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WO2018157996A1 - Dispositif de formation de lots de produits - Google Patents

Dispositif de formation de lots de produits Download PDF

Info

Publication number
WO2018157996A1
WO2018157996A1 PCT/EP2018/051235 EP2018051235W WO2018157996A1 WO 2018157996 A1 WO2018157996 A1 WO 2018157996A1 EP 2018051235 W EP2018051235 W EP 2018051235W WO 2018157996 A1 WO2018157996 A1 WO 2018157996A1
Authority
WO
WIPO (PCT)
Prior art keywords
transport
maintenance
maintenance mechanism
conveyor
zwischentransporteurs
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.)
Ceased
Application number
PCT/EP2018/051235
Other languages
German (de)
English (en)
Inventor
Christian Schilling
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.)
KHS GmbH
Original Assignee
KHS 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 KHS GmbH filed Critical KHS GmbH
Publication of WO2018157996A1 publication Critical patent/WO2018157996A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G15/00—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G43/00—Control devices, e.g. for safety, warning or fault-correcting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D3/00—Portable or mobile lifting or hauling appliances
    • B66D3/04—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage

Definitions

  • the invention relates to an apparatus for forming containers comprising a plurality of packaging units by shrinking a sheet material and a method for exchanging at least one conveyor belt for an intermediate conveyor of such a device.
  • the shrinking of the film takes place in a shrinking device, which has a shrinking unit, which is preferably designed as a shrink tunnel.
  • the bundles wrapped in foil are transported on conveyors / conveyor belts up to the shrink tunnel and also transported away from the shrink tunnel again.
  • the container is charged with a hot gas in order to cause the shrinkage of the film.
  • the packages within the shrink tunnel are often moved by means of a metal belt conveyor (i.e., a metal member transport member). This Metallgliedergurt example runs over two deflections and thus forms an endless loop.
  • intermediate transporters in the form of so-called tunnel discharge belts are known. These intermediate transporters are occupied by one or more conveyor belts, which have a very small minimum deflection radius. As a rule, these conveyor belts consist of a plastic material.
  • the intermediate feed dog is arranged between two transport means with a large minimum deflection radius, whereby the large gap in the transport surface is replaced by two small gaps, which leads to a more uniform transport of the containers and thus also to less rejects.
  • a method for exchanging at least one Conveyor belt on an intermediate conveyor, which is provided in a device for forming containers comprising several packaging units by shrinking a flat material, is the subject of the independent patent claim 15.
  • the invention relates to an apparatus for forming containers comprising a plurality of packaging units by shrinking a sheet material.
  • the device comprises a first transport device running in the region of a shrinking unit, a second transporting device following the first transporting device in the transporting direction and an intermediate transporting device arranged between the first and second transporting device.
  • the device is characterized in that a maintenance mechanism is provided, by means of which the intermediate feed dog can be moved from a working position into a maintenance position and out of the maintenance position back into the working position.
  • the essential advantage of the device is that the maintenance mechanics makes possible a facilitated, time-saving and thus more cost-effective maintenance of the intermediate transporter, in particular a facilitated and time-saving replacement of the at least one conveyor belt of the intermediate transporter, since the intermediate transporter can be moved by the maintenance mechanism, for example by a single person performing the maintenance / repair.
  • the maintenance mechanism is designed for lifting and / or lowering the intermediate transporter. This allows the intermediate conveyor, for example, in a maintenance position above the
  • the maintenance mechanism is for lateral
  • Transport direction formed This allows the intermediate conveyor from the between the first and second transport unit formed gap are moved out into the maintenance position and repaired there.
  • the maintenance mechanism for pivoting the intermediate transporter about an axis is formed parallel or substantially parallel to the transport direction.
