{"id":4290,"date":"2026-11-04T09:01:27","date_gmt":"2026-11-04T01:01:27","guid":{"rendered":"http:\/\/0"},"modified":"2026-11-04T15:17:03","modified_gmt":"2026-11-04T07:17:03","slug":"designing-structural-foam-parts-without-hiding-the-skin","status":"publish","type":"post","link":"https:\/\/www.jcinjectionmolding.com\/vi\/blog\/designing-structural-foam-parts-without-hiding-the-skin\/","title":{"rendered":"Thi\u1ebft k\u1ebf chi ti\u1ebft b\u1ecdt k\u1ebft c\u1ea5u m\u00e0 kh\u00f4ng che gi\u1ea5u l\u1edbp v\u1ecf b\u1ec1 m\u1eb7t"},"content":{"rendered":"

Thi\u1ebft k\u1ebf \u0111\u00fac phun x\u1ed1p k\u1ebft c\u1ea5u t\u1ed1t b\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c xem x\u00e9t b\u1ed9 ph\u1eadn nh\u01b0 hai v\u00f9ng li\u00ean k\u1ebft: m\u1ed9t l\u1edbp da ngo\u00e0i \u0111\u1eb7c ti\u1ebfp x\u00fac v\u1edbi b\u1ec1 m\u1eb7t khu\u00f4n v\u00e0 m\u1ed9t l\u00f5i d\u1ea1ng t\u1ebf b\u00e0o l\u00e0m gi\u1ea3m m\u1eadt \u0111\u1ed9 \u1edf ph\u1ea7n b\u00ean trong. C\u1ea5u tr\u00fac \u0111\u00f3 c\u00f3 th\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c chi ti\u1ebft l\u1edbn h\u01a1n, d\u00e0y h\u01a1n, nh\u01b0ng n\u00f3 kh\u00f4ng lo\u1ea1i b\u1ecf nhu c\u1ea7u thi\u1ebft k\u1ebf cho d\u00f2ng ch\u1ea3y, ngo\u1ea1i quan b\u1ec1 m\u1eb7t, \u0111\u1ea9y s\u1ea3n ph\u1ea9m v\u00e0 l\u1eafp r\u00e1p. C\u00e1c \u0111\u00e1nh gi\u00e1 an to\u00e0n nh\u1ea5t \u0111\u1eb7t ra y\u00eau c\u1ea7u v\u1ec1 l\u1edbp da m\u1ed9t c\u00e1ch r\u00f5 r\u00e0ng tr\u01b0\u1edbc khi kh\u00e1i ni\u1ec7m khu\u00f4n \u0111\u01b0\u1ee3c c\u1ed1 \u0111\u1ecbnh.<\/p>\n

S\u1eed d\u1ee5ng ch\u1ee9c n\u0103ng c\u1ee7a b\u1ed9 ph\u1eadn \u0111\u1ec3 quy\u1ebft \u0111\u1ecbnh n\u01a1i l\u1edbp da ph\u1ea3i duy tr\u00ec li\u00ean t\u1ee5c, b\u1ec1 m\u1eb7t n\u00e0o c\u00f3 th\u1ec3 ch\u1ea5p nh\u1eadn v\u00e2n b\u1ec1 m\u1eb7t ho\u1eb7c bi\u1ebfn thi\u00ean qu\u00e1 tr\u00ecnh, v\u00e0 k\u00edch th\u01b0\u1edbc n\u00e0o ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m tra sau khi \u0111\u00fac. \u0110\u00e2y l\u00e0 cu\u1ed9c trao \u0111\u1ed5i thi\u1ebft k\u1ebf \u0111\u1eb1ng sau \u0111\u00fac x\u1ed1p k\u1ebft c\u1ea5u<\/a>; qu\u00e1 tr\u00ecnh n\u00ean \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn xoay quanh b\u1ed9 ph\u1eadn, kh\u00f4ng \u0111\u01b0\u1ee3c d\u00f9ng nh\u01b0 m\u1ed9t l\u1ed1i t\u1eaft cho h\u00ecnh h\u1ecdc ch\u01b0a \u0111\u01b0\u1ee3c xem x\u00e9t.<\/p>\n

