CN212748318U

CN212748318U - LDW and ACC calibration device

Info

Publication number: CN212748318U
Application number: CN202021544231.6U
Authority: CN
Inventors: 邓武义; 李双祥
Original assignee: Shenzhen Tiansheng Delong Technology Co ltd
Current assignee: Shenzhen Tiansheng Delong Technology Co ltd
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-03-19
Anticipated expiration: 2030-07-30

Abstract

The utility model provides a LDW and ACC calibration device, include: a vehicle body straightening device; the ACC calibration device comprises a first support, an ACC calibration plate and an installation frame, wherein a first guide rail mechanism is arranged on the first support, the installation frame is installed on the first guide rail mechanism, a first driving device is further arranged on the first support, a second guide rail mechanism, a connecting frame and a second driving device are arranged on the installation frame, the ACC calibration plate is rotatably connected with the connecting frame, and a third driving device is arranged on the connecting frame; the LDW calibration device comprises a second support, an LDW calibration plate and a lifting frame, wherein a third guide rail mechanism is arranged on the second support, the lifting frame is slidably connected with the third guide rail mechanism, a fourth driving device is arranged on the second support, and the LDW calibration plate is arranged on the lifting frame. The LDW and ACC calibration device can detect and calibrate the LDW module of the automobile and can detect and calibrate the ACC module of the automobile, so that the application range of the device is enlarged, and the device has wider application prospect.

Description

LDW and ACC calibration device

Technical Field

The utility model relates to an automobile production detects technical field, and more specifically says, relates to a LDW and ACC calibration device.

Background

With the development of the automobile industry, technologies such as unmanned driving and automatic driving are becoming mature day by day. An Advanced Driving Assistance System (ADAS) is an advanced Driving assistance System, and the most important function of the ADAS System is a Lane Departure Warning System (LDWS) which judges the behavior of a vehicle departing from a Lane and reminds the driver in time according to the relationship between the front road environment and the position of the vehicle, thereby preventing the occurrence of Lane Departure accidents caused by negligence of the driver. In addition, Adaptive Cruise Control (ACC) is also important, and is an automobile function that adjusts the speed of a vehicle to adapt to traffic conditions. Some LDW and ACC calibration detection devices are available in the current market, are generally used for after-sales maintenance service, are too simple in structure and single in function, and are separately operated in LDW calibration detection and ACC calibration detection, so that the detection efficiency is low. Therefore, it is an urgent technical problem to be solved by those skilled in the art to provide an LDW and ACC calibration device with diversified functions and high detection efficiency.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a can detect the LDW and the ACC calibration device that the function diversification that marks also can detect the ACC of car to the LDW of car calibration.

In order to solve the above problem, the utility model provides a LDW and ACC calibration device, include: the vehicle body straightening device is used for supporting and straightening the vehicle body of the automobile to be detected; the ACC calibration device comprises a first support, an ACC calibration plate and an installation frame, wherein a first guide rail mechanism extending along the horizontal direction of the first support is arranged on the first support, the installation frame is slidably installed on the first guide rail mechanism, a first driving device for driving the installation frame to displace is further arranged on the first support, a second guide rail mechanism extending along the vertical direction, a connecting frame slidably installed on the second guide rail mechanism and a second driving device for driving the connecting frame to displace are arranged on the installation frame, the ACC calibration plate is rotatably connected with the connecting frame through a horizontally arranged rotating shaft, and a third driving device for driving the ACC calibration plate to rotate is arranged on the connecting frame; the LDW calibration device comprises a second support, an LDW calibration plate and a lifting frame, wherein a third guide rail mechanism extending along the vertical direction is arranged on the second support, the lifting frame is slidably connected with the third guide rail mechanism, a fourth driving device used for driving the lifting frame to lift is arranged on the second support, the LDW calibration plate is installed on the lifting frame, the LDW calibration device and the ACC calibration device are both opposite to the automobile body straightening device, and the LDW calibration device is located on one side, far away from the automobile body straightening device, of the ACC calibration device.

Preferably, the first support includes two parallel arrangement's first stand and both ends respectively with two the first crossbeam that first stand is connected, first guide rail mechanism set up in on the first crossbeam, the second support include two parallel arrangement's second stand and both ends respectively with two the second crossbeam that the second stand is connected, third guide rail mechanism set up in two on the second stand.

