{"id":47,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/bearing-clearance\/"},"modified":"2026-05-23T22:55:19","modified_gmt":"2026-05-23T22:55:19","slug":"bearing-clearance","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/fi\/glossary\/bearing-clearance\/","title":{"rendered":"Mik\u00e4 on laakeriv\u00e4lys? Sis\u00e4inen v\u00e4lys ja sovitus"},"content":{"rendered":"<h1>Laakeriv\u00e4lyksen ymm\u00e4rt\u00e4minen<\/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\/fi\/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\/fi\/product\/balanset-1\/\" title=\"Kannettava tasapainotin ja t\u00e4rin\u00e4analysaattori 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 kannettava tasapainotin ja v\u00e4r\u00e4htelyanalysaattori, t\u00e4ydellinen sarja\" 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\/fi\/product-category\/devices\/\" rel=\"tag\">Laitteet<\/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\/fi\/product\/balanset-1\/\" title=\"Kannettava tasapainotin ja t\u00e4rin\u00e4analysaattori Balanset-1A\">Kannettava tasapainotin &#038; t\u00e4rin\u00e4analysaattori 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\">&euro;<\/span>1,975.00<\/span> + ALV (jos sovellettavissa)<\/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=\"\/fi\/wp-json\/wp\/v2\/glossary\/47?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=\"Lis\u00e4\u00e4 ostoskoriin\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lis\u00e4\u00e4 ostoskoriin\" 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=\"\/fi\/wp-json\/wp\/v2\/glossary\/47?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=\"Lis\u00e4\u00e4 ostoskoriin: \u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d on lis\u00e4tty ostoskoriin\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lis\u00e4\u00e4 ostoskoriin<\/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\/fi\/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\/fi\/product\/vibration-sensor\/\" title=\"T\u00e4rin\u00e4anturi\">\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=\"Balanset-1A:n t\u00e4rin\u00e4anturin l\u00e4hikuva\" 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\/fi\/product-category\/parts\/\" rel=\"tag\">Osat<\/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\/fi\/product\/vibration-sensor\/\" title=\"T\u00e4rin\u00e4anturi\">T\u00e4rin\u00e4anturi<\/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\">&euro;<\/span>90.00<\/span> + ALV (jos sovellettavissa)<\/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=\"\/fi\/wp-json\/wp\/v2\/glossary\/47?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=\"Lis\u00e4\u00e4 ostoskoriin\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lis\u00e4\u00e4 ostoskoriin\" 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=\"\/fi\/wp-json\/wp\/v2\/glossary\/47?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=\"Lis\u00e4\u00e4 ostoskoriin: \u201cVibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201cVibration sensor\u201d on lis\u00e4tty ostoskoriin\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lis\u00e4\u00e4 ostoskoriin<\/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\/fi\/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\/fi\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optinen anturi (lasertakometri)\">\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=\"Optinen