设计简介
摘 要
文章的主要内容为手动气阀机械加工工艺规程及编程的设计,并在零件的编程中用到了G01直线插补命令、G02/G03圆弧插补指令；G81钻孔；M98调用子程序指令等。本篇毕业设计主要针对数控机床的加工及编程的介绍，对手动气阀部件进行工艺性分析，包括加工工艺的选择和制定，还包括各零件的程序的手工编制。本次设计的题目是手动气阀机械加工工艺规程及编程，重点在于对手动气阀类部件加工的工艺性和力学性能分析，对手动气阀类部件的加工工艺规程进行合理分析，对手动气阀类部件进行加工工艺的规程设计，包括了手动气阀部件的数控铣削加工和数控车削加工，并且介绍了数控加工工艺及数控编程。
关键词：手动气阀，编程，工艺，数控加工
ABSTRACT
The main content of the article for manual valve machining process planning and programming design and in parts of the programming used G01 linear interpolation command, G02/G03 circular interpolation commands; g81 drilling; M98 Call Subroutine instruction etc.. This graduation design mainly for CNC machining and programming introduction, the manual valve parts for process analysis, including the selection of processing and formulation, including all parts of the program manual preparation.
The topic of this design is the manual valve machining process planning and programming, the key lies in the opponent and pneumatic valve parts processing, the processing and mechanical properties analysis, the opponent and pneumatic valve parts processing procedures to rational analysis, the opponent and pneumatic valve parts for processing craft rules design, including the manual valve parts CNC milling and CNC turning, and introduced the NC machining process and CNC programming.
Key words：wind drive components， process，program，instruction
目录
摘 要 IThe main content of the article for manual valve machining process planning and programming design and in parts of the programming used G01 linear interpolation command, G02/G03 circular interpolation commands; g81 drilling; M98 Call Subroutine instruction etc.. This graduation design mainly for CNC machining and programming introduction, the manual valve parts for process analysis, including the selection of processing and formulation, including all parts of the program manual preparation.
The topic of this design is the manual valve machining process planning and programming, the key lies in the opponent and pneumatic valve parts processing, the processing and mechanical properties analysis, the opponent and pneumatic valve parts processing procedures to rational analysis, the opponent and pneumatic valve parts for processing craft rules design, including the manual valve parts CNC milling and CNC turning, and introduced the NC machining process and CNC programming.
Key words：wind drive components， process，program，instruction
目录
ABSTRACT II
第1章 绪论 1
1.1制造工业的重要性 1
1.2数控机床的介绍 1
1.3数控编程的介绍 2
第2章 零件结构工艺分析 3
2.1零件的分析 4
2.1.1零件的作用 6
2.1.2零件的尺寸工艺分析 8
2.2零件的主要技术要求 10
2.2.1内孔的精度及位置精度 12
2.2.2其他要求 15
2.3时间定额计算及生产安排 16
第3章 工艺规程设计 17
3.1选择定位基准 18
3.2选择加工设备和工艺设备 19
3.3机械加工余量、工序尺寸及公差的确定 19
第4章 数控加工工艺设计 20
4.1数控编程的定义及分类 20
4.1.1数控编程的定义 21
4.1.2数控编程的分类 21
4.1.3编程方法的选择 22
4.2编程原点的确定 24
4.3加工程序清单 24
第5章 结论与展望 25
5.1结论 25
5.2展望 26
参考文献 27
致谢 28
