Gear drilling equipment

The utility model discloses gear drilling equipment, and belongs to the technical field of gear drilling. One end of the lifting block is connected with a driving mechanism for driving the lifting block to lift; the rotating block is rotationally arranged at the bottom of the lifting block; the drill bit is arranged below the rotating block and connected with the rotating block through a connecting piece, and the drill bit can be detached through the connecting piece; and a placing plate. According to the gear drilling equipment, the lifting block is driven by the driving mechanism to ascend and descend, the drill bit and the rotating block are connected through the detachable connecting piece, then the drill bit and the rotating block can be separated, then the drill bit and the rotating block are connected through the connecting piece, and drill bits of different specifications can be replaced conveniently; and drill bits of different specifications can be placed in the placing grooves of different sizes in