CN104767296A - Prefabricated stator punching, stator punching, stator and motor - Google Patents
Prefabricated stator punching, stator punching, stator and motor Download PDFInfo
- Publication number
- CN104767296A CN104767296A CN201510195060.8A CN201510195060A CN104767296A CN 104767296 A CN104767296 A CN 104767296A CN 201510195060 A CN201510195060 A CN 201510195060A CN 104767296 A CN104767296 A CN 104767296A
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- point
- tooth
- teeth
- straight line
- punching
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- 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
Abstract
The invention discloses a prefabricated stator punching, a stator punching, a stator and a motor. The prefabricated stator punching comprises a first punching section and a second punching section, wherein the first punching section comprises a first straight line yoke part, first tooth parts and first tooth boots, and each first tooth part is provided with a first branched tooth groove and a first rotation branched tooth; the second punching section comprises a second straight line yoke part, second tooth parts and second tooth boots, and each second tooth part is provided with a second branched tooth groove and a second rotation branched tooth. The first tooth parts extend into second winding grooves, and the first tooth boots extend into the second branched tooth grooves; the second tooth parts extend into first winding grooves, and the second tooth boots extend into the first branched tooth grooves. According to the prefabricated stator punching in the embodiment, dual-row hedging is adopted, and the material using rate is higher; in addition, the requirement for the design of smaller winding groove openings can be met, and promoting of the motor performance is facilitated.
Description
Technical field
The present invention relates to technical field of motors, in particular to the prefabricated stator punching of one, the stator punching be made up of described prefabricated stator punching, the stator be made up of described stator punching and the motor with described stator.
Background technology
Motor in correlation technique, stator punching be divided into overall blanking type and bar shaped spliced.Wherein, the stator punching stock utilization of overall blanking type is lower.And for the spliced stator punching of bar shaped, as adopted double liquidating, then tooth boots length is subject to the width restriction of winding slot, cannot meet the design of less winding slot opening, as adopted single stamping-out, then the waste material produced is more, and material use is lower.
Summary of the invention
The present invention is intended to solve one of above-mentioned technical problem in correlation technique at least to a certain extent.For this reason, the present invention proposes a kind of prefabricated stator punching, and this prefabricated stator punching adopts double liquidating, and stock utilization is higher, and can meet the design of less winding slot opening, is conducive to the lifting of motor performance.
The present invention also proposes a kind of stator punching be made up of described prefabricated stator punching.
The present invention also proposes a kind of stator be made up of described stator punching.
The present invention also proposes a kind of motor with described stator.
For achieving the above object, embodiment according to a first aspect of the invention proposes a kind of prefabricated stator punching, described prefabricated stator punching comprises: the first punching section, described first punching section comprises the first straight line yoke portion that can be bent into arc, length direction along described first straight line yoke portion be disposed on multiple first teeth portion in described first straight line yoke portion and be located at described first teeth portion away from the first tooth boots on the one end in described first straight line yoke portion, the first winding slot is limited between adjacent two described first teeth portion, every side of each described first teeth portion is equipped with first point of teeth groove and every side of each described first teeth portion is equipped with to be positioned at described first winding slot and to can be turned to first of described first point of teeth groove relative to described first teeth portion and rotates a point tooth, second punching section, described second punching section comprises the second straight line yoke portion that can be bent into arc, length direction along described second straight line yoke portion be disposed on multiple second teeth portion in described second straight line yoke portion and be located at described second teeth portion away from the second tooth boots on the one end in described second straight line yoke portion, the second winding slot is limited between adjacent two described second teeth portion, every side of each described second teeth portion is equipped with second point of teeth groove and every side of each described second teeth portion is equipped with to be positioned at described second winding slot and to can be turned to second of described second point of teeth groove relative to described second teeth portion and rotates a point tooth, wherein, described first teeth portion stretches into described second winding slot and described first tooth boots stretch in described second point of teeth groove, and described second teeth portion stretches into described first winding slot and described second tooth boots stretch in described first point of teeth groove.
