u1eadt xu\u1ea5t hi\u1ec7n theo l\u00f4 v\u00ec chu k\u1ef3 \u00e9p \u0111\u00e3 sai th\u00f4ng s\u1ed1. L\u1eadp lu\u1eadn t\u01b0\u01a1ng t\u1ef1 \u00e1p d\u1ee5ng \u1edf \u0111\u00e2y. Vi\u1ec7c mi\u1ebfng \u0111\u1ec7m ch\u1ebft l\u1eb7p l\u1ea1i hi\u1ebfm khi l\u00e0 s\u1ef1 tr\u00f9ng h\u1ee3p.<\/p>\n\n\n\n
M\u1ed7i l\u1ea7n thay m\u00e0 kh\u00f4ng ch\u1ea9n \u0111o\u00e1n ch\u1ec9 l\u00e0 \u0111\u1eb7t l\u1ea1i \u0111\u1ed3ng h\u1ed3 \u0111\u1ebfm ng\u01b0\u1ee3c. B\u1ea1n \u0111ang tr\u1ea3 b\u1eb1ng polyurethane thay v\u00ec ch\u00fa \u00fd.<\/p>\n\n\n\n
V\u00e0 n\u1ebfu vi\u1ec7c l\u1ea1m d\u1ee5ng l\u1ef1c c\u1ee9 vi\u1ebft c\u00f9ng m\u1ed9t k\u1ecbch b\u1ea3n tr\u00ean mi\u1ebfng \u0111\u1ec7m m\u1edbi, chuy\u1ec7n g\u00ec s\u1ebd x\u1ea3y ra khi cu\u1ed1i c\u00f9ng ta \u0111\u01b0a s\u1ed1 l\u1ef1c \u00e9p ra xem x\u00e9t?<\/p>\n\n\n\n
C\u00e1i b\u1eaby l\u1ef1c \u00e9p: Khi l\u1ef1c kh\u00f4ng ph\u00f9 h\u1ee3p ph\u00e1 h\u1ee7y insert c\u1ee7a b\u1ea1n<\/h2>\n\n\n\n
M\u00f9a xu\u00e2n n\u0103m ngo\u00e1i t\u00f4i \u0111\u1ee9ng tr\u01b0\u1edbc m\u1ed9t m\u00e1y ch\u1ea5n m\u01b0\u1eddi foot c\u00f4ng su\u1ea5t 150 t\u1ea5n, nh\u00ecn v\u00e0o m\u1ed9t mi\u1ebfng \u0111\u1ec7m \u0111\u00e3 d\u00f9ng \u0111\u01b0\u1ee3c ch\u00edn ng\u00e0y. Ch\u00ednh gi\u1eefa b\u1ecb nghi\u1ec1n ph\u1eb3ng, m\u00e9p v\u1eabn nguy\u00ean, l\u1ed7 bu-l\u00f4ng b\u1eaft \u0111\u1ea7u b\u1ecb oval h\u00f3a. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh th\u1ec1 r\u1eb1ng c\u00f4ng vi\u1ec7c \u201ctrong gi\u1edbi h\u1ea1n c\u00f4ng su\u1ea5t.\u201d Th\u00e9p A36 d\u00e0y 1\/4 inch tr\u00ean khu\u00f4n V 2 inch.<\/p>\n\n\n\n
Tr\u00ean gi\u1ea5y, \u0111\u00f3 l\u00e0 19,7 t\u1ea5n m\u1ed7i foot. V\u1edbi m\u01b0\u1eddi foot, 197 t\u1ea5n. To\u00e1n h\u1ecdc kh\u00f4ng quan t\u00e2m \u0111\u1ebfn h\u1ea1n ch\u00f3t c\u1ee7a b\u1ea1n. B\u1ea1n \u0111\u00e3 v\u01b0\u1ee3t qu\u00e1 c\u00f4ng su\u1ea5t m\u00e1y 47 t\u1ea5n tr\u01b0\u1edbc khi ch\u1ea1m \u0111\u00e1y.<\/p>\n\n\n\n
Chuy\u1ec3n sang khu\u00f4n V 3 inch th\u00ec l\u1ef1c c\u1ea7n gi\u1ea3m c\u00f2n 13,9 t\u1ea5n m\u1ed7i foot \u2014 t\u1ed5ng 139 t\u1ea5n. C\u00f9ng v\u1eadt li\u1ec7u. C\u00f9ng chi\u1ec1u d\u00e0i. Kh\u00e1c b\u1ec1 r\u1ed9ng khu\u00f4n. Gi\u1edd b\u1ea1n \u1edf trong gi\u1edbi h\u1ea1n m\u00e1y v\u00e0 mi\u1ebfng \u0111\u1ec7m s\u1ed1ng b\u00ecnh th\u01b0\u1eddng.<\/p>\n\n\n\n
\u0110\u00f3 l\u00e0 c\u00e1ch b\u1ea1n x\u00e1c minh l\u1ef1c \u00e9p tr\u01b0\u1edbc khi nghi\u1ec1n n\u00e1t insert kh\u00e1c: t\u00ednh l\u1ef1c tr\u00ean m\u1ed7i foot cho \u0111\u00fang \u0111\u1ed9 d\u00e0y v\u00e0 \u0111\u1ed9 m\u1edf V, nh\u00e2n v\u1edbi chi\u1ec1u d\u00e0i u\u1ed1n th\u1ef1c t\u1ebf, v\u00e0 so s\u00e1nh v\u1edbi c\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c tr\u00ean to\u00e0n v\u00f9ng l\u00e0m vi\u1ec7c. Kh\u00f4ng ph\u1ea3i nh\u00e3n d\u00e1n b\u00ean ngo\u00e0i. L\u00e0 t\u1ea3i ph\u00e2n b\u1ed1 tr\u00ean b\u00e0n m\u00e1y.<\/p>\n\n\n\n
B\u1edfi n\u1ebfu l\u1ef1c \u00e9p c\u1ea7n v\u01b0\u1ee3t qu\u00e1 c\u00f4ng su\u1ea5t m\u00e1y ho\u1eb7c gi\u1edbi h\u1ea1n n\u00e9n c\u1ee7a mi\u1ebfng \u0111\u1ec7m, th\u00ec h\u1ecfng h\u00f3c kh\u00f4ng c\u00f2n l\u00e0 kh\u1ea3 n\u0103ng. N\u00f3 l\u00e0 l\u1ecbch tr\u00ecnh.<\/p>\n\n\n\n
V\u00e0 h\u1ea7u h\u1ebft c\u00e1c x\u01b0\u1edfng th\u1eadm ch\u00ed kh\u00f4ng t\u00ednh to\u00e1n theo c\u00e1ch \u0111\u00f3.<\/p>\n\n\n\n
T\u00ednh \u201c\u0111i\u1ec3m nghi\u1ec1n\u201d: Khi \u0111\u1ed9 d\u00e0y v\u1eadt li\u1ec7u v\u01b0\u1ee3t qu\u00e1 durometer c\u1ee7a mi\u1ebfng \u0111\u1ec7m<\/h3>\n\n\n\n<\/figure>\n\n\n\nT\u00f4i \u0111\u00e3 th\u1ea5y m\u1ed9t x\u01b0\u1edfng chuy\u1ec3n t\u1eeb t\u1ea5m 10 gauge sang 1\/4 inch v\u00e0 cho r\u1eb1ng l\u1ef1c \u00e9p \u201ct\u0103ng ch\u00fat \u00edt.\u201d Kh\u00f4ng ph\u1ea3i. G\u1ea5p \u0111\u00f4i \u0111\u1ed9 d\u00e0y g\u1ea7n nh\u01b0 t\u0103ng g\u1ea5p b\u1ed1n l\u1ea7n l\u1ef1c \u00e9p c\u1ea7n trong u\u1ed1n kh\u00f4ng ch\u1ea1m. \u0110\u00f3 l\u00e0 h\u00ecnh h\u1ecdc v\u00e0 l\u1ef1c ch\u1ed1ng c\u1ee7a v\u1eadt li\u1ec7u ph\u1ed1i h\u1ee3p.<\/p>\n\n\n\n
N\u1ebfu t\u1ea5m th\u00e9p c\u1ee1 10 c\u1ea7n kho\u1ea3ng 9,6 t\u1ea5n m\u1ed7i foot v\u1edbi khu\u00f4n ch\u1eef V r\u1ed9ng 1 inch, v\u00e0 b\u1ea1n t\u0103ng g\u1ea5p \u0111\u00f4i \u0111\u1ed9 d\u00e0y, b\u1ea1n kh\u00f4ng ch\u1ec9 d\u1eebng \u1edf m\u1ee9c 19 t\u1ea5n. B\u1ea1n g\u1ea7n nh\u01b0 c\u1ea7n g\u1ea5p b\u1ed1n l\u1ea7n t\u1ea3i ban \u0111\u1ea7u, t\u00f9y thu\u1ed9c v\u00e0o \u0111\u1ed9 r\u1ed9ng khu\u00f4n. \u0110\u00f3 l\u00e0 quy lu\u1eadt cong.<\/p>\n\n\n\n
B\u00e2y gi\u1edd h\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng m\u1ed9t t\u1ea5m \u0111\u1ec7m urethane gi\u1ea3 \u0111\u1ecbnh c\u00f3 \u0111\u1ed9 b\u1ec1n n\u00e9n 8.000 psi. B\u1ea1n \u0111\u1eb7t 197 t\u1ea5n l\u00ean chi\u1ec1u d\u00e0i m\u01b0\u1eddi foot v\u00e0 cho r\u1eb1ng l\u1ef1c \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed1 \u0111\u1ec1u. Nh\u01b0ng th\u1ef1c t\u1ebf kh\u00f4ng ph\u1ea3i v\u1eady. Di\u1ec7n t\u00edch ti\u1ebfp x\u00fac thay \u0111\u1ed5i khi ch\u00e0y xuy\u00ean xu\u1ed1ng, \u0111\u1eb7c bi\u1ec7t n\u1ebfu t\u1ea5m kim lo\u1ea1i b\u1ecb ph\u1ed3ng ho\u1eb7c \u0111\u1ea7u tr\u01b0\u1ee3t kh\u00f4ng ho\u00e0n to\u00e0n song song. \u00c1p su\u1ea5t c\u1ee5c b\u1ed9 v\u01b0\u1ee3t xa gi\u00e1 tr\u1ecb trung b\u00ecnh.<\/p>\n\n\n\n
\u0110\u1ec9nh \u00e1p su\u1ea5t \u0111\u00f3 ch\u00ednh l\u00e0 \u0111i\u1ec3m n\u00e1t. Kh\u00f4ng ph\u1ea3i khi danh m\u1ee5c n\u00f3i r\u1eb1ng t\u1ea5m \u0111\u1ec7m \u201cn\u00ean\u201d h\u1ecfng, m\u00e0 l\u00e0 khi \u1ee9ng su\u1ea5t ti\u1ebfp x\u00fac th\u1ef1c t\u1ebf v\u01b0\u1ee3t qu\u00e1 kh\u1ea3 n\u0103ng \u0111\u00e0n h\u1ed3i c\u1ee7a v\u1eadt li\u1ec7u. Sau \u0111\u00f3, urethane b\u1ecb ch\u1ea3y l\u1ea1nh. N\u00f3 kh\u00f4ng b\u1eadt tr\u1edf l\u1ea1i. \u1ede chu k\u1ef3 ti\u1ebfp theo, \u0111\u1ed9 b\u00e1m b\u1ecb gi\u1ea3m v\u00ec kh\u1ea3 n\u0103ng \u0111\u00e0n h\u1ed3i b\u1ec1 m\u1eb7t \u0111\u00e3 m\u1ea5t.<\/p>\n\n\n\n
V\u00e0 \u0111\u00e2y l\u00e0 c\u00e1i b\u1eaby: b\u1ea1n \u0111\u1ed5 l\u1ed7i cho \u0111\u1ed9 c\u1ee9ng c\u1ee7a \u0111\u1ec7m trong khi y\u1ebfu t\u1ed1 th\u1eadt s\u1ef1 thay \u0111\u1ed5i l\u1ea1i l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa \u0111\u1ed9 r\u1ed9ng khu\u00f4n v\u00e0 \u0111\u1ed9 d\u00e0y. \u201cThu\u1ebf t\u00e2n binh\u201d \u0111\u1ea5y.<\/p>\n\n\n\n
Nh\u01b0ng ngay c\u1ea3 khi t\u1ea3i tr\u1ecdng k\u1ef9 thu\u1eadt \u201cn\u1eb1m trong gi\u1edbi h\u1ea1n cho ph\u00e9p\u201d, t\u1ea1i sao v\u1eabn c\u00f3 nh\u1eefng t\u1ea5m \u0111\u1ec7m tr\u01b0\u1ee3t ra kh\u1ecfi v\u1ecb tr\u00ed?<\/p>\n\n\n\n
Ngh\u1ecbch l\u00fd ma s\u00e1t: V\u00ec sao t\u0103ng \u00e1p su\u1ea5t c\u00f3 th\u1ec3 th\u1ef1c s\u1ef1 l\u00e0m gi\u1ea3m \u0111\u1ed9 b\u00e1m v\u00e0 g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng \u201ctr\u01b0\u1ee3t\u201d<\/h3>\n\n\n\n
T\u00f4i \u0111\u00e3 th\u1ea5y m\u1ed9t ng\u01b0\u1eddi v\u1eadn h\u00e0nh t\u0103ng t\u1ea3i th\u00eam 10% ch\u1ec9 v\u00ec t\u1ea5m kim lo\u1ea1i tr\u01b0\u1ee3t trong qu\u00e1 tr\u00ecnh t\u1ea1o h\u00ecnh. L\u00fd lu\u1eadn c\u1ee7a anh ta \u0111\u01a1n gi\u1ea3n: l\u1ef1c nhi\u1ec1u h\u01a1n th\u00ec b\u00e1m t\u1ed1t h\u01a1n.<\/p>\n\n\n\n
D\u01b0\u1edbi \u00e1p su\u1ea5t v\u1eeba ph\u1ea3i, urethane bi\u1ebfn d\u1ea1ng v\u1eeba \u0111\u1ee7 \u0111\u1ec3 kh\u1edbp v\u1edbi c\u00e1c b\u1ea5t th\u01b0\u1eddng tr\u00ean b\u1ec1 m\u1eb7t. \u0110i\u1ec1u \u0111\u00f3 l\u00e0m t\u0103ng di\u1ec7n t\u00edch ti\u1ebfp x\u00fac th\u1ef1c t\u1ebf v\u00e0 \u0111\u1ed9 ma s\u00e1t. Nh\u01b0ng khi v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n, b\u1ea1n n\u00e9n qu\u00e1 m\u1ee9c l\u1edbp b\u1ec1 m\u1eb7t. N\u00f3 c\u1ee9ng l\u1ea1i c\u1ee5c b\u1ed9, tr\u1edf n\u00ean nh\u1eb5n, \u0111\u00f4i khi c\u00f2n b\u1ecb \u201cch\u00e1y\u201d nh\u1eb9. L\u00fac n\u00e0y di\u1ec7n t\u00edch ti\u1ebfp x\u00fac th\u1ef1c gi\u1ea3m xu\u1ed1ng.<\/p>\n\n\n\n
B\u1ea1n t\u0103ng \u00e1p su\u1ea5t danh ngh\u0129a nh\u01b0ng l\u1ea1i gi\u1ea3m ma s\u00e1t hi\u1ec7u d\u1ee5ng.<\/p>\n\n\n\n
Th\u00eam m\u1ed9t ch\u00fat nghi\u00eang c\u1ee7a \u0111\u1ea7u tr\u01b0\u1ee3t\u2014m\u1ed9t b\u00ean ch\u1ea1m tr\u01b0\u1edbc b\u00ean kia v\u00e0i ph\u1ea7n ngh\u00ecn gi\u00e2y\u2014v\u00e0 b\u1ea1n t\u1ea1o ra th\u00e0nh ph\u1ea7n l\u1ef1c ngang. Khi \u0111\u1ec7m b\u1ecb n\u00e9n qu\u00e1 m\u1ee9c v\u00e0 m\u1ea5t t\u00ednh \u0111\u00e0n h\u1ed3i, n\u00f3 kh\u00f4ng th\u1ec3 h\u1ea5p th\u1ee5 l\u1ef1c \u0111\u00f3. T\u1ea5m kim lo\u1ea1i \u201ctr\u01b0\u1ee3t\u201d. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh l\u1ea1i t\u0103ng t\u1ea3i tr\u1ecdng. T\u1ea5m \u0111\u1ec7m nhanh h\u1ecfng h\u01a1n.<\/p>\n\n\n\n
Nh\u01b0ng c\u00e1c b\u1ed9 ph\u1eadn hy sinh k\u1ec3 l\u1ea1i c\u00e2u chuy\u1ec7n. Khi b\u1ea1n th\u1ea5y nh\u1eefng v\u1ec7t b\u00f3ng theo m\u1ed9t h\u01b0\u1edbng, \u0111\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 m\u00e0i m\u00f2n ng\u1eabu nhi\u00ean. \u0110\u00f3 l\u00e0 l\u1ef1c c\u1eaft ngang d\u01b0\u1edbi t\u1ea3i tr\u1ecdng ph\u00e1p tuy\u1ebfn qu\u00e1 cao.<\/p>\n\n\n\n
V\u1eady n\u1ebfu ch\u1ec9 \u00e1p su\u1ea5t th\u00f4i ch\u01b0a \u0111\u1ee7 gi\u1ea3i th\u00edch, \u0111i\u1ec1u g\u00ec x\u1ea3y ra khi ch\u00ednh khu\u00f4n t\u1ea1o ra v\u00f9ng t\u1eadp trung l\u1ef1c m\u00e0 kh\u00f4ng lo\u1ea1i polymer n\u00e0o ch\u1ecbu n\u1ed5i?<\/p>\n\n\n\n
C\u00e1ch c\u00e1c khe V qu\u00e1 nh\u1ecf t\u1ea1o ra t\u1eadp trung \u1ee9ng su\u1ea5t m\u00e0 kh\u00f4ng lo\u1ea1i urethane n\u00e0o ch\u1ecbu \u0111\u1ef1ng \u0111\u01b0\u1ee3c<\/h3>\n\n\n\n
H\u00e3y l\u1ea5y c\u00f9ng lo\u1ea1i th\u00e9p A36 d\u00e0y 1\/4 inch. V\u1edbi khu\u00f4n ch\u1eef V r\u1ed9ng 1,5 inch, t\u1ea3i tr\u1ecdng c\u1ea7n thi\u1ebft t\u0103ng l\u00ean kho\u1ea3ng 30 t\u1ea5n m\u1ed7i foot. Tr\u00ean m\u01b0\u1eddi foot, \u0111\u00f3 l\u00e0 300 t\u1ea5n \u2014 g\u1ea5p \u0111\u00f4i c\u00f4ng su\u1ea5t c\u1ee7a m\u00e1y \u00e9p 150 t\u1ea5n.<\/p>\n\n\n\n
B\u00e2y gi\u1edd t\u01b0\u1edfng t\u01b0\u1ee3ng b\u1ea1n kh\u00f4ng u\u1ed1n to\u00e0n b\u1ed9 chi\u1ec1u d\u00e0i m\u00e0 ch\u1ec9 u\u1ed1n ba foot \u1edf gi\u1eefa. M\u00e1y v\u1eabn truy\u1ec1n l\u1ef1c qua ph\u1ea7n gi\u1eefa c\u1ee7a \u0111\u1ea7u tr\u01b0\u1ee3t. T\u1ea3i tr\u1ecdng tr\u00ean m\u1ed7i foot t\u0103ng v\u1ecdt c\u1ee5c b\u1ed9, v\u00e0 b\u1ea1n \u0111ang \u1edf ngay v\u00f9ng 60% c\u1ee7a khung b\u00ean n\u01a1i \u0111\u1eb7c t\u00ednh v\u00f5ng thay \u0111\u1ed5i. \u0110\u1ed9 u\u1ed1n khung d\u1ecbch chuy\u1ec3n t\u1ea3i tr\u1ecdng v\u1ec1 trung t\u00e2m.<\/p>\n\n\n\n
Gi\u00e1 tr\u1ecb \u201cch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c\u201d theo bi\u1ec3u \u0111\u1ed3 cho m\u1ed9t l\u1ea7n u\u1ed1n to\u00e0n b\u1ed9 tr\u1edf th\u00e0nh qu\u00e1 t\u1ea3i khi ch\u1ec9 u\u1ed1n ng\u1eafn \u1edf gi\u1eefa. \u0110\u00f3 l\u00e0 l\u00fd do b\u1ea1n th\u1ea5y t\u1ea5m \u0111\u1ec7m b\u1ecb nghi\u1ec1n n\u00e1t \u1edf trung t\u00e2m trong khi hai \u0111\u1ea7u c\u00f2n nh\u01b0 m\u1edbi.<\/p>\n\n\n\n
U\u1ed1n s\u00e1t \u0111\u00e1y l\u00e0m t\u00ecnh h\u00ecnh t\u1ed3i t\u1ec7 h\u01a1n nhi\u1ec1u. N\u00f3 c\u00f3 th\u1ec3 y\u00eau c\u1ea7u g\u1ea5p kho\u1ea3ng b\u1ed1n l\u1ea7n t\u1ea3i u\u1ed1n kh\u00f4ng kh\u00ed. C\u00f2n d\u1eadp s\u00e2u (coining) c\u00f3 th\u1ec3 \u0111\u00f2i t\u1edbi m\u01b0\u1eddi l\u1ea7n. N\u1ebfu b\u1ea1n nh\u1ea7m l\u1eabn gi\u1eefa hai ki\u1ec3u thi\u1ebft l\u1eadp v\u00e0 \u0111\u1ec3 \u0111\u1ec7m \u1edf \u0111\u00f3, b\u1ea1n v\u1eeba k\u00fd gi\u1ea5y khai t\u1eed cho n\u00f3.<\/p>\n\n\n\n
V\u1ea5n \u0111\u1ec1 kh\u00f4ng n\u1eb1m \u1edf vi\u1ec7c b\u1ea1n c\u00f3 m\u00e1y \u00e9p l\u1edbn. D\u01b0 c\u00f4ng su\u1ea5t hi\u1ebfm khi g\u00e2y h\u1ea1i cho \u0111\u1ec7m v\u00ec b\u1ea1n ch\u1ec9 d\u00f9ng l\u1ef1c c\u1ea7n cho c\u00f4ng vi\u1ec7c. M\u1ed1i nguy th\u1eadt s\u1ef1 l\u00e0 khu\u00f4n qu\u00e1 nh\u1ecf tr\u00ean m\u00e1y qu\u00e1 y\u1ebfu, c\u1ed1 \u0111\u1ea1t b\u00e1n k\u00ednh u\u1ed1n ch\u1eb7t v\u00e0 ph\u1ea3i tr\u1ea3 gi\u00e1 b\u1eb1ng urethane.<\/p>\n\n\n\n
V\u1eady khi b\u1ea1n r\u00fat ra m\u1ed9t t\u1ea5m \u0111\u1ec7m bi\u1ebfn d\u1ea1ng, l\u00e0m sao \u0111\u1ecdc n\u00f3 nh\u01b0 b\u1eb1ng ch\u1ee9ng thay v\u00ec r\u00e1c?<\/p>\n\n\n\n
\u0110\u1ecdc \u201cv\u1ebft s\u1eb9o\u201d: Nh\u1eefng g\u00ec c\u00e1c t\u1ea5m \u0111\u1ec7m bi\u1ebfn d\u1ea1ng n\u00f3i cho b\u1ea1n bi\u1ebft v\u1ec1 c\u00f4ng su\u1ea5t th\u1ef1c c\u1ee7a m\u00e1y<\/h3>\n\n\n\n
M\u1ed9t mi\u1ebfng \u0111\u1ec7m b\u1ecb nghi\u1ec1n n\u00e1t \u0111\u1ec1u kh\u1eafp chi\u1ec1u d\u00e0i cho th\u1ea5y b\u1ea1n \u0111\u00e3 v\u01b0\u1ee3t qu\u00e1 t\u1ed5ng l\u1ef1c to\u00e0n h\u1ec7 th\u1ed1ng. C\u1ea3 h\u1ec7 th\u1ed1ng \u0111\u00e3 b\u1ecb qu\u00e1 t\u1ea3i. \u0110\u00e2y l\u00e0 m\u1ed9t l\u1ed7i t\u00ednh to\u00e1n c\u01a1 b\u1ea3n.<\/p>\n\n\n\n
M\u1ed9t mi\u1ebfng \u0111\u1ec7m ch\u1ec9 b\u1ecb nghi\u1ec1n n\u00e1t \u1edf ph\u1ea7n gi\u1eefa cho th\u1ea5y qu\u00e1 t\u1ea3i c\u1ee5c b\u1ed9\u2014do u\u1ed1n ng\u1eafn, V h\u1eb9p, ho\u1eb7c khung m\u00e1y b\u1ecb bi\u1ebfn d\u1ea1ng t\u1eadp trung l\u1ef1c \u1edf gi\u1eefa nh\u1ecbp.<\/p>\n\n\n\n
N\u00e9n ch\u00e9o? Nghi\u00eang tr\u1ee5c ho\u1eb7c \u0111\u1ed3ng b\u1ed9 th\u1ee7y l\u1ef1c kh\u00f4ng \u0111\u1ec1u.<\/p>\n\n\n\n
B\u1ec1 m\u1eb7t b\u1ecb tr\u00e1ng men nhi\u1ec7t nh\u01b0ng n\u00e9n t\u1ed1i thi\u1ec3u? \u00c1p su\u1ea5t d\u01b0 \u0111u\u1ed5i theo ma s\u00e1t, c\u00f3 kh\u1ea3 n\u0103ng k\u1ebft h\u1ee3p v\u1edbi s\u1ef1 d\u1ecbch chuy\u1ec3n nh\u1eb9 c\u1ee7a v\u1eadt li\u1ec7u.<\/p>\n\n\n\n
Phanh hi\u1ec7n \u0111\u1ea1i c\u00f3 th\u1ec3 ch\u1ec9nh trong ph\u1ea1m vi n\u1eeda \u0111\u1ed9 ch\u1ec9 trong v\u00e0i ph\u1ea7n gi\u00e2y\u2014n\u1ebfu c\u1ea3m bi\u1ebfn b\u00e1o \u0111\u00fang s\u1ef1 th\u1eadt. N\u1ebfu ph\u1ea3n h\u1ed3i g\u00f3c b\u1ecb tr\u00f4i, h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n c\u00f3 th\u1ec3 \u0111ang t\u0103ng qu\u00e1 l\u1ef1c \u0111\u1ec3 \u0111\u1ea1t m\u1ed9t g\u00f3c m\u1ee5c ti\u00eau v\u1ed1n kh\u00f4ng sai ngay t\u1eeb \u0111\u1ea7u. Mi\u1ebfng \u0111\u1ec7m ch\u1ecbu l\u1ef1c \u0111i\u1ec1u ch\u1ec9nh \u0111\u00f3.<\/p>\n\n\n\n
\u0110\u00e2y l\u00e0 c\u00f4ng vi\u1ec7c ph\u00e2n t\u00edch t\u1ea1i x\u01b0\u1edfng. B\u1ea1n kh\u00f4ng b\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c \u0111\u1eb7t mua mi\u1ebfng ch\u00e8n c\u1ee9ng h\u01a1n. B\u1ea1n b\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c t\u00ednh l\u1ea1i l\u1ef1c tr\u00ean m\u1ed7i foot, x\u00e1c minh \u0111\u1ed9 r\u1ed9ng khu\u00f4n so v\u1edbi \u0111\u1ed9 d\u00e0y, ki\u1ec3m tra chi\u1ec1u d\u00e0i u\u1ed1n th\u1ef1c t\u1ebf so v\u1edbi nh\u1ecbp \u0111\u1ecbnh m\u1ee9c, v\u00e0 x\u00e1c nh\u1eadn ph\u01b0\u01a1ng ph\u00e1p t\u1ea1o h\u00ecnh\u2014u\u1ed1n kh\u00f4ng kh\u00ed, u\u1ed1n \u0111\u00e1y, ho\u1eb7c \u00e9p d\u1eadp.<\/p>\n\n\n\n
B\u1edfi v\u00ec m\u1ed9t khi l\u1ef1c t\u00e1c \u0111\u1ed9ng c\u1ee7a b\u1ea1n v\u01b0\u1ee3t qu\u00e1 kh\u1ea3 n\u0103ng ph\u00e2n ph\u1ed1i an to\u00e0n c\u1ee7a mi\u1ebfng \u0111\u1ec7m v\u00e0 khung, th\u00ec mi\u1ebfng ch\u00e8n kh\u00f4ng ph\u1ea3i \u0111i\u1ec3m y\u1ebfu.<\/p>\n\n\n\n
N\u00f3 l\u00e0 b\u1eb1ng ch\u1ee9ng.<\/p>\n\n\n\n
V\u1eadt l\u00fd V\u1eadt li\u1ec7u so v\u1edbi \u0110\u1ed9 \u0111\u00e0n h\u1ed3i c\u1ee7a Mi\u1ebfng \u0111\u1ec7m<\/h2>\n\n\n\n
B\u1ea1n mu\u1ed1n m\u1ed9t quy tr\u00ecnh x\u00e1c minh tr\u01b0\u1edbc c\u00f4ng vi\u1ec7c c\u00f3 th\u1ec3 l\u1eb7p l\u1ea1i \u0111\u1ec3 ng\u0103n h\u1ecfng mi\u1ebfng \u0111\u1ec7m tr\u01b0\u1edbc khi th\u1ef1c hi\u1ec7n l\u1ea7n u\u1ed1n \u0111\u1ea7u ti\u00ean?<\/p>\n\n\n\n
B\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c gi\u1ea3 \u0111\u1ecbnh mi\u1ebfng \u0111\u1ec7m v\u00f4 t\u1ed9i.<\/p>\n\n\n\n
Sau khi b\u1ea1n \u0111\u00e3 x\u00e1c minh l\u1ef1c tr\u00ean m\u1ed7i foot, t\u1ec9 l\u1ec7 \u0111\u1ed9 r\u1ed9ng khu\u00f4n v\u1edbi \u0111\u1ed9 d\u00e0y, chi\u1ec1u d\u00e0i u\u1ed1n so v\u1edbi nh\u1ecbp \u0111\u1ecbnh m\u1ee9c, v\u00e0 x\u00e1c nh\u1eadn r\u1eb1ng b\u1ea1n \u0111ang u\u1ed1n kh\u00f4ng kh\u00ed\u2014kh\u00f4ng v\u00f4 t\u00ecnh u\u1ed1n \u0111\u00e1y\u2014th\u00ec bi\u1ebfn s\u1ed1 ti\u1ebfp theo kh\u00f4ng ph\u1ea3i l\u00e0 \u201cmi\u1ebfng \u0111\u1ec7m c\u1ee9ng h\u01a1n\u201d. \u0110\u00f3 ch\u00ednh l\u00e0 t\u1ea5m kim lo\u1ea1i. V\u00ec mi\u1ebfng \u0111\u1ec7m m\u00e1y \u00e9p phanh l\u00e0 th\u00e0nh ph\u1ea7n hy sinh c\u1ee7a m\u1ed9t h\u1ec7 th\u1ed1ng c\u01a1 kh\u00ed l\u1edbn h\u01a1n, v\u00e0 h\u1ec7 th\u1ed1ng \u0111\u00f3 bao g\u1ed3m c\u1ea3 \u0111\u1eb7c t\u00ednh luy\u1ec7n kim n\u1eb1m gi\u1eefa ch\u00e0y v\u00e0 khu\u00f4n. B\u1ecf qua \u0111i\u1ec1u \u0111\u00f3, b\u1ea1n kh\u00f4ng gi\u1ea3i quy\u1ebft h\u1ecfng h\u00f3c. B\u1ea1n \u0111ang l\u1eadp l\u1ecbch cho n\u00f3.<\/p>\n\n\n\n
C\u00e1c ph\u00e9p t\u00ednh kh\u00f4ng quan t\u00e2m \u0111\u1ebfn h\u1ea1n ch\u00f3t c\u1ee7a b\u1ea1n. Th\u00e9p kh\u00f4ng g\u1ec9 v\u00e0 nh\u00f4m c\u00f3 th\u1ec3 c\u00f9ng \u0111\u1ed9 d\u00e0y, c\u00f9ng g\u00f3c u\u1ed1n, c\u00f9ng d\u1ee5ng c\u1ee5\u2014nh\u01b0ng l\u1ea1i y\u00eau c\u1ea7u c\u00e1c \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c ho\u00e0n to\u00e0n kh\u00e1c nhau. N\u1ebfu danh s\u00e1ch ki\u1ec3m tra quy tr\u00ecnh c\u1ee7a b\u1ea1n k\u1ebft th\u00fac \u1edf \u201cm\u00e1y v\u00e0 khu\u00f4n tr\u00f4ng \u0111\u00fang\u201d, b\u1ea1n ch\u1ec9 m\u1edbi d\u1ecdn d\u1eb9p m\u1ed9t n\u1eeda hi\u1ec7n tr\u01b0\u1eddng v\u1ee5 vi\u1ec7c.<\/p>\n\n\n\n
V\u1eady v\u1eadt li\u1ec7u l\u00e0m g\u00ec v\u1edbi mi\u1ebfng \u0111\u1ec7m c\u1ee7a b\u1ea1n m\u00e0 mi\u1ebfng \u0111\u1ec7m kh\u00f4ng th\u1ec3 \u0111\u1ea3o ng\u01b0\u1ee3c?<\/p>\n\n\n\n
L\u00fd do urethane h\u1ecfng tr\u00ean th\u00e9p kh\u00f4ng g\u1ec9 trong khi th\u00e0nh c\u00f4ng v\u1edbi nh\u00f4m<\/h3>\n\n\n\n
Ch\u1ea1y nh\u00f4m 5052 d\u00e0y 1\/8 inch c\u1ea3 ng\u00e0y tr\u00ean m\u1ed9t V v\u1eeba ph\u1ea3i, v\u00e0 m\u1ed9t mi\u1ebfng \u0111\u1ec7m urethane \u0111\u1ed9 c\u1ee9ng trung b\u00ecnh s\u1ebd ho\u1ea1t \u0111\u1ed9ng nh\u01b0 anh h\u00f9ng. N\u00f3 bi\u1ebfn d\u1ea1ng theo, t\u0103ng di\u1ec7n t\u00edch ti\u1ebfp x\u00fac th\u1ef1c t\u1ebf, gi\u1eef \u1ed5n \u0111\u1ecbnh t\u1ea5m. B\u1ea1n c\u00f3 c\u00fa u\u1ed1n g\u1ecdn g\u00e0ng v\u00e0 d\u1ea5u v\u1ebft t\u1ed1i thi\u1ec3u.<\/p>\n\n\n\n
\u0110\u1ed5i sang th\u00e9p kh\u00f4ng g\u1ec9 304 c\u00f9ng \u0111\u1ed9 d\u00e0y v\u00e0 h\u00ecnh d\u1ea1ng, v\u00e0 \u0111\u1ed9t nhi\u00ean mi\u1ebfng \u0111\u1ec7m b\u1eaft \u0111\u1ea7u b\u00f3ng lo\u00e1ng, tr\u00e1ng men, th\u1eadm ch\u00ed tr\u01b0\u1eddn ra kh\u1ecfi v\u1ecb tr\u00ed.<\/p>\n\n\n\n
\u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 t\u00e2m tr\u1ea1ng. \u0110\u00f3 l\u00e0 luy\u1ec7n kim.<\/p>\n\n\n\n
Nh\u00f4m ch\u1ea3y s\u1edbm v\u00e0 d\u1ec5 bi\u1ebfn d\u1ea1ng. Th\u00e9p kh\u00f4ng g\u1ec9 ch\u1ed1ng l\u1ea1i, t\u1ef1 h\u00f3a c\u1ee9ng, v\u00e0 \u0111\u00f2i h\u1ecfi \u1ee9ng su\u1ea5t t\u1ea1o h\u00ecnh cao h\u01a1n cho c\u00f9ng h\u00ecnh d\u1ea1ng. \u1ee8ng su\u1ea5t t\u1ea1o h\u00ecnh cao h\u01a1n ngh\u0129a l\u00e0 l\u1ef1c ph\u1ea3n h\u1ed3i v\u00e0o mi\u1ebfng \u0111\u1ec7m cao h\u01a1n. Ngay c\u1ea3 khi t\u1ed5ng l\u1ef1c to\u00e0n h\u1ec7 th\u1ed1ng n\u1eb1m trong kh\u1ea3 n\u0103ng, \u00e1p l\u1ef1c ti\u1ebfp x\u00fac t\u1ea1i giao di\u1ec7n ch\u00e0y-mi\u1ebfng \u0111\u1ec7m v\u1eabn t\u0103ng v\u00ec th\u00e9p kh\u00f4ng g\u1ec9 kh\u00f4ng \u201cnh\u01b0\u1eddng\u201d d\u1ec5 d\u00e0ng.<\/p>\n\n\n\n
