... device... welding machineThis machine is mainly composed of gantry frame, weld arm and tool carriage, welding ... motor through decelerator. The moving speed of gantry frame can be adjusted by frequency converter according ... Welding arm and tool carriage are installed on gantry frame, on tool carriage there are a ... flux recovery machine are put on platform of gantry frame. Welding flux are flowed to welding ...