CN107659088A - A kind of machine winding and its winding method - Google Patents
A kind of machine winding and its winding method Download PDFInfo
- Publication number
- CN107659088A CN107659088A CN201711058716.7A CN201711058716A CN107659088A CN 107659088 A CN107659088 A CN 107659088A CN 201711058716 A CN201711058716 A CN 201711058716A CN 107659088 A CN107659088 A CN 107659088A
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- Prior art keywords
- conductor
- winding
- wire casing
- coiling
- free end
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 238000004804 winding Methods 0.000 title claims abstract description 119
- 238000000034 method Methods 0.000 title claims abstract description 54
- 239000004020 conductor Substances 0.000 claims abstract description 112
- 238000005452 bending Methods 0.000 claims abstract description 31
- 238000000605 extraction Methods 0.000 claims abstract description 12
- 230000003252 repetitive effect Effects 0.000 claims abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 229910000679 solder Inorganic materials 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
Classifications
-
- 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
- H02K15/08—Forming windings by laying conductors into or around core parts
- H02K15/085—Forming windings by laying conductors into or around core parts by laying conductors into slotted stators
-
- 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
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
- H02K3/28—Layout of windings or of connections between windings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
- H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information
Abstract
The present invention provides a kind of simple process, production efficiency is high, cost is lower, the machine winding winding method and machine winding of automated production are can adapt to, manufactured machine winding number of welds is few in this way, reduces quality weak spot, reliability is higher, due to need not largely weld, therefore production efficiency is high, and cost is lower.The winding method is to use a conductor, repeats the coiling of whole or part of the procedure below until completing a phase winding with a conductor；When a conductor completes the local coiling of winding, a phase winding is interconnected to form by the exit of local winding；The repetitive process is：Wire casing is inserted and after wire casing tail end extraction from the head end of a wire casing in conductor free end, conductor back bending, conductor free end is inserted from another wire casing tail end and drawn from another wire casing head end, then conductor back bending.The machine winding includes three-phase windings, and each phase winding is with through the conductor or several connected conductors of wire casing.
Description
Technical field
The present invention relates to machine winding, is a kind of stator winding and its winding method specifically.
Background technology
In current technical field of motors, due to forming the round conductor of winding when mutually arranged, exist between cylindrical
Larger gap, compared to round conductor, the space that flat conductor accounts for stator is smaller, so, by flat conductor form around
Group（Hereinafter referred to as lenticular wire winding）, progressively substituting the winding being made up of round conductor（Hereinafter referred to as round wires winding）, turn into and work as
The developing direction of modern machine field.
But because the bend resistance intensity of lenticular wire is far above the buckling strength for the conductor bundle being made up of multiply round conductor,
Easily it is coiled into the shape of needs like that without image of Buddha round wires winding, and can not be as round wires winding, then first coiling is molded again
Line is put into groove by iron core channel opening.Therefore, the production difficulty of lenticular wire winding is much larger than round wires winding.Lower line process is complicated
（Process coil being put into stator）, it is unfavorable for realizing automation.
Technology in terms of existing more advanced lenticular wire winding, it is that lenticular wire is made to the shape similar to hair fastener in advance, then,
Hair fastener line is inserted into iron core slot from the side of iron core, then hair fastener type conductor ends are bent to both ends, finally will be all adjacent
End points weld, form coil and lenticular wire winding one by one.The method technique is extremely complex, and because there is substantial amounts of
Solder joint, product quality are difficult to control, and production cost is high, difficulty is big.Other prior arts, are mainly in advance pressed into conductor
Type, it is complicated by the way that into more valve structures, stator design is combined into stator, and more valve stators are unfavorable for the uniform of magnetic field
Distribution and magnetic field conduction.
The content of the invention
It is an object of the invention to provide a kind of simple process, and production efficiency is high, and cost is lower, can adapt to automated production
Machine winding winding method, manufactured machine winding number of welds is few in this way, reduces quality weak spot, reliability is more
Height, due to need not largely weld, therefore production efficiency is high, and cost is lower.
