CN205684727U - The high rotating speed electro spindle of a kind of high accuracy - Google Patents
The high rotating speed electro spindle of a kind of high accuracy Download PDFInfo
- Publication number
- CN205684727U CN205684727U CN201620604820.6U CN201620604820U CN205684727U CN 205684727 U CN205684727 U CN 205684727U CN 201620604820 U CN201620604820 U CN 201620604820U CN 205684727 U CN205684727 U CN 205684727U
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- inner sleeve
- main shaft
- rear bearing
- bearing
- air inlet
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Abstract
The high rotating speed electro spindle of a kind of high accuracy, including main shaft, rotor, stator, inner sleeve, outer sleeve, rear bearing block, air inlet seat, it is characterized in that: be set with rotor the most successively at main shaft center outer surface, stator, inner sleeve, outer sleeve, before main shaft, rear end is respectively installed with fore bearing and rear bearing, forward horizontal stand ring and back balance ring it is separately installed with in rotor front and back end, it is provided with boss at front-end of spindle, fore bearing and forward horizontal stand ring are set in this boss both sides, to realize axial location and installation, fore bearing is installed in inner sleeve front end, rear bearing is installed in rear bearing block, rear bearing block is installed in inner sleeve rear end, inner sleeve outer surface has dug cooling bath.This utility model can efficiently prevent dust from entering fore bearing, rear bearing, and the high speed meeting main shaft reaches the requirement of 50000r/min;Main shaft is provided with air cooling, and the cooling bath through inner sleeve cools down, it is achieved efficiently cool down, it is ensured that the machining high-precision of main shaft.
Description
Technical field
This utility model relates to a kind of electro spindle, the specifically high rotating speed electro spindle of a kind of high accuracy, belongs to machinery skill
Art field.
Background technology
Electro spindle is again assembled in motor formula main shaft, and it relies on motor internal directly to drive, without as traditional machinery
Main shaft needs external servomotor to carry out work like that.The compact conformation of electro spindle, it is possible to realize high rotating speed, high accuracy and
The stability of high operating.
The highest rotating speed electro spindle is the product that a kind of technology content is the highest, is mainly used in novel precise engraving carving milling
Processing industry.In the course of processing, high speed and Precision Machining and high efficiency problem will necessarily be run into, due to High-speed machining
Reason, dust-proof, the cooling technology of electro spindle is also had the highest requirement.
Summary of the invention
The technical problems to be solved in the utility model is to overcome existing defect, it is provided that the high rotating speed electricity master of a kind of high accuracy
Axle, locking nut, front gland before front-end of spindle is provided with, can efficiently prevent dust from entering fore bearing, rear bearing, reach front axle
Hold, the high accuracy of rear bearing, the high speed meeting main shaft reaches the requirement of 50000r/min;Main shaft is provided with air cooling, by rear end
Air inlet seat air inlet, the cooling bath through inner sleeve cools down, it is achieved efficiently cool down, it is ensured that the machining high-precision of main shaft.
The technical solution of the utility model is: the high rotating speed electro spindle of a kind of high accuracy, including main shaft, rotor, stator, inner sleeve
Cylinder, outer sleeve, rear bearing block, air inlet seat, it is characterised in that: main shaft center outer surface be set with the most successively rotor,
Stator, inner sleeve, outer sleeve, be respectively installed with fore bearing and rear bearing at main shaft front and back ends, is respectively mounted in rotor front and back end
There are forward horizontal stand ring and back balance ring, are provided with boss, fore bearing and forward horizontal stand ring at front-end of spindle and are set in this boss both sides,
To realize axial location and installation, fore bearing is installed in inner sleeve front end, and rear bearing is installed in rear bearing block, and rear bearing block is pacified
Being loaded in inner sleeve rear end, inner sleeve outer surface has dug cooling bath, is provided with outer sleeve outside inner sleeve, outer sleeve rear end connect into
Gas seat, air inlet seat is provided with air inlet, supply socket, and front-end of spindle stretches out the part of fore bearing and leads to equipped with front gland, front gland
Cross that bolt and inner sleeve are fixing to be connected, front locking nut is installed outside front gland, it is achieved fore bearing location on main shaft is pacified
Dress.
The beneficial effects of the utility model are: this utility model provides a kind of high accuracy high rotating speed electro spindle, before main shaft
End is provided with front locking nut, front gland, can efficiently prevent dust from entering fore bearing, rear bearing, reach the height of fore bearing, rear bearing
Precision, the high speed meeting main shaft reaches the requirement of 50000r/min;Main shaft is provided with air cooling, by rear end air inlet seat air inlet, warp
Cross the cooling bath cooling of inner sleeve, it is achieved efficiently cool down, it is ensured that the machining high-precision of main shaft.
Accompanying drawing explanation
Fig. 1 is sectional structure schematic diagram of the present utility model.
In Fig. 1,1. main shaft, 2. fore bearing, 3. cooling bath, 4. stator, 5. air inlet, 6. before locking nut, 7. before gland,
8. rear bearing, 9. inner sleeve, 10. outer sleeve, 11. rear bearing blocks, 12. supply sockets, 13. air inlet seat, 14. bolts, 15. turns
Son, 16. forward horizontal stand rings, 17. back balance rings, 18. boss.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is further described.
