{"id":5694,"date":"2026-02-24T05:18:40","date_gmt":"2026-02-24T05:18:40","guid":{"rendered":"https:\/\/pickandplacemachine.com\/?p=5694"},"modified":"2026-05-20T01:47:01","modified_gmt":"2026-05-20T01:47:01","slug":"insufficient-solder-joints-causes-related-to-paste-and-placement","status":"publish","type":"post","link":"https:\/\/pickandplacemachine.com\/tr\/insufficient-solder-joints-causes-related-to-paste-and-placement\/","title":{"rendered":"Yetersiz Lehim Ba\u011flant\u0131lar\u0131: Pasta ve Yerle\u015ftirme ile \u0130lgili Nedenler"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Sessiz k\u0131sm\u0131 y\u00fcksek sesle s\u00f6yleyece\u011fim. \u00c7o\u011fu hat \u00f6nce yeniden ak\u0131tmay\u0131 su\u00e7lar.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bu geriye d\u00f6n\u00fckt\u00fcr ve g\u00fcnleri bo\u015fa harcar, \u00e7\u00fcnk\u00fc \u201cyetersiz lehim ba\u011flant\u0131lar\u0131\u201d genellikle daha \u00f6nce do\u011far: yaz\u0131c\u0131da (hacim \/ \u015fekil) ve yerle\u015ftirmede (par\u00e7an\u0131n o macunun i\u00e7ine nas\u0131l girdi\u011fi), sonra yeniden ak\u0131\u015f sadece hatay\u0131 \u201ckilitler\u201d.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00dc\u00e7 kelime.&nbsp;<strong>Bask\u0131dan ba\u015fla.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ger\u00e7ek fabrika zeminlerinde g\u00f6rd\u00fc\u011f\u00fcm \u015fey \u015fu: g\u00fczel bir yeniden ak\u0131\u015f profili \u00e7al\u0131\u015ft\u0131rabilir, parlak bir zirveye ula\u015fabilir, her b\u00f6lgeyi kaydedebilir ve yine de levhalar\u0131 lehim a\u00e7l\u0131\u011f\u0131 olan ba\u011flant\u0131larla g\u00f6nderebilirsiniz \u00e7\u00fcnk\u00fc tortular d\u00fc\u015f\u00fckt\u00fc (veya bula\u015fm\u0131\u015f, kurumu\u015f veya tutars\u0131z) ve par\u00e7a, flux \u00e7al\u0131\u015fmaya ba\u015flad\u0131\u011f\u0131nda oturdu\u011funu d\u00fc\u015f\u00fcnd\u00fc\u011f\u00fcn\u00fcz yere asla oturmad\u0131.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">O halde s\u00fcre\u00e7 insanlar\u0131 gibi konu\u015fal\u0131m. Hayalperestler gibi de\u011fil.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Daha geni\u015f bir hata kal\u0131plar\u0131 ve kontrolleri k\u00fct\u00fcphanesi istiyorsan\u0131z&nbsp;<a href=\"https:\/\/pickandplacemachine.com\/process-quality\/\">SMT s\u00fcre\u00e7 ve kalite k\u0131lavuzlar\u0131<\/a>&nbsp;okurken ba\u015fka bir sekmede a\u00e7\u0131n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"what-insufficient-solder-joints-really-means-in-practice\">\u201cYetersiz lehim ba\u011flant\u0131lar\u0131\u201d pratikte ger\u00e7ekten ne anlama gelir?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Eklem \u201ca\u00e7\u201d g\u00f6r\u00fcn\u00fcyor. K\u00fc\u00e7\u00fck fileto. K\u0131smi \u0131slanma. \u0130nce topuk. Siz d\u00fcrt\u00fcnceye ve saya\u00e7 \u00e7\u0131\u011fl\u0131k at\u0131p a\u00e7\u0131l\u0131ncaya kadar neredeyse ba\u011fl\u0131 g\u00f6r\u00fcnen bir mart\u0131 kanad\u0131 ucu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ve \u00e7irkin ger\u00e7ek: bu kusur saklanmay\u0131 sever. I\u015f\u0131k affedici oldu\u011funda AOI bunu g\u00f6zden ka\u00e7\u0131rabilir. Y\u00fck hafif oldu\u011funda fonksiyonel test g\u00f6zden ka\u00e7\u0131rabilir. Daha sonra titre\u015fim, termal d\u00f6ng\u00fc veya m\u00fc\u015fterinin saha ortam\u0131 sizin i\u00e7in son incelemeyi yapar.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hareket eden veya \u0131s\u0131nan herhangi bir \u015fey in\u015fa ediyorsan\u0131z, bunu g\u00f6rmezden gelemezsiniz.