Preferably, the vehicle body straightening device comprises a support frame, a front wheel pushing device and a rear wheel pushing device, the support frame is provided with two front wheel sliding mechanisms and two rear wheel sliding mechanisms, the two front wheel sliding mechanisms are both of a V-shaped structure, the front wheel pushing device is arranged between the two front wheel sliding mechanisms, the front wheel pushing device comprises two first cylinders and two front wheel push plates, piston rods of the two first cylinders respectively face the two front wheel sliding mechanisms, the two front wheel push plates are both in sliding connection with the support frame, the piston rods of the two first cylinders are in one-to-one correspondence with and connected with the two front wheel push plates, the rear wheel pushing device is arranged between the two rear wheel sliding mechanisms, the rear wheel pushing device comprises two second cylinders and two rear wheel push plates, and the piston rods of the two first cylinders are respectively connected with the rear wheel sliding mechanisms, two the rear wheel push pedal all with support frame sliding connection, two the piston rod of second cylinder with two rear wheel push pedals one-to-one and connection.

Preferably, each of the front wheel sliding mechanisms includes two front wheel roller sets distributed in a V-shaped structure, each of the rear wheel sliding mechanisms includes a plurality of rear wheel roller sets, and each of the front wheel roller sets and each of the rear wheel roller sets includes a plurality of rotatable rollers for laterally moving the vehicle body.

Preferably, still including the wheel eyebrow detection device who is used for detecting the car wheel eyebrow, wheel eyebrow detection device's quantity is four, four wheel eyebrow detection device is used for detecting four wheel eyebrows of car respectively, each wheel eyebrow detection device includes adjustment frame, revolving cylinder, swing arm, camera and light source, revolving cylinder install in the adjustment frame, the swing arm install in revolving cylinder is last, revolving cylinder is used for driving the swing arm rotates, the camera with the light source all set up in the swing arm.

Preferably, the swing arm device further comprises a frame structure, the frame structure is mounted on the rotary cylinder, the swing arm slidably penetrates through the frame structure, the rotary cylinder drives the swing arm to rotate through the frame structure, a T-shaped groove extending along the swing arm is formed in the swing arm, a slidable nut is arranged in the T-shaped groove, a through hole for a screw to pass through is formed in the frame structure and in a position corresponding to the T-shaped groove, and the screw penetrates through the through hole and is screwed with the nut.

Preferably, the lifting device further comprises a balancing weight, a connecting rope and a guide wheel, the lifting frame and the balancing weight are distributed on two sides of the second support, one end of the connecting rope is connected with the lifting frame, and the other end of the connecting rope penetrates through the rotatable guide wheel arranged on the second support to be connected with the balancing weight.

Preferably, the first driving device includes a first lead screw, a first nut in threaded fit with the first lead screw, and a first motor in transmission connection with the first lead screw, the first motor is disposed on the first support, an extending direction of the first lead screw is parallel to an extending direction of the first guide rail mechanism, and the first nut is connected with the mounting bracket.

Preferably, the second driving device comprises a second lead screw, a second nut in threaded fit with the second lead screw, and a second motor in transmission connection with the second lead screw, the second motor is arranged on the mounting frame, the second lead screw is vertically arranged, and the second nut is connected with the connecting frame.

Preferably, the third driving device comprises a third motor, a crank and a connecting rod, one end of the crank is sleeved on an output shaft of the third motor, the other end of the crank is hinged with the first end of the connecting rod, and the second end of the connecting rod is hinged with the ACC calibration plate.

