{"id":20648,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/looseness\/"},"modified":"2026-05-23T23:05:55","modified_gmt":"2026-05-23T23:05:55","slug":"looseness","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/cs\/glossary\/looseness\/","title":{"rendered":"Co je mechanick\u00e1 v\u016fle? Diagnostika vibrac\u00ed"},"content":{"rendered":"<h1>Pochopen\u00ed mechanick\u00e9 v\u016fle v rota\u010dn\u00edch stroj\u00edch<\/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\/cs\/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\/cs\/product\/balanset-1\/\" title=\"P\u0159enosn\u00fd vyva\u017eova\u010d a analyz\u00e1tor vibrac\u00ed Balanset-1A\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Kompletn\u00ed sada p\u0159enosn\u00e9ho vyva\u017eova\u010de a analyz\u00e1toru vibrac\u00ed Balanset-1A\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-272x182.webp 272w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/cs\/product-category\/devices\/\" rel=\"tag\">Za\u0159\u00edzen\u00ed<\/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\/cs\/product\/balanset-1\/\" title=\"P\u0159enosn\u00fd vyva\u017eova\u010d a analyz\u00e1tor vibrac\u00ed Balanset-1A\">P\u0159enosn\u00fd vyva\u017eova\u010d a analyz\u00e1tor vibrac\u00ed Balanset-1A<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>1,975.00<\/span> + DPH (pokud se uplat\u0148uje)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/cs\/wp-json\/wp\/v2\/glossary\/20648?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=\"P\u0159idat do ko\u0161\u00edku\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"P\u0159idat do ko\u0161\u00edku\" 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=\"\/cs\/wp-json\/wp\/v2\/glossary\/20648?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=\"P\u0159idat do ko\u0161\u00edku: \u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d byl p\u0159id\u00e1n do ko\u0161\u00edku\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">P\u0159idat do ko\u0161\u00edku<\/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\/cs\/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\/cs\/product\/vibration-sensor\/\" title=\"Sn\u00edma\u010d vibrac\u00ed\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Sn\u00edma\u010d vibrac\u00ed Balanset-1A zbl\u00edzka\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-1024x682.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3.webp 1280w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/cs\/product-category\/parts\/\" rel=\"tag\">D\u00edly<\/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\/cs\/product\/vibration-sensor\/\" title=\"Sn\u00edma\u010d vibrac\u00ed\">Sn\u00edma\u010d vibrac\u00ed<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>90.00<\/span> + DPH (pokud se uplat\u0148uje)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/cs\/wp-json\/wp\/v2\/glossary\/20648?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=\"P\u0159idat do ko\u0161\u00edku\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"P\u0159idat do ko\u0161\u00edku\" 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=\"\/cs\/wp-json\/wp\/v2\/glossary\/20648?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=\"P\u0159idat do ko\u0161\u00edku: \u201cVibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201cVibration sensor\u201d byl p\u0159id\u00e1n do ko\u0161\u00edku\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">P\u0159idat do ko\u0161\u00edku<\/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\/cs\/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\/cs\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optick\u00fd senzor (laserov\u00fd ot\u00e1\u010dkom\u011br)\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Optick\u00fd senzor (laserov\u00fd ot\u00e1\u010dkom\u011br)\" 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\/cs\/product-category\/parts\/\" rel=\"tag\">D\u00edly<\/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\/cs\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optick\u00fd senzor (laserov\u00fd ot\u00e1\u010dkom\u011br)\">Optick\u00fd senzor (laserov\u00fd ot\u00e1\u010dkom\u011br)<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>124.00<\/span> + DPH (pokud se uplat\u0148uje)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/cs\/wp-json\/wp\/v2\/glossary\/20648?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=\"P\u0159idat do ko\u0161\u00edku\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"P\u0159idat do ko\u0161\u00edku\" 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=\"\/cs\/wp-json\/wp\/v2\/glossary\/20648?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=\"P\u0159idat do ko\u0161\u00edku: \u201cOptical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201cOptical Sensor (Laser Tachometer)\u201d byl p\u0159id\u00e1n do ko\u0161\u00edku\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">P\u0159idat do ko\u0161\u00edku<\/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\/cs\/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\/cs\/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=\"Sada pro vyva\u017eov\u00e1n\u00ed rotor\u016f Vibromera: p\u0159epravn\u00ed kuf\u0159\u00edk, v\u00edcekan\u00e1lov\u00fd zesilova\u010d sign\u00e1lu, ru\u010dn\u00ed analyz\u00e1tor, magnetick\u00e1 z\u00e1kladna, vibra\u010dn\u00ed senzory a spir\u00e1lov\u00e9 kabely.\" 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\/cs\/product-category\/devices\/\" rel=\"tag\">Za\u0159\u00edzen\u00ed<\/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\/cs\/product\/balanset-4\/\" title=\"Balanset-4\">Balanset-4<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>6,803.00<\/span> + DPH (pokud se uplat\u0148uje)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/cs\/wp-json\/wp\/v2\/glossary\/20648?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=\"P\u0159idat do ko\u0161\u00edku\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"P\u0159idat do ko\u0161\u00edku\" 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=\"\/cs\/wp-json\/wp\/v2\/glossary\/20648?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=\"P\u0159idat do ko\u0161\u00edku: \u201cBalanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201cBalanset-4\u201d byl p\u0159id\u00e1n do ko\u0161\u00edku\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">P\u0159idat do ko\u0161\u00edku<\/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\/cs\/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\/cs\/product\/magnet-stand\/\" title=\"Magnetick\u00fd stojan Insize-60 kgf\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Magnetick\u00e1 z\u00e1kladna.\" 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\/cs\/product-category\/parts\/\" rel=\"tag\">D\u00edly<\/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\/cs\/product\/magnet-stand\/\" title=\"Magnetick\u00fd stojan Insize-60 kgf\">Magnetick\u00fd stojan Insize-60 kgf<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>46.00<\/span> + DPH (pokud se uplat\u0148uje)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/cs\/wp-json\/wp\/v2\/glossary\/20648?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=\"P\u0159idat do ko\u0161\u00edku\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"P\u0159idat do ko\u0161\u00edku\" 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=\"\/cs\/wp-json\/wp\/v2\/glossary\/20648?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=\"P\u0159idat do ko\u0161\u00edku: \u201cMagnetic Stand Insize-60-kgf\u201d\" rel=\"nofollow\" data-success_message=\"\u201cMagnetic Stand Insize-60-kgf\u201d byl p\u0159id\u00e1n do ko\u0161\u00edku\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">P\u0159idat do ko\u0161\u00edku<\/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\/cs\/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\/cs\/product\/reflective-tape\/\" title=\"Reflexn\u00ed p\u00e1ska\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Reflexn\u00ed p\u00e1ska\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-16x12.webp 16w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-460x306.webp 460w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-272x182.webp 272w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/cs\/product-category\/parts\/\" rel=\"tag\">D\u00edly<\/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\/cs\/product\/reflective-tape\/\" title=\"Reflexn\u00ed p\u00e1ska\">Reflexn\u00ed p\u00e1ska<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>10.00<\/span> + DPH (pokud se uplat\u0148uje)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/cs\/wp-json\/wp\/v2\/glossary\/20648?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=\"P\u0159idat do ko\u0161\u00edku\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"P\u0159idat do ko\u0161\u00edku\" 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=\"\/cs\/wp-json\/wp\/v2\/glossary\/20648?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=\"P\u0159idat do ko\u0161\u00edku: \u201cReflective tape\u201d\" rel=\"nofollow\" data-success_message=\"\u201cReflective tape\u201d byl p\u0159id\u00e1n do ko\u0161\u00edku\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">P\u0159idat do ko\u0161\u00edku<\/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\/cs\/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\/cs\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dynamick\u00fd vyva\u017eova\u010d &quot;Balanset-1A&quot; OEM\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Obsah sady Balanset-1A s jednotkou rozhran\u00ed, senzory, ot\u00e1\u010dkom\u011brem a p\u0159\u00edslu\u0161enstv\u00edm\" 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\/cs\/product-category\/devices\/\" rel=\"tag\">Za\u0159\u00edzen\u00ed<\/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\/cs\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dynamick\u00fd vyva\u017eova\u010d &quot;Balanset-1A&quot; OEM\">Dynamick\u00fd vyva\u017eova\u010d \"Balanset-1A\" OEM<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>1,735.00<\/span> + DPH (pokud se uplat\u0148uje)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/cs\/wp-json\/wp\/v2\/glossary\/20648?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=\"P\u0159idat do ko\u0161\u00edku\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"P\u0159idat do ko\u0161\u00edku\" 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=\"\/cs\/wp-json\/wp\/v2\/glossary\/20648?