{"id":5468,"date":"2026-01-12T15:58:15","date_gmt":"2026-01-12T15:58:15","guid":{"rendered":"https:\/\/pickandplacemachine.com\/?p=5468"},"modified":"2026-05-20T14:20:52","modified_gmt":"2026-05-20T14:20:52","slug":"solder-beading-and-balling-smt-defect-prevention","status":"publish","type":"post","link":"https:\/\/pickandplacemachine.com\/vi\/solder-beading-and-balling-smt-defect-prevention\/","title":{"rendered":"H\u00e0n ch\u1ea5m v\u00e0 h\u00e0n c\u1ea7u: Ph\u00f2ng ng\u1eeba l\u1ed7i trong h\u00e0n SMT"},"content":{"rendered":"<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n s\u1eed d\u1ee5ng SMT \u0111\u1ee7 l\u00e2u, b\u1ea1n s\u1ebd th\u1ea5y \u0111i\u1ec1u n\u00e0y: nh\u1eefng h\u1ea1t h\u00e0n nh\u1ecf li ti xung quanh chip, ho\u1eb7c m\u1ed9t h\u1ea1t h\u00e0n to tr\u00f2n n\u1eb1m ch\u00ecnh \u00ecnh nh\u01b0 th\u1ec3 n\u00f3 l\u00e0 ch\u1ee7 nh\u00e2n c\u1ee7a n\u01a1i \u0111\u00f3. H\u1ec7 th\u1ed1ng ki\u1ec3m tra t\u1ef1 \u0111\u1ed9ng (AOI) s\u1ebd ph\u00e1t hi\u1ec7n ra, b\u1ed9 ph\u1eadn ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng (QA) s\u1ebd lo l\u1eafng, v\u00e0 danh s\u00e1ch c\u00f4ng vi\u1ec7c s\u1eeda ch\u1eefa b\u1eaft \u0111\u1ea7u tr\u00f4ng nh\u01b0 m\u1ed9t v\u1ee5 t\u1eafc \u0111\u01b0\u1eddng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Trong b\u00e0i vi\u1ebft n\u00e0y, t\u00f4i s\u1ebd t\u1eadp trung v\u00e0o nh\u1eefng \u0111i\u1ec1u th\u1ef1c ti\u1ec5n. Ch\u00fang ta s\u1ebd th\u1ea3o lu\u1eadn v\u1ec1... <strong>H\u00e0n ch\u00ec t\u1ea1o h\u1ea1t<\/strong> v\u00e0 <strong>H\u00e0n ch\u1ea5m<\/strong>, T\u1ea1i sao ch\u00fang xu\u1ea5t hi\u1ec7n v\u00e0 c\u00e1ch b\u1ea1n c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t ch\u00fang m\u00e0 kh\u00f4ng bi\u1ebfn \u0111\u01b0\u1eddng d\u00e2y c\u1ee7a m\u00ecnh th\u00e0nh m\u1ed9t d\u1ef1 \u00e1n khoa h\u1ecdc.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00f3m t\u1eaft t\u00ecnh h\u00ecnh t\u1eeb ph\u00eda ch\u00fang t\u00f4i: <strong>Meraif x\u00e2y d\u1ef1ng <a href=\"https:\/\/pickandplacemachine.com\/solution\/turnkey-smt-line-solutions\/?utm_source=chatgpt.com\">D\u00e2y chuy\u1ec1n SMT tr\u1ecdn g\u00f3i<\/a><\/strong>\u2014t\u1eeb thi\u1ebft k\u1ebf \u0111\u1ebfn l\u1eafp \u0111\u1eb7t, \u0111i\u1ec1u ch\u1ec9nh v\u00e0 \u0111\u00e0o t\u1ea1o\u2014do \u0111\u00f3 ch\u00fang ta th\u1ea5y c\u00e1c l\u1ed7i n\u00e0y xu\u1ea5t hi\u1ec7n tr\u00ean c\u00e1c d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t m\u1edbi c\u00f3 nhi\u1ec1u bi\u1ebfn th\u1ec3 (NPI) v\u00e0 c\u00e1c d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t h\u00e0ng lo\u1ea1t t\u1ed1c \u0111\u1ed9 cao.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"solder-beading-vs-solder-balling-in-smt-reflow\">H\u00e0n ch\u1ea5m so v\u1edbi h\u00e0n b\u00f3ng trong qu\u00e1 tr\u00ecnh h\u00e0n l\u1ea1i SMT<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e0n ch\u1ea3y v\u00e0 h\u00e0n b\u00f3ng tr\u00f4ng gi\u1ed1ng nhau \u1edf c\u00e1i nh\u00ecn \u0111\u1ea7u ti\u00ean, nh\u01b0ng \u201cd\u1ea5u hi\u1ec7u \u0111\u1eb7c tr\u01b0ng\u201d c\u1ee7a ch\u00fang kh\u00e1c nhau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>H\u00e0n ch\u00ec t\u1ea1o h\u1ea1t<\/strong>Th\u01b0\u1eddng \u00f4m l\u1ea5y ph\u1ea7n cu\u1ed1i c\u1ee7a m\u1ed9t chip (v\u00ed d\u1ee5 nh\u01b0 0402\/0603), gi\u1ed1ng nh\u01b0 \u0111\u01b0\u1ee3c \u201c\u0111\u1ed7\u201d g\u1ea7n th\u00e2n linh ki\u1ec7n.<\/li>\n\n\n\n<li><strong>H\u00e0n b\u00f3ng<\/strong>: Ph\u00e2n t\u00e1n ng\u1eabu nhi\u00ean nhi\u1ec1u h\u01a1n \u2014 nh\u1eefng h\u1ea1t nh\u1ecf tr\u00ean m\u1eb7t n\u1ea1, gi\u1eefa c\u00e1c mi\u1ebfng \u0111\u1ec7m, \u0111\u00f4i khi l\u0103n v\u00e0o nh\u1eefng v\u1ecb tr\u00ed nguy hi\u1ec3m.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n nh\u1ea7m l\u1eabn ch\u00fang, b\u1ea1n s\u1ebd \u0111i\u1ec1u ch\u1ec9nh sai n\u00fam v\u1eb7n. V\u00ec v\u1eady, quy t\u1eafc \u0111\u1ea7u ti\u00ean: <strong>Ph\u00e2n lo\u1ea1i theo v\u1ecb tr\u00ed + m\u1eabu<\/strong>, Kh\u00f4ng ch\u1ec9 l\u00e0 \u201c\u0111\u00f3 l\u00e0 m\u1ed9t qu\u1ea3 b\u00f3ng.