{"id":5369,"date":"2025-12-24T15:39:08","date_gmt":"2025-12-24T15:39:08","guid":{"rendered":"https:\/\/pickandplacemachine.com\/?p=5369"},"modified":"2026-05-20T14:22:22","modified_gmt":"2026-05-20T14:22:22","slug":"paste-slump-and-movement-preventing-component-shift-during-reflow","status":"publish","type":"post","link":"https:\/\/pickandplacemachine.com\/vi\/paste-slump-and-movement-preventing-component-shift-during-reflow\/","title":{"rendered":"S\u1ef1 s\u1ee5t l\u00fan v\u00e0 di chuy\u1ec3n c\u1ee7a h\u1ed7n h\u1ee3p: Ng\u0103n ch\u1eb7n s\u1ef1 d\u1ecbch chuy\u1ec3n c\u1ee7a c\u00e1c th\u00e0nh ph\u1ea7n trong qu\u00e1 tr\u00ecnh h\u00e0n l\u1ea1i."},"content":{"rendered":"<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n t\u1eebng th\u1ea5y m\u1ed9t b\u1ea3ng m\u1ea1ch tr\u00f4ng \u201cho\u00e0n h\u1ea3o\u201d \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o l\u00f2 n\u01b0\u1edbng\u2026 r\u1ed3i ra kh\u1ecfi l\u00f2 v\u1edbi c\u00e1c linh ki\u1ec7n 0402 b\u1ecb l\u1ec7ch, QFN b\u1ecb d\u1ecbch chuy\u1ec3n ho\u1eb7c c\u00e1c c\u1ea7u n\u1ed1i m\u00e0 b\u1ea1n ch\u1eafc ch\u1eafn l\u00e0 kh\u00f4ng c\u00f3 \u1edf \u0111\u00f3 \u2014 v\u00e2ng, b\u1ea1n kh\u00f4ng ph\u1ea3i l\u00e0 ng\u01b0\u1eddi duy nh\u1ea5t. Nhi\u1ec1u ng\u01b0\u1eddi \u0111\u1ed5 l\u1ed7i cho l\u00f2 n\u01b0\u1edbng tr\u01b0\u1edbc ti\u00ean. Nh\u01b0ng h\u1ea7u h\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 d\u1ecbch chuy\u1ec3n linh ki\u1ec7n \u0111\u1ec1u b\u1eaft \u0111\u1ea7u t\u1eeb\u2026 <strong>tr\u01b0\u1edbc<\/strong> Ch\u1ea5t h\u00e0n tan ch\u1ea3y ho\u00e0n to\u00e0n: v\u1edbi hi\u1ec7n t\u01b0\u1ee3ng ch\u1ea3y x\u1ec7 c\u1ee7a ch\u1ea5t h\u00e0n d\u1ea1ng paste, chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a paste v\u00e0 \u0111\u1ed9 b\u00e1m d\u00ednh y\u1ebfu (tack) trong qu\u00e1 tr\u00ecnh \u0111\u1eb7t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ea1i <a href=\"https:\/\/pickandplacemachine.com\/brand\/meraif\/\">Meraif<\/a> M\u00e1y \u0111\u1eb7t linh ki\u1ec7n, ch\u00fang ta th\u01b0\u1eddng th\u1ea5y \u0111i\u1ec1u n\u00e0y trong c\u00e1c d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t tr\u1ecdn g\u00f3i. Ti\u00eau \u0111\u1ec1 trang web c\u1ee7a ch\u00fang t\u00f4i l\u00e0 \u201cChuy\u00ean gia h\u00e0ng \u0111\u1ea7u v\u1ec1 gi\u1ea3i ph\u00e1p d\u00e2y chuy\u1ec1n SMT tr\u1ecdn g\u00f3i t\u1ea1i Trung Qu\u1ed1c\u201d, v\u00e0 th\u1ef1c s\u1ef1, nh\u1eefng r\u1eafc r\u1ed1i li\u00ean quan \u0111\u1ebfn vi\u1ec7c d\u00e1n v\u00e0 \u0111\u1eb7t linh ki\u1ec7n ch\u00ednh l\u00e0 l\u00fd do t\u1ea1i sao ng\u01b0\u1eddi mua y\u00eau c\u1ea7u h\u1ed7 tr\u1ee3 to\u00e0n b\u1ed9 d\u00e2y chuy\u1ec1n thay v\u00ec mua m\u1ed9t m\u00e1y v\u00e0 hy v\u1ecdng m\u1ecdi th\u1ee9 s\u1ebd \u1ed5n. N\u1ebfu b\u1ea1n \u0111ang x\u00e2y d\u1ef1ng <a href=\"https:\/\/pickandplacemachine.com\/solution\/turnkey-smt-line-solutions\/\">Gi\u1ea3i ph\u00e1p d\u00e2y chuy\u1ec1n SMT tr\u1ecdn g\u00f3i<\/a> M\u00e1y \u0111\u1eb7t linh ki\u1ec7n, vi\u1ec7c \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a keo d\u00e1n s\u1ebd gi\u00fap b\u1ea1n tr\u00e1nh \u0111\u01b0\u1ee3c nh\u1eefng r\u1eafc r\u1ed1i h\u00e0ng ng\u00e0y trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"quick-overview-why-parts-walk-before-solder-even-melts\">T\u1ed5ng quan nhanh: T\u1ea1i sao c\u00e1c linh ki\u1ec7n di chuy\u1ec3n tr\u01b0\u1edbc khi h\u00e0n th\u1eadm ch\u00ed ch\u01b0a tan ch\u1ea3y<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">D\u01b0\u1edbi \u0111\u00e2y l\u00e0 l\u1ecbch tr\u00ecnh s\u01a1 b\u1ed9 cho m\u1ed9t d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t th\u00f4ng th\u01b0\u1eddng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/pickandplacemachine.com\/solder-paste-printer\/\">M\u00e1y in<\/a> M\u00e1y \u0111\u1eb7t v\u00e0 l\u1ea5y s\u1ea3n ph\u1ea9m \u2192 <a href=\"https:\/\/pickandplacemachine.com\/smt-inspection-system\/\">SPI<\/a> M\u00e1y \u0111\u1eb7t v\u00e0 l\u1ea5y linh ki\u1ec7n - H\u1ec7 th\u1ed1ng c\u1ea5p li\u1ec7u<\/li>\n\n\n\n<li>V\u1ecb tr\u00ed<\/li>\n\n\n\n<li>\u0110\u01b0a v\u00e0o l\u00f2 n\u01b0\u1edbng \u2192 l\u00e0m n\u00f3ng \u2192 ng\u00e2m \u2192 t\u00e1i ch\u1ea3y \u2192 l\u00e0m m\u00e1t<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eady th\u00ec khi n\u00e0o c\u00e1c b\u1ed9 ph\u1eadn th\u1ef1c s\u1ef1 di chuy\u1ec3n?