B\u1eaft \u0111\u1ea7u v\u1edbi b\u1ec1 m\u1eb7t m\u00e0 kh\u00e1ch h\u00e0ng th\u1ef1c s\u1ef1 s\u1ebd nh\u00ecn th\u1ea5y<\/h2>\n

C\u00e1c b\u1ed9 ph\u1eadn x\u1ed1p k\u1ebft c\u1ea5u c\u00f3 th\u1ec3 th\u1ec3 hi\u1ec7n \u0111\u1eb7c t\u00ednh b\u1ec1 m\u1eb7t kh\u00e1c v\u1edbi b\u1ed9 ph\u1eadn \u0111\u00fac \u0111\u1eb7c. M\u1ed9t b\u1ea3n v\u1ebd ghi nh\u00e3n m\u1ecdi m\u1eb7t l\u00e0 \u201cth\u1ea9m m\u1ef9\u201d mang l\u1ea1i r\u1ea5t \u00edt ch\u1ec9 d\u1eabn h\u1eefu \u00edch cho \u0111\u1ed9i ng\u0169 khu\u00f4n. H\u00e3y chia b\u1ed9 ph\u1eadn th\u00e0nh c\u00e1c v\u00f9ng nh\u00ecn th\u1ea5y, v\u00f9ng ch\u1ee9c n\u0103ng v\u00e0 v\u00f9ng kh\u00f4ng quan tr\u1ecdng, sau \u0111\u00f3 ch\u1ec9 \u0111\u1ecbnh nh\u1eefng g\u00ec m\u1ed7i v\u00f9ng ph\u1ea3i \u0111\u00e1p \u1ee9ng: kh\u1edbp, l\u00e0m k\u00edn, ch\u1ecbu t\u1ea3i, nh\u1eadn nh\u00e3n, ho\u1eb7c n\u1eb1m ngo\u00e0i t\u1ea7m nh\u00ecn.<\/p>\n

\u0110\u1ed1i v\u1edbi c\u00e1c m\u1eb7t nh\u00ecn th\u1ea5y, h\u00e3y xem x\u00e9t v\u00e2n b\u1ec1 m\u1eb7t d\u1ef1 ki\u1ebfn, \u0111\u1ed9 b\u00f3ng, m\u00e0u s\u1eafc, v\u1ecb tr\u00ed \u0111\u01b0\u1eddng gh\u00e9p, d\u1ea5u c\u1ed5ng, v\u00e0 \u1ea3nh h\u01b0\u1edfng c\u1ee7a b\u1ea5t k\u1ef3 l\u1edbp ph\u1ee7 ho\u1eb7c l\u1eafp r\u00e1p sau \u0111\u00f3. Kh\u00f4ng n\u00ean gi\u1ea3 \u0111\u1ecbnh r\u1eb1ng l\u00f5i x\u1ed1p s\u1ebd l\u00e0m m\u1ecdi khuy\u1ebft t\u1eadt b\u1ec1 m\u1eb7t bi\u1ebfn m\u1ea5t. N\u1ebfu m\u1ed1i quan t\u00e2m l\u00e0 ngo\u1ea1i quan v\u1ebft l\u00f5m, h\u00e3y so s\u00e1nh h\u00ecnh h\u1ecdc c\u1ee7a b\u1ed9 ph\u1eadn v\u00e0 l\u1edbp da d\u1ef1 ki\u1ebfn v\u1edbi l\u1ed9 tr\u00ecnh quy tr\u00ecnh c\u1ee5 th\u1ec3; ph\u1ea7n th\u1ea3o lu\u1eadn v\u1ec1 x\u1ed1p vi t\u1ebf b\u00e0o<\/a> hi\u1ec7n c\u00f3 t\u1ea1i c\u01a1 s\u1edf s\u1ebd \u0111\u1ec1 c\u1eadp \u0111\u1ebfn v\u1ea5n \u0111\u1ec1 h\u1eb9p h\u01a1n \u0111\u00f3.<\/p>\n

