{"id":1152,"date":"2026-03-09T06:21:14","date_gmt":"2026-03-09T06:21:14","guid":{"rendered":"https:\/\/cn-hawe.com\/?p=1152"},"modified":"2026-03-09T06:21:15","modified_gmt":"2026-03-09T06:21:15","slug":"press-brake-tooling-catalogue","status":"publish","type":"post","link":"https:\/\/cn-hawe.com\/vi\/press-brake-tooling-catalogue\/","title":{"rendered":"B\u1eaby danh m\u1ee5c d\u1ee5ng c\u1ee5 m\u00e1y ch\u1ea5n: T\u1ea1i sao c\u00e1c t\u1ec7p PDF chung th\u1ea5t b\u1ea1i khi thi\u1ebfu DNA m\u00e1y v\u00e0 v\u1eadt l\u00fd v\u1eadt li\u1ec7u"},"content":{"rendered":"

L\u00fac 2:17 chi\u1ec1u, m\u1ed9t th\u1ee3 v\u1eadn h\u00e0nh ch\u00ednh c\u1ed1 g\u1eafng g\u1eafn m\u1ed9t ch\u1ed1t ki\u1ec3u M\u1ef9 0,50 inch v\u00e0o m\u1ed9t k\u1eb9p ki\u1ec3u ch\u00e2u \u00c2u 13 mm tr\u00ean m\u00e1y u\u1ed1n CNC. N\u00f3 kh\u00f4ng kh\u00f3a \u0111\u01b0\u1ee3c. Anh ta g\u00f5 nh\u1eb9 v\u00e0o. Anh ta ch\u1eedi th\u1ec1. R\u1ed3i anh ta h\u1ecfi t\u1ea1i sao \u201cdao chu\u1ea9n\u201d t\u1eeb danh m\u1ee5c l\u1ea1i kh\u00f4ng v\u1eeba v\u1edbi \u201cm\u00e1y chu\u1ea9n\u201d c\u1ee7a m\u00ecnh.<\/p>\n\n\n\n

T\u1ec7p PDF \u0111\u00f3 tr\u00f4ng th\u1eadt \u0111\u01a1n gi\u1ea3n. H\u00e0ng lo\u1ea1t dao \u0111\u1ed9t. H\u00e0ng lo\u1ea1t khu\u00f4n. Nh\u1eefng b\u1ea3n v\u1ebd \u0111\u01b0\u1eddng k\u1ebb s\u1ea1ch s\u1ebd nh\u01b0 th\u1ef1c \u0111\u01a1n nh\u00e0 h\u00e0ng. Ch\u1ecdn h\u00ecnh d\u1ea1ng, th\u00eam v\u00e0o gi\u1ecf, r\u1ed3i ti\u1ebfp t\u1ee5c.<\/p>\n\n\n\n

Ngo\u1ea1i tr\u1eeb vi\u1ec7c m\u00e1y u\u1ed1n c\u1ee7a b\u1ea1n kh\u00f4ng \u0111\u00f3i h\u00ecnh d\u1ea1ng. N\u00f3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf theo m\u1ed9t \u201cDNA\u201d k\u1eb9p c\u1ee5 th\u1ec3 v\u00e0 m\u1ed9t m\u1ee9c t\u1ea3i tr\u1ecdng theo inch c\u1ee5 th\u1ec3. B\u1ecf qua \u0111i\u1ec1u \u0111\u00f3, v\u00e0 danh m\u1ee5c s\u1ebd t\u1eb7ng b\u1ea1n \u201c\u0111\u1ed3 quy\u00ean g\u00f3p cho th\u00f9ng ph\u1ebf li\u1ec7u\u201d v\u1edbi n\u1ee5 c\u01b0\u1eddi t\u01b0\u01a1i.<\/p>\n\n\n\n

\u1ea2o t\u01b0\u1edfng PDF: T\u1ea1i sao danh m\u1ee5c d\u1ee5ng c\u1ee5 m\u00e1y u\u1ed1n kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t danh s\u00e1ch mua s\u1eafm<\/h2>\n\n\n\n

M\u1ed9t danh m\u1ee5c d\u1ee5ng c\u1ee5 l\u00e0 m\u1ed9t b\u00e0i ki\u1ec3m tra t\u01b0\u01a1ng th\u00edch \u0111\u01b0\u1ee3c ng\u1ee5y trang th\u00e0nh t\u1edd qu\u1ea3ng c\u00e1o. N\u00f3 gi\u1ea3 \u0111\u1ecbnh r\u1eb1ng b\u1ea1n \u0111\u00e3 bi\u1ebft r\u00f5 ki\u1ebfn tr\u00fac k\u1eb9p c\u1ee7a m\u00e1y, chi\u1ec1u d\u00e0i l\u00e0m vi\u1ec7c, t\u1ea3i tr\u1ecdng t\u1ed1i \u0111a tr\u00ean m\u1ed7i inch v\u00e0 ph\u01b0\u01a1ng ph\u00e1p u\u1ed1n. N\u00f3 kh\u00f4ng d\u1eebng l\u1ea1i \u0111\u1ec3 ki\u1ec3m tra \u201cb\u00e0i t\u1eadp v\u1ec1 nh\u00e0\u201d c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

\u0110\u00f3 ch\u00ednh l\u00e0 c\u00e1i b\u1eaby.<\/p>\n\n\n\n

B\u1ed1 c\u1ee5c khuy\u1ebfn kh\u00edch b\u1ea1n duy\u1ec7t theo h\u00ecnh h\u1ecdc: dao \u0111\u1ed9t 30 \u0111\u1ed9, c\u1ed5 ng\u1ed7ng, khu\u00f4n g\u1eadp m\u00e9p, khe m\u1edf V 1.000, b\u00e1n k\u00ednh trong 0.062. B\u1ea1n b\u1eaft \u0111\u1ea7u t\u1eeb chi ti\u1ebft trong \u0111\u1ea7u. Danh m\u1ee5c mu\u1ed1n b\u1ea1n b\u1eaft \u0111\u1ea7u t\u1eeb chi\u1ebfc m\u00e1y d\u01b0\u1edbi ch\u00e2n m\u00ecnh.<\/p>\n\n\n\n

N\u1ebfu b\u1ea1n kh\u00f4ng \u0111\u1ea3o ng\u01b0\u1ee3c th\u1ee9 t\u1ef1 \u0111\u00f3, m\u1ed7i trang s\u1ebd tr\u1edf th\u00e0nh m\u1ed9t b\u00e3i m\u00ecn. V\u1eady b\u1ea1n th\u1ef1c s\u1ef1 \u0111ang mua c\u00e1i g\u00ec?<\/p>\n\n\n\n

B\u1ea1n \u0111ang mua h\u00ecnh d\u1ea1ng c\u1ee7a chi ti\u1ebft cu\u1ed1i c\u00f9ng, hay mua theo gi\u1edbi h\u1ea1n th\u1ef1c t\u1ebf c\u1ee7a m\u00e1y?<\/h3>\n\n\n\n
\"B\u1ea1n<\/figure>\n\n\n\n

H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng m\u1ed9t gi\u00e1 \u0111\u1ee1 th\u00e9p m\u1ec1m 0,125 inch c\u00f3 m\u00e9p g\u1eadp ch\u1eb7t. B\u1ea1n l\u1eadt \u0111\u1ebfn ph\u1ea7n dao c\u1ed5 ng\u1ed7ng. K\u00eca \u2014 khe h\u1edf ho\u00e0n h\u1ea3o, \u0111\u1ea7u nh\u1ecdn s\u1eafc, c\u00f3 v\u1ebb s\u1ebd ch\u1ea1m v\u00e0o g\u00f3c trong m\u1ed9t c\u00e1ch ho\u00e0n m\u1ef9.<\/p>\n\n\n\n

Nh\u01b0ng m\u00e1y u\u1ed1n c\u1ee7a b\u1ea1n \u0111ang d\u00f9ng lo\u1ea1i k\u1eb9p n\u00e0o?<\/p>\n\n\n\n

N\u1ebfu b\u1ea1n \u0111ang v\u1eadn h\u00e0nh h\u1ec7 th\u1ed1ng ki\u1ec3u M\u1ef9 th\u00f4ng th\u01b0\u1eddng v\u1edbi ch\u1ed1t 0,50 inch v\u00e0 b\u1ec1 m\u1eb7t k\u1eb9p h\u1ea1n ch\u1ebf, m\u1ed7i l\u1ea7n thay dao s\u1ebd l\u00e0m gi\u1ea3m nh\u1eb9 \u0111\u1ed9 l\u1eb7p l\u1ea1i. Di\u1ec7n t\u00edch ti\u1ebfp x\u00fac gi\u1ea3m ngh\u0129a l\u00e0 \u00e1p l\u1ef1c k\u1eb9p k\u00e9m h\u01a1n, c\u01a1 h\u1ed9i cho dao b\u1ecb tr\u01b0\u1ee3t d\u1ecdc tr\u1ee5c nhi\u1ec1u h\u01a1n. Thay dao \u0111\u1ee7 s\u1ed1 l\u1ea7n v\u00e0 dung sai \u00b10,010 s\u1ebd th\u00e0nh \u00b10,020, v\u00e0 b\u1ea1n b\u1eaft \u0111\u1ea7u \u0111\u1ed5 l\u1ed7i cho th\u1ee3 v\u1eadn h\u00e0nh thay v\u00ec ph\u1ea7n c\u1ee9ng.<\/p>\n\n\n\n

Gi\u1edd h\u00e3y so s\u00e1nh v\u1edbi ch\u1ed1t ki\u1ec3u ch\u00e2u \u00c2u 13 mm \u0111\u01b0\u1ee3c l\u1eafp trong k\u1eb9p ch\u00ednh x\u00e1c to\u00e0n chi\u1ec1u d\u00e0i. Di\u1ec7n t\u00edch ti\u1ebfp x\u00fac l\u1edbn h\u01a1n. \u00c1p l\u1ef1c k\u1eb9p cao h\u01a1n. Thi\u1ebft k\u1ebf cho \u0111\u1ed9 l\u1eb7p l\u1ea1i CNC. C\u00f9ng m\u1ed9t bi\u00ean d\u1ea1ng u\u1ed1n tr\u00ean gi\u1ea5y. Nh\u01b0ng h\u00e0nh vi trong m\u00e1y ho\u00e0n to\u00e0n kh\u00e1c.<\/p>\n\n\n\n

Danh m\u1ee5c hi\u1ec3n th\u1ecb c\u1ea3 hai l\u00e0 \u201cdao \u0111\u1ed9t 90\u00b0.\u201d N\u00f3 kh\u00f4ng n\u00f3i cho b\u1ea1n bi\u1ebft m\u00e1y c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c sinh ra \u0111\u1ec3 gi\u1eef lo\u1ea1i n\u00e0o.<\/p>\n\n\n\n

V\u1eady b\u1ea1n \u0111ang mua h\u00ecnh d\u1ea1ng, hay mua th\u1ee9 m\u00e0 k\u1eb9p c\u1ee7a b\u1ea1n th\u1ef1c s\u1ef1 c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t?<\/p>\n\n\n\n

\u201cPh\u00f9 h\u1ee3p\u201d th\u1eadt s\u1ef1 ngh\u0129a l\u00e0 g\u00ec (v\u00e0 ba th\u00f4ng s\u1ed1 quan tr\u1ecdng m\u00e0 c\u00e1c danh m\u1ee5c th\u01b0\u1eddng gi\u1ea5u trong ch\u1eef nh\u1ecf)<\/h3>\n\n\n\n
\""Kh\u1ea3<\/figure>\n\n\n\n

T\u00f4i t\u1eebng ch\u1ee9ng ki\u1ebfn m\u1ed9t x\u01b0\u1edfng mua tr\u1ecdn b\u1ed9 khu\u00f4n \u0111\u01b0\u1ee3c x\u1ebfp h\u1ea1ng cho gia c\u00f4ng t\u1ea5m n\u1eb7ng. Th\u00e9p 42CrMo tuy\u1ec7t \u0111\u1eb9p. T\u00f4i luy\u1ec7n nhi\u1ec7t. Tr\u00f4ng kh\u00f4ng th\u1ec3 ph\u00e1 h\u1ee7y.<\/p>\n\n\n\n

M\u00e1y u\u1ed1n c\u1ee7a h\u1ecd d\u00e0i 8 feet. B\u1ed9 khu\u00f4n \u0111\u01b0\u1ee3c chia \u0111o\u1ea1n cho 10 feet.<\/p>\n\n\n\n

V\u1ec1 m\u1eb7t v\u1eadt l\u00fd th\u00ec c\u00f3 th\u1ec3 l\u1eafp theo t\u1eebng \u0111o\u1ea1n. V\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt l\u00e0 \u201ct\u01b0\u01a1ng th\u00edch.\u201d Cho \u0111\u1ebfn khi h\u1ecd ch\u1ea1y m\u1ed9t l\u1ea7n u\u1ed1n to\u00e0n chi\u1ec1u d\u00e0i v\u00e0 qu\u00e1 t\u1ea3i ph\u1ea7n gi\u1eefa v\u00ec \u0111\u01b0\u1eddng cong t\u1ea3i tr\u1ecdng c\u1ee7a m\u00e1y kh\u00f4ng kh\u1edbp v\u1edbi x\u1ebfp h\u1ea1ng chi\u1ec1u d\u00e0i l\u00e0m vi\u1ec7c c\u1ee7a khu\u00f4n. T\u00ednh t\u01b0\u01a1ng th\u00edch kh\u00f4ng ph\u1ea3i c\u00e2u h\u1ecfi c\u00f3\/kh\u00f4ng. \u0110\u00f3 l\u00e0 ba con s\u1ed1 ph\u1ea3i tr\u00f9ng kh\u1edbp c\u00f9ng l\u00fac: ki\u1ec3u k\u1eb9p, t\u1ea3i tr\u1ecdng tr\u00ean m\u1ed7i inch, chi\u1ec1u d\u00e0i l\u00e0m vi\u1ec7c.<\/p>\n\n\n\n

Ch\u1ec9 c\u1ea7n sai m\u1ed9t, b\u1ea1n \u0111ang \u0111\u00e1nh c\u01b0\u1ee3c.<\/p>\n\n\n\n

R\u1ed3i \u0111\u1ebfn ph\u01b0\u01a1ng ph\u00e1p u\u1ed1n. U\u1ed1n b\u1eb1ng kh\u00f4ng kh\u00ed d\u1ef1a ch\u1ee7 y\u1ebfu v\u00e0o g\u00f3c c\u1ee7a ch\u00e0y; u\u1ed1n ch\u1ea1m \u0111\u00e1y ph\u1ee5 thu\u1ed9c v\u00e0o g\u00f3c c\u1ee7a khu\u00f4n. C\u00e1c danh m\u1ee5c tr\u00ecnh b\u00e0y h\u00ecnh d\u1ea1ng, nh\u01b0ng hi\u1ebfm khi n\u00f3i r\u00f5 ph\u01b0\u01a1ng ph\u00e1p n\u00e0o ch\u00fang \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u cho. D\u00f9ng ch\u00e0y u\u1ed1n ch\u1ea1m \u0111\u00e1y trong quy tr\u00ecnh u\u1ed1n b\u1eb1ng kh\u00f4ng kh\u00ed v\u00e0 b\u1ea1n s\u1ebd ph\u1ea3i ch\u1ec9nh g\u00f3c su\u1ed1t c\u1ea3 ca.<\/p>\n\n\n\n

\u201cT\u01b0\u01a1ng th\u00edch\u201d ngh\u0129a l\u00e0:<\/p>\n\n\n\n

    \n
  • Ph\u1ea7n tang kh\u1edbp v\u1edbi ki\u1ebfn tr\u00fac k\u1eb9p c\u1ee7a b\u1ea1n.<\/li>\n\n\n\n
  • V\u1eadt li\u1ec7u v\u00e0 thi\u1ebft k\u1ebf c\u1ee7a d\u1ee5ng c\u1ee5 ch\u1ecbu \u0111\u01b0\u1ee3c l\u1ef1c n\u00e9n t\u00ednh theo t\u1ea5n m\u1ed7i inch c\u1ee7a m\u00e1y b\u1ea1n.<\/li>\n\n\n\n
  • Chi\u1ec1u d\u00e0i l\u00e0m vi\u1ec7c kh\u1edbp v\u1edbi ph\u00e2n b\u1ed1 t\u1ea3i c\u1ee7a m\u00e1y \u00e9p.<\/li>\n<\/ul>\n\n\n\n

    B\u1ea5t c\u1ee9 \u0111i\u1ec1u g\u00ec \u00edt h\u01a1n ch\u1ec9 l\u00e0 hy v\u1ecdng kho\u00e1c \u00e1o mua s\u1eafm.<\/p>\n\n\n\n

    V\u00e0 hy v\u1ecdng u\u1ed1n kim lo\u1ea1i t\u1ec7 h\u1ea1i.<\/p>\n\n\n\n

    \u1ea2o t\u01b0\u1edfng v\u1ec1 \u201cb\u1ed9 chuy\u1ec3n \u0111\u1ed5i \u0111a n\u0103ng\u201d: Ch\u00fang gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 t\u01b0\u01a1ng th\u00edch hay ch\u1ec9 t\u1ea1o ra nh\u1eefng \u0111i\u1ec3m y\u1ebfu m\u1edbi?<\/h3>\n\n\n\n
    \"H\u1ecd<\/figure>\n\n\n\n

    \u0110\u00e2y l\u00e0 ph\u1ea7n khi\u1ebfn b\u1ea1n d\u1ec5 sa v\u00e0o.<\/p>\n\n\n\n

    B\u1ea1n kh\u00f4ng mu\u1ed1n thay h\u1ec7 th\u1ed1ng k\u1eb9p, n\u00ean b\u1ea1n mua m\u1ed9t b\u1ed9 chuy\u1ec3n \u0111\u1ed5i. T\u1eeb ki\u1ec3u M\u1ef9 sang ki\u1ec3u ch\u00e2u \u00c2u. T\u1eeb ch\u00e2u \u00c2u sang ki\u1ec3u Wila 20 mm r\u00e3nh k\u00e9p. V\u1ea5n \u0111\u1ec1 \u0111\u01b0\u1ee3c gi\u1ea3i quy\u1ebft, \u0111\u00fang ch\u1ee9?<\/p>\n\n\n\n