<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>S\u1ef1 s\u1ee5t gi\u1ea3m c\u00f3 th\u1ec3 x\u1ea3y ra ngay sau khi in.<\/strong>, \u0111\u1eb7c bi\u1ec7t l\u00e0 khi h\u1ed7n h\u1ee3p qu\u00e1 \u201cm\u1ec1m\u201d (\u0111\u1ed9 nh\u1edbt gi\u1ea3m nhanh) ho\u1eb7c c\u1eeda h\u00e0ng qu\u00e1 n\u00f3ng.<\/li>\n\n\n\n<li><strong>Vi\u1ec7c di chuy\u1ec3n c\u1ee7a v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 x\u1ea3y ra trong qu\u00e1 tr\u00ecnh rung \u0111\u1ed9ng c\u1ee7a b\u0103ng t\u1ea3i, x\u1eed l\u00fd t\u1ea5m v\u00e1n ho\u1eb7c giai \u0111o\u1ea1n gia nhi\u1ec7t ban \u0111\u1ea7u.<\/strong> (Ch\u1ea5t l\u1ecfng b\u1eaft \u0111\u1ea7u ho\u1ea1t \u0111\u1ed9ng, h\u1ed7n h\u1ee3p tr\u1edf n\u00ean \u00edt \u0111\u1eb7c h\u01a1n).<\/li>\n\n\n\n<li><strong>L\u1ef1c t\u00e1i ch\u1ea3y th\u1ef1c s\u1ef1 c\u00f3 th\u1ec3 k\u00e9o c\u00e1c b\u1ed9 ph\u1eadn<\/strong> (l\u1ef1c th\u1ea5m \u01b0\u1edbt, s\u1ee9c c\u0103ng b\u1ec1 m\u1eb7t), nh\u01b0ng \u0111\u00f3 th\u01b0\u1eddng l\u00e0 b\u01b0\u1edbc cu\u1ed1i c\u00f9ng, kh\u00f4ng ph\u1ea3i l\u00e0 sai l\u1ea7m \u0111\u1ea7u ti\u00ean.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n ch\u1ec9 \u0111i\u1ec1u ch\u1ec9nh l\u00f2 n\u01b0\u1edbng, b\u1ea1n \u0111ang ch\u1eefa tri\u1ec7u ch\u1ee9ng ch\u1ee9 kh\u00f4ng ph\u1ea3i nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"paste-slump-and-paste-movement-aren-t-the-same-thing\">\u0110\u1ed9 s\u1ee5t c\u1ee7a b\u1ed9t v\u00e0 chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a b\u1ed9t kh\u00f4ng ph\u1ea3i l\u00e0 c\u00f9ng m\u1ed9t kh\u00e1i ni\u1ec7m.<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Thu\u1eadt ng\u1eef<\/th><th>Khi \u0111i\u1ec1u \u0111\u00f3 x\u1ea3y ra<\/th><th>B\u1ea1n s\u1ebd th\u1ea5y<\/th><th>T\u1ea1i sao \u0111i\u1ec1u \u0111\u00f3 quan tr\u1ecdng<\/th><\/tr><\/thead><tbody><tr><td>\u0110\u1ed9 s\u1ee5t c\u1ee7a v\u1eefa<\/td><td>Sau khi in, tr\u01b0\u1edbc khi \u0111\u1eb7t ho\u1eb7c tr\u01b0\u1edbc khi l\u00e0m n\u00f3ng.<\/td><td>Keo d\u00e1n lan r\u1ed9ng, c\u00e1c l\u1edbp l\u1eafng \u0111\u1ecdng d\u00e0y l\u00ean, kho\u1ea3ng c\u00e1ch thu h\u1eb9p.<\/td><td>R\u1ee7i ro c\u1ea7u cao h\u01a1n, kh\u1ed1i l\u01b0\u1ee3ng ti\u1ec1n g\u1eedi kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u<\/td><\/tr><tr><td>Chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a b\u1ed9t nh\u00e3o<\/td><td>Sau khi \u0111\u1eb7t, trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd ho\u1eb7c gia nhi\u1ec7t ban \u0111\u1ea7u<\/td><td>C\u00e1c b\u1ed9 ph\u1eadn tr\u00f4i, xoay, \u201cl\u01a1 l\u1eedng\u201d nh\u1eb9 nh\u00e0ng.<\/td><td>S\u1ef1 l\u1ec7ch, hi\u1ec7n t\u01b0\u1ee3ng tombstoning, m\u1edf v\u1ecb th\u1ebf, b\u00e1n kh\u1ed1ng<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t d\u1ea5u hi\u1ec7u nhanh: N\u1ebfu SPI tr\u00f4ng \u201cr\u1ed9ng\u201d v\u00e0 l\u1ed9n x\u1ed9n, \u0111\u00f3 l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng ch\u1ea3y x\u1ec7. N\u1ebfu SPI tr\u00f4ng \u1ed5n nh\u01b0ng c\u00e1c b\u1ed9 ph\u1eadn sau khi h\u00e0n l\u1ea1i b\u1ecb tr\u01b0\u1ee3t, b\u1ea1n \u0111ang g\u1eb7p ph\u1ea3i v\u1ea5n \u0111\u1ec1 v\u1ec1 chuy\u1ec3n \u0111\u1ed9ng + \u0111\u1ed9 b\u00e1m d\u00ednh y\u1ebfu + l\u1ef1c t\u00e1c \u0111\u1ed9ng t\u1eeb vi\u1ec7c x\u1eed l\u00fd ho\u1eb7c nhi\u1ec7t.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/pickandplacemachine.com\/wp-admin\/post.php?post=1346&amp;action=edit\"><img decoding=\"async\" width=\"960\" height=\"640\" src=\"https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2025\/12\/Laser-Cutting-Machines1.jpg\" alt=\"M\u00e1y c\u1eaft laser\" class=\"wp-image-5378\" srcset=\"https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2025\/12\/Laser-Cutting-Machines1.jpg 960w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2025\/12\/Laser-Cutting-Machines1-300x200.jpg 300w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2025\/12\/Laser-Cutting-Machines1-768x512.jpg 768w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2025\/12\/Laser-Cutting-Machines1-18x12.