JPH0160757U - - Google Patents
Info
- Publication number
- JPH0160757U JPH0160757U JP15486387U JP15486387U JPH0160757U JP H0160757 U JPH0160757 U JP H0160757U JP 15486387 U JP15486387 U JP 15486387U JP 15486387 U JP15486387 U JP 15486387U JP H0160757 U JPH0160757 U JP H0160757U
- Authority
- JP
- Japan
- Prior art keywords
- intake
- movable plate
- casting machine
- mold
- movable
- 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
- 238000004512 die casting Methods 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 4
Landscapes
- Self-Closing Valves And Venting Or Aerating Valves (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Description
第１図は本考案実施の１例を示すダイカストマ
シンの型締状態の断面図、第２図はそのダイカス
トマシンに溶湯２０を射出した状態の断面図、第
３図は開型状態の要部拡大断面図、第４図は可動
プレート１および可動金型２の正面図、第５図は
固定プレート３の正面図である。
図中主要符号、１……可動プレート、２……可
動金型、３……固定プレート、４……吸気路、５
……連動杆、６……支柱ピン、７……受圧ピン、
８……吸気弁、１７……バイパス、２０……溶湯
、２３……固定金型、２４……キヤビテイ。
Fig. 1 is a cross-sectional view of a die-casting machine in a mold-clamped state showing an example of the implementation of the present invention, Fig. 2 is a cross-sectional view of a state in which molten metal 20 is injected into the die-casting machine, and Fig. 3 is a main part of the die-casting machine in an open state. 4 is a front view of the movable plate 1 and the movable mold 2, and FIG. 5 is a front view of the fixed plate 3. Main symbols in the figure: 1...Movable plate, 2...Movable mold, 3...Fixed plate, 4...Intake path, 5
... Interlocking rod, 6 ... Support pin, 7 ... Pressure receiving pin,
8... Intake valve, 17... Bypass, 20... Molten metal, 23... Fixed mold, 24... Cavity.
Claims (1)
ヤビテイ内のエアを吸引して溶湯を射出する真空
ダイカストマシンにおいて、前記可動金型、固定
金型上に各々可動プレート、固定プレートを設け
、可動プレートの背面側下方に植設した支柱ピン
に連動杆の基端を揺動自在に軸支するとともに、
先端の受圧面がキヤビテイと連通する可動プレー
トの吸気路に突出した受圧ピンおよび吸気孔開閉
用の吸気弁を前記連動杆の支柱ピン上方に各々回
動自在に軸支し、且つ可動プレートの吸気路と吸
気孔を固定プレートの内面に設けた略コ字型のバ
イパスで連通させたことを特徴とする真空ダイカ
ストマシンの吸気バルブ機構。 (2) 略コ字型のバイパスを、溶湯の流れに従い
順次遅流となるよう広くしたことを特徴とする実
用新案登録請求の範囲第(1)項記載の真空ダイカ
ストマシンの吸気バルブ機構。[Scope of Claim for Utility Model Registration] (1) In a vacuum die casting machine that injects molten metal by sucking air in a cavity formed between a movable mold and a fixed mold, the movable mold and the fixed mold A movable plate and a fixed plate are respectively provided on the top, and the base end of the interlocking rod is swingably supported on a prop pin planted below the back side of the movable plate.
A pressure receiving pin and an intake valve for opening and closing the intake hole, each of which has a pressure receiving surface at its tip projecting into the intake path of the movable plate communicating with the cavity, are rotatably supported above the support pin of the interlocking rod, and the intake air of the movable plate is An intake valve mechanism for a vacuum die-casting machine, characterized in that the passage and the intake hole are communicated through a substantially U-shaped bypass provided on the inner surface of a fixed plate. (2) The intake valve mechanism for a vacuum die-casting machine according to claim 1, wherein the substantially U-shaped bypass is widened so that the flow is gradually slowed down in accordance with the flow of the molten metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15486387U JPH0160757U (en) | 1987-10-09 | 1987-10-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15486387U JPH0160757U (en) | 1987-10-09 | 1987-10-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0160757U true JPH0160757U (en) | 1989-04-18 |
Family
ID=31431973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15486387U Pending JPH0160757U (en) | 1987-10-09 | 1987-10-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0160757U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016516588A (en) * | 2013-12-17 | 2016-06-09 | 韓国生産技術研究院Ｋｏｒｅａ Ｉｎｓｔｉｔｕｔｅ Ｏｆ Ｉｎｄｕｓｔｒｉａｌ Ｔｅｃｈｎｏｌｏｇｙ | Rotor casting apparatus having lever control type vent function, rotor using the same, and casting method thereof |
-
1987
- 1987-10-09 JP JP15486387U patent/JPH0160757U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016516588A (en) * | 2013-12-17 | 2016-06-09 | 韓国生産技術研究院Ｋｏｒｅａ Ｉｎｓｔｉｔｕｔｅ Ｏｆ Ｉｎｄｕｓｔｒｉａｌ Ｔｅｃｈｎｏｌｏｇｙ | Rotor casting apparatus having lever control type vent function, rotor using the same, and casting method thereof |
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