\u201d<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/pickandplacemachine.com\/wp-admin\/post.php?post=2887&amp;action=edit\"><img decoding=\"async\" width=\"960\" height=\"640\" src=\"https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/01\/SMT-Inspection-System3.jpg\" alt=\"H\u1ec7 th\u1ed1ng ki\u1ec3m tra SMT\" class=\"wp-image-5477\" srcset=\"https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/01\/SMT-Inspection-System3.jpg 960w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/01\/SMT-Inspection-System3-300x200.jpg 300w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/01\/SMT-Inspection-System3-768x512.jpg 768w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/01\/SMT-Inspection-System3-18x12.jpg 18w\" sizes=\"(max-width: 960px) 100vw, 960px\" \/><\/a><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"excessive-solder-paste-volume\">L\u01b0\u1ee3ng keo h\u00e0n qu\u00e1 nhi\u1ec1u<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u n\u00e0y g\u00e2y ra nhi\u1ec1u \u0111au \u0111\u1edbn h\u01a1n so v\u1edbi nh\u1eefng g\u00ec \u0111a s\u1ed1 m\u1ecdi ng\u01b0\u1eddi mu\u1ed1n th\u1eeba nh\u1eadn.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"solder-paste-deposit-volume\">Th\u1ec3 t\u00edch ch\u1ea5t h\u00e0n d\u1ea1ng keo<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Khi l\u01b0\u1ee3ng keo qu\u00e1 cao, ph\u1ea7n keo th\u1eeba ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u01b0a \u0111i \u0111\u00e2u \u0111\u00f3. Trong qu\u00e1 tr\u00ecnh \u0111\u1eb7t keo, n\u00f3 b\u1ecb \u00e9p ch\u1eb7t. Trong qu\u00e1 tr\u00ecnh h\u00e0n ch\u1ea3y, n\u00f3 c\u00f3 th\u1ec3 v\u1ee1 ra v\u00e0 t\u1ea1o th\u00e0nh c\u00e1c h\u1ea1t\/h\u1ea1t tr\u00f2n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Nh\u1eefng g\u00ec b\u1ea1n l\u00e0m tr\u00ean \u0111\u01b0\u1eddng d\u00e2y:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u1eed d\u1ee5ng <strong>SPI<\/strong> Theo d\u00f5i xu h\u01b0\u1edbng kh\u1ed1i l\u01b0\u1ee3ng ti\u1ec1n g\u1eedi, kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 \u0111\u1ed7\/tr\u01b0\u1ee3t.<\/li>\n\n\n\n<li>Si\u1ebft ch\u1eb7t <strong>B\u1ed9 lau khu\u00f4n<\/strong> T\u1ea7n su\u1ea5t thay \u0111\u1ed5i khi \u0111\u1ed9 \u1ea9m ho\u1eb7c tu\u1ed5i c\u1ee7a b\u1ed9t nh\u00e3o thay \u0111\u1ed5i.<\/li>\n\n\n\n<li>N\u1ebfu thi\u1ebft k\u1ebf c\u1ee7a b\u1ea1n cho ph\u00e9p, h\u00e3y gi\u1ea3m l\u01b0\u1ee3ng v\u1eadt li\u1ec7u tr\u00ean c\u00e1c \u0111\u1ea7u chip (s\u1ebd \u0111\u1ec1 c\u1eadp chi ti\u1ebft h\u01a1n v\u1ec1 khu\u00f4n in sau).<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u1ef1c t\u1ebf m\u00e0 n\u00f3i: N\u1ebfu SPI c\u1ee7a b\u1ea1n b\u1ecb ng\u1eaft k\u1ebft n\u1ed1i ho\u1eb7c b\u1ea1n kh\u00f4ng tin t\u01b0\u1edfng n\u00f3, b\u1ea1n \u0111ang l\u00e1i xe ban \u0111\u00eam m\u00e0 kh\u00f4ng c\u00f3 \u0111\u00e8n pha.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"placement-force-and-print-registration\">L\u1ef1c \u0111\u1eb7t v\u00e0 \u0110\u0103ng k\u00fd in<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">H\u1ea7u h\u1ebft c\u00e1c tr\u01b0\u1eddng h\u1ee3p \u201cmystery balling\u201d kh\u00f4ng ph\u1ea3i l\u00e0 b\u00ed \u1ea9n. \u0110\u00f3 th\u01b0\u1eddng l\u00e0... <strong>In \u1ea5n + \u0110\u1eb7t h\u00e0ng<\/strong> X\u1ebfp ch\u1ed3ng l\u00ean nhau.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"placement-force-z-height-and-paste-squeeze\">L\u1ef1c \u0111\u1eb7t (Chi\u1ec1u cao Z) v\u00e0 L\u1ef1c \u00e9p keo<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">L\u1ef1c \u0111\u1eb7t qu\u00e1 m\u1ea1nh (ho\u1eb7c chi\u1ec1u cao Z kh\u00f4ng \u0111\u00fang) s\u1ebd \u0111\u1ea9y keo h\u00e0n ra kh\u1ecfi d\u01b0\u1edbi b\u1ec1 m\u1eb7t linh ki\u1ec7n. Sau \u0111\u00f3, qu\u00e1 tr\u00ecnh h\u00e0n ch\u1ea3y s\u1ebd bi\u1ebfn v\u1ebft keo h\u00e0n \u0111\u00f3 th\u00e0nh c\u00e1c h\u1ea1t h\u00e0n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"print-registration-and-stencil-alignment\">\u0110\u0103ng k\u00fd in \u1ea5n v\u00e0 c\u0103n ch\u1ec9nh khu\u00f4n in<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea3n in c\u1ee7a b\u1ea1n b\u1ecb l\u1ec7ch m\u1ed9t ch\u00fat, b\u1ea1n c\u00f3 th\u1ec3 v\u00f4 t\u00ecnh l\u00e0m d\u00ednh keo l\u00ean l\u1edbp ph\u1ee7 h\u00e0n. Lo\u1ea1i keo n\u00e0y c\u00f3 xu h\u01b0\u1edbng t\u1ea1o th\u00e0nh nh\u1eefng h\u1ea1t nh\u1ecf sau n\u00e0y.