JPH08245Y2 - Belt clamp guide jig - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial application] The present invention mainly relates to a guide jig for a belt clamp for binding a wire harness for an automobile.

[Prior Art] Conventional wire harness bundling work is performed by setting each electric wire constituting the wire harness to a plurality of supporting jigs arranged on a predetermined jig plate, and then, at a predetermined binding position. For example, a belt clamp is wound around and tightened.

Note that the present applicant has wrapped the belt clamp around the wire harness, bound the belt clamp by tightening,
Furthermore, an automatic binding device has already been proposed in which a series of operations such as cutting of the excess belt portion after binding is automated (see the specification and drawings of Japanese Patent Application No. 63-322907).

[Problems to be Solved by the Invention] In the above-mentioned conventional technique, when the binding portion by the belt clamp is defined in advance, it is difficult to repeatedly and accurately bind the binding portion for each wire harness. There are variations in the binding points for each wire harness.

The present invention aims to solve such a problem.

[Means for Solving the Problems] In order to solve the above problems, the belt clamp guide jig of the present invention is configured as follows.

That is, the jig main body is arranged at a predetermined position so as to be able to support a predetermined portion including the bound portion when the wire harness is bundled. The jig body is formed with a guide groove for guiding the belt clamp that binds the bundled portions of the wire harness.

[Operation] In the above configuration, when the wire harness is bundled, necessary electric wires are supported by the jig body. After this,
The belt clamp is wound around the outer periphery of the wire harness to be bundled by utilizing the guide groove of the jig main body in which the bundled portion of the wire harness is supported. That is, the wire harness is bound at the position of the jig body where the bound portion is supported, and the binding position for each wire harness is always constant.

[Embodiment] Next, an embodiment of the present invention will be described with reference to the drawings.

FIG. 1 shows the wire harness W in a bundled working state by a perspective view, and FIGS. 2 to 4 show a part of the guide jig by a front view, a plan view and a perspective view.

In FIG. 1, a plurality of jig bodies 12 are arranged at predetermined positions on the upper surface of the harness jig plate 10. That is, each of these jig bodies 12 is arranged on the upper surface of the harness jig plate 10 so that the wire harness W can be set in accordance with the required routing state (bundle state) of the wire harness W. There is.

Further, each end of each electric wire Wa that constitutes the wire harness W is supported for each electric wire Wa by a terminal support tool 20 that is also arranged on the upper surface of the harness jig plate 10. The terminal support 20 in the present embodiment uses a coil spring and sandwiches and supports the end of each electric wire Wa between the coils of the spring.

As is clear from FIGS. 2 to 4, the jig main body 12 includes a leg portion 14 fixed to the harness jig plate 10 and a U-shaped curved support portion 16. A guide groove 18 for guiding a belt clamp 50 described later is formed on the inner peripheral surface (upper surface in the drawing) of the support portion 16 so as to follow the curved shape.

If the bound portion of the wire harness W to be bound by the belt clamp 50 is the portion indicated by A in FIG. 1, this bound portion A is always supported by the jig body 12. . Further, regarding the supporting jig that supports a portion of the wire harness W other than the bound portion A,
Shapes other than those shown in FIGS. 2 to 4 may be used.

The belt clamp 50 is shown in perspective view in FIG.
Further, in this embodiment, a type in which a plurality of belt clamps 50 are connected in the longitudinal direction is shown. As a single belt clamp 50, the belt portion 52 formed in a belt shape
And a buckle portion 54 connected to the base end thereof.
The belt portion 52 is wound around the bound portion A of the wire harness W, and the tip of the belt portion 52 is inserted into the buckle portion 54 and tightened to bind the bound portion A.

The belt portion 52 inserted into the buckle portion 54 includes a rack-shaped locking groove (not shown) formed in one side surface of the belt portion 52 and a locking claw (not shown) formed inside the buckle portion 54. (Not shown) engages with the stopper to prevent it from coming off.

Further, in the belt clamp 50 of the present embodiment, the disc spring 56 and the clip 58 are integrally formed on the end surface of the buckle portion 54. The clip 58 is inserted into a hole formed in a panel or the like of a vehicle body in the engine room of a vehicle where the wire harness W is used, for example. As a result, the wire harness W is attached to the panel side at the location where it is bound by the belt clamp 50.

FIG. 6 is an external perspective view of the automatic binding device 30 of the belt clamp 50, and FIG. 7 is a partially enlarged cross-sectional view of the state of the binding work by the automatic binding device 30. 6 and 7, the automatic binding device 30 has a handy type structure including a grip 32,
The opposite end of the grip 32 is a winding portion 34 on which the bound portion A of the wire harness W can be positioned. The winding portion 34 is formed in a U shape having an open portion 34 at a part thereof (lower portion in the drawing).

