KR20150133074A

KR20150133074A - Apparatus for producing coil

Info

Publication number: KR20150133074A
Application number: KR1020140059937A
Authority: KR
Inventors: 박명식; 한병채
Original assignee: 주식회사 제이피테크놀러지
Priority date: 2014-05-19
Filing date: 2014-05-19
Publication date: 2015-11-27

Abstract

The present invention relates to a coil manufacturing apparatus capable of manufacturing a coil by winding a wire, comprising: a jig main body; a core protruding from the jig main body; and an adjusting pin protruding from the jig main body so as to be spaced apart from the core A plurality of jigs arranged radially so as to have the same angular interval; A rotary unit coupled to the plurality of jigs and capable of rotating the plurality of jigs about a rotation axis; (52) and (152), the wire is wound around the core of one of the plurality of jigs and wound around the core when the plurality of jigs is rotated by a predetermined angle and then stopped, And the lead portions 56 and 156. When the plurality of jigs is rotated by a predetermined angle in a state where the coils are formed and then stopped, 56) a winding unit for guiding the lead wire connected to the regulating fins to the regulating fins and then winding and bending the lead portions 56, 156 to face the regulating fins; A cutting unit for cutting the lead wires so that the lead portions 52 and 152 and the lead portions 56 and 156 have a predetermined length when the plurality of jigs is rotated by a predetermined angle and then stopped; And when the plurality of jigs is rotated by a predetermined angle and then stopped, the lead portions (52), (152) and the lead portions (56) and (156) Unit; The angle formed by the lead portions 52 and 152 of the coil and the lead portions 56 and 156 is adjusted according to the formation position of the control pin.
Accordingly, since the angle formed between the lead-in portions 52 and 152 of the coil and the lead-out portions 56 and 156 can be adjusted to an angle which can be set to a component of the electronic device to which the coil is to be installed, It is not necessary to further perform an operation of adjusting the angle between the lead-in portions 52 and 152 and the lead-out portions 56 and 156, thereby improving the productivity.

Description

Apparatus for producing coil

The present invention relates to a coil manufacturing apparatus capable of winding a wire to manufacture a coil.

The coil is wound several times so as to have a predetermined inductance so as to have a predetermined inductance. It generates magnetic flux when current flows, and promotes the action of electromagnetic induction or electromagnetic force. Therefore, it is used in various devices such as an instrument, an electric motor, a generator and a transformer.

1, a conventional coil manufacturing apparatus includes a core 212 formed on a jig 210 and a wire L wound on the core 212 to form an inlet 222 ), A winding portion 224, and a lead portion 226 are manufactured. The lead portion 224 is connected to the coil 220 formed by winding the wire L around the core 212. The coil 220 is wound around the core 212, And the lead portion 226 has a straight shape as a rear end portion of the core 212 in which the winding of the lead wire L is completed.

The conventional coil manufacturing apparatus is designed so that the tension acting on the lead-in portion 222 and the lead-out portion 226 of the coil 220 are canceled each other during the manufacturing process of the coil 220, as shown in FIGS. 1 and 2 The coil 220 was manufactured so that the lead portion 222 and the lead portion 226 were opposite to each other, that is, the angle formed by the lead portion 222 and the lead portion 226 was 180 °.

The lead-in portion 222 and the lead-out portion 226 of the coil 220 function as lead wires of the coil 220 connected to the components of the electronic device when the coil 220 is actually used. Therefore, depending on the shape of the component of the electronic device connected to the lead-in portion 222 and the lead-out portion 226 of the coil 220 after manufacture of the coil 220, the lead-in portion 222 of the coil 220 and / The angle? Between the lead-in portion 222 and the lead-out portion 226 should be adjusted by bending the lead-out portion 226. 3, the conventional coil manufacturing apparatus includes an operation of adjusting an angle &thetas; formed by the lead-in portion 222 and the lead-out portion 226 of the coil 220 after manufacture of the coil 220, There is a problem that the productivity is inevitably deteriorated.

The conventional coil manufacturing apparatus includes a cutting unit (not shown) that cuts a wire when cutting the wire L so that the wire L is separated from the lead portion 222 and the lead portion 226 of the coil 220, The wire L is cut so that the distance between the shortest end of the lead-in portion 22 of the coil 220 and the shortest end of the lead-out portion 226 is wider than the width of the jig 210, I could not help it. Therefore, the lead-in portion 222 and / or the lead-out portion 226 of the coil may be formed to have a predetermined length according to the size of the component of the electronic device connected to the lead-in portion 222 and the lead- It shall be cut again. 4, it is further necessary to further cut the lead-in portion 222 and the lead-out portion 226 of the coil 220 after the manufacture of the coil 220 There is a problem in that the productivity is inferior.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a coil manufacturing apparatus having an improved structure for adjusting an angle between a lead-in portion and a lead-in portion of a coil.

It is still another object of the present invention to provide a coil manufacturing apparatus in which the lead-in portion and the lead-out portion of the coil can be cut so as to have a predetermined length.

