Positioning base for drilling hole in fire door hinge blade base

The invention discloses a positioning base for drilling holes in a fire door hinge blade base. The positioning base is characterized by comprising a bottom plate as well as a hole drilling mold plate, wherein a middle support block is arranged in the middle of the top side of the bottom plate; side support blocks are arranged on the left side and the right side of the middle support block on the top side of the bottom plate; a rear baffle plate is arranged on the rear side of the bottom plate; a top positioning plate is connected with the top of the rear baffle plate; a positioning hole is formed in the top positioning plate; a positioning screw rod is in threaded connection with the positioning hole; a positioning groove is formed at the position, corresponding to the positioning screw rod, at the top of the hole drilling mold plate; hole drilling positions are also arranged on the hole drilling mold plate.