{"id":5723,"date":"2026-02-27T09:53:49","date_gmt":"2026-02-27T09:53:49","guid":{"rendered":"https:\/\/pickandplacemachine.com\/?p=5723"},"modified":"2026-05-20T01:44:57","modified_gmt":"2026-05-20T01:44:57","slug":"component-rotation-errors-why-polarized-parts-get-inverted","status":"publish","type":"post","link":"https:\/\/pickandplacemachine.com\/vi\/component-rotation-errors-why-polarized-parts-get-inverted\/","title":{"rendered":"L\u1ed7i xoay th\u00e0nh ph\u1ea7n: T\u1ea1i sao c\u00e1c b\u1ed9 ph\u1eadn ph\u00e2n c\u1ef1c b\u1ecb \u0111\u1ea3o ng\u01b0\u1ee3c"},"content":{"rendered":"<p class=\"wp-block-paragraph\">N\u00f3 \u0111\u00e3 qua ki\u1ec3m tra AOI. Sau \u0111\u00f3 n\u00f3 h\u1ecfng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00f4i \u0111\u00e3 ch\u1ee9ng ki\u1ebfn c\u00e1c \u0111\u1ed9i ng\u0169 k\u1ef9 thu\u1eadt t\u1ed1n c\u1ea3 ca l\u00e0m vi\u1ec7c \u0111\u1ec3 truy t\u00ecm nh\u1eefng l\u1ed7i \u201cb\u00ed \u1ea9n\u201d m\u00e0 th\u1ef1c ra ch\u1eb3ng c\u00f3 g\u00ec b\u00ed \u1ea9n\u2014ch\u1ec9 l\u00e0 m\u1ed9t diode b\u1ecb \u0111\u1ea3o c\u1ef1c tr\u00ean \u0111\u01b0\u1eddng d\u1eabn d\u00f2ng \u0111i\u1ec7n cao, l\u1eb7ng l\u1ebd bi\u1ebfn bo m\u1ea1ch \u201ct\u1ed1t\u201d c\u1ee7a b\u1ea1n th\u00e0nh m\u1ed9t chi\u1ebfc l\u00f2 s\u01b0\u1edfi, v\u00e0 khi\u1ebfn m\u1ecdi ng\u01b0\u1eddi tranh c\u00e3i v\u1ec1 keo h\u00e0n, qu\u00e1 tr\u00ecnh h\u00e0n l\u1ea1i v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng linh ki\u1ec7n trong khi l\u1ed7i th\u1ef1c s\u1ef1 l\u1ea1i n\u1eb1m ngay \u1edf \u0111\u00f3, trong theta.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00e0 \u0111\u00fang v\u1eady, s\u1ef1 \u0111\u1ea3o c\u1ef1c khi\u1ebfn m\u1ecdi ng\u01b0\u1eddi c\u1ea3m th\u1ea5y x\u00fac \u0111\u1ed9ng. \u0110i\u1ec1u \u0111\u00f3 l\u00e0 \u0111\u01b0\u01a1ng nhi\u00ean. T\u00ecnh tr\u1ea1ng h\u1ecfng h\u00f3c khi\u1ebfn ng\u01b0\u1eddi ta c\u1ea3m th\u1ea5y b\u1ecb x\u00fac ph\u1ea1m v\u00ec v\u1ecb tr\u00ed \u0111\u1eb7t.&nbsp;<em>tr\u00f4ng<\/em>&nbsp;Ho\u00e0n h\u1ea3o, c\u00e1c m\u1ed1i h\u00e0n&nbsp;<em>nh\u00ecn<\/em>&nbsp;\u0110\u00e1ng k\u00ednh, v\u00e0 c\u00e1c ch\u1ec9 s\u1ed1 \u0111\u01b0\u1eddng truy\u1ec1n v\u1eabn hi\u1ec3n th\u1ecb m\u00e0u xanh l\u00e1 c\u00e2y. V\u1eady l\u00e0 b\u1ea1n tri\u1ec3n khai. Ho\u1eb7c g\u1ea7n nh\u01b0 tri\u1ec3n khai. V\u00e0 sau \u0111\u00f3 qu\u00e1 tr\u00ecnh ki\u1ec3m th\u1eed b\u1eaft \u0111\u1ea7u b\u00e1o l\u1ed7i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u01b0ng \u0111\u00e2y l\u00e0 s\u1ef1 th\u1eadt \u0111\u1ea7u ti\u00ean:&nbsp;<strong>L\u1ed7i c\u1ef1c t\u00ednh trong qu\u00e1 tr\u00ecnh \u0111\u1eb7t v\u00e0 l\u1ea5y linh ki\u1ec7n th\u01b0\u1eddng l\u00e0 l\u1ed7i gi\u1ea5y t\u1edd \u0111\u01b0\u1ee3c che \u0111\u1eady b\u1edfi m\u1ed9t l\u1edbp v\u1ecf b\u1ecdc c\u01a1 kh\u00ed.<\/strong>&nbsp;M\u00e1y l\u1eafp r\u00e1p c\u1ee7a b\u1ea1n kh\u00f4ng t\u1ef1 nhi\u00ean th\u1ee9c d\u1eady v\u00e0 quy\u1ebft \u0111\u1ecbnh ph\u00e1 ho\u1ea1i b\u1ea1n. N\u00f3 \u0111\u00e3 th\u1ef1c hi\u1ec7n g\u00f3c \u0111\u1ed9 m\u00e0 b\u1ea1n \u0111\u00e3 ch\u1ec9 \u0111\u1ecbnh, s\u1eed d\u1ee5ng c\u00e1c quy t\u1eafc th\u1ecb gi\u00e1c m\u00e0 b\u1ea1n \u0111\u00e3 d\u1ea1y cho n\u00f3, d\u01b0\u1edbi \u0111i\u1ec1u ki\u1ec7n \u00e1nh s\u00e1ng m\u00e0 b\u1ea1n h\u1ea7u nh\u01b0 kh\u00f4ng ki\u1ec3m so\u00e1t \u0111\u01b0\u1ee3c, v\u1edbi h\u1ec7 th\u1ed1ng xoay v\u00f2i phun m\u00e0 b\u1ea1n cho r\u1eb1ng s\u1ebd lu\u00f4n ho\u00e0n h\u1ea3o m\u00e3i m\u00e3i. \u0110\u00f3 l\u00e0 m\u1ed9t ni\u1ec1m tin l\u1edbn \u0111\u1ed1i v\u1edbi m\u1ed9t nh\u00e0 m\u00e1y.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ba t\u1eeb.&nbsp;<strong>D\u1eef li\u1ec7u g\u00f3c kh\u00f4ng ch\u00ednh x\u00e1c.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tuy nhi\u00ean, m\u1ecdi ng\u01b0\u1eddi v\u1eabn coi s\u1ef1 \u0111\u1ea3o ng\u01b0\u1ee3c c\u1ef1c t\u00ednh l\u00e0 \u201cl\u1ed7i ng\u1eabu nhi\u00ean\u201d thay v\u00ec b\u1ea3n ch\u1ea5t th\u1ef1c s\u1ef1 c\u1ee7a n\u00f3: m\u1ed9t m\u00f4 h\u00ecnh l\u1eb7p l\u1ea1i do m\u1ed9t trong s\u1ed1 \u00edt nguy\u00ean nh\u00e2n nh\u00e0m ch\u00e1n g\u00e2y ra\u2014s\u1ef1 kh\u00f4ng kh\u1edbp trong vi\u1ec7c xoay th\u01b0 vi\u1ec7n, \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n y\u1ebfu c\u1ee7a d\u1ea5u c\u1ef1c t\u00ednh, c\u00e1ch tr\u00ecnh b\u00e0y t\u00fai b\u0103ng, ho\u1eb7c tr\u1ee5c xoay b\u1ecb l\u1ec7ch \u0111\u1ee7 \u0111\u1ec3 v\u01b0\u1ee3t qua c\u00e1c ki\u1ec3m tra s\u01a1 b\u1ed9 nh\u01b0ng th\u1ea5t b\u1ea1i khi \u00e1p d\u1ee5ng tr\u00ean quy m\u00f4 l\u1edbn. \u0110i\u1ec1u cu\u1ed1i c\u00f9ng n\u00e0y th\u1eadt \u0111\u00e1ng lo ng\u1ea1i. B\u1edfi v\u00ec n\u00f3 r\u1ea5t tinh vi.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00e0 t\u00ecnh h\u00ecnh lao \u0111\u1ed9ng c\u00e0ng l\u00e0m t\u00ecnh h\u00ecnh th\u00eam tr\u1ea7m tr\u1ecdng. Khi&nbsp;<strong>Hi\u1ec7p h\u1ed9i \u0110i\u1ec7n t\u1eed To\u00e0n c\u1ea7u<\/strong>&nbsp;b\u00e1o c\u00e1o&nbsp;<strong>661 nh\u00e0 s\u1ea3n xu\u1ea5t \u0111i\u1ec7n t\u1eed \u0111\u00e3 ch\u1ee9ng ki\u1ebfn chi ph\u00ed lao \u0111\u1ed9ng t\u0103ng cao (15\/2\/2024)<\/strong>, \u0110i\u1ec1u \u0111\u00f3 kh\u00f4ng ch\u1ec9 c\u00f3 ngh\u0129a l\u00e0 chi ph\u00ed nh\u00e2n c\u00f4ng cao h\u01a1n. N\u00f3 c\u00f3 ngh\u0129a l\u00e0 \u00edt nh\u00e2n vi\u00ean c\u00f3 kinh nghi\u1ec7m th\u1ef1c hi\u1ec7n \u0111\u00fang quy tr\u00ecnh s\u1ea3n xu\u1ea5t ban \u0111\u1ea7u, \u00edt ng\u01b0\u1eddi c\u00f3 \u0111\u1ee7 t\u1ef1 tin \u0111\u1ec3 d\u1eebng d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t, v\u00e0 nhi\u1ec1u quy\u1ebft \u0111\u1ecbnh \u201cg\u1eedi \u0111i\u201d khi\u1ebfn c\u00e1c l\u1ed7i s\u1ea3n ph\u1ea9m tr\u1edf n\u00ean b\u00ecnh th\u01b0\u1eddng m\u1ed9t c\u00e1ch \u00e2m th\u1ea7m. B\u1ea3n ph\u00e1t h\u00e0nh \u0111\u00e3 c\u00f3 m\u1eb7t:&nbsp;<a href=\"https:\/\/www.electronics.org\/news-release\/demand-remains-positive-among-electronics-manufacturers-labor-costs-index-highest\" target=\"_blank\" rel=\"noopener\">Nhu c\u1ea7u v\u1eabn duy tr\u00ec \u1edf m\u1ee9c t\u00edch c\u1ef1c\u2026 Ch\u1ec9 s\u1ed1 chi ph\u00ed lao \u0111\u1ed9ng \u1edf m\u1ee9c cao nh\u1ea5t.<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eady. T\u1ea1i sao c\u00e1c ph\u1ea7n ph\u00e2n c\u1ef1c l\u1ea1i b\u1ecb \u0111\u1ea3o ng\u01b0\u1ee3c?<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"the-inversion-usually-starts-before-the-machine-even-moves\">S\u1ef1 \u0111\u1ea3o ng\u01b0\u1ee3c th\u01b0\u1eddng b\u1eaft \u0111\u1ea7u tr\u01b0\u1edbc khi m\u00e1y th\u1eadm ch\u00ed c\u00f2n ch\u01b0a di chuy\u1ec3n.