{"id":8014,"date":"2024-03-01T16:06:18","date_gmt":"2024-03-01T16:06:18","guid":{"rendered":"http:\/\/boyanmfg.com\/?p=8014"},"modified":"2024-05-27T17:11:08","modified_gmt":"2024-05-27T17:11:08","slug":"insights-gear-common-normal-involute-line","status":"publish","type":"post","link":"https:\/\/boyanmfg.com\/ja\/insights-gear-common-normal-involute-line\/","title":{"rendered":"\u30ae\u30a2\u30fb\u30b3\u30e2\u30f3\u30fb\u30ce\u30fc\u30de\u30eb\u306e\u63a2\u6c42\uff1a\u30a4\u30f3\u30dc\u30ea\u30e5\u30fc\u30c8\u30fb\u30e9\u30a4\u30f3\u30fb\u30e1\u30ab\u30cb\u30af\u30b9\u3078\u306e\u6d1e\u5bdf"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"8014\" class=\"elementor elementor-8014\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-83ad5df elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"83ad5df\" 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-3d2c9ca\" data-id=\"3d2c9ca\" 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-2d63993 elementor-widget elementor-widget-heading\" data-id=\"2d63993\" 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\">\u76ee\u6b21<\/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=\"\u76ee\u6b21\u5207\u308a\u66ff\u3048\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u30c8\u30b0\u30eb<\/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\/ja\/insights-gear-common-normal-involute-line\/#Measurement_of_Common_Normal_Length_in_Gear_Inspection_Methods\" >\u6b6f\u8eca\u691c\u67fb\u65b9\u6cd5\u306b\u304a\u3051\u308b\u5171\u901a\u6cd5\u7dda\u9577\u3055\u306e\u6e2c\u5b9a<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/boyanmfg.com\/ja\/insights-gear-common-normal-involute-line\/#The_Basic_Concept_of_Involute\" >\u30a4\u30f3\u30dc\u30ea\u30e5\u30fc\u30c8\u306e\u57fa\u672c\u6982\u5ff5<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/boyanmfg.com\/ja\/insights-gear-common-normal-involute-line\/#Introduction_to_Involute_Simplified_Understanding_and_Basic_Knowledge\" >\u30a4\u30f3\u30dc\u30ea\u30e5\u30fc\u30c8\u306e\u7d39\u4ecb\uff1a\u7c21\u7565\u5316\u3055\u308c\u305f\u7406\u89e3\u3068\u57fa\u672c\u77e5\u8b58<\/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\/ja\/insights-gear-common-normal-involute-line\/#The_Concept_of_Pressure_Angle_%CE%B1_and_Its_Variability\" >\u5727\u529b\u89d2\u03b1\u306e\u6982\u5ff5\u3068\u305d\u306e\u53ef\u5909\u6027<\/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\/ja\/insights-gear-common-normal-involute-line\/#Common_Normal_Function\" >Common Normal Function<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/boyanmfg.com\/ja\/insights-gear-common-normal-involute-line\/#The_Concept_of_the_Gears_Common_Normal\" >\u6b6f\u8eca\u306e\u5171\u901a\u6cd5\u7dda\u306e\u6982\u5ff5<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/boyanmfg.com\/ja\/insights-gear-common-normal-involute-line\/#spanned_tooth_number\" >spanned tooth number<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/boyanmfg.com\/ja\/insights-gear-common-normal-involute-line\/#Conclusion\" >\u7d50\u8ad6<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/boyanmfg.com\/ja\/insights-gear-common-normal-involute-line\/#If_youre_looking_for_plastic_gear_solutions_we_might_be_able_to_assist_Let_us_know_how_we_can_help\" >\u30d7\u30e9\u30b9\u30c1\u30c3\u30af\u6b6f\u8eca\u306e\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u304a\u63a2\u3057\u306e\u5834\u5408\u3001\u304a\u624b\u4f1d\u3044\u3067\u304d\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u3069\u306e\u3088\u3046\u306a\u3054\u652f\u63f4\u304c\u5fc5\u8981\u304b\u304a\u77e5\u3089\u305b\u304f\u3060\u3055\u3044\u3002.