JP4030290B2 - Door function guarantee system - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a technique for inspecting the function of an electrical component incorporated in a vehicle door.
[0002]
[Prior art]
2. Description of the Related Art Conventionally, a vehicle body carried into a vehicle body assembly line from a vehicle body painting line separates a door from the vehicle body in an initial process. This is because, when the interior of the vehicle body is assembled with the door attached to the vehicle body, the door becomes an obstacle to the assembly, the door is damaged during assembly, and the door opening / closing space is required. This is because there is a defect.
For this reason, the removed door is sent to the door assembly line synchronized with the assembly line of the car body, and parts such as window glass, power window, door lock, door mirror, speaker, etc. are assembled, and the door inner for waterproofing. After applying a sealant to the panel opening, a sealing screen is stuck on this, and a door lining is attached to complete the small assembly, and the door is assembled to the vehicle body again. Then, in the final process of the vehicle body assembly line, the functional inspection of the electrical components incorporated in the vehicle body and the door is performed.
[0003]
[Problems to be solved by the invention]
However, in the conventional case, as a result of the functional inspection of the electrical components such as the power window, door switch, door lock, door mirror, speaker, etc. incorporated into the door in the final process of the body assembly line, there are electrical defects. Once discovered, the door lining and sealing screen, etc. must be removed and repaired in the repair process, and after the repair, the door must be reassembled, resulting in troublesome work and increased man-hours. It was.
[0004]
SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to make it possible to easily repair even if a defect is found in an electrical component assembled to a door so that man-hours are not required.
[0005]
[Means for Solving the Problems]
To achieve the above object, the present invention provides an electrical component for a door on a hanger of a door assembly line in a door function assurance system in which the function of an electrical component incorporated in a vehicle door is inspected by a door function assurance unit. The door function guarantee unit coupler is connected to the door side harness coupler in the state before the window lifting motor , door lock unit, remote control door mirror, speaker and door switch unit are assembled and door lining is assembled. By operating the start switch of the door function guarantee unit, the power window is automatically activated according to the procedure stored in the door function guarantee unit in advance, the operation time and current value at this time are inspected, and the remote control door mirror is activated. Check the operating time and current value, and The impedance of each of the car and the door switch unit is tested at the same time, the test value is compared with the reference value stored in the door function guarantee unit, and if the reference value is exceeded, an individual red lamp indicating an abnormality, Using the NG lamp that is turned on at the same time when any one of the individual lamps is turned on, an abnormality is displayed for each function check of each electrical component, and after repairing the electrical component for which an abnormality has been displayed, again An inspection of function confirmation was performed by the door function guarantee unit, and when it was displayed as normal, it flowed to the next process.
[0006]
In this way, with all electrical components assembled on the door assembly line hanger, inspection is performed by the door function guarantee unit, and abnormalities are discovered before the door is assembled to the car body, simplifying repair work and Man-hours can be reduced.
Here, the specific function confirmation procedure, etc. stored in advance in the door function assurance unit is arbitrary. For example, for a power window, a door mirror, etc., the operation time, the operating current, etc. are measured by actually operating. For the door lock, door switch, speaker and the like, a method of measuring impedance can be applied.
[0007]
In the present invention, the function determination of the electrical component by the door function assurance unit is performed before the door lining or the like is assembled.
[0008]
Here, the assembly of the door lining and the like is an operation performed after the assembly of the electrical components, for example, the attachment of the sealing screen and the assembly of the door lining. Even if an abnormality or the like is found, it is not necessary to remove the sealing screen and the door lining, and the repair work can be further simplified.
[0009]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments of the present invention will be described with reference to the accompanying drawings.
FIG. 1 is an explanatory view of a state of function inspection using the door function guarantee unit according to the present invention, FIG. 2 is an explanatory view of a door conveyed by a hanger of a door subassembly line, FIG. 3 is a side view of FIG. FIG. 4 is an exploded view of the front door.
