143results about "Feed tables" patented technology

An image forming apparatus includes: an image former, a paper feed tray that feeds a sheet to the image former; a display that displays a list of tray information on the paper feed tray, based on a mounting order with respect to an apparatus; and a controller that controls display of the display. The controller changes a display order of a list of the tray information according to a display priority based on an image forming operation.

To provide a medium feeding device capable of performing medium separation further appropriately or an image reading device with the medium feeding device.SOLUTION: A medium feeding device 10 comprises: a feeding roller 14; a separation roller 15 which is a roller that separates a sheet P by nipping the sheet P between the feeding roller 14 and itself, to which a drive torque by a drive source is applied in a second rotation direction B opposite to a first rotation direction A for feeding the sheet P downstream; and a torque limiter 41 for causing the separation roller 15 to idle in the first rotation direction A when the rotational torque applied to the separation roller 15 in the first rotational direction A exceeds the limit torque which is a predetermined torque upper limit value. The medium feeding device is configured to be able to change a separation setting including the pressing load of the separation roller 15, the rotational speed of the separation roller 15, and the limit torque in accordance with the conditions at the time of feeding.SELECTED DRAWING: Figure 8

To provide an image reading apparatus capable of improving convenience of a user.SOLUTION: The image reading apparatus includes a feed tray on which the medium is placed, a transport unit that transports the medium placed on the feed tray from the feed tray, an image reading unit that reads an image from the medium transported by the transport unit, a discharge tray to which the medium after the image is read by the image reading unit is discharged, and a housing that accommodates the transport unit and the image reading unit therein. In accordance with movement of one tray of the feed tray and the discharge tray in the pull-out direction, the other tray of the feed tray and the discharge tray moves in the pull-out direction.SELECTED DRAWING: Figure 3

When ejecting a recording medium containing images without cutting it, the time required for ejection of the recording medium is reduced. [Solution] The recording and cutting device 1 comprises a recording unit 30 for recording an image on a sheet 7, a free cutting unit 40 for cutting the sheet 7 into any shape, a housing 10 that houses the recording unit 30 and the free cutting unit 40, a first discharge unit 60 for discharging the sheet 7 to the outside of the housing 10 via the recording unit 30 and the free cutting unit 40, and a second discharge unit 70 for discharging the sheet 7 to the outside of the housing 10 via the recording unit 30 but without passing through the free cutting unit 40.

A feed table (2) for connecting a printing device (1) to a folding machine (3) with two guides (10, 17) between which a pivotable loop flap (13, 15) is arranged, below which a paper loop (28) can be formed, with transport rollers (12, 21) assigned to the guides (10, 17), each of which is provided with a transport roller drive (22, 25), with a measuring section for determining the remaining length of the document (26), and with a control device for the transport roller drives (22, 25) is to be further developed in such a way that it is on the one hand more cost-effective and can be built shorter, and on the other hand compensates for the speed difference between the folding machine and the printing device in a simpler way.It is proposed that, as part of the measuring section, the printing device (1) for transmitting the remaining length of the document (26) is connected to the control device and / or folding machine (3) by means of a communication interface, that the measuring section further includes a sensor (23) that is able to detect the paper end (27) of a document (26) supplied by the printing device (1) and to report to the control device that the remaining length of the document can be determined via the control device, and that a suitable folding scheme for folding the determined remaining length can be selected by means of the control device.

To reduce the burden on the user when supplying seats to the seat loading area. [Solution] A sheet support device (8001) that supplies sheets (S) to a sheet loading section (410) provided on an image forming apparatus (100) and capable of loading sheets comprises a sheet support surface (801S) that supports the sheets to be supplied to the sheet loading section (410), and a rotating body (851) that protrudes at least a portion above a sheet guide surface (SP) to which the sheet (S) is guided when the sheet (S) is supplied from the sheet support surface (801S) to the sheet loading section (410), is arranged to be in contact with the lower surface of the guided sheet (S), and is rotatable as the sheet (S) moves.

An image reading device that can improve the operability of a document feed tray and a discharge tray of a document transport device, and an image forming apparatus equipped with the same are provided. [Solution] The image reading device includes an image reading unit having a reading module capable of reading images, and a document transport device that transports sheet-like documents to an automatic reading position of the image reading unit. The document transport device includes a document feed tray on which documents are placed, a document discharge tray that is disposed below the document feed tray at a distance and to which the documents are discharged, a support unit that supports the document feed tray and the document discharge tray so that they can move horizontally along the document transport direction, and a connecting unit that connects the document feed tray and the document discharge tray. While connected by the connecting unit, the document feed tray and the document discharge tray can move back and forth along the support unit in a first direction toward the outside of the document transport device and a second direction toward the inside of the document transport device.