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C\u00e1c gi\u1ea3i ph\u00e1p nhanh ch\u00f3ng th\u1ef1c s\u1ef1 hi\u1ec7u qu\u1ea3:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>X\u00e1c minh <strong>C\u00f4ng th\u1ee9c \u0111\u1eb7t h\u00e0ng<\/strong> (Chi\u1ec1u cao Z, l\u1ef1c \u0111\u1eb7t, th\u1eddi gian ti\u1ebfp x\u00fac).<\/li>\n\n\n\n<li>Ki\u1ec3m tra <strong>\u0110\u1ecbnh v\u1ecb khu\u00f4n m\u1eabu l\u00ean b\u1ea3ng m\u1ea1ch<\/strong> v\u00e0 h\u1ed7 tr\u1ee3 b\u1ea3ng m\u1ea1ch (h\u00fat ch\u00e2n kh\u00f4ng d\u01b0\u1edbi khu\u00f4n, ch\u1ed1t c\u00f4ng c\u1ee5, kh\u1ed1i h\u1ed7 tr\u1ee3).<\/li>\n\n\n\n<li>Ch\u00fa \u00fd \u0111\u1ebfn c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 ch\u1ec9 s\u1ed1 c\u1ea5p li\u1ec7u ho\u1eb7c m\u00e0i m\u00f2n v\u00f2i phun g\u00e2y ra c\u00e1c chuy\u1ec3n \u0111\u1ed9ng vi m\u00f4.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t c\u1ee7a b\u1ea1n l\u00e0 d\u00e2y chuy\u1ec1n t\u1ed1c \u0111\u1ed9 cao, s\u1ef1 sai l\u1ec7ch nh\u1ecf trong v\u1ecb tr\u00ed \u0111\u1eb7t linh ki\u1ec7n c\u00f3 th\u1ec3 nhanh ch\u00f3ng d\u1eabn \u0111\u1ebfn s\u1ed1 l\u01b0\u1ee3ng l\u1ed7i l\u1edbn. \u0110\u00f3 ch\u00ednh l\u00e0 l\u00fac c\u01a1 ch\u1ebf \u1ed5n \u0111\u1ecbnh tr\u1edf n\u00ean quan tr\u1ecdng.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"reflow-profile-ramp-up-rate\">T\u1ed1c \u0111\u1ed9 t\u0103ng d\u1ea7n c\u1ee7a h\u1ed3 s\u01a1 t\u00e1i ch\u1ea3y<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"ramp-up-rate-c-s\">T\u1ed1c \u0111\u1ed9 t\u0103ng nhi\u1ec7t (\u00b0C\/s)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t t\u1ed1c \u0111\u1ed9 t\u0103ng d\u1ea7n qu\u00e1 ch\u1eadm c\u00f3 th\u1ec3 khi\u1ebfn h\u1ed7n h\u1ee3p b\u1ecb ch\u1ea3y x\u1ec7 v\u00e0 di chuy\u1ec3n tr\u01b0\u1edbc khi n\u00f3 ho\u00e0n to\u00e0n th\u1ea5m \u01b0\u1edbt, \u0111\u1eb7c bi\u1ec7t l\u00e0 g\u1ea7n c\u00e1c m\u1ea3nh nh\u1ecf. Nhi\u1ec1u nh\u00e0 m\u00e1y b\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 t\u0103ng d\u1ea7n v\u00e0o m\u1ed9t kho\u1ea3ng th\u1eddi gian ki\u1ec3m so\u00e1t (m\u1ed9t kho\u1ea3ng th\u1eddi gian kh\u1edfi \u0111\u1ea7u ph\u1ed5 bi\u1ebfn m\u00e0 b\u1ea1n s\u1ebd nghe th\u1ea5y l\u00e0 kho\u1ea3ng <strong>1,5\u20132,5\u00b0C\/s<\/strong>, Sau \u0111\u00f3, \u0111i\u1ec1u ch\u1ec9nh theo b\u1ea3ng d\u1eef li\u1ec7u c\u1ee7a keo d\u00e1n v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng nhi\u1ec7t c\u1ee7a b\u1ea3ng m\u1ea1ch.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0110i\u1ec1u t\u00f4i s\u1ebd l\u00e0m trong m\u1ed9t c\u1eeda h\u00e0ng th\u1ef1c t\u1ebf:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>H\u1ed3 s\u01a1 v\u1edbi m\u1ed9t <strong><a href=\"https:\/\/pickandplacemachine.com\/reflow-thermal-profiler\/\">m\u00e1y \u0111o nhi\u1ec7t \u0111\u1ed9<\/a><\/strong> (Kh\u00f4ng n\u00ean \u0111o\u00e1n d\u1ef1a tr\u00ean c\u00e1c \u0111i\u1ec3m c\u00e0i \u0111\u1eb7t c\u1ee7a l\u00f2 n\u01b0\u1edbng).<\/li>\n\n\n\n<li>So s\u00e1nh h\u1ed3 s\u01a1 \u201cgolden board\u201d v\u1edbi h\u1ed3 s\u01a1 hi\u1ec7n t\u1ea1i.<\/li>\n\n\n\n<li>N\u1ebfu b\u1ea1n \u0111\u00e3 thay \u0111\u1ed5i \u0111\u1ed9 d\u00e0y c\u1ee7a b\u1ea3ng m\u1ea1ch ho\u1eb7c l\u01b0\u1ee3ng \u0111\u1ed3ng \u0111\u1ed5, h\u00e3y ki\u1ec3m tra l\u1ea1i profile. \u0110i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng, r\u1ea5t nhi\u1ec1u.