Double-shaft rotary speed reducer

The utility model discloses a biaxial revolution speed reducer, concretely relates to speed reducer technical field, including pitching box and horizontal box, pitching box is vertically installed in horizontal box through mounting rack, pitching box is equipped with pitching worm gear, pitching worm and pitching motor, pitching worm gear is engaged with pitching worm, pitching worm is engaged with pitching motor, pitching worm gear is engaged with pitching worm, pitching motor is engaged with pitching worm, pitching worm is engaged with pitching worm, pitching motor is engaged with pitching worm, pitching worm is engaged with pitching worm, pitching motor is engaged with pitching worm. The pitching motor provides power input to drive the pitching worm to rotate so as to push the pitching worm gear to rotate, the horizontal box body is provided with a horizontal worm gear, a horizontal worm and a horizontal motor, the horizontal worm gear is meshed with the horizontal worm, and the horizontal motor provides p