{"id":272,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/thrust-bearing\/"},"modified":"2026-05-29T15:58:16","modified_gmt":"2026-05-29T15:58:16","slug":"thrust-bearing","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/ro\/glossary\/thrust-bearing\/","title":{"rendered":"Ce este un rulment axial? Suport axial pentru sarcin\u0103"},"content":{"rendered":"<h1>\u00cen\u021belegerea rulmen\u021bilor axiali<\/h1>\n\t\t<section class=\"woocommerce hestia-shop products is-shortcode\" id=\"products\" data-sorder=\"hestia_shop\" >\n\t\t\t\t\t\t<div class=\"\">\n\t\t\t\t\t\t<div class=\"hestia-shop-content\">\n\t\t\t<div class=\"row\" data-aos=\"fade-up\" >\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/balanset-1\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/balanset-1\/\" title=\"Echilibrator portabil \u0219i analizor de vibra\u021bii Balanset-1A\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Balanset-1A kit complet \u2014 echilibrator portabil \u0219i analizor de vibra\u021bii\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-272x182.webp 272w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/ro\/product-category\/devices\/\" rel=\"tag\">Dispozitive<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/ro\/product\/balanset-1\/\" title=\"Echilibrator portabil \u0219i analizor de vibra\u021bii Balanset-1A\">Echilibrator portabil \u0219i analizor de vibra\u021bii Balanset-1A<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>1,975.00<\/span> + TVA (dac\u0103 este cazul)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/ro\/wp-json\/wp\/v2\/glossary\/272?add-to-cart=986\" data-quantity=\"1\" data-product_id=\"986\" data-product_sku=\"BS-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/ro\/wp-json\/wp\/v2\/glossary\/272?add-to-cart=986\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_986\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"986\" data-product_sku=\"BS-1\" aria-label=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Portable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201ePortable balancer &amp; Vibration analyzer Balanset-1A\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_986\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/vibration-sensor\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/vibration-sensor\/\" title=\"Senzor de vibra\u021bii\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Prim-plan senzor de vibra\u021bii Balanset-1A\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-1024x682.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3.webp 1280w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/ro\/product-category\/parts\/\" rel=\"tag\">Piese<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/ro\/product\/vibration-sensor\/\" title=\"Senzor de vibra\u021bii\">Senzor de vibra\u021bii<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>90.00<\/span> + TVA (dac\u0103 este cazul)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/ro\/wp-json\/wp\/v2\/glossary\/272?add-to-cart=1820\" data-quantity=\"1\" data-product_id=\"1820\" data-product_sku=\"VS-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/ro\/wp-json\/wp\/v2\/glossary\/272?add-to-cart=1820\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1820\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1820\" data-product_sku=\"VS-1\" aria-label=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Vibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201eVibration sensor\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1820\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/optical-sensor-for-balanset-and-arbalance\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Senzor optic (tahometru cu laser)\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Senzor optic (tahometru cu laser)\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-1024x682.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-1536x1023.webp 1536w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-460x306.webp 460w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU.webp 1600w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/ro\/product-category\/parts\/\" rel=\"tag\">Piese<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/ro\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Senzor optic (tahometru cu laser)\">Senzor optic (tahometru cu laser)<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>124.00<\/span> + TVA (dac\u0103 este