EP3212552A1 - Verfahren und vorrichtung zur handhabung von auf rollen gewickeltem flach- und/oder folienmaterial - Google Patents
Verfahren und vorrichtung zur handhabung von auf rollen gewickeltem flach- und/oder folienmaterialInfo
- Publication number
- EP3212552A1 EP3212552A1 EP15785129.6A EP15785129A EP3212552A1 EP 3212552 A1 EP3212552 A1 EP 3212552A1 EP 15785129 A EP15785129 A EP 15785129A EP 3212552 A1 EP3212552 A1 EP 3212552A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- roll
- web
- packaging
- material web
- gripping
- 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.)
- Granted
Links
- 239000000463 material Substances 0.000 title claims abstract description 197
- 238000000034 method Methods 0.000 title claims abstract description 49
- 238000004806 packaging method and process Methods 0.000 claims abstract description 88
- 239000005022 packaging material Substances 0.000 claims abstract description 15
- 238000000926 separation method Methods 0.000 claims abstract description 6
- 238000003466 welding Methods 0.000 claims description 52
- 238000009434 installation Methods 0.000 claims description 42
- 238000001514 detection method Methods 0.000 claims description 36
- 230000033001 locomotion Effects 0.000 claims description 29
- 230000008859 change Effects 0.000 claims description 23
- 239000000203 mixture Substances 0.000 claims description 7
- 238000004804 winding Methods 0.000 claims description 7
- 230000002441 reversible effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 2
- 230000004044 response Effects 0.000 claims description 2
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 23
- 230000008569 process Effects 0.000 description 17
- 230000003287 optical effect Effects 0.000 description 10
- 239000011888 foil Substances 0.000 description 8
- 235000013361 beverage Nutrition 0.000 description 3
- 238000012937 correction Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 238000010191 image analysis Methods 0.000 description 3
- 238000005304 joining Methods 0.000 description 3
- 229920006300 shrink film Polymers 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000012790 adhesive layer Substances 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012858 packaging process Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000001953 sensory effect Effects 0.000 description 2
- 238000002604 ultrasonography Methods 0.000 description 2
- 229920006257 Heat-shrinkable film Polymers 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
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- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
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- 230000001939 inductive effect Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012785 packaging film Substances 0.000 description 1
- 229920006280 packaging film Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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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
- B65H19/18—Attaching, e.g. pasting, the replacement web to the expiring web
- B65H19/1842—Attaching, e.g. pasting, the replacement web to the expiring web standing splicing, i.e. the expiring web being stationary during splicing contact
- B65H19/1852—Attaching, e.g. pasting, the replacement web to the expiring web standing splicing, i.e. the expiring web being stationary during splicing contact taking place at a distance from the replacement roll
-
- 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
- B65H19/18—Attaching, e.g. pasting, the replacement web to the expiring web
- B65H19/1857—Support arrangement of web rolls
- B65H19/1873—Support arrangement of web rolls with two stationary roll supports carrying alternately the replacement and the expiring roll
-
- 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
- B65H2301/4132—Cantilever arrangement
-
- 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
- B65H2301/46—Splicing
- B65H2301/461—Processing webs in splicing process
- B65H2301/4611—Processing webs in splicing process before splicing
- B65H2301/46115—Processing webs in splicing process before splicing by bringing leading edge to splicing station, e.g. by chain or belt
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2403/00—Power transmission; Driving means
- B65H2403/90—Machine drive
- B65H2403/94—Other features of machine drive
- B65H2403/942—Bidirectional powered handling device
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/12—Surface aspects
- B65H2701/124—Patterns, marks, printed information
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2801/00—Application field
- B65H2801/81—Packaging machines
Definitions
- the present invention relates to a method of handling roll-wound flat and / or sheet material having the features of the independent one
- containers eg. Of beverage containers o. The like.
- shrink film to prevent slipping or loosening of the compilation during further handling or during transport.
- containers comprising four, six or more containers are known from the prior art.
- Such containers represent a very common variant of sales units for beverage containers or bottles made of PET plastic.
- the fastest possible compilation of such containers without interruption of individual process steps is desirable.
- Reel change an undesirable interruption of the process of putting together and packaging of containers connected.
- a method and a device by means of which new rolls can be delivered and used rolls can be changed within a packaging machine are known for example from DE 40 40 545 A1.
- This known device has a plurality of supply rolls with strip material, which are arranged side by side. The core of the rollers is placed in each case on a common pin. A beginning of the strip material is previously connected to a roller, which pulls the strip material from the respective roll and leads away from the device in the downward direction. In order to operate this known device and to unwind the material from the roll, the role must be placed with its core in conformity with the direction of rotation on the pin.
