CN206129789U - Intelligent hydraulic station - Google Patents

Abstract

The utility model discloses an intelligent hydraulic station, it includes: the gas detection system, driving system is connected with external actuating mechanism, for actuating mechanism provides power to the processing of work piece, the controller, with driving system and gas detection headtotail, the gas detection system includes: an aerating device, gas detection gas pocket and pressure detection sensor, actuating mechanism carries out the clamping through the clamping platform to the work piece, seted up a plurality ofly with the part of work piece contact on the clamping platform the gas detection gas pocket, gas detection gas pocket both ends opening, one end and work piece offset, the other end with an aerating device connects, install in the gas detection gas pocket pressure detection sensor, an aerating device with pressure detection sensor with the controller is connected. The work piece that reaches the requirement to the roughness is processed, can reduce or even eliminate because of the work piece dimension error that the existence of iron fillings or powder caused, has improved the off -the -shelf qualification rate of work piece.

Description

A kind of intelligent hydraulic station

Technical field

This utility model is related to Hydraulic Station technical field, and in particular to a kind of intelligent hydraulic station.

Background technology

Hydraulic Station is independent hydraulic means, and it controls direction, pressure and the stream of oil stream by driving means requirement fuel feeding Amount, it is applied under main frame and the separable various hydraulic machineries of hydraulic means, and mechanical energy is converted into into the pressure energy of hydraulic oil； As long as Hydraulic Station is connected with the actuator on main frame, hydraulic machinery is capable of achieving the action of various regulations, cycle of operation.

But with the development of science and technology, increasing requirement is proposed to Hydraulic Station, existing Hydraulic Station passes through hydraulic pressure Oil control actuator is processed to workpiece, but in process, because the surface of workpiece there may be iron filings or powder End, such that the workpiece size error for processing is big, the qualification rate of finished workpart is also than relatively low.

In view of drawbacks described above, it is new that this utility model creator obtains this practicality finally through prolonged research and practice Type.

Utility model content

To solve above-mentioned technological deficiency, the technical solution adopted in the utility model is, there is provided a kind of intelligent hydraulic station, its Including：

Gas check system,

Dynamical system, is connected with external actuator, and for processing of the actuator to workpiece power is provided；

Controller, is connected with the gentle check system of the dynamical system；

The gas check system includes：First aerating device, gas inspection pore and press detection sensor；The actuator is led to Crossing clamping platform carries out clamping to workpiece, offers multiple gas with the part of absorption surface on the clamping platform and examines gas Hole；The gas examines pore both ends open, and one end offsets with workpiece, and the other end is connected with first aerating device；The gas inspection The press detection sensor is installed in pore；First aerating device and the press detection sensor and the control Device connects.

Preferably, the dynamical system includes the gas in air pressure subsystem, the air pressure subsystem and the actuator Cylinder pressure connects.

Preferably, the intelligent hydraulic station also includes leak-tight system, the leak-tight system is connected with the controller.

Preferably, the leak-tight system includes：Airtight fixture, the second aerating device, airtight pore and pressure detecting sensing Device；The airtight fixture is close to the part to be detected of workpiece and workpiece is clamped, and connects with workpiece on the airtight fixture Tactile part offers multiple airtight pores；The airtight pore both ends open, one end offsets with workpiece, the other end and institute State the connection of the second aerating device；The airtight pore is built with the press detection sensor；Second aerating device and institute State press detection sensor to be connected with the controller.

Preferably, the dynamical system includes the liquid in hydraulic subsystem, the hydraulic subsystem and the actuator Cylinder pressure connects, including：

Dynamical system, is connected with external actuator, and for processing of the actuator to workpiece power is provided；

Gas check system, detects to the workpiece before processing, detects the flatness of workpiece；

Controller, is connected with the gentle check system of the dynamical system, and the action to the gentle check system of the dynamical system is entered Row control.

Preferably, the hydraulic subsystem also includes electromagnetic valve, the oil-in of the electromagnetic valve enters with the hydraulic cylinder Hydraulic fluid port connects, and the oil-out of the electromagnetic valve is connected with the fuel tank.

Preferably, the oil pump is also connected by a tubule with the fuel tank.

Preferably, the hydraulic subsystem also includes：Check valve, controls valve, accumulator；The check valve, the control Valve is placed on the oil pipe, and the fuel tank, the check valve, the control valve, the oil pump are sequentially connected by the oil pipe； Described accumulator one end is connected with the control valve, and the other end is connected with the hydraulic control valve, for putting aside hydraulic oil；It is described Control valve is electrically connected with the controller.

Preferably, the motor is a sensing servo motor.

