{"id":201,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/preload\/"},"modified":"2026-05-23T22:44:32","modified_gmt":"2026-05-23T22:44:32","slug":"preload","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/fi\/glossary\/preload\/","title":{"rendered":"Mik\u00e4 on laakerin esij\u00e4nnitys? J\u00e4ykkyys ja tarkkuus"},"content":{"rendered":"<h1>Laakerin esij\u00e4nnityksen 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\/201?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\/201?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\/201?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\/201?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\/201?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\/201?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\/201?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\/201?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\/201?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\/201?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\/201?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\/201?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\/201?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\/201?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>Laakerin esij\u00e4nnitys<\/strong> \u2014 jota kutsutaan my\u00f6s esij\u00e4nnitykseksi tai alkukuormitukseksi \u2014 on hallittu puristuskuormitus, joka kohdistetaan laakeriin tarkoituksellisesti sen sis\u00e4isten <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/bearing-clearance\/\">v\u00e4lys<\/a> ja aiheuttaa pienen esij\u00e4nnityksen vierint\u00e4elementtien ja vierint\u00e4ratojen v\u00e4lille. Pit\u00e4m\u00e4ll\u00e4 jokaisen vierint\u00e4elementin jatkuvassa kosketuksessa vierint\u00e4ratoihin kaikissa k\u00e4ytt\u00f6olosuhteissa esij\u00e4nnitys poistaa pienen sis\u00e4isen v\u00e4lyksen, joka muuten syntyisi, jolloin tuloksena on j\u00e4ykempi ja tarkempi laakerij\u00e4rjestelm\u00e4, jossa kuormitus jakautuu paremmin ja joka kest\u00e4\u00e4 paremmin <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/vibration\/\">t\u00e4rin\u00e4<\/a>. Se on v\u00e4ltt\u00e4m\u00e4t\u00f6nt\u00e4 kaikissa sovelluksissa, joissa vaaditaan suurta j\u00e4ykkyytt\u00e4, tarkkaa akselin asemointia tai tasaista k\u00e4ynti\u00e4 vaihtelevien tai v\u00e4r\u00e4htelevien kuormitusten alaisena, ja se on vakiintunut k\u00e4yt\u00e4nt\u00f6 ty\u00f6st\u00f6koneiden karoissa, tarkkuuslaitteissa ja suurinopeuksisissa koneissa, joissa on estett\u00e4v\u00e4 <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/rotor-instability\/\">ep\u00e4vakautta<\/a> is critical.<\/p>\n<h2>1. M\u00e4\u00e4ritelm\u00e4: Vapaav\u00e4lin muuttaminen j\u00e4ykkyydeksi<\/h2>\n<p>Suurin osa vierint\u00e4laakereista valmistetaan pienell\u00e4 sis\u00e4isell\u00e4 v\u00e4lyksell\u00e4, jotta ne voidaan asentaa ja voidella. T\u00e4m\u00e4 v\u00e4lys helpottaa asennusta, mutta heikent\u00e4\u00e4 tarkkuutta: se antaa akselin taipua hieman ennen kuin vierint\u00e4elementit ottavat kuormitusta vastaan, ja se mahdollistaa kevyesti kuormitettujen elementtien luistamisen vierimisen sijaan. Esij\u00e4nnitys