CN102944420A - Dual-clutch automatic transmission hydraulic module performance test platform and method - Google Patents
Dual-clutch automatic transmission hydraulic module performance test platform and method Download PDFInfo
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- CN102944420A CN102944420A CN2012105006359A CN201210500635A CN102944420A CN 102944420 A CN102944420 A CN 102944420A CN 2012105006359 A CN2012105006359 A CN 2012105006359A CN 201210500635 A CN201210500635 A CN 201210500635A CN 102944420 A CN102944420 A CN 102944420A
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Abstract
The invention discloses a dual-clutch automatic transmission hydraulic module performance test platform and method, in order to remedy the lack of performance testing and calibration equipment of the dual-clutch automatic transmission hydraulic module at present. The dual-clutch automatic transmission hydraulic module performance test platform comprises an oil supplying system and a test auxiliary oil way; the test auxiliary oil way comprises a No.3 quick-change connector, a No.4 quick-change connector, a No.5 quick-change connector, a No.6 quick-change connector, a No.7 quick-change connector and a No.8 quick-change connector; the No.3 quick-change connector and the No.8 quick-change connector are connected with a No.2 oil mouth to a No.7 oil mouth of a tested hydraulic module by pipelines; the oil supplying system comprises a No.1 oil liquid filter, a three-phase asynchronous electromotor, a flexible coupler, a hydraulic gear pump, a No.2 oil liquid filter and a No.1 quick-change connector; the three-phase asynchronous electromotor is connected with the hydraulic gear pump through the flexible coupler; the No.1 oil liquid filter, the hydraulic gear pump, the No.2 oil liquid filter are sequentially connected with the No.1 quick-change connector by pipelines; and the No.1 quick-change connector is connected with the No.1 oil mouth of the tested hydraulic module by a pipeline.
Description
Technical field
The present invention relates to a kind of testing table to automatic transmission, or rather, the present invention relates to a kind of testing table and test method that double-clutch automatic gearbox hydraulic module performance is tested.
Background technology
Double-clutch automatic gearbox is the one preferred technique of the above passenger car automatic gear-box of A level owing to having the focus that good shift quality and the high advantage of vehicle power, economy and transmission efficiency are each auto vendor's exploitation at present in automotive transmission market.For the double-clutch automatic gearbox electrohydraulic control system that extensively adopts namely hydraulic module be its important ingredient, the test calibration of each gear solenoid valve generally is installed in car load after integrated with transmission system and finishes in the hydraulic module, and traditional hydraulic module bench test drives solenoid valve with stabilized voltage supply exactly, pressure or discharge characteristic with tensimeter is tested each solenoid valve, can cause following two problems like this in the double-clutch automatic gearbox performance history:
1. the solenoid-driven signal of inputting is the simulating vehicle actual working state faithfully, and especially for proportion magnetic valve, its driving frequency signal is difficult to control;
2. for the double-clutch automatic gearbox hydraulic module that will test, how to carry out the test of bench test and the demarcation of solenoid valve and all do not have unified standard, it generally is the operating characteristic of each solenoid valve on the independent testing hydraulic module, can not carry out combined calibrating with car load, can prolong the construction cycle at the new product development initial stage, raise the cost.
Whether existing a kind of electromagnetic valve testing system for automatic transmission and test method are in the Electromagnetic Valve for Automatic Transmission maintenance process, play the testing table that magnetic valve performance is tested, meet the requirements in the hope of the performance that can test out exactly solenoid valve.
But prior art does not solve double-clutch automatic gearbox hydraulic module newly developed carries out performance test and demarcation at testing table problem.
Summary of the invention
Technical matters to be solved by this invention is to remedy the equipment deficiency that present double-clutch automatic gearbox hydraulic module newly developed carries out performance test and demarcation, and a kind of double-clutch automatic gearbox hydraulic module performance test stand and test method are provided.
For solving the problems of the technologies described above, the present invention adopts following technical scheme to realize: described double-clutch automatic gearbox hydraulic module performance test stand comprises the attached oil circuit of test and oil supply system.
The attached oil circuit of described test comprises hydraulic quick coupler No. 3, No. 1 pressure transducer, No. 2 pressure transducers, No. 4 hydraulic quick couplers, No. 5 hydraulic quick couplers, No. 3 pressure transducers, No. 4 pressure transducers, No. 6 hydraulic quick couplers, No. 7 hydraulic quick couplers, No. 1 flow sensor, No. 5 pressure transducers, No. 6 pressure transducers, No. 2 flow sensors, No. 8 hydraulic quick couplers, No. 1 variable throttle valve, heating radiator, No. 3 oil filters, No. 2 variable throttle valve, No. 2 shift cylinders, No. 1 shift cylinder, No. 2 clutch oil cylinders and No. 1 clutch oil cylinder.
The oil-in of the oil inlet and outlet of No. 1 clutch oil cylinder and the number of being connected pressure transducer is connected with an end pipeline of No. 3 hydraulic quick couplers; The oil-in of the oil inlet and outlet of No. 2 clutch oil cylinders and the number of being connected pressure transducer is connected with an end pipeline of No. 4 hydraulic quick couplers; The oil-in of the oil inlet and outlet of No. 1 shift cylinder and the number of being connected pressure transducer is connected with an end pipeline of No. 5 hydraulic quick couplers; The oil-in of the oil inlet and outlet of No. 2 shift cylinders and the number of being connected pressure transducer is connected with an end pipeline of No. 6 hydraulic quick couplers; The other end of No. 7 hydraulic quick couplers is connected with an end pipeline of No. 1 flow sensor, one end pipeline of the other end of No. 1 flow sensor and the number of being connected throttling valve connects, the oil return opening of No. 2 throttling valve is connected with fuel tank pipeline in the oil supply system, and the oil-in of No. 5 pressure transducers is connected with the oil return opening pipeline of No. 1 flow sensor; The other end of No. 8 hydraulic quick couplers is connected with an end pipeline of No. 2 flow sensors, the oil-out of No. 2 flow sensors is connected with an end pipeline of No. 3 oil filters, the other end of No. 3 oil filters is connected with an end pipeline of heating radiator, the other end of heating radiator is connected with an end pipeline of No. 1 variable throttle valve, the other end of No. 1 variable throttle valve is connected with fuel tank pipeline in the oil supply system, and the oil-in of No. 6 pressure transducers is connected with the oil-out pipeline of No. 2 flow sensors.
