{"id":1343,"date":"2026-03-18T05:29:37","date_gmt":"2026-03-18T05:29:37","guid":{"rendered":"https:\/\/cn-hawe.com\/?p=1343"},"modified":"2026-03-19T05:41:14","modified_gmt":"2026-03-19T05:41:14","slug":"press-brake-sheet-metal-guide","status":"publish","type":"post","link":"https:\/\/cn-hawe.com\/vi\/press-brake-sheet-metal-guide\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn v\u1ec1 kim lo\u1ea1i t\u1ea5m c\u1ee7a m\u00e1y ch\u1ea5n: T\u1ea1i sao ph\u01b0\u01a1ng ph\u00e1p u\u1ed1n l\u1ea1i quan tr\u1ecdng h\u01a1n c\u00f4ng su\u1ea5t m\u00e1y"},"content":{"rendered":"

Anh ta \u0111\u00e3 ch\u1ec9nh m\u1ee9c t\u1ea3i tr\u1ecdng cao h\u01a1n m\u1ee9c c\u1ea7n thi\u1ebft. Th\u00e9p m\u1ec1m d\u00e0y m\u1ed9t ph\u1ea7n t\u00e1m inch. M\u1ed9t g\u00f3c u\u1ed1n 90 \u0111\u1ed9 \u0111\u01a1n gi\u1ea3n. C\u1ed7 m\u00e1y r\u00ean r\u1ec9, ch\u00e0y \u00e9p h\u1ea1 xu\u1ed1ng nh\u01b0 ng\u00e0y ph\u00e1n x\u00e9t, v\u00e0 khi n\u00f3 n\u00e2ng l\u00ean, chi ti\u1ebft b\u1eadt ng\u01b0\u1ee3c l\u1ea1i ba \u0111\u1ed9 nh\u01b0 th\u1ec3 \u0111ang nh\u1ebfch m\u00e9p c\u01b0\u1eddi v\u1edbi anh ta.<\/p>\n\n\n\n

Anh ta nh\u00ecn v\u00e0o \u0111\u1ed3ng h\u1ed3 \u0111o. T\u00f4i nh\u00ecn v\u00e0o chi ti\u1ebft.<\/p>\n\n\n\n

Anh ta ngh\u0129 r\u1eb1ng m\u00e1y ch\u01b0a \u0111\u1eadp \u0111\u1ee7 m\u1ea1nh. T\u00f4i bi\u1ebft r\u1eb1ng kim lo\u1ea1i ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 nh\u1edb l\u1ea1i h\u00ecnh d\u1ea1ng m\u00e0 n\u00f3 t\u1eebng c\u00f3.<\/p>\n\n\n\n

C\u00e1ch g\u1ecdi sai \u201cBrake\u201d: T\u1ea1i sao c\u1ed7 m\u00e1y n\u00e0y kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t c\u00e1i b\u00faa n\u1eb7ng<\/h2>\n\n\n\n

G\u1ecdi n\u00f3 l\u00e0 \u201cpress\u201d (\u00e9p) th\u00ec ng\u01b0\u1eddi m\u1edbi s\u1ebd h\u00ecnh dung ra s\u1ee9c m\u1ea1nh. G\u1ecdi n\u00f3 l\u00e0 \u201cbrake\u201d (phanh) th\u00ec wi\u0119kszo\u015b\u0107 m\u1ecdi ng\u01b0\u1eddi ngh\u0129 \u0111\u1ebfn l\u1ef1c d\u1eebng. C\u1ea3 hai h\u00ecnh \u1ea3nh \u0111\u00f3 \u0111\u1ec1u kh\u00f4ng gi\u00fap b\u1ea1n u\u1ed1n t\u1ea5m kim lo\u1ea1i cho th\u1eb3ng \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n

L\u1ea7n \u0111\u1ea7u ti\u00ean t\u00f4i \u0111\u1ee9ng tr\u01b0\u1edbc m\u1ed9t m\u00e1y \u00e9p u\u1ed1n c\u01a1 h\u1ecdc c\u0169 \u2014 lo\u1ea1i ch\u1ea1y b\u1eb1ng b\u00e1nh \u0111\u00e0 v\u00e0 ly h\u1ee3p \u2014 t\u00f4i c\u00f3 th\u1ec3 c\u1ea3m nh\u1eadn \u0111\u01b0\u1ee3c n\u0103ng l\u01b0\u1ee3ng t\u00edch t\u1ee5 \u0111ang rung l\u00ean trong khung m\u00e1y. Nh\u1eefng m\u1eabu ch\u1ea1y b\u1eb1ng n\u0103ng l\u01b0\u1ee3ng \u0111\u1ea7u ti\u00ean, nh\u01b0 thi\u1ebft k\u1ebf to\u00e0n th\u00e9p c\u1ee7a Hazelton n\u0103m 1924, s\u1eed d\u1ee5ng b\u00e1nh \u0111\u00e0 quay, tay quay l\u1ec7ch t\u00e2m, v\u00e0 \u0111\u00fang v\u1eady, m\u1ed9t b\u1ed9 phanh th\u1eadt s\u1ef1 \u0111\u1ec3 d\u1eebng ch\u00e0y \u00e9p gi\u1eefa c\u00e1c h\u00e0nh tr\u00ecnh. Ba m\u01b0\u01a1i h\u00e0nh tr\u00ecnh m\u1ed7i ph\u00fat n\u1ebfu b\u1ea1n \u0111\u1ee7 can \u0111\u1ea3m. C\u1ed7 m\u00e1y \u0111\u00f3 c\u00f3 s\u1ee9c m\u1ea1nh v\u00e0 c\u00f3 c\u1ea3 c\u01a1 c\u1ea5u d\u1eebng.<\/p>\n\n\n\n

Nh\u01b0ng ngay c\u1ea3 khi \u0111\u00f3, ph\u00f4i kim lo\u1ea1i kh\u00f4ng bi\u1ebfn d\u1ea1ng v\u00ec b\u1ecb nghi\u1ec1n n\u00e1t. N\u00f3 bi\u1ebfn d\u1ea1ng v\u00ec b\u1ecb u\u1ed1n qu\u00e1 gi\u1edbi h\u1ea1n \u0111\u00e0n h\u1ed3i \u2014 \u0111i\u1ec3m m\u00e0 th\u00e9p ng\u1eebng c\u01b0 x\u1eed nh\u01b0 m\u1ed9t l\u00f2 xo v\u00e0 b\u1eaft \u0111\u1ea7u gi\u1eef nguy\u00ean h\u00ecnh d\u1ea1ng m\u1edbi. L\u1ef1c kh\u1edfi \u0111\u1ea7u cu\u1ed9c \u0111\u1ed1i tho\u1ea1i. C\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a v\u1eadt li\u1ec7u quy\u1ebft \u0111\u1ecbnh c\u00e1ch n\u00f3 k\u1ebft th\u00fac.<\/p>\n\n\n\n

N\u1ebfu s\u1ee9c m\u1ea1nh th\u00f4 l\u00e0 y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh, t\u1ea1i sao g\u00f3c v\u1eabn l\u1ec7ch d\u00f9 m\u1ecdi th\u1ee9 kh\u00e1c kh\u00f4ng \u0111\u1ed5i?<\/p>\n\n\n\n

L\u1ea7n theo ngu\u1ed3n g\u1ed1c t\u1eeb d\u1ee5ng c\u1ee5 c\u1ea7m tay th\u1ee7 c\u00f4ng \u0111\u1ebfn n\u0103ng l\u01b0\u1ee3ng th\u1ee7y l\u1ef1c<\/h3>\n\n\n\n
\"L\u1ea7n<\/figure>\n\n\n\n

Tr\u01b0\u1edbc khi c\u00f3 b\u00e1nh \u0111\u00e0 v\u00e0 xi-lanh th\u1ee7y l\u1ef1c, v\u00e0o nh\u1eefng n\u0103m 1880 \u0111\u00e3 xu\u1ea5t hi\u1ec7n c\u00e1c m\u00e1y u\u1ed1n cornice brake \u2014 nh\u1eefng thanh k\u1eb9p d\u00e0i v\u1edbi m\u1ed9t l\u00e1 b\u1ea3n l\u1ec1. B\u1ea1n s\u1ebd k\u1eb9p ch\u1eb7t t\u1ea5m kim lo\u1ea1i, r\u1ed3i k\u00e9o l\u00e1 b\u1ea3n l\u00ean tr\u00ean. Kim lo\u1ea1i kh\u00f4ng b\u1ecb \u0111\u00e1nh; n\u00f3 \u0111\u01b0\u1ee3c d\u1eabn d\u1ee5 th\u00e0nh m\u1ed9t cung cong khi l\u00e1 b\u1ea3n xoay l\u00ean. V\u1ebft u\u1ed1n b\u00f2 d\u1ecdc theo chi\u1ec1u d\u00e0i d\u01b0\u1edbi \u0111\u00f4i tay b\u1ea1n.<\/p>\n\n\n\n

T\u1eeb \u201cbrake\u201d b\u1eaft ngu\u1ed3n t\u1eeb m\u1ed9t thu\u1eadt ng\u1eef c\u1ed5 c\u00f3 ngh\u0129a l\u00e0 u\u1ed1n cong ho\u1eb7c b\u1ebb, theo ngh\u0129a l\u00e0m l\u1ec7ch ch\u1ee9 kh\u00f4ng ph\u1ea3i ph\u00e1 h\u1ee7y. Trong nh\u1eefng x\u01b0\u1edfng \u0111\u00f3, c\u01a1 th\u1ec3 ng\u01b0\u1eddi v\u1eadn h\u00e0nh ch\u00ednh l\u00e0 ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng. \u0110\u1ed9 nh\u1ea5t qu\u00e1n ph\u1ee5 thu\u1ed9c v\u00e0o s\u1ee9c k\u1eb9p v\u00e0 c\u1ea3m gi\u00e1c. Hai ng\u01b0\u1eddi c\u00f3 th\u1ec3 d\u00f9ng c\u00f9ng m\u1ed9t d\u1ee5ng c\u1ee5 v\u00e0 t\u1ea1o ra hai k\u1ebft qu\u1ea3 kh\u00e1c nhau, v\u00ec m\u1ed9t ng\u01b0\u1eddi c\u1ea3m nh\u1eadn \u0111\u01b0\u1ee3c khi n\u00e0o kim lo\u1ea1i b\u1eaft \u0111\u1ea7u bi\u1ebfn d\u1ea1ng, ng\u01b0\u1eddi kia th\u00ec ch\u1ec9 k\u00e9o m\u1ea1nh h\u01a1n.<\/p>\n\n\n\n

R\u1ed3i \u0111\u1ebfn m\u00e1y \u00e9p u\u1ed1n c\u01a1 h\u1ecdc trong th\u1eadp ni\u00ean 1920. B\u00e1nh \u0111\u00e0 t\u00edch n\u0103ng l\u01b0\u1ee3ng, ly h\u1ee3p gi\u1ea3i ph\u00f3ng n\u00f3, v\u00e0 m\u1ed9t b\u1ed9 phanh th\u1eadt s\u1ef1 d\u1eebng chuy\u1ec3n \u0111\u1ed9ng. Trong nhi\u1ec1u th\u1eadp k\u1ef7 \u2014 th\u1eadm ch\u00ed su\u1ed1t c\u1ea3 th\u1eddi k\u1ef3 s\u1ea3n xu\u1ea5t trong chi\u1ebfn tranh \u2014 c\u00e1c h\u1ec7 th\u1ed1ng c\u01a1 kh\u00ed th\u00f4 s\u01a1 v\u1eabn th\u1ed1ng tr\u1ecb. Th\u1ee7y l\u1ef1c ch\u1ec9 th\u1ef1c s\u1ef1 chi\u1ebfm \u01b0u th\u1ebf t\u1eeb cu\u1ed1i nh\u1eefng n\u0103m 1960.<\/p>\n\n\n\n

C\u00f4ng su\u1ea5t t\u0103ng l\u00ean. Khung m\u00e1y c\u1ee9ng h\u01a1n. H\u00e0nh tr\u00ecnh nhanh h\u01a1n.<\/p>\n\n\n\n

Th\u1ebf nh\u01b0ng hi\u1ec7n t\u01b0\u1ee3ng b\u1eadt ng\u01b0\u1ee3c \u2014 xu h\u01b0\u1edbng c\u1ee7a kim lo\u1ea1i gi\u00e3n l\u1ea1i m\u1ed9t ph\u1ea7n sau khi b\u1ecf t\u1ea3i \u2014 ch\u01b0a bao gi\u1edd bi\u1ebfn m\u1ea5t. C\u1ed7 m\u00e1y \u0111\u00e3 ti\u1ebfn h\u00f3a. K\u00fd \u1ee9c c\u1ee7a th\u00e9p th\u00ec kh\u00f4ng.<\/p>\n\n\n\n

Ki\u1ec3m tra th\u01b0\u1edbc c\u1eb7p \u0111i: n\u1ebfu b\u1ea1n ngh\u0129 r\u1eb1ng c\u00f4ng su\u1ea5t m\u1edbi \u0111\u00e3 x\u00f3a b\u1ecf h\u00e0nh vi v\u1eadt li\u1ec7u c\u0169, b\u1ea1n s\u1ebd kh\u00f4ng hi\u1ec3u t\u1ea1i sao hai ch\u1ed7 u\u1ed1n gi\u1ed1ng h\u1ec7t nhau v\u1eabn c\u00f3 th\u1ec3 m\u1edf ra kh\u00e1c nhau.<\/p>\n\n\n\n

T\u1ea1i sao t\u1eeb \u201cBrake\u201d kh\u00f4ng li\u00ean quan g\u00ec \u0111\u1ebfn vi\u1ec7c d\u1eebng chuy\u1ec3n \u0111\u1ed9ng<\/h3>\n\n\n\n
\"T\u1ea1i<\/figure>\n\n\n\n

\u0110\u1ee9ng c\u1ea1nh m\u1ed9t m\u00e1y \u00e9p u\u1ed1n th\u1ee7y l\u1ef1c hi\u1ec7n \u0111\u1ea1i, b\u1ea1n s\u1ebd kh\u00f4ng th\u1ea5y b\u1ed9 phanh ma s\u00e1t n\u00e0o h\u00e3m b\u00e1nh \u0111\u00e0 c\u1ea3. B\u1ea1n s\u1ebd th\u1ea5y c\u00e1c xi-lanh \u0111\u1ea9y d\u1ea7u d\u01b0\u1edbi \u00e1p su\u1ea5t, \u0111i\u1ec1u khi\u1ec3n v\u1ecb tr\u00ed b\u1eb1ng c\u00e1ch d\u1ecbch chuy\u1ec3n ch\u1ea5t l\u1ecfng. Ch\u00e0y \u00e9p kh\u00f4ng \u0111\u1eadp xu\u1ed1ng r\u1ed3i d\u1eebng l\u1ea1i; n\u00f3 ti\u1ebfn v\u00e0 r\u00fat theo d\u00f2ng ch\u1ea3y \u0111\u01b0\u1ee3c \u0111o l\u01b0\u1eddng c\u1ea9n th\u1eadn. S\u1ef1 ki\u1ec3m so\u00e1t \u0111\u00f3 ch\u00ednh l\u00e0 \u0111i\u1ec1u x\u00e1c \u0111\u1ecbnh c\u00e1c h\u1ec7 th\u1ed1ng CNC ng\u00e0y nay \u2014 n\u01a1i \u0111\u1ed9 s\u00e2u h\u00e0nh tr\u00ecnh, t\u1ed1c \u0111\u1ed9 v\u00e0 \u0111\u1ed9 l\u1eb7p l\u1ea1i \u0111\u01b0\u1ee3c l\u1eadp tr\u00ecnh ch\u1ee9 kh\u00f4ng ph\u1ea3i ph\u1ecfng \u0111o\u00e1n. C\u00e1c gi\u1ea3i ph\u00e1p nh\u01b0 m\u00e1y \u00e9p u\u1ed1n CNC t\u1eeb CN-HAWE<\/a> ph\u00e1t tri\u1ec3n tr\u00ean nguy\u00ean l\u00fd n\u00e0y v\u1edbi nghi\u00ean c\u1ee9u v\u00e0 ph\u00e1t tri\u1ec3n li\u00ean t\u1ee5c trong l\u0129nh v\u1ef1c u\u1ed1n, t\u1ef1 \u0111\u1ed9ng h\u00f3a v\u00e0 \u0111i\u1ec1u khi\u1ec3n th\u00f4ng minh, bi\u1ebfn l\u1ef1c th\u1ee7y l\u1ef1c th\u00e0nh h\u00ecnh h\u1ecdc d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c thay v\u00ec va \u0111\u1eadp th\u00f4 b\u1ea1o.<\/p>\n\n\n\n

V\u1eady t\u1ea1i sao v\u1eabn gi\u1eef t\u1eeb \u0111\u00f3?<\/p>\n\n\n\n

B\u1edfi c\u00f4ng vi\u1ec7c n\u00e0y ch\u01b0a bao gi\u1edd l\u00e0 d\u1eebng chuy\u1ec3n \u0111\u1ed9ng. N\u00f3 l\u00e0 thay \u0111\u1ed5i h\u01b0\u1edbng \u2014 bu\u1ed9c t\u1ea5m kim lo\u1ea1i ph\u1eb3ng th\u00e0nh h\u00ecnh d\u1ea1ng m\u1edbi. \u201cBrake\u201d trong tinh th\u1ea7n \u00e1m ch\u1ec9 s\u1ef1 u\u1ed1n cong. B\u1ed9 phanh d\u1eebng th\u1eadt s\u1ef1 t\u1eeb n\u0103m 1924 gi\u1edd ch\u1ec9 c\u00f2n l\u00e0 m\u1ed9t chi ti\u1ebft l\u1ecbch s\u1eed.<\/p>\n\n\n\n

\u0110\u00e2y l\u00e0 c\u00e1i b\u1eaby: n\u1ebfu b\u1ea1n nghe th\u1ea5y t\u1eeb \u201cpress\u201d (m\u00e1y \u00e9p), b\u1ea1n s\u1ebd ch\u1ea1y theo c\u00e1c b\u1ea3ng bi\u1ec3u l\u1ef1c \u00e9p. N\u1ebfu b\u1ea1n nghe th\u1ea5y \u201cbrake\u201d (phanh) v\u00e0 ngh\u0129 \u0111\u1ebfn \u201cd\u1eebng l\u1ea1i\u201d, b\u1ea1n s\u1ebd t\u01b0\u1edfng r\u1eb1ng vi\u1ec7c \u0111i\u1ec1u khi\u1ec3n ch\u1ec9 l\u00e0 d\u1eebng \u0111\u1ea7u tr\u1ee5c \u0111\u00fang \u0111\u1ed9 s\u00e2u. Nh\u01b0ng \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a g\u00f3c kh\u00f4ng ch\u1ec9 ph\u1ee5 thu\u1ed9c v\u00e0o \u0111i\u1ec3m d\u1eebng c\u1ee7a \u0111\u1ea7u tr\u1ee5c. N\u00f3 c\u00f2n ph\u1ee5 thu\u1ed9c v\u00e0o vi\u1ec7c c\u00e1c s\u1ee3i v\u1eadt li\u1ec7u ph\u00eda ngo\u00e0i u\u1ed1n cong gi\u00e3n ra bao nhi\u00eau, ph\u00eda trong n\u00e9n l\u1ea1i bao nhi\u00eau, v\u00e0 ch\u00fang h\u1ed3i ph\u1ee5c th\u1ebf n\u00e0o khi \u00e1p l\u1ef1c \u0111\u01b0\u1ee3c b\u1ecf \u0111i.<\/p>\n\n\n\n

\u0110\u1ea7u tr\u1ee5c c\u00f3 th\u1ec3 d\u1eebng ch\u00ednh x\u00e1c \u0111\u00fang m\u1ee5c ti\u00eau, nh\u01b0ng chi ti\u1ebft v\u1eabn c\u00f3 th\u1ec3 di chuy\u1ec3n sau khi \u0111\u01b0\u1ee3c th\u1ea3 ra.<\/p>\n\n\n\n

\u0110i\u1ec1u \u0111\u00f3 n\u00f3i l\u00ean g\u00ec v\u1ec1 vi\u1ec7c ai m\u1edbi th\u1ef1c s\u1ef1 l\u00e0m ch\u1ee7?<\/p>\n\n\n\n

C\u00e1i b\u1eaby c\u1ee7a ch\u00e0y v\u00e0 khu\u00f4n: Khi c\u01a1 h\u1ecdc \u0111\u01a1n gi\u1ea3n che gi\u1ea5u nh\u1eefng l\u1ef1a ch\u1ecdn ch\u1ebf t\u1ea1o ph\u1ee9c t\u1ea1p<\/h3>\n\n\n\n
\"C\u00e1i<\/figure>\n\n\n\n

H\u00e3y nh\u00ecn m\u1ed9t thi\u1ebft l\u1eadp khu\u00f4n V c\u01a1 b\u1ea3n. M\u1ed9t ch\u00e0y \u0111i xu\u1ed1ng m\u1edf V. T\u1ea5m kim lo\u1ea1i \u0111\u1eb7t l\u00ean hai vai khu\u00f4n. \u0110\u1ea7u tr\u1ee5c h\u1ea1 xu\u1ed1ng. T\u00e1c \u0111\u1ed9ng c\u1ee7a \u0111\u00f2n b\u1ea9y v\u00e0 n\u00eam \u0111\u01a1n gi\u1ea3n. V\u1eadt l\u00fd trung h\u1ecdc.<\/p>\n\n\n\n

\u0110\u00f3 l\u00e0 \u0111i\u1ec1u \u0111\u00e1nh l\u1eeba ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u.<\/p>\n\n\n\n

Thay \u0111\u1ed5i chi\u1ec1u r\u1ed9ng c\u1ee7a khe khu\u00f4n v\u00e0 b\u1ea1n thay \u0111\u1ed5i b\u00e1n k\u00ednh u\u1ed1n. Thay \u0111\u1ed5i b\u00e1n k\u00ednh m\u0169i ch\u00e0y v\u00e0 b\u1ea1n thay \u0111\u1ed5i m\u1ee9c \u0111\u1ed9 k\u00e9o gi\u00e3n c\u1ee7a s\u1ee3i ngo\u00e0i. Chuy\u1ec3n t\u1eeb u\u1ed1n b\u1eb1ng kh\u00f4ng kh\u00ed (t\u1ea5m ch\u1ec9 ch\u1ea1m m\u0169i ch\u00e0y v\u00e0 vai khu\u00f4n) sang \u00e9p ch\u1eb7t (bottoming), n\u01a1i t\u1ea5m b\u1ecb \u00e9p s\u00e2u h\u01a1n v\u00e0o khu\u00f4n, v\u00e0 l\u1ef1c \u00e9p c\u00f3 th\u1ec3 t\u0103ng g\u1ea5p ba l\u1ea7n d\u00f9 c\u00f9ng \u0111\u1ed9 d\u00e0y v\u1eadt li\u1ec7u.<\/p>\n\n\n\n

C\u00f9ng m\u1ed9t m\u00e1y. C\u00f9ng \u0111\u1ed9 d\u00e0y t\u1ea5m. Ph\u1ea3n \u1ee9ng v\u1eadt li\u1ec7u ho\u00e0n to\u00e0n kh\u00e1c nhau.<\/p>\n\n\n\n

