{"id":1463,"date":"2019-04-20T16:07:00","date_gmt":"2019-04-20T16:07:00","guid":{"rendered":"http:\/\/boyanmfg.com\/?p=1463"},"modified":"2024-05-27T17:16:30","modified_gmt":"2024-05-27T17:16:30","slug":"gear-terminology-teeth-calculation-formulas-easy-guide","status":"publish","type":"post","link":"https:\/\/boyanmfg.com\/fr\/gear-terminology-teeth-calculation-formulas-easy-guide\/","title":{"rendered":"Terminologie des engrenages et formules de calcul de la denture : guide facile"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"1463\" class=\"elementor elementor-1463\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-72e0e04 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"72e0e04\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d83670f\" data-id=\"d83670f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b901de2 elementor-widget elementor-widget-heading\" data-id=\"b901de2\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_78 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title ez-toc-toggle\" style=\"cursor:pointer\">Table des mati\u00e8res<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table des mati\u00e8res\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/boyanmfg.com\/fr\/gear-terminology-teeth-calculation-formulas-easy-guide\/#This_is_a_simpler_version_of_gear_terminology_and_teeth_calculation_formulas\" >Voici une version simplifi\u00e9e de la terminologie des engrenages et des formules de calcul de la denture.<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/boyanmfg.com\/fr\/gear-terminology-teeth-calculation-formulas-easy-guide\/#Table_of_content\" >Table des mati\u00e8res<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/boyanmfg.com\/fr\/gear-terminology-teeth-calculation-formulas-easy-guide\/#1_Teeth_number_z\" >1.  Nombre de dents (z)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/boyanmfg.com\/fr\/gear-terminology-teeth-calculation-formulas-easy-guide\/#2_Reference_circle_and_reference_diameter_d\" >2. Cercle de r\u00e9f\u00e9rence et diam\u00e8tre de r\u00e9f\u00e9rence (d)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/boyanmfg.com\/fr\/gear-terminology-teeth-calculation-formulas-easy-guide\/#3_Module_m\" >3. Module (m)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/boyanmfg.com\/fr\/gear-terminology-teeth-calculation-formulas-easy-guide\/#4_Center_distance_a\" >4. Entraxe (a)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/boyanmfg.com\/fr\/gear-terminology-teeth-calculation-formulas-easy-guide\/#5_Pressure_angle_%CE%B1\" >5. Angle de pression (\u03b1)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/boyanmfg.com\/fr\/gear-terminology-teeth-calculation-formulas-easy-guide\/#6_Minimum_teeth_number_zmin_without_undercutting_in_gear\" >6. Nombre minimal de dents (zmin) sans contre-d\u00e9pouille dans l'engrenage<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/boyanmfg.com\/fr\/gear-terminology-teeth-calculation-formulas-easy-guide\/#7_Profile_shift_coefficient_x\" >7. Coefficient de d\u00e9calage du profil (x)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/boyanmfg.com\/fr\/gear-terminology-teeth-calculation-formulas-easy-guide\/#In_summary\" >En r\u00e9sum\u00e9 :<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/boyanmfg.com\/fr\/gear-terminology-teeth-calculation-formulas-easy-guide\/#Frequently_Asked_Questions%E2%80%8B\" >Questions fr\u00e9quemment pos\u00e9es<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/boyanmfg.com\/fr\/gear-terminology-teeth-calculation-formulas-easy-guide\/#If_youre_looking_for_plastic_gear_solutions_we_might_be_able_to_assist_Let_us_know_how_we_can_help\" >Si vous \u00eates \u00e0 la recherche de solutions d'engrenages en plastique, nous pouvons peut-\u00eatre vous aider. Faites-nous savoir comment nous pouvons vous aider.<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"This_is_a_simpler_version_of_gear_terminology_and_teeth_calculation_formulas\"><\/span>Voici une version simplifi\u00e9e de la terminologie des engrenages et des formules de calcul de la denture.<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2469168 elementor-widget elementor-widget-text-editor\" data-id=\"2469168\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"fusion-text\"><p class=\"translation-block\">Ce billet a pour but d'expliquer la terminologie des engrenages et les formules de calcul de la denture d'une mani\u00e8re plus facile pour les d\u00e9butants, ainsi que pour ceux qui ont appris les engrenages il y a longtemps mais qui veulent les reprendre rapidement.<\/p><p class=\"translation-block\">Les engrenages ont de nombreux param\u00e8tres qui n\u00e9cessitent un peu de math\u00e9matiques et de formation g\u00e9om\u00e9trique pour bien les comprendre. Cependant, vous n'avez pas besoin d'approfondir les concepts de base de la connaissance des engrenages, apr\u00e8s avoir lu cet article, <strong>vous devriez \u00eatre en mesure de faire des conceptions pr\u00e9liminaires d'engrenages ou d'avoir une communication efficace avec les concepteurs d'engrenages<\/strong>.<\/p><\/div><div class=\"fusion-text\"><p class=\"translation-block\">Commen\u00e7ons par la forme d'engrenage de base, les engrenages droits :<\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0dca945 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"0dca945\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2b360c1 elementor-widget elementor-widget-menu-anchor\" data-id=\"2b360c1\" data-element_type=\"widget\" data-widget_type=\"menu-anchor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-menu-anchor\" id=\"topic\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b0549a9 elementor-widget elementor-widget-heading\" data-id=\"b0549a9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"Table_of_content\"><\/span>Table des mati\u00e8res<span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bda9662 elementor-widget elementor-widget-text-editor\" data-id=\"bda9662\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">1. Nombre de dents (z) ; 2. Cercle de r\u00e9f\u00e9rence et diam\u00e8tre de r\u00e9f\u00e9rence (d) ; 3. <a href=\"#module\">Module (m)<\/a> ; 4. <a href=\"#center_distance\">Distance du centre (a)<\/a> ; 5.<a href=\"#pressure_angle\">Angle de pression (\u03b1)<\/a> ; 6.<a href=\"#z_minimun\"> Nombre minimal de dents (z<sub>min<\/sub>)<\/a> ; 7.<a href=\"#profile_shift\"> Coefficient de d\u00e9calage du profil (x)<\/a> ; 8. <a href=\"#summary\">Tableau r\u00e9capitulatif<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-081afe0 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"081afe0\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-08f5726 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"08f5726\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-f508d7d\" data-id=\"f508d7d\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f8dbe80 elementor-widget elementor-widget-heading\" data-id=\"f8dbe80\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"1_Teeth_number_z\"><\/span>1.  Nombre de dents (z)\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-20bdde5 elementor-widget elementor-widget-text-editor\" data-id=\"20bdde5\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">C'est assez simple, il s'agit du nombre de dents de l'engrenage.