Protective mechanism for welding repair of sintering pallet

The utility model relates to the technical field of sintering pallets, and discloses a protection mechanism for welding repair of a sintering pallet, which comprises a base, the left side of the top of the base is fixedly connected with a stand column I, the right side of the top of the base is fixedly connected with a stand column II, a lifting mechanism is arranged in the base, and the right side of the lifting mechanism is connected with a positioning mechanism. A locking mechanism is arranged in the positioning mechanism, the lifting mechanism comprises a motor, a double-end worm, a worm gear, a lead screw and a sliding block, the motor is fixedly connected to the left side in the base, the left end of the double-end worm is fixedly connected to the right end of an output shaft of the motor, and the worm gear is meshed with the left side of the front face of the double-end worm. According to the protection mechanism for welding repair of the sintering pallet, the pallet is fixed through the positioning me