Grinding machine for machining precise hardware standard parts

The utility model discloses a grinding machine for machining precision hardware standard parts, which relates to the technical field of grinding machines for machining standard parts and comprises a grinding machine body, grinding equipment is mounted in the grinding machine body, a sliding seat is arranged on the lower side of the grinding equipment, n-shaped sliding blocks are arranged on two sides in the sliding seat, and the n-shaped sliding blocks slide left and right in the sliding seat. And the inner side of the upper end of the sliding block is rotationally connected with a clamp block, and the outer side of the upper end of the sliding block is provided with a rod sleeve. The machining grinding machine is provided with the circular and polygonal slotting clamp blocks and the slots with various diameters, so that the machining grinding machine is adaptive to rapid and stable clamping of various cylinders with different sizes and bolt standards, and the machining grinding machine is provided with a rec