  • the maintenance mechanism may be configured to move the intermediate conveyor from a horizontal position to an inclined or vertical position to perform the repair. It is understood that combinations of above-described movements are possible, for example, a combined sliding pivoting movement or a combined stroke-pivoting movement.
  • the maintenance mechanism forms an integral part of the device.
  • the maintenance mechanism is not an external component that is introduced into the device for maintenance purposes, but the maintenance mechanism is integrated into the device.
  • this may be arranged on a machine frame to move the intermediate conveyor carried by this machine frame.
  • the maintenance mechanism has at least two cables which are arranged at a distance from one another. These cables can, for example, at the free ends hook, snap hook or similar. to be connected to corresponding Einh Kunststoffgestellen on the intermediate conveyor. As a result, the intermediate feed dog can be moved in a technically simple manner.
  • a first cable is provided above a first end of the intermediate conveyor and a second cable above a second end of the intermediate conveyor. This allows the
  • the cables are arranged on a common shaft and can be changed over this in their length, in particular by rotation of the shaft about its longitudinal axis. As a result, the cables can be wound on the shaft or unwound from this to move the intermediate conveyor.
  • the maintenance mechanism is manually operable. As a result, a technically simple and cost-effective maintenance mechanism can be achieved.
  • a deflection gear for actuating the maintenance mechanism is provided.
  • this deflection gear can be designed to achieve a force-saving actuation of the maintenance mechanism by means of a suitable reduction gear.
  • the maintenance mechanism is driven by a motor. As a result, a simplification of the maintenance work can be achieved.
  • a securing device for preventing the undesired operation of the maintenance mechanism and / or for securing the insects provided in the maintenance position.
  • the security device may be a mechanical and / or automated (e.g.
  • the intermediate feed dog has a T-shaped or substantially T-shaped cross-sectional shape or a downwardly tapering cross-sectional shape.
  • the intermediate feed dog adapts in an improved manner to the gap formed between two deflection units of the first and second transport means and thus enables as free as possible a runout of the containers from the shrink tunnel.
  • the length of the intermediate transporter running in the transport direction is smaller than the length of the first and / or second transporter running in the transport direction. This ensures that the intermediate feed has a small size and thus is easy to handle especially for maintenance purposes.
  • the invention relates to a method for exchanging at least one conveyor belt on an intermediate conveyor for a device for forming containers comprising several packaging units by shrinking a flat material, wherein the device comprises a first transport device extending in the region of a shrinking unit, one onto the first transport device in the transport direction, the following second transport means comprises and the intermediate feed dog is arranged between the first and second transport means.
  • the method has the following steps:
  • sheet-like material means any material that shrinks due to exposure to the medium, in particular exposure to heat, and thus can result in holding several packaging units together in one container , Cardboard packaging etc.
  • the expression “essentially” or “approximately” in the sense of the invention means deviations from the exact value by +/- 10%, preferably by +/- 5% and / or deviations in the form of changes that are insignificant for the function.
  • Fig. 1 by way of example and schematically a shrinking device with a first and second transport means and arranged therebetween
  • FIG. 3 by way of example and schematically a first embodiment of a
  • FIG. 4 shows an example and schematically a second embodiment of a
  • Fig. 6 by way of example and schematically a maintenance mechanism for
  • Fig. 7 by way of example and schematically the maintenance mechanism for
  • Raising / lowering the intermediate transporter in a perspective sectional view in the region of the shaft; 8 shows by way of example and schematically the maintenance mechanism for
  • reference numeral 1 denotes, by way of example and schematically, an apparatus for forming containers by shrinking a sheet material (hereinafter referred to as "shrinking apparatus".)
  • a container may, for example, comprise a plurality of containers which are enveloped by a shrink film and through this shrink film are fixed relative to each other positionally.
