落料凹模的毕业设计范文

《落料凹模的毕业设计范文》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

1、长沙航空职业技术学院毕业设计（论文）题目落料凹模零件的加工工艺编制和工装设计系机械制造工程系专业数控技术班级数技0801姓名彭光指导教师唐立山2010年12月23日目录摘要································································1ABSTRACT·························································2第一章绪论······························

2、··························3第二章零件的建模··················································52.1建模前的准备···············································52.1.1UGNX3.0的安装方法简介·····························5　　2.1.2UGNX3.0操作界面简介·······························52.2零件的建模

3、·················································6第三章零件的工艺设计·············································163.1零件的分析················································163.1.1零件图·············································163.1.2零件工艺分析的意义··················

4、···············163.1.3零件工艺分析·······································173.2制定工艺过程··············································183.3确定装夹方案··············································193.4划分加工工步和安排加工顺序································193.5选择刀具············

5、······································213.5.1铣刀类型的选择·····································213.5.2铣刀参数的选择·····································213.6切削用量的选择············································223.6.1进给速度F的确定···································233.6.

6、2铣削速度Vc的确定··································243.6.3主轴转速n的确定···································25第四章零件的CAM加工·············································264.1毛坯及工件坐标系的建立····································264.2刀具的建立······································

7、··········274.3LLAM的零件加工···········································28第五章第20号工序夹具设计说明书··································315.1机床夹具简介··············································315.2准备阶段··················································315.3定位方案的确定及工件在夹

8、具中定位分析······················315.3.1定位方案确定·······································325.3.2工件在夹具中的定位分析·····························325.4夹紧方案及元件确定········································325.5定位误差的分析与计算······································33