KR100248773B1 - 가스사출성형용금형 - Google Patents
가스사출성형용금형 Download PDFInfo
- Publication number
- KR100248773B1 KR100248773B1 KR1019970054948A KR19970054948A KR100248773B1 KR 100248773 B1 KR100248773 B1 KR 100248773B1 KR 1019970054948 A KR1019970054948 A KR 1019970054948A KR 19970054948 A KR19970054948 A KR 19970054948A KR 100248773 B1 KR100248773 B1 KR 100248773B1
- Authority
- KR
- South Korea
- Prior art keywords
- cavity
- injection molding
- auxiliary cavity
- injection
- gas
- Prior art date
Links
- 238000001746 injection moulding Methods 0.000 title claims abstract description 27
- 239000011347 resin Substances 0.000 claims abstract description 18
- 229920005989 resin Polymers 0.000 claims abstract description 18
- 238000002347 injection Methods 0.000 abstract description 41
- 239000007924 injection Substances 0.000 abstract description 41
- 230000007547 defect Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012958 reprocessing Methods 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
- 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
- B29C45/1703—Introducing an auxiliary fluid into the mould
- B29C45/1704—Introducing an auxiliary fluid into the mould the fluid being introduced into the interior of the injected material which is still in a molten state, e.g. for producing hollow articles
- B29C45/1711—Introducing an auxiliary fluid into the mould the fluid being introduced into the interior of the injected material which is still in a molten state, e.g. for producing hollow articles and removing excess material from the mould cavity by the introduced fluid, e.g. to an overflow cavity
-
- 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
- B29C45/2701—Details not specific to hot or cold runner channels
- B29C45/2708—Gates
-
- 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
- B29C45/0046—Details relating to the filling pattern or flow paths or flow characteristics of moulding material in the mould cavity
- B29C2045/0049—Details relating to the filling pattern or flow paths or flow characteristics of moulding material in the mould cavity the injected material flowing against a mould cavity protruding part
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970054948A KR100248773B1 (ko) | 1997-10-24 | 1997-10-24 | 가스사출성형용금형 |
JP10298873A JPH11192645A (ja) | 1997-10-24 | 1998-10-20 | ガス射出成型用金型 |
ES009802196A ES2149112B1 (es) | 1997-10-24 | 1998-10-21 | Maquina de moldeo con inyeccion de gas. |
CN98123417A CN1217250A (zh) | 1997-10-24 | 1998-10-21 | 气体喷射模制机 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970054948A KR100248773B1 (ko) | 1997-10-24 | 1997-10-24 | 가스사출성형용금형 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990033563A KR19990033563A (ko) | 1999-05-15 |
KR100248773B1 true KR100248773B1 (ko) | 2000-03-15 |
Family
ID=19523401
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970054948A KR100248773B1 (ko) | 1997-10-24 | 1997-10-24 | 가스사출성형용금형 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPH11192645A (es) |
KR (1) | KR100248773B1 (es) |
CN (1) | CN1217250A (es) |
ES (1) | ES2149112B1 (es) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20200144614A (ko) * | 2019-06-18 | 2020-12-30 | 한국생산기술연구원 | 포탄형 사출 제품 상에 에어 트랩 방지를 위한 장치 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20010113253A (ko) * | 2000-06-17 | 2001-12-28 | 김성동 | 성형 몰드 구조 |
TW548173B (en) * | 2001-07-10 | 2003-08-21 | Cinpres Gas Injection Ltd | Process and apparatus for injection moulding a hollow plastics article |
CN108381803B (zh) * | 2018-03-21 | 2023-12-15 | 江西海源复合材料科技股份有限公司 | 一种树脂与切断玻纤混合设备 |
CN113145716B (zh) * | 2021-03-25 | 2022-10-25 | 哈尔滨工业大学 | 一种互为对称特征件用的两件一模成形方法 |
CN113799334A (zh) * | 2021-10-20 | 2021-12-17 | 宁波方正汽车模具股份有限公司 | 一种汽车门板扶手的气辅成型机构 |
CN113927835B (zh) * | 2021-10-22 | 2023-06-30 | 江苏汇鼎光学眼镜有限公司 | 树脂眼镜镜片生产过程中的树脂填充辅助装置 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06297522A (ja) * | 1993-04-14 | 1994-10-25 | Idemitsu Petrochem Co Ltd | ガス射出成形方法およびその金型 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4102319C2 (de) * | 1990-01-30 | 1994-12-01 | Toyoda Gosei Kk | Verfahren und Vorrichtung zum Formen hohler Körper |
JPH07148798A (ja) * | 1993-11-29 | 1995-06-13 | Asahi Chem Ind Co Ltd | 射出成形品、射出成形方法及びそれに用いる金型装置 |
JP3402404B2 (ja) * | 1994-08-12 | 2003-05-06 | 三菱エンジニアリングプラスチックス株式会社 | 中空構造を有する成形品の射出成形方法及び射出成形用金型 |
JPH08118429A (ja) * | 1994-10-26 | 1996-05-14 | Sekisui Chem Co Ltd | 射出成形金型及び射出成形品 |
-
1997
- 1997-10-24 KR KR1019970054948A patent/KR100248773B1/ko not_active IP Right Cessation
-
1998
- 1998-10-20 JP JP10298873A patent/JPH11192645A/ja active Pending
- 1998-10-21 ES ES009802196A patent/ES2149112B1/es not_active Expired - Lifetime
- 1998-10-21 CN CN98123417A patent/CN1217250A/zh active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06297522A (ja) * | 1993-04-14 | 1994-10-25 | Idemitsu Petrochem Co Ltd | ガス射出成形方法およびその金型 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20200144614A (ko) * | 2019-06-18 | 2020-12-30 | 한국생산기술연구원 | 포탄형 사출 제품 상에 에어 트랩 방지를 위한 장치 |
KR102257217B1 (ko) | 2019-06-18 | 2021-05-28 | 한국생산기술연구원 | 포탄형 사출 제품 상에 에어 트랩 방지를 위한 장치 |
Also Published As
Publication number | Publication date |
---|---|
CN1217250A (zh) | 1999-05-26 |
JPH11192645A (ja) | 1999-07-21 |
ES2149112B1 (es) | 2001-05-01 |
KR19990033563A (ko) | 1999-05-15 |
ES2149112A1 (es) | 2000-10-16 |
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