MEDIUM PROCESSING DEVICE AND IMAGE FORMATION SYSTEM

Japanese Patent JP2023172533

A

To provide a medium processing device which uniformizes binding strengths in different peeling directions.SOLUTION: A medium processing device includes a conveyance part for conveying a sheet-like medium in a conveyance direction, a tray capable of supporting a plurality of media conveyed by the conveyance part, and a crimp binding part for pressurizing and deforming N (N is integer of 2 or more) pieces of media supported on the tray at a binding position, and crimp binding the media, wherein the crimp binding part includes a large hole forming member for forming a large hole in M (M