Prefabricated stator punching according to the embodiment of the present invention adopts double liquidating, and stock utilization is higher, and can meet the design of less winding slot opening, is conducive to the lifting of motor performance.
In addition, prefabricated stator punching according to the above embodiment of the present invention can also have following additional technical characteristic:
According to one embodiment of present invention, the both sides of the one end in the described first straight line yoke portion of the vicinity that described first point of teeth groove is located at described first teeth portion, described first rotates one end away from described first straight line yoke portion that point tooth is rotatably connected to described first point of teeth groove; The both sides of the one end in the described second straight line yoke portion of the vicinity that described second point of teeth groove is located at described second teeth portion, described second rotates one end away from described second straight line yoke portion that point tooth is rotatably connected to described second point of teeth groove.
According to one embodiment of present invention, described first rotation point tooth is parallel with described first tooth boots before turning in described first point of teeth groove; Described second rotation point tooth is parallel with described second tooth boots before turning in described second point of teeth groove.
According to one embodiment of present invention, described first the shape and size of point tooth and the shape and size adaptation of described first point of teeth groove is rotated; Described second rotates the shape and size of point tooth and the shape and size adaptation of described second point of teeth groove.
According to one embodiment of present invention, the described first shape of rotating point tooth and described first point of teeth groove is rectangle; Described second shape of rotating point tooth and described second point of teeth groove is rectangle.
According to one embodiment of present invention, described first straight line yoke portion is provided with spaced multiple first dashpot of length direction along described first straight line yoke portion; Described second straight line yoke portion is provided with spaced multiple second dashpot of length direction along described second straight line yoke portion.
According to one embodiment of present invention, the one end in described first straight line yoke portion is provided with the first draw-in groove and the other end is provided with the first buckle with described first draw-in groove adaptation; The one end in described second straight line yoke portion is provided with the second draw-in groove and the other end is provided with the second buckle with described second draw-in groove adaptation.
Embodiment according to a second aspect of the invention proposes a kind of stator punching utilizing the prefabricated stator punching described in embodiment according to a first aspect of the invention to make, described stator punching is spliced by the first punching section be separated with described second punching section of described prefabricated stator punching, or be spliced by the second punching section be separated with described first punching section of described prefabricated stator punching, or be spliced by the first punching section separated from one another of described prefabricated stator punching and the second punching section, wherein, described first rotates point tooth turns in corresponding described first point of teeth groove, described second rotates point tooth turns in corresponding described second point of teeth groove.
There is according to the stator punching of the embodiment of the present invention advantages such as the lifting that stock utilization is higher, winding slot opening is less, be conducive to motor performance.
Embodiment according to a third aspect of the invention we proposes a kind of stator, and described stator is overrided to form by the stator punching described in multiple embodiment according to a second aspect of the invention.
There is according to the stator of the embodiment of the present invention advantages such as the lifting that stock utilization is higher, winding slot opening is less, be conducive to motor performance.
Embodiment according to a forth aspect of the invention proposes a kind of motor, and described motor comprises: rotor; Stator, described stator is the stator described in embodiment according to a third aspect of the invention we, and described stator is located in described rotor or described rotor is located in described stator.
There is according to the motor of the embodiment of the present invention advantages such as cost is low, excellent performance.
Accompanying drawing explanation
Fig. 1 is the structural representation of the prefabricated stator punching according to the embodiment of the present invention.
Fig. 2 is the structural representation of the first punching section of prefabricated stator punching according to the embodiment of the present invention.
Fig. 3 is the partial structurtes schematic diagram of the stator punching according to the embodiment of the present invention.
Reference numeral: the first punching section 1, first straight line yoke portion 11, first teeth portion 12, first tooth boots 13, first winding slot 14, first point teeth groove 15, first rotates point tooth 16, first dashpot 17;
Second punching section 2, second straight line yoke portion 21, second teeth portion 22, second tooth boots 23, second winding slot 24, second point teeth groove 25, second rotates point tooth 26, second dashpot 27.
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
Below with reference to the accompanying drawings prefabricated stator punching according to the embodiment of the present invention is described.
As depicted in figs. 1 and 2, the first punching section 1 and the second punching section 2 is comprised according to the prefabricated stator punching of the embodiment of the present invention.
First punching section 1 comprise can be bent into arc the first straight line yoke portion 11, to be disposed on multiple first teeth portion 12 in the first straight line yoke portion 11 along the length direction in the first straight line yoke portion 11 and be located at the first teeth portion 12 away from the first tooth boots 13 on the one end in the first straight line yoke portion 11.The first winding slot 14 is limited between adjacent two the first teeth portion 12.Every side of each first teeth portion 12 is equipped with first point of teeth groove 15, and every side of each first teeth portion 12 is equipped with to be positioned at the first winding slot 14 and to can be turned to first of first point of teeth groove 15 relative to the first teeth portion 12 and rotates point tooth 16.
Second punching section 2 comprise can be bent into arc the second straight line yoke portion 21, to be disposed on multiple second teeth portion 22 in the second straight line yoke portion 21 along the length direction in the second straight line yoke portion 21 and be located at the second teeth portion 22 away from the second tooth boots 23 on the one end in the second straight line yoke portion 21.The second winding slot 24 is limited between adjacent two the second teeth portion 22.Every side of each second teeth portion 22 is equipped with second point of teeth groove 25, and every side of each second teeth portion 22 is equipped with to be positioned at the second winding slot 24 and to can be turned to second of second point of teeth groove 25 relative to the second teeth portion 22 and rotates point tooth 26.
Wherein, the first punching section 1 and the second punching section 2 liquidate stamping-out, and namely the first teeth portion 12 stretches into the second winding slot 24 and the first tooth boots 13 stretch in second point of teeth groove 25, and the second teeth portion 22 stretches into the first winding slot 14 and the second tooth boots 23 stretch in first point of teeth groove 15.
According to the prefabricated stator punching of the embodiment of the present invention, adopt the first punching section 1 and the second punching section 2 to liquidate stamping-out, decrease amount of waste, improve the utilance of material, to reduce cost.
And, every side of each first teeth portion 12 is equipped with first point of teeth groove 15 and rotating first and rotates a point tooth 16, every side of each second teeth portion 22 is equipped with second point of teeth groove 25 and rotating second and rotates a point tooth 26, like this when stamping-out, first rotates a point tooth 16 produces first point of teeth groove 15 so that the second tooth boots 23 can stretch in first point of teeth groove 15, and a second rotation point tooth 26 produces second point of teeth groove 25 so that the first tooth boots 13 can stretch into second point of teeth groove 25, first point of teeth groove 15 can be utilized thus to meet the Design of length of the second tooth boots 23, second point of teeth groove 25 is utilized to meet the Design of length of the first tooth boots 13, thus make the first tooth boots 13 and the second tooth boots 23 have longer length, and then reduce the A/F of the first winding slot 14 and the second winding slot 24, be beneficial to lifting motor performance.
After stamping-out completes, first rotates a point tooth 16 goes in first point of teeth groove 15 to closely cooperate with the first teeth portion 12, second rotates a point tooth 26 goes in second point of teeth groove 25 to closely cooperate with the second teeth portion 22, thus form the first complete punching section 1 and the second punching section 2, for being spliced into stator punching.
Therefore, the prefabricated stator punching according to the embodiment of the present invention adopts double liquidating, and stock utilization is higher, and can meet the design of less winding slot opening, is conducive to the lifting of motor performance.
Below with reference to the accompanying drawings prefabricated stator punching according to the specific embodiment of the invention is described.
In specific embodiments more of the present invention, as depicted in figs. 1 and 2, the first punching section 1 and the second punching section 2 is comprised according to the prefabricated stator punching of the embodiment of the present invention.
Specifically, as depicted in figs. 1 and 2, first point of teeth groove 15 is located at the both sides of the one end in the vicinity first straight line yoke portion 11 of the first teeth portion 12, and namely first point of teeth groove 15 is located at the both sides of the root of the first teeth portion 12.First rotates one end away from the first straight line yoke portion 11 that point tooth 16 is rotatably connected to first point of teeth groove 15.Thus can so that in first point of teeth groove 15 stamping-out go out the second tooth boots 23, and the material at the first winding slot 14 place can be made full use of.
