{"id":583,"date":"2022-04-22T09:27:30","date_gmt":"2022-04-22T01:27:30","guid":{"rendered":"https:\/\/www.jiansujichilun.com\/%e9%93%be%e8%bd%ae%e9%85%8d%e5%a5%97%e4%ba%a7%e5%93%81-%e9%bd%bf%e8%bd%ae%e9%bd%bf%e6%9d%a1%e4%bc%a0%e5%8a%a8%e7%9a%84%e5%ba%94%e7%94%a8%e8%8c%83%e5%9b%b4%ef%bc%9a\/"},"modified":"2022-04-22T09:43:25","modified_gmt":"2022-04-22T01:43:25","slug":"%e9%93%be%e8%bd%ae%e9%85%8d%e5%a5%97%e4%ba%a7%e5%93%81-%e9%bd%bf%e8%bd%ae%e9%bd%bf%e6%9d%a1%e4%bc%a0%e5%8a%a8%e7%9a%84%e5%ba%94%e7%94%a8%e8%8c%83%e5%9b%b4%ef%bc%9a","status":"publish","type":"post","link":"https:\/\/www.jiansujichilun.com\/fr\/article-583\/","title":{"rendered":"Applications des accessoires pour pignons - transmissions \u00e0 cr\u00e9maill\u00e8re\u00a0:"},"content":{"rendered":"<p>\n\tLes syst\u00e8mes \u00e0 cr\u00e9maill\u00e8re convertissent un mouvement rotatif en mouvement lin\u00e9aire. Ils offrent une transmission de puissance \u00e9lev\u00e9e, une large plage de vitesses, un rendement \u00e9lev\u00e9, un fonctionnement fiable, une longue dur\u00e9e de vie et une structure compacte, garantissant un rapport de transmission constant. Ce m\u00e9canisme peut \u00e9galement fonctionner en sens inverse, la cr\u00e9maill\u00e8re se d\u00e9pla\u00e7ant alors lin\u00e9airement pour faire tourner la roue dent\u00e9e. Il est adapt\u00e9 aux transmissions sur de longues distances, comme le d\u00e9placement d'une palette sous le guidage d'une machine-outil. Les m\u00e9canismes \u00e0 cr\u00e9maill\u00e8re n\u00e9cessitent un dispositif de verrouillage externe car ils ne sont pas autobloquants. De plus, ils exigent une grande pr\u00e9cision de fabrication et d'installation, ce qui engendre des co\u00fbts \u00e9lev\u00e9s, et ne conviennent pas aux transmissions avec de grands entraxes ou aux applications soumises \u00e0 des vibrations et des chocs importants.<\/p>\n<p>\n\tApplications des entra\u00eenements \u00e0 cr\u00e9maill\u00e8re\u00a0:<\/p>\n<p>\n\t1. Convient aux m\u00e9canismes de positionnement rapides et pr\u00e9cis<\/p>\n<p>\n\t2. Convient aux machines-outils CNC robustes, de haute pr\u00e9cision, de haute rigidit\u00e9, \u00e0 grande vitesse et \u00e0 longue course, aux centres d'usinage, aux machines de coupe, aux machines de soudage, etc.<\/p>\n<p>\n\t3. Convient aux machines de transfert rapide pour l'automatisation des usines, aux m\u00e9canismes de pr\u00e9hension des bras de robots industriels, etc.<\/p>","protected":false},"excerpt":{"rendered":"<p>\u9f7f\u8f6e\u9f7f\u6761\u4f20\u52a8\u5c06\u65cb\u8f6c\u8fd0\u52a8\u8f6c\u53d8\u4e3a\u76f4\u7ebf\u8fd0\u52a8\uff0c\u5b83\u7684\u4f20\u9012\u529f\u7387\u5927\uff0c\u901f\u5ea6\u8303\u56f4\u5e7f\uff0c\u6548\u7387\u9ad8\uff0c\u5de5\u4f5c\u53ef\u9760\uff0c\u5bff\u547d\u957f\uff0c\u7ed3\u6784\u7d27\u51d1\uff0c\u80fd\u4fdd\u8bc1\u6052 [&hellip;]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4,8],"tags":[],"class_list":["post-583","post","type-post","status-publish","format-standard","hentry","category-chain-sprockets","category-gear-and-racks"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":6}},"_links":{"self":[{"href":"https:\/\/www.jiansujichilun.com\/fr\/wp-json\/wp\/v2\/posts\/583","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.jiansujichilun.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.jiansujichilun.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.jiansujichilun.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.jiansujichilun.com\/fr\/wp-json\/wp\/v2\/comments?post=583"}],"version-history":[{"count":1,"href":"https:\/\/www.jiansujichilun.com\/fr\/wp-json\/wp\/v2\/posts\/583\/revisions"}],"predecessor-version":[{"id":738,"href":"https:\/\/www.jiansujichilun.com\/fr\/wp-json\/wp\/v2\/posts\/583\/revisions\/738"}],"wp:attachment":[{"href":"https:\/\/www.jiansujichilun.com\/fr\/wp-json\/wp\/v2\/media?parent=583"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.jiansujichilun.com\/fr\/wp-json\/wp\/v2\/categories?post=583"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.jiansujichilun.com\/fr\/wp-json\/wp\/v2\/tags?post=583"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}