The utility model provides an among the technical scheme, a LDW and ACC calibration device, include: the vehicle body straightening device is used for supporting and straightening the vehicle body of the automobile to be detected; the ACC calibration device comprises a first support, an ACC calibration plate and an installation frame, wherein a first guide rail mechanism extending along the horizontal direction of the first support is arranged on the first support, the installation frame is slidably installed on the first guide rail mechanism, a first driving device for driving the installation frame to displace is further arranged on the first support, a second guide rail mechanism extending along the vertical direction, a connecting frame slidably installed on the second guide rail mechanism and a second driving device for driving the connecting frame to displace are arranged on the installation frame, the ACC calibration plate is rotatably connected with the connecting frame through a rotating shaft horizontally arranged, and a third driving device for driving the ACC calibration plate to rotate is arranged on the connecting frame; LDW calibration device, it includes the second support, LDW calibration board and plays to rise the frame, be equipped with the third guide rail mechanism that extends along vertical direction on the second support, it is connected with third guide rail mechanism slidable to play to rise the frame, be equipped with the fourth drive arrangement who is used for driving to play to rise the frame and goes up and down on the second support, LDW calibration board is installed on playing to rise the frame, LDW calibration device and ACC calibration device all with the automobile body alignment ware relative, and LDW calibration device is located ACC calibration device's the one side of keeping away from the automobile body alignment ware.

When the automobile body straightening device is used, an automobile to be detected and calibrated runs onto the automobile body straightening device, the automobile body is straightened through the automobile body straightening device, and the center line of the automobile body is made to coincide with the center line of the automobile body straightening device. Then, firstly, the horizontal position, the height position and the space angle of the ACC calibration plate are respectively adjusted through the first driving device, the second driving device and the third driving device, so that the ACC calibration plate is in the correct position and posture, and then the ACC of the automobile is calibrated and detected. After the automobile ACC module calibration detection is finished, the ACC calibration plate is moved to the initial position, and the LDW calibration plate is prevented from being blocked. Adjusting the LDW to a proper height position through a fourth driving device, then calibrating and detecting the LDW module of the automobile, and returning the LDW calibration plate to the initial position after the calibration is finished so as to wait for the next detection and calibration.

So set up, LDW and ACC calibration device can enough detect the demarcation to the LDW module of car, can detect the demarcation to the ACC module of car again, have increased its application scope, make it have more extensive application prospect. In addition, through adjusting corresponding drive arrangement, can adjust LDW calibration board and ACC calibration board spatial position and angle, make it can detect the demarcation to different motorcycle types, increase its application scope.

Drawings

In order to more clearly illustrate the embodiments of the present invention 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 invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an LDW and ACC calibration apparatus in an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of an ACC calibration device of the LDW and ACC calibration devices in FIG. 1;

FIG. 3 is a schematic structural diagram of an LDW calibration device of the LDW and ACC calibration devices in FIG. 1;

FIG. 4 is a schematic structural diagram of a connecting frame of the ACC calibration device in FIG. 2;

FIG. 5 is a schematic structural diagram of a vehicle body corrector of the LDW and ACC calibration device in FIG. 1;

fig. 6 is a schematic structural diagram of a wheel arch detection device according to an embodiment of the present invention.

In fig. 1-6:

1. a first bracket; 2. an ACC calibration plate; 3. a mounting frame; 4. a connecting frame; 5. a rotating shaft; 6. a second bracket; 7. LDW calibration plate; 8. a hoisting frame; 9. a support frame; 10. a first cylinder; 11. a front wheel push plate; 12. a second cylinder; 13. a rear wheel push plate; 14. a front wheel roller set; 15. a rear wheel roller set; 16. an adjusting frame; 17. a rotating cylinder; 18. swinging arms; 19. a camera; 20. a light source; 21. a frame structure; 22. a T-shaped groove; 23. a balancing weight; 24. connecting ropes; 25. a first lead screw; 26. a first motor; 27. a second motor; 28. a third motor; 29. a crank; 30. a fourth motor; 31. and a fourth lead screw.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and 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.

Hereinafter, embodiments will be described in detail with reference to the accompanying drawings. The embodiments described below do not limit the scope of the invention described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the invention described in the claims.