Second point of teeth groove 25 is located at the both sides of the one end in the vicinity second straight line yoke portion 21 of the second teeth portion 22, and namely second point of teeth groove 25 is located at the both sides of the root of the second teeth portion 22.Second rotates one end away from the second straight line yoke portion 21 that point tooth 26 is rotatably connected to second point of teeth groove 25.Thus can so that in second point of teeth groove 25 stamping-out go out the first tooth boots 13, and the material at the second winding slot 24 place can be made full use of.
Alternatively, as shown in Figure 1, conveniently first rotate the stamping-out dividing tooth 16 and the second rotation point tooth 26, first to rotate point tooth 16 before turning to first point of teeth groove 15 in while rotating point tooth 16 stamping-out (namely first) parallel with the first tooth boots 13, and second rotates and divide tooth 26 when tooth 26 stamping-out (i.e. the second rotation divide) before turning in second point of teeth groove 25 parallel with the second tooth boots 23.
In concrete examples more of the present invention, as depicted in figs. 1 and 2, first rotates the shape and size of point tooth 16 and the shape and size adaptation of first point of teeth groove 15, first rotates a point tooth 16 turns to after in first point of teeth groove 15, the first rotation point edge of tooth 16 and the edge of first point of teeth groove 15 closely cooperate, and the first rotation point tooth 16 is concordant with the side of the first teeth portion 12, ensures the integrality of the first punching section 1.
Second rotates the shape and size of point tooth 26 and the shape and size adaptation of second point of teeth groove 25, second rotates a point tooth 26 turns to after in second point of teeth groove 25, the second rotation point edge of tooth 26 and the edge of second point of teeth groove 25 closely cooperate, and the second rotation point tooth 26 is concordant with the side of the second teeth portion 22, ensures the integrality of the second punching section 2.
Particularly, as shown in Figure 1, the first shape of rotating point tooth 16 and first point of teeth groove 15 is rectangle, and the second shape of rotating point tooth 26 and second point of teeth groove 25 is rectangle.Such as, the first shape of rotating point tooth 16 and first point of teeth groove 15 is rectangle, and the second shape of rotating point tooth 26 and second point of teeth groove 25 is rectangle.
In specific embodiments more of the present invention, as shown in Figure 1, first straight line yoke portion 11 is provided with spaced multiple first dashpot 17 of length direction along the first straight line yoke portion 11, multiple first dashpot 17 and multiple first teeth portion 12 can lay respectively at two sides relative on the Width in the first straight line yoke portion 11 along upper, to form the first punching section 1 for the manufacture of external stator.Multiple first dashpot 17 and multiple first teeth portion 12 also can be positioned at the same side on the Width in the first straight line yoke portion 11 along upper, to form the first punching section 1 for the manufacture of internal stator.By compressing multiple first dashpot 17, the first straight line yoke portion 11 can be facilitated to be bent into arc.
Second straight line yoke portion 21 is provided with spaced multiple second dashpot 27 of length direction along the second straight line yoke portion 21, multiple second dashpot 27 and multiple second teeth portion 22 can lay respectively at two sides relative on the Width in the second straight line yoke portion 21 along upper, to form the second punching section 2 for the manufacture of external stator.Multiple second dashpot 27 and multiple second teeth portion 22 also can be positioned at the same side on the Width in the second straight line yoke portion 21 along upper, to form the second punching section 2 for the manufacture of internal stator.By compressing multiple second dashpot 27, the second straight line yoke portion 21 can be facilitated to be bent into arc.
Alternatively, the one end in the first straight line yoke portion 11 is provided with the first draw-in groove (not shown), and the other end in the first straight line yoke portion 11 is provided with the first buckle (not shown) with described first draw-in groove adaptation, some first punching sections 1 can be spliced into stator punching by the cooperation of the first draw-in groove and the first buckle.
