课程设计任务书·····························································42
绪论·······································································63．设计计算···································································63
1 车床的规格系列和用处···················································63
2 操作性能要求···························································74
主动参数参数的拟定·························································74
1 确定传动公比 φ·························································74
2 主电动机的选择·························································75
变速结构的设计·····························································85
1 主变速方案拟定··························································85
2 变速结构式、结构网的选择·················································85
1 确定变速组与各变速组中变速副的数目···
