{"id":20970,"date":"2022-02-08T00:48:49","date_gmt":"2022-02-08T00:48:49","guid":{"rendered":"https:\/\/www.meetyoucarbide.com\/?p=20970"},"modified":"2022-02-08T00:49:09","modified_gmt":"2022-02-08T00:49:09","slug":"how-to-roll-high-strength-materials%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.meetyoucarbide.com\/vi\/how-to-roll-high-strength-material%ef%bc%9f\/","title":{"rendered":"C\u00e1ch cu\u1ed9n v\u1eadt li\u1ec7u c\u00f3 \u0111\u1ed9 b\u1ec1n cao\uff1f"},"content":{"rendered":"
\n

Do \u0111\u1ed9 gi\u00e3n d\u00e0i k\u00e9m c\u1ee7a t\u1ea5m c\u01b0\u1eddng \u0111\u1ed9 cao, \u0111\u1eb7c bi\u1ec7t l\u00e0 th\u00e9p c\u01b0\u1eddng \u0111\u1ed9 c\u1ef1c cao c\u00f3 \u0111\u1ed9 b\u1ec1n k\u00e9o l\u1edbn h\u01a1n 780MPa, n\u00ean kh\u00f4ng th\u1ec3 tr\u00e1nh kh\u1ecfi vi\u1ec7c s\u1ea3n xu\u1ea5t th\u00e9p h\u00ecnh ngu\u1ed9i \u0111\u1eb7c bi\u1ec7t b\u1eb1ng c\u00e1ch c\u00e1n qu\u00e1 tr\u00ecnh t\u1ea1o h\u00ecnh h\u1ed7n h\u1ee3p, ch\u1eb3ng h\u1ea1n nh\u01b0 th\u00e2n c\u1ea3n, ch\u1ed1ng thanh va ch\u1ea1m, ng\u01b0\u1ee1ng c\u1eeda, \u0111\u01b0\u1eddng ray gh\u1ebf, v.v. Tuy nhi\u00ean, c\u00e1c b\u1ed9 ph\u1eadn \u0111\u01b0\u1ee3c t\u1ea1o h\u00ecnh ngu\u1ed9i c\u00f3 l\u1ed7 kh\u00e1c nhau c\u1ea7n s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p t\u1ea9y tr\u1eafng, h\u00e0n, c\u1eaft t\u1ef1 \u0111\u1ed9ng tr\u1ef1c tuy\u1ebfn v\u00e0 c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c \u0111\u1ec3 k\u1ebft h\u1ee3p d\u00e2y chuy\u1ec1n c\u00e1n ho\u00e0n to\u00e0n t\u1ef1 \u0111\u1ed9ng, c\u1ea7n ph\u1ea3i \u0111\u1ed9t ph\u00e1 m\u1ed9t s\u1ed1 ch\u00eca kh\u00f3a. c\u00e1c c\u00f4ng ngh\u1ec7. K\u1ebft h\u1ee3p v\u1edbi c\u00e1c v\u00ed d\u1ee5, b\u00e0i b\u00e1o n\u00e0y t\u1eadp trung v\u00e0o c\u00e1c c\u00f4ng ngh\u1ec7 ch\u00ednh c\u1ee7a thi\u1ebft b\u1ecb s\u1ea3n xu\u1ea5t t\u1ea5m ch\u1eafn v\u00e0 thanh ch\u1ed1ng va ch\u1ea1m \u00f4 t\u00f4, \u0111\u1ed3ng th\u1eddi chia s\u1ebb v\u00e0 trao \u0111\u1ed5i v\u1edbi b\u1ea1n.<\/p>\n\n\n\n

1. Gi\u1edbi thi\u1ec7u v\u1ec1 s\u1ea3n xu\u1ea5t t\u1ef1 \u0111\u1ed9ng c\u00e1c b\u1ed9 ph\u1eadn c\u00e1n c\u00f3 h\u00ecnh d\u1ea1ng \u0111\u1eb7c bi\u1ec7t c\u1ee7a \u00f4 t\u00f4<\/h2>\n\n\n\n

