CN111180196A - Winding die and winding method of elliptical coil - Google Patents
Winding die and winding method of elliptical coil Download PDFInfo
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- CN111180196A CN111180196A CN201811344900.2A CN201811344900A CN111180196A CN 111180196 A CN111180196 A CN 111180196A CN 201811344900 A CN201811344900 A CN 201811344900A CN 111180196 A CN111180196 A CN 111180196A
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- elliptical
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- winding die
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
- H01F41/071—Winding coils of special form
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Coil Winding Methods And Apparatuses (AREA)
Abstract
The invention belongs to the technical field of coil manufacturing, and particularly relates to a winding die and a winding method of an elliptical coil. The supporting pieces and the elliptical plates are arranged alternately at intervals, the connecting assembly penetrates through the elliptical plates and the supporting pieces and is connected with the bottom plate into a whole, and the supporting strips are arranged on the outer sides of the elliptical plates along the circumferential direction to form elliptical cylinders. The invention has simple structure and convenient assembly, ensures the mechanical force of the coil with the elliptical structure and ensures the manufacturing quality of the coil; the coil winding process has the advantages that the oval size is ensured, the coil cannot be bent and deformed in the axial direction in the winding process, and the press mounting, arrangement and coil sleeving are convenient and rapid.
Description
Technical Field
The invention belongs to the technical field of coil manufacturing, and particularly relates to a winding die and a winding method of an elliptical coil.
Background
At present, the structural form that reactor coil adopted is mostly circular structure, and magnetically controlled reactor control coil is oval type structure, can't the coiling oval coil with current process method and mould, and oval coil diameter is little, and highly high, and the wire gauge is little, and the wire is wound many, has oval size difficult assurance, coil axial bending deformation in the coiling process, pressure equipment arrangement difficulty, coil suit difficulty scheduling problem in the coil coiling.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide a winding die and a winding method for an elliptical coil, so as to solve the problems that the elliptical size is not easily ensured, the axial direction of the coil is bent and deformed in the winding process, the press-fitting and arrangement are difficult, the coil is difficult to sleeve, and the like in the conventional elliptical coil winding.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an elliptical coil's coiling mould, includes bottom plate, elliptical plate, support piece, stay and coupling assembling, wherein support piece and elliptical plate are a plurality ofly and the interval sets up in turn, coupling assembling runs through the elliptical plate with support piece, and with the bottom plate is connected as an organic wholely, the stay is a plurality ofly, and sets up in a plurality ofly along circumference in the outside of elliptical plate forms oval-shaped cylinder.
The stay bars are bound on the outer side of the oval plate through ropes.
And positioning groove structures used for limiting the supporting strips are arranged at two ends of the long shaft of the top elliptical plate positioned at the top and the bottom elliptical plate positioned at the bottommost part in the elliptical plates.
The top elliptical plate with the bottom elliptical plate adopts the metal material, is located the top elliptical plate with other between the bottom elliptical plate the elliptical plate all adopts wooden material, support piece and stay all adopt wooden material.
The support member includes a plurality of pad plates stacked, and an outer circumferential dimension of the pad plates is smaller than a dimension of the oval plate.
The connecting assembly comprises a central screw and a plurality of auxiliary screws, the central screw and the auxiliary screws penetrate through the top plate, the supporting piece, the elliptical plate and the bottom plate, the two ends of the top plate, the supporting piece, the elliptical plate and the bottom plate are locked through nuts, and the auxiliary screws are distributed in the circumferential direction by taking the central screw as the center.
And the upper end of the central screw rod is provided with a lifting ring nut.
The bottom of the bottom plate is provided with a foot pad.
A method for winding an elliptical coil by using the winding die for the elliptical coil, the method comprising the following steps:
1) mounting a winding die;
2) measuring the size of a winding die, and surrounding a craft paperboard outside the winding die;
3) feeding a wire, and measuring whether a wire gauge meets the requirement;
4) coiling the coil until the size meets the requirement of a drawing;
5) putting the coil into a furnace for drying by a winding mould;
6) discharging and coil arrangement, and detecting whether the quality requirements are met;
7) before assembling the transformer body, the stay is pulled out, and then the coil is pulled out.
