JP2946271B2 - Car wash equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a car washing device for brushing the front of the vehicle in service Idoburashi provided on the traveling frame while transferring the vehicle in the vehicle transfer means.

[0002]

2. Description of the Related Art Conventionally, a car washing apparatus for washing a front surface of a vehicle transferred by a vehicle transfer means with a pair of left and right side brushes movably provided along guide rails provided on the running frame has been known. Washing was performed by moving a pair of side brushes from the center on the front of the vehicle to the left and right while running at a constant speed substantially the same as the transfer speed of the vehicle.

[0003]

However, in the conventional car washing apparatus, when the side brushes are rotated so that the brush bristles slide from the center of the front of the vehicle to the left and right sides,
When the brush bristles are caught on the front of the vehicle, the side brush may be delayed from reaching the open limit position, so that it is necessary to secure a large traveling distance of the traveling frame, resulting in an increase in the size of the car wash device. was there.

The present invention has been made in view of the above circumstances, and has as its object to reduce the travelable distance of a traveling frame as much as possible to reduce the size of a car wash device.

[0005]

To accomplish the above object In order to achieve the above, the front of the vehicle during transport in a vehicle transfer means, run <br/> along guide rails provided in a row frame of said vehicle Left and right
In sub Idoburashi provided to be movable in a direction, the traveling frame
In car washing device for brushing while traveling over beam in the traveling direction of the vehicle, said the variable speed traveling drive means for traveling along the traveling frame, a front detection means for detecting that the side brush is in contact with the front of the vehicle, the Black
On the basis of the output of the front detection means when the single, pre
Moving the traveling frame faster than the transfer speed of the vehicle transfer means.
Control means for controlling the variable speed driving means so as to decelerate after running at a high speed .

[0006]

Embodiments of the present invention will be described below with reference to the drawings.

1 to 5 show an embodiment of the present invention. FIG. 1 is an overall plan view of a car washing apparatus, and FIG. 2 is a view 2-2 of FIG.
FIG. 3 is an enlarged sectional view taken along the line, FIG. 3 is a view in the direction of arrow 3 in FIG. 2, and FIG. 4 and FIG.

As shown in FIGS. 1 to 3, the car washing apparatus main body W
Conveyor V that transports vehicle V so as to pass through P
C (vehicle transfer means) includes a transfer frame 1 provided in a pit dug on the floor. A drive shaft 2 is rotatably provided at one end of the transfer frame 1, and a pair of drive sprockets 3, 3 are fixed to the drive shaft 2. A driven shaft 4 is provided at the other end of the transfer frame 1, and a pair of driven sprockets 5 and 5 are fixed to the driven shaft 4. A pair of chains 6, 6 wound around the driving sprockets 3, 3 and the driven sprockets 5, 5;
Are provided with a plurality of pressing rollers 7 for pressing and moving the right front wheel of the vehicle V at equal intervals. The drive shaft 2 rotation speed is connected to a variable motor 8 (speed variable transfer drive means) by the inverter F _1. Therefore, the inverter F ₁
By adjusting the rotation speed of the motor 8 with the
The transfer speed of the vehicle V by C can be controlled.

A gate-shaped traveling frame RF provided so as to straddle the conveyor VC is provided with a pair of driving wheels 10, 10 on a pair of traveling rails 9, 9 laid in parallel with the conveyor VC.
And it is supported so that it can run through a pair of idle wheels 11,11. Motors 12, 12 connected to the respective drive wheels 10, 10
(Variable speed travel drive means) is the rotation speed is variable by an inverter F _2, thus driving frame RF is reciprocally travels on the traveling rail 9,9 at any speed.

The running frame RF has support shafts 1 at both left and right ends.
A guide rail 14 pivotally supported by 3, 13 is provided,
A pair of left and right side brushes 15, 1
A pair of right and left carriages 16, 16 rotatably supporting 5 are supported so as to be able to approach and separate from each other. Each of the side brushes 15, 15 includes a spring 1 provided between a spring arm 17, 17 fixed to the support shaft 13, 13, and the traveling frame RF.
It is held in a vertical position by 8,18.