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/pickandplacemachine.com\/wp-admin\/post.php?post=2875&amp;action=edit\"><img decoding=\"async\" width=\"960\" height=\"640\" src=\"https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/01\/SMT-Inspection-System2.jpg\" alt=\"H\u1ec7 th\u1ed1ng ki\u1ec3m tra SMT\" class=\"wp-image-5476\" srcset=\"https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/01\/SMT-Inspection-System2.jpg 960w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/01\/SMT-Inspection-System2-300x200.jpg 300w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/01\/SMT-Inspection-System2-768x512.jpg 768w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/01\/SMT-Inspection-System2-18x12.jpg 18w\" sizes=\"(max-width: 960px) 100vw, 960px\" \/><\/a><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"preheat-and-solvent-outgassing\">L\u00e0m n\u00f3ng tr\u01b0\u1edbc v\u00e0 gi\u1ea3i ph\u00f3ng kh\u00ed t\u1eeb dung m\u00f4i<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"preheat-soak-zone\">Khu v\u1ef1c l\u00e0m n\u00f3ng tr\u01b0\u1edbc \/ Ng\u00e2m<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Khi qu\u00e1 tr\u00ecnh l\u00e0m n\u00f3ng tr\u01b0\u1edbc kh\u00f4ng \u0111\u1ec1u, dung m\u00f4i c\u00f3 th\u1ec3 bay h\u01a1i kh\u00f4ng \u0111\u1ec1u. \u0110i\u1ec1u \u0111\u00f3 c\u00f3 th\u1ec3 g\u00e2y ra <strong>V\u1ebft b\u1eafn keo<\/strong> v\u00e0 \u0111\u1ec3 l\u1ea1i c\u00e1c h\u1ea1t h\u00e0n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>M\u1eb9o k\u1ebft n\u1ed1i qua \u0111i\u1ec7n tho\u1ea1i:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Gi\u1eef nhi\u1ec7t \u0111\u1ed9 ti\u1ec1n s\u01b0\u1edfi \u1ed5n \u0111\u1ecbnh tr\u00ean c\u00e1c l\u00e0n \u0111\u01b0\u1eddng (n\u1ebfu b\u1ea1n s\u1eed d\u1ee5ng ch\u1ebf \u0111\u1ed9 hai l\u00e0n).<\/li>\n\n\n\n<li>\u0110\u1eebng n\u01b0\u1edbng qu\u00e1 nhanh \u0111\u1ebfn m\u1ee9c m\u1eb7t tr\u00ean ch\u00edn trong khi m\u1eb7t d\u01b0\u1edbi v\u1eabn c\u00f2n l\u1ea1nh.<\/li>\n\n\n\n<li>N\u1ebfu b\u1ea1n th\u1ea5y nh\u1eefng \u0111\u1ee3t m\u01b0a r\u00e0o b\u1ea5t th\u01b0\u1eddng v\u00e0o nh\u1eefng ng\u00e0y m\u01b0a\u2026 v\u00e2ng, h\u00e3y ti\u1ebfp t\u1ee5c \u0111\u1ecdc.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"stencil-aperture-reduction-and-stencil-thickness\">Gi\u1ea3m k\u00edch th\u01b0\u1edbc l\u1ed7 khu\u00f4n v\u00e0 \u0111\u1ed9 d\u00e0y khu\u00f4n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 n\u00fam \u0111i\u1ec1u khi\u1ec3n v\u1eadt l\u00fd c\u1ee7a b\u1ea1n.\u201c<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"10-aperture-reduction-for-chip-components\">Gi\u1ea3m k\u00edch th\u01b0\u1edbc l\u1ed7 m\u1edf cho c\u00e1c linh ki\u1ec7n chip 10%<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t chi\u1ebfn l\u01b0\u1ee3c ch\u1ed1ng \u0111\u1ecdng h\u1ea1t ph\u1ed5 bi\u1ebfn: gi\u1ea3m k\u00edch th\u01b0\u1edbc l\u1ed7 khu\u00f4n tr\u00ean c\u00e1c \u0111\u1ea7u chip (th\u01b0\u1eddng xung quanh) <strong>Gi\u1ea3m 10%<\/strong> (nh\u01b0 m\u1ed9t \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u), \u0111\u1ec3 tr\u00e1nh h\u00e0n qu\u00e1 nhi\u1ec1u t\u1ea1i \u0111i\u1ec3m k\u1ebft th\u00fac c\u1ee7a linh ki\u1ec7n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"stencil-thickness-and-area-ratio\">\u0110\u1ed9 d\u00e0y khu\u00f4n v\u00e0 t\u1ef7 l\u1ec7 di\u1ec7n t\u00edch<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu khu\u00f4n qu\u00e1 d\u00e0y cho c\u00f4ng vi\u1ec7c c\u00f3 kho\u1ea3ng c\u00e1ch nh\u1ecf, b\u1ea1n s\u1ebd g\u1eb7p kh\u00f3 kh\u0103n trong vi\u1ec7c t\u00e1ch keo v\u00e0 l\u00e0m keo b\u1ecb lem. N\u1ebfu khu\u00f4n qu\u00e1 m\u1ecfng, c\u00e1c m\u1ed1i h\u00e0n s\u1ebd kh\u00f4ng \u0111\u01b0\u1ee3c cung c\u1ea5p \u0111\u1ee7 keo. B\u1ea1n c\u1ea7n t\u00ecm m\u1ed9t kho\u1ea3ng c\u00e1ch l\u00e0m vi\u1ec7c h\u1ee3p l\u00fd.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Phi\u00ean b\u1ea3n ng\u00f4n ng\u1eef l\u00f3ng tr\u00ean s\u00e0n nh\u00e0 m\u00e1y:<\/strong><br>Stencil l\u00e0 \u201cng\u00e2n s\u00e1ch d\u00e1n\u201d c\u1ee7a b\u1ea1n. H\u00e3y s\u1eed d\u1ee5ng n\u00f3 m\u1ed9t c\u00e1ch th\u00f4ng minh.