Th\u1ef1c t\u1ebf tr\u00ean x\u01b0\u1edfng: S\u00e1ch gi\u00e1o khoa v\u1ebd m\u1eb7t c\u1eaft g\u1ecdn g\u00e0ng, c\u00e1c \u0111\u01b0\u1eddng \u1ee9ng su\u1ea5t ng\u0103n n\u1eafp. Ngo\u00e0i x\u01b0\u1edfng, h\u01b0\u1edbng h\u1ea1t kim lo\u1ea1i c\u00f3 th\u1ec3 l\u00e0m m\u1ed9t m\u00e9p b\u1ecb n\u1ee9t trong khi m\u00e9p kia v\u1eabn \u1ed5n. Th\u00e9p c\u00e1n ngu\u1ed9i v\u00e0 th\u00e9p c\u00e1n n\u00f3ng c\u00f9ng \u0111\u1ed9 d\u00e0y s\u1ebd kh\u00f4ng h\u00e0nh x\u1eed gi\u1ed1ng nhau. Kim lo\u1ea1i kh\u00f4ng quan t\u00e2m \u0111\u1ebfn gi\u1ea3 \u0111\u1ecbnh c\u1ee7a b\u1ea1n; n\u00f3 tu\u00e2n theo c\u1ea5u tr\u00fac vi m\u00f4 c\u1ee7a n\u00f3.<\/p>\n\n\n\n

V\u00ec v\u1eady, khi ng\u01b0\u1eddi m\u1edbi t\u0103ng l\u1ef1c \u00e9p \u0111\u1ec3 \u201cs\u1eeda\u201d hi\u1ec7n t\u01b0\u1ee3ng \u0111\u00e0n h\u1ed3i ng\u01b0\u1ee3c, anh ta \u0111ang coi m\u00e1y \u00e9p ch\u1ea5n nh\u01b0 m\u1ed9t c\u00e1i b\u00faa n\u1eb7ng. Khi m\u1ed9t th\u1ee3 l\u00e0nh ngh\u1ec1 thay khu\u00f4n, \u0111i\u1ec1u ch\u1ec9nh dung sai u\u1ed1n, ho\u1eb7c \u0111\u1ed5i ph\u01b0\u01a1ng ph\u00e1p, anh ta \u0111ang th\u01b0\u01a1ng l\u01b0\u1ee3ng.<\/p>\n\n\n\n

M\u1ed9t ng\u01b0\u1eddi c\u1ed1 g\u1eafng \u00e1p \u0111\u1ea3o tr\u00ed nh\u1edb c\u1ee7a v\u1eadt li\u1ec7u.<\/p>\n\n\n\n

Ng\u01b0\u1eddi kia th\u00ec l\u00ean k\u1ebf ho\u1ea1ch cho n\u00f3.<\/p>\n\n\n\n

V\u00e0 \u0111\u00f3 ch\u00ednh l\u00e0 n\u01a1i ta ph\u1ea3i nh\u00ecn v\u00e0o ti\u1ebfp theo: kh\u00f4ng ph\u1ea3i t\u1ea5m b\u1ea3ng th\u00f4ng s\u1ed1 c\u1ee7a m\u00e1y, m\u00e0 l\u00e0 th\u1eddi kh\u1eafc ch\u00ednh x\u00e1c khi ch\u00e0y, khu\u00f4n v\u00e0 th\u00e9p b\u1eaft \u0111\u1ea7u \u201ctranh lu\u1eadn\u201d.<\/p>\n\n\n\n

V\u1eadt l\u00fd ba \u0111i\u1ec3m: C\u00e1ch Ch\u00e0y, Khu\u00f4n v\u00e0 V\u1eadt li\u1ec7u Tranh Gi\u00e0nh H\u00ecnh D\u1ea1ng<\/h2>\n\n\n\n

Tr\u01b0\u1ee3t m\u1ed9t d\u1ea3i th\u00e9p m\u1ec1m d\u00e0y m\u1ed9t ph\u1ea7n t\u00e1m inch qua khu\u00f4n V v\u00e0 h\u1ea1 ch\u00e0y xu\u1ed1ng \u0111\u1ee7 ch\u1eadm \u0111\u1ec3 nghe ti\u1ebfng d\u1ea7u r\u00ec r\u1ea7m. Ti\u1ebfp x\u00fac \u0111\u1ea7u ti\u00ean kh\u00f4ng ph\u1ea3i l\u00e0 c\u00fa va \u0111\u1eadp. \u0110\u00f3 l\u00e0 m\u1ed9t c\u00fa v\u00e9o \u1edf vai khu\u00f4n v\u00e0 c\u00e1i ch\u1ea1m nh\u1eb9 \u1edf m\u0169i ch\u00e0y. Trong kho\u1ea3nh kh\u1eafc ng\u1eafn ng\u1ee7i, kh\u00f4ng c\u00f3 g\u00ec tr\u00f4ng th\u1ea5y \u0111\u01b0\u1ee3c x\u1ea3y ra. R\u1ed3i t\u1ea5m b\u1eaft \u0111\u1ea7u v\u00f5ng xu\u1ed1ng gi\u1eefa hai vai \u0111\u00f3, c\u00e1c s\u1ee3i ph\u00eda tr\u00ean gi\u00e3n ra, c\u00f2n ph\u00eda d\u01b0\u1edbi chen ch\u00fac l\u1ea1i v\u1edbi nhau. Ch\u00ednh c\u00e1i v\u00f5ng y\u00ean l\u1eb7ng \u0111\u00f3\u2014ngay t\u1ea1i \u0111i\u1ec3m \u0111\u00f3\u2014l\u00e0 n\u01a1i g\u00f3c u\u1ed1n cu\u1ed1i c\u00f9ng \u0111\u01b0\u1ee3c quy\u1ebft \u0111\u1ecbnh.<\/p>\n\n\n\n

Ba \u0111i\u1ec3m ti\u1ebfp x\u00fac. Ch\u00e0y. Vai tr\u00e1i. Vai ph\u1ea3i. M\u1ed9t tam gi\u00e1c c\u1ee7a l\u1ef1c. \u0110\u1ea7u tr\u1ee5c ch\u1ec9 di chuy\u1ec3n theo ph\u01b0\u01a1ng th\u1eb3ng \u0111\u1ee9ng, nh\u01b0ng v\u1eadt li\u1ec7u l\u1ea1i ch\u1ea3y theo cung tr\u00f2n v\u00ec ba \u0111i\u1ec3m \u0111\u00f3 \u00e9p n\u00f3 ph\u1ea3i nh\u01b0 v\u1eady. N\u1ebfu b\u1ea1n ngh\u0129 r\u1eb1ng m\u00e1y \u0111ang \u201cu\u1ed1n cong\u201d kim lo\u1ea1i, b\u1ea1n \u0111\u00e3 b\u1ecf l\u1ee1 \u00fd ch\u00ednh. M\u00e1y ch\u1ec9 t\u1ea1o \u0111i\u1ec1u ki\u1ec7n. Th\u00e9p ch\u1ecdn c\u00e1ch t\u1ef1 s\u1eafp x\u1ebfp l\u1ea1i b\u00ean trong nh\u1eefng \u0111i\u1ec1u ki\u1ec7n \u0111\u00f3.<\/p>\n\n\n\n

S\u1ef1 l\u1ef1a ch\u1ecdn \u0111\u00f3 t\u1ed3n t\u1ea1i b\u00ean d\u01b0\u1edbi nh\u1eefng g\u00ec b\u1ea1n c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y.<\/p>\n\n\n\n

Th\u1ef1c s\u1ef1 \u0111i\u1ec1u g\u00ec x\u1ea3y ra v\u1edbi kim lo\u1ea1i \u1edf c\u1ea5p \u0111\u1ed9 ph\u00e2n t\u1eed trong qu\u00e1 tr\u00ecnh u\u1ed1n?<\/h3>\n\n\n\n

H\u00e3y l\u1ea5y c\u00f9ng d\u1ea3i th\u00e9p \u0111\u00f3 v\u00e0 t\u01b0\u1edfng t\u01b0\u1ee3ng c\u1eaft xuy\u00ean qua ch\u1ed7 u\u1ed1n, nh\u00ecn c\u00e1c h\u1ea1t tinh th\u1ec3 d\u01b0\u1edbi k\u00ednh hi\u1ec3n vi. Th\u00e9p kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t kh\u1ed1i r\u1eafn \u0111\u1ed3ng nh\u1ea5t; n\u00f3 l\u00e0 m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c tinh th\u1ec3\u2014c\u00e1c h\u1ea1t\u2014m\u1ed7i h\u1ea1t c\u00f3 ph\u01b0\u01a1ng h\u01b0\u1edbng ri\u00eang. B\u00ean trong m\u1ed7i h\u1ea1t c\u00f3 nh\u1eefng sai l\u1ec7ch, c\u00e1c \u201cl\u1ed7i \u0111\u01b0\u1eddng\u201d cho ph\u00e9p c\u00e1c l\u1edbp nguy\u00ean t\u1eed tr\u01b0\u1ee3t qua nhau khi \u1ee9ng su\u1ea5t \u0111\u1ee7 l\u1edbn.<\/p>\n\n\n\n

Khi ch\u00e0y h\u1ea1 xu\u1ed1ng, b\u1ec1 m\u1eb7t ngo\u00e0i ch\u1ecbu k\u00e9o. C\u00e1c nguy\u00ean t\u1eed b\u1ecb k\u00e9o gi\u00e3n nh\u1eb9, li\u00ean k\u1ebft b\u1ecb c\u0103ng ra. B\u1ec1 m\u1eb7t trong ch\u1ecbu n\u00e9n; c\u00e1c nguy\u00ean t\u1eed b\u1ecb \u00e9p g\u1ea7n l\u1ea1i. Ban \u0111\u1ea7u, \u0111\u00f3 l\u00e0 \u0111\u00e0n h\u1ed3i\u2014gi\u1ed1ng nh\u01b0 m\u1ed9t chi\u1ebfc l\u00f2 xo. Khi b\u1ecf t\u1ea3i, m\u1ea1ng tinh th\u1ec3 b\u1eadt tr\u1edf l\u1ea1i kho\u1ea3ng c\u00e1ch ban \u0111\u1ea7u c\u1ee7a n\u00f3.<\/p>\n\n\n\n

\u0110\u1ea9y s\u00e2u th\u00eam m\u1ed9t ch\u00fat v\u00e0 nh\u1eefng sai l\u1ec7ch \u0111\u00f3 b\u1eaft \u0111\u1ea7u di chuy\u1ec3n. Ch\u00fang tr\u01b0\u1ee3t d\u1ecdc theo c\u00e1c m\u1eb7t tinh th\u1ec3, cho ph\u00e9p m\u1ed9t l\u1edbp nguy\u00ean t\u1eed tr\u01b0\u1ee3t qua l\u1edbp kh\u00e1c. \u0110\u00f3 l\u00e0 s\u1ef1 bi\u1ebfn d\u1ea1ng d\u1ebbo. Bi\u1ebfn d\u1ea1ng v\u0129nh vi\u1ec5n. C\u1ea5u tr\u00fac h\u1ea1t k\u00e9o d\u00e0i \u1edf b\u00ean ngo\u00e0i c\u1ee7a ch\u1ed7 u\u1ed1n v\u00e0 d\u00e0y l\u00ean m\u1ed9t ch\u00fat \u1edf b\u00ean trong. Tr\u1ee5c trung h\u00f2a\u2014\u0111\u01b0\u1eddng t\u01b0\u1edfng t\u01b0\u1ee3ng kh\u00f4ng ch\u1ecbu k\u00e9o c\u0169ng kh\u00f4ng ch\u1ecbu n\u00e9n\u2014tr\u01b0\u1ee3t v\u1ec1 ph\u00eda b\u00e1n k\u00ednh b\u00ean trong v\u00ec th\u00e9p ch\u1ecbu l\u1ef1c c\u0103ng t\u1ed1t h\u01a1n l\u1ef1c n\u00e9n tr\u01b0\u1edbc khi b\u1ecb o\u1eb1n.<\/p>\n\n\n\n

S\u1ef1 tr\u01b0\u1ee3t \u0111\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao c\u00e1c ph\u00e9p t\u00ednh m\u1eabu ph\u1eb3ng c\u1ee7a b\u1ea1n kh\u00f4ng bao gi\u1edd kh\u1edbp ho\u00e0n to\u00e0n v\u1edbi s\u00e1ch v\u1edf. C\u00e1i g\u1ecdi l\u00e0 h\u1ec7 s\u1ed1 k\u2014t\u1ef7 l\u1ec7 m\u00f4 t\u1ea3 v\u1ecb tr\u00ed c\u1ee7a tr\u1ee5c trung h\u00f2a trong \u0111\u1ed9 d\u00e0y\u2014dao \u0111\u1ed9ng \u0111\u00e2u \u0111\u00f3 gi\u1eefa kho\u1ea3ng 0.25 v\u00e0 0.5 \u0111\u1ed1i v\u1edbi h\u1ea7u h\u1ebft c\u00e1c c\u00f4ng vi\u1ec7c v\u1edbi t\u1ea5m kim lo\u1ea1i. N\u00f3 thay \u0111\u1ed5i theo \u0111\u1ed9 d\u00e0y, b\u00e1n k\u00ednh, ph\u01b0\u01a1ng ph\u00e1p. N\u00f3 kh\u00f4ng h\u1ec1 l\u00e0 m\u1ed9t h\u1eb1ng s\u1ed1 t\u1ef1 nhi\u00ean; n\u00f3 l\u00e0 d\u1ea5u v\u00e2n tay c\u1ee7a thi\u1ebft l\u1eadp c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

Th\u1ef1c t\u1ebf t\u1ea1i x\u01b0\u1edfng: S\u00e1ch gi\u00e1o khoa v\u1ebd s\u01a1 \u0111\u1ed3 v\u1edbi n\u1eeda ph\u1ea7n ch\u1ecbu n\u00e9n, n\u1eeda ph\u1ea7n ch\u1ecbu c\u0103ng m\u1ed9t c\u00e1ch g\u1ecdn g\u00e0ng. C\u00f2n khi \u1edf trong \u00ea-t\u00f4, b\u1ea1n c\u00f3 th\u1ec3 c\u1ea3m nh\u1eadn c\u00e1c s\u1ee3i ph\u00eda trong b\u1eaft \u0111\u1ea7u r\u00e3o ra v\u00e0 ph\u00eda ngo\u00e0i b\u1eaft \u0111\u1ea7u m\u1ecfng \u0111i. H\u01b0\u1edbng h\u1ea1t c\u00f3 th\u1ec3 khi\u1ebfn m\u1ed9t g\u1edd kh\u00e1ng l\u1ea1i c\u00f2n m\u1ed9t g\u1edd kh\u00e1c b\u1ecb r\u00e1ch d\u01b0\u1edbi c\u00f9ng l\u1ef1c d\u1eadp. C\u00e1c ph\u00e2n t\u1eed kh\u00f4ng bi\u1ebft \u0111\u1ecdc b\u1ea3n v\u1ebd.<\/p>\n\n\n\n

Ki\u1ec3m tra th\u01b0\u1edbc c\u1eb7p tr\u01b0\u1edbc khi \u0111\u1ed5 l\u1ed7i cho \u0111\u1ed9 s\u00e2u c\u1ee7a tr\u1ee5c. N\u1ebfu gi\u1ea3 \u0111\u1ecbnh v\u1ec1 tr\u1ee5c trung h\u00f2a c\u1ee7a b\u1ea1n sai, th\u00ec ph\u1ea7n b\u00f9 u\u1ed1n c\u1ee7a b\u1ea1n s\u1ebd \u0111\u00e1nh l\u1eeba b\u1ea1n.<\/p>\n\n\n\n

V\u1eady n\u1ebfu c\u00e1c h\u1ec7 th\u1ed1ng tr\u01b0\u1ee3t b\u00ean trong kim lo\u1ea1i quy\u1ebft \u0111\u1ecbnh l\u00fac n\u00e0o \u0111\u00e0n h\u1ed3i chuy\u1ec3n th\u00e0nh d\u1ebbo, th\u00ec h\u00ecnh d\u1ea1ng c\u1ee7a khu\u00f4n th\u1eadt s\u1ef1 \u0111\u00f3ng vai tr\u00f2 g\u00ec?<\/p>\n\n\n\n

Gi\u1ea3i ph\u1eabu c\u1ee7a \u201cV\u201d: V\u00ec sao \u0111\u1ed9 r\u1ed9ng c\u1ee7a khu\u00f4n l\u00e0 bi\u1ebfn quan tr\u1ecdng nh\u1ea5t \u0111\u1ec3 \u0111\u1ea1t \u0111\u1ed9 ch\u00ednh x\u00e1c cao<\/h3>\n\n\n\n

L\u1eafp hai khu\u00f4n tr\u00ean c\u00f9ng m\u1ed9t m\u00e1y. M\u1ed9t c\u00e1i c\u00f3 khe m\u1edf 1 inch. C\u00e1i kia, 2 inch. U\u1ed1n c\u00f9ng m\u1ed9t d\u1ea3i kim lo\u1ea1i d\u00e0y 1\/8 inch th\u00e0nh g\u00f3c 90 \u0111\u1ed9 b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p u\u1ed1n kh\u00ed\u2014ngh\u0129a l\u00e0 \u0111\u1ea7u ch\u00e0y v\u00e0 m\u00e9p khu\u00f4n l\u00e0 nh\u1eefng \u0111i\u1ec3m ti\u1ebfp x\u00fac duy nh\u1ea5t, v\u00e0 t\u1ea5m kim lo\u1ea1i kh\u00f4ng bao gi\u1edd ch\u1ea1m \u0111\u00e1y khu\u00f4n.<\/p>\n\n\n\n

V\u1edbi khu\u00f4n 1 inch, b\u00e1n k\u00ednh b\u00ean trong c\u1ee7a ch\u1ed7 u\u1ed1n nh\u1ecf h\u01a1n, kho\u1ea3ng 0.16 inch \u0111\u1ed1i v\u1edbi nhi\u1ec1u lo\u1ea1i th\u00e9p th\u01b0\u1eddng. \u0110\u1ed5i sang khu\u00f4n 2 inch th\u00ec b\u00e1n k\u00ednh t\u0103ng l\u00ean, th\u01b0\u1eddng g\u1ea7n 0.32 inch. C\u00f9ng ch\u00e0y. C\u00f9ng c\u00e0i l\u1ef1c. B\u00e1n k\u00ednh kh\u00e1c nhau v\u00ec t\u1ea5m kim lo\u1ea1i ph\u1ea3i v\u1eaft qua kho\u1ea3ng c\u00e1ch r\u1ed9ng h\u01a1n tr\u01b0\u1edbc khi b\u1ecb ch\u1ea3y d\u1ebbo.<\/p>\n\n\n\n

Khu\u00f4n r\u1ed9ng h\u01a1n ngh\u0129a l\u00e0 t\u1ea5m kim lo\u1ea1i \u0111\u01b0\u1ee3c \u0111\u1ee1 \u00edt h\u01a1n. V\u1eadt li\u1ec7u ph\u1ea3i cong nhi\u1ec1u h\u01a1n tr\u01b0\u1edbc khi \u1ee9ng su\u1ea5t t\u1ea1i \u0111\u1ea7u ch\u00e0y v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n ch\u1ea3y d\u1ebbo. \u0110i\u1ec1u \u0111\u00f3 khi\u1ebfn b\u00e1n k\u00ednh b\u00ean trong l\u1edbn h\u01a1n v\u00e0 gi\u1ea3m t\u1ef7 l\u1ec7 v\u1eadt li\u1ec7u b\u1ecb ch\u1ea3y d\u1ebbo. Ph\u1ea7n \u0111\u00e0n h\u1ed3i c\u00f2n l\u1ea1i trong ti\u1ebft di\u1ec7n nhi\u1ec1u h\u01a1n.<\/p>\n\n\n\n

\u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao \u0111\u1ed9 r\u1ed9ng khu\u00f4n ki\u1ec3m so\u00e1t \u0111\u1ed9 h\u1ed3i l\u00f2 xo nhi\u1ec1u h\u01a1n m\u1ee9c ng\u01b0\u1eddi m\u1edbi th\u01b0\u1eddng ngh\u0129. Khu\u00f4n h\u1eb9p bu\u1ed9c nhi\u1ec1u ph\u1ea7n \u0111\u1ed9 d\u00e0y v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n ch\u1ea3y\u2014v\u00f9ng d\u1ebbo l\u1edbn h\u01a1n, tr\u00ed nh\u1edb \u0111\u00e0n h\u1ed3i \u00edt h\u01a1n \u0111\u1ec3 ph\u1ee5c h\u1ed3i. Khu\u00f4n r\u1ed9ng gi\u1eef l\u1ea1i l\u00f5i \u0111\u00e0n h\u1ed3i l\u1edbn h\u01a1n.<\/p>\n\n\n\n

G\u1ecdi l\u00e0 \u201cm\u00e1y \u00e9p\u201d th\u00ec ng\u01b0\u1eddi m\u1edbi th\u01b0\u1eddng ngh\u0129 \u0111\u1ebfn l\u1ef1c. T\u00f4i th\u00ec nh\u00ecn b\u1ea3ng khu\u00f4n tr\u01b0\u1edbc ti\u00ean.<\/p>\n\n\n\n

Th\u1ef1c t\u1ebf t\u1ea1i x\u01b0\u1edfng: U\u1ed1n kh\u00ed linh ho\u1ea1t. B\u1ea1n c\u00f3 th\u1ec3 ch\u1ea1y c\u00e1c \u0111\u1ed9 d\u00e0y kh\u00e1c nhau tr\u00ean c\u00f9ng m\u1ed9t khu\u00f4n n\u1ebfu ch\u1ea5p nh\u1eadn c\u00f3 ch\u00fat sai l\u1ec7ch g\u00f3c. U\u1ed1n \u0111\u00e1y ho\u1eb7c d\u1eadp in\u2014khi ch\u00e0y \u00e9p t\u1ea5m s\u00e2u h\u01a1n v\u00e0o l\u00f2ng khu\u00f4n\u2014\u0111\u00f2i h\u1ecfi l\u1ef1c l\u1edbn h\u01a1n nhi\u1ec1u nh\u01b0ng c\u1ed1 \u0111\u1ecbnh g\u00f3c ch\u1eb7t h\u01a1n v\u00ec b\u1ea1n \u0111\u00e3 l\u00e0m bi\u1ebfn d\u1ea1ng d\u1ebbo g\u1ea7n nh\u01b0 to\u00e0n b\u1ed9 v\u00f9ng u\u1ed1n. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c nhau \u0111i\u1ec1u khi\u1ec3n c\u00f9ng m\u1ed9t c\u01a1 l\u00fd nh\u01b0ng theo t\u1ef7 l\u1ec7 kh\u00e1c nhau.<\/p>\n\n\n\n

Ki\u1ec3m tra th\u01b0\u1edbc c\u1eb7p c\u1ee7a khe m\u1edf khu\u00f4n. N\u1ebfu n\u00f3 g\u1ea5p t\u00e1m l\u1ea7n \u0111\u1ed9 d\u00e0y v\u1eadt li\u1ec7u khi b\u1ea3ng c\u1ee7a b\u1ea1n gi\u1ea3 \u0111\u1ecbnh l\u00e0 s\u00e1u, th\u00ec sai s\u1ed1 g\u00f3c c\u1ee7a b\u1ea1n kh\u00f4ng ph\u1ea3i \u0111i\u1ec1u b\u00ed \u1ea9n\u2014\u0111\u00f3 l\u00e0 h\u00ecnh h\u1ecdc.<\/p>\n\n\n\n

Nh\u01b0ng ngay c\u1ea3 v\u1edbi khu\u00f4n \u201c\u0111\u00fang\u201d, c\u00e1c chi ti\u1ebft v\u1eabn m\u1edf ra khi b\u1ea1n th\u00e1o ch\u00fang kh\u1ecfi m\u00e1y.<\/p>\n\n\n\n