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=\"P\u0159idat do ko\u0161\u00edku: \u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d byl p\u0159id\u00e1n do ko\u0161\u00edku\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">P\u0159idat do ko\u0161\u00edku<\/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>Mechanick\u00e1 v\u016fle<\/strong> je stav, p\u0159i kter\u00e9m sou\u010d\u00e1sti stroje vykazuj\u00ed nadm\u011brn\u00e9 v\u016fle, nedostate\u010dn\u00e9 upevn\u011bn\u00ed, opot\u0159ebovan\u00e9 ulo\u017een\u00ed nebo konstruk\u010dn\u00ed po\u0161kozen\u00ed, co\u017e vede k tomu, \u017ee se sou\u010d\u00e1sti, kter\u00e9 by m\u011bly b\u00fdt pevn\u011b spojeny, pohybuj\u00ed v\u016f\u010di sob\u011b. Tato necht\u011bn\u00e1 volnost m\u011bn\u00ed jinak line\u00e1rn\u00ed stroj na neline\u00e1rn\u00ed, co\u017e m\u00e1 za n\u00e1sledek <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/vibration\/\">vibrace<\/a> bohat\u00fd na r\u016fzn\u00e9 <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/harmonics\/\">harmonick\u00e9<\/a> v rychlosti chodu, nepravideln\u00fdch v\u00fdkyvech amplitudy a v\u00fdrazn\u00fdch rozd\u00edlech ve sm\u011bru, kter\u00e9 neodpov\u00eddaj\u00ed jasn\u00fdm vzorc\u016fm typick\u00fdm pro jednoduchou poruchu. Volnost je dvojn\u00e1sobn\u011b problematick\u00e1: jednak sama o sob\u011b zp\u016fsobuje nadm\u011brn\u00e9 vibrace, a jednak \u2013 jeliko\u017e vede k nep\u0159edv\u00eddateln\u00fdm reakc\u00edm stroje \u2013 ma\u0159\u00ed snahy o diagnostiku \u010di odstran\u011bn\u00ed jin\u00fdch poruch, jako jsou <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/unbalance\/\">nevyv\u00e1\u017eenost<\/a> nebo <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/misalignment\/\">nesouosost<\/a>. Z tohoto d\u016fvodu je t\u0159eba tento probl\u00e9m naj\u00edt a opravit <em>p\u0159ed<\/em> nemohou b\u00fdt \u00fasp\u011b\u0161n\u00e1 jak\u00e1koli dal\u0161\u00ed opat\u0159en\u00ed ke sn\u00ed\u017een\u00ed vibrac\u00ed.<\/p>\n<h2>1. Definice: Co je to mechanick\u00e1 v\u016fle<\/h2>\n<p>V z\u00e1sad\u011b jde u uvoln\u011bn\u00ed o ztr\u00e1tu struktur\u00e1ln\u00ed integrity v dr\u00e1ze p\u0159enosu zat\u00ed\u017een\u00ed. Zdrav\u00fd stroj p\u0159en\u00e1\u0161\u00ed s\u00edly prost\u0159ednictv\u00edm \u0161roubov\u00fdch spoj\u016f, lisovan\u00fdch spoj\u016f a tmelu, jako by cel\u00e1 sestava byla jedn\u00edm pevn\u00fdm t\u011blesem. Kdy\u017e se spoj uvoln\u00ed, mohou se \u010d\u00e1sti odd\u011blit a znovu usadit mnohokr\u00e1t za ot\u00e1\u010dku, p\u0159i\u010dem\u017e ka\u017ed\u00fd n\u00e1raz vn\u00e1\u0161\u00ed energii v \u0161irok\u00e9m frekven\u010dn\u00edm p\u00e1smu. V\u00fdsledkem je charakteristicky &#8220;nerovnom\u011brn\u00e9&#8221; spektrum a stroj, kter\u00fd se chov\u00e1 od jednoho m\u011b\u0159en\u00ed k druh\u00e9mu odli\u0161n\u011b. \u00dazce souvisej\u00edc\u00ed term\u00edny popisuj\u00ed pr\u016fb\u011bh stejn\u00e9ho probl\u00e9mu: <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/mechanical-loosening\/\">mechanick\u00e9 uvoln\u011bn\u00ed<\/a> zd\u016fraz\u0148uje postupn\u00e9 zhor\u0161ov\u00e1n\u00ed v pr\u016fb\u011bhu \u010dasu, zat\u00edmco z\u00e1kladn\u00ed mechanick\u00e9 <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/wear\/\">opot\u0159eben\u00ed<\/a> opot\u0159eben\u00ed ulo\u017een\u00ed a dosedac\u00edch ploch je to, co v prvn\u00ed \u0159ad\u011b vytv\u00e1\u0159\u00ed v\u016fli.<\/p>\n<h2>2. Druhy mechanick\u00e9 v\u016fle<\/h2>\n<p>Odborn\u00edci obvykle rozd\u011bluj\u00ed volnost do t\u0159\u00ed skupin, z nich\u017e ka\u017ed\u00e1 m\u00e1 sv\u00e9 specifick\u00e9 um\u00edst\u011bn\u00ed a spektr\u00e1ln\u00ed charakteristiku.<\/p>\n<h3>2.1 Typ A: V\u016fle p\u0159i ot\u00e1\u010den\u00ed (v\u016fle lo\u017eiska)<\/h3>\n<p>P\u0159\u00edli\u0161 velk\u00e1 v\u016fle mezi lo\u017eiskem a h\u0159\u00eddel\u00ed nebo sk\u0159\u00edn\u00ed:<\/p>\n<ul>\n<li><strong>Lo\u017eisko a h\u0159\u00eddel:<\/strong> Opot\u0159ebovan\u00fd povrch h\u0159\u00eddele, nedostate\u010dn\u00e9 ulo\u017een\u00ed s p\u0159esahem, po\u0161kozen\u00e1 d\u00edra lo\u017eiska<\/li>\n<li><strong>Lo\u017eisko k pouzdru:<\/strong> Opot\u0159ebovan\u00fd otvor pouzdra, uvoln\u011bn\u00e9 v\u00edko lo\u017eiska, nedostate\u010dn\u00e9 lisovan\u00e9 ulo\u017een\u00ed<\/li>\n<li><strong>Vnit\u0159n\u00ed lo\u017eisko:<\/strong> nadm\u011brn\u00e9 <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/bearing-clearance\/\">v\u016fle lo\u017eiska<\/a> from wear.<\/li>\n<li><strong>P\u0159\u00edznak:<\/strong> 1\u00d7, 2\u00d7, 3\u00d7 harmonick\u00e9; vy\u0161\u0161\u00ed amplituda v radi\u00e1ln\u00edm sm\u011bru.<\/li>\n<\/ul>\n<h3>2.2 Typ B: Konstruk\u010dn\u00ed v\u016fle (podstavec \/ z\u00e1klad)<\/h3>\n<p>Nedostate\u010dn\u00e9 upevn\u011bn\u00ed neoto\u010dn\u00fdch \u010d\u00e1st\u00ed:<\/p>\n<ul>\n<li><strong><a href=\"https:\/\/vibromera.eu\/cs\/glossary\/pedestal-looseness\/\">Uvoln\u011bn\u00e9 podstavce<\/a>:<\/strong> nedota\u017een\u00e9 kotevn\u00ed \u0161rouby, po\u0161kozen\u00e1 sp\u00e1rovac\u00ed hmota.<\/li>\n<li><strong>Mont\u00e1\u017e na volnou z\u00e1kladnu:<\/strong> uvoln\u011bn\u00e9 nebo chyb\u011bj\u00edc\u00ed upev\u0148ovac\u00ed \u0161rouby za\u0159\u00edzen\u00ed.<\/li>\n<li><strong>Praskl\u00fd r\u00e1m nebo z\u00e1klad:<\/strong> po\u0161kozen\u00ed konstrukce umo\u017e\u0148uj\u00edc\u00ed posun.