Referring to fig. 1-6, an embodiment of the present invention provides an LDW and ACC calibration apparatus, including a vehicle body corrector, an ACC calibration apparatus and an LDW calibration apparatus. The automobile body straightening device is used for supporting and straightening the automobile body to be detected. The ACC calibration device comprises a first support 1, an ACC calibration plate 2 and an installation frame 3. The support is provided with a first guide rail mechanism extending along the horizontal direction of the support, and the mounting frame 3 is slidably mounted on the first guide rail mechanism. For example, the first rail mechanism includes a rail provided on the first bracket 1 and a slider provided on the mount 3 and slidably engaged with the rail. The first support 1 is further provided with a first driving device for driving the mounting frame 3 to move along the first guide rail mechanism. Referring to fig. 4, the mounting bracket 3 is provided with a second rail mechanism extending in a vertical direction, a connecting bracket 4 slidably mounted on the second rail mechanism, and a second driving device for driving the connecting bracket 4 to displace along the second rail mechanism. The arrangement form of the second guide rail mechanism can refer to the arrangement form of the first guide rail mechanism, and is not described in detail. The ACC calibration plate 2 is rotatably connected with the connecting frame 4 through a rotating shaft 5 which is horizontally arranged, and a third driving device for driving the ACC calibration plate 2 to rotate around the rotating shaft 5 is arranged on the connecting frame 4.

Referring to fig. 3, the LDW calibration device includes a second support 6, a LDW calibration plate 7 and a lifting frame 8. And a third guide rail mechanism extending along the vertical direction is arranged on the second support 6, and the lifting frame 8 is connected with the third guide rail mechanism in a sliding manner. And a fourth driving device for driving the lifting frame 8 to lift is further arranged on the second support 6. The LDW calibration plate 7 is installed on a lifting frame 8. Referring to fig. 1, the LDW calibration device and the ACC calibration device are both opposite to the vehicle body aligner, and the LDW calibration device is located on one side of the ACC calibration device away from the vehicle body aligner.

So set up, LDW and ACC calibration device can enough detect the demarcation to the LDW module of car, can detect the demarcation to the ACC module of car again, have increased its application scope, make it have more extensive application prospect. In addition, through adjusting corresponding drive arrangement, can adjust LDW calibration plate 7 and 2 spatial position and angles of ACC calibration plate, make it can detect the calibration to different motorcycle types, increase its application scope. It should be noted that, the principle of ACC calibration and the principle of LDW calibration both belong to the prior art that can be known by those skilled in the art, for example, ACC calibration includes additional emission laser setting, and the principle of ACC calibration is not changed in this application, so the details about the principle of ACC calibration and the principle of LDW calibration are not repeated.

Referring to fig. 2 and 3, in some embodiments, the first bracket 1 includes two first vertical columns arranged in parallel and a first cross beam connected to the two first vertical columns at two ends, respectively, and the first rail mechanism is disposed on the first cross beam. The second support 6 comprises two second upright columns arranged in parallel and a second cross beam, two ends of the second cross beam are respectively connected with the two second upright columns, the third guide rail mechanism is arranged on the two second upright columns, for example, the third guide rail mechanism comprises two guide rails, the two guide rails are respectively arranged on the two second upright columns, and two ends of the lifting frame are respectively in sliding fit with the two guide rails through sliding blocks. First support 1 and second support 6 are gantry structure to connect through the spliced pole between first support 1 and the second support 6, so can increase the holistic rigidity of first support 1 and second support 6, make during ACC calibration board 2 and the motion adjustment of LDW calibration board 7 more steady.

Referring to fig. 1 and 5, in some embodiments, the vehicle body straightening device comprises a support frame 9, a front wheel pushing device and a rear wheel pushing device. Two front wheel sliding mechanisms and two rear wheel sliding mechanisms are arranged on the supporting frame 9. Referring to fig. 5, each front wheel slide mechanism optionally includes two front wheel roller sets 14 distributed in a V-shaped configuration. According to the arrangement, after the two front wheels of the automobile respectively enter the front wheel sliding mechanism, the front wheel sliding mechanism with the V-shaped structure can respectively position the two front wheels of the automobile. Each rear wheel slide mechanism includes a plurality of rear wheel roller groups 15. For example, as shown in fig. 5, each rear wheel slide mechanism includes three rear wheel roller sets distributed along the length direction of the vehicle body, so that the vehicle body straightener can be applied to vehicles of different lengths. Each of the front wheel roller set 14 and each of the rear wheel roller set 15 includes a plurality of rotatable rollers for laterally shifting the vehicle body.