<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u01b0ng h\u00e3y b\u1eaft \u0111\u1ea7u t\u1eeb n\u01a1i m\u00e0 h\u1ea7u h\u1ebft c\u00e1c \u0111\u1ed9i kh\u00f4ng mu\u1ed1n b\u1eaft \u0111\u1ea7u:&nbsp;<strong>Giao ti\u1ebfp gi\u1eefa CAD v\u00e0 th\u01b0 vi\u1ec7n<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00f4i th\u00e0nh th\u1eadt cho r\u1eb1ng th\u1ebf gi\u1edbi SMT \u0111ang g\u1eb7p v\u1ea5n \u0111\u1ec1 v\u1ec1 h\u1ec7 th\u1ed1ng \u0111\u1ecbnh h\u01b0\u1edbng v\u00ec ch\u00fang ta v\u1eabn ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c quy \u01b0\u1edbc truy\u1ec1n th\u1ed1ng, v\u1ed1n thay \u0111\u1ed5i t\u00f9y theo c\u00f4ng c\u1ee5 CAD, th\u01b0 vi\u1ec7n footprint v\u00e0 t\u00e2m tr\u1ea1ng c\u1ee7a k\u1ef9 s\u01b0. M\u1ed9t th\u01b0 vi\u1ec7n g\u1ecdi tr\u1ee5c d\u00e0i l\u00e0 \u201c0\u00b0\u201d. Th\u01b0 vi\u1ec7n kh\u00e1c g\u1ecdi n\u00f3 l\u00e0 \u201cd\u1ea3i c\u1ef1c\u201d. Th\u01b0 vi\u1ec7n kh\u00e1c l\u1ea1i g\u1ecdi l\u00e0 \u201cch\u00e2n 1 \u1edf b\u00ean tr\u00e1i\u201d, \u0111i\u1ec1u n\u00e0y th\u1eadt h\u00e0i h\u01b0\u1edbc khi linh ki\u1ec7n th\u1eadm ch\u00ed kh\u00f4ng c\u00f3 ch\u00e2n theo c\u00e1ch m\u00e0 c\u00e2u \u0111\u00f3 ng\u1ee5 \u00fd.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 \u0111i\u1ec1u t\u00f4i th\u01b0\u1eddng xuy\u00ean th\u1ea5y:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ai \u0111\u00f3 \u0111\u00e3 t\u1ea1o ra m\u1ed9t b\u1ea3n v\u1ebd ch\u00e2n diode v\u1edbi thanh c\u1ef1c \u00e2m n\u1eb1m tr\u00ean l\u1edbp l\u1ee5a, nh\u01b0ng vi\u1ec7c xoay t\u00e2m trong t\u1ec7p l\u1ea1i gi\u1ea3 \u0111\u1ecbnh tham chi\u1ebfu ng\u01b0\u1ee3c l\u1ea1i.<\/li>\n\n\n\n<li>Th\u01b0 vi\u1ec7n mounter s\u1eed d\u1ee5ng quy t\u1eafc \u201cpackage\u201d m\u1eb7c \u0111\u1ecbnh, gi\u1ea3 \u0111\u1ecbnh r\u1eb1ng d\u1ea5u hi\u1ec7u n\u1eb1m \u1edf m\u1ed9t g\u00f3c c\u1ee5 th\u1ec3 (ph\u00f9 h\u1ee3p cho c\u00e1c IC l\u1edbn, nh\u01b0ng kh\u00f4ng ph\u00f9 h\u1ee3p cho c\u00e1c diode SOD-323).<\/li>\n\n\n\n<li>BOM y\u00eau c\u1ea7u \u201cDIODE, SOD-123\u201d v\u00e0 ng\u01b0\u1eddi v\u1eadn h\u00e0nh chuy\u1ec3n sang s\u1eed d\u1ee5ng SOD-323 c\u00f3 h\u00ecnh d\u1ea1ng t\u01b0\u01a1ng t\u1ef1 trong b\u1ed9 c\u1ea5p li\u1ec7u v\u00ec \u201cn\u00f3 ph\u00f9 h\u1ee3p\u201d (n\u00f3 \u0111\u00fang l\u00e0 ph\u00f9 h\u1ee3p, cho \u0111\u1ebfn khi kh\u00f4ng c\u00f2n ph\u00f9 h\u1ee3p n\u1eefa).<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n c\u00f3 th\u1ec3 ch\u1ea1y XY ho\u00e0n h\u1ea3o v\u00e0 v\u1eabn \u0111\u1ea3o c\u1ef1c. M\u1ecdi l\u00fac. B\u1edfi v\u00ec c\u1ef1c t\u00ednh l\u00e0&nbsp;<em>h\u01b0\u1edbng d\u1eabn<\/em>, kh\u00f4ng ph\u1ea3i v\u1ecb tr\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e2u ng\u1eafn.&nbsp;<strong>C\u00e1c \u0111i\u1ec3m tham chi\u1ebfu kh\u00f4ng c\u1ee9u b\u1ea1n.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ng\u01b0\u1eddi ta th\u01b0\u1eddng b\u00e0n lu\u1eadn v\u1ec1 \u201cs\u1ef1 c\u0103n ch\u1ec9nh fiducial so v\u1edbi c\u1ef1c t\u00ednh c\u1ee7a linh ki\u1ec7n\u201d nh\u01b0 th\u1ec3 \u0111\u00f3 l\u00e0 m\u1ed9t ch\u1ee7 \u0111\u1ec1 tranh lu\u1eadn th\u00f4ng minh. Th\u1ef1c ra kh\u00f4ng ph\u1ea3i v\u1eady. Fiducials gi\u00fap b\u1ea3o v\u1ec7 vi\u1ec7c \u00e1nh x\u1ea1 t\u1ecda \u0111\u1ed9 b\u1ea3ng m\u1ea1ch. Ch\u00fang kh\u00f4ng b\u1ea3o v\u1ec7 vi\u1ec7c c\u1ef1c \u00e2m c\u1ee7a diode c\u00f3 h\u01b0\u1edbng \u0111\u00fang v\u1ec1 ph\u00eda m\u1ea1ng hay kh\u00f4ng. N\u1ebfu g\u00f3c c\u1ee7a th\u01b0 vi\u1ec7n c\u1ee7a b\u1ea1n sai l\u1ec7ch 180\u00b0, c\u00e1c fiducials s\u1ebd gi\u00fap b\u1ea1n \u0111\u1eb7t linh ki\u1ec7n v\u1edbi h\u01b0\u1edbng sai m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c \u0111\u00e1ng kinh ng\u1ea1c. Ch\u00fac m\u1eebng.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/pickandplacemachine.com\/wp-admin\/post.php?post=570&amp;action=edit\"><img decoding=\"async\" width=\"960\" height=\"640\" src=\"https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/PCB-Handling-Machines1-1.jpg\" alt=\"M\u00e1y x\u1eed l\u00fd b\u1ea3ng m\u1ea1ch in (PCB)\" class=\"wp-image-5724\" srcset=\"https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/PCB-Handling-Machines1-1.jpg 960w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/PCB-Handling-Machines1-1-300x200.jpg 300w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/PCB-Handling-Machines1-1-768x512.jpg 768w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/PCB-Handling-Machines1-1-18x12.jpg 18w\" sizes=\"(max-width: 960px) 100vw, 960px\" \/><\/a><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"the-180-rotation-error-is-a-symmetry-ambiguity-tax\">L\u1ed7i xoay 180\u00b0 l\u00e0 m\u1ed9t \u201cthu\u1ebf \u0111\u1ed1i x\u1ee9ng + m\u01a1 h\u1ed3\u201d.<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tuy nhi\u00ean, c\u00e1c tr\u01b0\u1eddng h\u1ee3p l\u1ed7i SMT quay 180 \u0111\u1ed9 x\u1ea5u nh\u1ea5t l\u1ea1i xu\u1ea5t hi\u1ec7n tr\u00ean c\u00e1c linh ki\u1ec7n tr\u00f4ng gi\u1ed1ng nh\u01b0 nh\u1eefng h\u1ea1t g\u1ea1o \u0111en nh\u1ecf:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110i\u1ed1t (SOD-323, SOD-523, SOD-123)<\/li>\n\n\n\n<li>\u0110\u00e8n LED c\u00f3 v\u1ebft c\u1ef1c \u00e2m m\u1edd<\/li>\n\n\n\n<li>C\u00e1c \u0111i\u1ec3m nh\u1ecf c\u00f3 \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n th\u1ea5p<\/li>\n\n\n\n<li>M\u1ed9t s\u1ed1 t\u1ee5 \u0111i\u1ec7n c\u00f3 b\u1ec1 m\u1eb7t in b\u00f3ng lo\u00e1ng, cong v\u00e0 ph\u1ea3n chi\u1ebfu m\u1ea1nh.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e1y \u1ea3nh \u0111ang c\u1ed1 g\u1eafng x\u00e1c \u0111\u1ecbnh \u201cm\u1eb7t tr\u01b0\u1edbc\u201d v\u00e0 \u201cm\u1eb7t sau\u201d tr\u00ean m\u1ed9t h\u00ecnh d\u1ea1ng g\u1ea7n nh\u01b0 kh\u00f4ng c\u00f3 m\u1eb7t tr\u01b0\u1edbc. N\u1ebfu b\u1ea1n \u0111\u00e0o t\u1ea1o h\u1ec7 th\u1ed1ng nh\u1eadn di\u1ec7n h\u00ecnh \u1ea3nh b\u1eb1ng m\u1ed9t m\u1eabu s\u1ea1ch d\u01b0\u1edbi \u0111i\u1ec1u ki\u1ec7n \u00e1nh s\u00e1ng ho\u00e0n h\u1ea3o, sau \u0111\u00f3 ch\u1ea1y c\u00e1c cu\u1ed9n phim s\u1ea3n xu\u1ea5t c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 k\u1ebft c\u1ea5u khu\u00f4n gi\u1eefa c\u00e1c l\u00f4, b\u1ea1n th\u1ef1c ch\u1ea5t \u0111ang y\u00eau c\u1ea7u m\u00e1y m\u00f3c \u0111o\u00e1n \u0111\u00fang li\u00ean t\u1ee5c m\u01b0\u1eddi ngh\u00ecn l\u1ea7n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00f3 s\u1ebd \u0111o\u00e1n sai. Th\u1ec9nh tho\u1ea3ng. V\u00e0 c\u00e1i \u201cth\u1ec9nh tho\u1ea3ng\u201d \u0111\u00f3 c\u00f3 th\u1ec3 ph\u00e1 h\u1ecfng c\u1ea3 tu\u1ea7n c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00e0 \u0111\u00e2y l\u00e0 ph\u1ea7n m\u00e0 kh\u00f4ng ai n\u00f3i ra:&nbsp;<strong>H\u1ea7u h\u1ebft c\u00e1c d\u1ea5u hi\u1ec7u ph\u00e2n c\u1ef1c kh\u00f4ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho h\u1ec7 th\u1ed1ng th\u1ecb gi\u00e1c m\u00e1y.