JP4816405B2 - Car wash machine cleaning method - Google Patents

Description

  The present invention relates to a method for cleaning a vehicle to be cleaned by a car wash machine, and more particularly to a method for cleaning a vehicle to be cleaned by a side brush.

  In a conventional car wash machine, the front and rear surfaces and both side faces of the vehicle to be cleaned can be washed in the left and right direction perpendicular to the relative movement direction (front and rear direction) of the car wash machine body or the vehicle to be cleaned. A pair of side brush devices are provided.

  As an example of a method for cleaning the front or rear surface of a vehicle to be cleaned with the pair of side brush devices, Patent Document 1 discloses a method for performing an overlap car wash in order to eliminate cleaning leakage at the center of the front and rear surfaces of the vehicle to be cleaned. It is disclosed.

In Patent Document 1, the vehicle to be cleaned is cleaned by the following procedure.
1. The pair of side brushes move so as to approach each other while rotating in a direction in which the pair of side brushes contact the front side of the vehicle to be cleaned from the center of the vehicle to the side.

  2. Next, the car wash machine moves forward, and when the side brush contacts the front surface of the vehicle to be cleaned, the car wash machine stops traveling and both the pair of side brush devices are moved in one direction along the front surface of the vehicle to be cleaned. Clean one side of the front.

3. When the pair of side brush devices reach the end of one surface, they move together in the other direction to clean the entire front surface.
4). When the pair of side brush devices reach the end of the other surface, only the central side brush device is moved (returned) in the one direction, and the pair of side brush devices is opened.

Thereafter, the side brush devices are moved along the side surfaces of the vehicle to be cleaned to clean the side surfaces.
As described above, the leakage of the central portion of the front surface of the vehicle to be cleaned is eliminated by moving the pair of side brush devices left and right along the front surface of the vehicle to be cleaned. The same cleaning is performed on the rear surface of the vehicle to be cleaned.

  Further, as disclosed in Patent Document 2, in the conventional car wash machine, in order to avoid the excessive pressing force of the side brush device against the vehicle to be cleaned, each side brush device is connected to the vehicle to be cleaned. Some have a swinging mechanism that can swing (tilt) outward.

In other words, a rail is provided in the left-right direction at an upper position inside the car wash machine body, holders of the side brush bodies are movably provided along the rails, and horizontal front and rear axes are rotatably provided in the holders. A swing mechanism is provided that is rotatable about the longitudinal axis and that supports the rotation axis of the side brush body so as to be rotatable and perpendicular. Then, the swing mechanism of the left holder is maintained in a vertical posture and elastically (possible to swing outward) by the spring provided at the lower right end, and the swing mechanism of the right holder is moved to the left side (outside). ) Maintained in a vertical posture and elastic (possible to swing outward) by a spring provided at the lower end.
JP 60-92140 A JP 2000-7980 A

  When cleaning the surface of the vehicle to be cleaned while moving the side brush, if the direction of rotation of the side brush is opposite to the direction of movement of the side brush, the problem is that the side brush tends to get caught on the uneven surface of the vehicle to be cleaned. is there.

  A side brush provided with a swing mechanism capable of swinging (tilting) disclosed in Patent Document 2 is a method for overlapping and washing the front and rear surfaces of a vehicle to be cleaned disclosed in Patent Document 1 above. In order to solve the above-mentioned problem, both side brushes are aligned while rotating in the direction of contact from the center of the vehicle to the side. When cleaning is continued with the brush open (moving to the other side of the vehicle), if the direction of rotation of the side brush is changed before opening, the upright state can be maintained by the repulsive force with the vehicle body of the vehicle to be cleaned. Instead, if the side brush is tilted while the lower end of the side brush is opened to the outside and the side brush is opened as it is, unwashed parts are generated.

  Therefore, the present invention eliminates washing residue when changing the rotation direction of the side brush so that the front brush and the central portion of the rear surface of the vehicle to be cleaned are not leaked and the side brush is not caught by the unevenness of the surface of the vehicle to be cleaned. The object of the present invention is to provide a washing method for a car washing machine that can prevent uneven washing.

