{"id":3450,"date":"2019-04-21T10:09:32","date_gmt":"2019-04-21T10:09:32","guid":{"rendered":"https:\/\/www.ipecon.sk\/?p=3450"},"modified":"2023-08-10T07:53:40","modified_gmt":"2023-08-10T07:53:40","slug":"zakruzovacky-hrb-4-postup-zakruzovania","status":"publish","type":"post","link":"https:\/\/www.ipecon.sk\/en\/zakruzovacky-hrb-4-postup-zakruzovania\/","title":{"rendered":"<strong>Zakru\u017eova\u010dky HRB-4: Postup zakru\u017eovania<\/strong>"},"content":{"rendered":"<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<p>Hydraulick\u00e9 4-valcov\u00e9 zkru\u017eova\u010dky\u00a0<strong><em><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">DURMA<\/mark><\/em>\u00a0HRB-4<\/strong>\u00a0s\u00fa navrhnut\u00e9 s\u00a0cie\u013eom poskytn\u00fa\u0165 kvalitn\u00e9 valcov\u00e9\u00a0<strong>zakru\u017eovanie plechov<\/strong>. Cel\u00fd proces zakru\u017eovania m\u00f4\u017eeme rozdeli\u0165 na dve samostatn\u00e9 \u010dasti: Predohyb a Zakru\u017eenie.<\/p>\n\n\n\n<p><strong>PREDOHYB:<\/strong><br>Predoh\u00fdbanie je proces s&nbsp;cie\u013eom odstr\u00e1ni\u0165 rovn\u00e9 \u00faseky, ktor\u00e9 ost\u00e1vaj\u00fa na oboch koncoch zakru\u017eovan\u00e9ho plechu. V\u010faka predohybu je dosiahnut\u00e1 lep\u0161ia valcovitos\u0165 kone\u010dn\u00e9ho v\u00fdrobku. Menovit\u00e1 kapacita predohybu stroja je uveden\u00e1 v Kapacitnej tabu\u013eke ka\u017edej zakru\u017eova\u010dky HRB-4. (Pre konkr\u00e9tnu hodnotu kapacity predohybu pre konkr\u00e9tny materi\u00e1l, \u0161\u00edrku a&nbsp;priemer predohybu \u2013 pozrite \u201eKapacitn\u00fa tabu\u013eku stroja\u201c ).<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter is-resized\"><img decoding=\"async\" src=\"https:\/\/ps.ipecon.sk\/wp-content\/uploads\/2019\/03\/HRB4stroj_predohyb.png\" alt=\"\" class=\"wp-image-3071\" width=\"555\" height=\"278\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter is-resized\"><img decoding=\"async\" src=\"https:\/\/ps.ipecon.sk\/wp-content\/uploads\/2019\/03\/HRB4obr01.png\" alt=\"\" class=\"wp-image-3079\" width=\"334\" height=\"195\"\/><\/figure>\n\n\n\n<p>Valec Y zdvihneme hore tak , aby jeho os bola medzi valcami R a Z. Valec X nastav\u00edme do rovnakej v\u00fd\u0161ky ako valec Z. Plech zasunieme do stroja a oprieme o&nbsp;valec Y tak, aby bol celou hranou opret\u00fd o&nbsp;valec Y. T\u00fdmto zabezpe\u010d\u00edme spr\u00e1vnu polohu plechu v&nbsp;zakru\u017eova\u010dke \u2013 plech zauhlujeme. Zdv\u00edhan\u00edm valca Z&nbsp;upneme plech medzi valce Z&nbsp;a&nbsp;R. Sila pr\u00edtlaku spodn\u00e9ho valca Z&nbsp;je regulovate\u013en\u00e1 ventilom na boku stroja. V\u010faka tomu je mo\u017en\u00e9 robi\u0165 jemn\u00e9 korekcie pr\u00edtlaku po\u010das zakru\u017eovania tak, aby bol plech ide\u00e1lne v\u0165ahovan\u00fd do stroja.