The other end of No. 3 hydraulic quick couplers described in the technical scheme is connected with No. 2 hydraulic fluid port pipelines of tested hydraulic module, the other end of No. 4 hydraulic quick couplers is connected with No. 3 hydraulic fluid port pipelines of tested hydraulic module, the other end of No. 5 hydraulic quick couplers is connected with No. 4 hydraulic fluid port pipelines of tested hydraulic module, the other end of No. 6 hydraulic quick couplers is connected with No. 5 hydraulic fluid port pipelines of tested hydraulic module, one end of No. 7 hydraulic quick couplers is connected with No. 6 hydraulic fluid port pipelines of tested hydraulic module, and an end of No. 8 hydraulic quick couplers is connected with No. 7 hydraulic fluid port pipelines of tested hydraulic module.
No. 3 hydraulic quick couplers described in the technical scheme, No. 4 hydraulic quick couplers, No. 5 hydraulic quick couplers, No. 6 hydraulic quick couplers, No. 7 hydraulic quick couplers are identical with No. 8 hydraulic quick coupler structures.Described No. 1 pressure transducer, No. 2 pressure transducers, No. 3 pressure transducers, No. 4 pressure transducers, No. 5 pressure transducers are identical with No. 6 pressure sensor structures, and all adopting model is the pressure transducer of PTS503-2.5Mpa.Described No. 1 flow sensor is identical with No. 2 flow sensor structures, and all adopting model is the flow sensor of LWGY-10.Described No. 1 variable throttle valve is identical with No. 2 variable restrictor valve arrangements.
Oil supply system described in the technical scheme comprises fuel tank, No. 1 oil filter, threephase asynchronous, flexible clutch, hydraulic gear pump, No. 2 oil filters, tensimeter, No. 1 hydraulic quick coupler, direct-acting overflow valve and No. 2 hydraulic quick couplers.No. 1 the oil filter oil-out is connected with the oil-in pipeline of hydraulic gear pump, No. 1 oil filter is placed in the hydraulic oil in the fuel tank, the oil-out of hydraulic gear pump is connected with the oil-in pipeline of No. 2 oil filters, the oil-out of No. 2 oil filters and tensimeter, the oil-in of direct-acting overflow valve is connected with the oil-in pipeline of No. 1 hydraulic quick coupler, the oil-out of direct-acting overflow valve is connected with the fuel tank pipeline, the oil-out of No. 2 hydraulic quick couplers is connected with the fuel tank pipeline, the input shaft of hydraulic gear pump is fixedly connected with an end of flexible clutch, and the other end of flexible clutch is fixedly connected with the output shaft of threephase asynchronous.
The oil-out of No. 1 hydraulic quick coupler described in the technical scheme is connected with No. 1 hydraulic fluid port pipeline of tested hydraulic module, and the oil-in of No. 2 hydraulic quick couplers is connected with No. 8 hydraulic fluid port pipelines of tested hydraulic module.
No. 1 hydraulic quick coupler described in the technical scheme is identical with No. 2 hydraulic quick coupler structures; Described flexible clutch is that model is the flexible clutch of GTM-6897; Described tensimeter is the shock-proof pressure gauge of YN60ZT-3.5MPa for adopting the Lei Erda model; It is the CB-B2.5 hydraulic pump that hydraulic gear pump adopts model; It is the motor of YS-7124 that threephase asynchronous adopts model.
The bottom of the fuel tank described in the technical scheme is connected with an end pipeline of the stop valve of changing oil.
A kind of test method that adopts double-clutch automatic gearbox hydraulic module performance test stand test double-clutch automatic gearbox hydraulic module performance of the present invention, step is as follows:
1) utilize the program editor editor who carries among the professional software Freescale CodeWarrior IDE that mounted Freescale company publishes on notebook computer to test needed control program, then notebook computer is by Program download P﹠amp; E USB Multilink downloads to control program among the wheel box control module TCU;
2) the wheel box control module TCU of download control program connects with the output terminal interface of wire harness and hydraulic module and each sensor, communication interface with wheel box control module TCU connects together with data line with the interface of bus registering instrument Vector CANcaseXL again, simultaneously another interface of bus registering instrument Vector CANcaseXL and the USB interface of notebook computer are coupled together with special-purpose data line, and finish the connection of peripheral wire harness; The oil-out of No. 1 hydraulic quick coupler in No. 1 hydraulic fluid port of mounted tested hydraulic module and the oil supply system is connected, finishes the preliminary work of test;
3) connect double-clutch automatic gearbox hydraulic module property test platform power supply, the hydraulic gear pump of starting characteristics test platform carries out fuel feeding, and the adjusting pressuring handle of slowly adjusting direct-acting overflow valve is adjusted to the 2MPa that hydraulic module needs with the pressure of working connection, each gear is to the action request of solenoid valve when moving according to actual vehicle, simulation dutycycle adjustable frequency signal drives the solenoid valve of each gear work, and utilizes simultaneously program software Vector CANape on notebook computer the signal of each sensor collection to be monitored and the acquisition and recording of test figure;
4) with the unified arrangement of the test figure that collects, the test figure of different gears is organized into the form of form, draw the current-to-pressure performance diagram of solenoid valve, the characteristic of research solenoid valve, index by comparison test result and designing requirement, if the test findings deviation surpasses 10%, can judge that then the performance of tested hydraulic module integral body does not reach designing requirement, need to optimize accordingly improvement to tested hydraulic module.
Compared with prior art the invention has the beneficial effects as follows:
1. double-clutch automatic gearbox hydraulic module performance test stand of the present invention and test method utilize wheel box control module TCU to drive each solenoid valve on the hydraulic module, electromagnetic valve work state in the time of can moving according to actual vehicle is set the signal that drives solenoid valve, like this so that the operating mode that the realistic vehicle of the duty of solenoid valve is different when moving;
2. double-clutch automatic gearbox hydraulic module performance test stand of the present invention and test method can make a service test the hydraulic module of whole double-clutch automatic gearbox, lubricating oil pressure or flow signal that test is gathered show in real time at notebook computer, can see more intuitively the performance data of hydraulic module, can also carry out real-time calibration to the magnetic valve performance of controlling corresponding gear, whether meet design requirement through the combination property that can judge this hydraulic module to the analysis of test figure, the judge mode is simple, directly perceived and accurate.