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/pickandplacemachine.com\/wp-admin\/post.php?post=3041&amp;action=edit\"><img decoding=\"async\" width=\"960\" height=\"640\" src=\"https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/SMT-Grease3-1.jpg\" alt=\"SMT Gres\" class=\"wp-image-5697\" srcset=\"https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/SMT-Grease3-1.jpg 960w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/SMT-Grease3-1-300x200.jpg 300w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/SMT-Grease3-1-768x512.jpg 768w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/SMT-Grease3-1-18x12.jpg 18w\" sizes=\"(max-width: 960px) 100vw, 960px\" \/><\/a><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"evidence-that-this-isn-t-theoretical\">Bunun teorik olmad\u0131\u011f\u0131n\u0131n kan\u0131t\u0131<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Hat\u0131ralar\u0131 e\u011fitim arac\u0131 olarak kullanmay\u0131 sevmiyorum. Ama d\u00fcr\u00fcstler. Lehim ba\u011flant\u0131lar\u0131 do\u011fru olmad\u0131\u011f\u0131nda neler oldu\u011funu g\u00f6steriyorlar.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>NHTSA, Ekim 2023 tarihli bir B\u00f6l\u00fcm 573 ba\u015fvurusunda, bir Ford F-150 BEV sorununun bir&nbsp;<strong>eksik lehim ba\u011flant\u0131s\u0131<\/strong>&nbsp;elektronik kabin so\u011futma suyu \u0131s\u0131t\u0131c\u0131s\u0131ndaki bir PCBA'ya giden d\u00fc\u015f\u00fck voltajl\u0131 bir konekt\u00f6rde; raporda, ikincil bir d\u00fc\u015f\u00fck hacimli hatt\u0131n hatan\u0131n a\u015fa\u011f\u0131ya do\u011fru ge\u00e7mesine nas\u0131l izin verdi\u011fi bile belirtiliyor. Bu \u201cyeniden ak\u0131\u015f sihri\u201d de\u011fil. Bu s\u00fcre\u00e7 kontrol hatas\u0131d\u0131r.&nbsp;<a href=\"https:\/\/static.nhtsa.gov\/odi\/rcl\/2023\/RCLRPT-23V688-9845.PDF\" target=\"_blank\" rel=\"noopener\">NHTSA B\u00f6l\u00fcm 573 raporu 23V-688<\/a>.<\/li>\n\n\n\n<li>NHTSA, Kas\u0131m 2024 tarihli 573. B\u00f6l\u00fcm dosyas\u0131nda, a\u015fa\u011f\u0131daki \u00f6zelliklerle \u00fcretilen geri g\u00f6r\u00fc\u015f kameral\u0131 PCB'ye sahip Hyundai ara\u00e7lar\u0131n\u0131 tan\u0131mlamaktad\u0131r&nbsp;<strong>yetersiz lehim ba\u011flant\u0131lar\u0131<\/strong>, Kamera ar\u0131zas\u0131 ve FMVSS 111 uyumsuzlu\u011fu riski; neden a\u00e7\u0131klamas\u0131, \u00fcretim s\u0131ras\u0131nda olu\u015fan ve \u00e7al\u0131\u015fma s\u0131cakl\u0131\u011f\u0131 ile ilerleyen \u00e7atlaklara i\u015faret etmektedir.&nbsp;<a href=\"https:\/\/static.nhtsa.gov\/odi\/rcl\/2024\/RCLRPT-24V879-3883.PDF\" target=\"_blank\" rel=\"noopener\">NHTSA B\u00f6l\u00fcm 573 raporu 24V-879<\/a>.<\/li>\n\n\n\n<li>2024 tarihli bir akademik-end\u00fcstri makalesi (herkese a\u00e7\u0131k bir PDF olarak bar\u0131nd\u0131r\u0131l\u0131yor), bir\u00e7ok EMS m\u00fchendisinin zaten bildi\u011fi bir \u015feyi tekrarl\u0131yor: lehim pastas\u0131 bask\u0131s\u0131, bask\u0131 ad\u0131m\u0131n\u0131n lehimleme kusurlar\u0131n\u0131n b\u00fcy\u00fck bir b\u00f6l\u00fcm\u00fcn\u00fc olu\u015fturdu\u011funu ve k\u00f6t\u00fc bask\u0131 sorunlar\u0131n\u0131 gidermek i\u00e7in kaybedilen zaman\u0131n b\u00fcy\u00fck bir b\u00f6l\u00fcm\u00fcn\u00fc olu\u015fturdu\u011funu belirterek, a\u015fa\u011f\u0131 ak\u0131\u015ftaki a\u011fr\u0131n\u0131n b\u00fcy\u00fck bir b\u00f6l\u00fcm\u00fcn\u00fc y\u00f6nlendiriyor.&nbsp;<a href=\"https:\/\/www.researchsquare.com\/article\/rs-4770565\/v1.pdf\" target=\"_blank\" rel=\"noopener\">Vekil tabanl\u0131 SMT s\u00fcre\u00e7 optimizasyonu makalesi (2024 PDF)<\/a>. (<a href=\"https:\/\/www.researchsquare.com\/article\/rs-4770565\/v1.pdf\" target=\"_blank\" rel=\"noopener\">researchsquare.com<\/a>)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u015eimdi pratik olal\u0131m.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"the-paste-side-how-you-accidentally-starve-a-joint\">Macun taraf\u0131: yanl\u0131\u015fl\u0131kla bir eklemi nas\u0131l a\u00e7 b\u0131rak\u0131rs\u0131n\u0131z<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"1-you-printed-less-paste-than-you-think-classic-under-volume-\">1) D\u00fc\u015f\u00fcnd\u00fc\u011f\u00fcn\u00fczden daha az macun bast\u0131n\u0131z (klasik d\u00fc\u015f\u00fck hacim)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Bu s\u0131k\u0131c\u0131 bir su\u00e7lu. Ayr\u0131ca \u00e7o\u011fu hafta kazan\u0131r.