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bevel gear backlash be measured at the pinion?","2022-07-27T15:17:59+09:00","2025-08-27T09:34:32+09:00",15,"gear-faq-detail-faq0024","歯車 - FAQ",null,"傘歯車バックラッシュ　バックラッシュピニオン側で測定","株式会社ニッセイの傘歯車バックラッシュ測定について説明します。","521","\u003Cp>Although backlash can be measured at the pinion, note that the value obtained at the pinion will differ from the value measured at the gear.\u003C/p>",{"topics_id":199,"ymd":185,"contents_type":186,"subject":200,"topics_flg":102,"open_flg":102,"regular_flg":4,"inst_ymdhi":188,"update_ymdhi":189,"topics_group_id":190,"contents_type_expand":165,"slug":201,"group_nm":192,"group_description":40,"contents_type_cnt":102,"contents_type_nm":76,"contents_type_slug":77,"contents_type_parent_nm":193,"category_parent_id":193,"contents_type_ext_col_01":40,"contents_type_ext_col_02":40,"contents_type_ext_col_03":40,"contents_type_ext_col_04":40,"contents_type_ext_col_05":40,"meta_keywords":202,"meta_description":203,"ext_col_03":204,"html":205},396,"What formula is used to calculate gear strength?","gear-faq-detail-faq0022","傘歯車強度計算　　グリーソン社強度計算式　　平歯車JGMA","株式会社ニッセイの強度計算式について説明します。","519","\u003Cp>With the exception of HRH gears, bevel gear strength is calculated using Gleason’s strength formula. HRH gear strength is calculated using a proprietary formula based on the results of in-house strength testing. Cylindrical gear strength is calculated using the JGMA strength formula. It should be noted the coefficients used in these calculations have been determined by NISSEI CORPORATION.\u003C/p>",{"topics_id":207,"ymd":185,"contents_type":186,"subject":208,"topics_flg":102,"open_flg":102,"regular_flg":4,"inst_ymdhi":188,"update_ymdhi":189,"topics_group_id":190,"contents_type_expand":165,"slug":209,"group_nm":192,"group_description":40,"contents_type_cnt":102,"contents_type_nm":76,"contents_type_slug":77,"contents_type_parent_nm":193,"category_parent_id":193,"contents_type_ext_col_01":40,"contents_type_ext_col_02":40,"contents_type_ext_col_03":40,"contents_type_ext_col_04":40,"contents_type_ext_col_05":40,"meta_keywords":210,"meta_description":211,"ext_col_03":212,"html":213},395,"Is there a difference in efficiency between forward and reverse rotation?","gear-faq-detail-faq0021","歯車正転逆転　　歯車効率差　CCW","株式会社ニッセイの正転逆転の効率差を説明します。","518","\u003Cp>Although there are slight differences depending on the particular product in question, in general pinion efficiency drops approximately 2% to 3% during counterclockwise rotation.\u003C/p>",{"topics_id":215,"ymd":185,"contents_type":186,"subject":216,"topics_flg":102,"open_flg":102,"regular_flg":4,"inst_ymdhi":188,"update_ymdhi":189,"topics_group_id":190,"contents_type_expand":165,"slug":217,"group_nm":192,"group_description":40,"contents_type_cnt":102,"contents_type_nm":76,"contents_type_slug":77,"contents_type_parent_nm":193,"category_parent_id":193,"contents_type_ext_col_01":40,"contents_type_ext_col_02":40,"contents_type_ext_col_03":40,"contents_type_ext_col_04":40,"contents_type_ext_col_05":40,"meta_keywords":218,"meta_description":219,"ext_col_03":220,"html":221},394,"Is it acceptable to use a backlash of 0?","gear-faq-detail-faq0020","バックラッシュ　　歯車バックラッシゼロ　 歯車バックラッシ0　　","株式会社ニッセイのバックラッシュについて説明します。","517","\u003Cp>As a rule, this value is not acceptable for metal gears running together due to factors such as individual gear precision, assembly precision, and thermal change.