    Gi\u1edd x\u1ebfp n\u00f3 trong \u0111\u1ea7u b\u1ea1n: c\u1ea7n \u00e9p \u2192 b\u1ed9 chuy\u1ec3n \u0111\u1ed5i \u2192 ch\u00e0y.<\/p>\n\n\n\n

    M\u1ed7i \u0111i\u1ec3m k\u1ebft n\u1ed1i l\u1ea1i l\u00e0 th\u00eam m\u1ed9t dung sai n\u1eefa. Th\u00eam c\u01a1 h\u1ed9i cho \u0111\u1ed9 l\u1ec7ch .002 inch theo ph\u01b0\u01a1ng th\u1eb3ng \u0111\u1ee9ng. Th\u00eam m\u1ed9t b\u1ec1 m\u1eb7t c\u00f3 th\u1ec3 b\u1ecb x\u01b0\u1edbc, b\u1ecb ph\u1ed3ng, ho\u1eb7c \u0111\u1eb7t kh\u00f4ng \u0111\u1ec1u. B\u1ea1n \u0111\u00e3 th\u00eam s\u1ef1 ti\u1ec7n l\u1ee3i \u2014 v\u00e0 m\u1ed9t \u0111i\u1ec3m b\u1ea3n l\u1ec1 c\u01a1 h\u1ecdc \u2014 gi\u1eefa 100 t\u1ea5n l\u1ef1c v\u00e0 \u0111\u01b0\u1eddng u\u1ed1n c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

    \u0110\u00fang, b\u1ed9 chuy\u1ec3n \u0111\u1ed5i c\u00f3 ch\u1ed7 d\u00f9ng c\u1ee7a n\u00f3. Ch\u1ea1y ng\u1eafn h\u1ea1n. Giai \u0111o\u1ea1n chuy\u1ec3n \u0111\u1ed5i. Nh\u01b0ng ch\u00fang kh\u00f4ng ph\u1ea3i l\u00e0 \u201cth\u00f4ng d\u1ecbch vi\u00ean\u201d ma thu\u1eadt. Ch\u00fang l\u00e0 c\u00e1c mi\u1ebfng ch\u00eam ch\u1ecbu t\u1ea3i.<\/p>\n\n\n\n

    B\u1ea1n s\u1ebd kh\u00f4ng ch\u00eam khu\u00f4n b\u1eb1ng t\u1ea5m kim lo\u1ea1i r\u1ed3i g\u1ecdi \u0111\u00f3 l\u00e0 ch\u00ednh x\u00e1c. \u0110\u1eebng l\u00e0m \u0111i\u1ec1u t\u01b0\u01a1ng t\u1ef1 v\u1edbi m\u00e1y \u00e9p $40,000 v\u00e0 m\u1ed9t cu\u1ed1n catalogue b\u00f3ng b\u1ea9y.<\/p>\n\n\n\n

    Tr\u01b0\u1edbc khi khoanh tr\u00f2n m\u1ed9t m\u00e3 s\u1ea3n ph\u1ea9m, h\u00e3y b\u01b0\u1edbc \u0111\u1ebfn m\u00e1y c\u1ee7a b\u1ea1n. Ki\u1ec3m tra ki\u1ec3u tang. X\u00e1c nh\u1eadn lo\u1ea1i k\u1eb9p. X\u00e1c minh l\u1ef1c n\u00e9n m\u1ed7i inch v\u00e0 chi\u1ec1u d\u00e0i l\u00e0m vi\u1ec7c.<\/p>\n\n\n\n

    B\u1eaft \u0111\u1ea7u t\u1eeb \u0111\u00f3.<\/p>\n\n\n\n

    DNA K\u1eb9p: Ch\u00e2u \u00c2u vs. M\u1ef9 vs. Promecam<\/h2>\n\n\n\n

    M\u1ed9t th\u1ee3 m\u00e1y t\u1eebng c\u1ed1 \u201cl\u00e0m cho n\u00f3 ho\u1ea1t \u0111\u1ed9ng\u201d b\u1eb1ng c\u00e1ch \u0111\u01b0a nh\u1eb9 tang ki\u1ec3u M\u1ef9 0.500 inch v\u00e0o k\u1eb9p ch\u00ednh x\u00e1c ki\u1ec3u ch\u00e2u \u00c2u 13 mm. Tr\u00ean gi\u1ea5y, 0.500 inch l\u00e0 12.7 mm. G\u1ea7n \u0111\u00fang, ph\u1ea3i kh\u00f4ng?<\/p>\n\n\n\n

    Anh ta k\u00e9o c\u1ea7n. N\u00f3 kh\u00f4ng kh\u00f3a. V\u00ec v\u1eady anh ta g\u00f5 tang b\u1eb1ng b\u00faa \u0111\u1ed3ng. Sau ba c\u00fa g\u00f5, c\u1ea1nh tr\u00ean b\u1ecb ph\u1ed3ng kho\u1ea3ng .015 inch. Gi\u1edd th\u00ec n\u00f3 c\u0169ng kh\u00f4ng v\u1eeba l\u1ea1i v\u00e0o gi\u00e1 gi\u1eef ch\u00e0y ki\u1ec3u M\u1ef9 c\u0169 c\u1ee7a anh n\u1eefa. M\u1ed9t ch\u00e0y b\u00f3ng lo\u00e1ng. Hai m\u00e1y. Kh\u00f4ng d\u1ee5ng c\u1ee5 n\u00e0o d\u00f9ng \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n

    \u0110\u00f3 l\u00e0 \u0111i\u1ec1u x\u1ea3y ra khi b\u1ea1n coi ti\u00eau chu\u1ea9n nh\u01b0 g\u1ee3i \u00fd thay v\u00ec h\u00ecnh h\u1ecdc.<\/p>\n\n\n\n

    B\u1ea1n \u0111ang y\u00eau c\u1ea7u ki\u1ec3m tra t\u1eebng b\u01b0\u1edbc tr\u01b0\u1edbc khi \u0111\u1eb7t d\u1ee5ng c\u1ee5. R\u1ea5t t\u1ed1t. \u0110\u00e2y l\u00e0 c\u00e1c b\u01b0\u1edbc, v\u00e0 ch\u00fang b\u1eaft \u0111\u1ea7u v\u1edbi th\u01b0\u1edbc k\u1eb9p, kh\u00f4ng ph\u1ea3i v\u1edbi catalog:<\/p>\n\n\n\n

      \n
    1. \u0110o chi\u1ec1u r\u1ed9ng v\u00e0 chi\u1ec1u s\u00e2u c\u1ee7a khe k\u1eb9p tr\u00ean tr\u1ee5c \u00e9p ch\u00ednh x\u00e1c \u0111\u1ebfn 0,001 inch ho\u1eb7c 0,01 mm.<\/li>\n\n\n\n
    2. X\u00e1c \u0111\u1ecbnh c\u01a1 ch\u1ebf k\u1eb9p: v\u00edt ch\u1ec9nh ki\u1ec3u M\u1ef9, ki\u1ec3u c\u1ea7n g\u1ea1t ki\u1ec3u ch\u00e2u \u00c2u, k\u1eb9p th\u1ee7y l\u1ef1c ch\u00ednh x\u00e1c ho\u1eb7c b\u1ed9 chuy\u1ec3n \u0111\u1ed5i l\u1eafp th\u00eam.<\/li>\n\n\n\n
    3. X\u00e1c nh\u1eadn chi\u1ec1u cao tang t\u1eeb vai \u0111\u1ebfn \u0111\u1ea7u tr\u00ean d\u1ee5ng c\u1ee5 hi\u1ec7n c\u00f3 c\u1ee7a b\u1ea1n. Ghi l\u1ea1i.<\/li>\n\n\n\n
    4. X\u00e1c minh xem k\u1eb9p c\u1ee7a b\u1ea1n s\u1eed d\u1ee5ng ch\u1ed1t an to\u00e0n hay d\u1ef1a v\u00e0o r\u00e3nh an to\u00e0n tr\u00ean tang.<\/li>\n\n\n\n
    5. Ki\u1ec3m tra t\u1ea3i t\u1ed1i \u0111a tr\u00ean m\u1ed7i foot (ho\u1eb7c m\u1ed7i m\u00e9t) \u0111\u01b0\u1ee3c ghi tr\u00ean b\u1ea3ng m\u00e1y.<\/li>\n<\/ol>\n\n\n\n

      B\u1ea1n l\u00e0m \u0111i\u1ec1u \u0111\u00f3 tr\u01b0\u1edbc khi nh\u00ecn v\u00e0o m\u1ed9t h\u1ed3 s\u01a1 ch\u00e0y (punch) n\u00e0o. B\u1edfi v\u00ec tr\u1ee5c \u00e9p kh\u00f4ng quan t\u00e2m b\u1ea1n mu\u1ed1n h\u00ecnh d\u1ea1ng n\u00e0o. N\u00f3 ch\u1ec9 quan t\u00e2m \u0111\u1ebfn nh\u1eefng g\u00ec n\u00f3 c\u00f3 th\u1ec3 k\u1eb9p \u0111\u01b0\u1ee3c v\u1ec1 m\u1eb7t v\u1eadt l\u00fd.<\/p>\n\n\n\n

      \u0110o tr\u01b0\u1edbc. Sau \u0111\u00f3 quy\u1ebft \u0111\u1ecbnh.<\/p>\n\n\n\n

      Tang, r\u00e3nh an to\u00e0n, v\u00e0 v\u1ecb tr\u00ed \u0111\u1eb7t: \u0110i\u1ec1u g\u00ec v\u1ec1 m\u1eb7t v\u1eadt l\u00fd ph\u00e2n bi\u1ec7t ba ti\u00eau chu\u1ea9n ch\u00ednh?<\/h3>\n\n\n\n

      H\u00e3y n\u00f3i c\u1ee5 th\u1ec3.<\/p>\n\n\n\n

      M\u1ed9t ch\u00e0y ki\u1ec3u M\u1ef9 th\u01b0\u1eddng c\u00f3 tang r\u1ed9ng 0,500 inch v\u1edbi m\u1eb7t sau ph\u1eb3ng, gi\u1eef b\u1edfi c\u00e1c v\u00edt ch\u1ec9nh ho\u1eb7c k\u1eb9p th\u1ee7 c\u00f4ng t\u00e1c \u0111\u1ed9ng ngang. Di\u1ec7n t\u00edch ti\u1ebfp x\u00fac h\u1ea1n ch\u1ebf\u2014th\u01b0\u1eddng ch\u1ec9 m\u1ed9t d\u1ea3i h\u1eb9p d\u1ecdc theo m\u1eb7t tang. \u0110i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u1ef1c k\u1eb9p t\u1eadp trung v\u00e0o nh\u1eefng v\u00f9ng nh\u1ecf. Ph\u00f9 h\u1ee3p v\u1edbi m\u00e1y \u00e9p c\u01a1 c\u0169. \u00cdt ph\u00f9 h\u1ee3p h\u01a1n cho \u0111\u1ed9 l\u1eb7p l\u1ea1i CNC.<\/p>\n\n\n\n

      Tang ki\u1ec3u ch\u00e2u \u00c2u th\u01b0\u1eddng r\u1ed9ng 13 mm, cao h\u01a1n, c\u00f3 vai r\u00f5 r\u1ec7t v\u00e0 r\u00e3nh an to\u00e0n g\u1ea7n ph\u00eda tr\u00ean. N\u00f3 \u0111\u01b0\u1ee3c \u0111\u1eb7t v\u00e0o m\u1ed9t k\u1eb9p ch\u00ednh x\u00e1c d\u00e0i to\u00e0n b\u1ed9, k\u00e9o d\u1ee5ng c\u1ee5 l\u00ean v\u1ecb tr\u00ed. Nhi\u1ec1u di\u1ec7n t\u00edch ti\u1ebfp x\u00fac h\u01a1n. V\u1ecb tr\u00ed th\u1eb3ng \u0111\u1ee9ng nh\u1ea5t qu\u00e1n h\u01a1n. \u0110\u00f3 l\u00e0 l\u00fd do m\u00e1y CNC \u01b0a chu\u1ed9ng n\u00f3.<\/p>\n\n\n\n

      Promecam? \u0110\u00e2y l\u00e0 n\u01a1i m\u1ecdi ng\u01b0\u1eddi hay c\u1ea9u th\u1ea3 v\u1edbi thu\u1eadt ng\u1eef.<\/p>\n\n\n\n

      H\u00ecnh d\u1ea1ng Promecam nguy\u00ean b\u1ea3n bao g\u1ed3m m\u1ed9t c\u1ea5u h\u00ecnh vai c\u1ee5 th\u1ec3 v\u00e0 v\u1ecb tr\u00ed r\u00e3nh an to\u00e0n kh\u1edbp v\u1edbi k\u1eb9p chuy\u00ean d\u1ee5ng c\u1ee7a n\u00f3. S\u1ef1 kh\u00e1c bi\u1ec7t kh\u00f4ng ch\u1ec9 l\u00e0 b\u1ec1 ngo\u00e0i. Kho\u1ea3ng c\u00e1ch t\u1eeb vai \u0111\u1ebfn r\u00e3nh c\u00f3 th\u1ec3 ch\u00eanh m\u1ed9t ho\u1eb7c hai milim\u00e9t so v\u1edbi d\u1ee5ng c\u1ee5 \u201cch\u00e2u \u00c2u\u201d chung. Milim\u00e9t \u0111\u00f3 quy\u1ebft \u0111\u1ecbnh li\u1ec7u ch\u1ed1t an to\u00e0n c\u00f3 c\u1ed1 \u0111\u1ecbnh hay b\u1ecf l\u1ee1 ho\u00e0n to\u00e0n.<\/p>\n\n\n\n

      B\u1ecf l\u1ee1, th\u00ec ch\u1ec9 c\u00f2n l\u1ef1c tr\u1ecdng tr\u01b0\u1eddng l\u00e0m d\u1ef1 ph\u00f2ng.<\/p>\n\n\n\n

      B\u00e2y gi\u1edd h\u00e3y xem h\u00ecnh h\u1ecdc v\u1ecb tr\u00ed \u0111\u1eb7t.<\/p>\n\n\n\n

      D\u1ee5ng c\u1ee5 ki\u1ec3u M\u1ef9 th\u01b0\u1eddng treo h\u01a1i l\u1ecfng tr\u01b0\u1edbc khi v\u00edt ch\u1ec9nh gi\u1eef ch\u1eb7t. Khi xi\u1ebft, ch\u00fang d\u1ecbch chuy\u1ec3n 0,003 \u0111\u1ebfn 0,010 inch theo ph\u01b0\u01a1ng th\u1eb3ng \u0111\u1ee9ng t\u00f9y v\u00e0o \u0111\u1ed9 m\u00f2n. C\u00e1c k\u1eb9p ch\u00ednh x\u00e1c ki\u1ec3u ch\u00e2u \u00c2u \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 lo\u1ea1i b\u1ecf \u0111\u1ed9 tr\u00f4i n\u00e0y b\u1eb1ng c\u00e1ch k\u00e9o d\u1ee5ng c\u1ee5 l\u00ean b\u1ec1 m\u1eb7t chu\u1ea9n \u0111\u00e3 \u0111\u01b0\u1ee3c m\u00e0i.<\/p>\n\n\n\n

      C\u00f9ng g\u00f3c ch\u00e0y. C\u00f9ng \u0111\u1ea7u 30 \u0111\u1ed9. C\u01a1 ch\u1ebf \u0111\u1eb7t ho\u00e0n to\u00e0n kh\u00e1c nhau.<\/p>\n\n\n\n

      S\u1ef1 kh\u00e1c bi\u1ec7t \u0111\u00f3 th\u1ec3 hi\u1ec7n trong \u0111\u1ed9 nh\u1ea5t qu\u00e1n u\u1ed1n tr\u00ean chi\u1ec1u d\u00e0i 96 inch.<\/p>\n\n\n\n

      V\u00ec v\u1eady khi m\u1ed9t catalog ghi \u201ct\u01b0\u01a1ng th\u00edch ki\u1ec3u ch\u00e2u \u00c2u\/Promecam,\u201d c\u00f4ng vi\u1ec7c c\u1ee7a b\u1ea1n l\u00e0 h\u1ecfi: chi\u1ec1u cao vai n\u00e0o? V\u1ecb tr\u00ed r\u00e3nh n\u00e0o? H\u01b0\u1edbng k\u00e9o c\u1ee7a k\u1eb9p n\u00e0o? N\u1ebfu b\u1ea1n kh\u00f4ng x\u00e1c minh c\u00e1c k\u00edch th\u01b0\u1edbc \u0111\u00f3 so v\u1edbi tr\u1ee5c \u00e9p, b\u1ea1n \u0111ang \u0111\u00e1nh c\u01b0\u1ee3c v\u1edbi th\u00e9p v\u00e0 th\u1ee7y l\u1ef1c.<\/p>\n\n\n\n

      \u0110\u1eebng \u0111o\u00e1n c\u00e1c giao di\u1ec7n t\u00ednh b\u1eb1ng ph\u1ea7n ngh\u00ecn. H\u00e3y x\u00e1c minh ch\u00fang.<\/p>\n\n\n\n

      N\u1ebfu Promecam l\u00e0 \u201cch\u00e2u \u00c2u,\u201d t\u1ea1i sao m\u1ed9t s\u1ed1 d\u1ee5ng c\u1ee5 ch\u00e2u \u00c2u v\u1eabn kh\u00f4ng th\u1ec3 l\u1eafp v\u1eeba \u0111\u00fang c\u00e1ch?<\/h3>\n\n\n\n

      T\u00f4i \u0111\u00e3 b\u01b0\u1edbc v\u00e0o c\u00e1c x\u01b0\u1edfng s\u1eed d\u1ee5ng d\u1ee5ng c\u1ee5 m\u00e0i ch\u00ednh x\u00e1c cao\u2014\u00b10,01 mm dung sai chi\u1ec1u cao\u2014v\u00e0 th\u1ea5y c\u00e1c v\u1eadn h\u00e0nh vi\u00ean ch\u00eam ch\u00fang b\u1eb1ng l\u00e1 c\u1ea3m bi\u1ebfn v\u00ec k\u1eb9p kh\u00f4ng ph\u1ea3i l\u00e0 h\u1ec7 th\u1ed1ng c\u0103n ch\u1ec9nh b\u1eb1ng kh\u00f4ng.<\/p>\n\n\n\n

