CN203956758U - A kind of grinding wheel die prepressing device - Google Patents
A kind of grinding wheel die prepressing device Download PDFInfo
- Publication number
- CN203956758U CN203956758U CN201420265326.2U CN201420265326U CN203956758U CN 203956758 U CN203956758 U CN 203956758U CN 201420265326 U CN201420265326 U CN 201420265326U CN 203956758 U CN203956758 U CN 203956758U
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- China
- Prior art keywords
- valve
- electro
- circuit
- directional control
- solenoid directional
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of grinding wheel die prepressing device, it mainly comprises precompression cylinder, solenoid directional control valve, electro-hydraulic reversing valve, tubular type check valve, middle pressure gear pump, motor and Superimposed relief valve.On the circuit of described precompression cylinder below, connect solenoid directional control valve, described solenoid directional control valve is connected with electro-hydraulic reversing valve by a circuit, one end on branch road on circuit between described solenoid directional control valve and electro-hydraulic reversing valve is connected with Superimposed relief valve, is in series with successively tubular type check valve and middle pressure gear pump on another of described electro-hydraulic reversing valve circuit.The utility model hydraulic system distributes rationally, and easy to maintenance, electric liquid electromagnetic obtains effective and reasonable control as required.
Description
Technical field
The utility model relates to a kind of grinding wheel die prepressing device.
Background technology
At present, grinding wheel die pre-pressing system or device, the control to electromagnetism and the control of electric liquid, all have much room for improvement, and maintenance is inconvenient, the size of the electromagnetism of the control grinding wheel die pre-pressing system that this device can be effective and reasonable as required and the size of electric liquid.
Utility model content
The purpose of this utility model is to provide a kind of electric liquid electromagnetic and obtains as required the grinding wheel die prepressing device of effective and reasonable control.
The utility model takes following technical scheme to realize: a kind of grinding wheel die prepressing device, it mainly comprises precompression cylinder, solenoid directional control valve, electro-hydraulic reversing valve, tubular type check valve, middle pressure gear pump, motor and Superimposed relief valve, on the circuit of described precompression cylinder below, connect solenoid directional control valve, described solenoid directional control valve is connected with electro-hydraulic reversing valve by a circuit, one end on branch road on circuit between described solenoid directional control valve and electro-hydraulic reversing valve is connected with Superimposed relief valve, on another of described electro-hydraulic reversing valve circuit, be in series with successively tubular type check valve and middle pressure gear pump, end is also in series with oil absorption filter.
The other end on branch road on circuit between described solenoid directional control valve and electro-hydraulic reversing valve is connected with anti-shock pressure meter.
On another circuit connecting outside described solenoid directional control valve, be connected with condenser.
Connection between another circuit of described Superimposed relief valve and electro-hydraulic reversing valve and condenser.
The utlity model has in sum following beneficial effect: the utility model hydraulic system distributes rationally, and easy to maintenance, electric liquid electromagnetic obtains effective and reasonable control as required.
Brief description of the drawings
Fig. 1 is the utility model general structure schematic diagram.
Detailed description of the invention
As shown in Figure 1, a kind of grinding wheel die prepressing device, it mainly comprises precompression cylinder 1, solenoid directional control valve 2, electro-hydraulic reversing valve 3, tubular type check valve 4, middle pressure gear pump 5, motor 6 and Superimposed relief valve 7, on the circuit of described precompression cylinder 1 below, connect solenoid directional control valve 2, described solenoid directional control valve 2 is connected with electro-hydraulic reversing valve 3 by a circuit, one end on branch road on circuit between described solenoid directional control valve 2 and electro-hydraulic reversing valve 3 is connected with Superimposed relief valve 7, on another circuit of described electro-hydraulic reversing valve 3, be in series with successively tubular type check valve 4 and middle pressure gear pump 5, end is also in series with oil absorption filter 8.
Detailed description of the invention: the other end on the branch road on the circuit between solenoid directional control valve 2 and electro-hydraulic reversing valve 3 is connected with anti-shock pressure meter 10.
On another circuit connecting outside solenoid directional control valve 2, be connected with condenser 9.
Connection between Superimposed relief valve 7 another circuits and electro-hydraulic reversing valve 3 and condenser 9.
The above is embodiment of the present utility model, and the equivalence of doing according to structure, feature and principle described in the utility model application range therefore all changes or modifies, and is included in the utility model patent claim.
Claims (4)
1. a grinding wheel die prepressing device, it mainly comprises precompression cylinder, solenoid directional control valve, electro-hydraulic reversing valve, tubular type check valve, middle pressure gear pump, motor and Superimposed relief valve, it is characterized in that: on the circuit of described precompression cylinder below, connect solenoid directional control valve, described solenoid directional control valve is connected with electro-hydraulic reversing valve by a circuit, one end on branch road on circuit between described solenoid directional control valve and electro-hydraulic reversing valve is connected with Superimposed relief valve, on another of described electro-hydraulic reversing valve circuit, be in series with successively tubular type check valve and middle pressure gear pump, end is also in series with oil absorption filter.
2. grinding wheel die prepressing device according to claim 1, is characterized in that: the other end on the branch road on the circuit between described solenoid directional control valve and electro-hydraulic reversing valve is connected with anti-shock pressure meter.
3. grinding wheel die prepressing device according to claim 1, is characterized in that: on another circuit connecting outside described solenoid directional control valve, be connected with condenser.
4. grinding wheel die prepressing device according to claim 1, is characterized in that: the connection between another circuit of described Superimposed relief valve and electro-hydraulic reversing valve and condenser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420265326.2U CN203956758U (en) | 2014-05-23 | 2014-05-23 | A kind of grinding wheel die prepressing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420265326.2U CN203956758U (en) | 2014-05-23 | 2014-05-23 | A kind of grinding wheel die prepressing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203956758U true CN203956758U (en) | 2014-11-26 |
Family
ID=51917394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420265326.2U Expired - Fee Related CN203956758U (en) | 2014-05-23 | 2014-05-23 | A kind of grinding wheel die prepressing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203956758U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104858412A (en) * | 2015-06-08 | 2015-08-26 | 含山县兴达球墨铸铁厂 | Mechanical component casting system |
| CN105351262A (en) * | 2015-11-20 | 2016-02-24 | 李晓勤 | Pneumatic mechanism for manufacturing and pressing of inkstone die |
| CN105936135A (en) * | 2016-06-17 | 2016-09-14 | 安徽省东至县东鑫冲压件有限责任公司 | Stamping part preliminary mold mechanism |
-
2014
- 2014-05-23 CN CN201420265326.2U patent/CN203956758U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104858412A (en) * | 2015-06-08 | 2015-08-26 | 含山县兴达球墨铸铁厂 | Mechanical component casting system |
| CN105351262A (en) * | 2015-11-20 | 2016-02-24 | 李晓勤 | Pneumatic mechanism for manufacturing and pressing of inkstone die |
| CN105936135A (en) * | 2016-06-17 | 2016-09-14 | 安徽省东至县东鑫冲压件有限责任公司 | Stamping part preliminary mold mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 Termination date: 20150523 |
|
| EXPY | Termination of patent right or utility model |