{"id":3556,"date":"2026-09-17T09:57:06","date_gmt":"2026-09-17T01:57:06","guid":{"rendered":"http:\/\/0"},"modified":"2026-09-16T16:12:00","modified_gmt":"2026-09-16T08:12:00","slug":"micro-molding-defects-what-each-failure-reveals","status":"publish","type":"post","link":"https:\/\/www.jcinjectionmolding.com\/vi\/blog\/micro-molding-defects-what-each-failure-reveals\/","title":{"rendered":"Khuy\u1ebft T\u1eadt \u0110\u00fac Si\u00eau Nh\u1ecf: M\u1ed7i L\u1ed7i Ti\u1ebft L\u1ed9 \u0110i\u1ec1u G\u00ec"},"content":{"rendered":"
\n

C\u00e1c khuy\u1ebft t\u1eadt \u0111\u00fac phun vi m\u00f4<\/strong> d\u1ec5 kh\u1eafc ph\u1ee5c h\u01a1n khi tri\u1ec7u ch\u1ee9ng \u0111\u01b0\u1ee3c coi l\u00e0 b\u1eb1ng ch\u1ee9ng thay v\u00ec l\u00fd do \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh m\u1ecdi c\u00e0i \u0111\u1eb7t. Thi\u1ebfu h\u1ee5t g\u1ea7n g\u00e2n vi m\u00f4, ba via d\u1ecdc theo m\u1eb7t ph\u00e2n khu\u00f4n, v\u00e0 bi\u1ebfn d\u1ea1ng chi ti\u1ebft sau khi th\u00e1o khu\u00f4n ch\u1ec9 ra c\u00e1c c\u01a1 ch\u1ebf kh\u00e1c nhau. Vi\u1ec7c kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 nhanh nh\u1ea5t b\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c x\u00e1c \u0111\u1ecbnh th\u1eddi \u0111i\u1ec3m khuy\u1ebft t\u1eadt \u0111\u01b0\u1ee3c t\u1ea1o ra: trong qu\u00e1 tr\u00ecnh \u0111i\u1ec1n \u0111\u1ea7y, n\u00e9n ch\u1eb7t, l\u00e0m ngu\u1ed9i, th\u00e1o khu\u00f4n, x\u1eed l\u00fd, ho\u1eb7c \u0111o l\u01b0\u1eddng.<\/p>\n

\u1ede quy m\u00f4 vi m\u00f4, m\u1ed9t s\u1ed1 nguy\u00ean nh\u00e2n c\u00f3 th\u1ec3 t\u1ea1o ra l\u1ed7i tr\u00f4ng gi\u1ed1ng nhau. Nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng sao ch\u00e9p nh\u01b0ng c\u0169ng c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng c\u1eeda s\u1ed5 ba via. \u00c1p su\u1ea5t cao h\u01a1n c\u00f3 th\u1ec3 t\u0103ng tr\u1ecdng l\u01b0\u1ee3ng chi ti\u1ebft trong khi n\u00e9n kh\u00ed b\u1ecb gi\u1eef l\u1ea1i ho\u1eb7c g\u00e2y \u1ee9ng su\u1ea5t l\u00ean \u0111i\u1ec3m ch\u1eb7n y\u1ebfu. H\u01b0\u1edbng d\u1eabn n\u00e0y ph\u00e2n lo\u1ea1i khuy\u1ebft t\u1eadt theo c\u01a1 ch\u1ebf \u0111\u1ec3 c\u00e1c thay \u0111\u1ed5i c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ki\u1ec3m tra t\u1eebng c\u00e1i m\u1ed9t.<\/p>\n

\n

L\u1ed9 tr\u00ecnh ch\u1ea9n \u0111o\u00e1n:<\/strong><\/p>\n

    \n
  1. \u0110\u1ecdc v\u1ecb tr\u00ed khuy\u1ebft t\u1eadt tr\u01b0\u1edbc<\/a><\/li>\n
  2. \u0110\u1ed1i chi\u1ebfu tri\u1ec7u ch\u1ee9ng v\u1edbi b\u1eb1ng ch\u1ee9ng<\/a><\/li>\n
  3. Ph\u00e2n bi\u1ec7t ba via v\u1edbi nguy\u00ean nh\u00e2n thi\u1ebfu h\u1ee5t<\/a><\/li>\n
  4. Ki\u1ec3m tra sao ch\u00e9p v\u00e0 bi\u1ebfn d\u1ea1ng<\/a><\/li>\n
  5. Ch\u1ea1y th\u1eed nghi\u1ec7m hi\u1ec7u ch\u1ec9nh c\u00f3 ki\u1ec3m so\u00e1t<\/a><\/li>\n
  6. Ng\u0103n ng\u1eeba t\u00e1i di\u1ec5n trong s\u1ea3n xu\u1ea5t<\/a><\/li>\n
  7. C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/a><\/li>\n<\/ol>\n<\/div>\n

    \u0110\u1ecdc v\u1ecb tr\u00ed khuy\u1ebft t\u1eadt tr\u01b0\u1edbc khi thay \u0111\u1ed5i c\u00e0i \u0111\u1eb7t<\/h2>\n

