CN103475170A - Manufacturing method of iron core, iron core structure and motor - Google Patents
Manufacturing method of iron core, iron core structure and motor Download PDFInfo
- Publication number
- CN103475170A CN103475170A CN201310404336XA CN201310404336A CN103475170A CN 103475170 A CN103475170 A CN 103475170A CN 201310404336X A CN201310404336X A CN 201310404336XA CN 201310404336 A CN201310404336 A CN 201310404336A CN 103475170 A CN103475170 A CN 103475170A
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- arc
- kink
- connecting portion
- adjacent
- arc connecting
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- 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
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
-
- 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
- H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
- H02K1/148—Sectional cores
-
- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/30—Reducing waste in manufacturing processes; Calculations of released waste quantities
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Of Motors, Generators (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The invention discloses a manufacturing method of an iron core, an iron core structure and a motor. The manufacturing method comprises the following steps: raw materials are machined in a stamping mode to form multiple pieces of arc-shaped stamped steel, wherein each piece of arc-shaped stamped steel is provided with an arc-shaped connecting part, first bent parts and second bent parts; the end portions on the two sides of the arc-shaped connecting part protrude in the radial direction of the arc-shaped connecting part to form the first bent parts; the end portions corresponding to the closed ends of the two first bent parts are bent oppositely to form the second bent parts; the arc-shaped connecting part, the first bent parts and the second bent parts form a cavity; at least two pieces of arc-shaped stamped steel are wrapped in sequence, wherein the inner side wall of the cavity of the rear arc-shaped stamped steel wraps the outer side wall of the cavity of the front arc-shaped stamped steel to form an arc-shaped splicing block; at least two arc-shaped splicing blocks are spliced in the circumferential direction to form the iron core, wherein the arc-shaped connecting parts which are adjacent in the circumferential direction are spliced to form an annular magnet yoke of the iron core, and the first bent parts which are adjacent in the circumferential direction are spliced and the second bent parts which are adjacent in the circumferential direction are also spliced to form teeth of the iron core. The manufacturing method of the iron core, the iron core structure and the motor reduce generation of waste materials and lower production cost.
Description
Technical field
The present invention relates to machine field, relate in particular to a kind of manufacture method of iron core, core structure and the motor of motor.
Background technology
, in technology, when manufacturing the iron core of motor, usually first stamp out whole monolithic now, single chip architecture as shown in Figure 1, has the tooth section 12 of yoke section 11 and a plurality of equidistant distributions.Then by the monolithic of some stacked formation core structure in vertical direction, specifically as shown in Figure 2.
Aforesaid way is because need the whole monolithic of punching press, and therefore, the larger complete sheet material of space required, as raw material, can produce a lot of waste materials, and production cost is higher.
Summary of the invention
The present invention aims to provide a kind of manufacture method of iron core, core structure and the motor of motor, to reduce the generation of waste material, reduces production costs.
The embodiment of the present invention provides a kind of iron core manufacture method, and described method comprises:
Raw material are formed to the arc punching with arc connecting portion, the first kink and second kink through punch process; Wherein, described the first kink is given prominence to and is formed along the radial direction of described arc connecting portion by the both side ends of described arc connecting portion; Described the first kink has the blind end joined with described arc connecting portion; Described the second kink is bent to form relatively by the end corresponding to blind end of two described the first kinks of described arc connecting portion; Described arc connecting portion, the first kink and the second kink are formed with a cavity;
At least two described arc punchings are coated to formation camber splicing block successively; Wherein, adjacent two described arc punchings, the described cavity madial wall of rear one described arc punching is coated on the lateral wall of described cavity of last described arc punching, described after a described arc punching width and be greater than highly respectively the width of described last described arc punching and highly;
At least two described arc splicing blocks are spliced to form to iron core, the arc connecting portion of the outermost arc punching of described adjacent arc splicing block contacts, the first kink of the outermost arc punching of described adjacent arc splicing block contacts, the second kink of the outermost arc punching of described adjacent arc splicing block contacts, the adjacent described arc connecting portion that makes progress in described week is spliced to form the ring-type yoke section of described iron core, and adjacent described the second kink that makes progress in make progress in described week adjacent described the first kink and week is spliced to form the tooth section of described iron core.
