JP2003012230A - Wire bundling device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily set at equal values the tensions of a plurality of wires forming a bundle of wires, while preventing the arrangement of a device from becoming complex. SOLUTION: This wire bundling device 10 comprises a single bobbin 11 for supplying one wire W; a pulley part 12; a wire securing part 13; a control wire securing part 14; a winding part 15; a tension, adjusting part 16 for adjusting the tension of a control wire CW; and a wire bundling part 17 for bundling wires W (wires W1 to Wn). The pulley part 12 comprises plural pairs of stationary pulleys 21a to 24b and plural pairs of dynamic pulleys 25a to 29b. The one wire W is wound alternately around the dynamic pulleys 25a to 29a on one side and around the static pulleys 21a to 24a on the one side, with the tip of the wire secured to the wire securing part 13. The control wire CW is wound alternately around the dynamic pulleys 25b to 29b on the other side and around the static pulleys 21b to 24b on the other side, with one end of the control wire secured to the control wire securing part 14.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bundled wire device that bundles wire rods such as magnet coils and supplies them to a winding machine.

[0002]

2. Description of the Related Art Conventionally, a bundling device for bundling a plurality of wire rods such as magnet coils of an electric motor to form a bundling line and supplying the bundling line to a winding machine is, for example, as shown in FIG. A plurality of bobbins 3, ..., 3 for supplying a plurality of wire rods 2, ..., 2 to be bundled and a tension of the wire rods 2, ..., 2 supplied from each bobbin 3 ,. A bundled wire device 1 including a plurality of tension adjusters 4, ..., 4 is known.

[0003]

However, according to the bundled wire device 1 according to the above-mentioned example of the prior art, the tension adjusters 4, 4 are individually provided for each of the plurality of wire rods 2 ,.
, 4 is required, which causes a problem that the configuration of the device becomes complicated. Moreover, since it is necessary to independently adjust the tensions of the tension adjusters 4, ..., 4, it is troublesome to set the tensions of the plurality of wire rods 2 ,. The problem arises. In addition, in the tension adjusters 4, ..., 4 that adjust the tension for each of the wire rods 2, ..., 2, the coating of the wire rods 2 ,.

The present invention has been made in view of the above circumstances, and it is possible to prevent the apparatus configuration from becoming complicated and to easily set the tensions of a plurality of wire rods forming a bundle to equal values. An object is to provide a bundling device.

[0005]

In order to solve the above problems and to achieve the above object, a bundled wire device according to the present invention is a pair of static pulleys arranged at predetermined intervals ( For example, the static pulleys 21a, 21 in the embodiment described later
b, ..., 24a, 24b) and a plurality of pairs of moving pulleys (for example, moving pulleys 25a, 25b, ... In embodiments described later) movably arranged between the pair of stationary pulleys.
29a, 29b) and one wire rod (for example, wire rod W in the embodiment described later) supplied from a single bobbin (for example, bobbin 11 in the embodiment described later).
, One of the pair of moving pulleys (for example, one moving pulley 25a, ..., 29a in the embodiment described later) and one of the pair of stationary pulleys (for example, one stationary pulley 21a in the embodiment described later). , 24a), and a wire rod fixing portion (for example, a wire rod fixing portion 13 in an embodiment described later) for fixing the tip end portion of the wire rod.
, 29b of the other pair of moving pulleys (for example, the other moving pulley 25b, ..., 29b in the embodiment described later) and the other of the pair of stationary pulleys (for example, the other stationary pulley 21b, ... In the embodiment described later). , 24b) and the control wire rod (for example, the control wire rod CW in the embodiment described later) alternately applied to the control wire rod, and a control wire rod fixing portion that fixes one end portion of the control wire rod (for example, described later). Control wire rod fixing portion 14) in the embodiment, and a control wire rod supply portion that is capable of supplying the control wire rod and winding the other end of the control wire rod (for example, in the embodiment described later). And a winding section 15).

