{"id":4683,"date":"2025-06-09T03:59:06","date_gmt":"2025-06-09T03:59:06","guid":{"rendered":"https:\/\/www.shen-chong.com\/?p=4683"},"modified":"2026-02-05T01:15:17","modified_gmt":"2026-02-05T01:15:17","slug":"4-roller-plate-rolling-machine-buying-guide","status":"publish","type":"post","link":"https:\/\/www.shen-chong.com\/lt\/4-roller-plate-rolling-machine-buying-guide\/","title":{"rendered":"4 ritinini\u0173 plok\u0161\u010di\u0173 valcavimo stakli\u0173 pirkimo vadovas 2026 m."},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"4683\" class=\"elementor elementor-4683\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9c485d0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9c485d0\" 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 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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__6a25744\" 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 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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\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-8cb7226 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8cb7226\" 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-63494d1\" data-id=\"63494d1\" 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-67b8fd8 elementor-widget elementor-widget-text-editor\" data-id=\"67b8fd8\" 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>4 voleli\u0173 plok\u0161\u010di\u0173 valcavimo stakl\u0117s yra pla\u010diai naudojama \u012franga metalini\u0173 plok\u0161\u010di\u0173 lenkimo ir valcavimo apdirbimui. Jos gali atlikti plok\u0161\u010di\u0173 i\u0161ankstin\u012f lenkim\u0105 ir formavim\u0105 valcuojant, ypa\u010d tinka vidutinio ir storo plok\u0161\u010di\u0173 apdirbimui bei didelio tikslumo valcavimo apdorojimui.<\/p><p>Palyginti su <a href=\"https:\/\/www.shen-chong.com\/lt\/3-roller-plate-bending-machine\/\" target=\"_blank\" rel=\"noopener\">Trij\u0173 vol\u0173 plok\u0161\u010di\u0173 valcavimo ma\u0161ina<\/a>Keturi\u0173 voleli\u0173 plok\u0161\u010di\u0173 valcavimo stakl\u0117s privalumai yra auk\u0161tas automatizavimo laipsnis, paprastas valdymas ir nedidel\u0117 liekamoji tiesioji briauna.<\/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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-523407e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"523407e\" data-element_type=\"section\">\n\t\t\t\t\t\t<div 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.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-503163e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"503163e\" 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-1d4e4a0\" data-id=\"1d4e4a0\" 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-6946af3 elementor-widget elementor-widget-heading\" data-id=\"6946af3\" 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 .elementor-heading-title.elementor-size-xl{font-size:39px}.elementor-widget-heading .elementor-heading-title.elementor-size-xxl{font-size:59px}<\/style><h2 class=\"elementor-heading-title elementor-size-default\">1. Kas yra 4 voleli\u0173 plok\u0161\u010di\u0173 valcavimo stakl\u0117s?<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3f9ff80 elementor-widget elementor-widget-image\" data-id=\"3f9ff80\" 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=\"600\" height=\"400\" src=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2025\/06\/SC-four-roller-plate-bending-machines.png\" class=\"attachment-large size-large wp-image-4691\" alt=\"\" srcset=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2025\/06\/SC-four-roller-plate-bending-machines.png 600w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2025\/06\/SC-four-roller-plate-bending-machines-300x200.png 300w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2025\/06\/SC-four-roller-plate-bending-machines-18x12.png 18w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>\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-8ca9f9f elementor-widget elementor-widget-heading\" data-id=\"8ca9f9f\" 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\">Apibr\u0117\u017eimas:<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0f1ea42 elementor-widget elementor-widget-text-editor\" data-id=\"0f1ea42\" 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>Keturi\u0173 valc\u0173 plok\u0161\u010di\u0173 lenkimo stakl\u0117s yra \u012ftaisas, kuris keturi\u0173 voleli\u0173 (1 vir\u0161utinio, 1 apatinio ir 2 \u0161onini\u0173) koordinuotu jud\u0117jimu \u012ftvirtina, i\u0161 anksto sulenkia ir suvynioja plok\u0161t\u0119. Jos vienu metu gali atlikti simetri\u0161k\u0105 plok\u0161t\u0117s i\u0161ankstin\u012f lenkim\u0105 ir viso apskritimo suvyniojim\u0105.<\/p><p>4 valc\u0173 plok\u0161\u010di\u0173 valcavimo stakl\u0117s yra mechanin\u0117 \u012franga, naudojama metalin\u0117ms plok\u0161t\u0117ms valcuoti \u012f cilindrines, lanko ar kitas formas. Ji pla\u010diai naudojama sl\u0117giniuose induose, v\u0117jo j\u0117gain\u0117se, laiv\u0173 statyboje, naftos chemijos pramon\u0117je, katil\u0173 gamyboje ir kitose pramon\u0117s \u0161akose.<\/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-cdda9df elementor-widget elementor-widget-heading\" data-id=\"cdda9df\" 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\">Trumpas veikimo principo apra\u0161ymas:<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9e3d52d elementor-widget elementor-widget-text-editor\" data-id=\"9e3d52d\" 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>Plok\u0161t\u0117s tvirtinimas: Plok\u0161t\u0119 tvirtina vir\u0161utinis ir apatinis voleliai.<\/li><li>I\u0161ankstinis lenkimas: Pak\u0117lus \u0161onin\u012f volel\u012f vienoje pus\u0117je, vienas plok\u0161t\u0117s galas spaud\u017eiamas auk\u0161tyn, kad b\u016bt\u0173 atliktas i\u0161ankstinis lenkimas (suma\u017einami ties\u016bs kra\u0161tai).<\/li><li>Ried\u0117jimas: Voleliai juda koordinuotai, o plok\u0161t\u0117, remiama \u012f tris ta\u0161kus, nuolat plasti\u0161kai deformuojasi ir galiausiai susisuka \u012f reikiam\u0105 kreivum\u0105.<\/li><li>I\u0161krovimas: suformuotas ruo\u0161inys i\u0161kraunamas per pagalbin\u012f \u012ftais\u0105 arba vir\u0161utinio volelio apvertimo mechanizm\u0105.