\u003C/p>",{"topics_id":223,"ymd":185,"contents_type":186,"subject":224,"topics_flg":102,"open_flg":102,"regular_flg":4,"inst_ymdhi":188,"update_ymdhi":189,"topics_group_id":190,"contents_type_expand":165,"slug":225,"group_nm":192,"group_description":40,"contents_type_cnt":102,"contents_type_nm":76,"contents_type_slug":77,"contents_type_parent_nm":193,"category_parent_id":193,"contents_type_ext_col_01":40,"contents_type_ext_col_02":40,"contents_type_ext_col_03":40,"contents_type_ext_col_04":40,"contents_type_ext_col_05":40,"meta_keywords":226,"meta_description":227,"ext_col_03":228,"html":229},392,"Is the allowable transfer torque for bevel gears calculated on a bending or contact pressure basis?","gear-faq-detail-faq0018","傘歯車トルク　　曲げ基準　　面圧基準","株式会社ニッセイの伝達許容トルクについて説明します。","515","\u003Cp>Allowable torque values are calculated on both a bending and contact pressure basis, and the lower of the two values is used.\u003C/p>",{"topics_id":231,"ymd":185,"contents_type":186,"subject":232,"topics_flg":102,"open_flg":102,"regular_flg":4,"inst_ymdhi":188,"update_ymdhi":189,"topics_group_id":190,"contents_type_expand":165,"slug":233,"group_nm":192,"group_description":40,"contents_type_cnt":102,"contents_type_nm":76,"contents_type_slug":77,"contents_type_parent_nm":193,"category_parent_id":193,"contents_type_ext_col_01":40,"contents_type_ext_col_02":40,"contents_type_ext_col_03":40,"contents_type_ext_col_04":40,"contents_type_ext_col_05":40,"meta_keywords":234,"meta_description":235,"ext_col_03":236,"html":237},390,"What order of assembly is recommended for spiral bevel gears and hypoid gears?","gear-faq-detail-faq0016","スパイラルベベルギア　　ハイポイドギア　　組み付け手順","株式会社ニッセイの推奨組み付け手順について説明します。","513","\u003Cp>These gears should be assembled using the following procedure:, contact pattern adjustment, backlash adjustment, break-in operation, and normal operation.\u003C/p>",{"topics_id":239,"ymd":185,"contents_type":186,"subject":240,"topics_flg":102,"open_flg":102,"regular_flg":4,"inst_ymdhi":188,"update_ymdhi":189,"topics_group_id":190,"contents_type_expand":165,"slug":241,"group_nm":192,"group_description":40,"contents_type_cnt":102,"contents_type_nm":76,"contents_type_slug":77,"contents_type_parent_nm":193,"category_parent_id":193,"contents_type_ext_col_01":40,"contents_type_ext_col_02":40,"contents_type_ext_col_03":40,"contents_type_ext_col_04":40,"contents_type_ext_col_05":40,"meta_keywords":242,"meta_description":243,"ext_col_03":244,"html":245},389,"Is a self-locking mechanism available on HRH gears?","gear-faq-detail-faq0015","HRHギア　セルフロック機構","株式会社ニッセイのHRHギアのセルフロックについて説明します。","512","\u003Cp>Yes (at 1/45 and higher). However, because the effectiveness of the mechanism is affected by factors such as machining precision and the lubricating oil used, the self-locking mechanism should be supplemented by an additional control device for applications that require full reversal prevention.