CN217765003U - Auxiliary driving calibration system - Google Patents
Auxiliary driving calibration system Download PDFInfo
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- CN217765003U CN217765003U CN202221713556.1U CN202221713556U CN217765003U CN 217765003 U CN217765003 U CN 217765003U CN 202221713556 U CN202221713556 U CN 202221713556U CN 217765003 U CN217765003 U CN 217765003U
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Abstract
The embodiment of the utility model provides a supplementary driving calibration system, including mark target system, centering system and control system, mark target system includes first portal frame, second portal frame and the radar target of locating on first portal frame and the camera target of locating on the second portal frame of locating in a sliding way that arrange setting gradually along the X direction; the centering system and the target system are arranged along the X direction, and the centering system comprises a front wheel limiting area, a rear wheel limiting area and a centering device which is respectively arranged at the central positions of the front wheel limiting area and the rear wheel limiting area along the Y direction; the control system is electrically connected with the target system and the centering system respectively; wherein the X direction is perpendicular to the Y direction. The utility model discloses a set up mark target system, centering system and control system on demarcating the work station, realized the online ADAS work station of vehicle test line, optimized ADAS calibration system, shortened the calibration time beat, and adaptable in different car systems, the range of application is wide.
Description
Technical Field
The utility model relates to an automobile production line technical field particularly, relates to a supplementary driving calibration system.
Background
At present, the vehicle allocation amount of an Advanced Driver Assistance System (ADAS) of a vehicle is small, so that most manufacturers of automobiles use a camera or simple equipment provided by a radar manufacturer or a road test mode to calibrate the radar and the intelligent assistance function of the camera according to the actual conditions of vehicle production.
In the prior art, a simple ADAS calibration system requires an operator to have a certain basic theoretical basis of a camera and a radar, and has strict requirements on the positions of the calibrated vehicle and equipment, light rays and the surrounding environment influencing electromagnetic waves. The distance and angle of the target for calibration reference relative to the vehicle are all realized by manual surveying and measuring by operators, and the calibration success rate and the identification precision of the calibrated sensor are easily influenced. That is to say, current simple and easy ADAS calibration equipment can reduce intelligent auxiliary system's precision and reliability, and the mode of way examination needs a car driver, and the manpower configuration requirement is high, and the environmental requirement of way examination is comparatively strict simultaneously, and general whole car is difficult to satisfy and realize. Therefore, a driving assistance calibration system needs to be designed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The present description provides a driver assistance calibration system for overcoming at least one of the problems in the prior art.
According to an embodiment of the present specification, there is provided a driving assistance calibration system including:
the target system comprises a first portal frame, a second portal frame, a radar target and a camera target, wherein the first portal frame and the second portal frame are sequentially arranged along the X direction, the radar target is arranged on the first portal frame in a sliding manner, and the camera target is arranged on the second portal frame in a sliding manner;
the centering system and the target system are arranged along the X direction, and the centering system comprises a front wheel limiting area, a rear wheel limiting area and a centering device which is arranged at the central positions of the front wheel limiting area and the rear wheel limiting area along the Y direction;
a control system electrically connected to the target system and the centering system, respectively;
wherein the X direction is perpendicular to the Y direction.
Optionally, the target system further comprises a vertical target rod, a first sliding device and a second sliding device, the first end of the vertical target rod along the Z direction is slidably arranged on the cross beam of the first gantry through the first sliding device, the radar target is slidably arranged on the vertical target rod through the second sliding device,
and the Z direction is mutually perpendicular to the X direction and the Y direction in pairs.
Further optionally, the first sliding device comprises:
the first sliding rail is arranged on a first surface of a beam of the first portal frame along the Z direction;
the first sliding block is connected with a first end, close to the cross beam of the first portal frame, of the target longitudinal rod and is arranged on the first sliding rail in a sliding mode;
the first motor is fixedly arranged on the target longitudinal rod and is electrically connected with the control system;
a gear connected to a rotating shaft of the first motor;
the rack is arranged on a second surface of the beam of the first portal frame along the Z direction, and the gear is meshed with the rack;
when the first motor works, the gear is driven to rotate on the rack, and then the first sliding block is driven to slide on the first sliding rail, so that the target longitudinal rod and the radar target move along the beam of the first portal frame in the Y direction.
