{"id":194,"date":"2023-06-08T19:20:53","date_gmt":"2023-06-08T19:20:53","guid":{"rendered":"https:\/\/jc08.geewp.com\/?p=194"},"modified":"2023-06-08T19:20:53","modified_gmt":"2023-06-08T19:20:53","slug":"how-can-the-middle-wire-cutting-machine-get-the-ideal-finish","status":"publish","type":"post","link":"https:\/\/aurora-machine.com\/fr\/how-can-the-middle-wire-cutting-machine-get-the-ideal-finish\/","title":{"rendered":"Comment la machine de d\u00e9coupe \u00e0 fil central peut-elle obtenir une finition id\u00e9ale ?"},"content":{"rendered":"<p class=\"wp-block-paragraph\"><strong>Les mesures suivantes permettront d&#039;am\u00e9liorer le r\u00e9sultat dans une certaine mesure\u00a0:<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1. R\u00e9duire correctement la largeur d&#039;impulsion et le courant de cr\u00eate, c&#039;est-\u00e0-dire r\u00e9duire la taille des cavit\u00e9s de gravure.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2. La roue de guidage et le roulement assurent une bonne pr\u00e9cision et une bonne stabilit\u00e9 de fonctionnement, r\u00e9duisent les vibrations et les sauts du fil, et r\u00e9duisent le d\u00e9placement lin\u00e9aire de la piste de d\u00e9placement du fil.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3. Le fil de molybd\u00e8ne maintient une tension appropri\u00e9e, et la poulie de guidage et le bloc d&#039;alimentation sont r\u00e9gl\u00e9s de mani\u00e8re \u00e0 ce que la tension dans la zone de travail reste inchang\u00e9e lorsque le fil monte et descend.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4. Le fil ne doit pas \u00eatre trop tendu et l&#039;eau ne doit pas \u00eatre trop neuve. L&#039;eau neuve am\u00e9liore certes l&#039;efficacit\u00e9 de la coupe, mais la qualit\u00e9 de la finition est moindre.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">5. Ajoutez une plaque de serrage trop mince sur les c\u00f4t\u00e9s sup\u00e9rieur et inf\u00e9rieur de la pi\u00e8ce \u00e0 usiner, afin que la bande d&#039;inversion soit amortie dans la plage de la plaque de serrage.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">6. Il est \u00e9galement tr\u00e8s important que XY se d\u00e9place de mani\u00e8re stable et pr\u00e9cise, avec une bonne fid\u00e9lit\u00e9 de suivi et sans d\u00e9placement par blocs.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">7. Maintenir un suivi de conversion de fr\u00e9quence stable et souple.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">8. Repassage ou passes multiples avec tol\u00e9rance appropri\u00e9e. Lorsque la quantit\u00e9 de mati\u00e8re \u00e0 enlever est tr\u00e8s faible, le balayage de la surface de coupe am\u00e9liore la pr\u00e9cision dimensionnelle et la finition. Trois passages permettent d&#039;\u00e9liminer la quasi-totalit\u00e9 des stries de retournement. Si la machine-outil offre une grande pr\u00e9cision de positionnement r\u00e9p\u00e9titif et que la tol\u00e9rance appropri\u00e9e est appliqu\u00e9e lors des passes multiples successives, la finition de la surface de coupe est am\u00e9lior\u00e9e d&#039;un \u00e0 deux ordres de grandeur. L&#039;effet est similaire \u00e0 celui du d\u00e9placement lent du fil, et le temps de coupe est relativement court. C&#039;est l&#039;un des avantages des machines \u00e0 d\u00e9couper \u00e0 fil moyen. Les fils courts conviennent parfaitement aux pi\u00e8ces plus \u00e9paisses, et la vitesse d&#039;avance pour un retournement est inf\u00e9rieure \u00e0 la moiti\u00e9 du diam\u00e8tre du fil, ce qui permet \u00e9galement de masquer les stries de retournement.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.antsmachine.com\/wp-content\/uploads\/2022\/10\/20221027171907.jpg\" alt=\"\" class=\"wp-image-8639\"\/><\/figure>","protected":false},"excerpt":{"rendered":"<p>The following measures will improve the finish to a certain extent: 1. Properly reduce the pulse width and peak current, that is, reduce the size of etch pits. 2. The guide wheel and bearing maintain good accuracy and stability of operation, reduce wire chatter and wire jump, and reduce the linear displacement of wire movement [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":195,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[23],"tags":[],"class_list":["post-194","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"acf":[],"_links":{"self":[{"href":"https:\/\/aurora-machine.com\/fr\/wp-json\/wp\/v2\/posts\/194","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aurora-machine.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aurora-machine.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aurora-machine.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aurora-machine.com\/fr\/wp-json\/wp\/v2\/comments?post=194"}],"version-history":[{"count":0,"href":"https:\/\/aurora-machine.com\/fr\/wp-json\/wp\/v2\/posts\/194\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/aurora-machine.com\/fr\/wp-json\/wp\/v2\/media\/195"}],"wp:attachment":[{"href":"https:\/\/aurora-machine.com\/fr\/wp-json\/wp\/v2\/media?parent=194"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aurora-machine.com\/fr\/wp-json\/wp\/v2\/categories?post=194"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aurora-machine.com\/fr\/wp-json\/wp\/v2\/tags?post=194"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}