The invention discloses an aluminum tape winding device. The aluminum tape winding device comprises an upper die, a lower die and a positioning mechanism used for positioning the upper die and the lower die, wherein an aluminum strand is arranged between the upper die and the lower die, the upper die is provided with a first arc groove penetrating through the upper die, the lower die is provided with a second arc groove and a spiral guide groove used for guiding an aluminum tape, bottom faces of the first arc groove and the second arc groove are both concave column surfaces, the second arc groove and the spiral guide groove form coaxial step grooves, a step surface of the step grooves is a spiral surface, two ends of the step grooves penetrate through the lower die, and the step grooves and the first arc groove are concentric and are both close to two sides of the aluminum strand. The aluminum tape winding device has a simple structure, the aluminum tap realizes uniform and tight winding, and the aluminum tape is prevented from being wound on the aluminum strand.