CN201998452U - Hydraulic system of hot-press hydraulic press - Google Patents
Hydraulic system of hot-press hydraulic press Download PDFInfo
- Publication number
- CN201998452U CN201998452U CN2010206936883U CN201020693688U CN201998452U CN 201998452 U CN201998452 U CN 201998452U CN 2010206936883 U CN2010206936883 U CN 2010206936883U CN 201020693688 U CN201020693688 U CN 201020693688U CN 201998452 U CN201998452 U CN 201998452U
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- plunger pump
- axial plunger
- valve
- oil cylinder
- hydraulic system
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Abstract
The utility model relates to a hydraulic system of a hot-press hydraulic press, which comprises at least four pressing cylinders, a potting cylinder and a moving beam cylinder. The hydraulic system is characterized in that each of the pressing cylinders is connected with an integrated cartridge valve through an oil channel, and the integrated cartridge valve comprises a sandwich double throttle check valve, a sandwich pilot-controlled check valve and an electromagnetic reversing valve. Further, the electromagnetic reversing valves are connected to the same electromagnetic control speed regulating valve, the electromagnetic control speed regulating valve is connected with a first axial plunger pump and a second axial plunger pump through oil channels, and the first axial plunger pump is parallel to the second axial plunger pump. The number of brake discs can be increased in pressing each time when the hydraulic system is used with a machine tool, and thereby production efficiency is improved.
Description
Technical field
The utility model relates to hydraulic system, relates in particular to the hydraulic system of hot pressing hydraulic press.
Background technology
Disc brake pad is suppressed by the hot pressing hydraulic press, the hydraulic system of hot pressing hydraulic press comprises compacting oil cylinder, envelope mould oil cylinder and trave lling girder oil cylinder, usually only be provided with a compacting oil cylinder in the hydraulic system of existing hot pressing hydraulic press, this hydraulic system structure is simple, but only can suppress a slice disc brake pad at every turn, inefficiency can not satisfy the demand of production technology.
The utility model content
The technical problem that the utility model solves is: a kind of hydraulic system of hot pressing hydraulic press is provided, can improves the quantity of each compacting disc brake pad.
The technical solution of the utility model is: a kind of hydraulic system of hot pressing hydraulic press, comprise compacting oil cylinder, envelope mould oil cylinder and trave lling girder oil cylinder, its key is, described compacting oil cylinder has four at least, each is suppressed oil cylinder and all is connected with integrated plug in valve by oil circuit, wherein, described integrated plug in valve comprises a superposing type Double throttle check valve, a stacking type hydraulic control check valve and a solenoid directional control valve; Each solenoid directional control valve is connected to same Electromagnetic Control flow speed control valve, and this Electromagnetic Control flow speed control valve is connected with first axial plunger pump mutually arranged side by side and second axial plunger pump by oil circuit.
Described Electromagnetic Control flow speed control valve is provided with the battery overflow valve respectively and between described first axial plunger pump, second axial plunger pump.
Described first axial plunger pump, second axial plunger pump are connected with alternating current generator by shaft coupling respectively.
Described envelope mould oil cylinder and described trave lling girder oil cylinder are connected with the 3rd axial plunger pump by oil circuit.
Described the 3rd axial plunger pump is connected with alternating current generator by shaft coupling.
The beneficial effects of the utility model are: the utility model cooperates the quantity that can improve each compacting disc brake pad with lathe, thereby enhances productivity.
Description of drawings
Fig. 1 is a hydraulic principle schematic diagram of the present utility model.
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and Examples:
Referring to Fig. 1, a kind of hydraulic system of hot pressing hydraulic press, comprise compacting oil cylinder 1, envelope mould oil cylinder 2 and trave lling girder oil cylinder 3, described compacting oil cylinder 1 has four, each is suppressed oil cylinder 1 and all is connected with integrated plug in valve by oil circuit, wherein, described integrated plug in valve includes a superposing type Double throttle check valve 4, a stacking type hydraulic control check valve 5 and a solenoid directional control valve 6; Each solenoid directional control valve 6 is connected to same Electromagnetic Control flow speed control valve 7, and this Electromagnetic Control flow speed control valve 7 is connected with the first axial plunger pump 8a mutually arranged side by side and the second axial plunger pump 8b by oil circuit.Be provided with between battery overflow valve 9, the second axial plunger pump 8b between described Electromagnetic Control flow speed control valve 7 and the described first axial plunger pump 8a and be provided with another battery overflow valve.The described first axial plunger pump 8a is connected with alternating current generator 11a by shaft coupling 10a.The second axial plunger pump 8b is connected with alternating current generator 11b by shaft coupling 10b.Described envelope mould oil cylinder 2 and described trave lling girder oil cylinder 3 are connected with the 3rd axial plunger pump 8c by oil circuit.Described the 3rd axial plunger pump 8c is connected with alternating current generator 11c by shaft coupling 10c.