[0010]
The door function guarantee system according to the present invention can be repaired easily and without man-hours even if a malfunction is found in the electrical components assembled to the door. It is characterized by the inspection by the door function guarantee unit in the state where the electrical components are assembled.
[0011]
That is, as shown in FIGS. 2 and 3, a hanger 2 is movably provided on the conveyor 1 of the door subassembly line A, and a door holding member 3 that holds the front door F is below the hanger 2. In addition, a door holding member 4 for holding the rear door R is provided, and various parts are assembled while the doors F and R held by the door holding members 3 and 4 are conveyed by the hanger 2.
[0012]
Here, the front door F will be described as a representative example. As shown in FIG. 4, the front door F includes a window glass 5, a remote control door mirror 6, a window raising / lowering motor 7, and a door lock unit 8. In addition, the speaker 9, the door switch unit 10, and the like are assembled on the small assembly line A, and the couplers C _{6 to} C ₁₀ of the electrical components ₆ to ₁₀ can be connected to the component coupling coupler C ₂ of the harness 11. .
A harness coupler C ₁ is provided in front of the harness 11.
[0013]
As shown in FIG. 1, the door function assurance unit 12 includes a harness coupling coupler C ₁₂ that can be connected to the harness coupler C ₁ of the harness 11, a start switch 13 for starting the operation of the unit 12, and a unit body 14. The unit body 14 includes a red lamp 15 indicating a power window abnormality, a red lamp 16 indicating a door switch abnormality, a red lamp 17 indicating a door lock abnormality, and a remote control door mirror abnormality. A red lamp 18 indicating a speaker, a red lamp 19 indicating a speaker abnormality, an NG lamp 20 that is turned on simultaneously when any one of the red lamps 15 to 19 is turned on, and an OK lamp 21 that is turned on in a normal state are provided. It has been.
[0014]
Then, lowering the harness coupling coupler C _12, connected to the harness coupler C ₁ of the harness 11, when actuating the start switch 13, after the window glass 5 is raised to the rising edge from automatically falling edge, the upper end The door mirror 6 automatically moves from the neutral position to the upper rotation end, lower rotation end, and neutral position, and then moves to the right rotation end, left rotation end, and neutral position. And the inspection is done. At the same time, the impedances of the door lock 8, the speaker 9, and the door switch 10 are automatically measured.
[0015]
The function inspection procedure by the door function guarantee system as described above will be described.
When the front door F held by the door holding member 3 of the hanger 2 flows along the conveyor 1 of the small assembly line A as shown in FIGS. 1 and 2, the wind glass is applied to the front door F. 5, remote control door mirror 6, window raising / lowering motor 7, door lock unit 8, speaker 9, door switch unit 10, harness 11, and the like are sequentially assembled, and couplers C ₆ to C 6 of each electrical component 6 to 10. C ₁₀ is connected to the component coupling coupler C ₂ of the harness 11.
[0016]
When all the electrical components are assembled, the harness coupling coupler C ₁₂ of the door function assurance unit 12 is connected to the harness 11 on the front door F side on the door holding member 3 of the hanger 2 as shown in FIG. Connected to the harness coupler C ₁ and actuates the start switch 13.
[0017]
Then, a command is issued to the window glass 5 so as to rise from the descending end to the ascending end and then descend from the ascending end to the descending end, and the operation time at this time is automatically measured. Then, the measured value is compared with a reference value stored in advance in the unit body 14, and the red lamp 15 is turned on when the operation time exceeds the reference value or when the current value deviates from the reference value.
In this case, malfunction of the window raising / lowering motor 7 or interference between the window glass 5 and the sash is considered, and it is determined that repair is necessary.
[0018]
Further, the door mirror 6 is operated from the neutral position to the upper rotation end, the lower rotation end, and the neutral position, and then commands to operate to the right rotation end, the left rotation end, and the neutral position are issued. Time is measured automatically. Then, the measured value is compared with a reference value stored in advance in the unit main body 14, and when the operation time exceeds the reference value or when the current value deviates from the reference value, the red lamp 18 is turned on.
