JP6293280B2 - 少なくとも部分的に無菌の容器をブロー成形で製造するための方法および装置 - Google Patents
少なくとも部分的に無菌の容器をブロー成形で製造するための方法および装置 Download PDFInfo
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
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Description
さらに、本発明は、パリソンを温度調整するための加熱機構と、前記パリソンを容器にブロー成形するための少なくとも1つのブローステーションとを有する、少なくとも部分的に無菌のブロー成形容器を製造するための装置であって、前記ブローステーションが延伸棒を有し、前記ブローステーション内に殺菌機構が配置されている前記装置にも関する。
本発明の他の課題は、わずかなコストで効果的な殺菌性が保証されるように、冒頭で述べた種類の装置を構成することである。
Claims (28)
- 少なくとも部分的に無菌のブロー成形容器(2)をブロー成形機内で製造するための方法であって、熱可塑性材料から成るパリソン(1)を、まず加熱し、次にブローステーション(3)内で延伸棒(11)によって延伸させ、ブローノズル(10)を介して加圧流体を作用させ、前記ブローステーション(3)内に殺菌機構を配置するようにした前記方法において、
前記殺菌機構が、殺菌性放射線を前記延伸棒(11)および/または前記ブローノズル(10)に対し放射する少なくとも1つの放射源を有していること、
放射源を前記ブローステーション(3)に対し位置固定して配置し、放射線を、前記ブローノズル(10)の前記パリソン(1)側および/または前記パリソン(1)の口領域(21)に対し放射させること、
を特徴とする方法。 - ブロー成形プロセスの間、および/または、前記ブロー成形機のインライン作動の間、および/または、前記ブロー成形機のシーケンシャルスタートの間に、前記殺菌性放射線を放射させることを特徴とする、請求項1に記載の方法。
- 前記放射源が紫外線放射源であり、紫外線を放射することを特徴とする、請求項1または2に記載の方法。
- 前記延伸棒(11)が、紫外線を伝導する材料から形成され、紫外線が前記延伸棒(11)内へ放射されて前記延伸棒(11)によって前記パリソン(1)まで誘導され、そしてパリソン内壁に対し放射されることを特徴とする、請求項3に記載の方法。
- 前記紫外線を伝導する材料が石英ガラスであることを特徴とする、請求項4に記載の方法。
- 前記延伸棒(11)が少なくとも1つの内側通路を有し、イオン化空気および/または化学殺菌剤を、前記内側通路を通じて前記パリソン(1)内へ導入し、および/または、前記パリソン(1)から排出させることを特徴とする、請求項1から5までのいずれか一つに記載の方法。
- 放射源を前記ブローステーション(3)に対し高さを固定して配置し、前記延伸棒(11)および/または前記ブローノズル(10)をその高さ方向位置決め運動の際に前記放射源のそばを通過させることを特徴とする、請求項1から6までのいずれか一つに記載の方法。
- 複数のブローステーション(3)を回転するブローホイール(25)に配置し、各ブローステーション(3)が一緒に回転する殺菌機構を有していることを特徴とする、請求項6または7に記載の方法。
- 放射源をブローノズル(10)に配置し、放射線を前記延伸棒(11)、および/または、前記パリソン(1)と接触するブローノズル領域に対し放射することを特徴とする、請求項1から8までのいずれか一つに記載の方法。
- 前記放射源が中心対称に形成され、被殺菌領域をリング状に取り囲んで前記殺菌性放射線をリング内部に放射することを特徴とする、請求項1から9までのいずれか一つに記載の方法。
- 前記放射源がリング状に形成されていることを特徴とする、請求項10に記載の方法。
- 前記ブローノズル(10)のまわりに殺菌ガスを放出させて、殺菌空気カーテンを形成させることを特徴とする、請求項1から11までのいずれか一つに記載の方法。