The quantity of the compacting oil cylinder in the present embodiment preferably is made as four, can also be made as eight according to the quantitative requirement of the disc brake pad of compression moulding successively, and every compacting oil cylinder all is connected with an identical integrated plug in valve by oil circuit.
Claims (5)
1. the hydraulic system of a hot pressing hydraulic press, comprise compacting oil cylinder (1), envelope mould oil cylinder (2) and trave lling girder oil cylinder (3), it is characterized in that: described compacting oil cylinder (1) has four at least, each is suppressed oil cylinder (1) and all is connected with integrated plug in valve by oil circuit, wherein, described integrated plug in valve comprises a superposing type Double throttle check valve (4), a stacking type hydraulic control check valve (5) and a solenoid directional control valve (6); Each solenoid directional control valve (6) is connected to same Electromagnetic Control flow speed control valve (7), and this Electromagnetic Control flow speed control valve (7) is connected with first axial plunger pump (8a) mutually arranged side by side and second axial plunger pump (8b) by oil circuit.
2. according to the hydraulic system of the described hot pressing hydraulic press of claim 1, it is characterized in that: described Electromagnetic Control flow speed control valve (7) is provided with battery overflow valve (9) respectively and between described first axial plunger pump (8a), second axial plunger pump (8b).
3. according to the hydraulic system of claim 1 or 2 described hot pressing hydraulic presses, it is characterized in that: described first axial plunger pump (8a), second axial plunger pump (8b) are connected with alternating current generator (11a, 11b) by shaft coupling (10a, 10b) respectively.
4. according to the hydraulic system of the described hot pressing hydraulic press of claim 1, it is characterized in that: described envelope mould oil cylinder (2) and described trave lling girder oil cylinder (3) are connected with the 3rd axial plunger pump (8c) by oil circuit.
5. according to the hydraulic system of the described hot pressing hydraulic press of claim 4, it is characterized in that: described the 3rd axial plunger pump (8c) is connected with alternating current generator (11c) by shaft coupling (10c).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206936883U CN201998452U (en) | 2010-12-31 | 2010-12-31 | Hydraulic system of hot-press hydraulic press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206936883U CN201998452U (en) | 2010-12-31 | 2010-12-31 | Hydraulic system of hot-press hydraulic press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201998452U true CN201998452U (en) | 2011-10-05 |
Family
ID=44701223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206936883U Expired - Fee Related CN201998452U (en) | 2010-12-31 | 2010-12-31 | Hydraulic system of hot-press hydraulic press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201998452U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102407238A (en) * | 2011-11-21 | 2012-04-11 | 中色科技股份有限公司 | Hydraulic control loop for ironing roller device |
| CN103671313A (en) * | 2012-08-30 | 2014-03-26 | 北京索普液压机电有限公司 | Hydraulic pressing machine capable of machining transformer coil |
| CN105134694A (en) * | 2015-08-24 | 2015-12-09 | 洛阳三隆安装检修有限公司 | Big loading arm lifting oil cylinder hydraulic system |
-
2010
- 2010-12-31 CN CN2010206936883U patent/CN201998452U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102407238A (en) * | 2011-11-21 | 2012-04-11 | 中色科技股份有限公司 | Hydraulic control loop for ironing roller device |
| CN103671313A (en) * | 2012-08-30 | 2014-03-26 | 北京索普液压机电有限公司 | Hydraulic pressing machine capable of machining transformer coil |
| CN103671313B (en) * | 2012-08-30 | 2016-07-06 | 北京索普液压机电有限公司 | The hydraulic pressure press of transformer coil can be processed |
| CN105134694A (en) * | 2015-08-24 | 2015-12-09 | 洛阳三隆安装检修有限公司 | Big loading arm lifting oil cylinder hydraulic system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111005 Termination date: 20131231 |