{"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\/vi\/glossary\/bearing-clearance\/","title":{"rendered":"Khe h\u1edf \u1ed5 tr\u1ee5c l\u00e0 g\u00ec? \u0110\u1ed9 r\u01a1 v\u00e0 \u0111\u1ed9 kh\u00edt b\u00ean trong"},"content":{"rendered":"<h1>Hi\u1ec3u v\u1ec1 khe h\u1edf \u1ed5 tr\u1ee5c<\/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\/vi\/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\/vi\/product\/balanset-1\/\" title=\"M\u00e1y c\u00e2n b\u1eb1ng di \u0111\u1ed9ng &amp; M\u00e1y ph\u00e2n t\u00edch rung \u0111\u1ed9ng 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=\"B\u1ed9 \u0111\u1ea7y \u0111\u1ee7 m\u00e1y c\u00e2n b\u1eb1ng v\u00e0 ph\u00e2n t\u00edch rung \u0111\u1ed9ng c\u1ea7m tay 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\/vi\/product-category\/devices\/\" rel=\"tag\">Thi\u1ebft b\u1ecb<\/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\/vi\/product\/balanset-1\/\" title=\"M\u00e1y c\u00e2n b\u1eb1ng di \u0111\u1ed9ng &amp; M\u00e1y ph\u00e2n t\u00edch rung \u0111\u1ed9ng Balanset-1A\">M\u00e1y c\u00e2n b\u1eb1ng di \u0111\u1ed9ng &amp; M\u00e1y ph\u00e2n t\u00edch rung \u0111\u1ed9ng 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> + Thu\u1ebf GTGT (n\u1ebfu c\u00f3)<\/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=\"\/vi\/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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" 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=\"\/vi\/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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng: \u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d \u0111\u00e3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o gi\u1ecf h\u00e0ng c\u1ee7a b\u1ea1n\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng<\/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\/vi\/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\/vi\/product\/vibration-sensor\/\" title=\"C\u1ea3m bi\u1ebfn rung\">\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=\"C\u1eadn c\u1ea3nh c\u1ea3m bi\u1ebfn rung Balanset-1A\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-1024x682.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3.webp 1280w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/vi\/product-category\/parts\/\" rel=\"tag\">Ph\u1ee5 t\u00f9ng<\/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\/vi\/product\/vibration-sensor\/\" title=\"C\u1ea3m bi\u1ebfn rung\">C\u1ea3m bi\u1ebfn rung<\/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> + Thu\u1ebf GTGT (n\u1ebfu c\u00f3)<\/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=\"\/vi\/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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" 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=\"\/vi\/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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng: \u201cVibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201cVibration sensor\u201d \u0111\u00e3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o gi\u1ecf h\u00e0ng c\u1ee7a b\u1ea1n\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng<\/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\/vi\/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\/vi\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"C\u1ea3m bi\u1ebfn quang h\u1ecdc (M\u00e1y \u0111o t\u1ed1c \u0111\u1ed9 laser)\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"C\u1ea3m bi\u1ebfn quang h\u1ecdc (M\u00e1y \u0111o t\u1ed1c \u0111\u1ed9 laser)\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-1024x682.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-1536x1023.webp 1536w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-460x306.webp 460w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU.webp 1600w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/vi\/product-category\/parts\/\" rel=\"tag\">Ph\u1ee5 t\u00f9ng<\/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\/vi\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"C\u1ea3m bi\u1ebfn quang h\u1ecdc (M\u00e1y \u0111o t\u1ed1c \u0111\u1ed9 laser)\">C\u1ea3m bi\u1ebfn quang h\u1ecdc (M\u00e1y \u0111o t\u1ed1c \u0111\u1ed9 laser)<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>124.00<\/span> + Thu\u1ebf GTGT (n\u1ebfu c\u00f3)<\/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=\"\/vi\/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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" 