It is roughly divided into manual spot welding machine and automatic spot welding machine.
Manual spot welding machine can be divided into: foot spot welding machine (AC pulse welding power supply), transistor spot welding machine (transistor power supply 6000, 8000, 10000A), DC spot welding machine (high frequency DC inverter power supply).
The automatic spot welding machine has: single-sided double-station automatic spot welding machine, pure electric double-sided spot welding machine, series-parallel automatic spot welding machine and so on.
