JP2021062610A - 射出成型システム及び射出成型方法 - Google Patents
射出成型システム及び射出成型方法 Download PDFInfo
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 88
- 239000000203 mixture Substances 0.000 claims abstract description 147
- 238000000465 moulding Methods 0.000 claims abstract description 134
- 239000011796 hollow space material Substances 0.000 claims description 70
- 238000001125 extrusion Methods 0.000 claims description 66
- 238000002347 injection Methods 0.000 claims description 18
- 239000007924 injection Substances 0.000 claims description 18
- 239000004088 foaming agent Substances 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 10
- 239000002861 polymer material Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 27
- 238000007599 discharging Methods 0.000 abstract 4
- 239000000243 solution Substances 0.000 abstract 1
- 239000006260 foam Substances 0.000 description 35
- 238000010438 heat treatment Methods 0.000 description 33
- 238000009413 insulation Methods 0.000 description 12
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- 239000000126 substance Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
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- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
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- 239000011148 porous material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 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
- 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
- B29C45/18—Feeding the material into the injection moulding apparatus, i.e. feeding the non-plastified material into the injection unit
-
- 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
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/30—Flow control means disposed within the sprue channel, e.g. "torpedo" construction
-
- 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
- B29C31/00—Handling, e.g. feeding of the material to be shaped, storage of plastics material before moulding; Automation, i.e. automated handling lines in plastics processing plants, e.g. using manipulators or robots
- B29C31/04—Feeding of the material to be moulded, e.g. into a mould cavity
- B29C31/042—Feeding of the material to be moulded, e.g. into a mould cavity using dispensing heads, e.g. extruders, placed over or apart from the moulds
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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
- B29C44/34—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
- B29C44/424—Details of machines
-
- 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
- B29C44/424—Details of machines
- B29C44/425—Valve or nozzle constructions; Details of injection devices
-
- 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
- B29C44/424—Details of machines
- B29C44/425—Valve or nozzle constructions; Details of injection devices
- B29C44/427—Valve or nozzle constructions; Details of injection devices having several injection gates
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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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0001—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor characterised by the choice of material
-
- 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
- B29C45/03—Injection moulding apparatus
-
- 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
- B29C45/18—Feeding the material into the injection moulding apparatus, i.e. feeding the non-plastified material into the injection unit
- B29C45/1866—Feeding multiple materials
-
- 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
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- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/2737—Heating or cooling means therefor
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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
- 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
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/47—Means for plasticising or homogenising the moulding material or forcing it into the mould using screws
-
- 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
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/58—Details
-
- 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
- B29C45/77—Measuring, controlling or regulating of velocity or pressure of moulding material
-
