{"id":4562,"date":"2019-10-28T11:30:00","date_gmt":"2019-10-28T11:30:00","guid":{"rendered":"https:\/\/www.greenstone-tech.com\/?p=4562"},"modified":"2025-10-31T06:21:29","modified_gmt":"2025-10-31T06:21:29","slug":"analyza-tradicni-ultra-vysokorychlostni-laserove-technologie-platovani","status":"publish","type":"post","link":"https:\/\/www.greenstone-tech.com\/cs\/analysis-of-traditional-ultra-high-speed-laser-cladding-technology\/","title":{"rendered":"Anal\u00fdza tradi\u010dn\u00ed technologie pl\u00e1tov\u00e1n\u00ed ultravysokorychlostn\u00edm laserem"},"content":{"rendered":"<p>V oblasti pr\u016fmyslov\u00e9 v\u00fdroby se zv\u00fd\u0161en\u00ed odolnosti materi\u00e1l\u016f proti opot\u0159eben\u00ed za \u00fa\u010delem \u0159e\u0161en\u00ed probl\u00e9m\u016f s lok\u00e1ln\u00edm opot\u0159eben\u00edm stalo d\u016fle\u017eit\u00fdm technick\u00fdm p\u0159\u00edstupem. Tradi\u010dn\u00ed procesy pl\u00e1tov\u00e1n\u00ed slou\u017e\u00ed p\u0159edev\u0161\u00edm k dvoj\u00edmu \u00fa\u010delu: obnoven\u00ed rozm\u011br\u016f d\u00edlu a pos\u00edlen\u00ed v\u00fdkonnosti povrchu. Tyto technologie vyu\u017e\u00edvaj\u00ed k nan\u00e1\u0161en\u00ed pl\u00e1tovac\u00edch materi\u00e1l\u016f na povrch obrobku r\u016fzn\u00e9 zdroje tepla, v\u010detn\u011b plamene, oblouku a plazmov\u00e9ho oblouku.<\/p>\n\n\n\n<h5 class=\"wp-block-heading\">1. <strong>Z\u00e1klady tradi\u010dn\u00edch proces\u016f opl\u00e1\u0161t\u011bn\u00ed<\/strong><\/h5>\n\n\n\n<p>Pl\u00e1tovac\u00ed vrstva se vlastn\u00ed vahou hromad\u00ed na povrchu obrobku a vytv\u00e1\u0159\u00ed funk\u010dn\u00ed vrstvu s vynikaj\u00edc\u00ed odolnost\u00ed proti opot\u0159eben\u00ed a korozi. V sou\u010dasn\u00e9 dob\u011b se p\u0159i prov\u00e1d\u011bn\u00ed pl\u00e1tovac\u00edch proces\u016f b\u011b\u017en\u011b pou\u017e\u00edv\u00e1 karbid wolframu jako kl\u00ed\u010dov\u00fd pomocn\u00fd materi\u00e1l pro p\u0159\u00edpravu specifick\u00fdch pl\u00e1tovac\u00edch materi\u00e1l\u016f. Ty zahrnuj\u00ed dva hlavn\u00ed typy: elektrody pro pl\u00e1tov\u00e1n\u00ed z karbidu wolframu a sva\u0159ovac\u00ed dr\u00e1ty z karbidu wolframu.<\/p>\n\n\n\n<p>Karbid wolframu pl\u00e1tovan\u00e9 elektrody se vyr\u00e1b\u011bj\u00ed p\u0159edev\u0161\u00edm dv\u011bma hlavn\u00edmi technick\u00fdmi p\u0159\u00edstupy:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Pou\u017eit\u00ed n\u00edzkouhl\u00edkov\u00e9ho ocelov\u00e9ho dr\u00e1tu jako materi\u00e1lu j\u00e1dra<\/strong> a p\u0159id\u00e1n\u00edm \u010d\u00e1stic karbidu wolframu do povlaku pro zv\u00fd\u0161en\u00ed jeho funk\u010dnosti.<\/li>\n\n\n\n<li><strong>P\u0159\u00edm\u00e9 pln\u011bn\u00ed \u010d\u00e1stic karbidu wolframu do trubek z n\u00edzkouhl\u00edkov\u00e9 nebo legovan\u00e9 oceli<\/strong> k vytvo\u0159en\u00ed kompozitn\u00edch elektrod.<\/li>\n<\/ul>\n\n\n\n<h5 class=\"wp-block-heading\">2. <strong>Metody opl\u00e1\u0161t\u011bn\u00ed a technick\u00e9 vlastnosti<\/strong><\/h5>\n\n\n\n<p>Krom\u011b metod p\u0159\u00edpravy materi\u00e1lu pro pl\u00e1tov\u00e1n\u00ed karbidem wolframu zahrnuj\u00ed hlavn\u00ed procesy pl\u00e1tov\u00e1n\u00ed tak\u00e9 t\u0159i typick\u00e9 metody: ru\u010dn\u00ed obloukov\u00e9 sva\u0159ov\u00e1n\u00ed, sva\u0159ov\u00e1n\u00ed kysl\u00edkoacetylenem a sva\u0159ov\u00e1n\u00ed wolframem v inertn\u00edm plynu (TIG).<\/p>\n\n\n\n<p>Z\u00e1sadn\u00ed rozd\u00edl mezi t\u011bmito metodami nava\u0159ov\u00e1n\u00ed je v tom, \u017ee \u010d\u00e1stice karbidu wolframu nejsou b\u011bhem procesu nava\u0159ov\u00e1n\u00ed p\u0159edem naneseny. V d\u016fsledku toho vede proces sva\u0159ov\u00e1n\u00ed k v\u00fdznamn\u00fdm rozd\u00edl\u016fm v \u00fa\u010dinc\u00edch vypalov\u00e1n\u00ed a oduhli\u010dov\u00e1n\u00ed, co\u017e zp\u016fsobuje rozd\u00edly v kone\u010dn\u00e9 odolnosti pl\u00e1tovan\u00e9ho povrchu proti opot\u0159eben\u00ed.<\/p>\n\n\n\n<p>P\u0159i ru\u010dn\u00edm obloukov\u00e9m sva\u0159ov\u00e1n\u00ed se pou\u017e\u00edvaj\u00ed podobn\u00e9 parametry jako p\u0159i b\u011b\u017en\u00e9m ru\u010dn\u00edm obloukov\u00e9m sva\u0159ov\u00e1n\u00ed. Nap\u0159\u00edklad s elektrodou o pr\u016fm\u011bru 4,0 mm se pl\u00e1tovac\u00ed proud obvykle reguluje kolem 170 A a teplota oblouku m\u016f\u017ee dos\u00e1hnout p\u0159ibli\u017en\u011b 4000 \u00b0C.