The front wheel pushing device is arranged between the two front wheel sliding mechanisms. The front wheel pushing device comprises two first air cylinders 10 and two front wheel push plates 11, and piston rods of the two first air cylinders 10 face the two front wheel sliding mechanisms respectively. Two front wheel push plates 11 all with support frame 9 sliding connection, for example, front wheel push plate 11 can be through the guide pillar to and set up on support frame 9 with this guide pillar sliding fit's guide holder and support frame 9 sliding connection. The piston rods of the two first cylinders 10 correspond to and are connected with the two front wheel push plates 11 one by one so as to respectively drive the two front wheel push plates 11 to be pushed out towards the two sides of the vehicle body. The rear wheel pushing device is arranged between the two rear wheel sliding mechanisms and comprises two second air cylinders 12 and two rear wheel push plates 13, and piston rods of the two first air cylinders 10 are respectively connected with the rear wheel sliding mechanisms in an oriented mode. The two rear wheel push plates 13 are both connected with the support frame 9 in a sliding manner, and the rear wheel push plates 13 can be connected with the support frame 9 in a sliding manner in the same manner as the front wheel push plates 11. The piston rods of the two second cylinders 12 correspond to and are connected with the two rear wheel push plates 13 one by one so as to drive the two rear wheel push plates 13 to be pushed out towards the two sides of the vehicle body. When the automobile body straightening device is used, an automobile runs on the supporting frame 9, two front wheels of the automobile respectively enter the front wheel sliding mechanisms to limit the automobile, then the two first air cylinders 10 and the two second air cylinders 12 are simultaneously pushed outwards, the front wheel push plate 11 and the rear wheel push plate 13 simultaneously act on the automobile tire, the automobile body can be straightened, and the center line of the automobile body is coincided with the center line of the automobile body straightening device.

Referring to fig. 1, in some embodiments, the LDW and ACC calibration devices further include a wheel arch detection device for detecting wheel arches of automobiles. The number of the wheel arch detection devices is four, and the four wheel arch detection devices are respectively used for detecting four wheel arches of the automobile. Each wheel arch detection device includes an adjustment frame 16, a rotary cylinder 17, a swing arm 18, a camera 19, and a light source 20. The rotary cylinder 17 is mounted on the adjusting bracket 16, and the four adjusting brackets 16 correspond to four wheel arches of the automobile respectively. Swing arm 18 is installed on revolving cylinder 17, and revolving cylinder 17 is used for driving swing arm 18 and rotates, and camera 19 and light source 20 all set up on swing arm 18. Before stopping the automobile into the automobile body straightening device, the rotating cylinder 17 drives the swing arm 18 to rotate towards one side so as to avoid the automobile body and facilitate the automobile to enter the automobile body straightening device, and after the automobile is in place, the rotating cylinder 17 drives one end, provided with the camera 19, of the swing arm 18 to turn to be opposite to the automobile wheel arch, so that the camera 19 can shoot and compare the wheel arch. The light source 20 can polish the camera 19, so that the camera 19 can shoot more clearly.

Referring to fig. 6, the LDW and ACC calibration devices in some embodiments further include a frame structure 21. The frame structure 21 is installed on the rotary cylinder 17, the swing arm 18 slidably passes through the frame structure 21, and the rotary cylinder 17 drives the swing arm 18 to rotate through the frame structure 21. The swing arm 18 is provided with a T-shaped groove 22 extending along the axial direction of the swing arm 18, a slidable nut is arranged in the T-shaped groove 22, a through hole for a screw to pass through is formed in the frame structure 21 at a position corresponding to the T-shaped groove 22, and the screw passes through the through hole and is screwed with the nut so as to fix the swing arm 18 and the frame structure 21. With such an arrangement, the length of the swing arm 18 extending along the frame structure 21 can be easily and conveniently adjusted, so that the vehicle width can be conveniently adjusted according to different vehicle types.

Referring to fig. 2, in some embodiments, the first driving device includes a first lead screw 25, a first nut threadedly engaged with the first lead screw, and a first motor 26 drivingly connected to the first lead screw 25. For example, the first motor 26 may be drivingly connected to the first lead screw 25 with a coupling. The first motor 26 is disposed on the first bracket 1, the extending direction of the first lead screw 25 is parallel to the extending direction of the first guide rail mechanism, and the first nut is connected with the mounting bracket 3. The first motor 26 can drive the first nut to drive the mounting frame 3 to displace by driving the first lead screw 25 to rotate.

