Abstract: A sheet folding apparatus includes: a conveying roller conveying a sheet in a predetermined conveying direction; a folding roller pair disposed downstream of the conveying roller in the conveying direction and rotating while nipping a predetermined position of the sheet to form a fold; a conveying path for conveying the sheet in the conveying direction from the conveying roller to the folding roller pair; an abutting member moving downstream in the conveying direction and abutting against the predetermined position of the sheet to bend the sheet downstream; and a loop space where the sheet is bent between the conveying roller and folding roller pair in a direction crossing the conveying direction. The folding roller pair stops while nipping a front end of the sheet fed from to form a loop of the sheet in the loop space, and the abutting member moves to abut against the loop.

Abstract: A sheet conveying apparatus for conveying a sheet in a conveying direction includes a pair of conveying rollers receiving and conveying a sheet; an endless conveying belt conveying the sheet; a plurality of balls to be rotatable in any direction while nipping the sheet with the conveying surface; a pair of regulating guides disposed on both sides of the conveying belt; a guide moving unit that moves the pair of regulating guides; and a roller moving unit that moves at least one of the pair of conveying rollers to a nip position and a nip release position. Before a rear end of the sheet passes the pair of conveying rollers, the pair of conveying rollers is moved to the nip release position by the roller moving unit, and then, the guide moving unit makes each of the pair of regulating guides reach the guide position from the retracting position.

Abstract: The present invention is to provide an image forming system including a sheet folding processing apparatus and a sheet pressing apparatus capable of performing additional folding processing without decreasing productivity. The sheet pressing apparatus of the present invention includes a pressing roller including a pressing surface configured to press a fold line part of a folding processed sheet conveyed from a carry-in port in a thickness direction of the sheet and a guide portion configured to guide the folding processed sheet so that the fold line part is positioned at the pressing surface, a nipping member configured to nip the fold line part between the pressing surface and the nipping member, a first moving unit configured to move the pressing roller to a nipping position at which the fold line part is nipped between the nipping member and the pressing surface of the pressing roller and a retracting position.

Abstract: A sheet processing apparatus for performing binding processing for a sheet bundle formed from a plurality of sheets, comprises: an application unit configured to apply a liquid to a sheet wherein the application unit applies the liquid to an outermost sheet of the sheet bundle, and a static surface tension of the liquid is lower than a static surface tension of water; and a binding processing unit configured to bind the sheet bundle, without using a staple, wherein the binding processing unit includes a pair of groups of pressurizing teeth, and the pressurizing teeth clamp and pressurize the sheet bundle. In the sheet bundle, a liquid application region which is applied with the liquid and a pressurizing region which is pressurized by the pressurizing teeth are provided to overlap each other.

Abstract: A sheet processing apparatus includes a processing tray to place the sheet, a load tray provided on a downstream side of the processing tray in a transport direction, neat alignment plates provided outside a main body housing to shift in a width direction orthogonal to the transport direction and to align opposite sides of the sheet, a sheet support surface provided in a different position adjacent to the processing tray to support a sheet inserted from a manual feed opening, a binding processing apparatus to perform binding processing on sheets placed on the sheet support surface, a regulation surface to regulate a side edge of the sheet located at a side of the load tray, and a width-direction drive mechanism to shift the neat alignment plates between an alignment position aligning a sheet on the load tray in the width direction and a retract position different from the alignment position.

Abstract: A post-processing device for processing a sheet includes a post-processing section for post-processing a sheet; a buffer section for temporarily staying a plurality of sheets at an upstream of the post-processing section; and a conveying section for conveying, one by one, the plurality of sheets stayed at the buffer section to the post-processing section.

