JP6864569B2 - 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
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- JP6864569B2 JP6864569B2 JP2017126658A JP2017126658A JP6864569B2 JP 6864569 B2 JP6864569 B2 JP 6864569B2 JP 2017126658 A JP2017126658 A JP 2017126658A JP 2017126658 A JP2017126658 A JP 2017126658A JP 6864569 B2 JP6864569 B2 JP 6864569B2
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- 239000007788 liquid Substances 0.000 title claims description 210
- 238000004519 manufacturing process Methods 0.000 title claims description 63
- 238000000071 blow moulding Methods 0.000 claims description 67
- 238000000034 method Methods 0.000 claims description 40
- 229920003002 synthetic resin Polymers 0.000 claims description 10
- 239000000057 synthetic resin Substances 0.000 claims description 10
- 238000000465 moulding Methods 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 8
- 238000011144 upstream manufacturing Methods 0.000 claims description 8
- 230000004048 modification Effects 0.000 description 7
- 238000012986 modification Methods 0.000 description 7
- 239000004743 Polypropylene Substances 0.000 description 4
- 229920000139 polyethylene terephthalate Polymers 0.000 description 4
- 239000005020 polyethylene terephthalate Substances 0.000 description 4
- -1 polypropylene Polymers 0.000 description 4
- 229920001155 polypropylene Polymers 0.000 description 4
- 235000013361 beverage Nutrition 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000002537 cosmetic Substances 0.000 description 2
- 239000003599 detergent Substances 0.000 description 2
- 239000002453 shampoo Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
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
- B29C49/08—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
- B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
- B29C49/06—Injection 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
- B29C49/46—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
- B29C49/02—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
- B29C49/46—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
- B29C2949/00—Indexing scheme relating to blow-moulding
- B29C2949/07—Preforms or parisons characterised by their configuration
- B29C2949/0715—Preforms or parisons characterised by their configuration the preform having one end closed
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
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、20’ ノズルユニット
20a ノズルユニット本体
21 本体ブロック
22、22’ 支持ブロック
23、23’ ブローノズル
23a 液体供給口
24 供給路
24a 座部
25 供給ポート
26 シール体
26a 予備供給口
27 軸体
28 予備供給路
28a 縦流路
28b 横流路
29 開閉体(延伸ロッド)
29a 開閉部
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 予備供給路
33a 縦流路33a
33b 横流路33b
34 シール体
35 開閉体(延伸ロッド)
36a 環状シール部
36b 上方環状シール部
37 開閉体(延伸ロッド)
37a 凹部
38 排気用凹部
38a 縦溝
38b 環状溝
39 排気流路
40 被開閉部
41 排気用開閉体
C 液体入り容器
L 液体
P1 配管
V1 開閉弁
V2 排気用開閉弁
Claims (5)
- ブロー成形用金型とノズルユニットとを用いて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、
前記ノズルユニットは、液体の供給路に設けられた環状の座部を有するノズルユニット本体と、前記座部を閉塞する閉塞位置と前記座部を開放する開放位置との間で移動可能なシール体と、前記シール体の内部に形成されるとともに前記供給路における前記座部より上流の部分と連通した予備供給路を開閉可能な開閉体とを有し、
前記シール体が前記閉塞位置にある状態で前記開閉体によって前記予備供給路を開放して、前記ブロー成形用金型に装着した前記プリフォームの内部に前記予備供給路から液体を供給し、前記プリフォームの内部の空気を外部に排出させる空気排出工程と、
前記シール体を前記閉塞位置から前記開放位置に移動させることで前記座部を通して前記プリフォームの内部に加圧した液体を供給し、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の液体入り容器に成形する液体ブロー成形工程と、を有する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さらに有し、
