CN216248304U - Calibration equipment of automobile blind area monitoring radar - Google Patents
Calibration equipment of automobile blind area monitoring radar Download PDFInfo
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- CN216248304U CN216248304U CN202120970139.4U CN202120970139U CN216248304U CN 216248304 U CN216248304 U CN 216248304U CN 202120970139 U CN202120970139 U CN 202120970139U CN 216248304 U CN216248304 U CN 216248304U
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Abstract
The utility model discloses a calibration device of an automobile blind area monitoring radar, which comprises: calibrating a portal frame, a centering device, a radar reflector and a movable support group; a group of calibration portal frames are respectively arranged at the front and the rear of the centering device, and a movable support group is arranged on the calibration portal frames; the movable support group comprises a support frame and a movable frame, the support frame is detachably arranged on the calibration portal frame, and the movable frame is arranged on the support frame and moves up and down along the support frame; at least two radar reflectors are arranged on the movable frame and move left and right along the movable frame; the radar reflector can move in a three-dimensional plane, is applicable to vehicles with different vehicle distances or vehicles with different monitoring radar height planes, and can accommodate more vehicle types; the calibration process is simple, the vehicle can be conveniently driven in and out, and the calibration equipment only occupies the space of the calibration position; the linear guide rail is used for enabling the radar reflector to move more smoothly, and the radar reflector is accurate in movement due to the fact that the aluminum alloy material is adopted.
Description
Technical Field
The utility model relates to a calibration tool, in particular to calibration equipment of an automobile blind area monitoring radar.
Background
The blind area monitoring is a high-tech configuration of safety on an automobile, has the main functions of sweeping the blind area of the rearview mirror, detecting overtaking vehicles in the blind areas of the rearview mirror at two sides of the vehicle through a microwave radar and reminding a driver, thereby avoiding accidents caused by the blind areas of the rearview mirror in the lane changing process. Many high-allocation vehicle models on the market at present have function configuration of blind area monitoring; the automobile blind area monitoring radar needs to be calibrated regularly to ensure that the monitoring radar can work normally; because the monitoring radar is usually positioned inside the vehicle and can not be identified by naked eyes, the calibration process of the conventional calibration equipment of the automobile blind area monitoring radar is complicated, calibration errors exist, the structure of the calibration equipment is complex, and the vehicle is inconvenient to run before and after calibration, and the occupied space is large.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: the utility model aims to provide calibration equipment for an automobile blind area monitoring radar, which is structurally improved based on the existing calibration equipment to solve the technical problems.
The utility model is realized by the following technical scheme:
the utility model provides a calibration device of an automobile blind area monitoring radar, which comprises: calibrating a portal frame, a centering device, a radar reflector and a movable support group;
a group of calibration portal frames are respectively arranged at the front and the rear of the centering device, and a movable support group is arranged on the calibration portal frames;
the movable support group comprises a supporting frame and a movable frame, the supporting frame is detachably mounted on the calibration portal frame, and the movable frame is mounted on the supporting frame and moves up and down along the supporting frame;
at least two radar reflectors are mounted on the moving frame and move left and right along the moving frame.
The working principle of the scheme is as follows: the calibration equipment of car blind area control radar that this scheme provided is through the movable mounting who will remove the support group on maring the portal frame, when carrying out vehicle blind area control radar calibration, the vehicle makes vehicle blind area control radar on standard position through the operation of adjusting well of centering device earlier, then the position of removing the support group makes each radar reflector aim at blind area control radar and mark, make the removal frame return the normal position after the demarcation, the vehicle passes from in the middle of maring the portal frame and gets into next station, the calibration process is simple, it is very convenient that the vehicle drives in and roll out, and calibration equipment only occupies the space of maring the position.
The radar reflector moves left and right on the moving frame, the moving frame moves up and down along the supporting frame, and the radar reflector can freely move in a two-dimensional plane formed by the moving frame and the supporting frame, so that the radar reflector is applicable to vehicles with different vehicle distances or vehicles with different monitoring radar height planes; and for different vehicle types, the radar reflector can be aligned to the position of the monitoring radar, and the accuracy of the calibration result is improved.
The calibration equipment for the blind area monitoring radar (BSD) is reasonable in layout and high and reliable in action precision, meets the requirement for calibrating four corner radar sensors (two sides of a vehicle head and two sides of a vehicle tail) of the vehicle, can be quickly converted after calibration is completed, and meets the requirement for passing the vehicle.
The further optimization scheme is that the calibration portal frame comprises at least two layers of rectangular portal frames which are connected in an arrayed mode, two adjacent layers of portal frames are connected through a beam, and the interval between the two adjacent layers of portal frames is at least 50 mm.
The further optimization scheme is that the cross beam is provided with a linear mounting rail, and the support frame is detachably mounted on the linear mounting rail.
The support frame is a rectangular frame, the support frame is higher than the portal frame, and the support frame is narrower than the portal frame.
Braced frame demountable installation is on maring the portal frame, and when needs, braced frame can move on the crossbeam between adjacent two-layer portal frame, combines radar reflector to remove about on removing the frame, removes the frame and reciprocates along braced frame, is equivalent to radar reflector and can remove in three-dimensional plane, can hold more motorcycle types.
The further optimization scheme is that the two sides of the supporting frame are provided with the movable belt modules, and the movable frame is connected with the movable belt modules on the two sides of the supporting frame and moves up and down along with the movement of the movable belt modules.
The further optimization scheme is that the moving frame is provided with a linear moving slide rail, and the radar reflector is installed on the linear moving slide rail.
The further optimization scheme is that the radar device further comprises a first servo motor and a second servo motor, the first servo motor is installed on the moving frame and drives the radar reflector to move along the moving slide rail, and the second servo motor is installed on the supporting frame and drives the moving frame to move up and down along the supporting frame.
The further optimization scheme is that the calibration portal frame and the moving support group are made of aluminum alloy materials, and polyurethane foam wave-absorbing materials are arranged on the calibration portal frame and the moving support group.
The wave-absorbing material can absorb redundant clutter, so that the radar reflector only reflects the waves of the automobile blind area monitoring radar, and the detection precision is improved.
The further optimized scheme is that the wall thickness of the aluminum alloy material is at least 4 mm. The wall thickness of the aluminum alloy material is 4mm, so that the stability of the calibration portal frame and the moving support is guaranteed.
In this scheme, the guide rail that the removal frame reciprocated along braced frame, radar reflector removed along removing the guide rail that moves about and braced frame all are the linear type along the installation rail of crossbeam, and more smooth and easy for radar reflector's removal, and mark the portal frame and remove the support group and all adopt aluminum alloy material, and the quality is light, and removal frame removal process inertial action is little, and radar reflector's shift position is more accurate.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
1. according to the calibration equipment for the automobile blind area monitoring radar, the movable support group is movably mounted on the calibration portal frame, the calibration process is simple, vehicles can conveniently enter and exit, and the calibration equipment only occupies the space of a calibration position.
2. According to the calibration equipment for the automobile blind area monitoring radar, the supporting frame can move on the cross beam between two adjacent layers of portal frames, the radar reflector moves left and right on the moving frame in a combined manner, the moving frame moves up and down along the supporting frame, and the radar reflector can move in a three-dimensional plane, so that the calibration equipment is applicable to vehicles with different vehicle distances or vehicles with different monitoring radar height planes, and can accommodate more vehicle types;
3. according to the calibration equipment for the automobile blind area monitoring radar, the guide rail of the moving frame moving up and down along the supporting frame, the guide rail of the radar reflector moving left and right along the moving frame and the mounting rail of the supporting frame along the cross beam are all linear, so that the radar reflector can move more smoothly, the calibration portal frame and the moving support group are made of aluminum alloy materials, the mass is light, the inertia effect is small in the moving process of the moving frame, and the moving position of the radar reflector is more accurate.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the principles of the utility model. In the drawings:
FIG. 1 is a schematic illustration of a vehicle versus radar distribution;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a top view of the structure of the present invention;
FIG. 4 is a schematic structural view of a movable support assembly according to the present invention;
FIG. 5 is an assembly diagram of a calibration gantry and a mobile gantry set;
fig. 6 is a partially enlarged schematic view of the assembly of the calibration gantry and the moving support set.
