CN104043828B - A kind of servo-control system device shaping for wet type magnetic material - Google Patents
A kind of servo-control system device shaping for wet type magnetic material Download PDFInfo
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- CN104043828B CN104043828B CN201410291675.6A CN201410291675A CN104043828B CN 104043828 B CN104043828 B CN 104043828B CN 201410291675 A CN201410291675 A CN 201410291675A CN 104043828 B CN104043828 B CN 104043828B
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Abstract
The present invention relates to wet type magnetic material forming field, be specifically related to a kind of SERVO CONTROL and be applied in the shaping system and device of wet type magnetic material.The present invention proposes a kind of SERVO CONTROL and be applied in the shaping system and device of wet type magnetic material, simplicity of design is ingenious, time saving and energy saving, system valve member pipeline structure is simple, handling safety is reliable, can reach at a high speed and the map function of low speed, meet high request production standard-required.
Description
Technical field
The present invention relates to wet type magnetic material forming field, be specifically related to a kind of servo-control system device shaping for wet type magnetic material.
Background technology
Wet type magnetic material moulding process is that pressing speed wants safety become large according to plus-pressure and reduce in formed product process, traditional method is in formed product process, set the pressing speed that can adapt to reluctantly corresponding in 3-4 pressure stage, cause multichannel speed adjustment loop, because oil circuit is many, valve member is corresponding just many, passage is complicated, cause manufacture time-consuming and performance can only the product of shaping General Requirements, the product of high request is just difficult to shaping.
Summary of the invention
In order to solve foregoing invention problem, the present invention proposes a kind of servo-control system device shaping for wet type magnetic material, simplicity of design is ingenious, time saving and energy saving, system valve member pipeline structure is simple, handling safety is reliable, can reach at a high speed and the map function of low speed, meet high request production standard-required.
In order to reach foregoing invention object, the present invention proposes following technical scheme:
A kind of servo-control system device shaping for wet type magnetic material, it comprises servo electric pump, safety valve, unloader, two magnetic valves, accurate filter, three-position electromagnetic valve, check valve, pressurization oil cylinder and liquid case, in pipeline between servo electric pump and liquid case, filter is housed, servo electricity delivery side of pump has two pipelines to be P1 and P2 pipeline respectively, P1 pipeline is connected on the pipeline between two magnetic valves and three-position electromagnetic valve, in P1 pipeline, unloader is housed, the outlet of unloader one end is connected to connecting fluid case on return line, another outlet of unloader is connected on the pipeline between two magnetic valves and three-position electromagnetic valve, unloader two ends are parallel with safety valve, safety valve one end is connected to unloader inlet ductwork, the other end is connected to connecting fluid case on return line, P2 pipeline connects two magnetic valve imports, two electromagnetic valve outlets are divided into highway and low speed pipeline, highway is connected between three-position electromagnetic valve and two magnetic valves, low speed pipeline is connected between accurate filter and two magnetic valves, the export pipeline of three-position electromagnetic valve connects the two ends up and down of pressurization oil cylinder respectively, between three-position electromagnetic valve and pressurization cylinder upper end connecting line, two check valves are housed, between three-position electromagnetic valve and pressurization oil cylinder lower end connecting line, check valve and pressure-reducing valve are housed, described accurate filter export pipeline is connected to the pipeline between two check valves, described SERVO CONTROL is applied in the shaping system and device of wet type magnetic material and also comprises auxiliary piping system, described pressurization oil cylinder upper pipes road is connected with two pressure relief pipes, quick pressure releasing pipeline and slow pressure relief pipe respectively, quick pressure releasing pipeline is equipped with the last connecting fluid case of check valve, slow pressure relief pipe is equipped with check valve, pressure-reducing valve and choke valve successively, is finally connected to liquid case.
Described auxiliary piping system comprises two three-position electromagnetic valves, two three-position electromagnetic valve inlet ductwork are parallel on two electromagnetic valve outlet pipelines respectively, on check valve on a three-position electromagnetic valve outlet port pipeline control connection quick pressure releasing pipeline, another three-position electromagnetic valve outlet port pipeline is divided into two-way, one tunnel connects on the check valve on slow pressure relief pipe, and another road connects the check valve on the pipeline of pressurization oil cylinder lower end.
