KR20200048088A - Coil winding unit manufacturing system using coil winding apparatus - Google Patents

Abstract

The present invention relates to a system for manufacturing a coil winding unit using a coil winding device. More particularly, the present invention relates to a system for manufacturing a coil winding unit, capable of forming the coil winding unit by winding the coil around a core unit provided inside a motor for a driving device or a vehicle, which includes: a fixing desk having an upper portion to which core units for winding the coil are fixed at regular distances; a coil winding part to wind the coil around an outer surface of the core unit while moving along an edge of the core unit fixed to the fixing desk; a core feeding part to feed the coil to the coil winding part to wind the coil around the core unit; and a coil cutting part to fix an end portion of a coil introduced from the coil winding part and to cut the fixed coil after the coil winding part winds the coil around the outer surface of the core unit, thereby winding the coil around the core unit to manufacture the coil winding unit. In the procedure that the coil fed from the coil feeding part to the coil winding part is wound around the core unit, it is minimized that a coil withdrawn from the nozzle part is caught or conflicted. Accordingly, the coil is uniformly wound around the core unit, and the failure may be reduced, thereby improving the efficiency. In addition, the coil is able to be wound around a pair of core units, there by improved productivity.

Description

Coil winding unit manufacturing system using coil winding apparatus}

The present invention relates to a coil winding unit manufacturing system using a coil winding device, and more specifically, the coil drawn from the nozzle unit in the process of winding the core unit provided on the fixed desk with the coil supplied from the coil supply unit to the coil winding unit. By reducing the jamming or friction, it is possible to uniformly wind the core unit, reduce defects, improve efficiency, and use a coil winding device that improves productivity by winding a pair of core units. It relates to a coil winding unit manufacturing system.

In general, a driving motor or a hybrid vehicle that requires a driving force is provided with a driving motor, and a stator core having a coil wound therein is installed in the driving motor.

The stator core is to wind the coil on the outer surface through a winding device, the conventional winding device is a coil winding that receives the coil from the coil supply unit for supplying the coil and the coil supply unit to withdraw the coil to wind the coil on the outer surface of the stator core It consists of a coil cutting part that fixes the end of the coil to wind the coil and the coil and cuts the coil when the winding is complete.

In the conventional coil winding unit, a nozzle is provided to guide the coil supplied from the coil supply unit as well as to guide the coil, and an inlet groove is formed at the lower end of the nozzle to guide the coil drawn from the nozzle. The coil winding portion is disposed on the upper side of the stator core and moves along the outside to wind the coil on the outer surface of the stator core.

At this time, the end of the coil is fixed to the clamp of the coil transmission unit, and the coil is wound on the stator core while pulling the coil with the coil winding unit fixed.

However, the nozzle of the conventional coil supply unit has a problem in that the coil is repeatedly detached from the inlet groove of the nozzle due to external force or friction in the process of drawing and winding the coil, and the coil pulled taut as the coil is released from the inlet groove becomes loose. There is a problem in that a uniform winding is not made in the stator core, and thus a problem occurs that a defect occurs and efficiency decreases.

The above-mentioned invention means the background art in the technical field to which the present invention belongs, and does not mean the prior art.

Patent No. 0969051

The present invention has been devised to solve the above-mentioned conventional problems, and the object of the present invention is to provide a coil supplied from a coil supply unit to a coil winding unit, and a coil drawn out from a nozzle unit during winding on a core unit provided on a fixed desk. By reducing this jam or friction, it is possible to uniformly wind the core unit, reduce defects, improve efficiency, and wind the coil winding device that improves productivity by winding a pair of core units. The purpose is to provide a used coil winding unit manufacturing system.

The present invention is a coil winding unit manufacturing system that forms a coil winding unit by winding a coil around a core unit installed inside a driving device or a motor for an automobile, and the core units to which the coil is wound are fixed and maintained at a predetermined interval therebetween. A fixed winding, and a coil winding unit for winding the coil on the outer surface of the core unit while moving along the rim of the core unit fixed to the fixed desk, and the coil winding unit for winding the coil on the core unit. In addition to the coil supply unit for supplying the coil, and fixing the end of the coil drawn out from the coil winding unit, the coil winding unit as a coil cutting unit for cutting the fixed coil after the winding of the coil on the outer surface of the core unit It is made by winding the coil on the core unit to produce a coil winding unit.