Urethane ph\u00e1t huy t\u1ed1t khi bi\u1ebfn d\u1ea1ng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t. Th\u00e9p kh\u00f4ng g\u1ec9 bu\u1ed9c n\u00f3 \u0111\u1ebfn gi\u1edbi h\u1ea1n n\u00e9n nhanh h\u01a1n. \u0110\u1ed5 l\u1ed7i cho mi\u1ebfng \u0111\u1ec7m, v\u00e0 b\u1ea1n \u0111ang ch\u1ecbu \u201cthu\u1ebf ng\u01b0\u1eddi m\u1edbi\u201d v\u00ec hi\u1ec3u sai v\u1ec1 luy\u1ec7n kim.<\/p>\n\n\n\n
Nh\u01b0ng kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu kh\u00f4ng ph\u1ea3i l\u00e0 to\u00e0n b\u1ed9 c\u00e2u chuy\u1ec7n. Th\u00e9p kh\u00f4ng g\u1ec9 c\u0169ng b\u1eadt l\u1ea1i m\u1ea1nh h\u01a1n.<\/p>\n\n\n\n
\u0110i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 cu\u1ed9c chi\u1ebfn kh\u00f4ng ch\u1ec9 di\u1ec5n ra trong h\u00e0nh tr\u00ecnh \u0111i xu\u1ed1ng.<\/p>\n\n\n\n
Vai tr\u00f2 c\u1ee7a \u0111\u1ed9 \u0111\u00e0n h\u1ed3i v\u1eadt li\u1ec7u: Khi \u201ctr\u00ed nh\u1edb\u201d v\u01b0\u1ee3t qua kh\u1ea3 n\u0103ng b\u00f9 tr\u1eeb c\u1ee7a mi\u1ebfng \u0111\u1ec7m<\/h3>\n\n\n\n
\u0110\u1ed9 \u0111\u00e0n h\u1ed3i l\u00e0 s\u1ef1 ph\u1ee5c h\u1ed3i sau khi \u0111\u01b0\u1ee3c d\u1ee1 t\u1ea3i. M\u1ecdi v\u1eadt li\u1ec7u \u0111\u1ec1u c\u00f3 tr\u00ed nh\u1edb. Th\u00e9p kh\u00f4ng g\u1ec9 c\u00f3 tr\u00ed nh\u1edb l\u00e2u h\u01a1n.<\/p>\n\n\n\n
Trong u\u1ed1n b\u1eb1ng kh\u00f4ng kh\u00ed, b\u1ea1n c\u1ed1 t\u00ecnh u\u1ed1n qu\u00e1 m\u1ee9c \u0111\u1ec3 b\u00f9 cho s\u1ef1 ph\u1ee5c h\u1ed3i \u0111\u00f3. \u0110\u1ed9 \u0111\u00e0n h\u1ed3i c\u1ee7a mi\u1ebfng \u0111\u1ec7m c\u00f3 th\u1ec3 gi\u00fap \u1ed5n \u0111\u1ecbnh t\u1ea5m trong qu\u00e1 tr\u00ecnh t\u1ea1o h\u00ecnh, nh\u01b0ng n\u00f3 kh\u00f4ng th\u1ec3 x\u00f3a b\u1ecf bi\u1ebfn d\u1ea1ng \u0111\u00e0n h\u1ed3i t\u00edch tr\u1eef trong kim lo\u1ea1i. N\u1ebfu th\u00e9p kh\u00f4ng g\u1ec9 mu\u1ed1n m\u1edf th\u00eam hai \u0111\u1ed9, n\u00f3 s\u1ebd m\u1edf \u2013 tr\u1eeb khi b\u1ea1n thay \u0111\u1ed5i h\u00ecnh h\u1ecdc ho\u1eb7c ph\u01b0\u01a1ng ph\u00e1p.<\/p>\n\n\n\n
Ph\u1ea7n kh\u00f3 ch\u1ecbu l\u00e0 \u0111\u00e2y: thu h\u1eb9p khu\u00f4n V t\u1eeb, ch\u1eb3ng h\u1ea1n t\u1ef7 l\u1ec7 chi\u1ec1u r\u1ed9ng tr\u00ean \u0111\u1ed9 d\u00e0y 12:1 xu\u1ed1ng 8:1, c\u00f3 th\u1ec3 gi\u1ea3m \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 \u0111\u00e0n h\u1ed3i ph\u1ee5c h\u1ed3i, b\u1ea5t k\u1ec3 lo\u1ea1i v\u1eadt li\u1ec7u mi\u1ebfng \u0111\u1ec7m. U\u1ed1n \u00e9p \u0111\u00e1y c\u00f2n gi\u1ea3m h\u01a1n n\u1eefa v\u00ec b\u1ea1n \u00e9p nhi\u1ec1u bi\u1ebfn d\u1ea1ng d\u1ebbo h\u01a1n v\u00e0o v\u00f9ng u\u1ed1n. H\u00ecnh h\u1ecdc th\u1eafng v\u1eadt li\u1ec7u polymer.<\/p>\n\n\n\n
V\u00ec v\u1eady, n\u1ebfu b\u1ea1n y\u00eau c\u1ea7u m\u1ed9t mi\u1ebfng \u0111\u1ec7m urethane \u201cgi\u1eef\u201d th\u00e9p kh\u00f4ng g\u1ec9 \u1edf g\u00f3c trong khi d\u00f9ng khu\u00f4n V r\u1ed9ng v\u1ed1n d\u00e0nh cho nh\u00f4m, b\u1ea1n \u0111ang y\u00eau c\u1ea7u \u0111\u1ed9 \u0111\u00e0n h\u1ed3i ch\u1ed1ng l\u1ea1i tr\u00ed nh\u1edb v\u1eadt li\u1ec7u. N\u00f3 kh\u00f4ng th\u1ec3 th\u1eafng cu\u1ed9c chi\u1ebfn \u0111\u00f3 l\u00e2u d\u00e0i.<\/p>\n\n\n\n
Mi\u1ebfng \u0111\u1ec7m b\u1ecb n\u00e9n. T\u1ea5m v\u1eabn m\u1edf ra. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh t\u0103ng l\u1ef1c \u00e9p. B\u00e2y gi\u1edd b\u1ea1n quay l\u1ea1i vi\u1ec7c nghi\u1ec1n n\u00e1t m\u1ed9t th\u00e0nh ph\u1ea7n hy sinh \u0111\u1ec3 b\u00f9 cho l\u1ef1a ch\u1ecdn h\u00ecnh h\u1ecdc.<\/p>\n\n\n\n
V\u00e0 khi \u0111i\u1ec1u \u0111\u00f3 kh\u00f4ng s\u1eeda \u0111\u01b0\u1ee3c g\u00f3c, ph\u1ea3n \u1ee9ng b\u1ea3n n\u0103ng ti\u1ebfp theo l\u00e0 g\u00ec?<\/p>\n\n\n\n
Mi\u1ebfng \u0111\u1ec7m c\u1ee9ng h\u01a1n.<\/p>\n\n\n\n
Ph\u1ed1i h\u1ee3p \u0111\u1ed9 c\u1ee9ng v\u1edbi h\u1ee3p kim: T\u1ea1i sao mi\u1ebfng \u0111\u1ec7m c\u1ee9ng h\u01a1n th\u01b0\u1eddng cho ra c\u00e1c g\u00f3c u\u1ed1n m\u1ec1m h\u01a1n, kh\u00f4ng ch\u00ednh x\u00e1c<\/h3>\n\n\n\n
\u0110\u1ed9 c\u1ee9ng (durometer) l\u00e0 th\u01b0\u1edbc \u0111o \u0111\u1ed9 c\u1ee9ng c\u1ee7a ch\u1ea5t \u0111\u00e0n h\u1ed3i. S\u1ed1 c\u00e0ng cao, mi\u1ebfng \u0111\u1ec7m c\u00e0ng c\u1ee9ng.<\/p>\n\n\n\n
Nghe c\u00f3 v\u1ebb h\u1ee3p l\u00fd: th\u00e9p kh\u00f4ng g\u1ec9 c\u1ee9ng h\u01a1n, v\u1eady h\u00e3y d\u00f9ng mi\u1ebfng \u0111\u1ec7m c\u1ee9ng h\u01a1n.<\/p>\n\n\n\n
C\u00e1c ph\u00e9p to\u00e1n th\u00ec ch\u1eb3ng quan t\u00e2m \u0111\u1ebfn logic c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n
Mi\u1ebfng \u0111\u1ec7m c\u1ee9ng h\u01a1n bi\u1ebfn d\u1ea1ng \u00edt h\u01a1n khi ch\u1ecbu t\u1ea3i. \u00cdt bi\u1ebfn d\u1ea1ng c\u00f3 ngh\u0129a l\u00e0 di\u1ec7n t\u00edch ti\u1ebfp x\u00fac th\u1ef1c gi\u1eefa mi\u1ebfng \u0111\u1ec7m v\u00e0 t\u1ea5m \u00edt h\u01a1n. Ma s\u00e1t kh\u00f4ng t\u1ec9 l\u1ec7 tuy\u1ebfn t\u00ednh v\u1edbi \u00e1p su\u1ea5t danh ngh\u0129a; n\u00f3 ph\u1ee5 thu\u1ed9c v\u00e0o ti\u1ebfp x\u00fac vi m\u00f4 th\u1ef1c t\u1ebf. Khi b\u1ea1n l\u00e0m cho b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac c\u1ee9ng h\u01a1n, b\u1ea1n gi\u1ea3m \u0111\u1ed9 ph\u00f9 h\u1ee3p. B\u00e2y gi\u1edd t\u1ea5m d\u1ec5 b\u1ecb tr\u01b0\u1ee3t vi m\u00f4 h\u01a1n trong qu\u00e1 tr\u00ecnh \u00e9p.<\/p>\n\n\n\n
Tr\u01b0\u1ee3t vi m\u00f4 th\u1ec3 hi\u1ec7n qua c\u00e1c g\u00f3c u\u1ed1n kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t.<\/p>\n\n\n\n
\u0110\u00e2y l\u00e0 \u0111i\u1ec3m ngo\u1eb7t m\u00e0 nhi\u1ec1u x\u01b0\u1edfng b\u1ecf l\u1ee1: mi\u1ebfng \u0111\u1ec7m c\u1ee9ng h\u01a1n c\u00f3 th\u1ec3 l\u00e0m t\u0103ng \u1ee9ng su\u1ea5t ti\u1ebfp x\u00fac \u0111\u1ec9nh v\u00ec t\u1ea3i \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed5 qua \u00edt \u0111i\u1ec3m ti\u1ebfp x\u00fac vi m\u00f4 h\u01a1n. \u1ee8ng su\u1ea5t c\u1ee5c b\u1ed9 \u0111\u00f3 c\u00f3 th\u1ec3 \u0111\u1ea9y v\u1eadt li\u1ec7u g\u1ea7n t\u1edbi gi\u1edbi h\u1ea1n \u0111\u00e0n h\u1ed3i khi t\u1ea1o h\u00ecnh, l\u00e0m t\u0103ng \u0111\u1ed9 bi\u1ebfn thi\u00ean trong s\u1ef1 ph\u1ee5c h\u1ed3i \u0111\u00e0n h\u1ed3i. Thi\u1ebft l\u1eadp \u201cm\u1ea1nh h\u01a1n\u201d c\u1ee7a b\u1ea1n t\u1ea1o ra c\u00e1c g\u00f3c u\u1ed1n m\u1ec1m h\u01a1n, k\u00e9m \u1ed5n \u0111\u1ecbnh h\u01a1n.<\/p>\n\n\n\n
T\u00ednh h\u01b0 danh v\u1ec1 l\u1ef1c \u00e9p g\u1eb7p t\u00ednh h\u01b0 danh v\u1ec1 \u0111\u1ed9 c\u1ee9ng.<\/p>\n\n\n\n
V\u00e0 n\u1ebfu h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c c\u1ee7a b\u1ea1n c\u00f3 ch\u00fat b\u1ea5t \u1ed5n \u2013 kh\u00f4ng kh\u00ed b\u1ecb k\u1eb9t, van tr\u1ec5 \u2013 mi\u1ebfng \u0111\u1ec7m c\u1ee9ng h\u01a1n s\u1ebd truy\u1ec1n dao \u0111\u1ed9ng l\u1ef1c \u0111\u00f3 tr\u1ef1c ti\u1ebfp v\u00e0o t\u1ea5m thay v\u00ec l\u00e0m gi\u1ea3m ch\u00fang. \u0110i\u1ec1u t\u01b0\u1edfng nh\u01b0 \u201cmi\u1ebfng \u0111\u1ec7m qu\u00e1 m\u1ec1m\u201d th\u1ef1c ra l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng c\u1ea7n \u0111\u1ed9 \u0111\u00e0n h\u1ed3i \u0111\u1ec3 gi\u1eef \u1ed5n \u0111\u1ecbnh.<\/p>\n\n\n\n
V\u00ec v\u1eady, \u0111\u1ed9 c\u1ee9ng kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t s\u1ef1 n\u00e2ng c\u1ea5p ph\u1ed5 qu\u00e1t. N\u00f3 l\u00e0 m\u1ed9t th\u00f4ng s\u1ed1 \u0111i\u1ec1u ch\u1ec9nh trong m\u1ed9t h\u1ec7 th\u1ed1ng l\u1ef1c.<\/p>\n\n\n\n
\u0110i\u1ec1u \u0111\u00f3 \u0111\u1ec3 l\u1ea1i th\u00eam m\u1ed9t k\u1ebb ph\u00e1 ho\u1ea1i th\u1ea7m l\u1eb7ng n\u1eefa.<\/p>\n\n\n\n
S\u1ee9c c\u0103ng b\u1ec1 m\u1eb7t v\u00e0 d\u1ea7u: Khi s\u1ef1 can thi\u1ec7p h\u00f3a h\u1ecdc l\u1ea5n \u00e1t l\u1ef1c b\u00e1m c\u01a1 h\u1ecdc<\/h3>\n\n\n\n
B\u1ea1n c\u00f3 th\u1ec3 t\u00ednh to\u00e1n t\u1ea3i tr\u1ecdng. B\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn chi\u1ec1u r\u1ed9ng khu\u00f4n. B\u1ea1n c\u00f3 th\u1ec3 kh\u1edbp \u0111\u1ed9 c\u1ee9ng cao su v\u1edbi h\u1ee3p kim.<\/p>\n\n\n\n
R\u1ed3i ai \u0111\u00f3 lau t\u1ea5m kim lo\u1ea1i b\u1eb1ng lo\u1ea1i d\u1ea7u sai.<\/p>\n\n\n\n
Ch\u1ea5t b\u00f4i tr\u01a1n t\u1ea1o h\u00ecnh nh\u1eb9, d\u1ea7u x\u01b0\u1edfng, th\u1eadm ch\u00ed c\u1ea3 ch\u1ea5t l\u00e0m m\u00e1t t\u1ed3n d\u01b0 c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i h\u1ec7 s\u1ed1 ma s\u00e1t t\u1ea1i \u0111i\u1ec3m ti\u1ebfp x\u00fac gi\u1eefa t\u1ea5m v\u00e0 mi\u1ebfng \u0111\u1ec7m. Kh\u00f4ng ph\u1ea3i ch\u1ec9 m\u1ed9t ch\u00fat. M\u00e0 \u0111\u1ee7 \u0111\u1ec3 khi\u1ebfn \u0111\u1ed9 \u0111\u00e0n h\u1ed3i b\u1ea1n ch\u1ecdn k\u1ef9 l\u01b0\u1ee1ng kh\u00f4ng c\u00f2n chuy\u1ec3n th\u00e0nh \u0111\u1ed9 b\u00e1m. T\u1ea5m kim lo\u1ea1i d\u1ecbch chuy\u1ec3n trong khi \u00e9p xu\u1ed1ng, v\u00e0 mi\u1ebfng \u0111\u1ec7m xu\u1ea5t hi\u1ec7n v\u1ebft m\u00e0i b\u00ean h\u00f4ng. B\u1ea1n \u0111\u1ed5 l\u1ed7i cho \u0111\u1ed9 \u0111\u00e0n h\u1ed3i.<\/p>\n\n\n\n
Nh\u01b0ng nh\u1eefng th\u00e0nh ph\u1ea7n hy sinh l\u1ea1i k\u1ec3 c\u00e2u chuy\u1ec7n c\u1ee7a ri\u00eang ch\u00fang.<\/p>\n\n\n\n
N\u1ebfu m\u1eabu m\u00e0i m\u00f2n m\u1ecbn v\u00e0 c\u00f3 h\u01b0\u1edbng m\u00e0 kh\u00f4ng c\u00f3 ch\u1ed7 \u00e9p s\u00e2u, t\u00f4i b\u1eaft \u0111\u1ea7u xem x\u00e9t t\u00ecnh tr\u1ea1ng b\u1ec1 m\u1eb7t, \u0111\u1ed9 m\u00f2n c\u1ee7a ch\u1ed1t \u0111\u1ecbnh v\u1ecb ph\u00eda sau v\u00e0 l\u1ef1c k\u1eb9p tr\u01b0\u1edbc khi g\u1ecdi nh\u00e0 cung c\u1ea5p \u0111\u1ec7m. L\u1ef1c b\u00e1m c\u01a1 h\u1ecdc gi\u1ea3 \u0111\u1ecbnh ti\u1ebfp x\u00fac s\u1ea1ch. L\u1edbp m\u00e0ng h\u00f3a h\u1ecdc l\u00e0m thay \u0111\u1ed5i gi\u1ea3 \u0111\u1ecbnh \u0111\u00f3.<\/p>\n\n\n\n
V\u00e0 \u0111\u00e2y l\u00e0 s\u1ef1 th\u1eadt th\u1ea7m l\u1eb7ng: kh\u00f4ng c\u00f3 mi\u1ebfng \u0111\u1ec7m n\u00e0o c\u00f3 th\u1ec3 b\u00f9 cho b\u1ec1 m\u1eb7t tr\u01a1n tr\u01b0\u1ee3t k\u1ebft h\u1ee3p v\u1edbi k\u1eb9p l\u1ecfng l\u1ebbo. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 v\u1ea5n \u0111\u1ec1 c\u1ee7a v\u1eadt li\u1ec7u \u0111\u00e0n h\u1ed3i. \u0110\u00f3 l\u00e0 v\u1ea5n \u0111\u1ec1 ki\u1ec3m so\u00e1t quy tr\u00ecnh.<\/p>\n\n\n\n
V\u00ec v\u1eady, quy tr\u00ecnh x\u00e1c minh tr\u01b0\u1edbc khi l\u00e0m vi\u1ec7c c\u1ee7a b\u1ea1n kh\u00f4ng th\u1ec3 d\u1eebng l\u1ea1i \u1edf b\u1ea3ng t\u1ea3i tr\u1ecdng v\u00e0 l\u1ef1a ch\u1ecdn khu\u00f4n. N\u00f3 ph\u1ea3i bao g\u1ed3m c\u1ea5p v\u1eadt li\u1ec7u, \u0111\u1ed9 c\u1ee9ng, \u0111\u1ed9 \u0111\u00e0n h\u1ed3i sau \u00e9p d\u1ef1 ki\u1ebfn, t\u1ef7 l\u1ec7 V \u0111\u01b0\u1ee3c ch\u1ecdn, \u0111\u1ed9 c\u1ee9ng c\u1ee7a mi\u1ebfng \u0111\u1ec7m v\u00e0 t\u00ecnh tr\u1ea1ng b\u1ec1 m\u1eb7t \u2014 t\u1ea5t c\u1ea3 \u0111\u1ec1u ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m tra tr\u01b0\u1edbc chu k\u1ef3 \u0111\u1ea7u ti\u00ean.<\/p>\n\n\n\n
B\u1edfi v\u00ec khi b\u1ea1n ch\u1ea5p nh\u1eadn r\u1eb1ng mi\u1ebfng \u0111\u1ec7m ho\u1ea1t \u0111\u1ed9ng trong m\u1ed9t h\u1ec7 th\u1ed1ng v\u1eadt li\u1ec7u, c\u00e2u h\u1ecfi th\u1ef1c s\u1ef1 kh\u00f4ng ph\u1ea3i l\u00e0 \u201cMi\u1ebfng \u0111\u1ec7m n\u00e0o m\u1ea1nh nh\u1ea5t?\u201d<\/p>\n\n\n\n
M\u00e0 l\u00e0 mi\u1ebfng \u0111\u1ec7m n\u00e0o ph\u00f9 h\u1ee3p v\u1edbi \u0111\u00fang t\u1ed5 h\u1ee3p h\u1ee3p kim, h\u00ecnh d\u1ea1ng, l\u1ef1c v\u00e0 tr\u1ea1ng th\u00e1i b\u1ec1 m\u1eb7t n\u00e0y.<\/p>\n\n\n\n
K\u1ef9 thu\u1eadt b\u1ec1 m\u1eb7t so v\u1edbi ph\u00e2n b\u1ed1 \u00e1p su\u1ea5t: Ch\u1ecdn gi\u1ea3i ph\u00e1p \u0111\u00fang \u0111\u1eafn<\/h2>\n\n\n\n
M\u1ed9t ng\u01b0\u1eddi gi\u00e1m s\u00e1t \u0111\u00e3 t\u1eebng \u0111\u01b0a cho t\u00f4i hai kh\u1ed1i urethane b\u1ecb nghi\u1ec1n n\u00e1t v\u00e0 h\u1ecfi t\u00f4i th\u00edch \u201cth\u01b0\u01a1ng hi\u1ec7u\u201d n\u00e0o h\u01a1n. C\u1ea3 hai \u0111\u1ec1u h\u1ecfng trong v\u00f2ng ch\u01b0a t\u1edbi hai tu\u1ea7n. M\u1ed9t c\u00e1i ph\u00ecnh l\u00ean \u1edf gi\u1eefa. C\u00e1i kia t\u00e1ch \u0111\u00f4i r\u00f5 r\u00e0ng \u1edf m\u00e9p. C\u00f9ng m\u00e1y \u00e9p. C\u00f9ng ng\u01b0\u1eddi v\u1eadn h\u00e0nh. Kh\u00e1c quy tr\u00ecnh.<\/p>\n\n\n\n
\u0110\u00f3 l\u00e0 khung ki\u1ec3m tra tr\u01b0\u1edbc khi l\u00e0m vi\u1ec7c c\u1ee7a b\u1ea1n, n\u1ebfu b\u1ea1n bi\u1ebft c\u00e1ch \u0111\u1ecdc n\u00f3.<\/p>\n\n\n\n
C\u00e1c ph\u00e9p t\u00ednh ch\u1eb3ng quan t\u00e2m \u0111\u1ebfn th\u1eddi h\u1ea1n c\u1ee7a b\u1ea1n. Tr\u01b0\u1edbc khi b\u1ea1n ch\u1ecdn gi\u1ea3i ph\u00e1p k\u1ef9 thu\u1eadt b\u1ec1 m\u1eb7t \u2014 kh\u1ed1i, m\u00e0ng, mi\u1ebfng ch\u00e8n, hay hoa v\u0103n \u2014 b\u1ea1n ph\u1ea3i c\u1ed1 \u0111\u1ecbnh b\u1ed1n bi\u1ebfn: t\u1ea3i tr\u1ecdng t\u1ea1o h\u00ecnh \u0111\u00e3 t\u00ednh cho h\u1ee3p kim v\u00e0 \u0111\u1ed9 d\u00e0y, \u0111\u1ed9 m\u1edf V v\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u00e9p (\u00e9p kh\u00f4ng ho\u1eb7c \u00e9p \u0111\u00e1y), \u0111\u1ed9 u\u1ed1n v\u00f2m v\u00e0 song song c\u1ee7a m\u00e1y, c\u00f9ng t\u00ecnh tr\u1ea1ng b\u1ec1 m\u1eb7t c\u1ee7a t\u1ea5m kim lo\u1ea1i. Ch\u1ec9 sau khi \u0111\u01b0\u1eddng d\u1eabn \u00e1p su\u1ea5t \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t, b\u1ea1n m\u1edbi ch\u1ecdn th\u1ee9 n\u1eb1m gi\u1eefa ch\u00e0y v\u00e0 khu\u00f4n. N\u1ebfu kh\u00f4ng, b\u1ea1n \u0111ang tr\u1ea3 \u201cthu\u1ebf ng\u01b0\u1eddi m\u1edbi\u201d cho s\u1ef1 ph\u00f9 phi\u1ebfm v\u1ec1 t\u1ea3i tr\u1ecdng v\u00e0 g\u1ecdi n\u00f3 l\u00e0 \u201cmi\u1ebfng \u0111\u1ec7m cao c\u1ea5p\u201d.\u201d<\/p>\n\n\n\n
C\u00e1c gi\u1ea3i ph\u00e1p b\u1ec1 m\u1eb7t kh\u00f4ng s\u1eeda \u0111\u01b0\u1ee3c s\u1ef1 ph\u00e2n b\u1ed1 \u00e1p su\u1ea5t. Ch\u00fang ch\u1ec9 ho\u1ea1t \u0111\u1ed9ng c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c khi n\u1eb1m trong \u0111\u00f3.<\/p>\n\n\n\n
V\u1eady lo\u1ea1i n\u00e0o ph\u00f9 h\u1ee3p v\u1edbi v\u1ecb tr\u00ed n\u00e0o?<\/p>\n\n\n\n
Kh\u1ed1i khu\u00f4n Urethane: Khi n\u00e0o n\u00ean d\u00f9ng kh\u1ed1i \u0111\u1eb7c cho c\u00e1c l\u1ea7n \u00e9p s\u00e2u, s\u1ea3n l\u01b0\u1ee3ng l\u1edbn m\u00e0 kh\u00f4ng l\u00e0m tr\u1ea7y x\u01b0\u1edbc b\u1ec1 m\u1eb7t<\/h3>\n\n\n\n
H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng c\u00e1c t\u1ea5m nh\u00f4m 5052 d\u00e0y 3 mm, m\u1eb7t th\u1ea9m m\u1ef9 h\u01b0\u1edbng ra ngo\u00e0i, 2.000 chi ti\u1ebft m\u1ed7i ca. X\u01b0\u1edfng mu\u1ed1n kh\u00f4ng c\u00f3 d\u1ea5u v\u1ebft. H\u1ecd \u0111\u1eb7t kh\u1ed1i khu\u00f4n urethane \u0111\u1eb7c v\u00e0o v\u00e0 \u00e9p kh\u00f4ng v\u00e0o \u0111\u00f3. C\u00e1c chi ti\u1ebft tr\u00f4ng s\u1ea1ch. \u0110\u1ed3ng h\u1ed3 \u0111o t\u1ea3i tr\u1ecdng th\u1ea5p h\u01a1n so v\u1edbi d\u00f9ng th\u00e9p. M\u1ecdi ng\u01b0\u1eddi th\u1edf ph\u00e0o.<\/p>\n\n\n\n
Urethane c\u00f3 t\u00ednh \u0111\u00e0n h\u1ed3i. N\u00f3 bi\u1ebfn d\u1ea1ng, l\u00e0m t\u0103ng di\u1ec7n t\u00edch ti\u1ebfp x\u00fac v\u00e0 gi\u1ea3m \u00e1p su\u1ea5t ti\u1ebfp x\u00fac \u0111\u1ec9nh. \u0110\u00f3 l\u00e0 l\u00fd do v\u00ec sao t\u1ea3i tr\u1ecdng y\u00eau c\u1ea7u th\u01b0\u1eddng th\u1ea5p h\u01a1n so v\u1edbi khu\u00f4n V b\u1eb1ng th\u00e9p cho c\u00f9ng h\u00ecnh h\u1ecdc danh \u0111\u1ecbnh. L\u1ef1c \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed1 qua v\u1eadt li\u1ec7u polymer thay v\u00ec t\u1eadp trung t\u1ea1i hai vai khu\u00f4n th\u00e9p.<\/p>\n\n\n\n
Nh\u01b0ng \u0111\u00e2y l\u00e0 \u0111i\u1ec1u t\u00f4i \u0111\u00e3 th\u1ea5y nhi\u1ec1u l\u1ea7n: polyurethane kh\u00f4ng ph\u1ea3i l\u00e0 th\u00e9p. D\u01b0\u1edbi chu k\u1ef3 t\u1ea3i cao l\u1eb7p \u0111i l\u1eb7p l\u1ea1i, \u0111\u1eb7c bi\u1ec7t l\u00e0 v\u1edbi c\u00e1c g\u00f3c u\u1ed1n s\u00e2u h\u01a1n, n\u00f3 b\u1ecb ch\u1ea3y v\u00e0 m\u1ecfi. C\u00e1c x\u01b0\u1edfng u\u1ed1n t\u1ea5m th\u00e9p c\u00e1n ngu\u1ed9i d\u00e0y 12 gauge tr\u00ean c\u00e1c kh\u1ed1i urethane h\u1ecdc \u0111i\u1ec1u n\u00e0y r\u1ea5t nhanh\u2014c\u00e1c kh\u1ed1i tr\u1edf n\u00ean b\u00f3ng, b\u1ecb n\u00e9n v\u0129nh vi\u1ec5n, r\u1ed3i n\u1ee9t. Khu\u00f4n th\u00e9p c\u00f3 th\u1ec3 b\u1ec1n h\u00e0ng th\u1eadp k\u1ef7 trong \u0111i\u1ec1u ki\u1ec7n \u0111\u00f3. Urethane th\u00ec kh\u00f4ng.<\/p>\n\n\n\n
V\u00e0 h\u00f3a h\u1ecdc quan tr\u1ecdng. Thay urethane g\u1ed1c TDI linh ho\u1ea1t h\u01a1n b\u1eb1ng lo\u1ea1i MDI c\u1ee9ng h\u01a1n m\u00e0 kh\u00f4ng t\u00ednh l\u1ea1i \u0111\u1ed9 v\u00f5ng v\u00e0 \u0111\u1eb7c t\u00ednh \u0111\u00f3ng r\u1eafn, b\u1ea1n c\u00f3 th\u1ec3 bi\u1ebfn m\u1ed9t gi\u1ea3i ph\u00e1p \u0111\u1ec7m th\u00e0nh m\u1ed9t v\u1eadt li\u1ec7u gi\u00f2n. T\u00f4i \u0111\u00e3 th\u1ea5y c\u00e1c kh\u1ed1i b\u1ecb s\u1ee9t \u1edf g\u00f3c v\u00ec \u201cn\u00e2ng c\u1ea5p\u201d \u0111\u00f3 qu\u00e1 c\u1ee9ng so v\u1edbi \u1ee9ng su\u1ea5t th\u1ef1c t\u1ebf m\u00e0 ch\u00fang ph\u1ea3i ch\u1ecbu. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t kh\u1ed1i k\u00e9m. \u0110\u00f3 l\u00e0 \u0111\u1ed9 \u0111\u00e0n h\u1ed3i kh\u00f4ng ph\u00f9 h\u1ee3p l\u00e0m khu\u1ebfch \u0111\u1ea1i l\u1ed7i hi\u1ec7u chu\u1ea9n t\u1ea3i tr\u1ecdng.<\/p>\n\n\n\n
S\u1ea3n xu\u1ea5t kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn v\u00e0 urethane c\u00f3 th\u1ec3 c\u00f9ng t\u1ed3n t\u1ea1i\u2014nh\u01b0ng ch\u1ec9 khi \u0111\u1ed9 s\u00e2u u\u1ed1n, gi\u1edbi h\u1ea1n ch\u1ea3y c\u1ee7a v\u1eadt li\u1ec7u v\u00e0 t\u1ea7n su\u1ea5t h\u00e0nh tr\u00ecnh n\u1eb1m trong gi\u1edbi h\u1ea1n m\u1ecfi c\u1ee7a kh\u1ed1i. \u0110i\u1ec1u \u0111\u00f3 \u0111\u00f2i h\u1ecfi ph\u1ea3i bi\u1ebft l\u1ef1c t\u1ea1o h\u00ecnh th\u1ef1c t\u1ebf c\u1ee7a b\u1ea1n, kh\u00f4ng ph\u1ea3i ch\u1ec9 s\u1ed1 tr\u00ean b\u1ea3ng t\u00ean m\u00e1y.<\/p>\n\n\n\n
N\u1ebfu kh\u1ed1i b\u1ecb nghi\u1ec1n \u1edf gi\u1eefa, h\u00e3y h\u1ecfi t\u1ea1i sao \u00e1p su\u1ea5t c\u1ee7a b\u1ea1n l\u1ea1i l\u00ean \u0111\u1ec9nh \u1edf \u0111\u00f3.<\/p>\n\n\n\n
Phim khu\u00f4n t\u1ed5ng h\u1ee3p: Khi dung sai ch\u00ednh x\u00e1c quan tr\u1ecdng h\u01a1n nhu c\u1ea7u \u0111\u1ec7m m\u1ec1m<\/h3>\n\n\n\n
B\u00e2y gi\u1edd \u0111\u1ed5i b\u1ed1i c\u1ea3nh. Th\u00e9p kh\u00f4ng g\u1ec9 304 m\u1ecfng, d\u00e0y 1,5 mm, dung sai g\u00f3c ch\u1eb7t\u2014c\u1ed9ng tr\u1eeb n\u1eeda \u0111\u1ed9\u2014v\u00e0 b\u1ec1 m\u1eb7t ch\u1ea3i kh\u00f4ng \u0111\u01b0\u1ee3c tr\u1ea7y x\u01b0\u1edbc. Nh\u00f3m ch\u1ecdn d\u00f9ng m\u1ed9t l\u1edbp phim u\u1ed1n t\u1ed5ng h\u1ee3p gi\u1eefa t\u1ea5m v\u00e0 khu\u00f4n.<\/p>\n\n\n\n
\u1ede l\u1ea7n ch\u1ea1y \u0111\u1ea7u ti\u00ean, g\u00f3c ra b\u1ecb u\u1ed1n qu\u00e1 g\u1ea7n m\u1ed9t \u0111\u1ed9. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh n\u00e2ng h\u00e0nh tr\u00ecnh ram l\u00ean. S\u1ef1 kh\u00f4ng nh\u1ea5t qu\u00e1n b\u1eaft \u0111\u1ea7u xu\u1ea5t hi\u1ec7n.<\/p>\n\n\n\n
\u0110i\u1ec1u g\u00ec \u0111\u00e3 thay \u0111\u1ed5i? \u0110\u1ed9 d\u00e0y.<\/p>\n\n\n\n