  In order to achieve the above-mentioned object, the invention according to claim 1 of the present invention is provided with a pair of side surface cleaning brushes for cleaning the front and rear surfaces and side surfaces of the vehicle to be cleaned in the car washer body. The cleaning brush includes a swing mechanism that swings outward in accordance with the shape of the side surface of the vehicle to be cleaned. The pair of side surface cleaning brushes move the target vehicle while moving the vehicle to be cleaned and the car wash machine body relative to each other. A cleaning method in a car wash machine for cleaning front and rear surfaces and side surfaces of a cleaning vehicle, wherein the pair of side surface cleaning brushes are rotated in a direction contacting a side portion from a center portion of a front surface or a rear surface of the vehicle to be cleaned. Both of the front and rear surfaces of the vehicle to be cleaned are moved in one direction along the front or rear surface of the vehicle to be cleaned from the center of the front or rear surface of the vehicle to be cleaned, and the front surface or the rear surface of the vehicle to be cleaned is cleaned. When the pair of side surface cleaning brushes reaches one end of the front or rear surface of the vehicle to be cleaned, only the side surface cleaning brush located on the center side of the vehicle to be cleaned is moved toward the center of the vehicle, When the cleaning brushes are opened to a predetermined distance from each other, the pair of side surface cleaning brushes rotate in the direction opposite to the previous rotation direction while moving the side surface cleaning brush located on the center side of the vehicle to be cleaned as it is. And cleaning the other surface of the front surface or the rear surface of the vehicle to be cleaned with at least a side surface cleaning brush located on the center side.

According to the above method, the following effects can be obtained.
1. The pair of side surface cleaning brushes are rotated in a direction in which they contact the front side or the rear surface of the vehicle to be cleaned from the center to the side of the vehicle, and the pair of side surface cleaning brushes are both moved in one direction to By cleaning one of the front and rear surfaces, the license plate of the vehicle to be cleaned is prevented from being bent by the rotating side surface cleaning brush, and one surface of the front or rear surface of the vehicle to be cleaned is Washed.

  2. When only the side cleaning brush located on the center side of the vehicle to be cleaned is moved toward the center of the vehicle and the pair of side surface cleaning brushes are opened to a predetermined distance from each other, the side cleaning brush positioned on the center side of the vehicle to be cleaned is While moving as it is, each of the pair of side surface cleaning brushes is rotated in the opposite direction to the previous rotation direction (reverse to the direction of contact from the side of the vehicle to the center with respect to the front or rear surface of the vehicle to be cleaned). The side cleaning brush located on the center side of the vehicle to be cleaned rolls on the front or rear surface of the vehicle to be cleaned, and the side cleaning brush is covered by the repulsive force with the vehicle body of the vehicle to be cleaned. There is no situation where the washing vehicle swings outward and tilts, and the side washing brush located on the center side of the vehicle to be washed can leave unwashed or uneven washing on the surface to be washed. Mau is avoided.

  Further, the invention according to claim 2 is the invention according to claim 1, wherein the pair of side surface cleaning brushes are opened to a predetermined distance from each other, and the side surface cleaning brush located on the center side of the vehicle to be cleaned. This is characterized in that the determination is made based on the travel time.

  According to the above method, the predetermined distance can be obtained by moving only the side surface cleaning brush located on the center side of the vehicle to be cleaned in the center direction of the vehicle for a certain movement time.

