装配体零件铣加工工艺及程序编制系部：机械工程系班级：XXX姓名：XXX指导老师：XXX时间：XXXX年XX月XX日毕业设计（论文）任务书题目装配体零件铣加工工艺及程序编制专业数控技术学号姓名主要内容根据零件图样要求，完成零件数控铣加工。
零件图样详见附录一。
装配体中需要加工的零件共有三件：基座、滑块、转盘。
每个零件都有多个工位需要加工，要求完成这三个零件加工及程序编制等相关内容。
基本要求1、对零件图样进行工艺分析；2、拟定加工工艺路线、确定工艺方案并填写工艺卡片；3、确定工艺装备及切削参数；4、编写零件加工程序；5、程序验证、试运行及加工。
主要参考资料1、《机械加工工艺手册》第一册、第二册，孟少农主编，机械工业出版社；2、《西门子802D编程手册》，西门子公司资料；3、《金属切削原理与刀具》，陆剑中主编，机械工业出版社；4、《机械制造技术》，李华主编，高等教育出版社；等完成期限：指导教师签章：系主任(教研室主任)签章：年月日新疆机电职业技术学院学生开题报告表课题类型：（1）A—工程设计；B—技术开发；C—软件工程；D—理论研究；（2）X—真实课题；Y—模拟课题；Z—虚拟课题（1）、（2）均要填，如AY、BX等。
摘要数控铣加工在机械加工中占有非常重要的地位。
当前数控铣加工中，程序的编制大多采用CAM软件自动编程，但手工编程由于其短小精悍的特点，仍然具有很强的实际应用性。
本文以第四届全国数控大赛数控铣试题为例，详细叙述了数控铣加工工艺编制和程序编制的过程，以及变量编程的方法。
关键词数控铣加工编程目录绪论 (7)第一章基座加工 (9)1.1 图样分析 (10)1.2 加工路线 (11)1.3 工艺方案 (12)1.4 加工刀具 (14)1.5 切削参数 (16)1.6 工具、夹具、量具 (16)1.7 工艺卡编制 (17)1.8 加工条件 (17)1.9 走刀路线及程序 (18)1.10 程序检验、试运行及加工···································第二章转盘加工···············································2.1 图样分析··················································2.2 加工路线··················································2.3 工艺方案··················································2.4 加工刀具··················································2.5 切削参数··················································2.6 工具、夹具、量具··········································2.7 工艺卡编制················································2.8 加工条件··················································2.9 走刀路线及程序············································2.10程序检验、试运行及加工····································第三章滑块加工················································3.1 图样分析··················································3.2 加工路线··················································3.3 工艺方案··················································3.4 加工刀具··················································3.5 切削参数··················································3.6 工具、夹具、量具··········································3.7 工艺卡编制················································3.8 加工条件··················································3.9 走刀路线及程序············································3.10程序检验、试运行及加工····································第四章总结····················································参考文献······················································附录一零件图样··············································附录二机械加工工序卡········································绪论全国数控技能大赛每两年举办一次，是全国数控行业最高级别的比赛。