Description of drawings
The present invention is further illustrated below in conjunction with accompanying drawing:
Fig. 1 is the structural principle block diagram of double-clutch automatic gearbox hydraulic module performance test stand of the present invention;
Fig. 2 is the control structure schematic block diagram of double-clutch automatic gearbox hydraulic module performance test stand of the present invention;
Fig. 3 is the Characteristics of Solenoid Valve curve map that obtains after adopting double-clutch automatic gearbox hydraulic module performance test stand of the present invention to test;
Among the figure: 1. the stop valve of changing oil, 2. fuel tank, No. 3.1 oil filters, 4. threephase asynchronous, 5. flexible clutch, 6. hydraulic gear pump, 7.2 number oil filter, 8. tensimeter, No. 9.1 hydraulic quick couplers, 10. working connection, 11. pressure control loops, 12. direct-acting overflow valves, 13.2 number hydraulic quick coupler, 14. oil return lines, No. 15.3 hydraulic quick couplers, 16.1 number pressure transducer, No. 17.2 pressure transducers, No. 18.4 hydraulic quick couplers, 19.5 number hydraulic quick coupler, No. 20.3 pressure transducers, No. 21.4 pressure transducers, 22.6 number hydraulic quick coupler, No. 23.7 hydraulic quick couplers, No. 24.1 flow sensors, 25.5 number pressure transducer, No. 26.6 pressure transducers, No. 27.2 flow sensors, 28.8 number hydraulic quick coupler, No. 29.1 variable throttle valve, 30. heating radiators, 31.3 number oil filter, 32.2 number variable throttle valve, No. 33.2 shift cylinders, No. 34.1 shift cylinders, 35.2 number clutch oil cylinder, 36.1 number clutch oil cylinder, the attached oil circuit of 37. tests, 38. oil supply systems.
Embodiment
Below in conjunction with accompanying drawing the present invention is explained in detail:
The purpose of invention provides a kind of double-clutch automatic gearbox hydraulic module performance test stand and test method, promote the deficiencies in the prior art part, in the hope of the performance of testing hydraulic module 37 quickly and accurately, for demarcation and the performance test of whole double-clutch automatic gearbox provides guidance.
Consult Fig. 1 and Fig. 2, double-clutch automatic gearbox hydraulic module performance test stand of the present invention is comprised of oil supply system 38 and the attached oil circuit 37 of test.
Described oil supply system 38 comprises the stop valve 1 of changing oil, fuel tank 2, No. 1 oil filter 3, threephase asynchronous 4, flexible clutch 5, hydraulic gear pump 6, No. 2 oil filters 7, tensimeter 8, No. 1 hydraulic quick coupler 9, working connection 10, pressure control loop 11, direct-acting overflow valve 12, No. 2 hydraulic quick couplers 13 and oil return line 14.
No. 1 oil filter 3 oil-outs are connected with the oil-in pipeline of hydraulic gear pump 6, No. 1 oil filter 3 directly is submerged under the hydraulic oil liquid level in the fuel tank 2, the oil-out of hydraulic gear pump 6 is connected with the oil-in pipeline of No. 2 oil filters 7, the oil-out of No. 2 oil filters 7 and tensimeter 8, the oil-in of direct-acting overflow valve 12 is connected with the oil-in pipeline of No. 1 hydraulic quick coupler 9, the oil-out of No. 1 hydraulic quick coupler 9 is connected with No. 1 hydraulic fluid port pipeline of tested hydraulic module, and the pipeline that the oil-out of No. 2 oil filters 7 is connected with No. 1 hydraulic quick coupler 9 oil-in is described working connection 10; The pipeline that the oil-out of No. 2 oil filters 7 is connected with the oil-in of direct-acting overflow valve 12 is described pressure control loop 11; The oil-out of direct-acting overflow valve 12 is connected with fuel tank 2 pipelines, one end of oil return line 14 (insertion fuel tank) is connected with fuel tank, the other end of oil return line 14 is connected with the oil-out pipeline of No. 2 hydraulic quick couplers 13, and the oil-in of No. 2 hydraulic quick couplers 13 is connected with No. 8 hydraulic fluid port pipelines of tested hydraulic module; The input shaft of hydraulic gear pump 6 is fixedly connected with an end of flexible clutch 5, and the other end of flexible clutch 5 is fixedly connected with threephase asynchronous 4 output shafts.The bottom of fuel tank 2 is connected with an end pipeline of the stop valve 1 of changing oil.
Hydraulic gear pump 6 is standard components among the embodiment, and the model of this hydraulic pump is CB-B2.5, rated flow 4L/min, rated pressure 2.5MPa, rated speed 1450r/min; Threephase asynchronous 4 adopts the brand YS-7124 type motor of power, rated power 370W(W), rated voltage 380(V), rated current 1.12(A), rated speed 1400(rpm), nominal torque 70(NM), adopt threephase asynchronous 4 directly to drive hydraulic gear pump 6.No. 1 oil filter 3 is selected the net formula strainer filter of not being with housing; it is comprised of filter core, inner core, end plate and outlet side end plate; fluid flows out from oil-out by the filter core that is fixed between end plate and outlet side end plate, filters out the impurity in the hydraulic oil, protection hydraulic gear pump 6.
Pressure control loop 11 pipelines are connected to the direct-acting overflow valve 12 that model is DG-02, carry out the charge oil pressure that pressure is regulated, stablized working connection 10, the oil return line 14 of the oil outlet end connecting fluid die block of pressure control loop 11, and oil return line 14 directly is connected with fuel tank 2.
Be to be that the flexible clutch 5 of GTM-6897 connects by model between threephase asynchronous 4 and the hydraulic gear pump 6, play the effect of impacting and absorbing vibration that relaxes.
Hydraulic module is tested parts, and the testing experiment oil circuit of hydraulic module comprises that the in-line of hydraulic module is the oil return line 14 of working connection 10 and hydraulic module; Be that working connection 10 is furnished with No. 2 oil filters 7 and tensimeter 8 at the in-line of hydraulic module, No. 2 oil filter 7 criteria of right and wrong parts, it is comprised of housing seal circle, filter core, housing and end plate, hydraulic oil enters from the entrance on the oil filter housing, after falling the contaminant filter in the hydraulic oil, the process filter core flows out from oil outlet end, the oil outlet end of No. 2 oil filters 7 is connected with tested hydraulic module by No. 1 hydraulic quick coupler 9, and tensimeter 8 employing Lei Erda models are the shock-proof pressure gauge of YN60ZT-3.5MPa; The oil return line 14 of hydraulic module is that oil return opening picks out by No. 8 hydraulic fluid ports of hydraulic module, is connected with oil return line 14 by No. 2 hydraulic quick couplers 13.
Test attached oil circuit 37 and comprise (the gearshift control of double-clutch automatic gearbox and cooling and lubricating parts), No. 3 hydraulic quick couplers 15, No. 1 pressure transducer 16, No. 2 pressure transducers 17, No. 4 hydraulic quick couplers 18, No. 5 hydraulic quick couplers 19, No. 3 pressure transducers 20, No. 4 pressure transducers 21, No. 6 hydraulic quick couplers 22, No. 7 hydraulic quick couplers 23, No. 1 flow sensor 24, No. 5 pressure transducers 25, No. 6 pressure transducers 26, No. 2 flow sensors 27,28, No. 1 variable throttle valve 29 of No. 8 hydraulic quick couplers, heating radiator 30, No. 3 oil filters 31, No. 2 variable throttle valve 32, No. 2 shift cylinders 33, No. 1 shift cylinder 34, No. 2 clutch oil cylinders 35 and No. 1 clutch oil cylinder 36.
The oil-in of the oil inlet and outlet of No. 1 clutch oil cylinder 36 and the number of being connected pressure transducer 16 is connected with an end pipeline of No. 3 hydraulic quick couplers 15, and the other end of No. 3 hydraulic quick couplers 15 is connected with No. 2 hydraulic fluid port pipelines of tested hydraulic module; The oil-in of the oil inlet and outlet of No. 2 clutch oil cylinders 35 and the number of being connected pressure transducer 17 is connected with an end pipeline of No. 4 hydraulic quick couplers 18, and the other end of No. 4 hydraulic quick couplers 18 is connected with No. 3 hydraulic fluid port pipelines of tested hydraulic module; The oil-in of the oil inlet and outlet of No. 1 shift cylinder 34 and the number of being connected pressure transducer 20 is connected with an end pipeline of No. 5 hydraulic quick couplers 19, and the other end of No. 5 hydraulic quick couplers 19 is connected with No. 4 hydraulic fluid port pipelines of tested hydraulic module; The oil-in of the oil inlet and outlet of No. 2 shift cylinders 33 and the number of being connected pressure transducer 21 is connected with an end pipeline of No. 6 hydraulic quick couplers 22, and the other end of No. 6 hydraulic quick couplers 22 is connected with No. 5 hydraulic fluid port pipelines of tested hydraulic module; One end of No. 7 hydraulic quick couplers 23 is connected with No. 6 hydraulic fluid port pipelines of tested hydraulic module, the other end of No. 7 hydraulic quick couplers 23 is connected with an end pipeline of No. 1 flow sensor 24, one end pipeline of the other end of No. 1 flow sensor 24 and the number of being connected throttling valve 32 connects, the oil return opening of No. 2 throttling valve 32 is connected with fuel tank 2 pipelines, the oil-in of No. 5 pressure transducers 25 is connected with the oil return opening pipeline of No. 1 flow sensor 24, the pressure oil of No. 6 hydraulic fluid port outputs of tested hydraulic module is by No. 7 hydraulic quick couplers 23, No. 1 flow sensor 24 and No. 2 throttling valve 32 flow back to fuel tank 2, have formed the lubricant passage way of double-clutch automatic gearbox hydraulic module; One end of No. 8 hydraulic quick couplers 28 is connected with No. 7 hydraulic fluid port pipelines of tested hydraulic module, the other end of No. 8 hydraulic quick couplers 28 is connected with an end pipeline of No. 2 flow sensors 27, the oil-out of No. 2 flow sensors 27 is connected with an end pipeline of No. 3 oil filters 31, the other end of No. 3 oil filters 31 is connected with an end pipeline of heating radiator 30, the other end of heating radiator 30 is connected with an end pipeline of No. 1 variable throttle valve 29, the other end of No. 1 variable throttle valve 29 is connected with oil sump tank 2 pipelines, the oil-in of No. 6 pressure transducers 26 is connected with the oil-out pipeline of No. 2 flow sensors 27, the hydrothermal solution force feed that flows out from No. 7 hydraulic fluid ports of tested hydraulic module is by No. 8 hydraulic quick couplers 28, No. 2 flow sensors 27, No. 3 oil filters 31, flow back to fuel tank 2 after heating radiator 30 and No. 1 variable throttle valve 29, reduced like this temperature of double-clutch automatic gearbox hydraulic module performance test stand hydraulic oil by the effect of heating radiator 30.Each pressure transducer that adopts among the present invention i.e. No. 1 pressure transducer 16, No. 2 pressure transducers 17, No. 3 pressure transducers 2), No. 4 pressure transducers 21, No. 5 pressure transducers 25 are identical with No. 6 pressure transducer 26 structures, all adopting the specifications and models of being produced by Dongguan City south power measuring and controlling equipment company limited is the pressure transducer of PTS503-2.5MPa, range is 2.5MPa, be output as 0-5V, power supply is 5V, screw thread is M12*1.5, and precision is ± 0.02%; The every flow quantity sensor namely No. 1 flow sensor 24 all to adopt the specifications and models by the production of Tianjin Fu Desi instrument company limited with No. 2 flow sensors 27 be the flow sensor of LWGY-10, direct current 12V power supply, precision is ± 0.5%, and inside nominal diameter is 10mm, output be pulse signal; No. 1 variable throttle valve 29 is identical with No. 2 variable throttle valve 32 structures.Described No. 3 hydraulic quick couplers 15, No. 4 hydraulic quick couplers 18,19, No. 6 hydraulic quick couplers 22 of No. 5 hydraulic quick couplers, No. 7 hydraulic quick couplers 23 are identical with No. 8 hydraulic quick coupler 28 structures, and the inside nominal diameter of described each hydraulic quick coupler is 6.3mm, and the form of being threaded is M12x1.5.
