JP2000285753A - Wire harness laying jig - Google Patents

Abstract

PROBLEM TO BE SOLVED: To facilitate height adjustment of a laying jig. SOLUTION: This laying jig is made up of a support shaft 12, erected on a wire- harness assembling work bench and a wire receiving member 13 mounted on an upper end of the support shaft. The support shaft is formed into an oval tube shape, a plurality of grooves 14, 15 for the wire receiving member 13 are provided in the horizontal direction, leaving a vertical space between them, in a circumferential wall of the support shaft, the grooves are each made up of a pair of movement grooves 14b or 15b, each extending from the major axis side to the minor axis side and a pair of fit grooves 14a or 15a, each connected with continuity to the corresponding movement groove and recessedly provided, so as to confront the center position of the major axis. Meanwhile an oval fixing piece 13f to be fitted into the support shaft in a vertically movable manner is projectingly provided on a lower end of a shaft part 13b projecting from the middle of a bottom part of a wire receiving part 13a of the wire receiving member. The wire receiving member is vertically moved with the wire receiving part held by hand to adjust the height thereof, and at the position of one of the grooves for the wire receiving member, the lower-end fixing piece is turned 90 deg. along the movement groove and fixed there by fitting both sides of the fixing piece into the confronting fit grooves.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wiring jig for a wiring harness arranged in an automobile, and more particularly to a wiring jig which can easily adjust the height of a wire holding position.

[0002]

2. Description of the Related Art Wire harnesses installed in automobiles are:
On the assembling workbench, wires are sequentially held while holding the wire group with the wiring jigs erected on the assembling worktable, and after the wiring, a clip or the like for fixing the vehicle body is attached to a required position, and then the seat or tube is removed. The wire harness is assembled by attaching it and winding it with tape. Conventionally, a wiring jig 1 shown in FIGS. 8 and 9 is widely used as a wiring jig for holding the electric wire group.

The wiring jig 1 comprises a support shaft 2 erected on an assembling work table 5 and a U-shaped wire receiving member 3 attached to the upper end of the support shaft 2. The support shaft 2 has a screw hole 2b at the upper end of a shaft portion 2a having a fixed length L, and a hexagonal protrusion 2 at the lower portion.
c and a washer 2d, and a screw 2e is provided from the washer 2d to the lower end. The wire receiving member 3 has a shaft portion 3b protruding from the center of the bottom surface of the U-shaped wire housing portion 3a, a hexagonal protrusion 3c and a washer portion 3d provided on the shaft portion 3b, and a screw 3e provided below the washer portion 3d. Provided. By screwing the screw rod 3e of the electric wire receiving member 3 into the screw hole 2b of the support shaft 2, the electric wire receiving member 3 protrudes from the upper end of the support shaft 2. Support shaft 2
As shown in FIG. 9, a screw rod 2 e at the lower end is passed through a hole 5 a provided in the assembling work table 5 and fastened with a nut 7 to stand up on the assembling work table 5.

As described above, the reason why the electric wire receiving member 3 and the support shaft 2 are detachably connected as a separate body is that the support shaft 2 is replaced in accordance with the amount of electric wires. Conventionally, two types of support shafts 2 having different heights have been prepared. Specifically,
The one having a dimension H1 from the washer 2d to the upper end of 100 mm and the one having a dimension of 140 mm are provided. The height of the wire receiving member is 100 mm.
If 0 mm is used, the height H2 of the wiring jig 1 is 200 mm
When H = 140 mm is used, the height H2 of the wiring jig 1 is 240 mm.

[0005] When the number of electric wires exceeds 500 by changing the height of the support shaft 2 as described above, as shown in FIG. The electric wire does not protrude from the upper end of the member 3. When the number of electric wires is 500 or less, H
= 100 mm is used.

[0006]

As described above, if the wiring jig is properly used according to the amount of electric wires, it is necessary to change the wiring jig to be attached to the assembly work table every time the amount of electric wires changes. In addition to the problem that the number of operations increases, there is also a problem that the number of management points increases because the support shaft 2 is of two types.

From the viewpoint of workability, as shown in the left side of FIG. 9, a downer jig 6 which can be raised and lowered as necessary is also used. Using this downer jig, the height can be adjusted. However, there is a problem that the support shaft 6a projecting below the assembling work table 5 interferes with a base (not shown) when the downer jig is lowered. It is necessary to prevent interference with the electric wire group wired above, and there is a problem that the usability is poor.

The present invention has been made in view of the above problems, and has as its object to adjust the height of an electric wire receiving member without replacing a support shaft or moving up and down.