      \u0110\u00f3 l\u00e0 b\u00ed m\u1eadt b\u1ea9n th\u1ec9u \u1ea9n sau t\u1eeb \u201cch\u00e2u \u00c2u.\u201d<\/p>\n\n\n\n

      C\u00f3 d\u1ee5ng c\u1ee5 tang 13 mm ki\u1ec3u ch\u00e2u \u00c2u th\u00f4ng d\u1ee5ng. R\u1ed3i c\u00f3 d\u1ee5ng c\u1ee5 m\u00e0i ch\u00ednh x\u00e1c \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho k\u1eb9p th\u1ee7y l\u1ef1c t\u1ef1 l\u1eafp \u0111\u1eb7t. Ch\u00fang kh\u00f4ng th\u1ec3 ho\u00e1n \u0111\u1ed5i ch\u1ec9 v\u00ec chi\u1ec1u r\u1ed9ng tang gi\u1ed1ng nhau.<\/p>\n\n\n\n

      Gi\u1ea3 s\u1eed m\u00e1y ch\u1ea5n c\u1ee7a b\u1ea1n c\u00f3 k\u1eb9p ki\u1ec3u ch\u00e2u \u00c2u c\u0169 th\u1ee7 c\u00f4ng, kh\u00f4ng c\u00f3 c\u0103n ch\u1ec9nh \u0111\u1ee9ng t\u1ef1 \u0111\u1ed9ng. B\u1ea1n l\u1eafp c\u00e1c ch\u00e0y m\u00e0i ch\u00ednh x\u00e1c v\u1edbi k\u1ef3 v\u1ecdng l\u1eb7p l\u1ea1i ho\u00e0n h\u1ea3o. Nh\u01b0ng k\u1eb9p k\u00e9o l\u1ec7ch m\u1ed9t ch\u00fat. Gi\u1edd dung sai chi\u1ec1u cao \u00b10,01 mm tr\u1edf n\u00ean v\u00f4 ngh\u0129a v\u00ec d\u1ee5ng c\u1ee5 \u0111ang l\u1eafp l\u1ec7ch 0,05 mm.<\/p>\n\n\n\n

      B\u1ea1n \u0111\u1ed5 l\u1ed7i cho nh\u00e0 cung c\u1ea5p d\u1ee5ng c\u1ee5.<\/p>\n\n\n\n

      V\u1ea5n \u0111\u1ec1 l\u00e0 s\u1ef1 kh\u00f4ng kh\u1edbp trong \u201cDNA\u201d c\u01a1 kh\u00ed.<\/p>\n\n\n\n

      Ngay trong \u201cch\u00e2u \u00c2u\u201d c\u0169ng c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 b\u00e1n k\u00ednh vai, \u0111\u1ed9 s\u00e2u r\u00e3nh, v\u00e0 chi\u1ec1u cao tang gi\u1eefa c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t. M\u1ed9t s\u1ed1 \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o d\u1ef1a tr\u00ean h\u00ecnh h\u1ecdc Promecam di s\u1ea3n. M\u1ed9t s\u1ed1 kh\u00e1c d\u1ef1a tr\u00ean h\u1ec7 th\u1ed1ng ch\u00ednh x\u00e1c m\u1edbi h\u01a1n. N\u1ebfu ch\u1ed1t an to\u00e0n c\u1ee7a k\u1eb9p c\u1ee7a b\u1ea1n n\u1eb1m cao h\u01a1n 2,0 mm so v\u1edbi r\u00e3nh tr\u00ean ch\u00e0y m\u1edbi, n\u00f3 s\u1ebd kh\u00f4ng \u0103n kh\u1edbp. D\u1ee5ng c\u1ee5 v\u1eabn c\u00f3 th\u1ec3 u\u1ed1n ph\u00f4i\u2014cho \u0111\u1ebfn khi n\u00f3 r\u01a1i trong l\u00fac thay \u0111\u1ed5i.<\/p>\n\n\n\n

      \u0110\u1ecba l\u00fd l\u00e0 nh\u00e3n ti\u1ebfp th\u1ecb. H\u00ecnh h\u1ecdc l\u00e0 s\u1ef1 th\u1eadt c\u01a1 kh\u00ed.<\/p>\n\n\n\n

      V\u00ec v\u1eady khi ai \u0111\u00f3 n\u00f3i, \u201cN\u00f3 l\u00e0 ki\u1ec3u ch\u00e2u \u00c2u, s\u1ebd v\u1eeba,\u201d c\u00e2u h\u1ecfi ti\u1ebfp theo c\u1ee7a b\u1ea1n n\u00ean l\u00e0: v\u1eeba v\u1edbi k\u1eb9p n\u00e0o, ch\u00ednh x\u00e1c?<\/p>\n\n\n\n

      N\u1ebfu b\u1ea1n kh\u00f4ng th\u1ec3 tr\u1ea3 l\u1eddi b\u1eb1ng m\u1ed9t k\u00edch th\u01b0\u1edbc, h\u00e3y d\u1eebng \u0111\u01a1n \u0111\u1eb7t h\u00e0ng.<\/p>\n\n\n\n

      Tr\u1ed9n ki\u1ec3u d\u1ee5ng c\u1ee5 tr\u00ean c\u00f9ng m\u1ed9t b\u00e0n: C\u00f4ng th\u1ee9c cho vi\u1ec7c ph\u00e1 h\u1ecfng d\u1ee5ng c\u1ee5 v\u00e0 m\u00e1y m\u00f3c<\/h3>\n\n\n\n

      Gi\u1edd h\u00e3y n\u00f3i v\u1ec1 tranh lu\u1eadn t\u1ea1i x\u01b0\u1edfng.<\/p>\n\n\n\n

      \u201cT\u00f4i \u0111\u00e3 d\u00f9ng ch\u00e0y tr\u00ean ki\u1ec3u ch\u00e2u \u00c2u v\u1edbi khu\u00f4n d\u01b0\u1edbi ki\u1ec3u M\u1ef9 trong nhi\u1ec1u n\u0103m. Kh\u00f4ng g\u1eb7p th\u1ea3m h\u1ecda.\u201d<\/p>\n\n\n\n

      H\u1ecd kh\u00f4ng sai\u2014trong m\u1ed9t s\u1ed1 \u0111i\u1ec1u ki\u1ec7n nh\u1ea5t \u0111\u1ecbnh.<\/p>\n\n\n\n

      Khu\u00f4n d\u01b0\u1edbi th\u01b0\u1eddng n\u1eb1m trong gi\u00e1 \u0111\u1ee1 ho\u1eb7c ray khu\u00f4n \u0111\u01a1n gi\u1ea3n. Mi\u1ec5n l\u00e0 chi\u1ec1u r\u1ed9ng khu\u00f4n v\u1eeba v\u1edbi gi\u00e1 \u0111\u1ee1 v\u00e0 m\u1ee9c ch\u1ecbu t\u1ea3i v\u01b0\u1ee3t qu\u00e1 t\u1ea3i t\u00e1c d\u1ee5ng, vi\u1ec7c tr\u1ed9n ki\u1ec3u d\u01b0\u1edbi th\u01b0\u1eddng kh\u00f4ng \u1ea3nh h\u01b0\u1edfng c\u01a1 kh\u00ed trong u\u1ed1n kh\u00ed c\u01a1 b\u1ea3n.<\/p>\n\n\n\n

      Nguy hi\u1ec3m xu\u1ea5t hi\u1ec7n \u1edf ph\u1ea7n tr\u00ean.<\/p>\n\n\n\n

      H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng m\u1ed9t n\u1eeda b\u00e0n l\u1eafp ch\u00e0y tang ki\u1ec3u M\u1ef9 trong k\u1eb9p v\u00edt set-screw v\u00e0 n\u1eeda c\u00f2n l\u1ea1i l\u1eafp ch\u00e0y tang ki\u1ec3u ch\u00e2u \u00c2u trong c\u00e1c b\u1ed9 chuy\u1ec3n \u0111\u1ed5i retrofitted. D\u01b0\u1edbi t\u1ea3i\u2014gi\u1ea3 s\u1eed 80 t\u1ea5n tr\u00ean 8 feet\u2014\u0111\u1eb7c t\u00ednh bi\u1ebfn d\u1ea1ng kh\u00e1c nhau. M\u1ed9t ph\u1ea7n c\u00f3 th\u1ec3 l\u1eafp th\u1ea5p h\u01a1n 0,004 sau khi si\u1ebft. B\u1ed9 chuy\u1ec3n \u0111\u1ed5i c\u00f3 th\u1ec3 n\u00e9n vi m\u00f4. Gi\u1edd g\u00f3c u\u1ed1n c\u1ee7a b\u1ea1n l\u1ec7ch tr\u00e1i ph\u1ea3i.<\/p>\n\n\n\n

      B\u1ea1n ph\u1ea3i ch\u1ec9nh b\u1eb1ng h\u1ec7 th\u1ed1ng crowning.<\/p>\n\n\n\n

      T\u1ec7 nh\u1ea5t? M\u1ed9t ph\u1ea7n \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 ch\u1ecbu 20 t\u1ea5n m\u1ed7i foot, ph\u1ea7n kh\u00e1c 30 t\u1ea5n. B\u1ea1n u\u1ed1n t\u1ea5m d\u00e0y 0,250 inch tr\u00ean c\u1ea3 hai. Ph\u1ea7n y\u1ebfu h\u01a1n b\u1ecb bi\u1ebfn d\u1ea1ng tr\u01b0\u1edbc. \u0110\u00f3 l\u00e0 c\u00e1ch b\u1ea1n t\u1ea1o ra sai l\u1ec7ch \u0111\u1ee9ng v\u0129nh vi\u1ec5n 0,003 inch trong m\u1ed9t d\u1ee5ng c\u1ee5 v\u1ed1n th\u1eb3ng.<\/p>\n\n\n\n

      S\u1ef1 sai l\u1ec7ch \u0111\u00f3 kh\u00f4ng bao gi\u1edd bi\u1ebfn m\u1ea5t. N\u00f3 c\u1ee9 ti\u1ebfp t\u1ee5c t\u1ea1o ra ph\u1ebf li\u1ec7u.<\/p>\n\n\n\n

      C\u00f2n c\u00e1c b\u1ed9 chuy\u1ec3n \u0111\u1ed5i? M\u1ed7i giao di\u1ec7n b\u1ed5 sung l\u00e0 m\u1ed9t ch\u1ed3ng dung sai kh\u00e1c. Ram \u2192 b\u1ed9 chuy\u1ec3n \u0111\u1ed5i \u2192 ch\u00e0y. B\u1ea1n \u0111\u00e3 th\u00eam s\u1ef1 ti\u1ec7n l\u1ee3i \u2014 v\u00e0 m\u1ed9t \u0111i\u1ec3m b\u1ea3n l\u1ec1 c\u01a1 kh\u00ed \u2014 gi\u1eefa 100 t\u1ea5n l\u1ef1c v\u00e0 \u0111\u01b0\u1eddng u\u1ed1n c\u1ee7a b\u1ea1n. D\u01b0\u1edbi t\u1ea3i l\u1eb7p l\u1ea1i, ch\u1ed3ng n\u00e0y c\u00f3 th\u1ec3 \u0111\u00f3ng, m\u00e0i m\u00f2n ho\u1eb7c d\u1ecbch chuy\u1ec3n.<\/p>\n\n\n\n

      Vi\u1ec7c tr\u1ed9n c\u00f3 lu\u00f4n khi\u1ebfn m\u00e1y n\u1ed5 tung kh\u00f4ng? Kh\u00f4ng.<\/p>\n\n\n\n

      N\u00f3 \u00e2m th\u1ea7m l\u00e0m gi\u1ea3m \u0111\u1ed9 ch\u00ednh x\u00e1c, kh\u1ea3 n\u0103ng l\u1eb7p l\u1ea1i v\u00e0 tu\u1ed5i th\u1ecd d\u1ee5ng c\u1ee5 khi b\u1ea1n kh\u00f4ng t\u00ednh \u0111\u1ebfn \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c v\u00e0 s\u1ef1 kh\u00e1c bi\u1ec7t trong c\u00e1ch \u0111\u1eb7t? M\u1ed7i tu\u1ea7n.<\/p>\n\n\n\n

      Chu\u1ea9n h\u00f3a ki\u1ebfn tr\u00fac k\u1eb9p ph\u00eda tr\u00ean c\u1ee7a b\u1ea1n tr\u00ean to\u00e0n b\u1ed9 gi\u01b0\u1eddng m\u00e1y b\u1ea5t c\u1ee9 khi n\u00e0o c\u00f3 th\u1ec3. Kh\u1edbp ch\u00ednh x\u00e1c h\u00ecnh d\u1ea1ng m\u1ea5u g\u00e1 v\u1edbi k\u1eb9p. X\u00e1c nh\u1eadn x\u1ebfp h\u1ea1ng t\u1ea3i tr\u1ecdng \u0111\u1ed3ng \u0111\u1ec1u tr\u00ean t\u1ea5t c\u1ea3 c\u00e1c \u0111o\u1ea1n ch\u1ecbu t\u1ea3i.<\/p>\n\n\n\n

      B\u1edfi v\u00ec m\u1ed9t khi ram h\u1ea1 xu\u1ed1ng, v\u1eadt l\u00fd \u2014 ch\u1ee9 kh\u00f4ng ph\u1ea3i ti\u1ebfp th\u1ecb \u2014 s\u1ebd quy\u1ebft \u0111\u1ecbnh th\u1ee9 g\u00ec s\u1ed1ng s\u00f3t.<\/p>\n\n\n\n

      Kh\u00f3a ch\u1eb7t giao di\u1ec7n tr\u01b0\u1edbc khi b\u1ea1n lo v\u1ec1 g\u00f3c u\u1ed1n.<\/p>\n\n\n\n

      Ph\u01b0\u01a1ng ph\u00e1p u\u1ed1n: C\u00e1ch u\u1ed1n kh\u00ed v\u00e0 u\u1ed1n ch\u1ea1m \u0111\u00e1y thay \u0111\u1ed5i nhu c\u1ea7u d\u1ee5ng c\u1ee5 c\u1ee7a b\u1ea1n<\/h2>\n\n\n\n

      V\u00e0i m\u00f9a \u0111\u00f4ng tr\u01b0\u1edbc, m\u1ed9t tr\u01b0\u1edfng v\u1eadn h\u00e0nh \u0111\u00e3 c\u1ed1 g\u1eafng g\u00e1 m\u1ed9t c\u00f4ng vi\u1ec7c th\u00e9p nh\u1eb9 0.125 v\u1edbi khu\u00f4n V 0.472 v\u00ec \u201cch\u00fang t\u00f4i lu\u00f4n d\u00f9ng c\u00e1i \u0111\u00f3.\u201d \u00d4ng chuy\u1ec3n t\u1eeb u\u1ed1n kh\u00ed sang u\u1ed1n ch\u1ea1m \u0111\u00e1y \u0111\u1ec3 \u0111\u1ea1t \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh g\u00f3c tr\u00ean b\u1ea3n v\u1ebd \u00b10,5\u00b0. C\u00f9ng ch\u00e0y. C\u00f9ng khu\u00f4n. Kh\u00e1c ph\u01b0\u01a1ng ph\u00e1p. Ram ch\u1ea1m \u0111\u00e1y, t\u1ea3i tr\u1ecdng t\u0103ng v\u1ecdt v\u01b0\u1ee3t 85 t\u1ea5n tr\u00ean \u0111o\u1ea1n d\u00e0i 6 feet, v\u00e0 vai khu\u00f4n xu\u1ea5t hi\u1ec7n v\u1ebft \u201cv\u01b0\u01a1ng mi\u1ec7n\u201d c\u1ed1 \u0111\u1ecbnh 0.003. Khu\u00f4n \u0111\u00f3 gi\u1edd n\u1eb1m trong v\u00f2ng xoay ph\u1ebf li\u1ec7u cho \u201c\u0111\u1ed3 th\u00f4\u201d.\u201d<\/p>\n\n\n\n

      Kh\u00f4ng c\u00f3 v\u1ea5n \u0111\u1ec1 g\u00ec v\u1edbi m\u1ea5u g\u00e1. Kh\u00f4ng c\u00f3 v\u1ea5n \u0111\u1ec1 g\u00ec v\u1edbi k\u1eb9p.<\/p>\n\n\n\n

      Ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e3 thay \u0111\u1ed5i \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c.<\/p>\n\n\n\n

      U\u1ed1n kh\u00ed khi\u1ebfn v\u1eadt li\u1ec7u n\u1ed5i gi\u1eefa \u0111\u1ec9nh ch\u00e0y v\u00e0 vai khu\u00f4n. U\u1ed1n ch\u1ea1m \u0111\u00e1y \u00e9p m\u0169i ch\u00e0y v\u00e0o v\u1eadt li\u1ec7u cho \u0111\u1ebfn khi n\u00f3 ti\u1ebfp x\u00fac v\u1edbi g\u00f3c khu\u00f4n. S\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y m\u1ed9t m\u00ecnh \u0111\u00e3 vi\u1ebft l\u1ea1i y\u00eau c\u1ea7u d\u1ee5ng c\u1ee5 c\u1ee7a b\u1ea1n \u2014 kho\u1ea3ng h\u1edf, b\u00e1n k\u00ednh, x\u1ebfp h\u1ea1ng t\u1ea3i tr\u1ecdng, th\u1eadm ch\u00ed chi\u1ec1u cao ch\u00e0y. N\u1ebfu b\u1ea1n \u0111ang quy\u1ebft \u0111\u1ecbnh chu\u1ea9n k\u1eb9p n\u00e0o \u0111\u1ec3 \u00e1p d\u1ee5ng l\u00e2u d\u00e0i, b\u1ea1n kh\u00f4ng b\u1eaft \u0111\u1ea7u b\u1eb1ng th\u01b0\u01a1ng hi\u1ec7u. B\u1ea1n b\u1eaft \u0111\u1ea7u b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p u\u1ed1n m\u00e0 h\u1ed7n h\u1ee3p c\u00f4ng vi\u1ec7c c\u1ee7a b\u1ea1n \u0111\u00f2i h\u1ecfi 70% th\u1eddi gian. Ch\u1ecdn sai, v\u00e0 b\u1ea1n s\u1ebd d\u00e0nh c\u1ea3 th\u1eadp k\u1ef7 t\u1edbi b\u00f9 cho v\u1eadt l\u00fd thay v\u00ec ki\u1ec3m so\u00e1t n\u00f3.<\/p>\n\n\n\n