cazul)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/ro\/wp-json\/wp\/v2\/glossary\/272?add-to-cart=1832\" data-quantity=\"1\" data-product_id=\"1832\" data-product_sku=\"Tach-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/ro\/wp-json\/wp\/v2\/glossary\/272?add-to-cart=1832\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1832\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1832\" data-product_sku=\"Tach-1\" aria-label=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Optical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201eOptical Sensor (Laser Tachometer)\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1832\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/balanset-4\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/balanset-4\/\" title=\"Balanset-4\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Kit de echilibrare a rotorului Vibromera: geant\u0103 de transport, condi\u021bioner de semnal multicanal, analizor portabil, baz\u0103 magnetic\u0103, senzori de vibra\u021bii \u0219i cabluri spiralate.\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-460x306.webp 460w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4.webp 640w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/ro\/product-category\/devices\/\" rel=\"tag\">Dispozitive<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/ro\/product\/balanset-4\/\" title=\"Balanset-4\">Balanset-4<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>6,803.00<\/span> + TVA (dac\u0103 este cazul)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/ro\/wp-json\/wp\/v2\/glossary\/272?add-to-cart=1833\" data-quantity=\"1\" data-product_id=\"1833\" data-product_sku=\"BS-4\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/ro\/wp-json\/wp\/v2\/glossary\/272?add-to-cart=1833\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1833\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1833\" data-product_sku=\"BS-4\" aria-label=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Balanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201eBalanset-4\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1833\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div><!-- \/.row --><div class=\"row\">\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/magnet-stand\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/magnet-stand\/\" title=\"Stand magnetic Insize-60-kgf\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Baza magnetic\u0103.\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-1024x682.webp 1024w, 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class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>46.00<\/span> + TVA (dac\u0103 este cazul)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/ro\/wp-json\/wp\/v2\/glossary\/272?add-to-cart=1852\" data-quantity=\"1\" data-product_id=\"1852\" data-product_sku=\"MS-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/ro\/wp-json\/wp\/v2\/glossary\/272?add-to-cart=1852\" 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class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/ro\/product-category\/parts\/\" rel=\"tag\">Piese<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/ro\/product\/reflective-tape\/\" title=\"Band\u0103 reflectorizant\u0103\">Band\u0103 reflectorizant\u0103<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>10.00<\/span> + TVA (dac\u0103 este cazul)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/ro\/wp-json\/wp\/v2\/glossary\/272?add-to-cart=2329\" data-quantity=\"1\" data-product_id=\"2329\" data-product_sku=\"rt-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/ro\/wp-json\/wp\/v2\/glossary\/272?add-to-cart=2329\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_2329\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"2329\" data-product_sku=\"rt-1\" aria-label=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Reflective tape\u201d\" rel=\"nofollow\" data-success_message=\"\u201eReflective tape\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_2329\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/dynamic-balancer-balanset-1a\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/dynamic-balancer-balanset-1a\/\" title=\"Echilibrator dinamic &quot;Balanset-1A&quot; OEM\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Con\u021binutul kitului Balanset-1A cu unitate de interfa\u021b\u0103, senzori, tahometru \u0219i accesorii\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-1024x683.