[0009]

In order to solve the above-mentioned problems, the present invention comprises a support shaft erected on a wire harness assembling work table, and a wire receiving member attached to an upper end of the support shaft. The elliptical cylindrical shape, the support shaft is provided with a plurality of grooves for the wire receiving member at intervals in the vertical direction in the horizontal direction, each of these grooves, provided from the long axis side to the short axis side with a movement groove And a fitting groove which is formed in a recessed portion continuous with the moving groove and provided opposite to the center position on the long axis side, while the wire receiving member has a shaft portion projecting from the bottom center of the wire receiving portion. An elliptical fixing piece fitted into the support shaft so as to be able to move up and down is protruded at the lower end of the support shaft, the wire receiving member is raised and lowered by holding a wire receiving portion, and the fixing piece at the lower end is used for the wire receiving member. At the position of the groove, rotate the fixing piece 90 degrees along the moving groove so that both sides of the fixing piece And fixed engaged, provides a wire harness wiring jig has a configuration capable of adjusting the vertical height.

[0010] The grooves for the wire receiving member are provided in two upper and lower stages. However, if necessary, there may be three stages, such as upper and lower stages, and the number is not limited. The wire receiving portion of the wire receiving member has a U-shape, but three support bars protrude from the bottom at intervals of 120 degrees as needed.
It may have a shape or an X shape in which four support bars protrude at 90-degree intervals.

The structure for fixing the support shaft to the wire harness assembling work table below the support shaft is the same as the conventional one. A hexagonal protrusion is provided at the lower portion, and a washer is provided at the lower end of the hexagonal protrusion. A screw is provided from the washer to the lower end, and the screw is passed through the hole of the wire harness assembly work table and fastened and fixed with a nut.

[0012] As described above, if the support shaft erected on the wire harness assembling work table is provided with grooves for adjusting the height of the wire receiving member at intervals in the vertical direction, the wire receiving member can be lifted and lowered. By simply rotating the wire receiving member 90 degrees at the position of the selected groove, the height of the wire receiving member can be changed by changing the amount of protrusion from the support shaft.

[0013] The groove for the wire receiving member provided on the spindle is
One moving groove provided in a U-shape from one short axis side to the long axis side on both sides, and the fitting groove provided opposite to the center of the long axis side at both ends of the moving groove. You may comprise. With this shape, after the fixing piece is protruded from the moving groove on the short axis side and then rotated by 90 degrees, then moved to the center on the long axis side and fitted in the fitting groove, the fixing piece is supported. Can be fixed to a shaft.

[0014] Alternatively, the groove for the wire receiving member provided on the support shaft may have two L-shaped moving grooves provided at diagonal positions and a center on the long axis side continuous with one end of each moving groove. It may be constituted by the above-mentioned fitting groove provided oppositely. In this case, both sides on the short axis side are formed in a semicircular arc shape, and one half of the half-axis
Since the moving groove is provided by cutting by 周 circumference, the fixing piece can be fixed to the central fitting groove on the long axis side by rotating the fixing piece by 90 degrees.

The upper end of the support shaft is a closed surface, and a semi-peripheral groove for inserting a fixing piece of the electric wire receiving member is provided between the upper end closed surface and the upper groove for the electric wire receiving member. And, as a groove for inserting the shaft portion of the wire receiving member, a vertical groove is provided from the half circumferential groove to the upper end closing surface, and the groove is continuous with the groove so that the center of the closing surface is closer to a part of the upper end closing surface. It is good also as a structure which provides the groove | channel which was hooked, and supports this axial part by letting the axial part of an electric wire receiving member pass through the groove | channel of this upper end closed surface.

[0016]

Embodiments of the present invention will be described below with reference to the drawings. 1 to 5 show a first embodiment. The wiring jig 10 includes a support shaft 12 erected on a wire harness assembly work table and an electric wire receiving member 13 attached to an upper end of the support shaft 12. The shaft portion 12a of the support shaft 12 has an elliptical cylindrical shape, and its upper end is an opening 12b. The shaft 1
At the lower part of 2a, a hexagonal projection 12c is provided,
A washer 12d is provided at the lower end of the hexagonal protruding portion 12c, a screw 12e is provided from the washer 12d to the lower end, the screw 12e is passed through a hole in the wire harness assembly work table, and the nut 12 is fastened and fixed with a nut to fix the support shaft 12. It is configured to stand up from the wire harness workbench.