      Quy\u1ebft \u0111\u1ecbnh ph\u01b0\u01a1ng ph\u00e1p u\u1ed1n ch\u00ednh c\u1ee7a b\u1ea1n tr\u01b0\u1edbc khi chu\u1ea9n h\u00f3a m\u1ed9t k\u1eb9p n\u00e0o.<\/p>\n\n\n\n

      T\u1ea1i sao u\u1ed1n ch\u1ea1m \u0111\u00e1y bu\u1ed9c b\u1ea1n v\u00e0o dung sai khu\u00f4n ch\u1eb7t h\u01a1n so v\u1edbi g\u1ee3i \u00fd trong catalogue<\/h3>\n\n\n\n

      Nh\u1eb7t l\u1ea5y hai cu\u1ed1n catalogue. M\u1ed9t \u0111\u00e1nh gi\u00e1 khu\u00f4n V 1.000 \u1edf 30 t\u1ea5n m\u1ed7i foot. M\u1ed9t kh\u00e1c li\u1ec7t k\u00ea m\u1ed9t bi\u00ean d\u1ea1ng g\u1ea7n nh\u01b0 gi\u1ed1ng h\u1ec7t \u1edf 24 t\u1ea5n m\u1ed7i foot. Kh\u00f4ng c\u00e1i n\u00e0o n\u00f3i d\u1ed1i. M\u1ed9t t\u00ednh x\u1ebfp h\u1ea1ng \u1edf 90\u00b0 khi u\u1ed1n kh\u00ed. C\u00e1i kia gi\u1ea3 \u0111\u1ecbnh \u0111i\u1ec1u ki\u1ec7n g\u1ea7n ch\u1ea1m \u0111\u00e1y.<\/p>\n\n\n\n

      U\u1ed1n ch\u1ea1m \u0111\u00e1y kh\u00f4ng ph\u1ea3i \u201cm\u1ed9t ch\u00fat \u00e1p l\u1ef1c th\u00eam.\u201d \u0110\u00f3 l\u00e0 ti\u1ebfp x\u00fac to\u00e0n b\u1ed9 d\u1ecdc theo g\u00f3c khu\u00f4n. V\u1eadt li\u1ec7u b\u1ecb \u00e9p gi\u1eefa m\u1eb7t ch\u00e0y v\u00e0 m\u1eb7t khu\u00f4n, v\u00e0 b\u1ea5t k\u1ef3 sai l\u1ec7ch g\u00f3c n\u00e0o gi\u1eefa ch\u00e0y v\u00e0 khu\u00f4n \u2014 v\u00ed d\u1ee5 0,5\u00b0 \u2014 kh\u00f4ng xu\u1ea5t hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng bi\u1ebfn thi\u00ean \u0111\u1ed9 h\u1ed3i. N\u00f3 xu\u1ea5t hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng \u1ee9ng su\u1ea5t c\u1ee5c b\u1ed9.<\/p>\n\n\n\n

      B\u00e2y gi\u1edd h\u00e3y h\u00ecnh dung m\u1ed9t ch\u00e0y 90\u00b0 kh\u1edbp v\u1edbi m\u1ed9t khu\u00f4n m\u00e0i \u1edf 88,5\u00b0. Trong u\u1ed1n kh\u00ed, s\u1ef1 kh\u00e1c bi\u1ec7t g\u00f3c n\u00e0y h\u1ea7u nh\u01b0 kh\u00f4ng quan tr\u1ecdng; v\u1eadt li\u1ec7u t\u1ea1o h\u00ecnh tr\u01b0\u1edbc khi ti\u1ebfp x\u00fac to\u00e0n b\u1ed9 m\u1eb7t. Trong u\u1ed1n ch\u1ea1m \u0111\u00e1y, vai ch\u00e0y c\u1ed1 g\u1eafng ch\u00e8n v\u00e0o m\u1ed9t khoang ch\u1eb7t h\u01a1n. T\u1ea3i t\u1eadp trung \u1edf g\u00f3c tr\u00ean c\u1ee7a khu\u00f4n. \u0110\u00f3 l\u00e0 c\u00e1ch b\u1ea1n l\u00e0m n\u1ee9t m\u1ed9t khu\u00f4n c\u1ee9ng 42\u201348 HRC m\u00e0 \u201c\u0111\u00e1ng l\u1ebd\u201d n\u1eb1m trong x\u1ebfp h\u1ea1ng.<\/p>\n\n\n\n

      Catalogue gi\u1ea3 \u0111\u1ecbnh g\u00f3c kh\u1edbp l\u00fd t\u01b0\u1edfng v\u00e0 c\u0103n ch\u1ec9nh ho\u00e0n h\u1ea3o. M\u00e1y c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ea1t \u00b10,2\u00b0 \u2014 nh\u01b0ng ch\u1ec9 khi \u0111\u00e3 \u0111i\u1ec1u ch\u1ec9nh b\u00f9 \u0111\u1ed9 h\u1ed3i v\u00e0 l\u00f4 v\u1eadt li\u1ec7u \u1ed5n \u0111\u1ecbnh. U\u1ed1n ch\u1ea1m \u0111\u00e1y lo\u1ea1i b\u1ecf s\u1ef1 tha th\u1ee9 \u0111\u00f3. Gi\u1edd dung sai g\u00f3c khu\u00f4n, dung sai g\u00f3c ch\u00e0y, v\u00e0 \u0111\u1ed9 song song c\u1ee7a ram c\u1ed9ng d\u1ed3n tr\u1ef1c ti\u1ebfp th\u00e0nh \u1ee9ng su\u1ea5t n\u00e9n t\u1ea1i vai khu\u00f4n.<\/p>\n\n\n\n

      \u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao u\u1ed1n ch\u1ea1m \u0111\u00e1y bu\u1ed9c b\u1ea1n h\u01b0\u1edbng t\u1edbi khu\u00f4n m\u00e0i ch\u00ednh x\u00e1c h\u01a1n, kh\u1edbp g\u00f3c \u0111\u01b0\u1ee3c x\u00e1c minh, v\u00e0 h\u1ec7 th\u1ed1ng k\u1eb9p duy tr\u00ec l\u1ef1c k\u00e9o th\u1eb3ng \u0111\u1ee9ng th\u1ef1c s\u1ef1. Sai s\u1ed1 \u0111\u1eb7t d\u1ecdc .05 mm m\u00e0 v\u00f4 h\u1ea1i trong u\u1ed1n kh\u00ed tr\u1edf th\u00e0nh ti\u1ebfp x\u00fac m\u1eb7t kh\u00f4ng \u0111\u1ec1u tr\u00ean d\u1ee5ng c\u1ee5 ph\u00e2n \u0111o\u1ea1n khi u\u1ed1n ch\u1ea1m \u0111\u00e1y. M\u1ed9t \u0111o\u1ea1n ch\u1ecbu t\u1ea3i nhi\u1ec1u h\u01a1n. M\u1ed9t \u0111o\u1ea1n ch\u1ecbu t\u1ea3i tr\u01b0\u1edbc.<\/p>\n\n\n\n

      N\u1ebfu b\u1ea1n d\u1ef1 \u0111\u1ecbnh u\u1ed1n ch\u1ea1m \u0111\u00e1y th\u01b0\u1eddng xuy\u00ean, h\u00e3y mua d\u1ee5ng c\u1ee5 v\u00e0 k\u1eb9p nh\u01b0 th\u1ec3 sai s\u1ed1 c\u0103n ch\u1ec9nh b\u1eb1ng v\u1edbi h\u1ec7 s\u1ed1 nh\u00e2n \u1ee9ng su\u1ea5t \u2014 b\u1edfi v\u00ec \u0111\u00fang l\u00e0 nh\u01b0 v\u1eady.<\/p>\n\n\n\n

      \u0110\u1ea7u ch\u1ea5n s\u1eafc so v\u1edbi \u0111\u1ea7u ch\u1ea5n bo tr\u00f2n: C\u00e1i n\u00e0o th\u1ef1c s\u1ef1 quy\u1ebft \u0111\u1ecbnh b\u00e1n k\u00ednh u\u1ed1n b\u00ean trong khi u\u1ed1n ki\u1ec3u \u201cair bending\u201d?<\/h3>\n\n\n\n

      H\u00e3y b\u01b0\u1edbc t\u1edbi m\u00e1y ch\u1ea5n v\u00e0 u\u1ed1n ki\u1ec3u air bending th\u00e9p A36 d\u00e0y 0.125 tr\u00ean khu\u00f4n V m\u1edf 1.000 v\u1edbi \u0111\u1ea7u ch\u1ea5n s\u1eafc 0.031. \u0110o b\u00e1n k\u00ednh b\u00ean trong. B\u1ea1n s\u1ebd th\u1ea5y kho\u1ea3ng 0.156 \u0111\u1ebfn 0.170 t\u00f9y theo l\u00f4 v\u1eadt li\u1ec7u.<\/p>\n\n\n\n

      Kh\u00f4ng ph\u1ea3i 0.031.<\/p>\n\n\n\n

      Trong u\u1ed1n ki\u1ec3u air bending, b\u00e1n k\u00ednh b\u00ean trong ch\u1ee7 y\u1ebfu ph\u1ee5 thu\u1ed9c v\u00e0o \u0111\u1ed9 m\u1edf khu\u00f4n V\u2014th\u01b0\u1eddng kho\u1ea3ng 16% c\u1ee7a \u0111\u1ed9 m\u1edf khu\u00f4n V \u0111\u1ed1i v\u1edbi th\u00e9p m\u1ec1m. \u0110\u1ea7u ch\u1ea5n ch\u1ec9 c\u1ea7n s\u1eafc \u0111\u1ee7 \u0111\u1ec3 tr\u00e1nh l\u00e0m ph\u1eb3ng b\u00e1n k\u00ednh qu\u00e1 s\u1edbm. N\u00f3 kh\u00f4ng \u201ct\u1ea1o ra\u201d b\u00e1n k\u00ednh b\u00ean trong tr\u1eeb khi b\u1ea1n u\u1ed1n ki\u1ec3u \u00e9p s\u00e1t \u0111\u00e1y (bottoming).<\/p>\n\n\n\n

      T\u00f4i \u0111\u00e3 th\u1ea5y c\u00e1c x\u01b0\u1edfng c\u1ed1 g\u1eafng \u0111\u1ea1t b\u00e1n k\u00ednh b\u00ean trong nh\u1ecf h\u01a1n b\u1eb1ng c\u00e1ch \u0111\u1eb7t h\u00e0ng \u0111\u1ea7u ch\u1ea5n s\u1eafc 0.015 nh\u01b0ng v\u1eabn d\u00f9ng khu\u00f4n V 1.000. H\u1ecd \u0111ang gi\u1ea3i sai bi\u1ebfn s\u1ed1. \u0110\u1ed9 m\u1edf khu\u00f4n m\u1edbi l\u00e0 y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh b\u00e1n k\u00ednh ngay t\u1eeb \u0111\u1ea7u.<\/p>\n\n\n\n

      Gi\u1edd chuy\u1ec3n sang u\u1ed1n ki\u1ec3u \u00e9p s\u00e1t \u0111\u00e1y. B\u00e1n k\u00ednh m\u0169i ch\u1ea5n \u0111\u01b0\u1ee3c \u00e9p v\u00e0o v\u1eadt li\u1ec7u cho \u0111\u1ebfn khi n\u00f3 kh\u1edbp v\u1edbi g\u00f3c khu\u00f4n. Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, b\u00e1n k\u00ednh \u0111\u1ea7u ch\u1ea5n tr\u1edf th\u00e0nh y\u1ebfu t\u1ed1 h\u00ecnh h\u1ecdc ki\u1ec3m so\u00e1t. C\u00f9ng h\u1ed3 s\u01a1 khu\u00f4n gi\u1ed1ng nhau tr\u00ean gi\u1ea5y, nh\u01b0ng k\u00edch th\u01b0\u1edbc ki\u1ec3m so\u00e1t ho\u00e0n to\u00e0n kh\u00e1c khi b\u1ea1n thay \u0111\u1ed5i ph\u01b0\u01a1ng ph\u00e1p.<\/p>\n\n\n\n

      \u0110\u00e2y l\u00e0 l\u00fac b\u1ea3ng cat\u00e1logo \u0111\u00e1nh l\u1eeba ng\u01b0\u1eddi mua thi\u1ebfu kinh nghi\u1ec7m. N\u00f3 li\u1ec7t k\u00ea b\u00e1n k\u00ednh \u0111\u1ea7u ch\u1ea5n nh\u01b0 th\u1ec3 ch\u00fang lu\u00f4n quy\u1ebft \u0111\u1ecbnh. Th\u1ef1c t\u1ebf kh\u00f4ng ph\u1ea3i v\u1eady. Trong air bending, l\u1ef1a ch\u1ecdn \u0111\u1ed9 m\u1edf khu\u00f4n V ki\u1ec3m so\u00e1t b\u00e1n k\u00ednh b\u00ean trong, l\u1ef1c ch\u1ea5n tr\u00ean m\u1ed7i foot, v\u00e0 chi\u1ec1u d\u00e0i m\u00e9p t\u1ed1i thi\u1ec3u. Trong bottoming, b\u00e1n k\u00ednh \u0111\u1ea7u ch\u1ea5n v\u00e0 s\u1ef1 kh\u1edbp g\u00f3c gi\u1eefa ch\u1ea5n v\u00e0 khu\u00f4n m\u1edbi l\u00e0 y\u1ebfu t\u1ed1 ch\u00ednh.<\/p>\n\n\n\n

      V\u00ec v\u1eady khi ti\u00eau chu\u1ea9n h\u00f3a d\u1ee5ng c\u1ee5, h\u00e3y t\u1ef1 h\u1ecfi: ch\u00fang ta ki\u1ec3m so\u00e1t b\u00e1n k\u00ednh ch\u1ee7 y\u1ebfu b\u1eb1ng l\u1ef1a ch\u1ecdn khu\u00f4n hay b\u1eb1ng h\u00ecnh d\u1ea1ng \u0111\u1ea7u ch\u1ea5n? C\u00e2u tr\u1ea3 l\u1eddi s\u1ebd quy\u1ebft \u0111\u1ecbnh b\u1ea1n \u0111\u1ea7u t\u01b0 v\u00e0o th\u01b0 vi\u1ec7n khu\u00f4n \u0111a d\u1ea1ng hay t\u1ed3n kho \u0111\u1ea7u ch\u1ea5n v\u1edbi b\u00e1n k\u00ednh ch\u1eb7t h\u01a1n.<\/p>\n\n\n\n

      \u0110\u1eebng \u0111\u1eb7t h\u00e0ng \u0111\u1ea7u ch\u1ea5n s\u1eafc \u0111\u1ec3 s\u1eeda m\u1ed9t v\u1ea5n \u0111\u1ec1 \u1edf khu\u00f4n.<\/p>\n\n\n\n

      Chi\u1ec1u cao \u0111\u1ea7u ch\u1ea5n v\u00e0 \u0111\u1ed9 m\u1edf khu\u00f4n V: Nh\u1eefng bi\u1ebfn s\u1ed1 \u1ea9n quy\u1ebft \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng u\u1ed1n v\u00e0 tr\u00e1nh va ch\u1ea1m<\/h3>\n\n\n\n

      H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng m\u1ed9t h\u1ec7 th\u1ed1ng \u0111\u1ea7u ch\u1ea5n c\u1ed1 \u0111\u1ecbnh chi\u1ec1u cao\u2014v\u00ed d\u1ee5 t\u1ed5ng chi\u1ec1u cao 5.984, ph\u1ed5 bi\u1ebfn \u1edf c\u00e1c \u0111\u1ea7u ch\u1ea5n d\u1ea1ng c\u1ed5 ng\u1ed7ng hay ch\u1ea5n g\u00f3c nh\u1ecdn. Chi\u1ec1u cao \u0111\u1ed3ng nh\u1ea5t cho ph\u00e9p k\u1eb9p th\u1ee7y l\u1ef1c k\u00e9o m\u1ecdi \u0111o\u1ea1n v\u1ec1 c\u00f9ng m\u1ed9t chu\u1ea9n m\u00e0 kh\u00f4ng c\u1ea7n ch\u00eam. Th\u1eddi gian setup gi\u1ea3m. U\u1ed1n theo t\u1eebng giai \u0111o\u1ea1n tr\u1edf n\u00ean d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n

      Gi\u1edd \u0111\u1eb7t m\u1ed9t khu\u00f4n V 2.000 d\u01b0\u1edbi \u0111\u1ea7u ch\u1ea5n \u0111\u00f3 \u0111\u1ec3 u\u1ed1n ki\u1ec3u air bending t\u1ea5m 0.250. Kho\u1ea3ng h\u1edf (daylight) s\u1ebd nhanh ch\u00f3ng bi\u1ebfn m\u1ea5t. N\u1ebfu chi\u1ec1u cao m\u1edf m\u00e1y ch\u1ec9 v\u1eeba \u0111\u1ee7, tr\u1ee5c ch\u1ea5n c\u00f3 th\u1ec3 ch\u1ea1m c\u01a1 h\u1ecdc tr\u01b0\u1edbc khi \u0111\u1ea1t l\u1ef1c t\u00ednh to\u00e1n. Ho\u1eb7c t\u1ec7 h\u01a1n, vai \u0111\u1ea7u ch\u1ea5n va v\u00e0o vai khu\u00f4n v\u00ec \u0111\u1ea7u ch\u1ea5n ch\u01b0a bao gi\u1edd \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho \u0111\u1ed9 m\u1edf V r\u1ed9ng nh\u01b0 v\u1eady.<\/p>\n\n\n\n

