{"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\/sk\/glossary\/rolling-element-defects\/","title":{"rendered":"\u010co s\u00fa to chyby valiv\u00fdch telies? Po\u0161kodenie gu\u013e\u00f4\u010dok a val\u010dekov"},"content":{"rendered":"<h1>Pochopenie ch\u00fdb valiv\u00fdch telies<\/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\/sk\/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\/sk\/product\/balanset-1\/\" title=\"Prenosn\u00fd vyva\u017eova\u010d a analyz\u00e1tor vibr\u00e1ci\u00ed 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=\"Kompletn\u00e1 s\u00faprava prenosn\u00e9ho vyva\u017eovacieho zariadenia a analyz\u00e1tora vibr\u00e1ci\u00ed Balanset-1A\" 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\/sk\/product-category\/devices\/\" rel=\"tag\">Zariadenia<\/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\/sk\/product\/balanset-1\/\" title=\"Prenosn\u00fd vyva\u017eova\u010d a analyz\u00e1tor vibr\u00e1ci\u00ed Balanset-1A\">Prenosn\u00fd vyva\u017eova\u010d a analyz\u00e1tor vibr\u00e1ci\u00ed 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> + DPH (ak sa uplat\u0148uje)<\/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=\"\/sk\/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=\"Prida\u0165 do ko\u0161\u00edka\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Prida\u0165 do ko\u0161\u00edka\" 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=\"\/sk\/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=\"Prida\u0165 do ko\u0161\u00edka: \u201ePortable balancer &amp; Vibration analyzer Balanset-1A\u201c\" rel=\"nofollow\" data-success_message=\"\u201ePortable balancer &amp; Vibration analyzer Balanset-1A\u201c bol pridan\u00fd do v\u00e1\u0161ho ko\u0161\u00edka\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Prida\u0165 do ko\u0161\u00edka<\/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\/sk\/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\/sk\/product\/vibration-sensor\/\" title=\"Sn\u00edma\u010d vibr\u00e1ci\u00ed\">\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=\"Sn\u00edma\u010d vibr\u00e1ci\u00ed Balanset-1A zbl\u00edzka\" 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\/sk\/product-category\/parts\/\" rel=\"tag\">Diely<\/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\/sk\/product\/vibration-sensor\/\" title=\"Sn\u00edma\u010d vibr\u00e1ci\u00ed\">Sn\u00edma\u010d vibr\u00e1ci\u00ed<\/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> + DPH (ak sa uplat\u0148uje)<\/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=\"\/sk\/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=\"Prida\u0165 do ko\u0161\u00edka\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Prida\u0165 do ko\u0161\u00edka\" 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=\"\/sk\/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=\"Prida\u0165 do ko\u0161\u00edka: \u201eVibration sensor\u201c\" rel=\"nofollow\" data-success_message=\"\u201eVibration sensor\u201c bol pridan\u00fd do v\u00e1\u0161ho ko\u0161\u00edka\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Prida\u0165 do ko\u0161\u00edka<\/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\/sk\/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\/sk\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optick\u00fd senzor (laserov\u00fd tachometer)\">\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=\"Optick\u00fd senzor (laserov\u00fd tachometer)\" 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\/sk\/product-category\/parts\/\" rel=\"tag\">Diely<\/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\/sk\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optick\u00fd senzor (laserov\u00fd tachometer)\">Optick\u00fd senzor (laserov\u00fd tachometer)<\/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> + DPH (ak sa uplat\u0148uje)<\/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=\"\/sk\/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=\"Prida\u0165 do ko\u0161\u00edka\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Prida\u0165 do ko\u0161\u00edka\" 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=\"\/sk\/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=\"Prida\u0165 do ko\u0161\u00edka: \u201eOptical Sensor (Laser Tachometer)\u201c\" rel=\"nofollow\" data-success_message=\"\u201eOptical Sensor (Laser Tachometer)\u201c bol pridan\u00fd do v\u00e1\u0161ho ko\u0161\u00edka\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Prida\u0165 do ko\u0161\u00edka<\/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\/sk\/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\/sk\/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=\"S\u00faprava na vyva\u017eovanie rotora Vibromera: prenosn\u00e9 puzdro, viackan\u00e1lov\u00fd prevodn\u00edk sign\u00e1lu, ru\u010dn\u00fd analyz\u00e1tor, magnetick\u00e1 z\u00e1klad\u0148a, vibra\u010dn\u00e9 senzory a \u0161pir\u00e1lov\u00e9 k\u00e1ble.\" 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\/sk\/product-category\/devices\/\" rel=\"tag\">Zariadenia<\/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\/sk\/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> + DPH (ak sa uplat\u0148uje)<\/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=\"\/sk\/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=\"Prida\u0165 do ko\u0161\u00edka\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Prida\u0165 do ko\u0161\u00edka\" 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=\"\/sk\/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=\"Prida\u0165 do ko\u0161\u00edka: \u201eBalanset-4\u201c\" rel=\"nofollow\" data-success_message=\"\u201eBalanset-4\u201c bol pridan\u00fd do v\u00e1\u0161ho ko\u0161\u00edka\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Prida\u0165 do ko\u0161\u00edka<\/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\/sk\/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\/sk\/product\/magnet-stand\/\" title=\"Magnetick\u00fd stojan 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=\"Magnetick\u00e1 z\u00e1klad\u0148a.\" 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\/sk\/product-category\/parts\/\" rel=\"tag\">Diely<\/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\/sk\/product\/magnet-stand\/\" title=\"Magnetick\u00fd stojan Insize-60-kgf\">Magnetick\u00fd stojan 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> + DPH (ak sa uplat\u0148uje)<\/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=\"\/sk\/wp-json\/wp\/v2\/glossary\/20649?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=\"Prida\u0165 do ko\u0161\u00edka\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Prida\u0165 do ko\u0161\u00edka\" 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=\"\/sk\/wp-json\/wp\/v2\/glossary\/20649?add-to-cart=1852\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1852\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1852\" data-product_sku=\"MS-1\" aria-label=\"Prida\u0165 do ko\u0161\u00edka: \u201eMagnetic Stand Insize-60-kgf\u201c\" rel=\"nofollow\" data-success_message=\"\u201eMagnetic Stand Insize-60-kgf\u201c bol pridan\u00fd do v\u00e1\u0161ho ko\u0161\u00edka\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Prida\u0165 do ko\u0161\u00edka<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1852\" 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\/sk\/product\/reflective-tape\/\" 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\/sk\/product\/reflective-tape\/\" title=\"Reflexn\u00e1 p\u00e1ska\">\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\/05\/s-l1600-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Reflexn\u00e1 p\u00e1ska\" 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\/sk\/product-category\/parts\/\" rel=\"tag\">Diely<\/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\/sk\/product\/reflective-tape\/\" title=\"Reflexn\u00e1 p\u00e1ska\">Reflexn\u00e1 p\u00e1ska<\/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> + DPH (ak sa uplat\u0148uje)<\/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=\"\/sk\/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=\"Prida\u0165 do ko\u0161\u00edka\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Prida\u0165 do ko\u0161\u00edka\" 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=\"\/sk\/wp-json\/wp\/v2\/glossary\/20649?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=\"Prida\u0165 do ko\u0161\u00edka: \u201eReflective tape\u201c\" rel=\"nofollow\" data-success_message=\"\u201eReflective tape\u201c bol pridan\u00fd do v\u00e1\u0161ho ko\u0161\u00edka\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Prida\u0165 do ko\u0161\u00edka<\/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\/sk\/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\/sk\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dynamick\u00fd vyva\u017eova\u010d &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=\"Obsah s\u00fapravy Balanset-1A s jednotkou rozhrania, sn\u00edma\u010dmi, tachometrom a pr\u00edslu\u0161enstvom\" 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\/sk\/product-category\/devices\/\" rel=\"tag\">Zariadenia<\/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\/sk\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dynamick\u00fd vyva\u017eova\u010d &quot;Balanset-1A&quot; OEM\">Dynamick\u00fd vyva\u017eova\u010d \"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> + DPH (ak sa uplat\u0148uje)<\/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=\"\/sk\/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=\"Prida\u0165 do ko\u0161\u00edka\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Prida\u0165 do ko\u0161\u00edka\" 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=\"\/sk\/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=\"Prida\u0165 do ko\u0161\u00edka: \u201eDynamic balancer \u201cBalanset-1A\u201d OEM\u201c\" rel=\"nofollow\" data-success_message=\"\u201eDynamic balancer \u201cBalanset-1A\u201d OEM\u201c bol pridan\u00fd do v\u00e1\u0161ho ko\u0161\u00edka\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Prida\u0165 do ko\u0161\u00edka<\/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>Vady valiv\u00fdch telies<\/strong> s\u00fa po\u0161kodenia, chyby alebo nedokonalosti gu\u013e\u00f4\u010dok alebo val\u010dekov valiv\u00e9ho lo\u017eiska. Patria sem povrchov\u00e9 vydrolenia, trhliny, zapusten\u00e9 ne\u010distoty, materi\u00e1lov\u00e9 vmestky, kor\u00f3zia a geometrick\u00e9 nedokonalosti. Ke\u010f po\u0161koden\u00e1 gu\u013e\u00f4\u010dka alebo val\u010dek pri ot\u00e1\u010dan\u00ed prech\u00e1dza lo\u017eiskom, nar\u00e1\u017ea do vn\u00fatornej aj vonkaj\u0161ej obe\u017enej dr\u00e1hy a generuje <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/vibration\/\">vibr\u00e1cie<\/a> na <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/bsf\/\">frekvencia ot\u00e1\u010dania gu\u013e\u00f4\u010dky (BSF)<\/a> s charakteristickou <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/sidebands\/\">bo\u010dn\u00e9 p\u00e1sma<\/a> spaced at the <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/ftf\/\">frekvenciu klietky, \u010di\u017ee z\u00e1kladn\u00fa obe\u017en\u00fa frekvenciu (FTF)<\/a>. Chyby valiv\u00fdch telies s\u00fa jednou zo \u0161tyroch klasick\u00fdch lokalizovan\u00fdch <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/bearing-defects\/\">chyby lo\u017e\u00edsk<\/a>, popri chyb\u00e1ch vn\u00fatornej obe\u017enej dr\u00e1hy, vonkaj\u0161ej obe\u017enej dr\u00e1hy a klietky.