Gi\u1ea3i ngh\u0129a \u0111\u1ed3ng th\u1eddi th\u00e9p u\u1ed1n ngu\u1ed9i truy\u1ec1n th\u1ed1ng, n\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c chia th\u00e0nh hai lo\u1ea1i: m\u1edf v\u00e0 \u0111\u00f3ng. B\u1ec7 c\u1eeda v\u00e0 ray d\u1eabn h\u01b0\u1edbng ch\u1ee7 y\u1ebfu l\u00e0 th\u00e9p ph\u1ea7n m\u1edf, v\u00e0 ph\u1ea7n th\u00e2n c\u1ea3n m\u1edf l\u00e0 r\u1ea5t ph\u1ed5 bi\u1ebfn. Do h\u1ea1n ch\u1ebf c\u1ee7a quy tr\u00ecnh d\u1eadp truy\u1ec1n th\u1ed1ng, tr\u01b0\u1edbc \u0111\u00e2y v\u1ec1 c\u01a1 b\u1ea3n l\u00e0 d\u1ea1ng h\u1edf, sau n\u00e0y nhi\u1ec1u d\u00f2ng xe v\u1eabn s\u1eed d\u1ee5ng nh\u01b0 Buick GL8 c\u0169, Jetta, Kia, Roewe 350,\u2026 Hi\u1ec7n nay, h\u1ea7u h\u1ebft c\u00e1c th\u00e2n c\u1ea3n \u0111\u1ec1u \u0111\u01b0\u1ee3c th\u00e9p m\u1eb7t c\u1eaft k\u00edn, v\u00e0 m\u1ed9t s\u1ed1 d\u1ea7m d\u1ecdc xe h\u1ea1ng nh\u1eb9 c\u1ee7a n\u01b0\u1edbc ngo\u00e0i c\u0169ng s\u1eed d\u1ee5ng th\u00e9p m\u1eb7t c\u1eaft ngu\u1ed9i d\u1ea1ng k\u00edn; H\u1ea7u h\u1ebft c\u00e1c thanh ch\u1ed1ng va c\u1eeda l\u00e0 d\u1ea1ng \u1ed1ng tr\u00f2n, ngo\u00e0i ra c\u00f2n c\u00f3 c\u00e1c thanh ch\u1ed1ng va ch\u1ea1m h\u00ecnh b\u1ea7u d\u1ee5c d\u00e0i v\u00e0 c\u00f3 h\u00ecnh d\u1ea1ng \u0111\u1eb7c bi\u1ec7t m\u1eb7t c\u1eaft ngang (xem H\u00ecnh 1).<\/p>\n\n\n\n

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H\u00ecnh 1 thanh s\u1ee5p \u0111\u1ed5<\/p>\n\n\n\n

C\u00e1c b\u1ed9 ph\u1eadn c\u1ee7a ng\u01b0\u1ee1ng c\u1eeda (xem H\u00ecnh 2) v\u1ec1 c\u01a1 b\u1ea3n l\u00e0 lo\u1ea1i m\u1edf, c\u00f3 h\u00ecnh d\u1ea1ng cu\u1ed1i ph\u1ee9c t\u1ea1p, gi\u1eefa v\u00e0 c\u00e1c c\u1ea1nh c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u1ee5c l\u1ed7 ho\u1eb7c l\u00f5m c\u1ee5c b\u1ed9.<\/p>\n\n\n\n

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B\u1ec7 c\u1eeda h\u00ecnh 2<\/p>\n\n\n\n

Ray d\u1eabn h\u01b0\u1edbng ch\u1ed7 ng\u1ed3i (xem H\u00ecnh 3) ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng qu\u00e1 tr\u00ecnh d\u1eadp. V\u1edbi vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c v\u1eadt li\u1ec7u c\u00f3 \u0111\u1ed9 b\u1ec1n cao, qu\u00e1 tr\u00ecnh t\u1ea1o h\u00ecnh cu\u1ed9n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u1ed5 bi\u1ebfn v\u00e0 \u00e1p d\u1ee5ng.<\/p>\n\n\n\n

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H\u00ecnh 3 ch\u1ed7 ng\u1ed3i<\/p>\n\n\n\n

