焊接与切割设备的使用和维修(五十八)——埋弧焊机的安装、使用与维修

Usage and maintenance of welding and cutting machines(58)——Usage and maintenance of submerged arc welding machine

详细介绍了自动埋弧焊机特性控制电路、触发电路、晶闸管回路、焊车调速回路、起停控制电路,以及该类焊机的常见故障和原因分析。讲述了MZ-1-1000埋弧自动焊机的电气原理。

This paper introduces the control circuit, triggering circuit,SCR loop,welding tractor speed regulating loop,starting and stopping control circuit of automatic submerged arc welding machine in detail,as well as common breakdown and reason analysis about this kind of machine.It also describes the electrical principle of MZ-1-1000 automatic submerged arc welding machine.