| 摘要 |
<p>PROBLEM TO BE SOLVED: To suppress occurrence of deviation of a sheet on a sheet tray when feeding the sheet to the sheet tray while avoiding decrease in productivity of a result from post processing to a sheet bundle loaded on the sheet tray.SOLUTION: A sheet ejection device 1 comprises: a sheet tray 41 to which a sheet S is loaded; a conveying unit 2 for conveying the sheet S to feed to the sheet tray 41; an alignment unit 45, having a pair of alignment plates 51, 52 movable in a sheet width direction on the sheet tray 41, for aligning each sheet S by the alignment plates 51, 52; a staple unit 5 for performing staple processing to an aligned sheet bundle; a pair of reverse rollers 31 and a scraping roller 43 for ejecting the sheet bundle to which the staple processing is performed to an ejection table 6; and a control unit 7 for performing control so that, when the sheet S is loaded on the sheet tray 41, the loaded sheet S is moved in the sheet width direction by the alignment unit 45 to align each sheet S on the sheet tray 41 at a position to be moved before the next sheet S is fed.</p> |