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-1536x1024.webp 1536w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-2048x1366.webp 2048w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-e1732998877834.webp 708w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/ro\/product-category\/devices\/\" rel=\"tag\">Dispozitive<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/ro\/product\/dynamic-balancer-balanset-1a\/\" title=\"Echilibrator dinamic &quot;Balanset-1A&quot; OEM\">Echilibrator dinamic \"Balanset-1A\" OEM<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>1,735.00<\/span> + TVA (dac\u0103 este cazul)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/ro\/wp-json\/wp\/v2\/glossary\/272?add-to-cart=4193\" data-quantity=\"1\" data-product_id=\"4193\" data-product_sku=\"BS-1OEM\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/ro\/wp-json\/wp\/v2\/glossary\/272?add-to-cart=4193\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_4193\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"4193\" data-product_sku=\"BS-1OEM\" aria-label=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Dynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201eDynamic balancer \u201cBalanset-1A\u201d OEM\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_4193\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/section>\n\t\t\n<p>A <strong>rulment axial<\/strong> (denumit \u0219i rulment axial) este un rulment special conceput pentru a suporta sarcini care ac\u021bioneaz\u0103 paralel cu axa arborelui \u2014 sarcini axiale sau de \u00eempingere \u2014 \u0219i pentru a controla pozi\u021bia axial\u0103 a unui <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/rotor\/\">rotor<\/a>. Spre deosebire de un radial <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/journal-bearing\/\">lag\u0103r cu alunecare<\/a>, care suport\u0103 sarcini perpendiculare pe ax, un rulment axial prezint\u0103 suprafe\u021be de contact perpendiculare pe axa arborelui, astfel \u00eenc\u00e2t poate rezista for\u021belor care \u00eencearc\u0103 s\u0103 \u00eemping\u0103 arborele \u00een orice direc\u021bie axial\u0103. \u00cempreun\u0103, rulmen\u021bii radiali \u0219i cei axiali definesc ansamblul <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/rotor-bearing-system\/\">sistem rotor-rulment<\/a>.<\/p>\n<p>Rulmen\u021bii de for\u021b\u0103 sunt indispensabili oriunde ac\u021bioneaz\u0103 for\u021be axiale \u2014 pompe, compresoare, turbine, arbori de elice \u0219i echipamente orientate vertical. Defec\u021biunea sau capacitatea insuficient\u0103 a unui rulment de for\u021b\u0103 duce la <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/axial-vibration\/\">vibra\u021bii axiale<\/a>, jocul axial al arborelui \u0219i avarii poten\u021bial catastrofale \u00een cazul \u00een care rotorul intr\u0103 \u00een contact cu componentele fixe.<\/p>\n<h2>1. Lag\u0103r axial vs. lag\u0103r radial: Care este diferen\u021ba?<\/h2>\n<p>Cel mai clar mod de a \u00een\u021belege un lag\u0103r axial este s\u0103 \u00eel compara\u021bi cu lag\u0103rul radial al\u0103turi de care func\u021bioneaz\u0103. Cele dou\u0103 sunt definite de <em>direction<\/em> sarcinii pe care sunt construite s\u0103 o suporte, nu de dimensiunea sau construc\u021bia lor.<\/p>\n<ul>\n<li><strong>Un lag\u0103r radial<\/strong> (such as a <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/journal-bearing\/\">lag\u0103r cu alunecare<\/a>) carries load <em>perpendicular<\/em> pe arbore \u2014 greutatea rotorului \u0219i orice for\u021be radiale provenite din <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/unbalance\/\">dezechilibru<\/a>. Suprafe\u021bele sale portante sunt cilindrice \u0219i \u00eenconjoar\u0103 arborele.<\/li>\n<li><strong>Un rulment axial<\/strong> carries load <em>parallel<\/em> pe arbore \u2014 \u00eempingerea axial\u0103 de-a lungul liniei centrale. Suprafe\u021bele sale portante sunt fe\u021be plate (sau profilate) a\u0219ezate \u00een unghi drept fa\u021b\u0103 de arbore, care se sprijin\u0103 pe un guler sau pe un um\u0103r al rotorului.<\/li>\n<\/ul>\n<p>O ma\u0219in\u0103 tipic\u0103 are nevoie de ambele: dou\u0103 lag\u0103re radiale pozi\u021bioneaz\u0103 arborele lateral \u0219i \u00eei sus\u021bin greutatea, \u00een timp ce un singur lag\u0103r axial fixeaz\u0103 pozi\u021bia axial\u0103 a rotorului&#8217; \u0219i absoarbe for\u021ba axial\u0103 net\u0103. Unele construc\u021bii combin\u0103 cele dou\u0103 func\u021bii \u2014 un <strong>angular-contact<\/strong> sau <strong>tapered-roller<\/strong> lag\u0103r preia simultan sarcina radial\u0103 \u0219i axial\u0103 \u2014 \u00eens\u0103 \u00een turboma\u0219inile de mari dimensiuni lag\u0103rul axial este aproape \u00eentotdeauna o component\u0103 dedicat\u0103, separat\u0103 de lag\u0103rele radiale, deoarece for\u021bele axiale sunt prea mari pentru a fi \u00eemp\u0103r\u021bite.