Each of the side brushes 15, 15 has a carriage 16,
The motor 16 is driven to rotate by motors 19 and 19 provided in the motor 16.
Cylinders 20, 2 for moving the side brushes 15, 15 in the opening direction between the carriages 16, 16 and the traveling frame RF.
0 is provided, and bogies 16 and 16 have cylinder 2
Wires 22, 22, which suspend weights 21, 21, which move the side brushes 15, 15 in the closing direction when 0, 20 are inoperative, are connected.

A deflection detection switch 23 (front detection means) provided near one of the spring arms 17 detects that the side brushes 15, 15 have swung a predetermined angle from the vertical position by contacting the front of the vehicle V. To detect. A pair of open detection switches 24, 24 for detecting that the side brushes 15, 15 have reached the open limit position are provided on the guide rail 14.
And a pair of close detection switches 25, 25 for detecting that the side brushes 15, 15 have reached the closed end position. Further, in order to detect that the traveling frame RF is at the start position or the end position, a start position cam 27 and an end position cam 28 for operating a position detection switch 26 provided on the traveling frame RF are adjacent to one traveling rail 9. It is provided.

A control device 29 (control means) for controlling the car washing apparatus includes an operation input switch 30 for selecting the transfer speed S ₁ of the conveyor VC in addition to the inverters F ₁ and F _2.
(Operation input means) is provided.

In the drawing, reference numeral 31 denotes a top brush, reference numerals 32 and 32 denote a pair of left and right rocker brushes, reference numeral 33 denotes a top nozzle, and reference numerals 34 and 34 denote a pair of left and right side nozzles.

Next, the operation of this embodiment will be described.

When the vehicle V enters the car wash device in which all devices are in a standby state and stops, the gear is neutralized, the brake is released, and the vehicle is pushed and moved to a standby state. One pressing roller 7 hits the rear surface of the right front wheel and pushes the vehicle V forward. As a result, the respective devices of the car washing device are sequentially operated to perform a predetermined car washing.

[0017] In FIG. 5, when the conveyor VC at transport speed S ₁ corresponding to the input from the operation input switch 30 to transfer the vehicle V to the left, the side brush 15, 15 is swung by the contact of the front of the vehicle V Then, the shake detection switch 23 operates (see the position (a) in FIG. 4 and the position (A) in FIG. 5). Based on the output of the shake detection switch 23, the motors 12, 12
Is driven, and the traveling frame RF is moved from the start position by a speed S ₂ faster by α than the transfer speed S _{1 of the} conveyor VC.
At (S ₂ = S ₁ + α), the traveling starts, and at the same time, the timer T ₁ provided in the control device 29 starts counting.

When the count time of the timer T ₁ reaches a preset time t ₁ (the position (b) in FIG.
(B) refer), the running frame RF by the inverter F ₂
Both reduce the running speed S ₂ to generally the same as the transport speed S ₁ of the conveyor VC,閉限position the left and right side brush 15, 15 by operating the cylinder 20, 20 (shown in FIG. 4 (b) position) from The vehicle V is moved toward the open limit position (the position (c) in FIG. 4) to clean the front surface of the vehicle V.

When the side brushes 15, 15 reach the open limit position and the opening detection switches 24, 24 are operated, after a lapse of a predetermined time, the side brushes 15, 15 are reversed to deactivate the cylinders 20, 20, and the traveling frame The side of the vehicle V is cleaned while returning the RF.

Therefore, the side brushes 15, 15 are
Running speed than transport speed S ₁ of the vehicle V between the (a) position of FIG. 4 which is inclined in contact with the front surface up to position (b) of FIG. 4 the side brush 15, 15 starts to open, by the conveyor VC of since then outbound traveling frame RF by S _2, it is possible to posture change in the vertical position shown in FIG. 5 (B) from between the side brush 15, 15 is tilted position of FIG. 5 (a). As a result, when the side brushes 15, 15 move from the position (b) of FIG. 4 to the position (c) of FIG. 4, the surface pressure of the side brushes 15, 15 for cleaning the front surface of the vehicle V becomes appropriate, and The brush bristles are prevented from being caught on the front surface of the vehicle V. Thereby, the side brushes 15, 1
5 can reach the limit position without delay, so that the length of the traveling rails 9, 9 for guiding the traveling frame RF can be minimized, and the car wash device can be downsized.