Adopting threephase asynchronous 4 to drive hydraulic gear pump 6 makes oil supply system 38 that stable hydraulic oil is provided, present embodiment is that the tested hydraulic module that trial-production is finished is installed in the frock pedestal corresponding on the double-clutch automatic gearbox hydraulic module performance test stand, utilize register pin and screw to be fixed in the frock pedestal, by No. 1 hydraulic quick coupler 9 with the oil-in of tested hydraulic module namely No. 1 hydraulic fluid port be connected with working connection 10 with the oil supply system 38 of hydraulic gear pump 6 fuel feeding, the oil return opening of tested hydraulic module i.e. No. 8 hydraulic fluid ports is connected with oil return line 14 by No. 2 hydraulic quick couplers 13, oil return line 14 is connected with fuel tank 2, pressure control loop 11 is connected with oil return line 14 or fuel tank 2 by direct-acting overflow valve 12, each bar oil circuit in the attached oil circuit 37 of test is connected by corresponding oil-out in each hydraulic quick coupler and the hydraulic module, connect the external electrical wire harness.
In order to guarantee the stability of working connection 10 in the oil supply system 38, pressure control loop 11 in parallel on the working connection 10 of double-clutch automatic gearbox hydraulic module property test platform, slowly adjust the adjusting pressuring handle of direct-acting overflow valve 12, boost and clockwise direction slowly to adjust, step-down is reverse direction then, must lock hold-doun nut after the pressure regulation, by reading the force value of working connection 10 pressure gauges 8, the pressure that can regulate working connection 10 satisfies the pressure demand of each working electromagnet valve in the tested hydraulic module, direct-acting overflow valve 12 also plays the effect of safety valve simultaneously, so that the working connection force value is no more than setting value.
Double-clutch automatic gearbox hydraulic module method for testing performance of the present invention:
Consult Fig. 2, a notebook computer that Freescale CodeWarrior IDE and Vector CANape software are installed is set, in actual motion, the action request of respective electrical magnet valve and the principle of collection pressure transducer or flow sensor signal are utilized the corresponding control program of already installed Freescale CodeWarrior IDE software programming in the notebook computer according to vehicle, the control program that writes is compiled into the code that wheel box control module TCU can identify with the compilation tool of Freescale CodeWarrior IDE software, by Program download P﹠amp; E USB Multilink downloads to compiled code among the wheel box control module TCU, realized like this unidirectional delivery of data, bus registering instrument Vector CANcaseXL links together by the usb data interface of data line and notebook computer, set up notebook computer and the wheel box control module TCU communication connection between the two, realize the bi-directional of data, drive controlled solenoid valve in the tested hydraulic module by the PWM among the wheel box control module TCU and drive amplification circuit, namely under given working connection 10 pressure, the respective electrical magnet valve is switched on, when giving the different current signal of solenoid valve, utilize the pressure transducer collection to act on clutch oil cylinder 36 No. 1, No. 2 clutch oil cylinders 35, pressure signal on No. 1 shift cylinder 34 and No. 2 shift cylinders 33, utilize No. 1 flow sensor 24 and No. 2 flow sensor 27 acquisition stream through the flow signal of lubricant passage way and cooling oil path, and by the analog to digital converter among the wheel box control module TCU these analog signal conversion are the digital signal that can identify, these signals are transferred among the program software Vector CANape on the notebook computer by bus registering instrument Vector CANcaseXL, program software Vector CANape has realized operation and the record sensor signal of watchdog routine, can on notebook computer, show resulting test figure in real time by the real-time monitoring module among the program software Vector CANape, the test figure that collects is put in order the operating characteristic that just can obtain solenoid valve, thereby analyze the performance of whole tested hydraulic module, utilize simultaneously demarcating module among the program software Vector CANape also can realize the demarcation of solenoid valve.
Freescale CodeWarrior IDE software in the present embodiment is the program of editing each solenoid valve in the tested hydraulic module of control according to the vehicle actual working state, and software Vector CANape is watchdog routine operation and hydraulic fluid pressure or the flow signal that gathers and record sensor; Bus registering instrument Vector CANcaseXL is the medium that connects notebook computer and wheel box control module TCU, only has the Vector CANape acquisition and recording that could be installed on the notebook computer through the signal of bus registering instrument Vector CANcaseXL input; Notebook computer is operating software, and the data of storage and demonstration institute acquisition and recording.
The step of the test method of double-clutch automatic gearbox hydraulic module performance of the present invention is as follows:
1. utilize the program editor editor who carries among the professional software Freescale CodeWarrior IDE that mounted Freescale company publishes on notebook computer to test needed control program, then notebook computer is by Program download P﹠amp; E USB Multilink downloads to program among the wheel box control module TCU;
2. the wheel box control module TCU of download control program connects with the output terminal interface of wire harness and hydraulic module and each sensor, communication interface with wheel box control module TCU connects together with data line with the interface of bus registering instrument Vector CANcaseXL again, simultaneously another interface of bus registering instrument Vector CANcaseXL and the USB interface of notebook computer are coupled together with special-purpose data line, and finish the connection of peripheral wire harness; With the oil-in of mounted tested hydraulic module namely the oil-out of No. 1 hydraulic quick coupler 9 in No. 1 hydraulic fluid port and the oil supply system 38 be connected (front is tested attached oil circuit 37 and finished connection), finish the preliminary work of test;
3. connect double-clutch automatic gearbox hydraulic module property test platform power supply, the hydraulic gear pump 6 of starting characteristics test platform carries out fuel feeding, and the adjusting pressuring handle of slowly adjusting direct-acting overflow valve 12 is adjusted to the 2MPa that hydraulic module needs with the pressure of working connection 10, each gear is to the action request of solenoid valve when moving according to actual vehicle, simulation dutycycle adjustable frequency signal drives the solenoid valve of each gear work, and utilizes simultaneously program software Vector CANape on notebook computer the signal of each sensor collection to be monitored and the acquisition and recording of test figure;
4. with the unified arrangement of the test figure that collects, the test figure of different gears is organized into the form of form, draw the current-to-pressure performance diagram of solenoid valve, the characteristic of research solenoid valve, index by comparison test result and designing requirement, if the test findings deviation surpasses 10%, can judge that then the performance of tested hydraulic module integral body does not reach designing requirement, need to optimize accordingly improvement to tested hydraulic module.
Embodiment:
Double-clutch automatic gearbox DQ250 hydraulic module is tested, and step is as follows:
1. with the program editor editor control program that carries in the mounted Freescale CodeWarrior IDE software in the notebook computer, described control program is the needed control program of the underproof double-clutch automatic gearbox DQ250 hydraulic module of control, direct supply with 12V is powered to wheel box control module TCU, then by Program download P﹠amp; E USB Multilink downloads among the wheel box control module TCU power supply that then cuts off wheel box control module TCU to the program that edits.
