Patent ID: 6751928
Filing Date: 2004-06-22
Classification: B31B

Abstract:
A spout insertion apparatus which inserts spouts into specified positions inside bags, wherein said spout insertion apparatus is comprised of:a plurality of spout holding members disposed at equal intervals on a circumference of a continuously rotating rotor so as to hold supplied spouts vertically in specified positions; a pair of holding members, a bag bottom receiving stand, and a chucking member which are respectively disposed beneath each of said spout holding members, said pair of holding members positioning and holding bet side edges of supplied bags, said bag bottom receiving stand supporting lower ends of said bags, and said chucking member opening mouths of said bags by applying suction from both sides; and a raising-and-lowering means which raises and lowers either one of said bag bottom receiving stand or said chucking member, or both of them, and wherein said spout holding members, the pair of holding members, the bag bottom receiving stand, and the chucking member are rotated together with the rotor; said pair of holding members set said bags upright; said raising-and-lowering means raises the lowers the bag bottom receiving stand and the chucking member when the rotor is rotated; said mouths of said bags with side edges of said bags being held by said holding members and lower ends of said bags being supported by said bag bottom receiving stand are opened from both sides by an application of suction by said chucking member; said bag bottom receiving stand and/or said chucking member are raised vertically with said mouths of said bags in an open state, so that said bags are raised to upper ends of sealing portion of spouts; and further comprising a raising-and-lowering means which raises and lowers said holding members, wherein said mouths of said bags with side edges of said bags being held by said holding members and lower ends of said bags being supported by said bag bottom receiving stand are opened from both sides by an application of suction by said chucking member, and said holding members and said bag bottom receiving stand and/or said chucking member are raised vertically with said mouths of said bags in an open so that said ha are raised to upper ends of said sealing portions of said spouts.