The winding method of machine winding of the present invention, using a conductor, repeat procedure below and led until with one
Body completes the coiling of the whole or part of a phase winding；When a conductor completes the local coiling of winding, by local winding
Exit is interconnected to form a phase winding；The repetitive process is：Wire casing is inserted in conductor free end from the head end of a wire casing
And after wire casing tail end extraction, conductor back bending, conductor free end is inserted from another wire casing tail end and from another wire casing
Head end is drawn, then conductor back bending.
The insertion wire casing can be that conductor is pushed or/and pulled.Any one of conductor can by mobile end, with
Lower abbreviation free end.
Above-mentioned winding method, the free end of the conductor after back bending insertion wire casing during, to out of wire casing
The conductor exit of extraction is bent, and makes coiling smooth.When the wire casing is inserted in conductor free end from a wire casing head end, it is
The conductor exit of head end extraction from another wire casing is bent；Should when conductor free end is inserted from a wire casing tail end
It is that the conductor exit of the tail end extraction from another wire casing is bent during wire casing.
Above-mentioned winding method, the free end of the conductor after back bending insertion wire casing during, to out of wire casing
The conductor exit of extraction is successively repeatedly bent, after inflection point once than previous inflection point closer to wire casing end
Portion.
Above-mentioned winding method, the free end of the conductor after back bending insertion wire casing during, to out of wire casing
The conductor exit of extraction carries out multiple spot bending simultaneously.
Above-mentioned winding method, during wire casing is inserted in the free end of the conductor after back bending, conductor is bent,
To avoid the conductor that coiling is completed.
Above-mentioned winding method, when being bent to conductor, be to conductor be provided with the radial direction of the iron core of wire casing or/
Bent with tangential direction.
Above-mentioned winding method, during winding double-layer winding, a conductor superposition is respectively adopted in upper strata winding and lower floor's winding
Together, thread simultaneously, after the completion of bending coiling at the same time or separately, two conductors for forming upper strata winding and lower floor's winding
First and last end is connected, the extraction electrode of remaining head end and end as winding, or upper strata winding and lower floor's winding parallel, around
Group both ends are as extraction electrode.
Above-mentioned winding method, head end, end the conductor of formation three-phase windings carry out triangle or Y-connection.
Invention also provides a kind of phase winding number of welds is few, the motor that q＆r is higher, cost is lower
Winding.
The machine winding of the present invention, including three-phase windings, each phase winding are with through a conductor or several of wire casing
The connected conductor of root.
Above-mentioned machine winding, the conductor are flat.
Beneficial effects of the present invention：Using long conductor by threading and bending, form the coil of motor, so form around
Group, significantly reduce coil number of welds, it might even be possible to coil solder joint is eliminated, reduces quality weak spot, reliability is higher, by
In need not largely weld, therefore production efficiency is high, and cost is lower.The winding method could be used that to enter using robot simultaneously
Row automated production, further improves efficiency.Every conductor can be sub-thread or multiply.This method can be to individual layer
Winding carries out coiling, also can carry out coiling, strong adaptability to Double Layer Winding.
Brief description of the drawings
Fig. 1 is iron core schematic diagram（The direction instruction figure of winding process is described）；
Fig. 2-Fig. 7 is from A to the circle coil-winding process schematic diagram seen.
Fig. 8-Figure 12 is from B to the circle coil-winding process schematic diagram seen.
Figure 13 is the expanded view of coil-winding process.
Embodiment
Referring to the winding process of the circle coil shown in Fig. 2-7, using the method for threading coiling, long conductor 100 is used
Wire casing 22 on through stator 110, end conductor is later then formed into a U-shaped 106 again, conductor free end 108 from wire casing
The other wire casing 16 of insertion of 16 head ends（Referring to Fig. 2）, traction conductor passes through wire casing 16, when the U-shaped portion position of conductor is close to iron core line
During groove, while conductor is drawn, the first inflection point 101 on the conductor exit 109 drawn out of wire casing 22 carries out the
Once bend（Referring to Fig. 3）, then draw conductor and be gradually inserted wire casing 16, the second inflection point 102 on conductor exit is entered
Second of bending of row（Referring to Fig. 4）, then conductor inserted wire casing 16, the 3rd inflection point 103 on conductor exit carries out the
Bend three times（Referring to Fig. 5）, the inflection point 101 of the second inflection point 102 to the first is compared close to the head end of wire casing 22, the 3rd inflection point 103
Second inflection point 102 is close to the head end of wire casing 22.In bending, progress at the inflection point of bending folder clamping conductor can be used curved
Folding, clamping conductor effect on the one hand can be played, when on the other hand can prevent from drawing conductor, prevents the exit of conductor from moving
It is dynamic.
