CN105973591B - A kind of test macro of gearbox - Google Patents
A kind of test macro of gearbox Download PDFInfo
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- CN105973591B CN105973591B CN201610565702.3A CN201610565702A CN105973591B CN 105973591 B CN105973591 B CN 105973591B CN 201610565702 A CN201610565702 A CN 201610565702A CN 105973591 B CN105973591 B CN 105973591B
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- gearbox
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
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Abstract
The invention discloses a kind of test macros of gearbox, including：Sensing module is arranged in the gearbox of automobile, the parameter preset of detection gearbox at runtime；Collector is connect with sensing module, for acquiring the correspondence parameter of sensing module gearbox detected；Processor is connect with collector, for the correspondence parameter according to collector sensing module collected gearbox detected, is analyzed and is obtained failure analysis result when gearbox is run.In actual road test, acquire related data of the gearbox in test, objectively judge working condition of the gearbox on vehicle, so as to realize, precognition gearbox agrees the failure that can occur in advance, by carrying out accident analysis thus according to gearbox self-operating parameter, accurately the fault condition of gearbox is detected and judged to realize.
Description
Technical field
The present invention relates to automobile technical fields, more particularly to a kind of test macro of gearbox.
Background technique
With China's expanding economy, people's lives level is greatly improved.In order to facilitate life and work,
More and more people have this convenient and fast vehicles of automobile.
With the development of science and technology, requirement of the people for automobile is also higher and higher, for the properties of automobile
Increasingly pay close attention to.Gearbox is an important component of automobile, and Gearbox Fault directly affects people for automobile
Driving experience, Gearbox Fault can prevent vehicle from running, and even will cause safety accident if serious.In recent years, people
The method of actual road test is generallyd use to diagnose and analyze Gearbox Fault, however, people are only simply by test car
Gearbox is operated when driving on road, judges whether gearbox is faulty by the operating condition of vehicle, still
This often can not accurately judge the fault condition of gearbox.
Thus, how to realize and accurately the fault condition of gearbox is detected and judged, is those skilled in the art
The technical issues that need to address at present.
Summary of the invention
The object of the present invention is to provide a kind of test macro of gearbox, the failure feelings accurately to gearbox may be implemented
Condition is detected and is judged.
In order to solve the above technical problems, the present invention provides following technical solutions：
A kind of test macro of gearbox, including：
Sensing module is arranged in the gearbox of automobile, detects the parameter preset of the gearbox at runtime；
Collector is connect with the sensing module, for acquiring pair of the sensing module gearbox detected
Answer parameter；
Processor is connect with the collector, for being detected according to the collector sensing module collected
The gearbox correspondence parameter, analyze and obtain the gearbox operation when failure analysis result.
Preferably, the sensing module includes：
Shift displacement sensor, the change in displacement parameter of the gear for detecting the gearbox；
Stage switching force sensor, for detecting the shift force parameter when gear change of the gearbox.
Preferably, further include：
Gear box oil temperature sensor, for detecting TOT Transmission Oil Temperature parameter when gearbox operation；
Gear box oil pressure sensor, for detecting gearbox oil pressure parameter when gearbox operation.
Preferably, further include：
Clutch slave cylinder displacement sensor, for detecting the displacement parameter of clutch slave cylinder；
Clutch slave cylinder force snesor, for detecting the clutch slave cylinder force parameter；
Clutch pedal force snesor, the pressure parameter at pedal for detecting the clutch；
Clutch pedal angular transducer, the rotational angle parameter of the pedal for detecting the clutch.
Preferably, the collector includes：
Analogue collection module, for acquiring corresponding sensor analog signal detected；
Platinum resistance acquisition module, for acquiring gear box oil temperature sensor TOT Transmission Oil Temperature parameter detected.
Preferably, the collector is connected by CAN bus with the processor, wherein the processor includes PCAN-
Explore5 unit, the PCAN-Explore5 unit are used to carry out CAN bus monitoring and according to CAN bus transmission
Parameters to the gearbox carry out accident analysis.
Preferably, further include：Terminal resistance, the terminal resistance are connect with the collector, total for balancing the CAN
The starting end of line and the resistance balance at ending end.
Preferably, the processor is PC terminal, and the PC terminal turns usb card by CAN and the CAN bus connects
It connects.
