Bearing inner race puller

The utility model relates to a bearing inner race puller, its include that lead screw and cover are established on the lead screw and can about the weight of removal, the one end bilateral symmetry that the weight was kept away from to the lead screw is provided with first frustum and second frustum, first frustum and lead screw fixed connection, and second frustum and lead screw threaded connection, threaded connection has the screw on the lead screw between second frustum and the weight, a plurality of balls have been placed between first frustum side and the second frustum side. The hole -cutting workbench is advantageous in that structure is simple and function is practical. After bearing failure was loose, bearing inner race inlayed in equipment unable excision, used this moment the bearing inner race after will the damaging that this puller can be convenient to pull out in order more to renew the bearing. The utility model discloses the puller has improved labor efficiency greatly, has reduced the requi