    \"repeated-micro-defect-location\"<\/p>\n

    V\u1ecb tr\u00ed th\u01b0\u1eddng mang gi\u00e1 tr\u1ecb ch\u1ea9n \u0111o\u00e1n cao h\u01a1n m\u1ee9c \u0111\u1ed9 nghi\u00eam tr\u1ecdng. Thi\u1ebfu h\u1ee5t l\u1eb7p l\u1ea1i \u1edf cu\u1ed1i \u0111\u01b0\u1eddng d\u00f2ng ch\u1ea3y h\u1eb9p g\u1ee3i \u00fd \u0111\u00f4ng \u0111\u1eb7c s\u1edbm ho\u1eb7c kh\u00ed b\u1ecb gi\u1eef l\u1ea1i. C\u00e1c chi ti\u1ebft kh\u00f4ng ho\u00e0n ch\u1ec9nh ng\u1eabu nhi\u00ean \u1edf c\u00e1c v\u1ecb tr\u00ed kh\u00e1c nhau c\u00f3 th\u1ec3 ch\u1ec9 ra vi\u1ec7c chu\u1ea9n b\u1ecb v\u1eadt li\u1ec7u kh\u00f4ng \u1ed5n \u0111\u1ecbnh, \u0111\u1ecbnh l\u01b0\u1ee3ng l\u01b0\u1ee3ng b\u1eafn, ho\u1eb7c \u0111i\u1ec1u ki\u1ec7n c\u1ea5p li\u1ec7u. Ba via t\u1eadp trung quanh m\u1ed9t \u0111i\u1ec3m ch\u1eb7n ch\u1ec9 ra s\u1ef1 kh\u1edbp khu\u00f4n c\u1ee5c b\u1ed9, trong khi ba via quanh to\u00e0n b\u1ed9 m\u1eb7t ph\u00e2n khu\u00f4n \u0111\u00f2i h\u1ecfi xem x\u00e9t r\u1ed9ng h\u01a1n v\u1ec1 \u00e1p su\u1ea5t, h\u1ed7 tr\u1ee3 k\u1eb9p, nhi\u1ec5m b\u1ea9n, v\u00e0 t\u00ecnh tr\u1ea1ng khu\u00f4n.<\/p>\n

    H\u01b0\u1edbng c\u0169ng r\u1ea5t quan tr\u1ecdng. M\u1ed9t th\u00e0nh b\u1ecb bi\u1ebfn d\u1ea1ng ch\u1ea1y theo h\u01b0\u1edbng d\u00f2ng ch\u1ea3y c\u00f3 th\u1ec3 ph\u1ea3n \u00e1nh h\u01b0\u1edbng v\u00e0 \u0111\u1ed9 co r\u00fat. H\u01b0 h\u1ecfng t\u1eadp trung quanh ch\u1ed1t \u0111\u1ea9y ho\u1eb7c l\u00f5i s\u00e2u th\u01b0\u1eddng d\u1ec5 x\u1ea3y ra sau khi \u0111\u00f4ng \u0111\u1eb7c. Tr\u01b0\u1edbc khi \u0111i\u1ec1u ch\u1ec9nh quy tr\u00ecnh, h\u00e3y \u0111\u00e1nh d\u1ea5u khuy\u1ebft t\u1eadt tr\u00ean b\u1ea3n v\u1ebd chi ti\u1ebft, x\u00e1c \u0111\u1ecbnh c\u1ed5ng phun v\u00e0 l\u1ed7 tho\u00e1t kh\u00ed g\u1ea7n nh\u1ea5t, \u0111\u1ed3ng th\u1eddi ghi l\u1ea1i li\u1ec7u v\u1ecb tr\u00ed c\u00f3 thay \u0111\u1ed5i gi\u1eefa c\u00e1c l\u00f2ng khu\u00f4n hay kh\u00f4ng.<\/p>\n

    \u0110\u00e1nh gi\u00e1 k\u1ef9 thu\u1eadt:<\/strong> n\u1ebfu l\u1ed7i v\u1eabn \u1edf c\u00f9ng m\u1ed9t v\u1ecb tr\u00ed v\u1eadt l\u00fd trong khi c\u00e1c c\u00e0i \u0111\u1eb7t thay \u0111\u1ed5i, h\u00e3y ki\u1ec3m tra khu\u00f4n c\u1ee5c b\u1ed9 v\u00e0 h\u00ecnh h\u1ecdc d\u00f2ng ch\u1ea3y tr\u01b0\u1edbc khi m\u1edf r\u1ed9ng c\u1eeda s\u1ed5 quy tr\u00ecnh.<\/p>\n

    S\u1eed d\u1ee5ng b\u1ea3ng tri\u1ec7u ch\u1ee9ng \u2013 b\u1eb1ng ch\u1ee9ng<\/h2>\n

    \"micro-defects-grouped-by-evidence\"<\/p>\n

    T\u00ean khuy\u1ebft t\u1eadt ch\u1ec9 l\u00e0 \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u. B\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y li\u00ean k\u1ebft c\u00e1c tri\u1ec7u ch\u1ee9ng ph\u1ed5 bi\u1ebfn v\u1edbi b\u1eb1ng ch\u1ee9ng c\u00f3 th\u1ec3 x\u00e1c nh\u1eadn ho\u1eb7c l\u00e0m suy y\u1ebfu m\u1ed9t gi\u1ea3 thuy\u1ebft.<\/p>\n

