{"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\/ro\/glossary\/looseness\/","title":{"rendered":"Ce este sl\u0103birea mecanic\u0103? Diagnosticarea vibra\u021biilor"},"content":{"rendered":"<h1>\u00cen\u021belegerea jocului mecanic la ma\u0219inile rotative<\/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\/ro\/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\/ro\/product\/balanset-1\/\" title=\"Echilibrator portabil \u0219i analizor de vibra\u021bii Balanset-1A\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Balanset-1A kit complet \u2014 echilibrator portabil \u0219i analizor de vibra\u021bii\" 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\/ro\/product-category\/devices\/\" rel=\"tag\">Dispozitive<\/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\/ro\/product\/balanset-1\/\" title=\"Echilibrator portabil \u0219i analizor de vibra\u021bii Balanset-1A\">Echilibrator portabil \u0219i analizor de vibra\u021bii 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> + TVA (dac\u0103 este cazul)<\/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=\"\/ro\/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=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" 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=\"\/ro\/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=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Portable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201ePortable balancer &amp; Vibration analyzer Balanset-1A\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/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\/ro\/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\/ro\/product\/vibration-sensor\/\" title=\"Senzor de vibra\u021bii\">\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=\"Prim-plan senzor de vibra\u021bii 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\/ro\/product-category\/parts\/\" rel=\"tag\">Piese<\/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\/ro\/product\/vibration-sensor\/\" title=\"Senzor de vibra\u021bii\">Senzor de vibra\u021bii<\/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> + TVA (dac\u0103 este cazul)<\/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=\"\/ro\/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=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" 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=\"\/ro\/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=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Vibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201eVibration sensor\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/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\/ro\/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\/ro\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Senzor optic (tahometru cu 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=\"Senzor optic (tahometru cu 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\/ro\/product-category\/parts\/\" rel=\"tag\">Piese<\/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\/ro\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Senzor optic (tahometru cu laser)\">Senzor optic (tahometru cu 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> + TVA (dac\u0103 este cazul)<\/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=\"\/ro\/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=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" 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=\"\/ro\/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=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Optical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201eOptical Sensor (Laser Tachometer)\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/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\/ro\/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\/ro\/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=\"Kit de echilibrare a rotorului Vibromera: geant\u0103 de transport, condi\u021bioner de semnal multicanal, analizor portabil, baz\u0103 magnetic\u0103, senzori de vibra\u021bii \u0219i cabluri spiralate.