According to the bundled wire device having the above structure, one wire supplied from a single bobbin is alternately laid over one of a pair of moving pulleys and one of a pair of stationary pulleys. There are a plurality of moving pulleys and stationary pulleys. Here, the control wire rod supply unit winds up the control wire rods alternately laid between the other of the pair of moving pulleys and the other of the pair of stationary pulleys, so that one of the pair of moving pulleys and the pair of stationary pulleys are wound. The spacing between one of the pulleys can be increased.
Along with this, one wire can be pulled out from a single bobbin until the length of the plurality of wires between the moving pulley and the static pulley reaches a desired length. In this case, for example, one tension adjuster for adjusting the tension of the control wire is used.
By providing only one, each tension of multiple wires can be set to the same value, and it is possible to easily adjust the tension of multiple wires while preventing the device configuration from becoming complicated. You can Moreover, a desired number of wires having the same length and tension can be easily obtained only by increasing the number of moving pulleys and static pulleys forming a pair.

Further, in the bundling device of the present invention as set forth in claim 2, the movable pulley and the stationary pulley are alternately crossed over one of the pair of movable pulleys and one of the pair of stationary pulleys. And a bundled wire portion (for example, a bundled wire portion 17 in the embodiment described below) that forms a bundled wire (for example, a bundled wire BW in the embodiment described below) by bundling the plurality of wire rods between And a cutting unit (for example, a cutting machine according to an embodiment to be described later) for cutting the bundle of wires.

According to the bundled wire device having the above-mentioned structure, the bundled wire having a desired length can be obtained by bundling a plurality of wire rods, which have been pulled out to a desired length by winding the control wire rod, at the bundled wire portion. Can be easily obtained. Further, a plurality of wire rods are bundled by, for example, an appropriate clamp member or the like and then cut, and the tip end of the formed bundle wire is supplied to, for example, a winding machine that forms a coil of an electric motor, and a predetermined winding is performed. By moving to the starting position, the winding work can be easily performed.

Further, in the bundled wire device of the present invention as set forth in claim 3, the plurality of pairs of movable pulleys can be independently moved between the pair of stationary pulleys for each pair of movable pulleys. Is characterized by. According to the bundling device having the above configuration, for example, when the bundling is supplied to the winding machine or the like and the winding operation is performed, the bundling is performed according to the winding manner of the bundling (the route when the bundling is performed) and the like. Even if a deviation occurs in the length direction of each wire rod that composes, the moving pulleys around which each wire rod is moved move independently of each other to absorb this deviation in the length direction. You can This makes it possible to prevent the tension of each wire from being different, for example, when each wire is loosened or stretched. For example, the space occupied when forming a coil or the like of an electric motor. It is possible to improve the rate and make the circumferential length uniform.

Further, in the bundled wire device of the present invention as set forth in claim 4, one of the pair of static pulleys is an adjustment pulley for applying tension to the wire rod suspended on the static pulleys. It is characterized in that it is provided with a pulley (for example, an adjustment pulley 55 in the embodiment described later). According to the bundled wire device having the above-described configuration, for example, when the moving pulley moves at a relatively high speed, slackening of the wire occurs even when the wire is pulled out at a high speed. Prevent
The desired tension can be easily maintained.

Further, in the bundled wire device of the present invention as defined in claim 5, a transfer portion for transferring the cut end portion of the bundled wire cut by the cutting portion to a winding machine (for example, an embodiment described later). In the above embodiment, the bundled wire portion 17 also serves as a feature. According to the bundled wire device having the above configuration, the cut end of the bundled wire cut by the cutting unit is moved by the transfer unit to a predetermined winding start position in, for example, a winding machine that forms a coil of an electric motor. Therefore, the winding work can be easily performed.

[0012]

BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of the bundled wire device of the present invention will be described below with reference to the accompanying drawings. FIG. 1 is a configuration diagram of a bundled wire device 10 according to an embodiment of the present invention, and FIG. 2 is a side sectional view of the bundled wire portion shown in FIG. The bundled wire device 10 according to the present embodiment forms a bundled wire used for, for example, an armature coil of an electric motor, and for example, a single bobbin 11 that supplies one wire W such as a magnet wire. , A pulley portion 12, a wire rod fixing portion 13, a control wire rod fixing portion 14 for fixing one end of the control wire rod CW for controlling the movement of the pulley portion 12, and a winding portion for feeding and winding the control wire rod CW. 15 and control wire CW
Tension adjusting section 16 for adjusting the tension of the wire rod W (wire rod W
1, ..., Wn) and a bundled wire portion 17 for bundling.