    \n\n\n\n\n\n\n\n\n\n
    Tri\u1ec7u ch\u1ee9ng quan s\u00e1t \u0111\u01b0\u1ee3c<\/th>\nC\u01a1 ch\u1ebf kh\u1ea3 d\u0129<\/th>\nB\u1eb1ng ch\u1ee9ng c\u1ea7n ki\u1ec3m tra<\/th>\nH\u01b0\u1edbng kh\u1eafc ph\u1ee5c \u0111\u1ea7u ti\u00ean<\/th>\n<\/tr>\n<\/thead>\n
    Thi\u1ebfu nh\u1ef1a (short shot)<\/td>\n\u0110\u00f4ng \u0111\u1eb7c s\u1edbm, kh\u00ed b\u1ecb gi\u1eef, ho\u1eb7c nh\u1ef1a n\u00f3ng ch\u1ea3y c\u1ea5p kh\u00f4ng \u0111\u1ee7<\/td>\nV\u1ecb tr\u00ed \u0111i\u1ec1n cu\u1ed1i c\u00f9ng, t\u00ecnh tr\u1ea1ng l\u1ed7 tho\u00e1t kh\u00ed, m\u1eabu \u00e1p su\u1ea5t l\u00f2ng khu\u00f4n<\/td>\nKh\u00f4i ph\u1ee5c \u0111\u01b0\u1eddng d\u00f2ng ch\u1ea3y ho\u1eb7c \u0111\u01b0\u1eddng kh\u00ed tr\u01b0\u1edbc khi t\u0103ng \u00e1p su\u1ea5t<\/td>\n<\/tr>\n
    Ba via nh\u1ecf (micro flash)<\/td>\nKhe h\u1edf c\u1ee5c b\u1ed9, \u00e1p su\u1ea5t l\u00f2ng khu\u00f4n qu\u00e1 cao, ho\u1eb7c nhi\u1ec5m b\u1ea9n<\/td>\nV\u1ecb tr\u00ed ba via, ti\u1ebfp x\u00fac ch\u1eb7n d\u00f2ng, so s\u00e1nh l\u00f2ng khu\u00f4n<\/td>\nX\u00e1c nh\u1eadn \u0111\u1ed9 kh\u1edbp c\u1ee7a d\u1ee5ng c\u1ee5 v\u00e0 th\u1eddi \u0111i\u1ec3m \u00e1p su\u1ea5t<\/td>\n<\/tr>\n
    \u0110\u1eb7c \u0111i\u1ec3m kh\u00f4ng ho\u00e0n ch\u1ec9nh<\/td>\nB\u1ec1 m\u1eb7t \u0111\u00f4ng c\u1ee9ng ho\u1eb7c sao ch\u00e9p c\u1ee5c b\u1ed9 k\u00e9m<\/td>\nBi\u00ean d\u1ea1ng \u0111\u1eb7c \u0111i\u1ec3m theo kho\u1ea3ng c\u00e1ch t\u1eeb c\u1ed5ng phun<\/td>\nXem x\u00e9t nhi\u1ec7t \u0111\u1ed9 khu\u00f4n, t\u1ed1c \u0111\u1ed9 v\u00e0 l\u1ed7 tho\u00e1t kh\u00ed c\u00f9ng nhau<\/td>\n<\/tr>\n
    Chi ti\u1ebft b\u1ecb cong v\u00eanh ho\u1eb7c u\u1ed1n<\/td>\nCo r\u00fat kh\u00f4ng \u0111\u1ec1u, th\u00e1o khu\u00f4n s\u1edbm ho\u1eb7c t\u1ea3i tr\u1ecdng \u0111\u1ea9y<\/td>\nM\u1eabu l\u00e0m ngu\u1ed9i, h\u01b0\u1edbng c\u1ed5ng phun, v\u1ebft \u0111\u1ea9y<\/td>\nT\u00e1ch bi\u1ec7t bi\u1ebfn d\u1ea1ng do l\u00e0m ngu\u1ed9i v\u1edbi h\u01b0 h\u1ecfng do th\u00e1o khu\u00f4n<\/td>\n<\/tr>\n
    Bi\u1ebfn \u0111\u1ed9ng kh\u1ed1i l\u01b0\u1ee3ng<\/td>\n\u0110\u1ecbnh l\u01b0\u1ee3ng, \u0111\u00f4ng c\u1ee9ng c\u1ed5ng phun, \u0111\u1ed9 \u1ea9m ho\u1eb7c ngu\u1ed3n c\u1ea5p kh\u00f4ng \u1ed5n \u0111\u1ecbnh<\/td>\nTr\u00ecnh t\u1ef1 phun, \u00e1p su\u1ea5t l\u00f2ng khu\u00f4n, h\u1ed3 s\u01a1 m\u00e1y s\u1ea5y v\u00e0 ngu\u1ed3n c\u1ea5p<\/td>\n\u1ed4n \u0111\u1ecbnh v\u1eadt li\u1ec7u v\u00e0 ngu\u1ed3n c\u1ea5p tr\u01b0\u1edbc khi tinh ch\u1ec9nh k\u00edch th\u01b0\u1edbc<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

    Ba via v\u00e0 thi\u1ebfu s\u00f3t c\u00f3 th\u1ec3 c\u00f3 c\u00f9ng nguy\u00ean nh\u00e2n g\u1ed1c<\/h2>\n