anturi (lasertakometri)\" 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\/fi\/product-category\/parts\/\" rel=\"tag\">Osat<\/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\/fi\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optinen anturi (lasertakometri)\">Optinen anturi (lasertakometri)<\/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\">&euro;<\/span>124.00<\/span> + ALV (jos sovellettavissa)<\/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=\"\/fi\/wp-json\/wp\/v2\/glossary\/47?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=\"Lis\u00e4\u00e4 ostoskoriin\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lis\u00e4\u00e4 ostoskoriin\" 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=\"\/fi\/wp-json\/wp\/v2\/glossary\/47?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=\"Lis\u00e4\u00e4 ostoskoriin: \u201cOptical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201cOptical Sensor (Laser Tachometer)\u201d on lis\u00e4tty ostoskoriin\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lis\u00e4\u00e4 ostoskoriin<\/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\/fi\/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\/fi\/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=\"Vibromera-roottorin tasapainotussarja: kantolaukku, monikanavainen signaalimuunnin, k\u00e4dess\u00e4 pidett\u00e4v\u00e4 analysaattori, magneettijalusta, t\u00e4rin\u00e4anturit ja kierretyt kaapelit.\" 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\/fi\/product-category\/devices\/\" rel=\"tag\">Laitteet<\/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\/fi\/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\">&euro;<\/span>6,803.00<\/span> + ALV (jos sovellettavissa)<\/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=\"\/fi\/wp-json\/wp\/v2\/glossary\/47?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=\"Lis\u00e4\u00e4 ostoskoriin\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lis\u00e4\u00e4 ostoskoriin\" 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=\"\/fi\/wp-json\/wp\/v2\/glossary\/47?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=\"Lis\u00e4\u00e4 ostoskoriin: \u201cBalanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201cBalanset-4\u201d on lis\u00e4tty ostoskoriin\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lis\u00e4\u00e4 ostoskoriin<\/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\/fi\/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\/fi\/product\/magnet-stand\/\" title=\"Magneettinen jalusta 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=\"Magneettipohja.\" 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\/fi\/product-category\/parts\/\" rel=\"tag\">Osat<\/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\/fi\/product\/magnet-stand\/\" title=\"Magneettinen jalusta Insize-60-kgf\">Magneettinen jalusta 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\">&euro;<\/span>46.00<\/span> + ALV (jos sovellettavissa)<\/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=\"\/fi\/wp-json\/wp\/v2\/glossary\/47?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=\"Lis\u00e4\u00e4 ostoskoriin\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lis\u00e4\u00e4 ostoskoriin\" 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=\"\/fi\/wp-json\/wp\/v2\/glossary\/47?