JPH10321063A - Flat harness manufacturing jig - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable work of a sub-harness into a flat harness, easily accommodate changes in the product number, and make small by arranging a fixed jig consisting of a first fork having a step slit and a moving jig consisting of a second fork having a step slit corresponding to the step slit of the first fork. SOLUTION: One side of each electric wire 40 to be worked into a flat harness is held by the hand of a worker in a step slit 22a of a fixed jig 20, and the other side is held in a step slit 32a of a second fork 32 of a moving jig 30. By sliding the moving jig 30 to the opposite side of the fixed jig 20, tension is exerted to each electric wire 40, a resin film is wound round each electric wire 40 to which tension is exerted, and fused so as to work each electric wire 40 into a flat harness. A sub-harness to which a terminal or a connector 41 is fixed is inserted into the step slit 22a, held, and can be worked into a flat harness.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a flat harness manufacturing jig in which a plurality of electric wires are bundled flat by a resin film, and in particular, an electric wire with a terminal (sub-harness) can be easily processed into a flat harness. Also, the present invention relates to a flat harness manufacturing jig that can easily cope with a change in the product number of an electric wire processed into a flat harness.

[0002]

2. Description of the Related Art Conventionally, a flat harness has been manufactured by a manufacturing apparatus as shown in FIG.
No. 2710). FIG. 15 is a perspective view showing a main part of a conventional flat harness manufacturing apparatus.

[0003] In FIG.
And wire holding means 111 and 121 for holding a plurality of wires 100 to be processed into a flat harness.
And a wire pulling portion 112 for pulling each wire 100 without a gap.
122 and bases 113 and 123.

[0004] Although not shown, an electric wire reel for stocking the long electric wire 100 is installed on the feed side P of the electric wire 100, and each electric wire 100 is wound on the winding side Q of the electric wire 100. There was a take-up reel for applying tension.

Reference numeral 130 denotes a film fusing means,
Film reel 131 for stocking film 140
Feeding rollers 132a and 132b for feeding the film 140 from the film reel 131, a winding reel 133 for winding and feeding the fed film 140, and heat-sealing the film 140 wound around each electric wire 100 from above and below. Heat fusion plates 134a, 13
4b and the film 140 after thermal fusion of the film 140.
From above and below.

Next, a flat harness manufacturing operation by the flat harness manufacturing apparatus will be described. When each electric wire 100 reaches each electric wire alignment means 110, 120 on the sending side P and the winding side Q, the electric wire holding parts 111, 1
21 is lowered to connect the electric wires 100 to the bases 113 and 123.
At the same time, the wire pulling portions 112 and 122 move forward to pull the individual wires 100 without gaps.

Next, the delivery rollers 132a, 132
b sends out the film 140 from the film reel 131, and winds the film 140 above and below each electric wire 100. Then, a heat sealing plate 134 is provided above and below the film 140.
a, 134b are pressed. The heat welding plate 134a,
134b melts the heat-sealing layer of the film 140 to fuse the film 140 with the insulating coating of each electric wire 100 and to bond the insulating coatings to each other.

Thereafter, the cutters 135a and 135b cut the film 140 from above and below. And the wire holding part 1
11 and 121 rise, and
122 is retracted, and each electric wire 100 is released.

The flat harness thus manufactured is wound on the winding reel on the winding side Q, and sent to a terminal processing step which is the next step. Thereafter, the flat harness undergoes a terminal processing step such as crimping of the terminal,
After the crimped terminal is inserted into the connector housing, it is subjected to a post-process to complete the product.

[0010]

Conventionally, there is no manufacturing apparatus for processing a sub-harness such as an electric wire with a terminal after a terminal processing step or an electric wire with a connector after a post-process into a flat harness. Exclusively, as mentioned above,
Prior to the terminal treatment in the previous process, the configuration was such that a plurality of electric wires 100 were processed into a flat harness.

However, if each wire 100 is processed into a flat harness before the terminal processing, the degree of freedom of each wire 100 bundled by the film 140 is limited, and the subsequent terminal processing becomes complicated. Was.

