CN104917304A - Prefabricated stamped sheet, stator stamped sheet, stator iron core, manufacturing method of stator iron core and motor - Google Patents
Prefabricated stamped sheet, stator stamped sheet, stator iron core, manufacturing method of stator iron core and motor Download PDFInfo
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- CN104917304A CN104917304A CN201510299612.XA CN201510299612A CN104917304A CN 104917304 A CN104917304 A CN 104917304A CN 201510299612 A CN201510299612 A CN 201510299612A CN 104917304 A CN104917304 A CN 104917304A
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- prefabricated
- yoke portion
- straight yoke
- stator core
- stator
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- Manufacture Of Motors, Generators (AREA)
Abstract
The invention discloses a prefabricated stamped sheet, a stator stamped sheet, a stator iron core, a manufacturing method of the stator iron core and a motor. The prefabricated stamped sheet comprises a straight yoke portion and a plurality of tooth portions which are spaced along the longitudinal direction of the straight yoke portion and are located on the straight yoke portion; the straight yoke portion can be bent to form an arc-shaped structure; a plurality of open slots which are at spaced along the longitudinal direction of the straight yoke portion are formed in the straight yoke portion; and one of two side walls of each open slot which are opposite to each other along the longitudinal direction of the straight yoke portion is provided with a recess, and the other side wall is provided with a protrusion which can be clamped into the recess. With the prefabricated stamped sheet provided by the embodiment of the invention adopted, the production cost of the stator iron core can be decreased, and the production process of the stator iron core can be simplified, and the production efficiency and quality of the stator iron core can be improved.
Description
Technical field
The present invention relates to technical field of motors, in particular to a kind of prefabricated punching, have described prefabricated punching stator punching, have described stator punching stator core, there is the motor of described stator core and the manufacture method of stator core.
Background technology
The stator core of plastic packaging motor, adopts semicircle punching and sectional type punching manufacture to form usually.Wherein, semicircle punching is when stamping-out, and waste of material is more, and cost is higher; And adopt the stator core that sectional type punching is made, need to carry out multiple welding to multiple sectional type iron core, not only complex procedures, production efficiency is low, and cannot meet the reliability of cooperation, affects the quality of stator core.
Propose the method adopting anchor ear or casing to make sectional type iron core Cheng Yuan in correlation technique, but owing to adding anchor ear or casing, cause the significantly increase of cost.
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 punching, and this prefabricated punching can reduce the production cost of stator core, the production process simplifying stator core, the production efficiency improving stator core and quality.
The present invention also proposes a kind of stator punching with described prefabricated punching.
The present invention also proposes a kind of stator core with described stator punching.
The present invention also proposes a kind of motor with described stator core.
The present invention also proposes a kind of manufacture method utilizing the stator core of described prefabricated punching manufacture stator core.
For achieving the above object, embodiment according to a first aspect of the invention proposes a kind of prefabricated punching, described prefabricated punching comprises: the straight yoke portion that can be bent into arc, described straight yoke portion is provided with the longitudinally-spaced multiple open slots along described straight yoke portion, a sidewall in the two side relative in the longitudinal direction in described straight yoke portion of described open slot is provided with depression and another sidewall is provided with can with the described projection engaged that caves in; Multiple teeth portion, multiple described teeth portion is turned up the soil along the longitudinal separation in described straight yoke portion and is located in described straight yoke portion.
The production cost of stator core, the production process simplifying stator core, the production efficiency improving stator core and quality can be reduced according to the prefabricated punching of the embodiment of the present invention.
In addition, prefabricated punching according to the above embodiment of the present invention can also have following additional technical characteristic:
According to one embodiment of present invention, described prefabricated punching liquidates in pairs and forms.
According to one embodiment of present invention, described open slot and described teeth portion are positioned on the same longitudinal edge in described straight yoke portion.
According to one embodiment of present invention, described open slot is V-shaped groove.
According to one embodiment of present invention, the end of described open slot, is provided with anti-ceasma.
According to one embodiment of present invention, described anti-ceasma is circular port.
