{"id":1893,"date":"2023-12-01T14:16:27","date_gmt":"2023-12-01T14:16:27","guid":{"rendered":"https:\/\/www.mintecinno.com\/?p=1893"},"modified":"2024-04-09T03:45:41","modified_gmt":"2024-04-09T03:45:41","slug":"addressing-welding-failures-in-smt-production-due-to-missing-drill-files","status":"publish","type":"post","link":"https:\/\/www.mintecinno.com\/es\/addressing-welding-failures-in-smt-production-due-to-missing-drill-files\/","title":{"rendered":"Soluci\u00f3n de los fallos de soldadura en la producci\u00f3n SMT debidos a la falta de archivos de perforaci\u00f3n"},"content":{"rendered":"<p>Cuando se trata de tecnolog\u00eda de montaje en superficie (<a href=\"https:\/\/www.mintecinno.com\/es\/\">SMT<\/a>), no son infrecuentes los casos de fallos de soldadura causados por la falta de limas de perforaci\u00f3n.<\/p>\n<p>Impresi\u00f3n de pasta de soldadura en <a href=\"https:\/\/www.mintecinno.com\/es\/\">SMT<\/a> La soldadura es un proceso crucial y bastante complejo, con datos que sugieren que 60-70% de los defectos en <a href=\"https:\/\/www.mintecinno.com\/es\/\">SMT<\/a> producci\u00f3n se derivan de la impresi\u00f3n de pasta de soldadura.<\/p>\n<p>Curiosamente, estos defectos no est\u00e1n relacionados con los equipos, sino que surgen principalmente durante las evaluaciones de ingenier\u00eda y las optimizaciones de los est\u00e9nciles. En particular, la ausencia de archivos de perforaci\u00f3n durante la ingenier\u00eda puede dar lugar a diversos <a href=\"https:\/\/www.cenpcba.com\/pcb-assembly\/\">SMT<\/a> defectos de soldadura.<\/p>\n<p>Seg\u00fan los datos facilitados por el Departamento de Ingenier\u00eda de la empresa E en las principales f\u00e1bricas de soldadura, unas 15% de <a href=\"https:\/\/www.mintecinno.com\/es\/\">SMT<\/a> Los casos de soldadura carecen de archivos de capas de perforaci\u00f3n. Esta omisi\u00f3n provoca al menos uno o varios pedidos diarios en los que los clientes no facilitan estos archivos esenciales. Supone importantes costes de comunicaci\u00f3n, estimados en unos 100 minutos al d\u00eda y m\u00e1s de 43 horas al mes, derivados de los intercambios de correo electr\u00f3nico entre ingenieros, PMC y clientes para confirmar y cumplir estos requisitos.<\/p>\n<p>La plantilla desempe\u00f1a un papel fundamental en <a href=\"https:\/\/www.mintecinno.com\/es\/\">SMT<\/a> soldadura y requiere un enfoque sistem\u00e1tico que vaya m\u00e1s all\u00e1 de la simple perforaci\u00f3n de agujeros. Es fundamental comprender c\u00f3mo evitar que la entrada de esta\u00f1o cause problemas de soldadura, la necesidad de taladrar archivos de capas para el dise\u00f1o de est\u00e9nciles y abordar diversos casos del mundo real.<\/p>\n<ol>\n<li>Por ejemplo, surgen problemas cuando no se identifican los orificios de los bordes en las almohadillas de soldadura debido a la ausencia de limas de perforaci\u00f3n. La consecuencia: soldaduras insatisfactorias, falsas soldaduras y esta\u00f1ado inadecuado en resistencias o conectores.<img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-1894 aligncenter\" src=\"https:\/\/www.mintecinno.com\/wp-content\/uploads\/2023\/12\/1701439007903.png\" alt=\"\" width=\"312\" height=\"231\" srcset=\"https:\/\/www.mintecinno.com\/wp-content\/uploads\/2023\/12\/1701439007903.png 312w, https:\/\/www.mintecinno.com\/wp-content\/uploads\/2023\/12\/1701439007903-300x222.png 300w\" sizes=\"auto, (max-width: 312px) 100vw, 312px\" \/><\/li>\n<\/ol>\n<p>2. Del mismo modo, la falta de orificios de evitaci\u00f3n en las almohadillas de soldadura de masa QFN provoca la entrada de esta\u00f1o y falsas soldaduras. En este caso, es vital evitar o aumentar el relleno de esta\u00f1o en los orificios para garantizar una cobertura suficiente. La falta de archivos de capas de perforaci\u00f3n impide detectar y evitar a tiempo estos problemas durante la creaci\u00f3n del est\u00e9ncil.