Further, an electric wire 1 to be processed into a flat harness
In order to change the part number of the wire 100, it is necessary to perform a setup change operation of the manufacturing apparatus, such as replacing the wire reel on the feed side P or changing the cutting length of the wire 100, and it is difficult to change the part number of the wire 100. Met.

Further, since the conventional flat harness manufacturing apparatus is a completely automatic machine, the electric wire pressing portions 111,
An air cylinder that raises and lowers 121;
There is a problem that an air cylinder for moving the 122 forward and backward, a control system for these components, and the like are required, so that the device becomes large and the configuration becomes complicated.

[0014] The present invention has been made in view of the above problems, and can process a sub-harness into a flat harness, and can easily cope with a change in the product number of an electric wire processed into the flat harness. Further, it is another object of the present invention to provide a flat harness manufacturing jig having a simple structure and a small size.

[0015]

In order to achieve the above object, a flat harness manufacturing jig according to claim 1 is a flat harness manufacturing jig in which a plurality of electric wires are bundled flat by a resin film, A base on which a rail is laid on the upper surface, a fixing jig fixed to the upper surface of the base and holding one side of each wire collectively, slidably provided on the rail of the base, and the other side of each wire A movable jig for collectively holding, the fixing jig, a first support fixed to the upper surface of the base,
A first fork having a step slit, which is replaceably provided on the first support and has a stepwise reduced width corresponding to the diameter of each electric wire, and each electric wire inserted through the step slit of the first fork is collectively collected. The movable jig comprises a second support slidably provided on a rail of the base, and a second support slidably provided on the second support. The second fork is provided with another step slit corresponding to the step slit, and a second clamp means for collectively holding the electric wires inserted through the step slit of the second fork.

In the flat harness manufacturing jig according to the first aspect of the present invention, one side of each wire to be processed into the flat harness is held by the step slit of the first fork of the fixing jig by a worker. The other side is held by the step slit of the second fork of the movable jig, and in this state, the tension is applied to each electric wire by sliding the movable jig to the opposite side of the fixed jig. Next, a resin film is wound around each of the tensioned electric wires, and the resin film is fused to each of the electric wires to process each of the electric wires into a flat harness.

According to the flat harness manufacturing jig of the first aspect, the sub-harness to which the terminal and the connector are attached can be inserted and held in the step slit, and the sub-harness can be easily connected to the flat harness. Can be processed.

Further, when changing the product number of the electric wire, the existing first and second forks are replaced with other first and second forks having different widths of the step slits, thereby easily changing the product number. Can respond.

Further, by adopting the form of a jig, a large number of air cylinders and the like as in the prior art become unnecessary, and the whole can be simplified and reduced in size.

Preferably, as in the flat harness manufacturing jig according to the second aspect, the first and second clamping means are arranged substantially in parallel with the step slit so that each electric wire inserted through the step slit is connected to the step slit. The flat harness manufacturing jig according to claim 3, wherein the horizontal harness is configured to be clamped, and a vertical clamp is arranged to clamp each electric wire inserted through the step slit orthogonally to an opening side of the step slit. As described above, the contact surface of each of the horizontal clamps constituting the second clamp means with each wire is curved, and the corresponding contact surface is located above the step slit when each wire is clamped. Configuration.

In the case of such a configuration, both sides of each electric wire can be collectively held by the first and second forks.
After such holding, tension can be applied to each electric wire only by sliding the movable jig in the direction opposite to the fixing jig.

A flat harness manufacturing jig according to a fourth aspect of the present invention is a flat harness manufacturing jig in which a plurality of electric wires are flatly bundled with a resin film, wherein the base has a rail laid on an upper surface thereof, and an upper surface of the base. A jig fixed to one side of each wire collectively, a movable jig slidably provided on the rail of the base, and collectively holding the other side of each wire, wherein the fixing jig is A first post fixed to the upper surface of the base, a first fork provided on the first post and having a slit of a fixed width, and a first fork provided rotatably near the first fork, A plurality of types of step slits whose width is reduced stepwise in accordance with the diameter, a first auxiliary fork formed so as to be able to overlap with the slit of the first fork, and both slits of the first fork and the first auxiliary fork. One side of each inserted wire The movable jig is provided on the rail of the base and slidably provided on the second support, and is provided on the second support and corresponds to a slit of the first fork. A second fork having another slit having a fixed width, and a plurality of types of other step slits which are rotatably provided near the second fork and correspond to the respective step slits of the first auxiliary fork. A second auxiliary fork formed to be able to overlap with the slit of the two forks,
The second fork and the second auxiliary fork are configured to include a second clamp means for collectively holding the other sides of the electric wires inserted through both slits of the second fork and the second auxiliary fork.