T\u1ea1i sao?<\/p>\n\n\n\n

V\u1ea5n \u0111\u1ec1 h\u1ed3i l\u00f2 xo: D\u1ef1 \u0111o\u00e1n c\u00e1ch kim lo\u1ea1i c\u1ed1 tr\u1edf l\u1ea1i tr\u1ea1ng th\u00e1i ph\u1eb3ng<\/h3>\n\n\n\n

U\u1ed1n d\u1ea3i \u0111\u00f3 th\u00e0nh g\u00f3c 90 \u0111\u1ed9 ho\u00e0n h\u1ea3o d\u01b0\u1edbi t\u1ea3i. Gi\u1eef nguy\u00ean. Th\u1ea3 \u00e1p l\u1ef1c. Quan s\u00e1t n\u00f3 m\u1edf ra th\u00e0nh 92 \u0111\u1ed9.<\/p>\n\n\n\n

Kh\u00f4ng c\u00f3 g\u00ec di chuy\u1ec3n \u1edf m\u00e1y. T\u1ea5t c\u1ea3 di chuy\u1ec3n b\u00ean trong th\u00e9p.<\/p>\n\n\n\n

H\u00e3y nh\u1edb v\u00f9ng \u0111\u00e0n h\u1ed3i m\u00e0 ch\u00fang ta \u0111\u00e3 n\u00f3i\u2014ph\u1ea7n \u0111\u1ed9 d\u00e0y ch\u01b0a v\u01b0\u1ee3t qua gi\u1edbi h\u1ea1n ch\u1ea3y. C\u00e1c nguy\u00ean t\u1eed \u1edf \u0111\u00f3 ch\u1ec9 b\u1ecb k\u00e9o gi\u00e3n, kh\u00f4ng b\u1ecb s\u1eafp x\u1ebfp l\u1ea1i. Khi b\u1ea1n b\u1ecf ch\u00e0y ra, c\u00e1c li\u00ean k\u1ebft \u0111\u00f3 k\u00e9o v\u1ec1 kho\u1ea3ng c\u00e1ch ban \u0111\u1ea7u. C\u00e1c s\u1ee3i n\u00e9n b\u00ean trong \u0111\u1ea9y ra ngo\u00e0i. C\u00e1c s\u1ee3i c\u0103ng b\u00ean ngo\u00e0i co l\u1ea1i. To\u00e0n b\u1ed9 ti\u1ebft di\u1ec7n m\u1edf ra m\u1ed9t ch\u00fat cho \u0111\u1ebfn khi \u1ee9ng su\u1ea5t b\u00ean trong c\u00e2n b\u1eb1ng.<\/p>\n\n\n\n

C\u00e1c lo\u1ea1i th\u00e9p c\u00f3 gi\u1edbi h\u1ea1n ch\u1ea3y cao h\u01a1n\u2014nh\u01b0 m\u1ed9t s\u1ed1 lo\u1ea1i h\u1ee3p kim c\u01b0\u1eddng \u0111\u1ed9 cao \u00edt nguy\u00ean t\u1ed1\u2014l\u01b0u tr\u1eef nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng \u0111\u00e0n h\u1ed3i h\u01a1n tr\u01b0\u1edbc khi ch\u1ea3y. \u0110i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 h\u1ed3i l\u00f2 xo nhi\u1ec1u h\u01a1n v\u1edbi c\u00f9ng h\u00ecnh d\u1ea1ng. Nh\u00f4m, v\u1edbi m\u00f4\u0111un \u0111\u00e0n h\u1ed3i th\u1ea5p h\u01a1n, l\u1ea1i h\u1ed3i kh\u00e1c n\u1eefa. Hai v\u1eadt li\u1ec7u, c\u00f9ng \u0111\u1ed9 d\u00e0y, c\u00f9ng khu\u00f4n, g\u00f3c cu\u1ed1i kh\u00e1c nhau.<\/p>\n\n\n\n

B\u1ea1n kh\u00f4ng \u201clo\u1ea1i b\u1ecf\u201d h\u1ed3i l\u00f2 xo ch\u1ec9 b\u1eb1ng c\u00e1ch t\u0103ng l\u1ef1c tr\u1eeb khi \u00e9p s\u00e2u h\u01a1n v\u00e0o v\u00f9ng bi\u1ebfn d\u1ea1ng d\u1ebbo\u2014ho\u1eb7c b\u1eb1ng b\u00e1n k\u00ednh nh\u1ecf h\u01a1n, khu\u00f4n h\u1eb9p h\u01a1n, ho\u1eb7c ph\u01b0\u01a1ng ph\u00e1p d\u1eadp in. N\u1ebfu kh\u00f4ng th\u00ec b\u1ea1n ch\u1ec9 \u0111ang \u00e9p m\u1ea1nh h\u01a1n v\u00e0o c\u00f9ng m\u1ed9t b\u1ee9c t\u01b0\u1eddng \u0111\u00e0n h\u1ed3i m\u00e0 th\u00f4i.<\/p>\n\n\n\n

Th\u1ef1c t\u1ebf t\u1ea1i x\u01b0\u1edfng: Ng\u01b0\u1eddi v\u1eadn h\u00e0nh h\u1ecdc c\u00e1ch u\u1ed1n v\u01b0\u1ee3t m\u1ee9c c\u1ea7n thi\u1ebft. N\u1ebfu kinh nghi\u1ec7m cho th\u1ea5y b\u1ed9 thi\u1ebft l\u1eadp n\u00e0y b\u1eadt ng\u01b0\u1ee3c hai \u0111\u1ed9, b\u1ea1n s\u1ebd nh\u1eafm \u0111\u1ebfn 88 \u0111\u1ed9 khi ch\u1ecbu t\u1ea3i \u0111\u1ec3 \u0111\u1ea1t 90 \u0111\u1ed9 khi th\u1ea3 l\u1ecfng. Con s\u1ed1 \u0111\u00f3 kh\u00f4ng ph\u1ea3i ph\u00e9p m\u00e0u. N\u00f3 l\u00e0 k\u00fd \u1ee9c\u2014\u0111\u01b0\u1ee3c ghi l\u1ea1i t\u1eeb nh\u1eefng \u201ctr\u1eadn chi\u1ebfn\u201d tr\u01b0\u1edbc \u0111\u00e2y gi\u1eefa h\u1ee3p kim \u0111\u00f3 v\u00e0 khu\u00f4n \u0111\u00f3.<\/p>\n\n\n\n

Nh\u01b0ng n\u1ebfu \u0111\u1ed9 b\u1eadt ng\u01b0\u1ee3c ph\u1ee5 thu\u1ed9c v\u00e0o ph\u1ea7n ti\u1ebft di\u1ec7n m\u00e0 b\u1ea1n \u0111\u00e3 \u0111\u01b0a v\u01b0\u1ee3t gi\u1edbi h\u1ea1n ch\u1ea3y, ch\u1eb3ng ph\u1ea3i \u0111i\u1ec1u \u0111\u00f3 \u0111\u01b0a ta tr\u1edf l\u1ea1i v\u1edbi c\u00e1c bi\u1ec3u \u0111\u1ed3 l\u1ef1c \u00e9p sao?<\/p>\n\n\n\n

T\u00ednh to\u00e1n l\u1ef1c \u00e9p: T\u1ea1i sao l\u1ef1c th\u00f4 ch\u1ec9 l\u00e0 y\u1ebfu t\u1ed1 ph\u1ee5 so v\u1edbi gi\u1edbi h\u1ea1n ch\u1ea3y c\u1ee7a v\u1eadt li\u1ec7u<\/h3>\n\n\n\n

H\u00e3y xem c\u00f4ng th\u1ee9c l\u1ef1c \u00e9p ti\u00eau chu\u1ea9n khi u\u1ed1n kh\u00f4ng ch\u1ea1m cho th\u00e9p m\u1ec1m: L\u1ef1c \u00e9p tr\u00ean m\u1ed7i foot t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi b\u00ecnh ph\u01b0\u01a1ng \u0111\u1ed9 d\u00e0y v\u1eadt li\u1ec7u chia cho \u0111\u1ed9 m\u1edf khu\u00f4n. G\u1ea5p \u0111\u00f4i \u0111\u1ed9 d\u00e0y th\u00ec l\u1ef1c y\u00eau c\u1ea7u t\u0103ng g\u1ea5p b\u1ed1n l\u1ea7n. Gi\u1ea3m m\u1ed9t n\u1eeda \u0111\u1ed9 m\u1edf khu\u00f4n th\u00ec l\u1ef1c \u00e9p t\u0103ng g\u1ea5p \u0111\u00f4i.<\/p>\n\n\n\n

Ph\u01b0\u01a1ng tr\u00ecnh \u0111\u00f3 kh\u00f4ng quan t\u00e2m m\u00e1y b\u1ea1n l\u1edbn \u0111\u1ebfn \u0111\u00e2u. N\u00f3 quan t\u00e2m \u0111\u1ebfn gi\u1edbi h\u1ea1n ch\u1ea3y\u2014m\u1ee9c \u1ee9ng su\u1ea5t m\u00e0 t\u1ea1i \u0111\u00f3 c\u00e1c sai l\u1ec7ch b\u1eaft \u0111\u1ea7u di chuy\u1ec3n.<\/p>\n\n\n\n

N\u1ebfu m\u00e1y \u00e9p c\u1ee7a b\u1ea1n c\u00f3 t\u1ea3i tr\u1ecdng \u0111\u1ecbnh m\u1ee9c 100 t\u1ea5n v\u00e0 c\u00f4ng vi\u1ec7c y\u00eau c\u1ea7u 40, th\u00ec 60 t\u1ea5n d\u01b0 kh\u00f4ng gi\u00fap b\u1ea1n t\u0103ng \u0111\u1ed9 ch\u00ednh x\u00e1c. N\u00f3 ch\u1ec9 mang l\u1ea1i kho\u1ea3ng d\u1ef1 tr\u1eef v\u00e0 c\u00f3 th\u1ec3 l\u00e0 t\u00f9y ch\u1ecdn \u00e9p d\u1eadp ho\u00e0n to\u00e0n. \u0110\u1ed9 ch\u00ednh x\u00e1c v\u1eabn ph\u1ee5 thu\u1ed9c v\u00e0o vi\u1ec7c b\u1ea1n c\u00f3 ch\u1ecdn \u0111\u1ed9 r\u1ed9ng khu\u00f4n t\u1ea1o ra t\u1ef7 l\u1ec7 bi\u1ebfn d\u1ea1ng d\u1ebbo\u2013\u0111\u00e0n h\u1ed3i ph\u00f9 h\u1ee3p v\u00e0 c\u00f3 t\u00ednh \u0111\u1ebfn gi\u1edbi h\u1ea1n ch\u1ea3y c\u0169ng nh\u01b0 m\u00f4 \u0111un \u0111\u00e0n h\u1ed3i c\u1ee7a th\u00e9p hay kh\u00f4ng.<\/p>\n\n\n\n

T\u00f4i \u0111\u00e3 th\u1ea5y ng\u01b0\u1eddi m\u1edbi t\u0103ng \u00e1p l\u1ef1c \u0111\u1ec3 \u201csi\u1ebft ch\u1eb7t\u201d g\u00f3c u\u1ed1n khi u\u1ed1n kh\u00f4ng ch\u1ea1m. D\u1ee5ng c\u1ee5 \u00e9p ch\u1ea1m gi\u1edbi h\u1ea1n chi\u1ec1u s\u00e2u \u0111\u01b0\u1ee3c l\u1eadp tr\u00ecnh, \u0111\u1ed3ng h\u1ed3 b\u00e1o \u00e1p su\u1ea5t cao h\u01a1n, nh\u01b0ng chi ti\u1ebft v\u1eabn b\u1eadt ng\u01b0\u1ee3c hai \u0111\u1ed9 nh\u01b0 c\u0169. B\u1edfi v\u00ec cho \u0111\u1ebfn khi b\u1ea1n thay \u0111\u1ed5i h\u00ecnh h\u1ecdc ho\u1eb7c ph\u01b0\u01a1ng ph\u00e1p, b\u1ea1n ch\u01b0a h\u1ec1 thay \u0111\u1ed5i ph\u00e2n b\u1ed1 \u1ee9ng su\u1ea5t b\u00ean trong\u2014ch\u1ec9 l\u00e0 m\u1ee9c l\u1ef1c \u0111\u1ec3 \u0111\u1ea1t t\u1edbi n\u00f3.<\/p>\n\n\n\n

L\u1ef1c ch\u1ec9 l\u00e0 v\u00e9 v\u00e0o c\u1eeda. Gi\u1edbi h\u1ea1n ch\u1ea3y \u0111\u1eb7t ra lu\u1eadt ch\u01a1i.<\/p>\n\n\n\n

V\u00e0 m\u1ed9t khi b\u1ea1n hi\u1ec3u \u0111i\u1ec1u \u0111\u00f3, c\u00e2u h\u1ecfi ti\u1ebfp theo kh\u00f4ng ph\u1ea3i l\u00e0 b\u1ea1n c\u1ea7n m\u00e1y to \u0111\u1ebfn m\u1ee9c n\u00e0o.<\/p>\n\n\n\n

M\u00e0 l\u00e0 ph\u01b0\u01a1ng ph\u00e1p u\u1ed1n n\u00e0o cho ph\u00e9p b\u1ea1n th\u01b0\u01a1ng l\u01b0\u1ee3ng v\u1edbi nh\u1eefng quy lu\u1eadt \u0111\u00f3 thay v\u00ec m\u00f9 qu\u00e1ng ch\u1ed1ng l\u1ea1i ch\u00fang.<\/p>\n\n\n\n

U\u1ed1n kh\u00f4ng ch\u1ea1m so v\u1edbi u\u1ed1n ch\u1ea1m \u0111\u00e1y: S\u1ef1 l\u1ef1a ch\u1ecdn chi\u1ebfn l\u01b0\u1ee3c quy\u1ebft \u0111\u1ecbnh bi\u00ean \u0111\u1ed9 sai s\u1ed1 c\u1ee7a b\u1ea1n<\/h2>\n\n\n\n

U\u1ed1n kh\u00f4ng ch\u1ea1m: T\u1ea1i sao vi\u1ec7c kh\u00f4ng ch\u1ea1m \u0111\u00e1y khu\u00f4n l\u00e0 \u01b0u \u0111i\u1ec3m ch\u1ee9 kh\u00f4ng ph\u1ea3i khuy\u1ebft \u0111i\u1ec3m<\/h3>\n\n\n\n

T\u00f4i c\u00f3 m\u1ed9t th\u00f9ng ph\u1ebf li\u1ec7u \u0111\u1ea7y nh\u1eefng t\u1ea5m th\u1eed th\u00e9p m\u1ec1m d\u00e0y m\u1ed9t ph\u1ea7n t\u00e1m inch \u0111\u01b0\u1ee3c u\u1ed1n 90 \u0111\u1ed9 tr\u00ean c\u00f9ng m\u1ed9t khu\u00f4n V. C\u00f9ng ch\u00e0y. C\u00f9ng m\u00e1y. Ch\u1ec9 c\u00f3 \u0111i\u1ec1u t\u00f4i thay \u0111\u1ed5i \u0111\u1ed9 s\u00e2u h\u00e0nh tr\u00ecnh c\u1ee7a ch\u00e0y v\u00e0i ph\u1ea7n ngh\u00ecn m\u1ed7i l\u1ea7n. M\u1ed9t s\u1ed1 chi ti\u1ebft \u0111\u1ea1t 89,5 \u0111\u1ed9. M\u1ed9t s\u1ed1 \u0111\u1ea1t 90,3 \u0111\u1ed9. Kh\u00f4ng c\u00e1i n\u00e0o ch\u1ea1m \u0111\u00e1y khu\u00f4n.<\/p>\n\n\n\n

\u0110\u00f3 ch\u00ednh l\u00e0 u\u1ed1n kh\u00f4ng ch\u1ea1m.<\/p>\n\n\n\n

Trong u\u1ed1n kh\u00f4ng ch\u1ea1m, t\u1ea5m kim lo\u1ea1i ti\u1ebfp x\u00fac v\u1edbi \u0111\u1ea7u ch\u00e0y v\u00e0 hai vai c\u1ee7a khu\u00f4n V. Ba \u0111i\u1ec3m. Ch\u00e0y kh\u00f4ng \u00e9p v\u1eadt li\u1ec7u ho\u00e0n to\u00e0n v\u00e0o khoang khu\u00f4n. G\u00f3c cu\u1ed1i \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n b\u1edfi \u0111\u1ed9 s\u00e2u ch\u00e0y \u0111i v\u00e0o kho\u1ea3ng tr\u1ed1ng \u0111\u00f3. Thay \u0111\u1ed5i \u0111\u1ed9 s\u00e2u m\u1ed9t ch\u00fat, g\u00f3c s\u1ebd thay \u0111\u1ed5i. Thay \u0111\u1ed5i \u0111\u1ed9 d\u00e0y v\u1eadt li\u1ec7u v\u00e0i ph\u1ea7n ngh\u00ecn, g\u00f3c l\u1ea1i thay \u0111\u1ed5i v\u00ec tr\u1ee5c trung h\u00f2a\u2014l\u1edbp kh\u00f4ng gi\u00e3n c\u0169ng kh\u00f4ng n\u00e9n\u2014d\u1ecbch chuy\u1ec3n m\u1ed9t ch\u00fat.<\/p>\n\n\n\n

B\u1ea1n kh\u00f4ng \u00e9p kim lo\u1ea1i kh\u1edbp v\u1edbi g\u00f3c khu\u00f4n. B\u1ea1n \u0111ang th\u01b0\u01a1ng l\u01b0\u1ee3ng v\u1edbi \u0111\u1ed9 b\u1eadt ng\u01b0\u1ee3c c\u1ee7a n\u00f3.<\/p>\n\n\n\n

C\u01a1 ch\u1ebf l\u00e0 th\u1ebf n\u00e0y. C\u1eeda m\u1edf khu\u00f4n c\u00e0ng r\u1ed9ng so v\u1edbi \u0111\u1ed9 d\u00e0y\u2014v\u00ed d\u1ee5 g\u1ea5p t\u00e1m l\u1ea7n \u0111\u1ed9 d\u00e0y cho th\u00e9p m\u1ec1m\u2014ph\u1ea7n l\u00f5i \u0111\u00e0n h\u1ed3i trong v\u00f9ng u\u1ed1n c\u00e0ng l\u1edbn. L\u00f5i \u0111\u00e0n h\u1ed3i \u0111\u00f3 l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng. Khi b\u1ea1n th\u1ea3 ch\u00e0y ra, n\u0103ng l\u01b0\u1ee3ng t\u00edch tr\u1eef \u0111\u00f3 khi\u1ebfn g\u00f3c u\u1ed1n m\u1edf ra. Trong u\u1ed1n kh\u00f4ng ch\u1ea1m, b\u1ea1n d\u1ef1a v\u00e0o vi\u1ec7c u\u1ed1n v\u01b0\u1ee3t c\u00f3 ki\u1ec3m so\u00e1t \u0111\u1ec3 \u0111\u1ea1t g\u00f3c m\u1ee5c ti\u00eau sau khi th\u1ea3. \u0110\u1ed9 ch\u00ednh x\u00e1c ph\u1ee5 thu\u1ed9c v\u00e0o m\u1ed9t bi\u1ebfn duy nh\u1ea5t: \u0111\u1ed9 s\u00e2u ch\u00e0y \u00e9p v\u00e0o.<\/p>\n\n\n\n

M\u00e1y \u00e9p CNC hi\u1ec7n \u0111\u1ea1i hi\u1ec3u \u0111i\u1ec1u n\u00e0y. M\u1ed9t s\u1ed1 h\u1ec7 th\u1ed1ng b\u1eafn tia laser ngang \u0111\u01b0\u1eddng u\u1ed1n v\u00e0 \u0111o g\u00f3c trong th\u1eddi gian th\u1ef1c\u2014t\u1edbi 100 l\u1ea7n \u0111\u1ecdc m\u1ed7i gi\u00e2y\u2014r\u1ed3i \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 s\u00e2u ch\u00e0y t\u1ee9c th\u00ec. Th\u00eam kho\u1ea3ng m\u1ed9t gi\u00e2y cho m\u1ed7i l\u1ea7n u\u1ed1n. V\u1ec1 l\u00fd thuy\u1ebft, \u0111i\u1ec1u \u0111\u00f3 kh\u00e9p k\u00edn v\u00f2ng l\u1eb7p v\u00e0 lo\u1ea1i b\u1ecf ph\u00e1n \u0111o\u00e1n th\u1ee7 c\u00f4ng c\u0169.<\/p>\n\n\n\n

Nh\u01b0ng ngay c\u1ea3 v\u1edbi c\u01a1 c\u1ea5u ch\u1ed1ng cong \u0111\u1ed9ng v\u00e0 ph\u1ea3n h\u1ed3i b\u1eb1ng laser, h\u1ea7u h\u1ebft x\u01b0\u1edfng trong s\u1ea3n xu\u1ea5t th\u1ef1c t\u1ebf \u0111\u1ea1t \u0111\u1ed9 sai l\u1ec7ch \u00b10,5 \u0111\u1ed9 tr\u00ean c\u00e1c l\u1ea7n u\u1ed1n th\u00f4ng th\u01b0\u1eddng. Kh\u00f4ng ph\u1ea3i v\u00ec m\u00e1y y\u1ebfu. M\u00e0 v\u00ec \u0111\u1ed9 d\u00e0y t\u1ea5m th\u00e9p thay \u0111\u1ed5i. H\u01b0\u1edbng h\u1ea1t th\u00e9p l\u00e0m thay \u0111\u1ed5i \u0111\u1ed9 b\u1eadt ng\u01b0\u1ee3c. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh \u0111\u1eb7t chi ti\u1ebft l\u1ec7ch m\u1ed9t ch\u00fat so v\u1edbi th\u01b0\u1edbc g\u00e1 sau. Kim lo\u1ea1i th\u00ec c\u1ee9ng \u0111\u1ea7u. N\u00f3 nh\u1edb r\u00f5 c\u00e1ch n\u00f3 \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00e1n ra sao.<\/p>\n\n\n\n

\u0110i\u1ec3m m\u1ea1nh c\u1ee7a u\u1ed1n kh\u00f4ng ch\u1ea1m l\u00e0 linh ho\u1ea1t. M\u1ed9t khu\u00f4n c\u00f3 th\u1ec3 x\u1eed l\u00fd nhi\u1ec1u \u0111\u1ed9 d\u00e0y n\u1ebfu b\u1ea1n ch\u1ea5p nh\u1eadn ch\u00fat sai l\u1ec7ch g\u00f3c. Thi\u1ebft l\u1eadp nhanh. Chi ph\u00ed d\u1ee5ng c\u1ee5 th\u1ea5p. L\u1ef1c \u00e9p nh\u1ecf so v\u1edbi u\u1ed1n ch\u1ea1m \u0111\u00e1y\u2014th\u01b0\u1eddng ch\u1ec9 b\u1eb1ng m\u1ed9t ph\u1ea7n. B\u1ea1n u\u1ed1n ch\u1ee7 y\u1ebfu theo h\u00ecnh h\u1ecdc, kh\u00f4ng ph\u1ea3i b\u1eb1ng s\u1ee9c n\u00e9n th\u00f4.<\/p>\n\n\n\n

