EP2691326B1 - Dérouleur d'une presse rotative - Google Patents

Dérouleur d'une presse rotative Download PDF

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Publication number
EP2691326B1
EP2691326B1 EP12725689.9A EP12725689A EP2691326B1 EP 2691326 B1 EP2691326 B1 EP 2691326B1 EP 12725689 A EP12725689 A EP 12725689A EP 2691326 B1 EP2691326 B1 EP 2691326B1
Authority
EP
European Patent Office
Prior art keywords
unwinding device
roll
expansion shaft
roll unwinding
printing
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.)
Active
Application number
EP12725689.9A
Other languages
German (de)
English (en)
Other versions
EP2691326A1 (fr
Inventor
Johannes Matthias Rudolf Repp
Karl Richard RÖSCH
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koenig and Bauer AG
Original Assignee
Koenig and Bauer AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Koenig and Bauer AG filed Critical Koenig and Bauer AG
Publication of EP2691326A1 publication Critical patent/EP2691326A1/fr
Application granted granted Critical
Publication of EP2691326B1 publication Critical patent/EP2691326B1/fr
Active legal-status Critical Current
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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
    • B65H19/00—Changing the web roll
    • B65H19/10—Changing the web roll in unwinding mechanisms or in connection with unwinding operations
    • B65H19/12—Lifting, transporting, or inserting the web roll; Removing empty core
    • B65H19/126—Lifting, transporting, or inserting the web roll; Removing empty core with both-ends supporting arrangements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2301/00—Handling processes for sheets or webs
    • B65H2301/40—Type of handling process
    • B65H2301/41—Winding, unwinding
    • B65H2301/413—Supporting web roll
    • B65H2301/4136—Mounting arrangements not otherwise provided for
    • B65H2301/41366—Mounting arrangements not otherwise provided for arrangements for mounting and supporting and -preferably- driving the (un)winding shaft
    • B65H2301/413665—Mounting arrangements not otherwise provided for arrangements for mounting and supporting and -preferably- driving the (un)winding shaft articulated bearing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2402/00—Constructional details of the handling apparatus
    • B65H2402/30—Supports; Subassemblies; Mountings thereof
    • B65H2402/31—Pivoting support means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
    • B65H2511/20—Location in space
    • B65H2511/21—Angle

