CN205260614U - Thrust angular contact ball bearing - Google Patents
Thrust angular contact ball bearing Download PDFInfo
- Publication number
- CN205260614U CN205260614U CN201620006070.2U CN201620006070U CN205260614U CN 205260614 U CN205260614 U CN 205260614U CN 201620006070 U CN201620006070 U CN 201620006070U CN 205260614 U CN205260614 U CN 205260614U
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- CN
- China
- Prior art keywords
- outer ring
- inner ring
- ball bearing
- angular contact
- rolling element
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- 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.)
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Abstract
The utility model relates to a thrust angular contact ball bearing, outer lane, inner circle, holder, rolling element, the internal surface of outer lane is provided with outer ring raceway, the surface of inner circle is provided with the inner circle channel, the rolling element passes through the holder is arranged in between outer ring raceway and the inner circle channel, the rolling element with the line of outer ring raceway, the contact of inner circle channel is 40 with the contained angle of the perpendicular line of bearing rotating axle, the ditch curvature radius coefficient of outer ring raceway and inner circle channel is all between 0.50 -0.53. The utility model discloses structurally optimize, reduced the subassembly constitution, shortened production cycle, set up angular contact ball bearing's contact angle into 40, it is easier when the assembly, and still can guarantee to have higher rigidity and axial bearing capacity, can also have good high -speed rotation nature and low -heat nature.
Description
Technical field
The utility model relates to angular contact ball bearing technical field, relates in particular to a kind of angular contact thrust ball bearing.
Background technology
Angular contact ball bearing can bear radial load and axial load simultaneously, can under higher rotating speed, work, and it has been generally acknowledged thatContact angle is larger, and axial carrying capacity is higher. Angular contact ball bearing is divided into single-row angular contact ball bearing and biserial angular contact ball journalHold.
Angular contact ball bearing is applied on the main shaft of precision machine tool conventionally, and it is typically to bear bidirectional propulsion that mounted in pairs is usedMain shaft bearing, requires to have axial carrying capacity preferably conventionally, therefore, and the Bidirectional pulling of applying on existing precision machine tool main shaftThe contact angle majority of power angular contact ball bearing is 60 °, can make like this angular contact ball bearing possess good performance and adaptationProperty, but obviously, for making the contact angle of angular contact ball bearing meet application demand, existing bidirectional angular contact thrust ball bearingAssembly is relatively many, machining process is complicated, the production cycle is long, assembling is difficult, and cannot realize high speed rotating. So,Need those skilled in the art to make improvements this.
Utility model content
The purpose of this utility model is in order to solve the problems of the technologies described above, and then a kind of angular contact thrust ball bearing is provided, at knotOn structure, be optimized, reduced module composition, shortened the production cycle, the contact angle of angular contact ball bearing is set to 40°, in the time of assembling, be more prone to, and still can ensure to have higher rigidity and axial carrying capacity, can also have goodHigh speed rotating and low heat generation.
The technical solution of the utility model:
A kind of angular contact thrust ball bearing, comprises outer ring, inner ring, retainer, rolling element, the inner surface setting of described outer ringHave outer ring raceway, the outer surface of described inner ring is provided with bear inner ring grooved railway, described rolling element by described retainer be placed in described outsideBetween circle raceway groove and bear inner ring grooved railway; The line that described rolling element contacts with described outer ring raceway, bear inner ring grooved railway and bearing rotary axleThe angle of vertical line be 40 °; The ditch Curvature Radius Coefficient of described outer ring raceway and bear inner ring grooved railway is all between 0.50-0.53.
Further, described outer ring is carbon steel outer ring, and described inner ring is carbon steel inner ring, and described rolling element is that carbon steel rollsKinetoplast.
Further, described retainer is polyamide retainer.
Further, the ditch Curvature Radius Coefficient of described outer ring raceway is 0.515, the ditch radius of curvature system of described bear inner ring grooved railwayNumber is 0.525.
The utlity model has following beneficial effect: the disclosed bidirectional angular contact thrust ball bearing of the utility model, comprise outer ring,Inner ring, retainer, rolling element, the inner surface of outer ring is provided with outer ring raceway, and the outer surface of inner ring is provided with bear inner ring grooved railway,Rolling element is placed between outer ring raceway and bear inner ring grooved railway by retainer, makes more to optimize in structure, has reduced the formation of assembly,The angle of the line that rolling element contacts with outer ring raceway, rolling element and bear inner ring grooved railway and the vertical line of bearing rotary axle is 40 °,In the time of assembling, be more prone to, and still can ensure to have higher rigidity and axial carrying capacity, can also there is good heightSpeed rotation and low heat generation; The ditch Curvature Radius Coefficient of outer ring raceway and bear inner ring grooved railway is arranged between 0.50-0.53,Increase the carrying rigidity of angular contact ball bearing, improved running accuracy and bearing service life.
Additional aspect of the present utility model and advantage in the following description part provide, and part will become from the following descriptionObtain obviously, or recognize by the practice of utility model.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the structural representation of outer ring and inner ring in Fig. 1;
1-outer ring in figure; 2-inner ring; 3-retainer; 4-rolling element; 5-outer ring raceway; 6-bear inner ring grooved railway.
Detailed description of the invention
Below with reference to accompanying drawing, the utility model is elaborated.
