396results about "Registering devices" patented technology

The three-dimensional shaping cloth flattening device comprises a base, a top plate and a lifting plate, a constant-pressure flattening head is arranged on the bottom face of the lifting plate, the constant-pressure flattening head comprises a constant-pressure air chamber shell, a flexible pressurizing bag and a constant-pressure mechanism, and the flexible pressurizing bag and the constant-pressure air chamber shell are connected in a sealed mode to jointly form a closed cavity; the constant-pressure mechanism is mounted in the constant-pressure air chamber shell and is used for providing constant reference pressure for the flexible pressurizing bag; a driving mechanism is fixedly arranged on the upper surface of the top plate and used for driving the constant-pressure leveling head to move relatively. According to the three-dimensional cloth flattening device, the problem that three-dimensional cloth is not completely flattened or damaged due to uneven pressure can be solved, and the high-quality and lossless three-dimensional flattening effect is achieved.

A sheet separation device includes a sheet separation unit, a displacement detector, a displacement adjuster, and a controller. The sheet separation unit performs a sheet separating operation and a sheet inserting operation. The displacement detector detects a displacement amount of the two-ply sheet when the two-ply sheet is displaced in a width direction of the two-ply sheet and detects a displacement amount of the inner sheet. The displacement adjuster adjusts the displacement of the two-ply sheet in the width direction before the sheet separating operation, based on the displacement amount of the two-ply sheet in the width direction detected by the displacement detector. The controller causes the displacement adjuster to adjust relative positions of the two-ply sheet and the inner sheet between the sheet separating operation and the sheet inserting operation, based on the displacement amount of the inner sheet in the width direction detected by the displacement detector.

An image forming apparatus includes a skew correction mechanism having an alignment plate extending parallel to a transport direction of a recording sheet, and configured to correct a skew of the recording sheet with respect to the transport direction, by pressing a side of the recording sheet extending along the transport direction, against the alignment plate, an inclination angle adjustment mechanism that enables manual adjustment of the inclination angle of the alignment plate with respect to the transport direction, a calculator that calculates a distance between the leading edge corner and the trailing edge corner in the width direction orthogonal to the transport direction, detected by the detection device, as a deviation amount of the recording sheet, and calculates an adjustment amount of the inclination angle that reduces the deviation amount, and a controller that notifies the adjustment amount of the inclination angle calculated by the calculator, to a user.

The utility model relates to the technical field of semiconductors and photovoltaics, in particular to a sheet stopping mechanism and a sheet feeding and discharging system, and solves the problem that in the related technology, edge breakage and even fragment are prone to occurring when processed sheets are conveyed to a basket. The sheet stopping mechanism comprises a connecting support and one or more stopping pieces. The connecting support is connected to the side, close to the conveying end, of the sheet conveying mechanism. One or more stopping pieces are connected to the connecting support, the stopping pieces and the conveying end are arranged at intervals in the conveying direction of the sheet conveying mechanism, the stopping pieces are flexible pieces, and under the condition that the sheet conveying mechanism conveys the sheet from the conveying end to the bearing mechanism, the sheet moves to abut against the stopping pieces and then stops, so that the sheet is discharged into the bearing mechanism. According to the sheet stopping mechanism and the sheet feeding and discharging system, the sheet guided into the basket can be stopped, so that edge breakage or fragment caused by collision between the sheet and the basket is avoided.

A sheet conveyance apparatus includes a first roller pair, a second roller pair, an abutment portion, an oblique feeding portion, a detection portion, a moving portion a contact / separation portion, and a control portion. If a first sheet whose length is a first length is conveyed, the control portion causes the moving portion to move the first roller pair, and then causes the first sheet to be conveyed from the first roller pair to the oblique feeding portion through the second roller pair that is in the separation state, and if a second sheet whose length is a second length shorter than the first length is conveyed, the control portion causes the moving portion to move the first roller pair, and then causes the second sheet to be conveyed from the first roller pair to the oblique feeding portion via the second roller pair that is in the contact state.

To provide a sheet conveyance device and a sheet conveyance system capable of outputting effective sheets in an output form desired by a user when a printing sheet is cut in a sheet conveying direction to be divided into a plurality of effective sheets and the effective sheets can be individually conveyed.SOLUTION: The sheet conveyance device comprises: a cutting unit 21 that divides a sheet having an image printed thereon into a plurality of effective sheets in a direction orthogonal to a conveying direction; an effective sheet conveyance unit 22 that enables the respective effective sheets cut by the cutting unit 21 to be individually conveyed; and a conveying operation switching mechanism 23 capable of switching the conveying operation of the respective effective sheets individually conveyed by the effective sheet conveyance unit 22. The necessity of switching the conveying operation of the effective sheets is determined on the basis of at least one of information about image formation of the effective sheets and information about cutting of the effective sheets, and switching of the conveying operation by the conveying operation switching mechanism 23 is executed for each effective sheet needing switching of the conveying operation.SELECTED DRAWING: Figure 2

