Krones Ag

Thomas Philipp

Florian Geltinger

Thomas Hoellriegl

Klaus Voth

Dieter Finger

Erik Blochmann

Christian Stoiber

Thomas Spitzer

Gerhard Schwoed

Michael Neubauer

Eduard Handschuh

Heinrich Deyerl

Gerhard Schuster

Maria Lindner

Frank Winzinger

Juergen Soellner

Ulrich Lappe

Gerald Huettner

Jochen Forsthoevel

Josef Hausladen

Arno Haner

Andreas Pense

Thomas Kitzinger

Thomas Höllriegl

Harald Effenberger

Andreas Steiner

Robert Aust

Florian Schmid

Paul Brinster

Simon Moewes

Josef Penninger

Philipp Olenberg

Thomas Rauschendorfer

Sebastian Steger

Michael Eifler

Gerald HÜTTNER

Thomas HÖLLRIEGL

Christian Trauner

Jürgen SÖLLNER

Apparatus for producing plastic containers has a heating device having a transport device for transporting the plastic preforms singly along a predefined transport path. The transport device has a plurality of holding devices for holding the plastic preforms, and at least one heating unit for heating the plastic preforms, wherein furthermore a rotating device is provided which rotates the plastic preforms held by the holding devices and is connected to a forming device, which transforms the plastic preforms transported by the heating device into plastic containers. The apparatus has an alignment device which enables alignment of the rotational position of the plastic preforms with respect to their longitudinal direction relative to the holding devices holding these plastic preforms and/or the apparatus has a rotational position alignment device arranged along the transport path which enables alignment of a rotational position of the holding devices with the plastic preforms arranged thereon.

Apparatus and method for producing plastic containers with non-circular cross-sections

ABSTRACT The invention provides a method for leakage detection in a device for shaping container preforms, comprising a compressed air system which is connected to a compressed air source and comprises at least two fluidically connected regions that can be separated from each other and/or from the environment by shut-off elements. The method comprises a leakage test run conducted in an automated manner in which at least one of the blocking elements and/or the compressed air supply into the compressed air system is controlled in such a way that it can be determined separately for each region whether compressed air escapes therefrom.

Method for leakage detection in a device for shaping container preforms

A forming unit () for forming plastic preforms into plastic bottles, wherein the forming unit comprises a blow mould () having a first lateral portion (), a second lateral portion () and a bottom portion (), wherein said lateral portions as well as the bottom portion () form a cavity (), within which the plastic preforms () can be formed into the plastic bottles, wherein the bottom portion () can be moved relative to the lateral portions () in a closed condition of the blow mould, wherein the forming unit () comprises a drive unit in order to move the bottom portion () relative to the lateral portions (), wherein the drive unit preferably has a movable piston element () which ist movable along a predefined stroke path. According to the invention, the apparatus has a first stroke path limiting means () that limits the stroke path of the bottom portion () and/or of the piston element () in a first direction, wherein this stroke path limiting means () is adjustable in order to modify the stroke path.

Apparatus and a method for forming plastic preforms into plastic bottles with a movable bottom portion

Transforming station for transforming plastic parisons into plastic containers, wherein the transforming station has two side part supports for supporting side parts of a blow mould, and preferably has a base part support for supporting a base part of the blow mould, wherein these side parts and the base part of the blow mould together form a hollow space within which the plastic parisons can be transformed into the plastic containers by application of a free-flowing medium, wherein at least one of the two side part supports for opening and/or closing the blow mould is pivotable relative to the other side part with respect to a predetermined main axis, and wherein the transforming station has a locking mechanism in order in a closed state of the blow mould to lock a side part support with the other side part support, and wherein the locking mechanism has a second locking element which is pivotable with respect to a predetermined pivot axis and which interengages with a first locking element for locking the side parts. According to the invention at least one of the two locking elements has a first contact surface which is suitable to co-operate with a second contact surface of the first locking element during locking with the first locking element, wherein at least one of these contact surfaces is designed in such a way that in a pivoting operation of the second locking element with respect to the pivot axis in the direction of the first locking element the two side part supports are pushed towards one another.

Transforming station for blow moulding machines without pressure pad

An apparatus for shaping plastics material pre-forms into plastics material containers has a conveying device which conveys the plastics material pre-forms along a pre-set conveying path. The conveying device has a movable station carrier arranged at least indirectly on a stationary base carrier and on which a plurality of shaping stations are arranged. The shaping stations have blow molding devices which form cavities inside which the plastics material preforms are shaped to form plastics material containers. The blow molding devices are arranged on blow mold carriers. The apparatus has a changing device suitable for removing at least the blow molding devices from the blow mold carriers and/or arranging blow molding devices on the blow mold carriers. A changing device has a gripping device for gripping the blow molding device, wherein this gripping device is movable in at least two different directions and is pivotable about at least three different axes.

Blow moulding machine with a changing robot and a gripping device and a method for its operation

A transforming device for transforming plastic preforms into plastic containers, comprising a blow-molding device which forms a cavity inside which the plastic preforms can be transformed into the plastic containers through the application of a flowable medium, wherein the blow-molding device has at least two side parts which are arranged at least indirectly on blow-mold carriers, wherein the side parts are arranged on the blow-mold carriers by an attachment device is provided. The attachment device also has a return which, at least temporarily during a working mode, pushes at least one side part towards the blow-mold carrier on which the side part is arranged.

Blow-moulding device with preloadable attachment for blow moulds

An apparatus for forming plastic pre-forms into containers with a blow mold which has at least two movable blow mold parts which, when closed form a container-forming cavity. The first blow mold part is removably arranged on a first blow mold carrier shell part, and the second blow mold part is removably arranged on a second blow mold carrier shell part. The first blow mold carrier shell part is movable with respect to the second blow mold carrier shell part for opening the mold. A holding device holds at least one blow mold part on the respective blow mold carrier shell part. The holding device has an actuating member extending through an opening in a wall of the blow mold carrier shell part. The actuating member is movable relative to the wall, and a first holding element for holding the blow mold part is arranged on the actuating member.

Apparatus for shaping plastics material pre-forms into plastics material containers with pressure pads

Double cavity form carrier

Apparatus for forming plastic preforms into plastic containers, with at least one blowing station arranged on a moving carrier, wherein the blowing station has a blow mould carrier for holding a blow mould and the blow mould carrier has a first blow mould carrier part and a second blow mould carrier part, wherein the second blow mould carrier part can be moved away from the first blow mould carrier part in order to open the blow mould for removal of a plastic container and/or for insertion of a preform, and wherein the second blow mould carrier part can be moved towards the first blow mould carrier part in order to transfer the blow mould into a closed state for forming the preform, wherein that the second blow mould carrier part has a lower density and/or strength than the first blow mould carrier part.

Device for forming plastic preforms into plastic containers and blow mould carrier

An apparatus is provided for the shaping of plastics material containers, with a movable carrier on which are arranged a plurality of shaping stations for the shaping of plastics material pre-forms into plastics material containers, wherein these shaping stations have blow mold carrier parts movable with respect to each other for opening and closing the shaping stations, and wherein the shaping stations have a locking mechanism for holding the shaping stations in a closed state.

Blow moulding machine

An apparatus for shaping plastics material pre-forms into plastics material containers with a blow mold which has at least two blow mold parts which are arranged so as to be movable with respect to each other on first and second blow mold carrier parts. A pressure pad arrangement is arranged between at least one blow mold carrier part and the blow mold part. The pressure pad arrangement is designed in such a way that the force acting between the blow mold carrier part and the blow mold part has a first force component which acts in a first pre-set region in the peripheral direction of the blow mold part and a second force component which acts in a second pre-set region in the peripheral direction of the blow mold part.

A device for forming plastic preforms into plastic containers with a mobile carrier on which is arranged a plurality of blowing stations, each comprising blow mold carrier parts to hold blow mold parts, wherein at least one of these blow mold carrier parts is mobile in relation to the other blow mold carrier part, and wherein the blowing stations each comprise a carrier element to carry at least one blow mold carrier part. The device includes a clean room within which the plastic preforms can be expanded into plastic containers. The blow mold carrier parts together with the carrier element form a unit which can be demounted as a whole from the carrier.

Blowing machine with demountable blowing stations

A device for transforming plastics preforms into containers includes at least one blow mold for receiving the plastics preforms. The blow mold has two mold parts, which can be pivoted with respect to each other about a connecting axis, with at least one locking element, which is arranged on one of the mold parts and interacts with at least one counter element arranged on the other mold part, in order to lock the two mold parts with respect to each other. The counter element is arranged about an axis arranged substantially parallel to the connecting axis and can be turned between a locking position, and an unlocking position. The device has an actuating element for turning the counter element, having a drive element which interacts with the counter element to actuate it.

Blow mould

A device for blow molding plastic containers includes an openable and closable blow mold for the conversion of tempered plastic preforms, whereby an inner blow pressure is applied to the plastic containers. The blow mold contains at least two shell like blow mold pieces that are arranged interchangeably at a blow mold carrier and that each contains cooling fluid pipes as conducts for a cooling fluid extending therein to temper the blow mold during and/or after blow molding of the plastic containers. The cooling fluid pipes in the blow mold are connected to a central cooling fluid supply. A coupling module that is associated with the blow mold carrier is arranged between the central cooling fluid supply and the cooling fluid pipes extending in the blow mold pieces. The coupling module and the blow mold carrier are associated spatially and/or structurally.

Device and method for blow molding plastic containers

Growing community of inventors

Eilsbrunn, Germany

Thomas Philipp