<\/p>\n<h2>2. Tipuri de lag\u0103r axial<\/h2>\n<p>Lag\u0103rele axiale se \u00eempart \u00een dou\u0103 mari familii: tipurile cu elemente de rulare, care preiau sarcina prin bile sau role, \u0219i tipurile cu pelicul\u0103 de fluid, care sus\u021bin rotorul pe o pelicul\u0103 de ulei sub presiune. Alegerea dintre ele este determinat\u0103 \u00een principal de sarcin\u0103, vitez\u0103 \u0219i dimensiunea ma\u0219inii.<\/p>\n<h3>Rulmen\u021bi axiali cu elemente de rulare<\/h3>\n<p>Acestea transmit for\u021ba de \u00eempingere prin bile sau role \u0219i sunt utilizate frecvent \u00een utilajele de uz general, supuse unor sarcini moderate. Starea lor poate fi monitorizat\u0103 prin acela\u0219i <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/rolling-element-defects\/\">defect al elementelor de rulare<\/a> tipare folosite pentru rulmen\u021bii radiali.<\/p>\n<ul>\n<li><strong>Rulmen\u021bi cu bile de \u00eempingere:<\/strong> Elementele cu bile se deplaseaz\u0103 \u00eentre \u0219aibe de reac\u021bie plane sau canelate. Capacitate de \u00eenc\u0103rcare moderat\u0103, vitez\u0103 medie spre mare, precizie bun\u0103 de pozi\u021bionare axial\u0103. Se utilizeaz\u0103 \u00een ma\u0219ini-unelte, transmisii auto \u0219i alte aplica\u021bii cu for\u021be de reac\u021bie moderate.<\/li>\n<li><strong>Rulmen\u021bi axiali cu role cilindrice:<\/strong> Rolele dintre \u0219aibele de reac\u021bie asigur\u0103 o capacitate foarte mare datorit\u0103 contactului liniar, \u00een locul celui punctual, dar numai la viteze mici \u0219i medii. Se utilizeaz\u0103 \u00een utilaje grele, pompe verticale \u0219i c\u00e2rlige de macara.<\/li>\n<li><strong>Rulmen\u021bi axiali cu role conice:<\/strong> rolele conice asigur\u0103 o ac\u021biune de rulare real\u0103, potrivit\u0103 pentru sarcini axiale combinate \u0219i ridicate. Un singur lag\u0103r preia at\u00e2t sarcina radial\u0103, c\u00e2t \u0219i cea axial\u0103, iar pretensionarea este reglabil\u0103 prin distan\u021bare. Frecvent \u00eent\u00e2lnit la butucii ro\u021bilor auto, la cutiile de viteze \u0219i \u00een situa\u021bii cu sarcin\u0103 combinat\u0103.<\/li>\n<li><strong>Rulmen\u021bi axiali cu role butoi:<\/strong> rolele \u00een form\u0103 de butoi \u0219i calea de rulare curbat\u0103 preiau sarcini axiale foarte mari, toler\u00e2nd \u00een acela\u0219i timp dezalinierea arborelui \u2014 utile pe arbori lungi, cu deflexiuni u\u0219oare, din industria grea.<\/li>\n<li><strong>Rulmen\u021bi cu bile cu contact unghiular:<\/strong> Contactul bilelor este dispus \u00een unghi, astfel \u00eenc\u00e2t rulmentul suport\u0103 at\u00e2t sarcini radiale, c\u00e2t \u0219i axiale; adesea se monteaz\u0103 \u00een perechi (spate \u00een spate sau fa\u021b\u0103 \u00een fa\u021b\u0103). Potrivit pentru viteze mari; utilizat la arborii ma\u0219inilor-unelte \u0219i la pompele de mare vitez\u0103.<\/li>\n<\/ul>\n<h3>Rulmen\u021bi axiali cu pelicul\u0103 fluid\u0103<\/h3>\n<p>Acestea sus\u021bin rotorul pe o pelicul\u0103 hidrodinamic\u0103 de ulei \u0219i domin\u0103 ma\u0219inile mari, de mare putere. F\u0103r\u0103 contact metal pe metal \u00een func\u021bionarea normal\u0103, ofer\u0103 o durat\u0103 de via\u021b\u0103 aproape nelimitat\u0103 \u0219i o amortizare excelent\u0103, cu pre\u021bul unei aliment\u0103ri continue cu ulei sub presiune.<\/p>\n<ul>\n<li><strong>Rulmen\u021bi axiali cu patine oscilante<\/strong> (numite adesea lag\u0103re Kingsbury sau Michell, dup\u0103 inventatorii lor): mai multe sabote pivotante se \u00eenclin\u0103 fiecare pentru a forma o pan\u0103 de ulei convergent\u0103, care ridic\u0103 gulerul de fric\u021biune deasupra sabotelor. Capacitatea atinge megawa\u021bi \u00een turbinele mari, viteza este practic nelimitat\u0103 (folosite la peste 30.000 rpm), iar amortizarea este excelent\u0103. Se g\u0103sesc \u00een turbinele cu abur, turbinele cu gaz, compresoarele mari \u0219i generatoare.<\/li>\n<li><strong>Rulmen\u021bi de \u00eempingere cu suprafa\u021b\u0103 de contact fix\u0103 (cu suprafa\u021b\u0103 conic\u0103):<\/strong> sabotele fixe, prelucrate cu o ramp\u0103 conic\u0103, genereaz\u0103 pana de ulei f\u0103r\u0103 niciun pivot mobil. Capacitate ridicat\u0103, simple \u0219i robuste, f\u0103r\u0103 piese mobile, de\u0219i mai pu\u021bin tolerante la inversarea sarcinii dec\u00e2t sabotele \u00eenclinabile. Folosite \u00een pompe verticale \u0219i turbine hidraulice.<\/li>\n<\/ul>\n<h2>3. Unde sunt utilizate lag\u0103rele axiale: Aplica\u021bii<\/h2>\n<p>Orice ma\u0219in\u0103 al c\u0103rei rotor este supus unei \u00eempingeri nete de-a lungul axei sale are nevoie de un lag\u0103r axial care s\u0103 preia aceast\u0103 for\u021b\u0103 \u0219i s\u0103 men\u021bin\u0103 rotorul \u00een pozi\u021bie. Cele mai frecvente aplica\u021bii sunt:<\/p>\n<ul>\n<li><strong>Pompe centrifuge \u0219i compresoare:<\/strong> cre\u0219terea de presiune la fiecare rotor de pompare creeaz\u0103 o for\u021b\u0103 axial\u0103 mare orientat\u0103 spre partea de aspira\u021bie, pe care lag\u0103rul axial trebuie s\u0103 o preia.