{"id":2556,"date":"2024-04-01T02:08:05","date_gmt":"2024-04-01T02:08:05","guid":{"rendered":"https:\/\/www.shen-chong.com\/?p=2556"},"modified":"2024-04-01T02:56:34","modified_gmt":"2024-04-01T02:56:34","slug":"press-brake-tonnage-calculator-for-users","status":"publish","type":"post","link":"https:\/\/www.shen-chong.com\/lt\/press-brake-tonnage-calculator-for-users\/","title":{"rendered":"Preso stabd\u017ei\u0173 tona\u017eo skai\u010diuokl\u0117 vartotojams"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"2556\" class=\"elementor elementor-2556\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-25bd9b5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"25bd9b5\" 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-e7715c0\" data-id=\"e7715c0\" 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-9b3e8bb elementor-widget elementor-widget-heading\" data-id=\"9b3e8bb\" 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\">Preso stabd\u017ei\u0173 tona\u017eo skai\u010diuokl\u0117<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-116da76 elementor-widget elementor-widget-text-editor\" data-id=\"116da76\" 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>Pastaraisiais metais lenkimo stakli\u0173 gamyba buvo pla\u010diai naudojama \u012fvairiose pramon\u0117s \u0161akose, o lenkimo stakli\u0173 apdirbimo diapazonas taip pat ple\u010diasi kasdien. Ta\u010diau n\u0117ra sistemingos diskusijos apie lenkimo j\u0117gos skai\u010diavim\u0105. \u0160iame straipsnyje mes i\u0161nagrin\u0117sime originali\u0105 lenkimo j\u0117gos skai\u010diavimo formul\u0119, i\u0161siai\u0161kinsime veiksnius, turin\u010dius \u012ftakos...\u00a0<a href=\"https:\/\/www.shen-chong.com\/lt\/press-brake\/\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #3366ff;\"><strong><b>presavimo stabdys <\/b><\/strong><\/span><\/a>tona\u017eo skai\u010diuokl\u0117 ir supraskite, kaip i\u0161vengti tona\u017eo pervertinimo arba nepakankamo \u012fvertinimo.<\/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-b14e8e2 elementor-widget elementor-widget-heading\" data-id=\"b14e8e2\" 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\">Preso stabd\u017ei\u0173 tona\u017eo skai\u010diuokl\u0117s formul\u0117<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ec294f3 elementor-widget elementor-widget-text-editor\" data-id=\"ec294f3\" 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><span style=\"color: #0000ff;\"><strong>P = 650 * S\u00b2 * L\/V<\/strong><\/span><\/p><p>P: lenkimo j\u0117ga (KN)<\/p><p>\u03c3b: med\u017eiagos tempiamasis stipris, N\/mm (standartas \u03c3b = 450 MPa)<\/p><p>t: lak\u0161to storis (mm)<\/p><p>V: Apatin\u0117s matricos angos plotis (mm)<\/p><p>L: lapo ilgis (M)<\/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-9cb8350 elementor-widget elementor-widget-image\" data-id=\"9cb8350\" 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=\"739\" height=\"585\" src=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/04\/press-brake-tonnage-calculation-chart.jpg\" class=\"attachment-full size-full wp-image-2559\" alt=\"Preso stabd\u017ei\u0173 tona\u017eo skai\u010diavimo lentel\u0117\" srcset=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/04\/press-brake-tonnage-calculation-chart.jpg 739w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/04\/press-brake-tonnage-calculation-chart-300x237.jpg 300w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/04\/press-brake-tonnage-calculation-chart-15x12.jpg 15w\" sizes=\"(max-width: 739px) 100vw, 739px\" \/>\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-5c6a63c elementor-widget elementor-widget-text-editor\" data-id=\"5c6a63c\" 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><span style=\"color: #0000ff;\"><strong><b>Skai\u010diavimo pavyzdys<\/b><\/strong><\/span><\/p><p>Ma\u017eaanglio plieno lak\u0161to storis yra 3 mm, plok\u0161t\u0117s ilgis \u2013 2000 mm, kok\u012f presavimo stakli\u0173 tona\u017e\u0105 reik\u0117t\u0173 pasirinkti?