JPH06349354A - Wire harness assembly drafting board structure - Google Patents

Abstract

PURPOSE:To provide wire assembly drafting board structure by which workability of a preparatory job on change of the kind of a wire harness. CONSTITUTION:A wire harness assembly drafting board 1 consists of a base assembly drafting board 3 and plural combining assembly drafting boards 4. The base assembly drafting board 3 has vertically installed guide jig 2 in each set position of a common part and also in each set position of an individual part according to the kind of each harness so that all plural kinds of wire harness are accommodated. A cloth wrapping drawing 6 of single kind of wire harness is arranged on the upper side of the base assembly drafting board 3. Jig loosely insertion holes 8 into which each guide jig 2 is loosely inserted in the position equivalent to that of the guide jig 2 of the combining assembly drafting board 2, and each guide jig 2 formed so as to project upward is freely combined on the base assembly drafting board 3. A wire harness cloth wrapping drawing 6a different from the cloth wrapping drawing 6 is arranged on the upper side of each combining assembly drafting board 4.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wire harness assembly drawing board structure used when assembling a wire harness.

[0002]

2. Description of the Related Art Conventionally, a wire harness assembly drawing board is provided with a wiring diagram of a predetermined wire harness on the upper surface side of a drawing board body (by attaching a drawing in which the wiring diagram is drawn). , The structure is such that the guide jigs are arranged upright in correspondence with each predetermined position of the wiring diagram, and various wire harness assembly drawing board groups corresponding to each type of wire harness are prepared in advance. Every time, it is a method of taking out a wire harness assembly drawing board group according to the type of the target wire harness and mounting it on the entire assembly line to perform assembly work of the wire harness.

On the other hand, in the wire harness for automobiles, the assembly and molding form is basically common to the same vehicle model of the automobile, but there are some changes depending on the grade of the same vehicle model. The number of wiring harness assembly drawings required to assemble the harness is extremely large. In addition, as automobiles become more sophisticated, electric circuits are becoming more and more complicated and diversified, the number of grades in a single vehicle model increases, and the production of multiple types of wire harnesses in small quantities tends to increase.

Therefore, in the structure of the wire harness assembly drawing board described above, it is necessary to completely replace the wire harness assembly drawing board group over the entire assembly line every time the set-up work of wire harness assembly drawing board replacement due to a grade change is performed. However, there is a problem that it takes a lot of time and labor and the production efficiency is poor. In addition, each wire harness assembly drawing board has a structure in which a guide jig is erected at a predetermined position corresponding to each wire harness assembly drawing board, and it is necessary to secure a wide storage space for each wire harness assembly drawing board. .

Therefore, the applicant of the present application has filed Japanese Patent Application Laid-Open No. 3-2082.
As disclosed in Japanese Patent Publication No. 10, a shared assembly drawing board in which a partly modified part is specified and a guide jig receiver corresponding to a predicted modification is arranged in the partly modified part, and the partly modified part It is placed in a replaceable position, and a unique original size drawing is drawn, and it is composed of a combination with a replacement assembly drawing board group in which the required guide jig holes are arranged, and is selected from the replacement assembly drawing board group as appropriate. Place the replacement assembly drawing board on the partially changed part of the common assembly drawing board, and then, by installing a guide jig on the mounted replacement assembly drawing board, the assembly drawing of the target wire harness. We proposed an assembly drawing board structure of a wire harness that solves the above-mentioned problems by constructing a board.

[0006]

However, according to the structure disclosed in Japanese Unexamined Patent Publication No. 3-208210, the selected replacement assembly drawing board is placed on the partially changing portion and then guided to each predetermined position. It is a method to set up each jig,
It is necessary to store not only the replacement assembly drawing board but also a number of guide jigs for standing, and it is necessary to secure a separate storage space for the guide jigs for standing, and to set up the guide jigs. At times, select a guide jig that has an optimally shaped wire guide from among the wire guides of various shapes such as U-shape,
Further, there is a problem that it is necessary to set the direction of the electric wire guide portion in an optimum direction, and it takes time to set the guide jig.

Further, when there are a plurality of partially changed portions sandwiching a common portion of the wire harness assembling / molding form, it is necessary to exchange a plurality of exchanged assembly drawing boards, and it is troublesome to set the guide jig. This causes a problem.

In view of the above problems, it is an object of the present invention to provide a wire harness assembly board structure that improves the workability of the setup work when changing the type of wire harness.

