CN116539331A - Be used for unmanned test platform of car - Google Patents
Be used for unmanned test platform of car Download PDFInfo
- Publication number
- CN116539331A CN116539331A CN202310630717.3A CN202310630717A CN116539331A CN 116539331 A CN116539331 A CN 116539331A CN 202310630717 A CN202310630717 A CN 202310630717A CN 116539331 A CN116539331 A CN 116539331A
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- platform
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- test platform
- sliding groove
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- 238000012360 testing method Methods 0.000 title claims abstract description 42
- 238000009434 installation Methods 0.000 claims description 30
- 230000007246 mechanism Effects 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention relates to the technical field of unmanned vehicles, in particular to an unmanned vehicle test platform, which comprises a platform, wherein a first sliding groove is formed in the platform, a first sliding block is arranged in the first sliding groove, a dummy is fixedly connected to the first sliding block, a first rotating shaft horizontally moves outwards through a cam stress plate, the stress plate drives a baffle plate to horizontally move outwards through a mounting rod, a third motor drives a rotating disc to rotate through a second rotating shaft, the rotating disc horizontally moves through a second traction rod and a third traction rod, a mounting box is driven by the rotating disc to horizontally move through the second traction rod and the third traction rod, the transverse horizontal distance between two adjacent mounting boxes is adjusted, and the longitudinal horizontal position of the baffle plate is matched, so that the unmanned vehicle can be tested, a ball screw drives a first connecting rod to horizontally move through a nut, the first connecting rod drives the dummy to horizontally move, and the test platform can test whether the vehicle is braked when the unmanned vehicle is far away from the dummy.
Description
Technical Field
The invention relates to the technical field of unmanned vehicles, in particular to a test platform for unmanned vehicles.
Background
The unmanned automobile utilizes sensor technology, signal processing technology, communication technology, computer technology and the like, recognizes the environment and state of the automobile through integrating various vehicle-mounted sensors such as vision, laser radar, ultrasonic sensor, microwave radar, GPS, odometer, magnetic compass and the like, analyzes and judges according to the obtained road information, traffic signal information, vehicle position and obstacle information, sends expected control to a main control computer, controls the steering and speed of the vehicle, and accordingly realizes anthropomorphic driving of the unmanned automobile according to self intention and environment.
The utility model discloses a test platform for unmanned of car by chinese bulletin number CN207330602U, including first base, first base right side surface fixedly connected with connecting seat, first spout has been seted up to connecting seat right side surface, the first spout internal surface sliding connection in connecting seat right side has the sliding plate, the position fixedly connected with hydraulic press that the sliding plate upper end surface is close to the right side, the first backup pad of hydraulic press upper end surface fixedly connected with, first base upper end surface has seted up flutedly. This a test platform for unmanned of car possesses and can closely test, obtains accurate test data's advantage, has solved current unmanned of car and has carried out real lane way test outdoor, and unmanned of car has certain uncontrollable nature, so the test personnel can't closely test, can't obtain accurate test data's problem.
According to the technical scheme, the test platform automobile can only detect how far away from the dummy is braked, the function is single, and when the unmanned automobile runs on a road, the phenomenon of road repair or obstacle possibly occurs in front, so that the unmanned automobile needs to detect the conditions in advance and avoid or bypass the conditions, and the technical scheme cannot detect the conditions.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, a test platform automobile can only detect how far a dummy is from the automobile to brake and has a single function, and provides an unmanned test platform for the automobile.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the unmanned test platform for the automobile comprises a platform, wherein a first sliding groove is formed in the platform, a first sliding block is arranged in the first sliding groove, a dummy is fixedly connected to the first sliding block, a guide groove is formed in the dummy, a guide block and a first spring which are welded are arranged in the guide groove, and a first traction rod is connected between the guide block and the platform;
the platform is internally provided with an installation cavity, a first motor is fixedly installed in the installation cavity, the output end of the first motor is fixedly connected with a ball screw, a nut is arranged on the ball screw in a matched mode, a first connecting rod is connected between the nut and a first sliding block, the bottom end of the installation cavity is provided with a second sliding groove, a second sliding block is arranged in the second sliding groove, and a second connecting rod is connected between the second sliding block and the nut;
the platform is provided with a third chute, a mounting box is arranged in the third chute, a mounting rod is arranged in the mounting box, the outer end of the mounting rod is fixedly connected with a baffle, the inner end of the mounting rod is fixedly connected with a stress plate, and a second spring is welded between the stress plate and the inner wall of the mounting box;
the second motor is fixedly arranged in the mounting box, the output end of the second motor is fixedly connected with a first rotating shaft, and a cam which is movably propped against the stress plate is fixedly sleeved on the first rotating shaft;
and a driving mechanism for driving the mounting box to horizontally move is arranged in the second sliding groove.