<\/li>\n<li><strong>Turbine cu abur, cu gaz \u0219i hidraulice:<\/strong> fluidul de lucru \u00eempinge axial pe r\u00e2ndurile de palete; lag\u0103rul axial \u2014 de regul\u0103 de tip cu sabote \u00eenclinabile \u2014 men\u021bine rotorul \u00eempotriva acestei for\u021be \u0219i \u00eempotriva jocurilor str\u00e2nse ale etan\u0219\u0103rilor \u0219i ale v\u00e2rfurilor de palete.<\/li>\n<li><strong>Propulsie naval\u0103 (lag\u0103re axiale pentru nave \u0219i ambarca\u021biuni):<\/strong> \u00eempingerea elicei&#8217;propulseaz\u0103 \u00eentreaga nav\u0103 \u00eenainte prin arborele portelice, iar un lag\u0103r axial naval de mare rezisten\u021b\u0103 transmite aceast\u0103 \u00eempingere de la arbore c\u0103tre corpul navei. Aceasta este una dintre cele mai solicitante sarcini pentru un lag\u0103r axial din ingineri.<\/li>\n<li><strong>Generatoare \u0219i motoare electrice:<\/strong> la ma\u0219inile verticale, lag\u0103rul axial preia suplimentar greutatea proprie a rotorului, iar la toate ma\u0219inile rezist\u0103 la solicit\u0103ri axiale <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/magnetic-pull\/\">atrac\u021bie magnetic\u0103<\/a>.<\/li>\n<li><strong>Cutii de viteze:<\/strong> angrenajele elicoidale \u0219i conice genereaz\u0103 reac\u021biuni axiale pe care lag\u0103rele axiale ale arborelui trebuie s\u0103 le preia.<\/li>\n<li><strong>Arbori principali ai ma\u0219inilor-unelte, transmisii auto \u0219i macarale:<\/strong> rulmen\u021bii axiali mai mici cu corpuri de rostogolire pozi\u021bioneaz\u0103 arborele \u0219i preiau sarcini axiale moderate.<\/li>\n<\/ul>\n<h2>4. Rulmen\u021bi axiali pentru arbori verticali<\/h2>\n<p>Ma\u0219inile verticale \u2014 pompe verticale, hidrogeneratoare, motoare verticale mari \u2014 impun o cerin\u021b\u0103 special\u0103 rulmentului axial, deoarece acesta trebuie s\u0103 preia nu numai for\u021ba axial\u0103 de proces, ci \u0219i <em>\u00eentreaga greutate static\u0103 a ansamblului rotativ<\/em>, care, la un hidrogenerator mare, poate ajunge la sute de tone. La o ma\u0219in\u0103 orizontal\u0103, rulmen\u021bii radiali preiau aceast\u0103 greutate; la o ma\u0219in\u0103 vertical\u0103, greutatea ac\u021bioneaz\u0103 direct \u00een lungul axei arborelui \u0219i se descarc\u0103 exact pe rulmentul axial.<\/p>\n<p>Din acest motiv, ma\u0219inile verticale folosesc aproape \u00eentotdeauna un rulment axial mare cu pelicul\u0103 de fluid \u2014 de regul\u0103 de tip cu segmen\u021bi basculan\u021bi \u2014 dimensionat pentru sarcina combinat\u0103 greutate-plus-proces \u0219i montat la partea superioar\u0103 sau inferioar\u0103 a arborelui. Pelicula de ulei \u0219i r\u0103cirea rulmentului trebuie proiectate pentru func\u021bionarea continu\u0103 la sarcin\u0103 maxim\u0103, iar <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/temperature-sensor\/\">temperature<\/a> \u0219i <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/axial-vibration\/\">pozi\u021bie axial\u0103<\/a> se num\u0103r\u0103 printre parametrii cei mai atent monitoriza\u021bi de pe \u00eentreaga ma\u0219in\u0103, deoarece defectarea unui rulment axial cu arbore vertical face ca rotorul s\u0103 cad\u0103 pe stator f\u0103r\u0103 nicio marj\u0103 de recuperare.<\/p>\n<h2>5. Surse de sarcin\u0103 axial\u0103<\/h2>\n<h3>\u00cen pompe \u0219i compresoare<\/h3>\n<ul>\n<li><strong>For\u021ba de \u00eempingere hidraulic\u0103 a rotorului:<\/strong> diferen\u021ba de presiune de-a lungul unui rotor creeaz\u0103 o for\u021b\u0103 axial\u0103 net\u0103, una dintre principalele <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/hydraulic-forces\/\">for\u021be hidraulice<\/a> in a pump.<\/li>\n<li><strong>Magnitudine:<\/strong> aceasta poate ajunge la mii de livre-for\u021b\u0103 chiar \u0219i \u00een cazul unei pompe de dimensiuni moderate.<\/li>\n<li><strong>Direc\u0163ie:<\/strong> de obicei spre partea de aspira\u021bie.<\/li>\n<li><strong>Echilibrarea:<\/strong> G\u0103urile de echilibrare, palele posterioare sau rotoarele opuse reduc \u00eempingerea net\u0103<\/li>\n<\/ul>\n<h3>\u00cen turbine<\/h3>\n<ul>\n<li>Fluxul de abur sau de gaz exercit\u0103 o presiune axial\u0103 asupra palelor \u2014 parte a <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/aerodynamic-forces\/\">for\u021be aerodinamice<\/a> care ac\u021bioneaz\u0103 asupra rotorului.<\/li>\n<li>Intensitatea for\u021bei de \u00eempingere cre\u0219te odat\u0103 cu puterea de ie\u0219ire.