  • the shrinking device 1 comprises a shrinking unit 2, which may be designed in particular as a shrink tunnel.
  • the application of heat can take place, for example, by applying hot air or a hot combustion gas.
  • a first transporting device 3 by means of which the packaging unit group to be subjected to heat is transported in a transporting direction TR through the shrinking unit 2, runs. During this Transporting the packaging unit group by the shrinking unit 2, the heat is applied.
  • the transport device 3 may, for example, have an endlessly circulating conveying element, which, when deflected several times, forms a conveyor belt-like conveyor.
  • the transport device 3 preferably has at least one conveying element comprising a temperature resistant belt 3.1 on.
  • the belt buckle 3.1 may in particular be a metal belt strap.
  • the belt buckle 3.1 is deflected at a deflection unit 3.2, to form a loop.
  • a second transporting device 4 is provided which follows the first transporting device 3 in the transporting direction TR.
  • This second transport device 4 may also have an endlessly circulating conveying element 4.1, which, when deflected several times, forms a conveyor belt-like conveyor.
  • the deflection unit 3.2 Due to the use of a folding belt 3.1 in the transport device 3, the deflection unit 3.2 has a relatively large deflection radius. Because of this relatively large deflection radius, relatively large transitions would result between the first transport device 3 and the following second transport device 4, which would disturb a uniform transport of the containers. In particular, such a large transition after leaving the shrinking unit 2 is disadvantageous because the container is still warm immediately after leaving the shrinking unit 2 and thus the container is still deformable. In other words, the container after leaving the shrinking unit 2 is still flexible, so that the packaging units located in the container can still move against each other. As a result, the formation of a dimensionally stable container is prevented or significantly disturbed. As shown in FIGS.
  • an intermediate conveyer 5 is provided.
  • This intermediate conveyor 5 is provided in the transition region between the transport device 3 and the second transport device 4 and formed in cross-section such that the resulting by the relatively large deflection unit 3.2 transition is largely completed.
  • the intermediate feed dog 5 has, for example, a conveying length FL that is smaller than the conveying lengths of the first and second transporting devices 3, 4.
  • the conveying length FL of the intermediate conveying track 5 is smaller than the width b of the first and second transporting devices 3, 4 or Intermediate conveyor 5.
  • the intermediate conveyor 5 may have a cross-sectional shape adapted to the shape of the gap L existing between the first and second conveyor means 3, 4.
  • the intermediate feed dog 5 on the upper side can form a transport plane which almost completely fills the gap existing in the transport plane and thus ensures as vibration-free a movement of the bundles as possible.
  • the cross-sectional shape of the intermediate transporter 5 may in particular be selected such that it tapers downwards.
  • the intermediate feed dog 5 may be T-shaped or substantially T-shaped in cross-section.
  • the cross-section in the middle region by deflection rollers may be smaller than in an upper or lower and upper region of the cross section of the intermediate conveyor 5.
  • the intermediate conveyor 5 may be at least one belt-like conveying element (hereinafter also referred to as conveyor belt 5.1) or more spaced apart, parallel mutually extending conveyor elements in the form of conveyor belts or Have conveyor belts. This conveyor / conveyor belts are subject to increased wear and must be changed regularly.
  • the shrinking device 1 has a maintenance mechanism 10, by means of which the intermediate feed dog 5 can be moved from a working position shown in Figures 1 and 2 to a maintenance position, in this maintenance position, the exchange or the Repair the at least one conveyor belt 5.1 to make.
  • FIGS. 3 to 5 show different possibilities as to how a maintenance mechanism 10 can move the intermediate feed dog 5 from a working position shown in the figures to a maintenance position.
  • the maintenance mechanism 10 can be designed to move the intermediate transporter 5 from the working position into a maintenance position.
  • This shift may in particular be a lateral displacement, in which the intermediate conveyor 5 is displaced transversely, in particular perpendicular to the transport direction TR, in one direction.
  • the intermediate feed dog 5 is moved out of the gap L formed between the first and second transport means 3, 4, so that this intermediate feed dog 5 is accessible for maintenance.
  • the maintenance mechanism 10 may in particular comprise guide means. This guide means may be provided in particular on a machine frame of the shrinking device 1.
  • the intermediate feed dog 5 is permanently connected to the maintenance mechanism 10.
  • This maintenance mechanism 10 can be designed, for example, to hold the intermediate feed dog 5 at least partially even in the working position.
  • the maintenance mechanism 10 as shown in Fig. 4, be designed for pivoting the insects 5.
  • the maintenance mechanism 10 can provide a pivot axis SA to which the Intermediate feed dog 5 is pivotable.
  • the pivot axis SA can in particular run parallel or substantially parallel to the transport direction TR.
  • the maintenance mechanism 10 may in particular be designed such that the intermediate feed dog 5 from a horizontal position (ie, the axes of the pulleys of insects 5 are horizontal or substantially horizontal) in an upright position, in particular a position in which the axes of the pulleys of insects 5 are vertically or substantially vertically aligned, is pivoted, so that the maintenance can be made.
  • the maintenance mechanism 10 can in turn be provided on the machine frame of the shrinking device 1 or connected thereto.
  • this can be connected to the pivoting maintenance mechanism 10 or permanently, ie connected in the working position with this.
  • 5 shows schematically an embodiment of the maintenance mechanism 10, in which the intermediate feed dog 5 is lifted by the maintenance mechanism 10.
  • the maintenance mechanism can also be designed to lower the intermediate transporter. As a result, the intermediate feed dog 5 is raised or lowered from a plane in which the first and second transport means 3, 4 extend, in order to make it accessible for maintenance.
  • a maintenance mechanism 10 designed for raising / lowering will be explained in more detail below with reference to FIGS. 6 to 8.
  • the maintenance mechanism 10 uses a cable mechanism for raising or lowering the intermediate transporter 5.
  • the maintenance mechanism 10 at least two cables 1 1, 1 1 ', which are spaced from each other.
  • the cables 1 1, 1 1 ' can be provided in particular above the free ends 5 a, 5 b of the intermediate transporter 5, in order to be able to lift these in each case on the free end side.
  • a shaft 14 is provided which is rotatably supported on the machine frame of the shrinking device 1 is held.
  • the shaft 14 is provided in particular on a frame part above the transport devices 3, 4 or the shrinking unit 2.
  • the maintenance mechanism 10 also has a deflection gear 12, which is in operative connection with the shaft 14.
  • the deflection gear 12 may have a vertically extending deflection shaft 12.1, which extends from the shaft 14 down to an actuating shaft 12.2.
  • the deflection shaft 12.1 is, for example, with a gear transmission 12.3 with the shaft 14 in operative connection.
  • a further gear transmission 12.4 is provided by means of which the deflection shaft 12.1 is in operative connection with the actuating shaft 12.2.
  • the maintenance mechanism 10 preferably has a securing device 13.
  • this securing device 13 it is in particular possible to secure the maintenance mechanism 10 in a specific position, for example in the maintenance position.
  • the securing device 13 prevents the intermediate feed dog 5 from being moved unintentionally or undesirably by the maintenance mechanism 10.
  • the securing device 13 can be embodied differently.
  • the securing device 13 cooperates with the reversing gear 12 in order to achieve the securing effect.
  • the securing device 13 is formed in the illustrated embodiment bolt-like and has, for example, a safety pin 13.1 with a provided at the free end handling section 13.2. Of the Locking pin 13.1 is biased spring loaded in an inserted position, ie it is automatically held by a spring in a locking position. In the embodiment shown, the securing device 13 cooperates with the deflection shaft 12.1.
  • a recess is provided, into which the securing bolt 13.1 can engage, so that the movement of the deflection shaft 12.1 and thus the entire maintenance mechanism 10 is blocked.
  • the securing device 13 can be deactivated by pulling the locking pin 13.1 against the spring force. As a result, the securing bolt 13.1 is brought out of engagement with the recess so that the deflecting shaft 12.1 and thus the reversing gear 12 can be moved. It is understood that the previously described embodiment of the securing device 13 is merely an example and a plurality of mechanical or automated securing devices for use in a maintenance mechanism 10 is conceivable.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structure Of Belt Conveyors (AREA)

Abstract

L'invention concerne un dispositif de formation de plusieurs unités d'emballage comportant des lots de produits par rétraction d'un matériau plan comportant un premier système (3) de transport s'étendant dans la zone d'une unité de rétraction (2), un deuxième système (4) de transport suivant le premier système (3) de transport dans le sens de transport (TR) et un transporteur intermédiaire (5) agencé entre le premier et le deuxième système (3, 4) de transport. L'invention est caractérisée en ce qu'un mécanisme d'attente (6) permet de déplacer le transporteur intermédiaire (5) d'une position de travail dans une position d'attente et à nouveau de la position d'attente dans la position de travail.
PCT/EP2018/051235 2017-03-01 2018-01-18 Dispositif de formation de lots de produits Ceased WO2018157996A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017104197.4A DE102017104197A1 (de) 2017-03-01 2017-03-01 Vorrichtung zum Bilden von Gebinden
DE102017104197.4 2017-03-01

Publications (1)

Publication Number Publication Date
WO2018157996A1 true WO2018157996A1 (fr) 2018-09-07

Family

ID=61017934

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2018/051235 Ceased WO2018157996A1 (fr) 2017-03-01 2018-01-18 Dispositif de formation de lots de produits

Country Status (2)

Country Link
DE (1) DE102017104197A1 (fr)
WO (1) WO2018157996A1 (fr)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2213766A (en) * 1937-11-05 1940-09-03 Bernard G Johnson Hoist construction
GB1488879A (en) * 1974-05-18 1977-10-12 Lucas Electrical Ltd Assembly line system
US4199133A (en) * 1978-03-09 1980-04-22 Pierre Gagnon Battens system for raising and lowering sceneries on a stage
JPH0376811U (fr) * 1989-11-30 1991-08-01
EP0548661A1 (fr) * 1991-12-23 1993-06-30 Pactec Verpackungsmaschinen-Fabrik Theegarten GmbH & Co. KG Dispositif de transport à bande
US6409011B1 (en) * 2000-05-24 2002-06-25 Precision Handling Devices, Inc. Gate conveyor
US20050104052A1 (en) * 2003-11-17 2005-05-19 Bilcik Lawrence S. Device for mounting on a vehicle for hoisting and transporting a big-game carcass
US7607644B1 (en) * 2008-06-09 2009-10-27 Acculift, Inc. Boat lift assembly
WO2017025222A1 (fr) * 2015-08-12 2017-02-16 Krones Aktiengesellschaft Installation et procédé de production et de déplacement de récipients constitués de plusieurs articles

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4739607A (en) 1986-11-28 1988-04-26 Anteg, Inc. Conveyor
IT244819Y1 (it) 1998-12-22 2002-03-14 Baumer Srl Gruppo convogliatore - avvolgitore per una macchina imballatrice .

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2213766A (en) * 1937-11-05 1940-09-03 Bernard G Johnson Hoist construction
GB1488879A (en) * 1974-05-18 1977-10-12 Lucas Electrical Ltd Assembly line system
US4199133A (en) * 1978-03-09 1980-04-22 Pierre Gagnon Battens system for raising and lowering sceneries on a stage
JPH0376811U (fr) * 1989-11-30 1991-08-01
EP0548661A1 (fr) * 1991-12-23 1993-06-30 Pactec Verpackungsmaschinen-Fabrik Theegarten GmbH & Co. KG Dispositif de transport à bande
US6409011B1 (en) * 2000-05-24 2002-06-25 Precision Handling Devices, Inc. Gate conveyor
US20050104052A1 (en) * 2003-11-17 2005-05-19 Bilcik Lawrence S. Device for mounting on a vehicle for hoisting and transporting a big-game carcass
US7607644B1 (en) * 2008-06-09 2009-10-27 Acculift, Inc. Boat lift assembly
WO2017025222A1 (fr) * 2015-08-12 2017-02-16 Krones Aktiengesellschaft Installation et procédé de production et de déplacement de récipients constitués de plusieurs articles

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DE102017104197A1 (de) 2018-09-06

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