Printing device for rice cake production

The utility model discloses a lettering device for rice cake production, which belongs to the technical field of food processing and comprises a fixing frame, a conveying belt is arranged in the fixing frame, groove-shaped guide rails are fixedly connected to the front side and the back side of the fixing frame, an adjusting frame is jointly slidably connected to the interiors of the two groove-shaped guide rails, and the adjusting frame is fixedly connected to the conveying belt. Two sliding mounting plates are arranged in the adjusting frame, sliding holes are formed in the side faces, close to each other, of the two sliding mounting plates, the interiors of the two sliding holes are jointly connected with a sliding rod in a sliding mode, a driving motor drives a transmission roller to rotate, the conveying belt conveys uncut rice cakes, the adjusting frame is arranged on the conveying belt, and the adjusting frame is arranged on the conveying belt. The adjusting frame is controlled to move, the rice cake m