CN101951038A - Motor stator core and manufacturing method thereof - Google Patents
Motor stator core and manufacturing method thereof Download PDFInfo
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- CN101951038A CN101951038A CN 201010282461 CN201010282461A CN101951038A CN 101951038 A CN101951038 A CN 101951038A CN 201010282461 CN201010282461 CN 201010282461 CN 201010282461 A CN201010282461 A CN 201010282461A CN 101951038 A CN101951038 A CN 101951038A
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Abstract
The invention relates to a motor stator core and a manufacturing method thereof. The stator core is applicable to any motor and is especially applicable to an elevator tractor. The motor stator core comprises a plurality of I-shaped stator core main bodies (1) for assembly and an insulating framework (2), wherein the number of the stator core main bodies (1) is 36 (but not limited to 36), the I-shaped structures with the same shape can be mutually assembled into a complete stator core of a circular motor, both side faces of each stator core main body (1) are respectively provided with a concave circle (3) and/or convex circle (4), and the concave circles (3) and the convex circles (4) on two adjacent stator core main bodies (1) can be mutually inserted and connected; and the insulating framework (2) is wrapped outside the stator core main bodies (1). The invention also provides a manufacturing method of the motor stator core. The motor stator core with a split type structure has the advantages of simple structure, convenient manufacturing, easy assembly and lamination, high material utilization rate, high dimensional accuracy and the like.
Description
Technical field
Patent of the present invention relates to stator core of a kind of motor and preparation method thereof, and stator core is applicable to any motor, is particularly useful for elevator traction machine.
Background technology
Traditional elevator traction machine stator core is a full circle shape structure, is distributing above to design desired groove number, and the manufacture method that this structure is traditional is: one, the silicon steel sheet plate is passed through the direct punching out of punch press, again to passing through welding or riveting molding behind its closed assembly.The shortcoming of this technology is the stock layout difficulty, angle material and middle rounded material can't use around punching press was remaining, these are blanking punched to be slatterned when refuse, stock utilization has only about 30%, even with these blanking punched utilizations once more, also be subjected to the different restriction of specification, can produce blanking punchedly equally, the waste of more material is inevitable; Two, be comparatively new-type coiling technology, it is that a kind of to substitute traditional silicon steel sheet plate with silicon steel sheet band material be raw material, by punching out cog belt → screw winding → laminate → weld → push and moulding, though this manufacture method can improve the utilance of material, but still there is certain shortcoming, for example the band material easily produces flexural deformation in winding process, also be easy to generate mutual interference between the cog belt material teeth groove, thereby cause internal diameter or external diameter to produce plastic deformation, the control of dimensional accuracy and positional precision is difficult, thereby motor properties is produced harmful effect.In a word, full circle shape stator core construction exists shortcomings such as complex manufacturing technology, material requirements height and material use rate variance, assembling difficulty.
Chinese patent by retrieval, the invention of relevant motor aspect is many, but the stator core construction that does not relate to motor of the present invention, structure of the present invention and manufacture method particularly do not appear being similar in the invention of the stator core manufacture method of the motor that just not the present invention relates in the elevator traction machine field yet.
Summary of the invention
The purpose of this invention is to provide stator core of a kind of motor and preparation method thereof, to overcome the shortcoming that prior art exists, stator core of the present invention is the breakdown structure, carry out assembly unit and laminate the stator core that constitutes a complete annular motor by several stator core main body monolithics that are I shape, stator core provided by the invention can be applicable on any motor, be particularly useful for elevator traction machine; Manufacture method of the present invention has thoroughly solved the low problem of stock utilization that traditional manufacturing process with silicon steel sheet sheet-metal press working closed assembly is brought, solve the problem of flexural deformation, band material plastic deformation and the bad control of dimensional accuracy that the stator core manufacturing adopts the coiling technology to be brought simultaneously, have the good and high advantage of dimensional accuracy of stock utilization, and have manufacture method simple easily, laminate and advantage such as assembly unit is convenient.
