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机床主轴轴承摩擦生热特性分析
Authors
于浩
秦东晨
袁峰
陈江义
Publication date
1 January 2021
Publisher
Editorial Office of Journal of Mechanical Transmission
Doi
Cite
Abstract
为研究圆柱滚子轴承摩擦生热特性,构建了一种考虑了主轴-轴承装配过盈量、离心力以及配合表面粗糙度的拟静力学分析模型。应用局部法计算得到轴承各部件间的摩擦生热量,通过实例分析了不同工况条件以及润滑参数对摩擦生热的影响。结果表明,轴承转速及外载荷对摩擦生热量有较大影响,转速越高,摩擦生热量增长越明显;润滑油动力黏度或油气比例系数的增大,均使得轴承摩擦生热量出现增长的趋势
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Last time updated on 06/04/2023