kumoaa t\u00e4m\u00e4n tarkoituksella \u2014 se ty\u00f6nt\u00e4\u00e4 keh\u00e4t yhteen (tai puristaa niit\u00e4 s\u00e4teitt\u00e4isesti), kunnes v\u00e4lys katoaa ja jokaisessa elementiss\u00e4 on m\u00e4\u00e4ritelty kosketusvoima jo ennen ulkoisen kuormituksen saapumista. K\u00e4yt\u00e4nn\u00f6ss\u00e4 esij\u00e4nnitys vaihtaa hieman ylim\u00e4\u00e4r\u00e4ist\u00e4 kitkaa ja l\u00e4mp\u00f6\u00e4 suureen voittoon <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/stiffness\/\">j\u00e4ykkyys<\/a> ja sijaintitarkkuus.<\/p>\n<h2>2. Tarkoitus ja edut<\/h2>\n<h3>1. Lis\u00e4\u00e4ntynyt j\u00e4ykkyys<\/h3>\n<p>T\u00e4m\u00e4 on esij\u00e4nnityksen suurin etu:<\/p>\n<ul>\n<li>Poistaa v\u00e4lyksen, joka mahdollistaa taipumisen kuormituksen aikana<\/li>\n<li>Pit\u00e4\u00e4 kaikki vierint\u00e4elementit kosketuksessa toisiinsa ja jakaa kuormituksen koko laakeripaketin kesken.<\/li>\n<li>Voi nostaa laakerin j\u00e4ykkyytt\u00e4 noin 2\u20135-kertaiseksi verrattuna esij\u00e4nnitt\u00e4m\u00e4tt\u00f6m\u00e4\u00e4n laakeriin.<\/li>\n<li>V\u00e4hent\u00e4\u00e4 akselin taipumaa ja parantaa j\u00e4rjestelm\u00e4n yleist\u00e4 j\u00e4ykkyytt\u00e4.<\/li>\n<\/ul>\n<h3>2. Parannettu tarkkuus ja t\u00e4sm\u00e4llisyys<\/h3>\n<ul>\n<li>Poistaa <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/run-out\/\">akselin heitto<\/a> joka johtuu laakerin v\u00e4lyksest\u00e4.<\/li>\n<li>Takaa tarkan ja toistettavan akselin asemoinnin.<\/li>\n<li>Erityisen t\u00e4rke\u00e4\u00e4 tarkkuuskoneille, kuten ty\u00f6st\u00f6koneille ja mittauslaitteille.<\/li>\n<li>V\u00e4hent\u00e4\u00e4 v\u00e4lykseen liittyvist\u00e4 iskuista aiheutuvaa t\u00e4rin\u00e4\u00e4.<\/li>\n<\/ul>\n<h3>3. Luistamisen ehk\u00e4isy<\/h3>\n<ul>\n<li>Varmistaa, ett\u00e4 vierint\u00e4elementit todella rullaavat eiv\u00e4tk\u00e4 luista<\/li>\n<li>Erityisen t\u00e4rke\u00e4\u00e4 kevyill\u00e4 kuormilla tai suurilla nopeuksilla<\/li>\n<li>Luistaminen aiheuttaa nopean <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/bearing-wear\/\">laakerin kuluminen<\/a> ja pintavauriot.<\/li>\n<li>Esij\u00e4nnitys varmistaa riitt\u00e4v\u00e4n kosketusvoiman, jotta py\u00f6riminen tapahtuu puhtaasti.<\/li>\n<\/ul>\n<h3>4. Melunvaimennus<\/h3>\n<ul>\n<li>Poistaa sis\u00e4isen v\u00e4lyksen aiheuttaman kolinan.<\/li>\n<li>Toimii hiljaisemmin ja tasaisemmin.<\/li>\n<li>Hy\u00f6dyllinen henkil\u00f6st\u00f6n tai herk\u00e4n laitteiston l\u00e4heisyydess\u00e4.<\/li>\n<\/ul>\n<h3>5. Vakauden parantaminen<\/h3>\n<p>Kohteessa <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/rotor-dynamics\/\">roottorin dynamiikka<\/a>, esij\u00e4nnitys lis\u00e4\u00e4 vakautta:<\/p>\n<ul>\n<li>Laakerin j\u00e4ykkyyden lis\u00e4\u00e4minen nostaa <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/critical-speed\/\">kriittiset nopeudet<\/a>.<\/li>\n<li>It improves <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/damping\/\">vaimennus<\/a> characteristics.<\/li>\n<li>Se auttaa ehk\u00e4isem\u00e4\u00e4n laakereista johtuvia ep\u00e4vakaisuuksia.<\/li>\n<li>Se v\u00e4hent\u00e4\u00e4 alttiutta ulkoisille t\u00e4rin\u00f6ille.