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"moisture-control-and-board-baking\">Ki\u1ec3m so\u00e1t \u0111\u1ed9 \u1ea9m v\u00e0 n\u01b0\u1edbng v\u00e1n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed9 \u1ea9m l\u00e0m m\u1ecdi th\u1ee9 tr\u1edf n\u00ean k\u1ef3 l\u1ea1 h\u01a1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"humidity-moisture-absorption-and-random-balling\">\u0110\u1ed9 \u1ea9m, Kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 \u0111\u1ed9 \u1ea9m v\u00e0 Hi\u1ec7n t\u01b0\u1ee3ng t\u1ee5 l\u1ea1i ng\u1eabu nhi\u00ean<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Bo m\u1ea1ch, linh ki\u1ec7n, th\u1eadm ch\u00ed c\u1ea3 qu\u00e1 tr\u00ecnh x\u1eed l\u00fd keo h\u00e0n c\u0169ng c\u00f3 th\u1ec3 h\u1ea5p th\u1ee5 \u0111\u1ed9 \u1ea9m. Trong qu\u00e1 tr\u00ecnh h\u00e0n l\u1ea1i, \u0111\u1ed9 \u1ea9m gi\u00e3n n\u1edf v\u00e0 c\u00f3 th\u1ec3 g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng b\u1eafn t\u00f3e v\u00e0 h\u00e0nh vi h\u00e0n b\u1ea5t th\u01b0\u1eddng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C\u00e1c h\u00e0nh \u0111\u1ed9ng th\u1ef1c ti\u1ec5n:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u1eed d\u1ee5ng kho l\u01b0u tr\u1eef kh\u00f4 (t\u1ee7 kh\u00f4 ESD khi c\u1ea7n thi\u1ebft).<\/li>\n\n\n\n<li>Tu\u00e2n th\u1ee7 c\u00e1c quy \u0111\u1ecbnh c\u1ee7a MSL \u0111\u1ed1i v\u1edbi c\u00e1c g\u00f3i h\u00e0ng nh\u1ea1y c\u1ea3m.<\/li>\n\n\n\n<li>H\u00e3y xem x\u00e9t vi\u1ec7c n\u01b0\u1edbng khi b\u1ea1n ph\u00e1t hi\u1ec7n d\u1ea5u hi\u1ec7u \u1ea9m \u01b0\u1edbt (nh\u01b0ng h\u00e3y l\u00e0m \u0111i\u1ec1u \u0111\u00f3 d\u1ef1a tr\u00ean d\u1eef li\u1ec7u, kh\u00f4ng ph\u1ea3i d\u1ef1a tr\u00ean m\u00ea t\u00edn).<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng l\u00fd do khi\u1ebfn c\u00e1c nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t \u0111a d\u1ea1ng s\u1ea3n ph\u1ea9m b\u1ecb \u1ea3nh h\u01b0\u1edfng n\u1eb7ng n\u1ec1 h\u01a1n: nguy\u00ean li\u1ec7u t\u1ed3n kho, sau \u0111\u00f3 \u0111\u1ed9t ng\u1ed9t c\u1ea1n ki\u1ec7t.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"ipc-a-610-solder-balls-acceptance-criteria\">Ti\u00eau chu\u1ea9n ch\u1ea5p nh\u1eadn cho c\u00e1c h\u1ea1t h\u00e0n theo IPC-A-610<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng ph\u1ea3i m\u1ecdi h\u1ea1t h\u00e0n \u0111\u1ec1u l\u00e0 ph\u1ebf li\u1ec7u. Nh\u01b0ng b\u1ea1n c\u1ea7n m\u1ed9t quy t\u1eafc m\u00e0 m\u1ecdi ng\u01b0\u1eddi \u0111\u1ec1u \u0111\u1ed3ng \u00fd.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"acceptance-criteria-and-electrical-clearance\">Ti\u00eau ch\u00ed ch\u1ea5p nh\u1eadn v\u00e0 kho\u1ea3ng c\u00e1ch \u0111i\u1ec7n<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1ch suy ngh\u0129 theo phong c\u00e1ch IPC th\u00f4ng th\u01b0\u1eddng (\u0111\u01a1n gi\u1ea3n h\u00f3a):<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>M\u1ee5c ti\u00eau: Kh\u00f4ng c\u00f3 c\u00e1c h\u1ea1t h\u00e0n l\u1ecfng l\u1ebbo.<\/li>\n\n\n\n<li>Trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p, vi\u1ec7c c\u00e1c h\u1ea1t b\u1ecb k\u1eb9t trong c\u1eb7n\/l\u1edbp ph\u1ee7 l\u00e0 c\u00f3 th\u1ec3 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c mi\u1ec5n l\u00e0 kh\u00f4ng vi ph\u1ea1m kho\u1ea3ng c\u00e1ch an to\u00e0n.<\/li>\n\n\n\n<li>L\u1ed7i n\u1ebfu c\u00e1c qu\u1ea3 b\u00f3ng c\u00f3 th\u1ec3 di chuy\u1ec3n ho\u1eb7c vi ph\u1ea1m kho\u1ea3ng c\u00e1ch \u0111i\u1ec7n t\u1ed1i thi\u1ec3u.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n kh\u00f4ng x\u00e1c \u0111\u1ecbnh \u0111i\u1ec1u n\u00e0y, c\u00e1c nh\u00e0 \u0111i\u1ec1u h\u00e0nh s\u1ebd tranh c\u00e3i c\u1ea3 ng\u00e0y, v\u00e0 kh\u00e1ch h\u00e0ng c\u1ee7a b\u1ea1n v\u1eabn s\u1ebd y\u00eau c\u1ea7u m\u1ed9t 8D.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"evidence-table-root-cause-action-source\">B\u1ea3ng b\u1eb1ng ch\u1ee9ng: Nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5 \u2192 H\u00e0nh \u0111\u1ed9ng \u2192 Ngu\u1ed3n g\u1ed1c<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u0110i\u1ec3m ki\u1ec3m so\u00e1t l\u1ed7i (tham s\u1ed1)<\/th><th>\u0110i\u1ec1u g\u00ec th\u1ef1c s\u1ef1 \u0111ang x\u1ea3y ra?<\/th><th>Nh\u1eefng g\u00ec b\u1ea1n thay \u0111\u1ed5i tr\u00ean d\u00f2ng<\/th><th>Ngu\u1ed3n \/ c\u01a1 s\u1edf<\/th><\/tr><\/thead><tbody><tr><td>L\u01b0\u1ee3ng keo h\u00e0n qu\u00e1 nhi\u1ec1u<\/td><td>Qu\u00e1 nhi\u1ec1u keo b\u1ecb \u00e9p ra ho\u1eb7c di chuy\u1ec3n.