KR102059633B1 - Apparatus and method for inspecting defect of wiring harness for special vehicle - Google Patents

Abstract

Disclosed are an apparatus and a method for inspecting a defect of a wiring harness for a special vehicle which can perform defect status inspection regardless of the skill level of a worker. According to an embodiment of the present invention, the apparatus for inspecting a defect of a wiring harness for a special vehicle comprises: a receiving unit to receive a user input linked to a type of a wiring harness to be inspected; a harness identification unit to identify a type of a special vehicle on which the wiring harness to be inspected is to be mounted and a part type of the wiring harness to be inspected based on the user input; an inspection jig into which the wiring harness to be inspected is inserted; a display unit to determine an insertion pattern for the inspection jig of the wiring harness to be inspected based on the type of the special vehicle and the part type, and display the determined insertion pattern on the upper surface of the injection jig; a sensor unit to determine whether the wiring harness to be inspected is inserted into the inspection jig to match the insertion pattern; and an inspection unit to inspect whether the wiring harness to be inspected is defective if the wiring harness to be inspected is inserted to match the insertion pattern as a determination result of the sensor unit.

Description

Defect inspection device and method of special vehicle wiring harness {APPARATUS AND METHOD FOR INSPECTING DEFECT OF WIRING HARNESS FOR SPECIAL VEHICLE}

The present application relates to a defect inspection apparatus and method for a special vehicle wiring harness.

Wiring harness is a generic term for articles that are manufactured for the purpose of transmitting electrical signals and power to each system in a vehicle, and are processed by binding wires, connectors, and power distribution devices.

Such a vehicle-mounted wiring harness is manufactured in a complex structure consisting of several connector terminals and wires, and is finally mounted on the vehicle after performing a wiring harness inspection (reliability test) before being mounted on the vehicle.

However, the conventional wiring harness check for defects is often performed only by the operator's naked eye, in this case, the minute of the parts due to the deviation of the detection ability of the individual worker, the limitation of the inspection depending on the judgment of the person There is a limit that can not detect the defect.

In particular, the inspection of the defective wiring harness mounted on special vehicles such as golf carts, electric cars, and firefighting vehicles, which are not typical vehicles such as passenger cars, may be performed by skilled workers due to the variety of sizes and functions of special vehicles. The disadvantage is that it can't be done properly.

Background art of the present application is disclosed in Korea Patent Publication No. 10-1348157.

The present invention is to solve the above-mentioned problems of the prior art, the inspection of the wiring harness on the basis of the user input for identifying the type of the special vehicle associated with the wiring harness for the special vehicle and the part type of the wiring harness to be inspected A special vehicle wire that can perform a sophisticated defect inspection regardless of the skill of the operator by determining the insertion pattern into which the inspection target wiring harness is inserted into the inspection jig in which the inspection is performed, and displaying the determined insertion pattern on the upper surface of the inspection jig. An object of the present invention is to provide an apparatus and method for inspecting a failure of a ring harness.

However, the technical problem to be achieved by the embodiments of the present application is not limited to the technical problems as described above, and other technical problems may exist.

As a technical means for achieving the above technical problem, a failure inspection apparatus for a wiring harness for a special vehicle according to an embodiment of the present application, the receiving unit for receiving a user input associated with the type of the wiring harness to be inspected, the user input A harness identification unit for identifying a type of a special vehicle to be mounted with the inspection target wiring harness and a part type of the inspection target wiring harness based on an inspection jig into which the inspection target wiring harness is inserted, and the type of the special vehicle. And a display unit configured to determine an insertion pattern of the inspection jig of the inspection target wiring harness based on the component type, and to display the determined insertion pattern on the inspection jig upper surface, wherein the inspection jig corresponds to the insertion pattern. A sensor that determines whether the target wiring harness is inserted When the test object wiring harness is inserted to match the insertion pattern as a result of the determination of a western part and the sensor part, the test part may include a test part which inspects whether the test object wiring harness is defective.

In addition, the component type may include a main wiring harness, a front wiring harness, an airbag wiring harness, a control wiring harness, a floor wiring harness, a loop wiring harness, a trunk lead wiring harness or a door wiring harness. have.

In addition, the defect inspection apparatus of a special vehicle wiring harness according to an embodiment of the present application, when the inspection target wiring harness is inserted so as to match the insertion pattern, as a result of the determination of the sensor, the inspection target wiring harness inserted Fixing to the inspection jig, and when the inspection whether the inspection target wiring harness inserted by the inspection unit is finished, it may include a locking portion for separating the inspection target wiring harness from the inspection jig.

