{"id":58857,"date":"2023-04-22T00:41:42","date_gmt":"2023-04-22T05:41:42","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/how-to-solder-a-piezo\/"},"modified":"2025-01-27T06:12:18","modified_gmt":"2025-01-27T11:12:18","slug":"how-to-solder-a-piezo","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/cs\/how-to-solder-a-piezo\/","title":{"rendered":"P\u00e1jen\u00ed piezoelektrick\u00fdch element\u016f: Kompletn\u00ed pr\u016fvodce"},"content":{"rendered":"<p>P\u00e1jen\u00ed piezoelektrick\u00fdch element\u016f m\u016f\u017ee na prvn\u00ed pohled vypadat jako n\u00e1ro\u010dn\u00fd \u00fakol, ale s trochou trp\u011blivosti a spr\u00e1vn\u00fdm postupem se stane rutinn\u00ed z\u00e1le\u017eitost\u00ed.  Tento \u010dl\u00e1nek podrobn\u011b popisuje, jak spr\u00e1vn\u011b p\u0159ip\u00e1jet piezo element, a to i s ohledem na specifick\u00e9 vlastnosti t\u011bchto komponent.<\/p>\n<h3>P\u0159\u00edprava na p\u00e1jen\u00ed<\/h3>\n<p>P\u0159ed samotn\u00fdm p\u00e1jen\u00edm je nezbytn\u00e9 se d\u016fkladn\u011b p\u0159ipravit.  To zahrnuje nejen v\u00fdb\u011br spr\u00e1vn\u00e9ho vybaven\u00ed, ale i pe\u010dlivou kontrolu piezo elementu a p\u0159ipraven\u00ed plo\u0161n\u00e9ho spoje.  Nejd\u0159\u00edve si p\u0159ipravte p\u00e1je\u010dku s tenkou \u0161pi\u010dkou (ide\u00e1ln\u011b 25W-40W), p\u00e1jku s n\u00edzk\u00fdm obsahem olova (bezolejov\u00e1 p\u00e1jka je preferovan\u00e1), \u010dist\u00fd sp\u00e1jec\u00ed kalafun a vhodn\u00fd dr\u017e\u00e1k piezo elementu, kter\u00fd zabr\u00e1n\u00ed jeho po\u0161kozen\u00ed teplem.  D\u016fle\u017eit\u00e9 je tak\u00e9 m\u00edt k dispozici \u010dist\u00fd a such\u00fd pracovn\u00ed prostor.  P\u0159ed p\u00e1jen\u00edm d\u016fkladn\u011b o\u010dist\u011bte plo\u0161ky na piezo elementu a na plo\u0161n\u00e9m spoji od p\u0159\u00edpadn\u00fdch ne\u010distot a oxidace.  K tomu m\u016f\u017eete pou\u017e\u00edt alkohol a vatov\u00e9 ty\u010dinky.<\/p>\n<h3>V\u00fdb\u011br spr\u00e1vn\u00e9 p\u00e1jky a technika p\u00e1jen\u00ed<\/h3>\n<p>Pou\u017eit\u00ed spr\u00e1vn\u00e9 p\u00e1jky je kl\u00ed\u010dov\u00e9 pro kvalitn\u00ed spoj.  P\u00e1jka s p\u0159\u00edli\u0161 vysok\u00fdm obsahem olova m\u016f\u017ee po\u0161kodit piezo element.  Doporu\u010duje se p\u00e1jka s n\u00edzk\u00fdm obsahem olova nebo bezolejov\u00e1 p\u00e1jka.  Je d\u016fle\u017eit\u00e9 p\u00e1jet rychle a s minim\u00e1ln\u00edm mno\u017estv\u00edm tepla, abyste se vyhnuli po\u0161kozen\u00ed piezo elementu.  Pou\u017e\u00edvejte jen mal\u00e9 mno\u017estv\u00ed p\u00e1jky a nechte ji voln\u011b st\u00e9kat do spoje.  P\u0159ebyte\u010dnou p\u00e1jku je nutn\u00e9 odstranit.<\/p>\n<h3>Druhy piezo element\u016f a jejich p\u00e1jen\u00ed<\/h3>\n<p>Existuj\u00ed r\u016fzn\u00e9 typy piezo element\u016f, li\u0161\u00edc\u00ed se tvarem, velikost\u00ed a vlastnostmi.  To ovliv\u0148uje i techniku p\u00e1jen\u00ed.  N\u011bkter\u00e9 piezo elementy maj\u00ed tenk\u00e9 a k\u0159ehk\u00e9 v\u00fdvody, kter\u00e9 se snadno po\u0161kod\u00ed.  V takov\u00fdch p\u0159\u00edpadech je d\u016fle\u017eit\u00e9 pou\u017e\u00edt vhodn\u00e9 dr\u017e\u00e1ky a p\u00e1jet velmi opatrn\u011b.  