\" 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\/ro\/product-category\/devices\/\" rel=\"tag\">Dispozitive<\/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\/ro\/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> + TVA (dac\u0103 este cazul)<\/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=\"\/ro\/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=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" 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=\"\/ro\/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=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Balanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201eBalanset-4\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/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\/ro\/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\/ro\/product\/magnet-stand\/\" title=\"Stand magnetic 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=\"Baza magnetic\u0103.\" 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\/ro\/product-category\/parts\/\" rel=\"tag\">Piese<\/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\/ro\/product\/magnet-stand\/\" title=\"Stand magnetic Insize-60-kgf\">Stand magnetic 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> + TVA (dac\u0103 este cazul)<\/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=\"\/ro\/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=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" 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=\"\/ro\/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=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Magnetic Stand Insize-60-kgf\u201d\" rel=\"nofollow\" data-success_message=\"\u201eMagnetic Stand Insize-60-kgf\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/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\/ro\/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\/ro\/product\/reflective-tape\/\" title=\"Band\u0103 reflectorizant\u0103\">\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=\"Band\u0103 reflectorizant\u0103\" 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\/ro\/product-category\/parts\/\" rel=\"tag\">Piese<\/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\/ro\/product\/reflective-tape\/\" title=\"Band\u0103 reflectorizant\u0103\">Band\u0103 reflectorizant\u0103<\/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> + TVA (dac\u0103 este cazul)<\/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=\"\/ro\/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=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" 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=\"\/ro\/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=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Reflective tape\u201d\" rel=\"nofollow\" data-success_message=\"\u201eReflective tape\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/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\/ro\/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\/ro\/product\/dynamic-balancer-balanset-1a\/\" title=\"Echilibrator dinamic &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=\"Con\u021binutul kitului Balanset-1A cu unitate de interfa\u021b\u0103, senzori, tahometru \u0219i accesorii\" 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\/ro\/product-category\/devices\/\" rel=\"tag\">Dispozitive<\/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\/ro\/product\/dynamic-balancer-balanset-1a\/\" title=\"Echilibrator dinamic &quot;Balanset-1A&quot; OEM\">Echilibrator dinamic \"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> + TVA (dac\u0103 este cazul)<\/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=\"\/ro\/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=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" 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=\"\/ro\/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=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Dynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201eDynamic balancer \u201cBalanset-1A\u201d OEM\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/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>Joc mecanic<\/strong> este o stare \u00een care componentele unei ma\u0219ini prezint\u0103 jocuri excesive, fix\u0103ri necorespunz\u0103toare, \u00eembin\u0103ri uzate sau deterior\u0103ri structurale care permit pieselor care ar trebui s\u0103 fie \u00eembinate rigid s\u0103 se mi\u0219te unele fa\u021b\u0103 de altele. Aceast\u0103 libertate neinten\u021bionat\u0103 transform\u0103 o ma\u0219in\u0103 care altfel ar fi liniar\u0103 \u00eentr-una neliniar\u0103, gener\u00e2nd <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/vibration\/\">vibra\u021bii<\/a> bogat \u00een diverse <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/harmonics\/\">armonice<\/a> viteza de func\u021bionare, oscila\u021bii de amplitudine neregulate \u0219i diferen\u021be