CN204878335U - Roller bearing's holder subassembly - Google Patents
Roller bearing's holder subassembly Download PDFInfo
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- CN204878335U CN204878335U CN201520367328.7U CN201520367328U CN204878335U CN 204878335 U CN204878335 U CN 204878335U CN 201520367328 U CN201520367328 U CN 201520367328U CN 204878335 U CN204878335 U CN 204878335U
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- roller
- arc
- groove
- rolling body
- ball
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Abstract
The utility model relates to a roller bearing's holder subassembly. It has solved current bearing roller technical problem such as easily wear and tear. Including being the annular support body that keeps, keep the support body both ends to have the roller groove that a plurality of circumference distribute and set up respectively, the roller inslot is equipped with the roller body that is column and ability circumferential direction respectively, and both sides were just about the roller body circumference outside exceeded the roller groove respectively the roller end of body extend to the roller groove outside, and roller inslot side have with roller body circumference outside assorted arc fitting surface, the roller position has the arc blind hole in the one end center of roller inslot end, and is equipped with the ball through the movable mounting structure in the arc blind hole, has the arc concave surface that leans on with the ball counterbalance at roller inslot end. The advantage lies in: roller body installation stability is good, can reduce that the roller body rotates and the wearing and tearing of the roller body when receiving axial force, and lubrication degree is high, difficultly between the roller body and the holder weares and teares long service life.
Description
Technical field
The utility model belongs to technical field of automobile, particularly relates to a kind of retainer assembly of roller bearing.
Background technique
Roller bearing is the rolling bearing making rolling element with short cylindrical, circular cone or drum-shaped roller.Mainly contain the structural types such as centripetal short columnar roller, double-row spherical roller, tapered roller and thrust roller.Common roller bearing is by bearing enclose and the retainer that is arranged between the two, and roller is arranged on for separating of each roller on retainer, keeps roller spacing equal, makes load mean allocation.The problems such as but existing roller bearing also exists in use: poor stability, and bearing capacity is poor, when bearing is subject to axial force, wearing and tearing easily appear in roller end, and working life is short, roller lubrication degree difference.
In order to solve prior art Problems existing, people have carried out long-term exploration, propose solution miscellaneous.Such as, Chinese patent literature discloses a kind of roller bearing, and [application number: 201420096437.5], comprises outer ring, inner ring, retainer and rolling element; It is characterized in that: turn-take in arranging between described outer ring and inner ring, outer ring and in turn-take and inner ring and in turn-take between ball-type rolling element and roller-type rolling element are set respectively; Rolling element comprises the first corresponding with ball-type rolling element and roller-type rolling element respectively retainer and the second retainer.Above-mentioned scheme improves the subproblem of prior art to a certain extent, such as, to some extent solve the problem of the radial bearing capacity difference of bearing, but, also at least there is following defect in the program: poor stability, when bearing is subject to axial force easily there are wearing and tearing in roller end, and working life is short, and roller lubrication degree is poor.
Summary of the invention
The purpose of this utility model is for the problems referred to above, provides a kind of design more reasonable, the retainer assembly of the nonabradable roller bearing in roller end.
For achieving the above object, the utility model have employed following technical proposal: the retainer assembly of this roller bearing, comprise ringwise maintenance support body, described maintenance support body two ends have the roller groove that some circumference distributions are arranged respectively, it is characterized in that, be respectively equipped with in column in described roller groove and the rolling body of energy circumference rotation, described rolling body outer circumferential exceeds the upper and lower both sides of roller groove respectively and described rolling body end extends to outside roller groove, and there is the arc fitting surface matched with rolling body outer circumferential inside roller groove, the center, one end that described rolling body is positioned at roller groove the inner has arc blind hole, and be provided with by movable mounting structure in described arc blind hole and freely rotate and the ball of arc blind hole is exposed in outside, in roller groove the inner, there is the arc-shaped concave leant with ball.During use, roller lays respectively between bearing enclose, and be subject to axial force or rolling body when rotating at bearing, the ball of rolling body end and arc-shaped concave cooperatively interact and can reduce the wearing and tearing of rolling body end.
In the retainer assembly of above-mentioned roller bearing, described movable mounting structure comprises and being arranged in arc blind hole and the rolling assembly leant with ball, and described rolling body end is provided with the limit assembly that can prevent ball from departing from arc blind hole.
In the retainer assembly of above-mentioned roller bearing, described rolling assembly comprises some rolling elements be arranged in arc blind hole, and described rolling element is all in spherical and equal diameters, described ball all with rolling element mutually against setting.Namely cooperatively interacted by rolling element and ball and realize ball and freely rotate.
In the retainer assembly of above-mentioned roller bearing, described limit assembly comprises and is arranged on rolling body end and the annular capping being positioned at arc blind hole outer circumferential, described annular capping outer circumferential and rolling body are connected as a single entity, and described annular capping outer circumferential to week tilt upward setting to the inside and this week to the inside with the outer circumferential of the middle and upper part of ball mutually against setting.Annular capping can prevent ball from departing from arc blind hole.
In the retainer assembly of above-mentioned roller bearing, the equal one_to_one corresponding of roller groove at described maintenance support body two ends is arranged and the equal circumference of roller groove of every one end is uniformly distributed setting.
In the retainer assembly of above-mentioned roller bearing, annular oil groove is circumferentially with in the middle part of described maintenance support body, described annular oil groove both sides are corresponding the first oil groove and the second oil groove being provided with some settings in tilt distribution respectively, first described oil groove one end is connected with annular oil groove, the other end extends on arc fitting surface, second described oil groove one end is connected with annular oil groove, and the other end extends on arc-shaped concave.Obviously, the first oil groove and the second oil groove can make lubricant oil enter between rolling body and arc fitting surface and between rolling body and arc-shaped concave, decrease rolling body and the wearing and tearing keeping support body.