Reference numbers and corresponding part names:
1-calibrating a portal frame, 11-the portal frame, 12-a cross beam, 121-a linear installation rail, 2-a centering device, 3-a radar reflector, 4-a moving support group, 41-a support frame, 411-a moving belt module, 42-a moving frame, 421-a linear moving slide rail, 5-a first servo motor, 6-a second servo motor and 7-an automobile.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the present invention. In other instances, well-known structures, circuits, materials, or methods have not been described in detail so as not to obscure the present invention.
Throughout the specification, reference to "one embodiment," "an embodiment," "one example," or "an example" means: the particular features, structures, or characteristics described in connection with the embodiment or example are included in at least one embodiment of the utility model. Thus, the appearances of the phrases "one embodiment," "an embodiment," "one example" or "an example" in various places throughout this specification are not necessarily all referring to the same embodiment or example. Furthermore, the particular features, structures, or characteristics may be combined in any suitable combination and/or sub-combination in one or more embodiments or examples. Further, those of ordinary skill in the art will appreciate that the illustrations provided herein are for illustrative purposes and are not necessarily drawn to scale. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In the description of the present invention, it is to be understood that the terms "front", "rear", "left", "right", "upper", "lower", "vertical", "horizontal", "high", "low", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the scope of the present invention.
Example 1
As shown in fig. 1, the angular millimeter wave radars are respectively and independently distributed on both sides of the vehicle head and both sides of the vehicle tail, as shown in fig. 1. The utility model relates to a calibration device of an automobile blind area monitoring radar for calibrating a vehicle angle millimeter wave radar,
as shown in fig. 2 and 3, includes: calibrating a portal frame 1, a centering device 2, a radar reflector 3 and a movable support group 4;
a group of calibration portal frames 1 are respectively arranged at the front and the back of the centering device 2, and a movable support group 4 is arranged on the calibration portal frames 1;
as shown in fig. 4, the moving support group 4 includes a supporting frame 41 and a moving frame 42, the supporting frame 41 is detachably mounted on the calibration gantry 1, and the moving frame 42 is mounted on the supporting frame 41 and moves up and down along the supporting frame 41;
at least two radar reflectors 3 are mounted on the moving frame 42 and move left and right along the moving frame 42.
The calibration portal frame 1 comprises at least two layers of rectangular portal frames 11 which are connected in an arrayed mode, the two adjacent layers of portal frames 11 are connected through a beam 12, and the interval between the two adjacent layers of portal frames 11 is at least 50 mm.
As shown in fig. 5 and 6, a linear mounting rail 121 is provided on the cross beam 12, and the support frame 41 is detachably mounted on the linear mounting rail 121.
The supporting frame 41 is a rectangular frame, the supporting frame 41 is higher than the portal frame 11, and the supporting frame 41 is narrower than the portal frame 11.
The moving belt modules 411 are arranged on two sides of the supporting frame 41, and the moving frame 42 is connected with the moving belt modules 411 on two sides of the supporting frame 41 and moves up and down along with the movement of the moving belt modules 411.
The moving frame 42 is provided with a linear moving slide rail 421, and the radar reflector 3 is mounted on the linear moving slide rail 421.
The radar reflector tracking device further comprises a first servo motor 5 and a second servo motor 6, wherein the first servo motor 5 is installed on the moving frame 42 and drives the radar reflector 3 to move along the linear moving slide rail 421, and the second servo motor 6 is installed on the supporting frame 41 and drives the moving frame 42 to move up and down along the supporting frame 41.
The calibration portal frame 1 and the movable support group 4 are made of aluminum alloy materials, and polyurethane foam wave-absorbing materials are arranged on the calibration portal frame 1 and the movable support group 4.
The wall thickness of the aluminum alloy material is at least 4 mm.
