{"id":20649,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/rolling-element-defects\/"},"modified":"2026-05-23T22:52:59","modified_gmt":"2026-05-23T22:52:59","slug":"rolling-element-defects","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/sl\/glossary\/rolling-element-defects\/","title":{"rendered":"Kaj so napake kotalnih elementov? Po\u0161kodbe kroglic in valjev"},"content":{"rendered":"<h1>Razumevanje napak kotalnih elementov<\/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\/sl\/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\/sl\/product\/balanset-1\/\" title=\"Prenosni balanser in analizator vibracij 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=\"Prenosni uravnote\u017enik in analizator vibracij Balanset-1A v popolnem kompletu\" 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\/sl\/product-category\/devices\/\" rel=\"tag\">Naprave<\/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\/sl\/product\/balanset-1\/\" title=\"Prenosni balanser in analizator vibracij Balanset-1A\">Prenosni balanser in analizator vibracij 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> + DDV (\u010de je primerno)<\/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=\"\/sl\/wp-json\/wp\/v2\/glossary\/20649?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=\"Dodaj v ko\u0161arico\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj v ko\u0161arico\" 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=\"\/sl\/wp-json\/wp\/v2\/glossary\/20649?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=\"Dodaj v ko\u0161arico: \u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d je bil dodan v va\u0161o ko\u0161arico\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Dodaj v ko\u0161arico<\/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\/sl\/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\/sl\/product\/vibration-sensor\/\" title=\"Senzor vibracij\">\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=\"Senzor vibracij Balanset-1A od blizu\" 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\/sl\/product-category\/parts\/\" rel=\"tag\">Deli<\/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\/sl\/product\/vibration-sensor\/\" title=\"Senzor vibracij\">Senzor vibracij<\/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> + DDV (\u010de je primerno)<\/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=\"\/sl\/wp-json\/wp\/v2\/glossary\/20649?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=\"Dodaj v ko\u0161arico\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj v ko\u0161arico\" 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=\"\/sl\/wp-json\/wp\/v2\/glossary\/20649?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=\"Dodaj v ko\u0161arico: \u201cVibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201cVibration sensor\u201d je bil dodan v va\u0161o ko\u0161arico\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Dodaj v ko\u0161arico<\/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\/sl\/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\/sl\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Opti\u010dni senzor (laserski tahometer)\">\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=\"Opti\u010dni senzor (laserski tahometer)\" 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\/sl\/product-category\/parts\/\" rel=\"tag\">Deli<\/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\/sl\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Opti\u010dni senzor (laserski tahometer)\">Opti\u010dni senzor (laserski tahometer)<\/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> + DDV (\u010de je primerno)<\/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=\"\/sl\/wp-json\/wp\/v2\/glossary\/20649?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=\"Dodaj v ko\u0161arico\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj v ko\u0161arico\" 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=\"\/sl\/wp-json\/wp\/v2\/glossary\/20649?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=\"Dodaj v ko\u0161arico: \u201cOptical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201cOptical Sensor (Laser Tachometer)\u201d je bil dodan v va\u0161o ko\u0161arico\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Dodaj v ko\u0161arico<\/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\/sl\/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\/sl\/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=\"Komplet za uravnote\u017eenje rotorjev Vibromera: torba za prena\u0161anje, ve\u010dkanalni pretvornik signala, ro\u010dni analizator, magnetna podlaga, senzorji vibracij in spiralni kabli.\" 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\/sl\/product-category\/devices\/\" rel=\"tag\">Naprave<\/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\/sl\/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> + DDV (\u010de je primerno)<\/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=\"\/sl\/wp-json\/wp\/v2\/glossary\/20649?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=\"Dodaj v ko\u0161arico\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj v ko\u0161arico\" 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=\"\/sl\/wp-json\/wp\/v2\/glossary\/20649?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=\"Dodaj v ko\u0161arico: \u201cBalanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201cBalanset-4\u201d je bil dodan v va\u0161o ko\u0161arico\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Dodaj v ko\u0161arico<\/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\/sl\/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\/sl\/product\/magnet-stand\/\" title=\"Magnetno stojalo 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=\"Magnetna osnova.\" 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, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36.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\/sl\/product-category\/parts\/\" rel=\"tag\">Deli<\/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\/sl\/product\/magnet-stand\/\" title=\"Magnetno stojalo Insize-60-kgf\">Magnetno stojalo Insize-60-kgf<\/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>46.00<\/span> + DDV (\u010de je primerno)<\/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=\"\/sl\/wp-json\/wp\/v2\/glossary\/20649?add-to-cart=1852\" 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srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-16x12.webp 16w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-460x306.webp 460w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-272x182.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\/sl\/product-category\/parts\/\" rel=\"tag\">Deli<\/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\/sl\/product\/reflective-tape\/\" title=\"Odsevni trak\">Odsevni trak<\/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> + DDV (\u010de je primerno)<\/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=\"\/sl\/wp-json\/wp\/v2\/glossary\/20649?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=\"Dodaj v ko\u0161arico\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj v ko\u0161arico\" 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 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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\/sl\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dinami\u010dni uravnote\u017eevalnik &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=\"Vsebina kompleta Balanset-1A z vmesni\u0161ko enoto, senzorji, tahometrom in dodatno opremo\" 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\/sl\/product-category\/devices\/\" rel=\"tag\">Naprave<\/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\/sl\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dinami\u010dni uravnote\u017eevalnik &quot;Balanset-1A&quot; OEM\">Dinami\u010dni uravnote\u017eevalnik \"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> + DDV (\u010de je primerno)<\/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=\"\/sl\/wp-json\/wp\/v2\/glossary\/20649?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=\"Dodaj v ko\u0161arico\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj v ko\u0161arico\" 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=\"\/sl\/wp-json\/wp\/v2\/glossary\/20649?