Brick polishing device

The utility model relates to the technical field of brick production, and discloses a brick polishing device which comprises a machine frame, a feeding assembly and a discharging assembly, the feeding assembly and the discharging assembly are arranged at the two ends of the machine frame respectively, and the feeding assembly and the discharging assembly are arranged in parallel and collinear. A fixing assembly for fixing bricks, a pushing assembly for pushing the bricks from the feeding assembly to the discharging assembly and a polishing assembly for polishing the bricks are arranged on the rack, the fixing assembly is perpendicular to the pushing assembly, the polishing assembly is located over the fixing assembly, and the fixing assembly comprises a supporting plate fixedly connected to the rack; the two ends of the supporting plate are symmetrically provided with sliding grooves perpendicular to the material conveying direction of the feeding assembly and the material conveying direction of the dischargi