{"id":61773,"date":"2023-04-21T13:39:12","date_gmt":"2023-04-21T18:39:12","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/diy-ultrasonic-horn\/"},"modified":"2025-01-27T06:04:22","modified_gmt":"2025-01-27T11:04:22","slug":"diy-ultrasonic-horn","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/cs\/diy-ultrasonic-horn\/","title":{"rendered":"DIY ultrazvukov\u00e1 houka\u010dka: Konstrukce a pou\u017eit\u00ed"},"content":{"rendered":"<p>Ultrazvukov\u00e9 rohy nach\u00e1zej\u00ed uplatn\u011bn\u00ed v \u0161irok\u00e9 \u0161k\u00e1le aplikac\u00ed, od \u010di\u0161t\u011bn\u00ed p\u0159es ultrazvukov\u00e9 sva\u0159ov\u00e1n\u00ed a\u017e po l\u00e9ka\u0159sk\u00e9 zobrazov\u00e1n\u00ed.  V\u00fdroba vlastn\u00edho ultrazvukov\u00e9ho rohu, a\u010dkoliv se m\u016f\u017ee zd\u00e1t n\u00e1ro\u010dn\u00e1, je s pat\u0159i\u010dn\u00fdm postupem a znalostmi zcela dosa\u017eiteln\u00e1. Tento \u010dl\u00e1nek se zam\u011b\u0159\u00ed na praktick\u00e9 aspekty DIY v\u00fdroby, v\u010detn\u011b v\u00fdb\u011bru materi\u00e1l\u016f, designu a mont\u00e1\u017ee.<\/p>\n<h3>Volba materi\u00e1lu pro ultrazvukov\u00fd roh<\/h3>\n<p>V\u00fdb\u011br materi\u00e1lu pro ultrazvukov\u00fd roh je kl\u00ed\u010dov\u00fd pro jeho efektivitu a \u017eivotnost.  Ide\u00e1ln\u00ed materi\u00e1l by m\u011bl vykazovat vysokou pevnost v tahu, n\u00edzkou akustickou impedanci a n\u00edzkou \u00farove\u0148 ztr\u00e1t. Mezi b\u011b\u017en\u011b pou\u017e\u00edvan\u00e9 materi\u00e1ly pat\u0159\u00ed titan, nerezov\u00e1 ocel a n\u011bkter\u00e9 speci\u00e1ln\u00ed slitiny.  N\u00ed\u017ee je uvedena tabulka srovn\u00e1n\u00ed kl\u00ed\u010dov\u00fdch vlastnost\u00ed:<\/p>\n<table class=\"table table-striped table-bordered\">\n<thead>\n<tr>\n<th>Materi\u00e1l<\/th>\n<th>Pevnost v tahu (MPa)<\/th>\n<th>Akustick\u00e1 impedance (MRayls)<\/th>\n<th>Cena (relativn\u00ed)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Titan<\/td>\n<td>&gt;800<\/td>\n<td>~60<\/td>\n<td>Vysok\u00e1<\/td>\n<\/tr>\n<tr>\n<td>Nerezov\u00e1 ocel<\/td>\n<td>~500<\/td>\n<td>~45<\/td>\n<td>St\u0159edn\u00ed<\/td>\n<\/tr>\n<tr>\n<td>Al slitina<\/td>\n<td>~200-400<\/td>\n<td>~30<\/td>\n<td>N\u00edzk\u00e1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Volba materi\u00e1lu z\u00e1vis\u00ed na po\u017eadovan\u00e9 frekvenci, v\u00fdkonu a rozpo\u010dtu. Pro za\u010d\u00e1te\u010dn\u00edky je nerezov\u00e1 ocel dobrou volbou pro jej\u00ed dostupnost a relativn\u011b snadnou zpracovatelnost.<\/p>\n<h3>Design a v\u00fdpo\u010det rozm\u011br\u016f ultrazvukov\u00e9ho rohu<\/h3>\n<p>Design ultrazvukov\u00e9ho rohu je kritick\u00fd pro jeho funkci.  Tvar rohu ovliv\u0148uje amplitudu vibrac\u00ed na jeho konci, a t\u00edm i efektivitu p\u0159enosu energie.  Nej\u010dast\u011bj\u0161\u00ed typy zahrnuj\u00ed exponenci\u00e1ln\u00ed a line\u00e1rn\u00ed rohy.  V\u00fdpo\u010det optim\u00e1ln\u00edch rozm\u011br\u016f vy\u017eaduje znalost akustick\u00e9 impedance a po\u017eadovan\u00e9 frekvence.  Existuje n\u011bkolik softwarov\u00fdch n\u00e1stroj\u016f a online kalkul\u00e1tor\u016f, kter\u00e9 mohou pomoci s t\u00edmto procesem.  P\u0159esn\u00e9 v\u00fdpo\u010dty jsou nezbytn\u00e9 pro dosa\u017een\u00ed optim\u00e1ln\u00edho v\u00fdkonu.  Zjednodu\u0161en\u00e9 postupy mohou v\u00e9st k neefektivn\u00edmu p\u0159enosu energie a po\u0161kozen\u00ed transduktoru.