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Yayg\u0131n nedenler:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>T\u0131kal\u0131 delikler<\/strong>&nbsp;(oksit, kurumu\u015f flaks, macun ayr\u0131lmas\u0131, k\u00f6t\u00fc silme aral\u0131\u011f\u0131)<\/li>\n\n\n\n<li><strong>K\u00f6t\u00fc conta<\/strong>&nbsp;\u015fablon ve levha aras\u0131nda (\u00e7\u00f6zg\u00fc, zay\u0131f s\u0131k\u0131\u015ft\u0131rma, a\u015f\u0131nm\u0131\u015f \u015fablon, b\u00fck\u00fclm\u00fc\u015f \u00e7er\u00e7eve)<\/li>\n\n\n\n<li><strong>Yanl\u0131\u015f bask\u0131 bas\u0131nc\u0131 \/ h\u0131z\u0131 \/ ay\u0131rma h\u0131z\u0131<\/strong>&nbsp;(macunu yanl\u0131\u015f keserseniz, temiz bir \u015fekilde b\u0131rakmazsan\u0131z, a\u00e7\u0131kl\u0131\u011fa hapsedersiniz)<\/li>\n\n\n\n<li><strong>Yanl\u0131\u015f durumda yap\u0131\u015ft\u0131r\u0131n<\/strong>&nbsp;(\u00e7ok so\u011fuk, \u00e7ok s\u0131cak, \u00e7ok kuru, fazla \u00e7al\u0131\u015f\u0131lm\u0131\u015f, son kullanma tarihi ge\u00e7mi\u015f, tutarl\u0131 bir \u015fekilde yo\u011frulmam\u0131\u015f\/kar\u0131\u015ft\u0131r\u0131lmam\u0131\u015f)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Hen\u00fcz bu e\u011filimde de\u011filseniz, ba\u015flay\u0131n. SPI kullan\u0131n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Donan\u0131m taraf\u0131na ihtiyac\u0131n\u0131z varsa&nbsp;<a href=\"https:\/\/pickandplacemachine.com\/solder-paste-printer\/\">lehim pastas\u0131 yaz\u0131c\u0131lar\u0131<\/a>&nbsp;se\u00e7enekler ve ayarlar felsefesi, \u00e7\u00fcnk\u00fc \u201cayn\u0131 model yaz\u0131c\u0131\u201d kurulum disiplinine ba\u011fl\u0131 olarak \u00e7\u0131lg\u0131nca farkl\u0131 davranabilir.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"2-the-stencil-design-quietly-set-you-up-to-fail\">2) \u015eablon tasar\u0131m\u0131 sizi sessizce ba\u015far\u0131s\u0131zl\u0131\u011fa haz\u0131rlar<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00fchendisler yeniden ak\u0131\u015f b\u00f6lgeleri hakk\u0131nda tart\u0131\u015fmaya bay\u0131l\u0131rlar. Bu arada, \u015fablon sessizce verimi sabote ediyor.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bak:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Alan oran\u0131<\/strong>&nbsp;ince aral\u0131kl\u0131 diyaframlarda \u00e7ok d\u00fc\u015f\u00fck (macun sal\u0131n\u0131m\u0131 dengesizle\u015fir)<\/li>\n\n\n\n<li><strong>Diyafram a\u00e7\u0131kl\u0131\u011f\u0131 azaltmalar\u0131<\/strong>&nbsp;\u00e7ok agresifle\u015fen<\/li>\n\n\n\n<li><strong>Ad\u0131m \u015fablonu<\/strong>&nbsp;biti\u015fik pedler aras\u0131nda e\u015fit olmayan hacim yaratan ge\u00e7i\u015fler<\/li>\n\n\n\n<li><strong>Diyafram duvar kalitesi \/ kaplama<\/strong>&nbsp;transfer verimlili\u011fini azaltan sorunlar<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Kulland\u0131\u011f\u0131m basit bir test: SPI hacim histogramlar\u0131n\u0131 ped t\u00fcr\u00fcne g\u00f6re kar\u015f\u0131la\u015ft\u0131r\u0131n (0402 vs QFP vs QFN \u00e7evre vs termal ped). Yaln\u0131zca bir ped ailesi \u00e7\u00f6kerse, bu \u201cyerle\u015ftirme kaymas\u0131\u201d de\u011fildir. Bu \u015fablon + bask\u0131 fizi\u011fidir.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"3-your-spi-limits-are-feel-good-limits-not-control-limits\">3) SPI limitleriniz \u201ciyi hissettiren\u201d limitlerdir, kontrol limitleri de\u011fil<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Bunu her zaman g\u00f6r\u00fcyorum: SPI program\u0131 sadece karikat\u00fcr gibi k\u00f6t\u00fc bask\u0131lar\u0131 i\u015faretliyor.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Onun yerine bunu yap:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Set&nbsp;<strong>ped-aileye-\u00f6zel<\/strong>&nbsp;s\u0131n\u0131rlar (QFN \u00e7evre pedlerini 0603'lerle bir tutmay\u0131n)<\/li>\n\n\n\n<li>\u0130kisini de kullan\u0131n&nbsp;<strong>hacim ve alan<\/strong>&nbsp;e\u015fikler (geni\u015f bir yayma hacmi ge\u00e7ebilir)<\/li>\n\n\n\n<li>Trend&nbsp;<strong>Cpk<\/strong>&nbsp;en k\u00f6t\u00fc pedlerde, ortalama pedlerde de\u011fil<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Al\u0131\u015fveri\u015f yap\u0131yorsan\u0131z veya incelemeyi ayarl\u0131yorsan\u0131z, \u015fu adrese bak\u0131n&nbsp;<a href=\"https:\/\/pickandplacemachine.com\/smt-inspection-system\/\">SMT denetim sistemleri (SPI\/AOI)<\/a>&nbsp;\u201cba\u015far\u0131l\u0131\/ba\u015far\u0131s\u0131z\u201d merce\u011fiyle de\u011fil, s\u00fcre\u00e7 merce\u011fiyle.