<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"Measurement_of_Common_Normal_Length_in_Gear_Inspection_Methods\"><\/span>\u6b6f\u8eca\u691c\u67fb\u65b9\u6cd5\u306b\u304a\u3051\u308b\u5171\u901a\u6cd5\u7dda\u9577\u3055\u306e\u6e2c\u5b9a<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-a360d85 elementor-widget elementor-widget-text-editor\" data-id=\"a360d85\" 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\">\u6b6f\u8eca\u306e\u691c\u67fb\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8b70\u8ad6\u3059\u308b\u969b\u3001<strong>\u5171\u901a\u6cd5\u7dda\u306e\u9577\u3055<\/strong>\u3092\u6e2c\u5b9a\u3059\u308b\u3053\u3068\u306f\u3001<strong>\u6b6f\u8eca\u751f\u7523<\/strong>\u304a\u3088\u3073<strong>\u30ea\u30d0\u30fc\u30b9\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u691c\u67fb<\/strong>\u3067\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u30b7\u30f3\u30d7\u30eb\u3067\u30b3\u30b9\u30c8\u52b9\u7387\u306e\u9ad8\u3044\u6280\u8853\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p><p class=\"translation-block\">\u3053\u306e\u65b9\u6cd5\u306f\u3001\u5f93\u6765\u306e\u500b\u3005\u306e\u6b6f\u539a\u6e2c\u5b9a\u3068\u6bd4\u8f03\u3057\u3066\u3001\u64cd\u4f5c\u3092\u7c21\u7d20\u5316\u3059\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u70b9\u63a5\u89e6\u306b\u3088\u308b\u5c40\u6240\u7684\u306a\u5f3e\u6027\u5909\u5f62\u306b\u95a2\u9023\u3059\u308b\u554f\u984c\u3092\u52b9\u679c\u7684\u306b\u56de\u907f\u3057\u3001\u6e2c\u5b9a\u7cbe\u5ea6\u3092\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002<strong>\u6b6f\u539a\u7528\u6b6f\u8eca\u30ce\u30ae\u30b9<\/strong>\u3067\u6b6f\u539a\u3092\u6e2c\u5b9a\u3059\u308b\u969b\u306b\u306f\u3001\u30ce\u30ae\u30b9\u304c\u6b6f\u9762\u306b\u5bfe\u3057\u3066\u5e73\u884c\u3092\u4fdd\u3064\u3053\u3068\u304c\u4e0d\u53ef\u6b20\u3067\u3042\u308a\u3001\u3053\u308c\u306f\u9593\u9055\u3044\u306a\u304f\u6e2c\u5b9a\u306e\u96e3\u6613\u5ea6\u3092\u5897\u52a0\u3055\u305b\u307e\u3059\u3002\u3055\u3089\u306b\u3001CNC\uff08\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u6570\u5024\u5236\u5fa1\uff09\u88c5\u7f6e\u3092\u4f7f\u7528\u3057\u305f\u6e2c\u5b9a\u306f\u7cbe\u5bc6\u3067\u306f\u3042\u308a\u307e\u3059\u304c\u3001\u30b3\u30b9\u30c8\u304c\u9ad8\u304f\u3001\u30d7\u30ed\u30bb\u30b9\u3082\u7169\u96d1\u3067\u3059\u3002.<\/p><p class=\"translation-block\">\u672c\u8a18\u4e8b\u3067\u306f\u3001\u307e\u305a<strong>\u30a4\u30f3\u30dc\u30ea\u30e5\u30fc\u30c8\u66f2\u7dda<\/strong>\u306e\u57fa\u672c\u6982\u5ff5\u3092\u7d39\u4ecb\u3057\u3001\u5f90\u3005\u306b<strong>\u6b6f\u8eca\u306e\u5171\u901a\u6cd5\u7dda<\/strong>\u306e\u6982\u5ff5\u306b\u3064\u3044\u3066\u6df1\u304f\u6398\u308a\u4e0b\u3052\u3066\u3044\u304d\u307e\u3059\u3002\u8a18\u4e8b\u306e\u7d42\u308f\u308a\u307e\u3067\u306b\u3001\u3053\u308c\u3092\u5305\u62ec\u7684\u306b\u7406\u89e3\u3057\u3001\u3053\u306e\u77e5\u8b58\u3092\u4ed5\u4e8b\u3067\u52b9\u679c\u7684\u306b\u5fdc\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308b\u306f\u305a\u3067\u3059\u3002.<\/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-e301cae elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e301cae\" 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-4099f72\" data-id=\"4099f72\" 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-fdfd19d elementor-widget elementor-widget-menu-anchor\" data-id=\"fdfd19d\" 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=\"involute\"><\/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-6b30397 elementor-widget elementor-widget-heading\" data-id=\"6b30397\" 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=\"The_Basic_Concept_of_Involute\"><\/span>\u30a4\u30f3\u30dc\u30ea\u30e5\u30fc\u30c8\u306e\u57fa\u672c\u6982\u5ff5<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-c235c49 elementor-widget elementor-widget-text-editor\" data-id=\"c235c49\" 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<h3><span class=\"ez-toc-section\" id=\"Introduction_to_Involute_Simplified_Understanding_and_Basic_Knowledge\"><\/span>\u30a4\u30f3\u30dc\u30ea\u30e5\u30fc\u30c8\u306e\u7d39\u4ecb\uff1a\u7c21\u7565\u5316\u3055\u308c\u305f\u7406\u89e3\u3068\u57fa\u672c\u77e5\u8b58<span