What the bending of conductor was substantially completed simultaneously with traction, that is to say, that with while traction to conductor or successively
The movement of conductor is followed to be bent, principle is to make coiling smooth as much as possible, makes the invalid bending amount of line minimum.It is preferred that
Bending successively.
It is of course also possible to two or three inflection points are bent simultaneously.
Described bending, both can be that " V " type being made up of described by this example three inflection points is curved or circular
The U-typed of bottom is curved or any has two angles more than the effective edge of 90 degree of conductor（Conductor in wire casing
Part）The geometry of composition, these belong to the category described by this method, and the shape of transition position is unlimited.
With the traction and bending to conductor, end conductor（Press close to the position of iron core end face）Form arc-shaped transition 105（Ginseng
See Fig. 6,7）.It can also be the moving along wire casing of the conductor as caused by bending to draw conductor, or leading for formation is pushed into wire casing
Body moves, or the conductor movement that drawing conductor is formed.
As illustrated in figs. 8-12, in threading process, due to being located at target groove around the conductor 107 made before there may be
Above iron core end face, therefore, may need by just coiling conductor 100 to remote around the direction of the conductor 107 made
Curved conductor forms one or more bending sections 104, with the conductor 107 that coiling is completed before avoiding.Away from coiling
The direction of good conductor, refer to the radial direction or tangential direction or simultaneously in any energy such as radial direction and tangential direction of iron core
Enough avoid around the direction made.
The present invention passes through threading and bending and bending using long conductor, forms the coil of motor, and then forms winding, greatly
Amplitude reduces coil number of welds, it might even be possible to eliminates coil solder joint, reduces quality weak spot, reliability is higher, due to not
Need largely to weld, therefore production efficiency is high, cost is lower.During winding double-layer winding, while one is stacked in using two conductors
Coiling is played, after the completion of coiling, the both ends of the double-layer conductor of formation three-phase windings can be connected with head, forms parallel winding,
Formation series connection winding, it can connect three-phase windings with from beginning to end according to star or triangle afterwards, form machine winding.
By taking 48 groove motor stators as an example, the coiling expanded view of coil arrangement scheme shown in Figure 13（Dotted line table in figure
Show lower floor, solid line represents upper strata）, thread coiling simultaneously using two conductors and form winding.In the same way, three groups of coiling,
Form the stator winding of three phase electric machine.
Winding method main points：Using two lenticular wires 130,140（Every lenticular wire can be sub-thread or multiply）.
10 (on) represent wire casing 10 upper strata, 4 (under) represent wire casing 4 lower floor, other implications are similar, and form is：Line
Groove number (level number).Specific winding process：
1st, lenticular wire 130 from 8 (on) enter line, lenticular wire 140 from 13 (on) enter line, extend to both sides.
2nd, 8 (on)->1 (under)->44 (on)->37 (under)->32 (on)->25 (under)->20 (on)->13 (under)->7
(on)->48 (under)->43 (on)->36 (under)->31 (on)->24 (under)->19 (on)->12 (under)->Outlet
3rd, 13 (on)->6 (under)->1 (on)->42 (under)->37 (on)->30 (under)->25 (on)->18 (under)->14 (on)->7
(under)->2 (on)->43 (under)->38 (on)->31 (under)->26 (on)->19 (under)->Outlet
Conductor passes repeatedly through wire casing, when threading closes to an end every time, bends and bends in advance, referring specifically to Fig. 2-12 and institute above
State.After the completion of two lenticular wire coilings, and from 8 (on) enter the lenticular wire 130 of line with from 13 (on) lenticular wire 140 that enters line is connected.
