CN202029030U - Open type air seal grinding head main shaft - Google Patents
Open type air seal grinding head main shaft Download PDFInfo
- Publication number
- CN202029030U CN202029030U CN2011200232227U CN201120023222U CN202029030U CN 202029030 U CN202029030 U CN 202029030U CN 2011200232227 U CN2011200232227 U CN 2011200232227U CN 201120023222 U CN201120023222 U CN 201120023222U CN 202029030 U CN202029030 U CN 202029030U
- Authority
- CN
- China
- Prior art keywords
- main shaft
- bearing
- locking nut
- angular contact
- contact ball
- 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
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- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Abstract
The utility model relates to a mechanical transmission device, in particular to an open type air seal grinding head main shaft. Both ends of the main shaft are respectively provided with a pair of angular contact ball bearings, one end of the angular contact ball bearing is provided with an inner maze ring and an outer maze ring, the other ends of the outer maze rings are respectively provided with a left locking nut, a right locking nut, a left bearing sleeve and a right bearing sleeve, one ends of the left locking nut and the right locking nut are respectively provided with a grinding wheel flange, sealing covers are arranged on the outer diameters of the left bearing sleeve and the right bearing sleeve, the main shaft is fixed on a shell by locking sleeves, and bearing glands tightly press the angular contact ball bearings along the axial direction. The utility model has the advantages of reasonable structure and good rigidity and waterproof performance. The open type air seal grinding head main shaft is very suitable for being used on occasions needing high-speed operation under a harsh environment.
Description
Technical field
The utility model relates to a kind of mechanical driving device, a kind of specifically open type sealing gland grinding spindle.
Background technology
Present grinding spindle water resistance and rigidity all can not satisfy the requirement in market.
The utility model content
It is a kind of rational in infrastructure that the purpose of this utility model is to provide, a kind of open type sealing gland grinding spindle that rigidity and water resistance are good especially.
The utility model is at the main shaft two ends a pair of angular contact ball bearing to be housed respectively, in an end of angular contact ball bearing is provided with labyrinth ring and outside labyrinth ring, the other end of outer labyrinth ring is equipped with left locking nut, right locking nut and left bearing cover, right bearing cover respectively, end at left locking nut and right locking nut respectively is provided with grinding wheel flange, seal cover is installed on the external diameter of left bearing cover and right bearing cover, main shaft is fixed on the housing by lock sleeve, and bearing gland compresses angular contact ball bearing vertically.
Advantage of the present utility model is rational in infrastructure, and rigidity and water resistance are all good especially.It is useful on the badly following occasion that need run up of environment and uses very much.
Description of drawings
Accompanying drawing is a structural representation of the present utility model.
The right seal cover 14-of the right locking nut 13-of the outer labyrinth ring 11-right bearing cover of labyrinth ring 10-12-grinding wheel flange in the locking nut 3-left bearing cover 4-lock sleeve 5-housing 6-main shaft 7-bearing gland 8-angular contact ball bearing 9-of a seal cover 2-left side, a 1-left side
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail:
The utility model is by main shaft, bearing block and bearing constitute, be that it respectively is equipped with a pair of angular contact ball bearing (8) on main shaft (6) both sides, interior labyrinth ring (9) and outer labyrinth ring (10) form the sealing of bearings at both ends first road, the left and right sides, left side locking nut (2) and left bearing cover (3) form the second road labyrinth sealing of left end bearing, right locking nut (12) and right bearing cover (11) form the second road labyrinth sealing of right-hand member bearing, left side seal cover (1) and grinding wheel flange (14) form the 3rd road labyrinth sealing of left end bearing, right seal cover (13) and grinding wheel flange (14) form the 3rd road labyrinth sealing of right-hand member bearing, form the twice sealing gland in left bearing cover (3) and the right bearing cover (11), main shaft (6) is fixed on the housing (5) by lock sleeve (4), bearing gland (7) compresses angular contact ball bearing (8) vertically, main shaft is processed with multiple wedge slot on (6), thereby realizes motion of main shaft by polywedge bet transmission motor power.
Claims (1)
1. open type sealing gland grinding spindle, by main shaft, bearing block and bearing constitute, it is characterized in that a pair of angular contact ball bearing (8) respectively being housed at main shaft (6) two ends, an end of angular contact ball bearing (8) be provided with interior labyrinth ring (9) and outside labyrinth ring (10), the other end of outer labyrinth ring (10) is equipped with left locking nut (2) respectively, right locking nut (12) and left bearing cover (3), right bearing cover (11), respectively be provided with emery wheel at an end of left locking nut (2) and right locking nut (12) and send out orchid (14), seal cover (1) is installed on the external diameter of left bearing cover (3) and right bearing cover (11), main shaft (6) is fixed on the housing (5) by lock sleeve (4), and bearing gland (7) compresses angular contact ball bearing (8) vertically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200232227U CN202029030U (en) | 2011-01-25 | 2011-01-25 | Open type air seal grinding head main shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200232227U CN202029030U (en) | 2011-01-25 | 2011-01-25 | Open type air seal grinding head main shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202029030U true CN202029030U (en) | 2011-11-09 |
Family
ID=44891341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200232227U Expired - Fee Related CN202029030U (en) | 2011-01-25 | 2011-01-25 | Open type air seal grinding head main shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202029030U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103846793A (en) * | 2014-03-25 | 2014-06-11 | 昆山艾思迪机械科技有限公司 | Grinding wheel spindle assembly and grinding machine comprising same |
| CN104895829A (en) * | 2015-05-29 | 2015-09-09 | 江苏金通灵流体机械科技股份有限公司 | Air seal device |
| CN104942709A (en) * | 2014-03-25 | 2015-09-30 | 昆山艾思迪机械科技有限公司 | Material machining assembly and grinding machine comprising the same |
| CN105562841A (en) * | 2016-02-26 | 2016-05-11 | 南京康尼机电股份有限公司 | Precise grinding head for inner tooth hole of pin wheel housing and grinding method |
-
2011
- 2011-01-25 CN CN2011200232227U patent/CN202029030U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103846793A (en) * | 2014-03-25 | 2014-06-11 | 昆山艾思迪机械科技有限公司 | Grinding wheel spindle assembly and grinding machine comprising same |
| CN104942709A (en) * | 2014-03-25 | 2015-09-30 | 昆山艾思迪机械科技有限公司 | Material machining assembly and grinding machine comprising the same |
| CN104895829A (en) * | 2015-05-29 | 2015-09-09 | 江苏金通灵流体机械科技股份有限公司 | Air seal device |
| CN105562841A (en) * | 2016-02-26 | 2016-05-11 | 南京康尼机电股份有限公司 | Precise grinding head for inner tooth hole of pin wheel housing and grinding method |
| CN105562841B (en) * | 2016-02-26 | 2017-09-29 | 南京康尼机电股份有限公司 | A kind of accurate grinding bistrique and method for grinding for perforation in pin wheel housing |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111109 Termination date: 20180125 |