<\/li><\/ul>\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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4955ca4 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4955ca4\" 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-08843e4\" data-id=\"08843e4\" 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-a0cf34b elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"a0cf34b\" 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-8ecf9d1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8ecf9d1\" 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-d64061f\" data-id=\"d64061f\" 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-30b709a elementor-widget elementor-widget-heading\" data-id=\"30b709a\" 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\">2. Keturi\u0173 ritini\u0173 plok\u0161\u010di\u0173 valcavimo ma\u0161inos konstrukcin\u0117 sud\u0117tis<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f94bb01 elementor-widget elementor-widget-image\" data-id=\"f94bb01\" 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=\"600\" height=\"600\" src=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2025\/06\/four-roller-plate-rolling.jpg\" class=\"attachment-large size-large wp-image-4690\" alt=\"keturi\u0173 vol\u0173 plok\u0161\u010di\u0173 valcavimas\" srcset=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2025\/06\/four-roller-plate-rolling.jpg 600w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2025\/06\/four-roller-plate-rolling-300x300.jpg 300w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2025\/06\/four-roller-plate-rolling-150x150.jpg 150w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2025\/06\/four-roller-plate-rolling-12x12.jpg 12w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>\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-a78a59a elementor-widget elementor-widget-text-editor\" data-id=\"a78a59a\" 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>4 ritin\u0117li\u0173 plok\u0161\u010di\u0173 valcavimo stakl\u0117s pagrindin\u0117 konstrukcija yra jos automatinio i\u0161ankstinio lenkimo, valcavimo ir apvalinimo funkcij\u0173 pagrindas. Palyginti su trij\u0173 ritin\u0117li\u0173 plok\u0161\u010di\u0173 valcavimo stakl\u0117mis, keturi\u0173 ritin\u0117li\u0173 plok\u0161\u010di\u0173 lenkimo stakl\u0117s turi papildom\u0105 pagalbin\u012f volel\u012f (antr\u0105j\u012f \u0161onin\u012f volel\u012f), kuris labai pagerina apdorojimo efektyvum\u0105 ir valcavimo tikslum\u0105. Toliau pateikiami pagrindiniai keturi\u0173 ritin\u0117li\u0173 valcavimo stakl\u0117s konstrukciniai komponentai ir funkcinis apra\u0161ymas.<\/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-8c183a4 elementor-widget elementor-widget-heading\" data-id=\"8c183a4\" 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) Vir\u0161utinis volas (vir\u0161utinis darbinis volas)<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1dbccf7 elementor-widget elementor-widget-text-editor\" data-id=\"1dbccf7\" 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>Pareigos:<\/b><\/strong><\/p><p>esantis r\u0117melio centro vir\u0161uje.<\/p><p><strong><b>Funkcija:<\/b><\/strong><\/p><p>Aktyvus volelis varo plok\u0161t\u0119, kad ji sukt\u0173si per pavaros sistem\u0105.<\/p><p>Taiko plok\u0161tei pagrindin\u0119 \u017eemyn nukreipt\u0105 lenkimo j\u0117g\u0105.<\/p><p><strong><b>Savyb\u0117s: <\/b><\/strong><\/p><p>Paprastai varomas elektra, did\u017eiausio skersmens, gali b\u016bti atitinkamai pakeliamas ir nuleid\u017eiamas vertikaliai.<\/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-b345ae7 elementor-widget elementor-widget-heading\" data-id=\"b345ae7\" 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) Apatinis volas (apatinis darbinis volas)<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-104e5a4 elementor-widget elementor-widget-text-editor\" data-id=\"104e5a4\" 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>Pareigos:<\/b><\/strong><\/p><p>\u012esik\u016br\u0119s apa\u010dioje, lygiagre\u010diai vir\u0161utiniam voleliui.<\/p><p><strong><b>Funkcija:<\/b><\/strong><\/p><p>Kaip varomas volelis, jis atlieka plok\u0161t\u0117s tvirtinimo vaidmen\u012f.<\/p><p>Galima jud\u0117ti auk\u0161tyn ir \u017eemyn, kad b\u016bt\u0173 galima reguliuoti prispaudimo j\u0117g\u0105.<\/p><p><strong><b>Savyb\u0117s:<\/b><\/strong><\/p><p>Kartais tai taip pat yra varomasis volelis. Naudojamas plok\u0161t\u0117s pradinei pad\u0117\u010diai pritvirtinti ir reguliuoti vir\u0161utiniu voleliu.<\/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-a9d1f62 elementor-widget elementor-widget-heading\" data-id=\"a9d1f62\" 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) Kairysis ir de\u0161inysis ritin\u0117liai (\u0161oniniai ritin\u0117liai)<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eefafe6 elementor-widget elementor-widget-text-editor\" data-id=\"eefafe6\" 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>Pareigos:<\/b><\/strong><\/p><p>Abiejose vir\u0161utinio ir apatinio voleli\u0173 pus\u0117se, arti apatinio volelio.<\/p><p><strong><b>Funkcija:<\/b><\/strong><\/p><p>Realizuokite i\u0161ankstinio lenkimo funkcij\u0105.<\/p><p>Valdykite plok\u0161t\u0117s lenkimo trajektorij\u0105 ir formavimo spindul\u012f.<\/p><p><strong><b>Savyb\u0117s:<\/b><\/strong><\/p><p>Galima pakelti arba pasukti atskirai, paprastai valdoma hidrauline sistema.<\/p><p>J\u0173 jud\u0117jimo trajektorij\u0105 galima programuojamai valdyti, kad b\u016bt\u0173 pasiektas \u012fvairi\u0173 form\u0173 (cilindr\u0173, k\u016bgi\u0173 ir kt.) ried\u0117jimas.<\/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-2017bcf elementor-widget elementor-widget-video\" data-id=\"2017bcf\" data-element_type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/www.youtube.com\\\/watch?v=Q5p8l-eM_Ks&amp;feature=youtu.be&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.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-video .elementor-widget-container{overflow:hidden;transform:translateZ(0)}.elementor-widget-video .elementor-wrapper{aspect-ratio:var(--video-aspect-ratio)}.elementor-widget-video .elementor-wrapper iframe,.elementor-widget-video .elementor-wrapper video{height:100%;width:100%;display:flex;border:none;background-color:#000}@supports not (aspect-ratio:1\/1){.elementor-widget-video .elementor-wrapper{position:relative;overflow:hidden;height:0;padding-bottom:calc(100% \/ var(--video-aspect-ratio))}.elementor-widget-video .elementor-wrapper iframe,.elementor-widget-video .elementor-wrapper video{position:absolute;top:0;right:0;bottom:0;left:0}}.elementor-widget-video .elementor-open-inline .elementor-custom-embed-image-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background-size:cover;background-position:50%}.elementor-widget-video .elementor-custom-embed-image-overlay{cursor:pointer;text-align:center}.elementor-widget-video .elementor-custom-embed-image-overlay:hover .elementor-custom-embed-play i{opacity:1}.elementor-widget-video .elementor-custom-embed-image-overlay img{display:block;width:100%;aspect-ratio:var(--video-aspect-ratio);-o-object-fit:cover;object-fit:cover;-o-object-position:center center;object-position:center center}@supports not (aspect-ratio:1\/1){.elementor-widget-video .elementor-custom-embed-image-overlay{position:relative;overflow:hidden;height:0;padding-bottom:calc(100% \/ var(--video-aspect-ratio))}.elementor-widget-video .elementor-custom-embed-image-overlay img{position:absolute;top:0;right:0;bottom:0;left:0}}.elementor-widget-video .e-hosted-video .elementor-video{-o-object-fit:cover;object-fit:cover}.e-con-inner>.elementor-widget-video,.e-con>.elementor-widget-video{width:var(--container-widget-width);--flex-grow:var(--container-widget-flex-grow)}<\/style>\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\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-91c7e1d elementor-widget elementor-widget-heading\" data-id=\"91c7e1d\" 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) Pagrindinis pavaros \u012ftaisas<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3dcfded elementor-widget elementor-widget-text-editor\" data-id=\"3dcfded\" 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>Paprastai variklis + reduktorius.