EP2687447A1 - Dispositif de rétractation avec gestion optimisée de l'énergie - Google Patents

Dispositif de rétractation avec gestion optimisée de l'énergie Download PDF

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Publication number
EP2687447A1
EP2687447A1 EP13174635.6A EP13174635A EP2687447A1 EP 2687447 A1 EP2687447 A1 EP 2687447A1 EP 13174635 A EP13174635 A EP 13174635A EP 2687447 A1 EP2687447 A1 EP 2687447A1
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EP
European Patent Office
Prior art keywords
shrinking
medium
temperature
supply
heating means
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
EP13174635.6A
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German (de)
English (en)
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EP2687447B1 (fr
Inventor
Christian Napravnik
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
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Krones AG
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Publication date
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Publication of EP2687447A1 publication Critical patent/EP2687447A1/fr
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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
    • B65B53/00—Shrinking wrappers, containers, or container covers during or after packaging
    • B65B53/02—Shrinking wrappers, containers, or container covers during or after packaging by heat
    • B65B53/06—Shrinking wrappers, containers, or container covers during or after packaging by heat supplied by gases, e.g. hot-air jets
    • B65B53/063—Tunnels

Definitions

  • the present invention relates to a shrinking device and a method of heat shrinking film around articles or article assemblies according to the features of the preambles of claims 1 and 8.
  • the articles When packaging articles, in particular beverage containers, bottles, etc., into containers, the articles are assembled in the desired manner and covered with a shrink film.
  • the shrink wrap is shrunk around the articles by supplying shrinkage medium, such as hot air, in a shrink tunnel.
  • FIG. 1 shows a schematic view of a shrinking device 1 according to the known prior art.
  • Articles, in particular beverage containers, bottles 6, cans or the like are assembled in groups and wrapped with shrink film 7. These wrapped article assemblies are also referred to as containers 5.
  • the containers 5 are fed in the direction of transport TR on a means of transport, in particular a conveyor belt 10 or the like, via an input region 3 to a shrink tunnel 2.
  • heating means are arranged, via which the container 5 with a shrinking medium 19, for example, with hot air, are acted upon.
  • the film 7 shrinks the outer packaging and places itself on all sides of the article or bottles 6 and thus forms the finished container 5 *.
  • the side wall surfaces 14 facing the interior of the shrink tunnel 2 are at least partially designed as nozzle surfaces 15 with a plurality of nozzles through which the shrinkage medium 19 is blown into the interior of the shrink tunnel 2.
  • shrinkage medium 19 is blown through the conveyor belt 10 to the bottom region of the container 5.
  • the shrinkage medium 19 is generated, for example, by a blower 18, supplied to a heating register 20, separated by means of throttle valves 22 and distributed to the different heating means of the shrinking tunnel 2.
  • a first throttle valve 22a divides a part of the shrinkage medium flow for the nozzle surface 15 and a second throttle valve 22b another part for the bottom nozzle 16 of the container bottom side.
  • the setting of the throttle valves 22a, 22b for dividing the Schrumpfmedium- stream is carried out manually.
  • first coolant fans 24a are therefore arranged, with which a coolant 26, for example cold air, is blown onto the conveyor belt 10.
  • a coolant 26 for example cold air
  • suitable means are used to absorb the excess heat.
  • the conveyor belt 10 after passing through the shrink tunnel 2, a temperature T2 of about 105 ° C to 120 ° C, which would increase further in a new pass through the shrink tunnel 2.
  • further fans 24b may be provided, which after the reversal of direction blow cold air 26 on the region 10 * of the conveyor belt 10 running counter to the transport direction TR, so that this reaches a temperature T1 of approximately 60.degree - 80 ° C is cooled before it reaches the entrance area 3 again.
  • the temperature in the shrink tunnel should, if possible, be kept at a defined target standby temperature, which then enables a rapid resumption of production. Since in this case no items with shrink film or similar. are transported through the tunnel, the required heating power is reduced to maintain the desired target StandBy temperature compared to the production operation. This is conventionally achieved by throttling the heating power of the fan.
  • the publication US 2004/0083687 A1 describes a control system for monitoring energy consumption in a shrink tunnel. It is provided that a control means puts the shrink tunnel in a power-saving mode when a processing module preceding the shrink tunnel remains unused for a while. In energy-saving mode, the speed of the conveyor and the power of the fan heater are adjusted.
  • the object of the invention is to provide a shrink tunnel with an optimized energy management, in which, in particular in standby phases, a basic temperature can be maintained, wherein the energy consumption is largely minimized. Another objective is to shorten the wake-up times, ie the time required to heat a shrink tunnel from a standby temperature to a desired setpoint operating temperature.
  • the invention relates to a shrinking device with a conveying device for articles or article assemblies, which preferably serves to shrink film and / or shrink labels or the like. to shrivel articles or article compilations.
  • the shrinking device comprises at least one device for producing the shrinking medium, for example a hot air blower.