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img decoding=\"async\" src=\"https:\/\/ps.ipecon.sk\/wp-content\/uploads\/2019\/03\/HRB4obr02-300x174.png\" alt=\"\" class=\"wp-image-3080\"\/><\/figure>\n\n\n\n<p>Valce R a&nbsp;Z&nbsp;rolujeme v&nbsp;smere \u0161\u00edpky a\u017e na hranu plechu. Teraz je plech spr\u00e1vne upnut\u00fd (za \u010do najkrat\u0161\u00ed koniec) a pripraven\u00fd na samotn\u00e9 predoh\u00fdbanie.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img decoding=\"async\" src=\"https:\/\/ps.ipecon.sk\/wp-content\/uploads\/2019\/03\/HRB4obr03-300x177.png\" alt=\"\" class=\"wp-image-3081\"\/><\/figure>\n\n\n\n<p>Zdv\u00edhan\u00edm valca X hore za\u010dneme proces predohybu.&nbsp;Pri pohybe os\u00f4b okolo stroja&nbsp;by malo by\u0165 v\u017edy zoh\u013eadnen\u00e9&nbsp;riziko pr\u00edpadn\u00e9ho p\u00e1du predoh\u00fdban\u00e9ho plechu. Preto by sa ak\u00e9ko\u013evek osoby alebo osoby ovl\u00e1daj\u00face stroj nemali zdr\u017eiava\u0165 pod alebo v&nbsp;bl\u00edzkosti predoh\u00fdban\u00e9ho plechu.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img decoding=\"async\" src=\"https:\/\/ps.ipecon.sk\/wp-content\/uploads\/2019\/03\/HRB4obr04-300x188.png\" alt=\"\" class=\"wp-image-3082\"\/><\/figure>\n\n\n\n<p>Valcami R a&nbsp;Z&nbsp;rolujeme v&nbsp;smere \u0161\u00edpky a&nbsp;proces predohybu je ukon\u010den\u00fd. Pod\u013ea medze sklzu, hr\u00fabky a \u0161\u00edrky zakru\u017eovan\u00e9ho plechu a&nbsp;v&nbsp;z\u00e1vislosti na po\u017eadovanom priemere plechu sa m\u00f4\u017ee tento proces opakova\u0165. Na kontrolu r\u00e1diusu m\u00f4\u017eeme pou\u017ei\u0165 meradlo r\u00e1diusov alebo r\u00e1diusov\u00e9 mierky \u2013 \u0161abl\u00f3ny.<\/p>\n\n\n\n<p>Ak s\u00fa plechy na hornej hranici kapacity stroja (\u010di u\u017e hr\u00fabkovej, \u0161\u00edrkovej alebo priemerovej kapacity), doporu\u010duje sa na za\u010diatku vyrobi\u0165 obojstrann\u00fd predohyb. Predohyb m\u00f4\u017ee by\u0165 pred samotn\u00fdm zakru\u017eovan\u00edm vyhotoven\u00fd na obidvoch koncoch plechu a&nbsp;plech pritom nemus\u00ed by\u0165 vytiahnut\u00fd zo stroja, ak s\u00fa valce X a&nbsp;Y v&nbsp;dolnej polohe a&nbsp;valce R a&nbsp;X preroluj\u00fa plech na jeho druh\u00fd koniec. Proces v\u00fdroby predohybov takto m\u00f4\u017ee by\u0165 zopakovan\u00fd pod\u013ea potreby.<\/p>\n\n\n\n<p><strong>ZAKRU\u017dOVANIE:<\/strong><br>Zakru\u017eovanie je proces s&nbsp;cie\u013eom dosiahnu\u0165 po\u017eadovan\u00fa valcovitos\u0165 (r\u00e1dius, alebo priemer) kone\u010dn\u00e9ho v\u00fdrobku.&nbsp;Menovit\u00e1 kapacita zakru\u017eovania stroja je uveden\u00e1 v Kapacitnej tabu\u013eke ka\u017edej zakru\u017eova\u010dky HRB-4. (Pre konkr\u00e9tnu hodnotu kapacity zakru\u017eovania pre konkr\u00e9tny materi\u00e1l, \u0161\u00edrku a&nbsp;priemer zakru\u017eenia \u2013 pozrite \u201eKapacitn\u00fa tabu\u013eku stroja\u201c ).