<\/li>\n<li><strong>P\u0159\u00edznak:<\/strong> V\u00edce harmonick\u00fdch (\u010dasto a\u017e 5\u00d7 nebo v\u00edce); nepravideln\u00e1, neline\u00e1rn\u00ed odezva<\/li>\n<\/ul>\n<p>Struktur\u00e1ln\u00ed volnost \u010dasto jde ruku v ruce s <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/soft-foot\/\">m\u011bkk\u00e1 patka<\/a>, kdy stroj nestoj\u00ed pevn\u011b na noh\u00e1ch; tyto dva probl\u00e9my maj\u00ed podobn\u00e9 p\u0159\u00edznaky a \u010dasto se vyskytuj\u00ed spole\u010dn\u011b, proto se vyplat\u00ed zkontrolovat je najednou.<\/p>\n<h3>2.3 Typ C: Uvoln\u011bn\u00ed sou\u010d\u00e1sti<\/h3>\n<p>Uvoln\u011bn\u00e9 mont\u00e1\u017en\u00ed d\u00edly na rotuj\u00edc\u00edm prvku:<\/p>\n<ul>\n<li><strong>Uvoln\u011bn\u00e1 ob\u011b\u017en\u00e1 kola:<\/strong> ob\u011b\u017en\u00e9 kolo je na h\u0159\u00eddeli uvoln\u011bn\u00e9, kl\u00edn je opot\u0159ebovan\u00fd nebo chyb\u00ed.<\/li>\n<li><strong>Voln\u00e9 spojky:<\/strong> uvoln\u011bn\u00e9 spojovac\u00ed n\u00e1boje na h\u0159\u00eddel\u00edch.<\/li>\n<li><strong>Voln\u011b sed\u00edc\u00ed \u0159emenice \/ ozuben\u00e1 kola:<\/strong> uvoln\u011bn\u00e9 hnac\u00ed sou\u010d\u00e1sti na h\u0159\u00eddeli.<\/li>\n<li><strong>Voln\u00e9 kryty \/ ochrann\u00e9 kryty:<\/strong> chv\u011bn\u00ed plechov\u00fdch panel\u016f.<\/li>\n<li><strong>P\u0159\u00edznak:<\/strong> harmonick\u00e9 a subharmonick\u00e9; mo\u017en\u00e9 slo\u017eky 1\/2\u00d7, 1\/3\u00d7.<\/li>\n<\/ul>\n<p>Sub-synchronn\u00ed prvky typu C jsou charakteristick\u00e9: sou\u010d\u00e1st, kter\u00e1 se vrac\u00ed do v\u00fdchoz\u00ed polohy jednou za dv\u011b nebo t\u0159i ot\u00e1\u010dky, m\u016f\u017ee vyvolat skute\u010dn\u00fd <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/subharmonic\/\">subharmonick\u00e9<\/a> v polovin\u0115 nebo t\u0159etin\u0115 <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/running-speed\/\">provozn\u00ed ot\u00e1\u010dky<\/a>, co\u017e je p\u0159\u00edznak, kter\u00fd se m\u00e1lokdy objevuje v d\u016fsledku d\u00fdsb\u00e1lansu nebo nespr\u00e1vn\u00e9ho se\u0159\u00edzen\u00ed.<\/p>\n<h2>3. Charakteristika vibrac\u00ed<\/h2>\n<h3>3.1 Frekven\u010dn\u00ed charakteristika<\/h3>\n<p>Volnost vytv\u00e1\u0159\u00ed charakteristick\u00fd frekven\u010dn\u00ed pr\u016fb\u011bh:<\/p>\n<ul>\n<li><strong>V\u00edce harmonick\u00fdch:<\/strong> 1\u00d7, 2\u00d7, 3\u00d7, 4\u00d7 a v\u00edce \u2013 na rozd\u00edl od nevyv\u00e1\u017eenosti, kter\u00e1 se vyskytuje p\u0159ev\u00e1\u017en\u011b v pom\u011bru 1\u00d7.<\/li>\n<li><strong>Sub-harmonics:<\/strong> Mohou se objevit sou\u010d\u00e1sti o velikosti 1\/2\u00d7 nebo 1\/3\u00d7 (volnost typu C).<\/li>\n<li><strong>Neharmonick\u00fd pod\u00edl:<\/strong> dosahuje maxima p\u0159i necel\u00fdch n\u00e1sobc\u00edch b\u011b\u017eeck\u00e9 rychlosti.<\/li>\n<li><strong>Zv\u00fd\u0161en\u00e1 \u00farove\u0148 \u0161umu:<\/strong> celorozsahov\u00fd n\u00e1r\u016fst zp\u016fsoben\u00fd n\u00e1hodn\u00fdm n\u00e1razy.<\/li>\n<\/ul>\n<p>U\u017eite\u010dn\u00fdm ment\u00e1ln\u00edm modelem je p\u0159edstava, \u017ee n\u00e1razov\u00fd kloub upne a zdeformuje ka\u017ed\u00fd cyklus pohybu; ve frekven\u010dn\u00ed dom\u00e9n\u011b je pr\u00e1v\u011b tato deformace, k n\u00ed\u017e doch\u00e1z\u00ed jednou za ot\u00e1\u010dku, t\u00edm, co vytv\u00e1\u0159\u00ed dlouhou, uspo\u0159\u00e1danou \u0159adu harmonick\u00fdch v provozn\u00ed frekvenci v <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/spectrum\/\">spektrum<\/a>.<\/p>\n<h3>3.2 Chov\u00e1n\u00ed amplitudy<\/h3>\n<ul>\n<li><strong>Vysok\u00e1 celkov\u00e1 \u00farove\u0148:<\/strong> celkov\u00e9 vibrace, kter\u00e9 jsou v nepom\u011bru k p\u016fsob\u00edc\u00edm sil\u00e1m.<\/li>\n<li><strong>Non-linear:<\/strong> Vibrace se nezv\u011bt\u0161uj\u00ed p\u0159edv\u00eddateln\u011b v z\u00e1vislosti na rychlosti nebo zat\u00ed\u017een\u00ed.<\/li>\n<li><strong>Nepravideln\u00e9:<\/strong> Amplituda se mezi jednotliv\u00fdmi m\u011b\u0159en\u00edmi znateln\u011b li\u0161\u00ed.<\/li>\n<li><strong>Rozd\u00edly ve sm\u011bru:<\/strong> \u010dasto 2\u20135kr\u00e1t vy\u0161\u0161\u00ed v jednom sm\u011bru ne\u017e v kolm\u00e9m sm\u011bru.<\/li>\n<\/ul>\n<h3>3.3 Charakteristika f\u00e1z\u00ed<\/h3>\n<ul>\n<li><strong>Nestabiln\u00ed <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/phase\/\">f\u00e1ze<\/a>:<\/strong> na <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/phase-angle\/\">f\u00e1zov\u00fd \u00fahel<\/a> bloud\u00ed nepravideln\u011b od jednoho m\u011b\u0159en\u00ed k druh\u00e9mu.<\/li>\n<li><strong>Velk\u00fd f\u00e1zov\u00fd rozptyl:<\/strong> kol\u00eds\u00e1n\u00ed v rozmez\u00ed \u00b130\u201390\u00b0 p\u0159i stejn\u00e9 rychlosti.<\/li>\n<li><strong>Znemo\u017e\u0148uje vyv\u00e1\u017een\u00ed:<\/strong> Nep\u0159edv\u00eddateln\u00e1 f\u00e1ze \u010din\u00ed vyva\u017eovac\u00ed v\u00fdpo\u010dty nespolehliv\u00fdmi<\/li>\n<\/ul>\n<h3>3.4 Charakteristiky \u010dasov\u00e9ho pr\u016fb\u011bhu<\/h3>\n<p>Na str\u00e1nk\u00e1ch <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/time-waveform\/\">\u010dasov\u00fd pr\u016fb\u011bh<\/a> je \u010dasto v\u00fdmluvn\u011bj\u0161\u00ed ne\u017e spektrum volnosti:<\/p>\n<ul>\n<li>Nepravideln\u00fd, nesinusov\u00fd tvar.