Referring to fig. 4, in some embodiments, the second driving device includes a second lead screw, a second nut threadedly engaged with the second lead screw, and a second motor 27 drivingly connected to the second lead screw. Likewise, the second motor 27 may be drivingly connected to the second spindle by a coupling. The second motor 27 is arranged on the mounting frame 3, the second lead screw is vertically arranged, and the second nut is connected with the connecting frame 4. When the second motor 27 rotates, the second lead screw is driven to rotate, and the second lead screw and the second nut move relatively, so that the second nut drives the mounting frame 3 to displace along the second guide rail mechanism.

Referring to fig. 4, in some embodiments, the third drive means includes a third motor 28, a crank 29, and a connecting rod. One end of the crank 29 is sleeved on the output shaft of the third motor 28, for example, the crank can be sleeved on the output shaft of the third motor 28 through a key connection mode, the other end of the crank is hinged with the first end of the connecting rod, and the second end of the connecting rod is hinged with the ACC calibration plate 2. When the third motor 28 rotates, the crank 29 and the connecting rod drive the ACC scaling plate 2 to swing around the rotating shaft 5, so that the angle of the ACC scaling plate 2 can be adjusted.

Referring to fig. 3, in some embodiments, the LDW and ACC calibration devices further include a weight 23, a connecting rope 24 and a guide wheel. The lifting frame and the balancing weight 23 are distributed on two sides of the second support 6, one end of the connecting rope 24 is connected with the lifting frame, and the other end of the connecting rope penetrates through a rotatable guide wheel arranged on the second support 6 to be connected with the balancing weight 23. So set up, set up balancing weight 23 and can offset the gravity that rises to rise the frame, fourth drive arrangement is more swift when the drive rises to rise the frame and goes up and down and is just laborsaving.

Optionally, the fourth driving device includes a fourth motor 30, a fourth lead screw 31 and a fourth nut, the fourth motor 30 is connected to the fourth lead screw 31 through a coupler, the fourth lead screw 31 is identical to the third guide rail mechanism in extension direction, the fourth nut is in threaded fit with the fourth lead screw 31, the fourth nut is fixed on the lifting frame, when the fourth motor 30 rotates, the fourth lead screw 31 is driven to rotate, and the relative movement between the fourth lead screw 31 and the fourth nut can drive the lifting frame to move.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An LDW and ACC calibration device, comprising:

the vehicle body straightening device is used for supporting and straightening the vehicle body of the automobile to be detected;

an ACC calibration device comprises a first bracket (1), an ACC calibration plate (2) and a mounting frame (3), the first bracket (1) is provided with a first guide rail mechanism extending along the horizontal direction of the first bracket, the mounting rack (3) is slidably mounted on the first guide rail mechanism, the first bracket (1) is also provided with a first driving device for driving the mounting bracket (3) to displace, the mounting rack (3) is provided with a second guide rail mechanism extending along the vertical direction, a connecting rack (4) slidably mounted on the second guide rail mechanism and a second driving device for driving the connecting rack (4) to displace, the ACC calibration plate (2) is rotatably connected with the connecting frame (4) through a rotating shaft (5) which is horizontally arranged, a third driving device for driving the ACC calibration plate (2) to rotate is arranged on the connecting frame (4);

LDW calibration device, it includes second support (6), LDW calibration board (7) and plays to rise frame (8), be equipped with on second support (6) along the third guide rail mechanism of vertical direction extension, play to rise frame (8) with third guide rail mechanism slidable ground is connected, be equipped with on second support (6) and be used for the drive play to rise the fourth drive arrangement that frame (8) go up and down, LDW calibration board (7) install in play to rise on frame (8), LDW calibration device with ACC calibration device all with the automobile body is ajusted the ware relatively, just LDW calibration device is located keeping away from of ACC calibration device one side of automobile body alignment ware.

2. The LDW and ACC calibration device according to claim 1, wherein the first bracket (1) comprises two first parallel-arranged columns and a first beam having two ends connected to the two first columns, the first rail mechanism is disposed on the first beam, the second bracket (6) comprises two second parallel-arranged columns and a second beam having two ends connected to the two second columns, and the third rail mechanism is disposed on the two second columns.