Advantage of the present invention is that simplicity of design is ingenious, time saving and energy saving, and system valve member pipeline structure is simple, and handling safety is reliable, can reach at a high speed and the map function of low speed, meet high request production standard-required, this technology is that P1 with the P2 oil-out provided by servo electric pump when needing very high speed in forming process when magnetic material product supplies pressurization oil cylinder by three-position valve large discharge together with two magnetic valve synthesis, form Quick-pressing speed, the P1 provided by servo electric pump when magnetic material product needs general speed in forming process is through unloading stream valve liquid-return box, P2 oil-out separately sends into pressurization oil cylinder through two magnetic valves, form general pressing speed, when magnetic material product needs the speed of lower change in forming process, P1 and P2 of change is now provided by servo-controlled servo electric pump, P1 is through unloading stream valve liquid-return box, servo change P2 oil-out separately sends into pressurization oil cylinder through two magnetic valves, form the pressing speed of lower servo change.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present invention.
Detailed description of the invention
In order to the present invention is further described, introduce below in conjunction with Figure of description:
With reference to accompanying drawing 1, a kind of servo-control system device shaping for wet type magnetic material, it comprises servo electric pump 1, safety valve 2, unloader 3, two magnetic valves 4, accurate filter 5, three-position electromagnetic valve 6, check valve 7, pressurization oil cylinder 8 and liquid case 9, in pipeline between servo electric pump 1 and liquid case 9, filter is housed, the outlet of servo electric pump 1 has two pipelines to be P1 and P2 pipeline respectively, P1 pipeline is connected on the pipeline between two magnetic valves 4 and three-position electromagnetic valve 6, unloader 3 is housed in P1 pipeline, the outlet of unloader 3 one end is connected to connecting fluid case 9 on return line, another outlet of unloader 3 is connected on the pipeline between two magnetic valves 4 and three-position electromagnetic valve 6, unloader 3 two ends are parallel with safety valve 2, safety valve 2 one end is connected to unloader 3 inlet ductwork, the other end is connected to connecting fluid case 9 on return line, P2 pipeline connects the import of two magnetic valves 4, two magnetic valve 4 outlets are divided into highway and low speed pipeline, highway is connected between three-position electromagnetic valve 6 and two magnetic valves 4, low speed pipeline is connected between accurate filter 5 and two magnetic valves 4, the export pipeline of three-position electromagnetic valve 6 connects the two ends up and down of pressurization oil cylinder 8 respectively, between three-position electromagnetic valve 6 and pressurization oil cylinder 8 upper end connecting line, two check valves 7 are housed, between three-position electromagnetic valve 6 and pressurization oil cylinder 8 lower end connecting line, check valve 7 and pressure-reducing valve 10 are housed, described accurate filter 5 export pipeline is connected to the pipeline between two check valves 7, described SERVO CONTROL is applied in the shaping system and device of wet type magnetic material and also comprises auxiliary piping system, described pressurization oil cylinder 8 upper end pipeline is connected with two pressure relief pipes, quick pressure releasing pipeline and slow pressure relief pipe respectively, quick pressure releasing pipeline is equipped with the last connecting fluid case 9 of check valve 7, slow pressure relief pipe is equipped with successively check valve 7, pressure-reducing valve 10 and choke valve 11, is finally connected to liquid case 9.
Described auxiliary piping system comprises two three-position electromagnetic valves 12, two three-position electromagnetic valve 12 inlet ductwork are parallel on two magnetic valve 4 export pipelines respectively, on check valve 7 on a three-position electromagnetic valve 12 export pipeline control connection quick pressure releasing pipeline, another three-position electromagnetic valve 12 export pipeline is divided into two-way, one tunnel connects on the check valve 7 on slow pressure relief pipe, and another road connects the check valve 7 on the pipeline of pressurization oil cylinder 8 lower end.
When the present invention uses, need Quick-pressing when pressurization oil cylinder presses down, then P1 with the P2 oil-out that servo electric pump provides supplies pressurization oil cylinder by three-position valve large discharge together with two magnetic valve synthesis, forms Quick-pressing speed; When pressurization oil cylinder needs general speed to press down, the P1 provided by servo electric pump is through unloading stream valve liquid-return box, and P2 oil-out separately sends into pressurization oil cylinder through two magnetic valves, forms general pressing speed; When pressurization oil cylinder needs that comparatively low velocity presses down, P1 and P2 of change is provided by servo-controlled servo electric pump, P1 is through unloading stream valve liquid-return box, servo change P2 oil-out separately sends into pressurization oil cylinder through two magnetic valves, form the pressing speed of lower servo change, the pressure of servo electric pump and flow can change as required, thus obtain P1 and P2 of different flow pressure; Described auxiliary piping system is mainly used for other one end of pressurizeing, pressurization oil cylinder one end needs pressure release, if from in-line oil return, pipeline is long also to be needed through magnetic valve, more loaded down with trivial details, we directly by auxiliary piping Systematical control check valve, make the direct pressure release of pressurization oil cylinder to liquid case, arrange pressure-reducing valve and choke valve etc. to allow the slow pressure release of pressurization oil cylinder in pipeline, not having pressure-reducing valve and choke valve, is then quick pressure releasing.