Preferably, the hydraulic subsystem also includes First Heat Exchanger, heating agent connection end one end of the First Heat Exchanger It is connected with the accumulator, the other end is connected with the hydraulic control valve, for the hydraulic control valve to be entered into the accumulation of energy Hydraulic pressure oil cooling in device.

Preferably, the hydraulic subsystem also includes the second heat exchanger, heating agent connection end one end of second heat exchanger It is connected with the electromagnetic valve, the other end is connected with the fuel tank, for the hydraulic oil for the electromagnetic valve being entered in the fuel tank Cooling.

Preferably, being provided with oil absorption filter screen at the oil-out of the fuel tank.

Preferably, be additionally provided with an oil gauge on described fuel tank, for observing presently described fuel tank in hydraulic oil reservoir Amount.

Preferably, the rear end of the motor is provided with a fan cooler, for carrying out cooling process to the motor.

The hydraulic subsystem also includes multiple pressure transducers, and the pressure transducer is arranged on the hydraulic subsystem Pipeline in, and electrically connect with the controller.

Compared with the prior art the beneficial effects of the utility model are：A kind of intelligent hydraulic station is provided, flatness is reached It is processed to desired workpiece, can reduces and even eliminate the workpiece size error caused because of the presence of iron filings or powder, Improve the qualification rate of finished workpart；Controller is adjusted to the rotating speed of motor, and the hydraulic pressure of hydraulic control valve is carried out Adjust, such that it is able to the hydraulic pressure of the hydraulic oil of controlled output, and then the precise control to hydraulic cylinder operating is realized, so as to improve The dimensional accuracy of the converted productss of intelligent hydraulic station is stated, percent defective is reduced；And it is simple to operate, reduce recruitment cost；So, control Device processed can control the break-make of electromagnetic valve, so as to the hydraulic oil in hydraulic cylinder using make after finishing hydraulic oil by electromagnetic valve return In flowing into fuel tank, the effect fuel-efficient to reach operation complete closure loop；Meanwhile, in normal work, control electromagnetic valve open circuit is prevented Only the hydraulic oil in fuel tank is directly entered hydraulic cylinder, and to whole intelligent hydraulic station hidden danger is brought；So, oil pump is by hydraulic oil pump When entering in hydraulic control valve, if pump oil pressure is excessive, section hydraulic oil can pass back into fuel tank by tubule, whole so as to improve The safety that intelligent hydraulic station is used；Simple structure, without cooling device is set up, use cost is low, is coordinated using controller and is controlled Valve processed realizes the Automatic-boosting of hydraulic cylinder, without high speed oil return and the unpowered continuous running of oil pump, overall energy consumption is low, equipment operation Safety, long service life, environmentally safe；The hydraulic oil for flowing through is cooled down by arranging cooling water in the part, can To reduce the oil temperature of hydraulic oil, while playing energy-conserving action；By fraction rounding operation, the problem in numerical range by whether Intermediate value is converted into, and the computing rounded by inverse is converted into 0 and 1, so as to as the factor of pressure value, eliminating automatically and not conform to The data of reason, improve calculating speed, have saved calculating process；And computational methods are simple, saved system resource；In addition, can Directly by computing formula drawing real-time pressure value, it is to avoid traversal, the complicated processes for judging, merging, finally reach a conclusion, Substantially increase calculating speed and judging efficiency.

Description of the drawings

Technical scheme in order to be illustrated more clearly that each embodiment of this utility model, below will be to institute in embodiment description The accompanying drawing that needs are used is briefly described.

Fig. 1 is the structural representation one of this utility model intelligent hydraulic station；

Fig. 2 is the structural representation two of this utility model intelligent hydraulic station；

Fig. 3 is the structural representation three of this utility model intelligent hydraulic station；

Fig. 4 is the structure chart of this utility model gas check system；

Fig. 5 is the structure chart of this utility model leak-tight system；

Fig. 6 is the structural representation one of this utility model hydraulic subsystem；

Fig. 7 is the structural representation two of this utility model hydraulic subsystem；

Fig. 8 is the structural representation three of this utility model hydraulic subsystem；

Fig. 9 is the structural representation four of this utility model hydraulic subsystem；

Figure 10 is the structural representation five of this utility model hydraulic subsystem；

Figure 11 is the structural representation six of this utility model hydraulic subsystem.

Numeral is represented in figure：

Dynamical system 1, air pressure subsystem 2, hydraulic subsystem 3, fuel tank 31, check valve 32, control valve 33, oil pump 34, electricity Machine 35, hydraulic control valve 36, electromagnetic valve 37, accumulator 38, hydraulic cylinder, First Heat Exchanger 39, the second heat exchanger 30, gas check system 4th, the first aerating device 41, gas inspection pore 42, controller 5, clamping platform 6, leak-tight system 7, the inflation dress of airtight fixture 71, second Put 72, airtight pore 73, workpiece 8.

