Perforating tool for autoclaved aerated concrete block

The utility model discloses a tapping tool for autoclaved aerated concrete blocks, and relates to the technical field of concrete blocks. The device comprises a bottom plate, the upper surface of the bottom plate is fixedly connected with an installation column, the side wall of the installation column is fixedly provided with an air cylinder, the output end of the air cylinder fixes a movable plate through a coupler, the movable plate is in sliding connection with the side wall of the installation column, and the side wall of the movable plate is fixedly provided with a rotating motor. A drill bit is fixedly connected to the output end of the rotating motor through a coupler, a mounting frame is fixedly connected to the upper surface of the bottom plate, a workbench is slidably connected to the upper surface of the mounting frame through a moving mechanism, and a fixing plate is fixedly connected to the upper surface of the workbench. The hole opening device solves the problems that when an existing hole ope