{"id":17549,"date":"2022-02-22T06:40:17","date_gmt":"2022-02-22T06:40:17","guid":{"rendered":"https:\/\/tooling.harsle.com\/?p=17549"},"modified":"2022-02-22T06:49:03","modified_gmt":"2022-02-22T06:49:03","slug":"how-to-judge-the-quality-of-the-press-brake-tools","status":"publish","type":"post","link":"https:\/\/tooling.harsle.com\/cs\/how-to-judge-the-quality-of-the-press-brake-tools\/","title":{"rendered":"Jak posoudit kvalitu ohra\u0148ovac\u00edch n\u00e1stroj\u016f"},"content":{"rendered":"<p>Ohra\u0148ovac\u00ed n\u00e1stroje hraj\u00ed d\u016fle\u017eitou roli v mnoha pr\u016fmyslov\u00fdch odv\u011btv\u00edch, kter\u00e1 vy\u017eaduj\u00ed zpracov\u00e1n\u00ed plech\u016f. S postupem pr\u016fmyslov\u00e9ho rozvoje se pojem p\u0159esnost postupn\u011b stal d\u016fle\u017eit\u00fdm ukazatelem pro posuzov\u00e1n\u00ed kvality ohra\u0148ovac\u00edch n\u00e1stroj\u016f. Proto p\u0159i konstrukci n\u00e1stroj\u016f Na za\u010d\u00e1tku je nutn\u00e9 pln\u011b zv\u00e1\u017eit probl\u00e9m p\u0159esnosti n\u00e1stroje.<\/p>\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 loading=\"lazy\" title=\"Ohra\u0148ovac\u00ed lis HARSLE, oh\u00fdb\u00e1n\u00ed U| Oh\u00fdb\u00e1n\u00ed kan\u00e1l\u016f| Lemovac\u00ed oh\u00fdbac\u00ed n\u00e1stroje\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/DUwg_QjKGkA?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>V sou\u010dasn\u00e9 dob\u011b lze oh\u00fdba\u010dky pou\u017e\u00edt na mnoha m\u00edstech zpracov\u00e1n\u00ed kovov\u00fdch materi\u00e1l\u016f. Tento druh za\u0159\u00edzen\u00ed je b\u011bhem provozu velmi efektivn\u00ed. Konstrukce a zp\u016fsob v\u00fdroby za\u0159\u00edzen\u00ed je velmi jedine\u010dn\u00fd a tak\u00e9 p\u0159ikl\u00e1d\u00e1 velk\u00fd v\u00fdznam pou\u017eit\u00ed pokro\u010dil\u00e9 technologie, tak\u017ee nen\u00ed snadn\u00e9 se objevit b\u011bhem provozu. probl\u00e9my a \u017eivotnost je pom\u011brn\u011b dlouh\u00e1. Oh\u00fdba\u010dka jako jedna ze sou\u010d\u00e1st\u00ed za\u0159\u00edzen\u00ed m\u00e1 tak\u00e9 velk\u00fd vliv na pracovn\u00ed efektivitu oh\u00fdba\u010dky, tak\u017ee v\u00fdb\u011br n\u00e1stroje je velmi kritick\u00fd.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/tooling.harsle.com\/wp-content\/themes\/woodmart\/images\/lazy.svg\" data-src=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/pressbraketools001.jpg\" alt=\"\" class=\"wd-lazy-fade wp-image-17551\" width=\"600\" height=\"381\" title=\"\" srcset=\"\" data-srcset=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/pressbraketools001.jpg 800w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/pressbraketools001-300x191.jpg 300w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/pressbraketools001-768x488.jpg 768w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/pressbraketools001-18x12.jpg 18w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/pressbraketools001-600x381.jpg 600w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/pressbraketools001-150x95.jpg 150w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure><\/div>\n\n\n\n<p>Tak <a href=\"https:\/\/www.thefabricator.com\/thefabricator\/article\/bending\/the-rules-of-press-brake-tool-selection\" target=\"_blank\" rel=\"noopener\">jak\u00e1 jsou krit\u00e9ria v\u00fdb\u011bru ohra\u0148ovac\u00edch n\u00e1stroj\u016f? <\/a>P\u0159i v\u00fdb\u011bru n\u00e1stroje mus\u00edte nejprve v\u011bnovat pozornost s\u00edle v\u00fdrobku. n\u00e1stroje s lep\u0161\u00ed kvalitou maj\u00ed ur\u010dit\u00e9 v\u00fdhody ve v\u00fdb\u011bru materi\u00e1lu a procesn\u00edch metod\u00e1ch ve v\u00fdrobn\u00edm procesu, tak\u017ee efekt aplikace m\u016f\u017ee b\u00fdt zaru\u010den tak, \u017ee v procesu zpracov\u00e1n\u00ed materi\u00e1l\u016f m\u00e1 tak\u00e9 ur\u010dit\u00e9 v\u00fdhody. M\u016f\u017ee zajistit kvalitu a zabr\u00e1nit selh\u00e1n\u00ed v d\u016fsledku relativn\u011b velk\u00e9 n\u00e1razov\u00e9 s\u00edly. P\u0159i n\u00e1kupu n\u00e1\u0159ad\u00ed je proto nutn\u00e9 rozum\u011bt v\u00fdb\u011bru materi\u00e1l\u016f a zda pevnost n\u00e1\u0159ad\u00ed odpov\u00edd\u00e1 platn\u00fdm norm\u00e1m.