To provide a media transport device capable of more easily and appropriately correct the skew of a media.SOLUTION: The media transport device includes a first roller and a second roller that rotate independently to convey the media, a first sensor disposed downstream side of the first roller, and a second sensor disposed downstream side of the second roller, a control unit that corrects, when the first sensor detects the media before the second sensor detects the media, the skew of the media by setting a circumferential speed of the first roller to a first speed and a circumferential speed of the second roller to a second speed higher than the first speed, the first sensor and the second sensor are arranged at the same positions when viewed from the direction perpendicular to the media transport direction, and an arrangement position of the first sensor in a direction perpendicular to the media transport direction is as the same as a rotation center position that the media rotate, by a speed ratio of the second speed to the first speed.SELECTED DRAWING: Figure 3

To improve workability of replacement work of a first skew correction roller and a second skew correction roller, and improve accuracy of lateral registration correction.SOLUTION: A sheet conveyance device includes a skew correction part for correcting skew of a sheet, and an attaching / detaching part. The skew correction part includes a roller unit (210B) which has: a first skew correction roller (212L) capable of conveying a sheet; a second skew correction roller (212R) capable of conveying the sheet; a first turning mechanism (217L) for turning the first skew correction roller around a first axis (215L) extending in a crossing direction crossing a sheet conveyance direction and a width direction perpendicular to the conveyance direction; and a second turning mechanism (217R) for turning the second skew correction roller around a second axis (215R) extending in the crossing direction; and a support member (219) for supporting the first skew correction roller, the first turning mechanism, the second skew correction roller, and the second turning mechanism, and is attachable / detachable to / from the attaching / detaching part.SELECTED DRAWING: Figure 11

The invention relates to an arrangement for aligning at least one value document along a transport route, comprising at least one banknote reader, which has at least one scan line, which has a plurality of detection regions along the scan line for scanning value documents. Each detection area scans a scanning area in a transport plane of the transport section, wherein the scanning area is arranged along a line orthogonal to a central axis of the transport section. The first transport element and the at least one second transport element are used for transporting the value documents in at least one transport direction along the transport path. The transport elements each contact the value document in a contact region. The at least one alignment device is used for aligning the value documents. The alignment device is arranged between the first transport element and the second transport element and forms part of the transport section. The banknote reader detects the rear edge of the value document in the first scanning area and in the second scanning area.

The invention relates to the field of cigarette case production, in particular to a paper smoothing and cutting mechanism for cigarette case offset printing processing, which comprises a support table, a suction mechanism is mounted at the top of the support table, the suction mechanism comprises a shell, a connecting plate is movably connected to the top of the shell, and an air pump is connected to the top of the connecting plate. The air inlet end of the air extracting pump communicates with a hose, the bottom of the hose communicates with a U-shaped pipe, and the bottom of the U-shaped pipe communicates with a first pressing plate. Cigarette case paper can be adsorbed, the adsorbed paper can be transferred and fed, after die cutting of the cigarette case paper is completed, feeding operation can be automatically carried out, the paper is accurately conveyed to a printing processing area, manual paper transferring is not needed, the labor and time cost is greatly saved, the overall production efficiency is remarkably improved, and the production efficiency is improved. And large-scale and high-efficiency cigarette case printing production requirements can be better met.

In a method for operating a digital printing press, sheets (4) are aligned in an alignment station (1) and then printed in a printing station (2). The sheets (4) are detected in the alignment station (1) by means of first sensors (11, 12) and aligned by means of alignment rollers (15, 16). After alignment in the alignment station (1), the sheets (4) are detected again by means of second sensors (22, 23), and signals from the second sensors (22, 23) are used to control the alignment station (1). Furthermore, a digital printing press suitable for carrying out this operating method has been provided.

To provide a conveying device and an image forming apparatus that can prevent an erroneous detection of an edge of a recording medium and continuously and accurately detect the edge.SOLUTION: There is provided a recording medium conveying device including conveying means for conveying a recording medium to an image formation unit, control means for controlling the conveying means, and detection means provided on a conveying path of the recording medium of the conveying means and for detecting the amount of skew and shift of the recording medium fed into the conveying means, in which the control means shifts a conveying center position of the recording medium in a direction perpendicular to a conveying direction of the recording medium based on the amount of skew and shift, and moves a conveying paper edge of the recording medium to outside of a foreign object.SELECTED DRAWING: Figure 1

