JPH0483619U - - Google Patents
Info
- Publication number
- JPH0483619U JPH0483619U JP12789690U JP12789690U JPH0483619U JP H0483619 U JPH0483619 U JP H0483619U JP 12789690 U JP12789690 U JP 12789690U JP 12789690 U JP12789690 U JP 12789690U JP H0483619 U JPH0483619 U JP H0483619U
- Authority
- JP
- Japan
- Prior art keywords
- opening
- raw material
- molded product
- injection molded
- reaction injection
- 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.)
- Pending
Links
- 239000002994 raw material Substances 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000000465 moulding Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の実施例に係る反応射出成形品
としてのフロントフエンダの斜視図、第２図は成
形型の縦断面図、第３図は成形型の分解斜視図、
第４図はフロントフエンダ成形時における成形原
料の流動方向を説明する説明図、第５図ａ，ｂ，
ｃは開口部周りにおける成形原料の挙動を示す説
明図である。第６図および第７図ａ，ｂ，ｃは従
来例の第４図および第５図ａ，ｂ，ｃ相当図であ
る。
２……開口部、２ａ……開口辺、３……成形原
料、９……型開口形成部、Ａ……フロントフエン
ダ（反応射出成形品）、ｔ１，ｔ２……肉厚。
FIG. 1 is a perspective view of a front fender as a reaction injection molded product according to an embodiment of the present invention, FIG. 2 is a longitudinal sectional view of a mold, and FIG. 3 is an exploded perspective view of the mold.
Fig. 4 is an explanatory diagram illustrating the flow direction of the forming raw material during front fender molding, Fig. 5 a, b,
c is an explanatory diagram showing the behavior of the forming raw material around the opening. FIG. 6 and FIGS. 7a, b, and c are views corresponding to FIGS. 4 and 5, a, b, and c of the conventional example. 2...Opening part, 2a...Opening side, 3...Molding raw material, 9...Mold opening forming part, A...Front fender (reaction injection molded product), t1 , t2 ...Wall thickness.
Claims (1)
を上記成形原料の流れ方向下流側に有する開口部
が形成された反応射出成形品であつて、上記開口
部を形成する型開口形成部により成形原料の流れ
が上記型開口形成部の両側に二分される一方の開
口側部の肉厚が、他方の開口側部のそれよりも薄
く形成されていることを特徴とする反応射出成形
品。 A reaction injection molded product having an opening having an opening side substantially perpendicular to the flow direction of the molding raw material on the downstream side in the flow direction of the molding raw material, which is molded by a mold opening forming part that forms the opening. A reaction injection molded product characterized in that the flow of raw material is divided into two sides of the mold opening forming portion, and one opening side portion is formed to have a wall thickness thinner than that of the other opening side portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12789690U JPH0483619U (en) | 1990-11-29 | 1990-11-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12789690U JPH0483619U (en) | 1990-11-29 | 1990-11-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0483619U true JPH0483619U (en) | 1992-07-21 |
Family
ID=31875378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12789690U Pending JPH0483619U (en) | 1990-11-29 | 1990-11-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0483619U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09314609A (en) * | 1996-05-30 | 1997-12-09 | Nippon Zeon Co Ltd | Production of reactive injection molded object having opening part and mold apparatus |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6387215A (en) * | 1986-09-30 | 1988-04-18 | Hashimoto Forming Co Ltd | Preparation of decorative molding |
-
1990
- 1990-11-29 JP JP12789690U patent/JPH0483619U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6387215A (en) * | 1986-09-30 | 1988-04-18 | Hashimoto Forming Co Ltd | Preparation of decorative molding |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09314609A (en) * | 1996-05-30 | 1997-12-09 | Nippon Zeon Co Ltd | Production of reactive injection molded object having opening part and mold apparatus |
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