JP2010230434A - Vehicle inspection device and vehicle advancing method - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a vehicle inspection device surely supporting a wheel from a lower side. <P>SOLUTION: The vehicle inspection device inspects a vehicle. The vehicle inspection device is equipped with: a pair of rollers 51A and 51B arranged in front and behind a rear wheel 13 of the vehicle and supporting the rear wheel 13; a first roller abutting part 81 and a second roller abutting part 82 abutting on the pair of the rollers 51A and 51B from the lower side; a wheel abutting part 83 abutting on the rear wheel 13 from the lower side; and an elevating device 84 for elevating the first roller abutting part 81, the second roller abutting part 82 and the wheel abutting part 83 through air supply. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a vehicle inspection device and a vehicle approach method. More specifically, the present invention relates to a vehicle inspection device that inspects the running performance of a vehicle and a vehicle entry method that causes a vehicle to enter the vehicle inspection device.

  Conventionally, a vehicle inspection device that inspects the running performance of a vehicle is known (see Patent Document 1). The vehicle inspection apparatus includes a base frame, a front roller unit provided on the base frame and supporting a front wheel of the inspection vehicle, and a rear roller provided on the base frame and supporting a rear wheel of the inspection vehicle. A unit and a moving device that is provided on a side of the rear roller unit and moves the rear roller unit in the front-rear direction.

  The front roller unit includes a speed test roller located on the front side of the wheel, a brake test roller located on the rear side of the wheel, and a side slip test mechanism provided between these rollers.

  The side slip test mechanism is a bellows-shaped bellows part provided on the floor surface to which air piping is connected, a frame provided at the upper end of the bellows part, and a side slip test provided rotatably on the frame. And a roller.

  According to this side slip test mechanism, by supplying air to the air pipe, the bellows portion is filled with air, and the bellows portion extends upward. Then, the side slip test roller comes into contact with the front wheel.

Japanese Patent Laid-Open No. 9-243521

  However, in the above-described side slip test mechanism, the bellows portion extends upward by supplying air to the air piping. At this time, the bellows portion does not always extend vertically, so the side slip test roller Thus, the wheel could not be reliably supported from below, and the inspection accuracy of the wheel could be lowered.

  An object of this invention is to provide the vehicle inspection apparatus and vehicle approach method which can support a wheel reliably from the downward direction.

  The vehicle inspection apparatus according to the present invention includes a pair of rollers (for example, rollers 51A described later) disposed on the front and rear of wheels (for example, rear wheels 13 described below) of a vehicle (for example, a vehicle 10 described later) and supporting the wheels. 51B), a pair of roller contact portions (for example, a first roller contact described later) that can contact each of the pair of rollers from below. Portion 81, second roller contact portion 82), a wheel contact portion that can contact the wheel from below (for example, a wheel contact portion 83 to be described later), and air, thereby supplying the pair of An elevating device (for example, elevating device 84 described later) that raises the roller abutting portion and the wheel abutting portion.

According to this invention, in addition to the wheel contact portion that can contact the wheel, the pair of roller contact portions that can contact each of the pair of rollers is provided. Therefore, when air is supplied to the lifting device to raise the pair of roller contact portions and the wheel contact portion, the pair of roller contact portions contact the pair of rollers, respectively. Since the pair of roller abutting portions abut on the pair of rollers in this manner, the moving direction of the wheel abutting portion is stabilized, so that the wheel can be reliably supported from below by the wheel abutting portion.
In addition, since the roller contact portion contacts the roller, the rotation of the roller can be suppressed and the vehicle can easily enter the vehicle inspection device.

  In this case, the pair of roller abutting portions are in contact with the front roller at a contact surface (for example, a contact surface 811 described later) that is recessed in an arc shape that is substantially the same as the outer diameter of the front roller. One roller contact portion (for example, a first roller contact portion 81 to be described later) and a contact surface (for example, a contact surface 821 to be described later) recessed in an arc shape substantially the same as the outer diameter of the rear roller. A second roller contact portion (for example, a second roller contact portion 82 described later) that contacts the rear roller, and the positions of the first roller contact portion and the second roller contact portion are When the first roller contact portion and the second roller contact portion are raised by the lifting device, the first roller contact surface contacts the front roller, and at the same time, the second roller contact surface It is preferable to adjust so as to contact the rear roller.