class=\"ez-toc-section-end\"><\/span><\/h3><p class=\"translation-block\">\u6570\u5b66\u3084\u5de5\u5b66\u3067\u983b\u7e41\u306b\u8a00\u53ca\u3055\u308c\u308b\u30a4\u30f3\u30dc\u30ea\u30e5\u30fc\u30c8\u306e\u6982\u5ff5\u306f\u3001\u7c21\u5358\u306a\u5b9f\u9a13\u3092\u901a\u3058\u3066\u7406\u89e3\u3067\u304d\u307e\u3059\uff1a\u975e\u5f3e\u6027\u306e\u7d30\u3044\u7cf8\u304c\u5186\u5f62\u306e\u7269\u4f53\uff08\u5b8c\u5168\u306a\u5186\u3068\u8003\u3048\u3066\u304f\u3060\u3055\u3044\uff09\u306b\u5dfb\u304d\u4ed8\u3051\u3089\u308c\u3066\u3044\u308b\u3068\u60f3\u50cf\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u306e\u7cf8\u3092\u5f35\u3063\u305f\u307e\u307e\u3086\u3063\u304f\u308a\u3068\u89e3\u304d\u59cb\u3081\u308b\u3068\u3001\u7cf8\u306e\u7aef\u304c\u305f\u3069\u308b\u7d4c\u8def\u304c<a href=\"https:\/\/mathworld.wolfram.com\/Involute.html\" target=\"_blank\" rel=\"noopener\">\u30a4\u30f3\u30dc\u30ea\u30e5\u30fc\u30c8<\/a>\u3068\u547c\u3070\u308c\u308b\u3082\u306e\u3092\u5f62\u6210\u3057\u307e\u3059\u3002\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u306b\u304a\u3044\u3066\u3001\u5186\u5f62\u306e\u7269\u4f53\u306f\u300c<strong>\u57fa\u790e\u5186<\/strong>\u300d\u3068\u547c\u3070\u308c\u3001\u89e3\u304b\u308c\u308b\u7cf8\u306f\u300c<strong>\u6bcd\u7dda<\/strong>\u300d\u3068\u3057\u3066\u77e5\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u201c<\/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-4303449 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4303449\" 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-ad74522\" data-id=\"ad74522\" 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-c535d14 elementor-widget elementor-widget-image\" data-id=\"c535d14\" 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=\"375\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2024\/03\/forming-of-involute.gif\" class=\"attachment-large size-large wp-image-8023\" alt=\"\u30a4\u30f3\u30dc\u30ea\u30e5\u30fc\u30c8\u7dda\u306e\u5f62\u6210\">\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-7c34e51\" data-id=\"7c34e51\" 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-c76c67e elementor-widget elementor-widget-image\" data-id=\"c76c67e\" 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=\"375\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2024\/03\/composition-of-involute.jpg\" class=\"attachment-large size-large wp-image-8031\" alt=\"\u30a4\u30f3\u30dc\u30ea\u30e5\u30fc\u30c8\u306e\u69cb\u6210\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2024\/03\/composition-of-involute.jpg 500w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2024\/03\/composition-of-involute-300x225.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-4817a1b elementor-widget elementor-widget-text-editor\" data-id=\"4817a1b\" 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\">\u3053\u306e\u52d5\u4f5c\u306b\u304a\u3044\u3066\u3001<strong>\u6bcd\u7dda<\/strong>\u306f<strong>\u57fa\u790e\u5186\u306b\u63a5\u7dda<\/strong>\u306e\u307e\u307e\u4fdd\u305f\u308c\u3001\u30a4\u30f3\u30dc\u30ea\u30e5\u30fc\u30c8\u4e0a\u306e\u4efb\u610f\u306e\u70b9\u3067\u306f\u3001\u305d\u308c\u306f<strong>\u66f2\u7dda\u306b\u5bfe\u3057\u3066\u5782\u76f4<\/strong>\u3067\u3059\u3002\u3053\u306e\u89d2\u5ea6\u3001\u3059\u306a\u308f\u3061<strong>\u5dfb\u304d\u623b\u3057\u89d2 \u03b8 (\u2220KOK<sub>0<\/sub>)<\/strong>\u306f\u3001\u30a4\u30f3\u30dc\u30ea\u30e5\u30fc\u30c8\u4e0a\u306e\u70b9<strong>(<code>K<\/code>)<\/strong>\u304b\u3089\u57fa\u790e\u5186\u306e\u4e2d\u5fc3<strong>(<code>O<\/code>)<\/strong>\u3092\u7d50\u3076\u7dda\u304c\u3001\u30a4\u30f3\u30dc\u30ea\u30e5\u30fc\u30c8\u306e\u59cb\u70b9<strong>(<code>K<sub>0<\/sub><\/code>)<\/strong>\u304b\u3089\u5f62\u6210\u3055\u308c\u308b\u89d2\u5ea6\u3067\u3059\u3002.