Auxiliary measuring device for assembly height of roller bearing

The utility model discloses an auxiliary measuring device for the assembly height of a roller bearing, which relates to a measuring device and specifically comprises a fixing block, a fixing rod is fixedly welded on the side surface of the fixing block, a retainer ring is fixedly welded on the fixing rod, a bearing fixing device is mounted on the fixing rod, and a bearing is fixed between the retainer ring and the bearing fixing device. Two vertical first connecting rods are slidably installed on the fixing block, the top ends of the first connecting rods are fixedly connected with the two ends of the bottom face of a lifting plate respectively, a deflection instrument is fixed to the top face of the lifting plate, the two ends of the bottom face of each first connecting rod are fixedly connected with the two ends of the top face of a connecting plate respectively, and the middle of the connecting plate is in threaded connection with a lead screw. The top end of the lead screw is rotationally connected with t