End face grinding device for pen point machining

The end face grinding device for pen point machining comprises a box body, the inner walls of multiple sides of the box body are each fixedly connected with two fixing rods, an objective table is fixedly connected between the fixing rods, two second sliding grooves are formed in the upper surface of the objective table, the two sides of the box body are rotationally connected with second threaded rods, and the second threaded rods are fixedly connected with the second threaded rods. One side of the second threaded rod is in threaded connection with a first clamping block and a second clamping block, a plurality of grooves are formed in one side of the first clamping block and one side of the second clamping block, second sliding blocks are fixedly connected to the bottoms of the first clamping block and the second clamping block, the second sliding blocks are in sliding connection with the second sliding grooves, and a hydraulic cylinder is fixedly connected to the inner wall of one side of the box body; one