Perforated brick blank production mold

The utility model discloses a perforated brick blank production mold. The perforated brick blank production mold comprises a mold frame and a fixing mechanism, a bottom mold plate is movably inserted into an opening in the bottom of the mold frame, cylindrical inserting grooves which are symmetrical front and back are formed in the left side face and the right side face of the bottom mold plate correspondingly, hole forming columns which are evenly distributed are arranged on the upper surface of the bottom mold plate, a mold pressing plate is movably inserted into the upper end of the interior of the mold frame, and receding holes corresponding to the cylindrical inserting grooves one to one are formed in the bottom face of the mold pressing plate; the fixing mechanism comprises sliding cavities and inserting rods, the sliding cavities are symmetrically formed in the bottom ends of the left frame wall and the right frame wall of the mold frame front and back correspondingly, the inserting rods are slidably c