Further optionally, the second sliding device comprises:
the second motor is arranged at the first end of the target longitudinal rod along the Z direction and is electrically connected with the control system,
one end of the first lead screw is connected with a rotating shaft of the second motor, the other end of the first lead screw is rotatably arranged at the second end, away from the cross beam of the first portal frame, of the target longitudinal rod,
the second sliding block is sleeved on the first lead screw and is in threaded fit with the first lead screw, the radar target is fixedly connected with the second sliding block,
the radar target is fixedly connected to the first directional frame, the first directional frame is sleeved on the target longitudinal rod and connected with the second sliding block, and the second sliding block drives the radar target to slide along the Z direction on the target longitudinal rod.
Optionally, the target system further includes a target cross bar and a third sliding device, the camera target is mounted on the target cross bar, and two ends of the target cross bar along the Y direction are respectively slidably mounted on two vertical beams of the second gantry through the third sliding device.
Further optionally, the third sliding device comprises:
a third motor arranged at one end of the vertical beam of the second portal frame along the Z direction and electrically connected with the control system,
one end of the second lead screw is connected with a rotating shaft of the third motor, the other end of the second lead screw is rotatably arranged at the other end of the vertical beam of the second portal frame along the Z direction,
the third slide block is sleeved on the second lead screw and is in threaded fit with the second lead screw, the third slide block is fixedly connected with one end of the target cross rod along the Y direction,
the second orientation frame is arranged on the vertical beam of the second portal frame, and the second lead screw and the third slide block are arranged in the second orientation frame, so that the third slide block drives the target cross rod to slide on the vertical beam of the second portal frame along the Z direction,
and the Z direction is mutually perpendicular to the X direction and the Y direction in pairs.
Further optionally, the third sliding device comprises:
the two vertical beams of the second portal frame are respectively provided with a belt pulley;
the two belt pulleys are connected through the rotating shaft;
the fourth motor is arranged on one of the vertical beams of the second portal frame, a rotating shaft of the fourth motor is connected with one of the belt pulleys, and the rotating shaft drives the two belt pulleys to synchronously rotate;
each belt pulley is connected with one belt, and the other ends of the two belts are connected with the two ends of the target cross bar;
when the fourth motor works, the belt pulley connected with the rotating shaft of the fourth motor is driven to rotate, and the other belt pulley is driven to synchronously rotate through the rotating shaft, so that the target cross rod and the camera target move along the vertical beam of the second portal frame in the Z direction by utilizing the belt,
and the Z direction is mutually vertical to the X direction and the Y direction pairwise.
Optionally, the front wheel restraining area is provided with a wheel recess.
Optionally, the centering device comprises:
the centering mounting rack is respectively arranged at the central positions of the front wheel limiting area and the rear wheel limiting area along the Y direction,
the air cylinder is arranged in the centering mounting frame and is electrically connected with the control system,
the expansion push rod is arranged at least one end of the centering mounting frame in the Y direction and is connected with the air cylinder.
Optionally, the method further comprises:
the display is fixedly arranged on one vertical beam of the first portal frame and is electrically connected with the control system;
and the illuminating device is fixedly arranged on the beam of the second portal frame.
The beneficial effects of the embodiment of the specification are as follows:
the target system, the centering system and the control system are arranged on the calibration work station, so that the online ADAS work station of the vehicle test line is realized, the ADAS calibration system is optimized, the calibration time beat is shortened, the system is suitable for different vehicle systems, the application range is wide, and the driving assistance calibration system is simple in structure, easy to realize and high in precision.