<\/li>\n<li>Zkr\u00e1cen\u00e9 nebo o\u0159\u00edznut\u00e9 vrcholy tam, kde prvek nar\u00e1\u017e\u00ed na sv\u00e9 omezen\u00ed.<\/li>\n<li>N\u00e1hodn\u00e9 impulzivn\u00ed ud\u00e1losti.<\/li>\n<li>Ztr\u00e1ta pravideln\u00e9 struktury mezi jednotliv\u00fdmi cykly.<\/li>\n<\/ul>\n<h2>4. B\u011b\u017en\u00e1 m\u00edsta v\u00fdskytu a p\u0159\u00ed\u010diny<\/h2>\n<h3>4.1 Poruchy souvisej\u00edc\u00ed s lo\u017eisky<\/h3>\n<ul>\n<li>Opot\u0159ebovan\u00e9 povrchy \u010dep\u016f h\u0159\u00eddele, kter\u00e9 zp\u016fsobuj\u00ed vikl\u00e1n\u00ed lo\u017eiska.<\/li>\n<li>Opot\u0159ebovan\u00e9 nebo po\u0161kozen\u00e9 otvory v t\u011ble lo\u017eiska.<\/li>\n<li>Nedostate\u010dn\u00fd t\u011bsn\u00fd spoj (nespr\u00e1vn\u00fd v\u00fdb\u011br tolerance).<\/li>\n<li>\u0160rouby krytu lo\u017eiska jsou uvoln\u011bn\u00e9 nebo nejsou uta\u017eeny na spr\u00e1vn\u00fd moment.<\/li>\n<li>Rozd\u011blen\u00e1 lo\u017eiskov\u00e1 t\u011blesa s opot\u0159ebovan\u00fdmi sty\u010dn\u00fdmi plochami.<\/li>\n<\/ul>\n<h3>4.2 Z\u00e1klad a mont\u00e1\u017e<\/h3>\n<ul>\n<li>Uvoln\u011bn\u00e9 kotevn\u00ed \u0161rouby (nej\u010dast\u011bj\u0161\u00ed p\u0159\u00ed\u010dina konstruk\u010dn\u00ed v\u016fle).<\/li>\n<li>Po\u0161kozen\u00e1 nebo chyb\u011bj\u00edc\u00ed sp\u00e1rovac\u00ed hmota pod podstavci.<\/li>\n<li>Popraskan\u00e9 betonov\u00e9 z\u00e1klady.<\/li>\n<li>Uvoln\u011bn\u00e9 upev\u0148ovac\u00ed \u0161rouby za\u0159\u00edzen\u00ed ke z\u00e1kladov\u00e9 desce.<\/li>\n<li>Po\u0161kozen\u00e9 nebo prot\u00e1hl\u00e9 otvory pro \u0161rouby.<\/li>\n<\/ul>\n<h3>4.3 Rotuj\u00edc\u00ed sou\u010d\u00e1sti<\/h3>\n<ul>\n<li>Ventil\u00e1tor nebo ob\u011b\u017en\u00e9 kolo je na h\u0159\u00eddeli uvoln\u011bn\u00e9 (opot\u0159ebovan\u00e1 pera, uvoln\u011bn\u00e9 stav\u011bc\u00ed \u0161rouby).<\/li>\n<li>Spojovac\u00ed n\u00e1boje s nedostate\u010dn\u00fdm tlakov\u00fdm ulo\u017een\u00edm.<\/li>\n<li>\u0160rouby \u0159emenice jsou uvoln\u011bn\u00e9 nebo chyb\u00ed.<\/li>\n<li>Sou\u010d\u00e1sti rotoru jsou na h\u0159\u00eddeli uvoln\u011bn\u00e9.<\/li>\n<\/ul>\n<h3>4.4 Structural<\/h3>\n<ul>\n<li>Praskl\u00e9 r\u00e1my nebo kryty stroj\u016f.<\/li>\n<li><a href=\"https:\/\/vibromera.eu\/cs\/glossary\/fatigue\/\">\u00danava<\/a> trhliny ve svarech.<\/li>\n<li>Uvoln\u011bn\u00e9 konstruk\u010dn\u00ed \u0161rouby.<\/li>\n<li>Po\u0161kozen\u00e9 spoje nebo lepidla.<\/li>\n<\/ul>\n<h2>5. Metody detekce<\/h2>\n<h3>5.1 Anal\u00fdza vibrac\u00ed<\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/vibromera.eu\/cs\/glossary\/fft\/\">Anal\u00fdza FFT<\/a>:<\/strong> hledejte dlouhou \u0159adu harmonick\u00fdch (1\u00d7, 2\u00d7, 3\u00d7, 4\u00d7, 5\u00d7 a dal\u0161\u00ed).<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/cs\/glossary\/coherence\/\">Koherence<\/a> testing:<\/strong> N\u00edzk\u00e1 koherence mezi vstupn\u00edm a v\u00fdstupn\u00edm sign\u00e1lem nazna\u010duje neline\u00e1rn\u00ed chov\u00e1n\u00ed.<\/li>\n<li><strong>Srovn\u00e1n\u00ed sm\u011br\u016f:<\/strong> v\u00fdrazn\u00e9 rozd\u00edly mezi horizont\u00e1ln\u00edm a vertik\u00e1ln\u00edm sm\u011brem.<\/li>\n<li><strong>Reakce na vn\u011bj\u0161\u00ed podn\u011bt:<\/strong> a <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/bump-test\/\">n\u00e1razov\u00fd test<\/a> na stroji, kter\u00fd vyd\u00e1v\u00e1 neobvykl\u00e9, chrastiv\u00e9 zvuky.<\/li>\n<\/ul>\n<h3>5.2 Fyzick\u00e1 kontrola<\/h3>\n<h4>5.2.1 Vizu\u00e1ln\u00ed kontrola<\/h4>\n<ul>\n<li>Zkontrolujte, zda nejsou n\u011bkde mezery, praskliny, koroze nebo po\u0161kozen\u00ed.<\/li>\n<li>Zkontrolujte, zda nejsou vid\u011bt stopy, kter\u00e9 by prozrazovaly pohyb.<\/li>\n<li>Sledujte vzorce opot\u0159eben\u00ed n\u00e1t\u011bru na sty\u010dn\u00fdch ploch\u00e1ch.<\/li>\n<li>Zkontrolujte, zda se tam nevyskytuj\u00ed kovov\u00e9 piliny nebo na\u010dervenal\u00fd prach, kter\u00e9 by mohly nazna\u010dovat t\u0159en\u00ed.<\/li>\n<\/ul>\n<h4>5.2.2 Zkou\u0161ka poklep\u00e1n\u00edm<\/h4>\n<ul>\n<li>Na podez\u0159el\u00e9 sou\u010d\u00e1sti ude\u0159te kladivem.<\/li>\n<li>Poslouchejte, zda m\u00edsto zvu\u010dn\u00e9ho zvuku nesly\u0161\u00edte chrast\u011bn\u00ed nebo tup\u00fd \u00fader.<\/li>\n<li>Zkontrolujte, zda nedoch\u00e1z\u00ed k nadm\u011brn\u00e9mu pohybu nebo bzu\u010den\u00ed.<\/li>\n<li>Porovnejte s komponenty, o nich\u017e je zn\u00e1mo, \u017ee jsou v po\u0159\u00e1dku.<\/li>\n<\/ul>\n<h4>5.2.3 Ov\u011b\u0159en\u00ed to\u010div\u00e9ho momentu<\/h4>\n<ul>\n<li>Ka\u017ed\u00fd \u0161roub zkontrolujte momentov\u00fdm kl\u00ed\u010dem.<\/li>\n<li>Porovnejte nam\u011b\u0159en\u00e9 hodnoty se specifikac\u00ed.<\/li>\n<li>Zkontrolujte, zda nejsou upev\u0148ovac\u00ed prvky zlomen\u00e9, po\u0161kozen\u00e9 nebo zkorodovan\u00e9.<\/li>\n<li>Zkontrolujte, zda nejsou z\u00e1vity po\u0161kozen\u00e9.<\/li>\n<\/ul>\n<h4>5.2.4 Zkou\u0161ka tahem a tlakem<\/h4>\n<ul>\n<li>Na podez\u0159el\u00e9 sou\u010d\u00e1sti vyv\u00edjejte s\u00edlu rukou nebo p\u00e1\u010didlem.<\/li>\n<li>D\u00e1vejte pozor na pohyby, kter\u00e9 by se nem\u011bly vyskytovat.<\/li>\n<li>K m\u011b\u0159en\u00ed v\u016fle pou\u017eijte \u00fachylkom\u011bry.<\/li>\n<li>Porovnejte s nov\u00fdmi nebo \u0159\u00e1dn\u011b zaji\u0161t\u011bn\u00fdmi sou\u010d\u00e1stmi.