  In the car wash machine cleaning method of the present invention, when the pair of side surface cleaning brushes are opened to a predetermined distance from each other, the side surface cleaning brush located on the center side of the vehicle to be cleaned is moved in the other direction along the front or rear surface of the vehicle to be cleaned. By moving the pair of side surface cleaning brushes in a direction opposite to the direction in which the pair of side surface cleaning brushes are rotated from the center of the vehicle toward the side to the side with respect to the front or rear surface of the vehicle to be cleaned, The problem that the side cleaning brush located on the center side of the vehicle to be cleaned sways in the outward direction of the vehicle to be cleaned can be solved by the repulsive force, and the side cleaning brush located on the center side of the vehicle to be cleaned It has the effect that it can avoid leaving unwashed and uneven washing on the surface to be done.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
3 to 6, reference numeral 1 denotes a gate-shaped car wash machine body, which is supported and guided by the floor rail 2 and is configured to be capable of reciprocating in the front-rear direction. The car wash machine main body 1 includes a travel drive device 3 (travel driving motor or the like) that drives the car wash machine main body 1 to travel, a sonic sensor 5 that detects the vehicle height of a vehicle to be washed (washed vehicle) 4, and The top brush 6 for cleaning the upper surface of the vehicle 4, the pair of left and right side brushes (an example of a side surface cleaning brush) 7 for cleaning both side surfaces and front and rear surfaces of the vehicle 4, and the lower portion of both sides of the vehicle 4 and the wheels 9 A pair of left and right rocker brushes 10, a plurality of drying nozzles 13 for injecting drying air to the vehicle 4, an injection device (not shown) for injecting cleaning water, detergent and the like to the vehicle 4, and an operation panel 11. And a control device (control means) 12 and the like. The direction perpendicular to the front-rear direction in which the car wash machine body 1 travels is defined as the left-right direction (width direction of the car wash machine body 1).
[Configuration of side brush]
The side brush 7 includes a brush shaft 17 that is rotatable around a longitudinal axis 16 and a brush body 18 that is implanted on the outer periphery of the brush shaft 17.

  Further, the mechanism for driving the side brush 7 generally includes a guide rail 19, a pair of left and right movable bodies 20 that support the side brush 7, are supported and guided by the guide rail 19, and are movable in the left and right directions, and each movable body. A traveling device 21 provided on the body 20 for traveling the left and right sides of the side brush 7 guided by the guide rails 19 and a rotational drive provided on each movable body 20 for rotationally driving the side brushes 7 around the vertical axis 16. The apparatus 22 is comprised.

  The guide rail 19 is formed long in the left-right direction, and is provided on the upper part of the car wash machine body 1. A support shaft 24 protrudes from both ends of the guide rail 19 via flanges 23. Is supported via a bearing 25 provided on the car wash machine main body 1 side, so that the guide rail 19 is rotatable about a horizontal axis 26 {horizontal axis; see FIG. 6 (b)}. As shown in FIG. 6, the guide rail 19 is swung by a pair of front and rear springs 28 provided between the vertical plate 27 disposed at the end of the guide rail 19 and the car wash machine body 1. The springs 28 elastically maintain the guide rails 19 in the neutral position.

  Further, on the car wash machine main body 1 side, a first front / rear inclination detection sensor 31 comprising a magnetic sensor for detecting that a detection plate 30 erected on one end of the guide rail 19 is swung back and forth by a predetermined angle α; A second front / rear inclination detecting sensor 33 comprising a limit switch for detecting that the detection plate 32 suspended from one end of the guide rail 19 is inclined back and forth by a predetermined angle β (β> α) larger than the predetermined angle α. Is provided. That is, when the guide rail 19 is swung back and forth by a predetermined angle α, the first front-rear inclination detection sensor 31 operates, and when the guide rail 19 is inclined back and forth at a predetermined angle β (β> α), the second front-rear inclination detection sensor 33 is It is configured to work.

  As shown in FIG. 5, the movable bodies 20 support a plurality of upper and lower rollers 35 that roll along the guide rails 19 and a brush shaft 17 rotatably and vertically. A support swing mechanism (an example of a swing mechanism) 37 that swings the brush shaft 17) outwardly according to the shape of the side surface of the vehicle 4 to be cleaned, the traveling device 21, and the rotation drive device 22 are provided. It has been.

  Each of the travel devices 21 includes a driving roller (driving wheel body) 41 engaged and guided by the upper guide track surface of the guide rail 19, a holder main body 42 that supports the driving roller 41, and driving of the driving roller 41. The traveling motor 44 is connected to the shaft 43 and is provided on the movable body 20.