C\u00e1c t\u1ea5m c\u1ea3n l\u0103n th\u01b0\u1eddng l\u00e0 v\u1eadt li\u1ec7u c\u00f3 \u0111\u1ed9 b\u1ec1n cao l\u1edbn h\u01a1n 780MPa v\u00e0 c\u1ea5u h\u00ecnh t\u01b0\u01a1ng \u0111\u1ed1i ph\u1ee9c t\u1ea1p v\u00e0 m\u1ed9t s\u1ed1 th\u1eadm ch\u00ed c\u00f2n cong (xem H\u00ecnh 4). H\u1ea7u h\u1ebft c\u00e1c s\u1ea3n ph\u1ea9m n\u00e0y c\u00f3 l\u1ed7 kh\u00f4ng \u0111\u1ec1u. Y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a c\u00e1c l\u1ed7 ri\u00eang l\u1ebb cao v\u00e0 s\u1ed1 l\u01b0\u1ee3ng l\u1ed7 tr\u00ean ph\u00f4i l\u00e0 kh\u00e1c nhau. D\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t t\u00edch h\u1ee3p c\u00f4ng ngh\u1ec7 \u0111\u1ed9t d\u1eadp v\u00e0 h\u00e0n \u0111\u00e3 \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong s\u1ea3n xu\u1ea5t. V\u1edbi c\u00f4ng ngh\u1ec7 \u0111i\u1ec1u khi\u1ec3n s\u1ed1, \u0111\u1ed9 ch\u00ednh x\u00e1c v\u1ecb tr\u00ed l\u1ed7 sau khi u\u1ed1n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. C\u00f4ng ngh\u1ec7 h\u00e0n laser tr\u00ean d\u00e2y v\u00e0 trung b\u00ecnh v\u00e0 cao t\u1ea7n con l\u0103n c\u0169ng \u0111\u00e3 ph\u00e1t tri\u1ec3n v\u00e0 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng \u1edf Trung Qu\u1ed1c.<\/p>\n\n\n\n

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H\u00ecnh 4 c\u1ea3n<\/p>\n\n\n\n

2. Gi\u1edbi thi\u1ec7u thi\u1ebft b\u1ecb s\u1ea3n xu\u1ea5t h\u1ed3 s\u01a1 c\u01b0\u1eddng \u0111\u1ed9 cao<\/h2>\n\n\n\n

In view of the characteristics of large output of auto parts, strict on-time production and relatively high precision requirements, its production equipment mostly adopts automatic line as the rolling part of bumper body, and its production process is from uncoiling – (leveling) – head cutting butt welding; From feeding punching (embossing) unit to roll forming, cutting and on-line welding technology, the requirements of automation and reliability are higher and higher.<\/p>\n\n\n\n

S\u1ef1 v\u01b0\u1ee3t qua c\u1ee7a bi\u00ean d\u1ea1ng ngu\u1ed9i c\u01b0\u1eddng \u0111\u1ed9 cao (\u0111\u1ed9 b\u1ec1n k\u00e9o th\u01b0\u1eddng nh\u1ecf h\u01a1n 1200-1450mpa) c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c x\u1eed l\u00fd tr\u1ef1c tuy\u1ebfn ho\u1eb7c ngo\u1ea1i tuy\u1ebfn. Tuy nhi\u00ean, \u0111\u1ec3 n\u00e2ng cao hi\u1ec7u qu\u1ea3 s\u1ea3n xu\u1ea5t, c\u00e1c b\u1ed9 ph\u1eadn kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn thi\u1ebft k\u1ebf con l\u0103n th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u1ee5c l\u1ed7 c\u1ee5c b\u1ed9 tr\u01b0\u1edbc khi t\u1ea1o h\u00ecnh cu\u1ed9n v\u00e0 h\u1ea7u h\u1ebft ch\u00fang c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u1ee5c l\u1ed7 tr\u01b0\u1edbc tr\u1ef1c tuy\u1ebfn. Trong qu\u00e1 tr\u00ecnh t\u1ea1o h\u00ecnh c\u1ee7a d\u1ea3i \u0111\u1ed9t l\u1ed7 tr\u01b0\u1edbc, s\u1ebd x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng l\u1ec7ch v\u1ecb tr\u00ed l\u1ed7, bi\u1ebfn d\u1ea1ng h\u00ecnh d\u1ea1ng l\u1ed7, th\u1eadm ch\u00ed thay \u0111\u1ed5i c\u01a1 ch\u1ebf bi\u1ebfn d\u1ea1ng c\u00e1n v\u00e0 l\u00f2 xo, \u0111i\u1ec1u n\u00e0y s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a s\u1ea3n ph\u1ea9m v\u00e0 c\u1ea3i thi\u1ec7n t\u1ef7 l\u1ec7 ph\u1ebf li\u1ec7u.<\/p>\n\n\n\n

2.1 d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t c\u00e1n c\u1ee7a h\u1ed3 s\u01a1 c\u01b0\u1eddng \u0111\u1ed9 cao m\u1edf<\/h3>\n\n\n\n