In this case, a malfunction of the door mirror motor is considered, and it is determined that repair is necessary.
[0019]
Next, with respect to the door lock unit 8, the speaker 9, and the door switch unit 10, the respective impedances are automatically measured and compared with reference values stored in the unit main body 14 in advance.
When a short circuit occurs, the impedance decreases, and in the case of disconnection or poor coupler coupling, the impedance is infinite. In any case, the reference value is deviated, and the corresponding red lamps 17, 19, 16 are lit. .
[0020]
When any one of the red lamps 15 to 19 is turned on, the upper NG lamp 20 is also turned on to call attention.
In this case, repair work is appropriately performed in accordance with the contents of the failure, the operation is confirmed again by the door function guarantee unit 12, and when the OK lamp 21 is turned on, the hanger 2 is flowed to the next process.
If all the item criteria are satisfied from the beginning, the OK lamp 21 is turned on. In this case, the hanger 2 is flowed to the next process.
[0021]
In the above embodiment, the case of the front door F has been described as an example, but the rear door R can be performed in the same manner.
And by setting it as such a structure, the trouble of the complicated repair operation | work like the past and the malfunction of the man-hour increase can be avoided.
[0022]
The present invention is not limited to the above embodiment. What has substantially the same configuration as the matters described in the claims of the present invention and exhibits the same operational effects belongs to the technical scope of the present invention.
For example, an electrical component incorporated in the door is an example, and a specific function confirmation procedure of each electrical component is also an example.
[0023]
【The invention's effect】
As described above, in the door function assurance system according to the present invention, the door function assurance unit coupler is connected to the door side harness coupler in a state in which all electrical components are assembled to the door on the hanger of the door assembly line. Inspect the function confirmation of each electrical component according to the procedure stored in the door function assurance unit, compare this inspection value with the reference value stored in the door function assurance unit, and display an error if the reference value is exceeded As a result, abnormalities can be found before the door is assembled to the vehicle body, and the repair work can be simplified and the number of man-hours can be reduced.
In addition, if the function of electrical components is judged by the door function guarantee unit before assembly of the door lining, etc., it is not necessary to remove the sealing screen or the door lining even if an abnormality is found. Is simplified.
[Brief description of the drawings]
FIG. 1 is an explanatory diagram of a state of functional inspection using a door function guarantee unit according to the present invention. FIG. 2 is an explanatory diagram of a door conveyed by a hanger on a door assembly line. FIG. 3 is a side view of FIG. 4] Exploded view of front door [Explanation of symbols]
1 ... conveyor, 2 ... hangers, 6 ... door mirrors, 7 ... wind up-and-down motor, 8 ... door lock unit, 9 ... speaker, 10 ... door switch unit, 11 ... harness, 12 ... door function assurance unit, C ₁ ... harness Coupler, C ₁₂ ... Harness coupling coupler, F ... Front door.

Claims (1)

A door function assurance system in which the function of an electrical component incorporated in a vehicle door is inspected by a door function assurance unit, and a window raising / lowering motor , which is an electrical component, or a door lock is attached to a door on a hanger of a door assembly line. The unit, remote control door mirror, speaker and door switch unit are all assembled and the door function guarantee unit coupler is connected to the door side harness coupler before assembly such as door lining. By activating the start switch, the power window is automatically activated according to the procedure stored in the door function assurance unit in advance, and the operation time and current value at this time are checked, and the remote control door mirror is operated to activate the operation time and current. Inspection of values, door lock unit, speaker and door switch unit Inspect the impedance of each of the doors at the same time, compare this inspection value with the reference value stored in the door function assurance unit, and if it is outside the reference value, an individual red lamp indicating an abnormality and this individual lamp Any one of the red lamps lights up and the NG lamp that lights up at the same time is used to display an abnormality every time the function confirmation of each electrical component is inspected. The door function guarantee system is characterized in that the function confirmation is inspected by the guarantee unit, and when it is displayed as normal, it flows to the next process.

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