JPH08259108A - Wire winding device - Google Patents

Abstract

PURPOSE: To provide a wire winding device appropriate for the wire-harness wire, of which winding speed and the traversing speed can be freely set. CONSTITUTION: This wire winding device is formed of a bobbin mounting board B, an upper guide member 13 for guiding a wire 12 on the axis of a winding bobbin 11, and a wire winding machine C. The wire winding machine C is provided with a wire winding means 14, which is formed of a hollow rotary shaft 15 and a cap-like rotator 17 to be rotated around the periphery of the winding bobbin and a lower part guide member 18 for guiding the wire from the upper guide member 13 within the peripheral wall so as to be wound around the winding bobbin through the hollow rotary shaft 15, and a traversing means 26 for reciprocating the wire winding means in the vertical direction. The traversing means 26 is formed of a supporting plate 20, which supports the hollow rotary shaft 15 through a bearing 21, and a header 31, which fixes the supporting plate 20 and which is moved vertically in parallel with the axis of the winding bobbin by the normal and reverse rotation of a servo motor 37.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement of an electric wire winding device for winding a covered electric wire on a winding bobbin.

[0002]

2. Description of the Related Art Japanese Unexamined Patent Publication (Kokai) No. 54-148163 discloses a linear body winding machine suitable for winding a thin linear body such as an enameled wire without rotating a winding bobbin. . As shown in FIGS. 5 and 6, this winding machine 1 mounts a winding bobbin 2 on a base 3 so that its central axis line is vertical, and a guide member 4a that revolves around the bobbin 2 is provided. It is wound by the filament winding means 4 provided. The filament winding means 4 comprises the guide member 4a, the arm 4b, the hollow rotary shaft 4c, etc., and the hollow rotary shaft 4c is rotated by a motor 4d via a belt 4e.

The winding machine 1 described above does not require a drive source for the winding bobbin 2 or its speed control circuit. Further, since the filamentous body winding means 4 is moved up and down by the traverse means 5 utilizing its rotational force, there is no need for a separate traverse drive source, and the winding pitch can be finely adjusted by the speed reducer. There is.

However, the winding machine 1 is a large-capacity filament winding machine suitable for continuously winding a thin filament such as an enamel wire for a long time.
It is unsuitable for the wire size for a wire harness, which can be wound around 0 to 3000 m. That is, it is not suitable when the setup such as bobbin exchange is frequently performed. Further, when the arm 4b of the filament winding means 4 is rotated at high speed, vibration may occur due to rotational balance, which is not suitable for high speed operation. Further, at the start of winding, the kele pin 6a of the rotation stopper 6 attached to the lower end of the hollow rotary shaft 4c is attached to the bobbin 2.
It is necessary to manually set the bobbin by inserting it into the kerray hole of the bobbin, and the bobbin cannot be automatically supplied and discharged.

[0005]

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and provides an electric wire winding device suitable for an electric wire for a wire harness, in which the winding speed and the traverse speed can be freely set. The challenge is to provide. Another object of the present invention is to provide an electric wire winding device that is equipped with a bobbin carrying means and is capable of automatic supply and discharge. Another object of the present invention is to provide an electric wire winding device to which a twist (360 °) is given when winding an electric wire.

[0006]

In order to achieve the above object, the wire winding device of the present invention has a bobbin mounting table for mounting a winding bobbin such that an axis thereof is vertical as described in claim 1. An electric wire comprising: an upper guide member for guiding the electric wire on the axis of the winding bobbin; and an electric wire winder for taking the electric wire from the upper guide member and winding the electric wire on the winding bobbin on the bobbin mounting table. In the winding device, the electric wire winding machine,
A hollow rotating shaft that rotates around the axis of the winding bobbin, a cap-shaped rotating body that is attached to the hollow rotating shaft and rotates around the outer circumference of the winding bobbin, and an inner surface of a peripheral wall of the rotating body that is attached to the rotating body. An electric wire winding means composed of a lower guide member for guiding the electric wire from the upper guide member to be wound around the winding bobbin through the hollow rotating shaft, and a reciprocating motion of the electric wire winding means in parallel with the axis of the winding bobbin. And a traverse means for supporting the hollow rotary shaft of the wire winding means via a bearing, and the take-up bobbin by fixing the support plate and rotating the servo motor forward and backward. A structure consisting of a header that moves up and down in parallel with the axis of was adopted.

