{"id":4839,"date":"2022-06-30T19:21:00","date_gmt":"2022-06-30T19:21:00","guid":{"rendered":"https:\/\/www.greenstone-tech.com\/?p=4839"},"modified":"2025-10-31T05:31:30","modified_gmt":"2025-10-31T05:31:30","slug":"analyza-faktoru-ovlivnujicich-rezne-vlny-pri-laserovem-rezani-plechu-a-optimalizacni-strategie","status":"publish","type":"post","link":"https:\/\/www.greenstone-tech.com\/cs\/analysis-of-factors-affecting-cutting-waves-in-sheet-metal-laser-cutting-and-optimization-strategies\/","title":{"rendered":"Anal\u00fdza faktor\u016f ovliv\u0148uj\u00edc\u00edch \u0159ezn\u00e9 vlny p\u0159i laserov\u00e9m \u0159ez\u00e1n\u00ed plech\u016f a strategie optimalizace"},"content":{"rendered":"<p><a href=\"https:\/\/www.greenstone-tech.com\/cs\/laser-drilling\/\"><strong>\u0158ez\u00e1n\u00ed laserem<\/strong><\/a>\u00a0technologie se stala \u0161iroce pou\u017e\u00edvanou p\u0159i zpracov\u00e1n\u00ed plech\u016f, zejm\u00e9na pro mal\u00e9 s\u00e9rie a r\u016fznorod\u00e9 po\u017eadavky na v\u00fdrobky. Tato technika, zn\u00e1m\u00e1 svou vysokou p\u0159esnost\u00ed a \u00fa\u010dinnost\u00ed, se nyn\u00ed \u0161iroce uplat\u0148uje zejm\u00e9na v pr\u016fmyslov\u00fdch odv\u011btv\u00edch, jako jsou bytov\u00e9 sk\u0159\u00edn\u011b, dom\u00e1c\u00ed spot\u0159ebi\u010de, \u017eelez\u00e1\u0159sk\u00e9 v\u00fdrobky, p\u0159\u00edstroje, zna\u010den\u00ed a sv\u00edtidla. V posledn\u00edch letech se na\u0161e spole\u010dnost zam\u011b\u0159ila na expanzi v oblasti ukl\u00e1d\u00e1n\u00ed optick\u00fdch disk\u016f, kde z\u00e1kladn\u00ed plechov\u00e9 komponenty vy\u017eaduj\u00ed velmi p\u0159esn\u00e9 rozm\u011bry (\u00b10,1 mm). Za t\u00edmto \u00fa\u010delem jsme p\u0159edstavili vl\u00e1knov\u00fd laserov\u00fd d\u011brovac\u00ed kompozitn\u00ed stroj AMADA, kter\u00fd nab\u00edz\u00ed p\u0159esnost \u0159ez\u00e1n\u00ed \u00b10,07 mm\/1000 mm. P\u0159i praktick\u00e9m <strong>\u0158ez\u00e1n\u00ed laserem<\/strong>\u00a0\u010dasto doch\u00e1z\u00ed k probl\u00e9m\u016fm, jako jsou \u0159ezn\u00e9 vlny a ot\u0159epy, zejm\u00e9na u velk\u00fdch v\u00fdrobk\u016f, p\u0159i\u010dem\u017e po\u010det vad dosahuje a\u017e 10%, co\u017e v\u00e1\u017en\u011b ovliv\u0148uje kvalitu v\u00fdrobku a v\u00fdrobn\u00ed n\u00e1klady.<\/p>\n\n\n\n<h5 class=\"wp-block-heading\"><strong>Sou\u010dasn\u00fd stav \u0159ezn\u00fdch vln v laserov\u00e9m \u0159ez\u00e1n\u00ed<\/strong><strong><\/strong><\/h5>\n\n\n\n<p>P\u0159i pou\u017eit\u00ed kompozitn\u00edho stroje pro <strong>\u0158ez\u00e1n\u00ed laserem<\/strong>, svorky stroje posouvaj\u00ed plech ve sm\u011bru X a Y. V pr\u016fb\u011bhu procesu se v\u0161ak postupn\u011b uvol\u0148uje lok\u00e1ln\u00ed