<\/p>\n\n\n\n<p>V sou\u010dasn\u00e9 dob\u011b je rovn\u011b\u017e uvedeno na trh mnoho metod klasifikace ohra\u0148ovac\u00edch n\u00e1stroj\u016f. V kombinaci s r\u016fzn\u00fdmi rozsahy pou\u017eit\u00ed n\u00e1stroj\u016f existuj\u00ed tak\u00e9 ur\u010dit\u00e9 rozd\u00edly ve specifikac\u00edch a modelech n\u00e1stroj\u016f. P\u0159i v\u00fdb\u011bru n\u00e1stroj\u016f je t\u0159eba v\u011bnovat pozornost tak\u00e9 t\u011bmto probl\u00e9m\u016fm a mus\u00ed b\u00fdt vybr\u00e1ny podle standard\u016f zpracov\u00e1n\u00ed materi\u00e1l\u016f. . Pokud existuj\u00ed n\u011bjak\u00e9 pochybnosti o pou\u017eit\u00ed n\u00e1stroje, nechejte za n\u00e1kup odpov\u011bdn\u00ed odborn\u00edci, kte\u0159\u00ed mohou zajistit, \u017ee v\u00fdb\u011br n\u00e1stroje bude rozumn\u011bj\u0161\u00ed.<\/p>\n\n\n\n<p>V sou\u010dasn\u00e9 dob\u011b je uplatn\u011bn\u00ed oh\u00fdbac\u00edch obr\u00e1b\u011bc\u00edch stroj\u016f velmi \u0161irok\u00e9, tak\u017ee se zvy\u0161uje i po\u010det v\u00fdrobc\u016f odpov\u011bdn\u00fdch za v\u00fdrobu n\u00e1stroj\u016f. N\u00e1stroje vyroben\u00e9 r\u016fzn\u00fdmi v\u00fdrobci budou m\u00edt ur\u010dit\u00e9 rozd\u00edly v aplika\u010dn\u00edm efektu a kvalit\u011b. Pro n\u00e1kup produkt\u016f byste si proto m\u011bli vybrat profesion\u00e1ln\u00edho v\u00fdrobce n\u00e1stroj\u016f.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/tooling.harsle.com\/wp-content\/themes\/woodmart\/images\/lazy.svg\" data-src=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/\u6a21\u5177-1.jpg\" alt=\"\" class=\"wd-lazy-fade wp-image-17552\" width=\"600\" height=\"400\" title=\"\" srcset=\"\" data-srcset=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/\u6a21\u5177-1.jpg 800w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/\u6a21\u5177-1-300x200.jpg 300w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/\u6a21\u5177-1-768x512.jpg 768w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/\u6a21\u5177-1-18x12.jpg 18w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/\u6a21\u5177-1-600x400.jpg 600w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/\u6a21\u5177-1-150x100.jpg 150w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure><\/div>\n\n\n\n<p>S rychl\u00fdm rozvojem spole\u010dnosti se tento rok velmi rychle rozv\u00edjel tak\u00e9 zpracovatelsk\u00fd pr\u016fmysl m\u00e9 zem\u011b. Pro pr\u016fmysl oh\u00fdbac\u00edch stroj\u016f se rozsah trhu hodn\u011b roz\u0161\u00ed\u0159il. V sou\u010dasn\u00e9 dob\u011b jsou oh\u00fdbac\u00ed obr\u00e1b\u011bc\u00ed stroje na trhu \u0161iroce pou\u017e\u00edv\u00e1ny ve v\u00fdrob\u011b za\u0159\u00edzen\u00ed, v\u00fdrob\u011b n\u00e1stroj\u016f a letectv\u00ed. Je \u0161iroce pou\u017e\u00edv\u00e1n v letectv\u00ed a dal\u0161\u00edch oborech. P\u0159esnost oh\u00fdbac\u00edho stroje lze pova\u017eovat za ukazatel pro posouzen\u00ed kvality v\u00fdkonu. V\u00fd\u0161ka p\u0159esnosti p\u0159\u00edmo ovliv\u0148uje kvalitu produkt\u016f n\u00e1sledn\u00e9ho zpracov\u00e1n\u00ed. Jak\u00e9 jsou tedy konkr\u00e9tn\u00ed \u00fa\u010dinky n\u00edzk\u00e9 p\u0159esnosti na produkt? N\u00e1sleduje stru\u010dn\u00fd \u00favod.