CN103018055B - Detection system for fatigue-resistant performances of automobile brake and accelerator - Google Patents
Detection system for fatigue-resistant performances of automobile brake and accelerator Download PDFInfo
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- CN103018055B CN103018055B CN201210530369.4A CN201210530369A CN103018055B CN 103018055 B CN103018055 B CN 103018055B CN 201210530369 A CN201210530369 A CN 201210530369A CN 103018055 B CN103018055 B CN 103018055B
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Abstract
The invention discloses a detection system for fatigue-resistant performances of an automobile brake and an accelerator. The detection system comprises an automatic pedal device, a driving wheel traveling device, a data acquisition unit and a computer, wherein driving wheels of a vehicle to be detected travel on the driving wheel traveling device, the automatic pedal device is arranged in an automobile cab, the computer is connected with the automatic pedal device and the data acquisition unit respectively, the automatic device steps an accelerator pedal and/or a brake pedal of the automobile repeatedly according to parameters set by the computer, and the data acquisition unit sends acquired test data to the computer for analysis processing simultaneously. The detecting system has the advantages of being simple in structure and capable of detecting fatigue-resistant performances of automobile brakes and accelerators under various driving environments.
Description
Technical field
The present invention relates to automobile detection field, is a kind of detection system detecting automobile brake system, throttle system fatigue performance specifically.
Background technology
8,500,000 cars are recalled in the whole world because of " pedal door " event by Toyota.Being supplied to the file display of NHTSA according to Toyota, in fact there are two independent defects in defective gas pedal.The gas pedal that the vehicle such as first Toyota Tundra exists resets problem slowly, and this problem is identified at the beginning of 2008.Another defect is then the problem of the gas pedal adhesion existed in 2,300,000 vehicles that are called back.Honda Motor's brake system is deposited hidden danger and is recalled 410,000 automobiles in the U.S., and afternoon on March 16th, 2010, Honda Motor announced to recall 410,000 Honda Motors in the U.S..In recent years, because brake system problem, throttle system problem and the vehicle event of recalling occurred get more and more, and the report of accident is caused also to appear in the newspapers repeatly especially end because these critical systems break down.Therefore, be necessary very much to strengthen the inspection to automobile brake system, throttle system.But current brake detects, be inspection braking distance mostly, the detection of throttle is then substantially do not have.These detect substantially can not effectively find to brake, the quality of throttle or design hidden danger, in fact, the report that this routine testing is not also pinpointed the problems substantially.Therefore, be necessary very much to design a new detection system, effective torture test can be done for the brake system of automobile and throttle system, find out potential hazards, due guarantee is made to the safety trip of the people, also removes potential production safety hidden danger for Automobile Enterprises and manage hidden danger.
Summary of the invention
Task of the present invention for above-mentioned technical matters, will provide a kind of detection system can carrying out fatigue performance to the brake system of vehicle and throttle system.
Technological means: the invention discloses braking automobile, the detection system of throttle fatigue performance, comprise automatic pedal device, driving wheel mobile devices, data acquisition unit and computing machine, wherein the driving wheel of vehicle to be measured travels on driving wheel mobile devices, automatic pedal device is arranged in the pilothouse of automobile, computing machine is connected with automatic pedal device and data acquisition unit respectively, automatic pedal device tramples gas pedal and/or the brake pedal of automobile repeatedly according to the parameter of computer settings, data acquisition unit sends the test figure collected to Computer Analysis process simultaneously, automatic pedal device comprises support, stepper motor and one or two stampede body, and wherein stampede body comprises push rod, pedal and toggle, support is provided with guide sleeve, push rod is connected with support by guide sleeve, pedal is arranged on the lower end of push rod, the other end of push rod is connected on toggle, the other end of toggle connects stepper motor by transmission shaft, computing machine is connected with stepper motor by electric machine controller, and be provided with force snesor in the bottom of pedal, data acquisition unit is connected with force snesor, guide sleeve is provided with the electromagnetic lock mechanism for locking push rod, push rod is connected with toggle by electromagnet, computing machine is connected with electromagnet and electromagnetic lock mechanism respectively by a motion controller, and electromagnetic lock mechanism is made up of the latch of magnet control and the one group of jack matched with latch arranged on push rod or slot,
The working method of electromagnet and electromagnetic lock mechanism is:
A, electromagnet power-off, push rod is separated with toggle, the push rod of electromagnetic lock mechanism locking simultaneously;
B, electromagnetic lock mechanism unlock, and push rod is freely movable, and electromagnet energising simultaneously, push rod is connected with toggle.