To provide an image forming device comprising a manual paper-feed tray rotatably attached thereto, which exhibits a reduced protrusion amount in a horizontal direction thereof and excellent operability when being used in a narrow place.SOLUTION: A medium loading device for loading a medium comprises: a manual paper-feed tray 52 capable of placing a recording paper sheet 26, and a second extension tray 54; and angle-maintaining means (54d, 53c, 54c, 51e, 51f) capable of placing the medium by maintaining the second extension tray 54 at a first angle on a side in a direction of extending to the manual paper-feed tray 52 rather than a vertical direction, and at second angle closer to the vertical direction than the first angle.SELECTED DRAWING: Figure 6

To reduce the fluid consumption, in particular the air consumption, during the transport of a sheet- or plate-shaped recording medium so as to increase the print quality of a printing device and / or the efficiency of a transport device.SOLUTION: A transport device is described, which is adapted to transport a recording medium (120) on a transport belt (130) through a printing unit (140). The conveyor belt (130) has a plurality of holes that have a first cross-sectional area towards the recording medium (120). Air is pumped out of the holes by means of a negative pressure unit in order to build up a negative pressure in the holes. In the process, the fluid is pumped over a second cross-sectional area that is smaller than the first cross-sectional area. As a result, relatively high holding forces on the recording medium (120) can be achieved with relatively low fluid consumption.SELECTED DRAWING: Figure 1a

To attain quietness by preventing vibration of a manual feed tray with a simple constitution and good space efficiency.SOLUTION: An image formation device comprises: an image formation part for forming an image on a sheet; a tray which is provided so as to be rotatably moved to a close position for closing along a side surface of a device body and an open position for opening at a position where a sheet is placed and has a placement surface on which the sheet is placed; a feeding part for feeding the sheet placed on the tray toward the image formation part; and an extension tray which can be moved to an extension position extended toward upstream in a sheet feeding direction from the tray and a storage position to be stored in the tray and has a placement surface on which the sheet is placed. The device body has a first protruding part protruding from a side surface toward the tray. In a state where the tray is at the close position and the extension tray is at the storage position, an outside wall surface of the tray and the extension tray are pressed toward the open position.SELECTED DRAWING: Figure 5

Provided is a sheet folding apparatus including: a transport unit configured to transport a sheet bundle in a transport direction; a stopper arranged at a stop position, the front end of the sheet bundle being abutted against the stopper; a restriction part configured to restrict deformation in a height direction of the sheet bundle abutted against the stopper; a pushing roller configured to generate pushing force for pushing the front end of the sheet bundle against a transport face; and a roller motion mechanism configured to move the pushing roller between a protruding position upstream of the stop position and a retracted position spaced apart from the protruding position, and the roller motion mechanism moves the pushing roller from the protruding position to the retracted position after the front end of the sheet bundle transported by the transport unit reaches the pushing roller.

The invention relates to a printing system (1) for printing on substrates (S), in particular flat substrates, comprising a printing device (3), in particular a doctor-blade apparatus, which has an image carrier (15), in particular exchangeable image carrier, and comprising a conveyor device (6) for supplying substrates (S) to be printed on to, or removing same from, a printing position underneath the image carrier (15), the conveyor device (6) having a conveyor belt (5) which has a support face (7) for supporting the substrates (S). A control apparatus (16) is provided for identifying the orientation and / or position of the conveyor belt (5) relative to the image carrier (15).

To provide an image formation device that allows a certain sized or a free-sized sheet of paper to be detected.SOLUTION: The image formation device includes a tray, a first electrode, an electrostatic capacity detection unit and a control unit. The tray loads a sheet to be supplied to the body of the image formation device. A guide is provided on the tray and regulates the side edge of the sheet with a variable regulating width. The first electrode includes a plurality of electrodes. The electrostatic capacity detection unit detects a detection value that corresponds to the quantity of electricity stored on each electrode of the first electrode. The control unit detects the position of the guide based on the relative value of the detected value of each electrode detected by the electrostatic capacity detection unit.SELECTED DRAWING: Figure 6

Device for conveying a shingled stream of sheets to a sheet processing machine, comprising a conveying table (9) which has at least one continuously driven, air-permeable conveyor belt (26) which can be subjected to negative pressure on an underside of its upper belt (26) sliding over the conveying table (9) by a first suction chamber (28), a second suction chamber (29) and a third suction chamber (30), wherein the third suction chamber (30) is the last suction chamber upstream of the sheet processing machine (1) and suction air of different pressure levels can be supplied to it in sync with the sheet processing machine (1), characterized by that the third suction chamber (30) is preceded by a further suction chamber (41) to which suction air at different pressure levels can be supplied in sync with the sheet processing machine (1), that the third suction chamber (30) and the further suction chamber (41) can be subjected to high and low vacuum pressures in phase shifts by a common rotary valve (38), that the third suction chamber (30) and the further suction chamber (41) are arranged at a distance (a) from each other and that at the distance (a) a part of the second suction chamber (29) is arranged.

