JP6679241B2 - 樹脂成形品と成形装置 - Google Patents
樹脂成形品と成形装置 Download PDFInfo
- Publication number
- JP6679241B2 JP6679241B2 JP2015166371A JP2015166371A JP6679241B2 JP 6679241 B2 JP6679241 B2 JP 6679241B2 JP 2015166371 A JP2015166371 A JP 2015166371A JP 2015166371 A JP2015166371 A JP 2015166371A JP 6679241 B2 JP6679241 B2 JP 6679241B2
- Authority
- JP
- Japan
- Prior art keywords
- resin
- cavity
- gate
- design
- runner
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000011347 resin Substances 0.000 title claims description 86
- 229920005989 resin Polymers 0.000 title claims description 86
- 238000000465 moulding Methods 0.000 title claims description 41
- 230000000452 restraining effect Effects 0.000 claims description 13
- 238000005452 bending Methods 0.000 claims description 2
- 229910052709 silver Inorganic materials 0.000 description 22
- 239000004332 silver Substances 0.000 description 22
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 20
- 230000000694 effects Effects 0.000 description 9
- 230000001105 regulatory effect Effects 0.000 description 7
- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000001154 acute effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 150000003378 silver Chemical class 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
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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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/0077—Moulds or cores; Details thereof or accessories therefor characterised by the configuration of the mould filling gate ; accessories for connecting the mould filling gate with the filling spout
-
- 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
- B29C33/42—Moulds or cores; Details thereof or accessories therefor characterised by the shape of the moulding surface, e.g. ribs or grooves
-
- 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
- B29C45/0046—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
- B29C45/16—Making multilayered or multicoloured 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
- 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
-
- 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
- B29C45/17—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
- B29C45/63—Venting or degassing 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/42—Moulds or cores; Details thereof or accessories therefor characterised by the shape of the moulding surface, e.g. ribs or grooves
- B29C2033/422—Moulding surfaces provided with a shape to promote flow of 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
- B29C45/0025—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
- 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
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0018—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
- B29K2995/0025—Opaque
-
- 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
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0018—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
- B29K2995/0026—Transparent
-
- 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
- B29L2011/00—Optical elements, e.g. lenses, prisms
- B29L2011/0016—Lenses
-
- 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
- B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
-
- 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
- B29L2031/747—Lightning equipment
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Description
2 ランプボディ
3 成形装置(二色成形装置)
11 透光部(透明樹脂)
12 不透光部
13 意匠部
14 非意匠部
15 ランナー部
16 ゲート痕(ゲート配置部位)
17a,17b 突条部(異物等拘束部)
30 共通金型
31 一次金型
31a 一次キャビティ
32 二次金型
32a 二次キャビティ
34 ゲート
35 ホットランナー
36 ゲートピン
37,37A,37B ランナーキャビティ部(非意匠部)
38a,38b ウェル部(第1ウェル部)
39 第2ウェル部
HL ヘッドランプ
BD 車体
Claims (2)
- 意匠部と非意匠部を有し、意匠部の少なくとも一部が透明樹脂で成形されている樹脂成形品であって、前記非意匠部に樹脂成形したときのゲート痕が配置されており、前記非意匠部には前記ゲート痕と前記意匠部との間にL字型に屈曲された形状の部位が設けられ、この部位の屈曲部には、前記ゲート痕から延長される方向に沿って側方に突出されて前記透明樹脂に含まれている異物又は気泡を拘束した異物等拘束部が配設されていることを特徴とする樹脂成形品。
- 意匠部と非意匠部を有する成形品を成形するためのキャビティと、当該キャビティの前記非意匠部に対応する部位に配設されて当該キャビティに樹脂を射出するゲートを備える成形装置であって、前記キャビティの前記非意匠部に対応する部位であって、前記ゲートと前記意匠部を成形するキャビティとの間にL字型に屈曲された形状のランナーキャビティ部を有し、このランナーキャビティ部の屈曲部には、前記ゲートから延長される方向に沿って側方に突出されて前記樹脂の流れを規制して異物又は気泡を拘束するウェル部を備えることを特徴とする成形装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015166371A JP6679241B2 (ja) | 2015-08-26 | 2015-08-26 | 樹脂成形品と成形装置 |
CN201680049436.7A CN107921684B (zh) | 2015-08-26 | 2016-08-12 | 树脂成型品和成型装置 |
US15/754,722 US10875227B2 (en) | 2015-08-26 | 2016-08-12 | Resin molded product and molding device |
PCT/JP2016/073772 WO2017033775A1 (ja) | 2015-08-26 | 2016-08-12 | 樹脂成形品と成形装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015166371A JP6679241B2 (ja) | 2015-08-26 | 2015-08-26 | 樹脂成形品と成形装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017042983A JP2017042983A (ja) | 2017-03-02 |
JP6679241B2 true JP6679241B2 (ja) | 2020-04-15 |
Family
ID=58101186
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015166371A Active JP6679241B2 (ja) | 2015-08-26 | 2015-08-26 | 樹脂成形品と成形装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US10875227B2 (ja) |
JP (1) | JP6679241B2 (ja) |
CN (1) | CN107921684B (ja) |
WO (1) | WO2017033775A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7036612B2 (ja) * | 2018-02-13 | 2022-03-15 | 株式会社小糸製作所 | 樹脂成形品 |
JP7283432B2 (ja) * | 2020-03-30 | 2023-05-30 | 豊田合成株式会社 | 操作ノブ |
CN115871176A (zh) * | 2022-11-10 | 2023-03-31 | 珠海格力电器股份有限公司 | 外观部件、家用电器及模具 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0639877A (ja) | 1992-07-23 | 1994-02-15 | Sekisui Chem Co Ltd | 射出成形用金型 |
JP4231450B2 (ja) | 2004-04-20 | 2009-02-25 | トヨタ自動車株式会社 | 射出成形金型 |
US20080318051A1 (en) * | 2007-06-22 | 2008-12-25 | Ford Global Technologies, Llc | Molding system and molded-in-color panel |
JP5416997B2 (ja) | 2009-03-17 | 2014-02-12 | スタンレー電気株式会社 | 車両用灯具のレンズカバー製造方法 |
US20130149486A1 (en) | 2010-08-25 | 2013-06-13 | Norbert Müller | Method and device for thinly coating a component on all sides, in particular a decorative element, and component with a thin coating |
JP5680454B2 (ja) | 2011-03-16 | 2015-03-04 | 小島プレス工業株式会社 | 射出成形方法 |
JP2014124782A (ja) | 2012-12-25 | 2014-07-07 | Koito Mfg Co Ltd | 樹脂成形品の製造方法およびその製造方法により製造された車両用灯具の構成部品 |
-
2015
- 2015-08-26 JP JP2015166371A patent/JP6679241B2/ja active Active
-
2016
- 2016-08-12 US US15/754,722 patent/US10875227B2/en active Active
- 2016-08-12 CN CN201680049436.7A patent/CN107921684B/zh active Active
- 2016-08-12 WO PCT/JP2016/073772 patent/WO2017033775A1/ja active Application Filing
Also Published As
Publication number | Publication date |
---|---|
JP2017042983A (ja) | 2017-03-02 |
WO2017033775A1 (ja) | 2017-03-02 |
CN107921684B (zh) | 2020-12-01 |
US20180250859A1 (en) | 2018-09-06 |
CN107921684A (zh) | 2018-04-17 |
US10875227B2 (en) | 2020-12-29 |
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