direc\u021bionale semnificative care nu respect\u0103 modelele ordonate ale unei defec\u021biuni simple. Jocul mecanic este dublu problematic: genereaz\u0103 vibra\u021bii excesive \u00een sine \u0219i \u2014 deoarece determin\u0103 ma\u0219ina s\u0103 reac\u021bioneze imprevizibil \u2014 saboteaz\u0103 \u00eencerc\u0103rile de a diagnostica sau remedia alte defec\u021biuni, cum ar fi <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/unbalance\/\">dezechilibru<\/a> sau <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/misalignment\/\">nealiniere<\/a>. Din acest motiv, trebuie identificat\u0103 \u0219i remediat\u0103 <em>\u00eenainte<\/em> orice alt\u0103 m\u0103sur\u0103 de reducere a vibra\u021biilor poate avea succes.<\/p>\n<h2>1. Defini\u021bie: Ce este jocul mecanic<\/h2>\n<p>\u00cen esen\u021b\u0103, jocul mecanic reprezint\u0103 o pierdere a integrit\u0103\u021bii structurale \u00een calea de transmitere a sarcinii. O ma\u0219in\u0103 \u00een stare bun\u0103 transmite for\u021bele prin \u00eembin\u0103ri cu \u0219uruburi, ajustaje cu str\u00e2ngere \u0219i mortar, ca \u0219i cum \u00eentregul ansamblu ar fi un corp solid. C\u00e2nd o \u00eembinare se sl\u0103be\u0219te, piesele se pot separa \u0219i repozi\u021biona de multe ori pe rota\u021bie, fiecare impact inject\u00e2nd energie pe o band\u0103 larg\u0103 de frecven\u021be. Rezultatul este un spectru caracteristic &#8220;neregulat&#8221; \u0219i o ma\u0219in\u0103 care se comport\u0103 diferit de la o m\u0103sur\u0103toare la alta. Termeni str\u00e2ns lega\u021bi descriu evolu\u021bia aceleia\u0219i probleme: <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/mechanical-loosening\/\">joc mecanic<\/a> subliniaz\u0103 deteriorarea treptat\u0103 \u00een timp, \u00een timp ce propriet\u0103\u021bile mecanice de baz\u0103 <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/wear\/\">uzur\u0103<\/a> tocmai combina\u021bia dintre forme \u0219i suprafe\u021be este cea care creeaz\u0103 spa\u021biul liber.<\/p>\n<h2>2. Tipuri de joc mecanic<\/h2>\n<p>Speciali\u0219tii clasific\u0103 de obicei jocurile mecanice \u00een trei categorii, fiecare av\u00e2nd propria localizare \u0219i amprent\u0103 spectral\u0103.<\/p>\n<h3>2.1 Tipul A: Joc de rota\u021bie (joc al rulmentului)<\/h3>\n<p>Joc excesiv \u00eentre rulment \u0219i arbore sau carcas\u0103:<\/p>\n<ul>\n<li><strong>Rela\u021bia dintre rulment \u0219i arbore:<\/strong> Suprafa\u021b\u0103 uzat\u0103 a arborelui, potrivire neadecvat\u0103 cu interferen\u021b\u0103, alezaj deteriorat al rulmentului<\/li>\n<li><strong>Rela\u021bia dintre rulment \u0219i carcas\u0103:<\/strong> Alezaj uzat al carcasei, capac de rulment sl\u0103bit, fixare prin presare inadecvat\u0103<\/li>\n<li><strong>Rulment intern:<\/strong> excesiv <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/bearing-clearance\/\">jocul rulmentului<\/a> from wear.<\/li>\n<li><strong>Simptom:<\/strong> Armonici de ordinul 1, 2, 3; amplitudine mai mare \u00een direc\u021biile radiale.<\/li>\n<\/ul>\n<h3>2.2 Tipul B: Joc structural (soclu \/ funda\u021bie)<\/h3>\n<p>Fixarea necorespunz\u0103toare a pieselor care nu se rotesc:<\/p>\n<ul>\n<li><strong><a href=\"https:\/\/vibromera.eu\/ro\/glossary\/pedestal-looseness\/\">Postamente sl\u0103bite<\/a>:<\/strong> \u0219uruburile de ancorare nu sunt str\u00e2nse, mortar deteriorat.<\/li>\n<li><strong>Fixare sl\u0103bit\u0103 pe baz\u0103:<\/strong> \u0219uruburile de fixare ale echipamentului sunt sl\u0103bite sau lipsesc.<\/li>\n<li><strong>Cadru sau funda\u021bie fisurat\u0103:<\/strong> deterior\u0103ri structurale care permit deplasarea.<\/li>\n<li><strong>Simptom:<\/strong> Armonice multiple (adesea de p\u00e2n\u0103 la 5\u00d7 sau mai mult); r\u0103spuns neregulat, neliniar<\/li>\n<\/ul>\n<p>Jocul structural merge adesea m\u00e2n\u0103 \u00een m\u00e2n\u0103 cu <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/soft-foot\/\">picior moale<\/a>, \u00een cazul \u00een care aparatul nu st\u0103 drept pe picioare; cele dou\u0103 probleme prezint\u0103 simptome similare \u0219i apar adesea \u00eempreun\u0103, a\u0219a c\u0103 merit\u0103 s\u0103 le verifica\u021bi pe am\u00e2ndou\u0103 \u00een acela\u0219i timp.<\/p>\n<h3>2.3 Tipul C: Joc al componentelor<\/h3>\n<p>Componente sl\u0103bite pe elementul rotativ:<\/p>\n<ul>\n<li><strong>Rotori sl\u0103bi\u021bi:<\/strong> rotorul este sl\u0103bit pe arbore, cheia este uzat\u0103 sau lipse\u0219te.<\/li>\n<li><strong>Cuplaje libere:<\/strong> butucii de cuplare sl\u0103bi\u021bi pe arbori.