<\/p>\n<p>S\u00fa menej \u010dast\u00e9 ne\u017e chyby obe\u017en\u00fdch dr\u00e1h a predstavuj\u00fa pribli\u017ene 10 \u2013 15 % por\u00fach lo\u017e\u00edsk, no ke\u010f sa vyskytn\u00fa, vytv\u00e1raj\u00fa charakteristick\u00fa, niekedy m\u00e4t\u00facu signat\u00faru a m\u00f4\u017eu r\u00fdchlo prejs\u0165 do \u00faplnej poruchy lo\u017eiska. Ke\u010f\u017ee sa chyba ot\u00e1\u010da spolu s telesom a nezost\u00e1va fixne v za\u0165a\u017eovacej z\u00f3ne, jej vibr\u00e1cie sa spr\u00e1vaj\u00fa inak ne\u017e pri chybe obe\u017enej dr\u00e1hy \u2014 zvl\u00e1\u0161tnos\u0165, ktor\u00e1 je z\u00e1rove\u0148 diagnostick\u00fdm vodidlom aj probl\u00e9mom pri sledovan\u00ed trendov.<\/p>\n<h2>1. Defin\u00edcia: \u010co s\u00fa chyby valiv\u00fdch telies?<\/h2>\n<p>Valiv\u00fd element \u2014 gu\u013eka v gu\u013ekovom lo\u017eisku, val\u010dek, ihla alebo ku\u017ee\u013eov\u00fd val\u010dek vo val\u010dekovom lo\u017eisku \u2014 je komponent, ktor\u00fd po\u010das valenia skuto\u010dne pren\u00e1\u0161a za\u0165a\u017eenie medzi dvoma obe\u017en\u00fdmi dr\u00e1hami. Jeho povrch je presne dokon\u010den\u00fd, prekalite\u013en\u00fd povrch z lo\u017eiskovej ocele, ktor\u00fd mus\u00ed zosta\u0165 geometricky dokonal\u00fd, aby sa valil \u010disto. Ak\u00e9ko\u013evek poru\u0161enie tohto povrchu, \u010di u\u017e vzniklo v oceliarni alebo bolo sp\u00f4soben\u00e9 po\u010das prev\u00e1dzky, sa st\u00e1va koncentr\u00e1torom nap\u00e4tia a zdrojom r\u00e1zov.<\/p>\n<p>Zaka\u017ed\u00fdm, ke\u010f sa porucha na elemente dotkne obe\u017enej dr\u00e1hy, vyvol\u00e1 mal\u00fd impulz. Po\u010das jednej \u00faplnej obe\u017enej dr\u00e1hy klietky sa element raz dotkne vonkaj\u0161ej obe\u017enej dr\u00e1hy a raz vn\u00fatornej obe\u017enej dr\u00e1hy, tak\u017ee jedna porucha m\u00e1 tendenciu generova\u0165 dva r\u00e1zy na jednu ot\u00e1\u010dku elementu \u2014 preto je v spektre tak v\u00fdrazn\u00e1 druh\u00e1 harmonick\u00e1, 2\u00d7BSF. Frekvencia opakovania t\u00fdchto r\u00e1zov je dan\u00e1 geometriou lo\u017eiska (priemer gu\u013eky, rozte\u010dn\u00fd priemer, kontaktn\u00fd uhol a po\u010det elementov), \u010do poruche d\u00e1va vypo\u010d\u00edtate\u013en\u00fa charakteristick\u00fa frekvenciu, ktor\u00e1 je nezamenite\u013ene odli\u0161n\u00e1 od <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/running-speed\/\">prev\u00e1dzkov\u00e1 r\u00fdchlos\u0165<\/a> or its <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/harmonics\/\">harmonick\u00e9<\/a>.<\/p>\n<h2>2. Typy por\u00fach valiv\u00fdch elementov<\/h2>\n<h3>Surface spalls<\/h3>\n<p>Naj\u010dastej\u0161ia porucha valiv\u00e9ho elementu. \u00danava pri valivom kontakte sp\u00f4sobuje, \u017ee sa z povrchu odl\u00fapne \u0161upina materi\u00e1lu a zanech\u00e1 kr\u00e1ter alebo jamku. Pittingy (spally) maj\u00fa spo\u010diatku typicky priemer 0,5 \u2013 3 mm, ale rast\u00fa, ke\u010f ostr\u00e9 okraje dutiny ot\u013akaj\u00fa obe\u017en\u00e9 dr\u00e1hy a uvo\u013e\u0148uj\u00fa \u010fal\u0161ie \u00falomky. Ka\u017ed\u00fd prechod spallu cez obe\u017en\u00fa dr\u00e1hu vyvol\u00e1 r\u00e1z a generuje vibr\u00e1cie na frekvencii BSF a \u010dasto dominantnej 2\u00d7BSF. (Pozri <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/spalling\/\">odlupovanie<\/a> pre z\u00e1kladn\u00fd mechanizmus \u00fanavy.)