<\/p><p>P = 650 * 3\u00b2 * 2 \/ (3 * 6) = 650 kN = 65 tonos<\/p><p>Kod\u0117l \u010dia V=3*6? \u0160iame straipsnyje bus pristatyta, kaip apskai\u010diuoti presavimo stakli\u0173 apatinio \u0161tampo V formos ang\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-01133b0 elementor-widget elementor-widget-heading\" data-id=\"01133b0\" 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\">Preso stabd\u017ei\u0173 tona\u017e\u0173 skai\u010diavim\u0105 \u012ftakojantys veiksniai<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-72acdf1 elementor-widget elementor-widget-image\" data-id=\"72acdf1\" 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=\"315\" src=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/04\/press-brake-tonnage-calculation-formula.jpg\" class=\"attachment-full size-full wp-image-2560\" alt=\"Preso stabd\u017ei\u0173 tona\u017eo skai\u010diavimo formul\u0117\" srcset=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/04\/press-brake-tonnage-calculation-formula.jpg 650w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/04\/press-brake-tonnage-calculation-formula-300x145.jpg 300w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2024\/04\/press-brake-tonnage-calculation-formula-18x9.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-543afdf elementor-widget elementor-widget-heading\" data-id=\"543afdf\" 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\">Rekomenduojamas apatinio \u0161tampo V formos atidarymas<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-623aa29 elementor-widget elementor-widget-text-editor\" data-id=\"623aa29\" 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>Vis\u0173 pirma, apatinio preso stakli\u0173 V formos anga turi \u012ftakos preso stakli\u0173 svorio apskai\u010diavimui. Apatinio preso stakli\u0173 V formos anga paprastai yra susijusi su med\u017eiagos storiu. Atsi\u017evelgiant \u012f rinkos reikalavimus, lak\u0161tinio metalo, kurio storis (t): 0\u20133 mm, apatinio preso stakli\u0173 V formos griovelio plotis yra V = lak\u0161tinio metalo storis (t) * 6; o tiksliam lenkimui \u0161is koeficientas gali susiaur\u0117ti nuo 6 iki 4. Lak\u0161tinio metalo, kurio storis (t): 3\u201310 mm, apatinio preso stakli\u0173 V formos griovelio plotis yra V = plok\u0161t\u0117s storis (t) * 8. Lak\u0161tinio metalo, kurio storis (t) yra 10 mm ar didesnis, apatinio preso stakli\u0173 griovelio plotis V = plok\u0161t\u0117s storis * 10 arba 12, kaip parodyta toliau pateiktoje lentel\u0117je.<\/p><p>\u00a0<\/p><table><tbody><tr><td width=\"276\"><p>Lak\u0161to storis (mm)<\/p><\/td><td width=\"96\"><p>0\u20132,5 mm<\/p><\/td><td width=\"96\"><p>3\u20138 mm<\/p><\/td><td width=\"96\"><p>9\u201310 mm<\/p><\/td><td width=\"144\"><p>vir\u0161 12 mm<\/p><\/td><\/tr><tr><td><p>Apatinio \u0161tampo V anga (mm)<\/p><\/td><td><p>6*t<\/p><\/td><td><p>8*t<\/p><\/td><td><p>10*t<\/p><\/td><td><p>12*t<\/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-28e78d9 elementor-widget elementor-widget-spacer\" data-id=\"28e78d9\" data-element_type=\"widget\" data-widget_type=\"spacer.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-column .elementor-spacer-inner{height:var(--spacer-size)}.e-con{--container-widget-width:100%}.e-con-inner>.elementor-widget-spacer,.e-con>.elementor-widget-spacer{width:var(--container-widget-width,var(--spacer-size));--align-self:var(--container-widget-align-self,initial);--flex-shrink:0}.e-con-inner>.elementor-widget-spacer>.elementor-widget-container,.e-con>.elementor-widget-spacer>.elementor-widget-container{height:100%;width:100%}.e-con-inner>.elementor-widget-spacer>.elementor-widget-container>.elementor-spacer,.e-con>.elementor-widget-spacer>.elementor-widget-container>.elementor-spacer{height:100%}.e-con-inner>.elementor-widget-spacer>.elementor-widget-container>.elementor-spacer>.elementor-spacer-inner,.e-con>.elementor-widget-spacer>.elementor-widget-container>.elementor-spacer>.elementor-spacer-inner{height:var(--container-widget-height,var(--spacer-size))}.e-con-inner>.elementor-widget-spacer.elementor-widget-empty,.e-con>.elementor-widget-spacer.elementor-widget-empty{position:relative;min-height:22px;min-width:22px}.e-con-inner>.elementor-widget-spacer.elementor-widget-empty .elementor-widget-empty-icon,.e-con>.elementor-widget-spacer.elementor-widget-empty .elementor-widget-empty-icon{position:absolute;top:0;bottom:0;left:0;right:0;margin:auto;padding:0;width:22px;height:22px}<\/style>\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/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-97a16ea elementor-widget elementor-widget-heading\" data-id=\"97a16ea\" 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\">Da\u017eniausiai naudojam\u0173 med\u017eiag\u0173 tempiamasis stipris<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3f3a9ec elementor-widget elementor-widget-text-editor\" data-id=\"3f3a9ec\" 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>Antra, skirtingos med\u017eiagos tempiamasis stipris taip pat turi \u012ftakos presavimo stakli\u0173 tona\u017eo skai\u010diuoklei. Tempiamojo stiprio simbolis yra Rm (senasis GB\/T228-1987 nacionalinis standartas nurodo, kad tempiamojo stiprio simbolis yra ob), o vienetas yra MPa (pastaba: N\/mm = MPa).<\/p><p>Aliuminis: 200\u2013300 N\/mm\u00b2<\/p><p>Ma\u017eaanglis plienas: 370\u2013500 N\/mm (paprastai 450 N\/mm)<\/p><p>Ner\u016bdijantis plienas: 650\u2013700 N\/mm\u00b2<\/p><p>Nor\u0117dami paprastai apskai\u010diuoti presavimo stakli\u0173 tona\u017e\u0105, paprastai pirmiausia apskai\u010diuojame ma\u017eo plieno tona\u017e\u0105, o tada su laiku susijusius \u012fkainius.<\/p><p>Aliuminis = ma\u017eaanglio plieno tona\u017eas * 0,5<\/p><p>Ner\u016bdijantis plienas = ma\u017eaanglio plieno tona\u017eas * 1,5<\/p><p>\u00a0<\/p><p><strong><span style=\"color: #0000ff;\">Skai\u010diavimo pavyzdys<\/span><\/strong><\/p><p>Ner\u016bdijan\u010dio plieno lak\u0161to storis yra 3 mm, plok\u0161t\u0117s ilgis yra 2500 mm, kok\u012f presavimo stakli\u0173 tona\u017e\u0105 reik\u0117t\u0173 pasirinkti?<\/p><p>P = 650 * 3\u00b2 * 2,5 \/ (3 * 6) * 1,5 = 1219 kN = 122 tonos<\/p><p>\u00a0<\/p><p><span style=\"color: #0000ff;\"><strong>Kas yra tempiamasis stipris?<\/strong><\/span><\/p><p>Tempiamasis stipris yra kritin\u0117 vert\u0117, kuriai esant metalas pereina i\u0161 tolygios plastin\u0117s deformacijos \u012f lokalizuot\u0105 koncentruot\u0105 plastin\u0119 deformacij\u0105, ir tai taip pat yra maksimali metalo laikomoji galia statinio tempimo s\u0105lygomis. Tempiamasis stipris parodo med\u017eiagos atsparum\u0105 maksimaliai tolygiai plastinei deformacijai. Prie\u0161 patiriant maksimal\u0173 tempimo \u012ftemp\u012f, tempiamojo bandinio deformacija yra tolygi ir pastovi, ta\u010diau vir\u0161ijus \u0161i\u0105 rib\u0105, metalas pradeda tr\u016bk\u010dioti, d\u0117l ko vyksta koncentruota deformacija; trapi\u0173 med\u017eiag\u0173, neturin\u010di\u0173 (arba labai ma\u017eos) tolygios plastin\u0117s deformacijos, atveju tai atspindi med\u017eiagos atsparum\u0105 l\u016b\u017eiams. Tai taip pat galima suprasti taip: kai plienas iki tam tikro lygio pasiduoda, jo atsparumas deformacijai v\u0117l padid\u0117ja d\u0117l vidini\u0173 gr\u016bdeli\u0173 persitvarkymo. \u0160iuo metu, nors deformacija vystosi greitai, ji gali did\u0117ti tik did\u0117jant \u012ftempiui, kol pasiekiamas maksimalus \u012ftempis. V\u0117liau plieno geb\u0117jimas atsispirti deformacijai \u017eymiai suma\u017e\u0117jo, o silpniausioje vietoje \u012fvyko reik\u0161minga plastin\u0117 deformacija. \u0160iuo metu bandinio skerspj\u016bvis greitai susitrauk\u0117, d\u0117l to atsirado tr\u016bkis ir l\u016b\u017eis. Did\u017eiausia plieno \u012ftempio vert\u0117 prie\u0161 tempiam\u0105j\u012f l\u016b\u017e\u012f vadinama ribiniu stipriu arba tempiamuoju stipriu.