Definitions

  • the invention relates to a Rollenabspulvorraum a roller printing machine according to the preamble of claim 1.
  • Various printing methods are known which can be used in printing presses.
  • One such printing method is ink jet printing or ink jet printing.
  • individual ink drops are ejected from nozzles of printheads and transferred to a substrate, that results in a print image on the substrate.
  • By individual control of a plurality of nozzles so different print images can be created.
  • personalized printed products can be produced and / or small runs of printed products can be produced at low cost due to the saving of the printing forme.
  • register An exact match of a print image on the front and back of a printed substrate printed on both sides is called register (DIN 16500-2).
  • Multi-color printing is called the Passer (DIN 16500-2), when individual print images of different colors are combined exactly to a picture. Also in the context of inkjet printing, appropriate measures must be taken to maintain register and / or register.
  • a printing press wherein the printing press has a first printing unit and a dryer, wherein the first printing unit comprises a central cylinder with its own, the first central cylinder associated drive motor and at least one, aligned on a cylinder jacket surface of the first central cylinder ink jet print head having.
  • a Rollenabspulvorraum which has at least one roller holding device and at least one, connected to the at least one roller holding device via at least one torque converter drive motor.
  • a Rollenabspulvorraum which has at least one roller holding device and at least one connected to the at least one roller holding device via at least one torque converter drive, wherein the at least one roller holding device is designed as a clamping shaft and wherein the clamping shaft has at least one driver element, at least in the radial Direction with respect to a rotation axis of the tensioning shaft is movably connected to the tensioning shaft and wherein the Rollenabspulvorraum has at least two tensioning shaft bearings, of which at least one torque transmitting and / or transferable connected and / or connectable with the tensioning shaft and wherein the at least one tensioning shaft bearing via the at least one torque transmitter transmitting torque and / or transferable with the at least one drive motor is connected.
  • a Rollenabspulvorraum which has at least one roller holding device and at least one, connected to the at least one roller holding device via at least one torque transducer drive motor, wherein the at least one roller holding device is designed as a clamping shaft.
  • a Rollenabspulvorraum a packaging machine, wherein the Rollenabspulvorraum has at least one roller holding device and wherein at least two roller bearings are at least partially rotatable about a rotation axis and about a different axis of rotation from the pivot axis relative to a frame of Rollenabspulvorraum pivotally mounted.
  • the invention has for its object to provide a Rollenabspulvorraum a roller printing machine.
  • Preferred embodiments in which a pivoting range is limited, offer the advantage of a particularly simple, error-resistant and cost-effective supply of the drive motor.
  • a preferred arrangement of a dancer lever and / or a dancer roller and / or a Bahnkantenausrichters and /, one of a draw roller and a Switzerlandpresseur feed nip and a metering feed train has the advantage that a, unrolled by the Rollenabspulvorraum printing material particularly uniform and defined is aligned and stretched and thus available under particularly advantageous conditions for further processing.
  • a printing machine 01 which is embodied, for example, as a rotary printing press 01, has at least one printing material source 100, at least one first printing unit 200, preferably at least one first dryer 301, preferably at least one second printing unit 400 and preferably at least one second dryer 331 and at least one post-processing device 500.
  • the printing machine 01 is also preferably designed as an inkjet printing machine 01.
  • the printing press 01 is designed as a roll printing machine 01, more preferably as a roll ink jet printing machine 01.
  • the printing press 01 is designed, for example, as a rotary printing press 01, for example as a rotary rotary printing press 01, in particular a rotary rotary inkjet printing machine 01.
  • the printing material source 100 is designed as a roll-off device 100.
  • the printing material source 100 is designed as a sheet feeder.
  • substrate 02 is aligned, preferably with respect to at least one edge of the substrate 02.
  • a roll printing machine 01 is a web-shaped substrate 02, so a printing material 02, for example, a paper web 02 or a textile web 02 or a film 02, for example, a plastic film 02 or a metal foil 02 unwound from a Betigstoffrolle 101 and preferably aligned with respect to their edges.
  • the printing material 02 and in particular the printing substrate 02 is passed through the at least one first printing unit 200, where the printing substrate 02 and in particular the printing material 02 provided by at least one ink at least one side and preferably two-sided with a printed image becomes.
  • the printing substrate 02 and in particular the printing material web 02 preferably passes through the at least one first dryer 301 in order to dry the applied printing ink.
  • a coating agent in particular a paint.
  • the at least one first dryer 301 is part of a dryer unit 300.
  • the printing substrate 02 and in particular the printing material web 02 is preferably the at least one post-processing device 500 is supplied and further processed there.
  • the at least one post-processing device 500 is designed, for example, as at least one folding device 500 and / or as a winding device 500.
  • the printing material 02 which is preferably printed on two sides, is processed further to form individual printed products.
  • Bescherstoffrollen 101 which are preferably used in the Rollenabspulvorraum 100 used, preferably each have a sleeve on which the web-shaped substrate 02 is wound up for use in the roll printing machine 01.
  • the printing material web 02 preferably has a width of 700 mm to 900 mm, but may also have an arbitrarily smaller or preferably larger width.
  • Bescherstoffrolle 101 is rotatably arranged.
  • the Rollenabspulvorraum 100 is designed to accommodate a Beyakstoffrolle 101 suitably, thus has only one storage position for a Beyakstoffrolle 101.
  • the Rollenabspulvorutter 100 is formed as a reel changer 100 and has storage positions for at least two Beyakstoffrollen 101 and preferably allows a flying reel change, ie connecting a first substrate web 02 a currently processed Beyakstoffrolle 101 with a second substrate web 02 a subsequently processed Beyakstoffrolle 101, while both the currently processed Beyakstoffrolle 101, as well as the subsequently to be processed Betikstofreolle 101 rotate.
  • the roll-off device 100 preferably has at least one roll holding device 103 per storage position, which is designed, for example, as a clamping device 103 and / or as a clamping device 103.
  • the at least one roll holding device 103 serves for a rotatable attachment of at least one printing material roll 101.
  • the at least one roll holding device 103 is preferably in contact with the sleeve of the printing material roll 101.
