CN202129497U - Hydraulic control system of gate type plate shearing machine - Google Patents
Hydraulic control system of gate type plate shearing machine Download PDFInfo
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- CN202129497U CN202129497U CN201120154346U CN201120154346U CN202129497U CN 202129497 U CN202129497 U CN 202129497U CN 201120154346 U CN201120154346 U CN 201120154346U CN 201120154346 U CN201120154346 U CN 201120154346U CN 202129497 U CN202129497 U CN 202129497U
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Abstract
The utility model discloses a hydraulic control system of a gate type plate shearing machine, which comprises an oil cylinder, an oil tank, an oil pump, a driving motor, an electromagnetic reversing valve, a cartridge valve and an energy accumulator. The oil cylinder is connected with a top rest, the oil pump is connected with the oil tank, the driving motor drives the oil pump, the electromagnetic reversing valve and the cartridge valve are disposed in a hydraulic pipeline, and the energy accumulator is connected with the oil cylinder. In the technical scheme, the energy accumulator is arranged in the hydraulic control system of the gate type plate shearing machine, is utilized as an auxiliary power source of the hydraulic control system and supplies oil with certain pressure for the hydraulic control system within a short time, when the hydraulic control system is in fault suddenly, safety running of the oil cylinder of the hydraulic control system can still be guaranteed, safety of the system is improved, the energy accumulator further can be utilized as a compensating device for leakage loss of hydraulic oil of the hydraulic control system, so that stability of work pressure of the system is guaranteed better, and a machine tool is stable in running and low in noise.
Description
Technical field
The utility model relates to lock formula plate shearing machine, and specifically, the utility model relates to a kind of hydraulic control system of lock formula plate shearing machine.
Background technology
Lock formula plate shearing machine will be accomplished the adjustment campaign of the shearing inclination of the motion of shearing plate and shearing tool basically; The hydraulic control system of accomplishing these motions and all being through lock formula plate shearing machine realizes; Therefore hydraulic control system is the important component part of lock formula plate shearing machine, also is the control system that realizes lock formula plate shearing machine function.The hydraulic control system Hydraulic Elements of lock formula plate shearing machine are various at present, and reliability is relatively poor, has the problem of security, and operational risk is higher.
The utility model content
The utility model technical problem to be solved provides the hydraulic control system of the higher lock formula plate shearing machine of a kind of security.
In order to solve the problems of the technologies described above; The technical scheme that the utility model adopted is: the hydraulic control system of lock formula plate shearing machine; Comprise the oil cylinder that is connected with upper tool post, fuel tank, the oil pump that is connected with fuel tank, drive the drive motors of oil pump and be located at solenoid directional control valve and the inserted valve in the fluid pressure line that said hydraulic control system also comprises the accumulator that is connected with said oil cylinder.
Said oil cylinder comprises oil cylinder I and the oil cylinder II that is connected to two ends, said upper tool post top; The epicoele of said oil cylinder I is connected with said oil pump; The cavity of resorption of oil cylinder I is communicated with the epicoele of oil cylinder II, and the cavity of resorption of oil cylinder II connects said accumulator, and the epicoele of oil cylinder II also is connected with said oil pump.
Said solenoid directional control valve is provided with four altogether; Be solenoid directional control valve I, solenoid directional control valve II, solenoid directional control valve III, solenoid directional control valve IV; Said inserted valve is provided with two altogether; Be inserted valve I and inserted valve II, inserted valve I is located at oil pump and leads in the fluid pressure line of oil cylinder I, and solenoid directional control valve III and solenoid directional control valve IV are located at oil pump and lead in the fluid pressure line of oil cylinder II epicoele; Said solenoid directional control valve II one end is connected the other end and is connected with inserted valve II with inserted valve I, inserted valve II is connected with solenoid directional control valve I with oil pump, and the oil-out of inserted valve II is connected with said fuel tank, constitutes the relief circuit of hydraulic control system.
Said accumulator also is connected with said oil pump, in accumulator and fluid pressure line that oil pump is connected, is provided with manual ball valve.
In the fluid pressure line of oil cylinder I, be provided with hand sluice valve at said oil pump, said hand sluice valve one end is connected with said oil cylinder I, and the other end is connected with said inserted valve I.
Oil-in at said oil pump is provided with cleaner.
