EP1234769B1 - Apparatus for erecting cartons - Google Patents

Apparatus for erecting cartons Download PDF

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Publication number
EP1234769B1
EP1234769B1 EP01127890A EP01127890A EP1234769B1 EP 1234769 B1 EP1234769 B1 EP 1234769B1 EP 01127890 A EP01127890 A EP 01127890A EP 01127890 A EP01127890 A EP 01127890A EP 1234769 B1 EP1234769 B1 EP 1234769B1
Authority
EP
European Patent Office
Prior art keywords
folding
box
sleeves
erecting
box sleeves
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.)
Expired - Lifetime
Application number
EP01127890A
Other languages
German (de)
French (fr)
Other versions
EP1234769A1 (en
Inventor
Thomas Wyss
Walter Dr. Baur
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.)
Rovema Verpackungsmaschinen GmbH and Co KG
Rovema GmbH
Original Assignee
Rovema Verpackungsmaschinen GmbH and Co KG
Rovema 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 Rovema Verpackungsmaschinen GmbH and Co KG, Rovema GmbH filed Critical Rovema Verpackungsmaschinen GmbH and Co KG
Publication of EP1234769A1 publication Critical patent/EP1234769A1/en
Application granted granted Critical
Publication of EP1234769B1 publication Critical patent/EP1234769B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • B65B43/26—Opening or distending bags; Opening, erecting, or setting-up boxes, cartons, or carton blanks
    • B65B43/28—Opening or distending bags; Opening, erecting, or setting-up boxes, cartons, or carton blanks by grippers co-operating with fixed supports
    • B65B43/285—Opening or distending bags; Opening, erecting, or setting-up boxes, cartons, or carton blanks by grippers co-operating with fixed supports specially adapted for boxes, cartons or carton blanks
    • 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
    • B31B2120/00—Construction of rigid or semi-rigid containers
    • B31B2120/30—Construction of rigid or semi-rigid containers collapsible; temporarily collapsed during manufacturing
    • 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
    • B31B50/76—Opening and distending flattened articles
    • B31B50/80—Pneumatically
    • B31B50/804—Pneumatically using two or more suction devices on a rotating element

Definitions

  • the invention relates to a device for erecting folding boxes, according to the Preamble of claim 1.
  • a device for erecting folding boxes is known from GB-A-1 152 321.
  • the invention is based on the object, one with regard to the removal and Mechanical erection of the folding box sleeves improved device to accomplish.
  • the removal device has a plurality of arms with a suction head, and the arms are movable along a cycloidal path via a drive and a planetary gear. So in a technically simple manner at the top of the cycloidal orbit a flat folding box sleeve removed from the magazine by means of a suction head and at another point in the shaft. Along an arch of the The cyloid orbit is partially erected by upsetting along one curved sliding surface adapted to the curve. Here will one edge of the folding box sleeve pressed against the sliding surface.
  • a device 1 for erecting folding boxes 2 has a magazine 3 in which pre-folded, all-round closed box sleeves 4 are stored.
  • a Removal device 5 is used for single removal of the folding box sleeves 4 from the magazine 3 and for feeding the folding box sleeves 4 to one Erecting device 6, in which the folding box sleeves 4 first along a Upset section 7 can only be erected incompletely.
  • the removal device 5 has three arms 8 with suction heads 9. It is over one Drive 10 and a planetary gear 11 moved such that reference points 13 of the Arms 8 describe a cyloidal orbit 12. This takes place at a tip 14 Cycloidal path 12 a removal of a flat folding box sleeve 14 from the Magazine 3. Along an arc 15 of the cycloidal orbit 12 there is a partial Erection of the flat folding box sleeves 14 by compression on a curved one Sliding surface 16, on which the folding box sleeves 14 with pressure on one of their edges 17 are moved along. At the end of this upsetting section 7 there is a further tip 19 the cycloidal track 12 for inserting the folding box sleeves 4 into a shaft 20 intended.
  • the shaft 20 is used to accommodate the part only erected folding box sleeves 4.
  • a spreading device 21 is provided for this purpose Folding box sleeves 4 to move through the shaft 20.
  • the spreading device 21 has driver 22, whose driving surface 23 points in the same direction as that adjacent side wall 24 of the folding box 2. Between the driving surface 23 and a perpendicular 25 to a circumferential strand 26 of the The dispensing device 21 has an angle ⁇ of 22 degrees.
  • An expansion space 27 adjoins the shaft 20 for receiving the there due to their residual internal stress completely to rectangular folding boxes 2 upright folding box sleeves 4.
  • At expansion room 27 there are two revolving devices 28, 29 for further transport of the complete erected folding box sleeves 4 provided.
  • the application device 21 and these two devices 28, 29 are operated at the same speed.
  • Carriers 30 of the two devices 28, 29 hold the folding boxes 2 diagonally opposite edges 17, 18 to the folding boxes 2 along a sliding surface 31 to be transported to a filling and sealing station.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Making Paper Articles (AREA)
  • Supplying Of Containers To The Packaging Station (AREA)
  • Closing Of Containers (AREA)