<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter is-resized\"><img decoding=\"async\" src=\"https:\/\/ps.ipecon.sk\/wp-content\/uploads\/2019\/03\/HRB4stroj_zakruzenie.png\" alt=\"\" class=\"wp-image-3077\" width=\"610\" height=\"312\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img decoding=\"async\" src=\"https:\/\/ps.ipecon.sk\/wp-content\/uploads\/2019\/03\/HRB4obr05-300x173.png\" alt=\"\" class=\"wp-image-3095\"\/><\/figure>\n\n\n\n<p>Valec X zn\u00ed\u017eime do polohy valca Z. Valec Y zdv\u00edhame do po\u017eadovanej polohy a\u017e k\u00fdm sa valec neopiera o&nbsp;predohnut\u00fd plech a e\u0161te trochu viac, z d\u00f4vodu pru\u017eenia plechu. Plech n\u00e1sledne rolujeme valcami R a&nbsp;Z&nbsp;a&nbsp;takto za\u010dneme proces zakru\u017eovania.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img decoding=\"async\" src=\"https:\/\/ps.ipecon.sk\/wp-content\/uploads\/2019\/03\/HRB4obr06-300x187.png\" alt=\"\" class=\"wp-image-3096\"\/><\/figure>\n\n\n\n<p>Valce R a&nbsp;Z&nbsp;rolujeme v&nbsp;smere \u0161\u00edpok a&nbsp;zakru\u017eujeme plech.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img decoding=\"async\" src=\"https:\/\/ps.ipecon.sk\/wp-content\/uploads\/2019\/03\/HRB4obr07-300x181.png\" alt=\"\" class=\"wp-image-3097\"\/><\/figure>\n\n\n\n<p>Ak je predohyb vykonan\u00fd iba na jednej strane plechu, m\u00f4\u017ee teraz by\u0165 automaticky realizovan\u00fd aj na druhom konci plechu. Tento postup doporu\u010dujeme pou\u017e\u00edva\u0165 na plechoch ten\u0161\u00edch a&nbsp;u\u017e\u0161\u00edch ako je horn\u00e1 kapacita stroja. Pokia\u013e je plech prerolovan\u00fd u\u017e za valec X , zakru\u017eovanie preru\u0161\u00edme, valec Y e\u0161te zdvihneme mierne nahor do polohy vy\u0161\u0161ej ako pri zakru\u017eovan\u00ed.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img decoding=\"async\" src=\"https:\/\/ps.ipecon.sk\/wp-content\/uploads\/2019\/03\/HRB4obr08-300x190.png\" alt=\"\" class=\"wp-image-3098\"\/><\/figure>\n\n\n\n<p>Valcami R a&nbsp;Z&nbsp;pokra\u010dujeme v&nbsp;zakru\u017eovan\u00ed. V\u010faka tomuto sa vykon\u00e1 druh\u00fd predohyb automaticky.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img decoding=\"async\" src=\"https:\/\/ps.ipecon.sk\/wp-content\/uploads\/2019\/03\/HRB4obr09-300x199.png\" alt=\"\" class=\"wp-image-3099\"\/><\/figure>\n\n\n\n<p><br>Po tom ako je dokon\u010den\u00fd proces zakru\u017eovania valcami X, Y a&nbsp;Z&nbsp;uvo\u013en\u00edme zakru\u017een\u00fd plech. Teraz je zakru\u017een\u00fd plech pripraven\u00fd na vybratie zo stroja.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>Tento proces zakru\u017eovania m\u00f4\u017ee by\u0165 zopakovan\u00fd nieko\u013ekokr\u00e1t v\u00a0z\u00e1vislosti na hr\u00fabke, \u0161\u00edrke a\u00a0medze sklzu zakru\u017eovan\u00e9ho plechu, alebo v\u00a0z\u00e1vislosti na po\u017eadovanom r\u00e1diuse. Na kontrolu r\u00e1diusov m\u00f4\u017eeme pou\u017ei\u0165 meradlo r\u00e1diusov alebo r\u00e1diusov\u00e9 mierky \u2013 \u0161abl\u00f3ny.