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齿轮剥落故障特征识别方法研究
Authors
吴胜利
简晓春
邢文婷
邵毅敏
Publication date
1 January 2019
Publisher
Editorial Office of Journal of Mechanical Transmission
Doi
Cite
Abstract
齿轮在啮合过程中,轮齿表面不可避免地会出现点蚀、剥落等故障,严重影响齿轮传动的稳定性和可靠性。基于齿轮时变啮合刚度模型和6自由度剥落故障齿轮动力学模型,研究了利用Matlab小波工具箱构造与信号对应的自适应小波的方法,阐明了振动信号的时频特征变化规律,并通过试验验证了构建自适应小波方法的正确性和对齿轮表面剥落缺陷识别的有效性,为在黑箱状态下有效识别齿轮缺陷以及分析缺陷尺寸提供了必要的理论基础和实践支撑
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Last time updated on 05/04/2023