According to one embodiment of present invention, the outer edge of described projection and the inside edge of described depression are mutually adaptive circular arc.
According to one embodiment of present invention, described circular arc is major arc.
According to one embodiment of present invention, the two ends in described straight yoke portion are respectively equipped with the flange connector for two described prefabricated punchings being linked together.
According to one embodiment of present invention, the flange connector of described two prefabricated punchings is by being weldingly connected or buckle connection.
According to one embodiment of present invention, described flange connector extends along the horizontal direction in described straight yoke portion, and described flange connector and described teeth portion are located at two longitudinal edges in described straight yoke portion respectively along upper.
Embodiment according to a second aspect of the invention proposes a kind of stator punching, described stator punching is spliced by the prefabricated punching described at least two embodiments according to a first aspect of the invention, wherein, described straight yoke portion is bent into arc and projection on a sidewall of each open slot is fastened in the depression on another sidewall.
The production cost of stator core, the production process simplifying stator core, the production efficiency improving stator core and quality can be reduced according to the stator punching of the embodiment of the present invention.
Embodiment according to a third aspect of the invention we proposes a kind of stator core, and described stator core 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 core of the embodiment of the present invention advantages such as production cost is low, production process is simple, production efficiency is high, reliable in quality.
Propose a kind of motor according to a forth aspect of the invention, described motor comprises the stator core described in embodiment according to a third aspect of the invention we.
There is according to the motor of the embodiment of the present invention advantages such as production cost is low, production process is simple, production efficiency is high, reliable in quality.
Embodiment according to a fifth aspect of the invention proposes a kind of manufacture method of stator core, and the manufacture method of described stator core comprises the following steps: the prefabricated punching described in multiple embodiment is according to a first aspect of the invention laminated into prefabricated stator core; The multiple straight yoke portion of described prefabricated stator core is bent into arc, and the projection on a sidewall of each open slot is snapped in the depression on another sidewall; The prefabricated stator core at least two being bent into arc is spliced into the stator core of annular.
The production cost of stator core, the production process simplifying stator core, the production efficiency improving stator core and quality can be reduced according to the manufacture method of the stator core of the embodiment of the present invention.
Accompanying drawing explanation
Fig. 1 is the structural representation of the prefabricated punching according to the embodiment of the present invention.
Fig. 2 be according to the prefabricated punching bending of the embodiment of the present invention after structural representation.
Fig. 3 is the structural representation of the stator punching according to the embodiment of the present invention.
Reference numeral: stator punching 1, prefabricated punching 10, straight yoke portion 100, open slot 110, depression 120, projection 130, anti-ceasma 140, flange connector 150, teeth portion 200.
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 punching 10 according to the embodiment of the present invention is described.
As shown in Figure 1-Figure 3, straight yoke portion 100 and multiple teeth portion 200 is comprised according to the prefabricated punching 10 of the embodiment of the present invention.
Straight yoke portion 100 can be bent into arc, straight yoke portion 100 is provided with the longitudinally-spaced multiple open slots 110 (straight yoke portion 100 longitudinal as shown in the arrow A in Fig. 1) along straight yoke portion 100, in the two side relative in the longitudinal direction in straight yoke portion 100 of open slot 110, sidewall is provided with depression 120 and another sidewall is provided with the projection 130 that can engage with depression 120.Multiple teeth portion 200 is turned up the soil along the longitudinal separation in straight yoke portion 100 and is located in straight yoke portion 100, and each teeth portion 200 is provided with tooth boots, and teeth portion 200 staggers with open slot 110 in the longitudinal direction in straight yoke portion 100.
