Backlash Control and the Fatigue Life Bench Test of Bevel Gears from Inter-axle Differential

The bevel gears are the core components of inter-axle differential. The reliability of the bevel gears will affect the differential function and transmission capacity between different drive axles. Focusing on improving the fatigue life of bevel gears from the point of gears' backlash control,...

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Main Authors: Zhao Long, Liu Hu, Zhang Lingxiao, Wang Hao
Format: Article
Language:zho
Published: Editorial Office of Journal of Mechanical Transmission 2023-01-01
Series:Jixie chuandong
Subjects:
Online Access:http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2023.07.006
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author Zhao Long
Liu Hu
Zhang Lingxiao
Wang Hao
author_facet Zhao Long
Liu Hu
Zhang Lingxiao
Wang Hao
author_sort Zhao Long
collection DOAJ
description The bevel gears are the core components of inter-axle differential. The reliability of the bevel gears will affect the differential function and transmission capacity between different drive axles. Focusing on improving the fatigue life of bevel gears from the point of gears' backlash control, the issue that the selection of backlash for bevel gears are ambiguous during the actual application is resolved. Adopting a modular design concept, establish a backlash control dimension chain, and propose a method of adding steps on the input shaft to accurately control the backlash of bevel gears; through the fatigue life test rig of the interaxle differential bevel gear, the optimal control range for the total backlash of the interaxle differential bevel gear is explored to be [0.30, 0.60] mm; it is known that the change in backlash has a significant impact on the contact fatigue life of bevel gears and the bending fatigue life of tooth roots, and reasonable backlash control can increase the contact fatigue life of tooth surfaces by 29%. The research provides theoretical and experimental basis for improving the fatigue life of bevel gears in the inter axle differential.
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spelling doaj.art-95c1d261413e47238441fb4231070fd92023-08-14T10:02:27ZzhoEditorial Office of Journal of Mechanical TransmissionJixie chuandong1004-25392023-01-0147354140048658Backlash Control and the Fatigue Life Bench Test of Bevel Gears from Inter-axle DifferentialZhao LongLiu HuZhang LingxiaoWang HaoThe bevel gears are the core components of inter-axle differential. The reliability of the bevel gears will affect the differential function and transmission capacity between different drive axles. Focusing on improving the fatigue life of bevel gears from the point of gears' backlash control, the issue that the selection of backlash for bevel gears are ambiguous during the actual application is resolved. Adopting a modular design concept, establish a backlash control dimension chain, and propose a method of adding steps on the input shaft to accurately control the backlash of bevel gears; through the fatigue life test rig of the interaxle differential bevel gear, the optimal control range for the total backlash of the interaxle differential bevel gear is explored to be [0.30, 0.60] mm; it is known that the change in backlash has a significant impact on the contact fatigue life of bevel gears and the bending fatigue life of tooth roots, and reasonable backlash control can increase the contact fatigue life of tooth surfaces by 29%. The research provides theoretical and experimental basis for improving the fatigue life of bevel gears in the inter axle differential.http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2023.07.006Inter-axle differential;Bevel gear;Backlash control;Fatigue life;Bench test
spellingShingle Zhao Long
Liu Hu
Zhang Lingxiao
Wang Hao
Backlash Control and the Fatigue Life Bench Test of Bevel Gears from Inter-axle Differential
Jixie chuandong
Inter-axle differential;Bevel gear;Backlash control;Fatigue life;Bench test
title Backlash Control and the Fatigue Life Bench Test of Bevel Gears from Inter-axle Differential
title_full Backlash Control and the Fatigue Life Bench Test of Bevel Gears from Inter-axle Differential
title_fullStr Backlash Control and the Fatigue Life Bench Test of Bevel Gears from Inter-axle Differential
title_full_unstemmed Backlash Control and the Fatigue Life Bench Test of Bevel Gears from Inter-axle Differential
title_short Backlash Control and the Fatigue Life Bench Test of Bevel Gears from Inter-axle Differential
title_sort backlash control and the fatigue life bench test of bevel gears from inter axle differential
topic Inter-axle differential;Bevel gear;Backlash control;Fatigue life;Bench test
url http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2023.07.006
work_keys_str_mv AT zhaolong backlashcontrolandthefatiguelifebenchtestofbevelgearsfrominteraxledifferential
AT liuhu backlashcontrolandthefatiguelifebenchtestofbevelgearsfrominteraxledifferential
AT zhanglingxiao backlashcontrolandthefatiguelifebenchtestofbevelgearsfrominteraxledifferential
AT wanghao backlashcontrolandthefatiguelifebenchtestofbevelgearsfrominteraxledifferential