CN201222669Y - Rotor punching slice for permanent magnet motor - Google Patents
Rotor punching slice for permanent magnet motor Download PDFInfo
- Publication number
- CN201222669Y CN201222669Y CNU2008200360420U CN200820036042U CN201222669Y CN 201222669 Y CN201222669 Y CN 201222669Y CN U2008200360420 U CNU2008200360420 U CN U2008200360420U CN 200820036042 U CN200820036042 U CN 200820036042U CN 201222669 Y CN201222669 Y CN 201222669Y
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- CN
- China
- Prior art keywords
- rotor punching
- magnet steel
- permanent magnet
- groove
- steel groove
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- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
The utility model relates to a rotator punching sheet of a permanent magnet motor, in particular to a three-phase rare-earth permanent magnet synchronous motor rotor punching sheet which can be started asynchronously and operated synchronously and belongs to a rotator iron core punching sheet of a high-synchronizing rare-earth permanent magnet synchronous motor and can be matched in use with a FXYT-160 type weaving motor. The structure of the punching sheet has a rotator punching sheet body, wherein starting pole grooves are homogenously arranged on the external periphery of the rotator punching sheet body, and four main magnetic steel grooves are homogenously arranged on the rotator punching sheet body under the starting pole grooves, auxiliary magnetic steel grooves are arranged on both sides of the main magnetic steel grooves, magnet insulating bridges C are arranged between the starting pole grooves and the main magnetic steel grooves, and magnet insulating bridges H are arranged between the main magnetic steel grooves and the auxiliary magnetic steel grooves, and a rotator shaft hole is arranged on the middle portion of the rotator punching sheet body.
Description
Technical field
What the utility model permanent magnet motor rotor punching related to is the synchronous operated three-phase rare-earth permanent-magnet synchronous motor rotor punching of a kind of asynchronous starting, belong to the rotor core punching of high synchronization rare-earth permanent-magnet synchronous motor, can with the supporting use of FXYT-160 type textile motor.
Background technology
Present permanent magnet machine rotor punching is because the running of can not pulling in smoothly behind the reasonable inadequately electric motor starting of rotor punching structural design.Because the rotor punching structural design is reasonable inadequately, brings the unreasonable locked-rotor torque that causes of magnetic intensity bigger than normal, be applied in when starting on the weaving spinning frame and break end too much, simultaneously, unreasonable the causing of back electromotive force do not economized on electricity.
Summary of the invention
The purpose of this utility model is to provide a kind of permanent magnet motor rotor punching at above-mentioned weak point, make the rare-earth permanent-magnet synchronous motor (FXYT-160 type) that adopts this rotor punching to produce have rational locked-rotor torque, rational pull up torque is arranged again, also has rational back electromotive force simultaneously, can satisfy that spinning frame normally starts, little breakage, tangible power savings is arranged again.
The permanent magnet motor rotor punching takes following scheme to realize: permanent magnet motor rotor punching structure has the rotor punching body, the external starting bar groove that is evenly distributed in of rotor punching, on rotor punching body below the starting bar groove, be evenly equipped with four main magnet steel grooves, be provided with secondary magnet steel groove in main magnet steel groove both sides, between starting bar groove and main magnet steel groove, be provided with, between main magnet steel groove and secondary magnet steel groove, be provided with every magnetic bridge H every magnetic bridge C.Be provided with rotor shaft hatch at rotor punching body middle part.Main magnet steel groove and secondary magnet steel groove constitute W shape.
Described rotor punching body diameter of phi is 168～168.04mm.
Described starting bar slot length B is 10～10.2mm, and starting bar groove width A is 3～3.2mm.
Described starting bar groove is provided with 24～30.
What be provided with between described starting bar groove and the main magnet steel groove is 1.15～1.18mm every magnetic bridge C width upward.
Described main magnet steel slot length D is 25～25.2mm, and main magnet steel well width E is 8～8.2mm.
The monolateral long F of described secondary magnet steel groove is 30～30.2mm, and secondary magnet steel groove width is 4～4.2mm.
What be provided with between described main magnet steel groove and the secondary magnet steel groove is 1.5～1.53mm every magnetic bridge H.
