JPS6095911A - Winding machine - Google Patents

Abstract

PURPOSE:To make the wire winding operation automatic by a mehtod wherein wire is wound around a bobbin by means of combining operations of a holder and wire feeders. CONSTITUTION:A wire 4 is inserted into a square hole of head tip 3. Firstly one end of a feeder side wire 4 is set up to be held by the sides of an X-Y table while holding the other end side by a block 31 of a wire feeder 18. Besides, the wire 4 is shifted in the direction making another wire feeder 20 and a wire absorber 21 approach to a tip 3. Then an end of sleeve of the wire feeder 20 is opposed to a square hole of the tip 3. Secondly the wire 4 is fed to the tip 3 to be absorbed into the sleeve 50 with specific length through the square hole of the tip 3. Thirdly the wire 4 is cut off and the feeder 18 is turned 180 deg. to make the end of the sleeve 50 approach to the square hole of the tip 3. Finally the feeder 20 may be turned 180 deg. to absorb wire 4 into the sleeve 50 through the square hole repeating said procedures.

Description

DETAILED DESCRIPTION OF THE INVENTION [Technical Field of the Invention] The present invention relates to a winding machine for fully automatic winding of wire.

[Technical background of the invention and its problems]

For example, in the manufacturing process of the video head 1 shown in FIG. 4 There is work to wrap the whole thing. That is, the head chip 3 has a very small square hole 5 with a side of several 100 μm, and the wire 4, which is extremely thin and has low rigidity and has a diameter of several tens of μm, is completely passed through this square hole 5 to generate the magnetic field of the head chip f3. Wrap the above wire 10 times around the entire circuit.

Conventionally, such work of winding 40 wires was done manually, resulting in extremely poor work efficiency. Also,
Since it is a very delicate task of passing the entire thin wire 4 through a small square hole 5, the worker is required to have a great deal of concentration and attention, which not only causes high levels of fatigue, but also tends to lead to work errors. Ta.

[Purpose of the invention]

The object of the present invention is to provide a winding machine capable of fully automatically winding a wire onto a body to be wound.

[Summary of the invention]

A pair of wire feeding devices is held between the entire holder, which has a holding mechanism that holds the body sound of the wire to be wound and is rotationally driven, and a fixing mechanism that fixes one end side of the wire inserted into the hole formed in the body to be wound. The wire feeding device includes an insertion portion into which the other end of the wire is slidably inserted, and a feeding mechanism that feeds the wire in the direction of the wire to be wound on the other end of the wire. The feeding device Mk is driven in the direction of moving toward and away from the boulder, and in the direction of rotation about the entire center in a direction orthogonal to this direction, and the wire to be wired is driven by the combination of the operations of the holder and the wire feeding device. It is designed to automatically wrap wires around the body.

[Embodiments of the invention]

Hereinafter, one embodiment of the present invention will be described with reference to all FIGS. 2 to 11. The winding PA shown in FIG. 2 includes a base 10. The winding PA shown in FIG. A holder 13, which will be described later, is provided at the center of the upper surface of the base 10. This holder 13 holds a video head 1 as a wound body shown in FIG.

A pair of guide rods 15 are installed on both sides of the pace 100 in the width direction along the length of the pace 10.

Both ends of these guide rods 150 are supported by mounting bodies 16 erected on the base 10. Above 2
A slider 17 is slidably provided on each guide rod 15 of the set. One slider 17 is provided with a first wire feeding device 18 and a first wire suction device 19, and the other slider 17 is provided with a second wire feeding device 20 and a second wire suction device 21. ing. 1st. The second wire feeding device 18.20 protrudes in a direction perpendicular to the direction of movement of the slider 17 to hold the holder 1.
3 and provided on the slider 17.
It is designed to be rotated by a pulse motor 22. In addition, the first and second wire suction devices 19.21
Cylinder 230 rod 23 provided on d slider 17
The first end of the mounting rod 24a is connected to the other end of the mounting rod 24a. It is attached oppositely to the second wire feed device 18.20.