  The rotation drive device 22 includes a rotation motor 46, and sprockets 47 and 48 and a chain 49 that interlock and connect the rotation motor 46 and the brush shaft 17. With this configuration, by driving the rotation motor 46, the brush shaft 17 rotates through the sprocket 47, the chain 49, and the sprocket 48, and both brush bodies 18 rotate around the vertical axis 16.

  The support swing mechanism 37 is attached to the horizontal front / rear direction shaft 36 supported by the movable body 20 and the front / rear direction shaft 36, and supports the brush shaft 17 of the side brush 7 so as to be rotatable and vertically supported. It is composed of a portion 38 and springs 51 and 52. The spring 51 is provided at the lower right side (inner side) of the left movable body 20, and the brush shaft 17 supported by the support portion 38 of the left movable body 20 is in a vertical posture and elastic (oscillating outward). The spring 52 is provided at the left (inner side) lower end of the right movable body 20 and the brush shaft 17 supported by the support portion 38 of the right movable body 20 is in a vertical posture, and Maintains elasticity (can swing outward).

  With such a configuration of the support swing mechanism 37, the brush shaft 17 supported by the support portion 38 of the left movable body 20 is elastically maintained in a vertical posture by a spring 51 provided at the lower right end of the left movable body 20. The brush shaft 17 supported by the support portion 38 of the right movable body 20 is elastically maintained in a vertical posture by a spring 52 provided at the lower left end of the right movable body 20, and thus the side brush 7 (brush shaft 17). ) Is swingable outward in accordance with the shape of the side surface of the vehicle 4.

  Further, as shown in FIG. 5, the left and right opening sensors 54 (FIG. 7) that detect that the side brushes 7 are moved apart (opening operation) to reach the open limit position O and the side brushes 7 approach each other. A closing sensor 55 (FIG. 7) is provided for detecting the movement (closing operation) to reach the closing position S.

  As shown in FIG. 7, the control device 12 includes the sonic sensor 5, the first front / rear inclination detection sensor 31, the second front / rear inclination detection sensor 33, the left / right opening sensor 54, the closing sensor 55, and an operation panel. 11 are connected to each other, and the travel drive device 3, the travel motor 44 and the rotation motor 46 of both side brushes 7, the drive device (not shown) of the top brush 6, and the drive device of the rocker brush 10. (Not shown) etc. are connected. Based on the detection data input from the sensors 5.31, 32, 54, and 55 and the operation data of each key, the control device 12 performs the travel drive device 3 and the travel motor 44 and the rotation motor of both side brushes 7. 46, the drive device (not shown) of the top brush 6 and the drive device (not shown) of the rocker brush 10 are controlled to perform car washing. Each key of the operation panel 11 includes a plurality of car wash course setting keys for selecting a desired car wash course from a plurality of car wash courses having different car wash contents, a plurality of car type setting keys for selecting the vehicle type of the vehicle 4, and the vehicle 4 A plurality of equipment setting keys, a start key, a stop key, and the like to be selected if there are equipment such as a rear mirror.

A car wash method when the front surface of the vehicle 4 is washed by the side brush 7 by the control device 12 will be described with reference to the flowchart of FIG. In the car wash, the vehicle 4 is stopped at a predetermined stop position, the car wash course and the vehicle type are selected by operating the keys on the operation panel 11, and the start key is operated.
Steps 1-4
The motors for both rotations 46 are driven so that the brush shafts 17 are moved in the direction in which the brush body 18 contacts the front surface of the vehicle 4 from the center to the side of the vehicle 4 (the brush shafts of the pair of side brushes 7). When the closing sensor 55 is operated, both the side brushes 7 are moved by driving the both traveling motors 44 by rotating around the longitudinal axis 16 and moving the both side brushes 7 toward each other. The traveling motor 44 is stopped. Thereby, both the side brushes 7 are rotated and moved to the closed limit position S, and are brought into a closed state.
Step-5
The traveling drive device 3 is driven to cause the car wash machine body 1 to travel forward (an example of relative movement).

As a result, the car wash machine main body 1 moves forward, and both side brushes 7 moved to the closed limit position S come into contact with the left and right central portions of the front surface of the vehicle 4 from the front, and are pushed by the vehicle 4 to be predetermined from the neutral position to the rear. The first α tilt detection sensor 31 operates by swinging (inclining) the angle α.
Step-6-9
When the operation of the first front / rear inclination detection sensor 31 is confirmed, the traveling drive device 3 is stopped to stop the forward traveling of the car wash machine body 1, and then the traveling drive device 3 is driven to move the car wash machine body 1 backward. Let When the operation of the first front / rear inclination detection sensor 31 cannot be confirmed (when the inclination returns), the traveling drive device 3 is stopped and the backward traveling of the car wash machine body 1 is stopped.
Steps-10 and 11
Both the driving motors 44 are driven to move the left and right side brushes 7 in one direction (for example, right direction) from the center of the front surface of the vehicle 4 along the front surface of the vehicle 4 (the right side of the vehicle 4 It is checked whether or not both side brushes 7 have moved to the right open position O, that is, whether the right open sensor 54 has been operated. When the opening limit sensor 54 is not operating, the process returns to Step-10.

By operating both the side brushes 7 to the right, one front surface (for example, the front surface of the right half) of the vehicle 4 is cleaned by the both side brushes 7.
Steps 12 and 13
In step-11, when it is confirmed that the right opening sensor 54 has been operated, that is, when the pair of side brushes 7 have reached one end of the front surface of the vehicle 4, the traveling motor 44 is stopped and both sides are stopped. The movement of the brush 7 is stopped, and only the driving motor 44 of the side brush 7 located on the center side (for example, the left side) of the vehicle 4 is driven to move only the (left) side brush 7 toward the center of the vehicle 4 (vehicle (To the left of 4).
Steps -14-16
When the distance between the left and right side brushes 7 is a predetermined distance L from each other, the rotation motor 46 of both side brushes 7 is stopped while the movement of the (left) side brush 7 is continued, and then the rotation motor 46 Each of the brush shafts 17 is rotated (driven) in the direction opposite to the rotation direction so far, and both brush shafts 17 are in contact with the front surface of the vehicle 4 from the side portion of the vehicle 4 to the center portion thereof. (From the outer side of the brush shaft 17 of each side brush 7 toward the center of the brush shaft 17 of the pair of side brushes 7), it is rotated around the vertical axis 16. That the distance between the left and right side brushes 7 is a predetermined distance L from each other is detected, for example, when the traveling motor 44 is driven for a predetermined time.
Steps-17 and 18
Subsequently, the driving motor 44 of the side brush 7 located on the center side (for example, the left side) of the vehicle 4 is driven, and the (left) side brush 7 is moved along the front surface of the vehicle 4 in the other direction (for example, the left side). Direction) (moving toward the left open limit position O of the vehicle 4) and confirming that the left open sensor 54 has been operated, the travel motor 44 is stopped and the left side brush 7 Stop moving and finish.

By operating the left side brush 7 to the left, the other side (for example, the front surface of the left half) of the vehicle 4 is cleaned by the left side brush 7.
In addition, the vehicle washing method when the rear surface of the vehicle 4 is washed by the side brush 7 by the control device 12 is the same as the washing method of the front surface of the vehicle 4, and detailed description thereof is omitted. However, after the side brush 7 that has finished cleaning the left and right side surfaces of the vehicle 4 is moved to the closed limit position S, the car wash machine main body 1 moves backward to come into contact with the left and right central portions of the rear surface of the vehicle 4 from the front. . Further, the side brush 7 is returned to the posture by being pushed by the vehicle 4 and swinging (tilting) by a predetermined angle α from the neutral position to the front, and the first back-and-forth tilt detection sensor 31 is operated.

If the operation of the second front / rear inclination detection sensor 33 is confirmed during the execution of the above steps, the car wash machine main body 1 is stopped and the subsequent operation is stopped.
The operation of the side brush 7 when the front surface of the vehicle 4 is washed with the side brush 7 is shown in FIG.

  As shown in FIG. 1 (a), the both-rotation motor 46 is driven to rotate the brush bodies 18 in the direction of contact from the center to the side of the vehicle 4 with respect to the front surface of the vehicle 4, respectively. The motor 44 is driven to move the side brushes 7 close to each other, and in the closed state, the left and right central portions of the front surface of the vehicle 4 are brought into contact with the front.