Concrete technology contents of the present invention mark in conjunction with the accompanying drawings is described below.
The stator core of motor of the present invention, comprise, carry out assembly unit and laminate constituting by several stator core main bodys 1 that are I shape, with insulation framework 2, wherein, the shape of described stator core main body 1 is identical, be generally 36 (but not being restricted to 36), the two sides of described quantity stator core main body 1 are provided with recessed circle 3 and/or dome 4 respectively, the quantity of described recessed circle 3 and dome 4 is not limit, and the satisfied recessed circle 3 that faces mutually on two stator core main bodys 1 can patch the stator core that is assembled into a complete annular motor mutually with dome 4 and laminate, or stator core main body 1 laminated assembly unit mutually earlier, described insulation framework 2 outer wrapping on the stator core main body 1 again.Described stator core main body 1 can be the stator core main body 1 that is divided into several I shapes along the stator slot center line 5 of former unitary stator iron core, formation is the I-shaped structure at center with stator tooth 6, and the quantity of stator core main body 1 depends on the stator core size of elevator traction machine.Location when the centre of described each stator core main body 1 has aperture 7 as assembly unit and be pressed into support after fastening.
The present invention provides a kind of manufacture method of stator core of above-mentioned motor in addition, mainly being divided into following four steps finishes, one, with punch press silicon steel sheet is become to be the monolithic of the stator core main body 1 of I shape according to pre-design punching out, and guarantee that there are recessed circle (3) and/or dome (4) in the two sides of each stator core main body (1); Two, laminate assembly unit mutually more earlier according to the stator core that laminates into a complete annular motor after the monolithic assembly unit of design with a plurality of stator core main bodys (1), or with stator core main body (1); Wherein laminate with the sequencing of assembly unit and do not limit, but the recessed circle 3 on two stator core main bodys 1 that will guarantee to face mutually can patch mutually with dome 4 and is connected; Three, make insulation framework 2 according to pre-design; Four, the direct insulation framework 2 of suit forming on the stator core of annular motor complete after the assembly unit, and it is outer to improve coiling speed and quality that winding directly is wound on insulation framework 2 by automatic coil winding machine.
Because the stator core of motor of the present invention is the breakdown structure, be the stator core that laminates into a complete annular motor after the stator core main body monolithic assembly unit of I shape by several, have simple in structure, easy to make, assembly unit and laminate easily, high, the dimensional accuracy advantages of higher of stock utilization, overcome the shortcoming that prior art exists, stator core provided by the invention can be applicable on any motor, be particularly useful for elevator traction machine; Manufacture method of the present invention, solve the low problem of stock utilization that traditional manufacturing process because of silicon steel sheet sheet-metal press working closed assembly is brought, solve the problem of flexural deformation, band material plastic deformation and the bad control of dimensional accuracy that the stator core manufacturing adopts the coiling technology to be brought simultaneously, have and improve stock utilization and dimensional accuracy, have simultaneously manufacture method simple easily, laminate and advantage such as assembly unit is convenient.
Description of drawings
Fig. 1 is structural representation of the present invention (local figure).
Indicate among the figure: 1, stator core main body, 2, insulation framework, 3, recessed circle, 4, dome, 5, the stator slot center line, 6, stator tooth, 7, aperture.
Embodiment
Further specify detailed technology mode of the present invention and embodiment below in conjunction with accompanying drawing.
