CN203398887U - Offset apparatus for rotor core of motor - Google Patents
Offset apparatus for rotor core of motor Download PDFInfo
- Publication number
- CN203398887U CN203398887U CN201320418118.7U CN201320418118U CN203398887U CN 203398887 U CN203398887 U CN 203398887U CN 201320418118 U CN201320418118 U CN 201320418118U CN 203398887 U CN203398887 U CN 203398887U
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- China
- Prior art keywords
- rotor core
- angle
- keyway
- rotating shaft
- dislocation
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- Expired - Fee Related
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Abstract
The utility model relates to an offset apparatus for a rotor core of a motor. The offset apparatus comprises a rotor core and a rotating shaft, wherein two keyways are arranged on the rotor core in a circumferential direction, and the rotor core cooperates with a rotating shaft with a keyway. Three offset angles can be obtained by adjusting the cooperation among the rotating shaft and two keyways on the rotor core, thereby solving the problem that the rotating shaft is high in processing difficulty, and high in requirement over offset angle precision of the keyways on the rotating shaft.
Description
Technical field
The utility model relates to a kind of rotor core, specifically, is a kind of dislocation device of motor rotor core.
Background technology
DC brushless motor in the market, is generally on machine shaft, to have many keyways, and certain angle that staggers between its keyway then has a keyway on rotor core, cooperatively interacts between the two, with this, obtains different iron core dislocation angles.But rotating shaft processing like this, not only difficulty is larger, and also high to the dislocation angle required precision of the keyway on it.
Summary of the invention
The purpose of this utility model is to provide a kind of dislocation device of motor rotor core, on rotor core, has two keyways, coordinates with the rotating shaft that has a keyway, by adjusting the cooperation of two keyways on iron core, obtains the angle of three kinds of dislocation.Improve working (machining) efficiency, reduce difficulty of processing.
For achieving the above object, the utility model provides a kind of dislocation device of motor rotor core, comprises rotor core and rotating shaft, and described rotor core circumferentially has two keyways, cooperatively interacts with the rotating shaft that has a keyway; Described rotating shaft, by adjusting and the coordinating of two keyways on rotor core, obtains the third angle that misplaces.Solve the processing of rotating shaft, difficulty is just larger, the high problem of dislocation angle required precision to the keyway on it.
Further improvement of the utility model is: rotor core is circumferentially made to plane right-angle coordinate, and iron core keyway one is positioned at the second quadrant, and its center line and Y-axis angle are α °; Iron core keyway two is positioned at third quadrant, and its center line and X-axis angle are β °, and the third dislocation angle is 2 α degree.When giving α=2.5 °, during β=37.5 °, after rotation coordinates, the third dislocation angle of assembling is 5 °.
Further improvement of the utility model is: rotor core is circumferentially made to plane right-angle coordinate, and iron core keyway one is positioned at the second quadrant, and its center line and Y-axis angle are α °; Iron core keyway two is positioned at third quadrant, and its center line and X-axis angle are β °, and the third dislocation angle is alpha+beta-30 degree.When giving α=2.5 °, during β=37.5 °, after rotation coordinates, the third dislocation angle of assembling is 10 °.
Further improvement of the utility model is: rotor core is circumferentially made to plane right-angle coordinate, and iron core keyway one is positioned at the second quadrant, and its center line and Y-axis angle are α °; Iron core keyway two is positioned at third quadrant, and its center line and X-axis angle are β °, and the third dislocation angle is 2 β-60 degree.When giving α=2.5 °, during β=37.5 °, after rotation coordinates, the third dislocation angle of assembling is 15 °.
The beneficial effects of the utility model are: simple in structure, easy to operate, raise the efficiency, and reduce difficulty of processing, improve motor performance.
Accompanying drawing explanation
Fig. 1 is that the utility model is without the structure diagram of rotating shaft;
Fig. 2 is the structure diagram of embodiment 1;
Fig. 3 is that embodiment 2 is without the structure diagram of rotating shaft;
Fig. 4 is the structure diagram of embodiment 1;
Drawing reference numeral: 1-rotor core, 2-rotating shaft, 3-iron core keyway one, 4-iron core keyway two, 5-rotating shaft keyway.
Embodiment
In order to deepen, to understanding of the present utility model, below in conjunction with drawings and Examples, the utility model to be described in further detail.
Referring to accompanying drawing 1, the utility model proposes a kind of dislocation device of motor rotor core, comprise rotor core 1 and rotating shaft 2, described rotor core 1 circumferentially has two keyways, cooperatively interacts with the rotating shaft 2 that has a keyway; Described rotating shaft, by adjusting and the coordinating of two keyways on rotor core 1, obtains the third angle that misplaces.
