CN114334435A - Coil winding process - Google Patents
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- CN114334435A CN114334435A CN202210243997.8A CN202210243997A CN114334435A CN 114334435 A CN114334435 A CN 114334435A CN 202210243997 A CN202210243997 A CN 202210243997A CN 114334435 A CN114334435 A CN 114334435A
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Abstract
The application discloses a coil winding process, which relates to the technical field of power equipment, and comprises the following process flows of fixing an iron core at a winding position and sleeving a winding mold on a core column of the iron core; then connecting one material end of the winding material to be wound to a winding die, and driving the winding die to rotate so as to wind the winding material to be wound on the winding die; and connecting the inner material end of the winding material wound on the winding die to the iron core, driving the winding die to rotate to wind the winding material on the winding die on the core column, and fixing the outer material end of the winding material wound on the core column to finish winding. The designed coil winding process can solve some technical problems existing in the existing coil winding process and improve the production efficiency.
Description
Technical Field
The application relates to the technical field of power equipment, in particular to a coil winding process.
Background
The transformer is used as a main power transformation device in a power system, and is required to have a certain short-circuit resistance, and the foil is more advantageous than the traditional wire-wound coil in material cost, labor cost and short-circuit resistance, so that the application of the foil in the transformer is favored.
The current foil winding process has the following defects:
(1) the existing foil winding process mainly depends on a gear to drive a coil to rotate around an iron core for winding, a gap which is large enough is reserved between the iron core and the coil to ensure that a die can normally rotate, and the diameter of the coil is increased, and the cost is increased.
(2) For the foil, the flatness of the foil is very important, for example, the copper foil has scratches or damaged parts, which easily damages the insulation between the foils and reduces the reliability of the transformer, but the current foil winding process directly winds the foil into the coil, and the condition of the other side of the foil is difficult to see in the operation process, so that an operator is difficult to control the quality of the coil.
(3) The foil needs to be frequently adjusted in the winding process, and the winding efficiency is affected.
Disclosure of Invention
In view of the above, an object of the present invention is to provide a coil winding process, which can effectively overcome the defects of the existing coil winding process.
In order to achieve the above technical object, the present application provides a coil winding process, including:
step S1, fixing the iron core on the winding position;
step S2, sleeving a winding mold on the core column of the iron core;
step S3, connecting one material end of the winding material to be wound to the winding mold, and driving the winding mold to rotate so as to wind the winding material to be wound on the winding mold;
step S4, connecting the inner material end of the winding material wound on the winding mold to the iron core, and driving the winding mold to rotate to wind the winding material on the winding mold on the core column;
step S5, fixing the outer end of the coil wound around the stem.
Further, before step S4, the method further includes:
and step S40, arranging an insulating material on the core column.
Further, the winding mold includes:
the middle part of the driving wheel is provided with a first avoidance hole for the core column of the iron core to pass through;
the first rotating rollers are arranged on the first side of the driving wheel and circumferentially distributed around the central axis of the first avoidance hole.
Further, the winding mold further comprises:
the core column of the iron core penetrates through the second avoidance hole, the first rotating rollers are arranged on the first side of the first fixing plate and are respectively connected with the first fixing plate, and the second side of the first fixing plate is fixedly connected with the first side of the driving wheel;
the second fixed plate, second fixed plate middle part is equipped with the third that supplies the stem of iron core to pass and dodges the hole, the second fixed plate sets up in a plurality of first rotating roll is kept away from the one end position of first fixed plate and with each first rotating roll is connected.
Further, the winding mold further comprises:
the tensioning device is arranged on the first side of the driving wheel, or the tensioning device is arranged between the first fixing plate and the second fixing plate.
Further, the tensioner comprises:
the two tensioning parts are arranged on one surface of the driving wheel at intervals, and at least one of the two tensioning parts is movably arranged, so that a gap between the two tensioning parts is adjustable;
the adjusting mechanism is connected with the movably arranged tensioning part and is used for adjusting the gap;
the tensioning member is a second rotating roller or a clamping plate.
Further, the tension member is specifically a second rotating roller;
the first rotating roller and the second rotating roller each include:
a rod body;
the roller body is rotatably sleeved on the rod body.