nap\u011bt\u00ed v plechu, co\u017e vede ke sn\u00ed\u017een\u00ed celkov\u00e9 struktur\u00e1ln\u00ed pevnosti materi\u00e1lu. To m\u00e1 za n\u00e1sledek vibrace b\u011bhem pohybu, kter\u00e9 n\u00e1sledn\u011b vytv\u00e1\u0159ej\u00ed \u0159ezn\u00e9 vlny. Tento probl\u00e9m je v\u00fdrazn\u011bj\u0161\u00ed p\u0159i zpracov\u00e1n\u00ed velk\u00fdch sou\u010d\u00e1st\u00ed, proto\u017ee uvol\u0148ov\u00e1n\u00ed nap\u011bt\u00ed je v\u00fdrazn\u011bj\u0161\u00ed a vibrace se zhor\u0161uj\u00ed, co\u017e zhor\u0161uje kvalitu \u0159ezu. Proto je nutn\u00e9 zachovat struktur\u00e1ln\u00ed stabilitu a pevnost plechu b\u011bhem \u0159ez\u00e1n\u00ed. <strong>\u0158ez\u00e1n\u00ed laserem<\/strong>&nbsp;je kl\u00ed\u010dem k zabr\u00e1n\u011bn\u00ed vzniku vln.<\/p>\n\n\n\n<h5 class=\"wp-block-heading\"><strong>Kl\u00ed\u010dov\u00e9 faktory ovliv\u0148uj\u00edc\u00ed \u0159ezn\u00e9 vlny a strategie optimalizace<\/strong><strong><\/strong><\/h5>\n\n\n\n<h6 class=\"wp-block-heading\"><strong>1. V\u00fdchoz\u00ed poloha obrobku<\/strong><strong><\/strong><\/h6>\n\n\n\n<p>V\u00fdchoz\u00ed pozice pro <strong>\u0158ez\u00e1n\u00ed laserem<\/strong>&nbsp;v\u00fdznamn\u011b ovliv\u0148uje rozlo\u017een\u00ed a stabilitu nap\u011bt\u00ed v plechu. V\u00fdchoz\u00ed poloha m\u016f\u017ee b\u00fdt obecn\u011b bu\u010f \u201cod konce upnut\u00ed\u201d, nebo \u201cbl\u00edzko konce upnut\u00ed\u201d. Zah\u00e1jen\u00ed \u0159ezu od konce vzd\u00e1len\u011bj\u0161\u00edho od svorek m\u016f\u017ee \u00fa\u010dinn\u011b udr\u017eet pevnost materi\u00e1lu v upnut\u00e9 oblasti, odd\u00e1lit uvoln\u011bn\u00ed nap\u011bt\u00ed a zv\u00fd\u0161it stabilitu plechu, co\u017e sni\u017euje pravd\u011bpodobnost vzniku \u0159ezn\u00fdch vln. Naopak za\u010d\u00e1tek \u0159ezu od konce svorek zp\u016fsobuje rychl\u00fd pokles pevnosti materi\u00e1lu v pr\u016fb\u011bhu \u0159ez\u00e1n\u00ed, co\u017e vede k nestabilit\u011b a vibrac\u00edm, kter\u00e9 maj\u00ed za n\u00e1sledek vznik \u0159ezn\u00fdch vln. Proto by se p\u0159i programov\u00e1n\u00ed m\u011blo p\u0159ednostn\u011b za\u010d\u00ednat \u0159ezat od konce up\u00edna\u010de a postupn\u011b postupovat sm\u011brem dovnit\u0159.<\/p>\n\n\n\n<h6 class=\"wp-block-heading\"><strong>2. Vstupn\u00ed bod a sm\u011br \u0159ezu<\/strong><strong><\/strong><\/h6>\n\n\n\n<p>Na adrese <strong>\u0158ez\u00e1n\u00ed laserem<\/strong>, volba vstupn\u00edho bodu p\u0159\u00edmo ovliv\u0148uje stabilitu dr\u00e1hy \u0159ezu. Vhodn\u011b zvolen\u00fd vstupn\u00ed bod a sm\u011br \u0159ez\u00e1n\u00ed m\u016f\u017ee v\u00fdrazn\u011b sn\u00ed\u017eit riziko vzniku \u0159ezn\u00fdch vln. V pozd\u011bj\u0161\u00edch f\u00e1z\u00edch