<\/strong>&nbsp;Ch\u00fang \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho con ng\u01b0\u1eddi c\u00f3 th\u1ecb l\u1ef1c, kh\u1ea3 n\u0103ng nh\u1eadn bi\u1ebft chi\u1ec1u s\u00e2u v\u00e0 s\u1ef1 ki\u00ean nh\u1eabn. H\u1ec7 th\u1ed1ng hi\u1ec3n th\u1ecb c\u1ee7a b\u1ea1n ch\u1ec9 nh\u00ecn th\u1ea5y m\u1ed9t kh\u1ed1i m\u00e0u x\u00e1m. N\u00f3 nh\u00ecn th\u1ea5y \u00e1nh s\u00e1ng ch\u00f3i. N\u00f3 nh\u00ecn th\u1ea5y nhi\u1ec5u vi\u1ec1n. N\u00f3 nh\u00ecn th\u1ea5y b\u1ea5t k\u1ef3 hi\u1ec7u \u1ee9ng n\u00e0o do \u00e1nh s\u00e1ng t\u1ea1o ra.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eady n\u00ean, n\u1ebfu b\u1ea1n mu\u1ed1n gi\u1ea3m thi\u1ec3u hi\u1ec7n t\u01b0\u1ee3ng \u0111\u1ea3o ng\u01b0\u1ee3c, b\u1ea1n kh\u00f4ng n\u00ean b\u1eaft \u0111\u1ea7u v\u1edbi \u201ctr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o t\u1ed1t h\u01a1n\u201d. B\u1ea1n n\u00ean b\u1eaft \u0111\u1ea7u v\u1edbi&nbsp;<strong>H\u00ecnh \u1ea3nh ch\u1ea5t l\u01b0\u1ee3ng cao h\u01a1n<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"vision-system-theta-correction-what-it-really-is-and-why-it-fails-\">H\u1ec7 th\u1ed1ng th\u1ecb gi\u00e1c Theta Correction: \u0110i\u1ec1u \u0111\u00f3 th\u1ef1c s\u1ef1 l\u00e0 g\u00ec (v\u00e0 t\u1ea1i sao n\u00f3 th\u1ea5t b\u1ea1i)<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eady h\u00e3y c\u00f9ng nhau th\u1ea3o lu\u1eadn v\u1ec1&nbsp;<strong>H\u1ec7 th\u1ed1ng th\u1ecb gi\u00e1c \u0111i\u1ec1u ch\u1ec9nh Theta<\/strong>, v\u00ec m\u1ecdi ng\u01b0\u1eddi coi n\u00f3 nh\u01b0 m\u1ed9t h\u1ed9p \u0111en.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Trong h\u1ea7u h\u1ebft c\u00e1c h\u1ec7 th\u1ed1ng ph\u00e2n b\u1ed5, \u0111i\u1ec1u ch\u1ec9nh theta c\u01a1 b\u1ea3n l\u00e0:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Ch\u1ee5p \u1ea3nh<\/li>\n\n\n\n<li>T\u00ecm \u0111\u01b0\u1eddng vi\u1ec1n c\u1ee7a b\u1ed9 ph\u1eadn (ho\u1eb7c m\u1eabu t\u01b0\u01a1ng \u1ee9ng)<\/li>\n\n\n\n<li>T\u00ednh g\u00f3c gi\u1eefa c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n v\u00e0 tham chi\u1ebfu \u0111\u00e3 \u0111\u01b0\u1ee3c hu\u1ea5n luy\u1ec7n.<\/li>\n\n\n\n<li>Xoay v\u00f2i phun \u0111\u1ec3 b\u00f9 \u0111\u1eafp.<\/li>\n\n\n\n<li>n\u01a1i<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">B\u00e2y gi\u1edd c\u00e1c ch\u1ebf \u0111\u1ed9 h\u1ecfng h\u00f3c \u0111\u00e3 tr\u1edf n\u00ean d\u1ec5 d\u00e0ng d\u1ef1 \u0111o\u00e1n:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u01b0\u1eddng vi\u1ec1n v\u1eeba v\u1eb7n, nh\u01b0ng n\u00f3 \u0111\u1ed1i x\u1ee9ng, v\u00ec v\u1eady g\u00f3c c\u00f3 hai \u0111\u00e1p \u00e1n h\u1ee3p l\u1ec7 c\u00e1ch nhau 180\u00b0.<\/li>\n\n\n\n<li>T\u00ednh n\u0103ng ph\u00e2n c\u1ef1c t\u1ed3n t\u1ea1i, nh\u01b0ng n\u00f3 qu\u00e1 y\u1ebfu, do \u0111\u00f3 thu\u1eadt to\u00e1n b\u1ecf qua n\u00f3 v\u00e0 t\u1eadp trung v\u00e0o m\u1ed9t t\u00edn hi\u1ec7u m\u1ea1nh h\u01a1n (\u0111\u01b0\u1eddng ph\u1ea3n x\u1ea1, d\u1ea5u hi\u1ec7u c\u1eeda, \u0111\u01b0\u1eddng n\u1ed1i khu\u00f4n).<\/li>\n\n\n\n<li>H\u00ecnh \u1ea3nh m\u1eabu l\u00e0 \u201cl\u00fd t\u01b0\u1edfng\u201d, nh\u01b0ng qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t l\u1ea1i l\u1ed9n x\u1ed9n (\u00e1nh s\u00e1ng ph\u1ea3n chi\u1ebfu t\u1eeb b\u0103ng d\u00ednh, b\u1ed9 ph\u1eadn nghi\u00eang trong t\u00fai, b\u1ee5i, s\u01b0\u01a1ng m\u00f9 h\u00e0n trong kh\u00f4ng kh\u00ed, m\u1edd \u1ed1ng k\u00ednh).<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00f4i \u0111\u00e3 t\u1eebng th\u1ea5y m\u1ed9t tr\u01b0\u1eddng h\u1ee3p m\u00e0 c\u00e1c \u0111i-\u1ed1t ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng trong hai gi\u1edd, sau \u0111\u00f3 b\u1eaft \u0111\u1ea7u nh\u1ea5p nh\u00e1y, r\u1ed3i \u201ct\u1ef1 kh\u1eafc ph\u1ee5c\u201d. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 ph\u00e9p m\u00e0u. \u0110\u00f3 l\u00e0 do s\u1ef1 thay \u0111\u1ed5i \u00e1nh s\u00e1ng v\u00e0 \u00f4 nhi\u1ec5m. M\u1ed9t ch\u00fat s\u01b0\u01a1ng m\u00f9 tr\u00ean \u1ed1ng k\u00ednh. M\u1ed9t s\u1ef1 thay \u0111\u1ed5i nh\u1ecf trong \u0111\u1ed9 ph\u01a1i s\u00e1ng. M\u1ed9t s\u1ef1 thay \u0111\u1ed5i trong l\u01b0\u1ee3ng phim trong t\u00fai cu\u1ed9n. Nguy\u00ean nh\u00e2n nh\u1ecf. H\u1eadu qu\u1ea3 l\u1edbn.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ba t\u1eeb.&nbsp;<strong>S\u1ef1 t\u01b0\u01a1ng ph\u1ea3n chi ph\u1ed1i m\u1ecdi th\u1ee9.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu d\u1ea5u hi\u1ec7u ph\u00e2n c\u1ef1c c\u1ee7a b\u1ea1n ch\u1ec9 l\u00e0 m\u1ed9t v\u1ea1ch m\u1edd, b\u1ea1n c\u1ea7n thi\u1ebft l\u1eadp \u00e1nh s\u00e1ng sao cho n\u00f3 n\u1ed5i b\u1eadt\u2014\u00e1nh s\u00e1ng khu\u1ebfch t\u00e1n, ph\u1ea3n x\u1ea1 \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t, v\u00e0 ph\u01a1i s\u00e1ng \u1ed5n \u0111\u1ecbnh. N\u1ebfu kh\u00f4ng, c\u00e0i \u0111\u1eb7t \u201cph\u00e1t hi\u1ec7n d\u1ea5u hi\u1ec7u ph\u00e2n c\u1ef1c\u201d c\u1ee7a b\u1ea1n s\u1ebd tr\u1edf th\u00e0nh m\u1ed9t th\u1ee9 v\u00f4 ngh\u0129a. N\u00f3 ho\u1ea1t \u0111\u1ed9ng. Tr\u00f4ng chuy\u00ean nghi\u1ec7p. Nh\u01b0ng kh\u00f4ng \u0111\u00e1ng tin c\u1eady.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00e0 \u0111\u00fang v\u1eady, c\u00f3 l\u00fd do t\u1ea1i sao ng\u00e0nh c\u00f4ng nghi\u1ec7p \u0111ang t\u1eadp trung v\u00e0o vi\u1ec7c ki\u1ec3m tra d\u1ef1a tr\u00ean d\u1eef li\u1ec7u l\u1edbn b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng h\u00ecnh \u1ea3nh \u0111\u1eb7t v\u1ecb tr\u00ed. M\u1ed9t b\u00e0i b\u00e1o \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 ngang h\u00e0ng n\u0103m 2024 trong&nbsp;<em>MDPI \u0110i\u1ec7n t\u1eed<\/em>&nbsp;M\u00f4 t\u1ea3 ki\u1ec3m tra tr\u1ef1c ti\u1ebfp b\u1eb1ng h\u00ecnh \u1ea3nh pick-and-place, v\u1edbi&nbsp;<strong>&gt;99,51% \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a TP3T<\/strong>&nbsp;v\u00e0&nbsp;<strong>~5 mili gi\u00e2y cho m\u1ed7i th\u00e0nh ph\u1ea7n<\/strong>&nbsp;x\u1eed l\u00fd, c\u1ed9ng v\u1edbi ph\u00e2n t\u00edch tr\u00ean&nbsp;<strong>Quy m\u00f4 h\u00e0ng t\u1ef7 th\u00e0nh ph\u1ea7n<\/strong>. H\u01b0\u1edbng \u0111i \u0111\u00f3 t\u1ed3n t\u1ea1i v\u00ec c\u00e1ch l\u00e0m c\u0169 b\u1ecf s\u00f3t qu\u00e1 nhi\u1ec1u khi t\u1ed1c \u0111\u1ed9 t\u0103ng l\u00ean. \u1ede \u0111\u00e2y:&nbsp;<a href=\"https:\/\/www.mdpi.com\/2079-9292\/13\/18\/3707\" target=\"_blank\" rel=\"noopener\">C\u00e1c ti\u1ebfn b\u1ed9 trong l\u1eafp r\u00e1p linh ki\u1ec7n \u0111i\u1ec7n t\u1eed: K\u1ef9 thu\u1eadt ki\u1ec3m tra th\u1eddi gian th\u1ef1c \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n b\u1edfi tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o (18\/9\/2024)<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"tape-pocket-and-presentation-the-quiet-saboteurs\">B\u0103ng d\u00ednh, t\u00fai v\u00e0 b\u1ea3n tr\u00ecnh b\u00e0y: nh\u1eefng k\u1ebb ph\u00e1 ho\u1ea1i th\u1ea7m l\u1eb7ng<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tuy nhi\u00ean, t\u1ea7m nh\u00ecn kh\u00f4ng ph\u1ea3i l\u00e0 y\u1ebfu t\u1ed1 \u201cm\u1ec1m\u201d duy nh\u1ea5t. C\u00e1ch tr\u00ecnh b\u00e0y b\u0103ng ghi \u00e2m c\u00f3 th\u1ec3 l\u00e0m h\u1ecfng m\u1ecdi th\u1ee9 ngay c\u1ea3 khi b\u1ea1n c\u00f3 m\u1ed9t th\u01b0 vi\u1ec7n v\u1eefng ch\u1eafc.