The circumferential wall of the shaft portion 12a of the support shaft 12 is provided with two vertical grooves 1 for a wire receiving member at an interval in the vertical direction.
4 and 15 are provided in the horizontal direction. As shown in FIG. 2 and FIG.
One moving groove 14b (15b) provided in a U-shape from one short-axis side x1 to both long-axis sides y1 and y2, and the long-axis side y1 is continuously provided at both ends of the moving groove 14b (15b).
a pair of fitting grooves 14a, 1
4a (15a, 15a).

The electric wire receiving member 13 is an elliptical fixed member which is fitted into the inside of the shaft portion 12a of the support shaft 12 at the lower end of a shaft portion 13b projecting from the center of the bottom of the electric wire receiving portion 13a as a U-shape. A piece 13f protrudes.

In order to attach the wire receiving member 13 to the support shaft 12, the fixing piece 13f is inserted into the support shaft 12 through the upper end opening 12b while holding the wire receiving portion 13a. As shown in FIG. 4, when the height of the wire receiving member 13 is to be increased,
At the position of the upper groove 14, as shown in FIG. 3B, the fixing piece 13f is moved in the direction of the short axis side X1 to move the moving groove 14b.
The half side is made to protrude, and in this state, 9
Rotate 0 degrees. In this state, the fixing piece 13f is moved to the center on the long axis side, and both sides of the fixing piece 13f on the short axis side are fitted into the fitting grooves 14a, 14a. Thereby, the electric wire receiving member 13 is fixed to the support shaft 12, and the height H3 from the upper end of the support shaft 12 to the upper end of the electric wire receiving member 13 can be 140 mm.

On the other hand, when it is desired to reduce the height of the wire receiving member 13, the fixing piece 13f can be fixed by the fitting grooves 15a, 15a of the groove 15 at the position of the lower groove 14 by the same operation as described above. . In this case, the height H3 from the upper end of the support shaft 12 to the upper end of the wire receiving member 13 can be set to 100 mm.

The support shaft 12 to which the electric wire receiving member 13 is adjusted in height is installed upright on a wire harness assembly work table. If you want to adjust the height according to the amount of wires, for example,
When the amount of electric wires is not large, and when it is desired to increase the electric wire receiving member 13 in FIG. 5 from the state shown in FIG. 2, the operation shown in FIG. 3B is reversed. That is, the wire 13 is slightly raised by the wire receiving member 13, the fixing piece 13f is pulled out of the fitting groove 15a, then moved to the short axis side x1 along the moving groove 15b, and then rotated by 90 degrees. In this state, the fixing piece 13f is moved to the long axis side, and the fixing piece 13f is positioned inside the support shaft 12. Then, the fixing piece 13f is lifted by holding the wire receiving portion 13a, and is moved to the position of the groove 14 in FIG. Perform the operation shown in ()) to
The fixing piece 13f is fitted and fixed to the fourth fitting groove 14a.

As described above, the wiring jig 10 can adjust the vertical position only by moving the wire receiving member 13 up and down and rotating without replacing the support shaft 12, and can correspond to the number of wires.

FIGS. 6A and 6B show a second embodiment in which the shape of the groove for the wire receiving member provided on the support 12 is changed. FIG. 6 shows only the upper groove 14 ', but the lower groove has the same shape.

The groove 14 'is opposed to two moving grooves 14b', 14b 'provided in an L-shape at diagonal positions, and at one end of each moving groove, at the center of the long-axis side y1, y2. And fitting grooves 14a ', 14a' which are recessed. The short-axis sides x1 and x2 on both sides where the moving grooves 14b 'and 14b' are provided are formed in a semicircular arc shape, and are cut by a 1/4 turn to just a half position to provide the moving grooves 14b 'and 14b'. y1,
The above-mentioned fitting grooves 14a ', 14a' are continuously provided at the tip on the y2 side.
Is formed.

The fixing piece 13f of the electric wire receiving member is connected to the shaft 1
The shape is similar to 2 ′, and the short axis side is a semicircular shape.
Therefore, the fixing piece 13f of the electric wire receiving member can be rotated by 90 degrees, and when the fixing piece 13f is rotated by 90 degrees, both sides of the fixing piece 13f can be fitted and fixed to the fitting grooves 14a ', 14a'.