The inspection unit may include an image analyzer configured to capture an image of each of the plurality of terminal units included in the inspection target wiring harness, and analyze an image of each of the photographed terminal units to diagnose an assembly state of each of the terminal units; A plurality of probes connected to each of the terminal units, and a terminal current analyzing unit and a wire included in the inspection target wiring harness, which conduct an energization test for each of the terminal units based on currents applied to the plurality of probes. It may include a tension measuring sensor for measuring a tension value of the, and may include a wire analysis unit for diagnosing the fastening state of the wire based on the sensing result of the tension measurement sensor.

In addition, the failure inspection apparatus for a special vehicle wiring harness according to an embodiment of the present application may include a result output unit for displaying a test result for whether the inspection target wiring harness is defective.

The result output unit may sequentially perform a diagnosis result of an assembly state by the image analyzer, a result of conducting the conduction test by the terminal current analyzer, and a result of diagnosing the fastening state of the wire by the wire analyzer. I can display it.

The result output unit may be configured to guide the completion of the defective inspection of the inspection target wiring harness when the diagnosis result of the assembly state, the conduction test execution result, and the fastening state diagnosis result of the wire belong to a preset normal range. You can output the display.

On the other hand, a failure inspection method for a special vehicle wiring harness according to an embodiment of the present application, receiving a user input associated with the type of the wiring harness to be inspected, the inspection target wiring harness based on the user input Identifying a type of special vehicle to be mounted and a part type of the inspection target wiring harness, determine an insertion pattern for the inspection jig of the inspection target wiring harness based on the type of the special vehicle and the component type; And displaying the determined insertion pattern on the inspection jig upper surface, determining whether the inspection target wiring harness is inserted into the inspection jig so as to match the insertion pattern, and the inspection target wiring harness is attached to the insertion pattern. When inserted to match, the fired wiring harness It may include the step of checking the amount.

In addition, the defect inspection method of the wiring harness for a special vehicle according to an embodiment of the present application, when the inspection target wiring harness is inserted to match the insertion pattern, as a result of the determination of the sensor, the inspection target wiring harness inserted And fixing the inspection jig to the inspection jig and when the inspection of the inspection target wiring harness inserted by the inspection unit is completed, separating the inspection target wiring harness from the inspection jig.

The checking of whether the inspection target wiring harness is defective may include photographing an image of each of the plurality of terminal portions included in the inspection target wiring harness, and analyzing the image of each of the photographed terminal portions. Diagnosing each assembly state, conducting an energization test for each of the terminal parts based on a current applied to at least one of a plurality of probes connected to each of the terminal parts, and included in the inspection target wiring harness And a tension measuring sensor measuring a tension value of a wire, and diagnosing a fastening state of the wire based on a sensing result of the tension measuring sensor.

In addition, the failure inspection method of the wiring harness for a special vehicle according to an embodiment of the present application may include displaying a test result for whether the inspection target wiring harness is defective.

The displaying of the test result may include: a diagnosis result of an assembly state by the image analyzer, a result of conducting the energization test by the terminal current analyzer, and a diagnosis state of a fastening state of the wire by the wire analyzer; Each can be displayed sequentially.

The displaying of the test result may include a failure test of the test target wiring harness when the diagnosis result of the assembly state, the conduction test execution result, and the fastening state diagnosis result of the wire are all within a preset normal range. An indication to guide the termination can be output.

The above-mentioned means for solving the problems are merely exemplary and should not be construed as limiting the present application. In addition to the above-described exemplary embodiments, additional embodiments may exist in the drawings and detailed description of the invention.

According to the above-described problem solving means of the present invention, the inspection that the inspection of the wiring harness is performed based on the type of the special vehicle associated with the wiring harness for the special vehicle and the user input for identifying the part type of the wiring harness to be inspected. Determination of the insertion pattern into which the wiring harness to be inspected is inserted into the jig, and by displaying the determined insertion pattern on the upper surface of the inspection jig, the defect of the wiring harness for a special vehicle that can perform a sophisticated defect inspection regardless of the operator's skill. There is an effect that can provide an inspection apparatus and method.

According to the above-described problem solving means of the present application, by replacing the inspection of the wiring harness that is dependent only on the judgment of the operator with the inspection by the failure inspection apparatus and method of the special vehicle wiring harness, the deviation and failure of the ability to detect failure between workers Undetected risk problems can be solved.

However, the effects obtainable herein are not limited to the effects as described above, and other effects may exist.

