Paper packaging box surface printing device

The utility model discloses a paper packaging box surface printing device, which belongs to the technical field of printing, and comprises a base component, the base component has a sliding function, a position adjusting component is slidably connected above the base component, and the position adjusting component is provided with a positioning hole. One side of the position adjusting assembly is rotationally connected with the ink conveying assembly, the position adjusting assembly has a sliding function to change the position of the ink conveying assembly, and the ink conveying assembly can evenly push and smear ink. According to the utility model, the ink injection and spreading mode is changed through the ink conveying assembly, so that the ink can be uniformly spread, the ink can be uniformly added in the smearing process, the finally printed pattern is uniform in color and brightness, and the ink cannot be wasted. 本实用新型公开了一种纸质包装盒表面印刷装置，属于印刷技术领域，该纸质包装盒表面印刷装置，包括一种纸质包装盒表面印刷装置，包括基底组件，基底组件，基底组件具有滑动功能，基底组件的上方