JP4365707B2 - ヒンジ付き射出成形品の成形方法 - Google Patents
ヒンジ付き射出成形品の成形方法 Download PDFInfo
- Publication number
- JP4365707B2 JP4365707B2 JP2004083180A JP2004083180A JP4365707B2 JP 4365707 B2 JP4365707 B2 JP 4365707B2 JP 2004083180 A JP2004083180 A JP 2004083180A JP 2004083180 A JP2004083180 A JP 2004083180A JP 4365707 B2 JP4365707 B2 JP 4365707B2
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- JP
- Japan
- Prior art keywords
- hinge
- mold
- injection
- molding
- parts
- 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.)
- Expired - Lifetime
Links
- 238000000034 method Methods 0.000 title claims description 49
- 238000000465 moulding Methods 0.000 title claims description 48
- 238000001746 injection moulding Methods 0.000 title description 28
- 229920005989 resin Polymers 0.000 claims description 76
- 239000011347 resin Substances 0.000 claims description 76
- 238000002347 injection Methods 0.000 claims description 54
- 239000007924 injection Substances 0.000 claims description 54
- 229920003002 synthetic resin Polymers 0.000 description 14
- 239000000057 synthetic resin Substances 0.000 description 14
- 230000035939 shock Effects 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 239000005038 ethylene vinyl acetate Substances 0.000 description 2
- 229920001903 high density polyethylene Polymers 0.000 description 2
- 239000004700 high-density polyethylene Substances 0.000 description 2
- 229920001684 low density polyethylene Polymers 0.000 description 2
- 239000004702 low-density polyethylene Substances 0.000 description 2
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 2
- 239000004417 polycarbonate Substances 0.000 description 2
- -1 polypropylene Polymers 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
Images
Description
2 金型部
3 金型装置
4 インナーコア
11 部品
12 部品成形用キャビティ部
13 軟質樹脂
14 第一のゲート
21 ヒンジ部
22 ヒンジ部成形用キャビティ部
23 硬質樹脂
24 第二のゲート
Claims (1)
- 固定金型部と、可動金型部、可動金型部に設けた前進、後退自在なインナーコアと、硬質樹脂を射出するための第一のゲートと、軟質樹脂を射出するための第二のゲートとを備え金型装置を用いたヒンジ付射出成形品の成形方法であって、可動金型部と可動金型部を型閉めすると共にインナーコアを前進させて固定金型部に当接させることで、複数の部品を成形するための部品成形用キャビティ部を形成し且つ固定金型部に設けた第二のゲートをインナーコアで閉じ、次に、上記のようにして形成した部品成形用キャビティ部に硬質樹脂を一次射出して複数の硬質の部品を成形し、次に、固定金型部と可動金型部を型閉めしたままインナーコアを後退させて、隣接する部品成形用キャビティ部内に充填成形された部品間にヒンジ部成形用キャビティ部を形成すると共に第二のゲートを開口し、固定金型部と可動金型部を型閉めした状態のままヒンジ部成形用キャビティ部に第二のゲートから軟質樹脂を二次射出して隣接する硬質の部品同士を折り曲げ自在に連結一体化する軟質のヒンジ部を該軟質のヒンジ部の外面が部品の外面よりも外に突出するように成形することを特徴とするヒンジ付き射出成形品の成形方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004083180A JP4365707B2 (ja) | 2004-03-22 | 2004-03-22 | ヒンジ付き射出成形品の成形方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004083180A JP4365707B2 (ja) | 2004-03-22 | 2004-03-22 | ヒンジ付き射出成形品の成形方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005262846A JP2005262846A (ja) | 2005-09-29 |
JP4365707B2 true JP4365707B2 (ja) | 2009-11-18 |
Family
ID=35087874
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004083180A Expired - Lifetime JP4365707B2 (ja) | 2004-03-22 | 2004-03-22 | ヒンジ付き射出成形品の成形方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4365707B2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1829662A1 (de) * | 2006-03-02 | 2007-09-05 | Delphi Technologies, Inc. | Bauteil mit zwei Komponenten und Steckverbindungselement |
CN102079124B (zh) * | 2009-11-26 | 2013-04-10 | 群达模具(深圳)有限公司 | 一种通风器罩的注塑模具 |
CN110549548A (zh) * | 2019-08-27 | 2019-12-10 | 宁波米勒模具制造有限公司 | 一种双色注塑模具及成型方法 |
CN112549430B (zh) * | 2020-11-12 | 2022-06-14 | 长春富维安道拓汽车饰件系统有限公司 | 一种气囊盒织物铰链及金属衬套注塑镶嵌的方法 |
-
2004
- 2004-03-22 JP JP2004083180A patent/JP4365707B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
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JP2005262846A (ja) | 2005-09-29 |
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