Drawings
In order to more clearly illustrate the embodiments of the present disclosure or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present disclosure, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an assistant driving calibration system provided in an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram of a first sliding device portion in the driving assistance calibration system provided in the embodiment of the present disclosure;
FIG. 3 is a schematic structural diagram of a second sliding device portion in the driving assistance calibration system provided in the embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of a second gantry portion in the assistant driving calibration system provided in the embodiment of the present specification;
FIG. 5 is an enlarged view of a portion of FIG. 4;
FIG. 6 is an enlarged view of a portion of FIG. 4 without the belt;
fig. 7 is a schematic structural diagram of a front wheel limit area portion in the auxiliary driving calibration system provided in the embodiment of the present disclosure;
fig. 8 is a schematic view of vehicle attitude adjustment of the driving assistance calibration system provided in the embodiment of the present disclosure.
Detailed Description
The technical solutions in the embodiments of the present disclosure will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present disclosure, and it is obvious that the embodiments described are only some embodiments of the present disclosure, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that the terms "comprising" and "having" and any variations thereof in the examples and drawings of this specification are intended to cover non-exclusive inclusions. For example, to encompass a list of structures that are not limited to the structures listed, but may alternatively include structures not listed, or may alternatively include other elements that are inherent to such structures.
The embodiment of the specification discloses a driving assistance calibration system which is used for calibrating ADAS after a vehicle is off-line, can be compatible with different requirements of testing beat, testing flow and the like, and meets the requirements of a front work station and a rear work station of an ADAS work station. The following are detailed below.
Fig. 1 illustrates an assisted driving calibration system provided according to an embodiment of the present disclosure. As shown in fig. 1, the driving assistance calibration system mainly includes a target system 1, a centering system 2 and a control system 3, which are arranged on a test station 7, and are mainly applied to a station of a test line, and are generally designed at four-wheel positioning stations and stations near a sideslip test station of the test line, so that a vehicle can complete four-wheel positioning, and better tire consistency is ensured, and the overall accuracy of the system is improved, thereby providing a better calibration condition for the driving assistance calibration system, wherein the target system 1 is a target unit of the driving assistance calibration system and is mainly used for calibration including a camera and a radar, the centering system 2 is a centering unit of the driving assistance calibration system and is used for adjusting the posture of the vehicle on the test station 7, and further adjusting the angles of the camera and the radar installed on the vehicle relative to the target, and the control system 3 is a process control unit of the driving assistance calibration system and is combined with the target system 1 and the centering system 2, thereby realizing an online ADAS station of the vehicle line.
Specifically, as shown in fig. 1, the target system 1 is used for calibrating a camera and a radar, and the calibration is performed on two independent gantries respectively, and the independence is strong, and mutual interference between the two can not occur, and the target system mainly comprises a first gantry 11, a second gantry 12, a radar target 13 and a camera target 14, wherein the first gantry 11 and the second gantry 12 are both arranged on the test station 7 and are sequentially arranged along the X direction, the first gantry 11 is used for calibrating the radar, the radar target 13 is slidably arranged on the first gantry 11, the second gantry 12 is used for calibrating the camera, and the camera target 14 is slidably arranged on the second gantry 12.
It should be noted that the X direction described in this specification is a driving direction in which the vehicle drives from the previous station to the test station 7, and the Z direction, the Y direction, and the X direction are perpendicular to each other two by two.
In an embodiment, as shown in fig. 1, 2 and 3, the target system 1 further includes a vertical target rod 15, a first sliding device 16 and a second sliding device 17, wherein a first end 151 of the vertical target rod 15 along the Z direction is slidably disposed on the cross beam 111 of the first gantry 11 through the first sliding device 16 for achieving sliding of the vertical target rod 15 along the Y direction, and the radar target 13 is slidably disposed on the vertical target rod 15 through the second sliding device 17 for achieving sliding of the radar target 13 along the Z direction, so that through the arrangement of the first sliding device 16 and the second sliding device 17, the movement of the radar target 13 in the Y direction and the Z direction is achieved, and the radar target 13 can be moved to a designated position according to actual calibration requirements, thereby being compatible with radars of different manufacturers, and having a wide application range.