Specific embodiment

Below in conjunction with accompanying drawing, and technical characteristic and advantage of other above-mentioned to this utility model are described in more detail.

Embodiment 1

Generally, when processing workpiece, may there is iron filings or powder in the surface of workpiece, once the surface of workpiece is deposited In iron filings or powder, then adding man-hour, workpiece to be close to workbench or processing platform, the chi of the workpiece for processing Very little to become big or diminish, this is fatal for the workpiece of higher precision is needed, and particularly some need sealing For workpiece, there is gap in the low combination for meaning from each other of precision, it is impossible to reach sealing effectiveness.

As shown in figure 1, it is the structural representation one of this utility model intelligent hydraulic station；Wherein, the intelligent hydraulic station Including：

Dynamical system 1, is connected with external actuator, and for processing of the actuator to workpiece power is provided；

Gas check system 4, detects to the workpiece before processing, detects the flatness of the workpiece；

Controller 5, is connected with the gentle check system of the dynamical system, and the action to the gentle check system of the dynamical system is entered Row control.

So, the flatness of workpiece is judged by gas check system, if flatness reaches requirement, shows the workpiece Surface does not have iron filings or powder or the iron filings of presence or the size of powder, and minimum (that is to say almost does not have to processing dimension Affect), pair then workpiece is processed；If flatness is not reaching to require, it is not processed；So, to flatness The workpiece for reaching requirement is processed, and can reduce and even eliminate the workpiece size mistake caused because of the presence of iron filings or powder Difference, improves the qualification rate of finished workpart.

Embodiment 2

Intelligent hydraulic station as described above, the present embodiment is different from part and is, as shown in Fig. 2 the dynamical system System includes air pressure subsystem 2, and the air pressure subsystem is connected with the pneumatic cylinder in actuator, provides dynamic for the pneumatic cylinder Power.So so that the intelligent hydraulic station can provide power for external pneumatic cylinder, being suitable for for the intelligent hydraulic station is increased Scope.

Embodiment 3

Intelligent hydraulic station as described above, the present embodiment is different from part and is, as shown in figure 3, the dynamical system System includes hydraulic subsystem 3, and the hydraulic subsystem is connected with the hydraulic cylinder in actuator, provides dynamic for the hydraulic cylinder Power.So so that the intelligent hydraulic station can provide power for external hydraulic cylinder, being suitable for for the intelligent hydraulic station is increased Scope.

Embodiment 4

Intelligent hydraulic station as described above, the present embodiment is different from part and is, as shown in figure 4, gas inspection system System includes：First aerating device 41, gas examines pore 42 and press detection sensor (being not drawn in figure)；The actuator passes through Clamping platform 6 carries out clamping to workpiece 8, offers multiple gas with the part of absorption surface on the clamping platform and examines gas Hole；The gas examines pore both ends open, and one end offsets with workpiece, and the other end is connected with first aerating device 41；The gas Inspection pore is built with the press detection sensor；First aerating device 41 and the press detection sensor and the control Device connection processed.

Wherein, the clamping platform is used to carry out workpiece clamping, processing；First aerating device 41 is used for described Gas inspection pore is inflated；The press detection sensor is used to detect the air pressure in gas inspection pore；The control Device processed controls the first aerating device 41 pairs gas inspection pore inflation, and receives the pressure letter of the press detection sensor Number processed, judged the flatness on the surface of the workpiece.

When using, first clamping is carried out to workpiece with clamping platform, workpiece is close to clamping platform, gas inspection pore can be compressed； Then control the first aerating device 41 pairs by controller to be inflated by the gas inspection pore of Work-sheet pressing, by controlling inflation Amount, can be filled with the gas for making air pressure in gas inspection pore reach a certain setting value in the gas examines pore；Then pressure is passed through Detection sensor measures the air pressure in each gas inspection pore；The controller is compared the air pressure for measuring with the setting value Compared with if air pressure is less than the setting value, illustrate the gas inspection pore leaves space with one end of absorption surface, that is to say workpiece The part fail to be close to clamping platform, then the flatness of the part is not up to standard, that is to say that the part has iron filings or powder End or workpiece are not in place so that surface of the work is not close to clamping platform；Thus may determine that the shape of workpiece State；And then processed (adjustment placement location or clean surface) by the workpiece not up to standard to flatness so as to it is up to standard；So as to Ensure the dimensional accuracy of workpiece, reduce percent defective.