  According to the present invention, when air is supplied to the elevating device, the first roller contact surface comes into contact with the front roller, and at the same time the second roller contact surface comes into contact with the rear roller. The positions of the contact portion and the second roller contact portion were adjusted. Therefore, since the pair of roller contact portions simultaneously contact the rollers located on both sides of the wheel, the moving direction of the wheel contact portion can be stabilized.

  The vehicle approach method of the present invention is a vehicle approach method for causing a vehicle to enter a vehicle inspection device, wherein the vehicle inspection device includes a pair of rollers that support the wheels of the vehicle from the front and the back, and a pair of rollers from below. A pair of roller abutting portions capable of abutting, a wheel abutting portion capable of abutting on the wheel from below, and air are supplied to raise the pair of roller abutting portions and the wheel abutting portion. An elevating device configured to supply air to the elevating device to raise the pair of roller abutting portions and the wheel abutting portion, so that the pair of roller abutting portions abut against the pair of rollers. A first step of contacting and suppressing the rotation of the pair of rollers, a second step of causing the vehicle to enter the vehicle inspection apparatus and supporting a wheel of the vehicle by the wheel contact portion, and the raising and lowering Air is discharged from the device, and the pair of The roller abutting portion and the wheel abutting portion are lowered, the support of the wheel by the wheel abutting portion is released, the wheel is supported by the pair of rollers, and the pair of roller abutting portions And a third step of releasing the contact of the pair of rollers with each other so that the pair of rollers can be rotated.

According to the present invention, air is supplied to the elevating device, the pair of roller abutting portions are brought into contact with the pair of rollers, and the vehicle is allowed to enter the vehicle inspection device in a state where rotation of the pair of rollers is suppressed. .
Therefore, the vehicle can easily enter the vehicle inspection device.

  According to the present invention, when air is supplied to the lifting device to raise the pair of roller contact portions and the wheel contact portion, the pair of roller contact portions contact the pair of rollers, respectively. Since the pair of roller abutting portions abut on the pair of rollers in this manner, the moving direction of the wheel abutting portion is stabilized, so that the wheel can be reliably supported from below by the wheel abutting portion. In addition, since the roller contact portion contacts the roller, the rotation of the roller can be suppressed and the vehicle can easily enter the vehicle inspection device.

It is a side view showing the whole vehicle inspection device composition concerning one embodiment of the present invention. It is a side view of the front-wheel support unit of the vehicle inspection apparatus which concerns on the said embodiment. It is a top view of the front-wheel support unit of the vehicle inspection apparatus which concerns on the said embodiment. It is a longitudinal cross-sectional view of the guide mechanism of the vehicle inspection apparatus which concerns on the said embodiment. It is a top view of the rear-wheel support unit of the vehicle inspection apparatus which concerns on the said embodiment. It is a cross-sectional view of the rear wheel support unit according to the embodiment. It is a longitudinal cross-sectional view of the rear-wheel support unit which concerns on the said embodiment. It is a side view of the rotation suppression mechanism of the rear-wheel support unit which concerns on the said embodiment.

Hereinafter, an embodiment of the present invention will be described with reference to the drawings.
FIG. 1 is a side view showing an overall configuration of a vehicle inspection apparatus 1 according to an embodiment of the present invention.

  The vehicle inspection device 1 inspects the vehicle 10. The vehicle 10 to be inspected includes a left front wheel 11, a right front wheel 12, a left rear wheel 13, and a right rear wheel 14.

  The vehicle inspection apparatus 1 is accommodated in a front wheel support unit 20 that supports the front wheels 11 and 12 of the vehicle 10, a front fixed floor portion 30 disposed in front of the front wheel support unit 20, and the front fixed floor portion 30. The moving mechanism 40 that moves the front wheel support unit 20 along the floor, the rear wheel support unit 50 that supports the rear wheels 13 and 14 of the vehicle 10, and the front wheel support unit 20 and the rear wheel support unit 50 are disposed. And a drive mechanism 70 that is housed in the central fixed floor portion 60 and drives the rear wheel support unit 50.

FIG. 2 is a side view of the front wheel support unit 20, and FIG. 3 is a plan view of the front wheel support unit 20.
The front wheel support unit 20 includes a pair of left front rollers 21A and 21B that support the left front wheel 11, a pair of right front rollers 22A and 22B that support the right front wheel 12, and these rollers 21A, 21B, 22A, and 22B. A roller support 23 that is rotatably supported and movable on the floor surface, a front moving floor 24 that extends forward from the roller support 23, a central moving floor 25 that extends rearward from the roller support 23, and a roller Rotation suppression mechanisms 28 and 29 provided on the support portion 23 and suppressing the rotation of the rollers 21A, 21B, 22A, and 22B.

