WO2018206752A2 - Procédé destiné à stériliser une machine de moulage par soufflage et machine de moulage par soufflage - Google Patents

Procédé destiné à stériliser une machine de moulage par soufflage et machine de moulage par soufflage Download PDF

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Publication number
WO2018206752A2
WO2018206752A2 PCT/EP2018/062187 EP2018062187W WO2018206752A2 WO 2018206752 A2 WO2018206752 A2 WO 2018206752A2 EP 2018062187 W EP2018062187 W EP 2018062187W WO 2018206752 A2 WO2018206752 A2 WO 2018206752A2
Authority
WO
WIPO (PCT)
Prior art keywords
blow
blow molds
molds
mold
sterilization
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/EP2018/062187
Other languages
German (de)
English (en)
Other versions
WO2018206752A3 (fr
Inventor
Andreas Hack
Florian Geltinger
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Krones AG
Original Assignee
Krones AG
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 Krones AG filed Critical Krones AG
Publication of WO2018206752A2 publication Critical patent/WO2018206752A2/fr
Anticipated expiration legal-status Critical
Publication of WO2018206752A3 publication Critical patent/WO2018206752A3/fr
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00—Disinfection or sterilisation of materials or objects, in general; Accessories therefor
    • A61L2/16—Disinfection or sterilisation of materials or objects, in general; Accessories therefor using chemical substances
    • A61L2/20—Gaseous substances, e.g. vapours
    • A61L2/202—Ozone
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2103/00—Materials or objects being the target of disinfection or sterilisation
    • A61L2103/23—Containers other than laboratory or medical, e.g. bottles or mail
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
    • A61L2202/10—Apparatus features
    • A61L2202/14—Means for controlling sterilisation processes, data processing, presentation and storage means, e.g. sensors, controllers, programs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/42403—Purging or cleaning the blow-moulding apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/42403—Purging or cleaning the blow-moulding apparatus
    • B29C49/42405—Sterilizing