In a specific implementation process, as shown in fig. 2, the first sliding device 16 mainly includes a first sliding rail 161, a first sliding block 162, a first motor 163, a gear 164, and a rack 165, the first motor 163 is a driving component of the first sliding device 16, and is fixedly disposed on the vertical target rod 15, and the first motor 163 is electrically connected to the control system 3, so that the first motor 161 is automatically controlled by the control system 3. A first slide rail 161 is arranged on a first surface 1111 of the beam 111 of the first portal frame 11 along the Z direction, a first slider 162 is slidably arranged on the first slide rail 161, the first slider 162 is connected with a first end 151 of the target longitudinal rod 15 close to the beam 111 of the first portal frame 11, in addition, a rack 165 is arranged on a second surface 1112 of the beam 111 of the first portal frame 11 along the Z direction, correspondingly, a gear 164 engaged with the rack 165 is arranged on the rack 165, a rotating shaft of a first motor 163 is connected with the gear 164, when the first motor 163 works, the rotating shaft of the first motor 163 rotates to drive the gear 164 to rotate on the rack 165, and further drive the first slider 162 to slide on the first slide rail 161, so that the first slider 162 drives the target longitudinal rod 15 to slide on the beam 111 of the first portal frame 11 along the Y direction, thereby realizing the movement of the radar target 13 along the beam 111 of the first portal frame 11 in the Y direction.
In another specific embodiment, as shown in fig. 3, the second sliding device 17 mainly includes a second motor 171, a first lead screw 172, a second slider 173, and a first directional frame 174, the second motor 171 is used as a driving component of the second sliding device 17, the second motor 171 is disposed at a first end 151 of the vertical target rod 15 along the Z direction and is electrically connected to the control system 3, so as to automatically control the second motor 171 through the control system 3, a rotation shaft of the second motor 171 is connected to one end of the first lead screw 172, and the other end of the first lead screw 172 is rotatably mounted at a second end 152 of the vertical target rod 15 along the Z direction, that is, the end of the vertical target rod 15 away from the cross beam 111 of the first frame 11, so that the second motor 171 drives the first lead screw 172 to rotate, in detail, the rotation shaft of the second motor 171 is connected to one end of the first lead screw 172 through a second lead screw mounting bracket 175, the other end 2 of the first lead screw 172 is mounted in a second bearing 176, and the second bearing 176 is fixed on the vertical target rod 15 through a second bearing 177. The second slider 173 is sleeved on the first lead screw 172, the second slider 173 is in threaded fit with the first lead screw 172, the radar target 13 is fixedly connected with the second slider 173, the first directional frame 174 is sleeved on the target longitudinal rod 15, the first directional frame 174 is connected with the second slider 173, the radar target 13 is fixedly connected onto the first directional frame 174, the first directional frame 174 is used for limiting the rotation of the second slider 173 with the central axis of the first lead screw 172, and the second slider 173 drives the radar target 13 to slide on the target longitudinal rod 15 along the Z direction, so that the movement of the radar target 13 in the Z direction is realized.
In another embodiment, as shown in fig. 4, the target system 1 further includes a target cross bar 18 and a third sliding device 19, wherein the camera target 14 is installed on the target cross bar 18, two ends of the target cross bar 18 along the Y direction are respectively slidably disposed on two vertical beams 121 of the second gantry 12 through the third sliding device 19, the third sliding device 19 drives the target cross bar 18 and the camera target 14 thereon to slide along the Z direction of the vertical beam 121 of the second gantry 12, so that the movement of the camera target 14 in the Z direction is realized through the third sliding device 19, and the camera target 14 can be moved to a designated position according to an actual calibration requirement, so as to realize compatibility with radars of different manufacturers and expand an application range thereof.
In a specific implementation process, the third sliding device and the second sliding device have the same structural principle, the third sliding device mainly comprises a third motor, a second lead screw, a third slider and a second directional frame, the third motor is used as a driving part of the third sliding device and is arranged at one end of a vertical beam of the second portal frame along the Z direction, the third motor is electrically connected with a control system, automatic control is realized through the control system, a rotating shaft of the third motor is connected with one end of the second lead screw, the other end of the second lead screw is rotatably arranged at the other end of the vertical beam of the second portal frame along the Z direction, and therefore the third motor is used for realizing rotation of the second lead screw. The third slider is sleeved on the second lead screw and is in threaded fit with the second lead screw, the third slider is fixedly connected with one end of the target cross rod along the Y direction, a second directional frame is arranged on a vertical beam of the second portal frame, the second lead screw and the third slider are arranged in the second directional frame, the third slider is rectangular, the size of the third slider is matched with that of the second directional frame, so that the third slider is limited to rotate with the central axis of the second lead screw, the third slider drives the target cross rod to slide on the vertical beam of the second portal frame along the Z direction, and the movement of the camera target in the Z direction is realized.
