Canon Finetech Nisca Inc.

Nisca Corporation

Takuma Kobayashi

Eiji Fukasawa

Takashi Saito

Hisashi Osada

Ichitaro Kubota

Takahiro Nakano

Isao Kondo

Junya Nakajima

Kazuyuki Kubota

Hiroyuki Sorita

Hideyuki Kubota

Yuuki Kubota

Mamoru Kubo

Yusuke Mitsui

Seiji Ono

Hiroyuki Yamada

Toshiyuki Katsumata

Kenichi Yoshimura

In a case where a binding unit performs a binding process at the corner portion on a first end side in a width direction of the sheet in the second posture, an abutment operation of conveying the sheet and abutting the downstream end edge of the sheet in a conveyance direction against the abutment portion, and a shift operation of moving the sheet to a position where the sheet does not contact a back side surface of the binding unit when the binding unit is in the second posture, on a second end side in the width direction with respect to a position of the sheet conveyed to the placement portion are performed. Then a movable turning unit turns the binding unit from a first posture to the second posture, and the binding process is performed by the binding unit in the second posture.

Sheet processing apparatus and image forming system

A paper-made staple binds a sheet bundle subjected to folding processing by a folding blade and a folding roller. The paper-made staple includes a pair of leg portions inserted into the sheet bundle and then bent inward; and a connection portion that connects the leg portions in a staple longitudinal direction. The connection portion has, at an edge portion thereof, a cut in a direction crossing the longitudinal direction so as to correspond to a predetermined folding position of the sheet bundle for the purpose of facilitating the folding of the connection portion, and the cut is formed inward from the edge portion so as to have a substantially triangular shape and is provided on both edge portions of the connection portion of the paper-made staple.

Paper-made staple and paper-made staple assembly

A sheet cutting device includes a stage including a placement surface on which a to-be-cut sheet is placed; a strip-shaped fixed blade that is provided in one end portion of the stage; a movable blade that works together with the fixed blade to cut the sheet placed on the placement surface of the stage gradually from one end portion of the sheet to a different one end portion; and a support section that is located between the one end of the fixed blade and the other end in such a way as to be closer to a vertically downward side than the fixed blade and be closer to a vertically upward side than a bottom surface of a waste box placed closer to the vertically downward side than the fixed blade, to temporarily support part of a remnant generated after cutting by the fixed and movable blades.

Sheet cutting device

A sheet post-processing device includes a conveying section that conveys a paper sheet; a punch section that punches punch holes in the paper sheet conveyed by the conveying section; a stacker section that stores the paper sheet in which the punch holes are punched by the punch section; a binding section that binds a paper sheet bundle stored in the stacker section with a binding member; and a controller that controls the above sections. The controller selectively performs a ring binding mode and a direct binding mode. The ring binding mode is a mode in which punch holes are punched in the paper sheet by the punch section and then the binding member is made to penetrate the punch holes for binding. The direct binding mode is a mode in which the binding member is directly driven into the paper sheet bundle without punching the punch holes in the sheet.

Sheet post-processing device and image forming device provided with the sheet post-processing device

A sheet processing device performs saddle stitching binding a bundle of stacked paper sheets, and includes a stacker section temporarily stacking conveyed paper sheets substantially vertically; a stopper regulating the paper sheets stacked in the stacker section; a first binding section provided in the stacker and saddle-stitching a paper sheet bundle regulated by the stopper at a binding position around a center of the paper sheet bundle in a sheet conveying direction; a folding section folding in half the paper sheet bundle regulated by the stopper; and a conveying section conveying the paper sheet bundle that has been folded in half by the folding section with a back side of the folded paper sheet bundle as a leading end in the conveying direction. The conveying section includes a second binding section binding the folded paper sheet bundle at the back side thereof.