As shown in FIG. 1, the pulley section 12 includes a plurality of pairs (for example, four pairs) of static pulleys 21a, 21b, ..., 24.
a, 24b and a plurality of pairs (for example, 5 pairs) of moving pulleys 25
, a, 25b, ..., 29a, 29b. Pair of stationary pulleys 21a, 21b, ..., 24a, 2
, 24a are arranged coaxially with the rotation axis Oa, and are rotatably supported by rotary bearings or the like so that the respective static pulleys can rotate independently of each other, and the other static pulleys 21a ,. , 24b are arranged coaxially with the rotation axis Ob, and are rotatably supported by rotary bearings or the like so that each of the stationary pulleys can rotate independently. One of the stationary pulleys 21a ,.
, 24b (the rotation shaft Oa and the rotation shaft Ob) are arranged in parallel with each other with a predetermined distance therebetween. Pair of movable pulleys 25a, 25b, ..., 29a, 2
9b is a pair of movable pulleys (for example, the movable pulleys 25a, 25a).
, 24a and one of the stationary pulleys 21a, ..., 24a and the other of the stationary pulleys 21b, ..., 24b (between the rotary shaft Oa and the rotary shaft Ob) independently of each other. It is possible to move back and forth between pulleys. That is, the pair of moving pulleys 25a, 25b (26a, 26b, ..., 29a, 29)
The rotating shafts Ma and Mb of b) are connected in parallel with each other while being separated by a predetermined distance and arranged in parallel.
Are connected to form a moving pulley portion 25 (26, ..., 29). Then, the movable pulley portion 25 (26, ..., 2)
9) is movable between the one and the other static pulleys in a direction orthogonal to the rotation axes Oa and Ob of the static pulleys.

Here, the wire rod W supplied from the single bobbin 11 is one moving pulley 2 of each moving pulley portion 25 ,.
, 29a and one of the stationary pulleys 21a, ..., 24a are alternately bridged. That is, the wire rods W sequentially include the moving pulley 25a, the stationary pulley 21a, the moving pulley 26a, ...
The stationary pulley 24 a and the movable pulley 29 a are bridged, and the tip end is fixed to the wire rod fixing portion 13.

Further, the control wire CW for controlling the movement of the movable pulley portions 25, ...
, 29 of the other moving pulleys 25b, ..., 29b and the other stationary pulleys 21b ,.
That is, the control wire CW is successively wound around the moving pulley 25b, the stationary pulley 21b, the moving pulley 26b, ..., The stationary pulley 24b, the moving pulley 29b, and one end thereof is fixed to the control wire fixing portion 14. . The other end of the control wire CW is connected to the winding portion 15 via a tension adjusting portion 16. As a result, the control wire CW delivered from the winding unit 15 or wound on the winding unit 15 is stretched on the pulley unit 12 in a state where the tension adjusting unit 16 is set to maintain a predetermined tension. There is.

When the control wire CW is wound up by the winding portion 15, the other movable pulleys 25b, ..., 29b of the respective movable pulley portions 25, ..., 29 and the other stationary pulleys 21b ,.
The length of the control wire CW suspended between the movable pulleys 25b and 24b is shortened, and the moving pulley portions 25, ..., 29 move toward the other stationary pulleys 21b ,. . Accordingly, one moving pulley 25a, ..., 29a of each moving pulley portion 25, ..., 29 and one stationary pulley 21a ,.
4a (that is, wire W)
1, ..., Wn, where n is an arbitrary natural number, and here n = 10, for example. ) Reaches a predetermined length, the wire W is supplied from the bobbin 11.

The bundled line portion 17 includes the movable pulley portions 25, ..., 29.
, 29a and one stationary pulley 21.
, Wn-1 and a plurality of wire rods W that are hung between a, ..., 24a and the wire rod W stretched between the stationary pulley 24a and the wire rod fixing portion 13. (Wire Wn)
And the wire W hung from the bobbin 11 to the movable pulley 25a.
(Wire material W1) is bundled to form a bundled wire BW. For example, as shown in FIG. 2, a bundled wire introducing portion 31 having a notch 31a having a substantially V-shaped cross section and a clamp portion 32 are provided. It is equipped with. Then, the bundled wire portion 17 is, for example, in a state where the cutout portion 31a is directed upward in the vertical direction, the wire rod W (wire rod) wound between the moving pulleys 25a, ..., 29a and the stationary pulleys 21a ,. W1, ..., Wn), and can move up and down with respect to these wire rods W (wire rods W1, ..., Wn).
Further, the bundled wire portion 17 is formed by clamping the wire rod W (wire rods W1, ..., Wn) by the clamp portion 32 to form the bundled wire BW, and then cutting the bundled wire BW by a cutting machine (not shown). The end portion is moved to a predetermined winding start position in a winding machine (not shown) that forms, for example, a coil of an electric motor.

