Negative plate grinding and polishing device

The utility model discloses a cathode plate grinding and polishing device which comprises a machine frame, a movable sliding table, an adjusting sliding block, a fine adjustment screw rod, a grinding roller, a belt wheel set, a power motor, a limiting switch, an emergency stop device and a control system. The power motor is fixedly installed on the upper portion of the rack, the adjusting sliding blocks are installed on the two sides of the rack respectively, the fine adjustment screw rods are installed on the adjusting sliding blocks, the grinding roller is installed between the adjusting sliding blocks, and the grinding roller and the power motor are connected through the belt wheel set; a movable sliding table is installed in the middle of the rack, and a limiting switch and an emergency stop device are installed on the rack. A control box is installed on the lower portion of the rack. According to the utility model, the grinding roller, the movable sliding table, the limit switch and the like are matched