{"id":6140,"date":"2026-04-15T17:23:41","date_gmt":"2026-04-15T09:23:41","guid":{"rendered":"https:\/\/www.slewbearingtec.com\/?p=6140"},"modified":"2026-04-15T17:23:45","modified_gmt":"2026-04-15T09:23:45","slug":"mesure-de-lusure-des-roulements-dorientation-3","status":"publish","type":"post","link":"https:\/\/www.slewbearingtec.com\/fr\/mesure-de-lusure-des-roulements-dorientation-3-html","title":{"rendered":"Mesure de l'usure des paliers d'orientation"},"content":{"rendered":"<div class=\"wp-block-themepark-block-themepark-wright content-super-p  blog-jiange\" style=\"font-size:17px;line-height:28px;color:#211c1c;padding:10px 20px;\">\n<div class=\"wp-block-column\">\n<p>Pour mesurer avec pr\u00e9cision l'usure d'un roulement d'orientation, la premi\u00e8re t\u00e2che des techniciens de maintenance sur site consiste \u00e0 surveiller l\u201c\u201d\u00e9cart d'inclinaison\". L'op\u00e9ration la plus fiable consiste \u00e0 trouver quatre points de division \u00e9gaux entre le cercle fixe et le cercle rotatif et \u00e0 installer la table de pourcentage avec le si\u00e8ge magn\u00e9tique. La charge de basculement est ensuite appliqu\u00e9e au moyen d'une fl\u00e8che ou d'un contrepoids, les diff\u00e9rences de pression maximales et minimales sont calcul\u00e9es et la valeur totale du d\u00e9placement est enregistr\u00e9e. Pour les \u00e9quipements tels que les excavateurs ou les grues, si la lecture d\u00e9passe le seuil de 1,5 mm \u00e0 3,0 mm, cela signifie que l'usure du chemin de roulement est assez grave et qu'il faut intervenir imm\u00e9diatement. En outre, ne tirez pas de conclusions h\u00e2tives apr\u00e8s le test. Vous devez suivre les instructions du fabricant d'origine pour v\u00e9rifier correctement. Avant le test, vous devez vous assurer que les boulons ne sont pas desserr\u00e9s et qu'il n'y a pas de probl\u00e8me de lubrification, afin d'\u00e9viter d'\u00eatre tromp\u00e9 par de fausses donn\u00e9es.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Tilt_Gap_And_Axial_Play\"><\/span>Jeu d'inclinaison et jeu axial<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>L'essentiel de la mesure de l'usure des roulements d'orientation consiste \u00e0 d\u00e9terminer dans quelle mesure l\u201c\u201douverture\" du chemin de roulement interne est importante. Le jeu d'inclinaison est l'indicateur le plus difficile \u00e0 mesurer de l'\u00e9tat des roulements. Lorsque l'\u00e9quipement est \u00e0 sec pendant une longue p\u00e9riode, les grandes entreprises telles que les grues et les excavateurs g\u00e9n\u00e8rent d'\u00e9normes charges axiales et radiales lorsqu'elles travaillent. Ces forces ravagent sans cesse les billes d'acier ou les rouleaux \u00e0 l'int\u00e9rieur, amincissant la surface du chemin de roulement et provoquant l'agrandissement de l'espace. L'examen de ces donn\u00e9es est le seul moyen de pr\u00e9voir la d\u00e9faillance \u00e0 l'avance, avant que l'\u00e9quipement ne s'effondre compl\u00e8tement et ne cause d'\u00e9normes pertes de temps d'arr\u00eat.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"602\" src=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/04\/image-2-1024x602.jpg\" alt=\"Couronne d&#039;orientation\" class=\"wp-image-6141\" srcset=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/04\/image-2-1024x602.jpg 1024w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/04\/image-2-300x176.jpg 300w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/04\/image-2-768x451.jpg 768w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/04\/image-2-18x12.jpg 18w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/04\/image-2.jpg 1036w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Standard_Four-Point_Measurement\"><\/span>Mesure standard \u00e0 quatre points<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Puisque nous devons tester, l'endroit et la mani\u00e8re de placer les outils sont tr\u00e8s importants. Utilisez une table \u00e0 pourcentage avec des si\u00e8ges magn\u00e9tiques, car nous devons saisir les mouvements \u00e0 l'\u00e9chelle du microm\u00e8tre.