CN2708293Y - Test-bed for automobile ABS performance - Google Patents

Test-bed for automobile ABS performance Download PDF

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Publication number
CN2708293Y
CN2708293Y CN 200420025738 CN200420025738U CN2708293Y CN 2708293 Y CN2708293 Y CN 2708293Y CN 200420025738 CN200420025738 CN 200420025738 CN 200420025738 U CN200420025738 U CN 200420025738U CN 2708293 Y CN2708293 Y CN 2708293Y
Authority
CN
China
Prior art keywords
automobile
motor
abs
speed sensor
powder clutch
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 200420025738
Other languages
Chinese (zh)
Inventor
闵永军
左付山
万茂松
周良
施毅
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nanjing Forestry University
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Nanjing Forestry University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nanjing Forestry University filed Critical Nanjing Forestry University
Priority to CN 200420025738 priority Critical patent/CN2708293Y/en
Application granted granted Critical
Publication of CN2708293Y publication Critical patent/CN2708293Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The test-bed for ABS performance established by the adoption of the electromechanical hybrid simulation and the computer measuring and controlling technology, comprising an electromotor, an electric machine adjusting device, an electric machine rotational speed sensor, a magnetic powder clutch, an inertia flywheel, a speed reducer, a data collecting card, a computer, a rectifying and voltage adjusting device, a wheel brake and an automobile ABS system. The speed regulating system is composed of the computer, the electric machine rotational speed sensor, the electric machine adjusting device and the electromotor. The torque adjusting system is composed of the computer, the rectifying and voltage adjusting device and the magnetic powder clutch. The test-bed for ABS performance not only can correctly simulate the rotating speed of the automobile wheels and the automobile speed in the process of the automobile braking, but also can realize the stepless adjustment of the translational inertial mass of the automobile and the accommodation of the coefficient of adhesion between the automobile tyre and the road.