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=\"\/vi\/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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng: \u201cOptical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201cOptical Sensor (Laser Tachometer)\u201d \u0111\u00e3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o gi\u1ecf h\u00e0ng c\u1ee7a b\u1ea1n\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng<\/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\/vi\/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\/vi\/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=\"B\u1ed9 d\u1ee5ng c\u1ee5 c\u00e2n b\u1eb1ng r\u00f4to Vibromera: h\u1ed9p \u0111\u1ef1ng, b\u1ed9 \u0111i\u1ec1u ch\u1ec9nh t\u00edn hi\u1ec7u \u0111a k\u00eanh, m\u00e1y ph\u00e2n t\u00edch c\u1ea7m tay, \u0111\u1ebf t\u1eeb, c\u1ea3m bi\u1ebfn rung v\u00e0 d\u00e2y c\u00e1p xo\u1eafn.\" 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\/vi\/product-category\/devices\/\" rel=\"tag\">Thi\u1ebft b\u1ecb<\/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\/vi\/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> + Thu\u1ebf GTGT (n\u1ebfu c\u00f3)<\/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=\"\/vi\/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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" 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=\"\/vi\/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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng: \u201cBalanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201cBalanset-4\u201d \u0111\u00e3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o gi\u1ecf h\u00e0ng c\u1ee7a b\u1ea1n\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng<\/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\/vi\/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\/vi\/product\/magnet-stand\/\" title=\"\u0110\u1ebf t\u1eeb 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=\"\u0110\u1ebf nam ch\u00e2m.\" 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\/vi\/product-category\/parts\/\" rel=\"tag\">Ph\u1ee5 t\u00f9ng<\/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\/vi\/product\/magnet-stand\/\" title=\"\u0110\u1ebf t\u1eeb Insize-60-kgf\">\u0110\u1ebf t\u1eeb 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> + Thu\u1ebf GTGT (n\u1ebfu c\u00f3)<\/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=\"\/vi\/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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" 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=\"\/vi\/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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng: \u201cMagnetic Stand Insize-60-kgf\u201d\" rel=\"nofollow\" data-success_message=\"\u201cMagnetic Stand Insize-60-kgf\u201d \u0111\u00e3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o gi\u1ecf h\u00e0ng c\u1ee7a b\u1ea1n\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng<\/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\/vi\/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\/vi\/product\/reflective-tape\/\" title=\"B\u0103ng ph\u1ea3n quang\">\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=\"B\u0103ng ph\u1ea3n quang\" 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\/vi\/product-category\/parts\/\" rel=\"tag\">Ph\u1ee5 t\u00f9ng<\/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\/vi\/product\/reflective-tape\/\" title=\"B\u0103ng ph\u1ea3n quang\">B\u0103ng ph\u1ea3n quang<\/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> + Thu\u1ebf GTGT (n\u1ebfu c\u00f3)<\/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=\"\/vi\/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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" 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=\"\/vi\/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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng: \u201cReflective tape\u201d\" rel=\"nofollow\" data-success_message=\"\u201cReflective tape\u201d \u0111\u00e3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o gi\u1ecf h\u00e0ng c\u1ee7a b\u1ea1n\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng<\/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\/vi\/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\/vi\/product\/dynamic-balancer-balanset-1a\/\" title=\"M\u00e1y c\u00e2n b\u1eb1ng \u0111\u1ed9ng \u201cBalanset-1A\u201d 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=\"N\u1ed9i dung b\u1ed9 s\u1ea3n ph\u1ea9m Balanset-1A bao g\u1ed3m thi\u1ebft b\u1ecb giao di\u1ec7n, c\u1ea3m bi\u1ebfn, m\u00e1y \u0111o