Sheet processing device and image forming device provided with the sheet processing device

A sheet processing device performs saddle stitching binding a bundle of stacked paper sheets, and includes a stacker section temporarily stacking conveyed paper sheets substantially vertically; a stopper regulating the paper sheets stacked in the stacker section; a first binding section provided in the stacker and saddle-stitching, with a metallic staple, a paper sheet bundle regulated by the stopper at a binding position around a center of the paper sheet bundle in a sheet conveying direction; a second binding section saddle-stitching, without using the metallic staple, the paper sheet bundle being regulated by the stopper at the binding position around the center of the paper sheet bundle in the sheet conveying direction; and a folding section folding in half the paper sheet bundle regulated by the stopper at a folding position at which the paper sheet bundle is bound by the first binding section or second binding section.

A sheet post-processing device includes a conveying section that conveys the paper sheet, a punch section that punches punch holes in the paper sheet conveyed by the conveying section, a stacker section that stores the paper sheet in which the punch holes are punched by the punch section, a stopper section that regulates a conveying direction leading end of the paper sheet stored in the stacker section; a binding section that binds the paper sheet bundle whose leading end is regulated by the stacker section, and a folding section that folds the paper sheet bundle bound by the binding section at a predetermined folding position. The punch section punches the punch holes at the front and rear of the folding position in the sheet conveying direction, and the binding section binds the paper sheet bundle with a paper-made staple by making the paper-made staple penetrate the punch holes. With this configuration, there can be provided a sheet-post processing device capable of easily generating a booklet for simple ring binding.

A sheet post-processing device includes a stacker section that temporarily stores paper sheets as a paper sheet bundle, a stopper that regulates a carrying-in direction leading end of the paper sheet carried into the stacker section, a binding section that binds the paper sheet bundle regulated in position by the stopper, and folding rollers and a folding blade that perform folding processing for the sheet bundle bound by the binding section at a predetermined folding position of the paper sheet bundle. The binding section binds the paper sheet bundle with a paper-made staple. The stopper sets a position of the paper sheet bundle such that a binding position of the paper-made staple straddles the predetermined folding position. With this configuration, there can be provided a sheet-post processing device capable of folding the staple together with the paper sheet bundle.

Sheet post-processing device, paper-made staple used in the device, and image forming device provided with the sheet post-processing device

This sheet punching device includes a placement tableon which the sheet is placed, a hollow punching memberthat punches the sheet placed on the placement table, a punching moving memberthat moves the punching member between a punching position where the sheet is punched and a retreat position retreated from the punching position, a punching drive sectionthat drives the punching moving member, a waste pushing memberthat is disposed in the hollow portion of the punching memberand pushes punching waste remaining in the hollow portion, a pushing moving memberthat moves the waste pushing memberbetween a pushing position protruding from the hollow portion of the punching member and a housing position in the hollow portion, and a pushing drive sectionthat drives the pushing moving member

Sheet punching device, sheet processing device provided with the same, and image forming device

To provide a sheet processing device that performs saddle stitching processing that binds a bundle of stacked paper sheets at a position around a center thereof and then folds in half the paper sheet bundle at the binding portion, the device being capable of selectively performing both saddle stitching using a metallic staple and saddle stitching not using the metallic staple for environmental protection and capable of reducing a size. A sheet processing device includes a stacker section that temporarily stacks conveyed paper sheets in a substantially vertical attitude, a stopper that regulates the paper sheets stacked in the stacker section, a first binding section that is provided in the stacker and saddle-stitches, with a metallic staple, a paper sheet bundle at a binding position around a center of the paper sheet bundle in a sheet conveying direction, a second binding section that saddle-stitches, without using the metallic staple, the paper sheet bundle at the binding position around the center of the paper sheet bundle in the sheet conveying direction, and a folding section that folds in half the paper sheet bundle. An interval between the second binding section and folding section is set smaller than an interval between the first binding section and folding section.

Growing community of inventors

Yamanashi-ken, Japan

Takuma Kobayashi