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=\"the-real-root-causes-behind-component-shift\">Nh\u1eefng nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5 th\u1ef1c s\u1ef1 \u0111\u1eb1ng sau s\u1ef1 thay \u0111\u1ed5i th\u00e0nh ph\u1ea7n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1ef1 thay \u0111\u1ed5i th\u00e0nh ph\u1ea7n th\u01b0\u1eddng xu\u1ea5t ph\u00e1t t\u1eeb m\u1ed9t <strong>\u0111\u1ed1ng<\/strong> C\u00e1c v\u1ea5n \u0111\u1ec1 nh\u1ecf, kh\u00f4ng ph\u1ea3i m\u1ed9t th\u1ea5t b\u1ea1i l\u1edbn. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1ch ph\u00e2n t\u00edch r\u00f5 r\u00e0ng.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5<\/th><th>\u0110i\u1ec1u g\u00ec th\u1ef1c s\u1ef1 \u0111ang x\u1ea3y ra?<\/th><th>Ki\u1ec3m tra nhanh<\/th><th>S\u1eeda ch\u1eefa nhanh (th\u1ef1c t\u1ebf)<\/th><\/tr><\/thead><tbody><tr><td>\u0110\u1ed9 nh\u1edbt c\u1ee7a keo \/ \u0111\u1ed9 d\u00ednh<\/td><td>Keo kh\u00f4ng th\u1ec3 gi\u1eef c\u00e1c b\u1ed9 ph\u1eadn; \u0111\u1ed9 nh\u1edbt gi\u1ea3m qu\u00e1 nhanh.<\/td><td>In m\u1ed9t b\u1ea3ng, \u0111\u1ee3i 10\u201320 ph\u00fat, ki\u1ec3m tra h\u00ecnh d\u1ea1ng l\u1edbp ph\u1ee7; th\u1ef1c hi\u1ec7n th\u1eed nghi\u1ec7m c\u1ea3m gi\u00e1c \u201cch\u1ea1m ng\u00f3n tay\u201d (\u0111eo g\u0103ng tay).<\/td><td>T\u0103ng c\u01b0\u1eddng b\u1ea3o qu\u1ea3n\/\u0111i\u1ec1u ki\u1ec7n l\u01b0u tr\u1eef b\u1ed9t; gi\u1ea3m th\u1eddi gian m\u1edf; ki\u1ec3m tra ti\u00eau chu\u1ea9n b\u1ed9t v\u1ec1 \u0111\u1ed9 s\u1ee5t\/\u0111\u1ed9 d\u00ednh.<\/td><\/tr><tr><td>Thi\u1ebft k\u1ebf khu\u00f4n \/ l\u1ed7 m\u1edf<\/td><td>Qu\u00e1 nhi\u1ec1u b\u1ed9t, h\u00ecnh d\u1ea1ng sai, th\u1ec3 t\u00edch kh\u00f4ng \u0111\u1ec1u.<\/td><td>So s\u00e1nh b\u1ea3n \u0111\u1ed3 c\u1ea7u n\u1ed1i\/l\u1ec7ch v\u1edbi v\u1ecb tr\u00ed kh\u1ea9u \u0111\u1ed9<\/td><td>Gi\u1ea3m kh\u1ea9u \u0111\u1ed9, s\u1eed d\u1ee5ng c\u00e1c linh ki\u1ec7n th\u1ee5 \u0111\u1ed9ng tr\u00ean chip, \u0111i\u1ec1u ch\u1ec9nh t\u1ef7 l\u1ec7 di\u1ec7n t\u00edch v\u00e0 gi\u1ea3i ph\u00f3ng.<\/td><\/tr><tr><td>Th\u00f4ng s\u1ed1 in \u1ea5n<\/td><td>Qu\u00e9t qu\u00e1 m\u1ea1nh, gi\u1ea3i ph\u00f3ng k\u00e9m, v\u1ebft b\u1ea9n<\/td><td>SPI cho th\u1ea5y \u0111u\u00f4i, c\u1ea1nh s\u1ee5t gi\u1ea3m, bi\u1ebfn \u0111\u1ed9ng v\u1ec1 kh\u1ed1i l\u01b0\u1ee3ng.<\/td><td>\u0110i\u1ec1u ch\u1ec9nh \u00e1p l\u1ef1c\/t\u1ed1c \u0111\u1ed9 c\u1ee7a c\u00e2y g\u1ea1t; ki\u1ec3m tra t\u1ed1c \u0111\u1ed9 t\u00e1ch; \u0111\u1ea3m b\u1ea3o m\u1eb7t d\u01b0\u1edbi c\u1ee7a khu\u00f4n in s\u1ea1ch s\u1ebd.<\/td><\/tr><tr><td>C\u00e0i \u0111\u1eb7t v\u1ecb tr\u00ed<\/td><td>Chi\u1ec1u cao Z qu\u00e1 th\u1ea5p (hi\u1ec7n t\u01b0\u1ee3ng tr\u00e0n ra) ho\u1eb7c qu\u00e1 cao (kh\u00f4ng nh\u00fang)<\/td><td>Ki\u1ec3m tra l\u1ef1c \u00e9p c\u1ee7a keo xung quanh c\u00e1c m\u1ea3nh; ki\u1ec3m tra nh\u1eadt k\u00fd l\u1ef1c \u0111\u1eb7t.<\/td><td>G\u1ecdi Z\/force; ki\u1ec3m tra t\u00ecnh tr\u1ea1ng v\u00f2i phun; \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 ng\u01b0\u1ee1ng nh\u1eadn di\u1ec7n.<\/td><\/tr><tr><td>X\u1eed l\u00fd b\u1ea3ng m\u1ea1ch &amp; rung \u0111\u1ed9ng<\/td><td>B\u0103ng t\u1ea3i rung nh\u1eb9 c\u00e1c b\u1ed9 ph\u1eadn trong khi keo c\u00f2n y\u1ebfu.<\/td><td>Ghi ch\u00fa v\u1ecb tr\u00ed b\u1eaft \u0111\u1ea7u ca l\u00e0m vi\u1ec7c (tr\u01b0\u1edbc l\u00f2 n\u01b0\u1edbng ho\u1eb7c sau l\u00f2 n\u01b0\u1edbng)<\/td><td>Chuy\u1ec3n giao b\u0103ng t\u1ea3i m\u01b0\u1ee3t m\u00e0; gi\u1ea3m s\u1ed1c khi chuy\u1ec3n giao; \u1ed5n \u0111\u1ecbnh pallet\/ray.<\/td><\/tr><tr><td>H\u00ecnh d\u1ea1ng nhi\u1ec7t<\/td><td>Qu\u00e1 tr\u00ecnh gia nhi\u1ec7t s\u1edbm l\u00e0m m\u1ec1m h\u1ed7n h\u1ee3p; qu\u00e1 tr\u00ecnh l\u00e0m \u01b0\u1edbt l\u00e0m l\u1ec7ch t\u00e2m.<\/td><td>Li\u00ean k\u1ebft s\u1ef1 thay \u0111\u1ed5i v\u1edbi c\u00e1c khu v\u1ef1c c\u1ee5 th\u1ec3; ph\u00e2n t\u00edch v\u1edbi TC<\/td><td>Gi\u1ea3m s\u1ed1c khi t\u0103ng t\u1ed1c; c\u00e2n b\u1eb1ng qu\u00e1 tr\u00ecnh ng\u00e2m; tr\u00e1nh t\u00ecnh tr\u1ea1ng gia nhi\u1ec7t kh\u00f4ng \u0111\u1ec1u v\u00e0 nhi\u1ec5u lo\u1ea1n kh\u00f4ng kh\u00ed.