The lower guide member on the inner surface of the peripheral wall of the rotating body is
As described in claim 2, a first roll for guiding the electric wire from the upper guide member to the lower end thereof through the hollow rotary shaft, and 90 ° from the first roll to the inner surface side of one of the peripheral walls.
It is composed of a second roll for changing the direction and guiding it, and a third roll for changing the direction and guiding it downward by 90 ° along the one inner surface from the second roll. On the other inner surface side of the peripheral wall, as described in claim 3,
It is preferable to provide a balancer for the lower guide member.

Further, the bobbin mounting table is composed of a pair of roller conveyors arranged side by side with an appropriate gap, and reciprocates in the lower space of the pair of roller conveyors in the longitudinal direction thereof. A rodless cylinder having a moving slider is arranged, and the slider is provided with a bobbin fixing pin capable of projecting and retracting from the gap. And
A bobbin presser for fixing the side plate of the winding bobbin is provided on the pair of roller conveyors as described in claim 5.

[0009]

According to the first aspect of the present invention, the rotation of the rotating body which constitutes the wire winding means and the vertical reciprocating movement by the traverse means may be performed by using different drive sources, respectively. And the traverse speed can be set freely.

According to the second aspect of the present invention, the lower guide member provided on the inner surface of the peripheral wall of the rotating body twists the electric wire for each rotation of the rotating body, and the electric wire is wound around the winding bobbin in this state. . Therefore, when the electric wire is unwound and drawn from the winding bobbin in the subsequent step, the twist is eliminated, and the electric wire can be made free of habit. Further, according to the invention of claim 3, since the balancer is provided corresponding to the lower guide member on the inner surface of the peripheral wall of the rotating body, the rotating body can rotate at a high speed without losing the balance.

According to the invention of claim 4, since the bobbin mounting table is composed of a pair of roller conveyors, it is easy to convey the winding drum. Since the conveyance is performed by the reciprocating movement of the slider having the bobbin fixing pin, the winding drum can be automatically supplied and discharged. According to the invention of claim 5, since the pair of roller conveyors are provided with the bobbin retainers for fixing the side plates of the winding bobbin, the axes of the winding bobbin and the hollow rotary shaft of the wire winding means are aligned with each other. By fixing the winding bobbin, a smooth wire winding operation can be performed.

[0012]

DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a front view of an essential part of an electric wire winding device according to the present invention, FIG. 2 is a partial sectional view taken along line XX of FIG. 1, and FIG. 3 is a plan view of a roller conveyor of FIG. FIG. 4 shows a front view of the roller conveyor of FIG. In these drawings, the wire winding device A is a bobbin transfer device B as a bobbin mounting table.
And the electric wire winder C, the bobbin transporting device B is arranged along one side of the rectangular mounting table 10, and the electric wire winder C is installed at substantially the center thereof.

The electric wire winding machine C has the electric wire 1 on the central axis P of the winding bobbin 11 which is vertically placed on the bobbin transporting device B.
A guide roll 13 as an upper guide member for guiding the 2;
Electric wire winding means 14 and winding bobbin 1 for winding the electric wire winding means
It comprises traverse means 26 for reciprocating motion or elevating and lowering in parallel with the axis P of one.