<\/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-2629393 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"2629393\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/www.shen-chong.com\/lt\/contact\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Spustel\u0117kite \u010dia<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\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-c0b3aff elementor-widget elementor-widget-spacer\" data-id=\"c0b3aff\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/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-15a7abd elementor-widget elementor-widget-heading\" data-id=\"15a7abd\" 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\">Lak\u0161to plok\u0161t\u0117s storis<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c28700f elementor-widget elementor-widget-text-editor\" data-id=\"c28700f\" 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>Tre\u010dia, kaip \u017einoma vartotojams, plok\u0161t\u0117s storis yra vienas i\u0161 svarbiausi\u0173 veiksni\u0173, lemian\u010di\u0173 lenkimo j\u0117g\u0105. Lak\u0161to storis yra vienas i\u0161 svarbiausi\u0173 veiksni\u0173, turin\u010di\u0173 \u012ftakos lenkimo preso talpos skai\u010diavimui. Apskritai, esant toms pa\u010dioms apdorojimo s\u0105lygoms, kuo storesn\u0117 lenkiama plok\u0161t\u0117, tuo didesnis sl\u0117gis reikalingas jai deformuoti, taigi, tuo didesn\u0117 reikia lenkimo preso talpa.<\/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-822f592 elementor-widget elementor-widget-heading\" data-id=\"822f592\" 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\">Lak\u0161to plok\u0161t\u0117s ilgis<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0c7b3f0 elementor-widget elementor-widget-text-editor\" data-id=\"0c7b3f0\" 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>Ketvirta, lak\u0161tinio plok\u0161t\u0117s ilgis yra dar vienas svarbus aspektas spausdinimo preso svorio skai\u010diuokl\u0117je. Kuo ilgesnis plok\u0161t\u0117s ilgis, tuo didesn\u0117 lenkimo j\u0117ga reikalinga spausdinimo presui.<\/p><p>Kartais operatorius turi atkreipti d\u0117mes\u012f \u012f vieneto lenkimo j\u0117g\u0105. Pavyzd\u017eiui, vartotojas paprastai lenkia 3 mm storio ir 3000 mm ilgio mink\u0161to plieno plok\u0161t\u0119; ta\u010diau tuo pa\u010diu metu jam taip pat reikia lenkti 8 mm storio ir 1000 mm ilgio mink\u0161to plieno plok\u0161t\u0119. \u0160iuo atveju 3 mm storio plok\u0161t\u0117s vieneto tona\u017eas yra 3 * 3 * 650 \/ (3 * 6) = 325 KN, o 8 mm storio plok\u0161t\u0117s tona\u017eas yra 8 * 8 * 650 \/ (8 * 8) = 650 KN. Jei vartotojas nori naudoti t\u0105 pat\u012f presavimo stakles \u0161i\u0173 dviej\u0173 r\u016b\u0161i\u0173 plok\u0161t\u0117ms lenkti, presavimo stakli\u0173 tona\u017eas tur\u0117t\u0173 b\u016bti 200\u20133200 mm.<\/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-5f7dd66 elementor-widget elementor-widget-spacer\" data-id=\"5f7dd66\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/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-cd3b1bc elementor-widget elementor-widget-heading\" data-id=\"cd3b1bc\" 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\">Ma\u017eaanglio plieno tona\u017eo apskai\u010diavimas su apvalinimo \u012frankiu<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9057d74 elementor-widget elementor-widget-text-editor\" data-id=\"9057d74\" 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>Penkta, tai, ar naudojamas apipjovimo \u012frankis, ar ne, turi \u012ftakos svorio apskai\u010diavimui. Presams su apipjovimo \u012frankiu reikia didesn\u0117s lenkimo j\u0117gos, tod\u0117l naudotojai negali tiesiog pritaikyti formul\u0117s. Toliau pateikiama skai\u010diavimo lentel\u0117 j\u016bs\u0173 informacijai.<\/p><p>1 mm storio, 1000 mm ilgio ma\u017eaanglis plienas: lenkiant la\u0161o formos \u012frankiais, reikalinga 15 ton\u0173 metrui keliamoji galia. Lenkiant pilno apsiuvimo \u012frankiais, reikia rinktis 40 ton\u0173 \/ 1000 mm presavimo stakles.