The cutout portion 31a of the bundled wire introducing portion 31 has wall surfaces 31A and 31A which are inclined downward in the vertical direction so as to gradually approach each other, and a plurality of wire rods W (introduced into the cutout portion 31a Wires W1, ..., Wn) are wall surfaces 3
In the process of moving downward in the vertical direction so as to be sandwiched between 1A and 31A, they are bundled into one bundle BW.
The bundle wire BW bundled by the bundle wire introducing portion 31 is clamped by the clamp portion 3.
It is clamped at 2 and bundled by a cutting machine (not shown) B
An appropriate position on the tip side of W is cut.

The bundled wire device 10 according to the present embodiment has the above-described structure. Next, the bundled wire device 10 is used in the bundled wire BW.
With reference to the accompanying drawings, an operation of forming the above and winding the armature coil of the electric motor with this bundle wire BW will be described. FIG. 3 is a diagram showing a state in which the moving pulleys 25, ..., 29 are brought close to one of the stationary pulleys 21a, .., 24a and the wire W and the control wire CW are bridged, and FIG. 4 is a control wire. It is a figure which shows the state which made each movable pulley part 25, ..., 29 approach the other static pulley 21b, ..., 24b by CW, and FIG. 5 bundles several wire W (wire W1, ..., Wn). It is a figure which shows the state which formed the bundle wire BW, FIG.6 and FIG.7 is a figure which shows the state which winds the armature coil by the bundle wire BW, and FIG.8 is the armature coil which the bundle wire BW is wound. It is a figure which expands and shows.

First, as shown in FIG. 3, each movable pulley portion 2
, 29 are brought close to one of the stationary pulleys 21a, ..., 24a, the wire W supplied from the bobbin 11 is moved to one of the movable pulleys 25a ,.
, 24a are alternately laid over and fixed to the wire rod fixing portion 13. Further, the control wire CW pulled out from the winding portion 15 via the tension adjusting portion 16 is provided with the other moving pulleys 25b, ..., 29b of the respective moving pulley portions 25, ..., 29 and the other stationary pulleys 21b ,.
4b alternately and fixed to the control wire rod fixing portion 14 at one end.

Next, as shown in FIG. 4, by winding up the control wire C at the winding portion 15, each moving pulley portion 2 is wound.
, 29 are moved so as to approach the other stationary pulleys 21b, ..., 24b. Then, each movable pulley portion 25, ...
, 29a on one side and the static pulleys 21a, ..., 24a on one side alternately until the length of the wire C reaches a predetermined length, for example, a desired coil circumference. Perform the hoisting operation.

Next, for example, as shown in FIG. 5, each of the wire rods W (wire rods W2, ..., Wn) removed from one of the stationary pulleys 21a, ..., 24a and the wire rod fixing portion 13 and the bobbin 1.
Wire rod W (wire rod W1) from 1 to the movable pulley 25a
Are introduced into the bundled wire portion 17 to form a bundled wire BW, and the wire W drawn between the bobbin 11 and the bundled wire portion 17 is cut. Next, as shown in FIG. 6 and FIG. 7, for example, the bundle wire BW is attached to the teeth 41, ..., 41 of the armature core of the electric motor.
Wrap around. The winding unit 1 is linked to this winding work.
5, the control wire CW is sent out with a constant tension via the tension adjusting portion 16, and the moving pulley portions 25, ..., 29 move so as to approach one of the stationary pulleys 25a ,. It will be. At this time, as shown in FIG. 8, for example, in the process of winding the bundle wire BW around each tooth 41, ..., 41, each wire W (wire W1, ..., Wn) is
A deviation occurs in the length direction of each wire W (wires W1, ..., Wn) depending on the winding method of the bundle wire BW, that is, the difference in the winding path. Along with this, as shown in FIGS. 6 and 7, for example, the relative positions of the moving pulley portions 25, ..., 29 are displaced, but the tension adjusting portion is provided for each wire W (wires W1, ..., Wn). A tension equivalent to the predetermined tension applied to the control wire CW set in 16 is applied.