[0009]

[Means for Solving the Problems] A technical means for achieving the above-mentioned object is that a wiring diagram of a wire harness is provided and a plurality of guide jigs are provided upright at respective predetermined positions. In order to support all types of wire harnesses in the wire harness assembly drawing board structure, a guide jig is provided at each predetermined position of the common part and each predetermined position of the individual part according to the type of each wire harness. A basic assembly drawing board that is provided in an upright shape and has a wiring diagram of a single type of wire harness on the upper surface side, and each guide jig is inserted freely at a position corresponding to each guide jig. Free jig insertion holes are formed, and each guide jig is projected upward so that it can be overlapped on the basic assembly drawing board, and a wire handle different from the wiring diagram of the basic assembly drawing board is provided on the upper surface side. Lies in comprising a polymerization assembly drawing board wiring diagram provided Ness.

[0010]

According to the wire harness assembly drawing board structure of the present invention, in order to assemble and form the wire harness corresponding to the wiring drawing provided on the basic assembly drawing board, the standing condition is set along the wiring drawing. Using each of the above-mentioned guide jigs, a plurality of electric wires cut to appropriate lengths and cut are laid to form a desired branch-shaped electric wire bundle. Then, the outer circumference of this wire bundle is wrapped with tape or the like so as not to come apart, and if necessary, a clamp, protector or the like is attached, whereby a desired wire harness can be assembled and formed.

Next, when changing to the assembly molding of the wire harness corresponding to the wiring diagram provided on the overlapping assembly drawing board, each jig loose insertion hole formed in the overlapping assembly drawing board is changed. According to the position of each guide jig of the basic assembly drawing board, the assembly assembly drawing boards are superposed from above the basic assembly drawing board, and each guide jig is projected upward from the jig insertion hole. Then, in this state, by using each of the guide jigs that are provided upright along the wiring diagram on the overlapped assembly drawing board, in the same manner as above, a plurality of cut electric wires are appropriately scaled and cut. By laying, the desired branch-shaped wire bundle is formed. Then, the outer periphery of this wire bundle is wrapped with tape or the like so as not to come apart, and if necessary, a clamp, protector or the like is attached, so that a desired type of wire harness can be assembled and formed.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will now be described with reference to the drawings. In FIGS. 1 to 5, reference numeral 1 is an automobile wire harness assembly drawing board, and a plurality of guide jigs 2 are provided upright. It comprises a basic assembly drawing board 3 and a plurality of overlapping assembly drawing boards 4.

As shown in FIGS. 1 and 2, the basic assembly drawing board 3 is provided with a rectangular board-shaped drawing board body 5, and a wiring diagram 6 is provided on the upper surface side of the drawing board body 5. For example, the drawing in which the wiring diagram 6 is drawn is attached to the upper surface of the drawing board body 5 to be provided. This wiring diagram 6 is a full-scale shape diagram based on a wire harness used in a vehicle of the highest grade in the same vehicle model having the largest number of electric wires to be laid.

A plurality of guide jigs 2 are provided upright at respective predetermined positions, which are important points in the wiring diagram 6. These guide jigs 2 include a guide jig 2 commonly used for assembling and forming wire harnesses used in vehicles of various grades in the same vehicle type, and an individual guide jig 2 that is used or not used depending on the grade. The guide jig 2 used is included.

Further, a guide jig 2 which is not used for assembling and forming the wire harness of the vehicle of the highest grade but is used for assembling and forming of the wire harness of the vehicle of other grades is predetermined on the drawing board body 5. It is provided upright in position. Here, each guide jig 2 group of the basic assembly drawing board 3,
It is configured to be compatible with all assembly and molding of wire harnesses used in vehicles of each grade of the same car model.

The plurality of overlapping assembly drawing plates 4 are shown in FIGS.
As shown in FIG. 5, it is formed in a rectangular plate shape having the same shape and size as the basic assembly drawing plate 3, and is formed of, for example, a polystyrene foam molding. And each superposed assembly drawing board 4
At the position corresponding to each guide jig 2 of the basic assembly drawing board 3, a jig idle insertion hole 8 into which each guide jig 2 can be freely inserted is formed.

Further, on the upper surface side of each superposed assembly drawing board 4, the wiring diagrams 6a, 6 of the wire harness used for vehicles of different grades in the same vehicle type as the wiring drawing 6 of the basic assembly drawing board 3 are provided.
b, 6c ... Are provided respectively.

As the guide jig 2, a guide jig 2 having a fixed structure, a guide jig 2 having a retractable structure, or a guide jig 2 having an elevating structure is appropriately adopted.

That is, FIG. 6 shows an example of a guide jig 2 having a fixed structure. The guide jig 2 is formed in a substantially U-shape for guiding an electric wire to an upper end portion of an electric wire guide rod 10 which is long in the vertical direction. The electric wire guide portion 11 is provided, and the male screw shaft portion 1 is provided at the lower end portion.
2 is provided. And the drawing board body 5
The male screw shaft portion 12 is inserted into the shaft, and the nut 13 is fastened from above and below the drawing plate body 5.