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u1eefng y\u1ebfu t\u1ed1 l\u00e0m thay \u0111\u1ed5i k\u1ebft qu\u1ea3 m\u00e0 kh\u00f4ng c\u1ea7n thay \u0111\u1ed5i ch\u01b0\u01a1ng tr\u00ecnh c\u1ee7a b\u1ea1n:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 \u0111\u1ed9 v\u00e1t c\u1ea1nh t\u00fai gi\u1eefa c\u00e1c nh\u00e0 cung c\u1ea5p b\u0103ng keo<\/li>\n\n\n\n<li>M\u00f4 h\u00ecnh ph\u1ea3n x\u1ea1 c\u1ee7a b\u0103ng d\u00e1n (\u0111\u1eb7c bi\u1ec7t l\u00e0 lo\u1ea1i b\u00f3ng lo\u00e1ng)<\/li>\n\n\n\n<li>\u0110\u1ed9 s\u00e2u t\u00fai v\u00e0 g\u00f3c \u0111\u1eb7t b\u1ed9 ph\u1eadn (s\u1ef1 thay \u0111\u1ed5i g\u00f3c nghi\u00eang \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn nh\u1eefng g\u00ec camera \u201cnh\u00ecn th\u1ea5y\u201d)<\/li>\n\n\n\n<li>T\u0129nh \u0111i\u1ec7n g\u00e2y b\u00e1m d\u00ednh l\u00e0m bong m\u1ed9t g\u00f3c c\u1ee7a b\u1ed9 ph\u1eadn.<\/li>\n\n\n\n<li>B\u1ed9 c\u1ea5p li\u1ec7u \u0111\u00e3 m\u00f2n khi\u1ebfn t\u00fai b\u1ecb l\u1ec7ch kh\u1ecfi v\u1ecb tr\u00ed chu\u1ea9n.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00f4i \u0111\u00e3 ch\u1ee9ng ki\u1ebfn m\u1ed9t l\u00e0n \u0111\u01b0\u1eddng c\u1ea5p ngu\u1ed3n \u0111\u01b0\u1ee3c coi l\u00e0 \u201c\u0111\u1ee7 t\u1ed1t\u201d cho c\u00e1c \u0111i\u1ec7n tr\u1edf bi\u1ebfn th\u00e0nh c\u01a1n \u00e1c m\u1ed9ng v\u1ec1 c\u1ef1c t\u00ednh \u0111\u1ed1i v\u1edbi c\u00e1c \u0111i\u1ed1t, v\u00ec c\u00e1c linh ki\u1ec7n kh\u00f4ng n\u1eb1m ph\u1eb3ng, khi\u1ebfn b\u00f3ng m\u1edd c\u1ee7a d\u1ea5u hi\u1ec7u bi\u1ebfn m\u1ea5t, d\u1eabn \u0111\u1ebfn thu\u1eadt to\u00e1n ch\u1ecdn sai t\u00f9y ch\u1ecdn 180\u00b0. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 l\u1ed7i ph\u1ea7n m\u1ec1m. \u0110\u00f3 l\u00e0 v\u1eadt l\u00fd.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00e0 khi ai \u0111\u00f3 n\u00f3i, \u201cNh\u01b0ng ch\u00fang ta lu\u00f4n mua b\u0103ng d\u00ednh t\u1eeb Nh\u00e0 cung c\u1ea5p A,\u201d suy ngh\u0129 \u0111\u1ea7u ti\u00ean c\u1ee7a t\u00f4i l\u00e0: b\u1ea1n c\u00f3...&nbsp;<em>X\u00e1c minh<\/em>&nbsp;Hay l\u00e0 b\u1ea1n&nbsp;<em>gi\u1ea3 \u0111\u1ecbnh<\/em>&nbsp;N\u00f3?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Gi\u1ea3 \u0111\u1ecbnh t\u1ed1n ti\u1ec1n. Ti\u1ec1n th\u1eadt.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/pickandplacemachine.com\/wp-admin\/post.php?post=1110&amp;action=edit\"><img decoding=\"async\" width=\"960\" height=\"640\" src=\"https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/PCBA-Cutting-Machines1-1.jpg\" alt=\"M\u00e1y c\u1eaft bo m\u1ea1ch in (PCBA)\" class=\"wp-image-5725\" srcset=\"https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/PCBA-Cutting-Machines1-1.jpg 960w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/PCBA-Cutting-Machines1-1-300x200.jpg 300w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/PCBA-Cutting-Machines1-1-768x512.jpg 768w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/PCBA-Cutting-Machines1-1-18x12.jpg 18w\" sizes=\"(max-width: 960px) 100vw, 960px\" \/><\/a><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"nozzle-rotation-calibration-when-the-machine-really-is-guilty\">\u0110i\u1ec1u ch\u1ec9nh g\u00f3c quay v\u00f2i phun: khi m\u00e1y th\u1ef1c s\u1ef1 c\u00f3 l\u1ed7i<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u01b0ng \u0111\u00fang v\u1eady\u2014\u0111\u00f4i khi v\u1ea5n \u0111\u1ec1 l\u00e0 do k\u1ef9 thu\u1eadt. V\u00e0 \u0111\u00e2y l\u00e0 l\u00fac t\u00f4i th\u1eb3ng th\u1eafn v\u1edbi \u0111\u1ed9i ng\u0169 b\u1ea3o tr\u00ec:&nbsp;<strong>S\u1ef1 tr\u00f4i d\u1ea1t do xoay l\u00e0 c\u00f3 th\u1eadt, v\u00e0 th\u01b0\u1eddng di\u1ec5n ra t\u1eeb t\u1eeb, \u0111i\u1ec1u n\u00e0y khi\u1ebfn n\u00f3 tr\u1edf n\u00ean nguy hi\u1ec3m.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u1ed7i hi\u1ec7u chu\u1ea9n xoay v\u00f2i phun hi\u1ec3n th\u1ecb nh\u01b0 sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u00e1c b\u1ed9 ph\u1eadn l\u1eadt t\u01b0\u01a1ng \u1ee9ng v\u1edbi m\u1ed9t lo\u1ea1i \u0111\u1ea7u, tr\u1ee5c ch\u00ednh ho\u1eb7c gia \u0111\u00ecnh v\u00f2i phun c\u1ee5 th\u1ec3.<\/li>\n\n\n\n<li>Theta tr\u00f4ng \u201cg\u1ea7n\u201d nh\u01b0ng kh\u00f4ng \u1ed5n \u0111\u1ecbnh qua c\u00e1c l\u1ea7n l\u1eb7p l\u1ea1i.<\/li>\n\n\n\n<li>M\u00e1y \u0111\u00e3 qua ki\u1ec3m tra nhanh, nh\u01b0ng kh\u00f4ng \u0111\u1ea1t y\u00eau c\u1ea7u khi ch\u1ea1y \u1edf t\u1ed1c \u0111\u1ed9 cao.<\/li>\n\n\n\n<li>L\u1ed7i t\u1eadp trung sau khi thay v\u00f2i phun ho\u1eb7c sau khi ch\u1ea1y li\u00ean t\u1ee5c trong th\u1eddi gian d\u00e0i.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ea1i sao? M\u00e0i m\u00f2n. Ph\u1ea3n \u1ee9ng ng\u01b0\u1ee3c. D\u1ea7u m\u1ee1. \u0110\u1ed9 l\u1ec7ch c\u1ee7a b\u1ed9 m\u00e3 h\u00f3a. V\u1ecb tr\u00ed l\u1eafp v\u00f2i phun.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Qu\u00e1 tr\u00ecnh xoay c\u00f3 th\u1ec3 m\u1ea5t \u0111\u1ed9 c\u1ee9ng m\u00e0 kh\u00f4ng g\u00e2y ra ti\u1ebfng \u1ed3n. B\u1ea1n v\u1eabn c\u00f3 th\u1ec3 \u0111\u1eb7t c\u00e1c b\u1ed9 ph\u1eadn. B\u1ea1n v\u1eabn c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh tr\u1ee5c XY. B\u1ea1n ch\u1ec9 c\u1ea7n xoay m\u1ed9t g\u00f3c nh\u1ecf\u2026 cho \u0111\u1ebfn khi h\u1ec7 th\u1ed1ng \u0111i\u1ec1u ch\u1ec9nh h\u00ecnh \u1ea3nh b\u1eaft \u0111\u1ea7u b\u00f9 \u0111\u1eafp\u2026 cho \u0111\u1ebfn khi n\u00f3 b\u00f9 \u0111\u1eafp sai c\u00e1ch tr\u00ean m\u1ed9t b\u1ed9 ph\u1eadn \u0111\u1ed1i x\u1ee9ng\u2026 v\u00e0 sau \u0111\u00f3 b\u1ea1n s\u1ebd c\u00f3 m\u1ed9t s\u1ef1 \u0111\u1ea3o ng\u01b0\u1ee3c 180\u00b0 ho\u00e0n h\u1ea3o m\u00e0 m\u1ecdi ng\u01b0\u1eddi \u0111\u1ed5 l\u1ed7i cho \u201cth\u01b0 vi\u1ec7n\u201d.\u201d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao t\u00f4i khuy\u1ebfn kh\u00edch c\u00e1c nh\u00e0 m\u00e1y coi vi\u1ec7c hi\u1ec7u chu\u1ea9n nh\u01b0 m\u1ed9t quy tr\u00ecnh \u0111o l\u01b0\u1eddng, ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 \u201cch\u00fang ta s\u1ebd l\u00e0m \u0111i\u1ec1u \u0111\u00f3 khi d\u00e2y chuy\u1ec1n ng\u1eebng ho\u1ea1t \u0111\u1ed9ng\u201d. N\u1ebfu quy tr\u00ecnh c\u1ee7a b\u1ea1n thi\u1ebfu k\u1ef7 lu\u1eadt, m\u00e1y m\u00f3c s\u1ebd tr\u1edf th\u00e0nh c\u00f4ng c\u1ee5 \u0111\u01b0a ra \u00fd ki\u1ebfn ch\u1ee7 quan.