CN215264021U

CN215264021U - Millimeter wave radar EOL detection device for vehicle offline

Info

Publication number: CN215264021U
Application number: CN202120927549.0U
Authority: CN
Inventors: 董国栋; 刑丽国; 马可; 徐建良
Original assignee: Wetron Electronic Technology Suzhou Co ltd
Current assignee: Wetron Electronic Technology Suzhou Co ltd
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2021-12-21
Anticipated expiration: 2031-04-30

Abstract

The utility model relates to a millimeter wave radar EOL detection device that line was rolled off to vehicle, workstation including a rectangle, a workstation of rectangle, a plurality of millimeter wave radar, a plurality of corner reflector and a plurality of absorbing wall, the workstation setting is in the central point department of putting of workstation, the central point department of putting of workstation is equipped with a vehicle, the rear end both ends department of vehicle respectively is equipped with a millimeter wave radar, the corner reflector sets up the both ends department at the workstation to be close to the millimeter wave radar setting, absorbing wall and workstation length direction's both sides are through vertical barricade fixed connection. The millimeter wave radar EOL detection device for vehicle offline has the advantages of improving automation level, interference resistance, universality, cost saving, competitiveness improvement and the like.

Description

Millimeter wave radar EOL detection device for vehicle offline

Technical Field

The utility model relates to a vehicle detection device technical field that rolls off the production line, especially a millimeter wave radar EOL detection device that the vehicle rolls off the production line.

Background

At present, advanced driving assistance systems will necessarily keep a trend of continuous development for a long time in the future. Meanwhile, the advanced driving assistance system is being developed into an integrated active safety system from a single technology independent development, a plurality of technologies can share a sensor, a control system and other platforms, once a vehicle is provided with a basic driving assistance technology, other safe driving assistance technologies can be added conveniently and at a lower cost, and therefore the application of the advanced driving assistance system technology to the automobile is further promoted.

As the above demand for advanced driving assistance systems increases, the demand and the installation rate for millimeter wave radar products are increasing, and at the same time, the demand for detection of installed millimeter wave radar products is being raised. Therefore, the device is applied to an End of Line Testing Tool (EOL) detection device of a vehicle.

Therefore, a millimeter wave radar EOL detection device for vehicle offline is developed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose is in order to overcome prior art not enough and provide a millimeter wave radar EOL detection device that the vehicle rolls off the production line, has the level of improving automation, improves interference immunity, improves the commonality, practices thrift the cost and improves advantages such as competitiveness.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a millimeter wave radar EOL detection device that vehicle rolls off production line, workstation, a plurality of millimeter wave radar, a plurality of corner reflector and a plurality of wave-absorbing wall including a rectangle, the workstation sets up the central point of workstation puts the department, the central point of workstation puts the department and is equipped with a vehicle, the rear end both ends department of vehicle respectively is equipped with one the millimeter wave radar, the corner reflector sets up the both ends department of workstation, and be close to the millimeter wave radar sets up, wave-absorbing wall with vertical barricade fixed connection is passed through to the both sides of workstation length direction.

Preferably, one side of the wave-absorbing wall far away from the retaining wall is provided with a plurality of triangular pyramid structures with equal height and equal spacing.

Preferably, the corner reflector is fixedly connected with the workstation through a vertically adjustable base.

Preferably, the height of the corner reflector is equal to the height of the millimeter wave radar.

Preferably, parallel rails are arranged at the top end of the workbench and are connected with the vehicle through a plurality of fixing plugs.

Preferably, the millimeter wave radar is electrically connected to an upper computer through a detection interface wire harness inside the vehicle body.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

1. the automatic detection level of the equipment is improved;

2. the method is simple and convenient, and the environmental anti-interference performance is improved;

3. different millimeter wave radar products can be detected by the equipment, so that the detection universality is improved;

4. the cost is saved, the shared design of different vehicle platforms is realized, and the market competitiveness of the product is provided.

Drawings

FIG. 1 is a schematic structural diagram of the millimeter wave radar EOL detection device for vehicle offline according to the present invention;

figure 2 is the millimeter wave radar EOL detection device's that the vehicle rolls off the production line detection flow chart.

Wherein: 10. a workstation; 11. a work table; 12. retaining walls; 13. a wave absorbing wall; 131. a triangular pyramid structure;

20. a vehicle; 21. a millimeter wave radar;

30. a track; 31. a fixed plug;

50. a corner reflector;

60. and (4) an upper computer.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

In fig. 1, a millimeter wave radar EOL detection apparatus for vehicle offline includes a rectangular workstation 10, a rectangular workbench 11, a plurality of millimeter wave radars 21, a plurality of corner reflectors 50, and a plurality of wave absorbing walls 13. The millimeter wave radar 21 is electrically connected to an upper computer 60 through a detection interface harness inside the vehicle body.