Accompanying drawing 1 is structural representation of the present invention (local figure), it is a most preferred embodiment of the present invention, 1 can illustrate that stator core of the present invention is stator core main body 1 assembly unit of " worker " font by several and is overrided to form in conjunction with the accompanying drawings, can think that also traditional stator core is divided into several stator core main bodys 1 that are I shape along the stator slot center line to carry out assembly unit again and laminate into a full circle type stator core, forming with the tooth is " worker " font structure at center; Wherein, assembly unit and the sequencing that laminates do not limit, and the quantity of cutting apart depends on the groove number of traction machine design, and this structure is applicable to the stator core of any grooved.Each I shape stator core main body 1 is the center with the stator tooth, about the grooved that respectively distributes half, adjacent two stator core main body 1 assembly units can obtain a complete profile of groove, this structure is applicable to the stator core of any grooved.Stator core main body of the present invention 1 is because volume is little, except grooved partly be blanking punched, almost do not have other waste material generation, fully improved the utilance of material.The present invention also needs to have aperture 7 in the centre of each stator core main body 1, and 7 pairs of motor properties of aperture are influence not, but the location when only doing assembly unit and be pressed into support after fastening usefulness.This fixed form has been strengthened the integrally-built stability of stator core, has reduced the dimension precision requirement of fitting recess, has reduced the processing cost of groove, is created in the stress of groove face in the time of relaxing the motor assembling simultaneously effectively.Stator core main body 1 of the present invention can adopt the direct punching out of punch press, technology through routine laminates moulding, its simple and reliable process, the control mode maturation, motor performance is had no adverse effect, tonnage number to punching apparatus requires to reduce greatly simultaneously, and the punch press of little tonnage gets final product the stator punching of punching out all size traction machine, has reduced the input and the amortization charge of equipment.
The present invention is because of adopting said stator iron core main body 1, so cancelled the insulating paper of all size, change into and adopt the insulation framework 2 of straight forming to be enclosed within on the stator core main body 1, and winding directly can be wound on outside the insulation framework by automatic coil winding machine, improved coiling speed and quality.Insulation framework 2 adopts resistant to elevated temperatures insulating material, during with 1 assembling of stator core main body, two insulation framework 2 make-ups, the flute profile inside of stator core main body 1 is surrounded fully, after stator core main body 1 and insulation framework 2 assemblings are finished, directly coiling enamelled wire in the groove of insulation framework 2 need not materials such as other insulating papers; Again the recessed circle 3 of 36 stator core main bodys 1 is connected one by one with dome 4 and is assembled into the whole ring form stator core; During adjacent two stator core main body 1 assembly units, rely on the dome 4 of one side to dock 36 grooves of formation mutually with the recessed circle 3 of another stator core main body 1 side, wherein, the recessed circle (3) of side and dome (4) quantity are not limit; Utilize each stator core main body 1 middle aperture 7 to add the bolt location in the assembly unit process, be assembled into whole back and clamp, the inside and outside circle size after the maintenance assembly unit with anchor ear; After dipping lacquer is finished, again anchor ear is unclamped, finish the making of a stator iron core after unclamping; At last stator core is pressed in the support, stator core is fixed in the groove of assembling by the aperture 7 in the middle of each iron core main body 1.Adopt said structure, the utilance of material has arrived more than 70%, and manufacturing process is simple and reliable simultaneously.
The present invention only is described in detail with regard to a most preferred embodiment of the present invention; but can not be interpreted as restriction to other modes of the invention process; everyly further improve and similar or identical scheme on basis of the present invention, all being considered as is the scope that the present invention asks for protection.
Claims (4)
1. the stator core of a motor, it is characterized in that: comprise, be stator core main body (1) assembly unit of I shape and laminate formation by several, and insulation framework (2), wherein, described stator core main body (1) shape is identical, quantity is generally 36 (but not being restricted to 36), the two sides of described each stator core main body (1) are provided with recessed circle (3) and/or dome (4) respectively, wherein, the recessed circle (3) of stator core main body (1) side and dome (4) quantity are not limit, and the satisfied recessed circle (3) that faces mutually on two stator core main bodys (1) can patch the stator core that is assembled into a complete annular motor mutually with dome (4) and laminate, or stator core main body (1) laminated assembly unit mutually earlier again, described insulation framework (2) is outer to wrap on the stator core main body (1).
2. the stator core of motor according to claim 1, it is characterized in that: described stator core main body (1) can be the stator core main body (1) that is divided into several I shapes along the stator slot center line (5) of former unitary stator iron core, formation is the I-shaped structure at center with stator tooth (6), and the quantity of stator core main body (1) depends on the stator core size of elevator traction machine.
