EP1129020B1 - Vorrichtung zum ausrichten von blättern - Google Patents
Vorrichtung zum ausrichten von blättern Download PDFInfo
- Publication number
- EP1129020B1 EP1129020B1 EP99950769A EP99950769A EP1129020B1 EP 1129020 B1 EP1129020 B1 EP 1129020B1 EP 99950769 A EP99950769 A EP 99950769A EP 99950769 A EP99950769 A EP 99950769A EP 1129020 B1 EP1129020 B1 EP 1129020B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- sheet
- paddle
- paddlewheel
- axis
- adjustment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000000725 suspension Substances 0.000 claims description 16
- 230000007246 mechanism Effects 0.000 claims description 13
- 238000013016 damping Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006399 behavior Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 230000024703 flight behavior Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H31/00—Pile receivers
- B65H31/34—Apparatus for squaring-up piled articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2404/00—Parts for transporting or guiding the handled material
- B65H2404/10—Rollers
- B65H2404/11—Details of cross-section or profile
- B65H2404/111—Details of cross-section or profile shape
- B65H2404/1114—Paddle wheel
Definitions
- the invention relates to a device for aligning Scroll, with a sheet receiving area that is of two strokes, which are arranged at right angles to each other, is limited, and a sheet positioning device, too opposite the corner delimited by the two stops and is located within the sheet receiving area, the blade positioning device having at least one paddle wheel has that by a to the plane of the sheet receiving area in approximately parallel drive axis is rotatably driven, so that a sheet fed to the sheet receiving area with both stops is brought into investment.
- EP 0 045 657 A1 describes a copying device with a Device for aligning sheets on a platen known, the leaves on two at right angles arranged stop edges are aligned. This device has two paddle wheels, which in the corner area of the Stop walls are arranged. EP 0 045 657 A1 teaches that each paddle wheel with an angle of 10 ° to 25 ° opposite the adjacent stop edge is arranged. This will in the area of the paddle wheels the leaves of the respective Paddle wheels at high speed along the neighboring one Stop edge moved to the other stop edge.
- the axes of the paddle wheels are connected by a flexible shaft, which is powered by a motor. Because both paddle wheels driven by the common flexible shaft they are synchronized with each other.
- the paddles of the two Paddle wheels are arranged in opposite phases, so that each just a paddle wheel with one of its paddles with a blade in Contact is there. This avoids that at the same time two forces directed in different directions on one Leaf.
- From US 4,589,654 is a storage compartment according to the preamble of claim 1 for receiving and Stacking sheets described.
- This storage compartment is with a device for aligning sheets at two right angles arranged stop walls by means of two paddle wheels Mistake.
- One of the two paddle wheels is in the corner area the stop walls arranged and obliquely to both stop walls aligned to the sheets of paper against both stop walls to transport.
- the other paddle wheel is on the stop wall arranged on the opposite to the main conveying direction Side is arranged.
- This second paddle wheel the leaves should be with less force than the first paddle wheel act essentially in the main direction of conveyance.
- the invention has for its object a device to align sheets with a high Rate (e.g. ⁇ 80 sheets / min) of different sheets fed Paper type evenly arranged on two at right angles Can align stops.
- a high Rate e.g. ⁇ 80 sheets / min
- the invention is based on the knowledge that in the known Devices for aligning sheets to two in the leaves stop the two at right angles As a rule, attacks do not reach simultaneously. The Leaves are quickly pushed against one of the two stops and then much slower along this stop moved against the other stop.
- the paddle wheel has a double paddle wheel (59) with two arranged side by side on the drive axle (14)
- Single paddle wheels (60, 61) the single paddle wheels (60, 61) each have a base body (60a, 61a) with it molded paddles (60b, 61b) and the two individual paddle wheels (60, 61) with play on the drive axle (14) sit so that the paddle wheels (60, 61) on the drive axle (14) by an angle ( ⁇ ) relative to each other can.
- a preferred embodiment of the invention, in particular of the above second aspect is set out in claim 10. Accordingly, the axis for moving the sheet positioning device one from the center of the paddle wheel towards swivel axis offset to the inlet side of the sheet receiving area, the sheet positioning device freely about the axis is pivotable.
- the optimal angle is achieved with this alignment device the direction of conveyance of the paddle wheel automatically because when the paddle wheel reaches a stop, an increased, counteracts directed resistance to this attack the paddle wheel dodges towards the other stop.
- the conveying direction is set so that the to be aligned Leaf reached both stops at the same time.
- the paddle wheel can also be designed with a double paddle wheel his.
- Fig. 1 shows a first embodiment of the invention Device 1 for aligning sheets 2 or the like.
- the sheets 2 are rectangular and can be paper sheets, Foils or the like.