      \u0110\u1ed9 m\u1edf khu\u00f4n V kh\u00f4ng ch\u1ec9 li\u00ean quan t\u1edbi b\u00e1n k\u00ednh v\u00e0 l\u1ef1c ch\u1ea5n. N\u00f3 x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 th\u00e2m nh\u1eadp (penetration) c\u1ee7a \u0111\u1ea7u ch\u1ea5n \u0111\u1ed1i v\u1edbi m\u1ed9t g\u00f3c nh\u1ea5t \u0111\u1ecbnh. V r\u1ed9ng h\u01a1n ngh\u0129a l\u00e0 \u0111\u1ea7u ch\u1ea5n ph\u1ea3i \u0111i s\u00e2u h\u01a1n \u0111\u1ec3 \u0111\u1ea1t 90\u00b0. \u0110i s\u00e2u h\u01a1n \u0111\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c ch\u1ecbu nhi\u1ec1u bi\u1ebfn d\u1ea1ng tr\u1ee5c, y\u00eau c\u1ea7u b\u00f9 cong nhi\u1ec1u h\u01a1n, v\u00e0 nguy c\u01a1 ti\u1ebfp x\u00fac kh\u00f4ng song song cao h\u01a1n n\u1ebfu h\u1ec7 th\u1ed1ng k\u1eb9p c\u1ee7a b\u1ea1n kh\u00f4ng th\u1ef1c s\u1ef1 t\u1ef1 c\u0103n ch\u1ec9nh.<\/p>\n\n\n\n

      T\u00f4i \u0111\u00e3 \u0111o \u0111\u01b0\u1ee3c sai l\u1ec7ch g\u00f3c 0,4\u00b0 tr\u00ean chi\u1ec1u d\u00e0i 96 inch ch\u1ec9 v\u00ec m\u1ed9t x\u01b0\u1edfng chuy\u1ec3n t\u1eeb khu\u00f4n V 0.472 sang 0.630 m\u00e0 kh\u00f4ng t\u00ednh l\u1ea1i \u0111\u1ed9 th\u00e2m nh\u1eadp v\u00e0 x\u00e1c minh \u0111\u1ed9 song song c\u1ee7a tr\u1ee5c d\u01b0\u1edbi t\u1ea3i. Kh\u00f4ng c\u00f3 g\u00ec \u201csai\u201d v\u1edbi d\u1ee5ng c\u1ee5. H\u00ecnh h\u1ecdc \u0111\u00e3 thay \u0111\u1ed5i h\u00e0nh vi c\u1ee7a m\u00e1y.<\/p>\n\n\n\n

      Chi\u1ec1u cao \u0111\u1ea7u ch\u1ea5n c\u0169ng quan tr\u1ecdng nh\u01b0 v\u1eady. Qu\u00e1 ng\u1eafn, b\u1ea1n ph\u1ea3i ch\u00e8n n\u00e2ng\u2014t\u1ea1o th\u00eam m\u1ed9t m\u1eb7t ti\u1ebfp x\u00fac gi\u1eefa tr\u1ee5c v\u00e0 \u0111\u1ea7u ch\u1ea5n. B\u1ea1n th\u00eam s\u1ef1 ti\u1ec7n l\u1ee3i\u2014v\u00e0 m\u1ed9t \u0111i\u1ec3m b\u1ea3n l\u1ec1 c\u01a1 kh\u00ed\u2014gi\u1eefa 100 t\u1ea5n l\u1ef1c v\u00e0 \u0111\u01b0\u1eddng u\u1ed1n. Qu\u00e1 cao, b\u1ea1n m\u1ea5t kho\u1ea3ng h\u1edf c\u1ea7n cho m\u00e9p cao ho\u1eb7c chi ti\u1ebft d\u1ea1ng h\u1ed9p.<\/p>\n\n\n\n

      Ph\u01b0\u01a1ng ph\u00e1p quy\u1ebft \u0111\u1ecbnh \u0111\u1ed9 m\u1edf V. \u0110\u1ed9 m\u1edf V quy\u1ebft \u0111\u1ecbnh \u0111\u1ed9 th\u00e2m nh\u1eadp. \u0110\u1ed9 th\u00e2m nh\u1eadp quy\u1ebft \u0111\u1ecbnh chi\u1ec1u cao \u0111\u1ea7u ch\u1ea5n v\u00e0 \u0111\u1ed9 c\u1ee9ng c\u1ee7a k\u1eb9p. Chu\u1ed7i n\u00e0y quy\u1ebft \u0111\u1ecbnh m\u00e1y ch\u1ea5n c\u1ee7a b\u1ea1n t\u1ea1o ra chi ti\u1ebft \u00b10,2\u00b0\u2014hay \u0111\u1ec1u \u0111\u1eb7n \u0111\u1ed5 v\u00e0o th\u00f9ng ph\u1ebf li\u1ec7u.<\/p>\n\n\n\n

      Tr\u01b0\u1edbc khi b\u1ea1n \u00e1p d\u1ee5ng ti\u00eau chu\u1ea9n k\u1eb9p ho\u1eb7c c\u1ea3i t\u1ea1o m\u00e1y ch\u1ea5n, h\u00e3y l\u1eadp b\u1ea3n \u0111\u1ed3 \u0111\u1ed9 d\u00e0y v\u1eadt li\u1ec7u ch\u00ednh, b\u00e1n k\u00ednh m\u1ee5c ti\u00eau, v\u00e0 ph\u01b0\u01a1ng ph\u00e1p u\u1ed1n. Sau \u0111\u00f3 t\u00ednh \u0111\u1ed9 m\u1edf khu\u00f4n V v\u00e0 \u0111\u1ed9 th\u00e2m nh\u1eadp. H\u00e3y \u0111\u1ec3 nh\u1eefng con s\u1ed1 \u0111\u00f3 n\u00f3i cho b\u1ea1n bi\u1ebft chi\u1ec1u cao \u0111\u1ea7u ch\u1ea5n v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c k\u1eb9p b\u1ea1n c\u1ea7n.<\/p>\n\n\n\n

      H\u00e3y ch\u1ea1y ph\u00e9p t\u00ednh tr\u01b0\u1edbc khi ch\u1ea1y m\u00e1y.<\/p>\n\n\n\n

      To\u00e1n \u1ea9n: \u0110\u1ed9 m\u1edf khu\u00f4n V, gi\u1edbi h\u1ea1n l\u1ef1c ch\u1ea5n, v\u00e0 v\u1eadt l\u00fd v\u1eadt li\u1ec7u<\/h2>\n\n\n\n

      M\u1ed9t x\u01b0\u1edfng t\u00f4i gh\u00e9 m\u00f9a \u0111\u00f4ng n\u0103m ngo\u00e1i c\u00f3 m\u00e1y ch\u1ea5n 100 t\u1ea5n, 10 foot u\u1ed1n th\u00e9p chrome moly d\u00e0y 0.236 tr\u00ean \u0111\u1ed9 m\u1edf khu\u00f4n V 1.890. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh r\u1ea5t t\u1ef1 h\u00e0o. \u201cCh\u00fang t\u00f4i ch\u1ec9 \u1edf m\u1ee9c 92 t\u1ea5n,\u201d anh \u1ea5y n\u00f3i, ch\u1ec9 v\u00e0o m\u00e0n h\u00ecnh.<\/p>\n\n\n\n

      M\u00e1y ho\u1ea1t \u0111\u1ed9ng d\u01b0\u1edbi m\u1ee9c c\u00f4ng su\u1ea5t \u0111\u1ecbnh danh c\u1ee7a n\u00f3. D\u1ee5ng c\u1ee5 th\u00ec kh\u00f4ng.<\/p>\n\n\n\n

      N\u1ebfu b\u1ea1n mu\u1ed1n ch\u1ecdn m\u1ed9t ti\u00eau chu\u1ea9n k\u1eb9p gi\u1eef c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i l\u00e2u d\u00e0i, b\u1ea1n kh\u00f4ng b\u1eaft \u0111\u1ea7u v\u1edbi ki\u1ec3u tang hay s\u1ef1 trung th\u00e0nh th\u01b0\u01a1ng hi\u1ec7u. B\u1ea1n b\u1eaft \u0111\u1ea7u v\u1edbi ph\u00e9p t\u00ednh n\u00e0y. Khe m\u1edf V quy\u1ebft \u0111\u1ecbnh b\u00e1n k\u00ednh b\u00ean trong v\u00e0 l\u1ef1c n\u00e9n tr\u00ean m\u1ed7i foot. \u0110\u1ed9 b\u1ec1n k\u00e9o c\u1ee7a v\u1eadt li\u1ec7u nh\u00e2n v\u1edbi l\u1ef1c n\u00e9n \u0111\u00f3. Ph\u01b0\u01a1ng ph\u00e1p u\u1ed1n quy\u1ebft \u0111\u1ecbnh xem con s\u1ed1 \u0111\u00f3 ch\u1ec9 l\u00e0 g\u1ee3i \u00fd hay l\u00e0 m\u1ed9t gi\u1edbi h\u1ea1n c\u1ee9ng. H\u1ec7 th\u1ed1ng k\u1eb9p v\u00e0 d\u1ee5ng c\u1ee5 c\u1ee7a b\u1ea1n ph\u1ea3i ch\u1ecbu \u0111\u01b0\u1ee3c t\u1ed5 h\u1ee3p t\u1ed3i t\u1ec7 nh\u1ea5t m\u00e0 b\u1ea1n th\u01b0\u1eddng xuy\u00ean ch\u1ea1y \u2014 kh\u00f4ng ph\u1ea3i c\u00f4ng vi\u1ec7c trung b\u00ecnh v\u00e0o chi\u1ec1u th\u1ee9 Ba.<\/p>\n\n\n\n

      V\u00ec v\u1eady, tr\u01b0\u1edbc khi ti\u00eau chu\u1ea9n h\u00f3a b\u1ea5t c\u1ee9 th\u1ee9 g\u00ec, b\u1ea1n tr\u1ea3 l\u1eddi m\u1ed9t c\u00e2u h\u1ecfi: k\u1ecbch b\u1ea3n l\u1ef1c n\u00e9n cao nh\u1ea5t tr\u00ean m\u1ed7i inch m\u00e0 ph\u01b0\u01a1ng ph\u00e1p u\u1ed1n ch\u00ednh c\u1ee7a b\u1ea1n s\u1ebd g\u1eb7p ph\u1ea3i tr\u00ean m\u00e1y n\u00e0y l\u00e0 g\u00ec?<\/p>\n\n\n\n

      B\u1ecf qua \u0111i\u1ec1u \u0111\u00f3, \u201cti\u00eau chu\u1ea9n\u201d c\u1ee7a b\u1ea1n tr\u1edf th\u00e0nh m\u1ed9t g\u00e1nh n\u1eb7ng. H\u00e3y t\u00ednh to\u00e1n tr\u01b0\u1edbc khi ch\u1ecdn ph\u1ea7n c\u1ee9ng.<\/p>\n\n\n\n

      Quy t\u1eafc truy\u1ec1n th\u1ed1ng \u201c8\u00d7 \u0111\u1ed9 d\u00e0y v\u1eadt li\u1ec7u\u201d c\u00f2n ph\u00f9 h\u1ee3p cho th\u00e9p c\u01b0\u1eddng \u0111\u1ed9 cao kh\u00f4ng?<\/h3>\n\n\n\n

      L\u1ea5y th\u00e9p nh\u1eb9 0.236 (6 mm) c\u00f3 \u0111\u1ed9 b\u1ec1n k\u00e9o 60.000 PSI. Quy t\u1eafc c\u0169 n\u00f3i 8\u00d7 \u0111\u1ed9 d\u00e0y cho u\u1ed1n kh\u00f4ng, t\u1ee9c l\u00e0 kho\u1ea3ng khe V 1.890. L\u1ef1c n\u00e9n c\u01a1 b\u1ea3n c\u00f3 th\u1ec3 kho\u1ea3ng 117 t\u1ea5n tr\u00ean 10 feet. Qu\u1ea3n l\u00fd \u0111\u01b0\u1ee3c tr\u00ean m\u00e1y phanh 130 t\u1ea5n. \u0110\u00f3 l\u00e0 ngu\u1ed3n g\u1ed1c c\u1ee7a quy t\u1eafc \u2014 th\u00e9p nh\u1eb9, \u0111\u1ed9 b\u1ec1n k\u00e9o \u1ed5n \u0111\u1ecbnh, v\u00e0 u\u1ed1n kh\u00f4ng.<\/p>\n\n\n\n

      B\u00e2y gi\u1edd thay v\u1eadt li\u1ec7u sang th\u00e9p chrome moly c\u01b0\u1eddng \u0111\u1ed9 cao. C\u00f9ng \u0111\u1ed9 d\u00e0y. C\u00f9ng khe V 1.890. H\u1ec7 s\u1ed1 nh\u00e2n \u0111\u1ed9 b\u1ec1n k\u00e9o t\u0103ng \u2014 kho\u1ea3ng 2,0 so v\u1edbi th\u00e9p nh\u1eb9. 117 t\u1ea5n tr\u1edf th\u00e0nh 234 t\u1ea5n tr\u00ean c\u00f9ng chi\u1ec1u d\u00e0i.<\/p>\n\n\n\n

      Kh\u00f4ng c\u00f3 g\u00ec trong quy t\u1eafc \u201c8\u00d7\u201d thay \u0111\u1ed5i. V\u1eadt l\u00fd th\u00ec c\u00f3.<\/p>\n\n\n\n

      C\u00f3 m\u1ed9t c\u00f4ng th\u1ee9c ph\u1ed5 bi\u1ebfn: P = 650 \u00d7 S\u00b2 \u00d7 L \u00d7 (\u0110\u1ed9 b\u1ec1n k\u00e9o \/ 60.000) \/ V<\/p>\n\n\n\n

      S l\u00e0 \u0111\u1ed9 d\u00e0y, L l\u00e0 chi\u1ec1u d\u00e0i u\u1ed1n, V l\u00e0 khe m\u1edf khu\u00f4n. Y\u1ebfu t\u1ed1 ch\u1ee7 ch\u1ed1t l\u00e0 t\u1ef7 l\u1ec7 \u0111\u1ed9 b\u1ec1n k\u00e9o. N\u1ebfu b\u1ea1n u\u1ed1n th\u1ee9 g\u00ec \u0111\u00f3 nh\u01b0 Raex 500 \u2014 \u0111\u1ed9 b\u1ec1n k\u00e9o kho\u1ea3ng 232.000 PSI \u2014 b\u1ea1n s\u1ebd \u0111\u1ed1i di\u1ec7n v\u1edbi l\u1ef1c g\u1ea7n g\u1ea5p b\u1ed1n l\u1ea7n th\u00e9p nh\u1eb9 cho c\u00f9ng h\u00ecnh h\u1ecdc. G\u1ea5p b\u1ed1n l\u1ea7n. Khe m\u1edf V kh\u00f4ng h\u1eb9p h\u01a1n. M\u00e1y kh\u00f4ng y\u1ebfu h\u01a1n. Nh\u01b0ng \u00e1p l\u1ef1c b\u00ean trong khu\u00f4n ch\u1eafc ch\u1eafn t\u0103ng cao.<\/p>\n\n\n\n

      V\u00e0 \u0111\u00e2y l\u00e0 n\u01a1i c\u00e1c catalog \u00e2m th\u1ea7m \u0111\u00e1nh l\u1eeba b\u1ea1n. H\u1ecd in b\u1ea3ng khe V gi\u1ea3 \u0111\u1ecbnh v\u1eadt li\u1ec7u 60.000 PSI. C\u00f3 th\u1ec3 \u0111\u1ec1 c\u1eadp inox \u1edf m\u1ee9c 1,5\u00d7. H\u1ecd hi\u1ebfm khi nh\u1ea5n m\u1ea1nh r\u1eb1ng th\u00e9p t\u1ea5m ch\u1ed1ng m\u00e0i m\u00f2n hi\u1ec7n \u0111\u1ea1i c\u00f3 th\u1ec3 g\u1ea5p 3\u00d7\u20134\u00d7. V\u00ec v\u1eady b\u1ea1n theo \u201c8\u00d7 \u0111\u1ed9 d\u00e0y,\u201d v\u1eabn d\u01b0\u1edbi c\u00f4ng su\u1ea5t 150 t\u1ea5n c\u1ee7a m\u00e1y, v\u00e0 t\u1ef1 h\u1ecfi t\u1ea1i sao khu\u00f4n c\u1ee9ng 42\u201348 HRC c\u1ee7a b\u1ea1n b\u1eaft \u0111\u1ea7u n\u1ee9t ki\u1ec3u m\u1ea1ng nh\u1ec7n \u1edf vai.<\/p>\n\n\n\n

      Quy t\u1eafc kh\u00f4ng t\u00ednh \u0111\u1ebfn s\u1ef1 ti\u1ebfn h\u00f3a c\u1ee7a v\u1eadt li\u1ec7u. N\u00f3 gi\u1ea3 \u0111\u1ecbnh m\u1ed9t m\u00e3 di truy\u1ec1n m\u00e0 x\u01b0\u1edfng c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 kh\u00f4ng c\u00f2n.<\/p>\n\n\n\n

      N\u1ebfu c\u00f4ng vi\u1ec7c ch\u1ee7 y\u1ebfu c\u1ee7a b\u1ea1n l\u00e0 th\u00e9p c\u01b0\u1eddng \u0111\u1ed9 cao, quy t\u1eafc 8\u00d7 kh\u00f4ng sai \u2014 m\u00e0 l\u00e0 ch\u01b0a \u0111\u1ea7y \u0111\u1ee7. B\u1ea1n ho\u1eb7c m\u1edf r\u1ed9ng khe V \u0111\u1ec3 gi\u1ea3m l\u1ef1c tr\u00ean m\u1ed7i foot, ho\u1eb7c t\u0103ng c\u1ee1 m\u00e1y v\u00e0 d\u1ee5ng c\u1ee5 \u0111\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c h\u1ec7 s\u1ed1 nh\u00e2n. \u0110\u00f3 l\u00e0 nh\u1eefng l\u1ef1a ch\u1ecdn trung th\u1ef1c duy nh\u1ea5t.<\/p>\n\n\n\n

      \u0110\u1eebng \u0111\u1ec3 b\u1ea3ng th\u00e9p nh\u1eb9 quy\u1ebft \u0111\u1ecbnh k\u00edch c\u1ee1 khu\u00f4n cho m\u1ed9t c\u00f4ng vi\u1ec7c 200.000 PSI.<\/p>\n\n\n\n