The erection environment of the spaces such as the site of specific needs, the workstation 10, the workbench 11, the rail 30 on which the vehicle 20 to be detected is parked/the fixed vehicle/the platform for vehicle calibration; the workbench 11 for placing the vehicle 20 can be adjusted to realize EOL detection of different vehicle types;

corner reflector 50: the simulated standard object to be detected is convenient for the millimeter wave radar 21 of the vehicle to detect and collect;

wave-absorbing material and fixing device of the wave-absorbing wall 13: the specific height and width are used for absorbing noise and relevant reflection, so that an ideal test environment of the system is ensured;

an upper computer 60: and starting a radar system to detect and collect the reflected signals, and displaying the detection result to judge whether the vehicle passes off the line or not.

The workbench 11 is arranged at the center of the workstation 10, a vehicle 20 is arranged at the center of the workbench 11, and a millimeter wave radar 21 is respectively arranged at two corners of the rear end of the vehicle 20. The corner reflectors 50 are arranged at two corners of the workbench 11, the corner reflectors 50 are arranged close to the millimeter wave radar 21, and the wave absorbing walls 13 are fixedly connected with two sides of the length direction of the workbench 10 through vertical retaining walls 12. A plurality of triangular pyramid structures 131 with equal height and equal spacing are arranged on one side of the wave-absorbing wall 13 far away from the retaining wall 12.

The corner reflector 50 is fixedly connected to the workstation 10 by a vertically adjustable base. The height of the corner reflector 50 is equal to the height of the millimeter-wave radar 21.

Parallel rails 30 are provided at the top end of the table 11. The track 30 is connected to the vehicle 20 by a plurality of fixed plugs 31. The track 30 is suitable for conditioning tests of various vehicles.

In fig. 2, the detection steps of the millimeter wave radar EOL detection device for vehicle offline are as follows:

1. the vehicle 20 enters a particular area and is positioned. The upper computer 60 starts a program detection radar for EOL offline detection.

2. The millimeter wave radar 21 product installed on the vehicle 20 sends a signal, and acquires a radar target signal reflected by the corner reflector 50, and the upper computer 60 starts detection.

3. The millimeter wave radar 21 mounted on the vehicle processes the target signal, confirms whether the radar mounting position is within the specification range, transmits information of the processed signal to the upper computer 60 through the communication unit, and confirms the detection result by the upper computer 60.

4. And after the upper computer 60 judges the inspection result, the prompt vehicle 20 is confirmed to be off-line, the vehicle drives away, and the result is calibrated.

The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.

Claims

1. The utility model provides a millimeter wave radar EOL detection device that vehicle went off production line which characterized in that: workstation (11), a plurality of millimeter wave radar (21), a plurality of corner reflector (50) and a plurality of wave-absorbing wall (13) including a rectangle, workstation (11) set up the central point department of putting of workstation (10), the central point department of putting of workstation (11) is equipped with a vehicle (20), the rear end both ends department of vehicle (20) respectively is equipped with one millimeter wave radar (21), corner reflector (50) set up the both ends department of workstation (11), and be close to millimeter wave radar (21) set up, wave-absorbing wall (13) with workstation (10) length direction's both sides are through vertical barricade (12) fixed connection.

2. The millimeter wave radar EOL detection device for vehicle offline according to claim 1, wherein a plurality of triangular pyramid structures (131) with equal height and equal spacing are arranged on one side of the wave absorbing wall (13) far away from the retaining wall (12).

3. A millimeter wave radar EOL detection device for vehicles off-line according to claim 1, wherein the corner reflector (50) is fixedly connected to the workstation (10) by a vertically adjustable base.

4. The millimeter wave radar EOL detection device of a vehicle off-line of claim 1, wherein a height of the corner reflector (50) is equal to a height of the millimeter wave radar (21).

5. Millimeter wave radar EOL detection device for vehicle downlinks according to claim 1, characterized in that at the top end of the table (11) parallel rails (30) are provided, said rails (30) being connected to the vehicle (20) by means of a plurality of fixed plugs (31).

6. The millimeter wave radar EOL detection device of a vehicle off-line of claim 1, wherein the millimeter wave radar (21) is electrically connected to an upper computer (60) through an in-vehicle detection interface harness.