CN2669163Y - Automobile speed-changer detectnig-testing device - Google Patents
Automobile speed-changer detectnig-testing device Download PDFInfo
- Publication number
- CN2669163Y CN2669163Y CNU032711948U CN03271194U CN2669163Y CN 2669163 Y CN2669163 Y CN 2669163Y CN U032711948 U CNU032711948 U CN U032711948U CN 03271194 U CN03271194 U CN 03271194U CN 2669163 Y CN2669163 Y CN 2669163Y
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- test unit
- automotive transmission
- detects test
- transmission according
- variator
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Abstract
An automobile speed-changer detecting-testing device of the utility model mainly comprises a test bed, a loading machine, a computer terminal workbench and data-processing system software. The utility model provides an automobile speed-changer detecting-testing device, which can quantitatively detect various technical parameters of the speed-changer through the test bed. Thereby, the source of trouble and type are found out accurately, and the technical support for the further debugging and maintenance of the speed-changer is provided.
Description
Technical field
The utility model relates to a kind of automobile hydraulic parts and detects test unit, specifically a kind of simulator stand to the test variator.
Background technology
Along with the Chinese society expanding economy, increasing people has the ability to buy family car at present.In the family expenses automobile market, automatic transmission is applied simple to operatelyly and increasingly extensively because of it.Existing automotive transmission mostly is import parts, and is of a great variety.In existing automobile maintenance industry, the maintenance automatic transmission generally is to be estimated by its abrasion condition by the maintenance personal.This detection mode according to practical experience obviously can not meet the demands, and can cause misjudgement erroneous judgement, real fault can't get rid of and situation about need repeatedly reprocess usually.
The problems referred to above are prevalent in the domestic automobile maintenance industry, thereby how can find out the failure cause of variator by detecting instrument quickly and accurately, thereby implement maintenance operation targetedly, are the problems that present automobile maintenance industry is badly in need of solving.
Summary of the invention
For addressing the above problem, the utility model provides a kind of automotive transmission to detect test unit, can detect the various technical parameters of variator quantitatively by testing table, thereby find out failure cause and type exactly, further debugging and maintenance provide technical support for variator.
Variator described in the utility model detects test unit, mainly includes testing table, load machine, terminal worktable, parameter detection device.Dispose system handles software simultaneously.
Testing table comprises:
Power source can adopt the input motive power of engine complete machine device as testing table.
The commutation support comprises the output shaft, telescopic shaft and the terminal pad that have universal structure.Output shaft can be realized forward and backward with motive power output back.Terminal pad is fixedly attached to detected variator on the support, and connected mode can adopt and be spirally connected.Set telescopic shaft can adaptive different model, the variator of type, carries out accommodation according to the variator operating mode.
The hydraulic fluid flow rate meter is the instrument that is used for detecting the variator flow parameter.It mainly includes the blade variable output pump of subsidiary oil inlet pipe, flowline, toothed disc, pulse producer.The blade variable output pump is concatenated in the oil circuit of variator, hydraulic oil is measured, the blade of vane pump is promoted by hydraulic oil, by being connected of output shaft and toothed disc, the disk body of toothed disc is by certain rotating speed rotation, by pulse producer acquisition pulse signal, be transferred to the computer terminal worktable, show flow.
Load machine is connected with variator by the input shaft that has universal head.Utilize load machine inertial flywheel device, brake gear and application of load device, come simulated automotive in zero load, load, inertia stall conditions, to variator oil pressure under different gears, rotating speed, oil temperature, real-time testings such as flow.
The terminal worktable mainly includes main frame, printer, keyboard, mouse and display.
System handles software includes signal transmission adaption system, data real-time collecting system (containing communication and driver), data handling system and normal signal standard value database.
System handles software can satisfy high speed acquisition, the requirement of deal with data by the establishment of VB language.The various parameters that data handling system will collect are handled calculating, and compare with the relevant parameter normal value of lane database, and the result is presented on the screen, by change color, judge whether automatic transmission work is normal.And take this as a foundation, infer the abnormal possible cause of variator work, for further adjustment and maintenance provide technical parameter and foundation.
Parameter detection device is mainly tested dutycycle in rotating speed, hydraulic fluid temperature and flow, electromagnetic valve current value and the impulse electromagnetic valve of oil circuit pressure, wheel box input and output axle etc.
Oil pressure is measured and is adopted the pressure transducer of output less than the standard analog signal of 5V.