When the calibration equipment improved by the embodiment is used for calibrating the radar in the blind area of the vehicle, the whole vehicle drives into the equipment centering device 2 and stops at a corresponding position, and the centering device 2 completes vehicle centering. The first servo motor 5 acts to drive the moving frame 42 to move up and down through the up-and-down moving belt module 411, the vehicle passing position (the moving frame 42 is arranged at the top of the supporting frame 41) moves downwards to the calibration position, the second servo motor 6 acts, the 4 radar reflectors 3 (triangular cone angle reflectors) move left and right on the moving frame 42 to the set position, the communication equipment sends out calibration instructions to complete calibration of the 4 angle radars of the vehicle to be calibrated and obtain the angle deviation value of the communication equipment. The angle radar control unit stores the acquired angle value and carries out correction compensation in software. The first servo motor 5 and the second servo motor 6 respectively act, the radar reflector 3 is folded, the moving frame 42 moves upwards to return to the initial position, and the vehicle leaves the calibration station and enters the next detection station.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (9)
1. A calibration device for an automobile blind spot monitoring radar is characterized by comprising: calibrating a portal frame (1), a centering device (2), a radar reflector (3) and a movable support group (4);
a group of calibration portal frames (1) are respectively arranged at the front and the back of the centering device (2), and a movable support group (4) is arranged on the calibration portal frames (1);
the moving support group (4) comprises a supporting frame (41) and a moving frame (42), the supporting frame (41) is detachably mounted on the calibration portal frame (1), and the moving frame (42) is mounted on the supporting frame (41) and moves up and down along the supporting frame (41);
at least two radar reflectors (3) are mounted on the moving frame (42) and move left and right along the moving frame (42).
2. The calibration device of the automobile blind spot monitoring radar as claimed in claim 1, wherein the calibration gantry (1) comprises at least two layers of rectangular gantries (11) which are connected in an arrangement manner, two adjacent layers of gantries (11) are connected through a beam (12), and the interval between two adjacent layers of gantries (11) is at least 50 mm.
3. The calibration device of the vehicle blind spot monitoring radar as recited in claim 2, wherein the cross beam (12) is provided with a linear mounting rail (121), and the support frame (41) is detachably mounted on the linear mounting rail (121).
4. The calibration device of the automobile blind spot monitoring radar as claimed in claim 2, wherein the supporting frame (41) is a rectangular frame, the supporting frame (41) is higher than the portal frame (11), and the supporting frame (41) is narrower than the portal frame (11).
5. The calibration equipment of the automobile blind spot monitoring radar as claimed in claim 4, wherein the movable belt modules (411) are arranged on two sides of the supporting frame (41), and the movable frame (42) is connected with the movable belt modules (411) on two sides of the supporting frame (41) and moves up and down along with the movement of the movable belt modules (411).
6. Calibration arrangement for a vehicle blind spot monitoring radar according to claim 1, characterized in that the moving frame (42) is provided with a linear moving slide (421), and the radar reflector (3) is mounted on the linear moving slide (421).
7. The calibration device of the vehicle blind spot monitoring radar as recited in claim 1, further comprising a first servo motor (5) and a second servo motor (6), wherein the first servo motor (5) is mounted on the moving frame (42) to drive the radar reflector (3) to move along the linear moving slide rail (421), and the second servo motor (6) is mounted on the supporting frame (41) to drive the moving frame (42) to move up and down along the supporting frame (41).
8. The calibration device of the automobile blind area monitoring radar as claimed in claim 1, wherein the calibration portal frame (1) and the movable support group (4) are made of aluminum alloy materials, and polyurethane foam wave-absorbing materials are arranged on the calibration portal frame (1) and the movable support group (4).
9. The calibration device of the automobile blind spot monitoring radar as claimed in claim 8, wherein the wall thickness of the aluminum alloy material is at least 4 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120970139.4U CN216248304U (en) | 2021-05-08 | 2021-05-08 | Calibration equipment of automobile blind area monitoring radar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120970139.4U CN216248304U (en) | 2021-05-08 | 2021-05-08 | Calibration equipment of automobile blind area monitoring radar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216248304U true CN216248304U (en) | 2022-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120970139.4U Active CN216248304U (en) | 2021-05-08 | 2021-05-08 | Calibration equipment of automobile blind area monitoring radar |
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| Country | Link |
|---|---|
| CN (1) | CN216248304U (en) |
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2021
- 2021-05-08 CN CN202120970139.4U patent/CN216248304U/en active Active
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