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img decoding=\"async\" src=\"https:\/\/ps.ipecon.sk\/wp-content\/uploads\/2019\/03\/valce-1024x362.jpg\" alt=\"\" class=\"wp-image-3327\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"Durma - Plate Roll | Wind Tower Application - HRB Series\" width=\"1080\" height=\"608\" src=\"https:\/\/www.youtube.com\/embed\/ViEUeTdNuVE?start=1&#038;feature=oembed\"  allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>","protected":false},"excerpt":{"rendered":"<p>Hydraulick\u00e9 4-valcov\u00e9 zkru\u017eova\u010dky\u00a0DURMA\u00a0HRB-4\u00a0s\u00fa navrhnut\u00e9 s\u00a0cie\u013eom poskytn\u00fa\u0165 kvalitn\u00e9 valcov\u00e9\u00a0zakru\u017eovanie plechov. Cel\u00fd proces zakru\u017eovania m\u00f4\u017eeme rozdeli\u0165 na dve samostatn\u00e9 \u010dasti: Predohyb a Zakru\u017eenie. PREDOHYB:Predoh\u00fdbanie je proces s&nbsp;cie\u013eom odstr\u00e1ni\u0165 rovn\u00e9 \u00faseky, ktor\u00e9 ost\u00e1vaj\u00fa na oboch koncoch zakru\u017eovan\u00e9ho plechu. V\u010faka predohybu je dosiahnut\u00e1 lep\u0161ia valcovitos\u0165 kone\u010dn\u00e9ho v\u00fdrobku. Menovit\u00e1 kapacita predohybu stroja je uveden\u00e1 v Kapacitnej tabu\u013eke ka\u017edej zakru\u017eova\u010dky HRB-4. [&hellip;]<\/p>\n","protected":false},"author":14,"featured_media":3451,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_et_pb_use_builder":"off","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[57],"tags":[],"class_list":["post-3450","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-zakruzovacky-plechov"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Zakru\u017eova\u010dky HRB-4: Postup zakru\u017eovania - IPECON<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.ipecon.sk\/en\/zakruzovacky-hrb-4-postup-zakruzovania\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Zakru\u017eova\u010dky HRB-4: Postup zakru\u017eovania - IPECON\" \/>\n<meta property=\"og:description\" content=\"Hydraulick\u00e9 4-valcov\u00e9 zkru\u017eova\u010dky\u00a0DURMA\u00a0HRB-4\u00a0s\u00fa navrhnut\u00e9 s\u00a0cie\u013eom poskytn\u00fa\u0165 kvalitn\u00e9 valcov\u00e9\u00a0zakru\u017eovanie plechov. Cel\u00fd proces zakru\u017eovania m\u00f4\u017eeme rozdeli\u0165 na dve samostatn\u00e9 \u010dasti: Predohyb a Zakru\u017eenie. PREDOHYB:Predoh\u00fdbanie je proces s&nbsp;cie\u013eom odstr\u00e1ni\u0165 rovn\u00e9 \u00faseky, ktor\u00e9 ost\u00e1vaj\u00fa na oboch koncoch zakru\u017eovan\u00e9ho plechu. V\u010faka predohybu je dosiahnut\u00e1 lep\u0161ia valcovitos\u0165 kone\u010dn\u00e9ho v\u00fdrobku. Menovit\u00e1 kapacita predohybu stroja je uveden\u00e1 v Kapacitnej tabu\u013eke ka\u017edej zakru\u017eova\u010dky HRB-4. 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