KR20060036695A - Electric check out system control device of vehicle and method thereof - Google Patents

Abstract

The present invention can reduce the door length inspection time by automatically inspecting the electronic equipment of the vehicle door by building the same LAN (LAN) system as the vehicle in the door length inspection machine (ECOS), the operator caused by the repeated operation of the door length inspection The present invention relates to a door electric field inspection control device and method for reducing fatigue, and comprising: a main power supply for supplying direct current (DC) power required for door electric field inspection; A power supply and a measurement board electrically connected to the main power supply and constituting a power supply circuit for amplifying a voltage at both ends of a power supply and a shunt in a predetermined ratio to control a LAN system installed in a vehicle. Wow; A PC104 module configured to receive a power supply from a power supply and a measurement board, and to configure a personal computer structure applied to an embedded system; A switch box electrically connected to the PC104 module, the switch box having a switch related to a door electrical field inspection, and processing a corresponding input signal; A display unit for displaying a door full length inspection screen; An output unit for outputting a door length test result; A keyboard having an input function for program operation related to door full length inspection; Door length inspection comprises a barcode scanner for scanning the barcode of the vehicle.

Door, battlefield, inspection, echo

Description

ELECTRIC CHECK OUT SYSTEM CONTROL DEVICE OF VEHICLE AND METHOD THEREOF

1 is a view showing the configuration of a door length inspection system according to the prior art.

Figure 2 is a flow chart showing a working process of the door electric field inspection system according to the prior art.

3 and 4 are views showing the configuration of the door length inspection control apparatus according to an embodiment of the present invention.

5 is a flowchart illustrating a working process of the door length inspection control method according to an embodiment of the present invention.

The present invention relates to a door length inspection control device and method.

Typically, door electronics checkers called ECOS (Electric Check Out System) are used to check the operation of the electrical / electronic equipment of the final assembled door in a vehicle assembly line.

The assembled door and ECOS are connected by a connector, and the board is diagnosed as having an abnormal electrical function and checked for pass / fail according to the assembly state of the door.

1 is a view showing the configuration of a door electric field inspection system according to the prior art.

Referring to FIG. 1, a door electric field inspection system according to the related art includes a door electric field inspector (ECOS), a door server system, an ECOS server computer, a wireless repeater, a printer, a barcode scanner, and the like.

The door electric field tester (ECOS) uses the current measurement during operation of the electric device to diagnose the electric field abnormality and to indicate the sequential test items according to the specifications to prevent the test leakage.

The door server system receives the vehicle information and the parameter information file from the echo server computer and transmits it to the electric field inspector, and supplies the direct current (DC) power of the electric field inspector.

In addition, the test results of the electric field inspector are transmitted to the echo server computer.

The Echos server computer receives the production vehicle information generated from the host server separately provided in the vehicle assembly line, transmits the production vehicle information to the door server computer, and prepares and manages the inspection items and the database of the inspection results.

The wireless repeater handles the wireless communication between the battlefield inspector and the door server.

The printer outputs the inspection result, and the barcode scanner recognizes the barcode of the vehicle by the infrared scanner.

The door function inspection is currently performed by the operator using the above door electric field inspection system, and if it is checked whether it works properly with the naked eye by manually operating the door switch for each function of the door, it is ECOS. Only displays the following work schedule, check items and operating current during operation.

2 is a flowchart illustrating a working process of the door electric field inspection system according to the prior art.

Referring to FIG. 2, a work process of a door electric field inspection system according to the related art first reads a vehicle door barcode by analyzing a signal input through a barcode scanner (S210).

Subsequently, if there is vehicle information, an inspection item corresponding to a general test is obtained (S212 and S214).

Then, the test TEST is executed, and the test is executed in accordance with the order of the respective test items (S216 and S218).

At this time, if each test item is displayed on the ECOS, the operator visually checks the test items specified in the confirmation display by manually operating each function switch of the door and visually checks whether they work properly.

Subsequently, the total sum / part of the advanced test is determined (S220).

Then, the test result is printed by the printer, and the data is transmitted to the server (S222, S224).