In order to solve the above problems, a coil manufacturing apparatus according to a preferred embodiment of the present invention includes a jig body, a core protruding from the jig body, and an adjustment pin protruding from the jig body so as to be spaced apart from the core, A plurality of jigs radially arranged to have the same angular interval; A rotary unit coupled to the plurality of jigs and capable of rotating the plurality of jigs about a rotation axis; (52) and (152), the wire is wound around the core of one of the plurality of jigs and wound around the core when the plurality of jigs is rotated by a predetermined angle and then stopped, And the lead portions 56 and 156. When the plurality of jigs is rotated by a predetermined angle in a state where the coils are formed and then stopped, 56) a winding unit for guiding the lead wire connected to the regulating fins to the regulating fins and then winding and bending the lead portions 56, 156 to face the regulating fins; A cutting unit for cutting the lead wires so that the lead portions 52 and 152 and the lead portions 56 and 156 have a predetermined length when the plurality of jigs is rotated by a predetermined angle and then stopped; And when the plurality of jigs is rotated by a predetermined angle and then stopped, the lead portions (52), (152) and the lead portions (56) and (156) Unit; The angle formed between the lead-in portion (52) (152) of the coil and the lead-out portion (56) (156) is adjusted according to the formation position of the control pin.

Preferably, the rotary unit is capable of selectively rotating the plurality of jigs in one direction about the rotation axis or in another direction opposite to the one direction, and the adjustment pin is rotatable about the rotation axis in the one direction of the core When the coil is formed on the core, the plurality of jigs are rotated in the other direction by a predetermined angle and then stopped. Then, the winding unit connects the lead wires connected to the lead portions 56, Wherein when the adjusting pin is formed in the other direction of the core with respect to the rotation axis, the plurality of jigs are formed in a predetermined direction in the one direction when the coil is formed in the core, And then the winding unit is stopped by the lead pin connected to the lead portions 56 and 156 by the control pin Characterized in that to walk after winding.

Preferably, the conductor is supplied by the winding unit with the adhesive applied along the outer circumference, and when the coil is formed, overlapping portions of the conductor forming the winding portions (54) and (154) And is adhered thereto.

Preferably, the first heating unit is installed between the discharge unit and the winding unit, and preheats any one of the plurality of jigs when the plurality of jigs is rotated after being rotated by a predetermined angle. And a second heating unit installed between the winding unit and the cutting unit and heating the coil formed on the core when the plurality of jigs is rotated by a predetermined angle and then stopped.

Preferably, the jig further includes at least one cutting groove formed in the jig main body so as to be spaced apart from the core by a predetermined gap so as to be positioned between the core and the adjustment pin, And at least one cutting member inserted into the cutting groove and capable of cutting the wire or being drawn out from the cutting groove.

Preferably, the cutting member includes: a pair of protrusions that can be inserted into the cut groove or drawn out from the cut groove; And a cut portion formed at a predetermined depth between the pair of protrusions and capable of cutting the conductor when the pair of protrusions is inserted into the cut groove.

The coil manufacturing apparatus according to the present invention has the following effects.

First, since the angle formed between the lead-in portion and the lead-out portion of the coil can be adjusted to an angle that can be set to a component of the electronic device to which the coil is to be installed, an operation of adjusting the angle between the lead- So that the productivity can be improved.

Second, since the length of the lead-in portion and the lead-out portion of the coil can be cut to a length that can be installed on a part of the electronic device to which the coil is to be installed, it is necessary to further perform an operation of cutting the lead- And productivity can be improved.

1 to 4 are views for explaining a conventional coil manufacturing apparatus.
5 is a perspective view of a coil manufacturing apparatus according to a preferred embodiment of the present invention.
6 is a plan view of a coil manufacturing apparatus according to a preferred embodiment of the present invention.
7 is a perspective view of a jig of a coil manufacturing apparatus according to a preferred embodiment of the present invention.
8 is a plan view of a jig of a coil manufacturing apparatus according to a preferred embodiment of the present invention.
9 is a plan view of a winding unit of a coil manufacturing apparatus according to a preferred embodiment of the present invention.
10A is a view showing a positional relationship between a jig and a winding unit when a wire is wound around a core in a coil manufacturing apparatus according to a preferred embodiment of the present invention.
FIG. 10B is a view showing a state where a wire is wound around a core of a coil manufacturing apparatus according to a preferred embodiment of the present invention. FIG.
11A is a view showing a positional relationship between a jig and a winding unit when winding a wire on an adjusting pin in a coil manufacturing apparatus according to a preferred embodiment of the present invention.
FIG. 11B is a view showing a state where wires are attached to the adjusting pins of the coil manufacturing apparatus according to the preferred embodiment of the present invention. FIG.
12 is a perspective view of a cutting unit of a coil manufacturing apparatus according to a preferred embodiment of the present invention.
13 is a plan view of a cutting unit of a coil manufacturing apparatus according to a preferred embodiment of the present invention.
14 is a partially enlarged view of a cutter member of a coil manufacturing apparatus according to a preferred embodiment of the present invention.
Figs. 15A to 15C are diagrams showing aspects of cutting a coil using first and second cutting units of a coil device according to a preferred embodiment of the present invention. Fig.
16 is a view showing a state in which a coil is cut by a first and a second cutting unit of a coil manufacturing apparatus according to a preferred embodiment of the present invention.
17 is a view showing a shape of a coil finally manufactured using a coil manufacturing apparatus according to a preferred embodiment of the present invention.
18 is a flowchart for explaining a manufacturing process of a coil using a coil manufacturing apparatus according to a preferred embodiment of the present invention.
19 is a plan view of a coil manufacturing apparatus according to another preferred embodiment of the present invention.
20 is a perspective view of a jig of a coil manufacturing apparatus according to another preferred embodiment of the present invention.
21 is a plan view of a jig of a coil manufacturing apparatus according to another preferred embodiment of the present invention.
22A is a view showing a positional relationship between a jig and a winding unit when winding a wire to a core in a coil manufacturing apparatus according to another preferred embodiment of the present invention.
FIG. 22B is a view showing a state where a wire is wound on a core of a coil manufacturing apparatus according to another preferred embodiment of the present invention; FIG.
23A is a view showing a positional relationship between a jig and a winding unit when winding a wire on an adjusting pin in a coil manufacturing apparatus according to another preferred embodiment of the present invention.
23B is a view showing a state in which conductors are attached to the adjusting pins of a coil manufacturing apparatus according to another preferred embodiment of the present invention.
24A and 24B are diagrams showing aspects of cutting a coil using a cutting unit of a coil device according to another preferred embodiment of the present invention.
25 is a view showing a state in which a cutting operation is performed on a wire by a cutting unit of a coil manufacturing apparatus according to another preferred embodiment of the present invention.
26 is a view showing a shape of a coil finally manufactured using a coil manufacturing apparatus according to another preferred embodiment of the present invention.

The terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary terms and the inventor may appropriately define the concept of the term in order to best describe its invention It should be construed as meaning and concept consistent with the technical idea of the present invention. Therefore, the embodiments described in this specification and the configurations shown in the drawings are only the most preferred embodiments of the present invention and do not represent all the technical ideas of the present invention. Therefore, It is to be understood that equivalents and modifications are possible.

In the drawings, the size of each element or a specific part constituting the element is exaggerated, omitted or schematically shown for convenience and clarity of description. Therefore, the size of each component does not entirely reflect the actual size. In the following description, it is to be understood that the detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear.

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a coil manufacturing apparatus, and a cylindrical coil or a helical coil can be manufactured using the apparatus. Hereinafter, for convenience of explanation, the present invention will be described by taking the case of manufacturing a cylindrical coil using the apparatus for manufacturing a coil according to the present invention, but the present invention is not limited thereto.

FIG. 5 is a perspective view of a coil manufacturing apparatus according to a preferred embodiment of the present invention, and FIG. 6 is a plan view of a coil manufacturing apparatus according to a preferred embodiment of the present invention.

FIG. 7 is a perspective view of a jig of a coil manufacturing apparatus according to a preferred embodiment of the present invention, and FIG. 8 is a plan view of a jig of a coil manufacturing apparatus according to a preferred embodiment of the present invention.

5 to 8, a coil manufacturing apparatus 1 according to a preferred embodiment of the present invention includes a jig 10, a rotary unit 20, a first heating unit 30, a winding unit 40, A second heating unit 60, a first cutting unit 70, a second cutting unit 80, and a discharge unit (not shown).

Here, the first heating unit 30, the winding unit 40, the second heating unit 60, the first cutting unit 70, and the second cutting unit 80, And can be arranged at predetermined angular intervals along the clockwise or counterclockwise direction about the rotary shaft 20a.

The first heating unit 30, the winding unit 40, the second heating unit 60, the first cutting unit 70 and the second cutting unit 80 and the discharge unit are connected to the rotary shaft 20a, The jig 10 rotates about the rotary shaft 20a in the counterclockwise direction and is wound around the winding unit 40, the second heating unit 60, the first cutting unit 70 ), The second cutting unit 80, and the discharging unit, while the manufacturing process of the coil 50 is progressing.

5 and 6, a plurality of jigs 10 are arranged radially so as to have the same angular interval, and the jig 10 includes a jig body 12, a core 14, an adjusting pin 16, (18), and the like.

5 to 9, the jig body 12 forms the outer shape of the jig 10, and is engaged with the rotary plate 22 of the rotary unit 20. As shown in Fig. The shape of the jig main body 12 is not particularly limited. For example, the jig main body 12 may have a cylindrical shape having a smaller diameter from the tip end to a flat tip end.

7 and 8, the core 14 protrudes toward the front of the jig main body 12 from the center of the tip end of the jig main body 12, and the lead wire L is wound by the winding unit 40, Is wound.

7 and 8, the adjusting pin 16 is protruded toward the front of the jig main body 12 from one side of the jig main body 12 so as to be spaced apart from the core 14 by a predetermined gap, The wire (L) is wound and caught by the winding unit (40).

More specifically, the adjusting pin 16 has a rod shape and is fixed to the side surface of the jig body 12 so that the tip end thereof protrudes toward the front of the jig body 12 by the same length as the end portion of the core 14 have. The adjustment pin 16 can change the angle? Formed by the lead-in portion 52 and the lead-out portion 56 of the coil 50 according to the installation position. Hereinafter, the present invention will be described with reference to an example in which the adjustment pin 16 is disposed at the lower left side of the core 14 as shown in FIG.

7 and 8, the cutting groove 18 is formed at a predetermined depth at the tip of the jig main body 12, spaced apart from the core 14 by a predetermined gap, and the cutting unit 70 80 may be inserted into the cutter members 78,

The number and position of the cutting grooves 18 are not particularly limited and one or two cutting grooves 18 may be formed depending on the angle formed by the lead portion 52 of the coil 50 and the lead portion 56 . 6, the jig 10 is provided with two cutting grooves 18 such as a first cutting groove 18a and a second cutting groove 18b. The first cutting groove 18a is formed in the jig 10, The second cutting groove 18b is spaced apart from the left side of the core 14 so as to be positioned between the core 14 and the adjusting pin 16 as an example The present invention will now be described.

5 and 6, the rotary unit 20 can rotate the plurality of jigs 10 clockwise or counterclockwise about the rotary shaft 20a. To this end, the rotary unit 20 includes a rotation plate 22 coupled to the plurality of jigs 10, and a drive motor (not shown) for providing a driving force for rotating the rotation plate 22 about the rotation axis 20a Not shown), and the like.