<\/p>\n\n\n\n<p><strong>Points de distribution isom\u00e9triques :<\/strong>&nbsp;En mesurant quatre points \u00e0 90\u00b0 l'un de l'autre, l'usure de la couronne d'orientation est g\u00e9n\u00e9ralement in\u00e9gale, il y a toujours des \u201czones d'impact\u201d fr\u00e9quentes. Les mesures multipoints permettent de voir la v\u00e9ritable r\u00e9partition de l'usure sur la bague du roulement.<\/p>\n\n\n\n<p><strong>Anneau de fixation ou anneau de rotation :<\/strong>&nbsp;Le pourcentage est li\u00e9 aux parties fixes et rotatives de la machine. Si votre structure de montage est suffisamment rigide, le chiffre qui saute sur la t\u00eate de la montre est le jeu r\u00e9el \u00e0 l'int\u00e9rieur du roulement.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Apply_Tilt_Load_And_Record_Displacement\"><\/span>Appliquer une charge d'inclinaison et enregistrer le d\u00e9placement<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Les mesures statiques ont peu de valeur de r\u00e9f\u00e9rence. Il faut simuler cette pression lorsque la machine fonctionne pour mesurer le d\u00e9placement r\u00e9el.<\/p>\n\n\n\n<p><strong>Pression maximale :<\/strong>&nbsp;D\u00e9ployez la fl\u00e8che au maximum ou d\u00e9placez le contrepoids jusqu'\u00e0 sa limite afin que le palier atteigne le point le plus \u00e9lev\u00e9 d'inclinaison vers l'avant et notez la valeur du percentile.<\/p>\n\n\n\n<p><strong>Pression minimale :<\/strong>&nbsp;Inverser le fonctionnement pour permettre \u00e0 la charge de passer de l'autre c\u00f4t\u00e9 du chemin de roulement.<\/p>\n\n\n\n<p><strong>Calcul :<\/strong>&nbsp;La diff\u00e9rence entre ces deux positions extr\u00eames est l'\u00e9cart de basculement que nous recherchons. Ce test dynamique peut directement r\u00e9v\u00e9ler ce que les pi\u00e8ces internes sont devenues \u00e0 cause de la perte.<\/p>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block\" id=\"maxw\" style=\"padding-bottom:60px;padding-top:60px;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in clomnsmal  clomnnone\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\">\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined  newproduct-hover\" id=\"maxw\" style=\"\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center has-monte-white-color has-text-color has-link-color wp-elements-daf1ee6944680a904474e06b6426c596\" style=\"font-size:20px\"><span class=\"ez-toc-section\" id=\"Single_Row_Ball_Slewing_Bearing\"><\/span><strong>Douille \u00e0 billes \u00e0 une rang\u00e9e<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:13px;line-height:26px;color:#ffffff;padding:10px 10px;\">\n<div class=\"wp-block-column\">\n<p class=\"has-text-align-center has-text-color has-link-color wp-elements-dd58f9899cd92bc6cc0f460b6a252a6a\" style=\"color:#ececec\">Les rotules \u00e0 une rang\u00e9e de billes sont divis\u00e9es en structure \u00e0 denture interne, \u00e0 denture externe et sans dent, qui conviennent \u00e0 une grande vari\u00e9t\u00e9 de besoins en mati\u00e8re de transmission.&nbsp;<\/p>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:22px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-btn themepark-i-btn-out shadow  productfenleianniu\" style=\"text-align:center;\"><div class=\"themepark-i-btn-out_ins\" style=\"\"><div class=\"themepark-i-btn-out_in\"><div class=\"themepark-i-btn\" style=\"background-color:#ffffff99;color:#333333;font-size:20px;border:solid 1px #ccc;border-radius:20px;padding:3px 10px;\"><a href=\"https:\/\/www.slewbearingtec.com\/fr\/roulements-a-billes-a-une-rangee-html\/\" rel=\"noopener noreferrer \">Obtenir un devis<\/a><a class=\"hovers\" data-title=\"Get Quote\" style=\"color:#333333;background-color:#ffffff99;padding:3px 10px;border-radius:20px;\" href=\"https:\/\/www.slewbearingtec.com\/fr\/roulements-a-billes-a-une-rangee-html\/\" rel=\"noopener noreferrer\" target=\"_self\"><\/a><\/div><\/div><\/div><\/div>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><div class=\"PcOnly themepark-block_layout_ba lazyload swiper-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image1.jpg\"><\/div><div class=\"MovePnly themepark-block_layout_ba lazyload swiper-move-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image1.jpg\"><\/div><\/div><\/section>\n<\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:10px\"><\/div>\n\n\n\n<div