Combined type printing paper feeding platform

The utility model relates to a combined type printing paper feeding platform. The combined type printing paper feeding platform comprises a platform body, a paper rubbing roller, an arc front shell and a paper passing roller. The arc front shell is arranged on the front side of the platform body, and the upper edge corresponds to the upper surface of the platform body; the upper side surface of the paper passing roller corresponds to the upper surface of the platform main body; the platform main body comprises a platform cover plate and a negative pressure box; suction holes are densely distributed in the front of the platform cover plate; the back face of the platform cover plate is provided with a negative pressure groove corresponding to the air suction hole arrangement area. The top of the negative-pressure box is open and is matched and embedded into the negative-pressure groove; electric heating wires are uniformly distributed at the inner end of the negative pressure groove; a plurality of fans are uni