The controller controls external actuator and performs to institute after it is determined that the flatness of the surface of the work is up to standard The processing action of workpiece is stated, thus it is ensured that the actuator will not be in the workpiece not in place or remained on surface iron filings or powder Workpiece is processed in the case of end；The dimensional accuracy of workpiece is further ensured, percent defective is reduced；In addition, it is easy to operate, The level requirement to operator (will not be processed in the case where clamping is not in place) is reduced, the recruitment of enterprise is reduced Cost；Meanwhile, accomplish the function of fool proof.

Embodiment 5

Intelligent hydraulic station as described above, it is that the intelligent hydraulic station also includes that the present embodiment is different from part Leak-tight system, the leak-tight system is connected with controller, and the workpiece after processing is detected, detects the closely sealed of the workpiece Property.

As such, it is possible to the adaptation of workpiece is detected, so that it is determined that the qualification rate of workpiece.

The workpiece for processing, if the adaptation of workpiece is not up to standard, is needed in work sometimes for assembling to workpiece Detection is carried out after part assembling just it is found that at this time again workpiece being done over again or being changed, can be lost time, increase it is many not Necessary workload, to production and assembled belt very big puzzlement is carried out.

The leak-tight system can after by work pieces process direct detection workpiece adaptation, the only qualified work of adaptation Part, can just enter the assembling of next step, can so greatly save installation time, improve production efficiency, while greatly increasing into The qualification rate of product.

In addition, the controller is detected to the adaptation of the workpiece, and according to the adaptation judge whether into Enter next step, in this way it can be ensured that following process will not be carried out when the adaptation of the workpiece is below standard；Further ensure Dimensional accuracy during following process, reduces percent defective；In addition, easy to operate, reducing the level requirement to operator (will not Following process is carried out in the case where adaptation is not up to standard), reduce the recruitment cost of enterprise；Meanwhile, accomplish the work(of fool proof Energy.

Embodiment 6

Intelligent hydraulic station as described above, the present embodiment is different from part and is, as shown in figure 5, the airtight system System includes：Airtight fixture 71, the second aerating device 72, airtight pore 73 and press detection sensor (being not drawn in figure)；It is described Airtight fixture is close to the part to be detected of workpiece and workpiece is clamped, the part on the airtight fixture with absorption surface Offer multiple airtight pores；The airtight pore both ends open, one end offsets with workpiece, and the other end fills with described second Device of air connects；The airtight pore is built with the press detection sensor；Second aerating device and the pressure are examined Survey sensor to be connected with the controller.

Wherein, the airtight fixture is used to be clamped workpiece and be close to；Second aerating device is used for described Airtight pore is inflated；The press detection sensor is used to detect the air pressure in the airtight pore；The control Device processed controls second aerating device and the airtight pore is inflated, and receives the pressure signal of the press detection sensor Processed, judged the adaptation of the workpiece.

When using, first workpiece is clamped with airtight fixture, the part to be detected of workpiece is close to airtight fixture, can press Tight airtight pore；Then the second aerating device is controlled to being inflated by the airtight pore of Work-sheet pressing by controller, is passed through Control aeration quantity, can be filled with the gas for making air pressure in airtight pore reach a certain setting value in the airtight pore；Then Air pressure in each airtight pore is measured by press detection sensor；The controller is by the air pressure for measuring and the setting value It is compared, if air pressure is less than the setting value, illustrate the airtight pore leaves space with one end of absorption surface, namely It is that the part of workpiece fails to be close to airtight fixture, then the adaptation of the part is not enough；Thus may determine that workpiece State；And then by being processed (reprocess or scrap process) the not enough workpiece of adaptation, by the qualified work of adaptation Part carries out following process, so as to ensure the dimensional accuracy of workpiece, reduces percent defective.

The controller controls external actuator and performs to the work after it is determined that the adaptation of the workpiece is up to standard The subsequent action of part, thus it is ensured that the actuator will not carry out following process in the case of adaptation deficiency to workpiece； The dimensional accuracy of workpiece is further ensured, percent defective is reduced；In addition, easy to operate, reducing the level to operator will Ask (will not be processed in the case where clamping is not in place), reduce the recruitment cost of enterprise；Meanwhile, accomplish the work(of fool proof Energy.

Embodiment 7

Intelligent hydraulic station as described above, the present embodiment is different from part and is, as shown in fig. 6, the hydraulic subsidiary System includes：

Fuel tank 31, for storing hydraulic oil；

Hydraulic control valve 36, is connected with the hydraulic cylinder of actuator, for controlling the pressure of the hydraulic oil for flowing through, so that Hydraulic cylinder obtains required power；

Oil pump 34, its oil-in is connected by oil pipe with the fuel tank 31, and oil-out is connected with the hydraulic control valve 36, Hydraulic oil is pumped in hydraulic control valve 36 from fuel tank 31；

Motor 35, it is connected with the oil pump 34, drives the oil pump 34 to operate；

The controller 5, it is electrically connected with the motor 35, the hydraulic control valve 36, controls the motor 35, described The action of hydraulic control valve 36.