Definitions

  • the present invention relates to a method for operating a forming device for forming plastic preforms into plastic containers, and in particular to a method for sterilizing such systems and / or for assembling and dismantling blow molds.
  • the invention relates to a device for forming plastic preforms to plastic containers.
  • plastic preforms are heated in an oven and blown in this heated state to plastic bottles.
  • the heated plastic preforms are introduced into blow molds and subjected to compressed air within these blow molds. If different containers are to be blown, the blow molds must be exchanged.
  • the parts of the blow mold in particular their side parts and bottom parts, are released from the carriers and replaced by other blow molds.
  • blow molding machines have recently become known from the prior art. Such blow molding machines can be used, for example, to produce already sterilized plastic containers, which are needed in particular in the filling of sensitive drinks. It is necessary to sterilize the respective machine at predetermined intervals.
  • Applicator's current internal state of the art blow molding is carried out in a specially isolated area by an operator.
  • a device that actuates the mold carrier allows the operator to remove the blow molds from the mold carrier via a window to the sterile area of the blower wheel.
  • the blow molds are stored separately in the bottom mold and two side parts or mold shells in a special blow molding magazine, which is housed in a specially insulated area. After manually changing the blow molds, the sterile area of the blower wheel is sterilized with the molds used, for example by means of H2O2.
  • dirt and other particles can enter the otherwise hermetically separated sterile area by the operator and an interface for changing the mold.
  • a manual change of the blow molds, separated in soil form and two side forms, causes further high set-up times and thus set-up costs.
  • An object underlying the invention is to reduce the set-up times for such systems.
  • a possibility is to be created to achieve a more complete sterilization of the plants.
  • a blow mold change is required, in particular to allow a switch to the production of other beverage containers.
  • a manual change of blow molding is usually a storage of the blow molds in a mold carriage.
  • an automatic mold change which has recently become known from Applicants' internal state of the art, a robot is used, and mold storage takes place in a blow molding magazine and in an aseptic blow molding machine in a correspondingly aseptically configured blow molding magazine.
  • blow molds except for the automatic mold change by means of a robot separated in soil form and two side panels are individually stored and stored in a mold storage. Since each blow mold set is stored separately in a mold carriage or a blow molding magazine in bottom shape and two side panels, and the mold carriage or blow molding is stored outside the machine, storage costs and additionally requires a Blasformen LCD a high preparation time (for example, by the transport of the mold carriage or of the blow molding magazine from a warehouse, the change of the blow molding magazine during the automatic mold change and, for example, an additional test run of the robot is conditional), which is necessary because it is to be checked whether the correct shapes are present and correctly inserted. In addition, when storing the blow molds outside of a machine, especially during transport, the risk of damage or a dirt entry.
  • the present invention is therefore based on the object to simplify such a change of blow molding or easier.
  • the device has a movable and in particular rotatable carrier, on which a plurality of forming stations for forming plastic preforms into plastic containers is arranged.
  • these conversion stations each have blow molds which are suitable and intended for molding the plastic preforms, and which are arranged at least indirectly on Blasformaniin.
  • the blow molds are removed from the blow mold carriers at least at times before and / or during the sterilization of the device and / or before and / or during a sterilization of the blow molds.
  • blow molds are removed from their carriers, so as to achieve complete sterilization in particular also of the rear regions of the blow molds and the corresponding sections of the mold carriers on which these rear sections are arranged.
  • the present invention is further directed to a method for operating a device for forming plastic preforms into plastic containers and in particular in particular to a method for assembling and disassembling blow molds on such devices.
  • the device has a movable and, in particular, rotatable carrier, on which a multiplicity of forming stations for forming plastic preforms into plastic containers are arranged.
  • these forming stations each have blow molds which are suitable and intended for molding the plastic preforms, and which are arranged at least indirectly on blow mold carriers.
  • these blow molds are at least temporarily stored in a magazine device, this magazine device being suitable and intended for receiving a plurality of sets of blow molds.
  • a storage device which can accommodate several sets of blow molds.
  • the magazine device can, as mentioned above, also be arranged in a clean room, and also have the properties already described above.
  • one or more storage devices are provided, but only one set of blow mold per storage device is kept.
  • a storage and / or a sterile room may be provided, wherein in this sterile room, a plurality of storage devices may be provided, each of which serves to receive (exactly) a blow mold set.
  • a bearing as described above, which is suitable and intended for receiving a plurality of blow mold sets, is also referred to below as a dynamic bearing.
  • the invention is preferably directed to a method for converting machines and in particular for changing blow molds on machines. It should be noted that in the manner described here, other components of a forming station can be changed, such as stretching bars, nozzles, and the like.
  • the Applicant reserves the right to claim protection also for a corresponding method for converting other removable parts.
  • the blow molds are removed and / or reassembled by means of an alternating robot.
  • the respective blow molding set is selected by means of an alternating robot. It is possible for the robot to identify the blow molding set by means of an identification device. However, it would also be possible for the particular blow molding set to be selected via a control device and in particular by an operator via a control device.
  • the blow molds removed from the carriers are at least temporarily stored in a magazine device.
  • this magazine device is also at least temporarily sterilized.
  • the blow molds are at least temporarily sterilized.
  • the blow molds are removed in sterilized form from the magazine device.
  • the blow molds removed from the magazine device are also sterilized, whereby this sterilization can preferably take place before and / or during storage in the magazine device. Sterilization by exposure to a sterilizing agent can preferably also be carried out here.
  • the blow molds are sterilized during their storage in the magazine.
  • the magazine device itself can also be sterilized.
  • At least one sterilization takes place within a clean room, in which a plurality of forming stations for the transformation of plastic preforms to plastic containers is transported to a working operation.
  • these forming stations each have blow molds which are suitable and intended for molding the plastic preforms, and which are arranged at least indirectly on the blow mold carriers.
  • at least some of the blow molds, and preferably all blow molds are removed from the blow mold carriers before the device or areas of the device are sterilized.
  • the blow molds are loaded by means of an automatic changing device and in particular by means of an alternating robot.
  • a robot is therefore preferably used in this process, which changes the blow molds fully automatically.
  • the robot is suitable for a clean room or sterile room, and / or, for example sterilized with a sterilizing agent such as H2O2 and / or from a sterile room of the device by a cleanraum- or sterilraumgeeigne- te and particularly preferably with a Sterilization agent such as H2O2 sterilizable protective sheath (especially hermetically) is separated.
  • a sterilizing agent such as H2O2 and / or from a sterile room of the device by a cleanraum- or sterilraumgeeigne- te and particularly preferably with a Sterilization agent such as H2O2 sterilizable protective sheath (especially hermetically) is separated.
  • a sterilizing agent such as H2O2 and / or from a sterile room of the device by a cleanraum- or sterilraumgeeigne- te and particularly preferably with
  • the robot is located in a robot cell and in particular a sterilizable robot cell.
  • This robot cell can form an extended sterile room with the removable robot.
  • a second extended sterile room can be located next to this extended sterile room with the changeable robot, in which, for example, one or more blow molding magazines can be made available for receiving the blow molds.
  • This mold magazine is preferably designed in such a way that the blow molds can be accommodated in a sterilizable manner and are particularly preferably kept at a distance.
  • this blow molding magazine itself is sterilizable and preferably also the blow molds arranged in the blow molding magazine can be sterilized and in particular sterilized within a sterile room.
  • shell molds and / or side parts of the blow molds on the one hand and bottom parts of the blow molds can be blown on the other hand. re prime be kept at a distance in order to sterilize the shell molds and / or side parts everywhere.
  • blow molding magazines it is preferably possible for the blow molding magazines to be introduced via an access, for example via a bulkhead, which particularly preferably seals off an expanded sterile space (preferably hermetically) from an environment.
  • two sterile rooms are provided, which are considered as a sterile room and in which a mold change robot and one or more blow magazines are housed.
  • the sterile room with the forming robot can be hermetically separated from a sterile space of the blowing wheel (or the conversion stations) via a first bulkhead.
  • two sterile rooms can be regarded as one sterile room and hermetically separated from the sterile space of the blowing wheel via a bulkhead.
  • bulkheads may also be provided which hermetically separate the sterile space of the blowing wheel from the environment and / or further sterile areas.
  • a sterile room for the blow molding magazine and a sterile room for the shape change robot to be considered as a sterile room and to be connected without a bulkhead to a sterile room of the blowing wheel.
  • these two sterile rooms would also be particularly preferably separated hermetically from the surroundings via a further bulkhead. With this approach, however, a preparation for blow mold change during production is not possible.
  • sterilization it would also be possible for sterilization to take place by irradiation of plant parts, for example with electromagnetic radiation and / or with UV light or the like.
  • the blow molds are again arranged on the blow mold carriers after sterilization has taken place. It is possible that the same blow molds, which have been used before, be arranged again, or even that new blow molds are attached to the blow mold carriers. Preferably, a sterilization of the blow mold after a disassembly of the individual transformation stations.
  • the blow molds removed from the carrier are stored at least temporarily in a magazine device. It is conceivable that this magazine device is temporarily sterilized. In addition, it is also possible that in a preferred method, the stored and / or stored in the storage device blow molds are sterilized. This sterilization preferably also takes place by applying the appropriate shapes or areas of the magazine to a flowable sterilization medium.
  • a new set of blow molds is arranged on the blow mold carriers.
  • a blow mold change is also preferably carried out in this process.
  • the arrangement further comprises a removable robot, which is suitable and intended for dismantling and / or mounting of the blow molds on the associated blow mold carriers and a magazine device which is suitable and intended for at least temporary storage of the blow molds.
  • a sterile room in which at least one and preferably exactly one blow mold set is stored or can be stored.
  • the present invention is further directed to an arrangement for forming plastic preforms into plastic containers.
  • This arrangement comprises a movable carrier to which a plurality of forming stations for converting plastic preforms into plastic containers are arranged, wherein these forming stations each have blow molds which are suitable and intended for molding the plastic preforms, and which at least indirectly on blow mold carriers are arranged.
  • the arrangement comprises a changing device and in particular an exchangeable robot which is suitable and intended for mounting and / or dismantling the blow molds, and a magazine device which is suitable and intended for at least temporary storage of the blow molds.
  • the magazine device is suitable and intended for receiving a plurality of sets of blow molds.
  • a dynamic magazine device and / or a dynamic bearing are, as mentioned above, a dynamic magazine device and / or a dynamic bearing.
  • only blow-mold set is preferably stored.
  • a storage device is provided, which is suitable for receiving a plurality of sets of blow molds and is determined in order to carry out a blow mold change easier in this way.
  • a plurality of different sets of blow molds are preferably selectable within the magazine device and the access to these blow molds possible.
  • At least one magazine device is arranged within a clean room.
  • a magazine device which is suitable and intended only for accommodating a blow molding set, to be arranged within a clean room, as well as the above-mentioned dynamic magazine device, which is suitable and intended for receiving a plurality of blow mold sets.
  • a magazine device itself to be aseptic, ie to be sterilized, for example, by means of sterilization means.
  • the magazine device is suitable and intended for receiving the blow mold or the blow molds in an assembled and / or assembled state of these blow molds.
  • the side parts can be fastened to each other and / or a bottom part are attached to the side parts, so that the blow mold in its entirety, ie in particular with side parts and bottom parts can be removed.
  • the blow molds (having two shell molds and a bottom mold) are not really assembled, but are held together by the magazine and / or the robot gripper as a package.
  • the bottom mold is held by a centering ring in the two mold shells.
  • the shell molds are compressed by robot gripper or held together in the magazine by this.
  • the magazine device - in particular movable - receiving means for receiving the blow molds. That's it conceivable and preferred that ever a receiving means for receiving a blow mold is suitable and intended. However, it could also be provided stationary receiving means.
  • the magazine device has a selection device which allows an automatic selection of a blow molding set. For example, a specific set of blow molds can be selected based on a user specification. It would also be possible for this selection device to be coupled to a controller of the machine, and this controller determines which set of blow molds should be taken.
  • These storage systems in this dynamic storage can be arranged displaced and moved in the camp or can be moved by a storage and retrieval unit or the like in a dynamic warehouse or retrieved from this.
  • a required blow molding set can be selected in the dynamic bearing.
  • the dynamic bearing moves the storage systems such that the storage system is provided with a required blow mold set for a mold change.
  • the arrangement of a dynamic bearing takes place directly at the area of the automatic mold change and in particular with an interface to it.
  • the protected area of the robot cell is connected to that of a warehouse.
  • this bearing or the magazine device can not be sterilized or sterilized with sterilization media such as H2O2, and / or can be performed aseptically.
  • the storage system for the mold packages or the blow molds is not sterilizable or can be sterilized with hydrogen peroxide or designed aseptically constructed.
  • the magazine device or the storage system is a sterilisable and / or aseptic storage system, this storage system and also the robot cell are preferably designed such that they can be subjected to an internal pressure that is greater than its ambient pressure.
  • the storage device or the magazine is control side coupled with a variety of the blow molding machine or an entire line and automatically provides the appropriate for changing grades blow molding. Different procedures can be chosen to store the blow molds within the store. Thus, it would be possible for the molds to be stored in a magazine, which can be the same or similar to the procedure for a mold change robot. In addition, it would also be possible for these magazines to be stored in a warehouse.
  • the storage system has at least one preferably two interface / s or bulkheads.
  • an interface provided to the outside be to fill the storage system or the warehouse and / or to use the individual storage systems.
  • the warehouse or the magazine device can be loaded and unloaded without interrupting the production of the machine or system.
  • an optional bulkhead may be provided for separation between a possible sterile dynamic bearing and the environment.
  • Another interface may be to the machine and / or the mold change area of the machine.
  • an optional bulkhead to a sterile room can also be provided.
  • This invention makes it possible to store blow molds directly on the blow molding machine and also eliminates an even faster mold change by eliminating the setup of a blow molding magazine (transport paths from the warehouse to the machine) and changing the blow molding magazine.
  • a blow mold change can be carried out fully automatically and without any operator on the machine. Also, preparations by the operator can be omitted.
  • the risk of damage and dirt entry during transport and external storage can be omitted.
  • the above-mentioned sterile room or clean room surrounds the entire arrangement.
  • this sterile room has at least two walls which delimit this sterile room from an environment, wherein these walls are particularly preferably movable relative to one another.
  • sealing systems such as so-called channel seals or water locks, can be used to seal the sterile room.
  • the blow molds also have a bottom part, which is particularly preferably arranged on a bottom part carrier.
  • the blow molds are removable from their carriers in an assembled state.
  • the arrangement has at least one sterilization device, which is suitable and intended to act on components of the arrangement and / or the blow molds with a particular flowable sterilization medium.
  • the said robotic robot is also arranged in a clean room.
  • This clean room can be a stationary clean room.
  • this clean room in which the changeover robot is located, is delimited or delimited with the aid of a bulkhead or sluice opposite that clean room in which the plastic preforms are formed into the plastic containers.
  • This means that the changeover robot can be separated from the actual blow molding machine, in particular during a working operation of the blow molding machine.
  • At least one magazine device is also arranged within a clean room.
  • this clean room can be the same clean room in which the changeover robot is arranged.
  • the magazine device it would also be possible for the magazine device to store the blow molds arranged in a further clean room, which is then particularly preferably demarcated or delimitable by means of a further lock and / or a further bulkhead in relation to those clean rooms in which the robotic robot is arranged ,
  • the arrangement has at least one checking unit which is suitable for checking at least one physical property of the blow molds or a property which relates to an arrangement of the blow molds on the blow mold carriers.
  • the checking device can check whether a correct blow mold is arranged on its carrier and / or whether the blow mold is correctly positioned or mounted on its blow mold carrier.
  • no operator is bound to a mold change and can take on other tasks during this time, such as a change of cloth, a label change and the like.
  • an alternating robot and / or the above-mentioned checking device can preferably carry out a check for correctness and correct seating of the blow molds. This can be done, for example, via RFI D tags and / or mechanical intervention in the blow molds.
  • the operator may intervene in the event of problems (for example, an incorrect inserted mold, a correctly or improperly recognized mold, and the like) before the blow molds are sterilized.
  • problems for example, an incorrect inserted mold, a correctly or improperly recognized mold, and the like
  • two bulkheads or locks are closed while a bulkhead, which connects the magazine device with the removable robot, is open.
  • the machine or the blowing wheel remains also in this case sterile and it is also a test by the robotic change during production possible.
  • a blow mold change can be started. For this purpose, it is possible to close a bulkhead to the environment and vice versa to open the bulkhead to the machine.
  • the change robot preferably first takes all blow molds from the mold carriers. Subsequently, the blow molding machine is preferably sterilized without blow molding, so that the backward spaces of mold bowls and bottom molds are sterilized.
  • a sterilization of an extended sterile room can take place with a mold change robot, and a sterilization of the extended sterile room with the blow molding magazine and the blow molds can also take place.
  • the new blow molds are inserted into the mold carriers by the changeable robot.
  • the bulkhead which is a connection to the space of the removable robot, is closed again and production can be resumed.
  • a dynamic bearing in which a plurality of sets of blow molds are stored in blow molding magazines, can also be connected to the extended sterile space in which the robotic robot is located. If the operator selects a new set of blow molds, or if a signal comes from the interchangeable robot or the controller of the machine, it is possible that this dynamic bearing will move the blowmolding magazines accordingly.
  • a bulkhead can open and the blow molding with the required blow-mold set and in the case of sterilization of the machine without forms and an empty blow-molding be provided.
  • the changeover robot is also suitable and determined to check a proper fit of the individual blow molds and in particular to check this proper seating of the blow molds already within a magazine device.
  • the changing robot is preferably suitable and determines to check or to ensure which blow mold is arranged at which position within the magazine device. This can be done, for example, by reading out RFI D elements.
  • it can also be checked whether the respective Blow mold belongs to the correct mold insert.
  • one of the variable robots is suitable and intended to arrange the blow molds on each for them blow mold carriers. In this way, such a dynamic storage or such a dynamic storage device is particularly preferably separated via a further bulkhead from the environment (in particular hermetically).
  • the dynamic bearing it would also be possible for the dynamic bearing to be regarded as a further sterile space, which can also be sterilized by means of a sterilizing agent such as, for example, H2O2.
  • a sterilizing agent such as, for example, H2O2.
  • a bulkhead can be dispensed with or else the sterile space of this dynamic bearing and the sterile space of the robot device can be designed as a sterile room.
  • Fig. 1 a schematic representation of a plant for the production of plastic containers
  • FIG. 2 shows a detailed view of a lock section of the system shown in FIG. 1.
  • Fig. 1 shows an arrangement 50 for the manufacture of plastic containers.
  • This arrangement 50 has a heating device 4, such as a furnace, within which the plastic preforms are heated.
  • This oven may preferably have a circulating conveyor chain (not shown) on which a plurality of holding elements for holding the plastic preforms is arranged.
  • this heating device 4 may also have heating elements (not shown), past which the plastic preforms are guided.
  • the heating device 4 is adjoined by a (transport and) sterilization module 6, which is suitable and intended for sterilizing the heated plastic preforms.
  • This transport and sterilization module 6 can have, for example, a sterilization device 62, which also transports the plastic preforms and carries out a sterilization of the plastic preforms during this transport. In this case, for example, beam fingers can penetrate into the plastic preforms, which deflect the inner walls. sterilize the plastic preforms by means of electron radiation. In addition, sterilization by means of a flowable medium, such as hydrogen peroxide, take place.
  • the reference numeral 64 designates a further transport device, which transfers the so-sterilized plastic preforms to a forming device 1 for forming the plastic preforms into plastic containers.
  • the reference numeral 66 schematically indicates a clean room surrounding at least the transport path of the plastic preforms during their sterilization.
  • the reference numeral 12 characterizes roughly a clean room, within which the forming stations 20 are transported and / or within which the plastic preforms are formed into plastic containers.
  • This clean room 12 can be designed such that it surrounds the transport path of the conversion stations like a channel.
  • the reference numeral 8 designates a robot device which serves for exchanging the blow molds from the conversion stations.
  • This change device or this change robot 8 is preferably arranged within a second clean room 14.
  • This second clean room 14 can be connected by means of a lock device 13 or a bulkhead with the clean room 12 of the device 1, or this connection can be interrupted.
  • the clean room 14, in which the changing robot 8 is located in a normal working operation of the clean room 12, in which the forming process with the forming stations 20 runs separated.
  • the reference numeral 16 refers to a third clean room, in which a only schematically illustrated mold magazine 36 is arranged.
  • this third clean room 16 can be separated from the clean room 14 in which the changeover robot 8 is located.
  • the changing robot 8 can remove blow molds from the magazine 36 or deposit blowing molds that collect from the forming device into this mold magazine. With this configuration, it is possible that already in the normal operation of the blow molding machine, a set-up process can be completed. Thus, it is possible that the bulkhead or the lock 24 is closed, and in this way the clean rooms 16 and 14 are separated from each other.
  • the reference numeral 18 denotes another optional clean room in which a dynamic magazine 38 can be arranged.
  • This dynamic magazine 38 can be suitable and intended for receiving a plurality of sets of blow molds.
  • This magazine can be present in particular instead of the magazine 36.
  • Another lock device 26 or a bulkhead can separate the clean room 18 from the clean room 16. In this way, it is also possible that during a blow mold change operation of the device itself can be continued.
  • the reference numeral 28 denotes a further bulkhead or a lock, which serves to delineate the clean room 18 against (non-sterile) environment.
  • Fig. 2 shows another embodiment of the present invention.
  • the clean room 18, in which the dynamic mold magazine 38 is located is arranged directly on the clean room 14 in which the changeover robot 8 is located.
  • This mold magazine is suitable for receiving several sets of blow molds.
  • the robot Via a controller, it is possible for the robot to selectively remove desired blow molds from the dynamic magazine 38.
  • the individual cleanrooms 14, 16 and 18 are also separately sterilizable, and also the individual magazines 36 and 38 are preferably sterilizable.
  • the changeover robot itself or its components can also be sterilized. It would also be possible for a protective cover which shields the robot to be provided.

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  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)

Abstract

L'invention concerne un procédé pour stériliser un dispositif (1) destiné à transformer des ébauches en matière plastique en contenants en matière plastique. Le dispositif (1) comprend un support (2) mobile, sur lequel sont agencées une pluralité de stations de formage (20) destinées à transformer des ébauches en matière plastique en contenants en matière plastique et lesdites stations de formage présentent chacune des moules de soufflage (10), lesquels sont adaptés et destinés à façonner les ébauches en matière plastique et lesquels sont agencés au moins indirectement sur des supports (22) de moulage par soufflage. Selon l'invention, les moules de soufflage (10) sont retirés des supports (22) de moulage par soufflage au moins temporairement avant et/ou pendant la stérilisation du dispositif (1) et/ou avant et/ou pendant une stérilisation des moules de soufflage (10).
PCT/EP2018/062187 2017-05-11 2018-05-11 Procédé destiné à stériliser une machine de moulage par soufflage et machine de moulage par soufflage Ceased WO2018206752A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017110270.1A DE102017110270A1 (de) 2017-05-11 2017-05-11 Verfahren zum Sterilisieren einer Blasformmaschine und Blasformmaschine
DE102017110270.1 2017-05-11

Publications (2)

Publication Number Publication Date
WO2018206752A2 true WO2018206752A2 (fr) 2018-11-15
WO2018206752A3 WO2018206752A3 (fr) 2019-12-05

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Application Number Title Priority Date Filing Date
PCT/EP2018/062187 Ceased WO2018206752A2 (fr) 2017-05-11 2018-05-11 Procédé destiné à stériliser une machine de moulage par soufflage et machine de moulage par soufflage

Country Status (2)

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DE (1) DE102017110270A1 (fr)
WO (1) WO2018206752A2 (fr)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007017938C5 (de) * 2007-04-13 2017-09-21 Khs Gmbh Behälterherstellungsvorrichtung und Herstellverfahren für Formkörper
DE102008004773B4 (de) * 2008-01-16 2022-03-10 Krones Aktiengesellschaft Verfahren zum Umrüsten einer Blasmaschine
DE102009040978A1 (de) * 2009-09-11 2011-03-17 Krones Ag Magazinvorrichtung für Blasformen mit Reinigungseinrichtung
DE102011054890A1 (de) * 2011-10-28 2013-05-02 Krones Aktiengesellschaft Behälterbehandlungsanlage und Handhabungsvorrichtung
DE102012108978A1 (de) * 2012-09-24 2014-03-27 Krones Ag Verfahren zum Herstellen von Getränkebehältnissen und zum Auswechseln von Blasformteilen
DE102013106694A1 (de) * 2013-06-26 2015-01-15 Krones Ag Verfahren und Vorrichtung zum Umformen von Kunststoffvorformlingen zu Kunststoffbehältnissen
DE102013113077A1 (de) * 2013-11-26 2015-05-28 Krones Ag Blasformmaschine mit Blasformwechselroboter mit zusätzlicher Behandlungsfunktion
DE102013113074A1 (de) * 2013-11-26 2015-05-28 Krones Ag Blasformmaschine mit Wechselroboter und Greifeinrichtung und Verfahren zu deren Betrieb
DE102013113335A1 (de) * 2013-12-02 2015-06-03 Krones Ag Blasformmaschine mit erwärmbarer Kühlmittelzuführung
DE102014105762A1 (de) * 2014-04-24 2015-11-12 Krones Ag Blasformmaschine mit automatisch betätigbarer Bodenankopplung
DE102015122324A1 (de) * 2015-12-18 2017-06-22 Krones Ag Wechsel von Blasformen bei Blasformmaschinen

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
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Publication number Publication date
DE102017110270A1 (de) 2018-11-15
WO2018206752A3 (fr) 2019-12-05

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