目录摘要................................................................3第 1 章 绪论.........................................................4滚动轴承故障诊断技术的开展现状..................................4滚动轴承故障诊断技术的开展趋势..................................6滚动轴承诊断根底................................................7滚动轴承的常见故障形式.......................................7滚动轴承的诊断方法...........................................8本课题的讨论意义和内容..........................................9第 2 章 滚动轴承振动机理..........................................11滚动轴承的根本参数.............................................11滚动轴承的典型结构..........................................11滚动轴承的特征频率..........................................112.滚动轴承的固有频率........................................13滚动轴承故障诊断常用参数.......................................14时间领域有量纲特征参数......................................14时间领域的无量纲特征参数....................................15频率领域的无量纲特征参数....................................16第 3 章 滚动轴承故障诊断实验系统及实验方案.......................17滚动轴承故障诊断实验系统.......................................17滚动轴承故障实验机械平台....................................18设备的组成:.................................................19设备的主要参数:.............................................19实验平台信号采集及故障诊断系统..............................21实验方案.......................................................23轴承的故障状态..............................................23实验步骤....................................................23第 4 章 实验的操作过程及数据的提取..................................25装拆轴承.......................................................25实验前期准备................................................25试机........................................................25拆卸并安装轴承.................................................