class=\"wp-block-column\">\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined  newproduct-hover\" id=\"maxw\" style=\"\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center has-monte-white-color has-text-color has-link-color wp-elements-bf33c33292ba39d894223d056392733c\" style=\"font-size:20px\"><span class=\"ez-toc-section\" id=\"Double_Row_Ball_Slewing_Bearing\"><\/span><strong>Roulement \u00e0 billes \u00e0 double rang\u00e9e<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:13px;line-height:26px;color:#ffffff;padding:10px 10px;\">\n<div class=\"wp-block-column\">\n<p class=\"has-text-align-center has-text-color has-link-color wp-elements-32266f73fe49fe024cbe33f0f3fa5945\" style=\"color:#ececec\">Les rotules \u00e0 deux rang\u00e9es de billes sont sp\u00e9cialement con\u00e7ues pour les charges tr\u00e8s lourdes.&nbsp;<\/p>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:22px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-btn themepark-i-btn-out shadow  productfenleianniu\" style=\"text-align:center;\"><div class=\"themepark-i-btn-out_ins\" style=\"\"><div class=\"themepark-i-btn-out_in\"><div class=\"themepark-i-btn\" style=\"background-color:#ffffff99;color:#333333;font-size:20px;border:solid 1px #ccc;border-radius:20px;padding:3px 10px;\"><a href=\"https:\/\/www.slewbearingtec.com\/fr\/roulements-a-billes-a-deux-rangees-html\/\" rel=\"noopener noreferrer \">Obtenir un devis<\/a><a class=\"hovers\" data-title=\"Get Quote\" style=\"color:#333333;background-color:#ffffff99;padding:3px 10px;border-radius:20px;\" href=\"https:\/\/www.slewbearingtec.com\/fr\/roulements-a-billes-a-deux-rangees-html\/\" rel=\"noopener noreferrer\" target=\"_self\"><\/a><\/div><\/div><\/div><\/div>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><div class=\"PcOnly themepark-block_layout_ba lazyload swiper-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image2.jpg\"><\/div><div class=\"MovePnly themepark-block_layout_ba lazyload swiper-move-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image2.jpg\"><\/div><\/div><\/section>\n<\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:10px\"><\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:50%\">\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined  newproduct-hover\" id=\"maxw\" style=\"\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center has-monte-white-color has-text-color has-link-color wp-elements-5a202bb6be1386d2831f4153e4385d1d\" style=\"font-size:20px\"><span class=\"ez-toc-section\" id=\"Slewing_Bearing_With_External_Gear\"><\/span><strong>Couronne d'orientation avec engrenage ext\u00e9rieur<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:13px;line-height:26px;color:#ffffff;padding:10px 10px;\">\n<div class=\"wp-block-column\">\n<p class=\"has-text-align-center has-text-color has-link-color wp-elements-833cf839fa9b37fc8c88a0c705917e2c\" style=\"color:#ececec\">La couronne d'orientation \u00e0 engrenage ext\u00e9rieur et \u00e0 bride int\u00e9rieure int\u00e8gre les avantages de la transmission \u00e0 engrenage ext\u00e9rieur et du montage \u00e0 bride int\u00e9rieure.&nbsp;<\/p>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-btn themepark-i-btn-out shadow  productfenleianniu\" style=\"text-align:center;\"><div class=\"themepark-i-btn-out_ins\" style=\"\"><div class=\"themepark-i-btn-out_in\"><div class=\"themepark-i-btn\" style=\"background-color:#ffffff99;color:#333333;font-size:20px;border:solid 1px #ccc;border-radius:20px;padding:3px 42px;\"><a href=\"https:\/\/www.slewbearingtec.com\/fr\/roulement-dorientation-avec-engrenage-exterieur-html\/\" rel=\"noopener noreferrer \">Obtenir un devis<\/a><a class=\"hovers\" data-title=\"Get Quote\" style=\"color:#333333;background-color:#ffffff99;padding:3px 42px;border-radius:20px;\" href=\"https:\/\/www.slewbearingtec.com\/fr\/roulement-dorientation-avec-engrenage-exterieur-html\/\" rel=\"noopener noreferrer\" target=\"_self\"><\/a><\/div><\/div><\/div><\/div>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><div class=\"PcOnly themepark-block_layout_ba lazyload swiper-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image3.jpg\"><\/div><div class=\"MovePnly