t\u1ed1c \u0111\u1ed9 v\u00e0 c\u00e1c ph\u1ee5 ki\u1ec7n\" 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\/vi\/product-category\/devices\/\" rel=\"tag\">Thi\u1ebft b\u1ecb<\/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\/vi\/product\/dynamic-balancer-balanset-1a\/\" title=\"M\u00e1y c\u00e2n b\u1eb1ng \u0111\u1ed9ng \u201cBalanset-1A\u201d OEM\">M\u00e1y c\u00e2n b\u1eb1ng \u0111\u1ed9ng \u201cBalanset-1A\u201d 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> + Thu\u1ebf GTGT (n\u1ebfu c\u00f3)<\/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=\"\/vi\/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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" 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=\"\/vi\/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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng: \u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d \u0111\u00e3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o gi\u1ecf h\u00e0ng c\u1ee7a b\u1ea1n\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng<\/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>Khe h\u1edf \u1ed5 tr\u1ee5c<\/strong> \u2014 c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 khe h\u1edf b\u00ean trong ho\u1eb7c \u0111\u1ed9 r\u01a1 c\u1ee7a \u1ed5 tr\u1ee5c \u2014 l\u00e0 kho\u1ea3ng c\u00e1ch t\u1ed5ng c\u1ed9ng m\u00e0 m\u1ed9t v\u00f2ng \u1ed5 tr\u1ee5c c\u00f3 th\u1ec3 di chuy\u1ec3n so v\u1edbi v\u00f2ng kia tr\u01b0\u1edbc khi c\u00e1c vi\u00ean bi ti\u1ebfp x\u00fac \u0111\u1ed3ng th\u1eddi v\u1edbi c\u1ea3 hai r\u00e3nh l\u0103n. \u0110\u1ed9 r\u01a1 n\u00e0y t\u1ed3n t\u1ea1i theo hai h\u01b0\u1edbng: <strong>kho\u1ea3ng h\u1edf h\u01b0\u1edbng t\u00e2m<\/strong> (ngang qua tr\u1ee5c) v\u00e0 <strong>kho\u1ea3ng h\u1edf d\u1ecdc tr\u1ee5c<\/strong> (d\u1ecdc theo tr\u1ee5c). N\u00f3i m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n, \u0111\u00f3 l\u00e0 \u0111\u1ed9 \u201cl\u1ecfng\u201d \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf c\u00f3 ch\u1ee7 \u0111\u00edch trong \u1ed5 tr\u1ee5c \u0111\u1ec3 n\u00f3 c\u00f3 th\u1ec3 h\u1ea5p th\u1ee5 s\u1ef1 gi\u00e3n n\u1edf nhi\u1ec7t, \u0111\u1ed9 v\u00f5ng do t\u1ea3i tr\u1ecdng v\u00e0 l\u1ef1c \u00e9p t\u1eeb kh\u1edbp l\u1eafp \u00e9p, nh\u01b0ng v\u1eabn v\u1eadn h\u00e0nh v\u1edbi c\u00e1c b\u1ed9 ph\u1eadn \u0111\u01b0\u1ee3c l\u1eafp \u0111\u00fang v\u1ecb tr\u00ed. N\u1ebfu thi\u1ebft k\u1ebf \u0111\u00fang, \u1ed5 tr\u1ee5c s\u1ebd v\u1eadn h\u00e0nh m\u00e1t m\u1ebb, \u00eam \u00e1i v\u00e0 ch\u00ednh x\u00e1c; n\u1ebfu thi\u1ebft k\u1ebf sai, c\u00f9ng m\u1ed9t \u1ed5 tr\u1ee5c \u0111\u00f3 s\u1ebd b\u1ecb qu\u00e1 nhi\u1ec7t ho\u1eb7c k\u00eau l\u1ea1ch c\u1ea1ch cho \u0111\u1ebfn khi h\u1ecfng s\u1edbm, th\u01b0\u1eddng khi\u1ebfn v\u1ea5n \u0111\u1ec1 lan r\u1ed9ng ra to\u00e0n b\u1ed9 m\u00e1y <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/vibration\/\">rung \u0111\u1ed9ng<\/a>.<\/p>\n<h2>1. \u0110\u1ecbnh ngh\u0129a: Kho\u1ea3ng h\u1edf \u1ed5 tr\u1ee5c l\u00e0 g\u00ec?<\/h2>\n<p>Kho\u1ea3ng h\u1edf quy\u1ebft \u0111\u1ecbnh h\u1ea7u h\u1ebft m\u1ecdi y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng c\u1ee7a \u1ed5 tr\u1ee5c: s\u1ef1 ph\u00e2n b\u1ed1 t\u1ea3i tr\u1ecdng gi\u1eefa c\u00e1c chi ti\u1ebft l\u0103n, ma s\u00e1t v\u00e0 nhi\u1ec7t b\u00ean trong, ti\u1ebfng \u1ed3n, \u0111\u1ed9 ch\u00ednh x\u00e1c v\u1eadn h\u00e0nh, \u0111\u1ed9 c\u1ee9ng, v\u00e0 cu\u1ed1i c\u00f9ng l\u00e0 tu\u1ed5i th\u1ecd m\u1ecfi. Kho\u1ea3ng h\u1edf qu\u00e1 nh\u1ecf s\u1ebd khi\u1ebfn c\u00e1c chi ti\u1ebft l\u0103n b\u1ecb ch\u00e8n \u00e9p, l\u00e0m t\u0103ng \u1ee9ng su\u1ea5t ti\u1ebfp x\u00fac v\u00e0 g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng qu\u00e1 nhi\u1ec7t c\u0169ng nh\u01b0 h\u1ecfng h\u00f3c s\u1edbm. Ng\u01b0\u1ee3c l\u1ea1i, kho\u1ea3ng h\u1edf qu\u00e1 l\u1edbn s\u1ebd khi\u1ebfn tr\u1ee5c b\u1ecb l\u1ecfng l\u1ebbo, t\u1ea1o ra ti\u1ebfng \u1ed3n, t\u1ea3i tr\u1ecdng va \u0111\u1eadp v\u00e0 sai l\u1ec7ch v\u1ecb tr\u00ed, \u0111\u1ed3ng th\u1eddi truy\u1ec1n n\u0103ng l\u01b0\u1ee3ng v\u00e0o <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/vibration\/\">rung \u0111\u1ed9ng<\/a> ph\u1ed5. To\u00e0n b\u1ed9 ngh\u1ec7 thu\u1eadt l\u1ef1a ch\u1ecdn khe h\u1edf l\u00e0 \u0111\u1ec3 l\u1ea1i m\u1ed9t kho\u1ea3ng nh\u1ecf <em>d\u01b0\u01a1ng<\/em> kho\u1ea3ng h\u1edf khi \u1ed5 tr\u1ee5c \u0111\u1ea1t \u0111\u1ebfn tr\u1ea1ng th\u00e1i ho\u1ea1t \u0111\u1ed9ng th\u1ef1c t\u1ebf \u2014 ch\u1ee9 kh\u00f4ng ph\u1ea3i tr\u1ea1ng th\u00e1i ban \u0111\u1ea7u khi xu\u1ea5t x\u01b0\u1edfng.