JP3003497B2 - Wire harness assembly support - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wire harness assembling support, and more particularly to a structure for restricting rotation of the assembling support on an assembly drawing board. .

[0002]

2. Description of the Related Art Conventionally, in order to assemble a wire harness, as shown in FIG. 6, for example, as shown in FIG. After the electric wire bundle WE is laid, work such as mounting the connector 3 and taping T is performed.

The assembling support 2 generally has a structure as shown in FIG. That is, a U-shaped supporter main body 2a for receiving and supporting the wire bundle WE, and a support portion 2b for supporting the supporter main body 2a at the tip end
And a support member 2 protruding from the lower end of the support portion 2b.
And a mounting portion 2c for fixing the mounting plate 1 to the assembly drawing board 1. The mounting portion 2c is formed by a threaded bar on which a male screw is formed. Then, the screw rod is inserted into a mounting hole 1a provided in the assembly drawing board, and a nut 2d is hung and tightened, whereby the assembly support 2 is fastened on the assembly drawing board 1.

[0004] In recent years, in a wire harness for an automobile, the wiring harness has a complicated branch shape in order to provide wiring to electrical components attached to various parts of a vehicle body. Therefore, when assembling the wire harness, it is necessary to lay the wires constituting the wire harness in a complicatedly branched shape,
During the wiring work, a complicated force is constantly applied to the assembly support 2 from all directions. For this reason, the fastening by the screw bar and the nut 2d is loosened,
There has been a problem that the assembly support 2 may rotate around the threaded rod.

Further, in a wire harness having a complicated branch shape, the interval between the branch portions of the electric wires is narrow, so that the tapping work is hindered by the assembling support 2 when taping the branch portion. Sometimes it became difficult. For this reason, in the related art,
An assembling support 3 as disclosed in Japanese Patent Application Laid-Open Publication No. H10-209,873 is provided.

Referring to FIG. 8, this assembling support 3 comprises:
It has a base member 3a and an electric wire housing 3c that is tiltably connected to the base member 3a via a hinge 3b.
A screw hole 3d is formed at the bottom of the base member 3a, and the assembly support 3 is fixed on the assembly drawing board by screwing a bolt inserted from the back side of the assembly drawing board. I have. Reference numeral 3e indicates a thumb screw, and by loosening the screw, a U-shaped support rod 3 is formed.
f can be rotated to expand. Then, as shown by a two-dot chain line in FIG. 9, the electric wire housing 3c is tilted during the taping operation, and the support rod 3f
Is expanded so that the taping operation can be easily performed.

However, in the assembly support 3 having such a structure, the bolt is more easily loosened by repeatedly inclining the wire accommodating portion 3c, and the assembly support 3 is further rotated on the assembly drawing board. It will be easier. in this way,
If the fastening of the mounting part of the assembly support is loosened and the assembly support rotates on the assembly drawing board, the branch direction of the wire bundle WE requiring accuracy cannot be determined, and as a result, the wire bundle WE Positions of attached connectors and clamps and wire bundles WE
However, there is a problem that the position of the branch portion of the wire harness changes, and the assembling accuracy of the wire harness as a product decreases.

On the other hand, as a device capable of preventing the rotation of the assembly support on the assembly drawing plate, an assembly support B as shown in FIG.
No. 94724). Referring to FIG. 10, this assembling support B is such that the pin portion 5 of the assembling support B is inserted into one of a plurality of fixing holes 4 which are regularly formed in advance on the assembling drawing board 1, and The thumb screw R is inserted into another fixing hole 4a, and the fixing portion 6 of the assembly support B is fastened to the assembly drawing board 1 using the thumb screw R and the nut N. According to this structure, the rotation of the assembly support B on the assembly drawing board 1 can be restricted, and the assembly support B can be accurately positioned and fixed.

However, in the structure of the assembling support B, when the assembling support B is mounted, the fixing portion 6 protrudes greatly above the assembly drawing board 1. As a result, a large space is required for attaching the assembly support B, and there is a new problem that the space on the assembly drawing board 1 cannot be used efficiently. Accordingly, an object of the present invention is to provide a wire harness assembling support tool which does not require a large mounting space, can be easily and easily attached and detached, and can be securely fixed on an assembly drawing board when attached. That is.

