JPH0248312U - - Google Patents
Info
- Publication number
- JPH0248312U JPH0248312U JP12854388U JP12854388U JPH0248312U JP H0248312 U JPH0248312 U JP H0248312U JP 12854388 U JP12854388 U JP 12854388U JP 12854388 U JP12854388 U JP 12854388U JP H0248312 U JPH0248312 U JP H0248312U
- Authority
- JP
- Japan
- Prior art keywords
- joint surface
- molten resin
- mold joint
- gate
- molding die
- 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
- 238000000465 moulding Methods 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 5
- 229920005989 resin Polymers 0.000 claims description 5
- 238000001125 extrusion Methods 0.000 claims 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Description
第１図および第２図は本考案に係る成形用金型
のゲートの構造の実施例を示し、第１図はトンネ
ルゲート近傍の縦断面図、第２図はトンネルゲー
トと溶融樹脂通路としての補助ゲートとの接合部
の断面図、第３図および第４図は従来の成形用金
型におけるゲートの構造を示し、第３図はトンネ
ルゲート近傍の縦断面図、第４図は同じく要部の
拡大縦断面図である。
１０……固定金型、１１……可動金型、１２…
…接合面、１３……ランナ、１４……キヤビテイ
、１５……コア、１６……補助ランナ、１７……
入駒、１８……トンネルゲート、１８ａ……接合
面。
1 and 2 show examples of the structure of the gate of the molding die according to the present invention, FIG. 1 is a longitudinal cross-sectional view of the vicinity of the tunnel gate, and FIG. 2 shows the structure of the tunnel gate and the molten resin passage. A cross-sectional view of the joint with the auxiliary gate, Figures 3 and 4 show the structure of the gate in a conventional molding die, Figure 3 is a longitudinal cross-sectional view of the vicinity of the tunnel gate, and Figure 4 is the same main part. FIG. 10...Fixed mold, 11...Movable mold, 12...
...Joint surface, 13...Runner, 14...Cavity, 15...Core, 16...Auxiliary runner, 17...
Irikoma, 18...Tunnel gate, 18a...Joint surface.
Claims (1)
とほゞ直交する方向に延びる成形空間部の一部な
いしは補助ランナをなす溶融樹脂通路を備えた成
形用金型において、前記金型接合面のランナから
前記溶融樹脂通路へ向うにしたがつて金型接合面
から遠ざかるように傾斜して形成したトンネルゲ
ートを、前記溶融樹脂通路を閉塞して設けたコア
の一部ないしは押出しピンと、溶融樹脂通路の先
端部との両方に先端を接合させて設けたことを特
徴とする成形用金型におけるゲートの構造。 In a molding die comprising a molten resin passage forming a part of the molding space or an auxiliary runner extending from a molding space in contact with the mold joint surface in a direction substantially perpendicular to the mold joint surface, the mold joint surface A part of the core or an extrusion pin provided by closing the molten resin passageway is provided with a tunnel gate formed so as to be inclined away from the mold joint surface as it goes from the runner to the molten resin passageway, and the molten resin. A structure of a gate in a molding die, characterized in that the gate is provided with its tip joined to both the tip of the passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12854388U JPH0248312U (en) | 1988-09-30 | 1988-09-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12854388U JPH0248312U (en) | 1988-09-30 | 1988-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0248312U true JPH0248312U (en) | 1990-04-04 |
Family
ID=31381983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12854388U Pending JPH0248312U (en) | 1988-09-30 | 1988-09-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0248312U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0229713B2 (en) * | 1981-11-02 | 1990-07-02 | Idemitsu Kosan Co |
-
1988
- 1988-09-30 JP JP12854388U patent/JPH0248312U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0229713B2 (en) * | 1981-11-02 | 1990-07-02 | Idemitsu Kosan Co |