CN206929216U - A kind of ceramic bearing - Google Patents
A kind of ceramic bearing Download PDFInfo
- Publication number
- CN206929216U CN206929216U CN201720848828.1U CN201720848828U CN206929216U CN 206929216 U CN206929216 U CN 206929216U CN 201720848828 U CN201720848828 U CN 201720848828U CN 206929216 U CN206929216 U CN 206929216U
- Authority
- CN
- China
- Prior art keywords
- bearing sleeve
- lower bearing
- main
- cover plate
- close
- 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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Abstract
The utility model discloses a kind of ceramic bearing, including lower bearing sleeve, the auxiliary cylindrical roller in axial direction and main taper roller room, the downside surface middle position of the lower bearing sleeve is provided with lower bearing sleeve cover plate, the main taper roller room is arranged on inner surface of the upside close to lower bearing sleeve of lower bearing sleeve cover plate, the uper side surface middle position of the lower bearing sleeve cover plate is provided with main roller rotating shaft on the inside of main taper roller room, and the auxiliary cylindrical roller in axial direction is arranged on uper side surface of the outside close to lower bearing sleeve cover plate of main roller rotating shaft；The outside upper and lower axle bearing sleeve junction of bearing is provided with dust-proof groove, it can ensure that bearing is not disturbed in long time running by greasy dirt and dust, so as to ensure that the rotation precision of bearing, and it is provided with balance ball, when bearing is by unbalanced load, suffered local unbalanced pressure when being rotated to bearing holder (housing, cover) can be reduced by ball, to reduce the abrasion of bearing.
Description
Technical field
The utility model belongs to ceramic bearing technical field, and in particular to a kind of ceramic bearing.
Background technology
Ceramic bearing is as a kind of important mechanical basic part, by it has the incomparable Optimality of metal bearing
Can, high temperature resistance, super-strength etc. are leading in the new material world.
Original bearing is influenceed by greasy dirt and dust for a long time when being used in lazy Susan, causes under running accuracy
Drop, and influenceed to cause the abrasion of bearing axle sleeve more serious by local unbalanced pressure.
Utility model content
The purpose of this utility model is to provide a kind of ceramic bearing, original to solve to propose in above-mentioned background technology
Bearing is influenceed by greasy dirt and dust for a long time when being used in lazy Susan, causes running accuracy to decline, and by office
The problem of influence of portion's unbalanced pressure causes the abrasion of bearing axle sleeve more serious.
To achieve the above object, the utility model provides following technical scheme：A kind of ceramic bearing, including lower bearing sleeve,
Axially auxiliary cylindrical roller and main taper roller room, the downside surface middle position of the lower bearing sleeve are provided with lower bearing upper shield
Plate, the main taper roller room are arranged on the upside of lower bearing sleeve cover plate close to the inner surface of lower bearing sleeve, the lower bearing
The uper side surface middle position of set cover plate is provided with main roller rotating shaft, the axial auxiliary circle on the inside of main taper roller room
Post roller be arranged on main roller rotating shaft outside close to lower bearing sleeve cover plate uper side surface, the auxiliary cylindrical roller in axial direction it is upper
Inner surface of the side close to main taper roller room is provided with main taper roller, and the uper side surface of the lower bearing sleeve is provided with axle
Bearing sleeve, the downside surface of the upper bearing sleeve is provided with load balance ball room close to the uper side surface of lower bearing sleeve, described negative
The middle position for carrying balance ball room is provided with load balance ball, and the left side of the load balance ball is close to lower bearing sleeve
Uper side surface be provided with dust-proof groove, the uper side surface middle position of the upper bearing sleeve is provided with cushioning piece, described
The downside of cushioning piece is provided with gland retainer ring, the uper side surface of the cushioning piece close to the middle position of upper bearing sleeve
Loading ability of bearing gland is provided with the upside of gland retainer ring, the outside of the load balance ball room is close to dust-proof groove
Middle position is provided with balance ball retainer.
Preferably, connected between the main taper roller and upper bearing sleeve cover plate by axial auxiliary circle post roller slip.