<\/p>\n\n\n\n<p>P\u0159i pou\u017eit\u00ed ohra\u0148ovac\u00edch n\u00e1stroj\u016f je p\u0159esnost horn\u00edho n\u00e1stroje \u010dasto d\u016fle\u017eit\u011bj\u0161\u00ed ne\u017e spodn\u00edho n\u00e1stroje, proto\u017ee obecn\u011b \u0159e\u010deno, \u00fahel oh\u00fdban\u00e9ho produktu je ur\u010den horn\u00edm n\u00e1strojem, tak\u017ee horn\u00ed n\u00e1stroj je d\u016fle\u017eit\u00fdm faktorem p\u0159i ur\u010dov\u00e1n\u00ed \u00fahel produktu. Pokud nen\u00ed p\u0159esnost \u00fahlu R horn\u00ed matrice oh\u00fdba\u010dky dostate\u010dn\u011b vysok\u00e1, bude oblouk obrobku v ohybu pom\u011brn\u011b velk\u00fd a celkov\u00fd vzhled bude nevzhledn\u00fd.<\/p>\n\n\n\n<p>Pokud p\u0159esnost horn\u00ed dutiny n\u00e1stroje ohra\u0148ovac\u00edho lisu nen\u00ed vysok\u00e1, nelze se t\u00e9to poloze b\u011bhem zpracov\u00e1n\u00ed vyhnout, vnit\u0159n\u00ed roh bude zatla\u010den proti vnit\u0159ku dutiny a nejlep\u0161\u00ed \u010d\u00e1st bude deformov\u00e1na. Pokud p\u0159esnost rukojeti matrice nen\u00ed vysok\u00e1, bude to m\u00edt p\u0159\u00edm\u00fd vliv na instalaci horn\u00ed matrice, tak\u017ee horn\u00ed matrice je nestabiln\u00ed, celkov\u00e1 rovnob\u011b\u017enost se bude odchylovat a kvalita zpracov\u00e1van\u00e9ho obrobku bude p\u0159irozen\u011b ovlivn\u011bna.<\/p>\n\n\n\n<p>P\u0159esto\u017ee p\u0159esnost spodn\u00edho n\u00e1stroje je relativn\u011b m\u00e9n\u011b d\u016fle\u017eit\u00e1 ne\u017e horn\u00edho n\u00e1stroje, p\u0159esnost spodn\u00edho n\u00e1stroje se pou\u017e\u00edv\u00e1 ke kontrole efektivity v\u00fdroby a ur\u010den\u00ed vzhledu v\u00fdrobku. P\u0159esnost nen\u00ed vysok\u00e1 a m\u00e1 tak\u00e9 velk\u00fd vliv na produkt.<\/p>\n\n\n\n<p>Pojem p\u0159esnost lze na matrici oh\u00fdba\u010dky ch\u00e1pat jako m\u00edru shody parametr\u016f, jako je \u00fahel a v\u00fd\u0161ka v\u00fdkresu a hotov\u00e9ho v\u00fdrobku. U n\u011bkter\u00fdch produkt\u016f s n\u00edzk\u00fdmi po\u017eadavky na p\u0159esnost lze po\u017eadavky na p\u0159esnost zm\u00edrnit; ale u p\u0159esn\u00fdch n\u00e1stroj\u016f, jako jsou oh\u00fdbac\u00ed stroje, p\u0159esnost p\u0159\u00edmo ur\u010duje, zda je vysok\u00e1 kvalita.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/tooling.harsle.com\/wp-content\/themes\/woodmart\/images\/lazy.svg\" data-src=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/scaleimage-1.jpg\" alt=\"\" class=\"wd-lazy-fade wp-image-17553\" width=\"600\" height=\"398\" title=\"\" srcset=\"\" data-srcset=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/scaleimage-1.jpg 800w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/scaleimage-1-300x199.jpg 300w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/scaleimage-1-768x510.jpg 768w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/scaleimage-1-18x12.jpg 18w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/scaleimage-1-600x398.jpg 600w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/scaleimage-1-150x100.jpg 150w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure><\/div>\n\n\n\n<p>Pokud tedy p\u0159esnost n\u00e1stroje nen\u00ed vysok\u00e1, jak\u00fd dopad to bude m\u00edt na produkt?<\/p>\n\n\n\n<p>Odchylka \u00fahlu ohybu plechu:<\/p>\n\n\n\n<p>Pokud je \u00fahel oh\u00fdbac\u00edho no\u017ee p\u0159\u00edli\u0161 velk\u00fd nebo p\u0159\u00edli\u0161 mal\u00fd, p\u0159\u00edmo to zp\u016fsob\u00ed, \u017ee \u00fahel hotov\u00e9ho plechov\u00e9ho v\u00fdrobku nespln\u00ed o\u010dek\u00e1v\u00e1n\u00ed. A pokud hrana oh\u00fdbac\u00edho no\u017ee nen\u00ed dostate\u010dn\u011b rovn\u00e1, povede to tak\u00e9 k v\u011bt\u0161\u00edmu oblouku v ohybu hotov\u00e9ho plechu, sp\u00ed\u0161e ne\u017e ke zjevn\u00e9mu \u00fahlu. M\u016f\u017ee ovlivnit kvalitu obrobku.