To provide a medium supply device which makes substantially constant a slack quantity that a medium has when made to abut on a secondary supply part without lowering efficiency of supply of the medium.SOLUTION: A medium supply device 10 comprises: a primary supply part 11 which conveys a medium loaded on a supply table 14; a secondary supply part 12 which conveys the medium P, having slackened Pa as the medium conveyed by the primary supply part 11 is made to abut, at predetermined conveyance start time; a medium detection sensor 13 which detects the medium P between the primary supply part 11 and secondary supply part 12; and a control part 17 which controls the primary supply part 11 to put conveyance end time of the primary supply part 11 within a predetermined end period and, and also to increase, based upon a conveyance rate η of the medium P, a conveyance quantity of the primary supply part 11 from detection time (time t2) when the medium is detected by the medium detection sensor 13 to conveyance start time of the secondary supply part 12 increases.SELECTED DRAWING: Figure 8

A post-processing apparatus includes a movable portion and an opposing portion that are arranged to be opposite to each other with a conveyance path through which a sheet is conveyed interposed between the movable portion and the opposing portion, and a restricting member that has a holding surface including an abutment surface against which a sheet abuts, is capable of changing a posture between a first posture in which the holding surface closes the conveyance path and a second posture in which a clearance is formed in at least part of the conveyance path and is attached to a side where the opposing portion is located with respect to the conveyance path, wherein the movable portion processes a sheet positioned at the abutment surface by the restricting member having the first posture by moving toward the opposing portion.

Method for axially adjusting transport sections (706) of at least one alignment section (750) of a machine tool (01), wherein the at least one alignment section (750) arranged in front of at least one machining unit (600; 900) of the machine tool (01) is controlled, wherein the at least one alignment section (750) has a plurality of transport sections (706) successive in the transport direction (T), wherein at least a first group with at least two transport sections (706) of the plurality of transport sections (706) and at least a second group with at least two transport sections (706) of the plurality of transport sections (706) follow one another in the transport direction (T), characterized in that the transport sections (706) of the at least one first group and the transport sections (706) of the at least one second group each have a basic position and at least one adjustment position,that each of the at least one adjustment position is offset in the transverse direction (A) relative to the home position, that the at least one first group performs an adjustment movement in a direction from its respective home position to its at least one adjustment position, that at the same time as the adjustment movement of the at least one first group, at least two transport sections (706) of the transport sections (706) of the at least one second group perform a return movement in a direction from the respective at least one adjustment position to the home position, that at least one transport section (706) of the at least one second group and at least one further transport section (706) of the at least one second group travel a different length of path from the at least one adjustment position to the home position,that the at least one first group has at least two transport sections (706) in whose area of ​​effect at least one substrate (02) is located, and that the at least one first group has at least one transport section (706) which follows the at least two transport sections (706) in the transport direction (T).

The utility model belongs to the technical field of paper printing, and particularly relates to an automatic paper feeding device for paper printing, which comprises a bottom plate, a stand column fixedly connected to the upper surface of the bottom plate, a supporting plate fixedly connected to the upper surface of the stand column, a paper feeding mechanism fixedly connected to the upper surface of the bottom plate, and a paper feeding mechanism fixedly connected to the lower surface of the supporting plate. A U-shaped plate is fixedly connected to the right side of the paper feeding mechanism, transverse pipes are fixedly connected to the front side and the rear side of the inner wall of the U-shaped plate, and strip-shaped holes are formed in the bottoms of the transverse pipes. According to the automatic paper feeding device for paper printing, through cooperation of a U-shaped plate, a transverse pipe, a strip-shaped hole, an adsorption support, a strip-shaped ring, a hollow rubber column, an iron column, a supporting block and an electromagnet, the position of a vacuum suction cup can be adjusted according to the size of paper, and therefore the situation that the edge of the paper is bent when the paper is adsorbed due to the fact that the vacuum suction cup is far away from the edge of the paper is prevented; and adverse effects on the paper feeding process are caused.

Method for controlling a machine tool (01), wherein at least one axially adjustable transport section (706) of at least one alignment section (750) of the machine tool (01) has at least one adjustment phase within a machine cycle, in which the at least one axially adjustable transport section (706) performs an axial movement from a relative starting position at the beginning of a first machine cycle of the machine cycle via a basic position and via a relative adjustment position back to its relative starting position, wherein at least one machining unit (600; 900) of the machine tool (01) is arranged downstream of the at least one alignment section (750), wherein the at least one machining unit (600;900) within a single machine cycle has at least one processing phase, each comprising the sum of those successive process steps and / or sequences within the at least one processing unit (600; 900) by which a substrate (02) is processed and / or can be processed in the event of its presence, wherein the processing machine (01) is controlled such that within a machine cycle the number of processing phases of the at least one processing unit (600; 900) is greater than the number of adjustment phases of the at least one axially adjustable transport section (706), characterized in that in at least one processing phase of the processing phases of the machine cycle a substrate (02) is processed by the at least one subsequent processing unit (600;900) is processed and that in at least one further processing phase of the processing phases of the machine cycle no substrate (02) is processed.;