Preferably, describedly form the arc punching with arc connecting portion, the first kink and second kink through punch process and comprise:
Two corresponding end of square sheet material body are bent to form to described the first kink along the radial direction of described ring-type yoke section; Described the first kink has the blind end contacted with described square sheet material body;
By the blind end of two described the first kinks, corresponding end is bent to form described the second kink relatively;
Described square steel body is bent to form to the arc connecting portion.
Preferably, describedly form the arc punching with arc connecting portion, the first kink and second kink through punch process and comprise:
Two corresponding end of square sheet material body are bent to form to described the first kink along the radial direction of described ring-type yoke section; Described the first kink has the blind end contacted with described square sheet material body;
Square sheet material body between described the first kink is bent to form to the arc connecting portion.
By the blind end of described the first kink, corresponding end is bent to form described the second kink relatively.
Preferably, describedly form the arc punching with arc connecting portion, the first kink and second kink through punch process and comprise:
The mid portion of square sheet material body is bent to form to the arc connecting portion;
The two side ends that described square sheet material body is connected with described arc connecting portion is bent to form described the first kink along the radial direction of described ring-type yoke section; Described the first kink has the blind end contacted with described arc connecting portion;
By the blind end of two described the first kinks, corresponding end is bent to form described the second kink relatively.
Preferably, by least two described arc splicing blocks before week upwards being spliced to form iron core, described method also comprises:
At described arc connecting portion and a side end of the both side ends that week makes progress the arc connecting portion adjacent and contact form groove certain depth and that extend along the length direction of described arc connecting portion, the outstanding formation of end side Plug Division;
Described will at least two described arc splicing blocks comprise upwards being spliced to form iron core week:
The Plug Division of described arc connecting portion is inserted to the groove of the adjacent arcs shape connecting portion that makes progress in week.
The present invention also provides a kind of core structure of motor, there is the yoke section of ring-type and by described yoke section radially to the outstanding tooth section formed, described core structure is formed by said method;
Described core structure upwards is spliced to form in week mutually by least two described arc splicing blocks, described arc splicing block is coated and forms successively by least two described arc punchings, and described arc punching has arc connecting portion, the first kink and the second kink;
Wherein, described the first kink is outwards given prominence to and is formed along the radial direction of described arc connecting portion by the both side ends of described arc connecting portion, described the first kink has the blind end joined with described arc connecting portion, and described the second kink is bent to form relatively by the end corresponding to blind end of two described the first kinks of described arc connecting portion; Described arc connecting portion, the first kink and the second kink are formed with a cavity;
Adjacent two described arc punchings, the described cavity madial wall of rear one described arc punching is coated on the lateral wall of described cavity of last described arc punching, described after a described arc punching width and be greater than highly respectively the width of described last described arc punching and highly;
The arc connecting portion of the outermost arc punching of described adjacent arc splicing block contacts, the first kink of the outermost arc punching of described adjacent arc splicing block contacts, and the second kink of the outermost arc punching of described adjacent arc splicing block contacts;
The adjacent described arc connecting portion that makes progress in described week is spliced to form the ring-type yoke section of described iron core, and adjacent described the second kink that makes progress in make progress in described week adjacent described the first kink and week is spliced to form the tooth section of described iron core.
Preferably, described arc connecting portion and a side end of the both side ends that week makes progress the arc connecting portion adjacent and contact are formed with groove certain depth and that extend along the length direction of described arc connecting portion, the outstanding formation of end side Plug Division; Described adjacent arc splicing block inserts the described groove splicing of the arc connecting portion that week makes progress adjacent by the Plug Division of described arc connecting portion.
The present invention also provides a kind of motor, comprises stator and rotor, and described stator and/or rotor have above-mentioned core structure.
