Wind power tower tube welding robot

The utility model discloses a wind power tower tube welding robot which comprises a robot body, and electric push rods are fixedly installed on the periphery of the top face of the robot body. An annular rail is fixedly installed at the top end of the upper push rod of the electric push rod, a sliding block is arranged at the top of the annular rail in a sliding mode, a U-shaped block is fixedly installed on one side of the top face of the sliding block, and a servo motor is fixedly installed on the other side of the top face of the sliding block; a welding head is fixedly installed in the middle of the U-shaped block, hollow boxes are fixedly installed on the two sides of the U-shaped block, and the middles of the hollow boxes are sleeved with illuminating lamps. According to the wind power tower tube welding robot, annular welding can be conducted on a wind power tower tube, the welding position can be adjusted, the problem that the welding efficiency is low is effectively solved, illumination can be conduc