本科论文目 录摘要.........................................................................................................................ⅠAbstract....................................................................................................................Ⅱ引 言........................................................................................................................11 零件分析...............................................................................................................21.1 零件的用途.............................................................................................21.2 零件的结构工艺分析.............................................................................21.3 零件的生产类型.....................................................................................32 毛坯分析...............................................................................................................42.1 确定毛坯种类.........................................................................................42.2 毛坯的加工余量.....................................................................................42.3 绘制毛坯图.............................................................................................43 加工基准的确定及工艺路线的设计...................................................................63.1 定位基准的确定.....................................................................................63.1.1 选择粗基准..............................................................................63.1.2 选择精基准..............................................................................63.2 工艺路线的制定.....................................................................................63.2.1 选择表面加工方法..................................................................63.2.2 确定工艺过程中的加工方案..................................................63.2.3 工艺路线分析..............................