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=\"Dodaj v ko\u0161arico: \u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d je bil dodan v va\u0161o ko\u0161arico\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Dodaj v ko\u0161arico<\/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><strong>Napake kotalnih elementov<\/strong> so po\u0161kodbe, napake ali nepopolnosti na kroglicah ali valj\u010dkih kotalnega le\u017eaja. Vklju\u010dujejo povr\u0161inske lu\u0161\u010ditve, razpoke, vgrajene kontaminacije, vklju\u010dke materiala, korozijo in geometrijske nepopolnosti. Ko se po\u0161kodovana kroglica ali valj\u010dek zavrti skozi le\u017eaj, udari tako po notranjem kot zunanjem teku, kar ustvarja <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/vibration\/\">vibracije<\/a> na <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/bsf\/\">frekvenca vrtenja kroglice (BSF)<\/a> s zna\u010dilno <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/sidebands\/\">stranski pasovi<\/a> v razmiku <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/ftf\/\">frekvenco kletke oziroma temeljno frekvenco sklopa (FTF)<\/a>. Napake kotalnih elementov so ena od \u0161tirih klasi\u010dnih lokaliziranih <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/bearing-defects\/\">napake le\u017eajev<\/a>, skupaj z napakami notranjega teka, zunanjega teka in kletke.<\/p>\n<p>So manj pogoste kot napake na tekih, saj predstavljajo pribli\u017eno 10\u201315 % odpovedi le\u017eajev, vendar ko se pojavijo, ustvarjajo zna\u010dilno, v\u010dasih zavajajo\u010d podpis in se lahko hitro razvijejo do popolne odpovedi le\u017eaja. Ker se napaka vrti skupaj z elementom in ne ostane fiksirana v coni obremenitve, se njene vibracije obna\u0161ajo druga\u010de kot napaka na teku \u2014 posebnost, ki je tako diagnosti\u010dno navodilo kot glavobol pri sledenju trendov.<\/p>\n<h2>1. Opredelitev: kaj so napake kotalnih elementov?<\/h2>\n<p>Kotalni element \u2014 kroglica v krogli\u010dnem le\u017eaju, valj, iglica ali sto\u017e\u010dasti valj\u010dek v valj\u010dnem le\u017eaju \u2014 je sestavni del, ki dejansko prena\u0161a obremenitev med obema tekoma med kotaljanjem. Njegova povr\u0161ina je natan\u010dno obdelana, skozi utrjena povr\u0161ina iz le\u017eajnega jekla, ki mora ostati geometrijsko popolna za \u010disto kotaljanje. Vsaka po\u0161kodba te povr\u0161ine, bodisi nastala v jeklarski industriji bodisi med obratovanjem, postane koncentrator napetosti in vir udarca.<\/p>\n<p>Vsaki\u010d, ko napaka na elementu pride v stik s tekom, ustvari majhen sunek. V celotni orbiti kletke element enkrat pride v stik z zunanjim tekom in enkrat z notranjim tekom, zato ena napaka na eni elementarni rotaciji ustvari dva udarca \u2014 zato je drugi harmonik, 2\u00d7BSF, v spektru tako izrazit. Stopnja ponavljanja teh udarcev je dolo\u010dena z geometrijo le\u017eaja (premer kroglice, delni premer, kontaktni kot in \u0161tevilo elementov), kar napaki daje izra\u010dunljivo podpisno frekvenco, ki je nedvomno druga\u010dna od <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/running-speed\/\">obratovalna hitrost<\/a> ali njegov <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/harmonics\/\">harmoniki<\/a>.<\/p>\n<h2>2. Vrste okvar kotalnih elementov<\/h2>\n<h3>Povr\u0161inski odkru\u0161ki<\/h3>\n<p>Najpogostej\u0161a okvara kotalnega elementa. Kontaktna utrujenost pri kotaljenju povzro\u010di, da se luska materiala odlomi s povr\u0161ine in pusti krater ali jamico. Za\u010detne luske so tipi\u010dno 0,5\u20133 mm v premeru, vendar rastejo, ko ostre robove votline udarjajo po te\u010dajih in spro\u0161\u010dajo nadaljnje delce. Vsak prehod luske \u010dez te\u010daj povzro\u010di udarec, ki generira vibracije pri BSF in pogosto prevladujo\u010d 2\u00d7BSF. (Glejte <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/spalling\/\">lu\u0161\u010denje<\/a> za osnoven mehanizem utrujenosti.)