Th\u1ef1c t\u1ebf t\u1ea1i x\u01b0\u1edfng: S\u00e1ch gi\u00e1o khoa g\u1ecdi u\u1ed1n kh\u00f4ng ch\u1ea1m \u201ck\u00e9m ch\u00ednh x\u00e1c h\u01a1n.\u201d Tr\u00ean l\u00fd thuy\u1ebft th\u00ec \u0111\u00fang\u2014v\u00ec g\u00f3c khu\u00f4n kh\u00f4ng kh\u00f3a ch\u1eb7t chi ti\u1ebft. Nh\u01b0ng tr\u00ean th\u1ef1c t\u1ebf, \u0111\u00f3 l\u00e0 c\u00e1ch nhanh nh\u1ea5t \u0111\u1ec3 ch\u1ea1y c\u00e1c chi ti\u1ebft \u0111a d\u1ea1ng m\u00e0 kh\u00f4ng ph\u1ea3i thay \u0111\u1ed3 g\u00e1 m\u1ed7i gi\u1edd. B\u1ea1n \u0111\u00e1nh \u0111\u1ed5i m\u1ed9t bi\u00ean \u0111\u1ed9 sai s\u1ed1 g\u00f3c nh\u1ecf l\u1ea5y t\u1ed1c \u0111\u1ed9 v\u00e0 kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng. S\u1ef1 \u0111\u00e1nh \u0111\u1ed5i \u0111\u00f3 l\u00e0 c\u00f3 ch\u1ee7 \u0111\u00edch.<\/p>\n\n\n\n

Ki\u1ec3m tra th\u01b0\u1edbc c\u1eb7p tr\u00ean ch\u1ed3ng t\u1ea5m c\u1ee7a b\u1ea1n tr\u01b0\u1edbc khi \u0111\u1ed5 l\u1ed7i cho m\u00e1y CNC. Ch\u00eanh l\u1ec7ch b\u1ec1 d\u00e0y ba ph\u1ea7n ngh\u00ecn inch c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i g\u00f3c nhi\u1ec1u h\u01a1n c\u1ea3 m\u1ed9t \u0111\u1ed9ng c\u01a1 servo m\u1edbi tinh.<\/p>\n\n\n\n

V\u1eady n\u1ebfu u\u1ed1n kh\u00f4ng ch\u1ea1m \u0111\u1ec3 l\u1ea1i kho\u1ea3ng tr\u1ed1ng cho kim lo\u1ea1i \u201cph\u1ea3n kh\u00e1ng,\u201d th\u00ec b\u1ea1n l\u00e0m g\u00ec khi b\u1ea3n v\u1ebd y\u00eau c\u1ea7u \u00b10,25 \u0111\u1ed9 v\u00e0 ng\u01b0\u1eddi ki\u1ec3m tra th\u1ef1c s\u1ef1 c\u00f3 th\u01b0\u1edbc \u0111o g\u00f3c \u0111\u1ee7 chu\u1ea9n \u0111\u1ec3 s\u1eed d\u1ee5ng?<\/p>\n\n\n\n

U\u1ed1n ch\u1ea1m \u0111\u00e1y v\u00e0 d\u1eadp \u0111\u1ecbnh h\u00ecnh: Khi \u0111\u1ed9 ch\u00ednh x\u00e1c \u201ct\u1ea1m t\u1ea1m\u201d kh\u00f4ng \u0111\u1ee7 cho d\u1ef1 \u00e1n\u201d<\/h3>\n\n\n\n

L\u1ea5y c\u00f9ng m\u1ed9t d\u1ea3i kim lo\u1ea1i d\u00e0y m\u1ed9t ph\u1ea7n t\u00e1m inch v\u00e0 \u00e9p s\u00e2u h\u01a1n\u2014cho \u0111\u1ebfn khi ch\u00e0y \u00e9p bu\u1ed9c v\u1eadt li\u1ec7u g\u1ea7n nh\u01b0 ti\u1ebfp x\u00fac ho\u00e0n to\u00e0n v\u1edbi v\u00e1ch khu\u00f4n. L\u00fac \u0111\u00f3, b\u1ea1n \u0111ang u\u1ed1n ch\u1ea1m \u0111\u00e1y. T\u0103ng l\u1ef1c l\u00ean n\u1eefa \u0111\u1ec3 \u0111\u1ea7u ch\u00e0y n\u00e9n d\u1ebbo \u0111\u01b0\u1eddng u\u1ed1n, l\u00e0m m\u1ecfng nh\u1eb9 v\u00e0 \u201cl\u00e0 ph\u1eb3ng\u201d c\u00e1c h\u1ea1t kim lo\u1ea1i. \u0110\u00f3 l\u00e0 d\u1eadp \u0111\u1ecbnh h\u00ecnh.<\/p>\n\n\n\n

C\u1ea3m nh\u1eadn s\u1ef1 kh\u00e1c bi\u1ec7t tr\u00ean b\u00e0n \u0111\u1ea1p. U\u1ed1n kh\u00f4ng ch\u1ea1m c\u00f3 th\u1ec3 c\u1ea7n, v\u00ed d\u1ee5, 20 t\u1ea5n l\u1ef1c cho m\u1ed9t thi\u1ebft l\u1eadp nh\u1ea5t \u0111\u1ecbnh. U\u1ed1n ch\u1ea1m \u0111\u00e1y c\u00f9ng chi ti\u1ebft \u0111\u00f3 c\u00f3 th\u1ec3 \u0111\u00f2i h\u1ecfi l\u1ef1c g\u1ea5p b\u1ed1n \u0111\u1ebfn t\u00e1m l\u1ea7n, v\u00ec b\u1ea1n kh\u00f4ng c\u00f2n ch\u1ec9 v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n ch\u1ea3y \u1edf l\u1edbp ngo\u00e0i n\u1eefa\u2014m\u00e0 \u0111ang bi\u1ebfn d\u1ea1ng d\u1ebbo g\u1ea7n nh\u01b0 to\u00e0n b\u1ed9 ti\u1ebft di\u1ec7n v\u00e0 \u00e9p n\u00f3 kh\u1edbp v\u1edbi g\u00f3c khu\u00f4n c\u1ed1 \u0111\u1ecbnh.<\/p>\n\n\n\n

V\u1ec1 m\u1eb7t c\u01a1 h\u1ecdc, \u0111i\u1ec1u n\u00e0y thay \u0111\u1ed5i m\u1ecdi th\u1ee9.<\/p>\n\n\n\n

Khi u\u1ed1n ch\u1ea1m \u0111\u00e1y, g\u00f3c khu\u00f4n\u2014ch\u1ee9 kh\u00f4ng ch\u1ec9 \u0111\u1ed9 s\u00e2u c\u1ee7a ch\u00e0y\u2014quy\u1ebft \u0111\u1ecbnh g\u00f3c u\u1ed1n cu\u1ed1i c\u00f9ng. \u0110\u1ed9 \u0111\u00e0n h\u1ed3i h\u1ed3i ph\u1ee5c (springback) gi\u1ea3m v\u00ec ph\u1ea7n l\u00f5i \u0111\u00e0n h\u1ed3i c\u00f2n l\u1ea1i \u00edt h\u01a1n. \u1ede d\u1eadp \u0111\u1ecbnh h\u00ecnh, b\u1ea1n ti\u1ebfn xa h\u01a1n: b\u1ea1n v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n ch\u1ea3y g\u1ea7n nh\u01b0 tr\u00ean to\u00e0n b\u1ed9 b\u1ec1 d\u00e0y t\u1ea1i \u0111\u01b0\u1eddng u\u1ed1n. B\u1ea1n kh\u00f4ng c\u00f2n th\u01b0\u01a1ng l\u01b0\u1ee3ng n\u1eefa. B\u1ea1n \u0111ang bu\u1ed9c kim lo\u1ea1i \u201cqu\u00ean\u201d h\u00ecnh d\u1ea1ng c\u0169 b\u1eb1ng s\u1ee9c m\u1ea1nh.<\/p>\n\n\n\n

Nh\u01b0ng ngay c\u1ea3 khi \u0111\u00f3, ph\u00f4i kh\u00f4ng ch\u1ea3y d\u1ebbo v\u00ec b\u1ecb nghi\u1ec1n n\u00e1t. N\u00f3 ch\u1ea3y d\u1ebbo v\u00ec b\u1ea1n \u0111\u00e3 \u0111\u1ea9y \u1ee9ng su\u1ea5t v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n ch\u1ea3y t\u1ea1i m\u1ecdi v\u1ecb tr\u00ed quan tr\u1ecdng.<\/p>\n\n\n\n

\u0110\u1ed9 ch\u00ednh x\u00e1c \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n. Trong \u0111i\u1ec1u ki\u1ec7n ki\u1ec3m so\u00e1t, m\u00e1y cao c\u1ea5p v\u1edbi d\u1ee5ng c\u1ee5 ph\u00f9 h\u1ee3p c\u00f3 th\u1ec3 gi\u1eef sai s\u1ed1 trong kho\u1ea3ng \u00b10,1 \u0111\u1ebfn \u00b10,2 \u0111\u1ed9. \u0110\u00f3 l\u00e0 con s\u1ed1 trong t\u1edd qu\u1ea3ng c\u00e1o. C\u00f2n ngo\u00e0i th\u1ef1c t\u1ebf, v\u00e0o m\u1ed9t ng\u00e0y th\u1ee9 Ba \u1ea9m \u01b0\u1edbt v\u1edbi v\u1eadt li\u1ec7u t\u1eeb nhi\u1ec1u m\u1ebb kh\u00e1c nhau v\u00e0 th\u1ee3 v\u1eadn h\u00e0nh \u0111\u00e3 m\u1ecfi, th\u1ef1c t\u1ebf quay l\u1ea1i quanh \u00b10,5 \u0111\u1ed9. Bi\u1ebfn \u0111\u1ed9ng b\u00ean ngo\u00e0i kh\u00f4ng bi\u1ebfn m\u1ea5t ch\u1ec9 v\u00ec b\u1ea1n c\u00f3 m\u00e1y m\u1ea1nh h\u01a1n.<\/p>\n\n\n\n

C\u00f2n chi ph\u00ed th\u00ec sao?<\/p>\n\n\n\n

L\u1ef1c cao h\u01a1n \u0111\u1ed3ng ngh\u0129a v\u1edbi m\u00e1y n\u1eb7ng h\u01a1n, d\u1ee5ng c\u1ee5 m\u00f2n nhanh h\u01a1n, y\u00eau c\u1ea7u kh\u1edbp g\u00f3c khu\u00f4n nghi\u00eam ng\u1eb7t h\u01a1n, v\u00e0 \u00edt sai s\u1ed1 \u0111\u01b0\u1ee3c dung th\u1ee9 h\u01a1n. N\u1ebfu khu\u00f4n c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c m\u00e0i 88 \u0111\u1ed9 m\u00e0 b\u1ea3n v\u1ebd y\u00eau c\u1ea7u 90 \u0111\u1ed9 sau h\u1ed3i ph\u1ee5c, b\u1ea1n ph\u1ea3i hi\u1ec3u r\u00f5 h\u00e0nh vi v\u1eadt li\u1ec7u c\u1ee7a m\u00ecnh. C\u00f3 r\u1ea5t \u00edt kh\u00f4ng gian \u0111\u1ec3 \u201cl\u1ebbn d\u1ea7n\u201d \u0111\u1ebfn g\u00f3c nh\u01b0 khi u\u1ed1n kh\u00f4ng ch\u1ea1m b\u1eb1ng c\u00e1ch \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 s\u00e2u.<\/p>\n\n\n\n

Th\u1ef1c t\u1ebf t\u1ea1i x\u01b0\u1edfng: D\u1eadp \u0111\u1ecbnh h\u00ecnh mang l\u1ea1i c\u1ea3m gi\u00e1c th\u1ecfa m\u00e3n. G\u00f3c u\u1ed1n \u201ckh\u1edbp\u201d ngay v\u00e0 h\u1ea7u nh\u01b0 kh\u00f4ng \u0111\u1ed5i sau khi nh\u1ea3. Nh\u01b0ng b\u1ea1n ph\u1ea3i tr\u1ea3 gi\u00e1 cho s\u1ef1 ch\u1eafc ch\u1eafn \u0111\u00f3 b\u1eb1ng l\u1ef1c \u00e9p, \u0111\u1ed9 ch\u00ednh x\u00e1c d\u1ee5ng c\u1ee5 v\u00e0 th\u1eddi gian thi\u1ebft l\u1eadp ch\u1eadm h\u01a1n. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u01b0\u1ee3c ch\u1ecdn khi dung sai b\u1eaft bu\u1ed9c\u2014ch\u1ee9 kh\u00f4ng ph\u1ea3i v\u00ec ng\u01b0\u1eddi v\u1eadn h\u00e0nh th\u00edch nghe ti\u1ebfng m\u00e1y k\u00eau r\u00ean.<\/p>\n\n\n\n

Ki\u1ec3m tra th\u01b0\u1edbc c\u1eb7p tr\u00ean b\u00e1n k\u00ednh \u0111\u1ea7u ch\u00e0y c\u1ee7a b\u1ea1n. Trong d\u1eadp \u0111\u1ecbnh h\u00ecnh, \u0111\u1ea7u ch\u00e0y m\u00f2n kh\u00f4ng ch\u1ec9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn th\u1ea9m m\u1ef9\u2014n\u00f3 thay \u0111\u1ed5i ph\u00e2n b\u1ed1 \u1ee9ng su\u1ea5t v\u00e0 c\u1ea3 g\u00f3c u\u1ed1n theo.<\/p>\n\n\n\n

V\u00ec v\u1eady, l\u1ef1a ch\u1ecdn kh\u00f4ng ph\u1ea3i l\u00e0 ph\u01b0\u01a1ng ph\u00e1p n\u00e0o \u201ct\u1ed1t h\u01a1n.\u201d M\u00e0 l\u00e0 b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c sai s\u1ed1 n\u00e0o: n\u1eeda \u0111\u1ed9 sai l\u1ec7ch do h\u1ed3i ph\u1ee5c, hay th\u1eddi gian thi\u1ebft l\u1eadp d\u00e0i h\u01a1n v\u1edbi l\u1ef1c \u00e9p cao v\u00e0 r\u00e0ng bu\u1ed9c d\u1ee5ng c\u1ee5 ch\u1eb7t ch\u1ebd h\u01a1n?<\/p>\n\n\n\n

Ma tr\u1eadn quy\u1ebft \u0111\u1ecbnh: \u0110\u00e1nh \u0111\u1ed5i t\u1ed1c \u0111\u1ed9 thi\u1ebft l\u1eadp l\u1ea5y \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh g\u00f3c u\u1ed1n<\/h3>\n\n\n\n

H\u00e3y h\u00ecnh dung hai c\u00f4ng vi\u1ec7c trong l\u1ecbch tr\u00ecnh.<\/p>\n\n\n\n

C\u00f4ng vi\u1ec7c A: 200 gi\u00e1 \u0111\u1ee1 b\u1eb1ng th\u00e9p m\u1ec1m, dung sai \u00b11 \u0111\u1ed9, nhi\u1ec1u chi\u1ec1u d\u00e0i g\u1edd, v\u1eadt li\u1ec7u t\u1eeb nhi\u1ec1u l\u00f4 kh\u00e1c nhau. C\u00f4ng vi\u1ec7c B: 5.000 v\u1ecf inox, \u00b10,25 \u0111\u1ed9 \u1edf c\u00e1c c\u1ea1nh nh\u00ecn th\u1ea5y, c\u00f9ng \u0111\u1ed9 d\u00e0y cho to\u00e0n b\u1ed9 l\u00f4.<\/p>\n\n\n\n

Ch\u1ea1y c\u00f4ng vi\u1ec7c A b\u1eb1ng u\u1ed1n ch\u1ea1m \u0111\u00e1y v\u00e0 b\u1ea1n s\u1ebd t\u1ed1n nhi\u1ec1u th\u1eddi gian \u0111i\u1ec1u ch\u1ec9nh g\u00f3c khu\u00f4n v\u00e0 l\u1ef1c \u00e9p h\u01a1n m\u1ee9c m\u00e0 dung sai y\u00eau c\u1ea7u. H\u00e3y u\u1ed1n kh\u00f4ng ch\u1ea1m, ghi l\u1ea1i gi\u00e1 tr\u1ecb u\u1ed1n v\u01b0\u1ee3t cho l\u00f4 \u0111\u00f3, r\u1ed3i ti\u1ebfp t\u1ee5c. K\u00fd \u1ee9c kim lo\u1ea1i thay \u0111\u1ed5i nh\u1eb9? Dung sai v\u1eabn ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n

Ch\u1ea1y c\u00f4ng vi\u1ec7c B b\u1eb1ng u\u1ed1n kh\u00f4ng ch\u1ea1m v\u00e0 hy v\u1ecdng \u0111\u1ed9 d\u00e0y v\u00e0 h\u01b0\u1edbng th\u1edb kim lo\u1ea1i \u201cngoan ngo\u00e3n\u201d? B\u1ea1n s\u1ebd ph\u1ea3i \u0111u\u1ed5i theo c\u00e1c ch\u1ec9nh g\u00f3c c\u1ea3 ng\u00e0y, d\u00f9 c\u00f3 ph\u1ea3n h\u1ed3i b\u1eb1ng laser. H\u00e3y u\u1ed1n ch\u1ea1m \u0111\u00e1y ho\u1eb7c d\u1eadp \u0111\u1ecbnh h\u00ecnh, c\u1ed1 \u0111\u1ecbnh h\u00ecnh h\u1ecdc theo khu\u00f4n, v\u00e0 ch\u1ea5p nh\u1eadn l\u1ef1c \u00e9p cao h\u01a1n nh\u01b0 c\u00e1i gi\u00e1 c\u1ee7a s\u1ef1 \u1ed5n \u0111\u1ecbnh.<\/p>\n\n\n\n

G\u1ecdi n\u00f3 l\u00e0 m\u1ed9t \u201cm\u00e1y \u00e9p\u201d v\u00e0 ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u s\u1ebd t\u01b0\u1edfng t\u01b0\u1ee3ng ra l\u1ef1c \u00e9p. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh d\u00e0y d\u1ea1n kinh nghi\u1ec7m l\u1ea1i nh\u00ecn th\u1ea5y m\u1ed9t danh m\u1ee5c c\u00e1c chi\u1ebfn l\u01b0\u1ee3c bi\u1ebfn d\u1ea1ng.<\/p>\n\n\n\n

\u0110\u00e2y l\u00e0 qu\u00e1 tr\u00ecnh th\u01b0\u01a1ng l\u01b0\u1ee3ng. U\u1ed1n b\u1eb1ng kh\u00f4ng kh\u00ed n\u00f3i: T\u00f4i s\u1ebd ch\u1ea5p nh\u1eadn m\u1ed9t ph\u1ea7n h\u1ed3i ph\u1ee5c \u0111\u00e0n h\u1ed3i v\u00e0 ki\u1ec3m so\u00e1t n\u00f3 b\u1eb1ng \u0111\u1ed9 s\u00e2u c\u00f9ng ph\u1ea3n h\u1ed3i. U\u1ed1n ch\u1ea1m \u0111\u00e1y n\u00f3i: T\u00f4i s\u1ebd gi\u1ea3m kh\u1ea3 n\u0103ng h\u1ed3i ph\u1ee5c c\u1ee7a b\u1ea1n b\u1eb1ng c\u00e1ch t\u1ea1o h\u00ecnh d\u1ebbo nhi\u1ec1u h\u01a1n ph\u1ea7n ti\u1ebft di\u1ec7n c\u1ee7a b\u1ea1n. U\u1ed1n d\u1eadp n\u00f3i: T\u00f4i s\u1ebd g\u1ea7n nh\u01b0 lo\u1ea1i b\u1ecf s\u1ef1 tranh c\u00e3i c\u1ee7a b\u1ea1n b\u1eb1ng c\u00e1ch v\u01b0\u1ee3t qua gi\u1edbi h\u1ea1n ch\u1ea3y tr\u00ean to\u00e0n b\u1ed9 \u0111\u01b0\u1eddng u\u1ed1n.<\/p>\n\n\n\n

C\u00e1c h\u1ec7 th\u1ed1ng CNC hi\u1ec7n \u0111\u1ea1i \u201ch\u1ecdc\u201d s\u1ef1 h\u1ed3i l\u1ea1i theo h\u01b0\u1edbng h\u1ea1t kh\u00f4ng x\u00f3a b\u1ecf l\u1ef1a ch\u1ecdn n\u00e0y. Ch\u00fang ch\u1ec9 tinh ch\u1ec9nh n\u00f3. Ngay c\u1ea3 m\u00e1y th\u00f4ng minh nh\u1ea5t c\u0169ng v\u1eabn ho\u1ea1t \u0111\u1ed9ng trong gi\u1edbi h\u1ea1n v\u1eadt l\u00fd v\u1ec1 ph\u1ea7n \u0111\u1ed9 d\u00e0y m\u00e0 b\u1ea1n \u0111\u1ea9y qua gi\u1edbi h\u1ea1n ch\u1ea3y. Ph\u1ea7n m\u1ec1m c\u00f3 th\u1ec3 b\u00f9 cho s\u1ef1 sai l\u1ec7ch; n\u00f3 kh\u00f4ng th\u1ec3 lo\u1ea1i b\u1ecf m\u00f4\u0111un \u0111\u00e0n h\u1ed3i.<\/p>\n\n\n\n

Bi\u00ean \u0111\u1ed9 sai s\u1ed1 b\u1ea1n ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh ngay khi b\u1ea1n ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p. L\u1ef1c \u00e9p ch\u1ec9 khi\u1ebfn cho l\u1ef1a ch\u1ecdn \u0111\u00f3 kh\u1ea3 thi\u2014n\u00f3 kh\u00f4ng x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a l\u1ef1a ch\u1ecdn \u0111\u00f3.<\/p>\n\n\n\n

V\u00e0 khi b\u1ea1n xem vi\u1ec7c u\u1ed1n l\u00e0 m\u1ed9t quy\u1ebft \u0111\u1ecbnh chi\u1ebfn l\u01b0\u1ee3c v\u1ec1 ph\u1ea7n \u201ctr\u00ed nh\u1edb\u201d c\u1ee7a kim lo\u1ea1i m\u00e0 b\u1ea1n s\u1eb5n s\u00e0ng gi\u1eef l\u1ea1i, c\u00e2u h\u1ecfi ti\u1ebfp theo kh\u00f4ng c\u00f2n l\u00e0 \u201cM\u00e1y l\u1edbn c\u1ee1 n\u00e0o?\u201d m\u00e0 tr\u1edf th\u00e0nh \u201cQuy tr\u00ecnh c\u1ee7a t\u00f4i c\u00f3 l\u1eb7p l\u1ea1i \u0111\u01b0\u1ee3c t\u1eeb chi ti\u1ebft \u0111\u1ea7u ti\u00ean \u0111\u1ebfn chi ti\u1ebft th\u1ee9 n\u0103m ngh\u00ecn kh\u00f4ng?\u201d<\/p>\n\n\n\n

N\u1ebfu b\u1ea1n \u0111ang \u0111\u00e1nh gi\u00e1 c\u00e1ch chu\u1ea9n h\u00f3a kh\u1ea3 n\u0103ng l\u1eb7p l\u1ea1i \u0111\u00f3 gi\u1eefa c\u00e1c ca, v\u1eadt li\u1ec7u v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng s\u1ea3n xu\u1ea5t, vi\u1ec7c so s\u00e1nh c\u00e1c ph\u01b0\u01a1ng ph\u00e1p, chi\u1ebfn l\u01b0\u1ee3c d\u1ee5ng c\u1ee5 v\u00e0 t\u00f9y ch\u1ecdn \u0111i\u1ec1u khi\u1ec3n c\u00f9ng m\u1ed9t \u0111\u1ed1i t\u00e1c k\u1ef9 thu\u1eadt s\u1ebd gi\u00fap \u00edch. V\u1edbi s\u1ef1 \u0111\u1ea7u t\u01b0 li\u00ean t\u1ee5c v\u00e0o R&D m\u00e1y u\u1ed1n v\u00e0 ph\u00e1t tri\u1ec3n thi\u1ebft b\u1ecb th\u00f4ng minh, CN-HAWE h\u1ed7 tr\u1ee3 c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t trong vi\u1ec7c \u0111\u1ed3ng b\u1ed9 h\u00f3a ph\u01b0\u01a1ng ph\u00e1p u\u1ed1n, m\u1ee9c \u0111\u1ed9 t\u1ef1 \u0111\u1ed9ng h\u00f3a v\u00e0 ki\u1ec3m so\u00e1t quy tr\u00ecnh v\u1edbi c\u00e1c m\u1ee5c ti\u00eau s\u1ea3n xu\u1ea5t th\u1ef1c t\u1ebf. B\u1ea1n c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u cu\u1ed9c trao \u0111\u1ed5i t\u1ea1i \u0111\u00e2y: li\u00ean h\u1ec7 CN-HAWE<\/a> \u0111\u1ec3 th\u1ea3o lu\u1eadn v\u1ec1 \u1ee9ng d\u1ee5ng, dung sai v\u00e0 m\u1ee5c ti\u00eau n\u0103ng su\u1ea5t c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