<\/p>\n<h3>Trhliny<\/h3>\n<p>Trhliny vznikaj\u00fa v d\u00f4sledku pre\u0165a\u017eenia, po\u0161kodenia r\u00e1zom alebo \u00fanavy a m\u00f4\u017eu vych\u00e1dza\u0165 z povrchu alebo by\u0165 podpovrchov\u00e9. Trhlina sa \u0161\u00edri, k\u00fdm sa neoddel\u00ed kus materi\u00e1lu \u2014 v tom momente sa z nej st\u00e1va spall. Trhliny je pred t\u00fdm \u0165a\u017ek\u00e9 zisti\u0165 a v \u0165a\u017ek\u00fdch pr\u00edpadoch sa gu\u013eka m\u00f4\u017ee rozlomi\u0165 a rozpadn\u00fa\u0165, \u010do sp\u00f4sob\u00ed n\u00e1hle katastrofick\u00e9 zlyhanie.<\/p>\n<h3>Inkl\u00fazie materi\u00e1lu<\/h3>\n<p>V\u00fdrobn\u00e1 chyba: cudz\u00ed materi\u00e1l alebo dutina uv\u00e4znen\u00e1 v lo\u017eiskovej oceli. Inkl\u00fazie vytv\u00e1raj\u00fa koncentr\u00e1ciu nap\u00e4tia, ktor\u00e1 iniciuje pred\u010dasn\u00fa \u00fanavu, zvy\u010dajne nezistite\u013en\u00fa, k\u00fdm sa okolo inkl\u00fazie nevyvinie pitting (spalling). Jedin\u00e1 skuto\u010dn\u00e1 prevencia je \u010dist\u00e1, vysokokvalitn\u00e1 lo\u017eiskov\u00e1 oce\u013e.<\/p>\n<h3>Zabudovan\u00e1 kontamin\u00e1cia<\/h3>\n<p>Tvrd\u00e9 \u010dastice \u2014 ne\u010distoty, br\u00fasny prach, kovov\u00e9 triesky \u2014 vtla\u010den\u00e9 do povrchu valiv\u00e9ho telesa vytv\u00e1raj\u00fa vyv\u00fd\u0161en\u00fd v\u00fdstupok, ktor\u00fd pri ka\u017edom prechode udiera do obe\u017en\u00fdch dr\u00e1h. Vtla\u010denina sa z\u00e1rove\u0148 st\u00e1va koncentr\u00e1torom nap\u00e4tia, ktor\u00fd m\u00f4\u017ee iniciova\u0165 odlupovanie (spall). V\u00fdsledkom s\u00fa r\u00e1zov\u00e9 vibr\u00e1cie na frekvencii BSF a hlavnou pr\u00ed\u010dinou je takmer v\u017edy nedostato\u010dn\u00e9 tesnenie alebo filtr\u00e1cia \u2014 rovnak\u00fd sled udalost\u00ed, ktor\u00fd je pop\u00edsan\u00fd v <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/bearing-lubrication\/\">mazanie lo\u017e\u00edsk<\/a> cleanliness.<\/p>\n<h3>Kor\u00f3zia a vlhkostn\u00e9 po\u0161kodenie<\/h3>\n<p>Vniknutie vody alebo kondenz\u00e1cia vytv\u00e1raj\u00fa hrdzav\u00e9 \u0161kvrny, <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/pitting\/\">jamkovanie<\/a>, a drsnos\u0165 povrchu. Skorodovan\u00e9 oblasti p\u00f4sobia ako miesta inici\u00e1cie \u00fanavov\u00e9ho po\u0161kodenia. Spr\u00e1vne tesnenie a maziv\u00e1 s inhib\u00edtormi kor\u00f3zie tomu zabra\u0148uj\u00fa.<\/p>\n<h3>Deform\u00e1cia a vtla\u010denie (Brinelling)<\/h3>\n<p>R\u00e1zov\u00e9 za\u0165a\u017eenie \u2014 p\u00e1d lo\u017eiska, n\u00e1raz pri manipul\u00e1cii alebo statick\u00e9 pre\u0165a\u017eenie \u2014 zanech\u00e1va trval\u00e9 vtla\u010deniny na povrchu valiv\u00e9ho telesa. K falo\u0161n\u00e9mu brinellovaniu (false brinelling) m\u00f4\u017ee d\u00f4js\u0165 aj pri vibr\u00e1ci\u00e1ch, k\u00fdm stroj stoj\u00ed. Tieto vtla\u010deniny generuj\u00fa r\u00e1zy a koncentr\u00e1cie nap\u00e4tia; liekom je opatrn\u00e1 manipul\u00e1cia a spr\u00e1vna mont\u00e1\u017e.<\/p>\n<h2>3. Charakteristika vibr\u00e1ci\u00ed<\/h2>\n<h3>Frekven\u010dn\u00e9 zlo\u017eenie<\/h3>\n<p>Poruchy valiv\u00fdch telies vytv\u00e1raj\u00fa rozpoznate\u013en\u00fd obrazec v <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/spectrum\/\">vibra\u010dn\u00e9 spektrum<\/a>:<\/p>\n<ul>\n<li><strong>Z\u00e1kladn\u00e1 frekvencia:<\/strong> BSF, typicky 2\u20133\u00d7 ot\u00e1\u010dkov\u00e1 frekvencia.<\/li>\n<li><strong>Siln\u00e1 druh\u00e1 harmonick\u00e1:<\/strong> 2\u00d7BSF je \u010dasto v\u00e4\u010d\u0161ia ako z\u00e1kladn\u00e1 frekvencia, preto\u017ee defekt udiera do oboch obe\u017en\u00fdch dr\u00e1h po\u010das ka\u017edej ot\u00e1\u010dky valiv\u00e9ho telesa.<\/li>\n<li><strong>Rozstup bo\u010dn\u00fdch p\u00e1sok:<\/strong> FTF (frekvencia klietky) bo\u010dn\u00e9 p\u00e1sky \u2014 <em>nie<\/em> 1\u00d7 postrann\u00e9 p\u00e1sma. To je k\u013e\u00fa\u010dov\u00fd rozli\u0161ovac\u00ed znak vo\u010di poruche vn\u00fatorn\u00e9ho kr\u00fa\u017eku.