[0010]

According to a first aspect of the present invention, there is provided a wire harness assembling support for supporting a support body used for a predetermined operation when assembling a wire harness on an assembly drawing board. Part, mounting means for mounting the support part on the assembly drawing board, and provided so as to protrude below the support part, and around the mounting means in a state where the support part is mounted on the assembly drawing board. and a rotation regulating member for regulating the rotation of the support unit, the rotation regulating member, the support portion
Is attached to the assembly drawing board while it is mounted on the assembly drawing board.
By piercing, the rotation of the support portion around the mounting means is
The supporting portion includes a supporting claw member.
Between the support part and the assembly drawing board when
The claw member is provided with a flat plate member interposed.
Is characterized by being formed integrally with the plate-like member .

[0011]

[0012]

According to a second aspect of the present invention, there is provided the wire harness assembling support according to the first aspect, wherein the supporting portion includes a base member attached to the assembly drawing board; And a support rod that is supported to be tiltable with respect to the base member and that supports the support tool main body.

[0014]

According to the wire harness assembling support according to the first aspect, the supporting portion of the assembling support can be mounted on the assembly drawing board by the mounting means. In this state, the rotation of the support section around the mounting means can be restricted by the rotation restricting member protruding from the support section. Moreover, since the rotation restricting member is provided so as to protrude downward from the support portion, the rotation restricting member does not protrude above the assembly drawing plate when the support portion is mounted on the assembly drawing plate.

[0015] Rotation regulating memberIsIt is composed of claw members
Therefore, when the support is mounted on the assembly drawing board,
The material pierces the assembly drawing board. With this, around the mounting means
Can regulate the rotation of the support part. UpClaw member
Is,UpWhen the support is fastened to the assembly drawing board, the support
Integrated into a flat member interposed between the
SuccessHas been.

Furthermore, according to the assembling support wire harness according to claim 2, since the support rods for supporting the support body is tiltably supported on the base member, the assembly the support body when required Can be knocked down on the drawing board.

[0017]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. FIG. 1 is a perspective view showing a state in which a wire harness assembly supporter (hereinafter, referred to as “supporter”) A according to one embodiment of the present invention is mounted on an assembly drawing board 10.

Referring to FIG. 1, an assembled drawing board 10 is generally constituted by a wooden board member.
Is provided with a through-hole 11 indicating the mounting position of the support A in advance. Although not shown, a full-scale assembly drawing of the wire harness after assembly is drawn on the upper surface 10a of the assembly drawing board 10, and the electric wire forming the wire harness according to this assembly drawing using the support A is shown. Is wired.

The support member A includes a support rod 20 for supporting a support member body 20a having a substantially U-shape and a support rod 2 for supporting the support member 20a.
A support portion 40 having a base member 30 for tiltably supporting the support member 0, and a mounting screw 50 as mounting means protruding below the support portion 40. The posture can be changed from the standing posture shown in FIG. 1 to the tilting posture shown in FIG.

FIG. 3 is a sectional view taken along the line II in FIG. With reference to FIGS. 1 and 3, support bar 20 has a base 21 supported by base member 30 and a support fixture mounting portion 22 extending from base 21. Base 21
Is provided with a shaft insertion hole 21a (see FIG. 3).
The shaft 23 supported by the base member 30 is inserted.
Thereby, the support bar 20 is rotatably supported by the base member 30, and the above-mentioned posture change is possible. Further, a plunger housing portion 24 (see FIG. 3) having a thread formed on the inner surface is formed in the base portion 21. The plunger P is screwed into the plunger housing portion 24. further,
A female screw 22a is formed at the tip of the support body mounting portion 22, and various support bodies used for a predetermined operation can be screwed to the female screw 22a.

The base member 30 is formed by bending a so-called flat bar into a U-shape. The base members 30 are opposed to each other and are connected to each other in a state where they are extended to the side surfaces 31 and 32. And a bottom portion 33.
At substantially the center of both side portions 31, 32, shaft support holes 31a,
32a are provided and support the shaft 23.
In addition, a contact shaft 34 is provided at a predetermined position on both side portions 31 and 32 in a state where the both side portions 31 and 32 are connected. Further, a hole 35 through which the plunger P is pulled out is formed in the side surface portion 31.
There is provided an engagement recess 36 with which the tip of the head engages.