If using a conductor（Lenticular wire 130 is regarded as be connected one with lenticular wire 140）, enter when from No. 19 wire casings
Line, from during No. 12 wire casing outlets, its winding process is：
19 (under)->26 (on)->31 (under)->38 (on)->43 (under)->2 (on)->7 (under)->14 (on)->18 (under)->25
(on)->30 (under)->37 (on)->42 (under)->1 (on)->6 (under)->13 (on)->8 (on)->1 (under)->44 (on)->37
(under)->32 (on)->25 (under)->20 (on)->13 (under)->7 (on)->48 (under)->43 (on)->36 (under)->31 (on)->
24 (under)->19 (on)->12 (under)->Outlet.
If using a conductor（Lenticular wire 130 is regarded as be connected one with lenticular wire 140）When entering line from No. 12 wire casings,
From during No. 19 wire casing outlets, its winding process is：
12 (under)->19 (on)->24 (under)->31 (on)->36 (under)->43 (on)->48 (under)->7 (on)->13 (under)->20
(on)->25 (under)->32 (on)->37 (under)->44 (on)->1 (under)->8 (on)->13 (on)->6 (under)->1 (on)->42
(under)->37 (on)->30 (under)->25 (on)->18 (under)->14 (on)->7 (under)->2 (on)->43 (under)->38 (on)->
31 (under)->26 (on)->19 (under)->Outlet.
This method makes it possible that multilayer winding formula lenticular wire winding, rather than use weld winding, and both have identical
Electric property, but manufacturability, the better reliability of the Wound-rotor type winding of the present invention, production cost is lower, and reliability is better than weldering
Connect winding.
After the completion of three-phase windings coiling, the tail end of each phase winding is connected as needed, forms Y-shaped or triangle connects
Connect.Interconnection technique between winding belongs to routine techniques, is not described in detail herein.
Claims (10)
1. a kind of winding method of machine winding, it is characterized in that：Using a conductor, procedure below is repeated until with a conductor
Complete the coiling of the whole or part of a phase winding；When a conductor completes the local coiling of winding, by drawing for local winding
Go out end and be interconnected to form a phase winding；The repetitive process is：Wire casing is inserted simultaneously in conductor free end from the head end of a wire casing
After wire casing tail end extraction, conductor back bending, conductor free end is inserted from another wire casing tail end and from another wire casing head
End is drawn, then conductor back bending.
2. winding method as claimed in claim 1, it is characterized in that：The process of wire casing is inserted in the free end of conductor after back bending
In, the conductor exit drawn out of wire casing is bent, makes coiling smooth.
3. winding method as claimed in claim 2, it is characterized in that：The process of wire casing is inserted in the free end of conductor after back bending
In, the conductor exit drawn out of wire casing is successively repeatedly bent, after inflection point once it is more curved than previous
Break is closer to wire casing end.
4. winding method as claimed in claim 2, it is characterized in that：The process of wire casing is inserted in the free end of conductor after back bending
In, to the conductor exit drawn out of wire casing while carry out multiple spot bending.
5. the winding method as described in claim 2,3 or 4, it is characterized in that：Wire casing is inserted in the free end of conductor after back bending
During, conductor is bent, to avoid the conductor that coiling is completed.
6. winding method as claimed in claim 5, it is characterized in that：It is that wire casing is being provided with to conductor when being bent to conductor
Iron core radial direction or/and tangential direction bent.
7. the winding method as described in right wants 1, it is characterized in that：During winding double-layer winding, upper strata winding and lower floor's winding difference
It is superimposed using a conductor, is threaded simultaneously, after the completion of bending coiling at the same time or separately, formation upper strata winding and lower floor
The first and last end of two conductors of winding is connected, the extraction electrode of remaining head end and end as winding, or upper strata winding
With lower floor's winding parallel, winding both ends are as extraction electrode.
8. the winding method as described in right wants 1, it is characterized in that：Head end, end formation three-phase windings conductor carry out triangle
Shape or Y-connection.
9. a kind of machine winding, including three-phase windings, it is characterized in that：Each phase winding be with through a conductor of wire casing or
Several connected conductors.
