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一种接触区可调的曲线圆柱齿轮成形方法与理论验证
Authors
张学刚
王鹏飞
谢永春
Publication date
1 January 2022
Publisher
Editorial Office of Journal of Mechanical Transmission
Doi
Cite
Abstract
为了提升曲线圆柱齿轮副的啮合性能,提出了一种可调整齿面接触区的成形方法。首先,制定了调整齿面接触区的基本方案,即,大齿轮采用双刃面铣刀加工,小齿轮凹齿面和凸齿面分别采用半径可调的外刃和内刃面铣刀加工;其次,基于啮合理论,推导了齿轮副的齿面数学模型;然后,基于轮齿接触分析(Tooth contact analysis,TCA),建立了装配误差下齿面接触和传动误差的数学模型;最后,通过8组算例从理论上验证了所提出方案的可行性。研究结果表明,所提出的成形方法是可行的,调整刀盘曲率半径可形成任意长度接触区的齿轮副,较大的齿面接触区可以提升齿轮的力学性能,但是齿面接触区过大会增加传动误差的敏感性
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Last time updated on 06/04/2023