{"id":63426,"date":"2022-06-15T07:50:19","date_gmt":"2022-06-15T12:50:19","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/what-is-the-process-of-cutting-up-a-sheetofpiezoceramic-into-desirable-sizes\/"},"modified":"2025-01-27T06:17:37","modified_gmt":"2025-01-27T11:17:37","slug":"what-is-the-process-of-cutting-up-a-sheetofpiezoceramic-into-desirable-sizes","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/cs\/what-is-the-process-of-cutting-up-a-sheetofpiezoceramic-into-desirable-sizes\/","title":{"rendered":"\u0158ez\u00e1n\u00ed piezoelektrick\u00fdch materi\u00e1l\u016f na m\u00edru"},"content":{"rendered":"<p>Piezokrystalick\u00e9 materi\u00e1ly, d\u00edky sv\u00fdm unik\u00e1tn\u00edm piezoelektrick\u00fdm vlastnostem, nach\u00e1zej\u00ed \u0161irok\u00e9 uplatn\u011bn\u00ed v nejr\u016fzn\u011bj\u0161\u00edch oborech, od ultrazvukov\u00e9 techniky a\u017e po p\u0159esn\u00e9 polohovac\u00ed syst\u00e9my.  Zpracov\u00e1n\u00ed t\u011bchto materi\u00e1l\u016f, a zejm\u00e9na jejich d\u011blen\u00ed na po\u017eadovan\u00e9 rozm\u011bry, vy\u017eaduje specifick\u00e9 postupy, kter\u00e9 zohled\u0148uj\u00ed jejich k\u0159ehkost a citlivost na mechanick\u00e9 nam\u00e1h\u00e1n\u00ed.  Tento \u010dl\u00e1nek se podrobn\u011bji zam\u011b\u0159\u00ed na proces \u0159ez\u00e1n\u00ed piezokrystalick\u00fdch pl\u00e1t\u016f na po\u017eadovan\u00e9 rozm\u011bry.<\/p>\n<h3>P\u0159\u00edprava materi\u00e1lu a vybaven\u00ed<\/h3>\n<p>P\u0159ed samotn\u00fdm \u0159ez\u00e1n\u00edm je nezbytn\u00e9 pe\u010dliv\u011b p\u0159ipravit piezokrystalick\u00fd pl\u00e1t.  To zahrnuje jeho d\u016fkladn\u00e9 o\u010di\u0161t\u011bn\u00ed od ne\u010distot a ochrannou vrstvu, kter\u00e1 by mohla interferovat s procesem \u0159ez\u00e1n\u00ed.  D\u00e1le je nutn\u00e9 zvolit vhodn\u00e9 n\u00e1stroje a vybaven\u00ed.  K dispozici je n\u011bkolik metod, z nich\u017e ka\u017ed\u00e1 m\u00e1 sv\u00e9 v\u00fdhody a nev\u00fdhody.  Mezi nej\u010dast\u011bji pou\u017e\u00edvan\u00e9 metody pat\u0159\u00ed diamantov\u00e9 \u0159ez\u00e1n\u00ed, laserov\u00e9 \u0159ez\u00e1n\u00ed a elektroerozivn\u00ed obr\u00e1b\u011bn\u00ed. Volba metody z\u00e1vis\u00ed na po\u017eadovan\u00e9 p\u0159esnosti, tvaru a velikosti \u0159ezu, ale i na tlou\u0161\u0165ce materi\u00e1lu.<\/p>\n<h3>Diamantov\u00e9 \u0159ez\u00e1n\u00ed<\/h3>\n<p>Tato metoda vyu\u017e\u00edv\u00e1 diamantov\u00fd kotou\u010d, jeho\u017e extr\u00e9mn\u00ed tvrdost umo\u017e\u0148uje p\u0159esn\u00e9 \u0159ez\u00e1n\u00ed k\u0159ehk\u00fdch piezokrystalick\u00fdch materi\u00e1l\u016f.  