T\u1eeb Th\u1ee7 c\u00f4ng \u0111\u1ebfn CNC: T\u1ea1i sao Kh\u1ea3 n\u0103ng L\u1eb7p l\u1ea1i M\u1edbi l\u00e0 \u201c\u0110\u01a1n v\u1ecb Ti\u1ec1n T\u1ec7\u201d Th\u1ef1c s\u1ef1 c\u1ee7a Gia c\u00f4ng Kim lo\u1ea1i<\/h2>\n\n\n\n

B\u1ea1n t\u1ea1o ra s\u1ef1 l\u1eb7p l\u1ea1i b\u1eb1ng c\u00e1ch quy\u1ebft \u0111\u1ecbnh xem b\u1ea1n s\u1ebd ki\u1ec3m so\u00e1t \u0111i\u1ec1u g\u00ec\u2014r\u1ed3i ki\u00ean quy\u1ebft kh\u00f4ng \u0111\u1ec3 bi\u1ebfn s\u1ed1 \u0111\u00f3 tr\u00f4i \u0111i.<\/p>\n\n\n\n

\u0110\u00f3 l\u00e0 to\u00e0n b\u1ed9 tr\u00f2 ch\u01a1i t\u1eeb chi ti\u1ebft \u0111\u1ea7u ti\u00ean \u0111\u1ebfn chi ti\u1ebft th\u1ee9 n\u0103m ngh\u00ecn. Kh\u00f4ng ph\u1ea3i xi lanh l\u1edbn h\u01a1n. Kh\u00f4ng ph\u1ea3i m\u00e1y b\u01a1m \u1ed3n h\u01a1n. L\u00e0 ki\u1ec3m so\u00e1t.<\/p>\n\n\n\n

T\u00f4i \u0111\u00e3 t\u1eebng u\u1ed1n th\u00e9p m\u1ec1m d\u00e0y 1\/8 inch tr\u00ean m\u1ed9t m\u00e1y u\u1ed1n quay tay v\u00e0 tr\u00ean m\u1ed9t m\u00e1y CNC \u0111i\u1ec1u khi\u1ec3n b\u1eb1ng servo v\u1edbi \u0111\u1ee7 tr\u1ee5c \u0111\u1ec3 khi\u1ebfn m\u1ed9t th\u1ee3 gia c\u00f4ng \u0111\u1ecf m\u1eb7t. Kim lo\u1ea1i ch\u1eb3ng quan t\u00e2m. N\u00f3 v\u1eabn c\u1ed1 h\u1ed3i l\u1ea1i. C\u00e1i thay \u0111\u1ed5i kh\u00f4ng ph\u1ea3i l\u00e0 tr\u00ed nh\u1edb c\u1ee7a n\u00f3. C\u00e1i thay \u0111\u1ed5i l\u00e0 tr\u00ed nh\u1edb c\u1ee7a ch\u00fang ta. Chi\u1ebfc m\u00e1y nh\u1edb \u0111\u01b0\u1ee3c \u0111i\u1ec1u m\u00e0 chi ti\u1ebft tr\u01b0\u1edbc \u0111\u00e3 l\u00e0m ch\u00ednh l\u00e0 k\u1ebb chi\u1ebfn th\u1eafng l\u00e2u d\u00e0i.<\/p>\n\n\n\n

X\u00e9t r\u1eb1ng CN-HAWE \u0111\u1ea7u t\u01b0 h\u01a1n 8% doanh thu h\u00e0ng n\u0103m cho nghi\u00ean c\u1ee9u v\u00e0 ph\u00e1t tri\u1ec3n. ADH v\u1eadn h\u00e0nh n\u0103ng l\u1ef1c R&D tr\u00ean c\u00e1c d\u00f2ng m\u00e1y \u00e9p phanh, d\u00e0nh cho nh\u1eefng \u0111\u1ed9c gi\u1ea3 mu\u1ed1n c\u00f3 t\u00e0i li\u1ec7u chi ti\u1ebft h\u01a1n, T\u1edd r\u01a1i<\/a> l\u00e0 m\u1ed9t t\u00e0i nguy\u00ean h\u1eefu \u00edch \u0111\u1ec3 theo d\u00f5i sau.<\/p>\n\n\n\n

G\u1ecdi n\u00f3 l\u00e0 m\u1ed9t \u201cm\u00e1y \u00e9p\u201d v\u00e0 ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u t\u01b0\u1edfng t\u01b0\u1ee3ng ra l\u1ef1c \u00e9p. Ng\u01b0\u1eddi k\u1ef3 c\u1ef1u t\u01b0\u1edfng t\u01b0\u1ee3ng ra m\u1ed9t h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 l\u1eb7p l\u1ea1i m\u1ed9t quy\u1ebft \u0111\u1ecbnh m\u00e0 kh\u00f4ng b\u1ecb m\u1ec7t m\u1ecfi.<\/p>\n\n\n\n

Kh\u1ea3 n\u0103ng l\u1eb7p l\u1ea1i l\u00e0 \u0111\u01a1n v\u1ecb ti\u1ec1n t\u1ec7 v\u00ec m\u1ed9t khi b\u1ea1n \u0111\u00e3 ch\u1ecdn u\u1ed1n b\u1eb1ng kh\u00f4ng kh\u00ed, u\u1ed1n ch\u1ea1m \u0111\u00e1y, ho\u1eb7c u\u1ed1n d\u1eadp\u2014m\u1ed9t khi b\u1ea1n \u0111\u00e3 quy\u1ebft \u0111\u1ecbnh m\u1ee9c \u0111\u1ed9 tr\u00ed nh\u1edb v\u1eadt l\u00fd c\u1ee9ng \u0111\u1ea7u c\u1ee7a kim lo\u1ea1i m\u00e0 b\u1ea1n s\u1ebd gi\u1eef l\u1ea1i\u2014th\u00ec \u0111i\u1ec1u duy nh\u1ea5t ng\u0103n gi\u1eefa b\u1ea1n v\u00e0 ph\u1ebf ph\u1ea9m l\u00e0 vi\u1ec7c b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ea1t l\u1ea1i c\u00f9ng \u0111i\u1ec1u ki\u1ec7n \u0111\u00f3 h\u1ebft l\u1ea7n n\u00e0y \u0111\u1ebfn l\u1ea7n kh\u00e1c hay kh\u00f4ng. C\u00f9ng chi\u1ec1u d\u00e0i m\u00e9p. C\u00f9ng \u0111\u1ed9 s\u00e2u. C\u00f9ng tr\u00ecnh t\u1ef1. C\u00f9ng \u0111i\u1ec1u ch\u1ec9nh s\u1ef1 h\u1ed3i l\u1ea1i.<\/p>\n\n\n\n

Qu\u00e1 tr\u00ecnh th\u01b0\u01a1ng l\u01b0\u1ee3ng kh\u00f4ng thay \u0111\u1ed5i. K\u1ef7 lu\u1eadt th\u00ec c\u00f3.<\/p>\n\n\n\n

V\u1eady k\u1ef7 lu\u1eadt \u0111\u00f3 th\u1eadt s\u1ef1 n\u1eb1m \u1edf \u0111\u00e2u?<\/p>\n\n\n\n

Th\u01b0\u1edbc ch\u1eb7n sau: Bi\u1ebfn s\u1ed1 \u1ea9n m\u00e0 ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u b\u1ecf qua cho \u0111\u1ebfn khi th\u1ef1c hi\u1ec7n c\u00fa u\u1ed1n th\u1ee9 hai<\/h3>\n\n\n\n

C\u00fa u\u1ed1n \u0111\u1ea7u ti\u00ean khi\u1ebfn b\u1ea1n t\u1ef1 tin. C\u00fa th\u1ee9 hai l\u1ea1i khi\u1ebfn b\u1ea1n l\u1ed9 ra.<\/p>\n\n\n\n

Ng\u01b0\u1eddi m\u1edbi c\u0103n t\u1ea5m b\u1eb1ng m\u1eaft, cho t\u1ea5m ch\u1ea1m v\u00e0o \u0111i\u1ec3m d\u1eebng, th\u1ef1c hi\u1ec7n m\u1ed9t g\u00f3c 90 g\u1ecdn gh\u1ebd, r\u1ed3i m\u1ec9m c\u01b0\u1eddi. Sau \u0111\u00f3 anh ta l\u1eadt chi ti\u1ebft \u0111\u1ec3 u\u1ed1n m\u00e9p ng\u01b0\u1ee3c v\u00e0 \u0111\u1ed9t nhi\u00ean k\u00edch th\u01b0\u1edbc l\u1ea1i ch\u1ed3ng ch\u00e9o sai. G\u00f3c c\u00f3 th\u1ec3 ho\u00e0n h\u1ea3o. V\u1ecb tr\u00ed th\u00ec kh\u00f4ng. \u0110\u00f3 ch\u00ednh l\u00e0 b\u00e0i h\u1ecdc v\u1ec1 th\u01b0\u1edbc ch\u1eb7n sau.<\/p>\n\n\n\n

Th\u01b0\u1edbc ch\u1eb7n sau \u0111\u01a1n gi\u1ea3n ch\u1ec9 l\u00e0 h\u1ec7 th\u1ed1ng \u0111\u1ecbnh v\u1ecb\u2014nh\u1eefng ng\u00f3n ch\u1eb7n x\u00e1c \u0111\u1ecbnh t\u1ea5m kim lo\u1ea1i tr\u01b0\u1ee3t v\u00e0o d\u01b0\u1edbi ch\u00e0y xa \u0111\u1ebfn \u0111\u00e2u tr\u01b0\u1edbc khi b\u1ea1n \u0111\u1ea1p b\u00e0n \u0111\u1ea1p. N\u00f3 ki\u1ec3m so\u00e1t n\u01a1i x\u1ea3y ra c\u00fa u\u1ed1n, kh\u00f4ng ph\u1ea3i c\u00e1ch kim lo\u1ea1i ch\u1ea3y trong l\u00f2ng khu\u00f4n. Nh\u1ea7m l\u1eabn hai th\u1ee9 \u0111\u00f3, b\u1ea1n s\u1ebd \u0111u\u1ed5i theo sai v\u1ea5n \u0111\u1ec1 c\u1ea3 tu\u1ea7n.<\/p>\n\n\n\n

Tr\u00ean c\u00e1c m\u00e1y u\u1ed1n th\u1ee7 c\u00f4ng \u0111\u1eddi c\u0169, th\u01b0\u1edbc ch\u1eb7n n\u00e0y ch\u1ea1y tr\u00ean m\u1ed9t v\u00edt ho\u1eb7c thanh r\u0103ng m\u00e0 b\u1ea1n \u0111i\u1ec1u ch\u1ec9nh b\u1eb1ng tay. B\u1ea1n \u0111\u1ecdc v\u1ea1ch chia. B\u1ea1n kh\u00f3a l\u1ea1i. V\u00e0 m\u1ed7i l\u1ea7n b\u1ea1n c\u00e0i l\u1ea1i cho m\u1ed9t m\u00e9p m\u1edbi, b\u1ea1n l\u1ea1i v\u00f4 t\u00ecnh \u0111\u01b0a v\u00e0o bi\u1ebfn s\u1ed1 l\u00e2u \u0111\u1eddi nh\u1ea5t trong s\u1ea3n xu\u1ea5t: ng\u00f3n tay ng\u01b0\u1eddi. N\u00f3 c\u00f3 th\u1ec3 \u0111\u1ecdc sai. N\u00f3 c\u00f3 th\u1ec3 b\u1ecb tr\u01b0\u1ee3t. N\u00f3 c\u00f3 th\u1ec3 qu\u00ean si\u1ebft ch\u1eb7t k\u1eb9p.<\/p>\n\n\n\n

Th\u1ef1c t\u1ebf tr\u00ean s\u00e0n x\u01b0\u1edfng: \u0110\u1ed3ng h\u1ed3 \u0111o c\u00f3 th\u1ec3 ch\u1ec9 2.000 inch. Nh\u01b0ng n\u1ebfu ng\u00f3n ch\u1eb7n b\u1ecb m\u00f2n ho\u1eb7c thanh ngang kh\u00f4ng vu\u00f4ng g\u00f3c, t\u1ea5m kim lo\u1ea1i s\u1ebd b\u1ecb k\u1eb9t m\u1ed9t b\u00ean tr\u01b0\u1edbc v\u00e0 b\u1ecb tr\u01b0\u1ee3t. B\u1ea1n s\u1ebd th\u1ec1 r\u1eb1ng th\u01b0\u1edbc d\u00e2y b\u1ecb sai. Nh\u01b0ng kh\u00f4ng ph\u1ea3i v\u1eady.<\/p>\n\n\n\n

C\u00e1c b\u1ed9 \u0111o h\u1eadu CNC hi\u1ec7n \u0111\u1ea1i ch\u1ea1y b\u1eb1ng \u0111\u1ed9ng c\u01a1 servo d\u1ecdc theo c\u00e1c tr\u1ee5c X, R v\u00e0 Z \u2014 ti\u1ebfn v\u00e0 l\u00f9i, l\u00ean v\u00e0 xu\u1ed1ng, tr\u00e1i v\u00e0 ph\u1ea3i. Ch\u00fang c\u00f3 th\u1ec3 l\u1eb7p l\u1ea1i v\u1ecb tr\u00ed trong ph\u1ea1m vi v\u00e0i ph\u1ea7n tr\u0103m milimet n\u1ebfu \u0111\u01b0\u1eddng d\u1eabn th\u1eb3ng v\u00e0 thanh ngang song song. Ch\u1eef \u201cn\u1ebfu\u201d \u0111\u00f3 ch\u00ednh l\u00e0 \u0111i\u1ec1u m\u00e0 c\u00e1c t\u1edd qu\u1ea3ng c\u00e1o ch\u1ec9 th\u00ec th\u1ea7m.<\/p>\n\n\n\n

B\u1edfi v\u00ec kh\u1ea3 n\u0103ng l\u1eb7p l\u1ea1i kh\u00f4ng ph\u1ea3i l\u00e0 \u0111i\u1ec1u t\u1ef1 \u0111\u1ed9ng. N\u00f3 ph\u1ea3i \u0111\u01b0\u1ee3c duy tr\u00ec. N\u1ebfu c\u00e1c thanh tr\u01b0\u1ee3t tuy\u1ebfn t\u00ednh b\u1ecb m\u00f2n ho\u1eb7c khu\u00f4n kh\u00f4ng song song trong ph\u1ea1m vi v\u00e0i ph\u1ea7n tr\u0103m, h\u1ec7 th\u1ed1ng \u0111\u1ecbnh v\u1ecb hi\u1ec7n \u0111\u1ea1i \u0111\u00f3 ch\u1ec9 l\u1eb7p l\u1ea1i m\u1ed9t sai s\u1ed1 m\u1ed9t c\u00e1ch r\u1ea5t nh\u1ea5t qu\u00e1n.<\/p>\n\n\n\n

H\u00e3y ki\u1ec3m tra b\u1eb1ng th\u01b0\u1edbc c\u1eb7p tr\u00ean ch\u1ed3ng m\u1eb7t b\u00edch c\u1ee7a b\u1ea1n, kh\u00f4ng ch\u1ec9 xem qua m\u00e0n h\u00ecnh hi\u1ec3n th\u1ecb. N\u1ebfu c\u00e1c chi ti\u1ebft t\u1eeb s\u1ed1 hai \u0111\u1ebfn s\u1ed1 m\u01b0\u1eddi b\u1ecb l\u1ec7ch, v\u1ea5n \u0111\u1ec1 kh\u00f4ng n\u1eb1m \u1edf l\u1ef1c. M\u00e0 l\u00e0 \u1edf \u0111i\u1ec3m tham chi\u1ebfu.<\/p>\n\n\n\n

Nh\u01b0ng vi\u1ec7c \u0111\u1ecbnh v\u1ecb kh\u00f4ng th\u1ec3 t\u1ef1 kh\u1eafc ph\u1ee5c hi\u1ec7n t\u01b0\u1ee3ng \u0111\u00e0n h\u1ed3i tr\u1edf l\u1ea1i. N\u00f3 ch\u1ec9 \u0111\u1ea3m b\u1ea3o b\u1ea1n u\u1ed1n \u1edf c\u00f9ng m\u1ed9t v\u1ecb tr\u00ed m\u1ed7i l\u1ea7n. V\u1eady CNC th\u1ef1c s\u1ef1 ki\u1ec3m so\u00e1t g\u00f3c u\u1ed1n nh\u01b0 th\u1ebf n\u00e0o?<\/p>\n\n\n\n

\u01afu \u0111i\u1ec3m th\u1ef1c s\u1ef1 c\u1ee7a CNC: B\u00f9 g\u00f3c theo th\u1eddi gian th\u1ef1c v\u00e0 tr\u00ecnh t\u1ef1 nhi\u1ec1u b\u01b0\u1edbc<\/h3>\n\n\n\n

CNC \u0111\u00e3 chi\u1ebfm l\u0129nh s\u00e0n x\u01b0\u1edfng v\u00ec n\u00f3 ghi nh\u1edb nh\u1eefng g\u00ec kim lo\u1ea1i \u0111\u00e3 l\u00e0m l\u1ea7n tr\u01b0\u1edbc \u2014 v\u00e0 t\u1ef1 \u0111i\u1ec1u ch\u1ec9nh tr\u01b0\u1edbc khi b\u1ea1n k\u1ecbp y\u00eau c\u1ea7u.<\/p>\n\n\n\n

\u0110\u1eb7c bi\u1ec7t trong u\u1ed1n gi\u00f3, g\u00f3c u\u1ed1n ph\u1ee5 thu\u1ed9c v\u00e0o \u0111\u1ed9 s\u00e2u. S\u00e2u th\u00eam v\u00e0i ph\u1ea7n ngh\u00ecn l\u00e0 b\u1ea1n u\u1ed1n qu\u00e1 m\u1ed9t ch\u00fat \u0111\u1ee7 \u0111\u1ec3 b\u00f9 cho \u0111\u1ed9 \u0111\u00e0n h\u1ed3i tr\u1edf l\u1ea1i. Tr\u00ean m\u00e1y th\u1ee7 c\u00f4ng, b\u1ea1n ph\u1ea3i d\u00f2 \u0111\u1ed9 s\u00e2u \u0111\u00f3 b\u1eb1ng c\u1ea3m gi\u00e1c: u\u1ed1n, \u0111o, ch\u1ec9nh ch\u1eb7n, r\u1ed3i u\u1ed1n l\u1ea1i. T\u1ed1t cho hai m\u01b0\u01a1i s\u1ea3n ph\u1ea9m. Th\u1ea3m h\u1ecda cho hai ngh\u00ecn chi\u1ebfc.<\/p>\n\n\n\n

M\u00e1y \u00e9p CNC l\u01b0u l\u1ea1i \u0111i\u1ec1u ch\u1ec9nh \u0111\u00f3. N\u1ebfu chi ti\u1ebft \u0111\u1ea7u ti\u00ean \u0111\u00e0n h\u1ed3i tr\u1edf l\u1ea1i \u0111\u1ea1t 91 \u0111\u1ed9 trong khi b\u1ea1n mu\u1ed1n 90, b\u1ea1n l\u1eadp tr\u00ecnh th\u00eam m\u1ed9t ph\u1ea7n nh\u1ecf \u0111\u1ed9 s\u00e2u. Thanh tr\u01b0\u1ee3t s\u1ebd di chuy\u1ec3n \u0111\u1ebfn \u0111\u00fang v\u1ecb tr\u00ed \u0111\u00f3 m\u1ed7i chu k\u1ef3. M\u1ed9t s\u1ed1 h\u1ec7 th\u1ed1ng th\u1eadm ch\u00ed c\u00f2n \u0111\u1ecdc g\u00f3c theo th\u1eddi gian th\u1ef1c b\u1eb1ng c\u1ea3m bi\u1ebfn laser v\u00e0 t\u1ef1 \u0111i\u1ec1u ch\u1ec9nh trong khi \u00e9p. Kh\u00f4ng c\u1ea7n th\u00eam l\u1ef1c. Ch\u1ec9 c\u1ea7n giao ti\u1ebfp th\u00f4ng minh h\u01a1n.<\/p>\n\n\n\n

Nh\u01b0ng c\u00f3 m\u1ed9t \u0111i\u1ec1u m\u00e0 h\u1ea7u h\u1ebft c\u00e1c x\u01b0\u1edfng \u0111\u1ec1u ph\u1ea3i h\u1ecdc b\u1eb1ng c\u00e1ch kh\u00f3 kh\u0103n: t\u1ef1 \u0111\u1ed9ng h\u00f3a kh\u00f4ng x\u00f3a b\u1ecf sai s\u1ed1. N\u00f3 ch\u1ec9 chuy\u1ec3n v\u1ecb tr\u00ed c\u1ee7a sai s\u1ed1.<\/p>\n\n\n\n

N\u1ebfu b\u1ea1n l\u1eadp tr\u00ecnh sai \u0111\u1ed9 d\u00e0y, sai khe khu\u00f4n ho\u1eb7c sai tr\u00ecnh t\u1ef1, m\u00e1y s\u1ebd t\u1ea1o ra n\u0103m tr\u0103m l\u1ed7i gi\u1ed1ng h\u1ec7t nhau tr\u01b0\u1edbc gi\u1edd ngh\u1ec9 tr\u01b0a. M\u1ed9t ng\u01b0\u1eddi v\u1eadn h\u00e0nh th\u1ee7 c\u00f4ng c\u00f3 th\u1ec3 \u0111\u00e3 ph\u00e1t hi\u1ec7n ra b\u1eb1ng c\u1ea3m gi\u00e1c ngay \u1edf chi ti\u1ebft th\u1ee9 ba.<\/p>\n\n\n\n

B\u1ed9 \u0111o h\u1eadu \u0111a tr\u1ee5c cho ph\u00e9p b\u1ea1n ch\u1ea1y c\u00e1c chi ti\u1ebft ph\u1ee9c t\u1ea1p trong m\u1ed9t l\u1ea7n g\u00e1 duy nh\u1ea5t. C\u00e1c ng\u00f3n ch\u1eb7n d\u1ecbch chuy\u1ec3n tr\u00e1i-ph\u1ea3i, l\u00ean-xu\u1ed1ng, gi\u00fap b\u1ea1n kh\u00f4ng ph\u1ea3i l\u1eadt v\u00e0 c\u0103n l\u1ea1i t\u1ea5m gi\u1eefa c\u00e1c l\u1ea7n u\u1ed1n. Hi\u1ec7u qu\u1ea3, \u0111\u00fang v\u1eady. Nh\u01b0ng n\u00f3 bu\u1ed9c b\u1ea1n ph\u1ea3i suy ngh\u0129 v\u1ec1 tr\u00ecnh t\u1ef1 tr\u01b0\u1edbc khi nh\u1ea5n n\u00fat kh\u1edfi \u0111\u1ed9ng chu k\u1ef3. Ch\u1ec9 c\u1ea7n m\u1ed9t gi\u1ea3 \u0111\u1ecbnh sai v\u1ec1 th\u1ee9 t\u1ef1 u\u1ed1n, chi ti\u1ebft c\u00f3 th\u1ec3 b\u1ecb k\u1eb9t gi\u1eefa d\u1ee5ng c\u1ee5 ngay gi\u1eefa ch\u1eebng.<\/p>\n\n\n\n