According to the prefabricated punching 10 of the embodiment of the present invention, by stamping out the straight yoke portion 100 that can be bent into arc, significantly can reduce the waste of material during heavy duty, thus reduce production cost.And, straight yoke portion 100 is provided with multiple open slot 110 vertically and the two side of each open slot 110 is respectively equipped with depression 120 and protruding 130, after multiple so prefabricated punching 10 overlaps together, can by closed to make straight yoke portion 100 be bent into arc for each open slot 110, the depression 120 of open slot 110 and protruding 130 is fastened togather mutually, ensure straight yoke portion 100 be bent into arc after reliability, bowed state is remained on by straight yoke portion 100, not only can ensure the quality of the stator core be made up of prefabricated punching 10 thus, and significantly can simplify production process significantly to enhance productivity.In addition, the stator core be made up of prefabricated punching 10 can become round without the need to adopting extra anchor ear or casing, reduce further production cost.Therefore, the production cost of stator core, the production process simplifying stator core, the production efficiency improving stator core and quality can be reduced according to the prefabricated punching 10 of the embodiment of the present invention.
Below with reference to the accompanying drawings prefabricated punching 10 according to the specific embodiment of the invention is described.
In specific embodiments more of the present invention, as shown in Figure 1-Figure 3, straight yoke portion 100 and multiple teeth portion 200 is comprised according to the prefabricated punching 10 of the embodiment of the present invention.
As shown in Figure 1, in order to improve the stock utilization of prefabricated punching 10 when stamping-out further, prefabricated punching 10 liquidates in pairs and forms.Specifically, the straight yoke portion 100 that simultaneously stamping-out goes out two prefabricated punchings, 10, two prefabricated punchings 10 on punching material is arranged in parallel and teeth portion 200 is positioned opposite, and the teeth portion 200 of one of them prefabricated punching 10 stretches between the teeth portion 200 of another prefabricated punching 10.
Alternatively, as shown in Figure 1-Figure 3, open slot 110 and teeth portion 200 are positioned on the same longitudinal edge in straight yoke portion 100, and wherein, the longitudinal edge in straight yoke portion 100 refers to the edge of the longitudinal extension along straight yoke portion 100.Prefabricated punching 10 can be utilized thus to make the stator core being applicable to external stator.
Certainly, open slot 110 and teeth portion 200 also can lay respectively on two longitudinal edges in straight yoke portion 100, thus prefabricated punching 10 can be utilized to make the stator core being applicable to internal stator.
In concrete examples more of the present invention, as shown in Figure 1-Figure 3, open slot 110 is V-shaped groove, can facilitate on the one hand the stamping-out of open slot 110, after can ensureing that straight yoke portion 100 is bent into arc on the other hand, and open slot 110 place's tight closure and do not stay gap.
Further, the end of open slot 110, is provided with anti-ceasma 140, and namely the sharp corner of open slot 110 is provided with anti-ceasma 140, and straight yoke portion 100 can be avoided like this to tear at the sharp corner of open slot 110.Particularly, anti-ceasma 140 circular port.
Alternatively, as shown in Figure 1-Figure 3, the outer edge of protruding 130 and the inside edge of depression 120 are mutually adaptive circular arc, straight yoke portion 100 is bent in the process of arc, 120 and protruding 130 all corner angle are not had owing to caving in, thus protruding 130 can be made to snap in more easily in depression 120, further facilitate the production of stator core.
Advantageously, in order to ensure that protruding 130 snap in the reliability after depression 120, prevent protruding 130 to deviate from from depression 120, described circular arc is major arc, and namely the outer edge of protruding 130 and the inside edge of depression 120 are the major arc that central angle is greater than 180 degree.
In specific embodiments more of the present invention, as shown in Figure 1-Figure 3, the two ends in straight yoke portion 100 are respectively equipped with the flange connector 150 for two prefabricated punchings 10 being linked together, after the stator core laminated by multiple prefabricated punching 10 is bent into arc, by being linked together by the flange connector 150 of correspondence, multiple stator core being bent into arc can be connected into annular to form complete stator core.
Specifically, as shown in Figure 1-Figure 3, flange connector 150 extends (transverse direction in straight yoke portion 100 as indicated by arrow b in fig. 1) along the horizontal direction in straight yoke portion 100, and flange connector 150 and teeth portion 200 are located at two longitudinal edges in straight yoke portion 100 respectively along upper.
Alternatively, the flange connector 150 of two prefabricated punchings 10, by being weldingly connected or buckle connection, can ensure the global reliability of the stator core be made up of prefabricated punching 10 thus.