Claims (2)
1. one kind for the shaping servo-control system device of wet type magnetic material, it comprises servo electric pump, safety valve, unloader, two position four-way solenoid valves, accurate filter, three position four-way electromagnetic valve, check valve, pressurization oil cylinder and liquid case, it is characterized in that, in the pipeline between servo electric pump and liquid case, filter is housed, servo electricity delivery side of pump has two pipelines to be P1 and P2 pipeline respectively, P1 pipeline is connected on the pipeline between two position four-way solenoid valves and three position four-way electromagnetic valve, in P1 pipeline, unloader is housed, the outlet of unloader one end is connected to connecting fluid case on return line, another outlet of unloader is connected on the pipeline between two position four-way solenoid valves and three position four-way electromagnetic valve, unloader two ends are parallel with safety valve, safety valve one end is connected to unloader inlet ductwork, the other end is connected to connecting fluid case on return line, P2 pipeline connects two position four-way solenoid valve imports, two position four-way solenoid valve outlets are divided into highway and low speed pipeline, highway is connected between three position four-way electromagnetic valve and two position four-way solenoid valves, low speed pipeline is connected between accurate filter and two position four-way solenoid valves, the export pipeline of two position four-way solenoid valves connects the two ends up and down of pressurization oil cylinder respectively, between three position four-way electromagnetic valve and pressurization cylinder upper end connecting line, two check valves are housed, between three position four-way electromagnetic valve and pressurization oil cylinder lower end connecting line, check valve and pressure-reducing valve are housed, described accurate filter export pipeline is connected to the pipeline between two check valves, the described servo-control system device shaping for wet type magnetic material also comprises auxiliary piping system, described pressurization oil cylinder upper pipes road is connected with two pressure relief pipes, quick pressure releasing pipeline and slow pressure relief pipe respectively, quick pressure releasing pipeline is equipped with the last connecting fluid case of check valve, slow pressure relief pipe is equipped with check valve, pressure-reducing valve and choke valve successively, is finally connected to liquid case.
2. a kind of servo-control system device shaping for wet type magnetic material according to claim 1, it is characterized in that described auxiliary piping system comprises two three position four-way electromagnetic valves, two three position four-way electromagnetic valve inlet ductwork are parallel on two position four-way solenoid valve export pipelines respectively, on check valve on a three position four-way electromagnetic valve export pipeline control connection quick pressure releasing pipeline, another three position four-way electromagnetic valve export pipeline is divided into two-way, one tunnel connects on the check valve on slow pressure relief pipe, and another road connects the check valve on the pipeline of pressurization oil cylinder lower end.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410291675.6A CN104043828B (en) | 2014-06-26 | 2014-06-26 | A kind of servo-control system device shaping for wet type magnetic material |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410291675.6A CN104043828B (en) | 2014-06-26 | 2014-06-26 | A kind of servo-control system device shaping for wet type magnetic material |
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| Publication Number | Publication Date |
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| CN104043828A CN104043828A (en) | 2014-09-17 |
| CN104043828B true CN104043828B (en) | 2016-01-20 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| NL1026393C2 (en) * | 2004-06-11 | 2005-12-14 | Actuant Corp | Hydraulic control device. |
| CN102305224B (en) * | 2011-03-16 | 2014-11-19 | 昆山航天智能技术有限公司 | Dual-valve flow converging hydraulic control system |
| JP2013107740A (en) * | 2011-11-21 | 2013-06-06 | Toyota Industries Corp | Clamp attachment and clamp lift |
| CN202571278U (en) * | 2012-04-12 | 2012-12-05 | 南通市腾达锻压机床厂 | Hydraulic system with independent-loop pressurization of magnetic-material wet forming hydraulic machine |
| CN203992386U (en) * | 2014-06-26 | 2014-12-10 | 南通市腾达锻压机床厂 | A kind of SERVO CONTROL is applied in the system and device of wet type magnetic material moulding |
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