EP3043990A1 - Dispositif de traitement de flans en carton - Google Patents

Dispositif de traitement de flans en carton

Info

Publication number
EP3043990A1
EP3043990A1 EP14716799.3A EP14716799A EP3043990A1 EP 3043990 A1 EP3043990 A1 EP 3043990A1 EP 14716799 A EP14716799 A EP 14716799A EP 3043990 A1 EP3043990 A1 EP 3043990A1
Authority
EP
European Patent Office
Prior art keywords
hinge
bell
sharpening
station
blanks
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.)
Withdrawn
Application number
EP14716799.3A
Other languages
German (de)
English (en)
Inventor
Peter Sigel
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.)
Fortuna Spezialmaschinen GmbH
Original Assignee
Fortuna Spezialmaschinen GmbH
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 Fortuna Spezialmaschinen GmbH filed Critical Fortuna Spezialmaschinen GmbH
Publication of EP3043990A1 publication Critical patent/EP3043990A1/fr
Withdrawn legal-status Critical Current

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
    • B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31F7/00—Processes not otherwise provided for
    • B31F7/006—Processes not otherwise provided for edges, e.g. sheet edges
    • 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
    • B31B50/25—Surface scoring
    • 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
    • B31B50/74—Auxiliary operations
    • B31B50/742—Coating; Impregnating; Waterproofing; Decoating

