A ground wire unpacking is used for unpacking ground wires and comprises a rack, vertical shafts, a horizontal shaft, a spool and a wire coil holder, wherein the plurality of vertical shafts are arranged in the rack; wire coils of different specifications are placed on the different vertical shafts; the spool is fixed on the right side wall of the rack; the horizontal shaft is arranged above the spool; the wire coil holder is arranged on the horizontal shaft and comprises a fixed side plate, a connecting shaft and a movable side plate; a wire hole is eccentrically formed in the fixed side plate and is flush with the spool when at the lowest point; a side door is hinged to and mounted on the left side surface of the rack; a locking assembly is arranged between the side door and the rack and comprises a fixator, a bolt, a baffle and a spring; the open end of the fixator is fixed on the side door; the baffle is mounted in the inner chamber of the fixator in a sliding manner; the bolt is fixed on the baffle; and the spring is arranged between the baffle and the closed end of the fixator. The ground wire unpacking device can relieve the manual labor of workers and improve the working efficiency in manufacturing the ground wires.