So, controller is adjusted to the rotating speed of motor, and the hydraulic pressure of hydraulic control valve is adjusted, so as to can With the hydraulic pressure of the hydraulic oil of controlled output, and then the precise control to hydraulic cylinder operating is realized, so as to improve the intelligent hydraulic The dimensional accuracy of the converted productss stood, reduces percent defective；And it is simple to operate, reduce recruitment cost.

Embodiment 8

The intelligent hydraulic station as described above, the present embodiment is different from part and is, as shown in fig. 7, the liquid Pressure subsystem also includes electromagnetic valve 37, and the oil-in of the electromagnetic valve 37 is connected with the oil-in of the hydraulic cylinder, its oil-out It is connected with the fuel tank 31, so, the hydraulic oil in hydraulic cylinder can pass back into fuel tank using after finishing by electromagnetic valve 37 In 31.

Electromagnetic valve 37 is electrically connected with controller 5, and so, controller 5 can control the break-make of electromagnetic valve 37, so as in hydraulic pressure Hydraulic oil in cylinder using making hydraulic oil pass back in fuel tank 31 by electromagnetic valve 37 after finishing, to reach operation complete closure loop Fuel-efficient effect；Meanwhile, in normal work, control electromagnetic valve 37 is breaking, prevents the hydraulic oil in fuel tank 31 to be directly entered liquid Cylinder pressure, to hydraulic subsystem and whole intelligent hydraulic station hidden danger is brought.

Embodiment 9

The intelligent hydraulic station as described above, the present embodiment is different from part and is, as shown in figure 8, the oil Pump 34 is also connected by a tubule with fuel tank 31, and so, oil pump 34 is when pumping in hydraulic oil in hydraulic control valve 36, if pump oil Pressure is excessive, and section hydraulic oil can pass back into fuel tank by tubule, so as to improve hydraulic subsystem and whole intelligent hydraulic The safety that station uses.

Embodiment 10

The intelligent hydraulic station as described above, the present embodiment is different from part and is, as shown in figure 9, the liquid Pressure subsystem also includes：Check valve 32, controls valve 33, accumulator 38；The check valve 32, control valve 33 are placed in the oil pipe On, the fuel tank 31, check valve 32, control valve 33, oil pump 34 are sequentially connected by the oil pipe；The one end of the accumulator 38 with Control valve 33 connects, and the other end is connected with hydraulic control valve 36, for putting aside hydraulic oil.

Control valve 33 is electrically connected with controller 5, realize under the control of controller 5 oil pump 34 and accumulator 38 UNICOM or The UNICOM of person's check valve 32 and oil pump 34.

So, during hydraulic cylinder works, controller starts motor and drives operation of oil pump, now controller control intelligent control valve Fuel tank and oil pump are connected, closed electromagnetic valve, oil pump suction hydraulic oil Jing check valves, control valve deliver to hydraulic control valve, hydraulic pressure control Valve control hydraulic oil processed promotes hydraulic cylinder works to control hydraulic oil simultaneously to accumulator hydraulic energy-accumulating；When hydraulic cylinder does not work, Controller controlled motor stops, while the connection between controller control hydraulic control valve and accumulator is closed, control valve is connected and stored Energy device is opened with oil pump import, electromagnetic valve, and the hydraulic oil Jing electromagnetic valves in hydraulic cylinder are back to hydraulic oil container, accumulator release liquid Force feed Jing intelligent control valves, oil pump, tubule are back to hydraulic oil container.

When hydraulic cylinder works, controller controlled motor must be electrically activated, and oil pump starts without starting current, when hydraulic cylinder not work Make constantly oil pump to stop.When hydraulic cylinder works again, oil pump automatic soft start again；Accumulator stores energy, in accumulator When releasing energy, oil return promote oil pump guarantee that oil pump is not exclusively stalled, when motor is again started up, motor without starting current, So as to saves energy；In addition, the hydraulic oil liquid no longer high speed overflow oil sump tank of oil pump output flogs a dead horse, oil pump acting obtains complete Portion utilizes, and the oil of original oil pump overflow oil sump tank accounts for a part for oil pump whole output oil amount, and oil pump and Hydraulic Elements shorten this The partial duration of runs, so as to saves energy, while the service life of oil pump and Hydraulic Elements can be greatly enhanced；Hydraulic oil is no longer High speed overflow, it is possible to decrease the oil temperature of Hydraulic Station, without be equipped with cooling device, reduce use cost, and greatly strengthen sealing and The service life of hydraulic oil, can also prevent permeability phenomenon, reach the purpose of hygienic environment-protecting.

