Navigation channel drilling machine

The utility model discloses a waterway drill, which comprises a machine frame, a drill and a sleeve which are installed on the machine frame, a traveling device and a braking device which are arranged on the machine frame (21), and a track (17) corresponding to the traveling device is arranged on a drilling and blasting boat. A sleeve clamp holder (12) corresponding to the sleeve (16) is installed on the machine frame (21), and a sleeve clamp holder compensating cylinder (13) corresponding to the sleeve clamp holder (12) is arranged on the machine frame (21). The utility model relates to a waterway drill which drives a track wheel through a hydraulic motor to ensure the drill to travel automatically, lifts the drill frame through a hydraulic ram, can perform the automatic drilling rod connection and disassembly, the sleeve unloading, the automatic braking, and can adjust the hoisting height of a hydraulic crane through the combined type drill frame. The utility model has the advantages that the operation is s