Welding fixture for tapered roller bearing retainer

The utility model discloses a welding fixture for a tapered roller bearing retainer, which belongs to the technical field of bearing processing and comprises a deck plate, the upper surface of the deck plate is fixedly connected with the lower surfaces of two support frames respectively, the upper surfaces of the two support frames are fixedly connected with the lower surface of the same sliding plate, a sliding groove is formed in the sliding plate, and the sliding plate is fixedly connected with the deck plate. Two sliding blocks are connected into the sliding groove in a sliding mode, and the faces, away from each other, of the two sliding blocks are fixedly connected with the opposite faces of the two threaded rings correspondingly. According to the welding clamp for the tapered roller bearing retainer, the first lead screw, the clamping plate and the synchronous belt are arranged, the welding clamp can clamp and fix the retainer in the process of welding the retainer, and therefore the situation that the