<\/li><li>Tiesiogiai varo vir\u0161utin\u012f volel\u012f (arba vir\u0161utin\u012f ir apatin\u012f volelius), kad sukt\u0173si ir judint\u0173 plok\u0161t\u0119.<\/li><li>U\u017etikrina pastov\u0173 linijin\u012f greit\u012f tarp voleli\u0173, kad pager\u0117t\u0173 ried\u0117jimo tikslumas.<\/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-68ea5ec elementor-widget elementor-widget-heading\" data-id=\"68ea5ec\" 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) Hidraulin\u0117 sistema<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a80f0f3 elementor-widget elementor-widget-text-editor\" data-id=\"a80f0f3\" 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>Valdo apatinio volelio ir \u0161onini\u0173 voleli\u0173 pak\u0117lim\u0105 ir \u0161onin\u012f jud\u0117jim\u0105.<\/li><li>U\u017etikrina sl\u0117gio kontrol\u0119 ried\u0117jimo metu.<\/li><li>Paprastai apima hidraulinius cilindrus, hidraulinius siurblius, valdymo vo\u017etuv\u0173 grupes, alyvos bakus ir kt.<\/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-c7ea703 elementor-widget elementor-widget-heading\" data-id=\"c7ea703\" 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) Ma\u0161inos r\u0117mas<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a0ce247 elementor-widget elementor-widget-text-editor\" data-id=\"a0ce247\" 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>Palaiko vis\u0105 \u012frangos konstrukcij\u0105.<\/li><li>U\u017etikrina voleli\u0173 pad\u0117ties tikslum\u0105 ir bendr\u0105 \u012frangos tvirtum\u0105.<\/li><li>Pagaminta i\u0161 sunki\u0173 suvirint\u0173 plienini\u0173 konstrukcij\u0173 arba liejini\u0173, kad b\u016bt\u0173 u\u017etikrintas didelis atsparumas apkrovai.<\/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-bc8a3a5 elementor-widget elementor-widget-heading\" data-id=\"bc8a3a5\" 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\">7) CNC valdymo sistema<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-de25c0a elementor-widget elementor-widget-text-editor\" data-id=\"de25c0a\" 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>Naudojamas \u012fvairi\u0173 plok\u0161\u010di\u0173 valcavimo stakl\u0117s dali\u0173 jud\u0117jimui valdyti ir parametrams nustatyti.<\/li><li>Paprastai apr\u016bpintas PLC, jutikliniu ekranu, \u017emogaus ir ma\u0161inos s\u0105saja (HMI).<\/li><li>\u012egyvendina automatizuot\u0105 valdym\u0105 ir palaiko keli\u0173 segment\u0173 valcavimo operacijas.<\/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-388568b elementor-widget elementor-widget-heading\" data-id=\"388568b\" 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\">8) Pagalbinis \u012frenginys (neprivaloma)<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-70d3d8a elementor-widget elementor-widget-text-editor\" data-id=\"70d3d8a\" 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>Maitinimo \u012ftaisas: pvz., hidraulin\u0117 pakrovimo platforma.<\/li><li>I\u0161krovimo \u012ftaisas: pvz., atraminis r\u0117mas, ritin\u0117lio tekinimo \u012ftaisas.<\/li><li>Saugos \u012ftaisai: avarinio stabdymo mygtukas, apsauginis dangtelis, poslinkio aptikimo sistema ir kt.<\/li><\/ul>\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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3ce25be elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3ce25be\" 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-c812110\" data-id=\"c812110\" 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-15ad92f elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"15ad92f\" 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-a4d0ca2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a4d0ca2\" 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-5756467\" data-id=\"5756467\" 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-309399b elementor-widget elementor-widget-heading\" data-id=\"309399b\" 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\">3. Keturi\u0173 voleli\u0173 plok\u0161\u010di\u0173 lenkimo stakli\u0173 veikimo principas<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c1e8bb6 elementor-widget elementor-widget-image\" data-id=\"c1e8bb6\" 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=\"600\" height=\"436\" src=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2025\/06\/SW12-60X2000mm-4-roller-plate-rolling-machine.jpg\" class=\"attachment-large size-large wp-image-4692\" alt=\"SW12-60X2000mm 4 ritin\u0117li\u0173 plok\u0161\u010di\u0173 valcavimo stakl\u0117s\" srcset=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2025\/06\/SW12-60X2000mm-4-roller-plate-rolling-machine.jpg 600w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2025\/06\/SW12-60X2000mm-4-roller-plate-rolling-machine-300x218.jpg 300w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2025\/06\/SW12-60X2000mm-4-roller-plate-rolling-machine-18x12.jpg 18w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>\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-becaf0b elementor-widget elementor-widget-text-editor\" data-id=\"becaf0b\" 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>4 voleli\u0173 plok\u0161\u010di\u0173 valcavimo stakl\u0117s yra pa\u017eangi plok\u0161\u010di\u0173 formavimo \u012franga. Jos veikimo principas yra toks, kad plok\u0161t\u0117, veikiant mechaniniam ir hidrauliniam sl\u0117giui, deformuojasi plasti\u0161kai, koordinuotai veikiant keturiems darbiniams voleliams (vir\u0161utiniam, apatiniam, kairiajam ir de\u0161iniajam), taip u\u017etikrinant automatin\u012f i\u0161ankstin\u012f lenkim\u0105 ir tiksl\u0173 valcavim\u0105. Toliau bus i\u0161samiai analizuojamas jos veikimo principas, atsi\u017evelgiant \u012f konstrukcijos, proceso, j\u0117gos, valdymo ir kt. aspektus.<\/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-c9853a2 elementor-widget elementor-widget-heading\" data-id=\"c9853a2\" 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) Lap\u0173 tiekimas<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0d20f43 elementor-widget elementor-widget-text-editor\" data-id=\"0d20f43\" 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>Lapas tiekiamas i\u0161 \u0161ono arba priekio per padavimo platform\u0105.<\/li><li>Suderinus centr\u0105, jis u\u017efiksuojamas ir nustatomas vir\u0161utinio ir apatinio voleli\u0173 pagalba.<\/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-3aa2f20 elementor-widget elementor-widget-heading\" data-id=\"3aa2f20\" 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\u0161t\u0173 spaudimas<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-76d16a2 elementor-widget elementor-widget-text-editor\" data-id=\"76d16a2\" 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>Apatinis volelis pakyla ir sandariai prispaud\u017eia lak\u0161t\u0105 po vir\u0161utiniu voleliu.<\/li><li>Pradin\u0117 prispaudimo b\u016bsena suformuota ir paruo\u0161ta valcavimui.<\/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-93c0c4e elementor-widget elementor-widget-heading\" data-id=\"93c0c4e\" 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) Lak\u0161to i\u0161ankstinis lenkimas (pa\u0161alinant likusius tiesius kra\u0161tus)<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9a5c803 elementor-widget elementor-widget-text-editor\" data-id=\"9a5c803\" 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>Pakelkite \u0161onin\u012f volel\u012f vienoje pus\u0117je (pvz., kair\u012fj\u012f volel\u012f).