JP2001266674A - Drafting board for assembling wire bundle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a jig for assembling a wire harness applicable to a low-cost mass-producing jig with a small number of parts and also to a downer type assembly jig. SOLUTION: A drafting board for assembling a wire bundle comprises a square outer frame 13 having an opening 13a at the inside periphery, first slits 14a to 14d each formed on four side of the outer frame 13, a long member 15 with a second slit 15a provided separately from the outer frame 13 and formed to extend across the facing portion of the outer frame 13, and a bolt 17 for fixing the long member 15 to the outer frame 13. Assembly jigs 11, 12 are mounted on the long member 15 so that the assembly jig 11, 12 are inserted through the second slit 15a.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an assembly drawing of a bundle of wire rods on which a jig for assembling a bundle of wire rods, such as a wire harness, for connecting electrical components provided on a vehicle body or an electric device can be erected.

[0002]

2. Description of the Related Art To assemble a wire bundle such as a wire harness composed of a plurality of electric wires, an assembling jig is erected on an assembling drawing board.
The wire harness is assembled by this assembling jig.

By the way, when wiring a wire harness, it is necessary to attach a wiring jig to an arbitrary position on an assembly drawing board according to a branch position, a length, and the like of the wire harness.
A special assembly board is required.

[0004] As a conventional assembly board of this type, FIG.
9. 8 and 9, reference numeral 1 denotes an assembly drawing board of a wire harness, and a plurality of insertion holes 2 are formed in the assembly drawing board 1 at equal intervals.

[0005] Reference numeral 3 denotes a wire harness assembling jig. The assembling jig 3 includes a rod portion 5 having a U-shaped member 4 for wiring a wire harness attached to a tip end thereof.
And an L-shaped fixing member 6 attached to the rod portion 5.

Reference numeral 7 denotes a hook. The hook 7 includes an engaging claw 7a that is inserted into the insertion hole 2 and engages with the rear surface of the assembly drawing board 1, and a screw 8 that presses the fixing member 6. Have been.

Conventionally, in order to attach the assembly jig 3 to the assembly drawing board 1, after setting the assembly jig 3 at an arbitrary position on the assembly drawing board 1, the engaging claw 7a is inserted through the insertion hole 2, and then After the fixing member 6 is inserted below the hook 7, the screw 8 is tightened to fix the assembly jig 3 to the assembly drawing board 1 via the fixing member 6.

[0008]

However, since such an assembly drawing board 1 has a plurality of insertion holes 2, a dedicated assembly jig 3 having a fixing member 6 and a hook 7 is required. As a result, there is a problem that the versatility of the assembly jig 3 is low, the number of parts increases, and the manufacturing cost increases.

Particularly, it is frequently used for assembling a wire harness,
Since it is not possible to use a so-called downer type assembly jig which can be moved up and down with respect to the assembly drawing board 1, there is a problem that the workability of the assembly work of the wire harness cannot be improved ( When the downer type is used, the assembly jig can be retracted downward with respect to the assembly drawing board, so that the upper part of the assembly drawing board can be used effectively).

Accordingly, the present invention provides a wire harness assembling jig which can be applied to a low-cost mass-produced jig having a small number of parts and also applicable to a downer type assembling jig. It is an object.

[0011]

According to the first aspect of the present invention,
In order to solve the above-mentioned problems, in an assembly drawing board of a wire bundle to which an assembling jig for assembling the wire bundle can be attached, a rectangular outer frame having an opening in an inner peripheral portion, and the outer frame frame A plurality of first slits formed on each of the four sides, and a long member formed with a second slit provided separately from the outer frame and extending over a facing portion of the outer frame, A fixing member for fixing the elongate member to the outer frame, wherein the assembling jig is attached to the elongate member so that the assembling jig is inserted into the second slit. I have.

In this case, the assembling jig is inserted into an arbitrary position of the second slit, and the assembling jig is attached to the elongate member. Then, the slit of the elongate member and the slit of the outer frame are overlapped with each other to fix the fixing member. By fixing the long member to the outer frame, the assembly jig can be positioned at an arbitrary position on the outer frame.