According to the flat harness manufacturing jig of the fourth aspect, the first and second auxiliary forks are rotated to select one of a plurality of types of step slits. Accordingly, it is possible to widely cope with a change in the product number of each electric wire processed into a flat harness.

Preferably, the first and second forks are exchangeable as in the flat harness manufacturing jig according to claim 5, and as in the flat harness manufacturing jig according to claim 6. The first and second auxiliary forks are replaceable.

According to such a configuration, by replacing the first and second forks with different slit dimensions,
By replacing the step slits with first and second auxiliary forks having different dimensions of the step slit, it is possible to respond to a change in the product number of the electric wire even more widely.

As in the flat harness manufacturing jig according to claim 7, the first and second clamping means are substantially parallel to the slit and the step slit, and clamp the electric wires inserted through both slits. A horizontal clamp to
Perpendicular to the opening side of the slit, a vertical clamp that clamps each wire inserted into the slit and the step slit, and, as in the flat harness manufacturing jig according to claim 8, A configuration in which the contact surface of each of the horizontal clamps constituting the second clamp means with each electric wire is curved, and the corresponding contact surface is located above the slit and the step slit when each electric wire is clamped. And

In the case of such a configuration, both sides of each electric wire are held by the first fork and the first auxiliary fork and the second fork and the second auxiliary fork, respectively, similarly to the second and third aspects. After the holding, the tension can be applied to each electric wire only by sliding the movable jig in the opposite direction to the fixed jig.

A flat harness manufacturing jig according to a ninth aspect of the present invention includes a driving means for sliding the movable jig along the rail, and wherein the vertical clamp constituting the first clamping means is in a non-clamp state. A switch that is turned ON or OFF when
The driving means is operated based on N or OFF, and the movable jig is slid toward the fixed jig.

According to such a configuration, the movable jig can be automatically returned to the initial position by releasing the vertical clamp of the fixing jig after fusing the resin film to each electric wire.

As a result, the completed flat harness is bent, and the flat harness can be easily removed from the fixed jig and the movable jig. After collecting the flat harness, the next flat harness can be manufactured as it is.

According to a tenth aspect of the present invention, there is provided a flat harness manufacturing jig comprising: a positioning plate having a slit having a constant width, through which each electric wire can be inserted, and through which the resin film wound around each electric wire cannot pass. First and second positioning means respectively provided on the fixed jig side and the movable jig side are provided, and each positioning plate is pressed against both ends of the resin film to position the resin film with respect to each electric wire. There is a configuration to do.

According to such a configuration, the resin film wound around each electric wire can be automatically positioned, and the resin film can be accurately fused to each electric wire.
The present invention described in claim 10 is particularly effective when the fusion of the resin film is performed by an automatic machine.

[0033]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the flat harness manufacturing jig of the present invention will be described below with reference to the drawings. First, the flat harness manufacturing jig according to the first embodiment will be described. FIG. 1 is a perspective view showing a flat harness manufacturing jig according to an embodiment of the present invention. 2A and 2B show a fixing jig constituting the flat harness manufacturing jig. FIG. 2A is a front view, and FIG. 2B is a side view. 3 shows a movable jig constituting the flat harness manufacturing jig. FIG. 3 (a) is a front view and FIG. 3 (b) is a side view.

In FIG. 1, the flat harness manufacturing jig according to the present embodiment mainly includes a base 10 having a rail 11 laid on the upper surface thereof, and a jig fixed to the upper surface of the base 10.
A fixed jig 20 for holding one side of the electric wires 40 collectively and a movable jig 30 slidably provided on the rail 11 of the base 10 and holding the other side of each electric wire 40 collectively.

The electric wire 40 is in a sub-harness state in which terminals and connectors 41 are attached to both ends thereof.