<\/p>\n<h3>Razpoke<\/h3>\n<p>Razpoke nastanejo zaradi preobremenitve, udarnih po\u0161kodb ali utrujenosti, in so lahko povr\u0161inske ali podpovr\u0161inske. Razpoka se \u0161iri, dokler se kos ne odlomi \u2014 takrat postane luska. Razpoke je te\u017eko zaznati, preden se to zgodi, v hudih primerih pa se lahko kroglica zlomi in razpade, kar povzro\u010di nenadni katastrofalni izpad.<\/p>\n<h3>Vklju\u010dki materiala<\/h3>\n<p>Proizvodna napaka: tuje snovi ali votlina, ujeta v jeklu le\u017eaja. Vklju\u010dki ustvarijo koncentracijo napetosti, ki spro\u017ei prezgodnjo utrujenost, ki je navadno nezaznavna, dokler se ne razvijejo luske okrog vklju\u010dka. Edina resni\u010dna prepre\u010ditev je \u010disto, visoko kakovostno le\u017eajno jeklo.<\/p>\n<h3>Vgrajena onesna\u017eenja<\/h3>\n<p>Trdi delci \u2014 umazanija, brusilni pesek, kovinski ostru\u017eki \u2014 se vtisnjeni v povr\u0161ino elementa spremenijo v dvignjen izboklinec, ki udarja ob te\u010daje pri vsakem prehodu. Vdolbina postane tudi koncentrator napetosti, ki lahko spro\u017ei nastanek luske. Rezultat so udarne vibracije pri BSF, vzrok pa je skoraj vedno neustrezno tesnenje ali filtracija, ista veriga dogodkov, obravnavana pri <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/bearing-lubrication\/\">mazanje le\u017eajev<\/a> \u010disto\u010de.<\/p>\n<h3>Korozija in po\u0161kodbe vlage<\/h3>\n<p>Vdor vode ali kondenzacija povzro\u010di pegaste razpoke, <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/pitting\/\">jamice<\/a>, in hrapavosti povr\u0161ine. Korodirana obmo\u010dja delujejo kot izhodi\u0161\u010da za utrujenostne razpoke. Pravilno tesnenje in maziva z inhibitorji korozije to prepre\u010dujejo.<\/p>\n<h3>Brinelliranje in udarnine<\/h3>\n<p>Udarne obremenitve \u2014 spu\u0161\u010danje le\u017eaja, udarci med ravnanjem ali stati\u010dna preobremenitev \u2014 pustijo trajne vdolbine na povr\u0161ini elementa. La\u017eno brinelovsko briniranje se lahko pojavi tudi zaradi vibracij, ko je stroj v mirovanju. Te vdolbine povzro\u010dajo udarce in koncentracije napetosti; zdravilo je skrbno ravnanje in pravilna namestitev.<\/p>\n<h2>3. Vibracijski odtis<\/h2>\n<h3>Frekven\u010dna sestava<\/h3>\n<p>Okvare kotalnih elementov tvorijo prepoznaven vzorec v <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/spectrum\/\">vibracijski spekter<\/a>:<\/p>\n<ul>\n<li><strong>Primarna frekvenca:<\/strong> BSF, obi\u010dajno 2\u20133\u00d7 obratovalene hitrosti.<\/li>\n<li><strong>Mo\u010dna druga harmonika:<\/strong> 2\u00d7BSF je pogosto ve\u010dji od osnovnega, ker okvara udari ob oba te\u010daja med vsakim vrtenjem elementa.<\/li>\n<li><strong>Razmik stranskega traka:<\/strong> FTF (frekvenca klecetke) stranski trakovi \u2014 <em>ne<\/em> 1\u00d7 stranske frekvence. To je klju\u010dno razlikovalno merilo od okvare notranjega te\u010daja.<\/li>\n<li><strong>Vzorec:<\/strong> BSF \u00b1 FTF, BSF \u00b1 2\u00d7FTF in tako naprej, kar ustvari &#8220;ograjo iz kolov&#8221; vrhov z razmikom pri frekvenci kletke.<\/li>\n<\/ul>\n<p>Ker so udarci kratki in visokofrekven\u010dni, so navadno zakopani v surovem spektru in se jasno poka\u017eejo \u0161ele po demodulaciji. <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/envelope-analysis\/\">Analiza ovojnice<\/a> usmerja in pasovno filtrira signal, da razkrije hitrost ponavljanja, nato pa je rezultirajo\u010di <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/envelope-spectrum\/\">spekter ovojnice<\/a> tisto, kjer je dru\u017eina BSF\/FTF najbolj vidna. Tesno sorodna <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/bearing-fault-frequencies\/\">frekvence napak le\u017eajev<\/a> za notranji te\u010daj, zunanji te\u010daj in kletko zaokro\u017eujejo diagnosti\u010dni nabor orodij.