<\/li>\n<li>Poate inversa direc\u021bia \u00een timpul pornirii sau al modific\u0103rilor de sarcin\u0103<\/li>\n<li>Pentru a contracara acest fenomen se utilizeaz\u0103 pistoane false sau pistoane de echilibrare.<\/li>\n<\/ul>\n<h3>\u00cen cutii de viteze<\/h3>\n<ul>\n<li>Angrenajele elicoidale genereaz\u0103 o for\u021b\u0103 de \u00eempingere axial\u0103 propor\u021bional\u0103 cu cuplul transmis.<\/li>\n<li>Angrenajele conice genereaz\u0103 componente ale for\u021bei axiale.<\/li>\n<li>Direc\u021bia de \u00eempingere depinde de sensul danturii (sensul unghiului de \u00eenclinare al elicei).<\/li>\n<\/ul>\n<h3>Alte surse<\/h3>\n<ul>\n<li><strong>Atrac\u021bie magnetic\u0103:<\/strong> \u00een motoarele electrice, <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/magnetic-pull\/\">dezechilibru magnetic<\/a> genereaz\u0103 for\u021be axiale.<\/li>\n<li><strong>Elice \u0219i ventilatoare:<\/strong> for\u021ba de trac\u021biune aerodinamic\u0103 generat\u0103 de accelerarea fluidului de lucru.<\/li>\n<li><strong>Belt drives:<\/strong> curelele \u00eenclinate genereaz\u0103 componente ale for\u021bei axiale.<\/li>\n<li><strong>Nealiniere:<\/strong> unghiular <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/misalignment\/\">nealiniere<\/a> \u00een cuplaje genereaz\u0103 for\u021be axiale oscilante.<\/li>\n<\/ul>\n<h2>6. Probleme \u0219i diagnoz\u0103 ale rulmen\u021bilor axiali<\/h2>\n<h3>Moduri frecvente de defectare<\/h3>\n<ul>\n<li><strong>Suprasarcin\u0103:<\/strong> for\u021ba axial\u0103 dep\u0103\u0219e\u0219te capacitatea nominal\u0103 a rulmentului \u2014 adesea pentru c\u0103 o perturbare a procesului sau un dispozitiv de echilibrare uzat permite for\u021bei axiale nete s\u0103 creasc\u0103 peste valoarea de proiectare.<\/li>\n<li><strong>Lubrifiere necorespunz\u0103toare:<\/strong> debitul insuficient de ulei sau unsoare \u00eenfometeaz\u0103 contactul, permi\u021b\u00e2nd pr\u0103bu\u0219irea peliculei de ulei \u0219i atingerea suprafe\u021belor.<\/li>\n<li><strong>Contaminare:<\/strong> particulele din ulei zg\u00e2rie \u0219i deterioreaz\u0103 suprafe\u021bele axiale.<\/li>\n<li><strong>Uzur\u0103 \u0219i oboseal\u0103:<\/strong> deteriorarea suprafe\u021bei prin abraziune sau \u00eenc\u0103rcare ciclic\u0103, variind de la <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/pitting\/\">ciupituri<\/a> through to <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/spalling\/\">exfoliere<\/a> a aliajului antifric\u021biune (babbitt) sau a c\u0103ii de rulare.<\/li>\n<li><strong>Nealiniere:<\/strong> un guler de sprijin axial care nu este perpendicular pe arbore \u00eencarc\u0103 neuniform segmen\u021bii \u0219i supra\u00eenc\u0103lze\u0219te o parte.<\/li>\n<li><strong>Eroziune electric\u0103:<\/strong> curen\u021bii de arbore care trec prin pelicula de ulei provoac\u0103 ciupituri (pitting) pe suprafe\u021bele rulmentului, o problem\u0103 tot mai frecvent\u0103 la ma\u0219inile cu variatoare de frecven\u021b\u0103.<\/li>\n<li><strong>Supra\u00eenc\u0103lzire:<\/strong> rezultatul final al majorit\u0103\u021bii celor de mai sus \u2014 frecare excesiv\u0103 sau r\u0103cire insuficient\u0103 care \u00eenmoaie aliajul antifric\u021biune (babbitt) \u0219i uzeaz\u0103 segmen\u021bii.<\/li>\n<\/ul>\n<p>Marja de dimensionare pentru aceste moduri poate fi verificat\u0103 cantitativ. Atunci c\u00e2nd un rulment este supus at\u00e2t la sarcini radiale, c\u00e2t \u0219i la sarcini axiale, <a href=\"https:\/\/vibromera.eu\/ro\/calculators\/bearing-equivalent-load\/\">calculator pentru sarcina dinamic\u0103 echivalent\u0103 a rulmentului<\/a> le combin\u0103 \u00eentr-o singur\u0103 valoare, iar <a href=\"https:\/\/vibromera.eu\/ro\/calculators\/bearing-static-load-rating\/\">calculator al coeficientului de siguran\u021b\u0103 static<\/a> previne apari\u021bia efectului Brinell \u00een condi\u021bii de for\u021b\u0103 de \u00eempingere \u00een repaus, iar <a href=\"https:\/\/vibromera.eu\/ro\/calculators\/bearing-load\/\">Calculator pentru durata de via\u021b\u0103 a rulmentului L10<\/a> prezice durata de via\u021b\u0103 estimat\u0103.<\/p>\n<h3>Simptome de vibra\u021bie \u0219i de m\u0103surare axial\u0103<\/h3>\n<ul>\n<li><strong>Vibra\u021bii axiale ridicate:<\/strong> indicatorul principal al unei probleme la rulmentul axial, de obicei vizibil cel mai bine \u00een <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/axial-vibration\/\">direc\u021bie axial\u0103<\/a> mai degrab\u0103 dec\u00e2t radial\u0103.<\/li>\n<li><strong>Pozi\u021bie axial\u0103 \u00een cre\u0219tere:<\/strong> la ma\u0219inile cu lag\u0103re cu pelicul\u0103 de fluid, deplasarea arborelui spre limita sa pe m\u0103sur\u0103 ce segmen\u021bii se uzeaz\u0103 este o m\u0103sur\u0103 direct\u0103 a pierderii lag\u0103rului.