2. wheel box control module TCU one port of download control program is connected with corresponding wire harness, the other end of wire harness has two different interfaces, one of them interface is connected to the port of control double-clutch automatic gearbox DQ250 hydraulic module, another interface is connected with the output terminal interface of each sensor, communication interface with wheel box control module TCU connects together with data line with the interface of bus registering instrument Vector CANcaseXL again, simultaneously another interface of bus registering instrument Vector CANcaseXL and the USB interface of notebook computer are coupled together with special-purpose data line, and finish the connection of peripheral wire harness; Mounted tested double-clutch automatic gearbox DQ250 hydraulic module is installed on the above-mentioned double-clutch automatic gearbox hydraulic module performance test stand, finishes simultaneously the preliminary work of test;
3. connect double-clutch automatic gearbox hydraulic module property test platform power supply, the hydraulic gear pump 6 of starting characteristics test platform carries out fuel feeding, and the adjusting pressuring handle of slowly adjusting direct-acting overflow valve 12 is adjusted to the 2MPa that hydraulic module needs with the pressure of working connection 10, each gear is to the action request of solenoid valve when moving according to actual vehicle, simulation dutycycle adjustable frequency signal drives the solenoid valve of each gear work, and utilizes simultaneously program software Vector CANape on notebook computer the signal of each sensor collection to be monitored and the acquisition and recording of test figure;
4. consult Fig. 3, tested the solenoid valve pressure proportional characteristic of control gearshift, on the operation interface of program software Vector CANape, input from 0 to 3 ampere continuous electric current to solenoid valve, be spaced apart 0.1 ampere, record the hydraulic fluid pressure value of output corresponding to each current value, be electric current according to horizontal ordinate, ordinate is pressure, obtains result as shown in Figure 3; What test among Fig. 3 is solenoid valve pressure proportional characteristic, the hydraulic fluid pressure of its output is controlled continuously or in proportion by input signal (electric current), horizontal ordinate is electric current, ordinate is pressure, solenoid valve is controlled the switching of gearshift guiding valve by the size of control hydraulic fluid pressure, realizes the gearshift of double-clutch automatic gearbox;
Subsequently double-clutch automatic gearbox DQ250 hydraulic module is made the gear of described hydraulic module from one grade to six grades according to the control program that edits, turn back to subsequently neutral gear, enter reverse gear by neutral gear again, record simultaneously the response time of each gear, obtain the response time of each gear shown in the table 1; In the described table 1, response time refers to that sending signal at wheel box control module TCU begins the time of timing when each gear oil cylinder has pressure work, the suitable response time, illustrates that this hydraulic module can guarantee fast slewing, raise the efficiency, and have good comfortableness.
Claims (8)
1. a double-clutch automatic gearbox hydraulic module performance test stand comprises oil supply system (38), it is characterized in that, described double-clutch automatic gearbox hydraulic module performance test stand also comprises test attached oil circuit (37);
The attached oil circuit of described test (37) comprises No. 3 hydraulic quick couplers (15), No. 1 pressure transducer (16), No. 2 pressure transducers (17), No. 4 hydraulic quick couplers (18), No. 5 hydraulic quick couplers (19), No. 3 pressure transducers (20), No. 4 pressure transducers (21), No. 6 hydraulic quick couplers (22), No. 7 hydraulic quick couplers (23), No. 1 flow sensor (24), No. 5 pressure transducers (25), No. 6 pressure transducers (26), No. 2 flow sensors (27), No. 8 hydraulic quick couplers (28), No. 1 variable throttle valve (29), heating radiator (30), No. 3 oil filters (31), No. 2 variable throttle valve (32), No. 2 shift cylinders (33), No. 1 shift cylinder (34), No. 2 clutch oil cylinders (35) and No. 1 clutch oil cylinder (36);
The oil-in of the oil inlet and outlet of No. 1 clutch oil cylinder (36) and the number of being connected pressure transducer (16) is connected with an end pipeline of No. 3 hydraulic quick couplers (15); The oil-in of the oil inlet and outlet of No. 2 clutch oil cylinders (35) and the number of being connected pressure transducer (17) is connected with an end pipeline of No. 4 hydraulic quick couplers (18); The oil-in of the oil inlet and outlet of No. 1 shift cylinder (34) and the number of being connected pressure transducer (20) is connected with an end pipeline of No. 5 hydraulic quick couplers (19); The oil-in of the oil inlet and outlet of No. 2 shift cylinders (33) and the number of being connected pressure transducer (21) is connected with an end pipeline of No. 6 hydraulic quick couplers (22); The other end of No. 7 hydraulic quick couplers (23) is connected with an end pipeline of No. 1 flow sensor (24), one end pipeline of the other end of No. 1 flow sensor (24) and the number of being connected throttling valve (32) connects, the oil return opening of No. 2 throttling valve (32) is connected with fuel tank (2) pipeline in the oil supply system (38), and the oil-in of No. 5 pressure transducers (25) is connected with the oil return opening pipeline of No. 1 flow sensor (24); The other end of No. 8 hydraulic quick couplers (28) is connected with an end pipeline of No. 2 flow sensors (27), the oil-out of No. 2 flow sensors (27) is connected with an end pipeline of No. 3 oil filters (31), the other end of No. 3 oil filters (31) is connected with an end pipeline of heating radiator (30), the other end of heating radiator (30) is connected with an end pipeline of No. 1 variable throttle valve (29), the other end of No. 1 variable throttle valve (29) is connected with fuel tank (2) pipeline in the oil supply system (38), and the oil-in of No. 6 pressure transducers (26) is connected with the oil-out pipeline of No. 2 flow sensors (27).
2. according to double-clutch automatic gearbox hydraulic module performance test stand claimed in claim 1, it is characterized in that, the other end of described No. 3 hydraulic quick couplers (15) is connected with No. 2 hydraulic fluid port pipelines of tested hydraulic module, the other end of No. 4 hydraulic quick couplers (18) is connected with No. 3 hydraulic fluid port pipelines of tested hydraulic module, the other end of No. 5 hydraulic quick couplers (19) is connected with No. 4 hydraulic fluid port pipelines of tested hydraulic module, the other end of No. 6 hydraulic quick couplers (22) is connected with No. 5 hydraulic fluid port pipelines of tested hydraulic module, one end of No. 7 hydraulic quick couplers (23) is connected with No. 6 hydraulic fluid port pipelines of tested hydraulic module, and an end of No. 8 hydraulic quick couplers (28) is connected with No. 7 hydraulic fluid port pipelines of tested hydraulic module.