- the alignment device 1 has one of two stops 3, 4 limited sheet receiving area 5.
- the stops 3, 4 have a longitudinal extension and are at right angles to each other arranged. For example, they form stop walls a storage compartment of a printer or are as stop edges formed on a glass surface of a copier.
- a sheet positioning device is used to align the sheets 2 7 provided a paddle wheel 8, a paddle lever 9 and a bracket 10. At one end of the Paddle lever 9 is the paddle wheel and at the other end of the paddle lever 9, the bracket 10 is arranged.
- the paddle wheel 8 (Fig. 2a, 2b) is made of a cylindrical Base body 8a formed on the three radially projecting Paddles 8b are arranged.
- the paddles 8b consist of one elastic material with a rough surface, e.g. Rubber.
- the paddle wheel has three paddles 8b with an angular distance of 120 ° are evenly spaced from each other.
- the paddle wheel is with an L-shaped suspension 11 on the paddle lever 9 attached.
- the L-shaped suspension 11 has one vertical long leg 12 and a short horizontal Leg 13 on.
- a drive shaft 14 is mounted on which the paddle wheel 8 rotates.
- the short leg 13 is above from the paddle wheel 8 and arranged parallel to the drive shaft 14.
- the suspension 11 is at an end region of the paddle lever 9 rotatably mounted, one of the paddle lever 9 vertically upwardly extending axis of rotation 15 is provided, the one in the short leg 13 penetrates hole.
- Bevel gear 17 forms together with three other bevel gears 19 a bevel gear 20 for transmitting the rotary movement of the driven wheel 18 on the paddle wheel 8.
- the others Bevel gears 19 are arranged on the vertical leg 12, the lowest of the bevel gears on the drive shaft 14 sits.
- the bracket 10 is in the present embodiment as Bearing receptacle formed in which a rotatable through the Bearing seat extending drive shaft 21 mounted is.
- the drive shaft 21 has a polygonal cross section on.
- Bevel gear 22 On the drive shaft 21, a vertically arranged is seated Bevel gear 22, which is made with a bevel gear and a pulley existing drive wheel 23 in intermeshing connection.
- the pulley of the drive wheel 23 and the pulley 16 of the driven wheel 18 are wrapped in a belt 24, so that a rotational movement of the drive shaft 21 via the drive wheel 23, the belt 24, the driven pulley 18 and that Bevel gear 20 is transmitted to the paddle wheel 8.
- the adjusting device 26 of the present exemplary embodiment has a rotary lever 28 which is about a vertical Axle 29 is rotatably supported and at one end of the Adjusting lever 25 is articulated so that the adjusting lever 25 in its longitudinal direction by a rotary movement of the rotary lever 28 can be adjusted.
- This movement of the adjustment lever is transferred to the suspension 11, the corresponding one Rotary movement (double arrow 30) about the axis of rotation 15 executes.
- An exact setting of the rotary lever can e.g. by actuation by means of a stepper motor.
- the adjustment lever can also be a linear movement generating actuator can be used.
- the adjusting device 26, the adjusting lever 25 and the short one Legs 13 form an adjustment mechanism with which the paddle wheel 8 rotates about the axis 15 and thus the conveying direction 31 of the paddle wheel can be changed.
- the axis of rotation 15 around which the paddle wheel from which the adjustment device and the adjustment lever 25 existing adjustment mechanism can be adjusted is preferably on the bisector 32 to the two stops 3, 4 arranged and the adjustment range is +/- 5 ° and preferably +/- 10 ° with respect to the bisector 32.
- the adjustment range of +/- 10 ° with respect to the bisector 32 can be the angle between the conveying direction 31 and the stops 3, 4 can be changed in the range from 35 ° to 55 °.
- These angles also apply with respect to the bisector 32 parallel Lines, i.e. that the paddle wheels are not around the bisector must be arranged, but also a piece can be arranged away. This can also mean that the paddle wheels do not point directly at the stops, however, by their orientation fictitious extensions of the attacks are targeted.
- sheets 2 are intermittently on one the front stop 3 opposite input side fed in the conveying direction 33.
- the sheets 2 are from the Paddle 8b of the paddle wheel driven against the stops 3, 4, whereby according to the invention by turning the paddle wheel 8 the conveying direction 31 can thus be set about the axis of rotation 15 can that the leaves 2, the stops 3 and Reach 4.
- Fig. 3 shows a second embodiment of the invention Device for aligning sheets.
- This alignment device again has two at right angles arranged stops 3, 4 by a bracket 10 passed through drive shaft 21 and one of the Holder for two paddle wheels 8 extending paddle levers 9 on.
- the paddle lever 9 is in two parts from one with the bracket 10 connected support rod 9a and one in plan view approximately U-shaped fork element 9b formed on the handrail 9a is attached and with its open side to the between the stops 3, 4 showing limited corner area 34 is arranged.