- Strip material must descend from above in the direction of the rolls. If the roller with opposite direction of rotation placed on the pin, so could
- Strip material is difficult or impossible to be removed from the roll, from which
- a device with a film splicing station in which the film web of a roll newly inserted into a packaging machine with the assistance of a holding device is fed to a welding device, is furthermore known from DE 10 2004 026 312 A1.
- the holding device can be designed, in particular, as a manually operable terminal strip with the aid of which a film beginning is drawn off from a new roll and made available to a transfer device which is suitable for feeding the paper
- the film can provide a welding device by means of which the film beginning is welded to a film web already in the packaging machine.
- the terminal strip is referred to there as a manually easy to handle tool, with which the film web can be brought into a suitable position.
- Terminal block loose i. not connected to the machine or the welder.
- the device according to the invention and the method according to the invention should simplify the handling of flat and / or foil material and a
- uninterrupted operation of a packaging machine can also enable a role change away.
- the invention proposes a method for handling flat and / or sheet material wound on rolls and used as packaging material for packaging piece goods, packages or similar article compositions having the features of the independent one
- Packing machine is there and there under rotating movement a web with flat and / or film material for the packaging of cargo, containers, etc. is available to maintain a packaging company, possibly one
- Material web residues wound on the roll to be removed before they are removed from the machine and, for. is disposed of, which can be reliably avoided that this material web residue caught in machine parts or tangle and lead to machine malfunction or can make a shutdown of the machine necessary.
- the material web residue attached to the at least partially unwound and / or used roll can optionally be grasped by means of a controllable gripping and / or handling device and moved in the direction of the at least partially unwound and / or used roll.
- This controllable gripping and / or handling device may in particular be the same gripping and / or
- Handling device that previously captured the deducted from each new roll web and has moved towards the already leading into the packaging line web and / or to a fixing and / or welding device where the webs are joined together, so that the uninterrupted promotion in the machine can continue running.
- the mentioned controllable gripping and / or handling device with a
- Detecting means for detecting a position of the web rest and / or a rotational position of the roller cooperate and / or in dependence on their
- Sensor signals are controlled so that an even more accurate and reliable control based on evaluated image data of the detection device can be made possible.
- a further variant of the method according to the invention provides that the material web residue attached to the at least partially unwound and / or used roll is grasped and moved to the roll by means of the gripping and / or handling device operating with pneumatic suction pressure, mechanical clamping and / or electrostatic adhesion . to be led.
- the material web residue attached to the at least partially unwound and / or used roll can be detected and moved to the roll by means of the automatically moving gripping and / or handling device controlled in its holding activities.
- the mentioned detection device can be prepared in particular for being connected to the at least partially unwound and / or used role attached or applied markers detected and recognizes their position, orientation and / or angular position with respect to a total circumference of the role and / or processed.
- a gripping and / or handling device already present in the packaging machine for threading and joining a new material web from a newly inserted roll with the endless material web guided into the packaging machine can also be used for handling material web residues of a roll to be replaced.
- used rolls for maintaining the desired continuous or quasi-continuous packaging operation are alternately formed from the two or more different assembly positions
- This connection, welding or bonding of the material webs can be produced, for example, along a continuous or interrupted, transversely, diagonally or meandering to Materialabrollraum extending connecting edge or more such connecting edges.
- the joining of the webs of material is carried out by the withdrawn from the respective new roll web detected by means of a controllable gripping and / or handling device and in the direction of the already leading into the packaging line web and / or to a
- the controllable gripping and / or handling device can cooperate with a detection device for detecting marks applied to and / or applied to the new roll, and / or is controlled as a function of their sensor signals.
- This detection device may, for example, comprise one optical sensor or a plurality of optical sensors or electromagnetic sensors, inductive sensors or similar or differently operating sensors, so that the detection device is able to detect and apply markings attached to and / or applied to the new roller Position, alignment and / or To detect and process angular position with respect to a total amount of the new roll.
- the detection device can also be used for the detection of a web rest of the roll to be replaced, for example.
- Method can simultaneously with the welding or after welding, optionally after lifting a welding bar of a
- welding device not only the material web of the used roll are separated from the machine-guided web.