M\u1ed9t phim d\u00e0y 0,8 mm th\u1ef1c t\u1ebf l\u00e0m h\u1eb9p khe V c\u1ee7a b\u1ea1n. N\u1ebfu b\u1ea1n \u0111ang ch\u1ea1y V 16 mm cho v\u1eadt li\u1ec7u d\u00e0y 3 mm, th\u00eam l\u1edbp phim \u0111\u00f3 s\u1ebd thay \u0111\u1ed5i h\u00ecnh h\u1ecdc. T\u1ea5m gi\u1edd g\u1eb7p m\u1ed9t chi\u1ec1u r\u1ed9ng khu\u00f4n nh\u1ecf h\u01a1n, t\u0103ng \u1ee9ng su\u1ea5t t\u1ea1o h\u00ecnh v\u00e0 gi\u1ea3m \u0111\u1ed9 \u0111\u00e0n h\u1ed3i tr\u1edf l\u1ea1i. N\u1ebfu b\u1ea1n kh\u00f4ng \u0111i\u1ec1u ch\u1ec9nh \u0111i\u1ec1u \u0111\u00f3, b\u1ea1n kh\u00f4ng \u201cb\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t\u201d. B\u1ea1n \u0111ang thay \u0111\u1ed5i s\u1ef1 ph\u00e2n b\u1ed1 \u00e1p su\u1ea5t v\u00e0 gi\u1ea3 v\u1edd nh\u01b0 kh\u00f4ng.<\/p>\n\n\n\n
C\u00e1c ph\u00e9p to\u00e1n kh\u00f4ng quan t\u00e2m \u0111\u1ebfn h\u1ea1n ch\u00f3t c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n
Phim t\u1ed5ng h\u1ee3p ph\u00e1t huy t\u00e1c d\u1ee5ng khi \u0111\u1ed9 ch\u00ednh x\u00e1c quan tr\u1ecdng h\u01a1n kh\u1ea3 n\u0103ng \u0111\u1ec7m. Ch\u00fang th\u00eam \u0111\u1ed9 bi\u1ebfn d\u1ea1ng t\u1ed1i thi\u1ec3u so v\u1edbi kh\u1ed1i urethane r\u1eafn, n\u00ean kh\u1ea3 n\u0103ng l\u1eb7p l\u1ea1i g\u00f3c c\u00f3 th\u1ec3 ch\u1eb7t ch\u1ebd h\u01a1n\u2014mi\u1ec5n l\u00e0 b\u1ea1n t\u00ednh l\u1ea1i chi\u1ec1u r\u1ed9ng khu\u00f4n hi\u1ec7u d\u1ee5ng v\u00e0 t\u1ea3i tr\u1ecdng t\u00e1c d\u1ee5ng. B\u1ecf qua \u0111i\u1ec1u \u0111\u00f3, v\u00e0 l\u1edbp phim tr\u1edf th\u00e0nh m\u1ed9t bi\u1ebfn s\u1ed1 \u1ea9n l\u00e0m m\u00e9o \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c c\u1ee7a b\u1ea1n. Nh\u1ea5n qu\u00e1 m\u1ea1nh \u0111\u1ec3 \u0111u\u1ed5i theo g\u00f3c th\u00f4ng qua phim ch\u1ec9 l\u00e0 m\u1ed9t d\u1ea1ng qu\u00e1 t\u1ea3i y\u00ean l\u1eb7ng h\u01a1n.<\/p>\n\n\n\n
V\u00ec v\u1eady, phim y\u00eau c\u1ea7u t\u00ednh k\u1ef7 lu\u1eadt. Ch\u00fang kh\u00f4ng ph\u1ea3i l\u00e0 b\u1ea3o v\u1ec7 c\u00e0i s\u1eb5n. Ch\u00fang l\u00e0 c\u00e1c b\u1ed9 \u0111i\u1ec1u ch\u1ec9nh h\u00ecnh h\u1ecdc.<\/p>\n\n\n\n
\u0110i\u1ec1u \u0111\u00f3 khi\u1ebfn b\u1ea1n t\u1ef1 h\u1ecfi c\u00e1c h\u1ec7 th\u1ed1ng \u201cthay nhanh\u201d ho\u1ea1t \u0111\u1ed9ng ra sao khi \u0111\u1ed9 d\u00e0y v\u00e0 t\u1ed5 h\u1ee3p l\u1edbp thay \u0111\u1ed5i gi\u1eefa ca.<\/p>\n\n\n\n
H\u1ec7 th\u1ed1ng ch\u00e8n m\u00f4-\u0111un: C\u00e2n b\u1eb1ng gi\u1eefa thay \u0111\u1ed5i nhanh v\u00e0 ph\u00e2n b\u1ed1 t\u1ea3i tr\u1ecdng nh\u1ea5t qu\u00e1n<\/h3>\n\n\n\n
T\u00f4i t\u1eebng th\u1ea5y m\u1ed9t x\u01b0\u1edfng chuy\u1ec3n t\u1eeb gi\u00e1 \u0111\u1ee1 th\u00e9p m\u1ec1m sang c\u00e1c chi ti\u1ebft th\u00e9p h\u1ee3p kim c\u01b0\u1eddng \u0111\u1ed9 cao ch\u1ec9 trong ch\u01b0a \u0111\u1ea7y m\u01b0\u1eddi ph\u00fat b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c mi\u1ebfng ch\u00e8n urethane m\u00f4-\u0111un. Nhanh. G\u1ecdn. \u1ea4n t\u01b0\u1ee3ng.<\/p>\n\n\n\n
\u0110\u1ebfn cu\u1ed1i tu\u1ea7n, c\u00e1c mi\u1ebfng ch\u00e8n cho th\u1ea5y hao m\u00f2n kh\u00f4ng \u0111\u1ec1u\u2014b\u1ecb nghi\u1ec1n \u1edf ph\u1ea7n ba b\u00ean tr\u00e1i c\u1ee7a b\u00e0n m\u00e1y.<\/p>\n\n\n\n
Thay nhanh ch\u1ec9 th\u1ef1c s\u1ef1 nhanh n\u1ebfu h\u00ecnh h\u1ecdc m\u00e1y c\u1ee7a b\u1ea1n trung th\u1ef1c. C\u00e1c h\u1ec7 th\u1ed1ng m\u00f4-\u0111un ph\u1ee5 thu\u1ed9c v\u00e0o vi\u1ec7c \u0111\u1ecbnh v\u1ecb ch\u00ednh x\u00e1c v\u00e0 si\u1ebft \u0111\u1ec1u. Sai l\u1ec7ch v\u00e0i ph\u1ea7n ngh\u00ecn inch tr\u00ean chi\u1ec1u d\u00e0i b\u00e0n c\u00f3 ngh\u0129a l\u00e0 ch\u1ed3ng ch\u00e8n \u0111ang ch\u1ecbu t\u1ea3i kh\u00f4ng \u0111\u1ec1u. Kh\u00f4ng gi\u1ed1ng khu\u00f4n \u0111\u01a1n kh\u1ed1i, c\u00e1c ch\u00e8n ph\u00e2n \u0111o\u1ea1n truy\u1ec1n t\u1ea3i m\u1ea5t c\u00e2n b\u1eb1ng \u0111\u00f3 th\u00f4ng qua s\u1ef1 n\u00e9n kh\u00e1c bi\u1ec7t.<\/p>\n\n\n\n
Nh\u01b0ng nh\u1eefng th\u00e0nh ph\u1ea7n hy sinh l\u1ea1i k\u1ec3 c\u00e2u chuy\u1ec7n c\u1ee7a ri\u00eang ch\u00fang.<\/p>\n\n\n\n
Khi ch\u1ec9 m\u1ed9t s\u1ed1 m\u00f4-\u0111un b\u1ecb s\u1eadp s\u1edbm, \u0111\u00f3 l\u00e0 b\u1eb1ng ch\u1ee9ng hi\u1ec7n tr\u01b0\u1eddng ch\u1ec9 ra \u0111\u1ed9 nghi\u00eang c\u1ee7a ram, b\u00f9 v\u1ed3ng k\u00e9m, ho\u1eb7c m\u00f2n kh\u00f4ng \u0111\u1ec1u c\u1ee7a b\u00e0n m\u00e1y. C\u00e1c m\u00e1y \u00e9p hi\u1ec7n \u0111\u1ea1i c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh trong ph\u1ea1m vi n\u1eeda \u0111\u1ed9 ch\u1ec9 trong ph\u1ea7n nh\u1ecf c\u1ee7a gi\u00e2y\u2014n\u1ebfu c\u1ea3m bi\u1ebfn ph\u1ea3n \u00e1nh \u0111\u00fang th\u1ef1c t\u1ebf. N\u1ebfu ch\u00fang kh\u00f4ng \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n, s\u1ef1 ti\u1ec7n l\u1ee3i c\u1ee7a b\u1ea1n tr\u1edf th\u00e0nh b\u1ea3n \u0111\u1ed3 l\u1ed7i ph\u00e2n t\u00e1n.<\/p>\n\n\n\n
C\u00e1c ch\u00e8n m\u00f4-\u0111un r\u1ea5t hi\u1ec7u qu\u1ea3 khi ch\u1ee7ng lo\u1ea1i s\u1ea3n ph\u1ea9m \u0111a d\u1ea1ng v\u00e0 t\u1ea3i tr\u1ecdng \u0111\u01b0\u1ee3c t\u00ednh l\u1ea1i cho t\u1eebng c\u00f4ng vi\u1ec7c. Ch\u00fang ch\u1ec9 l\u00e0 l\u1edbp \u0111\u1ec7m \u0111\u1eaft ti\u1ec1n khi x\u01b0\u1edfng cho r\u1eb1ng thi\u1ebft l\u1eadp h\u00f4m qua v\u1eabn \u00e1p d\u1ee5ng cho h\u1ee3p kim h\u00f4m nay.<\/p>\n\n\n\n
N\u1ebfu c\u00e1c ch\u00e8n c\u1ee7a b\u1ea1n m\u00f2n kh\u00f4ng \u0111\u1ec1u, v\u1ea5n \u0111\u1ec1 kh\u00f4ng n\u1eb1m \u1edf danh m\u1ee5c ch\u00e8n.<\/p>\n\n\n\n
\u0110\u00f3 l\u00e0 \u0111\u01b0\u1eddng \u0111i c\u1ee7a l\u1ef1c.<\/p>\n\n\n\n
\u0110i\u1ec1u n\u00e0y \u0111\u01b0a ch\u00fang ta \u0111\u1ebfn v\u1edbi ma s\u00e1t \u2014 k\u1ebb ph\u00e1 ho\u1ea1i th\u1ea7m l\u1eb7ng m\u00e0 h\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi c\u1ed1 g\u1eafng kh\u1eafc ph\u1ee5c b\u1eb1ng c\u00e1ch thay \u0111\u1ed5i k\u1ebft c\u1ea5u b\u1ec1 m\u1eb7t.<\/p>\n\n\n\n
L\u1edbp ph\u1ee7 ch\u1ed1ng tr\u01b0\u1ee3t v\u00e0 mi\u1ebfng ch\u00e8n c\u00f3 k\u1ebft c\u1ea5u: Gi\u1ea3i quy\u1ebft ma s\u00e1t b\u1ec1 m\u1eb7t m\u00e0 kh\u00f4ng l\u00e0m gi\u1ea3m tu\u1ed5i th\u1ecd khu\u00f4n.<\/h3>\n\n\n\n
H\u00e3y xem x\u00e9t t\u1ea5m th\u00e9p m\u1ea1 k\u1ebdm c\u00f2n d\u1ea7u c\u00e1n s\u00f3t l\u1ea1i. Trong qu\u00e1 tr\u00ecnh \u00e9p xu\u1ed1ng, t\u1ea5m tr\u01b0\u1ee3t m\u1ed9t milim\u00e9t tr\u01b0\u1edbc khi \u201c\u0103n\u201d. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh \u0111\u1ed5 l\u1ed7i cho \u201cv\u1eadt li\u1ec7u tr\u01a1n\u201d v\u00e0 \u0111\u1eb7t h\u00e0ng mi\u1ebfng ch\u00e8n c\u00f3 k\u1ebft c\u1ea5u k\u00e8m l\u1edbp ph\u1ee7 ch\u1ed1ng tr\u01b0\u1ee3t.<\/p>\n\n\n\n
Ma s\u00e1t kh\u00f4ng ch\u1ec9 l\u00e0 \u0111\u1ed9 nh\u00e1m. N\u00f3 l\u00e0 di\u1ec7n t\u00edch ti\u1ebfp x\u00fac th\u1ef1c t\u1ebf d\u01b0\u1edbi t\u1ea3i. M\u1ed9t mi\u1ebfng ch\u00e8n c\u00f3 k\u1ebft c\u1ea5u l\u00e0m t\u0103ng li\u00ean k\u1ebft c\u01a1 h\u1ecdc, \u0111\u00fang v\u1eady \u2014 nh\u01b0ng n\u00f3 c\u0169ng t\u1eadp trung \u1ee9ng su\u1ea5t ti\u1ebfp x\u00fac t\u1ea1i c\u00e1c \u0111\u1ec9nh nh\u00e1m nh\u1ecf. D\u01b0\u1edbi t\u1ea3i tr\u1ecdng l\u1edbn, c\u00e1c \u0111\u1ec9nh \u0111\u00f3 m\u00f2n \u0111\u1ea7u ti\u00ean. N\u1ebfu l\u1ef1c k\u1eb9p v\u00e0 \u0111\u1ed9 h\u1ed7 tr\u1ee3 c\u1ee7a th\u01b0\u1edbc ch\u1eb7n sau ch\u1ec9 \u1edf m\u1ee9c gi\u1edbi h\u1ea1n, k\u1ebft c\u1ea5u ch\u1ec9 t\u1ea1m th\u1eddi che gi\u1ea5u hi\u1ec7n t\u01b0\u1ee3ng tr\u01b0\u1ee3t trong khi l\u1ea1i l\u00e0m t\u0103ng t\u1ed1c \u0111\u1ed9 m\u00f2n c\u1ee7a mi\u1ebfng ch\u00e8n.<\/p>\n\n\n\n
Lau s\u1ea1ch t\u1ea5m v\u1eadt li\u1ec7u. Ki\u1ec3m tra \u00e1p l\u1ef1c k\u1eb9p. X\u00e1c nh\u1eadn \u0111\u1ed9 th\u1eb3ng h\u00e0ng c\u1ee7a th\u01b0\u1edbc ch\u1eb7n sau. Sau \u0111\u00f3 m\u1edbi c\u00e2n nh\u1eafc xem c\u00f3 c\u1ea7n k\u1ebft c\u1ea5u hay kh\u00f4ng.<\/p>\n\n\n\n
C\u00e1c gi\u1ea3i ph\u00e1p ch\u1ed1ng tr\u01b0\u1ee3t ph\u00f9 h\u1ee3p khi \u0111i\u1ec1u ki\u1ec7n b\u1ec1 m\u1eb7t kh\u00f4ng th\u1ec3 ki\u1ec3m so\u00e1t \u2014 ph\u00f4i c\u00f3 d\u1ea7u t\u1eeb c\u00f4ng \u0111o\u1ea1n tr\u01b0\u1edbc, v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c ph\u1ee7, ho\u1eb7c y\u00eau c\u1ea7u th\u1ea9m m\u1ef9 cao v\u1edbi m\u1ee9c cho ph\u00e9p v\u1ebft h\u1eb1n t\u1ed1i thi\u1ec3u. Nh\u01b0ng ch\u00fang ph\u1ea3i t\u01b0\u01a1ng th\u00edch v\u1edbi m\u1ee9c \u1ee9ng su\u1ea5t t\u1ea1o h\u00ecnh th\u1ef1c t\u1ebf. N\u1ebfu qu\u00e1 t\u1ea3i, l\u1edbp ph\u1ee7 s\u1ebd tr\u1edf th\u00e0nh \u201cnh\u00e2n ch\u1ee9ng hi sinh\u201d m\u1edbi.<\/p>\n\n\n\n
M\u1ed9t mi\u1ebfng \u0111\u1ec7m, kh\u1ed1i, m\u00e0ng, mi\u1ebfng ch\u00e8n ho\u1eb7c k\u1ebft c\u1ea5u kh\u00f4ng bao gi\u1edd l\u00e0 \u201cc\u1ee5c t\u1ea9y th\u1ea7n k\u1ef3\u201d cho s\u1ef1 ph\u00e2n b\u1ed1 l\u1ef1c sai l\u1ec7ch. N\u00f3 l\u00e0 m\u1eaft x\u00edch cu\u1ed1i c\u00f9ng trong chu\u1ed7i b\u1eaft \u0111\u1ea7u t\u1eeb l\u1ef1a ch\u1ecdn h\u1ee3p kim, h\u00ecnh h\u1ecdc khu\u00f4n v\u00e0 t\u1ea3i tr\u1ecdng \u0111\u00e3 \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n.<\/p>\n\n\n\n
N\u1ebfu b\u1ea1n ch\u1ecdn k\u1ef9 thu\u1eadt x\u1eed l\u00fd b\u1ec1 m\u1eb7t tr\u01b0\u1edbc khi ki\u1ec3m tra \u0111\u01b0\u1eddng truy\u1ec1n \u00e1p l\u1ef1c, b\u1ea1n ch\u01b0a th\u1ef1c s\u1ef1 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1.<\/p>\n\n\n\n
B\u1ea1n ch\u1ec9 \u0111ang tr\u00ec ho\u00e3n n\u00f3.<\/p>\n\n\n\n
Nh\u1eefng k\u1ebb gi\u1ebft ng\u01b0\u1eddi v\u00f4 h\u00ecnh: C\u0103n ch\u1ec9nh, \u0111\u1ed9 cong v\u1ed3ng v\u00e0 t\u00ednh song song.<\/h2>\n\n\n\n
B\u1ea1n mu\u1ed1n c\u00f3 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p c\u00f3 h\u1ec7 th\u1ed1ng \u0111\u1ec3 ki\u1ec3m tra s\u1ef1 ph\u00e2n b\u1ed1 \u00e1p l\u1ef1c tr\u01b0\u1edbc khi mua th\u00eam m\u1ed9t th\u00f9ng mi\u1ebfng \u0111\u1ec7m cao c\u1ea5p kh\u00e1c.<\/p>\n\n\n\n
T\u1ed1t. B\u1edfi v\u00ec cho \u0111\u1ebfn khi b\u1ea1n ki\u1ec3m tra c\u0103n ch\u1ec9nh, \u0111\u1ed9 cong v\u1ed3ng v\u00e0 song song d\u01b0\u1edbi t\u1ea3i, b\u1ea1n v\u1eabn \u0111ang ch\u1ea9n \u0111o\u00e1n trong t\u00ecnh tr\u1ea1ng b\u1ecb b\u1ecbt m\u1eaft.<\/p>\n\n\n\n
T\u00f4i \u0111\u00e3 t\u1eebng \u0111\u1ee9ng c\u1ea1nh m\u1ed9t m\u00e1y phanh d\u00e0i m\u01b0\u1eddi foot, n\u01a1i c\u00e1c g\u00f3c \u1edf gi\u1eefa ho\u00e0n h\u1ea3o nh\u01b0ng hai \u0111\u1ea7u l\u1ec7ch \u0111\u1ebfn hai \u0111\u1ed9. Ai c\u0169ng \u0111\u1ed5 l\u1ed7i cho mi\u1ebfng \u0111\u1ec7m. Nh\u1eefng mi\u1ebfng \u0111\u1ec7m \u0111\u00f3 c\u00f2n m\u1edbi, c\u00f3 \u0111\u1ed9 c\u1ee9ng cao, v\u00e0 \u0111\u1ee7 \u0111\u1eaft \u0111\u1ec3 khi\u1ebfn b\u1ed9 ph\u1eadn k\u1ebf to\u00e1n lo l\u1eafng. Nh\u01b0ng c\u00e1c b\u1ed9 ph\u1eadn hi sinh lu\u00f4n k\u1ec3 chuy\u1ec7n. M\u1eabu m\u00f2n n\u1eb7ng h\u01a1n \u1edf ph\u1ea7n ba b\u00ean tr\u00e1i, b\u00f3ng lo\u00e1ng \u1edf gi\u1eefa, g\u1ea7n nh\u01b0 kh\u00f4ng ch\u1ea1m b\u00ean ph\u1ea3i. \u0110\u00f3 kh\u00f4ng ph\u1ea3i v\u1ea5n \u0111\u1ec1 v\u1eadt li\u1ec7u. \u0110\u00f3 l\u00e0 h\u00ecnh h\u1ecdc \u0111ang th\u00fa nh\u1eadn.<\/p>\n\n\n\n
K\u1ef9 thu\u1eadt b\u1ec1 m\u1eb7t l\u00e0 h\u1ea1 ngu\u1ed3n. H\u00ecnh h\u1ecdc l\u00e0 th\u01b0\u1ee3ng ngu\u1ed3n.<\/p>\n\n\n\n
N\u1ebfu b\u1ea1n kh\u00f4ng ch\u1eafc ch\u1eafn r\u1eb1ng khung v\u00e0 tr\u01b0\u1ee3t \u0111ang truy\u1ec1n l\u1ef1c \u0111\u1ed3ng \u0111\u1ec1u tr\u00ean to\u00e0n gi\u01b0\u1eddng m\u00e1y, th\u00ec m\u1ecdi mi\u1ebfng \u0111\u1ec7m b\u1ea1n l\u1eafp ch\u1ec9 nh\u01b0 vi\u00ean ph\u1ea5n \u1edf \u0111\u1ea7u c\u00e2y c\u01a1 b\u1ecb cong. V\u1eady n\u00ean h\u00e3y ki\u1ec3m tra hi\u1ec7n tr\u01b0\u1eddng th\u1eadt k\u1ef9 l\u01b0\u1ee1ng.<\/p>\n\n\n\n
Sai l\u1ec7ch 0,005\u2033 \u1edf tr\u01b0\u1ee3t tr\u00ean khi\u1ebfn cho mi\u1ebfng \u0111\u1ec7m cao c\u1ea5p tr\u1edf n\u00ean v\u00f4 d\u1ee5ng nh\u01b0 th\u1ebf n\u00e0o.<\/h3>\n\n\n\n
N\u0103m ph\u1ea7n ngh\u00ecn inch nghe c\u00f3 v\u1ebb ch\u1eb3ng \u0111\u00e1ng s\u1ee3 v\u1edbi h\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi.<\/p>\n\n\n\n
Nh\u01b0ng \u0111\u00e1ng l\u1ebd n\u00f3 ph\u1ea3i \u0111\u00e1ng s\u1ee3.<\/p>\n\n\n\n
To\u00e1n h\u1ecdc kh\u00f4ng quan t\u00e2m \u0111\u1ebfn th\u1eddi h\u1ea1n c\u1ee7a b\u1ea1n. Tr\u00ean m\u1ed9t gi\u01b0\u1eddng d\u00e0i 120 inch, \u0111\u1ed9 nghi\u00eang 0,005 inch ngh\u0129a l\u00e0 m\u1ed9t b\u00ean khu\u00f4n c\u1ee7a b\u1ea1n \u0111\u00f3ng tr\u01b0\u1edbc. B\u00ean \u0111\u00f3 ch\u1ecbu t\u1ea3i \u0111\u1ea7u ti\u00ean. Urethane kh\u00f4ng chia t\u1ea3i nh\u01b0 th\u00e9p; n\u00f3 n\u00e9n t\u1ea1i \u0111i\u1ec3m b\u1ecb t\u00e1c \u0111\u1ed9ng. V\u00ec v\u1eady, b\u00ean ti\u1ebfp x\u00fac s\u1edbm ch\u1ecbu ph\u1ea7n t\u1ea3i tr\u1ecdng kh\u00f4ng c\u00e2n x\u1ee9ng cho \u0111\u1ebfn khi ph\u1ea7n c\u00f2n l\u1ea1i c\u1ee7a tr\u01b0\u1ee3t tr\u00ean ch\u1ea1m xu\u1ed1ng. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 \u0111\u1ec7m. \u0110\u00f3 l\u00e0 qu\u00e1 t\u1ea3i c\u1ee5c b\u1ed9.<\/p>\n\n\n\n
Gi\u1ea3 \u0111\u1ecbnh nh\u01b0ng th\u1ef1c t\u1ebf: b\u1ea1n \u0111ang t\u1ea1o h\u00ecnh t\u1ea5m 5052 d\u00e0y 1\/8 inch tr\u00ean chi\u1ec1u d\u00e0i t\u00e1m feet. Tonnage y\u00eau c\u1ea7u cho bi\u1ebft l\u00e0 60 t\u1ea5n. V\u00ec l\u1ec7ch t\u00e2m, 30 inch b\u00ean tr\u00e1i th\u1ef1c t\u1ebf ti\u1ebfp x\u00fac tr\u01b0\u1edbc v\u00e0 h\u1ea5p th\u1ee5 m\u1ed9t \u0111\u1ec9nh t\u1ea3i\u2014c\u00f3 th\u1ec3 kh\u00f4ng ph\u1ea3i to\u00e0n b\u1ed9 60 t\u1ea5n, nh\u01b0ng l\u00e0 m\u1ed9t t\u1ef7 l\u1ec7 \u0111\u00e1ng k\u1ec3\u2014tr\u01b0\u1edbc khi ph\u1ea7n c\u00f2n l\u1ea1i tham gia. \u0110\u1ec9nh t\u1ea3i \u0111\u00f3 v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n m\u1ecfi n\u00e9n c\u1ee7a mi\u1ebfng \u0111\u1ec7m \u1edf v\u00f9ng \u0111\u00f3. Sau m\u1ed9t tu\u1ea7n, ph\u1ea7n \u0111\u00f3 b\u1ecb ph\u1ed3ng v\u00e0 n\u1ee9t. Ph\u1ea7n c\u00f2n l\u1ea1i th\u00ec tr\u00f4ng v\u1eabn \u1ed5n.<\/p>\n\n\n\n
Thu\u1ebf t\u00e2n binh.<\/p>\n\n\n\n
M\u00e1y ch\u1ea5n CNC hi\u1ec7n \u0111\u1ea1i s\u1ebd b\u00e1o c\u00e1c sai l\u1ec7ch tr\u1ee5c Y nh\u1ecf h\u01a1n m\u1ed9t ph\u1ea7n milim\u00e9t tr\u00ean to\u00e0n h\u00e0nh tr\u00ecnh, v\u00e0 \u0111i\u1ec1u \u0111\u00f3 l\u00e0 c\u1ea7n thi\u1ebft. N\u1ebfu \u0111i\u1ec3m c\u01a1 kh\u00ed zero c\u1ee7a b\u1ea1n b\u1ecb l\u1ec7ch, n\u1ebfu c\u00e1c d\u1eabn h\u01b0\u1edbng \u0111\u00e3 m\u00f2n, n\u1ebfu gibs c\u00f3 khe h\u1edf b\u1ea1n c\u00f3 th\u1ec3 c\u1ea3m nh\u1eadn b\u1eb1ng m\u00f3ng tay, th\u00ec b\u1ea1n kh\u00f4ng \u0111ang ch\u1ea5n \u0111\u1ec1u. B\u1ea1n \u0111ang c\u1eaft ng\u1eafn tu\u1ed5i th\u1ecd \u1edf m\u1ed9t b\u00ean c\u1ee7a m\u1ed7i l\u1edbp hy sinh b\u1ea1n l\u1eafp \u0111\u1eb7t.<\/p>\n\n\n\n
V\u00e0 khi mi\u1ebfng \u0111\u1ec7m h\u1ecfng kh\u00f4ng \u0111\u1ed1i x\u1ee9ng, m\u00e1y v\u1eeba cho b\u1ea1n bi\u1ebft n\u01a1i c\u1ea7n t\u00ecm.<\/p>\n\n\n\n
V\u1eady t\u1ea1i sao m\u1ed9t s\u1ed1 b\u00e0n l\u1ea1i l\u00e0m m\u00f2n mi\u1ebfng \u0111\u1ec7m \u1edf gi\u1eefa trong khi hai \u0111\u1ea7u v\u1eabn m\u1edbi?<\/p>\n\n\n\n
Y\u1ebfu t\u1ed1 Crowning: T\u1ea1i sao mi\u1ebfng \u0111\u1ec7m h\u1ecfng \u1edf gi\u1eefa b\u00e0n trong khi hai \u0111\u1ea7u v\u1eabn m\u1edbi<\/h3>\n\n\n\n
H\u00ecnh dung m\u1ed9t b\u00e0n d\u00e0i ch\u1ecbu t\u1ea3i n\u1eb7ng.<\/p>\n\n\n\n
Th\u00e9p b\u1ecb bi\u1ebfn d\u1ea1ng. Khung gi\u00e3n n\u1edf. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u1ed7i; \u0111\u00f3 l\u00e0 v\u1eadt l\u00fd. N\u1ebfu kh\u00f4ng c\u00f3 crowning\u2014b\u00f9 l\u00ean c\u00f3 ch\u1ee7 \u00fd \u1edf b\u00e0n ho\u1eb7c thanh ch\u1ea5n\u2014ph\u1ea7n gi\u1eefa s\u1ebd x\u1ec7 xu\u1ed1ng d\u01b0\u1edbi t\u1ea3i tr\u1ecdng. Khe m\u1edf c\u1ee7a khu\u00f4n th\u1ef1c t\u1ebf b\u1ecb h\u1eb9p l\u1ea1i \u1edf \u0111\u00f3. T\u1ea5m kim lo\u1ea1i ch\u1ecbu \u1ee9ng su\u1ea5t t\u1ea1o h\u00ecnh cao h\u01a1n \u1edf gi\u1eefa so v\u1edbi hai \u0111\u1ea7u.<\/p>\n\n\n\n
Gi\u1edd th\u00eam m\u1ed9t mi\u1ebfng \u0111\u1ec7m \u0111\u00e0n h\u1ed3i.<\/p>\n\n\n\n
Ph\u1ea7n gi\u1eefa b\u1ecb n\u00e9n m\u1ea1nh h\u01a1n v\u00ec ch\u1ecbu \u00e1p l\u1ef1c cao h\u01a1n. Theo th\u1eddi gian, b\u1ea1n s\u1ebd th\u1ea5y m\u1ed9t r\u00e3nh m\u00f2n \u1edf gi\u1eefa mi\u1ebfng \u0111\u1ec7m trong khi hai \u0111\u1ea7u v\u1eabn tr\u00f4ng nh\u01b0 m\u1edbi xu\u1ea5t x\u01b0\u1edfng. Th\u1ee3 v\u1eadn h\u00e0nh g\u1ecdi \u0111\u00f3 l\u00e0 \u201cv\u1eadt li\u1ec7u l\u1ed7i l\u00f4\u201d. T\u00f4i g\u1ecdi \u0111\u00f3 l\u00e0 bi\u1ebfn d\u1ea1ng kh\u00f4ng \u0111\u01b0\u1ee3c b\u00f9.<\/p>\n\n\n\n
M\u00e1y cao c\u1ea5p v\u1edbi khung c\u1ee9ng v\u00e0 ph\u1ea3n h\u1ed3i g\u00f3c theo th\u1eddi gian th\u1ef1c gi\u1ea3m b\u1edbt t\u00ecnh hu\u1ed1ng n\u00e0y. Ch\u00fang gi\u1ea3m bi\u1ebfn d\u1ea1ng m\u1ea1nh \u0111\u1ebfn m\u1ee9c crowning tr\u1edf n\u00ean tinh t\u1ebf, \u0111\u00f4i khi g\u1ea7n nh\u01b0 v\u00f4 h\u00ecnh trong c\u00f4ng vi\u1ec7c h\u00e0ng ng\u00e0y. Nh\u01b0ng m\u00e1y ch\u1ea5n c\u0169? B\u00e0n d\u00e0i tr\u00ean ba m\u00e9t? Crowning b\u1eb1ng n\u00eam c\u01a1 kh\u00ed t\u1ecf r\u00f5 gi\u00e1 tr\u1ecb \u1edf \u0111\u00f3 v\u00ec n\u00f3 ch\u1ed1ng x\u1ec7 v\u1edbi b\u00f9 c\u1ee9ng, d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c thay v\u00ec drift th\u1ee7y l\u1ef1c.<\/p>\n\n\n\n
Mi\u1ebfng \u0111\u1ec7m kh\u00f4ng s\u1eeda x\u1ec7. N\u00f3 \u0111\u00e1p theo x\u1ec7.<\/p>\n\n\n\n
N\u1ebfu ph\u1ea7n gi\u1eefa h\u1ecfng tr\u01b0\u1edbc, khung m\u00e1y \u0111ang l\u00ean ti\u1ebfng.<\/p>\n\n\n\n
Nh\u01b0ng \u0111\u00e2y l\u00e0 \u0111i\u1ec1u c\u1ea7n l\u01b0u \u00fd: ki\u1ec3m tra crowning khi ngh\u1ec9 g\u1ea7n nh\u01b0 ch\u1eb3ng n\u00f3i \u0111\u01b0\u1ee3c g\u00ec v\u1ec1 chuy\u1ec7n x\u1ea3y ra khi 100 t\u1ea5n t\u00e1c \u0111\u1ed9ng l\u00ean b\u00e0n.<\/p>\n\n\n\n
V\u1eady b\u1ea1n \u0111ang \u0111o song song nh\u01b0 th\u1ebf n\u00e0o?<\/p>\n\n\n\n
Ki\u1ec3m tra song song khi ch\u1ecbu t\u1ea3i so v\u1edbi khi ngh\u1ec9: bi\u1ebfn s\u1ed1 bi\u1ebfn d\u1ea1ng<\/h3>\n\n\n\n
H\u1ea7u h\u1ebft c\u00e1c x\u01b0\u1edfng ki\u1ec3m tra c\u0103n ch\u1ec9nh khi thanh ch\u1ea5n d\u1eebng v\u00e0 m\u00e1y y\u00ean \u1eafng.<\/p>\n\n\n\n
\u0110\u00f3 m\u1edbi ch\u1ec9 l\u00e0 n\u1eeda hi\u1ec7n tr\u01b0\u1eddng.<\/p>\n\n\n\n
Khi ch\u1ecbu t\u1ea3i, ma s\u00e1t \u1edf thanh d\u1eabn m\u00f2n, b\u00f4i tr\u01a1n kh\u00f4ng \u0111\u1ec1u, ho\u1eb7c khe h\u1edf gibs qu\u00e1 m\u1ee9c c\u00f3 th\u1ec3 khi\u1ebfn thanh ch\u1ea5n m\u1ea5t song song gi\u1eefa h\u00e0nh tr\u00ecnh. T\u00f4i t\u1eebng th\u1ea5y m\u00e1y ch\u1ea5n tr\u00f4ng vu\u00f4ng g\u00f3c tr\u00ean \u0111\u1ed3ng h\u1ed3 \u0111o khi ngh\u1ec9, nh\u01b0ng khi ch\u1ecbu \u00e1p l\u1ef1c t\u1ea1o h\u00ecnh th\u00ec xo\u1eafn v\u1eeba \u0111\u1ee7 \u0111\u1ec3 l\u00e0m c\u00e1c \u0111\u1ea7u l\u1ec7ch v\u00e0i \u0111\u1ed9. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh \u0111\u1ed5 l\u1ed7i cho crowning. H\u1ecd th\u00eam shim. H\u1ecd thay mi\u1ebfng \u0111\u1ec7m.<\/p>\n\n\n\n
Trong khi th\u1ee7 ph\u1ea1m th\u1ef1c s\u1ef1 l\u00e0 khe h\u1edf m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 lu\u1ed3n m\u1ed9t l\u00e1 th\u01b0\u1edbc 0,008 inch v\u00e0o \u1edf gibs.<\/p>\n\n\n\n
To\u00e1n h\u1ecdc kh\u00f4ng quan t\u00e2m \u0111\u1ebfn h\u1ea1n ch\u00f3t c\u1ee7a b\u1ea1n. Khi ch\u1ecbu t\u1ea3i, c\u00e1c vect\u01a1 l\u1ef1c thay \u0111\u1ed5i. N\u1ebfu m\u1ed9t thanh d\u1eabn b\u1ecb k\u1eb9t, ph\u00eda \u0111\u1ed1i di\u1ec7n s\u1ebd ch\u1ecbu nhi\u1ec1u t\u1ea3i h\u01a1n. Piston kh\u00f4ng h\u1ea1 xu\u1ed1ng nh\u01b0 m\u1ed9t m\u1eb7t ph\u1eb3ng; n\u00f3 h\u1ea1 xu\u1ed1ng nh\u01b0 m\u1ed9t s\u1ef1 th\u1ecfa hi\u1ec7p gi\u1eefa ma s\u00e1t v\u00e0 l\u1ef1c. Mi\u1ebfng \u0111\u1ec7m c\u1ee7a b\u1ea1n tr\u1edf th\u00e0nh b\u1ed9 gi\u1ea3m ch\u1ea5n cho s\u1ef1 th\u1ecfa hi\u1ec7p \u0111\u00f3.<\/p>\n\n\n\n