As a result, a special jig having a hook and a fixing member as used in the conventional perforated plate is not required, and
General jigs used in mass production can be used,
Costs can be reduced by reducing the number of parts of the assembly jig.

Further, since the elongated member has the second slit, a downer type assembly jig which can move up and down with respect to the elongated member can be used. By retracting the tool downward, the space above the assembly drawing board can be effectively utilized, and the workability of the assembly work of the wire bundle can be improved.

Further, by using a variety of long members, it is possible to easily repair the assembled drawing board.

According to a second aspect of the present invention, in order to solve the above-mentioned problems, the third aspect of the present invention provides
A short member having a slit, a fixing member for fixing the short member to the long member or the outer frame, and an assembly jig is inserted into the short member so that the assembly jig is inserted through a third slit. It is characterized in that it can be attached.

In this case, the assembling jig is inserted into an arbitrary position of the third slit, and the assembling jig is attached to the short member. Then, the third slit is overlapped with the first slit or the second slit and fixed. By fixing the short member to the long member or the outer frame by the member, the assembly jig can be laid out more finely.

[0018]

Embodiments of the present invention will be described below with reference to the drawings.

FIGS. 1 to 5 are views showing a first embodiment of an assembly drawing board for a wire bundle according to the present invention.

First, the configuration will be described. 1 and 2, reference numerals 11 and 12 denote an assembling jig for assembling a wire harness (wire bundle) (not shown). The assembly jig 12 has a mounting portion 12a for mounting a clip to a wire harness and a rod member 12b.

Reference numeral 13 denotes an outer frame. The outer frame 13 is formed in a square shape having an opening 13a formed in an inner peripheral portion. Also, first slits 14a to 14d are formed on four sides of the outer frame 13, respectively.
The opposing first slits 14a and 14c have the same length, and the first slits 14b and 14d have the same length.

The outer frame 13 has the outer frame 13
A long member 15 separate from the frame 13 can be mounted. The long member 15 has a second slit 15a extending over the facing portion of the outer frame 13. This first slit 15
The rod portions 11a and 12a are prevented from falling out of the long member 15 in a state where the thread grooves of the rod portions 11b and 12b of the assembly jigs 11 and 12 are inserted through the rod portions 11b and 12a. 12
The fixing jigs 11 and 12 are fixed to the long member 15 by fixing the nut 16 to the thread groove b.

The long member 15 has a second slit 15a.
Is superimposed on the first slits 14a, 14c or 14b, 14d facing the outer frame 13, and a bolt (fixing member) 17 is inserted through the second slit 15a and the first slit 13a. By screwing,
The long member 15 is fixed to the outer frame 13.

On the other hand, a short member 18 can be attached to the outer frame 13 or the long member 15.
Is formed with a third slit 18a.
The assembling jigs 11 and 12 are fixed to the short member 18 by inserting the assembling jigs 11 and 12 into the jig.

The third slit 18a is connected to the second slit 15
a or a third slit 18a and a second slit 15a or a third slit
By inserting a bolt (fixing member) 19 into the slit 18a and the first slit 13a and screwing a nut (not shown) into the bolt 19, the short member 18 is fixed to the long member 15 or the outer frame 13. It has become.

In the assembly drawing board having such a configuration, the assembly jig 1 is arranged along the second slit 15a of the long member 15.
After moving 1 and 12, the assembling jigs 11 and 12 are attached to the elongated member 15 by screwing the nut 16 into the thread grooves of the rods 11b and 12b. 1 slit
The elongate member 15 is fixed to the outer frame 13 by bolts 17 at arbitrary positions by moving along the 14a, 14c or 14b, 14d.

Further, even after the assembly jigs 11 and 12 are moved along the third slit 18a,
By screwing the nut 16 into the thread grooves of 11b and 12b,
After attaching the assembly jigs 11 and 12 to the short member 18, the short member 18
The first slits 14a to 14d and the second slit 15a
And fixed to the outer frame 13 or the elongated member 15 by the bolt 19 at an arbitrary position.