1 is a schematic configuration diagram of a wiring harness failure inspection system using a failure inspection apparatus for a special vehicle wiring harness according to an exemplary embodiment of the present disclosure.
2 is a schematic diagram of a failure inspection apparatus for a special vehicle wiring harness according to an embodiment of the present application.
3 is a view showing the top surface of the inspection jig is inserted wiring harness according to an embodiment of the present application.
4 is a view showing a state in which an insertion pattern determined based on the type of wiring harness according to an embodiment of the present application on the upper surface of the inspection jig.
5 is a schematic configuration diagram of an inspection unit according to an embodiment of the present application.
6 is an operation flowchart of a failure inspection method for a special vehicle wiring harness according to an embodiment of the present application.
7 is a detailed operation flowchart of the step of inspecting whether the wiring harness inserted into the inspection jig is defective according to an embodiment of the present application.

DETAILED DESCRIPTION Hereinafter, exemplary embodiments of the present disclosure will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present disclosure. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. In the drawings, parts irrelevant to the description are omitted for simplicity of explanation, and like reference numerals designate like parts throughout the specification.

Throughout this specification, when a part is "connected" to another part, it is not only "directly connected" but also "electrically connected" or "indirectly connected" with another element in between. "Includes the case.

Throughout this specification, when a member is said to be located on another member "on", "upper", "top", "bottom", "bottom", "bottom", this means that any member This includes not only the contact but also the presence of another member between the two members.

Throughout this specification, when a part is said to "include" a certain component, it means that it can further include other components, without excluding the other components unless specifically stated otherwise.

1 is a schematic configuration diagram of a wiring harness failure inspection system using a failure inspection apparatus for a special vehicle wiring harness according to an exemplary embodiment of the present disclosure.

Referring to FIG. 1, the wiring harness 1 (that is, the object of inspection) applied to the defect inspection apparatus 10 of a special vehicle wiring harness according to an embodiment of the present application has a plurality of wires 12. ) And a connector 11. In particular, the wiring harness 1 in the present application may be embedded in a special vehicle 2 that is manufactured and used for a special purpose by being distinguished from general vehicles such as golf carts, electric carts for beverage sales, firefighting vehicles, and the like. . That is, the wiring harness 1 is a bundle of a plurality of wires (wires) 12 installed for ignition, lighting, charging, and operation of other electric appliances of the special vehicle 2, and the connector 11 includes a terminal part, It may be referred to as a terminal or the like, and may include a housing for protecting the connector 11 from external force.

In the case of the special vehicle 2, since the wiring harness 1 having various shapes or functions is built according to the specificity of the production purpose, function, volume of the vehicle, etc., the defect of the wiring harness 1 is thereby checked. The device also needs to identify the type of wiring harness 1 and apply an inspection mechanism that corresponds to that type of wiring harness 1. However, as described above, it is common to perform a comparative inspection, which depends on the naked eye at present, so that the operator may be mistaken for the cause of misunderstanding the type of the special vehicle 2 in which the wiring harness 1 is built. If it is judged incorrectly, it may cause a defect in the function of the special vehicle 2.

Accordingly, the inventors of the present application, based on the user input associated with the type of wiring harness 1 to be inspected for defects, the type of special vehicle 2 to be mounted and the wiring harness 1 to be inspected and By identifying the part type of the inspection wiring wiring harness 1 and determining and displaying the insertion pattern for the inspection jig 300 of the inspection wiring wiring harness 1 based on the identified type, the operator can check the wiring harness ( Inserting the inspection wiring harness 1 into the inspection jig 300 so as to conform to the indicated insertion pattern without the need to visually distinguish 1) (in other words, without the skilled know how to distinguish the wiring harness 1). In this case, the defect inspection apparatus 10 of the special vehicle wiring harness, which is characterized in that a defect inspection corresponding to the type of the inspection target wiring harness 1 is performed, is provided. .

2 is a schematic configuration diagram of a failure inspection apparatus for a special vehicle wiring harness according to an embodiment of the present application.

Referring to FIG. 2, a failure inspection apparatus 10 (hereinafter, referred to as a 'failure inspection apparatus 10') of a special vehicle wiring harness according to an embodiment of the present application may include a receiver 100 and a harness identification unit. It may include a 200, the inspection jig 300, the display unit 400, the sensor unit 500, the inspection unit 600, the locking unit 700 and the result output unit 800.

The receiver 100 may receive a user input associated with the type of the inspection target wiring harness 1. Here, the user input associated with the type of the wiring harness 1 to be inspected corresponds to the type (type) of the special vehicle 2 to which the wiring harness 1 to be inspected is mounted and the corresponding test object within the special vehicle 2. Preset unique numbers (e.g. PIN numbers), Radio Frequency Identification (RFID) tags, unique to distinguish the part types associated with the wiring harness (1) function or mounting location by wiring harness (1) It may have various types such as text, MAC address (Media Access Control address).