The pair of left front rollers 21A and 21B includes a first roller 21A and a second roller 21B located behind the first roller 21A.
Each of the rollers 21 </ b> A and 21 </ b> B includes a cylindrical roller body 213 extending in the vehicle width direction, and a rotation shaft 214 that passes through the central axis of the roller body 213.

The pair of right front rollers 22A and 22B includes a first roller 22A and a second roller 22B located behind the first roller 22A.
The rollers 22A and 22B have the same configuration as the rollers 21A and 21B, respectively.

The roller support portion 23 is provided on a pair of frame-shaped frames 231 formed in a rectangular frame shape, two connection frames 232 that connect the pair of frame-shaped frames 231, and lower surfaces of the four corners of the frame-shaped frame 231. Eight wheel 233 having the vehicle width direction as a rotation axis, eight bearing devices 234 provided on the frame-like frame 231 and rotatably supporting the rotation shaft 214 of the rollers 21A, 21B, 22A, 22B, A transmission mechanism 26 that connects the first roller 21A and the second roller 21B, which are the left front roller, and a transmission mechanism 27 that connects the first roller 22A and the second roller 22B, which are the right front roller, are provided.
The roller support portion 23 can travel on the floor surface by rotating eight wheels 233.

The transmission mechanism 26 connects the first roller 21A and the second roller 21B, which are left front rollers, so as to rotate in the same direction. The transmission mechanism 26 includes a gear 261 provided at the inner end of the rotation shaft 214 of the first roller 21A, a gear 262 provided at the inner end of the rotation shaft 214 of the second roller 21B, and the two gears 261, A gear 263 interposed between the gears 261 and 262 and a bearing device 264 that rotatably supports the gear 263.
Accordingly, when one of the first roller 21A and the second roller 21B rotates, this rotation is transmitted to the other roller via the gears 261, 262, and 263, and the other roller is transmitted to the one roller. It will rotate in the same direction as the roller.

  The transmission mechanism 27 connects the first roller 22A and the second roller 22B, which are right front rollers, so as to rotate in the same direction, and has the same configuration as the transmission mechanism 26.

  Returning to FIG. 1, the front moving floor portion 24 includes a support column 241 erected at the front end of the frame-shaped frame 231 of the roller support unit 23, a frame 242 provided at the upper end of the support column 241, and the frame 242. And a flooring 243 stretched on the upper surface.

  The central moving floor portion 25 is stretched on a support column 251 erected on the rear end of the frame-shaped frame 231 of the roller support unit 23, a frame 252 provided on the upper end of the support column 251, and an upper surface of the frame 252. A flooring 253.

The front fixed floor portion 30 includes a plurality of support posts 31 erected on the floor surface, and a frame 32 provided on the upper ends of the support posts 31.
On the frame 32 of the front fixed floor portion 30, the floor material 243 of the front movable floor portion 24 is placed. The floor material 243 of the front movable floor portion 24 is the frame of the front fixed floor portion 30. 32 is slidable.

The central fixed floor portion 60 includes a plurality of support posts 61 erected on the floor surface, and a frame 62 provided on the upper ends of the support posts 61.
The floor material 253 of the above-mentioned central moving floor portion 25 is placed on the frame 62 of the central fixed floor portion 60, and the floor material 253 of this central moving floor portion 25 is the frame of the central fixed floor portion 60. 62 is slidable.

The moving mechanism 40 is accommodated in the front fixed floor portion 30, and thereby is located on the side of the front wheel support unit 20. The moving mechanism 40 includes one extendable cylinder mechanism 41 that moves the front wheel support unit 20 in the vehicle length direction, and a guide mechanism 42 that guides the movement of the front wheel support unit.
The cylinder mechanism 41 includes a cylinder 411 that is rotatably supported on the front column 31 of the front fixed floor 30 with the vehicle width direction as a rotation axis, and a rod 412 that is accommodated in the cylinder 411 and moves forward and backward. .
Specifically, the cylinder mechanism 41 is provided at the approximate center of the front wheel support unit 20 in the vehicle width direction and extends in the vehicle length direction.
The tip of the rod 412 is rotatably connected to the approximate center of the connecting frame 232 of the front wheel support unit 20 described above, that is, the approximate center of the front wheel support unit 20 in the vehicle width direction, with the vehicle width direction as a rotation axis. .