Further, the adjustment mechanism includes:
the fixed block is fixedly arranged on the first side of the driving wheel and is provided with a threaded hole penetrating through the fixed block along the adjusting direction of the gap;
the stud penetrates through the threaded hole and is connected with the threaded hole, and the tail end of the stud is rotatably connected with the movably arranged tensioning part.
Further, the winding mold further comprises:
the rail ring is arranged on the second side of the driving wheel and is rotationally connected with the driving wheel, and the rail ring is provided with a fourth avoidance hole for the core column of the iron core to pass through;
and the connecting plate is arranged on the second side of the track ring of the driving wheel and is connected with the track ring.
Furthermore, a groove for embedding the track ring is formed in the second side of the driving wheel.
According to the technical scheme, the coil winding process comprises the following steps that an iron core is fixed at a winding position, and then a winding die is sleeved on a core column of the iron core; then connecting one material end of the winding material to be wound to a winding die, and driving the winding die to rotate so as to wind the winding material to be wound on the winding die; and connecting the inner material end of the winding material wound on the winding die to the iron core, driving the winding die to rotate to wind the winding material on the winding die on the core column, and fixing the outer material end of the winding material wound on the core column to finish winding.
The coil winding process design can bring the following beneficial effects:
(1) during winding, the winding material is directly wound on the core column from the winding die to form a coil, and the coil does not rotate, so that the diameter of the wound coil can be reduced, and the winding cost is reduced.
(2) Before the winding material is wound on the core column, the winding material is firstly wound on the winding die sleeved on the core column, then the winding material is wound on the core column from the winding die, the condition of one side of the winding material can be observed in the process of winding the winding material on the die, the condition of the other side of the winding material can be observed when the winding material is wound on the core column, and by using the process, an operator can see the conditions of two sides of the winding material, so that the winding quality of the coil is ensured.
(3) This application mould has the locate function to the material of winding, the corresponding position of the material of will winding to the stem that can be accurate to can reduce the adjustment to the material of winding in the coiling process, improve production efficiency.
(4) The winding device is suitable for winding vertical coils and horizontal coils, and is high in applicability.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a schematic flow diagram of a first process for a coil winding process provided herein;
FIG. 2 is a second schematic flow diagram of a coil winding process provided herein;
fig. 3 is a schematic perspective view of a winding mold according to the present application, mounted on an iron core;
fig. 4 is a schematic perspective view of a winding mold in the present application when the winding mold is mounted on an iron core and in a loading state;
fig. 5 is a schematic perspective view of a winding mold in the present application when the winding mold is mounted on an iron core and in a discharging state;
FIG. 6 is an exploded view of a winding die of the present application;
FIG. 7 is a schematic view of a first rotating roller configuration of a winding die of the present application;
FIG. 8 is a schematic view of a tensioning device of the winding die of the present application;
in the figure: 100. an iron core; 101. a stem; 200. a transformer clamp; 300. winding the material; 400. winding a mold; 1. a driving wheel; 11. a groove; 2. a first rotating roller; 21. a roller body; 22. a rod body; 31. a first fixing plate; 32. a second fixing plate; 4. a tensioning device; 41. a tension member; 42. an adjustment mechanism; 421. a fixed block; 422. a stud; 5. an orbital ring; 6. a connecting plate.
Detailed Description
The technical solutions of the embodiments of the present application will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all, of the embodiments of the present application. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without any creative effort belong to the protection scope of the embodiments in the present application.
In the description of the embodiments of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the embodiments of the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have specific orientations, be configured in specific orientations, and operate, and thus, should not be construed as limiting the embodiments of the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present application, it should be noted that the terms "mounted," "connected," and "connected" are used broadly and are defined as, for example, a fixed connection, an exchangeable connection, an integrated connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements, unless otherwise explicitly stated or limited. Specific meanings of the above terms in the embodiments of the present application can be understood in specific cases by those of ordinary skill in the art.
The embodiment of the application discloses a coil winding process.
Referring to fig. 1, 3 to 5, an embodiment of a coil winding process provided in an embodiment of the present application includes the steps of:
in step S1, the iron core is fixed at the winding position.
And step S2, sleeving the winding mold on the core column of the iron core.
In step S3, one end of the winding material to be wound is connected to the winding mold, and the winding mold is driven to rotate to wind the winding material to be wound on the winding mold.
Step S4, the inner material end of the winding material wound on the winding die is connected to the iron core, and the winding die is driven to rotate to wind the winding material on the winding die on the core column.
Step S5 is to fix the outer end of the coil wound around the stem.
The coil winding process design can bring the following beneficial effects:
(1) during winding, the winding material 300 is directly wound on the core column 101 from the winding die 400 to form a coil, and the coil does not rotate, so that the diameter of the wound coil can be reduced, and the winding cost is reduced.
(2) Before the winding material 300 is wound on the core column 101, the winding material 300 is firstly wound on the winding mold 400 sleeved on the core column 101, then the winding material 300 is wound on the core column 101 from the winding mold 400, the condition of one side of the winding material 300 can be observed in the process of winding the winding material 300 on the mold, the condition of the other side of the winding material 300 can be observed when the winding material 300 is wound on the core column 101, and by using the process, an operator can see the conditions of the two sides of the winding material 300, so that the winding quality of the coil is ensured.
(3) The mould has a positioning effect on the winding material 300, and the winding material 300 can be accurately wound to the corresponding position of the core column 101, so that the adjustment of the winding material 300 in the winding process can be reduced, and the production efficiency is improved.
(4) The winding device is suitable for winding vertical coils and horizontal coils, and is high in applicability.
The above is a first embodiment of a coil winding process provided in the present application, and the following is a second embodiment of the coil winding process provided in the present application, specifically please refer to fig. 2 to 8.
The scheme based on the first embodiment is as follows:
further, before step S4, there is the step of:
step S40, an insulating material is disposed on the stem. It should be noted that before the winding material 300 is wound around the core column 101, the insulating material may be arranged on the core column 101, so that the supporting bars do not need to be driven after the winding is completed, the production efficiency is improved, and the short-circuit resistance of the coil is also ensured.
Further, in order to better implement this process, the specific structural composition of the winding mold 400 provided in the present application may include:
a transmission wheel 1 and a plurality of first rotating rollers 2.
The middle part of the driving wheel 1 is provided with a first avoidance hole for the core column 101 of the iron core 100 to pass through, and the driving wheel 1 can be a driving gear without limitation. The transmission wheel 1 can be arranged on the transformer clamp 200 or an external platform.
A plurality of first rotating rollers 2 are arranged on the first side of the driving wheel 1 and are circumferentially distributed around the central axis of the first avoidance hole. It should be noted that the central axis of the first avoiding hole coincides with the rotation center line of the driving wheel 1, and the driving wheel 1 drives the plurality of first rotating rollers 2 to rotate around the core column 101 as a whole.
When winding, the driving wheel 1 is driven by corresponding external equipment, and the winding material 300 to be wound is integrally wound outside the first rotating rollers 2 to finish feeding. Specifically, one material end of the winding material 300 to be wound is connected to one first rotating roller 2, and then the rotating wheel 1 is driven to rotate, so that each first rotating roller 2 is integrally driven to rotate.
And then fixing the material end at the inner side of the fed winding material 300 with the core column 101, driving the driving wheel 1, combining the rotatable characteristic of the first rotating rollers 2, smoothly transferring the winding material 300 outside the first rotating rollers 2 to the core column 101, and finishing the discharging winding work. Winding material 300 in this application can be banded foil, also can be threadlike copper wire, aluminium wire etc. be the coiling structure of this design of this application not only can be applied to the coiling of foil promptly, can also be applied to the coiling of wire materials such as copper, aluminium.
Further, in order to facilitate the whole first rotating roller 2 to be disassembled and maintained, the winding mold 400 further includes a first fixing plate 31.
Wherein, the middle part of the first fixing plate 31 is provided with a second avoiding hole for the core column 101 of the iron core 100 to pass through, and the plurality of first rotating rollers 2 are arranged on the first side of the first fixing plate 31 and are respectively connected with the first fixing plate 31, and the second side on the first fixing plate 31 is fixedly connected with the first side of the driving wheel 1. That is to say, install a plurality of first rotating roller 2 on first fixed plate 31 in a concentrated manner, rethread first fixed plate 31 and the connection between drive wheel 1 realize being connected between first rotating roller 2 and the drive wheel 1, can realize the whole dismouting of first rotating roller 2, be convenient for maintain. The first fixing plate 31 may be connected to the driving wheel 1 by fasteners such as screws, without limitation.