Below with reference to the accompanying drawings stator punching 1 according to the embodiment of the present invention is described.
As shown in Figure 3, stator punching 1 according to the embodiment of the present invention is spliced by least two prefabricated punchings 10 according to the above embodiment of the present invention, wherein, the straight yoke portion 100 of each prefabricated punching 10 is bent into arc, and the projection 130 on a sidewall of each open slot 110 is fastened in the depression 120 on another sidewall.
According to the stator punching 1 of the embodiment of the present invention, by utilizing prefabricated punching 10 according to the above embodiment of the present invention, the production cost of stator core can be reduced, simplify the production process of stator core, the production efficiency improving stator core and quality.
Stator core according to the embodiment of the present invention is described below.Stator core according to the embodiment of the present invention is overrided to form by multiple stator punching 1 according to the above embodiment of the present invention.
According to the stator core of the embodiment of the present invention, by utilizing stator punching 1 according to the above embodiment of the present invention, there is the advantages such as production cost is low, production process is simple, production efficiency is high, reliable in quality.
Motor according to the embodiment of the present invention is described below.Stator core according to the above embodiment of the present invention is comprised according to the motor of the embodiment of the present invention.
According to the motor of the embodiment of the present invention, by utilizing stator core according to the above embodiment of the present invention, there is the advantages such as production cost is low, production process is simple, production efficiency is high, reliable in quality.
Below with reference to the accompanying drawings the manufacture method of the stator core according to the embodiment of the present invention is described.
As shown in Figure 1-Figure 3, comprise the following steps according to the manufacture method of the stator core of the embodiment of the present invention:
Multiple prefabricated punching 10 according to the above embodiment of the present invention is laminated into prefabricated stator core;
The straight yoke portion 100 of prefabricated punching 10 multiple in described prefabricated stator core is bent into arc, and each open slot 110 is closed and in the depression 120 that the projection 130 on one sidewall is snapped on another sidewall, thus form the prefabricated stator core of arc;
After the prefabricated stator core of arc is installed to supporting Insulating frame, put into special coil winding machine, enamelled wire is around in the yoke portion of the prefabricated stator core of arc;
After coiling, the flange connector 150 at least two being bent into the prefabricated stator core of arc is linked together by the mode such as clip or welding, thus is spliced into the complete stator core of annular;
The stator core of Cheng Yuanhou, through operations such as separated time, bonding wire, installation sleeve, stickup insulating tapes, after test passes, through injection moulding, forms field frame assembly;
After the parts such as field frame assembly and rotor assembly, end cap, bearing assemble, complete the manufacture of plastic packaging motor.
According to the manufacture method of the stator core of the embodiment of the present invention, the production cost of stator core can be reduced, simplify the production process of stator core, the production efficiency improving stator core and quality.
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 (15)
1. a prefabricated punching, is characterized in that, comprising:
The straight yoke portion of arc can be bent into, described straight yoke portion is provided with the longitudinally-spaced multiple open slots along described straight yoke portion, a sidewall in the two side relative in the longitudinal direction in described straight yoke portion of described open slot is provided with depression and another sidewall is provided with can with the described projection engaged that caves in;
Multiple teeth portion, multiple described teeth portion is turned up the soil along the longitudinal separation in described straight yoke portion and is located in described straight yoke portion.
2. prefabricated punching according to claim 1, is characterized in that, described prefabricated punching liquidates in pairs and forms.
3. prefabricated punching according to claim 1, is characterized in that, described open slot and described teeth portion are positioned on the same longitudinal edge in described straight yoke portion.
4. prefabricated punching according to claim 1, is characterized in that, described open slot is V-shaped groove.
5. prefabricated punching according to claim 4, is characterized in that, the end of described open slot is provided with anti-ceasma.
6. prefabricated punching according to claim 5, is characterized in that, described anti-ceasma is circular port.
7. prefabricated punching according to claim 1, is characterized in that, the outer edge of described projection and the inside edge of described depression are mutually adaptive circular arc.
8. prefabricated punching according to claim 7, is characterized in that, described circular arc is major arc.