Ph\u1ea7n gia c\u00f4ng \u0111\u1eb7c tr\u01b0ng l\u00e0 b\u1eadu c\u1eeda v\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a th\u00e2n c\u1ea3n. C\u0169ng gi\u1ed1ng nh\u01b0 quy tr\u00ecnh t\u1ea1o h\u00ecnh cu\u1ed9n truy\u1ec1n th\u1ed1ng, h\u1ea7u h\u1ebft ch\u00fang c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1eb1ng c\u00e1c \u0111\u01a1n v\u1ecb c\u1eaft cu\u1ed9n, c\u00e1n v\u00e0 c\u1eaft cu\u1ed9n, v\u00e0 sau \u0111\u00f3 th\u1ef1c hi\u1ec7n gia c\u00f4ng d\u1eadp sau khi c\u1eaft. \u0110i\u1ec3m kh\u00e1c bi\u1ec7t l\u00e0 m\u00e1y \u0111\u1ecbnh h\u00ecnh d\u1ea1ng ngu\u1ed9i c\u01b0\u1eddng \u0111\u1ed9 cao ph\u1ea3i \u0111\u1ee7 c\u1ee9ng v\u00e0 c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c cao h\u01a1n \u0111\u1ec3 gi\u1ea3m \u0111\u1ed9 \u0111\u00e0n h\u1ed3i v\u00e0 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a s\u1ea3n ph\u1ea9m. \u0110\u1ed1i v\u1edbi th\u00e9p m\u1eb7t c\u1eaft c\u1ea7n u\u1ed1n h\u1ed3 quang, \u0111\u01b0\u1eddng chuy\u1ec1n ph\u1ee9c t\u1ea1p v\u00e0 l\u1ed3i c\u1ee5c b\u1ed9 tr\u01b0\u1edbc th\u00ec ph\u1ea3i trang b\u1ecb m\u00e1y san v\u00e0 thi\u1ebft b\u1ecb \u0111\u1ed9t d\u1eadp tr\u1ef1c tuy\u1ebfn. M\u00e1y \u0111\u1ed9t l\u1ed7 tr\u1ef1c tuy\u1ebfn th\u01b0\u1eddng s\u1eed d\u1ee5ng m\u00e1y \u00e9p th\u1ee7y l\u1ef1c v\u00e0 m\u00e1y \u00e9p th\u1ee7y l\u1ef1c \u0111a ch\u1ebf \u0111\u1ed9, v\u00e0 \u00e1p su\u1ea5t c\u01a1 h\u1ecdc c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn, nh\u01b0ng ph\u1ea1m vi \u00e1p d\u1ee5ng t\u01b0\u01a1ng \u0111\u1ed1i h\u1eb9p.<\/p>\n\n\n\n

Cung u\u1ed1n cong c\u1ee7a c\u1ea3n m\u1edf t\u01b0\u01a1ng \u0111\u1ed1i ph\u1ee9c t\u1ea1p. V\u00ec \u0111\u1ed9 \u0111\u00e0n h\u1ed3i c\u1ee7a ph\u1ea7n th\u00e9p c\u01b0\u1eddng \u0111\u1ed9 cao kh\u00f3 ki\u1ec3m so\u00e1t v\u00e0 c\u1ea1nh d\u1ec5 b\u1ecb nh\u0103n khi u\u1ed1n tr\u1ef1c tuy\u1ebfn, thi\u1ebft b\u1ecb c\u00e1n t\u1ea1o h\u00ecnh ch\u00ednh l\u00e0 ch\u00eca kh\u00f3a. T\u1ea5t nhi\u00ean, n\u00f3 c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ho\u00e0n th\u00e0nh b\u1eb1ng c\u00e1ch u\u1ed1n cong k\u00e9o xu\u1ed1ng theo d\u00f2ng.<\/p>\n\n\n\n

2.2 d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t c\u00e1n t\u1ef1 \u0111\u1ed9ng c\u1ee7a h\u1ed3 s\u01a1 c\u01b0\u1eddng \u0111\u1ed9 cao kh\u00e9p k\u00edn<\/h3>\n\n\n\n

