{"id":3458,"date":"2024-09-09T01:09:46","date_gmt":"2024-09-09T01:09:46","guid":{"rendered":"https:\/\/www.shen-chong.com\/?p=3458"},"modified":"2024-09-09T01:46:19","modified_gmt":"2024-09-09T01:46:19","slug":"understanding-springback-in-sheet-metal-bending","status":"publish","type":"post","link":"https:\/\/www.shen-chong.com\/lt\/understanding-springback-in-sheet-metal-bending\/","title":{"rendered":"Spyruoklinio lenkimo supratimas"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"3458\" class=\"elementor elementor-3458\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-210b9de elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"210b9de\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-8bf7683\" data-id=\"8bf7683\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-02c5eb0 elementor-widget elementor-widget-heading\" data-id=\"02c5eb0\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.20.0 - 13-03-2024 *\/\n.elementor-heading-title{padding:0;margin:0;line-height:1}.elementor-widget-heading .elementor-heading-title[class*=elementor-size-]>a{color:inherit;font-size:inherit;line-height:inherit}.elementor-widget-heading .elementor-heading-title.elementor-size-small{font-size:15px}.elementor-widget-heading .elementor-heading-title.elementor-size-medium{font-size:19px}.elementor-widget-heading .elementor-heading-title.elementor-size-large{font-size:29px}.elementor-widget-heading 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data-settings=\"{&quot;headings_by_tags&quot;:[&quot;h2&quot;],&quot;exclude_headings_by_selector&quot;:[],&quot;marker_view&quot;:&quot;numbers&quot;,&quot;minimize_box&quot;:&quot;yes&quot;,&quot;minimized_on&quot;:&quot;tablet&quot;,&quot;hierarchical_view&quot;:&quot;yes&quot;,&quot;min_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor-pro - v3.18.0 - 20-12-2023 *\/\n.elementor-widget-table-of-contents .elementor-toc__header-title{color:var(--header-color)}.elementor-widget-table-of-contents.elementor-toc--collapsed 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svg{height:1em;width:1em;fill:var(--toggle-button-color)}.elementor-toc__spinner-container{text-align:center}.elementor-toc__spinner{font-size:2em}.elementor-toc__spinner.e-font-icon-svg{height:1em;width:1em}.elementor-toc__body{padding:var(--box-padding,20px);max-height:var(--toc-body-max-height);overflow-y:auto}.elementor-toc__body::-webkit-scrollbar{width:7px}.elementor-toc__body::-webkit-scrollbar-thumb{background-color:#babfc5;border-radius:10px}.elementor-toc__list-wrapper{list-style:none;padding:0}.elementor-toc__list-item{margin-bottom:.5em}.elementor-toc__list-item.elementor-item-active{font-weight:700}.elementor-toc__list-item 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.elementor-toc__list-item-text{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.elementor-toc__list-items--collapsible>.elementor-toc__list-wrapper>.elementor-toc__list-item>.elementor-toc__list-wrapper{display:none}.elementor-toc__heading-anchor{position:absolute}.elementor-toc__body .elementor-toc__list-item-text{color:var(--item-text-color);-webkit-text-decoration:var(--item-text-decoration);text-decoration:var(--item-text-decoration)}.elementor-toc__body .elementor-toc__list-item-text:hover{color:var(--item-text-hover-color);-webkit-text-decoration:var(--item-text-hover-decoration);text-decoration:var(--item-text-hover-decoration)}.elementor-toc__body .elementor-toc__list-item-text.elementor-item-active{color:var(--item-text-active-color);-webkit-text-decoration:var(--item-text-active-decoration);text-decoration:var(--item-text-active-decoration)}ol.elementor-toc__list-wrapper{counter-reset:item}ol.elementor-toc__list-wrapper .elementor-toc__list-item{counter-increment:item}ol.elementor-toc__list-wrapper .elementor-toc__list-item-text-wrapper:before{content:counters(item,\".\") \". \"}<\/style>\t\t<div class=\"elementor-toc__header\">\n\t\t\t<h4 class=\"elementor-toc__header-title\">\n\t\t\t\tTurinys\t\t\t<\/h4>\n\t\t\t\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__8f8c071\" aria-expanded=\"true\" aria-label=\"Atidaryti turin\u012f\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-down\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M207.029 381.476L12.686 187.132c-9.373-9.373-9.373-24.569 0-33.941l22.667-22.667c9.357-9.357 24.522-9.375 33.901-.04L224 284.505l154.745-154.021c9.379-9.335 24.544-9.317 33.901.04l22.667 22.667c9.373 9.373 9.373 24.569 0 33.941L240.971 381.476c-9.373 9.372-24.569 9.372-33.942 0z\"><\/path><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__8f8c071\" aria-expanded=\"true\" aria-label=\"U\u017edaryti turin\u012f\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-up\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M240.971 130.524l194.343 194.343c9.373 9.373 9.373 24.569 0 33.941l-22.667 22.667c-9.357 9.357-24.522 9.375-33.901.04L224 227.495 69.255 381.516c-9.379 9.335-24.544 9.317-33.901-.04l-22.667-22.667c-9.373-9.373-9.373-24.569 0-33.941L207.03 130.525c9.372-9.373 24.568-9.373 33.941-.001z\"><\/path><\/svg><\/div>\n\t\t\t\t\t<\/div>\n\t\t<div id=\"elementor-toc__8f8c071\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<svg class=\"elementor-toc__spinner eicon-animation-spin e-font-icon-svg e-eicon-loading\" aria-hidden=\"true\" viewbox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M500 975V858C696 858 858 