This system is also provided with the photoelectric sensor for detecting brake pedal and/or accelerator pedal position, photoelectric sensor is connected with described Computer signal, the brake pedal that computing machine detects according to position transducer or the position residing for gas pedal, control described stampede body action.
Support is provided with the governor motion for regulating guide sleeve angle; Described push rod is telescopic rod.
Stampede body is provided with two, is respectively throttle stampede body and brake pedal mechanism;
Throttle stampede body is connected with stepper motor respectively with brake pedal mechanism; Or throttle stampede body is connected with described stepper motor by same transmission shaft with brake pedal mechanism, and the connection angle by changing two crank connecting and transmission shaft changes the interval time that throttle stampede body and brake pedal mechanism trample alternately.
Driving wheel mobile devices are provided with the cylinder group of more than a group travelled for driving wheel according to the type of drive of vehicle to be measured, every series cylinder group is provided with two cylinders, and two cylinders are arranged side by side and spacing is less than the diameter of driving wheel of vehicle to be measured.
The surface of cylinder is detachably arranged on barrel, and cylinder surface is that the material of simulating vehicle track situation is made, to simulate the surface conditions comprising bituminous pavement, cement pavement or washboard pavement.
This system is also provided with for the spout to cylinder surface spray water, sandstone and/or mud.
And this system is also provided with motor, speed reduction unit and driving-chain, motor is connected with driving-chain by speed reduction unit, and driving-chain is connected with cylinder, and wherein motor controls its action by described computing machine.
Beneficial effect: 1, this system is for detecting brake system and throttle system, can find the defect in designing, find potential safety hazard, ensure the driving safety of vehicle; 2, this system is made up of driving wheel mobile devices and computing machine outside automatic pedal device in car and car, and structure is simple, easy to use; 3, cylinder surface is detachably changed, and to simulate multiple vehicle running surface situation, and is provided with spout, more real simulated driving environment, and make process of the test more true, test findings reflects the performance of vehicle to be checked more comprehensively; 4, control driven by motor cylinder by computing machine to rotate, can simulating vehicle go up a slope, descending time the gravity effect that is subject to; 5, arrange photoelectric sensor to detect pedal position, ensure to trample each time and can reach precalculated position, and the impact of checkout equipment on vehicle to be checked itself can be reduced; 6, trample direction by guide sleeve adjustment pedal, and push rod is set to extension type, to adapt to the vehicle of different style, and throttle and brake are trampled in test from different perspectives.
Accompanying drawing explanation
Fig. 1 is the structural representation of this experimental system;
Fig. 2 is the automatic pedal device schematic diagram of experimental system;
Fig. 3 is the structural representation of the outer driving wheel mobile devices of car;
Fig. 4 is the structural representation of electromagnetic lock.
Embodiment
As shown in Figure 1, the invention discloses braking automobile, the detection system of throttle fatigue performance, this system comprises automatic pedal device 1, driving wheel mobile devices 2, data acquisition unit 3 and computing machine 4, wherein the driving wheel trailing wheel of vehicle (in the figure) of vehicle to be measured travels on driving wheel mobile devices 2, automatic pedal device 1 is arranged in the pilothouse of automobile, computing machine 4 is connected with automatic pedal device 1 and data acquisition unit 2, automatic pedal device 1 tramples gas pedal and/or the brake pedal of automobile repeatedly according to the parameter that computing machine 4 sets, data acquisition unit 3 acquisition test data simultaneously, and send computing machine 4 analyzing and processing to.