In FIG. 1, the fixing jig 20 includes a base 10
A first fork 22 fixed to the upper surface of the first fork, a first fork 22 screwed to the first fork 21, and first clamping means 23 for collectively holding the electric wires 40 on the first fork 22. is there.

As shown in FIGS. 2 (a) and 2 (b), the first fork 22 is formed with a step slit 22a corresponding to the diameter of each electric wire 40 and having a width gradually reduced from the opening side thereof. It is. Here, FIG. 4 shows the first and second forks. FIG. 4A is a front view, and FIG. 4B is a partially enlarged view of FIG.

As shown in FIGS. 5A and 5B, the width of the step slit 22a has three widths R1, R2, and R3 from the opening side, and ten 10-sqq electric wires 40, 1. 25sq
And two 0.5 sq electric wires 40 can be inserted.

The second fork 32 of the movable jig 30 is also provided with a step slit 32a of the same size.

Such a first fork 22 can be exchanged for another first fork 22 by releasing the screw fixing the first fork 22 to the first column 21, and the first slit 22a can be replaced with another first fork 22. By preparing various kinds of first forks 22 having different dimensions and combinations, it is possible to cope with combinations of electric wires 40 having various diameters.

Returning to FIGS. 2A and 2B, the first clamp means 23 comprises a horizontal clamp 23a and a vertical clamp 23b.
Consists of The horizontal clamp 23a is
₁ and rotatably supported, and is urged toward the step slit 22a by a spring (not shown). When each electric wire 40 is inserted into the step slit 22a, such a horizontal clamp 23a clamps each electric wire 40 substantially in parallel with the step slit 22a.

The vertical clamp 23b is Yes and rotatably supported by the rotation shaft 23b _1, it is constituted to manually to a vertical state. When the vertical clamp 23b is in a vertical state, the vertical clamp 23b clamps each electric wire 40 inserted through the step slit 22a orthogonally to the opening side of the step slit 22a.

As shown in FIG. 2A, the first fork 22 has a switch 24 which is turned off when the vertical clamp 23b is in the non-clamp state (horizontal state).
Is provided. The switch 24 is connected to a movable jig 3 described later.
0 driving means 72.

Returning to FIG. 1, the movable jig 30
1a, a second support 31 slidably provided on the rail 11 of the base 10, a second fork 32 screwed to the second support 31 so as to be replaceable, This is constituted by a second clamp means 33 which is collectively held on a fork 32.

3A and 3B, the second fork 32 has a step slit 32a having the same size as the step slit 22a of the first fork 22, as described above. The second clamp means 33 includes a horizontal clamp 33.
a and a vertical clamp 33b.

[0046] Similarly to the first clamping means 23, the horizontal clamp 33a, Yes supported to the pivot shaft 33a _1, it is biased in stage slit 32a side by the spring (not shown). The vertical clamp 33b is Yes supports the pivot shaft 33b _1, a manually vertical position.

However, as shown in FIGS. 5 (a) and 5 (b), the horizontal clamp 33a is different from the horizontal clamp 23a of the first clamp means 23 in that the horizontal clamp 33a is in contact with each wire 40.
with a a ₂ a curved surface, at the time of clamping of the wires 40, the abutment surface 33a ₂ are are so as to be positioned above the stage slit 32a.

With such a configuration, after the electric wires 40 are collectively held on the first and second forks 22 and 32, the movable jig 30 is simply slid in the opposite direction to the fixed jig 20. The tension can be applied to each electric wire 40.

In FIG. 1, reference numeral 50 denotes an electric wire locking pin, which holds one end of each electric wire 40 to which the connector 41 is attached.

Next, a flat harness manufacturing apparatus using the flat harness manufacturing jig will be described with reference to FIG. FIG. 6 is a front view showing a flat harness manufacturing apparatus using the flat harness manufacturing jig.

In the figure, reference numeral 60 denotes a heating press, which is provided between the fixed jig 20 and the movable jig 30.
The heating press 60 is provided with sliders 61, 61,
It is slidably mounted on the rails 12, 12 on the base 10, and slides back and forth by a driving means (air cylinder) 71 provided on the back surface of the base 10.

