... electricity conducting device, stande welding positioner is mainly composed of a working table, turning device, overturn device, electricity ... maintenance.4. The overturn device is mainly made up of an electric motor, cycloidal gear speed reducer, worm wheel speed ... machining to eliminate the welding stress deformation.Technical Parameters of HBJ Series Welding Positioner ModelHBJ-01HBJ-03HBJ-06HJB- ...