If there is no vehicle information in the above-mentioned (S212), bring the inspection items corresponding to the basic test (S226).

The door full length inspection method according to the prior art when using the above method has a problem that the inspection time is excessively excessive and the fatigue of the operator due to a long repetitive work is increased.

An object of the present invention is to build the same LAN (LAN) system as a vehicle in the door electronic tester (ECOS) to automatically check the electronic equipment of the vehicle door to shorten the door electronic test time, it is possible to repeat the operation of the door To provide a door length inspection control device and method that can reduce the fatigue of workers occurring.

In order to achieve the above object, the present invention provides a door full length inspection control apparatus, comprising: a main power supply for supplying direct current (DC) power required for a full length inspection of a door; A power supply and a measurement board electrically connected to the main power supply and constituting a power supply circuit for amplifying a voltage at both ends of a power supply and a shunt in a predetermined ratio to control a LAN system installed in a vehicle. Wow; A PC104 module configured to receive a power supply from a power supply and a measurement board, and to configure a personal computer structure applied to an embedded system; A switch box electrically connected to the PC104 module, the switch box having a switch related to a door electrical field inspection, and processing a corresponding input signal; A display unit for displaying a door full length inspection screen; An output unit for outputting a door length test result; A keyboard having an input function for program operation related to door full length inspection; It characterized in that the configuration including a bar code scanner for scanning the bar code of the door full length inspection vehicle.                     

In addition, to achieve the above object, the present invention provides a method for performing a door full length inspection control, comprising: reading a vehicle door bar code by analyzing a signal input through a barcode scanner; Bringing the inspection items corresponding to the general test if there is vehicle information, and executing a test (TEST) to automatically execute the inspection in the door electric field inspector according to the order of each test item; Determining total pass / fail of the advanced test; And printing the test results to a printer and transmitting the data to the server.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. While many specific details, such as the following description and the annexed drawings, are shown to provide a more general understanding of the invention, these specific details are illustrated for the purpose of explanation of the invention and are not meant to limit the invention thereto. And a detailed description of known functions and configurations that may unnecessarily obscure the subject matter of the present invention will be omitted.

The embodiment of the present invention improves the circuit inside the ECOS to check the door function automatically when the connector between the assembled door and the ECOS is connected instead of checking the inspection items manually. It is.

In the general door sub-field, door electronics inspection is carried out using ECOS inspection equipment, and the operator checks the door electronics as instructed by the ECOS inspection equipment monitor. As it is operated and inspected manually, not only does it take a lot of inspection time, but also it can cause problems such as cumulative worker fatigue and reduced work efficiency.

In order to solve this problem, an embodiment of the present invention configures the system configuration in the ECOS inspection equipment main body to be the same system as the vehicle door electronic equipment, and also builds the same LAN system as the vehicle in the equipment main body. .

As a result, the forced operation of vehicle electrical equipment, which is a function of the LAN system, can be utilized in the ECOS inspection system.

ECOS Test Equipment Just add the I / O board and control unit to control the LAN system, and the operator presses the start button of the ECOS test equipment. The inspection equipment can automatically check all door electronics of the vehicle.

In the past, the centralized type used to connect the terminal (TERMINAL) online (ON-LINE) to the large-capacity computers with high performance. However, since the personal computer (PC) has been mass-produced since the 80s, distributed processing methods such as servers and clients are used. Moved to.

LAN is a data communication system changed from centralized processing to distributed processing, and can be defined as a general-purpose network that interconnects various devices such as terminals, microcomputers, and audio devices within a short distance.

In other words, a LAN is a system in which distributed computers perform information processing on an equal basis with each other and process necessary data on-line. It is a system that is feasible and easy to expand and relocate.

When the LAN system is applied to the vehicle electronics control, the vehicle electronics consists of many electronics such as door lock / unlock, timer, various lamps, alarm device, seat belt, outside mirror and instrument panel. In order to operate various functions depending on the state of the vehicle, control according to the condition of the vehicle is required.

In order to centrally configure and control all of these problems, complicated problems such as the arrangement of wirings are generated. Thus, the control system is divided into several parts, and the configured control system is connected by a communication line to transmit and receive necessary information. .