Compared with prior art, above-mentioned technical proposal has the following advantages that：
The test macro of gearbox provided by the embodiment of the present invention, including：The gearbox of automobile is arranged in sensing module
It is interior, the parameter preset of detection gearbox at runtime；Collector is connect with sensing module, is detected for acquiring sensing module
Gearbox correspondence parameter；Processor is connect with collector, for detected according to collector sensing module collected
The correspondence parameter of gearbox is analyzed and obtains failure analysis result when gearbox is run.In the technical scheme, real-time detection
The parameter preset of the gearbox of automobile itself at runtime, and when analyzing and determining according to these parameters gearbox operation can
The fault message that can occur.In actual road test, related data of the acquisition gearbox in test objectively judges gearbox
Working condition on vehicle, so as to realize, precognition gearbox agrees the failure that can occur in advance, by thus according to gearbox
Self-operating parameter carries out accident analysis, and accurately the fault condition of gearbox is detected and judged to realize.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is the present invention
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is the test system structure schematic diagram of gearbox provided by a kind of specific embodiment of the present invention.
Specific embodiment
Core of the invention is to provide a kind of test macro of gearbox, and the failure feelings accurately to gearbox may be implemented
Condition is detected and is judged.
It is understandable in order to enable the above objects, features and advantages of the present invention to become apparent, with reference to the accompanying drawing to this hair
Bright specific embodiment is described in detail.
Detail is elaborated in the following description to fully understand the present invention.But the present invention can with it is a variety of not
Other way described herein is same as to implement, those skilled in the art can do class without violating the connotation of the present invention
Like popularization.Therefore the present invention is not limited by following public specific embodiment.
Referring to FIG. 1, Fig. 1 is the test system structure signal of gearbox provided by a kind of specific embodiment of the present invention
Figure.
A kind of specific embodiment of the invention provides a kind of test macro of gearbox, including：Sensing module 1, if
It sets in the gearbox of automobile, the parameter preset of detection gearbox at runtime；Collector 2 connect with sensing module 1, is used for
Acquire the correspondence parameter of the gearbox detected of sensing module 1；Processor 3 is connect with collector 2, for according to 2 institute of collector
The correspondence parameter of the gearbox detected of sensing module 1 of acquisition is analyzed and obtains failure analysis result when gearbox is run.
In the present embodiment, the corresponding operating parameter of sensing module detection gearbox.Collector acquires sensing module
The various operating parameters of gearbox detected, and each operating parameter of the gearbox of acquisition is uploaded to processor, processor root
Each operating parameter is analyzed and processed according to preset algorithm etc., whether there is failure or possible when judging that gearbox is run
The failure that will appear.Wherein, collector is configured according to actual needs, be can be a collector, is also possible to multiple adopt
Storage.
The technical solution of present embodiment unlike the prior art, the prior art be according to the operation data of vehicle come
Analyze gearbox fault condition, and the base case of present embodiment be then direct real-time detection automobile gearbox from
Relevant parameter when operation, and analyze and determine according to these parameters the fault message that possibility when gearbox operation occurs.
In actual road test, working condition of the gearbox on vehicle can be objectively judged, so as to realize, precognition becomes in advance
Fast case agrees the failure that can occur, by carrying out accident analysis thus according to gearbox self-operating parameter, so that realization is accurately right
The fault condition of gearbox is detected and is judged.
On the basis of the above embodiment, in one embodiment of the present invention, sensing module includes：Shift displacement passes
Sensor, the change in displacement parameter of the gear for detecting gearbox；Stage switching force sensor, for detecting the gear change of gearbox
When shift force parameter.It can be vehicle and gearbox shifting system by the variation of collected gear shifting force and shift displacement
The optimization of system provides strong foundation.
Further, sensing module further includes：Gear box oil temperature sensor, for detecting gearbox when gearbox operation
Oil temperature parameter；Gear box oil pressure sensor, for detecting gearbox oil pressure parameter when gearbox operation；Clutch slave cylinder displacement
Sensor, for detecting the displacement parameter of clutch slave cylinder；Clutch slave cylinder force snesor, for detecting clutch slave cylinder power ginseng
Number；Clutch pedal force snesor, the pressure parameter at pedal for detecting clutch；Clutch pedal angular transducer,
For detecting the rotational angle parameter of the pedal of clutch.
In addition, sensing module further includes：Gear shift operating rod displacement sensor, for detecting gear shift operating rod lateral and vertical
Upward displacement parameter；Gear shift operating rod force snesor, for detect gear shift operation bar by force parameter.Gear selecting displacement sensor
With gear selecting force snesor, it is respectively used to detection gear selecting displacement parameter and gear selecting force parameter.