      B\u1eaby m\u00e9p t\u1ed1i thi\u1ec3u: \u0110i\u1ec1u g\u00ec x\u1ea3y ra khi b\u1ea1n k\u00e9o gi\u00e3n gi\u1edbi h\u1ea1n c\u1ee7a khu\u00f4n ch\u1eef V \u0111\u1ec3 tr\u00e1nh thay d\u1ee5ng c\u1ee5<\/h3>\n\n\n\n

      H\u00ecnh dung m\u1ed9t chi ti\u1ebft v\u1edbi y\u00eau c\u1ea7u m\u00e9p 0.472 trong th\u00e9p A36 d\u00e0y 0.125. Khu\u00f4n u\u1ed1n kh\u00f4ng \u0111\u00fang cho quy t\u1eafc 8\u00d7 l\u00e0 khe V 1.000. Chi\u1ec1u d\u00e0i m\u00e9p t\u1ed1i thi\u1ec3u cho khu\u00f4n n\u00e0y kho\u1ea3ng 0.600\u20130.650 t\u00f9y theo m\u0169i ch\u00e0y v\u00e0 v\u1eadt li\u1ec7u.<\/p>\n\n\n\n

      Nh\u01b0ng ng\u01b0\u1eddi v\u1eadn h\u00e0nh kh\u00f4ng mu\u1ed1n \u0111\u1ed5i sang khu\u00f4n h\u1eb9p h\u01a1n. Anh ta \u0111\u00f3ng l\u1ea1i khe V 0.630 \u0111\u00e3 l\u1eafp s\u1eb5n tr\u00ean m\u00e1y. Gi\u1edd chi\u1ec1u d\u00e0i m\u00e9p t\u1ed1i thi\u1ec3u gi\u1ea3m g\u1ea7n 0.400\u20130.450. Ch\u00e2n ng\u1eafn h\u00ecnh th\u00e0nh. C\u00f4ng vi\u1ec7c ti\u1ebfp t\u1ee5c. Ai c\u0169ng h\u00e0i l\u00f2ng.<\/p>\n\n\n\n

      Ngo\u1ea1i tr\u1eeb l\u1ef1c n\u00e9n tr\u00ean m\u1ed7i foot v\u1eeba t\u0103ng l\u00ean.<\/p>\n\n\n\n

      L\u1ef1c u\u1ed1n kh\u00f4ng t\u1ef7 l\u1ec7 ngh\u1ecbch v\u1edbi khe m\u1edf V. Thu h\u1eb9p V, l\u1ef1c t\u0103ng. C\u00f9ng th\u00e9p nh\u1eb9 0.125 tr\u00ean khe V 1.000 c\u00f3 th\u1ec3 c\u1ea7n kho\u1ea3ng 12\u201314 t\u1ea5n m\u1ed7i foot. Tr\u00ean khe V 0.630, b\u1ea1n \u0111ang \u0111\u1ea9y v\u01b0\u1ee3t 20 t\u1ea5n m\u1ed7i foot. C\u00f9ng chi ti\u1ebft. C\u00f9ng v\u1eadt li\u1ec7u. Kh\u00e1c khu\u00f4n. Kh\u00e1c \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c.<\/p>\n\n\n\n

      Gi\u1edd th\u00eam bi\u1ebfn s\u1ed1 th\u1ef1c t\u1ebf: Dung sai \u0111\u1ed9 d\u00e0y +0.010. \u0110\u1ed9 b\u1ec1n k\u00e9o 75.000 thay v\u00ec 60.000 m\u00e0 b\u1ea1n gi\u1ea3 \u0111\u1ecbnh. Ma s\u00e1t cao h\u01a1n v\u00ec l\u1edbp oxit ch\u01b0a \u0111\u01b0\u1ee3c l\u00e0m s\u1ea1ch. M\u1ed9t th\u1ef1c h\u00e0nh ph\u1ed5 bi\u1ebfn trong ng\u00e0nh l\u00e0 th\u00eam 15.000 PSI v\u00e0o \u0111\u1ed9 b\u1ec1n k\u00e9o t\u1ed1i thi\u1ec3u \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 t\u0103ng l\u1ef1c \u0111\u00e1ng k\u1ec3. L\u1ef1c 20 t\u1ea5n m\u1ed7i foot tho\u1ea3i m\u00e1i tr\u1edf th\u00e0nh 24 ho\u1eb7c 26.<\/p>\n\n\n\n

      V\u00e0 n\u1ebfu u\u1ed1n ch\u1ea1m \u0111\u00e1y thay v\u00ec u\u1ed1n b\u1eb1ng kh\u00f4ng kh\u00ed? B\u1ea1n c\u00f3 th\u1ec3 \u1edf m\u1ee9c g\u1ea5p b\u1ed1n l\u1ea7n t\u1ea3i u\u1ed1n b\u1eb1ng kh\u00f4ng kh\u00ed. T\u00f4i \u0111\u00e3 th\u1ea5y b\u1ea3ng u\u1ed1n b\u1eb1ng kh\u00f4ng kh\u00ed \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho c\u00e1c c\u00f4ng vi\u1ec7c ch\u1ea1m \u0111\u00e1y ch\u1ec9 v\u00ec trang danh m\u1ee5c tr\u00f4ng gi\u1ed1ng nhau. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 l\u1ed7i l\u00e0m tr\u00f2n s\u1ed1. \u0110\u00f3 l\u00e0 c\u00e1ch bi\u1ebfn m\u1ed9t khu\u00f4n th\u00e0nh hai m\u1ea3nh.<\/p>\n\n\n\n

      B\u1ea1n \u0111\u00e3 tr\u00e1nh vi\u1ec7c thay d\u1ee5ng c\u1ee5. B\u1ea1n \u0111\u00e3 t\u0103ng \u1ee9ng su\u1ea5t c\u1ee5c b\u1ed9, gi\u1ea3m tu\u1ed5i th\u1ecd khu\u00f4n, v\u00e0 c\u00f3 th\u1ec3 v\u01b0\u1ee3t qu\u00e1 s\u1ee9c k\u00e9o th\u1eb3ng m\u00e0 k\u1eb9p c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf.<\/p>\n\n\n\n

      \u0110\u1eebng \u00e9p h\u1eb9p khe V \u0111\u1ec3 ti\u1ebft ki\u1ec7m th\u1eddi gian thi\u1ebft l\u1eadp tr\u1eeb khi b\u1ea1n \u0111\u00e3 t\u00ednh l\u1ea1i gi\u1edbi h\u1ea1n l\u1ef1c v\u00e0 m\u00e9p cho ch\u00ednh l\u00f4 v\u1eadt li\u1ec7u \u0111\u00f3.<\/p>\n\n\n\n

      V\u1ea5n \u0111\u1ec1 t\u1ea3i tr\u1ecdng c\u1ee5c b\u1ed9: B\u1ea1n c\u00f3 \u0111ang qu\u00e1 t\u1ea3i m\u1ed9t inch c\u1ee5 th\u1ec3 c\u1ee7a khu\u00f4n m\u1eb7c d\u00f9 v\u1eabn d\u01b0\u1edbi c\u00f4ng su\u1ea5t t\u1ed1i \u0111a c\u1ee7a m\u00e1y?<\/h3>\n\n\n\n

      \u0110\u00e2y l\u00e0 tr\u01b0\u1eddng h\u1ee3p l\u00e0m n\u1ee9t d\u1ee5ng c\u1ee5 m\u00e0 kh\u00f4ng c\u00f3 c\u1ea3nh b\u00e1o.<\/p>\n\n\n\n

      M\u1ed9t m\u00e1y phanh 100 t\u1ea5n u\u1ed1n m\u1ed9t chi ti\u1ebft d\u00e0i 36 inch v\u1edbi t\u1ed5ng t\u1ea3i 30 t\u1ea5n tr\u00f4ng an to\u00e0n tr\u00ean m\u00e0n h\u00ecnh. B\u1ea1n \u0111ang \u1edf m\u1ee9c 30\/100 t\u1ea5n c\u00f4ng su\u1ea5t m\u00e1y. Kh\u00f4ng b\u00e1o \u0111\u1ed9ng. Kh\u00f4ng k\u1ecbch t\u00ednh.<\/p>\n\n\n\n

      Nh\u01b0ng h\u00e3y chia ra.<\/p>\n\n\n\n

      Ba m\u01b0\u01a1i t\u1ea5n tr\u00ean 36 inch l\u00e0 0,83 t\u1ea5n m\u1ed7i inch. T\u1ed1t \u2014 n\u1ebfu khu\u00f4n c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c \u0111\u1ecbnh m\u1ee9c, v\u00ed d\u1ee5, 1,5 t\u1ea5n m\u1ed7i inch trong khe V \u0111\u00f3.<\/p>\n\n\n\n

      B\u00e2y gi\u1edd \u0111\u1ed5i k\u1ecbch b\u1ea3n. V\u1eabn 30 t\u1ea5n, nh\u01b0ng chi ti\u1ebft ch\u1ec9 d\u00e0i 12 inch v\u00e0 \u0111\u1eb7t \u1edf trung t\u00e2m. \u0110\u00f3 l\u00e0 2,5 t\u1ea5n m\u1ed7i inch. N\u1ebfu \u0111\u1ecbnh m\u1ee9c c\u1ee7a khu\u00f4n cho khe V h\u1eb9p \u0111\u00f3 l\u00e0 2,0 t\u1ea5n m\u1ed7i inch, b\u1ea1n \u0111ang qu\u00e1 t\u1ea3i \u2014 trong khi m\u00e1y v\u1eabn ch\u1ea1y nh\u1eb9 nh\u00e0ng \u1edf m\u1ee9c 30\/100 t\u1ea5n.<\/p>\n\n\n\n

      \u0110\u00f3 ch\u00ednh l\u00e0 v\u1ea5n \u0111\u1ec1 t\u1ea3i tr\u1ecdng c\u1ee5c b\u1ed9. M\u00e1y \u0111\u01b0\u1ee3c \u0111\u1ecbnh m\u1ee9c theo t\u1ed5ng t\u1ea5n. D\u1ee5ng c\u1ee5 s\u1ed1ng v\u00e0 ch\u1ebft theo t\u1ea5n tr\u00ean m\u1ed7i inch.<\/p>\n\n\n\n

      C\u00e1c danh m\u1ee5c th\u00edch in kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch c\u00f4ng su\u1ea5t t\u1ed1i \u0111a c\u1ee7a m\u00e1y. Nh\u01b0ng \u00edt n\u00f3i v\u1ec1 ph\u00e2n b\u1ed1 t\u1ea3i theo inch v\u00e0 \u0111\u1ecbnh m\u1ee9c khu\u00f4n \u1edf nh\u1eefng khe V c\u1ee5 th\u1ec3. M\u1ed9t khe V h\u1eb9p trong d\u1ee5ng c\u1ee5 t\u00f4i c\u1ee9ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u1ecbnh m\u1ee9c th\u1ea5p h\u01a1n nhi\u1ec1u m\u1ed7i inch so v\u1edbi khe V r\u1ed9ng trong c\u00f9ng lo\u1ea1i. V\u01b0\u1ee3t qu\u00e1, v\u00e0 d\u1ea5u hi\u1ec7u \u0111\u1ea7u ti\u00ean th\u01b0\u1eddng l\u00e0 v\u1ebft n\u1ee9t nh\u1ecf \u1edf vai khu\u00f4n \u2014 r\u1ed3i m\u1ed9t g\u00e3y \u0111\u1ed9t ng\u1ed9t gi\u1eefa qu\u00e1 tr\u00ecnh.<\/p>\n\n\n\n

      V\u00e0 n\u1ebfu h\u1ec7 th\u1ed1ng k\u1eb9p c\u1ee7a b\u1ea1n kh\u00f4ng k\u00e9o \u0111\u1ed3ng \u0111\u1ec1u \u2014 n\u1ebfu m\u1ed9t \u0111o\u1ea1n ng\u1ed3i th\u1ea5p h\u01a1n 0,05 mm \u2014 \u0111o\u1ea1n \u0111\u00f3 ch\u1ecbu nhi\u1ec1u t\u1ea3i h\u01a1n ph\u1ea7n c\u1ee7a n\u00f3. M\u1ed9t inch ch\u1ecbu 3,0 t\u1ea5n trong khi trung b\u00ecnh l\u00e0 2,5. \u0110\u00f3 l\u00e0 c\u00e1ch m\u1ed9t \u0111o\u1ea1n tr\u1edf th\u00e0nh h\u00e0ng quy\u00ean g\u00f3p cho th\u00f9ng ph\u1ebf li\u1ec7u trong khi ph\u1ea7n c\u00f2n l\u1ea1i v\u1eabn nguy\u00ean v\u1eb9n.<\/p>\n\n\n\n

      B\u1ea1n c\u00f3 th\u1ec3 v\u1eabn d\u01b0\u1edbi m\u1ee9c \u0111\u1ecbnh m\u1ee9c 100 t\u1ea5n c\u1ee7a m\u00e1y m\u00e0 v\u1eabn ph\u00e1 h\u1ecfng khu\u00f4n v\u00ec m\u1ed9t \u0111o\u1ea1n 12 inch v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n t\u1ea5n tr\u00ean m\u1ed7i inch. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 xui x\u1ebbo. \u0110\u00f3 l\u00e0 to\u00e1n h\u1ecdc b\u1ecb b\u1ecf qua.<\/p>\n\n\n\n

      Khi \u0111\u00e1nh gi\u00e1 danh m\u1ee5c, h\u00e3y ng\u1eebng nh\u00ecn v\u00e0o t\u1ed5ng t\u1ea3i \u0111\u1ea7u ti\u00ean. H\u00e3y h\u1ecfi: \u0111\u1ecbnh m\u1ee9c t\u1ea5n tr\u00ean m\u1ed7i inch c\u1ee7a khu\u00f4n \u1edf khe V n\u00e0y l\u00e0 bao nhi\u00eau, v\u00e0 n\u00f3 so v\u1edbi v\u1eadt li\u1ec7u, \u0111\u1ed9 d\u00e0y, chi\u1ec1u d\u00e0i, v\u00e0 ph\u01b0\u01a1ng ph\u00e1p u\u1ed1n x\u1ea5u nh\u1ea5t c\u1ee7a t\u00f4i nh\u01b0 th\u1ebf n\u00e0o?<\/p>\n\n\n\n

      Tr\u1ea3 l\u1eddi \u0111i\u1ec1u \u0111\u00f3 b\u1eb1ng m\u1ef1c tr\u01b0\u1edbc khi b\u1ea1n t\u1ea3i d\u1ee5ng c\u1ee5.<\/p>\n\n\n\n

      Ma tr\u1eadn t\u01b0\u01a1ng th\u00edch: C\u00e1ch th\u1ef1c s\u1ef1 \u0111\u1ecdc danh m\u1ee5c d\u1ee5ng c\u1ee5<\/h2>\n\n\n\n

      B\u1ea1n \u0111ang nh\u00ecn v\u00e0o c\u00e1c con s\u1ed1 t\u1ea5n tr\u00ean m\u1ed7i inch trong \u0111i\u1ec1u ki\u1ec7n x\u1ea5u nh\u1ea5t c\u00f3 th\u1ec3 l\u00e0m n\u1ee9t khu\u00f4n trong khi m\u00e0n h\u00ecnh m\u00e1y n\u00f3i b\u1ea1n \u201cch\u1ec9 \u1edf m\u1ee9c 40\/100 t\u1ea5n.\u201d T\u1ed1t. \u0110\u00f3 l\u00e0 d\u1ea1ng lo xa \u0111\u00fang \u0111\u1eafn.<\/p>\n\n\n\n

      Gi\u1edd \u0111\u00e2y l\u00e0 b\u01b0\u1edbc h\u1ea7u h\u1ebft c\u00e1c x\u01b0\u1edfng b\u1ecf qua: b\u1ea1n kh\u00f4ng b\u1eaft \u0111\u1ea7u v\u1edbi danh m\u1ee5c b\u1eb1ng c\u00e1ch nh\u00ecn v\u00e0o h\u00ecnh d\u1ea1ng. B\u1ea1n b\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch x\u00e2y d\u1ef1ng m\u1ed9t ma tr\u1eadn t\u01b0\u01a1ng th\u00edch \u2014 b\u1ed1n d\u00f2ng tr\u00ean gi\u1ea5y:<\/p>\n\n\n\n

        \n
      • Ki\u1ec3u k\u1eb9p (ti\u00eau chu\u1ea9n v\u00e0 h\u00ecnh d\u1ea1ng tang ch\u00ednh x\u00e1c)<\/li>\n\n\n\n
      • M\u1ee9c t\u1ea5n tr\u00ean m\u1ed7i inch an to\u00e0n t\u1ed1i \u0111a m\u00e0 m\u00e1y v\u00e0 k\u1eb9p c\u1ee7a b\u1ea1n th\u1ef1c s\u1ef1 c\u00f3 th\u1ec3 truy\u1ec1n<\/li>\n\n\n\n
      • M\u1ee5c ti\u00eau b\u00e1n k\u00ednh b\u00ean trong cho c\u00f4ng vi\u1ec7c ch\u1ee7 l\u1ef1c c\u1ee7a b\u1ea1n<\/li>\n\n\n\n
      • Ph\u1ea1m vi c\u01b0\u1eddng \u0111\u1ed9 k\u00e9o c\u1ee7a v\u1eadt li\u1ec7u (s\u1ed1 th\u1ef1c, kh\u00f4ng ph\u1ea3i \u201cth\u00e9p m\u1ec1m\u201d)<\/li>\n<\/ul>\n\n\n\n

        Cho \u0111\u1ebfn khi b\u1ed1n y\u1ebfu t\u1ed1 \u0111\u00f3 \u0111\u01b0\u1ee3c ghi l\u1ea1i, cu\u1ed1n catalogue l\u00e0 m\u1ed9t c\u00e1i b\u1eaby \u0111\u01b0\u1ee3c ng\u1ee5y trang th\u00e0nh s\u1ef1 ti\u1ec7n l\u1ee3i.<\/p>\n\n\n\n

