{"id":6501,"date":"2026-11-10T02:55:38","date_gmt":"2026-11-10T02:55:38","guid":{"rendered":"https:\/\/www.shen-chong.com\/?p=6501"},"modified":"2026-11-10T02:56:48","modified_gmt":"2026-11-10T02:56:48","slug":"how-to-improve-hydraulic-guillotine-shearing-precision","status":"publish","type":"post","link":"https:\/\/www.shen-chong.com\/fr\/how-to-improve-hydraulic-guillotine-shearing-precision\/","title":{"rendered":"Comment am\u00e9liorer la pr\u00e9cision de cisaillement d&#039;une guillotine hydraulique ?"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"6501\" class=\"elementor elementor-6501\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-82489fa elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"82489fa\" data-element_type=\"section\">\n\t\t\t\t\t\t<div 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 class=\"elementor-toc__header\">\n\t\t\t<h3 class=\"elementor-toc__header-title\">\n\t\t\t\tTable des mati\u00e8res\t\t\t<\/h3>\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__607671a\" aria-expanded=\"true\" aria-label=\"Ouvrir la table des mati\u00e8res\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-down\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M207.029 381.476L12.686 187.132c-9.373-9.373-9.373-24.569 0-33.941l22.667-22.667c9.357-9.357 24.522-9.375 33.901-.04L224 284.505l154.745-154.021c9.379-9.335 24.544-9.317 33.901.04l22.667 22.667c9.373 9.373 9.373 24.569 0 33.941L240.971 381.476c-9.373 9.372-24.569 9.372-33.942 0z\"><\/path><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__607671a\" aria-expanded=\"true\" aria-label=\"Fermer la table des mati\u00e8res\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-up\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M240.971 130.524l194.343 194.343c9.373 9.373 9.373 24.569 0 33.941l-22.667 22.667c-9.357 9.357-24.522 9.375-33.901.04L224 227.495 69.255 381.516c-9.379 9.335-24.544 9.317-33.901-.04l-22.667-22.667c-9.373-9.373-9.373-24.569 0-33.941L207.03 130.525c9.372-9.373 24.568-9.373 33.941-.001z\"><\/path><\/svg><\/div>\n\t\t\t\t\t<\/div>\n\t\t<div id=\"elementor-toc__607671a\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<svg class=\"elementor-toc__spinner eicon-animation-spin e-font-icon-svg e-eicon-loading\" aria-hidden=\"true\" viewbox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M500 975V858C696 858 858 696 858 500S696 142 500 142 142 304 142 500H25C25 237 238 25 500 25S975 237 975 500 763 975 500 975Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\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-5020003 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5020003\" 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-ba64ff1\" data-id=\"ba64ff1\" 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-47ced16 elementor-widget elementor-widget-text-editor\" data-id=\"47ced16\" 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>Am\u00e9liorer la pr\u00e9cision du cisaillement par guillotine hydraulique ne se limite pas au simple r\u00e9glage de la but\u00e9e arri\u00e8re. La pr\u00e9cision d\u00e9pend de l&#039;interaction de plusieurs facteurs\u00a0: la structure m\u00e9canique, le jeu de la lame, la but\u00e9e arri\u00e8re, le syst\u00e8me hydraulique, le positionnement de la t\u00f4le, la rigidit\u00e9 du b\u00e2ti, le syst\u00e8me de commande et la maintenance.<\/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-72c1df5 elementor-widget elementor-widget-text-editor\" data-id=\"72c1df5\" 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>Ce qui suit est une analyse syst\u00e9matique d&#039;un point de vue pratique de production.<\/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-c8fd3ad elementor-section-boxed elementor-section-height-default 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elementor-section-height-default\" data-id=\"857ca62\" 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-a3e61c1\" data-id=\"a3e61c1\" 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-7c3f4eb elementor-widget elementor-widget-heading\" data-id=\"7c3f4eb\" 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. Comment am\u00e9liorer la pr\u00e9cision du cisaillement par guillotine hydraulique ?<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bf7c84a elementor-widget elementor-widget-image\" data-id=\"bf7c84a\" 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=\"800\" height=\"500\" src=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2026\/11\/SC-Hydraulic-Guillotine-Shearing-Machine.jpg\" class=\"attachment-large size-large wp-image-6505\" alt=\"Cisaille \u00e0 guillotine hydraulique SC\" srcset=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2026\/11\/SC-Hydraulic-Guillotine-Shearing-Machine.jpg 800w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2026\/11\/SC-Hydraulic-Guillotine-Shearing-Machine-300x188.jpg 300w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2026\/11\/SC-Hydraulic-Guillotine-Shearing-Machine-768x480.jpg 768w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2026\/11\/SC-Hydraulic-Guillotine-Shearing-Machine-18x12.jpg 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\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-57fbcd9 elementor-widget elementor-widget-text-editor\" data-id=\"57fbcd9\" 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>Premi\u00e8rement, identifier les principaux facteurs affectant la pr\u00e9cision de la coupe \u00e0 la guillotine.<\/p><p><strong><b>La pr\u00e9cision finale d&#039;une cisaille guillotine hydraulique se traduit g\u00e9n\u00e9ralement par\u00a0:<\/b><\/strong><\/p><ul><li>Pr\u00e9cision de la longueur de cisaillement<\/li><li>Pr\u00e9cision diagonale<\/li><li>Rectitude<\/li><li>Carr\u00e9 (perpendicularit\u00e9)<\/li><li>Qualit\u00e9 du tranchant<\/li><li>Pr\u00e9cision de positionnement r\u00e9p\u00e9t\u00e9e<\/li><li>Coh\u00e9rence du traitement par lots<\/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-71e85b3 elementor-widget elementor-widget-text-editor\" data-id=\"71e85b3\" 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>On peut r\u00e9sumer cela ainsi\u00a0:<\/b><\/strong><\/p><p>Pr\u00e9cision de cisaillement = Rigidit\u00e9 du b\u00e2ti + \u00c9tat de la lame + Contr\u00f4le du jeu de la lame + Pr\u00e9cision de la but\u00e9e arri\u00e8re + Stabilit\u00e9 hydraulique + M\u00e9thode de positionnement + Fonctionnement correct<\/p><p>Des erreurs importantes dans l&#039;un de ces domaines peuvent entra\u00eener des dimensions finales hors des limites de tol\u00e9rance.<\/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-4ca7d95 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4ca7d95\" 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-3aa9796\" data-id=\"3aa9796\" 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-18de0ed elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"18de0ed\" 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-fb57f6b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"fb57f6b\" 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-d1aa90a\" data-id=\"d1aa90a\" 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-e41e53f elementor-widget elementor-widget-heading\" data-id=\"e41e53f\" 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. 15 aspects cl\u00e9s pour am\u00e9liorer la pr\u00e9cision<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5283195 elementor-widget elementor-widget-heading\" data-id=\"5283195\" 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) Am\u00e9lioration de la rigidit\u00e9 du ch\u00e2ssis et du porte-lame de la cisaille \u00e0 guillotine hydraulique<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b7ac794 elementor-widget elementor-widget-text-editor\" data-id=\"b7ac794\" 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>C&#039;est l&#039;exigence fondamentale.<\/p><p>Lors du fonctionnement d&#039;une cisaille guillotine hydraulique, le porte-lame sup\u00e9rieur est soumis \u00e0 d&#039;importantes forces de cisaillement. Si la rigidit\u00e9 du b\u00e2ti, de la table de travail ou du porte-lame est insuffisante, de l\u00e9g\u00e8res d\u00e9formations se produisent lors du cisaillement de t\u00f4les \u00e9paisses.<\/p><p><strong><b>Par exemple:<\/b><\/strong><\/p><p>Cisaillement de plaques minces\u00a0: la d\u00e9formation du cadre a un impact relativement mineur.<\/p><p>Cisaillement de plaques de 10 \u00e0 20 mm d&#039;\u00e9paisseur\u00a0: la force de cisaillement augmente significativement.<\/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-779111a elementor-widget elementor-widget-text-editor\" data-id=\"779111a\" 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>Une rigidit\u00e9 insuffisante du cadre peut entra\u00eener\u00a0:<\/b><\/strong><\/p><ul><li>Dimensions irr\u00e9guli\u00e8res aux extr\u00e9mit\u00e9s de la plaque<\/li><li>D\u00e9viation de la ligne de cisaillement<\/li><li>L\u00e9g\u00e8re d\u00e9formation de la plaque<\/li><li>Erreur diagonale accrue<\/li><li>Section transversale de cisaillement incoh\u00e9rente<\/li><li>M\u00e9thodes d&#039;am\u00e9lioration<\/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-8872216 elementor-widget elementor-widget-text-editor\" data-id=\"8872216\" 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>Concentrez-vous sur l&#039;inspection\u00a0:<\/b><\/strong><\/p><ul><li>qualit\u00e9 de la soudure du cadre<\/li><li>rigidit\u00e9 globale du cadre<\/li><li>rigidit\u00e9 du porte-lame sup\u00e9rieur<\/li><li>plan\u00e9it\u00e9 de la table de travail<\/li><li>D\u00e9gagement du guide porte-lame<\/li><li>Usure du m\u00e9canisme de guidage<\/li><li>Synchronisation entre les c\u00f4t\u00e9s gauche et droit<\/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-8d2459b elementor-widget elementor-widget-text-editor\" data-id=\"8d2459b\" 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>Pour les \u00e9quipements con\u00e7us pour cisailler des plaques \u00e9paisses, un ch\u00e2ssis tr\u00e8s rigide associ\u00e9 \u00e0 une conception structurelle solide est plus important qu&#039;une simple augmentation de la pression hydraulique.<\/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-d454867 elementor-widget elementor-widget-image\" data-id=\"d454867\" 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=\"800\" height=\"450\" src=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2026\/11\/hydraulic-guillotine-shearing-machine-worktable.jpg\" class=\"attachment-large size-large wp-image-6506\" alt=\"\" srcset=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2026\/11\/hydraulic-guillotine-shearing-machine-worktable.jpg 800w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2026\/11\/hydraulic-guillotine-shearing-machine-worktable-300x169.jpg 300w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2026\/11\/hydraulic-guillotine-shearing-machine-worktable-768x432.jpg 768w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2026\/11\/hydraulic-guillotine-shearing-machine-worktable-18x10.jpg 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\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-c140021 elementor-widget elementor-widget-heading\" data-id=\"c140021\" 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) Contr\u00f4le pr\u00e9cis du jeu des pales<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2e2d3f7 elementor-widget elementor-widget-text-editor\" data-id=\"2e2d3f7\" 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>Il s&#039;agit l\u00e0 de l&#039;un des facteurs les plus critiques affectant la qualit\u00e9 du cisaillement.<\/p><p>Un jeu excessif ou insuffisant entre les lames peut causer des probl\u00e8mes.<\/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-b746ecf elementor-widget elementor-widget-heading\" data-id=\"b746ecf\" 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\">Un d\u00e9gagement excessif tend \u00e0 entra\u00eener\u00a0:<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bec06d6 elementor-widget elementor-widget-text-editor\" data-id=\"bec06d6\" 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>augmentation des bavures<\/li><li>D\u00e9formation des plaques<\/li><li>Section transversale de cisaillement rugueuse<\/li><li>D\u00e9bordement (effondrement)<\/li><li>Stabilit\u00e9 dimensionnelle r\u00e9duite<\/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-805aaf9 elementor-widget elementor-widget-heading\" data-id=\"805aaf9\" 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\">Un d\u00e9gagement insuffisant peut entra\u00eener\u00a0:<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e089330 elementor-widget elementor-widget-text-editor\" data-id=\"e089330\" 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>Force de cisaillement accrue<\/li><li>Usure acc\u00e9l\u00e9r\u00e9e des lames<\/li><li>\u00e9br\u00e9chure du tranchant de la lame<\/li><li>Augmentation de la charge du syst\u00e8me hydraulique<\/li><li>\u00c9crasement anormal du bord de la plaque<\/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-68eab33 elementor-widget elementor-widget-text-editor\" data-id=\"68eab33\" 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>Par cons\u00e9quent, le jeu des lames doit \u00eatre ajust\u00e9 en fonction de l&#039;\u00e9paisseur de la plaque, du type de mat\u00e9riau et de la r\u00e9sistance du mat\u00e9riau.<\/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-7d6f705 elementor-widget elementor-widget-heading\" data-id=\"7d6f705\" 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\">Approche typique\u00a0:<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-92a2a2f elementor-widget elementor-widget-text-editor\" data-id=\"92a2a2f\" 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=\"127\"><p>Mat\u00e9riels<\/p><\/td><td width=\"131\"><p>\u00c9paisseur de la plaque<\/p><\/td><td width=\"163\"><p>R\u00e9glage du jeu de la lame<\/p><\/td><\/tr><tr><td width=\"127\"><p>Acier au carbone ordinaire<\/p><\/td><td width=\"131\"><p>Plaque mince<\/p><\/td><td width=\"163\"><p>Petit<\/p><\/td><\/tr><tr><td width=\"127\"><p>Acier au carbone ordinaire<\/p><\/td><td width=\"131\"><p>Plaque d&#039;\u00e9paisseur moyenne<\/p><\/td><td width=\"163\"><p>Moyen<\/p><\/td><\/tr><tr><td width=\"127\"><p>Acier \u00e0 haute r\u00e9sistance<\/p><\/td><td width=\"131\"><p>M\u00eame \u00e9paisseur<\/p><\/td><td width=\"163\"><p>N\u00e9cessite g\u00e9n\u00e9ralement un d\u00e9gagement plus appropri\u00e9\/plus important<\/p><\/td><\/tr><tr><td width=\"127\"><p>Acier inoxydable<\/p><\/td><td width=\"131\"><p>M\u00eame \u00e9paisseur<\/p><\/td><td width=\"163\"><p>Ajuster en fonction de la r\u00e9sistance du mat\u00e9riau<\/p><\/td><\/tr><tr><td width=\"127\"><p>feuille d&#039;aluminium<\/p><\/td><td width=\"131\"><p>Plaque mince<\/p><\/td><td width=\"163\"><p>Utilise g\u00e9n\u00e9ralement un jeu faible et stable<\/p><\/td><\/tr><\/tbody><\/table><p>N\u2019utilisez pas un jeu de lame fixe pour traiter tous les mat\u00e9riaux.<\/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-539c70f elementor-widget elementor-widget-heading\" data-id=\"539c70f\" 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) Am\u00e9lioration de la pr\u00e9cision du syst\u00e8me de but\u00e9e arri\u00e8re<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-90fa512 elementor-widget elementor-widget-text-editor\" data-id=\"90fa512\" 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>Pour <span style=\"text-decoration: underline;\"><a href=\"https:\/\/www.shen-chong.com\/fr\/cisaille-a-plaques-cnc\/\" target=\"_blank\" rel=\"noopener\">cisailles guillotine hydrauliques CNC<\/a><\/span>, le syst\u00e8me de but\u00e9e arri\u00e8re est un \u00e9l\u00e9ment cl\u00e9 qui d\u00e9termine la pr\u00e9cision de la longueur de coupe.<\/p><p>La but\u00e9e arri\u00e8re contr\u00f4le principalement la distance entre le tranchant et le point de positionnement.<\/p><p>Par exemple, si une longueur de coupe de 2500 mm est requise, mais que la position r\u00e9elle de la but\u00e9e arri\u00e8re n&#039;est que de 2498,5 mm, une erreur dimensionnelle dans la pi\u00e8ce se produira in\u00e9vitablement.<\/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-10f3b2a elementor-widget elementor-widget-text-editor\" data-id=\"10f3b2a\" 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>Les principaux \u00e9l\u00e9ments de la but\u00e9e arri\u00e8re \u00e0 inspecter sont\u00a0:<\/b><\/strong><\/p><ul><li>vis-m\u00e8re<\/li><li>rails de guidage<\/li><li>Servomoteur<\/li><li>M\u00e9canisme de r\u00e9duction<\/li><li>Encodeur<\/li><li>Doigts de but\u00e9e arri\u00e8re<\/li><li>rigidit\u00e9 de la poutre<\/li><li>Jeu m\u00e9canique<\/li><li>Contrecoup<\/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-5a605cb elementor-widget elementor-widget-heading\" data-id=\"5a605cb\" 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) R\u00e9p\u00e9tabilit\u00e9 \u00e9lev\u00e9e de la but\u00e9e arri\u00e8re<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ec421bd elementor-widget elementor-widget-text-editor\" data-id=\"ec421bd\" 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>Si:<\/p><p>Premi\u00e8re pi\u00e8ce : 500,00 mm<\/p><p>Deuxi\u00e8me pi\u00e8ce : 500,05 mm<\/p><p>Troisi\u00e8me pi\u00e8ce : 499,98 mm<\/p><p>Ce type d&#039;\u00e9cart est class\u00e9 comme une erreur de r\u00e9p\u00e9tabilit\u00e9.<\/p><p>Ceci est particuli\u00e8rement important pour la production par lots.<\/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-1c05e93 elementor-widget elementor-widget-heading\" data-id=\"1c05e93\" 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\">Composants recommand\u00e9s\u00a0:<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6a00715 elementor-widget elementor-widget-text-editor\" data-id=\"6a00715\" 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>servomoteur de haute pr\u00e9cision<\/li><li>Vis \u00e0 billes de haute pr\u00e9cision<\/li><li>rails de guidage lin\u00e9aires<\/li><li>Encodeur haute r\u00e9solution<\/li><li>Poutre de but\u00e9e arri\u00e8re rigide<\/li><\/ul><p>De plus, effectuez des tests de r\u00e9p\u00e9tabilit\u00e9 r\u00e9guliers.<\/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-f592fb3 elementor-widget elementor-widget-text-editor\" data-id=\"f592fb3\" 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>Par exemple, 10 cycles de positionnement cons\u00e9cutifs\u00a0:<\/b><\/strong><\/p><table><tbody><tr><td><p>Compter<\/p><\/td><td><p>Mesures r\u00e9elles<\/p><\/td><\/tr><tr><td><p>1<\/p><\/td><td><p>500.02<\/p><\/td><\/tr><tr><td><p>2<\/p><\/td><td><p>500.01<\/p><\/td><\/tr><tr><td><p>3<\/p><\/td><td><p>500.03<\/p><\/td><\/tr><tr><td><p>4<\/p><\/td><td><p>500.00<\/p><\/td><\/tr><tr><td><p>5<\/p><\/td><td><p>500.02<\/p><\/td><\/tr><tr><td><p>6<\/p><\/td><td><p>500.01<\/p><\/td><\/tr><tr><td><p>7<\/p><\/td><td><p>500.02<\/p><\/td><\/tr><tr><td><p>8<\/p><\/td><td><p>500.04<\/p><\/td><\/tr><tr><td><p>9<\/p><\/td><td><p>500.01<\/p><\/td><\/tr><tr><td><p>10<\/p><\/td><td><p>500.02<\/p><\/td><\/tr><\/tbody><\/table><p>L&#039;analyse des valeurs maximales, minimales et moyennes permet de d\u00e9terminer la r\u00e9p\u00e9tabilit\u00e9 r\u00e9elle du syst\u00e8me de but\u00e9e arri\u00e8re.<\/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-503c54b elementor-widget elementor-widget-heading\" data-id=\"503c54b\" 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) Assurez-vous que la feuille est correctement positionn\u00e9e contre la but\u00e9e arri\u00e8re.<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6476ac1 elementor-widget elementor-widget-text-editor\" data-id=\"6476ac1\" 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>Il s&#039;agit d&#039;un probl\u00e8me souvent n\u00e9glig\u00e9 dans les environnements de production r\u00e9els.<\/p><p>M\u00eame si la machine elle-m\u00eame est de haute pr\u00e9cision, des erreurs se produiront si la t\u00f4le n&#039;est pas parfaitement plaqu\u00e9e contre la but\u00e9e arri\u00e8re.<\/p><p>Si la feuille est inclin\u00e9e, les dimensions de coupe finales seront inexactes.<\/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-57ce8e2 elementor-widget elementor-widget-heading\" data-id=\"57ce8e2\" 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\">\u00c9tapes op\u00e9rationnelles cl\u00e9s<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-49764bb elementor-widget elementor-widget-text-editor\" data-id=\"49764bb\" 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>Avant la tonte :<\/b><\/strong><\/p><ul><li>D\u00e9posez la feuille sur la table de travail.<\/li><li>Alignez le bord de la feuille contre le dispositif de positionnement.<\/li><li>Assurez-vous que la t\u00f4le est parall\u00e8le \u00e0 la but\u00e9e arri\u00e8re.<\/li><li>\u00c9liminer tout espace entre la t\u00f4le et la but\u00e9e arri\u00e8re.<\/li><li>Lancer le processus de cisaillement.<\/li><\/ul><p><strong><b>Pour les grandes feuilles, envisagez d&#039;utiliser\u00a0:<\/b><\/strong><\/p><ul><li>Supports avant<\/li><li>l\u00e8ve-t\u00f4les pneumatiques<\/li><li>bras de support de drap<\/li><li>Syst\u00e8mes d&#039;alimentation frontale<\/li><li><span style=\"text-decoration: underline;\"><a href=\"https:\/\/www.shen-chong.com\/fr\/systeme-de-chargement-et-de-dechargement-automatique\/\" target=\"_blank\" rel=\"noopener\">syst\u00e8mes de chargement automatique<\/a><\/span><\/li><\/ul><p>Ces dispositifs permettent de minimiser les erreurs de positionnement dues \u00e0 la manutention manuelle.<\/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-3112f3f elementor-widget elementor-widget-heading\" data-id=\"3112f3f\" 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) Assurer une pression stable dans le syst\u00e8me hydraulique<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d624a23 elementor-widget elementor-widget-text-editor\" data-id=\"d624a23\" 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>Le syst\u00e8me hydraulique lui-m\u00eame influe sur la stabilit\u00e9 au cisaillement.<\/p><p><strong><b>Une pression hydraulique instable peut entra\u00eener\u00a0:<\/b><\/strong><\/p><ul><li>Fluctuations de la vitesse de cisaillement<\/li><li>Mouvement instable du porte-lame sup\u00e9rieur<\/li><li>Manque de synchronisation entre les c\u00f4t\u00e9s gauche et droit<\/li><li>Vibrations lors du cisaillement<\/li><li>Difficult\u00e9 \u00e0 cisailler des plaques \u00e9paisses<\/li><li>R\u00e9p\u00e9tabilit\u00e9 r\u00e9duite<\/li><\/ul><p><strong><b>\u00c9l\u00e9ments cl\u00e9s \u00e0 v\u00e9rifier\u00a0:<\/b><\/strong><\/p><ul><li>Pompe hydraulique<\/li><li>Valve proportionnelle<\/li><li>soupape de d\u00e9charge<\/li><li>\u00e9lectrovanne<\/li><li>Cylindre hydraulique<\/li><li>Scell\u00e9s<\/li><li>huile hydraulique<\/li><li>temp\u00e9rature de l&#039;huile<\/li><li>Propret\u00e9 de l&#039;huile<\/li><\/ul><p><strong><b>Portez une attention particuli\u00e8re \u00e0\u00a0:<\/b><\/strong><\/p><p>La contamination de l&#039;huile hydraulique est une cause importante et souvent m\u00e9connue de perte de pr\u00e9cision dans les cisailles hydrauliques.<\/p><p>Des niveaux \u00e9lev\u00e9s de contaminants dans l&#039;huile hydraulique peuvent provoquer un mouvement instable du tiroir de la vanne, ce qui affecte \u00e0 son tour le mouvement du porte-lame.<\/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-b685a54 elementor-widget elementor-widget-heading\" data-id=\"b685a54\" 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) Synchronisation de la commande des cylindres gauche et droit<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b67a0c8 elementor-widget elementor-widget-text-editor\" data-id=\"b67a0c8\" 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>Les cisailles \u00e0 balancier ou \u00e0 guillotine actionnent g\u00e9n\u00e9ralement le porte-lame \u00e0 l&#039;aide de v\u00e9rins hydrauliques gauche et droit.<\/p><p>Si la position du cylindre gauche ne correspond pas \u00e0 celle du cylindre droit\u00a0:<\/p><p>Le porte-lame peut s&#039;incliner.<\/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-ed508c4 elementor-widget elementor-widget-text-editor\" data-id=\"ed508c4\" 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>Cela a une incidence directe sur :<\/b><\/strong><\/p><ul><li>D\u00e9gagement de la lame<\/li><li>Angle de cisaillement<\/li><li>Qualit\u00e9 de cisaillement<\/li><li>D\u00e9formation de la feuille<\/li><li>Coh\u00e9rence dimensionnelle sur toute la largeur<\/li><\/ul><p>Par cons\u00e9quent, la synchronisation des v\u00e9rins gauche et droit ainsi que le niveau du porte-lame doivent \u00eatre v\u00e9rifi\u00e9s r\u00e9guli\u00e8rement.<\/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-9d02f2f elementor-widget elementor-widget-heading\" data-id=\"9d02f2f\" 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) Contr\u00f4ler l&#039;angle de cisaillement<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-95e8449 elementor-widget elementor-widget-text-editor\" data-id=\"95e8449\" 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>L&#039;angle de cisaillement influe \u00e9galement sur la pr\u00e9cision.<\/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-276ce91 elementor-widget elementor-widget-heading\" data-id=\"276ce91\" 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\">Angle de cisaillement excessif :<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bfaaaf5 elementor-widget elementor-widget-text-editor\" data-id=\"bfaaaf5\" 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>Force de cisaillement r\u00e9duite<\/li><li>Augmentation potentielle de la d\u00e9formation de la t\u00f4le<\/li><li>Modifications du profil du bord cisaill\u00e9<\/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-20dff35 elementor-widget elementor-widget-heading\" data-id=\"20dff35\" 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\">Angle de cisaillement insuffisant\u00a0:<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0f166ec elementor-widget elementor-widget-text-editor\" data-id=\"0f166ec\" 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>Force de cisaillement accrue<\/li><li>Augmentation de la charge sur le syst\u00e8me hydraulique<\/li><li>Consommation d&#039;\u00e9nergie plus \u00e9lev\u00e9e<\/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-90d60bc elementor-widget elementor-widget-text-editor\" data-id=\"90d60bc\" 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>Par cons\u00e9quent, l&#039;angle de cisaillement appropri\u00e9 doit \u00eatre s\u00e9lectionn\u00e9 en fonction de l&#039;\u00e9paisseur et du mat\u00e9riau de la plaque.<\/p><p>Pour une cisaille \u00e0 guillotine CNC, un contr\u00f4le pr\u00e9cis de l&#039;angle de cisaillement permet d&#039;obtenir un \u00e9quilibre entre la force de cisaillement, la d\u00e9formation de la t\u00f4le et la qualit\u00e9 du cisaillement.<\/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-e6ffccd elementor-widget elementor-widget-heading\" data-id=\"e6ffccd\" 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\">9) Les lames doivent \u00eatre maintenues aff\u00fbt\u00e9es<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8da8ca4 elementor-widget elementor-widget-text-editor\" data-id=\"8da8ca4\" 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>L&#039;\u00e9tat de la lame influe directement sur la pr\u00e9cision de cisaillement.<\/p><p><strong><b>L&#039;usure de la lame entra\u00eene\u00a0:<\/b><\/strong><\/p><ul><li>augmentation des bavures<\/li><li>D\u00e9formation de la feuille<\/li><li>Bords bruts de coupe<\/li><li>Stabilit\u00e9 dimensionnelle r\u00e9duite<\/li><li>Force de cisaillement accrue<\/li><\/ul><p><strong><b>L&#039;usure est particuli\u00e8rement rapide lors du traitement\u00a0:<\/b><\/strong><\/p><ul><li>Acier inoxydable<\/li><li>Acier \u00e0 haute r\u00e9sistance<\/li><li>Plaque d&#039;acier \u00e9paisse<\/li><li>nickel\u00e9<\/li><li>Mat\u00e9riaux \u00e0 haute duret\u00e9<\/li><\/ul><p>Il est recommand\u00e9 de mettre en place un syst\u00e8me de gestion des lames.<\/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-c0c9d60 elementor-widget elementor-widget-text-editor\" data-id=\"c0c9d60\" 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>Conservez les registres suivants\u00a0:<\/b><\/strong><\/p><p>Longueur de coupe cumul\u00e9e \u2192 Usure de la lame \u2192 Nombre de rotations\/retournements de la lame \u2192 Programme de remplacement<\/p><p><strong><b>Veuillez \u00e9galement pr\u00eater attention aux points suivants apr\u00e8s l&#039;installation des lames\u00a0:<\/b><\/strong><\/p><ul><li>Parall\u00e9lisme<\/li><li>Coh\u00e9rence de la hauteur<\/li><li>Serrage des boulons de fixation<\/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-964585a elementor-widget elementor-widget-heading\" data-id=\"964585a\" 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\">10) S\u00e9lectionner les mat\u00e9riaux de lame appropri\u00e9s<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-24a621e elementor-widget elementor-widget-text-editor\" data-id=\"24a621e\" 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>Diff\u00e9rents mat\u00e9riaux n\u00e9cessitent diff\u00e9rentes lames.<\/p><p><strong><b>Les mat\u00e9riaux couramment utilis\u00e9s pour les lames comprennent\u00a0:<\/b><\/strong><\/p><p>9CrSi<\/p><p>6CrW2Si<\/p><p>Cr12MoV<\/p><p>H13<\/p><p>Aciers \u00e0 outils alli\u00e9s haute performance, etc.<\/p><p>Par exemple, les exigences en mati\u00e8re de r\u00e9sistance \u00e0 l&#039;usure et de t\u00e9nacit\u00e9 des lames diff\u00e8rent entre l&#039;acier ordinaire \u00e0 faible teneur en carbone et l&#039;acier inoxydable \u00e0 haute r\u00e9sistance.<\/p><p><strong><b>Si le choix de la lame est inadapt\u00e9, m\u00eame une machine de haute pr\u00e9cision peut pr\u00e9senter les probl\u00e8mes suivants\u00a0:<\/b><\/strong><\/p><p>Usure rapide de la lame \u2192 Modifications du jeu de la lame \u2192 Augmentation des bavures \u2192 Stabilit\u00e9 dimensionnelle r\u00e9duite<\/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-8ab26c8 elementor-widget elementor-widget-heading\" data-id=\"8ab26c8\" 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\">11) Am\u00e9liorer la plan\u00e9it\u00e9 de la table de travail<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0f83f36 elementor-widget elementor-widget-text-editor\" data-id=\"0f83f36\" 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>La table de travail sert de base au positionnement des feuilles.<\/p><p><strong><b>Des probl\u00e8mes tels que\u00a0:<\/b><\/strong><\/p><ul><li>D\u00e9pressions localis\u00e9es<\/li><li>D\u00e9formation de soudage<\/li><li>Porter<\/li><li>corps \u00e9trangers<\/li><li>Barbes<\/li><\/ul><p>\u2026emp\u00eacher la feuille de ne pas rester plate et stable.<\/p><p>L&#039;impact est particuli\u00e8rement significatif pour les feuilles minces et les plaques de grande taille.<\/p><p><strong><b>Par cons\u00e9quent, la table de travail doit \u00eatre maintenue :<\/b><\/strong><\/p><p>Propre + Plat + Sans d\u00e9formation significative.<\/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-bc2c2fc elementor-widget elementor-widget-heading\" data-id=\"bc2c2fc\" 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\">12) Utiliser des dispositifs de support avant et arri\u00e8re<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4f184dd elementor-widget elementor-widget-text-editor\" data-id=\"4f184dd\" 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>Pour les assiettes de grande taille telles que\u00a0:<\/p><p>4\u00d72000 mm, 6\u00d73200 mm, 8\u00d74000 mm, 12\u00d74000 mm, 16\u00d76000 mm<\/p><p>\u2026le fait de compter uniquement sur l\u2019op\u00e9rateur pour maintenir la t\u00f4le entra\u00eene souvent un basculement.<\/p><p><strong><b>Envisagez d&#039;utiliser\u00a0:<\/b><\/strong><\/p><ul><li>Bras de support avant\u00a0: pour r\u00e9duire les erreurs dues au support manuel.<\/li><li>Support pneumatique pour t\u00f4les\u00a0: convient aux t\u00f4les fines et aux plaques de grande taille. Avance automatique\u00a0: r\u00e9duit davantage les erreurs dues au positionnement manuel.<\/li><li>Pour les cisailles de grande taille\u00a0: alimentation automatique + support arri\u00e8re + support avant<\/li><\/ul><p>Ces caract\u00e9ristiques peuvent am\u00e9liorer consid\u00e9rablement la r\u00e9gularit\u00e9 de la production de masse.<\/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-6a66a02 elementor-widget elementor-widget-heading\" data-id=\"6a66a02\" 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\">13) S\u00e9lection de la vitesse de cisaillement appropri\u00e9e<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1d707b7 elementor-widget elementor-widget-text-editor\" data-id=\"1d707b7\" 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>Beaucoup de gens croient :<\/p><p>Plus la coupe est rapide, plus la productivit\u00e9 est \u00e9lev\u00e9e.<\/p><p>Cependant, pour certains mat\u00e9riaux et \u00e9paisseurs, un processus de cisaillement excessivement rapide peut aggraver des probl\u00e8mes tels que la d\u00e9formation et la vibration de la t\u00f4le.<\/p><p><strong>Par cons\u00e9quent, la vitesse doit \u00eatre choisie en fonction de\u00a0:<\/strong><\/p><ul><li>\u00c9paisseur de la plaque<\/li><li>Type de mat\u00e9riau<\/li><li>Longueur de cisaillement<\/li><li>Angle de cisaillement<\/li><li>D\u00e9gagement de la lame<\/li><\/ul><p>Pour l&#039;usinage de pr\u00e9cision, la stabilit\u00e9 est souvent plus importante que la simple recherche d&#039;une vitesse maximale.<\/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-68c7607 elementor-widget elementor-widget-heading\" data-id=\"68c7607\" 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\">14) \u00c9viter de cisailler au-del\u00e0 des sp\u00e9cifications<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9b11ad8 elementor-widget elementor-widget-text-editor\" data-id=\"9b11ad8\" 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>C&#039;est un point crucial.<\/p><p>Par exemple, si une machine est con\u00e7ue pour des dimensions de 12 \u00d7 3200 mm\u00a0:<\/p><p>Cela indique la capacit\u00e9 de cisaillement maximale pour une plage sp\u00e9cifi\u00e9e de r\u00e9sistances des mat\u00e9riaux.<\/p><p><strong><b>Si l&#039;\u00e9quipement est utilis\u00e9 de mani\u00e8re constante pour cisailler\u00a0:<\/b><\/strong><\/p><ul><li>Plaques trop \u00e9paisses<\/li><li>Acier \u00e0 haute r\u00e9sistance<\/li><li>Acier inoxydable<\/li><li>Mat\u00e9riaux \u00e0 haute duret\u00e9<\/li><\/ul><p><strong><b>Cela peut entra\u00eener\u00a0:<\/b><\/strong><\/p><p>Surcharge du syst\u00e8me hydraulique + usure des lames + d\u00e9formation du ch\u00e2ssis + probl\u00e8mes de porte-lames + pr\u00e9cision r\u00e9duite<\/p><p>Il ne faut donc pas simplement supposer : \u00ab Si la machine peut le d\u00e9couper, il est s\u00fbr de le faire \u00e0 long terme. \u00bb<\/p><p>Les op\u00e9rations doivent \u00eatre adapt\u00e9es aux param\u00e8tres nominaux de l&#039;\u00e9quipement et \u00e0 la r\u00e9sistance du mat\u00e9riau.<\/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-56a7253 elementor-widget elementor-widget-heading\" data-id=\"56a7253\" 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\">15) Mettre en place un syst\u00e8me de contr\u00f4le et d&#039;\u00e9talonnage de la pr\u00e9cision<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-65387ed elementor-widget elementor-widget-text-editor\" data-id=\"65387ed\" 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>C&#039;est l&#039;un des moyens les plus efficaces de maintenir une pr\u00e9cision \u00e0 long terme.<\/p><p>Des inspections r\u00e9guli\u00e8res sont recommand\u00e9es pour\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-81f362c elementor-widget elementor-widget-heading\" data-id=\"81f362c\" 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\">\u2460 Pr\u00e9cision de positionnement de la but\u00e9e arri\u00e8re<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a291bfe elementor-widget elementor-widget-text-editor\" data-id=\"a291bfe\" 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>Par exemple:<\/p><p>100 mm<\/p><p>500 mm<\/p><p>1000 mm<\/p><p>2000 mm<\/p><p>3000 mm<\/p><p>Mesurez chaque position individuellement.<\/p><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-aeb1bc4 elementor-widget elementor-widget-heading\" data-id=\"aeb1bc4\" 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\">\u2461 Mesures diagonales<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-924811c elementor-widget elementor-widget-text-editor\" data-id=\"924811c\" 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>Pour les pi\u00e8ces rectangulaires : comparez les deux diagonales.<\/p><p>Si la diff\u00e9rence est significative, cela indique des probl\u00e8mes de positionnement ou d&#039;orientation de la feuille.<\/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-6c3a4d4 elementor-widget elementor-widget-heading\" data-id=\"6c3a4d4\" 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\">\u2462 Rectitude<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7807af0 elementor-widget elementor-widget-text-editor\" data-id=\"7807af0\" 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>V\u00e9rifiez que le bord cisaill\u00e9 pr\u00e9sente les caract\u00e9ristiques suivantes\u00a0:<\/p><ul><li>Renfl\u00e9 au milieu<\/li><li>D\u00e9cal\u00e9 aux extr\u00e9mit\u00e9s<\/li><li>flexion localis\u00e9e<\/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-d90c0fb elementor-widget elementor-widget-heading\" data-id=\"d90c0fb\" 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\">\u2463 R\u00e9p\u00e9tabilit\u00e9 du positionnement<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d34db45 elementor-widget elementor-widget-text-editor\" data-id=\"d34db45\" 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>Effectuez des tests de positionnement 10 fois ou plus cons\u00e9cutivement.<\/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-535a29b elementor-widget elementor-widget-image\" data-id=\"535a29b\" 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=\"800\" height=\"450\" src=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2026\/11\/Hydraulic-guillotine-shearing-back-gauge.jpg\" class=\"attachment-large size-large wp-image-6507\" alt=\"but\u00e9e de recul de la guillotine hydraulique\" srcset=\"https:\/\/www.shen-chong.com\/wp-content\/uploads\/2026\/11\/Hydraulic-guillotine-shearing-back-gauge.jpg 800w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2026\/11\/Hydraulic-guillotine-shearing-back-gauge-300x169.jpg 300w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2026\/11\/Hydraulic-guillotine-shearing-back-gauge-768x432.jpg 768w, https:\/\/www.shen-chong.com\/wp-content\/uploads\/2026\/11\/Hydraulic-guillotine-shearing-back-gauge-18x10.jpg 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\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\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-3a0281b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3a0281b\" 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-4864f92\" data-id=\"4864f92\" 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-455843b elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"455843b\" 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-889a2f2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"889a2f2\" 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-efe8d27\" data-id=\"efe8d27\" 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-f112a1d elementor-widget elementor-widget-heading\" data-id=\"f112a1d\" 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. Instructions de d\u00e9pannage correspondant aux diff\u00e9rentes erreurs<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-be4fddb elementor-widget elementor-widget-text-editor\" data-id=\"be4fddb\" 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>Il s&#039;agit d&#039;un sch\u00e9ma tr\u00e8s pratique pour l&#039;atelier de production.