This utility model simple structure, without cooling device is set up, use cost is low, and using controller control valve reality is coordinated The Automatic-boosting of existing hydraulic cylinder, without high speed oil return and the unpowered continuous running of oil pump, overall energy consumption is low, equipment operation safety, Long service life, environmentally safe.

Embodiment 11

The intelligent hydraulic station as described above, the present embodiment is different from part and is, as shown in Figure 10, the liquid Pressure subsystem also includes First Heat Exchanger 39, and heating agent connection end one end of the First Heat Exchanger 39 is connected with accumulator 38, separately One end is connected with hydraulic control valve 36, for the hydraulic pressure oil cooling for hydraulic control valve 36 being entered in accumulator 38.

The coolant connection end of the First Heat Exchanger 39, successively with cooling water tank (being not drawn in figure), cooling water pump (in figure It is not drawn into) connect, composition is cooling water circulation, so as to cool down to the hydraulic oil for flowing through First Heat Exchanger 39, while reaching work The effect of industry complete closure loop water-saving.

In addition, cooling down to the hydraulic oil for flowing through by arranging cooling water in the part, the oil of hydraulic oil can be reduced Temperature, (high oil temperature of hydraulic oil, can affect machining accuracy, while oil sealing high temperature can be caused old to prevent the high oil temperature of hydraulic oil Change, cause oil leak), while playing energy-conserving action.

Embodiment 12

The intelligent hydraulic station as described above, the present embodiment is different from part and is, as shown in figure 11, the liquid Pressure subsystem also includes the second heat exchanger 30, and heating agent connection end one end of second heat exchanger 30 is connected with electromagnetic valve 37, separately One end is connected with fuel tank 31, for the hydraulic pressure oil cooling for electromagnetic valve 37 being entered in fuel tank 31.

The coolant connection end of second heat exchanger 30, successively with cooling water tank (being not drawn in figure), cooling water pump (in figure It is not drawn into) connect, composition is cooling water circulation, so as to cool down to the hydraulic oil for flowing through the second heat exchanger 30, while reaching work The effect of industry complete closure loop water-saving.

In addition, cooling down to the hydraulic oil for flowing through by arranging cooling water in the part, the oil of hydraulic oil can be reduced Temperature, (high oil temperature of hydraulic oil, can affect machining accuracy, while oil sealing high temperature can be caused old to prevent the high oil temperature of hydraulic oil Change, cause oil leak), while playing energy-conserving action.

In addition, under normal circumstances, the cooling water circulation of First Heat Exchanger 39 is only opened, closes the cold of the second heat exchanger 30 But water circulation；So as to save the cooling water circulation energy, the utilization rate of cooling water is improved；In analysis of hydraulic oil overheat, while The cooling water circulation of the heat exchanger 30 of First Heat Exchanger 39 and second is opened, as such, it is possible to cool down to hydraulic oil rapidly, is improved Cooling effectiveness.

Embodiment 13

The intelligent hydraulic station as described above, the present embodiment be different from part be, the fuel tank 31 it is fuel-displaced Mouthful at be provided with oil absorption filter screen (being not drawn in figure), for filtering the fuel tank in hydraulic oil impurity.So, impurity has been prevented Work equipment is flowed into via the oil pump 2.

Embodiment 14

The intelligent hydraulic station as described above, the present embodiment is different from part and is, the motor 35 is a sense Servo motor is answered, it adopts vector majorization, the controller 5 to detect the rotor situation in the motor 35, to carry out rotating speed Speed servo control, and Optimal Control mode is provided, to obtain the kind of drive of optimum efficiency.So so that the intelligence It is more fast to the response speed of pressure information in Hydraulic Station operating.According to actual production and test, the intelligent hydraulic station is protected Adjust during pressure to maximum pump discharge operating response time within 0.1 second, with good response characteristic.

The vector majorization ultimate principle is by measuring and controlling asynchronous motor stator current phasor, determined according to magnetic field To principle the exciting current and torque current of asynchronous motor are controlled respectively, so as to reach control induction motors torque Purpose.

Embodiment 15

The intelligent hydraulic station as described above, the present embodiment is different from part and is, the rear end of the motor 35 A fan cooler (being not drawn in figure) is additionally provided with, for carrying out cooling process to the motor 35 of long working.So make Obtain and can carry out cooling process after the long working of the motor 35, so as to improve activity duration and the service life of motor 35.