In another specific implementation, as shown in fig. 4, 5 and 6, the third sliding device 19 mainly includes pulleys 191, a rotating shaft 192, a fourth motor 193 and a belt 194, one pulley 191 is respectively disposed on two vertical beams 121 of the second gantry 12, and the rotating shaft 192 is connected between the two pulleys 191 to ensure synchronous rotation of the two pulleys 191, the fourth motor 193 is used as a driving device of the third sliding device 19 and is disposed on one of the vertical beams 121 of the second gantry 12, and a rotating shaft of the fourth motor 193 is connected to one of the pulleys 191 (the pulley 191 and the fourth motor 193 are disposed on the same vertical beam 121), the two pulleys 191 are driven to rotate synchronously by the rotating shaft 192, each pulley 191 is connected to one belt 194, and the other ends of the two belts 194 are connected to both ends of the cross bar 18, when the fourth motor is operated, the rotating shaft of the fourth motor 193 rotates to drive the pulley 191 connected to rotate and drive the other pulley 191 to rotate synchronously by the rotating shaft 192, and the rotation of the pulley 191 realizes the telescopic movement of the belt 19, thereby realizing the movement of the target head 18 and the target head 121 along the direction Z of the target frame 12.
In the embodiment of the present specification, the first slide device 16, the second slide device 17, and the third slide device 19 have a simple structure, high movement accuracy, low cost, and easy implementation.
The centering system 2 is a vehicle attitude adjusting mechanism of the driving assistance calibration system, and is used for adjusting the attitude of a vehicle on a test work station 7 so as to adjust the angles of a camera and a radar which are installed on the vehicle relative to a target, and can be adjusted according to the preset angle of the work station to meet the requirement of ADAS calibration. Specifically, as shown in fig. 1, the centering system 2 and the target system 1 are arranged in an X direction, the centering system 2 includes a front wheel limit area 21, a rear wheel limit area 22, and a centering device 23 respectively disposed at the center positions of the front wheel limit area 21 and the rear wheel limit area 22 along a Y direction, during the operation, the front wheel of the vehicle travels to the front wheel limit area 21, the rear wheel is disposed at the rear wheel limit area 22, and the centering device 23 pushes the wheel on one side of the vehicle, so that the entire vehicle modifies the angle of the vehicle body until the wheels on the two sides of the vehicle are bilaterally symmetric with respect to the central axis of the testing station 7, so that the vehicle meets the ADAS calibration requirement, for example, as shown in fig. 8, the vehicle is pushed to rotate by an angle α, and the vehicle is modified from the position of a dotted line a to the position of a solid line b.
In a specific embodiment, as shown in fig. 7, the centering device 23 mainly includes a centering frame 231, an air cylinder 232 and an expanding push rod 233, and in detail, one centering frame 231 is respectively disposed at the center positions of the front wheel limiting region 21 and the rear wheel limiting region 22 along the Y direction, so as to correct the positions of the front wheel and the rear wheel at the same time, in this embodiment, the power source of the centering device 23 is the air cylinder 232, the air cylinder 232 is mounted in the centering frame 231 and electrically connected to the control system 3, the centering device 23 is automatically controlled by the control system 3, the expanding push rod 233 connected to the air cylinder 232 is disposed at least one end of the centering frame 231 along the Y direction, and the wheels are pushed by the expanding push rod 233, which has few components, simple structure and easy implementation, further, the front wheel limiting region 21 is provided with a wheel recess 211, the wheels of the vehicle are positioned by the wheel recess 211, and rollers may be further disposed on the front wheel limiting region 21 and the rear wheel limiting region 22, so that the tires can slide on the rollers to correct the relative angle of the vehicle.