Another drive means (air cylinder) 72 is mounted on the back surface of the base 10. The driving means 72 slides the movable jig 30 to the opposite side of the fixed jig 20 based on a signal from a control unit (not shown), and moves based on the OFF state of the switch 24 provided on the fixed jig 20. The jig 30 is slid toward the fixing jig 20.

Further, the fixing jig 20 is provided with first and second positioning means 80A and 80B for positioning the resin film wound around each electric wire 40, respectively.

FIG. 7 shows the first and second positioning means. FIG. 7A is a partial sectional side view,
FIG. 2B is a front view. FIGS. 8A and 8B show positioning plates constituting the first and second positioning means. FIG. 8A is a front view, and FIG. 8B is a side view.

The first and second positioning means 80A,
Since 80B has the same configuration, only the first positioning means 80A will be described, and description of the second positioning means 80B will be omitted.

7A and 7B, the first positioning means 80A (the second positioning means 80B) is provided on the first support 21 of the fixing jig 20 (the second support 31 of the movable jig 30). And a positioning plate 82 which can be moved forward and backward by a driving means (air cylinder) 81.

A fixing plate 83 is fixed to the side surface of the driving means 81, and the fixing plate 83 is slidably attached to the substrate 84 by a stroke adjusting screw 84b inserted through a long hole 84a. By loosening the stroke adjusting screw 84b, the driving means 81 is moved back and forth,
The stroke of the piston rod 81a of the driving means 81 can be changed in the range of a.

The substrate 84 is fixed to a forked support plate 85, and two bearings 8 are provided on both sides of the support plate 85.
5a and 85a are provided. Two sliding shafts 86, 86 for assisting the piston rod 81a of the driving means 81 are inserted through the bearings 85a, 85a.

The piston rod 81a and the sliding shaft 8
The positioning plate 82 is attached to the distal ends of the pair 6 and 86 via a connecting plate 87. Further, the support plate 85 can be moved up and down on the first support 21 of the fixing jig 20 (the second support 31 of the movable jig 30) by the holding body 88, and the height adjusting screw 88 a of the holding body 88 is moved. By loosening, the height adjustment of the positioning plate 82 can be changed. In addition,
The above-mentioned driving means 81 and its surrounding members are
9 are covered entirely.

FIGS. 8A and 8B show the positioning plate 82.
As shown in FIG. 5, slits 82a having a constant width are formed, through which the electric wires 40 can be inserted, and through which the resin film wound around the electric wires 40 cannot pass. The positioning plate 82 is moved forward by the piston rod 81a of the driving means 81, contacts one end (and the other end) of the resin film, and positions the resin film with respect to each electric wire 40. The positioning operation of the resin film by the positioning plate 82 will be described later in detail.

The driving means 71 for the heating press 60, the driving means 72 for the movable jig 30, and the driving means 81 for the first and second positioning means 80A and 80B are provided by a control unit (not shown). The driving means 72 → the driving means 81 of the first positioning means 80A → the driving means 81 of the second positioning means 80B → the driving means 71 by operating a not-shown operation section (for example, button operation or lever operation). It operates in the order of.

Next, a method of manufacturing a flat harness using the above manufacturing apparatus will be described with reference to FIGS. 9, 10 and 11. 9 (a), (b), (c) to FIG.
(A), (b), (c), (d) is explanatory drawing which shows a series of procedures of the manufacturing method of the flat harness using the said manufacturing apparatus.

First, as shown in FIG. 9A, the electric wires 40 are inserted into the slits 22a and 32a of the fixed jig 20 and the movable jig 30, respectively. In this case, the electric wires 40 are inserted one by one into the slits 22a and 32a in the order of thinning, and the type of the electric wires 40 and the number of the electric wires 40 for each type are confirmed. In this step, each electric wire 40 is in a loose state between the fixed jig 20 and the movable jig 30.

Next, as shown in FIG. 9B, a resin film 90 is wound around each electric wire 40. The resin film 90 is folded in three so that a part thereof overlaps each other, and is temporarily fixed with a tape 91. In this case, it is checked whether the resin film 90 is wound correctly on both sides.