In the step 1), the screw rod and the bottom plate are screwed by the nut; then the foot pad and the bottom plate are firmly fixed with the disc chuck of the winding machine through bolts; then an elliptical plate and a base plate are installed, and the screw rod and the top plate are screwed tightly by nuts; and finally, installing a stay.
The invention has the advantages and beneficial effects that: the winding die for the elliptical coil is simple in structure and convenient to assemble, and ensures mechanical force of the elliptical coil and manufacturing quality of the coil; the coil winding process has the advantages that the oval size is ensured, the coil cannot be bent and deformed in the axial direction in the winding process, and the press mounting, arrangement and coil sleeving are convenient and rapid.
The winding method of the elliptical coil ensures the mechanical force of the coil, ensures the manufacturing quality of the coil, provides a new technology for the field of coil manufacturing, lays a solid foundation for the development of the power transmission and transformation industry, and can be widely popularized and used in the manufacturing technology of the transformer and the reactor coil.
Drawings
FIG. 1 is a schematic structural diagram of a winding mold according to the present invention;
FIG. 2 is a second schematic structural view of a winding mold according to the present invention;
figure 3 is a schematic view of the top and bottom elliptical plates of the present invention.
In the figure: 1 is eyenut, 2 is central screw rod, 3 is central nut, 5 is supplementary screw rod, 6 is the supplementary nut in top, 8 is the top elliptical plate, 9 is the backing plate, 10 is the elliptical plate, 11 is the stay, 12 is the bottom plate, 13 is the supplementary nut in bottom, 15 is the bolt, 16 is the pad foot, 17 is the limiting plate, 18 is the constant head tank structure, 19 is the centre bore, 20 is the auxiliary hole, 21 is the bottom elliptical plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-2, in the winding die for the elliptical coil provided by the present invention, a plurality of supporting members and elliptical plates 10 are alternately arranged at intervals, the connecting assembly penetrates through the elliptical plates 10 and the supporting members and is connected with the bottom plate 12 into a whole, and a plurality of supporting bars 11 are circumferentially arranged on the outer sides of the plurality of elliptical plates 10 to form an elliptical cylinder.
The support comprises a plurality of pads 9 stacked, the outer circumference of the pads 9 being smaller than the elliptical plate 10, i.e. the pads 9 are not contacted by the stays 11 but serve as support.
In the embodiment of the present invention, the tie plate 9 is a wooden circular plate.
Coupling assembling includes central screw 2 and a plurality of auxiliary screw 5, and support piece, elliptical plate 10 and bottom plate 12 are all run through to central screw 2 and a plurality of auxiliary screw 5, and both ends are passed through the nut and are locked, and a plurality of auxiliary screw 5 use central screw 2 to lay along circumference as the center, and the upper end of central screw 2 is equipped with eyenut 1.
A plurality of foot pads 16 are attached to the bottom of the base plate 12 by bolts 15.
As shown in fig. 3, the top elliptical plate 8 located at the top and the bottom elliptical plate 21 located at the bottom of the plurality of elliptical plates 10 are provided with positioning groove structures 18 at both ends of the major axis for limiting the stay 11.
The foot rest 16, the top elliptical plate 8 and the bottom elliptical plate 21 are made of metal, such as iron plate. Two limiting plates 17 are welded at two ends of the long axis of the top elliptical plate 8 and the bottom elliptical plate 21, and a positioning groove structure 18 is formed between the two limiting plates 17. When assembling the stay 11, two stays 11 are fixed at both ends of the major axis of the top elliptical plate 8 and the bottom elliptical plate 21 by the positioning groove structures 18, and then the remaining stays 11 are assembled so as to prevent the stays 11 from moving circumferentially.
The tie plates 9, the stays 11 and the oval plates 10 except for the top oval plate 8 and the bottom oval plate 21 are all made of wood.