<\/li>\n<li><strong>Vzor:<\/strong> BSF \u00b1 FTF, BSF \u00b1 2\u00d7FTF a tak \u010falej, \u010d\u00edm sa vytv\u00e1ra &#8220;plot zo \u0161pi\u010diek&#8221; rozmiestnen\u00fdch v intervale frekvencie klietky.<\/li>\n<\/ul>\n<p>Preto\u017ee r\u00e1zy s\u00fa kr\u00e1tke a vysokofrekven\u010dn\u00e9, zvy\u010dajne s\u00fa skryt\u00e9 v surovom spektre a jasne vyst\u00fapia a\u017e po demodul\u00e1cii. <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/envelope-analysis\/\">Anal\u00fdza ob\u00e1lky<\/a> usmern\u00ed a p\u00e1smovo filtruje sign\u00e1l, aby odhalil opakovaciu frekvenciu, a v\u00fdsledn\u00e9 <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/envelope-spectrum\/\">ob\u00e1lkov\u00e9 spektrum<\/a> je miesto, kde je rodina BSF\/FTF najlep\u0161ie vidite\u013en\u00e1. \u00dazko s\u00favisiace <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/bearing-fault-frequencies\/\">frekvencie por\u00fach lo\u017e\u00edsk<\/a> pre vn\u00fatorn\u00fd kr\u00fa\u017eok, vonkaj\u0161\u00ed kr\u00fa\u017eok a klietku dop\u013a\u0148aj\u00fa diagnostick\u00fa sadu n\u00e1strojov.<\/p>\n<h3>Rozli\u0161ovanie \u0161tyroch por\u00fach lo\u017eiska<\/h3>\n<table border=\"1\" style=\"width:100%; border-collapse:collapse;\">\n<tr>\n<th>Funkcia<\/th>\n<th>Vonkaj\u0161\u00ed kr\u00fa\u017eok (<a href=\"https:\/\/vibromera.eu\/sk\/glossary\/bpfo\/\">BPFO<\/a>)<\/th>\n<th>Vn\u00fatorn\u00fd kr\u00fa\u017eok (<a href=\"https:\/\/vibromera.eu\/sk\/glossary\/bpfi\/\">BPFI<\/a>)<\/th>\n<th>Val\u010deky (BSF)<\/th>\n<\/tr>\n<tr>\n<td>Prim\u00e1rna frekvencia<\/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>Rozstup bo\u010dn\u00fdch p\u00e1sok<\/td>\n<td>\u017diadne alebo minim\u00e1lne<\/td>\n<td>\u00b11\u00d7 (ot\u00e1\u010dky hriade\u013ea)<\/td>\n<td>\u00b1FTF (r\u00fdchlos\u0165 klietky)<\/td>\n<\/tr>\n<tr>\n<td>Stabilita amplit\u00fady<\/td>\n<td>Relat\u00edvne stabiln\u00e1<\/td>\n<td>Stabiln\u00fd<\/td>\n<td>Variabiln\u00e9 (z\u00e1vis\u00ed od polohy lopty)<\/td>\n<\/tr>\n<tr>\n<td>V\u00fdskyt<\/td>\n<td>Najbe\u017enej\u0161ie (~40%)<\/td>\n<td>Be\u017en\u00e9 (~35%)<\/td>\n<td>Najmenej \u010dast\u00e9 (~10\u201315%)<\/td>\n<\/tr>\n<\/table>\n<h3>Variabilita amplit\u00fady<\/h3>\n<p>Charakteristick\u00fdm znakom por\u00fach gu\u013e\u00f4\u010dok je, \u017ee nameran\u00e1 amplit\u00fada kol\u00ed\u0161e medzi jednotliv\u00fdmi od\u010d\u00edtaniami:<\/p>\n<ul>\n<li>Ke\u010f chybn\u00e9 valiv\u00e9 teleso prech\u00e1dza z\u00f3nou za\u0165a\u017eenia, r\u00e1zy s\u00fa siln\u00e9 a amplit\u00fada je vysok\u00e1.<\/li>\n<li>Ke\u010f je to ist\u00e9 teleso na neza\u0165a\u017eenej strane lo\u017eiska, kontakt je slab\u00fd a amplit\u00fada kles\u00e1.<\/li>\n<li>T\u00fato modul\u00e1ciu riadi frekvencia klietky (preto postrann\u00e9 p\u00e1sma FTF) a m\u00f4\u017ee sp\u00f4sobi\u0165, \u017ee jednoduch\u00e9 <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/trending\/\">trendy<\/a> s\u00fa nest\u00e1le \u2014 no samotn\u00fd fakt, \u017ee \u00farove\u0148 st\u00fapa a kles\u00e1, je s\u00e1m osebe diagnostick\u00fd pre poruchu valiv\u00e9ho telesa.<\/li>\n<\/ul>\n<h2>4. Progresia a n\u00e1sledky<\/h2>\n<h3>V\u00fdvoj defektov<\/h3>\n<ol>\n<li><strong>Inici\u00e1cia:<\/strong> mal\u00e1 povrchov\u00e1 trhlina alebo subs\u00favislos\u0165.<\/li>\n<li><strong>Micro-spall:<\/strong> uvo\u013en\u00ed sa drobn\u00fd k\u00fasok materi\u00e1lu.<\/li>\n<li><strong>Spall growth:<\/strong> n\u00e1razy na okrajoch vydrolenia \u0161\u00edria po\u0161kodenie.<\/li>\n<li><strong>Viacn\u00e1sobn\u00e9 odpady:<\/strong> cirkuluj\u00face \u00falomky obrusuj\u00fa povrch a zakladaj\u00fa \u010fal\u0161ie defekty.<\/li>\n<li><strong>Fragment\u00e1cia gu\u013e\u00f4\u010dky:<\/strong> v z\u00e1va\u017en\u00fdch pr\u00edpadoch sa cel\u00e1 gu\u013e\u00f4\u010dka praskne a rozpadne.<\/li>\n<li><strong>\u00dapln\u00e9 zlyhanie:<\/strong> lo\u017eisko str\u00e1ca \u00fanosnos\u0165 a \u010dasto sa zadrie.<\/li>\n<\/ol>\n<h3>N\u00e1sledn\u00e9 \u0161kody<\/h3>\n<ul>\n<li><strong>Po\u0161kodenie dr\u00e1h:<\/strong> chybn\u00fd element ryhuje vn\u00fatorn\u00fa aj vonkaj\u0161iu obe\u017en\u00fa dr\u00e1hu.<\/li>\n<li><strong>Obeh ne\u010dist\u00f4t:<\/strong> vydrolen\u00fd materi\u00e1l sp\u00f4sobuje troj\u010dasticov\u00fa abr\u00e1ziu v celom lo\u017eisku.<\/li>\n<li><strong>Po\u0161kodenie klietky:<\/strong> zdrsnen\u00fd element opotreb\u00fava kapsy klietky.<\/li>\n<li><strong>R\u00fdchle zhor\u0161ovanie:<\/strong> len \u010do sa po\u0161kod\u00ed jeden element, ostatn\u00e9 nasleduj\u00fa r\u00fdchlo, tak\u017ee okno medzi zistite\u013enou poruchou a zlyhan\u00edm je kr\u00e1tke.<\/li>\n<\/ul>\n<h2>5. \u010cast\u00e9 pr\u00ed\u010diny<\/h2>\n<h3>V\u00fdrobn\u00e9 a materi\u00e1lov\u00e9 defekty<\/h3>\n<ul>\n<li>Vn\u00fatorn\u00e9 vtr\u00faseniny alebo dutiny v materi\u00e1li elementu.<\/li>\n<li>Nespr\u00e1vne tepeln\u00e9 spracovanie zanech\u00e1vaj\u00face nedostato\u010dn\u00fa alebo nerovnomern\u00fa tvrdos\u0165.<\/li>\n<li>Vady povrchovej \u00fapravy.<\/li>\n<li>Geometrick\u00e9 nedokonalosti, ako napr\u00edklad nekruhovit\u00e9 gu\u013e\u00f4\u010dky.<\/li>\n<\/ul>\n<h3>Po\u0161kodenie pri mont\u00e1\u017ei<\/h3>\n<ul>\n<li>N\u00e1raz po\u010das manipul\u00e1cie \u2014 p\u00e1d alebo udretie lo\u017eiska.<\/li>\n<li>Brinellovanie zo statick\u00e9ho pre\u0165a\u017eenia alebo falo\u0161n\u00e9 brinellovanie z vibr\u00e1ci\u00ed po\u010das st\u00e1tia.<\/li>\n<li>Kontamin\u00e1cia zavle\u010den\u00e1 po\u010das mont\u00e1\u017ee, ktor\u00e1 zaboruje \u010dastice do povrchu.<\/li>\n<\/ul>\n<h3>Prev\u00e1dzkov\u00e9 podmienky<\/h3>\n<ul>\n<li>Nedostato\u010dn\u00e9 mazanie sp\u00f4sobuj\u00face po\u0161kodenie povrchu a mikrozv\u00e1ranie.<\/li>\n<li>Pre\u0165a\u017eovanie, ktor\u00e9 ur\u00fdch\u013euje \u00fanavu valiv\u00e9ho kontaktu.<\/li>\n<li>Bludn\u00fd elektrick\u00fd pr\u00fad prech\u00e1dzaj\u00faci lo\u017eiskom, ktor\u00fd sp\u00f4sobuje \u017eliabkovanie a bodov\u00fa kor\u00f3ziu.<\/li>\n<li>Koroz\u00edvne prostredia po\u0161kodzuj\u00face povrchy valiv\u00fdch prvkov.<\/li>\n<li>Kontamin\u00e1cia tvrdomat vytv\u00e1ra vtisky.<\/li>\n<\/ul>\n<h2>6. Detekcia, diagnostika a n\u00e1pravn\u00e9 opatrenia<\/h2>\n<h3>Anal\u00fdza vibr\u00e1ci\u00ed<\/h3>\n<ul>\n<li>Vypo\u010d\u00edtajte BSF a FTF pre konkr\u00e9tnu geometriu lo\u017eiska \u2014 <a href=\"https:\/\/vibromera.eu\/sk\/calculators\/bearing-defect-frequencies\/\">Kalkula\u010dka frekvencie por\u00fach lo\u017e\u00edsk<\/a> prevedie ot\u00e1\u010dky hriade\u013ea a rozmery lo\u017eiska priamo na BPFO, BPFI, BSF a FTF.<\/li>\n<li>Vyh\u013eadajte v ob\u00e1lkovom spektre vrchol BSF.<\/li>\n<li>Overte vzor postrann\u00fdch p\u00e1sem FTF \u2014 najspo\u013eahlivej\u0161ie potvrdenie poruchy valiv\u00e9ho prvku.<\/li>\n<li>Skontrolujte 2\u00d7BSF, ktor\u00fd amplit\u00fadou \u010dasto prevy\u0161uje z\u00e1kladn\u00fa zlo\u017eku.<\/li>\n<li>Vykonajte nieko\u013eko meran\u00ed; o\u010dak\u00e1van\u00e1 premenlivos\u0165 amplit\u00fady je sama o sebe potvrdzuj\u00faca.<\/li>\n<\/ul>\n<p>V ter\u00e9ne je cel\u00e1 t\u00e1to postupnos\u0165 \u2014 meranie \u0161irokop\u00e1smovej \u00farovne, zachytenie spektra a vykonanie ob\u00e1lkovej anal\u00fdzy \u2014 presne t\u00fdm druhom diagnostiky lo\u017e\u00edsk, na ktor\u00fd je prenosn\u00fd dvojkan\u00e1lov\u00fd analyz\u00e1tor ur\u010den\u00fd. <a href=\"https:\/\/vibromera.eu\/sk\/produkt\/balanset-1\/\">Balanset-1A<\/a> zaznamen\u00e1va FFT spektrum a \u010dasov\u00fd priebeh priamo z lo\u017eiskov\u00fdch telies stroja pri prev\u00e1dzkov\u00fdch ot\u00e1\u010dkach, tak\u017ee analytik dok\u00e1\u017ee rozpozna\u0165 rodinu BSF a jej postrann\u00e9 p\u00e1sma FTF priamo na mieste bez rozoberania stroja a potom klasifikova\u0165 po\u0161kodenie n\u00e1strojom, ak\u00fdm je <a href=\"https:\/\/vibromera.eu\/sk\/calculators\/bearing-damage-classifier\/\">Klasifik\u00e1tor po\u0161kodenia lo\u017eiska (ISO 15243)<\/a>. Rovnak\u00fd pr\u00edstroj v\u00e1m tie\u017e umo\u017e\u0148uje potvrdi\u0165, \u017ee porucha lo\u017eiska je skuto\u010dn\u00e1 a nejde len o \u0161truktur\u00e1lny artefakt, e\u0161te pred rozhodnut\u00edm o v\u00fdmene.