  • the device comprises a device for controlling the temperature of the shrinking medium, in particular a heating register. Thereby, the temperature of the shrinking medium can be regulated as needed.
  • the shrinkage medium stream is divided by a dividing device into at least two shrinkage medium substreams.
  • the first shrinkage medium partial flow is supplied to at least a first heating means, via which the articles or article compositions are acted upon from the side and / or from above with shrinking medium.
  • these are shaft walls with nozzle surfaces arranged parallel to the transport route, via which the shrinkage medium is injected into the interior of the shrinking device.
  • the second shrinkage medium partial flow is supplied to at least one second heating means.
  • this is a shaft arranged below the transport path with nozzle openings arranged on the top side.
  • the conveying device is heated to a corresponding temperature via this shaft or the shrinking medium is injected through the conveying device onto the underside of the articles or article assemblies.
  • the distribution device for dividing the shrinkage medium flow is assigned at least one device for the automated control of the same. This also serves as a device for the controlled setting of predefined operating states in the shrinking device.
  • the at least one distribution device for dividing the shrinking medium comprises at least two throttle valves.
  • the first throttle valve is connected to a first supply via which the shrinkage medium of the first partial flow is supplied to the first heating means.
  • the second throttle valve is connected to a second supply, via which the shrinkage medium of the second partial flow is supplied to the second heating means.
  • the throttle valves each comprise an adjusting means, in particular an actuator, a setting cylinder or another suitable means, which via a Control unit can be regulated.
  • the throttle valves are adjusted via the adjustment means according to predefined operating conditions.
  • At least two operating states can be set by the control unit.
  • a first operating state defines a first setpoint operating temperature which is to prevail in the interior of the shrinking device during ongoing production operation.
  • This setpoint operating temperature is set via a defined first supply of shrinkage medium via the at least one first heating means and via a defined second supply of shrinkage medium via the at least one second heating means.
  • a second operating state defines a standby mode with a defined second setpoint standby temperature in the interior of the shrinking device.
  • This StandBy operation is particularly used in short-term production stoppages, for example, when the shrinking device for new products has to be converted, when an interruption of operation due to lack of replenishment etc.
  • the temperature in the interior of the shrinking device is maintained at a level a quick heating to the production temperature and thus a quick resumption of production allows.
  • the second throttle or similar. for the supply of the second shrinkage medium partial flow to the second heating means preferably completely closed.
  • the first throttle valve must be opened further or completely and thus the outflow of shrinking medium can be increased over the first heating medium.
  • the StandBy temperature can in turn be determined and adjusted via sensors.
  • the control unit may include the programs for other operating conditions, such as different production operating conditions with different production target temperatures, different StandBy operating conditions with different target standby temperatures for longer or shorter breaks, different heating programs with shorter or longer heat-up times, different cooling programs Etc.
  • control unit and the method according to the invention it can be defined, for example, that all throttle valves are opened maximally for heating the shrink tunnel, so that a maximum first and a maximum second supply of shrinkage medium via the first heating means and the second heating means are effected by a high Flow of shrinking medium to minimize the heating or WakeUp time of the shrinking device.
  • wake-up time is meant, in particular, the period of time required to produce the state of production of the shrinking device, i. to heat the shrinking device from the set standby temperature to the required setpoint operating temperature.
  • the problem here could be that the conveyor is heated too much and therefore must be counteracted accordingly already during heating of the interior of the shrinking tunnel by cooling the returning conveyor chain. This is energetically unfavorable.
  • the time factor is less relevant, it may be energetically more advantageous to open only the first throttle valve for heating up and not or only partially open the second throttle valve so that at least a maximum first supply of shrinkage medium takes place via the first heating means.
  • the invention further relates to a method for setting different operating states of a shrinking device.
  • the temperature in the interior of the shrink tunnel is adjusted via the regulation of the supply of shrinkage medium.
  • the temperature of the supplied shrinking medium can be regulated via the heat output of the controllable device for controlling the temperature of the shrinking medium, for example a heating register associated with the hot air blower.
  • the supply of shrinkage medium to the different heating means of the shrinking device can be regulated by a control unit, preferably via a controlled adjustment of a distribution device, in particular via the setting of throttle valves.
  • the control unit contains the basic data and / or programs for desired operating states or can be programmed accordingly. For example, the control unit to control the activation of certain operating states according to a defined time program, the regulation is done in each case by adjusting, in particular opening and / or at least partially closing the throttle by means of controlled actuators.
  • the second throttle valve in standby mode is preferably completely closed, so that the heating of the conveyor device is minimized since no supply of shrinkage medium takes place from below. Instead, the conveyor only heats up due to the temperature prevailing in the interior of the shrinking device.
  • all throttle valves can be opened to a maximum for heating up the shrinking tunnel in order to minimize the heating or wake-up time by means of a high flow of shrinking medium.
  • the throttle valves are adjusted according to the predetermined operating program and production can begin, in particular, the shrink-wrapped products or article compositions of the shrinking device can be supplied.
  • the temperature in the interior of the shrinking device and / or the temperature of the conveying device are continuously monitored by sensors.
  • the temperature of the supplied shrinking medium is adjusted accordingly by regulating the heating power of the controllable device for controlling the temperature of the shrinking medium.
  • the setting and / or maintenance of the operating states can be monitored via at least one temperature sensor in the interior of the shrinking device and adapted by controlling the volume flow of shrinking medium.
  • a first temperature sensor determines a current actual temperature value and transmits it to the control unit.
  • the actual temperature value is compared with a setpoint temperature value; in particular, the deviation between the actual temperature value and the setpoint temperature value is determined.
  • the actuators are controlled by the control unit and reset the throttle. If the actual temperature value is below the setpoint temperature value, the throttle valves are opened further.
  • At least one second temperature sensor may further be provided, which measures the actual temperature in the region of the conveying device and balances it with a predetermined desired temperature value.
  • a temperature sensor determines the actual temperature in Interior of the shrinking device and compensates this value with the stored in the control unit target standby temperature from.
  • a deviation .DELTA.T the actual temperature of the defined target StandBy temperature, for example at a deviation .DELTA.T of more than 1 ° C, in particular the actuators of the first throttle valves are activated and the setting of the first throttle valves and thus the supply of shrinking medium the regulated at least a first heating means.
  • the second throttle valve for supplying shrinking medium to the at least one second heating means remains closed.
  • the method thus makes it possible to set a plurality of operating states which follow one another in a predefined time grid via the control unit.
  • the operating conditions are set automatically by controlled regulation of the at least one distribution device for dividing the shrinking medium.
  • the invention is characterized in that the distribution and supply of the shrinking medium to the different heating means via an intelligent control unit.
  • the conveying device represents the largest energy consumer of the shrinking device, since it is heated on the one hand when passing through the shrink tunnel in the transport direction by supplying shrinking medium and then cooled again in the return.
  • the conveyor with shrinking medium in the case of a production stop takes place, but a regulation of the target StandBy temperature in the shrinking device by an increased supply of shrinkage medium via the at least one first heating means, the conveyor is heated less in standby mode. Thus, it is not necessary to cool them to the same extent as in the normal production operation.
  • the shrinking device By keeping the shrinking device at a set standby temperature even during a production stop, the so-called wake-up times can be shortened.
  • the heating time can be minimized in particular by opening all throttle valves of the distribution device to a maximum. At the same time, however, there is a risk that the conveyor will overheat.
  • a sensor can determine the temperature of the conveying device and optionally a cooling device can be activated for the corresponding counter-control.
  • the device according to the invention and the method according to the invention allow a faster heating of the shrinking device to the production temperature by means of an intelligent control of the dividing device. This increases the availability of the shrinking device. With appropriate sensors can overheat the conveyor can be prevented, which would lead, inter alia, to a hole in the bottom area of the outer packaging of the container.
  • conventional shrinking devices according to the invention can be retrofitted with adjustment means, in particular actuators or the like, and control units to enable intelligent, automated control of the splitting device.
  • FIG. 2 shows a schematic view of a shrinking device 1 * with inventive energy management.
  • the shrinking device 1 * is similar in large parts to the shrinking device 1 known from the prior art (cf. FIG. 1 ), to the description of which reference is hereby made.
  • the throttle valves 22a, 22b are each associated with actuators 40a, 40b with which the throttle valves 22a, 22b can be opened or closed.
  • the actuators 40a, 40b are connected to a control unit 50, so that the adjustment of the throttle valves 22a, 22b via the actuators 40a, 40b by the control unit 50 can in particular be continuously regulated.
  • the control unit 50 contains parameters of different operating states. Depending on the selected operating state, the shrinkage medium partial flows are adjusted accordingly.
  • a first defined partial flow of shrinkage medium 19 via the first throttle valve 22a and a first supply line 30a for the nozzle surface 15 and a second defined partial flow via the second throttle valve 22b and a second supply line 30b for the bottom nozzle 16 of the container bottom side is divided.
  • a first temperature sensor 23a may be provided. This determines the temperature T2 of the conveyor chain 10 in the output region 4 of the shrinking device 1 * and transmits the corresponding values to the control unit 50. This controls the coolant fan 24a and / or 24b, so that the conveyor chain 10 is supplied with coolant 26 and cooled accordingly, before again containers (cf. FIG. 1 ) are transported on it.
  • a second temperature sensor 23b may be provided, via which the sufficient cooling of the conveyor chain 10 is controlled. If the temperature T1 determined by the second temperature sensor 23b deviates from a defined target temperature stored in the control unit 50, the supply of coolant 26 is adjusted by the control unit 50.
  • the control unit 50 controls and controls further programmed operating states.
  • the control unit 50 may contain the desired key data for a so-called standby operation.
  • This StandBy operation is used in particular for short-term production stoppages, for example when the shrinking device 1 * has to be temporarily converted for new products, with a short interruption of the operation due to lack of supply of products to be processed, etc.
  • the internal temperature in the shrink tunnel 1 * should not fall below a defined target standby temperature, however, the energy consumption that is required to maintain this target standby temperature should be as low as possible.
  • it is particularly energy-intensive to cool the conveyor chain 10 which has been heated in the shrinking tunnel 2 by the supply of shrinkage medium 19 during the return run.
  • control unit 50 controls the actuators 40 of the throttle valve 22 and causes in particular a further opening of the throttle valve 22a and thus an increased supply of shrinkage medium 19 via the first supply line 30a to the nozzle surfaces 15, while the throttle valves 22b are closed and thus the supply of shrinking medium 19 via the second supply line 30b to the bottom-side spraying 16 of the conveyor chain 10 or lower side of the container is prevented.
  • the conveyor chain 10 heats up only due to the prevailing in the shrink tunnel 2 StandBy temperature, but not due to additional supply of shrinkage medium 19.
  • the conveyor chain 10 must therefore also less cooled so that the energy-intensive cooling step can be largely eliminated.
  • a temperature sensor 42 is further arranged, which determines the internal temperature and transmitted to the control unit 50, whereupon either the temperature of the supplied shrinking medium 19 can be adjusted by regulating the heating power of the heater 20 or whereupon the amount of to the nozzle surfaces 15th supplied Schrumpfmedium19 can be adjusted via the actuator 40a of the throttle valve 22a.
  • a control over the temperature of the supplied shrinking medium 19 is preferably provided, while the rapid heating in wake-up operation is carried out by increasing the volume flow of shrinkage medium 19.
  • at least the throttle valves 22a which regulate the supply of shrinkage medium 19 to the nozzle surfaces 15, are maximally open.
  • control unit 50 further programs of further operating states can be available and retrievable or adjustable.
  • the control unit 50 programs for different production operating conditions with different production target temperatures, different StandBy operating conditions with different target standby temperatures for longer or shorter breaks, different heating programs with shorter or longer heating, different cooling programs, etc. include.
  • the control unit 50 can be set, for example, that for heating the shrinking tunnel 2, all the throttle valves 22a, 22b are opened maximally to minimize by a high supply of shrinking medium 19, the heating time.
  • the problem here could be that the conveyor chain 19 is heated too much and must therefore be counteracted by cooling the return conveyor chain 10 with a coolant 26 for this reason already when heating the shrinking tunnel 2.
  • the time factor is less relevant, it may be energetically more advantageous to open only the first throttle flap 22a for the supply of shrinking medium 19 to the nozzle surface 15 for maximum heating and not to open the second throttle flap 22b only partially.
  • an increase in the temperature of the supplied shrinkage medium 19 may be provided by regulating the heating power of the heating register 20 to further reduce the wake-up time.
  • the control unit 50 can be equipped with defined programs or be individually programmable.
  • the different operating conditions in the shrink tunnel 2 via an intelligent control of the as a splitting device serving throttle 22 achieved.
  • the shrink tunnel 2 from a standby temperature o.ä. to heat to the required operating temperature, at least the first throttle 22a for the supply of shrinkage medium 19 to the lateral nozzle surfaces 15 are opened maximum to achieve the largest possible air change in the shrink tunnel 2 and to keep the heating times low.
  • the position of the throttle valves 22a, 22b adapted to the respective product, so that in each case a defined supply of shrinkage medium 19 through the nozzle surfaces 15 and a defined supply of shrinkage medium 19 from below on or through the conveyor chain 10 therethrough.
  • variable articles or article compositions can be edited, since an individual adaptation to the respective packaging material is possible. For example, in the case of a very thin packaging film, only a weak lateral volume flow of shrinking medium 19 of a specific temperature may be required in order to achieve an optimum packaging result.
  • the shrinking device 1 * can be quickly and easily adapted to the respective product:
  • a controlled adjustment of the throttle valves 22a, 22b a quick and easy changeover between the heating or wake-up operation and the production operation, whereby the wake-up time can be shortened enormously, since now no manual adjustment of the throttle valves 22a, 22b is necessary during a product changeover and before the shrinking device 1 * is heated up ,

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
EP13174635.6A 2012-07-20 2013-07-02 Dispositif de rétractation avec gestion optimisée de l'énergie Active EP2687447B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102012106600.0A DE102012106600A1 (de) 2012-07-20 2012-07-20 Schrumpfvorrichtung mit optimiertem Energiemanagement

Publications (2)

Publication Number Publication Date
EP2687447A1 true EP2687447A1 (fr) 2014-01-22
EP2687447B1 EP2687447B1 (fr) 2016-05-25

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130000256A1 (en) * 2010-03-16 2013-01-03 Khs Gmbh Shrink tunnel for applying shrink films, method for operating or controlling a shrink tunnel, and production system having a shrink tunnel
DE102014105057A1 (de) * 2014-04-09 2015-10-15 Krones Aktiengesellschaft SCHRUMPFVORRICHTUNG MIT GEBINDEKÜHLUNG UND VERFAHREN ZUM ERZEUGEN EINES GLEICHMÄßIGEN, HOMOGENEN KÜHLMITTELSTROMS
FR3070376A1 (fr) * 2017-08-30 2019-03-01 C.E.R.M.E.X. Constructions Etudes Et Recherches De Materiels Pour L'emballage D'expedition Fonctionnement d'un dispositif de retraction d'une fardeleuse automatique

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016211632A1 (de) 2016-06-28 2017-12-28 Krones Aktiengesellschaft Schrumpftunnel und Verfahren zur Reinigung einer Transportvorrichtung eines Schrumpftunnels
DE102019102494A1 (de) * 2019-01-31 2020-08-06 Krones Aktiengesellschaft Schrumpfvorrichtung und Verfahren zum Betrieb einer Schrumpfvorrichtung
DE102021108138A1 (de) * 2021-03-31 2022-10-06 Krones Aktiengesellschaft Verfahren zum Überführen einer Schrumpfvorrichtung in einen StandBy-Modus und Schrumpfvorrichtung

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1044883A2 (fr) * 1999-04-15 2000-10-18 MINIPACK-TORRE S.p.A. Machine d'emballage sous forme de tunnel pour l'emballage avec un film thermorétractable
WO2002036436A1 (fr) * 2000-11-01 2002-05-10 Claude Andrew Neagle Tunnel de retraction pour machine d'emballage adaptable
EP1288129A2 (fr) * 2001-08-29 2003-03-05 SMI S.p.A. Four tunnel pour la fabrication d'emballages à feuille thermorétractable et procédé d'emballage ainsi effectué
US20040083687A1 (en) 2002-11-01 2004-05-06 Christman Russell T. Shrink tunnel control apparatus and method
DE102010020957A1 (de) * 2010-05-19 2011-11-24 Khs Gmbh Schrumpftunnel zum Aufbringen von Schrumpffolien, Verfahren zum Betrieb oder Steuern eines Schrumpftunnels sowie Produktionsanlage mit einem Schrumpftunnel

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8411758U1 (de) * 1984-07-12 A. Reker Maschinenfabrik und Baggerbau GmbH, 4937 Lage Ofen für eine Schrumpffolienanlage
US3378989A (en) * 1965-02-24 1968-04-23 Doughboy Ind Inc Packaging machinery
US3808767A (en) * 1971-01-11 1974-05-07 Master Packaging Equipment Inc Methods of and apparatus for shrink packaging
DE102010011640B4 (de) * 2010-03-16 2020-03-12 Khs Gmbh Schrumpftunnel zum Aufbringen von Schrumpffolien, Verfahren zum Betrieb oder Steuern eines Schrumpftunnels sowie Produktionsanlage mit einem Schrumpftunnel
CN201703594U (zh) * 2010-06-30 2011-01-12 昆山松大包装材料机械有限公司 收缩机加温装置
CN202193240U (zh) * 2011-08-05 2012-04-18 河北省烟草公司沧州市公司 热收缩炉节能门帘

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1044883A2 (fr) * 1999-04-15 2000-10-18 MINIPACK-TORRE S.p.A. Machine d'emballage sous forme de tunnel pour l'emballage avec un film thermorétractable
WO2002036436A1 (fr) * 2000-11-01 2002-05-10 Claude Andrew Neagle Tunnel de retraction pour machine d'emballage adaptable
EP1288129A2 (fr) * 2001-08-29 2003-03-05 SMI S.p.A. Four tunnel pour la fabrication d'emballages à feuille thermorétractable et procédé d'emballage ainsi effectué
US20040083687A1 (en) 2002-11-01 2004-05-06 Christman Russell T. Shrink tunnel control apparatus and method
DE102010020957A1 (de) * 2010-05-19 2011-11-24 Khs Gmbh Schrumpftunnel zum Aufbringen von Schrumpffolien, Verfahren zum Betrieb oder Steuern eines Schrumpftunnels sowie Produktionsanlage mit einem Schrumpftunnel

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130000256A1 (en) * 2010-03-16 2013-01-03 Khs Gmbh Shrink tunnel for applying shrink films, method for operating or controlling a shrink tunnel, and production system having a shrink tunnel
US9926091B2 (en) * 2010-03-16 2018-03-27 Khs Gmbh Shrink tunnel for applying shrink films, method for operating or controlling a shrink tunnel, and production system having a shrink tunnel
DE102014105057A1 (de) * 2014-04-09 2015-10-15 Krones Aktiengesellschaft SCHRUMPFVORRICHTUNG MIT GEBINDEKÜHLUNG UND VERFAHREN ZUM ERZEUGEN EINES GLEICHMÄßIGEN, HOMOGENEN KÜHLMITTELSTROMS
FR3070376A1 (fr) * 2017-08-30 2019-03-01 C.E.R.M.E.X. Constructions Etudes Et Recherches De Materiels Pour L'emballage D'expedition Fonctionnement d'un dispositif de retraction d'une fardeleuse automatique
CN109421962A (zh) * 2017-08-30 2019-03-05 法国希迈公司 自动热收缩包装机的收缩装置的操作
EP3450334A1 (fr) * 2017-08-30 2019-03-06 C.E.R.M.E.X. Constructions Etudes Et Recherches De Materiels Pour L'emballage D'expedition Fonctionnement d'un dispositif de rétraction d'une fardeleuse automatique
US11235918B2 (en) 2017-08-30 2022-02-01 Sidel Packing Solutions Operation of a retraction device of an automatic bundler
CN109421962B (zh) * 2017-08-30 2022-08-09 法国希迈公司 自动热收缩包装机的收缩装置的操作

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CN103569419A (zh) 2014-02-12
EP2687447B1 (fr) 2016-05-25
DE102012106600A1 (de) 2014-06-12
CN103569419B (zh) 2015-12-02

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