It comprises a transfer unit for receiving the blanks; at least one stacking support for stacking blanks thereon; at least two industrial robots, said robots being arranged with respect to the transfer unit such that they are operable in at least an individual operating mode in which each robot picks a blank from the transfer unit in order to place it on a stacking support, and a joint operating mode in which a group of said robots act simultaneously on one and the same blank, to pick it from the transfer unit in order to place it on a stacking support; and robot control means adapted to operate the industrial robots in individual operating mode or in joint operating mode, depending on a parameter related to the size of the blanks, the weight of the blanks, the output rate from the blanking shear or press, and/or a combination thereof.