The utility model adopts technique scheme, in the hydraulic control system of lock formula plate shearing machine, accumulator is set, as the auxiliary power source of hydraulic control system; Supply with the certain pressure oil of hydraulic control system in short time; When hydraulic control system breaks down suddenly, still can guarantee the oil cylinder safe operation of hydraulic control system, increased the security of system; And accumulator can also be revealed the compensation arrangement of loss as hydraulic control system hydraulic oil; Thereby guaranteed the stable of system works pressure preferably, lathe operates steadily, and noise is low; Oil cylinder I and oil cylinder II are connected in series, and when plate shearing machine is worked, make plate shearing machine stressed evenly, through regulating oil mass in the oil cylinder, can regulate the angle of shear very easily.
Description of drawings
Fig. 1 is the utility model structural representation;
Mark among the above-mentioned figure is: 1, oil cylinder I; 2, oil cylinder II; 3, hand sluice valve; 4, upper tool post; 5, oil pump; 6, drive motors; 7, accumulator; 8, manual ball valve; 9, solenoid directional control valve I; 10, solenoid directional control valve II; 11, solenoid directional control valve III; 12, solenoid directional control valve IV; 13, inserted valve I; 14, inserted valve II; 15, binder cylinder; 16, cleaner.
The specific embodiment
As shown in Figure 1; The hydraulic control system of a kind of lock formula of the utility model plate shearing machine comprises the oil cylinder that is connected with upper tool post 4, fuel tank, the oil pump 5 that is connected with fuel tank, drives the drive motors 6 of oil pump 5, the accumulator 7 that is located at solenoid directional control valve and the inserted valve in the fluid pressure line and is connected with oil cylinder.Oil cylinder comprises the oil cylinder I 1 and oil cylinder II 2 that is connected to two ends, upper tool post 4 top; Oil cylinder I 1 and oil cylinder II 2 are connected in series, and the epicoele of oil cylinder I 1 is connected with oil pump 5, and the cavity of resorption of oil cylinder I 1 is communicated with the epicoele of oil cylinder II 2; The cavity of resorption of oil cylinder II 2 connects accumulator 7; The epicoele of oil cylinder II 2 also is connected with oil pump 5, and hydraulic oil gets into oil cylinder I 1 epicoele through fluid pressure line under the effect of oil pump 5, and the hydraulic oil of oil cylinder I 1 cavity of resorption gets into oil cylinder II 2 epicoeles; The hydraulic oil of oil cylinder II 2 cavity of resorptions gets into accumulator 7, in accumulator 7 and fluid pressure line that oil pump 5 is connected, is provided with manual ball valve 8.Adopt technique scheme; Accumulator 7 is set in the hydraulic control system of lock formula plate shearing machine; As the auxiliary power source of hydraulic control system, supply with the certain pressure oil of hydraulic control system in the short time, when hydraulic control system breaks down suddenly; Still can guarantee the oil cylinder safe operation of hydraulic control system; Increased the security of system, and accumulator 7 can also reveal the compensation arrangement of loss as hydraulic control system hydraulic oil, thereby guarantee the stable of system works pressure preferably.
The solenoid directional control valve of hydraulic control system is provided with four altogether; Be solenoid directional control valve I 9, solenoid directional control valve II 10, solenoid directional control valve III 11, solenoid directional control valve IV 12; Inserted valve is provided with two altogether; Be inserted valve I 13 and inserted valve II 14, inserted valve I 13 is located at oil pump 5 and leads in the fluid pressure line of oil cylinder I 1, and solenoid directional control valve III 11 is located at oil pump 5 with solenoid directional control valve IV 12 and leads in the fluid pressure line of oil cylinder II 2 epicoeles; Solenoid directional control valve II 10 1 ends are connected the other end and are connected with inserted valve II 14 with inserted valve I 13, inserted valve II 14 is connected with solenoid directional control valve I 9 with oil pump 5, and the oil-out of inserted valve II 14 is connected with fuel tank, constitute the relief circuit of hydraulic control system.In the fluid pressure line of oil cylinder I 1, be provided with hand sluice valve 3 at oil pump 5, hand sluice valve 3 one ends are connected with said oil cylinder I 1, and the other end is connected with said inserted valve I 13.Oil-in at oil pump 5 is provided with cleaner 16.Accumulator 7 in use, at first need to carry out to it oil-filled, after oil pump 5 starts; Open manual ball valve 8 earlier, close hand sluice valve 3, extremely oil-filled by oil-filled knob; Then the relay of solenoid directional control valve I 9 and solenoid directional control valve II 10 gets electricly, and hydraulic oil is oil-filled to accumulator 7 with manual ball valve 8 through solenoid directional control valve I 9, after precharge pressure reaches certain numerical value; Adjustment finishes, and closes manual ball valve 8, opens hand sluice valve 3.When plate shearing machine was worked, oil pump 5 started, and