<\/li><li>Vienas lapo galas pakeliamas \u012f vir\u0161\u0173, suformuojant trij\u0173 ta\u0161k\u0173 j\u0117g\u0105 su vir\u0161utiniu ir apatiniu voleliais, d\u0117l ko jis i\u0161 dalies sulenkiamas (i\u0161 anksto sulenkiamas).<\/li><li>Lak\u0161tas sukasi ir pakartoja operacij\u0105 kitame gale, kad b\u016bt\u0173 pasiektas i\u0161ankstinis sulenkimas abiejuose galuose.<\/li><li>\u0160is metodas labai suma\u017eina likusius tiesius kra\u0161tus ir pagerina formavimo kokyb\u0119.<\/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-b1a4764 elementor-widget elementor-widget-heading\" data-id=\"b1a4764\" 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) Lak\u0161t\u0173 valcavimas<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-34c3da1 elementor-widget elementor-widget-text-editor\" data-id=\"34c3da1\" 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>\u0160oniniai voleliai palaipsniui keliami (programuojamas i\u0161linkio valdymas).<\/li><li>Trij\u0173 ta\u0161k\u0173 lenkimo re\u017eimu lak\u0161tas nuolat valcuojamas \u012f lank\u0105 arba cilindr\u0105.<\/li><li>Pavaros volelis nuolat varo lak\u0161t\u0105 \u012f priek\u012f, kad susidaryt\u0173 pilnas apskritas skerspj\u016bvis.<\/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-5d6f005 elementor-widget elementor-widget-heading\" data-id=\"5d6f005\" 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) Lak\u0161t\u0173 i\u0161krovimas<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4e0ef42 elementor-widget elementor-widget-text-editor\" data-id=\"4e0ef42\" 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>U\u017ebaigus ried\u0117jim\u0105, vir\u0161utin\u012f volel\u012f galima apversti arba perkelti \u012f \u0161on\u0105.<\/li><li>Suformuotas ruo\u0161inys i\u0161kraunamas hidrauliniais arba mechaniniais pagalbiniais mechanizmais.<\/li><li>Galima tiesiogiai pereiti prie kito suvirinimo ar apvalinimo proceso.<\/li><\/ul>\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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-df25533 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"df25533\" 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-aff0f6c\" data-id=\"aff0f6c\" 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-bcf29a1 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"bcf29a1\" 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-3f8398a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3f8398a\" 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-6bc1f1d\" data-id=\"6bc1f1d\" 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-dc5972d elementor-widget elementor-widget-heading\" data-id=\"dc5972d\" 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\">4. Keturi\u0173 vol\u0173 plok\u0161\u010di\u0173 valcavimo j\u0117gos analiz\u0117<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c976f63 elementor-widget elementor-widget-text-editor\" data-id=\"c976f63\" 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>Keturi\u0173 vol\u0173 plok\u0161\u010di\u0173 valcavimo ma\u0161inos j\u0117gos analiz\u0117 yra pagrindin\u0117 jos valcavimo mechanizmo supratimo, tikslumo valdymo ir formavimo proceso optimizavimo dalis. Keturi\u0173 vol\u0173 strukt\u016bros prana\u0161umas j\u0117gos at\u017evilgiu yra tas, kad ji gali suformuoti idealesn\u0119 trij\u0173 ta\u0161k\u0173 lenkimo sistem\u0105, efektyviai valdyti plok\u0161t\u0117s deformacijos proces\u0105 ir pagerinti i\u0161ankstinio lenkimo bei valcavimo 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-6e50c84 elementor-widget elementor-widget-heading\" data-id=\"6e50c84\" 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) Pagrindiniai 4 ritinini\u0173 plok\u0161\u010di\u0173 valcavimo stakli\u0173 \u012ftempimo ta\u0161kai<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7e63498 elementor-widget elementor-widget-text-editor\" data-id=\"7e63498\" 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>Valcavimo proceso metu plok\u0161t\u0117 daugiausia veikiama \u0161i\u0173 j\u0117g\u0173:<\/b><\/strong><\/p><ul><li>Vir\u0161utinio volelio sl\u0117gis: plok\u0161t\u0117 veikiama pagrindine lenkimo j\u0117ga, kad ji plasti\u0161kai sulenkt\u0173.<\/li><li>Apatinio volelio atramos j\u0117ga: vir\u0161utinis volelis suspaud\u017eia plok\u0161t\u0119 ir tuo pa\u010diu metu suteikia atram\u0105 bei perdavim\u0105.<\/li><li>\u0160oninio volelio vir\u0161utinis sl\u0117gis: kontroliuoja kreivum\u0105 ir formos tikslum\u0105 i\u0161ankstinio lenkimo ir valcavimo metu.<\/li><li>Trintis: atsiranda d\u0117l trinties tarp vir\u0161utinio \/ apatinio volelio ir plok\u0161t\u0117s, kuri naudojama plok\u0161tei jud\u0117ti.<\/li><li>Plok\u0161t\u0117s at\u0161okimo j\u0117ga: plok\u0161t\u0117s elastin\u0117 atsigavimo j\u0117ga po lenkimo, kuri yra svarbus veiksnys, turintis \u012ftakos tikslumui.<\/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-3f5a775 elementor-widget elementor-widget-heading\" data-id=\"3f5a775\" 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) J\u0117gos proceso etapo analiz\u0117<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-22f2aee elementor-widget elementor-widget-heading\" data-id=\"22f2aee\" 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\">Pradinis u\u017espaudimo etapas:<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3647bb5 elementor-widget elementor-widget-text-editor\" data-id=\"3647bb5\" 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>Plok\u0161t\u0117 dedama tarp vir\u0161utinio ir apatinio ritin\u0117li\u0173.<\/li><li>Apatinis volelis pakyla ir sukuria spaudim\u0105, suformuodamas prispaudimo j\u0117g\u0105 su vir\u0161utiniu voleliu ir taip sukurdamas normal\u0173 sl\u0117g\u012f.<\/li><li>Trintis tarp vir\u0161utini\u0173 ir apatini\u0173 ritin\u0117li\u0173 kontroliuoja plok\u0161t\u0117s jud\u0117jim\u0105.<\/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-fe15f86 elementor-widget elementor-widget-heading\" data-id=\"fe15f86\" 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\">Prie\u0161lenkimo etapas:<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f80d81e elementor-widget elementor-widget-text-editor\" data-id=\"f80d81e\" 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>Vienas \u0161oninis volelis pakyla, su vir\u0161utiniu ir apatiniu voleliais sudarydamas trij\u0173 ta\u0161k\u0173 j\u0117g\u0105.<\/li><li>Plok\u0161tel\u0117s galas sulenktas, o vietoje susidaro plastin\u0117s deformacijos zona.<\/li><li>Lenkimo momentas susidaro \u017eemiau plok\u0161t\u0117s storio vidurio a\u0161ies, tod\u0117l susidaro asimetrinis \u012ftempi\u0173 pasiskirstymas.<\/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-45222a8 elementor-widget elementor-widget-heading\" data-id=\"45222a8\" 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\">Ried\u0117jimo etapas:<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-92d2c91 elementor-widget elementor-widget-text-editor\" data-id=\"92d2c91\" 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>Plok\u0161t\u0117 veikiama j\u0117gos tarp trij\u0173 atramos ta\u0161k\u0173 (vir\u0161utinio ritin\u0117lio + dviej\u0173 \u0161onini\u0173 ritin\u0117li\u0173).