<\/li>\n<\/ul>\n<h2>6. Korek\u010dn\u00ed postupy<\/h2>\n<h3>6.1 Uvoln\u011bn\u00ed lo\u017eiska<\/h3>\n<ul>\n<li><strong>Vym\u011b\u0148te lo\u017eisko:<\/strong> pokud je samotn\u00e9 lo\u017eisko opot\u0159ebovan\u00e9.<\/li>\n<li><strong>Shaft repair:<\/strong> opot\u0159ebovan\u00fd h\u0159\u00eddel zpevn\u011bte chromov\u00e1n\u00edm nebo sva\u0159en\u00edm a pot\u00e9 ji znovu obrobte na po\u017eadovan\u00fd rozm\u011br.<\/li>\n<li><strong>Oprava t\u011blesa:<\/strong> zv\u011bt\u0161it sk\u0159\u00ed\u0148 obr\u00e1b\u011bn\u00edm a osadit ji v\u011bt\u0161\u00edm lo\u017eiskem, nebo ji zes\u00edlit kovov\u00fdm n\u00e1st\u0159ikem \u010di sva\u0159en\u00edm a n\u00e1sledn\u011b vyvrtat.<\/li>\n<li><strong>Vylep\u0161ete ulo\u017een\u00ed:<\/strong> pou\u017e\u00edvejte spr\u00e1vn\u00e9 t\u011bsn\u00e9 ulo\u017een\u00ed podle specifikace v\u00fdrobce.<\/li>\n<li><strong>Bearing caps:<\/strong> ut\u00e1hn\u011bte nebo vym\u011b\u0148te, pokud jsou opot\u0159ebovan\u00e9.<\/li>\n<\/ul>\n<h3>6.2 Uvoln\u011bn\u00ed konstrukce<\/h3>\n<ol>\n<li><strong>Ut\u00e1hn\u011bte v\u0161echny upev\u0148ovac\u00ed prvky:<\/strong> ut\u00e1hnout podle specifikace s pou\u017eit\u00edm spr\u00e1vn\u00e9ho po\u0159ad\u00ed utahov\u00e1n\u00ed. Spr\u00e1vn\u00e9 hodnoty lze ov\u011b\u0159it pomoc\u00ed <a href=\"https:\/\/vibromera.eu\/cs\/calculators\/bolt-tightening-torque\/\">Kalkula\u010dka utahovac\u00edho momentu \u0161roub\u016f<\/a>a \u00fanosnost kotevn\u00edch \u0161roub\u016f s <a href=\"https:\/\/vibromera.eu\/cs\/calculators\/anchor-bolt-calculator\/\">Kalkula\u010dka vyta\u017een\u00ed kotevn\u00edch \u0161roub\u016f<\/a>.<\/li>\n<li><strong>Vym\u011b\u0148te po\u0161kozen\u00e9 \u0161rouby:<\/strong> namontujte nov\u00e9 \u0161rouby spr\u00e1vn\u00e9 t\u0159\u00eddy a velikosti.<\/li>\n<li><strong>Opravte z\u00e1klady:<\/strong> odstra\u0148te starou sp\u00e1rovac\u00ed hmotu, o\u010dist\u011bte povrchy a naneste novou sp\u00e1rovac\u00ed hmotu.<\/li>\n<li><strong>Weld cracks:<\/strong> v p\u0159\u00edpad\u011b pot\u0159eby opravte praskliny v r\u00e1mech nebo podstavc\u00edch.<\/li>\n<li><strong>P\u0159idejte v\u00fdztu\u017e:<\/strong> v\u00fdztu\u017en\u00e9 prvky nebo v\u00fdztuhy pro slab\u00e9 konstrukce.<\/li>\n<\/ol>\n<h3>6.3 Uvoln\u011bn\u00ed sou\u010d\u00e1st\u00ed<\/h3>\n<ul>\n<li>Ut\u00e1hn\u011bte stav\u011bc\u00ed \u0161rouby na spr\u00e1vn\u00fd utahovac\u00ed moment a pou\u017eijte p\u0159itom pojistnou pastu na z\u00e1vity.<\/li>\n<li>Vym\u011b\u0148te opot\u0159ebovan\u00e9 kl\u00edny a dr\u00e1\u017eky.<\/li>\n<li>U lisovan\u00fdch sou\u010d\u00e1st\u00ed pou\u017e\u00edvejte spr\u00e1vn\u00e9 t\u011bsn\u00e9 ulo\u017een\u00ed.<\/li>\n<li>Sou\u010d\u00e1sti \u010dep\u016f nebo kl\u00ed\u010d\u016f, kter\u00e9 se opakovan\u011b uvolnily<\/li>\n<li>Po\u0161kozen\u00e9 sou\u010d\u00e1sti rad\u011bji vym\u011b\u0148te, ne\u017e abyste je znovu pou\u017e\u00edvali.<\/li>\n<\/ul>\n<h2>7. Preventivn\u00ed strategie<\/h2>\n<h3>7.1 F\u00e1ze n\u00e1vrhu<\/h3>\n<ul>\n<li>Ur\u010dete vhodn\u00e9 rozm\u011bry a mno\u017estv\u00ed spojovac\u00edch prvk\u016f.<\/li>\n<li>Navrhn\u011bte spr\u00e1vn\u00e9 t\u011bsn\u00e9 ulo\u017een\u00ed.<\/li>\n<li>Zajist\u011bte dostate\u010dnou tuhost konstrukce.<\/li>\n<li>Vyhn\u011bte se m\u00edst\u016fm s vysok\u00fdm nap\u011bt\u00edm, kter\u00e1 vedou k prask\u00e1n\u00ed.<\/li>\n<li>Ur\u010dete vhodn\u00e9 t\u0159\u00eddy a materi\u00e1ly spojovac\u00edch prvk\u016f.<\/li>\n<\/ul>\n<h3>7.2 F\u00e1ze instalace<\/h3>\n<ul>\n<li>Pou\u017e\u00edvejte kalibrovan\u00e9 momentov\u00e9 kl\u00ed\u010de.<\/li>\n<li>Dodr\u017eujte spr\u00e1vn\u00fd postup utahov\u00e1n\u00ed.<\/li>\n<li>V p\u0159\u00edpad\u011b pot\u0159eby pou\u017eijte pojistn\u00e9 pasty na \u0161rouby.<\/li>\n<li>P\u0159ed mont\u00e1\u017e\u00ed se ujist\u011bte, \u017ee jsou povrchy \u010dist\u00e9 a rovn\u00e9.<\/li>\n<li>Ov\u011b\u0159te, zda d\u00edly odpov\u00eddaj\u00ed specifikaci.<\/li>\n<li>Prove\u010fte kontroly kvality.<\/li>\n<\/ul>\n<h3>7.3 F\u00e1ze \u00fadr\u017eby<\/h3>\n<ul>\n<li>Pravideln\u011b kontrolujte utahovac\u00ed moment \u0161roub\u016f (jednou ro\u010dn\u011b nebo podle pl\u00e1nu monitorov\u00e1n\u00ed vibrac\u00ed).<\/li>\n<li>Use vibration <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/trending\/\">sledov\u00e1n\u00ed trend\u016f<\/a> aby se v\u010das odhalilo za\u010d\u00ednaj\u00edc\u00ed uvoln\u011bn\u00ed.<\/li>\n<li>B\u011bhem odst\u00e1vek prov\u00e1d\u011bjte vizu\u00e1ln\u00ed kontroly.<\/li>\n<li>V p\u0159\u00edpad\u011b pot\u0159eby znovu ut\u00e1hn\u011bte.<\/li>\n<li>Vibrace je t\u0159eba \u0159e\u0161it ihned, ne\u017e v\u016fbec dojde k uvoln\u011bn\u00ed.<\/li>\n<\/ul>\n<h2>8. Probl\u00e9my p\u0159i diagnostice<\/h2>\n<h3>8.1 Zakr\u00fdv\u00e1n\u00ed jin\u00fdch probl\u00e9m\u016f<\/h3>\n<ul>\n<li>Volnost m\u016f\u017ee zakr\u00fdvat nebo napodobovat jin\u00e9 vady.<\/li>\n<li>Zabra\u0148uje p\u0159esn\u00e9mu <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/vyvazovani\/\">vyva\u017eov\u00e1n\u00ed<\/a> kv\u016fli neline\u00e1rn\u00ed odezv\u011b.<\/li>\n<li>It makes <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/misalignment\/\">souosost<\/a> obt\u00ed\u017en\u00e9 nebo nemo\u017en\u00e9 udr\u017eet.