EP3049241A2 - Machine et procédé de pliage et de collage de flans servant à la fabrication de boîtes pliables - Google Patents

Machine et procédé de pliage et de collage de flans servant à la fabrication de boîtes pliables

Info

Publication number
EP3049241A2
EP3049241A2 EP14780437.1A EP14780437A EP3049241A2 EP 3049241 A2 EP3049241 A2 EP 3049241A2 EP 14780437 A EP14780437 A EP 14780437A EP 3049241 A2 EP3049241 A2 EP 3049241A2
Authority
EP
European Patent Office
Prior art keywords
blanks
folding
workpiece carriers
along
active
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
Application number
EP14780437.1A
Other languages
German (de)
English (en)
Other versions
EP3049241B1 (fr
Inventor
Jens Eckermann
Walter Bischoff
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.)
Krones AG
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP3049241A2 publication Critical patent/EP3049241A2/fr
Application granted granted Critical
Publication of EP3049241B1 publication Critical patent/EP3049241B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
    • B31B50/02—Feeding or positioning sheets, blanks or webs
    • B31B50/022—Holders for feeding or positioning blanks or webs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
    • B31B50/006—Controlling; Regulating; Measuring; Improving safety
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
    • B31B50/02—Feeding or positioning sheets, blanks or webs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
    • B31B50/60—Uniting opposed surfaces or edges; Taping
    • B31B50/62—Uniting opposed surfaces or edges; Taping by adhesives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B43/00—Forming, feeding, opening or setting-up containers or receptacles in association with packaging
    • B65B43/08—Forming three-dimensional containers from sheet material
    • B65B43/10—Forming three-dimensional containers from sheet material by folding the material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B43/00—Forming, feeding, opening or setting-up containers or receptacles in association with packaging
    • B65B43/42—Feeding or positioning bags, boxes, or cartons in the distended, opened, or set-up state; Feeding preformed rigid containers, e.g. tins, capsules, glass tubes, glasses, to the packaging position; Locating containers or receptacles at the filling position; Supporting containers or receptacles during the filling operation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B7/00—Closing containers or receptacles after filling
    • B65B7/16—Closing semi-rigid or rigid containers or receptacles not deformed by, or not taking-up shape of, contents, e.g. boxes or cartons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B2100/00—Rigid or semi-rigid containers made by folding single-piece sheets, blanks or webs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B2100/00—Rigid or semi-rigid containers made by folding single-piece sheets, blanks or webs
    • B31B2100/002—Rigid or semi-rigid containers made by folding single-piece sheets, blanks or webs characterised by the shape of the blank from which they are formed
    • B31B2100/0024—Rigid or semi-rigid containers made by folding single-piece sheets, blanks or webs characterised by the shape of the blank from which they are formed having all side walls attached to the bottom
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B2110/00—Shape of rigid or semi-rigid containers
    • B31B2110/30—Shape of rigid or semi-rigid containers having a polygonal cross section
    • B31B2110/35—Shape of rigid or semi-rigid containers having a polygonal cross section rectangular, e.g. square
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B2241/00—Making bags or boxes intended for a specific use
    • B31B2241/001—Making bottle carriers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
    • B31B50/005—Making rigid or semi-rigid containers, e.g. boxes or cartons involving a particular layout of the machinery or relative arrangement of its subunits
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
    • B31B50/02—Feeding or positioning sheets, blanks or webs
    • B31B50/04—Feeding sheets or blanks
    • B31B50/06—Feeding sheets or blanks from stacks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
    • B31B50/02—Feeding or positioning sheets, blanks or webs
    • B31B50/04—Feeding sheets or blanks
    • B31B50/07—Feeding sheets or blanks by air pressure or suction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
    • B31B50/26—Folding sheets, blanks or webs
    • B31B50/36—Folding sheets, blanks or webs by continuously feeding the sheets, blanks or webs to stationary members, e.g. plates, ploughs or cores
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
    • B31B50/26—Folding sheets, blanks or webs
    • B31B50/52—Folding sheets, blanks or webs by reciprocating or oscillating members, e.g. fingers
    • B31B50/54—Folding sheets, blanks or webs by reciprocating or oscillating members, e.g. fingers operating on moving material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
    • B31B50/60—Uniting opposed surfaces or edges; Taping
    • B31B50/62—Uniting opposed surfaces or edges; Taping by adhesives
    • B31B50/624—Applying glue on blanks

