JP2001043756A - Manufacture of tape electric wire and manufacturing device thereof - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide manufacturing method and device for a tape electric wire that can eliminate wastage of materials and efficiently manufacture the tape electric wire. SOLUTION: A first feeding machine 11 feeds an insulating tape 2A with a conductor, and a second feeding machine 12 feeds an insulating tape 2. The tip of the insulating tape 2 is thermally fused onto the insulating tape 2A with the conductor by a first heating roll 17 and is cut by a cutting blade 16, to form short-sized insulating tapes 2B of a prescribed length. The entire short- sized insulating tape 2B is thermally fused onto the insulating tape 2A by heating rolls 19, 19 to manufacture a tape electric wire 1.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a tape wire manufacturing method and a tape wire manufacturing apparatus for manufacturing a tape wire suitable for internal wiring of various electric devices and the like, and more particularly to a tape wire manufacturing apparatus which eliminates material waste and efficiently uses a tape wire. The present invention relates to a tape wire manufacturing method and a tape wire manufacturing apparatus which can be manufactured in a wide range.

[0002]

2. Description of the Related Art FIG. 3 shows a conventional tape wire manufacturing apparatus. The tape electric wire manufacturing apparatus 10 includes a mold 50 for punching out an insulating tape 2 to form a plurality of square holes 2a, an insulating tape 2 having a plurality of square holes 2a, and another insulating tape 2.
And a pair of heating rolls 51, 51 that sandwich the plurality of conductors 3 therebetween and adhere them.

[0003] In the tape electric wire manufacturing apparatus 10 configured as described above, the insulating tape 2 is separated by the mold 50 into the space A.
To form a plurality of square holes 2a having a width B and a length C ', and a plurality of conductors 3 arranged in parallel between the insulating tape 2 in which the plurality of square holes 2a are formed and another insulating tape 2. Is supplied to the pair of heating rolls 51, 51 so that the insulating tapes 2, 2 and the conductor 3 are adhered to each other, and the tape electric wire 1 before completion is manufactured.

FIGS. 4 (a) and 4 (b) show a tape wire 1 after completion. A tape electric wire 1 having a width C shown in FIG. 4A is manufactured by cutting both end portions of the tape electric wire 1 before completion shown in FIG. As shown in FIG. 4B, an adhesive layer 4 is formed on one surface of the insulating tape 2 in advance, and when the pair of insulating tapes 2 is supplied to the pair of heating rolls 51, , So that the adhesive layers 4 face each other. In the tape electric wire 1 manufactured in this manner, since the conductors 3 are exposed at the intervals A in advance, it is possible to save the trouble of peeling off the insulating tape 2 when connecting to another conductor.

However, in the above-described tape wire manufacturing apparatus 10, since the insulating tape 2 is punched into a square by the die 50, there is a punching resistance proportional to the circumference of the die 50. There is a limit that there is a problem that the speed of the production line of the tape electric wire 1 cannot be increased. In addition, since the portion punched by forming a square hole 2a in the insulating tape 2 is discarded, the material of the square hole 2a is lost. In addition, it is necessary to increase the width of the insulating tape 2 in order to hold the square hole 2a, and the portion where the tape width is widened is cut and shaped in a later process, so that the widened portion becomes a loss. For this reason, there is a problem that material is wasted.

[0006] On the other hand, as a conventional tape wire manufacturing apparatus designed to solve the above problem, for example, Japanese Patent Publication No.
There is one disclosed in Japanese Patent No. 17444.

FIG. 5 shows this tape wire manufacturing apparatus.
The tape wire manufacturing apparatus 10 shown in FIG.
A grooved roll 53 for supplying and arranging the plurality of conductors 3 supplied through the groove 2 onto the insulating tape 2; a heating roll 54 for bonding the plurality of conductors 3 supplied by the grooved roll 53 onto the insulating tape 2; A tape storage unit, a delivery mechanism, a cutter, etc. are built in, and an insulating tape delivered by the delivery mechanism from inside the tape storage unit is placed on the conductor-attached insulating tape 2A obtained by bonding a plurality of conductors 3 onto the insulating tape 2. A short tape supply unit 55 for dropping the short insulating tape 2B cut to a predetermined length by a cutter;
A pair of heating rolls 5 for adhering the short insulating tape 2B
And a winding bobbin 57 for winding the tape wire 1 made of the insulating tape with conductor 2A and the short insulating tape 2B bonded by the pair of heating rolls 56, 56.