  • a clamping device 103 is a roller holding device 103 in which a torque-transmitting and / or transferable contact between the clamping device 103 and the Beffystoffrolle 101 comes about that by relative movement of the clamping device 103 and the Beffystoffrolle 101 to each other in a, based on the Beffystoffrolle 101, axial direction A, a contact between the Beffystoffrolle 101 and the clamping device 103 is made, which is sufficient for a torque transmission.
  • Such a contact is given, for example, by the clamping device 103 sufficiently strong in the axial direction A against the Beyakstoffrolle 101 and in particular the sleeve is pressed and / or by the clamping device 103 at least partially incised in the relative movement in the axial direction A in the sleeve of Beyakstoffrolle 101 and / or by the clamping device 103 alone by the movement in the axial direction A relative to the Beyakstoffrolle 101 with the Beyakstoffrolle 101 is positively connected with respect to movements in the circumferential direction.
  • Such a clamping device 103 may, for example, be in the form of two clamping mandrels 103 or clamping cones 103, of which at least one is displaceable in the axial direction A.
  • a tensioning device 103 is a roller holding device 103, in which a torque-transmitting and / or transferable contact between the tensioning device 103 and the printing substrate 101 is achieved by at least partially inserting the tensioning device 103 into an opening of the printing material roller 101 after an at least partial insertion of the tensioning device 103
  • Clamping device 103 for example, at least one designed as a clamping jaw driver element is moved relative to the rest of the tensioning device 103 and relative to the Beyakstoffrolle 101 in one direction in a radial direction relative to the Beyakstoffrolle 101 direction relative to the Bechriststoffrolle 101 until a frictional and / or positive connection between the tensioning device 103 and the printing material roll 101 is produced.
  • the at least one tensioning device 103 is preferably designed as two tensioning mandrels 103 or tensioning cones 103 or more preferably as a tensioning shaft 103.
  • the clamping shaft 103 is a different from the sleeve of a Beyakstoffrolle 101 component of Rollenabspulvorides 100.
  • the tensioning shaft 103 preferably extends in at least one operating state of a Spannwellenlager 122 of the Rollenabspulvortechnisch 100 to another Spannwellenlager 122 of Rollenabspulvorettivoretti 100.
  • the at least one tensioning shaft 103 is preferably in contact with a sleeve of a printing material roller 101 and further preferably extends continuously through an opening of the sleeve of the printing material roller 101.
  • the tensioning shaft 103 is at least partially surrounded in particular at their axial ends in at least one radial direction with respect to the axis of rotation 111 of the tensioning shaft 103 of tension shaft bearings 122.
  • the at least one roller holding device 103 preferably has at least one drive motor 104 and is preferably drivable and / or driven by the latter at least one or in each case one drive motor 104 to rotate.
  • the Rollenabspulvorides 100 at least one drive motor 104.
  • the at least one drive motor 104 is preferably designed as at least one electric motor 104 and more preferably as at least one position-controlled electric motor 104.
  • the at least one drive motor 104 is the only controllable component of the Rollenabspulvortechnisch 100, by means of which a targeted acceleration or deceleration of a rotation of the clamping shaft 103 is executable about the rotation axis 111.
  • a drive control of the at least one drive motor 104 is provided. This drive control is preferably designed for different modes of operation.
  • a first mode of operation is to accelerate the printing material roll 101 and to maintain it at a substantially constant rotational speed. This is the case, for example, in a printing operation of the printing press 01.
  • a second mode of operation is to operate the drive motor 104 in a generator mode. In this case, the drive motor 104 is controlled by the drive control so that a recovery of the printing material roll 101 is braked while obtaining electrical energy. Rotation energy is thus converted into electrical energy and fed, for example, into a power grid and / or a storage for electrical energy.
  • a third mode of operation is that a phase position of the drive of the drive motor 104 is changed and thereby in a more or less out of phase driving of the at least one drive motor 104.
  • this is preferably at least one drive motor 104 of the at least one roller holding device 103 via at least one torque transmitter 106, preferably a traction means 106, for example a belt 106 and preferably a toothed belt 106 with the respective clamping mandrel 103 or clamping mandrel 103 connected.
  • the torque transmitter 106 may be formed, for example, as at least one gear 106.
  • a belt 106 or a chain 106 offers weight advantages and usually has a smaller mass and thereby helps to save energy during accelerations.
  • this is preferably at least one drive motor 104 of the tensioning shaft 103 via the at least one torque transmission 106, for example as at least one gear 106 and preferably as at least one traction means 106, for example a chain 106 or a belt 106 and more preferably as at least a toothed belt 106 is formed, torque transmitting and / or transferable connected to at least one Spannwellenlager 122.
  • the at least one torque transmission 106 for example as at least one gear 106 and preferably as at least one traction means 106, for example a chain 106 or a belt 106 and more preferably as at least a toothed belt 106 is formed, torque transmitting and / or transferable connected to at least one Spannwellenlager 122.
  • the at least one roller holding device 103 and / or its drive motor 104 or drive motors 104 are preferably connected via at least one support arm 107 to a preferably common axle 108 or at least one common carrier 108 or support frame 108, around the one or more or all of them Memory positions are arranged rotatably and / or pivotally.
  • the at least one printing material roll 101 is at a fixing of the at least one Beyakstoffrolle 101 in the Rollenabspulvorraum 100 and / or removing a residual or residual role of Betikstoffrolle 101 from the Rollenabspulvorraum 100 and / or in a flying role change and / or in a current printing operation adaptable with decreasing roll diameter with respect to a position of its axis of rotation 111 and its lateral surface.
  • the drive motor 104 is preferably connected only to the printing material roll 101 via the corresponding roll holding device 103 and, in particular, is not connected to a cylinder jacket surface of the printing material roll 101 via a belt.
  • the at least one and preferably exactly one storage position preferably has two support arms 107, each of which has a respective prestressing shaft bearing 122 which is preferably designed as a hinged bearing 122.
  • the Rollenabspulvorraum 100 thus preferably has exactly two support arms 107.
  • At least one tensioning shaft bearing 122 is connected to the tensioning shaft 103 in a torque-transmitting and / or transferable manner and / or connectable.
  • At least one tensioning shaft bearing 122 has a closure element, which in the case of a folding bearing 122 is preferably pivotable about a closure axis.
  • the closure axis preferably has at least one component that is oriented orthogonally to the rotation axis 111 of the tensioning shaft 103. This contributes to the fact that upon rotation of the clamping shaft 103 arranged in the folding bearings 122, there is no danger that the folding bearing 122 could open due to this rotation.
  • the closure element By pivoting the closure element, the respective tension shaft bearing 122 is opened and / or closed.
  • the tensioning shaft 103 preferably has at least one driving element 123, preferably designed as a clamping jaw 123, and more preferably at least two driving elements 123, preferably designed as clamping jaws 123.
  • the tensioning shaft 103 further forms a continuous support pin with which the preferably designed as clamping jaws 123 driver elements 123 are preferably movably connected.
  • the preferred trained as clamping jaws 123 driver elements 123 are independent of their number preferably at least in the radial direction with respect to a rotation axis 111 of the clamping shaft 103, which coincides with the axis of rotation 111 of the Beyakstoffrolle 101, changeably connected in position with the clamping shaft 103.
  • all components of the drive elements 123 which are preferably designed as clamping jaws 123, lie within a radius defined by a maximum radial dimension of the support pin.
  • driver elements 123 which are preferably designed as clamping jaws 123
  • parts of the driver elements 123 which are preferably designed as clamping jaws 123, lie outside this radius.
  • the preferably designed as clamping jaws 123 driver elements 123 are preferably movable by means of a pneumatic system.
  • the pneumatic system operates against a spring force of at least one arranged spring, wherein the spring force is preferably designed as clamping jaws 123 driver elements 123 is preferably formed in the free operating state urging.
  • the driver elements 123 By means of at least one pneumatic device connected to a pneumatic connection, the driver elements 123, which are preferably designed as clamping jaws 123, are then transferred into the tensioned operating state.
  • the tensioned operating state is permanently secured or transferred by opening the valve in the free operating state.
  • the tensioning shaft 103 is non-rotatable and torque transmitting and / or transferable connected to the sleeve of Beyakstoffrolle 101.
  • the clamping shaft 103 is used together with the Beyakstoffrolle 101 with its two ends in the two Spannwellenlager 122. Subsequently, the two tensioning shaft bearings 122 are each closed, preferably by the closure elements are pivoted to a closed position. Preferably, in each case a backup of the tension shaft bearing 122 is closed, for example by a spring-mounted retaining pin engages in a corresponding recess or by a handwheel is rotated to a corresponding position. After closing the tensioning shaft bearings 122, the tensioning shaft bearings 122 are torque-transmitting and / or transferable connected to the tensioning shaft 103.
  • the insertion of the tensioning shaft 103 into the tensioning shaft bearings 122 preferably takes place in that the tensioning shaft 103 is inserted in one direction with a vertically downward component into the tensioning shaft bearings 122, for example lowered by means of a crane or a lift truck, and / or in that the tensioning shaft bearings 122 are preferably moved together with respective support arms 107 in one direction with a vertically upwardly directed component and thereby absorb the tensioning shaft 103 and more preferably lift the tensioning shaft 103 together with the printing material roller 101.
  • the printing material roll 101 is first moved together with the tensioning shaft 103 into a corresponding receiving position.
  • Spannwellenlager 122 have in an open state in each case an opening angle, preferably between 40 ° and 80 °. This opening angle is an angle which lies in a plane to which the rotation axis 111 of the tensioning shaft 103 is oriented orthogonally.
  • the tensioning shaft bearings 122 furthermore preferably have a permissible angular position range for opening the tensioning shaft bearings 122, which is preferably between 5 ° and 90 ° and which is more preferably between 40 ° and 80 °.
  • This angular position range is an angle which lies in a plane to which the rotation axis 111 of the tensioning shaft 103 is oriented orthogonally. Only when the respective tension shaft bearing 122 is in a rotational angle position which is within this allowable angular position range, the respective tension shaft bearing 122 can be opened. If the respective tensioning shaft bearing 122 is in a rotational angle position which lies outside this permissible angular position range, then it automatically closes and / or can not be opened.
  • the two tensioning shaft bearings 122 are preferably connected to the at least one common carrier 108 or supporting frame 108 via a respective support arm 107.
  • the two support arms 107 and the at least one common support 108 or support frame 108 are preferably formed as a single component.
  • the two support arms 107 and the at least one common carrier 108 or support frame 108 and thus preferably also the at least two tension shaft bearings 122 are pivotally mounted about a pivot axis 109, in particular relative to a, preferably stationary frame 112 of Rollenabspulvorraum 100.
  • the pivot axis 109 differs from the axis of rotation 111 of the clamping shaft 103, but is preferably arranged parallel to this.
  • the at least one common carrier 108 or supporting frame 108 is mounted on at least two bearings, with respect to the axial direction A, in at least one bearing 129.
  • the at least one bearing 129 is preferably designed as a roller bearing 129 and / or sliding bearing 129.
  • At least one pivot drive 124 is arranged to effect pivoting movement of the at least one common support 108 or support frame 108 relative to the frame 112 of the roll-off device 100 and / or arranged to be effective.
  • the two support arms 107 and the at least one common carrier 108 or support frame 108 preferably placed depending on a diameter of Betikstoffrolle 101 manually or automatically in at least one matching pivot position. In manual mode, this is preferably done stepwise and under visual control by an operator.
  • At least one sensor for example an optical and / or acoustic and / or inductive sensor, for example a laser sensor and / or an ultrasonic sensor, which determines a diameter of the printing material roll 101 and passes it on to a machine control, which then transmits the two support arms 107 and the at least one common carrier 108 or support frame 108 brings in a suitable pivot position.
  • the diameter of the printing material roll 101 is determined at least as required from an angular velocity of the printing material roll 101 and a transport speed of the printing material web 02.
  • the Rollenabspulvorraum 100 preferably has exactly one storage position for exactly one Bedruckstoffrolle 101. Therefore, it is not necessary that the at least one common carrier 108 or support frame 108 can perform several turns, as would be necessary, for example, in several successive flying role changes.