<\/p><table><tbody><tr><td width=\"153\"><p>Storis (mm)<\/p><\/td><td width=\"177\"><p>A\u0161ar\u0173 la\u0161as (tonos\/m\u00b2)<\/p><\/td><td width=\"218\"><p>Pilnas apsiuvimas (tonos\/m\u00b2)<\/p><\/td><\/tr><tr><td><p>0.6<\/p><\/td><td><p>9<\/p><\/td><td><p>23<\/p><\/td><\/tr><tr><td><p>1<\/p><\/td><td><p>15<\/p><\/td><td><p>40<\/p><\/td><\/tr><tr><td><p>1.5<\/p><\/td><td><p>22<\/p><\/td><td><p>63<\/p><\/td><\/tr><tr><td><p>2<\/p><\/td><td><p>30<\/p><\/td><td><p>80<\/p><\/td><\/tr><tr><td><p>2.5<\/p><\/td><td><p>55<\/p><\/td><td><p>90<\/p><\/td><\/tr><tr><td><p>3<\/p><\/td><td><p>77<\/p><\/td><td><p>100<\/p><\/td><\/tr><\/tbody><\/table><p>\u00a0<\/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-b0dfb07 elementor-widget elementor-widget-heading\" data-id=\"b0dfb07\" 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\">Stulp\u0173 lenkimas naudojant galing\u0105 presavimo stabd\u012f<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-411753f elementor-widget elementor-widget-text-editor\" data-id=\"411753f\" 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>Galiausiai, lenkiant stulpus kartais reik\u0117t\u0173 atsi\u017evelgti \u012f daugiau veiksni\u0173, kurie ne\u012ftraukti \u012f formul\u0119. Paprastai, kai vartotojai pasirenka naudoti <a href=\"https:\/\/www.shen-chong.com\/lt\/tandem-press-brake-machine\/\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #3366ff;\"><strong><b>tandeminis preso stabdys<\/b><\/strong><\/span><\/a>\u00a0Nor\u0117dami sulenkti plok\u0161t\u0119, jie gali naudoti auk\u0161\u010diau pateikt\u0105 formul\u0119 stakli\u0173 preso tona\u017eui apskai\u010diuoti. Ta\u010diau kai jie lenkia daugiakampius strypus su nedaugeliu a\u0161men\u0173 ir lenkia apskritus lankinius strypus, stakli\u0173 preso tona\u017eas tur\u0117t\u0173 b\u016bti daug didesnis nei formul\u0117s skai\u010diavimo rezultatai. Pra\u0161ome susisiekti su specialistais. <a href=\"https:\/\/www.shen-chong.com\/lt\/cnc-press-brake-machine\/\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #3366ff;\"><strong><b>CNC presavimo stabd\u017ei\u0173 gamintojas<\/b><\/strong><\/span><\/a>\u00a0norint gauti tinkamus ma\u0161inos 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-977b2e0 elementor-widget elementor-widget-spacer\" data-id=\"977b2e0\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/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-cfea471 elementor-widget elementor-widget-heading\" data-id=\"cfea471\" 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\">Leistinas minimalus lenkimo kra\u0161to ilgis<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-579ea69 elementor-widget elementor-widget-text-editor\" data-id=\"579ea69\" 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>Be vis\u0173 auk\u0161\u010diau i\u0161vardyt\u0173 veiksni\u0173, lenkimo ir deformacijos proceso metu med\u017eiaga vidin\u0117je sulenkto kampo pus\u0117je yra suspaud\u017eiama, o i\u0161orin\u0117 \u2013 i\u0161tempiama, o med\u017eiaga, i\u0161laikiusi pradin\u012f ilg\u012f, pasiskirsto apskritimo lanku. \u0160io lanko pad\u0117tis yra lak\u0161tinio metalo med\u017eiag\u0173 mechanikos neutrali linija, kuri naudojama i\u0161lankstyto ilgio apskai\u010diavimui. Ji negali vir\u0161yti 1\/2 plok\u0161t\u0117s storio geometrin\u0117s formos.<\/p><p>\u00a0<\/p><table><tbody><tr><td width=\"131\"><p>Kampas (\u00b0)<\/p><\/td><td width=\"96\"><p>165<\/p><\/td><td width=\"96\"><p>130<\/p><\/td><td width=\"96\"><p>120<\/p><\/td><td width=\"96\"><p>90<\/p><\/td><td width=\"96\"><p>60<\/p><\/td><td width=\"96\"><p>45<\/p><\/td><td width=\"96\"><p>30<\/p><\/td><\/tr><tr><td><p>Dydis (b)<\/p><\/td><td><p>0,51 V<\/p><\/td><td><p>0,55 V<\/p><\/td><td><p>0,58 V<\/p><\/td><td><p>0,71 V<\/p><\/td><td><p>V.