\u003C/p>",[],[],{"category_id":249,"category":250,"list":253,"errors":357,"messages":358},"36",{"category_nm":79,"parent_id":40,"memo":40,"topics_group_id":178,"category_weight":147,"ext_col_01":40,"ext_col_02":40,"ext_col_03":40,"ext_title":40,"open_flg":99,"ext_col_04":40,"ext_col_05":40,"slug":80,"topics_category_ids":251,"category_nms":252,"child_level":102,"category_id":249},[249],[79],[254,262,270,277,285,293,301,309,317,325,333,341,349],{"topics_id":255,"ymd":185,"contents_type":256,"subject":257,"topics_flg":102,"open_flg":102,"regular_flg":4,"inst_ymdhi":188,"update_ymdhi":258,"topics_group_id":190,"contents_type_expand":165,"slug":259,"group_nm":192,"group_description":40,"contents_type_cnt":102,"contents_type_nm":79,"contents_type_slug":80,"contents_type_parent_nm":193,"category_parent_id":193,"contents_type_ext_col_01":40,"contents_type_ext_col_02":40,"contents_type_ext_col_03":40,"contents_type_ext_col_04":40,"contents_type_ext_col_05":40,"meta_keywords":40,"meta_description":40,"ext_col_03":260,"html":261},385,36,"What are the application examples of your gear product?","2026-04-27T09:00:56+09:00","gear-faq-detail-faq0011","508","\u003Cp>See examples of application in \u003Ca href=\"/en/product/gear/\">\"Custom-order gear\".\u003C/a>\u003C/p>",{"topics_id":263,"ymd":185,"contents_type":256,"subject":264,"topics_flg":102,"open_flg":102,"regular_flg":4,"inst_ymdhi":188,"update_ymdhi":189,"topics_group_id":190,"contents_type_expand":165,"slug":265,"group_nm":192,"group_description":40,"contents_type_cnt":102,"contents_type_nm":79,"contents_type_slug":80,"contents_type_parent_nm":193,"category_parent_id":193,"contents_type_ext_col_01":40,"contents_type_ext_col_02":40,"contents_type_ext_col_03":40,"contents_type_ext_col_04":40,"contents_type_ext_col_05":40,"meta_keywords":266,"meta_description":267,"ext_col_03":268,"html":269},388,"What is the efficiency of HRH?","gear-faq-detail-faq0014","歯車効率　歯数比　ネジレ角","株式会社ニッセイのHRH以外の効率について説明します。","511","\u003Ctable style=\"border-color: #c23434; width: 569px; height: 122px; background-color: #ccc6c6;\" border=\"1\">\u003Ctbody>\u003Ctr style=\"height: 14.08px;\">\u003Ctd style=\"border-color: #000000; width: 101.89px; height: 14.08px; text-align: center;\">spur gear\u003C/td>\u003Ctd style=\"width: 110.72px; height: 14.08px;\">helical gear\u003C/td>\u003Ctd style=\"width: 107.8px; height: 14.08px;\">straight bevel gear\u003C/td>\u003Ctd style=\"width: 96.96px; height: 14.08px;\">spiral bevel gear\u003C/td>\u003Ctd style=\"width: 117.63px; height: 14.08px;\">hypoid gear\u003C/td>\u003C/tr>\u003Ctr style=\"height: 24px;\">\u003Ctd style=\"width: 101.89px; height: 24px; text-align: center;\">95～98％\u003C/td>\u003Ctd style=\"width: 110.72px; height: 24px; text-align: center;\">94～97％\u003C/td>\u003Ctd style=\"width: 107.8px; height: 24px; text-align: center;\">95～98％\u003C/td>\u003Ctd style=\"width: 96.96px; height: 24px; text-align: center;\">93～95％\u003C/td>\u003Ctd style=\"width: 117.63px; height: 24px; text-align: center;\">89～92％\u003C/td>\u003C/tr>\u003C/tbody>\u003C/table>\n\n\u003Cbr>\u003Ch3 class=\"mds-F\">These values are guidelines. There are various