Rychlost \u0159ez\u00e1n\u00ed je pom\u011brn\u011b n\u00edzk\u00e1, ale dosa\u017een\u00e1 p\u0159esnost je vysok\u00e1.  Je d\u016fle\u017eit\u00e9 udr\u017eovat konstantn\u00ed rychlost \u0159ez\u00e1n\u00ed a chlazen\u00ed, aby se minimalizovalo riziko po\u0161kozen\u00ed materi\u00e1lu.  Kvalita diamantov\u00e9ho kotou\u010de m\u00e1 z\u00e1sadn\u00ed vliv na kvalitu \u0159ezu.<\/p>\n<h3>Laserov\u00e9 \u0159ez\u00e1n\u00ed<\/h3>\n<p>Laserov\u00e9 \u0159ez\u00e1n\u00ed nab\u00edz\u00ed vysokou p\u0159esnost a flexibilitu tvar\u016f.  Pou\u017e\u00edv\u00e1 se zejm\u00e9na pro slo\u017eit\u011bj\u0161\u00ed \u0159ezy a jemn\u00e9 detaily.  Intenzita laseru a rychlost \u0159ez\u00e1n\u00ed mus\u00ed b\u00fdt pe\u010dliv\u011b nastaveny tak, aby se zabr\u00e1nilo prask\u00e1n\u00ed nebo po\u0161kozen\u00ed materi\u00e1lu.  Nev\u00fdhodou m\u016f\u017ee b\u00fdt vy\u0161\u0161\u00ed cena oproti diamantov\u00e9mu \u0159ez\u00e1n\u00ed.<\/p>\n<h3>Elektroerozivn\u00ed obr\u00e1b\u011bn\u00ed (EDM)<\/h3>\n<p>EDM je metoda, kter\u00e1 vyu\u017e\u00edv\u00e1 elektrick\u00fdch v\u00fdboj\u016f k odstra\u0148ov\u00e1n\u00ed materi\u00e1lu.  Je vhodn\u00e1 pro slo\u017eit\u00e9 tvary a velk\u00e9 s\u00e9rie.  P\u0159esnost je vysok\u00e1, ale rychlost \u0159ez\u00e1n\u00ed je pom\u011brn\u011b n\u00edzk\u00e1.  Tato metoda generuje abrazivn\u00ed \u010d\u00e1stice, kter\u00e9 je nutn\u00e9 odstranit po dokon\u010den\u00ed procesu.<\/p>\n<h3>Porovn\u00e1n\u00ed metod \u0159ez\u00e1n\u00ed<\/h3>\n<table class=\"table table-striped table-bordered\">\n<thead>\n<tr>\n<th>Metoda<\/th>\n<th>P\u0159esnost<\/th>\n<th>Rychlost<\/th>\n<th>Cena<\/th>\n<th>Vhodnost pro slo\u017eit\u00e9 tvary<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Diamantov\u00e9 \u0159ez\u00e1n\u00ed<\/td>\n<td>Vysok\u00e1<\/td>\n<td>N\u00edzk\u00e1<\/td>\n<td>St\u0159edn\u00ed<\/td>\n<td>N\u00edzk\u00e1<\/td>\n<\/tr>\n<tr>\n<td>Laserov\u00e9 \u0159ez\u00e1n\u00ed<\/td>\n<td>Vysok\u00e1<\/td>\n<td>St\u0159edn\u00ed<\/td>\n<td>Vysok\u00e1<\/td>\n<td>Vysok\u00e1<\/td>\n<\/tr>\n<tr>\n<td>EDM<\/td>\n<td>Vysok\u00e1<\/td>\n<td>N\u00edzk\u00e1<\/td>\n<td>Vysok\u00e1<\/td>\n<td>Vysok\u00e1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Po dokon\u010den\u00ed \u0159ez\u00e1n\u00ed<\/h3>\n<p>Po dokon\u010den\u00ed \u0159ez\u00e1n\u00ed je nutn\u00e9 pe\u010dliv\u011b odstranit ve\u0161ker\u00e9 zbytky materi\u00e1lu a p\u0159\u00edpadn\u00e9 ne\u010distoty.  D\u016fle\u017eit\u00e9 je rovn\u011b\u017e zkontrolovat kvalitu \u0159ezu a v p\u0159\u00edpad\u011b pot\u0159eby prov\u00e9st fin\u00e1ln\u00ed \u00fapravu.  