<\/li>\n<li>M\u016f\u017ee vytv\u00e1\u0159et vibra\u010dn\u00ed vzorce p\u0159ipom\u00ednaj\u00edc\u00ed praskliny nebo <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/bearing-defects\/\">vady lo\u017eisek<\/a>.<\/li>\n<\/ul>\n<h3>8.2 Progresivn\u00ed charakter<\/h3>\n<ul>\n<li>Volnost obvykle za\u010d\u00edn\u00e1 nen\u00e1padn\u011b a postupn\u011b se zhor\u0161uje.<\/li>\n<li>Vibrace zp\u016fsoben\u00e9 uvoln\u011bn\u00edm vedou k dal\u0161\u00edmu uvoln\u011bn\u00ed \u2013 vznik\u00e1 tak za\u010darovan\u00fd kruh.<\/li>\n<li>Pokud se tento stav nel\u00e9\u010d\u00ed, m\u016f\u017ee se b\u011bhem n\u011bkolika t\u00fddn\u016f zhor\u0161it z m\u00edrn\u00e9ho na z\u00e1va\u017en\u00fd.<\/li>\n<li>To nakonec zp\u016fsobuje sekund\u00e1rn\u00ed po\u0161kozen\u00ed lo\u017eisek, h\u0159\u00eddel\u00ed a z\u00e1klad\u016f.<\/li>\n<\/ul>\n<h2>9. Souvislost s jin\u00fdmi poruchami<\/h2>\n<h3>9.1 Volnost vs. nevyv\u00e1\u017eenost<\/h3>\n<table border=\"1\" style=\"width:100%; border-collapse:collapse;\">\n<tr>\n<th>Funkce<\/th>\n<th>Nevyv\u00e1\u017eenost<\/th>\n<th>V\u016fle<\/th>\n<\/tr>\n<tr>\n<td>Prim\u00e1rn\u00ed frekvence<\/td>\n<td>pouze 1\u00d7<\/td>\n<td>1\u00d7, 2\u00d7, 3\u00d7, 4\u00d7+ harmonick\u00e9<\/td>\n<\/tr>\n<tr>\n<td>F\u00e1zov\u00e1 stabilita<\/td>\n<td>Konzistentn\u00ed, opakovateln\u00e9<\/td>\n<td>Nepravideln\u00e9, m\u011bn\u00ed se mezi m\u011b\u0159en\u00edmi<\/td>\n<\/tr>\n<tr>\n<td>Linearita<\/td>\n<td>Vibrace \u221d rychlost\u00b2<\/td>\n<td>Neline\u00e1rn\u00ed, nep\u0159edv\u00eddateln\u00e9<\/td>\n<\/tr>\n<tr>\n<td>Reakce na vyva\u017eov\u00e1n\u00ed<\/td>\n<td>Sn\u00ed\u017een\u00e9 vibrace<\/td>\n<td>Minim\u00e1ln\u00ed nebo \u017e\u00e1dn\u00e9 zlep\u0161en\u00ed<\/td>\n<\/tr>\n<tr>\n<td>Sm\u011brov\u00fd vzor<\/td>\n<td>Podobn\u00e9 horizont\u00e1ln\u00ed\/vertik\u00e1ln\u00ed<\/td>\n<td>\u010casto mnohem vy\u0161\u0161\u00ed v jednom sm\u011bru<\/td>\n<\/tr>\n<\/table>\n<h3>9.2 Volnost vs. nesouosost<\/h3>\n<ul>\n<li><strong>Nespr\u00e1vn\u00e9 zarovn\u00e1n\u00ed:<\/strong> p\u0159ev\u00e1\u017en\u011b 2\u00d7 s n\u011bkolika 1\u00d7 a stabiln\u00ed f\u00e1z\u00ed.<\/li>\n<li><strong>V\u016fle:<\/strong> n\u011bkolik harmonick\u00fdch (od 1\u00d7 a\u017e po 5\u00d7+), s nestabiln\u00ed f\u00e1z\u00ed.<\/li>\n<li><strong>Kombinace:<\/strong> Nespr\u00e1vn\u00e9 se\u0159\u00edzen\u00ed m\u016f\u017ee zp\u016fsobit v\u016fli a ta zase zhor\u0161uje d\u016fsledky nespr\u00e1vn\u00e9ho se\u0159\u00edzen\u00ed \u2013 tyto dva jevy se navz\u00e1jem posiluj\u00ed.<\/li>\n<\/ul>\n<h2>10. Vliv na v\u00fdkon stroje<\/h2>\n<h3>10.1 P\u0159\u00edm\u00e9 dopady<\/h3>\n<ul>\n<li><strong>Vysok\u00e9 vibrace:<\/strong> nadm\u011brn\u00e9 hodnoty, kter\u00e9 zp\u016fsobuj\u00ed nep\u0159\u00edjemn\u00e9 pocity a vyvol\u00e1vaj\u00ed obavy o bezpe\u010dnost, co\u017e \u010dasto vede k p\u0159ekro\u010den\u00ed mez\u00ed stroje <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/vibration-severity\/\">z\u00e1va\u017enost vibrac\u00ed<\/a> limits.<\/li>\n<li><strong>Hluk:<\/strong> chrast\u00edc\u00ed, bouchaj\u00edc\u00ed nebo klepaj\u00edc\u00ed zvuky.<\/li>\n<li><strong>Sn\u00ed\u017een\u00e1 p\u0159esnost:<\/strong> chyby v polohov\u00e1n\u00ed h\u0159\u00eddele.<\/li>\n<li><strong>Zrychlen\u00e9 opot\u0159eben\u00ed:<\/strong> R\u00e1zov\u00e9 zat\u00ed\u017een\u00ed po\u0161kozuje sou\u010d\u00e1sti.<\/li>\n<\/ul>\n<h3>10.2 Sekund\u00e1rn\u00ed \u0161kody<\/h3>\n<ul>\n<li><strong>Po\u0161kozen\u00ed lo\u017eisek:<\/strong> R\u00e1zov\u00e1 zat\u00ed\u017een\u00ed a nesouosost zp\u016fsoben\u00e1 uvoln\u011bn\u00edm vedou k po\u0161kozen\u00ed lo\u017eisek.<\/li>\n<li><strong>T\u0159ec\u00ed koroze h\u0159\u00eddele:<\/strong> Mikropohyby p\u0159i voln\u00e9m ulo\u017een\u00ed zp\u016fsobuj\u00ed korozi zp\u016fsobenou t\u0159en\u00edm<\/li>\n<li><strong>Selh\u00e1n\u00ed spojovac\u00edho prvku:<\/strong> \u0160rouby mohou p\u0159i st\u0159\u00eddav\u00e9m nam\u00e1h\u00e1n\u00ed podl\u00e9hat \u00fanav\u011b materi\u00e1lu a prasknout.<\/li>\n<li><strong>\u0160\u00ed\u0159en\u00ed trhliny:<\/strong> Vibrace roz\u0161i\u0159uj\u00ed st\u00e1vaj\u00edc\u00ed trhliny.<\/li>\n<li><strong>Po\u0161kozen\u00ed z\u00e1klad\u016f:<\/strong> Dlouhodob\u00e9 vibrace zp\u016fsobuj\u00ed rozpad betonu a injekt\u00e1\u017en\u00ed malty.<\/li>\n<\/ul>\n<h3>10.3 Provozn\u00ed z\u00e1le\u017eitosti<\/h3>\n<ul>\n<li>Br\u00e1n\u00ed \u00fa\u010dinn\u00e9mu vyv\u00e1\u017een\u00ed.<\/li>\n<li>Znemo\u017e\u0148uje udr\u017een\u00ed spr\u00e1vn\u00e9ho zarovn\u00e1n\u00ed.<\/li>\n<li>Zp\u016fsobuje diagnostickou nejistotu, kter\u00e1 zakr\u00fdv\u00e1 jin\u00e9 probl\u00e9my.<\/li>\n<li>Sni\u017euje celkovou spolehlivost za\u0159\u00edzen\u00ed.<\/li>\n<\/ul>\n<h2>11. P\u0159\u00edpadov\u00e1 studie<\/h2>\n<p><strong>Situace:<\/strong> velk\u00fd ventil\u00e1tor s nucen\u00fdm tahem, kter\u00fd b\u011b\u017e\u00ed p\u0159i 1200 ot\u00e1\u010dk\u00e1ch za minutu a vykazuje nadm\u011brn\u00e9 vibrace.<\/p>\n<ul>\n<li><strong>Po\u010d\u00e1te\u010dn\u00ed p\u0159\u00edznaky:<\/strong> Celkov\u00e1 vibrace 8 mm\/s p\u0159i mezn\u00ed hodnot\u011b alarmu 4,5 mm\/s.<\/li>\n<li><strong>Spektrum:<\/strong> siln\u00e9 komponenty 1\u00d7, 2\u00d7, 3\u00d7, 4\u00d7.<\/li>\n<li><strong>Pokusy o vyv\u00e1\u017een\u00ed:<\/strong> t\u0159i pokusy, \u017e\u00e1dn\u00e9 zlep\u0161en\u00ed, po celou dobu nepravideln\u00e1 f\u00e1ze.