Preferably, the first sliding block is horizontally sleeved in the first sliding groove in a sliding manner, a scale bar is arranged in the first sliding groove, and the guide groove is longitudinally arranged at the outer end of the dummy.
Preferably, the guide block is longitudinally sleeved in the guide groove in a sliding manner, and the first spring is longitudinally welded at the bottom end position of the guide groove.
Preferably, the two ends of the first traction rod are respectively connected to the guide block and the platform through pin shafts, and the ball screw is horizontally and rotatably arranged on the inner wall of the mounting cavity through a bearing.
Preferably, a first movable through hole for movably sleeving the first connecting rod is formed in the platform, and a friction plate for increasing friction force is arranged in the second sliding groove.
Preferably, the second sliding block is horizontally sleeved in the second sliding groove in a sliding manner, the mounting box is horizontally sleeved in the third sliding groove in a sliding manner, and the third sliding groove is arranged in a staggered manner in the front-back direction.
Preferably, a second movable through hole for movably sleeving the mounting rod is formed in the mounting box, and the second spring is horizontally movably sleeved on the mounting rod.
Preferably, the first rotating shaft is longitudinally and rotatably arranged on the inner wall of the installation box through a bearing, the cam is eccentrically arranged at the middle end position of the first rotating shaft, and a third movable through hole for movably sleeving the cam is formed in the installation box.
Preferably, the driving mechanism comprises a third motor fixedly installed in a third sliding groove, the output end of the third motor is fixedly connected with a second rotating shaft, a rotary table is fixedly sleeved on the second rotating shaft, a support is integrally connected in the third sliding groove, a second traction rod is connected to the rotary table, and a third traction rod penetrating through the support and fixedly connected with the installation box is connected to the second traction rod.
Preferably, a fourth movable through hole for movably sleeving the third traction rod is formed in the support, and two ends of the second traction rod are respectively connected to the turntable and the third traction rod through pin shafts.
Compared with the prior art, the invention has the following advantages:
1. according to the invention, the first rotating shaft horizontally moves outwards through the cam stress plate, the stress plate drives the baffle plate to horizontally move outwards through the mounting rod, the third motor drives the rotating disc to rotate through the second rotating shaft, the rotating disc drives the mounting boxes to horizontally move through the second traction rod and the third traction rod, the transverse horizontal distance between two adjacent mounting boxes is regulated, and the longitudinal horizontal position regulation of the baffle plate is matched, so that the function of avoiding obstacles of the unmanned automobile can be tested.
2. According to the invention, the ball screw drives the first connecting rod to horizontally move through the nut, and the first connecting rod drives the dummy to horizontally move through the first sliding block, so that the test platform can test how far away from the dummy the automobile can brake when the automobile is not driven, and the accuracy of the data of the test platform can be improved through the scale bars.
Drawings
FIG. 1 is a schematic diagram of a structure of an unmanned test platform for an automobile according to the present invention;
FIG. 2 is a schematic diagram of a front view of an unmanned test platform for an automobile according to the present invention;
fig. 3 is an enlarged schematic diagram of a local a structure for an unmanned test platform of an automobile according to the present invention;
fig. 4 is a schematic diagram of a connection structure of a second rotating shaft, a rotating disc and a second traction rod for an unmanned test platform of an automobile.