A drive belt 24 is connected to the slider 17. This drive belt 24 is stretched around pulleys 25 provided on each of a pair of mounting bodies 16 that fully support the guide wand 15. One pulley 25 is rotationally driven by a 30th No. 9 motor 26. Therefore, when the drive belt 24 is run, the slider 17 as well as the wire feeding device b-' 812o and the wire suction device ff
The wire suction devices 19 and 20 are driven in the direction toward and away from the holder 13, and the wire suction devices 19 and 21 are also driven independently by the cylinder 23.

Above 1. Second wire feeding device yxs, :z.

is constructed as shown in FIGS. 3 to 5. In other words, the first. The second wire feeder 18.20 has a pair of arms 28. One end of this arm 28 is connected to an opening/closing mechanism 30 provided on the slider 17, as shown in FIG. 1, so that it can be opened and closed in a direction perpendicular to the plate surface of the pace 10. Blocks 31 are fixed to mutually opposing side surfaces of the other ends of the arms 28, respectively. These blocks 31 are formed with four parts 32, and comb teeth 33 that mesh with each other are provided on the side surfaces that join when the arm 30 is closed.
A letter-shaped notch 34 is formed. A wire 4 wound around the head chisel 3 of the video head 1 is inserted between the pair of blocks 31, and when the pair of blocks 31 are closed, the wire 4 is positioned and slidably held by the notch 34. Ru. Also, each block 3
A support shaft 35 protruding from all four parts 32 of one end is attached to the bearing 3.
It is rotatably supported by 6i. A feed roller 37 that clamps the wire 4 is fitted to one end of the support shaft 35, and a drive roller 38 is fitted to the other end.

Each drive roller 38 is attached. Further, a first support piece 40 is provided protruding from one of the blocks 3, and a fourth pulse motor 41 is attached to this first support piece 40.

ing. A drive belt 42 is stretched between the fourth pulse motor 41 and the one drive roller 38 . Therefore, when the fourth pulse motor 41 operates, the pair of feed rollers 37 are driven to rotate, and the wire 4 is fed. Also, one block 31
A second support piece 43 extends from the first support piece 4o. A cylinder 44 is provided on this second support piece 43, and one end of a cutter 46 is pivotally attached to this rod 45. The middle part of this cutter 46 is connected to one block 31.
The cutter 46 is pivoted on the outer surface of the block 31 by a support shaft 47, and the other end faces the notch 34 formed in the comb teeth 33 of each block 31. Therefore, the cylinder 44 is operated and the cutter 46 is rotated. Then, the wire 4 led out from the notch 34 is cut.

Above 1. The second wire suction device 19', 2J is constructed as shown in FIGS. 6 and 7.

That is, a piping f50 connected to a vacuum pump (not shown) is attached to the other end of the mounting rod 24. A tapered sleeve 51 is fitted to the tip of this pipe 50. Further, the pipe 50 has a rectangular slide 52.
is slidably fitted into the slider 52, and a leaf spring 53 or one end of each leaf spring 53 is attached to a pair of opposing sides of the slider 52. It's stuck. An elastic body 54 made of rubber or the like is attached to the other end of the leaf spring 53 so as to be joined to each other. The rear end surface of this elastic body 54 is a tapered surface 54g. Further, a stopper 55 is fitted and fixed to the nozzle f50, and a compression screw 56 is provided between this nozzle 54 and the slider 52. Furthermore, the slider 52 is provided with a plate 53.
An L-shaped locking piece 57 is fixed to one side surface perpendicular to the side surface to which the L-shaped locking piece 57 is attached. Therefore, the pair of blocks 31 of the wire feeding device 18, 20 are shown by the dashed lines in the figure.
When the wire feeding device 18.20 moves independently when the wire feeding device 18.20 is opened, the locking piece 57 comes into contact with the side surface of one block 31, causing the slider 52 to retreat against the restoring force of the compression spring 56. Then, the sleeve 51 attached to the tip of the pipe 5° comes into pressure contact with the tapered surfaces 54a of the pair of elastic bodies 54, so that the pair of leaf springs 53 are elastically deformed in the opening direction, and the tip of the sleeve 51 is A pair of elastic bodies 54
protrude from between.