<\/td><td>\u0110i\u1ec1u khi\u1ec3n \u00e2m l\u01b0\u1ee3ng SPI, quy tr\u00ecnh lau khu\u00f4n, \u0111i\u1ec1u ch\u1ec9nh kh\u1ea9u \u0111\u1ed9<\/td><td>Th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t trong k\u1ef9 thu\u1eadt quy tr\u00ecnh + Logic b\u1ea3ng d\u1eef li\u1ec7u d\u00e1n<\/td><\/tr><tr><td>L\u1ef1c \u0111\u1eb7t v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c in \u1ea5n<\/td><td>Chi\u1ec1u cao Z\/l\u1ef1c \u0111\u1ea9y keo ra ngo\u00e0i; l\u1ed7i in khi\u1ebfn keo d\u00ednh l\u00ean m\u1eb7t n\u1ea1.<\/td><td>Ki\u1ec3m tra l\u1ea1i c\u00f4ng th\u1ee9c \u0111\u1eb7t, h\u1ed7 tr\u1ee3 b\u1ea3ng m\u1ea1ch, c\u0103n ch\u1ec9nh in \u1ea5n.<\/td><td>Kinh nghi\u1ec7m g\u1ee1 l\u1ed7i d\u00e2y chuy\u1ec1n SMT (NPI + s\u1ea3n xu\u1ea5t h\u00e0ng lo\u1ea1t)<\/td><\/tr><tr><td>T\u1ed1c \u0111\u1ed9 t\u0103ng d\u1ea7n c\u1ee7a \u0111\u01b0\u1eddng cong t\u00e1i ch\u1ea3y<\/td><td>Qu\u00e1 tr\u00ecnh t\u0103ng t\u1ed1c ch\u1eadm cho ph\u00e9p s\u1ef1 s\u1ee5t l\u00fan\/di chuy\u1ec3n tr\u01b0\u1edbc khi l\u00e0m \u01b0\u1edbt.<\/td><td>H\u00ecnh \u1ea3nh nhi\u1ec7t v\u1edbi m\u00e1y ph\u00e2n t\u00edch nhi\u1ec7t, \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 d\u1ed1c\/th\u1eddi gian gi\u1eef nhi\u1ec7t<\/td><td>H\u01b0\u1edbng d\u1eabn chung cho nh\u00e0 cung c\u1ea5p OEM\/h\u1ed7n h\u1ee3p + Th\u1ef1c h\u00e0nh ph\u00e2n t\u00edch h\u1ed3 s\u01a1<\/td><\/tr><tr><td>L\u00e0m n\u00f3ng tr\u01b0\u1edbc v\u00e0 lo\u1ea1i b\u1ecf kh\u00ed t\u1eeb dung m\u00f4i<\/td><td>S\u1ef1 tho\u00e1t kh\u00ed kh\u00f4ng \u0111\u1ec1u c\u00f3 th\u1ec3 g\u00e2y b\u1eafn tung t\u00f3e, \u0111\u1ec3 l\u1ea1i c\u00e1c h\u1ea1t tr\u00f2n.<\/td><td>\u1ed4n \u0111\u1ecbnh qu\u00e1 tr\u00ecnh l\u00e0m n\u00f3ng tr\u01b0\u1edbc, x\u00e1c nh\u1eadn qu\u00e1 tr\u00ecnh ng\u00e2m, gi\u1ea3m \u0111\u1ed9 l\u1ec7ch h\u00e0ng ng\u00e0y.<\/td><td>Quy tr\u00ecnh ph\u00e2n t\u00edch t\u00e1i ch\u1ea3y<\/td><\/tr><tr><td>Gi\u1ea3m k\u00edch th\u01b0\u1edbc l\u1ed7 khu\u00f4n v\u00e0 \u0111\u1ed9 d\u00e0y khu\u00f4n<\/td><td>Ki\u1ec3m so\u00e1t l\u01b0\u1ee3ng ch\u1ea5t l\u1eafng \u0111\u1ecdng gi\u00fap gi\u1ea3m s\u1ef1 h\u00ecnh th\u00e0nh c\u00e1c h\u1ea1t nh\u1ecf g\u1ea7n c\u00e1c m\u1ea3nh v\u1ee5n.<\/td><td>~10% \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u gi\u1ea3m kh\u1ea9u \u0111\u1ed9, \u0111\u1ed9 d\u00e0y t\u01b0\u01a1ng \u1ee9ng v\u1edbi b\u01b0\u1edbc s\u00f3ng.<\/td><td>Th\u1ef1c h\u00e0nh thi\u1ebft k\u1ebf khu\u00f4n (m\u1eabu ch\u1ed1ng tr\u00e0n chip)<\/td><\/tr><tr><td>Ki\u1ec3m so\u00e1t \u0111\u1ed9 \u1ea9m v\u00e0 n\u01b0\u1edbng v\u00e1n<\/td><td>S\u1ef1 gi\u00e3n n\u1edf do \u0111\u1ed9 \u1ea9m l\u00e0m t\u0103ng t\u00ednh ng\u1eabu nhi\u00ean.<\/td><td>L\u01b0u tr\u1eef kh\u00f4, ki\u1ec3m so\u00e1t MSL, n\u01b0\u1edbng v\u1edbi b\u1eb1ng ch\u1ee9ng<\/td><td>Th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t trong qu\u1ea3n l\u00fd v\u1eadt li\u1ec7u<\/td><\/tr><tr><td>Ti\u00eau chu\u1ea9n ch\u1ea5p nh\u1eadn cho c\u00e1c h\u1ea1t h\u00e0n theo ti\u00eau chu\u1ea9n IPC-A-610<\/td><td>C\u1ea7n c\u00f3 c\u00e1c quy t\u1eafc \u0111\u00e1nh gi\u00e1 v\u00e0 ph\u00ea duy\u1ec7t nh\u1ea5t qu\u00e1n.<\/td><td>X\u00e1c \u0111\u1ecbnh \u201cch\u1ea5p nh\u1eadn so v\u1edbi l\u1ed7i\u201d trong Quy tr\u00ecnh l\u00e0m vi\u1ec7c ti\u00eau chu\u1ea9n (SOP) c\u1ee7a b\u1ea1n.<\/td><td>Khung ti\u00eau chu\u1ea9n c\u00f4ng nghi\u1ec7p IPC-A-610<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/pickandplacemachine.com\/wp-admin\/post.php?post=2860&amp;action=edit\"><img decoding=\"async\" width=\"960\" height=\"640\" src=\"https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/01\/SMT-Inspection-System1.jpg\" alt=\"H\u1ec7 th\u1ed1ng ki\u1ec3m tra SMT\" class=\"wp-image-5475\" srcset=\"https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/01\/SMT-Inspection-System1.jpg 960w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/01\/SMT-Inspection-System1-300x200.jpg 300w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/01\/SMT-Inspection-System1-768x512.jpg 768w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/01\/SMT-Inspection-System1-18x12.jpg 18w\" sizes=\"(max-width: 960px) 100vw, 960px\" \/><\/a><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"smt-grease-for-feeder-and-machine-maintenance\">M\u1ee1 b\u00f4i tr\u01a1n SMT cho b\u1ea3o d\u01b0\u1ee1ng m\u00e1y c\u1ea5p li\u1ec7u v\u00e0 m\u00e1y m\u00f3c<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ph\u1ea7n n\u00e0y th\u01b0\u1eddng b\u1ecb b\u1ecf qua, nh\u01b0ng n\u00f3 l\u00e0 s\u1ef1 th\u1eadt: <strong>S\u1ef1 \u1ed5n \u0111\u1ecbnh c\u01a1 h\u1ecdc \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 \u1ed5n \u0111\u1ecbnh c\u1ee7a v\u1ecb tr\u00ed.