JP6975829B2 - プリフォームに最適なネック部輪郭を作成するための方法及び装置 - Google Patents
プリフォームに最適なネック部輪郭を作成するための方法及び装置 Download PDFInfo
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29C2045/7214—Preform carriers for cooling preforms
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- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
- B29C2049/023—Combined blow-moulding and manufacture of the preform or the parison using inherent heat of the preform, i.e. 1 step blow moulding
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- B29C2949/00—Indexing scheme relating to blow-moulding
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- B29C2949/0715—Preforms or parisons characterised by their configuration the preform having one end closed
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- B29C2949/00—Indexing scheme relating to blow-moulding
- B29C2949/07—Preforms or parisons characterised by their configuration
- B29C2949/072—Preforms or parisons characterised by their configuration having variable wall thickness
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C2949/00—Indexing scheme relating to blow-moulding
- B29C2949/07—Preforms or parisons characterised by their configuration
- B29C2949/074—Preforms or parisons characterised by their configuration having ribs or protrusions
- B29C2949/0745—Preforms or parisons characterised by their configuration having ribs or protrusions at flange portion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C2949/00—Indexing scheme relating to blow-moulding
- B29C2949/20—Preforms or parisons whereby a specific part is made of only one component, e.g. only one layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C2949/00—Indexing scheme relating to blow-moulding
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- 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
- B29C2949/00—Indexing scheme relating to blow-moulding
- B29C2949/20—Preforms or parisons whereby a specific part is made of only one component, e.g. only one layer
- B29C2949/26—Preforms or parisons whereby a specific part is made of only one component, e.g. only one layer at body portion
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- 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
- B29C2949/00—Indexing scheme relating to blow-moulding
- B29C2949/20—Preforms or parisons whereby a specific part is made of only one component, e.g. only one layer
- B29C2949/28—Preforms or parisons whereby a specific part is made of only one component, e.g. only one layer at bottom portion
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- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0081—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor of objects with parts connected by a thin section, e.g. hinge, tear line
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- 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
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- 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
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- 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
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- B29C49/4242—Means for deforming the parison prior to the blowing operation
- B29C49/42421—Means for deforming the parison prior to the blowing operation before laying into the mould
- B29C49/42422—Means for deforming the parison prior to the blowing operation before laying into the mould by the preform transporting means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B—PERFORMING OPERATIONS; TRANSPORTING
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Description
2 搬送リングの下方に最適化された薄壁のネック部領域であって、少なくとも2つの軸方向に支持されたウェブを有しているネック部領域を備えた、プリフォーム
3 プリフォームの搬送リング
4 支持ボルト
5 型押し部材
6 背圧バネ
7 鐘状の押し込み部材
8 冷却スリーブ
9 ネック部/搬送リング下の減少された壁厚
10 押圧バネ
11 ボトム支持部
12 射出成形のための通常の壁厚
13 押圧部材(スライダー)
14 流路/ウェブ
15 プリフォームネック部/ねじ部領域
16 プリフォームシャフト
17 成形機(型器具)
18 取り出しアーム(取り出し把持部)
Claims (4)
