i录第一部分设计任务与调研........................................................11.毕业设计的主要任务........................................................11.2设计的思路和方案..............................................................11.2.2方案.........................................................................11.3与本课题相关的资料.......................................................11.4调研的目的和总结.........................................................31.4.1目的................................................................31.4.2总结................................................................3第二部分设计说明...............................................................42.1理论分析.................................................................42.2设计方案.................................................................52.2.1含沟槽阶梯轴零件图................................................52.2.2含沟槽阶梯轴零件图分析............................................52.2.3含沟槽阶梯轴的毛坯和材料..........................................62.2.3.1含沟槽阶梯轴的毛坯..................................................62.2.3.2含沟槽阶梯轴的材料..................................................72.2.4含沟槽阶梯轴的装夹................................................82.2.4.1定位基准的选择.......................................................82.2.4.2切削用量的选择.......................................................92.2.4.3加工刀具的选择......................................................142.2.4.4加工设备的选择......................................................192.2.5含沟槽阶梯轴的工艺路线...........................................202.2.5.1含沟槽阶梯轴的走刀路线.............................................202.2.5.2含沟槽阶梯轴加工工艺卡片...........................................24第三部分设计成果.............................................................273.1设计成果............................................................273.2.1技术指标...........................................................283.2.2性能特点..........................................................283.2.3优缺点.....................................