{"id":139,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/hunting-tooth-frequency\/"},"modified":"2026-05-23T22:51:52","modified_gmt":"2026-05-23T22:51:52","slug":"hunting-tooth-frequency","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/pt_br\/glossary\/hunting-tooth-frequency\/","title":{"rendered":"O que \u00e9 a frequ\u00eancia de dentes de ca\u00e7a? Repeti\u00e7\u00e3o do padr\u00e3o de engrenagem"},"content":{"rendered":"<h1>Entendendo a frequ\u00eancia dos dentes de ca\u00e7a<\/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\/pt_br\/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\/pt_br\/product\/balanset-1\/\" title=\"Balanceador port\u00e1til e analisador de vibra\u00e7\u00e3o 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 completo de balanceador port\u00e1til e analisador de vibra\u00e7\u00e3o\" 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\/pt_br\/product-category\/devices\/\" rel=\"tag\">Dispositivos<\/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\/pt_br\/product\/balanset-1\/\" title=\"Balanceador port\u00e1til e analisador de vibra\u00e7\u00e3o Balanset-1A\">Balanceador port\u00e1til e analisador de vibra\u00e7\u00e3o 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> + IVA (se aplic\u00e1vel)<\/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=\"\/pt_br\/wp-json\/wp\/v2\/glossary\/139?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=\"Adicionar ao carrinho\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adicionar ao carrinho\" 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=\"\/pt_br\/wp-json\/wp\/v2\/glossary\/139?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=\"Adicione ao carrinho: \u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d foi adicionado ao seu carrinho\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adicionar ao carrinho<\/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\/pt_br\/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\/pt_br\/product\/vibration-sensor\/\" title=\"Sensor de vibra\u00e7\u00e3o\">\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=\"Close-up do sensor de vibra\u00e7\u00e3o 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\/pt_br\/product-category\/parts\/\" rel=\"tag\">Pe\u00e7as<\/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\/pt_br\/product\/vibration-sensor\/\" title=\"Sensor de vibra\u00e7\u00e3o\">Sensor de vibra\u00e7\u00e3o<\/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> + IVA (se aplic\u00e1vel)<\/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=\"\/pt_br\/wp-json\/wp\/v2\/glossary\/139?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=\"Adicionar ao carrinho\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adicionar ao carrinho\" 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=\"\/pt_br\/wp-json\/wp\/v2\/glossary\/139?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=\"Adicione ao carrinho: \u201cVibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201cVibration sensor\u201d foi adicionado ao seu carrinho\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adicionar ao carrinho<\/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\/pt_br\/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\/pt_br\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Sensor \u00f3ptico (tac\u00f4metro a 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=\"Sensor \u00f3ptico (tac\u00f4metro a 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\/pt_br\/product-category\/parts\/\" rel=\"tag\">Pe\u00e7as<\/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\/pt_br\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Sensor \u00f3ptico (tac\u00f4metro a laser)\">Sensor \u00f3ptico (tac\u00f4metro a 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> + IVA (se aplic\u00e1vel)<\/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=\"\/pt_br\/wp-json\/wp\/v2\/glossary\/139?