<\/p>\n\n\n\n<p>Pokud p\u0159esnost zkosen\u00ed dr\u00e1\u017eky spodn\u00ed matrice nen\u00ed vysok\u00e1 a \u00fahel je p\u0159\u00edli\u0161 velk\u00fd, zp\u016fsob\u00ed to sklouznut\u00ed plechu p\u0159i oh\u00fdb\u00e1n\u00ed dol\u016f, co\u017e m\u00e1 za n\u00e1sledek deformaci nebo velk\u00e9 ohnut\u00ed v ohybu. Pokud je \u00fahel p\u0159\u00edli\u0161 mal\u00fd, je snadn\u00e9 zanechat na konci plechu prohlube\u0148, kter\u00e1 ovliv\u0148uje kvalitu a vzhled obrobku.<\/p>\n\n\n\n<p>\u00dahel odskoku plechu:<\/p>\n\n\n\n<p>P\u0159esnost \u00fahlu zkosen\u00ed spodn\u00ed matrice oh\u00fdba\u010dky nen\u00ed vysok\u00e1. Nap\u0159\u00edklad, kdy\u017e je \u00fahel p\u0159\u00edli\u0161 mal\u00fd nebo p\u0159\u00edli\u0161 velk\u00fd, hloubka lisov\u00e1n\u00ed plechu je p\u0159\u00edli\u0161 odli\u0161n\u00e1, co\u017e znamen\u00e1, \u017ee \u00fahel odrazu (odskoku) plechu se bude li\u0161it od odhadovan\u00e9 hodnoty. ovlivnit kvalitu produktu.<\/p>\n\n\n\n<p>Deformace oh\u00fdban\u00e9ho obrobku:<\/p>\n\n\n\n<p>N\u011bkter\u00e9 oh\u00fdbac\u00ed obr\u00e1b\u011bc\u00ed stroje budou na za\u010d\u00e1tku n\u00e1vrhu zva\u017eovat koncept naz\u00fdvan\u00fd dutina a jeho funkc\u00ed je vyhnout se produktu. kontaktu s \u010d\u00e1st\u00ed dutiny, co\u017e m\u00e1 za n\u00e1sledek deformaci horn\u00ed \u010d\u00e1sti obrobku.<\/p>\n\n\n\n<p>Sn\u00ed\u017een\u00ed \u017eivotnosti zem\u0159\u00edt:<\/p>\n\n\n\n<p>N\u00edzk\u00e1 p\u0159esnost ka\u017ed\u00e9 \u010d\u00e1sti <a href=\"https:\/\/tooling.harsle.com\/cs\/produkt\/4228-intermediates\/\">oh\u00fdbac\u00ed obr\u00e1b\u011bc\u00ed stroj<\/a>&nbsp;ovlivn\u00ed jeho \u017eivotnost. Nap\u0159\u00edklad \u00fahlov\u00e1 odchylka horn\u00ed a spodn\u00ed matrice zv\u00fd\u0161\u00ed t\u0159en\u00ed. N\u00edzk\u00e1 p\u0159esnost rukojeti matrice vede k odchylce celkov\u00e9 rovnob\u011b\u017enosti a zvy\u0161uje t\u0159en\u00ed v ur\u010dit\u00e9m sm\u011bru horn\u00edch a doln\u00edch roh\u016f. N\u00edzk\u00e1 p\u0159esnost dr\u00e1\u017eky n\u00e1stroje m\u016f\u017ee zp\u016fsobit ot\u0159esy n\u00e1stroje a v\u00fdkyvy b\u011bhem provozu v\u00fdrazn\u011b ovlivn\u00ed efektivitu pr\u00e1ce, ani\u017e by se sn\u00ed\u017eila \u017eivotnost n\u00e1stroje.<\/p>\n\n\n\n<p>Proto lze \u0159\u00edci, \u017ee zaji\u0161t\u011bn\u00ed p\u0159esnosti ohra\u0148ovac\u00edho n\u00e1stroje ur\u010duje kvalitu n\u00e1stroje, co\u017e je d\u016fle\u017eit\u00fd faktor p\u0159i v\u00fdrob\u011b nebo n\u00e1kupu ohra\u0148ovac\u00edho n\u00e1stroje. M\u011bl by b\u00fdt st\u0159edem z\u00e1jmu v\u0161ech v\u00fdrobc\u016f.<\/p>\n\n\n\n<p>Oh\u00fdbac\u00ed stroj je n\u00e1stroj pou\u017e\u00edvan\u00fd oh\u00fdbac\u00edm strojem k tvarov\u00e1n\u00ed a zpracov\u00e1n\u00ed plo\u0161n\u00fdch materi\u00e1l\u016f. Tento n\u00e1stroj se skl\u00e1d\u00e1 z r\u016fzn\u00fdch \u010d\u00e1st\u00ed a r\u016fzn\u00e9 n\u00e1stroje se skl\u00e1daj\u00ed z r\u016fzn\u00fdch \u010d\u00e1st\u00ed. Realizuje p\u0159edev\u0161\u00edm opracov\u00e1n\u00ed tvaru v\u00fdrobku zm\u011bnou fyzik\u00e1ln\u00edho stavu tvarovan\u00e9ho materi\u00e1lu. N\u00e1stroj se pou\u017e\u00edv\u00e1 k p\u0159etvo\u0159en\u00ed obrobku na sou\u010d\u00e1st ur\u010dit\u00e9ho tvaru a velikosti p\u016fsoben\u00edm tlaku oh\u00fdba\u010dky.