<\/li>\n<li><strong>Oscila\u021bie de joas\u0103 frecven\u021b\u0103:<\/strong> arbore care se deplaseaz\u0103 axial \u00een spa\u021biul liber al acestuia.<\/li>\n<li><strong>Impact:<\/strong> dac\u0103 jocul axial este excesiv, arborele love\u0219te opritoarele, produc\u00e2nd v\u00e2rfuri ascu\u021bite \u00een <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/vibration\/\">vibra\u021bii<\/a> semnal.<\/li>\n<li><strong>M\u0103surare:<\/strong> axial <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/proximity-probe\/\">sonde de proximitate<\/a> sau <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/accelerometer\/\">accelerometre<\/a> dezv\u0103luie aceste simptome.<\/li>\n<\/ul>\n<h3>Al\u021bi indicatori<\/h3>\n<ul>\n<li><strong>Cre\u0219terea temperaturii:<\/strong> supra\u00eenc\u0103lzirea rulmentului axial \u2014 adesea primul simptom la un lag\u0103r cu pelicul\u0103 de fluid.<\/li>\n<li><strong>Zgomot:<\/strong> sunete neobi\u0219nuite provenind din zona rulmentului axial.<\/li>\n<li><strong>Axial play:<\/strong> deplasarea m\u0103surabil\u0103 a arborelui pe direc\u021bia axial\u0103.<\/li>\n<li><strong>Calitatea uleiului:<\/strong> prezen\u021ba particulelor metalice \u00een lubrifiant.<\/li>\n<\/ul>\n<h2>7. M\u0103surarea st\u0103rii rulmentului axial pe teren<\/h2>\n<p>La ma\u0219inile asamblate, starea rulmentului axial se evalueaz\u0103 pe baza m\u0103sur\u0103torilor axiale efectuate la fa\u021ba locului, \u0219i nu pe un banc de \u00eencercare. Un analizor portabil cu dou\u0103 canale, precum <a href=\"https:\/\/vibromera.eu\/ro\/produs\/balanset-1\/\">Balanset-1A<\/a> permite unui inginer s\u0103 \u00eenregistreze amplitudinea vibra\u021biei axiale \u0219i <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/phase\/\">faz\u0103<\/a> la cap\u0103tul axial, s\u0103 o compare cu citirile radiale \u0219i s\u0103 separe deteriorarea real\u0103 a rulmentului axial de vibra\u021bia axial\u0103 pe care <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/misalignment\/\">nealiniere<\/a> sau un arbore \u00eendoit o poate produce de asemenea \u2014 totul f\u0103r\u0103 a opri produc\u021bia pentru o demontare. Deoarece acela\u0219i instrument capteaz\u0103 <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/vibration\/\">vibra\u021bii<\/a> tabloul mai amplu \u0219i poate echilibra rotorul \u00een propriile sale lag\u0103re odat\u0103 ce <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/unbalance\/\">dezechilibru<\/a> este confirmat, leag\u0103 citirea axial\u0103 \u00eenapoi de starea general\u0103 a ma\u0219inii.<\/p>\n<h2>8. Monitorizare \u0219i \u00eentre\u021binere<\/h2>\n<h3>Parametri critici de monitorizare<\/h3>\n<ul>\n<li><strong>Vibra\u021bii axiale:<\/strong> m\u0103surat continuu sau pe un traseu periodic ca parte a unui <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/vibration-monitoring\/\">monitorizarea vibra\u021biilor<\/a> program.<\/li>\n<li><strong>Pozi\u021bia axial\u0103:<\/strong> sonde de proximitate care urm\u0103resc pozi\u021bia axial\u0103 a arborelui \u00een raport cu rulmentul axial.<\/li>\n<li><strong>Temperatura rulmentului axial:<\/strong> Monitorizarea prin RTD sau termocuplu, adesea primul semnal de avertizare \u00een caz de avarie (vezi <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/temperature-sensor\/\">senzori de temperatur\u0103<\/a>).<\/li>\n<li><strong>Debitul \u0219i presiunea uleiului:<\/strong> la rulmen\u021bii axiali cu pelicul\u0103 de fluid, o pierdere a aliment\u0103rii este o condi\u021bie de alarm\u0103 imediat\u0103.<\/li>\n<\/ul>\n<h3>Practici de \u00eentre\u021binere<\/h3>\n<ul>\n<li>Verifica\u021bi lubrifierea adecvat\u0103 a rulmentului axial \u0219i alimentarea cu ulei.<\/li>\n<li>Verifica\u021bi jocurile axiale \u00een timpul reviziilor generale.<\/li>\n<li>Verifica\u021bi suprafe\u021bele de \u00eempingere pentru <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/bearing-wear\/\">uzur\u0103<\/a> or damage.<\/li>\n<li>M\u0103sura\u021bi sarcinile axiale reale, acolo unde este posibil, folosind senzori de tensiune sau celule de sarcin\u0103.<\/li>\n<li>Urm\u0103ri\u021bi tendin\u021bele datelor de temperatur\u0103 \u0219i vibra\u021bie \u0219i confirma\u021bi constat\u0103rile cu o <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/vibration-analysis\/\">analiza vibra\u021biilor<\/a>, ca parte a unui <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/condition-monitoring\/\">monitorizarea st\u0103rii<\/a> program.