With the developed micro ECM system, the rotated micro spiral cathode is used in experiment and the result shows that the higher machining speed, better process stability and better roundness of the microhole are achieved.

• 在所研制的微细电解加工系统基础上,作者提出采用表面带螺旋槽的旋转微阴极进行电解加工,实现了高加工速度,并且加工稳定性更好,加工微孔圆度更高。