<\/p><table><tbody><tr><td width=\"127\"><p><strong><b>Probl\u00e8me<\/b><\/strong><\/p><\/td><td width=\"150\"><p><strong><b>Causes primaires<\/b><\/strong><\/p><\/td><td width=\"152\"><p><strong><b>Contr\u00f4les prioritaires<\/b><\/strong><\/p><\/td><\/tr><tr><td width=\"127\"><p>Longueur totale syst\u00e9matiquement trop longue<\/p><\/td><td width=\"150\"><p>Position de but\u00e9e arri\u00e8re incorrecte<\/p><\/td><td width=\"152\"><p>Calibrage de la but\u00e9e arri\u00e8re<\/p><\/td><\/tr><tr><td width=\"127\"><p>La longueur totale est syst\u00e9matiquement trop courte.<\/p><\/td><td width=\"150\"><p>Position de but\u00e9e arri\u00e8re incorrecte<\/p><\/td><td width=\"152\"><p>Compensation des param\u00e8tres<\/p><\/td><\/tr><tr><td width=\"127\"><p>La premi\u00e8re pi\u00e8ce est correcte, mais les pi\u00e8ces suivantes pr\u00e9sentent un \u00e9cart croissant.<\/p><\/td><td width=\"150\"><p>D\u00e9rive thermique \/ Jeu m\u00e9canique<\/p><\/td><td width=\"152\"><p>But\u00e9e arri\u00e8re, servo<\/p><\/td><\/tr><tr><td width=\"127\"><p>Dimensions incoh\u00e9rentes entre les c\u00f4t\u00e9s gauche et droit<\/p><\/td><td width=\"150\"><p>Probl\u00e8mes d&#039;alignement des t\u00f4les \/ de poutres de cisaillement<\/p><\/td><td width=\"152\"><p>Positionnement, porte-poussoir\/porte-lame<\/p><\/td><\/tr><tr><td width=\"127\"><p>Erreur diagonale significative<\/p><\/td><td width=\"150\"><p>Positionnement non perpendiculaire<\/p><\/td><td width=\"152\"><p>But\u00e9e arri\u00e8re, positionnement lat\u00e9ral<\/p><\/td><\/tr><tr><td width=\"127\"><p>bavures excessives<\/p><\/td><td width=\"150\"><p>Jeu de lames incorrect \/ Usure des lames<\/p><\/td><td width=\"152\"><p>Jeu des lames, lames<\/p><\/td><\/tr><tr><td width=\"127\"><p>Bavures excessives d&#039;un c\u00f4t\u00e9<\/p><\/td><td width=\"150\"><p>D\u00e9gagement in\u00e9gal des lames (gauche vs droite)<\/p><\/td><td width=\"152\"><p>Installation de la lame<\/p><\/td><\/tr><tr><td width=\"127\"><p>D\u00e9formation de la feuille<\/p><\/td><td width=\"150\"><p>D\u00e9gagement de la lame \/ Angle de cisaillement \/ Probl\u00e8mes li\u00e9s aux mat\u00e9riaux<\/p><\/td><td width=\"152\"><p>D\u00e9gagement de la lame, angle<\/p><\/td><\/tr><tr><td width=\"127\"><p>Bord cisaill\u00e9 rugueux<\/p><\/td><td width=\"150\"><p>usure de la lame<\/p><\/td><td width=\"152\"><p>Remplacement\/Inversion de la lame<\/p><\/td><\/tr><tr><td width=\"127\"><p>Difficult\u00e9 \u00e0 cisailler des plaques \u00e9paisses<\/p><\/td><td width=\"150\"><p>Pression insuffisante \/ Sp\u00e9cifications non conformes<\/p><\/td><td width=\"152\"><p>Syst\u00e8me hydraulique<\/p><\/td><\/tr><tr><td width=\"127\"><p>Positionnement r\u00e9p\u00e9titif instable<\/p><\/td><td width=\"150\"><p>Jeu de la vis-m\u00e8re ou du guide-fil<\/p><\/td><td width=\"152\"><p>But\u00e9e arri\u00e8re<\/p><\/td><\/tr><tr><td width=\"127\"><p>Les porte-lames gauche et droit sont d\u00e9synchronis\u00e9s.<\/p><\/td><td width=\"150\"><p>probl\u00e8mes de synchronisation hydraulique<\/p><\/td><td width=\"152\"><p>Cylindre, bloc de soupapes<\/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-61194ad elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"61194ad\" 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-ec3a56e\" data-id=\"ec3a56e\" 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-0ed4bd0 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"0ed4bd0\" 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-94ade72 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"94ade72\" 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-06d0706\" data-id=\"06d0706\" 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-4ec8136 elementor-widget elementor-widget-heading\" data-id=\"4ec8136\" 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. Principaux axes d&#039;am\u00e9lioration de la pr\u00e9cision en fonction de l&#039;\u00e9paisseur du mat\u00e9riau<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-861a829 elementor-widget elementor-widget-heading\" data-id=\"861a829\" 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\">Feuilles minces de 1 \u00e0 3 mm<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-93b6c34 elementor-widget elementor-widget-text-editor\" data-id=\"93b6c34\" 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>Point cl\u00e9 :<\/p><p>Pr\u00e9cision de la but\u00e9e arri\u00e8re + Plan\u00e9it\u00e9 de la t\u00f4le + D\u00e9gagement de la lame<\/p><p>Les feuilles minces sont particuli\u00e8rement sensibles au gauchissement.<\/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-1494f54 elementor-widget elementor-widget-heading\" data-id=\"1494f54\" 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\">plaques moyennes de 4 \u00e0 8 mm<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7bc2990 elementor-widget elementor-widget-text-editor\" data-id=\"7bc2990\" 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>Point cl\u00e9 :<\/p><p>D\u00e9gagement de la lame + But\u00e9e arri\u00e8re + Tranchant de la lame + Rigidit\u00e9 du cadre<\/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-45f9697 elementor-widget elementor-widget-heading\" data-id=\"45f9697\" 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\">plaques de 10 \u00e0 16 mm d&#039;\u00e9paisseur<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3cc52b2 elementor-widget elementor-widget-text-editor\" data-id=\"3cc52b2\" 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>Point cl\u00e9 :<\/p><p>Rigidit\u00e9 du ch\u00e2ssis + Syst\u00e8me hydraulique + Lames + Jeu des lames + Angle de cisaillement<\/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-0db4a11 elementor-widget elementor-widget-heading\" data-id=\"0db4a11\" 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\">Plaques d&#039;une \u00e9paisseur sup\u00e9rieure \u00e0 20 mm<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a6b3df6 elementor-widget elementor-widget-text-editor\" data-id=\"a6b3df6\" 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>Changement de perspective :<\/p><p>Capacit\u00e9 nominale de l&#039;\u00e9quipement + D\u00e9formation du ch\u00e2ssis + Stabilit\u00e9 hydraulique + R\u00e9sistance de la lame + R\u00e9sistance du mat\u00e9riau<\/p><p>Ne vous concentrez pas uniquement sur la but\u00e9e arri\u00e8re.<\/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-dde3992 elementor-widget elementor-widget-video\" data-id=\"dde3992\" data-element_type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/www.youtube.com\\\/watch?v=UijNzKp-mKE&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\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-633224c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"633224c\" 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-ec4e8b4\" data-id=\"ec4e8b4\" 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-a6a0312 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"a6a0312\" 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-b3d825b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b3d825b\" 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-feff71a\" data-id=\"feff71a\" 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-c5e9033 elementor-widget elementor-widget-heading\" data-id=\"c5e9033\" 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. Pr\u00e9cision d&#039;automatisation accrue<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cbf6c26 elementor-widget elementor-widget-text-editor\" data-id=\"cbf6c26\" 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>Les lignes de cisaille hydrauliques guillotine CNC modernes peuvent \u00eatre \u00e9quip\u00e9es en outre de\u00a0:<\/p><p>Syst\u00e8me de contr\u00f4le CNC<\/p><p>\u2193<\/p><p>but\u00e9e arri\u00e8re du servo<\/p><p>\u2193<\/p><p>R\u00e9glage automatique du jeu de la lame<\/p><p>\u2193<\/p><p>Syst\u00e8me d&#039;alimentation frontale<\/p><p>\u2193<\/p><p>Support de feuille automatique<\/p><p>\u2193<\/p><p>D\u00e9tection de feuilles<\/p><p>\u2193<\/p><p>Cisaillement automatique<\/p><p>\u2193<\/p><p>D\u00e9chargement automatique des mat\u00e9riaux<\/p><p>Cela transforme le \u00abcisaillement manuel, bas\u00e9 sur l&#039;exp\u00e9rience\u00bb<\/p><p>en \u00ab cisaillement de pr\u00e9cision num\u00e9ris\u00e9, automatis\u00e9 et r\u00e9p\u00e9table \u00bb.<\/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-49501bf elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"49501bf\" 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-71a008e\" data-id=\"71a008e\" 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-9278df6 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"9278df6\" 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-d399842 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d399842\" 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-c4bf022\" data-id=\"c4bf022\" 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-5dc68b1 elementor-widget elementor-widget-heading\" data-id=\"5dc68b1\" 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. Les 5 principales priorit\u00e9s d&#039;am\u00e9lioration<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e232cd5 elementor-widget elementor-widget-text-editor\" data-id=\"e232cd5\" 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>Si une cisaille \u00e0 guillotine hydraulique existante pr\u00e9sente un manque de pr\u00e9cision, je recommande de proc\u00e9der au d\u00e9pannage dans l&#039;ordre suivant plut\u00f4t que de remplacer tous les composants en m\u00eame temps\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-a2f6f18 elementor-widget elementor-widget-text-editor\" data-id=\"a2f6f18\" 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>Premier : But\u00e9e arri\u00e8re<\/b><\/strong><\/p><p>V\u00e9rifier la position r\u00e9elle et la r\u00e9p\u00e9tabilit\u00e9.<\/p><p><strong><b>Deuxi\u00e8mement\u00a0: d\u00e9gagement de la lame<\/b><\/strong><\/p><p>Recalibrer en fonction du type et de l&#039;\u00e9paisseur du mat\u00e9riau.<\/p><p><strong><b>Troisi\u00e8me : Lames<\/b><\/strong><\/p><p>V\u00e9rifier l&#039;usure, la qualit\u00e9 de l&#039;installation et le parall\u00e9lisme.<\/p><p><strong><b>Quatri\u00e8mement\u00a0: Synchronisation des cylindres gauche et droit<\/b><\/strong><\/p><p>V\u00e9rifiez le niveau du porte-lame et la r\u00e9gularit\u00e9 du mouvement entre les c\u00f4t\u00e9s gauche et droit.<\/p><p><strong><b>Cinqui\u00e8mement : Cadre\/Guides\/Table de travail<\/b><\/strong><\/p><p>V\u00e9rifier la pr\u00e9sence de d\u00e9formations et d&#039;usure dues \u00e0 une utilisation prolong\u00e9e.<\/p><p>Le traitement de ces cinq domaines permet g\u00e9n\u00e9ralement de r\u00e9soudre une part importante des probl\u00e8mes de pr\u00e9cision de cisaillement.<\/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>Table des mati\u00e8res Am\u00e9liorer la pr\u00e9cision du cisaillement par guillotine hydraulique ne se limite pas au simple r\u00e9glage de la but\u00e9e arri\u00e8re. La pr\u00e9cision est d\u00e9termin\u00e9e par l&#039;interaction combin\u00e9e de la structure m\u00e9canique, du jeu de la lame, de la but\u00e9e arri\u00e8re, du syst\u00e8me hydraulique, du positionnement de la t\u00f4le, de la rigidit\u00e9 du b\u00e2ti, du syst\u00e8me de commande et de la maintenance. L&#039;analyse syst\u00e9matique qui suit est pr\u00e9sent\u00e9e d&#039;un point de vue pratique de production. 1. Comment [\u2026]<\/p>","protected":false},"author":1,"featured_media":6502,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-6501","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 Improve Hydraulic Guillotine Shearing Precision? - SC Machinery<\/title>\n<meta name=\"description\" content=\"Hydraulic Guillotine Shearing Precision determined by combined interaction of mechanical structure, blade clearance, backgauge, hydraulic...\" \/>\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\/fr\/how-to-improve-hydraulic-guillotine-shearing-precision\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How To Improve Hydraulic Guillotine Shearing Precision? 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