Napping device for paving cement road

The galling device comprises a galling device body, the right side of the galling device body is fixedly connected with a fixing pipe, a fixing rod is arranged in the fixing pipe, the right side of the fixing rod is fixedly connected with a fixing strip, a through opening is formed in the top of the right side of the fixing pipe, and a through hole is formed in the top of the right side of the fixing strip. A fixed box is fixedly connected to the interior of the through opening, a movable plate is slidably connected to the interior of the fixed box, and a supporting rod is fixedly connected to the left side of the movable plate. The galling device, the fixing pipe, the fixing rod, the fixing strip, the through opening, the fixing box, the movable plate, a supporting rod, a clamping block, a clamping groove, a connecting block, an elastic piece and a transmission rod are used in cooperation, and the problems that an operating rod of an existing galling device is inconvenient for a user to adjust, the heights o