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分析了电火花成形机在加工过程中存在的稳定电弧放电烧伤工件的原因 ,研制了一种采用直线电机驱动的自动进给调节系统 ,避免了拉弧现象 ,提高了电火花成形机的加工能力。
The reason of EDM burn workpiece existing in the process of EDM was analyzed. An automatic feed adjustment system driven by linear motor was developed to avoid the arcing phenomenon and improve the machining ability of EDM .