FIG. 7 shows an example of a guide jig 2 having a foldable structure. The guide jig 2 has a pedestal portion 20 attached and fixed to the drawing board main body 5, and a lower end portion of the guide jig 2. A vertically long electric wire guide rod 22 supported in a tiltable manner around a support shaft 21, and a substantially U-shaped electric wire guide portion 23 screwed to an upper end surface of the electric wire guide rod 22 so as to be height-adjustable. It consists of

Further, the posture can be freely changed between a wiring posture shown by a solid line and a retracted posture shown by a virtual line. In the figure, reference numeral 24 denotes a stopper pin which is arranged on the pedestal portion 20 in parallel with the support shaft 21, and a lower end portion of the stopper pin abuts when the electric wire guide rod 22 is raised and lowered so that a desired wiring posture and a retracted posture can be obtained. It is configured to be stopped at.

Further, FIG. 8 shows an example of a guide jig 2 having an elevating type structure. The guide jig 2 is a holding mechanism portion 30 mounted and fixed to the drawing board main body 5, and is inserted into the holding mechanism portion 30. And a vertically long electric wire guide rod 31 supported so as to be vertically movable, and a substantially U-shaped electric wire guide portion 32 screwed to the upper end surface of the electric wire guide rod 31 so as to be height-adjustable. ing.

The electric wire guide rod 31 and the electric wire guide portion 32 are held by the holding mechanism portion 30 so that the posture can be freely changed between the wiring posture in the raised position shown by the solid line and the retracted posture in the lowered position shown by the phantom line. Is configured. In addition,
As this holding mechanism, a known mechanism disclosed in Japanese Utility Model Laid-Open No. 4-99313 may be appropriately adopted.

For example, a guide jig 2 commonly used for assembling and forming a wire harness used in vehicles of various grades in the same vehicle type is a guide jig 2 having a fixed structure in a wiring orientation.
As the guide jig 2 of the individual portion that is adopted or not used depending on the grade, the guide jig 2 having a retractable structure may be adopted. Further, when the guide jigs 2 are densely packed and there is a risk that the guide jigs 2 interfere with each other during the tilting operation, the guide jigs 2 of the elevating structure are used as the guide jigs 2 for the individual parts. You can use it.

The embodiment of the present invention is constructed as described above, and the basic assembly drawing board 3 for a desired vehicle type is attached to the entire assembly line. Then, when assembling and molding the wire harness of the highest grade vehicle in the vehicle type, the guide jig 2 provided on the basic assembly drawing board 3 at a position deviated from the wiring diagram 6 is arranged on the virtual line of FIG. As shown by, all the guide jigs 2 in the retracted posture and in the remaining wiring postures
A plurality of electric wires cut to appropriate length and cut are laid along the wiring diagram 6 to form a desired branch-shaped electric wire bundle. Then, the outer circumference of this wire bundle is wrapped with tape or the like so as not to come apart, and if necessary, a clamp, protector or the like is attached, whereby the desired highest-grade wire harness can be assembled and formed.

Next, when changing to the assembly molding of the wire harness of another grade vehicle of the same vehicle type, the guide jig 2 in the retracted posture of the basic assembly drawing board 3 is temporarily provided over the entire assembly line. , The jig assembly insertion holes 8 formed in the overlapping assembly drawing board 4 are returned to the basic assembly drawing board 3 after returning to the wiring posture.
In accordance with the position of each guide jig 2 of the above, the superposition assembly drawing board 4 is superposed from above the basic assembly drawing board 3, and each guide jig 2 is projected upward from the jig loose insertion hole 8, Basic assembly drawing board 3
The superimposed assembly drawing plate 4 is fixed and held on the upper part by a holding metal fitting, a tape or the like.

In this state (for example, the state shown in FIG. 1), the wiring diagram 6a provided on the superposition assembly drawing board 4 is shown.
All the guide jigs 2 at the positions that are not in the
Using each guide jig 2 in the remaining wiring posture,
A plurality of electric wires cut to an appropriate length and cut are laid along the wiring diagram 6a to form a target branch-shaped electric wire bundle.
Then, the outer circumference of this wire bundle is wrapped with tape or the like so as not to come apart, and if necessary, a clamp, protector or the like is attached, whereby a wire harness of another desired grade can be assembled and formed.