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/pickandplacemachine.com\/wp-admin\/post.php?post=3053&amp;action=edit\"><img decoding=\"async\" width=\"960\" height=\"640\" src=\"https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/SMT-Grease2-1.jpg\" alt=\"SMT Gres\" class=\"wp-image-5696\" srcset=\"https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/SMT-Grease2-1.jpg 960w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/SMT-Grease2-1-300x200.jpg 300w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/SMT-Grease2-1-768x512.jpg 768w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/SMT-Grease2-1-18x12.jpg 18w\" sizes=\"(max-width: 960px) 100vw, 960px\" \/><\/a><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"the-placement-side-how-good-enough-placement-creates-solder-starvation\">Yerle\u015ftirme taraf\u0131: \u201cyeterince iyi\u201d yerle\u015ftirme nas\u0131l lehim a\u00e7l\u0131\u011f\u0131 yarat\u0131r?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Yerle\u015ftirme sadece \u201cpar\u00e7ay\u0131 oraya koymakla\u201d kalmaz. Yeniden ak\u0131\u015ftan \u00f6nceki milisaniyeler i\u00e7inde macun birikimini \u015fekillendirir.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"1-placement-force-and-z-height-can-squeeze-paste-away\">1) Yerle\u015ftirme kuvveti ve Z y\u00fcksekli\u011fi macunu s\u0131k\u0131\u015ft\u0131rabilir<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u00c7ok fazla a\u015fa\u011f\u0131 do\u011fru kuvvet veya k\u00f6t\u00fc bir Z referans\u0131 olabilir:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>silecek macunu d\u0131\u015far\u0131<\/strong>&nbsp;kur\u015fun alt\u0131ndan<\/li>\n\n\n\n<li>ince, d\u00fczensiz bir tortu olu\u015fturmak (yukar\u0131dan iyi g\u00f6r\u00fcn\u00fcr, topukta ba\u015far\u0131s\u0131z olur)<\/li>\n\n\n\n<li>bir tarafta mikro \u00e7\u00f6kme veya k\u00f6pr\u00fclemeye neden olurken di\u011fer taraf\u0131 a\u00e7 b\u0131rak\u0131r<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u00c7ok az kuvvet de ayn\u0131 derecede k\u00f6t\u00fc olabilir: kur\u015fun macunla iyi temas etmez, ak\u0131 aktivasyonu d\u00fczensiz hale gelir ve \u0131slanma ge\u00e7 ba\u015flar.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"2-offsets-don-t-need-to-be-huge-to-hurt-you\">2) Ofsetlerin size zarar vermesi i\u00e7in \u00e7ok b\u00fcy\u00fck olmas\u0131 gerekmez<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0130nce hatvede k\u00fc\u00e7\u00fck bir X\/Y ofseti, ucu macun tu\u011flas\u0131n\u0131n \u00fcst\u00fc yerine omzuna kayd\u0131rabilir. Yeniden ak\u0131\u015f s\u0131ras\u0131nda, \u00f6zellikle a\u011f\u0131r par\u00e7alarda veya kar\u0131\u015f\u0131k bak\u0131r dengesine sahip pedlerde y\u00fczey gerilimi sizi her zaman kurtaramaz.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ve evet, yerle\u015ftirme do\u011frulu\u011fu burada \u00f6nemlidir, ancak&nbsp;<strong>tekrarlanabilirlik<\/strong>,&nbsp;<strong>pano deste\u011fi<\/strong>, ve&nbsp;<strong>g\u00fcvene dayali strateji\u0307<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hatt\u0131n\u0131zda prototipler ve hacim kar\u0131\u015f\u0131ksa, bu s\u00fcre\u00e7 disiplininin k\u0131r\u0131ld\u0131\u011f\u0131 yerdir. Kar\u0131\u015f\u0131k hatlar insanlar\u0131n kabul etti\u011finden daha zordur. (\u201cSadece bir \u00fcr\u00fcn daha \u201dn\u0131n istikrarl\u0131 bir hatt\u0131 kaos makinesine d\u00f6n\u00fc\u015ft\u00fcrd\u00fc\u011f\u00fcne \u015fahit oldum). Bu&nbsp;<a href=\"https:\/\/pickandplacemachine.com\/solution\/mixed-smt-lines\/\">karma SMT hat \u00e7\u00f6z\u00fcmleri<\/a>&nbsp;Y\u00fcksek kar\u0131\u015f\u0131ml\u0131 bir ger\u00e7eklikte ya\u015f\u0131yorsan\u0131z, a\u00e7\u0131 d\u00fc\u015f\u00fcnmeye de\u011ferdir.