Beneficial effect of the present invention:
The present invention is by being bent to form raw material the arc punching, then the arc punching is coated successively and form the arc splicing block, the arc splicing block upwards is spliced to form core structure in week, mainly by the mode of bending, raw material are processed in the present invention, the thickness that iron core requires can be reached by the arc connecting portion length of single arc punching, compared to existing technology, reduce the generation of a large amount of waste materials, reduced to a great extent cost.
The accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, below will the accompanying drawing of required use in embodiment be briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is iron core single chip architecture schematic diagram of the prior art;
Fig. 2 is core structure schematic diagram of the prior art;
Fig. 3 is the method flow diagram in the present invention;
Fig. 4 is the arc lamination structure schematic diagram in the present invention;
Fig. 5 is the arc splicing block structural representation in the present invention;
Fig. 6 is the core structure schematic diagram in one embodiment of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, the every other embodiment that those of ordinary skills obtain, belong to the scope of protection of the invention.
The embodiment of the present invention provides a kind of iron core manufacture method, and as shown in Figure 3, the method specifically comprises the steps:
S11, raw material are formed to the arc punching with arc connecting portion, the first kink and second kink through punch process as copper sheet or silicon steel sheet etc.
Fig. 4 provides a kind of concrete structure of this arc punching, and its opposite ends with arc connecting portion 31, arc connecting portion 31 is along its radial direction outwards the first kink 32 of the outstanding symmetry formed and the second kink 33 of the symmetry that relatively is bent to form by the end corresponding to blind end of first kink 32 on both sides.Arc connecting portion 31, the first kink 31 and the second kink 32 form an inner chamber 34., and it has madial wall 341 and lateral wall 342.
Wherein, the first kink 32 can be also that the opposite ends of arc connecting portion 31 is along inside outstanding formation of its radial direction.
S12, at least two arc punchings of general coat successively and form the arc splicing block.The arc splicing block as shown in Figure 5.Wherein, adjacent two arc punchings, the cavity madial wall of a rear arc punching is coated on the lateral wall of cavity of last arc punching, obvious, and the width of a rear arc punching and height should be greater than respectively width and the height of last arc punching.
S13, at least two arc splicing blocks are spliced to form to iron core.As shown in Figure 6, wherein, the arc connecting portion 42 of the outermost arc punching of adjacent arc splicing block 41 contacts, the first kink 43 of the outermost arc punching of adjacent arc splicing block 41 contacts, the second kink 44 of the outermost arc punching of adjacent arc splicing block 41 contacts, the arc connecting portion 42 that makes progress in week adjacent is spliced to form the ring-type yoke section 45 of iron core, and the second adjacent kink 44 that makes progress in make progress in week the first adjacent kink 43 and week is spliced to form the tooth section 46 of iron core.
In above-mentioned steps, wherein step S11 specifically comprises three kinds of modes:
First kind of way:
Two corresponding end of square sheet material body are bent to form to described the first kink along the radial direction of described ring-type yoke section; Described the first kink has the blind end contacted with described square sheet material body.
Then by the blind end of two described the first kinks, corresponding end is bent to form described the second kink relatively;
Finally described square steel body is bent to form to the arc connecting portion.
The second way:
Two corresponding end of square sheet material body are bent to form to the first kink along the radial direction of ring-type yoke section; The first kink has the blind end contacted with square sheet material body;
Then the square sheet material body between the first kink is bent to form to the arc connecting portion.
Finally by the blind end of the first kink, corresponding end is bent to form the second kink relatively.
The third mode:
The mid portion of square sheet material body is bent to form to the arc connecting portion.
Then the two side ends described square sheet material body is connected with described arc connecting portion is bent to form described the first kink along the radial direction of described ring-type yoke section; Described the first kink has the blind end contacted with described arc connecting portion;
Finally by the blind end of two described the first kinks, corresponding end is bent to form described the second kink relatively.
For realizing the splicing between the arc splicing block, in the present invention the splicing before, one side end of the both side ends of can be at described arc connecting portion and week making progress the arc connecting portion adjacent and contact forms groove certain depth and that extend along the length direction of arc connecting portion, the outstanding formation of end side Plug Division.Then the Plug Division of arc connecting portion is inserted to the groove of the arc connecting portion that week makes progress adjacent.