The wire winding means 14 is the winding bobbin 11 described above.
The hollow rotary shaft 15 that rotates about the axis P of the above, a cap-shaped rotating body 17 attached to the lower end of the rotating body 15 via a holder 16, and the guide roll 13 attached to the inner surface of the peripheral wall 17b of the rotating body. And a lower guide member 18 which guides the electric wire 12 from the above to be wound around the winding bobbin 11 through the hollow rotating shaft 15. The lower guide member 18 includes a first roll 18 ₁ for guiding the electric wire 12 from the guide roll 13 to the lower end thereof through the hollow rotary shaft 15, and a peripheral wall 17 b extending parallel to the ceiling wall 17 a of the rotary body 17 from the first roll 18 ₁ . A second roll 18 ₂ for converting and guiding the 90 ° direction to one inner surface side, and a third roll 18 ₃ for converting and guiding the 90 ° direction downward from the second roll along the one inner surface.
The electric wire 12 is re-wound from the third roll 18 ₃ toward the winding bobbin 11 by changing the direction by 90 °. A plurality of balancers 19 are provided on the other inner surface of the rotating body peripheral wall 17b in order to maintain the weight balance with respect to the lower guide member 18.

Hollow rotary shaft 1 constituting the wire winding means 14
5 is rotatably pivotally mounted on a bearing 21 having a bearing 21a at the end of the support plate 20, and a rotating body 17 is attached via a mechanical lock 22 engaging with the bearing 21 and the holder 16. . The pulley 23 at the upper end of the hollow rotary shaft 15 is connected to the pulley 23 ′ of the motor 24 fixed to the support plate 20 by the belt 25. Therefore, the cap-shaped rotating body 17 of the wire winding means 14 is
Drives to rotate in a fixed direction.

The traverse means 26 is the hollow rotary shaft 1
5, the support plate 20 for supporting the support plate 5 via a bearing 21, a header 31 for fixing the support plate 20, a servomotor 37 for reciprocating the header in parallel with the axis P of the winding bobbin 11, and a support for these. The stand 27 and the like.

That is, the stand 27 is constructed by vertically arranging two parallel guide columns 29, 29 and a frame 30 with respect to a mounting board 28, and the mounting board 28 is bolted to the mounting table 10 (not shown). ) Is fixed detachably. A header 31 having an upper plate 31a and a lower plate 31b behind it is mounted on the guide columns 29, 29 so as to be vertically slidable by a slide unit 31c, and both upper and lower ends of a ball screw 32 are pivotally mounted between both plates 31a and 31b. It is worn. Ball screw 32
A nut member 34 having a pulley 33 is screwed onto the shaft. The nut member 34 cannot be moved up and down by a nut holder 35 attached to the frame 30, but is held so as to be rotatable about a vertical axis. ing. The pulley 33 is connected to a pulley 33 'of a servomotor 37 fixed to the frame 30 by a belt 36. Therefore, the header 31 moves up and down by the forward and reverse rotation of the servo motor 37.

On the other hand, the bobbin transfer device B is provided with a pair of roller conveyors 40, 40 and a pedestal 43 thereof. The roller conveyor 40 is formed by pivotally mounting a plurality of rolls 41 in parallel to the machine frame 42 at a constant pitch, and is arranged side by side on a pedestal 43 at appropriate intervals S. In the lower space of the pedestal 43, a middle pedestal 45 is erected at the center,
The intermediate base 45 includes a slider 4 that reciprocates in the longitudinal direction.
A rodless cylinder 46 with 7 is arranged.
Then, bobbin fixing pins 50 are provided at both ends of the rod 48 provided on the slider 47 via jig cylinders 49, and the bobbin fixing pins are projected and retracted from the gap S. Further, in the central portion of the bobbin transport device B, bobbin pressers 52 that are opened and closed by jig cylinders 51 are provided outside the machine frame 42 of each roller conveyor 40 so as to face each other.

Next, the operation and action of the wire winding device A will be described. As shown in FIGS. 3 and 4, in the bobbin transfer device B, one (left side in the drawings) roller conveyor 4
The empty take-up bobbin 11 is supplied to the upper part of the 0 by a conveying means (not shown). The winding bobbin 11 has a vertical central axis,
Moreover, the bobbin holes 11a have roller conveyors 40 on both sides,
It is placed so as to be located substantially at the center of the space 40 (gap S).

