CN107332379A - A kind of frog shape winding and its manufacture method - Google Patents
A kind of frog shape winding and its manufacture method Download PDFInfo
- Publication number
- CN107332379A CN107332379A CN201710735871.1A CN201710735871A CN107332379A CN 107332379 A CN107332379 A CN 107332379A CN 201710735871 A CN201710735871 A CN 201710735871A CN 107332379 A CN107332379 A CN 107332379A
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- winding
- bending
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- frog
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/04—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of windings, prior to mounting into machines
- H02K15/0414—Windings consisting of separate elements, e.g. bars, hairpins, segments, half coils
- H02K15/0421—Windings consisting of separate elements, e.g. bars, hairpins, segments, half coils consisting of single conductors, e.g. hairpins
Abstract
The present invention relates to a kind of frog shape winding and its manufacture method, the frog type winding includes two winding sides, respectively the first winding while and during the second winding, the first described winding while and be symmetrically arranged bending structure during the second winding, the first described winding while and one end is connected with each other during the second winding, the other end is parallel to each other to form unenclosed construction, during manufacture, first kidney-shaped winding closed at both ends is turned to using many strand insulation flat type copper wires, then the cup head of excision kidney-shaped winding one end forms the normally opened U-shaped winding in one end, then, U-shaped winding is subjected to a straight flange using boat form coil expanding machine and draws shaping so that U-shaped winding closed section formation twist and warping structure half shuttle-type winding construction of formation, the horizontal sides of half shuttle-type winding are finally subjected to bending and form frog type winding.Compared with prior art, invention open type frog type winding construction is compact, it is possible to reduce can be absolutely empty, while easily manufactured.
Description
Technical field
The present invention relates to a kind of coil of stator of motor winding and its manufacture method, more particularly, to a kind of frog shape winding and its
Manufacture method.
Background technology
Conventional stator coil winding is fusiformis winding at present, as shown in Figure 1.Shuttle-type winding two ends are closed twist and warping knot
Structure, its one end is drawn by 2 lead-out wires.However, the internal structure of special machines typically has following characteristics：End size requirement
Strictly, number of wire turns is more, and whole body can be absolutely empty small.Therefore it is special rational around packet size and shaping pattern, to stator built-in line,
Lead wire and motor internal space reasonable distribution play very important effect.Because traditional shuttle-type winding two ends are closed
Structure is twisted and warped, the corresponding span of two straight lines of iron core and angle must be parallel consistent, and such as slightly deviation is difficult shaping, and rule is difficult
Degree is big, and coil easily causes turn-to-turn damage, and offline rear connection type is single, can not change coil connection substantially.
In addition, generally carrying out coiling, the type but boat form coil rises using boat form coil expanding machine during traditional shuttle-type winding
Machine can only carry out one-step building to stator coil winding, be not also applicable for other kinds of coil windings, therefore boat form line
Circle expanding machine can not meet other kinds of winding.
The content of the invention
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide a kind of frog shape winding and its
Manufacture method.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of frog shape winding, the frog type winding includes two winding sides, respectively the first winding while and during the second winding, institute
The first winding stated while and be symmetrically arranged bending structure during the second winding, described the first winding while and one during the second winding
End is connected with each other, and the other end is parallel to each other to form unenclosed construction.
It is preferred that, described the first winding while and include the first flanging, the first level that are sequentially connected during the first winding
Side, the second flanging and the second horizontal sides, the first flanging one end on two winding sides are connected with each other the other end and form outside divergent contour
Formula, two windings while first level while and the second horizontal sides be arranged in parallel, and between second horizontal sides on two winding sides
Radial distance be more than radial distance between first level side, the second described flanging is arranged on first level side and the second water
Between flat side.
It is preferred that, described the first winding while and be the integral coiling molding structure of many strand insulation flat type copper wires during the second winding,
And first winding while and one end for being connected with each other during the second winding for integral type twist and warp structure.
A kind of manufacture method of frog shape winding, this method comprises the following steps：
(1) kidney-shaped winding closed at both ends, described kidney-shaped winding middle part are turned to using many strand insulation flat type copper wires
For straight line, two ends are symmetrical cup head；
(2) cup head of excision kidney-shaped winding one end forms the normally opened U-shaped winding in one end；
(3) U-shaped winding is subjected to a straight flange using boat form coil expanding machine and draws shaping so that U-shaped winding closed section shape
Into twist and warping structure half shuttle-type winding construction of formation, half described shuttle-type winding includes two symmetrically arranged bending edges and two
Symmetrically arranged horizontal sides, described bending edges one end is interconnected to form described twist and warping structure, and the other end is formed to extending out
The form of dissipating simultaneously connects described horizontal sides respectively, and two horizontal sides are parallel to each other；
(4) its bearing of trend of the horizontal edge of half shuttle-type winding is formed into bending respectively through a bending and secondary bending
Structure, a described bending and secondary wrap direction are on the contrary, and along horizontal sides bearing of trend, the radial distance of two horizontal sides
Increase, and then form frog type winding.