Certainly, in the present invention, can adopt the mode such as welding to realize the combination of contiguous concatenation between fast, the present invention does not do concrete restriction yet.
Corresponding said method, the present invention also provides a kind of core structure of motor, and this structure is as shown in Figure 6.Have the yoke section 45 of ring-type and radially give prominence to laterally by yoke section 45 the tooth section 46 formed, core structure is formed by said method;
Core structure upwards is spliced to form in week mutually by least two arc splicing blocks 41, and arc splicing block 41 is coated and forms successively by least two arc punchings.
Wherein the arc punching has arc connecting portion, the first kink and the second kink, the first kink is outwards given prominence to and is formed along the radial direction of arc connecting portion by the both side ends of arc connecting portion, the first kink has the blind end joined with the arc connecting portion, and the second kink is bent to form relatively by the end corresponding to blind end of two the first kinks of arc connecting portion; Arc connecting portion, the first kink and the second kink are formed with a cavity.
In an arc splicing block 41, adjacent arc punching, the described cavity madial wall of a rear arc punching is coated on the lateral wall of described cavity of last described arc punching, described after a described arc punching width and be greater than highly respectively the width of described last described arc punching and highly.
In Fig. 6, the arc connecting portion 42 of the outermost arc punching of adjacent arc splicing block 41 contacts, the first kink 43 of the outermost arc punching of adjacent arc splicing block 41 contacts, and the second kink 44 of the outermost arc punching of adjacent arc splicing block 41 contacts.
The arc connecting portion 42 that makes progress in week adjacent is spliced to form the ring-type yoke section of iron core, and the first adjacent kink 43 that makes progress in week splices mutually and the second adjacent kink 44 that makes progress in week splices the common tooth section 46 that forms iron core mutually.
For convenience of splicing, arc connecting portion and a side end of the both side ends that week makes progress the arc connecting portion adjacent and contact can be formed with groove certain depth and that extend along the length direction of described arc connecting portion, and end side is given prominence to the formation Plug Division; Adjacent arc splicing block inserts the groove splicing of the arc connecting portion that week makes progress adjacent by the Plug Division of arc connecting portion.
Corresponding said method and core structure, the present invention also provides a kind of motor, comprises stator and rotor.Its stator and/or rotor have the core structure in above-described embodiment.Related content can, referring to above-described embodiment, no longer describe in detail herein.
Above-described specific embodiment, purpose of the present invention, technical scheme and beneficial effect are further described, institute it should be noted, the foregoing is only a specific embodiment of the present invention, those skilled in the art can carry out various changes and modification and not break away from the spirit and scope of the present invention the present invention.Like this, if within of the present invention these are revised and modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, the present invention also is intended to comprise these changes and modification interior.
Claims (8)
1. the manufacture method of an iron core, is characterized in that, described method comprises:
Raw material are formed to the arc punching with arc connecting portion, the first kink and second kink through punch process; Wherein, described the first kink is given prominence to and is formed along the radial direction of described arc connecting portion by the both side ends of described arc connecting portion; Described the first kink has the blind end joined with described arc connecting portion; Described the second kink is bent to form relatively by the end corresponding to blind end of two described the first kinks of described arc connecting portion; Described arc connecting portion, the first kink and the second kink are formed with a cavity;
At least two described arc punchings are coated to formation arc splicing block successively; Wherein, adjacent two described arc punchings of arc splicing block, the described cavity madial wall of rear one described arc punching is coated on the lateral wall of described cavity of last described arc punching, described after a described arc punching width and be greater than highly respectively the width of described last described arc punching and highly;
At least two described arc splicing blocks are spliced to form to iron core, the arc connecting portion of the outermost arc punching of described adjacent arc splicing block contacts, the first kink of the outermost arc punching of described adjacent arc splicing block contacts, the second kink of the outermost arc punching of described adjacent arc splicing block contacts, the adjacent described arc connecting portion that makes progress in described week is spliced to form the ring-type yoke section of described iron core, and adjacent described the second kink that makes progress in make progress in described week adjacent described the first kink and week is spliced to form the tooth section of described iron core.