5 and 6, the first heating unit 30 is installed between the discharge unit and the winding unit 40, and a plurality of jigs 10 are mounted on the rotary shaft 20a by the rotary unit 20, The jig 10 can be preheated by moving the jig 10 in a direction opposite to the first heating unit 30 of the plurality of jigs 10. [ A method of preheating the jig 10 by the first heating unit 30 is not particularly limited. For example, the first heating unit 30 may preheat the jig 10 by supplying hot air toward the jig 10. [

As shown in Figs. 5 and 6, the winding unit 40 can continuously supply the conductor L, and a plurality of jigs 10 are preliminarily held by the rotary unit 20 around the rotary shaft 20a The coil 50 is formed by winding the wire L to the core 14 of the jig 10 which is moved to face the winding unit 40 of the plurality of jigs 10 when the winding is stopped after being rotated by a predetermined angle, (L) can be wound around the adjusting pin (16) of the main body (10).

The coil 50 formed in the core 14 by the winding unit 40 is composed of a lead portion 52, a winding portion 54, and a lead portion 56. The lead portion 52 has a linear shape as a front end portion of the coil 50 in which the winding of the lead L does not start and the winding portion 54 has a coil 50 formed by winding the lead L on the core 14 And the lead portion 56 has a straight line shape as a rear end portion of the core 14 in which the winding of the conductor L is completed.

The conductor (L) is continuously supplied by the winding unit (40) with the adhesive applied along the outer circumferential surface. When the coil 50 is formed, overlapping portions of the conductor L constituting the winding portion 54 of the coil 50 are adhered by the adhesive, and the conductor L and the core 14 are overlapped The part can also be adhered by an adhesive.

The kind of the adhesive applied to the conductor L is not particularly limited. For example, as the adhesive, a hot melt which is melted by heating and has an adhesive force can be used. The hot melt applied to the wire L is melted to have an adhesive force by the heat of the preheated jig 10 so that the coil 10 is heated by the first heating unit 30, The overlapping portions of the wire L constituting the wire winding portion 54 of the wire 50 and the overlapping portion of the wire L and the core 14 can be adhered to each other.

5 and 6, the second heating unit 60 is installed between the winding unit 40 and the first cutting unit 70, and a plurality of jigs 10 are mounted on the rotary unit 20 (50) formed on the core (14) of the jig (10) of the plurality of jigs (10), which is moved in confrontation with the second heating unit (60), after the rotary shaft (20a) ) Can be heated.

A method of heating the coil 50 by the second heating unit 60 is not particularly limited. For example, the second heating unit 60 can heat the coil 50 by supplying hot air toward the coil 50 in the same manner as the first heating unit 30. As the coil 50 formed on the core 14 is heated by the second heating unit 60, the adhesive applied to the conductor L constituting the winding part 54 of the coil 50 has adhesive strength The overlapped portions of the conductor L which are melted and constitute the winding portion 54 can be more firmly adhered.

5 and 6, the first cutting unit 70 is installed between the second heating unit 60 and the second cutting unit 80, and a plurality of jigs 10 is provided between the rotary unit 20 Formed in the core 14 of the jig 10 moved in the direction opposite to the first cutting unit 70 of the plurality of jigs 10 after being rotated about the rotary shaft 20a by a predetermined angle and then stopped, The lead wire L can be cut so that the lead-in portion 52 of the lead wire 50 has a predetermined length. The first cutting unit 70 is inserted into the first cutting groove 18a of the jig 10 and is capable of cutting the wire L or being pulled out from the first cutting groove 18a of the jig 10 And may include a first cutting member 78.

5 and 6, the second cutting unit 80 is installed between the first cutting unit 70 and the discharging unit, and a plurality of jigs 10 is provided by the rotary unit 20 The coil 50 formed on the core 14 of the jig 10 moved in the direction opposite to the second cutting unit 80 out of the plurality of jigs 10 after being rotated about the rotation axis 20a by a predetermined angle, The lead wire L can be cut so that the lead portion 56 of the lead wire 56 has a predetermined length. For this purpose, the second cutting unit 80 is inserted into the second cutting groove 18b of the jig 10 and is capable of cutting the lead L or being pulled out from the second cutting groove 18b of the jig 10 And may include a second cutting member 88.

As described above, the coil manufacturing apparatus 1 according to the preferred embodiment of the present invention is described as having two cutting units such as the first cutting unit 70 and the second cutting unit 80, but the present invention is not limited thereto, It is also possible to carry out the cutting process for the conductor L by using only one cutting unit and using one cutting unit.

The discharge unit (not shown) is disposed between the second cutting unit 80 and the first heating unit 30 and a plurality of jigs 10 are mounted on the rotary shaft 20, The jig 10 is rotated by an angle and then stopped so that the jig 10 is formed in the core 14 of the jig 10 shifted to face the discharge unit out of the plurality of jigs 10 and the lead portion 52 and the lead portion 56 are cut to a predetermined length The processed coil 50 can be discharged from the core 14. [

The method by which the discharge unit discharges the coil 50 from the core 14 is not particularly limited. For example, the discharging unit may discharge the coil 50 formed on the core 14 using magnetic force to the outside, or cause the core 14 to move toward the rear of the jig body 12 (Not shown) provided in the discharging unit after the core 14 and the coil 50 are separated can push out the coil 50 to the storage tray located at the lower portion of the discharging unit and discharge the coil. Since the structure of the discharge unit is the same as that of the conventional coil manufacturing apparatus, a detailed description thereof will be omitted.