- 前記ブローノズル(10)に沿っておよび/または前記ブローノズル(10)を起点にして前記パリソン(1)の方向に殺菌ガスを放出させることを特徴とする、請求項12に記載の方法。
- 殺菌ガスを層状に流動するように放出させることを特徴とする、請求項12または13に記載の方法。
- 熱可塑性材料から成るパリソン(1)を温度調整するための加熱機構(24)と、前記パリソン(1)を容器(2)にブロー成形するための少なくとも1つのブローステーション(3)とを有する、少なくとも部分的に無菌のブロー成形容器(2)を製造するための装置であって、前記ブローステーション(3)が、前記パリソン(1)を延伸するための延伸棒(11)と、前記パリソン(1)に加圧流体を作用させるためのブローノズル(10)とを有し、前記ブローステーション内に殺菌機構が配置されている前記装置において、
前記殺菌機構が、殺菌性放射線を前記延伸棒(11)および/または前記ブローノズル(10)に対し放射する少なくとも1つの放射源を有していること、
前記ブローノズル(10)の前記パリソン(1)側に対し、および/または、前記パリソン(1)の口領域(21)に対し放射線を放射するように、放射源が前記ブローステーション(3)に対し位置固定して配置されていること、
を特徴とする装置。 - ブロー成形プロセスの間および/または前記装置のインライン作動の間および/または前記装置のシーケンシャルスタートの間に殺菌性放射線を放射するために前記殺菌機構が制御可能であることを特徴とする、請求項15に記載の装置。
- 前記放射源が紫外線を放射する紫外線放射源として形成されていることを特徴とする、請求項15または16に記載の装置。
- 前記延伸棒(11)が紫外線を伝導する材料から形成されていることを特徴とする、請求項17に記載の装置。
- 前記紫外線を伝導する材料が石英ガラスであることを特徴とする、請求項18に記載の装置。
- 前記延伸棒(11)が少なくとも1つの内側通路を有し、該内側通路が、イオン化空気のための供給源またはシンクと、および/または、化学殺菌剤のための供給源またはシンクと、弁を介して結合されていることで、イオン化空気および/または化学殺菌剤を、前記内側通路を通じて前記パリソン(1)内へ送入し、および/または、前記パリソン(1)から送出するようにしたことを特徴とする、請求項15から19までのいずれか一つに記載の装置。
- 前記延伸棒(11)および/または前記ブローノズル(10)がその高さ方向位置決め運動の際にそばを移動するように、放射源が前記ブローステーション(3)に対し高さ方向に固定して配置されていることを特徴とする、請求項15から20までのいずれか一つに記載の装置。
- 複数のブローステーション(3)が回転するブローホイール(25)に配置され、各ブローステーション(3)が一緒に回転する殺菌機構を有していることを特徴とする、請求項20または21に記載の装置。
- 放射線を前記延伸棒(11)、および/または、前記パリソン(1)の口領域(21)、前記パリソン(1)と接触するブローノズル領域に対し放射するように放射源がブローノズル(10)に配置されていることを特徴とする、請求項15から22までのいずれか一つに記載の装置。
- 前記放射源が中心対称に形成され、被殺菌領域をリング状に取り囲んで前記殺菌性放射線をリング内部に放射することを特徴とする、請求項15から23までのいずれか一つに記載の装置。
- 前記放射源がリング状に形成されていることを特徴とする、請求項24に記載の装置。
- 前記装置が、前記ブローステーションの領域に、殺菌空気を供給される殺菌空気排出部を有し、該殺菌空気排出部は、殺菌空気が、前記ブローノズル(10)のまわりに放出されて殺菌空気カーテンを形成するように、配置され、構成されていることを特徴とする、請求項15から25までのいずれか一つに記載の装置。
- 前記殺菌空気が、前記ブローノズル(10)に沿って、および/または前記ブローノズル(10)を起点にして前記パリソン(1)の方向に放出されることを特徴とする、請求項26に記載の装置。
- 前記殺菌空気が層状に流動するように放出されることを特徴とする、請求項26または27に記載の装置。
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