<\/li>\n<li><strong>Scripete \/ ro\u021bi din\u021bate sl\u0103bite:<\/strong> componente de transmisie sl\u0103bite pe arbore.<\/li>\n<li><strong>Capace \/ ap\u0103r\u0103tori sl\u0103bite:<\/strong> zgomotul produs de panourile din tabl\u0103.<\/li>\n<li><strong>Simptom:<\/strong> armonici \u0219i subarmonici; posibile componente de 1\/2\u00d7, 1\/3\u00d7.<\/li>\n<\/ul>\n<p>Componentele subsincrone ale tipului C sunt deosebite: o pies\u0103 care revine la pozi\u021bia ini\u021bial\u0103 o dat\u0103 la dou\u0103 sau trei rota\u021bii poate genera o adev\u0103rat\u0103 <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/subharmonic\/\">subarmonic\u0103<\/a> la jum\u0103tate sau la o treime din <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/running-speed\/\">vitez\u0103 de func\u021bionare<\/a>, un indiciu care apare rar \u00een cazul unui dezechilibru sau al unei alini\u0103ri incorecte.<\/p>\n<h2>3. Semn\u0103tura vibra\u021bional\u0103<\/h2>\n<h3>3.1 Caracteristici de frecven\u021b\u0103<\/h3>\n<p>Sl\u0103birea produce un model de frecven\u021b\u0103 caracteristic:<\/p>\n<ul>\n<li><strong>Armonici multiple:<\/strong> 1\u00d7, 2\u00d7, 3\u00d7, 4\u00d7 \u0219i mai mult \u2014 spre deosebire de dezechilibru, care este \u00een principal de 1\u00d7.<\/li>\n<li><strong>Sub-harmonics:<\/strong> Pot ap\u0103rea componente de 1\/2\u00d7 sau 1\/3\u00d7 (joc de tip C).<\/li>\n<li><strong>Con\u021binut nearmonic:<\/strong> atinge valori maxime la multiplii ne\u00eentregi ai vitezei de func\u021bionare.<\/li>\n<li><strong>Nivel de zgomot de fond ridicat:<\/strong> o cre\u0219tere de band\u0103 larg\u0103 determinat\u0103 de impacturi aleatorii.<\/li>\n<\/ul>\n<p>Un model mental util este acela conform c\u0103ruia articula\u021bia care intr\u0103 \u00een impact se blocheaz\u0103 \u0219i distorsioneaz\u0103 fiecare ciclu de mi\u0219care; \u00een domeniul frecven\u021belor, aceast\u0103 distorsionare a unui eveniment care are loc o dat\u0103 pe rota\u021bie este exact ceea ce genereaz\u0103 o serie lung\u0103 \u0219i ordonat\u0103 de armonici ale vitezei de rota\u021bie \u00een <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/spectrum\/\">spectru<\/a>.<\/p>\n<h3>3.2 Comportamentul amplitudinii<\/h3>\n<ul>\n<li><strong>Nivel general ridicat:<\/strong> o vibra\u021bie total\u0103 dispropor\u021bionat\u0103 fa\u021b\u0103 de for\u021bele motrice prezente.<\/li>\n<li><strong>Non-linear:<\/strong> Vibra\u021biile nu variaz\u0103 \u00een mod previzibil \u00een func\u021bie de vitez\u0103 sau de sarcin\u0103.<\/li>\n<li><strong>Neregulat:<\/strong> amplitudinea variaz\u0103 semnificativ de la o m\u0103sur\u0103toare la alta.<\/li>\n<li><strong>Diferen\u021be direc\u021bionale:<\/strong> adesea de 2\u20135 ori mai mare \u00eentr-o direc\u021bie dec\u00e2t \u00een cea perpendicular\u0103.<\/li>\n<\/ul>\n<h3>3.3 Caracteristicile fazelor<\/h3>\n<ul>\n<li><strong>Instabil <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/phase\/\">faz\u0103<\/a>:<\/strong> a <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/phase-angle\/\">unghi de faz\u0103<\/a> variaz\u0103 haotic de la o citire la alta.<\/li>\n<li><strong>Dispersie mare de faz\u0103:<\/strong> Varia\u021bie de \u00b130\u201390\u00b0 la aceea\u0219i vitez\u0103.<\/li>\n<li><strong>\u00cempiedic\u0103 echilibrarea:<\/strong> Faza imprevizibil\u0103 face ca calculele de echilibrare s\u0103 fie nesigure<\/li>\n<\/ul>\n<h3>3.4 Caracteristicile formei de und\u0103 temporale<\/h3>\n<p>The <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/time-waveform\/\">form\u0103 de und\u0103 temporal\u0103<\/a> este adesea mai revelator dec\u00e2t spectrul pentru diagnosticarea sl\u0103birii:<\/p>\n<ul>\n<li>Form\u0103 neregulat\u0103, nesinusoidal\u0103.<\/li>\n<li>V\u00e2rfuri trunchiate sau decupate acolo unde componenta se love\u0219te de constr\u00e2ngerea sa.<\/li>\n<li>Evenimente impulsive aleatorii.<\/li>\n<li>Pierderea structurii periodice clare de la un ciclu la altul.<\/li>\n<\/ul>\n<h2>4. Loca\u021bii \u0219i cauze frecvente<\/h2>\n<h3>4.1 Probleme legate de rulmen\u021bi<\/h3>\n<ul>\n<li>Suprafe\u021bele uzate ale jurnalului arborelui care permit rulmentului s\u0103 se balanseze.<\/li>\n<li>Alveolele carcasei rulmentului sunt uzate sau deteriorate.<\/li>\n<li>O potrivire str\u00e2ns\u0103 necorespunz\u0103toare (alegerea gre\u0219it\u0103 a toleran\u021bei).<\/li>\n<li>\u0218uruburile capacului rulmentului sunt sl\u0103bite sau nu au fost str\u00e2nse la cuplul adecvat.<\/li>\n<li>Carcase de rulmen\u021bi despicate cu suprafe\u021be de contact uzate.