数控铣削加工工艺分析 数控加工工艺毕业论文

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1、毕业设计（论文）题目名称：数控铣削加工工艺分析毕业设计（论文）任务书题目名称数控铣削加工工艺分析题目性质真实题目□虚拟题目学生学号4509040206指导教师杨晓东学生姓名王伟兵专业名称数控技术学生层次大专2011年11月4日毕业设计（论文）成绩考核表过程评分评阅成绩答辩成绩总成绩百分制等级制1、论文评阅教师评语建议成绩评阅教师签字：2010年月日2、毕业答辩专家组评语建议成绩答辩组长签字：年月日1、毕业设计领导小组推优评语组长签字：年月日摘要　世界制造业转移，中国正在逐步成为世界加工厂。美国、德国、韩国等国家已经进入工业化发展的高技术密集时代与微电子时代，钢铁、

2、机械、化工等重工业正逐渐向发展中国家转移。我国目前经济发展已经过了发展初期，正处于重化工业发展中期。　　未来10年将是中国机械行业发展最佳时期。美国、德国的重化工业发展期延续了18年以上，美国、德国、韩国四国重化工业发展期平均延续了12年，我们估计中国的重化工业发展期将至少延续10年，直到2015年。因此，在未来10年中，随着中国重化工业进程的推进，中国企业规模、产品技术、质量等都将得到大幅提升，国产机械产品国际竞争力增强，逐步替代进口，并加速出口。目前，机械行业中部分子行业如船舶、铁路、集装箱及集装箱起重机制造等已经受益于国际间的产业转移，并将持续受益；电站设备

3、、工程机械、床等将受益于产业转移，加快出口进程关键词:数控工业化发展数控加工工艺目录第一章数控机床的产生第1数控系统的发展········································1第二章数控机床的发展2.1数控系统的展··········································22.2机床的发展趋势·········································2第三章数控机床的分类3.1按加工工艺方法分类·····································43.1.1金属切削

4、类数控机床··············································43.1.2特种加工类数控机床··············································43.1.3板材加工类数控机床··············································43.2按控制运动轨迹分类·····································53.1.2点位控制数控机床················································

5、·53.2.2直线控制数控机床·················································53.2.3轮廓控制数控机床·················································53.3按驱动装置的特点分类···································63.3.1开环控制数控机床·················································63.3.2闭环控制数控机床································

6、·················73.3.3半闭环控制数控机床··············································73.3.4混合控制数控机床·················································7第四章数控车的工艺与工装削4.1合理选择切削用量·······································94.2合理选择刀具···········································94.3合理选择夹具·················

7、·························104.4确定加工路线··········································104.5加工路线与加工余量的联系·····························104.6夹具安装要点··········································10第五章程序首句妙用与控制尺寸精度的技巧5.1程序首句妙用G00的技巧································115.2控制尺寸精度的技巧··························

8、·····