Definitions

  • the invention relates to a machine and a method for folding and gluing blanks for the production of folding cartons.
  • Folding cartons are formed from one or more flat, stamped and pre-grooved or slotted blanks by folding, gluing and straightening.
  • "Open Basket Carriers” or “OBC” bottle carriers are particularly elaborate folding cartons made from one or two blanks getting produced.
  • Blanks which have fold lines oriented at right angles to one another are transferred in a machine type from a first processing path on which first convolutions are carried out to a second processing path aligned by 90 ° thereto, on which second convolutions are executed.
  • the blanks are rotated 90 ° on the processing line.
  • the object of the invention is to provide an alternative machine and an alternative method for folding and gluing blanks for the production of folding cartons.
  • the machine according to the invention for folding and gluing blanks for the production of folding cartons has:
  • a transport system comprising at least one deflection roller encircling and running along a processing line traction means
  • a drive connected to and driving at least one deflection roller
  • At least one means for removing individual blanks from the stack in the magazine At least one means for feeding the removed blanks in a movement synchronized with the workpiece carriers along a section of the processing line to the workpiece carriers,
  • active means for holding blanks on the workpiece carriers, and / or
  • Active means arranged on the workpiece carriers for folding blanks on the workpiece carriers
  • Control means associated with and configured for holding and / or folding active means, for holding and releasing the blanks by the active means for holding and / or folding the blanks by the active means for folding control, and
  • At least one means for gluing blanks and / or means for gluing blanks which are arranged fixedly on the processing line and are arranged on the workpiece carriers.
  • the machine according to the invention has workpiece carriers which are moved along the processing path.
  • the blanks are fed to the workpiece carriers and the folding and gluing operations are performed on the workpiece carriers.
  • the active holding means located on the workpiece carriers, which hold the blanks securely in defined positions on the workpiece carriers, so that they do not slip during folding and gluing.
  • the active means arranged on the workpiece carriers for folding which perform the folding operations, whereby the forces exerted by fixed means for folding on the blanks transported past are avoided.
  • the active remedy for wrinkles Folds to perform around the transport direction of the workpiece carrier directed folding lines (transverse folds), which are not possible by means of fixed means for folding.
  • the machine has both active means for holding and active means for folding, which are respectively arranged on the workpiece carriers.
  • the invention also includes embodiments in which only active means for holding are arranged on the workpiece carriers and no active means for folding.
  • Such embodiments are e.g. suitable for applications in which the blanks can be folded by means of fixed or stationary arranged on the process line means for folding, such as parallelepiped cartons folded only to the transport direction directed fold lines (longitudinal folds) and glued and the user through the end openings filled and closed.
  • the means for folding which are fixedly arranged on the process path are preferably passive means for folding.
  • the invention includes embodiments in which only active means for folding and no active means for holding are arranged on the workpiece carriers.
  • Such embodiments are e.g. suitable for applications in which transverse folds must be performed and static holding elements on the workpiece carriers are sufficient to hold the blanks in defined positions on the workpiece carriers. This is aided by the fact that the active folding means arranged on the workpiece carriers act with less force on the blanks than fixed means for folding.
  • the active means for holding are means which hold the blanks by means of a movable disembodied or physical medium on the workpiece carriers, for example by means of a gas by applying negative pressure (vacuum) or pressure (compressed air) and / or by means of a movable physical element.
  • Active means for folding are means which fold the blanks by means of a movable disembodied or bodily medium, for example by means of a gas by applying negative pressure (vacuum) or (overpressure compressed air) and / or by means of a movable physical element.
  • the active means for holding and the active means for folding may be partially or totally the same agents.
  • Passive means of folding are e.g. Guides or other stationary tools arranged fixedly on the processing line.
  • Passive means for holding are e.g. arranged on the workpiece carriers stop strips and / or receiving mandrels for holding blanks.
  • the machine is suitable for folding and gluing blanks for the production of folding boxes of any kind. It is particularly suitable for the folding and gluing of simple blanks and complex blanks, for example blanks for parallelepiped cartons and for OBC bottle carriers.
  • the machine has at least one means for gluing blanks, which is fixedly arranged on the processing line and on which the blanks are guided past the workpiece carriers.
  • This can be advantageous in particular in the case of straight, flat or other simple bonds.
  • means for gluing are arranged on the workpiece carriers. This may be advantageous for complex adhesive geometries and / or for performing multiple bonding operations on the same blanks.
  • control means are preferably mechanical control means or pneumatic control means or hydraulic control means or electrical control means or any combination of the aforesaid control means.
