{"id":2246,"date":"2019-11-05T15:49:39","date_gmt":"2019-11-05T13:49:39","guid":{"rendered":"https:\/\/www.geha-laverman.com\/?p=2246\/"},"modified":"2021-05-19T08:25:09","modified_gmt":"2021-05-19T06:25:09","slug":"wielen-waagstuk","status":"publish","type":"post","link":"https:\/\/www.geha-laverman.com\/fr\/2019\/11\/05\/wielen-waagstuk\/","title":{"rendered":"Roues Pi\u00e8ce de scie"},"content":{"rendered":"<p><strong>Les projets passionnants font partie du quotidien de Geha Laverman. Mais le remplacement de ces grandes roues a fait battre nos c\u0153urs un peu plus vite.  Geha Laverman, en collaboration avec son partenaire HEKO-Ketten, a relev\u00e9 avec passion le d\u00e9fi de redonner vie \u00e0 ces pignons.<\/strong><\/p>\n<p><!--more--><\/p>\n<p>L'industrie lourde poss\u00e8de de nombreux syst\u00e8mes de transport, souvent actionn\u00e9s par des moteurs install\u00e9s dans des sous-sols profonds et des cavernes obscures, o\u00f9 ils fonctionnent 24 heures sur 24 et 7 jours sur 7. Un mouvement \u00e9vident, presque perp\u00e9tuel, dont la source n'est connue que des techniciens de maintenance. Il arrive un moment - souvent apr\u00e8s des d\u00e9cennies, plus rarement apr\u00e8s un demi-si\u00e8cle - o\u00f9 un tel engrenage tombe en panne ou menace de le faire. Comme si le c\u0153ur de l'entreprise se paralysait.<\/p>\n<h5>Courir durablement dans un avenir lointain<\/h5>\n<p>Notre client, une aci\u00e9rie dot\u00e9e d'un syst\u00e8me de convoyage de pr\u00e8s de 270 m\u00e8tres de long, pouvant contenir plus de soixante bobines d'acier de pr\u00e8s de 40 tonnes, nous a demand\u00e9 de collaborer avec ses ing\u00e9nieurs au d\u00e9veloppement et \u00e0 la r\u00e9alisation d'un composant d'entra\u00eenement : un jeu de pignons de m\u00e9ga-proportions, con\u00e7u de mani\u00e8re \u00e0 d\u00e9passer de loin la dur\u00e9e de vie estim\u00e9e des \"anciens\" pignons.<br \/>\nLes pi\u00e8ces moul\u00e9es d'origine \u00e9taient arriv\u00e9es au terme de leur vaillante vie. Il fallait les remplacer par des pi\u00e8ces tr\u00e8s r\u00e9sistantes \u00e0 l'usure et n\u00e9cessitant peu d'entretien.<\/p>\n<h5>Salon haut<\/h5>\n<p>Cela a pris du temps - apr\u00e8s tout, on ne livre pas quelque chose comme cela en une semaine - mais nous avons \u00e9t\u00e9 \u00e0 la hauteur de nos ambitions. C'est devenu une production vraiment impressionnante o\u00f9 rien n'a \u00e9t\u00e9 laiss\u00e9 au hasard. Les roues ont un diam\u00e8tre de pr\u00e8s de 2,5 m\u00e8tres, soit la hauteur de nombreux salons, et p\u00e8sent environ 2 500 kg chacune. Les roues sont construites de telle sorte qu'il est d\u00e9sormais possible de changer de vitesse sans avoir \u00e0 d\u00e9monter l'ensemble de la roue. Auparavant, un tel changement entra\u00eenait au moins une semaine d'immobilisation.<\/p>\n<p>Geha Laverman a livr\u00e9 les roues, selon un calendrier extr\u00eamement serr\u00e9, enti\u00e8rement mont\u00e9es sur les arbres d'entra\u00eenement et de rotation correspondants, avec leurs paliers. Une fois sur le site, cette combinaison pesant plus de 6 000 kilogrammes a pu \u00eatre hiss\u00e9e imm\u00e9diatement et fonctionne silencieusement depuis un certain temps.<\/p>","protected":false},"excerpt":{"rendered":"<p>Les projets passionnants font partie du quotidien de Geha Laverman. Mais le remplacement de ces grandes roues a fait battre nos c\u0153urs un peu plus vite.  Geha Laverman, en collaboration avec son partenaire HEKO-Ketten, a relev\u00e9 avec passion le d\u00e9fi de redonner vie \u00e0 ces pignons.<\/p>","protected":false},"author":1,"featured_media":2377,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-2246","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hardcopy"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.1 (Yoast SEO v27.1.1) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Wielen Waagstuk - Geha Laverman<\/title>\n<meta name=\"robots\" content=\"noindex, follow\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Wielen Waagstuk\" \/>\n<meta property=\"og:description\" content=\"Spannende projecten zijn dagelijks werk bij Geha Laverman. 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