JP2020104438A - 車輌用樹脂成形品 - Google Patents
車輌用樹脂成形品 Download PDFInfo
- Publication number
- JP2020104438A JP2020104438A JP2018246548A JP2018246548A JP2020104438A JP 2020104438 A JP2020104438 A JP 2020104438A JP 2018246548 A JP2018246548 A JP 2018246548A JP 2018246548 A JP2018246548 A JP 2018246548A JP 2020104438 A JP2020104438 A JP 2020104438A
- Authority
- JP
- Japan
- Prior art keywords
- vehicle
- molten resin
- resin
- molded product
- gate
- 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.)
- Granted
Links
- 239000011347 resin Substances 0.000 title claims abstract description 125
- 229920005989 resin Polymers 0.000 title claims abstract description 125
- 238000000465 moulding Methods 0.000 title claims abstract description 7
- 238000001746 injection moulding Methods 0.000 claims description 12
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 abstract description 4
- 238000002347 injection Methods 0.000 abstract description 4
- 239000007924 injection Substances 0.000 abstract description 4
- 229910052709 silver Inorganic materials 0.000 abstract description 4
- 239000004332 silver Substances 0.000 abstract description 4
- 239000000243 solution Substances 0.000 abstract 1
- 230000007423 decrease Effects 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000012780 transparent material Substances 0.000 description 2
- 235000021189 garnishes Nutrition 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 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
- B29C45/0025—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
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/37—Mould cavity walls, i.e. the inner surface forming the mould cavity, e.g. linings
-
- 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
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/28—Closure devices therefor
- B29C45/2806—Closure devices therefor consisting of needle valve systems
-
- 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
- B29C45/28—Closure devices therefor
- B29C45/2896—Closure devices therefor extending in or through the mould cavity, e.g. valves mounted opposite the sprue channel
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
Description
Claims (5)
- 射出成形用金型のキャビティに充填される溶融樹脂が固化されることにより成形されると共にバルブピンによって形成される凹状のゲート痕が残存する車輌用樹脂成形品であって、
前記溶融樹脂の前記ゲート痕から充填端末までの流動距離をLとし最大の厚みをTとしたときにL/Tが190以上にされ、
前記ゲート痕の外側開口縁が平面状の平坦部として形成され、
前記ゲート痕の直径に対する最大の深さの割合が20%以上にされた
車輌用樹脂成形品。 - 前記ゲート痕の表面が曲面状に形成された
請求項1に記載の車輌用樹脂成形品。 - 前記ゲート痕の表面が球面状に形成された
請求項2に記載の車輌用樹脂成形品。 - 前記ゲート痕の表面が円錐面状に形成された
請求項1に記載の車輌用樹脂成形品。 - 前記ゲート痕が残存する部分が充填始端部として設けられ、
前記充填始端部の厚みが4mm以下にされた
請求項1から請求項4の何れかに記載の車輌用樹脂成形品。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018246548A JP7183037B2 (ja) | 2018-12-28 | 2018-12-28 | 車輌用樹脂成形品 |
CN201911279959.2A CN111376455A (zh) | 2018-12-28 | 2019-12-13 | 车辆用树脂成型品 |
DE102019220088.5A DE102019220088A1 (de) | 2018-12-28 | 2019-12-18 | Fahrzeug-kunstharzformteil |
US16/722,014 US11407151B2 (en) | 2018-12-28 | 2019-12-20 | Vehicular resin molded article |
FR1915589A FR3091194A1 (fr) | 2018-12-28 | 2019-12-24 | Article véhiculaire moulé en résine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018246548A JP7183037B2 (ja) | 2018-12-28 | 2018-12-28 | 車輌用樹脂成形品 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020104438A true JP2020104438A (ja) | 2020-07-09 |
JP7183037B2 JP7183037B2 (ja) | 2022-12-05 |
Family
ID=71079527
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018246548A Active JP7183037B2 (ja) | 2018-12-28 | 2018-12-28 | 車輌用樹脂成形品 |
Country Status (5)
Country | Link |
---|---|
US (1) | US11407151B2 (ja) |
JP (1) | JP7183037B2 (ja) |
CN (1) | CN111376455A (ja) |
DE (1) | DE102019220088A1 (ja) |
FR (1) | FR3091194A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2021133661A (ja) * | 2020-02-28 | 2021-09-13 | 双葉電子工業株式会社 | 射出成形用金型 |
WO2022264965A1 (ja) * | 2021-06-16 | 2022-12-22 | 株式会社小糸製作所 | カバー体、これに用いられる射出成形体の製造装置、及び射出成形体の製造方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1177760A (ja) * | 1997-09-16 | 1999-03-23 | Sekisui Chem Co Ltd | 射出成形金型のバルブゲート |
JP2002018910A (ja) * | 2000-06-30 | 2002-01-22 | Canon Inc | 射出成形用金型のバルブゲート構造及び成形品 |
JP2013006361A (ja) * | 2011-06-24 | 2013-01-10 | Stanley Electric Co Ltd | バルブゲート式金型装置 |
JP2015096328A (ja) * | 2013-10-08 | 2015-05-21 | 三菱エンジニアリングプラスチックス株式会社 | 多色成形品の成形方法及び多色成形品 |
JP2017030155A (ja) * | 2015-07-29 | 2017-02-09 | 株式会社尾関ホットランナープラン | 射出成形装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1196570C (zh) * | 2000-02-24 | 2005-04-13 | 东丽株式会社 | 纤维增强塑料成型制品及其生产方法 |
CN1795084A (zh) * | 2003-05-22 | 2006-06-28 | 住友重机械工业株式会社 | 成型方法、成型用模具、成型品及成型机 |
WO2011162958A2 (en) * | 2010-06-22 | 2011-12-29 | Coopervision International Holding Company, Lp | Methods, devices, and systems for injection molding contact lenses |
JP6598601B2 (ja) | 2015-09-07 | 2019-10-30 | 株式会社小糸製作所 | 自動車用灯具用前面カバーおよび金型装置 |
-
2018
- 2018-12-28 JP JP2018246548A patent/JP7183037B2/ja active Active
-
2019
- 2019-12-13 CN CN201911279959.2A patent/CN111376455A/zh active Pending
- 2019-12-18 DE DE102019220088.5A patent/DE102019220088A1/de active Pending
- 2019-12-20 US US16/722,014 patent/US11407151B2/en active Active
- 2019-12-24 FR FR1915589A patent/FR3091194A1/fr active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1177760A (ja) * | 1997-09-16 | 1999-03-23 | Sekisui Chem Co Ltd | 射出成形金型のバルブゲート |
JP2002018910A (ja) * | 2000-06-30 | 2002-01-22 | Canon Inc | 射出成形用金型のバルブゲート構造及び成形品 |
JP2013006361A (ja) * | 2011-06-24 | 2013-01-10 | Stanley Electric Co Ltd | バルブゲート式金型装置 |
JP2015096328A (ja) * | 2013-10-08 | 2015-05-21 | 三菱エンジニアリングプラスチックス株式会社 | 多色成形品の成形方法及び多色成形品 |
JP2017030155A (ja) * | 2015-07-29 | 2017-02-09 | 株式会社尾関ホットランナープラン | 射出成形装置 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2021133661A (ja) * | 2020-02-28 | 2021-09-13 | 双葉電子工業株式会社 | 射出成形用金型 |
JP7141609B2 (ja) | 2020-02-28 | 2022-09-26 | 双葉電子工業株式会社 | 射出成形用金型 |
WO2022264965A1 (ja) * | 2021-06-16 | 2022-12-22 | 株式会社小糸製作所 | カバー体、これに用いられる射出成形体の製造装置、及び射出成形体の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
US20200206992A1 (en) | 2020-07-02 |
FR3091194A1 (fr) | 2020-07-03 |
JP7183037B2 (ja) | 2022-12-05 |
US11407151B2 (en) | 2022-08-09 |
CN111376455A (zh) | 2020-07-07 |
DE102019220088A1 (de) | 2020-07-02 |
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