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/tooling.harsle.com\/wp-content\/themes\/woodmart\/images\/lazy.svg\" data-src=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/press-brake-tools-press-brake-tooling.jpg\" alt=\"\" class=\"wd-lazy-fade wp-image-17554\" width=\"601\" height=\"468\" title=\"\" srcset=\"\" data-srcset=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/press-brake-tools-press-brake-tooling.jpg 600w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/press-brake-tools-press-brake-tooling-300x233.jpg 300w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/press-brake-tools-press-brake-tooling-15x12.jpg 15w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/press-brake-tools-press-brake-tooling-150x117.jpg 150w\" sizes=\"(max-width: 601px) 100vw, 601px\" \/><\/figure><\/div>\n\n\n\n<p>Oh\u00fdbac\u00ed stroje z r\u016fzn\u00fdch materi\u00e1l\u016f budou m\u00edt r\u016fzn\u00e9 v\u00fdkony. Obecn\u011b lze \u0159\u00edci, \u017ee n\u00e1stroje jsou vyrobeny z T8 nebo T10, T10A a lep\u0161\u00ed materi\u00e1l je 42CrMo. Dal\u0161\u00edm velmi dobr\u00fdm materi\u00e1lem je Cr12MoV. Jak\u00fd druh materi\u00e1lu je tedy nejvhodn\u011bj\u0161\u00ed pro v\u00fdrobu oh\u00fdbac\u00edch stroj\u016f? Na tuto ot\u00e1zku neexistuje odpov\u011b\u010f, proto\u017ee v r\u016fzn\u00fdch v\u00fdrobn\u00edch oborech se pou\u017e\u00edvaj\u00ed r\u016fzn\u00e9 materi\u00e1ly. Zde uvedu n\u011bkolik b\u011b\u017en\u011b pou\u017e\u00edvan\u00fdch materi\u00e1l\u016f, abych porovnal jejich v\u00fdhody a nev\u00fdhody.<\/p>\n\n\n\n<p>Legovan\u00e1 konstruk\u010dn\u00ed ocel: \u010cist\u00fd kov m\u00e1 dobrou hou\u017eevnatost, ale pou\u017eit\u00ed \u010dist\u00e9ho kovu je velmi omezen\u00e9. Je to proto, \u017ee v \u010dist\u00e9m kovu nelze nal\u00e9zt kovov\u00e9 materi\u00e1ly s vysokou tvrdost\u00ed, elasticitou a pevnost\u00ed. R\u016fzn\u00e9 legovan\u00e9 oceli mohou spl\u0148ovat r\u016fzn\u00e9 pot\u0159eby. Proto je oh\u00fdbac\u00ed stroj vhodn\u00fd pro v\u00fdrobu z legovan\u00e9 konstruk\u010dn\u00ed oceli.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/tooling.harsle.com\/wp-content\/themes\/woodmart\/images\/lazy.svg\" data-src=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/\u6a21\u5177.jpg\" alt=\"\" class=\"wd-lazy-fade wp-image-17555\" width=\"600\" height=\"400\" title=\"\" srcset=\"\" data-srcset=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/\u6a21\u5177.jpg 800w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/\u6a21\u5177-300x200.jpg 300w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/\u6a21\u5177-768x512.jpg 768w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/\u6a21\u5177-18x12.jpg 18w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/\u6a21\u5177-600x400.jpg 600w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/\u6a21\u5177-150x100.jpg 150w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure><\/div>\n\n\n\n<p>Konstruk\u010dn\u00ed ocel s vysok\u00fdm obsahem uhl\u00edku a legovan\u00e1 ocel s n\u00edzk\u00fdm obsahem uhl\u00edku: V legovan\u00e9 konstruk\u010dn\u00ed oceli jsou vysoce uhl\u00edkov\u00e9 a n\u00edzko uhl\u00edkov\u00e9.<\/p>\n\n\n\n<p>Konstruk\u010dn\u00ed ocel s vysok\u00fdm obsahem uhl\u00edku: n\u00edzk\u00e1 elasticita, n\u00edzk\u00e1 prokalitelnost po tepeln\u00e9m zpracov\u00e1n\u00ed, tvrdost m\u016f\u017ee obecn\u011b dos\u00e1hnout HRC30-35 stup\u0148\u016f, obecn\u011b vhodn\u00e1 pro b\u011b\u017en\u00e9 oh\u00fdbac\u00ed obr\u00e1b\u011bc\u00ed stroje, jejich\u017e hlavn\u00edm p\u0159edstavitelem je ocel \u010d. 85, jej\u00ed pevnost a tvrdost jsou vy\u0161\u0161\u00ed ne\u017e ostatn\u00ed Ocel 75\/70\/80 je o n\u011bco vy\u0161\u0161\u00ed, tak\u017ee pro obrobky s n\u00edzk\u00fdmi po\u017eadavky na ohyb m\u016f\u017ee ocel 85 v z\u00e1sad\u011b splnit po\u017eadavky.<\/p>\n\n\n\n<p>N\u00edzkouhl\u00edkov\u00e1 legovan\u00e1 ocel: Obecn\u011b plat\u00ed, \u017ee tvrdost a hou\u017eevnatost n\u00edzkouhl\u00edkov\u00e9 legovan\u00e9 oceli je mnohem siln\u011bj\u0161\u00ed ne\u017e u oceli s vysok\u00fdm obsahem uhl\u00edku. To je zp\u016fsobeno p\u0159id\u00e1n\u00edm stopov\u00fdch kovov\u00fdch prvk\u016f, jako je chrom a molybden b\u011bhem procesu taven\u00ed, co\u017e v\u00fdrazn\u011b zlep\u0161uje jeho v\u00fdkon.