Further, in order to facilitate the positioning and installation of the first fixing plate 31, a first groove 11 for the first fixing plate 31 to be inserted is formed on the first side of the transmission wheel 1.
Further, the winding mold 400 specifically further includes a second fixing plate 32. The middle of the second fixing plate 32 is provided with a third avoiding hole for the core column 101 of the core 100 to pass through. The second fixing plate 32 is disposed at one end of the plurality of first rotating rollers 2 away from the first fixing plate 31 and connected to each of the first rotating rollers 2. The second fixing plate 32 can strengthen the connection of each first rotating roller 2, and the second fixing plate 32 can also form a limit space with the first fixing plate 31, thereby having better limit effect on the winding material 300 wound outside the first rotating roller 2. The first fixing plate 31 and the second fixing plate 32 may be ring plates, and the plurality of first rotating rollers 2 are distributed and connected between the first fixing plate 31 and the second fixing plate 32 to form a complete cylindrical spool mechanism.
In this application, the setting of first fixed plate 31 and second fixed plate 32 can also play certain limiting displacement to the coiling of coiling material 300, and the width of the 32 of first fixed plate 31 and second fixed plate can be designed to be greater than the diameter of first live-rollers 2. Of course, the mode of better limiting the wound material 300 wound outside the first rotating roller 2 may be that a limiting structure is directly arranged on the first rotating roller 2, for example, two limiting rings are sleeved, and a limiting space for the wound material 300 to pass is formed between the two limiting rings, which is not limited specifically.
Further, the winding mold 400 further includes a tensioning device 4, the tensioning device 4 may be disposed on the first side of the driving wheel 1 or disposed between the first fixing plate 31 and the second fixing plate 32, and the tensioning device 4 may be used to adjust the tension of the winding material 300 during winding, so that the winding effect is better.
Further, as for the structural composition of the tensioning device 4, it comprises: two tensioning members 41, wherein the two tensioning members 41 are arranged on one surface of the transmission wheel 1 at intervals, and at least one tensioning member 41 of the two tensioning members 41 is movably arranged, so that the gap between the two tensioning members 41 is adjustable; and the adjusting mechanism 42 is connected with the movably arranged tensioning part 41 and is used for adjusting the gap. The tensioning member 41 may be specifically mounted on the transmission wheel 1, or mounted on the first fixing plate 31, or mounted between the first fixing plate 31 and the second fixing plate 32; similarly, the adjusting mechanism 42 can be specifically installed on the transmission wheel 1, or installed on the first fixing plate 31 and the second fixing plate 32, respectively.
Specifically, the tension member 41 may be a second rotating roller or a nip plate, and the second rotating roller is exemplified to have a rotation function as in the case of the first rotating roller 2.
As for the structural composition of the first rotating roller 2 and the second rotating roller, the following situation may be adopted, and the first rotating roller and the second rotating roller may include the rod 22 and the roller body 21. Taking the number of the roller bodies 21 and the number of the rod bodies as an example, then one roller body 21 is rotatably sleeved on one rod body 22 to form the first rotating roller 2 or the second rotating roller, and when the roller bodies are fixedly connected, two ends of the rod body 22 are respectively connected with the first fixing plate 31 and the second fixing plate 32. Of course, if the number of the roller bodies 21 is two or more, the number of the rod bodies 22 may be two, the first is that the number of the rod bodies 22 is one, that is, two or more roller bodies 21 are connected in series on one rod body 22, and when the connection and fixation are performed, the two ends of the rod body 22 are respectively connected and fixed with the first fixing plate 31 and the upper fixing plate 32; the second kind, body of rod quantity and roll body quantity one-to-one, realize many-to-many, it sets up a roll body 21 to all rotate on every body of rod 22, establish ties these a plurality of bodies of rod 22 again and form complete first live-rollers 2 or second live-rollers, when connecting fixedly, be located the body of rod 22 top of uppermost and then be connected with second fixed plate 32, be located the body of rod 22 bottom of bottommost and then be connected with first fixed plate 31, when a plurality of bodies of rod 22 establish ties, can be direct series connection, also or connect through connecting the fixed plate between the adjacent body of rod 22, this connection fixed plate can design with reference to first fixed plate structure. Of course, the design is not limited to the proposed cases, and the design can be made by referring to the existing roll shaft structure without limitation.
