A ground wire winding tool belongs to the technical field of ground wire arrangement equipment, and especially relates to a ground wire winding tool. The utility model provides a ground wire winding tool with the advantages of low labor intensity and standard ground wire winding. The ground wire winding tool of the utility model comprises a supporting base, and is structurally characterized in that the supporting base is provided with an inclined framework thereon, the inclined framework is provided with a first transverse plate and a second transverse plate which are arranged in parallel, the first transverse plate is arranged over the second transverse plate, a middle part of the first transverse plate is provided with a first vertical rod which is upward inclinedly, a middle part of the second transverse plate is provided with a second vertical rod which is upward inclinedly, and the inclined framework above the first transverse plate is provided with a third transverse plate.