The one end in the second straight line yoke portion 21 is provided with the second draw-in groove (not shown), and the other end in the second straight line yoke portion 21 is provided with the second buckle (not shown) with described first draw-in groove adaptation, some second punching sections 2 can be spliced into stator punching by the cooperation of the first draw-in groove and the first buckle.
Below with reference to the accompanying drawings the stator punching utilizing prefabricated stator punching according to the above embodiment of the present invention to make is described.
After described prefabricated stator punching stamping-out is shaping, the first punching section 1 is separated with the second punching section 2.
Described stator punching can be spliced by some first punching sections 1, or is spliced by some second punching sections 2, also can be spliced by some first punching sections 1 and some second punching sections 2 simultaneously.
Wherein, first rotates point tooth 16 turns in first point of corresponding teeth groove 15, and second rotates point tooth 26 turns in second point of corresponding teeth groove 25.
The partial structurtes schematic diagram of the stator punching be spliced by the first punching section 1 has been shown in Fig. 3.
According to the stator punching of the embodiment of the present invention, by utilizing prefabricated stator punching according to the above embodiment of the present invention, there is the advantages such as the lifting that stock utilization is higher, winding slot opening is less, be conducive to motor performance.
Alternatively, the two ends in the first straight line yoke portion 11 or the second straight line yoke portion 21 two ends can respectively by welding, injection moulding, Insulating frame fixes or draw-in groove snap is interconnected.
Stator according to the embodiment of the present invention is described below.Stator according to the embodiment of the present invention is overrided to form by multiple stator punching according to the above embodiment of the present invention.
According to the stator of the embodiment of the present invention, by utilizing stator punching according to the above embodiment of the present invention, there is the advantages such as the lifting that stock utilization is higher, winding slot opening is less, be conducive to motor performance.
Motor according to the embodiment of the present invention is described below.
Rotor and stator is comprised according to the motor of the embodiment of the present invention.Described stator is stator according to the above embodiment of the present invention, and described stator is located in described rotor, or described rotor is located in described stator.Namely described motor can be inner rotor motor, also can be external rotor electric machine.
According to the motor of the embodiment of the present invention, by utilizing stator according to the above embodiment of the present invention, there is the advantages such as cost is low, excellent performance.
According to the motor of the embodiment of the present invention other form and operation be all known for those of ordinary skills, be not described in detail here.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can comprise the first and second features and directly contact, also can comprise the first and second features and not be directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " comprise fisrt feature immediately below second feature and tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.In addition, the different embodiment described in this specification or example can carry out engaging and combining by those skilled in the art.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.
Claims (10)
1. a prefabricated stator punching, is characterized in that, comprising:
First punching section, described first punching section comprises the first straight line yoke portion that can be bent into arc, length direction along described first straight line yoke portion be disposed on multiple first teeth portion in described first straight line yoke portion and be located at described first teeth portion away from the first tooth boots on the one end in described first straight line yoke portion, the first winding slot is limited between adjacent two described first teeth portion, every side of each described first teeth portion is equipped with first point of teeth groove and every side of each described first teeth portion is equipped with to be positioned at described first winding slot and to can be turned to first of described first point of teeth groove relative to described first teeth portion and rotates a point tooth,
Second punching section, described second punching section comprises the second straight line yoke portion that can be bent into arc, length direction along described second straight line yoke portion be disposed on multiple second teeth portion in described second straight line yoke portion and be located at described second teeth portion away from the second tooth boots on the one end in described second straight line yoke portion, the second winding slot is limited between adjacent two described second teeth portion, every side of each described second teeth portion is equipped with second point of teeth groove and every side of each described second teeth portion is equipped with to be positioned at described second winding slot and to can be turned to second of described second point of teeth groove relative to described second teeth portion and rotates a point tooth,
Wherein, described first teeth portion stretches into described second winding slot and described first tooth boots stretch in described second point of teeth groove, and described second teeth portion stretches into described first winding slot and described second tooth boots stretch in described first point of teeth groove.
