CN107887992A - Stator core and its manufacture method - Google Patents
Stator core and its manufacture method Download PDFInfo
- Publication number
- CN107887992A CN107887992A CN201711396800.XA CN201711396800A CN107887992A CN 107887992 A CN107887992 A CN 107887992A CN 201711396800 A CN201711396800 A CN 201711396800A CN 107887992 A CN107887992 A CN 107887992A
- Authority
- CN
- China
- Prior art keywords
- inner cylinder
- slot wedge
- magnetic pole
- stator core
- wedge inner
- 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
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/14—Stator cores with salient poles
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/16—Stator cores with slots for windings
-
- 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
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/48—Fastening of windings on the stator or rotor structure in slots
- H02K3/487—Slot-closing devices
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2203/00—Specific aspects not provided for in the other groups of this subclass relating to the windings
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Of Motors, Generators (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
The invention provides a kind of stator core and its manufacture method.Included according to the stator core of the present invention：Slot wedge inner cylinder, magnetic pole and cartridge type yoke；Wherein, the slot wedge inner cylinder is made up of insulating materials, and the slot wedge inner cylinder periphery is formed with the neck for fixing and supporting magnetic pole；The magnetic pole is embedded in the neck of the slot wedge inner cylinder periphery to form inserts, and in the inserts insertion cartridge type yoke of the magnetic pole and slot wedge inner cylinder composition.
Description
Technical field
The present invention relates to a kind of stator core and its manufacture method.
Background technology
Current all motor stator cores laminate shaping using punching.Machine winding is imbedded by hand using first pitch of the laps, again
Mode in groove.Notch is blocked using slot wedge.This structural advantages is that iron core is overall, is advantageous to play material maximum efficiency.Lack
Point is coiling, rule manufacturing process complexity, is unfavorable for realizing industrialization automatic assembly line operation.
For example, for the groove motor stator core of quadrupole four, the punching laminated type iron of the existing groove motor stator core of quadrupole four
Core is with slot wedge insulation system as shown in figure 1, it is made up of following two parts：Four slot wedge insulation is 1 (such as made of insulating materials
Shown in Fig. 2), the punching after being punched by thin strip laminates the stator core 2 (as shown in Figure 3) of shaping.
Manufacture for the above-mentioned groove motor stator core of quadrupole four, has the disadvantage that：
(1) in the fabrication process, punching punching after deburring, transport, magnetic property heat treatment, laminate (glue spraying or welding)
Easily cause punching deformation Deng during, scrap.
(2) due to being that punching laminates, dimensional accuracy is difficult to control.
(3) rule can only use manual type to carry out, and efficiency is low, procedure quality is unstable.
The content of the invention
The technical problems to be solved by the invention are for drawbacks described above in the prior art be present, there is provided one kind manufacture is scrapped
Rate is low, manufactures high dimensional accuracy height, manufacture efficiency, the stator core construction of steady quality and its manufacture method.
According to the present invention, there is provided a kind of stator core, including：Slot wedge inner cylinder, magnetic pole and cartridge type yoke；Wherein, it is described
Slot wedge inner cylinder is made up of insulating materials, and the slot wedge inner cylinder periphery is formed with the neck for fixing and supporting magnetic pole；The magnetic
The neck of the slot wedge inner cylinder periphery is extremely embedded in form inserts, and the magnetic pole and slot wedge inner cylinder composition is embedding
In part insertion cartridge type yoke.
Preferably, the neck is uniformly distributed along the slot wedge inner cylinder periphery, quantity and the number of magnetic poles phase of the neck
Deng.
Preferably, the slot wedge inner cylinder with the insulating materials more than predetermined strength by being made.
Preferably, the magnetic pole laminates shaping by being punched the punching formed by thin steel strip material and is made.
According to the present invention, a kind of stator core manufacture method is additionally provided, including：
First step：Slot wedge inner cylinder is made using insulating materials, wherein being formed in the slot wedge inner cylinder periphery for fixing
Neck with supporting magnetic pole；
Second step：Make magnetic pole；
Third step：Make cartridge type yoke；
Four steps：By the neck of the magnetic pole insertion slot wedge inner cylinder periphery to form inserts, and it is described
In the inserts insertion cartridge type yoke of magnetic pole and slot wedge inner cylinder composition.
Preferably, shaping making magnetic pole is laminated by being punched the punching formed by thin steel strip material in second step.
Preferably, shaping making cartridge type yoke is laminated by being punched the punching formed by thin steel strip material in third step.
Preferably, the mode for making magnetic pole is identical with the mode for making cartridge type yoke.
Preferably, the slot wedge inner cylinder with the insulating materials more than predetermined strength by being made.
Brief description of the drawings
With reference to accompanying drawing, and by reference to following detailed description, it will more easily have more complete understanding to the present invention
And be more easily understood its with the advantages of and feature, wherein：
Fig. 1 schematically shows the typical iron core and slot wedge insulation system according to prior art.
Fig. 2 schematically shows the slot wedge according to made of the insulating materials of prior art and insulated.
Fig. 3 schematically shows the stator core that shaping is laminated by punching according to prior art.
