CN203813551U - Disc type permanent magnetism motor rotor - Google Patents
Disc type permanent magnetism motor rotor Download PDFInfo
- Publication number
- CN203813551U CN203813551U CN201420128214.2U CN201420128214U CN203813551U CN 203813551 U CN203813551 U CN 203813551U CN 201420128214 U CN201420128214 U CN 201420128214U CN 203813551 U CN203813551 U CN 203813551U
- Authority
- CN
- China
- Prior art keywords
- magnetic sheet
- permanent magnet
- blocking plate
- rotor
- type permanent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000005389 magnetism Effects 0.000 title abstract 5
- 238000003466 welding Methods 0.000 claims abstract description 8
- 239000007787 solid Substances 0.000 claims description 10
- 239000000696 magnetic material Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 230000035699 permeability Effects 0.000 claims description 2
- 238000004080 punching Methods 0.000 claims description 2
- 239000002184 metal Substances 0.000 abstract description 11
- 239000000853 adhesive Substances 0.000 abstract description 2
- 230000001070 adhesive effect Effects 0.000 abstract description 2
- 230000000903 blocking effect Effects 0.000 abstract 7
- 230000007547 defect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
The utility model relates to the field of motors, and relates to a disc type permanent magnetism motor rotor. In the conventional disc type permanent magnetism motor, a permanent magnet is fixed to a metal magnetic blocking plate through an adhesive, which influences the improvements of power density, efficiency and usage reliability. In order to overcome the above mentioned defects, the utility model provides a disc type permanent magnetism motor rotor structure. The technical scheme is that a permanent magnet is fixed to a metal magnetic blocking plate through a magnetic fixing sheet, so that the permanent magnet is firmly connected to the metal magnetic blocking plate, connection reliability is improved, and power density and efficiency of the motor are improved. The disc type permanent magnetism motor rotor comprises a motor rotating shaft assembly and a rotor disc assembly. The motor rotating shaft assembly comprises a motor rotating shaft, a retainer ring and a flat key. The rotor disc assembly comprises a spindle sleeve, the metal magnetic blocking plate, the permanent magnet and the magnetic fixing sheet. The structural characteristics of the rotor are that the motor rotating shaft (1) is equipped with the retainer ring (2), the flat key (3), the spindle sleeve (4), the metal magnetic blocking plate (5), the permanent magnet (6) and the magnetic fixing sheet (7). The spindle sleeve (4) is in pressing and welding connection with the metal magnetic blocking plate (5). The metal magnetic blocking plate (5) is in point welding connection with the magnetic fixing sheet (7).
Description
Technical field
The utility model belongs to machine field, and the utility model relates to a kind of rotor, especially a kind of disc-type permanent magnet motor rotor.
Background technology
Existing traditional disc-type permanent magnet motor adopts adhesive that permanent magnet is fixed on motor metal gear magnetic sheet more, and this connected mode has affected the raising of power of motor density, efficiency and dependability widely.
Summary of the invention
In order to overcome the above-mentioned shortcoming of existing traditional disc-type permanent magnet motor, the utility model provides a kind of disc-type permanent magnet motor rotor structure, and this motor rotor construction connects reliably, technique is simple, is particularly suitable for manufacturing high rotating speed, high efficiency electric.
The utility model solves the technical scheme that its technical problem adopts:
Adopt solid magnetic sheet that permanent magnet is fixed to the structure on motor metal gear magnetic sheet, permanent magnet is closely connected with motor metal gear magnetic sheet, thereby has greatly increased the reliability connecting power density and the efficiency that improves motor.
This disc-type permanent magnet motor rotor is made up of machine shaft assembly and rotor disk assembly.Machine shaft assembly is made up of machine shaft, shaft block ring and flat key.Rotor disk assembly forms by keeping off magnetic sheet axle sleeve, motor metal gear magnetic sheet, permanent magnet and solid magnetic sheet.
