Gripper carriage control

US11975879B2 · kind B2 · utility

Assignee

• Multivac Sepp Haggenmüller Se & Co. KG · DE

Inventors

• Peter Buchberger · Waltenhofen, DE
• Patrick Jung · Roth, FR
• Claudia Zellner · Memmingen, DE

Key dates

• Filing date: Jan 14, 2022
• Grant date: May 7, 2024
• Expiry date: Feb 27, 2042

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B65B7/28
• WIPO field: Handling
• WIPO sector: Mechanical engineering

Abstract

Tray sealer, comprising a sealing station for sealing trays, an infeed belt for providing trays, an outfeed belt for transporting sealed trays away, a gripper device comprising a first gripper unit which is configured to pick up trays from the infeed belt and to position them for a sealing process within the sealing station, and comprising a second gripper unit which is configured to collect the trays sealed by way of the sealing station and to position them on the outfeed belt for being transported away, where the first gripper unit comprises a first carriage as well as a first gripper mounted thereon and the second gripper unit comprises a second carriage and a second gripper mounted thereon, a lifting mechanism for opening and closing the sealing station, as well as a control device for controlling a motion of the first carriage and the first gripper as well as for controlling a motion of the second carriage and the second gripper, where, during the opening of the lifting mechanism, the control device is configured to control a closing motion of the second gripper carried out transverse to the direction of production for collecting sealed trays from the sealing station as well a…