Further, the automatic binding device 30 is provided behind the grip 32 (6th
From the right side of the drawing, the belt clamps 50 are configured so that a plurality of belt clamps 50 are connected as shown in FIG. The inserted belt clamp 50 is fed to the winding portion 34 by a feeding mechanism (not shown) of the automatic binding device 30. And automatic binding device 30
It is possible to automatically wind the belt portion 52 of the belt clamp 50 around the bound portion A of the wire harness W located at the winding portion 34.

Moreover, in the winding portion 34, the belt portion 52 inserted into the buckle portion 54 as described above is the automatic binding device.
It is configured such that it is automatically tightened by the tightening mechanism 36 of 30. Furthermore, the automatic bundling device 30 uses each belt clamp 50 when a plurality of continuous belt clamps 50 are used.
A cutting mechanism 3 including a cutter 38a for cutting off the 50 and a cutter 38b for cutting an excessive portion of the belt portion 52
Equipped with 8.

In the automatic binding device 30, the belt clamp 50
The detailed structure of the feeding mechanism (not shown), the tightening mechanism 36, and the cutting mechanism 38 and their driving relationship are described in Japanese Patent Application No. 63-322 previously filed by the present applicant.
This is described in detail in the specification and drawings of No. 907.

In the above configuration, when the wire harness W is bundled, a plurality of electric wires Wa as shown in FIG.
The wire harness W is set to the required bundled state by supporting the wire harness W by the jig body 12 and the terminal support 20 on the harness jig plate 10. After this, the previously bound portion A to be bound is bound by the belt clamp 50, or the entire wire harness W is taped prior to binding, and unillustrated connectors and crimp terminals are provided at the end portions of each wire Wa. . This completes the work of binding the wire harness W.

Next, a case where the portion to be bound A of the wire harness W is bound by the automatic binding device 30 will be described. First, with respect to the jig body 12 supporting the portion to be bound A, the automatic binding device
The open part 34a of the winding part 34 of 30 is brought into contact with the open part 34a.
4a is closed by the support portion 16 of the jig body 12. If the automatic binding device 30 is operated in this state, the belt clamp 50 is sent to the winding portion 34 and the belt portion 52 is rotated as described above.
34 is guided from one side (right side in FIG. 7) to the guide groove 18 of the jig body 12 and guided to the opposite side (left side in FIG. 7),
Further, the belt portion 52 is inserted into the buckle portion 54 from its tip. As a result, the belt portion 52 of the belt clamp 50 is wrapped around the bound portion A of the wire harness W supported by the jig body 12.

The belt portion 52 that is inserted into the buckle portion 54 and protrudes to the opposite side is automatically tightened by the tightening mechanism 36 of the automatic binding device 30, and the bound portion A of the wire harness W is the eighth.
It is bound with a belt clamp 50 as shown. In this state, the cutters 38a, 38b of the cutting mechanism 38 are operated as shown in FIG. 8, the connecting portion of the belt clamp 50 is cut off, and the surplus portion of the belt portion 52 is cut.

By repeating the above operation, the respective bound portions A of the wire harness W are bound in order.

In this embodiment, the binding work by the automatic binding device 30 shown in FIGS. 6 to 8 has been described, but a binding machine having another simple structure (for example, disclosed in Japanese Patent Laid-Open No. 41-16833). Type of binding machine), or the guide groove 18 of the jig body 12 can be used for manual binding. Needless to say, even in this case, the workability is good and the binding position is always constant.

[Advantages of the Invention] The present invention allows the wire harness of the jig main body to be guided by providing the belt clamp guide function to the jig main body which is previously arranged at a fixed position so as to be able to support the bound portion of the wire harness. It is possible to bind the wire harnesses at the positions, so that the binding position of the wire harness is always constant and the quality of the product is improved.

[Brief description of drawings]

The drawing shows one embodiment of the present invention. Fig. 1 is an external perspective view showing a bundle harness working state of a wire harness, Fig. 2 is a front view showing a part of a guide jig, and Fig. 3 is the same. FIG. 4 is a plan view of the guide jig, FIG. 4 is an external perspective view showing a part of the guide jig, FIG. 5 is an external perspective view showing a belt clamp of a type in which a plurality of guide jigs are connected, and FIG. Appearance perspective view of device, No. 7
FIG. 8 and FIG. 8 are enlarged cross-sectional views of the main part showing the binding work state by the automatic binding device. 12 …… Jig body 18 …… Guide groove 50 …… Belt clamp W …… Wire harness A …… Binding part

Claims (1)

[Scope of utility model registration request] 1. A belt for binding a bound portion of the wire harness to a jig body which is arranged at a predetermined position so as to be able to support a predetermined portion including the bound portion when the wire harness is bundled. A guide jig for a belt clamp, which has a guide groove for guiding the clamp.