{"id":8868,"date":"2015-12-21T14:34:49","date_gmt":"2015-12-21T20:34:49","guid":{"rendered":"https:\/\/www.mate.com\/fr\/fabrication-solutions\/special-applications-solution-bulletins\/improve-quality-and-performance\/relieved-blanking-tools-preserve-small-forms-bulletin\/"},"modified":"2016-07-05T12:27:54","modified_gmt":"2016-07-05T17:27:54","slug":"relieved-blanking-tools-preserve-small-forms-bulletin","status":"publish","type":"page","link":"https:\/\/www.mate.com\/fr\/technical-resources\/punch-press-resources\/special-applications-solution-bulletins\/improve-quality-and-performance\/relieved-blanking-tools-preserve-small-forms-bulletin\/","title":{"rendered":"Conserver de petites formes avec des outils de r\u00e9cup\u00e9ration de chutes d\u00e9gag\u00e9es"},"content":{"rendered":"<h2>Le probl\u00e8me:<\/h2>\n<p>Les pi\u00e8ces en t\u00f4le incluent souvent des formes comme des pattes ou des bossages. Ces formes sont souvent cr\u00e9\u00e9es avant que la pi\u00e8ce soit poin\u00e7onn\u00e9e ou d\u00e9coup\u00e9e de la t\u00f4le. Comment ex\u00e9cuter une op\u00e9ration de r\u00e9cup\u00e9ration de chute sans d\u00e9former ni d\u00e9truire ces petites formes dans la pi\u00e8ce finie?<\/p>\n<h2>La solution Mate:<\/h2>\n<p>L&rsquo;outillage con\u00e7u sur mesure avec des reliefs permet d&rsquo;inclure des formes pr\u00e9fabriqu\u00e9es dans la pi\u00e8ce, ce qui finit par emp\u00eacher toute d\u00e9gradation dans les formes. Les petites formes peuvent \u00eatre plac\u00e9es directement dans la t\u00f4le avant que la pi\u00e8ce ne soit d\u00e9coup\u00e9e. Ceci permet de traiter les petites formes dans une presse poin\u00e7onneuse plut\u00f4t que dans\u00a0une op\u00e9ration secondaire comme une presse plieuse. L&rsquo;inclusion d&rsquo;un d\u00e9gagement dans l&rsquo;outillage permet aux formes d&rsquo;entrer dans la zone \u00e9lev\u00e9e de l&rsquo;outil au moment o\u00f9 la frappe de r\u00e9cup\u00e9ration de chute est trait\u00e9e. Ceci emp\u00eache que les formes soient endommag\u00e9es ou \u00e9cras\u00e9es par l&rsquo;op\u00e9ration de r\u00e9cup\u00e9ration de chute. De grandes zones peuvent \u00eatre relev\u00e9es pour loger des formes multiples<br \/>\npour une pi\u00e8ce ou une zone sp\u00e9cifique \u00e0 une forme particuli\u00e8re.<img loading=\"lazy\" decoding=\"async\" class=\"alignright wp-image-1384 \" src=\"https:\/\/www.mate.com\/wp-content\/uploads\/2015\/09\/snap_lock_blank-e1444337121339.jpg\" alt=\"snap_lock_blank\" width=\"295\" height=\"432\" \/><\/p>\n<p>Les recommandations suivantes vous aideront \u00e0 produire des chutes r\u00e9cup\u00e9r\u00e9es de bonne qualit\u00e9:<\/p>\n<ul>\n<li>Dites \u00e0 votre repr\u00e9sentant du Service d&rsquo;assistance de Mate que l&rsquo;outillage sera utilis\u00e9 pour la r\u00e9cup\u00e9ration de chute.<\/li>\n<li>C&rsquo;est la d\u00e9bouchure qui est le produit final, l&rsquo;outillage doit donc \u00eatre command\u00e9 dans cet esprit.<\/li>\n<li>La matrice (jeu compris) doit avoir la taille de la pi\u00e8ce. Les dimensions du poin\u00e7on doivent alors \u00eatre calcul\u00e9es en fonction de la taille de la matrice.<\/li>\n<li>R\u00e9duisez le jeu de matrice de 5% (un sp\u00e9cialiste applications Mate peut vous aider avec des calculs bas\u00e9s sur le type et l&rsquo;\u00e9paisseur du mat\u00e9riau). Le jeu de matrice r\u00e9duit aide \u00e0 augmenter la zone brunie et \u00e0 minimiser la diff\u00e9rence de dimensions entre le haut et le fond de la pi\u00e8ce d\u00e9coup\u00e9e.<\/li>\n<li>Fournissez \u00e0 Mate un dessin de r\u00e9f\u00e9rence pr\u00e9cis de la pi\u00e8ce. Les informations critiques incluent la hauteur des formes, ainsi que la longueur, la largeur et l&#8217;emplacement de la pi\u00e8ce finale.<\/li>\n<li>N&rsquo;utilisez que des poin\u00e7ons et des matrices aff\u00fbt\u00e9s. Vous augmentez ainsi la partie droite ou brunie de la chute pour fournir des parois plus droites sur les pi\u00e8ces requises.<\/li>\n<li>Les poin\u00e7ons doivent avoir une face aussi plate que possible.<\/li>\n<li><span style=\"line-height: 1.5;\">Utilisez des d\u00e9pouilles droites.<\/span><\/li>\n<li>V\u00e9rifiez r\u00e9guli\u00e8rement l&rsquo;\u00e9tat d&rsquo;usure de vos outils. Avec des jeux de matrice r\u00e9duits, il est indispensable de proc\u00e9der \u00e0 des inspections et \u00e0 des aff\u00fbtages fr\u00e9quents.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Le probl\u00e8me: Les pi\u00e8ces en t\u00f4le incluent souvent des formes comme des pattes ou des bossages. Ces formes sont souvent cr\u00e9\u00e9es avant que la pi\u00e8ce soit poin\u00e7onn\u00e9e ou d\u00e9coup\u00e9e de la t\u00f4le. Comment ex\u00e9cuter une op\u00e9ration de r\u00e9cup\u00e9ration de chute sans d\u00e9former ni d\u00e9truire ces petites formes dans la pi\u00e8ce finie? La solution Mate: L&rsquo;outillage [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"parent":8856,"menu_order":1013,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-8868","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.5 (Yoast SEO v28.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Conserver de petites formes avec des outils de r\u00e9cup\u00e9ration de chutes d\u00e9gag\u00e9es - Mate Precision Technologies<\/title>\n<meta name=\"description\" content=\"Le probl\u00e8me: Les pi\u00e8ces en t\u00f4le incluent souvent des formes comme des pattes ou des bossages. 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