As it is shown in figure 1, this utility model is the high rotating speed electro spindle of a kind of high accuracy, including main shaft 1, rotor 15, stator 4,
Inner sleeve 9, outer sleeve 10, rear bearing block 11, air inlet seat 13, it is characterised in that: at main shaft 1 center outer surface the most successively
It is set with rotor 15, stator 4, inner sleeve 9, outer sleeve 10, is respectively installed with fore bearing 2 and rear bearing 8 at main shaft 1 front and back ends,
It is separately installed with forward horizontal stand ring 16 and back balance ring 17 in rotor 15 front and back end, is provided with boss 18, fore bearing 2 in main shaft 1 front end
It is set in this boss 18 both sides, to realize axial location and installation, before fore bearing 2 is installed on inner sleeve 9 with forward horizontal stand ring 16
In end, rear bearing 8 is installed in rear bearing block 11, and rear bearing block 11 is installed in inner sleeve 9 rear end, and inner sleeve 9 outer surface digs
Having cooling bath 3, be provided with outer sleeve 10 outside inner sleeve 9, outer sleeve 10 rear end connects air inlet seat 13, and air inlet seat 13 is provided with air inlet
Hole 5, supply socket 12, main shaft 1 front end is stretched out the part of fore bearing 2 and is passed through bolt 14 and inner sleeve equipped with front gland 7, front gland 7
Cylinder 9 is fixing to be connected, and is provided with front locking nut 6, it is achieved the fore bearing 2 location and installation on main shaft 1 outside front gland 7.
In order to meet the high speed of main shaft 1, high-precision requirement, fore bearing 2, the design of rear bearing 8 structure use high-precision
Degree angular contact ball bearing, the precision of angular contact ball bearing is high in high precision, limit speed is high, can meet main shaft and reach 50000r/min height
The requirement of speed;
Locking nut 6, front gland 7 before main shaft 1 front end is provided with, can efficiently prevent dust from entering fore bearing 2, rear bearing 8,
Ensure fore bearing 2, the high accuracy of rear bearing 8;Main shaft 1 is provided with air cooling, by rear end air inlet 5 air inlet, outside inner sleeve 9
The cooling bath 3 that surface is dug cools down, it is achieved efficiently cool down, it is ensured that the machining high-precision of main shaft 1.
As can be seen here, this utility model provides a kind of high accuracy high rotating speed electro spindle, locking screw before front-end of spindle is provided with
Gland female, front, can efficiently prevent dust from entering fore bearing, rear bearing, reach the high accuracy of fore bearing, rear bearing, meet main shaft
High speed reach the requirement of 50000r/min;Main shaft is provided with air cooling, by rear end air inlet seat air inlet, through the cooling of inner sleeve
Groove cools down, it is achieved efficiently cool down, it is ensured that the machining high-precision of main shaft.
Claims (1)
1. a high accuracy high rotating speed electro spindle, including main shaft, rotor, stator, inner sleeve, outer sleeve, rear bearing block, air inlet
Seat, it is characterised in that: it is set with rotor, stator, inner sleeve, outer sleeve the most successively at main shaft center outer surface, is leading
Axle front and back ends is respectively installed with fore bearing and rear bearing, is separately installed with forward horizontal stand ring and back balance ring in rotor front and back end,
Front-end of spindle is provided with boss, fore bearing and forward horizontal stand ring and is set in this boss both sides, to realize axial location and installation, front axle
Holding and be installed in inner sleeve front end, rear bearing is installed in rear bearing block, and rear bearing block is installed in inner sleeve rear end, inner sleeve
Outer surface has dug cooling bath, is provided with outer sleeve outside inner sleeve, and outer sleeve rear end connects air inlet seat, and air inlet seat is provided with air inlet
Hole, supply socket, front-end of spindle stretches out the part of fore bearing and connects by bolt and inner sleeve are fixing equipped with front gland, front gland
Connect, front locking nut is installed outside front gland, it is achieved fore bearing location and installation on main shaft.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620604820.6U CN205684727U (en) | 2016-06-05 | 2016-06-05 | The high rotating speed electro spindle of a kind of high accuracy |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620604820.6U CN205684727U (en) | 2016-06-05 | 2016-06-05 | The high rotating speed electro spindle of a kind of high accuracy |
Publications (1)
Publication Number | Publication Date |
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CN205684727U true CN205684727U (en) | 2016-11-16 |
Family
ID=57414938
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201620604820.6U Active CN205684727U (en) | 2016-06-05 | 2016-06-05 | The high rotating speed electro spindle of a kind of high accuracy |
Country Status (1)
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CN (1) | CN205684727U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109317700A (en) * | 2018-11-12 | 2019-02-12 | 靖江斯贝得电机制造有限公司 | A kind of low-heat extension high precision electro main shaft |
-
2016
- 2016-06-05 CN CN201620604820.6U patent/CN205684727U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109317700A (en) * | 2018-11-12 | 2019-02-12 | 靖江斯贝得电机制造有限公司 | A kind of low-heat extension high precision electro main shaft |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: 214000 workshop, building B, No. 220, Chengnan Road, Xinwu District, Wuxi City, Jiangsu Province Patentee after: Wuxi sunshine Precision Machinery Co.,Ltd. Address before: Room 2, Zone B, Qinglongshan Industrial Park, No. 128 Qinglongshan, Wuxi City, Jiangsu Province, 214156 Patentee before: WUXI SUNSHINE PRECISION MACHINERY CO.,LTD. |
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CP03 | Change of name, title or address |