<\/p>\n\n\n\n<h5 class=\"wp-block-heading\">3. <strong>Mechanismus tepeln\u00e9ho n\u00e1razu \u010d\u00e1stic karbidu wolframu<\/strong><\/h5>\n\n\n\n<p>Pro dosa\u017een\u00ed po\u017eadovan\u00e9ho efektu zv\u00fd\u0161en\u00ed opot\u0159eben\u00ed je nezbytn\u00e9 zohlednit tepeln\u00e9 chov\u00e1n\u00ed \u010d\u00e1stic karbidu wolframu b\u011bhem procesu sva\u0159ov\u00e1n\u00ed:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Jemn\u00e9 \u010d\u00e1stice karbidu wolframu<\/strong>, maj\u00ed vzhledem ke sv\u00e9mu v\u011bt\u0161\u00edmu specifick\u00e9mu povrchu tendenci k siln\u00e9mu opalov\u00e1n\u00ed p\u0159i sva\u0159ov\u00e1n\u00ed.<\/li>\n\n\n\n<li>Po vyp\u00e1len\u00ed se jemn\u00e9 \u010d\u00e1stice regeneruj\u00ed do krystal\u016f karbidu wolframu a dal\u0161\u00edch kompozitn\u00edch struktur.<\/li>\n\n\n\n<li><strong>Hrub\u00e9 \u010d\u00e1stice karbidu wolframu<\/strong> doch\u00e1z\u00ed k men\u0161\u00edmu op\u00e1len\u00ed, ale na jejich povrchu se vytvo\u0159\u00ed oduhli\u010dovac\u00ed vrstva.<\/li>\n\n\n\n<li>Tvorba t\u00e9to oduhli\u010den\u00e9 vrstvy vede p\u0159\u00edmo ke sn\u00ed\u017een\u00ed odolnosti materi\u00e1lu proti opot\u0159eben\u00ed.<\/li>\n<\/ul>\n\n\n\n<h5 class=\"wp-block-heading\">4. <strong>Hodnocen\u00ed procesu a aktu\u00e1ln\u00ed stav \u017e\u00e1dosti<\/strong><\/h5>\n\n\n\n<p>Vzhledem k v\u00fd\u0161e uveden\u00fdm technick\u00fdm omezen\u00edm nedosahuj\u00ed tradi\u010dn\u00ed metody p\u0159i depozici vrstev vyztu\u017een\u00fdch karbidem wolframu ide\u00e1ln\u00edch v\u00fdsledk\u016f. Vzhledem k jejich snadn\u00e9 obsluze a \u0161irok\u00e9mu vyu\u017eit\u00ed za\u0159\u00edzen\u00ed se v\u0161ak tyto metody v ur\u010dit\u00fdch sc\u00e9n\u00e1\u0159\u00edch st\u00e1le do ur\u010dit\u00e9 m\u00edry pou\u017e\u00edvaj\u00ed.<\/p>\n\n\n\n<p>Spole\u010dnost Greenstone-Tech prov\u00e1d\u00ed hloubkov\u00fd v\u00fdzkum a technickou optimalizaci tradi\u010dn\u00edch postup\u016f a vyv\u00edj\u00ed novou generaci technologie laserov\u00e9ho pl\u00e1tov\u00e1n\u00ed. Jej\u00edm c\u00edlem je p\u0159ekonat p\u0159irozen\u00e9 nedostatky tradi\u010dn\u00edch metod a poskytnout z\u00e1kazn\u00edk\u016fm pokro\u010dilej\u0161\u00ed \u0159e\u0161en\u00ed pro vylep\u0161en\u00ed povrchu.<\/p>","protected":false},"excerpt":{"rendered":"<p>In the field of industrial manufacturing, enhancing the wear resistance of materials to address localized wear issues has become an important technical approach. Traditional cladding processes primarily serve the dual purpose of restoring part dimensions and strengthening surface performance. These technologies use various heat sources, including flames, arcs, and plasma arcs, to apply cladding materials [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4563,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[5,3],"tags":[102],"table_tags":[],"class_list":["post-4562","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-professional-knowledge","category-blog","tag-sheldon-li"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/posts\/4562","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/comments?post=4562"}],"version-history":[{"count":3,"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/posts\/4562\/revisions"}],"predecessor-version":[{"id":5337,"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/posts\/4562\/revisions\/5337"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/media\/4563"}],"wp:attachment":[{"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/media?parent=4562"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/categories?post=4562"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/tags?post=4562"},{"taxonomy":"table_tags","embeddable":true,"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/table_tags?post=4562"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}