3. the stator core of motor according to claim 1 is characterized in that: the location the when centre of described each stator core main body (1) has aperture (7) as assembly unit and be pressed into support after fastening.
4. the manufacture method of the stator core of the described motor of claim 1 is characterized in that: divide following four steps to finish, and one, with punch press silicon steel sheet is become to be the monolithic of the stator core main body (1) of I shape according to pre-design punching out; And there are recessed circle (3) and/or dome (4) in the two sides that guarantee each stator core main body (1); Two, laminate assembly unit mutually more earlier according to the stator core that laminates into a complete annular motor after the monolithic assembly unit of design with a plurality of stator core main bodys (1), or with stator core main body (1); Three, make insulation framework (2) according to pre-design; Four, the direct insulation framework (2) of suit forming on the stator core of the annular motor after the assembly unit, and winding directly is wound on outside the insulation framework (2) by automatic coil winding machine, coiling speed and quality improved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010282461 CN101951038A (en) | 2010-09-13 | 2010-09-13 | Motor stator core and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010282461 CN101951038A (en) | 2010-09-13 | 2010-09-13 | Motor stator core and manufacturing method thereof |
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| CN101951038A true CN101951038A (en) | 2011-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010282461 Pending CN101951038A (en) | 2010-09-13 | 2010-09-13 | Motor stator core and manufacturing method thereof |
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| CN (1) | CN101951038A (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102248399A (en) * | 2011-07-14 | 2011-11-23 | 姚牧 | Roll forming machine for combined stator |
| CN102522867A (en) * | 2011-12-31 | 2012-06-27 | 广东朗能电器有限公司 | Single phase capacitor motor and manufacturing method thereof |
| CN102545414A (en) * | 2012-01-04 | 2012-07-04 | 鹤山市明可达实业有限公司 | Externally rotating stator and manufacturing method thereof |
| CN103051116A (en) * | 2012-07-05 | 2013-04-17 | 尤春林 | Manufacturing method and special press fitting apparatus of partitioned stator of servo motor of sewing machine |
| CN103138422A (en) * | 2011-11-22 | 2013-06-05 | 罗伯特·博世有限公司 | Electromotor having segmented stator |
| CN103166383A (en) * | 2011-12-14 | 2013-06-19 | 鞍钢电气有限责任公司 | Stator punching piece again stacking method in repair process of large-scale motor |
| CN105305664A (en) * | 2014-07-26 | 2016-02-03 | 崔文剑 | Motor frame and disc type motor adopting same |
| CN108964384A (en) * | 2018-08-17 | 2018-12-07 | 杭州江南电机股份有限公司 | A kind of interior winding technologe of motor |
| US10214387B2 (en) | 2016-05-13 | 2019-02-26 | Otis Elevator Company | Magnetic elevator drive member and method of manufacture |
| US10587180B2 (en) | 2016-05-13 | 2020-03-10 | Otis Elevator Company | Magnetic elevator drive member and method of manufacture |
| CN111293854A (en) * | 2018-12-10 | 2020-06-16 | 安徽美芝制冷设备有限公司 | Stator assembly, motor, compressor and assembly method of stator assembly |
| CN113315268A (en) * | 2021-05-24 | 2021-08-27 | 珠海格力电器股份有限公司 | Stator assembly and motor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1178410A (en) * | 1996-09-30 | 1998-04-08 | 松下电器产业株式会社 | Core of rotary motor and manufacture thereof |
