Limiting block with rubber buffer block

The utility model discloses a limiting block with a rubber buffer block. The limiting block comprises a frame body of a rectangular frame structure, a plurality of connecting columns arranged in the frame body, mounting holes formed in the connecting columns and a frustum-shaped rubber block, wherein the frame body is made from plastics, the periphery of the frame body is closed, and the upper and lower ends of the frame body are open; the connecting columns are fixedly connected with the inner wall of the frame body through rib plates; a circular hole is formed in the rubber block; the rubber block is fixedly arranged on the sidewall of the frame body after a screw penetrates through the circular hole. According to the limiting block, the frame body is of the frame structure made from plastics, so that the limiting block is light in weight; the frame body is arranged through the mounting holes in the connecting columns by virtue of threaded fastening pieces, and the connecting columns are fixedly connected with the frame body through the rib plates, so that a plurality of weight reduction grooves are formed in the frame body, and the weight is further reduced; the rubber block fixedly arranged on the outer side of the frame body can well function in buffering and damping, and is wear-proof, so that the service life of the limiting block is prolonged.