毕业设计（论文）-车床支架机械加工工艺及夹具设计.doc

网络教育学院本科生毕业论文(设计) 题目: 车床支架机械加工工艺及夹具设计学****中心: 层次: 专科起点本科专业: 年级: 年春/秋季学号: 学生: 指导教师: 完成日期: 年月日车床支架机械加工工艺及夹具设计 I 内容摘要在机械制造批量生产中根据加工工件的工艺要求,合理地使用夹具是充分发挥通用机床的作用、保证产品质量、缩短辅助时间、提高劳动生产率、降低生产成本、减轻劳动强度的重要手段。同时,使用夹具还有助于工人掌握复杂或精密零件的加工质量及解决较为复杂的工艺问题等,因此,机床夹具在机械制造行业中占有十分重要的地位。本设计的内容包括: 一、绪论二、工艺规程设计,包括: ; ; ; ; ; ; 。三、夹具设计(见详图) 四、总结五、设计所参考的资料具体内容,见详细的设计说明书。关键词: 写作规范;排版格式;毕业论文车床支架机械加工工艺及夹具设计 II 目录内容摘要············································································································ I 引言············································································································· 1 1绪论············································································································· 2 2工艺规程设计······························································································· 3 年生产量和批量的确定·········································································· 3 零件分析······························································································· 3 毛坯余量和加工余量的确定··································································· 4 定位基准的选择: ·················································································· 5 工艺方案的确定····················································································· 6 工艺路线的拟定····················································································· 7 3夹具设计···································································································· 30 定位基准的选择·················································································· 31 定位元件选择······················································································· 31 夹紧元件的选择·················································································· 32 夹紧力的计算······················································································· 32 参考文献········