        Catalogue d\u1ee5ng c\u1ee5 kh\u00f4ng ph\u1ea3i l\u00e0 th\u1ef1c \u0111\u01a1n. N\u00f3 l\u00e0 m\u1ed9t b\u00e0i ki\u1ec3m tra s\u00e0ng l\u1ecdc di truy\u1ec1n. M\u00e1y ch\u1ea5n c\u1ee7a b\u1ea1n c\u00f3 m\u1ed9t DNA k\u1eb9p v\u00e0 gi\u1edbi h\u1ea1n t\u1ea3i \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a trong s\u1eaft v\u00e0 th\u1ee7y l\u1ef1c. B\u1ea5t k\u1ef3 d\u1ee5ng c\u1ee5 n\u00e0o kh\u00f4ng kh\u1edbp v\u1edbi m\u00e3 \u0111\u00f3 s\u1ebd b\u1ecb t\u1eeb ch\u1ed1i m\u1ed9t c\u00e1ch b\u1ea1o l\u1ef1c.<\/p>\n\n\n\n

        V\u1eady l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 th\u1ef1c s\u1ef1 \u0111\u1ecdc n\u00f3 m\u00e0 kh\u00f4ng ph\u1ea3i hi\u1ebfn d\u1ee5ng c\u1ee5 cho th\u00f9ng ph\u1ebf li\u1ec7u?<\/p>\n\n\n\n

        B\u01b0\u1edbc 1: \u0110\u1ea3o ng\u01b0\u1ee3c k\u1ef9 thu\u1eadt lo\u1ea1i k\u1eb9p v\u00e0 c\u01b0\u1eddng \u0111\u1ed9 t\u1ed1i \u0111a t\u00ednh tr\u00ean m\u1ed7i inch c\u1ee7a m\u00e1y<\/h3>\n\n\n\n

        T\u00f4i kh\u00f4ng quan t\u00e2m th\u01b0\u01a1ng hi\u1ec7u b\u00ean ngo\u00e0i l\u00e0 g\u00ec. T\u00f4i quan t\u00e2m \u0111i\u1ec1u g\u00ec n\u1eb1m d\u01b0\u1edbi thanh \u00e9p.<\/p>\n\n\n\n

        N\u00f3 c\u00f3 ph\u1ea3i l\u00e0 tang ki\u1ec3u ch\u00e2u \u00c2u th\u1ef1c s\u1ef1 v\u1edbi \u0111\u1ebf 13 mm v\u00e0 r\u00e3nh n\u1ea1p t\u1eeb ph\u00eda tr\u01b0\u1edbc? Tang ki\u1ec3u M\u1ef9 hai m\u1ea3nh v\u1edbi gi\u00e1 gi\u1eef ch\u00e0y ri\u00eang? H\u1ed3 s\u01a1 Promecam v\u1edbi chi\u1ec1u r\u1ed9ng vai c\u1ee5 th\u1ec3? H\u00e3y \u0111o n\u00f3. \u0110\u1eebng \u0111o\u00e1n. T\u00f4i \u0111\u00e3 th\u1ea5y m\u1ed9t tr\u01b0\u1edfng v\u1eadn h\u00e0nh c\u1ed1 g\u1eafng \u0111\u1eb7t m\u1ed9t tang 0.500 v\u00e0o khe c\u1ee1 m\u00e9t v\u00ec \u201cc\u01a1 b\u1ea3n l\u00e0 gi\u1ed1ng nhau.\u201d Kh\u00f4ng ph\u1ea3i v\u1eady. B\u1ed9 k\u1eb9p \u0111\u00e3 ph\u1ea3i tr\u1ea3 gi\u00e1.<\/p>\n\n\n\n

        H\u00ecnh h\u1ecdc k\u1eb9p quy\u1ebft \u0111\u1ecbnh c\u00e1ch t\u1ea3i truy\u1ec1n t\u1eeb thanh \u00e9p xu\u1ed1ng ch\u00e0y. M\u1ed9t tang kh\u00edt v\u00e0 ti\u1ebfp x\u00fac to\u00e0n ph\u1ea7n ph\u00e2n b\u1ed5 t\u1ea3i \u0111\u1ec1u. H\u1ec7 th\u1ed1ng thay nhanh v\u1edbi cam ho\u1eb7c n\u00eam t\u1ea1o ra m\u1ed9t \u0111i\u1ec3m b\u1ea3n l\u1ec1. B\u1ea1n \u0111\u00e3 th\u00eam s\u1ef1 ti\u1ec7n l\u1ee3i \u2014 v\u00e0 m\u1ed9t \u0111i\u1ec3m b\u1ea3n l\u1ec1 c\u01a1 kh\u00ed \u2014 gi\u1eefa 100 t\u1ea5n l\u1ef1c v\u00e0 \u0111\u01b0\u1eddng g\u1ea5p c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

        Nh\u01b0ng k\u1eb9p tr\u00ean m\u00e1y ch\u1ea5n c\u1ee7a b\u1ea1n l\u00e0 g\u00ec \u2014 v\u00e0 th\u1ef1c s\u1ef1 \u0111\u01b0\u1ee3c \u0111\u1ecbnh m\u1ee9c bao nhi\u00eau t\u1ea5n m\u1ed7i inch?<\/p>\n\n\n\n

        Kh\u00f4ng ph\u1ea3i \u0111\u1ecbnh m\u1ee9c trong brochure. L\u00e0 \u0111\u1ecbnh m\u1ee9c th\u1ef1c t\u1ebf.<\/p>\n\n\n\n

        N\u1ebfu m\u00e1y ch\u1ea5n c\u1ee7a b\u1ea1n l\u00e0 150 t\u1ea5n tr\u00ean 10 feet, t\u1ee9c trung b\u00ecnh 15 t\u1ea5n m\u1ed7i foot \u2014 1,25 t\u1ea5n m\u1ed7i inch \u2014 n\u1ebfu ph\u00e2n b\u1ed5 ho\u00e0n h\u1ea3o. Gi\u1edd h\u00e3y nh\u00ecn v\u00e0o t\u00ecnh hu\u1ed1ng x\u1ea5u nh\u1ea5t t\u1eeb tr\u01b0\u1edbc: V h\u1eb9p, c\u01b0\u1eddng \u0111\u1ed9 k\u00e9o cao, chi ti\u1ebft 12 inch \u0111\u1eb7t \u1edf gi\u1eefa. B\u1ea1n c\u00f3 th\u1ec3 \u0111ang \u0111\u1ea9y 2,5\u20133,0 t\u1ea5n m\u1ed7i inch \u1edf v\u1ecb tr\u00ed \u0111\u00f3.<\/p>\n\n\n\n

        N\u1ebfu h\u1ec7 th\u1ed1ng k\u1eb9p v\u00e0 gi\u00e1 gi\u1eef ch\u00e0y c\u1ee7a b\u1ea1n ch\u1ec9 tho\u1ea3i m\u00e1i \u1edf 2,0 t\u1ea5n m\u1ed7i inch li\u00ean t\u1ee5c, b\u1ea1n \u0111\u00e3 ch\u1ecdn m\u1eaft x\u00edch y\u1ebfu.<\/p>\n\n\n\n

        H\u00e3y ghi l\u1ea1i s\u1ed1 t\u1ea5n an to\u00e0n t\u1ed1i \u0111a m\u1ed7i inch d\u1ef1a tr\u00ean v\u1eadt li\u1ec7u x\u1ea5u nh\u1ea5t v\u00e0 chi\u1ec1u d\u00e0i g\u1ea5p ng\u1eafn nh\u1ea5t m\u00e0 b\u1ea1n ch\u1ea1y. N\u1ebfu b\u1ea1n kh\u00f4ng bi\u1ebft, h\u00e3y g\u1ecdi nh\u00e0 s\u1ea3n xu\u1ea5t m\u00e1y \u0111\u1ec3 h\u1ecfi. \u0110\u1eebng \u0111o\u00e1n.<\/p>\n\n\n\n

        B\u1ea1n \u0111ang x\u00e1c \u0111\u1ecbnh tr\u1ea7n m\u00e0 d\u1ee5ng c\u1ee5 c\u1ee7a b\u1ea1n ph\u1ea3i ch\u1ecbu \u0111\u01b0\u1ee3c. H\u00e3y l\u00e0m \u0111i\u1ec1u \u0111\u00f3 tr\u01b0\u1edbc khi so s\u00e1nh b\u1ea5t k\u1ef3 h\u1ed3 s\u01a1 ch\u00e0y n\u00e0o.<\/p>\n\n\n\n

        B\u01b0\u1edbc 2: X\u00e1c \u0111\u1ecbnh ph\u01b0\u01a1ng ph\u00e1p ch\u1ea5n v\u00e0 b\u00e1n k\u00ednh m\u1ee5c ti\u00eau tr\u01b0\u1edbc khi nh\u00ecn v\u00e0o h\u1ed3 s\u01a1 ch\u00e0y<\/h3>\n\n\n\n

        Ch\u1ea5n gi\u00f3, ch\u1ea5n \u0111\u00e1y, ch\u1ea5n d\u1eadp \u2014 ch\u00fang kh\u00f4ng ch\u1ec9 l\u00e0 kh\u00e1c bi\u1ec7t v\u1ec1 h\u00ecnh th\u1ee9c. Ch\u00fang l\u00e0 kh\u00e1c bi\u1ec7t v\u1ec1 \u0111\u01b0\u1eddng t\u1ea3i.<\/p>\n\n\n\n

        Ch\u1ea5n gi\u00f3 cho b\u1ea1n b\u00e1n k\u00ednh ph\u1ee5 thu\u1ed9c v\u00e0o k\u00edch m\u1edf V. Ch\u1ea5n \u0111\u00e1y \u00e9p v\u1eadt li\u1ec7u v\u00e0o vai c\u1ee7a khu\u00f4n. Ch\u1ea5n d\u1eadp n\u00e9n n\u00f3 v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n ch\u1ea3y xuy\u00ean qua \u0111\u1ed9 d\u00e0y. M\u1ed7i b\u01b0\u1edbc t\u0103ng l\u00e0m nh\u00e2n t\u1ea3i tr\u1ecdng. B\u1ea1n \u0111\u00e3 th\u1ea5y \u0111i\u1ec1u \u0111\u00f3 t\u00e1c \u0111\u1ed9ng th\u1ebf n\u00e0o \u0111\u1ebfn t\u1ea5n tr\u00ean m\u1ed7i inch.<\/p>\n\n\n\n

        V\u00ec v\u1eady, h\u00e3y t\u1ef1 h\u1ecfi: b\u00e1n k\u00ednh b\u00ean trong b\u1ea1n th\u1ef1c s\u1ef1 mu\u1ed1n \u0111\u1ea1t l\u00e0 g\u00ec?<\/p>\n\n\n\n

        N\u1ebfu b\u1ea3n v\u1ebd y\u00eau c\u1ea7u b\u00e1n k\u00ednh b\u00ean trong 0.062 trong v\u1eadt li\u1ec7u d\u00e0y 0.125, v\u00e0 b\u1ea1n d\u1ef1 \u0111\u1ecbnh ch\u1ea5n gi\u00f3, b\u00e1n k\u00ednh \u0111\u00f3 ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t b\u1edfi k\u00edch m\u1edf V \u2014 kho\u1ea3ng 16% c\u1ee7a V cho th\u00e9p m\u1ec1m l\u00e0m \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u. \u0110i\u1ec1u \u0111\u00f3 ngh\u0129a l\u00e0 l\u1ef1a ch\u1ecdn khu\u00f4n c\u1ee7a b\u1ea1n l\u00e0 ki\u1ec3m so\u00e1t b\u00e1n k\u00ednh tr\u01b0\u1edbc, m\u0169i ch\u00e0y sau.<\/p>\n\n\n\n

        Nh\u01b0ng n\u1ebfu b\u1ea1n \u0111ang \u00e9p ch\u1ea1m \u0111\u00e1y \u0111\u1ec3 \u201ckh\u00f3a\u201d g\u00f3c, th\u00ec b\u00e1n k\u00ednh m\u0169i ch\u00e0y tr\u1edf th\u00e0nh y\u1ebfu t\u1ed1 chi ph\u1ed1i, v\u00e0 t\u1ea3i tr\u1ecdng t\u0103ng m\u1ea1nh \u0111\u1ed9t ng\u1ed9t l\u00ean vai khu\u00f4n.<\/p>\n\n\n\n

        Ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c. B\u1ea3n \u0111\u1ed3 \u1ee9ng su\u1ea5t kh\u00e1c. C\u00f9ng m\u1ed9t trang catalogue.<\/p>\n\n\n\n

        Catalogue li\u1ec7t k\u00ea c\u00e1c d\u1ea1ng ch\u00e0y theo g\u00f3c m\u0169i v\u00e0 b\u00e1n k\u00ednh m\u0169i nh\u01b0 th\u1ec3 \u0111\u00f3 l\u00e0 t\u00f9y ch\u1ecdn th\u1eddi trang. Kh\u00f4ng ph\u1ea3i v\u1eady. \u0110\u00e2y l\u00e0 c\u00e1c quy\u1ebft \u0111\u1ecbnh k\u1ebft c\u1ea5u, x\u00e1c \u0111\u1ecbnh li\u1ec7u k\u1eb9p c\u1ee7a b\u1ea1n s\u1ebd ch\u1ecbu t\u1ea3i ph\u00e2n b\u1ed1 \u0111\u1ec1u hay ch\u1ecbu c\u00fa s\u1ed1c n\u00e9n t\u1eadp trung.<\/p>\n\n\n\n

        X\u00e1c \u0111\u1ecbnh ph\u01b0\u01a1ng ph\u00e1p u\u1ed1n v\u00e0 b\u00e1n k\u00ednh m\u1ee5c ti\u00eau b\u1eb1ng ch\u1eef vi\u1ebft. Sau \u0111\u00f3 lo\u1ea1i b\u1ecf m\u1ecdi k\u1ebft h\u1ee3p ch\u00e0y v\u00e0 khu\u00f4n bu\u1ed9c b\u1ea1n ph\u1ea3i d\u00f9ng ph\u01b0\u01a1ng ph\u00e1p t\u1ea3i tr\u1ecdng cao h\u01a1n kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u1ef1ng c\u1ee7a k\u1eb9p.<\/p>\n\n\n\n

        \u0110\u1eebng \u0111\u1ec3 m\u1ed9t b\u1ea3n v\u1ebd m\u1eb7t c\u1eaft \u0111\u1eb9p m\u1eaft d\u1ee5 b\u1ea1n v\u00e0o t\u00ecnh hu\u1ed1ng t\u1ea3i m\u00e0 \u201cDNA\u201d m\u00e1y c\u1ee7a b\u1ea1n kh\u00f4ng th\u1ec3 ch\u1ecbu n\u1ed5i.<\/p>\n\n\n\n

        B\u01b0\u1edbc 3: \u0110\u1ed1i chi\u1ebfu khuy\u1ebfn ngh\u1ecb chi\u1ec1u m\u1edf V trong catalogue v\u1edbi \u0111\u1ed9 b\u1ec1n k\u00e9o c\u1ee7a v\u1eadt li\u1ec7u c\u1ee7a b\u1ea1n<\/h3>\n\n\n\n

        \u0110\u00e2y l\u00e0 n\u01a1i h\u1ea7u h\u1ebft c\u00e1c th\u1ee3 v\u1eadn h\u00e0nh gi\u00e0u kinh nghi\u1ec7m tr\u1edf n\u00ean ch\u1ee7 quan.<\/p>\n\n\n\n

        Bi\u1ec3u \u0111\u1ed3 ghi 8\u00d7 \u0111\u1ed9 d\u00e0y. B\u1ea1n g\u1eadt \u0111\u1ea7u. B\u1ea1n \u0111\u00e3 l\u00e0m \u0111i\u1ec1u \u0111\u00f3 su\u1ed1t 15 n\u0103m.<\/p>\n\n\n\n

        Nh\u01b0ng bi\u1ec3u \u0111\u1ed3 \u0111\u00f3 gi\u1ea3 \u0111\u1ecbnh \u0111\u1ed9 b\u1ec1n k\u00e9o kho\u1ea3ng 60.000 PSI tr\u1eeb khi c\u00f3 ghi r\u00f5 kh\u00e1c. B\u1ea1n \u0111\u00e3 th\u1ea5y chuy\u1ec7n g\u00ec x\u1ea3y ra \u1edf m\u1ee9c 200.000+.<\/p>\n\n\n\n

        V\u00ec v\u1eady khi catalogue khuy\u1ebfn ngh\u1ecb, ch\u1eb3ng h\u1ea1n, V 1.000 cho v\u1eadt li\u1ec7u 0.125, \u0111\u00f3 l\u00e0 g\u1ee3i \u00fd v\u1ec1 h\u00ecnh d\u1ea1ng \u2014 ch\u1ee9 kh\u00f4ng ph\u1ea3i \u0111\u1ea3m b\u1ea3o s\u1ed1ng s\u00f3t.<\/p>\n\n\n\n

        Ch\u1ea1y c\u00f4ng th\u1ee9c t\u00ednh t\u1ea3i v\u1edbi \u0111\u1ed9 b\u1ec1n k\u00e9o th\u1ef1c t\u1ebf c\u1ee7a b\u1ea1n. N\u1ebfu v\u1eadt li\u1ec7u ch\u00ednh c\u1ee7a b\u1ea1n l\u00e0 90.000 PSI, nh\u00e2n l\u00ean t\u01b0\u01a1ng \u1ee9ng. N\u1ebfu th\u1ec9nh tho\u1ea3ng b\u1ea1n u\u1ed1n c\u00e1i g\u00ec \u0111\u00f3 tr\u00ean 180.000, h\u00e3y t\u00ednh c\u1ea3. S\u1eed d\u1ee5ng t\u00ecnh hu\u1ed1ng x\u1ea5u nh\u1ea5t.<\/p>\n\n\n\n

        Sau \u0111\u00f3 so s\u00e1nh:<\/p>\n\n\n\n

          \n
        • T\u1ea3i tr\u1ecdng t\u00ednh to\u00e1n t\u00ednh theo t\u1ea5n m\u1ed7i inch<\/li>\n\n\n\n
        • T\u1ea3i tr\u1ecdng \u0111\u01b0\u1ee3c khu\u00f4n \u0111\u1ecbnh m\u1ee9c theo t\u1ea5n m\u1ed7i inch \u1edf chi\u1ec1u m\u1edf V \u0111\u00f3<\/li>\n\n\n\n
        • T\u1ea3i tr\u1ecdng an to\u00e0n c\u1ee7a k\u1eb9p t\u00ednh theo t\u1ea5n m\u1ed7i inch<\/li>\n<\/ul>\n\n\n\n