In the tape electric wire manufacturing apparatus 10 thus configured, the plurality of conductors 3 supplied via the guide rolls 52 are arranged on the insulating tape 2 by the grooved rolls 53 while the plurality of conductors 3 are supplied by the heating rolls 54. To form the insulating tape with conductor 2A. Next, the short insulating tape 2B is dropped from the short tape supply unit 55 onto the insulating tape with conductor 2A, and both ends of the short and long insulating tape 2B are cut by a cutter (not shown). The tape 2B is applied to a pair of heating rolls 5
The tape electric wire 1 is formed by being adhered by 6, 56.
The tape electric wire 1 thus formed is wound around the winding bobbin 57. According to the tape electric wire manufacturing apparatus 10, since no square hole is formed by the die, waste of material can be reduced as compared with the apparatus 10 shown in FIG.

[0009]

However, according to the conventional tape electric wire manufacturing apparatus 10, since the short insulating tape 2B is dropped, the short insulating tape 2B having a large width is bonded in anticipation of a positional shift. Then, since both ends are cut, there is a problem that material is wasted.

Accordingly, it is an object of the present invention to provide a tape wire manufacturing method and a tape wire manufacturing apparatus capable of efficiently manufacturing a tape wire without wasting material.

[0011]

According to the present invention, in order to achieve the above object, a first insulating tape is adhered to one surface of a plurality of conductors arranged in parallel and the other surface of the plurality of conductors is adhered to the other surface. In a tape wire manufacturing method for manufacturing a tape wire by intermittently bonding a plurality of second insulating tapes of a predetermined length,
A first step of bonding the tip of an insulating tape to the other surface of the conductor, and cutting the insulating tape having the tip bonded in the first step into the predetermined length to form the second
A second step of forming an insulating tape, and a third step of bonding the whole of the second insulating tape to the other surface of the conductor, wherein the first step, the second step, and the third step are performed.
And a step of intermittently adhering the plurality of second insulating tapes of the predetermined length to the other surface of the plurality of conductors. According to the above configuration, the tape electric wire is manufactured using all of the insulating tapes for forming the second insulating tape.

[0012]

1 (a) and 1 (b) show an apparatus for producing a tape electric wire according to an embodiment of the present invention. The components having the same functions as those of the conventional example are denoted by the same reference numerals, and description thereof is omitted. This tape electric wire manufacturing apparatus 10 is a first feeder that feeds, along a main conveyance path, a conductor-attached insulating tape 2A in which a plurality of conductors 3 made of copper, aluminum or the like having a rectangular cross section are adhered onto the insulating tape 2. 11 and a second sending-out device 12 for sending out the insulating tape 2 adhered on the insulating tape with conductor 2A along the sub-transport path toward the main transport path.
And a dancer roll 14 that is provided between the guide rolls 13 and 13 and moves in the vertical direction Y to apply an appropriate constant tension to the insulating tape 2 from the second feeder 12, and a constant tension by the dancer roll 14. A pair of delivery rolls 15, 15 for delivering the insulating tape 2 provided with, and a tip end of the insulation tape 2 provided so as to be movable in a vertical direction Y by a roll moving mechanism (not shown), and delivered by the pair of delivery rolls 15, 15. And a first heating roll 17 for thermally fusing the tip of the insulating tape 2 to the conductor-attached insulating tape 2A by pressing downwardly, and a direction perpendicular to the surface of the insulating tape 2 by a cutting blade moving mechanism (not shown). A) a cutting blade which is movably provided at Y 'and has a tip cut to a predetermined length to form a short insulating tape 2B by cutting the insulating tape 2 adhered to the insulating tape with conductor 2A; 16, a pair of pull-in rolls 18, 18 for rotating and pulling the conductor-attached insulating tape 2 </ b> A to which the tip of the short insulating tape 2 </ b> B is adhered in the direction of the arrow in FIG.
A pair of second heating rolls 19, 19, which rotate in the direction of the arrow to thermally fuse the entire insulating tape 2A with a conductor over the entire short insulating tape 2B, and a control unit (not shown) for controlling each part of the apparatus 10 And

The insulating tape 2 is made of a polyester film,
An adhesive layer 4 made of a polyimide film or the like and having a hot-melt insulating adhesive is coated on the surface.

Next, the operation of the manufacturing apparatus 10 will be described.
The conductor-attached insulating tape 2A is sent out by the first feeder 11. The other insulating tape 2 is sent out by the second feeder 12, and given an appropriate constant tension by the dancer roll 14, and is then fed onto the insulating tape with conductor 2 A by the feed rolls 15, 15. Second transmitter 1
2 passes under the cutting blade 16 at the upper position, and passes through the first heating roll 17 at the upper position.
Is fed out to below.