themepark-block_layout_ba lazyload swiper-move-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image3.jpg\"><\/div><\/div><\/section>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\">\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined  newproduct-hover\" id=\"maxw\" style=\"\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center has-monte-white-color has-text-color has-link-color wp-elements-e1dbfa8a294371f9c22771cdbfbae243\" style=\"font-size:20px\"><span class=\"ez-toc-section\" id=\"Slewing_Bearing_With_Internal_Gear\"><\/span><strong>Couronne d'orientation avec engrenage interne<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:13px;line-height:26px;color:#ffffff;padding:10px 10px;\">\n<div class=\"wp-block-column\">\n<p class=\"has-text-align-center has-text-color has-link-color wp-elements-053d8055357e8ef0d864442e003d894a\" style=\"color:#ececec\">La couronne d'orientation \u00e0 denture int\u00e9rieure et \u00e0 bride ext\u00e9rieure se caract\u00e9rise par la combinaison d'une transmission \u00e0 denture int\u00e9rieure.&nbsp;<\/p>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:22px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-btn themepark-i-btn-out shadow  productfenleianniu\" style=\"text-align:center;\"><div class=\"themepark-i-btn-out_ins\" style=\"\"><div class=\"themepark-i-btn-out_in\"><div class=\"themepark-i-btn\" style=\"background-color:#ffffff99;color:#333333;font-size:20px;border:solid 1px #ccc;border-radius:20px;padding:3px 10px;\"><a href=\"https:\/\/www.slewbearingtec.com\/fr\/roulement-dorientation-avec-engrenage-interieur-html\/\" rel=\"noopener noreferrer \">Obtenir un devis<\/a><a class=\"hovers\" data-title=\"Get Quote\" style=\"color:#333333;background-color:#ffffff99;padding:3px 10px;border-radius:20px;\" href=\"https:\/\/www.slewbearingtec.com\/fr\/roulement-dorientation-avec-engrenage-interieur-html\/\" rel=\"noopener noreferrer\" target=\"_self\"><\/a><\/div><\/div><\/div><\/div>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><div class=\"PcOnly themepark-block_layout_ba lazyload swiper-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image4.jpg\"><\/div><div class=\"MovePnly themepark-block_layout_ba lazyload swiper-move-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image4.jpg\"><\/div><\/div><\/section>\n<\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:10px\"><\/div>\n\n\n\n<div class=\"wp-block-column\">\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined  newproduct-hover\" id=\"maxw\" style=\"\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center has-monte-white-color has-text-color has-link-color wp-elements-fd69d5fc93db46dd81dc3f203f3ac3d5\" style=\"font-size:20px\"><span class=\"ez-toc-section\" id=\"Slewing_Bearing_Without_Gear\"><\/span><strong>Couronne d'orientation sans engrenage<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:13px;line-height:26px;color:#ffffff;padding:10px 10px;\">\n<div class=\"wp-block-column\">\n<p class=\"has-text-align-center has-text-color has-link-color wp-elements-ebe75f30cc602902ee8d103b28a02085\" style=\"color:#ececec\">La couronne d'orientation \u00e0 double bride sans engrenage est l\u00e9g\u00e8re et compacte.&nbsp;<\/p>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:22px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-btn themepark-i-btn-out shadow  productfenleianniu\" style=\"text-align:center;\"><div class=\"themepark-i-btn-out_ins\" style=\"\"><div class=\"themepark-i-btn-out_in\"><div class=\"themepark-i-btn\" style=\"background-color:#ffffff99;color:#333333;font-size:20px;border:solid 1px #ccc;border-radius:20px;padding:3px 10px;\"><a href=\"https:\/\/www.slewbearingtec.com\/fr\/palier-dorientation-sans-engrenage-html\/\" rel=\"noopener noreferrer \">Obtenir un devis<\/a><a class=\"hovers\" data-title=\"Get Quote\" style=\"color:#333333;background-color:#ffffff99;padding:3px 10px;border-radius:20px;\" href=\"https:\/\/www.slewbearingtec.com\/fr\/palier-dorientation-sans-engrenage-html\/\" rel=\"noopener noreferrer\" target=\"_self\"><\/a><\/div><\/div><\/div><\/div>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><div class=\"PcOnly themepark-block_layout_ba lazyload swiper-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image5.jpg\"><\/div><div class=\"MovePnly themepark-block_layout_ba lazyload swiper-move-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image5.jpg\"><\/div><\/div><\/section>\n<\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:10px\"><\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:50%\">\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined  newproduct-hover\" id=\"maxw\" style=\"\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center has-monte-white-color has-text-color has-link-color wp-elements-86cc1441f279dd4ab0c24f28d592a00b\" style=\"font-size:20px\"><span class=\"ez-toc-section\" id=\"Cross_Roller_Slewing_Bearing\"><\/span><strong>Couronne d'orientation \u00e0 rouleaux crois\u00e9s<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:13px;line-height:26px;color:#ffffff;padding:10px 10px;\">\n<div class=\"wp-block-column\">\n<p class=\"has-text-align-center has-text-color has-link-color wp-elements-4ad0d76060e9d847ece2735fddc577d7\" style=\"color:#ececec\">La couronne d'orientation \u00e0 une rang\u00e9e de rouleaux crois\u00e9s adopte une disposition en croix des rouleaux, une grande surface de contact, peut supporter de mani\u00e8re synchronis\u00e9e et efficace les charges axiales et radiales et le moment de renversement,<\/p>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-btn themepark-i-btn-out shadow  productfenleianniu\" style=\"text-align:center;\"><div class=\"themepark-i-btn-out_ins\" style=\"\"><div class=\"themepark-i-btn-out_in\"><div class=\"themepark-i-btn\" style=\"background-color:#ffffff99;color:#333333;font-size:20px;border:solid 1px #ccc;border-radius:20px;padding:3px 42px;\"><a href=\"https:\/\/www.slewbearingtec.com\/fr\/roulements-a-rouleaux-croises-html\/\" rel=\"noopener noreferrer \">Obtenir un devis<\/a><a class=\"hovers\" data-title=\"Get Quote\" style=\"color:#333333;background-color:#ffffff99;padding:3px 42px;border-radius:20px;\" href=\"https:\/\/www.slewbearingtec.com\/fr\/roulements-a-rouleaux-croises-html\/\" rel=\"noopener noreferrer\" target=\"_self\"><\/a><\/div><\/div><\/div><\/div>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><div class=\"PcOnly themepark-block_layout_ba lazyload swiper-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image6.jpg\"><\/div><div class=\"MovePnly themepark-block_layout_ba lazyload swiper-move-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image6.jpg\"><\/div><\/div><\/section>\n<\/div>\n<\/div>\n\n\n\n<style>\r\n\/* ==============================\r\n   1. \u5bb9\u5668\u57fa\u7840\u8bbe\u7f6e\r\n   ============================== *\/\r\n.newproduct-hover {\r\n    position: relative !important;\r\n    overflow: hidden !important;\r\n    padding: 0 !important;\r\n    border: none !important;\r\n    height: 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document.querySelectorAll('.newproduct-hover');\r\n    \r\n    hoverBlocks.forEach(block => {\r\n        block.style.cursor = 'pointer';\r\n        \r\n        const originalLink = block.querySelector('.themepark-i-btn a');\r\n        if (originalLink) {\r\n            const targetUrl = originalLink.getAttribute('href');\r\n            block.addEventListener('click', function(e) {\r\n                \/\/ \u5982\u679c\u70b9\u51fb\u7684\u4e0d\u662f\u6309\u94ae\u94fe\u63a5\u672c\u8eab\uff0c\u5219\u89e6\u53d1\u8df3\u8f6c\r\n                if (!e.target.closest('.themepark-i-btn a')) {\r\n                    window.location.href = targetUrl;\r\n                }\r\n            });\r\n        }\r\n    });\r\n});\r\n<\/script>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Permissible_Limits_And_Raceway_Wear\"><\/span>Limites admissibles et usure des chemins de roulement<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Apr\u00e8s avoir obtenu la lecture, l'\u00e9tape suivante consiste \u00e0 comparer le tableau avec la norme industrielle ou la norme originale de l'usine. Bien que les exigences en mati\u00e8re de roulements soient diff\u00e9rentes selon le diam\u00e8tre du chemin de roulement, 1,5 mm \u00e0 3,0 mm est une ligne rouge reconnue pour les couronnes d'orientation de moyenne et grande taille.