<\/p>\n<h3>Kho\u1ea3ng h\u1edf b\u00ean trong theo h\u01b0\u1edbng t\u00e2m<\/h3>\n<p>\u0110\u00e2y l\u00e0 lo\u1ea1i \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh ph\u1ed5 bi\u1ebfn nh\u1ea5t v\u00e0 c\u0169ng l\u00e0 lo\u1ea1i quan tr\u1ecdng nh\u1ea5t \u0111\u1ed1i v\u1edbi c\u00e1c lo\u1ea1i m\u00e1y m\u00f3c quay n\u00f3i chung.<\/p>\n<ul>\n<li><strong>S\u1ef1 \u0111\u1ecbnh ngh\u0129a:<\/strong> kho\u1ea3ng c\u00e1ch m\u00e0 v\u00f2ng trong c\u00f3 th\u1ec3 di chuy\u1ec3n theo h\u01b0\u1edbng b\u00e1n k\u00ednh so v\u1edbi v\u00f2ng ngo\u00e0i.<\/li>\n<li><strong>\u0110o l\u01b0\u1eddng:<\/strong> Gi\u1eef c\u1ed1 \u0111\u1ecbnh m\u1ed9t v\u00f2ng v\u00e0 \u0111o \u0111\u1ed9 d\u1ecbch chuy\u1ec3n theo h\u01b0\u1edbng b\u00e1n k\u00ednh l\u1edbn nh\u1ea5t c\u1ee7a v\u00f2ng c\u00f2n l\u1ea1i.<\/li>\n<li><strong>Gi\u00e1 tr\u1ecb ti\u00eau bi\u1ec3u:<\/strong> kho\u1ea3ng 5\u201350 micromet (0,0002\u20130,002 inch) \u0111\u1ed1i v\u1edbi c\u00e1c \u1ed5 tr\u1ee5c c\u1ee1 nh\u1ecf \u0111\u1ebfn trung b\u00ecnh.<\/li>\n<li><strong>\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn:<\/strong> \u0111\u1ed9 c\u1ee9ng h\u01b0\u1edbng t\u00e2m, s\u1ef1 ph\u00e2n chia t\u1ea3i tr\u1ecdng gi\u1eefa c\u00e1c chi ti\u1ebft v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c v\u1eadn h\u00e0nh h\u01b0\u1edbng t\u00e2m.<\/li>\n<\/ul>\n<h3>Khe h\u1edf b\u00ean trong theo tr\u1ee5c<\/h3>\n<p>\u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c lo\u1ea1i \u1ed5 tr\u1ee5c c\u0169ng ch\u1ecbu l\u1ef1c d\u1ecdc tr\u1ee5c.<\/p>\n<ul>\n<li><strong>S\u1ef1 \u0111\u1ecbnh ngh\u0129a:<\/strong> kho\u1ea3ng c\u00e1ch m\u00e0 v\u00f2ng trong c\u00f3 th\u1ec3 di chuy\u1ec3n theo tr\u1ee5c so v\u1edbi v\u00f2ng ngo\u00e0i.<\/li>\n<li><strong>\u00c1p d\u1ee5ng cho:<\/strong> V\u00f2ng bi ti\u1ebfp x\u00fac g\u00f3c v\u00e0 v\u00f2ng bi con l\u0103n c\u00f4n.<\/li>\n<li><strong>\u0110i\u1ec1u ch\u1ec9nh:<\/strong> th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh trong qu\u00e1 tr\u00ecnh l\u1eafp r\u00e1p b\u1eb1ng c\u0103n \u0111\u1ec7m ho\u1eb7c si\u1ebft ch\u1eb7t \u0111ai \u1ed1c h\u00e3m \u2014 thao t\u00e1c t\u01b0\u01a1ng t\u1ef1 c\u0169ng \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 t\u1ea1o <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/preload\/\">l\u1ef1c n\u00e9n ban \u0111\u1ea7u c\u1ee7a \u1ed5 tr\u1ee5c<\/a>.<\/li>\n<li><strong>\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn:<\/strong> \u0111\u1ed9 c\u1ee9ng tr\u1ee5c, l\u1ef1c n\u00e9n tr\u01b0\u1edbc v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu l\u1ef1c \u0111\u1ea9y.<\/li>\n<\/ul>\n<h2>2. Ph\u00e2n lo\u1ea1i khe h\u1edf (Nh\u00f3m ISO)<\/h2>\n<p>V\u00f2ng bi \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t theo c\u00e1c c\u1ea5p \u0111\u1ed9 khe h\u1edf ti\u00eau chu\u1ea9n, do \u0111\u00f3 nh\u00e0 thi\u1ebft k\u1ebf c\u00f3 th\u1ec3 \u0111\u1eb7t mua ngay c\u00e1c s\u1ea3n ph\u1ea9m c\u00f3 d\u1ea3i khe h\u1edf \u0111\u00e3 bi\u1ebft s\u1eb5n. C\u00e1c nh\u00f3m ti\u00eau chu\u1ea9n ISO, t\u1eeb ch\u1eb7t nh\u1ea5t \u0111\u1ebfn l\u1ecfng nh\u1ea5t, bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>C2:<\/strong> kho\u1ea3ng h\u1edf nh\u1ecf h\u01a1n m\u1ee9c b\u00ecnh th\u01b0\u1eddng (ch\u1eb7t h\u01a1n).<\/li>\n<li><strong>CN (B\u00ecnh th\u01b0\u1eddng):<\/strong> kho\u1ea3ng h\u1edf ti\u00eau chu\u1ea9n cho h\u1ea7u h\u1ebft c\u00e1c \u1ee9ng d\u1ee5ng.<\/li>\n<li><strong>C3:<\/strong> kho\u1ea3ng h\u1edf l\u1edbn h\u01a1n m\u1ee9c b\u00ecnh th\u01b0\u1eddng (l\u1ecfng h\u01a1n).<\/li>\n<li><strong>C4:<\/strong> l\u1edbn h\u01a1n C3 (c\u00f2n l\u1ecfng h\u01a1n n\u1eefa).<\/li>\n<li><strong>C5:<\/strong> l\u1edbn h\u01a1n C4 (kho\u1ea3ng h\u1edf ti\u00eau chu\u1ea9n t\u1ed1i \u0111a).<\/li>\n<\/ul>\n<p>Vi\u1ec7c l\u1ef1a ch\u1ecdn nh\u00f3m ph\u00f9 h\u1ee3p l\u00e0 m\u1ed9t quy\u1ebft \u0111\u1ecbnh v\u1ec1 \u1ee9ng d\u1ee5ng:<\/p>\n<ul>\n<li><strong>C2 (ch\u1eb7t):<\/strong> ho\u1ea1t \u0111\u1ed9ng \u00eam \u00e1i, t\u1ed1i thi\u1ec3u <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/run-out\/\">tr\u1ee5c ch\u1ea1y ra ngo\u00e0i<\/a>, nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng th\u1ea5p.<\/li>\n<li><strong>CN (B\u00ecnh th\u01b0\u1eddng):<\/strong> ti\u00eau chu\u1ea9n cho d\u1ecbch v\u1ee5 c\u00f4ng nghi\u1ec7p t\u1ed5ng h\u1ee3p.<\/li>\n<li><strong>C3 (l\u1ecfng):<\/strong> l\u1eafp gh\u00e9p \u00e9p ch\u1eb7t, nhi\u1ec7t \u0111\u1ed9 v\u1eadn h\u00e0nh cao, t\u1ea3i tr\u1ecdng l\u1edbn, \u1ed5 l\u0103n tang tr\u1ed1ng.