Further, according to one embodiment of the present application, the user input associated with the type of the inspection target wiring harness 1 is connected to the first user input and the inspection target wiring harness 1 associated with the type of the special vehicle 2 to be mounted. It may be received by being divided into the second user input associated with the part type of), but is not limited thereto.

The harness identification unit 200 may identify the type of the special vehicle on which the inspection target wiring harness 1 is to be mounted and the component type of the inspection target wiring harness 1 based on the received user input.

According to one embodiment of the present application, the harness identification unit 200 is a type of special vehicle 2 is equipped with a user input received from the receiver 100 and the wiring harness 1 pre-stored in the harness DB 210 is mounted. It may be to identify the type of the inspection target wiring harness 1 by matching the information and the part type information of the wiring harness 1.

Here, the part types of the wiring harness 1 to be inspected are main wiring harness, front wiring harness, airbag wiring harness, control wiring harness, floor wiring harness, loop wiring harness, trunk lead wiring harness. Or door wiring harnesses.

The main wiring harness is mainly installed in the interior of a special vehicle 2, a crush pad, and the like, and may include a main harness, a front console extension harness, a steering remote control harness, and the like in detail. In addition, the main wiring harness may refer to a wiring harness for supplying power to the interior and trunk of the special vehicle 2 and supporting the operation of audio, clusters, and various units.

The front wiring harness is mainly installed in front of the engine room of the special vehicle 2 and may refer to a wiring harness for supporting power supply and operation of lamps or vehicle cooling performance of the special vehicle 2.

The airbag wiring harness may refer to a wiring harness for supporting the operation of an airbag related sensor or unit mounted in the interior of the special vehicle 2, the engine room.

The control wiring harness may refer to a wiring harness for supporting the ECU / TCU side operation of various sensors and units related to engine operation of the special vehicle 2.

The floor wiring harness may refer to a wiring harness for mainly supporting the operation of the electrical equipment that is mainly wired under the interior driver's seat of the special vehicle 2 and mounted on the trunk and the rear door side.

The roof wiring harness may refer to a wiring harness that is mainly wired to a roof of the special vehicle 2 and supports the operation of various indoor LPs such as a sunroof.

The trunk lead wiring harness may refer to a wiring harness that is mainly wired to a vehicle body associated with the trunk when the special vehicle 2 includes a loading space (accommodation space) such as a trunk.

The door wiring harness may refer to a wiring harness mainly installed in a door (vehicle door) of the special vehicle 2 and supporting an operation of opening and closing of a door, a window, a door lock, a mirror unit, and the like. .

The above-described part types of wiring harnesses should be understood as exemplary descriptions, and depending on the type of special vehicle 2, it may include additional part types or some types of wiring harnesses are not mounted on the special vehicle 2. It may be implemented.

When the type of the inspection target wiring harness 1 (type of the special vehicle 2 to be mounted and the component type) is identified by the harness identification unit 200, it is inserted into the inspection jig 300 to match the identified type. An insertion pattern of the inspection target wiring harness 1 may be determined, and a failure inspection mechanism of the inspection unit 600 may be determined.

The inspection target wiring harness 1 may be inserted (mounted) into the inspection jig 300.

3 is a view showing the top surface of the inspection jig is inserted wiring harness according to an embodiment of the present application.

Referring to FIG. 3, the inspection jig 300 has a terminal accommodating portion 310 into which the terminal portion 11 of the inspecting wiring harness 1 is inserted and a wire 12 of the inspecting wiring harness 1 are inserted. It may include a wire receiving portion 631.

In addition, referring to FIG. 3, the upper surface of the inspection jig 300 is provided with a result output unit 800 for outputting a test result of whether the inspection target wiring harness 1 is defective by the inspection unit 600 which will be described later. Can be. However, the position of the result output unit 800 is not limited thereto, and may be provided as a display device separate from the inspection jig 300 as another example.

The display unit 400 determines an insertion pattern for the inspection jig 300 of the inspection target wiring harness 1 based on the type of the special vehicle and the component type associated with the inspection target wiring harness 1, The insertion pattern may be displayed on the inspection jig 300.

4 is a view showing a state in which an insertion pattern determined based on the type of wiring harness according to an embodiment of the present application on the upper surface of the inspection jig.

Referring to FIG. 4, the display unit 400 includes a terminal portion of the inspection wiring wiring harness 1 corresponding to the type of the inspection wiring wiring harness 1 in each of the terminal accommodation portions 310 including the plurality of pin accommodation grooves. It may include a lamp 410 indicating the position where the (11) is inserted.

