Teaching device for a cutting die around patterns printed on a flat printing medium, cutting machine provided with such a device and method for implementing same

A control device for handling at least one tool (1) for cutting a flat printing medium (2) and/or a device (38) carrying the printing medium, this control device being fitted on a machine for cutting the printing medium (2) on which have been previously printed at least one pattern (3), this device implementing means of controlling means (29) of moving the cutting tool (1) and/or the carrying device based on a cutting program (6) relating to vector information, these control means comprising programming means associated with reading means (5) which are in turn associated with means (11) of recognizing information relating to an inscription previously printed on the medium, the control means comprising means (9) of learning the reading information (10) that are associated with means (7) of transcribing the reading information learned as vector information of movement of the cutting tool (1) and/or the device carrying the printing medium for creating the cutting program (6) on the fundamental basis of the reading information, characterized in that the recognition means (11) are associated with comparison means (14,18) between the reading information (10) and set-point information (15,19,e,d,D,C) previously stored in memory relating to the definition of the inscription (3,4) from a density of pixels and/or the framing of the inscription (3,4) from a relative position between at least two inscriptions (3,4).