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"3-nozzle-pickup-and-component-condition-can-fake-you-out\">3) Nozul, pikap ve bile\u015fen durumu sizi yan\u0131ltabilir<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Hafif\u00e7e b\u00fck\u00fclm\u00fc\u015f bir kur\u015fun. Nem hassasiyeti yanl\u0131\u015f kullan\u0131lm\u0131\u015f. E\u011frilmi\u015f bile\u015fen g\u00f6vdesi. A\u015f\u0131nm\u0131\u015f nozul ucu. Tutars\u0131z vakum.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bunlardan herhangi biri bile\u015fenin ini\u015f yapmas\u0131na neden olabilir:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>e\u011fim<\/strong><\/li>\n\n\n\n<li><strong>e\u015f d\u00fczlemlilik sorunlar\u0131<\/strong><\/li>\n\n\n\n<li><strong>kur\u015fun macun i\u00e7ine oturtulmam\u0131\u015f<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">O zaman bir u\u00e7ta \u201cyetersiz\u201d, di\u011fer u\u00e7ta \u201ciyi\u201d olur. Rastgele g\u00f6r\u00fcn\u00fcyor. Ama \u00f6yle de\u011fil.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/pickandplacemachine.com\/wp-admin\/post.php?post=3058&amp;action=edit\"><img decoding=\"async\" width=\"960\" height=\"640\" src=\"https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/SMT-Grease1-1.jpg\" alt=\"SMT Gres\" class=\"wp-image-5695\" srcset=\"https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/SMT-Grease1-1.jpg 960w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/SMT-Grease1-1-300x200.jpg 300w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/SMT-Grease1-1-768x512.jpg 768w, https:\/\/pickandplacemachine.com\/wp-content\/uploads\/2026\/02\/SMT-Grease1-1-18x12.jpg 18w\" sizes=\"(max-width: 960px) 100vw, 960px\" \/><\/a><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"a-fast-diagnostic-flow-i-trust-because-it-stops-arguments-\">G\u00fcvendi\u011fim h\u0131zl\u0131 bir te\u015fhis ak\u0131\u015f\u0131 (\u00e7\u00fcnk\u00fc tart\u0131\u015fmalar\u0131 durdurur)<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Konu\u015fmay\u0131 b\u0131rak\u0131n. Kan\u0131tlamaya ba\u015fla.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>SPI verilerini \u00e7ekin<\/strong>&nbsp;ve ayn\u0131 pano\/panel \u00fczerindeki iyi ba\u011flant\u0131larla kar\u015f\u0131la\u015ft\u0131r\u0131n.<\/li>\n\n\n\n<li><strong>Bask\u0131-kart hizalamas\u0131n\u0131 kontrol edin<\/strong>&nbsp;(yap\u0131\u015ft\u0131rma ofseti daha sonra yerle\u015ftirme hatas\u0131 gibi g\u00f6r\u00fcnebilir).<\/li>\n\n\n\n<li><strong>Yerle\u015ftirme kay\u0131tlar\u0131n\u0131 inceleyin<\/strong>: ofsetler, teta, Z, kuvvet (varsa), nozul kimli\u011fi, besleyici \u015feridi.<\/li>\n\n\n\n<li><strong>Kesit veya mikro kesit<\/strong>&nbsp;bir ar\u0131zal\u0131 ba\u011flant\u0131 (tek bir \u00f6rnek bile tart\u0131\u015fmay\u0131 sona erdirebilir).<\/li>\n\n\n\n<li><strong>Yeniden ak\u0131\u015f profili ile yaln\u0131zca<\/strong>&nbsp;hacim\/temas olas\u0131l\u0131\u011f\u0131n\u0131 elediniz.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">K\u0131sa bir c\u00fcmle.&nbsp;<strong>Veri kazan\u0131r.<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"the-fixes-that-actually-move-yield\">Ger\u00e7ekten hareket eden d\u00fczeltmeler verim<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"paste-print-fixes-that-pay-off-first\">\u00d6nce i\u015fe yarayan yap\u0131\u015ft\u0131rma\/bask\u0131 d\u00fczeltmeleri<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u0131k\u0131la\u015ft\u0131r&nbsp;<strong>\u015fablon silme stratejisi<\/strong>&nbsp;(frekans + \u00e7\u00f6z\u00fcc\u00fc + kuru silme zamanlamas\u0131)<\/li>\n\n\n\n<li>Kilitleyin&nbsp;<strong>macun i\u015fleme<\/strong>: \u00e7\u00f6z\u00fclme s\u00fcresi, yo\u011furma s\u00fcresi, a\u00e7ma s\u00fcresi, nem kontrol\u00fc<\/li>\n\n\n\n<li>Tekrar Ziyaret&nbsp;<strong>\u015fablon