  • the machine according to the invention is particularly suitable for being used in production processes with small batch sizes. Furthermore, in production processes where orders with different blanks have to be processed in quick succession.
  • the machine can be used in particular with folding carton manufacturers.
  • the machine is also suitable for folding and gluing blanks at the user who fills the blanks with goods. The transport of unfolded and not glued blanks from the carton manufacturer to the user and the storage of these blanks by the user is considerably less expensive than the transport and storage of folded and glued blanks.
  • the user can either temporarily store the folded and glued blanks or the user feeds the folded and glued blanks directly (inline) to a packaging machine for filling the blanks with goods in a continuous production process.
  • a packaging machine for filling the blanks with goods in a continuous production process.
  • contemporary machines can be used side by side, for example, the carton manufacturer or the user.
  • a plurality of active means for holding and / or a plurality of active means for folding are arranged on each workpiece carrier. This is advantageous for the folding and gluing process.
  • the control means are designed to include any active means for holding and / or each active Control means for folding on each workpiece carrier separately. This allows, during folding, to control a portion of the active means for holding so as to release the part of the blank to be folded and to hold with another part of the active means for holding the rest of the blank so that it retains its position. Furthermore, this makes it possible to carry out several different folding operations on each workpiece carrier.
  • the active means for holding are selected from the means vacuum suction, compressed air nozzle, folding flap or any combination of several of the aforementioned means.
  • the active means for folding are selected from the means folding flap, vacuum suction, compressed air nozzle, cam wheel, linear actuator or any combination of a plurality of aforementioned means.
  • the vacuum suction and / or compressed air nozzles are connected to means for supplying a vacuum and / or compressed air from a stationary vacuum generator and / or compressed air generator to the along the processing path moving workpiece carriers. All vacuum suction and / or compressed air nozzles can be connected via the means for supplying with the same vacuum generator and / or the same source of compressed air. Alternatively, a vacuum generator and / or a compressed air source are arranged on each workpiece carrier, which can be driven by the movement of the workpiece carrier.
  • the vacuum generator is preferably a rotary vane vacuum pump or a diaphragm pump or other vacuum pump.
  • the compressed air source is preferably a reciprocating compressor or screw compressor or other compressor or compressed air network.
  • the means for supplying a vacuum and / or the means for supplying compressed air extending parallel to the processing running, connected to the vacuum generator and / or the compressed air source, fixed air channel on one side along the processing has stretched opening which is sealingly covered by a belt running concurrently with the at least one traction means, which has next to the workpiece carriers holes which are connected via lines to the vacuum cups and / or the compressed air nozzles on the workpiece carriers.
  • a vacuum or compressed air is provided along the processing route.
  • the air duct has an opening along the processing stretched opening.
  • a band runs in parallel with the at least one traction means, wherein it covers the opening of the air channel sealing.
  • the vacuum cups and / or compressed air nozzles on the workpiece carriers are connected via lines with holes in the band. Through the lines, the vacuum present in the air duct or the compressed air to the vacuum suction or the compressed air nozzles on the workpiece carriers. In a simple and reliable way thus the supply of the vacuum suction or compressed air nozzles with vacuum or compressed air is ensured.
  • valve means are arranged on the workpiece carriers, via which the vacuum suction means are connected to the means for supplying a vacuum and / or the compressed air nozzles to the means for supplying compressed air and the valve means are connected to the control means.
  • the control means control the connection of the Vacuum suction with the vacuum generator and / or the compressed air nozzles with the compressed air source. The actuation of the means for holding and / or the means for folding is thus controlled by the valve means.
  • the active means for holding and / or the active means for folding on the workpiece carriers arranged flaps for clamping and / or folding sections of the blanks and means for pivoting the flaps and the means for pivoting connected to the control means ,
  • flaps sections of the blanks between the flaps and a support surface of the workpiece carrier can be clamped, so that they are held on the workpiece carrier.
  • sections of the blanks are pivotable with respect to the support surface in order to fold these sections against further sections of the blanks which are held on the workpiece carriers.
  • the means for pivoting comprise the flaps in a starting position biasing spring elements. By further means for pivoting the flaps are pivoted away from the starting position. If the other means for pivoting are not effective, the flaps are automatically moved back by the spring elements in the starting position.
  • control means comprise fixed curves and the active means for holding and / or the active means for folding are coupled to sensing means which scan the curves.
  • the scanning means are means for pivoting the flaps.
  • the flaps are additionally biased by spring elements into a starting position. The spring elements can push the scanning means against the fixed curves, so that the flaps are controlled exactly according to the course of the fixed curves.