| CN2888726Y (en) * | 2006-02-24 | 2007-04-11 | 哈尔滨工业大学 | PM motor with plug-in internal stator |
| WO2007141907A1 (en) * | 2006-06-05 | 2007-12-13 | Mitsubishi Electric Corporation | Split type iron core and its manufacturing method, and stator iron core |
| CN101227106A (en) * | 2008-01-22 | 2008-07-23 | 宁波北斗科技有限公司 | Inline type electric machine iron core and manufacturing method thereof |
| CN201893624U (en) * | 2010-09-13 | 2011-07-06 | 浙江西子富沃德电机有限公司 | Stator core of motor |
-
2010
- 2010-09-13 CN CN 201010282461 patent/CN101951038A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1178410A (en) * | 1996-09-30 | 1998-04-08 | 松下电器产业株式会社 | Core of rotary motor and manufacture thereof |
| CN2888726Y (en) * | 2006-02-24 | 2007-04-11 | 哈尔滨工业大学 | PM motor with plug-in internal stator |
| WO2007141907A1 (en) * | 2006-06-05 | 2007-12-13 | Mitsubishi Electric Corporation | Split type iron core and its manufacturing method, and stator iron core |
| CN101227106A (en) * | 2008-01-22 | 2008-07-23 | 宁波北斗科技有限公司 | Inline type electric machine iron core and manufacturing method thereof |
| CN201893624U (en) * | 2010-09-13 | 2011-07-06 | 浙江西子富沃德电机有限公司 | Stator core of motor |
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102248399B (en) * | 2011-07-14 | 2013-03-20 | 姚牧 | Roll forming machine for combined stator |
| CN102248399A (en) * | 2011-07-14 | 2011-11-23 | 姚牧 | Roll forming machine for combined stator |
| CN103138422A (en) * | 2011-11-22 | 2013-06-05 | 罗伯特·博世有限公司 | Electromotor having segmented stator |
| CN103166383B (en) * | 2011-12-14 | 2016-09-14 | 鞍钢电气有限责任公司 | During a kind of large-size machine is repaired, stator punching code again fills method |
| CN103166383A (en) * | 2011-12-14 | 2013-06-19 | 鞍钢电气有限责任公司 | Stator punching piece again stacking method in repair process of large-scale motor |
| CN102522867A (en) * | 2011-12-31 | 2012-06-27 | 广东朗能电器有限公司 | Single phase capacitor motor and manufacturing method thereof |
| CN102545414A (en) * | 2012-01-04 | 2012-07-04 | 鹤山市明可达实业有限公司 | Externally rotating stator and manufacturing method thereof |
| CN103051116A (en) * | 2012-07-05 | 2013-04-17 | 尤春林 | Manufacturing method and special press fitting apparatus of partitioned stator of servo motor of sewing machine |
| CN103051116B (en) * | 2012-07-05 | 2017-04-12 | 贵溪泰来科技发展有限公司 | Manufacturing method and special press fitting apparatus of partitioned stator of servo motor of sewing machine |
| CN105305664A (en) * | 2014-07-26 | 2016-02-03 | 崔文剑 | Motor frame and disc type motor adopting same |
| CN105305664B (en) * | 2014-07-26 | 2017-11-17 | 崔文剑 | Motor skeleton and the disc type electric machine using the motor skeleton |
| US10214387B2 (en) | 2016-05-13 | 2019-02-26 | Otis Elevator Company | Magnetic elevator drive member and method of manufacture |
| US10587180B2 (en) | 2016-05-13 | 2020-03-10 | Otis Elevator Company | Magnetic elevator drive member and method of manufacture |
| CN108964384A (en) * | 2018-08-17 | 2018-12-07 | 杭州江南电机股份有限公司 | A kind of interior winding technologe of motor |
| CN108964384B (en) * | 2018-08-17 | 2020-08-25 | 杭州江南电机股份有限公司 | Internal winding process of motor |
| CN111293854A (en) * | 2018-12-10 | 2020-06-16 | 安徽美芝制冷设备有限公司 | Stator assembly, motor, compressor and assembly method of stator assembly |
| CN113315268A (en) * | 2021-05-24 | 2021-08-27 | 珠海格力电器股份有限公司 | Stator assembly and motor |
| CN113315268B (en) * | 2021-05-24 | 2022-07-26 | 珠海格力电器股份有限公司 | Stator assembly and motor |
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Application publication date: 20110119 |