CN102340219B - Stator disassembling tool for low-power electromotor - Google Patents
Stator disassembling tool for low-power electromotor Download PDFInfo
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- CN102340219B CN102340219B CN 201110274374 CN201110274374A CN102340219B CN 102340219 B CN102340219 B CN 102340219B CN 201110274374 CN201110274374 CN 201110274374 CN 201110274374 A CN201110274374 A CN 201110274374A CN 102340219 B CN102340219 B CN 102340219B
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- mandrel
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- round platform
- expansion set
- power motor
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- 230000004323 axial length Effects 0.000 claims description 6
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- 238000000034 method Methods 0.000 description 3
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- 230000002950 deficient Effects 0.000 description 1
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Abstract
The invention discloses a stator disassembling tool for a low-power electromotor, which comprises a mandrel (1), an expansion sleeve (2), a pressing plate (3) and a locking nut (4). The mandrel (1) is a column and is provided with a circular truncated cone; the axial line of the circular truncated cone is coincident with that of the column; the end part of the mandrel (1) on one side of the small end of the circular truncated cone of the mandrel (1) is provided with threads; the expansion sleeve (2) is provided with three elastic grooves; the symmetrical central surfaces of two side surfaces of each elastic groove are coincident with the axial line of the mandrel (1) and are in taper fit with the circular truncated cone of the mandrel (1) through the conical surface of the expansion sleeve (2); the elastic grooves are distributed uniformly on the circumference of the cross section of the expansion sleeve (2); the pressing plate (3) is sleeved on one side of the small end of the circular truncated cone of the mandrel (1); and the locking nut (4) is sleeved on the mandrel (1) and is connected through the threads. By adopting the technical scheme, the effect of disassembling a stator of the low-power motor is improved; the stator is guaranteed to be complete; and further, a base is not damaged.
Description
Technical field
The invention belongs to the technical field of small power motor structure.Specifically, the present invention relates to the stator dismounting tool of small power motor.
Background technology
In the prior art, adopt the small power motor of U-shaped support can save rear end cap, but the small power motor of U-shaped support exists following problem always:
When small power motor need be dismantled stator, can only adopt several push rods to be inserted to stator yoke section from the support bottom vents and withdraw from stator at forcing press, usually damage stator and support and dangerous.
Summary of the invention
For defects, the invention provides a kind of stator dismounting tool of small power motor, its objective is and improve small power motor stator dismounting effect, guarantee that the intact and support of stator is not damaged.
To achieve these goals, the technical scheme taked of the present invention is:
The stator dismounting tool of this small power motor provided by the present invention comprises mandrel, expansion set, pressing plate, locking nut, it is characterized in that:
Described mandrel is column and is provided with round platform, the axis of this round platform and the dead in line of this column;
The mandrel end of round platform small end one side of described mandrel is provided with screw thread;
Described expansion set is established 3 elastic grooves, the symmetrical centre face of described elastic groove two sides and the dead in line of described mandrel, and the conical surface by expansion set cooperates with the truncated cone-shaped tapering of described mandrel;
On the circumference of the cross section of described expansion set, described elastic groove evenly distributes;
Described pressing plate is enclosed within round platform small end one side of mandrel;
Described locking nut is enclosed within on the mandrel and is threaded connection.
Novelty of the present invention, creativeness and practicality also are embodied in the following more detailed and concrete technical scheme, can realize better goal of the invention:
The end face of the large end of round platform of described mandrel to mandrel without the end face distance of screw thread one end greater than 1/2nd of mandrel overall length;
The round platform axial length of described mandrel is not more than the axial length of expansion set;
Described expansion set radially protrudes 2mm with the outer rim of the end face that the large end of round platform of mandrel cooperates.
The present invention adopts technique scheme, compared with prior art, has improved small power motor stator dismounting effect, has guaranteed that the intact and support of stator is not damaged yet.
Description of drawings
The below is briefly described the expressed content of each width of cloth accompanying drawing of this specification and the mark among the figure:
Fig. 1 is structural representation of the present invention;
Fig. 2 is the schematic diagram of stator dismounting tool in the structure shown in Figure 1.
Be labeled as among the figure:
1, mandrel, 2, expansion set, 3, pressing plate, 4, locking nut, 5, stator, 6, support.
Embodiment
The below contrasts accompanying drawing, by the description to embodiment, effect and operation principle, manufacturing process and operation using method etc. to the mutual alignment between the shape of the specific embodiment of the present invention such as related each member, structure, the each several part and annexation, each several part, be described in further detail, to help those skilled in the art inventive concept of the present invention, technical scheme had more complete, accurate and deep understanding.
The of the present invention structure expressed such as Fig. 1, Fig. 2 is a kind of stator dismounting tool of small power motor, comprises mandrel 1, expansion set 2, pressing plate 3, locking nut 4.
In order to solve the problem that exists at the described present known technology of this specification background technology part and to overcome its defective, realize improving small power motor stator dismounting effect, guarantee the goal of the invention that stator is intact and support is not damaged, the technical scheme that the present invention takes is:
As shown in Figure 1 and Figure 2, the stator dismounting tool of this small power motor provided by the present invention comprises mandrel 1, expansion set 2, pressing plate 3, locking nut 4, and described mandrel 1 is for column and be provided with round platform, the axis of this round platform and the dead in line of this column; Mandrel 1 end of round platform small end one side of described mandrel 1 is provided with screw thread; Described expansion set 2 is established 3 elastic grooves, the symmetrical centre face of described elastic groove two sides and the dead in line of described mandrel 1, and the conical surface by expansion set 2 cooperates with the truncated cone-shaped tapering of described mandrel 1; On the circumference of the cross section of described expansion set 2, described elastic groove evenly distributes; Described pressing plate 3 is enclosed within round platform small end one side of mandrel 1; Described locking nut 4 is enclosed within on the mandrel 1 and is threaded connection.
Adopt such scheme, the mandrel of small power motor stator dismounting tool, expansion set are put into stator Inner circle from U-shaped support opening part, behind mandrel cover top board, make expansion set identical and fixing with stator Inner circle by screwing locking nut, aim at the end face of mandrel pressurization that bearing chamber hole, U-shaped support bottom surface passes at forcing press again stator is extruded, can guarantee that the intact and support of stator is not damaged.
Embodiment one:
As shown in Figure 1, the end face of the large end of round platform of the mandrel described in the present invention 1 to mandrel 1 without the end face distance of screw thread one end greater than 1/2nd of mandrel 1 overall length.
Adopt such scheme, guaranteed that the mandrel of stator dismounting tool passes U-shaped support bottom surface and extrudes smoothly stator.
Embodiment two:
As shown in Figure 2, the round platform axial length of the mandrel described in the present invention 1 is not more than the axial length of expansion set 2.
Adopt such scheme, guaranteed that the expansion set of stator dismounting tool coincide with stator Inner circle, so that stator dismounting is convenient.
Embodiment three:
As shown in Figure 2, the outer rim of the end face that cooperates with the large end of round platform of mandrel 1 of the expansion set described in the present invention 2 is radially protruded 2mm.
Adopt such scheme, guaranteed that the expansion set of stator dismounting tool is fixed with stator faces, guarantee the stator dismounting effect.
The above has carried out exemplary description to the present invention by reference to the accompanying drawings; obviously specific implementation of the present invention is not subjected to the restriction of aforesaid way; as long as adopted the improvement of the various unsubstantialities that method of the present invention design and technical scheme carry out; or without improving design of the present invention and technical scheme are directly applied to other occasion, all within protection scope of the present invention.
Claims (4)
1. the stator dismounting tool of a small power motor comprises mandrel (1), expansion set (2), pressing plate (3), locking nut (4), it is characterized in that:
Described mandrel (1) is for column and be provided with round platform, the axis of this round platform and the dead in line of this column;
Mandrel (1) end of round platform small end one side of described mandrel (1) is provided with screw thread;
Described expansion set (2) is established 3 elastic grooves, the dead in line of the symmetrical centre face of described elastic groove two sides and described mandrel (1), and the conical surface by expansion set (2) cooperates with the truncated cone-shaped tapering of described mandrel (1);
On the circumference of the cross section of described expansion set (2), described elastic groove evenly distributes;
Described pressing plate (3) is enclosed within round platform small end one side of mandrel (1);
Described locking nut (4) is enclosed within mandrel (1) upward and is threaded connection.
2. according to the stator dismounting tool of small power motor claimed in claim 1, it is characterized in that: the end face of the large end of round platform of described mandrel (1) to mandrel (1) without the end face distance of screw thread one end greater than 1/2nd of mandrel (1) overall length.
3. according to the stator dismounting tool of small power motor claimed in claim 1, it is characterized in that: the round platform axial length of described mandrel (1) is not more than the axial length of expansion set (2).
4. according to the stator dismounting tool of small power motor claimed in claim 1, it is characterized in that: described expansion set (2) radially protrudes 2mm with the outer rim of the end face that the large end of round platform of mandrel (1) cooperates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110274374 CN102340219B (en) | 2011-09-06 | 2011-09-06 | Stator disassembling tool for low-power electromotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110274374 CN102340219B (en) | 2011-09-06 | 2011-09-06 | Stator disassembling tool for low-power electromotor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102340219A CN102340219A (en) | 2012-02-01 |
| CN102340219B true CN102340219B (en) | 2013-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110274374 Active CN102340219B (en) | 2011-09-06 | 2011-09-06 | Stator disassembling tool for low-power electromotor |
Country Status (1)
| Country | Link |
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| CN (1) | CN102340219B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103887930B (en) * | 2012-12-21 | 2016-08-17 | 南京梅山冶金发展有限公司 | A kind of device for dismounting valve driving machine iron core |
| CN103107653B (en) * | 2013-02-07 | 2015-02-04 | 上海博泽电机有限公司 | Damage prevention dismounting device and dismounting method of small-scale motor |
| CN104485786A (en) * | 2015-01-08 | 2015-04-01 | 张志雄 | Manufacturing method of disc type synchronous belt wheel motor |
| CN106026556B (en) * | 2016-08-02 | 2018-11-27 | 武汉华大新型电机科技股份有限公司 | A kind of assembled piece type motor stator integrally spells round method |
| CN106670876A (en) * | 2017-01-23 | 2017-05-17 | 佛山市德琞科技有限公司 | Stator processing positioning device and positioning method |
| CN116231976B (en) * | 2023-05-10 | 2023-07-25 | 广东安承动力科技有限公司 | Frock is dismantled to synchronous servo motor's of permanent magnetism rotatory change rotor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0622886A1 (en) * | 1993-04-30 | 1994-11-02 | Siemens Aktiengesellschaft | Motor, in particular electric motor, with an adjustable axial play between the rotor and the stator |
| CN201122882Y (en) * | 2007-12-06 | 2008-09-24 | 湘潭电机股份有限公司 | Device for permanent magnet motor stator and rotor assembly |
| CN102201720A (en) * | 2010-08-19 | 2011-09-28 | 中国航空工业第六一八研究所 | Method and device for molding stator core with helix angle |
| CN202183706U (en) * | 2011-09-06 | 2012-04-04 | 芜湖通力电机有限责任公司 | Stator dismounting tool of fractional electric motor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4894331B2 (en) * | 2005-04-11 | 2012-03-14 | 日本電産株式会社 | Brushless motor |
-
2011
- 2011-09-06 CN CN 201110274374 patent/CN102340219B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0622886A1 (en) * | 1993-04-30 | 1994-11-02 | Siemens Aktiengesellschaft | Motor, in particular electric motor, with an adjustable axial play between the rotor and the stator |
| CN201122882Y (en) * | 2007-12-06 | 2008-09-24 | 湘潭电机股份有限公司 | Device for permanent magnet motor stator and rotor assembly |
| CN102201720A (en) * | 2010-08-19 | 2011-09-28 | 中国航空工业第六一八研究所 | Method and device for molding stator core with helix angle |
| CN202183706U (en) * | 2011-09-06 | 2012-04-04 | 芜湖通力电机有限责任公司 | Stator dismounting tool of fractional electric motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102340219A (en) | 2012-02-01 |
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