Then, as shown in FIG.
When the winding of the bundle wire BW around the bundle is completed, the bundle portion 1
The bundled wire BW is clamped at 7, and an appropriate position is cut by a cutting machine (not shown) to form a terminal end (cut end). Then, this cut end is moved to a predetermined winding start position in a winding machine (not shown) that forms, for example, a coil of an electric motor, by the bundled wire portion 17.

According to the bundled wire device 10 of the present embodiment, by winding the control wire CW by the winding portion 15, one of the moving pulleys 25a, ..., 29 and one of the moving pulleys 25a ,. The pulleys 21a, ..., 24
a wire W (wire W1, ..., W)
n) reaches a predetermined length from the bobbin 11 to the wire W
Can be pulled out. In this case, the tension of the control wire CW is adjusted by the single tension adjusting section 16, so that the one moving pulley 25a, ...
It is possible to set the tensions of the plurality of wire rods W (wire rods W1, ..., Wn) between 1a, ..., 24a to the same value, for example, when each wire rod W is provided with a tension adjuster. In comparison with the above, it is possible to easily adjust the tension of a plurality of wire rods W (wire rods W1, ..., Wn) while preventing the device configuration from becoming complicated.

In the present embodiment, the movement of the movable pulley portions 25, ...
, Wn) is applied with a predetermined tension. However, for example, as in the case of the pulleys 51a, ..., 54a of the wire bundle device 10 according to the modification of the present embodiment shown in FIG. An adjusting pulley 5 for adjusting the feeding and drawing of the wire W to one of the stationary pulleys 21a, ..., 24a.
5, ..., 55 may be provided. For example, the rotary shaft Oa of the stationary pulley 21a is connected to one end of a connecting part 56, such as a rod, which rotates so as to return to a predetermined position around the rotary shaft Oa, and the other end of the connecting part 56 is adjusted. The rotary shaft of the pulley 55 is connected. Here, the wire W is the static pulley 21.
a and the pulley for adjustment 55, the moving pulley 25 moves away from the stationary pulley 21a.
The connecting portion 55 is rotated clockwise so as to send out the wire W toward the movable pulley portion 25. On the other hand, for example, when the moving pulley portion 25 moves toward the stationary pulley 21a so as to approach, the connecting portion 55 rotates counterclockwise so as to draw the wire W from the moving pulley portion 25. Thereby, even when the moving pulley portions 25, ..., 29 move at a relatively high speed, for example, it is possible to prevent the wire W from being loosened. Further, in the above-described embodiment, the rotation axis O
, 24a and the other static pulleys 21b, ..., 24b are connected via a bearing by a and Ob, but a bearing device for axially supporting the bearing portion is provided for each static pulley. You may make it the structure.

[0026]

As described above, according to the bundled wire device of the present invention as set forth in claim 1, for example, by providing only one tension adjuster for adjusting the tension of the control wire, It is possible to set the respective tensions of the plurality of wire rods to the same value, and it is possible to easily adjust the tension of the plurality of wire rods while preventing the apparatus configuration from becoming complicated. Moreover, a desired number of wires having the same length and tension can be easily obtained only by increasing the number of moving pulleys and static pulleys forming a pair.

Further, according to the bundled wire device of the present invention as defined in claim 2, a bundled wire of a desired length can be easily obtained, and the tip end portion of the bundled wire formed by the cutting portion is, for example, By supplying the coil to a winding machine or the like that forms a coil of an electric motor and moving the coil to a predetermined winding start position, the winding operation can be easily performed. Further, according to the bundling device of the present invention as set forth in claim 3, it is possible to prevent the tensions of the respective wire materials forming the bundling from being different from each other even during the appropriate winding work by the bundling. For example, it is possible to improve the space factor when forming a coil or the like of an electric motor and improve the uniformity of the circumferential length.

Further, according to the bundled wire device of the present invention as set forth in claim 4, the wire rod can be pulled out at a high speed as the moving pulley moves at a relatively high speed. Also, it is possible to prevent the wire rod from being loosened and easily maintain a desired tension. Further, according to the bundled wire device of the present invention as set forth in claim 5, the cutting end of the bundled wire cut at the cutting portion is provided in the winding machine or the like for forming the coil of the electric motor by the transfer portion. By moving to a predetermined winding start position, winding work can be easily performed.

