The invention relates to a grounding wire take-up and pay-off device, and belongs to the technical field of special methods or equipment for installation, maintenance, repair or disassembly of cablesor electric wires. The grounding wire take-up and pay-off device comprises a take-up and pay-off device and a fixing device; the take-up and pay-off device comprises a first rotary disc, a first circular pipe, a second rotary disc, a second circular pipe and a third rotary disc which are connected in sequence; the diameter of the second circular pipe is larger than the diameter of the first circular pipe; a first bolt is arranged in the center position of the outer side of the first rotary disc; a second bolt is arranged at the upper part of the first rotary disc; a third bolt is arranged in the center position of the outer side of the third rotary disc; the fixing device comprises a transverse shaft, and straight rods arranged at the two ends of the transverse shaft; circular rings are arranged at the tail ends of the straight rods; a round hole is formed in the center position of the upper side surface of the transverse shaft; and an internal thread is arranged in the round hole. Thedevice can carry out simple and safe take-up and pay-off of take-up and pay-off of grounding wires and throwing wires and prevent tangling of the grounding wires and the throwing wires.