<\/p>\n\n\n\n<p><strong>Effet du diam\u00e8tre :<\/strong>&nbsp;Les roulements de grande taille permettent naturellement un jeu plus important. Lorsqu'une valeur approche les 3,0 mm, cela signifie souvent que la couche de durcissement du chemin de roulement a \u00e9t\u00e9 presque rectifi\u00e9e.<\/p>\n\n\n\n<p><strong>Usure s\u00e9v\u00e8re :<\/strong>&nbsp;Si vos donn\u00e9es d\u00e9passent ces seuils, il s'agit typiquement d'une \u201cusure s\u00e9v\u00e8re du chemin de roulement\u201d. \u00c0 ce stade, le risque de d\u00e9faillance structurelle ou de d\u00e9salignement des paires d'engrenages est doubl\u00e9, et il n'y a pas d'autre solution que la r\u00e9paration ou le remplacement.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Bolts_And_Lubrication\"><\/span>Boulons et lubrification<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1002\" height=\"609\" src=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/04\/image-3.jpg\" alt=\"Couronne d&#039;orientation\" class=\"wp-image-6142\" srcset=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/04\/image-3.jpg 1002w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/04\/image-3-300x182.jpg 300w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/04\/image-3-768x467.jpg 768w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/04\/image-3-18x12.jpg 18w\" sizes=\"auto, (max-width: 1002px) 100vw, 1002px\" \/><\/figure>\n\n\n\n<p>Avant de signer un rapport d'usure, vous devez \u00e9liminer toutes les distractions susceptibles de provoquer des \u201cfausses donn\u00e9es\u201d.<\/p>\n\n\n\n<p><strong>Pr\u00e9charge du boulon :<\/strong>&nbsp;Si le boulon de montage est desserr\u00e9, le d\u00e9placement mesur\u00e9 sera effroyablement important et ressemblera \u00e0 un roulement cass\u00e9. Par cons\u00e9quent, avant de proc\u00e9der \u00e0 l'essai, v\u00e9rifiez le couple de serrage du boulon conform\u00e9ment aux normes du fabricant.<\/p>\n\n\n\n<p><strong>\u00c9tat de la lubrification :<\/strong>&nbsp;Un manque d'huile entra\u00eenera un saut anormal des aiguilles, et une graisse ancienne, s\u00e8che et dure peut temporairement \u201crembourrer\u201d l'espace. Il est pr\u00e9f\u00e9rable de faire tourner le roulement plusieurs fois avant de le tester et de r\u00e9partir la graisse uniform\u00e9ment avant de faire quoi que ce soit.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Professional_Advice_On_Slewing_Support_Maintenance\"><\/span>Conseils professionnels sur la maintenance des supports d'orientation<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Si les r\u00e9sultats des mesures montrent que l'appareil a atteint sa limite d'usure, il est pr\u00e9f\u00e9rable de trouver un produit de remplacement de haute qualit\u00e9. Les produits SWBTEC sont tr\u00e8s performants dans le domaine de la r\u00e9sistance aux charges de basculement, et leur contr\u00f4le de tol\u00e9rance est enti\u00e8rement compatible avec ces normes industrielles strictes. Gr\u00e2ce \u00e0 ce niveau de composants, vous pouvez vous assurer que les valeurs d'usure de votre \u00e9quipement restent dans une fourchette s\u00fbre pendant une longue p\u00e9riode. Si vous ne pouvez pas tenir les donn\u00e9es de mesure dans votre main, ou si vous souhaitez remplacer la machine par des roulements plus durables, vous pouvez vous rendre directement sur le site officiel de SWBTEC pour parler \u00e0 leur \u00e9quipe d'ing\u00e9nieurs.<\/p>\n\n\n\n<p>Auteur : Mark Sterling<\/p>\n\n\n\n<p>J'ai pass\u00e9 ma carri\u00e8re sur le terrain, \u00e0 r\u00e9soudre des probl\u00e8mes complexes de couronnes d'orientation pour des grues, des excavateurs et des plates-formes offshore dans le monde entier. Je m'attache \u00e0 transformer des normes techniques rigides en strat\u00e9gies de maintenance pratiques et fiables. En partageant mes connaissances pratiques, je souhaite aider mes coll\u00e8gues ing\u00e9nieurs et techniciens \u00e0 ma\u00eetriser les mesures de pr\u00e9cision, \u00e0 pr\u00e9venir les d\u00e9faillances catastrophiques et \u00e0 optimiser de mani\u00e8re significative la dur\u00e9e de vie de leurs actifs industriels 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