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n mu\u1ed1n c\u00f3 c\u1ea5u tr\u00fac? H\u00e3y s\u1eed d\u1ee5ng n\u00f3. Gi\u1eef cho n\u00f3 lu\u00f4n r\u00f5 r\u00e0ng, \u0111\u1ea3m b\u1ea3o n\u00f3 \u0111\u01b0\u1ee3c tu\u00e2n th\u1ee7, v\u00e0 \u0111\u1eebng \u0111\u1ec3 n\u00f3 ch\u1ec9 t\u1ed3n t\u1ea1i trong \u0111\u1ea7u c\u1ee7a m\u1ed9t k\u1ef9 s\u01b0 c\u1ea5p cao. B\u1eaft \u0111\u1ea7u t\u1eeb \u0111\u00e2y:&nbsp;<a href=\"https:\/\/pickandplacemachine.com\/process-quality\/\">Ngu\u1ed3n l\u1ef1c v\u1ec1 Ch\u1ea5t l\u01b0\u1ee3ng Quy tr\u00ecnh<\/a>. V\u00e0 n\u1ebfu b\u1ea1n \u0111ang x\u00e2y d\u1ef1ng m\u1ed9t l\u1ecbch tr\u00ecnh \u0111\u00e1ng tin c\u1eady cho c\u00e1c b\u1ed9 ph\u1eadn hao m\u00f2n v\u00e0 ph\u1ee5 t\u00f9ng thay th\u1ebf, \u0111\u1eebng coi \u0111\u00f3 l\u00e0 t\u00f9y ch\u1ecdn:&nbsp;<a href=\"https:\/\/pickandplacemachine.com\/maintenance-spares\/\">K\u1ebf ho\u1ea1ch b\u1ea3o tr\u00ec v\u00e0 d\u1ef1 tr\u1eef ph\u1ee5 t\u00f9ng<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"the-fast-diagnostic-path-that-ends-the-finger-pointing\">Con \u0111\u01b0\u1eddng ch\u1ea9n \u0111o\u00e1n nhanh ch\u00f3ng ch\u1ea5m d\u1ee9t vi\u1ec7c \u0111\u1ed5 l\u1ed7i cho nhau.<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eady \u0111\u00e2y l\u00e0 c\u00e1ch t\u00f4i x\u1eed l\u00fd khi ph\u00f2ng b\u1eaft \u0111\u1ea7u \u1ed3n \u00e0o.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng c\u1ea7u k\u1ef3. Ch\u1ec9 c\u1ea7n s\u1ea1ch s\u1ebd.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u0110\u00f3ng b\u0103ng c\u00e1c bi\u1ebfn.<\/strong>&nbsp;C\u00f9ng m\u1ed9t b\u1ea3ng m\u1ea1ch. C\u00f9ng m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh. C\u00f9ng m\u1ed9t b\u1ed9 c\u1ea5p li\u1ec7u. C\u00f9ng m\u1ed9t v\u00f2i phun. C\u00f9ng m\u1ed9t cu\u1ed9n d\u00e2y. C\u00f9ng m\u1ed9t c\u00e0i \u0111\u1eb7t camera. C\u00f9ng m\u1ecdi th\u1ee9.<\/li>\n\n\n\n<li><strong>Th\u1ef1c hi\u1ec7n m\u1ed9t m\u1eabu th\u1eed nghi\u1ec7m ch\u1eb7t ch\u1ebd.<\/strong>&nbsp;\u0110\u1eb7t 20\u201350 linh ki\u1ec7n l\u00ean m\u1ed9t b\u1ea3ng m\u1ea1ch in (PCB) c\u0169 ho\u1eb7c m\u1ed9t t\u1ea5m \u0111\u1eb7t linh ki\u1ec7n. Kh\u00f4ng n\u00ean \u01b0\u1edbc l\u01b0\u1ee3ng b\u1eb1ng m\u1eaft th\u01b0\u1eddng. Ki\u1ec3m tra d\u01b0\u1edbi k\u00ednh hi\u1ec3n vi. Ghi l\u1ea1i h\u01b0\u1edbng \u0111\u1eb7t.<\/li>\n\n\n\n<li><strong>Thay \u0111\u1ed5i m\u1ed9t th\u1ee9 t\u1ea1i m\u1ed9t th\u1eddi \u0111i\u1ec3m.<\/strong>&nbsp;N\u1ebfu b\u1ea1n thay \u0111\u1ed5i hai th\u1ee9, b\u1ea1n s\u1ebd kh\u00f4ng h\u1ecdc \u0111\u01b0\u1ee3c g\u00ec. B\u1ea1n ch\u1ec9 \u0111ang t\u1ea1o ra nh\u1eefng c\u00e2u chuy\u1ec7n.<\/li>\n\n\n\n<li><strong>S\u1eed d\u1ee5ng logic theo d\u00f5i l\u1ed7i.<\/strong><\/li>\n\n\n\n<li>\u0110\u1ed5i v\u00f2i phun \u2192 n\u1ebfu hi\u1ec7n t\u01b0\u1ee3ng \u0111\u1ea3o ng\u01b0\u1ee3c theo v\u00f2i phun, tr\u1ee5c quay ho\u1eb7c v\u1ecb tr\u00ed l\u1eafp v\u00f2i phun c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 c\u00f3 v\u1ea5n \u0111\u1ec1.<\/li>\n\n\n\n<li>\u0110\u1ed5i \u0111\u1ea7u\/tr\u1ee5c (n\u1ebfu c\u00f3 th\u1ec3) \u2192 n\u1ebfu \u0111\u1ea7u theo sau, b\u1ea1n \u0111ang g\u1eb7p v\u1ea5n \u0111\u1ec1 v\u1ec1 hi\u1ec7u chu\u1ea9n c\u01a1 h\u1ecdc ho\u1eb7c m\u00e0i m\u00f2n.<\/li>\n\n\n\n<li>\u0110\u1ed5i cu\u1ed9n (c\u00f9ng MPN, kh\u00e1c l\u00f4\/nh\u00e0 cung c\u1ea5p) \u2192 n\u1ebfu cu\u1ed9n \u0111\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng, \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n c\u1ee7a b\u1ea3n tr\u00ecnh b\u00e0y\/d\u1ea5u hi\u1ec7u c\u1ee7a b\u1ea1n s\u1ebd y\u1ebfu.<\/li>\n\n\n\n<li>\u00c1p d\u1ee5ng \u0111\u1ed9 l\u1ec7ch g\u00f3c theta +180\u00b0 trong th\u01b0 vi\u1ec7n \u2192 n\u1ebfu s\u1ef1 c\u1ed1 \u0111\u01b0\u1ee3c kh\u1eafc ph\u1ee5c ngay l\u1eadp t\u1ee9c v\u00e0 \u1ed5n \u0111\u1ecbnh, th\u00ec tham chi\u1ebfu th\u01b0 vi\u1ec7n c\u1ee7a b\u1ea1n l\u00e0 sai.<\/li>\n\n\n\n<li><strong>Sau \u0111\u00f3, kh\u00f3a l\u1ea1i v\u1ecb tr\u00ed \u0111\u00e3 \u0111i\u1ec1u ch\u1ec9nh.<\/strong>&nbsp;\u0110\u00e2y l\u00e0 n\u01a1i c\u00e1c \u0111\u1ed9i th\u1ea5t b\u1ea1i. H\u1ecd \u201cs\u1eeda ch\u1eefa\u201d n\u00f3 h\u00f4m nay v\u00e0 qu\u00ean kh\u00f4ng c\u1ee7ng c\u1ed1 n\u00f3. Hai tu\u1ea7n sau, n\u00f3 l\u1ea1i xu\u1ea5t hi\u1ec7n.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u1eddi gian h\u1ecfi \u0111\u00e1p. T\u1ea1i sao b\u1ea1n ngh\u0129 \u0111i\u1ec1u \u0111\u00f3 x\u1ea3y ra?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1edfi v\u00ec kh\u00f4ng ai ch\u1ecbu tr\u00e1ch nhi\u1ec7m v\u1ec1 nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5. H\u1ecd ch\u1ec9 t\u1eadp trung v\u00e0o vi\u1ec7c d\u1eadp t\u1eaft \u0111\u00e1m ch\u00e1y.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"what-actually-reduces-polarity-flips-in-the-real-world-\">\u0110i\u1ec1u g\u00ec th\u1ef1c s\u1ef1 l\u00e0m gi\u1ea3m s\u1ef1 \u0111\u1ea3o c\u1ef1c (trong th\u1ebf gi\u1edbi th\u1ef1c)<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tuy nhi\u00ean, nh\u1eefng c\u1eeda h\u00e0ng t\u1ed1t nh\u1ea5t kh\u00f4ng ch\u1ec9 d\u1ef1a v\u00e0o m\u1ed9t l\u1edbp b\u1ea3o v\u1ec7. H\u1ecd k\u1ebft h\u1ee3p nhi\u1ec1u l\u1edbp b\u1ea3o v\u1ec7:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Qu\u1ea3n tr\u1ecb th\u01b0 vi\u1ec7n:<\/strong>&nbsp;M\u1ed9t ng\u01b0\u1eddi (ho\u1eb7c m\u1ed9t quy tr\u00ecnh l\u00e0m vi\u1ec7c \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t) ch\u1ecbu tr\u00e1ch nhi\u1ec7m v\u1ec1 c\u00e1c quy t\u1eafc xoay ca, v\u00e0 m\u1ecdi thay \u0111\u1ed5i \u0111\u1ec1u c\u1ea7n \u0111\u01b0\u1ee3c xem x\u00e9t.<\/li>\n\n\n\n<li><strong>T\u1ea7m nh\u00ecn r\u00e8n luy\u1ec7n k\u1ef7 lu\u1eadt:<\/strong>&nbsp;D\u1ea1y b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c cu\u1ed9n phim s\u1ea3n xu\u1ea5t th\u1ef1c t\u1ebf, kh\u00f4ng ph\u1ea3i m\u1eabu tr\u01b0ng b\u00e0y trong showroom.<\/li>\n\n\n\n<li><strong>\u0110\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a \u00e1nh s\u00e1ng:<\/strong>&nbsp;\u0110i\u1ec1u ch\u1ec9nh \u0111\u1ed9 ph\u01a1i s\u00e1ng\/\u0111\u1ed9 nh\u1ea1y, l\u00e0m s\u1ea1ch \u1ed1ng k\u00ednh, ki\u1ec3m so\u00e1t ph\u1ea3n x\u1ea1.<\/li>\n\n\n\n<li><strong>Ti\u00eau chu\u1ea9n l\u1ef1a ch\u1ecdn nh\u00e0 cung c\u1ea5p:<\/strong>&nbsp;C\u00e1c b\u1ed9 n\u1ea1p x\u1eed l\u00fd 0201 kh\u00f4ng t\u1ef1 \u0111\u1ed9ng c\u00f3 kh\u1ea3 n\u0103ng ph\u00e1t hi\u1ec7n c\u00e1c ph\u1ea7n \u0111\u00e1nh d\u1ea5u ph\u00e2n c\u1ef1c.<\/li>\n\n\n\n<li><strong>C\u1ed5ng AOI:<\/strong>&nbsp;AOI ph\u1ea3i ki\u1ec3m tra c\u1ef1c t\u00ednh tr\u00ean c\u00e1c tham chi\u1ebfu c\u00f3 c\u1ef1c t\u00ednh. Kh\u00f4ng ph\u1ea3i \u201cth\u1ec9nh tho\u1ea3ng\u201d. M\u00e0 l\u00e0 lu\u00f4n lu\u00f4n.