In addition, the coil winding portion, the transfer frame, the nozzle portion is inserted into the transfer frame and moved inside the transfer frame, the winding longitudinal side transfer portion is installed in the transfer frame to move the nozzle portion, and the lifting frame It characterized in that it consists of a winding lifting cylinder, and the transverse transfer unit for moving the winding frame and the winding lifting cylinder.

In addition, the coil cutting unit includes a base panel, clamps for fixing the coil provided on the base panel, a cutting unit provided on the base panel for cutting the coil fixed to the clamp, and a cutting end for transferring the base panel. It characterized in that it consists of a transmission unit, a cutting-elevating cylinder for elevating the base panel and the cutting-transfer unit, and a cutting transverse transport unit for moving the cutting-transfer unit and the cutting-elevating cylinder.

In addition, the nozzle portion is made of a guide bar and a guide nozzle, the guide nozzle is composed of a nozzle body formed with a guide passage through therein, and a wing portion formed on the outer surface of the nozzle body, and the guide passage has the core at one end. The inlet is formed so that the inlet is formed, and the outlet is formed so that the core is drawn out at the other end, and the inlet part and the inlet part are formed in an annular shape and are inclined downward toward the inside to guide the core to be bent. It is characterized in that the guide portion is further formed.

In addition, the core unit is further provided with a vibrator, characterized in that to reduce friction or jam in the process of winding the coil.

The coil winding unit manufacturing system using the coil winding device according to the present inventors reduces coil jamming or friction during the winding of the core unit provided on the fixed desk with the coil supplied from the coil supply unit to the coil winding unit by winding the coil unit. It is possible to uniformly wind the core unit, reduce defects, improve efficiency, and improve the productivity by winding the pair of core units.

1 is a conceptual diagram showing a coil winding unit manufacturing system using the coil winding device according to the present invention.
2 is a view showing a fixed desk and a coil cutting unit in the coil winding unit manufacturing system using the coil winding device according to the present invention.
3 is a front view showing a process in which the coil is wound in the coil winding unit manufacturing system using the coil winding device according to the present invention.
4 is a plan view showing a coil winding process in the coil winding unit manufacturing system using the coil winding device according to the present invention.
5A to 5C are views showing a process in which a coil is wound and cut in a core unit in a coil winding unit manufacturing system using the coil winding device according to the present invention.
6 is a view showing a nozzle unit in the coil winding unit manufacturing system using the coil winding device according to the present invention.
7 is a cross-sectional view showing a nozzle unit in a coil winding unit manufacturing system using the coil winding device according to the present invention.
8 is a view showing another embodiment of the core unit in the coil winding unit manufacturing system using the coil winding device according to the present invention.

Hereinafter, a preferred embodiment of a coil winding unit manufacturing system using the coil winding device according to the present invention will be described with reference to the accompanying drawings. In this process, the thickness of the lines or the size of components shown in the drawings may be exaggerated for clarity and convenience. In addition, terms to be described later are terms defined in consideration of functions in the present invention, which may vary according to a user's or operator's intention or practice. Therefore, definitions of these terms should be made based on the contents throughout this specification.

In addition, the following examples are not intended to limit the scope of the present invention, but to be presented by way of example only, and there may be various embodiments implemented through the technical spirit.

1 is a conceptual diagram showing a coil winding unit manufacturing system using a coil winding device according to the present invention, Figure 2 is a coil winding unit manufacturing system using a coil winding device according to the invention, a diagram showing a fixed desk and the coil cutting 3 is in the coil winding unit manufacturing system using the coil winding device according to the invention, the front view showing the process of coil winding, Figure 4 is a coil winding unit manufacturing system using the coil winding device according to the invention There is, a plan view showing the process of winding the coil, Figures 5a to 5c is a coil winding unit manufacturing system using a coil winding apparatus according to the present invention, a diagram showing the process of coil winding and cutting the core unit, 6 is a view showing a nozzle unit in the coil winding unit manufacturing system using the coil winding device according to the present invention, Figure 7 is a view In the coil winding unit manufacturing system using the coil winding device according to the invention, a cross-sectional view showing a nozzle, Figure 8 is a coil winding unit manufacturing system using the coil winding device according to the present invention, showing another embodiment of the core unit It is a drawing.