<\/p>\n<h3>Razlikovanje med \u0161tirimi okvarami le\u017eajev<\/h3>\n<table border=\"1\" style=\"width:100%; border-collapse:collapse;\">\n<tr>\n<th>Funkcija<\/th>\n<th>Zunanji te\u010daj (<a href=\"https:\/\/vibromera.eu\/sl\/glossary\/bpfo\/\">BPFO<\/a>)<\/th>\n<th>Notranji te\u010daj (<a href=\"https:\/\/vibromera.eu\/sl\/glossary\/bpfi\/\">BPFI<\/a>)<\/th>\n<th>Kotale\u010dni element (BSF)<\/th>\n<\/tr>\n<tr>\n<td>Primarna frekvenca<\/td>\n<td>BPFO (3\u20135\u00d7)<\/td>\n<td>BPFI (5\u20137\u00d7)<\/td>\n<td>BSF (2\u20133\u00d7)<\/td>\n<\/tr>\n<tr>\n<td>Razmik stranskega traka<\/td>\n<td>Brez ali minimalno<\/td>\n<td>\u00b11\u00d7 (hitrost gredi)<\/td>\n<td>\u00b1FTF (hitrost kletke)<\/td>\n<\/tr>\n<tr>\n<td>Stabilnost amplitude<\/td>\n<td>Relativno stabilno<\/td>\n<td>Stabilno<\/td>\n<td>Spremenljivo (odvisno od polo\u017eaja \u017eoge)<\/td>\n<\/tr>\n<tr>\n<td>Pojav<\/td>\n<td>Najpogostej\u0161i (~40%)<\/td>\n<td>Pogosto (~35%)<\/td>\n<td>Najmanj pogosto (~10\u201315%)<\/td>\n<\/tr>\n<\/table>\n<h3>Spremenljivost amplitude<\/h3>\n<p>Zna\u010dilna lastnost okvar kroglic je, da izmerjena amplituda niha med meritvami:<\/p>\n<ul>\n<li>Ko po\u0161kodovani element prevali skozi cono obremenitve, so udarci trdni in amplituda je visoka.<\/li>\n<li>Ko je isti element na neobremenjeni strani le\u017eaja, je stik lahek in amplituda pade.<\/li>\n<li>To modulacijo uravnava frekvenca kletke (od tod stranske pasovne komponente FTF) in lahko naredi preprosto <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/trending\/\">trendi<\/a> nestabilno &mdash; toda ravno dejstvo, da nivo niha navzgor in navzdol, je samo po sebi diagnosti\u010dno za okvaro kotalnega elementa.<\/li>\n<\/ul>\n<h2>4. Napredovanje in posledice<\/h2>\n<h3>Razvoj napak<\/h3>\n<ol>\n<li><strong>Za\u010detek:<\/strong> majhna razpoka na povr\u0161ini ali vklju\u010dek pod povr\u0161ino.<\/li>\n<li><strong>Mikroodkru\u0161ek:<\/strong> majhen kos materiala se odlomi.<\/li>\n<li><strong>Rast odkru\u0161ka:<\/strong> udarci na robovih lupin \u0161irijo po\u0161kodbe.<\/li>\n<li><strong>Ve\u010dje po\u0161kodbene \u010drte:<\/strong> kro\u017ee\u010di delci obru\u0161ajo povr\u0161ino in povzro\u010dajo nadaljnje okvare.<\/li>\n<li><strong>Razpokanje kroglic:<\/strong> v hudih primerih se celotna kroglica razpoka in razpade.<\/li>\n<li><strong>Popoln neuspeh:<\/strong> le\u017eaj izgubi sposobnost prena\u0161anja obremenitve, pogosto pride do zatikanja.<\/li>\n<\/ol>\n<h3>Sekundarna \u0161koda<\/h3>\n<ul>\n<li><strong>Po\u0161kodba te\u010dajnice:<\/strong> po\u0161kodovani element zareza tako notranjo kot zunanjo te\u010dajnico.<\/li>\n<li><strong>Kro\u017eenje zbitega materiala:<\/strong> odlomljeni material povzro\u010da triostno abrazijo po celotnem le\u017eaju.<\/li>\n<li><strong>Po\u0161kodba kletke:<\/strong> hrapav element obrabi \u017eepe kletke.<\/li>\n<li><strong>Hitro poslab\u0161anje:<\/strong> ko je en element po\u0161kodovan, sledijo drugi hitro, zato je okno med zaznavno okvaro in odpovedjo kratko.<\/li>\n<\/ul>\n<h2>5. Pogoste vzroke<\/h2>\n<h3>Napake pri proizvodnji in materialne napake<\/h3>\n<ul>\n<li>Notranje vklju\u010dki ali votline v materialu elementa.<\/li>\n<li>Neprimerna toplotna obdelava, ki pusti neprimerno ali neenakomerno trdoto.<\/li>\n<li>Napake povr\u0161inskega fin\u00ed\u0161a.<\/li>\n<li>Geometrijske nepopolnosti, kot so nekroglate kroglice.<\/li>\n<\/ul>\n<h3>Po\u0161kodbe pri monta\u017ei<\/h3>\n<ul>\n<li>Udarec med ravnanjem &mdash; padec ali trk le\u017eaja.<\/li>\n<li>Brineliranje zaradi stati\u010dne preobremenitve ali la\u017eno brineliranje zaradi vibracij med mirovanjem.<\/li>\n<li>Kontaminacija, ki nastane med monta\u017eo in povzro\u010di vtiskanje delcev v povr\u0161ino.<\/li>\n<\/ul>\n<h3>Delovni pogoji<\/h3>\n<ul>\n<li>Nezadostno mazanje, ki povzro\u010da povr\u0161insko po\u0161kodbo in mikrozvarjenje.<\/li>\n<li>Preobremenitev, ki pospe\u0161uje kontaktno utrujenost kotalnih elementov.<\/li>\n<li>Uhajanje elektri\u010dnega toka skozi le\u017eaj, ki povzro\u010da \u017elebi\u010denje in jami\u010denje.<\/li>\n<li>Korozivno okolje, ki napada povr\u0161ine kotalnih elementov.<\/li>\n<li>Onesna\u017eenje s trdimi delci, ki ustvarjajo vdolbine.<\/li>\n<\/ul>\n<h2>6. Zaznavanje, diagnostika in korektivni ukrepi<\/h2>\n<h3>Analiza vibracij<\/h3>\n<ul>\n<li>Izra\u010dunajte BSF in FTF za specifi\u010dno geometrijo le\u017eaja \u2014 a <a href=\"https:\/\/vibromera.eu\/sl\/calculators\/bearing-defect-frequencies\/\">Kalkulator frekvenc okvar le\u017eajev<\/a> pretvori hitrost vrtenja gredi in dimenzije le\u017eaja neposredno v vrednosti BPFO, BPFI, BSF in FTF.<\/li>\n<li>V ovojnem spektru poi\u0161\u010dite vrh BSF.