Description

The performance of ABS testing table
Affiliated technical field
The utility model relates to a kind of automobile ABS (Anti-lock Breaking System) performance test stand, can carry out the ABS performance test, can be used for automobile ABS system exploitation and teaching.
Background technology
For guaranteeing ride safety of automobile, ABS is used widely on automobile at present, the research and development of new A BS is the focus of motor field current, has become the emphasis and the difficult point of Automobile Detection diagnostic teaching about the teaching of ABS structure, principle of work and the course of work.The research of automobile ABS, exploitation and teaching press for performance height, ABS performance test stand that price is low.
The ABS performance test stand mainly contains scientific research type and teaching type two classes at present.Scientific research type ABS performance test stand mainly is made up of motor, cylinder, torque sensor, speed probe and computer measurement system etc., use single cylinder or twin-roll support wheel, the simulated automotive track, with big mass flywheel simulated automotive translation inertial mass, this class testing table exists that volume is big, cost is high, simulated inertia adjustment trouble, particularly can not realize the shortcoming of stepless adjustment of inertia and tire and coefficient of road adhesion adjustment.Teaching type ABS performance test stand is generally used wheel driving motor, simple in structure, but owing to there is not automobile translation inertial mass analogue means, vehicle wheel rotational speed and car load velocity simulate low precision, ubiquity one brake hard wheel is with regard to the phenomenon of locking, actual braking procedure can not be reflected, the needs of relevant ABS teaching can not be adapted to.
The utility model content
For overcoming the deficiency of existing automobile ABS testing table, the utility model provides a kind of automobile ABS testing table, this testing table is automotive wheel rotating speed and car speed in the simulated automotive braking procedure accurately, also can realize the stepless adjustment of automobile translation inertial mass and the adjusting of doughnut and coefficient of road adhesion.Testing table adopts technique of computer measurement and control, simulation precision height, flexible operation mode, simple.
The technical scheme that its technical matters that solves the utility model adopts is: adopt dynamo-electric hybrid analog-digital simulation technology and technique of computer measurement and control to set up the ABS performance test stand.Testing table is made up of motor, motor regulating device, motor speed sensor, powder clutch, inertial flywheel, speed reduction unit, data collecting card, computing machine, rectifying and pressure-regulating device, wheel drag and automobile ABS system.Motor links to each other with powder clutch by shaft coupling, the signals of rotational speed sensor rotor is installed on the motor shaft, the signals of rotational speed sensor generator is fixed near the stand of signal rotor, powder clutch links to each other with the inertial flywheel axle by shaft coupling, inertial flywheel axle two ends are bearing on the stand by ball bearing, speed reduction unit one end links to each other with the inertial flywheel axle by shaft coupling, the other end links to each other with wheel by shaft coupling, speed probe, the installation of wheel drag and automobile ABS brake system is with identical by test brake system of car mutual relationship, data acquisition is installed in the expansion slot of computing machine, and the signal generator of motor speed sensor links to each other with data collecting card with the output line of the signal generator of wheel speed sensor.The input end of rectifying and pressure-regulating device links to each other with data collecting card, and output terminal links to each other with powder clutch.The input end of motor regulating device links to each other with data collecting card, and output terminal links to each other with motor.It is characterized in that: computing machine, motor speed sensor, motor regulating device and motor constitute the buncher system, motor links to each other with powder clutch by shaft coupling, inertial flywheel axle one end links to each other with powder clutch by shaft coupling, the other end links to each other with wheel by speed reduction unit, and computing machine, rectifying and pressure-regulating device and powder clutch constitute torque modulation system.
When carrying out the performance of ABS test, the operator steps on brake pedal, wheel drag is implemented braking to wheel, wheel decelerates, COMPUTER DETECTION is to the signal of wheel speed sensor, calculate and determine the required torque transmitted of powder clutch, regulate the torque of powder clutch by control rectifying and pressure-regulating device, and determine the vehicle complete vehicle velocity variations according to wheel speed sensor signal and preset parameters, change the rotary speed setting value of buncher, by motor regulating device control rotating speed of motor, realize the accurate simulation of automobile speed and wheel speed.Change the setting value of computing machine inner control parameter, can simulate the braking procedure of automobile on various different attachment coefficients road surface of different quality.
Useful result of the present utility model is: improve the simulation degree of accuracy of automobile ABS system braking procedure, expand the vehicle adaptability and the road surface adaptability of ABS performance test stand.
Description of drawings
Below in conjunction with accompanying drawing utility model is further specified.
Accompanying drawing is a structural representation of the present utility model.
1. stands among the figure, 2. motor, 3. motor speed sensor, 4. shaft coupling, 5. powder clutch, 6. shaft coupling, 7. bearing, 8. inertial flywheel, 9. bearing, 10. shaft coupling, 11. speed reduction units, 12. shaft couplings, 13. bearing, 14. wheel drags, 15.ABS pressure adjustment assembly, 16. master cylinders, 17. brake pedal, 18.ABS ECU, 19. wheel speed sensors, 20. rectifying and pressure-regulating devices, 21. data collecting card, 22. computing machines, 23. motor regulating devices.
Embodiment
Direct current motor (2) is installed on the stand (1), its output terminal links to each other with powder clutch (5) by shaft coupling (4), the signal rotor of motor speed sensor (3) is installed on the motor shaft, its signal generator is fixed near the stand (1) of signal rotor, powder clutch (5) is installed on the stand (1), powder clutch (5) links to each other with the axle of inertial flywheel (8) by shaft coupling (6), the axle two ends of inertial flywheel (8) are bearing on the stand (1) by ball bearing (7) and (9), speed reduction unit (11) is installed on the stand (1), speed reduction unit (11) one ends link to each other with the axle of inertial flywheel (8) by shaft coupling (10), the other end links to each other with the brake disc of wheel drag (14) by shaft coupling (12), its axle is bearing on the stand (1) by ball bearing (13), the caliper of wheel drag (14) is installed on the stand (1), the signal generator of wheel speed sensor (19) is installed on the stand (1), the installation of automobile ABS brake system is with identical by test brake system of car mutual relationship, and the signal generator of motor speed sensor (3) links to each other with data collecting card (21) with the signal generator output line of wheel speed sensor (19).The input end of rectifying and pressure-regulating device (20) links to each other with data collecting card (21), and output terminal links to each other with powder clutch (5), and the input end of motor regulating device (23) links to each other with data collecting card (21), and output terminal links to each other with direct current motor (2).