Fig. 4 schematically shows the general structure schematic diagram of stator core according to the preferred embodiment of the invention.
Fig. 5 is schematically shown made of the insulating materials of stator core according to the preferred embodiment of the invention in slot wedge
The structural representation of cylinder.
Fig. 6 schematically shows the structural representation of the magnetic pole of stator core according to the preferred embodiment of the invention.
Fig. 7 schematically shows the structural representation of the cartridge type yoke of stator core according to the preferred embodiment of the invention
Figure.
It should be noted that accompanying drawing is used to illustrate the present invention, it is not intended to limit the present invention.Pay attention to, represent that the accompanying drawing of structure can
It can be not necessarily drawn to scale.Also, in accompanying drawing, same or similar element indicates same or similar label.
Embodiment
In order that present disclosure is more clear and understandable, with reference to specific embodiments and the drawings in the present invention
Appearance is described in detail.
It is contemplated that by designing a kind of brand-new motor stator core fabricated construction, it is possible to achieve winding coil is straight
Connect and be wound on magnetic pole, mechanization production can be realized, improve production efficiency.
Fig. 4 schematically shows the general structure schematic diagram of stator core according to the preferred embodiment of the invention.
As shown in figure 4, stator core according to the preferred embodiment of the invention includes：Slot wedge inner cylinder 3 (as shown in Figure 5), magnetic
Pole 4 (as shown in Figure 6) and cartridge type yoke 5 (as shown in Figure 7).
Wherein, the slot wedge inner cylinder 3 is made up of insulating materials, and the periphery of slot wedge inner cylinder 3 is formed with for fixing and propping up
Support the neck 31 (as shown in Figure 5) of magnetic pole 4；The neck 31 that the magnetic pole 4 is embedded in the periphery of slot wedge inner cylinder 3 is embedding to form
Part, and in the inserts insertion cartridge type yoke 5 of the magnetic pole 4 and the slot wedge inner cylinder 3 composition.
Preferably, the neck 31 is uniformly distributed along the periphery of slot wedge inner cylinder 3, the quantity and number of magnetic poles of the neck 31
Measure equal.
Preferably, the slot wedge inner cylinder 3 with the insulating materials more than predetermined strength by being made.
Critical component of the one side of magnetic pole 4 as motor stator magnetic circuit, on the other hand with it is embedding around winding.It is preferred that
Ground, magnetic pole 4 can be punched the punching formed by thin steel strip material and laminate shaping, also can be by using it with the material of thin steel strip material same material
He manufactures processing and forming mode.
Critical component of the cartridge type yoke 5 as motor stator magnetic circuit, the punching formed can be punched by thin steel strip material and is folded
It is molded, also can be by being manufactured with the material of thin steel strip material same material using other processing and forming modes.
For the manufacture method of the stator core according to the preferred embodiment of the invention shown in Fig. 4, following step can be used
Suddenly：
First step：Slot wedge inner cylinder 3 is made using insulating materials, wherein being formed in the periphery of slot wedge inner cylinder 3 for solid
The fixed neck 31 with support magnetic pole 4；
Second step：Make magnetic pole 4；
For example, laminate shaping making magnetic pole 4 by being punched the punching formed by thin steel strip material；Or by by with thin steel
The material of band same material makes magnetic pole 4 using other processing and forming modes.
Third step：Make cartridge type yoke 5；
For example, laminate shaping making cartridge type yoke 5 by being punched the punching formed by thin steel strip material；Or by by with
The material of thin steel strip material same material makes cartridge type yoke 5 using other processing and forming modes.
Preferably, the mode for making magnetic pole 4 is identical with the mode for making cartridge type yoke 5.
Four steps：The magnetic pole 4 is embedded in the neck 31 of the periphery of slot wedge inner cylinder 3 to form inserts, and
In the inserts insertion cartridge type yoke 5 of the magnetic pole 4 and the slot wedge inner cylinder 3 composition.
As can be seen that the invention provides a kind of improved core design structure, split, group are changed to by monoblock type iron core
Dress formula core structure, while by the way of monoblock type slot wedge secured core magnetic pole, it is intended to solve mechanization winding and inserting, improve
Production operation efficiency and it is embedding around quality the problems such as.
The beneficial effect that the present invention can reach comprise at least it is following some：
(1) part do not use punching be punched mode, but directly add using a machine or other molding modes manufacture,
Caused scrappage during the manufacturing, transport etc. can be reduced.
(2) part does not use punching to laminate mode, and dimensional accuracy is more easy to control.
(3) rule can use mechanized equipment to carry out, and exclude human factor and the technical ability differentia influence of people, can improve life
It is stable to produce efficiency, procedure quality.
Furthermore, it is necessary to explanation, unless otherwise indicated, the otherwise term in specification " first ", " second ", " the 3rd "
Be used only for distinguishing each component in specification, element, step etc. Deng description, without be intended to indicate that each component, element,
Logical relation or ordinal relation between step etc..
