Automobile bottom plate lower protection plate drilling mechanism with efficient positioning function

The utility model discloses an efficient positioning automobile bottom plate lower protection plate drilling mechanism which comprises a working table and a lower protection plate body, a positioning mechanism is arranged on the working table and comprises a mounting frame arranged above the working table, a drilling assembly is fixed to the bottom of the mounting frame, and an air pump is arranged on the top face of the mounting frame. The output end of the air pump is connected with a Y-shaped conveying pipe, the other end of the Y-shaped conveying pipe is connected with a barrel, the barrel extends into the mounting frame from the two sides, a telescopic spring, a piston disc and a sleeve rod are sequentially arranged in the barrel, the sleeve rod penetrates through a penetrating hole of the barrel to extend into the mounting frame, a mounting block is arranged on the sleeve rod, and an electric push rod is arranged in the mounting block. Pressing blocks are fixed to the ends of the electric push rods. Thr