CN106877547A - Centrifugal classifier permanent magnet direct driving motor and installation method - Google Patents
Centrifugal classifier permanent magnet direct driving motor and installation method Download PDFInfo
- Publication number
- CN106877547A CN106877547A CN201710142213.1A CN201710142213A CN106877547A CN 106877547 A CN106877547 A CN 106877547A CN 201710142213 A CN201710142213 A CN 201710142213A CN 106877547 A CN106877547 A CN 106877547A
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- Prior art keywords
- rotor
- permanent magnet
- driving motor
- magnet direct
- direct driving
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Links
- 238000009434 installation Methods 0.000 title claims description 8
- 238000000034 method Methods 0.000 title claims description 7
- 239000000843 powder Substances 0.000 claims abstract description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 238000001816 cooling Methods 0.000 claims abstract description 25
- 241000239290 Araneae Species 0.000 claims description 30
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 230000010354 integration Effects 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
Abstract
A kind of centrifugal classifier permanent magnet direct driving motor of the present invention, in the support platform of powder concentrator, the center of powder concentrator is provided with main shaft, permanent magnet direct driving motor is sleeved on main shaft, permanent magnet direct driving motor includes bottom end cover, water cooling base, stator, rotor and upper end cover, upper end cover is arranged on the upper end of water cooling base, the lower end of water cooling base is fixed on bottom end cover, bottom end cover, water cooling base and upper end cover form closing space, stator and rotor are located in closing space, rotor is located in stator, and rotor is sleeved on main shaft.In the present invention, permanent magnet direct driving motor is with powder concentrator by using coaxially connected structure mode, make between permanent magnet direct driving motor and powder concentrator without any intermediate transmission link, the mechanical structure and driving structure for making powder concentrator combine together, Driven by Coaxial and electromechanical integration are realized, powder concentrator whole work efficiency and stability is improved.
Description
Technical field
The invention belongs to technical field of motors, more particularly to a kind of centrifugal classifier permanent magnet direct driving motor and installation
Method.
Background technology
Centrifugal classifier is the necessaries of material powder concentrator, and the compact equipment, power consumption is low, operation side
Just, it is widely used in the closed-circuit system of Grinding Process in Cement Plants.The drive system of traditional powder concentrator typically uses asynchronous motor, fluid power
The driving side of the type of drive or the combination of asynchronous motor, pulley concial disk and deceleration device of coupler and reductor combination
Formula, both type of drive transmission chain length, transmission efficiency are low, fault rate is high.
In recent years, permanent magnet direct-drive motor technology reaches its maturity, and will progressively replace traditional type of drive, can be directly defeated
Go out the slow-speed of revolution, big torque, without being transmitted in power in using complicated deceleration device, in the prior art, by permanent magnet direct-drive electricity
Machine is arranged on when on powder concentrator, and permanent magnet direct driving motor is connected, on the one hand in the presence of electricity as an independent parts by shaft coupling
There is shaft assignment error problem between arbor and the main shaft of powder concentrator, on the other hand, because the lower end of powder concentrator main shaft is provided with
Fan blade, the vibration of fan blade can make motor oscillating more obvious, in addition, existing between the bearing of the bearing of motor and powder concentrator main shaft
Super orientation problem, radial load is born because mechanical centering problem is likely to result in bearing, causes service wear, is reduced motor and is used the longevity
Life, accordingly, it would be desirable to transform the drive system of existing powder concentrator, to improve actual production the need for.
The content of the invention
It is high that the technical problem to be solved in the present invention is to provide a kind of simple structure, reliable in mechanical performance, practicality, Ke Yiguang
It is general to be applied in powder concentrator class mechanized equipment, the reliability and service life of system are effectively increased, and reduce processing and fabricating
The centrifugal classifier permanent magnet direct driving motor of cost.
A kind of centrifugal classifier permanent magnet direct driving motor of the present invention, in the support platform of the powder concentrator, institute
The center for stating powder concentrator is provided with main shaft, and the permanent magnet direct driving motor is sleeved on the main shaft；
The permanent magnet direct driving motor includes bottom end cover, water cooling base, stator, rotor and upper end cover, and the upper end cover is installed
In the upper end of the water cooling base, the lower end of the water cooling base is fixed on the bottom end cover, the bottom end cover, water cooling base
Closing space is formed with upper end cover, the stator and rotor are located in the closing space, and the rotor is located in the stator,
The rotor is sleeved on the main shaft.
Centrifugal classifier permanent magnet direct driving motor of the present invention, wherein the rotor includes rotor core and rotor field spider,
The rotor core is arranged on the rotor field spider, and the rotor field spider is sleeved on the main shaft.
Centrifugal classifier permanent magnet direct driving motor of the present invention, wherein the stator includes stator core, the stator iron
Core be arranged on the water cooling base inner side, the rotor core be located at the stator core inner side and with the stator core phase
Adaptation.
Centrifugal classifier permanent magnet direct driving motor of the present invention, wherein being provided with ringfeder between the rotor field spider and main shaft simultaneously
Connected by the ringfeder.
Centrifugal classifier permanent magnet direct driving motor of the present invention, wherein the upper end of the rotor field spider is provided with rotor field spider lid
Plate.
Centrifugal classifier permanent magnet direct driving motor of the present invention, wherein the bottom on the main shaft positioned at the ringfeder is provided with
Axle sleeve.
Present invention also offers a kind of centrifugal classifier permanent magnet direct driving motor installation method, it is characterised in that：Including
Following steps：
(1) bottom end cover is arranged in support platform by bolt；
(2) water cooling base with stator core is bolted on bottom end cover；
(3) rotor core is arranged on rotor field spider；
(4) ringfeder is sleeved on main shaft, then rotor field spider is arranged on ringfeder and is bolted, install same
When, the outside of rotor core is installed with the fit inside of stator core；
(5) rotor field spider cover plate is arranged on the upper end of rotor field spider；
(6) measure the air gap of permanent magnet direct driving motor and be adjusted；
(7) upper end cover is arranged on water cooling base.
Compared with prior art, advantage for present invention and have the beneficial effect that：In the present invention, permanent magnet direct driving motor leads to
Cross rotor to be directly installed on main shaft, make permanent magnet direct driving motor with powder concentrator using coaxially connected structure mode, realize coaxial drive
It is dynamic, on the one hand, because the lower end of powder concentrator main shaft is provided with fan blade, operationally, fan blade rotation can produce vibration to powder concentrator, turn
The installation site of son increased counterweight equivalent to the one end away from fan blade on powder concentrator main shaft, not only reduce main shaft in work
When the vibration that produces, increased the overall stability of powder concentrator, and eliminate the motor shaft and bearing of permanent magnet direct driving motor, directly
Connect using the main shaft bearing of powder concentrator, reduce and reduced while manufacturing cost the failure that bearing damage is caused, effectively solution
The problem that certainly permanent magnet direct driving motor is connected by shaft coupling with main shaft, on the other hand, with traditional Induction Motor-Driven structure phase
Than, the transmission link between axle and axle is eliminated, driving-chain is shortened, improve powder concentrator overall operating efficiency and stabilization
Property.
Centrifugal classifier of the invention is described further with permanent magnet direct driving motor below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is the structural representation of centrifugal classifier permanent magnet direct driving motor of the present invention；
Wherein：1st, powder concentrator；2nd, bottom end cover；3rd, water cooling base；4th, stator core；5th, rotor core；6th, upper end cover；7th, turn
Submounts；8th, rotor field spider cover plate；9th, ringfeder；
101st, support platform；102nd, main shaft；103rd, bearing.
Specific embodiment
As shown in figure 1, a kind of centrifugal classifier permanent magnet direct driving motor of the invention, the support installed in powder concentrator 1 is put down
On platform 101, the center of powder concentrator 1 is provided with main shaft 102, and permanent magnet direct driving motor is sleeved on main shaft 102.
Permanent magnet direct driving motor includes bottom end cover 2, water cooling base 3, stator, rotor and upper end cover 6, and upper end cover 6 is arranged on water
The upper end of cold seat 3, the lower end of water cooling base 3 is fixed on bottom end cover 2, and bottom end cover 2, water cooling base 3 and upper end cover 6 form envelope
Space is closed, stator and rotor are located in closing space, and rotor is located in stator, and rotor includes rotor core 5 and rotor field spider 7,
Rotor core 5 is arranged on rotor field spider 7, and rotor field spider 7 is sleeved on main shaft 102, and the upper end of rotor field spider 7 is provided with rotor branch
Frame cover plate 8, main shaft 102 is provided with bearing 103；
Stator includes stator core, and stator core is provided with winding, and stator core is arranged on water cooling base inner side, rotor iron
Core 5 is located at the inner side of stator core 4 and is adapted with stator core 4；
Ringfeder 9 is provided between rotor field spider 7 and main shaft 102 and is connected by ringfeder 9, axle sleeve is located at the lower section of ringfeder 9, rises
The design function of set 9 makes simple for that can transmit big torque, and convenient disassembly.
