JPS6282401U - - Google Patents
Info
- Publication number
- JPS6282401U JPS6282401U JP17298585U JP17298585U JPS6282401U JP S6282401 U JPS6282401 U JP S6282401U JP 17298585 U JP17298585 U JP 17298585U JP 17298585 U JP17298585 U JP 17298585U JP S6282401 U JPS6282401 U JP S6282401U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic
- supply device
- air
- hydraulic pressure
- piston
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Details Of Reciprocating Pumps (AREA)
- Fluid-Pressure Circuits (AREA)
Description
第１図は本考案の実施例を示す回路図、第２図
は空気駆動油圧供給装置の断面図である。
Ａ……油吸入口、Ｂ……油吐出口、Ｃ……空気
切換バルブ流入ポート、Ｄ……空気切換バルブポ
ート、Ｅ……空気切換バルブ流出ポート、Ｆ，Ｈ
……ピストンポート、Ｇ……空気圧流入・流出ポ
ート、１……油圧エンドカバー、２……チエツク
プレート、３……チエツク弁、４……油圧シリン
ダ、５……油ピストン、６……油空圧プレート、
７……バランス軸、８……バルブピストン、９…
…バルブシリンダ、１０……ナツト、１１……空
気圧エンドカバー、１２……油室、１３……空気
室、１４……空気駆動油圧供給装置、１５……空
気切換バルブ、１６……電磁弁、１７……パワー
ソースシステム、１８……チエツク弁。
FIG. 1 is a circuit diagram showing an embodiment of the present invention, and FIG. 2 is a sectional view of an air-driven hydraulic pressure supply device. A...Oil inlet, B...Oil discharge port, C...Air switching valve inlet port, D...Air switching valve port, E...Air switching valve outlet port, F, H
...Piston port, G...Pneumatic inflow/outflow port, 1...Hydraulic end cover, 2...Check plate, 3...Check valve, 4...Hydraulic cylinder, 5...Oil piston, 6...Hydraulic air pressure plate,
7...Balance shaft, 8...Valve piston, 9...
... Valve cylinder, 10 ... Nut, 11 ... Pneumatic end cover, 12 ... Oil chamber, 13 ... Air chamber, 14 ... Air-driven hydraulic pressure supply device, 15 ... Air switching valve, 16 ... Solenoid valve, 17...Power source system, 18...Check valve.
Claims (1)
装置において、油圧供給装置ユニツト内に電動機
により回転駆動される定吐出油圧ポンプと、空気
駆動油圧供給装置とを並列に配置し、油圧作動装
置が作動するときのみに定吐出油圧ポンプを作動
する制御手段を設けたことを特徴とする油圧供給
装置。 (2) 空気駆動油圧供給装置は空気シリンダと油
圧シリンダを直列に配置したシリンダ本体と、こ
のシリンダ本体内に挿入されたバルブピストンと
を備え、空気シリンダ内のバルブピストンが空気
切換弁を自動的に切換えることで油圧ピストンを
連続的に往復動駆動して油圧を供給する制御手段
を設けたことを特徴とする実用新案登録請求の範
囲の第１項記載の油圧供給装置。[Scope of Claim for Utility Model Registration] (1) A device for supplying hydraulic pressure to a hydraulically actuated device of a machine tool, which includes a constant discharge hydraulic pump rotationally driven by an electric motor and an air-driven hydraulic pressure supply device in the hydraulic supply device unit. 1. A hydraulic supply device comprising a control means arranged in parallel and operating a constant discharge hydraulic pump only when the hydraulic actuation device operates. (2) The air-driven hydraulic pressure supply device includes a cylinder body in which an air cylinder and a hydraulic cylinder are arranged in series, and a valve piston inserted into this cylinder body, and the valve piston in the air cylinder automatically operates the air switching valve. 1. The hydraulic pressure supply device according to claim 1, further comprising a control means for continuously driving a hydraulic piston to reciprocate and supplying hydraulic pressure by switching to the hydraulic piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17298585U JPS6282401U (en) | 1985-11-12 | 1985-11-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17298585U JPS6282401U (en) | 1985-11-12 | 1985-11-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6282401U true JPS6282401U (en) | 1987-05-26 |
Family
ID=31110024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17298585U Pending JPS6282401U (en) | 1985-11-12 | 1985-11-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6282401U (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5437901A (en) * | 1977-08-31 | 1979-03-20 | Fuji Kinzoku Kosaku Kk | Booster |
| JPS5627087A (en) * | 1979-08-09 | 1981-03-16 | Saga Shikenki Seisakusho:Kk | Fluid pressure equipment |
| JPS58121306A (en) * | 1982-01-11 | 1983-07-19 | Kobe Steel Ltd | Hydraulic circuit for maintaining expansion and contraction of hydraulic cylinder |
-
1985
- 1985-11-12 JP JP17298585U patent/JPS6282401U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5437901A (en) * | 1977-08-31 | 1979-03-20 | Fuji Kinzoku Kosaku Kk | Booster |
| JPS5627087A (en) * | 1979-08-09 | 1981-03-16 | Saga Shikenki Seisakusho:Kk | Fluid pressure equipment |
| JPS58121306A (en) * | 1982-01-11 | 1983-07-19 | Kobe Steel Ltd | Hydraulic circuit for maintaining expansion and contraction of hydraulic cylinder |
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