<\/li>\n<\/ul>\n<h2>3. Esij\u00e4nnityksen tyypit<\/h2>\n<h3>1. Kiinte\u00e4 (j\u00e4ykk\u00e4) esij\u00e4nnitys<\/h3>\n<p>Vakioesij\u00e4nnitys, joka ei riipu l\u00e4mp\u00f6tilasta tai py\u00f6rimisnopeudesta:<\/p>\n<ul>\n<li><strong>Menetelm\u00e4:<\/strong> V\u00e4likappaleet, kiilapalat tai lukkomutterit asetettu tiettyyn asentoon<\/li>\n<li><strong>Ominaisuudet:<\/strong> suuri j\u00e4ykkyys ja tarkka hallinta.<\/li>\n<li><strong>Rajoitukset:<\/strong> se voi kasvaa l\u00e4mp\u00f6tilan noustessa, mik\u00e4 voi aiheuttaa ylikuormituksen.<\/li>\n<li><strong>Sovellukset:<\/strong> ty\u00f6st\u00f6koneiden karat ja tarkkuuslaitteet.<\/li>\n<\/ul>\n<h3>2. Jousitettu (elastinen) esij\u00e4nnitys<\/h3>\n<p>Jousilla kiinnitetty esij\u00e4nnitys, joka mahdollistaa l\u00e4mp\u00f6tilan kompensoinnin:<\/p>\n<ul>\n<li><strong>Menetelm\u00e4:<\/strong> aaltojouset, Belleville-levyt tai kierrejouset.<\/li>\n<li><strong>Ominaisuudet:<\/strong> sallii l\u00e4mp\u00f6laajenemisen ilman ylikuormitusta.<\/li>\n<li><strong>Edut:<\/strong> siet\u00e4\u00e4 l\u00e4mp\u00f6tilan vaihteluita huomattavasti paremmin.<\/li>\n<li><strong>Sovellukset:<\/strong> laitteet, joissa l\u00e4mp\u00f6tila vaihtelee ja tarkkuusvaatimukset ovat v\u00e4h\u00e4isemm\u00e4t.<\/li>\n<\/ul>\n<h2>4. Esij\u00e4nnitysmenetelm\u00e4t<\/h2>\n<h3>Aksiaalinen esij\u00e4nnitys (yleisin)<\/h3>\n<h4>Kasvokkain tai selk\u00e4 selk\u00e4\u00e4 vasten<\/h4>\n<ul>\n<li>Kaksi kulmakosketuslaakeria, jotka on asennettu vastakkain.<\/li>\n<li>Aksiaalivoima puristaa laakerit toisiaan vasten.<\/li>\n<li>Poistaa aksiaaliv\u00e4lyksen molempiin suuntiin.<\/li>\n<li>Vakioj\u00e4rjestely ty\u00f6st\u00f6koneisiin ja tarkkuutta vaativiin sovelluksiin.<\/li>\n<\/ul>\n<h4>S\u00e4\u00e4dett\u00e4v\u00e4 esij\u00e4nnitys<\/h4>\n<ul>\n<li>Kiristysmutteri tai kierteitetty kiinnitin, jolla esij\u00e4nnitys s\u00e4\u00e4det\u00e4\u00e4n.<\/li>\n<li>Tarkistetaan v\u00e4\u00e4nt\u00f6momentin, aksiaalivoiman tai laakerin l\u00e4mp\u00f6tilan nousun perusteella.<\/li>\n<li>Voidaan asettaa asennuksen yhteydess\u00e4 tai tarkistaa huollon yhteydess\u00e4.<\/li>\n<\/ul>\n<h3>Radial preload<\/h3>\n<ul>\n<li>Juoksupintojen ja akselin tai kotelon v\u00e4linen puristusistuvuus aiheuttaa s\u00e4teitt\u00e4isen puristuksen.<\/li>\n<li>Vierint\u00e4elimet puristuvat s\u00e4teitt\u00e4isesti juoksupintojen v\u00e4liin.<\/li>\n<li>Harvinaisempaa kuin aksiaalinen esij\u00e4nnitys.<\/li>\n<li>K\u00e4ytet\u00e4\u00e4n joissakin tiivistetyiss\u00e4 laakereissa ja erikoissovelluksissa.<\/li>\n<\/ul>\n<h2>5. Esikuormituksen suuruuden valinta<\/h2>\n<h3>Light preload<\/h3>\n<ul>\n<li><strong>Voima:<\/strong> 1\u20135 % laakerin dynaamisesta kuormituskapasiteetista.<\/li>\n<li><strong>Edut:<\/strong> parannettu j\u00e4ykkyys ilman, ett\u00e4 kitka kasvaa merkitt\u00e4v\u00e4sti.<\/li>\n<li><strong>Sovellukset:<\/strong> yleiset tarkkuuskoneet.<\/li>\n<\/ul>\n<h3>Medium preload<\/h3>\n<ul>\n<li><strong>Voima:<\/strong> 5\u201310 % dynaamisesta nimelliskuormasta.<\/li>\n<li><strong>Edut:<\/strong> suuri j\u00e4ykkyys ja hyv\u00e4 tarkkuus.<\/li>\n<li><strong>Sovellukset:<\/strong> ty\u00f6st\u00f6koneiden karat ja tarkkuusk\u00e4yt\u00f6t.