In the figure: 1. a platform; 2. a first chute; 3. a first slider; 4. a dummy; 5. a guide groove; 6. a guide block; 7. a first spring; 8. a first drawbar; 9. a mounting cavity; 10. a first motor; 11. a ball screw; 12. a nut; 13. a first link; 14. a second chute; 15. a second slider; 16. a second link; 17. a third chute; 18. a mounting box; 19. a mounting rod; 20. a baffle; 21. a force-bearing plate; 22. a second spring; 23. a second motor; 24. a first rotating shaft; 25. a cam; 26. a third motor; 27. a second rotating shaft; 28. a turntable; 29. a bracket; 30. a second drawbar; 31. and a third traction rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1-4, an unmanned test platform for an automobile comprises a platform 1, wherein a first chute 2 is formed in the platform 1, scale strips are arranged in the first chute 2, and the movement distance of a dummy can be dataized through the scale strips, so that the data accuracy of the test platform is improved;
the first sliding groove 2 is sleeved with a first sliding block 3 in a water-smooth manner, a dummy 4 is fixedly connected to the first sliding block 3, and the first sliding block 3 can only move in the first sliding groove 2 through the guiding and limiting functions of the first sliding groove 2;
the outer end of the dummy 4 is longitudinally provided with a guide groove 5, a guide block 6 and a first spring 7 which are welded with each other are arranged in the guide groove 5, the guide block 6 is longitudinally sleeved in the guide groove 5 in a sliding way, the first spring 7 is longitudinally welded at the bottom end of the guide groove 5, a first traction rod 8 is connected between the guide block 6 and the platform 1 through a pin shaft, the dummy 4 can be supported through the first traction rod 8, and a movable space can be provided for deflection movement of the first traction rod 8 through the cooperation of the guide block 6 and the guide groove 5;
the platform 1 is provided with an installation cavity 9, a first motor 10 is fixedly installed in the installation cavity 9, the model of the first motor 10 is MR-J2S-200B, the output end of the first motor 10 is fixedly connected with a ball screw 11, the ball screw 11 is horizontally and rotatably installed on the inner wall of the installation cavity 9 through a bearing, a nut 12 is arranged on the ball screw 11 in a matched manner, and the dummy 4 is driven to horizontally move through the ball screw 11 and the nut 12, so that the test platform can test how far away from the dummy 4 the automobile can brake when the automobile is in unmanned operation;
a first connecting rod 13 is connected between the nut 12 and the first sliding block 3, a first movable through hole for movably sleeving the first connecting rod 13 is formed in the platform 1, and a movable space can be provided for horizontal movement of the first connecting rod 13 through the first movable through hole;
the bottom end of the mounting cavity 9 is provided with a second chute 14, a friction plate for increasing friction force is arranged in the second chute 14, a second slide block 15 is horizontally sleeved in the second chute 14 in a sliding manner, a second connecting rod 16 is connected between the second slide block 15 and the nut 12, and the friction force of the second slide block 15 in the second chute 14 can be increased through the friction plate, so that the friction force of the ball screw 11 and the nut 12 during operation is increased;
the platform 1 is provided with a third sliding groove 17, the third sliding grooves 17 are arranged in a front-back staggered manner, the third sliding groove 17 is horizontally sleeved with an installation box 18, the installation box 18 only can horizontally move in the third sliding groove 17 due to the guiding and limiting effects of the third sliding groove 17, the installation box 18 is provided with an installation rod 19, the installation box 18 is provided with a second movable through hole for movably sleeved with the installation rod 19, and a movable space can be provided for the installation rod 19 through the second movable through hole;
the outer end of the mounting rod 19 is fixedly connected with a baffle 20, the inner end of the mounting rod 19 is fixedly connected with a stress plate 21, a second spring 22 is welded between the stress plate 21 and the inner wall of the mounting box 18, the second spring 22 is horizontally movably sleeved on the mounting rod 19, and the mounting rod 19 can be reset when not extruded under the action of the elasticity of the second spring 22;
the second motor 23 is fixedly arranged in the mounting box 18, the model of the second motor 23 is MR-J2S-100B, the output end of the second motor 23 is fixedly connected with the first rotating shaft 24, the first rotating shaft 24 is longitudinally and rotatably arranged on the inner wall of the mounting box 18 through a bearing, a cam 25 which is movably propped against the stress plate 21 is fixedly sleeved on the first rotating shaft 24, the cam 25 is eccentrically arranged at the middle end position of the first rotating shaft 24, a third movable through hole for movably sleeved the cam 25 is formed in the mounting box 18, and a movable space can be provided for the cam 25 to rotate through the third movable through hole;
the second chute 14 is internally provided with a driving mechanism for driving the mounting boxes 18 to horizontally move, and the distance between two adjacent mounting boxes 18 can be adjusted by the driving mechanism in cooperation with the horizontal adjustment of the baffle 20, so that the function of avoiding obstacles of the unmanned automobile can be tested, and the functionality of the unmanned automobile test platform can be improved;
further description: the driving mechanism comprises a third motor 26 fixedly arranged in a third chute 17, the model of the third motor 26 is MR-J2S-100B, the output end of the third motor 26 is fixedly connected with a second rotating shaft 27, a turntable 28 is fixedly sleeved on the second rotating shaft 27, a support 29 is integrally connected in the third chute 17, a second traction rod 30 is connected to the turntable 28 through a pin shaft, a third traction rod 31 penetrating through the support 29 and fixedly connected with the mounting box 18 is connected to the second traction rod 30 through a pin shaft, a fourth movable through hole for movably sleeved on the third traction rod 31 is formed in the support 29, and a movable space can be provided for horizontal movement of the third traction rod 31 through the fourth movable through hole.