Also with the data instance of shift gears displacement sensor and stage switching force sensor detection to the test system in present embodiment
The course of work of system is illustrated.When gearbox operates normally, the gear shifting force and shift displacement which detects are equal
It is the normal fluctuation in limited range, has apparent upper limit value and lower limit value, it is specified that being positive value, the as upper limit into preceding gear
Value is then lower limit value into rear gear, and when exception occurs in gearbox, if synchronizer damages, gear failure, shifting fork pin fracture etc. should
It is abnormal that test macro detects that gear shifting force and shift displacement occur at once, breaks through original upper limit or lower limit, and continue to occur,
At this moment parking checking is needed, is further damaged to prevent chest.And the data that the detection system is detected according to other sensors are to change
The course of work that fast case failure is tested is similar therewith, and it is preset normal to judge whether the data of respective sensor detection exceed
Operation threshold determines gearbox at this time it is possible that corresponding failure, is stopped if exceeding the normal work threshold value
Car test is surveyed.
Further, collector includes：Analogue collection module, for acquiring corresponding sensor simulation letter detected
Number；Platinum resistance acquisition module, for acquiring gear box oil temperature sensor TOT Transmission Oil Temperature parameter detected.
In the present embodiment, preferably analogue collection module is 8 channel analogy amount acquisition modules, and platinum resistance acquires mould
Block is preferably 4 channel platinum resistance temperature acquisition modules.
Further, collector is connected by CAN bus with processor, wherein processor includes PCAN-Explore5
Unit, PCAN-Explore5 unit are used to carry out CAN bus monitoring and the parameters transmitted according to CAN bus to speed change
Case carries out accident analysis.The system further includes：Terminal resistance, terminal resistance are connect with collector, for balancing opening for CAN bus
The resistance balance at beginning and ending end.Preferably, processor is PC terminal, and PC terminal turns usb card by CAN and CAN is total
Line connection.
In the present embodiment, sensing module includes multiple sensors, can detecte the various parameters of automotive transmission, is contained
Oil pressure, oil temperature, shift displacement and power, clutch slave cylinder displacement and power, the displacement of gear shift operation bar and the power, clutch of speed changer are covered
The many kinds of parameters such as device pedal angle and power.Especially processor is PC terminal, can be notebook computer, collector can be adopted
With ADMM micro-collection module, it is equipped with PCAN-Explore5 unit in PC terminal, that is, PCAN-Explore5 data are installed and are adopted
Collect software, be attached each acquisition module of collector and PC terminal using CAN bus, wherein CAN bus is turned by CAN
Usb card is connected with PC terminal.The system can satisfy car room, outdoor environment test, plateau Polar Experiment, durable examination
Test and a variety of harsh environments under actual road test requirement.PC terminal can be in CAN bus by PCAN-Explore5 unit
Signal monitored in real time, visualization display, data record and playback etc..Whole system is compact-sized and has carried out modularization,
Degree of protection with higher, performance are stablized.Wherein, using 4 tunnels or/and 8 road analogue collection modules, and bussing technique is used
(125kbit~1Mbit/s), precision reachable ± 0.05% (at 25 DEG C), test rate：1,2,5,10,50,100,500,1K,
2K, 5K, 10KHz (configurable).And PCAN-Explore5 data acquisition software is supported to create most 512 network nodes, supports
Packet sending and receiving supports database creation and editor, supports database analytic message, support J1939 database, supports linear graph work
Tool supports plotter tool, supports instrument board tool, supports scripting editing and macros, is automatically performed complex task.Integrated
Data record can be realized the data communication in bus and be recorded, checks and analyze.
In conclusion the test macro of gearbox, the parameter preset of the gearbox itself of real-time detection automobile at runtime,
And the fault message that possibility when gearbox operation occurs is analyzed and determined according to these parameters.In actual road test, acquisition
Related data of the gearbox in test, objectively judges working condition of the gearbox on vehicle, mentions so as to realize
Preceding precognition gearbox agrees the failure that can occur, by carrying out accident analysis thus according to gearbox self-operating parameter, to realize
Accurately the fault condition of gearbox is detected and judged, can also predict gearbox by the variation of gearbox data exception can
The failure that can occur, stops, in time conducive to the accurate analysis of the failure of gearbox.