Gi\u1eef c\u00e1c chuy\u1ec3n ti\u1ebfp th\u00e0nh d\u00e0y m\u1ed9t c\u00e1ch c\u00f3 ch\u1ee7 \u0111\u00edch<\/h2>\n

C\u00e1c b\u01b0\u1edbc nh\u1ea3y \u0111\u1ed9 d\u00e0y l\u1edbn, c\u00e1c g\u00e2n d\u00e0y c\u00f4 l\u1eadp v\u00e0 c\u00e1c giao \u0111i\u1ec3m g\u00e2n \u0111\u1ed9t ng\u1ed9t c\u00f3 th\u1ec3 l\u00e0m ph\u1ee9c t\u1ea1p vi\u1ec7c \u0111i\u1ec1n \u0111\u1ea7y v\u00e0 t\u1ea1o ra h\u00e0nh vi l\u00e0m ngu\u1ed9i kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u. M\u1ed9t kh\u00e1i ni\u1ec7m x\u1ed1p k\u1ebft c\u1ea5u c\u00f3 th\u1ec3 l\u00e0m cho ti\u1ebft di\u1ec7n d\u00e0y h\u01a1n tr\u1edf n\u00ean kh\u1ea3 thi, nh\u01b0ng d\u00e0y kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 kh\u00f4ng b\u1ecb r\u00e0ng bu\u1ed9c. S\u1eed d\u1ee5ng c\u00e1c chuy\u1ec3n ti\u1ebfp d\u1ea7n d\u1ea7n \u1edf n\u01a1i ch\u1ee9c n\u0103ng cho ph\u00e9p, k\u1ebft n\u1ed1i g\u00e2n v\u1edbi th\u00e0nh m\u00e0 kh\u00f4ng t\u1ea1o ra kh\u1ed1i l\u01b0\u1ee3ng kh\u00f4ng c\u1ea7n thi\u1ebft, v\u00e0 tr\u00e1nh x\u1ebfp ch\u1ed3ng nhi\u1ec1u \u0111\u1eb7c \u0111i\u1ec3m d\u00e0y t\u1ea1i m\u1ed9t v\u1ecb tr\u00ed.<\/p>\n

\"Molded<\/p>\n

Khi kh\u00f4ng th\u1ec3 lo\u1ea1i b\u1ecf ti\u1ebft di\u1ec7n d\u00e0y, h\u00e3y ghi l\u1ea1i l\u00fd do c\u1ea7n thi\u1ebft v\u00e0 c\u00e1ch n\u00f3 \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3. Quy\u1ebft \u0111\u1ecbnh xem ti\u1ebft di\u1ec7n c\u00f3 g\u00e2n, \u0111\u1eb7c \u0111i\u1ec3m r\u1ed7ng, hay m\u1ed9t quy tr\u00ecnh kh\u00e1c c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng c\u00f9ng y\u00eau c\u1ea7u t\u1ea3i v\u1edbi \u00edt v\u1eadt li\u1ec7u h\u01a1n hay kh\u00f4ng. \u0110\u00e2y l\u00e0 quy\u1ebft \u0111\u1ecbnh v\u1ec1 h\u00ecnh h\u1ecdc, kh\u00f4ng ph\u1ea3i l\u1eddi h\u1ee9a v\u1ec1 thi\u1ebft l\u1eadp th\u00f4ng s\u1ed1.<\/p>\n

Thi\u1ebft k\u1ebf \u0111\u01b0\u1eddng d\u1eabn d\u00f2ng ch\u1ea3y tr\u01b0\u1edbc khi ch\u1ecdn v\u1ecb tr\u00ed c\u1ed5ng<\/h2>\n

