JPH0483612U - - Google Patents
Info
- Publication number
- JPH0483612U JPH0483612U JP12789890U JP12789890U JPH0483612U JP H0483612 U JPH0483612 U JP H0483612U JP 12789890 U JP12789890 U JP 12789890U JP 12789890 U JP12789890 U JP 12789890U JP H0483612 U JPH0483612 U JP H0483612U
- Authority
- JP
- Japan
- Prior art keywords
- runner
- mold
- runner half
- reaction injection
- downstream
- 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
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000000465 moulding Methods 0.000 claims 1
- 239000002994 raw material Substances 0.000 claims 1
- 238000010107 reaction injection moulding Methods 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Description
図面は本考案の実施例を示し、第１図はランナ
ー形状を示す模式図、第２図は第１図の−線
に相当する反応射出成形型の断面図、第３図は第
１図の−線に相当する反応射出成形型の断面
図、第４図は成形型の平面図である。第５図およ
び第６図は従来例の第１図および第３図相当図で
ある。
１……下型、２……キヤビテイ、３……ランナ
ー、６……上型、７……第１ランナー半体、８…
…第２ランナー半体、９……基幹部、１０……分
岐部、Ａ……反応射出成形型。
The drawings show an embodiment of the present invention; FIG. 1 is a schematic diagram showing the runner shape, FIG. 2 is a cross-sectional view of the reaction injection mold corresponding to the - line in FIG. 1, and FIG. A sectional view of the reaction injection mold corresponding to the - line, and FIG. 4 is a plan view of the mold. 5 and 6 are views corresponding to FIGS. 1 and 3 of the conventional example. 1...Lower mold, 2...Cavity, 3...Runner, 6...Upper mold, 7...First runner half, 8...
...Second runner half, 9...Main body, 10...Branch portion, A...Reaction injection mold.
Claims (1)
を導入する二股に分岐したランナーであつて、上
型に形成された第１ランナー半体と、下型に形成
された第２ランナー半体とからなり、上流側の基
幹部では、上記第１ランナー半体と第２ランナー
半体とが重なつて１本の導入路を形成し、かつ下
流側の各分岐部では、分岐点から下流に行くに従
つて上記第１ランナー半体と第２ランナー半体と
が徐々にずれて各々により２本の導入路を形成し
ていることを特徴とする反応射出成形型のランナ
ー。 A bifurcated runner that introduces molding raw materials into the two cavities of a reaction injection mold, consisting of a first runner half formed in the upper mold and a second runner half formed in the lower mold. , at the upstream main body, the first runner half and the second runner half overlap to form one introduction path, and at each downstream branch, from the branch point to the downstream Accordingly, a runner for a reaction injection molding mold is characterized in that the first runner half and the second runner half are gradually shifted to form two introduction paths.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12789890U JPH0483612U (en) | 1990-11-29 | 1990-11-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12789890U JPH0483612U (en) | 1990-11-29 | 1990-11-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0483612U true JPH0483612U (en) | 1992-07-21 |
Family
ID=31875380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12789890U Pending JPH0483612U (en) | 1990-11-29 | 1990-11-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0483612U (en) |
-
1990
- 1990-11-29 JP JP12789890U patent/JPH0483612U/ja active Pending