JP4358715B2 - 成形製品の冷却システムおよび冷却方法、冷却ピン - Google Patents
成形製品の冷却システムおよび冷却方法、冷却ピン Download PDFInfo
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- B29C2949/00—Indexing scheme relating to blow-moulding
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- 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
- B29C2949/30—Preforms or parisons made of several components
- B29C2949/3008—Preforms or parisons made of several components at neck 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
- B29C2949/30—Preforms or parisons made of several components
- B29C2949/3012—Preforms or parisons made of several components at flange 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
- B29C2949/30—Preforms or parisons made of several components
- B29C2949/3016—Preforms or parisons made of several components at body 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
- B29C2949/00—Indexing scheme relating to blow-moulding
- B29C2949/30—Preforms or parisons made of several components
- B29C2949/302—Preforms or parisons made of several components at bottom 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
- B29C2949/30—Preforms or parisons made of several components
- B29C2949/3024—Preforms or parisons made of several components characterised by the number of components or by the manufacturing technique
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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
- B29C2949/30—Preforms or parisons made of several components
- B29C2949/3024—Preforms or parisons made of several components characterised by the number of components or by the manufacturing technique
- B29C2949/3026—Preforms or parisons made of several components characterised by the number of components or by the manufacturing technique having two or more components
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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
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- B29C2949/3032—Preforms or parisons made of several components having components being injected
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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
- B29C2949/30—Preforms or parisons made of several components
- B29C2949/3032—Preforms or parisons made of several components having components being injected
- B29C2949/3034—Preforms or parisons made of several components having components being injected having two or more components being injected
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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
- B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
- B29C49/06—Injection 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
- 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
- B29C49/64—Heating or cooling preforms, parisons or blown articles
- B29C49/6409—Thermal conditioning of preforms
- B29C49/6427—Cooling of preforms
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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
- B29C49/64—Heating or cooling preforms, parisons or blown articles
- B29C49/6409—Thermal conditioning of preforms
- B29C49/6427—Cooling of preforms
- B29C49/643—Cooling of preforms from the inside
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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
- B29C49/64—Heating or cooling preforms, parisons or blown articles
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- 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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- 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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- B29C49/6409—Thermal conditioning of preforms
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Description
本発明の別の目的は、品質の改善されたプリフォームを製造する上記の方法および装置を提供することである。