V\u1ecb tr\u00ed c\u1ed5ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn n\u01a1i nh\u1ef1a n\u00f3ng ch\u1ea3y \u0111i v\u00e0o, c\u00e1ch khoang khu\u00f4n \u0111\u01b0\u1ee3c \u0111i\u1ec1n \u0111\u1ea7y, v\u00e0 n\u01a1i c\u00e1c m\u1eb7t tr\u01b0\u1edbc d\u00f2ng ch\u1ea3y g\u1eb7p nhau. \u0110\u1ed1i v\u1edbi m\u1ed9t b\u1ed9 ph\u1eadn d\u00e0i ho\u1eb7c kh\u00f4ng \u0111\u1ed1i x\u1ee9ng, m\u1ed9t c\u1ed5ng tr\u00f4ng thu\u1eadn ti\u1ec7n tr\u00ean b\u1ea3n v\u1ebd c\u00f3 th\u1ec3 t\u1ea1o ra \u0111\u01b0\u1eddng d\u1eabn d\u00e0i \u0111\u1ebfn m\u1ed9t \u0111\u1eb7c \u0111i\u1ec3m m\u1ecfng ho\u1eb7c \u0111\u1ec3 l\u1ea1i d\u1ea5u v\u1ebft nh\u00ecn th\u1ea5y tr\u00ean m\u1ed9t m\u1eb7t c\u1ea7n gi\u1eef s\u1ea1ch. \u0110\u00e1nh d\u1ea5u c\u00e1c h\u01b0\u1edbng d\u00f2ng ch\u1ea3y c\u00f3 kh\u1ea3 n\u0103ng v\u00e0 c\u00e1c \u0111\u01b0\u1eddng g\u1eb7p nhau ti\u1ec1m n\u0103ng tr\u00ean b\u1ea3n \u0111\u00e1nh gi\u00e1 CAD, sau \u0111\u00f3 ki\u1ec3m tra xem nh\u1eefng v\u1ecb tr\u00ed \u0111\u00f3 c\u00f3 xung \u0111\u1ed9t v\u1edbi y\u00eau c\u1ea7u v\u1ec1 ngo\u1ea1i quan, \u0111\u1ed9 b\u1ec1n ho\u1eb7c l\u00e0m k\u00edn hay kh\u00f4ng.<\/p>\n

\"Engineer<\/p>\n

L\u1ed7 th\u00f4ng h\u01a1i c\u0169ng c\u1ea7n m\u1ed9t \u0111\u01b0\u1eddng d\u1eabn c\u00f3 ch\u1ee7 \u0111\u00edch cho kh\u00f4ng kh\u00ed b\u1ecb d\u1ecbch chuy\u1ec3n. C\u00e1c v\u00f9ng cu\u1ed1i d\u00f2ng ch\u1ea3y, g\u00f3c c\u1ea1nh v\u00e0 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m gi\u1eef kh\u00ed c\u1ea7n \u0111\u01b0\u1ee3c ch\u00fa \u00fd trong qu\u00e1 tr\u00ecnh thi\u1ebft k\u1ebf khu\u00f4n. K\u00edch th\u01b0\u1edbc l\u1ed7 th\u00f4ng h\u01a1i c\u1ee5 th\u1ec3 v\u00e0 chi ti\u1ebft c\u1ed5ng v\u00e0o ph\u1ee5 thu\u1ed9c v\u00e0o v\u1eadt li\u1ec7u, khu\u00f4n v\u00e0 thi\u1ebft k\u1ebf quy tr\u00ecnh; kh\u00f4ng n\u00ean sao ch\u00e9p ch\u00fang nh\u01b0 nh\u1eefng gi\u00e1 tr\u1ecb ph\u1ed5 qu\u00e1t t\u1eeb m\u1ed9t chi ti\u1ebft kh\u00e1c.<\/p>\n

L\u1eadp k\u1ebf ho\u1ea1ch \u0111\u1ea9y khu\u00f4n v\u00e0 \u0111o l\u01b0\u1eddng xoay quanh tr\u1ea1ng th\u00e1i \u1ea5m c\u1ee7a chi ti\u1ebft<\/h2>\n

