Drilling device of valve head for cooking range

The drilling device is applied to machining of the valve head, the valve head comprises a main body and two supports connected to the main body, the main body is in a circular shape, a side plate is arranged on the periphery, away from the connecting end of a connector, of the main body in a surrounding mode to form a positioning groove, and the supports are provided with through holes. The drilling device of the valve head for the cooking range comprises a base, a fixing seat, a positioning plate and a drilling assembly. The fixing seat is connected to the base, a positioning column is arranged on the side wall of the fixing seat, and the positioning groove is inserted into the positioning column to position and install the valve head. The positioning plate is connected to the base and located on the side, close to the positioning column, of the fixing base, two positioning holes are formed in the positioning plate, and the two positioning holes and the two supports are flush with each other on the horizonta