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=\"Lis\u00e4\u00e4 ostoskoriin: \u201cMagnetic Stand Insize-60-kgf\u201d\" rel=\"nofollow\" data-success_message=\"\u201cMagnetic Stand Insize-60-kgf\u201d on lis\u00e4tty ostoskoriin\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lis\u00e4\u00e4 ostoskoriin<\/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\/fi\/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\/fi\/product\/reflective-tape\/\" title=\"Heijastava nauha\">\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=\"Heijastava nauha\" 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\/fi\/product-category\/parts\/\" rel=\"tag\">Osat<\/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\/fi\/product\/reflective-tape\/\" title=\"Heijastava nauha\">Heijastava nauha<\/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\">&euro;<\/span>10.00<\/span> + ALV (jos sovellettavissa)<\/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=\"\/fi\/wp-json\/wp\/v2\/glossary\/47?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=\"Lis\u00e4\u00e4 ostoskoriin\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lis\u00e4\u00e4 ostoskoriin\" 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=\"\/fi\/wp-json\/wp\/v2\/glossary\/47?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=\"Lis\u00e4\u00e4 ostoskoriin: \u201cReflective tape\u201d\" rel=\"nofollow\" data-success_message=\"\u201cReflective tape\u201d on lis\u00e4tty ostoskoriin\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lis\u00e4\u00e4 ostoskoriin<\/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\/fi\/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\/fi\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dynaaminen tasapainotin &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=\"Balanset-1A-pakkauksen sis\u00e4lt\u00f6, jossa on liit\u00e4nt\u00e4yksikk\u00f6, anturit, kierroslukumittari ja lis\u00e4varusteet\" 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\/fi\/product-category\/devices\/\" rel=\"tag\">Laitteet<\/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\/fi\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dynaaminen tasapainotin &quot;Balanset-1A&quot; OEM\">Dynaaminen tasapainotin \"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\">&euro;<\/span>1,735.00<\/span> + ALV (jos sovellettavissa)<\/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=\"\/fi\/wp-json\/wp\/v2\/glossary\/47?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=\"Lis\u00e4\u00e4 ostoskoriin\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lis\u00e4\u00e4 ostoskoriin\" 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=\"\/fi\/wp-json\/wp\/v2\/glossary\/47?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=\"Lis\u00e4\u00e4 ostoskoriin: \u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d on lis\u00e4tty ostoskoriin\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lis\u00e4\u00e4 ostoskoriin<\/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>Laakeriv\u00e4lys<\/strong> \u2014 jota kutsutaan my\u00f6s sis\u00e4iseksi v\u00e4lykseksi tai laakerin v\u00e4lykseksi \u2014 on se kokonaismatka, jonka toinen laakerirenkaista voi liikkua suhteessa toiseen, ennen kuin vierint\u00e4elementit koskettavat molempia laakeriratoja samanaikaisesti. Sit\u00e4 esiintyy kahdessa suunnassa: <strong>s\u00e4teitt\u00e4inen