In the embodiment of the specification, the driving assistance calibration system corrects the angle and the distance between the vehicle and the target through the centering system 2 and the target system 1, and defines the relative distance between the vehicle and the target through defining the position of the vehicle on the test station 7, namely the distance between a camera and a radar which are installed on the vehicle and the target, and simultaneously defines the angle of the vehicle through the centering system 2.
The control system 3 is electrically connected to the target system 1 and the centering system 2, respectively, as a control unit of the overall system. In an embodiment, the control system 3 may include an upper computer PC (Program computer) system 31 and a lower computer PLC (Programmable Logic Controller) system 32, where the upper computer PC system 31 is used for interaction of human-computer information, and the lower computer PLC system 32 is used for controlling the motion flow of the target system 1 and the centering system 2. In the operation process, a control instruction and a test flow CAN be preset in the upper computer PC system 31, the upper computer PC system 31 issues to the lower computer PLC system 32 according to the test flow, the target system 1 and the centering system 2 are controlled to act through the lower computer PLC system 32, then parameters of a camera and a radar to be calibrated are written in through the CAN bus, after calibration is completed, the target system 1 and the centering system 2 return according to the test flow, and then a vehicle exits from the test work station 7.
In addition, the driving assistance calibration system further comprises a display 5 and an illuminating device 6, wherein the display 5 is fixedly arranged on one of the vertical beams 112 of the first portal frame 11, the display 5 is electrically connected with the control system 3 and used for displaying a test process and a test progress, and the illuminating device 6 is fixedly arranged on the cross beam 122 of the second portal frame 12 and used for supplementing light to the camera target 14.
To sum up, the specification discloses a driving assistance calibration system, which realizes an online ADAS station of a vehicle test line by arranging a target system, a centering system and a control system on a calibration station, optimizes the ADAS calibration system, shortens the calibration time beat, is applicable to different vehicle systems, and has a wide application range.
Those of ordinary skill in the art will understand that: the drawings are merely schematic representations of one embodiment, and the elements shown in the drawings are not necessarily required to practice the invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.
In addition, in the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the technical solution of the present invention, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: those skilled in the art can still modify or easily conceive of changes in the technical solutions described in the foregoing embodiments or make equivalent substitutions for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A driving assistance calibration system, comprising:
the target system comprises a first portal frame, a second portal frame, a radar target and a camera target, wherein the first portal frame and the second portal frame are sequentially arranged along the X direction, the radar target is arranged on the first portal frame in a sliding manner, and the camera target is arranged on the second portal frame in a sliding manner;
the centering system and the target system are arranged along the X direction, and the centering system comprises a front wheel limiting area, a rear wheel limiting area and a centering device which is arranged at the central positions of the front wheel limiting area and the rear wheel limiting area along the Y direction;
a control system electrically connected to the target system and the centering system, respectively;
wherein the X direction is perpendicular to the Y direction.
2. The driving assistance calibration system according to claim 1, wherein the target system further comprises a vertical target bar, a first sliding device and a second sliding device, a first end of the vertical target bar along the Z direction is slidably disposed on the cross beam of the first portal frame through the first sliding device, the radar target is slidably disposed on the vertical target bar through the second sliding device,
and the Z direction is mutually vertical to the X direction and the Y direction pairwise.
3. The driver assistance calibration system according to claim 2, wherein the first sliding means includes:
the first sliding rail is arranged on a first surface of a beam of the first portal frame along the Z direction;
the first sliding block is connected with a first end, close to the cross beam of the first portal frame, of the target longitudinal rod and is arranged on the first sliding rail in a sliding mode;
the first motor is fixedly arranged on the vertical target rod and is electrically connected with the control system;
a gear connected to a rotating shaft of the first motor;
the rack is arranged on a second surface of the beam of the first portal frame along the Z direction, and the gear is meshed with the rack;
when the first motor works, the gear is driven to rotate on the rack, and then the first sliding block is driven to slide on the first sliding rail, so that the target longitudinal rod and the radar target move along the beam of the first portal frame in the Y direction.