V\u00ec v\u1eady b\u1ea1n \u0111o trong khi m\u00e1y \u0111ang v\u1eadn h\u00e0nh. H\u00e0nh tr\u00ecnh \u0111\u1ea7y \u0111\u1ee7. D\u01b0\u1edbi t\u1ea3i tr\u1ecdng \u0111\u1ea1i di\u1ec7n. \u0110\u1ed3ng h\u1ed3 \u0111o \u1edf c\u1ea3 hai \u0111\u1ea7u. Th\u1eed u\u1ed1n d\u1ecdc theo chi\u1ec1u d\u00e0i. So s\u00e1nh g\u00f3c \u1edf kho\u1ea3ng c\u00e1ch b\u1eb1ng nhau t\u1eeb t\u00e2m. B\u1ea1n kh\u00f4ng t\u00ecm ki\u1ebfm s\u1ef1 ho\u00e0n h\u1ea3o; b\u1ea1n \u0111ang l\u1eadp b\u1ea3n \u0111\u1ed3 \u0111\u1ed9 cong.<\/p>\n\n\n\n
B\u1edfi m\u1ed9t khi b\u1ea1n th\u1ea5y c\u00e1ch m\u00e0 m\u00e1y ho\u1ea1t \u0111\u1ed9ng khi l\u00e0m vi\u1ec7c th\u1ef1c s\u1ef1, ch\u1ee9 kh\u00f4ng ph\u1ea3i khi t\u1ea1o d\u00e1ng, b\u1ea1n c\u00f3 th\u1ec3 ph\u00e2n bi\u1ec7t nhu c\u1ea7u hi\u1ec7u ch\u1ec9nh \u0111\u1ed9 cong th\u1eadt s\u1ef1 v\u1edbi s\u1ef1 b\u1ecf b\u00ea b\u1ea3o d\u01b0\u1ee1ng piston.<\/p>\n\n\n\n
V\u00e0 \u0111i\u1ec1u \u0111\u00f3 d\u1eabn \u0111\u1ebfn c\u00e1m d\u1ed7 m\u00e0 t\u00f4i th\u1ea5y qu\u00e1 th\u01b0\u1eddng xuy\u00ean.<\/p>\n\n\n\n
N\u1ebfu b\u00e0n m\u00e1y kh\u00f4ng ho\u00e0n to\u00e0n ch\u00ednh x\u00e1c, th\u00ec mi\u1ebfng \u0111\u1ec7m m\u1ec1m h\u01a1n l\u00e0 b\u1ed9 \u0111\u1ec7m th\u00f4ng minh \u2014 hay l\u00e0 x\u0103ng \u0111\u1ed5 v\u00e0o l\u1eeda?<\/p>\n\n\n\n
Vi\u1ec7c th\u00eam mi\u1ebfng \u0111\u1ec7m m\u1ec1m h\u01a1n c\u00f3 l\u00e0m t\u0103ng s\u1ef1 kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u tr\u00ean b\u00e0n m\u00e1y kh\u00f4ng?<\/h3>\n\n\n\n
M\u1ec1m h\u01a1n th\u00ec c\u1ea3m th\u1ea5y an to\u00e0n h\u01a1n.<\/p>\n\n\n\n
Nh\u01b0ng kh\u00f4ng h\u1ec1 nh\u1ecf.<\/p>\n\n\n\n
Mi\u1ebfng \u0111\u1ec7m \u0111\u1ed9 c\u1ee9ng th\u1ea5p h\u01a1n l\u00e0m t\u0103ng \u0111\u1ed9 linh ho\u1ea1t. \u0110\u1ed9 linh ho\u1ea1t l\u00e0m n\u1ed5i b\u1eadt s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 \u00e1p su\u1ea5t. N\u01a1i l\u1ef1c h\u01a1i cao h\u01a1n, \u0111\u1ed9 n\u00e9n t\u0103ng kh\u00f4ng t\u1ef7 l\u1ec7. \u0110i\u1ec1u \u0111\u00f3 thay \u0111\u1ed5i h\u00ecnh h\u1ecdc hi\u1ec7u qu\u1ea3 c\u1ee7a khu\u00f4n \u1edf t\u1eebng v\u1ecb tr\u00ed \u2014 V h\u1eb9p h\u01a1n \u1edf \u0111\u00e2y, V r\u1ed9ng h\u01a1n \u1edf kia. \u0110\u1ed9 h\u1ed3i l\u00f2 xo thay \u0111\u1ed5i d\u1ecdc theo chi\u1ec1u d\u00e0i s\u1ea3n ph\u1ea9m. Gi\u1edd b\u1ea1n \u0111u\u1ed5i theo g\u00f3c b\u1eb1ng c\u00e1c \u0111i\u1ec1u ch\u1ec9nh piston m\u00e0 che gi\u1ea5u v\u1ea5n \u0111\u1ec1 ph\u00e2n b\u1ed1 l\u1ef1c th\u1ef1c s\u1ef1.<\/p>\n\n\n\n
\u0110\u00f3 l\u00e0 \"\u1ea3o t\u01b0\u1edfng v\u1ec1 t\u1ea3i tr\u1ecdng\" \u2014 tin r\u1eb1ng b\u1ea1n c\u00f3 th\u1ec3 \u00e9p ra s\u1ef1 \u0111\u1ed3ng \u0111\u1ec1u t\u1eeb m\u1ed9t h\u1ec7 th\u1ed1ng kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u.<\/p>\n\n\n\n
Tr\u00ean m\u1ed9t m\u00e1y \u0111\u01b0\u1ee3c c\u0103n ch\u1ec9nh ho\u00e0n h\u1ea3o v\u00e0 hi\u1ec7u ch\u1ec9nh \u0111\u1ed9 cong \u0111\u00fang c\u00e1ch, mi\u1ebfng \u0111\u1ec7m m\u1ec1m h\u01a1n c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t m\u00e0 kh\u00f4ng ph\u00e1 h\u1ecfng s\u1ef1 nh\u1ea5t qu\u00e1n. Tr\u00ean m\u1ed9t m\u00e1y c\u00f3 \u0111\u1ed9 nghi\u00eang ho\u1eb7c v\u00f5ng \u1ea9n, n\u00f3 tr\u1edf th\u00e0nh b\u1ed9 khu\u1ebfch \u0111\u1ea1i cho nh\u1eefng sai l\u1ec7ch h\u00ecnh h\u1ecdc. Mi\u1ebfng \u0111\u1ec7m kh\u00f4ng c\u00e2n b\u1eb1ng l\u1ef1c; n\u00f3 b\u1ed9c l\u1ed9 n\u01a1i l\u1ef1c kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u b\u1eb1ng c\u00e1ch h\u1ecfng nhanh h\u01a1n \u1edf \u0111\u00f3.<\/p>\n\n\n\n
C\u00e1c b\u1ed9 ph\u1eadn hy sinh kh\u00f4ng n\u00f3i d\u1ed1i. Ch\u00fang bi\u1ebfn d\u1ea1ng \u0111\u00fang \u1edf n\u01a1i h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n y\u1ebfu nh\u1ea5t.<\/p>\n\n\n\n
V\u00ec v\u1eady tr\u01b0\u1edbc khi b\u1ea1n ch\u1ecdn \u0111\u1ed9 c\u1ee9ng, \u0111\u1ed9 d\u00e0y ho\u1eb7c th\u01b0\u01a1ng hi\u1ec7u, b\u1ea1n x\u00e1c minh \u0111\u01b0\u1eddng \u0111i c\u1ee7a l\u1ef1c: c\u0103n ch\u1ec9nh khi ch\u1ecbu t\u1ea3i, b\u00f9 \u0111\u1ed9 cong, song song trong su\u1ed1t h\u00e0nh tr\u00ecnh, t\u00ecnh tr\u1ea1ng thanh d\u1eabn, \u0111\u1ed9 h\u1edf g\u1ed1i tr\u01b0\u1ee3t. B\u1ea1n coi c\u00e1c m\u1eabu m\u00f2n nh\u01b0 b\u1eb1ng ch\u1ee9ng, kh\u00f4ng ph\u1ea3i s\u1ef1 phi\u1ec1n to\u00e1i.<\/p>\n\n\n\n
B\u1edfi m\u1ed9t khi b\u1ea1n hi\u1ec3u c\u00e1ch nh\u1eefng \"k\u1ebb gi\u1ebft v\u00f4 h\u00ecnh\" n\u00e0y \u0111\u1ecbnh h\u00ecnh s\u1ef1 ph\u00e2n b\u1ed1 \u00e1p su\u1ea5t, c\u00e2u h\u1ecfi ti\u1ebfp theo kh\u00f4ng ph\u1ea3i l\u00e0 mua mi\u1ebfng \u0111\u1ec7m n\u00e0o.<\/p>\n\n\n\n
M\u00e0 l\u00e0 c\u00e1ch ti\u1ebfn h\u00e0nh m\u1ed9t chu\u1ed7i ch\u1ea9n \u0111o\u00e1n c\u00f3 k\u1ef7 lu\u1eadt tr\u01b0\u1edbc khi mua b\u1ea5t c\u1ee9 th\u1ee9 g\u00ec.<\/p>\n\n\n\n
Giao th\u1ee9c ch\u1ea9n \u0111o\u00e1n: Nh\u1eefng g\u00ec c\u1ea7n ki\u1ec3m tra tr\u01b0\u1edbc khi \u0111\u1eb7t h\u00e0ng thay th\u1ebf<\/h2>\n\n\n\n
B\u1ea1n mu\u1ed1n tr\u00ecnh t\u1ef1 ch\u00ednh x\u00e1c \u0111\u1ec3 x\u00e1c minh c\u0103n ch\u1ec9nh, hi\u1ec7u ch\u1ec9nh \u0111\u1ed9 cong, v\u00e0 song song khi ch\u1ecbu t\u1ea3i tr\u01b0\u1edbc khi mua m\u1ed9t mi\u1ebfng \u0111\u1ec7m kh\u00e1c.<\/p>\n\n\n\n
T\u1ed1t. B\u1edfi n\u1ebfu b\u1ea1n thay \u0111\u1ed5i v\u1eadt ti\u00eau hao tr\u01b0\u1edbc khi x\u00e1c minh \u0111\u01b0\u1eddng \u0111i c\u1ee7a l\u1ef1c, b\u1ea1n kh\u00f4ng kh\u1eafc ph\u1ee5c v\u1ea5n \u0111\u1ec1 \u2014 b\u1ea1n \u0111ang tr\u1ea3 h\u1ecdc ph\u00ed cho c\u00f9ng m\u1ed9t sai l\u1ea7m.<\/p>\n\n\n\n
\u0110\u00e2y l\u00e0 \u0111i\u1ec1u tra hi\u1ec7n tr\u01b0\u1eddng x\u01b0\u1edfng. Mi\u1ebfng \u0111\u1ec7m l\u00e0 n\u1ea1n nh\u00e2n. M\u00e1y l\u00e0 nghi ph\u1ea1m. Tr\u00ecnh t\u1ef1 quan tr\u1ecdng v\u00ec m\u1ed7i b\u01b0\u1edbc lo\u1ea1i b\u1ecf m\u1ed9t n\u01a1i \u1ea9n c\u1ee7a ph\u00e2n b\u1ed1 l\u1ef1c x\u1ea5u. B\u1ecf qua th\u1ee9 t\u1ef1 v\u00e0 b\u1ea1n s\u1ebd che m\u1ed9t l\u1ed7i b\u1eb1ng m\u1ed9t l\u1ed7i kh\u00e1c.<\/p>\n\n\n\n
\u0110\u00e2y l\u00e0 giao th\u1ee9c.<\/p>\n\n\n\n
B\u01b0\u1edbc 1: X\u00e1c minh t\u1ea3i tr\u1ecdng so v\u1edbi s\u1ee9c kh\u00e1ng th\u1ef1c t\u1ebf c\u1ee7a v\u1eadt li\u1ec7u (kh\u00f4ng ph\u1ea3i th\u00f4ng s\u1ed1 tr\u00ean b\u1ea3ng t\u00ean)<\/h3>\n\n\n\n
C\u00e1c ph\u00e9p to\u00e1n kh\u00f4ng quan t\u00e2m \u0111\u1ebfn h\u1ea1n ch\u00f3t c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n
B\u1eaft \u0111\u1ea7u v\u1edbi l\u1ef1c \u00e9p th\u1ef1c t\u1ebf c\u1ee7a ram khi ch\u1ecbu t\u1ea3i, kh\u00f4ng ph\u1ea3i l\u00e0 nh\u00e3n d\u00e1n tr\u00ean khung v\u00e0 c\u0169ng kh\u00f4ng ph\u1ea3i con s\u1ed1 ph\u1ea7n m\u1ec1m d\u1ef1 \u0111o\u00e1n. S\u1ed1 t\u1ea5n \u0111\u01b0\u1ee3c \u0111\u1ecbnh m\u1ee9c \u00e1p d\u1ee5ng tr\u00ean m\u1ed9t chi\u1ec1u d\u00e0i ph\u00e2n b\u1ed1, \u1edf m\u1ed9t kho\u1ea3ng c\u00e1ch x\u00e1c \u0111\u1ecbnh t\u1eeb c\u00e1c \u0111i\u1ec3m t\u1ef1a. Thay \u0111\u1ed5i chi\u1ec1u r\u1ed9ng ch\u00e0y, thay \u0111\u1ed5i chi\u1ec1u d\u00e0i u\u1ed1n, t\u1eadp trung t\u1ea3i tr\u1ecdng, v\u00e0 tr\u1ea1ng th\u00e1i \u1ee9ng su\u1ea5t th\u1ef1c t\u1ebf s\u1ebd thay \u0111\u1ed5i.<\/p>\n\n\n\n
L\u1eafp \u0111\u1eb7t c\u1ea3m bi\u1ebfn l\u1ef1c \u0111\u00e3 \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n ho\u1eb7c ki\u1ec3m tra c\u00e1c load cell hi\u1ec7n c\u00f3. N\u0103m ph\u00fat d\u1eef li\u1ec7u th\u1ef1c t\u1ebf khi u\u1ed1n th\u1eed \u0111\u1ea1i di\u1ec7n c\u00f2n gi\u00e1 tr\u1ecb h\u01a1n hai m\u01b0\u01a1i ph\u00fat u\u1ed1n th\u1eed v\u00e0 \u0111o\u00e1n. T\u00f4i \u0111\u00e3 th\u1ea5y m\u00e1y t\u0103ng hi\u1ec7u su\u1ea5t h\u01a1n 15 ph\u1ea7n tr\u0103m do \u0111i\u1ec3m zero b\u1ecb l\u1ec7ch. T\u00f4i c\u0169ng \u0111\u00e3 th\u1ea5y m\u00e1y b\u00e1o thi\u1ebfu t\u1ea3i trong khi th\u1ef1c t\u1ebf \u0111ang \u0111\u1eadp m\u1ea1nh v\u00e0o gi\u1eefa b\u00e0n.<\/p>\n\n\n\n
N\u1ebfu y\u00eau c\u1ea7u t\u00ednh to\u00e1n c\u1ee7a b\u1ea1n l\u00e0 60 t\u1ea5n nh\u01b0ng c\u1ea3m bi\u1ebfn cho th\u1ea5y 72 t\u1ea5n \u1edf m\u1ee9c c\u1ef1c \u0111\u1ea1i, \u0111\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 sai s\u1ed1 l\u00e0m tr\u00f2n. \u0110\u00f3 l\u00e0 s\u1ef1 qu\u00e1 t\u1ea3i t\u1eadp trung \u1edf \u0111\u00e2u \u0111\u00f3.<\/p>\n\n\n\n
V\u00e0 n\u1ebfu b\u1ea1n kh\u00f4ng tin v\u00e0o c\u1ea3m bi\u1ebfn, h\u00e3y ch\u1ee9ng minh b\u1eb1ng c\u00e1ch th\u1eed u\u1ed1n th\u00e9p m\u1ec1m \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t v\u00e0 so s\u00e1nh g\u00f3c u\u1ed1n v\u1edbi \u0111\u1ed9 h\u1ed3i l\u00f2 xo d\u1ef1 \u0111o\u00e1n. M\u00e1y phanh hi\u1ec7n \u0111\u1ea1i c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh trong n\u1eeda \u0111\u1ed9 ch\u1ec9 trong v\u00e0i ph\u1ea7n gi\u00e2y \u2014 n\u1ebfu c\u1ea3m bi\u1ebfn ph\u1ea3n \u00e1nh \u0111\u00fang s\u1ef1 th\u1eadt.<\/p>\n\n\n\n
T\u1ea1i sao b\u1eaft \u0111\u1ea7u t\u1eeb \u0111\u00e2y?<\/p>\n\n\n\n
B\u1edfi v\u00ec m\u1ecdi b\u01b0\u1edbc ki\u1ec3m tra c\u0103n ch\u1ec9nh v\u00e0 \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 cong sau \u0111\u00f3 \u0111\u1ec1u ph\u1ee5 thu\u1ed9c v\u00e0o vi\u1ec7c bi\u1ebft ch\u00ednh x\u00e1c t\u1ea3i tr\u1ecdng m\u00e0 b\u1ea1n \u0111ang \u00e1p d\u1ee5ng. Ch\u1ea9n \u0111o\u00e1n h\u00ecnh h\u1ecdc d\u1ef1a tr\u00ean m\u1ed9t th\u00f4ng tin sai, v\u00e0 k\u1ebft lu\u1eadn c\u1ee7a b\u1ea1n s\u1ebd b\u1ecb l\u1ec7ch.<\/p>\n\n\n\n
V\u00ec v\u1eady, m\u1ed9t khi b\u1ea1n tin t\u01b0\u1edfng v\u00e0o s\u1ed1 t\u1ea5n l\u1ef1c, th\u00ec l\u1ef1c \u0111\u00f3 \u0111ang t\u00e1c \u0111\u1ed9ng qua h\u00ecnh h\u1ecdc n\u00e0o?<\/p>\n\n\n\n
B\u01b0\u1edbc 2: X\u00e1c th\u1ef1c chi\u1ec1u r\u1ed9ng ch\u00e0y v\u00e0 b\u00e1n k\u00ednh ch\u00e0y \u0111\u1ed1i v\u1edbi \u0111\u1ed9 d\u00e0y v\u1eadt li\u1ec7u c\u1ee5 th\u1ec3<\/h3>\n\n\n\n
Tr\u01b0\u1edbc khi ch\u1ea1m v\u00e0o c\u1edd l\u00ea, h\u00e3y x\u00e1c nh\u1eadn chi\u1ec1u m\u1edf c\u1ee7a ch\u00e0y v\u00e0 b\u00e1n k\u00ednh ch\u00e0y ph\u00f9 h\u1ee3p v\u1edbi v\u1eadt li\u1ec7u \u0111ang c\u00f3 \u2014 kh\u00f4ng ph\u1ea3i v\u1eadt li\u1ec7u c\u1ee7a c\u00f4ng vi\u1ec7c tu\u1ea7n tr\u01b0\u1edbc.<\/p>\n\n\n\n
Ch\u00e0y V h\u1eb9p kh\u00f4ng ch\u1ec9 \u201ct\u0103ng t\u1ea3i tr\u1ecdng\u201d. N\u00f3 l\u00e0m t\u0103ng \u00e1p su\u1ea5t c\u1ee5c b\u1ed9 theo c\u1ea5p s\u1ed1 nh\u00e2n v\u00ec di\u1ec7n t\u00edch ti\u1ebfp x\u00fac gi\u1ea3m trong khi y\u00eau c\u1ea7u m\u00f4-men u\u1ed1n v\u1eabn li\u00ean quan \u0111\u1ebfn \u0111\u1ed9 d\u00e0y v\u00e0 \u0111\u1ed9 b\u1ec1n k\u00e9o. \u0110\u00f3 l\u00e0 c\u00e1ch m\u00e0 m\u1ed9t m\u00e1y an to\u00e0n cho t\u1ea3i d\u00e0i ph\u00e2n b\u1ed1 \u0111\u1ec1u l\u1ea1i c\u00f3 th\u1ec3 b\u1ecb qu\u00e1 t\u1ea3i \u1edf \u0111o\u1ea1n 24 inch gi\u1eefa b\u00e0n.<\/p>\n\n\n\n
\u0110\u00e2y l\u00e0 l\u00fac s\u1ef1 \u201c\u1ea3o t\u01b0\u1edfng v\u1ec1 s\u1ed1 t\u1ea5n\u201d len v\u00e0o. C\u00e1c x\u01b0\u1edfng th\u01b0\u1eddng khoe ch\u1ea1y g\u1ea7n c\u00f4ng su\u1ea5t t\u1ed1i \u0111a m\u00e0 kh\u00f4ng h\u1ecfi li\u1ec7u t\u1ea3i c\u00f3 \u0111\u01b0\u1ee3c chia \u0111\u1ec1u tr\u00ean b\u00e0n hay t\u1eadp trung nh\u01b0 l\u01b0\u1ee1i \u0111\u1ee5c.<\/p>\n\n\n\n
X\u00e1c th\u1ef1c ba y\u1ebfu t\u1ed1:<\/p>\n\n\n\n
\n- Chi\u1ec1u m\u1edf V so v\u1edbi \u0111\u1ed9 d\u00e0y.<\/li>\n\n\n\n
- B\u00e1n k\u00ednh ch\u00e0y so v\u1edbi y\u00eau c\u1ea7u b\u00e1n k\u00ednh trong.<\/li>\n\n\n\n
- C\u1ea5p v\u00e0 \u0111\u1ed9 c\u1ee9ng th\u1ef1c t\u1ebf c\u1ee7a v\u1eadt li\u1ec7u tr\u00ean pallet.<\/li>\n<\/ul>\n\n\n\n
N\u1ebfu ph\u1ea7n m\u1ec1m t\u00ednh tr\u01b0\u1edbc v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c \u00b12 ph\u1ea7n tr\u0103m th\u00ec t\u1ed1t. H\u00e3y s\u1eed d\u1ee5ng n\u00f3. Nh\u01b0ng ph\u1ea3i x\u00e1c nh\u1eadn \u0111\u1ea7u v\u00e0o ph\u1ea3n \u00e1nh th\u1ef1c t\u1ebf. Thay 5052 b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 v\u00e0 gi\u1eef nguy\u00ean d\u1ee5ng c\u1ee5, th\u00ec d\u1ef1 \u0111o\u00e1n \u201cch\u00ednh x\u00e1c\u201d c\u1ee7a b\u1ea1n s\u1ebd tr\u1edf th\u00e0nh h\u01b0 c\u1ea5u.<\/p>\n\n\n\n
Khi h\u00ecnh h\u1ecdc ch\u00e0y \u0111\u00e3 \u0111\u00fang, b\u1ea1n \u0111\u00e3 x\u00e1c \u0111\u1ecbnh tr\u01b0\u1eddng h\u1ee3p t\u1ea3i d\u1ef1 ki\u1ebfn.<\/p>\n\n\n\n
Gi\u1edd b\u1ea1n ph\u1ea3i h\u1ecfi: m\u00e1y c\u00f3 ph\u00e2n b\u1ed1 \u0111\u1ec1u t\u1ea3i tr\u1ecdng t\u1eeb ram \u0111\u1ebfn b\u00e0n kh\u00f4ng?<\/p>\n\n\n\n
B\u01b0\u1edbc 3: Ki\u1ec3m tra \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c \u2014 t\u1eeb ram \u0111\u1ebfn b\u00e0n<\/h3>\n\n\n\n
\u0110\u00e2y l\u00e0 n\u01a1i h\u1ea7u h\u1ebft c\u00e1c x\u01b0\u1edfng d\u1eebng suy ngh\u0129 v\u00e0 b\u1eaft \u0111\u1ea7u ch\u00eam shim.<\/p>\n\n\n\n
Ki\u1ec3m tra \u0111\u1ed9 song song khi m\u00e1y \u1edf tr\u1ea1ng th\u00e1i ngh\u1ec9 n\u1ebfu b\u1ea1n mu\u1ed1n kh\u1edfi \u0111\u1ed9ng nh\u1eb9. Sau \u0111\u00f3 ki\u1ec3m tra khi m\u00e1y ch\u1ecbu t\u1ea3i n\u1ebfu b\u1ea1n mu\u1ed1n bi\u1ebft s\u1ef1 th\u1eadt. D\u00f9ng \u0111\u1ed3ng h\u1ed3 \u0111o \u1edf c\u1ea3 hai \u0111\u1ea7u. T\u1ea3i tr\u1ecdng \u0111\u1ea1i di\u1ec7n. H\u00e0nh tr\u00ecnh \u0111\u1ea7y \u0111\u1ee7. Quan s\u00e1t chuy\u1ec3n \u0111\u1ed5i t\u1eeb ti\u1ebfp c\u1eadn nhanh sang t\u1ed1c \u0111\u1ed9 t\u1ea1o h\u00ecnh \u2014 \u0111\u00e2y l\u00e0 n\u01a1i s\u1ef1 xo\u1eafn \u1ea9n xu\u1ea5t hi\u1ec7n.<\/p>\n\n\n\n
Nh\u00ecn v\u00e0o khe h\u1edf gib. C\u00e1c m\u1eabu m\u00f2n kh\u00f4ng \u0111\u1ec1u. B\u00f4i tr\u01a1n d\u1eabn h\u01b0\u1edbng. C\u00e0i \u0111\u1eb7t ch\u1ed1ng v\u00f5ng c\u01a1 h\u1ecdc so v\u1edbi \u0111\u1ed9 v\u00f5ng th\u1ef1c t\u1ebf c\u1ee7a gi\u01b0\u1eddng m\u00e1y. Th\u00e9p b\u1ecb v\u00f5ng; \u0111\u00f3 l\u00e0 v\u1eadt l\u00fd. V\u1ea5n \u0111\u1ec1 l\u00e0 li\u1ec7u s\u1ef1 b\u00f9 tr\u1eeb c\u1ee7a b\u1ea1n c\u00f3 ph\u00f9 h\u1ee3p v\u1edbi tr\u01b0\u1eddng h\u1ee3p t\u1ea3i c\u1ee7a b\u1ea1n hay kh\u00f4ng.<\/p>\n\n\n\n
N\u1ebfu ph\u1ea7n trung t\u00e2m v\u00f5ng nhi\u1ec1u h\u01a1n kh\u1ea3 n\u0103ng b\u00f9 v\u00f5ng, th\u00ec khu\u00f4n \u1edf \u0111\u00f3 s\u1ebd h\u1eb9p l\u1ea1i d\u01b0\u1edbi \u00e1p l\u1ef1c. N\u1ebfu m\u1ed9t d\u1eabn h\u01b0\u1edbng b\u1ecb k\u1eb9t, ph\u00eda \u0111\u1ed1i di\u1ec7n s\u1ebd ch\u1ecbu nhi\u1ec1u t\u1ea3i h\u01a1n. Mi\u1ebfng \u0111\u1ec7m c\u1ee7a b\u1ea1n tr\u1edf th\u00e0nh l\u1edbp tu\u00e2n th\u1ee7 h\u1ea5p th\u1ee5 s\u1ef1 b\u1ea5t \u0111\u1ed1i x\u1ee9ng \u0111\u00f3.<\/p>\n\n\n\n
Nh\u01b0ng c\u00e1c th\u00e0nh ph\u1ea7n hy sinh k\u1ec3 c\u00e2u chuy\u1ec7n. L\u00f5m \u1edf gi\u1eefa? C\u00f3 kh\u1ea3 n\u0103ng l\u00e0 v\u00f5ng ch\u01b0a \u0111\u01b0\u1ee3c s\u1eeda. G\u00f3c b\u1ecb nghi\u1ec1n \u1edf m\u1ed9t \u0111\u1ea7u? Nghi\u00eang tr\u1ee5c ho\u1eb7c ma s\u00e1t d\u1eabn h\u01b0\u1edbng kh\u00f4ng \u0111\u1ec1u.<\/p>\n\n\n\n
B\u1ea1n kh\u00f4ng t\u00ecm ki\u1ebfm s\u1ef1 c\u00e2n b\u1eb1ng tuy\u1ec7t \u0111\u1ed1i. B\u1ea1n \u0111ang l\u1eadp b\u1ea3n \u0111\u1ed3 c\u00e1ch l\u1ef1c truy\u1ec1n t\u1eeb xy-lanh t\u1edbi t\u1ea5m v\u00e0 t\u1edbi gi\u01b0\u1eddng m\u00e1y.<\/p>\n\n\n\n
M\u1ed9t khi \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c th\u1eb3ng v\u00e0 c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n, ch\u1ec9 khi \u0111\u00f3 vi\u1ec7c ch\u1ecdn mi\u1ebfng \u0111\u1ec7m m\u1edbi h\u1ee3p l\u00fd.<\/p>\n\n\n\n
B\u01b0\u1edbc 4: Ch\u1ecdn v\u1eadt li\u1ec7u mi\u1ebfng \u0111\u1ec7m nh\u01b0 th\u00e0nh ph\u1ea7n cu\u1ed1i c\u00f9ng c\u1ee7a m\u1ed9t h\u1ec7 th\u1ed1ng \u0111\u00e3 \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n<\/h3>\n\n\n\n
Ngay b\u00e2y gi\u1edd \u2014 v\u00e0 ch\u1ec9 b\u00e2y gi\u1edd \u2014 b\u1ea1n m\u1edbi ch\u1ecdn mi\u1ebfng \u0111\u1ec7m.<\/p>\n\n\n\n
\u0110\u1ed9 c\u1ee9ng, \u0111\u1ed9 d\u00e0y v\u00e0 m\u00f4-\u0111un n\u00e9n ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi ph\u00e2n b\u1ed1 \u00e1p l\u1ef1c \u0111\u00e3 bi\u1ebft v\u00e0 \u0111\u01b0\u1ee3c x\u00e1c minh. Mi\u1ebfng \u0111\u1ec7m m\u1ec1m h\u01a1n trong h\u1ec7 th\u1ed1ng l\u1ec7ch c\u00e0ng l\u00e0m t\u0103ng s\u1ef1 kh\u00f4ng nh\u1ea5t qu\u00e1n. Mi\u1ebfng \u0111\u1ec7m c\u1ee9ng h\u01a1n trong h\u1ec7 th\u1ed1ng qu\u00e1 t\u1ea3i s\u1ebd h\u1ecfng nhanh h\u01a1n v\u00e0 nghi\u00eam tr\u1ecdng h\u01a1n.<\/p>\n\n\n\n
H\u00e3y ngh\u0129 v\u1ec1 mi\u1ebfng \u0111\u1ec7m nh\u01b0 m\u1ed9t c\u1ea7u ch\u00ec. B\u1ea1n ch\u1ecdn c\u1ea7u ch\u00ec sau khi bi\u1ebft \u0111i\u1ec7n \u00e1p v\u00e0 d\u00f2ng \u0111i\u1ec7n c\u1ee7a m\u1ea1ch, ch\u1ee9 kh\u00f4ng ph\u1ea3i tr\u01b0\u1edbc \u0111\u00f3.<\/p>\n\n\n\n
N\u1ebfu t\u1ea3i tr\u1ecdng c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n, h\u00ecnh h\u1ecdc khu\u00f4n \u0111\u00fang, v\u00e0 \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c \u0111\u01b0\u1ee3c l\u1eadp b\u1ea3n \u0111\u1ed3 khi ch\u1ecbu t\u1ea3i, vi\u1ec7c ch\u1ecdn mi\u1ebfng \u0111\u1ec7m tr\u1edf n\u00ean \u0111\u01a1n gi\u1ea3n: b\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t th\u00e0nh ph\u1ea9m, h\u1ea5p th\u1ee5 bi\u1ebfn thi\u00ean nh\u1ecf, duy tr\u00ec s\u1ef1 nh\u1ea5t qu\u00e1n v\u1ec1 g\u00f3c. \u0110\u00e2y l\u00e0 m\u1ed9t quy\u1ebft \u0111\u1ecbnh ho\u00e0n thi\u1ec7n, kh\u00f4ng ph\u1ea3i c\u1ea5u tr\u00fac.<\/p>\n\n\n\n
V\u00e0 s\u1ef1 thay \u0111\u1ed5i v\u1ec1 th\u1eddi \u0111i\u1ec3m n\u00e0y ch\u00ednh l\u00e0 \u0111i\u1ec1u c\u1ed1t l\u00f5i.<\/p>\n\n\n\n
B\u1edfi v\u00ec c\u00e2u h\u1ecfi th\u1ef1c s\u1ef1 ch\u01b0a bao gi\u1edd l\u00e0 v\u1ec1 urethane.<\/p>\n\n\n\n
Chuy\u1ec3n t\u1eeb \u201cT\u00f4i n\u00ean mua mi\u1ebfng \u0111\u1ec7m n\u00e0o?\u201d sang \u201cT\u00f4i \u0111ang ki\u1ec3m so\u00e1t \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c n\u00e0o?\u201d<\/h3>\n\n\n\n
Su\u1ed1t ba m\u01b0\u01a1i n\u0103m t\u00f4i \u0111\u00e3 nh\u00ecn th\u1ea5y c\u00e1c x\u01b0\u1edfng \u0111\u1ee9ng tr\u01b0\u1edbc m\u00e1y ch\u1ea5n 10 foot, nh\u00ecn ch\u1eb1m ch\u1eb1m v\u00e0o mi\u1ebfng \u0111\u1ec7m b\u1ecb m\u00e0i m\u00f2n nh\u01b0 n\u00f3 ph\u1ea3n b\u1ed9i h\u1ecd.<\/p>\n\n\n\n
Kh\u00f4ng ph\u1ea3i v\u1eady.<\/p>\n\n\n\n
Mi\u1ebfng \u0111\u1ec7m \u0111ang l\u00e0m c\u00f4ng vi\u1ec7c c\u1ee7a n\u00f3 \u2014 hy sinh t\u1ea1i \u0111i\u1ec3m y\u1ebfu nh\u1ea5t c\u1ee7a h\u1ec7 th\u1ed1ng. Khi b\u1ea1n l\u00e0m theo tr\u00ecnh t\u1ef1 n\u00e0y, b\u1ea1n ng\u1eebng coi m\u00f2n l\u00e0 ng\u1eabu nhi\u00ean v\u00e0 b\u1eaft \u0111\u1ea7u \u0111\u1ecdc n\u00f3 nh\u01b0 d\u1eef li\u1ec7u. T\u1ea3i tr\u1ecdng \u0111\u01b0\u1ee3c x\u00e1c minh. H\u00ecnh h\u1ecdc \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn. \u0110\u01b0\u1eddng truy\u1ec1n l\u1ef1c \u0111\u01b0\u1ee3c quan s\u00e1t khi ch\u1ecbu t\u1ea3i. Ch\u1ec9 khi \u0111\u00f3 m\u1edbi c\u00f3 cu\u1ed9c th\u1ea3o lu\u1eadn v\u1ec1 vi\u1ec7c ch\u1ecdn v\u1eadt li\u1ec7u.<\/p>\n\n\n\n
\u0110i\u1ec3m kh\u00f4ng r\u00f5 r\u00e0ng l\u00e0: h\u1ecfng mi\u1ebfng \u0111\u1ec7m hi\u1ebfm khi l\u00e0 \u0111i\u1ec3m ra quy\u1ebft \u0111\u1ecbnh \u0111\u1ea7u ti\u00ean c\u1ee7a h\u1ec7 th\u1ed1ng. N\u00f3 l\u00e0 \u0111i\u1ec3m ki\u1ec3m tra cu\u1ed1i c\u00f9ng tr\u01b0\u1edbc khi v\u1eadt l\u00fd thu n\u1ee3.<\/p>\n\n\n\n