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=\"Adicionar ao carrinho\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adicionar ao carrinho\" 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=\"\/pt_br\/wp-json\/wp\/v2\/glossary\/139?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=\"Adicione ao carrinho: \u201cOptical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201cOptical Sensor (Laser Tachometer)\u201d foi adicionado ao seu carrinho\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adicionar ao carrinho<\/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\/pt_br\/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\/pt_br\/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 balanceamento de rotor Vibromera: estojo de transporte, condicionador de sinal multicanal, analisador port\u00e1til, base magn\u00e9tica, sensores de vibra\u00e7\u00e3o e cabos espiralados.\" 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\/pt_br\/product-category\/devices\/\" rel=\"tag\">Dispositivos<\/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\/pt_br\/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> + IVA (se aplic\u00e1vel)<\/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=\"\/pt_br\/wp-json\/wp\/v2\/glossary\/139?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=\"Adicionar ao carrinho\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adicionar ao carrinho\" 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=\"\/pt_br\/wp-json\/wp\/v2\/glossary\/139?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=\"Adicione ao carrinho: \u201cBalanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201cBalanset-4\u201d foi adicionado ao seu carrinho\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adicionar ao carrinho<\/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\/pt_br\/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\/pt_br\/product\/magnet-stand\/\" title=\"Tamanho do suporte magn\u00e9tico - 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=\"Base magn\u00e9tica.\" 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\/pt_br\/product-category\/parts\/\" rel=\"tag\">Pe\u00e7as<\/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\/pt_br\/product\/magnet-stand\/\" title=\"Tamanho do suporte magn\u00e9tico - 60 kgf\">Tamanho do suporte magn\u00e9tico - 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> + IVA (se aplic\u00e1vel)<\/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=\"\/pt_br\/wp-json\/wp\/v2\/glossary\/139?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=\"Adicionar ao carrinho\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adicionar ao carrinho\" 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=\"\/pt_br\/wp-json\/wp\/v2\/glossary\/139?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=\"Adicione ao carrinho: \u201cMagnetic Stand Insize-60-kgf\u201d\" rel=\"nofollow\" data-success_message=\"\u201cMagnetic Stand Insize-60-kgf\u201d foi adicionado ao seu carrinho\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adicionar ao carrinho<\/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\/pt_br\/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\/pt_br\/product\/reflective-tape\/\" title=\"Fita refletiva\">\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=\"Fita refletiva\" 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\/pt_br\/product-category\/parts\/\" rel=\"tag\">Pe\u00e7as<\/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\/pt_br\/product\/reflective-tape\/\" title=\"Fita refletiva\">Fita refletiva<\/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> + IVA (se aplic\u00e1vel)<\/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=\"\/pt_br\/wp-json\/wp\/v2\/glossary\/139?