Definitions

  • the invention relates to a device for processing carton blanks, in particular of plastic-laminated beverage carton, with a peeling station with a sharpening device for sharpening carton blanks by means of a bell knife, wherein the sharpening device comprises a housing on which a blade shaft is rotatably mounted on the one Bell knife is interchangeable, and with a drive motor for the knife shaft.
  • Such a device is known from EP 1 908 578 A1.
  • the known device is suitable for folding and gluing plastic-laminated blanks, in particular of PE-laminated beverage carton.
  • Beverage packages which are used for milk drinks and fruit drinks, are made of plastic-laminated blanks, in particular blanks, which are laminated with polyethylene (PE).
  • PE polyethylene
  • the blank In order to produce a closed package from a flat blank, the blank must first be sharpened at a peeling station in the region of the peeling station, ie, cut parallel to the plastic lamination. Subsequently, the blank is grooved in the following stations, folded several times and glued.
  • prefolding in the case of the side surface to be bonded to the opposite surface, a so-called prefolding must first be generated in order to ensure food authenticity.
  • the plastic lamination is first selectively peeled edge side and then glued after folding by a previously generated fold line with the adjacent portion of the blank under pressure. The bonding takes place here by the previously sufficiently heated plastic lamination.
  • the carton blanks are first peeled at the region of a side edge to selectively peel off the plastic lamination, using a sharpener with a bell blade.
  • the sharpening device is arranged with the bell blade on the entire device for folding and gluing the carton blanks, can not be removed from this document.
  • the invention has the object to improve a device according to the aforementioned type such that when replacing a bell blade only a small downtime arises.
  • a device that the housing of the sharpening device is held on one side at least one joint in a pre-adjusted working position in which the bell blade allows sharpening carton blanks, and that a Locking device is coupled to the at least one joint, either to lock the sharpening device in the working position, or to allow pivoting in a maintenance position or lifting the sharpening device upwards in order to replace the bell blade.
  • the housing of the sharpening device is held on one side at least one joint in a pre-adjusted working position, either by means of the locking device, the sharpening device can be locked in the working position or after a release of the locking the sharpening device are pivoted to a maintenance position, so that the bell knife is directly accessible for replacement, or alternatively, the entire sharpening device can be lifted out of the device after releasing the locking, for which purpose a stationary lifting tool can be used, for example, so that the sharpening device can be replaced directly with another sharpening device , If the sharpening device is pivoted to the maintenance position, this means a pivoting about 90 ° to the outside, whereby the bell-shaped blade is easily accessible and can be easily replaced. If, on the other hand, the entire sharpening device is lifted upwards by means of a trolley of a crane running on the ceiling after releasing the catch, then the sharpening device can be exchanged for another sharpening device.
  • the sharpening device are brought back into the working position after the change of the bell blade, it is characterized in that the joint is held in the pre-adjusted working position, ensures that the original adjustment of the sharpening device is maintained, so that after the change of the bell blade or the replacement of the sharpening device can be continued immediately without costly adjustment of the production process.
  • a longitudinally adjustable adjusting carriage is provided, on which the at least one joint is received.
  • the at least one joint is designed as a releasable hinge, which is coupled to the locking device.
  • the joint can be easily locked in the working position and readily transfer after loosening the lock in a position to replace the bell blade.
  • the entire sharpening device can be easily assembled or disassembled or alternately pivoted from the working position to the maintenance position.
  • the releasable hinge has a first hinge element which is connected to the housing of the sharpening device, and a second hinge element which is connected to the Justierschlitten and on which the second hinge element can be fixed in a defined position ,
  • the second hinge element has a recess with centering, in which the first hinge element is fixable with a pin.
  • the recess is formed as a substantially U-shaped recess.
  • the locking device on a biased in the working position locking element which locks the second hinge element with the first hinge element in the working position.
  • the locking device is pneumatically activated, preferably by means of a pneumatic cylinder.
  • the drive motor is coupled via a coupling element with the blade shaft, wherein the coupling element cooperates with a clamping device, by means of which the coupling element between a driving position at which the blade shaft is driven by the drive motor, and a release position is movable in which the coupling element is detached from the blade shaft.
  • the drive motor is coupled via a belt drive with the blade shaft, wherein the belt is guided over a pulley, which is movable by means of an actuator between the driving position and the release position.
  • the actuator may comprise a pneumatic cylinder.
  • the device further comprises at least one further station, as a creasing station for generating at least one fold line on a blank, as a heating station for selectively heating a plastic lamination to be bonded blank, as a folding station for folding the blank or as Pressing station for pressing and sealing a folded blank is formed.
  • the device for the complete processing of blanks is designed to produce food safe closed packaging from the blanks can.
  • Fig. 1 is a schematic view of a device according to the invention for
  • Fig. 2 is a view of the peeling station with the sharpening device, seen from the engagement side of the bell blade from;
  • Fig. 3 is a perspective view of the peeling station seen from the side, but after removal of the sharpening device;
  • Figure 4 is a perspective view of the table with Justierschlitten, where the joints are accommodated for receiving the sharpening device.
  • Fig. 5 is an enlarged, partially sectioned view
  • FIG. 6 shows a perspective view of the joint with locking device according to FIG. 5; and 7 is a simplified schematic representation of the drive motor with belt drive for driving the blade shaft of FIG .. 2
  • a device according to the invention for the processing of cardboard blanks is shown schematically and generally designated by the numeral 10.
  • This is a device for folding and gluing plastic-laminated blanks, in particular PE-lined beverage cartons, from which beverage packages are folded and glued.
  • These blanks are completely provided on the later inside of the packaging to be produced with a thin polyethylene lamination.
  • the blanks are moved through the individual stations 16, 18, 20, 22, 24 by means of a transport device 12 at a high throughput speed of several 100 m / min up to about 1000 m / min.
  • the transport device 12 has by means of rollers 13, 14 driven belts 15, 17, between which the blanks are moved.
  • a sharpening device 34 with a bell-shaped blade 40 is provided (cf., Fig. 2), whose structure will be explained in more detail below.
  • the blanks go to a creasing station 18, into which one or more grooves are produced, which serve as later folding lines.
  • This can be generated, for example, by suitable rollers with a corresponding projection on the outer periphery on the one hand and an associated counter-roller with a corresponding recess on the other hand.