Shown in Fig. 1 and Fig. 2, the disclosed bidirectional angular contact thrust ball bearing of the present embodiment, comprise outer ring 1, inner ring 2,Retainer 3, rolling element 4, be provided with outer ring raceway 5 at the inner surface of outer ring 1, in the outer surface of inner ring 2 is provided withCircle raceway groove 6, the setting position of the setting position of outer ring raceway 5 and bear inner ring grooved railway 6 matches, when outer ring 1 and inner ring 2 are pacifiedAfter dress, outer ring raceway 5 and bear inner ring grooved railway 6 can form one for holding the space of multiple rolling elements 4, multiple rolling elements 4Can at outer ring raceway 5 and bear inner ring grooved railway 6 is interior freely rotate; Retainer 3 wraps up rolling element 4 parts, and can make multiple rollingBetween kinetoplast 4, form isolation, retainer 3 can together rotate with bearing; So arrange, make more to optimize in structure, reduceThe formation of assembly.
The line that rolling element 4 contacts with outer ring raceway 5, rolling element 4 and bear inner ring grooved railway 6 and the vertical line of bearing rotary axleAngle is 40 °, and above-mentioned angle is the contact angle of angular contact ball bearing. Can make like this rolling element 4 and outer ring 1, inner ring 2Between time be more prone in assembling, and still can ensure to have higher rigidity and axial carrying capacity, can also have goodHigh speed rotating and low heat generation.
The ditch Curvature Radius Coefficient of outer ring raceway 5 and bear inner ring grooved railway 6 is arranged between 0.50-0.53, can increases corner connectionTouch the carrying rigidity of ball bearing, improve running accuracy and bearing service life.
Preferably, the outer ring raceway 5 ditch Curvature Radius Coefficient of the disclosed bidirectional angular contact thrust ball bearing of the present embodiment are elected as0.515, the ditch Curvature Radius Coefficient of bear inner ring grooved railway 6 elects 0.525 as, can increase to greatest extent like this carrying rigidity of bearing,Extend the service life of bearing.
Preferably, outer ring 1, inner ring 2, rolling element 4 are made by carbon steel, with low cost, and can make outer ring 1, inCircle 2, rolling element 4 all have higher rigidity and anti-wear performance preferably, can ensure stability when bearing uses, and canFurther extend the service life of bearing.
Preferably, the disclosed retainer 3 of the present embodiment is polyamide retainer, and the retainer that this material is made is lightweight,Can improve the flexibility of revolution of bearing, be more suitable for the High Rotation Speed of bearing.
Above embodiment is the exemplary illustration to this patent just, does not limit its protection domain, and those skilled in the art alsoCan change its part, as long as no the Spirit Essence that exceeds this patent, all in the protection domain of this patent.
Claims (4)
1. an angular contact thrust ball bearing, is characterized in that, comprises outer ring (1), inner ring (2), retainer (3), rollsKinetoplast (4), the inner surface of described outer ring (1) is provided with outer ring raceway (5), and the outer surface of described inner ring (2) is provided withBear inner ring grooved railway (6), described rolling element (4) is placed in described outer ring raceway (5) and bear inner ring grooved railway by described retainer (3)(6) between; Line and bearing rotary that described rolling element (4) contacts with described outer ring raceway (5), bear inner ring grooved railway (6)The angle of the vertical line of axle is 40 °; The ditch Curvature Radius Coefficient of described outer ring raceway (5) and bear inner ring grooved railway (6) all existsBetween 0.50-0.53.
2. a kind of angular contact thrust ball bearing according to claim 1, is characterized in that, described outer ring (1) is carbonElement steel outer ring, described inner ring (2) is carbon steel inner ring, described rolling element (4) is carbon steel rolling element.
3. a kind of angular contact thrust ball bearing according to claim 2, is characterized in that, described retainer (3) isPolyamide retainer.
4. a kind of angular contact thrust ball bearing according to claim 3, is characterized in that, described outer ring raceway (5)Ditch Curvature Radius Coefficient be 0.515, the ditch Curvature Radius Coefficient of described bear inner ring grooved railway (6) is 0.525.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620006070.2U CN205260614U (en) | 2016-01-04 | 2016-01-04 | Thrust angular contact ball bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620006070.2U CN205260614U (en) | 2016-01-04 | 2016-01-04 | Thrust angular contact ball bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205260614U true CN205260614U (en) | 2016-05-25 |
Family
ID=56002143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620006070.2U Active CN205260614U (en) | 2016-01-04 | 2016-01-04 | Thrust angular contact ball bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205260614U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109058288A (en) * | 2016-08-31 | 2018-12-21 | 洛阳轴承研究所有限公司 | Angular contact ball bearing |
| CN109538627A (en) * | 2019-01-21 | 2019-03-29 | 哈尔滨轴承集团公司 | A kind of high revolving speed deep groove ball bearing of automobile gearbox |
-
2016
- 2016-01-04 CN CN201620006070.2U patent/CN205260614U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109058288A (en) * | 2016-08-31 | 2018-12-21 | 洛阳轴承研究所有限公司 | Angular contact ball bearing |
| CN109538627A (en) * | 2019-01-21 | 2019-03-29 | 哈尔滨轴承集团公司 | A kind of high revolving speed deep groove ball bearing of automobile gearbox |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |