{"id":3958,"date":"2026-02-11T11:38:42","date_gmt":"2026-02-11T11:38:42","guid":{"rendered":"https:\/\/bricolagedz.com\/?post_type=product&#038;p=3958"},"modified":"2026-03-19T21:36:24","modified_gmt":"2026-03-19T21:36:24","slug":"arrache-roulement-patte-extraplat","status":"publish","type":"product","link":"https:\/\/bricolagedz.com\/ar\/product\/arrache-roulement-patte-extraplat\/","title":{"rendered":"arrache roulement -patte extraplat-"},"content":{"rendered":"<p data-path-to-node=\"0\">Cet outil est un <b data-path-to-node=\"0\" data-index-in-node=\"17\">extracteur de roulements int\u00e9rieur<\/b> (ou extracteur \u00e0 m\u00e2choires internes). Il est con\u00e7u pour retirer des pi\u00e8ces m\u00e9caniques log\u00e9es dans un trou borgne ou un tube, l\u00e0 o\u00f9 un extracteur classique ne peut pas s&rsquo;accrocher.<\/p>\n<h2 data-path-to-node=\"1\">Comment \u00e7a fonctionne ?<\/h2>\n<p data-path-to-node=\"2\">Contrairement \u00e0 un extracteur standard qui agrippe l&rsquo;ext\u00e9rieur d&rsquo;une pi\u00e8ce, celui-ci s&rsquo;ins\u00e8re <b data-path-to-node=\"2\" data-index-in-node=\"94\">\u00e0 l&rsquo;int\u00e9rieur<\/b> :<\/p>\n<ol start=\"1\" data-path-to-node=\"3\">\n<li>\n<p data-path-to-node=\"3,0,0\"><b data-path-to-node=\"3,0,0\" data-index-in-node=\"0\">Insertion :<\/b> On glisse les m\u00e2choires \u00e0 l&rsquo;int\u00e9rieur du roulement ou de la bague \u00e0 extraire.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"3,1,0\"><b data-path-to-node=\"3,1,0\" data-index-in-node=\"0\">Ancrage :<\/b> En tournant la partie sup\u00e9rieure, les m\u00e2choires s&rsquo;\u00e9cartent pour mordre fermement la paroi interne ou l&rsquo;\u00e9paulement de la pi\u00e8ce.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"3,2,0\"><b data-path-to-node=\"3,2,0\" data-index-in-node=\"0\">Extraction :<\/b> On tourne la vis centrale (le pivot) qui prend appui au fond ou sur le support, ce qui force la pi\u00e8ce \u00e0 remonter et \u00e0 sortir de son logement.<\/p>\n<\/li>\n<\/ol>\n<h2 data-path-to-node=\"4\">Utilisation courante<\/h2>\n<ul data-path-to-node=\"5\">\n<li>\n<p data-path-to-node=\"5,0,0\"><b data-path-to-node=\"5,0,0\" data-index-in-node=\"0\">M\u00e9canique automobile :<\/b> Extraction de roulements de vilebrequin (pilote), de bo\u00eetes de vitesses ou de moyeux.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"5,1,0\"><b data-path-to-node=\"5,1,0\" data-index-in-node=\"0\">Maintenance industrielle :<\/b> Retrait de bagues d&rsquo;usure ou de joints d&rsquo;\u00e9tanch\u00e9it\u00e9 profond\u00e9ment enfonc\u00e9s.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"5,2,0\"><b data-path-to-node=\"5,2,0\" data-index-in-node=\"0\">Bricolage lourd :<\/b> Sortir des roulements de moteurs \u00e9lectriques ou de pompes.<\/p>\n<\/li>\n<\/ul>\n<hr data-path-to-node=\"6\" \/>\n<h2 data-path-to-node=\"7\">Points forts de ce mod\u00e8le<\/h2>\n<ul data-path-to-node=\"8\">\n<li>\n<p data-path-to-node=\"8,0,0\"><b data-path-to-node=\"8,0,0\" data-index-in-node=\"0\">Conception robuste :<\/b> Sa structure en acier permet de supporter une pression \u00e9lev\u00e9e pour d\u00e9bloquer des pi\u00e8ces rouill\u00e9es (comme on le voit sur la photo de droite).<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"8,1,0\"><b data-path-to-node=\"8,1,0\" data-index-in-node=\"0\">Bras r\u00e9glables :<\/b> Les boulons sur les c\u00f4t\u00e9s permettent d&rsquo;ajuster l&rsquo;\u00e9cartement des bras selon le diam\u00e8tre de la pi\u00e8ce \u00e0 retirer.<\/p>\n<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<div style=\"width: 576px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" 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