- the fork element 9b has one on the support rod 9a attached base portion 35 and two of the base portion 35 side sections slightly spread outwards 36, 37 on. At these side sections 36, 37 is a flexible Mounted shaft 38 which bent away from the base portion 35 is.
- Two paddle wheels 8 sit on the flexible shaft 38, 8 ', the two paddle wheels 8, 8' within the fork element 9b adjacent and approximately parallel to the side sections 36, 37 are arranged.
- the flexible shaft 38 is a piece on the side portion 37 led to the outside, with a belt driven pulley 39 on the outwardly projecting portion of the flexible shaft 38 is attached.
- a belt drive pulley 40 is on the drive shaft 21 arranged next to the bracket 10 and with the Drive shaft 21 non-rotatably connected.
- the Conveying directions of the paddle wheels 8, 8 'an angle ⁇ or ⁇ of 10 ° with the bisector to the stops 3, 4 a, the angles ⁇ and ⁇ towards the corner area 34 of the attacks are open.
- the paddle wheel 8 thus has its conveying direction F1 to the stop 4 and the paddle wheel 8 'points with its conveying direction F2 to the stop 3.
- Die Conveying directions F1, F2 of the paddle wheels 8, 8 'therefore close with the sheet feed direction 33 an angle ⁇ of 35 ° and an angle ⁇ of 55 °.
- the above arrangement can also be modified within the scope of the invention , e.g. the conveying directions of the paddle wheels 8, 8 'depending on the feed rate, which in is generally constant for a printing press, is adjusted.
- the angle ⁇ greater than adjust the angle ⁇ .
- a predetermined angle e.g. 50 ° to 60 °.
- a fork element 9b is together with the paddle wheels 8, 8 'and the articulated Shaft 38 'shown in Figure 5a.
- This embodiment differs different from the above through the different training the shaft and that the two paddle wheels interlock shear (see also Fig. 4b and 4c). Such a shearing The arrangement of the paddle wheels 8, 8 'is very compact.
- FIG. 5b Another advantageous arrangement of the paddle wheels 8, 8 'with a fork element 9b 'and one over two universal joints 43, 44 belt driven pulley connected to the paddle wheels 8, 8 ' 39 'is shown in Fig. 5b.
- the used here Fork element 9b ' is narrower in plan view than that of the fork elements used in the embodiments described above, the between its side portions 36 ', 37' Belt driven pulley 39 'is arranged with two lateral Drive shaft stub 45 is provided, each with Play through a hole 46 in the side sections 36 ', 37'.
- the drive shaft stubs 45 are each in one piece with the universal joints arranged outside the fork element 9b ' 43, 44 connected.
- the outward facing parts of the Universal joints 46 are each with play in one on the side sections 36 ', 37' attached bearing bush 47 is arranged.
- the bearing bushes 47 are on their inner surfaces provided with a plain bearing 48.
- a pin-shaped inner bearing part is stored in the bearing bushes 47 49, on which a bearing bush 47 comprising Bearing sleeve 50 is attached.
- This embodiment is very easy to maintain, as it is a certain Paddle wheels subject to wear on the outside of the fork element 9b 'are arranged and simply pulled off and on again can be plugged on.
- FIG. 6 is a further modification of that shown in FIG. 3 Embodiment shown.
- the V-shaped in plan view The arrangement of the paddle wheels 8, 8 'corresponds to that of FIG. 3, which is why another detailed description is omitted can be.
- the alignment device shown in FIG. 6 differs in that the paddle lever with a hinge 51 on the bracket 10 is attached so that the paddle lever 9 by one the plane of the sheet receiving area vertical axis 52 is pivotable is.
- the paddle lever 9 is beyond the joint 51 extended with a lever portion 53 on which an adjusting device (not shown) attacks.
- the adjustment device can the two paddle wheels 8, 8 'around the Axis 52 are pivoted so that their conveying directions Paper type and the sheet feed speed can be adjusted can. This will fine-tune the two conveying directions F1, F2 achieved, for example, particularly heavy Align paper cleanly and at high speed.
- the drive device comprises one arranged on the holder 10 and bevel gear connected to the drive shaft 21 54, an adjoining one and with a universal joint provided telescopic rod 55, and one with the driven side the telescopic rod 55 and the drive shaft 38 the bevel gear 56 connected to the paddle wheels 8, 8 ' Rotary movement of the drive shaft 21 is thus via the bevel gear 54, the telescopic rod 55 and the bevel gear 56 on the drive shaft 38 of the paddle wheels 8, 8 ' transfer.
- This drive device can be used with the a hinged telescopic rod 55 through the Pivotal movement about the axis 52 occurring length and angle changes compensate.