Note that the center of the square hole 5 of the head chip 30, the 1st degree, the center of the wire 4 held by the second wire feeding device f (718, 20, and the first and second wire suction devices 19, 210) The center of is located one car above the other.

On the other hand, the holder 13 is KN as shown in FIGS. 8 and 9.
It has been completed. That is, an L-shaped support 61 is erected at the center of the upper surface of the pace 1°. A support shaft 63 is rotatably supported by a bearing 62 on one horizontal side of the support 6 . At the lower end of this support shaft 63 is a universal joint 6.
4, a rotating shaft 66 of a first 79 motor 65 attached to the support 61 is connected. Support shaft 63
A disc 67 is provided at the upper end of the disc 67, and an XY table 68 is provided on the disc 67, which is driven in the X and Y directions by a drive source (not shown). A columnar base 69 is erected on the XY table 68. A U-shaped support portion 70 is formed on the upper part of this base body 69, and this support portion 70
An L-shaped flange member 7 is rotatably supported by a support shaft 72 in the middle. A convex portion 7 formed at one end of this clamp member 71
3 and a recess 74 formed at the upper end of the support portion 70, the video head 1 is clamped and fixed. The above clan eight member 71
The tip of the rod 76 of the clamp cylinder 75 is opposed to the lower surface of the other end. The third clamp cylinder 75 is provided in a housing recess 77 formed on one side of the base body 69. Therefore, the rod 7 of the clamp cylinder 75
6 is biased in the direction of protrusion, the other end of the clamp member 7 is pressed by the rod 76, so that the convex portion 73 at one end of the clamp member 71 is pushed into the concave portion 7 of the support portion 70.
Rotate in the direction to connect to 4. In other words, the support section 70
, the clamp member 71 and the clamp cylinder 75 constitute the entire holding mechanism for holding and fixing the video head 1.

Further, at the lower end of the support section 70, a mounting shaft 80 with both ends protruding from both side surfaces is rotatably supported. One end of the arm 8 is connected to one end of this mounting shaft 80, and a pinion 82 is fitted to the other end. A presser shaft 83 is connected horizontally to the other end of the arm 81, and the presser shaft 83 is connected to a video clip which is clamped between the support section 70 and the clamp member 71 when the arm 8 stands up almost vertically. It is located above the head 1, and when rotated downward, the
It comes into contact with the 1u11 surface of the Y table 68. At this time, the presser shaft 83 engages with one end of the wire 4 inserted through the square hole 5 of the head tip 30 and rotates, so the presser shaft 83 and the side surface of the XY table 68 One end is clamped and fixed in a non-slidable manner.

A rack 84 meshes with the pinion 82 . This rack 84 is connected to a drive cylinder 850 rod 86 mounted on the side of the base body 69. Therefore, when the rack 84 is driven in the C direction by the drive cylinder 85, the pinion 83 rotates, and the mounting shaft 80 and arm 81 are interlocked with this rotation. In other words, arm 81, presser shaft 8
3 and the drive cylinder 85 constitute a fixing mechanism for fixing one end of the wire 4 inserted into the square hole 5 of the head chip 30.