As shown in the drawing, the coil winding unit manufacturing system 10 (hereinafter referred to as coil winding unit manufacturing system for convenience of description) using the coil winding device according to the present invention is for forming a motor embedded in a hybrid or electric vehicle, A coil winding unit manufacturing system for winding a coil 100 around a core unit 21 installed inside the motor to form a coil winding unit, and thus, the coil winding unit manufacturing system 10 includes a fixed desk 20 ) And the coil winding unit 30, the coil supply unit 40 and the coil transmission unit 50.

The fixed desk 20 is fixed with the core unit 21 to which the coil 100 is to be wound while maintaining a constant interval thereon.

The core unit 21 is screwed to the upper surface of the fixed desk 20 and is detachably installed, and is movably fastened to be guided by a rail provided on the fixed desk 20, and then screwed and fixed. It is preferred.

The coil winding unit 30 is wound on one core unit 21 to form a coil winding unit, and it is also possible to form a coil winding unit having a connected structure by winding each of a pair of core units 21 to be connected. Do.

As the coil winding unit 30 is moved along the rim of the core unit 21 fixed to the fixed task 20, the coil 100 is wound around the outer surface of the core unit 21, thereby winding the coil 100. The coil winding part 30 includes a transport frame 31 formed in a rectangular frame shape, a nozzle part 32 that is once fitted into the transport frame 31 and moved inside the transport frame 31, and It is installed on the transfer frame 31 to move the nozzle portion 32, the cylinder or linear motor is installed on the transfer frame 31, the winding longitudinal transfer portion 33 and the transfer frame 31 is elevated A winding structure of the cylinder structure to be rotated, and a winding axis of the cylinder structure to which the transport shaft is screwed or welded to the winding elevating cylinder 34 to move the transport frame 31 and the winding elevating cylinder 34. It consists of a transfer unit (35). The winding side transport part 35 is fixed by screwing to a wall surface or a housing body.

The coil winding unit 30 keeps the outer surface of the core unit 21 at regular intervals by driving the winding longitudinal side transport unit 33, the winding elevating cylinder 34, and the winding transverse transport unit 35 at regular intervals. The coil 100 that is drawn out of the nozzle while winding up is wound.

At this time, the nozzle portion 32 is made of a guide bar 321 screwed to the winding end side transfer part 33 and a guide nozzle 322 screwed to the guide bar 321, and the guide nozzle 322 is composed of a nozzle body 322a having a guide passage 322a-1 formed therein and a wing portion 322b formed on an outer surface of the nozzle body 322a, and the guide passage 322a- 1) the inlet 322a-2 is formed so that the core is drawn in at one end, and the outlet 322a-3 is formed at the other end so that the core is drawn out, and the inlet and the drawer are formed in an annular shape, It is formed to be inclined downward toward the inside, and a sliding guide portion for guiding the bent core is further formed.

The inlet 322a-2 and the outlet 322a-3 are formed in an annular shape and are formed to be inclined downward toward the inside to further form a sliding guide for guiding the core to be bent, and the nozzle body 322a In the process of winding the coil 100 to be drawn or drawn out of the core unit 21 in the process of winding the coil 100, the sliding guide guides the coil 100 so that the coil 100, the leading part, and the leading part are rubbed or locked. , It is possible to prevent the coil 100 is cut or the nozzle body 322a is damaged.

In addition, at this time, the diameter of the inlet 322a-2 is formed larger than the diameter of the outlet 322a-3, thereby preventing the core from being blocked or blocked by the inlet 322a-2, and the outlet ( 322a-3) and the gap between the cores can be reduced to reduce the movement of the coil 100, and thus the windings on the core unit 21 can be precisely performed.