Embodiment 16

The intelligent hydraulic station as described above, the present embodiment is different from part and is, on described fuel tank 31 also Be provided with an oil gauge (being not drawn in figure), for observing presently described fuel tank 31 in hydraulic oil reserves.So, by observation Hydraulic oil reserves in presently described fuel tank 3, can carry out necessary refueling operation, so as to avoid because hydraulic-oil quantity is not enough Mechanical wear for causing etc. is lost.

Embodiment 17

The intelligent hydraulic station as described above, it is that the hydraulic subsystem is also that the present embodiment is different from part (it is not drawn in figure) including multiple pressure transducers, the pressure transducer is arranged in the pipeline of the hydraulic subsystem, and Electrically connect with controller 5, to detect the hydraulic fluid pressure in pipeline.

Controller 5 receives the pressure data of the pressure transducer detecting real-time, and pressure data is processed, and in real time Adjust the running speed of the motor 35 so that the running of the hydraulic subsystem is more reasonable, reach power saving, reduce oil temperature, And the effect of saving cooling water amount；

Meanwhile, controller 5 receives the pressure data of the pressure transducer detecting real-time, and the rotating speed of the motor 35 is entered Row is automatically adjusted so that in pressure value of the hydraulic fluid pressure that the oil pressure exit is got in a setting.The setting Pressure value be an initial pressure value, can accordingly be adjusted according to the hydraulic subsystem concrete application environment, with reality More excellent work efficiency is obtained in production.

The motor 35 of the hydraulic subsystem operates or with the regulation of controller 5 in the slow-speed of revolution, rather than general change On the one hand the extensive working method of the Hydraulic Station of frequency control, so save electricity, on the other hand reduces oil temperature, while Save the consumption of cooling water.Further, since motor 35 described in the present embodiment operates in the slow-speed of revolution flow is maintained at Min., has delayed the degree of aging of hydraulic oil.

Embodiment 18

The intelligent hydraulic station as described above, it is that the intelligent hydraulic station is also that the present embodiment is different from part (it is not drawn in figure) including wireless transport module, the wireless transport module is connected with controller 5, is realized using wireless sensing Beyond the clouds or distal end monitoring and regulate and control.In addition, the controller 5 can become paired control program by PLC modifying, control The intelligent hydraulic station action, so can require according to the detection of different product, arrange different cooked modes, to realize needing Ask application.

Embodiment 19

The intelligent hydraulic station as described above, it is that controller 5 receives multiple pressures that the present embodiment is different from part The pressure data of force transducer, and these pressure datas are processed, obtain the real-time pressure value in pipeline, the meter of the process Calculating formula is：

Wherein, determined by following equation：

It is the sequence number of pressure transducer in formula, is the total amount of pressure transducer, is the pressure that the pressure transducer is measured Value, is the intermediate value judged the pressure transducer measurement data for pressure value in real time in the pipeline that calculates, is the The decision content of pressure transducer.

Basic ideas are：The difference that the meansigma methodss of all pressure values are deducted by the pressure value to pressure transducer takes advantage of again ten Divided by meansigma methodss and round, obtain the intermediate value judged pressure transducer measurement data；Rounded by the inverse to intermediate value, Intermediate value is converted to into 0 or 1 decision content, now, the decision content of the pressure value in the range of reasonable value 1 is converted into into, will The decision content of the pressure value in the range of reasonable value is not converted into 0；It is multiplied decision content as the factor of corresponding pressure value, from And eliminate irrational pressure value, then real-time pressure value in the pipeline required for the average of residual compression value is.

Have the beneficial effect that：By fraction rounding operation, by whether the problem in numerical range is converted into intermediate value, and lead to Cross the computing for rounding reciprocal and be converted into 0 and 1, so that as the factor of pressure value, irrational data are eliminated automatically, improve meter Speed is calculated, calculating process has been saved；And computational methods are simple, saved system resource；Furthermore it is possible to directly be obtained by computing formula Go out real-time pressure value, it is to avoid traversal, the complicated processes for judging, merging, finally reach a conclusion, substantially increase calculating speed And judging efficiency.

Generally, due to there is multiple pressure transducers, the hydraulic fluid pressure in pipeline should be equal everywhere, but During actual treatment, because the hydraulic pressure oil flow rate in pipeline is different, the difference of pipe shape, the pressure of hydraulic oil has carefully Micro- change, while in valve interface part, due to the velocity variations of hydraulic oil it is big, it is possible to cause the pressure data that measures with The widely different result of the pressure data of other parts, so, the final determination to the hydraulic fluid pressure in pipeline is caused very Big puzzlement.

