Spring hook drilling clamp

The utility model discloses a spring hook drilling clamp which comprises a drilling frame, a lifting plate is rotationally installed on the side face of the top of the drilling frame through a movable rod, a top frame is movably installed on the top of the lifting plate through a fixed rod, an adjusting piece is fixedly installed on the inner side of the top frame, a first hydraulic cylinder is fixedly installed on the side face of the top of the top frame, and a second hydraulic cylinder is fixedly installed on the side face of the top of the top frame. A first hydraulic cylinder is installed on the bottom of the top frame, an output shaft of the first hydraulic cylinder penetrates through the top of the top frame and is fixedly connected with a push rod, a drill rod is installed at the bottom end of the push rod, and the side face of the bottom of the drilling frame is communicated with an air conveying pipe. A movable rod is installed on the inner side of a top groove formed in the top of a cross rod in th