It is understood that although the present invention is disclosed as above with preferred embodiment, but above-described embodiment and it is not used to
Limit the present invention.For any those skilled in the art, without departing from the scope of the technical proposal of the invention,
Many possible changes and modifications are all made to technical solution of the present invention using the technology contents of the disclosure above, or are revised as
With the equivalent embodiment of change.Therefore, every content without departing from technical solution of the present invention, the technical spirit pair according to the present invention
Any simple modifications, equivalents, and modifications made for any of the above embodiments, still fall within the scope of technical solution of the present invention protection
It is interior.
Claims (10)
- A kind of 1. stator core, it is characterised in that including：Slot wedge inner cylinder, magnetic pole and cartridge type yoke；Wherein, the slot wedge inner cylinder by Insulating materials is made, and the slot wedge inner cylinder periphery is formed with the neck for fixing and supporting magnetic pole；Described in the magnetic pole insertion The neck of slot wedge inner cylinder periphery is to form inserts, and the inserts of the magnetic pole and slot wedge inner cylinder composition is embedded in cartridge type In yoke.
- 2. stator core according to claim 1, it is characterised in that the neck uniformly divides along the slot wedge inner cylinder periphery Cloth, the quantity of the neck are equal with number of magnetic poles.
- 3. stator core according to claim 1 or 2, it is characterised in that the slot wedge inner cylinder is by with strong more than predetermined The insulating materials of degree is made.
- 4. stator core according to claim 1 or 2, it is characterised in that magnetic pole by thin steel strip material by being punched what is formed Punching laminates shaping and is made.
- 5. stator core according to claim 1 or 2, it is characterised in that the cartridge type yoke by thin steel strip material by being rushed Cut the punching to be formed and laminate shaping and be made.
- A kind of 6. stator core manufacture method, it is characterised in that including：First step：Slot wedge inner cylinder is made using insulating materials, wherein being formed in the slot wedge inner cylinder periphery for fixing and propping up Support the neck of magnetic pole；Second step：Make magnetic pole；Third step：Make cartridge type yoke；Four steps：The magnetic pole is embedded in the neck of the slot wedge inner cylinder periphery to form inserts, and the magnetic pole In the inserts insertion cartridge type yoke of slot wedge inner cylinder composition.
- 7. stator core manufacture method according to claim 6, it is characterised in that pass through in second step by thin steel strip material The punching that punching is formed laminates shaping and makes magnetic pole.
- 8. the stator core manufacture method according to claim 6 or 7, it is characterised in that pass through in third step by thin steel Band is punched the punching to be formed and laminates shaping making cartridge type yoke.
- 9. the stator core manufacture method according to claim 6 or 7, it is characterised in that make mode and the making of magnetic pole The mode of cartridge type yoke is identical.
- 10. the stator core manufacture method according to claim 6 or 7, it is characterised in that the slot wedge inner cylinder is by with big It is made in the insulating materials of predetermined strength.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711396800.XA CN107887992A (en) | 2017-12-21 | 2017-12-21 | Stator core and its manufacture method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711396800.XA CN107887992A (en) | 2017-12-21 | 2017-12-21 | Stator core and its manufacture method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107887992A true CN107887992A (en) | 2018-04-06 |
Family
ID=61772194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711396800.XA Pending CN107887992A (en) | 2017-12-21 | 2017-12-21 | Stator core and its manufacture method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107887992A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200953490Y (en) * | 2006-08-31 | 2007-09-26 | 许晓华 | Electric machine rotor |
| CN202363995U (en) * | 2011-12-09 | 2012-08-01 | 苏州金莱克汽车电机有限公司 | Motor with integral stator slot wedge |
| JP2014036551A (en) * | 2012-08-10 | 2014-02-24 | Toyota Industries Corp | Stator |
| JP2016082721A (en) * | 2014-10-16 | 2016-05-16 | トヨタ自動車株式会社 | Stator for rotary electric machine |
| CN106451830A (en) * | 2016-11-09 | 2017-02-22 | 南京康尼电子科技有限公司 | Split type permanent magnet brushless direct-current motor stator and mounting method thereof |
| CN207573096U (en) * | 2017-12-21 | 2018-07-03 | 科峰航智电气科技（天津）有限公司 | Stator core |
-
2017
- 2017-12-21 CN CN201711396800.XA patent/CN107887992A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200953490Y (en) * | 2006-08-31 | 2007-09-26 | 许晓华 | Electric machine rotor |
| CN202363995U (en) * | 2011-12-09 | 2012-08-01 | 苏州金莱克汽车电机有限公司 | Motor with integral stator slot wedge |
| JP2014036551A (en) * | 2012-08-10 | 2014-02-24 | Toyota Industries Corp | Stator |
| JP2016082721A (en) * | 2014-10-16 | 2016-05-16 | トヨタ自動車株式会社 | Stator for rotary electric machine |
| CN106451830A (en) * | 2016-11-09 | 2017-02-22 | 南京康尼电子科技有限公司 | Split type permanent magnet brushless direct-current motor stator and mounting method thereof |
| CN207573096U (en) * | 2017-12-21 | 2018-07-03 | 科峰航智电气科技（天津）有限公司 | Stator core |
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