WO2008123077A1 - 射出成形用金型 - Google Patents
射出成形用金型 Download PDFInfo
- Publication number
- WO2008123077A1 WO2008123077A1 PCT/JP2008/054995 JP2008054995W WO2008123077A1 WO 2008123077 A1 WO2008123077 A1 WO 2008123077A1 JP 2008054995 W JP2008054995 W JP 2008054995W WO 2008123077 A1 WO2008123077 A1 WO 2008123077A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- cavity
- gates
- injection molding
- molding die
- short side
- Prior art date
Links
- 238000001746 injection moulding Methods 0.000 title 1
- 238000000465 moulding Methods 0.000 abstract 1
- 239000011347 resin Substances 0.000 abstract 1
- 229920005989 resin Polymers 0.000 abstract 1
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
- B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
-
- 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
- B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
- B29C2045/0027—Gate or gate mark locations
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Optical Elements Other Than Lenses (AREA)
Abstract
ホットランナーマニホールド(16)を用い、製品成形を行うキャビティ(3)の主平面に開口してキャビティ(3)に溶融樹脂を射出する複数個のゲート(20)を、キャビティ(3)の短辺(Y)を四等分して得られる領域のうち、キャビティ(3)の短辺(Y)を二等分するキャビティ中心線(Cy)の両側に近接する領域(A、B)内に、キャビティ(3)の長辺方向に間隔をおいて設ける。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007-070857 | 2007-03-19 | ||
JP2007070857A JP2008229963A (ja) | 2007-03-19 | 2007-03-19 | 射出成形用金型 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2008123077A1 true WO2008123077A1 (ja) | 2008-10-16 |
Family
ID=39830579
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2008/054995 WO2008123077A1 (ja) | 2007-03-19 | 2008-03-18 | 射出成形用金型 |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP2008229963A (ja) |
TW (1) | TW200911504A (ja) |
WO (1) | WO2008123077A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108582684A (zh) * | 2018-05-25 | 2018-09-28 | 珠海格力精密模具有限公司 | 一种进浇***及方法 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102241113A (zh) * | 2010-05-12 | 2011-11-16 | 浙江德玛克机械有限公司 | 注胚模分区域走胶热流道板 |
DE102012104291B4 (de) | 2012-05-16 | 2014-07-10 | Günther Heisskanaltechnik Gmbh | Düsenmundstück für eine Spritzgießdüse, Spritzgießdüse und Spritzgießwerkzeug |
WO2018110646A1 (ja) * | 2016-12-15 | 2018-06-21 | 住友化学株式会社 | 板状成形体の製造方法、金型およびランナー |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004117544A (ja) * | 2002-09-24 | 2004-04-15 | Nippon Zeon Co Ltd | 光拡散板の製造方法 |
JP2005271306A (ja) * | 2004-03-23 | 2005-10-06 | Nippon Zeon Co Ltd | 光拡散板の製造方法 |
JP2006264149A (ja) * | 2005-03-24 | 2006-10-05 | Nippon Zeon Co Ltd | 射出成形用金型及び該金型を用いる光学部材の製造方法 |
WO2006126731A1 (ja) * | 2005-05-27 | 2006-11-30 | Zeon Corporation | 光学用平板部材 |
-
2007
- 2007-03-19 JP JP2007070857A patent/JP2008229963A/ja active Pending
-
2008
- 2008-03-18 WO PCT/JP2008/054995 patent/WO2008123077A1/ja active Application Filing
- 2008-03-18 TW TW97109429A patent/TW200911504A/zh unknown
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004117544A (ja) * | 2002-09-24 | 2004-04-15 | Nippon Zeon Co Ltd | 光拡散板の製造方法 |
JP2005271306A (ja) * | 2004-03-23 | 2005-10-06 | Nippon Zeon Co Ltd | 光拡散板の製造方法 |
JP2006264149A (ja) * | 2005-03-24 | 2006-10-05 | Nippon Zeon Co Ltd | 射出成形用金型及び該金型を用いる光学部材の製造方法 |
WO2006126731A1 (ja) * | 2005-05-27 | 2006-11-30 | Zeon Corporation | 光学用平板部材 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108582684A (zh) * | 2018-05-25 | 2018-09-28 | 珠海格力精密模具有限公司 | 一种进浇***及方法 |
Also Published As
Publication number | Publication date |
---|---|
JP2008229963A (ja) | 2008-10-02 |
TW200911504A (en) | 2009-03-16 |
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