When the support rod 20 is in the upright posture, the tip of the plunger P is engaged with the engagement recess 36 and the base 21 of the support rod 20 is in contact with the contact shaft 34. The support rod 20
Can be maintained.
Further, if the support bar 20 is tilted against the holding force of the plunger P, the support bar 20 can be changed to a tilted posture. Note that, even when the support rod 20 is in the tilted posture, the contact shaft 34 is in contact with the base 21 of the support rod 20 (see FIG. 2), thereby stabilizing the tilted posture. Is available.

The bottom portion 33 is provided with the bottom portion 3.
The claw member 60 is integrally formed so as to protrude downward from the third member 3. The claw member 60 is formed, for example, on the edge 3 on the side where the side surfaces 31 and 32 of the bottom surface 33 are not extended.
3a, a pair is formed so as to face each other, and a cut is formed in the edge portion 33a, and the bottom portion 33 is cut and raised downward along the cut.

The mounting screw 50 is integrally formed on the bottom surface 33 so as to protrude therefrom. The mounting screw 50 is formed of a round bar, and a male screw 51 is formed on a peripheral surface thereof. Then, the mounting screw 50 is inserted into the through hole 11 of the assembly drawing board 10, and the support A is set so that the support body 20 a is oriented in a predetermined direction. Tighten the nut 52. Thereby, the base member 30 can be fastened on the assembly drawing board 10 with the support tool body 20a oriented in a desired direction. Moreover, when the base member 30 is fastened on the assembly drawing board 10, the pair of claw members 60 pierce the assembly drawing board 10.

In addition to the structure in which the nut 52 is tightened into the mounting screw 50, a screw hole may be provided in the bottom surface portion 33, and a bolt may be screwed into the hole from the rear surface of the assembly drawing board 10. According to this embodiment, the claw member 60
Is pierced into the assembly drawing board 10 so that the base member 3
0 can be securely fixed to the assembly drawing board 10, and the rotation of the base member 30 with respect to the assembly drawing board 10 around the mounting screw 50 can be restricted. Therefore, during the assembly work of the wire harness, the direction of the support body 20a does not change, and as a result, the branching direction of the wire can be accurately determined, and the assembly accuracy of the wire harness as a product can be improved. it can. In addition, since the claw member 60 only pierces the assembly drawing board 10, there is an advantage that the support A can be easily and easily removed by removing the nut 52.

In particular, as in the present embodiment, the support rod 20 has a structure capable of tilting, so that the attitude of the support rod 20 can be repeatedly changed between the standing attitude and the tilting attitude during the assembly work of the wire harness. In such a case, the position and the direction of the support A tend to shift during the assembling operation. The resulting change in the direction of the support body 20a can be reliably prevented. Therefore, it is necessary to repeatedly change the posture of the support A of the present embodiment between the standing posture and the tilting posture, and to use the support A for an assembling support or the like that requires accurate positional accuracy on the assembly drawing board. Thus, the assembly accuracy of the wire harness can be improved, and the quality and reliability can be improved. Moreover, by tilting the support rod 20, there is an advantage that the assembling operation can be performed smoothly even if the wiring harness has a complicated shape in which the interval between the branch portions of the electric wires is narrow.

However, the present invention can be similarly applied to an assembly support having a structure in which the support rod 20 cannot tilt. The claw member 60 is connected to the base member 30.
Is provided so as to protrude below the support A
When the is mounted on the assembly drawing board 10, the claw member 60 does not protrude on the assembly drawing board 10. Therefore, a large space is not required for mounting the support A, and
The space above can be used effectively. Moreover,
Since the claw member 60 is formed by cutting and raising the base member 30, the structure of the support A is not complicated,
preferable.

It should be noted that the claw member 60 may be formed as a separate component and attached to the base member 30 by welding or the like. Further, the claw member 60 is connected to the base member 30.
May be provided below the side portions 31 and 32, or a single claw member may be provided in addition to the paired members. further,
By simply tightening the nut 52, the support A can be fastened to the assembly drawing board 10, and at the same time, the claw member 60 can be pierced into the assembly drawing board 10. On the other hand, the supporter A can be removed from the assembly drawing board 10 only by loosening the nut 52. In this manner, the work of attaching and detaching the support A to and from the assembly drawing board 10 can be performed very easily and easily.