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6b58af6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6b58af6\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-65c9e65\" data-id=\"65c9e65\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-dfa30fa elementor-widget elementor-widget-menu-anchor\" data-id=\"dfa30fa\" data-element_type=\"widget\" data-widget_type=\"menu-anchor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-menu-anchor\" id=\"reference_circle\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e221efd elementor-widget elementor-widget-heading\" data-id=\"e221efd\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"2_Reference_circle_and_reference_diameter_d\"><\/span>2. Cercle de r\u00e9f\u00e9rence et diam\u00e8tre de r\u00e9f\u00e9rence (d)<span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f11136e elementor-widget elementor-widget-text-editor\" data-id=\"f11136e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"fusion-layout-column fusion_builder_column fusion_builder_column_1_2 fusion-builder-column-3 fusion-one-half fusion-column-first 1_2\"><div class=\"fusion-column-wrapper\" data-bg-url=\"\"><div class=\"fusion-text\"><p class=\"translation-block\">Le diam\u00e8tre de la pointe (da) et le diam\u00e8tre de la racine (df) correspondent au haut et au bas des dents.<\/p><p class=\"translation-block\">Le diam\u00e8tre de r\u00e9f\u00e9rence est utilis\u00e9 dans la conception et le calcul des engrenages. Il est directement li\u00e9 \u00e0 d'autres param\u00e8tres importants de l'engrenage tels que le module (m), l'entraxe (c) et l'angle de pression (\u03b1).<\/p><\/div><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-a93c4f7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a93c4f7\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-7c4b964\" data-id=\"7c4b964\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-71ec420 elementor-widget elementor-widget-text-editor\" data-id=\"71ec420\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">Le diam\u00e8tre de la pointe (da) et le diam\u00e8tre de la racine (df) correspondent au haut et au bas des dents.<\/p><p class=\"translation-block\">Le diam\u00e8tre de r\u00e9f\u00e9rence est utilis\u00e9 dans la conception et le calcul des engrenages. Il est directement li\u00e9 \u00e0 d'autres param\u00e8tres importants de l'engrenage tels que le module (m), l'entraxe (c) et l'angle de pression (\u03b1).<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-7ab43b5\" data-id=\"7ab43b5\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-db267fb elementor-widget elementor-widget-image\" data-id=\"db267fb\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"500\" height=\"398\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/gear-reference-circle.jpg\" class=\"attachment-large size-large wp-image-1466\" alt=\"cercle de r\u00e9f\u00e9rence de l&#039;engrenage\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/gear-reference-circle.jpg 500w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/gear-reference-circle-300x239.jpg 300w\" sizes=\"(max-width: 500px) 100vw, 500px\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-8023e1f elementor-widget elementor-widget-text-editor\" data-id=\"8023e1f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">La rotation de deux engrenages peut \u00eatre consid\u00e9r\u00e9e comme une rotation engag\u00e9e de deux cercles de r\u00e9f\u00e9rence sans glissement. Le rapport de transmission i=d2\/d1. d1 et d2 sont les diam\u00e8tres de r\u00e9f\u00e9rence de deux engrenages appari\u00e9s (l'engrenage 1 est l'engrenage menant et l'engrenage 2 est l'engrenage men\u00e9).<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-b960a09 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b960a09\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-3af2760\" data-id=\"3af2760\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f1a7373 elementor-widget elementor-widget-image\" data-id=\"f1a7373\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"500\" height=\"355\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/reference-circles-on-2-meshing-gears.jpg\" class=\"attachment-large size-large wp-image-1469\" alt=\"\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/reference-circles-on-2-meshing-gears.jpg 500w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/reference-circles-on-2-meshing-gears-300x213.jpg 300w\" sizes=\"(max-width: 500px) 100vw, 500px\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-52815da\" data-id=\"52815da\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-51f5042 elementor-widget elementor-widget-image\" data-id=\"51f5042\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"550\" height=\"414\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/gear-reference-circles-in-3D.jpg\" class=\"attachment-large size-large wp-image-1468\" alt=\"cercles de r\u00e9f\u00e9rence des engrenages en 3D\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/gear-reference-circles-in-3D.jpg 550w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/gear-reference-circles-in-3D-300x226.jpg 300w\" sizes=\"(max-width: 550px) 100vw, 550px\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-4c2d421 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4c2d421\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-619413c\" data-id=\"619413c\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-deb19e6 elementor-widget elementor-widget-text-editor\" data-id=\"deb19e6\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">Le cercle de r\u00e9f\u00e9rence est situ\u00e9 quelque part entre la pointe et le bas des dents, g\u00e9n\u00e9ralement l\u00e0 o\u00f9 l'\u00e9paisseur de la dent est \u00e9gale \u00e0 l'espacement, mais ce n'est pas toujours le cas (nous parlerons du d\u00e9calage de profil plus loin dans ce billet).<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-fd0ee2a\" data-id=\"fd0ee2a\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-170b764 elementor-widget elementor-widget-image\" data-id=\"170b764\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"316\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/location-of-reference-circle.jpg\" class=\"attachment-large size-large wp-image-1470\" alt=\"emplacement du cercle de r\u00e9f\u00e9rence pour l&#039;engrenage\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/location-of-reference-circle.jpg 500w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/location-of-reference-circle-300x190.jpg 300w\" sizes=\"(max-width: 500px) 100vw, 500px\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5745c3b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5745c3b\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3c8b853\" data-id=\"3c8b853\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-51a46b6 elementor-widget elementor-widget-menu-anchor\" data-id=\"51a46b6\" data-element_type=\"widget\" data-widget_type=\"menu-anchor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-menu-anchor\" id=\"module\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-7578c79 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7578c79\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-254349a\" data-id=\"254349a\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2fbb268 elementor-widget elementor-widget-heading\" data-id=\"2fbb268\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"3_Module_m\"><\/span>3. Module (m)<span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-a9a96d4\" data-id=\"a9a96d4\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a3a5a8b elementor-button-info elementor-align-right elementor-widget elementor-widget-button\" data-id=\"a3a5a8b\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#topic\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Retour au sujet \u2191<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-3033124 elementor-widget elementor-widget-text-editor\" data-id=\"3033124\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">Le module est probablement le param\u00e8tre le plus important de l'engrenage, et il appara\u00eet presque partout dans les formules de calcul de la denture. En fait, il n'est pas aussi difficile \u00e0 comprendre qu'on pourrait l'imaginer. Le pas est la longueur de l'arc entre des points correspondants sur des dents adjacentes, g\u00e9n\u00e9ralement sur le cercle de r\u00e9f\u00e9rence.