Next, a second embodiment of the present invention will be described.

In the second embodiment, the traveling speed S ₂ of the traveling frame RF is fixed at a speed higher than the maximum speed of the transfer speed S ₁ of the conveyor VC determined by the operation of the operation input switch 30 by a predetermined value. The time t ₁ according to the transfer speed S ₁ of the conveyor VC (the time from when the shake detection switch 23 is activated to when the side brushes 15 start to open).
Is to change. Specifically, when the transport speed S ₁ of the conveyor VC is small the shortened time t ₁ for the difference between the running speed S ₂ of the running frame RF is large,
May be longer the time t ₁ for the difference between the running speed S ₂ of the running frame RF is small when the transport speed S ₁ of the conveyor VC is large. Thus, according to the second embodiment, the same operation and effect as those of the first embodiment can be obtained.

Next, a third embodiment of the present invention will be described.

In the third embodiment, a rotary encoder is provided on the output shaft of one of the motors 12 for driving the traveling frame RF, and the output pulse of the rotary encoder is added when the traveling frame RF starts going forward from the start position. and by detecting the running position of the traveling frame RF, in which begins to open the side brush 15, 15 upon detection of a traveling position predetermined according to the transport speed S ₁ of the conveyor VC. And Thus, the third embodiment also, it is possible to obtain the same effects as the first embodiment described above, moreover timer T ₁ is not required.

As a modification of the third embodiment, a rotary encoder is provided on the output shaft of the motor 8 of the conveyor VC,
The output pulse of the rotary encoder is added from the time when the shake detection switch 23 is operated, and the running frame RF is added.
, The side brushes 15 and 15 may start to be opened when a predetermined traveling position is detected according to the transfer speed S ₁ of the conveyor VC.

Although the embodiments of the present invention have been described in detail above, the present invention is not limited to the above embodiments, and various design changes can be made.

For example, the car washing device of the present invention includes a polishing device for polishing a vehicle.

[0028]

As described above, according to the present invention, based on the output of the front detection means, the traveling frame is moved to the vehicle transfer means.
By reducing the speed after traveling at a speed higher than the transfer speed, the front pressure of the vehicle can be brushed by setting the surface pressure of the side brush to an appropriate level. This allows
The side brush can be moved along the front of the vehicle without delay, so that the traveling distance of the traveling frame can be minimized and the car wash device can be downsized.

[Brief description of the drawings]

FIG. 1 is an overall plan view of a car washing device.

FIG. 2 is an enlarged sectional view taken along line 2-2 of FIG. 1;

FIG. 3 is a view in the direction of arrows in FIG. 2;

FIG. 4 is an explanatory diagram of an operation.

FIG. 5 is an explanatory diagram of an operation.

[Explanation of symbols]

 V vehicle VC conveyor (vehicle transfer means) RF running frame 8 motor (variable speed transfer drive means) 12 motor (variable speed drive drive means) 14 guide rail 15 side brush 23 shake detection switch (front detection means) 29 control device (control Means) 30 operation input switch (operation input means)

Claims (1)

(57) [Claims] Moving the front of 1. A vehicle during transport in a vehicle transfer means (VC) (V), in the lateral direction of the run line frame along said guide rails provided on the (RF) (14) the vehicle (V) in capable provided with support Idoburashi (15), the traveling frame
A vehicle (V) traveling in the traveling direction of the vehicle (V) while brushing the vehicle (V); a speed variable traveling drive means (12) for traveling the traveling frame (RF); 15) The front frame detecting means (23) for detecting that the front frame of the vehicle (V) has come into contact with the front surface of the vehicle (V). vehicle
Run at a speed higher than the transfer speed of the transfer means (VC)
The variable speed traveling drive means (1)
(2 ) A car washing device comprising: a control unit (29) for controlling (2 ) .