A device for transferring flat-folded and upright packaging sleeves to a further processing unit, in particular a filling machine for liquid or pasty products, wherein in each case a certain number of packaging sleeves are provided in an outer package and wherein the outer packages of the packaging sleeves are opened and removed. At least one gripper element may be disposed on a robot arm for transporting an outer package to a cutting and unpacking station, elements for cutting open and unpacking the packaging sleeves, at least one suction device for vacuuming away the cutting dust resulting from the cutting open and a gripping device for gripping the packaging sleeves released from the outer package and delivering these to the further processing unit are provided.