JPH03129430U - - Google Patents
Info
- Publication number
- JPH03129430U JPH03129430U JP3912390U JP3912390U JPH03129430U JP H03129430 U JPH03129430 U JP H03129430U JP 3912390 U JP3912390 U JP 3912390U JP 3912390 U JP3912390 U JP 3912390U JP H03129430 U JPH03129430 U JP H03129430U
- Authority
- JP
- Japan
- Prior art keywords
- mold
- sprue
- communicating
- fixed mold
- valve hole
- 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
- 238000001746 injection moulding Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Description
第１図は本考案射出成形用金型の一実施例を示
す一部切欠いた半裁断面図、第２図は同じくキヤ
ビテイ内減圧時の状態を示す一部切欠いた半裁断
面図、第３図従来の射出成形用金型を示す一部切
欠いた半裁断面図、第４図は同じくキヤビテイ内
減圧時の状態を示す一部切欠いた半裁断面図であ
る。
１……固定型、２……可動型、３……スプル、
４……ゲート、５……キヤビテイ、６……弁孔、
７……弁座、８……排気孔、９……吸引排気手段
、１０……弁機構、１１……ステム、１２……弁
体、１３……隙間、１４……ステム挿通孔、１５
……フランジ、１６……コイルスプリング、１７
……エアシリンダ、１８……ピストン、１９……
第一室、２０……第二室、２１，２２……導圧孔
、２３……ロツド。
Fig. 1 is a partially cutaway sectional view showing an embodiment of the injection mold of the present invention, Fig. 2 is a partially cutaway sectional view showing the state when the pressure inside the cavity is reduced, and Fig. 3 is the conventional injection mold. FIG. 4 is a partially cutaway sectional view showing the injection mold of FIG. 4, and FIG. 1... Fixed type, 2... Movable type, 3... Sprue,
4...Gate, 5...Cavity, 6...Valve hole,
7... Valve seat, 8... Exhaust hole, 9... Suction/exhaust means, 10... Valve mechanism, 11... Stem, 12... Valve body, 13... Gap, 14... Stem insertion hole, 15
...Flange, 16...Coil spring, 17
...Air cylinder, 18...Piston, 19...
First chamber, 20... Second chamber, 21, 22... Pressure guiding hole, 23... Rod.
Claims (1)
１と接離自在に対向する可動型２との間に、上記
スプル３と連通したキヤビテイ５を形成してなる
射出成形用金型であつて、上記可動型２に形成さ
れてスプル３へ臨んで開口するとともに吸引排気
手段９へ連通する弁孔６と、該弁孔６を開閉する
弁機構１０を設けたことを特徴とする射出成形用
金型。 The injection mold has a cavity 5 communicating with the sprue 3 formed between a fixed mold 1 having a sprue 3 formed therethrough and a movable mold 2 facing the fixed mold 1 so as to be able to move toward and away from the fixed mold 1. Injection molding characterized in that a valve hole 6 formed in the movable mold 2 and opening facing the sprue 3 and communicating with the suction/exhaust means 9, and a valve mechanism 10 for opening and closing the valve hole 6 are provided. Mold for use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3912390U JPH03129430U (en) | 1990-04-12 | 1990-04-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3912390U JPH03129430U (en) | 1990-04-12 | 1990-04-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03129430U true JPH03129430U (en) | 1991-12-26 |
Family
ID=31547750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3912390U Pending JPH03129430U (en) | 1990-04-12 | 1990-04-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03129430U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015145098A (en) * | 2014-02-03 | 2015-08-13 | 国立大学法人九州工業大学 | Discharge method of gas in die, and discharge method-applied molding die |
-
1990
- 1990-04-12 JP JP3912390U patent/JPH03129430U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015145098A (en) * | 2014-02-03 | 2015-08-13 | 国立大学法人九州工業大学 | Discharge method of gas in die, and discharge method-applied molding die |
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