    \"flash-and-short-shot-comparison\"<\/p>\n

    Hi\u1ec7n t\u01b0\u1ee3ng ba via v\u00e0 \u0111i\u1ec1n kh\u00f4ng \u0111\u1ea7y d\u01b0\u1eddng nh\u01b0 \u0111\u1ed1i l\u1eadp nhau, nh\u01b0ng kh\u00ed b\u1ecb gi\u1eef l\u1ea1i c\u00f3 th\u1ec3 g\u00f3p ph\u1ea7n g\u00e2y ra c\u1ea3 hai. Kh\u00f4ng kh\u00ed n\u00e9n c\u00f3 th\u1ec3 c\u1ea3n tr\u1edf d\u00f2ng nh\u1ef1a n\u00f3ng ch\u1ea3y \u0111ang ti\u1ebfn t\u1edbi \u1edf m\u1ed9t v\u00f9ng trong khi \u00e1p su\u1ea5t t\u00ecm th\u1ea5y khe h\u1edf m\u1eb7t ph\u00e2n c\u00e1ch y\u1ebfu h\u01a1n \u1edf n\u01a1i kh\u00e1c. T\u0103ng \u00e1p su\u1ea5t phun c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m khuy\u1ebft \u0111i\u1ec3m thi\u1ebfu nh\u1ef1a nh\u00ecn th\u1ea5y \u0111\u01b0\u1ee3c v\u00e0 \u0111\u1ed3ng th\u1eddi l\u00e0m t\u0103ng ba via.<\/p>\n

    \u0110\u1ed1i v\u1edbi ba via, c\u1ea7n x\u00e1c \u0111\u1ecbnh xem n\u00f3 mang t\u00ednh c\u1ee5c b\u1ed9 hay to\u00e0n c\u1ee5c. Ba via c\u1ee5c b\u1ed9 \u0111\u00f2i h\u1ecfi ki\u1ec3m tra van ch\u1eb7n, c\u0103n ch\u1ec9nh mi\u1ebfng ch\u00e8n, h\u01b0 h\u1ecfng b\u1ec1 m\u1eb7t v\u00e0 nhi\u1ec5m b\u1ea9n. Ba via to\u00e0n c\u1ee5c \u0111\u00f2i h\u1ecfi xem x\u00e9t r\u1ed9ng h\u01a1n v\u1ec1 \u00e1p su\u1ea5t l\u00f2ng khu\u00f4n, h\u1ed7 tr\u1ee3 k\u1eb9p, \u0111\u1ed9 nh\u1edbt, v\u1ecb tr\u00ed chuy\u1ec3n ti\u1ebfp v\u00e0 giai \u0111o\u1ea1n gi\u1eef \u00e1p. Vi\u1ec7c kh\u1eafc ph\u1ee5c n\u00ean gi\u1ea3i quy\u1ebft c\u01a1 ch\u1ebf m\u1edf ra \u0111\u01b0\u1eddng r\u00f2 r\u1ec9, ch\u1ee9 kh\u00f4ng ch\u1ec9 c\u1eaft g\u1ecdt c\u00e1c chi ti\u1ebft \u0111\u00e3 ho\u00e0n thi\u1ec7n.<\/p>\n

    \u0110\u1ed1i v\u1edbi khuy\u1ebft \u0111i\u1ec3m thi\u1ebfu nh\u1ef1a, c\u1ea7n ki\u1ec3m tra xem m\u1eb7t tr\u01b0\u1edbc d\u00f2ng ch\u1ea3y c\u00f3 d\u1eebng l\u1ea1i t\u1ea1i \u0111i\u1ec3m chuy\u1ec3n ti\u1ebfp m\u1ecfng, t\u00fai \u1edf \u0111\u1ea7u xa hay \u0111\u1eb7c \u0111i\u1ec3m kh\u00f4ng c\u00f3 l\u1ed7 tho\u00e1t kh\u00ed hay kh\u00f4ng. Vi\u1ec7c chu\u1ea9n b\u1ecb v\u1eadt li\u1ec7u v\u00e0 t\u00ednh nh\u1ea5t qu\u00e1n c\u1ee7a l\u01b0\u1ee3ng nh\u1ef1a phun ra c\u1ea7n \u0111\u01b0\u1ee3c x\u00e1c minh tr\u01b0\u1edbc khi t\u0103ng nhi\u1ec7t \u0111\u1ed9 nh\u1ef1a n\u00f3ng ch\u1ea3y ho\u1eb7c nhi\u1ec7t \u0111\u1ed9 khu\u00f4n. M\u1ed9t ph\u00e2n t\u00edch d\u00f2ng ch\u1ea3y khu\u00f4n<\/a> c\u00f3 m\u1ee5c ti\u00eau c\u00f3 th\u1ec3 gi\u00fap so s\u00e1nh c\u00e1c v\u1ecb tr\u00ed \u0111\u00f4ng \u0111\u1eb7c s\u1edbm v\u00e0 b\u1eaby kh\u00ed c\u00f3 kh\u1ea3 n\u0103ng x\u1ea3y ra, sau \u0111\u00f3 x\u00e1c nh\u1eadn tr\u00ean khu\u00f4n th\u1ef1c t\u1ebf. Quy tr\u00ecnh \u1ea5m h\u01a1n c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n vi\u1ec7c \u0111i\u1ec1n \u0111\u1ea7y, nh\u01b0ng c\u0169ng c\u00f3 th\u1ec3 k\u00e9o d\u00e0i th\u1eddi gian l\u00e0m ngu\u1ed9i, thay \u0111\u1ed5i \u0111\u1ed9 co ng\u00f3t v\u00e0 thu h\u1eb9p bi\u00ean an to\u00e0n ch\u1ed1ng ba via.<\/p>\n