Preferably, connected between the main taper roller and upper bearing sleeve cover plate by main roller axis of rotation.
Preferably, it is slidably connected between the upper bearing sleeve and lower bearing sleeve by dust-proof groove.
Preferably, it is rotatablely connected between the upper bearing sleeve and lower bearing sleeve by load balance ball.
Compared with prior art, the beneficial effects of the utility model are：The utility model is scientific and reasonable for structure, safe to use
Convenient, the outside upper and lower axle bearing sleeve junction of bearing is provided with dust-proof groove, it is ensured that bearing in long time running not by
To the interference of greasy dirt and dust, so as to ensure that the rotation precision of bearing, and balance ball is provided with the inside of dust-proof groove,
In bearing by imbalance, during uneven axial load, part suffered when being rotated to bearing holder (housing, cover) can be reduced by ball
Unbalanced pressure, ensure the service life of bearing to reduce the abrasion of bearing.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is front view of the present utility model；
Fig. 3 is top view of the present utility model；
In figure：1- lower bearing sleeves cover plate, 2- lower bearing sleeves, the dust-proof grooves of 3-, 4- upper bearing sleeves, 5- upper bearing sleeves cover plate,
6- loading ability of bearing gland, 7- glands retainer ring, 8- cushioning pieces, the main roller rotating shafts of 9-, the main taper rollers of 10-, 11- load balances
Ball room, 12- load balances ball, the 13- axially main taper roller room of auxiliary cylindrical roller, 14-, 15- balance ball retainers.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-3 are referred to, the utility model provides a kind of technical scheme：A kind of ceramic bearing, including lower bearing sleeve 2, axle
To auxiliary cylindrical roller 13 and main taper roller room 14, the downside surface middle position of lower bearing sleeve 2 is provided with lower bearing upper shield
Plate 1, main taper roller room 14 are arranged on the upside of lower bearing sleeve cover plate 1 close to the inner surface of lower bearing sleeve 2, lower bearing upper shield
The uper side surface middle position of plate 1 is provided with main roller rotating shaft 9, axial auxiliary circle post rolling close to the inner side of main taper roller room 14
Son 13 is arranged on the upside of uper side surface of the outside close to lower bearing sleeve cover plate 1, axially auxiliary cylindrical roller 13 of main roller rotating shaft 9
Inner surface close to main taper roller room 14 is provided with main taper roller 10, and the uper side surface of lower bearing sleeve 2 is provided with axle
Bearing sleeve 4, the downside surface of upper bearing sleeve 4 are provided with load balance ball room 11 close to the uper side surface of lower bearing sleeve 2, and load is flat
The middle position of weighing apparatus ball room 11 is provided with load balance ball 12, and the left side of load balance ball 12 is close to lower bearing sleeve 2
Uper side surface be provided with dust-proof groove 3, the uper side surface middle position of upper bearing sleeve 4 is provided with cushioning piece 8, beam
The downside of piece 8 is provided with gland retainer ring 7 close to the middle position of upper bearing sleeve 4, and the uper side surface of cushioning piece 8 is close to pressure
The upside of set retainer ring 7 is provided with loading ability of bearing gland 6, and the outside of load balance ball room 11 is close to the centre of dust-proof groove 3
Opening position is provided with balance ball retainer 15.
In order that axial carrying capacity must be ensured, in the present embodiment, it is preferred that main taper roller 10 and upper bearing sleeve cover plate
It is slidably connected between 5 by axially auxiliary cylindrical roller 13.
In order that stability when must ensure loading ability of bearing, in the present embodiment, it is preferred that main taper roller 10 and upper bearing (metal)
It is rotatablely connected between set cover plate 5 by main roller rotating shaft 9.
In order that the anti-dust performance between bearing must be ensured, in the present embodiment, it is preferred that upper bearing sleeve 4 and lower bearing sleeve 2 it
Between be slidably connected by dust-proof groove 3.
In order that the unbalanced load of bearing must be reduced, in the present embodiment, it is preferred that upper bearing sleeve 4 and lower bearing sleeve 2 it
Between be rotatablely connected by load balance ball 12.