<\/p>\n\n\n\n<p>Ocel 42CrMo je druh n\u00edzkouhl\u00edkov\u00e9 legovan\u00e9 oceli s velmi dobr\u00fdm v\u00fdkonem. Po tepeln\u00e9m zpracov\u00e1n\u00ed m\u016f\u017ee tvrdost dos\u00e1hnout HRC48\u00b12 stup\u0148\u016f. \u010cast\u011bj\u0161\u00ed je vn\u011bj\u0161\u00ed pou\u017eit\u00ed a tak\u00e9 rozsah pou\u017eit\u00ed je velmi \u0161irok\u00fd.<\/p>\n\n\n\n<p>Cr12MoV ocel je tak\u00e9 n\u00edzkouhl\u00edkov\u00e1 legovan\u00e1 ocel, kter\u00e1 se v\u00edce pou\u017e\u00edv\u00e1 v lisovac\u00edch n\u00e1stroj\u00edch. D\u00edky sv\u00e9 vysok\u00e9 tvrdosti, vysok\u00e9 odolnosti proti opot\u0159eben\u00ed a vysok\u00e9 prokalitelnosti se dob\u0159e pou\u017e\u00edv\u00e1 ve vysek\u00e1vac\u00edch n\u00e1stroj\u00edch. S rozvojem pr\u016fmyslu se tento druh oceli postupn\u011b dostal i do v\u00fdroby oh\u00fdbac\u00edch stroj\u016f. Po tepeln\u00e9m zpracov\u00e1n\u00ed je tvrdost HRC55-60 stup\u0148\u016f. Jej\u00ed vysok\u00e1 tvrdost a vysok\u00e1 odolnost proti opot\u0159eben\u00ed p\u0159edur\u010duj\u00ed, \u017ee ocel Cr12MoV m\u00e1 dobr\u00e9 uplatn\u011bn\u00ed ve speci\u00e1ln\u00edch oblastech.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/tooling.harsle.com\/wp-content\/themes\/woodmart\/images\/lazy.svg\" data-src=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/scaleimage-3.jpg\" alt=\"\" class=\"wd-lazy-fade wp-image-17556\" width=\"600\" height=\"399\" title=\"\" srcset=\"\" data-srcset=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/scaleimage-3.jpg 800w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/scaleimage-3-300x200.jpg 300w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/scaleimage-3-768x511.jpg 768w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/scaleimage-3-18x12.jpg 18w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/scaleimage-3-600x399.jpg 600w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/scaleimage-3-150x100.jpg 150w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure><\/div>\n\n\n\n<p>Materi\u00e1l\u016f, kter\u00e9 lze pou\u017e\u00edt pro oh\u00fdbac\u00ed obr\u00e1b\u011bc\u00ed stroje, je mnohem v\u00edce, ale v\u00fdhody t\u0159\u00ed ocelov\u00fdch plech\u016f v komplexn\u00edm v\u00fdkonu, cen\u011b a slo\u017eitosti zpracov\u00e1n\u00ed jsou st\u00e1le velk\u00e9. Proto je vliv materi\u00e1l\u016f na oh\u00fdbac\u00ed stroj st\u00e1le pom\u011brn\u011b velk\u00fd. P\u0159i n\u00e1kupu oh\u00fdbac\u00edho obr\u00e1b\u011bc\u00edho stroje na m\u00edru byste m\u011bli komplexn\u011b zv\u00e1\u017eit rozsah pou\u017eit\u00ed vlastn\u00edho n\u00e1stroje, po\u017eadovanou odolnost proti opot\u0159eben\u00ed a zda tvrdost m\u016f\u017ee spl\u0148ovat po\u017eadavky na oh\u00fdb\u00e1n\u00ed obrobku.<\/p>\n\n\n\n<p>V sou\u010dasnosti se vyr\u00e1b\u00ed mnoho specifikac\u00ed a model\u016f n\u00e1strojov\u00fdch produkt\u016f, ale bez ohledu na to, o jak\u00fd n\u00e1stroj se jedn\u00e1, vybran\u00e9 d\u00edly jsou relativn\u011b jednoduch\u00e9, tak\u017ee lze u\u0161et\u0159it spoustu \u010dasu p\u0159i lad\u011bn\u00ed a gener\u00e1ln\u00ed oprav\u011b n\u00e1stroje. stavu k dosa\u017een\u00ed \u00fa\u010delu procesu tak, aby po spu\u0161t\u011bn\u00ed za\u0159\u00edzen\u00ed mohl b\u00fdt materi\u00e1l vyroben do ur\u010dit\u00e9 specifikace a tvaru a vyroben\u00fd materi\u00e1l tak\u00e9 mohl spl\u0148ovat po\u017eadavky na instalaci a pou\u017eit\u00ed.