696 858 500S696 142 500 142 142 304 142 500H25C25 237 238 25 500 25S975 237 975 500 763 975 500 975Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3f5a86c elementor-widget elementor-widget-text-editor\" data-id=\"3f5a86c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.20.0 - 13-03-2024 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#69727d;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#69727d;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<p>Lak\u0161tinio metalo lenkimas yra labai svarbus gamybos procesas, naudojamas metalin\u0117ms plok\u0161t\u0117ms formuoti norimu kampu ir forma. Jis vaidina svarb\u0173 vaidmen\u012f tokiose pramon\u0117s \u0161akose kaip automobili\u0173, aviacijos ir kosmoso, statybos ir elektronikos pramon\u0117. Bet kod\u0117l lenkiamos lak\u0161tinio metalo plok\u0161t\u0117s da\u017enai nei\u0161laiko savo formos? Atsakymas slypi rei\u0161kinyje, vadinamame at\u0161okimu. Vienas i\u0161 pagrindini\u0173 i\u0161\u0161\u016bki\u0173, su kuriais susiduriama lenkimo proceso metu, yra at\u0161okimas. Tai \u012fvyksta, kai metalas po lenkimo i\u0161 dalies gr\u012f\u017eta \u012f pradin\u0119 form\u0105, kuri\u0105 lemia tokie veiksniai kaip med\u017eiagos savyb\u0117s, lenkimo spindulys ir veikianti j\u0117ga. At\u0161okimas lenkiant lak\u0161tin\u012f metal\u0105 gali lemti netikslius galutinius gaminius. \u0160iame straipsnyje nagrin\u0117sime at\u0161okimo prie\u017eastis lenkiant lak\u0161tin\u012f metal\u0105, at\u0161okimo \u012ftak\u0105 tikslumui ir veiksmingas strategijas, kaip suma\u017einti at\u0161okim\u0105. \u0160i\u0173 s\u0105vok\u0173 supratimas gali gerokai pagerinti metalo apdirbimo darb\u0173 tikslum\u0105 ir kokyb\u0119.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9bd59ff elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"9bd59ff\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.20.0 - 13-03-2024 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100%;-webkit-mask-repeat:var(--divider-pattern-repeat);mask-repeat:var(--divider-pattern-repeat);background-color:var(--divider-color);-webkit-mask-image:var(--divider-pattern-url);mask-image:var(--divider-pattern-url)}.elementor-widget-divider--no-spacing{--divider-pattern-size:auto}.elementor-widget-divider--bg-round{--divider-pattern-repeat:round}.rtl .elementor-widget-divider .elementor-divider__text{direction:rtl}.e-con-inner>.elementor-widget-divider,.e-con>.elementor-widget-divider{width:var(--container-widget-width,100%);--flex-grow:var(--container-widget-flex-grow)}<\/style>\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5f1014a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5f1014a\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0cf6233\" data-id=\"0cf6233\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c8942da elementor-widget elementor-widget-heading\" data-id=\"c8942da\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Kas yra spyruoklinis lenkimas lak\u0161tinio metalo?<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-adb41ac elementor-widget elementor-widget-image\" data-id=\"adb41ac\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.20.0 - 13-03-2024 *\/\n.elementor-widget-image{text-align:center}.elementor-widget-image a{display:inline-block}.elementor-widget-image a img[src$=\".svg\"]{width:48px}.elementor-widget-image img{vertical-align:middle;display:inline-block}<\/style>\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"650\" height=\"349\" src=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/bending-springback-.png\" class=\"attachment-full size-full wp-image-3466\" alt=\"lenkimo spyruoklin\u0117\" srcset=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/bending-springback-.png 650w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/bending-springback--300x161.png 300w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/bending-springback--18x10.png 18w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-28673d2 elementor-widget elementor-widget-text-editor\" data-id=\"28673d2\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Kai metalin\u0117 plok\u0161t\u0117 po lenkimo negali i\u0161laikyti numatyto tikslaus kampo ar i\u0161linkio, \u012fvyksta at\u0161okis. Kai j\u0117ga sulenkia metalin\u0119 plok\u0161t\u0119, ji patiria elastin\u0119 ir plastin\u0119 deformacij\u0105. Plastin\u0117 deformacija yra nuolatin\u0117, o elastin\u0117 deformacija yra laikina ir atsistato, kai i\u0161orin\u0117 j\u0117ga i\u0161nyksta. \u0160ios elastin\u0117s deformacijos atsigavimas lemia, kad plok\u0161t\u0117 i\u0161 dalies gr\u012f\u017eta \u012f pradin\u0119 pad\u0117t\u012f, tod\u0117l atsiranda at\u0161okis.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-20dab65 elementor-widget elementor-widget-heading\" data-id=\"20dab65\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Fizinis principas<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2b433a8 elementor-widget elementor-widget-text-editor\" data-id=\"2b433a8\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Atraminio spyruoklio principas slypi lenkimo metu susidaran\u010diuose vidiniuose \u012ftempiuose. Kai lak\u0161tas sulenkiamas, i\u0161orinis lenkimo pavir\u0161ius i\u0161tempiamas (tempimo \u012ftempis), o vidinis pavir\u0161ius suspaud\u017eiamas (gniu\u017edymo \u012ftempis). Pa\u0161alinus lenkimo j\u0117g\u0105, \u0161i\u0173 \u012ftempi\u0173 elastin\u0117 dedamoji bando gr\u0105\u017einti med\u017eiag\u0105 \u012f nedeformuot\u0105 b\u016bsen\u0105. Atraminio spyruoklio laipsnis priklauso nuo med\u017eiagos elastin\u0117s ir plastin\u0117s deformacijos pusiausvyros.