M\u1ed9t t\u1ea5m panel ho\u1eb7c v\u1ecf h\u1ed9p r\u1ed9ng c\u00f3 th\u1ec3 m\u1ec1m d\u1ebbo khi c\u00f2n \u1ea5m, ngay c\u1ea3 khi n\u00f3 \u0111\u1ee7 c\u1ee9ng sau khi \u1ed5n \u0111\u1ecbnh. V\u1ecb tr\u00ed ch\u1ed1t \u0111\u1ea9y, b\u1ec1 m\u1eb7t \u0111\u1ee1 v\u00e0 m\u1ecdi thao t\u00e1c x\u1eed l\u00fd b\u1eb1ng robot ho\u1eb7c ng\u01b0\u1eddi v\u1eadn h\u00e0nh n\u00ean tr\u00e1nh l\u00e0m bi\u1ebfn d\u1ea1ng chi ti\u1ebft trong qu\u00e1 tr\u00ecnh th\u00e1o khu\u00f4n. Xem x\u00e9t kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn \u0111\u1ec3 \u0111\u1ea9y khu\u00f4n v\u00e0 c\u00e2n nh\u1eafc n\u01a1i c\u1ea7n h\u1ed7 tr\u1ee3 t\u1ea1m th\u1eddi gi\u1eefa l\u00fac th\u00e1o khu\u00f4n v\u00e0 ki\u1ec3m tra.<\/p>\n

X\u00e1c \u0111\u1ecbnh tr\u1ea1ng th\u00e1i \u0111o tr\u01b0\u1edbc khi ph\u00e1t h\u00e0nh d\u1ee5ng c\u1ee5: s\u01a1 \u0111\u1ed3 chu\u1ea9n datum, ph\u01b0\u01a1ng ph\u00e1p d\u00f9ng \u0111\u1ed3 g\u00e1 ho\u1eb7c tr\u1ea1ng th\u00e1i t\u1ef1 do, th\u1eddi gian sau khi \u00e9p phun, v\u00e0 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 kh\u1edbp. N\u1ebfu kh\u00f4ng, hai nh\u00f3m c\u00f3 th\u1ec3 \u0111o c\u00f9ng m\u1ed9t chi ti\u1ebft trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n \u0111\u1ee1 kh\u00e1c nhau v\u00e0 b\u00e1o c\u00e1o k\u1ebft qu\u1ea3 kh\u00e1c nhau. Nguy\u00ean t\u1eafc n\u00e0y c\u0169ng \u00e1p d\u1ee5ng khi d\u1ef1 \u00e1n s\u1eed d\u1ee5ng m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p th\u00f4ng th\u01b0\u1eddng thi\u1ebft k\u1ebf khu\u00f4n \u00e9p phun<\/a> xem x\u00e9t\u2014ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra thu\u1ed9c v\u1ec1 k\u1ebf ho\u1ea1ch thi\u1ebft k\u1ebf.<\/p>\n