Here, the guide passage (322a-1) is formed to be in communication with the inlet (322a-2), the taper passage having a smaller diameter toward the inside, and is formed to be in communication with the taper passage and the outlet (322a-3) ) Is made of a straight uniform passage formed in communication with the core, the core passing through the tapered passage is prevented from being blocked or blocked by the tapered passage, and the straightness of the core penetrating the straight uniform passage is improved, so as to be precise and uniform. The core unit 21 can be wound.

In addition, an annular fastening groove is formed in the straight uniform passage, a guide bearing is further fastened to the fastening groove, and an inner surface of the guide bearing is disposed to protrude from the fastening groove, so as to guide the moving coil 100 By reducing the friction by rotating the guide bearing when the coil 100 is in contact with the protruding portion of the guide bearing while the coil 100 moves, the friction between the coil 100 and the guide passage 322a-1 can be reduced. Since it is possible to reduce the distance between the coils 100 to be moved, a uniform winding is possible.

In addition, a pair of coupling grooves are formed in the guide passage 322a-1 of the nozzle body 322a, and after the driving motor is seated in the coupling groove, a synthetic resin material having elasticity on the rotation axis of the driving motor is formed. By further tightening, it is preferable that the extrusion roller rotates while pressing the core to take out the core, so that it is possible to reduce the jamming and friction generated in the process of pulling out while pulling the core. The extrusion rollers are disposed to face each other and are arranged to be spaced apart from each other, so that it is preferable to rotate while pressing the core with each other.

Further, it is preferable to form an annular support protrusion on the inner periphery to reduce friction with the coil 100 in the straight uniform passage, so as to guide the coil 100 while reducing the friction area, and support the support protrusion. It is desirable to further form a roller to guide without friction.

The coil supply part 40 is made of a roll in which the coil 100 is wound, is axially coupled to a wall surface or a housing body so that the roll is rotated, and when the coil winding part 30 pulls the coil 100, the coil from the roll ( 100) is released and withdrawn through the nozzle.

At this time, the coil 100 supplied from the initial coil supply unit 40 is fixed to the coil cutting unit 50 after passing through the guide nozzle 322, and the core unit 21 while the coil winding unit 30 moves ) During the winding process, the coil 100 is pulled to be supplied.

The coil cutting part 50 fixes the end of the coil 100 drawn out from the coil winding part 30, and the coil winding part 30 is a coil 100 on the outer surface of the core unit 21. It consists of a coil cutting portion 50 for cutting the fixed coil 100 after the winding of the.

The coil cutting part 50 is provided on the base panel 41, the clamps 42 for fixing the coil 100 provided on the base panel 41, and the clamps 42 provided on the base panel 41. The cut portion 43 for cutting the coil 100 fixed to the, and the longitudinal cutting end transfer portion 44 of the cylinder structure for transferring the base panel 41, the base panel 41 and the cut transfer portion lift To the cutting elevating cylinder 45 and the cutting shaft to the cutting elevating cylinder 45, the welding screw is fastened to the cutting transverse part 46 of the cylinder structure to move the cutting conveying part and the cutting elevating cylinder 45. It is made, the cutting lateral transfer section 46 is fixed by screwing or welding to the ground or the housing body.

The cutting portion 43 is composed of a transfer panel and cutting blades formed on the transfer panel, and the cutting portion 43 is transferred by a cylinder formed in the base panel to cut the coil 100 fixed to the crimp. do. The clamp 42 is configured such that the cam is rotated by the motor to engage and fix the coil 100, and rotated by the motor.

At this time, the base panel 41 is moved in the direction of the fixed desk 20 by the driving of the cutting longitudinal side conveying section 44, and the clamp of the base panel 41 is driven by the driving of the cutting side conveying section 46 ( 42) can be arranged to face the core unit 21 disposed on the fixed desk 20 at regular intervals.

When the coil winding unit 30 is finished winding the coil 100 to the core unit 21, the cutting unit 43 transmits the coil 100 fixed to the clamp 42, and the coil winding unit ( 30) In the process of winding the coil 100 to the other core unit 21 proximate to the wound core unit 21, the base panel 41 is moved to face the other core unit 21 and the clamp 42 ) Is positioned, and after winding the coil 100 to the other core unit 21, the coil 100 is moved to the clamp 42 by which the nozzle is moved to fix the bit, and then the coil 100 fixed to the cutting unit ), The process of winding the coil 100 to the core unit 21 is completed.