<\/p><p class=\"translation-block\">\u6ce8\u76ee\u3059\u3079\u304d\u306f\u3001\u7cf8\u306e\u9577\u3055\u304c\u5909\u5316\u3057\u306a\u3044\u305f\u3081\u3001<strong>\u57fa\u790e\u5186\u4e0a\u306e\u5f27\u9577\uff08\u5f27 NK<sub>0<\/sub>\uff09\u3068\u6bcd\u7dda\u306e\u9577\u3055\uff08NK\uff09\u306f\u6570\u5024\u7684\u306b\u7b49\u3057\u3044<\/strong>\u3053\u3068\u3067\u3059\u3002.<\/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-e8a4a6f elementor-widget elementor-widget-text-editor\" data-id=\"e8a4a6f\" 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<h3><span class=\"ez-toc-section\" id=\"The_Concept_of_Pressure_Angle_%CE%B1_and_Its_Variability\"><\/span>\u5727\u529b\u89d2\u03b1\u306e\u6982\u5ff5\u3068\u305d\u306e\u53ef\u5909\u6027<span class=\"ez-toc-section-end\"><\/span><\/h3><p class=\"translation-block\">\u3055\u3089\u306b\u6df1\u304f\u6398\u308a\u4e0b\u3052\u3066\u3001\u30a4\u30f3\u30dc\u30ea\u30e5\u30fc\u30c8\u306b\u5bc6\u63a5\u306b\u95a2\u9023\u3059\u308b\u6982\u5ff5\u3067\u3042\u308b<strong>\u5727\u529b\u89d2 \u03b1<\/strong>\u306b\u3064\u3044\u3066\u8b70\u8ad6\u3057\u307e\u3057\u3087\u3046\u3002\u5727\u529b\u89d2\u306f\u3001\u30a4\u30f3\u30dc\u30ea\u30e5\u30fc\u30c8\u4e0a\u306e\u4efb\u610f\u306e\u70b9\u306b\u304a\u3051\u308b\u6cd5\u7dda\uff08\u3064\u307e\u308a\u3001\u30a4\u30f3\u30dc\u30ea\u30e5\u30fc\u30c8\u306b\u5782\u76f4\u306a\u7dda\uff09\u3068\u305d\u306e\u70b9\u3092\u901a\u308b\u901f\u5ea6\u65b9\u5411\u3068\u306e\u9593\u306e\u89d2\u5ea6\u3067\u3059\u3002\u91cd\u8981\u306a\u70b9\u306f\u3001\u5727\u529b\u89d2\u304c\u30a4\u30f3\u30dc\u30ea\u30e5\u30fc\u30c8\u306b\u6cbf\u3063\u305f\u5404\u70b9\u3067\u5909\u5316\u3057\u3001\u30a4\u30f3\u30dc\u30ea\u30e5\u30fc\u30c8\u306e\u59cb\u70b9\u3067\u306f\u30bc\u30ed\u304b\u3089\u59cb\u307e\u308a\u3001\u5916\u5074\u306b\u5411\u304b\u3063\u3066\u5f90\u3005\u306b\u5897\u52a0\u3059\u308b\u3053\u3068\u3067\u3059\u3002.<\/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-e6e90fd elementor-widget elementor-widget-image\" data-id=\"e6e90fd\" 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=\"413\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2024\/03\/pressure-angle-involute-line.jpg\" class=\"attachment-large size-large wp-image-8036\" alt=\"\u30a4\u30f3\u30dc\u30ea\u30e5\u30fc\u30c8\u7dda\u306e\u5727\u529b\u89d2\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2024\/03\/pressure-angle-involute-line.jpg 550w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2024\/03\/pressure-angle-involute-line-300x225.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-df49fcb elementor-widget elementor-widget-text-editor\" data-id=\"df49fcb\" 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\">\u3055\u3089\u306b\u3001\u30a4\u30f3\u30dc\u30ea\u30e5\u30fc\u30c8\u4e0a\u306e\u70b9 K \u304b\u3089\u5186\u306e\u4e2d\u5fc3\u307e\u3067\u306e\u8ddd\u96e2 <code>r<sub>k<\/sub><\/code> \u306f\u3001\u5f0f <code>r<sub>k<\/sub> = r<sub>b<\/sub> \/ cos(\u03b1<sub>k<\/sub>)<\/code> \u3092\u4f7f\u7528\u3057\u3066\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002\u3053\u3053\u3067\u3001<code>r<sub>b<\/sub><\/code> \u306f\u57fa\u790e\u5186\u306e\u534a\u5f84\u3001<code>\u03b1<sub>k<\/sub><\/code> \u306f\u70b9 K \u306b\u304a\u3051\u308b\u5727\u529b\u89d2\u3067\u3059\u3002.<\/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-ddbf1ee elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ddbf1ee\" 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-051d0f8\" data-id=\"051d0f8\" 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-b540e37 elementor-widget elementor-widget-heading\" data-id=\"b540e37\" 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=\"Common_Normal_Function\"><\/span>Common Normal Function<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-6809c6b elementor-widget elementor-widget-text-editor\" data-id=\"6809c6b\" 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\">\u5dfb\u304d\u623b\u3057\u89d2 \u03b8 \u3068\u5727\u529b\u89d2 \u03b1 \u306e\u9593\u306e\u95a2\u6570\u95a2\u4fc2\u306f\u3001\u30a4\u30f3\u30dc\u30ea\u30e5\u30fc\u30c8\u95a2\u6570\u3068\u547c\u3070\u308c\u3001<code>inv(\u03b1)<\/code> \u3068\u8868\u8a18\u3055\u308c\u307e\u3059\u3002.