For detecting more comprehensively, the driving wheel mobile devices adopted in the present embodiment can simulate various environment.As shown in Figure 3, the present embodiment is for rear drive vehicle, and driving wheel mobile devices 2 are provided with the two series cylinder groups travelled for driving wheel, and every series cylinder group is provided with two cylinders, 21, two cylinders 21 and is arranged side by side and spacing is less than the diameter of driving wheel of vehicle to be measured.Cylinder 21 is connected on motor 23 by driving-chain 22, speed reduction unit 24, and motor 23 is connected on the computer 4 by controller, and by computing machine 4 control its drive cylinder 21 rotate, with in simulating vehicle driving process go up a slope or descending suffered by gravity effect; The surface of cylinder 21 is detachably arranged on barrel, cylinder surface is that the material of simulating vehicle track situation is made, comprise the surface conditions of bituminous pavement, cement pavement or washboard pavement with simulation, and be equipped for the spout to cylinder surface spray water, sandstone and/or mud.The setting of cylinder group is type of drive according to vehicle to be measured and determines.
Automatically trample device 1 and can be provided with a stampede body, to detect separately brake or throttle; Also can be provided with two, test throttle and brake respectively, in the present embodiment, be provided with two stampede bodies.As shown in Figure 2, automatic pedal device 1 comprises support 101, stepper motor 107 and two stampede bodies, and these two stampede bodies are respectively throttle stampede body and brake pedal mechanism.Stampede body comprises push rod 103, pedal 104 and toggle 105; Support 101 is provided with guide sleeve 102, push rod 103 is connected with support 101 by guide sleeve 102, pedal 104 is arranged on the lower end of push rod 103, the other end of push rod 103 is connected on toggle 105, the other end of toggle 105 connects stepper motor 107 by transmission shaft 106, computing machine 4 is connected with stepper motor 107 by electric machine controller 111, force snesor is provided with in the bottom of pedal 104, data acquisition unit 3 is connected with force snesor with acquisition test data, and sends data to computing machine 4.
Guide sleeve 102 is provided with the electromagnetic lock mechanism 109 for locking push rod, and push rod 103 is connected with toggle 105 by electromagnet 108, and computing machine 4 is connected with electromagnet 108 and electromagnetic lock mechanism 109 respectively by a motion controller 110.As shown in Figure 4, electromagnetic lock mechanism 109 is made up of one group of jack 92 matched with latch 91 of the latch 91 of magnet control and setting on push rod 103;
The working method of electromagnet 108 and electromagnetic lock mechanism 109 is:
A, when pedal 104 is depressed into certain position, electromagnet 108 power-off, push rod 103 is separated with toggle 105, and simultaneously electromagnetic lock mechanism 109 locks push rod 103, and now pedal 104 continuously jams on brake or throttle with constant insisting on;
B, when needing release pedal 104, electromagnetic lock mechanism 109 unlocks, and simultaneously electromagnet 108 is energized, and push rod 103 is connected with toggle 105, and pedal 104 leaves and brakes or throttle.
For ensureing that the dynamics of trampling reaches the requirement of detection at every turn, this system is also provided with the photoelectric sensor 112 for detecting brake pedal and/or accelerator pedal position, photoelectric sensor 112 is connected with computing machine 4 signal, the brake pedal that computing machine 4 detects according to position transducer 112 or the position residing for gas pedal, control stampede body action.
Support 101 is provided with the governor motion for regulating guide sleeve 102 angle; Push rod 103 is telescopic rod, to adapt to the vehicle of different size.
Throttle stampede body is connected with stepper motor respectively with brake pedal mechanism; Or throttle stampede body is connected with stepper motor by same transmission shaft with brake pedal mechanism, and by changing the connection angle of two crank connecting and transmission shaft, to change the interval time that throttle stampede body and brake pedal mechanism trample alternately.
Claims (8)
1. the detection system of braking automobile, throttle fatigue performance, comprise automatic pedal device, driving wheel mobile devices, data acquisition unit and computing machine, wherein the driving wheel of vehicle to be measured travels on driving wheel mobile devices, automatic pedal device is arranged in the pilothouse of automobile, computing machine is connected with automatic pedal device and data acquisition unit respectively, automatic pedal device tramples gas pedal and/or the brake pedal of automobile repeatedly according to the parameter of computer settings, and data acquisition unit sends the test figure collected to Computer Analysis process simultaneously, automatic pedal device comprises support, stepper motor and one or two stampede body, and wherein stampede body comprises push rod, pedal and toggle, support is provided with guide sleeve, push rod is connected with support by guide sleeve, pedal is arranged on the lower end of push rod, the other end of push rod is connected on one end of toggle, the other end of toggle connects stepper motor by transmission shaft, computing machine is connected with stepper motor by electric machine controller, force snesor is provided with in the bottom of pedal, data acquisition unit is connected with force snesor, it is characterized in that: on described guide sleeve, be provided with the electromagnetic lock mechanism for locking described push rod, push rod is connected with described toggle by electromagnet, described computing machine is connected with electromagnet and electromagnetic lock mechanism respectively by a motion controller, electromagnetic lock mechanism is made up of the latch of magnet control and the one group of jack matched with latch arranged on push rod or slot,
The working method of electromagnet and electromagnetic lock mechanism is:
Electromagnet power-off, push rod is separated with toggle, the push rod of electromagnetic lock mechanism locking simultaneously;
Electromagnetic lock mechanism unlocks, and push rod is freely movable, and electromagnet energising simultaneously, push rod is connected with toggle.
2. the detection system of braking automobile according to claim 1, throttle fatigue performance, it is characterized in that: comprise the photoelectric sensor for detecting brake pedal and/or accelerator pedal position, photoelectric sensor is connected with described Computer signal, the brake pedal that computing machine detects according to position transducer or the position residing for gas pedal, control described stampede body action.
3. the detection system of braking automobile according to claim 1, throttle fatigue performance, is characterized in that: be provided with the governor motion for regulating guide sleeve angle on the bracket; Described push rod is telescopic rod.
4. the braking automobile according to claim 1 or 2 or 3, the detection system of throttle fatigue performance, is characterized in that: described stampede body is provided with two, be respectively throttle stampede body and brake pedal mechanism;
Throttle stampede body is connected with described stepper motor respectively with brake pedal mechanism; Or throttle stampede body is connected with described stepper motor by same transmission shaft with brake pedal mechanism, and the connection angle by changing two crank connecting and transmission shaft changes the interval time that throttle stampede body and brake pedal mechanism trample alternately.
5. the detection system of braking automobile according to claim 1, throttle fatigue performance, it is characterized in that: described driving wheel mobile devices are provided with the cylinder group of more than a group travelled for driving wheel according to the type of drive of vehicle to be measured, every series cylinder group is provided with two cylinders, and two cylinders are arranged side by side and spacing is less than the diameter of driving wheel of vehicle to be measured.
6. the detection system of braking automobile according to claim 5, throttle fatigue performance, it is characterized in that: the surface of described cylinder is detachably arranged on barrel, cylinder surface is that the material of simulating vehicle track situation is made, to simulate the surface conditions comprising bituminous pavement, cement pavement or washboard pavement.
7. the detection system of braking automobile according to claim 6, throttle fatigue performance, is characterized in that: comprise for the spout to cylinder surface spray water, sandstone and/or mud.
