High-speed paper mounting machine with protection function

The high-speed paper mounting machine with the protection function comprises a machine body formed by combining a paper feeding mechanism and a machining part, a conveying belt is arranged on the surface of the machining part, mounting frames are symmetrically installed on the top end face of the machining part, transmission shafts are fixed to the bottoms of the inner sides of the mounting frames, and the transmission shafts are connected with the conveying belt. A protection assembly is arranged on one side of one mounting frame; through the designed protection structure, paper is not prone to deviation when conveyed to the supporting plate through the conveying belt, the paper is prevented from falling to the ground from the conveying belt, the paper can be conveyed in a limited mode, the positions of the two protection rods can be movably adjusted according to the size of the paper, the applicability is improved, and the practical effect is good; through the designed cleaning assembly, impurities on the s