Sterilizable blowing air paths and stretching rod of a blow moulding machine

    公开(公告)号:US11685099B2

    公开(公告)日:2023-06-27

    申请号:US17050804

    申请日:2019-04-25

    申请人: KRONES AG

    IPC分类号: B29C49/46 B29C49/12

    摘要: Apparatus for forming plastic preforms into plastic containers includes a transport device for transporting the plastic preforms, wherein the transport device has a movable carrier on which a plurality of forming stations are arranged, wherein the forming stations each form a cavity having forming moulds configured to receive plastic preforms which are formable into plastic containers within this cavity when acted upon by a flowable medium and expanded. The forming stations further includes an applicator which acts upon the plastic preforms with the flowable medium, and at least one connecting line configured to guide the flowable medium to the applicator. The apparatus also has a sterilization device, whereby at least a section of this connecting line can be at least temporarily pressurized with a sterilization medium.

    APPARATUS AND METHOD FOR TREATING PLASTIC PREFORMS

    公开(公告)号:US20220063170A1

    公开(公告)日:2022-03-03

    申请号:US17408822

    申请日:2021-08-23

    申请人: KRONES AG

    IPC分类号: B29C49/42 B29C49/64

    摘要: Provided is a method for treating plastic preforms, wherein the plastic preforms are transported in a row by a feed transport device and are separated by a separating device, wherein the separating device has a carrier which is rotatable with respect to a predetermined axis of rotation and has on its outer circumference a plurality of recesses for receiving the plastic preforms in a takeover area and which are equidistant from one another in a circumferential direction of the carrier, wherein the separating device transporting the plastic preforms separately along a predetermined transport path section, and wherein the separating device transferring the plastic preforms in a transfer area to a further transport device which transports the plastic preforms further at a predetermined transport speed. During a start-up process, the separating device increases a transport speed at which it conveys the plastic preforms from the takeover area to the transfer area.

    Transforming station for transforming plastic parisons with shell-free mounting of the blow mould

    公开(公告)号:US11213993B2

    公开(公告)日:2022-01-04

    申请号:US16605265

    申请日:2018-04-25

    申请人: KRONES AG

    IPC分类号: B29C49/48 B29L31/00

    摘要: A reshaping station for reshaping plastic preforms into plastic containers, wherein the reshaping station includes a blow mold for reshaping plastic preforms into plastic containers, the blow mold having a base part, a first lateral part, and a second lateral part is provided. In the assembled state of the blow mold, the base part together with the lateral parts forms a cavity within which the plastic preforms can be expanded in order to form the plastic containers. The reshaping station also includes a support device for supporting the blow mold, and the support device has a first lateral part support and a second lateral part support, the first lateral part being arranged on the first lateral part support and the second lateral part being arranged on the second lateral part support. Also disclosed is a transforming station for transforming plastic parsons into plastic containers.

    APPARATUS AND METHOD FOR TREATING PLASTIC PREFORMS WITH INTEGRATED PREFORM FEED

    公开(公告)号:US20210283821A1

    公开(公告)日:2021-09-16

    申请号:US17106426

    申请日:2020-11-30

    申请人: KRONES AG

    发明人: Florian Geltinger

    IPC分类号: B29C49/38 B29C49/64 B29C49/42

    摘要: Apparatus (1) for treating plastic preforms (10) with a preform sorting device (2) comprising a sorting device (3) and a damming device (5) which transports the plastic preforms (10) along a first rectilinear transport path (T1), wherein the sorting device (3) is suitable and intended to bring the plastic preforms (10) into a predetermined orientation and the damming device (5) is suitable and intended to feed the plastic preforms (10) in an ordered manner to a heating device (12) arranged downstream of the preform sorting device (2), which heats the plastic preforms (10) to a temperature necessary for blow moulding, wherein the heating device (12) transports the plastic preforms (10) along a substantially second rectilinear transport path (T2) and a plurality of stationary arranged heating elements (14) are arranged along the second rectilinear transport path (T2). According to the invention, the preforms sorting device (2) and the heating device (12) are arranged on a common carrier (9).

    APPARATUS AND METHOD FOR COUPLING AND UNCOUPLING MEDIA COUPLINGS ON THE BASE MOULD

    公开(公告)号:US20200238593A1

    公开(公告)日:2020-07-30

    申请号:US16635037

    申请日:2018-08-02

    申请人: KRONES AG

    IPC分类号: B29C49/48 B29C49/36 B29C49/46

    摘要: Apparatus (1) for reshaping plastic preforms (10) into plastic containers (20) has a blow moulding device (14) which has at least two side parts (14a, 14b) and a base mould (14c) which form a hollow space inside which the plastic preforms (10) are reshaped into the plastic containers (20), wherein the apparatus has a changing device (40) which is suitable and intended either to remove the complete blow moulding device (14) or only parts (14a, 14b, 14c) of the blow moulding device (14) from the blow mould supports (16) thereof and/or to arrange them on the blow mould supports (16), wherein the base mould (14c) is arranged on a base mounting (19), and in a changing mode, through a lifting movement (H) and in particular a lifting and/or lowering of the base mounting (19), the base mould (14c) can be connected to the base mounting (19) or can be disconnected from the base mounting (19), and between the base mounting (19) and the base mould (14c) at least one first disconnectable media connection (21) is provided, by means of which a flowable medium can be supplied to the base mould (14c) and/or by means of which the flowable medium can be discharged from the base mould (14c). According to the invention the media connection (21) between the base mounting (19) and the base mould (14c) can also be made and/or can be broken by the lifting and/or lowering of the base mounting (19).

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

    公开(公告)号:US10265905B2

    公开(公告)日:2019-04-23

    申请号:US15599308

    申请日:2017-05-18

    申请人: KRONES AG

    摘要: 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.

    CHANGING BLOW MOULDS IN BLOW-MOULDING MACHINES

    公开(公告)号:US20180281265A1

    公开(公告)日:2018-10-04

    申请号:US15753857

    申请日:2016-12-19

    申请人: KRONES AG

    发明人: Florian Geltinger

    摘要: A method for operating a forming device for forming plastic preforms into plastic containers, wherein in a working mode of the apparatus, the plastic preforms are transported by means of a plurality of forming stations along a predefined transport path, and by loading with a fluid medium are expanded into plastic containers, wherein to expand the plastic preforms, blow-moulding devices are used, inside which the plastic preforms are expanded into plastic containers, wherein in a change mode, at least one of the blow-moulding devices is removed from the apparatus and/or one of the blow-moulding devices is arranged on a blow-mould carrier of the apparatus, wherein to change the blow-moulding devices, a change device is used which has a gripper device for gripping the blow-moulding device. According to the invention, in a working mode, the forming device is operated in a first protected area which is not accessible to a machine operator, and the change device is arranged at least partially in a second protected area which is accessible for the machine operator for at least part of the time in working mode, wherein a connection can be created between the first protected area and the second protected area.