<\/li><li>Jis suspaud\u017eiamas ir sulenkiamas nuolat judant \u012f priek\u012f, sudarydamas i\u0161tisin\u0119 kreiv\u0119.<\/li><li>Lenkimo spindulys nustatomas pagal \u0161onini\u0173 ritin\u0117li\u0173 pad\u0117t\u012f, o sl\u0117gio pasiskirstymas turi b\u016bti tolygus.<\/li><\/ul><p><strong><b>Lenkimo proceso metu plok\u0161t\u0117s viduje susidaro tokia \u012ftempio b\u016bsena:<\/b><\/strong><\/p><ul><li>Vir\u0161utinis pavir\u0161ius yra tempiamas, o \u012ftempis yra teigiamas.<\/li><li>Apatinis pavir\u0161ius yra suspaustas, o \u012ftempis yra neigiamas.<\/li><li>Neutraliosios a\u0161ies \u012ftempis lygus nuliui, tod\u0117l vyksta lenkimas, bet pailg\u0117jimas nevyksta.<\/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-8fcf08c elementor-widget elementor-widget-heading\" data-id=\"8fcf08c\" 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) Keturi\u0173 ritin\u0117li\u0173 konstrukcijos stiprumo prana\u0161umai<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4b1ed2e elementor-widget elementor-widget-text-editor\" data-id=\"4b1ed2e\" 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<table><tbody><tr><td><p><strong><b>Palyginimo elementai<\/b><\/strong><\/p><\/td><td width=\"145\"><p><strong><b>Trij\u0173 vol\u0173 plok\u0161\u010di\u0173 valcavimo ma\u0161ina<\/b><\/strong><\/p><\/td><td width=\"183\"><p><strong><b>Keturi\u0173 ritin\u0117li\u0173 plok\u0161\u010di\u0173 valcavimo ma\u0161ina<\/b><\/strong><strong><b>\u00a0<\/b><\/strong><strong><b>(privalumai)<\/b><\/strong><\/p><\/td><\/tr><tr><td><p><strong><b>Atraminis ta\u0161kas<\/b><\/strong><\/p><\/td><td width=\"145\"><p>2 \u0161onai + 1 centras<\/p><\/td><td width=\"183\"><p>Tikra trij\u0173 ta\u0161k\u0173 formavimo strukt\u016bra<\/p><\/td><\/tr><tr><td><p><strong><b>Lak\u0161to stabilumas<\/b><\/strong><\/p><\/td><td width=\"145\"><p>L\u0117k\u0161t\u0117 lengvai slysta<\/p><\/td><td width=\"183\"><p>Stabilus plok\u0161t\u0117s tvirtinimas ir prispaudimas<\/p><\/td><\/tr><tr><td><p><strong><b>Ried\u0117jimo tikslumas<\/b><\/strong><\/p><\/td><td width=\"145\"><p>Bendra<\/p><\/td><td width=\"183\"><p>Didelis (valdomas lenkimo momento reguliavimas)<\/p><\/td><\/tr><tr><td><p><strong><b>I\u0161ankstinio lenkimo geb\u0117jimas<\/b><\/strong><\/p><\/td><td width=\"145\"><p>Silpnas<\/p><\/td><td width=\"183\"><p>Tvirta (strukt\u016bra palaiko teigiam\u0105 ir neigiam\u0105 i\u0161ankstin\u012f lenkim\u0105)<\/p><\/td><\/tr><tr><td><p><strong><b>At\u0161okimo kontrol\u0117<\/b><\/strong><\/p><\/td><td width=\"145\"><p>Sunku tiksliai kontroliuoti<\/p><\/td><td width=\"183\"><p>Programuojamas kompensavimas + dinaminis reguliavimas<\/p><\/td><\/tr><\/tbody><\/table>\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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1c3cd1e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1c3cd1e\" 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-5aa82e1\" data-id=\"5aa82e1\" 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-b540531 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"b540531\" 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-4fc2b78 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4fc2b78\" 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-a9531c1\" data-id=\"a9531c1\" 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-3aeb214 elementor-widget elementor-widget-heading\" data-id=\"3aeb214\" 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\">5. Ried\u0117jimo valdymo metodas<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-705c12a elementor-widget elementor-widget-text-editor\" data-id=\"705c12a\" 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>Tobul\u0117jant technologijoms, plok\u0161\u010di\u0173 valcavimo stakl\u0117s palaipsniui per\u0117jo nuo tradicinio rankinio\/hidraulinio valdymo prie elektroninio skaitmeninio valdymo (NC) ir kompiuterinio skaitmeninio valdymo (CNC) sistem\u0173, pasiekdamos auk\u0161tesn\u012f intelektualios gamybos lyg\u012f. B\u016btent 4 voleli\u0173 plok\u0161\u010di\u0173 valcavimo stakl\u0117s valcavimo valdymo metodas lemia jos formavimo tikslum\u0105, veikimo efektyvum\u0105 ir automatizavimo lyg\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-681cdde elementor-widget elementor-widget-heading\" data-id=\"681cdde\" 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) Volelio pad\u0117ties valdymas (poslinkio valdymas)<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3ab29f3 elementor-widget elementor-widget-text-editor\" data-id=\"3ab29f3\" 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>Valdykite vir\u0161utinio volelio, apatinio volelio, kairiojo ir de\u0161iniojo \u0161onini\u0173 voleli\u0173 pak\u0117limo ir nuleidimo poslink\u012f<\/li><li>Formavimo proceso metu nustatykite plok\u0161t\u0117s lenkimo spindul\u012f ir sl\u0117gio plot\u0105<\/li><li>Paprastai u\u017edaros grandin\u0117s valdym\u0105 atlieka hidraulinis proporcinis vo\u017etuvas + poslinkio jutiklis<\/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-57248ef elementor-widget elementor-widget-heading\" data-id=\"57248ef\" 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) Ried\u0117jimo trajektorijos valdymas<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7f6808a elementor-widget elementor-widget-text-editor\" data-id=\"7f6808a\" 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>Valdykite \u0161oninio volelio jud\u0117jimo trajektorij\u0105 (\u012fstri\u017ea linija, kreiv\u0117)<\/li><li>Pasiekite sud\u0117tingas formas (pvz., k\u016bginius cilindrus) arba daugiasegment\u012f lankin\u012f valcavim\u0105<\/li><li>Trajektorij\u0105 paprastai i\u0161 anksto u\u017eprogramuoja CNC sistema<\/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-5431712 elementor-widget elementor-widget-heading\" data-id=\"5431712\" 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) U\u017espaudimo valdymas<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c743c25 elementor-widget elementor-widget-text-editor\" data-id=\"c743c25\" 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>Valdykite vir\u0161utini\u0173 ir apatini\u0173 ritin\u0117li\u0173 prispaudimo sl\u0117g\u012f ant plok\u0161t\u0117s<\/li><li>\u012esitikinkite, kad sukimosi metu plok\u0161t\u0117 neslysta<\/li><li>Atitinka skirtingas med\u017eiagas. Dinaminis kokyb\u0117s ir storio reguliavimas.<\/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-669d079 elementor-widget elementor-widget-heading\" data-id=\"669d079\" 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) Pavaros valdymas (grei\u010dio reguliavimas)<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3cccd1c elementor-widget elementor-widget-text-editor\" data-id=\"3cccd1c\" 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>Valdykite volelio sukimosi greit\u012f, kad padavimas b\u016bt\u0173 sklandus<\/li><li>Pa\u017eangi valdymo sistema gali reguliuoti pagreit\u012f ir l\u0117t\u0117jim\u0105 ried\u0117jimo proceso metu<\/li><li>Svarbu i\u0161vengti med\u017eiagos ply\u0161imo, per didelio sl\u0117gio ar pavir\u0161iaus pa\u017eeidim\u0173<\/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-2a7a51f elementor-widget elementor-widget-heading\" data-id=\"2a7a51f\" 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) Programuojamas valdymas (automatin\u0117 logika)<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-16efa9a elementor-widget elementor-widget-text-editor\" data-id=\"16efa9a\" 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>Valdymo sistemoje i\u0161 anksto nustatyti keli valcavimo etapai:<\/b><\/strong><\/p><ul><li>Plok\u0161\u010di\u0173 pad\u0117ties nustatymas<\/li><li>Automatinis u\u017espaudimas<\/li><li>Pirmojo galo i\u0161ankstinis lenkimas<\/li><li>Plok\u0161t\u0117s sukimas<\/li><li>Antrojo galo i\u0161ankstinis lenkimas<\/li><li>Pilnas ratas riedantis<\/li><li>I\u0161krovimas ir kt.