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1043800 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"1043800\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-64e1512 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"64e1512\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-8c05109\" data-id=\"8c05109\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-355e269 elementor-widget elementor-widget-heading\" data-id=\"355e269\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Veiksniai, darantys \u012ftak\u0105 pavasario atsigavimui<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-25e0596 elementor-widget elementor-widget-text-editor\" data-id=\"25e0596\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Keletas veiksni\u0173 \u012ftakoja atsigavimo greit\u012f <a href=\"https:\/\/www.shen-chong.com\/lt\/comprehensive-introduction-sheet-metal-bending\/\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #3366ff;\">lak\u0161tinio metalo lenkimas<\/span><\/a>\u0160i\u0173 veiksni\u0173 supratimas gali pad\u0117ti numatyti ir kontroliuoti atatrank\u0105 projektavimo ir gamybos proceso metu.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7835723 elementor-widget elementor-widget-heading\" data-id=\"7835723\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">1. Med\u017eiagos savyb\u0117s<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ec2a73b elementor-widget elementor-widget-text-editor\" data-id=\"ec2a73b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul><li><strong>Takumo riba<\/strong>Metalai, kuri\u0173 takumo riba yra didesn\u0117, yra labiau link\u0119 \u012f at\u0161okim\u0105, nes jie atspar\u016bs liekamajai deformacijai ir turi didesn\u0119 tendencij\u0105 gr\u012f\u017eti \u012f pradin\u0119 form\u0105. Didelio stiprumo plienai ir aliuminio lydiniai da\u017enai pasi\u017eymi didesniu at\u0161okimu, palyginti su ma\u017eai anglies turin\u010diu plienu.<\/li><li><strong>Elastinis modulis<\/strong>Med\u017eiagos tamprumo modulis arba standumas apibr\u0117\u017eia jos geb\u0117jim\u0105 gr\u012f\u017eti \u012f pradin\u0119 form\u0105 po deformacijos. Metalai, turintys didesn\u012f tamprumo modul\u012f, pavyzd\u017eiui, plienas, pasi\u017eymi didesniu spyruokliavimu nei mink\u0161tesn\u0117s med\u017eiagos, tokios kaip aliuminis ar varis.<\/li><\/ul><p>At\u0161okimo kampo dydis yra tiesiogiai proporcingas med\u017eiagos takumo ribai \u03b1a ir atvirk\u0161\u010diai proporcingas tamprumo moduliui (E). Kitaip tariant, kuo didesn\u0117 med\u017eiagos takumo riba, tuo ma\u017eesnis tamprumo modulis ir tuo ma\u017eesnis lak\u0161tinio metalo spyruoklumas. Prie\u0161ingai, tuo didesnis at\u0161okimas.<\/p><p>Norint suma\u017einti lenkimo tikslum\u0105 ir lenkimo metu susidaran\u010dius spyruoklius, vietoj toki\u0173 med\u017eiag\u0173 kaip didelio anglies kiekio plienas arba ner\u016bdijantis plienas reik\u0117t\u0173 rinktis ma\u017eai anglies turint\u012f plien\u0105.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b990cc0 elementor-widget elementor-widget-heading\" data-id=\"b990cc0\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">2. Lak\u0161to storis<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-46aeaee elementor-widget elementor-widget-text-editor\" data-id=\"46aeaee\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Storesni lak\u0161tai paprastai patiria ma\u017eesn\u012f at\u0161okim\u0105 nei plonesni. Taip yra tod\u0117l, kad storesni lak\u0161tai lenkimo metu patiria didesn\u0119 plastin\u0119 deformacij\u0105, o tai suma\u017eina elastingumo atsigavimo efekt\u0105. Ir atvirk\u0161\u010diai, plonesni lak\u0161tai yra lankstesni ir elastingesni, tod\u0117l at\u0161okimas yra ry\u0161kesnis.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8e054c8 elementor-widget elementor-widget-heading\" data-id=\"8e054c8\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">3. Lenkimo spindulys<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8ba1b03 elementor-widget elementor-widget-text-editor\" data-id=\"8ba1b03\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Lak\u0161to storio ir lenkimo spindulio santykis daro didel\u0119 \u012ftak\u0105 atatrankiam spyruokliavimui. Kai lenkimo spindulys yra didelis, palyginti su lak\u0161to storiu, vyksta didesn\u0117 elastin\u0117 deformacija, tod\u0117l padid\u0117ja atatrankumas. Ma\u017eesnis lenkimo spindulys lemia didesn\u0119 plastin\u0119 deformacij\u0105 ir suma\u017eina atatrankum\u0105.<\/p><p>Tai svarbi koncepcija. Kai med\u017eiagos savyb\u0117s leid\u017eia, lak\u0161tinio metalo lenkt\u0173 detali\u0173 u\u017elaidai reik\u0117t\u0173 pasirinkti kuo ma\u017eesn\u012f lenkimo spindul\u012f, kad b\u016bt\u0173 pagerintas apdirbimo tikslumas. Ypa\u010d verta pamin\u0117ti, kad detal\u0117s su dideliais lenkimo spinduliais kelia tam tikr\u0173 i\u0161\u0161\u016bki\u0173 kontroliuojant apdirbimo tikslum\u0105 ir kokyb\u0119.