Abstract

The machine for erecting cartons (2) comprises a magazine (3) for flat cartons (4) and a gripper arm (5) which transfers them to a channel (18) in which they are partially erected. They then pass to an expansion section (27) where they are fully erected.

Description

Die Erfindung betrifft eine Vorrichtung zum Aufrichten von Faltschachteln, gemäss dem Oberbegriff des Anspruchs 1. Eine derartige Vorrichtung ist bekannt aus der GB-A-1 152 321.The invention relates to a device for erecting folding boxes, according to the Preamble of claim 1. Such a device is known from GB-A-1 152 321.

Der Erfindung liegt die Aufgabe zu Grunde, eine hinsichtlich der Entnahme und des mechanischen Aufrichtens der Faltschachtelhülsen verbesserte Vorrichtung zu schaffen.The invention is based on the object, one with regard to the removal and Mechanical erection of the folding box sleeves improved device to accomplish.

Gelöst ist die Aufgabe gemäß dem kennzeichnenden Teil des Anspruchs 1. The problem is solved according to the characterizing part of claim 1.

Die Entnahmeeinrichtung weist mehrere Arme mit Saugkopf auf, und die Arme sind über einen Antrieb und ein Planetengetriebe entlang einer Zykloidenbahn bewegbar. So kann in technisch einfacher Weise an einer Spitze der Zykloidenbahn eine flache Faltschachtelhülse mittels eines Saugkopfes dem Magazin entnommen und an einer anderen Spitze in den Schacht gesetzt werden. Entlang eines Bogens der Zyloidenbahn erfolgt dabei das teilweise Aufrichten durch Stauchen entlang einer gekrümmten, dem Bogen angepassten Gleitfläche. Hierbei wird eine Kante der Faltschachtelhülse gegen die Gleitfläche gedrückt.The removal device has a plurality of arms with a suction head, and the arms are movable along a cycloidal path via a drive and a planetary gear. So in a technically simple manner at the top of the cycloidal orbit a flat folding box sleeve removed from the magazine by means of a suction head and at another point in the shaft. Along an arch of the The cyloid orbit is partially erected by upsetting along one curved sliding surface adapted to the curve. Here will one edge of the folding box sleeve pressed against the sliding surface.

Weitere, vorteilhafte Ausgestaltungen der Erfindung sind in den Ansprüchen 2 bis 6 beschrieben.Further advantageous embodiments of the invention are in claims 2 to 6 described.

Weist die Ausbringeinrichtung Mitnehmer auf, deren Mitnahmefläche bezüglich ihrer Ausrichtung der Ausrichtung einer Seitenwand einer teilweise aufgerichteten Faltschachtelhülse entspricht (Anspruch 2), so liegt die Mitnahmefläche während des Ausbringens der Faltschachtelhülse aus dem Schacht flächig an der Seitenwand an, drückt diese folglich nicht ein und übt keinen Einfluss auf den Aufrichtzustand der Faltschachtelhülse aus.Does the dispensing device have drivers whose driving surface is related to their Alignment of the alignment of a side wall of a partially erect Folding box sleeve corresponds (claim 2), the driving surface is during the The flat case is brought out of the shaft onto the side wall, consequently does not press them in and does not influence the upright state of the Folding box sleeve.

