Welding tool for TOSA tube shell

The utility model discloses a TOSA tube shell welding tool, and relates to the technical field of TOSA tube shells, the TOSA tube shell welding tool comprises a shell, the inner wall of the shell is fixedly connected with a guide roller, the outer surface of the guide roller is slidably connected with a square plate, a clamping mechanism is arranged at the position, located on the square plate, of the interior of the shell, and the clamping mechanism is fixedly connected with the shell. A transmission mechanism capable of enabling the square plate to move is arranged below the shell, hollow cylinders are fixedly connected to the two sides of the shell, connecting rods are slidably connected to the side walls of the hollow cylinders, and a force adjusting mechanism is arranged in each hollow cylinder. Through cooperation of the square plate, the guide roller, the transmission mechanism and the force adjusting mechanism, the TOSA tube shells can be welded together, after the TOSA tube shells are welded, the two