    Sao ch\u00e9p kh\u00f4ng \u0111\u1ea7y \u0111\u1ee7 kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng l\u00e0 khuy\u1ebft \u0111i\u1ec3m thi\u1ebfu nh\u1ef1a<\/h2>\n

    \"microfeature-replication-profile-scan\"<\/p>\n

    M\u1ed9t chi ti\u1ebft c\u00f3 th\u1ec3 tr\u00f4ng nh\u01b0 \u0111\u01b0\u1ee3c \u0111i\u1ec1n \u0111\u1ea7y ho\u00e0n to\u00e0n trong khi bi\u00ean d\u1ea1ng vi \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a n\u00f3 v\u1eabn ch\u01b0a ho\u00e0n ch\u1ec9nh. Vi\u1ec7c sao ch\u00e9p \u0111\u1eb7c \u0111i\u1ec3m ph\u1ee5 thu\u1ed9c v\u00e0o t\u01b0\u01a1ng t\u00e1c c\u1ee5c b\u1ed9 gi\u1eefa d\u00f2ng ch\u1ea3y polymer, nhi\u1ec7t \u0111\u1ed9 b\u1ec1 m\u1eb7t khu\u00f4n, l\u1ecbch s\u1eed \u00e1p su\u1ea5t, h\u01b0\u1edbng \u0111\u1eb7c \u0111i\u1ec3m v\u00e0 kho\u1ea3ng c\u00e1ch t\u1eeb c\u1ed5ng phun. Ch\u1ec9 ki\u1ec3m tra tr\u1ecdng l\u01b0\u1ee3ng t\u1ed5ng th\u1ec3 c\u1ee7a chi ti\u1ebft ho\u1eb7c k\u00edch th\u01b0\u1edbc b\u00ean ngo\u00e0i c\u00f3 th\u1ec3 b\u1ecf s\u00f3t l\u1ed7i n\u00e0y.<\/p>\n

    \u0110o bi\u00ean d\u1ea1ng \u0111\u1eb7c \u0111i\u1ec3m t\u1ea1i c\u00e1c v\u1ecb tr\u00ed x\u00e1c \u0111\u1ecbnh thay v\u00ec \u0111\u00e1nh gi\u00e1 m\u1ed9t h\u00ecnh \u1ea3nh k\u00ednh hi\u1ec3n vi duy nh\u1ea5t. So s\u00e1nh c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m g\u1ea7n c\u1ed5ng phun v\u00e0 xa c\u1ed5ng phun, c\u00e1c chi ti\u1ebft song song v\u00e0 vu\u00f4ng g\u00f3c v\u1edbi d\u00f2ng ch\u1ea3y, v\u00e0 nhi\u1ec1u l\u00f2ng khu\u00f4n. M\u1ed9t thay \u0111\u1ed5i c\u1ea3i thi\u1ec7n m\u1ed9t v\u1ecb tr\u00ed nh\u01b0ng g\u00e2y h\u1ea1i cho v\u1ecb tr\u00ed kh\u00e1c cho th\u1ea5y c\u1eeda s\u1ed5 quy tr\u00ecnh ho\u1eb7c b\u1ed1 tr\u00ed c\u1ea5p nh\u1ef1a c\u1ea7n \u0111\u01b0\u1ee3c xem x\u00e9t th\u00eam.<\/p>\n

    Bi\u1ebfn d\u1ea1ng c\u0169ng ph\u1ea3i \u0111\u01b0\u1ee3c ph\u00e2n bi\u1ec7t theo th\u1eddi \u0111i\u1ec3m. N\u1ebfu \u0111\u1eb7c \u0111i\u1ec3m \u0111\u00fang khi \u0111\u01b0\u1ee3c gi\u1eef trong l\u00f2ng khu\u00f4n nh\u01b0ng thay \u0111\u1ed5i sau khi th\u00e1o ra, th\u00ec nhi\u1ec7t \u0111\u1ed9 th\u00e1o khu\u00f4n, ma s\u00e1t, \u0111\u1ed9 xi\u00ean v\u00e0 l\u1ef1c \u0111\u1ea9y tr\u1edf n\u00ean quan tr\u1ecdng. N\u1ebfu n\u00f3 \u0111\u00e3 sai tr\u01b0\u1edbc khi th\u00e1o ra, th\u00ec vi\u1ec7c \u0111i\u1ec1n \u0111\u1ea7y, gi\u1eef \u00e1p, l\u00e0m ngu\u1ed9i ho\u1eb7c h\u00ecnh h\u1ecdc d\u1ee5ng c\u1ee5 l\u00e0 h\u01b0\u1edbng d\u1eabn m\u1ea1nh h\u01a1n.<\/p>\n

    Thay \u0111\u1ed5i t\u1eebng c\u01a1 ch\u1ebf m\u1ed9t<\/h2>\n

    \"controlled-micro-molding-trial\"<\/p>\n

    Nh\u1eefng thay \u0111\u1ed5i th\u00f4ng s\u1ed1 ng\u1eabu nhi\u00ean khi\u1ebfn quy tr\u00ecnh c\u00f3 v\u1ebb \u0111ang ho\u1ea1t \u0111\u1ed9ng trong khi ph\u00e1 h\u1ee7y b\u1eb1ng ch\u1ee9ng c\u1ea7n thi\u1ebft \u0111\u1ec3 h\u1ecdc h\u1ecfi. M\u1ed9t th\u1eed nghi\u1ec7m c\u00f3 ki\u1ec3m so\u00e1t b\u1eaft \u0111\u1ea7u v\u1edbi \u0111\u01b0\u1eddng c\u01a1 s\u1edf \u1ed5n \u0111\u1ecbnh v\u00e0 m\u1ed9t ph\u1ea3n h\u1ed3i c\u00f3 th\u1ec3 \u0111o l\u01b0\u1eddng \u0111\u01b0\u1ee3c.<\/p>\n

