JP6940189B2 - 成形装置および成形方法 - Google Patents
成形装置および成形方法 Download PDFInfo
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- 238000000465 moulding Methods 0.000 title claims description 68
- 238000000034 method Methods 0.000 title claims description 39
- 239000000463 material Substances 0.000 claims description 24
- 238000001514 detection method Methods 0.000 claims description 13
- 230000008569 process Effects 0.000 claims description 12
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 101
- 229920000642 polymer Polymers 0.000 description 14
- 239000000203 mixture Substances 0.000 description 10
- 239000012530 fluid Substances 0.000 description 6
- 239000011148 porous material Substances 0.000 description 6
- 239000004088 foaming agent Substances 0.000 description 5
- 238000001746 injection moulding Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000654 additive Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 241000473391 Archosargus rhomboidalis Species 0.000 description 1
- 108091081062 Repeated sequence (DNA) Proteins 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 239000002861 polymer material Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
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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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/10—Applying counter-pressure during expanding
- B29C44/105—Applying counter-pressure during expanding the counterpressure being exerted by a fluid
-
- 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
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
-
- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/10—Moulds or cores; Details thereof or accessories therefor with incorporated venting means
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/3442—Mixing, kneading or conveying the foamable material
- B29C44/3446—Feeding the blowing agent
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/3469—Cell or pore nucleation
- B29C44/348—Cell or pore nucleation by regulating the temperature and/or the pressure, e.g. suppression of foaming until the pressure is rapidly decreased
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/35—Component parts; Details or accessories
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/36—Feeding the material to be shaped
- B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
- B29C44/42—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/36—Feeding the material to be shaped
- B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
- B29C44/42—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum
- B29C44/428—Mould constructions; Mould supporting equipment
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/58—Moulds
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/58—Moulds
- B29C44/588—Moulds with means for venting, e.g. releasing foaming gas
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/60—Measuring, controlling or regulating
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/34—Moulds having venting means
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0012—Combinations of extrusion moulding with other shaping operations combined with shaping by internal pressure generated in the material, e.g. foaming
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- 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
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C2037/90—Measuring, controlling or regulating
-
- 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
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76494—Controlled parameter
- B29C2945/76498—Pressure
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92514—Pressure
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Molding Of Porous Articles (AREA)
- Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Description
200 第2成形装置
300 第3成形装置
400 第4成形装置
600 成形方法
10 金型
11 第1モールドベース
111 内頂壁
12 第2モールドベース
13 キャビティ
14 供給口
15 接続部
151 第1開孔部
152 第2開孔部
153 第1穴部
154 第2穴部
16 内側壁
17 内底壁
20 空気圧調整システム
21 第1ガスダクト
211 第1案内通路
22 第2ガスダクト
221 第2案内通路
23 ガス源
24 第1バルブ
25 第2バルブ
26 圧力検知ユニット
30 制御システム
Claims (10)
- キャビティと、前記キャビティに連通する供給口と、前記キャビティを画定する内側壁と、を備える金型と、
前記金型に接続され、かつ前記キャビティに連通する第1ガスダクトと、前記第1ガスダクトに設けられ、ガス源から前記第1ガスダクトを通ってガスを前記キャビティに注入するのを制御するための第1バルブと、前記キャビティ内の圧力を検知するための圧力検知ユニットと、前記金型に接続され、かつ前記キャビティに連通する第2ガスダクトと、前記第2ガスダクトに設けられ、前記キャビティ内の前記ガスの排出を制御するための第2バルブと、を含む空気圧調整システムと、
を含み
前記キャビティの前記内側壁は接続部を有し、
前記接続部は、第1開孔部と、第2開孔部と、を備え、前記第1開孔部が前記第1ガスダクトに接続され、前記第2開孔部が前記第2ガスダクトに接続される、
成形装置。 - 前記圧力検知ユニットは、前記内側壁または前記第1ガスダクトまたは前記第2ガスダクトのいずれか1つに設けられる、請求項1に記載の成形装置。
- 前記第2ガスダクトは、前記第1ガスダクトに接続され、前記第1ガスダクトを介して前記金型に接続される、請求項1または請求項2に記載の成形装置。
- 前記供給口および前記接続部は、前記キャビティに対向して配置される、請求項1〜3のいずれか一項に記載の成形装置。
- 前記空気圧調整システムおよび前記キャビティ内の圧力を制御するために用いられる制御システムをさらに含む、請求項1〜4のいずれか一項に記載の成形装置。
- 前記第1開孔部は、複数の第1穴部を備え、前記第2開孔部が複数の第2穴部を備え、前記複数の第2穴部の数が前記複数の第1穴部の数より多い、請求項5に記載の成形装置。
- キャビティと、前記キャビティに連通する供給口と、前記キャビティに連通する接続部と、前記キャビティを画定する内側壁と、を含む金型を用意するステップと、
前記キャビティ内の圧力を検知し、かつ前記キャビティが第1所定圧力を有するのが検知されるまで、前記接続部を通じてガスを前記キャビティ内に注入するステップと、
前記キャビティ内の圧力を検知し、材料を前記供給口から前記第1所定圧力を有する前記キャビティ内に充填するステップと、
前記接続部を通じて前記キャビティ内の前記ガスの一部を排出するステップと、
を含み
前記材料を前記キャビティ内に充填する過程で、前記キャビティ内の圧力を検知し、前記キャビティ内の圧力は、第2所定圧力より大きいと検知されると、前記キャビティ内の圧力が、前記第1所定圧力および前記第2所定圧力の範囲内に保つまで、前記接続部を通じて前記キャビティ内の前記ガスの一部を排出させる、
成形方法。 - 前記材料の充填完了までの過程が0.5〜1秒である、請求項7に記載の成形方法。
- 検知した前記キャビティ内の圧力に基づいて、前記キャビティ内への前記ガスの注入および前記キャビティの前記ガスの一部の排出を制御するための制御システムを用意することをさらに含む、請求項7または請求項8に記載の成形方法。
- 前記ガスを前記キャビティ内に注入し、前記材料を前記キャビティ内に充填した後、前記キャビティ内の前記ガスの一部を排出する、請求項7〜9のいずれか一項に記載の成形
方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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TW108132080A TWI787543B (zh) | 2019-09-05 | 2019-09-05 | 成形裝置及成形方法 |
TW108132080 | 2019-09-05 |
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JP2021037741A JP2021037741A (ja) | 2021-03-11 |
JP6940189B2 true JP6940189B2 (ja) | 2021-09-22 |
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US (1) | US20210069949A1 (ja) |
EP (1) | EP3789176B1 (ja) |
JP (1) | JP6940189B2 (ja) |
KR (1) | KR102363836B1 (ja) |
CN (2) | CN112440421A (ja) |
TW (1) | TWI787543B (ja) |
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TWI787543B (zh) * | 2019-09-05 | 2022-12-21 | 歐特捷實業股份有限公司 | 成形裝置及成形方法 |
US11267175B2 (en) | 2019-10-15 | 2022-03-08 | King Steel Machinery Co., Ltd. | Injection molding system |
US11766812B2 (en) | 2019-10-15 | 2023-09-26 | King Steel Machinery Co., Ltd. | Injection molding system and injection molding method |
JP7236182B1 (ja) * | 2021-08-23 | 2023-03-09 | キング スチール マシネリー カンパニー リミテッド | 射出成型システム及び射出成型方法 |
US11731324B2 (en) | 2021-08-23 | 2023-08-22 | King Steel Machinery Co., Ltd. | Molding device and injection molding method thereof |
US20240181691A1 (en) * | 2022-12-06 | 2024-06-06 | Otrajet Inc. | Injection molding system and injection molding method |
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US20210069949A1 (en) | 2021-03-11 |
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