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n s\u1ebd nh\u1eadn th\u1ea5y \u0111i\u1ec1u n\u00e0y: kh\u00f4ng c\u00f3 gi\u1ea3i ph\u00e1p n\u00e0o trong s\u1ed1 n\u00e0y l\u00e0 \u201cph\u00e9p m\u00e0u\u201d. Ch\u00fang nh\u00e0m ch\u00e1n, nh\u01b0ng nh\u00e0m ch\u00e1n l\u1ea1i l\u00e0 \u0111i\u1ec1u t\u1ed1t trong SMT. Nh\u00e0m ch\u00e1n c\u00f3 ngh\u0129a l\u00e0 \u1ed5n \u0111\u1ecbnh.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"process-controls-that-actually-reduce-shift-without-slowing-the-line\">C\u00e1c bi\u1ec7n ph\u00e1p ki\u1ec3m so\u00e1t quy tr\u00ecnh th\u1ef1c s\u1ef1 gi\u1ea3m thi\u1ec3u s\u1ef1 thay \u0111\u1ed5i (m\u00e0 kh\u00f4ng l\u00e0m ch\u1eadm d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t)<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"printing-controls-for-solder-paste-slump\">C\u00e1c th\u00f4ng s\u1ed1 \u0111i\u1ec1u khi\u1ec3n in cho \u0111\u1ed9 ch\u1ea3y c\u1ee7a keo h\u00e0n<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu suy tho\u00e1i l\u00e0 k\u1ebb th\u00f9 ch\u00ednh c\u1ee7a b\u1ea1n, h\u00e3y b\u1eaft \u0111\u1ea7u t\u1eeb \u0111\u00e2y:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Gi\u1eef quy tr\u00ecnh x\u1eed l\u00fd b\u1ed9t nh\u00e3o nh\u1ea5t qu\u00e1n. Th\u1eddi gian r\u00e3 \u0111\u00f4ng gi\u1ed1ng nhau, ph\u01b0\u01a1ng ph\u00e1p khu\u1ea5y\/tr\u1ed9n gi\u1ed1ng nhau, nh\u1ecbp \u0111\u1ed9 lau khu\u00f4n gi\u1ed1ng nhau.<\/li>\n\n\n\n<li>Theo d\u00f5i nhi\u1ec7t \u0111\u1ed9 b\u1ea3ng m\u1ea1ch. N\u1ebfu b\u1ea3ng m\u1ea1ch \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o \u1edf nhi\u1ec7t \u0111\u1ed9 cao, keo h\u00e0n s\u1ebd m\u1ec1m nhanh. \u0110i\u1ec1u \u0111\u00f3 th\u1eadt tinh vi.<\/li>\n\n\n\n<li>\u0110\u1eebng ch\u1ec9 t\u1eadp trung v\u00e0o kh\u1ed1i l\u01b0\u1ee3ng. B\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee5c ti\u00eau kh\u1ed1i l\u01b0\u1ee3ng nh\u01b0ng v\u1eabn c\u00f3 nh\u1eefng c\u1ea1nh x\u1ea5u x\u00ed c\u00f3 th\u1ec3 b\u1ecb s\u1ee5p \u0111\u1ed5 sau n\u00e0y.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t m\u1eb9o th\u1ef1c t\u1ebf tr\u00ean d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t: in hai b\u1ea3ng, \u0111\u1ec3 m\u1ed9t b\u1ea3ng sang m\u1ed9t b\u00ean trong 15 ph\u00fat, ch\u1ea1y b\u1ea3ng c\u00f2n l\u1ea1i ngay l\u1eadp t\u1ee9c. N\u1ebfu ch\u1ec9 b\u1ea3ng \u201c\u0111\u1ee3i\u201d b\u1ecb d\u1ecbch chuy\u1ec3n nhi\u1ec1u h\u01a1n, b\u1ea1n \u0111ang g\u1eb7p v\u1ea5n \u0111\u1ec1 v\u1ec1 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a keo d\u00e1n v\u00e0 th\u1eddi gian m\u1edf.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"placement-controls-for-paste-movement\">C\u00e1c \u0111i\u1ec1u khi\u1ec3n v\u1ecb tr\u00ed cho chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a ch\u1ea5t d\u00e1n<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1ea5n \u0111\u1ec1 v\u1ec1 v\u1ecb tr\u00ed th\u01b0\u1eddng \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 l\u00e0 \u201cm\u00e1y kh\u00f4ng ch\u00ednh x\u00e1c\u201d, nh\u01b0ng kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng v\u1eady.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>N\u1ebfu Z qu\u00e1 th\u1ea5p, b\u1ea1n s\u1ebd \u00e9p keo sang hai b\u00ean. \u0110i\u1ec1u n\u00e0y l\u00e0m gi\u1ea3m \u0111\u1ed9 d\u00ednh v\u00e0 \u0111\u1ea9y chi ti\u1ebft l\u1ec7ch t\u00e2m.<\/li>\n\n\n\n<li>N\u1ebfu Z qu\u00e1 cao, b\u1ed9 ph\u1eadn ch\u1ec9 ch\u1ea1m nh\u1eb9 v\u00e0o keo. N\u00f3 c\u00f3 th\u1ec3 tr\u01b0\u1ee3t trong qu\u00e1 tr\u00ecnh v\u1eadn chuy\u1ec3n.<\/li>\n\n\n\n<li>N\u1ebfu v\u00f2i phun b\u1ecb m\u00f2n ho\u1eb7c b\u1ea9n, s\u1ebd x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng nghi\u00eang vi m\u00f4. Sau \u0111\u00f3, l\u1ef1c l\u00e0m \u01b0\u1edbt s\u1ebd k\u00e9o m\u1ea1nh h\u01a1n theo m\u1ed9t h\u01b0\u1edbng.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Ngo\u00e0i ra, \u0111\u1eebng b\u1ecf qua rung \u0111\u1ed9ng c\u1ee7a b\u1ed9 c\u1ea5p li\u1ec7u v\u00e0 gia t\u1ed1c c\u1ee7a \u0111\u1ea7u. \u0110\u1ed1i v\u1edbi c\u00e1c linh ki\u1ec7n nh\u1ecf (0201\/01005), chuy\u1ec3n \u0111\u1ed9ng m\u1ea1nh c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng nhi\u1ec1u h\u01a1n b\u1ea1n ngh\u0129.