Ein sehr gutes selbständiges Aufrichten der Faltschachtel im Expansionsraum kommt vor, wenn der Faltschachtelhülse noch 20 bis 25 Grad fehlen, bis rechte Winkel in ihrem Innenraum erreicht sind. Für diesen Fall ist ein flächiges Anliegen der Mitnahmefläche an der Seitenwand gegeben, wenn analog Anspruch 3 zwischen der Mitnahmefläche und einer Senkrechten zu einem umlaufenden Strang der Ausbringeinrichtung ein entsprechender Winkel von 20 bis 25 Grad vorgesehen ist.A very good independent erection of the folding box in the expansion room comes before, if the folding box sleeve is still missing 20 to 25 degrees until right angle in reached their interior. In this case, there is a general concern Driving area on the side wall, if analogous to claim 3 between the Driving surface and a perpendicular to a circumferential strand of Spreading device a corresponding angle of 20 to 25 degrees is provided.

Ist am Expansionsraum eine erste Einrichtung zum Weitertransportieren der vollständig aufgerichteten Faltschachtelhülsen vorgesehen (Anspruch 4), so können mit dieser die Faltschachtelhülsen aus dem Expansionsraum einer Befüll- und Verschließstation zugeführt werden. Ist die erste Einrichtung mit der gleichen Geschwindigkeit wie eine sich an die Ausbringeinrichtung anschließende, zweite Einrichtung zum Weitertransportieren angetrieben (Anspruch 5), dann können die aufgerichteten Faltschachteln in zuverlässiger Weise von Mitnehmen beider Einrichtungen gleichzeitig weitertransportiert werden. Hierbei erfolgt der Weitertransport in schonender Weise, wenn gemäß Anspruch 6 Mitnehmer der beiden Einrichtungen die Faltschachteln an diagonal gegenüberliegenden Kanten der Faltschachteln halten.Is at the expansion room a first device for further transport the complete erected folding box sleeves provided (claim 4), so this Folding box sleeves from the expansion space of a filling and closing station are fed. Is the first set up at the same speed as one adjoining the spreading device, second device for Further transported driven (claim 5), then the erect Folding boxes in a reliable manner by taking both facilities with you at the same time be transported further. The further transport takes place in a gentle manner, if according to claim 6 driver of the two devices on the folding boxes Hold diagonally opposite edges of the folding boxes.

Im folgenden wird die Erfindung an Hand einer Figur, die ein Ausführungsbeispiel darstellt, näher beschrieben. Es zeigt:

Figur 1
in einer Ansicht von oben eine Vorrichtung zum Aufrichten von Faltschachteln, mit einer dreiarmigen Entnahmeeinrichtung zum einzelnen Entnehmen flacher Faltschachtelhülsen aus einem Magazin und zu einem Entlangbewegen der Faltschachtelhülsen entlang einer gekrümmten Gleitfläche, um die Faltschachtelhülsen nur teilweise aufzurichten, einem Schacht zur Aufnahme der unvollständig aufgerichteten Faltschachtelhülsen, sowie einem sich an den Schacht anschließenden Expansionsraum, in welchem sich die Faltschachtelhülsen auf Grund ihrer Eigenspannungen von selbst vollständig aufrichten.
The invention is described in more detail below with the aid of a figure which represents an exemplary embodiment. It shows:
Figure 1
in a view from above, a device for erecting folding boxes, with a three-armed removal device for individually removing flat folding box sleeves from a magazine and for moving the folding box sleeves along a curved sliding surface in order to only partially erect the folding box sleeves, a shaft for receiving the incompletely erected folding box sleeves , as well as an expansion space adjoining the shaft, in which the folding box sleeves erect completely on their own due to their internal stresses.

Eine Vorrichtung 1 zum Aufrichten von Faltschacheln 2 weist ein Magazin 3 auf, in dem vorgefaltete, umlaufend geschlossene Faltschachtelhülsen 4 bevorratet sind. Eine Entnahmeeinrichtung 5 dient einem einzelnen Entnehmen der Faltschachtelhülsen 4 aus dem Magazin 3 und zum Zuführen der Faltschachtelhülsen 4 zu einer Aufrichteinrichtung 6, in welcher die Faltschachtelhülsen 4 zunächst entlang einer Stauchstrecke 7 nur unvollständig aufgerichtet werden.A device 1 for erecting folding boxes 2 has a magazine 3 in which pre-folded, all-round closed box sleeves 4 are stored. A Removal device 5 is used for single removal of the folding box sleeves 4 from the magazine 3 and for feeding the folding box sleeves 4 to one Erecting device 6, in which the folding box sleeves 4 first along a Upset section 7 can only be erected incompletely.

Die Entnahmeeinrichtung 5 hat drei Arme 8 mit Saugköpfen 9. Sie wird über einen Antrieb 10 und ein Planetengetriebe 11 derart bewegt, dass Bezugspunkte 13 der Arme 8 eine Zyloidenbahn 12 beschreiben. Dabei erfolgt an einer Spitze 14 der Zykloidenbahn 12 eine Entnahme einer flachen Faltschachtelhülse 14 aus dem Magazin 3. Entlang eines Bogens 15 der Zykloidenbahn 12 erfolgt eine teilweise Aufrichtung der flachen Faltschachtelhülsen 14 durch Stauchung an einer gekrümmten Gleitfläche 16, auf welcher die Faltschachtelhülsen 14 mit Druck auf eine ihrer Kanten 17 entlangbewegt werden. Am Ende dieser Stauchstrecke 7 ist eine weitere Spitze 19 der Zykloidenbahn 12 für ein Einführen der Faltschachtelhülsen 4 in einen Schacht 20 vorgesehen. Der Schacht 20 dient einer passgenauen Aufnahme der nur teilweise aufgerichteten Faltschachtelhülsen 4.The removal device 5 has three arms 8 with suction heads 9. It is over one Drive 10 and a planetary gear 11 moved such that reference points 13 of the Arms 8 describe a cyloidal orbit 12. This takes place at a tip 14 Cycloidal path 12 a removal of a flat folding box sleeve 14 from the Magazine 3. Along an arc 15 of the cycloidal orbit 12 there is a partial Erection of the flat folding box sleeves 14 by compression on a curved one Sliding surface 16, on which the folding box sleeves 14 with pressure on one of their edges 17 are moved along. At the end of this upsetting section 7 there is a further tip 19 the cycloidal track 12 for inserting the folding box sleeves 4 into a shaft 20 intended. The shaft 20 is used to accommodate the part only erected folding box sleeves 4.

Im Schacht 20 behalten die Faltschachtelhülsen 4 ihre Form bei und bauen einen Teil ihrer Spannung ab. Eine Ausbringeinrichtung 21 ist dazu vorgesehen, die Faltschachtelhülsen 4 durch den Schacht 20 zu bewegen. Die Ausbringeinrichtung 21 weist Mitnehmer 22 auf, deren Mitnahmefläche 23 in die gleiche Richtung weist wie die daran anliegende Seitenwand 24 der Faltschachtel 2. Zwischen der Mitnehmerfläche 23 und einer Senkrechten 25 zu einem umlaufenden Strang 26 der Ausbringeinrichtung 21 ist ein Winkel α von 22 Grad vorgesehen.In the shaft 20, the folding box sleeves 4 maintain their shape and build a part their tension. A spreading device 21 is provided for this purpose Folding box sleeves 4 to move through the shaft 20. The spreading device 21 has driver 22, whose driving surface 23 points in the same direction as that adjacent side wall 24 of the folding box 2. Between the driving surface 23 and a perpendicular 25 to a circumferential strand 26 of the The dispensing device 21 has an angle α of 22 degrees.

An den Schacht 20 schließt sich ein Expansionsraum 27 zur Aufnahme der sich dort auf Grund ihrer restlichen Eigenspannung vollständig zu rechtwinkligen Faltschachteln 2 aufrichtenden Faltschachtelhülsen 4 an. Am Expansionsraum 27 sind zwei umlaufende Einrichtungen 28, 29 zum Weitertransportieren der vollständig aufgerichteten Faltschachtelhülsen 4 vorgesehen. Die Ausbringeinrichtung 21 und diese beiden Einrichtungen 28, 29 werden mit der gleichen Geschwindigkeit betrieben. Mitnehmer 30 der beiden Einrichtungen 28, 29 halten die Faltschachteln 2 an diagonal gegenüberliegenden Kanten 17, 18, um die Faltschachteln 2 entlang einer Gleitfläche 31 zu einer Befüll- und Verschließstation weiterzutransportieren.An expansion space 27 adjoins the shaft 20 for receiving the there due to their residual internal stress completely to rectangular folding boxes 2 upright folding box sleeves 4. At expansion room 27 there are two revolving devices 28, 29 for further transport of the complete erected folding box sleeves 4 provided. The application device 21 and these two devices 28, 29 are operated at the same speed. Carriers 30 of the two devices 28, 29 hold the folding boxes 2 diagonally opposite edges 17, 18 to the folding boxes 2 along a sliding surface 31 to be transported to a filling and sealing station.

Claims (6)

  1. A device for erecting folding boxes (2), comprising a loader (3) for holding flat folding-box sleeves (4), an extraction means (5) for extracting the folding-box sleeves (4) singly from the loader (3) and for feeding the folding-box sleeves (4) to an erecting means (6) in which the folding-box sleeves (4) are erected along a curved sliding surface (16) defining the compression section (7), the erecting means (6) comprising a duct (20) following the compression section (7) for holding the only partially erected folding-box sleeves (4) in an exact fit, a removal means (21) for removing the folding-box sleeves (4) from the duct (20), and an expansion space (27) adjoining the duct (20) for holding the fully erected folding-box sleeves (4), characterised in that the extraction means (5) comprises several arms (8) with a suction head (9) for gripping a folding-box sleeve (4), the arms (8) are movable via a drive (10) and via a planetary gear (11) along a cycloidal path (12) comprising peaks and curves (12, 15), the sliding surface (16) being provided for compressing and partially erecting a folding-box sleeve (4) by pressing one edge (17) against the sliding surface (16), during which the arm (8) carrying the folding-box sleeve (4) is moved along a curve (15), and in that the sliding surface (16) is adapted to the curve (15) with respect to curvature and spacing in order to achieve the compression and thus the partial erection of the folding-box sleeve (4).
  2. A device according to Claim 1, characterised in that the removal means (21) comprises drivers (22), the driving surface (23) of which corresponds with respect to its orientation to the orientation of a side wall (24) of the partially erected folding-box sleeve (4).
  3. A device according to Claim 2, characterised in that an angle (α) of preferably 20 to 25 degrees is provided between the driving surface (23) and a vertical (25) to a circulating strand (26) of the removal means (21).
  4. A device according to at least one of Claims 1 to 3, characterised in that a first means (28) for transferring the fully erected folding-box sleeves (4) is provided at the expansion space (27).
  5. A device according to Claim 4, characterised in that the first means (28) is operated at the same speed as a second means (29) for transferring which adjoins the removal means (21).
  6. A device according to Claim 5, characterised in that drivers (30) of the two means (28, 29) hold the folding boxes (2) at diagonally opposite edges (17, 18) of the folding boxes (2).
EP01127890A 2001-02-23 2001-11-23 Apparatus for erecting cartons Expired - Lifetime EP1234769B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10108951 2001-02-23
DE10108951A DE10108951A1 (en) 2001-02-23 2001-02-23 Device for erecting folding boxes

Publications (2)

Publication Number Publication Date
EP1234769A1 EP1234769A1 (en) 2002-08-28
EP1234769B1 true EP1234769B1 (en) 2003-10-08

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP01127890A Expired - Lifetime EP1234769B1 (en) 2001-02-23 2001-11-23 Apparatus for erecting cartons

Country Status (5)

Country Link
US (1) US6872176B2 (en)
EP (1) EP1234769B1 (en)
AT (1) ATE251575T1 (en)
DE (2) DE10108951A1 (en)
ES (1) ES2208514T3 (en)

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ITUB20154224A1 (en) * 2015-10-08 2017-04-08 Gima Spa FORMING AND FILLING MACHINE FOR DIFFERENT TYPOLOGICAL CASES
ITUB20154231A1 (en) * 2015-10-08 2017-04-08 Gima Spa INSERTION STATION OF PRODUCTS WITH DIFFERENT TYPOLOGICAL BODIES

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Also Published As

Publication number Publication date
ATE251575T1 (en) 2003-10-15
EP1234769A1 (en) 2002-08-28
DE10108951A1 (en) 2002-09-05
ES2208514T3 (en) 2004-06-16
US6872176B2 (en) 2005-03-29
US20020119879A1 (en) 2002-08-29
DE50100752D1 (en) 2003-11-13

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