<\/li>\n<\/ul>\n<h3>4.2 Fundament \u0219i montare<\/h3>\n<ul>\n<li>\u0218uruburi de ancorare sl\u0103bite (cea mai frecvent\u0103 problem\u0103 de sl\u0103bire structural\u0103).<\/li>\n<li>Mortar deteriorat sau lips\u0103 sub socluri.<\/li>\n<li>Funda\u021bii din beton cr\u0103pate.<\/li>\n<li>\u0218uruburi de fixare sl\u0103bite ale echipamentului fa\u021b\u0103 de placa de baz\u0103.<\/li>\n<li>G\u0103uri pentru \u0219uruburi deteriorate sau alungite.<\/li>\n<\/ul>\n<h3>4.3 Componente rotative<\/h3>\n<ul>\n<li>Ventilatorul sau rotorul (roata) este sl\u0103bit\u0103 pe arbore (cheie uzat\u0103, \u0219uruburi de fixare sl\u0103bite).<\/li>\n<li>Butuci de cuplaj cu fixare prin interferen\u021b\u0103 insuficient\u0103.<\/li>\n<li>\u0218uruburile de fixare ale ro\u021bii de transmisie sunt sl\u0103bite sau lipsesc.<\/li>\n<li>Componentele rotorului sunt sl\u0103bite pe arbore.<\/li>\n<\/ul>\n<h3>4.4 Structural<\/h3>\n<ul>\n<li>Cadre sau carcase ale ma\u0219inilor fisurate.<\/li>\n<li><a href=\"https:\/\/vibromera.eu\/ro\/glossary\/fatigue\/\">Oboseal\u0103<\/a> fisuri \u00een suduri.<\/li>\n<li>\u0218uruburi de fixare sl\u0103bite.<\/li>\n<li>Aderen\u021b\u0103 sau adezivi deteriora\u021bi.<\/li>\n<\/ul>\n<h2>5. Metode de detectare<\/h2>\n<h3>5.1 Analiza vibra\u021biilor<\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/vibromera.eu\/ro\/glossary\/fft\/\">Analiza FFT<\/a>:<\/strong> c\u0103uta\u021bi o serie lung\u0103 de armonici (1\u00d7, 2\u00d7, 3\u00d7, 4\u00d7, 5\u00d7+).<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/ro\/glossary\/coherence\/\">Coeren\u021b\u0103<\/a> testing:<\/strong> o coeren\u021b\u0103 redus\u0103 \u00eentre semnalele de intrare \u0219i cele de ie\u0219ire indic\u0103 un comportament neliniar.<\/li>\n<li><strong>Compara\u021bie direc\u021bional\u0103:<\/strong> diferen\u021be semnificative \u00eentre orientarea orizontal\u0103 \u0219i cea vertical\u0103.<\/li>\n<li><strong>R\u0103spunsul la excita\u021bia extern\u0103:<\/strong> o <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/bump-test\/\">testul cu impact<\/a> pe ma\u0219ina care produce un zgomot ciudat, ca un cl\u0103n\u021b\u0103nit.<\/li>\n<\/ul>\n<h3>5.2 Inspec\u021bia fizic\u0103<\/h3>\n<h4>5.2.1 Inspec\u021bia vizual\u0103<\/h4>\n<ul>\n<li>Verifica\u021bi dac\u0103 exist\u0103 goluri, fisuri, coroziune \u0219i deterior\u0103ri.<\/li>\n<li>Verifica\u021bi dac\u0103 exist\u0103 urme care s\u0103 indice o mi\u0219care.<\/li>\n<li>Observa\u021bi tiparele de uzur\u0103 a vopselei la nivelul interfe\u021belor.<\/li>\n<li>C\u0103uta\u021bi a\u0219chii metalice sau praf ro\u0219iatic care indic\u0103 uzura prin frecare.<\/li>\n<\/ul>\n<h4>5.2.2 Testarea prin lovire<\/h4>\n<ul>\n<li>Love\u0219te componentele suspecte cu un ciocan.<\/li>\n<li>Fii atent dac\u0103 auzi un zgomot metalic sau un sunet surd, \u00een loc de un sunet clar \u0219i puternic.<\/li>\n<li>Verifica\u021bi dac\u0103 exist\u0103 mi\u0219c\u0103ri excesive sau zgomote.<\/li>\n<li>Compara\u021bi cu componente despre care se \u0219tie c\u0103 sunt \u00een stare bun\u0103.<\/li>\n<\/ul>\n<h4>5.2.3 Verificarea cuplului<\/h4>\n<ul>\n<li>Verifica\u021bi fiecare \u0219urub cu o cheie dinamometric\u0103.<\/li>\n<li>Verifica\u021bi valorile m\u0103surate \u00een raport cu specifica\u021biile.<\/li>\n<li>Verifica\u021bi dac\u0103 exist\u0103 elemente de fixare rupte, deteriorate sau corodate.<\/li>\n<li>Verifica\u021bi dac\u0103 exist\u0103 filete deteriorate.<\/li>\n<\/ul>\n<h4>5.2.4 Testarea prin \u00eempingere\/tragere<\/h4>\n<ul>\n<li>Aplica\u021bi for\u021b\u0103 asupra componentelor suspecte cu m\u00e2na sau cu o rang\u0103.<\/li>\n<li>Fii atent la mi\u0219c\u0103rile care nu ar trebui s\u0103 aib\u0103 loc.<\/li>\n<li>Folosi\u021bi comparatoare cu cadran pentru a m\u0103sura jocul.<\/li>\n<li>Compara\u021bi cu componente noi sau fixate corespunz\u0103tor.<\/li>\n<\/ul>\n<h2>6. Proceduri de corectare<\/h2>\n<h3>6.1 \u00cen cazul jocului rulmentului<\/h3>\n<ul>\n<li><strong>\u00cenlocui\u021bi rulmentul:<\/strong> dac\u0103 rulmentul \u00een sine este uzat.<\/li>\n<li><strong>Shaft repair:<\/strong> reface\u021bi arborele uzat prin cromare sau sudur\u0103, apoi prelucra\u021bi-l din nou la dimensiunile corespunz\u0103toare.<\/li>\n<li><strong>Repara\u021bie carcas\u0103:<\/strong> m\u0103ri\u021bi carcas\u0103 \u0219i monta\u021bi un rulment mai mare, sau m\u0103ri\u021bi-o prin pulverizare metalic\u0103 sau sudur\u0103 \u0219i reface\u021bi alezajul.