In this state, when the operation unit (not shown) is operated, first, as shown in FIG. 9C, the driving means 72 (see FIG. 6) is driven to move the movable jig 30 to the fixed jig 20. Slide to the other side. Thereby, tension is applied to each electric wire 40, and each electric wire 40 is in a stretched state.

Next, as shown in FIG. 10 (a), the driving means 81 (see FIG. 7) of the first positioning means 80A is driven, and the positioning plate 82 advances, and the resin film 90
Is pushed to the movable jig 30 side. Then, FIG.
As shown in (b), the driving means 81 of the second positioning means 80B is driven, the positioning plate 82 moves forward, and one end of the resin film 90 is pushed toward the fixing jig 20 so that the resin film 90 is removed. It is positioned with respect to the electric wire 40.

Next, the driving means 71 (see FIG. 6) is driven, and the heating press 60 is disposed between the fixed jig 20 and the movable jig 30 as shown in FIG. Then, the resin film 90 and each electric wire 40 are heated and pressed,
Fused together.

When the heating press is completed, the driving means 71 is driven to move the heating press machine 60 backward. Then, FIG.
As shown in FIG. 1A, the resin film 90 is visually observed.
Check the fusion state of. Specifically, the intersection of the electric wires 40, the peeling of the resin film 90, and the presence or absence of the curl are confirmed.

Next, the vertical clamp 23 of the fixing jig 20
When b is in the unclamped state, the switch 24 is turned off, and the driving means 72 is driven to slide the movable jig 30 toward the fixed jig 20.

As a result, the movable jig 30 is
Returning to the initial position shown in (a), each electric wire 40 is in a slack state. Then, as shown in FIG. 11 (b), each electric wire 40 (hereinafter, referred to as a flat harness) can be detached from each step slit 22a, 32a of the fixed jig 20 and the movable jig 30.

Next, as shown in FIG. 11 (c), the flat harnesses removed from the jigs 20 and 30 are placed on a flat place and cooled, and after cooling, as shown in FIG. 11 (d). Then, the completed flat harness is stored in a box and transported to the next process.

In FIG. 11B, when the flat harness is removed from each of the jigs 20 and 30, the movable jig 30 has already returned to the initial position shown in FIG. The next flat harness can be manufactured.

According to the flat harness manufacturing jig of this embodiment, each electric wire 40 in the sub-harness state is
The sub-harness can be easily formed into a flat harness by being inserted into and held by each of the step slits 22a and 32a.

When the part number of the electric wire 40 is changed,
By replacing the existing first and second forks 22, 32 with other first and second forks having different widths of the step slits 22a, 32a, it is possible to easily cope with such a change in the product number.

Further, by adopting the form of a jig, a large number of air cylinders and the like as in the prior art become unnecessary, and the whole can be simplified and reduced in size.

Next, a flat harness manufacturing jig according to a second embodiment of the present invention will be described with reference to the drawings. FIGS. 12A and 12B show a fixing jig constituting the flat harness manufacturing jig according to the present embodiment. FIG. 12A is a side view and FIG. 12B is a front view. FIG. 13 shows a movable jig constituting the flat harness manufacturing jig. FIG. 13A is a front view, and FIG. 13B is a side view. FIG. 14 is a front view showing first and second auxiliary forks constituting the fixed jig and the movable jig.

In FIGS. 12A and 12B, in the flat harness manufacturing jig of the present embodiment, the fixing jig 20
First fork 25 formed with slit 25a of constant width
And a rotatable first auxiliary fork 26 which is located near the first fork 25 and has a plurality of types of step slits 26a to 26f formed therein.

In FIGS. 13 (a) and 13 (b), the movable jig 30 is similarly provided with the slit 2 of the first fork 25.
A second fork 35 formed with a slit 35a having a constant width corresponding to 5a, and located near the second fork 35;
The first fork 25 has a rotatable second auxiliary fork 36 having a plurality of types of step slits 36a to 36f corresponding to the step slits 26a to 26f.

