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本文介绍一种应用于IGBT逆变式点焊机的点焊控制器。论述了PWM电路、电流显示电路、程序时间调节控制电路等的工作原理。
This article describes a kind of spot welding controller used in IGBT inverter spot welder. Discusses the working principle of PWM circuit, current display circuit, program time adjustment control circuit and so on.