U-shaped tension device suitable for oil delivery pump positioning bearing

The utility model discloses a U-shaped tension device suitable for an oil delivery pump positioning bearing, which comprises two pull claws, a tension lead screw, a tension nut and a connecting part,the two pull claws are respectively connected with the tension nut through the connecting part, and the tension lead screw is in screw-in connection with the tension nut in a threaded connection mode.The pull claw is designed to be of a U-shaped structure, and a connecting part is arranged on the pull claw. The tension lead screw is provided with a driving end with a plurality of edges, and the tension nut is provided with a clamping groove. The connecting part comprises an upper hook-shaped pressing piece, a lower hook-shaped pressing piece and a locking screw. The bearing assembling tool isreasonable in structure, ingenious in design, low in manufacturing cost, convenient to carry and easy to operate, damage to the positioning bearing in the assembling or disassembling process is avoided, and meanwhile the assem