10. machine winding as claimed in claim 9, it is characterized in that：The conductor is flat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711058716.7A CN107659088A (en) | 2017-11-01 | 2017-11-01 | A kind of machine winding and its winding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711058716.7A CN107659088A (en) | 2017-11-01 | 2017-11-01 | A kind of machine winding and its winding method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107659088A true CN107659088A (en) | 2018-02-02 |
Family
ID=61096592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711058716.7A Pending CN107659088A (en) | 2017-11-01 | 2017-11-01 | A kind of machine winding and its winding method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107659088A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108667245A (en) * | 2018-05-16 | 2018-10-16 | 成都华川电装有限责任公司 | Flat wire stator welding ends doubling tack mechanism |
| CN110102946A (en) * | 2019-06-05 | 2019-08-09 | 巨力自动化设备（浙江）有限公司 | Motor hair fastener type connects wire bonding positioning tool |
| CN110784041A (en) * | 2018-07-29 | 2020-02-11 | 比亚迪股份有限公司 | Stator assembly and motor with same |
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|---|---|---|---|---|
| CN1246983A (en) * | 1997-02-03 | 2000-03-08 | Abb阿西亚布朗·勃法瑞公司 | Method and device for mounting winding |
| CN101371423A (en) * | 2006-01-16 | 2009-02-18 | 法雷奥电机设备公司 | Method for producing a rotary electric machine stator and arrangement of conductors on a support |
| CN101958585A (en) * | 2009-07-15 | 2011-01-26 | 通用汽车环球科技运作公司 | Have open slot and simplify the fractional-slot polyphase machine that conductor inserts in stator, to have |
| JP2012029368A (en) * | 2010-07-20 | 2012-02-09 | Hitachi Ltd | Rotary electric machine and manufacturing method of the same |
| CN102647033A (en) * | 2011-02-16 | 2012-08-22 | 苏州工业园区泰格电子科技有限公司 | Stator and brushless electric machine comprising same and winding method of stator |
| CN107017710A (en) * | 2017-05-31 | 2017-08-04 | 广东美芝制冷设备有限公司 | The stator of compressor, magneto, the winding method of compressor and stator coil |
-
2017
- 2017-11-01 CN CN201711058716.7A patent/CN107659088A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1246983A (en) * | 1997-02-03 | 2000-03-08 | Abb阿西亚布朗·勃法瑞公司 | Method and device for mounting winding |
| CN101371423A (en) * | 2006-01-16 | 2009-02-18 | 法雷奥电机设备公司 | Method for producing a rotary electric machine stator and arrangement of conductors on a support |
| CN101958585A (en) * | 2009-07-15 | 2011-01-26 | 通用汽车环球科技运作公司 | Have open slot and simplify the fractional-slot polyphase machine that conductor inserts in stator, to have |
| JP2012029368A (en) * | 2010-07-20 | 2012-02-09 | Hitachi Ltd | Rotary electric machine and manufacturing method of the same |
| CN102647033A (en) * | 2011-02-16 | 2012-08-22 | 苏州工业园区泰格电子科技有限公司 | Stator and brushless electric machine comprising same and winding method of stator |
| CN107017710A (en) * | 2017-05-31 | 2017-08-04 | 广东美芝制冷设备有限公司 | The stator of compressor, magneto, the winding method of compressor and stator coil |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108667245A (en) * | 2018-05-16 | 2018-10-16 | 成都华川电装有限责任公司 | Flat wire stator welding ends doubling tack mechanism |
| CN108667245B (en) * | 2018-05-16 | 2024-04-02 | 成都华川电装有限责任公司 | Flat wire stator welding end doubling flat head mechanism |
| CN110784041A (en) * | 2018-07-29 | 2020-02-11 | 比亚迪股份有限公司 | Stator assembly and motor with same |
| CN110102946A (en) * | 2019-06-05 | 2019-08-09 | 巨力自动化设备（浙江）有限公司 | Motor hair fastener type connects wire bonding positioning tool |
| CN110102946B (en) * | 2019-06-05 | 2024-02-13 | 巨力自动化设备（浙江）有限公司 | Motor hairpin formula connecting wire welding positioning frock |
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Application publication date: 20180202 |
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