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"reflow-controls-for-component-shift-the-part-everybody-blames\">C\u00e1c \u0111i\u1ec1u khi\u1ec3n qu\u00e1 tr\u00ecnh h\u00e0n l\u1ea1i \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh v\u1ecb tr\u00ed linh ki\u1ec7n (ph\u1ea7n m\u00e0 m\u1ecdi ng\u01b0\u1eddi th\u01b0\u1eddng \u0111\u1ed5 l\u1ed7i)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00fang v\u1eady, l\u00f2 n\u01b0\u1edbng r\u1ea5t quan tr\u1ecdng. Nh\u01b0ng h\u00e3y t\u1eadp trung v\u00e0o... <strong>c\u00e2n b\u1eb1ng<\/strong>, Kh\u00f4ng ch\u1ec9 nhi\u1ec7t \u0111\u1ed9 \u0111\u1ec9nh:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u1ef1 ph\u00e2n b\u1ed1 nhi\u1ec7t kh\u00f4ng \u0111\u1ec1u tr\u00ean c\u00e1c t\u1ea5m = l\u1ef1c th\u1ea5m \u01b0\u1edbt kh\u00f4ng \u0111\u1ec1u = l\u1ef1c k\u00e9o.<\/li>\n\n\n\n<li>\u0110\u01b0\u1eddng d\u1ed1c qu\u00e1 d\u1ed1c c\u00f3 th\u1ec3 l\u00e0m m\u1ec1m b\u1ed9t s\u1edbm, sau \u0111\u00f3 ph\u1ea7n g\u1edd c\u1ee7a b\u0103ng t\u1ea3i s\u1ebd l\u00e0m ph\u1ea7n c\u00f2n l\u1ea1i.<\/li>\n\n\n\n<li>S\u1ef1 nhi\u1ec5u lo\u1ea1n kh\u00f4ng kh\u00ed g\u1ea7n \u0111\u1ea7u c\u00e1c v\u00f9ng n\u00f3ng c\u00f3 th\u1ec3 l\u00e0m l\u1ec7ch h\u01b0\u1edbng c\u00e1c b\u1ed9 ph\u1eadn nh\u1eb9 (\u0111i\u1ec1u n\u00e0y hi\u1ebfm x\u1ea3y ra, nh\u01b0ng c\u00f3 th\u1eadt).<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n g\u1eb7p t\u00ecnh tr\u1ea1ng bi\u1ebfn d\u1ea1ng th\u01b0\u1eddng xuy\u00ean \u1edf m\u1ed9t b\u00ean c\u1ee7a b\u1ea3ng m\u1ea1ch in (PCB), h\u00e3y nghi ng\u1edd s\u1ef1 m\u1ea5t c\u00e2n b\u1eb1ng nhi\u1ec7t ho\u1eb7c thi\u1ebft k\u1ebf \u0111\u1ed3ng\/khu v\u1ef1c ti\u1ebfp x\u00fac kh\u00f4ng \u0111\u1ec1u. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 \u201cv\u1ea5n \u0111\u1ec1 c\u1ee7a ng\u01b0\u1eddi v\u1eadn h\u00e0nh\u201d, m\u00e0 l\u00e0 v\u1ea5n \u0111\u1ec1 v\u1eadt l\u00fd.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n \u0111ang mua s\u1eafm ho\u1eb7c n\u00e2ng c\u1ea5p, h\u00e3y xem x\u00e9t c\u1ee7a b\u1ea1n <a href=\"https:\/\/pickandplacemachine.com\/reflow-ovens\/\">qu\u00e1 tr\u00ecnh t\u00e1i ch\u1ea3y<\/a> C\u00e0i \u0111\u1eb7t m\u00e1y \u0111\u1eb7t v\u00e0 l\u1ea5y linh ki\u1ec7n nh\u01b0 m\u1ed9t h\u1ec7 th\u1ed1ng (\u1ed5n \u0111\u1ecbnh nhi\u1ec7t \u0111\u1ed9 ti\u1ec1n s\u1ea5y + ki\u1ec3m so\u00e1t v\u00f9ng nhi\u1ec7t + \u0111\u1ed9 m\u01b0\u1ee3t c\u1ee7a b\u0103ng t\u1ea3i), kh\u00f4ng ch\u1ec9 l\u00e0 \u201cs\u1ed1 l\u01b0\u1ee3ng v\u00f9ng nhi\u1ec7t\u201d.\u201d<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/pickandplacemachine.com\/wp-admin\/post.php?post=1238&amp;action=edit\"><img decoding=\"async\" width=\"960\" height=\"640\" src=\"https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2025\/12\/Laser-Cutting-Machines3.jpg\" alt=\"M\u00e1y c\u1eaft laser\" class=\"wp-image-5380\" srcset=\"https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2025\/12\/Laser-Cutting-Machines3.jpg 960w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2025\/12\/Laser-Cutting-Machines3-300x200.jpg 300w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2025\/12\/Laser-Cutting-Machines3-768x512.jpg 768w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2025\/12\/Laser-Cutting-Machines3-18x12.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=\"esd-ionizing-air-blower-a-simple-fix-for-one-annoying-cause-people-forget\">Qu\u1ea1t th\u1ed5i kh\u00ed ion h\u00f3a ESD: Gi\u1ea3i ph\u00e1p \u0111\u01a1n gi\u1ea3n cho m\u1ed9t nguy\u00ean nh\u00e2n g\u00e2y phi\u1ec1n to\u00e1i m\u00e0 m\u1ecdi ng\u01b0\u1eddi th\u01b0\u1eddng qu\u00ean.<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Static l\u00e0 m\u1ed9t trong nh\u1eefng ch\u1ee7 \u0111\u1ec1 m\u00e0 m\u1ecdi ng\u01b0\u1eddi th\u01b0\u1eddng l\u1eafc \u0111\u1ea7u ch\u00e1n n\u1ea3n\u2014cho \u0111\u1ebfn khi n\u00f3 l\u00e0m h\u1ecfng m\u1ed9t lo\u1ea1t c\u00e1c linh ki\u1ec7n nh\u1ecf.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n s\u1eed d\u1ee5ng c\u00e1c linh ki\u1ec7n nh\u1eb9, kh\u00f4ng kh\u00ed kh\u00f4, khay nh\u1ef1a ho\u1eb7c nhi\u1ec1u b\u0103ng d\u00ednh bong tr\u00f3c, t\u0129nh \u0111i\u1ec7n c\u00f3 th\u1ec3 khi\u1ebfn c\u00e1c linh ki\u1ec7n b\u1ecb l\u1ec7ch v\u1ecb tr\u00ed. N\u00f3 kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng l\u00e0m ch\u00fang bay tung t\u00f3e kh\u1eafp ph\u00f2ng. \u0110\u00f4i khi n\u00f3 ch\u1ec9 t\u1ea1o ra m\u1ed9t l\u1ef1c nh\u1ecf khi\u1ebfn vi\u1ec7c di chuy\u1ec3n linh ki\u1ec7n tr\u1edf n\u00ean t\u1ed3i t\u1ec7 h\u01a1n. V\u00e0 r\u1ed3i b\u1ea1n ph\u1ea3i s\u1eeda ch\u1eefa bo m\u1ea1ch c\u1ea3 ng\u00e0y, th\u1eadt kh\u00f4ng vui.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao ch\u00fang t\u00f4i th\u01b0\u1eddng khuy\u00ean <strong>Ion h\u00f3a<\/strong> g\u1ea7n c\u00e1c \u0111i\u1ec3m n\u00f3ng. V\u00ed d\u1ee5, <a href=\"https:\/\/pickandplacemachine.com\/esd-ionizing-air-blower\/?utm_source=chatgpt.com\">Qu\u1ea1t th\u1ed5i kh\u00ed ion h\u00f3a ESD<\/a> M\u00e1y \u0111\u1eb7t linh ki\u1ec7n c\u00f3 th\u1ec3 gi\u00fap gi\u1ea3m thi\u1ec3u t\u0129nh \u0111i\u1ec7n t\u1ea1i c\u00e1c v\u1ecb tr\u00ed b\u0103ng keo bong tr\u00f3c, b\u1ea3ng m\u1ea1ch \u0111\u01b0\u1ee3c chuy\u1ec3n giao ho\u1eb7c khi nh\u00e2n vi\u00ean v\u1eadn h\u00e0nh x\u1eed l\u00fd c\u00e1c b\u1ea3ng m\u1ea1ch.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 r\u00f5 r\u00e0ng: lu\u1ed3ng kh\u00f4ng kh\u00ed ion h\u00f3a kh\u00f4ng n\u00ean tr\u1edf th\u00e0nh m\u1ed9t \u201cm\u00e1y th\u1ed5i gi\u00f3\u201d th\u1ed5i c\u00e1c h\u1ea1t 0201 xung quanh. B\u1ea1n mu\u1ed1n trung h\u00f2a, kh\u00f4ng ph\u1ea3i m\u1ed9t c\u01a1n b\u00e3o.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"where-static-sneaks-in-real-shop-spots\">N\u01a1i t\u0129nh l\u1eb7ng len l\u1ecfi (c\u00e1c c\u1eeda h\u00e0ng th\u1ef1c t\u1ebf)<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110i\u1ec3m b\u00f3c b\u0103ng (\u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c b\u1ed9 c\u1ea5p li\u1ec7u t\u1ed1c \u0111\u1ed9 cao)<\/li>\n\n\n\n<li>Khu v\u1ef1c d\u1ee1 h\u00e0ng\/x\u1ebfp h\u00e0ng<\/li>\n\n\n\n<li>Khu v\u1ef1c thao t\u00e1c th\u1ee7 c\u00f4ng (ki\u1ec3m tra, s\u1eeda ch\u1eefa, l\u1ea5y m\u1eabu)<\/li>\n\n\n\n<li>Kh\u00f4ng kh\u00ed kh\u00f4 hanh v\u00e0o m\u00f9a \u0111\u00f4ng k\u1ebft h\u1ee3p v\u1edbi c\u00e1c ph\u1ee5 ki\u1ec7n nh\u1ef1a (ki\u1ec3u c\u1ed5 \u0111i\u1ec3n)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu t\u00ecnh tr\u1ea1ng chuy\u1ec3n \u0111\u1ed5i tr\u1edf n\u00ean t\u1ed3i t\u1ec7 h\u01a1n v\u00e0o nh\u1eefng ng\u00e0y kh\u00f4 r\u00e1o, \u0111\u00f3 l\u00e0 m\u1ed9t manh m\u1ed1i. Kh\u00f4ng ph\u1ea3i l\u00e0 b\u1eb1ng ch\u1ee9ng, m\u00e0 l\u00e0 m\u1ed9t manh m\u1ed1i.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"how-to-use-an-ionizing-air-blower-without-blowing-parts-away\">C\u00e1ch s\u1eed d\u1ee5ng m\u00e1y th\u1ed5i kh\u00ed ion h\u00f3a m\u00e0 kh\u00f4ng l\u00e0m bay c\u00e1c b\u1ed9 ph\u1eadn<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Gi\u1eef cho n\u00f3 \u0111\u01a1n gi\u1ea3n:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>H\u01b0\u1edbng d\u00f2ng kh\u00ed <strong>qua<\/strong> Khu v\u1ef1c l\u00e0m vi\u1ec7c, kh\u00f4ng tr\u1ef1c ti\u1ebfp t\u1ea1i c\u00e1c b\u1ed9 ph\u1eadn.<\/li>\n\n\n\n<li>S\u1eed d\u1ee5ng kho\u1ea3ng c\u00e1ch \u0111\u1ee7 \u0111\u1ec3 kh\u00f4ng kh\u00ed lan t\u1ecfa ra.<\/li>\n\n\n\n<li>H\u01b0\u1edbng v\u00e0o ngu\u1ed3n g\u00e2y ra v\u1ea5n \u0111\u1ec1 (qu\u00e1 tr\u00ecnh b\u00f3c b\u0103ng\/x\u1eed l\u00fd), kh\u00f4ng ph\u1ea3i ch\u00ednh l\u1edbp keo d\u00e1n.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Khi b\u1ea1n l\u00e0m \u0111\u00fang c\u00e1ch, b\u1ea1n s\u1ebd c\u1ea3m nh\u1eadn \u0111\u01b0\u1ee3c \u0111\u01b0\u1eddng n\u00e9t tr\u1edf n\u00ean \u201cd\u1ec5 ch\u1ecbu h\u01a1n\u201d. \u00cdt hi\u1ec7n t\u01b0\u1ee3ng ng\u1eabu nhi\u00ean k\u1ef3 l\u1ea1 h\u01a1n, \u00edt s\u1ef1 l\u1ec7ch l\u1ea1c kh\u00f4ng gi\u1ea3i th\u00edch \u0111\u01b0\u1ee3c h\u01a1n. Nghe c\u00f3 v\u1ebb m\u01a1 h\u1ed3, nh\u01b0ng b\u1ea1n s\u1ebd nh\u1eadn ra \u0111i\u1ec1u \u0111\u00f3.