<\/li>\n<li>Preverite vzorec stranskih pasov FTF \u2014 to je najpomembnej\u0161a in najzanesljivej\u0161a potrditev napake kotalnega elementa.<\/li>\n<li>Preverite 2\u00d7BSF, ki po amplitudi pogosto presega osnovno frekvenco.<\/li>\n<li>Izvedite ve\u010d meritev; pri\u010dakovana variabilnost amplitude je sama po sebi potrditveni znak.<\/li>\n<\/ul>\n<p>Na terenu je celotno zaporedje \u2014 merjenje \u0161irokopasovne ravni, zajem spektra in izvajanje ovojne analize \u2014 natanko tisto, za kar je zgrajen prenosni dvokanalni analizator vibracij. The <a href=\"https:\/\/vibromera.eu\/sl\/izdelek\/balanset-1\/\">Balanset-1A<\/a> bele\u017ei FFT-spekter in \u010dasovni potek signala iz le\u017eajnih ohi\u0161ij stroja pri obratovalni hitrosti, tako da analitik lahko na kraju samem zazna dru\u017eino BSF in njene stranske pasove FTF, ne da bi razstavil stroj, nato pa klasificira po\u0161kodbo z orodjem, kot je <a href=\"https:\/\/vibromera.eu\/sl\/calculators\/bearing-damage-classifier\/\">Klasifikator po\u0161kodb le\u017eajev (ISO 15243)<\/a>. Z istim instrumentom lahko tudi preverite, ali je napaka le\u017eaja resni\u010dna in ne le strukturni artefakt, preden se odlo\u010dite za zamenjavo.<\/p>\n<h3>Fizi\u010dni pregled<\/h3>\n<ul>\n<li>Razstavite le\u017eaj in vsakega kroglice ali valja preglejte posamezno.<\/li>\n<li>Poi\u0161\u010dite odlu\u0161itve, razpoke, vgrajene materiale, korozijo<\/li>\n<li>Preverite povr\u0161insko hrapavost \u2014 gladki v primerjavi z abrazivnimi kotalnimi elementi.<\/li>\n<li>Preverite geometrijsko natan\u010dnost (odmik od okroglosti).<\/li>\n<li>Vsako po\u0161kodbo fotografirajte za evidenco vzdr\u017eevanja.<\/li>\n<\/ul>\n<h3>Korektivni ukrep in temeljni vzrok<\/h3>\n<p>Takoj\u0161nji odziv je pove\u010danje pogostosti nadzora v skladu z <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/defect-severity\/\">resnost napake<\/a>, na\u010drtovati zamenjavo le\u017eaja ter preveriti te\u010dajnice glede sekundarne po\u0161kodbe. Trajna re\u0161itev temelji na analizi temeljnega vzroka: pregledati izbiro le\u017eaja in njegovo oceno, preveriti ustreznost mazanja, poiskati vire kontaminacije, preveriti postopek vgradnje in razmisliti o izbolj\u0161ani specifikaciji le\u017eaja, kadar je bil odpoved prezgodnja. Vklju\u010ditev teh ugotovitev v strukturiran <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/condition-monitoring\/\">spremljanje stanja<\/a> program je tisto, kar enkratno odpoved pretvori v prepre\u010deno odpoved.<\/p>\n<p>Po\u0161kodbe kotalnih elementov, \u010deprav manj pogoste od po\u0161kodb te\u010dajnic, zahtevajo jasno razumevanje njihovega zna\u010dilnega podpisa BSF s stranskimi pasovi FTF za natan\u010dno diagnostiko. Zgodnje odkrivanje z analizo ovojnice omogo\u010da na\u010drtovano vzdr\u017eevanje dolgo pred tem, ko po\u0161kodba preraste v hudo po\u0161kodbo le\u017eaja in morebitno katastrofalno odpoved.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/sl\/glossary\/\">\u2190 Nazaj na glavno kazalo<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Spoznajte napake kotalnih elementov v le\u017eajih, po\u0161kodbe kroglic ali valjev, vklju\u010dno z odlu\u0161\u010ditvami, razpokami in napakami v materialu, ki jih je mogo\u010de zaznati s frekvenco BSF in stranskimi pasovi FTF.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-20649","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/sl\/wp-json\/wp\/v2\/glossary\/20649","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/sl\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/sl\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/sl\/wp-json\/wp\/v2\/glossary\/20649\/revisions"}],"predecessor-version":[{"id":101399,"href":"https:\/\/vibromera.eu\/sl\/wp-json\/wp\/v2\/glossary\/20649\/revisions\/101399"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/sl\/wp-json\/wp\/v2\/media?parent=20649"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/sl\/wp-json\/wp\/v2\/categories?post=20649"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/sl\/wp-json\/wp\/v2\/tags?post=20649"}],"curies":[{"name":"delovni list","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}