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-0efbd5e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0efbd5e\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-4eeb674\" data-id=\"4eeb674\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3d43484 elementor-widget elementor-widget-image\" data-id=\"3d43484\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"368\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/gear-pitch-and-module.jpg\" class=\"attachment-large size-large wp-image-1473\" alt=\"le pas de l&#039;engrenage et le module\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/gear-pitch-and-module.jpg 500w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/gear-pitch-and-module-300x221.jpg 300w\" sizes=\"(max-width: 500px) 100vw, 500px\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-f3d2696\" data-id=\"f3d2696\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8e28066 elementor-widget elementor-widget-image\" data-id=\"8e28066\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"550\" height=\"310\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/machining-of-gear-teeth.jpg\" class=\"attachment-large size-large wp-image-1472\" alt=\"\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/machining-of-gear-teeth.jpg 550w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/machining-of-gear-teeth-300x169.jpg 300w\" sizes=\"(max-width: 550px) 100vw, 550px\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-28bceec elementor-widget elementor-widget-text-editor\" data-id=\"28bceec\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"fusion-layout-column fusion_builder_column fusion_builder_column_1_1 fusion-builder-column-13 fusion-one-full fusion-column-first fusion-column-last 1_1\"><div class=\"fusion-column-wrapper\" data-bg-url=\"\"><div class=\"fusion-text\"><p class=\"translation-block\">Ensuite, nous avons le diam\u00e8tre de r\u00e9f\u00e9rence <strong>d=circonf\u00e9rence\/\u03c0=pitch*z\/\u03c0<\/strong>, pour faciliter le calcul, nous d\u00e9finissons le <strong>pitch\/\u03c0<\/strong> comme le module, et maintenant nous avons l'\u00e9quation de <strong>d=m*z<\/strong>, ce qui rend le calcul beaucoup plus facile, n'est-ce pas ? Les modules ont \u00e9t\u00e9 normalis\u00e9s selon les chiffres suivants \uff08<strong>unit\u00e9 : mm<\/strong>\uff09 :<\/p><\/div><div class=\"fusion-text\"><p class=\"translation-block\">Premi\u00e8re s\u00e9rie (recommand\u00e9e) : 0.1, 0.12, 0.15, 0.2, 0.25, 0.3, 0.4, 0.5, 0.6, 0.8, 1, 1.25, 1.5, 2, 2.5, 3, 4, 5, 6, 8, 10, 12, 16, 20, 25, 32, 40, 50<\/p><p class=\"translation-block\">Deuxi\u00e8me s\u00e9rie (moins utilis\u00e9e) : 0.35, 0.7, 0.9, 1.75, 2.25, 2.75, 3.25, 3.5, 3.75, 4.5, 5.5, 6.5, 7, 9, 11, 14, 18, 22, 28, 30, 36, 45<\/p><\/div><div class=\"fusion-clearfix\">\u00a0<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion_builder_column_1_1 fusion-builder-column-14 fusion-one-full fusion-column-first fusion-column-last 1_1\"><div class=\"fusion-column-wrapper\" data-bg-url=\"\"><div class=\"fusion-text\"><p class=\"translation-block\">Toutefois, pour les engrenages en plastique moul\u00e9 par injection, il n'est pas n\u00e9cessaire d'adopter ces num\u00e9ros de modules standard, car les dents ne sont pas taill\u00e9es par des fraises \u00e0 dents standard.<\/p><\/div><div class=\"fusion-text\"><p class=\"translation-block\">Nous avons maintenant le rapport de transmission i=d2\/d1=z2\/z1 (la vitesse 1 est la vitesse motrice, et la vitesse 2 est la vitesse entra\u00een\u00e9e).<\/p><p class=\"translation-block\">Le module est \u00e9galement li\u00e9 \u00e0 la hauteur de la dent. Pour les engrenages standard, la hauteur de la dent est \u00e9gale \u00e0 2,25*m :<\/p><p class=\"translation-block\">addendum <strong>ha=1*m<\/strong>, dedendum <strong>hf=1.25*m<\/strong>, hauteur de dent <strong>h=2.25*m<\/strong>.<\/p><\/div><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7508081 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7508081\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5fc2554\" data-id=\"5fc2554\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0d9f7ef elementor-widget elementor-widget-menu-anchor\" data-id=\"0d9f7ef\" data-element_type=\"widget\" data-widget_type=\"menu-anchor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-menu-anchor\" id=\"center_distance\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-014d4ed elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"014d4ed\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-0ec797b\" data-id=\"0ec797b\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-63b3d69 elementor-widget elementor-widget-heading\" data-id=\"63b3d69\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"4_Center_distance_a\"><\/span>4. Entraxe (a)<span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-e67cbe0\" data-id=\"e67cbe0\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4c651fc elementor-button-info elementor-align-right elementor-widget elementor-widget-button\" data-id=\"4c651fc\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#topic\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Retour au sujet \u2191<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-b00c071 elementor-widget elementor-widget-text-editor\" data-id=\"b00c071\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">2 engrenages en prise ont toujours le m\u00eame module, sinon ils ne correspondent pas. Nous pouvons maintenant conclure que<strong>a=(d1+d2)\/2=m(z1+z2)\/2<\/strong>, mais cela peut \u00eatre l\u00e9g\u00e8rement diff\u00e9rent en faisant quelques ajustements sur les g\u00e9om\u00e9tries des engrenages (d\u00e9calage du profil des dents).<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2027b26 elementor-widget elementor-widget-image\" data-id=\"2027b26\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"305\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/gear-module-and-tooth-height.jpg\" class=\"attachment-large size-large wp-image-1474\" alt=\"module d&#039;engrenage et hauteur de dent\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/gear-module-and-tooth-height.jpg 700w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/gear-module-and-tooth-height-600x261.jpg 600w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/gear-module-and-tooth-height-300x131.jpg 300w\" sizes=\"(max-width: 700px) 100vw, 700px\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-f8c6ae9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f8c6ae9\" data-element_type=\"section\" data-settings='{\"background_background\":\"classic\",\"animation\":\"none\"}'>\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4b46768\" data-id=\"4b46768\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-cc47c98 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"cc47c98\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-139bf91\" data-id=\"139bf91\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d576b74 elementor-widget elementor-widget-heading\" data-id=\"d576b74\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h5 class=\"elementor-heading-title elementor-size-default\"><a href=\"http:\/\/boyanmfg.com\/finding-custom-plastic-gear-manufacturer\/\">Article connexe : La conception et la fabrication d'engrenages en plastique<\/a><\/h5>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-18dc9df\" data-id=\"18dc9df\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ce956ab elementor-widget