<\/p>\n<h3>Proces v\u00fdroby<\/h3>\n<p>V\u00fdroba ultrazvukov\u00e9ho rohu z\u00e1vis\u00ed na zvolen\u00e9m materi\u00e1lu a designu. Pro nerezovou ocel je b\u011b\u017en\u00e9 pou\u017eit\u00ed CNC obr\u00e1b\u011bn\u00ed, fr\u00e9zov\u00e1n\u00ed nebo 3D tisku (pro prototypy).  Precizn\u00ed proveden\u00ed je d\u016fle\u017eit\u00e9, aby se zabr\u00e1nilo rezonan\u010dn\u00edm probl\u00e9m\u016fm a po\u0161kozen\u00ed.  Po dokon\u010den\u00ed v\u00fdroby je nutn\u00e9 pe\u010dliv\u011b o\u010distit a vyle\u0161tit povrch rohu, aby se minimalizovaly ztr\u00e1ty energie.<\/p>\n<h3>Mont\u00e1\u017e a testov\u00e1n\u00ed<\/h3>\n<p>Mont\u00e1\u017e ultrazvukov\u00e9ho rohu zahrnuje jeho spojen\u00ed s ultrazvukov\u00fdm transduktorem.  Toto spojen\u00ed mus\u00ed b\u00fdt pevn\u00e9 a co nej\u00fa\u010dinn\u011bj\u0161\u00ed, aby se zabr\u00e1nilo ztr\u00e1t\u011b energie.  V z\u00e1vislosti na pou\u017eit\u00e9m transduktoru (nap\u0159\u00edklad od Beijing Ultrasonic), m\u016f\u017ee b\u00fdt nutn\u00e9 pou\u017e\u00edt speci\u00e1ln\u00ed lepidlo nebo svorky.  Po mont\u00e1\u017ei je nutn\u00e9 prov\u00e9st d\u016fkladn\u00e9 testov\u00e1n\u00ed, aby se ov\u011b\u0159ila funk\u010dnost a efektivita rohu.  To zahrnuje m\u011b\u0159en\u00ed amplitudy vibrac\u00ed a kontrolu p\u0159\u00edpadn\u00fdch rezonan\u010dn\u00edch frekvenc\u00ed.<\/p>\n<p>Z\u00e1v\u011brem, v\u00fdroba vlastn\u00edho ultrazvukov\u00e9ho rohu je n\u00e1ro\u010dn\u00fd, ale uskute\u010dniteln\u00fd projekt.  Pe\u010dliv\u00fd v\u00fdb\u011br materi\u00e1lu, p\u0159esn\u00fd design a precizn\u00ed proveden\u00ed jsou kl\u00ed\u010dov\u00e9 pro dosa\u017een\u00ed optim\u00e1ln\u00edch v\u00fdsledk\u016f.  S pat\u0159i\u010dn\u00fdmi znalostmi a n\u00e1stroji je mo\u017en\u00e9 vytvo\u0159it funk\u010dn\u00ed ultrazvukov\u00fd roh pro r\u016fzn\u00e9 aplikace.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ultrazvukov\u00e9 rohy nach\u00e1zej\u00ed uplatn\u011bn\u00ed v \u0161irok\u00e9 \u0161k\u00e1le aplikac\u00ed, od \u010di\u0161t\u011bn\u00ed p\u0159es ultrazvukov\u00e9 sva\u0159ov\u00e1n\u00ed a\u017e po l\u00e9ka\u0159sk\u00e9 zobrazov\u00e1n\u00ed. V\u00fdroba vlastn\u00edho ultrazvukov\u00e9ho rohu, a\u010dkoliv se m\u016f\u017ee zd\u00e1t n\u00e1ro\u010dn\u00e1, je s pat\u0159i\u010dn\u00fdm postupem a znalostmi zcela dosa\u017eiteln\u00e1. Tento \u010dl\u00e1nek se zam\u011b\u0159\u00ed na praktick\u00e9 aspekty DIY v\u00fdroby, v\u010detn\u011b v\u00fdb\u011bru materi\u00e1l\u016f, designu a mont\u00e1\u017ee. Volba materi\u00e1lu pro ultrazvukov\u00fd roh V\u00fdb\u011br<\/p>\n","protected":false},"author":1,"featured_media":24643,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6415],"tags":[],"class_list":["post-61773","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\/61773","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=61773"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/posts\/61773\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media\/24643"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media?parent=61773"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/categories?post=61773"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/tags?post=61773"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}