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/pickandplacemachine.com\/wp-admin\/post.php?post=1474&amp;action=edit\"><img decoding=\"async\" width=\"960\" height=\"640\" src=\"https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2025\/12\/Laser-Cutting-Machines2.jpg\" alt=\"M\u00e1y c\u1eaft laser\" class=\"wp-image-5379\" srcset=\"https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2025\/12\/Laser-Cutting-Machines2.jpg 960w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2025\/12\/Laser-Cutting-Machines2-300x200.jpg 300w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2025\/12\/Laser-Cutting-Machines2-768x512.jpg 768w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2025\/12\/Laser-Cutting-Machines2-18x12.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=\"a-practical-shift-triage-checklist-you-can-run-tomorrow\">M\u1ed9t danh s\u00e1ch ki\u1ec3m tra ph\u00e2n lo\u1ea1i ca b\u1ec7nh th\u1ef1c ti\u1ec5n m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng ngay t\u1eeb ng\u00e0y mai.<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Khi c\u00f3 s\u1ef1 thay \u0111\u1ed5i, \u0111\u1eebng \u0111o\u00e1n m\u00f2. H\u00e3y l\u00e0m nh\u01b0 sau:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Ki\u1ec3m tra h\u00ecnh \u1ea3nh SPI<\/strong>B\u1ea1n c\u00f3 th\u1ea5y c\u00e1c v\u1ebft b\u00e1m d\u00e0y \u0111\u1eb7c ho\u1eb7c c\u00e1c vi\u1ec1n b\u1ecb nh\u00f2e kh\u00f4ng?<\/li>\n\n\n\n<li><strong>D\u1eebng l\u1ea1i m\u1ed9t t\u1ea5m v\u00e1n tr\u01b0\u1edbc l\u00f2 n\u01b0\u1edbng.<\/strong>Ph\u1ea7n \u0111\u00f3 \u0111\u00e3 tr\u00f4ng nh\u01b0 \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh ch\u01b0a?<\/li>\n\n\n\n<li><strong>T\u00ecm ki\u1ebfm s\u1ef1 lo\u1ea1i tr\u1eeb<\/strong>: Keo b\u1ecb \u0111\u1ea9y ra = V\u1ea5n \u0111\u1ec1 v\u1ec1 v\u1ecb tr\u00ed Z\/l\u1ef1c.<\/li>\n\n\n\n<li><strong>So s\u00e1nh b\u1ea3n \u0111\u1ed3 ca l\u00e0m vi\u1ec7c v\u1edbi b\u1ed1 c\u1ee5c<\/strong>: M\u1ed9t khu v\u1ef1c duy nh\u1ea5t th\u01b0\u1eddng ch\u1ec9 ra s\u1ef1 m\u1ea5t c\u00e2n b\u1eb1ng nhi\u1ec7t ho\u1eb7c x\u1eed l\u00fd.<\/li>\n\n\n\n<li><strong>Th\u1eddi gian m\u1edf th\u1eed nghi\u1ec7m<\/strong>Ch\u1ea1y \u201cin ngay l\u1eadp t\u1ee9c so v\u1edbi ch\u1edd 15 ph\u00fat\u201d v\u00e0 so s\u00e1nh.<\/li>\n\n\n\n<li><strong>Theo d\u00f5i qu\u00e1 tr\u00ecnh chuy\u1ec3n giao tr\u00ean b\u0103ng t\u1ea3i<\/strong>Nh\u1eefng t\u00e1c \u0111\u1ed9ng nh\u1ecf c\u0169ng c\u00f3 th\u1ec3 g\u00e2y \u1ea3nh h\u01b0\u1edfng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn c\u00e1c b\u1ed9 ph\u1eadn nh\u1ecf.<\/li>\n\n\n\n<li><strong>Xem x\u00e9t t\u0129nh<\/strong> N\u1ebfu m\u1eabu tr\u00f4ng c\u00f3 v\u1ebb ng\u1eabu nhi\u00ean, \u0111\u1eb7c bi\u1ec7t l\u00e0 tr\u00ean c\u00e1c b\u1ed9 ph\u1eadn th\u1ee5 \u0111\u1ed9ng nh\u1ecf.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">Danh s\u00e1ch ki\u1ec3m tra n\u00e0y gi\u00fap b\u1ea1n tr\u00e1nh l\u00e3ng ph\u00ed h\u00e0ng gi\u1edd \u0111\u1ed3ng h\u1ed3 \u0111i\u1ec1u ch\u1ec9nh sai n\u00fat.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"why-this-matters-commercially-not-just-technically\">T\u1ea1i sao \u0111i\u1ec1u n\u00e0y quan tr\u1ecdng v\u1ec1 m\u1eb7t th\u01b0\u01a1ng m\u1ea1i (kh\u00f4ng ch\u1ec9 v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt)<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed7i khi c\u00e1c b\u1ed9 ph\u1eadn thay \u0111\u1ed5i, b\u1ea1n ph\u1ea3i tr\u1ea3 gi\u00e1 theo nh\u1eefng c\u00e1ch kh\u00f4ng r\u00f5 r\u00e0ng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u00e1c v\u00f2ng l\u1eb7p l\u00e0m l\u1ea1i b\u1ed5 sung<\/li>\n\n\n\n<li>T\u0103ng t\u1ea3i tr\u1ecdng ki\u1ec3m tra<\/li>\n\n\n\n<li>L\u1ecbch giao h\u00e0ng kh\u00f4ng \u1ed5n \u0111\u1ecbnh<\/li>\n\n\n\n<li>Nh\u00e2n vi\u00ean v\u1eadn h\u00e0nh m\u1ea5t ni\u1ec1m tin (\u201c\u0111\u01b0\u1eddng d\u00e2y n\u00e0y b\u1ecb nguy\u1ec1n r\u1ee7a\u201d)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n l\u00e0 nh\u00e0 s\u1ea3n xu\u1ea5t theo h\u1ee3p \u0111\u1ed3ng, v\u1ea5n \u0111\u1ec1 n\u00e0y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ni\u1ec1m tin c\u1ee7a kh\u00e1ch h\u00e0ng. N\u1ebfu b\u1ea1n l\u00e0 nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t s\u1ea3n ph\u1ea9m c\u1ee7a ch\u00ednh m\u00ecnh, n\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn th\u1eddi gian giao h\u00e0ng. D\u00f9 l\u00e0 tr\u01b0\u1eddng h\u1ee3p n\u00e0o, \u0111\u00e2y kh\u00f4ng ch\u1ec9 l\u00e0 v\u1ea5n \u0111\u1ec1 k\u1ef9 thu\u1eadt.