  • the at least one common carrier 108 or support frame 108 is pivotable about the pivot axis 109 by an angle which is preferably less than 360 ° and which is more preferably less than 180 ° and which is even more preferred is less than 80 °
  • the angle is preferably at least 20 ° and more preferably at least 45 °.
  • This angle is defined by the ends of a swivel range, which is preferably designed so that the at least one common carrier 108 or support frame 108 paper rolls with a diameter of 400 mm or less and / or even empty tubes on the bottom and / or from a shelf, For example, a pallet, record and / or can store and that a Beyakstoffrolle 101 is always stable up to a maximum diameter in a, corresponding to a current diameter rolling position.
  • a swivel range limit 132 is preferably arranged.
  • the swivel range limit 132 has at least one position sensor 133, for example at least one optical and / or acoustic and / or inductive position sensor 133.
  • the swivel range limit 132 has at least one reference component 134, which is more preferably of the at least one Position sensor 133 is detected and / or detectable.
  • the swivel range limit 132 has two position sensors 133, which are preferably designed as inductive position sensors 133, and has the swivel range limit 132, preferably a segment-shaped, reference component 134.
  • the reference component 134 is preferably arranged rigidly relative to the at least one common support 108 or support frame 108, while the at least one position sensor 133 is preferably arranged rigidly relative to the frame 112 of the reel unwinding device 100. This simplifies a supply of the at least one position sensor 133, for example, with electrical energy.
  • a rotation angle sensor is arranged, the signals to a Machine control to be sent. The machine control then decides on the basis of stored data whether an end of a permissible swivel range has been reached.
  • the pivot drive 124 is designed as at least one electric motor 124 whose rotor is connected to the at least one common carrier 108 or support frame 108, either directly or with the interposition of torque transmitters.
  • the rotor of the at least one electric motor 124 is at least one bevel gear 126 torque transmitting and / or transferable connected to the at least one common carrier 108 or support frame 108.
  • a corresponding transmission gear is provided to bring the requirements of the electric motor 124 and the at least one common carrier 108 or support frame 108 with each other in line.
  • a stator and / or a housing of the pivot drive 124 is rotatably or more preferably via a torque arm 136 supported on the frame 112 of the Rollenabspulvorraum 100 arranged.
  • the torque arm 136 is directly or preferably via at least one torque limiter 137 at least one contact point with the frame 112 of the Rollenabspulvorraum 100 in contact.
  • the torque limiter 137 preferably has at least one torque sensor, which consists for example of a spring assembly and an initiator. Exceeding a maximum permissible torque causes via a corresponding deflection of the torque arm 136 a compression of the spring assembly to the Initiator registered reaching a maximum allowable deflection of the torque arm 136. In response to a corresponding signal of this torque sensor, the pivot drive 124 is then turned off. In this way it is ensured that the preferably manually operated rotary actuator 124 is not damaged by improper operation and / or causes damage. By appropriate design of a torque limiter 137 or arrangement of two torque limiting 137 both possible pivoting directions are hedged.
  • the electric motor 124 preferably has a connection for a hand crank, which is covered with a sensor-monitored cover. When the sensor-monitored cover is open, the electric motor 124 can only be operated manually.
  • At least one position limitation 142 is arranged, which keeps an axial movement of the at least one common carrier 108 or support frame 108 within limits or preferably substantially and more preferably completely prevented.
  • the position limitation 142 preferably has at least one annular groove 143 and at least one stop 144 arranged at least partially in the annular groove 143.
  • the at least one annular groove 143 is arranged rigidly relative to the at least one common carrier 108 or supporting frame 108, and the at least one stop 144 is arranged rigidly relative to the frame 112 of the roll-off device 100.
  • the at least one reference component 134 of the swivel range limitation 132 is rigidly connected to a component of the position limitation 142 or part of the position limitation 142.
  • the pivoting drive 124 is designed as at least one hydraulic cylinder 124, which engages on the frame 112 of the Rollenabspulvortechnisch 100 on the one hand and at least one common Support 108 or support frame 108 on the other hand supported.
  • the pivot drive 124 is formed as at least one Elektrohubzylinderantrieb 124, which is supported on the frame 112 of the Rollenabspulvortechnisch 100 on the one hand and on the other at least one common carrier 108 or support frame 108.
  • Such einhubzylinderantrieb 124 has at least one electric motor and at least one, with the electric motor torque transmitting and / or transferable connected, preferably designed as a trapezoidal threaded spindle threaded spindle. Furthermore, the threaded spindle is in engagement with a threaded nut, which is connected via a corresponding bearing with the at least one common carrier 108 or support frame 108. The connection of threaded spindle and threaded nut is preferably self-locking and therefore particularly suitable for this application. Also, the second and third embodiment of the pivot drive 124 preferably has at least one torque limiter 137, which may be formed, for example in the case of Elektrohubzylinderantriebs 124 as a slip clutch and / or at least one end position sensor.
  • the drive motor 104 of the at least one roller holding device 103 is preferred, which preferably causes and / or accelerates and / or decelerates and / or maintains rotation of the printing material roller 101 about its axis of rotation 111 via the at least one torque transmitter 106. on the at least one common carrier 108 or support frame 108 rigidly arranged.
  • at least one stator of this drive motor 104 is rigidly arranged on the at least one common carrier 108 or carrier frame 108.
  • the drive motor 104 is arranged pivotably together with the at least one common carrier 108 or carrier frame 108 about the pivot axis 109.
  • one, the pivot axis 109 completely containing, extending in the vertical direction plane, the rotation axis 111 of the tensioning shaft 103 and a rotational axis of the drive motor 104 to any time and in any operationally permissible angular position of the at least one common carrier 108 or support frame 108, ie in particular independent of the angular position of the at least one common carrier 108 or support frame 108.
  • This at least one feed device 127 serves to supply the drive motor 104 and / or other components arranged rigidly on the at least one common support 108 or support frame 108 with energy and / or with cooling liquid and / or with compressed air and / or with hydraulic fluid.
  • This feed device 127 is preferably associated with a bearing 129 of the at least one common support 108 or support arm 108.
  • the feed device 127 preferably has at least one passage 128, which is further preferably designed as an opening 128.
  • the pivot axis 109 of the at least one common carrier 108 or common carrier frame 108 of the roll-off device 100 extends through this opening 128.
  • a straight line extending along the pivot axis 109 of the at least one common carrier 108 or common carrier frame 108 through the bearing 129, to which the feed device 127 is assigned is free of components of this bearing 129 to which the feed device 127 is assigned.
  • the opening 128 has a circular cross-section and / or extends at least in sections coaxially with the pivot axis 109 of the at least one common Carrier 108 or support frame 108.
  • the bearing 129 which is associated with the feeder 127, preferably has an outer ring which is rotatably connected to the frame 112 of the Rollenabspulvorraum 100 and preferably has an inner ring, with the at least one common carrier 108 or Support frame 108 is rotatably connected.
  • the outer ring preferably has an inner diameter which is at least as large as and preferably larger than an outer diameter of the inner ring.
  • the opening 128 preferably extends through the inner ring and through the outer ring.
  • the feeder 127 preferably has a tubular member 131 which lines the aperture 128. This tubular member 131 is preferably formed of a plastic material.
  • the tubular member 131 is formed either as a single component or as a group of components.
  • At least one line is arranged penetrating the opening 128, for example at least one power line and / or at least one fluid line.
  • a first end of the at least one conduit is rigidly connected to a member fixedly disposed relative to the frame 112 of the reel-out apparatus 100, and a second end of the at least one conduit is rigidly connected to a member which is stationary relative to the at least one common carrier 108 or support frame 108 is arranged.
  • the at least one line has at least one non-reversibly divisible component which extends from the first end of the at least one line to the second end of the at least one line and / or has a plurality of non-reversibly divisible components, taken together from the first end of at least one line extend to the second end of the at least one line and are positively connected to each other and / or positively.
  • a positive and / or non-positive connection is, for example, by a combination of plugs and / or by a
  • the at least one line is at least one cable and / or at least one tube which is rigidly connected at its first end to a component which is stationarily arranged relative to the frame 112 of the roll-off device 100 and / or or rigidly connected at its second end to a component which is stationarily arranged relative to the at least one common carrier 108 or support frame 108.
  • a cable may have, for example, a plurality of cable sections connected via plug connections and / or screw connections.
  • a hose may have a plurality of hose sections connected by screw connections and / or plug connections.
  • the tubular member 131 preferably has a plurality of sections.
  • a preferred first portion has a bend at an angle of at least 30 ° and at most 150 °, more preferably at least 70 ° and at most 110 °.
  • the first section defines the at least one line around a bend before passing the bearing 129. As a result, mechanical wear of the at least one line is reduced.
  • the first section preferably has an inlet opening, through which the at least one line is fed to the tubular component 131.
  • the first Section is arranged on a side facing away from the common carrier 108 or support frame 108 side of the frame 112.
  • a second section further preferably follows the first section.
  • the second section preferably extends parallel and preferably extends coaxially to the pivot axis 109 of the at least one common carrier or support frame 108.
  • the second section preferably extends through the bearing 129.
  • the second section preferably extends from one, the common carrier 108 or Carrying frame 108 towanden side of the frame 112 into a disposed within the frame 112 of the Rollenabspulvorraum 100 area.
  • a third section preferably follows the second section.
  • the third section has at least one bend and preferably two bends at an angle of preferably at least 10 ° and at most 100 ° and more preferably at least 20 ° and at most 60 °.
  • the at least one line is guided away from the pivot axis 109 and to the drive motor 104 of the at least one roller holding device 103 or another component arranged rigidly relative to the at least one common carrier 108 and / or support frame 108.
  • a defined position of the at least one line relative to the drive motor 104 and / or the other, rigid relative to the at least one common carrier 108 or support frame 108 is permanently and independently of the pivotal position of the at least one common carrier 108 or support frame 108 Component defined.
  • the first portion and / or the third portion comprises a holder 138, which may be formed, for example, as a support 138 and a rigid layer of the first and / or third portion of the tubular member 131 relative to the at least one common carrier 108 or support frame 108 forms.
  • the third section and thus the entire tubular member 131 preferably terminates at a distance of at most 50 cm from the drive motor 104.
  • a second embodiment of the roll-off device 100 in which two mandrels 103 or clamping mandrels 103 are arranged per storage position, will be described below. Nevertheless, as far as no contradictions arise, all Descriptions also on the at least one roll holding device 103 generally transferable.
  • at least one of the clamping mandrels 103 or clamping mandrels 103 is preferably each two clamping mandrels 103 or clamping mandrels 103 in and / or opposite to the axial direction A movable.
  • This axial direction A is arranged parallel to the axis of rotation 111 of the printing material roll 101 and, if appropriate, to the pivot axis 109 of the at least one common carrier 108 or carrier frame 108 of the roll-off device 100.
  • This means that the axial direction A is at the same time a direction A of the width of the printing material web 02.
  • the rotation axis 111 of the printing material roll 101 is at the same time the axis of rotation 111 of the clamping rollers 103 or clamping mandrels 103 in contact with the respective printing material roller 101.
  • the clamping mandrels 103 preferably each have at least two preferably designed as clamping jaws Driver elements on.
  • the mandrels 103 further each have a support pin, with which the preferably designed as clamping jaws driver elements are preferably movably connected.
  • the preferred trained as clamping jaws entrainment elements are at least in the radial direction with respect to a rotation axis 111 of the mandrels 103, which coincides with the axis of rotation 111 of the Beyakstoffrolle 101, changeable in their position.
  • all components of the driver elements, which are preferably designed as clamping jaws lie within a radius defined by a maximum radial dimension of the trunnion.
  • parts of the driver elements which are preferably in the form of clamping jaws, are located outside this radius determined by the maximum radial dimension of the trunnion.
  • the reel-out device 100 is preferable continue on the bearing 129 on the at least one common carrier 108 or support frame 108 supporting frame 112.
  • the Rollenabspulvorides 100 along a transport path of a printing substrate 02 after the roll holding device 103, arranged on a dancer arm 121 dancer roller 113 and / or Bahnkantenausrichter 114 and / or, formed by a pull roller 118 and a Switzerlandpresseur 117 feed slot 119 and as Feeding measuring roll 141 trained measuring roller 141 having infeed 139 on.
  • This tension roller 118 preferably has its own drive motor 146 designed as a traction drive motor 146, which is preferably connected to a machine control.
  • a web tension is adjustable and durable within limits and / or the web tension is preferably kept within limits.
  • non-uniformities of the web tension are preferably compensated, for example in the case of non-circular printing material rollers 101.
  • the web unwinding device 100 has an adhesive and cutting device by means of which a reel change can fly, ie without stoppage of the printing material web 02.
  • the Rollenabspulvorraum 100 preferably has the Brukantenausrichter 114, which is also called Web Aligner 114.
  • This web edge aligner 114 is preferably a first web edge aligner 114.
  • This web edge aligner 114 is preferably arranged in front of the at least one first printing unit 200 with regard to the transport path of the printing material web 02.
  • This Bahnkantenausrichter 114 has at least two aligned at least substantially and preferably exactly parallel alignment rollers 116 which are wrapped in a printing operation of the printing substrate 02 and their axes of rotation individually and / or jointly in their respective angular position in space and / or to a transport direction of Printing material 02 are changeable.
  • both alignment rollers 116 are preferably arranged on a frame and can be pivoted together about a pivot axis, which is oriented perpendicular to a plane which contains the axes of rotation of the alignment rollers 116.
  • the printing substrate 02 is aligned in its lateral position, that is, a position of their web edges is aligned with respect to the direction A of the width of the printing substrate 02, which is orthogonal to the transport direction of the printing substrate 02.
  • the at least two alignment rollers 116 are aligned as a result of measuring signals of at least one sensor such that a position of the aligning rollers 116 wrapped around the printing substrate 02 with respect to the direction orthogonal to the transport direction of the printing substrate 02 can be controlled within very short periods.
  • the entire printing material roll 101 is preferably moved in the direction A of its axis of rotation 111.
  • the web edge aligner 114 is preferably arranged above the support arms 107 of the reel unwinding device 100.
  • the web edge aligner 114 below is preferably an infeed 139 arranged.
  • the draw roller 118 is preferably arranged, with which preferably the pull press 117 is arranged cooperatively.
  • the draw roller 118 and the Werpresseur 117 preferably form a feed nip 119, in which the printing substrate 02 is clamped or clamped and by the printing material 02 is preferably conveyed.
  • the draw roller 118 can also be designed, for example, as a suction roller.
  • the draw-in gap 119 is used to regulate a web tension and / or a transport of the printing material 02.
  • the Switzerlandpresseur 117 preferably has a lateral surface, which consists of an elastic material, such as an elastomer.
  • the at least one formed as Einzugsmesswalze 141 measuring roller 141 is arranged, by means of which a web tension can be measured. Results of these measurements are preferably used as a basis for controlling the web tension.
  • the at least one measuring roller 141 is preferably arranged in the transport direction of the printing material web 02 in front of the drawing-in gap 119.
  • the Switzerlandpresseur 117 at least one driver, which in the case of a formed as a textile web 02 substrate 02 a Transport of the printing material 02 improved.
  • the feed unit 139 is preferably arranged above the support arms 107 of the reel unwinding device 100 and more preferably at the same height as the web edge aligner 114.
  • the first printing unit 200 preferably has at least one first central pressure cylinder 201 or, shortly, central cylinder 201.
  • the printing material web 02 preferably wraps around the first central cylinder 201 during printing operation, at least partially.
  • a wrap angle is preferably at least 180 ° and more preferably at least 270 °.
  • the wrap angle is the angle measured in the circumferential direction of a cylinder jacket surface of the first central cylinder 201, along which the printing substrate 02 and in particular the printing substrate 02 is in contact with the first central cylinder 201.
  • At least one first printing unit 211 is preferably arranged.
  • the at least one first printing unit 211 is preferably arranged aligned in the direction of rotation of the first central cylinder 201 and thus along the transport path of the printing material 02 after a, designed as a first impression 206 206 first cylinder 206 on the at least one first central cylinder 201.
  • the at least one first printing unit 211 is preferably formed as a first inkjet printing unit 211 and is also called first inkjet printing unit 211.
  • the first printing unit 211 preferably has at least one nozzle bar 213 and preferably a plurality of nozzle bars 213.
  • the at least one first printing unit 211 and thus the at least one first printing unit 200 has at least one first printing head 212, which is designed as an inkjet printing head 212.
  • the at least one nozzle bar 213 has at least one and preferably a plurality of print heads 212.
  • Each print head 212 preferably has a plurality of nozzles, from which Ink drops are ejected and / or ejected.
  • a nozzle bar 213 is a component which preferably extends over at least 80% and more preferably at least 100% of a width of the printing material web 02 and / or an axial length of the bale of the at least one first central cylinder 201 and serves as a carrier of the at least one print head 212 , In this case, a single or several nozzle bars 213 per printing unit 211 are arranged.
  • Each nozzle is associated with a clearly defined target area in the direction A of the width of the printing material web 02 and thus with respect to the direction A of the axis of rotation 207 of the at least one first central cylinder 201.
  • Each target region of a nozzle is clearly defined, in particular with respect to the circumferential direction of the at least one first central cylinder 201.
  • the alignment of the printing material web 02 by means of Brukantenausrichters 114 and optionally by the first impression roller 206 of the first printing unit 200 and the large wrap angle of the printing substrate 02 to the at least one first central cylinder 201 and optionally by other devices ensures that the printing substrate 02 without slippage is arranged in a precisely defined position on the cylinder surface of the at least one first central cylinder 201 and also remains until a targeted detachment at the end of the range of the wrap angle.
  • the printing material web 02 After the printing material web 02 has passed the at least one first printing unit 200, the printing material web 02 is transported further along its transport path and preferably fed to the at least one first dryer 301 of the at least one dryer unit 300.

Landscapes

  • Unwinding Webs (AREA)
  • Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
  • Winding Of Webs (AREA)
  • Replacement Of Web Rolls (AREA)
  • Ink Jet (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)

Claims (15)

  1. Dispositif dérouleur (100) de bobine d'une presse à imprimer rotative (01), où ledit dispositif dérouleur (100) de bobine comporte au moins un dispositif support (103) de bobine et au moins un moteur d'entraînement (104) relié audit au moins un dispositif support (103) de bobine par au moins un transmetteur de couple (106), où ledit au moins un dispositif support (103) de bobine est réalisé comme arbre de serrage (103), où ledit arbre de serrage (103) comporte au moins un élément entraîneur (123) relié de manière mobile à l'arbre de serrage (103) au moins dans la direction radiale par rapport à l'axe de rotation (111) de l'arbre de serrage (103), où le dispositif dérouleur (100) de bobine comporte au moins deux paliers d'arbre de serrage (122) dont au moins un est et/ou peut être relié à l'arbre de serrage (103) de manière à transmettre et/ou à pouvoir transmettre un couple, où ledit au moins un palier d'arbre de serrage (122) est relié audit au moins un moteur d'entraînement (104) par ledit au moins un transmetteur de couple (106) de manière à transmettre et/ou à pouvoir transmettre un couple, caractérisé en ce que lesdits au moins deux paliers d'arbre de serrage (122) sont disposés au moins en partie rotatifs autour de l'axe de rotation (111) de l'arbre de serrage (103) et pivotants autour d'un axe de pivotement (109) différent de l'axe de rotation (111) par rapport à un bâti (112) du dispositif dérouleur (100) de bobine, et en ce que lesdits au moins deux paliers d'arbre de serrage (122) sont réalisés comme paliers basculants (122).
  2. Dispositif dérouleur de bobine selon la revendication 1, caractérisé en ce que ledit dispositif dérouleur (100) de bobine comporte au moins un support (108) ou cadre de support (108) commun disposé de manière pivotante autour d'un axe de pivotement (109) par rapport à un bâti (112) du dispositif dérouleur (100) de bobine, comportant deux bras de support (107) et/ou est disposé sur les deux bras de support (107).
  3. Dispositif dérouleur de bobine selon la revendication 2, caractérisé en ce que chaque palier d'arbre de serrage (122) est disposé sur un des deux bras de support (107).
  4. Dispositif dérouleur de bobine selon la revendication 2 ou 3, caractérisé en ce que ledit au moins un moteur d'entraînement (104) est disposé de manière fixe par rapport audit au moins un support (108) ou cadre de support (108) commun et est disposé de manière pivotante autour de l'axe de pivotement (109) avec ledit au moins un support (108) ou cadre de support (108) commun.
  5. Dispositif dérouleur de bobine selon la revendication 1, 2, 3 ou 4, caractérisé en ce qu'une plage de pivotement autour de l'axe de pivotement (109) est limitée à un angle inférieur à 360° au moyen d'une limitation de plage de pivotement (132).
  6. Dispositif dérouleur de bobine selon la revendication 2, 3, 4 ou 5, caractérisé en ce qu'au moins un entraînement en pivotement (124) est disposé de manière à générer et/ou à pouvoir générer un pivotement dudit au moins un support (108) ou cadre de support (108) commun par rapport au bâti (112) du dispositif dérouleur (100) de bobine.
  7. Dispositif dérouleur de bobine selon la revendication 1, 2, 3, 4, 5 ou 6, caractérisé en ce que ledit au moins un transmetteur de couple (106) est réalisé comme au moins un moyen de traction (106) et/ou au moins une roue dentée (106).
  8. Dispositif dérouleur de bobine selon la revendication 7, caractérisé en ce que ledit au moins un moyen de traction (106) est réalisé comme au moins une courroie et/ou au moins une chaîne (106).
  9. Dispositif dérouleur de bobine selon la revendication 2, 3, 4, 5, 6, 7 ou 8, caractérisé en ce que l'axe de rotation (111) de l'arbre de serrage (103) et un axe de rotation du moteur d'entraînement (104) sont séparés par un plan s'étendant en direction verticale et comprenant l'axe de pivotement (109) dans son ensemble, indépendamment d'une position angulaire dudit au moins un support (108) ou cadre de support (108) commun.
  10. Dispositif dérouleur de bobine selon la revendication 1, 2, 3, 4, 5, 6, 7, 8 ou 9, caractérisé en ce que ledit au moins un moteur d'entraînement (104) est le seul composant apte à être commandé du dispositif dérouleur (100) de bobine, au moyen duquel peuvent être exécutés une accélération ou un freinage ciblés d'une rotation de l'arbre de serrage (103) autour de son axe de rotation (111).
  11. Dispositif dérouleur de bobine selon la revendication 1, 2, 3, 4, 5, 6, 7, 8, 9 ou 10, caractérisé en ce qu'en aval du dispositif support (103) de bobine dans la direction de transport d'une bande de matériau d'impression (02) sont disposés un rouleau danseur (113) monté sur un levier danseur (121) et/ou un aligneur de bord de bande (114) et/ou une fente de pincement (119) formée par un rouleau de traction (118) et un rouleau presseur (117) et un introducteur (139) pourvu d'un rouleau de mesure (141).
  12. Dispositif dérouleur de bobine selon la revendication 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 ou 11, caractérisé en ce que ledit dispositif dérouleur (100) de bobine présente une seule position de mémoire pour une bobine (101) de matériau d'impression.
  13. Dispositif dérouleur de bobine selon la revendication 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 ou 12, caractérisé en ce que l'arbre de serrage (103) est entouré au moins en partie par des paliers d'arbre de serrage (122) dans au moins une direction radiale par rapport à l'axe de rotation (111) de l'arbre de serrage (103).
  14. Dispositif dérouleur de bobine selon la revendication 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12 ou 13, caractérisé en ce que chaque palier basculant (122) comporte un élément de fermeture pivotant autour d'un axe de fermeture.
  15. Dispositif dérouleur de bobine selon la revendication 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13 ou 14, caractérisé en ce que l'arbre de serrage (103) comporte au moins deux éléments entraîneurs (123) reliés de manière mobile à l'arbre de serrage (103) au moins dans la direction radiale par rapport à l'axe de rotation (111) de l'arbre de serrage (103).
EP12725689.9A 2011-08-09 2012-05-25 Dérouleur d'une presse rotative Active EP2691326B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201110080654 DE102011080654B4 (de) 2011-08-09 2011-08-09 Rollenabspulvorrichtung einer Rollen-Rotationsdruckmaschine
PCT/EP2012/059837 WO2013020729A1 (fr) 2011-08-09 2012-05-25 Dérouleur d'une presse rotative

Publications (2)

Publication Number Publication Date
EP2691326A1 EP2691326A1 (fr) 2014-02-05
EP2691326B1 true EP2691326B1 (fr) 2016-11-16

Family

ID=46208477

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12725689.9A Active EP2691326B1 (fr) 2011-08-09 2012-05-25 Dérouleur d'une presse rotative

Country Status (5)

Country Link
US (1) US8905346B2 (fr)
EP (1) EP2691326B1 (fr)
CN (1) CN103827003B (fr)
DE (1) DE102011080654B4 (fr)
WO (1) WO2013020729A1 (fr)

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ES2886094T3 (es) * 2014-11-21 2021-12-16 Bobst Mex Sa Sistema de soporte para bobina de banda de estampar, módulo de desenrollado, máquina de estampado y procedimiento de colocación de una bobina
DE102014223965B4 (de) * 2014-11-25 2021-01-28 Koenig & Bauer Ag Vorrichtung zum Aufwickeln einer Materialbahn zu einer Rolle oder zum Abwickeln der Materialbahn von der Rolle
US10422076B1 (en) 2018-05-18 2019-09-24 Brunn Air Systems, Inc. Pneumatic core cleaning system
US11825993B2 (en) * 2018-07-09 2023-11-28 Gpcp Ip Holdings Llc Spindle and cover components for sheet product dispensers and dispenser systems including such components
CN108840265A (zh) * 2018-08-30 2018-11-20 天津开发区天水华源机电设备技术有限公司 一种绞车
CN109532251A (zh) * 2018-12-28 2019-03-29 湖南鼎致远科技发展有限公司 热转印打印机
CN115159200B (zh) * 2022-07-28 2023-08-18 江苏兴广包装科技有限公司 一种电化铝烫印膜加工用收卷装置及其方法

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Also Published As

Publication number Publication date
DE102011080654A1 (de) 2013-02-14
EP2691326A1 (fr) 2014-02-05
DE102011080654B4 (de) 2014-07-17
WO2013020729A1 (fr) 2013-02-14
US20140070044A1 (en) 2014-03-13
CN103827003B (zh) 2016-02-10
US8905346B2 (en) 2014-12-09
CN103827003A (zh) 2014-05-28

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