WO2022107788A1 - 樹脂製容器の製造方法および製造装置 - Google Patents

樹脂製容器の製造方法および製造装置 Download PDF

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Publication number
WO2022107788A1
WO2022107788A1 PCT/JP2021/042155 JP2021042155W WO2022107788A1 WO 2022107788 A1 WO2022107788 A1 WO 2022107788A1 JP 2021042155 W JP2021042155 W JP 2021042155W WO 2022107788 A1 WO2022107788 A1 WO 2022107788A1
Authority
WO
WIPO (PCT)
Prior art keywords
preform
injection
temperature
resin
mold
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2021/042155
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
智一 小宮山
淳 長崎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nissei ASB Machine Co Ltd
Original Assignee
Nissei ASB Machine Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nissei ASB Machine Co Ltd filed Critical Nissei ASB Machine Co Ltd
Priority to EP21894662.2A priority Critical patent/EP4249210B1/en
Priority to JP2022563787A priority patent/JP7673093B2/ja
Priority to CN202180090440.9A priority patent/CN116761708B/zh
Priority to US18/037,145 priority patent/US12583169B2/en
Publication of WO2022107788A1 publication Critical patent/WO2022107788A1/ja
Anticipated expiration legal-status Critical
Priority to JP2025071140A priority patent/JP2025100849A/ja
Ceased legal-status Critical Current

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Classifications

    • 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
    • B29C49/071—Preforms or parisons characterised by their configuration, e.g. geometry, dimensions or physical properties
    • 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
    • B29C49/061—Injection blow-moulding with parison holding means displaceable between injection and blow stations
    • B29C49/062—Injection blow-moulding with parison holding means displaceable between injection and blow stations following an arcuate path, e.g. rotary or oscillating-type
    • 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
    • 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
    • B29C49/78—Measuring, controlling or regulating
    • B29C49/786—Temperature
    • 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
    • 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
    • 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
    • B29C49/78—Measuring, controlling or regulating
    • B29C49/786—Temperature
    • B29C2049/7861—Temperature of the preform
    • B29C2049/7862—Temperature of the preform characterised by temperature values or ranges
    • 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
    • B29C2949/07—Preforms or parisons characterised by their configuration
    • B29C2949/076—Preforms or parisons characterised by their configuration characterised by the shape
    • B29C2949/0768—Preforms or parisons characterised by their configuration characterised by the shape characterised by the shape of specific parts of preform
    • B29C2949/077—Preforms or parisons characterised by their configuration characterised by the shape characterised by the shape of specific parts of preform characterised by the neck
    • B29C2949/0771—Wide-mouth
    • 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
    • B29C2949/07—Preforms or parisons characterised by their configuration
    • B29C2949/076—Preforms or parisons characterised by their configuration characterised by the shape
    • B29C2949/0768—Preforms or parisons characterised by their configuration characterised by the shape characterised by the shape of specific parts of preform
    • B29C2949/078—Preforms or parisons characterised by their configuration characterised by the shape characterised by the shape of specific parts of preform characterised by the bottom
    • B29C2949/0781—Preforms or parisons characterised by their configuration characterised by the shape characterised by the shape of specific parts of preform characterised by the bottom characterised by the sprue, i.e. injection mark
    • 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
    • B29C2949/22—Preforms or parisons whereby a specific part is made of only one component, e.g. only one layer at neck portion
    • 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
    • B29C2949/24—Preforms or parisons whereby a specific part is made of only one component, e.g. only one layer at flange portion
    • 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
    • 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
    • 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
    • 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
    • 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
    • B29C49/6463—Thermal conditioning of preforms by contact heating or cooling, e.g. mandrels or cores specially adapted for heating or cooling preforms
    • B29C49/6467—Thermal conditioning of preforms by contact heating or cooling, e.g. mandrels or cores specially adapted for heating or cooling preforms on the outside
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/712—Containers; Packaging elements or accessories, Packages
    • B29L2031/7158—Bottles
    • B29L2031/716—Bottles of the wide mouth type, i.e. the diameters of the bottle opening and its body are substantially identical

Definitions

  • the transport mechanism 26 is further provided with an elevating mechanism (vertical mold opening / closing mechanism) and a mold opening mechanism of the neck mold 27, and operates to raise and lower the transfer plate, and mold closing and mold opening (release) in the injection molding unit 21 and the like. The operation related to the mold) is also performed.
  • elevating mechanism vertical mold opening / closing mechanism
  • mold opening mechanism of the neck mold 27 operates to raise and lower the transfer plate, and mold closing and mold opening (release) in the injection molding unit 21 and the like. The operation related to the mold) is also performed.
  • the injection cavity mold 31 is a mold that defines the shape of the outer circumference of the preform 10.
  • the hot runner mold 33 has a resin supply unit 33a for introducing a resin material into the mold from the injection device 25.
  • the injection core mold 32 is a mold that defines the shape of the inner peripheral side of the preform 10, and is inserted into the inner peripheral side of the neck mold 27 and the injection cavity mold 31 from above.

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Thermal Sciences (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
PCT/JP2021/042155 2020-11-18 2021-11-17 樹脂製容器の製造方法および製造装置 Ceased WO2022107788A1 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP21894662.2A EP4249210B1 (en) 2020-11-18 2021-11-17 Method and device for producing resin container
JP2022563787A JP7673093B2 (ja) 2020-11-18 2021-11-17 樹脂製容器の製造方法および製造装置
CN202180090440.9A CN116761708B (zh) 2020-11-18 2021-11-17 树脂制容器的制造方法以及制造装置
US18/037,145 US12583169B2 (en) 2020-11-18 2021-11-17 Method and apparatus for manufacturing resin container
JP2025071140A JP2025100849A (ja) 2020-11-18 2025-04-23 プリフォーム、射出成形型、樹脂製容器の製造装置および製造方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020191632 2020-11-18
JP2020-191632 2020-11-18

Publications (1)

Publication Number Publication Date
WO2022107788A1 true WO2022107788A1 (ja) 2022-05-27

Family

ID=81708015

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2021/042155 Ceased WO2022107788A1 (ja) 2020-11-18 2021-11-17 樹脂製容器の製造方法および製造装置

Country Status (5)

Country Link
US (1) US12583169B2 (https=)
EP (1) EP4249210B1 (https=)
JP (2) JP7673093B2 (https=)
CN (1) CN116761708B (https=)
WO (1) WO2022107788A1 (https=)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05330535A (ja) * 1992-05-27 1993-12-14 Nissei Asb Mach Co Ltd 再充填可能な合成樹脂製容器及びその成形方法
WO1994001268A1 (en) * 1992-07-07 1994-01-20 Continental Pet Technologies, Inc. Method of forming multi-layer preform and container with low crystallizing interior layer
JPH091639A (ja) * 1995-06-19 1997-01-07 Toyo Seikan Kaisha Ltd 延伸ブロー成形用プリフォーム及びそれを用いる成形法
JP2002001802A (ja) * 2000-06-23 2002-01-08 Toyo Seikan Kaisha Ltd 底部白化の防止された二軸延伸ポリエステル容器の製法
JP2004090425A (ja) 2002-08-30 2004-03-25 Aoki Technical Laboratory Inc 薄肉プリフォーム及びその射出延伸ブロー成形方法
JP2016182805A (ja) * 2015-03-25 2016-10-20 東洋製罐株式会社 プリフォーム、及び、プリフォーム成形金型、並びに、合成樹脂製容器の製造方法
WO2019078358A1 (ja) * 2017-10-19 2019-04-25 日精エー・エス・ビー機械株式会社 樹脂製の容器の製造方法、金型ユニットおよび成形機
WO2020158917A1 (ja) * 2019-01-31 2020-08-06 日精エー・エス・ビー機械株式会社 樹脂製容器の製造装置及び製造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4432530A (en) * 1977-12-23 1984-02-21 Emhart Industries, Inc. Mold-core rod combination for forming an injection molded plastic parison
AU527922B2 (en) * 1977-12-23 1983-03-31 Emhart Industries Inc. Blow moulding parison
JP4130023B2 (ja) * 1998-09-21 2008-08-06 株式会社ブレンズ 射出吹込成形方法および射出吹込成形機
ITRM20130510A1 (it) * 2013-09-13 2015-03-14 Sipa Progettazione Automaz Preforma per contenitore in plastica avente fondo sottile
WO2019050021A1 (ja) * 2017-09-08 2019-03-14 日精エー・エス・ビー機械株式会社 ブロー成形装置及びブロー成形方法
WO2020184563A1 (ja) * 2019-03-11 2020-09-17 日精エー・エス・ビー機械株式会社 樹脂製容器の製造方法および樹脂製容器の製造装置

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05330535A (ja) * 1992-05-27 1993-12-14 Nissei Asb Mach Co Ltd 再充填可能な合成樹脂製容器及びその成形方法
WO1994001268A1 (en) * 1992-07-07 1994-01-20 Continental Pet Technologies, Inc. Method of forming multi-layer preform and container with low crystallizing interior layer
JPH091639A (ja) * 1995-06-19 1997-01-07 Toyo Seikan Kaisha Ltd 延伸ブロー成形用プリフォーム及びそれを用いる成形法
JP2002001802A (ja) * 2000-06-23 2002-01-08 Toyo Seikan Kaisha Ltd 底部白化の防止された二軸延伸ポリエステル容器の製法
JP2004090425A (ja) 2002-08-30 2004-03-25 Aoki Technical Laboratory Inc 薄肉プリフォーム及びその射出延伸ブロー成形方法
JP2016182805A (ja) * 2015-03-25 2016-10-20 東洋製罐株式会社 プリフォーム、及び、プリフォーム成形金型、並びに、合成樹脂製容器の製造方法
WO2019078358A1 (ja) * 2017-10-19 2019-04-25 日精エー・エス・ビー機械株式会社 樹脂製の容器の製造方法、金型ユニットおよび成形機
WO2020158917A1 (ja) * 2019-01-31 2020-08-06 日精エー・エス・ビー機械株式会社 樹脂製容器の製造装置及び製造方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP4249210A4

Also Published As

Publication number Publication date
EP4249210A4 (en) 2024-08-28
JP2025100849A (ja) 2025-07-03
EP4249210A1 (en) 2023-09-27
CN116761708B (zh) 2026-03-20
EP4249210C0 (en) 2025-10-15
US20240017472A1 (en) 2024-01-18
JP7673093B2 (ja) 2025-05-08
JPWO2022107788A1 (https=) 2022-05-27
EP4249210B1 (en) 2025-10-15
US12583169B2 (en) 2026-03-24
CN116761708A (zh) 2023-09-15

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