<\/li>\n<li><strong>C4, C5:<\/strong> nhi\u1ec7t \u0111\u1ed9 r\u1ea5t cao, c\u00e1c m\u1ed1i gh\u00e9p \u00e9p ch\u1eb7t v\u00e0 c\u00e1c \u1ed5 tr\u1ee5c c\u1ee1 l\u1edbn c\u00f3 \u0111\u1ed9 gi\u00e3n n\u1edf nhi\u1ec7t \u0111\u00e1ng k\u1ec3.<\/li>\n<\/ul>\n<h2>3. Khe h\u1edf ban \u0111\u1ea7u so v\u1edbi khe h\u1edf v\u1eadn h\u00e0nh<\/h2>\n<p>M\u1ed9t \u1ed5 tr\u1ee5c h\u1ea7u nh\u01b0 kh\u00f4ng bao gi\u1edd ho\u1ea1t \u0111\u1ed9ng v\u1edbi khe h\u1edf nh\u01b0 khi c\u00f2n tr\u00ean k\u1ec7. Con s\u1ed1 th\u1ef1c s\u1ef1 quy\u1ebft \u0111\u1ecbnh hi\u1ec7u su\u1ea5t l\u00e0 <strong>khe h\u1edf v\u1eadn h\u00e0nh<\/strong> \u2014 kho\u1ea3ng h\u1edf c\u00f2n l\u1ea1i sau khi \u1ed5 tr\u1ee5c \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t, ch\u1ecbu t\u1ea3i v\u00e0 n\u00f3ng l\u00ean. M\u1ed9t s\u1ed1 y\u1ebfu t\u1ed1 l\u00e0m thu h\u1eb9p kho\u1ea3ng h\u1edf, trong khi m\u1ed9t v\u00e0i y\u1ebfu t\u1ed1 kh\u00e1c l\u1ea1i l\u00e0m n\u00f3 m\u1edf r\u1ed9ng tr\u1edf l\u1ea1i.<\/p>\n<h3>C\u00e1c y\u1ebfu t\u1ed1 l\u00e0m gi\u1ea3m khe h\u1edf<\/h3>\n<ul>\n<li><strong>L\u1eafp gh\u00e9p \u00e9p (tr\u1ee5c):<\/strong> Khi l\u1eafp gh\u00e9p ch\u1eb7t ch\u1ebd, v\u00f2ng trong s\u1ebd b\u1ecb gi\u00e3n ra, l\u00e0m gi\u1ea3m kho\u1ea3ng h\u1edf \u2014 th\u00f4ng th\u01b0\u1eddng kho\u1ea3ng 70\u201380% \u0111\u1ed9 can thi\u1ec7p \u0111\u01b0\u1eddng k\u00ednh s\u1ebd th\u1ec3 hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng kho\u1ea3ng h\u1edf b\u1ecb m\u1ea5t.<\/li>\n<li><strong>L\u1eafp gh\u00e9p \u00e9p (v\u1ecf):<\/strong> Khi l\u1eafp r\u00e1p v\u1edbi \u0111\u1ed9 kh\u00edt cao, v\u00f2ng ngo\u00e0i b\u1ecb n\u00e9n l\u1ea1i, l\u00e0m gi\u1ea3m kho\u1ea3ng 10\u201320% \u0111\u1ed9 kh\u00edt th\u00e0nh khe h\u1edf.<\/li>\n<li><strong>Nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng:<\/strong> V\u00f2ng trong th\u01b0\u1eddng n\u00f3ng h\u01a1n v\u00f2ng ngo\u00e0i; s\u1ef1 gi\u00e3n n\u1edf kh\u00e1c nhau l\u00e0m gi\u1ea3m khe h\u1edf.<\/li>\n<li><strong>Tr\u1ecdng t\u1ea3i:<\/strong> L\u1ef1c t\u00e1c d\u1ee5ng l\u00e0m bi\u1ebfn d\u1ea1ng \u0111\u00e0n h\u1ed3i c\u00e1c v\u00f2ng v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn, t\u1eeb \u0111\u00f3 l\u00e0m gi\u1ea3m khe h\u1edf hi\u1ec7u d\u1ee5ng.<\/li>\n<\/ul>\n<h3>C\u00e1c y\u1ebfu t\u1ed1 l\u00e0m t\u0103ng khe h\u1edf<\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/vibromera.eu\/vi\/glossary\/bearing-wear\/\">\u0110\u1ed9 m\u00f2n \u1ed5 tr\u1ee5c<\/a>:<\/strong> V\u1eadt li\u1ec7u b\u1ecb bong tr\u00f3c kh\u1ecfi c\u00e1c r\u00e3nh d\u1eabn v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn s\u1ebd khi\u1ebfn khe h\u1edf ng\u00e0y c\u00e0ng r\u1ed9ng ra theo th\u1eddi gian.<\/li>\n<li><strong>Bi\u1ebfn d\u1ea1ng d\u1ebbo:<\/strong> Hi\u1ec7n t\u01b0\u1ee3ng tr\u1ea7y x\u01b0\u1edbc ho\u1eb7c l\u00f5m tr\u00ean \u0111\u01b0\u1eddng ch\u1ea1y bi s\u1ebd l\u00e0m t\u0103ng khe h\u1edf.<\/li>\n<li><strong>Hi\u1ec7n t\u01b0\u1ee3ng tr\u01b0\u1ee3t v\u00f2ng:<\/strong> \u0110\u1ed9 l\u1eafp gh\u00e9p d\u00f4i kh\u00f4ng \u0111\u1ee7 khi\u1ebfn m\u1ed9t v\u00f2ng quay trong b\u1ec1 m\u1eb7t l\u1eafp, l\u00e0m m\u00f2n th\u00e0nh r\u00e3nh v\u00e0 l\u00e0m l\u1ecfng to\u00e0n b\u1ed9 c\u1ee5m.<\/li>\n<\/ul>\n<blockquote><p>Kho\u1ea3ng h\u1edf ho\u1ea1t \u0111\u1ed9ng = Kho\u1ea3ng h\u1edf ban \u0111\u1ea7u \u2212 Gi\u1ea3m do \u0111\u1ed9 kh\u00edt \u2212 Gi\u1ea3m do nhi\u1ec7t + M\u00e0i m\u00f2n<\/p><\/blockquote>\n<p>M\u1ed9t thi\u1ebft k\u1ebf t\u1ed1t s\u1ebd gi\u00fap gi\u00e1 tr\u1ecb n\u00e0y n\u1eb1m trong kho\u1ea3ng d\u01b0\u01a1ng nh\u1ecf. Kho\u1ea3ng h\u1edf ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng kh\u00f4ng ho\u1eb7c \u00e2m c\u00f3 ngh\u0129a l\u00e0 \u1ed5 tr\u1ee5c \u0111ang ch\u1ecbu l\u1ef1c n\u00e9n tr\u01b0\u1edbc \u2014 \u0111\u00f4i khi l\u00e0 c\u00f3 ch\u1ee7 \u00fd, nh\u01b0ng n\u1ebfu \u0111i\u1ec1u n\u00e0y x\u1ea3y ra ng\u1eabu nhi\u00ean th\u00ec s\u1ebd l\u00e0m t\u0103ng ma s\u00e1t v\u00e0 nhi\u1ec7t \u0111\u1ed9. Do c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y t\u00e1c \u0111\u1ed9ng l\u00ean nhau theo chu\u1ed7i, n\u00ean r\u1ea5t d\u1ec5 x\u1ea3y ra sai s\u00f3t; m\u1ed9t c\u00f4ng c\u1ee5 c\u00f3 c\u1ea5u tr\u00fac nh\u01b0 s\u1ea3n ph\u1ea9m c\u1ee7a ch\u00fang t\u00f4i <a href=\"https:\/\/vibromera.eu\/vi\/calculators\/bearing-internal-clearance\/\">C\u00f4ng c\u1ee5 t\u00ednh khe h\u1edf b\u00ean trong \u1ed5 tr\u1ee5c (ISO 5753)<\/a> cho ph\u00e9p b\u1ea1n xem x\u00e9t chi ti\u1ebft c\u00e1c th\u00f4ng s\u1ed1 v\u1ec1 k\u00edch th\u01b0\u1edbc l\u1eafp, nhi\u1ec7t \u0111\u1ed9 v\u00e0 lo\u1ea1i \u1ed5 tr\u1ee5c cho c\u00e1c lo\u1ea1i C2\u2013C5, \u0111\u1ed3ng th\u1eddi ki\u1ec3m tra kho\u1ea3ng h\u1edf d\u01b0 tr\u01b0\u1edbc khi quy\u1ebft \u0111\u1ecbnh ch\u1ecdn \u1ed5 tr\u1ee5c.