      \n
    1. X\u00e1c \u0111\u1ecbnh ph\u1ea3n h\u1ed3i.<\/strong> S\u1eed d\u1ee5ng tr\u1ecdng l\u01b0\u1ee3ng chi ti\u1ebft, chi\u1ec1u cao \u0111\u1eb7c \u0111i\u1ec3m, chi\u1ec1u r\u1ed9ng ba via, \u00e1p su\u1ea5t l\u00f2ng khu\u00f4n ho\u1eb7c \u0111\u1ed9 l\u1ec7ch k\u00edch th\u01b0\u1edbc\u2014kh\u00f4ng ph\u1ea3i \u201ctr\u00f4ng \u0111\u1eb9p h\u01a1n.\u201d<\/li>\n
    2. Gi\u1eef c\u1ed1 \u0111\u1ecbnh vi\u1ec7c chu\u1ea9n b\u1ecb v\u1eadt li\u1ec7u.<\/strong> Ghi l\u1ea1i l\u00f4 nh\u1ef1a, \u0111i\u1ec1u ki\u1ec7n s\u1ea5y, \u0111i\u1ec1u ki\u1ec7n c\u1ea5p nh\u1ef1a v\u00e0 th\u1eddi gian l\u01b0u tr\u00fa \u0111\u00e3 tr\u00f4i qua.<\/li>\n
    3. Ch\u1ecdn m\u1ed9t gi\u1ea3 thuy\u1ebft.<\/strong> V\u00ed d\u1ee5, kh\u00ed b\u1ecb gi\u1eef l\u1ea1i t\u1ea1i v\u1ecb tr\u00ed \u0111i\u1ec1n cu\u1ed1i c\u00f9ng.<\/li>\n
    4. Thay \u0111\u1ed5i t\u1eadp h\u1ee3p y\u1ebfu t\u1ed1 h\u1eefu \u00edch nh\u1ecf nh\u1ea5t.<\/strong> Ki\u1ec3m tra l\u00e0m s\u1ea1ch l\u1ed7 th\u00f4ng h\u01a1i c\u00f3 th\u1ec3 cung c\u1ea5p nhi\u1ec1u th\u00f4ng tin h\u01a1n so v\u1edbi vi\u1ec7c thay \u0111\u1ed5i n\u0103m c\u00e0i \u0111\u1eb7t quy tr\u00ecnh.<\/li>\n
    5. So s\u00e1nh theo khoang v\u00e0 tr\u00ecnh t\u1ef1.<\/strong> T\u00e1ch bi\u1ec7t hi\u1ec7u \u1ee9ng h\u1ec7 th\u1ed1ng kh\u1ecfi v\u1ea5n \u0111\u1ec1 khoang ri\u00eang l\u1ebb.<\/li>\n
    6. X\u00e1c nh\u1eadn k\u1ebft qu\u1ea3 qua c\u00e1c chu k\u1ef3 l\u1eb7p l\u1ea1i.<\/strong> M\u1ed9t chi ti\u1ebft \u0111\u1ea1t y\u00eau c\u1ea7u kh\u00f4ng thi\u1ebft l\u1eadp \u0111\u01b0\u1ee3c t\u00ednh l\u1eb7p l\u1ea1i.<\/li>\n<\/ol>\n

      R\u1ed9ng h\u01a1n \u00c9p Phun Vi M\u00f4<\/a> quy tr\u00ecnh k\u1ebft n\u1ed1i d\u1ee5ng c\u1ee5 ch\u00ednh x\u00e1c, \u0111i\u1ec1n c\u00f3 ki\u1ec3m so\u00e1t, x\u1eed l\u00fd v\u00e0 \u0111o l\u01b0\u1eddng. Kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 n\u00ean tu\u00e2n theo c\u00f9ng chu\u1ed7i thay v\u00ec coi chi ti\u1ebft \u0111\u00fac l\u00e0 ngu\u1ed3n b\u1eb1ng ch\u1ee9ng duy nh\u1ea5t.<\/p>\n

      Ng\u0103n Ng\u1eeba T\u00e1i Di\u1ec5n B\u1eb1ng K\u1ebf Ho\u1ea1ch Ki\u1ec3m So\u00e1t<\/h2>\n

      \"cavity-traceability-control-plan\"<\/p>\n

      Sau khi m\u1ed9t s\u1eeda ch\u1eefa c\u00f3 hi\u1ec7u qu\u1ea3, h\u00e3y chuy\u1ec3n n\u00f3 th\u00e0nh bi\u1ec7n ph\u00e1p ki\u1ec3m so\u00e1t thay v\u00ec \u0111\u1ec3 n\u00f3 l\u00e0 ki\u1ebfn th\u1ee9c c\u1ee7a ng\u01b0\u1eddi v\u1eadn h\u00e0nh. Ghi l\u1ea1i c\u1eeda s\u1ed5 quy tr\u00ecnh \u0111\u00e3 x\u00e1c minh, kho\u1ea3ng th\u1eddi gian l\u00e0m s\u1ea1ch l\u1ed7 th\u00f4ng h\u01a1i, b\u1ec1 m\u1eb7t d\u1ee5ng c\u1ee5 quan tr\u1ecdng, y\u00eau c\u1ea7u chu\u1ea9n b\u1ecb v\u1eadt li\u1ec7u, v\u1ecb tr\u00ed ki\u1ec3m tra v\u00e0 k\u1ebf ho\u1ea1ch ph\u1ea3n \u1ee9ng. X\u00e1c \u0111\u1ecbnh t\u00edn hi\u1ec7u n\u00e0o n\u00ean d\u1eebng s\u1ea3n xu\u1ea5t v\u00e0 t\u00edn hi\u1ec7u n\u00e0o c\u00f3 th\u1ec3 k\u00edch ho\u1ea1t \u0111i\u1ec1u ch\u1ec9nh trong c\u1eeda s\u1ed5 \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t.<\/p>\n