The architectural feature of this disc-type permanent magnet motor rotor is: shaft block ring, flat key, gear magnetic sheet axle sleeve, gear magnetic sheet, permanent magnet and solid magnetic sheet are housed on machine shaft; Gear magnetic sheet axle sleeve is connected with the pressure welding of gear magnetic sheet, and gear magnetic sheet is connected with solid magnetic sheet spot welding.Gear magnetic sheet adopts permeability magnetic material punch forming, and it is shaped as concave-convex type disk; Gu magnetic sheet adopts non-magnet material punch forming, it is shaped as concave-convex type disk, and punching has several fan-shaped pylones and flange.
The beneficial effects of the utility model are:
1) permanent magnet is connected reliably with gear magnetic sheet.
2) technique is simple.
3) air gap is little, has improved magnetic energy utilization rate.
4) electric efficiency is high.
5) output torque is large.
6) slotless effect.
7) rotating speed is steady.
Brief description of the drawings
Further illustrate specific structural features of the present utility model below in conjunction with Figure of description and embodiment.
Fig. 1 is the overall installation diagram of disc-type permanent magnet motor rotor of the present utility model.The 1st, machine shaft, the 2nd, shaft block ring, the 3rd, flat key, the 4th, gear magnetic sheet axle sleeve, the 5th, gear magnetic sheet, the 6th, permanent magnet, the 7th, solid magnetic sheet.
Embodiment
In Fig. 1, shaft block ring 2, flat key 3, gear magnetic sheet axle sleeve 4, gear magnetic sheet 5, permanent magnet 6 and solid magnetic sheet 7 are housed on machine shaft 1; Gear magnetic sheet axle sleeve 4 is connected with 5 pressure weldings of gear magnetic sheet, and gear magnetic sheet 5 is connected with solid magnetic sheet 7 spot welding.
Claims (2)
1. a disc-type permanent magnet motor rotor, is characterized in that: disc-type permanent magnet motor rotor is made up of machine shaft assembly and rotor disk assembly; Machine shaft assembly is made up of machine shaft (1), shaft block ring (2) and flat key (3); Rotor disk assembly forms by keeping off magnetic sheet axle sleeve (4), gear magnetic sheet (5), permanent magnet (6) and solid magnetic sheet (7), gear magnetic sheet axle sleeve (4) is connected with the pressure welding of gear magnetic sheet (5), gear magnetic sheet (5) is connected with solid magnetic sheet (7) spot welding, gear magnetic sheet (5) adopts permeability magnetic material punch forming, and it is shaped as concave-convex type disk; Gu magnetic sheet (7) adopts non-magnet material punch forming, it is shaped as concave-convex type disk, and punching has several fan-shaped pylones and flange.
2. a kind of disc-type permanent magnet motor rotor according to claim 1, is characterized in that: shaft block ring (2), flat key (3), gear magnetic sheet axle sleeve (4), gear magnetic sheet (5), permanent magnet (6) and solid magnetic sheet (7) are housed on machine shaft (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420128214.2U CN203813551U (en) | 2014-03-17 | 2014-03-17 | Disc type permanent magnetism motor rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420128214.2U CN203813551U (en) | 2014-03-17 | 2014-03-17 | Disc type permanent magnetism motor rotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203813551U true CN203813551U (en) | 2014-09-03 |
Family
ID=51452253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420128214.2U Expired - Fee Related CN203813551U (en) | 2014-03-17 | 2014-03-17 | Disc type permanent magnetism motor rotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203813551U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104935097A (en) * | 2014-03-17 | 2015-09-23 | 山东省明康安托山特种机电有限公司 | Forming method and structure of disc type permanent magnet motor rotor |
-
2014
- 2014-03-17 CN CN201420128214.2U patent/CN203813551U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104935097A (en) * | 2014-03-17 | 2015-09-23 | 山东省明康安托山特种机电有限公司 | Forming method and structure of disc type permanent magnet motor rotor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140903 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |