The utility model belongs to the technical field of winding machines, and discloses an aluminum armor tape reel-dividing winding device. The aluminum armor tape reel-dividing winding device is mainly characterized by comprising a support body. A first rotation shaft is arranged at one end of the support body, a chuck is arranged on the first rotation shaft, a second rotation shaft is arranged at the other end of the support body, a rotary handle is arranged on the support body, the rotary handle and the second rotation shaft are fixed, an aluminum tape clamping groove is formed in the second rotation shaft, an aluminum tape baffle capable of moving along the second rotation shaft is arranged on the side, close to the support body, of the second rotation shaft, and an aluminum tape cutting mechanism is arranged between the first rotation shaft and the second rotation shaft. The end of aluminum armor tape is clamped in the aluminum tape clamping groove of the second rotation shaft, the rotary handle is rotated, the aluminum armor tape can be wound on the second rotation shaft, and when the aluminum armor tape is completely wound, the aluminum armor tape is cut off through an aluminum tape cutting mechanism, winding is smoothly carried out, dead turns do not exist, the aluminum armor tape can be tightly attached to wires when being wound, the technological requirements are met, and the working efficiency is improved.