<\/li><\/ul><p>Vartotojams tereikia \u012fvesti tokius parametrus kaip plok\u0161t\u0117s storis, med\u017eiaga ir ritinio skersmuo, o sistema automati\u0161kai sureguliuoja kiekvieno ritin\u0117lio pad\u0117t\u012f ir jud\u0117jim\u0105.<\/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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3939508 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3939508\" 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-250a4c1\" data-id=\"250a4c1\" 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-fe648e4 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"fe648e4\" 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-60e6315 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"60e6315\" 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-c447228\" data-id=\"c447228\" 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-95bccdf elementor-widget elementor-widget-heading\" data-id=\"95bccdf\" 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\">6. Keturi\u0173 valcavimo stakli\u0173 privalum\u0173 analiz\u0117<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-97a73e2 elementor-widget elementor-widget-video\" data-id=\"97a73e2\" data-element_type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/youtu.be\\\/vY7Lgy9jNV4&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\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-4e25ab4 elementor-widget elementor-widget-text-editor\" data-id=\"4e25ab4\" 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>4 ritin\u0117li\u0173 plok\u0161\u010di\u0173 valcavimo stakl\u0117s pla\u010diai naudojamos \u0161iuolaikin\u0117je lak\u0161tinio metalo formavimo gamyboje, daugiausia d\u0117l savo konstrukcijos ir valdymo sistemos privalum\u0173. Palyginti su tradicine \u012franga, pavyzd\u017eiui, trij\u0173 ritin\u0117li\u0173 plok\u0161\u010di\u0173 valcavimo stakl\u0117mis ir simetrin\u0117mis plok\u0161\u010di\u0173 valcavimo stakl\u0117mis, 4 ritin\u0117li\u0173 plok\u0161\u010di\u0173 valcavimo stakl\u0117s turi akivaizd\u017ei\u0173 prana\u0161um\u0173, susijusi\u0173 su tikslumu, efektyvumu, veikimu ir kitais privalumais.<\/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-64a6842 elementor-widget elementor-widget-heading\" data-id=\"64a6842\" 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) 4 ritinini\u0173 plok\u0161\u010di\u0173 valcavimo ma\u0161inos konstrukciniai prana\u0161umai<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ccf751d elementor-widget elementor-widget-text-editor\" data-id=\"ccf751d\" 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>Keturi\u0173 voleli\u0173 konstrukcija: aktyvus vir\u0161utinis volelis + apatinio volelio fiksavimas + dvipusis voleli\u0173 reguliavimas, stabilesn\u0117 konstrukcija. Palaiko simetri\u0161k\u0105 valcavim\u0105 ir asimetrin\u012f i\u0161ankstin\u012f lenkim\u0105.<\/li><li>Apatin\u0117 fiksuoto volelio plok\u0161t\u0117: plok\u0161t\u0117 visada yra ant fiksuoto volelio, n\u0117ra lengva stumti, lengvai i\u0161d\u0117stoma ir kontroliuojama tiksliai.<\/li><li>Nereikia apversti plok\u0161t\u0117s: skirtingai nei trij\u0173 vol\u0173 ma\u0161inoje, plok\u0161t\u0117 viso valcavimo proceso metu visada apdorojama i\u0161 tos pa\u010dios pus\u0117s, jos neapver\u010diant.<\/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-b81df1a elementor-widget elementor-widget-heading\" data-id=\"b81df1a\" 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) Proceso ir veikimo prana\u0161umai<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5938cb4 elementor-widget elementor-widget-text-editor\" data-id=\"5938cb4\" 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>Vienkartinis formavimas: i\u0161ankstinis lenkimas + valcavimas gali b\u016bti atliekami to paties proceso ciklo metu, taip suma\u017einant rankinio darbo ir pad\u0117ties nustatymo klaidas.<\/li><li>Stiprus i\u0161ankstinis lenkimas abiejuose galuose: kair\u012fj\u012f ir de\u0161in\u012fj\u012f \u0161oninius volelius galima atitinkamai pakelti ir nuleisti, ir jie gali nepriklausomai atlikti tiksl\u0173 i\u0161ankstin\u012f lenkim\u0105 abiejuose galuose (beveik n\u0117ra tiesi\u0173 briaun\u0173).<\/li><li>Prisitaikymas prie k\u016bginio ried\u0117jimo: \u0161oninio ritin\u0117lio trajektorij\u0105 galima programuoti, tod\u0117l tinka neapskritoms konstrukcijoms, tokioms kaip k\u016bginiai cilindrai ir elips\u0117s.<\/li><li>Paprasta valdyti: Dauguma keturi\u0173 vol\u0173 plok\u0161\u010di\u0173 valcavimo stakli\u0173 turi CNC sistemas (NC\/CNC), tod\u0117l vartotojams tereikia \u012fvesti parametrus, kad gal\u0117t\u0173 jas valdyti.<\/li><li>Prisitaiko prie \u012fvairi\u0173 plok\u0161\u010di\u0173 stori\u0173: galima valcuoti \u012fvairias metalines plok\u0161tes, kuri\u0173 storis svyruoja nuo 1 mm iki daugiau nei 100 mm (priklausomai nuo modelio).<\/li><li>Ma\u017eesni operatoriaus reikalavimai: palyginti su trij\u0173 vol\u0173 plok\u0161\u010di\u0173 valcavimo stakl\u0117mis, ji ma\u017eai priklauso nuo technologij\u0173, pradedantiesiems lengva prad\u0117ti ir yra saugesn\u0117.<\/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-0023eaf elementor-widget elementor-widget-heading\" data-id=\"0023eaf\" 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) Formavimo kokyb\u0117s privalumai<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5d88230 elementor-widget elementor-widget-text-editor\" data-id=\"5d88230\" 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>Didesnis apvalumas: daugiata\u0161kis j\u0117gos valdymo tikslumas yra didelis, o valcuoto formavimo apvalumas ir cilindri\u0161kumas yra geresni nei trij\u0173 vol\u0173.<\/li><li>Geras at\u0161okimo valdymas: \u0160onini\u0173 ritin\u0117li\u0173 j\u0117ga yra nuolat valdoma, o tai gali suma\u017einti elasting\u0105 at\u0161okim\u0105 ir pagerinti ried\u0117jimo tikslum\u0105.<\/li><li>Gera pavir\u0161iaus kokyb\u0117: Plok\u0161t\u0117 n\u0117ra lengvai slysta, jos nereikia vartyti, i\u0161vengiama \u012fbr\u0117\u017eim\u0173, rauk\u0161li\u0173 ir kit\u0173 defekt\u0173.<\/li><li>Tikslesnis kra\u0161t\u0173 sujungimas: tiesus kra\u0161tas yra ma\u017eas, tod\u0117l lengviau atlikti v\u0117lesn\u012f automatin\u012f suvirinim\u0105, si\u016bli\u0173 sujungim\u0105 ir kitas tikslias operacijas.<\/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-dc63ea3 elementor-widget elementor-widget-heading\" data-id=\"dc63ea3\" 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) Gamybos efektyvumas ir automatizavimo prana\u0161umai<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9f4a019 elementor-widget elementor-widget-text-editor\" data-id=\"9f4a019\" 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>Visi\u0161kai automatin\u0117 valdymo sistema: palaiko NC\/CNC programavim\u0105, turi atminties saugojimo funkcij\u0105 ir tinka masinei gamybai.