CN110793787A - Outdoor AEB VRU on-line measuring device of intelligent automobile - Google Patents
Outdoor AEB VRU on-line measuring device of intelligent automobile Download PDFInfo
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- CN110793787A CN110793787A CN201911182501.5A CN201911182501A CN110793787A CN 110793787 A CN110793787 A CN 110793787A CN 201911182501 A CN201911182501 A CN 201911182501A CN 110793787 A CN110793787 A CN 110793787A
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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
- G01M17/0078—Shock-testing of vehicles
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Abstract
The invention discloses an intelligent outdoor AEB VRU online detection device for an automobile, which comprises: test road, test vehicle, range finding radar, control system and dummy, the test vehicle is located the centre portion of test road, the range finding radar is located the rear end of test vehicle, inside being equipped with recess and the dummy of test road is located the recess inside, the dummy bottom is equipped with motion platform and motion platform along recess direction horizontal migration, the motion platform lower part is equipped with support and support lower part and is equipped with the fixed plate, the fixed plate lower part is equipped with guide rail and fixed plate and installs on the guide rail surface. The invention is used for carrying out AEB VRU function test on vehicles on an assembly line outdoors, can be seamlessly connected with the automobile assembly line, can quickly carry out factory eligibility detection on ACC function of an intelligent automobile in a targeted manner, has the test working condition based on related test regulations such as ISO and Euro NCAP and keeps consistent with the field test standard, and has the test mode of full-automatic test.
Description
Technical Field
The invention relates to the technical field of intelligent automobile detection, in particular to an outdoor AEB VRU online detection device for an intelligent automobile.
Background
The research and development of the ADAS of the intelligent automobile belong to the strategic development direction of each automobile enterprise. With falling to the ground of various technologies and laws and regulations matched with the intelligent automobile, the mass production of the intelligent automobile with the ADAS function (hereinafter referred to as the intelligent automobile for short) means daily wait, and the intelligent automobile gradually enters the daily life of people, so that the intelligent traffic with high safety and without manual intervention is finally realized. In the research and development stage of the intelligent automobile, related tests and experiments are basically realized through a large-scale integrated device of a closed field simulation test system and a traffic and road simulation system. A large amount of test data is acquired through the large-scale special sites and equipment for research and development.
However, the ADAS function detection of mass production intelligent automobiles, especially the off-line functional detection, requires assembly line operation, and is fast, efficient and reliable, and if the test mode in the aforementioned research and development stage is adopted, the requirement cannot be met, so that the ADAS function off-line detection device for the intelligent automobiles is provided.
Disclosure of Invention
The invention aims to provide an outdoor AEB VRU online detection device for an intelligent automobile, which is used for carrying out AEB VRU function test on vehicles on an assembly line outdoors, can be seamlessly connected with the automobile assembly line, can quickly carry out factory eligibility detection on ACC functions of the intelligent automobile in a targeted manner, and has the test working condition based on related test regulations, such as ISO and Euro NCAP, consistent with site test standards, and the test mode is full-automatic test, thereby meeting the actual application requirements.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an outdoor AEB VRU on-line measuring device of intelligent automobile, includes: the test road, the test vehicle, the distance measuring radar, the control system and the dummy are arranged in the middle of the test road, the distance measuring radar is arranged at the rear end of the test vehicle, a groove is formed in the test road, the dummy is arranged in the groove, a motion platform is arranged at the bottom of the dummy and moves horizontally along the groove, a support is arranged at the lower part of the motion platform, a fixing plate is arranged at the lower part of the support, a guide rail is arranged at the lower part of the fixing plate, the fixing plate is arranged on the surface of the guide rail, a speed reducer and a servo motor are arranged on the right side of the fixing plate, a gear is arranged at the power output end of the speed reducer, a rack is arranged in the guide rail, the gear and the rack are meshed with each other, magnetic adsorption materials are arranged at the bottom of the dummy and the upper end surface of the motion, the servo motor and the speed reducer are connected with an external control system, and a motion system of the dummy is formed among the servo motor, the speed reducer, the guide rail and the motion platform.