- Fig. 7a shows the alignment device with a sheet 2, which rests on the front stop 3.
- the sheet 2 abuts the stop 3, it can no longer deflect in the sheet feed direction 33, which is why the paddle wheel 8 'pointing towards the stop 3 has a greater counterforce F counter ' than the paddle wheel 8 pointing towards the side stop 4.
- F counter ' counterforce
- a fed sheet 2 comes first with the side one Stop 4 in contact, so the sheet 2 can not continue dodge sideways and creates a directed away from the stop 4 greater drag on the paddle wheel 8 than on the Paddle wheel 8 '.
- the paddle lever 9 together with the paddle wheels 8, 8 'from the stop 4 towards the stop 3 swung away (arrow 58).
- the paddle lever 9 is thus automatically adjusted to an angle at which a few sheets 2 reach the stops 3 and 4 after the alignment of a few blades 2, so that the opposing forces acting on the two paddle wheels F geg ', F geg are each the same size , A balance of forces is thus established which holds the paddle wheels 8, 8 'in the optimal position for aligning the blades.
- a damping device is preferably provided dampens the pivoting movement of the lever 9, so that vibrations can be suppressed about the pivot axis 52. With a drive device with telescopic rod 55, this can be done in the telescopic rod integrated telescopic element this damping function take.
- This embodiment is characterized by a mechanical very simple structure, which is a very effective optimization of the alignment process.
- This embodiment is above based on an embodiment with two paddle wheels described.
- Such a freely pivoting paddle lever can also be done with just a single paddle wheel be provided, which is equally in one of the described Force equilibrium sets certain optimal angle, around the leaves simultaneously against the two stops to drive.
- FIG. 8a, 8b show a further embodiment of an inventive Alignment device with two separately adjustable Paddle wheels 8, 8 '. It corresponds to the Arrangement of the paddle wheels 8, 8 'on a flexible drive shaft 38 and the design of the drive device with a Telescopic rod 55 the embodiment shown in Fig. 6, which is why the same parts have the same reference numerals and a detailed description is omitted again can be.
- the two paddle wheels are each of an L-shaped Suspension 11, 11 'held, as shown in Figs. 2a and 2b is shown.
- the suspensions 11, 11 ' are at the end areas one in plan view V-shaped paddle lever 9 by one vertical axis 15, 15 'mounted.
- the drive shaft 38 of the Paddle wheels 8, 8 ' is a flexible shaft attached to the suspensions 11, 11 'is mounted and on which the two paddle wheels are rotatably arranged.
- the two Adjustment devices 26, 26 ' can be operated independently of one another, so that the conveying directions of the paddle wheels 8, 8 ' are independently adjustable (Fig. 8b).
- This alignment device allows the delivery speeds to the two stops 3, 4 independently of each other can be.
- the exemplary embodiments described above each have Single paddle wheels 8, 8 '.
- Such a double paddle wheel 59 has two single paddle wheels 60, 61 on that on a common rectilinear drive axis 14 sit.
- the individual paddle wheels 60, 61 are immediate arranged side by side and in turn consist of one Base body 60a, 61a and paddles 60b, 61b formed thereon.
- the drive axle is 14 attached to a pulley 62.
- Parallel A driving pin is attached to the drive shaft 14 on the pulley 62 63 attached.
- the driving pin 63 extends through a hole formed in the individual paddle wheels 60, 61 64, so that a rotational movement of the pulley 62 on the Single paddle wheels 60, 61 is transmitted.
- the drive pin extends through the holes 64 in the base bodies 60a, 61a of the individual paddle wheels with some play in the direction of rotation, so that the two individual paddle wheels 60, 61 around an angle ⁇ of e.g. ⁇ 5 ° relative to the drive axis 14 can twist to each other.
- Such an inclination of the drive axis 14 arises a when the height of the top sheet 2 when stacking Scrolling fluctuates at high speed, with the whole Height difference is usually about 1 to 2 cm.
- This difference in height is caused by a swiveling movement of the paddle lever 9 balanced, with the paddle lever around its longitudinal axis is rotated so that the drive axis 14th of the paddle wheel between a parallel and an inclined one Alignment towards the surface of the sheet stack now and then is pivoted here.
- Double paddle wheel 59 also touch both paddles 60b, 61b inclined drive axis 14 the surface of the sheet stack ( Figures 10a, 10b). This means that it remains independent of the current one Stack height the friction between the double paddle wheel 59 and the top sheet 2 of the stack constant. This poses another significant improvement in stacking sheets at high speed, which is also independent of the alignment device according to the invention can be used can.
- FIGS. 10c and 10d 10a and 10b The device of the figures is shown in FIGS. 10c and 10d 10a and 10b shown again and the representation in each case added some details. From these details it becomes clear like the alignment device between an operating state, in which she aligns sheets and in a service condition, in where it can be serviced.