8. the braking automobile according to claim 5 or 6 or 7, the detection system of throttle fatigue performance, it is characterized in that: comprise motor, speed reduction unit and driving-chain, motor is connected with driving-chain by speed reduction unit, driving-chain is connected with cylinder, and wherein motor controls its action by described computing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210530369.4A CN103018055B (en) | 2012-12-11 | 2012-12-11 | Detection system for fatigue-resistant performances of automobile brake and accelerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210530369.4A CN103018055B (en) | 2012-12-11 | 2012-12-11 | Detection system for fatigue-resistant performances of automobile brake and accelerator |
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| Publication Number | Publication Date |
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| CN103018055A CN103018055A (en) | 2013-04-03 |
| CN103018055B true CN103018055B (en) | 2015-04-15 |
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| CN201210530369.4A Expired - Fee Related CN103018055B (en) | 2012-12-11 | 2012-12-11 | Detection system for fatigue-resistant performances of automobile brake and accelerator |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103234762B (en) * | 2013-04-09 | 2016-09-14 | 广西汽车集团有限公司 | A kind of pedal durability experimental device and experimental technique thereof |
| CN104833596A (en) * | 2015-05-09 | 2015-08-12 | 青岛双凌科技设备有限公司 | Conveyor belt impact strength testing machine |
| CN106768968A (en) * | 2017-01-03 | 2017-05-31 | 苏州西格尔自动化设备有限公司 | A kind of automotive wheels assemblage closes operating mode durability test apparatus |
| CN108572081B (en) * | 2017-03-07 | 2023-12-26 | 上海机动车检测认证技术研究中心有限公司 | Connecting rod control device and return device thereof |
| CN107036794A (en) * | 2017-04-27 | 2017-08-11 | 国家电网公司 | A kind of second generation rectilinear transducer mounting bracket |
| CN108956155B (en) * | 2018-05-31 | 2024-06-21 | 武汉联航机电有限公司 | Detection device |
| CN108801651B (en) * | 2018-06-11 | 2020-05-01 | 浙江国自机器人技术有限公司 | Drum brake performance detection method and system of drum brake device and related device |
| CN111775922A (en) * | 2020-07-27 | 2020-10-16 | 西华大学 | Automatic control method for automobile pedal |
| CN113514256B (en) * | 2021-06-16 | 2024-05-31 | 杭叉集团股份有限公司 | Multifunctional pedal fatigue performance test board and locking method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3713332A (en) * | 1970-02-04 | 1973-01-30 | Porsche Kg | Apparatus for the automatic operation of operating devices for motor vehicles |
| CN2859499Y (en) * | 2005-11-11 | 2007-01-17 | 洛阳轴研科技股份有限公司 | Mud-spraying testing machine for vehicle hub bearing |
| CN101696920A (en) * | 2009-10-27 | 2010-04-21 | 锦州万友机械部件有限公司 | Fatigue testing device for lateral dynamic bending of piston rod of vibration damper |
| CN101819095A (en) * | 2009-12-18 | 2010-09-01 | 方大集团股份有限公司 | Testing device of structural performance of half-height shielded gate and testing method |
| CN201788120U (en) * | 2010-07-21 | 2011-04-06 | 东莞东聚电子电讯制品有限公司 | Key testing mechanism of computer keyboard |
| CN201811848U (en) * | 2010-10-15 | 2011-04-27 | 威海鹿洲电动汽车研发有限公司 | Electromobile pedal test device |
| CN203037464U (en) * | 2012-12-11 | 2013-07-03 | 广东出入境检验检疫局检验检疫技术中心 | Vehicle brake and accelerator antifatigue performance detection system |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2230202A1 (en) * | 1998-02-23 | 1999-08-23 | Yvon Rancourt | Dynamometer |
| US7604303B2 (en) * | 2007-01-12 | 2009-10-20 | Gm Global Technology Operations, Inc. | Pedal travel audit system |
-
2012
- 2012-12-11 CN CN201210530369.4A patent/CN103018055B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3713332A (en) * | 1970-02-04 | 1973-01-30 | Porsche Kg | Apparatus for the automatic operation of operating devices for motor vehicles |
| CN2859499Y (en) * | 2005-11-11 | 2007-01-17 | 洛阳轴研科技股份有限公司 | Mud-spraying testing machine for vehicle hub bearing |
| CN101696920A (en) * | 2009-10-27 | 2010-04-21 | 锦州万友机械部件有限公司 | Fatigue testing device for lateral dynamic bending of piston rod of vibration damper |
| CN101819095A (en) * | 2009-12-18 | 2010-09-01 | 方大集团股份有限公司 | Testing device of structural performance of half-height shielded gate and testing method |
| CN201788120U (en) * | 2010-07-21 | 2011-04-06 | 东莞东聚电子电讯制品有限公司 | Key testing mechanism of computer keyboard |
| CN201811848U (en) * | 2010-10-15 | 2011-04-27 | 威海鹿洲电动汽车研发有限公司 | Electromobile pedal test device |
| CN203037464U (en) * | 2012-12-11 | 2013-07-03 | 广东出入境检验检疫局检验检疫技术中心 | Vehicle brake and accelerator antifatigue performance detection system |
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| CN103018055A (en) | 2013-04-03 |
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