V\u00ec v\u1eady \u0111i\u1ec1u duy nh\u1ea5t b\u1ea1n mang theo l\u00e0 \u0111\u01a1n gi\u1ea3n v\u00e0 kh\u00f3 ch\u1ecbu.<\/p>\n\n\n\n
Tr\u01b0\u1edbc khi h\u1ecfi thay th\u1ebf c\u00e1i g\u00ec, h\u00e3y h\u1ecfi \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c c\u1ee7a b\u1ea1n th\u1ef1c s\u1ef1 \u0111i nh\u01b0 th\u1ebf n\u00e0o.<\/p>","protected":false},"excerpt":{"rendered":"
By noon the new urethane pads were already tattooed with shiny crescent scars. Ten-foot brake. Quarter-inch mild steel. Fresh tooling bolted in at 7 a.m., confidence high. By second shift the operator was muttering about \u201canother bad batch.\u201d Same slip. Same angle drift. Different pads. When a brand-new pad fails in hours, you\u2019re not looking […]<\/p>\n","protected":false},"author":1,"featured_media":1238,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_breakdance_hide_in_design_set":false,"_breakdance_tags":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-1233","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts\/1233","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/comments?post=1233"}],"version-history":[{"count":1,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts\/1233\/revisions"}],"predecessor-version":[{"id":1237,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts\/1233\/revisions\/1237"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/media\/1238"}],"wp:attachment":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/media?parent=1233"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/categories?post=1233"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/tags?post=1233"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
<\/figure>\n\n\n\nT\u00f4i \u0111\u00e3 th\u1ea5y m\u1ed9t x\u01b0\u1edfng chuy\u1ec3n t\u1eeb t\u1ea5m 10 gauge sang 1\/4 inch v\u00e0 cho r\u1eb1ng l\u1ef1c \u00e9p \u201ct\u0103ng ch\u00fat \u00edt.\u201d Kh\u00f4ng ph\u1ea3i. G\u1ea5p \u0111\u00f4i \u0111\u1ed9 d\u00e0y g\u1ea7n nh\u01b0 t\u0103ng g\u1ea5p b\u1ed1n l\u1ea7n l\u1ef1c \u00e9p c\u1ea7n trong u\u1ed1n kh\u00f4ng ch\u1ea1m. \u0110\u00f3 l\u00e0 h\u00ecnh h\u1ecdc v\u00e0 l\u1ef1c ch\u1ed1ng c\u1ee7a v\u1eadt li\u1ec7u ph\u1ed1i h\u1ee3p.<\/p>\n\n\n\n
N\u1ebfu t\u1ea5m th\u00e9p c\u1ee1 10 c\u1ea7n kho\u1ea3ng 9,6 t\u1ea5n m\u1ed7i foot v\u1edbi khu\u00f4n ch\u1eef V r\u1ed9ng 1 inch, v\u00e0 b\u1ea1n t\u0103ng g\u1ea5p \u0111\u00f4i \u0111\u1ed9 d\u00e0y, b\u1ea1n kh\u00f4ng ch\u1ec9 d\u1eebng \u1edf m\u1ee9c 19 t\u1ea5n. B\u1ea1n g\u1ea7n nh\u01b0 c\u1ea7n g\u1ea5p b\u1ed1n l\u1ea7n t\u1ea3i ban \u0111\u1ea7u, t\u00f9y thu\u1ed9c v\u00e0o \u0111\u1ed9 r\u1ed9ng khu\u00f4n. \u0110\u00f3 l\u00e0 quy lu\u1eadt cong.<\/p>\n\n\n\n
B\u00e2y gi\u1edd h\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng m\u1ed9t t\u1ea5m \u0111\u1ec7m urethane gi\u1ea3 \u0111\u1ecbnh c\u00f3 \u0111\u1ed9 b\u1ec1n n\u00e9n 8.000 psi. B\u1ea1n \u0111\u1eb7t 197 t\u1ea5n l\u00ean chi\u1ec1u d\u00e0i m\u01b0\u1eddi foot v\u00e0 cho r\u1eb1ng l\u1ef1c \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed1 \u0111\u1ec1u. Nh\u01b0ng th\u1ef1c t\u1ebf kh\u00f4ng ph\u1ea3i v\u1eady. Di\u1ec7n t\u00edch ti\u1ebfp x\u00fac thay \u0111\u1ed5i khi ch\u00e0y xuy\u00ean xu\u1ed1ng, \u0111\u1eb7c bi\u1ec7t n\u1ebfu t\u1ea5m kim lo\u1ea1i b\u1ecb ph\u1ed3ng ho\u1eb7c \u0111\u1ea7u tr\u01b0\u1ee3t kh\u00f4ng ho\u00e0n to\u00e0n song song. \u00c1p su\u1ea5t c\u1ee5c b\u1ed9 v\u01b0\u1ee3t xa gi\u00e1 tr\u1ecb trung b\u00ecnh.<\/p>\n\n\n\n
\u0110\u1ec9nh \u00e1p su\u1ea5t \u0111\u00f3 ch\u00ednh l\u00e0 \u0111i\u1ec3m n\u00e1t. Kh\u00f4ng ph\u1ea3i khi danh m\u1ee5c n\u00f3i r\u1eb1ng t\u1ea5m \u0111\u1ec7m \u201cn\u00ean\u201d h\u1ecfng, m\u00e0 l\u00e0 khi \u1ee9ng su\u1ea5t ti\u1ebfp x\u00fac th\u1ef1c t\u1ebf v\u01b0\u1ee3t qu\u00e1 kh\u1ea3 n\u0103ng \u0111\u00e0n h\u1ed3i c\u1ee7a v\u1eadt li\u1ec7u. Sau \u0111\u00f3, urethane b\u1ecb ch\u1ea3y l\u1ea1nh. N\u00f3 kh\u00f4ng b\u1eadt tr\u1edf l\u1ea1i. \u1ede chu k\u1ef3 ti\u1ebfp theo, \u0111\u1ed9 b\u00e1m b\u1ecb gi\u1ea3m v\u00ec kh\u1ea3 n\u0103ng \u0111\u00e0n h\u1ed3i b\u1ec1 m\u1eb7t \u0111\u00e3 m\u1ea5t.<\/p>\n\n\n\n
V\u00e0 \u0111\u00e2y l\u00e0 c\u00e1i b\u1eaby: b\u1ea1n \u0111\u1ed5 l\u1ed7i cho \u0111\u1ed9 c\u1ee9ng c\u1ee7a \u0111\u1ec7m trong khi y\u1ebfu t\u1ed1 th\u1eadt s\u1ef1 thay \u0111\u1ed5i l\u1ea1i l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa \u0111\u1ed9 r\u1ed9ng khu\u00f4n v\u00e0 \u0111\u1ed9 d\u00e0y. \u201cThu\u1ebf t\u00e2n binh\u201d \u0111\u1ea5y.<\/p>\n\n\n\n
Nh\u01b0ng ngay c\u1ea3 khi t\u1ea3i tr\u1ecdng k\u1ef9 thu\u1eadt \u201cn\u1eb1m trong gi\u1edbi h\u1ea1n cho ph\u00e9p\u201d, t\u1ea1i sao v\u1eabn c\u00f3 nh\u1eefng t\u1ea5m \u0111\u1ec7m tr\u01b0\u1ee3t ra kh\u1ecfi v\u1ecb tr\u00ed?<\/p>\n\n\n\n
Ngh\u1ecbch l\u00fd ma s\u00e1t: V\u00ec sao t\u0103ng \u00e1p su\u1ea5t c\u00f3 th\u1ec3 th\u1ef1c s\u1ef1 l\u00e0m gi\u1ea3m \u0111\u1ed9 b\u00e1m v\u00e0 g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng \u201ctr\u01b0\u1ee3t\u201d<\/h3>\n\n\n\n
T\u00f4i \u0111\u00e3 th\u1ea5y m\u1ed9t ng\u01b0\u1eddi v\u1eadn h\u00e0nh t\u0103ng t\u1ea3i th\u00eam 10% ch\u1ec9 v\u00ec t\u1ea5m kim lo\u1ea1i tr\u01b0\u1ee3t trong qu\u00e1 tr\u00ecnh t\u1ea1o h\u00ecnh. L\u00fd lu\u1eadn c\u1ee7a anh ta \u0111\u01a1n gi\u1ea3n: l\u1ef1c nhi\u1ec1u h\u01a1n th\u00ec b\u00e1m t\u1ed1t h\u01a1n.<\/p>\n\n\n\n
D\u01b0\u1edbi \u00e1p su\u1ea5t v\u1eeba ph\u1ea3i, urethane bi\u1ebfn d\u1ea1ng v\u1eeba \u0111\u1ee7 \u0111\u1ec3 kh\u1edbp v\u1edbi c\u00e1c b\u1ea5t th\u01b0\u1eddng tr\u00ean b\u1ec1 m\u1eb7t. \u0110i\u1ec1u \u0111\u00f3 l\u00e0m t\u0103ng di\u1ec7n t\u00edch ti\u1ebfp x\u00fac th\u1ef1c t\u1ebf v\u00e0 \u0111\u1ed9 ma s\u00e1t. Nh\u01b0ng khi v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n, b\u1ea1n n\u00e9n qu\u00e1 m\u1ee9c l\u1edbp b\u1ec1 m\u1eb7t. N\u00f3 c\u1ee9ng l\u1ea1i c\u1ee5c b\u1ed9, tr\u1edf n\u00ean nh\u1eb5n, \u0111\u00f4i khi c\u00f2n b\u1ecb \u201cch\u00e1y\u201d nh\u1eb9. L\u00fac n\u00e0y di\u1ec7n t\u00edch ti\u1ebfp x\u00fac th\u1ef1c gi\u1ea3m xu\u1ed1ng.<\/p>\n\n\n\n
B\u1ea1n t\u0103ng \u00e1p su\u1ea5t danh ngh\u0129a nh\u01b0ng l\u1ea1i gi\u1ea3m ma s\u00e1t hi\u1ec7u d\u1ee5ng.<\/p>\n\n\n\n
Th\u00eam m\u1ed9t ch\u00fat nghi\u00eang c\u1ee7a \u0111\u1ea7u tr\u01b0\u1ee3t\u2014m\u1ed9t b\u00ean ch\u1ea1m tr\u01b0\u1edbc b\u00ean kia v\u00e0i ph\u1ea7n ngh\u00ecn gi\u00e2y\u2014v\u00e0 b\u1ea1n t\u1ea1o ra th\u00e0nh ph\u1ea7n l\u1ef1c ngang. Khi \u0111\u1ec7m b\u1ecb n\u00e9n qu\u00e1 m\u1ee9c v\u00e0 m\u1ea5t t\u00ednh \u0111\u00e0n h\u1ed3i, n\u00f3 kh\u00f4ng th\u1ec3 h\u1ea5p th\u1ee5 l\u1ef1c \u0111\u00f3. T\u1ea5m kim lo\u1ea1i \u201ctr\u01b0\u1ee3t\u201d. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh l\u1ea1i t\u0103ng t\u1ea3i tr\u1ecdng. T\u1ea5m \u0111\u1ec7m nhanh h\u1ecfng h\u01a1n.<\/p>\n\n\n\n
Nh\u01b0ng c\u00e1c b\u1ed9 ph\u1eadn hy sinh k\u1ec3 l\u1ea1i c\u00e2u chuy\u1ec7n. Khi b\u1ea1n th\u1ea5y nh\u1eefng v\u1ec7t b\u00f3ng theo m\u1ed9t h\u01b0\u1edbng, \u0111\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 m\u00e0i m\u00f2n ng\u1eabu nhi\u00ean. \u0110\u00f3 l\u00e0 l\u1ef1c c\u1eaft ngang d\u01b0\u1edbi t\u1ea3i tr\u1ecdng ph\u00e1p tuy\u1ebfn qu\u00e1 cao.<\/p>\n\n\n\n
V\u1eady n\u1ebfu ch\u1ec9 \u00e1p su\u1ea5t th\u00f4i ch\u01b0a \u0111\u1ee7 gi\u1ea3i th\u00edch, \u0111i\u1ec1u g\u00ec x\u1ea3y ra khi ch\u00ednh khu\u00f4n t\u1ea1o ra v\u00f9ng t\u1eadp trung l\u1ef1c m\u00e0 kh\u00f4ng lo\u1ea1i polymer n\u00e0o ch\u1ecbu n\u1ed5i?<\/p>\n\n\n\n
C\u00e1ch c\u00e1c khe V qu\u00e1 nh\u1ecf t\u1ea1o ra t\u1eadp trung \u1ee9ng su\u1ea5t m\u00e0 kh\u00f4ng lo\u1ea1i urethane n\u00e0o ch\u1ecbu \u0111\u1ef1ng \u0111\u01b0\u1ee3c<\/h3>\n\n\n\n
H\u00e3y l\u1ea5y c\u00f9ng lo\u1ea1i th\u00e9p A36 d\u00e0y 1\/4 inch. V\u1edbi khu\u00f4n ch\u1eef V r\u1ed9ng 1,5 inch, t\u1ea3i tr\u1ecdng c\u1ea7n thi\u1ebft t\u0103ng l\u00ean kho\u1ea3ng 30 t\u1ea5n m\u1ed7i foot. Tr\u00ean m\u01b0\u1eddi foot, \u0111\u00f3 l\u00e0 300 t\u1ea5n \u2014 g\u1ea5p \u0111\u00f4i c\u00f4ng su\u1ea5t c\u1ee7a m\u00e1y \u00e9p 150 t\u1ea5n.<\/p>\n\n\n\n
B\u00e2y gi\u1edd t\u01b0\u1edfng t\u01b0\u1ee3ng b\u1ea1n kh\u00f4ng u\u1ed1n to\u00e0n b\u1ed9 chi\u1ec1u d\u00e0i m\u00e0 ch\u1ec9 u\u1ed1n ba foot \u1edf gi\u1eefa. M\u00e1y v\u1eabn truy\u1ec1n l\u1ef1c qua ph\u1ea7n gi\u1eefa c\u1ee7a \u0111\u1ea7u tr\u01b0\u1ee3t. T\u1ea3i tr\u1ecdng tr\u00ean m\u1ed7i foot t\u0103ng v\u1ecdt c\u1ee5c b\u1ed9, v\u00e0 b\u1ea1n \u0111ang \u1edf ngay v\u00f9ng 60% c\u1ee7a khung b\u00ean n\u01a1i \u0111\u1eb7c t\u00ednh v\u00f5ng thay \u0111\u1ed5i. \u0110\u1ed9 u\u1ed1n khung d\u1ecbch chuy\u1ec3n t\u1ea3i tr\u1ecdng v\u1ec1 trung t\u00e2m.<\/p>\n\n\n\n
Gi\u00e1 tr\u1ecb \u201cch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c\u201d theo bi\u1ec3u \u0111\u1ed3 cho m\u1ed9t l\u1ea7n u\u1ed1n to\u00e0n b\u1ed9 tr\u1edf th\u00e0nh qu\u00e1 t\u1ea3i khi ch\u1ec9 u\u1ed1n ng\u1eafn \u1edf gi\u1eefa. \u0110\u00f3 l\u00e0 l\u00fd do b\u1ea1n th\u1ea5y t\u1ea5m \u0111\u1ec7m b\u1ecb nghi\u1ec1n n\u00e1t \u1edf trung t\u00e2m trong khi hai \u0111\u1ea7u c\u00f2n nh\u01b0 m\u1edbi.<\/p>\n\n\n\n
U\u1ed1n s\u00e1t \u0111\u00e1y l\u00e0m t\u00ecnh h\u00ecnh t\u1ed3i t\u1ec7 h\u01a1n nhi\u1ec1u. N\u00f3 c\u00f3 th\u1ec3 y\u00eau c\u1ea7u g\u1ea5p kho\u1ea3ng b\u1ed1n l\u1ea7n t\u1ea3i u\u1ed1n kh\u00f4ng kh\u00ed. C\u00f2n d\u1eadp s\u00e2u (coining) c\u00f3 th\u1ec3 \u0111\u00f2i t\u1edbi m\u01b0\u1eddi l\u1ea7n. N\u1ebfu b\u1ea1n nh\u1ea7m l\u1eabn gi\u1eefa hai ki\u1ec3u thi\u1ebft l\u1eadp v\u00e0 \u0111\u1ec3 \u0111\u1ec7m \u1edf \u0111\u00f3, b\u1ea1n v\u1eeba k\u00fd gi\u1ea5y khai t\u1eed cho n\u00f3.<\/p>\n\n\n\n
V\u1ea5n \u0111\u1ec1 kh\u00f4ng n\u1eb1m \u1edf vi\u1ec7c b\u1ea1n c\u00f3 m\u00e1y \u00e9p l\u1edbn. D\u01b0 c\u00f4ng su\u1ea5t hi\u1ebfm khi g\u00e2y h\u1ea1i cho \u0111\u1ec7m v\u00ec b\u1ea1n ch\u1ec9 d\u00f9ng l\u1ef1c c\u1ea7n cho c\u00f4ng vi\u1ec7c. M\u1ed1i nguy th\u1eadt s\u1ef1 l\u00e0 khu\u00f4n qu\u00e1 nh\u1ecf tr\u00ean m\u00e1y qu\u00e1 y\u1ebfu, c\u1ed1 \u0111\u1ea1t b\u00e1n k\u00ednh u\u1ed1n ch\u1eb7t v\u00e0 ph\u1ea3i tr\u1ea3 gi\u00e1 b\u1eb1ng urethane.<\/p>\n\n\n\n
V\u1eady khi b\u1ea1n r\u00fat ra m\u1ed9t t\u1ea5m \u0111\u1ec7m bi\u1ebfn d\u1ea1ng, l\u00e0m sao \u0111\u1ecdc n\u00f3 nh\u01b0 b\u1eb1ng ch\u1ee9ng thay v\u00ec r\u00e1c?<\/p>\n\n\n\n
\u0110\u1ecdc \u201cv\u1ebft s\u1eb9o\u201d: Nh\u1eefng g\u00ec c\u00e1c t\u1ea5m \u0111\u1ec7m bi\u1ebfn d\u1ea1ng n\u00f3i cho b\u1ea1n bi\u1ebft v\u1ec1 c\u00f4ng su\u1ea5t th\u1ef1c c\u1ee7a m\u00e1y<\/h3>\n\n\n\n
M\u1ed9t mi\u1ebfng \u0111\u1ec7m b\u1ecb nghi\u1ec1n n\u00e1t \u0111\u1ec1u kh\u1eafp chi\u1ec1u d\u00e0i cho th\u1ea5y b\u1ea1n \u0111\u00e3 v\u01b0\u1ee3t qu\u00e1 t\u1ed5ng l\u1ef1c to\u00e0n h\u1ec7 th\u1ed1ng. C\u1ea3 h\u1ec7 th\u1ed1ng \u0111\u00e3 b\u1ecb qu\u00e1 t\u1ea3i. \u0110\u00e2y l\u00e0 m\u1ed9t l\u1ed7i t\u00ednh to\u00e1n c\u01a1 b\u1ea3n.<\/p>\n\n\n\n
M\u1ed9t mi\u1ebfng \u0111\u1ec7m ch\u1ec9 b\u1ecb nghi\u1ec1n n\u00e1t \u1edf ph\u1ea7n gi\u1eefa cho th\u1ea5y qu\u00e1 t\u1ea3i c\u1ee5c b\u1ed9\u2014do u\u1ed1n ng\u1eafn, V h\u1eb9p, ho\u1eb7c khung m\u00e1y b\u1ecb bi\u1ebfn d\u1ea1ng t\u1eadp trung l\u1ef1c \u1edf gi\u1eefa nh\u1ecbp.<\/p>\n\n\n\n
N\u00e9n ch\u00e9o? Nghi\u00eang tr\u1ee5c ho\u1eb7c \u0111\u1ed3ng b\u1ed9 th\u1ee7y l\u1ef1c kh\u00f4ng \u0111\u1ec1u.<\/p>\n\n\n\n
B\u1ec1 m\u1eb7t b\u1ecb tr\u00e1ng men nhi\u1ec7t nh\u01b0ng n\u00e9n t\u1ed1i thi\u1ec3u? \u00c1p su\u1ea5t d\u01b0 \u0111u\u1ed5i theo ma s\u00e1t, c\u00f3 kh\u1ea3 n\u0103ng k\u1ebft h\u1ee3p v\u1edbi s\u1ef1 d\u1ecbch chuy\u1ec3n nh\u1eb9 c\u1ee7a v\u1eadt li\u1ec7u.<\/p>\n\n\n\n
Phanh hi\u1ec7n \u0111\u1ea1i c\u00f3 th\u1ec3 ch\u1ec9nh trong ph\u1ea1m vi n\u1eeda \u0111\u1ed9 ch\u1ec9 trong v\u00e0i ph\u1ea7n gi\u00e2y\u2014n\u1ebfu c\u1ea3m bi\u1ebfn b\u00e1o \u0111\u00fang s\u1ef1 th\u1eadt. N\u1ebfu ph\u1ea3n h\u1ed3i g\u00f3c b\u1ecb tr\u00f4i, h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n c\u00f3 th\u1ec3 \u0111ang t\u0103ng qu\u00e1 l\u1ef1c \u0111\u1ec3 \u0111\u1ea1t m\u1ed9t g\u00f3c m\u1ee5c ti\u00eau v\u1ed1n kh\u00f4ng sai ngay t\u1eeb \u0111\u1ea7u. Mi\u1ebfng \u0111\u1ec7m ch\u1ecbu l\u1ef1c \u0111i\u1ec1u ch\u1ec9nh \u0111\u00f3.<\/p>\n\n\n\n
\u0110\u00e2y l\u00e0 c\u00f4ng vi\u1ec7c ph\u00e2n t\u00edch t\u1ea1i x\u01b0\u1edfng. B\u1ea1n kh\u00f4ng b\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c \u0111\u1eb7t mua mi\u1ebfng ch\u00e8n c\u1ee9ng h\u01a1n. B\u1ea1n b\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c t\u00ednh l\u1ea1i l\u1ef1c tr\u00ean m\u1ed7i foot, x\u00e1c minh \u0111\u1ed9 r\u1ed9ng khu\u00f4n so v\u1edbi \u0111\u1ed9 d\u00e0y, ki\u1ec3m tra chi\u1ec1u d\u00e0i u\u1ed1n th\u1ef1c t\u1ebf so v\u1edbi nh\u1ecbp \u0111\u1ecbnh m\u1ee9c, v\u00e0 x\u00e1c nh\u1eadn ph\u01b0\u01a1ng ph\u00e1p t\u1ea1o h\u00ecnh\u2014u\u1ed1n kh\u00f4ng kh\u00ed, u\u1ed1n \u0111\u00e1y, ho\u1eb7c \u00e9p d\u1eadp.<\/p>\n\n\n\n
B\u1edfi v\u00ec m\u1ed9t khi l\u1ef1c t\u00e1c \u0111\u1ed9ng c\u1ee7a b\u1ea1n v\u01b0\u1ee3t qu\u00e1 kh\u1ea3 n\u0103ng ph\u00e2n ph\u1ed1i an to\u00e0n c\u1ee7a mi\u1ebfng \u0111\u1ec7m v\u00e0 khung, th\u00ec mi\u1ebfng ch\u00e8n kh\u00f4ng ph\u1ea3i \u0111i\u1ec3m y\u1ebfu.<\/p>\n\n\n\n
N\u00f3 l\u00e0 b\u1eb1ng ch\u1ee9ng.<\/p>\n\n\n\n
V\u1eadt l\u00fd V\u1eadt li\u1ec7u so v\u1edbi \u0110\u1ed9 \u0111\u00e0n h\u1ed3i c\u1ee7a Mi\u1ebfng \u0111\u1ec7m<\/h2>\n\n\n\n
B\u1ea1n mu\u1ed1n m\u1ed9t quy tr\u00ecnh x\u00e1c minh tr\u01b0\u1edbc c\u00f4ng vi\u1ec7c c\u00f3 th\u1ec3 l\u1eb7p l\u1ea1i \u0111\u1ec3 ng\u0103n h\u1ecfng mi\u1ebfng \u0111\u1ec7m tr\u01b0\u1edbc khi th\u1ef1c hi\u1ec7n l\u1ea7n u\u1ed1n \u0111\u1ea7u ti\u00ean?<\/p>\n\n\n\n
B\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c gi\u1ea3 \u0111\u1ecbnh mi\u1ebfng \u0111\u1ec7m v\u00f4 t\u1ed9i.<\/p>\n\n\n\n
Sau khi b\u1ea1n \u0111\u00e3 x\u00e1c minh l\u1ef1c tr\u00ean m\u1ed7i foot, t\u1ec9 l\u1ec7 \u0111\u1ed9 r\u1ed9ng khu\u00f4n v\u1edbi \u0111\u1ed9 d\u00e0y, chi\u1ec1u d\u00e0i u\u1ed1n so v\u1edbi nh\u1ecbp \u0111\u1ecbnh m\u1ee9c, v\u00e0 x\u00e1c nh\u1eadn r\u1eb1ng b\u1ea1n \u0111ang u\u1ed1n kh\u00f4ng kh\u00ed\u2014kh\u00f4ng v\u00f4 t\u00ecnh u\u1ed1n \u0111\u00e1y\u2014th\u00ec bi\u1ebfn s\u1ed1 ti\u1ebfp theo kh\u00f4ng ph\u1ea3i l\u00e0 \u201cmi\u1ebfng \u0111\u1ec7m c\u1ee9ng h\u01a1n\u201d. \u0110\u00f3 ch\u00ednh l\u00e0 t\u1ea5m kim lo\u1ea1i. V\u00ec mi\u1ebfng \u0111\u1ec7m m\u00e1y \u00e9p phanh l\u00e0 th\u00e0nh ph\u1ea7n hy sinh c\u1ee7a m\u1ed9t h\u1ec7 th\u1ed1ng c\u01a1 kh\u00ed l\u1edbn h\u01a1n, v\u00e0 h\u1ec7 th\u1ed1ng \u0111\u00f3 bao g\u1ed3m c\u1ea3 \u0111\u1eb7c t\u00ednh luy\u1ec7n kim n\u1eb1m gi\u1eefa ch\u00e0y v\u00e0 khu\u00f4n. B\u1ecf qua \u0111i\u1ec1u \u0111\u00f3, b\u1ea1n kh\u00f4ng gi\u1ea3i quy\u1ebft h\u1ecfng h\u00f3c. B\u1ea1n \u0111ang l\u1eadp l\u1ecbch cho n\u00f3.<\/p>\n\n\n\n
C\u00e1c ph\u00e9p t\u00ednh kh\u00f4ng quan t\u00e2m \u0111\u1ebfn h\u1ea1n ch\u00f3t c\u1ee7a b\u1ea1n. Th\u00e9p kh\u00f4ng g\u1ec9 v\u00e0 nh\u00f4m c\u00f3 th\u1ec3 c\u00f9ng \u0111\u1ed9 d\u00e0y, c\u00f9ng g\u00f3c u\u1ed1n, c\u00f9ng d\u1ee5ng c\u1ee5\u2014nh\u01b0ng l\u1ea1i y\u00eau c\u1ea7u c\u00e1c \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c ho\u00e0n to\u00e0n kh\u00e1c nhau. N\u1ebfu danh s\u00e1ch ki\u1ec3m tra quy tr\u00ecnh c\u1ee7a b\u1ea1n k\u1ebft th\u00fac \u1edf \u201cm\u00e1y v\u00e0 khu\u00f4n tr\u00f4ng \u0111\u00fang\u201d, b\u1ea1n ch\u1ec9 m\u1edbi d\u1ecdn d\u1eb9p m\u1ed9t n\u1eeda hi\u1ec7n tr\u01b0\u1eddng v\u1ee5 vi\u1ec7c.<\/p>\n\n\n\n
V\u1eady v\u1eadt li\u1ec7u l\u00e0m g\u00ec v\u1edbi mi\u1ebfng \u0111\u1ec7m c\u1ee7a b\u1ea1n m\u00e0 mi\u1ebfng \u0111\u1ec7m kh\u00f4ng th\u1ec3 \u0111\u1ea3o ng\u01b0\u1ee3c?<\/p>\n\n\n\n
L\u00fd do urethane h\u1ecfng tr\u00ean th\u00e9p kh\u00f4ng g\u1ec9 trong khi th\u00e0nh c\u00f4ng v\u1edbi nh\u00f4m<\/h3>\n\n\n\n
Ch\u1ea1y nh\u00f4m 5052 d\u00e0y 1\/8 inch c\u1ea3 ng\u00e0y tr\u00ean m\u1ed9t V v\u1eeba ph\u1ea3i, v\u00e0 m\u1ed9t mi\u1ebfng \u0111\u1ec7m urethane \u0111\u1ed9 c\u1ee9ng trung b\u00ecnh s\u1ebd ho\u1ea1t \u0111\u1ed9ng nh\u01b0 anh h\u00f9ng. N\u00f3 bi\u1ebfn d\u1ea1ng theo, t\u0103ng di\u1ec7n t\u00edch ti\u1ebfp x\u00fac th\u1ef1c t\u1ebf, gi\u1eef \u1ed5n \u0111\u1ecbnh t\u1ea5m. B\u1ea1n c\u00f3 c\u00fa u\u1ed1n g\u1ecdn g\u00e0ng v\u00e0 d\u1ea5u v\u1ebft t\u1ed1i thi\u1ec3u.<\/p>\n\n\n\n
\u0110\u1ed5i sang th\u00e9p kh\u00f4ng g\u1ec9 304 c\u00f9ng \u0111\u1ed9 d\u00e0y v\u00e0 h\u00ecnh d\u1ea1ng, v\u00e0 \u0111\u1ed9t nhi\u00ean mi\u1ebfng \u0111\u1ec7m b\u1eaft \u0111\u1ea7u b\u00f3ng lo\u00e1ng, tr\u00e1ng men, th\u1eadm ch\u00ed tr\u01b0\u1eddn ra kh\u1ecfi v\u1ecb tr\u00ed.<\/p>\n\n\n\n
\u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 t\u00e2m tr\u1ea1ng. \u0110\u00f3 l\u00e0 luy\u1ec7n kim.<\/p>\n\n\n\n
Nh\u00f4m ch\u1ea3y s\u1edbm v\u00e0 d\u1ec5 bi\u1ebfn d\u1ea1ng. Th\u00e9p kh\u00f4ng g\u1ec9 ch\u1ed1ng l\u1ea1i, t\u1ef1 h\u00f3a c\u1ee9ng, v\u00e0 \u0111\u00f2i h\u1ecfi \u1ee9ng su\u1ea5t t\u1ea1o h\u00ecnh cao h\u01a1n cho c\u00f9ng h\u00ecnh d\u1ea1ng. \u1ee8ng su\u1ea5t t\u1ea1o h\u00ecnh cao h\u01a1n ngh\u0129a l\u00e0 l\u1ef1c ph\u1ea3n h\u1ed3i v\u00e0o mi\u1ebfng \u0111\u1ec7m cao h\u01a1n. Ngay c\u1ea3 khi t\u1ed5ng l\u1ef1c to\u00e0n h\u1ec7 th\u1ed1ng n\u1eb1m trong kh\u1ea3 n\u0103ng, \u00e1p l\u1ef1c ti\u1ebfp x\u00fac t\u1ea1i giao di\u1ec7n ch\u00e0y-mi\u1ebfng \u0111\u1ec7m v\u1eabn t\u0103ng v\u00ec th\u00e9p kh\u00f4ng g\u1ec9 kh\u00f4ng \u201cnh\u01b0\u1eddng\u201d d\u1ec5 d\u00e0ng.<\/p>\n\n\n\n
Urethane ph\u00e1t huy t\u1ed1t khi bi\u1ebfn d\u1ea1ng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t. Th\u00e9p kh\u00f4ng g\u1ec9 bu\u1ed9c n\u00f3 \u0111\u1ebfn gi\u1edbi h\u1ea1n n\u00e9n nhanh h\u01a1n. \u0110\u1ed5 l\u1ed7i cho mi\u1ebfng \u0111\u1ec7m, v\u00e0 b\u1ea1n \u0111ang ch\u1ecbu \u201cthu\u1ebf ng\u01b0\u1eddi m\u1edbi\u201d v\u00ec hi\u1ec3u sai v\u1ec1 luy\u1ec7n kim.<\/p>\n\n\n\n
Nh\u01b0ng kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu kh\u00f4ng ph\u1ea3i l\u00e0 to\u00e0n b\u1ed9 c\u00e2u chuy\u1ec7n. Th\u00e9p kh\u00f4ng g\u1ec9 c\u0169ng b\u1eadt l\u1ea1i m\u1ea1nh h\u01a1n.<\/p>\n\n\n\n
\u0110i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 cu\u1ed9c chi\u1ebfn kh\u00f4ng ch\u1ec9 di\u1ec5n ra trong h\u00e0nh tr\u00ecnh \u0111i xu\u1ed1ng.<\/p>\n\n\n\n
Vai tr\u00f2 c\u1ee7a \u0111\u1ed9 \u0111\u00e0n h\u1ed3i v\u1eadt li\u1ec7u: Khi \u201ctr\u00ed nh\u1edb\u201d v\u01b0\u1ee3t qua kh\u1ea3 n\u0103ng b\u00f9 tr\u1eeb c\u1ee7a mi\u1ebfng \u0111\u1ec7m<\/h3>\n\n\n\n
\u0110\u1ed9 \u0111\u00e0n h\u1ed3i l\u00e0 s\u1ef1 ph\u1ee5c h\u1ed3i sau khi \u0111\u01b0\u1ee3c d\u1ee1 t\u1ea3i. M\u1ecdi v\u1eadt li\u1ec7u \u0111\u1ec1u c\u00f3 tr\u00ed nh\u1edb. Th\u00e9p kh\u00f4ng g\u1ec9 c\u00f3 tr\u00ed nh\u1edb l\u00e2u h\u01a1n.<\/p>\n\n\n\n