Dust-proof groove 3 in the utility model is a concavo-convex chute, be arranged on upper bearing sleeve 4 and lower bearing sleeve 2 it
Between, the influence to bearing junction such as greasy dirt dust can be prevented, to ensure the rotation reliability of bearing.
Operation principle and process for using of the present utility model：After the utility model installs, bearing is fixed on desk
It is upper to pass through loading ability of bearing gland 6, prevent rotating disk on bearing, pass through applying to loading ability of bearing gland 6 and upper bearing sleeve 4 during rotation
Pressure is fixed, and during rotation, main taper roller 10 rotates in main taper roller room 14 and completes rotation, by the inclined-plane of circular cone and
Axially auxiliary cylindrical roller 13 predominantly axially loads to carry, and is subtracted by the load balance ball 12 in load balance ball room 11
Pressure influence of few periphery unbalanced load to bearing.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of ceramic bearing, including lower bearing sleeve（2）, axial auxiliary cylindrical roller（13）With main taper roller room（14）, it is special
Sign is：The lower bearing sleeve（2）Downside surface middle position be provided with lower bearing sleeve cover plate（1）, the main circular cone rolling
Seed cell（14）Installed in lower bearing sleeve cover plate（1）Upside close to lower bearing sleeve（2）Inner surface, the lower bearing sleeve cover plate
（1）Uper side surface middle position close to main taper roller room（14）Inner side be provided with main roller rotating shaft（9）, the axial direction
Auxiliary cylindrical roller（13）Installed in main roller rotating shaft（9）Outside close to lower bearing sleeve cover plate（1）Uper side surface, the axial direction
Auxiliary cylindrical roller（13）Upside close to main taper roller room（14）Inner surface be provided with main taper roller（10）, under described
Bearing holder (housing, cover)（2）Uper side surface be provided with upper bearing sleeve（4）, the upper bearing sleeve（4）Downside surface close to lower bearing sleeve（2）
Uper side surface be provided with load balance ball room（11）, the load balance ball room（11）Middle position be provided with it is negative
Carry balance ball（12）, the load balance ball（12）Left side close to lower bearing sleeve（2）Uper side surface be provided with it is dust-proof
Groove（3）, the upper bearing sleeve（4）Uper side surface middle position be provided with cushioning piece（8）, the cushioning piece（8）
Downside close to upper bearing sleeve（4）Middle position be provided with gland retainer ring（7）, the cushioning piece（8）Upside table
Face is close to gland retainer ring（7）Upside be provided with loading ability of bearing gland（6）, the load balance ball room（11）Outside lean on
Nearly dust-proof groove（3）Middle position be provided with balance ball retainer（15）.
A kind of 2. ceramic bearing according to claim 1, it is characterised in that：The main taper roller（10）With upper bearing sleeve
Cover plate（5）Between pass through axially auxiliary cylindrical roller（13）It is slidably connected.
A kind of 3. ceramic bearing according to claim 1, it is characterised in that：The main taper roller（10）With upper bearing sleeve
Cover plate（5）Between pass through main roller rotating shaft（9）Rotation connection.
A kind of 4. ceramic bearing according to claim 1, it is characterised in that：The upper bearing sleeve（4）With lower bearing sleeve（2）
Between pass through dust-proof groove（3）It is slidably connected.
A kind of 5. ceramic bearing according to claim 1, it is characterised in that：The upper bearing sleeve（4）With lower bearing sleeve（2）
Between pass through load balance ball（12）Rotation connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720848828.1U CN206929216U (en) | 2017-07-13 | 2017-07-13 | A kind of ceramic bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720848828.1U CN206929216U (en) | 2017-07-13 | 2017-07-13 | A kind of ceramic bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206929216U true CN206929216U (en) | 2018-01-26 |
Family
ID=61354165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720848828.1U Expired - Fee Related CN206929216U (en) | 2017-07-13 | 2017-07-13 | A kind of ceramic bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206929216U (en) |
-
2017
- 2017-07-13 CN CN201720848828.1U patent/CN206929216U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180126 Termination date: 20180713 |