前記開閉体は前記延伸ロッドである、請求項1に記載の液体入り容器の製造方法。 - 前記空気排出工程において、前記開閉体を突出方向に移動させることで前記予備供給路を開放する、請求項1又は2に記載の液体入り容器の製造方法。
- 前記空気排出工程において、前記開閉体を引込方向に移動させることで前記予備供給路を開放する、請求項1又は2に記載の液体入り容器の製造方法。
- 前記開閉体の外周面には、前記開閉体の先端部から基端側に向けて延在するとともに周方向に連続的又は断続的に設けられた凹部が形成されている、請求項4に記載の液体入り容器の製造方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017126658A JP6864569B2 (ja) | 2017-06-28 | 2017-06-28 | 液体入り容器の製造方法 |
PCT/JP2018/019154 WO2019003698A1 (ja) | 2017-06-28 | 2018-05-17 | 液体入り容器の製造方法 |
US16/620,826 US11077601B2 (en) | 2017-06-28 | 2018-05-17 | Liquid-containing container manufacturing method |
EP18824982.5A EP3647017B1 (en) | 2017-06-28 | 2018-05-17 | Liquid-containing container manufacturing method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017126658A JP6864569B2 (ja) | 2017-06-28 | 2017-06-28 | 液体入り容器の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019006092A JP2019006092A (ja) | 2019-01-17 |
JP6864569B2 true JP6864569B2 (ja) | 2021-04-28 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2017126658A Active JP6864569B2 (ja) | 2017-06-28 | 2017-06-28 | 液体入り容器の製造方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US11077601B2 (ja) |
EP (1) | EP3647017B1 (ja) |
JP (1) | JP6864569B2 (ja) |
WO (1) | WO2019003698A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6837934B2 (ja) * | 2016-10-28 | 2021-03-03 | 株式会社吉野工業所 | 液体ブロー成形方法 |
JP7026595B2 (ja) * | 2018-08-31 | 2022-02-28 | 株式会社吉野工業所 | 液体入り容器の製造方法及び製造装置 |
JP7217686B2 (ja) * | 2018-11-27 | 2023-02-03 | 株式会社吉野工業所 | ブロー成形装置 |
DE102022119880B3 (de) * | 2022-08-08 | 2023-06-01 | Khs Gmbh | Vorrichtung und Verwendung einer Vorrichtung sowie Anlage und Verfahren zum Herstellen eines mit flüssigem Füllgut befüllten Behälters aus einem thermisch konditionierten Vorformling |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS586929B2 (ja) | 1975-06-10 | 1983-02-07 | アサヒコウガクコウギヨウ カブシキガイシヤ | ジドウロコウセイギヨカメラニオケル ハツシンシユウキガジカンノシスウデヘンカスルハツシンキ |
DE102011012665A1 (de) * | 2011-02-28 | 2012-08-30 | Khs Corpoplast Gmbh | Verfahren sowie Vorrichtung zum Herstellen von mit einem flüssigen Füllgut gefüllten Behältern |
JP5806929B2 (ja) | 2011-12-27 | 2015-11-10 | 株式会社吉野工業所 | ブロー成形装置およびブロー成形容器の製造方法 |
JP6685705B2 (ja) * | 2015-11-27 | 2020-04-22 | 株式会社吉野工業所 | 液体ブロー成形方法及び液体ブロー成形装置 |
JP6632872B2 (ja) * | 2015-11-27 | 2020-01-22 | 株式会社吉野工業所 | 液体ブロー成形方法 |
JP6661366B2 (ja) * | 2015-12-17 | 2020-03-11 | 株式会社吉野工業所 | 容器製造方法 |
JP6837934B2 (ja) * | 2016-10-28 | 2021-03-03 | 株式会社吉野工業所 | 液体ブロー成形方法 |
JP6864578B2 (ja) * | 2017-07-31 | 2021-04-28 | 株式会社吉野工業所 | 液体入り容器の製造装置及び製造方法 |
JP6893870B2 (ja) * | 2017-12-28 | 2021-06-23 | 株式会社吉野工業所 | 液体入り容器の製造方法 |
WO2019202865A1 (ja) * | 2018-04-20 | 2019-10-24 | 株式会社吉野工業所 | 液体入り容器の製造方法 |
-
2017
- 2017-06-28 JP JP2017126658A patent/JP6864569B2/ja active Active
-
2018
- 2018-05-17 EP EP18824982.5A patent/EP3647017B1/en active Active
- 2018-05-17 WO PCT/JP2018/019154 patent/WO2019003698A1/ja unknown
- 2018-05-17 US US16/620,826 patent/US11077601B2/en active Active
Also Published As
Publication number | Publication date |
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JP2019006092A (ja) | 2019-01-17 |
US20200361133A1 (en) | 2020-11-19 |
WO2019003698A1 (ja) | 2019-01-03 |
EP3647017A1 (en) | 2020-05-06 |
EP3647017B1 (en) | 2022-04-20 |
EP3647017A4 (en) | 2021-03-10 |
US11077601B2 (en) | 2021-08-03 |
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