Fig. 9 is a plan view of a winding unit of a coil manufacturing apparatus according to a preferred embodiment of the present invention. Fig. 10a is a perspective view of a coil manufacturing apparatus according to a preferred embodiment of the present invention, And FIG. 10B is a view showing a state where wires are wound on a core of a coil manufacturing apparatus according to a preferred embodiment of the present invention.

11A is a view showing a positional relationship between a jig and a winding unit when winding a wire on an adjusting pin in a coil manufacturing apparatus according to a preferred embodiment of the present invention. Fig. 8 is a view showing a state in which conductors are attached to the adjusting pins of the coil manufacturing apparatus.

9 to 11B, the winding unit 40 may include a contact portion 42, a ply 44, and the like. The tight contact portion 42 can reciprocate so as to approach the jig 10 or to be spaced apart from the jig 10 and can be brought into close contact with the end portion of the core 14 when forming the coil 50, (54) can be prevented from being detached from the core (14). The plies 44 can be wound on the core 14 or wound around the regulating fins 16 by a continuously supplied conductor L. [

Hereinafter, a method of winding the conductor L on the core 14 will be described with reference to the drawings.

10A, a plurality of jigs 10 are provided in advance so that the core 14 of the jig 10 and the close contact portion 42 of the winding unit 40 face each other by the rotary unit 20 The contact portion 42 moves toward the jig 10 and is brought into close contact with the end portion of the core 14. [

Thereafter, as shown in Fig. 10B, the ply 44 of the winding unit 40 is rotated, and the conductor L is wound on the core 14 to form the coil 50. Then, as shown in Fig. More specifically, the ply 44 pulls the conductor L to the right side of the core 14 and winds the conductor L to the core 14, then pulls the conductor L to the left side of the core 14 The coil 50 can be formed on the core 14. [ Therefore, the lead-in portion 52 and the lead-out portion 56 of the coil 50 are opposed to each other, and the angle between the lead-in portion 52 and the lead-out portion 56 becomes 180 degrees.

Hereinafter, a method of turning the adjusting pin 16 around the wire L will be described with reference to the drawings.

First, as shown in FIG. 11A, a plurality of jigs 10 are arranged in advance so that the adjustment pin 16 of the jig 10 and the center line 40a of the winding unit 40 are parallel to each other by the rotary unit 20 It is rotated at a specified angle and then stopped. When the coil manufacturing apparatus 1 according to the present invention is viewed from above, the adjusting pin 16 is positioned at the center of the rotary shaft 20a of the rotary unit 20, As compared with the core 14.

The adjusting pin 16 of the jig 10 is parallel to the center line of the winding unit 40 in a state where the jig 10 is arranged so that the core 14 of the jig 10 faces the close contact portion 42 The rotary unit 20 must rotate the plurality of jigs 10 counterclockwise by a predetermined angle in order to move the jig 10. [ That is, when the adjusting pin 16 is formed in the clockwise direction of the core 14 about the rotary shaft 20a, 16 and the center line of the winding unit 40 are rotated by a predetermined angle counterclockwise by the rotary unit 20 in parallel and then stopped.

10B, the ply 44 of the winding unit 40 guides the lead L connected to the lead portion 56 of the coil 50 to the adjusting pin 16, (16). The lead wire L connected to the lead portion 56 is guided by the regulating fins 16 and then wound around the regulating fins 16 so that the tension applied to the lead portion 56 through the lead L The lead portion 56 of the coil 50 is also bent toward the adjusting pin 16 to change the angle? Formed by the lead portion 52 and the lead portion 56 of the coil 50. [

The angle θ formed by the lead portion 52 and the lead portion 56 of the coil 50 can be selectively adjusted according to the formation position of the adjustment pin 16. As a result, the coil manufacturing apparatus 1 according to the preferred embodiment of the present invention allows the angle? Formed by the lead-in portion 52 of the coil 50 and the lead-out portion 56 during the manufacturing process of the coil 50 to be It is not necessary to additionally perform an operation of adjusting the angle? Formed by the lead-in portion 52 and the lead-out portion 56 of the coil 50 after the manufacture of the coil 50, .

FIG. 12 is a perspective view of a cutting unit of a coil manufacturing apparatus according to a preferred embodiment of the present invention, FIG. 13 is a plan view of a cutting unit of a coil manufacturing apparatus according to a preferred embodiment of the present invention, and FIG. Fig. 3 is an enlarged view of a portion of the cutter member of the example coil manufacturing apparatus; Fig.

FIGS. 15A to 15C are views showing a state in which a coil is cut using the first and second cutting units of the coil apparatus according to the preferred embodiment of the present invention, and FIG. 16 is a cross- FIG. 5 is a view showing a state in which a cutting operation for the coil is performed by the first and second cutting units of the manufacturing apparatus.

12 to 16, the first cutting unit 70 includes a feeding portion 72, an angle adjusting portion 74, a height adjusting portion 76, a first cutting member 78, and the like.

The conveying part 72 is formed of a cylinder device and is coupled with the angle adjusting part 74 so that the height adjusting part 76 and the first cutting member 78 together with the angle adjusting part 74 approach the jig 10 Or can be reciprocated to be spaced apart from the jig 10.

The angle adjusting portion 74 is coupled to the height adjusting portion 76 and rotates the height adjusting portion 76 within a predetermined angle range to form a first cutting member 78 coupled with the height adjusting portion 76, It is possible to change the angle formed by the light source 10. The height adjusting portion 76 is engaged with the first cutting member 78, and the height of the first cutting member 78 can be adjusted.