<\/li>\n<li><strong>\u00cembun\u0103t\u0103\u021bi\u021bi potrivirea:<\/strong> utiliza\u021bi ajust\u0103rile cu interferen\u021b\u0103 corespunz\u0103toare, conform specifica\u021biilor produc\u0103torului.<\/li>\n<li><strong>Bearing caps:<\/strong> str\u00e2nge\u021bi sau \u00eenlocui\u021bi dac\u0103 sunt uzate.<\/li>\n<\/ul>\n<h3>6.2 \u00cen cazul sl\u0103birii elementelor structurale<\/h3>\n<ol>\n<li><strong>Str\u00e2nge\u021bi toate elementele de fixare:<\/strong> cuplul conform specifica\u021biilor, folosind ordinea corect\u0103 de str\u00e2ngere. Valorile corecte pot fi verificate cu ajutorul unui <a href=\"https:\/\/vibromera.eu\/ro\/calculators\/bolt-tightening-torque\/\">Calculator de cuplu de str\u00e2ngere a \u0219uruburilor<\/a>\u0219i capacitatea \u0219uruburilor de ancorare cu <a href=\"https:\/\/vibromera.eu\/ro\/calculators\/anchor-bolt-calculator\/\">Calculator de extragere a \u0219uruburilor de ancorare<\/a>.<\/li>\n<li><strong>\u00cenlocui\u021bi \u0219uruburile deteriorate:<\/strong> instala\u021bi \u0219uruburi noi, de calitatea \u0219i dimensiunea corespunz\u0103toare.<\/li>\n<li><strong>Repara\u021bi funda\u021bia:<\/strong> \u00eendep\u0103rta\u021bi chitul vechi, cur\u0103\u021ba\u021bi suprafe\u021bele \u0219i turna\u021bi chit proasp\u0103t.<\/li>\n<li><strong>Weld cracks:<\/strong> repara\u021bi fisurile din rame sau socluri, acolo unde este cazul.<\/li>\n<li><strong>Ad\u0103uga\u021bi o arm\u0103tur\u0103:<\/strong> pl\u0103ci de \u00eent\u0103rire sau elemente de rigidizare pentru structuri fragile.<\/li>\n<\/ol>\n<h3>6.3 \u00cen ceea ce prive\u0219te sl\u0103birea componentelor<\/h3>\n<ul>\n<li>Str\u00e2nge\u021bi din nou \u0219uruburile de fixare la cuplul corespunz\u0103tor, folosind un adeziv de blocare a filetului.<\/li>\n<li>\u00cenlocui\u021bi cheile \u0219i canelurile uzate.<\/li>\n<li>Folosi\u021bi ajustaje cu str\u00e2ngere adecvate pentru componentele montate prin presare.<\/li>\n<li>\u0218tifturi sau componente cheie care s-au sl\u0103bit \u00een mod repetat<\/li>\n<li>\u00cenlocui\u021bi componentele deteriorate, \u00een loc s\u0103 le refolosi\u021bi.<\/li>\n<\/ul>\n<h2>7. Strategii de prevenire<\/h2>\n<h3>7.1 Faza de proiectare<\/h3>\n<ul>\n<li>Preciza\u021bi dimensiunile \u0219i cantit\u0103\u021bile adecvate ale elementelor de fixare.<\/li>\n<li>Proiecta\u021bi ajustaje cu str\u00e2ngere adecvate.<\/li>\n<li>Asigura\u021bi o rigiditate structural\u0103 adecvat\u0103.<\/li>\n<li>Evita\u021bi concentr\u0103rile de tensiune care duc la apari\u021bia fisurilor.<\/li>\n<li>Preciza\u021bi clasele \u0219i materialele adecvate pentru elementele de fixare.<\/li>\n<\/ul>\n<h3>7.2 Etapa de instalare<\/h3>\n<ul>\n<li>Folosi\u021bi chei dinamometrice calibrate.<\/li>\n<li>Respecta\u021bi ordinea corect\u0103 de str\u00e2ngere.<\/li>\n<li>Folosi\u021bi compu\u0219i de blocare a filetelor acolo unde este cazul.<\/li>\n<li>Asigura\u021bi-v\u0103 c\u0103 suprafe\u021bele sunt curate \u0219i plane \u00eenainte de asamblare.<\/li>\n<li>Verifica\u021bi dac\u0103 piesele corespund specifica\u021biilor.<\/li>\n<li>Efectua\u021bi inspec\u021bii de control al calit\u0103\u021bii.<\/li>\n<\/ul>\n<h3>7.3 Faza de \u00eentre\u021binere<\/h3>\n<ul>\n<li>Verifica\u021bi periodic cuplul de str\u00e2ngere al \u0219uruburilor (o dat\u0103 pe an sau conform programului de monitorizare a vibra\u021biilor).<\/li>\n<li>Use vibration <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/trending\/\">tendin\u021be<\/a> pentru a depista din timp sl\u0103birea mecanic\u0103.<\/li>\n<li>Efectua\u021bi inspec\u021bii vizuale \u00een timpul opririlor.<\/li>\n<li>Str\u00e2nge\u021bi din nou, dac\u0103 este necesar.<\/li>\n<li>Remedia\u021bi imediat vibra\u021biile, \u00eenainte ca acestea s\u0103 provoace sl\u0103birea pieselor.<\/li>\n<\/ul>\n<h2>8. Provoc\u0103ri diagnostice<\/h2>\n<h3>8.1 Mascarea altor probleme<\/h3>\n<ul>\n<li>Jocul mecanic poate ascunde sau imita alte defecte.<\/li>\n<li>\u00cempiedic\u0103 precizia <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/echilibrare\/\">echilibrare<\/a> din cauza r\u0103spunsului neliniar.<\/li>\n<li>It makes <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/misalignment\/\">aliniere<\/a> greu sau imposibil de men\u021binut.<\/li>\n<li>Poate genera modele de vibra\u021bii care seam\u0103n\u0103 cu fisuri sau <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/bearing-defects\/\">defecte ale rulmentului<\/a>.<\/li>\n<\/ul>\n<h3>8.2 Caracterul progresiv<\/h3>\n<ul>\n<li>Sl\u0103birea \u00eencepe de obicei treptat \u0219i se agraveaz\u0103 constant.<\/li>\n<li>Vibra\u021biile provocate de sl\u0103birea pieselor duc la o sl\u0103bire \u0219i mai mare \u2014 un cerc vicios.