The impact that this kind of situation is caused can be quickly eliminated in the present embodiment, the hydraulic subsystem and intelligence is improve Hydraulic Station improves the dimensional accuracy of the converted productss of the intelligent hydraulic station to pressure controlled accuracy, reduces percent defective, protects The quality of product is demonstrate,proved.

Preferred embodiment of the present utility model is the foregoing is only, is merely illustrative for this utility model, and It is nonrestrictive.Those skilled in the art understanding, can be to it in the spirit and scope that this utility model claim is limited Many changes are carried out, is changed, in addition it is equivalent, but fall within protection domain of the present utility model.

Claims (10)

1. a kind of intelligent hydraulic station, it is characterised in that include：

Gas check system；

Dynamical system, is connected with external actuator, and for processing of the actuator to workpiece power is provided；

Controller, is connected with the gentle check system of the dynamical system；

The gas check system includes：First aerating device, gas inspection pore and press detection sensor；The actuator is by dress Folder platform carries out clamping to workpiece, offers multiple gas with the part of absorption surface on the clamping platform and examines pore；Institute Gas inspection pore both ends open is stated, one end offsets with workpiece, and the other end is connected with first aerating device；In the gas inspection pore The press detection sensor is installed；First aerating device and the press detection sensor connect with the controller Connect.

2. intelligent hydraulic station as claimed in claim 1, it is characterised in that the dynamical system includes air pressure subsystem, described Air pressure subsystem is connected with the pneumatic cylinder in the actuator.

3. intelligent hydraulic station as claimed in claim 1, it is characterised in that the intelligent hydraulic station also includes leak-tight system, institute State leak-tight system to be connected with the controller.

4. intelligent hydraulic station as claimed in claim 3, it is characterised in that the leak-tight system includes：Airtight fixture, second are filled Device of air, airtight pore and press detection sensor；The airtight fixture is close to the part to be detected of workpiece and workpiece is entered Row is clamped, and multiple airtight pores are offered with the part of absorption surface on the airtight fixture；The airtight pore two ends Opening, one end offsets with workpiece, and the other end is connected with second aerating device；The airtight pore is examined built with the pressure Survey sensor；Second aerating device and the press detection sensor are connected with the controller.

5. the intelligent hydraulic station as described in claim 1 or 2 or 4, it is characterised in that the dynamical system includes hydraulic pressure subsystem System, the hydraulic subsystem is connected with the hydraulic cylinder in the actuator, including：

Fuel tank, for storing hydraulic oil；

Hydraulic control valve, is connected with hydraulic jack, for controlling the pressure of the hydraulic oil for flowing through, so that the hydraulic jack is obtained Torque and rotating speed needed for obtaining；

Oil pump, its oil-in is connected by oil pipe with the fuel tank, and its oil-out is connected with the hydraulic control valve, by hydraulic oil During the hydraulic control valve is pumped into from the fuel tank；

Motor, it is connected with the oil pump, drives the oil pump operating；

Controller, it is electrically connected with the motor, the hydraulic control valve, control the motor, the hydraulic control valve it is dynamic Make.

6. intelligent hydraulic station as claimed in claim 5, it is characterised in that the hydraulic subsystem also includes electromagnetic valve, described The oil-in of electromagnetic valve is connected with the oil-in of the hydraulic jack, and the oil-out of the electromagnetic valve is connected with the fuel tank.

7. intelligent hydraulic station as claimed in claim 6, it is characterised in that the oil pump is also connected by a tubule with the fuel tank Connect.

8. intelligent hydraulic station as claimed in claim 7, it is characterised in that the hydraulic subsystem also includes：Check valve, control Valve, accumulator；The check valve, the control valve are placed on the oil pipe, the fuel tank, the check valve, the control valve, The oil pump is sequentially connected by the oil pipe；Described accumulator one end is connected with the control valve, the other end and the hydraulic pressure Control valve connection, for putting aside hydraulic oil；The control valve is electrically connected with the controller.

9. intelligent hydraulic station as claimed in claim 8, it is characterised in that the hydraulic subsystem also includes First Heat Exchanger, Heating agent connection end one end of the First Heat Exchanger is connected with the accumulator, and the other end is connected with the hydraulic control valve, uses In the hydraulic pressure oil cooling for the hydraulic control valve being entered in the accumulator.

10. intelligent hydraulic station as claimed in claim 6, it is characterised in that the hydraulic subsystem also includes the second heat exchanger, Heating agent connection end one end of second heat exchanger is connected with the electromagnetic valve, and the other end is connected with the fuel tank, for by institute Electromagnetic valve is stated into the hydraulic pressure oil cooling in the fuel tank.