EP1837297B1 - Vorrichtung zur Regelung des seitlichen Versatzes von Materialbahnen - Google Patents

Vorrichtung zur Regelung des seitlichen Versatzes von Materialbahnen Download PDF

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Publication number
EP1837297B1
EP1837297B1 EP07002530A EP07002530A EP1837297B1 EP 1837297 B1 EP1837297 B1 EP 1837297B1 EP 07002530 A EP07002530 A EP 07002530A EP 07002530 A EP07002530 A EP 07002530A EP 1837297 B1 EP1837297 B1 EP 1837297B1
Authority
EP
European Patent Office
Prior art keywords
material web
lifting
arrangement
guiding
units
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
EP07002530A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1837297A1 (de
Inventor
Roland Palatzky
Thomas Grimm
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.)
Texmag GmbH Vertriebsgesellschaft
Original Assignee
Texmag GmbH Vertriebsgesellschaft
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 Texmag GmbH Vertriebsgesellschaft filed Critical Texmag GmbH Vertriebsgesellschaft
Publication of EP1837297A1 publication Critical patent/EP1837297A1/de
Application granted granted Critical
Publication of EP1837297B1 publication Critical patent/EP1837297B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/02—Registering, tensioning, smoothing or guiding webs transversely
    • B65H23/032—Controlling transverse register of web
    • B65H23/038—Controlling transverse register of web by rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
    • B65H23/042—Sensing the length of a web loop
    • 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
    • B65H2301/10—Selective handling processes
    • B65H2301/12—Selective handling processes of sheets or web
    • B65H2301/122—Selective handling processes of sheets or web for web or sheet handling processes wherein the sheets are cut from the web
    • 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
    • B65H2301/44—Moving, forwarding, guiding material
    • B65H2301/449—Features of movement or transforming movement of handled material
    • B65H2301/4493—Features of movement or transforming movement of handled material intermittent
    • 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
    • B65H2301/50—Auxiliary process performed during handling process
    • B65H2301/51—Modifying a characteristic of handled material
    • B65H2301/515—Cutting handled material
    • B65H2301/5151—Cutting handled material transversally to feeding direction
    • 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
    • B65H2404/14—Roller pairs
    • B65H2404/142—Roller pairs arranged on movable frame
    • B65H2404/1421—Roller pairs arranged on movable frame rotating, pivoting or oscillating around an axis, e.g. parallel to the roller axis
    • B65H2404/14211—Roller pairs arranged on movable frame rotating, pivoting or oscillating around an axis, e.g. parallel to the roller axis the axis being one the roller axis, i.e. orbiting roller
    • 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
    • B65H2404/14—Roller pairs
    • B65H2404/144—Roller pairs with relative movement of the rollers to / from each other
    • B65H2404/1441—Roller pairs with relative movement of the rollers to / from each other involving controlled actuator
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2408/00—Specific machines
    • B65H2408/20—Specific machines for handling web(s)
    • B65H2408/21—Accumulators
    • B65H2408/214—Accumulators loop hanger accumulator