\u0110\u00f3 ch\u00ednh l\u00e0 s\u1ef1 trao \u0111\u1ed5i: CNC mang l\u1ea1i kh\u1ea3 n\u0103ng hi\u1ec7u ch\u1ec9nh l\u1eb7p l\u1ea1i cho \u201ctr\u00ed nh\u1edb c\u1ee7a kim lo\u1ea1i\u201d \u2014 nh\u01b0ng \u0111\u00f2i h\u1ecfi b\u1ea1n ph\u1ea3i l\u00ean chi\u1ebfn l\u01b0\u1ee3c ngay t\u1eeb \u0111\u1ea7u.<\/p>\n\n\n\n

Nh\u01b0ng ngay c\u1ea3 khi \u0111\u00f3, ph\u00f4i kh\u00f4ng bi\u1ebfn d\u1ea1ng v\u00ec b\u1ecb nghi\u1ec1n n\u00e1t. N\u00f3 bi\u1ebfn d\u1ea1ng v\u00ec b\u1ea1n \u0111\u00e3 \u0111\u1ea9y \u1ee9ng su\u1ea5t v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n ch\u1ea3y \u1edf m\u1ecdi n\u01a1i quan tr\u1ecdng. CNC c\u00f3 th\u1ec3 b\u00f9 cho s\u1ef1 \u0111\u00e0n h\u1ed3i h\u1ed3i ph\u1ee5c; nh\u01b0ng n\u00f3 kh\u00f4ng th\u1ec3 thay \u0111\u1ed5i m\u00f4 \u0111un \u0111\u00e0n h\u1ed3i c\u1ee7a v\u1eadt li\u1ec7u.<\/p>\n\n\n\n

V\u1eady khi n\u00e0o t\u1ea5t c\u1ea3 b\u1ed9 nh\u1edb v\u00e0 tr\u00ecnh t\u1ef1 \u0111\u00f3 l\u1ea1i khi\u1ebfn b\u1ea1n ch\u1eadm \u0111i thay v\u00ec gi\u00fap \u0111\u1ee1?<\/p>\n\n\n\n

Khi m\u1ed9t m\u00e1y \u00e9p th\u1ee7 c\u00f4ng \u0111\u01a1n gi\u1ea3n m\u1edbi th\u1ef1c s\u1ef1 l\u00e0 l\u1ef1a ch\u1ecdn th\u00f4ng minh h\u01a1n cho x\u01b0\u1edfng c\u1ee7a b\u1ea1n<\/h3>\n\n\n\n

N\u1ebfu c\u00f4ng vi\u1ec7c c\u1ee7a b\u1ea1n thay \u0111\u1ed5i m\u1ed7i chi\u1ec1u, s\u1ef1 \u0111\u01a1n gi\u1ea3n c\u00f3 th\u1ec3 v\u01b0\u1ee3t qua s\u1ef1 tinh vi.<\/p>\n\n\n\n

H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng m\u1ed9t x\u01b0\u1edfng nh\u1ecf ch\u1ea1y c\u00e1c l\u00f4 h\u00e0ng ng\u1eafn \u2014 m\u01b0\u1eddi gi\u00e1 \u0111\u1ee1 \u1edf \u0111\u00e2y, m\u01b0\u1eddi l\u0103m t\u1ea5m \u1edf kia \u2014 v\u1eadt li\u1ec7u \u0111a d\u1ea1ng, b\u1ea3n v\u1ebd \u0111\u00e1nh d\u1ea5u tay, kh\u00e1ch h\u00e0ng thay \u0111\u1ed5i chi\u1ec1u d\u00e0i m\u00e9p trong l\u00fac b\u1ea1n \u0111ang l\u1eafp \u0111\u1eb7t. Trong t\u00ecnh hu\u1ed1ng \u0111\u00f3, th\u1eddi gian l\u1eadp tr\u00ecnh tr\u1ee5c v\u00e0 s\u1eafp x\u1ebfp c\u00e1c b\u01b0\u1edbc u\u1ed1n c\u00f3 th\u1ec3 v\u01b0\u1ee3t qu\u00e1 l\u1ee3i \u00edch c\u1ee7a \u0111\u1ed9 ch\u00ednh x\u00e1c servo.<\/p>\n\n\n\n

M\u1ed9t ng\u01b0\u1eddi v\u1eadn h\u00e0nh d\u00e0y d\u1ea1n kinh nghi\u1ec7m tr\u00ean m\u00e1y \u00e9p th\u1ee7 c\u00f4ng c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh ngay l\u1eadp t\u1ee9c. C\u1ea3m nh\u1eadn \u0111\u1ed9 \u0111\u00e0n h\u1ed3i tr\u1edf l\u1ea1i. Ch\u1ec9nh nh\u1eb9 ch\u1eb7n \u0111\u1ed9 s\u00e2u. D\u1ecbch b\u1ed9 \u0111o h\u1eadu \u0111i m\u1ed9t ph\u1ea7n m\u01b0\u1eddi s\u00e1u inch m\u00e0 kh\u00f4ng c\u1ea7n l\u01b0\u1edbt qua c\u00e1c m\u00e0n h\u00ecnh. Cu\u1ed9c th\u01b0\u01a1ng l\u01b0\u1ee3ng v\u1edbi kim lo\u1ea1i di\u1ec5n ra theo th\u1eddi gian th\u1ef1c, kh\u00f4ng ph\u1ea3i theo m\u1ed9t k\u1ecbch b\u1ea3n vi\u1ebft s\u1eb5n.<\/p>\n\n\n\n

S\u1ef1 linh ho\u1ea1t \u0111\u00f3 c\u0169ng l\u00e0 m\u1ed9t d\u1ea1ng l\u1eb7p l\u1ea1i \u2014 l\u1eb7p l\u1ea1i c\u1ee7a con ng\u01b0\u1eddi. Ch\u1eadm h\u01a1n, \u0111\u00fang v\u1eady. Ph\u1ee5 thu\u1ed9c v\u00e0o k\u1ef9 n\u0103ng. Nh\u01b0ng v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng nh\u1ecf, n\u00f3 c\u00f3 th\u1ec3 l\u00e0 l\u1ef1a ch\u1ecdn kinh t\u1ebf th\u00f4ng minh h\u01a1n v\u00ec chi ph\u00ed c\u1ee7a m\u1ed9t l\u1ed7i l\u1eadp tr\u00ecnh tr\u00ean CNC s\u1ebd b\u1ecb ph\u00f3ng \u0111\u1ea1i b\u1edfi ch\u00ednh t\u1ed1c \u0111\u1ed9 c\u1ee7a n\u00f3.<\/p>\n\n\n\n

Th\u1ef1c t\u1ebf x\u01b0\u1edfng s\u1ea3n xu\u1ea5t: M\u1ed9t m\u00e1y \u00e9p th\u1ee7 c\u00f4ng kh\u00f4ng th\u1ec3 che gi\u1ea5u \u0111\u1ed9 r\u01a1 c\u1ee7a n\u00f3. B\u1ea1n nh\u00ecn th\u1ea5y n\u00f3. B\u1ea1n c\u1ea3m nh\u1eadn ph\u1ea3n l\u1ef1c trong tr\u1ee5c v\u00edt. B\u1ea1n t\u1ef1 \u0111i\u1ec1u ch\u1ec9nh m\u1ed9t c\u00e1ch b\u1ea3n n\u0103ng. M\u1ed9t m\u00e1y CNC c\u00f3 th\u1ec3 che gi\u1ea5u s\u1ef1 m\u00e0i m\u00f2n cho \u0111\u1ebfn khi c\u00e1c chi ti\u1ebft \u00e2m th\u1ea7m l\u1ec7ch kh\u1ecfi dung sai.<\/p>\n\n\n\n

H\u00e3y ki\u1ec3m tra \u201cth\u01b0\u1edbc c\u1eb7p\u201d trong k\u1ef3 v\u1ecdng c\u1ee7a b\u1ea1n. N\u1ebfu b\u1ea1n c\u1ea7n n\u0103m ngh\u00ecn v\u1ecf h\u1ed9p gi\u1ed1ng h\u1ec7t nhau, tr\u00ed nh\u1edb lu\u00f4n v\u01b0\u1ee3t c\u01a1 b\u1eafp. N\u1ebfu b\u1ea1n c\u1ea7n n\u0103m chi ti\u1ebft t\u00f9y ch\u1ec9nh tr\u01b0\u1edbc b\u1eefa tr\u01b0a, \u0111\u00f4i khi c\u1ed7 m\u00e1y th\u00f4ng minh nh\u1ea5t trong nh\u00e0 x\u01b0\u1edfng l\u1ea1i l\u00e0 c\u1ed7 m\u00e1y g\u1eafn li\u1ec1n v\u1edbi \u0111\u00f4i tay gi\u00e0u kinh nghi\u1ec7m.<\/p>\n\n\n\n

V\u00e0 ngay c\u1ea3 v\u1edbi chi\u1ebfc CNC t\u1ed1t nh\u1ea5t m\u00e0 ti\u1ec1n c\u00f3 th\u1ec3 mua, v\u1eabn c\u00f3 \u0111i\u1ec1u g\u00ec \u0111\u00f3 trong t\u1ea5m kim lo\u1ea1i m\u00e0 b\u1ea1n kh\u00f4ng th\u1ec3 l\u1eadp tr\u00ecnh \u0111\u1ec3 lo\u1ea1i b\u1ecf.<\/p>\n\n\n\n

Nh\u1eefng gi\u1edbi h\u1ea1n v\u00f4 h\u00ecnh: T\u1ea1i sao h\u01b0\u1edbng th\u1edb v\u1eadt li\u1ec7u v\u00e0 chi\u1ec1u d\u00e0i m\u00e9p g\u1eadp l\u1ea1i ph\u00e1 v\u1ee1 thi\u1ebft k\u1ebf c\u1ee7a b\u1ea1n<\/h2>\n\n\n\n

M\u00f9a \u0111\u00f4ng n\u0103m ngo\u00e1i ch\u00fang t\u00f4i \u0111\u00e3 u\u1ed1n m\u1ed9t lo\u1ea1t gi\u00e1 \u0111\u1ee1 t\u1eeb th\u00e9p m\u1ec1m d\u00e0y m\u1ed9t ph\u1ea7n t\u00e1m inch. C\u00f9ng ch\u01b0\u01a1ng tr\u00ecnh. C\u00f9ng khu\u00f4n. C\u00f9ng ng\u01b0\u1eddi v\u1eadn h\u00e0nh. Chi ti\u1ebft th\u1ee9 ba b\u1ecb n\u1ee9t d\u1ecdc theo ph\u00eda ngo\u00e0i c\u1ee7a g\u00f3c u\u1ed1n nh\u01b0 c\u00f3 ai \u0111\u00f3 k\u00e9o m\u1ed9t l\u01b0\u1ee1i dao c\u1ea1o qua. Hai chi ti\u1ebft \u0111\u1ea7u th\u00ec s\u1ea1ch s\u1ebd.<\/p>\n\n\n\n

Kh\u00f4ng c\u00f3 g\u00ec thay \u0111\u1ed5i tr\u00ean m\u00e0n h\u00ecnh.<\/p>\n\n\n\n

\u0110i\u1ec1u thay \u0111\u1ed5i ch\u00ednh l\u00e0 t\u1ea5m kim lo\u1ea1i. Th\u1edb t\u1eeb nh\u00e0 c\u00e1n ch\u1ea1y song song v\u1edbi \u0111\u01b0\u1eddng u\u1ed1n tr\u00ean ph\u00f4i th\u1ee9 ba. Th\u00e9p c\u00f3 m\u1ed9t h\u01b0\u1edbng m\u00e0 n\u00f3 th\u00edch \u0111\u01b0\u1ee3c k\u00e9o gi\u00e3n. B\u1ea1n kh\u00f4ng th\u1ec3 th\u1ea5y tr\u1eeb khi bi\u1ebft ph\u1ea3i nh\u00ecn v\u00e0o \u0111\u00e2u, nh\u01b0ng b\u1ea1n s\u1ebd nghe th\u1ea5y khi n\u00f3 r\u00e1ch.<\/p>\n\n\n\n

\u0110\u00f3 l\u00e0 \u0111\u1eb7c t\u00ednh m\u00e0 CNC c\u1ee7a b\u1ea1n kh\u00f4ng th\u1ec3 v\u01b0\u1ee3t qua: t\u00ednh kh\u00f4ng \u0111\u1eb3ng h\u01b0\u1edbng \u2014 m\u1ed9t t\u1eeb hoa m\u1ef9 ngh\u0129a l\u00e0 kim lo\u1ea1i c\u01b0 x\u1eed kh\u00e1c nhau t\u00f9y theo h\u01b0\u1edbng. M\u00e1y \u00e9p c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u1ed9 s\u00e2u trong sai s\u1ed1 h\u00e0ng ph\u1ea7n tr\u0103m inch. N\u00f3 kh\u00f4ng th\u1ec3 s\u1eafp x\u1ebfp l\u1ea1i c\u1ea5u tr\u00fac tinh th\u1ec3. G\u1ecdi n\u00f3 l\u00e0 \u201c\u00e9p\u201d v\u00e0 ng\u01b0\u1eddi m\u1edbi s\u1ebd ngh\u0129 \u0111\u1ebfn l\u1ef1c. Ng\u01b0\u1eddi th\u1ee3 k\u1ef3 c\u1ef1u th\u00ec ngh\u0129 \u0111\u1ebfn h\u01b0\u1edbng.<\/p>\n\n\n\n

V\u00e0 h\u01b0\u1edbng th\u1ec3 hi\u1ec7n \u1edf nh\u1eefng n\u01a1i m\u00e0 m\u00f4 h\u00ecnh CAD c\u1ee7a b\u1ea1n ch\u01b0a bao gi\u1edd c\u1ea3nh b\u00e1o.<\/p>\n\n\n\n

Chi\u1ec1u d\u00e0i m\u00e9p g\u1eadp t\u1ed1i thi\u1ec3u: V\u1eadt l\u00fd c\u1ee7a vi\u1ec7c \u201cr\u01a1i v\u00e0o l\u1ed7\u201d<\/h3>\n\n\n\n

H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng m\u1ed9t t\u1ea5m kim lo\u1ea1i d\u00e0y 14 gauge, kho\u1ea3ng 0.075 inch, v\u00e0 b\u1ea1n l\u1eadp tr\u00ecnh m\u1ed9t m\u00e9p g\u1eadp d\u00e0i n\u1eeda inch. B\u1ea1n th\u1ea3 n\u00f3 v\u00e0o khu\u00f4n h\u00ecnh ch\u1eef V m\u1edf r\u1ed9ng g\u1ea5p t\u00e1m l\u1ea7n \u0111\u1ed9 d\u00e0y \u2014 g\u1ecdi l\u00e0 r\u1ed9ng 0.600 inch, \u0111\u00fang trong quy t\u1eafc ng\u00f3n tay c\u00e1i 6\u20138\u00d7 th\u00f4ng th\u01b0\u1eddng. B\u1ea1n k\u00edch ho\u1ea1t h\u00e0nh tr\u00ecnh \u00e9p.<\/p>\n\n\n\n

Thay v\u00ec m\u1ed9t g\u00f3c 90 \u0111\u1ed9 s\u1eafc n\u00e9t, ph\u1ea7n ch\u00e2n b\u1ecb v\u00f5ng xu\u1ed1ng. Chi ti\u1ebft b\u1ecb nghi\u00eang. C\u1ea3m gi\u00e1c nh\u01b0 n\u00f3 \u0111ang r\u01a1i v\u00e0o khu\u00f4n.<\/p>\n\n\n\n

B\u1edfi v\u00ec \u0111\u00fang l\u00e0 v\u1eady.<\/p>\n\n\n\n

Trong u\u1ed1n gi\u00f3, t\u1ea5m kim lo\u1ea1i t\u1ef1a l\u00ean hai vai c\u1ee7a khu\u00f4n h\u00ecnh V. \u0110\u1ea7u tr\u1ee5c \u00e9p \u1ea5n v\u00e0o gi\u1eefa. Ti\u1ebfp x\u00fac ba \u0111i\u1ec3m. \u0110\u00f3 l\u00e0 to\u00e0n b\u1ed9 \"v\u0169 \u0111i\u1ec7u\". Nh\u01b0ng n\u1ebfu m\u00e9p g\u1eadp c\u1ee7a b\u1ea1n qu\u00e1 ng\u1eafn, n\u00f3 s\u1ebd kh\u00f4ng bao gi\u1edd b\u1eafc qua \u0111\u01b0\u1ee3c hai vai \u0111\u00f3. V\u1eadt li\u1ec7u kh\u00f4ng th\u1ec3 \u1ed5n \u0111\u1ecbnh. \u0110\u01b0\u1eddng l\u1ef1c d\u1ecbch v\u00e0o trong, v\u00e0 ph\u1ea7n ch\u00e2n quay xu\u1ed1ng ph\u00eda l\u1ed7 m\u1edf.<\/p>\n\n\n\n

Kh\u00f4ng m\u1ed9t l\u01b0\u1ee3ng l\u1ef1c \u00e9p b\u1ed5 sung n\u00e0o c\u00f3 th\u1ec3 s\u1eeda \u0111\u01b0\u1ee3c h\u00ecnh h\u1ecdc \u0111\u00f3. Nhi\u1ec1u l\u1ef1c h\u01a1n ch\u1ec9 khi\u1ebfn s\u1ef1 b\u1ea5t \u1ed5n x\u1ea3y ra nhanh h\u01a1n.<\/p>\n\n\n\n

S\u00e1ch gi\u00e1o khoa s\u1ebd cho b\u1ea1n c\u00e1c b\u1ea3ng chi\u1ec1u d\u00e0i m\u00e9p t\u1ed1i thi\u1ec3u. \u1ede x\u01b0\u1edfng, t\u00f4i d\u1ea1y th\u1ebf n\u00e0y: m\u00e9p g\u1eadp c\u1ee7a b\u1ea1n ph\u1ea3i \u0111\u1ee7 d\u00e0i \u0111\u1ec3 n\u1eb1m ph\u1eb3ng v\u00e0 \u1ed5n \u0111\u1ecbnh tr\u00ean hai vai khu\u00f4n tr\u01b0\u1edbc khi \u0111\u1ea7u \u00e9p t\u00e1c d\u1ee5ng \u0111\u00e1ng k\u1ec3. N\u1ebfu n\u00f3 kh\u00f4ng th\u1ec3 c\u00e2n b\u1eb1ng, n\u00f3 s\u1ebd kh\u00f4ng th\u1ec3 u\u1ed1n s\u1ea1ch. T\u0103ng chi\u1ec1u d\u00e0i m\u00e9p, ho\u1eb7c \u0111\u00f3ng h\u1eb9p kh\u1ea9u khu\u00f4n \u0111\u1ec3 hai vai ti\u1ebfn l\u1ea1i g\u1ea7n nhau h\u01a1n.<\/p>\n\n\n\n

Th\u1ef1c t\u1ebf x\u01b0\u1edfng s\u1ea3n xu\u1ea5t: T\u00f4i t\u1eebng th\u1ea5y ng\u01b0\u1eddi m\u1edbi x\u1eed l\u00fd l\u1ed7i n\u00e0y b\u1eb1ng c\u00e1ch t\u0103ng \u00e1p l\u1ef1c. H\u1ecd t\u0103ng l\u1ef1c 10%, 15%, ngh\u0129 r\u1eb1ng m\u00e1y \u0111ang \u201cthi\u1ebfu l\u1ef1c\u201d. Nh\u01b0ng ngay c\u1ea3 l\u00fac \u0111\u00f3, ph\u00f4i kh\u00f4ng b\u1ecb bi\u1ebfn d\u1ea1ng v\u00ec b\u1ecb nghi\u1ec1n n\u00e1t; n\u00f3 bi\u1ebfn d\u1ea1ng v\u00ec h\u00ecnh h\u1ecdc \u0111\u1ee1 th\u1ea5t b\u1ea1i tr\u01b0\u1edbc.<\/p>\n\n\n\n

H\u00e3y ki\u1ec3m tra th\u01b0\u1edbc c\u1eb7p tr\u01b0\u1edbc khi \u0111\u1ed5 l\u1ed7i cho h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c. \u0110o m\u00e9p g\u1eadp c\u1ee7a b\u1ea1n so v\u1edbi kh\u1ea9u khu\u00f4n. N\u1ebfu ph\u00e9p t\u00ednh cho th\u1ea5y n\u00f3 ch\u1ec9 v\u1eeba \u0111\u1ee7 \u0111\u1ec3 b\u1eafc qua, n\u00f3 s\u1ebd kh\u00f4ng tha th\u1ee9 cho b\u1ea1n \u0111\u00e2u.<\/p>\n\n\n\n

V\u1eady n\u1ebfu h\u00ecnh h\u1ecdc c\u00f3 th\u1ec3 ph\u1ea3n b\u1ed9i b\u1ea1n tr\u01b0\u1edbc c\u1ea3 khi l\u1ef1c tr\u1edf n\u00ean quan tr\u1ecdng, chuy\u1ec7n g\u00ec x\u1ea3y ra khi ch\u00ednh v\u1eadt li\u1ec7u ch\u1ed1ng l\u1ea1i h\u01b0\u1edbng u\u1ed1n c\u1ee7a b\u1ea1n?<\/p>\n\n\n\n

H\u01b0\u1edbng th\u1edb v\u1eadt li\u1ec7u: T\u1ea1i sao u\u1ed1n \u201ctheo th\u1edb\u201d d\u1eabn \u0111\u1ebfn n\u1ee9t c\u1ea5u tr\u00fac<\/h3>\n\n\n\n

H\u00e3y l\u1ea5y t\u1ea5m th\u00e9p m\u1ec1m d\u00e0y m\u1ed9t ph\u1ea7n t\u00e1m inch \u0111\u00f3 v\u00e0 u\u1ed1n vu\u00f4ng g\u00f3c v\u1edbi h\u01b0\u1edbng c\u00e1n. C\u00e1c s\u1ee3i b\u00ean ngo\u00e0i b\u1ecb k\u00e9o gi\u00e3n, m\u1ecfng \u0111i v\u00e0 gi\u1eef nguy\u00ean. Gi\u1edd xoay ph\u00f4i 90 \u0111\u1ed9 \u0111\u1ec3 \u0111\u01b0\u1eddng u\u1ed1n ch\u1ea1y theo chi\u1ec1u th\u1edb.<\/p>\n\n\n\n

B\u1ea1n s\u1ebd c\u1ea3m nh\u1eadn \u0111i\u1ec1u \u0111\u00f3 \u1edf b\u00e0n \u0111\u1ea1p. Kim lo\u1ea1i tr\u1edf n\u00ean c\u1ee9ng, r\u1ed3i \u0111\u1ed9t ng\u1ed9t nh\u1ea3 ra. \u0110\u00f4i khi n\u00f3 b\u1ecb n\u1ee9t d\u1ea1ng m\u1ea1ng nh\u1ec7n d\u1ecdc theo b\u00e1n k\u00ednh b\u00ean ngo\u00e0i.<\/p>\n\n\n\n