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=\"Adicionar ao carrinho\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adicionar ao carrinho\" 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=\"\/pt_br\/wp-json\/wp\/v2\/glossary\/139?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=\"Adicione ao carrinho: \u201cReflective tape\u201d\" rel=\"nofollow\" data-success_message=\"\u201cReflective tape\u201d foi adicionado ao seu carrinho\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adicionar ao carrinho<\/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\/pt_br\/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\/pt_br\/product\/dynamic-balancer-balanset-1a\/\" title=\"Balanceador din\u00e2mico &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=\"Conte\u00fado do kit Balanset-1A com unidade de interface, sensores, tac\u00f4metro e acess\u00f3rios\" 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\/pt_br\/product-category\/devices\/\" rel=\"tag\">Dispositivos<\/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\/pt_br\/product\/dynamic-balancer-balanset-1a\/\" title=\"Balanceador din\u00e2mico &quot;Balanset-1A&quot; OEM\">Balanceador din\u00e2mico \"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> + IVA (se aplic\u00e1vel)<\/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=\"\/pt_br\/wp-json\/wp\/v2\/glossary\/139?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=\"Adicionar ao carrinho\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adicionar ao carrinho\" 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=\"\/pt_br\/wp-json\/wp\/v2\/glossary\/139?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=\"Adicione ao carrinho: \u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d foi adicionado ao seu carrinho\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adicionar ao carrinho<\/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>Frequ\u00eancia de dentes de ca\u00e7a<\/strong> (HTF \u2014 tamb\u00e9m conhecida como frequ\u00eancia da fase de montagem ou frequ\u00eancia do maior divisor comum) \u00e9 uma frequ\u00eancia baixa <a href=\"https:\/\/vibromera.eu\/pt_br\/glossary\/vibration\/\">vibra\u00e7\u00e3o<\/a> componente de um par de engrenagens que representa a taxa na qual o <em>mesmo<\/em> cada dente do pinh\u00e3o volta a entrar em contato com o mesmo dente da engrenagem. Esse intervalo \u00e9 determinado pelo maior divisor comum (MDC) dos dois n\u00fameros de dentes e aparece no espectro como o espa\u00e7amento de <a href=\"https:\/\/vibromera.eu\/pt_br\/glossary\/sidebands\/\">faixas laterais<\/a> ao redor do <a href=\"https:\/\/vibromera.eu\/pt_br\/glossary\/gear-mesh-frequency\/\">frequ\u00eancia de engrenamento (GMF)<\/a>.<\/p>\n<p>A HTF \u00e9 importante do ponto de vista diagn\u00f3stico porque a vibra\u00e7\u00e3o transmitida nessa frequ\u00eancia indica problemas com <em>dentes espec\u00edficos<\/em> \u2014 um dente rachado, uma lasca localizada ou uma montagem exc\u00eantrica \u2014 em vez de ao estado geral do conjunto de engrenagens. Reconhecer as bandas laterais HTF ajuda, portanto, o analista a identificar exatamente qual engrenagem, e at\u00e9 mesmo qual dente, \u00e9 a origem da falha, tornando-o uma das ferramentas mais precisas no amplo conjunto de <a href=\"https:\/\/vibromera.eu\/pt_br\/glossary\/gear-defects\/\">defeito na engrenagem<\/a> diagn\u00f3stico.<\/p>\n<h2>1. Defini\u00e7\u00e3o e significado f\u00edsico<\/h2>\n<p>Quando duas engrenagens funcionam juntas, um determinado dente do pinh\u00e3o engata com uma sucess\u00e3o de dentes da engrenagem, um ap\u00f3s o outro, volta ap\u00f3s volta. Se ele volta ou n\u00e3o ao primeiro dente da engrenagem com o qual entrou em contato \u2014 e em quanto tempo \u2014 depende da rela\u00e7\u00e3o aritm\u00e9tica entre o n\u00famero de dentes de cada uma. A frequ\u00eancia de oscila\u00e7\u00e3o dos dentes (HTF) \u00e9 simplesmente a taxa desse retorno. Uma HTF baixa significa que um determinado par de dentes se encontra apenas raramente; uma HTF alta significa que o mesmo conjunto de pares se encontra repetidamente.<\/p>\n<p>Isso tem duas consequ\u00eancias que apontam em dire\u00e7\u00f5es opostas. No que diz respeito ao desgaste, um HTF baixo \u00e9 positivo: os danos e os erros de fabrica\u00e7\u00e3o s\u00e3o distribu\u00eddos por todos os dentes. Para fins de diagn\u00f3stico, esse mesmo HTF baixo concentra a assinatura vibrat\u00f3ria de um \u00fanico dente com problema em um evento n\u00edtido, que ocorre uma vez por volta, sendo f\u00e1cil de identificar. Compreender esse valor permite interpretar ambas as situa\u00e7\u00f5es ao mesmo tempo.<\/p>\n<h2>2. Fundamentos matem\u00e1ticos<\/h2>\n<h3>A f\u00f3rmula<\/h3>\n<blockquote><p>HTF = MDC(N\u2081, N\u2082) \u00d7 RPM<sub>pinh\u00e3o<\/sub> \/ 60<\/p><\/blockquote>\n<ul>\n<li>N\u2081 = n\u00famero de dentes do pinh\u00e3o<\/li>\n<li>N\u2082 = n\u00famero de dentes da engrenagem<\/li>\n<li>MDC = o maior divisor comum de N\u2081 e N\u2082<\/li>\n<\/ul>\n<p>O GMF que o HTF modula \u00e9, por si s\u00f3, N \u00d7 a velocidade do eixo para qualquer uma das marchas; a <a href=\"https:\/\/vibromera.eu\/pt_br\/calculators\/gear-mesh-frequency\/\">calculadora da frequ\u00eancia de engrenagem<\/a> calcula o GMF e sua fam\u00edlia de bandas laterais diretamente, enquanto um <a href=\"https:\/\/vibromera.eu\/pt_br\/calculators\/gear-ratio-calculator\/\">calculadora de rela\u00e7\u00e3o de transmiss\u00e3o<\/a> leva em conta a rela\u00e7\u00e3o entre velocidade de entrada e sa\u00edda necess\u00e1ria antes de aplicar a f\u00f3rmula.<\/p>\n<h3>Exemplo 1: um par de dentes de ca\u00e7a<\/h3>\n<ul>\n<li><strong>Pinh\u00e3o:<\/strong> 23 dentes a 1800 RPM<\/li>\n<li><strong>Engrenagem:<\/strong> 67 dentes<\/li>\n<li><strong>MDC(23, 67):<\/strong> 1 \u2014 ambos s\u00e3o n\u00fameros primos, portanto n\u00e3o t\u00eam nenhum fator comum<\/li>\n<li><strong>HTF = 1 \u00d7 1800 \/ 60 = 30 Hz<\/strong>, igual \u00e0 velocidade do eixo do pinh\u00e3o<\/li>\n<li><strong>Significado:<\/strong> cada dente do pinh\u00e3o engata com cada dente da engrenagem antes que o padr\u00e3o se repita<\/li>\n<li><strong>Resultado:<\/strong> uma engrenagem de dentes em ziguezague com distribui\u00e7\u00e3o ideal do desgaste<\/li>\n<\/ul>\n<h3>Exemplo 2: um casal que n\u00e3o ca\u00e7a<\/h3>\n<ul>\n<li><strong>Pinh\u00e3o:<\/strong> 20 dentes a 1800 RPM<\/li>\n<li><strong>Engrenagem:<\/strong> 60 dentes<\/li>\n<li><strong>MDC(20, 60):<\/strong> 20<\/li>\n<li><strong>HTF = 20 \u00d7 1800 \/ 60 = 600 Hz<\/strong><\/li>\n<li><strong>Significado:<\/strong> os mesmos 20 pares de dentes se engrenam repetidamente<\/li>\n<li><strong>Resultado:<\/strong> um padr\u00e3o de desgaste concentrado nos mesmos dentes<\/li>\n<\/ul>\n<h3>Exemplo 3: um caso intermedi\u00e1rio<\/h3>\n<ul>\n<li><strong>Pinh\u00e3o:<\/strong> 18 dentes a 3600 RPM<\/li>\n<li><strong>Engrenagem:<\/strong> 54 dentes<\/li>\n<li><strong>MDC(18, 54):<\/strong> 18<\/li>\n<li><strong>HTF = 18 \u00d7 3600 \/ 60 = 1080 Hz<\/strong><\/li>\n<li><strong>Padr\u00e3o:<\/strong> 18 pares distintos de contato entre dentes se repetem<\/li>\n<\/ul>\n<h2>3. Conjuntos de equipamentos para ca\u00e7a vs. conjuntos de equipamentos para outras atividades<\/h2>\n<h3>Design de dentes de ca\u00e7a (GCD = 1)<\/h3>\n<p>Obtido quando os n\u00fameros dos dentes s\u00e3o relativamente primos (sem fatores comuns):<\/p>\n<ul>\n<li><strong>Vantagens:<\/strong>\n<ul>\n<li>Cada dente do pinh\u00e3o acaba por se encaixar em todos os dentes da engrenagem.