a\u00e7\u0131kl\u0131klar\u0131<\/strong>&nbsp;en k\u00f6t\u00fc ped ailelerinde (her \u015feyi bir kerede \u201coptimize etmeyin\u201d)<\/li>\n\n\n\n<li>S\u00fcrmek i\u00e7in SPI kullan\u0131n&nbsp;<strong>kapal\u0131 d\u00f6ng\u00fc bask\u0131 ayar\u0131<\/strong>&nbsp;(bas\u0131n\u00e7, h\u0131z, ay\u0131rma, bo\u015fluk)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Bunu kendi i\u00e7inizde tasarlayacak vaktiniz yoksa, \u00fc\u00e7 hafta boyunca tahmin y\u00fcr\u00fctmekle u\u011fra\u015fmaktansa bunu kabul edip yard\u0131m alman\u0131z\u0131 tercih ederim. \u0130\u015fte bu y\u00fczden&nbsp;<a href=\"https:\/\/pickandplacemachine.com\/solution\/turnkey-smt-line-solutions\/\">Anahtar teslim SMT hatt\u0131 \u00e7\u00f6z\u00fcmleri<\/a>&nbsp;hatt\u0131n para kaybetti\u011fi zamanlar i\u00e7indir.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"placement-fixes-that-stop-mystery-starvation\">\u201cGizemli\u201d a\u00e7l\u0131\u011f\u0131 durduran yerle\u015ftirme d\u00fczeltmeleri<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Yeniden kalibre et&nbsp;<strong>Z-y\u00fcksekli\u011fi<\/strong>&nbsp;ve kontroll\u00fc bir test panosu ile do\u011frulay\u0131n<\/li>\n\n\n\n<li>Do\u011frulama&nbsp;<strong>bile\u015fen oturma yeri<\/strong>&nbsp;yeniden ak\u0131\u015ftan \u00f6nce y\u00fcksek b\u00fcy\u00fctme kontrolleri ile<\/li>\n\n\n\n<li>Denetim&nbsp;<strong>nozul a\u015f\u0131nmas\u0131<\/strong>&nbsp;ve vakum stabilitesi (\u015f\u00fcphelileri de\u011fi\u015ftirin, tart\u0131\u015fmay\u0131n)<\/li>\n\n\n\n<li>\u0130yile\u015ftirme&nbsp;<strong>pano deste\u011fi<\/strong>&nbsp;ince ad\u0131ml\u0131 ve b\u00fcy\u00fck par\u00e7alar alt\u0131nda (\u00e7\u00f6zg\u00fc kal\u0131nt\u0131lar\u0131 temas\u0131)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Ve ekibi bunu bir bat\u0131l inan\u00e7 gibi de\u011fil, bir sistem gibi y\u00fcr\u00fctmeleri i\u00e7in e\u011fitin. G\u00fc\u00e7l\u00fc hatlar bunu yapar. Zay\u0131f hatlar bunu yapmaz. Yap\u0131land\u0131r\u0131lm\u0131\u015f i\u015fe al\u0131\u015ft\u0131rmaya ihtiyac\u0131n\u0131z varsa&nbsp;<a href=\"https:\/\/pickandplacemachine.com\/solution\/training-after-sales-support\/\">e\u011fitim ve sat\u0131\u015f sonras\u0131 destek<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"practical-cheat-sheet-table\">Pratik hile sayfas\u0131 tablosu<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>G\u00f6rd\u00fc\u011f\u00fcn\u00fcz belirti<\/th><th>Muhtemel macun\/k\u00f6k nedeni<\/th><th>Muhtemel yerle\u015fim\/k\u00f6k neden<\/th><th>H\u0131zl\u0131 onay<\/th><th>Genellikle i\u015fe yarayan d\u00fczeltme<\/th><\/tr><\/thead><tbody><tr><td>Kur\u015funun bir taraf\u0131nda k\u00fc\u00e7\u00fck fileto<\/td><td>Bu ped ailesinde d\u00fc\u015f\u00fck hacim, diyafram a\u00e7ma sorunlar\u0131<\/td><td>Hafif X\/Y kaymas\u0131, macun kenar\u0131na kur\u015fun ini\u015fi<\/td><td>SPI hacmini\/alan\u0131n\u0131 sol ve sa\u011f pedlerle kar\u015f\u0131la\u015ft\u0131r\u0131n<\/td><td>\u015eablon a\u00e7\u0131kl\u0131\u011f\u0131n\u0131 ayarlama + yerle\u015ftirme ofset s\u0131n\u0131rlar\u0131n\u0131 s\u0131k\u0131la\u015ft\u0131rma<\/td><\/tr><tr><td>Paneller aras\u0131nda ayn\u0131 ayak izi \u00fczerinde rastgele yetersiz<\/td><td>Macun kurumas\u0131, tutars\u0131z silme, nem dalgalanmalar\u0131<\/td><td>Z-y\u00fcksekli\u011fi kaymas\u0131, nozul a\u015f\u0131nmas\u0131, pano destek varyasyonu<\/td><td>Zaman i\u00e7inde SPI e\u011filimi + kontrol nozulu ID korelasyonu<\/td><td>Kontrol macunu kullan\u0131m\u0131 + bak\u0131m kadans\u0131<\/td><\/tr><tr><td>Sadece ince ad\u0131mda yetersiz<\/td><td>Alan oran\u0131 \u00e7ok d\u00fc\u015f\u00fck, k\u00fc\u00e7\u00fck a\u00e7\u0131kl\u0131klar t\u0131kal\u0131<\/td><td>E\u015f d\u00fczlemlilik\/e\u011fiklik, yetersiz oturma<\/td><td>SPI y\u00fcksek varyans + mikroskop \u00f6n yeniden ak\u0131\u015f g\u00f6sterir<\/td><td>\u015eablon yeniden tasar\u0131m\u0131 + Z\/force do\u011frulamas\u0131<\/td><\/tr><tr><td>AOI'de iyi