  As shown in FIG. 1B, when the side brush 7 is pushed by the vehicle 4 to swing (tilt) backward from the neutral position, and the first front / rear tilt detection sensor 31 operates, the vehicle is moved backward and the tilt is returned. The side brush 7 contacts the front surface of the vehicle 4 in a substantially vertical posture.

  As shown in FIG. 1C, both the traveling motors 44 are driven to move the left and right side brushes 7 toward the right end of the vehicle 4, and the right opening brush 54 operates by the right side brush 7. Then stop moving. The right half of the vehicle 4 is cleaned by the left and right side brushes 7 by the movement of the side brushes 7.

As shown in FIG. 1D, the left side brush 7 is moved in the left direction (center direction of the vehicle 4) by driving the driving motor 44 of the left (center side of the vehicle 4) side brush 7. Let
As shown in FIG. 1E, when the distance between the left and right side brushes 7 is increased to a predetermined distance L, the rotation of both side brushes 7 is continued while the left side brush 7 continues to move (the center side of the vehicle 4). The motor 46 is stopped, and then both the rotation motors 46 are rotated in the opposite direction, and the brush shaft 17 is moved from the side of the vehicle 4 with respect to the front surface of the vehicle 4. Rotate around the longitudinal axis 16 in a direction to contact the center. Subsequently, the left side brush 7 is moved toward the left end of the vehicle 4.

  As shown in FIG. 1 (f), when the side brush 7 on the left (center side of the vehicle 4) moves to the left end of the vehicle 4 and the left opening sensor 54 operates, the traveling motor 44 is stopped and left The movement of the side brush 7 is stopped. By operating the left side brush 7 to the left, the front surface of the left half of the vehicle 4 is cleaned by the left side brush 7.

  Thereafter, the left and right side brushes 7 respectively go around the side surface of the vehicle 4 and move along the left and right side surfaces as the car wash machine main body 1 moves forward to clean the left and right side surfaces. At this time, by rotating the side brush 7 so as to contact the surface so as to follow the moving direction, even if the side surface of the vehicle 4 has irregularities, the side brush 7 is prevented from being caught by the irregularities (however, Avoid the mirror mounting position).

  FIG. 2 shows the operation of the side brush 7 when the rear surface of the vehicle 4 is cleaned by the side brush 7. The rear surface is also cleaned in the same manner as the front surface, and when the direction of rotation of the side brush 7 is reversed, the left and right side brushes 7 are separated by a predetermined distance L.

  As described above, according to the present embodiment, the pair of side brushes 7 are rotated in the direction in which they contact the vehicle from the center to the side with respect to the front or rear surface of the vehicle 4, respectively. The number plate of the vehicle 4 can be prevented from being bent by the rotating side brush 7, and the central portion of the front or rear surface of the vehicle 4 can be prevented from being leaked. The front or rear half of the vehicle 4 can be cleaned.

  Further, according to the present embodiment, when only the side brush 7 located on the center side of the vehicle 4 is moved toward the center of the vehicle 4 and the pair of side brushes 7 are opened to a predetermined distance L, the center side of the vehicle 4 is reached. The side brush 7 positioned at the center side of the vehicle 4 is rotated by rotating the pair of side brushes 7 in the direction opposite to the rotation direction so far, while moving the side brush 7 positioned at the position as it is. The front brush is in a state of rolling, and the side brush 7 does not generate a state in which the side brush 7 swings in the outward direction of the vehicle 4 due to the repulsive force of the vehicle 4 and tilts in the outward direction. It can be eliminated, and it can be avoided that the surface to be cleaned by the side brush 7 located on the center side of the vehicle 4 is left unwashed or unevenly washed.

  Further, according to the present embodiment, when only the side brush 7 located on the center side of the vehicle 4 is moved to the other end, the side brush 7 rotates in a direction in which it contacts the center portion from the side portion of the vehicle 4. By doing so, the side brush 7 rotates so as to contact the surface so as to follow the moving direction, and even if the front or rear surface of the vehicle 4 has irregularities, the side brush 7 can be prevented from being caught by the irregularities.