Tr\u00ecnh t\u1ef1 \u0111\u00e1nh gi\u00e1 thi\u1ebft k\u1ebf th\u1ef1c ti\u1ec5n<\/h2>\n
    \n
  1. X\u1ebfp h\u1ea1ng c\u00e1c b\u1ec1 m\u1eb7t.<\/strong> \u0110\u00e1nh d\u1ea5u c\u00e1c v\u00f9ng th\u1ea9m m\u1ef9, l\u00e0m k\u00edn, l\u1eafp gh\u00e9p v\u00e0 kh\u00f4ng quan tr\u1ecdng.<\/li>\n
  2. Gi\u1ea3i th\u00edch m\u1ecdi ti\u1ebft di\u1ec7n d\u00e0y.<\/strong> Li\u00ean k\u1ebft th\u00e0nh d\u00e0y, tr\u1ee5 l\u1ed3i v\u00e0 g\u00e2n v\u1edbi nhu c\u1ea7u ch\u1ecbu t\u1ea3i ho\u1eb7c l\u1eafp r\u00e1p.<\/li>\n
  3. Truy v\u1ebft \u0111\u01b0\u1eddng d\u1eabn d\u00f2ng ch\u1ea3y.<\/strong> Xem x\u00e9t c\u00e1c ph\u01b0\u01a1ng \u00e1n c\u1ed5ng v\u00e0o, \u0111\u01b0\u1eddng d\u00f2ng ch\u1ea3y d\u00e0i, \u0111i\u1ec3m g\u1eb7p nhau c\u1ee7a m\u1eb7t tr\u01b0\u1edbc d\u00f2ng ch\u1ea3y v\u00e0 c\u00e1c v\u00f9ng cu\u1ed1i d\u00f2ng ch\u1ea3y.<\/li>\n
  4. Xem x\u00e9t tho\u00e1t kh\u00ed v\u00e0 th\u00e1o khu\u00f4n.<\/strong> X\u00e1c \u0111\u1ecbnh nhu c\u1ea7u th\u00f4ng h\u01a1i, \u0111\u1ed9 d\u1ed1c tho\u00e1t khu\u00f4n, ti\u1ebfp x\u00fac ch\u1ed1t \u0111\u1ea9y v\u00e0 h\u1ed7 tr\u1ee3 x\u1eed l\u00fd.<\/li>\n
  5. \u0110\u1eb7t \u0111i\u1ec1u ki\u1ec7n ch\u1ea5p nh\u1eadn.<\/strong> X\u00e1c \u0111\u1ecbnh gi\u1edbi h\u1ea1n ngo\u1ea1i quan, k\u00edch th\u01b0\u1edbc, tr\u1ea1ng th\u00e1i \u0111o v\u00e0 tr\u00e1ch nhi\u1ec7m ph\u00ea duy\u1ec7t m\u1eabu.<\/li>\n<\/ol>\n

    C\u00e1c c\u00e2u h\u1ecfi c\u1ea7n gi\u1ea3i quy\u1ebft tr\u01b0\u1edbc khi ch\u1ed1t kh\u00e1i ni\u1ec7m khu\u00f4n<\/h2>\n
      \n
    • Nh\u1eefng b\u1ec1 m\u1eb7t n\u00e0o l\u1ed9 ra sau khi l\u1eafp r\u00e1p, v\u00e0 m\u1ee9c \u0111\u1ed9 bi\u1ebfn thi\u00ean b\u1ec1 m\u1eb7t n\u00e0o l\u00e0 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c?<\/li>\n
    • C\u00f3 th\u1ec3 thay th\u1ebf m\u1ed9t v\u00f9ng d\u00e0y b\u1eb1ng c\u00e1c g\u00e2n ho\u1eb7c m\u1ed9t b\u1ed1 c\u1ee5c k\u1ebft c\u1ea5u kh\u00e1c kh\u00f4ng?<\/li>\n
    • C\u1ed5ng v\u00e0 v\u1ebft d\u00f2ng ch\u1ea3y c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n \u1edf \u0111\u00e2u m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn l\u1eafp r\u00e1p ho\u1eb7c ngo\u1ea1i quan?<\/li>\n
    • Chi ti\u1ebft s\u1ebd \u0111\u01b0\u1ee3c \u0111\u1ee1 v\u00e0 \u0111o nh\u01b0 th\u1ebf n\u00e0o khi h\u00ecnh d\u1ea1ng c\u1ee7a n\u00f3 v\u1eabn c\u00f2n thay \u0111\u1ed5i sau khi \u0111\u1ea9y ra?<\/li>\n<\/ul>\n

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

      Foam k\u1ebft c\u1ea5u c\u00f3 t\u1ef1 \u0111\u1ed9ng lo\u1ea1i b\u1ecf v\u1ebft l\u00f5m kh\u00f4ng?<\/h3>\n