In addition, referring to FIG. 4, the display unit 400 includes a test target wiring harness 1 among a plurality of pin receiving grooves of the terminal accommodating part 310 so as to correspond to the terminal part 11 of the test target wiring harness 1. The terminal part 11 of) may be displayed to be identified by the operator of the part of the pin receiving groove. For example, the display unit 400 may be implemented to include a light irradiation module for irradiating light to the upper surface of the terminal receiving portion 310 of the inspection jig 300 from the upper side of the inspection jig 300, as shown in FIG. 4. As described above, an area including a part of the pin receiving groove into which the terminal portion 11 is inserted may be displayed for the operator to identify.

In addition, referring to FIG. 4, the display unit 400 may be implemented to display the position of the wire receiving unit 631 into which the wire 12 of the inspection target wiring harness 1 is inserted.

For example, referring to FIG. 4, an operator identifies a wire accommodating portion 631 a at a position where the wire 12 of the inspection target wiring harness 1 is inserted based on the identification result of the harness identification unit 200. The wire receiving portion 631b at a position where the wire 12 of the inspection target wiring harness 1 is not inserted is displayed in such a manner as to be turned on or irradiated with light, so that a separate display does not appear. .

Shape and size of the terminal accommodating portion 310 and the wire accommodating groove 631 shown in FIGS. The length or width of the groove 631 may be provided in a plurality of types so that inspection of various types of wiring harnesses 1 can be performed.

The sensor unit 500 may determine whether the inspection target wiring harness 1 is inserted (mounted) into the inspection jig 300 so as to conform to the insertion pattern displayed on the inspection jig 300. According to one embodiment of the present application, the defect inspection apparatus 10 is the case that the inspection target wiring harness 1 is not inserted (mounted) in the inspection jig 300 to match the insertion pattern displayed on the inspection jig 300 upper surface. In addition, a signal for requesting correct insertion of the inspection target wiring harness 1 may be output. For example, the failure inspection apparatus 10 may include a voice guide unit (not shown) for outputting a signal requesting to correctly insert the inspection target wiring harness 1 in a voice type.

The inspection unit 600 determines whether the inspection target wiring harness 1 is defective when the inspection target wiring harness 1 is inserted into the inspection jig 300 to match the insertion pattern as a result of the determination of the sensor unit 500. Can be checked

In addition, according to the exemplary embodiment of the present application, the locking part 700 is determined that the inspection target wiring harness 1 is inserted into the inspection jig 300 to match the insertion pattern as a result of the determination of the sensor unit 500. In this case, the inspecting wiring harness 1 may be operated to fix the inspecting wiring harness 1 to the inspecting jig 300 such that the inspecting wiring harness 1 is not detached from the inspecting jig 300 in the defective inspection process.

5 is a schematic configuration diagram of an inspection unit according to an embodiment of the present application.

Referring to FIG. 5, the inspector 600 may include an image analyzer 610, a terminal current analyzer 620, and a wire analyzer 630.

The image analyzer 610 may photograph an image of each of the plurality of terminal units included in the inspection target wiring harness 1, and analyze an image of each of the photographed terminal units to diagnose an assembly state of each terminal unit. . In particular, according to an embodiment of the present application, the image analyzer 610 is based on the image data for each of the terminal portion 11, the presence, deformation, bending state, etc. of the plurality of pins included in each of the terminal portion 11 Can be detected. For example, the image analyzer 610 may compare the image data of each of the terminal portions 11 of the inspection target wiring harness 1 based on the image data of the terminal portion 11 in which a plurality of pins are correctly manufactured. It may be to diagnose the assembled state of the terminal portion (11). Here, the image data of the correctly manufactured terminal 11 as a standard for diagnosing the assembly state of the terminal 11 may be determined based on a user input applied to the receiver 100. In other words, the analysis criteria of the image analyzer 610 may be differently applied according to a user input (that is, according to the type of the inspection target wiring harness 1).

The terminal current analyzer 620 may include a plurality of probes connected to each of the terminal units, and perform an energization test on each of the terminal units based on currents applied to the plurality of probes. Here, the inspection criteria such as the type of the terminal portion (connector) to which the conduction inspection is performed by the terminal current analyzer 620 and the conduction inspection reference current / voltage value are determined based on a user input applied to the receiver 100. Can be. In other words, the analysis criteria of the terminal current analyzer 620 may be applied differently according to a user input (that is, according to the type of the inspection target wiring harness 1).