Therefore, in the present invention, rotor is directly installed on main shaft 102 by rotor field spider 7, makes permanent magnet direct driving motor with choosing
Powder machine 1 uses coaxially connected structure mode, realizes Driven by Coaxial, on the one hand, because the main shaft 102 of powder concentrator 1 is very long, typically
It is 6~7 meters, and the lower end of main shaft 102 is provided with fan blade, operationally, fan blade rotation can produce larger vibration, rotor to powder concentrator 1
Installation site increased counterweight equivalent to the one end away from fan blade on main shaft 102, rotor and fan blade is in relative equilibrium
Position relationship, not only reduce the vibration that main shaft 102 is operationally produced, increased the stability of the entirety of powder concentrator 1, and
The motor shaft and bearing 103 of permanent magnet direct driving motor are eliminated, directly using the main shaft 102 and bearing 103 of powder concentrator 1, is solved
If when permanent magnet direct driving motor is connected by shaft coupling with main shaft 102, there is electricity as an independent parts in permanent magnet direct driving motor
Exist between arbor and main shaft 102 between shaft assignment error problem and the bearing of motor and the bearing of main shaft 102 and there is overdetermination
Position problem, reduces and the failure that the damage of bearing 103 is caused is reduced while manufacturing cost, reduces service wear, improves electricity
Machine service life；
On the other hand, compared with traditional Induction Motor-Driven structure, the transmission link between axle and axle is eliminated, is shortened
Driving-chain, improves the operating efficiency and stability of the entirety of powder concentrator 1.
Centrifugal classifier of the present invention permanent magnet direct driving motor installation method, comprises the following steps：
(1) bottom end cover 2 is arranged in support platform 101 by bolt；
(2) water cooling base 3 with stator core 4 is bolted on bottom end cover 2；
(3) rotor core 5 is arranged on rotor field spider 7；
(4) ringfeder 9 is sleeved on main shaft 102, then rotor field spider 7 is arranged on ringfeder 9 and is bolted,
Install simultaneously, the outside of rotor core 5 is installed with the fit inside of stator core 4；
(5) rotor field spider cover plate 8 is arranged on the upper end of rotor field spider 7；
(6) measure the air gap of permanent magnet direct driving motor and be adjusted；
(7) upper end cover 6 is arranged on water cooling base 3.
In the present invention, permanent magnet direct driving motor, by using coaxially connected structure mode, makes permanent magnet direct driving motor with powder concentrator 1
Without any intermediate transmission link between powder concentrator 1, the mechanical structure and driving structure for making powder concentrator 1 combine together, realize same
Axle drives and electromechanical integration, improves the whole work efficiency of powder concentrator 1 and stability.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to model of the invention
Enclose and be defined, on the premise of design spirit of the present invention is not departed from, those of ordinary skill in the art are to technical side of the invention
Various modifications and improvement that case is made, all should fall into the protection domain of claims of the present invention determination.
Claims (7)
1. a kind of centrifugal classifier permanent magnet direct driving motor, it is characterised in that：In the support platform of the powder concentrator,
The center of the powder concentrator is provided with main shaft, and the permanent magnet direct driving motor is sleeved on the main shaft；
The permanent magnet direct driving motor includes bottom end cover, water cooling base, stator, rotor and upper end cover, and the upper end cover is arranged on institute
State the upper end of water cooling base, the lower end of the water cooling base is fixed on the bottom end cover, the bottom end cover, water cooling base and on
End cap forms closing space, and the stator and rotor are located in the closing space, and the rotor is located in the stator, described
Rotor is sleeved on the main shaft.
2. centrifugal classifier permanent magnet direct driving motor according to claim 1, it is characterised in that：The rotor includes turning
Sub- iron core and rotor field spider, the rotor core are arranged on the rotor field spider, and the rotor field spider is sleeved on the main shaft
On.
3. centrifugal classifier permanent magnet direct driving motor according to claim 2, it is characterised in that：The stator includes fixed
Sub- iron core, the stator core is arranged on water cooling base inner side, and the rotor core is located at the inner side of the stator core
And be adapted with the stator core.
4. centrifugal classifier permanent magnet direct driving motor according to claim 2, it is characterised in that：The rotor field spider with
Ringfeder is provided between main shaft and is connected by the ringfeder.