<\/li>\n<li>O desgaste est\u00e1 distribu\u00eddo uniformemente por todos os dentes.<\/li>\n<li>Os erros de fabrica\u00e7\u00e3o s\u00e3o compensados, em vez de serem amplificados.<\/li>\n<li>Maior vida \u00fatil das engrenagens.<\/li>\n<li>Recomendado para a maioria das aplica\u00e7\u00f5es.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Desvantagens:<\/strong>\n<ul>\n<li>Um defeito espec\u00edfico no dente produz vibra\u00e7\u00e3o \u00e0 velocidade do eixo (uma vez que HTF = velocidade do eixo).<\/li>\n<li>Pode exigir um processo de fabrica\u00e7\u00e3o mais preciso.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>Projeto sem ca\u00e7a (GCD &gt; 1)<\/h3>\n<p>Isso ocorre quando os n\u00fameros dos dentes t\u00eam fatores em comum:<\/p>\n<ul>\n<li><strong>Vantagens:<\/strong>\n<ul>\n<li>Sele\u00e7\u00e3o mais simples do n\u00famero de dentes.<\/li>\n<li>Pode permitir o uso de tamanhos de engrenagens padr\u00e3o, dispon\u00edveis no mercado.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Desvantagens:<\/strong>\n<ul>\n<li>Os mesmos dentes se encaixam repetidamente (existem apenas pares \u00fanicos no GCD).<\/li>\n<li>O desgaste concentra-se nesses mesmos pares de dentes.<\/li>\n<li>Erros de fabrica\u00e7\u00e3o em dentes espec\u00edficos se repetem a cada ciclo.<\/li>\n<li>Vida \u00fatil mais curta das engrenagens, em geral.<\/li>\n<li>Geralmente evitado no projeto de caixas de c\u00e2mbio de qualidade.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2>4. Assinatura de vibra\u00e7\u00e3o<\/h2>\n<h3>HTF como espa\u00e7amento entre bandas laterais<\/h3>\n<p>O HTF raramente aparece como um pico isolado e bem definido; ele se manifesta como o espa\u00e7amento das bandas laterais em torno da frequ\u00eancia de malha no <a href=\"https:\/\/vibromera.eu\/pt_br\/glossary\/spectrum\/\">espectro de vibra\u00e7\u00e3o<\/a>:<\/p>\n<ul>\n<li><strong>Pico central:<\/strong> GMF (frequ\u00eancia de engrenagem).<\/li>\n<li><strong>Bandas laterais:<\/strong> GMF \u00b1 HTF, GMF \u00b1 2\u00d7HTF, GMF \u00b1 3\u00d7HTF.<\/li>\n<li><strong>Interpreta\u00e7\u00e3o:<\/strong> As faixas laterais no espa\u00e7amento HTF indicam defeitos dent\u00e1rios individuais ou excentricidade.<\/li>\n<li><strong>Amplitude:<\/strong> A amplitude da banda lateral reflete a gravidade do defeito localizado.<\/li>\n<\/ul>\n<p>Como essas bandas laterais se concentram em torno de uma frequ\u00eancia de malha elevada e podem ser densas, duas t\u00e9cnicas ajudam a identific\u00e1-las. <a href=\"https:\/\/vibromera.eu\/pt_br\/glossary\/cepstrum\/\">An\u00e1lise de Cepstrum<\/a> re\u00fane uma fam\u00edlia de bandas laterais com espa\u00e7amento regular em uma \u00fanica linha de quefrency, facilitando a leitura do espa\u00e7amento, e <a href=\"https:\/\/vibromera.eu\/pt_br\/glossary\/envelope-analysis\/\">an\u00e1lise de envelope<\/a> recupera o impacto por volta de um dente danificado a partir do sinal de malha modulado.<\/p>\n<h3>Padr\u00f5es diagn\u00f3sticos<\/h3>\n<p><strong>Dente \u00fanico danificado:<\/strong> bandas laterais intensas no intervalo HTF em torno de GMF; HTF \u00e9 igual \u00e0 velocidade do eixo da engrenagem que possui o dente danificado; um impacto por volta dessa engrenagem; o <a href=\"https:\/\/vibromera.eu\/pt_br\/glossary\/time-waveform\/\">forma de onda temporal<\/a> mostra um claro impulso peri\u00f3dico.<\/p>\n<p><strong>Ecentricidade da engrenagem:<\/strong> Bandas laterais HTF decorrentes de desvio radial ou montagem exc\u00eantrica; a profundidade de engate dos dentes varia uma vez por volta, modulando em amplitude o GMF; geralmente corrig\u00edveis por meio de remontagem ou compensa\u00e7\u00e3o do desvio radial (ver <a href=\"https:\/\/vibromera.eu\/pt_br\/glossary\/eccentricity\/\">excentricidade<\/a>).