v\u00e4lys<\/strong> (akselin poikki) ja <strong>aksiaaliv\u00e4lys<\/strong> (sen varrella). Yksinkertaisesti sanottuna kyse on laakerin rakenteeseen tarkoituksella sis\u00e4llytetyst\u00e4 &#8220;v\u00e4lyksest\u00e4&#8221;, jonka avulla se pystyy vaimentamaan l\u00e4mp\u00f6laajenemista, kuormituksen aiheuttamaa taipumaa ja puristussovituksen aiheuttamaa painetta, mutta toimii silti niin, ett\u00e4 osat ovat oikein paikoillaan. Kun v\u00e4lys on mitoitettu oikein, laakeri toimii viile\u00e4n\u00e4, hiljaisena ja tasaisesti; jos v\u00e4lys on v\u00e4\u00e4r\u00e4, sama laakeri ylikuumenee tai kolisee itsens\u00e4 ennenaikaiseen loppuun, ja ongelma ilmenee usein koneen <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/vibration\/\">t\u00e4rin\u00e4<\/a>.<\/p>\n<h2>1. M\u00e4\u00e4ritelm\u00e4: Mik\u00e4 on laakerin v\u00e4lys?<\/h2>\n<p>V\u00e4lys m\u00e4\u00e4r\u00e4\u00e4 l\u00e4hes kaiken, mik\u00e4 laakerissa toimii hyvin tai huonosti: kuormituksen jakautumisen vierint\u00e4elementeille, sis\u00e4isen kitkan ja l\u00e4mm\u00f6nkehityksen, melun, py\u00f6rint\u00e4tarkkuuden, j\u00e4ykkyyden ja viime k\u00e4dess\u00e4 v\u00e4symisik\u00e4n. Liian pieni v\u00e4lys ahtaa elementit liian tiiviisti yhteen, nostaa kosketusj\u00e4nnityksi\u00e4 ja aiheuttaa ylikuumenemista sek\u00e4 ennenaikaista vikaantumista. Liian suuri v\u00e4lys antaa akselin liikkua vapaasti, aiheuttaa melua, iskukuormitusta ja ep\u00e4tarkkaa asemointia sek\u00e4 siirt\u00e4\u00e4 energiaa <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/vibration\/\">t\u00e4rin\u00e4<\/a> spektriin. V\u00e4lysvalinnan koko taito piilee siin\u00e4, ett\u00e4 j\u00e4tet\u00e4\u00e4n pieni <em>positiivinen<\/em> v\u00e4lys, kun laakeri saavuttaa todellisen toimintatilansa \u2013 ei toimitushetken tilaa.<\/p>\n<h3>S\u00e4teitt\u00e4inen sis\u00e4inen v\u00e4lys<\/h3>\n<p>T\u00e4m\u00e4 on yleisimmin k\u00e4ytetty tyyppi ja se, jolla on suurin merkitys yleisten py\u00f6rivien koneiden kannalta.<\/p>\n<ul>\n<li><strong>M\u00e4\u00e4ritelm\u00e4:<\/strong> et\u00e4isyys, jonka sis\u00e4rengas voi liikkua s\u00e4teitt\u00e4isesti suhteessa ulkorenkaaseen.<\/li>\n<li><strong>Mittaus:<\/strong> pid\u00e4 toista rengasta paikallaan ja mittaa toisen renkaan suurin s\u00e4teitt\u00e4inen siirtym\u00e4.<\/li>\n<li><strong>Tyypilliset arvot:<\/strong> noin 5\u201350 mikrometri\u00e4 (0,0002\u20130,002 tuumaa) pieniss\u00e4 ja keskisuurissa laakereissa.<\/li>\n<li><strong>Vaikuttaa:<\/strong> s\u00e4teitt\u00e4inen j\u00e4ykkyys, kuormituksen jakautuminen elementtien kesken ja s\u00e4teitt\u00e4inen py\u00f6rint\u00e4tarkkuus.<\/li>\n<\/ul>\n<h3>Aksiaalinen sis\u00e4inen v\u00e4lys<\/h3>\n<p>T\u00e4rke\u00e4\u00e4 laakerityypeille, jotka kest\u00e4v\u00e4t my\u00f6s aksiaalikuormitusta.<\/p>\n<ul>\n<li><strong>M\u00e4\u00e4ritelm\u00e4:<\/strong> et\u00e4isyys, jonka sis\u00e4rengas voi liikkua aksiaalisesti suhteessa ulkorenkaaseen.<\/li>\n<li><strong>Soveltuu:<\/strong> kulmakosketus- ja kartiorullalaakerit.<\/li>\n<li><strong>S\u00e4\u00e4t\u00f6:<\/strong> asetetaan usein kokoonpanon yhteydess\u00e4 v\u00e4lilevyjen avulla tai kirist\u00e4m\u00e4ll\u00e4 lukkomutteria \u2014 sama toimenpide, jota k\u00e4ytet\u00e4\u00e4n <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/preload\/\">laakerin esij\u00e4nnitys<\/a>.