      Kh\u00f4ng. K\u1ebft qu\u1ea3 ph\u1ee5 thu\u1ed9c v\u00e0o h\u00ecnh h\u1ecdc chi ti\u1ebft, v\u1eadt li\u1ec7u, thi\u1ebft k\u1ebf khu\u00f4n v\u00e0 \u0111i\u1ec1u ki\u1ec7n quy tr\u00ecnh. \u0110\u00e1nh gi\u00e1 thi\u1ebft k\u1ebf c\u1ea7n x\u00e1c \u0111\u1ecbnh c\u00e1c v\u00f9ng d\u00e0y v\u00e0 \u0111\u1ecbnh ngh\u0129a c\u00e1ch \u0111\u00e1nh gi\u00e1 ngo\u1ea1i quan.<\/p>\n

      C\u00f3 th\u1ec3 quy \u0111\u1ecbnh m\u1ecdi b\u1ec1 m\u1eb7t l\u00e0 b\u1ec1 m\u1eb7t ngo\u1ea1i quan kh\u00f4ng?<\/h3>\n

      M\u1ed9t d\u1ef1 \u00e1n c\u00f3 th\u1ec3 \u0111\u1eb7t ra c\u00e1c y\u00eau c\u1ea7u nghi\u00eam ng\u1eb7t, nh\u01b0ng b\u1ea3n v\u1ebd n\u00ean x\u00e1c \u0111\u1ecbnh c\u00e1c v\u00f9ng \u01b0u ti\u00ean v\u00e0 ti\u00eau ch\u00ed ch\u1ea5p nh\u1eadn c\u00f3 th\u1ec3 \u0111o l\u01b0\u1eddng. \u0110i\u1ec1u \u0111\u00f3 gi\u00fap c\u00e1c nh\u00f3m thi\u1ebft k\u1ebf v\u00e0 ch\u1ebf t\u1ea1o khu\u00f4n \u0111\u00e1nh gi\u00e1 c\u00e1c \u0111\u00e1nh \u0111\u1ed5i thay v\u00ec \u0111\u1ed1i x\u1eed gi\u1ed1ng nhau v\u1edbi m\u1ecdi b\u1ec1 m\u1eb7t.<\/p>\n

      Foam k\u1ebft c\u1ea5u c\u00f3 gi\u1ed1ng v\u1edbi \u00e9p phun h\u1ed7 tr\u1ee3 kh\u00ed kh\u00f4ng?<\/h3>\n

      Kh\u00f4ng. C\u00e1c quy tr\u00ecnh n\u00e0y t\u1ea1o ra c\u1ea5u tr\u00fac b\u00ean trong kh\u00e1c nhau v\u00e0 s\u1eed d\u1ee5ng c\u00e1c chi\u1ebfn l\u01b0\u1ee3c quy tr\u00ecnh kh\u00e1c nhau. H\u00e3y l\u1ef1a ch\u1ecdn gi\u1eefa ch\u00fang d\u1ef1a tr\u00ean h\u00ecnh h\u1ecdc c\u1ee7a chi ti\u1ebft, nhu c\u1ea7u ch\u1ee9c n\u0103ng, y\u00eau c\u1ea7u ngo\u1ea1i quan v\u00e0 k\u1ebf ho\u1ea1ch ch\u1ebf t\u1ea1o khu\u00f4n \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn.<\/p>","protected":false},"excerpt":{"rendered":"

      Good structural foam injection molding design begins by treating the part as two linked zones: a solid outer skin that meets the mold surface and a cellular core that reduces density through the interior. That structure can suit larger, thicker components, but it does not remove the need to design for flow, surface appearance, ejection, […]<\/p>\n","protected":false},"author":1,"featured_media":4295,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-4290","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\/4290","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=4290"}],"version-history":[{"count":0,"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/posts\/4290\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/media\/4295"}],"wp:attachment":[{"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/media?parent=4290"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/categories?post=4290"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/tags?post=4290"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}