As described above, when assembling and forming the wire harness of the highest grade vehicle, the superposition assembly drawing board 4 is used.
When the assembly is formed using the wiring diagram 6 on the basic assembly drawing plate 3 and the predetermined guide jig 2 with the removed, and the assembly is changed to the assembly molding of the wire harness of another grade vehicle of the same vehicle type. The desired grade wiring diagrams 6a, 6b,
If the superposed assembly drawing board 4 provided with 6c ... Is superposed on the basic assembly drawing board 3 and the unnecessary guide jig 2 is set in the retracted position as shown in FIG. It is possible to change to the assembly drawing board 1 for the wire harness, and it is possible to improve the workability of the setup work when changing the type of the wire harness without the need for setting the guide jig as in the conventional example. At this time, since the unnecessary guide jig 2 is in the retracted posture, there is no hindrance to the unnecessary unnecessary guide jig 2 when laying each electric wire using the guide jig 2 in the wiring posture. It has excellent workability when laying wire harnesses.

Further, since all the guide jigs 2 of the common part and the individual part according to the type of each wire harness are erected on the basic assembly drawing board 3, the guide jigs for erection as in the conventional example are provided. There is no need to secure a separate storage space.

Further, when the superposed assembly drawing board 4 is manufactured, a plurality of identical shapes having jig loose insertion holes 8 formed at predetermined positions are manufactured, and wiring diagrams of different grades are prepared for each.
It suffices to attach a, 6b, 6c ... And there is also an advantage that it can be easily manufactured.

The guide jigs 2 for the individual parts may be structured such that the guide jigs 2 of all lifting type are used.
In this case, the superposition assembly drawing board 4 can be superposed on and removed from the basic assembly drawing board 3 regardless of the posture of the guide jig 2, and the workability of the setup work when changing the type of the wire harness is further improved.

[0032]

As described above, according to the wire harness assembly drawing board structure of the present invention, in order to be able to correspond to all of a plurality of types of wire harnesses, each predetermined part of the common part corresponding to the type of each wire harness. A guide jig is provided upright at each predetermined position of the position and the individual portion,
A basic assembly drawing board provided with a wiring diagram of a single type of wire harness on the upper surface side, and a jig loose insertion hole where each guide jig can be freely inserted at a position corresponding to each guide jig. Each of the guide jigs is formed so as to project upward, and the guide jigs are superposed on the basic assembly drawing board, and the wiring diagram of the wire harness different from the wiring drawing of the basic assembly drawing board is provided on the upper surface side. And a stacked assembly drawing board,
When changing the type of wire harness, setup work can be performed easily by stacking the superposed assembly drawing board on the basic assembly drawing board or by removing the superposed assembly drawing board from the basic assembly drawing board, improving workability. There is an advantage that it can be achieved.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of the present invention.

FIG. 2 is a perspective view of the basic assembly drawing board.

FIG. 3 is a perspective view of the superposed assembly drawing board.

FIG. 4 is a perspective view of the superposed assembly drawing board.

FIG. 5 is a perspective view of the superposed assembly drawing board.

FIG. 6 is a side view of a guide jig.

FIG. 7 is a side view of a guide jig.

FIG. 8 is a side view of a guide jig.

[Explanation of symbols] 1 wire harness assembly drawing board 2 guide jig 3 basic assembly drawing board 4 overlapping assembly drawing board 5 drawing board body 6 wiring diagram 6a wiring diagram 6b wiring diagram 6c wiring diagram 8 jig loose insertion Hole 10 Electric wire guide rod 11 Electric wire guide portion 12 Male screw portion 13 Nut 20 Pedestal portion 21 Spindle 22 Electric wire guide rod 23 Electric wire guide portion 24 Stopper pin 30 Holding mechanism portion 31 Electric wire guide rod 32 Electric wire guide portion

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Hirofumi Shimizu 1-14 Nishisuehiro-cho, Yokkaichi-shi, Mie Sumitomo Wiring Systems, Ltd. (72) Takashi Ichikawa 1-1-14 Nishisuehiro-cho, Yokkaichi-shi, Mie Sumitomo Denso Co., Ltd.

Claims (1)

[Claims] 1. A wire harness assembly drawing board structure comprising a wiring diagram of a wire harness and a plurality of guide jigs provided upright at respective predetermined positions. In order to be compatible with each wire harness, a guide jig is provided upright at each predetermined position of the common portion and each predetermined position of the individual portion according to the type of each wire harness, and a single type wire is provided on the upper surface side. A basic assembly drawing board provided with a wiring diagram of the harness, and jig loose insertion holes in which the respective guide jigs can be freely inserted are formed at positions corresponding to the respective guide jigs. And a superposed assembly drawing board having a wiring diagram of a wire harness different from the wiring drawing of the basic assembly drawing board on the upper surface side. Become Wire harness assembly drawing plate structure characterized and.