C\u00e1c b\u1ed9 ph\u1eadn c\u00e1n c\u1ee7a t\u1ea5m c\u1ea3n k\u00edn th\u01b0\u1eddng l\u00e0 lo\u1ea1i B. h\u1ea7u h\u1ebft c\u00e1c m\u1ed1i h\u00e0n n\u1eb1m \u1edf gi\u1eefa bi\u00ean d\u1ea1ng. Sau khi t\u1ea1o h\u00ecnh, hai l\u1edbp kim lo\u1ea1i c\u1ea7n \u0111\u01b0\u1ee3c h\u00e0n l\u1ea1i v\u1edbi nhau, ch\u1ee7 y\u1ebfu b\u1eb1ng qu\u00e1 tr\u00ecnh h\u00e0n cu\u1ed9n. Thanh ch\u1ed1ng va ch\u1ea1m h\u00ecnh \u1ed1ng \u0111\u01b0\u1ee3c h\u00e0n \u0111\u1ed1i \u0111\u1ea7u, c\u00f3 th\u1ec3 h\u00e0n b\u1eb1ng tia cao t\u1ea7n ho\u1eb7c tia laser. \u0110\u1ed1i v\u1edbi t\u1ea5m m\u1ea1 k\u1ebdm, h\u00e0n laser l\u00e0 t\u1ed1t nh\u1ea5t, v\u1edbi \u0111\u1ed9 b\u1ec1n h\u00e0n cao v\u00e0 v\u00f9ng \u1ea3nh h\u01b0\u1edfng nhi\u1ec7t nh\u1ecf.<\/p>\n\n\n\n

B\u1ea5t k\u1ec3 ph\u01b0\u01a1ng ph\u00e1p h\u00e0n n\u00e0o \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng, vi\u1ec7c t\u1ea1o h\u00ecnh sau khi h\u00e0n ph\u1ea3i l\u00e0 \u0111\u1ee7 v\u00e0 l\u00f5i ph\u1ea3i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u0103ng t\u1ed1c \u0111\u1ed9 t\u1ea1o h\u00ecnh khi c\u1ea7n thi\u1ebft. Trong qu\u00e1 tr\u00ecnh u\u1ed1n h\u1ed3 quang, thi\u1ebft k\u1ebf khu\u00f4n xem x\u00e9t c\u00e1c \u0111\u1eb7c t\u00ednh c\u1ee7a m\u1eb7t c\u1eaft \u0111\u1ec3 ng\u0103n ng\u1eeba bi\u1ebfn d\u1ea1ng.<\/p>\n\n\n\n

2.2.1 thi\u1ebft b\u1ecb chung cho hai d\u00e2y chuy\u1ec1n c\u00e1n bi\u00ean d\u1ea1ng<\/h3>\n\n\n\n

\u0110\u1ec3 th\u1ef1c hi\u1ec7n t\u1ef1 \u0111\u1ed9ng h\u00f3a trong s\u1ea3n xu\u1ea5t c\u00e1c b\u1ed9 ph\u1eadn c\u00e1n c\u01b0\u1eddng \u0111\u1ed9 cao, c\u00e1c qu\u00e1 tr\u00ecnh gia c\u00f4ng nh\u01b0 \u0111\u1ed9t d\u1eadp, d\u1eadp n\u1ed5i, u\u1ed1n, h\u00e0n v\u00e0 k\u00e9o s\u00e2u ph\u1ea3i \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u00e0o d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t \u0111\u1ec3 ho\u00e0n th\u00e0nh vi\u1ec7c gia c\u00f4ng c\u00e1c b\u1ed9 ph\u1eadn \u0111\u1ecbnh h\u00ecnh c\u00f9ng m\u1ed9t l\u00fac. V\u1edbi s\u1ef1 tr\u01b0\u1edfng th\u00e0nh c\u1ee7a c\u00f4ng ngh\u1ec7 c\u00e1n v\u00e0 s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00f4ng ngh\u1ec7 \u0111i\u1ec1u khi\u1ec3n quang h\u1ecdc, \u0111i\u1ec7n v\u00e0 th\u1ee7y l\u1ef1c, vi\u1ec7c s\u1ea3n xu\u1ea5t t\u1ef1 \u0111\u1ed9ng c\u00e1c b\u1ed9 ph\u1eadn c\u00f3 \u0111\u1ed9 b\u1ec1n cao \u0111\u00e3 tr\u1edf n\u00ean \u0111\u01a1n gi\u1ea3n.<\/p>\n\n\n\n

\u2460 Uncoiler: ch\u1ee7 y\u1ebfu k\u1ebft h\u1ee3p v\u1edbi \u0111\u1eb7c t\u00ednh c\u1ee7a v\u1eadt li\u1ec7u c\u00f3 \u0111\u1ed9 b\u1ec1n cao, c\u00f3 \u0111\u1ed9 \u0111\u00e0n h\u1ed3i cao n\u00ean c\u00e1c ch\u1ee9c n\u0103ng \u00e9p v\u00e0 ch\u1ed1ng bung cu\u1ed9n l\u00e0 c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ea3n xu\u1ea5t an to\u00e0n.<\/p>\n\n\n\n