Tachometric survey is to detect to utilize system software to convert after the number of pulses of pulse producer output to obtain.
Temperature sensor is installed in the oil circuit, and oil temperature signal flows to computer system by the data acquisition system (DAS) interface and handles and show.
Specialized circuitry provides current signal and pulse duty factor signal to the respective electrical magnet valve, by change-over circuit signal is delivered in the data acquisition system (DAS) simultaneously and is handled.
Described automotive transmission detects test unit, and the input shaft that has universal head of load machine and the variator of testing table are connected;
Parameter detection device mainly is configured in the variator, hydraulic fluid flow rate meter oil circuit of testing table, and is connected with the main frame of terminal worktable, prints testing result by host process, demonstration and control.
In sum, automotive transmission described in the utility model detects test unit, and the detection data of accurate quantification can be provided to the maintenance personal, guarantees repair quality and duration; The versatility that is exactly the detection test in addition is higher, can realize that a kind of testing table can detect the function of multiple variator according to variator model and classification adjustment commutation support terminal pad.
Description of drawings
Now in conjunction with the accompanying drawings the utility model is described further:
Fig. 1 is the structural representation that variator described in the utility model detects test unit;
Fig. 2 detects the data processing module synoptic diagram that test unit is used.
Wherein, variator described in the utility model detects test unit, mainly includes testing table 1, load machine 2, terminal worktable 3 and parameter detection device.
Testing table 1 includes engine 11, output shaft 111, heating radiator 112,
Hydraulic fluid flow rate meter 13,
Can on commutation support 12, be installed with the variator 14 of different model by the mode of being spirally connected.
Embodiment:
Embodiment 1, and variator as shown in Figure 1 detects test unit, includes testing table 1, load machine 2, terminal worktable 3 and parameter detection device, disposes data handling system software simultaneously.
Testing table 1 is the running power source that drives automatic transmission, adopts 6 Cylinder engines 11 of high pulling torque, high-power and big rotating speed.With after automatic transmission 14 is connected, ability, hydraulic system that variator 14 transmits moments of torsion are tested various operating mode response situation.
The output shaft 111 direct outputting powers of engine 11 are to the telescopic shaft 122 of the support 12 that commutates.
Engine 11 1 side equipped with radiator 112 carry out cooling to the hydraulic oil and the engine of the hydraulic fluid flow rate meter 13 of flowing through.
Terminal pad 123 is a general part, can adapt to dissimilar variators.
Hydraulic fluid flow rate meter 13 is used for detecting oil temperature, oil pressure and the flow of variator.
The input shaft 21 of load machine 2 also is the output shaft of variator 14.
After giving hydraulic jack 22 decompressions, test performance data under zero load or stall road conditions respectively by inertial flywheel 23 and brake gear 25.
For adapting to dissimilar automatic transmission, have a guide rail 28 on the load machine 2, can realize the front and back displacement of load machine 2 on guide rail 28 by roller 271.Simultaneously, load machine 2 has a locking device 27, by limited block roller 271 is fixed, and can realize load machine 2 safe operations operation.
System handles software includes signal transmission adaption system, data real-time collecting system (containing communication and driver), data handling system and normal signal standard value database.
By data acquisition system (DAS) with the signal of collecting in each sensor, be given to data handling system via the signal transmission adaption system of multicircuit switch, A/D converter, CPU, DSP, storer (ROM/RAM) and interface circuit formation and proofread identification, again with the standard value database in normal signal compare, the result is exported on the display after drawing fiducial value.
Wherein sensor converts the test signal in the automatic transmission course of work to analog quantity, and analog quantity passes to A/D converter after shaping amplification, filtering.
A/D converter converts analog quantity to digital signal, passes to the DSP digital signal processor then and carries out computing and check and correction, and the result is finally fed back to the CPU master chip.
When variator described in the utility model detects the test unit operation, the analog and digital signal that (1/6 second) is imported into by sensor in each unit interval, convert the various technical parameters of variator to, as oil pressure P, oily temperature T, flow F, compare with the standard value of initial solidification in storer respectively, and initial value, actual value and comparison value be passed on the display screen by interface circuit respectively, intuitively, quantize to provide test result.
The maintenance personal can pass through display result like this, judges whether variator breaks down, break down place, position and reason.
Communication module can satisfy the requirement of high speed acquisition data by the establishment of VB language, is called by data processing module.Data processing module judges by simultaneously the signal of gathering being compared with the automatic transmission normal signal whether automatic transmission work is normal.And can infer the abnormal possible cause of variator work on this basis, for variator is further adjusted and maintenance provides technical parameter and foundation.