In a preferred embodiment of the present invention, the control system is a computer or an intelligent electronic device.
In a preferred embodiment of the present invention, the guide rail is a linear guide rail and has a width of 200mm or less.
In a preferred embodiment of the present invention, the groove is provided with a cover plate, and the cover plate and the groove are in a sliding fit, so that the cover plate covers the groove when the detection device is not in use, and the test road is kept smooth.
As a preferred embodiment of the present invention, the dummy may be a target object such as a human body structure, a bicycle, or an animal model.
As a preferred embodiment of the invention, the motion system of the dummy can also select synchronous cog belt transmission, ball screw transmission, linear motor direct drive and the like according to the speed and stroke requirements.
In a preferred embodiment of the present invention, the range radar employs a millimeter wave radar for non-contact measurement of the relative distance between the test vehicle and the dummy.
Compared with the prior art, the invention has the following beneficial effects:
(1) the intelligent automobile AEB VRU function offline detection device is used for carrying out AEB VRU function test on vehicles on an assembly line outdoors, can be seamlessly connected with the automobile assembly line, can quickly carry out factory eligibility detection on ACC functions of an intelligent automobile in a targeted manner, and is based on relevant test regulations, such as ISO and Euro NCAP, and the test working conditions are consistent with field test standards, and the test mode is full-automatic test.
(2) The dummy is fixed with the motion platform by adopting the magnetic material in an adsorption manner, after the dummy collides with the test vehicle, the dummy is separated from the motion platform under the action of external force, the next use is not influenced, meanwhile, the complex mounting and dismounting work before and after each test can be avoided, the test efficiency is greatly improved, the time for setting and dismounting equipment is greatly shortened by the detection device, the guide rail and the motion system of the dummy are not contacted with the test vehicle, and the guide rail and the motion system of the dummy are better protected from being damaged.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the driving mechanism of the dummy of the present invention.
In the figure, a test road-1, a ranging radar-2, a test vehicle-3, a dummy-4, a groove-5, a moving platform-6, a rack-7, a fixed plate-8, a bracket-9, a speed reducer-10, a servo motor-11 and a guide rail-12.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides an outdoor AEB VRU on-line measuring device of intelligent automobile, includes: the test road 1, the test vehicle 3, the range radar 2, the control system and the dummy 4, the test vehicle 3 is located in the middle of the test road 1, during detection, the test vehicle 3 is driven into the test road 1 and located in the middle of the road surface, and is located at the front end of the range radar 2, the range radar 2 is located at the rear end of the test vehicle 3, the test vehicle 3 keeps uniform linear motion according to a set working condition, the range radar 2 measures the position of the vehicle 3 in real time and reaches a trigger point preset by the control system, a groove 5 is formed in the test road 1, the dummy 4 is located in the groove 5, a motion platform 6 is arranged at the bottom of the dummy 4, the motion platform 6 horizontally moves along the groove 5, a support 9 is arranged at the lower part of the motion platform 6, a fixing plate 8 is arranged at the lower part of the support 9, a guide rail 12 is arranged at the lower part of the fixing plate, a speed reducer 10 and a servo motor 11 are arranged on the right side of the fixing plate 8, a gear is arranged at the power output end of the speed reducer 10, a rack 7 is arranged in a guide rail 12, the gear and the rack 7 are meshed with each other, a control system triggers a motion system of the dummy 4, the dummy 4 moves in a direction perpendicular to the advancing direction of the vehicle according to a set speed, the speed is finely adjusted in real time, a preset trigger point is reached by the test vehicle 3 at the same time, the starting operation condition of the AEB function of the vehicle is judged according to the speed change condition of the test vehicle 3 and vehicle operation data, the test is completed, after the detection is completed, the motion system of the dummy 4 is quickly reset to prepare for the test of the next vehicle, magnetic adsorption materials are arranged at the bottom of the dummy 4 and the upper end face of the motion platform 6, and the dummy 4 and the motion platform 6 are fixed by the, servo motor 11 and speed reducer 10 are connected with the control system of outside setting, form the moving system of dummy 4 between servo motor 11, speed reducer 10, guide rail 12 and the motion platform 6, it is fixed to adsorb through magnetic adsorption material's magnetic force between dummy 4 and the motion platform 6, after colliding between dummy 4 and test vehicle 3, dummy 4 and motion platform 6 separation under the effect of external force, do not influence next use, can avoid complicated installation and dismantlement work around experimental at every turn simultaneously, greatly improve efficiency of software testing.
