Bearing roller positioning clamp

The utility model provides a bearing roller positioning fixture. The bearing roller positioning fixture comprises a base, a positioning platform, a telescopic device and a lifting mechanism, the positioning platform is placed on a top plate of the base; an arc-shaped groove for positioning the gravity center of the roller is formed in the positioning platform; the two sides of the arc-shaped groove are each provided with a clamping block for fixing the corresponding roller. The clamping blocks are arranged on the positioning platform and are in sliding connection with the positioning platform,the sides, away from the arc-shaped grooves, of the two clamping blocks are each provided with a telescopic device, the telescopic devices drive the clamping blocks to move on the positioning platform in the horizontal direction, the positioning platform is connected with the lifting mechanism, and the lifting mechanism drives the positioning platform to ascend and descend in the vertical direction. According to the bear