- the Anund Swiveling takes place with a device-fixed eccentric 65, on which a bracket 66 rests.
- the bracket 66 is with a plate 67 firmly connected.
- the plate 67 is through a bearing 68 movably mounted relative to the drive shaft 21.
- the alignment device with the double paddle 59 can thus be relative pivoted to the device-fixed plate 68 in the direction S. become.
- the device In the operating state in which the alignment device Aligns single sheets, the device is on the Sheet stack 2 on and is close to plate 68 Alignment device to be able to perform service work e.g. in order to replace the paddle wheels 61, the sheet stack 2 lying on a lifting table with the lifting table moved away from the alignment device and then the Alignment device pivoted away from the plate 68.
- the Pivoting movement is supported with a counterweight 70, which is a counter torque to that of the weight of the paddle wheels 60, 61 generated torque, each with the lever arm Drive shaft 21, forms.
- the invention is based on several exemplary embodiments have been described. However, it is not based on these embodiments limited. Within the scope of the invention e.g. the stops, not as shown in the drawings, through a continuous wall or strip, but for example formed from several pin-shaped elements his. There are also modifications in the different drive devices and means for arranging the paddle wheels possible over the sheet receiving area. The number of paddles can be changed as needed, taking in practice however, paddle wheels with three paddles have proven to be beneficial to have.
- Universal joints can also be used through ball / tenon joints or bellows couplings can be replaced.
- the arrangement and / or adjustability is essential for the invention the direction of conveyance of the paddle wheels. hereby can stack and align them at a high rate fed sheets necessary short time intervals between aligning two sheets.
- the invention relates to a device for aligning Scroll in a single sheet printer.
- the leaves come with a paddle wheel against two stops arranged at right angles promoted.
- the paddle wheel is the paddle wheel a double paddle wheel with two side by side on the drive axle arranged single paddle wheels.
- the two single paddle wheels sit with a game on the drive axle so that the paddle wheels on the drive shaft (14) by one Can twist angles relative to each other. hereby the conveying behavior when lying diagonally on the sheet stack Paddling, i.e. stabilized despite inclined drive axle.
- leaves can at a high rate, especially at a rate of 80 sheets / min and more, and with different weight, roughness and Size reliably stacked and aligned.
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- Engineering & Computer Science (AREA)
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Description
- Blattzuführgeschwindigkeit, mit welcher die Blätter dem Ablagefach zugeführt werden; die Blattzuführgeschwindigkeit wirkt sich insbesondere auf das Flugverhalten der Blätter nach dem Verlassen der letzten Transportwalzen aus. Die Blattzuführgeschwindigkeit wird in der Regel bei einer bestimmten Vorrichtung nicht variiert; die Blattzuführgeschwindigkeiten unterschiedlicher Maschinen können sich jedoch unterscheiden.
- Abstand, mit dem die Blätter dem Ablagefach zugeführt werden, wobei die Blattrate bei konstanter Blattzuführgeschwindigkeit umso größer ist, je kürzer der Abstand zwischen zwei aufeinanderfolgenden Blätter ist.
- Papierart; die Papierart ist insbesondere durch das Format, das Flächengewicht und die Oberfläche festgelegt.
- Fig. 1
- eine Vorrichtung zum Ausrichten von Blättern mittels eines Paddelrades, das um eine vertikale Achse verdrehbar ist, in der Draufsicht,
- Fig. 2a, 2b
- das in Fig. 1 gezeigte Paddelrad zusammen mit dessen Aufhängung in einer Vorderansicht bzw. in einer perspektivischen Ansicht,
- Fig. 3
- eine Vorrichtung zum Ausrichten von Blättern mittels zweier Paddelräder in der Draufsicht,
- Fig. 4a, 4b, 4c
- die räumliche Anordnung zweier Paddelräder der in Fig. 3 gezeigten Vorrichtung in einer Seitenansicht, einer perspektivischen Ansicht und einer Draufsicht,
- Fig. 5a, 5b
- zwei Paddelräder und deren gelenkige Verbindung in der Draufsicht,
- Fig. 6
- eine Vorrichtung zum Ausrichten von Blättern mittels zweier Paddelräder, die um eine gemeinsame Schwenkachse verschwenkbar sind, in der Draufsicht,
- Fig. 7a, 7b, 7c
- die in Fig. 6 gezeigte Vorrichtung während einer Einschwenkphase,
- Fig. 8a, 8b
- jeweils eine Vorrichtung zum Ausrichten von Blättern mittels zweier Paddelräder, die um eine vertikale Drehachse verdrehbar sind, in der Draufsicht,
- Fig. 9
- ein Doppelpaddelrad in perspektivischer Darstellung, und
- Fig. 10a, 10b, 10c, 10d
- eine Vorrichtung zum Ausrichten von Blättern mit einem Doppelpaddelrad jeweils in perspektivischer Darstellung.