switch is stepped in step; Solenoid directional control valve I 9 gets electric, and hydraulic oil one tunnel gets into the binder oil cylinder through hydraulic circuit, pushes down by the shear material; One the tunnel then gets into oil cylinder I 1 epicoele, and the fluid of oil cylinder I 1 cavity of resorption then gets into oil cylinder II 2 epicoeles, because 1 time cavity area of oil cylinder I equates with oil cylinder II 2 epicoele area approximations; Thereby form a series connection synchronization loop, and it is descending to drive upper tool post 4, and the fluid of oil cylinder II 2 then is pressed into accumulator 7.After plate shearing machine reaches return point, the relay electric-loss of solenoid directional control valve I 9, oil pump 5 off-loads, upper tool post 4 is return under the effect of accumulator 7 internal pressures oil, and the fuel-displaced of the hydraulic oil of oil cylinder I 1 epicoele and oil pump 5 all flowed back to fuel tank through solenoid directional control valve I 9.In the time of need reducing shearing inclination, oil cylinder I 1 keeps motionless, and is oil-filled toward oil cylinder II 2 epicoeles; At first close hand sluice valve 3; The angle of shear by on the control panel reduces button, then the relay of solenoid directional control valve I 9, solenoid directional control valve II 10, solenoid directional control valve III 11, solenoid directional control valve IV 12 simultaneously electric, the hydraulic control system build-up pressure; Hydraulic oil gets into oil cylinder II 2 epicoeles through solenoid directional control valve II 10, and adjustment is up to reaching required shearing inclination.When needing to increase shearing inclination, oil cylinder I 1 keeps motionless, and the fluid of oil cylinder II 2 epicoeles is reduced; At first close hand sluice valve 3; Press the angle of shear increasing button on the control panel, then the relay of solenoid directional control valve III 11, solenoid directional control valve IV 12 simultaneously electric, oil cylinder II 2 is up under the effect of accumulator 7 internal pressures oil; The hydraulic oil of oil cylinder II 2 epicoeles flows back to fuel tank through solenoid directional control valve II 10, and adjustment is up to reaching required shearing inclination.
This hydraulic control system also comprises the binder cylinder 15 that is used for the plate shearing machine binder, and binder cylinder 15 is provided with five altogether, all is connected with oil pump 5.
Combine accompanying drawing that the utility model has been carried out exemplary description above; Obviously the concrete realization of the utility model does not receive the restriction of aforesaid way; As long as adopted the method design of the utility model and the improvement of the various unsubstantialities that technical scheme is carried out; Or the design of the utility model and technical scheme are directly applied to other occasion without improving, all within the protection domain of the utility model.
Claims (6)
1. the hydraulic control system of lock formula plate shearing machine; Comprise the oil cylinder that is connected with upper tool post (4), fuel tank, the oil pump (5) that is connected with fuel tank, drive the drive motors (6) of oil pump (5) and be located at solenoid directional control valve and the inserted valve in the fluid pressure line that it is characterized in that: said hydraulic control system also comprises the accumulator (7) that is connected with said oil cylinder.
2. the hydraulic control system of lock formula plate shearing machine according to claim 1; It is characterized in that: said oil cylinder comprises oil cylinder I (1) and the oil cylinder II (2) that is connected to said upper tool post (4) two ends, top; The epicoele of said oil cylinder I (1) is connected with said oil pump (5); The cavity of resorption of oil cylinder I (1) is communicated with the epicoele of oil cylinder II (2), and the cavity of resorption of oil cylinder II (2) connects said accumulator (7), and the epicoele of oil cylinder II (2) also is connected with said oil pump (5).
3. the hydraulic control system of lock formula plate shearing machine according to claim 2; It is characterized in that: said solenoid directional control valve is provided with four altogether; Be solenoid directional control valve I (9), solenoid directional control valve II (10), solenoid directional control valve III (11), solenoid directional control valve IV (12); Said inserted valve is provided with two altogether; Be inserted valve I (13) and inserted valve II (14), inserted valve I (13) is located at oil pump (5) and leads in the fluid pressure line of oil cylinder I (1), and solenoid directional control valve III (11) and solenoid directional control valve IV (12) are located at oil pump (5) and lead in the fluid pressure line of oil cylinder II (2) epicoele; Said solenoid directional control valve II (10) one ends are connected the other end and are connected with inserted valve II (14) with inserted valve I (13); Inserted valve II (14) is connected with solenoid directional control valve I (9) with oil pump (5); The oil-out of inserted valve II (14) is connected with said fuel tank, constitutes the relief circuit of hydraulic control system.