3. according to double-clutch automatic gearbox hydraulic module performance test stand claimed in claim 1, it is characterized in that, described No. 3 hydraulic quick couplers (15), No. 4 hydraulic quick couplers (18), No. 5 hydraulic quick couplers (19), No. 6 hydraulic quick couplers (22), No. 7 hydraulic quick couplers (23) are identical with No. 8 hydraulic quick couplers (28) structure;
Described No. 1 pressure transducer (16), No. 2 pressure transducers (17), No. 3 pressure transducers (20), No. 4 pressure transducers (21), No. 5 pressure transducers (25) are identical with No. 6 pressure transducers (26) structure, and all adopting model is the pressure transducer of PTS503 – 2.5Mpa;
Described No. 1 flow sensor (24) is identical with No. 2 flow sensors (27) structure, and all adopting model is the flow sensor of LWGY-10;
Described No. 1 variable throttle valve (29) is identical with No. 2 variable throttle valve (32) structure.
4. according to double-clutch automatic gearbox hydraulic module performance test stand claimed in claim 1, it is characterized in that described oil supply system (38) comprises fuel tank (2), No. 1 oil filter (3), threephase asynchronous (4), flexible clutch (5), hydraulic gear pump (6), No. 2 oil filters (7), tensimeter (8), No. 1 hydraulic quick coupler (9), direct-acting overflow valve (12) and No. 2 hydraulic quick couplers (13);
No. 1 oil filter (3) oil-out is connected with the oil-in pipeline of hydraulic gear pump (6), No. 1 oil filter (3) is placed in the hydraulic oil in the fuel tank (2), the oil-out of hydraulic gear pump (6) is connected with the oil-in pipeline of No. 2 oil filters (7), the oil-out of No. 2 oil filters (7) and tensimeter (8), the oil-in of direct-acting overflow valve (12) is connected with the oil-in pipeline of No. 1 hydraulic quick coupler (9), the oil-out of direct-acting overflow valve (12) is connected with fuel tank (2) pipeline, the oil-out of No. 2 hydraulic quick couplers (13) is connected with fuel tank (2) pipeline, the input shaft of hydraulic gear pump (6) is fixedly connected with an end of flexible clutch (5), and the other end of flexible clutch (5) is fixedly connected with the output shaft of threephase asynchronous (4).
5. according to double-clutch automatic gearbox hydraulic module performance test stand claimed in claim 4, it is characterized in that, the oil-out of described No. 1 hydraulic quick coupler (9) is connected with No. 1 hydraulic fluid port pipeline of tested hydraulic module, and the oil-in of No. 2 hydraulic quick couplers (13) is connected with No. 8 hydraulic fluid port pipelines of tested hydraulic module.
6. according to double-clutch automatic gearbox hydraulic module performance test stand claimed in claim 4, it is characterized in that described No. 1 hydraulic quick coupler (9) is identical with No. 2 hydraulic quick couplers (13) structure; Described flexible clutch (5) is that model is the flexible clutch of GTM-6897; Described tensimeter (8) is the shock-proof pressure gauge of YN60ZT-3.5MPa for adopting the Lei Erda model; It is the CB-B2.5 hydraulic pump that hydraulic gear pump (6) adopts model; It is the motor of YS-7124 that threephase asynchronous (4) adopts model.
7. according to double-clutch automatic gearbox hydraulic module performance test stand claimed in claim 4, it is characterized in that the bottom of described fuel tank (2) is connected with an end pipeline of the stop valve of changing oil (1).
8. adopt the test method of double-clutch automatic gearbox hydraulic module performance test stand test double-clutch automatic gearbox hydraulic module performance claimed in claim 1, it is characterized in that the step of the test method of described test double-clutch automatic gearbox hydraulic module performance is as follows:
1) utilize the program editor editor who carries among the professional software Freescale CodeWarrior IDE that mounted Freescale company publishes on notebook computer to test needed control program, then notebook computer is by Program download P﹠amp; E USB Multilink downloads to control program among the wheel box control module TCU;
2) the wheel box control module TCU of download control program connects with the output terminal interface of wire harness and hydraulic module and each sensor, communication interface with wheel box control module TCU connects together with data line with the interface of bus registering instrument Vector CANcaseXL again, simultaneously another interface of bus registering instrument Vector CANcaseXL and the USB interface of notebook computer are coupled together with special-purpose data line, and finish the connection of peripheral wire harness; The oil-out of No. 1 hydraulic quick coupler (9) in No. 1 hydraulic fluid port of mounted tested hydraulic module and the oil supply system (38) is connected, finishes the preliminary work of test;
3) connect double-clutch automatic gearbox hydraulic module property test platform power supply, the hydraulic gear pump of starting characteristics test platform (6) carries out fuel feeding, and the adjusting pressuring handle of slowly adjusting direct-acting overflow valve (12) is adjusted to the 2MPa that hydraulic module needs with the pressure of working connection (10), each gear is to the action request of solenoid valve when moving according to actual vehicle, simulation dutycycle adjustable frequency signal drives the solenoid valve of each gear work, and utilizes simultaneously program software Vector CANape on notebook computer the signal of each sensor collection to be monitored and the acquisition and recording of test figure;
