Combined die with double guiding and positioning functions

A combined die with double guiding and positioning functions relates to the related field of dies and comprises a base, four lower outer guide pillar seats are fixedly arranged on the base in a front-back and left-right symmetrical mode, a lower outer guide pillar is fixedly arranged on each lower outer guide pillar seat, a sliding base plate is arranged on the four lower outer guide pillars in a sliding mode, and a lower outer guide pillar is fixedly arranged on the sliding base plate. Four upper outer guide column bases are fixedly arranged on the sliding base plate in a front-back and left-right symmetrical mode, each upper outer guide column base is in sliding connection with the corresponding lower outer guide column, by rotating an adjusting ring, a rotating gear is made to rotate, a double-thread lead screw is made to rotate, a bent plate is made to be tightened or loosened, and the bent plate is made to be tightened or loosened. Therefore, the accuracy of the guide pillar is adjusted, the guide pillar