Some rotor punchings were sleeved on to pressurize on the plug and tighten when the permanent magnet motor rotor punching used, be assembled into rotor core, in the startup groove groove of rotor core, insert starting bar, load onto the startup ring at the rotor core two ends, the welding of employing intermediate frequency, take out plug, send into the heating furnace heating, after the heating rotor core is taken out, hot jacket is on rotor main shaft, with spindle hole positioning car cylindrical, cleaning is also checked the magnet steel groove, embeds corresponding magnetic links in main magnet steel groove and secondary magnet steel groove, and two ends are fixed with side plate, verification dynamic balancing on dynamic balancing machine, the rotor stator of packing into after verification is qualified.
Reasonable in design, the compact conformation of the utility model permanent magnet motor rotor punching.Adopt this rotor punching to produce rare-earth permanent-magnet synchronous motor (FXYT-160 type) and have rational locked-rotor torque, rational pull up torque is arranged again, also have rational back electromotive force simultaneously, can satisfy that spinning frame normally starts, little breakage, tangible power savings is arranged again.This rotor punching shape is calculated and the verification experimental verification gained based on electromagnetism repeatedly.The utility model permanent magnet motor rotor punching is suitable for the supporting use of FXYT-160 type textile motor.
Description of drawings
The utility model is described in further detail below with reference to accompanying drawing.
Fig. 1 is the structural representation of permanent magnet motor rotor punching.
Fig. 2 is the local enlarged diagram I of permanent magnet motor rotor punching.
Fig. 3 is the local enlarged diagram II of permanent magnet motor rotor punching.
Embodiment
With reference to accompanying drawing 1～3, permanent magnet motor rotor punching structure has rotor punching body 1, rotor punching body 1 excircle is evenly equipped with starting bar groove 2, on rotor punching body 1 below the starting bar groove 2, be evenly equipped with four main magnet steel grooves 3, be provided with secondary magnet steel groove 4 in main magnet steel groove 3 both sides, between starting bar groove 2 and main magnet steel groove 3, be provided with, between main magnet steel groove 3 and secondary magnet steel groove 4, be provided with every magnetic bridge H every magnetic bridge C.Be provided with rotor shaft hatch 5 at rotor punching body 1 middle part.Main magnet steel groove 3 constitutes W shape with secondary magnet steel groove 4.
Described rotor punching body 1 diameter of phi is 168～168.04mm.
Described starting bar slot length B is 10～10.2mm, and starting bar groove width A is 3～3.2mm.
Described starting bar groove 2 is provided with 24～30.
What be provided with between described starting bar groove 2 and the main magnet steel groove 3 is 1.15～1.18mm every magnetic bridge C width upward.
Described main magnet steel groove 3 length D are 25～25.2mm, and main magnet steel groove 3 width E are 8～8.2mm.
Described secondary magnet steel groove 4 monolateral long F are 30～30.2mm, and secondary magnet steel groove 4 is wide to be 4～4.2mm.
What be provided with between described main magnet steel groove 3 and the secondary magnet steel groove 4 is 1.5～1.53mm every magnetic bridge H.
Claims (9)
1, a kind of permanent magnet motor rotor punching, it is characterized in that structure has the rotor punching body, the external starting bar groove that is evenly distributed in of rotor punching, on rotor punching body below the starting bar groove, be evenly equipped with four main magnet steel grooves, be provided with secondary magnet steel groove in main magnet steel groove both sides, between starting bar groove and main magnet steel groove, be provided with, between main magnet steel groove and secondary magnet steel groove, be provided with every magnetic bridge H every magnetic bridge C; Be provided with rotor shaft hatch at rotor punching body middle part.
2, permanent magnet motor rotor punching according to claim 1 is characterized in that described rotor punching body diameter of phi is 168～168.04mm.
3, permanent magnet motor rotor punching according to claim 1 is characterized in that described starting bar slot length B is 10～10.2mm, and starting bar groove width A is 3～3.2mm.
4, permanent magnet motor rotor punching according to claim 1 is characterized in that described starting bar groove is provided with 24～30.