As shown in FIG. 14, the first and second auxiliary forks 26, 36 have a structure in which a plurality of types of the step slits 26a to 26f, 36a to 36f are provided on a disk-shaped substrate. Each step slit 26a-26f, 36a-3
6f is gradually reduced in width in accordance with the diameter of each electric wire 40, and can be overlapped with the slits 25a and 35a of the first or second forks 26 and 36, respectively.

Preferably, the first and second forks 25,
35 is configured to be replaceable, and the first and second auxiliary forks 26 and 36 are configured to be replaceable.

According to the flat harness manufacturing jig of this embodiment having the above-described configuration, the first and second auxiliary forks 26 and 36 are rotated so that a plurality of types of step slits 26 are formed.
a to 26f, 36a to 36f to select any one of the electric wires 4 to be processed into a flat harness.
It is possible to cope with the change of the part number of 0 widely.

When the first and second forks 25 and 35 are configured to be replaceable, and the first and second auxiliary forks 26 and 36 are configured to be replaceable, the slits 25a and 35a may be replaced. By replacing the first and second forks 25, 35 with different dimensions and / or by replacing the first and second auxiliary forks 26, 36 with different dimensions of the step slits 26a-26f, 36a-36f. Thus, it is possible to respond to a change in the product number of each electric wire 40 more widely.

[0083]

As described above, according to the jig for manufacturing a flat harness of the present invention, the sub-harness can be easily processed into the flat harness, and the change of the part number of the electric wire processed into the flat harness can be easily performed. can do.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a flat harness manufacturing jig according to an embodiment of the present invention.

2A and 2B show a fixing jig constituting the flat harness manufacturing jig, wherein FIG. 2A is a front view and FIG. 2B is a side view.

3A and 3B show a movable jig constituting the flat harness manufacturing jig, wherein FIG. 3A is a front view and FIG. 3B is a side view.

FIG. 4 shows first and second forks constituting the fixed jig and the movable jig. FIG. 4A is a front view,
FIG. 2B is a partially enlarged view of FIG.

5A and 5B show a second fork and a horizontal clamp constituting the movable jig, wherein FIG. 5A is a perspective view and FIG. 5B is a side view.

FIG. 6 is a front view showing a flat harness manufacturing apparatus using the flat harness manufacturing jig.

7A and 7B show the first and second positioning means, wherein FIG. 7A is a partial sectional side view and FIG. 7B is a front view.

FIG. 8 shows a positioning plate constituting the first and second positioning means, and FIG. 8 (a) is a front view,
FIG. 2B is a side view.

FIGS. 9A, 9B, and 9C are explanatory views showing a series of procedures of a flat harness manufacturing method using the manufacturing apparatus.

FIGS. 10A, 10B, and 10C are explanatory views showing a series of procedures of a flat harness manufacturing method using the manufacturing apparatus.

FIGS. 11A, 11B, 11C and 11D are explanatory views showing a series of procedures of a method for manufacturing a flat harness using the manufacturing apparatus.

FIGS. 12A and 12B show a fixing jig constituting the flat harness manufacturing jig according to the present embodiment, wherein FIG. 12A is a side view and FIG. 12B is a front view.

13A and 13B show a movable jig constituting the flat harness manufacturing jig. FIG. 13A is a front view, and FIG. 13B is a side view.

FIG. 14 is a front view showing first and second auxiliary forks constituting the fixed jig and the movable jig.

FIG. 15 is a perspective view showing a main part of a conventional flat harness manufacturing apparatus.

[Explanation of symbols]

 Reference Signs List 10 base 11 rail 20 fixing jig 21 first support 22 first fork 22a, 26a-26f step slit 23 first clamp means 23a horizontal clamp 23b vertical clamp 24 switch 25 first fork 25a slit 26 first auxiliary fork 26a- 26f step slit 30 movable jig 31 second support 31a slider 32 second fork 32a step slit 33 second clamp means 33a horizontal clamp 33b vertical clamp 35 second fork 35a slit 36 second auxiliary fork 36a to 36f step slit 40 electric wire 41 Connector 50 Wire locking pin 60 Heating press 71, 72 Driving means air cylinder 80A First positioning means 80B Second positioning means 81 Driving means (air cylinder) 82 Positioning plate 90 Resin film

Claims (10)

