数控机床操作与工艺编程毕业论文.doc

PAGE PAGE 32 河南农业大学 本科生毕业论文（设计） 题目 数控机床操作与工艺编程 学 院 机电工程学院 专业班级 0 8机制3班 学生姓名 罗建航 指导教师 何予鹏 撰写日期：2012年5月6日 摘 要 随着科学技术飞速发展和经济竞争的日趋激烈，机械产品的更新速度越来越快，数控加工技术作为先进生产力的代表，在机械及相关行业领域发挥着重要的作用，机械制造的竞争，其实质是数控技术的竞争。本次设计就是进行典型轴类零件的数控加工工艺与编程，侧重于该零件的工艺分析、加工路线的确定及加工程序的编制。并绘制零件图、加工路线图。其中零件工艺规程的分析是此次论文的重点和难点。本文主要设计内容有：运用三维设计软件设计复杂零件图；分析零件并制定加工工艺流程；运用数控编程代码编制该零件的数控加工程序；运用广州数控GSK980TDb车床进行加工操作。 关键词：数控加工；加工路线；数控编程；操作实践 CNC machine tool operation and Practice Abstract with the rapid development of science and technology and economic competition becomes more intense, mechanical product update speed faster and faster, CNC machining technology as a representative of advanced productive forces, in the machinery and related industry sector plays an important role, machinery manufacturing competitive, essentially CNC technology competition. This design is for typical shaft parts of CNC machining technology and programming, focuses on the part of the process of analysis, processing route and processing program. And draws a roadmap for parts, processing. where the part process analysis is the focus of this paper and difficulty. The text main design elements include: the use of three-dimensional design software design of complex parts drawing; analysis of parts and develop process; use of CNC programming code compiled the parts of NC machining program; the use of Guangzhou GSK980TDb CNC lathe processing. Key Words：NC machining; Processing route; NC programming; operation practice 目录 TOC \o 1-3 \h \z \u HYPERLINK \l _Toc325581251 HYPERLINK \l _Toc325581252 1 引言 PAGEREF _Toc325581252 \h 3 HYPERLINK \l _Toc325581253 1.1 数控技术的发展及趋势 PAGEREF _Toc325581253 \h 3 HYPERLINK \l _Toc325581254 1.2 数控车机床的基本结构 PAGEREF _Toc325581254 \h 4 HYPERLINK \l _Toc325581255 1.3 数控机床的优点 PAGEREF _Toc325581255 \h 5 HYPERLINK \l _Toc325581256 2 复杂轴零件的加工工艺设计 PAGEREF _Toc325581256 \h 5 HYPERLINK \l _Toc325