JP6840025B2 - 液体入り容器の製造方法 - Google Patents
液体入り容器の製造方法 Download PDFInfo
- Publication number
- JP6840025B2 JP6840025B2 JP2017088888A JP2017088888A JP6840025B2 JP 6840025 B2 JP6840025 B2 JP 6840025B2 JP 2017088888 A JP2017088888 A JP 2017088888A JP 2017088888 A JP2017088888 A JP 2017088888A JP 6840025 B2 JP6840025 B2 JP 6840025B2
- Authority
- JP
- Japan
- Prior art keywords
- liquid
- container
- blow molding
- preform
- supply port
- 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.)
- Active
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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
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/4289—Valve constructions or configurations, e.g. arranged to reduce blowing fluid consumption
-
- 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
- B29C49/46—Component parts, details or accessories; Auxiliary operations characterised by using particular environment or blow fluids other than air
-
- 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
- B29C49/08—Biaxial stretching during blow-moulding
- B29C49/10—Biaxial stretching during blow-moulding using mechanical means for prestretching
- B29C49/12—Stretching rods
-
- 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
- B29C49/46—Component parts, details or accessories; Auxiliary operations characterised by using particular environment or blow fluids other than air
- B29C2049/4602—Blowing fluids
- B29C2049/465—Blowing fluids being incompressible
- B29C2049/4652—Blowing fluids being incompressible hot liquids
-
- 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
- B29C49/46—Component parts, details or accessories; Auxiliary operations characterised by using particular environment or blow fluids other than air
- B29C2049/4602—Blowing fluids
- B29C2049/465—Blowing fluids being incompressible
- B29C2049/4664—Blowing fluids being incompressible staying in the final article
-
- 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
- B29C49/58—Blowing means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/10—Polymers of propylene
- B29K2023/12—PP, i.e. polypropylene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2067/00—Use of polyesters or derivatives thereof, as moulding material
- B29K2067/003—PET, i.e. poylethylene terephthalate
-
- 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
Description
2 プリフォーム
2a 口部
2b 胴部
10 ブロー成形用金型
11 キャビティ
20 ノズルユニット
21 本体ブロック
22 支持ブロック
22a 接続ポート
23 ブローノズル
23a 液体供給口
23b 気体供給口
23c 連結路
24 供給路
25 供給ポート
26 シール体
27 軸体
28 延伸ロッド
30 加圧液体供給源
30a シリンダ
30b ピストン
31 供給タンク
32 圧力計
33 加圧エア供給源
L 液体
P1 配管
V1 開閉弁
P2 配管
V2 開閉弁
P3 配管
V3 開閉弁
C 液体入り容器
Claims (3)
- 合成樹脂製のプリフォームから内容液を収容した液体入り容器を製造する液体入り容器の製造方法であって、
ブロー成形用金型に装着した前記プリフォームの口部にブローノズルを係合させるノズル係合工程と、
前記ブローノズルに設けられた液体供給口から前記プリフォームの内部に前記液体入り容器の満注容量よりも少ない所定量の液体を加圧した状態で供給して、前記プリフォームを途中形状にまで液体ブロー成形する液体ブロー成形工程と、
前記液体供給口を閉じた後、前記液体供給口とは別に設けられた気体供給口から前記プリフォームの内部に加圧エアを供給して、途中形状の前記プリフォームを前記ブロー成形用金型の内面に沿った形状に成形するエアブロー成形工程と、を有し、
成形後の前記液体入り容器の内部に、前記液体ブロー成形工程において前記プリフォームに供給した液体の量と前記液体入り容器の満注容量との差に相当する量のヘッドスペースを生じさせることを特徴とする液体入り容器の製造方法。 - 前記エアブロー成形工程の後に、前記気体供給口を通して前記液体入り容器の内部を大気に開放する大気開放工程を有する、請求項1に記載の液体入り容器の製造方法。
- 前記液体ブロー成形工程の前または前記液体ブロー成形工程の最中に、延伸ロッドにより前記プリフォームを軸方向に延伸させるロッド延伸工程を有するとともに、
前記エアブロー成形工程の後に、前記延伸ロッドを前記液体入り容器から離脱させるロッド引抜き工程を有する、請求項1または2に記載の液体入り容器の製造方法。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017088888A JP6840025B2 (ja) | 2017-04-27 | 2017-04-27 | 液体入り容器の製造方法 |
US16/604,542 US11504897B2 (en) | 2017-04-27 | 2018-01-23 | Liquid container manufacturing method |
EP18790513.8A EP3616880B1 (en) | 2017-04-27 | 2018-01-23 | Liquid container manufacturing method |
PCT/JP2018/001931 WO2018198448A1 (ja) | 2017-04-27 | 2018-01-23 | 液体入り容器の製造方法 |
CN201880025297.3A CN110545982B (zh) | 2017-04-27 | 2018-01-23 | 装有液体的容器的制造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017088888A JP6840025B2 (ja) | 2017-04-27 | 2017-04-27 | 液体入り容器の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018183969A JP2018183969A (ja) | 2018-11-22 |
JP6840025B2 true JP6840025B2 (ja) | 2021-03-10 |
Family
ID=63918142
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017088888A Active JP6840025B2 (ja) | 2017-04-27 | 2017-04-27 | 液体入り容器の製造方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US11504897B2 (ja) |
EP (1) | EP3616880B1 (ja) |
JP (1) | JP6840025B2 (ja) |
CN (1) | CN110545982B (ja) |
WO (1) | WO2018198448A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6654110B2 (ja) * | 2016-06-30 | 2020-02-26 | 株式会社吉野工業所 | 液体ブロー成形装置 |
DE102020127290A1 (de) * | 2020-10-16 | 2022-04-21 | Khs Corpoplast Gmbh | Vorrichtung und Verfahren zum Herstellen eines mit flüssigem Füllgut befüllten Behälters |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7914726B2 (en) | 2006-04-13 | 2011-03-29 | Amcor Limited | Liquid or hydraulic blow molding |
FR2962930B1 (fr) | 2010-07-20 | 2012-08-31 | Sidel Participations | Procede de formage d'un recipient par soufflage et remplissage |
US9610744B2 (en) | 2011-12-27 | 2017-04-04 | Discma Ag | Blow molding device and a method for manufacturing a container |
JP6184660B2 (ja) * | 2012-01-31 | 2017-08-23 | 株式会社吉野工業所 | ブロー成形装置及び容器の製造方法 |
JP5870001B2 (ja) | 2012-09-28 | 2016-02-24 | 株式会社吉野工業所 | ブロー成形装置及び容器の製造方法 |
EP2987612A1 (de) | 2014-08-20 | 2016-02-24 | Krones AG | Formfüllmaschine und Formfüllverfahren für einen Kunststoffbehälter |
-
2017
- 2017-04-27 JP JP2017088888A patent/JP6840025B2/ja active Active
-
2018
- 2018-01-23 EP EP18790513.8A patent/EP3616880B1/en active Active
- 2018-01-23 US US16/604,542 patent/US11504897B2/en active Active
- 2018-01-23 WO PCT/JP2018/001931 patent/WO2018198448A1/ja unknown
- 2018-01-23 CN CN201880025297.3A patent/CN110545982B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN110545982B (zh) | 2022-03-29 |
JP2018183969A (ja) | 2018-11-22 |
US20200130249A1 (en) | 2020-04-30 |
EP3616880A1 (en) | 2020-03-04 |
CN110545982A (zh) | 2019-12-06 |
EP3616880B1 (en) | 2022-03-09 |
EP3616880A4 (en) | 2021-01-13 |
WO2018198448A1 (ja) | 2018-11-01 |
US11504897B2 (en) | 2022-11-22 |
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