Intelligent drilling equipment for flange machining

The invention discloses intelligent drilling equipment for flange machining. The intelligent drilling equipment comprises a workbench, a power device, a clamping mechanism, a positioning mechanism, a conveying device and a control system. The power device comprises a support, a driving mechanism and a drilling mechanism. The driving mechanism comprises a driving box, a driving motor, a composite shaft, two driving screw rods and a first transmission structure; the drilling mechanism comprises a drilling box, a power shaft, a central gear, a plurality of drilling shafts, a side gear and a drill bit; the power shaft is in transmission connection with the composite shaft through a second transmission structure. The first transmission structure is arranged in the driving box, so that the two driving screws and the composite shaft are conveniently driven to rotate at the same time through one driving motor, meanwhile, pushing of the drilling box and drilling of a plurality of drilling shafts of the drilling box ar