[Brief description of drawings]

FIG. 1 is a configuration diagram of a bundled wire device according to an embodiment of the present invention.

FIG. 2 is a side sectional view of the bundled wire portion shown in FIG.

FIG. 3 is a diagram showing a state in which a wire rod W and a control wire rod CW are bridged with each moving pulley portion being close to one static pulley.

FIG. 4 is a view showing a state in which each moving pulley portion is brought close to the other stationary pulley by a control wire CW.

FIG. 5 is a diagram showing a state in which a plurality of wire rods W (wire rods W1, ..., Wn) are bundled to form a bundled wire BW.

FIG. 6 is a diagram showing a state in which an armature coil is wound by a bundle wire BW.

FIG. 7 is a diagram showing a state in which an armature coil is wound by a bundle wire BW.

FIG. 8 is an enlarged view showing an armature coil formed by winding a bundle wire BW.

FIG. 9 is a view showing one static pulley of a bundled wire device according to a modified example of the present embodiment.

FIG. 10 is a configuration diagram showing a bundled wire device according to an example of a conventional technique.

[Explanation of symbols]

10 Bundling device 11 bobbins 13 Wire rod fixing part 14 Control wire fixing part 15 Winding section (control wire supply section) 17 Bundled wire part (Bundled wire part, transfer part) 21a, 21b, ..., 24a, 24b Static pulley 25a, 25b, ..., 29a, 29b Moving pulley 55 Adjustment pulley

Continued front page    (72) Inventor Hirofumi Shin             1-4-1 Chuo Stock Market, Wako City, Saitama Prefecture             Inside Honda Research Laboratory (72) Inventor Kazuaki Igarashi             1-4-1 Chuo Stock Market, Wako City, Saitama Prefecture             Inside Honda Research Laboratory (72) Inventor Yasuhiro Endo             1-4-1 Chuo Stock Market, Wako City, Saitama Prefecture             Inside Honda Research Laboratory (72) Inventor Akira Kato             1-4-1 Chuo Stock Market, Wako City, Saitama Prefecture             Inside Honda Research Laboratory (72) Inventor Hiroyuki Kikuchi             1-4-1 Chuo Stock Market, Wako City, Saitama Prefecture             Inside Honda Research Laboratory (72) Inventor Mitsuyoshi Takao             1-4-1 Chuo Stock Market, Wako City, Saitama Prefecture             Inside Honda Research Laboratory (72) Inventor Muneki Tsukamoto             1-4-1 Chuo Stock Market, Wako City, Saitama Prefecture             Inside Honda Research Laboratory F term (reference) 3F111 AA01 AB01 CA10

Claims (5)

[Claims] 1. A pair of stationary pulleys arranged at a predetermined interval, a plurality of moving pulleys movably arranged between the pair of stationary pulleys, and a single bobbin supplied to the stationary pulleys. A wire rod, a wire rod fixing portion for fixing a tip end portion of the wire rod alternately laid over one of the pair of moving pulleys and one of the pair of stationary pulleys, the other of the pair of moving pulleys, and A control wire rod that is alternately laid over the other of the pair of stationary pulleys, a control wire rod fixing portion that fixes one end of the control wire rod, and the control wire rod while supplying the control wire rod. A bundled wire device comprising: a control wire rod supply unit capable of winding the other end thereof. 2. A plurality of the wire rods are bundled between the moving pulley and the stationary pulley by being alternately bridged over one of the pair of moving pulleys and one of the pair of stationary pulleys. The bundled wire device according to claim 1, further comprising: a bundled wire portion that forms a bundled wire and a cutting portion that cuts the bundled wire. 3. The pair of moving pulleys can be independently moved between the pair of stationary pulleys for each pair of moving pulleys. The bundled wire device described in. 4. The static pulley of one of the pair of static pulleys comprises an adjustment pulley for applying tension to the wire rod suspended on the static pulley. Item 4. The bundled wire device according to any one of items 3. 5. The bundled wire device according to claim 2, further comprising a transfer unit that transfers a cut end of the bundled wire cut by the cutting unit to a winding machine.