Trong u\u1ed1n b\u1eb1ng kh\u00f4ng kh\u00ed, b\u1ea1n c\u1ed1 t\u00ecnh u\u1ed1n qu\u00e1 m\u1ee9c \u0111\u1ec3 b\u00f9 cho s\u1ef1 ph\u1ee5c h\u1ed3i \u0111\u00f3. \u0110\u1ed9 \u0111\u00e0n h\u1ed3i c\u1ee7a mi\u1ebfng \u0111\u1ec7m c\u00f3 th\u1ec3 gi\u00fap \u1ed5n \u0111\u1ecbnh t\u1ea5m trong qu\u00e1 tr\u00ecnh t\u1ea1o h\u00ecnh, nh\u01b0ng n\u00f3 kh\u00f4ng th\u1ec3 x\u00f3a b\u1ecf bi\u1ebfn d\u1ea1ng \u0111\u00e0n h\u1ed3i t\u00edch tr\u1eef trong kim lo\u1ea1i. N\u1ebfu th\u00e9p kh\u00f4ng g\u1ec9 mu\u1ed1n m\u1edf th\u00eam hai \u0111\u1ed9, n\u00f3 s\u1ebd m\u1edf \u2013 tr\u1eeb khi b\u1ea1n thay \u0111\u1ed5i h\u00ecnh h\u1ecdc ho\u1eb7c ph\u01b0\u01a1ng ph\u00e1p.<\/p>\n\n\n\n
Ph\u1ea7n kh\u00f3 ch\u1ecbu l\u00e0 \u0111\u00e2y: thu h\u1eb9p khu\u00f4n V t\u1eeb, ch\u1eb3ng h\u1ea1n t\u1ef7 l\u1ec7 chi\u1ec1u r\u1ed9ng tr\u00ean \u0111\u1ed9 d\u00e0y 12:1 xu\u1ed1ng 8:1, c\u00f3 th\u1ec3 gi\u1ea3m \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 \u0111\u00e0n h\u1ed3i ph\u1ee5c h\u1ed3i, b\u1ea5t k\u1ec3 lo\u1ea1i v\u1eadt li\u1ec7u mi\u1ebfng \u0111\u1ec7m. U\u1ed1n \u00e9p \u0111\u00e1y c\u00f2n gi\u1ea3m h\u01a1n n\u1eefa v\u00ec b\u1ea1n \u00e9p nhi\u1ec1u bi\u1ebfn d\u1ea1ng d\u1ebbo h\u01a1n v\u00e0o v\u00f9ng u\u1ed1n. H\u00ecnh h\u1ecdc th\u1eafng v\u1eadt li\u1ec7u polymer.<\/p>\n\n\n\n
V\u00ec v\u1eady, n\u1ebfu b\u1ea1n y\u00eau c\u1ea7u m\u1ed9t mi\u1ebfng \u0111\u1ec7m urethane \u201cgi\u1eef\u201d th\u00e9p kh\u00f4ng g\u1ec9 \u1edf g\u00f3c trong khi d\u00f9ng khu\u00f4n V r\u1ed9ng v\u1ed1n d\u00e0nh cho nh\u00f4m, b\u1ea1n \u0111ang y\u00eau c\u1ea7u \u0111\u1ed9 \u0111\u00e0n h\u1ed3i ch\u1ed1ng l\u1ea1i tr\u00ed nh\u1edb v\u1eadt li\u1ec7u. N\u00f3 kh\u00f4ng th\u1ec3 th\u1eafng cu\u1ed9c chi\u1ebfn \u0111\u00f3 l\u00e2u d\u00e0i.<\/p>\n\n\n\n
Mi\u1ebfng \u0111\u1ec7m b\u1ecb n\u00e9n. T\u1ea5m v\u1eabn m\u1edf ra. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh t\u0103ng l\u1ef1c \u00e9p. B\u00e2y gi\u1edd b\u1ea1n quay l\u1ea1i vi\u1ec7c nghi\u1ec1n n\u00e1t m\u1ed9t th\u00e0nh ph\u1ea7n hy sinh \u0111\u1ec3 b\u00f9 cho l\u1ef1a ch\u1ecdn h\u00ecnh h\u1ecdc.<\/p>\n\n\n\n
V\u00e0 khi \u0111i\u1ec1u \u0111\u00f3 kh\u00f4ng s\u1eeda \u0111\u01b0\u1ee3c g\u00f3c, ph\u1ea3n \u1ee9ng b\u1ea3n n\u0103ng ti\u1ebfp theo l\u00e0 g\u00ec?<\/p>\n\n\n\n
Mi\u1ebfng \u0111\u1ec7m c\u1ee9ng h\u01a1n.<\/p>\n\n\n\n
Ph\u1ed1i h\u1ee3p \u0111\u1ed9 c\u1ee9ng v\u1edbi h\u1ee3p kim: T\u1ea1i sao mi\u1ebfng \u0111\u1ec7m c\u1ee9ng h\u01a1n th\u01b0\u1eddng cho ra c\u00e1c g\u00f3c u\u1ed1n m\u1ec1m h\u01a1n, kh\u00f4ng ch\u00ednh x\u00e1c<\/h3>\n\n\n\n
\u0110\u1ed9 c\u1ee9ng (durometer) l\u00e0 th\u01b0\u1edbc \u0111o \u0111\u1ed9 c\u1ee9ng c\u1ee7a ch\u1ea5t \u0111\u00e0n h\u1ed3i. S\u1ed1 c\u00e0ng cao, mi\u1ebfng \u0111\u1ec7m c\u00e0ng c\u1ee9ng.<\/p>\n\n\n\n
Nghe c\u00f3 v\u1ebb h\u1ee3p l\u00fd: th\u00e9p kh\u00f4ng g\u1ec9 c\u1ee9ng h\u01a1n, v\u1eady h\u00e3y d\u00f9ng mi\u1ebfng \u0111\u1ec7m c\u1ee9ng h\u01a1n.<\/p>\n\n\n\n
C\u00e1c ph\u00e9p to\u00e1n th\u00ec ch\u1eb3ng quan t\u00e2m \u0111\u1ebfn logic c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n
Mi\u1ebfng \u0111\u1ec7m c\u1ee9ng h\u01a1n bi\u1ebfn d\u1ea1ng \u00edt h\u01a1n khi ch\u1ecbu t\u1ea3i. \u00cdt bi\u1ebfn d\u1ea1ng c\u00f3 ngh\u0129a l\u00e0 di\u1ec7n t\u00edch ti\u1ebfp x\u00fac th\u1ef1c gi\u1eefa mi\u1ebfng \u0111\u1ec7m v\u00e0 t\u1ea5m \u00edt h\u01a1n. Ma s\u00e1t kh\u00f4ng t\u1ec9 l\u1ec7 tuy\u1ebfn t\u00ednh v\u1edbi \u00e1p su\u1ea5t danh ngh\u0129a; n\u00f3 ph\u1ee5 thu\u1ed9c v\u00e0o ti\u1ebfp x\u00fac vi m\u00f4 th\u1ef1c t\u1ebf. Khi b\u1ea1n l\u00e0m cho b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac c\u1ee9ng h\u01a1n, b\u1ea1n gi\u1ea3m \u0111\u1ed9 ph\u00f9 h\u1ee3p. B\u00e2y gi\u1edd t\u1ea5m d\u1ec5 b\u1ecb tr\u01b0\u1ee3t vi m\u00f4 h\u01a1n trong qu\u00e1 tr\u00ecnh \u00e9p.<\/p>\n\n\n\n
Tr\u01b0\u1ee3t vi m\u00f4 th\u1ec3 hi\u1ec7n qua c\u00e1c g\u00f3c u\u1ed1n kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t.<\/p>\n\n\n\n
\u0110\u00e2y l\u00e0 \u0111i\u1ec3m ngo\u1eb7t m\u00e0 nhi\u1ec1u x\u01b0\u1edfng b\u1ecf l\u1ee1: mi\u1ebfng \u0111\u1ec7m c\u1ee9ng h\u01a1n c\u00f3 th\u1ec3 l\u00e0m t\u0103ng \u1ee9ng su\u1ea5t ti\u1ebfp x\u00fac \u0111\u1ec9nh v\u00ec t\u1ea3i \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed5 qua \u00edt \u0111i\u1ec3m ti\u1ebfp x\u00fac vi m\u00f4 h\u01a1n. \u1ee8ng su\u1ea5t c\u1ee5c b\u1ed9 \u0111\u00f3 c\u00f3 th\u1ec3 \u0111\u1ea9y v\u1eadt li\u1ec7u g\u1ea7n t\u1edbi gi\u1edbi h\u1ea1n \u0111\u00e0n h\u1ed3i khi t\u1ea1o h\u00ecnh, l\u00e0m t\u0103ng \u0111\u1ed9 bi\u1ebfn thi\u00ean trong s\u1ef1 ph\u1ee5c h\u1ed3i \u0111\u00e0n h\u1ed3i. Thi\u1ebft l\u1eadp \u201cm\u1ea1nh h\u01a1n\u201d c\u1ee7a b\u1ea1n t\u1ea1o ra c\u00e1c g\u00f3c u\u1ed1n m\u1ec1m h\u01a1n, k\u00e9m \u1ed5n \u0111\u1ecbnh h\u01a1n.<\/p>\n\n\n\n
T\u00ednh h\u01b0 danh v\u1ec1 l\u1ef1c \u00e9p g\u1eb7p t\u00ednh h\u01b0 danh v\u1ec1 \u0111\u1ed9 c\u1ee9ng.<\/p>\n\n\n\n
V\u00e0 n\u1ebfu h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c c\u1ee7a b\u1ea1n c\u00f3 ch\u00fat b\u1ea5t \u1ed5n \u2013 kh\u00f4ng kh\u00ed b\u1ecb k\u1eb9t, van tr\u1ec5 \u2013 mi\u1ebfng \u0111\u1ec7m c\u1ee9ng h\u01a1n s\u1ebd truy\u1ec1n dao \u0111\u1ed9ng l\u1ef1c \u0111\u00f3 tr\u1ef1c ti\u1ebfp v\u00e0o t\u1ea5m thay v\u00ec l\u00e0m gi\u1ea3m ch\u00fang. \u0110i\u1ec1u t\u01b0\u1edfng nh\u01b0 \u201cmi\u1ebfng \u0111\u1ec7m qu\u00e1 m\u1ec1m\u201d th\u1ef1c ra l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng c\u1ea7n \u0111\u1ed9 \u0111\u00e0n h\u1ed3i \u0111\u1ec3 gi\u1eef \u1ed5n \u0111\u1ecbnh.<\/p>\n\n\n\n
V\u00ec v\u1eady, \u0111\u1ed9 c\u1ee9ng kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t s\u1ef1 n\u00e2ng c\u1ea5p ph\u1ed5 qu\u00e1t. N\u00f3 l\u00e0 m\u1ed9t th\u00f4ng s\u1ed1 \u0111i\u1ec1u ch\u1ec9nh trong m\u1ed9t h\u1ec7 th\u1ed1ng l\u1ef1c.<\/p>\n\n\n\n
\u0110i\u1ec1u \u0111\u00f3 \u0111\u1ec3 l\u1ea1i th\u00eam m\u1ed9t k\u1ebb ph\u00e1 ho\u1ea1i th\u1ea7m l\u1eb7ng n\u1eefa.<\/p>\n\n\n\n
S\u1ee9c c\u0103ng b\u1ec1 m\u1eb7t v\u00e0 d\u1ea7u: Khi s\u1ef1 can thi\u1ec7p h\u00f3a h\u1ecdc l\u1ea5n \u00e1t l\u1ef1c b\u00e1m c\u01a1 h\u1ecdc<\/h3>\n\n\n\n
B\u1ea1n c\u00f3 th\u1ec3 t\u00ednh to\u00e1n t\u1ea3i tr\u1ecdng. B\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn chi\u1ec1u r\u1ed9ng khu\u00f4n. B\u1ea1n c\u00f3 th\u1ec3 kh\u1edbp \u0111\u1ed9 c\u1ee9ng cao su v\u1edbi h\u1ee3p kim.<\/p>\n\n\n\n
R\u1ed3i ai \u0111\u00f3 lau t\u1ea5m kim lo\u1ea1i b\u1eb1ng lo\u1ea1i d\u1ea7u sai.<\/p>\n\n\n\n
Ch\u1ea5t b\u00f4i tr\u01a1n t\u1ea1o h\u00ecnh nh\u1eb9, d\u1ea7u x\u01b0\u1edfng, th\u1eadm ch\u00ed c\u1ea3 ch\u1ea5t l\u00e0m m\u00e1t t\u1ed3n d\u01b0 c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i h\u1ec7 s\u1ed1 ma s\u00e1t t\u1ea1i \u0111i\u1ec3m ti\u1ebfp x\u00fac gi\u1eefa t\u1ea5m v\u00e0 mi\u1ebfng \u0111\u1ec7m. Kh\u00f4ng ph\u1ea3i ch\u1ec9 m\u1ed9t ch\u00fat. M\u00e0 \u0111\u1ee7 \u0111\u1ec3 khi\u1ebfn \u0111\u1ed9 \u0111\u00e0n h\u1ed3i b\u1ea1n ch\u1ecdn k\u1ef9 l\u01b0\u1ee1ng kh\u00f4ng c\u00f2n chuy\u1ec3n th\u00e0nh \u0111\u1ed9 b\u00e1m. T\u1ea5m kim lo\u1ea1i d\u1ecbch chuy\u1ec3n trong khi \u00e9p xu\u1ed1ng, v\u00e0 mi\u1ebfng \u0111\u1ec7m xu\u1ea5t hi\u1ec7n v\u1ebft m\u00e0i b\u00ean h\u00f4ng. B\u1ea1n \u0111\u1ed5 l\u1ed7i cho \u0111\u1ed9 \u0111\u00e0n h\u1ed3i.<\/p>\n\n\n\n
Nh\u01b0ng nh\u1eefng th\u00e0nh ph\u1ea7n hy sinh l\u1ea1i k\u1ec3 c\u00e2u chuy\u1ec7n c\u1ee7a ri\u00eang ch\u00fang.<\/p>\n\n\n\n
N\u1ebfu m\u1eabu m\u00e0i m\u00f2n m\u1ecbn v\u00e0 c\u00f3 h\u01b0\u1edbng m\u00e0 kh\u00f4ng c\u00f3 ch\u1ed7 \u00e9p s\u00e2u, t\u00f4i b\u1eaft \u0111\u1ea7u xem x\u00e9t t\u00ecnh tr\u1ea1ng b\u1ec1 m\u1eb7t, \u0111\u1ed9 m\u00f2n c\u1ee7a ch\u1ed1t \u0111\u1ecbnh v\u1ecb ph\u00eda sau v\u00e0 l\u1ef1c k\u1eb9p tr\u01b0\u1edbc khi g\u1ecdi nh\u00e0 cung c\u1ea5p \u0111\u1ec7m. L\u1ef1c b\u00e1m c\u01a1 h\u1ecdc gi\u1ea3 \u0111\u1ecbnh ti\u1ebfp x\u00fac s\u1ea1ch. L\u1edbp m\u00e0ng h\u00f3a h\u1ecdc l\u00e0m thay \u0111\u1ed5i gi\u1ea3 \u0111\u1ecbnh \u0111\u00f3.<\/p>\n\n\n\n
V\u00e0 \u0111\u00e2y l\u00e0 s\u1ef1 th\u1eadt th\u1ea7m l\u1eb7ng: kh\u00f4ng c\u00f3 mi\u1ebfng \u0111\u1ec7m n\u00e0o c\u00f3 th\u1ec3 b\u00f9 cho b\u1ec1 m\u1eb7t tr\u01a1n tr\u01b0\u1ee3t k\u1ebft h\u1ee3p v\u1edbi k\u1eb9p l\u1ecfng l\u1ebbo. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 v\u1ea5n \u0111\u1ec1 c\u1ee7a v\u1eadt li\u1ec7u \u0111\u00e0n h\u1ed3i. \u0110\u00f3 l\u00e0 v\u1ea5n \u0111\u1ec1 ki\u1ec3m so\u00e1t quy tr\u00ecnh.<\/p>\n\n\n\n
V\u00ec v\u1eady, quy tr\u00ecnh x\u00e1c minh tr\u01b0\u1edbc khi l\u00e0m vi\u1ec7c c\u1ee7a b\u1ea1n kh\u00f4ng th\u1ec3 d\u1eebng l\u1ea1i \u1edf b\u1ea3ng t\u1ea3i tr\u1ecdng v\u00e0 l\u1ef1a ch\u1ecdn khu\u00f4n. N\u00f3 ph\u1ea3i bao g\u1ed3m c\u1ea5p v\u1eadt li\u1ec7u, \u0111\u1ed9 c\u1ee9ng, \u0111\u1ed9 \u0111\u00e0n h\u1ed3i sau \u00e9p d\u1ef1 ki\u1ebfn, t\u1ef7 l\u1ec7 V \u0111\u01b0\u1ee3c ch\u1ecdn, \u0111\u1ed9 c\u1ee9ng c\u1ee7a mi\u1ebfng \u0111\u1ec7m v\u00e0 t\u00ecnh tr\u1ea1ng b\u1ec1 m\u1eb7t \u2014 t\u1ea5t c\u1ea3 \u0111\u1ec1u ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m tra tr\u01b0\u1edbc chu k\u1ef3 \u0111\u1ea7u ti\u00ean.<\/p>\n\n\n\n
B\u1edfi v\u00ec khi b\u1ea1n ch\u1ea5p nh\u1eadn r\u1eb1ng mi\u1ebfng \u0111\u1ec7m ho\u1ea1t \u0111\u1ed9ng trong m\u1ed9t h\u1ec7 th\u1ed1ng v\u1eadt li\u1ec7u, c\u00e2u h\u1ecfi th\u1ef1c s\u1ef1 kh\u00f4ng ph\u1ea3i l\u00e0 \u201cMi\u1ebfng \u0111\u1ec7m n\u00e0o m\u1ea1nh nh\u1ea5t?\u201d<\/p>\n\n\n\n
M\u00e0 l\u00e0 mi\u1ebfng \u0111\u1ec7m n\u00e0o ph\u00f9 h\u1ee3p v\u1edbi \u0111\u00fang t\u1ed5 h\u1ee3p h\u1ee3p kim, h\u00ecnh d\u1ea1ng, l\u1ef1c v\u00e0 tr\u1ea1ng th\u00e1i b\u1ec1 m\u1eb7t n\u00e0y.<\/p>\n\n\n\n
K\u1ef9 thu\u1eadt b\u1ec1 m\u1eb7t so v\u1edbi ph\u00e2n b\u1ed1 \u00e1p su\u1ea5t: Ch\u1ecdn gi\u1ea3i ph\u00e1p \u0111\u00fang \u0111\u1eafn<\/h2>\n\n\n\n
M\u1ed9t ng\u01b0\u1eddi gi\u00e1m s\u00e1t \u0111\u00e3 t\u1eebng \u0111\u01b0a cho t\u00f4i hai kh\u1ed1i urethane b\u1ecb nghi\u1ec1n n\u00e1t v\u00e0 h\u1ecfi t\u00f4i th\u00edch \u201cth\u01b0\u01a1ng hi\u1ec7u\u201d n\u00e0o h\u01a1n. C\u1ea3 hai \u0111\u1ec1u h\u1ecfng trong v\u00f2ng ch\u01b0a t\u1edbi hai tu\u1ea7n. M\u1ed9t c\u00e1i ph\u00ecnh l\u00ean \u1edf gi\u1eefa. C\u00e1i kia t\u00e1ch \u0111\u00f4i r\u00f5 r\u00e0ng \u1edf m\u00e9p. C\u00f9ng m\u00e1y \u00e9p. C\u00f9ng ng\u01b0\u1eddi v\u1eadn h\u00e0nh. Kh\u00e1c quy tr\u00ecnh.<\/p>\n\n\n\n
\u0110\u00f3 l\u00e0 khung ki\u1ec3m tra tr\u01b0\u1edbc khi l\u00e0m vi\u1ec7c c\u1ee7a b\u1ea1n, n\u1ebfu b\u1ea1n bi\u1ebft c\u00e1ch \u0111\u1ecdc n\u00f3.<\/p>\n\n\n\n
C\u00e1c ph\u00e9p t\u00ednh ch\u1eb3ng quan t\u00e2m \u0111\u1ebfn th\u1eddi h\u1ea1n c\u1ee7a b\u1ea1n. Tr\u01b0\u1edbc khi b\u1ea1n ch\u1ecdn gi\u1ea3i ph\u00e1p k\u1ef9 thu\u1eadt b\u1ec1 m\u1eb7t \u2014 kh\u1ed1i, m\u00e0ng, mi\u1ebfng ch\u00e8n, hay hoa v\u0103n \u2014 b\u1ea1n ph\u1ea3i c\u1ed1 \u0111\u1ecbnh b\u1ed1n bi\u1ebfn: t\u1ea3i tr\u1ecdng t\u1ea1o h\u00ecnh \u0111\u00e3 t\u00ednh cho h\u1ee3p kim v\u00e0 \u0111\u1ed9 d\u00e0y, \u0111\u1ed9 m\u1edf V v\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u00e9p (\u00e9p kh\u00f4ng ho\u1eb7c \u00e9p \u0111\u00e1y), \u0111\u1ed9 u\u1ed1n v\u00f2m v\u00e0 song song c\u1ee7a m\u00e1y, c\u00f9ng t\u00ecnh tr\u1ea1ng b\u1ec1 m\u1eb7t c\u1ee7a t\u1ea5m kim lo\u1ea1i. Ch\u1ec9 sau khi \u0111\u01b0\u1eddng d\u1eabn \u00e1p su\u1ea5t \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t, b\u1ea1n m\u1edbi ch\u1ecdn th\u1ee9 n\u1eb1m gi\u1eefa ch\u00e0y v\u00e0 khu\u00f4n. N\u1ebfu kh\u00f4ng, b\u1ea1n \u0111ang tr\u1ea3 \u201cthu\u1ebf ng\u01b0\u1eddi m\u1edbi\u201d cho s\u1ef1 ph\u00f9 phi\u1ebfm v\u1ec1 t\u1ea3i tr\u1ecdng v\u00e0 g\u1ecdi n\u00f3 l\u00e0 \u201cmi\u1ebfng \u0111\u1ec7m cao c\u1ea5p\u201d.\u201d<\/p>\n\n\n\n
C\u00e1c gi\u1ea3i ph\u00e1p b\u1ec1 m\u1eb7t kh\u00f4ng s\u1eeda \u0111\u01b0\u1ee3c s\u1ef1 ph\u00e2n b\u1ed1 \u00e1p su\u1ea5t. Ch\u00fang ch\u1ec9 ho\u1ea1t \u0111\u1ed9ng c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c khi n\u1eb1m trong \u0111\u00f3.<\/p>\n\n\n\n
V\u1eady lo\u1ea1i n\u00e0o ph\u00f9 h\u1ee3p v\u1edbi v\u1ecb tr\u00ed n\u00e0o?<\/p>\n\n\n\n
Kh\u1ed1i khu\u00f4n Urethane: Khi n\u00e0o n\u00ean d\u00f9ng kh\u1ed1i \u0111\u1eb7c cho c\u00e1c l\u1ea7n \u00e9p s\u00e2u, s\u1ea3n l\u01b0\u1ee3ng l\u1edbn m\u00e0 kh\u00f4ng l\u00e0m tr\u1ea7y x\u01b0\u1edbc b\u1ec1 m\u1eb7t<\/h3>\n\n\n\n
H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng c\u00e1c t\u1ea5m nh\u00f4m 5052 d\u00e0y 3 mm, m\u1eb7t th\u1ea9m m\u1ef9 h\u01b0\u1edbng ra ngo\u00e0i, 2.000 chi ti\u1ebft m\u1ed7i ca. X\u01b0\u1edfng mu\u1ed1n kh\u00f4ng c\u00f3 d\u1ea5u v\u1ebft. H\u1ecd \u0111\u1eb7t kh\u1ed1i khu\u00f4n urethane \u0111\u1eb7c v\u00e0o v\u00e0 \u00e9p kh\u00f4ng v\u00e0o \u0111\u00f3. C\u00e1c chi ti\u1ebft tr\u00f4ng s\u1ea1ch. \u0110\u1ed3ng h\u1ed3 \u0111o t\u1ea3i tr\u1ecdng th\u1ea5p h\u01a1n so v\u1edbi d\u00f9ng th\u00e9p. M\u1ecdi ng\u01b0\u1eddi th\u1edf ph\u00e0o.<\/p>\n\n\n\n
Urethane c\u00f3 t\u00ednh \u0111\u00e0n h\u1ed3i. N\u00f3 bi\u1ebfn d\u1ea1ng, l\u00e0m t\u0103ng di\u1ec7n t\u00edch ti\u1ebfp x\u00fac v\u00e0 gi\u1ea3m \u00e1p su\u1ea5t ti\u1ebfp x\u00fac \u0111\u1ec9nh. \u0110\u00f3 l\u00e0 l\u00fd do v\u00ec sao t\u1ea3i tr\u1ecdng y\u00eau c\u1ea7u th\u01b0\u1eddng th\u1ea5p h\u01a1n so v\u1edbi khu\u00f4n V b\u1eb1ng th\u00e9p cho c\u00f9ng h\u00ecnh h\u1ecdc danh \u0111\u1ecbnh. L\u1ef1c \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed1 qua v\u1eadt li\u1ec7u polymer thay v\u00ec t\u1eadp trung t\u1ea1i hai vai khu\u00f4n th\u00e9p.<\/p>\n\n\n\n
Nh\u01b0ng \u0111\u00e2y l\u00e0 \u0111i\u1ec1u t\u00f4i \u0111\u00e3 th\u1ea5y nhi\u1ec1u l\u1ea7n: polyurethane kh\u00f4ng ph\u1ea3i l\u00e0 th\u00e9p. D\u01b0\u1edbi chu k\u1ef3 t\u1ea3i cao l\u1eb7p \u0111i l\u1eb7p l\u1ea1i, \u0111\u1eb7c bi\u1ec7t l\u00e0 v\u1edbi c\u00e1c g\u00f3c u\u1ed1n s\u00e2u h\u01a1n, n\u00f3 b\u1ecb ch\u1ea3y v\u00e0 m\u1ecfi. C\u00e1c x\u01b0\u1edfng u\u1ed1n t\u1ea5m th\u00e9p c\u00e1n ngu\u1ed9i d\u00e0y 12 gauge tr\u00ean c\u00e1c kh\u1ed1i urethane h\u1ecdc \u0111i\u1ec1u n\u00e0y r\u1ea5t nhanh\u2014c\u00e1c kh\u1ed1i tr\u1edf n\u00ean b\u00f3ng, b\u1ecb n\u00e9n v\u0129nh vi\u1ec5n, r\u1ed3i n\u1ee9t. Khu\u00f4n th\u00e9p c\u00f3 th\u1ec3 b\u1ec1n h\u00e0ng th\u1eadp k\u1ef7 trong \u0111i\u1ec1u ki\u1ec7n \u0111\u00f3. Urethane th\u00ec kh\u00f4ng.<\/p>\n\n\n\n
V\u00e0 h\u00f3a h\u1ecdc quan tr\u1ecdng. Thay urethane g\u1ed1c TDI linh ho\u1ea1t h\u01a1n b\u1eb1ng lo\u1ea1i MDI c\u1ee9ng h\u01a1n m\u00e0 kh\u00f4ng t\u00ednh l\u1ea1i \u0111\u1ed9 v\u00f5ng v\u00e0 \u0111\u1eb7c t\u00ednh \u0111\u00f3ng r\u1eafn, b\u1ea1n c\u00f3 th\u1ec3 bi\u1ebfn m\u1ed9t gi\u1ea3i ph\u00e1p \u0111\u1ec7m th\u00e0nh m\u1ed9t v\u1eadt li\u1ec7u gi\u00f2n. T\u00f4i \u0111\u00e3 th\u1ea5y c\u00e1c kh\u1ed1i b\u1ecb s\u1ee9t \u1edf g\u00f3c v\u00ec \u201cn\u00e2ng c\u1ea5p\u201d \u0111\u00f3 qu\u00e1 c\u1ee9ng so v\u1edbi \u1ee9ng su\u1ea5t th\u1ef1c t\u1ebf m\u00e0 ch\u00fang ph\u1ea3i ch\u1ecbu. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t kh\u1ed1i k\u00e9m. \u0110\u00f3 l\u00e0 \u0111\u1ed9 \u0111\u00e0n h\u1ed3i kh\u00f4ng ph\u00f9 h\u1ee3p l\u00e0m khu\u1ebfch \u0111\u1ea1i l\u1ed7i hi\u1ec7u chu\u1ea9n t\u1ea3i tr\u1ecdng.<\/p>\n\n\n\n
S\u1ea3n xu\u1ea5t kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn v\u00e0 urethane c\u00f3 th\u1ec3 c\u00f9ng t\u1ed3n t\u1ea1i\u2014nh\u01b0ng ch\u1ec9 khi \u0111\u1ed9 s\u00e2u u\u1ed1n, gi\u1edbi h\u1ea1n ch\u1ea3y c\u1ee7a v\u1eadt li\u1ec7u v\u00e0 t\u1ea7n su\u1ea5t h\u00e0nh tr\u00ecnh n\u1eb1m trong gi\u1edbi h\u1ea1n m\u1ecfi c\u1ee7a kh\u1ed1i. \u0110i\u1ec1u \u0111\u00f3 \u0111\u00f2i h\u1ecfi ph\u1ea3i bi\u1ebft l\u1ef1c t\u1ea1o h\u00ecnh th\u1ef1c t\u1ebf c\u1ee7a b\u1ea1n, kh\u00f4ng ph\u1ea3i ch\u1ec9 s\u1ed1 tr\u00ean b\u1ea3ng t\u00ean m\u00e1y.<\/p>\n\n\n\n
N\u1ebfu kh\u1ed1i b\u1ecb nghi\u1ec1n \u1edf gi\u1eefa, h\u00e3y h\u1ecfi t\u1ea1i sao \u00e1p su\u1ea5t c\u1ee7a b\u1ea1n l\u1ea1i l\u00ean \u0111\u1ec9nh \u1edf \u0111\u00f3.<\/p>\n\n\n\n
Phim khu\u00f4n t\u1ed5ng h\u1ee3p: Khi dung sai ch\u00ednh x\u00e1c quan tr\u1ecdng h\u01a1n nhu c\u1ea7u \u0111\u1ec7m m\u1ec1m<\/h3>\n\n\n\n
B\u00e2y gi\u1edd \u0111\u1ed5i b\u1ed1i c\u1ea3nh. Th\u00e9p kh\u00f4ng g\u1ec9 304 m\u1ecfng, d\u00e0y 1,5 mm, dung sai g\u00f3c ch\u1eb7t\u2014c\u1ed9ng tr\u1eeb n\u1eeda \u0111\u1ed9\u2014v\u00e0 b\u1ec1 m\u1eb7t ch\u1ea3i kh\u00f4ng \u0111\u01b0\u1ee3c tr\u1ea7y x\u01b0\u1edbc. Nh\u00f3m ch\u1ecdn d\u00f9ng m\u1ed9t l\u1edbp phim u\u1ed1n t\u1ed5ng h\u1ee3p gi\u1eefa t\u1ea5m v\u00e0 khu\u00f4n.<\/p>\n\n\n\n
\u1ede l\u1ea7n ch\u1ea1y \u0111\u1ea7u ti\u00ean, g\u00f3c ra b\u1ecb u\u1ed1n qu\u00e1 g\u1ea7n m\u1ed9t \u0111\u1ed9. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh n\u00e2ng h\u00e0nh tr\u00ecnh ram l\u00ean. S\u1ef1 kh\u00f4ng nh\u1ea5t qu\u00e1n b\u1eaft \u0111\u1ea7u xu\u1ea5t hi\u1ec7n.<\/p>\n\n\n\n
\u0110i\u1ec1u g\u00ec \u0111\u00e3 thay \u0111\u1ed5i? \u0110\u1ed9 d\u00e0y.<\/p>\n\n\n\n
M\u1ed9t phim d\u00e0y 0,8 mm th\u1ef1c t\u1ebf l\u00e0m h\u1eb9p khe V c\u1ee7a b\u1ea1n. N\u1ebfu b\u1ea1n \u0111ang ch\u1ea1y V 16 mm cho v\u1eadt li\u1ec7u d\u00e0y 3 mm, th\u00eam l\u1edbp phim \u0111\u00f3 s\u1ebd thay \u0111\u1ed5i h\u00ecnh h\u1ecdc. T\u1ea5m gi\u1edd g\u1eb7p m\u1ed9t chi\u1ec1u r\u1ed9ng khu\u00f4n nh\u1ecf h\u01a1n, t\u0103ng \u1ee9ng su\u1ea5t t\u1ea1o h\u00ecnh v\u00e0 gi\u1ea3m \u0111\u1ed9 \u0111\u00e0n h\u1ed3i tr\u1edf l\u1ea1i. N\u1ebfu b\u1ea1n kh\u00f4ng \u0111i\u1ec1u ch\u1ec9nh \u0111i\u1ec1u \u0111\u00f3, b\u1ea1n kh\u00f4ng \u201cb\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t\u201d. B\u1ea1n \u0111ang thay \u0111\u1ed5i s\u1ef1 ph\u00e2n b\u1ed1 \u00e1p su\u1ea5t v\u00e0 gi\u1ea3 v\u1edd nh\u01b0 kh\u00f4ng.<\/p>\n\n\n\n
C\u00e1c ph\u00e9p to\u00e1n kh\u00f4ng quan t\u00e2m \u0111\u1ebfn h\u1ea1n ch\u00f3t c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n
Phim t\u1ed5ng h\u1ee3p ph\u00e1t huy t\u00e1c d\u1ee5ng khi \u0111\u1ed9 ch\u00ednh x\u00e1c quan tr\u1ecdng h\u01a1n kh\u1ea3 n\u0103ng \u0111\u1ec7m. Ch\u00fang th\u00eam \u0111\u1ed9 bi\u1ebfn d\u1ea1ng t\u1ed1i thi\u1ec3u so v\u1edbi kh\u1ed1i urethane r\u1eafn, n\u00ean kh\u1ea3 n\u0103ng l\u1eb7p l\u1ea1i g\u00f3c c\u00f3 th\u1ec3 ch\u1eb7t ch\u1ebd h\u01a1n\u2014mi\u1ec5n l\u00e0 b\u1ea1n t\u00ednh l\u1ea1i chi\u1ec1u r\u1ed9ng khu\u00f4n hi\u1ec7u d\u1ee5ng v\u00e0 t\u1ea3i tr\u1ecdng t\u00e1c d\u1ee5ng. B\u1ecf qua \u0111i\u1ec1u \u0111\u00f3, v\u00e0 l\u1edbp phim tr\u1edf th\u00e0nh m\u1ed9t bi\u1ebfn s\u1ed1 \u1ea9n l\u00e0m m\u00e9o \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c c\u1ee7a b\u1ea1n. Nh\u1ea5n qu\u00e1 m\u1ea1nh \u0111\u1ec3 \u0111u\u1ed5i theo g\u00f3c th\u00f4ng qua phim ch\u1ec9 l\u00e0 m\u1ed9t d\u1ea1ng qu\u00e1 t\u1ea3i y\u00ean l\u1eb7ng h\u01a1n.<\/p>\n\n\n\n
V\u00ec v\u1eady, phim y\u00eau c\u1ea7u t\u00ednh k\u1ef7 lu\u1eadt. Ch\u00fang kh\u00f4ng ph\u1ea3i l\u00e0 b\u1ea3o v\u1ec7 c\u00e0i s\u1eb5n. Ch\u00fang l\u00e0 c\u00e1c b\u1ed9 \u0111i\u1ec1u ch\u1ec9nh h\u00ecnh h\u1ecdc.<\/p>\n\n\n\n