g\u00f6r\u00fcn\u00fcyor, testte ba\u015far\u0131s\u0131z<\/td><td>\u201cKabul edilebilir\u201d ancak d\u00fc\u015f\u00fck macun y\u00fcksekli\u011fi\/\u015fekli<\/td><td>Kur\u015fun tam oturmam\u0131\u015f, hafif e\u011fik<\/td><td>Kesit bir eklem<\/td><td>S\u00fcre\u00e7 s\u0131n\u0131rlar\u0131n\u0131 y\u00fckseltin + oturma\/temas\u0131 iyile\u015ftirin<\/td><\/tr><tr><td>Yeniden ak\u0131\u015f ayarlamalar\u0131ndan sonra \u201chareket etme\u201d sorunu giderildi<\/td><td>K\u00f6k neden yeniden ak\u0131\u015f de\u011fil<\/td><td>K\u00f6k neden yeniden ak\u0131\u015f de\u011fil<\/td><td>SPI + yerle\u015ftirme g\u00fcnl\u00fckleri modeli g\u00f6sterir<\/td><td>Bask\u0131\/yerle\u015ftirme stabil hale gelene kadar yeniden ak\u0131tmaya dokunmay\u0131 durdurun<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"faqs-aeo-optimized-\">SSS (AEO-optimized)<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>S1: Yetersiz lehim ba\u011flant\u0131lar\u0131 nedir?<\/strong>&nbsp;Yetersiz lehim ba\u011flant\u0131lar\u0131, \u00e7ok az lehim hacmi veya zay\u0131f \u0131slatma ile olu\u015fan lehim ba\u011flant\u0131lar\u0131d\u0131r, bu nedenle dolgu a\u00e7 g\u00f6r\u00fcn\u00fcyor ve ba\u011flant\u0131, di\u011fer her \u015fey iyi g\u00f6r\u00fcnse bile titre\u015fim, \u0131s\u0131 d\u00f6ng\u00fcs\u00fc veya test s\u0131ras\u0131nda hafif bir d\u00fcrtme alt\u0131nda a\u00e7\u0131labilir. Bu tan\u0131mdan sonra, anahtar basittir: yeniden ak\u0131\u015fa dokunmadan \u00f6nce hacmin (SPI) veya temas\u0131n (yerle\u015ftirme) a\u00e7l\u0131\u011fa neden olup olmad\u0131\u011f\u0131n\u0131 kan\u0131tlay\u0131n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>S2: Lehim ba\u011flant\u0131lar\u0131nda neden yetersiz lehim pastas\u0131 var?<\/strong>&nbsp;Yetersiz lehim pastas\u0131, \u015fablon bask\u0131 ad\u0131m\u0131 \u00e7ok az pasta hacmi b\u0131rakt\u0131\u011f\u0131nda veya pasta \u015fekli \u00e7\u00f6kt\u00fc\u011f\u00fcnde, genellikle t\u0131kanm\u0131\u015f a\u00e7\u0131kl\u0131klar, zay\u0131f \u015fablon-kart contas\u0131, yanl\u0131\u015f bask\u0131 bas\u0131nc\u0131\/h\u0131z\u0131\/ayr\u0131m\u0131 veya pasta durumu kaymas\u0131 (s\u0131cakl\u0131k, nem, a\u00e7\u0131k kalma s\u00fcresi) nedeniyle meydana gelir. O zaman SPI ya bunu yakalayamaz ya da limitler \u00e7ok gev\u015fektir. \u00d6nce macun kullan\u0131m\u0131n\u0131, silme stratejisini ve tampon aile SPI e\u015fiklerini s\u0131k\u0131la\u015ft\u0131r\u0131n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>S3: SMT'de yetersiz lehim ba\u011flant\u0131lar\u0131n\u0131 nas\u0131l d\u00fczeltirsiniz?<\/strong>&nbsp;Yetersiz lehim ba\u011flant\u0131lar\u0131n\u0131, do\u011fru macun hacmini ve g\u00fcvenilir bile\u015fen temas\u0131n\u0131 geri y\u00fckleyerek d\u00fczeltirsiniz: d\u00fc\u015f\u00fck hacimli pedleri belirlemek i\u00e7in SPI kullan\u0131n, \u015fablon \/ diyafram ve bask\u0131 parametrelerini d\u00fczeltin, ard\u0131ndan yerle\u015ftirme Z-y\u00fcksekli\u011fi \/ kuvveti ve X \/ Y \/ teta tekrarlanabilirli\u011fini do\u011frulay\u0131n, b\u00f6ylece u\u00e7lar veya sonland\u0131rmalar, ba\u011flant\u0131y\u0131 yeniden ak\u0131\u015f kilitlemeden \u00f6nce macuna ger\u00e7ekten oturur. Bundan sonra, k\u00fc\u00e7\u00fck bir DOE (her seferinde bir de\u011fi\u015fken) ile onaylay\u0131n ve kazanan ayarlar\u0131 dondurun.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>S4: Pick-and-place yerle\u015ftirme hassasiyeti yetersiz lehim ba\u011flant\u0131lar\u0131na neden olabilir mi?<\/strong>&nbsp;Pick-and-place yerle\u015ftirme hassasiyeti, k\u00fc\u00e7\u00fck ofsetler, rotasyon hatas\u0131 veya Z-y\u00fcksekli\u011fi\/kuvvet hatalar\u0131 kur\u015funun veya sonland\u0131rman\u0131n macun birikintisine do\u011fru \u015fekilde oturmas\u0131n\u0131 engelledi\u011finde yetersiz lehim ba\u011flant\u0131lar\u0131na neden olabilir, bu da \u0131slatma alan\u0131n\u0131 azalt\u0131r ve yeniden ak\u0131\u015f s\u0131ras\u0131nda filetoyu a\u00e7 b\u0131rak\u0131r. Bu, ayn\u0131 par\u00e7ada yan yana dengesizlik olarak ortaya \u00e7\u0131kar, genellikle \u201ciyi\u201d SPI hacmi ancak zay\u0131f oturma ile. Yerle\u015ftirme kay\u0131tlar\u0131n\u0131, noz\u00fcl durumunu ve par\u00e7an\u0131n alt\u0131ndaki kart deste\u011fini kontrol edin.