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-1895 aligncenter\" src=\"https:\/\/www.mintecinno.com\/wp-content\/uploads\/2023\/12\/2.png\" alt=\"\" width=\"732\" height=\"364\" srcset=\"https:\/\/www.mintecinno.com\/wp-content\/uploads\/2023\/12\/2.png 732w, https:\/\/www.mintecinno.com\/wp-content\/uploads\/2023\/12\/2-300x149.png 300w, https:\/\/www.mintecinno.com\/wp-content\/uploads\/2023\/12\/2-705x351.png 705w\" sizes=\"auto, (max-width: 732px) 100vw, 732px\" \/><\/p>\n<p>Adem\u00e1s, la prisa por crear plantillas sin inspecci\u00f3n f\u00edsica de los <a href=\"https:\/\/www.cenpcba.com\/pcb-assembly\/\">PCB<\/a> placa desnuda puede dar lugar a problemas. Cuando los clientes no proporcionan archivos de capas de perforaci\u00f3n, pueden surgir problemas como agujeros imprevistos en la placa durante la creaci\u00f3n del est\u00e9ncil, lo que provoca anomal\u00edas en la soldadura.<\/p>\n<p>Para mitigar estos problemas, es esencial evaluar los orificios de paso de las placas para detectar virutas, mantener una distancia entre t<a href=\"https:\/\/www.mintecinno.com\/es\/\">orificios pasantes y SMD<\/a>y comprender la importancia de los procesos de galvanoplastia con tap\u00f3n de resina en <a href=\"https:\/\/www.cenpcba.com\/pcb-assembly\/\">PCB<\/a> dise\u00f1o.<img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-1896 aligncenter\" src=\"https:\/\/www.mintecinno.com\/wp-content\/uploads\/2023\/12\/3.png\" alt=\"\" width=\"851\" height=\"656\" srcset=\"https:\/\/www.mintecinno.com\/wp-content\/uploads\/2023\/12\/3.png 851w, https:\/\/www.mintecinno.com\/wp-content\/uploads\/2023\/12\/3-300x231.png 300w, https:\/\/www.mintecinno.com\/wp-content\/uploads\/2023\/12\/3-768x592.png 768w, https:\/\/www.mintecinno.com\/wp-content\/uploads\/2023\/12\/3-705x543.png 705w\" sizes=\"auto, (max-width: 851px) 100vw, 851px\" \/><\/p>\n<p>En resumen, si se evitan los orificios de paso de chapa y se garantiza el suministro de archivos de capas de perforaci\u00f3n para el dise\u00f1o de est\u00e9nciles, la calidad de la soldadura puede mejorar considerablemente. Esto no solo ayuda a identificar con precisi\u00f3n los orificios, sino que tambi\u00e9n evita los orificios innecesarios o insuficientes, con lo que se evitan posibles riesgos para la calidad debidos a malas elecciones de dise\u00f1o.<\/p>","protected":false},"excerpt":{"rendered":"<p>When it comes to Surface Mount Technology (SMT) production, cases of welding failure caused by missing drill files are not uncommon. Solder paste printing in SMT welding is a crucial and rather complex process, with data suggesting that 60-70% of defects in SMT production stem from solder paste printing. Interestingly, these defects are not equipment-related [&hellip;]<\/p>","protected":false},"author":3,"featured_media":1896,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_joinchat":[],"footnotes":""},"categories":[16],"tags":[],"class_list":["post-1893","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Addressing Welding Failures in SMT Production<\/title>\n<meta name=\"description\" content=\"Explore the impact of missing drill files in Surface Mount Technology (SMT) production, uncovering the causes of welding failures\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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