          C\u1ea3 ba ph\u1ea3i \u0111\u1ed3ng nh\u1ea5t.<\/p>\n\n\n\n

          N\u1ebfu khu\u00f4n \u0111\u01b0\u1ee3c \u0111\u1ecbnh m\u1ee9c 2,0 t\u1ea5n m\u1ed7i inch \u1edf V 1.000, v\u00e0 ph\u00e9p t\u00ednh t\u00ecnh hu\u1ed1ng x\u1ea5u nh\u1ea5t c\u1ee7a b\u1ea1n cho ra 2,4, th\u00ec khu\u00f4n \u0111\u00f3 kh\u00f4ng \u201cg\u1ea7n \u0111\u00fang.\u201d N\u00f3 l\u00e0 sai.<\/p>\n\n\n\n

          \u0110\u00e2y l\u00e0 l\u00fac ma tr\u1eadn t\u01b0\u01a1ng th\u00edch ph\u00e1t huy t\u00e1c d\u1ee5ng. B\u1ea1n kh\u00f4ng h\u1ecfi \u201cN\u00f3 c\u00f3 u\u1ed1n \u0111\u01b0\u1ee3c kh\u00f4ng?\u201d B\u1ea1n \u0111ang h\u1ecfi \u201cN\u00f3 c\u00f3 s\u1ed1ng s\u00f3t qua c\u00f4ng vi\u1ec7c t\u1ec7 nh\u1ea5t c\u1ee7a t\u00f4i tr\u00ean chi ti\u1ebft ng\u1eafn nh\u1ea5t b\u1eb1ng v\u1eadt li\u1ec7u c\u1ee9ng nh\u1ea5t kh\u00f4ng?\u201d<\/p>\n\n\n\n

          \u0110\u1eebng \u0111\u1ec3 bi\u1ec3u \u0111\u1ed3 V cho th\u00e9p m\u1ec1m ch\u1ecdn d\u1ee5ng c\u1ee5 cho th\u1ef1c t\u1ebf th\u00e9p \u0111\u1ed9 b\u1ec1n cao.<\/p>\n\n\n\n

          B\u01b0\u1edbc<\/th>Ti\u00eau \u0111\u1ec1<\/th>H\u00e0nh \u0111\u1ed9ng ch\u00ednh<\/th>Nh\u1eefng l\u01b0u \u00fd quan tr\u1ecdng<\/th>C\u00e1c b\u01b0\u1edbc ki\u1ec3m tra b\u1eaft bu\u1ed9c<\/th><\/tr><\/thead>
          B\u01b0\u1edbc 1<\/td>Ph\u00e2n t\u00edch ng\u01b0\u1ee3c lo\u1ea1i k\u1eb9p c\u1ee7a m\u00e1y v\u00e0 c\u00f4ng su\u1ea5t t\u1ed1i \u0111a t\u00ednh theo t\u1ea5n tr\u00ean m\u1ed7i inch<\/td>X\u00e1c \u0111\u1ecbnh h\u1ec7 th\u1ed1ng k\u1eb9p th\u1ef1c t\u1ebf (\u0111\u1ea7u k\u1eb9p ki\u1ec3u ch\u00e2u \u00c2u, ki\u1ec3u hai m\u1ea3nh c\u1ee7a M\u1ef9, Promecam, v.v.). \u0110o \u0111\u1ea1c h\u00ecnh h\u1ecdc th\u1ef1c t\u1ebf. X\u00e1c \u0111\u1ecbnh c\u00f4ng su\u1ea5t th\u1ef1c t\u00ednh theo t\u1ea5n tr\u00ean m\u1ed7i inch. T\u00ednh to\u00e1n t\u1ea3i c\u1ee5c b\u1ed9 trong \u0111i\u1ec1u ki\u1ec7n x\u1ea5u nh\u1ea5t d\u1ef1a tr\u00ean chi\u1ec1u d\u00e0i u\u1ed1n ng\u1eafn nh\u1ea5t v\u00e0 v\u1eadt li\u1ec7u c\u00f3 \u0111\u1ed9 b\u1ec1n k\u00e9o cao nh\u1ea5t.<\/td>H\u00ecnh d\u1ea1ng k\u1eb9p quy\u1ebft \u0111\u1ecbnh vi\u1ec7c truy\u1ec1n t\u1ea3i. C\u00e1c h\u1ec7 th\u1ed1ng thay nhanh c\u00f3 th\u1ec3 t\u1ea1o ra c\u00e1c \u0111i\u1ec3m b\u1ea3n l\u1ec1. Th\u00f4ng s\u1ed1 qu\u1ea3ng c\u00e1o kh\u00f4ng \u0111\u1ee7. T\u1ea3i c\u1ee5c b\u1ed9 c\u00f3 th\u1ec3 v\u01b0\u1ee3t qu\u00e1 m\u1ee9c x\u1ebfp h\u1ea1ng trung b\u00ecnh c\u1ee7a m\u00e1y.<\/td>X\u00e1c nh\u1eadn lo\u1ea1i k\u1eb9p v\u00e0 k\u00edch th\u01b0\u1edbc th\u1ef1c t\u1ebf. T\u00ednh to\u00e1n c\u00f4ng su\u1ea5t t\u1ed1i \u0111a theo t\u1ea5n tr\u00ean m\u1ed7i inch trong \u0111i\u1ec1u ki\u1ec7n x\u1ea5u nh\u1ea5t. X\u00e1c minh x\u1ebfp h\u1ea1ng li\u00ean t\u1ee5c c\u1ee7a k\u1eb9p v\u00e0 gi\u00e1 \u0111\u1ee1. Li\u00ean h\u1ec7 v\u1edbi nh\u00e0 s\u1ea3n xu\u1ea5t m\u00e1y n\u1ebfu c\u1ea7n.<\/td><\/tr>
          B\u01b0\u1edbc 2<\/td>X\u00e1c \u0111\u1ecbnh ph\u01b0\u01a1ng ph\u00e1p u\u1ed1n v\u00e0 b\u00e1n k\u00ednh m\u1ee5c ti\u00eau tr\u01b0\u1edbc khi xem x\u00e9t bi\u00ean d\u1ea1ng ch\u00e0y<\/td>Quy\u1ebft \u0111\u1ecbnh ph\u01b0\u01a1ng ph\u00e1p u\u1ed1n (u\u1ed1n gi\u00f3, u\u1ed1n \u0111\u00e1y, d\u1eadp ch\u1eb7t). X\u00e1c \u0111\u1ecbnh b\u00e1n k\u00ednh trong c\u1ea7n thi\u1ebft t\u1eeb b\u1ea3n v\u1ebd. Lo\u1ea1i b\u1ecf c\u00e1c t\u1ed5 h\u1ee3p d\u1ee5ng c\u1ee5 v\u01b0\u1ee3t qu\u00e1 t\u1ea3i an to\u00e0n.<\/td>M\u1ed7i ph\u01b0\u01a1ng ph\u00e1p u\u1ed1n t\u1ea1o ra c\u00e1c \u0111\u01b0\u1eddng truy\u1ec1n t\u1ea3i v\u00e0 y\u00eau c\u1ea7u t\u1ea5n kh\u00e1c nhau. B\u00e1n k\u00ednh u\u1ed1n gi\u00f3 ph\u1ee5 thu\u1ed9c ch\u1ee7 y\u1ebfu v\u00e0o kh\u1ea9u \u0111\u1ed9 V. U\u1ed1n \u0111\u00e1y v\u00e0 d\u1eadp ch\u1eb7t t\u0103ng \u0111\u00e1ng k\u1ec3 l\u01b0\u1ee3ng t\u1ea3i. B\u00e1n k\u00ednh m\u0169i ch\u00e0y tr\u1edf th\u00e0nh y\u1ebfu t\u1ed1 ch\u00ednh trong u\u1ed1n \u0111\u00e1y.<\/td>X\u00e1c nh\u1eadn ph\u01b0\u01a1ng ph\u00e1p u\u1ed1n b\u1eb1ng v\u0103n b\u1ea3n. X\u00e1c \u0111\u1ecbnh b\u00e1n k\u00ednh trong m\u1ee5c ti\u00eau. X\u00e1c minh d\u1ee5ng c\u1ee5 kh\u00f4ng t\u1ea1o ra t\u1ea3i cao h\u01a1n kh\u1ea3 n\u0103ng c\u1ee7a k\u1eb9p.<\/td><\/tr>
          B\u01b0\u1edbc 3<\/td>\u0110\u1ed1i chi\u1ebfu khuy\u1ebfn ngh\u1ecb kh\u1ea9u \u0111\u1ed9 V c\u1ee7a danh m\u1ee5c v\u1edbi \u0111\u1ed9 b\u1ec1n k\u00e9o c\u1ee7a v\u1eadt li\u1ec7u c\u1ee7a b\u1ea1n<\/td>Xem l\u1ea1i c\u00e1c \u0111\u1ec1 xu\u1ea5t kh\u1ea9u \u0111\u1ed9 V trong danh m\u1ee5c. T\u00ednh to\u00e1n l\u1ea1i l\u01b0\u1ee3ng t\u1ea5n d\u1ef1a tr\u00ean \u0111\u1ed9 b\u1ec1n k\u00e9o th\u1ef1c t\u1ebf c\u1ee7a v\u1eadt li\u1ec7u. So s\u00e1nh t\u1ea5n tr\u00ean m\u1ed7i inch \u0111\u00e3 t\u00ednh v\u1edbi x\u1ebfp h\u1ea1ng c\u1ee7a khu\u00f4n v\u00e0 k\u1eb9p.<\/td>Bi\u1ec3u \u0111\u1ed3 ti\u00eau chu\u1ea9n th\u01b0\u1eddng gi\u1ea3 \u0111\u1ecbnh \u0111\u1ed9 b\u1ec1n k\u00e9o kho\u1ea3ng ~60.000 PSI. V\u1eadt li\u1ec7u c\u00f3 \u0111\u1ed9 b\u1ec1n cao l\u00e0m t\u0103ng m\u1ea1nh l\u01b0\u1ee3ng t\u1ea3i. C\u00e1c \u0111\u1ec1 xu\u1ea5t h\u00ecnh h\u1ecdc kh\u00f4ng \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i.<\/td>T\u00ednh to\u00e1n t\u1ea3i t\u1ea5n tr\u00ean m\u1ed7i inch trong \u0111i\u1ec1u ki\u1ec7n x\u1ea5u nh\u1ea5t. X\u00e1c nh\u1eadn kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i c\u1ee7a khu\u00f4n t\u1ea1i kh\u1ea9u \u0111\u1ed9 V \u0111\u00e3 ch\u1ecdn. \u0110\u1ea3m b\u1ea3o l\u01b0\u1ee3ng t\u1ea3i \u0111\u00e3 t\u00ednh kh\u00f4ng v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n an to\u00e0n c\u1ee7a khu\u00f4n ho\u1eb7c k\u1eb9p.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

          Khi n\u00e0o n\u00ean b\u1ecf ho\u00e0n to\u00e0n danh m\u1ee5c ti\u00eau chu\u1ea9n v\u00e0 g\u1ecdi h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt \u0111\u1ec3 c\u00f3 bi\u00ean d\u1ea1ng t\u00f9y ch\u1ec9nh<\/h3>\n\n\n\n

          \u0110\u00f4i khi ma tr\u1eadn cho th\u1ea5y kh\u00f4ng c\u00f3 ph\u01b0\u01a1ng \u00e1n n\u00e0o tr\u00ean trang l\u00e0 kh\u1ea3 thi.<\/p>\n\n\n\n

          Gi\u01b0\u1eddng d\u00e0i. V\u1eadt li\u1ec7u c\u00f3 \u0111\u1ed9 b\u1ec1n k\u00e9o cao. B\u00e1n k\u00ednh ch\u1eb7t. M\u00e9p ng\u1eafn. V\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng k\u1eb9p kh\u00f4ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho t\u1ea5m ch\u1ed1ng m\u00e0i m\u00f2n hi\u1ec7n \u0111\u1ea1i.<\/p>\n\n\n\n

          B\u1ea1n c\u00f3 th\u1ec3 linh ho\u1ea1t \u2014 kh\u1ea9u \u0111\u1ed9 V h\u1eb9p, u\u1ed1n theo giai \u0111o\u1ea1n, tr\u00ecnh t\u1ef1 s\u00e1ng t\u1ea1o. Ho\u1eb7c b\u1ea1n c\u00f3 th\u1ec3 th\u1eeba nh\u1eadn s\u1ef1 th\u1eadt: d\u00f2ng ti\u00eau chu\u1ea9n kh\u00f4ng \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o cho tr\u01b0\u1eddng h\u1ee3p t\u1ea3i c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

          \u0110\u00f3 l\u00e0 l\u00fac b\u1ea1n g\u1ecdi h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt v\u00e0 n\u00f3i r\u00f5 r\u00e0ng:<\/p>\n\n\n\n

          \u201cM\u00e1y k\u1eb9p c\u1ee7a t\u00f4i \u0111\u01b0\u1ee3c x\u1ebfp h\u1ea1ng X t\u1ea5n tr\u00ean m\u1ed7i inch. Pha u\u1ed1n x\u1ea5u nh\u1ea5t c\u1ee7a t\u00f4i l\u00e0 v\u1eadt li\u1ec7u Y d\u00e0y Z tr\u00ean N inch. T\u00f4i c\u1ea7n m\u1ed9t bi\u00ean d\u1ea1ng khu\u00f4n v\u00e0 ch\u00e0y ch\u1ecbu \u0111\u01b0\u1ee3c \u0111i\u1ec1u \u0111\u00f3 m\u00e0 kh\u00f4ng v\u01b0\u1ee3t qu\u00e1 A t\u1ea5n tr\u00ean m\u1ed7i inch.\u201d<\/p>\n\n\n\n

          B\u00e2y gi\u1edd b\u1ea1n \u0111ang n\u00f3i \u0111\u00fang ng\u00f4n ng\u1eef c\u1ee7a h\u1ecd.<\/p>\n\n\n\n

          C\u00f3 th\u1ec3 c\u00e2u tr\u1ea3 l\u1eddi l\u00e0 m\u1ed9t khu\u00f4n d\u1ea1ng th\u00e2n r\u1ed9ng v\u1edbi x\u1ebfp h\u1ea1ng cao h\u01a1n tr\u00ean m\u1ed7i inch. C\u00f3 th\u1ec3 l\u00e0 v\u1eadt li\u1ec7u c\u1ee9ng t\u00f9y ch\u1ec9nh. Ho\u1eb7c c\u00f3 th\u1ec3 l\u00e0 gi\u00e1 \u0111\u1ee1 gia c\u01b0\u1eddng ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1ea7u k\u1eb9p c\u1ee7a b\u1ea1n nh\u01b0ng truy\u1ec1n t\u1ea3i s\u00e2u h\u01a1n v\u00e0o \u0111\u1ea7u m\u00e1y.<\/p>\n\n\n\n

          Ho\u1eb7c c\u00f3 th\u1ec3 c\u00e2u tr\u1ea3 l\u1eddi th\u1eadt s\u1ef1 l\u00e0 m\u00e1y c\u1ee7a b\u1ea1n ch\u00ednh l\u00e0 \u201cgen gi\u1edbi h\u1ea1n\u201d trong h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n

          \u0110\u00f3 l\u00e0 g\u00f3c nh\u00ecn t\u00f4i mu\u1ed1n b\u1ea1n mang theo: m\u1ecdi quy\u1ebft \u0111\u1ecbnh v\u1ec1 d\u1ee5ng c\u1ee5 \u0111\u1ec1u l\u00e0 m\u1ed9t quy\u1ebft \u0111\u1ecbnh v\u1ec1 \u0111\u01b0\u1eddng truy\u1ec1n t\u1ea3i l\u1ef1c. Danh m\u1ee5c l\u00e0 d\u1eef li\u1ec7u di truy\u1ec1n th\u00f4. C\u00f4ng vi\u1ec7c c\u1ee7a b\u1ea1n l\u00e0 l\u1ecdc d\u1eef li\u1ec7u \u0111\u00f3 qua h\u00ecnh h\u1ecdc k\u1eb9p ch\u1eb7t, ph\u01b0\u01a1ng ph\u00e1p u\u1ed1n, th\u1ef1c t\u1ebf s\u1ee9c k\u00e9o, v\u00e0 tr\u1ecdng t\u1ea3i t\u1ec7 nh\u1ea5t t\u00ednh theo t\u1ea5n tr\u00ean m\u1ed7i inch tr\u01b0\u1edbc khi kim lo\u1ea1i ch\u1ea1m v\u00e0o kim lo\u1ea1i.<\/p>\n\n\n\n

          N\u1ebfu b\u1ea1n kh\u00f4ng x\u00e2y d\u1ef1ng ma tr\u1eadn \u0111\u00f3 tr\u01b0\u1edbc, b\u1ea1n kh\u00f4ng ph\u1ea3i \u0111ang ch\u1ecdn d\u1ee5ng c\u1ee5.<\/p>\n\n\n\n

          B\u1ea1n \u0111ang \u0111\u00e1nh c\u01b0\u1ee3c v\u1edbi l\u1ef1c m\u00e0 b\u1ea1n kh\u00f4ng nh\u00ecn th\u1ea5y.<\/p>","protected":false},"excerpt":{"rendered":"

          At 2:17 p.m., a lead operator tried to seat a 0.50-inch American tang into a 13 mm European-style clamp on a CNC brake. It wouldn\u2019t lock. He tapped it. He swore at it. Then he asked why the \u201cstandard\u201d punch from the catalogue didn\u2019t fit his \u201cstandard\u201d machine. That PDF looked simple. Rows of punches. […]<\/p>\n","protected":false},"author":1,"featured_media":1156,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_breakdance_hide_in_design_set":false,"_breakdance_tags":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-1152","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts\/1152","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/comments?post=1152"}],"version-history":[{"count":1,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts\/1152\/revisions"}],"predecessor-version":[{"id":1157,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts\/1152\/revisions\/1157"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/media\/1156"}],"wp:attachment":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/media?parent=1152"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/categories?post=1152"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/tags?post=1152"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}