The utility model belongs to the technical field of the papermaking equipment, concretely relates to paper machine doctor -roll trompil device. Including planer -type high pressure waterjet cutting device, still include a doctor -roll position control device, the 2nd position control device of doctor -roll, doctor -roll rotating device, a doctor -roll position control device is located one side ofthe minor face of planer -type high pressure waterjet cutting device, the 2nd position control device of doctor -roll is located the one side on the long limit of planer -type high pressure waterjetcutting device, the doctor -roll rotating device install on the doctor -roll position control device. The utility model discloses it is easy and simple to handle, saved and printed the doctor -roll expanded view in the traditional approach, the processing step of paper bag mark hole site on the doctor -roll blank will scheme again to the machining precision of this device is high, has improved theprocessing performance of doctor -roll greatly.