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>S5: Hangi \u015fablon bask\u0131 sorunlar\u0131 yetersiz lehim gibi lehim ba\u011flant\u0131 hatalar\u0131na yol a\u00e7ar?<\/strong>&nbsp;\u015eablon bask\u0131 sorunlar\u0131, \u00f6zellikle d\u00fc\u015f\u00fck alan oran\u0131 \u00f6zellikleri, agresif a\u00e7\u0131kl\u0131k azaltmalar\u0131, t\u0131kal\u0131 a\u00e7\u0131kl\u0131klar, a\u015f\u0131nm\u0131\u015f \u015fablonlar, k\u00f6t\u00fc contalama veya vardiya s\u0131ras\u0131nda dengesiz macun reolojisi nedeniyle a\u00e7\u0131kl\u0131k sal\u0131n\u0131m\u0131 dengesiz hale geldi\u011finde veya hacim hedefleri d\u00fc\u015ft\u00fc\u011f\u00fcnde yetersiz lehime yol a\u00e7ar. Desen genellikle rastgele de\u011fil, ped ailesine g\u00f6re k\u00fcmelenir. Ayak izi t\u00fcr\u00fcne g\u00f6re SPI histogramlar\u0131n\u0131 kullan\u0131n, ard\u0131ndan transfer verimlili\u011fini stabilize etmek i\u00e7in \u015fablon tasar\u0131m\u0131n\u0131 ve bask\u0131 parametrelerini ayarlay\u0131n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"conclusion\">Sonu\u00e7<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u015eu anda yetersiz lehim ba\u011flant\u0131lar\u0131yla m\u00fccadele ediyorsan\u0131z, yeni bir soruna giden yolda \u201cprofil ince ayar\u201d yapmay\u0131n. SPI istatistiklerini, yerle\u015ftirme kay\u0131tlar\u0131n\u0131 (ofset\/Z\/nozul) ve birka\u00e7 kusur foto\u011fraf\u0131n\u0131 g\u00f6nderin, biz de size kusurun nerede olu\u015ftu\u011funu s\u00f6yleyelim. Buradan ba\u015flay\u0131n:&nbsp;<a href=\"https:\/\/pickandplacemachine.com\/contact\/\">m\u00fchendi\u0307sleri\u0307mi\u0307zle i\u0307leti\u0307\u015fi\u0307me ge\u00e7i\u0307n<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>\u201cYetersiz lehim ba\u011flant\u0131lar\u0131n\u0131n\u201d \u00e7o\u011fu yeniden ak\u0131\u015f gizemi de\u011fildir. Bunlar bir macun hacmi sorunu art\u0131 bir yerle\u015ftirme temas sorunudur ve SPI verileri ve birka\u00e7 hedefli kontrol ile bunu h\u0131zl\u0131 bir \u015fekilde kan\u0131tlayabilirsiniz.<\/p>","protected":false},"author":1,"featured_media":5697,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_gspb_post_css":"","footnotes":""},"categories":[837],"tags":[1069,1016,1072,1070,917,1071],"class_list":["post-5694","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-process-quality","tag-insufficient-solder-joints","tag-pick-and-place-accuracy","tag-reflow-soldering-defects","tag-smt-stencil-issues","tag-solder-paste-printing","tag-spi-solder-paste-inspection"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/pickandplacemachine.com\/tr\/wp-json\/wp\/v2\/posts\/5694","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pickandplacemachine.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pickandplacemachine.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pickandplacemachine.com\/tr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/pickandplacemachine.com\/tr\/wp-json\/wp\/v2\/comments?post=5694"}],"version-history":[{"count":2,"href":"https:\/\/pickandplacemachine.com\/tr\/wp-json\/wp\/v2\/posts\/5694\/revisions"}],"predecessor-version":[{"id":6376,"href":"https:\/\/pickandplacemachine.com\/tr\/wp-json\/wp\/v2\/posts\/5694\/revisions\/6376"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pickandplacemachine.com\/tr\/wp-json\/wp\/v2\/media\/5697"}],"wp:attachment":[{"href":"https:\/\/pickandplacemachine.com\/tr\/wp-json\/wp\/v2\/media?parent=5694"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pickandplacemachine.com\/tr\/wp-json\/wp\/v2\/categories?post=5694"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pickandplacemachine.com\/tr\/wp-json\/wp\/v2\/tags?post=5694"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}