Next, the operation of the winding machine will be explained with reference to FIGS. 10 and 11. First, when the cranno cylinder 75 is fully activated and the entire video head 1 is clamped between the support part 70 of the holder 13 and the clamp member 71, the XY table 68v
The center of the square hole 5 of the head chip 30 is moved to the base 69 by driving the head chip 30.
Align it with the zero rotation center. Next, when the wire 4 led out from a supply section (not shown) is inserted into the square hole 5 of the head chip 30 for a predetermined length by fully automatic or manual operation, the drive cylinder 85'f! : Operate and clamp and fix the wire 4 between the one end side full presser shaft 83 on the supply section side and the side surface of the XY table 68. Further, the other end of the wire 4 is set in a state where it is held by a pair of blocks 31 of the wire feeding device 18 @l, as shown in FIG. 11(, ). Further, the second wire feeding device ff120, the second wire suction device 21, and all the above-mentioned heads move in the direction approaching the chisso 3. Then, by opening the pair of blocks 31f of the second wire feeding device 20 and moving the second wire suction device 21 independently, the entire tip of the sleeve 51 is made to face the Radochirano 30 square hole 5. Then, the first
The feed roller 37 of the wire feed device 18 is rotationally driven to feed the other end of the wire 4 from between all pairs of blocks 31 to the head chisel 3 side. Then, this wire 4 is passed through the square hole 5 and sucked into the pipe 50 from the sleeve 51 of the second wire suction device M21. Once the wire 4 has been sucked into the pipe 50 for a predetermined length, FIG. 11(b)
As shown in the figure, open the pair of blocks 31 of the first wire feeder 18 and open the 5 wires 4'! Next, as shown in FIG. 11(C), the first. The second wire feeding device 18.20 and the first wire feeding device 18.20. All of the second wire suction devices 19 and 21 are driven in a direction away from the head chisel 3, and once they have retreated to a predetermined position, the second wire suction devices 21 are all moved back further by themselves. Also, at this time, the head chip f3 is rotated 180 degrees in the direction shown by the arrow. By such an operation, the wire 4 is pulled out for a predetermined length from inside the pipe 50 of the second suction device 21, and the suction force generated in the pie f50 and the leaf spring 53 are
A predetermined tension is applied to the wire 4 by the clamping force of the pair of elastic bodies 54 attached to the wire 4.

In this state, as shown in FIG. 11(d), the pair of blocks 31 of the second wire feeding device 20 is fully closed, the cutter 46 is fully rotated to completely cut the wire 4, and the cut surface of the entire block 3 is completely closed.
Make it flush with the end surface of 1.

At the same time, the first wire feeding device 18 is rotated 180 degrees in the direction of the arrow, and the first wire suction device 1
9 to advance independently between all pairs of blocks 31. In this state, the first wire feeding device 18 is moved toward the head chip 4.
and the first wire suction device M 19k is advanced, and the sleeve 61 at the tip of the pipe 50 is completely inserted into the square hole 5 of the tube 3.
0 part. This contact causes the head chip 3 to
A wire 4 wound around a part forming one magnetic circuit of
is prevented from loosening.

Next, as shown in FIG. 11(,), move the second wire feeder @20 a little forward in the direction of the head, and then rotate it 180 degrees in the direction of the arrow to completely remove the cut end of the wire 4. Head towards f3. In this state, the second wire feeding device 20 is moved in a direction approaching the head chip f3 as shown in FIG. 11(f). And the second
Once the wire feeding device 20 of has advanced to a predetermined position,
The feed roller 37 is rotationally driven to feed all ends of the wire 4 from between the pair of blocks 31 to the head chisel 3 side. Then, this wire 4 is passed through the square hole 5 of the head chip f30 and sucked into the tube 50 of the first wire feeding device 18. Once the wire 4 has been suctioned for a predetermined length, the pair of blocks 31'f of the second wire feeding device 18! :
When the wire 4 is opened and suctioned until there is no slack in the wire 4, the wire 4 is wound around the portion of the head chip 3 that forms one of the magnetic circuits. Thereafter, by repeating all the same operations, a predetermined number of wires 4 can be wound around the entire magnetic circuit portion of one side of the head chip 3. After winding the wire 4'5 around the part where the entire magnetic circuit on one side of the head chip 3 is formed in this way,
You can do the same for the other part.

In addition, in the above embodiment, the one end side full presser shaft 83 of the wire 4
The other end of the wire 4 was fixed by the pair of blocks 31 of the first wire feeding device 18, and then the wire 4 was completely wound. 13 is fully activated and the head chip 3 is rotated 180 degrees to wrap the wire 4 once in its entirety. From then on, as described above, the first. The second wire feeding device 18.20 and the first wire feeding device 18.20.
The wire 4 may be completely wound by operating the second wire suction device 19°21.