Further, taking the tensioning member 41 as the second rotating roller as an example, the adjusting mechanism 42 may include: a fixing block 421 and a stud 422. The fixing block 421 is fixedly disposed on a first side of the driving wheel 1, and a threaded hole penetrating through the fixing block is disposed along an adjusting direction of the gap, the stud 422 penetrates through the threaded hole and is connected with the threaded hole, and a tail end of the stud 422 is rotatably connected with the movably disposed tensioning part 41. The adjusting principle is as follows: the stud 422 is displaced relative to the fixed block 421 by rotating the stud 422, so as to drive the second rotating roller to move. The fixing block 421 can be fixed on the transmission wheel 1 or fixed on the first fixing plate 31. Of course, if the structure is provided with the first fixing plate 31 and the first fixing plate 31, the adjusting mechanisms 42 may be designed in two, the fixing block 421 of one adjusting mechanism 42 is fixed on the first fixing plate 31, and the fixing block 421 of the other adjusting mechanism 42 is fixed on the second fixing plate 32, and those skilled in the art can make appropriate design changes based on this without limitation.
Further, in order to facilitate the rotational installation of the driving wheel 1, the winding mold 400 further includes an orbital ring 5 and a connection plate 6.
The orbital ring 5 is disposed on the second side of the driving wheel 1 and is rotatably connected to the driving wheel 1, and the orbital ring 5 is provided with a fourth avoiding hole for the core column 101 of the iron core 100 to pass through. In order to facilitate the positioning connection between the driving wheel 1 and the orbital ring 5, a groove 11 for the orbital ring 5 to be embedded is formed in the second side of the driving wheel 1.
The connection plate 6 is disposed on a second side of the track ring 5 of the driving wheel 1 and connected to the track ring 5, and the connection plate 6 may be fixed to the transformer clamp 200 or an external platform by a corresponding screw fastener, which is not limited specifically.
It should be noted that, since the winding mold 400 of the present application needs to be sleeved on the stem 101, in order to facilitate the sleeving, the driving wheel 1, the first fixing plate 31, the second fixing plate 32, the track plate and the connecting plate 6 can be designed to be formed by assembling at least two parts, so that when the sleeving is performed, the independent parts can be formed by disassembling first, then the independent parts are respectively sleeved on the stem 101, and then the assembling is performed, thereby completing the sleeving.
While the coil winding process provided by the present application has been described in detail, those skilled in the art will appreciate that the various modifications, additions, substitutions, and substitutions are possible, without departing from the scope and spirit of the invention as disclosed in the accompanying claims.
Claims (10)
1. A coil winding process, comprising:
step S1, fixing the iron core on the winding position;
step S2, sleeving a winding mold on the core column of the iron core;
step S3, connecting one material end of the winding material to be wound to the winding mold, and driving the winding mold to rotate so as to wind the winding material to be wound on the winding mold;
step S4, connecting the inner material end of the winding material wound on the winding mold to the iron core, and driving the winding mold to rotate to wind the winding material on the winding mold on the core column;
step S5, fixing the outer end of the coil wound around the stem.
2. A coil winding process according to claim 1, further comprising, before step S4:
and step S40, arranging an insulating material on the core column.
3. A coil winding process according to claim 1 or 2, wherein the winding die comprises:
the middle part of the driving wheel is provided with a first avoidance hole for the core column of the iron core to pass through;
the first rotating rollers are arranged on the first side of the driving wheel and circumferentially distributed around the central axis of the first avoidance hole.
4. A coil winding process according to claim 3, wherein said winding die further comprises:
the core column of the iron core penetrates through the second avoidance hole, the first rotating rollers are arranged on the first side of the first fixing plate and are respectively connected with the first fixing plate, and the second side of the first fixing plate is fixedly connected with the first side of the driving wheel;
the second fixed plate, second fixed plate middle part is equipped with the third that supplies the stem of iron core to pass and dodges the hole, the second fixed plate sets up in a plurality of first rotating roll is kept away from the one end position of first fixed plate and with each first rotating roll is connected.
