CQM6132型精密轻便型普通车床主传动设计VIP免费

1数控机床课程设计数控机床课程设计说明书设计题目：CQM6132 型精密轻便型普通车床 主传动设计院系：机械与交通工程系班级：学号：学生姓名：指导教师：设计日期：目录2数控机床课程设计设计工作量.......................................................4设计数据.........................................................4第一章引言.......................................................5第二章传动方案和传动系统图的拟定.................................62.1 确定最低转速及公比........................................62.2拟定传动方案：............................................62.3确定结构式（选用分支传动）................................72.4变速式的拟定..............................................72.5绘制转速图................................................72.6确定各变速组此论传动副齿数..............................122.7齿轮模数计算............................................14第三章主轴组件设计与主轴刚度验算...............................153.1.主轴的验算..............................................153.1.1外径尺寸 D......................................................................................153.1.2主轴孔径 d......................................................................................153.1.3支撑跨距 L......................................................................................153.1.4主轴最佳跨距 LO的确定..............................153.1.5主轴刚度演算......................................153.2轴承选择................................................193.3轴承端盖设计............................................20第四章总结.....................................................21参考文献.......................................................22数控机床课程设计3设计工作量1 .运动计算：根据给定的转速确定主传动的机构图、转速图、传统系统图、计算齿轮齿数；2 .动力计算：选择电动机型号，对主要零件（如带、齿轮、主轴、传动轴、轴承等）进行计算（初算和验算）；3 .编写设计计算说明书一份；4 .绘制下列图纸：① 机床主传动系统图和转速图（计算说明书中）；② 主轴箱部件展...