<\/p><\/td><td><p>1,31 V<\/p><\/td><td><p>1,94 V<\/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-dcc4f0e elementor-widget elementor-widget-spacer\" data-id=\"dcc4f0e\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/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-b9d8bd6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b9d8bd6\" 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-862caa8\" data-id=\"862caa8\" 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-2f88e11 elementor-widget elementor-widget-heading\" data-id=\"2f88e11\" 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\">Tona\u017eo pervertinimas<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-218b58b elementor-widget elementor-widget-text-editor\" data-id=\"218b58b\" 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>Vartotojai kartais mano, kad nusipirk\u0119 didelio tona\u017eo pres\u0105, jie gal\u0117s sulenkti visus ma\u017eus ruo\u0161inius, kuriems taikomi tona\u017eo reikalavimai. Kaip profesional\u016bs pres\u0173 stabd\u017ei\u0173 gamintojai, turime pasakyti, kad tai yra da\u017enas nesusipratimas. Naudodami pres\u0173 stabd\u017ei\u0173 tona\u017eo skai\u010diuokl\u0119 nepasitar\u0119 su gamintoju, vartotojai da\u017enai pervertina arba nepakankamai \u012fvertina tona\u017eo svor\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-90b41e5 elementor-widget elementor-widget-heading\" data-id=\"90b41e5\" 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\">Per didelio tona\u017eo naudojimo rizika<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-12b35dd elementor-widget elementor-widget-spacer\" data-id=\"12b35dd\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/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-11df7ed elementor-widget elementor-widget-heading\" data-id=\"11df7ed\" 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\">Blogas lenkimo poveikis ma\u017eiems ruo\u0161iniams<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-465f898 elementor-widget elementor-widget-text-editor\" data-id=\"465f898\" 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 naudotojai lenkia ma\u017eus ruo\u0161inius naudodami didelio tona\u017eo presavimo stakles, jie pasteb\u0117s, kad dideliems presavimo stakl\u0117ms skirti presavimo stakli\u0173 \u012frankiai netinka ma\u017eiems ruo\u0161iniams lenkti. Dideliems presavimo stakl\u0117ms paprastai naudojamas daugiapakopis V formos apatinis \u0161tampas, o jo V formos \u012fpjova yra per didel\u0117 plonoms plok\u0161t\u0117ms. Net naudotojai kei\u010dia ma\u017e\u0105 apatin\u012f \u0161tamp\u0105 plonoms plok\u0161t\u0117ms, didelio tona\u017eo presavimo stakles su pla\u010diu darbiniu stalu kartais trukdo lenkimo efektams.<\/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-bece65d elementor-widget elementor-widget-heading\" data-id=\"bece65d\" 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\">Nereikalingas energijos suvartojimas<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-50b2d85 elementor-widget elementor-widget-text-editor\" data-id=\"50b2d85\" 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>Naudojant didesn\u0117s talpos presavimo stakles, reikia sunaudoti daugiau elektros energijos. Jei naudotojai visada naudoja didel\u012f presavimo stakles ma\u017eiems ruo\u0161iniams lenkti, jie i\u0161leid\u017eia pinigus nereikalingam energijos suvartojimui.<\/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-4df91a5 elementor-widget elementor-widget-spacer\" data-id=\"4df91a5\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/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-a4c5baa elementor-widget elementor-widget-heading\" data-id=\"a4c5baa\" 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\">Patarimai, kaip i\u0161vengti pervertinimo<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dce7177 elementor-widget elementor-widget-text-editor\" data-id=\"dce7177\" 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>Nor\u0117dami pasirinkti tinkamiausi\u0105 stakli\u0173 model\u012f, susisiekite su presavimo stabd\u017ei\u0173 gamykla.