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高频群脉冲电化学加工中频率对极间间隙的影响
引用本文:吴高阳,张之敬,唐兴伦,王志芳. 高频群脉冲电化学加工中频率对极间间隙的影响[J]. 制造业自动化, 2006, 28(8): 19-21,40
作者姓名:吴高阳  张之敬  唐兴伦  王志芳
作者单位:北京理工大学,机械与车辆工程学院,北京,100081
摘    要:给出了脉冲电化学加工极间平衡间隙的数学模型,并据此讨论了高频群脉冲电化学加工中,电源主脉冲频率与平衡加工间隙的关系.在模拟结果中,极间平衡间隙与主脉冲频率则呈严格的线性关系,即随频率增加平衡间隙线性减小.并根据设计的硬币花纹工艺试验表明,选择较高的主脉冲频率,可获得较小的加工间隙,进而获得良好的表面质量.由此可得出结论:良好的加工质量来源于高频所带来的较小极间间隙.

关 键 词:高频群脉冲 电化学加工 主脉冲频率 极间平衡间隙
文章编号:1009-0134(2006)08-0019-03
收稿时间:2006-02-11
修稿时间:2006-02-11

The influence of frequency to the inter-electrode gap in high frequency group pulse electrochemical machining
WU Gao-Yang,ZHANG Zhi-jing,TANG Xing-lun,WANG Zhi-fang. The influence of frequency to the inter-electrode gap in high frequency group pulse electrochemical machining[J]. Manufacturing Automation, 2006, 28(8): 19-21,40
Authors:WU Gao-Yang  ZHANG Zhi-jing  TANG Xing-lun  WANG Zhi-fang
Affiliation:School of Mechanical and Vehicle Engineering, Beijing Institute of Technology, Beijing 100081, China
Abstract:The mathematical model of balanceable inter-electrode gap in high frequency group pulse electrochemical machining is presented. Based on the model, the relationship between the main pulse frequency of supply power and the balanceable inter-electrode gap is discussed. There is a strict linear relationship between the balanceable inter-electrode gap and the main pulse frequency in the simulation results. The balanceable inter-electrode gap linearly decreased with the increase of the main pulse frequency. It is indicated from the process experiment of coin figure that smaller gap and higher surface quality are obtained by choosing higher main pulse frequency. It is concluded that smaller inter-electrode gap resulting from higher frequency led to hi.qher machinina oualitv.
Keywords:high frequency group pulse   electrochemical machining   main pulse frequency   balanceable inter-electrode gap
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