It is preferred that, it needs to be determined that the girth of kidney-shaped winding, is specially before step (1)：The girth of kidney-shaped winding subtracts waist
Residue length after the cup head length of shape winding is equal with the girth of frog type winding to be manufactured.
It is preferred that, the bending of half shuttle-type winding and secondary bending form bending structure and pass through Bending Mould in step (4)
Complete, described Bending Mould includes：Clamping slot, bending groove and the bending that two row's speculars are set stretch groove, described folder
Tight groove is horizontally disposed, and described bending groove and bending stretch groove and be arranged in clamping slot rear successively, and described bending is drawn
Straight trough head end is arcuation bending section, and arcuation bending section rear end is that level stretches section, and described bending groove is inclined at clamping slot
And bending is stretched between groove；
When double of shuttle-type winding carries out a bending and secondary bending：Half shuttle-type winding horizontal sides front end is fixed on first
In clamping slot, part of horizontal side is then placed in bending of completion in bending groove along horizontal sides bearing of trend, and then, continued
Remaining horizontal sides are placed in into bending along horizontal sides bearing of trend to stretch in groove, described horizontal sides are first completed through arcuation bending section
Secondary bending, and then stretch section through level and stretch to form horizontal sides.
Compared with prior art, the invention has the advantages that：
(1) frog shape winding one end of the present invention is unenclosed construction, and frog type coil one end is closed twist and warping structure, the other end
For open formula structure, shaping is convenient in the case that two straight lines unshakable in one's determination slightly have deviation, improves offline efficiency and success rate, under
Connection type can change connection according to demand after line, adapt to available for different connection modes；
(2) frog type winding of the present invention includes two flangings and two horizontal sides, two straight lines unshakable in one's determination feelings slightly devious
Shaping is convenient under condition, improves offline efficiency and success rate；
(3) half shuttle-type line can first be manufactured by the way of traditional manufacture shuttle shaped coil during frog type winding manufacture of the present invention
Circle, then by the secondary bending and molding of Bending Mould, there is provided the new method that frog type winding makes；
(4) bent mold structure of the present invention is reasonable in design, and is simply easy to make, conveniently according to different around packet size system
Make different Bending Moulds, cost is low；
(5) present invention manufacture frog type coil convenience, manufacturing cost are low.
Brief description of the drawings
Fig. 1 is the structural representation of stator coil shuttle-type winding；
Fig. 2 is the structural representation of frog type winding of the present invention；
Fig. 3 is the structural representation of the kidney-shaped winding through step (1) formation in embodiment；
Fig. 4 is the structural representation of the U-shaped winding through step (2) formation in embodiment；
Fig. 5 is the structural representation of the half shuttle-type winding through step (3) formation in embodiment；
Fig. 6 is the structural representation of Bending Mould of the present invention；
Fig. 7 carries out structural representation during bending operation for the present invention using Bending Mould.
In figure, 1 is the first winding side, and 2 be the second winding side, and 11 and 21 be the first flanging, and 12 and 22 be first level side,
13 and 23 be the second flanging, and 14 and 24 be the second horizontal sides, and 31 be clamping slot, and 32 be bending groove, and 33 be that bending stretches groove.
Embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment
As shown in Fig. 2 a kind of frog shape winding, the frog type winding includes two winding sides, respectively the first winding side 1 and the
Two winding sides 2, the first winding at 1 and the second winding 2 be symmetrically arranged bending structure, the first winding side 1 and the second winding
The one end of side 2 is connected with each other, and the other end is parallel to each other to form unenclosed construction.
First winding 2 includes the first flanging 11 and 21, the and of first level side 12 that are sequentially connected at 1 and the first winding
22nd, the second flanging 13 and 23 and the second horizontal sides 14 and 24, first flanging 11 on two winding sides and 21 one end are connected with each other
The other end forms outside diffusion mode, two windings while first level while 12 with 22 and second horizontal sides 14 it is parallel with 24
Set, and two windings while the second horizontal sides 14 and 24 between radial distance be more than first level while 14 and 24 between footpath
To distance, the second flanging 13 and 23 is arranged between first level side 12 and 22 and the second horizontal sides 14 and 24.
First winding 2 is the integral coiling molding structure of many strand insulation flat type copper wires at 1 and the second winding, and the first winding side
1 and second winding side 2 be connected with each other one end for integral type twist and warp structure.