The utility model discloses a paper conveying device for a digital printing machine, which relates to the field of printing machines and comprises two support frames, a conveying belt is connected between the two support frames, the tops of the two support frames are jointly connected with a fixed frame, and the inner wall of the top of the fixed frame is connected with two electric telescopic rods. The bottoms of the two electric telescopic rods are connected with a transverse plate, springs are connected to the four corners of the bottom of the transverse plate, the other ends of the springs are connected with an extrusion plate, extrusion rods are connected into the extrusion plate, and limiting holes corresponding to the extrusion rods are formed in the surface of the transverse plate. An electric telescopic rod is used for pushing a transverse plate, the transverse plate pushes a spring, the spring pushes a pressing roller, the pressing roller makes contact with paper, at the moment, the pressing roller extrudes a U-shaped frame in the reverse direction, the U-shaped frame pushes an extrusion rod, the extrusion rod pulls an extrusion plate, the extrusion plate extrudes the spring, the spring deforms, the pressing roller can press the paper, and the paper can be pressed through the pressing roller. And the problem of displacement of the paper in the cleaning process is avoided.

A paper folding machine includes: a conveyor belt configured to transport a sheet; a stopper configured to abut against the leading end of the sheet to stop the sheet; a knife having an elongated shape and configured to move onto a folding position of the sheet stopped by the stopper; a guide made of a rigid material and configured to hold the sheet between the conveyor belt and the guide and press the sheet transported to the stopper; and a lifting mechanism configured to adjust the clearance between the guide and the conveyor belt.

To provide a post-processing device suppressed in the alignment deviation of a medium placed on a processing tray.SOLUTION: In a post-processing device, after a new transportation medium is placed on a processing tray as the upper-most medium in a state of one or multiple existing placed media placed already, when the transportation medium is transported by a transportation part, at least one existing placed medium placed on the processing tray is pressed to a pressing part at a pressing position, and after the transportation part is separated from the transportation medium, the pressing part can be moved from the pressing part to a retreated part.SELECTED DRAWING: Figure 8

The invention relates to an electrode contact guiding device. An electrode tab guiding device according to one aspect of the present invention is used for guiding an electrode tab provided on an edge of an electrode sheet conveyed by a roller. The electrode tab guide device may include: a guide body that may be disposed on one side of a circumference of a roller; a first guide member spaced apart from the guide body in a circumferential direction of the roller and capable of guiding the electrode tab onto an outer circumferential surface of the roller; and a first adjustment unit coupled to each of the first guide member and the guide body and capable of adjusting a distance between the first guide member and the guide body.

This approach suppresses the occurrence of image defects while also preventing the device from becoming larger and increasing costs. [Solution] Of the outer circumferential surface of the intermediate transfer belt 8, the tensioned surface 8a stretched from the drive roller 9 to the secondary transfer opposing roller 11 in the direction of arrow R3 is positioned to intersect with the common tangent L1 of the register roller pair 21 in the conveying nip N4. The shutter member 24 has a rear end contact portion 24c that can contact the rear end of the sheet S that is moving toward the tensioned surface 8a after passing through the intermediate contact portion 24b of the shutter member 24 where the rear end of the sheet S conveyed by the register roller pair 21 is in a retracted position.

The utility model relates to the field of automatic paging of materials, in particular to an automatic paging device for ultrathin materials. A mounting groove is formed in the center of the top of the workbench, and mounting plates are fixedly mounted at the front end and the rear end of the workbench. The conveying belt is mounted in the mounting groove, the supporting plates are arranged above the left end of the conveying belt at intervals, the limiting adjusting plates are arranged on the front side and the rear side of the conveying belt at intervals, the first baffles are arranged on the right sides of the limiting adjusting plates at intervals, the second baffles are arranged on the tops of the first baffles at intervals, and the paging rollers are arranged on the right sides of the second baffles at intervals. According to the device, materials are guided through the supporting plate, the limiting adjusting plate can conduct left-right limiting, material piles are divided twice through the first baffle and the second baffle, gear transmission enables the conveying belt and the paging roller to rotate reversely, the paging roller conducts third-time dividing on the material piles, and the problem that paging of a traditional paging machine is not uniform or stacked is solved; the automatic paging device for the ultrathin materials is suitable for automatic paging of the ultrathin materials.

In a method for operating a digital printing press, a sheet (4) is aligned in an alignment station (1) and subsequently printed in a printing station (2). The sheet (4) is detected in the alignment station (1) by means of a first sensor (11, 12) and aligned by means of alignment rollers (15, 16). The sheet (4) is detected again by means of a second sensor (22, 23) after its alignment in the alignment station (1), and the signal from the second sensor (22, 23) is used to adjust the alignment station (1). Furthermore, a digital printing press suitable for performing the above operating method is provided.