<\/li>\n<\/ul>\n<h3>Heavy preload<\/h3>\n<ul>\n<li><strong>Voima:<\/strong> 10\u201320 % dynaamisesta nimelliskuormasta.<\/li>\n<li><strong>Edut:<\/strong> maksimaalinen j\u00e4ykkyys ja vakaus.<\/li>\n<li><strong>Rajoitukset:<\/strong> suuri kitka, l\u00e4mm\u00f6nkehitys ja lyhentynyt k\u00e4ytt\u00f6ik\u00e4.<\/li>\n<li><strong>Sovellukset:<\/strong> eritt\u00e4in tarkka ty\u00f6st\u00f6 sek\u00e4 hidas py\u00f6rimisnopeus ja suuri j\u00e4ykkyys.<\/li>\n<\/ul>\n<p>Koska oikea arvo riippuu laakerin nimelliskapasiteetista, on hy\u00f6dyllist\u00e4 tiet\u00e4\u00e4 t\u00e4m\u00e4 arvo ennen esij\u00e4nnityksen m\u00e4\u00e4ritt\u00e4mist\u00e4; apuna voidaan k\u00e4ytt\u00e4\u00e4 esimerkiksi <a href=\"https:\/\/vibromera.eu\/fi\/calculators\/bearing-load\/\">L10-k\u00e4ytt\u00f6i\u00e4n laskin (ISO 281)<\/a> asetetaan dynaaminen kuormitusluku ja odotettu k\u00e4ytt\u00f6ik\u00e4 oikeaan mittasuhteeseen, jotta valittua esij\u00e4nnitysprosenttia voidaan arvioida suhteessa sen vaikutukseen k\u00e4ytt\u00f6ik\u00e4\u00e4n.<\/p>\n<h2>6. Haitat ja kompromissit<\/h2>\n<h3>Lis\u00e4\u00e4ntynyt kitka ja l\u00e4mm\u00f6nkehitys<\/h3>\n<ul>\n<li>Esij\u00e4nnitys lis\u00e4\u00e4 kosketuskuormitusta ja siten kitkaa.<\/li>\n<li>K\u00e4ytt\u00f6l\u00e4mp\u00f6tila nousee tyypillisesti 5\u201320 \u00b0C enemm\u00e4n kuin esij\u00e4nnitt\u00e4m\u00e4tt\u00f6m\u00e4ss\u00e4 laakerissa.<\/li>\n<li>Korkeammat l\u00e4mp\u00f6tilat nopeuttavat voiteluaineen hajoamista<\/li>\n<li>Tehostettu j\u00e4\u00e4hdytys tai <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/bearing-lubrication\/\">voitelu<\/a> may be needed.<\/li>\n<\/ul>\n<h3>Laakerin k\u00e4ytt\u00f6i\u00e4n lyheneminen<\/h3>\n<ul>\n<li>Esij\u00e4nnitys lis\u00e4\u00e4 k\u00e4ytt\u00f6kuormitusta.<\/li>\n<li>Laakerin k\u00e4ytt\u00f6i\u00e4n laskelmissa on otettava huomioon esij\u00e4nnityksen vaikutus.<\/li>\n<li>Liian suuri esij\u00e4nnitys voi lyhent\u00e4\u00e4 k\u00e4ytt\u00f6ik\u00e4\u00e4 huomattavasti.<\/li>\n<li>Perustavanlaatuinen kompromissi on j\u00e4ykkyyden ja tarkkuuden suhde kest\u00e4vyyteen n\u00e4hden.<\/li>\n<\/ul>\n<h3>L\u00e4mp\u00f6herkkyys<\/h3>\n<ul>\n<li>Kiinte\u00e4 esij\u00e4nnitys kasvaa l\u00e4mp\u00f6tilan noustessa erilaisten materiaalien eri laajenemiskertoimien vuoksi.<\/li>\n<li>Hallitsematon l\u00e4mp\u00f6laajeneminen voi aiheuttaa laakerin ylikuormittumisen.<\/li>\n<li>Jousen esij\u00e4nnitys tasoittaa n\u00e4m\u00e4 l\u00e4mp\u00f6tilan vaihtelut.<\/li>\n<li>Suunnittelussa on otettava huomioon koko k\u00e4ytt\u00f6l\u00e4mp\u00f6tila-alue.<\/li>\n<\/ul>\n<h2>7. Sovellutukset<\/h2>\n<h3>Kun esij\u00e4nnitys on v\u00e4ltt\u00e4m\u00e4t\u00f6nt\u00e4<\/h3>\n<ul>\n<li><strong>Ty\u00f6st\u00f6koneiden karat:<\/strong> hionta-, jyrsint\u00e4- ja sorvauskaroissa, joissa vaaditaan tarkkuutta ja j\u00e4ykkyytt\u00e4.<\/li>\n<li><strong>Nopeat laitteet:<\/strong> luiston ja ep\u00e4vakauden est\u00e4miseksi.<\/li>\n<li><strong>Tarkkuusinstrumentit:<\/strong> mittauslaitteet ja optiset j\u00e4rjestelm\u00e4t.<\/li>\n<li><strong>V\u00e4r\u00e4htelev\u00e4t kuormat:<\/strong> sovellukset, joissa kuormitus vaihtelee tai kuormituksen suunta vaihtelee.