- 1
- Vorrichtung zum Ausrichten von Blättern
- 2
- Blätter
- 3
- Anschlag
- 4
- Anschlag
- 5
- Blattaufnahmebereich
- 6
- - frei -
- 7
- Blattpositioniereinrichtung
- 8
- Paddelrad
- 8'
- Paddelrad
- 8a
- Grundkörper des Paddelrades
- 8b
- Paddel
- 9
- Paddlehebel
- 9a
- Haltestange
- 9b
- Gabelelement
- 9b'
- Gabelelement
- 10
- Halterung
- 11
- Aufhängung
- 12
- Schenkel der Aufhängung 11
- 13
- Schenkel der Aufhängung 11
- 14
- Antriebswelle
- 15
- Drehachse
- 16
- Riemenscheibe
- 17
- Kegelzahnrad
- 18
- Abtriebsrad
- 19
- Kegelzahnrad
- 20
- Kegelradgetriebe
- 21
- Antriebswelle
- 22
- Kegelzahnrad
- 23
- Antriebsrad
- 24
- Riemen
- 25
- Verstellhebel
- 26
- Verstelleinrichtung
- 27
- - frei -
- 28
- Drehhebel
- 29
- vertikale Achse
- 30
- Doppelpfeil
- 31
- Förderrichtung
- 32
- Winkelhalbierende
- 33
- Blattzuführrichtung
- 34
- Eckbereich
- 35
- Basisabschnitt
- 36
- Seitenabschnitt
- 36'
- Seitenabschnitt
- 37
- Seitenabschnitt
- 37'
- Seitenabschnitt
- 38
- Welle
- 39
- Riemenabtriebsscheibe
- 40
- Riemenantriebsscheibe
- 41
- Umlenkrolle
- 42
- Umlenkrolle
- 43
- Kreuzgelenk
- 44
- Kreuzgelenk
- 45
- Antriebswellenstummel
- 46
- Loch
- 47
- Lagerbuchse
- 48
- Gleitlager
- 49
- Lagerinnenteil
- 50
- Lagerhülse
- 51
- Gelenk
- 52
- Achse
- 53
- Hebelabschnitt
- 54
- Kegelradgetriebe
- 55
- Teleskopstange
- 56
- Kegelradgetriebe
- 57
- Pfeil
- 58
- Pfeil
- 59
- Doppelpaddelrad
- 60
- Einzelpaddelrad
- 60a
- Grundkörper des Einzelpaddelrades 60
- 60b
- Paddel des Einzelpaddelrades 60
- 61
- Einzelpaddelrad
- 61a
- Grundkörper des Einzelpaddelrades 61
- 61b
- Paddel des Einzelpaddelrades 61
- 62
- Riemenscheibe
- 63
- Mitnahmestift
- 64
- Loch
- 65
- Exzenter
- 66
- Bügel
- 67
- Platte
- 68
- Plattenlager
- 69
- Gegengewicht
- S
- Schwenkrichtung
Claims (12)
- Vorrichtung zum Ausrichten von Blättern miteinem Blattaufnahmebereich (5), der von zwei Anschlägen (3, 4), die im rechten Winkel zueinander angeordnet sind, begrenzt ist, undeiner Blattpositioniereinrichtung (7), die zu der durch die beiden Anschläge (3, 4) begrenzten Ecke (34) gegenüberliegend und innerhalb des Blat-taufnahmebereichs (5) angeordnet ist, wobei die Blattpositioniereinrichtung (7) zumindest ein Paddelrad (8, 8') aufweist, das um eine zur Ebene des Blattaufnahmebereichs (5) im wesentlichen parallele Antriebsachse (14, 38) drehbar antreibbar ist, so daß ein dem Blattaufnahmebereich (5) zugeführtes Blatt (2) mit beiden Anschlägen (3, 4) in Anlage gebracht wird, dadurch gekennzeichneit,daß das Paddelrad ein Doppelpaddelrad (59) mit zwei nebeneinander auf der Antriebsachse (14) angeordneten Einzelpaddelrädern (60, 61) ist unddaß die Einzelpaddelräder (60, 61) jeweils einen Grundkörper (60a, 61a) mit daran angeformten Paddeln (60b, 61b) aufweisen und die beiden Einzelpaddelräder (60, 61) mit einem Spiel auf der Antriebsachse (14) sitzen, so daß sich die Paddelräder (60, 61) auf der Antriebsachse (14) um einen Winkel (η) relativ zueinander verdrehen können.