5. A coil winding process according to claim 4, wherein the winding die further comprises:
the tensioning device is arranged on the first side of the driving wheel, or the tensioning device is arranged between the first fixing plate and the second fixing plate.
6. A coil winding process according to claim 5, wherein said tensioning means comprises:
the two tensioning parts are arranged on one surface of the driving wheel at intervals, and at least one of the two tensioning parts is movably arranged, so that a gap between the two tensioning parts is adjustable;
the adjusting mechanism is connected with the movably arranged tensioning part and is used for adjusting the gap;
the tensioning member is a second rotating roller or a clamping plate.
7. A coil winding process according to claim 6, wherein said tensioning member is in particular a second rotating roller;
the first rotating roller and the second rotating roller each include:
a rod body;
the roller body is rotatably sleeved on the rod body.
8. A coil winding process according to claim 6, wherein said adjustment mechanism comprises:
the fixed block is fixedly arranged on the first side of the driving wheel and is provided with a threaded hole penetrating through the fixed block along the adjusting direction of the gap;
the stud penetrates through the threaded hole and is connected with the threaded hole, and the tail end of the stud is rotatably connected with the movably arranged tensioning part.
9. A coil winding process according to claim 3, wherein said winding die further comprises:
the rail ring is arranged on the second side of the driving wheel and is rotationally connected with the driving wheel, and the rail ring is provided with a fourth avoidance hole for the core column of the iron core to pass through;
and the connecting plate is arranged on the second side of the track ring of the driving wheel and is connected with the track ring.
10. A coil winding process according to claim 9, wherein the second side of the drive wheel is provided with a recess into which the orbital ring is inserted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210243997.8A CN114334435B (en) | 2022-03-14 | 2022-03-14 | Coil winding process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210243997.8A CN114334435B (en) | 2022-03-14 | 2022-03-14 | Coil winding process |
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| CN114334435A true CN114334435A (en) | 2022-04-12 |
| CN114334435B CN114334435B (en) | 2022-06-14 |
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| Application Number | Title | Priority Date | Filing Date |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06342731A (en) * | 1993-05-31 | 1994-12-13 | Taiyo Yuden Co Ltd | Toroidal winding device and method thereof |
| KR101153939B1 (en) * | 2012-02-06 | 2012-06-08 | 김영호 | Coil winding apparatus for inductor |
| CN202749223U (en) * | 2012-07-11 | 2013-02-20 | 南阳沃源电工科技有限公司 | Universal winding gear for three-dimensional wound core of oil-immersed transformer |
| KR101362333B1 (en) * | 2013-12-26 | 2014-02-12 | 주식회사 삼아엔지니어링 | Toroidal coil winding device of a toroid |
| CN213935945U (en) * | 2020-11-25 | 2021-08-10 | 中节能西安启源机电装备有限公司 | Winding device of integrated winding machine for amorphous three-dimensional wound core transformer wire foil |
| CN214336532U (en) * | 2021-08-23 | 2021-10-01 | 海鸿电气有限公司 | Coil winding structure of wound core transformer |
-
2022
- 2022-03-14 CN CN202210243997.8A patent/CN114334435B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06342731A (en) * | 1993-05-31 | 1994-12-13 | Taiyo Yuden Co Ltd | Toroidal winding device and method thereof |
| KR101153939B1 (en) * | 2012-02-06 | 2012-06-08 | 김영호 | Coil winding apparatus for inductor |
| CN202749223U (en) * | 2012-07-11 | 2013-02-20 | 南阳沃源电工科技有限公司 | Universal winding gear for three-dimensional wound core of oil-immersed transformer |
| KR101362333B1 (en) * | 2013-12-26 | 2014-02-12 | 주식회사 삼아엔지니어링 | Toroidal coil winding device of a toroid |
| CN213935945U (en) * | 2020-11-25 | 2021-08-10 | 中节能西安启源机电装备有限公司 | Winding device of integrated winding machine for amorphous three-dimensional wound core transformer wire foil |
| CN214336532U (en) * | 2021-08-23 | 2021-10-01 | 海鸿电气有限公司 | Coil winding structure of wound core transformer |
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| Publication number | Publication date |
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| CN114334435B (en) | 2022-06-14 |
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