High-precision rotating stand column grinding tool

The utility model relates to the technical field of mechanical equipment, in particular to a high-precision rotating stand column grinding tool which improves the convenience of equipment use. The use stability of the equipment is improved; the processing effect of the equipment is improved; comprising grinding cutters and stand columns. The device comprises a base, a second side plate, a first side plate, a top beam, two clamps, a sliding block, a hydraulic cylinder and an installer, the second side plate and the first side plate are installed on the two sides of the upper end of the base respectively, the top beam is installed at the upper end of the second side plate and the upper end of the first side plate, and the two clamps are installed at the upper end of the base and the lower end of the top beam through bearings respectively. The stand column is located between the two clamps, a sliding rail groove is formed in the side end of the first side plate, the sliding block slides in the sliding rail groov