<\/p><p class=\"translation-block\">\u4ee5\u4e0b\u306e\u56f3\u306b\u793a\u3059\u3088\u3046\u306b\u3001<code>\u03b8<sub>k<\/sub> = \u2220NOK<sub>0<\/sub> - \u03b1<sub>k<\/sub><\/code><\/p><p class=\"translation-block\">\u3053\u3053\u3067\u3001<code>\u2220NOK<sub>0<\/sub><\/code> \u306f\u3001<code>\u5f27\u9577 NK<sub>0<\/sub><\/code> \u3092\u534a\u5f84 <code>r<sub>b<\/sub><\/code> \u3067\u5272\u3063\u305f\u5024\u306b\u7b49\u3057\u304f\u3001\u5f27\u9577\u5358\u4f4d\u3067\u6e2c\u5b9a\u3055\u308c\u3001\u5ea6\u306b\u5909\u63db\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002.<\/p><p class=\"translation-block\">\u5f27\u9577 NK<sub>0<\/sub> = NK \u3067\u3042\u308b\u305f\u3081\u3001<code>= NK \/ r<sub>b<\/sub> = tg(\u03b1<sub>k<\/sub>)<\/code><\/p><p class=\"translation-block\">\u3057\u305f\u304c\u3063\u3066\u3001<code>\u03b8<sub>k<\/sub> = tg(\u03b1<sub>k<\/sub>) - \u03b1<sub>k<\/sub><\/code>\u3068\u306a\u308a\u307e\u3059\u3002<\/p><p class=\"translation-block\">\u3064\u307e\u308a\u3001<code>inv(\u03b1<sub>k<\/sub>) = tg(\u03b1<sub>k<\/sub>) - \u03b1<sub>k<\/sub><\/code>\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/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-8e2d772 elementor-widget elementor-widget-image\" data-id=\"8e2d772\" 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=\"450\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2024\/03\/Common-Normal-Function-explained.jpg\" class=\"attachment-large size-large wp-image-8042\" alt=\"\u5171\u901a\u6cd5\u7dda\u6a5f\u80fd\u306e\u8aac\u660e\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2024\/03\/Common-Normal-Function-explained.jpg 600w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2024\/03\/Common-Normal-Function-explained-300x225.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\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-4e1d3b0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4e1d3b0\" 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-3613489\" data-id=\"3613489\" 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-0e2f3e4 elementor-widget elementor-widget-heading\" data-id=\"0e2f3e4\" 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=\"The_Concept_of_the_Gears_Common_Normal\"><\/span>\n\u6b6f\u8eca\u306e\u5171\u901a\u6cd5\u7dda\u306e\u6982\u5ff5<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-3d4377e elementor-widget elementor-widget-text-editor\" data-id=\"3d4377e\" 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\">\u30a4\u30f3\u30dc\u30ea\u30e5\u30fc\u30c8\u306e\u57fa\u672c\u6982\u5ff5\u3092\u7406\u89e3\u3057\u305f\u3068\u3053\u308d\u3067\u3001\u6b21\u306b\u6b6f\u8eca\u306e\u5171\u901a\u6cd5\u7dda\u306e\u6982\u5ff5\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002\u3053\u308c\u306f\u3001<strong>\u57fa\u790e\u5186\u4e0a\u306e\u4efb\u610f\u306e\u63a5\u7dda<\/strong>\u3067\u3042\u308a\u3001<strong>\u6b6f\u8eca\u306e\u6b6f\u5f62\u3092\u6570\u6b6f\u5206\u96e2\u308c\u305f\u70b9\u3067\u4ea4\u5dee\u3059\u308b<\/strong>\u7dda\u3092\u6307\u3057\u307e\u3059\u3002\u30a4\u30f3\u30dc\u30ea\u30e5\u30fc\u30c8\u306e\u7279\u6027\u306b\u3088\u308a\u3001\u3053\u306e\u7dda\u306f\u3053\u308c\u30892\u3064\u306e\u6b6f\u5f62\u3092\u5f62\u6210\u3059\u308b\u30a4\u30f3\u30dc\u30ea\u30e5\u30fc\u30c8\u306b\u5782\u76f4\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u5171\u901a\u6cd5\u7dda\u3068\u547c\u3070\u308c\u307e\u3059\u3002.