The first cutting member 78 is engaged with the height adjusting portion 76 and is inserted into the first cut groove 18a of the jig 10 to cut or cut the lead L from the first cut groove 18a And includes a protrusion 78a, a cut portion 78b, and the like.

The protrusion 78a protrudes from the tip of the first cutting member 78 and is inserted into the first cutting groove 18a or can be drawn out from the first cutting groove 18a. The cut portion 78b is formed at a predetermined depth between the pair of protrusions 78a and contacts the lead L when the pair of protrusions 78a is inserted into the first cut groove 18a, Can be cut.

The pair of protrusions 78a prevents the conductor L from being detached from the cut portion 78b when cutting the conductor L and the cut portion 78b contacts the conductor L to cut the conductor L can do. Here, the cut portion 78b is preferably formed such that it can be cut by hitting the lead L so that the lead L is cut off, but it is not limited thereto, and the cut portion 78b may be formed of a blade having a sharp cutting surface.

On the other hand, also in the case of the second cutting unit 80, the conveying unit 82, the angle adjusting unit 84, the height adjusting unit 86, and the second cutting member 88 are provided in the same manner as the first cutting unit 70 . Since the second cutting unit 80 has the same configuration as the first cutting unit 70, a description of overlapping contents will be omitted.

As the first cutting unit 70 and the second cutting unit 80 are provided as described above, the first cutting unit 70 and the second cutting unit 80 can be divided into the first cutting groove 18a and the second cutting groove 80, The protruding portion 78a of the first cutting unit 70 is inserted into the first cutting groove 18a and the first cutting unit 70a is inserted into the first cutting groove 18a as shown in Fig. The cut portion 78b of the second cutting unit 80 cuts the conductor L such that the lead portion 52 of the coil 50 has a predetermined length and the protrusion 88a of the second cut unit 80 The cutting portion 88b of the second cutting unit 80 cuts the conductor L so that the lead portion 56 of the coil 50 has a predetermined length. 16, the coil 50 can be cut so that the lead-in portion 52 and lead-out portion 56 have a predetermined length.

17 is a view showing a shape of a coil finally manufactured using the coil manufacturing apparatus according to the preferred embodiment of the present invention.

17, the coil 50 separated from the core 14 by the discharging unit has an angle? Between the lead-in portion 52 and the lead-out portion 56 adjusted at a predetermined angle, The lead-in portion 52 and the lead-out portion 56 are cut so as to have a predetermined length. Therefore, the coil 50 manufactured using the apparatus 1 for manufacturing a coil according to the present invention is capable of adjusting the angle between the lead-in portion 52 and the lead-out portion 56 of the coil 50 after manufacturing, It is possible to connect the parts to the parts of the electronic device without needing to further perform the operation of cutting the part 52 and the lead part 56, thereby improving the productivity.

18 is a flowchart for explaining a manufacturing process of a coil using a coil manufacturing apparatus according to a preferred embodiment of the present invention.

Referring to FIG. 18, the manufacturing process of the coil 50 using the coil manufacturing apparatus 1 according to the preferred embodiment of the present invention will be described.

First, the first heating unit 30 is used to preheat the jig 10 (S 10).

Next, the wire L is wound around the core 14 of the jig 10 preheated by the first heating unit 30 to form the coil 50 (S 20).

The lead wire L connected to the lead portion 56 of the coil 50 is led to the adjusting pin 16 of the jig 10 and is wound around the adjusting pin 16 to thereby draw the coil 50 The portion 56 is bent toward the adjusting pin 16 to adjust the angle? Formed by the lead portion 52 and the lead portion 56 of the coil 50 to a predetermined angle (S30).

Next, the second heating unit 60 is used to heat the coil 50 to securely adhere the overlapped portions of the conductor L constituting the winding portion 54 of the coil 50 (S40).

Thereafter, the lead wire L connected to the lead-in portion 52 is cut using the first cutting unit 70 (S50) so that the lead-in portion 52 of the coil 50 has a predetermined length.

Next, the lead wire L connected to the lead portion 56 is cut by using the second cutting unit 80 so that the lead portion 56 of the coil 50 has a predetermined length (S60).

Thereafter, the coil 50 is separated and discharged from the core 14 by using the discharge unit (S70).

FIG. 19 is a plan view of a coil manufacturing apparatus according to another preferred embodiment of the present invention, FIG. 20 is a perspective view of a jig of a coil manufacturing apparatus according to another preferred embodiment of the present invention, FIG. 21 is a perspective view of another preferred embodiment Fig. 3 is a plan view of the jig of the coil manufacturing apparatus according to the first embodiment.

19 to 21, a coil manufacturing apparatus 2 according to another preferred embodiment of the present invention includes a jig 110, a rotary unit 120, a first heating unit 130, a winding unit 140, A second heating unit 160, a cutting unit 170, and a discharge unit (not shown).

Here, the first heating unit 130, the winding unit 140, the second heating unit 160, the cutting unit 170, and the discharging unit are rotated clockwise or counterclockwise around the rotational axis 120a of the jig 110 May be arranged at predetermined angular intervals along the direction.

Hereinafter, the first heating unit 130, the winding unit 140, the second heating unit 160, the cutting unit 170, and the discharge unit are arranged counterclockwise about the rotating shaft 120a, The jig 110 rotates counterclockwise about the rotary shaft 120a and sequentially passes through the winding unit 140, the second heating unit 160, the cutting unit 170, and the discharge unit, ) Will be described as an example of the present invention.

The apparatus for manufacturing a coil 2 according to another preferred embodiment of the present invention includes a number of forming and forming positions of the cutting grooves 118 of the jig 110 and a forming position of the adjusting pins 116 of the jig 110, 170 and the rotary unit 120, the first heating unit 130, the second heating unit 160, and the discharge unit 140. The rotary unit 120, the first heating unit 130, the second heating unit 160, The structure of the unit is the same as that of the coil manufacturing apparatus 1 according to the preferred embodiment of the present invention. Hereinafter, a coil manufacturing apparatus 2 according to another preferred embodiment of the present invention will be described, focusing on differences between a coil manufacturing apparatus 1 and an apparatus according to a preferred embodiment of the present invention, Or only briefly.

20 and 21, the adjustment pin 116 is installed to be located at the lower right side of the core 114, and only one cut groove 118 is provided, so that the gap between the core 114 and the adjustment pin 116 As shown in FIG. However, the present invention is not limited thereto and two cutting grooves 118 may be provided as in the coil manufacturing apparatus 1 according to the preferred embodiment of the present invention.

FIG. 22A is a view showing a positional relationship between a jig and a winding unit when a wire is wound on a core in a coil manufacturing apparatus according to another preferred embodiment of the present invention, and FIG. 22B is a cross- Fig. 8 is a view showing a state in which a conductor wire is wound around a core of a manufacturing apparatus;

23A is a view showing a positional relationship between a jig and a winding unit when winding a wire on an adjusting pin in a coil manufacturing apparatus according to another preferred embodiment of the present invention. Fig. 7 is a view showing a state in which a lead wire L is attached to an adjusting pin of a coil manufacturing apparatus; Fig.

Hereinafter, a method of winding the conductor L on the core 114 will be described with reference to the drawings.

22A, a plurality of jigs 110 are arranged in advance so that the core 114 of the jig 110 and the close contact portion 142 of the winding unit 140 face each other by the rotary unit 120, The tight contact portion 142 moves toward the jig 110 and is brought into close contact with the end portion of the core 114. [

Next, as shown in Fig. 22B, the ply 144 of the winding unit 140 is rotated, and the conductor L is wound on the core 114 to form the coil 150. Next, as shown in Fig. More specifically, the ply 144 pulls the conductor L to the right of the core 114 and winds the conductor L to the core 114, then pulls the conductor L to the left of the core 114 The coil 150 may be formed on the core 114. [ Therefore, the lead-in portion 152 and the lead-out portion 156 of the coil 150 are oriented in opposite directions, and the angle formed by the lead-in portion 152 and the lead-out portion 156 is 180 °.

Hereinafter, referring to the drawings, a description will be made of a method of winding a conductive wire L around a control pin 116. FIG.

23A, a plurality of jigs 110 are arranged in advance so that the adjustment pin 116 of the jig 110 and the center line 140a of the winding unit 140 are parallel to each other by the rotary unit 120 And is stopped after being rotated to a predetermined angle. When the coil manufacturing apparatus 2 according to the present invention is viewed from above, the adjustment pin 116 is positioned at the lower right side of the core 114, so that the rotation shaft 120a of the rotary unit 120 And is positioned counterclockwise with respect to the core 114 as a center.

22 (a), the adjustment pin 116 of the jig 110 is positioned at the center line of the winding unit 140 in a state where the core 114 of the jig 110 and the tight fitting portion 142 are arranged to face each other, The rotary unit 120 rotates the plurality of jigs 110 in the clockwise direction by a predetermined angle in order to move the jig 110 in parallel with the jig 110a. That is, when the adjustment pin 116 is formed in the counterclockwise direction of the core 114 with the rotation axis 120a as the center, the plurality of jigs 110 are formed in the core 114, Is rotated by a predetermined angle in the counterclockwise direction by the rotary unit 120 so that the center line 140a of the winding unit 116 and the center line 140a of the winding unit 140 are parallel.

23B, the ply 144 of the winding unit 140 induces the lead L connected to the lead-out portion 156 of the coil 150 to the adjusting pin 116, (116). The lead wire L connected to the lead portion 156 is guided by the regulating pin 116 and is wound by being wound to the coil 150 by the tension applied to the lead portion 156 through the lead L. [ The lead portion 156 of the coil 150 is also bent toward the adjusting pin 116 so that the angle? Formed by the lead portion 152 and the lead portion 156 of the coil 150 is changed. The angle θ between the lead-in portion 152 and the lead-out portion 156 of the coil 150 can be selectively adjusted according to the formation position of the adjustment pin 116.

FIG. 24A and FIG. 24B are views showing an aspect of cutting a coil using a cutting unit of a coil device according to another preferred embodiment of the present invention, and FIG. 25 is a view showing a coil manufacturing apparatus according to another preferred embodiment of the present invention Fig. 5 is a view showing a state in which a cutting operation is performed on a wire by a cutting unit. Fig.

The coil manufacturing apparatus 2 according to another preferred embodiment of the present invention is such that the adjustment pin 116 is positioned on the lower right side of the core 114 so that the adjustment pin 116 is positioned on the lower left side of the core 114 The distance between the lead-in portion 152 and the lead-out portion 156 of the coil 150 is small as compared with the coil manufacturing apparatus 2 according to the preferred embodiment of the present invention.