Next, the control unit controls the roll moving mechanism to lower the first heating roll 17 to thermally fuse the tip of the insulating tape 2 onto the insulating tape with conductor 2A. When the tip of the insulating tape 2 is adhered onto the insulating tape with conductor 2A,
The control unit controls the roll moving mechanism to raise the first heating roll 17. The draw-in roll 18 draws the conductor-attached insulating tape 2A in the direction of the arrow in FIG. The feed roll 15 and the pull-in roll 18 are controlled by the control unit so that the peripheral speeds are the same. As a result, the insulating tape 2 whose tip is adhered to the insulating tape with conductor 2A
Is fed out simultaneously with the conductor-attached insulating tape 2A,
When the sheet is fed by the dimension A, the controller controls the cutting blade moving mechanism to lower the cutting blade 16 and cut the insulating tape 2 to form the short insulating tape 2B. The draw-in rolls 18 are used to control the conductor-attached insulating tape 2 under the control of the control unit.
When A has been drawn in by the dimension (A + B), it stops. At this time, the first feeder 11 and the second heating rolls 19, 19 also stop simultaneously under the control of the control unit.

Then, the next insulating tape 2 is fed out from the second feeder 12, and the same operation is repeated. As a result, the short insulating tapes 2B of the dimension A are arranged in the longitudinal direction at intervals of the dimension B on the insulating tape with conductor 2A, and then the second heating rolls 19, 19
Then, the whole of the insulating tapes 2A and 2B is thermally fused to manufacture the tape electric wire 1.

According to the apparatus 10 described above, since all of the insulating tape 2 adhered on the insulating tape with conductor 2A can be used, waste of materials can be eliminated and product cost can be reduced. Also, the tip of the insulating tape 2 is connected to an insulating tape 2A with a conductor.
Since the insulating tape 2B is temporarily fixed and then cut to a predetermined length, the short insulating tape 2B is less displaced. As a result, it is not necessary to use the insulating tape 2 having a large width. Not even. Further, since the cutting resistance of the cutting blade 16 is smaller than the punching resistance of the die for punching a square hole, the cutting blade 16 can be moved at a high speed by the cutting blade moving mechanism. Improvement can be achieved.

FIG. 2 shows a main part of a tape electric wire manufacturing apparatus according to another embodiment of the present invention. In this embodiment, the first sending device 11 for sending out the insulating tape with conductor 2A shown in FIG.
Are replaced with a plurality of delivery bobbins 111 for delivering the conductors 3 and a pair of heating rolls 112, 112 for bonding the plurality of conductors 3 delivered from the delivery bobbins 111 onto the insulating tape 2 delivered from the delivery bobbins 110. It is a thing. With this configuration, effects similar to those of the device 10 shown in FIG. 1 can be obtained.

The present invention is not limited to the above embodiment, but can be variously modified. For example, the dancer roll 14 may be omitted, and the cutting blade 16 may cut the insulating tape 2 from below. Further, a draw-in heating roll in which the draw-in roll 18 and the second heating roll 19 are integrated may be used.
May be omitted, and a pair of pull-in rolls 18 with a heater may be arranged at the position of the first heating roll 17. However, in this case, the upper pull-in roll 18 needs to be provided so as to be movable in the vertical direction Y by a roll moving mechanism. Also, the conductor-attached insulating tape 2A is sent at a constant speed,
The insulating tape 2 is fed while being cut to a fixed size, and heated by a heating roll 17 and a pair of pull-in rolls 18 and 1 with a heater.
8 or heat-fused by a heating roll 19, as shown in FIG.
The whole may be controlled so as to keep the dimensions A and B in (b). According to this, the production can be efficiently performed without stopping the production line. Also, insulation tape 2
When cutting, the feeding roll 15 and the drawing rolls 18 and 18 may be stopped.
May be a heating plate. Also, after a plurality of short insulating tapes are intermittently adhered to one surface of the plurality of conductors as in the manufacturing method described in the above embodiment, a plurality of short insulating tapes are intermittently attached to the other surface of the plurality of conductors. An insulating tape may be bonded. This allows the conductor to be exposed from both surfaces of the tape wire.

[0020]

As described above, according to the present invention, since the tape electric wire can be manufactured by using all of the insulating tape, waste of material can be eliminated. In addition, by bonding and cutting the insulating tape while running the first insulating tape, it is possible to efficiently manufacture the tape electric wire.

[Brief description of the drawings]

FIG. 1A is a side view showing an entire configuration of a tape electric wire manufacturing apparatus according to an embodiment of the present invention, and FIG.

FIG. 2 is a side view of a main part of a tape electric wire manufacturing apparatus according to another embodiment of the present invention.

FIG. 3 is a perspective view of a main part of a conventional tape wire manufacturing apparatus.

4A and 4B are a plan view and a cross-sectional view, respectively, of a tape electric wire manufactured by a conventional tape electric wire manufacturing apparatus.

