Polishing device for stone material processing

The invention discloses a polishing device for stone material processing. The polishing device comprises a shell. A conveying belt is horizontally installed in the shell. A plurality of clamping mechanisms are evenly distributed on the conveying belt. Each clamping mechanism comprises a pressing plate, a fixed plate and top plates, wherein the fixed plate is fixedly installed on the conveying belt, a plurality of telescopic rods are vertically and evenly distributed between the fixed plate and the pressing plate, the telescopic rods are sleeved with springs, hinge bases are arranged on the twosides of the fixed plate and rotationally connected with L-shaped connecting rods, one end of each L-shaped connecting rod is fixedly provided with the corresponding top plate, the other end of eachL-shaped connecting rod is rotationally connected with a slider, a slide groove is formed in the lower end face of the pressing plate, and the sliders are slidingly embedded in the slide groove. According to the polishing devi