procesu, kdy pevnost materi\u00e1lu kles\u00e1, m\u016f\u017ee nastaven\u00ed vstupn\u00edho bodu uprost\u0159ed sou\u010d\u00e1sti, bez ohledu na sm\u011br \u0159ez\u00e1n\u00ed, v\u00e9st k p\u0159ed\u010dasn\u00e9mu odd\u011blen\u00ed ve spodn\u00ed \u010d\u00e1sti a zv\u00fd\u0161en\u00e9mu uvol\u0148ov\u00e1n\u00ed nap\u011bt\u00ed, co\u017e vede k lok\u00e1ln\u00edm vln\u00e1m. Nastaven\u00ed vstupn\u00edho bodu na spodn\u00edm konci a vyrovn\u00e1n\u00ed sm\u011bru \u0159ez\u00e1n\u00ed tak, aby byl up\u00ednac\u00ed konec \u0159ez\u00e1n jako posledn\u00ed, m\u016f\u017ee pomoci udr\u017eet stabilitu plechu, optimalizovat <strong>\u0158ez\u00e1n\u00ed laserem<\/strong>&nbsp;kvalita.<\/p>\n\n\n\n<h6 class=\"wp-block-heading\"><strong>3. Um\u00edst\u011bn\u00ed svorky<\/strong><strong><\/strong><\/h6>\n\n\n\n<p>Sv\u011brky nejen poh\u00e1n\u011bj\u00ed pohyb plechu, ale hraj\u00ed tak\u00e9 rozhoduj\u00edc\u00ed roli p\u0159i udr\u017eov\u00e1n\u00ed stability procesu. Rozlo\u017een\u00ed svorek by m\u011blo b\u00fdt rovnom\u011brn\u00e9 a p\u0159im\u011b\u0159en\u00e9, aby nedoch\u00e1zelo k nevyv\u00e1\u017eenosti plechu. A\u010dkoli je tento faktor kontrolovateln\u00fd, nespr\u00e1vn\u00e9 rozm\u00edst\u011bn\u00ed svorek m\u016f\u017ee p\u0159esto v\u00e9st ke zbyte\u010dn\u00fdm vibrac\u00edm plechu b\u011bhem pr\u00e1ce. <strong>\u0158ez\u00e1n\u00ed laserem<\/strong>, vyvol\u00e1vaj\u00edc\u00ed vlny. Proto je spr\u00e1vn\u00e9 nastaven\u00ed polohy svorek z\u00e1kladn\u00edm krokem ke zlep\u0161en\u00ed stability syst\u00e9mu. <strong>\u0158ez\u00e1n\u00ed laserem<\/strong>&nbsp;proces.<\/p>\n\n\n\n<h6 class=\"wp-block-heading\"><strong>4. Sekvence extrakce<\/strong><strong><\/strong><\/h6>\n\n\n\n<p>V automatizovan\u00e9 v\u00fdrob\u011b m\u016f\u017ee pou\u017eit\u00ed robotick\u00e9ho ramene TK pro extrakci d\u00edl\u016f zv\u00fd\u0161it efektivitu, ale nespr\u00e1vn\u00e1 sekvence extrakce m\u016f\u017ee m\u00edt z\u00e1va\u017en\u00fd dopad na n\u00e1slednou v\u00fdrobu. <strong>\u0158ez\u00e1n\u00ed laserem<\/strong>&nbsp;kvalita. Pokud se nejprve vyjmou d\u00edly z obou konc\u016f plechu, soust\u0159ed\u00ed se uvol\u0148ov\u00e1n\u00ed nap\u011bt\u00ed do st\u0159edu, co\u017e zp\u016fsobuje v\u00e1\u017en\u00e9 vibrace a vlny v d\u016fsledku nedostate\u010dn\u00e9 pevnosti uprost\u0159ed. Spr\u00e1vn\u00fd postup je vyj\u00edmat d\u00edly postupn\u011b z nejvzd\u00e1len\u011bj\u0161\u00edho konce od up\u00edna\u010d\u016f, \u010d\u00edm\u017e se zachov\u00e1 koncentrace nap\u011bt\u00ed a struktur\u00e1ln\u00ed stabilita, a t\u00edm se sn\u00ed\u017e\u00ed vibrace a \u0159ezn\u00e9 vlny v pozd\u011bj\u0161\u00ed dob\u011b <strong>\u0158ez\u00e1n\u00ed laserem<\/strong>&nbsp;etapy.