<\/li>\n<li><strong>Vaikuttaa:<\/strong> aksiaalinen j\u00e4ykkyys, esij\u00e4nnitys ja ty\u00f6nt\u00f6voimakapasiteetti.<\/li>\n<\/ul>\n<h2>2. V\u00e4lysluokitukset (ISO-ryhm\u00e4t)<\/h2>\n<p>Laakerit valmistetaan standardoitujen v\u00e4lysluokkien mukaisesti, joten suunnittelija voi tilata valmiina tietyn v\u00e4lysalueen. ISO-luokat tiukimmasta l\u00f6ysimp\u00e4\u00e4n ovat:<\/p>\n<ul>\n<li><strong>C2:<\/strong> v\u00e4lys normaalia pienempi (tiukempi).<\/li>\n<li><strong>CN (Normaali):<\/strong> vakiov\u00e4lys useimpiin k\u00e4ytt\u00f6tarkoituksiin.<\/li>\n<li><strong>C3:<\/strong> v\u00e4lys normaalia suurempi (l\u00f6ysempi).<\/li>\n<li><strong>C4:<\/strong> suurempi kuin C3 (viel\u00e4 v\u00e4ljempi).<\/li>\n<li><strong>C5:<\/strong> suurempi kuin C4 (suurin sallittu v\u00e4lys).<\/li>\n<\/ul>\n<p>Oikean ryhm\u00e4n valinta on sovellukseen liittyv\u00e4 p\u00e4\u00e4t\u00f6s:<\/p>\n<ul>\n<li><strong>C2 (tiukka):<\/strong> hiljainen k\u00e4ynti, v\u00e4h\u00e4inen <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/run-out\/\">akselin heitto<\/a>, alhaiset k\u00e4ytt\u00f6l\u00e4mp\u00f6tilat.<\/li>\n<li><strong>CN (Normaali):<\/strong> standardi yleiseen teollisuusk\u00e4ytt\u00f6\u00f6n.<\/li>\n<li><strong>C3 (l\u00f6ys\u00e4):<\/strong> tiukat istuvuudet, korkeat k\u00e4ytt\u00f6l\u00e4mp\u00f6tilat, suuret kuormitukset, pallorullalaakerit.<\/li>\n<li><strong>C4, C5:<\/strong> eritt\u00e4in korkeat l\u00e4mp\u00f6tilat, eritt\u00e4in tiukat puristusistuvuudet ja suuret laakerit, joiden l\u00e4mp\u00f6laajeneminen on huomattavaa.<\/li>\n<\/ul>\n<h2>3. Alkuper\u00e4inen ja k\u00e4ytt\u00f6v\u00e4lys<\/h2>\n<p>Laakeri ei toimi l\u00e4hes koskaan sill\u00e4 v\u00e4lyksell\u00e4, joka sill\u00e4 oli hyllyll\u00e4. Suorituskyky\u00e4 tosiasiassa m\u00e4\u00e4ritt\u00e4v\u00e4 luku on <strong>toimintav\u00e4lys<\/strong> \u2014 mit\u00e4 j\u00e4\u00e4 j\u00e4ljelle, kun laakeri on asennettu, kuormitettu ja kuumennettu. Useat tekij\u00e4t kaventavat rakoa, ja muutamat taas avaavat sen uudelleen.<\/p>\n<h3>V\u00e4lyst\u00e4 pienent\u00e4v\u00e4t tekij\u00e4t<\/h3>\n<ul>\n<li><strong>Puristusistuvuus (akseli):<\/strong> Tiukka istuvuus venytt\u00e4\u00e4 sis\u00e4rengasta, mik\u00e4 kuluttaa v\u00e4lyst\u00e4 \u2014 tyypillisesti noin 70\u201380 % halkaisijan ahdistuksesta menetet\u00e4\u00e4n v\u00e4lykseksi.<\/li>\n<li><strong>Puristusistuvuus (kotelo):<\/strong> Tiukka koteloistuvuus puristaa ulkorengasta kokoon, v\u00e4hent\u00e4en v\u00e4lyst\u00e4 noin 10\u201320 % ahdistuksesta.<\/li>\n<li><strong>K\u00e4ytt\u00f6l\u00e4mp\u00f6tila:<\/strong> sis\u00e4rengas kuumenee yleens\u00e4 ulkorenkaata enemm\u00e4n; l\u00e4mp\u00f6laajenemisen ero pienent\u00e4\u00e4 v\u00e4lyst\u00e4.<\/li>\n<li><strong>Kuormitus:<\/strong> Kohdistuva kuormitus aiheuttaa renkaisiin ja osiin joustavaa muodonmuutosta, mik\u00e4 pienent\u00e4\u00e4 todellista rakoa.<\/li>\n<\/ul>\n<h3>V\u00e4lyst\u00e4 lis\u00e4\u00e4v\u00e4t tekij\u00e4t<\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/vibromera.eu\/fi\/glossary\/bearing-wear\/\">Laakerien kuluminen<\/a>:<\/strong> Kiskoista ja osista irronnut materiaali laajentaa rakoa ajan my\u00f6t\u00e4.<\/li>\n<li><strong>Plastinen muodonmuutos:<\/strong> Juoksuratojen brinelloituminen tai kolhiintuminen lis\u00e4\u00e4 v\u00e4lyst\u00e4.<\/li>\n<li><strong>Radan luistaminen:<\/strong> Riitt\u00e4m\u00e4t\u00f6n kiristys aiheuttaa renkaan py\u00f6rimisen kiinnityskohdassaan, mik\u00e4 kuluttaa uraa ja l\u00f6ys\u00e4\u00e4 koko rakennetta.