2. prefabricated stator punching according to claim 1, it is characterized in that, the both sides of the one end in the described first straight line yoke portion of the vicinity that described first point of teeth groove is located at described first teeth portion, described first rotates one end away from described first straight line yoke portion that point tooth is rotatably connected to described first point of teeth groove;
The both sides of the one end in the described second straight line yoke portion of the vicinity that described second point of teeth groove is located at described second teeth portion, described second rotates one end away from described second straight line yoke portion that point tooth is rotatably connected to described second point of teeth groove.
3. prefabricated stator punching according to claim 1, is characterized in that, described first rotation point tooth is parallel with described first tooth boots before turning in described first point of teeth groove;
Described second rotation point tooth is parallel with described second tooth boots before turning in described second point of teeth groove.
4. prefabricated stator punching according to claim 1, is characterized in that, described first rotates the shape and size of point tooth and the shape and size adaptation of described first point of teeth groove;
Described second rotates the shape and size of point tooth and the shape and size adaptation of described second point of teeth groove.
5. prefabricated stator punching according to claim 4, is characterized in that, the described first shape of rotating point tooth and described first point of teeth groove is rectangle;
Described second shape of rotating point tooth and described second point of teeth groove is rectangle.
6. prefabricated stator punching according to claim 1, is characterized in that, described first straight line yoke portion is provided with spaced multiple first dashpot of length direction along described first straight line yoke portion;
Described second straight line yoke portion is provided with spaced multiple second dashpot of length direction along described second straight line yoke portion.
7. prefabricated stator punching according to claim 1, is characterized in that, the one end in described first straight line yoke portion is provided with the first draw-in groove and the other end is provided with the first buckle with described first draw-in groove adaptation;
The one end in described second straight line yoke portion is provided with the second draw-in groove and the other end is provided with the second buckle with described second draw-in groove adaptation.
8. the stator punching utilizing the prefabricated stator punching according to any one of claim 1-7 to make, it is characterized in that, described stator punching is spliced by the first punching section be separated with described second punching section of described prefabricated stator punching, or be spliced by the second punching section be separated with described first punching section of described prefabricated stator punching, or be spliced by the first punching section separated from one another of described prefabricated stator punching and the second punching section, wherein, described first rotates point tooth turns in corresponding described first point of teeth groove, described second rotates point tooth turns in corresponding described second point of teeth groove.
9. a stator, is characterized in that, described stator is overrided to form by multiple stator punching according to claim 8.
10. a motor, is characterized in that, comprising:
Rotor;
Stator, described stator is stator according to claim 9, and described stator is located in described rotor or described rotor is located in described stator.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510195060.8A CN104767296B (en) | 2015-04-22 | 2015-04-22 | Prefabricated stator punching, stator punching, Stator and electrical machine |
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| CN201510195060.8A CN104767296B (en) | 2015-04-22 | 2015-04-22 | Prefabricated stator punching, stator punching, Stator and electrical machine |
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| CN104767296A true CN104767296A (en) | 2015-07-08 |
| CN104767296B CN104767296B (en) | 2017-11-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109004775A (en) * | 2018-07-11 | 2018-12-14 | 珠海凌达压缩机有限公司 | A kind of stator punching, motor and compressor |
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| CN103430435A (en) * | 2011-04-29 | 2013-12-04 | 三菱电机株式会社 | Laminated core for linear motor and manufacturing method therefor |
| JP2011244688A (en) * | 2011-09-06 | 2011-12-01 | Mitsubishi Electric Corp | Manufacturing method of electric motor and split stator iron core |
| CN202455169U (en) * | 2011-12-31 | 2012-09-26 | 宁波杭州湾新区北斗电机有限公司 | Motor iron core punching sheet |
| CN204089360U (en) * | 2014-07-30 | 2015-01-07 | 广东威灵电机制造有限公司 | Stator punching |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109004775A (en) * | 2018-07-11 | 2018-12-14 | 珠海凌达压缩机有限公司 | A kind of stator punching, motor and compressor |
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|---|---|
| CN104767296B (en) | 2017-11-24 |
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