<\/li><li>Ma\u017eiems ruo\u0161iniams lenkti naudokite ma\u017e\u0105 presavimo stakles, o dideliems ruo\u0161iniams \u2013 specialiai didel\u012f.<\/li><li>Pasirinkite pirkti <a href=\"https:\/\/www.shen-chong.com\/lt\/servo-hybrid-press-brake-machine\/\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #3366ff;\"><strong><b>hibridinis servo preso stabdys <\/b><\/strong><\/span><\/a>kad suma\u017eintum\u0117te energijos suvartojim\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-f811901 elementor-widget elementor-widget-spacer\" data-id=\"f811901\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/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-f4a7d40 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f4a7d40\" 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-2940b6b\" data-id=\"2940b6b\" 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-3381775 elementor-widget elementor-widget-heading\" data-id=\"3381775\" 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\">Tona\u017eo nepakankamas \u012fvertinimas<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2612742 elementor-widget elementor-widget-text-editor\" data-id=\"2612742\" 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>Tonos nepakankamas \u012fvertinimas yra dar viena da\u017ena problema renkantis preso stakles. Kai kurie vartotojai naudoja internetin\u0119 preso stakli\u0173 tonos skai\u010diuokl\u0119, kad patys apskai\u010diuot\u0173 tona\u017e\u0105, ta\u010diau tona\u017eui \u012ftakos turi daug skirting\u0173 veiksni\u0173, kaip aptar\u0117me auk\u0161\u010diau. Toliau aptarsime preso stakli\u0173 tonos nepakankamo \u012fvertinimo rizik\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-d6688ca elementor-widget elementor-widget-heading\" data-id=\"d6688ca\" 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\">Galimos problemos naudojant nepakankam\u0105 tona\u017e\u0105<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8493dc8 elementor-widget elementor-widget-text-editor\" data-id=\"8493dc8\" 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>Naudojant nepakankam\u0105 preso stakli\u0173 tona\u017e\u0105 plok\u0161tei lenkti, kyla didesn\u0117 rizika nei naudojant pervertint\u0105 preso stakli\u0173 tona\u017e\u0105 plonoms plok\u0161t\u0117ms lenkti. \u017demiau pateikiamos dvi pagrindin\u0117s rizikos.<\/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-253617e elementor-widget elementor-widget-heading\" data-id=\"253617e\" 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\">Negaliu sulenkti<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c2f4f58 elementor-widget elementor-widget-text-editor\" data-id=\"c2f4f58\" 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 vartotojai \u012fsigyja nepakankamo tona\u017eo pres\u0105, kad sulenkt\u0173 plok\u0161t\u0119, kuri vir\u0161ija lenkimo galimybes, pati intuityviausia problema yra ta, kad ma\u0161ina negali sulenkti reikiamu kampu. Pavyzd\u017eiui, naudojant nepakankamo tona\u017eo pres\u0105, kad sulenkt\u0173 reikiamu 90\u00b0 kampu, nesvarbu, kaip vartotojai reguliuoja CNC valdikl\u012f, lenkimo rezultatas gali parodyti, kad ma\u0161ina gali sulenkti tik 120\u00b0 kampu.<\/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-97f9722 elementor-widget elementor-widget-heading\" data-id=\"97f9722\" 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\">Suged\u0119s<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ea8ac93 elementor-widget elementor-widget-text-editor\" data-id=\"ea8ac93\" 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>Kita nepakankamo t\u016brio presavimo stabd\u017eio problema yra ta, kad lenkimo proceso metu gali sul\u016b\u017eti presavimo stabd\u017eio \u012frankiai arba ma\u0161ina.<\/p><p>Naudokite auk\u0161\u010diau pateikt\u0105 pavyzd\u012f: vartotojas paprastai lenkia 3 mm storio ir 3000 mm ilgio ma\u017eo plieno plok\u0161tes; ta\u010diau tuo pa\u010diu metu jam taip pat reikia lenkti 8 mm storio ir 1000 mm ilgio ma\u017eo plieno plok\u0161tes. Jei vartotojas pasirenka tinkam\u0105 stakli\u0173 model\u012f, jis tur\u0117t\u0173 pirkti 200T3200MM. Ta\u010diau jei jis perka tik 100T3200MM, remdamasis 3 mm storio ir 3000 mm ilgio plok\u0161t\u0117s lenkimu, lenkdamas 8 mm storio ir 1000 mm ilgio plok\u0161t\u0119, gali sul\u016b\u017eti presavimo \u012frankis arba nebus galima pasiekti reikiamo kampo.<\/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-24c08fd elementor-widget elementor-widget-spacer\" data-id=\"24c08fd\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/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-6c6b02c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6c6b02c\" 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-46cd24f\" data-id=\"46cd24f\" 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-553ebf6 elementor-widget elementor-widget-heading\" data-id=\"553ebf6\" 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-3232565 elementor-widget elementor-widget-text-editor\" data-id=\"3232565\" 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>\u0160iame straipsnyje pirmiausia pristatome formul\u0119, da\u017eniausiai naudojam\u0105 preso stakli\u0173 svorio skai\u010diuokl\u0117je, ir veiksnius, turin\u010dius \u012ftakos skai\u010diavimui, \u012fskaitant med\u017eiagos tempiam\u0105j\u012f stiprum\u0105, preso stakli\u0173 apatinio \u0161tampo V formos ang\u0105, plok\u0161t\u0117s stor\u012f, plok\u0161t\u0117s ilg\u012f, apvad\u0173 \u012frankius, stryp\u0173 lenkim\u0105. Be to, aptariame preso stakli\u0173 svorio pervertinimo ir nepakankamo \u012fvertinimo rizik\u0105 ir kaip i\u0161vengti \u0161i\u0173 galim\u0173 klaid\u0173. Tikim\u0117s, kad i\u0161 \u0161io straipsnio \u017emon\u0117s su\u017einos daugiau apie preso stakli\u0173 svorio apskai\u010diavim\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-fa88810 elementor-widget elementor-widget-spacer\" data-id=\"fa88810\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/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-c309ae4 elementor-widget elementor-widget-text-editor\" data-id=\"c309ae4\" 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>Susij\u0119 straipsniai:<\/strong><\/p><p><a href=\"https:\/\/www.shen-chong.com\/lt\/what-is-press-brake\/\" target=\"_blank\" rel=\"noopener\">Kas yra presavimo stabdys?<\/a><\/p><p><strong>\u0160altiniai:<\/strong><\/p><p><a href=\"https:\/\/en.wikipedia.org\/wiki\/Ultimate_tensile_strength\" target=\"_blank\" rel=\"noopener\">Did\u017eiausias tempiamasis stipris<\/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>Presavimo stakli\u0173 svorio skai\u010diuokl\u0117 Pastaraisiais metais presavimo stakli\u0173 naudojimas \u012fvairiose pramon\u0117s \u0161akose nuolat ple\u010diasi, o presavimo stakli\u0173 apdirbimo diapazonas taip pat kasdien ple\u010diasi. Ta\u010diau sistemin\u0117s diskusijos apie lenkimo j\u0117gos skai\u010diavim\u0105 n\u0117ra. \u0160iame straipsnyje aptarsime originali\u0105 lenkimo j\u0117gos skai\u010diavimo formul\u0119, su\u017einosime [\u2026]<\/p>","protected":false},"author":1,"featured_media":2557,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2556","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>Press Brake Tonnage Calculator For Users - SC Machinery<\/title>\n<meta name=\"description\" content=\"Explore the bending force calculation, learn the factors affect press brake tonnage calculator and avoid the tonnage calculation mistakes.\" \/>\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\/press-brake-tonnage-calculator-for-users\/\" \/>\n<meta property=\"og:locale\" content=\"lt_LT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Press Brake Tonnage Calculator For Users - 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