Drilling machine tool with automatic positioning function

The drilling machine tool with the automatic positioning function comprises a machine tool body, a machining table, automatic positioning mechanisms, a drill bit and a pressing block, the machining table is fixed to the center of the interior of the machine tool body, and the automatic positioning mechanisms are all arranged at the positions, on the outer side of the machining table, of the interior of the machine tool body. Equally-spaced machine bases are fixed to the positions, on the outer side of the machining table, in the machine tool body, screw rods are rotationally installed at the center positions in the machine bases, guide rods are welded to the positions, on the two sides of the screw rods, in the machine bases, and the outer sides of the screw rods and the outer sides of the guide rods are sleeved with sliding blocks. The top end of the sliding block extends to the position above the machine base and is fixedly provided with a clamping plate, the drill bit is arranged above the machining table,