<\/li>\n<li><strong>\u0160et\u0159en\u00ed:<\/strong> P\u0159i fyzick\u00e9 prohl\u00eddce bylo zji\u0161t\u011bno, \u017ee \u010dty\u0159i z osmi kotevn\u00edch \u0161roub\u016f jsou uvoln\u011bn\u00e9.<\/li>\n<li><strong>Oprava:<\/strong> v\u0161echny kotevn\u00ed \u0161rouby byly dota\u017eeny na p\u0159edepsan\u00fd moment 400 N\u00b7m.<\/li>\n<li><strong>V\u00fdsledek:<\/strong> Vibrace okam\u017eit\u011b poklesly na 1,8 mm\/s.<\/li>\n<li><strong>Follow-up:<\/strong> Jeden vyva\u017eovac\u00ed cyklus sn\u00ed\u017eil vibrace na 0,8 mm\/s, jeliko\u017e syst\u00e9m byl nyn\u00ed line\u00e1rn\u00ed.<\/li>\n<li><strong>Lekce:<\/strong> P\u0159ed vyva\u017eov\u00e1n\u00edm v\u017edy zkontrolujte, zda nejsou sou\u010d\u00e1sti povolen\u00e9.<\/li>\n<\/ul>\n<p>Tento p\u0159\u00edpad je u\u010debnicov\u00fd: pr\u00e1v\u011b ty t\u0159i ne\u00fasp\u011b\u0161n\u00e9 vyva\u017eovac\u00ed cykly, kter\u00e9 pos\u00e1dku tak frustrovaly, byly samy o sob\u011b diagn\u00f3zou. V okam\u017eiku, kdy se z\u00e1kladna op\u011bt zpevnila, se rotor choval line\u00e1rn\u011b a korekce nevyv\u00e1\u017eenosti se poda\u0159ila hned na prvn\u00ed pokus. P\u0159enosn\u00fd dvoukan\u00e1lov\u00fd analyz\u00e1tor, jako je <a href=\"https:\/\/vibromera.eu\/cs\/produkt\/balanset-1\/\">Balanset-1A<\/a> tuto smy\u010dku je\u0161t\u011b zkracuje \u2013 jej\u00ed spektrum v re\u00e1ln\u00e9m \u010dase a indikace stabiln\u00ed oproti rozpt\u00fdlen\u00e9 f\u00e1zi odhal\u00ed neline\u00e1rn\u00ed, uvoln\u011bn\u00fd stroj b\u011bhem n\u011bkolika minut, tak\u017ee technik v\u00ed, \u017ee m\u00e1 s\u00e1hnout po momentov\u00e9m kl\u00ed\u010di, ne\u017e se pokus\u00ed o vyv\u00e1\u017een\u00ed, kter\u00e9 by stejn\u011b nikdy nefungovalo. Samotnou celkovou \u00farove\u0148 lze ze spektra rekonstruovat pomoc\u00ed <a href=\"https:\/\/vibromera.eu\/cs\/calculators\/vibration-overall-level\/\">Kalkula\u010dka celkov\u00e9 \u00farovn\u011b vibrac\u00ed<\/a> abychom zjistili, na jak\u00e9 \u00farovni se stroj nach\u00e1z\u00ed v relaci k alarmu.<\/p>\n<h2>12. Osv\u011bd\u010den\u00e9 postupy<\/h2>\n<h3>12.1 Diagnostick\u00fd kontroln\u00ed seznam<\/h3>\n<p>P\u0159i vy\u0161et\u0159ov\u00e1n\u00ed jak\u00e9hokoli probl\u00e9mu s vibracemi v\u017edy nejprve vylou\u010dte nebo potvr\u010fte mo\u017enost uvoln\u011bn\u00ed:<\/p>\n<ol>\n<li>Analyzujte spektrum pro v\u00edce harmonick\u00fdch.<\/li>\n<li>Zkontrolujte opakovatelnost f\u00e1ze mezi jednotliv\u00fdmi cykly.<\/li>\n<li>Prove\u010fte zkou\u0161ky poklep\u00e1n\u00edm na podez\u0159el\u00e9 sou\u010d\u00e1sti.<\/li>\n<li>Zkontrolujte utahovac\u00ed moment v\u0161ech \u0161roub\u016f.<\/li>\n<li>Zkontrolujte, zda nejsou p\u0159\u00edtomny praskliny, opot\u0159eben\u00ed a po\u0161kozen\u00ed.<\/li>\n<li><strong>Nejprve vy\u0159e\u0161te p\u0159\u00edpadnou v\u016fli<\/strong>, ne\u017e p\u0159istoup\u00edte k dal\u0161\u00edm diagnostick\u00fdm \u00fakon\u016fm nebo oprav\u00e1m.<\/li>\n<\/ol>\n<h3>12.2 Protokol \u00fadr\u017eby<\/h3>\n<ul>\n<li>Do pl\u00e1n\u016f preventivn\u00ed \u00fadr\u017eby zahr\u0148te kontrolu utahovac\u00edch moment\u016f \u0161roub\u016f.<\/li>\n<li>Zaznamenejte z\u00e1kladn\u00ed hodnoty to\u010div\u00e9ho momentu.<\/li>\n<li>Sledujte v\u00fdvoj relaxace to\u010div\u00e9ho momentu v \u010dase.<\/li>\n<li>Na kritick\u00e9 spojovac\u00ed prvky pou\u017eijte zaji\u0161\u0165ovac\u00ed prost\u0159edky pro z\u00e1vity<\/li>\n<li>V m\u00edstech, kde se \u0161rouby neust\u00e1le uvol\u0148uj\u00ed, je lep\u0161\u00ed je vym\u011bnit, ne\u017e je opakovan\u011b dotahovat.<\/li>\n<\/ul>\n<p>Mechanick\u00e1 v\u016fle je b\u011b\u017enou, av\u0161ak \u010dasto p\u0159ehl\u00ed\u017eenou p\u0159\u00ed\u010dinou vibrac\u00ed stroj\u016f. D\u00edky jej\u00edmu charakteristick\u00e9mu spektru s v\u00edce harmonick\u00fdmi slo\u017ekami, neline\u00e1rn\u00edmu chov\u00e1n\u00ed a tendenci naru\u0161ovat \u00fa\u010dinnost v\u0161ech ostatn\u00edch diagnostick\u00fdch a n\u00e1pravn\u00fdch opat\u0159en\u00ed je nezbytn\u00e9 ji zkontrolovat \u2013 a odstranit \u2013 jako \u00fapln\u011b prvn\u00ed krok p\u0159i jak\u00e9mkoli \u0159e\u0161en\u00ed probl\u00e9m\u016f s vibracemi.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/cs\/glossary\/\">\u2190 Zp\u011bt na hlavn\u00ed index<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Seznamte se s mechanickou v\u016fl\u00ed, nadm\u011brn\u00fdmi v\u016flemi nebo nedostate\u010dn\u00fdm upevn\u011bn\u00edm v rota\u010dn\u00edch stroj\u00edch, kter\u00e9 zp\u016fsobuj\u00ed v\u00edce harmonick\u00fdch a neline\u00e1rn\u00ed vibra\u010dn\u00ed chov\u00e1n\u00ed.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-20648","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/glossary\/20648","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/glossary\/20648\/revisions"}],"predecessor-version":[{"id":101454,"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/glossary\/20648\/revisions\/101454"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/media?parent=20648"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/categories?post=20648"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/tags?post=20648"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}