FIG. 4 is a longitudinal sectional view of the guide mechanism 42.
The guide mechanism 42 is provided on the floor surface, and has a guide rail 421 extending in the expansion / contraction direction of the cylinder mechanism 41, that is, the vehicle length direction, and the connecting frame 232 of the roller support portion 23 described above with the substantially vertical direction as a rotation axis. A pair of guide rollers 422 provided to sandwich the guide rail 421.
The guide rail 421 is provided directly below the cylinder mechanism 41, that is, approximately in the center of the front wheel support unit 20 in the vehicle width direction.

  According to this guide mechanism 42, when the front wheel support unit 20 moves in the vehicle length direction of the vehicle 10, the pair of guide rollers 422 rotate and move along the guide rail 421 to guide the front wheel support unit 20.

FIG. 5 is a plan view of the rear wheel support unit 50.
The rear wheel support unit 50 includes a pair of left rear rollers 51A and 51B that support the left rear wheel 13, a pair of right rear rollers 52A and 52B that support the right rear wheel 14, and the rollers 51A and 51B. , 52A and 52B are rotatably supported and movable on the floor surface, and rotation suppression mechanisms 54 and 55 are provided on the roller support 53 to suppress rotation of the rollers 51A, 51B, 52A and 52B. And comprising.

The pair of left rear rollers 51A and 51B includes a first roller 51A and a second roller 51B located behind the first roller 51A.
The pair of right rear rollers 52A and 52B includes a first roller 52A and a second roller 52B located behind the first roller 52A.
The rollers 51A, 51B, 52A, and 52B have the same configuration as the above-described rollers 21A and 21B, respectively.

  The roller support portion 53 includes a pair of frame-shaped frames 531 formed in a rectangular frame shape, two connecting frames 532 that connect the pair of frame-shaped frames 531, and rollers 51 </ b> A provided on the frame-shaped frame 531. Eight bearing devices 534 that rotatably support the rotating shafts 214 of 51B, 52A, and 52B, a transmission mechanism 56 that connects the first roller 51A and the second roller 51B, which are left rear rollers, and a right rear side And a transmission mechanism 57 that connects the first roller 52A and the second roller 52B, which are rollers.

The transmission mechanism 56 connects the first roller 51A and the second roller 51B, which are left rear rollers, so as to rotate in the same direction, and has the same configuration as the transmission mechanism 26.
The transmission mechanism 57 connects the first roller 52A and the second roller 52B, which are right rear rollers, so as to rotate in the same direction, and has the same configuration as the transmission mechanism 26.

FIG. 6 is a cross-sectional view of the rear wheel support unit 50. FIG. 7 is a longitudinal sectional view of the rear wheel support unit 50. FIG. 8 is a side view of the rotation suppression mechanism 54.
Hereinafter, the rotation suppression mechanism 54 will be described, but the rotation suppression mechanisms 55, 28, and 29 have the same configuration as the rotation suppression mechanism 54.

  The rotation suppression mechanism 54 includes a pair of first roller contact portions 81 that can contact the first roller 51A, a pair of second roller contact portions 82 that can contact the second roller 51B, and the first roller 51A. And the second roller 51B. The wheel contact portion 83 that can contact the left rear wheel 13 positioned between the first roller contact portion 81 and the second roller 51B. And an elevating device 84 that raises the wheel contact portion 83.

The elevating device 84 includes a pair of bellows-shaped bellows portions 842 that are provided on the floor surface and to which an air pipe 841 is connected, and a base portion 843 that is installed on the upper ends of the bellows portions 842.
According to the lifting device 84, by supplying air to the air pipe 841, the bellows portion 842 is filled with air, the bellows portion 842 extends upward, and the base portion 843 rises. On the other hand, by discharging air from the bellows portion 842 through the air pipe 841, the bellows portion 842 contracts and the base portion 843 descends.

  The pair of first roller contact portions 81 is provided on the front end side of the base portion 843 of the lifting device 84. The pair of first roller contact portions 81 are formed with contact surfaces 811 that are recessed in an arc shape substantially the same as the outer diameter of the first roller 51A on the front side.