The wire analyzing unit 630 may include a tension measuring sensor measuring a tension value of a wire included in the inspection target wiring harness 1, and may diagnose a fastening state of the wire based on a sensing result of the tension measuring sensor. have. According to the exemplary embodiment of the present application, the wire analyzer 630 may perform wiring by comparing a preset threshold value with respect to the tension value of the wire 12 of the inspection target wiring harness 1 and the measured value of the tension measurement sensor. It may be to diagnose the fastening state of the wire of the harness (1). Here, the preset threshold value, which is a criterion for diagnosing the fastening state of the wire, may be determined based on a user input applied to the receiver 100. In other words, the analysis criteria of the wire analyzer 630 may be differently applied according to a user input (that is, according to the type of the inspection target wiring harness 1).

That is, the inspection unit 600 according to an embodiment of the present application sequentially analyzes the terminal portion of the wiring harness 1, the appearance of the wire, and the analysis of the electrical signal based on one inspection jig 300. There is an effect that can be performed simultaneously or simultaneously.

In addition, according to the exemplary embodiment of the present application, when the inspection unit 600 checks whether the inspection target wiring harness 1 is defective by the inspection unit 600, the inspection target wiring harness 1 is inspected. It may be unlocked to separate from jig 300.

The result output unit 800 may display a test result regarding whether the test target wiring harness 1 is defective.

According to the exemplary embodiment of the present application, the result output unit 800 may include a diagnosis result of the assembled state by the image analyzer 610, a conduction test performed by the terminal current analyzer 620, and a wire analyzer 620. Each of the diagnosis results of the fastening state of the wires may be sequentially displayed.

In addition, according to the exemplary embodiment of the present application, the result output unit 800 may include a test target wiring harness when the diagnosis result of the assembly state, the conduction test performing result, and the fastening state diagnosis result of the wire are all within a preset normal range. A display for guiding completion of the defect inspection in (1) can be output.

Hereinafter, based on the details described above, the operation flow of the present application will be briefly described.

6 is an operation flowchart of a failure inspection method for a special vehicle wiring harness according to an embodiment of the present application.

The failure inspection method of the wiring harness for a special vehicle according to an embodiment of the present disclosure illustrated in FIG. 6 may be performed by the failure inspection apparatus 10 of the wiring harness for a special vehicle described above. Therefore, even if omitted below, the content described with respect to the defect inspection apparatus 10 of the special vehicle wiring harness may be equally applicable to the description of FIG. 6.

Referring to FIG. 6, in operation S610, the receiver 100 may receive a user input associated with a type of the inspection target wiring harness 1.

Next, in step S620, the harness identification unit 200 determines the type of the special vehicle to which the inspection target wiring harness 1 is to be mounted and the parts of the inspection target wiring harness 1 based on the user input received in operation S610. The type can be identified.

Next, in operation S630, the display unit 400 determines an insertion pattern for the inspection jig 300 of the inspection target wiring harness 1 based on the identified type of the vehicle and the component type of the wiring harness 1. You can decide.

Next, in operation S640, the display unit 400 may display the determined insertion pattern of the inspection target wiring harness 1 on the upper surface of the inspection jig 300.

Next, in step S650, the inspection target wiring harness 1 may be inserted into the inspection jig 300 to match the pattern based on the displayed insertion pattern.

Next, in operation S660, the sensor unit 500 may determine whether the inspection target wiring harness 1 is inserted into the inspection jig 300 to match the insertion pattern. Here, as a result of the determination of the sensor unit 500, if it is inserted to match the insertion pattern (Yes), it may proceed to step S670, and if it is not inserted to match the insertion pattern (No), it may proceed to step S661. In operation S661, the failure inspection apparatus 10 may output a signal for requesting insertion of the inspection target wiring harness 1 according to the insertion pattern.

Next, in operation S670, the locking part 700 may fix the inserted inspection object wiring harness 1 to the inspection jig 300 when the inspection object wiring harness 1 is inserted to match the insertion pattern. Can be.

Next, in operation S680, the inspection unit 600 may inspect whether the inspection object wiring harness 1 is defective.

Next, in operation S690, the result output unit 800 may display a test result regarding whether the inspection target wiring harness 1 is defective.

In the above description, steps S610 to S690 may be further divided into additional steps or combined into fewer steps, according to an embodiment of the present disclosure. In addition, some steps may be omitted as necessary, and the order between the steps may be changed.

7 is a detailed operation flowchart of the step of inspecting whether the wiring harness inserted into the inspection jig is defective according to an embodiment of the present application.