本発明のさらに別の目的は、全体のサイクル時間を短縮する上記の方法および装置を提供することである。
上記の目的は、本発明の装置および方法により達成される。
Claims (5)
- 成形製品の内表面を冷却するための冷却ピン(74,174)であり、
外表面を有し且つ、使用の際には、ガス状の冷却流体の供給源に接続可能な第1の端部を有する内部チャネル(90)を含む本体部分(224)を有してなり、前記内部チャネル(90)は、使用の際には、ガス状の冷却流体が送り出される出口ノズル(92)において終端する第2の端部を有しなり、および
前記冷却ピンに沿っており且つ前記出口ノズル(92)から外れた位置において、前記外表面の外形が変化しており、このため、使用の際に、前記冷却ピン(74,174)が挿入される成形製品の内表面からの前記外表面の距離間隔が、使用の際に、変化する冷却ピンにおいて、
前記冷却ピン(74,174)が、
前記距離間隔の変化が前記外表面から外側に突出した複数のリブ(86)または接触要素(88)により実現され、前記リブ(86)または前記接触要素(88)は前記外表面の周囲に放射状に延在している、ことを特徴とする冷却ピン。 - 成形製品を冷却するためのシステムであって、
少なくとも1つの成形製品を金型(16)から取り出すため及び前記少なくとも1つの成形製品を冷却位置まで移送するためのキャリア(60)を有してなり、前記成型品は内表面(226,228)を有しており、
少なくとも1つの冷却ピン(74,174)が取り付けられたフレーム(98)を有しており、前記冷却ピンは外表面と、使用の際において、ガス状の冷却流体の供給源に接続可能な第1の端部を有する内部チャネル(90)とを備えた本体部分(224)を有してなり、前記内部チャネル(90)は、使用の際には、ガス状の冷却流体が送り出される出口ノズル(92)において終端する第2の端部を有し、前記フレームが前記キャリアに対して前記キャリアまで移動し、これにより前記少なくとも1つの冷却ピン(74,174)が前記少なくとも1つの成形製品の内部に挿入されるシステムにおいて、
前記少なくとも1つの冷却ピン(74,174)が前記外表面から外側に突出した複数のリブ(86)または接触要素(88)を有し、前記離間されたリブ(86)または接触要素(88)が前記外表面の周囲で放射状に延在しており、外側に突出したリブ(86)または接触要素(88)が、使用の際に、前記成形製品の前記内表面までの距離間隔の大きさを制限するために配置されている、ことを特徴とするシステム。 - 相対的に高い温度の第1の領域(22)と相対的に低い温度の隣接した領域とを有する成形製品(48)の冷却方法であり、前記成形製品は内表面を有しており、
各半金型(16,18,32,36)から構成される金型から成形製品(48)を取り出す工程を有し、前記成形製品(48)が一定の量の熱を保持する間に前記成形製品がアーム・ツールの端部(60)のホルダ(62)内に移動され、前記アーム・ツールの端部は、半金型(16,18,32,36)の間であって前記ホルダ(62)が成形製品(48)を受容する第1の位置と、金型(16,18,32,36)の外側である第2の位置との間で作動し、
各半金型(16,18,32,36)の間から前記第2の位置に前記アーム・ツールの端部を退出させる工程を有し、
前記アーム・ツール(60)の前記第2の位置への退出の直後に、前記ホルダ内に前記成形製品を保持したままで冷却ピン(74,174)の先端部を前記成形製品(48)内に挿入する工程を有してなり、前記冷却ピンは外表面を備えた本体部分(224)を有し、前記本体部分に沿って複数のリブ(86)または接触要素(88)が前記外表面から外側に突出しており、前記リブ(86)または接触要素(88)は前記外表面の周囲で放射状に延在しており、これにより、前記冷却ピンを前記成形製品内に挿入した際において、前記成形製品の前記内表面に対する前記冷却ピンの距離間隔が前記リブ(86)または接触要素(88)の物理的な寸法に応じて減じられ、
前記冷却ピンおよび前記成形製品についての解放系を形成する工程を有してなり、前記解放系は前記成形製品(48)から雰囲気環境に冷却流体を排出することを可能にする通路を有しており、前記解放系は前記冷却ピンの外面領域と前記外面領域に隣接した前記成形製品(48)の開口端との間に空間を画定するように前記冷却ピンを前記成形製品(48)の開口端に対して位置決めすることで形成され、前記空間により前記通路が定められ、
冷却流体を前記冷却ピンの内部チャネル(90)に沿って送り込む工程を有してなり、前記内部チャネルは、前記成形製品(48)内に挿入された際に、前記第1の領域(22)から離間した先端部(92)で終わっており、少なくとも前記第1の領域(22)内における冷却を強めるために前記冷却流体は前記先端部(92)から主に前記第1の領域の方向に放出され、これにより前記冷却流体が前記成形製品(48)の内部から流れることおよび前記通路を経て雰囲気環境内に排出されることが可能になり且つ前記成形製品内に配置されたときに、前記内部チャネルと前記先端部とは協働して前記第1の領域上に前記冷却流体を集中させ、および、複数のリブ(86)または接触要素(88)が前記外表面から外側に突出しており、これにより使用の際において、前記冷却流体が前記冷却ピンの前記本体部分に沿って流れる際に冷却流体の流れを前記成形製品の前記内表面に近接させることが維持される、ことを特徴とする冷却方法。 - 前記先端部が、拡散された冷却流体の流れを前記先端部から生成するように形成されている、請求項3記載の成形製品の冷却方法。
- 前記冷却ピンの先端部が、冷媒がプリフォームの内側ドーム部に到達し且つこれを冷却することが可能な深さまで、プリフォーム内に導入されている、請求項3または4記載の成形製品の冷却方法。
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JP2004276515A Expired - Fee Related JP4358715B2 (ja) | 1998-03-31 | 2004-09-24 | 成形製品の冷却システムおよび冷却方法、冷却ピン |
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KR (2) | KR100386415B1 (ja) |
CN (3) | CN1275759C (ja) |
AU (1) | AU746598C (ja) |
BR (1) | BR9815798A (ja) |
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HK (2) | HK1036031A1 (ja) |
IL (1) | IL138727A (ja) |
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KR100386415B1 (ko) | 2003-06-02 |
CN1294546A (zh) | 2001-05-09 |
KR20030031514A (ko) | 2003-04-21 |
JP3665568B2 (ja) | 2005-06-29 |
JP2002509817A (ja) | 2002-04-02 |
AU746598B2 (en) | 2002-05-02 |
HK1052156A1 (en) | 2003-09-05 |
WO1999050039A1 (en) | 1999-10-07 |
KR20010042339A (ko) | 2001-05-25 |
JP2005067206A (ja) | 2005-03-17 |
RU2189313C2 (ru) | 2002-09-20 |
CN1817606A (zh) | 2006-08-16 |
CN1375390A (zh) | 2002-10-23 |
IL138727A0 (en) | 2001-10-31 |
HK1036031A1 (en) | 2001-12-21 |
CN1231340C (zh) | 2005-12-14 |
AU8575698A (en) | 1999-10-18 |
CN1817606B (zh) | 2011-02-09 |
AU746598C (en) | 2003-05-08 |
IL138727A (en) | 2005-05-17 |
CN1275759C (zh) | 2006-09-20 |
CA2326449A1 (en) | 1999-10-07 |
BR9815798A (pt) | 2002-07-23 |
CA2326449C (en) | 2007-10-02 |
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