<\/p>\n<h2>4. H\u1eadu qu\u1ea3 c\u1ee7a khe h\u1edf kh\u00f4ng \u0111\u00fang<\/h2>\n<h3>Kho\u1ea3ng h\u1edf qu\u00e1 nh\u1ecf (v\u00f2ng bi b\u1ecb k\u1eb9t)<\/h3>\n<ul>\n<li><strong>Ma s\u00e1t qu\u00e1 m\u1ee9c:<\/strong> T\u1ea3i tr\u1ecdng ti\u1ebfp x\u00fac cao l\u00e0m t\u0103ng ma s\u00e1t v\u00e0 sinh nhi\u1ec7t.<\/li>\n<li><strong>Qu\u00e1 nhi\u1ec7t:<\/strong> nhi\u1ec7t \u0111\u1ed9 c\u00f3 th\u1ec3 t\u0103ng l\u00ean m\u1ee9c g\u00e2y h\u01b0 h\u1ea1i (tr\u00ean ~120 \u00b0C).<\/li>\n<li><strong>M\u1ec7t m\u1ecfi s\u1edbm:<\/strong> C\u00e1c t\u1ea3i tr\u1ecdng l\u1edbn l\u00e0m gi\u1ea3m tu\u1ed5i th\u1ecd m\u1ecfi nhanh h\u01a1n.<\/li>\n<li><strong>Ti\u1ebfng \u1ed3n:<\/strong> C\u00e1c \u1ed5 tr\u1ee5c b\u1ecb k\u1eb9t c\u00f3 th\u1ec3 ph\u00e1t ra ti\u1ebfng r\u00edt ch\u00f3i tai.<\/li>\n<li><strong>Nguy c\u01a1 b\u00f3 k\u1eb9t:<\/strong> Trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p nghi\u00eam tr\u1ecdng, \u1ed5 tr\u1ee5c c\u00f3 th\u1ec3 b\u1ecb k\u1eb9t ho\u00e0n to\u00e0n.<\/li>\n<\/ul>\n<h3>Kho\u1ea3ng h\u1edf qu\u00e1 l\u1edbn (v\u00f2ng bi l\u1ecfng)<\/h3>\n<ul>\n<li><strong>T\u1ea3i tr\u1ecdng va \u0111\u1eadp:<\/strong> C\u00e1c b\u1ed9 ph\u1eadn l\u0103n va ch\u1ea1m m\u1ea1nh v\u00e0o r\u00e3nh tr\u01b0\u1ee3t m\u1ed7i khi thay \u0111\u1ed5i h\u01b0\u1edbng t\u1ea3i.<\/li>\n<li><strong>Ti\u1ebfng \u1ed3n:<\/strong> ti\u1ebfng l\u1ea1ch c\u1ea1ch ho\u1eb7c ti\u1ebfng g\u00f5 r\u00f5 r\u00e0ng.<\/li>\n<li><strong>Rung \u0111\u1ed9ng:<\/strong> C\u00e1c t\u00e1c \u0111\u1ed9ng v\u00e0 s\u1ef1 ph\u00e2n b\u1ed5 t\u1ea3i kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u g\u00e2y ra rung \u0111\u1ed9ng v\u00e0 tr\u00f9ng l\u1eb7p v\u1edbi \u0111\u1eb7c tr\u01b0ng c\u1ee7a c\u01a1 h\u1ecdc <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/looseness\/\">s\u1ef1 l\u1ecfng l\u1ebbo<\/a>.<\/li>\n<li><strong>\u0110\u1ed9 ch\u00ednh x\u00e1c gi\u1ea3m:<\/strong> qu\u00e1 m\u1ee9c <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/run-out\/\">tr\u1ee5c ch\u1ea1y ra ngo\u00e0i<\/a> v\u00e0 c\u00e1c l\u1ed7i \u0111\u1ecbnh v\u1ecb.<\/li>\n<li><strong>M\u00e0i m\u00f2n nhanh:<\/strong> C\u00e1c t\u00e1c \u0111\u1ed9ng v\u00e0 t\u1ed1c \u0111\u1ed9 tr\u01b0\u1ee3t c\u1ee7a c\u00e1c h\u1ea1t l\u00e0m gia t\u0103ng qu\u00e1 tr\u00ecnh xu\u1ed1ng c\u1ea5p b\u1ec1 m\u1eb7t.<\/li>\n<li><strong>H\u01b0 h\u1ecfng l\u1ed3ng:<\/strong> N\u1ebfu l\u1eafc qu\u00e1 m\u1ea1nh c\u00f3 th\u1ec3 l\u00e0m v\u1ee1 l\u1ed3ng.<\/li>\n<\/ul>\n<h2>5. C\u00e1ch \u0111o khe h\u1edf<\/h2>\n<h3>Tr\u01b0\u1edbc khi l\u1eafp \u0111\u1eb7t (ch\u01b0a l\u1eafp)<\/h3>\n<p><strong>\u0110o khe h\u1edf h\u01b0\u1edbng t\u00e2m:<\/strong> H\u1ed7 tr\u1ee3 v\u00f2ng ngo\u00e0i, t\u00e1c d\u1ee5ng m\u1ed9t l\u1ef1c h\u01b0\u1edbng t\u00e2m nh\u1ecf l\u00ean v\u00f2ng trong v\u00e0 \u0111o \u0111\u1ed9 d\u1ecbch chuy\u1ec3n b\u1eb1ng \u0111\u1ed3ng h\u1ed3 \u0111o \u2014 th\u01b0\u1eddng l\u00e0 10\u201330 \u00b5m \u0111\u1ed1i v\u1edbi \u1ed5 tr\u1ee5c c\u1ee1 trung b\u00ecnh \u2014 sau \u0111\u00f3 so s\u00e1nh v\u1edbi b\u1ea3ng d\u1eef li\u1ec7u c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t. <strong>Ph\u01b0\u01a1ng ph\u00e1p c\u1ea3m nh\u1eadn (\u0111\u1ecbnh t\u00ednh):<\/strong> Gi\u1eef m\u1ed9t v\u00f2ng v\u00e0 l\u1eafc v\u00f2ng c\u00f2n l\u1ea1i b\u1eb1ng tay; th\u1ee3 l\u1eafp c\u00f3 kinh nghi\u1ec7m c\u00f3 th\u1ec3 \u0111\u00e1nh gi\u00e1 li\u1ec7u \u0111\u1ed9 r\u01a1 c\u00f3 g\u1ea7n \u0111\u00fang hay kh\u00f4ng. C\u00e1ch n\u00e0y kh\u00f4ng ch\u00ednh x\u00e1c nh\u01b0ng nhanh \u0111\u1ec3 ki\u1ec3m tra s\u01a1 b\u1ed9.<\/p>\n<h3>Sau khi l\u1eafp \u0111\u1eb7t<\/h3>\n<p><strong>Ph\u01b0\u01a1ng ph\u00e1p d\u1ecbch chuy\u1ec3n tr\u1ee5c:<\/strong> Tr\u00ean m\u1ed9t \u1ed5 tr\u1ee5c \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t, t\u00e1c d\u1ee5ng m\u1ed9t l\u1ef1c d\u1ecdc tr\u1ee5c v\u00e0 \u0111o \u0111\u1ed9 d\u1ecbch chuy\u1ec3n d\u1ecdc tr\u1ee5c, th\u00f4ng s\u1ed1 n\u00e0y li\u00ean quan \u0111\u1ebfn khe h\u1edf h\u01b0\u1edbng t\u00e2m \u2014 m\u1eb7c d\u00f9 c\u1ea7n ph\u1ea3i ti\u1ebfp c\u1eadn \u0111\u01b0\u1ee3c \u0111\u1ea7u tr\u1ee5c. <strong>Ph\u00e2n t\u00edch rung \u0111\u1ed9ng:<\/strong> khi m\u00e1y \u0111\u00e3 ho\u1ea1t \u0111\u1ed9ng, \u0111\u1ed9 h\u1edf qu\u00e1 m\u1ee9c s\u1ebd bi\u1ec3u hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng n\u0103ng l\u01b0\u1ee3ng t\u1ea7n s\u1ed1 cao t\u0103ng cao, c\u00e1c d\u1ea5u hi\u1ec7u va ch\u1ea1m trong <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/time-waveform\/\">d\u1ea1ng s\u00f3ng th\u1eddi gian<\/a>, v\u00e0 s\u1ef1 thay \u0111\u1ed5i t\u1ea7n s\u1ed1 t\u1ef1 nhi\u00ean c\u1ee7a \u1ed5 tr\u1ee5c.<\/p>\n<h2>6. H\u01b0\u1edbng d\u1eabn ch\u1ecdn khe h\u1edf<\/h2>\n<p><strong>H\u00e3y t\u00ednh \u0111\u1ebfn s\u1ef1 gia t\u0103ng nhi\u1ec7t \u0111\u1ed9.<\/strong> \u01af\u1edbc t\u00ednh m\u1ee9c t\u0103ng nhi\u1ec7t \u0111\u1ed9 c\u1ee7a \u1ed5 tr\u1ee5c so v\u1edbi nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng (th\u01b0\u1eddng l\u00e0 20\u201360 \u00b0C), t\u00ednh to\u00e1n \u0111\u1ed9 gi\u00e3n n\u1edf ch\u00eanh l\u1ec7ch gi\u1eefa v\u00f2ng trong v\u00e0 v\u00f2ng ngo\u00e0i, r\u1ed3i ch\u1ecdn m\u1ed9t lo\u1ea1i \u1ed5 tr\u1ee5c ban \u0111\u1ea7u sao cho \u0111\u1ea1t \u0111\u01b0\u1ee3c khe h\u1edf ho\u1ea1t \u0111\u1ed9ng mong mu\u1ed1n. M\u1ed9t nguy\u00ean t\u1eafc th\u1ef1c ti\u1ec5n h\u1eefu \u00edch l\u00e0 \u0111\u1ed1i v\u1edbi \u1ed5 tr\u1ee5c c\u00f3 \u0111\u01b0\u1eddng k\u00ednh l\u1ed7 100 mm, khe h\u1edf s\u1ebd gi\u1ea3m kho\u1ea3ng 1 \u00b5m cho m\u1ed7i \u00b0C ch\u00eanh l\u1ec7ch nhi\u1ec7t \u0111\u1ed9 gi\u1eefa v\u00f2ng trong v\u00e0 v\u00f2ng ngo\u00e0i.<\/p>\n<p><strong>\u0110i\u1ec1u ch\u1ec9nh cho v\u1eeba v\u1eb7n.<\/strong> Khi tr\u1ee5c kh\u00edt, c\u1ea7n s\u1eed d\u1ee5ng C3 ho\u1eb7c C4 \u0111\u1ec3 b\u00f9 \u0111\u1eafp cho s\u1ef1 gi\u00e3n n\u1edf c\u1ee7a v\u00f2ng trong; khi tr\u1ee5c l\u1ecfng, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng CN ho\u1eb7c C2. \u1ea2nh h\u01b0\u1edfng c\u1ee7a \u0111\u1ed9 kh\u00edt v\u1ecf th\u01b0\u1eddng \u00edt quan tr\u1ecdng h\u01a1n so v\u1edbi \u1ea3nh h\u01b0\u1edfng c\u1ee7a \u0111\u1ed9 kh\u00edt tr\u1ee5c.<\/p>\n<p><strong>Ch\u1ecdn \u1ee9ng d\u1ee5ng ph\u00f9 h\u1ee3p.<\/strong><\/p>\n<ul>\n<li><strong>\u1ee8ng d\u1ee5ng \u0111\u00f2i h\u1ecfi \u0111\u1ed9 ch\u00ednh x\u00e1c cao:<\/strong> C2 ho\u1eb7c CN \u0111\u1ec3 gi\u1ea3m thi\u1ec3u \u0111\u1ed9 \u0111\u1ea3o.<\/li>\n<li><strong>\u0110\u1ed9ng c\u01a1 \u0111i\u1ec7n:<\/strong> C3 th\u01b0\u1eddng ph\u1ed5 bi\u1ebfn nh\u1edd \u0111\u1ed9 l\u1eafp gh\u00e9p ch\u1eb7t c\u1ee7a tr\u1ee5c v\u00e0 m\u1ee9c t\u0103ng nhi\u1ec7t \u0111\u1ed9 \u0111\u00e1ng k\u1ec3.<\/li>\n<li><strong>Ho\u1ea1t \u0111\u1ed9ng \u1edf nhi\u1ec7t \u0111\u1ed9 cao:<\/strong> C4 ho\u1eb7c C5 \u0111\u1ec3 b\u00f9 \u0111\u1eafp s\u1ef1 gi\u00e3n n\u1edf nhi\u1ec7t.<\/li>\n<li><strong>T\u1ea3i tr\u1ecdng l\u1edbn:<\/strong> C3 ho\u1eb7c C4, ch\u1ea5p nh\u1eadn vi\u1ec7c gi\u1ea3m kho\u1ea3ng h\u1edf khi ch\u1ecbu t\u1ea3i.<\/li>\n<\/ul>\n<h2>7. M\u1ed1i quan h\u1ec7 v\u1edbi dao \u0111\u1ed9ng v\u00e0 ch\u1ea9n \u0111o\u00e1n<\/h2>\n<p>Kho\u1ea3ng h\u1edf kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t chi ti\u1ebft k\u1ef9 thu\u1eadt \u0111\u01a1n thu\u1ea7n \u2014 n\u00f3 c\u00f2n \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn dao \u0111\u1ed9ng m\u00e0 m\u00e1y t\u1ea1o ra, v\u00e0 ch\u00ednh \u0111i\u1ec1u \u0111\u00f3 gi\u00fap ta c\u00f3 th\u1ec3 ch\u1ea9n \u0111o\u00e1n \u0111\u01b0\u1ee3c s\u1ef1 c\u1ed1. Kho\u1ea3ng h\u1edf qu\u00e1 l\u1edbn s\u1ebd g\u00e2y ra <em>phi tuy\u1ebfn t\u00ednh<\/em> Ph\u1ea3n \u1ee9ng: C\u00e1c b\u1ed9 ph\u1eadn l\u0103n m\u1ea5t ti\u1ebfp x\u00fac v\u00e0 va ch\u1ea1m l\u1ea1i v\u1edbi nhau \u1edf m\u1ed7i v\u00f2ng quay, t\u1ea1o ra nhi\u1ec1u <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/harmonics\/\">s\u00f3ng h\u00e0i<\/a>, ti\u1ebfng \u1ed3n t\u1ea7n s\u1ed1 cao tr\u00ean d\u1ea3i r\u1ed9ng v\u00e0 m\u1ee9c \u0111\u1ed9 dao \u0111\u1ed9ng kh\u00f4ng \u1ed5n \u0111\u1ecbnh, kh\u00f4ng t\u0103ng gi\u1ea3m \u0111\u1ec1u \u0111\u1eb7n theo t\u1ed1c \u0111\u1ed9. S\u1ef1 gia t\u0103ng \u0111\u1ec1u \u0111\u1eb7n c\u1ee7a m\u1ee9c rung \u0111\u1ed9ng t\u1ed5ng th\u1ec3 trong nhi\u1ec1u th\u00e1ng l\u00e0 d\u1ea5u hi\u1ec7u \u0111i\u1ec3n h\u00ecnh cho th\u1ea5y s\u1ef1 m\u00e0i m\u00f2n \u0111ang l\u00e0m t\u0103ng khe h\u1edf, trong khi nh\u1eefng thay \u0111\u1ed5i v\u1ec1 \u0111\u1ed9 c\u1ee9ng hi\u1ec7u d\u1ee5ng c\u1ee7a \u1ed5 tr\u1ee5c c\u00f3 th\u1ec3 t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn r\u00f4-to <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/critical-speed\/\">t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n<\/a>. Nhi\u1ec7t \u0111\u1ed9 cho th\u1ea5y m\u1eb7t c\u00f2n l\u1ea1i c\u1ee7a v\u1ea5n \u0111\u1ec1: \u1ed5 tr\u1ee5c n\u00f3ng cho th\u1ea5y \u0111\u1ed9 kh\u00edt cao, trong khi ti\u1ebfng k\u00eau l\u1ea1ch c\u1ea1ch \u1edf nhi\u1ec7t \u0111\u1ed9 g\u1ea7n b\u1eb1ng nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng cho th\u1ea5y \u0111\u1ed9 l\u1ecfng l\u1ebbo.