  • the creasing station 18 the blanks arrive at a heating station 20 in which the blanks are selectively heated at an outer edge in the region of a bond to be produced later, so that the plastic lamination is heated sufficiently to ensure a subsequent adhesion under pressure ,
  • the blanks arrive at a folding station 22 in which a simple or multiple folding of the blanks is produced around corresponding folding lines.
  • a folding can be achieved, for example, by passing the blanks in the area of the folding line between opposing rollers, which are gradually offset over the course of the folding station by small angles, so that finally the pair of rollers at the end of the folding station offset by about 90 ° relative to the pair of rollers at the beginning of the folding station, causing a folding by 90 °.
  • the blanks From the folding station 22, the blanks finally reach the pressing station 24, in which a previously heated sufficiently in the heating station 20 edge-side plastic lamination with the opposite edge of the folded blank glued and pressed. This can for example be done by means of suitable pairs of rollers through which the blanks are moved through.
  • Fig. 2 shows the structure of the peeling station 16 in a simplified representation.
  • a sharpening device designated as a whole by 34 is provided with a bell knife 40.
  • the sharpener 34 has a housing 36 with a frame 42 at its lower end. In the lower area of the housing 36 is on one of the transport Direction 12 facing side mounted a knife shaft 38, at the front end of the bell blade 40 is received.
  • the bell-blade is driven by the cutter shaft 38 at high rotational speed, so that blanks 26, which are moved by the conveyor 12 at high speed by means of the conveyor belts 15, 17 through the device, are sharpened by means of the bell blade 40, that is in this case the plastic lamination selectively peeled off.
  • the sharpening device 34 is held on a table 28. At the table 28 is an adjusting carriage 30 in the longitudinal direction, i. in the direction of the transport device 12 out with the help of an adjusting wheel 32 adjustable, as indicated by the arrow 31.
  • the sharpening device 34 is at the lower end of its housing 34 on a side facing away from the transport device 12 on the frame 42 at two joints (only one hinge 44 in FIG. 2 recognizable) mounted on the Justierschlitten 30, which cooperate with a locking device 46.
  • the joints are thus located on a side facing away from the bell blade 40, so that in principle a pivoting of the sharpening device 34 around the joints 44 by 90 ° outwards is possible, as indicated by the arrow 47.
  • the bell knife 40 In the outwardly pivoted position, the bell knife 40 is easily accessible and can be exchanged.
  • the entire sharpening device 34 can be lifted by loosening the joints 44 by means of a lifting device, such as a trolley of a crane upwards, including, for example, at the top of an eyelet 49 may be provided.
  • a lifting device such as a trolley of a crane upwards, including, for example, at the top of an eyelet 49 may be provided.
  • Fig. 3 shows the detailed structure of the table 28 and provided thereon Justierschlittens 30, on which the two joints 44 and 52 are fixed (in Fig. 2, only the first 44 of the two joints 44, 52 can be seen).
  • the adjustment slide 30 can be adjusted by means of a threaded rod 33 by means of the adjusting wheel 32, as indicated by the arrow 31. It is understood that instead of a manual adjustment, also an electrically controlled adjustment can be provided.
  • the joints 44, 52 are attached to the rollers 13, 14 and conveyor belts 15, 17 facing ends of the Justierschlittens 30.
  • the joints 44, 52 cooperate with locking devices, which are not shown in Fig. 3, however.
  • the housing 36 of the sharpening device 34 is screwed with its frame 42 at the lower end with the two joints 44, 52. While the frame 42 is held with its outer edge to the joints 44, 52, the frame 42 is incident on the flat surface of the table 28 and is pressed by the not insignificant weight of the sharpener 34 on the surface of the table 28.
  • a belt drive 54 is additionally schematically indicated with its protective housing, which serves to drive the blade shaft 38 by means of a motor received below the table 28 (see FIG.
  • the joints 44, 52 are designed as releasable hinges, each having a first hinge element 64, 65 which is connectable to a second hinge element 66, 67, respectively.
  • the hinge elements can be locked together by means of the associated locking devices 46, 58.
  • the locking means 46, 58 each have a pneumatic actuator 55, 59, via which a piston 56 or 60 can be actuated, via which a locking of the hinge elements 64, 66 and 65, 67 takes place with each other.
  • the first hinge element 64 is constructed as an angle piece and has at its lower end two projecting legs 70, 71 (Fig. 6), between which a cylindrical pin 72 is held.
  • This pin 72 acts according to FIG. 5 with an associated U-shaped recess 68 of the second hinge element 66 together.
  • the U-shaped recess 68 is in this case designed such that upon introduction of the pin 72 from above simultaneously a centering is ensured, which can be done for example by slightly tapered side surfaces.
  • locking is effected by a locking member 74 on the locking means 46.
  • the locking member 74 is formed as a cylindrical pin which locks the pin 72 of the first hinge member 64 from above by projecting transversely above it as seen in FIG is.
  • the locking member 74 is displaceable in an associated cylindrical recess 79 of the second hinge member 66 on a piston 76 against the action of a coil spring 77.
  • the piston 76 is part of an associated actuator 55 and cooperates with a pneumatically actuated cylinder 75 of the actuator 55.
  • the locking element 74 can thus be moved by means of the piston 76 pneumatically controlled against the action of the coil spring 77 from the locking position shown in Fig. 5 out to the left to release the pin 72. If the actuator 55 is out of action, the locking element 74 is held under the action of the spring force in the locking position shown in Fig. 5.
  • the knife shaft 38 is driven by the drive motor 72 via a belt drive 54, as previously mentioned.
  • the belt drive 54 is guided via a pulley 80 of the drive motor 62 below the table 28, a pulley 84 on the blade shaft 38 and another pulley 82.
  • the further pulley 82 is adjustable by means of an actuator 86, as indicated by the double arrow 88. It is also preferably a pneumatic actuator, by means of which a rapid displacement of the pulley 82 can take place, so as to tension the belt drive 78 either completely, so that the blade shaft 38 can be driven by the drive motor 62, or around the belt 78th to solve, so that the sharpening device 34 can either be pivoted outwardly to change the bell blade 40 or the sharpening device 34 can be lifted upwards. It is of course also conceivable that the blade shaft 38 is provided with a direct drive on the blade shaft itself, so that in this case the belt drive 54 together with the actuator 86 can be completely eliminated.
  • the bell blade 40 worn and a change of the bell blade is required, this is preferably displayed by an associated control unit, so that then the user can perform the necessary steps to exchange the bell blade or the complete replacement of the sharpening device 34 preferably menu-controlled.
  • a release of the locking means 46 and 58 is preferably carried out automatically by means of the associated actuators 55, 59 and at the same time a release of the belt drive 54 by means of the associated actuator 86th
  • the downtime of the device is reduced in this way from about 30 to 60 minutes to 10 minutes or less.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Making Paper Articles (AREA)
  • Machines For Manufacturing Corrugated Board In Mechanical Paper-Making Processes (AREA)

Abstract

L'invention concerne un dispositif de traitement de flans en carton (26), en particulier d'emballages pour boissons en carton doublé de matière plastique, qui comporte un poste à rogner (16) pourvu d'un dispositif à parer (34) servant à parer des flans (26) au moyen d'un couteau en cloche (40). Le dispositif à parer (34) comprend un boîtier (36) sur lequel est monté à rotation un arbre de couteau (38) sur lequel est reçu de façon remplaçable un couteau en cloche (40), et un moteur d'entraînement (62) destiné à l'arbre de couteau (38). Le boîtier (36) est maintenu d'un côté sur au moins une articulation (44) dans une position de travail préréglée dans laquelle le couteau en cloche (40) permet de parer des flans. Un dispositif de blocage (46) est accouplé à l'au moins une articulation (44) pour bloquer soit le dispositif à parer dans la position de travail soit pour permettre le pivotement dans une position de maintenance ou le levage du dispositif à parer (34) vers le haut afin de remplacer le couteau en cloche (40).
EP14716799.3A 2013-09-12 2014-04-09 Dispositif de traitement de flans en carton Withdrawn EP3043990A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102013110065.1A DE102013110065B3 (de) 2013-09-12 2013-09-12 Vorrichtung zur Bearbeitung von Kartonzuschnitten
PCT/EP2014/057106 WO2015036129A1 (fr) 2013-09-12 2014-04-09 Dispositif de traitement de flans en carton

Publications (1)

Publication Number Publication Date
EP3043990A1 true EP3043990A1 (fr) 2016-07-20

Family

ID=50478835

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14716799.3A Withdrawn EP3043990A1 (fr) 2013-09-12 2014-04-09 Dispositif de traitement de flans en carton

Country Status (10)

Country Link
US (1) US20160193799A1 (fr)
EP (1) EP3043990A1 (fr)
JP (1) JP2016536174A (fr)
KR (1) KR20160057434A (fr)
CN (1) CN105531108A (fr)
CA (1) CA2922270A1 (fr)
DE (1) DE102013110065B3 (fr)
HK (1) HK1222826A1 (fr)
RU (1) RU2016113758A (fr)
WO (1) WO2015036129A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105173867A (zh) * 2015-09-18 2015-12-23 安徽润德包装机械有限公司 纸板压痕机组合压痕装置
CN106042448A (zh) * 2016-07-25 2016-10-26 无锡福镁轻合金科技有限公司 一种可调节的纸箱压痕装置
CN106113577A (zh) * 2016-08-22 2016-11-16 上海嘉亿机械有限公司 一种纸板钉箱折部成型机构

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US2816400A (en) * 1955-04-15 1957-12-17 Paper Res & Dev Corp Skiving apparatus
US3074327A (en) * 1960-02-10 1963-01-22 Svenska Tandsticks Aktiebolage Method and apparatus for making fold lines in fibrous sheet material
US3157008A (en) * 1962-05-18 1964-11-17 Manufacturers Supplies Company Mechanism for sharpening the bell knife of a skiving machine
US3406995A (en) * 1966-07-13 1968-10-22 Norco Inc Releasable catch for equipment
US3654842A (en) * 1969-10-13 1972-04-11 Int Paper Co Method of making side seam sealed container
GB2014510B (en) * 1977-12-30 1982-06-03 Kohmann Gmbh Co Maschbau Production of packaging sleeves
DE2852257A1 (de) * 1978-12-02 1980-06-12 Kohmann Gmbh Co Maschbau Maschine zur herstellung von verpackungshuellen
US4540391A (en) * 1982-12-06 1985-09-10 International Paper Company Method and apparatus for skiving and hemming
US4617211A (en) * 1982-12-06 1986-10-14 International Paper Company Method and apparatus for skiving and hemming
US4708708A (en) * 1982-12-06 1987-11-24 International Paper Company Method and apparatus for skiving and hemming
DE8700368U1 (de) * 1987-01-09 1988-05-05 Ramsauer, Dieter, 5620 Velbert Aushängbares Verschwindscharnier für Schaltschränke
US4931031A (en) * 1989-06-30 1990-06-05 Elopak Systems Ag Method for improved container internal raw edge protection
US5236408A (en) * 1992-07-21 1993-08-17 International Paper Box Machine Company, Inc. Method and apparatus for forming carton blanks with hemmed edges
GB9403476D0 (en) * 1994-02-23 1994-04-13 Elopak Systems Methods and apparatus
DE19858619C1 (de) * 1998-12-18 2000-08-24 Fortuna Spezialmaschinen Gmbh Schärf- oder Spaltmaschine zum Bearbeiten von nichtmetallischen flächigen Werkstücken
CN2491219Y (zh) * 2001-06-21 2002-05-15 佶邦企业有限公司 糊盒机的磨纸器
ITBO20020804A1 (it) * 2002-12-19 2004-06-20 Marchesini Group Spa Sistema per la regolazione dell'altezza della stazione di alimentazione di articoli in una macchina confezionatrice
US7137941B2 (en) * 2004-08-24 2006-11-21 Folder-Gluer Technical Services Group, Inc. Apparatus and method for forming a hemmed edge on carton blanks
DE102004056040B3 (de) * 2004-11-19 2006-06-14 Khs Ag Verschließmaschine für Flaschen oder dgl. Behälter
AU2007294460A1 (en) * 2006-09-04 2008-03-13 Michael John Watmough Pneumatically operated barrier lock
DE102006048278B4 (de) * 2006-10-04 2008-11-20 Fortuna Spezialmaschinen Gmbh Vorrichtung zum Falten und Verkleben von kunstoffkaschierten Zuschnitten

Also Published As

Publication number Publication date
CA2922270A1 (fr) 2015-03-19
CN105531108A (zh) 2016-04-27
WO2015036129A1 (fr) 2015-03-19
JP2016536174A (ja) 2016-11-24
RU2016113758A (ru) 2017-10-13
KR20160057434A (ko) 2016-05-23
US20160193799A1 (en) 2016-07-07
DE102013110065B3 (de) 2014-09-04
HK1222826A1 (zh) 2017-07-14

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