Spr\u00e1vn\u00e1 manipulace s piezokrystalick\u00fdmi materi\u00e1ly je kl\u00ed\u010dov\u00e1 k minimalizaci rizika po\u0161kozen\u00ed.  Opatrn\u00e9 zach\u00e1zen\u00ed a vhodn\u00e9 skladov\u00e1n\u00ed jsou nezbytn\u00e9 pro uchov\u00e1n\u00ed jejich vlastnost\u00ed.<\/p>\n<p>Piezokrystalick\u00e9 materi\u00e1ly jsou citliv\u00e9 na mechanick\u00e9 nam\u00e1h\u00e1n\u00ed a teplotn\u00ed \u0161oky.  Spr\u00e1vn\u00fd v\u00fdb\u011br metody \u0159ez\u00e1n\u00ed a dodr\u017eov\u00e1n\u00ed v\u0161ech bezpe\u010dnostn\u00edch opat\u0159en\u00ed je nezbytn\u00fd pro dosa\u017een\u00ed po\u017eadovan\u00e9 kvality a p\u0159esnosti.  Pou\u017eit\u00ed vhodn\u00e9ho chlazen\u00ed b\u011bhem procesu \u0159ez\u00e1n\u00ed je d\u016fle\u017eit\u00e9 pro minimalizaci rizika po\u0161kozen\u00ed materi\u00e1lu a prodlou\u017een\u00ed \u017eivotnosti n\u00e1stroj\u016f.  D\u016fkladn\u00e1 p\u0159\u00edprava a p\u0159esn\u00e9 proveden\u00ed v\u0161ech krok\u016f jsou kl\u00ed\u010dov\u00e9 pro \u00fasp\u011b\u0161n\u00e9 zpracov\u00e1n\u00ed t\u011bchto vysoce specializovan\u00fdch materi\u00e1l\u016f.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Piezokrystalick\u00e9 materi\u00e1ly, d\u00edky sv\u00fdm unik\u00e1tn\u00edm piezoelektrick\u00fdm vlastnostem, nach\u00e1zej\u00ed \u0161irok\u00e9 uplatn\u011bn\u00ed v nejr\u016fzn\u011bj\u0161\u00edch oborech, od ultrazvukov\u00e9 techniky a\u017e po p\u0159esn\u00e9 polohovac\u00ed syst\u00e9my. Zpracov\u00e1n\u00ed t\u011bchto materi\u00e1l\u016f, a zejm\u00e9na jejich d\u011blen\u00ed na po\u017eadovan\u00e9 rozm\u011bry, vy\u017eaduje specifick\u00e9 postupy, kter\u00e9 zohled\u0148uj\u00ed jejich k\u0159ehkost a citlivost na mechanick\u00e9 nam\u00e1h\u00e1n\u00ed. Tento \u010dl\u00e1nek se podrobn\u011bji zam\u011b\u0159\u00ed na proces \u0159ez\u00e1n\u00ed piezokrystalick\u00fdch pl\u00e1t\u016f na po\u017eadovan\u00e9<\/p>\n","protected":false},"author":1,"featured_media":5008,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6415],"tags":[],"class_list":["post-63426","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\/63426","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=63426"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/posts\/63426\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media\/5008"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media?parent=63426"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/categories?post=63426"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/tags?post=63426"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}