机械电主轴类毕业设计论文

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1、机械电主轴类毕业设计论文目录第一章绪论··············································11.1本课题研究的意义···········································11.2国内外研究现状·············································21.2.1噪声分析与控制的提出·································31.2.2噪声分析与控制的发展···················

2、··············51.2.3高速电主轴噪声的研究现状·····························61.3本课题研究内容············································7第二章高速电主轴振动与噪声的产生和特征··················9502.1高速电主轴的振动分析·······································92.2.1高速电主轴的基本结构·································92

3、.2.2高速电主轴工作原理···································112.2.3高速电主轴振动产生的机理·····························122.2电主轴噪声产生的机理和特征·································132.2.1电磁噪声产生的机理和特征·····························132.2.2机械噪声产生的机理和特征·····························132.2噪声分析与控制中的声学基

4、础·································142.3.1声波的产生与声压·····································142.3.2声学波动方程·········································162.3.3声波的能量、声强和声功率·····························202.3.4声级·················································21第二章噪声测试技50术·

5、····································243.1概述······················································243.2噪声测量系统···············································253.3声压测量···················································263.3.1声级计···································

6、············263.3.2声压测量中的注意事项································263.4声强测量···················································273.4.1声强测量基本原理····································273.4.2声强测量的误差分析··································30第二章高速电主轴噪声的仿真分析·····················

7、····344.1Labview软件简介50···········································344.2测量点的布置···············································364.3测量过程···················································374.4测量结果的仿真分析·········································384.5结论···············

8、········································47第二章总结与展望·······································48参考文献·················································49致谢································