<\/p>\n<p>Trong th\u1ef1c t\u1ebf, nh\u1eefng tri\u1ec7u ch\u1ee9ng n\u00e0y ch\u00ednh l\u00e0 nh\u1eefng g\u00ec m\u00e0 m\u1ed9t m\u00e1y ph\u00e2n t\u00edch hai k\u00eanh c\u1ea7m tay \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ph\u00e1t hi\u1ec7n. C\u00e1c k\u1ef9 s\u01b0 s\u1eed d\u1ee5ng <a href=\"https:\/\/vibromera.eu\/vi\/san-pham\/balanset-1\/\">Balanset-1A<\/a> \u0111\u1ec3 ghi l\u1ea1i qu\u00e1 tr\u00ecnh ch\u1ea1y <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/spectrum\/\">ph\u1ed5<\/a> v\u00e0 d\u1ea1ng s\u00f3ng th\u1eddi gian t\u1eeb m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/accelerometer\/\">c\u1ea3m bi\u1ebfn gia t\u1ed1c<\/a> tr\u00ean v\u1ecf \u1ed5 tr\u1ee5c, so s\u00e1nh m\u1ee9c \u0111\u1ed9 t\u1ed5ng th\u1ec3 v\u1edbi m\u1ee9c tr\u01b0\u1edbc \u0111\u00f3 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/baseline\/\">\u0111\u01b0\u1eddng c\u01a1 s\u1edf<\/a>, v\u00e0 ph\u00e2n bi\u1ec7t \u0111\u1ed9 l\u1ecfng l\u1ebbo th\u1ef1c s\u1ef1 do khe h\u1edf g\u00e2y ra v\u1edbi <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/bearing-defects\/\">khuy\u1ebft t\u1eadt \u1ed5 tr\u1ee5c<\/a> ch\u1eb3ng h\u1ea1n nh\u01b0 bong tr\u00f3c \u0111\u01b0\u1eddng l\u0103n. V\u00ec khe h\u1edf t\u0103ng l\u00e0m t\u0103ng m\u1ee9c n\u1ec1n d\u1ea3i r\u1ed9ng trong khi khuy\u1ebft t\u1eadt ri\u00eang l\u1ebb t\u1ea1o ra c\u00e1c v\u1ea1ch t\u1ea1i t\u1ea7n s\u1ed1 l\u1ed7i, n\u00ean hai hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y hi\u1ec3n th\u1ecb kh\u00e1c nhau tr\u00ean c\u00f9ng m\u1ed9t thi\u1ebft b\u1ecb \u2014 v\u00e0 b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ecbnh l\u01b0\u1ee3ng m\u1ee9c \u0111\u1ed9 nghi\u00eam tr\u1ecdng t\u1ed5ng th\u1ec3 b\u1eb1ng <a href=\"https:\/\/vibromera.eu\/vi\/calculators\/vibration-overall-level\/\">M\u00e1y t\u00ednh m\u1ee9c \u0111\u1ed9 rung t\u1ed5ng th\u1ec3<\/a> \u0111\u1ec3 quy\u1ebft \u0111\u1ecbnh li\u1ec7u xu h\u01b0\u1edbng n\u00e0y c\u00f3 c\u1ea7n ph\u1ea3i can thi\u1ec7p hay kh\u00f4ng.<\/p>\n<p>Do \u0111\u00f3, khe h\u1edf \u1ed5 tr\u1ee5c l\u00e0 m\u1ed9t th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ea7n \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn, ki\u1ec3m tra v\u00e0 theo d\u00f5i ch\u1eb7t ch\u1ebd. Vi\u1ec7c hi\u1ec3u r\u00f5 c\u00e1ch khe h\u1edf n\u00e0y thay \u0111\u1ed5i t\u1eeb giai \u0111o\u1ea1n th\u1eed nghi\u1ec7m tr\u00ean b\u00e0n \u0111\u1ebfn khi m\u00e1y ho\u1ea1t \u0111\u1ed9ng \u2014 c\u0169ng nh\u01b0 c\u00e1ch n\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1eb7c tr\u01b0ng rung \u0111\u1ed9ng \u2014 ch\u00ednh l\u00e0 y\u1ebfu t\u1ed1 bi\u1ebfn con s\u1ed1 khe h\u1edf th\u00e0nh c\u00f4ng c\u1ee5 h\u1eefu \u00edch \u0111\u1ec3 l\u1ef1a ch\u1ecdn \u1ed5 tr\u1ee5c ph\u00f9 h\u1ee3p h\u01a1n, th\u1ef1c hi\u1ec7n l\u1eafp \u0111\u1eb7t \u0111\u00fang c\u00e1ch v\u00e0 \u0111\u01b0a ra k\u1ebft lu\u1eadn ch\u1ea9n \u0111o\u00e1n ch\u00ednh x\u00e1c. \u0110\u1ed1i v\u1edbi c\u00e1c v\u1ecf \u1ed5 tr\u1ee5c chuy\u00ean d\u1ee5ng, c\u00e1c nguy\u00ean t\u1eafc n\u00e0y c\u0169ng \u00e1p d\u1ee5ng cho <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/journal-bearing\/\">\u1ed5 tr\u1ee5c<\/a>, n\u01a1i kho\u1ea3ng c\u00e1ch m\u00e0ng d\u1ea7u \u0111\u00f3ng vai tr\u00f2 t\u01b0\u01a1ng t\u1ef1.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/vi\/glossary\/\">\u2190 Quay l\u1ea1i M\u1ee5c l\u1ee5c ch\u00ednh<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>T\u00ecm hi\u1ec3u v\u1ec1 khe h\u1edf \u1ed5 tr\u1ee5c, \u0111\u1ed9 r\u01a1 h\u01b0\u1edbng t\u00e2m v\u00e0 h\u01b0\u1edbng tr\u1ee5c b\u00ean trong \u1ed5 tr\u1ee5c l\u0103n \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ph\u00e2n b\u1ed5 t\u1ea3i, \u0111\u1ed9 c\u1ee9ng, ti\u1ebfng \u1ed3n v\u00e0 tu\u1ed5i th\u1ecd s\u1eed d\u1ee5ng.<\/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\/vi\/wp-json\/wp\/v2\/glossary\/47","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/47\/revisions"}],"predecessor-version":[{"id":101421,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/47\/revisions\/101421"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/media?parent=47"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/categories?post=47"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/tags?post=47"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}