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n ho\u1ea1t \u0111\u1ed9ng trong m\u00f4i tr\u01b0\u1eddng \u0111a d\u1ea1ng (high-mix), b\u1ea1n kh\u00f4ng th\u1ec3 d\u1ef1a v\u00e0o tr\u00ed nh\u1edb. N\u1ebfu b\u1ea1n ho\u1ea1t \u0111\u1ed9ng v\u1edbi t\u1ed1c \u0111\u1ed9 cao (high-speed), b\u1ea1n kh\u00f4ng th\u1ec3 d\u1ef1a v\u00e0o may m\u1eafn.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00e0 n\u1ebfu c\u00e1c nh\u00e2n vi\u00ean v\u1eadn h\u00e0nh ti\u1ebfp t\u1ee5c b\u1ecf qua c\u00e1c c\u1ea3nh b\u00e1o c\u1ee7a h\u1ec7 th\u1ed1ng NG v\u00ec \u201cc\u00f3 l\u1ebd kh\u00f4ng sao\u201d, b\u1ea1n c\u1ea7n m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh \u0111\u00e0o t\u1ea1o c\u00f3 t\u00ednh r\u0103n \u0111e - c\u00f9ng v\u1edbi c\u00e1c quy t\u1eafc x\u1eed l\u00fd s\u1ef1 c\u1ed1 kh\u00f4ng tr\u1eebng ph\u1ea1t nh\u00e2n vi\u00ean v\u00ec \u0111\u00e3 d\u1eebng d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao s\u1ef1 h\u1ed7 tr\u1ee3 ch\u00ednh th\u1ee9c l\u1ea1i quan tr\u1ecdng. Kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t cu\u1ed1n brochure. M\u00e0 l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng. N\u1ebfu b\u1ea1n c\u1ea7n m\u1ed9t khung kh\u1ed5 th\u1ef1c s\u1ef1, \u0111\u1eebng l\u00e0m theo c\u1ea3m t\u00ednh:&nbsp;<a href=\"https:\/\/pickandplacemachine.com\/solution\/training-after-sales-support\/\">\u0110\u00e0o t\u1ea1o &amp; H\u1ed7 tr\u1ee3 sau b\u00e1n h\u00e0ng<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"what-causes-the-most-damage-and-who-should-own-the-fix-\">Y\u1ebfu t\u1ed1 n\u00e0o g\u00e2y ra thi\u1ec7t h\u1ea1i l\u1edbn nh\u1ea5t (v\u00e0 ai n\u00ean ch\u1ecbu tr\u00e1ch nhi\u1ec7m kh\u1eafc ph\u1ee5c)<\/h2>\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>Tr\u00f4ng n\u00f3 nh\u01b0 th\u1ebf n\u00e0o tr\u00ean \u0111\u01b0\u1eddng d\u00e2y<\/th><th>Ki\u1ec3m tra nhanh<\/th><th>S\u1eeda ch\u1eefa \u0111\u00f3 th\u1ef1c s\u1ef1 hi\u1ec7u qu\u1ea3.<\/th><th>Ch\u1ee7 s\u1edf h\u1eefu<\/th><\/tr><\/thead><tbody><tr><td>Vi\u1ec7c xoay v\u00f2ng th\u01b0 vi\u1ec7n kh\u00f4ng \u0111\u00fang.<\/td><td>C\u00f9ng m\u1ed9t ph\u1ea7n l\u1eadt m\u1ed7i l\u1ea7n, c\u00f9ng m\u1ed9t g\u00f3c.<\/td><td>Th\u00eam \u0111\u1ed9 l\u1ec7ch g\u00f3c theta +180\u00b0 v\u00e0 ch\u1ea1y l\u1ea1i.<\/td><td>T\u00e1i thi\u1ebft l\u1eadp quy t\u1eafc th\u01b0 vi\u1ec7n + kh\u00f3a ph\u00ea duy\u1ec7t<\/td><td>K\u1ef9 thu\u1eadt quy tr\u00ecnh<\/td><\/tr><tr><td>D\u1ea5u hi\u1ec7u c\u1ef1c y\u1ebfu<\/td><td>C\u00e1c l\u1ea7n l\u1eadt ng\u1eabu nhi\u00ean, th\u01b0\u1eddng l\u00e0 t\u1eeb l\u00f4 n\u00e0y sang l\u00f4 kh\u00e1c.<\/td><td>Thay \u0111\u1ed5i \u00e1nh s\u00e1ng\/\u0111\u1ed9 ph\u01a1i s\u00e1ng, ch\u1ec9nh s\u1eeda l\u1ea1i h\u00ecnh \u1ea3nh<\/td><td>\u0110i\u1ec1u ch\u1ec9nh t\u1ea7m nh\u00ecn + Th\u00eam c\u1ed5ng ph\u00e2n c\u1ef1c AOI<\/td><td>Quy tr\u00ecnh + Ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng<\/td><\/tr><tr><td>S\u1ef1 kh\u00f4ng kh\u1edbp v\u1ec1 h\u01b0\u1edbng c\u1ee7a cu\u1ed9n phim\/t\u00fai \u0111\u1ef1ng<\/td><td>C\u00e1c l\u01b0\u1ee3t quay b\u1eaft \u0111\u1ea7u sau khi thay cu\u1ed9n.<\/td><td>\u0110\u1ed5i nh\u00e0 cung c\u1ea5p cu\u1ed9n phim \/ l\u00e0n \u0111\u01b0\u1eddng<\/td><td>Ti\u00eau chu\u1ea9n h\u00f3a th\u00f4ng s\u1ed1 cu\u1ed9n + ki\u1ec3m tra \u0111\u1ea7u v\u00e0o<\/td><td>V\u1eadt li\u1ec7u + Ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng<\/td><\/tr><tr><td>S\u1ef1 l\u1ec7ch h\u01b0\u1edbng c\u1ee7a v\u00f2i phun\/chu\u1ed7i quay<\/td><td>C\u00e1c thao t\u00e1c l\u1eadt c\u00f3 li\u00ean quan \u0111\u1ebfn m\u1ed9t s\u1ed1 \u0111\u1ea7u phun\/v\u00f2i phun.<\/td><td>Thay \u0111\u1ea7u phun\/\u0111\u1ea7u v\u00f2i<\/td><td>\u0110i\u1ec1u ch\u1ec9nh g\u00f3c quay + thay th\u1ebf c\u00e1c b\u1ed9 ph\u1eadn b\u1ecb m\u00f2n<\/td><td>B\u1ea3o tr\u00ec<\/td><\/tr><tr><td>H\u00e0nh vi b\u1ecf qua c\u1ee7a ng\u01b0\u1eddi v\u1eadn h\u00e0nh<\/td><td>\u201cV\u0103n h\u00f3a \u201dKh\u00f4ng sao c\u1ea3\u2019\u201d, NG b\u1ecb ph\u1edbt l\u1edd<\/td><td>Nh\u1eadt k\u00fd ki\u1ec3m to\u00e1n + K\u1ef7 lu\u1eadt s\u1ea3n ph\u1ea9m \u0111\u1ea7u ti\u00ean<\/td><td>Quy tr\u00ecnh \u0111\u00e0o t\u1ea1o + quy t\u1eafc x\u1eed l\u00fd s\u1ef1 c\u1ed1<\/td><td>S\u1ea3n xu\u1ea5t<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00f4i s\u1ebd n\u00f3i to ph\u1ea7n m\u00e0 ng\u01b0\u1eddi ta th\u01b0\u1eddng gi\u1ea5u k\u00edn: c\u1ed9t \u201cCh\u1ee7 s\u1edf h\u1eefu\u201d ch\u00ednh l\u00e0 n\u01a1i nh\u1eefng \u00fd \u0111\u1ecbnh t\u1ed1t \u0111\u1eb9p b\u1ecb ch\u00f4n v\u00f9i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n c\u00f3 th\u1ec3 l\u1eadp k\u1ebf ho\u1ea1ch h\u00e0nh \u0111\u1ed9ng kh\u1eafc ph\u1ee5c. B\u1ea1n c\u00f3 th\u1ec3 t\u1ed5 ch\u1ee9c m\u1ed9t cu\u1ed9c h\u1ecdp. B\u1ea1n th\u1eadm ch\u00ed c\u00f3 th\u1ec3 th\u00eam m\u1ed9t danh s\u00e1ch ki\u1ec3m tra m\u1edbi. Nh\u01b0ng n\u1ebfu b\u1ea1n kh\u00f4ng ch\u1ec9 \u0111\u1ecbnh m\u1ed9t ng\u01b0\u1eddi ch\u1ecbu tr\u00e1ch nhi\u1ec7m ch\u00ednh c\u00f3 quy\u1ec1n ng\u0103n ch\u1eb7n vi\u1ec7c ph\u00e1t h\u00e0nh, b\u1ea1n s\u1ebd ti\u1ebfp t\u1ee5c ph\u1ea3i tr\u1ea3 \"thu\u1ebf c\u1ef1c t\u00ednh\" m\u00e3i m\u00e3i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00e0 kho\u1ea3n thu\u1ebf \u0111\u00f3 kh\u00f4ng h\u1ec1 nh\u1ecf. M\u1ed9t diode \u0111\u1ea3o ng\u01b0\u1ee3c c\u00f3 th\u1ec3 c\u00f3 ngh\u0129a l\u00e0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Th\u1eddi gian s\u1eeda ch\u1eefa bo m\u1ea1ch (s\u1eed d\u1ee5ng kh\u00ed n\u00f3ng, nguy c\u01a1 h\u01b0 h\u1ecfng pad, ki\u1ec3m tra l\u1ea1i)<\/li>\n\n\n\n<li>Th\u1eddi gian ki\u1ec3m tra b\u1ecb l\u00e3ng ph\u00ed<\/li>\n\n\n\n<li>C\u00e1c b\u1ed9 ph\u1eadn ph\u1ebf li\u1ec7u<\/li>\n\n\n\n<li>Ch\u1ea5t \u0111\u1ed9c t\u1eeb t\u1eeb: S\u1ef1 suy gi\u1ea3m ni\u1ec1m tin c\u1ee7a kh\u00e1ch h\u00e0ng<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1i cu\u1ed1i c\u00f9ng \u0111\u00f3 \u0111au h\u01a1n c\u1ea3 v\u1ebft x\u01b0\u1edbc.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/pickandplacemachine.com\/wp-admin\/post.php?post=748&amp;action=edit\"><img decoding=\"async\" width=\"960\" height=\"640\" src=\"https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/PCBA-Cutting-Machines2-1.jpg\" alt=\"M\u00e1y c\u1eaft bo m\u1ea1ch in (PCBA)\" class=\"wp-image-5726\" srcset=\"https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/PCBA-Cutting-Machines2-1.jpg 960w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/PCBA-Cutting-Machines2-1-300x200.jpg 300w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/PCBA-Cutting-Machines2-1-768x512.jpg 768w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/PCBA-Cutting-Machines2-1-18x12.jpg 18w\" sizes=\"(max-width: 960px) 100vw, 960px\" \/><\/a><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"faqs\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"what-is-a-pick-and-place-polarity-error-\">L\u1ed7i c\u1ef1c t\u00ednh trong qu\u00e1 tr\u00ecnh \u0111\u1eb7t linh ki\u1ec7n l\u00e0 g\u00ec?