Qu\u00e1 tr\u00ecnh c\u00e1n trong m\u00e1y l\u00e0m k\u00e9o d\u00e0i c\u1ea5u tr\u00fac th\u1edb \u2013 h\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng c\u00e1c s\u1ee3i b\u1ecb k\u00e9o gi\u00e3n nh\u01b0 k\u1eb9o d\u1ebbo. Khi u\u1ed1n vu\u00f4ng g\u00f3c v\u1edbi ch\u00fang, b\u1ea1n \u0111ang y\u00eau c\u1ea7u c\u00e1c s\u1ee3i \u0111\u00f3 gi\u00e3n ngang. Ch\u00fang c\u00f3 th\u1ec3 l\u00e0m \u0111\u01b0\u1ee3c. Khi u\u1ed1n d\u1ecdc theo ch\u00fang, b\u1ea1n \u0111ang k\u00e9o theo chi\u1ec1u d\u00e0i tr\u00ean m\u1ed9t th\u1ee9 v\u1ed1n \u0111\u00e3 b\u1ecb k\u00e9o gi\u00e3n. B\u1ec1 m\u1eb7t ngo\u00e0i s\u1ebd v\u01b0\u1ee3t qu\u00e1 \u0111\u1ed9 d\u1ebbo c\u1ee7a n\u00f3 s\u1edbm h\u01a1n.<\/p>\n\n\n\n

C\u00e1c b\u1ea3ng b\u00e1n k\u00ednh b\u00ean trong t\u1ed1i thi\u1ec3u ng\u1ea7m gi\u1ea3 \u0111\u1ecbnh r\u1eb1ng b\u1ea1n \u0111ang u\u1ed1n vu\u00f4ng g\u00f3c v\u1edbi th\u1edb. Ph\u00e1 v\u1ee1 gi\u1ea3 \u0111\u1ecbnh \u0111\u00f3 th\u00ec b\u00e1n k\u00ednh an to\u00e0n t\u0103ng l\u00ean. B\u1ecf qua n\u00f3, v\u00e0 v\u1ebft n\u1ee9t s\u1ebd xu\u1ea5t hi\u1ec7n \u0111\u00fang n\u01a1i \u1ee9ng su\u1ea5t c\u1ee7a b\u1ea1n cao nh\u1ea5t \u2013 t\u1ea1i b\u1ec1 m\u1eb7t ngo\u00e0i \u1edf \u0111\u1ec9nh c\u1ee7a g\u00f3c u\u1ed1n.<\/p>\n\n\n\n

Gi\u1edd l\u00e0 ph\u1ea7n khi\u1ebfn ng\u01b0\u1eddi m\u1edbi d\u1ec5 nh\u1ea7m l\u1eabn. M\u1ed9t c\u00fa d\u1eadp l\u1ec7ch c\u00f3 th\u1ec3 t\u1ea1o l\u1ef1c b\u00ean v\u00e0 g\u00e2y n\u1ee9t m\u1ed9t ph\u00eda, tr\u00f4ng gi\u1ed1ng nh\u01b0 h\u01b0 h\u1ea1i do th\u1edb. V\u1eady l\u00e0m sao \u0111\u1ec3 ph\u00e2n bi\u1ec7t? V\u1ebft n\u1ee9t do th\u1edb s\u1ebd ch\u1ea1y d\u1ecdc theo \u0111\u01b0\u1eddng u\u1ed1n m\u1ed9t c\u00e1ch nh\u1ea5t qu\u00e1n tr\u00ean nhi\u1ec1u chi ti\u1ebft \u0111\u01b0\u1ee3c c\u1eaft c\u00f9ng h\u01b0\u1edbng. L\u1ec7ch d\u1eadp \u0111\u1ec3 l\u1ea1i d\u1ea5u v\u1ebft kh\u00f4ng \u0111\u1ec1u tr\u00ean m\u1ed9t b\u00ean khu\u00f4n v\u00e0 c\u00e1c m\u1eabu r\u00e1ch kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t.<\/p>\n\n\n\n

M\u1ed9t b\u00ean l\u00e0 luy\u1ec7n kim. B\u00ean kia l\u00e0 c\u00e1ch thi\u1ebft l\u1eadp.<\/p>\n\n\n\n

\u0110\u1ed9 l\u1eb7p l\u1ea1i c\u1ee7a CNC s\u1ebd trung th\u1ef1c t\u00e1i t\u1ea1o c\u1ea3 hai l\u1ed7i. N\u00f3 kh\u00f4ng quan t\u00e2m b\u1ea1n ch\u1ecdn l\u1ed7i n\u00e0o.<\/p>\n\n\n\n

N\u1ebfu h\u01b0\u1edbng th\u1edb chi ph\u1ed1i vi\u1ec7c n\u1ee9t v\u00e0 h\u00ecnh h\u1ecdc chi ph\u1ed1i \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh, v\u1eady t\u1ea1i sao m\u1ed9t c\u00f4ng vi\u1ec7c ch\u1ea1y \u1ed5n l\u00fac 8 gi\u1edd s\u00e1ng l\u1ea1i b\u1eaft \u0111\u1ea7u l\u1ec7ch \u0111i v\u00e0o gi\u1edd tr\u01b0a?<\/p>\n\n\n\n

Hi\u1ec7n t\u01b0\u1ee3ng t\u0103ng t\u1ea3i v\u00e0 m\u00f2n d\u1ee5ng c\u1ee5: T\u1ea1i sao chi ti\u1ebft th\u1ee9 m\u01b0\u1eddi hi\u1ebfm khi gi\u1ed1ng chi ti\u1ebft \u0111\u1ea7u ti\u00ean<\/h3>\n\n\n\n

T\u00f4i \u0111\u00e3 th\u00e1o m\u1ed9t khu\u00f4n sau m\u1ed9t tu\u1ea7n s\u1ea3n xu\u1ea5t v\u00e0 th\u1ea5y c\u00e1c vai khu\u00f4n b\u1ecb \u0111\u00e1nh b\u00f3ng kh\u00f4ng \u0111\u1ec1u, c\u1ea1nh h\u01a1i b\u1ecb bo l\u1ea1i. Kh\u00f4ng nghi\u00eam tr\u1ecdng. Nh\u01b0ng ch\u1ec9 \u0111\u1ee7 \u0111\u1ec3 t\u1ea1o kh\u00e1c bi\u1ec7t.<\/p>\n\n\n\n

D\u1ee5ng c\u1ee5 b\u1ecb m\u00f2n c\u1ea7n l\u1ef1c l\u1edbn h\u01a1n \u0111\u1ec3 \u0111\u1ea1t c\u00f9ng g\u00f3c \u2014 t\u0103ng 5 \u0111\u1ebfn 10 ph\u1ea7n tr\u0103m l\u00e0 chuy\u1ec7n th\u01b0\u1eddng. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh kh\u00f4ng c\u1ea3m nh\u1eadn \u0111\u01b0\u1ee3c thay \u0111\u1ed5i \u0111\u00f3 v\u00ec m\u00e1y v\u1eabn v\u1eadn h\u00e0nh tr\u01a1n tru. V\u1eady n\u00ean h\u1ecd \u0111i\u1ec1u ch\u1ec9nh s\u00e2u th\u00eam m\u1ed9t ch\u00fat \u0111\u1ec3 \u0111u\u1ed5i theo \u0111\u1ed9 l\u1ec7ch g\u00f3c.<\/p>\n\n\n\n

Gi\u1edd b\u1ea1n \u0111ang ch\u1ea1y t\u1ea3i cao h\u01a1n m\u1ee9c ngh\u0129.<\/p>\n\n\n\n

V\u01b0\u1ee3t qu\u00e1 c\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c c\u1ee7a d\u1ee5ng c\u1ee5 kho\u1ea3ng 20% v\u00e0 b\u1ea1n c\u00f3 th\u1ec3 khi\u1ebfn tu\u1ed5i th\u1ecd c\u1ee7a n\u00f3 gi\u1ea3m m\u1ed9t n\u1eeda. T\u1eadp trung to\u00e0n b\u1ed9 t\u1ea3i l\u00ean m\u1ed9t \u0111o\u1ea1n ng\u1eafn \u2014 \u00edt h\u01a1n kho\u1ea3ng 60% chi\u1ec1u d\u00e0i gi\u1eefa hai khung b\u00ean \u2014 v\u00e0 b\u1ea1n b\u1eaft \u0111\u1ea7u t\u1ea1o \u1ee9ng su\u1ea5t l\u00ean ch\u00ednh h\u00ecnh h\u1ecdc c\u1ee7a m\u00e1y. B\u1ec7 c\u00f3 th\u1ec3 b\u1ecb u\u1ed1n. Thanh ram c\u00f3 th\u1ec3 cong v\u00eanh kh\u00e1c v\u1edbi d\u1ef1 ki\u1ebfn.<\/p>\n\n\n\n

\u0110\u1ed9 l\u1ec7ch g\u00f3c xu\u1ea5t hi\u1ec7n. Chi ti\u1ebft th\u1ee9 m\u01b0\u1eddi kh\u00f4ng gi\u1ed1ng chi ti\u1ebft \u0111\u1ea7u ti\u00ean v\u00ec \u201ccu\u1ed9c tr\u00f2 chuy\u1ec7n c\u01a1 h\u1ecdc\u201d \u0111\u00e3 thay \u0111\u1ed5i ngay d\u01b0\u1edbi ch\u00e2n b\u1ea1n.<\/p>\n\n\n\n

Th\u1ef1c t\u1ebf x\u01b0\u1edfng: \u0110\u00f4i khi c\u00fa u\u1ed1n \u0111\u1ea7u ti\u00ean \u0111\u00e3 sai r\u1ed3i. M\u1ed9t m\u1ea3nh v\u1ee5n d\u01b0\u1edbi khu\u00f4n t\u1ea1o \u0111i\u1ec3m ti\u1ebfp x\u00fac c\u1ee5c b\u1ed9. \u0110i\u1ec3m cao t\u00ed x\u00edu \u0111\u00f3 b\u1ecb l\u00f5m d\u01b0\u1edbi t\u1ea3i, v\u00e0 m\u1ed7i l\u1ea7n d\u1eadp sau \u0111\u00f3 c\u00e0ng l\u00e0m r\u00f5 th\u00eam m\u1eabu m\u00f2n. V\u1eadt li\u1ec7u b\u1ecb \u0111\u1ed5 l\u1ed7i. Nh\u01b0ng k\u1ef7 lu\u1eadt l\u1eafp \u0111\u1eb7t m\u1edbi l\u00e0 nguy\u00ean nh\u00e2n.<\/p>\n\n\n\n

Ki\u1ec3m tra \u0111\u1ed3ng h\u1ed3 \u0111o l\u1ef1c tr\u00ean \u0111\u1ecbnh m\u1ee9c d\u1ee5ng c\u1ee5 c\u1ee7a b\u1ea1n, kh\u00f4ng ch\u1ec9 tr\u00ean chi ti\u1ebft. N\u1ebfu b\u1ea1n kh\u00f4ng bi\u1ebft gi\u1edbi h\u1ea1n t\u1ea3i c\u1ee7a khu\u00f4n, b\u1ea1n \u0111ang l\u00e0m vi\u1ec7c trong t\u00ecnh tr\u1ea1ng \u201cm\u00f9\u201d.<\/p>\n\n\n\n

Nh\u01b0ng ngay c\u1ea3 v\u1edbi d\u1ee5ng c\u1ee5 ho\u00e0n h\u1ea3o v\u00e0 vai khu\u00f4n m\u1edbi, v\u1eabn c\u00f3 m\u1ed9t bi\u1ebfn d\u1ea1ng \u00e2m th\u1ea7m kh\u00e1c \u0111ang ch\u1edd g\u1ea7n \u0111\u01b0\u1eddng u\u1ed1n c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

Bi\u1ebfn d\u1ea1ng l\u1ed7: Nguy c\u01a1 khi \u0111\u1eb7t l\u1ed7 c\u1eaft qu\u00e1 g\u1ea7n \u0111\u01b0\u1eddng u\u1ed1n<\/h3>\n\n\n\n

H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng m\u1ed9t m\u1eb7t b\u00edch r\u1ed9ng 1 inch v\u1edbi l\u1ed7 \u0111\u01b0\u1eddng k\u00ednh 3\/8 inch \u0111\u01b0\u1ee3c \u0111\u1ed9t c\u00e1ch \u0111\u01b0\u1eddng u\u1ed1n m\u1ed9t ph\u1ea7n t\u01b0 inch. M\u1eabu ph\u1eb3ng tr\u00f4ng s\u1ea1ch s\u1ebd. B\u1ea1n t\u1ea1o g\u00f3c 90 \u0111\u1ed9.<\/p>\n\n\n\n

L\u1ed7 bi\u1ebfn th\u00e0nh h\u00ecnh oval.<\/p>\n\n\n\n

Trong qu\u00e1 tr\u00ecnh u\u1ed1n, b\u1ec1 m\u1eb7t ngo\u00e0i b\u1ecb k\u00e9o gi\u00e3n v\u00e0 b\u1ec1 m\u1eb7t trong b\u1ecb n\u00e9n l\u1ea1i. Gi\u1eefa ch\u00fang l\u00e0 tr\u1ee5c trung h\u00f2a \u2014 l\u1edbp v\u1eadt li\u1ec7u kh\u00f4ng b\u1ecb k\u00e9o c\u0103ng hay n\u00e9n \u0111\u00e1ng k\u1ec3. B\u1ea5t c\u1ee9 th\u1ee9 g\u00ec g\u1ea7n \u0111\u01b0\u1eddng u\u1ed1n \u0111\u1ec1u \u0111i qua c\u00e1c v\u00f9ng bi\u1ebfn d\u1ea1ng \u0111\u00f3. M\u1ed9t l\u1ed7 khoan l\u00e0m gi\u00e1n \u0111o\u1ea1n t\u00ednh li\u00ean t\u1ee5c c\u1ee7a v\u1eadt li\u1ec7u, khi\u1ebfn \u1ee9ng su\u1ea5t ph\u00e2n b\u1ed1 l\u1ea1i xung quanh c\u00e1c m\u00e9p c\u1ee7a n\u00f3.<\/p>\n\n\n\n

N\u1ebfu qu\u00e1 g\u1ea7n, m\u00e9p c\u1ee7a l\u1ed7 s\u1ebd b\u1ecb bu\u1ed9c ph\u1ea3i k\u00e9o gi\u00e3n kh\u00f4ng \u0111\u1ec1u. H\u00ecnh d\u1ea1ng tr\u00f2n kh\u00f4ng th\u1ec3 t\u1ef1 duy tr\u00ec v\u00ec m\u1ed9t b\u00ean \u0111ang ch\u1ecbu \u1ee9ng su\u1ea5t k\u00e9o c\u00f2n b\u00ean kia ch\u1ecbu n\u00e9n.<\/p>\n\n\n\n

Theo kinh nghi\u1ec7m, n\u00ean gi\u1eef kho\u1ea3ng c\u00e1ch t\u1eeb l\u1ed7 \u0111\u1ebfn \u0111\u01b0\u1eddng u\u1ed1n \u00edt nh\u1ea5t b\u1eb1ng \u0111\u1ed9 d\u00e0y v\u1eadt li\u1ec7u \u2014 th\u01b0\u1eddng l\u00e0 h\u01a1n. Tr\u00ean th\u1ef1c t\u1ebf, t\u00f4i mu\u1ed1n c\u00f3 kho\u1ea3ng c\u00e1ch \u0111\u1ee7 l\u1edbn \u0111\u1ec3 l\u1ed7 n\u1eb1m ngo\u00e0i v\u00f9ng bi\u1ebfn d\u1ea1ng ch\u00ednh. N\u1ebfu n\u00f3 \u201cc\u1ea3m nh\u1eadn\u201d \u0111\u01b0\u1ee3c u\u1ed1n, n\u00f3 s\u1ebd bi\u1ebfn d\u1ea1ng theo.<\/p>\n\n\n\n

Kh\u00f4ng c\u00f3 ph\u1ea7n m\u1ec1m n\u00e0o ng\u0103n \u0111i\u1ec1u \u0111\u00f3. C\u00fa \u0111\u1ed9t kh\u00f4ng t\u1ea1m d\u1eebng \u0111\u1ec3 gi\u1eef nguy\u00ean h\u00ecnh h\u1ecdc c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

V\u00e0 \u0111\u00e2y l\u00e0 n\u01a1i tranh lu\u1eadn tr\u1edf n\u00ean c\u0103ng th\u1eb3ng: chi\u1ec1u d\u00e0i m\u00e9p u\u1ed1n, h\u01b0\u1edbng th\u1edb v\u1eadt li\u1ec7u, \u0111\u1ed9 m\u00f2n c\u1ee7a d\u1ee5ng c\u1ee5, v\u1ecb tr\u00ed l\u1ed7 \u2014 kh\u00f4ng y\u1ebfu t\u1ed1 n\u00e0o ch\u1ecbu khu\u1ea5t ph\u1ee5c tr\u01b0\u1edbc l\u1ef1c m\u1ea1nh hay \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a servo. Ch\u00fang l\u00e0 c\u00e1c r\u00e0ng bu\u1ed9c m\u00e0 b\u1ea1n ph\u1ea3i c\u00e2n nh\u1eafc tr\u01b0\u1edbc khi \u0111\u1ea7u ch\u00e0y h\u1ea1 xu\u1ed1ng.<\/p>\n\n\n\n

N\u1ebfu vi\u1ec7c u\u1ed1n l\u00e0 m\u1ed9t cu\u1ed9c tranh lu\u1eadn gi\u1eefa m\u00e1y v\u00e0 kim lo\u1ea1i, th\u00ec l\u1ef1c ch\u1ec9 m\u1edf \u0111\u1ea7u cu\u1ed9c tr\u00f2 chuy\u1ec7n. Tr\u00ed nh\u1edb c\u1ee7a kim lo\u1ea1i \u2014 h\u01b0\u1edbng s\u1ee3i, \u0111\u1ed9 d\u00e0y, nhu c\u1ea7u ch\u1ed1ng \u0111\u1ee1 \u2014 c\u00f3 ti\u1ebfng n\u00f3i cu\u1ed1i c\u00f9ng, tr\u1eeb khi b\u1ea1n suy ngh\u0129 v\u1ec1 m\u1eabu ph\u1eb3ng v\u00e0 bi\u1ebfn d\u1ea1ng ba chi\u1ec1u tr\u01b0\u1edbc khi nh\u1ea5n n\u00fat kh\u1edfi \u0111\u1ed9ng chu tr\u00ecnh.<\/p>\n\n\n\n

Suy ngh\u0129 trong kh\u00f4ng gian 3D: X\u00e2y d\u1ef1ng m\u00f4 h\u00ecnh t\u01b0 duy cho u\u1ed1n ch\u00ednh x\u00e1c<\/h2>\n\n\n\n

N\u1ebfu b\u1ea1n mu\u1ed1n thi\u1ebft k\u1ebf c\u00e1c m\u1eabu ph\u1eb3ng v\u00e0 quy tr\u00ecnh gia c\u00f4ng m\u00e0 kh\u00f4ng khi\u1ebfn b\u1ea1n ph\u1ea3i x\u1ea5u h\u1ed5 d\u01b0\u1edbi x\u01b0\u1edfng, b\u1ea1n c\u1ea7n ng\u1eebng ngh\u0129 v\u1ec1 g\u00f3c \u0111\u1ed9 v\u00e0 b\u1eaft \u0111\u1ea7u ngh\u0129 v\u1ec1 c\u00e1c l\u1edbp bi\u1ebfn d\u1ea1ng di chuy\u1ec3n theo chi\u1ec1u d\u00e0y v\u1eadt li\u1ec7u.<\/p>\n\n\n\n

G\u1ecdi n\u00f3 l\u00e0 \u201cm\u00e1y \u00e9p\u201d v\u00e0 ng\u01b0\u1eddi m\u1edbi s\u1ebd h\u00ecnh dung \u0111\u1ebfn l\u1ef1c. T\u00f4i th\u00ec h\u00ecnh dung m\u1ed9t t\u1ea5m kim lo\u1ea1i b\u1ecb k\u1eb9p gi\u1eefa ch\u00e0y v\u00e0 c\u1ed1i, c\u00e1c s\u1ee3i ngo\u00e0i b\u1ecb k\u00e9o gi\u00e3n, c\u00e1c s\u1ee3i trong r\u00fat v\u00e0o, v\u00e0 \u1edf \u0111\u00e2u \u0111\u00f3 gi\u1eefa ch\u00fang l\u00e0 ranh gi\u1edbi t\u0129nh l\u1eb7ng \u2014 tr\u1ee5c trung h\u00f2a \u2014 di chuy\u1ec3n \u0111\u1ebfn v\u1ecb tr\u00ed m\u1edbi t\u00f9y theo lo\u1ea1i v\u1eadt li\u1ec7u, b\u00e1n k\u00ednh v\u00e0 ph\u01b0\u01a1ng ph\u00e1p. \u0110\u01b0\u1eddng tr\u01b0\u1ee3t \u0111\u00f3 quy\u1ebft \u0111\u1ecbnh li\u1ec7u m\u00e9p u\u1ed1n c\u1ee7a b\u1ea1n c\u00f3 ch\u00ednh x\u00e1c hay b\u1ecb l\u1ec7ch v\u00e0i milim\u00e9t.<\/p>\n\n\n\n

Suy ngh\u0129 trong 3D ngh\u0129a l\u00e0 b\u1ea1n th\u00f4i kh\u00f4ng \u0111\u01a1n thu\u1ea7n v\u1ebd m\u1ed9t chi ti\u1ebft \u0111\u00e3 u\u1ed1n, m\u00e0 b\u1eaft \u0111\u1ea7u h\u00ecnh dung xem t\u1eebng l\u1edbp kim lo\u1ea1i \u0111ang l\u00e0m g\u00ec tr\u01b0\u1edbc, trong v\u00e0 sau h\u00e0nh tr\u00ecnh u\u1ed1n. B\u1ea1n t\u01b0\u1edfng t\u01b0\u1ee3ng h\u01b0\u1edbng th\u1edb v\u1eadt li\u1ec7u ph\u1ea3n kh\u00e1ng theo m\u1ed9t h\u01b0\u1edbng, l\u1ed7 m\u00e9o \u0111i n\u1ebfu n\u1eb1m qu\u00e1 g\u1ea7n v\u00f9ng bi\u1ebfn d\u1ea1ng, vai c\u1ee7a d\u1ee5ng c\u1ee5 m\u00e0i b\u00f3ng v\u00e0 thay \u0111\u1ed5i \u00e1p l\u1ef1c ti\u1ebfp x\u00fac trong khi ch\u1ea1y. M\u1eabu ph\u1eb3ng c\u1ee7a b\u1ea1n kh\u00f4ng ch\u1ec9 l\u00e0 h\u00ecnh h\u1ecdc chi\u1ebfu ph\u1eb3ng. N\u00f3 l\u00e0 d\u1ef1 \u0111o\u00e1n v\u1ec1 c\u00e1ch ranh gi\u1edbi b\u00ean trong \u0111\u00f3 s\u1ebd d\u1ecbch chuy\u1ec3n.<\/p>\n\n\n\n

\u0110i\u1ec1u duy nh\u1ea5t c\u1ea7n ghi nh\u1edb l\u00e0: \u0111\u1ed9 ch\u00ednh x\u00e1c n\u1eb1m \u1edf v\u1ecb tr\u00ed tr\u1ee5c trung h\u00f2a, kh\u00f4ng ph\u1ea3i \u1edf g\u00f3c cu\u1ed1i c\u00f9ng.<\/p>\n\n\n\n

\u0110i\u1ec1u \u0111\u00f3 kh\u00f4ng hi\u1ec3n nhi\u00ean, v\u00ec ph\u1ea7n b\u1ea1n \u0111o \u0111\u01b0\u1ee3c l\u00e0 g\u00f3c v\u00e0 chi\u1ec1u d\u00e0i m\u00e9p u\u1ed1n, ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u1edbp v\u00f4 h\u00ecnh \u0111\u00e3 quy\u1ebft \u0111\u1ecbnh ch\u00fang.<\/p>\n\n\n\n

