SHEET PROCESSING DEVICE AND IMAGE FORMING DEVICE PROVIDED WITH IT

摘要

PROBLEM TO BE SOLVED: To provide a sheet processing device which improves discharged paper capacity of a loading device in an image forming device in which a paper feeding device and the loading device can be added to an image formation device main body as option. SOLUTION: When a sorter 3 is added to a device main body 1 provided with a paper feeding deck 2 as option or the paper feeding deck 2 is added to the device main body 1 provided with the sorter 3 as option, a storage tray 9 which can store sheet discharged from the sorter 3 is provided in a stacker 4 for supporting the sorter 3 to improve discharged paper capacity of the sorter 3 and make the stacker 4 function as a storage device as well as a support base.