JPS636820U - - Google Patents
Info
- Publication number
- JPS636820U JPS636820U JP9858686U JP9858686U JPS636820U JP S636820 U JPS636820 U JP S636820U JP 9858686 U JP9858686 U JP 9858686U JP 9858686 U JP9858686 U JP 9858686U JP S636820 U JPS636820 U JP S636820U
- Authority
- JP
- Japan
- Prior art keywords
- layer resin
- core
- resin material
- molding machine
- sprue
- 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 claims description 8
- 229920005989 resin Polymers 0.000 claims description 8
- 239000012792 core layer Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims 4
- 239000010410 layer Substances 0.000 claims 3
- 238000001746 injection moulding Methods 0.000 claims 2
- 239000002344 surface layer Substances 0.000 claims 1
- 238000000465 moulding Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Description
第１図、第２図ａ，ｂは本考案実施例を示し、
第１図は成形品１と各ランナー部を示し、第２図
ａは成形機の要部説明図、第２図ｂは第２図ａの
Ａ１―Ａ２方向の断面図。第３図ａは問題点を含
む成形機の要部説明図。第３図ｂは第３図ａのＢ
１―Ｂ２方向の断面図。第４図は本考案成形機の
装置図。 ２ａ……スキン用スプルー、２ｂ……スキン用
ランナー、２ｃ……共通ランナー、２ｄ……ゲー
ト、２ｅ……コア用スプルー、２ｆ……合流点、
２ｇ……コア層樹脂滞留部。
第１図は成形品１と各ランナー部を示し、第２図
ａは成形機の要部説明図、第２図ｂは第２図ａの
Ａ１―Ａ２方向の断面図。第３図ａは問題点を含
む成形機の要部説明図。第３図ｂは第３図ａのＢ
１―Ｂ２方向の断面図。第４図は本考案成形機の
装置図。 ２ａ……スキン用スプルー、２ｂ……スキン用
ランナー、２ｃ……共通ランナー、２ｄ……ゲー
ト、２ｅ……コア用スプルー、２ｆ……合流点、
２ｇ……コア層樹脂滞留部。
Claims (1)
- 成形品の中止部をコア層樹脂材料、表面層をス
キン層樹脂材料として、コア層樹脂材料をスキン
層樹脂材料でサンドイツチ状に成形する射出成形
機において、スキン層樹脂の通るスキン用ランナ
ーとコア層樹脂の通るコアスプルーの合流点であ
つて、コアスプルーの軸線と垂直方向にコア層樹
脂の入る樹脂溜り部を設けたことを特徴とする射
出成形機。
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9858686U JPH0325947Y2 (ja) | 1986-06-26 | 1986-06-26 | |
| US07/246,613 US4840553A (en) | 1986-03-20 | 1988-09-20 | Metal mold structure for molding multi-layer resin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9858686U JPH0325947Y2 (ja) | 1986-06-26 | 1986-06-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS636820U true JPS636820U (ja) | 1988-01-18 |
| JPH0325947Y2 JPH0325947Y2 (ja) | 1991-06-05 |
Family
ID=30966659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9858686U Expired JPH0325947Y2 (ja) | 1986-03-20 | 1986-06-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0325947Y2 (ja) |
-
1986
- 1986-06-26 JP JP9858686U patent/JPH0325947Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0325947Y2 (ja) | 1991-06-05 |