Multifunctional device for prolonging service cycle of cathode roller

The utility model discloses a multifunctional device for prolonging the service cycle of a cathode roller, which comprises a crude foil engine shell, a system adding tank is arranged at the rear end of the crude foil engine shell, a fixing structure is arranged at the upper end of the crude foil engine shell, an anti-rotation frame is arranged on the rear side of the fixing structure, and a mounting structure is arranged on the rear side of the anti-rotation frame. A connecting block is arranged on the outer wall of the mounting structure, and an adjusting screw rod is mounted on the connecting block. The utility model relates to a multifunctional device capable of prolonging the service life of a cathode roller, which belongs to the field of cathode rollers and is characterized in that a cathode roller main body can be polished in the using process by arranging an adjustable polishing roller, so that the cathode roller main body can be polished under the condition that the cathode roller main body does not n