elementor-widget-image\" data-id=\"ce956ab\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/elementor\/thumbs\/plastic-gear-with-spline-shaft-r8r87xrp508mp2ygwcl220wd3nsjnraecpf05gs3fg.png\" title=\"engrenage en plastique avec arbre cannel\u00e9\" alt=\"engrenage en plastique avec arbre cannel\u00e9\" loading=\"lazy\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-69adcd8 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"69adcd8\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c6b7286\" data-id=\"c6b7286\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-01f735e elementor-widget elementor-widget-menu-anchor\" data-id=\"01f735e\" data-element_type=\"widget\" data-widget_type=\"menu-anchor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-menu-anchor\" id=\"pressure_angle\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-3c8fb4f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3c8fb4f\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-c2bc577\" data-id=\"c2bc577\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1403877 elementor-widget elementor-widget-heading\" data-id=\"1403877\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"5_Pressure_angle_%CE%B1\"><\/span><a href=\"http:\/\/boyanmfg.com\/insights-gear-common-normal-involute-line\/#%CE%B1\">5. Angle de pression (\u03b1)<\/a><span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-990cb22\" data-id=\"990cb22\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7f58fe5 elementor-button-info elementor-align-right elementor-widget elementor-widget-button\" data-id=\"7f58fe5\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#topic\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Retour au sujet \u2191<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-e893067 elementor-widget elementor-widget-text-editor\" data-id=\"e893067\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">En termes simples, comme son nom l'indique, il s'agit de l'angle entre la direction de la force de contact <span style=\"text-decoration : underline\">sur le point de contact<\/span> de la dent et la direction du mouvement de ce point sur le profil de la dent.<\/p><p class=\"translation-block\">En g\u00e9om\u00e9trie, il s'agit de l'angle entre la ligne normale au profil de la dent en d\u00e9veloppante et la ligne normale \u00e0 sa ligne radiale.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8c5ee2b elementor-widget elementor-widget-image\" data-id=\"8c5ee2b\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"550\" height=\"476\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/center-distance-of-meshing-gears.jpg\" class=\"attachment-large size-large wp-image-1475\" alt=\"l&#039;entraxe des engrenages\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/center-distance-of-meshing-gears.jpg 550w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/center-distance-of-meshing-gears-300x260.jpg 300w\" sizes=\"(max-width: 550px) 100vw, 550px\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-026b264 elementor-widget elementor-widget-image\" data-id=\"026b264\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"413\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/pressure-angle-of-gear.jpg\" class=\"attachment-large size-large wp-image-1477\" alt=\"angle de pression de l&#039;engrenage\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/pressure-angle-of-gear.jpg 600w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/pressure-angle-of-gear-300x207.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fc59d2b elementor-widget elementor-widget-text-editor\" data-id=\"fc59d2b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">\u00a0<\/p><p class=\"translation-block\">Pour bien comprendre l'angle de pression, il faut aller plus loin et comprendre la <a href=\"http:\/\/boyanmfg.com\/insights-gear-common-normal-involute-line\/#involute\">ligne d'inversion<\/a> du profil de la dent. Il s'agit simplement d'une explication plus simple.<\/p><p class=\"translation-block\">Diff\u00e9rents points du profil de la dent ont des angles de pression diff\u00e9rents, mais lorsque nous parlons de l'angle de pression d'un engrenage, il s'agit g\u00e9n\u00e9ralement de l'angle sur le cercle de r\u00e9f\u00e9rence. La plupart des engrenages utilisent un angle de pression de 20\u00b0, certains de 14,5\u00b0 ou de 25\u00b0. 2 engrenages accoupl\u00e9s doivent avoir le m\u00eame module et le m\u00eame angle de pression.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-f3515c0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f3515c0\" data-element_type=\"section\" data-settings='{\"background_background\":\"classic\",\"animation\":\"none\"}'>\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-fd3451a\" data-id=\"fd3451a\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-fcc6ad8 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"fcc6ad8\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-55825ed\" data-id=\"55825ed\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-fc51522 elementor-widget elementor-widget-spacer\" data-id=\"fc51522\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e168084 elementor-widget elementor-widget-heading\" data-id=\"e168084\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h6 class=\"elementor-heading-title elementor-size-default\"><a href=\"http:\/\/boyanmfg.com\/insights-gear-common-normal-involute-line\/\">Article connexe : Explication de la longueur normale commune de la roue polaire et de l'engrenage<\/a><\/h6>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-153b2e4\" data-id=\"153b2e4\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0956342 elementor-widget elementor-widget-image\" data-id=\"0956342\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"http:\/\/boyanmfg.com\/insights-gear-common-normal-involute-line\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"375\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2024\/03\/common-normal-length-stable.jpg\" class=\"attachment-large size-large wp-image-8050\" alt=\"la longueur normale commune reste stable\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2024\/03\/common-normal-length-stable.jpg 500w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2024\/03\/common-normal-length-stable-300x225.jpg 300w\" sizes=\"(max-width: 500px) 100vw, 500px\">\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a8053e6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a8053e6\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d0fd790\" data-id=\"d0fd790\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5e848f4 elementor-widget elementor-widget-menu-anchor\" data-id=\"5e848f4\" data-element_type=\"widget\" data-widget_type=\"menu-anchor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-menu-anchor\" id=\"z_minimum\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-19a953f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"19a953f\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-e458587\" data-id=\"e458587\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-06ea34f elementor-widget elementor-widget-heading\" data-id=\"06ea34f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"6_Minimum_teeth_number_zmin_without_undercutting_in_gear\"><\/span>6. Nombre minimal de dents (<strong>z<sub>min<\/sub><\/strong>) sans sous-cotation de l'engrenage<span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-0447cee\" data-id=\"0447cee\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4b49592 elementor-button-info elementor-align-right elementor-widget elementor-widget-button\" data-id=\"4b49592\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#topic\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Retour au sujet \u2191<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-b140b45 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b140b45\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-546ea83\" data-id=\"546ea83\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8f16027 elementor-widget elementor-widget-text-editor\" data-id=\"8f16027\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">Le nombre de dents de l'engrenage ne peut pas \u00eatre illimit\u00e9. S'il y a trop peu de dents, le bas des dents sera en dessous du point limite, et par cons\u00e9quent, lorsque les dents sont fabriqu\u00e9es par des fraises, une partie exc\u00e9dentaire de la racine des dents sera coup\u00e9e.