<\/strong>, V\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a v\u1ecb tr\u00ed \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn qu\u00e1 tr\u00ecnh \u00e9p b\u1ed9t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u00ean trang web c\u1ee7a ch\u00fang t\u00f4i, ch\u00fang t\u00f4i g\u1ecdi n\u00f3 m\u1ed9t c\u00e1ch th\u1eb3ng th\u1eafn: <strong>M\u1ee1 b\u00f4i tr\u01a1n SMT cho b\u1ea3o d\u01b0\u1ee1ng b\u1ed9 c\u1ea5p li\u1ec7u v\u00e0 m\u00e1y m\u00f3c gi\u00fap gi\u1ea3m m\u00e0i m\u00f2n, c\u1ea3i thi\u1ec7n chuy\u1ec3n \u0111\u1ed9ng \u00eam \u00e1i v\u00e0 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh trong su\u1ed1t qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t k\u00e9o d\u00e0i.<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi c\u00e1c b\u1ed9 ph\u1eadn c\u1ea5p li\u1ec7u b\u1eaft \u0111\u1ea7u b\u1ecb k\u1eb9t ho\u1eb7c c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng m\u01b0\u1ee3t m\u00e0, v\u1ecb tr\u00ed c\u00f3 th\u1ec3 b\u1ecb d\u1ecbch chuy\u1ec3n nh\u1eb9, ti\u1ebfp x\u00fac c\u1ee7a v\u00f2i phun c\u00f3 th\u1ec3 kh\u00f4ng \u0111\u1ec1u v\u00e0 b\u1ea1n s\u1ebd th\u1ea5y nhi\u1ec1u v\u1ebft b\u1ea9n b\u1ed9t h\u01a1n. \u0110i\u1ec1u n\u00e0y kh\u00f4ng ph\u1ea3i l\u00e0 ph\u00e9p m\u00e0u\u2014ch\u1ec9 l\u00e0 ma s\u00e1t v\u00e0 s\u1ef1 d\u1ecbch chuy\u1ec3n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n mua m\u1ee1 b\u00f4i tr\u01a1n nh\u01b0 m\u1ed9t m\u1eb7t h\u00e0ng ti\u00eau hao, b\u1ea1n c\u00f3 th\u1ec3 ki\u1ec3m tra s\u1ea3n ph\u1ea9m c\u1ee7a ch\u00fang t\u00f4i. <a href=\"https:\/\/pickandplacemachine.com\/smt-grease\/?utm_source=chatgpt.com\">D\u1ea7u m\u1ee1 SMT<\/a> \u1ede \u0111\u00e2y:<br><a href=\"https:\/\/pickandplacemachine.com\/smt-grease\/?utm_source=chatgpt.com\">https:\/\/pickandplacemachine.com\/smt-grease\/<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">(V\u00e0 \u0111\u00fang v\u1eady, ch\u00fang t\u00f4i h\u1ed7 tr\u1ee3 \u0111\u01a1n h\u00e0ng s\u1ed1 l\u01b0\u1ee3ng l\u1edbn v\u00e0 cung c\u1ea5p theo m\u00f4 h\u00ecnh OEM\/ODM cho c\u00e1c s\u1ea3n ph\u1ea9m ti\u00eau hao v\u00e0 ph\u1ee5 t\u00f9ng, v\u00ec nhi\u1ec1u kh\u00e1ch h\u00e0ng kh\u00f4ng mu\u1ed1n ph\u1ea3i \u0111\u00e1nh gi\u00e1 l\u1ea1i nh\u00e0 cung c\u1ea5p h\u00e0ng th\u00e1ng.)<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"a-practical-troubleshooting-flow-for-the-line\">Quy tr\u00ecnh kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 th\u1ef1c t\u1ebf cho d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 c\u00e1ch t\u00f4i s\u1ebd tri\u1ec3n khai n\u00f3 tr\u00ean m\u1ed9t nh\u00e0 m\u00e1y th\u1ef1c t\u1ebf\u2014nhanh ch\u00f3ng, kh\u00f4ng r\u01b0\u1eddm r\u00e0:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>SPI \u0111\u1ea7u ti\u00ean<\/strong>: Xu h\u01b0\u1edbng th\u1ec3 t\u00edch, xu h\u01b0\u1edbng b\u00f9 tr\u1eeb, gi\u1ea3i ph\u00f3ng keo d\u00e1n.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/pickandplacemachine.com\/solder-paste-printer\/\">M\u00e1y in ti\u1ebfp theo<\/a><\/strong>\u00c1p l\u1ef1c c\u1ee7a c\u00e2y lau k\u00ednh, lau khu\u00f4n, \u00f4 nhi\u1ec5m m\u1eb7t d\u01b0\u1edbi.<\/li>\n\n\n\n<li><strong>V\u1ecb tr\u00ed<\/strong>Chi\u1ec1u cao Z\/l\u1ef1c, t\u00ecnh tr\u1ea1ng v\u00f2i phun, \u0111\u1ed9 l\u1eb7p l\u1ea1i c\u1ee7a b\u1ed9 c\u1ea5p li\u1ec7u, h\u1ed7 tr\u1ee3 b\u1ea3ng m\u1ea1ch.<\/li>\n\n\n\n<li><strong>H\u1ed3 s\u01a1 t\u00e1i ch\u1ea3y<\/strong>: \u0110o l\u01b0\u1eddng b\u1eb1ng c\u00f4ng c\u1ee5 ph\u00e2n t\u00edch hi\u1ec7u su\u1ea5t, so s\u00e1nh v\u1edbi k\u1ebft qu\u1ea3 chu\u1ea9n, ki\u1ec3m tra t\u00ednh \u1ed5n \u0111\u1ecbnh c\u1ee7a giai \u0111o\u1ea1n t\u0103ng t\u1ed1c, duy tr\u00ec v\u00e0 TAL.