<\/li><li>Sutrumpintas proceso laikas: visi veiksmai atliekami vienoje pozicijoje, tod\u0117l bendras apdorojimo laikas sutrump\u0117ja 30%\u201350%.<\/li><li>Tinka automatizuotoms gamybos linijoms: gali sujungti pakrovimo ir i\u0161krovimo sistemas, robotus, suvirinimo stotis ir kit\u0105 \u012frang\u0105.<\/li><li>Palaikykite nuotolin\u012f steb\u0117jim\u0105 \/ diagnostik\u0105: kai kuri\u0105 auk\u0161\u010diausios klas\u0117s \u012frang\u0105 galima prijungti prie interneto, kad b\u016bt\u0173 galima pasiekti pramonin\u012f daikt\u0173 internet\u0105 (IIoT).<\/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-1268fcb elementor-widget elementor-widget-heading\" data-id=\"1268fcb\" 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) Trij\u0173 vol\u0173 plok\u0161\u010di\u0173 valcavimo stakli\u0173 tipini\u0173 privalum\u0173 palyginimas<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d07aae0 elementor-widget elementor-widget-text-editor\" data-id=\"d07aae0\" 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<table><tbody><tr><td width=\"38.5400%\"><p><strong><b>Palyginimo elementai<\/b><\/strong><\/p><\/td><td width=\"29.5400%\"><p><strong><b>Trij\u0173 vol\u0173 plok\u0161\u010di\u0173 valcavimo ma\u0161ina<\/b><\/strong><\/p><\/td><td width=\"31.9000%\"><p><strong><b>Keturi\u0173 ritin\u0117li\u0173 plok\u0161\u010di\u0173 valcavimo ma\u0161ina<\/b><\/strong><strong><b>\u00a0<\/b><\/strong><strong><b>(privalumai)<\/b><\/strong><\/p><\/td><\/tr><tr><td width=\"38.5400%\"><p><strong><b>I\u0161ankstinio lenkimo funkcija<\/b><\/strong><\/p><\/td><td width=\"29.5400%\"><p>Reikalingas daugkartinis apvertimas, dideli ties\u016bs kra\u0161tai<\/p><\/td><td width=\"31.9000%\"><p>Automatinis i\u0161ankstinis lenkimas, itin trumpa tiesi briauna (\u22641,5 karto didesnis u\u017e plok\u0161t\u0117s stor\u012f)<\/p><\/td><\/tr><tr><td width=\"38.5400%\"><p><strong><b>Centravimas ir pozicionavimas<\/b><\/strong><\/p><\/td><td width=\"29.5400%\"><p>Pasikliauja rankiniu darbo poj\u016b\u010diu nustatant pad\u0117t\u012f<\/p><\/td><td width=\"31.9000%\"><p>Plok\u0161tel\u0117 pritvirtinama prie apatinio volelio ir automati\u0161kai centruojama<\/p><\/td><\/tr><tr><td width=\"38.5400%\"><p><strong><b>Ried\u0117jimo efektyvumas<\/b><\/strong><\/p><\/td><td width=\"29.5400%\"><p>Daug proces\u0173, ma\u017eas efektyvumas<\/p><\/td><td width=\"31.9000%\"><p>Visi valcavimo procesai atliekami vienu ypu<\/p><\/td><\/tr><tr><td width=\"38.5400%\"><p><strong><b>K\u016bginis ried\u0117jimo paj\u0117gumas<\/b><\/strong><\/p><\/td><td width=\"29.5400%\"><p>Strukt\u016briniai apribojimai apsunkina pasiekim\u0105<\/p><\/td><td width=\"31.9000%\"><p>Reguliuojama ritin\u0117lio trajektorija, laisvas k\u016bgio kampo valdymas<\/p><\/td><\/tr><tr><td width=\"38.5400%\"><p><strong><b>Techniniai operaciniai sunkumai<\/b><\/strong><\/p><\/td><td width=\"29.5400%\"><p>Auk\u0161tas, reikalauja kvalifikuot\u0173 darbuotoj\u0173<\/p><\/td><td width=\"31.9000%\"><p>\u017dema, patogi CNC s\u0105saja, lengvai apmokoma<\/p><\/td><\/tr><\/tbody><\/table>\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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-bab0f12 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"bab0f12\" 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-55da693\" data-id=\"55da693\" 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-7d8d3da elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"7d8d3da\" 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-ce517dd elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ce517dd\" 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-10a3fdc\" data-id=\"10a3fdc\" 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-3b88fb0 elementor-widget elementor-widget-heading\" data-id=\"3b88fb0\" 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\">7. Kaip i\u0161sirinkti keturi\u0173 valc\u0173 plok\u0161\u010di\u0173 valcavimo stakl\u0119?<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3a91b99 elementor-widget elementor-widget-text-editor\" data-id=\"3a91b99\" 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>4 ritin\u0117li\u0173 plok\u0161\u010di\u0173 valcavimo ma\u0161inos \u012fsigijimas yra svarbus \u012frangos investavimo sprendimas, tiesiogiai susij\u0119s su gamybos efektyvumu, apdorojimo tikslumu ir \u012fmon\u0117s ilgalaik\u0117mis pl\u0117tros galimyb\u0117mis. Toliau pateikiami sistemingi ir prakti\u0161ki \u201e4 ritin\u0117li\u0173 plok\u0161\u010di\u0173 valcavimo ma\u0161inos pirkimo pasi\u016blymai ir gair\u0117s\u201c, pad\u0117siantys jums moksli\u0161kai pasirinkti pagal faktinius poreikius ir i\u0161vengti nereikaling\u0173 atliek\u0173 bei pasl\u0117pt\u0173 pavoj\u0173.<\/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-f9f2645 elementor-widget elementor-widget-heading\" data-id=\"f9f2645\" 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) Paai\u0161kinkite savo parai\u0161kos reikalavimus<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6663f5d elementor-widget elementor-widget-text-editor\" data-id=\"6663f5d\" 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>Prie\u0161 pasirinkdami model\u012f, turite ai\u0161kiai suprasti ruo\u0161inio savybes ir gamybos metodus:<\/p><table><tbody><tr><td><p><strong><b>Pagrindiniai parametrai<\/b><\/strong><\/p><\/td><td width=\"306\"><p><strong><b>Svarstymai<\/b><\/strong><\/p><\/td><\/tr><tr><td><p><strong><b>Lak\u0161to storis<\/b><\/strong><\/p><\/td><td width=\"306\"><p>Maksimalus\/minimalus apdirbimo plok\u0161t\u0117s storio diapazonas (turi \u012ftakos vir\u0161utinio volo skersmeniui ir hidraulinei sistemai)<\/p><\/td><\/tr><tr><td><p><strong><b>Lapo plotis<\/b><\/strong><\/p><\/td><td width=\"306\"><p>Did\u017eiausias apdirbimo plotis lemia ma\u0161inos korpuso plot\u012f ir standumo reikalavimus<\/p><\/td><\/tr><tr><td><p><strong><b>Med\u017eiagos tipas<\/b><\/strong><\/p><\/td><td width=\"306\"><p>Paprastas anglinis plienas, ner\u016bdijantis plienas, aliuminio lydinys, atsparus dilimui plienas ir kt. turi \u012ftakos sl\u0117giui ir formavimo spinduliui<\/p><\/td><\/tr><tr><td><p><strong><b>Minimalus ritinio skersmuo<\/b><\/strong><\/p><\/td><td width=\"306\"><p>Reikalingas minimalus vidinis skersmuo? Tai apima lenkimo paj\u0117gum\u0105 ir ritin\u0117li\u0173 i\u0161d\u0117stym\u0105.<\/p><\/td><\/tr><tr><td><p><strong><b>Ruo\u0161inio tipas<\/b><\/strong><\/p><\/td><td width=\"306\"><p>Cilindras, k\u016bgis, elips\u0117, nestandartin\u0117s dalys? Ar tai turi \u012ftakos valdymo sistemai ir \u0161oninio volelio trajektorijos konstrukcijai?