As a result, a special jig having a hook and a fixing member as used in the conventional perforated plate is not required, and
General jigs 11 and 12 used for mass production can be used, and the number of parts of the assembly jigs 11 and 12 can be reduced, thereby reducing costs.

Further, by using various shapes for the elongated member 15, the assembly drawing board 13 can be easily repaired.

Specifically, long members 21 to 23 having different lengths as shown in FIG. 3 may be used, or an L-shaped long member 24 or a bent long member as shown in FIG. 25, the assembly drawing board 13 can be easily repaired by using it for the long member 26 having the slit 26a having a wide groove width, or by using the curved long member 27 as shown in FIG. . Needless to say, the short member has the same configuration as the long frame.

Further, in the present embodiment, the outer frame 13
Alternatively, since the short member 18 that can be fixed to the long member 15 is provided, the assembly jigs 11 and 12 can be laid out more finely.

FIGS. 6 and 7 are views showing a second embodiment of an assembly drawing board for a wire bundle according to the present invention. In this embodiment, an example in which a downer jig is provided as an assembling jig is shown. Since the configuration of an assembly drawing plate is the same as that of the first embodiment, the downer jig will be described in detail.

In FIGS. 6 and 7, FIGS.
The configuration below the rod portions 11b and 12b of the embodiment is shown, and the configuration above the rod portions 11b and 12b is the same as in the first embodiment.

6 and 7, the rod portion 30 of the assembly jig is shown.
Is inserted through a cylindrical member 31 to be screwed by screwing a nut 32 to an external threaded portion 31a on the outer periphery through the second slit 15a or the third slit 18a, and is slidably held in a vertical direction. The rod portion 30 has a hook portion 37 formed by bending the key in the shape of a hand and having a thin tip formed at the lowermost end, and a notch cut out in a U-shape above the side on which the hook portion 37 is formed. A part 38 is formed.

The cylindrical member 31 is a long member 15 or a short member.
The supporting member 33 is connected and supported below the
In addition to supporting the rotating shaft 34 facing the notch 38 of the rod portion 30 and having the horizontal direction as the axial center, the notch 38
The fixed shaft 35 facing the rotating shaft 34 is supported on the back side of the rotating shaft 34. The rotating shaft 34 has concave engagement grooves at both ends of a predetermined length.
A rotationally symmetric ratchet 36 engraved with 36a is rotatably supported.

As shown in the drawing, the assembling jig has a ratchet 36 in which an upper engagement groove 36 is formed in an upper edge of a cutout portion 38 of the rod portion 30.
a, the fixed shaft 35 collides with the lower portion of the rod portion 30 to escape, and the U-shaped member 11a and the holding portion 12a It is designed so that it can be positioned at the height that holds the harness.

When the rod portion 30 is lifted up from this state, as shown in FIG.
The hook 36 releases the engagement with the upper edge of the notch 38 by the engagement groove 36a, and the end of the notch 38 is inserted into the space of the notch 38 by the contact of the tip of the hook 37 with the rotation force. When the rod portion 30 is dropped after that, the ratchet 36 is further rotated by the rotation of the ratchet 36 being applied by the upper edge of the notch 38 being brought into contact with the ratchet 36, as shown in FIG. As shown in b), it is designed to be able to rotate by almost 180 ° and to be along the rod portion 30 to allow free fall of the rod portion 30.

Therefore, the assembling jig can lower the U-shaped member 11a and the holding portion 12a to a position in contact with the upper surface of the long member 15 or the short member 18, and can remove the wire harness after the assembling operation is completed. The U-shaped member 11a and the holding portion 12a can be lowered so as not to be in the way.

When the rod 30 is lifted up again from the state shown in FIG. 7B, as shown in FIG. 7C, the ratchet 36 is hooked on the outer slope of the lower engagement groove 36a. The tip of the portion 37 is brought into contact with the upper end and a rotational force is applied to rotate the rod portion 30 toward the rod portion 30, so that the end portion can be turned into the space of the notch portion 38 to enter the space, After that, when the gripping of the rod portion 30 is released, FIG.
As shown in (d), the ratchet 36 has an upper engagement groove 36a.
Is engaged with the upper edge of the notch 38 so as to return to the state shown in FIG. 6 so that the rod 30 to be lowered can be stopped.