FIG. 5 is a side view of another conventional tape wire manufacturing apparatus.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Tape electric wire 2 Insulating tape 2A Insulating tape with a conductor 2B Short and long insulating tape 3 Conductor 4 Adhesive layer 10 Tape electric wire manufacturing apparatus 11 1st sending machine 12 2nd sending machine 13 Guide roll 14 Dancer roll 15 Sending roll 16 Cutting blade 17 First heating roll 18 Pull-in roll 19 Second heating roll 110 Delivery bobbin 111 Delivery bobbin 112 Heating roll Y Vertical direction Y 'Oblique direction

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Masahiro Misawa 5-1-1, Hidaka-cho, Hitachi City, Ibaraki Prefecture Inside the Hidaka Factory, Hitachi Cable, Ltd. (72) Inventor Osamu Matsuzaki 5 Hidaka-cho, Hitachi City, Ibaraki Prefecture Hitachi Cable, Ltd. Hidaka Factory 1-1 (72) Inventor Mitsuo Kimoto 4-10-1, Kawajiri-cho, Hitachi City, Ibaraki Prefecture Inside Hitachi Cable Processing Co., Ltd. (72) Inventor Yutaka Tanabe Hitachi City, Ibaraki Prefecture 4-10-1, Kawajiri-cho Hitachi Cable Processing Co., Ltd. F-term (reference) 5G311 CB01 CC01 CD04 CF06

Claims (8)

[Claims] A first insulating tape is adhered to one surface of a plurality of conductors arranged in parallel, and a plurality of second insulating tapes of a predetermined length are intermittently attached to the other surface of the plurality of conductors. A tape wire manufacturing method of manufacturing a tape wire by adhering to a first step of bonding a tip of an insulating tape to the other surface of the conductor; and bonding the insulating tape having a tip bonded in the first step. A second step of cutting to the predetermined length to form the second insulating tape; and a third step of bonding the entire second insulating tape to the other surface of the conductor, One step, the second step and the third step are repeated to intermittently bond the plurality of second insulating tapes of the predetermined length to the other surface of the plurality of conductors. Tape wire manufacturing method. 2. The step of bonding the first insulating tape to the one surface of the plurality of conductors, the fourth step of bonding a tip of the first insulating tape to the one surface of the plurality of conductors. A fifth step of cutting the first insulating tape, the tip of which is adhered in the fourth step, to the predetermined length; and the first step cut to the predetermined length in the fifth step. And a sixth step of adhering the entire insulating tape to the one surface of the conductor. The fourth step, the fifth step, and the sixth step are repeated to attach the entire surface of the plurality of conductors to the one surface of the plurality of conductors. The method according to claim 1, wherein the plurality of first insulating tapes having the predetermined size are intermittently bonded. 3. A plurality of conductors arranged in parallel, a first insulating tape adhered to one surface of the plurality of conductors, and a plurality of intermittently adhered to the other surface of the plurality of conductors. Second
A tape wire manufacturing apparatus for manufacturing a tape wire having an insulating tape according to claim 1, comprising: a conveying means for conveying the plurality of conductors having the first insulating tape adhered to the one surface along a main conveying path; A supply unit that supplies a tape along a sub-transport path that intersects the main transport path at a predetermined angle; and a tip of the insulating tape supplied from the supply unit, the tip of the plurality of conductors on the first insulating tape. First bonding means for bonding to the other surface; and cutting for forming the second insulating tape by cutting the insulating tape, the tip of which is bonded by the first bonding means, to a predetermined length. Means, second bonding means for bonding the entirety of the second insulating tape to the other surface of the plurality of conductors, and the transporting means, the supply means, the first bonding means, the cutting means, and The said Control means for controlling said bonding means to intermittently bond said plurality of second insulating tapes of said predetermined length to said other surface of said plurality of conductors. manufacturing device. 4. A conductor sending bobbin for sending out the plurality of conductors, a tape sending bobbin for sending out the first insulating tape, and the one of the plurality of conductors sent out from the conductor sending bobbin. 4. The tape electric wire manufacturing apparatus according to claim 3, further comprising: a heating roll for bonding the first insulating tape sent from the tape sending bobbin to a surface thereof and sending the tape to the main transport path. 5. The apparatus according to claim 1, wherein said first bonding means includes a heating member for pressing a tip of said insulating tape, and a moving mechanism for moving said heating member so as to be able to move in and out of said main transport path. Item 4. The tape electric wire manufacturing apparatus according to Item 3. 6. A tape according to claim 3, wherein said cutting means comprises a cutting blade for cutting said insulating tape, and a moving mechanism for moving said cutting blade so as to be able to move in and out of said sub-conveying path. Wire manufacturing equipment. 7. The control means controls a moving speed of the first insulating tape by the transporting means and a moving speed of the insulating tape supplied from the supply means, and controls the moving speed of the plurality of insulating tapes of the predetermined length. 4. The apparatus according to claim 3, wherein the distance between the second insulating tapes is controlled. 8. A tape electric wire manufacturing apparatus according to claim 3, wherein said first insulating tape comprises a plurality of said first insulating tapes intermittently bonded to said one surface of said plurality of conductors. .