The vibrator 22, which is a vibrator, is screwed or welded to the core unit 21, so that the vibration of the vibrator 22 is transmitted to the core unit 21 and the coil 100, so that the coil 100 In this winding process, friction or jamming is reduced, and the coil 100 is easily bent to enable uniform winding.

Here, the lifting cylinder is further screwed on the outer surface of the nozzle body 322a, and the vibrator 22 is welded to the lifting shaft of the lifting cylinder to vibrate the nozzle body 322a while moving up and down along the lifting shaft. By transmitting, it is preferable to move the coil 100 without jamming.

One embodiment of the present invention described above is only exemplary, and those skilled in the art to which the present invention pertains will appreciate that various modifications and other equivalent embodiments are possible. . Therefore, it will be understood that the present invention is not limited to the forms mentioned in the above detailed description. Therefore, the true technical protection scope of the present invention should be determined by the technical spirit of the appended claims. It is also to be understood that the invention includes all modifications and equivalents and alternatives within the spirit and scope of the invention as defined by the appended claims.

10: coil winding unit manufacturing system 20: fixed desk
30: coil winding section 40: coil supply section
50: coil cutting part
21: core unit 22: vibrator
31: transfer frame 32: nozzle unit
321: Information bar 322: Information nozzle
322a: Nozzle body 322a-1: Guide passage
322a-3: Inlet 322a-3: Outlet
322a-4: sliding guide 322b: wing
33: winding end side conveying section 34: winding elevating cylinder
35: Winding transverse transfer part
41: base panel 42: clamp
43: cutting part 44: cutting longitudinal transfer part
45: cutting elevating cylinder 46: cutting transverse transport part
100: coil

Claims (5)

A coil winding unit manufacturing system that forms a coil winding unit by winding a coil around a core unit installed inside a driving device or a motor for an automobile,
A fixed desk in which the core units to which the coil is to be wound are fixed while maintaining a predetermined interval thereon;
A coil winding unit moving along the rim of the core unit fixed to the fixing task, and winding the coil on an outer surface of the core unit to wind it;
A coil supply unit supplying the coil to the coil winding unit for winding the coil on the core unit; And
In addition to fixing the end of the coil drawn out from the coil winding portion, the coil winding portion consists of a coil cutting portion for cutting the fixed coil after the winding of the coil on the outer surface of the core unit,
A coil winding unit manufacturing system using a coil winding device, characterized in that a coil is wound on the core unit to manufacture a coil winding unit.
According to claim 1,
The coil winding unit and the transfer frame,
A nozzle part fitted in the transfer frame and moved inside the transfer frame,
Winding longitudinal side transfer unit is installed on the transfer frame to move the nozzle unit,
Winding lifting cylinder for elevating the transfer frame,
Coil winding unit manufacturing system using a coil winding device, characterized in that it consists of a transverse transfer unit for moving the transfer frame and the winding lifting cylinder.
According to claim 1,
The coil cutting portion and the base panel,
Clamps for fixing the coil provided on the base panel,
A cutting unit provided on the base panel to cut the coil fixed to the clamp;
A cutting longitudinal side conveying unit for conveying the base panel;
A cutting elevating cylinder for elevating the base panel and the cutting and transporting unit;
Coil winding unit manufacturing system using a coil winding device, characterized in that it consists of a cutting transverse section and the transverse cutting section for moving the cutting lifting cylinder.
According to claim 1,
The nozzle portion is composed of a guide bar and a guide nozzle, the guide nozzle is composed of a nozzle body having a guide passage formed therein, and a wing portion formed on an outer surface of the nozzle body,
In the guide passage, an inlet is formed so that the core is drawn at one end, and an outlet is formed at the other end so that the core is drawn out
A coil winding unit manufacturing system using a coil winding device, characterized in that the inlet portion and the outlet portion are formed in an annular shape and are formed to be inclined downward toward the inside, and a sliding guide portion for guiding the bent core is further formed.
According to claim 1,
A coil winding unit manufacturing system using a coil winding device, characterized in that a vibrator is further installed in the core unit to reduce friction or jamming in the process of winding the coil.

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