摘要..........................................................................................................................................1第1章齿轮零件的分析...........................................................................................................21.1齿轮的工作状态分析及工作条件.................................................................................21.2齿轮的结构分析............................................................................................................21.3齿轮技术条件分析.........................................................................................................21.3.1齿轮表面精度与粗糙度..........................................................................................21.3.2表面间的位置精度..................................................................................................31.3.3齿轮的其他技术要求..............................................................................................31.4齿轮材料的切削加工性.................................................................................................41.5齿轮零件图尺寸标注分析.............................................................................................41.6齿轮的加工工艺分析.....................................................................................................4第2章齿轮毛坯的设计...........................................................................................................52.1毛坯种类的确定............................................................................................................52.2毛坯的工艺要求............................................................................................................52.2.1毛坯加工余量与公差..............................................................................................52.2.2拔模斜度.................................................................................................................62.2.3圆角半径.................................................................................................................6第3章齿轮工艺规程设计.......................................................................................................83.1工艺路线的制定............................................................................................................83.1.1加工方法的选择......................................................................................................83.1.2加工阶段的划分......................................................................................................83.1.3定位基准的选择......................................................................................................93.1.4热处理工序的安排..................................................................................................93.1.5辅助工序的安排......................................................................................................93.2工艺规程的设计..........................................................................................................103.3有关工序机床、夹具、量具的选择说明...................................................................123.3.1机床的选择...........................................................................................................123.3.2切削刀具...
