Cable outer sheath stripping tool

The invention discloses a cable outer sheath stripping tool. The cable outer sheath stripping tool comprises an upper transverse groove, wherein a groove opening of the upper transverse groove faces downwards, a front wheel is rotatably arranged in the upper transverse groove by a front shaft, a rear wheel is further rotatably arranged in the upper transverse groove by a rear shaft, annular grooves are formed in peripheries of both of the front wheel and the rear wheel and are matched with a cable in a limiting way, a rotation shaft is further arranged in the upper transverse groove between the front wheel and the rear wheel by a lifting device and is arranged in parallel to the front shaft and the rear shaft, a round disc cutter is coaxially arranged on the rotation shaft and is corresponding to the annular grooves, and limiting rings are fixedly arranged at two sides of the round disc cutter. The cable outer sheath stripping tool has the advantages of reasonable structure, a cable outer sheath can be rapidl