A kind of manufacture method of frog shape winding, this method comprises the following steps：
(1) it needs to be determined that the girth of kidney-shaped winding, is specially：The cup head that the girth of kidney-shaped winding subtracts kidney-shaped winding is long
Residue length after degree is equal with the girth of frog type winding to be manufactured；
Kidney-shaped winding closed at both ends is turned to using many strand insulation flat type copper wires, described kidney-shaped winding middle part is straight
Line, two ends are symmetrical cup head, and the kidney-shaped winding through the formation of this step is as shown in Figure 3；
(2) removed from coil winding machine around the shuttle coil made, one layer of Teflon tap of bag is put down in line part, then overall half lap
One layer of tape is wrapped, is wound and fastened with adhesive tape on two point of contact sides of cut-out cup head, the semicircle capitiform of excision kidney-shaped winding one end
Into the normally opened U-shaped winding in one end, U-shaped winding is as shown in Figure 4；
(3) U-shaped winding is subjected to a straight flange using boat form coil expanding machine and draws shaping so that U-shaped winding closed section shape
Into twist and warping structure half shuttle-type winding construction of formation, half described shuttle-type winding includes two symmetrically arranged bending edges and two
Symmetrically arranged horizontal sides, described bending edges one end is interconnected to form described twist and warping structure, and the other end is formed to extending out
The form of dissipating simultaneously connects described horizontal sides respectively, and two horizontal sides are parallel to each other, and half shuttle-type winding is as shown in Figure 5；
(4) its bearing of trend of the horizontal edge of half shuttle-type winding is formed into bending respectively through a bending and secondary bending
Structure, a described bending and secondary wrap direction are on the contrary, and along horizontal sides bearing of trend, the radial distance of two horizontal sides
Increase, and then form frog type winding.
The bending of half shuttle-type winding and secondary bending form bending structure and completed by Bending Mould in step (4), roll over
Bending mould is as shown in fig. 6, Bending Mould includes：Clamping slot 31, bending groove 32 and the bending that two row's speculars are set stretch groove
33, described clamping slot 31 is horizontally disposed, and described bending groove 32 and bending stretch groove 33 and be arranged in clamping slot successively
31 rears, described bending stretches the head end of groove 33 for arcuation bending section, and arcuation bending section rear end is that level stretches section, described folding
Curved groove 32 is inclined at clamping slot 31 and bending is stretched between groove 33.
As shown in fig. 7, when double of shuttle-type winding carries out a bending and secondary bending：First by half shuttle-type winding horizontal sides
Front end is fixed in clamping slot 31, and then part of horizontal side is placed in bending groove 32 along horizontal sides bearing of trend and completes once to roll over
Curved, blend rubber hammer raps shaping, allows coil bent angle and facing directly fully to be fitted with die face, and then, continues along horizontal sides
Remaining horizontal sides are placed in bending and stretched in groove 33 by bearing of trend, and described horizontal sides first complete secondary folding through arcuation bending section
It is curved, and then stretch section through level and stretch to form horizontal sides, shaping equally is rapped with rubber hammer, allows and coil bent angle and faces directly and mould
Fully fit in tool face.The bending edges that half shuttle-type winding is located at the front end of clamping slot 31 are the first flanging 11 and 21 of frog type winding,
The part that half shuttle-type winding is placed in clamping slot 31 is the first level side 12 and 22 of frog type winding, and half shuttle-type winding is placed in folding
Part in curved groove 32 is the second flanging 13 and 23 of frog type winding, and half shuttle-type winding is placed in bending and stretches part in groove 33
As the second horizontal sides 14 and 24 of frog type winding, are consequently formed frog type winding.
Claims (6)
1. a kind of frog shape winding, it is characterised in that the frog type winding includes two winding sides, respectively the first winding side (1) and
Second winding side (2), described the first winding at (1) and the second winding (2) is symmetrically arranged bending structure, described the
One winding (2) one end at (1) and the second winding is connected with each other, and the other end is parallel to each other to form unenclosed construction.
2. a kind of frog shape winding according to claim 1, it is characterised in that described the first winding side (1) and first around
Group (12,22), second flanging (13,23) and the when (2) include the first flanging (11,21), the first level that are sequentially connected
Two horizontal sides (14,24), the first flanging (the 11,21) one end on two winding sides is connected with each other the other end and forms outside divergent contour
Formula, two windings while first level while (12,22) and the second horizontal sides (14,24) be arranged in parallel, and two winding sides
Radial distance between second horizontal sides (14,24) is more than the radial distance between first level side (12,22), described second
Flanging (13,23) is arranged between first level side (12,22) and the second horizontal sides (14,24).
3. a kind of frog shape winding according to claim 1 any one, it is characterised in that the first described winding side (1)
It is the integral coiling molding structure of many strand insulation flat type copper wires with the second winding side (2), and the first winding is at (1) and the second winding
(2) structure is twisted and warped in the one end being connected with each other for integral type.