<\/li>\n<li>Dac\u0103 nu se intervine, poate progresa de la o form\u0103 minor\u0103 la una sever\u0103 \u00een doar c\u00e2teva s\u0103pt\u0103m\u00e2ni.<\/li>\n<li>\u00cen cele din urm\u0103, aceasta provoac\u0103 daune secundare la rulmen\u021bi, arbori \u0219i funda\u021bii.<\/li>\n<\/ul>\n<h2>9. Leg\u0103tura cu alte defecte<\/h2>\n<h3>9.1 Jocul mecanic vs. dezechilibrul<\/h3>\n<table border=\"1\" style=\"width:100%; border-collapse:collapse;\">\n<tr>\n<th>Caracteristic\u0103<\/th>\n<th>Dezechilibru<\/th>\n<th>Joc mecanic<\/th>\n<\/tr>\n<tr>\n<td>Frecven\u021b\u0103 primar\u0103<\/td>\n<td>Doar 1\u00d7<\/td>\n<td>1\u00d7, 2\u00d7, 3\u00d7, 4\u00d7+ armonice<\/td>\n<\/tr>\n<tr>\n<td>Stabilitatea fazei<\/td>\n<td>Consistent, repetabil<\/td>\n<td>Neregulat, modific\u0103ri \u00eentre m\u0103sur\u0103tori<\/td>\n<\/tr>\n<tr>\n<td>Liniaritate<\/td>\n<td>Vibra\u021bii \u221d vitez\u0103\u00b2<\/td>\n<td>Neliniar, imprevizibil<\/td>\n<\/tr>\n<tr>\n<td>R\u0103spuns la echilibrare<\/td>\n<td>Vibra\u021bii reduse<\/td>\n<td>\u00cembun\u0103t\u0103\u021bire minim\u0103 sau deloc<\/td>\n<\/tr>\n<tr>\n<td>Model direc\u021bional<\/td>\n<td>Similar orizontal\/vertical<\/td>\n<td>Adesea mult mai ridicat \u00eentr-o singur\u0103 direc\u021bie<\/td>\n<\/tr>\n<\/table>\n<h3>9.2 Jocul mecanic vs. dezaxarea<\/h3>\n<ul>\n<li><strong>Nealiniere:<\/strong> \u00een principal 2\u00d7, cu c\u00e2teva 1\u00d7, \u0219i o faz\u0103 stabil\u0103.<\/li>\n<li><strong>Sl\u0103bire:<\/strong> armonici multiple (de la 1\u00d7 p\u00e2n\u0103 la 5\u00d7+), cu faz\u0103 instabil\u0103.<\/li>\n<li><strong>Combina\u0163ie:<\/strong> Dezalinierea poate duce la sl\u0103bire mecanic\u0103, iar sl\u0103birea mecanic\u0103 agraveaz\u0103 la r\u00e2ndul s\u0103u efectele dezalinierii \u2014 cele dou\u0103 fenomene se amplific\u0103 reciproc.<\/li>\n<\/ul>\n<h2>10. Impactul asupra performan\u021bei ma\u0219inii<\/h2>\n<h3>10.1 Efecte directe<\/h3>\n<ul>\n<li><strong>Vibra\u021bii ridicate:<\/strong> niveluri excesive care provoac\u0103 disconfort \u0219i ridic\u0103 probleme de siguran\u021b\u0103, determin\u00e2nd adesea dep\u0103\u0219irea limitelor de func\u021bionare ale ma\u0219inii <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/vibration-severity\/\">intensitatea vibra\u021biilor<\/a> limits.<\/li>\n<li><strong>Zgomot:<\/strong> zgomote de zorn\u0103it, lovituri sau cioc\u0103nituri.<\/li>\n<li><strong>Precizie redus\u0103:<\/strong> erori de pozi\u021bionare a arborelui.<\/li>\n<li><strong>Uzur\u0103 accelerat\u0103:<\/strong> Sarcinile de \u0219oc deterioreaz\u0103 componentele.<\/li>\n<\/ul>\n<h3>10.2 Daune secundare<\/h3>\n<ul>\n<li><strong>Deteriorarea rulmentului:<\/strong> Sarcinile de \u0219oc \u0219i dezalinierea cauzat\u0103 de jocul mecanic duc la deteriorarea rulmen\u021bilor.<\/li>\n<li><strong>Frecare ax:<\/strong> Micro-mi\u0219carea la \u00eembin\u0103ri libere provoac\u0103 coroziune prin frecare<\/li>\n<li><strong>Defec\u021biuni ale elementelor de fixare:<\/strong> \u0219uruburile se pot obosi \u0219i se pot rupe sub ac\u021biunea sarcinilor variabile.<\/li>\n<li><strong>R\u0103sp\u00e2ndirea fisurii:<\/strong> Vibra\u021biile agraveaz\u0103 fisurile existente.<\/li>\n<li><strong>Deteriorarea funda\u021biei:<\/strong> Vibra\u021biile continue deterioreaz\u0103 betonul \u0219i mortarul.<\/li>\n<\/ul>\n<h3>10.3 Aspecte opera\u021bionale<\/h3>\n<ul>\n<li>\u00cempiedic\u0103 echilibrarea eficient\u0103.<\/li>\n<li>Face imposibil\u0103 men\u021binerea aliniamentului.<\/li>\n<li>Provoac\u0103 confuzie \u00een diagnostic, ceea ce ascunde alte probleme.<\/li>\n<li>Diminueaz\u0103 fiabilitatea general\u0103 a echipamentului.<\/li>\n<\/ul>\n<h2>11. Exemplu de caz<\/h2>\n<p><strong>Situa\u0163ie:<\/strong> un ventilator mare cu tiraj for\u021bat care func\u021bioneaz\u0103 la 1200 rpm \u0219i prezint\u0103 vibra\u021bii excesive.<\/p>\n<ul>\n<li><strong>Simptome ini\u021biale:<\/strong> Vibra\u021bie total\u0103 de 8 mm\/s, fa\u021b\u0103 de o limit\u0103 de alarm\u0103 de 4,5 mm\/s.<\/li>\n<li><strong>Spectru:<\/strong> componente 1\u00d7, 2\u00d7, 3\u00d7, 4\u00d7.<\/li>\n<li><strong>\u00cencerc\u0103ri de echilibrare:<\/strong> trei \u00eencerc\u0103ri, nicio \u00eembun\u0103t\u0103\u021bire, faz\u0103 neregulat\u0103 pe tot parcursul.<\/li>\n<li><strong>Investiga\u021bie:<\/strong> \u00cen urma inspec\u021biei fizice s-a constatat c\u0103 patru dintre cele opt \u0219uruburi de ancorare erau sl\u0103bite.