Anchor head pressure drilling device and ground anchor vehicle with anchor head pressure drilling device

The utility model discloses an anchor head pressure drilling device, which comprises a sliding sleeve. The sliding sleeve is sleeved in a fixed sleeve in a sliding way, one end of the fixed sleeve is provided with a lug seat, the lug seat is provided with a pin shaft connecting hole, and the pin shaft connecting hole is hinged with a lifting arm assembly through a pin shaft; the sliding sleeve is fixedly connected with a motor and reducer assembly, the motor and reducer assembly is connected with a flange connecting pin through a involute spline shaft at the end of the motor and reducer assembly, and the flange end of the flange connecting pin is connected with an anchor rod connecting pin through a bolt; the fixed sleeve is provided with a long hole, and a sleeve connecting pin shaft is arranged in the long hole, is fixedly connected with the sliding sleeve and can slide along the long hole; and the sleeve connecting pin shaft is also connected with one end of a pressure cylinder, and the other end of the pr