Tabulka n\u00ed\u017ee ukazuje n\u011bkolik typick\u00fdch typ\u016f a jejich specifick\u00e9 po\u017eadavky na p\u00e1jen\u00ed:<\/p>\n<table class=\"table table-striped table-bordered\">\n<thead>\n<tr>\n<th>Typ piezo elementu<\/th>\n<th>Doporu\u010den\u00e1 teplota p\u00e1jen\u00ed (\u00b0C)<\/th>\n<th>Doba p\u00e1jen\u00ed (s)<\/th>\n<th>Pozn\u00e1mky<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Diskov\u00fd<\/td>\n<td>220-250<\/td>\n<td>2-3<\/td>\n<td>Opatrn\u011b s v\u00fdvody<\/td>\n<\/tr>\n<tr>\n<td>Tubul\u00e1rn\u00ed<\/td>\n<td>200-230<\/td>\n<td>3-5<\/td>\n<td>Pou\u017e\u00edt dr\u017e\u00e1k<\/td>\n<\/tr>\n<tr>\n<td>Plo\u0161n\u00fd<\/td>\n<td>200-230<\/td>\n<td>2-3<\/td>\n<td>D\u016fkladn\u011b o\u010distit plo\u0161ky<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Odstran\u011bn\u00ed p\u0159ebyte\u010dn\u00e9 p\u00e1jky<\/h3>\n<p>Po dokon\u010den\u00ed p\u00e1jen\u00ed je nezbytn\u00e9 odstranit jakoukoli p\u0159ebyte\u010dnou p\u00e1jku.  K tomu m\u016f\u017eete pou\u017e\u00edt ods\u00e1va\u010dku p\u00e1jky nebo pletenou p\u00e1jku.  Je d\u016fle\u017eit\u00e9 odstranit ve\u0161kerou p\u0159ebyte\u010dnou p\u00e1jku, aby nedo\u0161lo k zkrat\u016fm nebo po\u0161kozen\u00ed sou\u010d\u00e1stek.<\/p>\n<h3>Testov\u00e1n\u00ed a kontrola<\/h3>\n<p>Po dokon\u010den\u00ed p\u00e1jen\u00ed je nutn\u00e9 piezo element d\u016fkladn\u011b otestovat.  To zahrnuje kontrolu spoje z hlediska pevnosti a kontinuity.  Je tak\u00e9 d\u016fle\u017eit\u00e9 ov\u011b\u0159it funk\u010dnost piezo elementu.  V p\u0159\u00edpad\u011b pot\u0159eby je mo\u017en\u00e9 prov\u00e9st m\u011b\u0159en\u00ed pomoc\u00ed multimetru.<\/p>\n<p>Z\u00e1v\u011brem lze \u0159\u00edci, \u017ee p\u00e1jen\u00ed piezo element\u016f nen\u00ed nijak zvl\u00e1\u0161\u0165 n\u00e1ro\u010dn\u00e9, ale vy\u017eaduje preciznost a opatrnost.  Spr\u00e1vn\u00fd postup a pou\u017eit\u00ed vhodn\u00e9ho materi\u00e1lu a vybaven\u00ed zaru\u010d\u00ed kvalitn\u00ed a funk\u010dn\u00ed spoj, a zabr\u00e1n\u00ed po\u0161kozen\u00ed k\u0159ehk\u00e9ho piezo elementu.  Dodr\u017eov\u00e1n\u00ed uveden\u00fdch krok\u016f a doporu\u010den\u00ed v\u00e1m pom\u016f\u017ee dos\u00e1hnout spolehliv\u00e9ho v\u00fdsledku.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>P\u00e1jen\u00ed piezoelektrick\u00fdch element\u016f m\u016f\u017ee na prvn\u00ed pohled vypadat jako n\u00e1ro\u010dn\u00fd \u00fakol, ale s trochou trp\u011blivosti a spr\u00e1vn\u00fdm postupem se stane rutinn\u00ed z\u00e1le\u017eitost\u00ed. Tento \u010dl\u00e1nek podrobn\u011b popisuje, jak spr\u00e1vn\u011b p\u0159ip\u00e1jet piezo element, a to i s ohledem na specifick\u00e9 vlastnosti t\u011bchto komponent. P\u0159\u00edprava na p\u00e1jen\u00ed P\u0159ed samotn\u00fdm p\u00e1jen\u00edm je nezbytn\u00e9 se d\u016fkladn\u011b p\u0159ipravit. To zahrnuje nejen<\/p>\n","protected":false},"author":1,"featured_media":26465,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6415],"tags":[],"class_list":["post-58857","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","prodpage-classic"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/posts\/58857","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/comments?post=58857"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/posts\/58857\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media\/26465"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media?parent=58857"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/categories?post=58857"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/tags?post=58857"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}