Claims (8)
1, a kind of automotive transmission detects test unit, it is characterized in that: include testing table, load machine, terminal worktable, parameter detection device disposes system handles software simultaneously in the terminal worktable;
The input shaft that has universal head of described load machine and the variator of testing table are connected, and parameter detection device mainly is configured in the variator, hydraulic fluid flow rate meter oil circuit of testing table, and are connected with the main frame of terminal worktable.
2, automotive transmission according to claim 1 detects test unit, and it is characterized in that: testing table includes as motive engine, commutation holder device and hydraulic fluid flow rate meter.
3, automotive transmission according to claim 2 detects test unit, it is characterized in that: the commutation holder device includes output shaft, telescopic shaft and the terminal pad of universal structure.
4, automotive transmission according to claim 3 detects test unit, and it is characterized in that: the hydraulic fluid flow rate meter comprises vane pump, toothed disc, photoelectric detector and the sensor that has oil inlet pipe, flowline.
5, automotive transmission according to claim 2 detects test unit, and it is characterized in that: load machine comprises the input shaft that has universal joint, hydraulic jack, measurement of power rubber tire, inertial flywheel and brake gear.
6, automotive transmission according to claim 5 detects test unit, and it is characterized in that: load machine is fixed by the locking device on the guide rail.
7, automotive transmission according to claim 5 detects test unit, and it is characterized in that: parameter detection device includes pressure transducer, temperature sensor.
8, automotive transmission according to claim 7 detects test unit, it is characterized in that: the terminal worktable, mainly include main frame, printer, keyboard, mouse and display, and transmit adaption system by the signal that multicircuit switch, A/D converter, CPU, DSP, storer (ROM/RAM) and interface circuit constitute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032711948U CN2669163Y (en) | 2003-07-23 | 2003-07-23 | Automobile speed-changer detectnig-testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032711948U CN2669163Y (en) | 2003-07-23 | 2003-07-23 | Automobile speed-changer detectnig-testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2669163Y true CN2669163Y (en) | 2005-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU032711948U Expired - Fee Related CN2669163Y (en) | 2003-07-23 | 2003-07-23 | Automobile speed-changer detectnig-testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2669163Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101762387B (en) * | 2009-12-31 | 2012-04-25 | 江苏泰隆减速机股份有限公司 | Testboard of large-scale gear change mechanism |
| CN102589873A (en) * | 2012-01-13 | 2012-07-18 | 上海新孚美变速箱技术服务有限公司 | Dynamic detector for automobile automatic transmission assembly |
| CN102749194A (en) * | 2012-07-26 | 2012-10-24 | 株洲中达特科电子科技有限公司 | Transmission testing system |
| CN102937509A (en) * | 2012-10-31 | 2013-02-20 | 中国航天空气动力技术研究院 | Comprehensive testing platform of propelling system |
| CN105021398A (en) * | 2015-07-21 | 2015-11-04 | 南京越博汽车电子有限公司 | Automatic gearbox running-in test bench |
| CN106504603A (en) * | 2016-10-13 | 2017-03-15 | 上海犀浦智能系统有限公司 | Dummy emulation system towards industry 4.0 |
-
2003
- 2003-07-23 CN CNU032711948U patent/CN2669163Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101762387B (en) * | 2009-12-31 | 2012-04-25 | 江苏泰隆减速机股份有限公司 | Testboard of large-scale gear change mechanism |
| CN102589873A (en) * | 2012-01-13 | 2012-07-18 | 上海新孚美变速箱技术服务有限公司 | Dynamic detector for automobile automatic transmission assembly |
| CN102749194A (en) * | 2012-07-26 | 2012-10-24 | 株洲中达特科电子科技有限公司 | Transmission testing system |
| CN102749194B (en) * | 2012-07-26 | 2015-04-01 | 株洲中达特科电子科技有限公司 | Transmission testing system |
| CN102937509A (en) * | 2012-10-31 | 2013-02-20 | 中国航天空气动力技术研究院 | Comprehensive testing platform of propelling system |
| CN105021398A (en) * | 2015-07-21 | 2015-11-04 | 南京越博汽车电子有限公司 | Automatic gearbox running-in test bench |
| CN106504603A (en) * | 2016-10-13 | 2017-03-15 | 上海犀浦智能系统有限公司 | Dummy emulation system towards industry 4.0 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |