Plate drilling device for water conservancy projects

The plate drilling device for the water conservancy project comprises a rack, a drilling device body and a clamping device, the drilling device body is installed above the rack, the rack is provided with a first driving mechanism used for driving the drilling device body to horizontally move, and a telescopic electric cylinder is arranged between the drilling device body and the first driving device; wherein the telescopic electric cylinder is used for driving the drilling device to move vertically, the drilling device comprises a base, a drill bit installed on the base and a buffer device arranged on the base, the clamping device is arranged below the drilling device, the clamping device comprises a fixing base and positioning bases arranged on the two sides of the fixing base, and the positioning bases are installed on the two sides of the fixing base in a sliding mode. And the positioning seat is connected with a second driving device for driving the positioning seat to move betweena position close to the