Therefore, it is not necessary to individually cut the conductor L connected to the lead-in portion 152 of the core 114 and the lead L connected to the lead portion 156 of the core 114, ) At the same time. Therefore, in the coil manufacturing apparatus 2 according to another preferred embodiment of the present invention, only one cutting unit 170 and one cutting member 178 are provided. However, the present invention is not limited thereto, and two cutting units 170 may be provided like the coil manufacturing apparatus 1 according to the preferred embodiment of the present invention.

24A and 24B, in a state where the cutting unit 170 is set to match the position where the cutting groove 118 of the jig 110 is formed, When the projecting portion 178a of the cutting unit 170 of the unit 170 is inserted into the cut groove 118, the cut portion 178b is brought into contact with the lead L, so that the lead-in portion 152 of the coil 150 has a predetermined length The conductor L can be cut. 25, the coil 150 can be cut so that the lead-in portion 152 and lead-out portion 156 have a predetermined length.

26 is a view showing a shape of a coil finally manufactured using a coil manufacturing apparatus according to another preferred embodiment of the present invention.

26, the coil 150 separated from the core 114 by the discharging unit has an angle formed by the lead-in portion 152 and the lead-out portion 156 adjusted to a predetermined angle? The lengths of the lead-in portion 152 and the lead-out portion 156 are each processed to have a predetermined length.

Therefore, the coil 150 manufactured by using the coil manufacturing apparatus 2 according to the present invention can be manufactured by adjusting the angle formed by the lead-in portion 152 of the coil 150 and the lead- It is possible to connect the parts to the parts of the electronic device without needing to further perform the operation of cutting the part 152 and the lead part 156, so that the productivity can be improved.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not to be limited to the details thereof and that various changes and modifications will be apparent to those skilled in the art. And various modifications and variations are possible within the scope of the appended claims.

1, 2: Coil manufacturing device
10, 110: jig 12, 112: jig body
14, 114: core 16, 116: regulating pin
18, 118: cutting groove 18a: first cutting groove
18b: second cutting groove 20, 120: rotary unit
20a, 120a: rotating shaft 22, 122: rotating plate
30, 130: first heating unit 40, 140: winding unit
42, 142: adhering portion 44, 144: fly
50, 150: coil 52, 152:
54, 154: winding section 56, 156:
60, 160: second heating unit 70: first cutting unit
72: transfer part 74: angle adjusting part
76: height adjusting portion 78: cutting member
78a: protruding portion 78b:
80: second cutting unit 82:
84: Angle adjusting portion 86: Height adjusting portion
88: cutting member 88a:
88b: Cutting section 170: Cutting unit
172: feed part 174: angle adjusting part
176: height adjusting portion 178: cutting member
178a: protrusion 178b:
C: Coil

Claims

A plurality of jigs having a jig main body, a core protruding from the jig main body, and an adjusting pin protruding from the jig main body so as to be spaced apart from the core, and radially arranged to have the same angular interval;
A rotary unit coupled to the plurality of jigs and capable of rotating the plurality of jigs about a rotation axis;
(52) and (152), the wire is wound around the core of one of the plurality of jigs and wound around the core when the plurality of jigs is rotated by a predetermined angle and then stopped, And the lead portions 56 and 156. When the plurality of jigs is rotated by a predetermined angle in a state where the coils are formed and then stopped, 56) a winding unit for guiding the lead wire connected to the regulating fins to the regulating fins and then winding and bending the lead portions 56, 156 to face the regulating fins;
A cutting unit for cutting the lead wires so that the lead portions 52 and 152 and the lead portions 56 and 156 have a predetermined length when the plurality of jigs is rotated by a predetermined angle and then stopped; And
When the plurality of jigs is rotated by a predetermined angle and then stopped, the drawing unit (52) 152 and the drawing units (56) and (156) ;
Wherein an angle formed between the lead-in portion (52) (152) of the coil and the lead-out portion (56) (156) is adjusted according to the formation position of the control pin.

The method according to claim 1,
The rotary unit may selectively rotate the plurality of jigs in one direction about the rotation axis or in another direction opposite to the one direction,
When the adjusting pin is formed in the one direction of the core around the rotation axis, the plurality of jigs are rotated in the other direction by a predetermined angle after the coil is formed in the core, and then stopped. The lead wires connected to the lead portions 56 and 156 are guided by the adjusting pins,
When the adjusting pin is formed in the other direction of the core about the rotation axis, the plurality of jigs are rotated in the one direction by a predetermined angle after the coil is formed in the core, Is guided by the adjusting pin and then wound around the lead wire connected to the lead portions (56, 156).

The method according to claim 1,
The conductive wire is supplied by the winding unit in a state in which the adhesive is applied along the outer circumferential surface, and overlapped portions of the conductive wires constituting the wire portions 54 and 154 when the coil is formed are bonded by the adhesive And the coil is wound around the coil.

The method of claim 3,
A first heating unit installed between the discharge unit and the winding unit and preheating any one of the plurality of jigs when the plurality of jigs is rotated by a predetermined angle and then stopped; And
And a second heating unit installed between the winding unit and the cutting unit and heating the coil formed on the core when the plurality of jigs is rotated by a predetermined angle and then stopped. Device.

The method according to claim 1,
The jig further includes at least one cutting groove formed in the jig main body at a predetermined distance from the core,
Wherein the cutting unit comprises at least one cutting member inserted into the cutting groove to cut the wire or draw the wire from the cutting groove.

The cutting member
A pair of protrusions which can be inserted into the cut groove or drawn out from the cut groove; And
And a cut portion formed at a predetermined depth between the pair of protrusions and capable of cutting the conductor when the pair of protrusions is inserted into the cut groove and in contact with the conductor, Device.