JPH0368955U - - Google Patents
Info
- Publication number
- JPH0368955U JPH0368955U JP12801589U JP12801589U JPH0368955U JP H0368955 U JPH0368955 U JP H0368955U JP 12801589 U JP12801589 U JP 12801589U JP 12801589 U JP12801589 U JP 12801589U JP H0368955 U JPH0368955 U JP H0368955U
- Authority
- JP
- Japan
- Prior art keywords
- molten metal
- reservoir
- cavity
- mold
- melting furnace
- 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.)
- Granted
Links
- 239000002184 metal Substances 0.000 claims description 11
- 238000002844 melting Methods 0.000 claims description 6
- 230000008018 melting Effects 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims 1
- 238000003825 pressing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Description
第１図から第５図までの図面は、この考案の実
施例を示しており、第１図は加圧鋳造装置の全体
構成図、第２図から第５図までの図面は、鋳造工
程を示しており、第２図は溶解炉内の溶湯をリザ
ーバまで上昇させる工程図、第３図は溶湯が連通
炉からキヤビテイー内に流入する工程図、第４図
はゲートピストンを下降させてキヤビテイーを密
閉させる工程図、第５図は、加圧ピストンでキヤ
ビテイー内の溶湯を加圧するとともに、リザーバ
とストーク内の溶湯を溶解炉内に戻す工程図、第
６図は従来技術の加圧鋳造装置の全体構成図、第
７図は本考案と従来例との引張強度と伸び率の比
較図、第８図は、本考案と従来例との鋳造可能限
界肉厚の比較図である。
１……溶解炉、５……ストーク、７……リザー
バ、９……連通炉、１１……下金型（鋳型）、１
３……減圧ポンプ（圧力付与手段）、１５……上
金型（鋳型）、１６……パイプヒート（保温手段
）、１７……キヤビテイー、２５……ゲートピス
トン（ゲート手段）、２７……加圧ピストン（加
圧手段）、３３……真空ポンプ。
The drawings from Fig. 1 to Fig. 5 show an embodiment of this invention, Fig. 1 is an overall configuration diagram of the pressure casting device, and the drawings from Fig. 2 to Fig. 5 show the casting process. Figure 2 is a process diagram for raising the molten metal in the melting furnace to the reservoir, Figure 3 is a process diagram for molten metal flowing into the cavity from the open furnace, and Figure 4 is a process diagram for lowering the gate piston to raise the cavity. Figure 5 is a process diagram for sealing the cavity, in which the molten metal in the cavity is pressurized by a pressurizing piston, and the molten metal in the reservoir and stalk is returned to the melting furnace. Figure 6 is a diagram of a conventional pressure casting apparatus. FIG. 7 is a comparison diagram of the tensile strength and elongation rate of the present invention and the conventional example, and FIG. 8 is a comparison diagram of the maximum castable wall thickness of the present invention and the conventional example. 1...Melting furnace, 5...Stoke, 7...Reservoir, 9...Communication furnace, 11...Lower mold (mold), 1
3...Reducing pump (pressure applying means), 15...Upper mold (mold), 16...Pipe heat (heat retention means), 17...Cavity, 25...Gate piston (gate means), 27...Heating Pressure piston (pressurizing means), 33...vacuum pump.
Claims (1)
テイー内の空気を排出する真空ポンプと、このキ
ヤビテイーと溶解炉との連通を開閉するゲート手
段と、キヤビテイー内の溶湯を加圧する加圧手段
とを備えた加圧鋳造装置において、 溶解炉の溶湯を案内するために鋳型外に設置さ
れたストークと、溶湯を鋳型外の所定高さで一時
的に溜めるためにストークの上部に設置されたリ
ザーバと、このリザーバに溶湯を供給するために
溶解炉の溶湯に圧力を加える圧力付与手段と、リ
ザーバとゲート手段とを連結して溶湯をゲート手
段へ案内する連通路と、リザーバの近傍に配設し
てリザーバ内の溶湯を保温する保温手段とを備え
たことを特徴とする加圧鋳造装置。[Scope of Claim for Utility Model Registration] A cavity formed in a mold, a vacuum pump for discharging the air within this cavity, a gate means for opening and closing communication between this cavity and a melting furnace, and pressurizing molten metal within the cavity. In a pressure casting apparatus equipped with a pressurizing means, a stalk installed outside the mold to guide the molten metal in the melting furnace, and a stalk installed at the top of the stalk to temporarily store the molten metal at a predetermined height outside the mold. A reservoir installed, a pressure applying means for applying pressure to the molten metal in the melting furnace in order to supply the molten metal to the reservoir, a communication path connecting the reservoir and the gate means to guide the molten metal to the gate means, 1. A pressure casting apparatus characterized by comprising a heat insulating means disposed nearby to keep the molten metal in the reservoir warm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12801589U JPH0744376Y2 (en) | 1989-11-01 | 1989-11-01 | Pressure casting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12801589U JPH0744376Y2 (en) | 1989-11-01 | 1989-11-01 | Pressure casting equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0368955U true JPH0368955U (en) | 1991-07-08 |
| JPH0744376Y2 JPH0744376Y2 (en) | 1995-10-11 |
Family
ID=31675747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12801589U Expired - Lifetime JPH0744376Y2 (en) | 1989-11-01 | 1989-11-01 | Pressure casting equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0744376Y2 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993007977A1 (en) * | 1991-10-25 | 1993-04-29 | Toyota Jidosha Kabushiki Kaisha | Device and method of vacuum casting |
| WO1993011895A1 (en) * | 1991-12-19 | 1993-06-24 | Toyota Jidosha Kabushiki Kaisha | Vacuum casting device |
| EP0633082A1 (en) * | 1993-06-30 | 1995-01-11 | Toyota Jidosha Kabushiki Kaisha | Vacuum casting apparatus |
| EP0634239A1 (en) * | 1993-06-30 | 1995-01-18 | Toyota Jidosha Kabushiki Kaisha | Vacuum casting method |
| EP0634240A1 (en) * | 1993-07-09 | 1995-01-18 | Toyota Jidosha Kabushiki Kaisha | Vacuum casting apparatus and method |
| EP0637475A1 (en) * | 1993-07-20 | 1995-02-08 | Toyota Jidosha Kabushiki Kaisha | Method of and apparatus for vacuum casting |
-
1989
- 1989-11-01 JP JP12801589U patent/JPH0744376Y2/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993007977A1 (en) * | 1991-10-25 | 1993-04-29 | Toyota Jidosha Kabushiki Kaisha | Device and method of vacuum casting |
| WO1993011895A1 (en) * | 1991-12-19 | 1993-06-24 | Toyota Jidosha Kabushiki Kaisha | Vacuum casting device |
| EP0633082A1 (en) * | 1993-06-30 | 1995-01-11 | Toyota Jidosha Kabushiki Kaisha | Vacuum casting apparatus |
| EP0634239A1 (en) * | 1993-06-30 | 1995-01-18 | Toyota Jidosha Kabushiki Kaisha | Vacuum casting method |
| EP0634240A1 (en) * | 1993-07-09 | 1995-01-18 | Toyota Jidosha Kabushiki Kaisha | Vacuum casting apparatus and method |
| EP0637475A1 (en) * | 1993-07-20 | 1995-02-08 | Toyota Jidosha Kabushiki Kaisha | Method of and apparatus for vacuum casting |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0744376Y2 (en) | 1995-10-11 |
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