  • the scanning means are guided along fixed curves which move the scanning means in different directions to swing the flaps back and forth.
  • the scanning means engage with a pin in a groove whose flanks form the curves.
  • the machine on the workpiece carriers arranged passive means for holding and / or at least one stationary on the processing path arranged passive means for folding blanks on the workpiece carriers.
  • the workpiece carriers have stop strips and / or receiving mandrels for holding blanks.
  • the passive means for holding blanks may be in addition to or instead of active means for holding blanks.
  • the passive means for folding a line on the processing arranged guide ruler also called “deflector” or “Faltweiche”
  • the passive means for folding may be in addition to or instead of active means for folding.
  • Another embodiment has arranged on the workpiece carriers active means for folding the blanks along fold lines in the direction transverse to the transport direction and / or stationary on the processing path arranged passive means for folding blanks along the fold lines in the transport direction of the workpiece carrier.
  • the folds along fold lines in the direction transverse to the transport direction are performed by active means for folding.
  • the folds along fold lines in the transport direction of the workpiece carriers can also be carried out by means of active means for folding.
  • the workpiece carriers are pivotally mounted on a base, which are fastened to the at least one traction means.
  • the pivotable workpiece carriers are connected to a drive, which is connected to the control means, which are designed to control the pivoting of the workpiece carriers in one or the other pivot position.
  • the pivotal movement of the workpiece carrier on the base can be controlled for example by means of curves.
  • At least one pressure roller is stationary arranged on the processing, which rolls on the folded blanks on the workpiece carriers.
  • the pressure roller compresses the material along the fold lines to break the cardboard fibers and complete the folds.
  • the trunks of the at least one traction means are vertically aligned.
  • the processing can stretch over both dreams extend. This allows a particularly space-saving design of the machine.
  • the components of the machine are arranged in a frame. This facilitates the assembly and disassembly of the components, especially during maintenance and conversion, in order to prepare the machine for the processing of different blanks.
  • the machine has an elongated, vertical frame. This is advantageous for a space-saving installation of the machine.
  • the at least one magazine and the means for feeding individual blanks are arranged on the side of the one tramming of the pulling means and the dispensing station for dispensing folded and glued blanks is arranged on the side of the other trammel of the pulling means.
  • the means for removing individual blanks from the stack in the magazine comprise a suction device, which is designed in each case to suck off a single blank from a stack in the magazine into a transfer position.
  • the means for feeding the removed blanks to one of the workpiece carriers comprise a further transport system with at least one further traction means enclosing further deflecting rollers, wherein a further tramming of the further traction means is guided past the transfer position and still another tramming of the further traction means along one Section of Verlagerangsddle runs along the further traction means driver are arranged, the further transport system has a further drive, the suction and the further drive is connected to the control means, which are designed so that the suction with the further drive and the further drive are synchronized with the drive, so the suction positioned in each case a single blank from the magazine in the transfer position between carriers on the further traction means, the at least one further traction means entrains the blank held between the drivers and supplied the blank of the substantially extending in the direction of a portion of the processing section Trumm the workpiece carrier becomes.
  • the blanks provided by the removal means in the transfer position are accelerated and fed to the speed of
  • This embodiment is particularly suitable for the supply of blanks for OBC bottle carrier to the workpiece carriers, in particular for the supply of a jacket blank for such a bottle carrier.
  • the means for removing individual blanks from the stack in the magazine comprise a swivel suction device, which in each case deposits a single blank on a delivery table.
  • the means for feeding the removed blank to one of the workpiece carriers comprise a carriage, which is guided in guides along a portion of the processing line and on which a further rocking sucker is arranged, which is arranged in arrangement of the carriage in a lower Position to receive a single blank from the tray table, after a pivoting movement, the blank in an upper position of the carriage to supply a workpiece carrier, wherein the carriage is connected to a further drive, the rotary vacuum is connected to a further drive and the further rotary vacuum is connected to a further drive and the other drives are connected to the control means, which are designed so that after depositing a blank through the swivel aspirator on the delivery table of the further swivel vacuum cleaner receives the blank and the carriage performs a synchronous movement with one of the workpiece carrier while the further
  • This embodiment is particularly advantageous for feeding a further blank to the workpiece carrier, on which a blank has already been placed.
  • This embodiment is particularly advantageous for the supply of blanks for the formation of a center wall and a handle reinforcement in OBC bottle carriers.
  • the means for feeding comprises a feed plate on which each blank can be positioned, and the means for feeding have means for displacing the feed plate perpendicular to the conveyor of the transport system with a central drive connected to the control means and are Control means designed to control the Verlagerang the feed plate perpendicular to the workpiece carrier in the last section of the supply of each blank to one of the workpiece carrier to supply the blank by means of the feed plate to the workpiece carrier. This further improves process reliability.
  • the feed plate is dimensioned so that when moving perpendicular to the workpiece carrier out between support means on the Workpiece carrier is moved into, on which a blank is placeable. As a result, a folding process can be initiated.
  • the support means on the workpiece carrier may in particular be flaps which are in a starting position.
  • the further swivel suction device comprises means for displacing the blank perpendicular to the workpiece carrier with a further drive, which is connected to the control means. This further improves process reliability.
  • control means are designed so that the active means for holding on the workpiece carriers take over the blanks from the at least one means for feeding. This further improves the process security.
  • vacuum cups can be controlled on the workpiece carriers so that they suck in the blanks when feeding.
  • the machine comprises means for erecting the folded and glued blanks into folding boxes.
  • the erected folding boxes can then be filled directly with goods.
  • This embodiment is particularly suitable for use by the user.
  • Another embodiment relates to the arrangement of a machine according to the invention in front of a machine for combining folded and glued blanks to transport units or in front of a machine for filling the folded, glued and erected blanks with goods.
  • the transport units are eg stacks of folded glued blanks or several such stacks on a pallet.
  • the object is achieved by a method having the features of claim 26.
  • the blanks are withdrawn from a stationary stack on the processing line and fed to the workpiece carriers.
  • each active means for holding and / or each active means for folding is separately controlled.
  • the vacuum and / or the compressed air is supplied to the active means for holding and / or the active means for folding on the workpiece carriers from a stationary vacuum generator and / or a stationary compressed air source during transport along the processing stretch.
  • the active means for holding and / or the active means for folding are controlled by scanning stationary curves.
  • the blanks are held during transport along the processing line by means of the workpiece carriers along the processing transported passive means to hold and / or folded by means of at least one fixed to the processing path indicated passive means for folding.
  • the blanks are rotated during transport along the processing path by 90 ° and by means of along the Processing stretch arranged means for folding folded around fold lines, which are offset from each other by 90 °.
  • the blanks are post-folding on a fold line by means of a stationary on the processing arranged, reworked on the blanks pressure roller along the fold line.
  • the blanks are transported along a vertically oriented processing stretch, folded and glued.
  • the blanks after delivery to the processing line are first transported upwards and then down and removed during transport down from the processing line.
  • the blanks are withdrawn by suction from a magazine and fed to the processing line.
  • the blanks are erected behind the processing, filled and closed.
  • the blanks are stacked behind the processing stretch in a flat-lying state.
  • the blanks are stored intermediately behind the processing line or erected directly after the processing line, filled and closed.
  • Figure 1 shows the machine in a side view from the right side.
  • Fig. 2 shows the machine in a perspective view from above and from the right
  • Fig. 3 means for removing and for feeding blanks of
  • Fig. 4 shows a workpiece carrier of the inventive machine in a
  • Fig. 6 means for supplying a vacuum of the machine in one
  • Fig. 8 further means for removing and for feeding the blanks of
  • Machine in an enlarged detail view from the right side; 9 shows a workpiece carrier of the machine with a jacket blank for an open basket carrier in a view from the left side (FIG.
  • FIG. 11 shows the workpiece carrier with the jacket blank and a
  • Middle wall blank each partially folded transversely in one Side view from the left side (Figure 11.1) and in a perspective view from the left side and from the front ( Figure 11.2);
  • Middle wall blank respectively, after the transverse folds in a view from the left side (FIG. 12.1) and in a perspective view from the left side and from the front (FIG. 12.2);
  • Fig. 14 the workpiece carrier erected with the jacket blank and the
  • Conveyor belt for folded and glued bottle carrier in a view from the right side (Fig. 15.1), in a front view (Fig. 15.2), in a plan view (Fig. 15.3) and in a perspective view from the front and from the right side (Fig. 15.4);
  • FIG. 16 shows a combination of two machines according to the invention, each with an erector in a view from the left side (FIG. 16.1), in a plan view (FIG. 16.2) and in a perspective view from the left side and from the rear side (FIG. 16.3). ,
  • a fiction, contemporary machine 1 comprises a transport system 2, each with two parallel, spaced-apart lower pulleys 3, 4 and upper pulleys 5, 6, on each of which a traction means 7, the eighth is guided.
  • a traction means 7, the eighth is guided.
  • the pulleys 3 to 5 are sprockets and the traction means 7, 8 to chains.
  • the deflection rollers 3 to 5 are each mounted on shafts 9, 10.
  • a drive comprising an electric motor 12 and a gear 13, drives the lower shaft 9, on which the two lower pulleys 3, 4 sit.
  • Workpiece carriers 14 are fixed at intervals on the two traction means 7, 8.
  • the traction means 7, 8 respectively fixedly connected to base parts on which the workpiece carrier 14 are mounted.
  • the base parts are e.g. with two traction means 7, 8 firmly connected trusses.
  • the workpiece carriers 14 are detachable from the base parts and exchangeable with other workpiece carriers 14 in order to adapt the machine 1 to the respective blanks to be processed.
  • the individual parts of the machine 1 are arranged in an elongated, vertical frame 15. On the front of the frame another frame 16 is arranged, which is connected to the frame 15, but has a lower height than this.
  • each traction means 7, 8 are vertically aligned.
  • a lower magazine 21 is mounted in the further frame 16. On top of this, a stack of blanks 22 (eg jacket sections of an OBC) is mounted inclined so that the lower blank 22 in the stack is closest to the transport system 2.
  • the lower magazine 21 is associated with a suction 23, which comprises a plurality of vacuum cups 24, 25. These are able to deduct individual blanks 22 from the lower end of the lower magazine 21.
  • the machine 1 comprises means for feeding 26 of the blanks 22 removed from the lower magazine 21 to the workpiece carriers 14.
  • These comprise a further transport system 27 which has two further traction means 34, 35 guided around three further deflecting rollers 28 to 33.
  • One of the further deflection rollers 28 to 33 is coupled via a further gear 13. 1 to the drive 11 of the transport system 2.
  • the exhaust 23 is capable of sucking individual blanks 22 from the stack to a transient position.
  • the further traction means 34, 35 each have a further trammel 36, 37, which is guided past the transfer position.
  • they have a further tram 38, 39, which is guided along a portion of the relocation route.
  • the further Trumme 38, 39 are inclined at an acute angle to the Trummen 17, 18 and approaches from bottom to top of the Trumme 17, 18 at.
  • the two further traction means 34, 35 are each arranged at certain distances from each other driver 40, 41.
  • the distance between the drivers 40, 41 on the further traction means 34, 35 is such that exactly one blank 22 fits between the drivers 40, 41 and is held between them.
  • the upper magazine 48 is mounted in the upper region of the further frame 16. It is also inclined to the horizontal so that the lowermost blank in the stack is closest to the transport system 2.
  • the further blanks 49 are e.g. Center wall blanks of an OBC.
  • a rocking sucker 50 is arranged near the lower end of the upper magazine 48.
  • a storage table 51 is arranged on which the swivel suction
  • a carriage 52 is arranged, which is displaceable along vertical guides 53, 54 upwards and downwards.
  • Another gear 55 is coupled to the upper pulleys 5, 6 to displace the carriage 52 up and down.
  • a further swivel suction 55.1 is arranged to receive individual further blanks 49 from the storage table 51 andissueschwenken them to the workpiece carriers 14 on the adjacent Trummen 17, 18 of the transport system 2.
  • means for supplying 56 of a vacuum are provided, which extend parallel to the traction means 7, 8 of the transport system 2.
  • the means for supplying 56 a vacuum comprise a fixed air channel 57, which is arranged between the two traction means 7, 8 and parallel to these (see Fig. 6, 7).
  • the air channel 57 has on the outside, which faces the workpiece carriers 14, a along the processing stretch extending opening 58.
  • the opening 58 is sealed by an endless belt 59 which rotates concurrently with the traction means 7, 8.
  • the band 59 has in addition to the workpiece carriers holes 60, which are connected via lines 61, preferably in the form of hoses, with vacuum cups 62, 63, 64, 65 on the workpiece carriers 14.
  • the air channel 57 is connected to a vacuum pump.
  • the workpiece carriers 14 each have a workpiece carrier plate 66, which on the outside forms a bearing surface 67 for the blanks 23, 49 (compare FIGS. 4, 5, 7).
  • two flaps 68, 69, 70, 7 are pivotally mounted at the upper and lower edges.
  • the flaps 68 to 71 are brought by spring means 72, 73, 74, 75, for example, of torsion springs in the position in which they with spacers 76, 77, 78, 79 at the ends of their flap arms 80, 81, 82, 83 at abut the support surface 67 of the workpiece carrier 14.
  • the vacuum suction cups 62 to 65 have their suction openings in the bearing surface 67 of the workpiece carrier 14.
  • the flap arms 80 to 83 with the spacers 76 to 79 at the ends serve to pinch and fold blanks 22, 49.
  • the flaps 68 to 71 have sensing means 84, 85, 86, 87 in the form of cams on sensing arms ,
  • valve means 88 are arranged on the workpiece carriers.
  • the valve means 88 are preferably biased by further spring means in the closed position or open position.
  • they are connected to further feelers, so that they are closed or obvious by pressing the other feeler.
  • curves 89, 90, 91, 92 are fixed in place.
  • the sensing means 84-87 and the other sensing means are guided along the curves 89-92 so as to be actuated therefrom to swing the flaps 68-71 out of the position shown in Figs. 4 and 5 and actuate the valve means 88.
  • a means for gluing 95 in the form of a nozzle is fixedly arranged.
  • the construction of the machine 1 makes it possible to erect flat flat, pre-grooved or stamped cardboard boxes and to glue. Both individual blanks can be processed as well as combinations of several blanks. Depending on the length of processing line (machine height), the number of combinable blanks can be extended.
  • the basic design of the machine allows the erection and / or gluing on a small footprint. Operating and task side are opposite to the product delivery, so that a combination of several machines to increase performance is possible (at the end of the description).
  • the machines work in the vertical direction in contrast to the conventional gluing machines, which means that the small footprint required is achieved.
  • the machine principle is based on moving workpiece carriers (WT), which receive the products and on which all work steps are carried out.
  • WT moving workpiece carriers
  • By the Filling the blank on the respective workpiece carrier ensures that a high accuracy in folding and gluing process is achieved because there are no transfers of the product to other transport systems.
  • folding members which are arranged so that the products positioned on the workpiece carriers are folded in the longitudinal direction during the passage. All transverse folds are implemented by means of the components on the workpiece carriers.
  • the bonding of the cardboard can be done by different media. Cold glue and hot glue in case of blank carton or hot air in coated cardboard are possible. Clamping or gluing with adhesive strips is also possible with corresponding additional units.
  • the blanks are fed to the workpiece carriers (number varies depending on the length of the vertical transport system) via a tilt-adjustable buffer magazine with separation and intermediate conveyor belt.
  • the blanks are held by means of vacuum.
  • the workpiece carriers are moved on a vertically moving transport system.
  • devices on the workpiece carrier are moved by means of ruler or cam segments and springs to perform folding and clamping.
  • the longitudinal folds are made by means of guide rulers and guides.
  • additional blanks are transferred to the workpiece carrier, which are either glued to the first blank or folded into this.
  • the finished blanks are delivered.
  • the carton blanks are placed as a stack in a slightly inclined against the transport system standing buffer magazine. This magazine is arranged in front of the machine in such a way that the blanks can be separated standing up and fed to a continuously rotating carrier belt.
  • This driving belt runs synchronously with the speed and speed of the transport system of the workpiece carriers.
  • the blanks are removed by bellows suction cups from the magazine provided with restraints and pulled against the belt occupied with drivers in the gap between two drivers. In the end position of the suction stroke, the vacuum switches off and releases the blank for the driver. against the upcoming residual vacuum, the blank is then sheared off the sucker.
  • the blank is guided by means of the Mit Conversegurtes around a sufficiently large wheel with outer guide around, then running direction equal to the workpiece carrier transport system to move vertically upwards.
  • the cut is again fed straight against the workpiece carriers on the transport system where it is sucked in by vacuum cups.
  • the belt is led away from the transport system at a slight angle, before it is guided around a pair of wheels back to the magazine.
  • the blank is now, aligned by the driver, on the workpiece carrier and is held there by at least four vacuum cups.
  • the need for the transverse folding gripper on the workpiece carrier are at this time by spring force on the workpiece carrier and thus allow a nearly flat edition of the blank.
  • the blank is provided with glue at defined locations (hot and / or cold glue, depending on the cardboard).
  • the second blank fed from a second magazine is opened applied the first blank.
  • the grippers are lifted and then form the counterholds for the transverse folding of the blank combination.
  • the second blank e.g. Handle reinforcement
  • the machine is also supplied via a slightly inclined to the machine magazine standing. From the magazine, the blank is separated by means of a rotary vacuum and placed on a table. About this table, the second blank is fed to another swivel vacuum cleaner, which in turn receives the blank with suckers.
  • This second rotary vacuum is provided with a counter-pressure plate whose dimensions are chosen so that it fits with a small distance between the upright gripper of the workpiece carrier.
  • the swivel suction moves with the platen synchronous to the transport system until the counter-pressure plate is moved back out of the gripper region of the workpiece carrier. At this moment, the up-and-down turns into a downward motion and the swivel sucker can take the next cut take up.
  • the folding is then reinforced by the pressure of a relative to the workpiece carrier mounted roller that rolls spring loaded over the continuous tool carrier.
  • the subsequent first longitudinal folding is performed by folding rulers.
  • the grippers on the tool carrier open on one side and also the vacuum is switched off on one side.
  • the blank on the shared side of the ruler is dug.
  • the blank half is raised further and further.
  • the ruler is supported by a follow-on additional folder to prevent the blank from being compressed and moved.
  • the folding process is about 80% complete (about 160 °) and is completed directly behind the deflection.
  • the two grippers of the workpiece carrier which are still in engagement, are briefly opened in order to allow the blank to pivot in. After the blank surfaces have contact and the grippers have closed again, they are immediately connected by means of a pressure roller firmly together. Then hot and / or cold glue is applied again to completely close the blank by means of a further longitudinal folding.
  • the side flap is placed on the blank from behind by means of a folding rule and then passed through a pair of rolls to complete the folding and the gluing.
  • the grippers are actuated on the workpiece carriers by means of springs and curve rulers.
  • the vacuum is passed on to the pliers via one on one externally open hollow profile running flat belt fed with connections.
  • the circuit of the vacuum on the workpiece carrier by means of mechanically operated vacuum valves on the workpiece carrier.
  • stop strips or receiving mandrels or other passive means for holding blanks are arranged on the workpiece carriers.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Making Paper Articles (AREA)

Abstract

L'invention concerne une machine de pliage et de collage de flans servant à la fabrication de boîtes pliables, comprenant • un système de transport qui comporte au moins un moyen de traction s'enroulant autour de poulies de déviation et s'étendant le long d'un trajet de traitement, • un entraînement relié à au moins une poulie de déviation et entraînant celle-ci, • des porte-pièces qui sont fixées à distance l'une de l'autre à l'au moins un moyen de traction et qui sont déplacées par l'au moins un moyen de traction le long du trajet de traitement, • au moins un magasin destiné à une pile de flans, • au moins un moyen de retrait de flans individuels de la pile dans le magasin, • au moins un moyen d'acheminement des flans retirés jusqu'aux porte-pièces le long d'une portion du trajet de traitement suivant un mouvement synchronisé avec les porte-pièces, • des moyens actifs disposés sur les porte-pièces et servant à maintenir des flans sur les porte-pièces, et/ou • des moyens actifs disposés sur les porte-pièces et servant à plier des flans qui sont disposés sur les porte-pièces, • des moyens de commande qui sont reliés aux moyens actifs de maintien et/ou aux moyens actifs de pliage et qui sont conçus pour commander le maintien et la libération des flans par les moyens actifs de maintenir et/ou le pliage des flans par les moyens actifs de pliage et • au moins un moyen disposé de façon fixe sur le trajet de traitement pour et servant à coller des flans et/ou des moyens disposés sur les porte-pièces et servant à coller des flans.
EP14780437.1A 2013-09-27 2014-09-26 Machine et procédé de pliage et de collage de flans servant à la fabrication de boîtes pliables Active EP3049241B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202013104432.6U DE202013104432U1 (de) 2013-09-27 2013-09-27 Maschine zum Falten und Kleben von Zuschnitten für die Herstellung von Faltschachteln
PCT/EP2014/070685 WO2015044382A2 (fr) 2013-09-27 2014-09-26 Machine et procédé de pliage et de collage de flans servant à la fabrication de boîtes pliables

Publications (2)

Publication Number Publication Date
EP3049241A2 true EP3049241A2 (fr) 2016-08-03
EP3049241B1 EP3049241B1 (fr) 2017-11-08

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EP14780437.1A Active EP3049241B1 (fr) 2013-09-27 2014-09-26 Machine et procédé de pliage et de collage de flans servant à la fabrication de boîtes pliables

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Country Link
US (1) US10507944B2 (fr)
EP (1) EP3049241B1 (fr)
CN (1) CN105764681B (fr)
DE (1) DE202013104432U1 (fr)
ES (1) ES2656703T3 (fr)
WO (1) WO2015044382A2 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015101489A1 (de) 2015-02-02 2016-08-04 Signode Industrial Group Llc Verpackungsvorrichtung und Verfahren zum Betrieb derselben
CN105563886A (zh) * 2015-11-26 2016-05-11 蚌埠市众邦包装厂 一种包装盒流水加工设备
BE1025132B1 (fr) * 2016-04-21 2018-11-19 Didier Groffils Ligne de production automatique de contenants alimentaires ou non, à base de feuilles pliables
CN106515084A (zh) * 2016-12-09 2017-03-22 重庆锦沙沣包装有限公司 纸箱成型装置
DE102018102514B4 (de) * 2018-02-05 2022-05-25 Project Service & Produktion GmbH Verfahren und Vorrichtung zur Bereitstellung einer Umverpackung
DE102018102515B4 (de) * 2018-02-05 2022-05-25 Project Service & Produktion GmbH Verfahren und Vorrichtung zum Verpacken von mehreren Gegenständen
CN110076392A (zh) * 2019-05-17 2019-08-02 嘉兴沐栗服饰有限公司 一种农药兽药残留检测试剂盒
CN111002631B (zh) * 2019-12-10 2021-10-08 董明国 一种v槽式盒坯成型机的定位点胶设备
CN112895594B (zh) * 2021-01-20 2023-02-28 蓝山县嘉鸿彩印有限公司 全自动勾底糊盒机

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CN201825574U (zh) * 2010-10-20 2011-05-11 刘德萍 片材传送装置

Also Published As

Publication number Publication date
US10507944B2 (en) 2019-12-17
DE202013104432U1 (de) 2015-01-26
CN105764681B (zh) 2018-10-16
US20170157880A1 (en) 2017-06-08
EP3049241B1 (fr) 2017-11-08
ES2656703T3 (es) 2018-02-28
WO2015044382A3 (fr) 2015-06-18
CN105764681A (zh) 2016-07-13
WO2015044382A2 (fr) 2015-04-02

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