A kind of test macro of gearbox provided by the present invention is described in detail above.It is used herein specifically
Principle and implementation of the present invention are described for a example, the present invention that the above embodiments are only used to help understand
And its core concept.It should be pointed out that for those skilled in the art, before not departing from the principle of the invention
It puts, can be with several improvements and modifications are made to the present invention, these improvement and modification also fall into the guarantor of the claims in the present invention
It protects in range.
Claims (6)
1. a kind of test macro of gearbox, which is characterized in that including：
Sensing module is arranged in the gearbox of automobile, detects the parameter preset of the gearbox at runtime；
Collector is connect with the sensing module, for acquiring the corresponding ginseng of the sensing module gearbox detected
Number；
Processor is connect with the collector, for according to the collector sensing module institute detected collected
The correspondence parameter for stating gearbox is analyzed and obtains the failure analysis result when gearbox is run；
The sensing module includes：
Shift displacement sensor, the change in displacement parameter of the gear for detecting the gearbox；
Stage switching force sensor, for detecting the shift force parameter when gear change of the gearbox；
Clutch slave cylinder displacement sensor, for detecting the displacement parameter of clutch slave cylinder；
Clutch slave cylinder force snesor, for detecting the clutch slave cylinder force parameter；
Clutch pedal force snesor, the pressure parameter at pedal for detecting the clutch；
Clutch pedal angular transducer, the rotational angle parameter of the pedal for detecting the clutch.
2. system according to claim 1, which is characterized in that the sensing module further includes：
Gear box oil temperature sensor, for detecting TOT Transmission Oil Temperature parameter when gearbox operation；
Gear box oil pressure sensor, for detecting gearbox oil pressure parameter when gearbox operation.
3. system according to claim 2, which is characterized in that the collector includes：
Analogue collection module, for acquiring corresponding sensor analog signal detected；
Platinum resistance acquisition module, for acquiring gear box oil temperature sensor TOT Transmission Oil Temperature parameter detected.
4. system according to any one of claims 1 to 3, which is characterized in that the collector passes through CAN bus and described
Processor connection, wherein the processor includes PCAN-Explore5 unit, and the PCAN-Explore5 unit is for carrying out
CAN bus monitoring and the parameters transmitted according to the CAN bus are to gearbox progress accident analysis.
5. system according to claim 4, which is characterized in that further include：Terminal resistance, the terminal resistance are adopted with described
Storage connection, for balancing the starting end of the CAN bus and the resistance balance at ending end.
6. system according to claim 5, which is characterized in that the processor is PC terminal, and the PC terminal passes through CAN
Turn usb card to connect with the CAN bus.
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| CN201610565702.3A CN105973591B (en) | 2016-07-18 | 2016-07-18 | A kind of test macro of gearbox |
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| CN201610565702.3A CN105973591B (en) | 2016-07-18 | 2016-07-18 | A kind of test macro of gearbox |
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| CN105973591B true CN105973591B (en) | 2018-11-20 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106678351B (en) * | 2017-02-23 | 2018-11-09 | 湖南农业大学 | Agricultural machinery self shifter method and system |
| CN108121328B (en) * | 2017-12-26 | 2019-08-02 | 厦门市美亚柏科信息股份有限公司 | Vehicle gear box computer testing method and device |
| CN113702028B (en) * | 2021-07-14 | 2024-05-10 | 柏科（常熟）电机有限公司 | Real and virtual combined full-automatic gearbox testing system and method |
| CN113695667A (en) * | 2021-07-19 | 2021-11-26 | 武汉钢铁有限公司 | Pendulum shear fault detection system and method |
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| JP2007248070A (en) * | 2006-03-13 | 2007-09-27 | Nissan Motor Co Ltd | Vehicle running test device |
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| CN2645069Y (en) * | 2003-09-23 | 2004-09-29 | 江苏大学 | Automobile automatic transmission case detecting machine |
| CN101038236A (en) * | 2007-02-12 | 2007-09-19 | 浙江大学 | Practical training system for detecting failure of automobile automatic speed changing box and method thereof |
| CN201429501Y (en) * | 2009-06-25 | 2010-03-24 | 中国海洋石油总公司 | Gearbox test bench |
| CN201589702U (en) * | 2010-01-27 | 2010-09-22 | 北京信息科技大学 | Fault diagnosis and detection system for vehicle gearbox |
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