SHEET BUNDLE BINDING DEVICE AND IMAGE FORMING APPARATUS EQUIPPED WITH THE SAME

• Main Authors: SAITO TAKASHI, KOMIYAMA DAIKI, KONDO ISAO
• Format: Patent
• Language: English; Japanese
• Published: 26.01.2017
• Subjects: BOOKBINDING; CINEMATOGRAPHY; CONVEYING; ELECTROGRAPHY; ELECTROPHOTOGRAPHY; FILES; HANDLING THIN OR FILAMENTARY MATERIAL; HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS,CABLES; HOLOGRAPHY; MAGNETOGRAPHY; PACKING; PERFORMING OPERATIONS; PERMANENTLY ATTACHING TOGETHER SHEETS, QUIRES OR SIGNATURES ORPERMANENTLY ATTACHING OBJECTS THERETO; PHOTOGRAPHY; PHYSICS; SPECIAL PRINTED MATTER; STORING; TRANSPORTING

PROBLEM TO BE SOLVED: To provide a sheet bundle binding device capable of easily separating a sheet bundle subjected to staple-less binding from crimping teeth.MEANS FOR SOLVING THE PROBLEM: A binding part can be easily separated from crimping teeth by: binding a corner part Sc of a sheet bundle Sb accumulated on a processing tray 24 by press-deforming the same with a space between crimping teeth 54 and 55 of a staple-less binder 51; and sending the sheet bundle a little in the sending direction by bringing a conveyance roller 48b into contact with an upper surface of the sheet bundle to apply a rotation action, with the corner part adhering to the crimping teeth as a center, to the sheet bundle.SELECTED DRAWING: Figure 9-2 【課題】針なし綴じ処理したシート束を圧着歯から容易に引き剥がすことができるシート束綴じ処理装置を提供する。【課題手段】処理トレイ２４上に集積したシート束Ｓｂのコーナー部Ｓｃを針なし綴じ装置５１の圧着歯５４，５５間で圧着変形させて綴じ処理した後、搬送ローラー４８ｂをシート束の上面に接触させて該シート束を搬出方向に少し送り出し、圧着歯に密着したコーナー部を中心とする回転動作をシート束に付与することによって、その綴じ部を圧着歯から容易に引き剥がすことができる。【選択図】図９−２