<\/p>\n\n\n\n<p>Zam\u011bstnanci by tak\u00e9 m\u011bli v\u011bnovat pozornost tomu, zda jsou kroky operace p\u0159im\u011b\u0159en\u00e9 p\u0159i zpracov\u00e1n\u00ed materi\u00e1lu p\u0159es z\u00e1pustku oh\u00fdba\u010dky. P\u0159ed pou\u017eit\u00edm za\u0159\u00edzen\u00ed ka\u017ed\u00fd den zkontrolujte zdroj nap\u00e1jen\u00ed a pot\u00e9, co se ujist\u011bte, \u017ee nen\u00ed probl\u00e9m, zdroj zapn\u011bte. V tomto okam\u017eiku se spust\u00ed olejov\u00e9 \u010derpadlo. Po nastartov\u00e1n\u00ed je t\u0159eba upravit zdvih. V tomto pracovn\u00edm kroku by m\u011bl u\u017eivatel d\u00e1vat pozor na ponech\u00e1n\u00ed ur\u010dit\u00e9 vzd\u00e1lenosti mezi horn\u00edm a spodn\u00edm n\u00e1strojem. Pokud je vzd\u00e1lenost nespr\u00e1vn\u00e1, ovlivn\u00ed to p\u0159esnost zpracov\u00e1n\u00ed materi\u00e1lu.<\/p>\n\n\n\n<h2 class=\"has-text-align-center wp-block-heading\" id=\"h-optional-equipments\">Voliteln\u00e9 vybaven\u00ed<\/h2>\n\n\n<div data-block-name=\"woocommerce\/product-best-sellers\" data-rows=\"1\" class=\"wc-block-grid wp-block-product-best-sellers wp-block-woocommerce-product-best-sellers wc-block-product-best-sellers has-3-columns\"><ul class=\"wc-block-grid__products\"><li class=\"wc-block-grid__product\">\n\t\t\t\t<a href=\"https:\/\/tooling.harsle.com\/cs\/produkt\/1238-wila-trumpf-acute-punch\/\" class=\"wc-block-grid__product-link\">\n\t\t\t\t\t\n\t\t\t\t\t<div class=\"wc-block-grid__product-image\"><img decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/1238-600x600.png\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"1238 WILA-TRUMPF Acute Punch\" srcset=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/1238-600x600.png 600w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/1238-150x150.png 150w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/1238-300x300.png 300w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/1238-768x768.png 768w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/1238.png 800w\" sizes=\"(max-width: 600px) 100vw, 600px\" title=\"\"><\/div>\n\t\t\t\t\t<div class=\"wc-block-grid__product-title\">1238 WILA-TRUMPF Acute Punch<\/div>\n\t\t\t\t<\/a>\n\t\t\t\t<div class=\"wc-block-grid__product-price price\"><\/div>\n\t\t\t\t\n\t\t\t\t<div class=\"wp-block-button wc-block-grid__product-add-to-cart\"><a href=\"https:\/\/tooling.harsle.com\/cs\/produkt\/1238-wila-trumpf-acute-punch\/\" aria-label=\"Vyberte nastaven\u00ed pro &bdquo;1238 WILA-TRUMPF Acute Punch&ldquo;\" data-quantity=\"1\" data-product_id=\"15152\" data-product_sku=\"fd710bd03083\" data-price=\"100\" rel=\"nofollow\" class=\"wp-block-button__link  add_to_cart_button\">V\u00fdb\u011br mo\u017enost\u00ed<\/a><\/div>\n\t\t\t<\/li><li class=\"wc-block-grid__product\">\n\t\t\t\t<a href=\"https:\/\/tooling.harsle.com\/cs\/produkt\/3120-bystronic-beyeler-1v-die\/\" class=\"wc-block-grid__product-link\">\n\t\t\t\t\t\n\t\t\t\t\t<div class=\"wc-block-grid__product-image\"><img decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/3120-600x600.png\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"3120 BYSTRONIC-BEYELER 1V Die\" srcset=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/3120-600x600.png 600w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/3120-150x150.png 150w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/3120-300x300.png 300w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/3120-768x768.png 768w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/3120.png 800w\" sizes=\"(max-width: 600px) 100vw, 600px\" title=\"\"><\/div>\n\t\t\t\t\t<div class=\"wc-block-grid__product-title\">3120 BYSTRONIC-BEYELER 1V Die<\/div>\n\t\t\t\t<\/a>\n\t\t\t\t<div class=\"wc-block-grid__product-price price\"><\/div>\n\t\t\t\t\n\t\t\t\t<div class=\"wp-block-button wc-block-grid__product-add-to-cart\"><a href=\"https:\/\/tooling.harsle.com\/cs\/produkt\/3120-bystronic-beyeler-1v-die\/\" aria-label=\"Vyberte nastaven\u00ed pro &bdquo;3120 BYSTRONIC-BEYELER 