<\/li>\n<li><strong>Moment loads:<\/strong> laakerit, joihin kohdistuu kallistusmomentteja.<\/li>\n<\/ul>\n<h3>Tapauksissa, joissa esij\u00e4nnityst\u00e4 ei suositella<\/h3>\n<ul>\n<li>Korkean l\u00e4mp\u00f6tilan sovellukset, joissa on ylikuumenemisvaara.<\/li>\n<li>Eritt\u00e4in suuret nopeudet, joissa kitka ja l\u00e4mp\u00f6 ovat hallitsevia tekij\u00f6it\u00e4.<\/li>\n<li>Voimakkaat iskut.<\/li>\n<li>Tapaukset, joissa laakerin pitk\u00e4 k\u00e4ytt\u00f6ik\u00e4 on t\u00e4rke\u00e4mp\u00e4\u00e4 kuin j\u00e4ykkyys.<\/li>\n<li>Yleisk\u00e4ytt\u00f6 teollisuudessa, jossa tarkkuudella ei ole ratkaisevaa merkityst\u00e4.<\/li>\n<\/ul>\n<p>Esij\u00e4nnityksell\u00e4 on my\u00f6s diagnostinen ulottuvuus. Karassa, jonka esij\u00e4nnitys on kulumisen vuoksi heikentynyt tai joka on ylikuumentunut, t\u00e4rin\u00e4n ominaispiirteet muuttuvat \u2013 usein kriittiset py\u00f6rimisnopeudet siirtyv\u00e4t tai laajakaistataso nousee \u2013 joten esij\u00e4nnityksen vaikutukset ovat t\u00e4rin\u00e4analyytikon havaittavissa jo kauan ennen vian syntymist\u00e4. Kannettava kaksikanavainen analysaattori, kuten <a href=\"https:\/\/vibromera.eu\/fi\/tuote\/balanset-1\/\">Balanset-1A<\/a> pystyy mittaamaan karan <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/spectrum\/\">v\u00e4r\u00e4htelyspektri<\/a> ja kokonaistasoa k\u00e4ytt\u00f6nopeudella, mik\u00e4 tarjoaa <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/baseline\/\">l\u00e4ht\u00f6taso<\/a> jonka perusteella laakerin esij\u00e4nnityksen tai kunnon my\u00f6hempi\u00e4 muutoksia voidaan seurata \u2014 ja kun taustalla oleva ongelma osoittautuu <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/unbalance\/\">ep\u00e4tasapaino<\/a> eik\u00e4 laakereissa, tasapainotetaan samalla koneella.<\/p>\n<p>Laakerin esij\u00e4nnitys on tehokas keino parantaa laakerij\u00e4rjestelm\u00e4n suorituskyky\u00e4, sill\u00e4 se lis\u00e4\u00e4 j\u00e4ykkyytt\u00e4, parantaa tarkkuutta ja suojaa luistamiselta ja ep\u00e4vakaudelta. Se on kuitenkin m\u00e4\u00e4ritett\u00e4v\u00e4 huolellisesti punnitsemalla saavutettavat edut suhteessa lis\u00e4ttyyn kitkaan, l\u00e4mm\u00f6nkehitykseen ja lyhentyneeseen k\u00e4ytt\u00f6ik\u00e4\u00e4n, jotta jokaiselle sovellukselle saavutetaan optimaalinen tasapaino.<\/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 laakerin esij\u00e4nnitys, hallittu aksiaalinen tai radiaalinen voima, jota k\u00e4ytet\u00e4\u00e4n v\u00e4lyksen poistamiseen, j\u00e4ykkyyden ja tarkkuuden lis\u00e4\u00e4miseen sek\u00e4 vierint\u00e4laakereiden luistamisen est\u00e4miseen.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-201","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/glossary\/201","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\/201\/revisions"}],"predecessor-version":[{"id":101348,"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/glossary\/201\/revisions\/101348"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/media?parent=201"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/categories?post=201"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/tags?post=201"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}