To appropriately suppress misalignment of a stack of sheets caused by rebound when a leading edge of the stack of sheets hits a stopper.SOLUTION: There is provided a paper folding device 100 including: a conveying unit 10 conveying a stack of sheets 200 along a conveying direction TD; a stopper 20 arranged at a stop position Xs and against which a leading edge 201 of the stack of sheets 200 hits; a regulating unit 30 regulating deformation in a height direction HD of the stack of sheets 200 that hits against the stopper 20; a biasing roller 40 generating a biasing force that biases the leading edge 201 of the stack of sheets 200 toward a conveying surface 12a1; and a roller moving mechanism 45 moving the biasing roller 40 between a protruding position upstream of the stop position Xs and a retracted position spaced apart from the protruding position, in which the roller moving mechanism 45 moves the biasing roller 40 from the protruding position to the retracted position after the leading edge 201 of the stack of sheets 200 conveyed by the conveying unit 10 reaches the biasing roller 40.SELECTED DRAWING: Figure 2

To provide a printer capable of efficiently suppressing cockles with a high level of design flexibility and low energy consumption.SOLUTION: A printer comprises: a print station (10); a media transport mechanism (12, 14) arranged for conveying print media (18) on a transport path past the print station (10), the media transport mechanism (12, 14) having a support surface (16) for supporting the media (18); and a vacuum device (22) arranged for attracting the media (18) against the support surface (16) on a section (14) of the transport path downstream of the print station (10), characterized in that the vacuum device (22) is divided, in the direction along the transport path, into at least two segments (24, 26), and the media are attractable with different non-zero suction pressures in the two segments (24, 26).SELECTED DRAWING: Figure 1

The utility model discloses a membrane material stripping mechanism which is used for feeding membrane materials. The mechanism comprises a supporting frame, a Z-axis driving mechanism, a first clamping mechanism, a Y-axis sliding mechanism, a second clamping mechanism and a tension mechanism. The supporting frame is provided with a stripping platform used for supporting and adsorbing a film material. The Z-axis driving mechanism drives the Z-axis movable part to ascend and descend in the Z direction. The first clamping mechanism is installed on the Z-axis moving part to achieve the clamping action in the Z-axis direction. The Y-axis sliding mechanism is located below the stripping platform and drives the second clamping mechanism to move along the Y axis. The second clamping mechanism is connected with the tension mechanism and provides tension for the membrane material in the Y-axis direction. According to the utility model, the structure is simple, all parts cooperate with one another, the Z-axis driving mechanism drives the first clamping mechanism to clamp a membrane material and carry out vacuum adsorption stripping on the stripping platform, and meanwhile, the second clamping mechanism keeps the tension of the membrane material by virtue of the tension mechanism, so that the efficient stripping and feeding of the membrane material are stably and reliably realized, and the production efficiency can be obviously improved.

The utility model belongs to the technical field of film stretching auxiliary devices, and discloses a film stretching workbench which comprises an anti-static workbench body, a U-shaped frame is assembled on the top of the anti-static workbench body, a bottom plate movably arranged on the top of the anti-static workbench body is fixed to the bottom end of the U-shaped frame, a rolling shaft is rotationally arranged in the U-shaped frame, and the rolling shaft is connected with the anti-static workbench body. An L-shaped groove used for disassembling the rolling shaft is formed in the front surface of the U-shaped frame, and a positioning assembly is arranged at the position, close to the bottom, of the inner wall of the U-shaped frame. The free end of the stretching film is restrained and positioned through the positioning assembly, the situation that a worker spends time in finding the stretching film due to random swing is avoided, dust adhesion caused by contact with a workbench is prevented, external force can be applied to the inner conical cylinder, the cutter strip is made to rise to cut off the stretching film, meanwhile, the free end of the stretching film is attached to the outer wall of the rough shaft, and therefore the stretching film is cut off. And a worker can quickly find the product when packaging the product again, so that the aim of high efficiency of winding the stretching film on the product for packaging the product is fulfilled.

A scanner includes a reading unit that reads an image of a paper, a medium feeding portion that is capable of selecting a first feeding mode in which a separation feeding for separately feeding a paper bundle in which a plurality of sheets of paper is overlapped with each other is performed and a second feeding mode in which a non-separation feeding for collectively feeding the paper bundle without separating is performed, and a pair of first transporting rollers and a pair of second transporting rollers that transport the paper fed by the medium feeding portion, in a case in which the medium feeding portion feeds the paper in the second feeding mode, a first driven roller and a second driven roller respectively constituting the pair of first transporting rollers and the pair of second transporting rollers are driven in a rotation direction where the paper is transported.

To realize further miniaturization of a device even in a case where there is a projecting part such as a conveyance roller cover.SOLUTION: A manual feed tray comprises: a tray body 3 having a storage part SP for storing a projecting part (a conveyance roller cover 14) projecting from a side part 12, an opening 32 of the storage part SP formed in a placement surface 31 on which paper is placed and an opening cover 33 that is rotatably supported with a rotation shaft 331 in a direction perpendicular to a paper feeding direction and capable of closing the opening 32; and an auxiliary tray 4 that can be pulled out from the tray body 3 and has a recessed part 42 for forming the storage part SP when stored in the tray body 3. When the tray body 3 is stored along the side part 12, the opening cover 33 rotates toward an inside of the tray body 3 around the rotation shaft 331, and is stored in the storage part SP together with the conveyance roller cover 14 which is the protruding part.SELECTED DRAWING: Figure 2

Device (10) for aligning the leading edge (105) of flat, flexible objects (100) that can be moved along a transport path, as seen in a transport direction, with - a conveyor belt (40) for transporting the objects (100) in the transport direction (x), - wherein at least one chamber (70) is arranged on the side of the conveyor belt (40) facing away from the objects (100), which has at least one opening (75) facing the conveyor belt (40), and which can be pressurized with both negative and positive pressure, and - with a stop element (90) which is movable between a first position in which it is arranged in the transport path and a second position in which it is arranged outside the transport path, and which has a stop surface (95) which is oriented transversely to the transport path in the first position, characterized in that the stop element (90) has two side surfaces (95a, 95b) arranged at an angle to each other and is pivotable in the first position about an axis (B) which is arranged transversely, in particular perpendicularly, to the transport path.

A transport device is described, which is adapted to transport a recording medium on a transport belt through a printing unit. The conveyor belt has a plurality of holes that have a first cross-sectional area towards the recording medium. Air is pumped out of the holes by means of a negative pressure unit in order to build up a negative pressure in the holes. In the process, the fluid is pumped over a second cross-sectional area that is smaller as compared to the first cross-sectional area. As a result, relatively high holding forces on the recording medium can be achieved with relatively low fluid consumption.

The invention relates to a device for orienting a sheet on a feeding table (7) of a sheet printing machine. Comprising a top gauge (13), a first control cam (24) and a first roller lever (25) which are used for enabling the top gauge (13) to periodically swing below a page conveying path, and a second control cam (26) and a second roller lever (27) which are used for periodically adjusting the top gauge (13) to exceed a top gauge height (H) of a feeding table (7) in a page-to-page manner. The first roller lever (25) has a first lever arm (25.1) and a second lever arm (25.2), the top gauge (13) being mounted on the first lever arm (25.1) of the first roller lever (25), and the cam roller (28) being mounted directly on the second lever arm (25.2) of the first roller lever (25).

This prevents the first and second wiring from breaking. [Solution] The sheet support portion comprises a main body having a bulge, a first support surface supported by the main body so as to be openable and closable and supporting a sheet, an opening, a pull-out portion supported by the sheet support portion so as to be pull-out in the pull-out direction and movable between a first position and a second position, a cover that rotates in conjunction with the movement of the pull-out portion between the first position and the second position and covers the opening, a detection portion for detecting a sheet, and wiring for transmitting a signal to the detection portion. At least a portion of the bulge enters the opening of the sheet support portion and enters the space surrounded by the recess of the cover when the sheet support portion is closed relative to the main body. The wiring is arranged so as not to overlap the cover when viewed in the direction normal to the first support surface.

The invention discloses a thin film material taking and transferring device which comprises a mesh and a fixing frame. A grating net used for supporting the thin film material is formed in the middle of the net piece, and a sealing ring is formed by surrounding the grating net on the periphery of the net piece. The lower bottom surface of the sealing ring is fixed with the upper end surface of the fixing frame; a negative pressure cavity is formed in the fixing frame so that negative pressure can be generated to adsorb the thin film materials downwards. The invention has the effects that the grating net comprises a plurality of tightly arranged meshes, so that each position of the lower bottom surface of the thin film material adsorbed and fixed by negative pressure can be adsorbed and fixed by uniform negative pressure, obvious salient points are not easy to appear on the lower bottom surface due to negative pressure adsorption, the product quality can be effectively ensured, and the thin film material is prevented from being damaged at the moment when the thin film material is placed on the grating net. When the grid net is pressed downwards, certain downward pressure is generated downwards on the grid net, at the moment, the pressure buffering component is arranged, downward pressure buffering is conducted through the pressure buffering component, the grid net can be pressed downwards in a micro-amplitude flexible mode instead of being pressed downwards in a hard mode, the grid net is not prone to being damaged by pressing, and therefore the service life of the corresponding net piece is long.