<\/li>\n<\/ul>\n<blockquote><p>K\u00e4ytt\u00f6v\u00e4lys = Alkuper\u00e4inen v\u00e4lys \u2013 Asennussovitteen aiheuttama pieneneminen \u2013 L\u00e4mp\u00f6laajenemisen aiheuttama pieneneminen + Kuluminen<\/p><\/blockquote>\n<p>Hyv\u00e4 suunnittelu takaa t\u00e4lle pienet positiiviset arvot. Nolla tai negatiivinen k\u00e4ytt\u00f6v\u00e4lys tarkoittaa, ett\u00e4 laakeri on esij\u00e4nnitetty \u2013 joskus t\u00e4m\u00e4 on tarkoituksellista, mutta jos se tapahtuu vahingossa, se lis\u00e4\u00e4 kitkaa ja l\u00e4mm\u00f6nkehityst\u00e4. Koska laskelmat yhdist\u00e4v\u00e4t useita vaikutuksia toisiinsa, on helppo tehd\u00e4 virheit\u00e4; j\u00e4rjestelm\u00e4llinen ty\u00f6kalu, kuten meid\u00e4n <a href=\"https:\/\/vibromera.eu\/fi\/calculators\/bearing-internal-clearance\/\">Laakerin sis\u00e4isen v\u00e4lyksen laskin (ISO 5753)<\/a> sen avulla voit k\u00e4yd\u00e4 l\u00e4pi C2\u2013C5-luokkien sovitus-, l\u00e4mp\u00f6- ja luokkavarat sek\u00e4 tarkistaa j\u00e4\u00e4nn\u00f6sv\u00e4lyksen ennen laakerin valintaa.<\/p>\n<h2>4. Virheellisen v\u00e4lyksen vaikutukset<\/h2>\n<h3>Liian pieni v\u00e4lys (liian tiukka laakeri)<\/h3>\n<ul>\n<li><strong>Liiallinen kitka:<\/strong> Suuret kosketuskuormitukset lis\u00e4\u00e4v\u00e4t kitkaa ja l\u00e4mm\u00f6n muodostumista.<\/li>\n<li><strong>Ylikuumeneminen:<\/strong> l\u00e4mp\u00f6tilat voivat nousta tuhoisille tasoille (yli ~120 \u00b0C).<\/li>\n<li><strong>Liian aikainen v\u00e4symys:<\/strong> suuret kuormitukset kuluttavat v\u00e4symisik\u00e4\u00e4 nopeammin.<\/li>\n<li><strong>Melu:<\/strong> Tiukat laakerit voivat aiheuttaa kime\u00e4\u00e4 vinkumista.<\/li>\n<li><strong>Jumiutumisriski:<\/strong> \u00e4\u00e4rimm\u00e4isiss\u00e4 tapauksissa laakeri voi jumiutua kokonaan.<\/li>\n<\/ul>\n<h3>Liian suuri v\u00e4lys (l\u00f6ys\u00e4 laakeri)<\/h3>\n<ul>\n<li><strong>T\u00f6rm\u00e4yskuormitus:<\/strong> vierint\u00e4elimet iskeytyv\u00e4t juoksuratoihin jokaisen kuormitussuunnan vaihdon yhteydess\u00e4.<\/li>\n<li><strong>Melu:<\/strong> kuuluva kolina tai kolkutus.<\/li>\n<li><strong>T\u00e4rin\u00e4:<\/strong> vaikutukset ja ep\u00e4tasainen kuormituksen jakautuminen aiheuttavat t\u00e4rin\u00e4\u00e4 ja ovat samankaltaisia kuin mekaanisten ilmi\u00f6iden tunnusmerkit <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/looseness\/\">l\u00f6ysyys<\/a>.<\/li>\n<li><strong>V\u00e4hentynyt tarkkuus:<\/strong> liiallinen <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/run-out\/\">akselin heitto<\/a> sek\u00e4 paikannusvirheet.<\/li>\n<li><strong>Nopeutunut kuluminen:<\/strong> iskut ja vierint\u00e4elimien luistaminen kiihdytt\u00e4v\u00e4t pinnan kulumista.<\/li>\n<li><strong>H\u00e4kkivaurio:<\/strong> liian suuri v\u00e4lys voi rikkoa laakeripes\u00e4n.<\/li>\n<\/ul>\n<h2>5. Kuinka v\u00e4lyst\u00e4 mitataan<\/h2>\n<h3>Ennen asennusta (kiinnitt\u00e4m\u00e4t\u00f6n)<\/h3>\n<p><strong>S\u00e4teitt\u00e4isen v\u00e4lyksen mittaus:<\/strong> tue ulkorenkaata, kohdista sis\u00e4renkaaseen pieni s\u00e4teitt\u00e4inen kuormitus ja mittaa siirtym\u00e4 mittakellolla \u2013 tyypillisesti 10\u201330 \u00b5m keskikokoisissa laakereissa \u2013 ja vertaa tulosta valmistajan taulukkoon. <strong>Tuntoarviointimenetelm\u00e4 (laadullinen):<\/strong> pid\u00e4 toista sormusta k\u00e4dess\u00e4 ja heiluttele toista k\u00e4dell\u00e4; kokenut sovittaja osaa arvioida, onko v\u00e4lys suunnilleen oikea. Menetelm\u00e4 on ep\u00e4tarkka, mutta nopea pikatarkastus.<\/p>\n<h3>Asennuksen j\u00e4lkeen<\/h3>\n<p><strong>Aksiaalinen siirtym\u00e4menetelm\u00e4:<\/strong> asennettuun laakeriin kohdistetaan aksiaalivoima ja mitataan aksiaalinen liike, joka liittyy s\u00e4teitt\u00e4iseen v\u00e4lykseen \u2013 vaikkakin t\u00e4m\u00e4 edellytt\u00e4\u00e4 p\u00e4\u00e4sy\u00e4 akselin p\u00e4\u00e4h\u00e4n. <strong>T\u00e4rin\u00e4analyysi:<\/strong> kun kone on k\u00e4ynniss\u00e4, liian suuri v\u00e4lys ilmenee kohonneena korkeataajuisena energiana ja iskuj\u00e4lkin\u00e4 <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/time-waveform\/\">aika-aaltomuoto<\/a>, sek\u00e4 laakerin ominaistaajuuksien muutokset.<\/p>\n<h2>6. V\u00e4lyksen valintaohjeet<\/h2>\n<p><strong>Ota huomioon l\u00e4mp\u00f6tilan nousu.<\/strong> Arvioi laakerin l\u00e4mp\u00f6tilan nousu ymp\u00e4rist\u00f6n l\u00e4mp\u00f6tilasta (yleens\u00e4 20\u201360 \u00b0C), laske sis\u00e4- ja ulkorenkaan v\u00e4linen l\u00e4mp\u00f6laajenemisen ero ja valitse alustava luokka, joka vastaa haluttua k\u00e4ytt\u00f6v\u00e4lyst\u00e4. Hy\u00f6dyllinen nyrkkis\u00e4\u00e4nt\u00f6 on, ett\u00e4 100 mm:n porausaukolla varustetun laakerin v\u00e4lyst\u00e4 menetet\u00e4\u00e4n noin 1 \u00b5m jokaista sis\u00e4- ja ulkorenkaan v\u00e4list\u00e4 l\u00e4mp\u00f6tilaeroa (\u00b0C) kohti.<\/p>\n<p><strong>S\u00e4\u00e4d\u00e4 istuvuutta.<\/strong> Tiukka akselistuistuvuus vaatii C3- tai C4-luokan sis\u00e4renkaan laajenemisen kompensoimiseksi; l\u00f6ys\u00e4 akselistuistuvuus voi soveltua CN- tai C2-luokalle. Kotelon sovitteen vaikutukset ovat yleens\u00e4 v\u00e4h\u00e4isempi\u00e4 kuin akselin sovitteen vaikutukset.<\/p>\n<p><strong>Valitse sopiva sovellus.<\/strong><\/p>\n<ul>\n<li><strong>Tarkkuussovellukset:<\/strong> C2 tai CN, jotta py\u00f6rimish\u00e4iri\u00f6 on mahdollisimman pieni.<\/li>\n<li><strong>S\u00e4hk\u00f6moottorit:<\/strong> C3 on yleinen valinta akselin tiukan istuvuuden ja merkitt\u00e4v\u00e4n l\u00e4mp\u00f6tilan nousun vuoksi.<\/li>\n<li><strong>K\u00e4ytt\u00f6 korkeissa l\u00e4mp\u00f6tiloissa:<\/strong> C4 tai C5 l\u00e4mp\u00f6laajenemisen kompensoimiseksi.<\/li>\n<li><strong>Raskaat kuormat:<\/strong> C3 tai C4, kun hyv\u00e4ksyt\u00e4\u00e4n jonkin verran v\u00e4lyksen pienentyminen kuormitettuna.<\/li>\n<\/ul>\n<h2>7. Yhteys t\u00e4rin\u00e4\u00e4n ja vianm\u00e4\u00e4ritykseen<\/h2>\n<p>V\u00e4lys ei ole pelkk\u00e4 sovitusyksityiskohta \u2014 se vaikuttaa koneen tuottamaan t\u00e4rin\u00e4\u00e4n, mink\u00e4 ansiosta se on diagnosoitavissa. Liian suuri v\u00e4lys aiheuttaa <em>ep\u00e4lineaarinen<\/em> vastaus: vierint\u00e4elementit menett\u00e4v\u00e4t kosketuksen ja t\u00f6rm\u00e4\u00e4v\u00e4t uudelleen jokaisella kierroksella, mik\u00e4 aiheuttaa useita <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/harmonics\/\">yliaallot<\/a>, laajakaistainen korkeataajuinen kohina sek\u00e4 ep\u00e4s\u00e4\u00e4nn\u00f6llinen tason nousu, joka ei nouse tasaisesti nopeuden kasvaessa. Kokonaisv\u00e4rin\u00e4n tasainen kasvu kuukausien kuluessa on tyypillinen merkki siit\u00e4, ett\u00e4 kuluminen on lis\u00e4nnyt v\u00e4lyst\u00e4, kun taas laakerin tehollisen j\u00e4ykkyyden muutokset voivat vaikuttaa roottorin <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/critical-speed\/\">kriittiset nopeudet<\/a>. L\u00e4mp\u00f6tila paljastaa asian toisen puolen: kuuma laakeri viittaa tiukkaan istuvuuteen, kun taas kolina l\u00e4hes huoneenl\u00e4mm\u00f6ss\u00e4 viittaa l\u00f6ysyyteen.