{"id":10736,"date":"2026-03-18T16:33:06","date_gmt":"2026-03-18T15:33:06","guid":{"rendered":"https:\/\/dennglobal.com\/projects\/poulies-automobiles\/"},"modified":"2026-06-03T14:24:36","modified_gmt":"2026-06-03T12:24:36","slug":"poulies-automobiles","status":"publish","type":"projects","link":"https:\/\/dennglobal.com\/fr\/projects\/poulies-automobiles\/","title":{"rendered":"Poulies automobiles"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Formage contr\u00f4l\u00e9 pour les poulies automobiles de haute pr\u00e9cision.<br\/>\u00c9conomies de mat\u00e9riaux, concentricit\u00e9 stable et g\u00e9om\u00e9trie de gorge r\u00e9p\u00e9table.<br\/>Jusqu&rsquo;\u00e0 200 pi\u00e8ces par heure avec une constance industrielle.<\/p>\n\n<h2 class=\"wp-block-heading\" style=\"margin-top:40px;margin-right:0;margin-bottom:0;margin-left:0\"><mark style=\"background-color:rgba(0, 0, 0, 0);color:#fe5000\" class=\"has-inline-color\">Le d\u00e9fi<\/mark><\/h2>\n\n<p class=\"wp-block-paragraph\">Les syst\u00e8mes de transmission exigent de la pr\u00e9cision.<\/p>\n\n<p class=\"wp-block-paragraph\">La fabrication traditionnelle des poulies repose essentiellement sur des op\u00e9rations d&rsquo;usinage et d&#8217;emboutissage.<br\/>Cela se traduit par des pertes de mat\u00e9riaux plus importantes, des temps de cycle plus longs et des co\u00fbts d&rsquo;outillage qui limitent la flexibilit\u00e9.<\/p>\n\n<p class=\"wp-block-paragraph\">Fabricants n\u00e9cessaires :<\/p>\n\n<ul class=\"wp-block-list\">\n<li>R\u00e9duction de la consommation de mat\u00e9riaux<\/li>\n\n\n\n<li>Haute pr\u00e9cision des rainures<\/li>\n\n\n\n<li>Concentricit\u00e9 stable<\/li>\n\n\n\n<li>Taux de production \u00e9lev\u00e9s<\/li>\n\n\n\n<li>Performance fiable du contact avec la courroie<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Le tout en respectant des tol\u00e9rances automobiles strictes.<\/p>\n\n<h2 class=\"wp-block-heading\" style=\"margin-top:40px\"><mark style=\"background-color:rgba(0, 0, 0, 0);color:#fe5000\" class=\"has-inline-color\">La solution DENN<\/mark><\/h2>\n\n<p class=\"wp-block-paragraph\">DENN a mis au point une strat\u00e9gie de formage contr\u00f4l\u00e9 utilisant les <strong>technologies de forgeage et de rainurage rotatifs<\/strong>, mises en \u0153uvre sur des machines RF et MPT.<\/p>\n\n<p class=\"wp-block-paragraph\">Au lieu d&rsquo;enlever de la mati\u00e8re par usinage, nous la fa\u00e7onnons par d\u00e9formation contr\u00f4l\u00e9e.<\/p>\n\n<p class=\"wp-block-paragraph\">En fonction du type de poulie &#8211; trap\u00e9zo\u00efdale, multicanaux ou Poly-V &#8211; le processus peut comprendre les \u00e9l\u00e9ments suivants<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Production de pr\u00e9formes de forme proche du filet par forgeage rotatif (RF)<\/li>\n\n\n\n<li>Op\u00e9rations de fractionnement et de mise en forme \u00e0 partir de disques plats<\/li>\n\n\n\n<li>Rainurage progressif avec des rouleaux profil\u00e9s<\/li>\n\n\n\n<li>Formage en plusieurs passes pour accumuler le mat\u00e9riau dans les zones critiques<\/li>\n\n\n\n<li>Fa\u00e7onnage final avec concentricit\u00e9 contr\u00f4l\u00e9e<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Le mat\u00e9riau s&rsquo;\u00e9coule l\u00e0 o\u00f9 il est n\u00e9cessaire.<br\/>Pas d&rsquo;exc\u00e8s. Pas d&rsquo;enl\u00e8vement inutile. <\/p>\n\n<h2 class=\"wp-block-heading\" style=\"margin-top:40px\"><mark style=\"background-color:rgba(0, 0, 0, 0);color:#fe5000\" class=\"has-inline-color\">Le r\u00e9sultat<\/mark><\/h2>\n\n<p class=\"wp-block-paragraph\">La d\u00e9formation contr\u00f4l\u00e9e est livr\u00e9e :<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Importantes \u00e9conomies de mat\u00e9riaux par rapport \u00e0 l&rsquo;usinage<\/li>\n\n\n\n<li>Taux de production jusqu&rsquo;\u00e0 200 pi\u00e8ces par heure<\/li>\n\n\n\n<li>Pr\u00e9cision et r\u00e9p\u00e9tabilit\u00e9 \u00e9lev\u00e9es des rainures<\/li>\n\n\n\n<li>Finition de surface compacte am\u00e9liorant la dur\u00e9e de vie de la courroie<\/li>\n\n\n\n<li>R\u00e9duction du battement axial et radial<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Les poulies poly-V, de plus en plus utilis\u00e9es dans les syst\u00e8mes de transmission automobile, b\u00e9n\u00e9ficient tout particuli\u00e8rement de ce proc\u00e9d\u00e9, qui combine une capacit\u00e9 de transmission de puissance \u00e9lev\u00e9e avec une g\u00e9om\u00e9trie stable et une production efficace.<\/p>\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"565\" height=\"804\" data-id=\"5594\" src=\"https:\/\/dennglobal.com\/wp-content\/uploads\/2026\/03\/image5.png\" alt=\"\" class=\"wp-image-5594\" srcset=\"https:\/\/dennglobal.com\/wp-content\/uploads\/2026\/03\/image5.png 565w, https:\/\/dennglobal.com\/wp-content\/uploads\/2026\/03\/image5-211x300.png 211w, https:\/\/dennglobal.com\/wp-content\/uploads\/2026\/03\/image5-180x256.png 180w, https:\/\/dennglobal.com\/wp-content\/uploads\/2026\/03\/image5-360x512.png 360w\" sizes=\"(max-width: 565px) 100vw, 565px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"783\" height=\"1024\" data-id=\"5593\" src=\"https:\/\/dennglobal.com\/wp-content\/uploads\/2026\/03\/image1-783x1024.png\" alt=\"\" class=\"wp-image-5593\" srcset=\"https:\/\/dennglobal.com\/wp-content\/uploads\/2026\/03\/image1-783x1024.png 783w, https:\/\/dennglobal.com\/wp-content\/uploads\/2026\/03\/image1-229x300.png 229w, https:\/\/dennglobal.com\/wp-content\/uploads\/2026\/03\/image1-768x1004.png 768w, https:\/\/dennglobal.com\/wp-content\/uploads\/2026\/03\/image1-180x235.png 180w, https:\/\/dennglobal.com\/wp-content\/uploads\/2026\/03\/image1-360x471.png 360w, https:\/\/dennglobal.com\/wp-content\/uploads\/2026\/03\/image1-640x837.png 640w, https:\/\/dennglobal.com\/wp-content\/uploads\/2026\/03\/image1.png 812w\" sizes=\"(max-width: 783px) 100vw, 783px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"600\" height=\"613\" data-id=\"5592\" src=\"https:\/\/dennglobal.com\/wp-content\/uploads\/2026\/03\/image2.png\" alt=\"\" class=\"wp-image-5592\" srcset=\"https:\/\/dennglobal.com\/wp-content\/uploads\/2026\/03\/image2.png 600w, https:\/\/dennglobal.com\/wp-content\/uploads\/2026\/03\/image2-294x300.png 294w, https:\/\/dennglobal.com\/wp-content\/uploads\/2026\/03\/image2-180x184.png 180w, https:\/\/dennglobal.com\/wp-content\/uploads\/2026\/03\/image2-360x368.png 360w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/figure>\n\n<h2 class=\"wp-block-heading\" style=\"margin-top:40px\"><mark style=\"background-color:rgba(0, 0, 0, 0);color:#fe5000\" class=\"has-inline-color\">Pourquoi c&rsquo;est important<\/mark><\/h2>\n\n<p class=\"wp-block-paragraph\">Lorsque les tol\u00e9rances sont serr\u00e9es et les volumes \u00e9lev\u00e9s, la stabilit\u00e9 est un gage de comp\u00e9titivit\u00e9.<\/p>\n\n<p class=\"wp-block-paragraph\">En rempla\u00e7ant les proc\u00e9d\u00e9s soustractifs par le formage contr\u00f4l\u00e9, les fabricants r\u00e9duisent les d\u00e9chets, am\u00e9liorent les propri\u00e9t\u00e9s m\u00e9caniques et augmentent la r\u00e9gularit\u00e9 de la production.<\/p>\n\n<p class=\"wp-block-paragraph\">Chez DENN, nous ne nous contentons pas de former des poulies.<br\/>Nous contr\u00f4lons le flux de mati\u00e8re pour stabiliser les performances de la transmission &#8211; pi\u00e8ce apr\u00e8s pi\u00e8ce.<\/p>\n","protected":false},"featured_media":9570,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false},"class_list":["post-10736","projects","type-projects","status-publish","format-standard","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Poulies automobiles - DENN<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/dennglobal.com\/fr\/projects\/poulies-automobiles\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Poulies automobiles - DENN\" \/>\n<meta property=\"og:description\" content=\"Formage contr\u00f4l\u00e9 pour les poulies automobiles de haute pr\u00e9cision.\u00c9conomies de mat\u00e9riaux, concentricit\u00e9 stable et g\u00e9om\u00e9trie de gorge r\u00e9p\u00e9table.Jusqu&rsquo;\u00e0 200 pi\u00e8ces par heure avec une constance industrielle. Le d\u00e9fi Les syst\u00e8mes de transmission exigent de la pr\u00e9cision. La fabrication traditionnelle des poulies repose essentiellement sur des op\u00e9rations d&rsquo;usinage et d&#8217;emboutissage.Cela se traduit par des pertes de [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/dennglobal.com\/fr\/projects\/poulies-automobiles\/\" \/>\n<meta property=\"og:site_name\" content=\"DENN\" \/>\n<meta property=\"article:modified_time\" content=\"2026-06-03T12:24:36+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/dennglobal.com\/wp-content\/uploads\/2026\/03\/marking-profiling.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1536\" \/>\n\t<meta property=\"og:image:height\" content=\"1024\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/dennglobal.com\\\/fr\\\/projects\\\/poulies-automobiles\\\/\",\"url\":\"https:\\\/\\\/dennglobal.com\\\/fr\\\/projects\\\/poulies-automobiles\\\/\",\"name\":\"Poulies automobiles - DENN\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/dennglobal.com\\\/fr\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/dennglobal.com\\\/fr\\\/projects\\\/poulies-automobiles\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/dennglobal.com\\\/fr\\\/projects\\\/poulies-automobiles\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/dennglobal.com\\\/wp-content\\\/uploads\\\/2026\\\/03\\\/marking-profiling.png\",\"datePublished\":\"2026-03-18T15:33:06+00:00\",\"dateModified\":\"2026-06-03T12:24:36+00:00\",\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/dennglobal.com\\\/fr\\\/projects\\\/poulies-automobiles\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/dennglobal.com\\\/fr\\\/projects\\\/poulies-automobiles\\\/#primaryimage\",\"url\":\"https:\\\/\\\/dennglobal.com\\\/wp-content\\\/uploads\\\/2026\\\/03\\\/marking-profiling.png\",\"contentUrl\":\"https:\\\/\\\/dennglobal.com\\\/wp-content\\\/uploads\\\/2026\\\/03\\\/marking-profiling.png\",\"width\":1536,\"height\":1024},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/dennglobal.com\\\/fr\\\/#website\",\"url\":\"https:\\\/\\\/dennglobal.com\\\/fr\\\/\",\"name\":\"DENN\",\"description\":\"Industrias Puigjaner\",\"publisher\":{\"@id\":\"https:\\\/\\\/dennglobal.com\\\/fr\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/dennglobal.com\\\/fr\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/dennglobal.com\\\/fr\\\/#organization\",\"name\":\"DENN\",\"url\":\"https:\\\/\\\/dennglobal.com\\\/fr\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/dennglobal.com\\\/fr\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/dennglobal.com\\\/wp-content\\\/uploads\\\/2026\\\/01\\\/Logo-DENN_gran-1.svg\",\"contentUrl\":\"https:\\\/\\\/dennglobal.com\\\/wp-content\\\/uploads\\\/2026\\\/01\\\/Logo-DENN_gran-1.svg\",\"width\":231,\"height\":71,\"caption\":\"DENN\"},\"image\":{\"@id\":\"https:\\\/\\\/dennglobal.com\\\/fr\\\/#\\\/schema\\\/logo\\\/image\\\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Poulies automobiles - DENN","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/dennglobal.com\/fr\/projects\/poulies-automobiles\/","og_locale":"fr_FR","og_type":"article","og_title":"Poulies automobiles - DENN","og_description":"Formage contr\u00f4l\u00e9 pour les poulies automobiles de haute pr\u00e9cision.\u00c9conomies de mat\u00e9riaux, concentricit\u00e9 stable et g\u00e9om\u00e9trie de gorge r\u00e9p\u00e9table.Jusqu&rsquo;\u00e0 200 pi\u00e8ces par heure avec une constance industrielle. 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