4. a kind of manufacture method of frog shape winding as described in claims 1 to 3 any one, it is characterised in that this method bag
Include following steps：
(1) kidney-shaped winding closed at both ends is turned to using many strand insulation flat type copper wires, described kidney-shaped winding middle part is straight
Line, two ends are symmetrical cup head；
(2) cup head of excision kidney-shaped winding one end forms the normally opened U-shaped winding in one end；
(3) U-shaped winding is subjected to a straight flange using boat form coil expanding machine and draws shaping so that the formation of U-shaped winding closed section is turned round
Kinking is configured to half shuttle-type winding construction, and half described shuttle-type winding includes two symmetrically arranged bending edges and two symmetrical
The horizontal sides of setting, described bending edges one end is interconnected to form described twist and warping structure, and the other end forms outside divergent contour
Formula simultaneously connects described horizontal sides respectively, and two horizontal sides are parallel to each other；
(4) its bearing of trend of the horizontal edge of half shuttle-type winding is formed into bending knot respectively through a bending and secondary bending
Structure, a described bending and secondary wrap direction on the contrary, and along horizontal sides bearing of trend, the radial distance of two horizontal sides increases
Greatly, so formed frog type winding.
5. the manufacture method of frog shape winding according to claim 4, it is characterised in that it needs to be determined that waist before step (1)
The girth of shape winding, be specially：The residue length that the girth of kidney-shaped winding subtracts after the cup head length of kidney-shaped winding is made with waiting
The girth for the frog type winding made is equal.
6. the manufacture method of frog shape winding according to claim 4, it is characterised in that half shuttle-type winding one in step (4)
Secondary bending and secondary bending form bending structure and completed by Bending Mould, and described Bending Mould includes：Two row's speculars
Clamping slot (31), bending groove (32) and the bending of setting stretch groove (33), and described clamping slot (31) is horizontally disposed, institute
The bending groove (32) stated and bending stretch groove (33) and are arranged in clamping slot (31) rear successively, and it is first that described bending stretches groove (33)
Hold as arcuation bending section, arcuation bending section rear end is that level stretches section, and described bending groove (32) is inclined at clamping slot
(31) stretched with bending between groove (33)；
When double of shuttle-type winding carries out a bending and secondary bending：Half shuttle-type winding horizontal sides front end is fixed on clamping first
In groove (31), then part of horizontal side is placed in bending groove (32) along horizontal sides bearing of trend and completes a bending, and then,
Remaining horizontal sides are placed in bending along horizontal sides bearing of trend and stretched in groove (33) by continuation, and described horizontal sides are first rolled over through arcuation
Curved segment completes secondary bending, and then stretches section through level and stretch to form horizontal sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710735871.1A CN107332379B (en) | 2017-08-24 | 2017-08-24 | A kind of manufacturing method of frog shape winding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710735871.1A CN107332379B (en) | 2017-08-24 | 2017-08-24 | A kind of manufacturing method of frog shape winding |
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| Publication Number | Publication Date |
|---|---|
| CN107332379A true CN107332379A (en) | 2017-11-07 |
| CN107332379B CN107332379B (en) | 2019-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710735871.1A Active CN107332379B (en) | 2017-08-24 | 2017-08-24 | A kind of manufacturing method of frog shape winding |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109067114A (en) * | 2018-09-06 | 2018-12-21 | 成都中车电机有限公司 | The simple forming method of the different slot armature coil of DC traction motor |
| CN110768498A (en) * | 2019-11-29 | 2020-02-07 | 上海电气集团上海电机厂有限公司 | Armature structure of direct current motor |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3869788A (en) * | 1972-04-28 | 1975-03-11 | Inst Cercetare Si Proiectare T | Method of making a disk or cup rotor |
| CN102656775A (en) * | 2010-02-18 | 2012-09-05 | 爱信艾达株式会社 | Armature for rotating electric machine |
| CN206164242U (en) * | 2016-08-31 | 2017-05-10 | 江苏申港电磁线有限公司 | Hydroelectric generator stator strip formula line stick |
-
2017
- 2017-08-24 CN CN201710735871.1A patent/CN107332379B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3869788A (en) * | 1972-04-28 | 1975-03-11 | Inst Cercetare Si Proiectare T | Method of making a disk or cup rotor |
| CN102656775A (en) * | 2010-02-18 | 2012-09-05 | 爱信艾达株式会社 | Armature for rotating electric machine |
| CN206164242U (en) * | 2016-08-31 | 2017-05-10 | 江苏申港电磁线有限公司 | Hydroelectric generator stator strip formula line stick |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109067114A (en) * | 2018-09-06 | 2018-12-21 | 成都中车电机有限公司 | The simple forming method of the different slot armature coil of DC traction motor |
| CN110768498A (en) * | 2019-11-29 | 2020-02-07 | 上海电气集团上海电机厂有限公司 | Armature structure of direct current motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107332379B (en) | 2019-04-26 |
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