factors such as the number of teeth, gear ratio, helix angle, and coefficient of friction,thus, it is unable to calculate a clear value for the efficiency. \u003C/h3>",{"topics_id":271,"ymd":185,"contents_type":256,"subject":272,"topics_flg":102,"open_flg":102,"regular_flg":4,"inst_ymdhi":188,"update_ymdhi":189,"topics_group_id":190,"contents_type_expand":165,"slug":273,"group_nm":192,"group_description":40,"contents_type_cnt":102,"contents_type_nm":79,"contents_type_slug":80,"contents_type_parent_nm":193,"category_parent_id":193,"contents_type_ext_col_01":40,"contents_type_ext_col_02":40,"contents_type_ext_col_03":40,"contents_type_ext_col_04":40,"contents_type_ext_col_05":40,"meta_keywords":274,"meta_description":40,"ext_col_03":275,"html":276},386,"Can straight bevel gears be ground?","gear-faq-detail-faq0012","ストレートベベルギア　歯研　ゼロールベベルギア","509","\u003Cp>No.\u003Cbr>\nZerol bevel gears, which offer equivalent performance to straight bevel gears, can be ground.\u003C/p>",{"topics_id":278,"ymd":185,"contents_type":256,"subject":279,"topics_flg":102,"open_flg":102,"regular_flg":4,"inst_ymdhi":188,"update_ymdhi":189,"topics_group_id":190,"contents_type_expand":165,"slug":280,"group_nm":192,"group_description":40,"contents_type_cnt":102,"contents_type_nm":79,"contents_type_slug":80,"contents_type_parent_nm":193,"category_parent_id":193,"contents_type_ext_col_01":40,"contents_type_ext_col_02":40,"contents_type_ext_col_03":40,"contents_type_ext_col_04":40,"contents_type_ext_col_05":40,"meta_keywords":281,"meta_description":282,"ext_col_03":283,"html":284},384,"What is a Zerol bevel gear?","gear-faq-detail-faq0010","ゼロールベベルギア　スパイラルベベルギア　ねじれ角0°","株式会社ニッセイのゼロールベベルギアについて説明します。","507","\u003Cp>A Zerol bevel gear is a bevel gear with a spiral angle of 0°.\u003C/p>",{"topics_id":286,"ymd":185,"contents_type":256,"subject":287,"topics_flg":102,"open_flg":102,"regular_flg":4,"inst_ymdhi":188,"update_ymdhi":189,"topics_group_id":190,"contents_type_expand":165,"slug":288,"group_nm":192,"group_description":40,"contents_type_cnt":102,"contents_type_nm":79,"contents_type_slug":80,"contents_type_parent_nm":193,"category_parent_id":193,"contents_type_ext_col_01":40,"contents_type_ext_col_02":40,"contents_type_ext_col_03":40,"contents_type_ext_col_04":40,"contents_type_ext_col_05":40,"meta_keywords":289,"meta_description":290,"ext_col_03":291,"html":292},383,"What is HRH?","gear-faq-detail-faq0009","HRH 　ハイレシオハイポイドギア　歯数比1/11","株式会社ニッセイのHRHについて説明します。","506","\u003Cp>HRH stands for high ratio hypoid gears, that is, gears with a gear ratio greater than 1/10\u003C/a>\u003C/p>",{"topics_id":294,"ymd":185,"contents_type":256,"subject":295,"topics_flg":102,"open_flg":102,"regular_flg":4,"inst_ymdhi":188,"update_ymdhi":189,"topics_group_id":190,"contents_type_expand":165,"slug":296,"group_nm":192,"group_description":40,"contents_type_cnt":102,"contents_type_nm":79,"contents_type_slug":80,"contents_type_parent_nm":193,"category_parent_id":193,"contents_type_ext_col_01":40,"contents_type_ext_col_02":40,"contents_type_ext_col_03":40,"contents_type_ext_col_04":40,"contents_type_ext_col_05":40,"meta_keywords":297,"meta_description":298,"ext_col_03":299,"html":300},382,"What is the shaft angle?","gear-faq-detail-faq0008","傘歯車軸角　軸角　ピニオンとギアの交わる角度","株式会社ニッセイの軸角について説明します。","505","\u003Cp>For bevel gears, the shaft angle refers to the angle at which the center lines of the pinion and gear intersect.