1、 电火花线切割加工工艺参数选择 及优化试验 专 业： 机械设计制造及其自动化 学 生： 指导教师： 完成日期： 2012.5.15 II 摘要摘要 阐述了电火花线切割加工设备的组成部分、功能、工作原理及操作方法。论述了电火花线切割 加工的基本原理，通过对制作电极，准备实验设备，对不同材料进行一系列的电火花线切割加 工试验，对电参数进行在线测试，对加工件进行检测，对结果进行分析比较，优选参数，进行 对比工艺试验，得到最佳试验结果，以研究电火花线切割加工各种孔径小孔及三维型面的工艺 特性，即脉冲宽度、脉冲间隔、峰值电流等加工电参数对加工精度、表面粗糙度及效率的影响 规律，再进行分析、总结，形成可指
2、导实际加工的工艺文件。 关键词：关键词：电火花加工 线切割加工 参数优化 工艺 III Abstract Describes the electric spark wire-cutting processing equipment, the function, the part of the working principle and the method ofoperation. Discusses the basic principle of electric spark wire-cutting processing, through to make electrodes, ready
3、to experimental equipment of different materials for a series of edm wire-cutting processing experiment, with electric parameters for on-line test, to the product testing, the analysis of the results comparison, optimizing parameters, compared the process test, get the best test results to study edm
4、 wire-cutting processing all kinds of pore diameter holes and the 3 d model process characteristics, namely the pulse width and pulse interval, such as peak current JiaGongDian parameters on the surface roughness and machining precision and the influence law of efficiency, again carries on the analysis, the summary, forming a guide practical processing process documents. Keywords: EDM ，WEDM ，Parameter optimization，process 目录 摘要摘要. II Abstract III IV