The present invention is not limited to the above embodiment. As shown in FIG. 4, a washer 70 as a flat member is provided between the base member 30 and the assembly drawing board 10.
And the claw member 60 may be formed on the washer 70. Referring to FIG. 4, this washer 70 is welded to bottom portion 33 of base member 30. And
The claw member 60 is formed by cutting and raising the washer 70 in the same manner as formed by cutting and raising the base member 30 described above. The support member A can be fixed on the assembly drawing board 10 by piercing the claw member 60 into the assembly drawing board 10. In this case as well, the claw member 60 may be attached as a separate component to the washer 70 by welding or the like.

Further, as shown in FIG.
May be bent to form a substantially L-shaped mounting piece 71 that rises upward, and another part of the washer 70 may be cut and raised to form a claw member 60 that bends downward. With this configuration, the mounting pieces 71 are attached to the mounting holes 72, 7 formed in the side surfaces 31, 32 of the base member 30.
3, the washer 70 can be attached to the base member 30, and the claw member 60 is pierced into the assembly drawing board, so that the support A can be attached to the assembly drawing board 10.
Can be fixed on top.

[0031]

According to the present invention, when the support of the assembling support is mounted on the assembly drawing board by the mounting means, the rotation of the support around the mounting means is controlled by the rotation restricting member protruding from the support. Therefore, the direction of the support for assembly does not change during the assembling work of the wire harness, and the wire harness can be accurately assembled. Moreover, the rotation restricting member does not protrude onto the assembly drawing board when the support portion is mounted on the assembly drawing board,
The space on the assembly drawing board can be used effectively.

Further, since the upper Symbol rotation regulating member is constituted by claw members, the support portion only attached to the assembly drawing board, the pawl member of the supporting portion of the attachment means around pierced the assembly drawing plate Rotation can be regulated. Further, since the claw members are merely stuck into the assembly drawing board, there is an advantage that the structure is simple and the assembly support can be easily removed from the assembly drawing board.

Further, according to the second aspect of the present invention, since the support main body can be turned down on the assembly drawing plate when required, a wire harness having a complicated shape in which the interval between the branch portions of the electric wires is reduced. Even so, there is an advantage that the assembly operation can be performed smoothly.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a state in which a wire harness assembly support according to an embodiment of the present invention is mounted on an assembly drawing board.

FIG. 2 is a perspective view showing a state in which a wire harness assembling support is in a tilted posture.

FIG. 3 is a sectional view taken along a line II in FIG. 1;

FIG. 4 is a perspective view showing a state in which a wire harness assembling support according to a modification is mounted on an assembly drawing board.

FIG. 5 is a front view of a wire harness assembling support, showing a modified example of a washer;

FIG. 6 is a perspective view showing a state in which the wire bundle is laid on the assembly drawing board.

FIG. 7 is a perspective view of a conventional general wire harness assembling support.

FIG. 8 is a perspective view of a conventional wire harness assembling support having a tiltable structure.

FIG. 9 is a front view of a conventional wire harness assembling support in a tilted state.

FIG. 10 is a perspective view showing a conventional structure for positioning a wire harness assembly supporter on an assembly drawing board.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Assembly drawing board 11 Through-hole 20 Support rod 20a Supporter main body 30 Base member 40 Support part 50 Mounting screw (mounting means) 60 Claw member (rotation restricting member) 70 Washer (flat member)

Claims (2)

(57) [Claims] 1. A support for supporting a support tool body used for a predetermined operation when assembling a wire harness on an assembly drawing board, and mounting means for mounting the support on the assembly drawing board. , provided so as to protrude downward of the supporting portion, in a state where the support portion is attached to the assembly drawing board and a rotation regulating member for regulating the rotation of said mounting means around the support portion, the rotation restriction The member is mounted on the assembly drawing board in a state where the support portion is mounted on the assembly drawing board.
By piercing the support portion around the mounting means.
It consists of a claw member that regulates rotation, and is attached to the support section when the support section is attached to an assembly drawing board.
In addition, a flat member interposed between the support portion and the assembly drawing board
The wire harness assembling support , wherein the claw member is provided integrally with the flat plate-shaped member . 2. The support for assembling a wire harness according to claim 1, wherein said support portion is a base member attached to said assembly drawing board, and said support is tiltably supported with respect to said base member. A support harness for assembling a wire harness, comprising: a support rod for supporting a tool main body.