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-e2606c0\" data-id=\"e2606c0\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7f6f3e2 elementor-widget elementor-widget-image\" data-id=\"7f6f3e2\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"450\" height=\"250\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/undercutting-of-gear-tooth.jpg\" class=\"attachment-large size-large wp-image-1479\" alt=\"D\u00e9coupage de la dent de l&#039;engrenage\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/undercutting-of-gear-tooth.jpg 450w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/undercutting-of-gear-tooth-300x167.jpg 300w\" sizes=\"(max-width: 450px) 100vw, 450px\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-ca24231 elementor-widget elementor-widget-text-editor\" data-id=\"ca24231\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tSi les dents ne sont pas usin\u00e9es par des fraises et que les profils des dents restent intacts, les deux engrenages se bloqueront dans la transmission.\n\nLa formule pour calculer le nombre minimum de dents sans contre-d\u00e9pouille est la suivante :\n\n<strong>z<sub>min<\/sub>=2ha*\/sin<sup>2<\/sup>\u03b1<\/strong>\n\nLorsque ha*=1, et \u03b1=20\u00b0\uff0cnous aurons le z<sub>min<\/sub>=2*1\/(sin20\u00b0\uff09<sup>2<\/sup>=17.09=17\uff08toujours arrondir \u00e0 l'inf\u00e9rieur\uff09. Le nombre minimum de dents pour les engrenages standard est donc de 17.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0c02df0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0c02df0\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4dbba31\" data-id=\"4dbba31\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-a79660c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a79660c\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-4cc485e\" data-id=\"4cc485e\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0d33bc9 elementor-widget elementor-widget-heading\" data-id=\"0d33bc9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"7_Profile_shift_coefficient_x\"><\/span>7. Coefficient de d\u00e9calage du profil (x)<span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1a3de6b elementor-widget elementor-widget-menu-anchor\" data-id=\"1a3de6b\" data-element_type=\"widget\" data-widget_type=\"menu-anchor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-menu-anchor\" id=\"profile_shift\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-a8d70a9\" data-id=\"a8d70a9\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6b67862 elementor-button-info elementor-align-right elementor-widget elementor-widget-button\" data-id=\"6b67862\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#topic\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Retour au sujet \u2191<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-d6bfcca elementor-widget elementor-widget-text-editor\" data-id=\"d6bfcca\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">En g\u00e9n\u00e9ral, pour le profil des dents, l'addendum ha=1*m et le dedendum hf=1,25*m, mais le profil des dents peut \u00eatre l\u00e9g\u00e8rement modifi\u00e9 vers le haut ou vers le bas :<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-b569973 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b569973\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-2aac869\" data-id=\"2aac869\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d2b941b elementor-widget elementor-widget-image\" data-id=\"d2b941b\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"550\" height=\"290\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/gear-profile-shift-cofficient.jpg\" class=\"attachment-large size-large wp-image-1481\" alt=\"profil de l&#039;engrenage coefficient de changement de vitesse\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/gear-profile-shift-cofficient.jpg 550w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/gear-profile-shift-cofficient-300x158.jpg 300w\" sizes=\"(max-width: 550px) 100vw, 550px\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-206c8d7\" data-id=\"206c8d7\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d26fdae elementor-widget elementor-widget-image\" data-id=\"d26fdae\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"410\" height=\"500\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/machining-of-plastic-gear-teeth.jpg\" class=\"attachment-large size-large wp-image-1482\" alt=\"\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/machining-of-plastic-gear-teeth.jpg 410w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/01\/machining-of-plastic-gear-teeth-246x300.jpg 246w\" sizes=\"(max-width: 410px) 100vw, 410px\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-810687b elementor-widget elementor-widget-text-editor\" data-id=\"810687b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"fusion-text\"><p class=\"translation-block\">Nous avons maintenant le coefficient de d\u00e9placement du profil (x). Lorsque le profil est d\u00e9plac\u00e9 vers le haut, la valeur de x est positive (x&gt;0), et si le profil est d\u00e9plac\u00e9 vers le bas, la valeur de x est n\u00e9gative (x&lt;0).<\/p><p class=\"translation-block\">Avec le d\u00e9placement du profil des dents, nous avons maintenant :<\/p><ul><li>addendum ha=(1+x)*m<\/li><li>dedendum hf=(1.25-x)*m<\/li><\/ul><p class=\"translation-block\">La hauteur des dents h=ha+hf=2,25*m, reste identique \u00e0 celle des dents standard.<\/p><\/div><div class=\"fusion-text\"><p class=\"translation-block\">Les principales raisons de ce changement de profil sont les suivantes :<\/p><p class=\"translation-block\">1) Avec le profil d\u00e9cal\u00e9, nous pouvons \u00e9viter le sous-d\u00e9coupage des dents en r\u00e9duisant le nombre de dents. La formule est la suivante :<\/p><p class=\"translation-block\"><strong>x<sub>min<\/sub>=(17-z)\/17<\/strong><\/p><p class=\"translation-block\">Par exemple, si vous voulez que le nombre de dents soit de 14, X=(17-14)\/17=0.176<\/p><p class=\"translation-block\">2) R\u00e9glage pr\u00e9cis de l'entraxe<\/p><p class=\"translation-block\"><strong>a=[(m+x1)z1+(m+x2)z2]\/2<\/strong>, donc la distance au centre ne doit pas \u00eatre (z1+z2)*m<\/p><p class=\"translation-block\">3) Renforcer le pignon. En ajoutant un changement de profil positif, le bas du pignon devient plus large (tandis que la pointe devient plus \u00e9troite), ce qui le rend plus solide.