{"id":608,"date":"2022-04-22T09:28:09","date_gmt":"2022-04-22T01:28:09","guid":{"rendered":"https:\/\/www.jiansujichilun.com\/%e9%bd%bf%e6%9d%a1%e4%b9%9f%e5%88%86%e7%9b%b4%e9%bd%bf%e9%bd%bf%e6%9d%a1%e5%92%8c%e6%96%9c%e9%bd%bf%e9%bd%bf%e6%9d%a1%e5%9f%ba%e4%b8%bb%e8%a6%81%e7%89%b9%e7%82%b9%e8%a7%a3%e6%9e%90\/"},"modified":"2022-04-22T09:40:39","modified_gmt":"2022-04-22T01:40:39","slug":"%e9%bd%bf%e6%9d%a1%e4%b9%9f%e5%88%86%e7%9b%b4%e9%bd%bf%e9%bd%bf%e6%9d%a1%e5%92%8c%e6%96%9c%e9%bd%bf%e9%bd%bf%e6%9d%a1%e5%9f%ba%e4%b8%bb%e8%a6%81%e7%89%b9%e7%82%b9%e8%a7%a3%e6%9e%90","status":"publish","type":"post","link":"https:\/\/www.jiansujichilun.com\/fr\/article-608\/","title":{"rendered":"Les cr\u00e9maill\u00e8res sont \u00e9galement divis\u00e9es en cr\u00e9maill\u00e8res droites et h\u00e9lico\u00efdales sur la base de l'analyse des principales caract\u00e9ristiques."},"content":{"rendered":"<p>\n\t<strong>\u00e9tag\u00e8re<\/strong>Les cr\u00e9maill\u00e8res se divisent en cr\u00e9maill\u00e8res cylindriques et cr\u00e9maill\u00e8res h\u00e9lico\u00efdales, associ\u00e9es respectivement \u00e0 des engrenages cylindriques et h\u00e9lico\u00efdaux. Le profil de la dent d'une cr\u00e9maill\u00e8re est une ligne droite et non une d\u00e9veloppante (il s'agit d'un plan par rapport \u00e0 la surface de la dent), \u00e9quivalent \u00e0 celui d'un engrenage cylindrique de rayon primitif infini. Les principales caract\u00e9ristiques des cr\u00e9maill\u00e8res\u2026<\/p>\n<p>\n\t1. Le profil de la dent de la cr\u00e9maill\u00e8re \u00e9tant une ligne droite, tous les points de ce profil pr\u00e9sentent le m\u00eame angle de pression, \u00e9gal \u00e0 l'angle d'inclinaison de la dent. Cet angle est appel\u00e9 angle de profil de dent, et sa valeur standard est de 20\u00b0.<\/p>\n<p>\n\t2. Le m\u00eame pas de dent et le m\u00eame module sont pr\u00e9sents sur toute ligne droite parall\u00e8le \u00e0 la ligne de pointe de la dent.<\/p>\n<p>\n\t3. La ligne droite parall\u00e8le \u00e0 la ligne d'addendum et dont l'\u00e9paisseur de dent est \u00e9gale \u00e0 la largeur de l'espace entre les dents est appel\u00e9e ligne primitive (ou ligne centrale). Elle sert de r\u00e9f\u00e9rence pour le calcul des dimensions de la cr\u00e9maill\u00e8re. Les principaux param\u00e8tres d'une cr\u00e9maill\u00e8re sont\u00a0: la largeur de l'espace entre les dents, l'addendum, le dedendum, la hauteur de dent, l'\u00e9paisseur de dent et le rayon du cercle de pied.<\/p>","protected":false},"excerpt":{"rendered":"<p>\u9f7f\u6761\u4e5f\u5206\u76f4\u9f7f\u9f7f\u6761\u548c\u659c\u9f7f\u9f7f\u6761\uff0c\u5206\u522b\u4e0e\u76f4\u9f7f\u5706\u67f1\u9f7f\u8f6e\u548c\u659c\u9f7f\u5706\u67f1\u9f7f\u8f6e\u914d\u5bf9\u4f7f\u7528\uff1b\u9f7f\u6761\u7684\u9f7f\u5ed3\u4e3a\u76f4\u7ebf\u800c\u975e\u6e10\u5f00\u7ebf\uff08\u5bf9\u9f7f\u9762\u800c\u8a00\u5219 [&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-608","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\/608","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=608"}],"version-history":[{"count":1,"href":"https:\/\/www.jiansujichilun.com\/fr\/wp-json\/wp\/v2\/posts\/608\/revisions"}],"predecessor-version":[{"id":732,"href":"https:\/\/www.jiansujichilun.com\/fr\/wp-json\/wp\/v2\/posts\/608\/revisions\/732"}],"wp:attachment":[{"href":"https:\/\/www.jiansujichilun.com\/fr\/wp-json\/wp\/v2\/media?parent=608"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.jiansujichilun.com\/fr\/wp-json\/wp\/v2\/categories?post=608"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.jiansujichilun.com\/fr\/wp-json\/wp\/v2\/tags?post=608"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}