<\/li>\n<\/ul>\n<p>Rulmen\u021bii axiali beneficiaz\u0103 adesea de mai pu\u021bin\u0103 aten\u021bie dec\u00e2t rulmen\u021bii radiali, \u00eens\u0103 sunt esen\u021biali pentru controlul pozi\u021biei axiale \u0219i suportarea sarcinii axiale \u00een ma\u0219inile rotative. \u00cen\u021belegerea tipurilor disponibile, a surselor de for\u021b\u0103 axial\u0103 \u0219i a modurilor de defectare permite alegerea corect\u0103 a rulmen\u021bilor, monitorizarea eficient\u0103 \u0219i \u00eentre\u021binerea la timp \u2014 prevenind astfel defect\u0103rile care duc la contactul dintre rotor \u0219i stator \u0219i la distrugerea ma\u0219inii.<\/p>\n<h2>9. \u00centreb\u0103ri frecvente<\/h2>\n<p><strong>Ce face un rulment axial?<\/strong><br \/>\nUn rulment axial preia sarcina axial\u0103 \u2014 for\u021ba care ac\u021bioneaz\u0103 paralel cu arborele \u2014 \u0219i fixeaz\u0103 pozi\u021bia axial\u0103 a rotorului. Acesta absoarbe \u00eempingerea net\u0103 creat\u0103 de proces (\u00eempingerea rotorului, \u00eempingerea paletelor, \u00eempingerea elicei) \u0219i \u00eempiedic\u0103 deplasarea arborelui \u00een piesele sta\u021bionare.<\/p>\n<p><strong>Care este diferen\u021ba dintre un rulment axial \u0219i un rulment radial?<\/strong><br \/>\nDirec\u021bia sarcinii. Un rulment radial preia sarcina perpendicular\u0103 pe arbore (greutatea rotorului \u0219i for\u021bele laterale); un rulment axial preia sarcina paralel\u0103 cu arborele (\u00eempingerea axial\u0103). Majoritatea ma\u0219inilor le folosesc pe ambele, iar c\u00e2teva tipuri cu sarcin\u0103 combinat\u0103, precum rulmen\u021bii cu contact unghiular sau rulmen\u021bii cu role conice, \u00eendeplinesc ambele func\u021bii simultan.<\/p>\n<p><strong>Care sunt principalele tipuri de rulment axial?<\/strong><br \/>\nDou\u0103 familii. Tipurile cu elemente de rostogolire \u2014 cu bile, cu role cilindrice, cu role conice, cu role sferice \u0219i cu contact unghiular \u2014 sunt potrivite pentru sarcini moderate \u0219i ma\u0219ini de uz general. Tipurile cu film de fluid \u2014 cu segmen\u021bi oscilan\u021bi (Kingsbury) \u0219i cu segmen\u021bi fic\u0219i cu suprafa\u021b\u0103 conic\u0103 \u2014 sus\u021bin rotorul pe un film de ulei \u0219i fac fa\u021b\u0103 sarcinilor foarte mari ale turbinelor mari, compresoarelor \u0219i ma\u0219inilor verticale.<\/p>\n<p><strong>De ce au ma\u0219inile verticale nevoie de un rulment axial special?<\/strong><br \/>\nPe un arbore vertical, rulmentul axial preia nu doar for\u021ba axial\u0103 de proces, ci \u0219i \u00eentreaga greutate static\u0103 a rotorului, care ac\u021bioneaz\u0103 direct pe axa arborelui \u00een jos. De aceea, pompele verticale \u0219i generatoarele hidroelectrice folosesc rulmen\u021bi axiali mari cu film de fluid, dimensiona\u021bi pentru sarcina combinat\u0103.<\/p>\n<p><strong>Cum se detecteaz\u0103 un rulment axial care cedeaz\u0103?<\/strong><br \/>\nCele mai clare semne sunt cre\u0219terea vibra\u021biei axiale, o deviere a pozi\u021biei axiale m\u0103surate a arborelui \u0219i o cre\u0219tere a temperaturii rulmentului. Sondele de proximitate axial\u0103, accelerometrele \u0219i senzorii de temperatur\u0103 sunt monitorizate \u00een timp, iar un analizor portabil poate confirma diagnosticul pe o ma\u0219in\u0103 \u00een func\u021biune.<\/p>\n<p><strong>Ce cauzeaz\u0103 defectarea rulmen\u021bilor axiali?<\/strong><br \/>\nSuprasarcina peste capacitatea nominal\u0103, defectarea lubrifierii, contaminarea uleiului, oboseala suprafe\u021bei (ciupituri \u0219i exfolieri), nealinierea gulerului axial \u0219i eroziunea electric\u0103 din curen\u021bii arborelui. Supra\u00eenc\u0103lzirea este de obicei punctul final comun care distruge rulmentul.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/ro\/glossary\/\">\u2190 \u00cenapoi la indexul principal<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Afla\u021bi despre rulmen\u021bii axiali, rulmen\u021bi specializa\u021bi concepu\u021bi pentru a suporta sarcini axiale \u0219i a controla pozi\u021bia axial\u0103 a arborelui \u00een ma\u0219inile rotative, inclusiv pompe, turbine \u0219i compresoare.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-272","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/272","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":2,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/272\/revisions"}],"predecessor-version":[{"id":101555,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/272\/revisions\/101555"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/media?parent=272"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/categories?post=272"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/tags?post=272"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}