Abstract: A sheet folding apparatus includes a folding roller pair that forms a first fold line owing to that the folding roller pair nips a first position of the sheet, which has a loop to be formed on an upstream side of the folding roller pair due to continuous conveyance of the sheet by a conveyance roller pair in a stopped state in which a front end of the sheet being conveyed from the conveyance roller pair is nipped by the folding roller pair, as starting conveyance of the sheet while a pushing plate is pushing the sheet and moving toward the folding roller pair, and thereafter, forms a second fold line owing to that the folding roller pair nips a second position of the sheet with the loop formed as aligning with a rear end of the sheet.

Abstract: A sheet feeding apparatus for feeding sheets is provided with a multi feed detecting section for detecting multi feed of conveyed sheets in a predetermined detection position of a conveyance path, and first and second discharge sections to which multi-fed sheets with the multi feed detected are discharged, and corresponding to one of a front end position of the multi-fed sheets at the time the multi feed detecting section detects the multi feed of sheets, a sheet storage state of the second discharge section, sheet storage states of the first and second discharge sections, a size of sheets and weighing, selects one of the first and second discharge sections to discharge the multi-fed sheets to the selected discharge section.

Abstract: To provide a sheet processing apparatus capable of preventing interference between a next sheet to be conveyed and a discharge claw member after a sheet bundle is discharged by the discharge claw member and reducing the occurrence of a conveyance jam due to curling or buckling of the front end of the next sheet. A sheet processing apparatus includes: a first support guide integrally provided at the upstream end portion in a sheet conveying direction of a discharge unit, which discharges a sheet placed on a processing tray by pushing the rear end portion of the sheet in the sheet conveying direction, and configured to support the downstream front end portion in the conveying direction of a sheet to be conveyed onto the processing tray; and an aligning unit that aligns the sheet on the processing tray in a sheet width direction perpendicular to the conveying direction.

Abstract: In order to enable a sheet to be properly guided to a nip portion in performing folding processing, a sheet processing apparatus for performing folding processing on a sheet is provided with a rotating body pair which nips the sheet by a nip portion to rotate, and thereby draws the sheet to perform folding processing, a folding blade that pushes the sheet to the nip portion of the rotating body pair, and a blade guide member including a guide portion for pushing the sheet to the nip portion when the folding blade pushes the sheet to the nip portion, where the folding blade and blade guide member are relatively shifted so that a distance from a push front edge portion to the guide portion when the folding blade pushes the sheet to the nip portion is longer than a distance from the front edge portion to the guide portion.

Abstract: In order to properly suppress a discharge defect corresponding to an image ratio of a sheet, in the case where a coefficient of friction is different according to the image ratio of an image on the sheet, an air blowing section is arranged to blow air toward a downstream side in a transport direction from between a downstream-side end portion of a first stacking section and an upstream-side end portion of a second stacking section. When an image ratio of an image on a sheet by an image forming apparatus is a first value, the air blowing section sets an air quantity blown to the sheet at a first air quantity F1, while when the image ratio is a second value higher than the first value, setting the air quantity blown to the sheet at a second air quantity F2 larger than the first air quantity F1.

Abstract: A motion training apparatus compact in a height direction is provided. The motion training apparatus includes an operation unit movable in an XY plane, a first actuator mechanism AX which moves the operation unit in an X-axis direction, and a second actuator mechanism AY which moves the first actuator mechanism AX in a Y-axis direction. A first belt included in the first actuator mechanism AX, a first guide rod, a second belt included in the second actuator mechanism AY, a second guide rod, a third belt, and a third guide rod are arranged between a fourth belt and a fifth belt as overlapping in a height direction.

Abstract: To provide a configuration for allowing a user to easily take out a sheet stopped on a conveying belt. Regulating guides are disposed on both sides of a conveying belt in a sheet width direction Y and can guide both end edges in the sheet width direction of a sheet S being conveyed while being nipped by the conveying belt and the balls. A take-out port is provided on a side close to the regulating guide in the sheet width direction and serves as an opening for taking out the sheet stopped on the conveying belt. The regulating guide on a side away from the take-out port moves in the sheet width direction Y toward the take-out port when the sheet is stopped on the conveying belt.