3. The LDW and ACC calibration device according to claim 1, wherein the vehicle body straightener comprises a support frame (9), a front wheel pushing device and a rear wheel pushing device, the support frame (9) is provided with two front wheel sliding mechanisms and two rear wheel sliding mechanisms, both the two front wheel sliding mechanisms are V-shaped structures, the front wheel pushing device is arranged between the two front wheel sliding mechanisms, the front wheel pushing device comprises two first cylinders (10) and two front wheel push plates (11), piston rods of the two first cylinders (10) respectively face the two front wheel sliding mechanisms, both the two front wheel push plates (11) are slidably connected with the support frame (9), the piston rods of the two first cylinders (10) are in one-to-one correspondence and connected with the two front wheel push plates (11), the rear wheel pushing device is arranged between the two rear wheel sliding mechanisms, the rear wheel pushing device comprises two second cylinders (12) and two rear wheel push plates (13), wherein piston rods of the first cylinders (10) are connected towards the rear wheel sliding mechanism, the rear wheel push plates (13) are connected with the supporting frame (9) in a sliding mode, and the piston rods of the second cylinders (12) correspond to and are connected with the two rear wheel push plates (13) in a one-to-one mode.

4. The LDW and ACC calibration device according to claim 3, wherein each of said front wheel sliding mechanisms comprises two front wheel roller sets (14) distributed in a V-shaped configuration, each of said rear wheel sliding mechanisms comprises a plurality of rear wheel roller sets (15), and each of said front wheel roller sets (14) and each of said rear wheel roller sets (15) comprises a plurality of rotatable rollers for laterally shifting a vehicle body.

5. The LDW and ACC calibration device according to claim 3, further comprising wheel arch detection devices for detecting wheel arches of automobiles, wherein the number of the wheel arch detection devices is four, the four wheel arch detection devices are respectively used for detecting four wheel arches of automobiles, each wheel arch detection device comprises an adjusting frame (16), a rotating cylinder (17), a swing arm (18), a camera (19) and a light source (20), the rotating cylinder (17) is installed in the adjusting frame (16), the swing arm (18) is installed on the rotating cylinder (17), the rotating cylinder (17) is used for driving the swing arm (18) to rotate, and the camera (19) and the light source (20) are both arranged on the swing arm (18).

6. The LDW and ACC calibration device according to claim 5, further comprising a frame structure (21), wherein the frame structure (21) is mounted on the rotating cylinder (17), the swing arm (18) slidably passes through the frame structure (21), the rotating cylinder (17) drives the swing arm (18) to rotate through the frame structure (21), a T-shaped groove (22) extending along the swing arm (18) is formed in the swing arm (18), a slidable nut is arranged in the T-shaped groove (22), a through hole for a screw to pass through is formed in the frame structure (21) at a position corresponding to the T-shaped groove (22), and the screw passes through the through hole and is screwed with the nut.

7. The LDW and ACC calibration device according to claim 1, further comprising a weight block (23), a connecting rope (24) and a guide wheel, wherein the lifting frame and the weight block (23) are distributed on two sides of the second bracket (6), one end of the connecting rope (24) is connected with the lifting frame, and the other end of the connecting rope passes through the rotatable guide wheel arranged on the second bracket (6) and is connected with the weight block (23).

8. The LDW and ACC calibration device according to claim 1, wherein the first driving device comprises a first lead screw (25), a first nut screw engaged with the first lead screw, and a first motor (26) in transmission connection with the first lead screw (25), the first motor (26) is disposed on the first bracket (1), the extending direction of the first lead screw (25) is parallel to the extending direction of the first track mechanism, and the first nut screw is connected with the mounting bracket (3).

9. The LDW and ACC calibration device according to claim 1, wherein the second driving device comprises a second lead screw, a second nut screw in threaded fit with the second lead screw, and a second motor (27) in transmission connection with the second lead screw, the second motor (27) is disposed on the mounting frame (3), the second lead screw is vertically disposed, and the second nut screw is connected with the connecting frame (4).

10. The LDW and ACC calibration device according to claim 1, wherein the third driving device comprises a third motor (28), a crank (29) and a connecting rod, one end of the crank (29) is sleeved on an output shaft of the third motor (28), the other end of the crank is hinged with the first end of the connecting rod, and the second end of the connecting rod is hinged with the ACC calibration plate (2).