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-14f8bad elementor-widget elementor-widget-heading\" data-id=\"14f8bad\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">4. Lenkimo kampas<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-071cde4 elementor-widget elementor-widget-text-editor\" data-id=\"071cde4\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Kuo didesnis lenkimo kampas, tuo reik\u0161mingesnis lak\u0161tinio metalo lenkimo at\u0161okimo efektas. Pavyzd\u017eiui, lenkiant lak\u0161t\u0105 dideliu kampu (pvz., 90 laipsni\u0173 ar daugiau), med\u017eiaga patiria didesn\u012f \u012ftemp\u012f, tod\u0117l padid\u0117ja at\u0161okimo tikimyb\u0117, kai lenkimo j\u0117ga nebeveikia.<\/p><p>Prie\u0161ingai, ma\u017eesnis lenkimo centro kampas rei\u0161kia ma\u017eesn\u012f deformacijos plot\u0105, tod\u0117l suma\u017e\u0117ja bendra elastin\u0117s deformacijos suma ir atitinkamai suma\u017e\u0117ja bendras lak\u0161tinio metalo lenkimo spyruoklumas.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a6bd3ec elementor-widget elementor-widget-heading\" data-id=\"a6bd3ec\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">5. Lenkimo metodas<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8e5b38b elementor-widget elementor-widget-text-editor\" data-id=\"8e5b38b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>\u012evair\u016bs lenkimo metodai, pavyzd\u017eiui, oro lenkimas ir lenkimas dugnu, turi \u012ftakos atatrankos laipsniui. Oro lenkimo metu lak\u0161tas yra tik i\u0161 dalies prispaustas, tod\u0117l atsigauna elastingiau, o lenkiant dugnu (kai lak\u0161tas visi\u0161kai \u012fspaud\u017eiamas \u012f matric\u0105), metalas yra tvir\u010diau suspaud\u017eiamas, tod\u0117l atatranka suma\u017e\u0117ja.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f24974e elementor-widget elementor-widget-heading\" data-id=\"f24974e\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">6. Lenkimo j\u0117gos F \u012ftaka<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1309ab1 elementor-widget elementor-widget-text-editor\" data-id=\"1309ab1\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Esant tam tikram lenkimo spinduliui, centriniam kampui ir med\u017eiagos storiui, didesn\u0117 lenkimo j\u0117ga F lems ma\u017eesn\u012f atatrank\u0105, o ma\u017eesn\u0117 lenkimo j\u0117ga \u2013 didesn\u012f atatrank\u0105 lenkiant lak\u0161tin\u012f metal\u0105.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9dd50a2 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"9dd50a2\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b9bedcb elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b9bedcb\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-fe8a0ae\" data-id=\"fe8a0ae\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0e49305 elementor-widget elementor-widget-heading\" data-id=\"0e49305\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Spyruoklinio vo\u017etuvo apskai\u010diavimas lak\u0161tinio metalo lenkime<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6da61e2 elementor-widget elementor-widget-text-editor\" data-id=\"6da61e2\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Skai\u010diuojant lak\u0161tinio metalo lenkimo spyruokliavim\u0105, reikia nustatyti skirtum\u0105 tarp pradinio lenkimo kampo ir kampo, kuris atsiranda po to, kai med\u017eiaga atgauna dal\u012f savo pradin\u0117s formos d\u0117l elastingo atsigavimo. \u010cia pateikiamas nuoseklus spyruokliavimo \u012fvertinimo ir apskai\u010diavimo procesas.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6f0b024 elementor-widget elementor-widget-heading\" data-id=\"6f0b024\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Pagrindiniai parametrai<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f80891b elementor-widget elementor-widget-text-editor\" data-id=\"f80891b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Atraminio spyruokl\u0117jimo dydis priklauso nuo keli\u0173 veiksni\u0173, toki\u0173 kaip med\u017eiagos savyb\u0117s, storis, lenkimo spindulys ir lenkimo b\u016bdas.<\/p><ul><li><strong>Youngo modulis (E):<\/strong>Tai med\u017eiagos elastingumo modulis, kuris matuoja jos standum\u0105.<\/li><li><strong>Takumo riba (\u03c3_y):<\/strong>Tai yra \u012ftempis, kuriam esant med\u017eiaga pradeda plasti\u0161kai deformuotis.<\/li><li><strong>Pradinis lenkimo spindulys (R_b):<\/strong>Perforatoriaus suformuoto lenkimo spindulys prie\u0161 atatrank\u0105.<\/li><li><strong>Lak\u0161to storis (t):<\/strong>Lak\u0161tinio metalo storis.<\/li><li><strong>Galutinis lenkimo kampas (\u03b8):<\/strong>Kampas po at\u0161okimo.<\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-22b4f1b elementor-widget elementor-widget-heading\" data-id=\"22b4f1b\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Atgavimo koeficientas (Ks)<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d9a17d9 elementor-widget elementor-widget-text-editor\" data-id=\"d9a17d9\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Vienas i\u0161 papras\u010diausi\u0173 b\u016bd\u0173 apskai\u010diuoti spyruoklin\u012f koeficient\u0105 yra naudoti spyruoklinio koeficiento reik\u0161m\u0119. <strong>Ks<\/strong>, kuris yra galutinio lenkimo kampo po at\u0161okimo ir pradinio lenkimo kampo prie\u0161 at\u0161okim\u0105 santykis. J\u012f galima apskai\u010diuoti pagal \u0161i\u0105 lygt\u012f:<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-556079b elementor-widget