The invention can explain its functional principle by the following modes of operation:
starting the second motor 23 to drive the first rotating shaft 24 to rotate, driving the cam 25 to rotate by the first rotating shaft 24, extruding the stress plate 21 to horizontally move outwards by the cam 25, extruding the second spring 22, driving the mounting rod 19 to horizontally move outwards by the stress plate 21, and driving the baffle 20 to horizontally move outwards by the mounting rod 19, so that the longitudinal horizontal distance between two adjacent mounting boxes 18 is adjusted;
starting a third motor 26 to drive a second rotating shaft 27 to rotate, driving a turntable 28 to rotate by the second rotating shaft 27, driving a third traction rod 31 to horizontally move by a position difference generated when the second traction rod 30 rotates by the turntable 28, and driving a mounting box 18 to horizontally move in a third sliding groove 17 by the third traction rod 31 so as to adjust the horizontal distance between two adjacent mounting boxes 18, thereby testing the performance of avoiding obstacles of the unmanned automobile;
the first motor 10 is started to drive the ball screw 11 to rotate, the ball screw 11 drives the nut 12 to horizontally move, the nut 12 drives the second connecting rod 16 to horizontally move, the second connecting rod 16 drives the second sliding block 15 to horizontally move in the second sliding groove 14, the nut 12 drives the first connecting rod 13 to horizontally move, the first connecting rod 13 drives the first sliding block 3 to horizontally move in the first sliding groove 2, the first sliding block 3 drives the dummy 4 to horizontally move, the dummy 4 drives the first traction rod 8 to deflect, the first traction rod 8 drives the guide block 6 to vertically move downwards in the guide groove 5, the first spring 7 is extruded, and the scale bar is used for testing how far away the dummy is from an automobile when the automobile is not driven.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a be used for unmanned test platform of car, includes platform (1), its characterized in that, offer first spout (2) on platform (1), be provided with first slider (3) in first spout (2), fixedly connected with dummy (4) on first slider (3), offered guide way (5) on dummy (4), be provided with guide block (6) and first spring (7) of welding mutually in guide way (5), be connected with first traction lever (8) between guide block (6) and platform (1);
an installation cavity (9) is formed in the platform (1), a first motor (10) is fixedly installed in the installation cavity (9), a ball screw (11) is fixedly connected to the output end of the first motor (10), a nut (12) is installed on the ball screw (11) in a matched mode, a first connecting rod (13) is connected between the nut (12) and the first sliding block (3), a second sliding groove (14) is formed in the bottom end of the installation cavity (9), a second sliding block (15) is arranged in the second sliding groove (14), and a second connecting rod (16) is connected between the second sliding block (15) and the nut (12);
a third sliding groove (17) is formed in the platform (1), an installation box (18) is arranged in the third sliding groove (17), an installation rod (19) is arranged in the installation box (18), a baffle plate (20) is fixedly connected to the outer end of the installation rod (19), a stress plate (21) is fixedly connected to the inner end of the installation rod (19), and a second spring (22) is welded between the stress plate (21) and the inner wall of the installation box (18);
a second motor (23) is fixedly arranged in the mounting box (18), the output end of the second motor (23) is fixedly connected with a first rotating shaft (24), and a cam (25) which is movably propped against the stress plate (21) is fixedly sleeved on the first rotating shaft (24);
the second chute (17) is internally provided with a driving mechanism for driving the mounting box (18) to horizontally move.
2. The unmanned test platform for the automobile according to claim 1, wherein the first sliding block (3) is horizontally sleeved in the first sliding groove (2) in a sliding manner, a scale bar is arranged in the first sliding groove (2), and the guide groove (5) is longitudinally arranged at the outer end position of the dummy (4).
3. The unmanned test platform for the automobile according to claim 2, wherein the guide block (6) is longitudinally sleeved in the guide groove (5) in a sliding manner, and the first spring (7) is longitudinally welded at the bottom end position of the guide groove (5).
4. The unmanned test platform for the automobile according to claim 3, wherein two ends of the first traction rod (8) are respectively connected to the guide block (6) and the platform (1) through pin shafts, and the ball screw (11) is horizontally rotatably installed on the inner wall of the installation cavity (9) through a bearing.
