SHEET PROCESSING DEVICE AND IMAGE FORMING DEVICE

摘要

PROBLEM TO BE SOLVED: To set resupplied staples for later instant action without repeating troublesome operations. SOLUTION: A sheet processing unit 203 for selectively processing sheets S ejected out from a copying machine body 201 includes a stapler that binds a bundle of sheets and can be refilled with staples used to bind a bundle of sheets, and a control system for controlling the operation of the stapler. On receiving staples resupplied, the stapler automatically sets them at an action place for later instant action of binding a bundle of sheets.