\u2461 M\u00e1y san ph\u1eb3ng: ng\u01b0\u1eddi ta tin r\u1eb1ng m\u00e1y san ph\u1eb3ng l\u00e0 thi\u1ebft b\u1ecb c\u1ea7n thi\u1ebft \u0111\u1ec3 \u00e9p d\u00e2y chuy\u1ec1n \u0111\u1ed9t d\u1eadp tr\u1ef1c tuy\u1ebfn, nh\u01b0ng th\u1ef1c t\u1ebf \u0111\u00e3 ch\u1ee9ng minh r\u1eb1ng m\u00e1y san ph\u1eb3ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c b\u1ecf qua \u0111\u1ec3 s\u1ea3n xu\u1ea5t c\u00e1c chi ti\u1ebft d\u1ea1ng ngu\u1ed9i b\u1eb1ng v\u1eadt li\u1ec7u c\u00f3 \u0111\u1ed9 b\u1ec1n cao, y\u00eau c\u1ea7u v\u1ecb tr\u00ed l\u1ed7 t\u01b0\u01a1ng \u0111\u1ed1i th\u1ea5p v\u00e0 bi\u00ean d\u1ea1ng h\u1eb9p.<\/p>\n\n\n\n

\u2462 B\u1ed9 ph\u1eadn \u0111\u1ed9t: chi\u1ec1u d\u00e0i c\u1ee7a lo\u1ea1i v\u1eadt li\u1ec7u n\u00e0y n\u00f3i chung l\u00e0 900-1500mm, v\u00e0 h\u1ea7u h\u1ebft ch\u00fang \u0111\u1ec1u \u00e1p d\u1ee5ng \u0111\u1ed9t l\u1ed7 m\u1ed9t l\u1ea7n, v\u00ec v\u1eady c\u1ea7n ch\u1ecdn thi\u1ebft b\u1ecb c\u00f3 m\u1eb7t b\u00e0n l\u1edbn. \u0110\u1ec3 m\u1edf r\u1ed9ng kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng v\u00e0 gi\u1ea3m chi ph\u00ed \u0111\u1ea7u t\u01b0, m\u00e1y \u00e9p th\u1ee7y l\u1ef1c nhanh l\u00e0 thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c \u01b0u ti\u00ean s\u1eed d\u1ee5ng. N\u1ebfu c\u1ea7n thi\u1ebft, m\u1ed9t m\u00e1y d\u1eadp n\u1ed5i c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o \u0111\u1ec3 ho\u00e0n th\u00e0nh vi\u1ec7c d\u1eadp nh\u1eadn d\u1ea1ng tr\u00ean c\u00e1c b\u1ed9 ph\u1eadn. B\u1edfi v\u00ec quy tr\u00ecnh in l\u0103n truy\u1ec1n th\u1ed1ng y\u00eau c\u1ea7u ch\u1eef tr\u00ean tr\u1ee5c l\u0103n, ph\u00f4ng ch\u1eef r\u1ea5t d\u1ec5 r\u01a1i ra trong qu\u00e1 tr\u00ecnh l\u00e0m vi\u1ec7c. Ngo\u00e0i ra, n\u00f3 kh\u00f4ng c\u00f2n \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng do \u0111\u1ed9 c\u1ee9ng b\u1ec1 m\u1eb7t c\u1ee7a v\u1eadt li\u1ec7u cao.<\/p>\n\n\n\n