Abstract: To provide a sheet stacking apparatus and image forming system capable of improving alignment characteristics also in the case where an aligning section is not able to act on a sheet discharged onto a stacking tray, the sheet stacking apparatus and image forming system include a stacking tray stacking discharged sheets, a pair of aligning sections capable of shifting in a width direction to align the width direction crossing a direction in which the sheet to stack on the stacking tray is discharged, and a control section that controls a relative position of the aligning sections and the sheet to discharge so that one of the pair of the aligning sections regulates a shift of the sheet stacked on the stacking tray to one direction side in the width direction, when a sheet with a predetermined width in the width direction of the sheet is discharged to the stacking tray.

Abstract: At the point in time when it is determined that the number of sheets constituting one sheet bundle exceeds the maximum number of sheets that can be crimp-bound, a sheet bundle that has already been shifted to a crimp-binding position is discharged to a crimp-binding discharge position without being subjected to crimp-binding. Thereafter, succeeding sheets are shifted as a bundle to the crimp-binding position and discharged to the crimp-binding discharge position without being subjected to crimp-binding.

Abstract: To enable highly accurate fold processing by properly moving a sheet that has been subjected to fold processing. In a sheet processing apparatus that that performs fold processing in such a manner as to apply first fold processing to a sheet and then apply second fold processing at a position different from a fold line formed in the first fold processing so as to make one end of the sheet folded in the first fold processing lie inside the folded sheet, the first fold processing is applied to a sheet conveyed to an intermediate tray by a fold roller pair and, when a regulating stopper is moved to move the folded sheet that has been subjected to the first fold processing to a predetermined position of the intermediate tray, the folded sheet is gripped by a grip unit.

Abstract: To prevent displacement of first fold positions and collapse of discharged and stacked sheets when sheet fold processing is performed a plurality of times for each sheet. First fold processing is applied to a sheet conveyed to a conveying path by a rotating body pair 22. The sheet that has been subjected to the first fold processing is fed back to the conveying path while a first fold line is being opened. Then, second fold processing is applied to the sheet that has been fed back to the conveying path by the rotating body pair 22. The resultant sheet is discharged with the first fold line opened.

Abstract: A pair of regulating guides can guide both end edges in a sheet width direction Y of a sheet being conveyed being nipped by a conveying belt and balls. The pair of regulating guides can move to their respective guide positions each for guiding one of both end edges of the sheet and their respective retracting positions each retracting from one of the both end edges of the sheet by a distance larger than the guide position. A guide moving unit for moving the pair of regulating guides makes each of the pair of regulating guides reach the guide position from the retracting position after the rear end of the sheet passed from a conveying roller pair positioned on the upstream side to the conveying belt passes the conveying roller pair.

Abstract: The present invention is to provide a sheet conveying apparatus capable of reliably detecting a full-load state of a storage section for storing sheets discharged from a sheet conveyance path when an abnormality such as multi feed is detected, a sheet feed apparatus is provided with a multi feed sheet storage section disposed below a common conveyance path to store multi-fed sheets with multi feed detected, and a flap member rotating between a first rotation position for supporting a sheet in the common conveyance path to be able to convey to the downstream side in a conveyance direction, and a second rotation position for guiding to the multi feed sheet storage section, and determines that the multi feed sheet storage section is in a full-load state in detecting that the flap member does not return to the first rotation position.

Abstract: To provide a printing apparatus of high printing quality for decreasing a transport amount of a film-shaped medium used in the printing apparatus, and suppressing skew of the film-shaped medium, a control section 100 that controls a transport section 49 for transporting a film-shaped medium 46 controls a transport amount of the film-shaped medium 46, corresponding to information on whether or not to print on only one side of a recording medium in detecting a type and/or Empty of the film-shaped medium 46, based on a mark detection result in initializing operation of the film-shaped medium 46.