4) with the unified arrangement of the test figure that collects, the test figure of different gears is organized into the form of form, draw the current-to-pressure performance diagram of solenoid valve, the characteristic of research solenoid valve, index by comparison test result and designing requirement, if the test findings deviation surpasses 10%, can judge that then the performance of tested hydraulic module integral body does not reach designing requirement, need to optimize accordingly improvement to tested hydraulic module.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103398046A (en) * | 2013-08-16 | 2013-11-20 | 安徽江淮汽车股份有限公司 | Gear shifting device and testing method for hydraulic test of automatic double clutch gearbox |
| CN103470751A (en) * | 2013-09-29 | 2013-12-25 | 长城汽车股份有限公司 | Hybrid electric vehicle and double clutch automatic transmission used for hybrid electric vehicle |
| CN104020680A (en) * | 2014-06-18 | 2014-09-03 | 盛瑞传动股份有限公司 | Automatic software testing method and system based on hardware-in-loop system |
| CN105302117A (en) * | 2015-11-05 | 2016-02-03 | 东风汽车公司 | Dual-clutch hydraulic control system performance detection method and device |
| CN107449535A (en) * | 2017-10-11 | 2017-12-08 | 珠海浩星自动化设备有限公司 | A kind of hydraulic control detection means of clutch detecting device |
| CN107796619A (en) * | 2016-08-31 | 2018-03-13 | 浙江俊博汽车部件有限公司 | A kind of clutch quality detecting system and its detection method |
| CN108168874A (en) * | 2017-11-08 | 2018-06-15 | 杭州前进齿轮箱集团股份有限公司 | A kind of gear of wind power speed-increasing gearbox flow simulation experimental rig |
| CN109580219A (en) * | 2018-12-19 | 2019-04-05 | 安徽江淮汽车集团股份有限公司 | Double pump clutch function detecting method and equipment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1400733A2 (en) * | 2002-09-18 | 2004-03-24 | Volkswagen Aktiengesellschaft | Hydraulic control apparatus of a double clutch gearbox |
| CN2703153Y (en) * | 2004-06-17 | 2005-06-01 | 重庆青山工业有限责任公司 | Automatic speed variator hydraulic power source |
| EP1635091A1 (en) * | 2004-09-02 | 2006-03-15 | Getrag Ford Transmissions GmbH | Hydraulic control apparatus for an automated twin clutch transmission |
| CN201829070U (en) * | 2010-10-20 | 2011-05-11 | 合肥工业大学 | Hardware-in-the-loop simulating experiment platform for automatic transmission |
| CN102156232A (en) * | 2011-03-17 | 2011-08-17 | 合肥工业大学 | System and method for testing electromagnetic valve of automatic transmission |
| CN102354168A (en) * | 2011-06-28 | 2012-02-15 | 重庆青山工业有限责任公司 | Electro-hydraulic control system of high/ low temperature test stand of automobile automation transmission valve body |
-
2012
- 2012-11-29 CN CN2012105006359A patent/CN102944420A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1400733A2 (en) * | 2002-09-18 | 2004-03-24 | Volkswagen Aktiengesellschaft | Hydraulic control apparatus of a double clutch gearbox |
| CN2703153Y (en) * | 2004-06-17 | 2005-06-01 | 重庆青山工业有限责任公司 | Automatic speed variator hydraulic power source |
| EP1635091A1 (en) * | 2004-09-02 | 2006-03-15 | Getrag Ford Transmissions GmbH | Hydraulic control apparatus for an automated twin clutch transmission |
| CN201829070U (en) * | 2010-10-20 | 2011-05-11 | 合肥工业大学 | Hardware-in-the-loop simulating experiment platform for automatic transmission |
| CN102156232A (en) * | 2011-03-17 | 2011-08-17 | 合肥工业大学 | System and method for testing electromagnetic valve of automatic transmission |
| CN102354168A (en) * | 2011-06-28 | 2012-02-15 | 重庆青山工业有限责任公司 | Electro-hydraulic control system of high/ low temperature test stand of automobile automation transmission valve body |
Non-Patent Citations (5)
| Title |
|---|
| 张建国等: "《干式双离合器自动变速器快速控制原型与台架试验》", 《吉林大学学报（工学版）》, vol. 40, no. 4, 31 July 2010 (2010-07-31), pages 901 - 905 * |
| 柳冬花: "《基于CAN总线的双离合器式自动变速器综合控制》", 《科技信息》, no. 7, 31 July 2011 (2011-07-31), pages 513 - 515 * |
| 王光飞等: "《选择性输出双离合自动变速器液压控制***设计》", 《汽车科技》, no. 4, 31 July 2012 (2012-07-31), pages 32 - 35 * |
| 蔡威威等: "《基于MC9S12XEP100的DCT控制器设计》", 《拖拉机与农用运输车》, vol. 39, no. 1, 29 February 2012 (2012-02-29), pages 33 - 36 * |
| 郑诚: "《大众6挡双离合器变速器（DSG）结构原理分析》", 《科技信息》, no. 4, 30 April 2011 (2011-04-30), pages 91 - 92 * |
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| CN103398046A (en) * | 2013-08-16 | 2013-11-20 | 安徽江淮汽车股份有限公司 | Gear shifting device and testing method for hydraulic test of automatic double clutch gearbox |
| CN103398046B (en) * | 2013-08-16 | 2015-07-08 | 安徽江淮汽车股份有限公司 | Gear shifting device and testing method for hydraulic test of automatic double clutch gearbox |
| CN103470751A (en) * | 2013-09-29 | 2013-12-25 | 长城汽车股份有限公司 | Hybrid electric vehicle and double clutch automatic transmission used for hybrid electric vehicle |
| CN104020680A (en) * | 2014-06-18 | 2014-09-03 | 盛瑞传动股份有限公司 | Automatic software testing method and system based on hardware-in-loop system |
| CN104020680B (en) * | 2014-06-18 | 2017-01-18 | 盛瑞传动股份有限公司 | Automatic software testing method and system based on hardware-in-loop system |
| CN105302117A (en) * | 2015-11-05 | 2016-02-03 | 东风汽车公司 | Dual-clutch hydraulic control system performance detection method and device |
| CN105302117B (en) * | 2015-11-05 | 2018-10-19 | 东风汽车公司 | A kind of double-clutch hydraulic control system method for testing performance and device |
| CN107796619A (en) * | 2016-08-31 | 2018-03-13 | 浙江俊博汽车部件有限公司 | A kind of clutch quality detecting system and its detection method |
| CN107449535A (en) * | 2017-10-11 | 2017-12-08 | 珠海浩星自动化设备有限公司 | A kind of hydraulic control detection means of clutch detecting device |
| CN107449535B (en) * | 2017-10-11 | 2023-11-07 | 珠海华粤传动科技有限公司 | Hydraulic control detection device for clutch detection equipment |
| CN108168874A (en) * | 2017-11-08 | 2018-06-15 | 杭州前进齿轮箱集团股份有限公司 | A kind of gear of wind power speed-increasing gearbox flow simulation experimental rig |
| CN109580219A (en) * | 2018-12-19 | 2019-04-05 | 安徽江淮汽车集团股份有限公司 | Double pump clutch function detecting method and equipment |
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Application publication date: 20130227 |