1V Die&ldquo;\" data-quantity=\"1\" data-product_id=\"14960\" data-product_sku=\"3cbdf5d4b8e2\" data-price=\"100\" rel=\"nofollow\" class=\"wp-block-button__link  add_to_cart_button\">V\u00fdb\u011br mo\u017enost\u00ed<\/a><\/div>\n\t\t\t<\/li><li class=\"wc-block-grid__product\">\n\t\t\t\t<a href=\"https:\/\/tooling.harsle.com\/cs\/produkt\/3117-bystronic-beyeler-1v-die\/\" class=\"wc-block-grid__product-link\">\n\t\t\t\t\t\n\t\t\t\t\t<div class=\"wc-block-grid__product-image\"><img decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/3117-600x600.png\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"3117 BYSTRONIC-BEYELER 1V Die\" srcset=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/3117-600x600.png 600w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/3117-150x150.png 150w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/3117-300x300.png 300w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/3117-768x768.png 768w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/3117.png 800w\" sizes=\"(max-width: 600px) 100vw, 600px\" title=\"\"><\/div>\n\t\t\t\t\t<div class=\"wc-block-grid__product-title\">3117 BYSTRONIC-BEYELER 1V Die<\/div>\n\t\t\t\t<\/a>\n\t\t\t\t<div class=\"wc-block-grid__product-price price\"><\/div>\n\t\t\t\t\n\t\t\t\t<div class=\"wp-block-button wc-block-grid__product-add-to-cart\"><a href=\"https:\/\/tooling.harsle.com\/cs\/produkt\/3117-bystronic-beyeler-1v-die\/\" aria-label=\"Vyberte nastaven\u00ed pro &bdquo;3117 BYSTRONIC-BEYELER 1V Die&ldquo;\" data-quantity=\"1\" data-product_id=\"14945\" data-product_sku=\"431d851ab85a\" data-price=\"100\" rel=\"nofollow\" class=\"wp-block-button__link  add_to_cart_button\">V\u00fdb\u011br mo\u017enost\u00ed<\/a><\/div>\n\t\t\t<\/li><\/ul><\/div>\n\n\n<p class=\"yoast-reading-time__wrapper\"><span class=\"yoast-reading-time__icon\"><\/span><span class=\"yoast-reading-time__descriptive-text\">Odhadovan\u00e1 doba \u010dten\u00ed:  <\/span><span class=\"yoast-reading-time__reading-time\">10<\/span><span class=\"yoast-reading-time__time-unit\"> minut<\/span><\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Press brake tools&nbsp;play an important role in many industries that require sheet metal processing. With the progress of industrial development,<\/p>","protected":false},"author":1,"featured_media":17558,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1],"tags":[2125,2127,2126],"class_list":["post-17549","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-press-brake-tooling","tag-bending-machine-tools","tag-punch-and-die","tag-sheet-metal-bending-tools"],"jetpack_featured_media_url":"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/02\/\u4e3b\u56fe.jpg","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/tooling.harsle.com\/cs\/wp-json\/wp\/v2\/posts\/17549","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tooling.harsle.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tooling.harsle.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tooling.harsle.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tooling.harsle.com\/cs\/wp-json\/wp\/v2\/comments?post=17549"}],"version-history":[{"count":0,"href":"https:\/\/tooling.harsle.com\/cs\/wp-json\/wp\/v2\/posts\/17549\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tooling.harsle.com\/cs\/wp-json\/wp\/v2\/media\/17558"}],"wp:attachment":[{"href":"https:\/\/tooling.harsle.com\/cs\/wp-json\/wp\/v2\/media?parent=17549"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tooling.harsle.com\/cs\/wp-json\/wp\/v2\/categories?post=17549"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tooling.harsle.com\/cs\/wp-json\/wp\/v2\/tags?post=17549"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}