There are many kinds of welding machines, including single point single function, single point double function and single point multi-function (this kind of welding machine also has only one welding head, and can be welded at any angle between 90 ° angle and 180 ° angle after changing the form of positioning plate). There are also two, three, four or even six spot welding machines and four corner welding machines. Different kinds of welding machines have different welding functions and work efficiency.
Welding machine is mainly divided into plastic welding machine and metal welding machine according to materials. Welding machine industry definition and classification analysis, the main technologies applied are: ultrasonic, high frequency, plasma, electrothermal, rotary and so on.