<\/p><\/td><\/tr><tr><td><p><strong><b>Partijos dydis<\/b><\/strong><\/p><\/td><td width=\"306\"><p>Vienos dalies pritaikymas ar didel\u0117 partija? Nuspr\u0119skite, ar \u012frengti CNC, ar automatin\u012f pakrovimo ir i\u0161krovimo \u012frengin\u012f<\/p><\/td><\/tr><\/tbody><\/table>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e9ab0c0 elementor-widget elementor-widget-heading\" data-id=\"e9ab0c0\" 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) Pagrindini\u0173 technini\u0173 parametr\u0173 pasirinkimo rekomendacijos<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d200c82 elementor-widget elementor-widget-text-editor\" data-id=\"d200c82\" 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>Vir\u0161utinio volelio skersmuo: tur\u0117t\u0173 b\u016bti pakankamai didelis, kad atlaikyt\u0173 maksimali\u0105 lenkimo j\u0117g\u0105 ir i\u0161vengt\u0173 deformacijos; \u012ftakos turi valcuotos plok\u0161t\u0117s storis.<\/li><li>Ma\u017eesnis volelio ir \u0161oninio volelio skersmuo: turi \u012ftakos stabiliam prispaudimui ir lenkimui, o simetri\u0161ka konstrukcija yra geresn\u0117.<\/li><li>Hidraulin\u0117s sistemos sl\u0117gis: kuo didesnis sl\u0117gis, tuo didesnis apdorojimo paj\u0117gumas, ta\u010diau tuo didesn\u0117 ir kaina.<\/li><li>Variklio galia: tiesiogiai lemia plok\u0161t\u0117s pavaros gali\u0105 ir apdorojimo greit\u012f.<\/li><li>Voleli\u0173 \u017eingsnis ir voleli\u0173 i\u0161d\u0117stymas: lemia formavimo kokyb\u0119 ir minimal\u0173 volelio skersmen\u012f. K\u016bginiam valcavimui tinka ekscentriniai \u0161oniniai voleliai.<\/li><li>Valdymo re\u017eimas: NC tinka \u012fprastiems taikymams, CNC \u2013 sud\u0117tingiems ir didelio tikslumo scenarijams.<\/li><li>Ma\u0161inos konstrukcijos med\u017eiaga: didelio stiprumo lietinis plienas arba suvirinta konstrukcija, u\u017etikrinanti ilgalaik\u012f atsparum\u0105 deformacijai.<\/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-245e51f elementor-widget elementor-widget-heading\" data-id=\"245e51f\" 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) Prek\u0117s \u017eenklo ir garantinio aptarnavimo rekomendacijos<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-93df611 elementor-widget elementor-widget-text-editor\" data-id=\"93df611\" 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>Svarbiausia yra pasirinkti patikim\u0105 gamintoj\u0105 ir nepriekai\u0161ting\u0105 garantin\u012f aptarnavim\u0105.<\/p><ul><li>Pirmenyb\u0119 teikite gerai \u017einomiems preki\u0173 \u017eenklams arba gamintojams, turintiems ger\u0105 reputacij\u0105 pramon\u0117je: \u012frangos kokyb\u0117 garantuojama, o pagrindiniai komponentai tarnauja ilgai.<\/li><li>Ap\u017ei\u016br\u0117kite gamintojo surinkimo ir bandym\u0173 ma\u0161inos viet\u0105: pamatykite tikr\u0105j\u012f ried\u0117jimo efekt\u0105 ir supraskite valdymo sistemos veikim\u0105.<\/li><li>U\u017etikrinkite, kad tiek\u0117jas teikt\u0173 montavimo, paleidimo ir mokymo paslaugas: sutrumpinkite ma\u0161inos cikl\u0105 ir pagerinkite gamybos efektyvum\u0105.<\/li><li>Supraskite garantinio aptarnavimo laik\u0105 ir atsargini\u0173 dali\u0173 palaikym\u0105: laiku atliekama prie\u017ei\u016bra yra labai svarbi, kai \u012franga sugenda.<\/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-e92838c elementor-widget elementor-widget-heading\" data-id=\"e92838c\" 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) 4 ritinini\u0173 plok\u0161\u010di\u0173 valcavimo stakli\u0173 pasirinkimo id\u0117j\u0173 santrauka<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-29e5cf2 elementor-widget elementor-widget-text-editor\" data-id=\"29e5cf2\" 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>\u0160i\u0105 lentel\u0119 galite naudoti savo poreikiams susisteminti ir bendrauti su gamintoju:<\/p><table><tbody><tr><td width=\"34.9000%\"><p><strong><b>Prek\u0117<\/b><\/strong><\/p><\/td><td width=\"65.0800%\"><p><strong><b>Duomen\u0173 arba reikalavimo apra\u0161ymas<\/b><\/strong><\/p><\/td><\/tr><tr><td width=\"34.9000%\"><p>Maksimalus plok\u0161t\u0117s storis<\/p><\/td><td width=\"65.0800%\"><p>Pavyzd\u017eiui, 20 mm Q345 plienas<\/p><\/td><\/tr><tr><td width=\"34.9000%\"><p>Plok\u0161t\u0117s plo\u010dio diapazonas<\/p><\/td><td width=\"65.0800%\"><p>2000 mm<\/p><\/td><\/tr><tr><td width=\"34.9000%\"><p>Minimalus vidinis skersmuo<\/p><\/td><td width=\"65.0800%\"><p>400 mm<\/p><\/td><\/tr><tr><td width=\"34.9000%\"><p>Ruo\u0161inio tipas<\/p><\/td><td width=\"65.0800%\"><p>Cilindras + k\u016bgis<\/p><\/td><\/tr><tr><td width=\"34.9000%\"><p>Apdorojimo med\u017eiaga<\/p><\/td><td width=\"65.0800%\"><p>Mi\u0161rus ner\u016bdijantis ir anglinis plienas<\/p><\/td><\/tr><tr><td width=\"34.9000%\"><p>Valdymo metodas<\/p><\/td><td width=\"65.0800%\"><p>NC arba CNC<\/p><\/td><\/tr><tr><td width=\"34.9000%\"><p>Partija ar ne<\/p><\/td><td width=\"65.0800%\"><p>Taip, rekomenduojama sukonfig\u016bruoti maitinimo \u012frengin\u012f<\/p><\/td><\/tr><tr><td width=\"34.9000%\"><p>\u012erengimo vietos apribojimai<\/p><\/td><td width=\"65.0800%\"><p>Plo\u010dio \/ auk\u0161\u010dio \/ pamato laikomosios galios reikalavimai ir kt.<\/p><\/td><\/tr><\/tbody><\/table>\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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-09cd78e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"09cd78e\" 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-b94ce46\" data-id=\"b94ce46\" 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-eb8b818 elementor-widget elementor-widget-text-editor\" data-id=\"eb8b818\" 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>Susijusi informacija j\u016bs\u0173 nuorodai:<\/b><\/strong><\/p><p><a href=\"https:\/\/www.shen-chong.com\/lt\/plate-rolling-machine-components-and-composition-analysis\/\" target=\"_blank\" rel=\"noopener\">Plok\u0161\u010di\u0173 valcavimo stakli\u0173 komponentai ir sud\u0117ties analiz\u0117<\/a><\/p><p><a href=\"https:\/\/www.shen-chong.com\/lt\/what-is-metal-plate-rolling-machine-definition-working-principle\/\" target=\"_blank\" rel=\"noopener\">Kas yra metalo plok\u0161\u010di\u0173 valcavimo stakl\u0117s? Apibr\u0117\u017eimas ir veikimo principas<\/a><\/p><p><a href=\"https:\/\/www.shen-chong.com\/lt\/top-12-plate-rolling-machine-brands-ranking\/\" target=\"_blank\" rel=\"noopener\">12 geriausi\u0173 plok\u0161\u010di\u0173 valcavimo ma\u0161in\u0173 preki\u0173 \u017eenkl\u0173 reitingas [atnaujinta 2025 m.]<\/a><\/p><p><a href=\"https:\/\/www.shen-chong.com\/lt\/introduction-to-plate-rolling-machine-faults\/\" target=\"_blank\" rel=\"noopener\">\u012evadas \u012f plok\u0161\u010di\u0173 valcavimo ma\u0161inos gedimus<\/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>Turinys 4 vol\u0173 plok\u0161\u010di\u0173 valcavimo stakl\u0117s yra pla\u010diai naudojama \u012franga metalini\u0173 plok\u0161\u010di\u0173 lenkimo ir valcavimo apdirbimui. Jos gali atlikti plok\u0161\u010di\u0173 i\u0161ankstin\u012f lenkim\u0105 ir formavim\u0105 valcuojant, ypa\u010d tinka vidutinio ir storo plok\u0161\u010di\u0173 apdirbimui bei didelio tikslumo valcavimo apdorojimui. Palyginti su trij\u0173 vol\u0173 plok\u0161\u010di\u0173 valcavimo stakl\u0117mis, keturi\u0173 vol\u0173 plok\u0161\u010di\u0173 valcavimo stakl\u0117s turi [\u2026]<\/p>","protected":false},"author":1,"featured_media":4685,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-4683","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>4 Roller Plate Rolling Machine Buying Guide 2026 - SC Machinery<\/title>\n<meta name=\"description\" content=\"4 roller plate rolling machine is widely used for metal bending roll. 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