5. The unmanned test platform for the automobile according to claim 1, wherein the platform (1) is provided with a first movable through hole for movably sleeving the first connecting rod (13), and the second sliding groove (14) is internally provided with a friction plate for increasing friction force.
6. The unmanned test platform for the automobile according to claim 5, wherein the second sliding block (15) is horizontally sleeved in the second sliding groove (14), the mounting box (18) is horizontally sleeved in the third sliding groove (17), and the third sliding grooves (17) are arranged in a staggered mode.
7. The unmanned test platform for the automobile according to claim 6, wherein the installation box (18) is provided with a second movable through hole for movably sleeving the installation rod (19), and the second spring (22) is horizontally movably sleeved on the installation rod (19).
8. The unmanned test platform for the automobile according to claim 7, wherein the first rotating shaft (24) is longitudinally rotatably mounted on the inner wall of the mounting box (18) through a bearing, the cam (25) is eccentrically arranged at the middle end position of the first rotating shaft (24), and a third movable through hole for movably sleeving the cam (25) is formed in the mounting box (18).
9. The unmanned test platform for the automobile according to claim 1, wherein the driving mechanism comprises a third motor (26) fixedly installed in a third chute (17), the output end of the third motor (26) is fixedly connected with a second rotating shaft (27), a rotary table (28) is fixedly sleeved on the second rotating shaft (27), a bracket (29) is integrally connected in the third chute (17), a second traction rod (30) is connected on the rotary table (28), and a third traction rod (31) penetrating through the bracket (29) and fixedly connected with the installation box (18) is connected on the second traction rod (30).
10. The unmanned test platform for the automobile according to claim 9, wherein a fourth movable through hole for movably sleeving a third traction rod (31) is formed in the bracket (29), and two ends of the second traction rod (30) are respectively connected to the turntable (28) and the third traction rod (31) through pin shafts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310630717.3A CN116539331B (en) | 2023-05-31 | 2023-05-31 | Be used for unmanned test platform of car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310630717.3A CN116539331B (en) | 2023-05-31 | 2023-05-31 | Be used for unmanned test platform of car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116539331A true CN116539331A (en) | 2023-08-04 |
| CN116539331B CN116539331B (en) | 2024-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310630717.3A Active CN116539331B (en) | 2023-05-31 | 2023-05-31 | Be used for unmanned test platform of car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116539331B (en) |
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| CN111397915A (en) * | 2020-03-31 | 2020-07-10 | 湖北阿桑奇汽车电子科技有限公司 | Obstacle simulation device in test scene of automatic driving automobile |
| CN112444401A (en) * | 2019-08-30 | 2021-03-05 | 大连民族大学 | Unmanned vehicle testing device with controllable road surface moving target |
| CN215414386U (en) * | 2021-06-21 | 2022-01-04 | 湖北云万光电子科技有限公司 | Testing device for unmanned vehicle |
| CN217156789U (en) * | 2022-02-21 | 2022-08-09 | 上海致锋汽车科技有限公司 | Sensor sensitivity detection device for fusion type automatic driving vehicle |
| CN217211436U (en) * | 2022-05-18 | 2022-08-16 | 江苏安全技术职业学院 | Special elevating platform for detecting automobile chassis |
| CN218330602U (en) * | 2022-08-12 | 2023-01-17 | 刘建伟 | Test platform for unmanned automobile |
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2023
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Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2852093Y (en) * | 2005-09-27 | 2006-12-27 | 北京铁道工程机电技术研究所 | Apparatus for adjusting track wheel axle distance of railway locomotive testing bench |
| CN206300797U (en) * | 2016-11-18 | 2017-07-04 | 特路（北京）科技有限公司 | The static-obstacle thing response performance checkout area of automatic driving vehicle |
| GB201620461D0 (en) * | 2016-12-02 | 2017-01-18 | Schwazl Christian And Kompetenzzentrum-Das Virtuelle Fahrzeug | Physical environment simulator for vehicle testing |
| US20190009789A1 (en) * | 2017-07-05 | 2019-01-10 | Baidu Online Network Technology (Beijing) Co., Ltd. | Autonomous vehicle site test method and apparatus, device and readable medium |
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| CN111397915A (en) * | 2020-03-31 | 2020-07-10 | 湖北阿桑奇汽车电子科技有限公司 | Obstacle simulation device in test scene of automatic driving automobile |
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| CN218330602U (en) * | 2022-08-12 | 2023-01-17 | 刘建伟 | Test platform for unmanned automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116539331B (en) | 2024-04-12 |
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