- the material web start of the new roll which was at least partially wound around the suction pipe or the gripping and / or handling device during the removal and Abwickeins of the roller, first on the suction pipe or on the holding element remains and during the mentioned welding process for
- the suction pipe can be returned to its original position close to the welding bar
- the mentioned film or sheet material which is wound on the respectively exchangeable rollers and that is unwound from the rollers within the packaging machine, normally serves as packaging material which is processed within the packaging machine, for example for packaging of packages
- Piece goods such as beverage containers or for the packaging of larger units such as complete palettierDirecten layers such
- the packaging material may in particular be a heat-shrinkable film with which the
- Each roller is associated with a suitable holding and unwinding device, each forming part of a packaging machine. Since the rolls have to be changed at regular intervals during operation, but are located in a relatively inaccessible area of the packaging machine, it is important to ensure both roll guidance and accessibility in order to enable an automatable roll change, as described in more detail below is explained.
- a variant of the method can provide that the movements of the gripping and / or handling device in the detection and positioning of the remaining on the used-up used roll material web remnant within the packaging machine depending on located on the roll markers and controlled in dependence on their position which allows automated picking and moving of the web within the machine.
- a correspondingly configured control circuit processes the signals of one
- Detection device for the detection of markings on
- markings may be stickers or the like.
- the markings can also be an imprint of the material web / foil, eg a barcode or the like.
- the rotatable mandrel for receiving a roller, the Axial Operations planned and fixed on the mandrel and / or clamped roller with flat and / or sheet material may preferably together in operation in
- the mandrel be adjustable and / or centered.
- the mandrel guide is coupled to the axial guide means, i.e., the mandrel moves in its axial direction together with the axial guide means.
- the mandrel maintains its position during operation, while only the axial guide device is movable parallel to the axial direction of the mandrel.
- the aforementioned welding unit for automatic and / or semi-automatic connection of a film or flat material end is preferably prepared with a material beginning of a newly inserted role and together with the
- the detection or sensor device an optical sensor such as a light barrier, a camera with downstream image analysis o.ä. includes, the signal and / or control technology is coupled at least with the motor drive for the gripping and / or handling device and for their gripping mechanism.
- a sensory recognition can optionally also with the aid of tactile detectors or a tactile, i. touching detection system, which can be arranged in the region of at least one mounting position. The detection system or the tactile or touching detector and the
- Handling device may be in communication with a control unit.
- Ultrasonic detectors or an ultrasound detection system take place, which can be arranged in the region of the installation positions for the rollers with flat and / or foil material wound thereon.
- the detection system or the ultrasound detector and the handling device may in turn communicate with the mentioned control unit.
- the rolls which are at least partially developed and / or used up to maintain an approximately continuous packaging operation, may alternately be composed of at least two
- Each of the at least two mounting positions can, as previously mentioned, have a pin on which the new roll is placed and on which the respective roll for unwinding their respective flat and / or
- Film material rotates.
- the packaging company can be interrupted during the roll change or possibly continue uninterrupted.
- the above-mentioned variant with only one installation position for a roll allows only a continuous packaging operation during a roll change, if an additional storage for flat and / or sheet material is provided from which this material transported out during the roll change and made available to the packaging company can be.
- Packaging operation Since the method also relates to a handling method using only one installation position within the packaging machine, it is clear that a continuous or continuous packaging operation only under With the help of a cache or other aid measure is possible because at least during the roll change of the conveying process of foil or
- the invention also proposes a device for handling rolls wound on and as
- Packaging material for the packaging of piece goods, containers or the like article compilations serving flat and / or sheet material within a packaging machine, the at least one mounting position for rotatably receiving rolls with flat and / or sheet material and fixing and / or
- Welding means for aligning and / or connecting free end portions of flat and / or sheet material having in the installed position respectively inserted new role with a guided already in the packaging machine web.
- the device has a separating device for separating a material web drawn off from the at least partially unwound and / or used roll from the material web guided into the packaging line.
- the device may have a controllable gripping and / or handling device for handling and moving the material web remainder of the at least partially unwound and / or used roll and for its feed movement to the roll.
- This controllable gripping and / or handling device preferably forms part of an automatable roll changing unit of the device.
- Gripping and / or handling device to be formed by at least one suction tube for detecting the adhering to the at least partially unwound and / or used roll material web residue by means of pneumatic suction or have such a suction tube.
- a further variant of the device can provide that the gripping and / or handling device is formed by at least one clamping strip for mechanically clamping detection of the material web remnant attached to the at least partially unwound and / or used roll.
- the gripping and / or handling device by at least one electrostatically operating element for detecting the at least partially unwound and / or used role attached web rest is formed by means of electrostatically assisted adhesion.
- an uppermost material web of the film or web roll is not withdrawn with said suction tube, but instead with a simple rod, the uppermost web is fixed on the underlying web, for example.
- double-sided adhesive tape or double-sided adhesive layer and this fixation means of the rod it may be necessary to overcome the adhesive force of the adhesive tape or the double-acting adhesive layer during rewinding.
- this can be achieved by actively rotating the film mandrel on which the roller is rotatably mounted, and by rotating the rod in opposite directions, wherein this can optionally be simultaneously moved away or withdrawn from the roller.
- the mentioned gripping and / or handling device is formed by the rod.
- the gripping and / or handling device can also be structurally integrated in the device or designed as part of a handling robot arranged outside the packaging machine.
- the device has a detection device for preferably optically detecting a direction of rotation and / or positioning of a material web remainder of an au OH lying position of the web of each used or almost used role, with the help of the movements of the controllable gripping and / or handling device can be controlled.
- the automated and / or controllable in at least partial dependence on the signals of the detection device gripping and / or handling device can thus form part of an automatable roll changing unit of the device.
- other measuring principles are useful, for example.
- Ultrasonic detection or tactile detection of the desired or required information on the basis of which the gripping and / or handling device can be controlled.
- the gripping and / or handling device is characterized by at least one
- Machine section of a packaging line associated, in his movements and his the material web detecting, cross-cutting and / or within the
- the detection device may comprise at least one in the region of at least two mounting positions fixed optical detection system, optionally also an ultrasonic detection system or a tactile working
- Detection system by means of which the unwinding progress and / or the position of the material web remnant or its length in the machine is detectable and / or verifiable. In addition, so that the material web start the outer layer of the
- the detection device may also have an optical or otherwise working detector, which can be moved via the handling device in the region of the respective new role as well as the role to be replaced and there to check and / or determining the direction of rotation and / or directionally correct positioning of the new Roller and / or for detecting the position of the material web start of the outer layer their respective optical
- the aforementioned gripping and / or handling device can in particular be provided by at least one suction pipe for detecting the roll provided by the new roll
- the gripping and / or handling device can also be formed by at least one strip with controllable suction cups or the like or have such a strip. This intake manifold must be able to not just one
- Packaging area where the articles, piece goods or packages are wrapped or partially wrapped with the material web or film can be continued or maintained.
- the gripping and / or handling device can optionally be more integral
- a freely movable gripping and / or handling device which can be arranged, for example, on a cantilever arm of a standing next to the machine multi-axis robot. Both variants fulfill their intended purpose, provided that they are movable in the desired manner between the respective end positions required for their function and if their clamping and holding action is controllable in the required manner.
- the gripping and / or handling device can optionally also on a suitable gripping and / or handling device.
- Gantry robot be arranged. These mentioned robots can, for example, a
- the gripping and / or handling device with the
- Detection device as well as with the fixation and / or welding device in automatable and coordinated activation and / or
- Motion controls coupled to form the automated or automatable working and functioning role change unit.
- the movements of the gripping and / or handling device are in the detection and positioning of the withdrawn from the new roll material web within the packaging machine in
- both the tapping of the material web can be automated by a control circuit processes the signals of a detection device, which in turn recognizes marks on the outer circumference of the roll.
- These markings may be stickers or the like; the markings can also be printed on the material web or the film, as a barcode o. The like.
- the full automation is given when, for example, only a new role is inserted, in the correct direction of unwinding, then the automated
- worn-out rollers which may also be provided with suitable markings, so that the position and / or length of a material web remainder can be detected and, depending thereon, the gripping and / or handling device can be controlled.
- a handling device for roller replacement and / or change can optionally be preceded by a horizontal conveyor designed for transporting new rollers, which extends into a working area of the handling device.
- the at least one installation position for the rolls with flat and / or sheet material wound thereon or the typically two installation positions with their rotatable holding means for the rolls with flat and / or sheet material can be designed to be adjustable in height For example, to be able to make an adaptation to different roll diameters and / or a correction of the conveying paths with gradually exhausted material supply of a developed and therefore gradually reducing diameter roll.
- embodiments of the invention and their advantages with reference to the accompanying figures will be explained in more detail.
- the proportions of the individual elements to one another in the figures do not always correspond to the actual size ratios, since some shapes are simplified and other shapes are shown enlarged in relation to other elements for better illustration.
- Fig. 1 shows a schematic perspective view of a first embodiment of a device or packaging machine according to the invention.
- Fig. 2 shows a schematic perspective view of a part of
- FIG. 3 shows a schematic perspective view of two mounting positions for
- Fig. 4 shows the mounting positions of Fig. 3 with inserted new role for the second mounting position.
- Fig. 5 shows a perspective view of a new role with it
- Fig. 6 shows a schematic perspective view of the two installation positions for the rollers and an embodiment of a gripping and / or
- FIG. 7 shows a schematic side view of the components shown in FIG. 6.