Currently, the vehicle is divided into four parts of the body electronics to form a network to exchange necessary information through MAIN communication.

1) IN PANEL COMPUTER

It receives signals from the multifunction switch and controls the indicator and warning lights on the instrument cluster and signals the front computer that controls headlamps, taillights, fog lights and wipers.

A computer configured for networking puts signals for direction indication, vehicle speed, parking brake, engine check and diagnosis on communication, and receives signals related to opening / closing of doors, steering wheel locks, and system control.

2) driver's seat door module / passenger seat door module                     

Various door lock / unlock, mirror adjustment switch, power window receive various signals and control the door, mirror and power window.

It also exchanges door locks / unlocks, mirror power windows, reverse and vehicle speeds over communications.

3) ETACS Computer

Various lamps, alarms, alarms, door locks / unlocks, power by receiving signals such as emergency lights, hot wires, doors, trunks, handle locks, and door lock / unlock by remote control, power window, outside mirror, and remote start control signals. Control windows, etc.

In addition, in communication, the switch signal of the door or trunk required for the driver's seat and passenger's door module, direction indication, parking brake, vehicle speed and engine checks, etc. are exchanged.

4) ETACS (Electronic Time & Alarm Control System)

It is an electronically controlled alarm device such as seat belt alarm function, defrost function, door alarm sound, door key and keyway lighting function, intermittent wiper function, washer interlock wiper function and key recovery function.

3 and 4 are views showing the configuration of the door length inspection control apparatus according to an embodiment of the present invention.

Referring to Figures 3 and 4 will be described the configuration of the door length inspection control apparatus according to an embodiment of the present invention.

First, the main power supply constituting the embodiment of the present invention supplies a direct current (DC) power to the electric field tester.                     

The output is variable with a maximum output of 15V and 50A.

The fuse board installs a fuse at the relay output stage to protect the door electrical components and the electric field inspector against over current.

The first relay board is interfaced with the first input / output (I / O) board and performs ON / OFF operation of the door electrical component.

The second relay board is interfaced with the second input / output (I / O) board and performs voice output of the voice system.

The power supply and measurement board amplifies the voltage across the CPU board's power supply and shunt at a constant rate and applies it to the analog-to-digital converter (ADC) board input.

Shunt is used for current measurement with 0.05 Ohm resistance.

The PC104 module is a personal computer structure that is applied to an embedded system and complies with the IEEE-P996 standard.

Analog-to-digital converter (ADC) boards measure the operating current of electrical components by measuring the voltage across the power supply and shunt.

The first digital input / output (I / O) board controls the relay and the switch box input signal of the first relay board. For controlling electronic parts.

The second digital input / output (I / O) board controls the relay of the second relay board.

The PCMCIA board has a PCMCIA BUS SLOT for a wireless LAN card.

CPU board includes CPU (DX2 66Mhz), memory (Memory, 4M DRAM), Disk On Chip (16MB)

The switch box processes switch input signals such as START, STOP, OK, FALSE, LOCK, LOCK, and UNLOCK.

The wireless LAN card is a frequency hopping LAN card with a transmission rate of 2 Mbps, and is a PCMCIA BUS type.

The thin film transistor liquid crystal display (TFT LCD) is set to a resolution of 640 * 480 to display a test screen.

The thermal transfer printer is a printer using heat-sensitive paper, and functions to output the test result.

Thermal transfer printers have the advantage of not requiring cartridge replacement.

32 The keyboard is a keyboard for program operation.

The barcode scanner scans the vehicle barcode.

5 is a flowchart illustrating a working process of the door length inspection control method according to an embodiment of the present invention.

Referring to FIG. 5, a work process of the door length inspection control apparatus according to an exemplary embodiment of the present invention first analyzes a signal input through a barcode scanner to read a vehicle door barcode (S510).

Subsequently, if there is vehicle information, an inspection item corresponding to a general test is obtained (S512 and S514).

Then, the test TEST is executed, and the test is executed in accordance with the order of each test item (S516 and S518).

At this time, each inspection item is automatically inspected by ECOS.