\u0110i\u1ec1u \u0111\u00f3 khi\u1ebfn b\u1ea1n t\u1ef1 h\u1ecfi c\u00e1c h\u1ec7 th\u1ed1ng \u201cthay nhanh\u201d ho\u1ea1t \u0111\u1ed9ng ra sao khi \u0111\u1ed9 d\u00e0y v\u00e0 t\u1ed5 h\u1ee3p l\u1edbp thay \u0111\u1ed5i gi\u1eefa ca.<\/p>\n\n\n\n
H\u1ec7 th\u1ed1ng ch\u00e8n m\u00f4-\u0111un: C\u00e2n b\u1eb1ng gi\u1eefa thay \u0111\u1ed5i nhanh v\u00e0 ph\u00e2n b\u1ed1 t\u1ea3i tr\u1ecdng nh\u1ea5t qu\u00e1n<\/h3>\n\n\n\n
T\u00f4i t\u1eebng th\u1ea5y m\u1ed9t x\u01b0\u1edfng chuy\u1ec3n t\u1eeb gi\u00e1 \u0111\u1ee1 th\u00e9p m\u1ec1m sang c\u00e1c chi ti\u1ebft th\u00e9p h\u1ee3p kim c\u01b0\u1eddng \u0111\u1ed9 cao ch\u1ec9 trong ch\u01b0a \u0111\u1ea7y m\u01b0\u1eddi ph\u00fat b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c mi\u1ebfng ch\u00e8n urethane m\u00f4-\u0111un. Nhanh. G\u1ecdn. \u1ea4n t\u01b0\u1ee3ng.<\/p>\n\n\n\n
\u0110\u1ebfn cu\u1ed1i tu\u1ea7n, c\u00e1c mi\u1ebfng ch\u00e8n cho th\u1ea5y hao m\u00f2n kh\u00f4ng \u0111\u1ec1u\u2014b\u1ecb nghi\u1ec1n \u1edf ph\u1ea7n ba b\u00ean tr\u00e1i c\u1ee7a b\u00e0n m\u00e1y.<\/p>\n\n\n\n
Thay nhanh ch\u1ec9 th\u1ef1c s\u1ef1 nhanh n\u1ebfu h\u00ecnh h\u1ecdc m\u00e1y c\u1ee7a b\u1ea1n trung th\u1ef1c. C\u00e1c h\u1ec7 th\u1ed1ng m\u00f4-\u0111un ph\u1ee5 thu\u1ed9c v\u00e0o vi\u1ec7c \u0111\u1ecbnh v\u1ecb ch\u00ednh x\u00e1c v\u00e0 si\u1ebft \u0111\u1ec1u. Sai l\u1ec7ch v\u00e0i ph\u1ea7n ngh\u00ecn inch tr\u00ean chi\u1ec1u d\u00e0i b\u00e0n c\u00f3 ngh\u0129a l\u00e0 ch\u1ed3ng ch\u00e8n \u0111ang ch\u1ecbu t\u1ea3i kh\u00f4ng \u0111\u1ec1u. Kh\u00f4ng gi\u1ed1ng khu\u00f4n \u0111\u01a1n kh\u1ed1i, c\u00e1c ch\u00e8n ph\u00e2n \u0111o\u1ea1n truy\u1ec1n t\u1ea3i m\u1ea5t c\u00e2n b\u1eb1ng \u0111\u00f3 th\u00f4ng qua s\u1ef1 n\u00e9n kh\u00e1c bi\u1ec7t.<\/p>\n\n\n\n
Nh\u01b0ng nh\u1eefng th\u00e0nh ph\u1ea7n hy sinh l\u1ea1i k\u1ec3 c\u00e2u chuy\u1ec7n c\u1ee7a ri\u00eang ch\u00fang.<\/p>\n\n\n\n
Khi ch\u1ec9 m\u1ed9t s\u1ed1 m\u00f4-\u0111un b\u1ecb s\u1eadp s\u1edbm, \u0111\u00f3 l\u00e0 b\u1eb1ng ch\u1ee9ng hi\u1ec7n tr\u01b0\u1eddng ch\u1ec9 ra \u0111\u1ed9 nghi\u00eang c\u1ee7a ram, b\u00f9 v\u1ed3ng k\u00e9m, ho\u1eb7c m\u00f2n kh\u00f4ng \u0111\u1ec1u c\u1ee7a b\u00e0n m\u00e1y. C\u00e1c m\u00e1y \u00e9p hi\u1ec7n \u0111\u1ea1i c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh trong ph\u1ea1m vi n\u1eeda \u0111\u1ed9 ch\u1ec9 trong ph\u1ea7n nh\u1ecf c\u1ee7a gi\u00e2y\u2014n\u1ebfu c\u1ea3m bi\u1ebfn ph\u1ea3n \u00e1nh \u0111\u00fang th\u1ef1c t\u1ebf. N\u1ebfu ch\u00fang kh\u00f4ng \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n, s\u1ef1 ti\u1ec7n l\u1ee3i c\u1ee7a b\u1ea1n tr\u1edf th\u00e0nh b\u1ea3n \u0111\u1ed3 l\u1ed7i ph\u00e2n t\u00e1n.<\/p>\n\n\n\n
C\u00e1c ch\u00e8n m\u00f4-\u0111un r\u1ea5t hi\u1ec7u qu\u1ea3 khi ch\u1ee7ng lo\u1ea1i s\u1ea3n ph\u1ea9m \u0111a d\u1ea1ng v\u00e0 t\u1ea3i tr\u1ecdng \u0111\u01b0\u1ee3c t\u00ednh l\u1ea1i cho t\u1eebng c\u00f4ng vi\u1ec7c. Ch\u00fang ch\u1ec9 l\u00e0 l\u1edbp \u0111\u1ec7m \u0111\u1eaft ti\u1ec1n khi x\u01b0\u1edfng cho r\u1eb1ng thi\u1ebft l\u1eadp h\u00f4m qua v\u1eabn \u00e1p d\u1ee5ng cho h\u1ee3p kim h\u00f4m nay.<\/p>\n\n\n\n
N\u1ebfu c\u00e1c ch\u00e8n c\u1ee7a b\u1ea1n m\u00f2n kh\u00f4ng \u0111\u1ec1u, v\u1ea5n \u0111\u1ec1 kh\u00f4ng n\u1eb1m \u1edf danh m\u1ee5c ch\u00e8n.<\/p>\n\n\n\n
\u0110\u00f3 l\u00e0 \u0111\u01b0\u1eddng \u0111i c\u1ee7a l\u1ef1c.<\/p>\n\n\n\n
\u0110i\u1ec1u n\u00e0y \u0111\u01b0a ch\u00fang ta \u0111\u1ebfn v\u1edbi ma s\u00e1t \u2014 k\u1ebb ph\u00e1 ho\u1ea1i th\u1ea7m l\u1eb7ng m\u00e0 h\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi c\u1ed1 g\u1eafng kh\u1eafc ph\u1ee5c b\u1eb1ng c\u00e1ch thay \u0111\u1ed5i k\u1ebft c\u1ea5u b\u1ec1 m\u1eb7t.<\/p>\n\n\n\n
L\u1edbp ph\u1ee7 ch\u1ed1ng tr\u01b0\u1ee3t v\u00e0 mi\u1ebfng ch\u00e8n c\u00f3 k\u1ebft c\u1ea5u: Gi\u1ea3i quy\u1ebft ma s\u00e1t b\u1ec1 m\u1eb7t m\u00e0 kh\u00f4ng l\u00e0m gi\u1ea3m tu\u1ed5i th\u1ecd khu\u00f4n.<\/h3>\n\n\n\n
H\u00e3y xem x\u00e9t t\u1ea5m th\u00e9p m\u1ea1 k\u1ebdm c\u00f2n d\u1ea7u c\u00e1n s\u00f3t l\u1ea1i. Trong qu\u00e1 tr\u00ecnh \u00e9p xu\u1ed1ng, t\u1ea5m tr\u01b0\u1ee3t m\u1ed9t milim\u00e9t tr\u01b0\u1edbc khi \u201c\u0103n\u201d. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh \u0111\u1ed5 l\u1ed7i cho \u201cv\u1eadt li\u1ec7u tr\u01a1n\u201d v\u00e0 \u0111\u1eb7t h\u00e0ng mi\u1ebfng ch\u00e8n c\u00f3 k\u1ebft c\u1ea5u k\u00e8m l\u1edbp ph\u1ee7 ch\u1ed1ng tr\u01b0\u1ee3t.<\/p>\n\n\n\n
Ma s\u00e1t kh\u00f4ng ch\u1ec9 l\u00e0 \u0111\u1ed9 nh\u00e1m. N\u00f3 l\u00e0 di\u1ec7n t\u00edch ti\u1ebfp x\u00fac th\u1ef1c t\u1ebf d\u01b0\u1edbi t\u1ea3i. M\u1ed9t mi\u1ebfng ch\u00e8n c\u00f3 k\u1ebft c\u1ea5u l\u00e0m t\u0103ng li\u00ean k\u1ebft c\u01a1 h\u1ecdc, \u0111\u00fang v\u1eady \u2014 nh\u01b0ng n\u00f3 c\u0169ng t\u1eadp trung \u1ee9ng su\u1ea5t ti\u1ebfp x\u00fac t\u1ea1i c\u00e1c \u0111\u1ec9nh nh\u00e1m nh\u1ecf. D\u01b0\u1edbi t\u1ea3i tr\u1ecdng l\u1edbn, c\u00e1c \u0111\u1ec9nh \u0111\u00f3 m\u00f2n \u0111\u1ea7u ti\u00ean. N\u1ebfu l\u1ef1c k\u1eb9p v\u00e0 \u0111\u1ed9 h\u1ed7 tr\u1ee3 c\u1ee7a th\u01b0\u1edbc ch\u1eb7n sau ch\u1ec9 \u1edf m\u1ee9c gi\u1edbi h\u1ea1n, k\u1ebft c\u1ea5u ch\u1ec9 t\u1ea1m th\u1eddi che gi\u1ea5u hi\u1ec7n t\u01b0\u1ee3ng tr\u01b0\u1ee3t trong khi l\u1ea1i l\u00e0m t\u0103ng t\u1ed1c \u0111\u1ed9 m\u00f2n c\u1ee7a mi\u1ebfng ch\u00e8n.<\/p>\n\n\n\n
Lau s\u1ea1ch t\u1ea5m v\u1eadt li\u1ec7u. Ki\u1ec3m tra \u00e1p l\u1ef1c k\u1eb9p. X\u00e1c nh\u1eadn \u0111\u1ed9 th\u1eb3ng h\u00e0ng c\u1ee7a th\u01b0\u1edbc ch\u1eb7n sau. Sau \u0111\u00f3 m\u1edbi c\u00e2n nh\u1eafc xem c\u00f3 c\u1ea7n k\u1ebft c\u1ea5u hay kh\u00f4ng.<\/p>\n\n\n\n
C\u00e1c gi\u1ea3i ph\u00e1p ch\u1ed1ng tr\u01b0\u1ee3t ph\u00f9 h\u1ee3p khi \u0111i\u1ec1u ki\u1ec7n b\u1ec1 m\u1eb7t kh\u00f4ng th\u1ec3 ki\u1ec3m so\u00e1t \u2014 ph\u00f4i c\u00f3 d\u1ea7u t\u1eeb c\u00f4ng \u0111o\u1ea1n tr\u01b0\u1edbc, v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c ph\u1ee7, ho\u1eb7c y\u00eau c\u1ea7u th\u1ea9m m\u1ef9 cao v\u1edbi m\u1ee9c cho ph\u00e9p v\u1ebft h\u1eb1n t\u1ed1i thi\u1ec3u. Nh\u01b0ng ch\u00fang ph\u1ea3i t\u01b0\u01a1ng th\u00edch v\u1edbi m\u1ee9c \u1ee9ng su\u1ea5t t\u1ea1o h\u00ecnh th\u1ef1c t\u1ebf. N\u1ebfu qu\u00e1 t\u1ea3i, l\u1edbp ph\u1ee7 s\u1ebd tr\u1edf th\u00e0nh \u201cnh\u00e2n ch\u1ee9ng hi sinh\u201d m\u1edbi.<\/p>\n\n\n\n
M\u1ed9t mi\u1ebfng \u0111\u1ec7m, kh\u1ed1i, m\u00e0ng, mi\u1ebfng ch\u00e8n ho\u1eb7c k\u1ebft c\u1ea5u kh\u00f4ng bao gi\u1edd l\u00e0 \u201cc\u1ee5c t\u1ea9y th\u1ea7n k\u1ef3\u201d cho s\u1ef1 ph\u00e2n b\u1ed1 l\u1ef1c sai l\u1ec7ch. N\u00f3 l\u00e0 m\u1eaft x\u00edch cu\u1ed1i c\u00f9ng trong chu\u1ed7i b\u1eaft \u0111\u1ea7u t\u1eeb l\u1ef1a ch\u1ecdn h\u1ee3p kim, h\u00ecnh h\u1ecdc khu\u00f4n v\u00e0 t\u1ea3i tr\u1ecdng \u0111\u00e3 \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n.<\/p>\n\n\n\n
N\u1ebfu b\u1ea1n ch\u1ecdn k\u1ef9 thu\u1eadt x\u1eed l\u00fd b\u1ec1 m\u1eb7t tr\u01b0\u1edbc khi ki\u1ec3m tra \u0111\u01b0\u1eddng truy\u1ec1n \u00e1p l\u1ef1c, b\u1ea1n ch\u01b0a th\u1ef1c s\u1ef1 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1.<\/p>\n\n\n\n
B\u1ea1n ch\u1ec9 \u0111ang tr\u00ec ho\u00e3n n\u00f3.<\/p>\n\n\n\n
Nh\u1eefng k\u1ebb gi\u1ebft ng\u01b0\u1eddi v\u00f4 h\u00ecnh: C\u0103n ch\u1ec9nh, \u0111\u1ed9 cong v\u1ed3ng v\u00e0 t\u00ednh song song.<\/h2>\n\n\n\n
B\u1ea1n mu\u1ed1n c\u00f3 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p c\u00f3 h\u1ec7 th\u1ed1ng \u0111\u1ec3 ki\u1ec3m tra s\u1ef1 ph\u00e2n b\u1ed1 \u00e1p l\u1ef1c tr\u01b0\u1edbc khi mua th\u00eam m\u1ed9t th\u00f9ng mi\u1ebfng \u0111\u1ec7m cao c\u1ea5p kh\u00e1c.<\/p>\n\n\n\n
T\u1ed1t. B\u1edfi v\u00ec cho \u0111\u1ebfn khi b\u1ea1n ki\u1ec3m tra c\u0103n ch\u1ec9nh, \u0111\u1ed9 cong v\u1ed3ng v\u00e0 song song d\u01b0\u1edbi t\u1ea3i, b\u1ea1n v\u1eabn \u0111ang ch\u1ea9n \u0111o\u00e1n trong t\u00ecnh tr\u1ea1ng b\u1ecb b\u1ecbt m\u1eaft.<\/p>\n\n\n\n
T\u00f4i \u0111\u00e3 t\u1eebng \u0111\u1ee9ng c\u1ea1nh m\u1ed9t m\u00e1y phanh d\u00e0i m\u01b0\u1eddi foot, n\u01a1i c\u00e1c g\u00f3c \u1edf gi\u1eefa ho\u00e0n h\u1ea3o nh\u01b0ng hai \u0111\u1ea7u l\u1ec7ch \u0111\u1ebfn hai \u0111\u1ed9. Ai c\u0169ng \u0111\u1ed5 l\u1ed7i cho mi\u1ebfng \u0111\u1ec7m. Nh\u1eefng mi\u1ebfng \u0111\u1ec7m \u0111\u00f3 c\u00f2n m\u1edbi, c\u00f3 \u0111\u1ed9 c\u1ee9ng cao, v\u00e0 \u0111\u1ee7 \u0111\u1eaft \u0111\u1ec3 khi\u1ebfn b\u1ed9 ph\u1eadn k\u1ebf to\u00e1n lo l\u1eafng. Nh\u01b0ng c\u00e1c b\u1ed9 ph\u1eadn hi sinh lu\u00f4n k\u1ec3 chuy\u1ec7n. M\u1eabu m\u00f2n n\u1eb7ng h\u01a1n \u1edf ph\u1ea7n ba b\u00ean tr\u00e1i, b\u00f3ng lo\u00e1ng \u1edf gi\u1eefa, g\u1ea7n nh\u01b0 kh\u00f4ng ch\u1ea1m b\u00ean ph\u1ea3i. \u0110\u00f3 kh\u00f4ng ph\u1ea3i v\u1ea5n \u0111\u1ec1 v\u1eadt li\u1ec7u. \u0110\u00f3 l\u00e0 h\u00ecnh h\u1ecdc \u0111ang th\u00fa nh\u1eadn.<\/p>\n\n\n\n
K\u1ef9 thu\u1eadt b\u1ec1 m\u1eb7t l\u00e0 h\u1ea1 ngu\u1ed3n. H\u00ecnh h\u1ecdc l\u00e0 th\u01b0\u1ee3ng ngu\u1ed3n.<\/p>\n\n\n\n
N\u1ebfu b\u1ea1n kh\u00f4ng ch\u1eafc ch\u1eafn r\u1eb1ng khung v\u00e0 tr\u01b0\u1ee3t \u0111ang truy\u1ec1n l\u1ef1c \u0111\u1ed3ng \u0111\u1ec1u tr\u00ean to\u00e0n gi\u01b0\u1eddng m\u00e1y, th\u00ec m\u1ecdi mi\u1ebfng \u0111\u1ec7m b\u1ea1n l\u1eafp ch\u1ec9 nh\u01b0 vi\u00ean ph\u1ea5n \u1edf \u0111\u1ea7u c\u00e2y c\u01a1 b\u1ecb cong. V\u1eady n\u00ean h\u00e3y ki\u1ec3m tra hi\u1ec7n tr\u01b0\u1eddng th\u1eadt k\u1ef9 l\u01b0\u1ee1ng.<\/p>\n\n\n\n
Sai l\u1ec7ch 0,005\u2033 \u1edf tr\u01b0\u1ee3t tr\u00ean khi\u1ebfn cho mi\u1ebfng \u0111\u1ec7m cao c\u1ea5p tr\u1edf n\u00ean v\u00f4 d\u1ee5ng nh\u01b0 th\u1ebf n\u00e0o.<\/h3>\n\n\n\n
N\u0103m ph\u1ea7n ngh\u00ecn inch nghe c\u00f3 v\u1ebb ch\u1eb3ng \u0111\u00e1ng s\u1ee3 v\u1edbi h\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi.<\/p>\n\n\n\n
Nh\u01b0ng \u0111\u00e1ng l\u1ebd n\u00f3 ph\u1ea3i \u0111\u00e1ng s\u1ee3.<\/p>\n\n\n\n
To\u00e1n h\u1ecdc kh\u00f4ng quan t\u00e2m \u0111\u1ebfn th\u1eddi h\u1ea1n c\u1ee7a b\u1ea1n. Tr\u00ean m\u1ed9t gi\u01b0\u1eddng d\u00e0i 120 inch, \u0111\u1ed9 nghi\u00eang 0,005 inch ngh\u0129a l\u00e0 m\u1ed9t b\u00ean khu\u00f4n c\u1ee7a b\u1ea1n \u0111\u00f3ng tr\u01b0\u1edbc. B\u00ean \u0111\u00f3 ch\u1ecbu t\u1ea3i \u0111\u1ea7u ti\u00ean. Urethane kh\u00f4ng chia t\u1ea3i nh\u01b0 th\u00e9p; n\u00f3 n\u00e9n t\u1ea1i \u0111i\u1ec3m b\u1ecb t\u00e1c \u0111\u1ed9ng. V\u00ec v\u1eady, b\u00ean ti\u1ebfp x\u00fac s\u1edbm ch\u1ecbu ph\u1ea7n t\u1ea3i tr\u1ecdng kh\u00f4ng c\u00e2n x\u1ee9ng cho \u0111\u1ebfn khi ph\u1ea7n c\u00f2n l\u1ea1i c\u1ee7a tr\u01b0\u1ee3t tr\u00ean ch\u1ea1m xu\u1ed1ng. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 \u0111\u1ec7m. \u0110\u00f3 l\u00e0 qu\u00e1 t\u1ea3i c\u1ee5c b\u1ed9.<\/p>\n\n\n\n
Gi\u1ea3 \u0111\u1ecbnh nh\u01b0ng th\u1ef1c t\u1ebf: b\u1ea1n \u0111ang t\u1ea1o h\u00ecnh t\u1ea5m 5052 d\u00e0y 1\/8 inch tr\u00ean chi\u1ec1u d\u00e0i t\u00e1m feet. Tonnage y\u00eau c\u1ea7u cho bi\u1ebft l\u00e0 60 t\u1ea5n. V\u00ec l\u1ec7ch t\u00e2m, 30 inch b\u00ean tr\u00e1i th\u1ef1c t\u1ebf ti\u1ebfp x\u00fac tr\u01b0\u1edbc v\u00e0 h\u1ea5p th\u1ee5 m\u1ed9t \u0111\u1ec9nh t\u1ea3i\u2014c\u00f3 th\u1ec3 kh\u00f4ng ph\u1ea3i to\u00e0n b\u1ed9 60 t\u1ea5n, nh\u01b0ng l\u00e0 m\u1ed9t t\u1ef7 l\u1ec7 \u0111\u00e1ng k\u1ec3\u2014tr\u01b0\u1edbc khi ph\u1ea7n c\u00f2n l\u1ea1i tham gia. \u0110\u1ec9nh t\u1ea3i \u0111\u00f3 v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n m\u1ecfi n\u00e9n c\u1ee7a mi\u1ebfng \u0111\u1ec7m \u1edf v\u00f9ng \u0111\u00f3. Sau m\u1ed9t tu\u1ea7n, ph\u1ea7n \u0111\u00f3 b\u1ecb ph\u1ed3ng v\u00e0 n\u1ee9t. Ph\u1ea7n c\u00f2n l\u1ea1i th\u00ec tr\u00f4ng v\u1eabn \u1ed5n.<\/p>\n\n\n\n
Thu\u1ebf t\u00e2n binh.<\/p>\n\n\n\n
M\u00e1y ch\u1ea5n CNC hi\u1ec7n \u0111\u1ea1i s\u1ebd b\u00e1o c\u00e1c sai l\u1ec7ch tr\u1ee5c Y nh\u1ecf h\u01a1n m\u1ed9t ph\u1ea7n milim\u00e9t tr\u00ean to\u00e0n h\u00e0nh tr\u00ecnh, v\u00e0 \u0111i\u1ec1u \u0111\u00f3 l\u00e0 c\u1ea7n thi\u1ebft. N\u1ebfu \u0111i\u1ec3m c\u01a1 kh\u00ed zero c\u1ee7a b\u1ea1n b\u1ecb l\u1ec7ch, n\u1ebfu c\u00e1c d\u1eabn h\u01b0\u1edbng \u0111\u00e3 m\u00f2n, n\u1ebfu gibs c\u00f3 khe h\u1edf b\u1ea1n c\u00f3 th\u1ec3 c\u1ea3m nh\u1eadn b\u1eb1ng m\u00f3ng tay, th\u00ec b\u1ea1n kh\u00f4ng \u0111ang ch\u1ea5n \u0111\u1ec1u. B\u1ea1n \u0111ang c\u1eaft ng\u1eafn tu\u1ed5i th\u1ecd \u1edf m\u1ed9t b\u00ean c\u1ee7a m\u1ed7i l\u1edbp hy sinh b\u1ea1n l\u1eafp \u0111\u1eb7t.<\/p>\n\n\n\n
V\u00e0 khi mi\u1ebfng \u0111\u1ec7m h\u1ecfng kh\u00f4ng \u0111\u1ed1i x\u1ee9ng, m\u00e1y v\u1eeba cho b\u1ea1n bi\u1ebft n\u01a1i c\u1ea7n t\u00ecm.<\/p>\n\n\n\n
V\u1eady t\u1ea1i sao m\u1ed9t s\u1ed1 b\u00e0n l\u1ea1i l\u00e0m m\u00f2n mi\u1ebfng \u0111\u1ec7m \u1edf gi\u1eefa trong khi hai \u0111\u1ea7u v\u1eabn m\u1edbi?<\/p>\n\n\n\n
Y\u1ebfu t\u1ed1 Crowning: T\u1ea1i sao mi\u1ebfng \u0111\u1ec7m h\u1ecfng \u1edf gi\u1eefa b\u00e0n trong khi hai \u0111\u1ea7u v\u1eabn m\u1edbi<\/h3>\n\n\n\n
H\u00ecnh dung m\u1ed9t b\u00e0n d\u00e0i ch\u1ecbu t\u1ea3i n\u1eb7ng.<\/p>\n\n\n\n
Th\u00e9p b\u1ecb bi\u1ebfn d\u1ea1ng. Khung gi\u00e3n n\u1edf. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u1ed7i; \u0111\u00f3 l\u00e0 v\u1eadt l\u00fd. N\u1ebfu kh\u00f4ng c\u00f3 crowning\u2014b\u00f9 l\u00ean c\u00f3 ch\u1ee7 \u00fd \u1edf b\u00e0n ho\u1eb7c thanh ch\u1ea5n\u2014ph\u1ea7n gi\u1eefa s\u1ebd x\u1ec7 xu\u1ed1ng d\u01b0\u1edbi t\u1ea3i tr\u1ecdng. Khe m\u1edf c\u1ee7a khu\u00f4n th\u1ef1c t\u1ebf b\u1ecb h\u1eb9p l\u1ea1i \u1edf \u0111\u00f3. T\u1ea5m kim lo\u1ea1i ch\u1ecbu \u1ee9ng su\u1ea5t t\u1ea1o h\u00ecnh cao h\u01a1n \u1edf gi\u1eefa so v\u1edbi hai \u0111\u1ea7u.<\/p>\n\n\n\n
Gi\u1edd th\u00eam m\u1ed9t mi\u1ebfng \u0111\u1ec7m \u0111\u00e0n h\u1ed3i.<\/p>\n\n\n\n
Ph\u1ea7n gi\u1eefa b\u1ecb n\u00e9n m\u1ea1nh h\u01a1n v\u00ec ch\u1ecbu \u00e1p l\u1ef1c cao h\u01a1n. Theo th\u1eddi gian, b\u1ea1n s\u1ebd th\u1ea5y m\u1ed9t r\u00e3nh m\u00f2n \u1edf gi\u1eefa mi\u1ebfng \u0111\u1ec7m trong khi hai \u0111\u1ea7u v\u1eabn tr\u00f4ng nh\u01b0 m\u1edbi xu\u1ea5t x\u01b0\u1edfng. Th\u1ee3 v\u1eadn h\u00e0nh g\u1ecdi \u0111\u00f3 l\u00e0 \u201cv\u1eadt li\u1ec7u l\u1ed7i l\u00f4\u201d. T\u00f4i g\u1ecdi \u0111\u00f3 l\u00e0 bi\u1ebfn d\u1ea1ng kh\u00f4ng \u0111\u01b0\u1ee3c b\u00f9.<\/p>\n\n\n\n
M\u00e1y cao c\u1ea5p v\u1edbi khung c\u1ee9ng v\u00e0 ph\u1ea3n h\u1ed3i g\u00f3c theo th\u1eddi gian th\u1ef1c gi\u1ea3m b\u1edbt t\u00ecnh hu\u1ed1ng n\u00e0y. Ch\u00fang gi\u1ea3m bi\u1ebfn d\u1ea1ng m\u1ea1nh \u0111\u1ebfn m\u1ee9c crowning tr\u1edf n\u00ean tinh t\u1ebf, \u0111\u00f4i khi g\u1ea7n nh\u01b0 v\u00f4 h\u00ecnh trong c\u00f4ng vi\u1ec7c h\u00e0ng ng\u00e0y. Nh\u01b0ng m\u00e1y ch\u1ea5n c\u0169? B\u00e0n d\u00e0i tr\u00ean ba m\u00e9t? Crowning b\u1eb1ng n\u00eam c\u01a1 kh\u00ed t\u1ecf r\u00f5 gi\u00e1 tr\u1ecb \u1edf \u0111\u00f3 v\u00ec n\u00f3 ch\u1ed1ng x\u1ec7 v\u1edbi b\u00f9 c\u1ee9ng, d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c thay v\u00ec drift th\u1ee7y l\u1ef1c.<\/p>\n\n\n\n
Mi\u1ebfng \u0111\u1ec7m kh\u00f4ng s\u1eeda x\u1ec7. N\u00f3 \u0111\u00e1p theo x\u1ec7.<\/p>\n\n\n\n
N\u1ebfu ph\u1ea7n gi\u1eefa h\u1ecfng tr\u01b0\u1edbc, khung m\u00e1y \u0111ang l\u00ean ti\u1ebfng.<\/p>\n\n\n\n
Nh\u01b0ng \u0111\u00e2y l\u00e0 \u0111i\u1ec1u c\u1ea7n l\u01b0u \u00fd: ki\u1ec3m tra crowning khi ngh\u1ec9 g\u1ea7n nh\u01b0 ch\u1eb3ng n\u00f3i \u0111\u01b0\u1ee3c g\u00ec v\u1ec1 chuy\u1ec7n x\u1ea3y ra khi 100 t\u1ea5n t\u00e1c \u0111\u1ed9ng l\u00ean b\u00e0n.<\/p>\n\n\n\n
V\u1eady b\u1ea1n \u0111ang \u0111o song song nh\u01b0 th\u1ebf n\u00e0o?<\/p>\n\n\n\n
Ki\u1ec3m tra song song khi ch\u1ecbu t\u1ea3i so v\u1edbi khi ngh\u1ec9: bi\u1ebfn s\u1ed1 bi\u1ebfn d\u1ea1ng<\/h3>\n\n\n\n
H\u1ea7u h\u1ebft c\u00e1c x\u01b0\u1edfng ki\u1ec3m tra c\u0103n ch\u1ec9nh khi thanh ch\u1ea5n d\u1eebng v\u00e0 m\u00e1y y\u00ean \u1eafng.<\/p>\n\n\n\n
\u0110\u00f3 m\u1edbi ch\u1ec9 l\u00e0 n\u1eeda hi\u1ec7n tr\u01b0\u1eddng.<\/p>\n\n\n\n
Khi ch\u1ecbu t\u1ea3i, ma s\u00e1t \u1edf thanh d\u1eabn m\u00f2n, b\u00f4i tr\u01a1n kh\u00f4ng \u0111\u1ec1u, ho\u1eb7c khe h\u1edf gibs qu\u00e1 m\u1ee9c c\u00f3 th\u1ec3 khi\u1ebfn thanh ch\u1ea5n m\u1ea5t song song gi\u1eefa h\u00e0nh tr\u00ecnh. T\u00f4i t\u1eebng th\u1ea5y m\u00e1y ch\u1ea5n tr\u00f4ng vu\u00f4ng g\u00f3c tr\u00ean \u0111\u1ed3ng h\u1ed3 \u0111o khi ngh\u1ec9, nh\u01b0ng khi ch\u1ecbu \u00e1p l\u1ef1c t\u1ea1o h\u00ecnh th\u00ec xo\u1eafn v\u1eeba \u0111\u1ee7 \u0111\u1ec3 l\u00e0m c\u00e1c \u0111\u1ea7u l\u1ec7ch v\u00e0i \u0111\u1ed9. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh \u0111\u1ed5 l\u1ed7i cho crowning. H\u1ecd th\u00eam shim. H\u1ecd thay mi\u1ebfng \u0111\u1ec7m.<\/p>\n\n\n\n
Trong khi th\u1ee7 ph\u1ea1m th\u1ef1c s\u1ef1 l\u00e0 khe h\u1edf m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 lu\u1ed3n m\u1ed9t l\u00e1 th\u01b0\u1edbc 0,008 inch v\u00e0o \u1edf gibs.<\/p>\n\n\n\n
To\u00e1n h\u1ecdc kh\u00f4ng quan t\u00e2m \u0111\u1ebfn h\u1ea1n ch\u00f3t c\u1ee7a b\u1ea1n. Khi ch\u1ecbu t\u1ea3i, c\u00e1c vect\u01a1 l\u1ef1c thay \u0111\u1ed5i. N\u1ebfu m\u1ed9t thanh d\u1eabn b\u1ecb k\u1eb9t, ph\u00eda \u0111\u1ed1i di\u1ec7n s\u1ebd ch\u1ecbu nhi\u1ec1u t\u1ea3i h\u01a1n. Piston kh\u00f4ng h\u1ea1 xu\u1ed1ng nh\u01b0 m\u1ed9t m\u1eb7t ph\u1eb3ng; n\u00f3 h\u1ea1 xu\u1ed1ng nh\u01b0 m\u1ed9t s\u1ef1 th\u1ecfa hi\u1ec7p gi\u1eefa ma s\u00e1t v\u00e0 l\u1ef1c. Mi\u1ebfng \u0111\u1ec7m c\u1ee7a b\u1ea1n tr\u1edf th\u00e0nh b\u1ed9 gi\u1ea3m ch\u1ea5n cho s\u1ef1 th\u1ecfa hi\u1ec7p \u0111\u00f3.<\/p>\n\n\n\n
V\u00ec v\u1eady b\u1ea1n \u0111o trong khi m\u00e1y \u0111ang v\u1eadn h\u00e0nh. H\u00e0nh tr\u00ecnh \u0111\u1ea7y \u0111\u1ee7. D\u01b0\u1edbi t\u1ea3i tr\u1ecdng \u0111\u1ea1i di\u1ec7n. \u0110\u1ed3ng h\u1ed3 \u0111o \u1edf c\u1ea3 hai \u0111\u1ea7u. Th\u1eed u\u1ed1n d\u1ecdc theo chi\u1ec1u d\u00e0i. So s\u00e1nh g\u00f3c \u1edf kho\u1ea3ng c\u00e1ch b\u1eb1ng nhau t\u1eeb t\u00e2m. B\u1ea1n kh\u00f4ng t\u00ecm ki\u1ebfm s\u1ef1 ho\u00e0n h\u1ea3o; b\u1ea1n \u0111ang l\u1eadp b\u1ea3n \u0111\u1ed3 \u0111\u1ed9 cong.<\/p>\n\n\n\n
B\u1edfi m\u1ed9t khi b\u1ea1n th\u1ea5y c\u00e1ch m\u00e0 m\u00e1y ho\u1ea1t \u0111\u1ed9ng khi l\u00e0m vi\u1ec7c th\u1ef1c s\u1ef1, ch\u1ee9 kh\u00f4ng ph\u1ea3i khi t\u1ea1o d\u00e1ng, b\u1ea1n c\u00f3 th\u1ec3 ph\u00e2n bi\u1ec7t nhu c\u1ea7u hi\u1ec7u ch\u1ec9nh \u0111\u1ed9 cong th\u1eadt s\u1ef1 v\u1edbi s\u1ef1 b\u1ecf b\u00ea b\u1ea3o d\u01b0\u1ee1ng piston.<\/p>\n\n\n\n
V\u00e0 \u0111i\u1ec1u \u0111\u00f3 d\u1eabn \u0111\u1ebfn c\u00e1m d\u1ed7 m\u00e0 t\u00f4i th\u1ea5y qu\u00e1 th\u01b0\u1eddng xuy\u00ean.<\/p>\n\n\n\n
N\u1ebfu b\u00e0n m\u00e1y kh\u00f4ng ho\u00e0n to\u00e0n ch\u00ednh x\u00e1c, th\u00ec mi\u1ebfng \u0111\u1ec7m m\u1ec1m h\u01a1n l\u00e0 b\u1ed9 \u0111\u1ec7m th\u00f4ng minh \u2014 hay l\u00e0 x\u0103ng \u0111\u1ed5 v\u00e0o l\u1eeda?<\/p>\n\n\n\n
Vi\u1ec7c th\u00eam mi\u1ebfng \u0111\u1ec7m m\u1ec1m h\u01a1n c\u00f3 l\u00e0m t\u0103ng s\u1ef1 kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u tr\u00ean b\u00e0n m\u00e1y kh\u00f4ng?<\/h3>\n\n\n\n
M\u1ec1m h\u01a1n th\u00ec c\u1ea3m th\u1ea5y an to\u00e0n h\u01a1n.<\/p>\n\n\n\n
Nh\u01b0ng kh\u00f4ng h\u1ec1 nh\u1ecf.<\/p>\n\n\n\n