      M\u1ed9t k\u1ebf ho\u1ea1ch ki\u1ec3m so\u00e1t h\u1eefu \u00edch ph\u00e2n bi\u1ec7t \u0111\u1ea7u ra s\u1ea3n ph\u1ea9m v\u1edbi t\u00edn hi\u1ec7u quy tr\u00ecnh. K\u00edch th\u01b0\u1edbc chi ti\u1ebft v\u00e0 bi\u00ean d\u1ea1ng \u0111\u1eb7c tr\u01b0ng x\u00e1c nh\u1eadn nh\u1eefng g\u00ec \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t; \u00e1p su\u1ea5t khoang, \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t \u0111\u1ed9, t\u00ecnh tr\u1ea1ng v\u1eadt li\u1ec7u v\u00e0 c\u00e1c s\u1ef1 ki\u1ec7n chu k\u1ef3 gi\u1ea3i th\u00edch l\u00fd do. C\u1ea3 hai \u0111\u1ec1u c\u1ea7n thi\u1ebft khi ph\u1ea1m vi ch\u1ea5p nh\u1eadn h\u1eb9p.<\/p>\n

      B\u1ea3o tr\u00ec d\u1ee5ng c\u1ee5 n\u00ean t\u1eadp trung v\u00e0o c\u00e1c b\u1ec1 m\u1eb7t chi ph\u1ed1i khuy\u1ebft t\u1eadt. \u0110\u1ed9 s\u00e2u l\u1ed7 th\u00f4ng h\u01a1i, ti\u1ebfp x\u00fac ch\u1eb7n, t\u00ecnh tr\u1ea1ng c\u1ed5ng, chuy\u1ec3n \u0111\u1ed9ng ch\u1ed1t \u0111\u1ea9y, c\u0103n ch\u1ec9nh mi\u1ebfng ch\u00e8n v\u00e0 \u0111\u1ed9 s\u1ea1ch khoang c\u00f3 th\u1ec3 tr\u00f4i d\u1ea1t \u1edf c\u00e1c t\u1ed1c \u0111\u1ed9 kh\u00e1c nhau. M\u1ed9t ch\u1ebf t\u1ea1o khu\u00f4n theo y\u00eau c\u1ea7u<\/a> \u0111\u00e1nh gi\u00e1 c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m \u0111\u00f3 v\u1edbi mi\u1ebfng ch\u00e8n c\u00f3 th\u1ec3 thay th\u1ebf v\u00e0 s\u1eeda ch\u1eefa an to\u00e0n cho th\u00e9p. Li\u00ean k\u1ebft h\u1ed3 s\u01a1 b\u1ea3o tr\u00ec v\u1edbi b\u1ea3n \u0111\u1ed3 khuy\u1ebft t\u1eadt gi\u00fap d\u1ec5 nh\u1eadn di\u1ec7n t\u00e1i di\u1ec5n h\u01a1n.<\/p>\n

      Gi\u1edbi h\u1ea1n ki\u1ec3m tra v\u00e0 ph\u1ea3n \u1ee9ng c\u0169ng n\u00ean tu\u00e2n theo ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng<\/a> quy tr\u00ecnh \u0111\u1ec3 nh\u1eadn d\u1ea1ng khoang, ph\u01b0\u01a1ng ph\u00e1p \u0111o l\u01b0\u1eddng v\u00e0 h\u1ed3 s\u01a1 hi\u1ec7u ch\u1ec9nh v\u1eabn \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi nhau.<\/p>\n

      C\u00e1c c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n

      \"engineers-reviewing-micro-defects\"<\/p>\n

      T\u1ea1i sao vi\u1ec7c t\u0103ng \u00e1p su\u1ea5t \u0111\u00f4i khi l\u1ea1i t\u1ea1o ra nhi\u1ec1u ba-via h\u01a1n?<\/h3>\n

      \u00c1p su\u1ea5t khoang cao h\u01a1n c\u00f3 th\u1ec3 \u00e9p nh\u1ef1a n\u00f3ng ch\u1ea3y v\u00e0o khe h\u1edf c\u1ee5c b\u1ed9 t\u1ea1i \u0111\u01b0\u1eddng ph\u00e2n khu\u00f4n ho\u1eb7c v\u1ecb tr\u00ed ch\u1eb7n. N\u1ebfu kh\u00f4ng kh\u00ed b\u1ecb gi\u1eef l\u1ea1i ho\u1eb7c \u0111\u00f4ng \u0111\u1eb7c s\u1edbm g\u00e2y ra v\u1ea5n \u0111\u1ec1 \u0111i\u1ec1n \u0111\u1ea7y ban \u0111\u1ea7u, \u00e1p su\u1ea5t c\u00f3 th\u1ec3 che gi\u1ea5u m\u1ed9t tri\u1ec7u ch\u1ee9ng trong khi t\u1ea1o ra tri\u1ec7u ch\u1ee9ng kh\u00e1c.<\/p>\n