In addition, the wire 4 fixing mechanism does not use the arm sound and the presser shaft 83
It is also possible to have a structure in which the wire 4 is driven vertically by the drive cylinder 85 and brought into contact with the holder 13 when lowered, thereby fixing the entire wire 4.Also, in the above embodiment, the wire 4 is entirely fixed. Although the second wire suction devices 119 and 21 were used to suction the head chip 30 and pass it through the rectangular hole 5, kSt.

If the second wire feeding device 1 (18, 20f is configured as shown in FIG. 12), the first wire suction device 19.
Even without 21, the entire wire 4 can be passed through the square hole 5. That is, instead of the comb teeth 33, conical funnel-shaped first and second guide holes 91 and 92' communicating with the recess 32 are formed coaxially and in the same direction on the side surfaces where the pair of blocks 31 are joined.

In other words, the first guide hole 91 has a large diameter side force;
According to such a configuration, for example, the second guide hole 92 of the first wire feeding device 18 The small diameter side of the head tip 30
The large diameter side of the first guide hole 91 of the second wire feeding device N20 is made to face the square hole 5 entirely. Then, if wire 4 is sent from the first wire feeding device N18 side,
Since the wire 4 is led out from the small diameter side of the second guide hole 92 of the first wire feeding device N18, it can be reliably passed through the square hole 5 facing the small diameter side. Also, ° square hole 5
The wire 4 led out is introduced into the first guide hole 91 of the second wire feeding device 20 from its large diameter side, led out from its small diameter side, and can be held between a pair of feeding rollers 3/. Since the wire 4 can be fully tensioned by the clamping force of the pair of feed rollers 31, the first. The head chip 70 is activated by operating the second wire feeder 18.20 in the same manner as in the previous embodiment.
The wire 4 can be completely wrapped around the wire 3.

〔Effect of the invention〕

As described above, according to the present invention, there is provided a holding mechanism that is rotatably driven while retaining the body sound of the wound body, and a fixing mechanism that fixes one end side of the wire inserted into the hole formed in the body to be wound. A pair of wire feed devices are disposed between the entire holder, and an insertion portion through which the other end of the wire is slidably inserted into the wire feed device, and the other end of the wire is entirely inserted into the wire feed device in the direction of the wire to be wound. A feeding mechanism is provided, and the wire feeding device is driven reciprocatingly in the direction toward and away from the wire to be wound, and rotated around a direction perpendicular to this direction. Therefore, by combining the operations of the holder and the wire feeding device, the wire can be automatically wound around the object to be wound, which greatly improves work efficiency and eliminates defective products compared to the conventional method, which was done manually. You can praise the reduction in the incidence rate. Further, since one end of the wire inserted into the wire to be wound can be completely fixed by the fixing mechanism provided on the holder, the work efficiency can also be improved by this.

[Brief explanation of the drawing]

Figure 1 is a front view of the video head as a winding body;
The figure is a perspective view of a winding machine showing an embodiment of the present invention, FIG. 3 is a sectional view of a wire feeding device, FIG. 4 is a plan view taken along the line Figure 6 is a plan view of the wire suction device; Figure 7 is a side view; Figure 8 is a front view of the holder; Figure 9 is a side view; An explanatory diagram of the operation when one end of the wire is fully fixed by the holder, FIGS. 11(a) to (f) are explanatory diagrams of the operation of the wire feeding device and the suction device, and FIG. 12 is an illustration of all other embodiments of the present invention. FIG. 3 is a plan view of the wire feeding device shown in FIG. 3... Head chip (wound body), 4... Wire,
5... Square hole, 13... Holder, 18.20... Wire feeding device, 37... Feed roller, 70... Support part, 71... Flange section, 75... Clamp Cylinder, 8...arm, 83...presser shaft.

Claims (1)

[Claims] A holder having a holding mechanism that holds a body to be wound and is rotationally driven and a fixing mechanism that fixes one end side of a wire inserted into a hole formed in the body to be wound; and a feeding mechanism for feeding the other end of the wire in the direction of the wound body, and a direction in which the other end of the wire approaches and separates from the holder. A winding machine equipped with a pair of wire feeding devices that are driven reciprocatingly in this direction and rotated around the entire center in a direction that intersects with this direction.