\u003C/p>",{"topics_id":302,"ymd":185,"contents_type":256,"subject":303,"topics_flg":102,"open_flg":102,"regular_flg":4,"inst_ymdhi":188,"update_ymdhi":189,"topics_group_id":190,"contents_type_expand":165,"slug":304,"group_nm":192,"group_description":40,"contents_type_cnt":102,"contents_type_nm":79,"contents_type_slug":80,"contents_type_parent_nm":193,"category_parent_id":193,"contents_type_ext_col_01":40,"contents_type_ext_col_02":40,"contents_type_ext_col_03":40,"contents_type_ext_col_04":40,"contents_type_ext_col_05":40,"meta_keywords":305,"meta_description":306,"ext_col_03":307,"html":308},381,"What is MD (mounting distance)?","gear-faq-detail-faq0007","MD  マウンティングディスタンス　組み付け距離","株式会社ニッセイのMD（マウンティングディスタンス）について説明します。","504","\u003Cp>Distance from pitch apex to axial stop when a gear set is mounted. (H dimension in the catalog)\u003C/p>",{"topics_id":310,"ymd":185,"contents_type":256,"subject":311,"topics_flg":102,"open_flg":102,"regular_flg":4,"inst_ymdhi":188,"update_ymdhi":189,"topics_group_id":190,"contents_type_expand":165,"slug":312,"group_nm":192,"group_description":40,"contents_type_cnt":102,"contents_type_nm":79,"contents_type_slug":80,"contents_type_parent_nm":193,"category_parent_id":193,"contents_type_ext_col_01":40,"contents_type_ext_col_02":40,"contents_type_ext_col_03":40,"contents_type_ext_col_04":40,"contents_type_ext_col_05":40,"meta_keywords":313,"meta_description":314,"ext_col_03":315,"html":316},380,"What facilities and equipment does NISSEI CORPORATION operate?","gear-faq-detail-faq0006-html-2","歯切り盤　歯切り設備","株式会社ニッセイの保有設備について説明します。","503","\u003Cp>Please see the \u003Ca href=\"/en/gear/tec/\"> \"Introduction to our Facilities\" \u003C/a>page.\u003C/p>",{"topics_id":318,"ymd":185,"contents_type":256,"subject":319,"topics_flg":102,"open_flg":102,"regular_flg":4,"inst_ymdhi":188,"update_ymdhi":189,"topics_group_id":190,"contents_type_expand":165,"slug":320,"group_nm":192,"group_description":40,"contents_type_cnt":102,"contents_type_nm":79,"contents_type_slug":80,"contents_type_parent_nm":193,"category_parent_id":193,"contents_type_ext_col_01":40,"contents_type_ext_col_02":40,"contents_type_ext_col_03":40,"contents_type_ext_col_04":40,"contents_type_ext_col_05":40,"meta_keywords":321,"meta_description":322,"ext_col_03":323,"html":324},379,"What methods are available for improving gear precision?","gear-faq-detail-faq0005","歯研　ダイレクト歯研　CBN歯研","株式会社ニッセイの歯車精度向上について説明します。","502","\u003Cp>For cylindrical gears , gear grinding , and shaving are applied. For bevel gears , gear grinding and CBN gear grinding are applied.