- 後続の簡潔化されたブロープロセスのために、ねじ部領域或いは搬送リング(3)の下方に改良されたネック部形状を備えたプリフォーム(2)を製造するための方法にして、少なくとも1つの熱可塑性材料からなる完成まで製造された前記プリフォーム(2)が、ねじ部下方のネック部領域において、ねじ部のねじ山の壁厚よりも、薄い壁厚を有しており、また、前記プリフォーム(2)がブロー成形された容器へ変形するために備えられている方法にして、
前記プリフォーム(2)が射出成形されているが、薄壁領域に関わらず保持圧力は増加された壁厚を有している少なくとも2つの流路(14)を用いて維持され得て、
少なくとも2つの流路(14)が記載のプリフォーム領域の周囲に作成される方法において、
射出成形技術を用いてプリフォームを生産可能とするために、成形機(17)は以下のように構成されること、すなわち、プリフォームネック部(15)の下方の薄い壁部(9)に渡って、2つ又は3つの十分な幅の流路(14)が設けられ、当該流路(14)がネック部領域(15)の保持圧力の維持を保障するように、構成されること、
を特徴とする方法。 - 請求項1に記載の方法において、
当該方法により、全ての前記プリフォーム(2)が、それらの製造時にネック部下方の薄壁領域に、少なくとも2つのウェブ或いは流路(14)を有していること、
を特徴とする方法。 - 請求項1又は2に記載の方法において、
前記流路(14)が射出成形処理のために、保持圧力を維持するため前記プリフォーム(2)の前記熱可塑性材料が前記流路(14)内では、プリフォームネック部内の前記熱可塑性材料よりも早くは硬化しないように、構成されていること、
を特徴とする方法。 - ネック部の下方にブロープロセスにとって最適な形状を有しているプリフォーム(2)を製造するための装置にして、完成まで製造された前記プリフォーム(2)が、ねじ部の下方の領域において、ねじ部のねじ山の壁厚よりも、薄い壁厚を有している装置であって、
圧力下で可塑性の塊りを閉じられた成形機のキャビティ内へ注入するために、射出成形装置がこの合成物質原材料を可塑化させること、1個取り又は複数個取りの成形キャビティを備える成形機が、これらのプリフォーム(2)の完成までの形状付与を担い、その際当該成形機が、減少した壁厚に関わらずネック部での保持圧力の要求を保障するために、流路(14)を使用可能であり、
少なくとも2つの流路(14)が記載のプリフォーム領域の周囲に作成されている装置において、
射出成形技術を用いてプリフォームを生産可能とするために、成形機(17)は以下のように構成されること、すなわち、プリフォームネック部(15)の下方の薄い壁部(9)に渡って、2つ又は3つの十分な幅の流路(14)が設けられ、当該流路(14)がネック部領域(15)の保持圧力の維持を保障するように、構成されること、
を特徴とする装置。
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DE102014014144.6A DE102014014144A1 (de) | 2014-09-22 | 2014-09-22 | Verfahren und Vorrichtung zur Herstellung einer optimierten Halskontur an Preformen |
JP2017534878A JP2017533132A (ja) | 2014-09-22 | 2015-09-21 | プリフォームに最適なネック部輪郭を作成するための方法及び装置 |
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JPS5953860B2 (ja) * | 1977-11-14 | 1984-12-27 | 株式会社吉野工業所 | 2軸延伸ブロ−成形壜体用ピ−スの成形方法 |
JPS5836121U (ja) * | 1981-09-02 | 1983-03-09 | 株式会社吉野工業所 | 2軸延伸ブロ−成形壜体成形用1次成形品 |
JPS58209533A (ja) * | 1982-05-31 | 1983-12-06 | Lion Corp | 二軸延伸された合成樹脂製滴下容器の成形法 |
US4649068A (en) | 1985-04-22 | 1987-03-10 | Continental Pet Technologies, Inc. | Preform for use in blow molding a container subjected to hot filling and closed by a rotatable closure, and method of an apparatus for making the same |
US5688570A (en) | 1995-10-13 | 1997-11-18 | Crown Cork & Seal Company, Inc. | Method and apparatus for forming a multi-layer preform |
JP4065091B2 (ja) * | 1999-10-08 | 2008-03-19 | 大成化工株式会社 | 積層剥離容器の製造方法、積層剥離容器のブロー成形用パリソンの製造装置、及び、積層射出成形体の外層のみに孔を形成する方法 |
EP1180424B1 (en) * | 1999-10-08 | 2004-04-21 | Taisei Kako Co., Ltd. | Method of producing laminated bottles having peelable inner layer |
ITPN20000006A1 (it) * | 2000-01-26 | 2001-07-26 | Sipa Spa | Impianto a torre rotante su asse orizzontale per la movimentazione dipreforme |
US6737007B2 (en) * | 2002-09-19 | 2004-05-18 | Husky Injection Molding Systems, Ltd | Cooling tube with porous insert |
US6811845B2 (en) * | 2003-02-26 | 2004-11-02 | Continental Pet Technologies, Inc. | Container preform assembly and method of manufacture |
ITRM20030460A1 (it) * | 2003-10-07 | 2005-04-08 | Sipa Societa Industrializzazione P Rogettazione A | Dispositivo e processo di iniezione di oggetti in materia plastica. |
FR2898294A1 (fr) * | 2006-03-08 | 2007-09-14 | Eaux Minerales D Evian Saeme S | Dispositif d'injection/soufflage pour la fabrication d'un corps creux et procede |
NL2003132C2 (en) * | 2009-07-03 | 2011-01-04 | Heineken Supply Chain Bv | Container, preform assembly and method and apparatus for forming containers. |
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CN107000262B (zh) | 2022-07-19 |
US20190308349A1 (en) | 2019-10-10 |
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CA2961964A1 (en) | 2016-03-31 |
BR112017005298B1 (pt) | 2022-03-22 |
KR20170077114A (ko) | 2017-07-05 |
EP3197655B1 (de) | 2020-08-26 |
US11325288B2 (en) | 2022-05-10 |
BR112017005298A2 (pt) | 2017-12-12 |
CN107000262A (zh) | 2017-08-01 |
JP2020179679A (ja) | 2020-11-05 |
CA2961964C (en) | 2023-08-22 |
ES2830389T3 (es) | 2021-06-03 |
RU2721113C2 (ru) | 2020-05-15 |
EP3197655A1 (de) | 2017-08-02 |
WO2016045654A1 (de) | 2016-03-31 |
DE102014014144A1 (de) | 2016-03-24 |
DE112015004309A5 (de) | 2017-10-19 |
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