[Claims] 1. A flat harness manufacturing jig in which a plurality of electric wires are bundled flat by a resin film, comprising: a base on which a rail is laid on an upper surface; a base fixed to the upper surface of the base; A fixing jig for collectively holding, a movable jig slidably provided on a rail of the base, and collectively holding the other side of each electric wire, wherein the fixing jig is fixed to an upper surface of the base. A first post, a first fork having a step slit which is provided exchangeably with the first post and has a stepwise reduced width corresponding to the diameter of each electric wire, and which is inserted through the step slit of the first fork. The movable jig is slidably provided on the rail of the base, and is provided so as to be replaceable with the second support, Form another step slit corresponding to the step slit of the first fork A flat harness manufacturing jig, comprising: a second fork formed as described above; and a second clamp means for collectively holding the electric wires inserted through the step slits of the second fork. 2. A horizontal clamp, wherein said first and second clamping means are substantially parallel to said step slit and clamp each electric wire inserted into said step slit, and said first and second clamping means are orthogonal to an opening side of said step slit. The flat harness manufacturing jig according to claim 1, further comprising a vertical clamp for clamping each electric wire inserted through the step slit. 3. The contact surface of each of the horizontal clamps constituting the second clamp means with each electric wire is curved,
3. The flat harness manufacturing jig according to claim 2, wherein a corresponding contact surface is located above the step slit when each electric wire is clamped. 4. A flat harness manufacturing jig in which a plurality of electric wires are bundled flat by a resin film, a base having rails laid on an upper surface thereof, fixed to the upper surface of the base, and one end of each electric wire. A fixing jig for collectively holding, a movable jig slidably provided on a rail of the base, and collectively holding the other side of each electric wire, wherein the fixing jig is fixed to an upper surface of the base. A first support, a first fork provided on the first support and having a slit of a fixed width, and a first fork rotatably provided in the vicinity of the first fork, and having a stepwise width corresponding to the diameter of each electric wire. A plurality of narrowed step slits, a first auxiliary fork formed so as to be overlapped with the slit of the first fork, and one side of each electric wire inserted into both slits of the first fork and the first auxiliary fork are collectively combined. The first clamping means to hold the front The movable jig has a second support slidably provided on the rail of the base, and a second support provided on the second support and having another slit having a predetermined width corresponding to the slit of the first fork. Two forks and a plurality of other step slits which are rotatably provided near the second fork and correspond to the respective step slits of the first auxiliary fork are formed so as to be overlapped with the slits of the second fork. A flat harness manufacturing jig comprising: a second auxiliary fork; and second clamping means for collectively holding the other sides of the electric wires inserted through both slits of the second fork and the second auxiliary fork. 5. The flat harness manufacturing jig according to claim 4, wherein said first and second forks are replaceable. 6. A flat harness manufacturing jig according to claim 4, wherein said first and second auxiliary forks are replaceable. 7. A horizontal clamp, wherein the first and second clamping means are substantially parallel to the slit and the step slit, and clamp each electric wire inserted in both slits, and a horizontal clamp orthogonal to an opening side of the slit. The flat harness manufacturing jig according to any one of claims 4 to 6, further comprising a vertical clamp configured to clamp each of the electric wires inserted through the slit and the step slit. 8. The contact surface of each of the horizontal clamps constituting the second clamp means with each electric wire is curved.
8. The flat harness manufacturing jig according to claim 7, wherein the corresponding contact surface is located above the slit and the step slit when each electric wire is clamped. 9. A drive unit for sliding the movable jig along the rail is provided, and the vertical clamp constituting the first clamp unit is turned on or off when the clamp is in a non-clamp state. The switch according to any one of claims 2, 3, 7, and 8, wherein a switch is provided, and the driving unit is operated based on ON or OFF of the switch, and the movable jig is slid toward the fixed jig. Flat harness manufacturing jig. 10. A first and a second positioning means each having a positioning plate formed with a slit having a fixed width, through which each electric wire can be inserted, and through which the resin film wound around each electric wire cannot pass. 10. The fixing jig side and the movable jig side, respectively, each positioning plate is pressed against both ends of the resin film, and the resin film is positioned with respect to each electric wire. The flat harness manufacturing jig according to the above.