elementor-widget-image\" data-id=\"556079b\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"650\" height=\"197\" src=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/springback-factor.jpg\" class=\"attachment-full size-full wp-image-3462\" alt=\"spyruoklinis koeficientas\" srcset=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/springback-factor.jpg 650w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/springback-factor-300x91.jpg 300w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/springback-factor-18x5.jpg 18w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f1f0323 elementor-widget elementor-widget-heading\" data-id=\"f1f0323\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Atgalinio kampo skai\u010diavimas<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-13b79ef elementor-widget elementor-widget-text-editor\" data-id=\"13b79ef\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Atraminio spyruoklio kamp\u0105 galima apskai\u010diuoti pradin\u012f lenkimo kamp\u0105 padauginus i\u0161 atraminio spyruoklio koeficiento:<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-150f9ff elementor-widget elementor-widget-image\" data-id=\"150f9ff\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"650\" height=\"217\" src=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/springback-angle-calculation.jpg\" class=\"attachment-full size-full wp-image-3463\" alt=\"spyruoklinio kampo skai\u010diavimas\" srcset=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/springback-angle-calculation.jpg 650w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/springback-angle-calculation-300x100.jpg 300w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/springback-angle-calculation-18x6.jpg 18w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-103b288 elementor-widget elementor-widget-heading\" data-id=\"103b288\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Spyruoklinio atsigavimo \u012fvertinimas pagal med\u017eiagos savybes<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2f819cc elementor-widget elementor-widget-text-editor\" data-id=\"2f819cc\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Norint gauti i\u0161samesn\u012f metod\u0105, ypa\u010d naudojant didelio stiprumo med\u017eiagas, spyruoklin\u012f spyruoklum\u0105 galima apskai\u010diuoti pagal \u0161i\u0105 formul\u0119:<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5e38b7b elementor-widget elementor-widget-image\" data-id=\"5e38b7b\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"426\" src=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/springback-in-degrees.jpg\" class=\"attachment-full size-full wp-image-3464\" alt=\"at\u0161okimas laipsniais\" srcset=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/springback-in-degrees.jpg 650w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/springback-in-degrees-300x197.jpg 300w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/springback-in-degrees-18x12.jpg 18w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ed1e538 elementor-widget elementor-widget-heading\" data-id=\"ed1e538\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Skai\u010diavimo pavyzdys<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c9ff8f7 elementor-widget elementor-widget-text-editor\" data-id=\"c9ff8f7\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Tarkime, kad turite \u0161iuos duomenis:<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-36fdabe elementor-widget elementor-widget-image\" data-id=\"36fdabe\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"380\" src=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/springback-calculation-example.jpg\" class=\"attachment-full size-full wp-image-3465\" alt=\"spyruoklinio atbulin\u0117s eigos skai\u010diavimo pavyzdys\" srcset=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/springback-calculation-example.jpg 650w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/springback-calculation-example-300x175.jpg 300w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/09\/springback-calculation-example-18x12.jpg 18w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e11e0bf elementor-widget elementor-widget-text-editor\" data-id=\"e11e0bf\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Taigi, po at\u0161okimo lenkimo kampas bus ma\u017edaug 89,2\u221889,2^\\circ89,2\u2218, o tai rodo nedidel\u012f atsigavim\u0105. Tai kompensuojama reguliuojant lenkimo kamp\u0105 proceso metu.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ec36256 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"ec36256\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4bcbbcd elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4bcbbcd\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-cb6cc37\" data-id=\"cb6cc37\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3867784 elementor-widget elementor-widget-heading\" data-id=\"3867784\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Sprendimai, kaip suma\u017einti at\u0161okim\u0105<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d7ca224 elementor-widget elementor-widget-text-editor\" data-id=\"d7ca224\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Nors lak\u0161tinio metalo lenkimo metu atatrankos visi\u0161kai pa\u0161alinti negalima, galima taikyti \u012fvairias strategijas, siekiant kontroliuoti ir suma\u017einti jo poveik\u012f lenkimo proceso metu.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bf7b1aa elementor-widget elementor-widget-heading\" data-id=\"bf7b1aa\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">At\u0161okimo valdymo taikymas ir svarba<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8038d36 elementor-widget elementor-widget-text-editor\" data-id=\"8038d36\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Spyruoklinio atbulin\u0117s eigos valdymas yra b\u016btinas pramon\u0117s \u0161akose, kuriose tikslumas yra labai svarbus, pavyzd\u017eiui, automobili\u0173 ir aviacijos pramon\u0117je. Tokie komponentai kaip automobili\u0173 k\u0117bul\u0173 plok\u0161t\u0117s, orlaivi\u0173 apmu\u0161alai ir konstrukciniai r\u0117mai turi atitikti grie\u017etus tolerancijos nuokrypius. Per didelis spyruoklinis atbulin\u0117s eigos poveikis gali lemti brang\u0173 pakartotin\u012f apdirbim\u0105, med\u017eiag\u0173 \u0161vaistym\u0105 ar net konstrukcijos vientisumo pa\u017eeidimus.<\/p><p>Masin\u0117je gamyboje atatrankos suma\u017einimas padeda i\u0161laikyti pastovi\u0105 kokyb\u0119 didel\u0117se partijose, suma\u017einant med\u017eiag\u0173 s\u0105naudas ir pagerinant efektyvum\u0105. Tikslus atatrankos valdymas taip pat leid\u017eia gamintojams naudoti didelio stiprumo med\u017eiagas nepakenkiant produkto kokybei.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a8a5458 elementor-widget elementor-widget-heading\" data-id=\"a8a5458\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Pagerinti lenkt\u0173 dali\u0173 dizain\u0105<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-97eeb41 elementor-widget elementor-widget-text-editor\" data-id=\"97eeb41\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ol><li>Pagerinus lenkiam\u0173j\u0173 dali\u0173 konstrukcin\u012f projekt\u0105, galima suma\u017einti atatrankos kamp\u0105 nepaveikiant j\u0173 funkcionalumo. Pavyzd\u017eiui, suma\u017einus sutvirtinimo briaun\u0173 skai\u010di\u0173 lenktoje srityje arba naudojant suformuotas briaunas, galima padidinti lenktos dalies standum\u0105 ir plastin\u0119 deformacij\u0105, taip suma\u017einant atatrank\u0105.<\/li><li>Naudojant med\u017eiagas, pasi\u017eymin\u010dias dideliu elastingumo moduliu, ma\u017eu takumo stipriu, ma\u017eu kietumu ir geru plasti\u0161kumu, galima suma\u017einti at\u0161okim\u0105 ir palengvinti at\u0161okimo kontrol\u0119, tuo pa\u010diu laikantis naudojimo reikalavim\u0173.<\/li><\/ol>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cb0aab4 elementor-widget elementor-widget-heading\" data-id=\"cb0aab4\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Tobulinti proceso matavimus<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3b96b0a elementor-widget elementor-widget-heading\" data-id=\"3b96b0a\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">1. Per didelis lenkimas<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8413629 elementor-widget elementor-widget-text-editor\" data-id=\"8413629\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Perlenkimas \u2013 tai skardos lak\u0161to lenkimas \u0161iek tiek didesniu nei pageidaujamas kampu, siekiant kompensuoti at\u0161okim\u0105. \u0160iai technikai reikia patirties ir tiksli\u0173 skai\u010diavim\u0173, kad b\u016bt\u0173 galima nustatyti tinkam\u0105 perlenkimo kiek\u012f skirtingoms med\u017eiagoms ir storiams.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d7759bb elementor-widget elementor-widget-heading\" data-id=\"d7759bb\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">2. Lenkimo j\u0117gos reguliavimas<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-25dc448 elementor-widget elementor-widget-text-editor\" data-id=\"25dc448\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Padidinus lenkimo j\u0117g\u0105 arba atlikus antrin\u0119 lenkimo operacij\u0105, galima padidinti med\u017eiagos plastin\u0119 deformacij\u0105. Tai suma\u017eina elastingumo atsigavim\u0105 ir suma\u017eina atatrank\u0105. \u0160i technika ypa\u010d veiksminga ma\u017einant didelio stiprumo med\u017eiag\u0173 atatrank\u0105.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-215032f elementor-widget elementor-widget-heading\" data-id=\"215032f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">3. Naudojant ma\u017eesn\u012f lenkimo spindul\u012f<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b9d5aed elementor-widget elementor-widget-text-editor\" data-id=\"b9d5aed\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Suprojektavus ma\u017eesn\u012f lenkimo spindul\u012f, med\u017eiaga patiria didesn\u0119 plastin\u0119 deformacij\u0105, o tai suma\u017eina elastin\u012f atsigavim\u0105, atsaking\u0105 u\u017e at\u0161okim\u0105. Ta\u010diau reikia stengtis, kad spindulys neb\u016bt\u0173 per ma\u017eas, nes tai gali sukelti med\u017eiagos \u012ftr\u016bkim\u0105 ar pa\u017eeidim\u0105.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9a9c9ab elementor-widget elementor-widget-heading\" data-id=\"9a9c9ab\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">4. Med\u017eiag\u0173 parinkimas ir apdorojimas<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dc267e4 elementor-widget elementor-widget-text-editor\" data-id=\"dc267e4\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Pasirinkus med\u017eiagas su ma\u017eesne takumo riba arba naudojant termin\u012f apdorojim\u0105 med\u017eiagos kietumui suma\u017einti, galima suma\u017einti at\u0161okim\u0105. Pavyzd\u017eiui, atkaitinimas gali b\u016bti naudojamas metalams sumink\u0161tinti, kad jie tapt\u0173 plasti\u0161kesni ir ma\u017eiau link\u0119 at\u0161okti.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b5bcd2b elementor-widget elementor-widget-heading\" data-id=\"b5bcd2b\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">5. Baigtini\u0173 element\u0173 analiz\u0117s (FEA) modeliavimas<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1bffa25 elementor-widget elementor-widget-text-editor\" data-id=\"1bffa25\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>\u0160iuolaikin\u0117s programin\u0117s \u012frangos priemon\u0117s, tokios kaip baigtini\u0173 element\u0173 analiz\u0117 (FEA), leid\u017eia gamintojams imituoti lenkimo proces\u0105 ir numatyti atgalinio spyruokl\u0117jimo laipsn\u012f prie\u0161 fizi\u0161kai sulenkiant lak\u0161t\u0105. \u0160ios simuliacijos padeda in\u017einieriams koreguoti lenkimo parametrus, kad b\u016bt\u0173 u\u017etikrinti tiksl\u016bs rezultatai ir suma\u017eintas bandym\u0173 bei klaid\u0173 skai\u010dius gamybos etape.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f450e04 elementor-widget elementor-widget-heading\" data-id=\"f450e04\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Lenkimo form\u0173 tarpo reguliavimas<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bab3d38 elementor-widget elementor-widget-text-editor\" data-id=\"bab3d38\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Suma\u017einus tarp\u0105 tarp form\u0173, galima suma\u017einti at\u0161okim\u0105. Kai tarpas tarp i\u0161lenkt\u0173 form\u0173 pavir\u0161i\u0173 yra ma\u017eesnis u\u017e med\u017eiagos stor\u012f, at\u0161okimas gali b\u016bti gerokai suma\u017eintas ir netgi sukelti nedidel\u012f neigiam\u0105 at\u0161okim\u0105. Per ma\u017eas tarpas gali lemti med\u017eiagos suplon\u0117jim\u0105, ruo\u0161inio pavir\u0161iaus \u012fbr\u0117\u017eimus ir sutrumpinti formos tarnavimo laik\u0105. Kai plok\u0161t\u0117s storis nukrypsta neigiamai, per didelis tarpas, susidar\u0119s tarp perforatoriaus ir formos, taip pat gali sukelti at\u0161okim\u0105. Sprendimas \u2013 suprojektuoti reguliuojamo tarpo lenkimo formas.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2290c55 elementor-widget elementor-widget-heading\" data-id=\"2290c55\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Pagerinti lenkimo form\u0173 dizain\u0105<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e154291 elementor-widget elementor-widget-text-editor\" data-id=\"e154291\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Remiantis apskai\u010diuotomis arba eksperimentin\u0117mis at\u0161okimo vert\u0117mis, galime kompensuoti (arba atskaityti) liejimo formos dali\u0173 formos ir dyd\u017eio diapazon\u0105, kad sulenktos dalys atitikt\u0173 gaminio br\u0117\u017einio formos ir dyd\u017eio reikalavimus.<\/p><p>1) Mink\u0161t\u0173 med\u017eiag\u0173, toki\u0173 kaip 0215, 0235, 08, 10, 20 ir H2 mink\u0161to \u017ealvario, lenkimo at\u0161okimo kampas yra ma\u017eesnis nei 5\u00b0. Kai med\u017eiagos storio nuokrypis yra ma\u017eas, ant perforatoriaus arba formos galima suprojektuoti nuolyd\u012f (at\u0161okimo kompensavimo kamp\u0105). Tarpas tarp perforatoriaus ir formos turi b\u016bti lygus minimaliam med\u017eiagos storiui, o neigiamas tarpas gali b\u016bti naudojamas at\u0161okimui \u012fveikti.<\/p><p>2) Mink\u0161toms med\u017eiagoms, tokioms kaip Q215, Q235, 08, 10, 20 ir H62 mink\u0161tas \u017ealvaris, kai med\u017eiagos storis vir\u0161ija 0,8 mm, o lenkimo spindulys yra didelis, perforatoriaus darbin\u0117 dalis gali b\u016bti suprojektuota su vietiniais i\u0161siki\u0161imais. Tai sutelkia perforatoriaus darbin\u012f sl\u0117g\u012f \u012f i\u0161lenktus kampus.<\/p><p>Padidindami \u012ftemp\u012f lenkimo vietoje, padidinome plastin\u0117s deformacijos komponent\u0105 deformacijos zonoje, pagerinome \u012ftempi\u0173 pasiskirstym\u0105, taip suma\u017eindami elastin\u0119 deformacij\u0105 ir kiek \u012fmanoma labiau suma\u017eindami at\u0161okim\u0105.<\/p><p>3) Kietoms med\u017eiagoms, tokioms kaip Q275, 45, 50, H62, kai lenkimo spindulys r&gt;t, ant formos arba perforatoriaus galima suprojektuoti at\u0161okimo kompensavimo kamp\u0105, remiantis i\u0161 anksto \u012fvertintomis arba eksperimenti\u0161kai gautomis at\u0161okimo vert\u0117mis, kad b\u016bt\u0173 i\u0161vengta at\u0161okimo.<\/p><p>Arba formos vir\u0161us gali b\u016bti suprojektuotas kaip lanko formos pavir\u0161ius (U formos lenkimui), d\u0117l kurio apa\u010dioje atsiranda vietinis atvirk\u0161tinis lenkimas. Tai rei\u0161kia, kad i\u0161imant detal\u0119 i\u0161 formos, atvirk\u0161tinio lenkimo at\u0161okimas sukels neigiam\u0105 at\u0161okim\u0105 abiejose pus\u0117se, kompensuodamas teigiam\u0105 \u0161onini\u0173 sieneli\u0173 at\u0161okim\u0105.<\/p><p>4) Z formos lenkimo atveju du Z formos lenkimo kampai gali tur\u0117ti skirtingas at\u0161okimo vertes, tod\u0117l Z formos detali\u0173 vir\u0161utinis ir apatinis pavir\u0161iai gali b\u016bti nelygiagret\u016bs. Siekiant i\u0161vengti \u0161io rei\u0161kinio, perforatorius ir forma tur\u0117t\u0173 b\u016bti pakreipti \u012f i\u0161or\u0119 \u0394\u03c6 kampu. \u0160alto valcavimo plok\u0161\u010di\u0173, kuri\u0173 storis ma\u017eesnis nei 1 mm, polinkio kampas paprastai laikomas 2\u00b0\u20133\u00b0.