<\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9b828f9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9b828f9\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0226883\" data-id=\"0226883\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6c9b4fa elementor-widget elementor-widget-menu-anchor\" data-id=\"6c9b4fa\" data-element_type=\"widget\" data-widget_type=\"menu-anchor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-menu-anchor\" id=\"summary\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-c563f04 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c563f04\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-6d9cc3a\" data-id=\"6d9cc3a\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d5eb6e9 elementor-widget elementor-widget-heading\" data-id=\"d5eb6e9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"In_summary\"><\/span>En r\u00e9sum\u00e9 :\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-38c155b\" data-id=\"38c155b\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3564fdd elementor-button-info elementor-align-right elementor-widget elementor-widget-button\" data-id=\"3564fdd\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#topic\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Retour au sujet \u2191<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-b3437d0 elementor-widget elementor-widget-text-editor\" data-id=\"b3437d0\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">\n<\/p><table id=\"tablepress-1\" class=\"tablepress tablepress-id-1\">\n<thead>\n<tr class=\"row-1\">\n\t<th class=\"column-1\">#<\/th><th class=\"column-2\">Objet<\/th><th class=\"column-3\">Symbole<\/th><th class=\"column-4\">Formule<\/th>\n<\/tr>\n<\/thead>\n<tbody class=\"row-striping row-hover\">\n<tr class=\"row-2\">\n\t<td class=\"column-1\">1<\/td><td class=\"column-2\">nombre de dents<\/td><td class=\"column-3\">z<\/td><td class=\"column-4\"><\/td>\n<\/tr>\n<tr class=\"row-3\">\n\t<td class=\"column-1\">2<\/td><td class=\"column-2\">module<\/td><td class=\"column-3\">m<\/td><td class=\"column-4\">m=pitch\/\u03c0<\/td>\n<\/tr>\n<tr class=\"row-4\">\n\t<td class=\"column-1\">3<\/td><td class=\"column-2\">rapport de d\u00e9multiplication<\/td><td class=\"column-3\">i<\/td><td class=\"column-4\">i=d2\/d1=z2\/z1<br>\n1 : roue motrice, et 2 : roue entra\u00een\u00e9e<\/td>\n<\/tr>\n<tr class=\"row-5\">\n\t<td class=\"column-1\">4<\/td><td class=\"column-2\">coefficient d'addition<\/td><td class=\"column-3\">da*<\/td><td class=\"column-4\">da*=1+x<br>\nx=0 pour les engrenages standard<\/td>\n<\/tr>\n<tr class=\"row-6\">\n\t<td class=\"column-1\">5<\/td><td class=\"column-2\">coefficient de d\u00e9dommagement<\/td><td class=\"column-3\">df*<\/td><td class=\"column-4\">df*=1,25-x<\/td>\n<\/tr>\n<tr class=\"row-7\">\n\t<td class=\"column-1\">6<\/td><td class=\"column-2\">coefficient de d\u00e9calage du profil<\/td><td class=\"column-3\">x<\/td><td class=\"column-4\">Pour les engrenages standard, x=0<\/td>\n<\/tr>\n<tr class=\"row-8\">\n\t<td class=\"column-1\">7<\/td><td class=\"column-2\">angle de pression<\/td><td class=\"column-3\">\u03b1<\/td><td class=\"column-4\">\u03b1=20\u00b0 pour la plupart des vitesses<br>\nD'autres moins utilis\u00e9s sont 14,5\u00b0 et 25\u00b0.<\/td>\n<\/tr>\n<tr class=\"row-9\">\n\t<td class=\"column-1\">8<\/td><td class=\"column-2\">diam\u00e8tre de r\u00e9f\u00e9rence<\/td><td class=\"column-3\">d<\/td><td class=\"column-4\">d=mz<\/td>\n<\/tr>\n<tr class=\"row-10\">\n\t<td class=\"column-1\">9<\/td><td class=\"column-2\">diam\u00e8tre de la pointe<\/td><td class=\"column-3\">da<\/td><td class=\"column-4\">da=d+2Ha* x m, da=(z+2ha*) m<br>\nPour les engrenages standard, da=(z+2) x m<\/td>\n<\/tr>\n<tr class=\"row-11\">\n\t<td class=\"column-1\">10<\/td><td class=\"column-2\">diam\u00e8tre de la racine<\/td><td class=\"column-3\">df<\/td><td class=\"column-4\">df=d-2Hf* x m, df=(z-2hf*) x m<br>\nPour les engrenages standard, df=(z-2.5) x m<\/td>\n<\/tr>\n<tr class=\"row-12\">\n\t<td class=\"column-1\">11<\/td><td class=\"column-2\">addendum<\/td><td class=\"column-3\">ha<\/td><td class=\"column-4\">ha=m x ha*<br>\nPour les engrenages standard, ha=m<\/td>\n<\/tr>\n<tr class=\"row-13\">\n\t<td class=\"column-1\">12<\/td><td class=\"column-2\">d\u00e9dommagement<\/td><td class=\"column-3\">hf<\/td><td class=\"column-4\">hf=m x hf*<br>\nPour les engrenages standard, hf=1,25m<\/td>\n<\/tr>\n<tr class=\"row-14\">\n\t<td class=\"column-1\">13<\/td><td class=\"column-2\">hauteur de la dent<\/td><td class=\"column-3\">h<\/td><td class=\"column-4\">h=m x (ha*+hf*)<br>\nha*+Hf*=2,25 pour la plupart des vitesses<\/td>\n<\/tr>\n<tr class=\"row-15\">\n\t<td class=\"column-1\">14<\/td><td class=\"column-2\">distance centrale<\/td><td class=\"column-3\">a<\/td><td class=\"column-4\">a=m x (z1+z2)\/2 pour les engrenages standard<br>\na=[(m+x1)z1+(m+x2)z2]\/2 pour les vitesses \u00e0 profil d\u00e9cal\u00e9<\/td>\n<\/tr>\n<tr class=\"row-16\">\n\t<td class=\"column-1\">15<\/td><td class=\"column-2\">Nombre minimal de dents sans contre-d\u00e9pouille<\/td><td class=\"column-3\">Zmin<\/td><td class=\"column-4\">Zmin=2ha*\/sin\u03b1^2<br>\nZmin=17 lorsque ha*=1, \u03b1=20\u00b0.<\/td>\n<\/tr>\n<tr class=\"row-17\">\n\t<td class=\"column-1\">16<\/td><td class=\"column-2\">D\u00e9calage minimal du profil sans contre-d\u00e9pouille<\/td><td class=\"column-3\">Xmin<\/td><td class=\"column-4\">Xmin=(17-z)\/17<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<!-- #tablepress-1 from cache -->\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-65c8e6b elementor-widget elementor-widget-spacer\" data-id=\"65c8e6b\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e590b75 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e590b75\" data-element_type=\"section\" data-settings='{\"background_background\":\"classic\"}'>\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6030336\" data-id=\"6030336\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-a1d4c84 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a1d4c84\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-05a6338\" data-id=\"05a6338\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0c3af75 elementor-view-default elementor-widget elementor-widget-icon\" data-id=\"0c3af75\" data-element_type=\"widget\" data-widget_type=\"icon.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-wrapper\">\n\t\t\t<div class=\"elementor-icon\">\n\t\t\t<i aria-hidden=\"true\" class=\"fas fa-question-circle\"><\/i>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-b7302d7\" data-id=\"b7302d7\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e6d890b elementor-widget elementor-widget-heading\" data-id=\"e6d890b\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"Frequently_Asked_Questions%E2%80%8B\"><\/span>Questions fr\u00e9quemment pos\u00e9es<span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-9498ff8 elementor-widget elementor-widget-toggle\" data-id=\"9498ff8\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1551\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-1551\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Quel est l'angle de pression le plus appropri\u00e9 pour les engrenages ?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1551\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-1551\"><h4>Introduction aux forces d'engrenage<\/h4><p class=\"translation-block\">Dans le processus d'engr\u00e8nement entre deux engrenages, la force exerc\u00e9e par l'engrenage menant sur l'engrenage men\u00e9 peut \u00eatre d\u00e9compos\u00e9e en une force normale perpendiculaire \u00e0 la surface de l'engrenage men\u00e9 et une force tangentielle perpendiculaire \u00e0 la force normale. La force tangentielle ne participe pas \u00e0 l'entra\u00eenement de l'engrenage men\u00e9 et provoque l'usure des deux engrenages. L'angle au point d'engr\u00e8nement de la roue menante et de la roue men\u00e9e est le plus grand au d\u00e9but et \u00e0 la fin de l'engr\u00e8nement et plus petit au milieu. Lorsque le point d'engr\u00e8nement est situ\u00e9 sur la ligne m\u00e9diane des deux engrenages, il est \u00e9gal \u00e0 z\u00e9ro. Par cons\u00e9quent, un angle plus faible peut am\u00e9liorer l'efficacit\u00e9 de la transmission et r\u00e9duire l'usure.