<\/p>\n<h3>Vizu\u00e1lna kontrola<\/h3>\n<ul>\n<li>Rozoberte lo\u017eisko a skontrolujte ka\u017ed\u00fa gu\u013e\u00f4\u010dku alebo val\u010dek jednotlivo.<\/li>\n<li>H\u013eadajte odlupovanie, praskliny, zapusten\u00fd materi\u00e1l, kor\u00f3ziu<\/li>\n<li>Prehmatajte drsnos\u0165 povrchu \u2014 hladk\u00e9 verzus zrnit\u00e9 prvky.<\/li>\n<li>Skontrolujte geometrick\u00fa presnos\u0165 (ov\u00e1lnos\u0165).<\/li>\n<li>Odfotografujte ka\u017ed\u00fa chybu do z\u00e1znamu o \u00fadr\u017ebe.<\/li>\n<\/ul>\n<h3>N\u00e1pravn\u00e9 opatrenie a hlavn\u00e1 pr\u00ed\u010dina<\/h3>\n<p>Okam\u017eitou reakciou je zv\u00fd\u0161i\u0165 frekvenciu monitorovania v s\u00falade s <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/defect-severity\/\">z\u00e1va\u017enos\u0165 chyby<\/a>, napl\u00e1nova\u0165 v\u00fdmenu lo\u017eiska a skontrolova\u0165 obe\u017en\u00e9 dr\u00e1hy na sekund\u00e1rne po\u0161kodenie. Trval\u00e9 rie\u0161enie spo\u010d\u00edva v anal\u00fdze hlavnej pr\u00ed\u010diny: presk\u00famajte v\u00fdber a za\u0165a\u017eenie lo\u017eiska, overte dostato\u010dnos\u0165 mazania, vyp\u00e1trajte zdroje kontamin\u00e1cie, preverte postup mont\u00e1\u017ee a tam, kde bola porucha pred\u010dasn\u00e1, zv\u00e1\u017ete vylep\u0161en\u00fa \u0161pecifik\u00e1ciu lo\u017eiska. Sp\u00e4tn\u00e9 premietnutie t\u00fdchto zisten\u00ed do \u0161trukt\u00farovan\u00e9ho <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/condition-monitoring\/\">monitorovanie stavu<\/a> programu je to, \u010do z jednorazovej poruchy sprav\u00ed poruchu, ktorej sa predi\u0161lo.<\/p>\n<p>Po\u0161kodenia valiv\u00fdch elementov, hoci s\u00fa menej \u010dast\u00e9 ako po\u0161kodenia obe\u017en\u00fdch dr\u00e1h, vy\u017eaduj\u00fa jasn\u00e9 pochopenie ich charakteristick\u00e9ho podpisu BSF s postrann\u00fdmi p\u00e1smami FTF pre presn\u00fa diagnostiku. V\u010dasn\u00e9 odhalenie pomocou ob\u00e1lkovej anal\u00fdzy umo\u017e\u0148uje pl\u00e1novan\u00fa \u00fadr\u017ebu d\u00e1vno predt\u00fdm, ne\u017e sa porucha rozvinie do v\u00e1\u017eneho po\u0161kodenia lo\u017eiska a mo\u017en\u00e9ho katastrofick\u00e9ho zlyhania.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/sk\/glossary\/\">\u2190 Sp\u00e4\u0165 na hlavn\u00fd index<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Z\u00edskajte inform\u00e1cie o chyb\u00e1ch valiv\u00fdch telies v lo\u017eisk\u00e1ch, po\u0161koden\u00ed gu\u013e\u00f4\u010dok alebo val\u010dekov vr\u00e1tane odlupovania, praskl\u00edn a materi\u00e1lov\u00fdch ch\u00fdb, ktor\u00e9 je mo\u017en\u00e9 zisti\u0165 pomocou frekvencie BSF a postrann\u00fdch p\u00e1siem 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\/sk\/wp-json\/wp\/v2\/glossary\/20649","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/glossary\/20649\/revisions"}],"predecessor-version":[{"id":101399,"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/glossary\/20649\/revisions\/101399"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/media?parent=20649"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/categories?post=20649"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/tags?post=20649"}],"curies":[{"name":"pracovn\u00fd list","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}