烟灰缸成型设计及加工工艺技术.doc

毕业设计（论文) 题目：烟灰缸成型设计及加工工艺 学 院： 工业制造与管理 专 业： 　 机械制造与自动化 　 班 级： 2011级三班 　　 姓 名： 学 号： 指 导 教 师： 2013年12月11日  目录 一、绪论·································································2 二、零件图形分析 2.1零件图形分析························································3 三、工艺内容分析 3.1加工精度分析························································5 3.2毛胚、余量分析 ·····················································5 3.3设备的选择··························································5 3.3.1机床的选择······················································5 3.3.2夹具的选择······················································6 3.3.3刀具的选择······················································6 3.4定位基准的选择······················································8 3.5加工工艺的安排······················································8 3.5.1加工方案的制定··················································8 3.5.2加工路线的选择··················································9 3.5.3走刀路线图······················································9 3.6切削用量的选择······················································14 3.6.1主轴转速的确定··················································14 3.6.2进给速度的确定··················································14 3.6.3背吃刀量的确定··················································15 3.6.4冷却液的选择····················································15 3.7编写工艺文件························································15 四、程序的编制 4.1程序编制····························································27 五、结论 六、致谢 一、绪 论 数控加工是机械制造中的先进加工技术，它的广泛使用是制造业实现自动化、柔性化、集成化生产的基础。近年来，数控加工和数控设备的应用呈突飞猛进的趋势。包括以组合机床为主大量生产方式出现的，机床都在向以数控设备为主的生产方式转变。社会上对掌握数控技术的人才需求越来越大，在我们学院数控设备的更新的速度也越来越快。有关数控加工工艺要在一些典型零件的加工中体现出来，本设计说明书是针对这些情况而编写说明书的。 本设计说明书面是根据我们数控专业学生所需掌握的知识及技术要求编写的，它突出了数控加工的特点，零件在加工过程中的工艺性特点。巩固和