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao Meraif t\u1eadp trung v\u00e0o t\u01b0 duy to\u00e0n di\u1ec7n: m\u00e1y in + SPI + \u0111\u1eb7t v\u1ecb tr\u00ed + l\u00f2 nung + ki\u1ec3m so\u00e1t ESD. Kh\u00e1ch h\u00e0ng mu\u1ed1n \u00edt b\u1ea5t ng\u1edd h\u01a1n, kh\u00f4ng ph\u1ea3i nhi\u1ec1u b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n h\u01a1n.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"wrap-up-stop-blaming-the-oven-fix-the-paste-first\">T\u00f3m t\u1eaft: \u0110\u1eebng \u0111\u1ed5 l\u1ed7i cho l\u00f2 n\u01b0\u1edbng n\u1eefa \u2014 h\u00e3y s\u1eeda l\u1ed7i \u1edf ph\u1ea7n b\u1ed9t tr\u01b0\u1edbc \u0111\u00e3.<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1ef1 d\u1ecbch chuy\u1ec3n th\u00e0nh ph\u1ea7n trong qu\u00e1 tr\u00ecnh h\u00e0n ch\u1ea3y th\u01b0\u1eddng b\u1eaft \u0111\u1ea7u s\u1edbm h\u01a1n b\u1ea1n ngh\u0129. S\u1ef1 ch\u1ea3y x\u1ec7 c\u1ee7a keo h\u00e0n, s\u1ef1 di chuy\u1ec3n c\u1ee7a keo h\u00e0n, \u0111\u1ed9 b\u00e1m d\u00ednh v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh khi x\u1eed l\u00fd g\u00e2y ra ph\u1ea7n l\u1edbn h\u01b0 h\u1ecfng. Qu\u00e1 tr\u00ecnh h\u00e0n ch\u1ea3y ch\u1ec9 l\u00e0m l\u1ed9 ra nh\u1eefng v\u1ea5n \u0111\u1ec1 n\u00e0y.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n mu\u1ed1n gi\u1ea3m t\u1ed1c \u0111\u1ed9 chuy\u1ec3n \u0111\u1ed5i nhanh ch\u00f3ng, \u0111\u1eebng b\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch \u201ct\u0103ng nhi\u1ec7t \u0111\u1ed9 l\u00f2 n\u01b0\u1edbng\u201d. H\u00e3y b\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch ki\u1ec3m tra h\u00e0nh vi c\u1ee7a m\u1ef1c in, ch\u1ea5t l\u01b0\u1ee3ng in, v\u1ecb tr\u00ed nh\u00fang v\u00e0 rung \u0111\u1ed9ng \u0111\u01b0\u1eddng in. Sau \u0111\u00f3, th\u00eam ion h\u00f3a \u1edf nh\u1eefng n\u01a1i t\u0129nh \u0111i\u1ec7n l\u00e0m t\u00ecnh h\u00ecnh tr\u1edf n\u00ean t\u1ed3i t\u1ec7 h\u01a1n.<\/p>","protected":false},"excerpt":{"rendered":"<p>T\u00ecm hi\u1ec3u l\u00fd do t\u1ea1i sao c\u00e1c linh ki\u1ec7n b\u1ecb l\u1ec7ch v\u1ecb tr\u00ed trong qu\u00e1 tr\u00ecnh h\u00e0n l\u1ea1i v\u00e0 c\u00e1ch kh\u1eafc ph\u1ee5c: ki\u1ec3m so\u00e1t \u0111\u1ed9 ch\u1ea3y c\u1ee7a keo h\u00e0n, c\u00e2n b\u1eb1ng th\u1ec3 t\u00edch in, \u0111i\u1ec1u ch\u1ec9nh l\u1ef1c \u0111\u1eb7t linh ki\u1ec7n, ki\u1ec3m so\u00e1t lu\u1ed3ng kh\u00ed, v\u00e0 gi\u1ea3m t\u0129nh \u0111i\u1ec7n.<\/p>","protected":false},"author":1,"featured_media":5378,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_gspb_post_css":"","footnotes":""},"categories":[837],"tags":[852,855,853,851,850,854],"class_list":["post-5369","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-process-quality","tag-component-shift","tag-esd-ionizing-air-blower","tag-qfn-thermal-pad","tag-reflow-profile","tag-solder-paste-slump","tag-stencil-aperture-design"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/pickandplacemachine.com\/vi\/wp-json\/wp\/v2\/posts\/5369","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=5369"}],"version-history":[{"count":4,"href":"https:\/\/pickandplacemachine.com\/vi\/wp-json\/wp\/v2\/posts\/5369\/revisions"}],"predecessor-version":[{"id":6427,"href":"https:\/\/pickandplacemachine.com\/vi\/wp-json\/wp\/v2\/posts\/5369\/revisions\/6427"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pickandplacemachine.com\/vi\/wp-json\/wp\/v2\/media\/5378"}],"wp:attachment":[{"href":"https:\/\/pickandplacemachine.com\/vi\/wp-json\/wp\/v2\/media?parent=5369"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pickandplacemachine.com\/vi\/wp-json\/wp\/v2\/categories?post=5369"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pickandplacemachine.com\/vi\/wp-json\/wp\/v2\/tags?post=5369"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}