- 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
- 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
- B29C45/18—Feeding the material into the injection moulding apparatus, i.e. feeding the non-plastified material into the injection unit
- B29C45/1816—Feeding auxiliary material, e.g. colouring material
- B29C2045/1841—Feeding auxiliary material, e.g. colouring material into runner channel or runner nozzle
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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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
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- 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
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Robotics (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
本出願は、2019年10月15日出願の米国仮特許出願第62/915,287号と、2019年12月19日出願の米国仮特許出願第62/950,454号と、2020年4月23日出願の米国特許出願第16/857,092号に対する優先権を主張するものであり、上記(仮)特許出願の開示を参照により本明細書に援用する。
10 押出システム
11 混合バレル
12 射出口
20、20a、20b 吐出チャネル
201 分岐路
21、22 吐出口
30 成型装置
31 中空空間
32 上型
33 下型
34 上モールドベース
341 開口
35、35a、35b 供給ポート
36 突出部
39 密封要素
40 支持ユニット
41 第1要素
42 第2要素
50 カバー
51 第1位置
52 第2位置
50 流量制御装置
51 栓
60 制御システム
61 中央処理装置
62 センサー
63 ケーブル
70 断熱材
71 開口
72、73 加熱装置
80 発泡成形品
81 第1部分
82 第2部分
83 溝
84a 第1マーク
84b 第2マーク
H 厚み
L 長さ
M1 第1分量の混合物
M2 第2分量の混合物
Claims (10)
- 射出成型システムであって、
高分子材料と発泡剤の混合物を生成するように構成された押出システムと、
前記押出システムと連通可能であり、それぞれが前記押出システムから離隔して配置された吐出口を含み、前記混合物を吐出するように構成された複数の吐出チャネルと、
前記吐出口から前記混合物を受け取るように構成され、中空空間と、前記中空空間と連通可能であり、前記吐出口に対応して係合可能な複数の供給ポートとを含む成型装置と、
を含むことを特徴とする、射出成型システム。 - 各前記吐出チャネルが異なる分量の前記混合物を収容するように構成されたことを特徴とする、請求項1に記載の射出成型システム。
- 各前記吐出口が異なる直径を有することを特徴とする、請求項1に記載の射出成型システム。
- 前記複数の吐出チャネルのうち少なくとも1つがさらに流量制御装置を含むことを特徴とする、請求項1に記載の射出成型システム。
- 前記流量制御装置が、前記吐出チャネル内に配置された調整可能な栓である、ことを特徴とする、請求項4に記載の射出成型システム。
- さらに前記中空空間に結合され、かつ前記成型装置の内壁に配置された突出部または溝を有することを特徴とする、請求項1に記載の射出成型システム。
- 前記押出システムが、前記混合物の複数の分量を生成するように構成され、前記混合物の各分量が他の分量と異なる物理的状態または特性を有し、各吐出チャネルが異なる分量の前記混合物を吐出するように構成されたことを特徴とする、請求項1に記載の射出成型システム。
- 射出成型方法であって、
高分子材料と発泡剤の混合物を生成するように構成された押出システムと、前記押出システムと連通可能であり、かつ前記押出システムから離隔して配置された第1吐出口を含む第1吐出チャネルと、前記押出システムと連通可能であり、かつ前記押出システムから離隔して配置された第2吐出口を含む第2吐出チャネルと、中空空間、前記中空空間と連通可能であり、かつ前記第1吐出口と前記第2吐出口とそれぞれ係合可能な第1供給ポート及び第2供給ポートを含む成型装置と、を提供する工程と、
前記第1吐出口と前記第1供給ポートとを係合させる工程と、
前記第2吐出口と前記第2供給ポートとを係合させる工程と、
前記第1吐出口と前記第1供給ポートを通じて第1分量の前記混合物を前記中空空間内に射出する工程と、
前記第2吐出口と前記第2供給ポートを通じて第2分量の前記混合物を前記中空空間内に射出する工程と、
を含むことを特徴とする、射出成型方法。 - 前記第1分量の前記混合物の射出期間が、前記第2分量の前記混合物の射出期間に等しいことを特徴とする、請求項8に記載の射出成型方法。
- さらに前記中空空間内で発泡成形品を形成する工程を有し、前記発泡成形品が、前記第1供給ポートと前記第2供給ポートにそれぞれ対応する第1マークと第2マークを含むことを特徴とする、請求項8に記載の射出成型方法。
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201962915287P | 2019-10-15 | 2019-10-15 | |
US62/915,287 | 2019-10-15 | ||
US201962950454P | 2019-12-19 | 2019-12-19 | |
US62/950,454 | 2019-12-19 | ||
US16/857,092 | 2020-04-23 | ||
US16/857,092 US11267175B2 (en) | 2019-10-15 | 2020-04-23 | Injection molding system |
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JP2021062610A true JP2021062610A (ja) | 2021-04-22 |
JP7036390B2 JP7036390B2 (ja) | 2022-03-15 |
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JP2020157765A Active JP7036390B2 (ja) | 2019-10-15 | 2020-09-18 | 射出成型システム及び射出成型方法 |
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US (2) | US11267175B2 (ja) |
EP (1) | EP3808527B1 (ja) |
JP (1) | JP7036390B2 (ja) |
KR (1) | KR102407710B1 (ja) |
CN (2) | CN215320143U (ja) |
TW (2) | TWI808348B (ja) |
Cited By (2)
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CN114750354A (zh) * | 2022-06-14 | 2022-07-15 | 泰瑞机器股份有限公司 | 一种聚氨酯涂层制造设备及其制造方法 |
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 |
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US11712826B2 (en) * | 2019-07-09 | 2023-08-01 | Otrajet Inc. | Injection molding system and injection molding method |
US11766812B2 (en) | 2019-10-15 | 2023-09-26 | King Steel Machinery Co., Ltd. | Injection molding system and injection molding method |
US11267175B2 (en) * | 2019-10-15 | 2022-03-08 | King Steel Machinery Co., Ltd. | Injection molding system |
US11731324B2 (en) | 2021-08-23 | 2023-08-22 | King Steel Machinery Co., Ltd. | Molding device and injection molding method thereof |
CN113799337B (zh) * | 2021-10-28 | 2023-09-08 | 昆山市顺佳鑫精密模具有限公司 | 一种可调节快速注塑模具 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4820025B1 (ja) * | 1969-08-14 | 1973-06-18 | ||
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