  The pair of second roller contact portions 82 is provided on the rear end side of the base portion 843 of the lifting device 84. The second roller contact portion 82 is formed with a contact surface 821 that is recessed in an arc shape substantially the same as the outer diameter of the second roller 51B on the rear side.

  The positions of the first roller contact portion 81 and the second roller contact portion 82 are such that when the bellows portion 842 extends and the first roller contact portion 81 and the second roller contact portion 82 rise, Adjustment is made so that the contact surface 811 contacts the first roller 51A and the second roller contact surface 821 contacts the second roller 51B.

  The wheel contact portion 83 includes a pair of support portions 831 erected on the base portion 843 of the elevating device 84, and a contact portion 832 provided on the upper end of the support portion 831 and contacting the left rear wheel 13. . The position of the contact portion 832 is higher than the positions of the first roller contact portion 81 and the second roller contact portion 82.

  According to this rotation suppression mechanism 54, by supplying air to the air pipe 841, the bellows portion 842 extends upward. Then, the 1st roller contact part 81 and the 2nd roller contact part 82 contact | abut to the 1st roller 51A and the 2nd roller 51B, respectively.

  The drive mechanism 70 includes a left rear roller drive mechanism 71 that drives the first roller 51A of the left rear roller, and a right rear roller drive mechanism 72 that drives the first roller 51A of the right rear roller.

The left rear roller drive mechanism 71 is provided at the outer end of the motor 711 installed on the floor, the drive sprocket 713 provided on the rotation shaft 712 of the motor 711, and the rotation shaft 214 of the first roller 51A. A driven sprocket 714 and a drive chain 715 wound between the drive sprocket 713 and the driven sprocket 714.
According to the left rear roller drive mechanism 71, when the motor 711 is driven to rotate, the rotation is transmitted to the first roller 51A via the drive sprocket 713, the drive chain 715, and the driven sprocket 714, and the first roller 51A rotates.

  The right rear roller drive mechanism 72 has the same configuration as the left rear roller drive mechanism 71.

  In the vehicle inspection apparatus 1 described above, the front wheel support unit 20 is moved by driving the moving mechanism 40 according to the wheel base of the vehicle 10 to be inspected, and the front wheel support unit 20 and the rear wheel support unit 50 are moved. Adjust the interval.

The procedure for causing the vehicle 10 to enter the vehicle inspection apparatus 1 is as follows.
First, with respect to the rotation suppression mechanisms 54 and 55 of the rear wheel support unit 50, the lifting device 84 is driven to raise the first roller contact portion 81, the second roller contact portion 82, and the wheel contact portion 83. The first roller contact portion 81 is brought into contact with the first rollers 51A and 52A, and the second roller contact portion 82 is brought into contact with the second rollers 51B and 52B, so that the rollers 51A, 51B, 52A and 52B Suppresses rotation.
At this time, the same operation is performed for the rotation suppression mechanisms 28 and 29 of the front wheel support unit 20.

  Next, the vehicle 10 is caused to enter the vehicle inspection apparatus 1 so that the front wheels 11 and 12 of the vehicle 10 are supported by the wheel contact portions 83 of the rotation suppression mechanisms 28 and 29 of the front wheel support unit 20, and the rear wheels 13, 14 is supported by the wheel contact portions 83 of the rotation suppression mechanisms 54 and 55 of the rear wheel support unit 50.

Next, with respect to the rotation suppression mechanisms 54 and 55 of the rear wheel support unit 50, the air is discharged from the lifting device 84, and the first roller contact portion 81, the second roller contact portion 82, and the wheel contact portion 83 are moved. The rear wheels 13 and 14 are released from the support by the wheel contact portion 83, and the rear wheels 13 and 14 are supported by the rollers 51A, 51B, 52A and 52B, and the first roller contact portion 81 and The contact of the second roller contact portion 82 with the rollers 51A, 51B, 52A, and 52B is released, and the rollers 51A, 51B, 52A, and 52B can be rotated.
At this time, the same operation is performed for the rotation suppression mechanisms 28 and 29 of the front wheel support unit 20.