      Vi\u1ec7c s\u1ea5y kh\u00f4 v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c khuy\u1ebft t\u1eadt \u00e9p phun vi m\u00f4 kh\u00f4ng?<\/h3>\n

      C\u00f3. C\u00e1c polymer nh\u1ea1y c\u1ea3m v\u1edbi \u0111\u1ed9 \u1ea9m c\u00f3 th\u1ec3 cho th\u1ea5y \u0111\u1ed9 nh\u1edbt kh\u00f4ng \u1ed5n \u0111\u1ecbnh, v\u1ea5n \u0111\u1ec1 ngo\u1ea1i quan, ph\u00e2n h\u1ee7y ho\u1eb7c suy gi\u1ea3m t\u00ednh ch\u1ea5t khi qu\u00e1 tr\u00ecnh chu\u1ea9n b\u1ecb kh\u00f4ng nh\u1ea5t qu\u00e1n. C\u1ea7n ki\u1ec3m tra h\u1ed3 s\u01a1 s\u1ea5y kh\u00f4 tr\u01b0\u1edbc khi quy m\u1ecdi bi\u1ebfn \u0111\u1ed9ng cho khu\u00f4n.<\/p>\n

      Tr\u1ecdng l\u01b0\u1ee3ng chi ti\u1ebft c\u00f3 \u0111\u1ee7 \u0111\u1ec3 x\u00e1c nh\u1eadn m\u1ed9t chi ti\u1ebft vi m\u00f4 ho\u00e0n ch\u1ec9nh kh\u00f4ng?<\/h3>\n

      Kh\u00f4ng. Tr\u1ecdng l\u01b0\u1ee3ng chi ti\u1ebft h\u1eefu \u00edch cho t\u00ednh nh\u1ea5t qu\u00e1n c\u1ee7a qu\u00e1 tr\u00ecnh, nh\u01b0ng n\u00f3 kh\u00f4ng ch\u1ee9ng minh r\u1eb1ng m\u1ecdi \u0111\u1eb7c \u0111i\u1ec3m vi m\u00f4 \u0111\u1ec1u c\u00f3 bi\u00ean d\u1ea1ng ch\u00ednh x\u00e1c. V\u1eabn c\u1ea7n \u0111o l\u01b0\u1eddng \u1edf c\u1ea5p \u0111\u1ed9 \u0111\u1eb7c \u0111i\u1ec3m.<\/p>\n

      Khi n\u00e0o n\u00ean thay \u0111\u1ed5i khu\u00f4n thay v\u00ec quy tr\u00ecnh?<\/h3>\n

      H\u00e3y c\u00e2n nh\u1eafc hi\u1ec7u ch\u1ec9nh d\u1ee5ng c\u1ee5 khi khuy\u1ebft t\u1eadt v\u1eabn \u1edf c\u00f9ng v\u1ecb tr\u00ed qua c\u00e1c th\u1eed nghi\u1ec7m quy tr\u00ecnh \u1ed5n \u0111\u1ecbnh, ch\u1ec9 xu\u1ea5t hi\u1ec7n \u1edf m\u1ed9t khoang, ho\u1eb7c t\u01b0\u01a1ng \u1ee9ng v\u1edbi gi\u1edbi h\u1ea1n \u0111\u00e3 x\u00e1c nh\u1eadn v\u1ec1 l\u1ed7 tho\u00e1t kh\u00ed, c\u1ed5ng phun, c\u0103n ch\u1ec9nh ho\u1eb7c v\u1ecb tr\u00ed ch\u1eb7n.<\/p>\n

      M\u1ed9t m\u1eabu kh\u00f4ng c\u00f3 khuy\u1ebft t\u1eadt c\u00f3 n\u00ean \u0111\u01b0\u1ee3c coi l\u00e0 s\u1eb5n s\u00e0ng s\u1ea3n xu\u1ea5t kh\u00f4ng?<\/h3>\n

      Ch\u1ec9 sau khi k\u1ebft qu\u1ea3 l\u1eb7p l\u1ea1i qua \u0111\u1ee7 s\u1ed1 chu k\u1ef3, khoang, t\u00ecnh tr\u1ea1ng v\u1eadt li\u1ec7u v\u00e0 bi\u1ebfn \u0111\u1ed9ng v\u1eadn h\u00e0nh b\u00ecnh th\u01b0\u1eddng. M\u1ed9t l\u1ea7n \u00e9p t\u1ed1t ch\u1ee9ng minh kh\u1ea3 n\u0103ng, kh\u00f4ng ph\u1ea3i n\u0103ng l\u1ef1c qu\u00e1 tr\u00ecnh.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"

      Micro injection molding defects are easier to correct when the symptom is treated as evidence rather than as a reason to adjust every setting. A short shot near a micro rib, flash along a parting line, and a distorted feature after release point to different mechanisms. The fastest troubleshooting starts by locating when the defect […]<\/p>\n","protected":false},"author":1,"featured_media":3584,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3556","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/posts\/3556","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/comments?post=3556"}],"version-history":[{"count":0,"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/posts\/3556\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/media\/3584"}],"wp:attachment":[{"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/media?parent=3556"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/categories?post=3556"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/tags?post=3556"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}