- Vorrichtung nach Anspruch 1,
dadurch gekennzeichnet, daß der Winkel (η) im Bereich von ±2° bis ±10° liegt und/oder daß die beiden Einzelpaddelräder (60, 61) an ihren Grundkörpern (60a, 61a) jeweils mit einem Loch versehen sind, das von einem Mitnahmestift (63) mit Spiel in Drehrichtung durchgriffen wird. - Vorrichtung nach einem der Ansprüche 1 oder 2,
dadurch gekennzeichnet, daß die Blattpositioniereinrichtung (7) um eine senkrecht zur Ebene des Aufnahmebereichs (5) stehende Achse (15, 15', 52) verstellbar ist, so daß die Förderrichtung des Paddelrades (8, 8') veränderbar ist. - Vorrichtung nach Anspruch 3,
dadurch gekennzeichnet, daß die Achse zum Verstellen der Blattpositioniereinrichtung (7) eine durch das Zentrum des Paddelrades (8, 8') verlaufende Drehachse (15, 15') ist und daß die Antriebsachse (14) an einem Endbereich eines vertikalen Schenkels (12) einer L-förmigen Aufhängung (11) gelagert ist, wobei der andere, horizontale Schenkel (13) oberhalb des Paddelrades (8, 8') parallel zur Antriebsachse (14) angeordnet ist. - Vorrichtung nach Anspruch 4,
dadurch gekennzeichnet, daß der horizontale Schenkel (13) der L-förmigen Aufhängung (11) am Endbereich eines Paddelhebels (9) drehbar um die Drehachse (15, 15') gelagert ist, wobei der Paddelhebel (9) mit seinem anderen Endbereich an einer Halterung (10) befestigt ist. - Vorrichtung nach Anspruch 5,
dadurch gekennzeichnet, daß am horizontalen Schenkel (13) ein um die Drehachse (15) drehbar gelagertes Abtriebsrad (18) vorgesehen ist, dessen Drehbewegung mittels eines Kegelradgetriebes (20) auf das Paddelrad (8) übertragen wird. - Vorrichtung nach Anspruch 6,
dadurch gekennzeichnet, daß das an der Aufhängung (11) angeordnete Abtriebsrad (18) von einem dieses und ein an der Halterung (10) angeordnetes Antriebsrad (23) umschlingenden Riemen (24) angetrieben wird. - Vorrichtung nach einem der Ansprüche 3 bis 6,
dadurch gekennzeichnet, daß ein Verstellmechanismus zum Verstellen der Förderrichtung des Paddelrades (8, 8') vorgesehen ist, wobei der Verstellmechanismus einen Verstellhebel (25) aufweist, der an einem Endbereich des horizontalen Schenkels (13) der Aufhängung (11) gelenkig befestigt ist und mittels einer Verstelleinrichtung (26) an der Halterung (10) befestigt ist. - Vorrichtung nach Anspruch 8,
dadurch gekennzeichnet, daß die Verstelleinrichtung (26) ein von einem Schrittmotor angetriebener Drehhebel (28) ist. - Vorrichtung nach Anspruch 1,
dadurch gekennzeichnet, daß die Achse zum Verstellen der Blattpositioniereinrichtung (7) eine vom Zentrum des Paddelrades (8, 8') in Richtung zur Einlaufseite des Blattaufnahmebereichs (5) versetzte Schwenkachse (52) ist, wobei die Blattpositioniereinrichtung (7) frei um die Schwenkachse (52) verschwenkbar ist. - Vorrichtung nach Anspruch 10,
gekennzeichnet durch,
eine Dämpfungseinrichtung zum Dämpfen der Schwenkbewegung des Paddelrades. - Vorrichtung nach Anspruch 10 oder 11,
dadurch gekennzeichnet, daß die Blattpositioniereinrichtung (7) an einem Endbereich eines Paddelhebels (9) angeordnet ist und der andere Endbereich des Paddelhebels (9) an einer Halterung (10) befestigt ist, wobei an dem an der Halterung (10) angeordneten Endbereich des Paddelhebels (9) ein Schwenkgelenk vorgesehen ist, so daß zumindest ein Teil des Paddelhebels (9) schwenkbar um die Schwenkachse (52) ausgebildet ist.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19848972A DE19848972C2 (de) | 1998-10-23 | 1998-10-23 | Vorrichtung zum Ausrichten von Blättern |
DE19848972 | 1998-10-23 | ||
PCT/EP1999/008017 WO2000024659A2 (de) | 1998-10-23 | 1999-10-22 | Vorrichtung zum ausrichten von blättern |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1129020A2 EP1129020A2 (de) | 2001-09-05 |
EP1129020B1 true EP1129020B1 (de) | 2003-06-04 |