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">L\u1ed7i c\u1ef1c t\u00ednh khi \u0111\u1eb7t linh ki\u1ec7n SMT x\u1ea3y ra khi m\u00e1y \u0111\u1eb7t linh ki\u1ec7n SMT \u0111\u1eb7t m\u1ed9t linh ki\u1ec7n c\u00f3 c\u1ef1c t\u00ednh (nh\u01b0 diode, LED, t\u1ee5 tantalum ho\u1eb7c t\u1ee5 \u0111i\u1ec7n ph\u00e2n) v\u1edbi c\u1ef1c d\u01b0\u01a1ng\/c\u1ef1c \u00e2m ho\u1eb7c h\u01b0\u1edbng +\/- b\u1ecb \u0111\u1ea3o ng\u01b0\u1ee3c so v\u1edbi c\u00e1c pad tr\u00ean bo m\u1ea1ch in (PCB), th\u01b0\u1eddng do g\u00f3c th\u01b0 vi\u1ec7n, ph\u00e1t hi\u1ec7n c\u1ef1c t\u00ednh b\u1eb1ng camera ho\u1eb7c c\u00e1ch tr\u00ecnh b\u00e0y t\u00fai b\u0103ng \u0111\u1ecbnh ngh\u0129a \u201cm\u1eb7t tr\u01b0\u1edbc\u201d kh\u00f4ng ch\u00ednh x\u00e1c, m\u1eb7c d\u00f9 v\u1ecb tr\u00ed XY l\u00e0 ch\u00ednh x\u00e1c. Theo kinh nghi\u1ec7m c\u1ee7a t\u00f4i, nguy hi\u1ec3m n\u1eb1m \u1edf vi\u1ec7c n\u00f3 tr\u00f4ng r\u1ea5t b\u00ecnh th\u01b0\u1eddng. Bo m\u1ea1ch th\u01b0\u1eddng v\u01b0\u1ee3t qua c\u00e1c ki\u1ec3m tra th\u1ecb gi\u00e1c nhanh ch\u00f3ng v\u00ec footprint kh\u1edbp, h\u00e0n ch\u1ea3y \u0111\u1ec1u v\u00e0 kh\u00f4ng c\u00f3 g\u00ec b\u00e1o \u0111\u1ed9ng cho \u0111\u1ebfn khi ki\u1ec3m tra \u0111i\u1ec7n (ho\u1eb7c t\u1ec7 h\u01a1n, s\u1eed d\u1ee5ng trong th\u1ef1c t\u1ebf). N\u1ebfu b\u1ea1n t\u1eebng th\u1ea5y \u0111\u01b0\u1eddng \u0111i\u1ec1u ch\u1ec9nh \u0111i\u1ec7n \u00e1p s\u1ee5t \u00e1p d\u01b0\u1edbi t\u1ea3i v\u00e0 \u0111\u1ed5 l\u1ed7i cho IC, b\u1ea1n \u0111\u00e3 tr\u1ea3i qua n\u1ed7i \u0111au n\u00e0y. \u0110\u00f3 l\u00e0 diode. Th\u01b0\u1eddng l\u00e0 diode.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"why-do-polarized-parts-get-inverted-by-exactly-180-degrees-\">T\u1ea1i sao c\u00e1c ph\u1ea7n ph\u00e2n c\u1ef1c l\u1ea1i b\u1ecb \u0111\u1ea3o ng\u01b0\u1ee3c ch\u00ednh x\u00e1c 180 \u0111\u1ed9?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">L\u1ed7i xoay 180 \u0111\u1ed9 trong SMT x\u1ea3y ra khi tham chi\u1ebfu g\u00f3c theta c\u1ee7a m\u00e1y \u0111\u1ed1i v\u1edbi g\u00f3i linh ki\u1ec7n kh\u00f4ng r\u00f5 r\u00e0ng ho\u1eb7c \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a sai, khi\u1ebfn h\u1ec7 th\u1ed1ng \u0111\u1eb7t linh ki\u1ec7n ch\u1ecdn h\u01b0\u1edbng \u0111\u1ed1i l\u1eadp h\u1ee3p l\u1ec7 \u2014 th\u01b0\u1eddng do c\u00e1c \u0111\u01b0\u1eddng vi\u1ec1n \u0111\u1ed1i x\u1ee9ng, \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n y\u1ebfu c\u1ee7a d\u1ea5u c\u1ef1c, quy \u01b0\u1edbc g\u00f3c zero sai trong th\u01b0 vi\u1ec7n, ho\u1eb7c cu\u1ed9n linh ki\u1ec7n \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y v\u1edbi linh ki\u1ec7n b\u1ecb l\u1eadt so v\u1edbi h\u00ecnh \u1ea3nh \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1eadp tr\u00ecnh. \u0110\u00e2y l\u00e0 s\u1ef1 th\u1eadt kh\u00f3 ch\u1ecbu: m\u00e1y kh\u00f4ng \u201csai\u201d theo c\u00e1ch m\u1ecdi ng\u01b0\u1eddi hi\u1ec3u. N\u00f3 ho\u1ea1t \u0111\u1ed9ng nh\u1ea5t qu\u00e1n v\u1edbi th\u00f4ng tin b\u1ea1n cung c\u1ea5p. N\u1ebfu vi\u1ec7c kh\u1edbp \u0111\u01b0\u1eddng vi\u1ec1n c\u00f3 hai c\u00e2u tr\u1ea3 l\u1eddi t\u1ed1t nh\u01b0 nhau c\u00e1ch nhau 180\u00b0, v\u00e0 vi\u1ec7c ph\u00e1t hi\u1ec7n d\u1ea5u hi\u1ec7u kh\u00f4ng quy\u1ebft \u0111\u1ecbnh \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn, h\u1ec7 th\u1ed1ng \u0111\u00f4i khi s\u1ebd ch\u1ecdn sai v\u00e0 v\u1eabn c\u1ea3m th\u1ea5y t\u1ef1 tin. Ch\u00ednh s\u1ef1 t\u1ef1 tin \u0111\u00f3 khi\u1ebfn l\u1ed7i tr\u1edf n\u00ean kh\u00f3 ch\u1ecbu.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"how-do-i-diagnose-whether-it-s-vision-nozzle-or-library-\">L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ch\u1ea9n \u0111o\u00e1n xem v\u1ea5n \u0111\u1ec1 n\u1eb1m \u1edf ph\u1ea7n hi\u1ec3n th\u1ecb, v\u00f2i phun hay th\u01b0 vi\u1ec7n?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ch\u1ea9n \u0111o\u00e1n l\u1ed7i c\u1ef1c t\u00ednh trong qu\u00e1 tr\u00ecnh \u0111\u1eb7t linh ki\u1ec7n (pick and place) \u0111\u00f2i h\u1ecfi ph\u1ea3i t\u00e1ch bi\u1ec7t ba l\u1edbp t\u01b0\u01a1ng t\u00e1c: d\u1eef li\u1ec7u xoay th\u01b0 vi\u1ec7n (\u0111\u1ed9 l\u1ec7ch theta), t\u00ednh to\u00e0n v\u1eb9n xoay c\u01a1 h\u1ecdc (\u0111\u1ed9 l\u1eb7p l\u1ea1i c\u1ee7a v\u00f2i phun\/tr\u1ee5c ch\u00ednh\/c\u1ea3m bi\u1ebfn) v\u00e0 \u0111i\u1ec1u ch\u1ec9nh theta d\u1ef1a tr\u00ean h\u00ecnh \u1ea3nh (d\u1ea5u hi\u1ec7u\/vi\u1ec1n d\u01b0\u1edbi \u00e1nh s\u00e1ng c\u1ee7a b\u1ea1n). \u0110i\u1ec1u n\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1eb1ng c\u00e1ch c\u1ed1 \u0111\u1ecbnh c\u00e1c bi\u1ebfn, thay \u0111\u1ed5i t\u1eebng y\u1ebfu t\u1ed1 m\u1ed9t v\u00e0 theo d\u00f5i xem s\u1ef1 \u0111\u1ea3o ng\u01b0\u1ee3c c\u00f3 theo v\u00f2i phun\/\u0111\u1ea7u phun, cu\u1ed9n\/khe c\u1eafm hay \u0111\u1ecbnh ngh\u0129a g\u00f3c l\u1eadp tr\u00ecnh hay kh\u00f4ng. Th\u1ef1c hi\u1ec7n th\u1eed nghi\u1ec7m ki\u1ec3m so\u00e1t c\u01a1 b\u1ea3n. \u0110\u1eb7t 20\u201350 linh ki\u1ec7n l\u00ean b\u1ea3ng th\u1eed nghi\u1ec7m, ki\u1ec3m tra v\u00e0 ghi ch\u00e9p. Sau \u0111\u00f3 ch\u1ec9 thay \u0111\u1ed5i v\u00f2i phun. Sau \u0111\u00f3 ch\u1ec9 thay \u0111\u1ed5i cu\u1ed9n. Sau \u0111\u00f3 \u00e1p d\u1ee5ng \u0111\u1ed9 l\u1ec7ch t\u1ea1m th\u1eddi +180\u00b0 trong th\u01b0 vi\u1ec7n. N\u1ebfu l\u1ed7i theo v\u00f2i phun, ng\u1eebng \u0111\u1ed5 l\u1ed7i cho ph\u1ea7n m\u1ec1m. N\u1ebfu \u0111\u1ed9 l\u1ec7ch +180\u00b0 kh\u1eafc ph\u1ee5c m\u1ecdi th\u1ee9 ngay l\u1eadp t\u1ee9c, ng\u1eebng \u0111\u1ed5 l\u1ed7i cho c\u01a1 kh\u00ed. N\u1ebfu t\u00ecnh tr\u1ea1ng h\u1ed7n lo\u1ea1n gi\u1eefa c\u00e1c l\u00f4, kh\u1ea3 n\u0103ng ph\u00e1t hi\u1ec7n d\u1ea5u hi\u1ec7u c\u1ee7a b\u1ea1n y\u1ebfu v\u00e0 \u00e1nh s\u00e1ng c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 \u0111ang \u0111\u00e1nh l\u1eeba b\u1ea1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"what-settings-reduce-polarity-marking-detection-failures-\">C\u00e1c thi\u1ebft l\u1eadp n\u00e0o gi\u00fap gi\u1ea3m thi\u1ec3u l\u1ed7i ph\u00e1t hi\u1ec7n d\u1ea5u hi\u1ec7u ph\u00e2n c\u1ef1c?