<\/li>\n\n\n\n<li><strong>V\u1eadt li\u1ec7u &amp; m\u00f4i tr\u01b0\u1eddng<\/strong>\u0110\u1ed9 \u1ea9m, ti\u1ebfp x\u00fac v\u1edbi MSL, quy tr\u00ecnh b\u1ea3o qu\u1ea3n.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">L\u00e0m nh\u01b0 v\u1eady, b\u1ea1n s\u1ebd ng\u0103n ch\u1eb7n vi\u1ec7c \u201crandom balling\u201d t\u1ed3n t\u1ea1i mi\u1ec5n ph\u00ed trong d\u00f2ng c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"turnkey-smt-line-solutions\">Gi\u1ea3i ph\u00e1p d\u00e2y chuy\u1ec1n SMT tr\u1ecdn g\u00f3i<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n \u0111ang x\u00e2y d\u1ef1ng m\u1ed9t d\u00e2y chuy\u1ec1n SMT m\u1edbi ho\u1eb7c \u0111\u00e3 ch\u00e1n ng\u00e1n vi\u1ec7c ph\u1ea3i kh\u1eafc ph\u1ee5c t\u1eebng v\u1ea5n \u0111\u1ec1 m\u1ed9t, l\u1ee3i \u00edch l\u1edbn h\u01a1n l\u00e0 ki\u1ec3m so\u00e1t to\u00e0n di\u1ec7n: m\u00e1y in + <a href=\"https:\/\/pickandplacemachine.com\/pick-and-place-machines\/\">l\u1eafp r\u00e1p t\u1ef1 \u0111\u1ed9ng<\/a> + Qu\u00e1 tr\u00ecnh h\u00e0n l\u1ea1i + Ki\u1ec3m tra AOI\/SPI + V\u1ec7 sinh + X\u1eed l\u00fd, t\u1ea5t c\u1ea3 \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh th\u00e0nh m\u1ed9t h\u1ec7 th\u1ed1ng th\u1ed1ng nh\u1ea5t. \u0110\u00f3 ch\u00ednh l\u00e0 nh\u1eefng g\u00ec Meraif th\u1ef1c hi\u1ec7n nh\u01b0 m\u1ed9t <strong>Nh\u00e0 cung c\u1ea5p gi\u1ea3i ph\u00e1p nh\u00e0 m\u00e1y SMT tr\u1ecdn g\u00f3i<\/strong>, bao g\u1ed3m thi\u1ebft k\u1ebf \u0111\u01b0\u1eddng d\u1eabn, t\u00edch h\u1ee3p, hi\u1ec7u chu\u1ea9n v\u00e0 \u0111\u00e0o t\u1ea1o.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hi\u1ec7n t\u01b0\u1ee3ng bong tr\u00f3c v\u00e0 t\u1ea1o h\u1ea1t kh\u00f4ng ch\u1ec9 l\u00e0 l\u1ed7i. Ch\u00fang l\u00e0 t\u00edn hi\u1ec7u. Khi b\u1ea1n ph\u00e1t hi\u1ec7n nh\u1eefng t\u00edn hi\u1ec7u \u0111\u00f3 s\u1edbm, b\u1ea1n b\u1ea3o v\u1ec7 n\u0103ng su\u1ea5t s\u1ea3n xu\u1ea5t l\u1ea7n \u0111\u1ea7u v\u00e0 duy tr\u00ec l\u1ecbch giao h\u00e0ng kh\u00f4ng b\u1ecb ch\u1ec7ch h\u01b0\u1edbng\u2026 kh\u00e1 quan tr\u1ecdng, ph\u1ea3i kh\u00f4ng.<\/p>","protected":false},"excerpt":{"rendered":"<p>S\u1eeda ch\u1eefa hi\u1ec7n t\u01b0\u1ee3ng ch\u1ea3y ch\u00ec v\u00e0 t\u1ea1o h\u1ea1t ch\u00ec nhanh ch\u00f3ng: ki\u1ec3m so\u00e1t l\u01b0\u1ee3ng keo h\u00e0n, l\u1ef1c \u0111\u1eb7t, k\u00edch th\u01b0\u1edbc l\u1ed7 khu\u00f4n, qu\u00e1 tr\u00ecnh l\u00e0m n\u00f3ng ch\u1ea3y v\u00e0 ng\u00e2m, x\u1eed l\u00fd \u0111\u1ed9 \u1ea9m, v\u00e0 ki\u1ec3m tra tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n IPC.<\/p>","protected":false},"author":1,"featured_media":5477,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_gspb_post_css":"","footnotes":""},"categories":[837],"tags":[851,913,915,916,917,914],"class_list":["post-5468","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-process-quality","tag-reflow-profile","tag-smt-defect-prevention","tag-solder-balling","tag-solder-beading","tag-solder-paste-printing","tag-stencil-aperture"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/pickandplacemachine.com\/vi\/wp-json\/wp\/v2\/posts\/5468","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pickandplacemachine.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pickandplacemachine.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pickandplacemachine.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/pickandplacemachine.com\/vi\/wp-json\/wp\/v2\/comments?post=5468"}],"version-history":[{"count":5,"href":"https:\/\/pickandplacemachine.com\/vi\/wp-json\/wp\/v2\/posts\/5468\/revisions"}],"predecessor-version":[{"id":6415,"href":"https:\/\/pickandplacemachine.com\/vi\/wp-json\/wp\/v2\/posts\/5468\/revisions\/6415"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pickandplacemachine.com\/vi\/wp-json\/wp\/v2\/media\/5477"}],"wp:attachment":[{"href":"https:\/\/pickandplacemachine.com\/vi\/wp-json\/wp\/v2\/media?parent=5468"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pickandplacemachine.com\/vi\/wp-json\/wp\/v2\/categories?post=5468"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pickandplacemachine.com\/vi\/wp-json\/wp\/v2\/tags?post=5468"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}