<\/p><p class=\"translation-block\">\u56f3\u304b\u3089\u3001\u3053\u308c\u30892\u3064\u306e\u6b6f\u5f62\u306e\u9593\u306b\u4f4d\u7f6e\u3059\u308b\u5171\u901a\u6cd5\u7dda\u306e<strong>\u9577\u3055<code>(AB)<\/code><\/strong>\u306f\u3001\u57fa\u790e\u5186\u4e0a\u306e<strong>\u5f27\u9577<code>ab<\/code><\/strong>\u306b<strong>\u7b49\u3057\u3044<\/strong>\u3053\u3068\u304c\u89b3\u5bdf\u3067\u304d\u307e\u3059\u3002\u5171\u901a\u6cd5\u7dda\u306e\u89d2\u5ea6\u304c\u5909\u5316\u3057\u3066\u3082\u3001\u305d\u306e\u9577\u3055\u306f\u4e00\u5b9a\u306e\u307e\u307e\u3067\u3059\u3002\u3053\u306e\u7279\u6027\u306f\u3001\u6e2c\u5b9a\u306b\u304a\u3044\u3066\u5927\u304d\u306a\u5229\u70b9\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u6e2c\u5b9a\u5de5\u5177\u306e\u4f4d\u7f6e\u306b\u591a\u5c11\u306e\u305a\u308c\u304c\u3042\u3063\u305f\u3068\u3057\u3066\u3082\u3001\u6e2c\u5b9a\u7d50\u679c\u306b\u306f\u5f71\u97ff\u3057\u306a\u3044\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002.<\/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-03a15da elementor-widget elementor-widget-image\" data-id=\"03a15da\" 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=\"450\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2024\/03\/common-normal-length-explained.jpg\" class=\"attachment-large size-large wp-image-8047\" alt=\"\u5171\u901a\u6cd5\u7dda\u9577\u3055\u306e\u8aac\u660e\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2024\/03\/common-normal-length-explained.jpg 600w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2024\/03\/common-normal-length-explained-300x225.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-8fa1353 elementor-widget elementor-widget-heading\" data-id=\"8fa1353\" 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=\"spanned_tooth_number\"><\/span>spanned tooth number<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-f9a388c elementor-widget elementor-widget-text-editor\" data-id=\"f9a388c\" 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\">\u6b6f\u8eca\u306e\u5171\u901a\u6cd5\u7dda\u9577\u3055\u304c\u307e\u305f\u3050\u6b6f\u6570\u3092\u300c\u307e\u305f\u304e\u6b6f\u6570\u300d\u3068\u547c\u3073\u3001\u3053\u308c\u306f\u56f3\u9762\u4e0a\u306b\u63cf\u304b\u308c\u305f\u5171\u901a\u6cd5\u7dda\u304b\u3089\u6c7a\u5b9a\u3067\u304d\u307e\u3059\u3002\u8a08\u7b97\u5f0f\u306f\u3042\u308a\u307e\u3059\u304c\u3001\u8a08\u7b97\u30d7\u30ed\u30bb\u30b9\u306f\u3084\u3084\u7169\u96d1\u306a\u305f\u3081\u3001\u56f3\u9762\u304b\u3089\u76f4\u63a5\u89b3\u5bdf\u3059\u308b\u65b9\u304c\u3088\u308a\u7c21\u5358\u3067\u76f4\u63a5\u7684\u3067\u3059\u3002\u305d\u306e\u8a08\u7b97\u5f0f\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p><p class=\"translation-block\"><code>k = z\u03b1 \/ 180\u00b0 + 0.5<\/code><\/p><p class=\"translation-block\">Where:<\/p><ul><li><code>k<\/code> \u306f\u30b9\u30d1\u30f3\u6b6f\u6570\u3001,<\/li><li><code>z<\/code> \u306f\u6b6f\u6570\u3001,<\/li><li><code>\u03b1<\/code> \u3053\u308c\u306f\u5186\u5468\u4e0a\u306e\u6b6f\u8eca\u306e\u5727\u529b\u89d2\u3067\u3042\u308a\u3001\u307b\u3068\u3093\u3069\u306e\u5834\u540820\u00b0\u3067\u3059<\/li><li><code>x<\/code> is the gear <a href=\"http:\/\/boyanmfg.com\/gear-terminology-teeth-calculation-formulas-easy-guide\/#profile_shift\">\u6b6f\u5148\u4fee\u6b63\u4fc2\u6570\u3002.<\/a><\/li><\/ul>\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-19df150 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"19df150\" 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-af7754d\" data-id=\"af7754d\" 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-4af1dbc elementor-widget elementor-widget-text-editor\" data-id=\"4af1dbc\" 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\">\u5171\u901a\u6cd5\u7dda\u306e\u9577\u3055\u306f\u3001CAD\u56f3\u9762\u304b\u3089\u3082\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u304c\u3001\u516c\u5f0f\u3092\u7528\u3044\u3066\u8a08\u7b97\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002\u4fee\u6b63\u4fc2\u6570<code>x = 0<\/code>\u306e\u6b6f\u8eca\u306e\u5834\u5408\u3001\u30b9\u30d1\u30f3\u6b6f\u539a\u306e\u8a08\u7b97\u5f0f\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p><p class=\"translation-block\"><code>L = m cos \u03b1 [(k - 0.5)\u03c0 + z inv \u03b1]<\/code><\/p><p class=\"translation-block\">Where:<\/p><ul><li><code>L<\/code> \u306f\u5171\u901a\u6cd5\u7dda\u306e\u9577\u3055\u3001,<\/li><li><code>\u03b1<\/code> \u306f\u5727\u529b\u89d2\u3001<a href=\"http:\/\/boyanmfg.com\/gear-terminology-teeth-calculation-formulas-easy-guid#reference_circle\"> reference circle<\/a>,<\/li><li><code>k<\/code> \u306f\u30b9\u30d1\u30f3\u6b6f\u6570\u3002.