- Fig. 8 shows a schematic side view of the components shown in Fig. 6, wherein the device is in a subsequent process phase.
- FIG. 9 shows in a total of fifteen schematic views (FIGS. 9A to 90) successive process phases during roll change within one
- FIG. 1 shows a section of a variant of a packaging machine 10, as it can be used for packaging piece goods, containers or similar article compositions with serving as a packaging film and / or flat material. Shown is a part of a device 12, the handling of wound on rolls 14 flat and / or sheet material and their processing by wrapping or partially wrapping of piece goods, containers or article compositions not shown here is used.
- the flat and / or sheet material provided on the rolls 14 for the packaging machine 10 may, for example, be formed by shrink film or other suitable sheet material.
- the rollers 14 can, for example, be transported upright on pallets 16 and provided so that they are within reach of a handling and / or
- Feed device 18 which may be formed, for example, by a multi-axially movable, stationary or movable on a plane articulated robot 20.
- This handling and / or feeding device 18 or the articulated robot 20 has a suitable roller gripper 22 at its free end, with which it receives individual rollers 14 from the pallets 16 and inserted into an intended installation position EB1 and / or EB2 in the packaging machine 10 can.
- Knickarmroboter 20 or in its range may be a receptacle 24 for used rolls or roll cores (not shown), if necessary
- worn-out rollers are also normally removed from the machine 10 with the same articulated-arm robot 20 and deposited in the container 24.
- At least two separate installation positions EB1 and EB2 are provided within the packaging machine 10 for one respective roll 14 or 15 with flat and / or sheet material 26 wound thereon.
- Each new roll 14 is inserted by means of the articulated robot 20 movably arranged roll gripper 22 in the respective installation position EB1 and EB2, in each case care should be taken that the rollers 14 are used in the correct direction of unwinding.
- Spent rolls 15 are each from the
- the schematic view of FIG. 2 shows an operating state in which the roller 15 located in the first installation position EB1 is almost consumed, while in the second mounting position EB2 no new role 14 has been used.
- the schematic view of FIG. 3 shows an operating state in which the roller 15 located in the first installation position EB1 is almost consumed, while in the second installation position EB2 a new roller 14 has already been used.
- a horizontal holding mandrel 28 is provided at the installation positions EB1 and EB2, respectively, which serves for the rotational and / or rotationally driven and / or braked receiving and supporting of the rollers 14, 15.
- rollers 14, 15 are each slid with their hollow cylindrical cores and clamped or fixed, so that the flat or sheet material 26 thereon transported in the conveying direction 30 shown in Figures 2 and 3 in the packaging machine 10 and can be fed continuously to a packaging area, not shown here.
- the reference numeral 32 designates in Figures 2 and 3, a fixing and / or welding device comprising a vertically movable welding bar 34, with which the webs 26 of each different rollers 14 and 15 connected to each other at a connection or joint, in particular can be welded under heat , so that an endless operation for the endlessly supplied material webs 26 is made possible.
- the material webs 26 pass through the fixing and / or welding device 32 during the entire conveying operation, which, in conjunction with the vertically movable and optionally activatable welding bar 34, permits the desired continuous operation.
- a separating device in the area of the fixing and / or welding device 32, can furthermore be arranged, which, for example, may comprise a knife or a cutting bar, and which is to ensure that the material web 26 of the used roll 15 is fed into the machine leading "endless" material web 26 separated and finally the used roll 15 can be removed.
- new roll 14 has at its outer web layer 36 on an optical marking 38 which can be detected by a detection device 40, in the embodiment ( Figures 2 and 3) by two cameras 42 with downstream image analysis 44 is formed, which cooperate with a control circuit 46 only indicated here, which the
- Rotational movements of the holding mandrels 28 influenced, either by electric motor drive or by motor and / or by braking assisted deceleration of a Rotational movement.
- Corresponding drives and / or brakes for the rotatably mounted retaining mandrels 28 may be located in their support sections 48.
- the control circuit 46 can, based on the position data supplied by the cameras 42 and the image evaluation 44 for the optical marking 38, the exact rotational position of a newly inserted and on the holding mandrel 28 - in Fig. 3 the right arranged second mounting position EB2 regarding - determine and by targeted Drive the retaining pin 28, the roller 14 position so that the outer
- Material web layer 36 can be detected at the material edge 50 of its free end by means of a schematically indicated in Fig. 4 and described in more detail in the following figures controllable gripping and / or handling device 52.
- This gripping and / or handling device 52 is used to handle and move the outer layer 36 of the web 26 of the new roll 14 to the fixing and / or welding device 32, where they then with the leading into the machine 10 web 26, the still of the almost spent roll 15 has been unwound, connected and the residual web remaining on this roll 15 is separated from the material web 26 leading into the machine 10.
- FIG. 4 essentially illustrates a process phase in which the material edge 50 of the outer layer 36 of the new roll 14 placed in the second installation position EB2 has been pulled off to the left.
- a movably controllable arm of the gripping and / or handling device 52 has the outer web layer 36 pulled to the left and moved under the welding bar 34 of the welding device 32, which then lower and can be activated to a linear welding with that of the old roll 15th , which is positioned in the first installation position EB1, to carry out the material web 26 (conveyance direction 30 to the right) withdrawn and conveyed into the packaging machine 10.
- Fig. 4 shows that each roller 14, 15 can only have exactly one unwinding, since the material web 26 is withdrawn from the left roller 15 (installation position EB1) on its underside by the roller 15 rotates in the left-hand rotation, while the Material web 26 is withdrawn from the right roller 14 (installation position EB2) at the top by this new roller 14 also rotates in the left-hand rotation; see the
- the device 12 can be operated continuously, without the - not shown here - packaging process and the conveying process of the web 26 for the replacement of a new roll 14 and / or for the removal having to interrupt a spent roll 15.
- FIG. 5 illustrates a partially used roll 15 with wound flat and / or sheet material 26, in which a material residue 27 is already separated from the remaining material web 26, which leads into the machine, so that the roller 15th can be removed from the machine immediately, preferably after reverse rotation of the roller 15, whereby the web rest 27 has been wound as completely as possible on the roll 15, possibly with entrainment of a hanging portion 36, which comes from the newly used roll 14 (see the FIGS. 9a to 9p).
- FIG. 6 The schematic perspective view of FIG. 6 and the schematic
- FIG. 7 Side view of Fig. 7 show in further illustrations a phase of
- Conveying direction 30 is guided into the packaging machine 10 in order to be used there for the wrapping of piece goods, containers o. The like. Article compositions.
- the located in the second mounting position EB2 new role 14 is already for a
- the gripping and / or handling device 52 is formed in this embodiment by a suction tube 56 which is capable of detecting the material provided by the new roll 14 web 26 by means of pneumatic suction pressure and deduct.
- the suction pressure applied to numerous openings which are distributed over the length of the suction tube 56 and over its circumference must be strong enough in this case not only to grasp the material web 26 in the vicinity of the material edge 50, but also to pull it off while the roller 14 is resting on the material Retaining mandrel 28 to turn.
- roller 14 it may also be useful to rotate the roller 14 by motor drive of the retaining mandrel 28 in accordance with the approximately horizontal withdrawal movement of the suction tube 56 in the direction of the other roller 15 and thus facilitate the removal movement or support ,
- FIG. 7 shows not only the approximately horizontally extending actuating directions 58 of the suction tube 56 of the gripping and / or handling device 52, but also the rotational movements 60 which can be carried out by the suction tube 56 as required about its longitudinal axis.
- the motion guide of the suction tube 56 is not shown in detail in Figures 4, 6 and 7; the suction tube 56 may be suspended, for example, on a slide guide o. The like., Which allows the horizontal movements 58 in the region between the two retaining pins 28 of the left and right mounting positions EB1 and EB2 for the two rollers 14 and 15 and the rotational movements 60.
- Conceivable as drives for such a slide guide are, for example, electric motor driven
- Material webs 26 and for simultaneous removal of the almost consumed left roll 15 can dip vertically. It must not be mentioned at this point that the welding process is usually carried out by tempering the welding beam 34 and / or the receiving groove 62, through which the material webs 26 is heated above its softening temperature, so that a flow of the material and thus a cohesive bonding of can be made to connect web of material web sections.
- FIG. 8 shows a further phase of
- Reel change in which the right roller 14 located in the second installation position EB2 forms the active roller 14 whose material web 26 in the conveying direction 30 in the
- Packaging machine 10 is guided to there for the wrapping of piece goods, containers o. Like. Article compilations to be used.
- the consumed roller 15 located in the first installation position EB1 is prepared for removal by already separating its outer material web layer from the material web 26, thereby forming a web rest 27 which engages at a material edge by means of the gripping and / or handling device 52 and to the left, ie, is moved toward the almost spent reel 15. Possibly. can hang on this web rest 27 a piece of the new roll 14, which is explained in more detail with reference to the figures 9a to 9p.
- the gripping and / or handling device 52 formed by the suction tube 56 is, similarly as explained above, also in this process phase in a position to detect and hold the web rest 27 attached to the old roller 15 by means of pneumatic suction pressure, while the roller 15 is rotated back in the opposite direction to wind this web rest 27 so that it can not cause problems when removing the roller 15 from the device 12, for example.
- the suction pressure applied to numerous openings which are distributed over the length of the suction tube 56 and over its circumference must again be strong enough not only to grasp but also to hold the material web residue 27 in the vicinity of the material edge and to turn to the left in the direction of the material edge Roller 15 to move while the roller 15 is rotated.
- the Fig. 8 in turn leaves the approximately horizontally extending
- Stelliquesen 58 of the suction tube 56 of the gripping and / or handling device 52 and recognize the suction tube 56 as required executable rotational movements 60 about its longitudinal axis.
- the suction tube 56 may be suspended, for example, on a slide guide o. The like., Which allows the horizontal movements 58 in the region between the two retaining pins 28 of the left and right mounting positions EB1 and EB2 for the two rollers 14 and 15 and the rotational movements 60.
- the two installation positions EB1 and EB2 for the rollers 14 and 15 with flat and / or foil material 26 wound thereon or at least one of the installation positions EB1 and / or EB2 with their rotatable holding means in the form of rotatable retaining mandrels 28 for the rollers 14, 15 with flat and / or sheet material 26 can be made adjustable in height, for example, an adaptation to different roll diameter and / or correction of the conveying paths with gradually exhausted material supply of a unwound and Therefore, to be able to make gradually 15 in diameter reducing role.
- suitable means for adjusting the height of the rotatable retaining mandrels 28 have.
- FIG. 9 show in a total of fifteen images (FIGS. 9A to 90) successive process steps of a particularly effective variant of a roll change within the device 12 according to the invention, as has been explained in the preceding figures.
- the removal of the material web 26 takes place in each case from above on both rollers 14 and 15, so that the left-hand roller 14 or 15 (EB1) in FIG. 9
- FIG. 9A illustrates the feeding of the material web 26 in the conveying direction 30 via the roll 15 located in the right-hand installation position EB2, which is unwound in left-hand rotation.
- the active roller 15 located in the right-hand installation position EB2 still has almost its original outer circumference, it is already designated by the reference numeral 15 in this illustration, since in the left-hand installation position EB1 an already not activated new roller is already in operation This description has become consistent with the reference numeral 14.
- the material web 26 is guided over a lower deflection roller 64.
- the suction tube 56 and the welding bar 34 are each inactive.
- the new roll 14 kept available in the left-hand installation position EB1 is not yet activated, i. not yet connected to the guided into the packaging machine web 26.
- the left-hand suction tube 56 detects the outer material web layer 36 (FIG. 9B), pulls it, while the roller 14 rotates, in a clockwise direction under the welding bar 34 towards the right-hand roller 15 (FIG. 9C), wherein for the exact positioning of the web 26 of the new roll 14, the suction tube 56 with winding a definable length of the externa ßeren
- Material web layer 36 can rotate, in this case in left turn. Possibly.
- a sensor system for detecting print marks can control the length of the material web 36 to be wound on the suction pipe 56, so that a suitable connection to the material web 26 can be achieved, which is already in the packaging machine.
- the weld bar 34 is lowered to weld and bond the webs 26 (FIG. 9D).
- Material web position of the supplied from the new roll of material web 26 and 36th take place in order to achieve an optimal connection of the material webs, taking into account the printed images applied to the material webs 26. This can be ensured that a printing of the webs or film packaging is after the preparation of a package at a desired location and not displaced or slipped, which could be perceived as a quality defect of the finished packaging.
- the material web of the right spent roll 15 can be separated from the web 26 fed into the machine.
- Separation can be done, for example, with a cutting or separating device, not shown here.
- This phase immediately after the joining of the material webs 36 (the new roll 14) and 27 (the old roll 15) is schematically indicated in FIG. 9E.
- the originating from the new roll 14 outer layer 36 is here still partially wrapped around the suction tube 56 and depends a piece far from this down where they (ie the layer 36) connected at an acute-angled junction 66 with the web rest 27 of the old role 15 or welded.
- Installation position EB1 is gradually unwound, this role is hereinafter referred to as used roller 15 (Fig. 91), while the right roller in the second
- Installation position EB2 is referred to as a new roller 14, to which, analogously to the situation according to FIG. 9B, the suction tube 56 is attached again (FIG. 91), so that its outer surface is shown
- Material web layer 36 can be pulled to the left under the welding bar 34 in the direction of the left roller 15 (Fig. 9J).
- the welding bar 34 can in turn be lowered (FIG. 9K), whereby the connection of the material web 26 of the right-hand roller 14 with the material web 26 leading into the machine is established (FIG. 9L), while at the connection point 66 the outer material web layer 36 of FIG right new roll 14, which is still hanging on the suction tube 56 or there is wound a little way, was connected to the web rest 27 of the spent left roll 15 (Fig. 9L), so that the rewinding of the used roll 15 for receiving the web residue 27th as well as the material web section 36 hanging thereon via the connection point 66 (FIG. 9M).
- the suction tube 56 may assist this unwinding of the spent left roll 15 by being rotated and / or delivered to the old roll 15 for unwinding the sheet web section 36 still on it, originating from the new roll 14 (Figs. 9M, 9N) ).
Landscapes
- Replacement Of Web Rolls (AREA)
- Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102014222170.6A DE102014222170A1 (de) | 2014-10-30 | 2014-10-30 | Verfahren und Vorrichtung zur Handhabung von auf Rollen gewickeltem Flach- und/oder Folienmaterial |
PCT/EP2015/074869 WO2016066643A1 (de) | 2014-10-30 | 2015-10-27 | Verfahren und vorrichtung zur handhabung von auf rollen gewickeltem flach- und/oder folienmaterial |
Publications (2)
Publication Number | Publication Date |
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EP3212552A1 true EP3212552A1 (de) | 2017-09-06 |
EP3212552B1 EP3212552B1 (de) | 2019-09-18 |
Family
ID=54356339
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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EP15785129.6A Active EP3212552B1 (de) | 2014-10-30 | 2015-10-27 | Verfahren und vorrichtung zur handhabung von auf rollen gewickeltem flach- und/oder folienmaterial |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP3212552B1 (de) |
CN (1) | CN207998340U (de) |
DE (1) | DE102014222170A1 (de) |
WO (1) | WO2016066643A1 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106144711B (zh) * | 2016-08-30 | 2018-01-23 | 长沙长泰机器人有限公司 | 塑料膜自动接膜系统 |
CN110040547B (zh) * | 2019-04-30 | 2024-04-26 | 泉州创立得智能科技有限公司 | 一种电加热换接料装置 |
CN110817557B (zh) * | 2019-10-16 | 2021-07-23 | 东莞方德泡绵制品厂有限公司 | 一种汽车生产线用膜带卷绕机构 |
CN110950133B (zh) * | 2020-01-02 | 2021-03-16 | 北京中鼎高科自动化技术有限公司 | 一种用于模切机的全自动智能换料系统 |
DE102020108158A1 (de) | 2020-03-25 | 2021-09-30 | Khs Gmbh | Verfahren zum Verpacken von Produkten sowie Verpackungsanlage |
DE102020108161B4 (de) | 2020-03-25 | 2024-03-21 | Khs Gmbh | Verfahren zum Verpacken von Produkten |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1235976B (it) | 1989-12-18 | 1992-12-15 | Gd Spa | Metodo e dispositivo per l'alimentazione ed il cambio di bobine in una macchina confezionatrice |
DE102004026312A1 (de) * | 2004-05-26 | 2005-12-15 | Krones Ag | Folienspleißstation |
CA2675098C (en) * | 2007-01-16 | 2013-04-09 | Orihiro Engineering Co., Ltd. | Film supply apparatus and filling and packaging system including the film supply apparatus |
ES2369459B1 (es) * | 2009-03-23 | 2012-09-24 | Mespack S.L. | Máquina envasadora horizontal incluyendo desenrollador con dispositivo de empalme para cambio de bobina sin paro de la máquina, y unidad de suministro de banda aplicable a dicha máquina. |
DE102013110944A1 (de) * | 2013-10-02 | 2015-04-02 | Krones Aktiengesellschaft | Verfahren und Vorrichtung zum Wechseln von Trägereinheiten mit auf Vorratsrollen aufgewickeltem flächigem Verpackungsmaterial innerhalb einer Verpackungsmaschine |
-
2014
- 2014-10-30 DE DE102014222170.6A patent/DE102014222170A1/de not_active Ceased
-
2015
- 2015-10-27 CN CN201590000891.9U patent/CN207998340U/zh active Active
- 2015-10-27 WO PCT/EP2015/074869 patent/WO2016066643A1/de active Application Filing
- 2015-10-27 EP EP15785129.6A patent/EP3212552B1/de active Active
Also Published As
Publication number | Publication date |
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EP3212552B1 (de) | 2019-09-18 |
DE102014222170A1 (de) | 2016-05-04 |
CN207998340U (zh) | 2018-10-23 |
WO2016066643A1 (de) | 2016-05-06 |
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