<\/p><h4>Relation entre l'angle de pression et l'angle de maillage<\/h4><p class=\"translation-block\">L'angle de pression est directement li\u00e9 \u00e0 l'angle d'engr\u00e8nement. D'autre part, un angle de pression plus faible se traduit par des racines d'engrenage plus minces, ce qui r\u00e9duit la r\u00e9sistance des engrenages. Il est donc important de trouver un \u00e9quilibre.<\/p><h4><strong>Normes industrielles pour les angles de pression des engrenages<\/strong><\/h4><ol><li>Dans la production industrielle actuelle, la plupart des engrenages standard utilisent un angle de pression de 20\u00b0.<\/li><li>Les engrenages con\u00e7us pour des charges l\u00e9g\u00e8res et des vitesses \u00e9lev\u00e9es utilisent souvent un angle de pression de 14,5\u00b0, qui pr\u00e9sente l'avantage de r\u00e9duire le bruit et d'augmenter l'efficacit\u00e9 de la transmission.<\/li><li>Les engrenages con\u00e7us pour les applications \u00e0 faible vitesse et \u00e0 forte charge utilisent un angle de pression de 25\u00b0, qui offre une plus grande r\u00e9sistance de la denture, mais au prix d'une efficacit\u00e9 de transmission plus faible et d'un niveau de bruit plus \u00e9lev\u00e9.<\/li><\/ol><h4>Engrenages en plastique<\/h4><p class=\"translation-block\">Pour les engrenages en plastique, n'importe quel angle de pression peut \u00eatre choisi puisque leur fabrication ne n\u00e9cessite pas d'outils de coupe standard. Toutefois, pour des raisons de simplicit\u00e9 de conception, il est courant de s'en tenir \u00e0 ces valeurs standard.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1552\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-1552\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Quelle est la diff\u00e9rence entre le cercle de circonf\u00e9rence et le cercle de hauteur ?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1552\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-1552\"><p class=\"translation-block\">Le cercle de circonf\u00e9rence est la base du calcul des engrenages. Son diam\u00e8tre est calcul\u00e9 en multipliant le module (m) par le nombre de dents (Z). Il s'agit essentiellement d'un cercle th\u00e9orique utilis\u00e9 principalement pour les calculs, les autres param\u00e8tres de l'engrenage \u00e9tant d\u00e9riv\u00e9s de ce cercle.<\/p><p class=\"translation-block\">Le diam\u00e8tre primitif, quant \u00e0 lui, est d\u00e9fini lors de l'engr\u00e8nement de deux engrenages. Il s'agit du cercle form\u00e9 par l'intersection de la normale commune des engrenages et de la ligne reliant leurs centres, en passant par le point de tangence. Les cercles primitifs de deux engrenages en prise sont tangents l'un \u00e0 l'autre. Toutefois, les cercles de circonf\u00e9rence ne sont pas toujours tangents<\/p><p class=\"translation-block\">Dans les mod\u00e8les d'engrenages standard, le cercle de circonf\u00e9rence et le cercle primitif se chevauchent g\u00e9n\u00e9ralement. Toutefois, si l'entraxe est ajust\u00e9 pour augmenter le jeu ou si les engrenages ont \u00e9t\u00e9 modifi\u00e9s, le cercle de circonf\u00e9rence et le cercle primitif peuvent diff\u00e9rer.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1553\" class=\"elementor-tab-title\" data-tab=\"3\" role=\"button\" aria-controls=\"elementor-tab-content-1553\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">L'\u00e9paisseur de la dent et la largeur de la fente sur le cercle de circonf\u00e9rence sont-elles \u00e9gales ?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1553\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"region\" aria-labelledby=\"elementor-tab-title-1553\"><p class=\"translation-block\">Oui. Dans les mod\u00e8les standard, l'\u00e9paisseur de la dent et la largeur de la fente sur le cercle de circonf\u00e9rence sont \u00e9gales.<\/p><p class=\"translation-block\">Cependant, dans les applications pratiques, pour permettre un certain jeu tout en conservant l'entraxe standard, l'\u00e9paisseur de la dent est l\u00e9g\u00e8rement r\u00e9duite.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1554\" class=\"elementor-tab-title\" data-tab=\"4\" role=\"button\" aria-controls=\"elementor-tab-content-1554\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Comment garantir un jeu appropri\u00e9 lors de l'engr\u00e8nement d'un engrenage ?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1554\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"4\" role=\"region\" aria-labelledby=\"elementor-tab-title-1554\"><p class=\"translation-block\">Une m\u00e9thode consiste \u00e0 faire en sorte que l'\u00e9paisseur de la dent soit l\u00e9g\u00e8rement inf\u00e9rieure \u00e0 la largeur de la fente sur le cercle de circonf\u00e9rence.<\/p><p class=\"translation-block\">Une autre m\u00e9thode consiste \u00e0 installer les engrenages \u00e0 un entraxe l\u00e9g\u00e8rement sup\u00e9rieur \u00e0 la norme.<\/p><p class=\"translation-block\">L'importance du jeu d\u00e9pend de la pr\u00e9cision de fabrication des engrenages ; une plus grande pr\u00e9cision r\u00e9duit le besoin de jeu.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1555\" class=\"elementor-tab-title\" data-tab=\"5\" role=\"button\" aria-controls=\"elementor-tab-content-1555\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Quel est le pas du cercle de base d'un engrenage ?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1555\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"5\" role=\"region\" aria-labelledby=\"elementor-tab-title-1555\"><p class=\"translation-block\">Le cercle de base d'un engrenage est le cercle \u00e0 partir duquel sa d\u00e9veloppante est g\u00e9n\u00e9r\u00e9e. Son pas est la longueur de l'arc entre des points identiques sur les profils de deux dents adjacentes sur le cercle de base :<\/p><p style=\"padding-left: 40px;\" class=\"translation-block\">Pb = Db\/Z.<\/p><p class=\"translation-block\">Ici, Db est le diam\u00e8tre du cercle de base.<\/p><p style=\"padding-left: 40px;\" class=\"translation-block\">Ou Pb = Df * cos(\u03b1) \/ Z = m\u03c0 * cos(\u03b1),<\/p><p class=\"translation-block\">o\u00f9 Df est le diam\u00e8tre du cercle de circonf\u00e9rence, m est le module de l'engrenage, et \u03b1 est l'angle de pression du cercle de circonf\u00e9rence.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1556\" class=\"elementor-tab-title\" data-tab=\"6\" role=\"button\" aria-controls=\"elementor-tab-content-1556\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Quelles sont les conditions d'un engagement correct de deux engrenages ?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1556\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"6\" role=\"region\" aria-labelledby=\"elementor-tab-title-1556\"><p class=\"translation-block\">1. Pour les engrenages droits, il est n\u00e9cessaire que l'engr\u00e8nement d'une paire de dents soit synchronis\u00e9 avec l'engr\u00e8nement de la paire pr\u00e9c\u00e9dente. Cela signifie que les pas de leurs cercles de base doivent \u00eatre \u00e9gaux :<\/p><p class=\"translation-block\">m1 * cos(\u03b11) = m2 * cos(\u03b12).<\/p><p class=\"translation-block\">On peut en d\u00e9duire que les modules (m) d'une paire d'engrenages ne doivent pas n\u00e9cessairement \u00eatre \u00e9gaux.<\/p><p class=\"translation-block\">2. Dans le m\u00eame temps, le degr\u00e9 d'engagement (rapport de contact \u03b5) est sup\u00e9rieur \u00e0 1<\/p><p class=\"translation-block\">Pour les engrenages fabriqu\u00e9s avec des outils de coupe standard, en raison de la normalisation et de la s\u00e9rialisation des outils, il est courant d'utiliser le m\u00eame module et le m\u00eame angle de pression du cercle de circonf\u00e9rence pour les deux engrenages.<\/p><p class=\"translation-block\">3. Pour les engrenages h\u00e9lico\u00efdaux, il est \u00e9galement n\u00e9cessaire que leurs angles d'h\u00e9lice soient \u00e9gaux, en supposant que leurs axes d'installation soient parall\u00e8les.