According to this embodiment, there are the following effects.
(1) In addition to the wheel contact portion 83 capable of contacting the rear wheel 13, the pair of first roller contact portions 81 capable of contacting the first roller 51A and the second roller 51B And a pair of second roller abutting portions 82 capable of abutting against each other. The rotation suppression mechanisms 55, 28, and 29 have the same configuration as the rotation suppression mechanism 54.
Therefore, with respect to the rotation suppression mechanism 54, when air is supplied to the elevating device 84 to raise the first roller contact portion 81, the second roller contact portion 82, and the wheel contact portion 83, the first roller contact The contact portion 81 contacts the first roller 51A, and the second roller contact portion 82 contacts the second roller 51B. Since the roller contact portions 81 and 82 are in contact with the rollers 51A and 51B in this way, the moving direction of the wheel contact portion 83 is stabilized, so that the rear wheel 13 can be reliably supported from below by the wheel contact portion 83. . Further, similarly to the rotation suppression mechanism 54, the rotation suppression mechanisms 55, 28 and 29 can reliably support the rear wheel 14 and the front wheels 11 and 12 from below by the wheel contact portion 83.

  Further, regarding the rotation suppression mechanism 54, the roller contact portions 81 and 82 contact the rollers 51A and 51B, so that the rotation of the rollers 51A and 51B can be suppressed. The rotation suppression mechanisms 55, 28, and 29 can also suppress the rotation of the rollers 52 </ b> A, 52 </ b> B, 21 </ b> A, 21 </ b> B, 22 </ b> A, and 22 </ b> B, similarly to the rotation suppression mechanism 54. Therefore, the vehicle 10 can be easily entered into the vehicle inspection apparatus 1.

  (2) When air is supplied to the lifting device 84, the first roller contact surface 811 contacts the front first roller 51A, and at the same time, the second roller contact surface 821 contacts the rear second roller 51B. As described above, the positions of the first roller contact portion 81 and the second roller contact portion 82 were adjusted. Therefore, since the first roller contact portion 81 and the second roller contact portion 82 are simultaneously in contact with the rollers 51A and 51B located on both sides of the rear wheel 13, the moving direction of the wheel contact portion 83 can be stabilized. it can.

  It should be noted that the present invention is not limited to the above-described embodiment, and modifications, improvements, etc. within a scope that can achieve the object of the present invention are included in the present invention.

1 Vehicle Inspection Device 10 Vehicle 13 Rear Wheel (Wheel)
51A, 51B Roller 81 First roller contact portion 82 Second roller contact portion 83 Wheel contact portion 84 Lifting device 811, 821 Contact surface

Claims (3)

A vehicle inspection apparatus comprising a pair of rollers arranged in front and rear of a vehicle wheel to support the wheel,
A pair of roller contact portions capable of contacting the pair of rollers from below;
A wheel contact portion capable of contacting the wheel from below;
A vehicle inspection apparatus comprising: an elevating device that raises the pair of roller contact portions and the wheel contact portions when air is supplied. The vehicle inspection apparatus according to claim 1,
The pair of roller abutting portions includes a first roller abutting portion that abuts on the front roller at an abutting surface recessed in an arc shape substantially the same as the outer diameter of the front roller,
A second roller contact portion that contacts the rear roller at a contact surface that is recessed in an arc shape that is substantially the same as the outer diameter of the rear roller,
The positions of the first roller contact portion and the second roller contact portion are such that when the first roller contact portion and the second roller contact portion are raised by the lifting device, the first roller contact surface is The vehicle inspection apparatus, wherein the second roller contact surface is adjusted so as to contact the rear roller simultaneously with the contact with the front roller. A vehicle approach method for causing a vehicle to enter a vehicle inspection device,
The vehicle inspection apparatus includes a pair of rollers for supporting the wheels of the vehicle from the front and the rear, a pair of roller contact portions that can contact the pair of rollers from below, and a wheel contact that can contact the wheels from below. An elevating device that raises the contact portion and the pair of roller contact portions and the wheel contact portion by supplying air;
Air is supplied to the elevating device, the pair of roller contact portions and the wheel contact portion are raised, the pair of roller contact portions are contacted with the pair of rollers, and the pair of rollers A first step of suppressing the rotation of
A second step of causing the vehicle to enter the vehicle inspection device and supporting a wheel of the vehicle at the wheel contact portion;
Air is discharged from the lifting device, the pair of roller contact portions and the wheel contact portion are lowered, the support of the wheel by the wheel contact portion is released, and the wheel is moved to the pair of rollers. And a third step of releasing the contact of the pair of roller contact portions with the pair of rollers so that the pair of rollers can be rotated.

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