By reference to the accompanying drawings 2, rotor core 1 is circumferentially made to plane right-angle coordinate, iron core keyway 1 is positioned at the second quadrant, and its center line and Y-axis angle are α °; Iron core keyway 24 is positioned at third quadrant, and its center line and X-axis angle are β °, and the third dislocation angle is 2 α degree.When giving α=2.5 °, during β=37.5 °, after rotation coordinates, the third dislocation angle of assembling is 5 °.
Embodiment 2
By reference to the accompanying drawings 3, rotor core 1 is circumferentially made to plane right-angle coordinate, iron core keyway 1 is positioned at the second quadrant, and its center line and Y-axis angle are α °; Iron core keyway 24 is positioned at third quadrant, and its center line and X-axis angle are β °, and the third dislocation angle is alpha+beta-30 degree.When giving α=2.5 °, during β=37.5 °, after rotation coordinates, the third dislocation angle of assembling is 10 °.
By reference to the accompanying drawings 4, rotor core 1 is circumferentially made to plane right-angle coordinate, iron core keyway 1 is positioned at the second quadrant, and its center line and Y-axis angle are α °; Iron core keyway 24 is positioned at third quadrant, and its center line and X-axis angle are β °, and the third dislocation angle is 2 β-60 degree.When giving α=2.5 °, during β=37.5 °, after rotation coordinates, the third dislocation angle of assembling is 15 °.
The whole course of processing is simply not complicated, and difficulty of processing reduces, and simplifies technique and enhances productivity simultaneously, and improved motor performance.
Claims (4)
1. a dislocation device for motor rotor core, is characterized in that: comprise rotor core (1) and rotating shaft (2), described rotor core (1) circumferentially has two keyways, cooperatively interacts with the rotating shaft (2) that has a keyway; Described rotating shaft, by adjusting and the coordinating of two keyways on rotor core (1), obtains the third angle that misplaces.
2. the dislocation device of a kind of motor rotor core according to claim 1, is characterized in that: rotor core (1) is circumferentially made to plane right-angle coordinate, and iron core keyway one (3) is positioned at the second quadrant, and its center line and Y-axis angle are α °; Iron core keyway two (4) is positioned at third quadrant, and its center line and X-axis angle are β °, and after rotation coordinates, the third dislocation angle is 2 α degree.
3. the dislocation device of a kind of motor rotor core according to claim 1, is characterized in that: rotor core (1) is circumferentially made to plane right-angle coordinate, and iron core keyway one (3) is positioned at the second quadrant, and its center line and Y-axis angle are α °; Iron core keyway two (4) is positioned at third quadrant, and its center line and X-axis angle are β °, and after rotation coordinates, the third dislocation angle is alpha+beta-30 degree.
4. the dislocation device of a kind of motor rotor core according to claim 1, is characterized in that: rotor core (1) is circumferentially made to plane right-angle coordinate, and iron core keyway one (3) is positioned at the second quadrant, and its center line and Y-axis angle are α °; Iron core keyway two (4) is positioned at third quadrant, and its center line and X-axis angle are β °, and after rotation coordinates, the third dislocation angle is 2 β-60 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320418118.7U CN203398887U (en) | 2013-07-15 | 2013-07-15 | Offset apparatus for rotor core of motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320418118.7U CN203398887U (en) | 2013-07-15 | 2013-07-15 | Offset apparatus for rotor core of motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203398887U true CN203398887U (en) | 2014-01-15 |
Family
ID=49910385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320418118.7U Expired - Fee Related CN203398887U (en) | 2013-07-15 | 2013-07-15 | Offset apparatus for rotor core of motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203398887U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108679193A (en) * | 2018-07-12 | 2018-10-19 | 余姚市华泰邦威泵业有限公司 | Transmission gear and synchronous gear transmission device and impeller pump |
-
2013
- 2013-07-15 CN CN201320418118.7U patent/CN203398887U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108679193A (en) * | 2018-07-12 | 2018-10-19 | 余姚市华泰邦威泵业有限公司 | Transmission gear and synchronous gear transmission device and impeller pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Xu Jin Inventor after: Zhang Changqiao Inventor after: Wang Jinsong Inventor before: Wang Jinsong Inventor before: Xu Jin |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: WANG JINSONG XU JIN TO: XU JIN ZHANG CHANGQIAO WANG JINSONG |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140115 Termination date: 20180715 |