\u2463 M\u00e1y c\u00e1n: kh\u00e1c v\u1edbi m\u00e1y t\u1ea1o h\u00ecnh truy\u1ec1n th\u1ed1ng, n\u00f3 c\u1ea7n ph\u1ea3i th\u00edch \u1ee9ng v\u1edbi vi\u1ec7c c\u00e1n t\u1ea5m c\u01b0\u1eddng \u0111\u1ed9 cao, do \u0111\u00f3 hi\u1ec7u su\u1ea5t truy\u1ec1n \u0111\u1ed9ng, \u0111\u1ed9 c\u1ee9ng c\u1ee7a thi\u1ebft b\u1ecb v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a truy\u1ec1n \u0111\u1ed9ng c\u1ea7n \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3. C\u1ea5u tr\u00fac thay \u0111\u1ed5i nhanh ch\u00f3ng c\u1ee7a gi\u00e1 \u0111\u1ee1 v\u00f2m c\u0169ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. C\u01a1 c\u1ea5u ly h\u1ee3p h\u00e0m kh\u00ed n\u00e9n \u0111i\u1ec1u khi\u1ec3n b\u00e1n t\u1ef1 \u0111\u1ed9ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn \u0111\u1ec3 th\u1ef1c hi\u1ec7n s\u1ea3n xu\u1ea5t \u0111a d\u1ea1ng. \u0110\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a cu\u1ed9n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n l\u00e0 nh\u1eefng y\u1ebfu t\u1ed1 quan tr\u1ecdng \u0111\u1ec3 s\u1ea3n xu\u1ea5t \u1ed5n \u0111\u1ecbnh c\u00e1c b\u1ed9 ph\u1eadn \u0111\u01b0\u1ee3c c\u00e1n c\u00f3 \u0111\u1ed9 b\u1ec1n cao.<\/p>\n\n\n\n

\u2464 M\u00e1y c\u1eaft: c\u1eaft th\u1ee7y l\u1ef1c th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. \u0110\u1ed1i v\u1edbi c\u00e1c b\u1ed9 ph\u1eadn \u0111\u01b0\u1ee3c c\u00e1n c\u00f3 \u0111\u1ed9 b\u1ec1n cao, qu\u00e1 tr\u00ecnh c\u1eaft s\u1ebd t\u1ea1o ra nhi\u1ec1u nhi\u1ec7t h\u01a1n. \u0110\u1ed3ng th\u1eddi, do c\u01b0\u1eddng \u0111\u1ed9 n\u0103ng su\u1ea5t v\u1eadt li\u1ec7u h\u01a1n 1000MPa, tu\u1ed5i th\u1ecd c\u1ee7a d\u1ee5ng c\u1ee5 t\u01b0\u01a1ng \u0111\u1ed1i th\u1ea5p. V\u00ec v\u1eady, thi\u1ebft k\u1ebf m\u00e9p dao v\u00e0 l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u khu\u00f4n l\u00e0 r\u1ea5t quan tr\u1ecdng.<\/p>\n\n\n\n

2.2.2 thi\u1ebft b\u1ecb quy tr\u00ecnh \u0111\u1eb7c bi\u1ec7t c\u1ee7a d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t<\/h3>\n\n\n\n

1) Thi\u1ebft b\u1ecb h\u00e0n tr\u1ef1c tuy\u1ebfn<\/p>\n\n\n\n

N\u00f3 ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho th\u00e9p h\u00ecnh ngu\u1ed9i kh\u00e9p k\u00edn, c\u1ea7n h\u00e0n tr\u00ean d\u00e2y chuy\u1ec1n v\u00e0 s\u1ea3n xu\u1ea5t li\u00ean t\u1ee5c. \u0110\u00e2y l\u00e0 \u0111i\u1ec3m m\u1ea5u ch\u1ed1t \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn qu\u00e1 tr\u00ecnh c\u00e1n c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c b\u1ed9 ph\u1eadn an to\u00e0n c\u1ee7a \u00f4 t\u00f4. Hi\u1ec7n t\u1ea1i, c\u00f3 hai ph\u01b0\u01a1ng ph\u00e1p h\u00e0n ch\u00ednh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf Trung Qu\u1ed1c:<\/p>\n\n\n\n