Family
ID=7885446
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99950769A Expired - Lifetime EP1129020B1 (de) | 1998-10-23 | 1999-10-22 | Vorrichtung zum ausrichten von blättern |
Country Status (4)
Country | Link |
---|---|
US (1) | US6676124B1 (de) |
EP (1) | EP1129020B1 (de) |
DE (2) | DE19848972C2 (de) |
WO (1) | WO2000024659A2 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050231744A1 (en) * | 2004-04-15 | 2005-10-20 | Christian Riedl | Method and device to offset stack pages of successive print or copy jobs |
US20070102867A1 (en) * | 2005-11-09 | 2007-05-10 | Lexmark International, Inc. | Media feeding apparatus |
US7591468B2 (en) * | 2007-07-02 | 2009-09-22 | Xerox Corporation | Low noise compile paddles |
WO2009105060A2 (en) * | 2008-02-19 | 2009-08-27 | Gregory Ronald Jantsch | Sheet document processor |
US9132672B2 (en) | 2011-11-08 | 2015-09-15 | Xerox Corporation | Controlling exit velocity of printed sheets being stacked to optimize stack quality |
JP6678021B2 (ja) * | 2015-12-10 | 2020-04-08 | 株式会社東芝 | シート後処理装置 |
CN115159134B (zh) * | 2022-07-28 | 2023-10-27 | 淮滨县建筑工程质量监督管理站 | 一种房建施工用板材整理装置 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3669447A (en) * | 1970-09-09 | 1972-06-13 | Xerox Corp | Sheet propelling apparatus |
US4017066A (en) * | 1976-06-04 | 1977-04-12 | Xerox Corporation | Set separator |
CA1162102A (en) * | 1980-08-04 | 1984-02-14 | Gerald M. Garavuso | Document corner registration system |
US4359219A (en) * | 1980-08-04 | 1982-11-16 | Xerox Corporation | Direct control paddle wheel |
DE3230833C2 (de) * | 1982-08-19 | 1985-08-29 | CORTEC Wellpappenmaschinenhandels- und Service GmbH, 2000 Hamburg | Vorrichtung mit mehreren Arbeitsstationen zum Bedrucken, Ausstanzen bzw. Zuschneiden von Kartonzuschnitten |
JPS59128156A (ja) * | 1983-01-07 | 1984-07-24 | Canon Inc | シ−ト整列装置 |
US4687193A (en) | 1985-04-15 | 1987-08-18 | Unisys Corporation | Dual force jogger/stacker for cut sheet items |
US4946153A (en) * | 1987-07-10 | 1990-08-07 | Minolta Camera Kabushiki Kaisha | Paper handling apparatus with a paper stapling function |
DE3808661A1 (de) * | 1988-03-15 | 1989-09-28 | Siemens Ag | Ablageeinrichtung zum abstapeln blattfoermiger aufzeichnungstraeger in einem ausgabefach einer druckeinrichtung |
US4988087A (en) * | 1989-07-03 | 1991-01-29 | Xerox Corporation | Sheet Stacker |
DE8911949U1 (de) * | 1989-10-06 | 1991-02-07 | Kuka Schweißanlagen + Roboter GmbH, 86165 Augsburg | Greifervorrichtung zum Aufnehmen, Transportieren und Absetzen von flächigen Werkstücken aus textilem Material u.dgl. |
JPH04323149A (ja) * | 1991-04-22 | 1992-11-12 | Fuji Xerox Co Ltd | 原稿の整合装置 |
DE4229425A1 (de) * | 1992-09-03 | 1994-03-10 | Kodak Ag | Vorrichtung zum stapelweisen Ablegen und Ausrichten von einzeln zugeführten Blättern |
US5415390A (en) | 1994-05-23 | 1995-05-16 | Hewlett-Packard Company | Double surface registration mechanism for a stack of sheets |
US5601283A (en) * | 1996-01-11 | 1997-02-11 | Xerox Corporation | Cross roll registration deskew based on paper weight |
-
1998
- 1998-10-23 DE DE19848972A patent/DE19848972C2/de not_active Expired - Fee Related
-
1999
- 1999-10-22 EP EP99950769A patent/EP1129020B1/de not_active Expired - Lifetime
- 1999-10-22 DE DE59905878T patent/DE59905878D1/de not_active Expired - Fee Related
- 1999-10-22 WO PCT/EP1999/008017 patent/WO2000024659A2/de active IP Right Grant
- 1999-10-22 US US09/830,136 patent/US6676124B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE19848972C2 (de) | 2002-08-29 |
DE19848972A1 (de) | 2000-05-04 |
EP1129020A2 (de) | 2001-09-05 |
US6676124B1 (en) | 2004-01-13 |
DE59905878D1 (de) | 2003-07-10 |
WO2000024659A2 (de) | 2000-05-04 |
WO2000024659A3 (de) | 2000-11-16 |
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