5, permanent magnet motor rotor punching according to claim 1, it is characterized in that being provided with between described starting bar groove and the main magnet steel groove to go up every magnetic bridge C width be 1.15～1.18mm.
6, permanent magnet motor rotor punching according to claim 1 is characterized in that described main magnet steel slot length D is 25～25.2mm, and main magnet steel well width E is 8～8.2mm.
7, permanent magnet motor rotor punching according to claim 1 is characterized in that the monolateral long F of described secondary magnet steel groove is 30～30.2mm, and secondary magnet steel groove width is 4～4.2mm.
8, permanent magnet motor rotor punching according to claim 1, what it is characterized in that being provided with between described main magnet steel groove and the secondary magnet steel groove is 1.5～1.53mm every magnetic bridge H.
9, permanent magnet motor rotor punching according to claim 1 is characterized in that described main magnet steel groove and secondary magnet steel groove constitute W shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200360420U CN201222669Y (en) | 2008-05-23 | 2008-05-23 | Rotor punching slice for permanent magnet motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200360420U CN201222669Y (en) | 2008-05-23 | 2008-05-23 | Rotor punching slice for permanent magnet motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201222669Y true CN201222669Y (en) | 2009-04-15 |
Family
ID=40576171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200360420U Expired - Lifetime CN201222669Y (en) | 2008-05-23 | 2008-05-23 | Rotor punching slice for permanent magnet motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201222669Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101895183A (en) * | 2010-08-26 | 2010-11-24 | 无锡市华东电机厂 | Low-speed permanent magnet motor suitable for voltage of 1,140 V |
| CN101902112A (en) * | 2010-08-26 | 2010-12-01 | 无锡市华东电机厂 | Ultra-low speed motor applied to 1140 V voltage |
| CN103023260A (en) * | 2012-11-23 | 2013-04-03 | 珠海格力电器股份有限公司 | Two-stage self-starting permanent magnet synchronous motor rotor |
| CN104079095A (en) * | 2014-07-11 | 2014-10-01 | 江苏久知电机技术有限公司 | Three-phase permanent-magnet synchronous motor rotor punching sheet suitable for both line starting and variable frequency starting |
| CN104079094A (en) * | 2014-07-11 | 2014-10-01 | 江苏久知电机技术有限公司 | Rotor-core stamped sheet of three-phase frequency-conversion permanent magnet synchronous motor |
| CN111525717A (en) * | 2020-06-02 | 2020-08-11 | 华育昌(肇庆)智能科技研究有限公司 | Signal feedback rare-earth permanent magnet synchronous motor rotor |
-
2008
- 2008-05-23 CN CNU2008200360420U patent/CN201222669Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101895183A (en) * | 2010-08-26 | 2010-11-24 | 无锡市华东电机厂 | Low-speed permanent magnet motor suitable for voltage of 1,140 V |
| CN101902112A (en) * | 2010-08-26 | 2010-12-01 | 无锡市华东电机厂 | Ultra-low speed motor applied to 1140 V voltage |
| CN103023260A (en) * | 2012-11-23 | 2013-04-03 | 珠海格力电器股份有限公司 | Two-stage self-starting permanent magnet synchronous motor rotor |
| CN103023260B (en) * | 2012-11-23 | 2015-08-05 | 珠海格力电器股份有限公司 | Two-pole self-starting permanent magnet synchronous motor rotor |
| CN104079095A (en) * | 2014-07-11 | 2014-10-01 | 江苏久知电机技术有限公司 | Three-phase permanent-magnet synchronous motor rotor punching sheet suitable for both line starting and variable frequency starting |
| CN104079094A (en) * | 2014-07-11 | 2014-10-01 | 江苏久知电机技术有限公司 | Rotor-core stamped sheet of three-phase frequency-conversion permanent magnet synchronous motor |
| CN111525717A (en) * | 2020-06-02 | 2020-08-11 | 华育昌(肇庆)智能科技研究有限公司 | Signal feedback rare-earth permanent magnet synchronous motor rotor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20130809 Granted publication date: 20090415 |
|
| RINS | Preservation of patent right or utility model and its discharge | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20140209 Granted publication date: 20090415 |
|
| RINS | Preservation of patent right or utility model and its discharge | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090415 |