Definitions

  • the present invention relates to a device for controlling the lateral offset of webs, which has a support structure for holding a roller and means for lifting the web from the roller.
  • the present invention also relates to a system for conveying one or more webs comprising such apparatus for controlling the lateral offset of webs of material.
  • a device for controlling the lateral offset of webs which Fig. 1 a roller for guiding a material web, which is rotatably supported by means of ball bearings on a connected to a stationary support through shaft and laterally adjustable.
  • a detector By a detector, the lateral position of the web is measured. If a correction of the position of the material web is necessary, the roller can be displaced laterally during the advancement of the material web on the fixed shaft by a servomotor.
  • a control unit is provided, which processes the signals of the detector and controls the actuator accordingly. Since the travel is limited, a lifting device must raise the material web before reaching the maximum travel, so that the roller can be moved back into a neutral position without touching the material web.
  • the lifting device consists according to the prior art of a single role, which is pneumatically adjustable. According to the prior art, the device is mostly used in intermittent operation for the reason mentioned above, having the following phases of operation: advancing the web with simultaneous control of the lateral offset of the web, and stopping the web with lifting by the Abhebeech and returning the roller in neutral position.
  • JP 07097111 A discloses a processing line in which a web is continuously processed, wherein a horizontally directed conveying passage for a web is formed by arranging conveying rolls whose shank centers are horizontal and at right angles to the conveying direction, and at least one pair of further conveying rolls, under a given one Control angle ⁇ ⁇ to the front or to the rear horizontal to the web, are arranged close to the conveyor rollers at a right angle to the conveying direction of the web with free stroke.
  • GB 826,251 discloses a device for regulating the tension of a fabric web as part of the processing.
  • a device for regulating the tension of a fabric web as part of the processing.
  • Such a device includes a tension roller around which a fabric web is laid, a support element movable at various angles about the axis of the tension roller, and a pair of guide elements mounted on the support element such that the web is passed between the guide elements and when the support element is angled is moved in one direction, a guide member contacts the tissue and moves the tissue to increase the pressure on the tension roller, and when the support member is angularly moved in the opposite direction, the other guide member contacts the tissue and tissue moves, that the pressure on the tension roller is reduced.
  • the object of the present invention is to develop a device for controlling the lateral offset of webs such that the Device has improved dynamics, especially in intermittent operation.
  • the device for controlling the lateral offset of webs has according to the present invention guide means and a lifting device for lifting the web from the guide means.
  • Such a device according to the invention is used in a system for conveying one or more material webs or for conveying pieces of material, which also has at least one conveyor belt.
  • the conveyor belt can be arranged in the material direction before the device for controlling the lateral offset, and another conveyor belt in the material direction of the device for controlling the lateral offset.
  • a device for receiving a roll of web material may be provided, wherein this device has a drive unit for unwinding the web roll.
  • a cutting device is provided in the material direction according to the device for controlling the lateral offset.
  • a control unit In order to regulate the lateral offset of the material web by adjusting a movable part of the support structure, a control unit is installed. This control unit processes the signals of a unit for detecting the position of the material web and thus enables the first movable part of the support structure and / or (if present) the second movable part of the support structure to be adjusted by one or more actuators.
  • the first movable part of the support structure is preferably mounted on a rail system in order to move the first movable part relative to the fixed part of the support structure parallel to the axial direction of the rollers of the guide means.
  • the lifting device comprises a plurality of individual rollers, which are rotatably mounted on two lateral supports.
  • the individual rollers are preferably arranged along a circular arc segment surface or along a curved surface.
  • the circular arc segment surface or the curved surface has a radius of curvature, so that in the second position of the Abhebeaji the material web rests without kinking on the Abhebeaji. In other words, the material web should be deflected with the largest possible radius. In this way, unwanted swinging back of the sagging portion of the web created by the intermittent operation is reduced.
  • end sections of the circular arc segment surface or the curved surface should also extend tangentially to the intended material web running direction, so that a kink-free deflection of the material web is effected, in particular a kink-free deflection by 90 °.
  • a braking and / or clamping device for fixing the material web after or during the deceleration of the material web, so that when the material web stops, the mass inertia of the material web is decelerated.
  • the brake and / or clamping device preferably has a lower part and an upper part.
  • the brake and / or clamping device may be adapted so that upon actuation a force is exerted in the direction of the stationary part of the support structure.
  • the lower part may be fixed to the fixed part of the support structure or formed directly by the fixed part of the support structure.
