JPH03220047A - Continuous car washer - Google Patents

Abstract

PURPOSE:In a car washer composed of a conveyor for automobile carriage installed on the floor and a frame wherein washing equipment is arranged, to facilitate the assembling by dividing the frame into segments of specified lengths and enabling them to be separated and coupled, and providing every unit frame with a separate washing equipment element. CONSTITUTION:A washer body 1, which extends in the carriage direction of a conveyor 2 for automobile carriage installed on the floor, is equipped with a first washing function part a, which has side brushes 5, a second washing function part b, which has a rocker brush 6 and a top brush 7, a wax function part c, which has side brushes 11 and a top brush 12, and a dry function part d, which has blower nozzles 14 and 15. In this case, the frame of the car washer body 1 is divided fro every function part a-d, and those are respectively constituted as units capable of separation and coupling. And each unit a-d is provided with unit controls 31a-31d, and several unit controls 31a-31d are controlled through a cable 33 from central controls 30.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a continuous car wash device of the type that transports cars by a conveyor and automatically washes the car bodies of the cars accordingly.

[Prior art and its problems] In general, this type of continuous car wash equipment has washing equipment arranged inside one after the other and a conveyor transports the car inside the washing equipment, so it becomes a long frame-like device and is difficult to use as a device. It was not possible to transport the product in its completed state, so each component had to be assembled at the installation site.

As a result, installation work is troublesome, requiring a large number of assembly personnel on site, a large assembly space, and the work is affected by the weather. There were big problems in doing so.

This point will be explained based on the first conventional example.

1 is a car wash device main body, 2 is a conveyor 6 The car wash device main body 1 is successively arranged in the order of a first washing function part a, a second washing function part b, a wax function part C and a drying function part d. It consists of cleaning equipment elements.

The first cleaning function section a is provided with a rinse nozzle 3 for discharging fresh water, a detergent nozzle 4 for discharging detergent water, and a pair of side brushes 5, and the second cleaning function section a is provided with: A pair of rocker brushes 6 and a top brush 7 are provided.

The wax function section C includes rinse nozzles 8 and 9 that discharge clean water, a horn nozzle 10 that discharges wax water,
A pair of side brushes 11, 11 and top brush 12
The drying function section d is provided with blowers 13 and 13.
And blower nozzles 14, 15, 15 are provided.

In addition, each of the functional parts a to d is provided with the liquid agent discharge nozzle 3.
It is equipped with various controlled devices such as solenoid valves that open and close each of the pipes 4, 8, 9, and 10, a motor that drives the brush and blower, and an air cylinder that moves the brush and blower nozzle. Relay boards 16a to 16d are provided for energizing the devices.

Reference numeral 20 denotes a control unit that controls various controlled devices including the conveyor 2 according to a predetermined sequence, and sends control signals to each unit via signal lines to the relay boards 16a to 16a.
Send to 16d.

Therefore, when assembling the conventional device having the above configuration, after assembling the frame and installing components such as nozzles, brushes, and blowers inside, the control unit 20 and the relay boards 16a and 16d are connected to the controlled As many devices as there were, they had to be connected using signal lines, which required complicated and time-consuming work. In addition to connecting to the relay board, it is also necessary to connect a large number of sensors installed in each part of the device, such as the vehicle body detection device, proximity switch, overload detector, etc., which takes time when assembling the structure. In addition to the number of man-hours, it took a long time to complete the device.

[Means for solving the problem] A frame unit with cleaning equipment elements attached is configured,
Each of the divisible units is provided with a unit control means for controlling the controlled equipment included in the unit, and the unit control means and the central control means relating to the entire apparatus are connected via a system bus. , which aims to solve the problems mentioned above.

[Function] This makes it possible to assemble the long, frame-shaped car wash device unit by unit at the factory and carry out construction work at the installation site efficiently and in a short time.Furthermore, the central control means and the unit control means can be connected via a system bus. For example, a control system for the entire car wash apparatus is constructed, and there is no need to connect the central control means and the controlled devices one by one with signal lines as in the past.

[Example code] The embodiment will be described below with reference to FIG. 2 and subsequent drawings.

FIG. 2 is an explanatory plan view showing an example in which the present invention is applied to a car wash apparatus having a structure similar to that of FIG. 1.

30 is a central control unit, 31a to 31d are each unit a-
unit control section provided in d; 32 is the central control section 31;
This is an operation panel that connects to the A cable 33 connects these control units and functions as a system bus for transmitting various data and control signals. Therefore, each unit control section 31a to 31d exchanges a control signal with the central control section 30 via the system bus 33, outputs a signal to the relay board 16a to 16d based on this control signal, and outputs a signal to the relay board 16a to 16d. Controls power supply to control equipment.

The conveyor 2 includes a drive motor 34 at the rear of the apparatus main body 1, and is controlled by a unit control section 31d of the drying unit d. , 35 is a rotary encoder attached to the transmission part of the drive motor 34, which outputs a pulse every time the conveyor 2 moves a unit distance.This pulse signal is counted in the unit control part 31d, and the moving distance of the conveyor 2 is calculated. used for detection.

36 is a main body detector provided at the entrance of the apparatus main body 1;
It consists of a known photoelectric switch and detects the entry of a car into the device.

FIG. 3 is a block diagram showing the control system of the above embodiment.

The central control section 30 includes a main board 301 that performs transmission control with the unit control sections 31a to 31d, and an operation board 32.
Sub board 30. It consists of One of the unit control sections 31a to 31d receives detection inputs from a main board 311 connected to the central control section 30 via the system bus 33, an output board 31□ that outputs signals to the relay boards 16a to 16d, and sensors in each section. are each equipped with an input board 313 to be attached.