  Further, according to the present embodiment, as shown by phantom lines in FIG. 1 (f), when the side brush 7 moves from the front surface of the vehicle 4 to the side surface, the side brush 7 contacts the surface so as to follow the moving direction. By rotating in this way, even if the side surface of the vehicle 4 (where the mirror mounting position is avoided) is uneven, the side brush 7 can be prevented from being caught by the unevenness.

  In the present embodiment, both side brushes 7 are rotated while one side brush 7 is moved away from the other side brush 7 (while the distance between both side brushes 7 is set to a predetermined distance L). However, the rotation may be stopped and one side brush 7 may be moved away from the other side brush 7 and rotated in the opposite direction when opened to a predetermined distance L.

It is explanatory drawing explaining operation | movement of a side brush when wash | cleaning the front surface of a to-be-washed vehicle with the washing | cleaning method of the car wash machine in embodiment of this invention. It is explanatory drawing explaining operation | movement of a side brush when wash | cleaning the rear surface of a to-be-washed vehicle with the washing | cleaning method of the same car wash machine. It is a side view of the car wash machine which performs the washing method of the car wash machine. It is a top view of the side brush of the car wash machine which performs the washing | cleaning method of the same car wash machine. It is a front view of the side brush of the car wash machine which performs the washing method of the car wash machine. It is a figure of the edge part of the side brush of the car wash machine which performs the washing | cleaning method of the car wash machine, (a) is a side view, (b) is a front view. It is a control block diagram of the car wash machine which performs the washing method of the car wash machine. It is a flowchart explaining the washing | cleaning method of the car wash machine.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Car wash machine body 2 Floor rail 3 Travel drive device 4 Vehicle to be cleaned 7 Side brush 12 Control device 16 Vertical axis 17 Brush shaft 18 Brush body 19 Guide rail 20 Movable body 21 Travel device 22 Rotation drive device 23 Flange 24 Support shaft 25 Bearing 26 Horizontal axis 27 Vertical plate 28 Spring 31 First longitudinal tilt detection sensor 33 Second longitudinal tilt detection sensor 37 Support swing mechanism 44 Traveling motor 46 Motor for rotation 51, 52 Spring 54 Opening limit sensor 55 Closed limit sensor

Claims (2)

A pair of side surface cleaning brushes for cleaning the front and rear surfaces and the side surface of the vehicle to be cleaned are provided in the car wash machine body, and the pair of side surface cleaning brushes swings outward from the side surface according to the side surface shape of the vehicle to be cleaned. A washing method in a car wash machine for cleaning the front and rear surfaces and the side surfaces of the vehicle to be cleaned with the pair of side surface cleaning brushes while relatively moving the vehicle to be cleaned and the car wash machine main body,
Both the pair of side surface cleaning brushes are rotated from the center of the front or rear surface of the vehicle to be cleaned while rotating in the direction of contacting the side portion from the center of the front or rear surface of the vehicle to be cleaned. The front or rear surface of the vehicle to be cleaned is moved in one direction along the front or rear surface of the vehicle to clean one surface of the vehicle,
When the pair of side surface cleaning brushes reaches one end of the front or rear surface of the vehicle to be cleaned, only the side surface cleaning brush located on the center side of the vehicle to be cleaned is moved toward the center of the vehicle,
When the pair of side surface cleaning brushes are opened to a predetermined distance from each other, the side surface cleaning brushes are moved as they are while the side surface cleaning brushes are moved as they are, and the rotation directions until then are respectively determined. A washing method for a car wash machine, wherein the washing machine is rotated in the opposite direction and at least the other surface of the front or rear surface of the vehicle to be cleaned is cleaned with a side cleaning brush located at the center side. 2. The washing of a car wash machine according to claim 1, wherein it is determined from a moving time of the side cleaning brush located on the center side of the vehicle to be cleaned that the pair of side cleaning brushes are opened to a predetermined distance from each other. Method.

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