\u003C/p>",{"topics_id":326,"ymd":185,"contents_type":256,"subject":327,"topics_flg":102,"open_flg":102,"regular_flg":4,"inst_ymdhi":188,"update_ymdhi":189,"topics_group_id":190,"contents_type_expand":165,"slug":328,"group_nm":192,"group_description":40,"contents_type_cnt":102,"contents_type_nm":79,"contents_type_slug":80,"contents_type_parent_nm":193,"category_parent_id":193,"contents_type_ext_col_01":40,"contents_type_ext_col_02":40,"contents_type_ext_col_03":40,"contents_type_ext_col_04":40,"contents_type_ext_col_05":40,"meta_keywords":329,"meta_description":330,"ext_col_03":331,"html":332},378,"How is the precision of gears evaluated?","gear-faq-detail-faq0004","歯車制度　歯形　歯スジ","株式会社ニッセイの歯車精度の評価について説明いたします。","500","\u003Cp>For spur gears, precision is generally expressed by runout, profile tolerance, and lead tolerance. For bevel gears, precision is generally expressed by tooth contact pattern, and runout.\u003C/p>",{"topics_id":334,"ymd":185,"contents_type":256,"subject":335,"topics_flg":102,"open_flg":102,"regular_flg":4,"inst_ymdhi":188,"update_ymdhi":189,"topics_group_id":190,"contents_type_expand":165,"slug":336,"group_nm":192,"group_description":40,"contents_type_cnt":102,"contents_type_nm":79,"contents_type_slug":80,"contents_type_parent_nm":193,"category_parent_id":193,"contents_type_ext_col_01":40,"contents_type_ext_col_02":40,"contents_type_ext_col_03":40,"contents_type_ext_col_04":40,"contents_type_ext_col_05":40,"meta_keywords":337,"meta_description":338,"ext_col_03":339,"html":340},377,"What types of gears does NISSEI CORPORATION produce, and in what volume?","gear-faq-detail-faq0003","歯車生産　平歯車生産　傘歯車生産","株式会社ニッセイの歯車生産（月産数）について説明します。","498","\u003Cp>NISSEI CORPORATION produces at least 0.5 million cylindrical (spur and helical) and bevel gears each month(As of February 28,2022).\u003C/p>",{"topics_id":342,"ymd":185,"contents_type":256,"subject":343,"topics_flg":102,"open_flg":102,"regular_flg":4,"inst_ymdhi":188,"update_ymdhi":189,"topics_group_id":190,"contents_type_expand":165,"slug":344,"group_nm":192,"group_description":40,"contents_type_cnt":102,"contents_type_nm":79,"contents_type_slug":80,"contents_type_parent_nm":193,"category_parent_id":193,"contents_type_ext_col_01":40,"contents_type_ext_col_02":40,"contents_type_ext_col_03":40,"contents_type_ext_col_04":40,"contents_type_ext_col_05":40,"meta_keywords":345,"meta_description":346,"ext_col_03":347,"html":348},376,"How is the size of a gear expressed?","gear-faq-detail-faq0002","歯車の単位　モジュール　DP","株式会社ニッセイの歯車の大きさ（単位）について説明します。","497","\u003Cp>The units used to express gear size are the module (metric) and DP (English).\u003C/p>",{"topics_id":350,"ymd":185,"contents_type":256,"subject":351,"topics_flg":102,"open_flg":102,"regular_flg":4,"inst_ymdhi":188,"update_ymdhi":189,"topics_group_id":190,"contents_type_expand":165,"slug":352,"group_nm":192,"group_description":40,"contents_type_cnt":102,"contents_type_nm":79,"contents_type_slug":80,"contents_type_parent_nm":193,"category_parent_id":193,"contents_type_ext_col_01":40,"contents_type_ext_col_02":40,"contents_type_ext_col_03":40,"contents_type_ext_col_04":40,"contents_type_ext_col_05":40,"meta_keywords":353,"meta_description":354,"ext_col_03":355,"html":356},375,"What is a ratio?","gear-faq-detail-faq0001","レシオ　歯数比","株式会社ﾆｯｾｲの歯車基礎知識（レシオ）についてご説明します。　","495","\u003Cp>For gears, the ratio refers to the gear ratio (the ratio of the number of teeth on the pinion to the number of teeth on the ring gear ).\u003C/p>",[],[],1779928665786]