{"id":62676,"date":"2022-10-11T14:41:40","date_gmt":"2022-10-11T19:41:40","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/what-is-the-process-of-bonding-wires-to-piezoceramic-surface\/"},"modified":"2025-01-27T06:17:37","modified_gmt":"2025-01-27T11:17:37","slug":"what-is-the-process-of-bonding-wires-to-piezoceramic-surface","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/cs\/what-is-the-process-of-bonding-wires-to-piezoceramic-surface\/","title":{"rendered":"P\u00e1jen\u00ed dr\u00e1tk\u016f na piezoelektrick\u00fd povrch: postup"},"content":{"rendered":"

Piezokeramick\u00e9 materi\u00e1ly nach\u00e1zej\u00ed \u0161irok\u00e9 uplatn\u011bn\u00ed v r\u016fzn\u00fdch oborech, od senzor\u016f a aktu\u00e1tor\u016f a\u017e po l\u00e9ka\u0159sk\u00e9 zobrazovac\u00ed techniky. Pro jejich funk\u010dnost je nezbytn\u00e9 spojen\u00ed s extern\u00edmi obvody, a to prost\u0159ednictv\u00edm procesu sva\u0159ov\u00e1n\u00ed tenk\u00fdch dr\u00e1tk\u016f, tzv. bondingov\u00fdch dr\u00e1tk\u016f, na jejich povrch. Tento proces je kritick\u00fd pro spolehlivost cel\u00e9ho za\u0159\u00edzen\u00ed a vy\u017eaduje precizn\u00ed technologii a pe\u010dlivou kontrolu parametr\u016f.<\/p>\n

P\u0159\u00edprava povrchu piezokeramiky<\/h3>\n

P\u0159ed samotn\u00fdm procesem sva\u0159ov\u00e1n\u00ed je nezbytn\u00e9 pe\u010dliv\u011b p\u0159ipravit povrch piezokeramick\u00e9ho substr\u00e1tu. To zahrnuje d\u016fkladn\u00e9 \u010di\u0161t\u011bn\u00ed, aby se odstranily ne\u010distoty, oleje a dal\u0161\u00ed kontaminanty, kter\u00e9 by mohly negativn\u011b ovlivnit kvalitu spoje. \u010ci\u0161t\u011bn\u00ed se obvykle prov\u00e1d\u00ed pomoc\u00ed ultrazvukov\u00e9 l\u00e1zn\u011b s vhodn\u00fdm \u010distic\u00edm roztokem, nap\u0159\u00edklad isopropylalkoholem. Pot\u00e9 m\u016f\u017ee n\u00e1sledovat proces le\u0161t\u011bn\u00ed, pokud je po\u017eadov\u00e1na vy\u0161\u0161\u00ed p\u0159esnost a hladkost povrchu. Kvalita p\u0159\u00edpravy povrchu je kl\u00ed\u010dov\u00e1 pro dosa\u017een\u00ed siln\u00e9ho a spolehliv\u00e9ho spojen\u00ed.<\/p>\n

V\u00fdb\u011br bondingov\u00fdch dr\u00e1tk\u016f<\/h3>\n

V\u00fdb\u011br vhodn\u00e9ho typu bondingov\u00e9ho dr\u00e1tku je z\u00e1sadn\u00ed pro \u00fasp\u011b\u0161n\u00e9 sva\u0159ov\u00e1n\u00ed. Parametry jako materi\u00e1l, pr\u016fm\u011br a tvar dr\u00e1tku z\u00e1vis\u00ed na specifick\u00fdch po\u017eadavc\u00edch aplikace a vlastnostech piezokeramiky. B\u011b\u017en\u011b se pou\u017e\u00edvaj\u00ed zlat\u00e9 dr\u00e1tky pro jejich vynikaj\u00edc\u00ed vodivost a odolnost proti korozi. Volba pr\u016fm\u011bru dr\u00e1tku z\u00e1vis\u00ed na po\u017eadovan\u00e9 nosnosti a hustot\u011b proudu.<\/p>\n\n\n\n\n\n\n\n
Materi\u00e1l dr\u00e1tku<\/th>\nPr\u016fm\u011br (\u00b5m)<\/th>\nV\u00fdhody<\/th>\nNev\u00fdhody<\/th>\n<\/tr>\n<\/thead>\n
Zlato (Au)<\/td>\n20-50<\/td>\nVynikaj\u00edc\u00ed vodivost, odolnost proti korozi<\/td>\nVy\u0161\u0161\u00ed cena<\/td>\n<\/tr>\n
St\u0159\u00edbro (Ag)<\/td>\n25-75<\/td>\nDobr\u00e1 vodivost, ni\u017e\u0161\u00ed cena<\/td>\nN\u00e1chyln\u011bj\u0161\u00ed ke korozi<\/td>\n<\/tr>\n
Aluminuim (Al)<\/td>\n50-100<\/td>\nLehk\u00e9, n\u00edzk\u00e1 cena<\/td>\nNi\u017e\u0161\u00ed vodivost<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Metody sva\u0159ov\u00e1n\u00ed bondingov\u00fdch dr\u00e1tk\u016f<\/h3>\n

Existuje n\u011bkolik metod sva\u0159ov\u00e1n\u00ed bondingov\u00fdch dr\u00e1tk\u016f na piezokeramiku. Mezi nejroz\u0161\u00ed\u0159en\u011bj\u0161\u00ed pat\u0159\u00ed:<\/p>\n

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  • \n

    Termick\u00e9 sva\u0159ov\u00e1n\u00ed (thermocompression bonding):<\/strong> Tato metoda vyu\u017e\u00edv\u00e1 kombinace tlaku a tepla k vytvo\u0159en\u00ed spoje mezi dr\u00e1tkem a piezokeramikou. Teplota a tlak se pe\u010dliv\u011b reguluj\u00ed, aby se zabr\u00e1nilo po\u0161kozen\u00ed piezokeramiky.<\/p>\n<\/li>\n

  • \n

    Ultrazvukov\u00e9 sva\u0159ov\u00e1n\u00ed:<\/strong> Tato metoda vyu\u017e\u00edv\u00e1 ultrazvukov\u00e9 vibrace k vytvo\u0159en\u00ed spoje. Ultrazvukov\u00e9 sva\u0159ov\u00e1n\u00ed umo\u017e\u0148uje sva\u0159ov\u00e1n\u00ed tenk\u00fdch dr\u00e1tk\u016f na mal\u00fdch ploch\u00e1ch s vysokou p\u0159esnost\u00ed. V tomto p\u0159\u00edpad\u011b je kvalita spoje z\u00e1visl\u00e1 na p\u0159esn\u00e9 frekvenci a amplitud\u011b ultrazvukov\u00fdch vibrac\u00ed. P\u0159\u00edstroje od firmy Beijing Ultrasonic se \u010dasto vyu\u017e\u00edvaj\u00ed pro tuto metodu.<\/p>\n<\/li>\n

  • \n

    Laserov\u00e9 sva\u0159ov\u00e1n\u00ed:<\/strong> Tato metoda vyu\u017e\u00edv\u00e1 laserov\u00fd paprsek k taven\u00ed dr\u00e1tku a vytvo\u0159en\u00ed spojen\u00ed s piezokeramikou. Laserov\u00e9 sva\u0159ov\u00e1n\u00ed umo\u017e\u0148uje velmi p\u0159esn\u00e9 a miniaturizovan\u00e9 spoje, ale vy\u017eaduje specializovan\u00e9 vybaven\u00ed.<\/p>\n<\/li>\n<\/ul>\n

    Kontrola kvality spoje<\/h3>\n

    Po dokon\u010den\u00ed sva\u0159ov\u00e1n\u00ed je nezbytn\u00e1 kontrola kvality spoje. To se prov\u00e1d\u00ed vizu\u00e1ln\u00ed kontrolou a m\u011b\u0159en\u00edm elektrick\u00e9ho odporu. Vizu\u00e1ln\u00ed kontrola odhaluje p\u0159\u00edpadn\u00e9 defekty, jako jsou praskliny nebo mezery v spoji. M\u011b\u0159en\u00ed elektrick\u00e9ho odporu ov\u011b\u0159uje kvalitu vodivosti spoje. N\u00edzk\u00e9 hodnoty odporu ukazuj\u00ed na dobr\u00fd kontakt.<\/p>\n

    Z\u00e1v\u011br<\/h3>\n

    Sva\u0159ov\u00e1n\u00ed bondingov\u00fdch dr\u00e1tk\u016f na piezokeramiku je komplexn\u00ed proces vy\u017eaduj\u00edc\u00ed pe\u010dlivou p\u0159\u00edpravu a precizn\u00ed technologii. V\u00fdb\u011br vhodn\u00e9 metody sva\u0159ov\u00e1n\u00ed a dodr\u017een\u00ed spr\u00e1vn\u00fdch parametr\u016f je z\u00e1sadn\u00ed pro dosa\u017een\u00ed spolehliv\u00e9ho a funk\u010dn\u00edho spojen\u00ed. D\u016fkladn\u00e1 kontrola kvality po sva\u0159ov\u00e1n\u00ed pak zaru\u010duje dlouhodobou funk\u010dnost cel\u00e9ho za\u0159\u00edzen\u00ed.<\/p>\n","protected":false},"excerpt":{"rendered":"

    Piezokeramick\u00e9 materi\u00e1ly nach\u00e1zej\u00ed \u0161irok\u00e9 uplatn\u011bn\u00ed v r\u016fzn\u00fdch oborech, od senzor\u016f a aktu\u00e1tor\u016f a\u017e po l\u00e9ka\u0159sk\u00e9 zobrazovac\u00ed techniky. Pro jejich funk\u010dnost je nezbytn\u00e9 spojen\u00ed s extern\u00edmi obvody, a to prost\u0159ednictv\u00edm procesu sva\u0159ov\u00e1n\u00ed tenk\u00fdch dr\u00e1tk\u016f, tzv. bondingov\u00fdch dr\u00e1tk\u016f, na jejich povrch. Tento proces je kritick\u00fd pro spolehlivost cel\u00e9ho za\u0159\u00edzen\u00ed a vy\u017eaduje precizn\u00ed technologii a pe\u010dlivou kontrolu parametr\u016f.<\/p>\n","protected":false},"author":1,"featured_media":1237,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6415],"tags":[],"class_list":["post-62676","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\/62676","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=62676"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/posts\/62676\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media\/1237"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media?parent=62676"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/categories?post=62676"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/tags?post=62676"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}