<\/p>\n<p>Kentt\u00e4olosuhteissa n\u00e4m\u00e4 oireet ovat juuri niit\u00e4, joita kannettava kaksikanavainen analysaattori on suunniteltu havaitsemaan. Insin\u00f6\u00f6rit k\u00e4ytt\u00e4v\u00e4t <a href=\"https:\/\/vibromera.eu\/fi\/tuote\/balanset-1\/\">Balanset-1A<\/a> k\u00e4yntiaikaisen <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/spectrum\/\">spektri<\/a> ja aikak\u00e4yr\u00e4 <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/accelerometer\/\">kiihtyvyysanturi<\/a> laakeripes\u00e4ss\u00e4, seuraa kokonaisv\u00e4rin\u00e4tason kehityst\u00e4 aikaisempaan <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/baseline\/\">l\u00e4ht\u00f6taso<\/a>, ja erottaa aidon, v\u00e4lyksen aiheuttaman l\u00f6ysyyden <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/bearing-defects\/\">laakeriviat<\/a> kuten radan hilseily. Koska v\u00e4lyksen kasvu nostaa laajakaistaisen taustatason, kun taas yksitt\u00e4inen vika lis\u00e4\u00e4 \u00e4\u00e4ni\u00e4 vikataajuuksilla, n\u00e4m\u00e4 kaksi n\u00e4kyv\u00e4t eri tavoin samassa mittalaitteessa \u2014 ja voit m\u00e4\u00e4ritt\u00e4\u00e4 kokonaisvaurion vakavuuden <a href=\"https:\/\/vibromera.eu\/fi\/calculators\/vibration-overall-level\/\">Kokonaisv\u00e4r\u00e4htelytason laskin<\/a> p\u00e4\u00e4tt\u00e4\u00e4, edellytt\u00e4\u00e4k\u00f6 kehitys toimenpiteit\u00e4.<\/p>\n<p>Laakerin v\u00e4lys on siis tekninen arvo, joka on valittava, tarkistettava ja jota on sen j\u00e4lkeen seurattava. Kun ymm\u00e4rret\u00e4\u00e4n, miten v\u00e4lys muuttuu testipenkist\u00e4 tuotantok\u00e4ytt\u00f6\u00f6n siirrytt\u00e4ess\u00e4 \u2013 ja miten se vaikuttaa t\u00e4rin\u00e4n ominaispiirteisiin \u2013, v\u00e4lysarvosta tulee ty\u00f6kalu, jonka avulla voidaan valita parempia laakereita, toteuttaa asennukset asianmukaisesti ja tulkita vianm\u00e4\u00e4ritystuloksia luotettavasti. Erikoistuneiden laakeripesien kohdalla samat periaatteet p\u00e4tev\u00e4t my\u00f6s <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/journal-bearing\/\">liukulaakeri<\/a>, jossa \u00f6ljykalvon muodostamalla raolla on vastaava merkitys.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/fi\/glossary\/\">\u2190 Takaisin p\u00e4\u00e4hakemistoon<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Opi laakeriv\u00e4lyksest\u00e4 eli vierint\u00e4laakereiden sis\u00e4isest\u00e4 s\u00e4teitt\u00e4isest\u00e4 ja aksiaalisesta v\u00e4lyksest\u00e4, joka vaikuttaa kuorman jakautumiseen, j\u00e4ykkyyteen, meluun ja k\u00e4ytt\u00f6ik\u00e4\u00e4n.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-47","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/glossary\/47","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/glossary\/47\/revisions"}],"predecessor-version":[{"id":101421,"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/glossary\/47\/revisions\/101421"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/media?parent=47"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/categories?post=47"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/tags?post=47"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}