The invention relates to an intelligent biding document stamp machine which comprises a base, a lifting rod A, a lifting rod B, a connector A, a connector B, a motor base A, a motor A, a middle rod A, a paper twisting wheel, a middle rod B, a sensor A, a sensor B, a sensor C, a sensor D, a sliding chute, a bookend, a lock nut A, a moving rod, a stamp device, a common seal fixing head, a lock nutB, a bearing A, a bearing B, a transmission shaft, a motor base B, a motor B, a middle wheel and a side wheel. The intelligent biding document stamp machine is integrated with an automatic stamp function, so that the efficiency is improved, and the labor intensity is reduced; the intelligent biding document stamp machine has an automatic paper twisting control function, and realizes closed-loop control during work, so that the working accuracy is high; the intelligent biding document stamp machine has a counting function so as to replace manpower for verifying and checking biding document pages during the stamp process; the intelligent biding document stamp machine has a seal detection function so as to be large in working range without dead corners; and the intelligent biding document stamp machine has a display function so as to be convenient to observe and work during work.