In the embodiment of the present invention, four auxiliary screws 5 are provided around the central screw 2, and the central screw 2 is thicker than the auxiliary screws 5. As shown in fig. 3, each of the base plate 9 and the elliptical plate 10 has five through holes, wherein a central hole 19 at the central position has a larger diameter for the central screw 2 to pass through; the remaining four auxiliary holes 20 are evenly distributed around the central hole 19 and have a diameter smaller than that of the central hole 19, and the auxiliary holes 20 are used for the penetration of the four auxiliary screws 5.
A method for winding an elliptical coil by using an elliptical coil winding die comprises the following steps:
1) mounting a winding die;
firstly, screwing the central screw rod 2 and the plurality of auxiliary screw rods 5 with the bottom plate 12 by using nuts; then the foot pad 16 and the bottom plate 12 are firmly fixed with a hub of a winding machine through bolts; sequentially penetrating the elliptical plate 10 and the base plate 9 on the central screw rod 2 and the auxiliary screw rods 5 in sequence, and screwing the central screw rod 2, the auxiliary screw rods 5 and the top plate 8 by using nuts; and finally, installing the stay 11, firstly installing the positioning stay 11 in the positioning groove structure, and then installing other stays.
2) Measuring the size of a winding die, and surrounding a craft paperboard outside the winding die;
3) feeding a wire, and measuring whether a wire gauge meets the requirement;
4) coiling the coil until the size meets the requirement of a drawing;
5) putting the coil into a furnace for drying by a winding mould;
6) discharging and coil arrangement, and detecting whether the quality requirements are met;
7) before assembling the transformer body, the stay is pulled out, and then the coil is pulled out.
The invention determines a coil winding die and a winding method according to the structural characteristics of the elliptical coil. The winding die for the elliptical coil is simple in structure and convenient to assemble, and ensures mechanical force of the elliptical coil and manufacturing quality of the coil; the coil winding process has the advantages that the oval size is ensured, the coil cannot be bent and deformed in the axial direction in the winding process, and the press mounting, arrangement and coil sleeving are convenient and rapid.
The above description is only an embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, improvement, extension, etc. made within the spirit and principle of the present invention are included in the protection scope of the present invention.
Claims (10)
1. The utility model provides an elliptical coil's coiling mould, its characterized in that includes bottom plate (12), elliptical plate (10), support piece, stay (11) and coupling assembling, wherein support piece and elliptical plate (10) are a plurality of and interval and set up in turn, coupling assembling runs through elliptical plate (10) with support piece, and with bottom plate (12) are connected as an organic wholely, stay (11) are a plurality ofly, and set up in a plurality of along circumference in the outside of elliptical plate (10), form oval-shaped cylinder.
2. Mould for winding elliptical coils as in claim 1, characterized in that a plurality of said stays (11) are bound to the outside of said elliptical plate (10) by means of cords.
3. The winding die for the elliptical coil as claimed in claim 1, wherein the top elliptical plate (8) at the top and the bottom elliptical plate (21) at the bottom of the plurality of elliptical plates (10) have locating groove structures (18) at both ends of the major axis for limiting the stay (11).
4. The winding die for the elliptical coil as claimed in claim 3, wherein the top elliptical plate (8) and the bottom elliptical plate (21) are made of metal, the other elliptical plates (10) between the top elliptical plate (8) and the bottom elliptical plate (21) are made of wood, and the supporting members and the supporting bars (11) are made of wood.
5. Mould for winding elliptical coils as in claim 1, characterized in that said support comprises a plurality of superimposed pads (9), the outer circumferential dimensions of said pads (9) being smaller than the dimensions of said elliptical plates (10).
6. The winding die for the elliptical coil of claim 1, wherein the connecting assembly comprises a central screw (2) and a plurality of auxiliary screws (5), the central screw (2) and the plurality of auxiliary screws (5) penetrate through the supporting member, the elliptical plate (10) and the bottom plate (12), the two ends of the central screw are locked by nuts, and the plurality of auxiliary screws (5) are circumferentially arranged by taking the central screw (2) as a center.
7. An elliptical coil winding die as claimed in claim 6, characterized in that the central screw (2) is provided at its upper end with an eye nut (1).
8. An elliptical coil winding die as set forth in claim 1, characterized in that the bottom of said base plate (12) is provided with a foot rest (16).
