Reducer dismounting and maintaining platform

The utility model relates to the technical field of speed reducer maintenance, and discloses a speed reducer dismounting and maintaining platform which comprises a speed reducer fixing platform formed by a mounting panel and a plurality of supporting frames connected with a plurality of vertical supporting beams and transverse reinforcing beams in a supporting mode. A vertical supporting beam and a transverse reinforcing beam outside the supporting frame are made of angle iron or channel steel and have the stable characteristic, and a plurality of speed reducer mounting holes are formed in the top of the mounting panel, and each speed reducer mounting hole is composed of a via hole and connecting holes evenly distributed in the circumferential direction of the via hole. One side structure of a mounting flange of the speed reducer penetrates through the via hole, the mounting flange of the speed reducer can be fixed on the connecting hole, and a plurality of groups of speed reducer mounting holes are formed in