<\/li>\n<li><strong>Corec\u0163ie:<\/strong> toate \u0219uruburile de ancorare au fost str\u00e2nse din nou la cuplul specificat de 400 N\u00b7m.<\/li>\n<li><strong>Rezultat:<\/strong> Vibra\u021bia a sc\u0103zut imediat la 1,8 mm\/s.<\/li>\n<li><strong>Follow-up:<\/strong> o singur\u0103 opera\u021biune de echilibrare a redus vibra\u021biile la 0,8 mm\/s, odat\u0103 ce sistemul devenise liniar.<\/li>\n<li><strong>Lec\u021bie:<\/strong> Verifica\u021bi \u00eentotdeauna dac\u0103 exist\u0103 piese sl\u0103bite \u00eenainte de echilibrare.<\/li>\n<\/ul>\n<p>Acest caz este unul de manual: cele trei \u00eencerc\u0103ri e\u0219uate de echilibrare care au frustrat echipa au constituit ele \u00eensele diagnosticul. \u00cen momentul \u00een care funda\u021bia a redevenit rigid\u0103, rotorul s-a comportat liniar, iar corectarea dezechilibrului a reu\u0219it din prima \u00eencercare. Un analizor portabil cu dou\u0103 canale, precum <a href=\"https:\/\/vibromera.eu\/ro\/produs\/balanset-1\/\">Balanset-1A<\/a> scurteaz\u0103 \u0219i mai mult acest ciclu \u2014 spectrul s\u0103u \u00een timp real \u0219i indicatorul de citire a fazei (stabil\u0103 versus dispersat\u0103) semnaleaz\u0103 \u00een c\u00e2teva minute o ma\u0219in\u0103 neliniar\u0103 \u0219i instabil\u0103, astfel \u00eenc\u00e2t inginerul \u0219tie c\u0103 trebuie s\u0103 apeleze la o cheie dinamometric\u0103 \u00eenainte de a \u00eencerca o echilibrare care nu ar fi avut niciodat\u0103 succes. Nivelul general \u00een sine poate fi reconstituit din spectru cu ajutorul <a href=\"https:\/\/vibromera.eu\/ro\/calculators\/vibration-overall-level\/\">Calculator nivel total de vibra\u021bii<\/a> pentru a verifica starea unei ma\u0219ini \u00een raport cu alarma sa.<\/p>\n<h2>12. Cele mai bune practici<\/h2>\n<h3>12.1 List\u0103 de verificare pentru diagnostic<\/h3>\n<p>Atunci c\u00e2nd investiga\u021bi orice problem\u0103 legat\u0103 de vibra\u021bii, verifica\u021bi \u00eentotdeauna mai \u00eent\u00e2i dac\u0103 exist\u0103 piese sl\u0103bite:<\/p>\n<ol>\n<li>Analiza\u021bi spectrul pentru a identifica armonicele multiple.<\/li>\n<li>Verifica\u021bi repetabilitatea fazei \u00eentre seriile de teste.<\/li>\n<li>Efectua\u021bi teste de lovire asupra componentelor suspecte.<\/li>\n<li>Verifica\u021bi cuplul de str\u00e2ngere al fiec\u0103rui \u0219urub.<\/li>\n<li>Verifica\u021bi dac\u0103 exist\u0103 fisuri, uzur\u0103 \u0219i deterior\u0103ri.<\/li>\n<li><strong>Remedia\u021bi mai \u00eent\u00e2i orice joc mecanic<\/strong>, \u00eenainte de efectuarea unor investiga\u021bii suplimentare sau a unor corec\u021bii.<\/li>\n<\/ol>\n<h3>12.2 Protocolul de \u00eentre\u021binere<\/h3>\n<ul>\n<li>Include\u021bi verificarea cuplului de str\u00e2ngere a \u0219uruburilor \u00een programele de \u00eentre\u021binere preventiv\u0103.<\/li>\n<li>\u00cenregistra\u021bi valorile de cuplu de referin\u021b\u0103.<\/li>\n<li>Monitoriza\u021bi evolu\u021bia relax\u0103rii cuplului \u00een timp.<\/li>\n<li>Folosi\u021bi compu\u0219i de blocare a filetelor pe elementele de fixare critice<\/li>\n<li>\u00cenlocui\u021bi piesa respectiv\u0103, \u00een loc s\u0103 o str\u00e2nge\u021bi din nou \u0219i din nou, \u00een cazul \u00een care sl\u0103birea se repet\u0103.<\/li>\n<\/ul>\n<p>Jocul mecanic este o cauz\u0103 frecvent\u0103, dar adesea trecut\u0103 cu vederea, a vibra\u021biilor utilajelor. Semn\u0103tura sa caracteristic\u0103 cu armonici multiple, comportamentul neliniar \u0219i tendin\u021ba de a interfera cu toate celelalte m\u0103suri de diagnosticare \u0219i remediere fac ca verificarea \u0219i remedierea acestuia s\u0103 fie esen\u021biale ca prim pas \u00een orice proces de depanare a vibra\u021biilor.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/ro\/glossary\/\">\u2190 \u00cenapoi la indexul principal<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Afla\u021bi despre sl\u0103birea mecanic\u0103, jocurile excesive sau fixarea inadecvat\u0103 \u00een ma\u0219inile rotative, care cauzeaz\u0103 armonici multiple \u0219i comportament vibra\u021bional neliniar.<\/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\/ro\/wp-json\/wp\/v2\/glossary\/20648","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/20648\/revisions"}],"predecessor-version":[{"id":101454,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/20648\/revisions\/101454"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/media?parent=20648"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/categories?post=20648"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/tags?post=20648"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}