Cooling device for welding door plate

The utility model relates to the technical field of welding door plate cooling, and discloses a cooling device for a welding door plate, which comprises a welding seat and a welding mechanism, and the welding seat is provided with the cooling mechanism; the welding mechanism comprises a supporting block, a welding supporting plate and a rotating mechanical arm, and the rotating mechanical arm is provided with a welding head; the cooling mechanism comprises a moving part, a guide pipe part and a spray head pipe, and a spray head part is mounted on the spray head pipe; through the welding seat, the welding mechanism and the cooling mechanism, a welding supporting plate, a rotating mechanical arm and a welding head are matched to weld a door plate, a water pump, a spray head pipe and a spray head part are matched to cool the door plate, and a sliding part and a moving part are matched to adjust the position of the spray head part. The telescopic rod and the connecting rod are matched to adjust the position of th