建立了电火花放电加工的热力学传导模型,通过有限元仿真方法得出具有放电爆炸力的单次脉冲能够明显提高难加工材料蚀除量的结论。
The heat transfer model of the discharge has been established, and the removal rate could be significant promoted because of the explosion with the method of thermodynamic finite element analysis.
基于可重构机床模块化的设计方法,设计了一套可进行微细电火花加工和微细电解加工的多功能微细电加工系统。
According to the method of modular design of reconfigurable machine tool, a multifunctional system for micro electro-discharge machining (EDM) and electrochemical micromachining (EMM) was designed.
针对目前航空、航天等领域中日益广泛应用的硬质合金等材料出现的切削加工困难、电加工蚀除速度慢的问题,设计了带有放电爆炸力的电火花加工脉冲电源。
Based on the low removal rate of the material like cemented carbide in the space field by cutting and EDM, a pulse generator discharged with explosion is designed.
电火花线切割加工时工具(电极丝)和工件之间的放电电压是对放电加工过程进行实时检测的重要参数。
Voltage between tool and workpiece is an important parameter in the on line monitoring of wire electrical discharge machining (WEDM) process.
在电火花放电加工过程中,采用负极性加工时,工具电极的损耗主要是由于火花放电前几百纳秒出现的电子流对工具电极表面的轰击造成的。
In EDM process with tool as anode, tool wear is largely produced by electron current in gap during the frist hundreds nano seconds of the spark ignition.
简要介绍了电火花脉冲加工的现状、特点及加工原理;着重分析了放电加工中电参数对加工效率及加工精度的影响;定量分析了它们之间的相互影响。
It mainly analyses the influence of electrical parameters on the machining efficiency and precision in the course of electrical discharge, and analyses quantificationally the mutual influence of them.
由于气体介质放电加工是一种绿色加工工艺,因此该加工方法受到了国内外电加工研究领域学者的广泛关注,是电火花加工领域的研究热点之一。
The EDM based on gas is a green processing technology, so it is valued by researchers at home and abroad on the field of EDM, and it is one of the research focus on EDM.
超声电火花复合加工实质上就是在普通电火花放电加工的基础上,在工具电极或工件上叠加一个超声振动,以改善放电加工条件。
Virtually, ultrasonic vibration is added to tool electrode or workpiece electrode on the basis of EDM to improve the processing conditions in ultrasonic vibration assisted EDM process.
通过建立简易工艺数据库 ,该系统可适用于其它介质中的火花放电加工 ,有助于提高电火花气中放电加工自动化程度和开发智能化加工系统。
Through the establishment of the process database, the simulation system is applicable to electric discharge machining in other medium, it is a help to raise the automation of…
通过对电火花加工后工件表面粗糙度的测量,分析了各种电加工参数对表面粗糙度的影响。
With the measured surface roughness of workpiece, the paper analyzes the influences factors for the roughness with details.
通过对电火花加工后工件表面粗糙度的测量,分析了各种电加工参数对表面粗糙度的影响。
With the measured surface roughness of workpiece, the paper analyzes the influences factors for the roughness with details.
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