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本文分析了等离子切割机的切割过程,并采用弧压采样的方式将采样电压经过信号处理后输入给单片机,由I/O口输出控制信号控制步进电机,从而实现数控等离子切割枪自动高低调节控制。
This paper analyzes the plasma cutting machine cutting process and the use of arc voltage sampling method of sampling voltage signal input to the microcontroller, the I / O port control signal output stepper motor control in order to achieve automatic control of plasma cutting gun height adjustment control.