<\/p>\n\n\n\n<h5 class=\"wp-block-heading\"><strong>Z\u00e1v\u011br<\/strong><strong><\/strong><\/h5>\n\n\n\n<p>Z\u00e1v\u011brem lze \u0159\u00edci, \u017ee \u0159ezn\u00e9 vlny vznikaj\u00edc\u00ed p\u0159i <strong>\u0158ez\u00e1n\u00ed laserem<\/strong>&nbsp;nejsou zp\u016fsobeny jedin\u00fdm faktorem, ale jsou v\u00fdsledkem kombinovan\u00fdch \u00fa\u010dink\u016f faktor\u016f, jako je v\u00fdchoz\u00ed pozice, vstupn\u00ed bod, uspo\u0159\u00e1d\u00e1n\u00ed svorek a sekvence extrakce. Krom\u011b toho \u00fazce souvisej\u00ed s velikost\u00ed, hmotnost\u00ed a rychlost\u00ed \u0159ez\u00e1n\u00ed d\u00edl\u016f. Aby bylo mo\u017en\u00e9 \u00fa\u010dinn\u011b potla\u010dit \u0159ezn\u00e9 vlny ve skute\u010dn\u00e9 v\u00fdrob\u011b, je t\u0159eba tyto faktory systematicky zohled\u0148ovat p\u0159i programov\u00e1n\u00ed a provozu a zav\u00e9st komplexn\u00ed \u0159\u00eddic\u00ed strategie. Pouze \u00faplnou optimalizac\u00ed <strong>\u0158ez\u00e1n\u00ed laserem<\/strong>&nbsp;procesu m\u016f\u017eeme neust\u00e1le zlep\u0161ovat kvalitu v\u00fdrobk\u016f, sni\u017eovat po\u010det vad a dosahovat c\u00edl\u016f vysoce p\u0159esn\u00e9ho a levn\u00e9ho zpracov\u00e1n\u00ed plech\u016f.<\/p>","protected":false},"excerpt":{"rendered":"<p>Laser Cutting\u00a0technology has become widely used in sheet metal processing, especially for small-batch, diversified product demands. This technique, known for its high precision and efficiency, is now extensively applied, particularly in industries such as housing cabinets, home appliances, hardware products, instruments, signage, and lighting fixtures. In recent years, our company has focused on expanding the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4840,"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-4839","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\/4839","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=4839"}],"version-history":[{"count":2,"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/posts\/4839\/revisions"}],"predecessor-version":[{"id":5279,"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/posts\/4839\/revisions\/5279"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/media\/4840"}],"wp:attachment":[{"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/media?parent=4839"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/categories?post=4839"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/tags?post=4839"},{"taxonomy":"table_tags","embeddable":true,"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/table_tags?post=4839"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}