As described above, in the present embodiment, since the long member 15 has the second slit 15a and the short member 18 also has the third slit 18a, the long member 15 is vertically moved with respect to the long member 15 or the short member 18. A possible downer type assembly jig can be used, and the space above the assembly drawing board 13 is effectively saved by retracting the downer type assembly jig downward with respect to the long member 15 or the short member 18. It can be utilized, and the workability of the assembly work of the wire harness can be improved.

[0041]

According to the first aspect of the present invention, after the assembly jig is inserted into an arbitrary position of the second slit and the assembly jig is attached to the elongated member, the slit of the elongated member and the outer frame are attached. By assembling the slits of the frame and fixing the long member to the outer frame by the fixing member, the assembly jig can be positioned at an arbitrary position on the outer frame.

As a result, a special jig having a hook and a fixing member as used in a conventional perforated plate is not required, and
General jigs used in mass production can be used,
Costs can be reduced by reducing the number of parts of the assembly jig.

Further, since the elongated member has the second slit, a downer type assembly jig which can move up and down with respect to the elongated member can be used. By retracting the tool downward, the space above the assembly drawing board can be effectively utilized, and the workability of the assembly work of the wire bundle can be improved.

Further, by using a variety of long members, it is possible to easily repair the assembled drawing board.

According to the second aspect of the present invention, after the assembly jig is inserted into an arbitrary position of the third slit and the assembly jig is attached to the short member, the third slit is inserted into the first slit or the second slit. By fixing the short member to the long member or the outer frame by the fixing member in such a manner that they are overlapped with each other, the assembly jig can be laid out more finely.

[Brief description of the drawings]

FIG. 1 is a view showing a first embodiment of an assembly drawing board of a wire rod bundle according to the present invention, (a) is an external view thereof, and (b) is a state in which an assembly jig is attached to a long member. FIG.

2A is a diagram illustrating a state in which a long member according to an embodiment is attached to an outer frame, and FIG. 2A is a diagram illustrating a state in which a long member and a short member are attached to an outer frame according to one embodiment; FIG.

FIGS. 3A to 3C are diagrams showing other shapes of the long frame according to the embodiment.

FIGS. 4A to 4C are diagrams showing other shapes of the long frame according to the embodiment.

FIG. 5 is a diagram showing another shape of the long frame according to the embodiment.

FIG. 6 is a view showing a second embodiment of an assembly drawing board for a wire rod bundle according to the present invention, and is a configuration diagram of an assembly jig attached to the assembly drawing board.

FIG. 7 is a view showing the operation of the assembly jig of the second embodiment.

8A is a configuration diagram of a conventional assembly drawing plate, FIG. 8B is a configuration diagram of a conventional assembly jig, and FIG. 8C is a configuration diagram of a hook of the conventional assembly jig.

FIG. 9 is a view showing a state where a conventional assembly jig is attached to an assembly drawing board.

[Explanation of symbols]

 11, 12 Assembly jig 13 Outer frame 13a Opening 14a-14d First slit 15 Long member 15a Second slit 17 Bolt (fixing member) 18 Short member 18a Third slit 19 Bolt (fixing member) 21-27 Long Length member

Claims (2)

[Claims] 1. An assembly drawing board for a wire bundle to which an assembly jig for assembling the wire bundle can be attached, comprising: a rectangular outer frame having an opening in an inner peripheral portion; and four sides of the outer frame. A plurality of first slits respectively formed on the outer frame, an elongated member provided separately from the outer frame and formed with a second slit extending over a facing portion of the outer frame; A fixing member for fixing a member to the outer frame, wherein the assembly jig is attached to the long member so that the assembly jig is inserted through the second slit. Assembly drawing board. 2. A short member having a third slit in a longitudinal direction, and a fixing member for fixing the short member to the long member or the outer frame, wherein the assembly jig is inserted through the third slit. The assembly member for a wire bundle according to claim 1, wherein an assembly jig can be attached to the short member.