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1557\" class=\"elementor-tab-title\" data-tab=\"7\" role=\"button\" aria-controls=\"elementor-tab-content-1557\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Quel est le rapport de contact (\u03b5) de deux engrenages en prise ?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1557\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"7\" role=\"region\" aria-labelledby=\"elementor-tab-title-1557\"><p class=\"translation-block\">Le rapport de contact (\u03b5) est la longueur du segment normal commun entre deux engrenages en prise, qui est coup\u00e9 par les cercles d'addendum des engrenages, divis\u00e9 par le pas de base (Pb) de l'engrenage.<\/p><ul><li style=\"list-style-type: none;\"><ul><li>Lorsque \u03b5 &lt;1, les engrenages ne peuvent pas fonctionner correctement car il y a des moments o\u00f9 aucune dent n&#039;est en contact.<\/li><li>Si 1 &lt; \u03b5 &lt; 2, il y a des moments o\u00f9 une seule dent est en contact. Par exemple, avec \u03b5 = 1,63, on peut imaginer une moyenne de 1,63 paires de dents en prise. Pendant 37% du processus de transmission, une seule dent est en prise, alors que pendant 63%, deux dents sont en prise, ce qui entra\u00eene un impact plus important pendant la transmission.<\/li><li>Si \u03b5 &gt; 2, plus de deux paires de dents sont en contact \u00e0 tout moment, ce qui permet une transmission plus douce.<\/li><\/ul><\/li><\/ul><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1558\" class=\"elementor-tab-title\" data-tab=\"8\" role=\"button\" aria-controls=\"elementor-tab-content-1558\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Comment peut-on augmenter le rapport de contact (\u03b5) de deux engrenages ?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1558\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"8\" role=\"region\" aria-labelledby=\"elementor-tab-title-1558\"><p class=\"translation-block\">Le nombre de dents (Z) sur les engrenages est un facteur important qui affecte le rapport de contact.<\/p><p class=\"translation-block\">Pour les engrenages plus petits, les engrenages h\u00e9lico\u00efdaux sont souvent utilis\u00e9s pour augmenter le rapport de contact. Toutefois, le co\u00fbt de fabrication des engrenages h\u00e9lico\u00efdaux est nettement plus \u00e9lev\u00e9 que celui des engrenages droits.<\/p><p class=\"translation-block\">Une autre m\u00e9thode consiste \u00e0 utiliser un angle de pression plus faible du cercle de tangage, mais cela n'a qu'un effet mineur.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1559\" class=\"elementor-tab-title\" data-tab=\"9\" role=\"button\" aria-controls=\"elementor-tab-content-1559\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Qu'est-ce qui d\u00e9termine la dur\u00e9e de vie d'un engrenage ?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1559\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"9\" role=\"region\" aria-labelledby=\"elementor-tab-title-1559\"><p class=\"translation-block\">La dur\u00e9e de vie d'un engrenage est principalement d\u00e9termin\u00e9e par l'usure et la rupture par fatigue. Ces probl\u00e8mes d\u00e9coulent de divers facteurs tels qu'une faible pr\u00e9cision de l'engrenage, un jeu inappropri\u00e9, une mauvaise lubrification, une surchauffe, etc. Bien qu'il soit difficile de calculer la dur\u00e9e de vie \u00e0 l'aide de formules empiriques, la pr\u00e9cision de l'engrenage et le mat\u00e9riau utilis\u00e9 sont des facteurs critiques pour sa long\u00e9vit\u00e9.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d226747 elementor-widget elementor-widget-spacer\" data-id=\"d226747\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d2bb396 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d2bb396\" data-element_type=\"section\" data-settings='{\"background_background\":\"classic\"}'>\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9c8aabe\" data-id=\"9c8aabe\" data-element_type=\"column\" data-settings='{\"background_background\":\"classic\"}'>\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-607dea5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"607dea5\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-497a076\" data-id=\"497a076\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e1c4379 elementor-widget elementor-widget-image\" data-id=\"e1c4379\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"273\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2019\/04\/plastic-gear-with-spline-shaft.png\" class=\"attachment-large size-large wp-image-4622\" alt=\"engrenage en plastique avec arbre cannel\u00e9\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-6312b39\" data-id=\"6312b39\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-308bd76 elementor-widget elementor-widget-heading\" data-id=\"308bd76\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"If_youre_looking_for_plastic_gear_solutions_we_might_be_able_to_assist_Let_us_know_how_we_can_help\"><\/span>Si vous \u00eates \u00e0 la recherche de solutions d'engrenages en plastique, nous pouvons peut-\u00eatre vous aider. Faites-nous savoir comment nous pouvons vous aider.<span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-5d3f7e1\" data-id=\"5d3f7e1\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-57277c7 elementor-align-center elementor-mobile-align-justify elementor-widget elementor-widget-button\" data-id=\"57277c7\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-xl\" href=\"http:\/\/boyanmfg.com\/enquiry-plastic-injection-molding\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Demande de devis<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Ceci est une version simplifi\u00e9e de la terminologie des engrenages et des formules de calcul des dents. Cet article vise \u00e0 expliquer la terminologie des engrenages et les formules de calcul des dents de mani\u00e8re plus accessible pour les d\u00e9butants, ainsi que pour ceux qui ont appris les engrenages il y a longtemps mais souhaitent se remettre rapidement \u00e0 niveau. Les engrenages comportent de nombreux param\u00e8tres qui n\u00e9cessitent...&nbsp;<a href=\"https:\/\/boyanmfg.com\/fr\/gear-terminology-teeth-calculation-formulas-easy-guide\/\" rel=\"bookmark\">Lire plus \u00bb<span class=\"screen-reader-text\">Terminologie des engrenages et formules de calcul de la denture : guide facile<\/span><\/a><\/p>","protected":false},"author":1,"featured_media":1485,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"on","neve_meta_content_width":100,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","neve_meta_reading_time":"","_themeisle_gutenberg_block_has_review":false,"footnotes":""},"categories":[55],"tags":[],"class_list":["post-1463","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-manufacturing-knowledge"],"acf":[],"_links":{"self":[{"href":"https:\/\/boyanmfg.com\/fr\/wp-json\/wp\/v2\/posts\/1463","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/boyanmfg.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/boyanmfg.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/boyanmfg.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/boyanmfg.com\/fr\/wp-json\/wp\/v2\/comments?post=1463"}],"version-history":[{"count":0,"href":"https:\/\/boyanmfg.com\/fr\/wp-json\/wp\/v2\/posts\/1463\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/boyanmfg.com\/fr\/wp-json\/wp\/v2\/media\/1485"}],"wp:attachment":[{"href":"https:\/\/boyanmfg.com\/fr\/wp-json\/wp\/v2\/media?parent=1463"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/boyanmfg.com\/fr\/wp-json\/wp\/v2\/categories?post=1463"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/boyanmfg.com\/fr\/wp-json\/wp\/v2\/tags?post=1463"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}