\u2460 H\u00e0n cu\u1ed9n gi\u00e1n \u0111o\u1ea1n: trong qu\u00e1 tr\u00ecnh h\u00e0n cu\u1ed9n gi\u00e1n \u0111o\u1ea1n, con l\u0103n quay li\u00ean t\u1ee5c, ph\u00f4i chuy\u1ec3n \u0111\u1ed9ng li\u00ean t\u1ee5c v\u00e0 d\u00f2ng \u0111i\u1ec7n \u0111i qua ph\u00f4i kh\u00f4ng li\u00ean t\u1ee5c. M\u1ed1i h\u00e0n \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh bao g\u1ed3m c\u00e1c l\u1edbp c\u1ed1m ch\u1ed3ng l\u00ean nhau. Th\u00f4ng qua \u0111i\u1ec1u khi\u1ec3n t\u1ef1 \u0111\u1ed9ng, kho\u1ea3ng c\u00e1ch \u0111i\u1ec3m h\u00e0n, d\u00f2ng h\u00e0n v\u00e0 b\u00e1nh h\u00e0n \u0111i\u1ec7n c\u1ef1c c\u1eaft tr\u1ef1c tuy\u1ebfn c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp. Khi d\u00f2ng \u0111i\u1ec7n \u0111i qua kh\u00f4ng li\u00ean t\u1ee5c, con l\u0103n \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi l\u00e0m m\u00e1t b\u00ean trong v\u00e0 l\u00e0m m\u00e1t b\u00ean ngo\u00e0i b\u1ed5 sung. Trong th\u1eddi gian ngh\u1ec9, con l\u0103n v\u00e0 ph\u00f4i c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u00e0m m\u00e1t, do \u0111\u00f3 c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n tu\u1ed5i th\u1ecd c\u1ee7a con l\u0103n, gi\u1ea3m chi\u1ec1u r\u1ed9ng v\u00f9ng \u1ea3nh h\u01b0\u1edfng nhi\u1ec7t v\u00e0 bi\u1ebfn d\u1ea1ng ph\u00f4i, \u0111\u1ed3ng th\u1eddi c\u00f3 \u0111\u01b0\u1ee3c ch\u1ea5t l\u01b0\u1ee3ng h\u00e0n t\u1ed1t h\u01a1n m\u00e0 kh\u00f4ng g\u1eb7p b\u1ea5t l\u1ee3i khi h\u00e0n cu\u1ed9n li\u00ean t\u1ee5c. T\u1ea5t nhi\u00ean, nh\u01b0\u1ee3c \u0111i\u1ec3m l\u00e0 trong qu\u00e1 tr\u00ecnh h\u00e0n cu\u1ed9n gi\u00e1n \u0111o\u1ea1n, khi ph\u00f4i ngu\u1ed9i, t\u1ea5m cu\u1ed9n \u0111\u00e3 r\u1eddi kh\u1ecfi v\u00f9ng h\u00e0n, kh\u00f4ng c\u00f3 qu\u00e1 tr\u00ecnh r\u00e8n \u0111\u1ee7, v\u00e0 h\u1ea1t k\u1ebft tinh d\u01b0\u1edbi \u00e1p l\u1ef1c gi\u1ea3m, d\u1ec5 sinh ra qu\u00e1 nhi\u1ec7t b\u1ec1 m\u1eb7t, co ng\u00f3t. khoang v\u00e0 v\u1ebft n\u1ee9t.<\/p>\n\n\n\n

Hi\u1ec7n nay, h\u00e0n t\u1ea7n s\u1ed1 cao v\u00e0 h\u00e0n t\u1ea7n s\u1ed1 trung b\u00ecnh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i. T\u1ea7n s\u1ed1 h\u00e0n t\u1ea7n s\u1ed1 trung b\u00ecnh l\u00e0 1000Hz, nhanh h\u01a1n so v\u1edbi \u0111i\u1ec1u khi\u1ec3n h\u00e0n t\u1ea7n s\u1ed1 c\u00f4ng su\u1ea5t 50Hz. Th\u1eddi gian \u0111\u00e1p \u1ee9ng hi\u1ec7n t\u1ea1i c\u1ee7a h\u00e0n t\u1ea7n s\u1ed1 trung b\u00ecnh l\u00e0 1ms, nhanh h\u01a1n 20 l\u1ea7n so v\u1edbi t\u1ea7n s\u1ed1 ngu\u1ed3n 20ms. \u0110\u1ed9 ch\u00ednh x\u00e1c \u0111i\u1ec1u ch\u1ec9nh \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3, \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng h\u00e0n t\u1ed1t h\u01a1n.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"

Due to the poor elongation of high-strength plate, especially ultra-high-strength steel with tensile strength greater than 780MPa, it is inevitable to produce special-shaped cold-formed steel by rolling composite forming process, such as bumper body, anti-collision bar, door sill, seat rail, etc. However, different cold-formed parts with holes need to use on-line blanking, welding, automatic cutting…<\/p>","protected":false},"author":2,"featured_media":20974,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[79],"tags":[],"jetpack_featured_media_url":"https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2022\/02\/\u56fe\u72473.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/posts\/20970"}],"collection":[{"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/comments?post=20970"}],"version-history":[{"count":0,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/posts\/20970\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/media\/20974"}],"wp:attachment":[{"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/media?parent=20970"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/categories?post=20970"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/tags?post=20970"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}