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ph\u00e1t hi\u1ec7n d\u1ea5u hi\u1ec7u c\u1ef1c t\u00ednh th\u1ea5t b\u1ea1i khi camera kh\u00f4ng th\u1ec3 ph\u00e2n bi\u1ec7t \u0111\u00e1ng tin c\u1eady gi\u1eefa d\u1ea5u hi\u1ec7u m\u1ee5c ti\u00eau (s\u1ecdc\/\u0111i\u1ec3m\/r\u00e3nh) v\u1edbi ph\u1ea3n x\u1ea1, \u0111\u01b0\u1eddng n\u1ed1i khu\u00f4n, bi\u1ebfn th\u1ec3 in \u1ea5n ho\u1eb7c b\u00f3ng t\u00fai. Do \u0111\u00f3, c\u1ea3i thi\u1ec7n t\u00ednh n\u0103ng n\u00e0y th\u01b0\u1eddng \u0111\u00f2i h\u1ecfi \u1ed5n \u0111\u1ecbnh c\u1ea5u tr\u00fac \u00e1nh s\u00e1ng, ph\u01a1i s\u00e1ng\/\u0111\u1ed9 nh\u1ea1y, ti\u00eau c\u1ef1 v\u00e0 s\u1eed d\u1ee5ng h\u00ecnh \u1ea3nh \u0111\u00e0o t\u1ea1o t\u1eeb m\u1eabu s\u1ea3n xu\u1ea5t th\u1ef1c t\u1ebf \u2014 ch\u1ee9 kh\u00f4ng ch\u1ec9 b\u1eadt\/t\u1eaft h\u1ed9p ki\u1ec3m \u201cc\u1ef1c t\u00ednh\u201d v\u00e0 hy v\u1ecdng thu\u1eadt to\u00e1n \u0111o\u00e1n \u0111\u00fang tr\u00ean \u0111\u01b0\u1eddng vi\u1ec1n \u0111\u1ed1i x\u1ee9ng. T\u00f4i \u0111\u00e3 th\u1ea5y c\u00e1c \u0111\u1ed9i t\u0103ng \u0111\u1ed9 l\u1ee3i cho \u0111\u1ebfn khi d\u1ea5u hi\u1ec7u \u201chi\u1ec7n ra\u201d, r\u1ed3i th\u1eafc m\u1eafc t\u1ea1i sao h\u1ec7 th\u1ed1ng b\u1eaft \u0111\u1ea7u kh\u00f3a v\u00e0o c\u00e1c \u0111\u01b0\u1eddng ph\u1ea3n x\u1ea1. \u0110\u1eebng l\u00e0m v\u1eady. T\u0103ng c\u01b0\u1eddng chi\u1ebfu s\u00e1ng, gi\u1ea3m ph\u1ea3n x\u1ea1 b\u00f3ng, s\u1eed d\u1ee5ng \u00e1nh s\u00e1ng khu\u1ebfch t\u00e1n khi c\u1ea7n thi\u1ebft v\u00e0 hu\u1ea5n luy\u1ec7n l\u1ea1i v\u1edbi c\u00e1c m\u1eabu th\u1ef1c t\u1ebf x\u1ea5u nh\u1ea5t m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 t\u00ecm th\u1ea5y. Ngo\u00e0i ra: l\u00e0m s\u1ea1ch \u1ed1ng k\u00ednh. M\u1ecdi ng\u01b0\u1eddi c\u01b0\u1eddi nh\u1ea1o \u0111i\u1ec1u \u0111\u00f3. R\u1ed3i h\u1ecd ng\u1eebng c\u01b0\u1eddi khi c\u00e1c \u201cl\u1eadt ng\u1eabu nhi\u00ean\u201d bi\u1ebfn m\u1ea5t sau khi lau \u1ed1ng k\u00ednh.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"what-s-the-fastest-way-to-prevent-inverted-polarized-parts-in-production-\">C\u00e1ch nhanh nh\u1ea5t \u0111\u1ec3 ng\u0103n ch\u1eb7n c\u00e1c b\u1ed9 ph\u1eadn b\u1ecb \u0111\u1ea3o c\u1ef1c trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t l\u00e0 g\u00ec?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ph\u01b0\u01a1ng ph\u00e1p ph\u00f2ng ng\u1eeba nhanh nh\u1ea5t l\u00e0 \u00e1p d\u1ee5ng quy tr\u00ecnh ki\u1ec3m tra c\u1ef1c t\u00ednh \u0111\u1ea7u ti\u00ean (first-article polarity gate) \u0111\u1ec3 x\u00e1c minh th\u01b0 vi\u1ec7n theta, tr\u00ecnh b\u00e0y ngu\u1ed3n c\u1ea5p v\u00e0 ph\u00e1t hi\u1ec7n d\u1ea5u hi\u1ec7u th\u1ecb gi\u00e1c tr\u00ean b\u1ea3ng m\u1ea1ch th\u1ef1c t\u1ebf v\u00e0 cu\u1ed9n d\u00e2y th\u1ef1c t\u1ebf, sau \u0111\u00f3 y\u00eau c\u1ea7u AOI ki\u1ec3m tra c\u1ef1c t\u00ednh tr\u00ean m\u1ecdi tham chi\u1ebfu c\u00f3 c\u1ef1c t\u00ednh tr\u01b0\u1edbc khi ph\u00e1t h\u00e0nh \u2014 v\u00ec t\u1ed1c \u0111\u1ed9 m\u00e0 kh\u00f4ng c\u00f3 quy tr\u00ecnh n\u00e0y ch\u1ec9 l\u00e0m t\u0103ng t\u1ef7 l\u1ec7 l\u1ed7i nhanh h\u01a1n so v\u1edbi kh\u1ea3 n\u0103ng s\u1eeda ch\u1eefa c\u1ee7a b\u1ea1n. N\u1ebfu b\u1ea1n s\u1ea3n xu\u1ea5t \u0111a d\u1ea1ng s\u1ea3n ph\u1ea9m, \u0111i\u1ec1u n\u00e0y l\u00e0 b\u1eaft bu\u1ed9c. X\u00e2y d\u1ef1ng quy tr\u00ecnh \u201cb\u1ea3ng m\u1ea1ch m\u1eabu\u201d, kh\u00f3a c\u00e1c ch\u1ec9nh s\u1eeda th\u01b0 vi\u1ec7n sau khi xem x\u00e9t, v\u00e0 b\u1eaft bu\u1ed9c ki\u1ec3m tra c\u1ef1c t\u00ednh AOI tr\u00ean diode\/LED\/tantalum. N\u1ebfu b\u1ea1n s\u1ea3n xu\u1ea5t t\u1ed1c \u0111\u1ed9 cao, th\u00eam m\u1ed9t l\u1edbp ki\u1ec3m tra th\u1ee9 hai: x\u00e1c minh xoay \u0111\u1ecbnh k\u1ef3 v\u00e0 ki\u1ec3m tra hi\u1ec7u chu\u1ea9n xoay v\u00f2i phun \u0111\u1ec3 tr\u00e1nh sai l\u1ec7ch l\u00e9n l\u00fat trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t. V\u00e0 n\u1ebfu nh\u00e2n vi\u00ean v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 b\u1ecf qua c\u1ea3nh b\u00e1o l\u1ed7i, h\u00e3y kh\u1eafc ph\u1ee5c v\u0103n h\u00f3a \u0111\u00f3 (v\u00e0 h\u1ec7 th\u1ed1ng). N\u1ebfu kh\u00f4ng, b\u1ea1n ch\u1ec9 \u0111ang \u0111\u00e1nh c\u01b0\u1ee3c v\u00e0o x\u00e1c su\u1ea5t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"conclusion\">K\u1ebft lu\u1eadn<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n \u0111\u00e3 ch\u00e1n ng\u1ea5y vi\u1ec7c tranh c\u00e3i v\u00f2ng vo, ch\u00fang t\u00f4i c\u00f3 th\u1ec3 l\u00e0m cho \u0111i\u1ec1u n\u00e0y tr\u1edf n\u00ean nh\u00e0m ch\u00e1n (theo c\u00e1ch t\u00edch c\u1ef1c): th\u01b0 vi\u1ec7n g\u1ecdn g\u00e0ng h\u01a1n, quy t\u1eafc theta r\u00f5 r\u00e0ng h\u01a1n, xoay \u0111\u01b0\u1ee3c hi\u1ec7u ch\u1ec9nh v\u00e0 c\u1ed5ng c\u1ef1c t\u00ednh m\u00e0 c\u00e1c nh\u00e0 \u0111i\u1ec1u h\u00e0nh kh\u00f4ng th\u1ec3 l\u00e1ch lu\u1eadt m\u1ed9t c\u00e1ch l\u00e9n l\u00fat. B\u1eaft \u0111\u1ea7u v\u1edbi ch\u00fang t\u00f4i&nbsp;<a href=\"https:\/\/pickandplacemachine.com\/service-promise\/\">Cam k\u1ebft d\u1ecbch v\u1ee5<\/a>&nbsp;v\u00e0 sau \u0111\u00f3&nbsp;<a href=\"https:\/\/pickandplacemachine.com\/contact\/\">Li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i<\/a>&nbsp;V\u1edbi m\u1ed9t t\u1ec7p b\u1ea3ng m\u1eabu, m\u1ed9t \u1ea3nh nh\u00e3n cu\u1ed9n v\u00e0 c\u00e1c \u1ea3nh ch\u1ee5p m\u00e0n h\u00ecnh AOI c\u1ee7a b\u1ea1n. Ch\u00fang t\u00f4i s\u1ebd ch\u1ec9 cho b\u1ea1n bi\u1ebft ngu\u1ed3n g\u1ed1c th\u1ef1c s\u1ef1 c\u1ee7a s\u1ef1 \u0111\u1ea3o ng\u01b0\u1ee3c.<\/p>","protected":false},"excerpt":{"rendered":"<p>S\u1ef1 \u0111\u1ea3o c\u1ef1c kh\u00f4ng ph\u1ea3i l\u00e0 \u201cng\u1eabu nhi\u00ean\u201d. Ch\u00fang th\u01b0\u1eddng l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p nh\u00e0m ch\u00e1n gi\u1eefa c\u00e1c g\u00f3c \u0111\u1ed9 sai l\u1ec7ch c\u1ee7a th\u01b0 vi\u1ec7n, t\u1ea7m nh\u00ecn y\u1ebfu v\u1ec1 d\u1ea5u hi\u1ec7u c\u1ef1c v\u00e0 c\u01a1 ch\u1ebf xoay l\u1ecfng l\u1ebbo m\u00e0 kh\u00f4ng ai mu\u1ed1n ch\u1ecbu tr\u00e1ch nhi\u1ec7m.<\/p>","protected":false},"author":1,"featured_media":5724,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_gspb_post_css":"","footnotes":""},"categories":[837],"tags":[1090,1007,1012,858,1091,1009],"class_list":["post-5723","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-process-quality","tag-aoi-vision","tag-nozzle-calibration","tag-pcb-assembly-quality","tag-pick-and-place","tag-polarity-defects","tag-smt-troubleshooting"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/pickandplacemachine.com\/vi\/wp-json\/wp\/v2\/posts\/5723","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=5723"}],"version-history":[{"count":2,"href":"https:\/\/pickandplacemachine.com\/vi\/wp-json\/wp\/v2\/posts\/5723\/revisions"}],"predecessor-version":[{"id":6371,"href":"https:\/\/pickandplacemachine.com\/vi\/wp-json\/wp\/v2\/posts\/5723\/revisions\/6371"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pickandplacemachine.com\/vi\/wp-json\/wp\/v2\/media\/5724"}],"wp:attachment":[{"href":"https:\/\/pickandplacemachine.com\/vi\/wp-json\/wp\/v2\/media?parent=5723"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pickandplacemachine.com\/vi\/wp-json\/wp\/v2\/categories?post=5723"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pickandplacemachine.com\/vi\/wp-json\/wp\/v2\/tags?post=5723"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}