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[课设毕设论文] 机床主轴变速箱设计 沈阳工程学院课程设计 |
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机床主轴变速箱设计 沈阳工程学院课程设计 目录 第一章 课程设计的目的和内容 .............................................................................................. - 3 - 第二章 课程设计的步骤 .......................................................................................................... - 4 - 第一节 运动设计 .............................................................................................................. - 4 - 一、确定主轴转速级数 .............................................................................................. - 4 - 二、确定转速数列 ...................................................................................................... - 4 - 三、求出主轴转速级数Z .......................................................................................... - 4 - 四、确定结构式 .......................................................................................................... - 4 - 五、绘制转速图 .......................................................................................................... - 5 - 六、绘制传动系统简图 .............................................................................................. - 6 - 七、确定各变速组齿轮传动副的齿数 ...................................................................... - 7 - 八、核算主轴转速误差 .............................................................................................. - 8 - 第二节 传动零件的初步计算 .......................................................................................... - 9 - 一、求各轴的计算转速 .............................................................................................. - 9 - 二、传动轴直径的估算 ............................................................................................ - 10 - 三、齿轮模数的估算 .................................................................................................- 11 - 四、计算各齿轮的参数 ............................................................................................ - 12 - 五、确定各轴间距 .................................................................................................... - 13 - 六、带轮的选择 ........................................................................................................ - 13 - 七、片式摩擦离合器的计算 .................................................................................... - 14 - 八、主轴轴承 ............................................................................................................ - 15 - 九、主轴和齿轮的连接: ........................................................................................... - 16 - 十、润滑与密封 ........................................................................................................ - 17 - 十一、其它问题 ........................................................................................................ - 17 - 第三章 课程设计的验算 ........................................................................................................ - 17 - 一、直齿圆柱齿轮的强度验算 ................................................................................ - 17 - 二、主轴的弯曲刚度验算 ........................................................................................ - 21 - 三、主轴组件的静刚度验算 .................................................................................... - 21 - 四、滚动轴承的验算 ................................................................................................ - 24 - 设计小结 .................................................................................................................................... - 25 - 参考文献 .................................................................................................................................... - 26 -
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