| abstract |
The invention relates to a device (100) for processing a metal part (1) having an outer surface (1-1), comprising: a chamber (11); a vibration module (12), comprising means for generating at ultrasonic frequencies A generator (12-1) for electrical signals, a converter (12-2) for converting the electrical signals into mechanical vibrations, the mechanical signals are transmitted to an ultrasonic generator (12-4), an ultrasonic generator ( 12-4) is placed in the chamber, facing the outer surface of the metal part; the projectile (13), placed in the chamber, is used to impact the outer surface of the metal part, the projectile is moved by the vibration of the sonotrode, and its Contains a number of abrasive media that, when moved by the vibration of the sonotrode, introduce residual stress and improve the surface condition of metal parts. |