Further improved, as shown in fig. 2: the guide rail 12 is a linear guide rail 12, the width of the guide rail 12 is less than or equal to 200mm, and the guide rail 12 is a linear guide rail which can enable the motion system of the dummy 4 to move linearly along the groove 5.
Further improved, as shown in fig. 1: the groove 5 is provided with a cover plate, the cover plate and the groove 5 are in embedded sliding, and the cover plate is used for covering the groove 5 when the detection device is not used, so that the test road 1 is kept smooth.
Further improved, as shown in fig. 1: the dummy 4 can be a human body structure, a bicycle, an animal model or other objects, and multiple models can be arranged on a moving object, so that the detection precision is improved.
Further improved, as shown in fig. 2: the motion system of the dummy 4 can also select synchronous cog belt transmission, ball screw transmission, linear motor direct drive and the like according to the speed and stroke requirements.
Further improved, as shown in fig. 1: the distance measuring radar 2 adopts a millimeter wave radar for measuring the relative distance between the test vehicle 3 and the dummy 4 in a non-contact manner, and the millimeter wave radar greatly improves the precision of measuring the distance between the side-looking vehicle 3 and the dummy 4.
When the invention is detected, a test vehicle 3 is driven into a test road 1 and positioned at the center of the road surface and positioned at the front end of a ranging radar 2, the test vehicle 3 keeps constant-speed linear motion according to a set working condition, the ranging radar 2 measures the position of the vehicle 3 in real time and reaches a preset trigger point of a control system, a control system triggers a motion system of a dummy 4, the dummy 4 moves perpendicular to the advancing direction of the vehicle according to the set speed and finely adjusts the speed in real time to ensure that the test vehicle 3 and the preset trigger point are reached at the same time, the starting operation condition of the AEB function of the vehicle is judged according to the speed change condition of the test vehicle 3 and the vehicle operation data, the test is completed, after the detection is completed, the motion system of the dummy 4 is quickly reset to prepare for the test of the next vehicle, the dummy 4 and the motion platform 6 are fixed by the magnetic force of a magnetic adsorption, after collision between the dummy 4 and the test vehicle 3, the dummy 4 is separated from the motion platform 6 under the action of external force, the next use is not influenced, meanwhile, complex mounting and dismounting work before and after each test can be avoided, and the test efficiency is greatly improved.
The product protected by the scheme is put into practical production and application at present, and particularly achieves certain success in the field of intelligent automobile detection, so that the technical scheme of the product is obviously proved to be beneficial, meets social requirements, and is suitable for batch production and popularization and use.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides an outdoor AEB VRU on-line measuring device of intelligent automobile which characterized in that: the method comprises the following steps: test road (1), test vehicle (3), range finding radar (2), control system and dummy (4), test vehicle (3) are located the centre portion of test road (1), range finding radar (2) are located the rear end of test vehicle (3), test road (1) inside is equipped with recess (5) and dummy (4) are located recess (5) inside, dummy (4) bottom is equipped with motion platform (6) and motion platform (6) along recess (5) direction horizontal migration, motion platform (6) lower part is equipped with support (9) and support (9) lower part is equipped with fixed plate (8), fixed plate (8) lower part is equipped with guide rail (12) and fixed plate (8) and installs on guide rail (12) surface, fixed plate (8) right side is equipped with speed reducer (10) and servo motor (11), the power take off end of speed reducer (10) is equipped with gear and guide rail (12) inside is equipped with rack (7), the artificial body is characterized in that the gear and the rack (7) are meshed with each other, magnetic adsorption materials are arranged on the bottom of the artificial body (4) and the upper end face of the moving platform (6), the artificial body (4) and the moving platform (6) are fixed through the magnetic adsorption materials, the servo motor (11) and the speed reducer (10) are connected with a control system arranged outside, and a moving system of the artificial body (4) is formed between the servo motor (11), the speed reducer (10), the guide rail (12) and the moving platform (6).
