Cutting device of radial tire rubber strip cutting machine

The utility model relates to tire manufacturing equipment, and discloses a radial tire rubber strip cutting machine cutting device which comprises a base, a first cutting platform, a second cutting platform and a two-way motor. Two sets of first cutting platforms and second cutting platforms are symmetrically arranged on the left side and the right side of the top of the base correspondingly. A first rotating rod and a second rotating rod are respectively arranged right above the first cutting platform and the second cutting platform; the first rotating rod and the second rotating rod are thesame in structure and opposite in rotating direction, a plurality of sets of identical sliding rails are arranged on the surface of the second rotating rod and the surface of the first rotating rod atequal intervals, vertical cutting knives are slidably connected into the sliding rails, and the types of the cutting knives sliding in each set of sliding rails are different. The adhesive tape cutting device has the advantag