JPH0433521U - - Google Patents
Info
- Publication number
- JPH0433521U JPH0433521U JP7552990U JP7552990U JPH0433521U JP H0433521 U JPH0433521 U JP H0433521U JP 7552990 U JP7552990 U JP 7552990U JP 7552990 U JP7552990 U JP 7552990U JP H0433521 U JPH0433521 U JP H0433521U
- Authority
- JP
- Japan
- Prior art keywords
- mold
- molds
- ejector pin
- circumferential surface
- outer circumferential
- 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
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Description
第１図は本考案の一実施態様に基づく射出成形
用金型の部分断面図、第２図は冷却孔を備えた従
来の射出成形用金型の部分断面図、第３図は突出
しピンを備えた従来の射出成形用金型の部分断面
図である。
図中の符号、１……固定金型、２……可動金型
、３……エジエクタプレート、４……突出しピン
、５……円筒状部材、６……中心部材、７……ダ
イレクトゲート、８……冷却孔、９……冷却孔、
１０……金型内空間、１１……固定金型、１２…
…可動金型、１３……ダイレクトゲート、１４…
…冷却孔、１５……冷却孔、１６……金型内空間
、２１……固定金型、２２……可動金型、２３…
…エジエクタプレート、２４……突出しピン、２
５……ダイレクトゲート、２６……金型内空間。
FIG. 1 is a partial sectional view of an injection mold according to an embodiment of the present invention, FIG. 2 is a partial sectional view of a conventional injection mold equipped with cooling holes, and FIG. 3 is a partial sectional view of a conventional injection mold with cooling holes. FIG. 2 is a partial cross-sectional view of a conventional injection mold. Symbols in the diagram: 1...Fixed mold, 2...Movable mold, 3...Ejector plate, 4...Ejecting pin, 5...Cylindrical member, 6...Center member, 7...Direct gate , 8...cooling hole, 9...cooling hole,
10...Mold interior space, 11...Fixed mold, 12...
...Movable mold, 13...Direct gate, 14...
...Cooling hole, 15...Cooling hole, 16...Mold interior space, 21...Fixed mold, 22...Movable mold, 23...
...Ejector plate, 24...Ejector pin, 2
5... Direct gate, 26... Space inside the mold.
Claims (1)
された成形品を該金型の型開き動作に連動して金
型から突き出す突出しピンとを有する金型におい
て、前記突出しピンは少なくとも前記金型と摺接
する外周面を除く中心部分が前記金型よりも熱伝
導率の高い材料で構成されると共に、前記外周面
が前記突出しピンの中心部分よりも耐磨耗性の高
い材料で構成された二重構造を有することを特徴
とする金型。 (2) 前記突出しピンの中心部分が、ベリリウム
銅で構成されていることを特徴とする請求項１に
記載の金型。[Claims for Utility Model Registration] (1) A mold having at least two molds and an ejector pin that projects a molded product formed by the molds from the molds in conjunction with the opening operation of the molds, At least the center portion of the ejector pin, excluding the outer circumferential surface that makes sliding contact with the mold, is made of a material with higher thermal conductivity than the mold, and the outer circumferential surface is more resistant to wear than the center portion of the ejector pin. A mold characterized by having a double structure made of a material with high properties. (2) The mold according to claim 1, wherein a central portion of the ejecting pin is made of beryllium copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7552990U JPH0433521U (en) | 1990-07-18 | 1990-07-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7552990U JPH0433521U (en) | 1990-07-18 | 1990-07-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0433521U true JPH0433521U (en) | 1992-03-18 |
Family
ID=31616184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7552990U Pending JPH0433521U (en) | 1990-07-18 | 1990-07-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0433521U (en) |
-
1990
- 1990-07-18 JP JP7552990U patent/JPH0433521U/ja active Pending
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