9. A method for winding an elliptical coil by using the winding die for the elliptical coil according to any one of claims 1 to 8, characterized by comprising the steps of:
1) mounting a winding die;
2) measuring the size of a winding die, and surrounding a craft paperboard outside the winding die;
3) feeding a wire, and measuring whether a wire gauge meets the requirement;
4) coiling the coil until the size meets the requirement of a drawing;
5) putting the coil into a furnace for drying by a winding mould;
6) discharging and coil arrangement, and detecting whether the quality requirements are met;
7) before assembling the transformer body, the stay is pulled out, and then the coil is pulled out.
10. The method according to claim 9, wherein in step 1), the screw and the bottom plate are firstly screwed by nuts; then the foot pad and the bottom plate are firmly fixed with the disc chuck of the winding machine through bolts; then an elliptical plate and a base plate are installed, and the screw rod and the top plate are screwed tightly by nuts; and finally, installing a stay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811344900.2A CN111180196A (en) | 2018-11-13 | 2018-11-13 | Winding die and winding method of elliptical coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811344900.2A CN111180196A (en) | 2018-11-13 | 2018-11-13 | Winding die and winding method of elliptical coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111180196A true CN111180196A (en) | 2020-05-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811344900.2A Pending CN111180196A (en) | 2018-11-13 | 2018-11-13 | Winding die and winding method of elliptical coil |
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| CN (1) | CN111180196A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112185686A (en) * | 2020-09-22 | 2021-01-05 | 中车株洲电机有限公司 | Winding direction alternating continuous type coil winding device and method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201185130Y (en) * | 2008-04-17 | 2009-01-21 | 宁波甬嘉变压器有限公司 | Coiling mold |
| CN201673806U (en) * | 2010-05-21 | 2010-12-15 | 郑州金阳电气有限公司 | Elliptical coil bobbin |
| CN202134407U (en) * | 2011-05-20 | 2012-02-01 | 广西柳州特变科技有限责任公司 | "8"-shaped coil pressure plate |
| CN102360821A (en) * | 2011-06-22 | 2012-02-22 | 丁钰莹 | Novel high tension coil for dry transformer and manufacturing method for novel high tension coil |
| CN203466062U (en) * | 2013-08-30 | 2014-03-05 | 申大变压器有限公司 | Winding die |
| CN205028778U (en) * | 2015-06-18 | 2016-02-10 | 鲁变电工有限公司 | Main wire winding mould that becomes with adjustable |
| CN105336493A (en) * | 2014-08-14 | 2016-02-17 | 特变电工沈阳变压器集团有限公司 | Elliptical coil die used for transformer |
-
2018
- 2018-11-13 CN CN201811344900.2A patent/CN111180196A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201185130Y (en) * | 2008-04-17 | 2009-01-21 | 宁波甬嘉变压器有限公司 | Coiling mold |
| CN201673806U (en) * | 2010-05-21 | 2010-12-15 | 郑州金阳电气有限公司 | Elliptical coil bobbin |
| CN202134407U (en) * | 2011-05-20 | 2012-02-01 | 广西柳州特变科技有限责任公司 | "8"-shaped coil pressure plate |
| CN102360821A (en) * | 2011-06-22 | 2012-02-22 | 丁钰莹 | Novel high tension coil for dry transformer and manufacturing method for novel high tension coil |
| CN203466062U (en) * | 2013-08-30 | 2014-03-05 | 申大变压器有限公司 | Winding die |
| CN105336493A (en) * | 2014-08-14 | 2016-02-17 | 特变电工沈阳变压器集团有限公司 | Elliptical coil die used for transformer |
| CN205028778U (en) * | 2015-06-18 | 2016-02-10 | 鲁变电工有限公司 | Main wire winding mould that becomes with adjustable |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112185686A (en) * | 2020-09-22 | 2021-01-05 | 中车株洲电机有限公司 | Winding direction alternating continuous type coil winding device and method |
| CN112185686B (en) * | 2020-09-22 | 2022-06-21 | 中车株洲电机有限公司 | Winding direction alternating continuous type coil winding device and method |
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Application publication date: 20200519 |
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| RJ01 | Rejection of invention patent application after publication |