5. the centrifugal classifier permanent magnet direct driving motor according to claim 2 or 4, it is characterised in that：The rotor branch
The upper end of frame is provided with rotor field spider cover plate.
6. centrifugal classifier permanent magnet direct driving motor according to claim 4, it is characterised in that：It is located on the main shaft
The bottom of the ringfeder is provided with axle sleeve.
7. a kind of centrifugal classifier permanent magnet direct driving motor installation method, it is characterised in that：Comprise the following steps：
(1) bottom end cover is arranged in support platform by bolt；
(2) water cooling base with stator core is bolted on bottom end cover；
(3) rotor core is arranged on rotor field spider；
(4) ringfeder is sleeved on main shaft, then rotor field spider is arranged on ringfeder and is bolted, installed simultaneously,
Installed with the fit inside of stator core in the outside of rotor core；
(5) rotor field spider cover plate is arranged on the upper end of rotor field spider；
(6) measure the air gap of permanent magnet direct driving motor and be adjusted；
(7) upper end cover is arranged on water cooling base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710142213.1A CN106877547A (en) | 2017-03-10 | 2017-03-10 | Centrifugal classifier permanent magnet direct driving motor and installation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710142213.1A CN106877547A (en) | 2017-03-10 | 2017-03-10 | Centrifugal classifier permanent magnet direct driving motor and installation method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106877547A true CN106877547A (en) | 2017-06-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710142213.1A Pending CN106877547A (en) | 2017-03-10 | 2017-03-10 | Centrifugal classifier permanent magnet direct driving motor and installation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106877547A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107681824A (en) * | 2017-10-25 | 2018-02-09 | 河北新四达电机股份有限公司 | Elevator permanent magnet direct driving motor |
| CN108211867A (en) * | 2018-02-26 | 2018-06-29 | 北京百正创源科技有限公司 | Blender and the equipment with the blender |
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|---|---|---|---|---|
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| CN104001669A (en) * | 2014-06-10 | 2014-08-27 | 上海建冶路桥机器设备有限公司 | Analyzer device for micro powder mill |
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-
2017
- 2017-03-10 CN CN201710142213.1A patent/CN106877547A/en active Pending
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|---|---|---|---|---|
| CN102762306A (en) * | 2010-02-23 | 2012-10-31 | 奥图泰有限公司 | Flotation machine |
| CN104001669A (en) * | 2014-06-10 | 2014-08-27 | 上海建冶路桥机器设备有限公司 | Analyzer device for micro powder mill |
| CN105119413A (en) * | 2015-09-25 | 2015-12-02 | 力博重工科技股份有限公司 | Vertical type permanent-magnet direct-drive motor |
| CN105553146A (en) * | 2016-01-25 | 2016-05-04 | 河南黎明重工科技股份有限公司 | Self-driving disk type rotor used for Raymond mill powder selecting machine |
| CN205519020U (en) * | 2016-01-29 | 2016-08-31 | 上海效玄机电科技有限公司 | Motor associated mode wire drawing machine |
| CN205753908U (en) * | 2016-05-23 | 2016-11-30 | 宁波菲仕运动控制技术有限公司 | A kind of rotor separate type direct-drive permanent magnet synchronous motor |
| CN206575265U (en) * | 2017-03-10 | 2017-10-20 | 河北新四达电机股份有限公司 | Centrifugal classifier permanent magnet direct driving motor |
Non-Patent Citations (1)
| Title |
|---|
| 王姝俨，等: "方形孔轴套冷挤压成形工艺研究及数值模拟分析", 《精密成形工程》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107681824A (en) * | 2017-10-25 | 2018-02-09 | 河北新四达电机股份有限公司 | Elevator permanent magnet direct driving motor |
| CN108211867A (en) * | 2018-02-26 | 2018-06-29 | 北京百正创源科技有限公司 | Blender and the equipment with the blender |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Ying Inventor after: Dong Hongyu Inventor after: Qiao Bingchao Inventor after: Li Jianjun Inventor after: Wang Dongshu Inventor after: Zhang Jianwei Inventor after: Li Qingjie Inventor after: Zheng Yujun Inventor after: Li Dong Inventor after: Zhao Xiaoyun Inventor after: Zheng Junming Inventor after: Liu Siqiang Inventor before: Li Ying Inventor before: Zheng Yujun Inventor before: Li Dong Inventor before: Zhao Xiaoyun Inventor before: Zheng Junming Inventor before: Liu Siqiang Inventor before: Dong Hongyu Inventor before: Qiao Bingchao Inventor before: Li Jianjun |
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| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |