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Device and method for cleaning gas in a blow molding machine

A blow molding machine and equipment technology, which is applied in the field of gas in the blow molding machine, can solve the problems of microbial impurities, contamination of blow molding molds, etc.

Active Publication Date: 2016-02-10
KRONES AG
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] However, recycling the medium used for air impingement of the plastic pre-forms is risky, as impurities, for example, can be carried over by the medium from the pre-forms and thus possibly contaminate multiple blow moulds
This is especially crucial for blow molding machines with high hygiene standards, where microbiological impurities are especially dangerous, because harmful microorganisms that form germs can in this way penetrate into the large number of plastic bottles and thus enter these molded parts. Products filled in plastic containers

Method used

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  • Device and method for cleaning gas in a blow molding machine
  • Device and method for cleaning gas in a blow molding machine
  • Device and method for cleaning gas in a blow molding machine

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Embodiment Construction

[0102] The preferred embodiments of the present invention are given below in conjunction with the accompanying drawings to describe the technical solution of the present invention in detail.

[0103] figure 1 is a schematic diagram of a prior art system for producing plastic containers. The system 50 has a heating device 30 in which the plastic pre-forms 10 are heated. At this point, the plastics material pre-forms 10 are conveyed past the heating device 30 by means of a conveying device 34 , here an endless chain, and heated by a plurality of heating elements 31 . The heating device 30 is followed by a transfer unit 36 ​​which transfers the plastics material pre-forms 10 to a sterilization device 32 . In this case, the sterilizing device 32 also has a transfer wheel 37 , on which a plurality of sterilizing elements can be arranged or can even be arranged in a fixed manner. In this area, for example, hydrogen peroxide gas can be used, or, as mentioned above, sterilization c...

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Abstract

The invention discloses a device (401) for cleaning air in a blow molding machine which forms plastic preforms into plastic containers. The present invention arranges at least one gas treatment device (416) on at least one gas pipeline (402, 402a, 402b), which is a gas supply pipeline (402a) or a gas discharge pipeline of a blow molding station (8) (402b), the gas treatment device (416) capable of filtering gas in a sterile manner and / or capable of reducing the mass of oxidizing disinfectants / bactericides contained in the gas flowing through and / or flowing through.

Description

technical field [0001] The present invention relates to an apparatus and method for cleaning gases in a blow molding machine for forming plastic preforms into plastic containers. Background technique [0002] Blow molding machines for forming plastic preforms into plastic containers are already known in the prior art. Usually this type of equipment has a plurality of blow moulds, each of which forms a cavity in which the plastic preform can form a container, in which the preform made of plastic is made The molded part (plastic preform) expands to form a plastic container. In order to expand the plastics material pre-forms, the device has a pressure booster which blows the plastics material pre-forms with air by means of a medium, for example compressed air. Thus, the plastic pre-form is stretched both radially and axially and bears against an inner wall of the blow mold adjoining the cavity. To support the stretching of the plastic container in the axial direction, the bl...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B29C49/42B01D46/00
CPCA61L9/04A61L2209/14A61L2209/211B01D46/0012B01D53/8671B01D2257/91B01D2279/65B29C49/4284B29C2049/4697B29C49/06B29C49/12B29C49/36B29C49/46B29C2049/4635A61L9/16Y02P70/10B01D46/58B01D46/62B29C2949/0715
Inventor 奥利弗·马丁尼于尔根·泽尔纳乌尔里希·拉佩米夏埃尔·达门爱德华·汉德舒米夏埃尔·诺伊鲍尔
Owner KRONES AG
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