最大加工直径_Φ普通车床主轴箱部件设计课程设计任务书.doc
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目录
1.课程设计任务书·····························································4
2.绪论·······································································6
3．设计计算···································································6
3.1车床的规格系列和用处···················································6
3.2操作性能要求···························································7
4.主动参数参数的拟定·························································7
4.1 确定传动公比φ·························································7
4.2 主电动机的选择·························································7
5.变速结构的设计·····························································8
5.1 主变速方案拟定··························································8
5.2 变速结构式、结构网的选择·················································8
5.2.1 确定变速组及各变速组中变速副的数目································8
5.2.2 变速式的拟定······················································9
5.2.3 结构式的拟定······················································9
5.2.4 结构网的拟定······················································9
5.2.5 结构式的拟定·····················································10
5.2.6 结构式的拟定·····················································10
5.2.7 确定各变速组变速副齿数···········································11
5.2.8 绘制变速系统图···················································13
6.结构设计··································································13
6.1 结构设计的内容、技术要求和方案··········································13
6.2 展开图及其布置·························································14
6.3 I轴（输入轴）的设计······················································14
6.4 齿轮块设计·····························································14
6.5 传动轴的设计···························································15
6.6 主轴组件设计···························································16
6.6.1 各部分尺寸的选择·················································16
6.6.2 主轴材料和热处理·················································16
6.6.3 主轴轴承·················································
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