V\u1eady l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 thi\u1ebft k\u1ebf d\u1ef1a tr\u00ean m\u1ed9t y\u1ebfu t\u1ed1 m\u00e0 b\u1ea1n kh\u00f4ng th\u1ec3 nh\u00ecn th\u1ea5y?<\/p>\n\n\n\n

D\u1ecbch chuy\u1ec3n h\u1ec7 s\u1ed1 K: T\u1ea1i sao b\u1ea1n kh\u00f4ng th\u1ec3 d\u00f9ng k\u00edch th\u01b0\u1edbc cu\u1ed1i c\u00f9ng cho m\u1eabu ph\u1eb3ng c\u1ee7a m\u00ecnh<\/h3>\n\n\n\n

Tr\u01b0\u1edbc h\u1ebft, ch\u00fang ta c\u1ea7n g\u1ee1 r\u1ed1i m\u1ed9t \u201cc\u00e1i b\u1eaby\u201d th\u01b0\u1eddng g\u1eb7p \u1edf x\u01b0\u1edfng. H\u1ec7 s\u1ed1 K d\u00f9ng cho t\u00ednh to\u00e1n chi\u1ec1u d\u00e0i u\u1ed1n \u2014 t\u1ef7 l\u1ec7 x\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed tr\u1ee5c trung h\u00f2a trong chi\u1ec1u d\u00e0y v\u1eadt li\u1ec7u \u2014 kh\u00f4ng gi\u1ed1ng v\u1edbi k\u00fd hi\u1ec7u \u201ck\u201d m\u00e0 m\u1ed9t s\u1ed1 b\u1ea3ng d\u00f9ng \u0111\u1ec3 t\u00ednh l\u1ef1c u\u1ed1n. M\u1ed9t c\u00e1i d\u1ef1 \u0111o\u00e1n chi\u1ec1u d\u00e0i ph\u00f4i. C\u00e1i kia d\u1ef1 \u0111o\u00e1n t\u1ea3i tr\u1ecdng. Nh\u1ea7m l\u1eabn ch\u00fang v\u00e0 b\u1ea1n s\u1ebd ph\u1ea3i \u0111u\u1ed5i theo \u1ea3o \u1ea3nh.<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi c\u00e1c m\u1eabu ph\u1eb3ng, h\u1ec7 s\u1ed1 K th\u01b0\u1eddng n\u1eb1m trong kho\u1ea3ng t\u1eeb 0,33 \u0111\u1ebfn 0,5 l\u1ea7n \u0111\u1ed9 d\u00e0y v\u1eadt li\u1ec7u. N\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 h\u1eb1ng s\u1ed1 chung. Nh\u00f4m m\u1ec1m h\u01a1n \u0111\u1ea9y tr\u1ee5c trung h\u00f2a ra xa b\u00e1n k\u00ednh trong h\u01a1n. Th\u00e9p kh\u00f4ng g\u1ec9 th\u01b0\u1eddng gi\u1eef n\u00f3 g\u1ea7n h\u01a1n. Chuy\u1ec3n t\u1eeb u\u1ed1n kh\u00f4ng ch\u1ea1m \u0111\u00e1y sang \u00e9p s\u00e1t \u0111\u00e1y v\u00e0 tr\u1ee5c trung h\u00f2a d\u1ecbch chuy\u1ec3n ti\u1ebfp, v\u00ec v\u1eadt li\u1ec7u b\u1ecb \u00e9p s\u00e2u h\u01a1n v\u00e0o c\u1ed1i. B\u1ea1n kh\u00f4ng ch\u1ec9 thay \u0111\u1ed5i l\u1ef1c. B\u1ea1n \u0111\u00e3 thay \u0111\u1ed5i h\u00e0nh vi b\u00ean trong c\u1ee7a kim lo\u1ea1i.<\/p>\n\n\n\n

\u0110\u00e2y l\u00e0 l\u1ed7i ng\u01b0\u1eddi m\u1edbi th\u01b0\u1eddng m\u1eafc: h\u1ecd thi\u1ebft k\u1ebf ng\u01b0\u1ee3c t\u1eeb k\u00edch th\u01b0\u1edbc cu\u1ed1i c\u00f9ng, d\u00f9ng gi\u00e1 tr\u1ecb K m\u1eb7c \u0111\u1ecbnh 0,33 v\u00ec \u0111\u00f3 l\u00e0 c\u00e0i \u0111\u1eb7t ban \u0111\u1ea7u c\u1ee7a ph\u1ea7n m\u1ec1m. H\u1ecd tin t\u01b0\u1edfng m\u00e0n h\u00ecnh. H\u1ecd c\u1eaft m\u01b0\u1eddi ph\u00f4i. R\u1ed3i t\u1ef1 h\u1ecfi v\u00ec sao m\u1ecdi m\u00e9p u\u1ed1n \u0111\u1ec1u d\u00e0i qu\u00e1.<\/p>\n\n\n\n

Th\u1ef1c t\u1ebf x\u01b0\u1edfng gia c\u00f4ng: Trong u\u1ed1n V b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p kh\u00f4ng ch\u1ea1m \u0111\u00e1y, c\u00f4ng th\u1ee9c t\u00ednh to\u00e1n chi\u1ec1u d\u00e0i u\u1ed1n tr\u00ean l\u00fd thuy\u1ebft th\u01b0\u1eddng kh\u00f4ng kh\u1edbp v\u1edbi s\u1ed1 \u0111o th\u1ef1c t\u1ebf \u2014 con s\u1ed1 b\u1ea1n nh\u1eadn \u0111\u01b0\u1ee3c sau khi u\u1ed1n th\u1eed m\u1ed9t ph\u00f4i, \u0111o k\u1ebft qu\u1ea3 v\u00e0 t\u00ednh ng\u01b0\u1ee3c l\u1ea1i. N\u00f3 kh\u00f4ng h\u00e0o nho\u00e1ng. N\u00f3 mang t\u00ednh th\u1ef1c nghi\u1ec7m. Nh\u01b0ng n\u00f3 v\u01b0\u1ee3t qua ki\u1ec3m \u0111\u1ecbnh.<\/p>\n\n\n\n

Khi b\u1ea1n b\u1ecf qua b\u01b0\u1edbc u\u1ed1n th\u1eed, s\u1ea3n ph\u1ea9m m\u1eabu s\u1ebd th\u00e0nh ph\u1ebf li\u1ec7u kh\u00f4ng ph\u1ea3i v\u00ec u\u1ed1n l\u00e0 \u0111i\u1ec1u b\u00ed \u1ea9n, m\u00e0 v\u00ec b\u1ea1n \u0111\u00e3 \u0111o\u00e1n v\u1ecb tr\u00ed tr\u1ee5c trung h\u00f2a thay v\u00ec \u0111o v\u1ecb tr\u00ed th\u1ef1c t\u1ebf c\u1ee7a n\u00f3.<\/p>\n\n\n\n

H\u00e3y ki\u1ec3m tra th\u01b0\u1edbc c\u1eb7p tr\u00ean m\u1eabu th\u1eed c\u1ee7a b\u1ea1n tr\u01b0\u1edbc khi c\u1eaft h\u00e0ng lo\u1ea1t ph\u00f4i s\u1ea3n xu\u1ea5t. Gi\u00e1 tr\u1ecb K m\u1eb7c \u0111\u1ecbnh ch\u1ec9 l\u00e0 \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u, kh\u00f4ng ph\u1ea3i l\u00e0 cam k\u1ebft.<\/p>\n\n\n\n

Nh\u01b0ng n\u1ebfu b\u1ea1n \u0111o m\u1ed9t l\u1ea7n v\u00e0 kh\u00f3a gi\u00e1 tr\u1ecb \u0111\u00f3 l\u1ea1i, t\u1ea1i sao c\u00f4ng vi\u1ec7c ti\u1ebfp theo v\u1eabn b\u1ecb l\u1ec7ch?<\/p>\n\n\n\n

Ph\u00e1t tri\u1ec3n quy tr\u00ecnh l\u00e0m vi\u1ec7c: T\u1ea1i sao nguy\u00ean m\u1eabu th\u01b0\u1eddng k\u1ebft th\u00fac trong th\u00f9ng ph\u1ebf li\u1ec7u<\/h3>\n\n\n\n

B\u1edfi v\u00ec h\u1ec7 s\u1ed1 K kh\u00f4ng ch\u1ec9 ph\u1ee5 thu\u1ed9c v\u00e0o v\u1eadt li\u1ec7u. N\u00f3 c\u00f2n ph\u1ee5 thu\u1ed9c v\u00e0o quy tr\u00ecnh.<\/p>\n\n\n\n

Gi\u1ea3 s\u1eed b\u1ea1n \u0111\u00e3 c\u0103n ch\u1ec9nh cho th\u00e9p m\u1ec1m d\u00e0y 1\/8 inch v\u1edbi m\u1ed9t khe m\u1edf V c\u1ee5 th\u1ec3, u\u1ed1n gi\u00f3 \u1edf g\u00f3c 90 \u0111\u1ed9. B\u1ea1n ch\u1ea1y m\u1ed9t t\u1ea5m th\u1eed, t\u00ednh to\u00e1n ph\u1ea7n tr\u1eeb u\u1ed1n, c\u1eadp nh\u1eadt b\u1ea3n tr\u1ea3i ph\u1eb3ng. Ho\u00e0n h\u1ea3o. B\u00e2y gi\u1edd b\u00ean mua h\u00e0ng \u0111\u1ed5i nh\u00e0 cung c\u1ea5p. C\u00f9ng \u0111\u1ed9 d\u00e0y tr\u00ean gi\u1ea5y t\u1edd, nh\u01b0ng gi\u1edbi h\u1ea1n ch\u1ea3y th\u1ef1c t\u1ebf h\u01a1i kh\u00e1c. Tr\u1ee5c trung h\u00f2a d\u1ecbch chuy\u1ec3n. Con s\u1ed1 b\u1ea1n \u201ckh\u00f3a l\u1ea1i\u201d b\u00e2y gi\u1edd ch\u1ec9 c\u00f2n l\u00e0 m\u1ed9t gi\u1ea3 \u0111\u1ecbnh l\u1ecbch s\u1ef1.<\/p>\n\n\n\n

Ho\u1eb7c b\u1ea1n \u0111\u1ed5i sang u\u1ed1n \u0111\u00e1y \u0111\u1ec3 gi\u1ea3m \u0111\u1ed9 b\u1eadt tr\u1edf l\u1ea1i. C\u00e1ch n\u00e0y t\u0103ng l\u1ef1c\u2014\u0111\u00f4i khi r\u1ea5t \u0111\u00e1ng k\u1ec3\u2014v\u00e0 \u0111\u1ea9y tr\u1ee5c trung h\u00f2a sang v\u1ecb tr\u00ed kh\u00e1c. Ph\u1ea7n tr\u1eeb u\u1ed1n c\u0169 c\u1ee7a b\u1ea1n kh\u00f4ng c\u00f2n m\u00f4 t\u1ea3 ch\u00ednh x\u00e1c cu\u1ed9c \u201c\u0111\u1ed1i tho\u1ea1i\u201d m\u1edbi gi\u1eefa ch\u00e0y v\u00e0 t\u1ea5m kim lo\u1ea1i.<\/p>\n\n\n\n

V\u00ec v\u1eady, quy tr\u00ecnh l\u00e0m vi\u1ec7c gi\u00fap nguy\u00ean m\u1eabu kh\u00f4ng v\u00e0o th\u00f9ng ph\u1ebf li\u1ec7u s\u1ebd nh\u01b0 sau:<\/p>\n\n\n\n

    \n
  1. Kh\u00f3a h\u01b0\u1edbng th\u1edb kim lo\u1ea1i ngay tr\u00ean b\u1ea3n v\u1ebd, kh\u00f4ng ph\u1ea3i nh\u01b0 m\u1ed9t g\u1ee3i \u00fd m\u00e0 l\u00e0 m\u1ed9t y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt.<\/li>\n\n\n\n
  2. Ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p u\u1ed1n tr\u01b0\u1edbc\u2014u\u1ed1n gi\u00f3, u\u1ed1n \u0111\u00e1y, d\u1eadp \u0111\u1ecbnh h\u00ecnh\u2014v\u00ec l\u1ef1a ch\u1ecdn n\u00e0y quy\u1ebft \u0111\u1ecbnh c\u00e1ch tr\u1ee5c trung h\u00f2a s\u1ebd \u1ee9ng x\u1eed.<\/li>\n\n\n\n
  3. Ch\u1ea1y m\u1ed9t t\u1ea5m th\u1eed \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t b\u1eb1ng ch\u00ednh b\u1ed9 d\u1ee5ng c\u1ee5 v\u00e0 l\u00f4 v\u1eadt li\u1ec7u th\u1ef1c t\u1ebf.<\/li>\n\n\n\n
  4. \u0110o \u0111\u1ea1c, t\u00ednh to\u00e1n ph\u1ea7n tr\u1eeb u\u1ed1n theo th\u1ef1c nghi\u1ec7m, c\u1eadp nh\u1eadt b\u1ea3n tr\u1ea3i ph\u1eb3ng.<\/li>\n\n\n\n
  5. Ch\u1ec9 khi \u0111\u00f3 m\u1edbi cho ph\u00e9p s\u1ea3n xu\u1ea5t h\u00e0ng lo\u1ea1t.<\/li>\n<\/ol>\n\n\n\n

    Nghe c\u00f3 v\u1ebb ch\u1eadm. V\u00e0 \u0111\u00fang l\u00e0 ch\u1eadm h\u01a1n ph\u1ecfng \u0111o\u00e1n.<\/p>\n\n\n\n

    Nh\u01b0ng nhanh h\u01a1n nhi\u1ec1u so v\u1edbi vi\u1ec7c l\u00e0m l\u1ea1i 200 chi ti\u1ebft.<\/p>\n\n\n\n

    Nguy\u00ean m\u1eabu th\u01b0\u1eddng k\u1ebft th\u00fac trong th\u00f9ng ph\u1ebf li\u1ec7u v\u00ec c\u00e1c x\u01b0\u1edfng xem n\u00f3 nh\u01b0 b\u1eb1ng ch\u1ee9ng v\u1ec1 thi\u1ebft k\u1ebf h\u01a1n l\u00e0 b\u01b0\u1edbc hi\u1ec7u chu\u1ea9n. Nhi\u1ec7m v\u1ee5 th\u1eadt s\u1ef1 c\u1ee7a n\u00f3 l\u00e0 d\u1ea1y b\u1ea1n xem kim lo\u1ea1i di chuy\u1ec3n nh\u01b0 th\u1ebf n\u00e0o trong \u0111i\u1ec1u ki\u1ec7n c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

    N\u1ebfu \u0111\u00f3 l\u00e0 nguy\u00ean t\u1eafc, v\u1eady \u0111i\u1ec1u g\u00ec th\u1ef1c s\u1ef1 quy\u1ebft \u0111\u1ecbnh chi ph\u00ed trong m\u1ed9t \u0111\u01a1n h\u00e0ng\u2014m\u00e1y b\u1ea1n mua hay ph\u01b0\u01a1ng ph\u00e1p b\u1ea1n ch\u1ecdn?<\/p>\n\n\n\n

    T\u1ea1i sao l\u1ef1a ch\u1ecdn k\u1ef9 thu\u1eadt c\u1ee7a b\u1ea1n\u2014ch\u1ee9 kh\u00f4ng ph\u1ea3i th\u01b0\u01a1ng hi\u1ec7u m\u00e1y\u2014l\u1ea1i quy\u1ebft \u0111\u1ecbnh 80% chi ph\u00ed d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n<\/h3>\n\n\n\n

    T\u00f4i s\u1ebd kh\u00f4ng \u0111\u01b0a ra nh\u1eefng con s\u1ed1 th\u1ed1ng k\u00ea gi\u1ea3, nh\u01b0ng gi\u1ea3 thuy\u1ebft sau \u0111\u00e2y ch\u1eafc ch\u1eafn b\u1ea1n \u0111\u00e3 t\u1eebng th\u1ea5y. Hai x\u01b0\u1edfng s\u1edf h\u1eefu m\u00e1y ch\u1ea5n t\u01b0\u01a1ng t\u1ef1 nhau. M\u1ed9t b\u00ean u\u1ed1n gi\u00f3 m\u1ecdi th\u1ee9 c\u00f3 th\u1ec3, ch\u1ea5p nh\u1eadn \u0111\u1ed9 b\u1eadt tr\u1edf l\u1ea1i c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n, v\u00e0 x\u00e2y d\u1ef1ng b\u1ea3n tr\u1ea3i ph\u1eb3ng d\u1ef1a tr\u00ean ph\u1ea7n tr\u1eeb u\u1ed1n \u0111o \u0111\u1ea1c \u0111\u01b0\u1ee3c. B\u00ean kia u\u1ed1n \u0111\u00e1y m\u1ecdi g\u00f3c quan tr\u1ecdng \u0111\u1ec3 \u201ckh\u00f3a\u201d n\u00f3 l\u1ea1i, ti\u00eau t\u1ed1n nhi\u1ec1u l\u1ef1c h\u01a1n, l\u00e0m m\u00f2n d\u1ee5ng c\u1ee5 nhanh h\u01a1n, v\u00e0 m\u1ea5t nhi\u1ec1u th\u1eddi gian thi\u1ebft l\u1eadp h\u01a1n.<\/p>\n\n\n\n

    C\u00e1c chi ti\u1ebft c\u00f3 th\u1ec3 tr\u00f4ng gi\u1ed1ng nhau tr\u00ean b\u1ea3n v\u1ebd.<\/p>\n\n\n\n

    Nh\u01b0ng chi ph\u00ed m\u1ed7i chi ti\u1ebft th\u00ec kh\u00f4ng.<\/p>\n\n\n\n

    U\u1ed1n gi\u00f3 c\u1ea7n \u00edt l\u1ef1c h\u01a1n v\u00e0 cho b\u1ea1n linh ho\u1ea1t v\u1ec1 g\u00f3c u\u1ed1n, nh\u01b0ng \u0111\u00f2i h\u1ecfi ph\u1ea3i hi\u1ec3u v\u00e0 d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c \u0111\u1ed9 b\u1eadt tr\u1edf l\u1ea1i. U\u1ed1n \u0111\u00e1y l\u00e0m gi\u1ea3m \u0111\u1ed9 b\u1eadt tr\u1edf l\u1ea1i nh\u01b0ng d\u1ecbch chuy\u1ec3n tr\u1ee5c trung h\u00f2a v\u00e0 t\u0103ng nhu c\u1ea7u l\u1ef1c\u2014\u0111\u00f4i khi g\u1ea5p 1,5 l\u1ea7n ho\u1eb7c h\u01a1n so v\u1edbi u\u1ed1n gi\u00f3. D\u1eadp \u0111\u1ecbnh h\u00ecnh c\u00f3 th\u1ec3 l\u00e0m l\u1ef1c t\u0103ng g\u1ea5p nhi\u1ec1u l\u1ea7n n\u1eefa v\u00e0 l\u00e0m thay \u0111\u1ed5i v\u0129nh vi\u1ec5n v\u1eadt li\u1ec7u t\u1ea1i \u0111\u01b0\u1eddng u\u1ed1n. M\u1ed7i ph\u01b0\u01a1ng ph\u00e1p t\u1ea1o ra ph\u1ea3n \u1ee9ng v\u1eadt li\u1ec7u kh\u00e1c nhau, kh\u00f4ng ch\u1ec9 l\u00e0 c\u1ea3m gi\u00e1c b\u00e0n \u0111\u1ea1p kh\u00e1c nhau.<\/p>\n\n\n\n

    Khi b\u1ea1n ch\u1ecdn m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p, b\u1ea1n \u0111ang ch\u1ecdn c\u00e1ch \u1ee9ng x\u1eed c\u1ee7a h\u1ec7 s\u1ed1 K m\u00e0 b\u1ea1n s\u1eb5n l\u00f2ng ch\u1ea5p nh\u1eadn, m\u1ee9c \u0111\u1ed9 m\u00f2n d\u1ee5ng c\u1ee5 b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c, m\u1ee9c \u0111\u1ed9 nh\u1ea1y c\u1ea3m c\u1ee7a m\u1eabu ph\u1eb3ng v\u1edbi s\u1ef1 bi\u1ebfn thi\u00ean v\u1eadt li\u1ec7u, v\u00e0 m\u1ee9c \u0111\u1ed9 ch\u1eb7t ch\u1ebd c\u1ee7a c\u1eeda s\u1ed5 quy tr\u00ecnh b\u1ea1n s\u1ebd c\u00f3.<\/p>\n\n\n\n

    G\u1ecdi \u0111\u00f3 l\u00e0 m\u1ed9t \u201cm\u00e1y \u00e9p\u201d v\u00e0 ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u s\u1ebd ngh\u0129 \u0111\u1ebfn l\u1ef1c.<\/p>\n\n\n\n

    Ng\u01b0\u1eddi l\u00e3o luy\u1ec7n th\u1ea5y \u0111\u00e2y l\u00e0 m\u1ed9t cu\u1ed9c th\u01b0\u01a1ng l\u01b0\u1ee3ng: t\u00f4i s\u1ebd cho kim lo\u1ea1i \u0111\u00e0n h\u1ed3i l\u1ea1i bao nhi\u00eau, t\u00f4i s\u1ebd \u00e9p n\u00f3 v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n ch\u1ea3y \u0111\u1ebfn m\u1ee9c n\u00e0o, \u0111\u1ed9 bi\u1ebfn thi\u00ean v\u1ec1 h\u1ea1t v\u00e0 \u0111\u1ed9 d\u00e0y c\u00f3 th\u1ec3 ch\u1ea5p nh\u1eadn \u0111\u1ebfn \u0111\u00e2u tr\u01b0\u1edbc khi k\u1ebf ho\u1ea1ch n\u00e0y b\u1ecb l\u1ec7ch kh\u1ecfi ti\u00eau chu\u1ea9n?<\/p>\n\n\n\n

    Ki\u1ec3m tra th\u01b0\u1edbc c\u1eb7p kh\u00f4ng ch\u1ec9 tr\u00ean chi ti\u1ebft, m\u00e0 c\u00f2n tr\u00ean c\u00e1c gi\u1ea3 \u0111\u1ecbnh c\u1ee7a b\u1ea1n. N\u1ebfu m\u1eabu ph\u1eb3ng, h\u01b0\u1edbng h\u1ea1t, l\u1ef1a ch\u1ecdn d\u1ee5ng c\u1ee5 v\u00e0 ph\u01b0\u01a1ng ph\u00e1p u\u1ed1n kh\u00f4ng \u0111\u01b0\u1ee3c quy\u1ebft \u0111\u1ecbnh nh\u01b0 m\u1ed9t h\u1ec7 th\u1ed1ng th\u1ed1ng nh\u1ea5t, th\u00ec b\u1ea1n kh\u00f4ng \u0111ang suy ngh\u0129 trong kh\u00f4ng gian 3D\u2014b\u1ea1n ch\u1ec9 \u0111ang hy v\u1ecdng trong kh\u00f4ng gian 2D.<\/p>\n\n\n\n

    M\u00e0 hy v\u1ecdng th\u00ec ch\u01b0a t\u1eebng m\u1ed9t l\u1ea7n n\u00e0o l\u00e0m th\u1eb3ng \u0111\u01b0\u1ee3c m\u00e9p cong.<\/p>\n\n\n\n

    T\u00e0i nguy\u00ean li\u00ean quan v\u00e0 c\u00e1c b\u01b0\u1edbc ti\u1ebfp theo<\/h2>\n\n\n\n