<\/p>\n<p><strong>Espa\u00e7amento irregular entre os dentes:<\/strong> um erro de fabrica\u00e7\u00e3o no passo dos dentes que gera um padr\u00e3o repetitivo na HTF; pode exigir a substitui\u00e7\u00e3o da engrenagem ou ser aceito, caso esteja dentro da toler\u00e2ncia.<\/p>\n<h2>5. Diagn\u00f3stico pr\u00e1tico<\/h2>\n<h3>Identifica\u00e7\u00e3o da engrenagem com defeito<\/h3>\n<p>Para determinar qual das pe\u00e7as \u2014 o pinh\u00e3o ou a engrenagem principal \u2014 apresenta o defeito:<\/p>\n<ol>\n<li><strong>Calcule as velocidades dos dois eixos:<\/strong> as rota\u00e7\u00f5es por minuto (RPM) de entrada e sa\u00edda.<\/li>\n<li><strong>Me\u00e7a o espa\u00e7amento entre as bandas laterais<\/strong> a partir do espectro de vibra\u00e7\u00e3o.<\/li>\n<li><strong>Se o espa\u00e7amento = frequ\u00eancia do eixo de entrada \u2192<\/strong> O defeito est\u00e1 no pinh\u00e3o.<\/li>\n<li><strong>Se o espa\u00e7amento = frequ\u00eancia do eixo de sa\u00edda \u2192<\/strong> O defeito est\u00e1 na engrenagem.<\/li>\n<li><strong>Conclus\u00e3o:<\/strong> O espa\u00e7amento entre as faixas laterais indica qual eixo \u2014 e, portanto, qual engrenagem \u2014 \u00e9 o problema.<\/li>\n<\/ol>\n<p>Esse \u00e9 exatamente o tipo de medi\u00e7\u00e3o para o qual um analisador port\u00e1til de dois canais \u00e9 ideal. Com seu tac\u00f4metro \u00f3ptico que vincula os dados ao \u00e2ngulo do eixo, o <a href=\"https:\/\/vibromera.eu\/pt_br\/produto\/balanset-1\/\">Conjunto de equil\u00edbrio-1a<\/a> captura o espectro e a forma de onda temporal na carca\u00e7a da caixa de engrenagens, permitindo medir o espa\u00e7amento entre as bandas laterais com base nas velocidades conhecidas de entrada e sa\u00edda, e confirmar na forma de onda o impulso que ocorre uma vez por volta causado por um dente rachado \u2014 tudo isso com a m\u00e1quina em funcionamento, sem necessidade de abrir a carca\u00e7a. A <a href=\"https:\/\/vibromera.eu\/pt_br\/calculators\/harmonic-frequency-calculator\/\">calculadora de frequ\u00eancia harm\u00f4nica<\/a> em seguida, converte as RPM medidas nos valores exatos em Hz a serem verificados.<\/p>\n<h3>Avalia\u00e7\u00e3o da gravidade<\/h3>\n<ul>\n<li><strong>Amplitude da banda lateral:<\/strong> amplitudes mais elevadas indicam um defeito localizado mais grave.<\/li>\n<li><strong>N\u00famero de bandas laterais:<\/strong> Mais bandas laterais (ordens superiores) indicam pior condi\u00e7\u00e3o.<\/li>\n<li><strong>Forma de onda de tempo:<\/strong> Um impulso peri\u00f3dico n\u00edtido confirma um impacto em um \u00fanico dente.<\/li>\n<li><strong>Compara\u00e7\u00e3o com GMF:<\/strong> bandas laterais acima de ~25% da amplitude do GMF indicam um defeito significativo \u2014 um indicador \u00fatil <a href=\"https:\/\/vibromera.eu\/pt_br\/glossary\/defect-severity\/\">defeito-severidade<\/a> limiar.<\/li>\n<\/ul>\n<h2>6. Considera\u00e7\u00f5es sobre o projeto<\/h2>\n<h3>Sele\u00e7\u00e3o dos n\u00fameros dos dentes<\/h3>\n<ul>\n<li><strong>Use n\u00fameros primos<\/strong> sempre que poss\u00edvel, for\u00e7ar o GCD = 1 (projeto em dente de ca\u00e7a).<\/li>\n<li><strong>Evite fatores comuns<\/strong> \u2014 evite combina\u00e7\u00f5es como 20:60 (GCD = 20).<\/li>\n<li><strong>Exemplos de bons pares:<\/strong> 17:51, 19:57, 23:69 (todos com GCD = 1).<\/li>\n<li><strong>Troca:<\/strong> essa restri\u00e7\u00e3o pode limitar ligeiramente as rela\u00e7\u00f5es de transmiss\u00e3o dispon\u00edveis.<\/li>\n<\/ul>\n<h3>Quando n\u00e3o ca\u00e7ar \u00e9 aceit\u00e1vel<\/h3>\n<ul>\n<li>Aplica\u00e7\u00f5es com baixa carga, nas quais o desgaste n\u00e3o \u00e9 um fator cr\u00edtico.<\/li>\n<li>Conjuntos de engrenagens padr\u00e3o em que \u00e9 obrigat\u00f3ria uma rela\u00e7\u00e3o de transmiss\u00e3o exata.<\/li>\n<li>Aplica\u00e7\u00f5es de curta dura\u00e7\u00e3o, nas quais a distribui\u00e7\u00e3o do desgaste \u00e9 menos importante.<\/li>\n<li>Quando as vantagens de fabrica\u00e7\u00e3o superam o desgaste resultante.<\/li>\n<\/ul>\n<h2>7. Rela\u00e7\u00e3o com outras frequ\u00eancias de engrenagem<\/h2>\n<h3>A hierarquia de frequ\u00eancias em uma caixa de c\u00e2mbio<\/h3>\n<ul>\n<li><strong>Velocidades do eixo:<\/strong> 1\u00d7 para entrada e sa\u00edda \u2014 as frequ\u00eancias mais baixas.<\/li>\n<li><strong>HTF:<\/strong> igual \u00e0 velocidade do eixo em um projeto com oscila\u00e7\u00e3o, e maior em um projeto sem oscila\u00e7\u00e3o.<\/li>\n<li><strong>GMF:<\/strong> n\u00famero de dentes \u00d7 velocidade do eixo \u2014 a frequ\u00eancia prim\u00e1ria mais alta.<\/li>\n<li><strong>Harm\u00f4nicos GMF:<\/strong> 2\u00d7GMF, 3\u00d7GMF e assim por diante, decorrentes das n\u00e3o linearidades da malha e <a href=\"https:\/\/vibromera.eu\/pt_br\/glossary\/backlash\/\">rea\u00e7\u00e3o<\/a>.<\/li>\n<\/ul>\n<h3>Estrat\u00e9gia de an\u00e1lise de banda lateral<\/h3>\n<ul>\n<li>Bandas laterais com espa\u00e7amento na velocidade do eixo \u2192 uma engrenagem exc\u00eantrica ou um defeito em um dente espec\u00edfico.<\/li>\n<li>Bandas laterais com espa\u00e7amento HTF (onde HTF \u2260 velocidade do eixo) \u2192 um problema de padr\u00e3o repetitivo dos dentes.<\/li>\n<li>Sem bandas laterais definidas \u2192 distribui\u00e7\u00e3o geral <a href=\"https:\/\/vibromera.eu\/pt_br\/glossary\/gear-wear\/\">desgaste da engrenagem<\/a>, ou simplesmente um equipamento saud\u00e1vel.<\/li>\n<\/ul>\n<p>A frequ\u00eancia de dentes em conflito, embora seja um aspecto sutil da din\u00e2mica das engrenagens, fornece informa\u00e7\u00f5es diagn\u00f3sticas valiosas. Compreender o c\u00e1lculo da HTF e reconhecer as bandas laterais da HTF permite que um analista identifique com precis\u00e3o qual engrenagem apresenta um defeito e se o problema se deve a um \u00fanico dente danificado ou a uma condi\u00e7\u00e3o mais generalizada \u2014 orientando decis\u00f5es de manuten\u00e7\u00e3o direcionadas e confi\u00e1veis na resolu\u00e7\u00e3o de problemas da caixa de engrenagens.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/pt_br\/glossary\/\">\u2190 Voltar ao \u00edndice principal<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Aprenda sobre a frequ\u00eancia de oscila\u00e7\u00e3o dos dentes, o componente de vibra\u00e7\u00e3o de baixa frequ\u00eancia em engrenagens onde os mesmos dentes se engrenam repetidamente, revelando defeitos e excentricidades individuais dos dentes.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[114,109],"tags":[],"class_list":["post-139","glossary","type-glossary","status-publish","hentry","category-analysis","category-glossary"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/pt_br\/wp-json\/wp\/v2\/glossary\/139","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/pt_br\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/pt_br\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/pt_br\/wp-json\/wp\/v2\/glossary\/139\/revisions"}],"predecessor-version":[{"id":101388,"href":"https:\/\/vibromera.eu\/pt_br\/wp-json\/wp\/v2\/glossary\/139\/revisions\/101388"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/pt_br\/wp-json\/wp\/v2\/media?parent=139"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/pt_br\/wp-json\/wp\/v2\/categories?post=139"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/pt_br\/wp-json\/wp\/v2\/tags?post=139"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}