Mi\u1ebfng \u0111\u1ec7m \u0111\u1ed9 c\u1ee9ng th\u1ea5p h\u01a1n l\u00e0m t\u0103ng \u0111\u1ed9 linh ho\u1ea1t. \u0110\u1ed9 linh ho\u1ea1t l\u00e0m n\u1ed5i b\u1eadt s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 \u00e1p su\u1ea5t. N\u01a1i l\u1ef1c h\u01a1i cao h\u01a1n, \u0111\u1ed9 n\u00e9n t\u0103ng kh\u00f4ng t\u1ef7 l\u1ec7. \u0110i\u1ec1u \u0111\u00f3 thay \u0111\u1ed5i h\u00ecnh h\u1ecdc hi\u1ec7u qu\u1ea3 c\u1ee7a khu\u00f4n \u1edf t\u1eebng v\u1ecb tr\u00ed \u2014 V h\u1eb9p h\u01a1n \u1edf \u0111\u00e2y, V r\u1ed9ng h\u01a1n \u1edf kia. \u0110\u1ed9 h\u1ed3i l\u00f2 xo thay \u0111\u1ed5i d\u1ecdc theo chi\u1ec1u d\u00e0i s\u1ea3n ph\u1ea9m. Gi\u1edd b\u1ea1n \u0111u\u1ed5i theo g\u00f3c b\u1eb1ng c\u00e1c \u0111i\u1ec1u ch\u1ec9nh piston m\u00e0 che gi\u1ea5u v\u1ea5n \u0111\u1ec1 ph\u00e2n b\u1ed1 l\u1ef1c th\u1ef1c s\u1ef1.<\/p>\n\n\n\n
\u0110\u00f3 l\u00e0 \"\u1ea3o t\u01b0\u1edfng v\u1ec1 t\u1ea3i tr\u1ecdng\" \u2014 tin r\u1eb1ng b\u1ea1n c\u00f3 th\u1ec3 \u00e9p ra s\u1ef1 \u0111\u1ed3ng \u0111\u1ec1u t\u1eeb m\u1ed9t h\u1ec7 th\u1ed1ng kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u.<\/p>\n\n\n\n
Tr\u00ean m\u1ed9t m\u00e1y \u0111\u01b0\u1ee3c c\u0103n ch\u1ec9nh ho\u00e0n h\u1ea3o v\u00e0 hi\u1ec7u ch\u1ec9nh \u0111\u1ed9 cong \u0111\u00fang c\u00e1ch, mi\u1ebfng \u0111\u1ec7m m\u1ec1m h\u01a1n c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t m\u00e0 kh\u00f4ng ph\u00e1 h\u1ecfng s\u1ef1 nh\u1ea5t qu\u00e1n. Tr\u00ean m\u1ed9t m\u00e1y c\u00f3 \u0111\u1ed9 nghi\u00eang ho\u1eb7c v\u00f5ng \u1ea9n, n\u00f3 tr\u1edf th\u00e0nh b\u1ed9 khu\u1ebfch \u0111\u1ea1i cho nh\u1eefng sai l\u1ec7ch h\u00ecnh h\u1ecdc. Mi\u1ebfng \u0111\u1ec7m kh\u00f4ng c\u00e2n b\u1eb1ng l\u1ef1c; n\u00f3 b\u1ed9c l\u1ed9 n\u01a1i l\u1ef1c kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u b\u1eb1ng c\u00e1ch h\u1ecfng nhanh h\u01a1n \u1edf \u0111\u00f3.<\/p>\n\n\n\n
C\u00e1c b\u1ed9 ph\u1eadn hy sinh kh\u00f4ng n\u00f3i d\u1ed1i. Ch\u00fang bi\u1ebfn d\u1ea1ng \u0111\u00fang \u1edf n\u01a1i h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n y\u1ebfu nh\u1ea5t.<\/p>\n\n\n\n
V\u00ec v\u1eady tr\u01b0\u1edbc khi b\u1ea1n ch\u1ecdn \u0111\u1ed9 c\u1ee9ng, \u0111\u1ed9 d\u00e0y ho\u1eb7c th\u01b0\u01a1ng hi\u1ec7u, b\u1ea1n x\u00e1c minh \u0111\u01b0\u1eddng \u0111i c\u1ee7a l\u1ef1c: c\u0103n ch\u1ec9nh khi ch\u1ecbu t\u1ea3i, b\u00f9 \u0111\u1ed9 cong, song song trong su\u1ed1t h\u00e0nh tr\u00ecnh, t\u00ecnh tr\u1ea1ng thanh d\u1eabn, \u0111\u1ed9 h\u1edf g\u1ed1i tr\u01b0\u1ee3t. B\u1ea1n coi c\u00e1c m\u1eabu m\u00f2n nh\u01b0 b\u1eb1ng ch\u1ee9ng, kh\u00f4ng ph\u1ea3i s\u1ef1 phi\u1ec1n to\u00e1i.<\/p>\n\n\n\n
B\u1edfi m\u1ed9t khi b\u1ea1n hi\u1ec3u c\u00e1ch nh\u1eefng \"k\u1ebb gi\u1ebft v\u00f4 h\u00ecnh\" n\u00e0y \u0111\u1ecbnh h\u00ecnh s\u1ef1 ph\u00e2n b\u1ed1 \u00e1p su\u1ea5t, c\u00e2u h\u1ecfi ti\u1ebfp theo kh\u00f4ng ph\u1ea3i l\u00e0 mua mi\u1ebfng \u0111\u1ec7m n\u00e0o.<\/p>\n\n\n\n
M\u00e0 l\u00e0 c\u00e1ch ti\u1ebfn h\u00e0nh m\u1ed9t chu\u1ed7i ch\u1ea9n \u0111o\u00e1n c\u00f3 k\u1ef7 lu\u1eadt tr\u01b0\u1edbc khi mua b\u1ea5t c\u1ee9 th\u1ee9 g\u00ec.<\/p>\n\n\n\n
Giao th\u1ee9c ch\u1ea9n \u0111o\u00e1n: Nh\u1eefng g\u00ec c\u1ea7n ki\u1ec3m tra tr\u01b0\u1edbc khi \u0111\u1eb7t h\u00e0ng thay th\u1ebf<\/h2>\n\n\n\n
B\u1ea1n mu\u1ed1n tr\u00ecnh t\u1ef1 ch\u00ednh x\u00e1c \u0111\u1ec3 x\u00e1c minh c\u0103n ch\u1ec9nh, hi\u1ec7u ch\u1ec9nh \u0111\u1ed9 cong, v\u00e0 song song khi ch\u1ecbu t\u1ea3i tr\u01b0\u1edbc khi mua m\u1ed9t mi\u1ebfng \u0111\u1ec7m kh\u00e1c.<\/p>\n\n\n\n
T\u1ed1t. B\u1edfi n\u1ebfu b\u1ea1n thay \u0111\u1ed5i v\u1eadt ti\u00eau hao tr\u01b0\u1edbc khi x\u00e1c minh \u0111\u01b0\u1eddng \u0111i c\u1ee7a l\u1ef1c, b\u1ea1n kh\u00f4ng kh\u1eafc ph\u1ee5c v\u1ea5n \u0111\u1ec1 \u2014 b\u1ea1n \u0111ang tr\u1ea3 h\u1ecdc ph\u00ed cho c\u00f9ng m\u1ed9t sai l\u1ea7m.<\/p>\n\n\n\n
\u0110\u00e2y l\u00e0 \u0111i\u1ec1u tra hi\u1ec7n tr\u01b0\u1eddng x\u01b0\u1edfng. Mi\u1ebfng \u0111\u1ec7m l\u00e0 n\u1ea1n nh\u00e2n. M\u00e1y l\u00e0 nghi ph\u1ea1m. Tr\u00ecnh t\u1ef1 quan tr\u1ecdng v\u00ec m\u1ed7i b\u01b0\u1edbc lo\u1ea1i b\u1ecf m\u1ed9t n\u01a1i \u1ea9n c\u1ee7a ph\u00e2n b\u1ed1 l\u1ef1c x\u1ea5u. B\u1ecf qua th\u1ee9 t\u1ef1 v\u00e0 b\u1ea1n s\u1ebd che m\u1ed9t l\u1ed7i b\u1eb1ng m\u1ed9t l\u1ed7i kh\u00e1c.<\/p>\n\n\n\n
\u0110\u00e2y l\u00e0 giao th\u1ee9c.<\/p>\n\n\n\n
B\u01b0\u1edbc 1: X\u00e1c minh t\u1ea3i tr\u1ecdng so v\u1edbi s\u1ee9c kh\u00e1ng th\u1ef1c t\u1ebf c\u1ee7a v\u1eadt li\u1ec7u (kh\u00f4ng ph\u1ea3i th\u00f4ng s\u1ed1 tr\u00ean b\u1ea3ng t\u00ean)<\/h3>\n\n\n\n
C\u00e1c ph\u00e9p to\u00e1n kh\u00f4ng quan t\u00e2m \u0111\u1ebfn h\u1ea1n ch\u00f3t c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n
B\u1eaft \u0111\u1ea7u v\u1edbi l\u1ef1c \u00e9p th\u1ef1c t\u1ebf c\u1ee7a ram khi ch\u1ecbu t\u1ea3i, kh\u00f4ng ph\u1ea3i l\u00e0 nh\u00e3n d\u00e1n tr\u00ean khung v\u00e0 c\u0169ng kh\u00f4ng ph\u1ea3i con s\u1ed1 ph\u1ea7n m\u1ec1m d\u1ef1 \u0111o\u00e1n. S\u1ed1 t\u1ea5n \u0111\u01b0\u1ee3c \u0111\u1ecbnh m\u1ee9c \u00e1p d\u1ee5ng tr\u00ean m\u1ed9t chi\u1ec1u d\u00e0i ph\u00e2n b\u1ed1, \u1edf m\u1ed9t kho\u1ea3ng c\u00e1ch x\u00e1c \u0111\u1ecbnh t\u1eeb c\u00e1c \u0111i\u1ec3m t\u1ef1a. Thay \u0111\u1ed5i chi\u1ec1u r\u1ed9ng ch\u00e0y, thay \u0111\u1ed5i chi\u1ec1u d\u00e0i u\u1ed1n, t\u1eadp trung t\u1ea3i tr\u1ecdng, v\u00e0 tr\u1ea1ng th\u00e1i \u1ee9ng su\u1ea5t th\u1ef1c t\u1ebf s\u1ebd thay \u0111\u1ed5i.<\/p>\n\n\n\n
L\u1eafp \u0111\u1eb7t c\u1ea3m bi\u1ebfn l\u1ef1c \u0111\u00e3 \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n ho\u1eb7c ki\u1ec3m tra c\u00e1c load cell hi\u1ec7n c\u00f3. N\u0103m ph\u00fat d\u1eef li\u1ec7u th\u1ef1c t\u1ebf khi u\u1ed1n th\u1eed \u0111\u1ea1i di\u1ec7n c\u00f2n gi\u00e1 tr\u1ecb h\u01a1n hai m\u01b0\u01a1i ph\u00fat u\u1ed1n th\u1eed v\u00e0 \u0111o\u00e1n. T\u00f4i \u0111\u00e3 th\u1ea5y m\u00e1y t\u0103ng hi\u1ec7u su\u1ea5t h\u01a1n 15 ph\u1ea7n tr\u0103m do \u0111i\u1ec3m zero b\u1ecb l\u1ec7ch. T\u00f4i c\u0169ng \u0111\u00e3 th\u1ea5y m\u00e1y b\u00e1o thi\u1ebfu t\u1ea3i trong khi th\u1ef1c t\u1ebf \u0111ang \u0111\u1eadp m\u1ea1nh v\u00e0o gi\u1eefa b\u00e0n.<\/p>\n\n\n\n
N\u1ebfu y\u00eau c\u1ea7u t\u00ednh to\u00e1n c\u1ee7a b\u1ea1n l\u00e0 60 t\u1ea5n nh\u01b0ng c\u1ea3m bi\u1ebfn cho th\u1ea5y 72 t\u1ea5n \u1edf m\u1ee9c c\u1ef1c \u0111\u1ea1i, \u0111\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 sai s\u1ed1 l\u00e0m tr\u00f2n. \u0110\u00f3 l\u00e0 s\u1ef1 qu\u00e1 t\u1ea3i t\u1eadp trung \u1edf \u0111\u00e2u \u0111\u00f3.<\/p>\n\n\n\n
V\u00e0 n\u1ebfu b\u1ea1n kh\u00f4ng tin v\u00e0o c\u1ea3m bi\u1ebfn, h\u00e3y ch\u1ee9ng minh b\u1eb1ng c\u00e1ch th\u1eed u\u1ed1n th\u00e9p m\u1ec1m \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t v\u00e0 so s\u00e1nh g\u00f3c u\u1ed1n v\u1edbi \u0111\u1ed9 h\u1ed3i l\u00f2 xo d\u1ef1 \u0111o\u00e1n. M\u00e1y phanh hi\u1ec7n \u0111\u1ea1i c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh trong n\u1eeda \u0111\u1ed9 ch\u1ec9 trong v\u00e0i ph\u1ea7n gi\u00e2y \u2014 n\u1ebfu c\u1ea3m bi\u1ebfn ph\u1ea3n \u00e1nh \u0111\u00fang s\u1ef1 th\u1eadt.<\/p>\n\n\n\n
T\u1ea1i sao b\u1eaft \u0111\u1ea7u t\u1eeb \u0111\u00e2y?<\/p>\n\n\n\n
B\u1edfi v\u00ec m\u1ecdi b\u01b0\u1edbc ki\u1ec3m tra c\u0103n ch\u1ec9nh v\u00e0 \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 cong sau \u0111\u00f3 \u0111\u1ec1u ph\u1ee5 thu\u1ed9c v\u00e0o vi\u1ec7c bi\u1ebft ch\u00ednh x\u00e1c t\u1ea3i tr\u1ecdng m\u00e0 b\u1ea1n \u0111ang \u00e1p d\u1ee5ng. Ch\u1ea9n \u0111o\u00e1n h\u00ecnh h\u1ecdc d\u1ef1a tr\u00ean m\u1ed9t th\u00f4ng tin sai, v\u00e0 k\u1ebft lu\u1eadn c\u1ee7a b\u1ea1n s\u1ebd b\u1ecb l\u1ec7ch.<\/p>\n\n\n\n
V\u00ec v\u1eady, m\u1ed9t khi b\u1ea1n tin t\u01b0\u1edfng v\u00e0o s\u1ed1 t\u1ea5n l\u1ef1c, th\u00ec l\u1ef1c \u0111\u00f3 \u0111ang t\u00e1c \u0111\u1ed9ng qua h\u00ecnh h\u1ecdc n\u00e0o?<\/p>\n\n\n\n
B\u01b0\u1edbc 2: X\u00e1c th\u1ef1c chi\u1ec1u r\u1ed9ng ch\u00e0y v\u00e0 b\u00e1n k\u00ednh ch\u00e0y \u0111\u1ed1i v\u1edbi \u0111\u1ed9 d\u00e0y v\u1eadt li\u1ec7u c\u1ee5 th\u1ec3<\/h3>\n\n\n\n
Tr\u01b0\u1edbc khi ch\u1ea1m v\u00e0o c\u1edd l\u00ea, h\u00e3y x\u00e1c nh\u1eadn chi\u1ec1u m\u1edf c\u1ee7a ch\u00e0y v\u00e0 b\u00e1n k\u00ednh ch\u00e0y ph\u00f9 h\u1ee3p v\u1edbi v\u1eadt li\u1ec7u \u0111ang c\u00f3 \u2014 kh\u00f4ng ph\u1ea3i v\u1eadt li\u1ec7u c\u1ee7a c\u00f4ng vi\u1ec7c tu\u1ea7n tr\u01b0\u1edbc.<\/p>\n\n\n\n
Ch\u00e0y V h\u1eb9p kh\u00f4ng ch\u1ec9 \u201ct\u0103ng t\u1ea3i tr\u1ecdng\u201d. N\u00f3 l\u00e0m t\u0103ng \u00e1p su\u1ea5t c\u1ee5c b\u1ed9 theo c\u1ea5p s\u1ed1 nh\u00e2n v\u00ec di\u1ec7n t\u00edch ti\u1ebfp x\u00fac gi\u1ea3m trong khi y\u00eau c\u1ea7u m\u00f4-men u\u1ed1n v\u1eabn li\u00ean quan \u0111\u1ebfn \u0111\u1ed9 d\u00e0y v\u00e0 \u0111\u1ed9 b\u1ec1n k\u00e9o. \u0110\u00f3 l\u00e0 c\u00e1ch m\u00e0 m\u1ed9t m\u00e1y an to\u00e0n cho t\u1ea3i d\u00e0i ph\u00e2n b\u1ed1 \u0111\u1ec1u l\u1ea1i c\u00f3 th\u1ec3 b\u1ecb qu\u00e1 t\u1ea3i \u1edf \u0111o\u1ea1n 24 inch gi\u1eefa b\u00e0n.<\/p>\n\n\n\n
\u0110\u00e2y l\u00e0 l\u00fac s\u1ef1 \u201c\u1ea3o t\u01b0\u1edfng v\u1ec1 s\u1ed1 t\u1ea5n\u201d len v\u00e0o. C\u00e1c x\u01b0\u1edfng th\u01b0\u1eddng khoe ch\u1ea1y g\u1ea7n c\u00f4ng su\u1ea5t t\u1ed1i \u0111a m\u00e0 kh\u00f4ng h\u1ecfi li\u1ec7u t\u1ea3i c\u00f3 \u0111\u01b0\u1ee3c chia \u0111\u1ec1u tr\u00ean b\u00e0n hay t\u1eadp trung nh\u01b0 l\u01b0\u1ee1i \u0111\u1ee5c.<\/p>\n\n\n\n
X\u00e1c th\u1ef1c ba y\u1ebfu t\u1ed1:<\/p>\n\n\n\n
- \n
- Chi\u1ec1u m\u1edf V so v\u1edbi \u0111\u1ed9 d\u00e0y.<\/li>\n\n\n\n
- B\u00e1n k\u00ednh ch\u00e0y so v\u1edbi y\u00eau c\u1ea7u b\u00e1n k\u00ednh trong.<\/li>\n\n\n\n
- C\u1ea5p v\u00e0 \u0111\u1ed9 c\u1ee9ng th\u1ef1c t\u1ebf c\u1ee7a v\u1eadt li\u1ec7u tr\u00ean pallet.<\/li>\n<\/ul>\n\n\n\n
N\u1ebfu ph\u1ea7n m\u1ec1m t\u00ednh tr\u01b0\u1edbc v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c \u00b12 ph\u1ea7n tr\u0103m th\u00ec t\u1ed1t. H\u00e3y s\u1eed d\u1ee5ng n\u00f3. Nh\u01b0ng ph\u1ea3i x\u00e1c nh\u1eadn \u0111\u1ea7u v\u00e0o ph\u1ea3n \u00e1nh th\u1ef1c t\u1ebf. Thay 5052 b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 v\u00e0 gi\u1eef nguy\u00ean d\u1ee5ng c\u1ee5, th\u00ec d\u1ef1 \u0111o\u00e1n \u201cch\u00ednh x\u00e1c\u201d c\u1ee7a b\u1ea1n s\u1ebd tr\u1edf th\u00e0nh h\u01b0 c\u1ea5u.<\/p>\n\n\n\n
Khi h\u00ecnh h\u1ecdc ch\u00e0y \u0111\u00e3 \u0111\u00fang, b\u1ea1n \u0111\u00e3 x\u00e1c \u0111\u1ecbnh tr\u01b0\u1eddng h\u1ee3p t\u1ea3i d\u1ef1 ki\u1ebfn.<\/p>\n\n\n\n
Gi\u1edd b\u1ea1n ph\u1ea3i h\u1ecfi: m\u00e1y c\u00f3 ph\u00e2n b\u1ed1 \u0111\u1ec1u t\u1ea3i tr\u1ecdng t\u1eeb ram \u0111\u1ebfn b\u00e0n kh\u00f4ng?<\/p>\n\n\n\n
B\u01b0\u1edbc 3: Ki\u1ec3m tra \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c \u2014 t\u1eeb ram \u0111\u1ebfn b\u00e0n<\/h3>\n\n\n\n
\u0110\u00e2y l\u00e0 n\u01a1i h\u1ea7u h\u1ebft c\u00e1c x\u01b0\u1edfng d\u1eebng suy ngh\u0129 v\u00e0 b\u1eaft \u0111\u1ea7u ch\u00eam shim.<\/p>\n\n\n\n
Ki\u1ec3m tra \u0111\u1ed9 song song khi m\u00e1y \u1edf tr\u1ea1ng th\u00e1i ngh\u1ec9 n\u1ebfu b\u1ea1n mu\u1ed1n kh\u1edfi \u0111\u1ed9ng nh\u1eb9. Sau \u0111\u00f3 ki\u1ec3m tra khi m\u00e1y ch\u1ecbu t\u1ea3i n\u1ebfu b\u1ea1n mu\u1ed1n bi\u1ebft s\u1ef1 th\u1eadt. D\u00f9ng \u0111\u1ed3ng h\u1ed3 \u0111o \u1edf c\u1ea3 hai \u0111\u1ea7u. T\u1ea3i tr\u1ecdng \u0111\u1ea1i di\u1ec7n. H\u00e0nh tr\u00ecnh \u0111\u1ea7y \u0111\u1ee7. Quan s\u00e1t chuy\u1ec3n \u0111\u1ed5i t\u1eeb ti\u1ebfp c\u1eadn nhanh sang t\u1ed1c \u0111\u1ed9 t\u1ea1o h\u00ecnh \u2014 \u0111\u00e2y l\u00e0 n\u01a1i s\u1ef1 xo\u1eafn \u1ea9n xu\u1ea5t hi\u1ec7n.<\/p>\n\n\n\n
Nh\u00ecn v\u00e0o khe h\u1edf gib. C\u00e1c m\u1eabu m\u00f2n kh\u00f4ng \u0111\u1ec1u. B\u00f4i tr\u01a1n d\u1eabn h\u01b0\u1edbng. C\u00e0i \u0111\u1eb7t ch\u1ed1ng v\u00f5ng c\u01a1 h\u1ecdc so v\u1edbi \u0111\u1ed9 v\u00f5ng th\u1ef1c t\u1ebf c\u1ee7a gi\u01b0\u1eddng m\u00e1y. Th\u00e9p b\u1ecb v\u00f5ng; \u0111\u00f3 l\u00e0 v\u1eadt l\u00fd. V\u1ea5n \u0111\u1ec1 l\u00e0 li\u1ec7u s\u1ef1 b\u00f9 tr\u1eeb c\u1ee7a b\u1ea1n c\u00f3 ph\u00f9 h\u1ee3p v\u1edbi tr\u01b0\u1eddng h\u1ee3p t\u1ea3i c\u1ee7a b\u1ea1n hay kh\u00f4ng.<\/p>\n\n\n\n
N\u1ebfu ph\u1ea7n trung t\u00e2m v\u00f5ng nhi\u1ec1u h\u01a1n kh\u1ea3 n\u0103ng b\u00f9 v\u00f5ng, th\u00ec khu\u00f4n \u1edf \u0111\u00f3 s\u1ebd h\u1eb9p l\u1ea1i d\u01b0\u1edbi \u00e1p l\u1ef1c. N\u1ebfu m\u1ed9t d\u1eabn h\u01b0\u1edbng b\u1ecb k\u1eb9t, ph\u00eda \u0111\u1ed1i di\u1ec7n s\u1ebd ch\u1ecbu nhi\u1ec1u t\u1ea3i h\u01a1n. Mi\u1ebfng \u0111\u1ec7m c\u1ee7a b\u1ea1n tr\u1edf th\u00e0nh l\u1edbp tu\u00e2n th\u1ee7 h\u1ea5p th\u1ee5 s\u1ef1 b\u1ea5t \u0111\u1ed1i x\u1ee9ng \u0111\u00f3.<\/p>\n\n\n\n
Nh\u01b0ng c\u00e1c th\u00e0nh ph\u1ea7n hy sinh k\u1ec3 c\u00e2u chuy\u1ec7n. L\u00f5m \u1edf gi\u1eefa? C\u00f3 kh\u1ea3 n\u0103ng l\u00e0 v\u00f5ng ch\u01b0a \u0111\u01b0\u1ee3c s\u1eeda. G\u00f3c b\u1ecb nghi\u1ec1n \u1edf m\u1ed9t \u0111\u1ea7u? Nghi\u00eang tr\u1ee5c ho\u1eb7c ma s\u00e1t d\u1eabn h\u01b0\u1edbng kh\u00f4ng \u0111\u1ec1u.<\/p>\n\n\n\n
B\u1ea1n kh\u00f4ng t\u00ecm ki\u1ebfm s\u1ef1 c\u00e2n b\u1eb1ng tuy\u1ec7t \u0111\u1ed1i. B\u1ea1n \u0111ang l\u1eadp b\u1ea3n \u0111\u1ed3 c\u00e1ch l\u1ef1c truy\u1ec1n t\u1eeb xy-lanh t\u1edbi t\u1ea5m v\u00e0 t\u1edbi gi\u01b0\u1eddng m\u00e1y.<\/p>\n\n\n\n
M\u1ed9t khi \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c th\u1eb3ng v\u00e0 c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n, ch\u1ec9 khi \u0111\u00f3 vi\u1ec7c ch\u1ecdn mi\u1ebfng \u0111\u1ec7m m\u1edbi h\u1ee3p l\u00fd.<\/p>\n\n\n\n
B\u01b0\u1edbc 4: Ch\u1ecdn v\u1eadt li\u1ec7u mi\u1ebfng \u0111\u1ec7m nh\u01b0 th\u00e0nh ph\u1ea7n cu\u1ed1i c\u00f9ng c\u1ee7a m\u1ed9t h\u1ec7 th\u1ed1ng \u0111\u00e3 \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n<\/h3>\n\n\n\n
Ngay b\u00e2y gi\u1edd \u2014 v\u00e0 ch\u1ec9 b\u00e2y gi\u1edd \u2014 b\u1ea1n m\u1edbi ch\u1ecdn mi\u1ebfng \u0111\u1ec7m.<\/p>\n\n\n\n
\u0110\u1ed9 c\u1ee9ng, \u0111\u1ed9 d\u00e0y v\u00e0 m\u00f4-\u0111un n\u00e9n ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi ph\u00e2n b\u1ed1 \u00e1p l\u1ef1c \u0111\u00e3 bi\u1ebft v\u00e0 \u0111\u01b0\u1ee3c x\u00e1c minh. Mi\u1ebfng \u0111\u1ec7m m\u1ec1m h\u01a1n trong h\u1ec7 th\u1ed1ng l\u1ec7ch c\u00e0ng l\u00e0m t\u0103ng s\u1ef1 kh\u00f4ng nh\u1ea5t qu\u00e1n. Mi\u1ebfng \u0111\u1ec7m c\u1ee9ng h\u01a1n trong h\u1ec7 th\u1ed1ng qu\u00e1 t\u1ea3i s\u1ebd h\u1ecfng nhanh h\u01a1n v\u00e0 nghi\u00eam tr\u1ecdng h\u01a1n.<\/p>\n\n\n\n
H\u00e3y ngh\u0129 v\u1ec1 mi\u1ebfng \u0111\u1ec7m nh\u01b0 m\u1ed9t c\u1ea7u ch\u00ec. B\u1ea1n ch\u1ecdn c\u1ea7u ch\u00ec sau khi bi\u1ebft \u0111i\u1ec7n \u00e1p v\u00e0 d\u00f2ng \u0111i\u1ec7n c\u1ee7a m\u1ea1ch, ch\u1ee9 kh\u00f4ng ph\u1ea3i tr\u01b0\u1edbc \u0111\u00f3.<\/p>\n\n\n\n
N\u1ebfu t\u1ea3i tr\u1ecdng c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n, h\u00ecnh h\u1ecdc khu\u00f4n \u0111\u00fang, v\u00e0 \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c \u0111\u01b0\u1ee3c l\u1eadp b\u1ea3n \u0111\u1ed3 khi ch\u1ecbu t\u1ea3i, vi\u1ec7c ch\u1ecdn mi\u1ebfng \u0111\u1ec7m tr\u1edf n\u00ean \u0111\u01a1n gi\u1ea3n: b\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t th\u00e0nh ph\u1ea9m, h\u1ea5p th\u1ee5 bi\u1ebfn thi\u00ean nh\u1ecf, duy tr\u00ec s\u1ef1 nh\u1ea5t qu\u00e1n v\u1ec1 g\u00f3c. \u0110\u00e2y l\u00e0 m\u1ed9t quy\u1ebft \u0111\u1ecbnh ho\u00e0n thi\u1ec7n, kh\u00f4ng ph\u1ea3i c\u1ea5u tr\u00fac.<\/p>\n\n\n\n
V\u00e0 s\u1ef1 thay \u0111\u1ed5i v\u1ec1 th\u1eddi \u0111i\u1ec3m n\u00e0y ch\u00ednh l\u00e0 \u0111i\u1ec1u c\u1ed1t l\u00f5i.<\/p>\n\n\n\n
B\u1edfi v\u00ec c\u00e2u h\u1ecfi th\u1ef1c s\u1ef1 ch\u01b0a bao gi\u1edd l\u00e0 v\u1ec1 urethane.<\/p>\n\n\n\n
Chuy\u1ec3n t\u1eeb \u201cT\u00f4i n\u00ean mua mi\u1ebfng \u0111\u1ec7m n\u00e0o?\u201d sang \u201cT\u00f4i \u0111ang ki\u1ec3m so\u00e1t \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c n\u00e0o?\u201d<\/h3>\n\n\n\n
Su\u1ed1t ba m\u01b0\u01a1i n\u0103m t\u00f4i \u0111\u00e3 nh\u00ecn th\u1ea5y c\u00e1c x\u01b0\u1edfng \u0111\u1ee9ng tr\u01b0\u1edbc m\u00e1y ch\u1ea5n 10 foot, nh\u00ecn ch\u1eb1m ch\u1eb1m v\u00e0o mi\u1ebfng \u0111\u1ec7m b\u1ecb m\u00e0i m\u00f2n nh\u01b0 n\u00f3 ph\u1ea3n b\u1ed9i h\u1ecd.<\/p>\n\n\n\n
Kh\u00f4ng ph\u1ea3i v\u1eady.<\/p>\n\n\n\n
Mi\u1ebfng \u0111\u1ec7m \u0111ang l\u00e0m c\u00f4ng vi\u1ec7c c\u1ee7a n\u00f3 \u2014 hy sinh t\u1ea1i \u0111i\u1ec3m y\u1ebfu nh\u1ea5t c\u1ee7a h\u1ec7 th\u1ed1ng. Khi b\u1ea1n l\u00e0m theo tr\u00ecnh t\u1ef1 n\u00e0y, b\u1ea1n ng\u1eebng coi m\u00f2n l\u00e0 ng\u1eabu nhi\u00ean v\u00e0 b\u1eaft \u0111\u1ea7u \u0111\u1ecdc n\u00f3 nh\u01b0 d\u1eef li\u1ec7u. T\u1ea3i tr\u1ecdng \u0111\u01b0\u1ee3c x\u00e1c minh. H\u00ecnh h\u1ecdc \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn. \u0110\u01b0\u1eddng truy\u1ec1n l\u1ef1c \u0111\u01b0\u1ee3c quan s\u00e1t khi ch\u1ecbu t\u1ea3i. Ch\u1ec9 khi \u0111\u00f3 m\u1edbi c\u00f3 cu\u1ed9c th\u1ea3o lu\u1eadn v\u1ec1 vi\u1ec7c ch\u1ecdn v\u1eadt li\u1ec7u.<\/p>\n\n\n\n
\u0110i\u1ec3m kh\u00f4ng r\u00f5 r\u00e0ng l\u00e0: h\u1ecfng mi\u1ebfng \u0111\u1ec7m hi\u1ebfm khi l\u00e0 \u0111i\u1ec3m ra quy\u1ebft \u0111\u1ecbnh \u0111\u1ea7u ti\u00ean c\u1ee7a h\u1ec7 th\u1ed1ng. N\u00f3 l\u00e0 \u0111i\u1ec3m ki\u1ec3m tra cu\u1ed1i c\u00f9ng tr\u01b0\u1edbc khi v\u1eadt l\u00fd thu n\u1ee3.<\/p>\n\n\n\n
V\u00ec v\u1eady \u0111i\u1ec1u duy nh\u1ea5t b\u1ea1n mang theo l\u00e0 \u0111\u01a1n gi\u1ea3n v\u00e0 kh\u00f3 ch\u1ecbu.<\/p>\n\n\n\n
Tr\u01b0\u1edbc khi h\u1ecfi thay th\u1ebf c\u00e1i g\u00ec, h\u00e3y h\u1ecfi \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c c\u1ee7a b\u1ea1n th\u1ef1c s\u1ef1 \u0111i nh\u01b0 th\u1ebf n\u00e0o.<\/p>","protected":false},"excerpt":{"rendered":"
By noon the new urethane pads were already tattooed with shiny crescent scars. Ten-foot brake. Quarter-inch mild steel. Fresh tooling bolted in at 7 a.m., confidence high. By second shift the operator was muttering about \u201canother bad batch.\u201d Same slip. Same angle drift. Different pads. When a brand-new pad fails in hours, you\u2019re not looking […]<\/p>\n","protected":false},"author":1,"featured_media":1238,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_breakdance_hide_in_design_set":false,"_breakdance_tags":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-1233","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts\/1233","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/comments?post=1233"}],"version-history":[{"count":1,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts\/1233\/revisions"}],"predecessor-version":[{"id":1237,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts\/1233\/revisions\/1237"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/media\/1238"}],"wp:attachment":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/media?parent=1233"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/categories?post=1233"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/tags?post=1233"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}