Below the bobbin mounting position, a slider 47 is slid by a rodless cylinder 46, or stands by. Then, the jig cylinder 49 is driven to raise the bobbin fixing pin 50 and insert the bobbin fixing pin 50 into the bobbin hole 11a to lock the take-up bobbin 11. Next, the slider 47 is slid to the electric wire winding machine C side as shown by the arrow, and the winding bobbin 11
After aligning the axis of the wire and the axis of the hollow rotary shaft 15 of the wire winding means 14, the bobbin pressers 52 (see FIG. 2) on both sides are closed by driving the jig cylinder 51, and the winding bobbin 1
Fix 1 Then, the rotating body 17 of the wire winding means 14 is lowered via the header 31 by driving the servo motor 37 constituting the traverse means 26, and the outer peripheral lower surface of the third roll 18 ₃ and the bobbin side plate 11b of the winding bobbin 11 are moved.
Set so that the upper end (or lower end) of the is almost flush.

On the other hand, the electric wire 12 is transferred from an insulating coating device (not shown) for the conducting wire (not shown). The tip end of the electric wire 12 is turned downward through the guide roll 13, passed through the hollow rotating shaft 15, and then turned by 90 ° toward the inner surface of the peripheral wall of the rotating body 17 by the first roll 18 _1. , The second and third rolls 18 ₂ and 18 ₃ make the rotor 17
Of the bobbin main body 11c is fixed to an electric wire locking piece (not shown) of the bobbin main body 11c.

As described above, the winding bobbin 11 is fixed, the rotating body 17 is positioned, and the electric wire 12 is wound up.
After the mooring, the motor 24 is driven to rotate the rotating body 17 in a certain direction, and the traverse means 26 repeatedly descends and raises the rotating body 17 via the header 31 to wind the electric wire 12. .

After winding an electric wire of a predetermined length, the rotating body 17
Is stopped and raised, and is stopped at a position where its lower end edge 17c is higher than the upper side plate 11b of the winding bobbin 11. Therefore, the bobbin holder 52 is opened, and the slider 47 is slid in the direction away from the electric wire winding machine C as indicated by the arrow. As a result, the bobbin on which the electric wire has been wound can be automatically discharged.

In the electric wire winding step, the electric wire 12 that has passed through the hollow rotary shaft 15 has the first roll 18 ₁ and the second roll 1
Since the original phase is restored by the phase conversion by the lower guide member 18 including the 8 ₂ and the third roll 18 ₃ , twist of 360 ° is added for each rotation of the rotating body 17. Since this twisting is eliminated by pulling out the electric wire from the winding bobbin 11, it is possible to suppress the occurrence of partial twisting and bending and obtain an electric wire with no habit.

Further, since the rotation of the rotating body 17 and the vertical reciprocating movement (traverse) are carried out by different motors 24 and servomotors 37, respectively, the winding speed and the traverse speed can be set arbitrarily. Since the rotating body 17 is provided with the balancer 19 corresponding to the lower guide member 18, there is no fear that the rotational balance is disturbed and vibration or rattling occurs, and the winding speed can be increased by high-speed rotation. is there.

Further, during winding of the electric wire, the winding bobbin 11 is fixed to the roller conveyor 40, which is a bobbin mounting table, by a pair of bobbin pressers 52, 52, and the locking by the bobbin fixing pin 50 can be released. . This allows
The winding bobbin 11 to be used next can be locked to the other bobbin fixing pin 50 of the slider 47.
Therefore, the automatic supply and the automatic discharge of the winding bobbin 11 can be performed at the same time.