2. The intelligent outdoor AEB VRU online detection device of the automobile of claim 2, wherein: the control system is a computer or intelligent electronic equipment.
3. The intelligent outdoor AEB VRU online detection device of the automobile of claim 1, wherein: the guide rail (12) is a linear guide rail (12) and the width of the guide rail (12) is less than or equal to 200 mm.
4. The intelligent outdoor AEB VRU online detection device of the automobile of claim 2, wherein: the groove (5) is provided with a cover plate, the cover plate is embedded with the groove (5) to slide, and the cover plate is used for covering the groove (5) when the detection device is not used, so that the test road (1) is kept smooth.
5. The intelligent outdoor AEB VRU online detection device of the automobile of claim 1, wherein: the dummy (4) can be a target object such as a human body structure, a bicycle or an animal model.
6. The intelligent outdoor AEB VRU online detection device of the automobile of claim 2, wherein: the motion system of the dummy (4) can also select synchronous cog belt transmission, ball screw transmission, linear motor direct drive and the like according to the speed and stroke requirements.
7. The intelligent outdoor AEB VRU online detection device of the automobile of claim 2, wherein: the distance measuring radar (2) adopts a millimeter wave radar and is used for measuring the relative distance between the test vehicle (3) and the dummy (4) in a non-contact manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911182501.5A CN110793787A (en) | 2019-11-27 | 2019-11-27 | Outdoor AEB VRU on-line measuring device of intelligent automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911182501.5A CN110793787A (en) | 2019-11-27 | 2019-11-27 | Outdoor AEB VRU on-line measuring device of intelligent automobile |
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| CN110793787A true CN110793787A (en) | 2020-02-14 |
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| CN201911182501.5A Pending CN110793787A (en) | 2019-11-27 | 2019-11-27 | Outdoor AEB VRU on-line measuring device of intelligent automobile |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111537236A (en) * | 2020-04-24 | 2020-08-14 | 吉林大学 | Traffic jam auxiliary system testing method |
| CN111562118A (en) * | 2020-06-30 | 2020-08-21 | 中汽院智能网联科技有限公司 | Method for testing AEB VRU performance in night environment |
| CN111595597A (en) * | 2020-06-30 | 2020-08-28 | 中汽院智能网联科技有限公司 | Method for testing AEB VRU performance in complex environment |
| CN111610035A (en) * | 2020-04-24 | 2020-09-01 | 曲亚文 | AEB pedestrian anticollision test drags chassis |
| CN115420522A (en) * | 2022-09-16 | 2022-12-02 | 中汽研汽车检验中心(广州)有限公司 | Front collision test method and device based on AEB working condition |
-
2019
- 2019-11-27 CN CN201911182501.5A patent/CN110793787A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111537236A (en) * | 2020-04-24 | 2020-08-14 | 吉林大学 | Traffic jam auxiliary system testing method |
| CN111610035A (en) * | 2020-04-24 | 2020-09-01 | 曲亚文 | AEB pedestrian anticollision test drags chassis |
| CN111610035B (en) * | 2020-04-24 | 2022-03-18 | 曲亚文 | AEB pedestrian anticollision test drags chassis |
| CN111562118A (en) * | 2020-06-30 | 2020-08-21 | 中汽院智能网联科技有限公司 | Method for testing AEB VRU performance in night environment |
| CN111595597A (en) * | 2020-06-30 | 2020-08-28 | 中汽院智能网联科技有限公司 | Method for testing AEB VRU performance in complex environment |
| CN115420522A (en) * | 2022-09-16 | 2022-12-02 | 中汽研汽车检验中心(广州)有限公司 | Front collision test method and device based on AEB working condition |
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