To prevent occurrence of a binding displacement or a folding mark.
A sheet processing apparatus has conveying rollers 9, 10 for conveying sheets, and staple sheet ejection rollers 11; an edge-binding processing tray F for stacking sheets conveyed by rollers 9, 10, and 11; a reference fence 51 arranged at the edge-binding processing tray F, and aligning the sheet P1 by bringing a rear end of the sheet P1 into abutment; and an end face binding stapler S1 for binding processing to a sheet bundle PB stacked on the edge-binding processing tray F. The apparatus includes a reference fence moving mechanism T1 or a stapler moving mechanism adjustment T2 for adjusting a clearance (distance) d in a sheet thickness direction between a sheet mounting surface 51a of the reference fence 51 and a sheet sandwiching surface S1a of the edge-binding processing tray F.
TAMURA MASAHIRO
NAGASAKO HIDEYA
FURUHASHI TOMOHIRO
SUGIYAMA KEISUKE
SHIBAZAKI YUSUKE
YAMAMOTO KAZUYA
HOSHINO TOMOMICHI
NIIKURA YASUO
SUZUKI JUNYA
KONNO KAZUNORI
KUNIEDA AKIRA
WATANABE KENHIRO
YOSHIZAKI TOMOHIRO
NIIZUMA YOHEI
Akinari Tachibana