Title:
SHEET PROCESSING DEVICE AND ITS CONTROL METHOD
Document Type and Number:
Japanese Patent JP2020032643
Kind Code:
A
Abstract:
To reduce a collision noise generated when a tip of a fastening needle which penetrates through a sheet bundle collides with a clinch part.SOLUTION: In a sheet processing device, a fastening needle 203 is moved at a first speed from a prescribed position toward a sheet bundle PB containing a plurality of sheets, and the moving speed of the fastening needle 203 is, before the fastening needle 203 is brought into contact with the sheet bundle PB, lowered to a second speed v2 slower than the first speed v1, and the fastening needle 203 penetrates through the sheet bundle PB while moving the fastening needle 203 at the second speed v2, and, before a tip of the fastening needle 203 protruded from the sheet bundle PB butts against a clinch part 201, the moving speed of the fastening needle 203 is lowered to a third speed v3 slower than the second speed v2, and the fastening needle 203 is made to butt against the clinch part 201 while moving the fastening needle 203 at the third speed v3, to bend the tip of the fastening needle 203.SELECTED DRAWING: Figure 5
Inventors:
SAWANISHI YOSUKE
Application Number:
JP2018162092A
Publication Date:
March 05, 2020
Filing Date:
August 30, 2018
Export Citation:
Assignee:
CANON FINETECH NISCA INC
International Classes:
B27F7/19; B27F7/36; B42B4/00
Attorney, Agent or Firm:
Yasunori Otsuka
Yasuhiro Otsuka
Shiro Takayanagi
Shuji Kimura
Osamu Shimoyama
Nagakawa Yukimitsu
Yasuhiro Otsuka
Shiro Takayanagi
Shuji Kimura
Osamu Shimoyama
Nagakawa Yukimitsu