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超高转速齿轮箱轴承-转子系统性能分析及优化设计研究
Authors
刘春波
吴鲁纪
杨林杰
陈俊豪
Publication date
1 January 2021
Publisher
Editorial Office of Journal of Mechanical Transmission
Doi
Cite
Abstract
以可倾瓦轴承-转子系统为基础,仿真计算分析了轴承跨距、轴径及轴承相关参数对轴承-转子系统临界转速的影响,为高速齿轮箱轴承-转子的优化设计提供依据。研究表明,跨距的影响与转速关系密切;轴径超过54 mm后,影响可忽略;间隙比、支点偏移及预负荷系数对1阶、2阶临界转速的影响趋势基本相同,关系曲线分别为线性、对数和指数形式。根据分析结果,设计了60 000 r/min齿轮箱,轴承-转子系统通过空载试验,齿轮箱整体性能满足要求
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Last time updated on 06/04/2023