FIG. 7 shows a third embodiment in which the function of holding the shaft portion 13b of the wire receiving member 13 is enhanced. That is, the upper end of the elliptic cylindrical shaft portion 12a "of the support shaft 12" is defined as a closed surface 12b ", and between the upper end closed surface 12b" and the groove 14 "for the upper wire receiving member, an electric wire receiving member is provided. A semicircular groove 16 "for inserting a fixing piece is provided. In addition, as a groove for inserting a shaft portion of the electric wire receiving member, a vertical groove 16a "is provided from the semicircular groove 16" to the upper end closing surface,
A groove 18 "extending from a part of the upper end closing surface 12b" to the center of the closing surface is provided so as to be continuous with the upper end of the groove 17 ". The upper groove 14" and the lower stage provided on the support shaft 12 "are provided. The groove 15 ″ has the same shape as that of the first embodiment.

The fixing piece 13f of the electric wire receiving member 13 is inserted from the side into the hollow portion of the support shaft 12 "through the semicircular groove 16", and the shaft portion 13b is inserted into the support shaft 12 "through the grooves 17" and 18 ". In this way, the long shaft portion 13b of the electric wire receiving member 13 is connected to the upper end closed surface 12 of the support shaft 12 ″.
By passing the groove 18 "of b", the shaft portion 13b can be sandwiched on both sides of the groove 18 ". Therefore, the wire receiving member 13 can be protruded upward in a state more stable than the support shaft 12. it can.

[0028]

As is apparent from the above description, according to the present invention, the support shaft of the wiring jig is provided with grooves for fixing the electric wire receiving members at intervals in the vertical direction. The height of the wire receiving member can be adjusted only by lifting and lowering and rotating the wire receiving member protruding upward. Therefore, in the case of a large number of wires exceeding 500 or the like, the position of the wire receiving member is adjusted high, while in the case of a small amount of wires, the position of the wire receiving member need only be adjusted low.

As described above, since it is not necessary to replace the support shaft of the wiring jig erected from the wire harness assembly work table according to the amount of electric wires, the number of working steps can be reduced. Further, since it is not necessary to prepare a plurality of types of support shafts having different heights as in the related art, the number of parts management points can be reduced.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a wiring jig according to a first embodiment.

FIG. 2 is an enlarged front view of a main part of a spindle according to the first embodiment.

3A is a cross-sectional view taken along line AA of FIG. 2, and FIG. 3B is a cross-sectional view showing an operation procedure when changing the height of an electric wire receiving member.

FIG. 4 is a perspective view when an electric wire receiving member is raised.

FIG. 5 is a perspective view when the electric wire receiving member is lowered.

6A and 6B show a second embodiment, in which FIG.
(B) is a principal part front view.

FIG. 7 is a perspective view of a main part of a third embodiment.

FIG. 8A is a perspective view of a conventional wiring jig, and FIG. 8B is an exploded perspective view.

FIG. 9 is a drawing showing a state where a conventional wiring jig is attached to a wire harness assembly work table.

[Explanation of symbols]

 Reference Signs List 5 wire harness assembly work table 10 wiring jig 12 support shaft 12a shaft portion 13 wire receiving member 13a wire receiving portion 13b shaft portion 13f fixing pieces 14, 15, grooves for wire receiving members 14a, 15a fitting grooves 14b, 15b Moving groove x1, X2 Short axis side y1, y2 Long axis side

Claims (3)

[Claims] 1. A support shaft standing on a wire harness assembly work table, and an electric wire receiving member attached to an upper end of the support shaft, wherein the support shaft has an elliptical cylindrical shape, and is vertically attached to a peripheral wall of the support shaft. A plurality of grooves for electric wire receiving members are provided in the horizontal direction with an interval, and each of these grooves is provided with a moving groove provided from the long axis side to the short axis side, The wire receiving member is provided at the lower end of a shaft portion protruding from the center of the bottom of the wire receiving portion, and can be moved up and down inside the support shaft. An elliptical fixing piece to be fitted is protruded, the wire receiving member is raised and lowered by holding the wire receiving portion, and the lower fixing piece is moved 90 degrees along the moving groove at the position of the groove for the wire receiving member. Rotate to fit both sides of the fixing piece into the opposite fitting groove and fix it so that the vertical height can be adjusted. Wiring harness wiring jig to be formed. 2. A groove for an electric wire receiving member provided on the support shaft has one moving groove provided in a U shape from one short axis side to both long axis sides, and is connected to both ends of the moving groove. The wire harness wiring jig according to claim 1, comprising the fitting groove provided opposite to the center on the long axis side. 3. A groove for an electric wire receiving member provided on the support shaft is provided with two moving grooves provided in diagonal positions in an L shape and a center on a long axis side continuous with one end of each moving groove. 2. The wiring harness wiring jig according to claim 1, comprising the fitting groove provided opposite to the wiring groove.