2. the method for claim 1, is characterized in that, describedly forms the arc punching with arc connecting portion, the first kink and second kink through punch process and comprise:
Two corresponding end of square sheet material body are bent to form to described the first kink along the radial direction of described ring-type yoke section; Described the first kink has the blind end contacted with described square sheet material body;
By the blind end of two described the first kinks, corresponding end is bent to form described the second kink relatively;
Described square steel body is bent to form to the arc connecting portion.
3. the method for claim 1, is characterized in that, describedly forms the arc punching with arc connecting portion, the first kink and second kink through punch process and comprise:
Two corresponding end of square sheet material body are bent to form to described the first kink along the radial direction of described ring-type yoke section; Described the first kink has the blind end contacted with described square sheet material body;
Square sheet material body between described the first kink is bent to form to the arc connecting portion;
By the blind end of described the first kink, corresponding end is bent to form described the second kink relatively.
4. the method for claim 1, is characterized in that, describedly forms the arc punching with arc connecting portion, the first kink and second kink through punch process and comprise:
The mid portion of square sheet material body is bent to form to the arc connecting portion;
The two side ends that described square sheet material body is connected with described arc connecting portion is bent to form described the first kink along the radial direction of described ring-type yoke section; Described the first kink has the blind end contacted with described arc connecting portion;
By the blind end of two described the first kinks, corresponding end is bent to form described the second kink relatively.
5. method as described as any one in claim 1-4, is characterized in that, by least two described arc splicing blocks before week upwards being spliced to form iron core, described method also comprises:
At described arc connecting portion and a side end of the both side ends that week makes progress the arc connecting portion adjacent and contact form groove certain depth and that extend along the length direction of described arc connecting portion, the outstanding formation of end side Plug Division;
Described will at least two described arc splicing blocks comprise upwards being spliced to form iron core week:
The Plug Division of described arc connecting portion is inserted to the groove of the adjacent arcs shape connecting portion that makes progress in week.
6. the core structure of a motor, there is the yoke section of ring-type and by described yoke section radially to the outstanding tooth section formed, it is characterized in that, the described method of any one of described core structure in claim 1-5 forms;
Described core structure upwards is spliced to form in week mutually by least two described arc splicing blocks, described arc splicing block is coated and forms successively by least two described arc punchings, and described arc punching has arc connecting portion, the first kink and the second kink;
Wherein, described the first kink is outwards given prominence to and is formed along the radial direction of described arc connecting portion by the both side ends of described arc connecting portion, described the first kink has the blind end joined with described arc connecting portion, and described the second kink is bent to form relatively by the end corresponding to blind end of two described the first kinks of described arc connecting portion; Described arc connecting portion, the first kink and the second kink are formed with a cavity;
Adjacent two described arc punchings, the described cavity madial wall of rear one described arc punching is coated on the lateral wall of described cavity of last described arc punching, described after a described arc punching width and be greater than highly respectively the width of described last described arc punching and highly;
The arc connecting portion of the outermost arc punching of described adjacent arc splicing block contacts, the first kink of the outermost arc punching of described adjacent arc splicing block contacts, and the second kink of the outermost arc punching of described adjacent arc splicing block contacts;
The adjacent described arc connecting portion that makes progress in described week is spliced to form the ring-type yoke section of described iron core, and adjacent described the second kink that makes progress in make progress in described week adjacent described the first kink and week is spliced to form the tooth section of described iron core.
7. core structure as claimed in claim 6, it is characterized in that, described arc connecting portion and a side end of the both side ends that week makes progress the arc connecting portion adjacent and contact are formed with groove certain depth and that extend along the length direction of described arc connecting portion, the outstanding formation of end side Plug Division; Described adjacent arc splicing block inserts the described groove splicing of the arc connecting portion that week makes progress adjacent by the Plug Division of described arc connecting portion.