[0027]

As described above, according to the present invention,
The rotation of the rotating body and the vertical reciprocating movement thereof are performed by different driving sources, respectively, whereby the winding speed and the traverse speed can be freely set (claim 1). Also,
By the lower guide member provided on the rotating body, the electric wire is twisted every one rotation of the rotating body and is wound onto the winding bobbin. Therefore, when the electric wire is unwound and pulled out from the winding bobbin in the subsequent step, the twist is eliminated, and it becomes possible to obtain an electric wire with no habit (claim 2). Further, since the balancer is provided corresponding to the lower guide member on the inner surface of the peripheral wall of the rotating body, the rotating body can rotate at a high speed without losing the balance of the rotating body (claim 3). Further, since the bobbin mounting table is composed of a pair of roller conveyors, the take-up drum can be easily conveyed. Since the conveyance is performed by the reciprocating movement of the slider having the bobbin fixing pin, the take-up drum is automatically supplied. , Automatic discharge is possible (Claim 4). Further, since the pair of roller conveyors is provided with a bobbin retainer for fixing the side plate of the winding bobbin, the winding bobbin is fixed so that the axis of the winding bobbin and the hollow rotating shaft of the electric wire winding means match. This enables a smooth wire winding operation (claim 5).

[Brief description of drawings]

FIG. 1 is a front view of a main part of an electric wire winding device showing an embodiment of the present invention.

FIG. 2 is a partial cross-sectional view taken along line XX of FIG.

3 is a plan view of the roller conveyor of FIG. 1. FIG.

FIG. 4 is a front view of the roller conveyor of FIG.

FIG. 5 is a front view showing a part of a conventional linear body winding machine in a vertical cross section.

6 is a partial side view of a hollow rotary shaft of the winder of FIG.

[Explanation of symbols]

A wire winding device B bobbin transport device C wire winding machine 11 winding bobbin 12 wire 13 upper guide member 14 wire winding means 15 hollow rotary shaft 17 rotor 17a ceiling wall 17b peripheral wall 18 lower guide member 18 ₁ to 18 ₃ 1st, 2nd and 3rd roll 19 Balancer 20 Support plate 24 Motor 26 Traverse means 27 Stand 31 Header 32 Ball screw 34 Nut member 37 Servomotor 40 Roller conveyor 43 Frame 46 Rodless cylinder 47 Slider 50 Bobbin fixing pin 52 Bobbin retainer

Claims (5)

[Claims] 1. A bobbin mounting table on which a take-up bobbin is placed so that its axis is vertical, an upper guide member for guiding an electric wire on the axis of the take-up bobbin, and a bobbin for taking an electric wire from the upper guide member. An electric wire winding device comprising an electric wire winding machine that winds an electric wire around a winding bobbin on a mounting table, wherein the electric wire winding machine is a hollow rotary shaft that rotates about an axis of the winding bobbin, and the hollow rotating shaft. A cap-shaped rotating body that is attached to a shaft to rotate the outer circumference of the winding bobbin and an electric wire from the upper guide member that is attached to an inner surface of a peripheral wall of the rotating body and is wound around the winding bobbin through the hollow rotating shaft. An electric wire winding means consisting of a lower guide member for guiding,
Traverse means for reciprocating the electric wire winding means parallel to the axis of the winding bobbin, the traverse means, a support plate for supporting the hollow rotary shaft of the electric wire winding means through a bearing, An electric wire winding device comprising: a header which fixes a support plate and which is moved up and down in parallel with an axis of the winding bobbin by forward and reverse rotations of a servomotor. 2. A first roll in which a lower guide member on the inner surface of the peripheral wall of the rotating body guides the electric wire from the upper guide member to the lower end thereof through the hollow rotary shaft, and an inner surface of the first roll on one side of the peripheral wall. A second roll for converting and guiding the 90 ° direction to the side, and a third roll for converting and guiding the 90 ° direction downward from the second roll along the one inner surface. The wire winding device described. 3. The wire winding device according to claim 2, wherein a balancer for the lower guide member is provided on the other inner surface side of the peripheral wall of the rotating body. 4. A rodless cylinder provided with a pair of roller conveyors in which the bobbin mounting table is juxtaposed with an appropriate gap therebetween, and a rodless cylinder provided with a slider reciprocating in the longitudinal direction in the lower space of the pair of roller conveyors. The wire winding device according to claim 1, 2 or 3, wherein the slider is provided with a bobbin fixing pin that can be retracted from the gap. 5. The wire winding device according to claim 4, wherein the pair of roller conveyors is provided with a bobbin retainer for fixing a side plate of the winding bobbin.