Subsequently, the total sum / part of the advanced test is determined (S520).

The test results are printed by the printer, and the data is transmitted to the server (S522, S524).

If there is no vehicle information in the above-mentioned (S512), the inspection item corresponding to the basic test is brought (S526).

As described above, the door length inspection control apparatus and method according to the present invention establishes the same LAN system as the vehicle in the door length inspection machine (ECOS), and switches the electronic equipment of the worker vehicle door on / off with the existing inspection equipment. The manual work by turning (ON / OFF) has the effect that ECOS automatically operates the electronic equipment of the door of the vehicle by itself so that the inspection time can be shortened automatically without the operator performing it.

In addition, since the circuit configuration in the door electrical tester is the same as the vehicle, it is easy to find and correct an error in the event of a failure, and it is possible to reduce the fatigue of the operator caused by repetitive work.

Claims (13)

In the door full length inspection control device, A main power supply for supplying direct current (DC) power required for the door electrical inspection; A power supply and a measurement board electrically connected to the main power supply and constituting a power supply circuit for amplifying a voltage at both ends of a power supply and a shunt in a predetermined ratio to control a LAN system installed in a vehicle. Wow; A PC104 module configured to receive a power supply from a power supply and a measurement board, and to configure a personal computer structure applied to an embedded system; A switch box electrically connected to the PC104 module, the switch box having a switch related to a door electrical field inspection, and processing a corresponding input signal; A display unit for displaying a door full length inspection screen; An output unit for outputting a door length test result; A keyboard having an input function for program operation related to door full length inspection; Door full length inspection door full length inspection control device comprising a barcode scanner for scanning a barcode of the vehicle. According to claim 1, wherein the power supply and the measurement board A fuse board electrically connected to the main power supply and configured to install a fuse at a relay output to protect a door electric component and an electric field inspector against an overcurrent; A first relay board that interfaces with a first input / output (I / O) board constituting the PC104 module and performs an on / off operation of a door electrical component; And a second relay board which interfaces with a second input / output (I / O) board constituting the PC104 module and performs a voice output of a voice system. 3. The apparatus of claim 2, wherein the shunt is used for current measurement with a resistance of 0.05 Ohms. 3. The apparatus of claim 2, wherein the PC104 module complies with the IEEE-P996 standard. The method of claim 4, wherein the PC104 module An analog-to-digital converter (ADC) for measuring the voltage of the power supply and shunt to measure the operating current of the electronic component; A first digital input / output (I / O) board for controlling relays and switch box input signals of the relay board-1; A second digital input / output (I / O) board for controlling relays of the relay board-2; A PCMCIA board having a PCMCIA BUS SLOT for a wireless LAN card; And a CPU board having a central computing unit (CPU), a memory, and a disk on chip. The door electric field test according to claim 5, wherein the power supply and the measurement board amplify the voltages at both ends of the power supply and the shunt of the CPU board at a predetermined ratio and supply them to the analog digital converter (ADC) board input terminals. Control unit. 6. The apparatus of claim 5, further comprising a wireless LAN card of a PCMCIA BUS type electrically connected to the PCMCIA board. . 8. The apparatus of claim 7, wherein the wireless LAN card is a frequency hopping LAN card having a transmission rate of 2 Mbps. The switch box of claim 1, wherein the switch box processes switch input signals such as START, STOP, Pass, OK, NG, Lock, and UNLOCK. Door full length inspection control device. The apparatus of claim 1, wherein the display unit is configured of a thin film transistor liquid crystal display (TFT LCD). The apparatus of claim 1, wherein the output unit comprises a thermal transfer printer using thermal paper. In the method of having the structure of the door full length inspection control apparatus of Claim 5 and performing door full length inspection control, Analyzing a signal input through a barcode scanner to read a vehicle door barcode; Bringing the inspection items corresponding to the general test if there is vehicle information, and executing a test (TEST) to automatically execute the inspection in the door electric field inspector according to the order of each test item; Determining total pass / fail of the advanced test; And printing a test result with a printer and transmitting data to a server. The method of claim 12, further comprising bringing an inspection item corresponding to a basic test when there is no vehicle information.

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