目录1、概述····························································12、螺旋伞齿轮的作用················································23、螺旋伞齿轮的工艺性分析和技术要求分析····························34、螺旋伞齿轮加工工艺规程分析和设计································64.1、毛坯的选择与尺寸的确定和精度确定·························64.2、基准的选择和精度的确定···································64.3、工艺路线的拟定···········································74.4、确定各工序切削用量和加工余量·····························95、夹具的设计··················································135.1、夹具的工序尺寸分析·······································135.2、定位基准的选择和定位装置确定·····························135.3、夹具的装配图·············································156、心得体会························································167、参考文献························································171、概述通过在校期间对机械设计的学习，对轴类零件有了一定的认识.轴类零件设计是机械工程类专业学生完成本专业教学计划的一个极为重要的实践性教学环节，是使学生综合运用所学过的基本理论、基本知识与基本技能去解决专业范围内的工程技术问题而进行的一次基本训练.这对我们即将从事的相关技术工作和未来事业的开拓都具有一定意义而螺旋伞锥齿轮是组成机器零件的主要零件之,来进行运动及动力的传动， 螺旋伞锥齿轮的进展历程大致可分为两类,一类是齿轮行业确定了以圆弧齿制为主的进展方向，这期间圆弧齿制的加工机床主要来自进口，同时...