  • the braking and / or clamping device may further alternatively comprise two transverse bars, wherein the braking and / or clamping device is constructed to press the two transverse bars against the material web when actuated.
  • the brake and / or clamping device may comprise two brake rollers, wherein the material web extends between the rollers.
  • the brake rollers can For braking or for clamping the web have a braking device.
  • at least one axis of the brake rollers can be provided as adjustable.
  • Another object of the present invention is to develop the device for controlling the lateral offset of webs such that the device allows for improved recording of the material web.
  • the device for controlling the lateral offset of webs has, according to the present invention, a guide device for guiding the material web during the advance of the material web and a lifting device for lifting the material web from the guide device.
  • the guide device comprises a plurality of interconnected guide units, each having at least one roller.
  • the lifting device has at least two lifting units.
  • the guide device is movably mounted on a carrier or a movable part of a carrier structure in order to be able to displace the guide device relative to the carrier or the carrier structure along the axial direction of the rollers of the guide units.
  • the guide device is preferably mounted movably on the carrier or the movable part of the carrier structure by means of a rail system.
  • the lifting units are arranged one behind the other or alternately with respect to the guide units.
  • the rollers of the guide units are preferably arranged one behind the other such that the area spanned by the axes of the rollers represents a circular arc segment surface or a curved surface.
  • the radius of curvature of the circular arc segment surface or a curved surface should be as large as possible in order to reduce unwanted backward swinging of the sagging portion of the material web produced by the intermittent operation.
  • the radius of curvature of the circular arc segment surface or the curved surface is already relatively large due to the alternating arrangement of guide and Abhebeechen by design.
  • end sections of the circular arc segment surface or the curved surface should also extend tangentially to the intended material web running direction, so that a kink-free deflection of the material web is effected, in particular a kink-free deflection by 90 °.
  • the Abhebeticianen should be compared to the guide units arranged in succession or alternately that they represent the same circular arc segment surface or curved surface as the plane spanned by the axes of the rollers of the guide units surface. This is also usually due to the design due to the alternating arrangement of guide and Abhebeajien.
  • a lifting unit each comprises one or more elongated bodies with a straight or curved surface.
  • the lifting device is adjustable between a first position and a second position. In the first position, the lifting device does not touch the material web during operation. In the second position, the lift-off device lifts the material web from the guide device during operation. In order to adjust the lifting device between the first and the second position, one or more actuators are provided.
  • a first variant is to arrange the Abhebeticianen in relation to the guide units in the intended material direction in succession or alternately.
  • the elongated bodies of the Abhebeajien are preferably moved in a forced operation, in particular a slide guide, between the first and second position.
  • the Abhebeajien are connected by two first brackets, which are mounted so pivotally that the Abhebeechen are retracted in the first position.
  • withdrawn is meant here that their surfaces are located radially below imaginary points that result from the support points of the material web on the rollers during feed of the material web.
  • the Abhebeechen not touch the web.
  • the lifting units are "pushed out", i.
  • the Abhebeechen are preferably slightly curved so that they lift the web with exactly the same radius of curvature, which also has the guide means. A buckling of the material web when lifted by the lifting device is thus avoided.
  • the Abhebeechen are compared to the guide units perpendicular to the intended material direction of succession or arranged alternately.
  • a guide unit in this case comprises one or more individual rollers, which are arranged one behind the other in such a way that their axes run parallel to one another and that they are connected to each other by two second holders on each side of a roller.
  • the elongated body of a lifting unit is preferably bent along its longitudinal direction so that it has exactly or approximately the same radius of curvature as the circular arc segment surface or curved surface spanned by the axes of the rollers of the guide units. This enables the material web to be picked up by the lifting device with exactly the same radius of curvature that the guide device also has. A buckling of the material web when lifting by the lifting device is thus avoided.
  • the lifting device is secured by two lateral brackets such that it is translationally movable between the first and second positions.
  • a braking and / or clamping device for fixing the material web after or during the deceleration of the material web, so that when the material web stops, the mass inertia of the material web is decelerated.
  • the brake and / or clamping device preferably has a lower and an upper part.
  • the brake and / or clamping device may be constructed so that upon actuation a force is exerted in the direction of the lifting device.
  • the braking and / or clamping device preferably has a lower part, which is formed directly by the lifting device, and an upper part, which comprises a curved counter-plate, which can be pressed precisely to the lifting device in the direction of the lifting device.
  • the counter plate can first be pressed with little force against the web to decelerate it, then fix with greater force the web.
  • Fig. 1 shows a plant for conveying material webs according to the prior art, wherein Fig. 1a a cross section and Fig. 1b represents a top view from above.
  • the system comprises a first conveyor belt, which conveys the material web, and a roller, which receives the hanging web loop again. This is followed by a new promotion of the web through a second conveyor belt.
  • the diameter of the roller and the two conveyor belts here is approximately the same size.
  • the device is usually used in intermittent operation, which has the following phases of operation: feed of the web with simultaneous control of the lateral offset of the web, and stopping the web with lifting by the Abhebeech and returning the roller in neutral position.
  • the Abhebe worn according to the prior art consists of a single role, which is pneumatically adjustable.
  • the roller is rotatably mounted by means of ball bearings on a connected to a fixed support through shaft and laterally adjustable to control the lateral offset of the web.
  • the lateral position of the material web is measured by a detector and processed by a control unit, which - if necessary - via an actuator changes the lateral position of the roller on the shaft.
  • Fig. 2 shows a cross section of an apparatus for controlling the lateral offset of webs.
  • the device has a carrier structure 1 for holding a roller 2 and a device 3 for lifting the material web from the roller 2.
  • the support structure 1 comprises a fixed part 4 and at least one movable part 5.
  • Such a device is used in a system for conveying one or more material webs or for conveying pieces of material, as in Fig. 7 is shown.
  • This system has two conveyor belts 14, 14 ' .
  • the conveyor belt 14 is arranged in the material direction in front of the device for controlling the lateral offset, and the conveyor belt 14 ' in the material direction of the device for controlling the lateral offset.
  • a device for receiving a web roll 15 is provided, this device having a drive unit for unwinding the web roll.
  • a cutting device 16 is provided in the material direction according to the device for controlling the lateral offset.
  • a control unit is installed. This control unit processes the signals of a unit 17 for detecting the position of the material web and allows Thus, that the movable part 5 of the support structure 1 can be adjusted by an actuator 13 .
  • the lifting device 3 is mounted pivotably movable and is adjustable between a first position I and a second position II . In the first position I , the lifting device 3 does not touch the material web. In the second position II , the lifting device 3 lifts the material web from the roller 2 during operation.
  • the support structure 1 comprises a fixed part 4 and a movable part 5.
  • Fig. 4 is a plan view in the direction of arrow A according to Fig. 2 shown on a device for controlling the lateral offset of webs.
  • Fig. 5 shows corresponding to a horizontal section of a device for controlling the lateral offset of webs in the direction of the in Fig. 2 arrow B.
  • the roller 2 is preferably (on first supports 6 see Fig. 4 ), which are fixed to a first movable part 5 of the support structure 1, so that the roller 2 together with the first supports 6 by a maximum travel L (see Fig. 5 ) can be moved.
  • the lifting unit 3 is attached to second brackets 7 which are fixed to the fixed part 4 of the support structure 1 .
  • Fig. 6 is the roller 2 is mounted on first brackets 6 , which are fixed to the first movable part 5 of the support structure 1
  • the lifting device 3 is mounted on second brackets 7 , which are attached to a second movable part 5 'of the support structure, so that Both the roller 2 can be moved together with the first brackets 6 and the lifting device 3 together with the brackets 7 of the lifting device.
  • the first movable part 5 of the support structure 1 can be moved together with the roller 2 and the second movable part 5 'of the support structure 1 with the lift-off device 3, or independently of one another.
  • Fig. 3 shows a cross section of the support structure 1 according to Fig. 2 .
  • Fig. 4 and Fig. 5 wherein the first movable part 5 of the support structure 1 is mounted on a rail system 8 in order to move the first movable part 5 relative to the fixed part 4 of the support structure 1 parallel to the roll axis.
  • the rail system 8 consists in this embodiment of two rails, which are connected to the fixed part 4 of the support structure 1 , and resting thereon rollers which are connected to the movable part 5 of the support structure 1 .
  • roller 2 has a diameter D , which is approximately 1/2 of the length W of the roller 2 .
  • D is approximately 1/2 of the length W of the roller 2 .
  • the roller body 10 has a composite material, in particular a fiber composite, so that the roller body 10 has a low mass and thus the inertia of the entire roller 2 is reduced.
  • the roller body 2 may also have one or more cavities and / or have a cylindrical honeycomb structure.
  • the lifting device 3 comprises at least two individual rollers 11, which are rotatably mounted on two lateral supports 18 .
  • the individual rollers 11 are arranged along a circular arc segment surface having a radius of curvature of 1/2 of the radius of the roller 2 .
  • the circular arc segment surface or the curved surface may also have a radius of curvature which is greater than 1/2 of the radius of the roller 2 , in particular greater than 4/5 of the radius of the roller 2 , thus in the second position II of the lifting unit 3 the material web rests without kinking on the Abhebeech 3 .
  • the end sections of the circular arc segment surface or the curved surface should run tangentially to the intended material web running direction, so that a kink-free deflection of the material web is effected; in particular a kink-free deflection by 90 °.
  • a braking and / or clamping device 12 is provided for fixing the material web after or during the deceleration of the material web, so that when the material web stops, the mass inertia of the material web is decelerated.
  • the brake and / or clamping device 12 has a lower part and an upper part.
  • the brake and / or clamping device 12 may be adapted so that upon actuation a force is exerted in the direction of the fixed part 4 of the support structure 1 .
  • the lower part may be fixed to the fixed part 4 of the support structure 1 or may be formed directly by the fixed part 4 of the support structure 1 .
  • the brake and / or clamping device 12 has two crossbars, wherein the brake and / or clamping device 12 is constructed to press the two crossbars against the web of material when actuated.
  • the brake and / or clamping device 12 may comprise two brake rollers, the material web extending between the rollers.
  • the brake rollers may have a braking device for braking or for clamping the material web.
  • at least one axis of the brake rollers can be provided as adjustable.
  • Fig. 8a and Fig. 8b illustrated cross-section shows a device for controlling the lateral offset of webs, which according to the present invention, a guide means 19 for guiding the web during the feed of the web and a lifting device 3 for lifting the web of the guide means 19 has.
  • the guide device 19 comprises at least two interconnected guide units 20, each having a roller 21
  • the lift-off device 3 has at least two Abhebeechen 22 .
  • the Abhebeechen 22 are arranged opposite to the guide units 20 in a row or alternately.
  • the rollers 21 of the guide units 20 are arranged one behind the other in such a way that the surface spanned by the axes of the rollers 21 represents a circular arc segment surface or a curved surface.
  • the radius of curvature of the circular arc segment surface or the curved surface due to the alternating arrangement of guide 20 and Abhebeechen 22 by design is relatively large.
  • the end portions of the circular arc segment surface or the curved surface extend tangentially to the intended material web running direction, so that a kink-free deflection of the material web is effected, in particular a kink-free deflection by 90 °.
  • the Abhebeticianen 22 are compared to the guide units 20 in such a way or arranged alternately that they represent the same circular arc segment surface or curved surface as the plane spanned by the axes of the rollers 21 of the guide units 20 surface. This is usually also due to the design due to the alternating arrangement of guide 20 and Abhebeechen 22.
  • the Abhebeechen 22 each consist of an elongated body 23 with a straight or slightly curved surface.
  • the lifting device 3 is adjustable between a first position I and a second position II .
  • the lifting device 3 is in the first position I and does not touch the material web during operation.
  • the lifting device 3 is in the second position II and lifts the material web from the guide device 19 during operation.
  • one or more actuators are provided in order to adjust the lifting device 3 between the first position I and the second position II .
  • the Abhebeticianen 22 with respect to the guide units 20 in the intended material direction of succession or arranged alternately.
  • the elongated body 23 of the Abhebeechen 22 are preferably moved in a forced operation, in particular a slide guide, between the first position I and second position II .
  • the lifting units 22 are connected to each other by two first holders 24 , which are mounted pivotably in such a way that the lifting units 22 are retracted in the first position I. If you compare Fig. 8a and Fig. 8b , it can be seen that by "withdrawn” it is meant here that the surfaces of the lifting units 22 are located radially below imaginary points (marked P by way of example).
  • the points P result from the support points of the material web on the rollers 21 during feed of the material web.
  • the Abhebeajien 22 do not touch the web in the first position I.
  • the lifting units 22 are "pushed out", ie their surfaces are located radially above one another the imaginary points P, and they lift the material web from the guide device 19 from.
  • the lifting units 22 are preferably slightly curved, so that they lift off the material web with exactly the same radius of curvature that the guide device 19 has. A buckling of the material web when lifted by the lifting device 3 is thus avoided.
  • the guide device 19 is movably mounted on a carrier or a movable part of a carrier structure 26 in order to be able to displace the guide device 19 relative to the carrier or the carrier structure 26 along the axial direction of the rollers 21 of the guide units 20 .
  • the guide device 19 is preferably mounted movably on the carrier or the movable part of the carrier structure 26 by means of a rail system.
  • a braking and / or clamping device 25 for fixing the material web after or during the deceleration of the material web is provided so that when stopping the material web, the inertia of the material web is braked.
  • the brake and / or clamping device 25 preferably has a lower and an upper part.
  • the lower part of the brake and / or clamping device 25 is formed directly by a Abhebeech 22 .
  • the braking and / or clamping device can also be constructed so that when actuated a force in the direction of the lifting device, in particular the entire lifting device is exercised.
  • the braking and / or clamping device preferably has a lower part, which is formed directly by the lifting device, and an upper part, which comprises a curved counter-plate, which can be pressed precisely to the lifting device in the direction of the lifting device.
  • the counter plate can first with little force pressed against the web to decelerate it, and then with greater force to fix the web. Also by this construction, a very fast deceleration of the material web can be obtained.
  • a guide unit in this case comprises one or more individual rollers, which are arranged one behind the other in such a way that their axes run parallel to one another and that they are connected to each other by two second holders on each side of a roller.
  • the elongated body of a lifting unit is preferably bent along its longitudinal direction so that it has exactly or approximately the same radius of curvature as the circular arc segment surface or curved surface spanned by the axes of the rollers of the guide units.
  • the lift-off device is fastened by two lateral holders such that it can be moved in translation between the first and second position.

Landscapes

  • Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
  • Rollers For Roller Conveyors For Transfer (AREA)
  • Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
  • Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
  • Advancing Webs (AREA)
  • Replacement Of Web Rolls (AREA)
EP07002530A 2006-03-21 2007-02-06 Vorrichtung zur Regelung des seitlichen Versatzes von Materialbahnen Active EP1837297B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102006012972A DE102006012972B4 (de) 2006-03-21 2006-03-21 Vorrichtung zur Regelung des seitlichen Versatzes von Materialbahnen

Publications (2)

Publication Number Publication Date
EP1837297A1 EP1837297A1 (de) 2007-09-26
EP1837297B1 true EP1837297B1 (de) 2009-12-16

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP07002530A Active EP1837297B1 (de) 2006-03-21 2007-02-06 Vorrichtung zur Regelung des seitlichen Versatzes von Materialbahnen

Country Status (9)

Country Link
US (1) US7918372B2 (zh)
EP (1) EP1837297B1 (zh)
JP (1) JP4668939B2 (zh)
CN (1) CN101045504B (zh)
AT (1) ATE452093T1 (zh)
BR (1) BRPI0705110A (zh)
DE (2) DE102006012972B4 (zh)
ES (1) ES2338467T3 (zh)
TW (1) TWI359103B (zh)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
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US7961299B2 (en) * 2007-11-08 2011-06-14 Orc Manufacturing Co., Ltd. Transfer device
ITMI20072158A1 (it) * 2007-11-13 2009-05-14 Comelz Spa Macchina per lo srotolamento e l'allineamento di nastri di tessuti, materiali sintetici e simili, particolarmente per unita' di taglio a nastro trasportatore e simili.
CN101870419B (zh) * 2009-04-22 2012-05-30 深圳市奥美特科技有限公司 金属带状材料的限位装置
JP6570148B2 (ja) * 2014-12-20 2019-09-04 フューチュラ エス ピー エー ペーパーロールの製造方法及びプラント
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JP4668939B2 (ja) 2011-04-13
CN101045504B (zh) 2011-06-29
US20080054041A1 (en) 2008-03-06
JP2007254155A (ja) 2007-10-04
ATE452093T1 (de) 2010-01-15
TWI359103B (en) 2012-03-01
DE102006012972B4 (de) 2008-02-28
US7918372B2 (en) 2011-04-05
BRPI0705110A (pt) 2008-05-13
EP1837297A1 (de) 2007-09-26
DE102006012972A1 (de) 2007-10-04
DE502007002305D1 (de) 2010-01-28
TW200811023A (en) 2008-03-01
CN101045504A (zh) 2007-10-03

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