JPS63144213U - - Google Patents
Info
- Publication number
- JPS63144213U JPS63144213U JP3678087U JP3678087U JPS63144213U JP S63144213 U JPS63144213 U JP S63144213U JP 3678087 U JP3678087 U JP 3678087U JP 3678087 U JP3678087 U JP 3678087U JP S63144213 U JPS63144213 U JP S63144213U
- Authority
- JP
- Japan
- Prior art keywords
- mold
- slide core
- time
- molding
- burr
- 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 2
- 239000007924 injection Substances 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims description 2
- 238000010107 reaction injection moulding Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Description
図面はこの考案の一実施例を示し、第１図は反
応射出成形用金型構造を示す断面図、第２図は成
形位置における第１図の要部拡大図、第３図は脱
型位置の説明図、第４図は従来の反応射出成形用
金型構造を示す部分断面図である。
３……キヤビテイ、４……固定コア、７……可
動コア、８……スライドコア、１０……バリ、１
１……溝、１２……バンパー。
The drawings show one embodiment of this invention; Fig. 1 is a cross-sectional view showing the structure of a mold for reaction injection molding, Fig. 2 is an enlarged view of the main part of Fig. 1 at the molding position, and Fig. 3 is the demolding position. FIG. 4 is a partial sectional view showing a conventional reaction injection mold structure. 3... Cavity, 4... Fixed core, 7... Movable core, 8... Slide core, 10... Burr, 1
1...Groove, 12...Bumper.
Claims (1)
の位置との間を摺動自在に取付けられたスライド
コアを有する反応射出成形用金型において、 上記金型の上記スライドコアとの摺接面で、か
つ、そのスライドコアとの間のバリが発生する部
分に、 先端が上記スライドコアの脱型方法に傾斜した
バリ係止用の溝を形成した 反応射出成形金型構造。[Scope of Claim for Utility Model Registration] A mold for reaction injection molding having a slide core slidably attached to the mold between a position at the time of molding and a position at the time of taking out the molded product, A burr-retaining groove whose tip is inclined toward the method for demolding the slide core is formed on the sliding surface of the mold with the slide core and in the part where burrs are generated between the mold and the slide core. Injection mold structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3678087U JPS63144213U (en) | 1987-03-12 | 1987-03-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3678087U JPS63144213U (en) | 1987-03-12 | 1987-03-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63144213U true JPS63144213U (en) | 1988-09-22 |
Family
ID=30847505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3678087U Pending JPS63144213U (en) | 1987-03-12 | 1987-03-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63144213U (en) |
-
1987
- 1987-03-12 JP JP3678087U patent/JPS63144213U/ja active Pending