<\/p><p>5) Mink\u0161tesn\u0117ms med\u017eiagoms vietoj stand\u017ei\u0173 form\u0173 galima naudoti gumos formas, kaip parodyta 1-10 paveiksle. Kadangi guma gali perduoti sl\u0117g\u012f \u012fvairiomis kryptimis kaip skystis stand\u017eioje talpykloje, lenkimo procesas patiria teigiam\u0173 poky\u010di\u0173, palyginti su stand\u017ei\u0173 form\u0173 naudojimu.<\/p><p>Lenta visi\u0161kai remiasi \u012f gum\u0105, viduryje ji yra stipriau paremta nei \u0161onuose. Tod\u0117l, kai dvi tiesios lentos sienel\u0117s sulenkiamos aplink u\u017eapvalintus perforatoriaus kampus, jos visi\u0161kai priglunda prie perforatoriaus pavir\u0161iaus, o tiesios sienel\u0117s yra ma\u017eiau linkusios per daug sulinkti, tod\u0117l suma\u017e\u0117ja at\u0161okimas.<\/p><p>Jei naudojami didelio kietumo gumos elastomerai, efektas yra dar geresnis. Be didelio tikslumo, gumos form\u0173 naudojimas nepalieka \u012fbr\u0117\u017eim\u0173 ant sulenkt\u0173 dali\u0173 pavir\u0161iaus, o gumos ir gumos elastomero form\u0173 universalumas yra labai geras.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f8292f5 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"f8292f5\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8884bb2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8884bb2\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4a166b3\" data-id=\"4a166b3\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0cf08f9 elementor-widget elementor-widget-heading\" data-id=\"0cf08f9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">I\u0161vada<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-638df01 elementor-widget elementor-widget-text-editor\" data-id=\"638df01\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>At\u0161okimas yra nei\u0161vengiamas lak\u0161tinio metalo lenkimo i\u0161\u0161\u016bkis, kur\u012f lemia med\u017eiagos elastinis atsistatymas po plastin\u0117s deformacijos. Tokie veiksniai kaip med\u017eiagos savyb\u0117s, lak\u0161to storis, lenkimo spindulys ir lenkimo b\u016bdas turi \u012ftakos at\u0161okimo laipsniui. Ta\u010diau, taikydami tokias strategijas kaip per didelis lenkimas, lenkimo j\u0117g\u0173 reguliavimas ir modeliavimo \u012franki\u0173 naudojimas, gamintojai gali efektyviai kontroliuoti at\u0161okim\u0105 ir gaminti auk\u0161tos kokyb\u0117s, tiksliai suformuotas detales. Kadangi lengv\u0173, tvirt\u0173 ir tiksli\u0173 komponent\u0173 paklausa tokiose pramon\u0117s \u0161akose kaip automobili\u0173 ir aviacijos pramon\u0117 ir toliau auga, at\u0161okimo valdymo \u012fvaldymas i\u0161liks svarbiu lak\u0161tinio metalo gamybos aspektu.<\/p><p><a href=\"https:\/\/www.shen-chong.com\/lt\/\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #3366ff;\">SC Ma\u0161inos<\/span><\/a> yra profesionalas <a href=\"https:\/\/www.shen-chong.com\/lt\/cnc-press-brake-machine\/\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #3366ff;\">CNC presavimo stabdys<\/span><\/a> ir perforavimo stakli\u0173 gamykla, teikianti lenkimo sprendimus klientams jau daugiau nei 25 metus. Jei jums reikia lenkimo stakli\u0173, nedvejodami susisiekite su mumis.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ef2d5fb elementor-widget elementor-widget-text-editor\" data-id=\"ef2d5fb\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><strong><b>Daugiau straipsni\u0173 jums:<\/b><\/strong><\/p><p><a href=\"https:\/\/www.shen-chong.com\/lt\/what-are-the-k-factor-bend-allowance-and-bend-deduction\/\" target=\"_blank\" rel=\"noopener\">Kas yra K koeficientas, lenkimo tolerancija ir lenkimo atskaita?<\/a><\/p><p><a href=\"https:\/\/www.shen-chong.com\/lt\/ultimate-guide-for-press-brake-tooling\/\" target=\"_blank\" rel=\"noopener\">I\u0161samus presavimo stakli\u0173 \u012franki\u0173 vadovas<\/a><\/p><p><a href=\"https:\/\/www.shen-chong.com\/lt\/all-you-need-to-know-about-sheet-metal-gauge\/\" target=\"_blank\" rel=\"noopener\">Viskas, k\u0105 reikia \u017einoti apie lak\u0161tinio metalo matuokl\u012f<\/a><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>\u012evadas Turinys Lak\u0161tinio metalo lenkimas yra labai svarbus gamybos procesas, naudojamas metalin\u0117ms plok\u0161t\u0117ms suformuoti norimu kampu ir forma. Jis vaidina svarb\u0173 vaidmen\u012f tokiose pramon\u0117s \u0161akose kaip automobili\u0173, aviacijos ir kosmoso, statybos ir elektronikos pramon\u0117. Ta\u010diau kod\u0117l lenkiamos lak\u0161tinio metalo plok\u0161t\u0117s da\u017enai nei\u0161laiko savo formos? Atsakymas slypi rei\u0161kinyje, vadinamame [\u2026]<\/p>","protected":false},"author":1,"featured_media":3459,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3458","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news-events"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Understanding Springback In Sheet Metal Bending - SC Machinery<\/title>\n<meta name=\"description\" content=\"Springback in sheet metal bending is influenced by factors such as material properties, bending radius, bending method and applied force.\" \/>\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.shen-chong.com\/lt\/understanding-springback-in-sheet-metal-bending\/\" \/>\n<meta property=\"og:locale\" content=\"lt_LT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Understanding Springback In Sheet Metal Bending - 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