Polling type transmission is performed between the PTts via the system bus 33. That is, the central control unit 30
transmits a normal polling sequence to prompt transmission from the unit controllers 31a to 31d, and when there is data to be transmitted from the central controller 30, transmits a selecting sequence to transmit the data.

Regarding the content of this transmitted data, the central control unit 30
The unit controllers 31a to 31d mainly send out key manual data on the operation board 32, and the unit controllers 31a to 31d send out operating states of controlled devices provided in each unit and detection signals from sensors provided in each unit. In particular, the drying unit 31d sends out the moving distance of the conveyor in accordance with the pulse output of the rotary encoder 35, and each unit control section controls the operation of the controlled equipment based on this moving distance data.

The operation panel 32 includes a display 37 and a key manual section 38.
and a coin/card accepting section 39, which is laid out so that according to the guide display on the display 37, a coin or card is inserted, the car wash fee is processed, and the desired car wash is performed manually. In the key manual section 38, 381 is a car wash course designation key, 38□ is a car model designation key 38, and 38 is a setting key.The desired car wash course is designated with the car wash course designation key 381, and the type that requires avoidance action such as a brush is selected. If it is a car, specify it using the car type specification key 382 and finally press the setting key 383.

Reference numeral 40 is a car wash monitor, which has lamps arranged for each controlled device according to the layout inside the main body of the device, lights up to display the operating devices so that the progress of the car wash can be checked, and when an abnormality is detected by the sensors of each part, It is configured to display the relevant part blinking to notify the abnormal location. Reference numeral 45 is a frame of each unit a to d, which is formed in a gate shape, and a connecting piece 47 is provided on the edge 46 of this frame, and bolts 48,
By fixing the frames 45 to each other with nuts 49, the units can be connected.

50 is an exterior plate.

Next, the operation in this embodiment will be explained.

Nozzles are pre-assembled into units at factories.

We transport and assemble units of cleaning equipment such as brushes, motors, and blowers.

A fixed car wash device is installed and the car to be washed is placed on the conveyor at the start position. Prior to this car wash, the device panel 32 receives and receives car wash input. If there is an input, the central control unit 30 receives the input content. The system bus 3
Send to 3.

Thereafter, when the vehicle body detector 36 detects the entry of a car, the central control unit 30 sends a signal to the system bus 33 to notify the start of the car wash.

Upon receiving this car wash start signal, the unit control section 31d of the drying unit d starts counting pulse signals from the rotary encoder 35, and sends the count value to the system bus 33 each time the count progresses.

The unit control sections 31a to 31d call respective registered sequence programs according to the content of the received operation input, and execute the programs based on the count value of the pulse signal.

In addition, the output board 31□ and input board 3 accompanying this
The contents of each port of 13 are sent to the system bus 33.

On the other hand, in the central control section 30, each unit control section 31a to 3
The operation of each part is displayed on the car wash monitor 40 based on the data transmitted from 1d. Furthermore, when the central control unit 30 detects the occurrence of an abnormality based on the transmitted data, it sends an abnormality stop signal to the system bus 33 and displays the location where the abnormality has occurred on the car wash monitor 40.

According to the embodiment configured as described above, the units a to d constituting the car wash apparatus main body 1 are interconnected by the system bus 33 and can exchange necessary data. There is no need to connect multiple signal lines between them. Therefore, each unit a to d is shipped with the controlled device of each unit connected to the unit controllers 31a to 31d, and at the site the unit controllers 31a to 31d are connected.
It is sufficient to simply connect 1d with a cable 33 that functions as a system bus.

[Effects of the Invention] The present invention is constructed as described above, and provides a car washing device comprising a conveyor for transporting automobiles installed on the floor, and a frame in which cleaning equipment such as a liquid injection nozzle, a cleaning brush, and a blower nozzle are arranged. Since the frame can be divided into predetermined lengths and separated and connected, and each separated unit frame is provided with an individual cleaning equipment element, it can be installed at a conventional location.

Rather than assembling various parts individually, the car wash equipment can be configured by simply joining together the washing equipment units that have been preassembled at a factory, etc., and connecting the parts between the units, so the work time for assembly and installation can be significantly reduced. Moreover, by making the unit size transportable in advance and connecting the units assembled at the factory,
Not only can quality be stabilized, but the number of people and time required to work at the installation site can be significantly reduced, and the control configuration is extremely simple, simply connecting the central control means and unit control means via a system bus. The control system for the entire device is completed in this work, making it possible to eliminate the need for complicated and time-consuming wiring work at the site where the device is installed, as was the case in the past.

[Brief explanation of drawings]

FIG. 1 is an explanatory plan view showing a conventional example. The second part is an explanatory diagram of one embodiment of the present invention. FIG. 3 is a block diagram showing the control system of the same embodiment. FIG. 4 is an explanatory diagram of the main parts of the same embodiment. Reference numeral 1 indicates a main body of the car wash apparatus, 2 a conveyor, 3o a central control means, 31a to 31d a unit control means, 33 a system bus, and a to d divisible units. MK Seiko Co., Ltd. -, - J, '-, Z Figure a

Claims (1)

[Claims] A car washing device comprising a conveyor for transporting cars installed on the floor and a frame-shaped frame in which cleaning equipment such as a liquid injection nozzle, a cleaning brush and a blower nozzle are arranged, the frame being divided into predetermined lengths. A continuous car wash device that can be separated and connected, and each separated unit frame is provided with individual washing equipment elements.