The step of inspecting whether the wiring harness inserted into the inspection jig illustrated in FIG. 7 may be performed by the defect inspection apparatus 10 of the wiring harness for the special vehicle described above. Therefore, even if omitted below, the description of the failure inspection apparatus 10 of the wiring harness for a special vehicle may be equally applicable to the description of FIG. 7.

Referring to FIG. 7, in operation S710, the image analyzer 610 captures an image of each of the plurality of terminal parts 11 included in the inspection target wiring harness 1, and photographs each of the captured terminal parts 11. The assembly state of each terminal unit 11 may be diagnosed by analyzing the image.

Next, in operation S720, the terminal current analyzer 620 may perform an energization test on each of the terminal units 11 based on currents applied to a plurality of probes connected to each of the terminal units 11.

Next, in step S730, the wire analyzer 630 diagnoses the fastening state of the wire based on the sensing result of the tension measurement sensor measuring the tension value of the wire 12 included in the inspection target wiring harness 1. can do.

In the above description, steps S710 to S730 may be further divided into additional steps or combined into fewer steps, according to an embodiment of the present disclosure. In addition, some steps may be omitted as necessary, and the order between the steps may be changed.

The defect inspection method for a special vehicle wiring harness according to an embodiment of the present application may be implemented in the form of program instructions that may be executed by various computer means and may be recorded in a computer readable medium. The computer readable medium may include program instructions, data files, data structures, etc. alone or in combination. Program instructions recorded on the media may be those specially designed and constructed for the purposes of the present invention, or they may be of the kind well-known and available to those having skill in the computer software arts. Examples of computer-readable recording media include magnetic media such as hard disks, floppy disks, and magnetic tape, optical media such as CD-ROMs, DVDs, and magnetic disks, such as floppy disks. Magneto-optical media, and hardware devices specifically configured to store and execute program instructions, such as ROM, RAM, flash memory, and the like. Examples of program instructions include machine code, such as produced by a compiler, as well as high-level language code that can be executed by a computer using an interpreter or the like. The hardware device described above may be configured to operate as one or more software modules to perform the operations of the present invention, and vice versa.

In addition, the failure inspection method for a special vehicle wiring harness according to an embodiment of the present application can be implemented in the form of a computer program or an application executed by a computer stored in a recording medium.

The above description of the present application is intended for illustration, and it will be understood by those skilled in the art that the present invention may be easily modified in other specific forms without changing the technical spirit or essential features of the present application. Therefore, it should be understood that the embodiments described above are exemplary in all respects and not restrictive. For example, each component described as a single type may be implemented in a distributed manner, and similarly, components described as distributed may be implemented in a combined form.

The scope of the present application is indicated by the following claims rather than the above description, and it should be construed that all changes or modifications derived from the meaning and scope of the claims and their equivalents are included in the scope of the present application.

1: Inspection target wiring harness
11: terminal
12: wire
10: Defect inspection device for special vehicle wiring harness
100: receiver
200: harness identification unit
300: inspection jig
310: terminal accommodating part
400: display unit
410: lamp
500: sensor
600: inspection unit
610: an image analyzer
620: terminal current analyzer
630: wire analysis unit
631: wire receptacle
700: locking part
800: result output

Claims (11)