8. a motor, comprise stator and rotor, it is characterized in that, described stator and/or rotor have the core structure described in claim 6 or 7.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310404336.XA CN103475170B (en) | 2013-09-09 | 2013-09-09 | Manufacturing method of iron core, iron core structure and motor |
| PCT/CN2013/090380 WO2015032160A1 (en) | 2013-09-09 | 2013-12-24 | Method for manufacturing metal core, metal core structure, and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310404336.XA CN103475170B (en) | 2013-09-09 | 2013-09-09 | Manufacturing method of iron core, iron core structure and motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103475170A true CN103475170A (en) | 2013-12-25 |
| CN103475170B CN103475170B (en) | 2015-05-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310404336.XA Expired - Fee Related CN103475170B (en) | 2013-09-09 | 2013-09-09 | Manufacturing method of iron core, iron core structure and motor |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103475170B (en) |
| WO (1) | WO2015032160A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE112020006143T5 (en) | 2019-12-18 | 2022-10-06 | Maglab Limited | MAGNETIC CORE ARRANGEMENT AND MANUFACTURING METHOD THEREOF |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111918515B (en) * | 2019-05-09 | 2023-11-28 | 泛亚电子工业(无锡)有限公司 | High-strength intermediate piece structure of sliding rail and processing technology thereof |
| CN113814318B (en) * | 2021-09-25 | 2023-07-04 | 浙江实日机电科技有限公司 | Production process of motor iron core |
| CN114083229B (en) * | 2021-11-04 | 2022-11-29 | 东芝水电设备（杭州）有限公司 | Method for manufacturing annular thick plate magnet yoke |
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| US20020079770A1 (en) * | 2000-12-26 | 2002-06-27 | Industrial Technology Research Institute | Permanent magnet rotor having magnet positioning and retaining means |
| CN1750358A (en) * | 2004-09-15 | 2006-03-22 | Lg电子株式会社 | Stator of motor and method of manufacturing the same |
| JP4578460B2 (en) * | 2006-08-08 | 2010-11-10 | 株式会社三井ハイテック | Manufacturing method of stator laminated iron core |
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| JP3282521B2 (en) * | 1996-07-08 | 2002-05-13 | トヨタ自動車株式会社 | Reluctance motor |
| JP2001292542A (en) * | 2000-04-05 | 2001-10-19 | Nissan Motor Co Ltd | Manufacturing method for stator core of motor and stator |
| CN101667755A (en) * | 2009-09-30 | 2010-03-10 | 徐锦蓉 | Stator structure of direct current variable frequency motor |
| CN203445710U (en) * | 2013-09-09 | 2014-02-19 | 苏州腾龙电机科技有限公司 | Motor |
| CN203445704U (en) * | 2013-09-09 | 2014-02-19 | 苏州腾龙电机科技有限公司 | Iron core structure and motor |
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2013
- 2013-09-09 CN CN201310404336.XA patent/CN103475170B/en not_active Expired - Fee Related
- 2013-12-24 WO PCT/CN2013/090380 patent/WO2015032160A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020079770A1 (en) * | 2000-12-26 | 2002-06-27 | Industrial Technology Research Institute | Permanent magnet rotor having magnet positioning and retaining means |
| CN1750358A (en) * | 2004-09-15 | 2006-03-22 | Lg电子株式会社 | Stator of motor and method of manufacturing the same |
| JP4578460B2 (en) * | 2006-08-08 | 2010-11-10 | 株式会社三井ハイテック | Manufacturing method of stator laminated iron core |
| CN202550703U (en) * | 2012-04-26 | 2012-11-21 | 江门市地尔汉宇电器股份有限公司 | Bent U-shaped stator core as well as permanent magnetic motor and water pump using same |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| DE112020006143T5 (en) | 2019-12-18 | 2022-10-06 | Maglab Limited | MAGNETIC CORE ARRANGEMENT AND MANUFACTURING METHOD THEREOF |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015032160A1 (en) | 2015-03-12 |
| CN103475170B (en) | 2015-05-20 |
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