9. prefabricated punching according to claim 1, is characterized in that, the two ends in described straight yoke portion are respectively equipped with the flange connector for two described prefabricated punchings being linked together.
10. prefabricated punching according to claim 9, is characterized in that, the flange connector of described two prefabricated punchings is by being weldingly connected or buckle connection.
11. prefabricated punchings according to claim 9, is characterized in that, described flange connector extends along the horizontal direction in described straight yoke portion, and described flange connector and described teeth portion are located at two longitudinal edges in described straight yoke portion respectively along upper.
12. 1 kinds of stator punchings, it is characterized in that, described stator punching is spliced by least two prefabricated punchings according to any one of claim 1-11, and wherein, described straight yoke portion is bent into arc and projection on a sidewall of each open slot is fastened in the depression on another sidewall.
13. 1 kinds of stator cores, is characterized in that, described stator core is overrided to form by multiple stator punching according to claim 12.
14. 1 kinds of motors, is characterized in that, comprise stator core according to claim 13.
The manufacture method of 15. 1 kinds of stator cores, is characterized in that, comprises the following steps:
Multiple prefabricated punching according to any one of claim 1-11 is laminated into prefabricated stator core;
The multiple straight yoke portion of described prefabricated stator core is bent into arc, and the projection on a sidewall of each open slot is snapped in the depression on another sidewall;
The prefabricated stator core at least two being bent into arc is spliced into the stator core of annular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510299612.XA CN104917304A (en) | 2015-06-03 | 2015-06-03 | Prefabricated stamped sheet, stator stamped sheet, stator iron core, manufacturing method of stator iron core and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510299612.XA CN104917304A (en) | 2015-06-03 | 2015-06-03 | Prefabricated stamped sheet, stator stamped sheet, stator iron core, manufacturing method of stator iron core and motor |
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| Publication Number | Publication Date |
|---|---|
| CN104917304A true CN104917304A (en) | 2015-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510299612.XA Pending CN104917304A (en) | 2015-06-03 | 2015-06-03 | Prefabricated stamped sheet, stator stamped sheet, stator iron core, manufacturing method of stator iron core and motor |
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| CN (1) | CN104917304A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105186730A (en) * | 2015-10-13 | 2015-12-23 | 泰信电机(苏州)有限公司 | Stator core for roller washing machine motor |
| CN106100191A (en) * | 2016-07-18 | 2016-11-09 | 始兴县标准微型马达有限公司 | The structural member of motor and motor thereof and processing technology |
| CN106130208A (en) * | 2016-08-09 | 2016-11-16 | 珠海格力节能环保制冷技术研究中心有限公司 | Chain type stator core, motor stator and motor |
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| JP2003189558A (en) * | 2001-12-21 | 2003-07-04 | Matsushita Electric Ind Co Ltd | Method for manufacturing stator of dynamo-electric machine |
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| CN101523700A (en) * | 2006-10-13 | 2009-09-02 | 株式会社三井高科技 | Rotor laminated-core and method of manufacturing it |
| CN201674286U (en) * | 2010-05-27 | 2010-12-15 | 青岛海立美达电机有限公司 | Segmented motor stator iron core lamination |
| CN202395538U (en) * | 2011-12-23 | 2012-08-22 | 威灵（芜湖）电机制造有限公司 | Stator punching sheet of plastic package motor |
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| JP2003189558A (en) * | 2001-12-21 | 2003-07-04 | Matsushita Electric Ind Co Ltd | Method for manufacturing stator of dynamo-electric machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105186730A (en) * | 2015-10-13 | 2015-12-23 | 泰信电机(苏州)有限公司 | Stator core for roller washing machine motor |
| CN106100191A (en) * | 2016-07-18 | 2016-11-09 | 始兴县标准微型马达有限公司 | The structural member of motor and motor thereof and processing technology |
| CN106130208A (en) * | 2016-08-09 | 2016-11-16 | 珠海格力节能环保制冷技术研究中心有限公司 | Chain type stator core, motor stator and motor |
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Application publication date: 20150916 |