4. the hydraulic control system of lock formula plate shearing machine according to claim 3 is characterized in that: said accumulator (7) also is connected with said oil pump (5), in accumulator (7) and fluid pressure line that oil pump (5) is connected, is provided with manual ball valve (8).
5. the hydraulic control system of lock formula plate shearing machine according to claim 4; It is characterized in that: in the fluid pressure line of oil cylinder I (1), be provided with hand sluice valve (3) at said oil pump (5); Said hand sluice valve (3) one ends are connected with said oil cylinder I (1), and the other end is connected with said inserted valve I (13).
6. the hydraulic control system of lock formula plate shearing machine according to claim 5 is characterized in that: the oil-in at said oil pump (5) is provided with cleaner (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120154346U CN202129497U (en) | 2011-05-16 | 2011-05-16 | Hydraulic control system of gate type plate shearing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120154346U CN202129497U (en) | 2011-05-16 | 2011-05-16 | Hydraulic control system of gate type plate shearing machine |
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| Publication Number | Publication Date |
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| CN202129497U true CN202129497U (en) | 2012-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201120154346U Expired - Fee Related CN202129497U (en) | 2011-05-16 | 2011-05-16 | Hydraulic control system of gate type plate shearing machine |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102691681A (en) * | 2012-06-26 | 2012-09-26 | 重庆键英液压机电有限公司 | Novel three-point type bending machine hydraulic system with quick energy conservation |
| CN104475854A (en) * | 2014-11-19 | 2015-04-01 | 天水锻压机床(集团)有限公司 | Hydraulic control system of gate type shearing machine with one electromagnetic valve |
| CN105665813A (en) * | 2014-06-20 | 2016-06-15 | 安徽东海机床制造有限公司 | Using method for high-speed shearing device |
| CN105889166A (en) * | 2014-12-18 | 2016-08-24 | 无锡锡锻机床有限公司 | Series synchronous hydraulic system of numerical control right-angle shearing machine |
| CN106270722A (en) * | 2016-08-31 | 2017-01-04 | 安徽省华夏机床制造有限公司 | A kind of control method of lock formula hydraulic system of cutting machine |
| CN108443252A (en) * | 2018-04-23 | 2018-08-24 | 无锡锡锻机床有限公司 | The hydraulic system of multistation punching shear production line |
| CN108825576A (en) * | 2018-07-02 | 2018-11-16 | 长沙理工大学 | A kind of operation method of control pressurer system |
-
2011
- 2011-05-16 CN CN201120154346U patent/CN202129497U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102691681A (en) * | 2012-06-26 | 2012-09-26 | 重庆键英液压机电有限公司 | Novel three-point type bending machine hydraulic system with quick energy conservation |
| CN102691681B (en) * | 2012-06-26 | 2015-03-25 | 重庆键英液压机电有限公司 | Three-point type bending machine hydraulic system with quick energy conservation |
| CN105665813A (en) * | 2014-06-20 | 2016-06-15 | 安徽东海机床制造有限公司 | Using method for high-speed shearing device |
| CN105665813B (en) * | 2014-06-20 | 2017-11-24 | 安徽东海机床制造有限公司 | A kind of application method of high-speed shearing device |
| CN104475854A (en) * | 2014-11-19 | 2015-04-01 | 天水锻压机床(集团)有限公司 | Hydraulic control system of gate type shearing machine with one electromagnetic valve |
| CN104475854B (en) * | 2014-11-19 | 2016-09-07 | 天水锻压机床(集团)有限公司 | A kind of lock formula plate shearing machine hydraulic control system with a magnetic valve |
| CN105889166A (en) * | 2014-12-18 | 2016-08-24 | 无锡锡锻机床有限公司 | Series synchronous hydraulic system of numerical control right-angle shearing machine |
| CN106270722A (en) * | 2016-08-31 | 2017-01-04 | 安徽省华夏机床制造有限公司 | A kind of control method of lock formula hydraulic system of cutting machine |
| CN108443252A (en) * | 2018-04-23 | 2018-08-24 | 无锡锡锻机床有限公司 | The hydraulic system of multistation punching shear production line |
| CN108825576A (en) * | 2018-07-02 | 2018-11-16 | 长沙理工大学 | A kind of operation method of control pressurer system |
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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: 20120201 Termination date: 20150516 |
|
| EXPY | Termination of patent right or utility model |