In the defect inspection device of the wiring harness for special vehicles,
A receiver configured to receive a user input associated with a type of an inspection target wiring harness;
A harness identification unit for identifying a type of a special vehicle on which the inspection target wiring harness is to be mounted and a component type of the inspection target wiring harness based on the user input;
The inspection target wiring harness is inserted, the terminal portion of the inspection target wiring harness is inserted and the inspection including a terminal receiving portion including a plurality of pin receiving groove and the wire receiving portion is inserted the wire of the inspection wiring wiring harness Jig;
A display unit configured to determine an insertion pattern of the inspection jig of the inspection target wiring harness based on the type of the special vehicle and the component type, and display the determined insertion pattern on the inspection jig upper surface;
A sensor unit configured to determine whether the inspection target wiring harness is inserted into the inspection jig to match the insertion pattern;
A voice guide unit configured to output a request signal of a voice type to correctly insert the test target wiring harness when the test target wiring harness is not inserted to match the insertion pattern as a result of the determination of the sensor unit; And
An inspection unit for inspecting whether the inspection target wiring harness is defective when the inspection target wiring harness is inserted to correspond to the insertion pattern as a result of the determination of the sensor unit;
Including,
The display unit,
Displaying at least a portion of the pin receiving groove into which the terminal portion is inserted among the plurality of pin receiving grooves based on the determined insertion pattern;
And a position at which the wire is inserted into the wire accommodating part and a position at which the wire is not inserted are displayed based on the insertion pattern. The method of claim 1,
The part type includes a main wiring harness, front wiring harness, airbag wiring harness, control wiring harness, floor wiring harness, loop wiring harness, trunk lead wiring harness or door wiring harness,
Wiring harness defect inspection device. The method of claim 1,
As a result of the determination of the sensor unit, when the inspection target wiring harness is inserted to match the insertion pattern, the inserted inspection target wiring harness is fixed to the inspection jig,
When the inspection whether the inspection target wiring harness inserted by the inspection unit is terminated, the wiring harness failure inspection apparatus further comprises a locking unit to be separated from the inspection jig. The method of claim 1,
The inspection unit,
An image analyzer configured to capture an image of each of the plurality of terminal units included in the inspection target wiring harness, and analyze an image of each of the photographed terminal units to diagnose an assembly state of each of the terminal units;
A terminal current analyzer including a plurality of probes connected to each of the terminal units, and conducting an energization test for each of the terminal units based on currents applied to the plurality of probes; And
A wire analyzer including a tension measuring sensor measuring a tension value of a wire included in the inspection target wiring harness, and diagnosing a fastening state of the wire based on a sensing result of the tension measuring sensor;
To include, the wiring harness failure inspection device. The method of claim 4, wherein
The apparatus may further include a result output unit configured to display a test result regarding whether the test target wiring harness is defective.
The result output unit,
Diagnostic results of the assembly state by the image analysis unit, the conduction test performed by the terminal current analysis unit and the result of diagnosis of the fastening state of the wire by the wire analysis unit to sequentially display each of the wiring Harness defect inspection device. The method of claim 5,
The result output unit,
If the diagnosis result of the assembly state, the conduction test performing result and the fastening state diagnosis result of the wire is all within the preset normal range is to output a display for guiding the end of the defective inspection of the inspection target wiring harness, Wiring harness defect inspection device. In the defect inspection method of the wiring harness for a special vehicle,
Receiving a user input associated with the type of inspection wiring harness;
Identifying a type of a special vehicle on which the inspection target wiring harness is to be mounted and a component type of the inspection target wiring harness based on the user input;
Determining an insertion pattern for an inspection jig into which the inspection target wiring harness is inserted based on the type of the special vehicle and the type of the component, and displaying the determined insertion pattern on the inspection jig upper surface;
Determining whether the inspection target wiring harness is inserted into the inspection jig so as to match the insertion pattern;
Outputting a request signal of a voice type to correctly insert the inspection target wiring harness when the inspection target wiring harness is not inserted to match the insertion pattern; And
If the inspection target wiring harness is inserted to match the insertion pattern, inspecting whether the inspection target wiring harness is defective;
Including,
The inspection jig includes a terminal accommodating portion of the inspection wiring wiring harness and a terminal accommodating portion including a plurality of pin receiving grooves and a wire accommodating portion into which the wire of the inspection wiring wiring harness is inserted.
The displaying step,
Displaying at least a portion of the pin receiving groove into which the terminal part is inserted among the plurality of pin receiving grooves based on the determined insertion pattern; And
And distinguishing and displaying a position at which the wire is inserted and a position at which the wire is not inserted, based on the insertion pattern. The method of claim 7, wherein
Fixing the inserted inspection target wiring harness to the inspection jig when the inspection object wiring harness is inserted to match the insertion pattern; And
Disconnecting the inspection target wiring harness from the inspection jig when the inspection of the inserted inspection object wiring harness is completed;
To further include, the defect inspection method of the wiring harness. The method of claim 7, wherein
The step of inspecting whether the inspection target wiring harness is defective,
Diagnosing an assembly state of each of the terminal units by photographing an image of each of the plurality of terminal units included in the inspection target wiring harness, and analyzing the image of each of the photographed terminal units;
Conducting an energization test on each of the terminal parts based on a current applied to at least one of a plurality of probes connected to each of the terminal parts; And
Diagnosing a fastening state of the wire based on a sensing result of a tension measuring sensor measuring a tension value of a wire included in the inspection target wiring harness;
To include, the defect inspection method of the wiring harness. The method of claim 9,
The method may further include displaying a test result on whether the test target wiring harness is defective.
Displaying the test result,
And a diagnostic result for each assembly state of each of the terminal parts, a result of performing the energization test, and a diagnosis result of the fastening state of the wires are sequentially displayed. The method of claim 10,
Displaying the test result,
If the diagnosis result of the assembly state, the conduction test performing result and the fastening state diagnosis result of the wire is all within the preset normal range is to output a display for guiding the end of the defective inspection of the inspection target wiring harness, How to inspect defective wiring harnesses.

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