Claims (1)

1, a kind of performance of ABS testing table, testing table is linked to each other by the shaft coupling order by motor, powder clutch, inertial flywheel, speed reduction unit, the motor speed sensor signal rotor is installed on the motor shaft, data collecting card is installed in the expansion slot of computing machine, the output line of the signal generator of motor speed sensor and the signal generator of wheel speed sensor links to each other with data collecting card, it is characterized in that: connected between motor and the wheel drag powder clutch and inertial flywheel, the computational data capture card links to each other with the rectifying and pressure-regulating device with motor speed control device.
CN 200420025738 2004-03-26 2004-03-26 Test-bed for automobile ABS performance Expired - Fee Related CN2708293Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200420025738 CN2708293Y (en) 2004-03-26 2004-03-26 Test-bed for automobile ABS performance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200420025738 CN2708293Y (en) 2004-03-26 2004-03-26 Test-bed for automobile ABS performance

Publications (1)

Publication Number Publication Date
CN2708293Y true CN2708293Y (en) 2005-07-06

Family

ID=34849425

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200420025738 Expired - Fee Related CN2708293Y (en) 2004-03-26 2004-03-26 Test-bed for automobile ABS performance

Country Status (1)

Country Link
CN (1) CN2708293Y (en)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1329722C (en) * 2005-11-03 2007-08-01 重庆邮电学院 Cargo vehicle ABS road identification method
CN100494948C (en) * 2005-07-13 2009-06-03 广东工业大学 Vehicle anti-block brake system and detection device and method for performance of its controller
CN101509832B (en) * 2008-03-31 2011-04-20 北京航空航天大学 Detection device for combination property of hydraulic ABS pressure regulator assembly
CN102508176A (en) * 2011-10-17 2012-06-20 南京林业大学 Detection method of uniformity of magnetic field of small permanent magnet
CN101183046B (en) * 2007-11-16 2012-10-17 长安大学 Indoor vehicle ABS test-bed with variable adhesion coefficient
CN101470049B (en) * 2007-12-30 2013-01-02 哈尔滨理工大学 Dynamic simulation experiment bench for anti-locking system based on magnetic powder clutch
CN102889997A (en) * 2012-09-24 2013-01-23 中国人民解放军总后勤部军事交通运输研究所 Uniaxial inertial-type single-roller detection and test platform for trailer inertia braking system
CN104637383A (en) * 2015-02-27 2015-05-20 哈尔滨工业大学 Inertia-simulation common shafting device
CN105160985A (en) * 2014-06-03 2015-12-16 天津市优耐特汽车电控技术服务有限公司 ABS four-wheel loading method and ABS four-wheel loading practical training device
CN105372032A (en) * 2015-11-30 2016-03-02 上汽通用五菱汽车股份有限公司 Device, system and method of vibration performance integration testing of transmission shaft and rear axle assembly
CN110060560A (en) * 2019-04-26 2019-07-26 重庆科创职业学院 A kind of brake system of car teaching simulation equipment

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100494948C (en) * 2005-07-13 2009-06-03 广东工业大学 Vehicle anti-block brake system and detection device and method for performance of its controller
CN1329722C (en) * 2005-11-03 2007-08-01 重庆邮电学院 Cargo vehicle ABS road identification method
CN101183046B (en) * 2007-11-16 2012-10-17 长安大学 Indoor vehicle ABS test-bed with variable adhesion coefficient
CN101470049B (en) * 2007-12-30 2013-01-02 哈尔滨理工大学 Dynamic simulation experiment bench for anti-locking system based on magnetic powder clutch
CN101509832B (en) * 2008-03-31 2011-04-20 北京航空航天大学 Detection device for combination property of hydraulic ABS pressure regulator assembly
CN102508176A (en) * 2011-10-17 2012-06-20 南京林业大学 Detection method of uniformity of magnetic field of small permanent magnet
CN102889997A (en) * 2012-09-24 2013-01-23 中国人民解放军总后勤部军事交通运输研究所 Uniaxial inertial-type single-roller detection and test platform for trailer inertia braking system
CN105160985A (en) * 2014-06-03 2015-12-16 天津市优耐特汽车电控技术服务有限公司 ABS four-wheel loading method and ABS four-wheel loading practical training device
CN104637383A (en) * 2015-02-27 2015-05-20 哈尔滨工业大学 Inertia-simulation common shafting device
CN105372032A (en) * 2015-11-30 2016-03-02 上汽通用五菱汽车股份有限公司 Device, system and method of vibration performance integration testing of transmission shaft and rear axle assembly
CN110060560A (en) * 2019-04-26 2019-07-26 重庆科创职业学院 A kind of brake system of car teaching simulation equipment

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CF01 Termination of patent right due to non-payment of annual fee
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