Paper sheet conveying apparatus and image forming system

An image forming system comprising:

• an image forming apparatus configured to form an image on a paper sheet;
• and
• a paper sheet conveying apparatus connected to the image forming apparatus, the paper sheet conveying apparatus including:
• a first storage unit;
• a second storage unit;
• a first conveyance path used to convey a paper sheet to the first storage unit;
• a second conveyance path used to convey a paper sheet to the second storage unit;
• a conveyance unit configured to convey a paper sheet along the first conveyance path and the second conveyance path;
• a switching unit configured to switch a conveyance path of a paper sheet to one of the first conveyance path and the second conveyance path;
• a cutting unit provided on a side upstream from the switching unit in a paper sheet conveyance direction, the cutting unit being configured to cut a paper sheet at a cutting position;
• a detecting unit configured to detect an occurrence of a jam;
• and
• a control unit, when the detecting unit detects a jam in a paper sheet conveyed on the first conveyance path, configured to cut a part of the paper sheet, the part being positioned on a side upstream from the cutting position in the paper sheet conveyance direction, to a predetermined length with the cutting unit,
• switch a conveyance path of the paper sheet from the first conveyance path to the second conveyance path with the switching unit, and
• store the paper sheet cut to the predetermined length in the second storage unit through the second conveyance path with the conveyance unit.