<\/li><\/ul>\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-c7a22a3 elementor-widget elementor-widget-image\" data-id=\"c7a22a3\" 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<figure class=\"wp-caption\">\n\t\t\t\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=\"\u5171\u901a\u6cd5\u7dda\u9577\u3055\u306f\u5b89\u5b9a\u3057\u3066\u3044\u308b\" 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\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\"> \u5171\u901a\u6cd5\u7dda\u306e\u89d2\u5ea6\u306f\u5909\u5316\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u305d\u306e\u9577\u3055\u306f\u4e00\u5b9a\u306e\u307e\u307e\u3067\u3059\u3002.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\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-ebb67af elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ebb67af\" 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-b29a0e7\" data-id=\"b29a0e7\" 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-b85407c elementor-widget elementor-widget-text-editor\" data-id=\"b85407c\" 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\">\u4e0a\u8a18\u306e\u516c\u5f0f\u306f\u3001\u4fee\u6b63\u4fc2\u6570<code>x = 0<\/code>\u306b\u57fa\u3065\u3044\u3066\u8a08\u7b97\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u5834\u5408\u3001\u30d4\u30c3\u30c1\u5186\u4e0a\u306e\u6b6f\u539a\u306f<code>s = zm\/2<\/code>\u3068\u306a\u308a\u3001\u30d4\u30c3\u30c1\u306e\u534a\u5206\u3067\u3059\u3002\u3057\u304b\u3057\u3001<code>x &gt; 0<\/code>\u306e\u5834\u5408\u3001\u30d4\u30c3\u30c1\u5186\u4e0a\u306e\u6b6f\u539a\u306f\u5897\u52a0\u3057\u3001\u305d\u308c\u306b\u4f34\u3063\u3066<code>L<\/code>\u3082\u5897\u52a0\u3057\u307e\u3059\u3002\u9006\u306b\u3001<code>x &lt; 0<\/code>\u306e\u5834\u5408\u3001<code>L<\/code>\u306f\u6e1b\u5c11\u3057\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u5171\u901a\u6cd5\u7dda\u306e\u9577\u3055\u3092\u6e2c\u5b9a\u3059\u308b\u3053\u3068\u306f\u3001\u6b6f\u8eca\u306e\u30ea\u30d0\u30fc\u30b9\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u306b\u304a\u3044\u3066\u6709\u52b9\u306a\u65b9\u6cd5\u3067\u3042\u308a\u3001\u30b5\u30f3\u30d7\u30eb\u6b6f\u8eca\u306e\u4fee\u6b63\u4fc2\u6570\u3092\u63a8\u5b9a\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002.<\/p>\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-top-section elementor-element elementor-element-927f8d3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"927f8d3\" 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-5f9e00e\" data-id=\"5f9e00e\" 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-09020d1 elementor-widget elementor-widget-heading\" data-id=\"09020d1\" 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=\"Conclusion\"><\/span>\u7d50\u8ad6<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-2578ff2 elementor-widget elementor-widget-text-editor\" data-id=\"2578ff2\" 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\">\u672c\u8a18\u4e8b\u3092\u7c21\u6f54\u306b\u3059\u308b\u305f\u3081\u3001\u3053\u308c\u3089\u306e\u5f0f\u306e\u5c0e\u51fa\u306b\u3064\u3044\u3066\u306f\u3053\u3053\u3067\u306f\u8a73\u3057\u304f\u8aac\u660e\u3057\u307e\u305b\u3093\u304c\u3001\u4ed6\u306e\u8a18\u4e8b\u3067\u53d6\u308a\u4e0a\u3052\u307e\u3059\u3002.<\/p><p class=\"translation-block\">\u672c\u8a18\u4e8b\u304c\u5171\u901a\u6cd5\u7dda\u306b\u3064\u3044\u3066\u660e\u78ba\u306a\u6982\u5ff5\u3092\u63d0\u4f9b\u3067\u304d\u308c\u3070\u5e78\u3044\u3067\u3059\u3002\u3054\u8cea\u554f\u304c\u3042\u308c\u3070\u3001\u4ee5\u4e0b\u306b\u30b3\u30e1\u30f3\u30c8\u3092\u304a\u5bc4\u305b\u304f\u3060\u3055\u3044\u3002.<\/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-5fbcfb4 elementor-widget elementor-widget-spacer\" data-id=\"5fbcfb4\" 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-536b71d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"536b71d\" 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-6fafede\" data-id=\"6fafede\" 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-adae672 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"adae672\" 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-af517ad\" data-id=\"af517ad\" 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-5726eca elementor-widget elementor-widget-image\" data-id=\"5726eca\" 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=\"\u30b9\u30d7\u30e9\u30a4\u30f3\u30b7\u30e3\u30d5\u30c8\u4ed8\u304d\u30d7\u30e9\u30b9\u30c1\u30c3\u30af\u30ae\u30a2\">\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-67cd013\" data-id=\"67cd013\" 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-7569708 elementor-widget elementor-widget-heading\" data-id=\"7569708\" 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>\u30d7\u30e9\u30b9\u30c1\u30c3\u30af\u6b6f\u8eca\u306e\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u304a\u63a2\u3057\u306e\u5834\u5408\u3001\u304a\u624b\u4f1d\u3044\u3067\u304d\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u3069\u306e\u3088\u3046\u306a\u3054\u652f\u63f4\u304c\u5fc5\u8981\u304b\u304a\u77e5\u3089\u305b\u304f\u3060\u3055\u3044\u3002.<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-0c88463\" data-id=\"0c88463\" 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-7d53280 elementor-align-center elementor-mobile-align-justify elementor-widget elementor-widget-button\" data-id=\"7d53280\" 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\">\u898b\u7a4d\u4f9d\u983c<\/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>\u6b6f\u8eca\u691c\u67fb\u65b9\u6cd5\u306b\u304a\u3051\u308b\u5171\u901a\u6cd5\u7dda\u9577\u306e\u6e2c\u5b9a 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href=\"https:\/\/boyanmfg.com\/ja\/insights-gear-common-normal-involute-line\/\" rel=\"bookmark\">\u7d9a\u304d\u3092\u8aad\u3080 \u00bb<span class=\"screen-reader-text\">\u30ae\u30a2\u30fb\u30b3\u30e2\u30f3\u30fb\u30ce\u30fc\u30de\u30eb\u306e\u63a2\u6c42\uff1a\u30a4\u30f3\u30dc\u30ea\u30e5\u30fc\u30c8\u30fb\u30e9\u30a4\u30f3\u30fb\u30e1\u30ab\u30cb\u30af\u30b9\u3078\u306e\u6d1e\u5bdf<\/span><\/a><\/p>","protected":false},"author":1,"featured_media":8058,"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":93,"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-8014","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-manufacturing-knowledge"],"acf":[],"_links":{"self":[{"href":"https:\/\/boyanmfg.com\/ja\/wp-json\/wp\/v2\/posts\/8014","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/boyanmfg.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/boyanmfg.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/boyanmfg.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/boyanmfg.com\/ja\/wp-json\/wp\/v2\/comments?post=8014"}],"version-history":[{"count":0,"href":"https:\/\/boyanmfg.com\/ja\/wp-json\/wp\/v2\/posts\/8014\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/boyanmfg.com\/ja\/wp-json\/wp\/v2\/media\/8058"}],"wp:attachment":[{"href":"https:\/\/boyanmfg.com\/ja\/wp-json\/wp\/v2\/media?parent=8014"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/boyanmfg.com\/ja\/wp-json\/wp\/v2\/categories?post=8014"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/boyanmfg.com\/ja\/wp-json\/wp\/v2\/tags?post=8014"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}