4. The driving assistance calibration system according to claim 2, wherein the second sliding means includes:
the second motor is arranged at the first end of the target longitudinal rod along the Z direction and is electrically connected with the control system,
one end of the first lead screw is connected with a rotating shaft of the second motor, the other end of the first lead screw is rotatably arranged at the second end of the target longitudinal rod, which is far away from the beam of the first portal frame,
the second sliding block is sleeved on the first lead screw and is in threaded fit with the first lead screw, the radar target is fixedly connected with the second sliding block,
the radar target is fixedly connected to the first directional frame, the first directional frame is sleeved on the target longitudinal rod and connected with the second sliding block, and the second sliding block drives the radar target to slide along the Z direction on the target longitudinal rod.
5. The assistant driving calibration system as claimed in claim 1, wherein the target system further comprises a target cross bar and a third sliding device, the camera target is mounted on the target cross bar, and two ends of the target cross bar along the Y direction are respectively slidably mounted on two vertical beams of the second portal frame through the third sliding device.
6. The driver assistance calibration system according to claim 5, wherein the third sliding means comprises:
a third motor arranged at one end of the vertical beam of the second portal frame along the Z direction and electrically connected with the control system,
one end of the second lead screw is connected with a rotating shaft of the third motor, the other end of the second lead screw is rotatably arranged at the other end of the vertical beam of the second portal frame along the Z direction,
a third slide block, wherein the third slide block is sleeved on the second lead screw and is in threaded fit with the second lead screw, the third slide block is fixedly connected with one end of the target cross rod along the Y direction,
the second directional frame is arranged on the vertical beam of the second portal frame, and the second lead screw and the third slide block are arranged in the second directional frame, so that the third slide block drives the target cross rod to slide on the vertical beam of the second portal frame along the Z direction,
and the Z direction is mutually perpendicular to the X direction and the Y direction in pairs.
7. The driver assistance calibration system according to claim 5, wherein the third sliding means includes:
the two vertical beams of the second portal frame are respectively provided with a belt pulley;
the two belt pulleys are connected through the rotating shaft;
the fourth motor is arranged on one of the vertical beams of the second portal frame, a rotating shaft of the fourth motor is connected with one of the belt pulleys, and the rotating shaft drives the two belt pulleys to synchronously rotate;
each belt pulley is connected with one belt, and the other ends of the two belts are connected with the two ends of the target cross bar;
when the fourth motor works, the belt pulley connected with the rotating shaft of the fourth motor is driven to rotate, and the other belt pulley is driven to synchronously rotate through the rotating shaft, so that the target cross rod and the camera target move along the vertical beam of the second portal frame in the Z direction by utilizing the belt,
and the Z direction is mutually vertical to the X direction and the Y direction pairwise.
8. The driver assistance calibration system of claim 1, wherein the front wheel restraining area is provided with a wheel recess.
9. The driver assistance calibration system according to claim 1, wherein the centering means comprises:
the centering mounting rack is respectively arranged at the central positions of the front wheel limiting area and the rear wheel limiting area along the Y direction,
the air cylinder is arranged in the centering mounting frame and is electrically connected with the control system,
the expansion push rod is arranged at least one end of the centering mounting frame in the Y direction and is connected with the air cylinder.
10. The driving assistance calibration system according to claim 1, further comprising:
the display is fixedly arranged on one of the vertical beams of the first portal frame and is electrically connected with the control system;
and the illuminating device is fixedly arranged on the beam of the second portal frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221713556.1U CN217765003U (en) | 2022-07-05 | 2022-07-05 | Auxiliary driving calibration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221713556.1U CN217765003U (en) | 2022-07-05 | 2022-07-05 | Auxiliary driving calibration system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116698447A (en) * | 2023-08-04 | 2023-09-05 | 安徽中科星驰自动驾驶技术有限公司 | Calibration device of double-target type automatic driving auxiliary system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116698447A (en) * | 2023-08-04 | 2023-09-05 | 安徽中科星驰自动驾驶技术有限公司 | Calibration device of double-target type automatic driving auxiliary system |
| CN116698447B (en) * | 2023-08-04 | 2023-10-20 | 安徽中科星驰自动驾驶技术有限公司 | Calibration device of double-target type automatic driving auxiliary system |
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