Bag opening device for filling machine, comprises grab for gripping one part of bag and vacuum or suction system for gripping other part of bag before moving this grab and system apart

摘要

The device includes at least one grab (A, B) comprising two grippers (10a, 10b), at least one of which is rotatable so that a bag wall can be held between the two grippers. The grab is used to grip a first part of the bag and an engagement means is used to grip a second part of the bag, after which the bag and engagement means are moved apart in order to open the bag. The engagement means includes a vacuum and/or suction system.