In the retainer assembly of above-mentioned roller bearing, the described center line of roller groove and the center superposition of rolling body.
In the retainer assembly of above-mentioned roller bearing, the top of described ball is against being arranged on bottom arc-shaped concave.
In the retainer assembly of above-mentioned roller bearing, the ratio that described rolling body is arranged between length in roller groove and the length of rolling body outside roller groove is: 2-3:1.
In the retainer assembly of above-mentioned roller bearing, the outer circumferential at described rolling body two ends has arc angling portion.
Compared with prior art, the advantage of the retainer assembly of this roller bearing is: structure is simple, and rolling body installs good stability, can reduce rolling body rotate and rolling body is subject to axial force time wearing and tearing, lubricity is high, not easy to wear between rolling body and retainer, long service life.
Accompanying drawing explanation
Fig. 1 is the structural representation that the utility model provides.
Fig. 2 is the structure sectional view of the rolling body that the utility model provides.
In figure, keep support body 1, roller groove 11, arc fitting surface 111, arc-shaped concave 112, rolling body 2, arc blind hole 21, arc angling portion 22, movable mounting structure 3, rolling element 31, annular capping 32, ball 4, annular oil groove 5, first oil groove 51, second oil groove 52.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
As shown in Figure 1-2, the retainer assembly of this roller bearing, comprise ringwise maintenance support body 1, support body 1 two ends are kept to have the roller groove 11 of some circumference distribution settings respectively, be respectively equipped with in roller groove 11 in column and the rolling body 2 of energy circumference rotation, rolling body 2 outer circumferential exceeds roller groove about 11 both sides respectively and rolling body 2 end extends to outside roller groove 11, and there is the arc fitting surface 111 matched with rolling body 2 outer circumferential inside roller groove 11, the center, one end that rolling body 2 is positioned at roller groove 11 the inner has arc blind hole 21, the outer circumferential at rolling body 2 two ends has arc angling portion 22, and be provided with by movable mounting structure 3 in arc blind hole 21 and freely rotate and the ball 4 of arc blind hole 21 is exposed in outside, there is in roller groove 11 the inner the arc-shaped concave 112 leant with ball 4, during use, rolling body 2 lays respectively between bearing enclose, axial force or rolling body 2 is subject to when rotating at bearing, ball 4 and the arc-shaped concave 112 of rolling body 2 end cooperatively interact and can reduce the wearing and tearing of rolling body 2 end.
Particularly, the movable mounting structure 3 in the present embodiment comprises and being arranged in arc blind hole 21 and the rolling assembly leant with ball 4, and described rolling body 2 end is provided with the limit assembly that can prevent ball 4 from departing from arc blind hole 21.Wherein, here rolling assembly comprises some rolling elements 31 be arranged in arc blind hole 21, and described rolling element 31 is all in spherical and equal diameters, described ball 4 all with rolling element 31 mutually against setting, namely cooperatively interacted by rolling element 31 and ball 4 and realize ball 4 and freely rotate.Arc blind hole 21 is departed from order to prevent ball 4, here limit assembly comprises and is arranged on rolling body 2 end and the annular capping 32 being positioned at arc blind hole 21 outer circumferential, described annular capping 32 outer circumferential and rolling body 2 are connected as a single entity, and described annular capping 32 outer circumferential to week tilt upward setting to the inside and this week to the inside with the outer circumferential of the middle and upper part of ball 4 mutually against setting.
Further, the equal one_to_one corresponding of roller groove 11 at maintenance support body 1 two ends in the present embodiment is arranged and the equal circumference of roller groove 11 of every one end is uniformly distributed setting.Wherein, here annular oil groove 5 is circumferentially with in the middle part of maintenance support body 1, described annular oil groove 5 both sides are corresponding is respectively provided with some the first oil groove 51 and the second oil grooves 52 arranged in tilt distribution, first described oil groove 51 one end is connected with annular oil groove 5, the other end extends on arc fitting surface 111, second described oil groove 52 one end is connected with annular oil groove 5, the other end extends on arc-shaped concave 112, first oil groove 51 and the second oil groove 52 can make lubricant oil enter between rolling body 2 and arc fitting surface 111 and between rolling body 2 and arc-shaped concave 112, decrease rolling body 2 and the wearing and tearing keeping support body 1.
Further, the center line of the roller groove 11 in the present embodiment and the center superposition of rolling body 2, the top of ball 4 is here against being arranged on bottom arc-shaped concave 112, and the ratio that rolling body 2 is here arranged between length in roller groove 11 and the length of rolling body 2 outside roller groove 11 is: 2-3:1.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Although more employ terms such as keeping support body 1, roller groove 11, arc fitting surface 111, arc-shaped concave 112, rolling body 2, arc blind hole 21, arc angling portion 22, movable mounting structure 3, rolling element 31, annular capping 32, ball 4, annular oil groove 5, first oil groove 51, second oil groove 52 herein, do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.
Claims (10)
1. the retainer assembly of a roller bearing, comprise ringwise maintenance support body (1), described maintenance support body (1) two ends have the roller groove (11) that some circumference distributions are arranged respectively, it is characterized in that, be respectively equipped with in column in described roller groove (11) and the rolling body (2) of energy circumference rotation, described rolling body (2) outer circumferential exceeds the upper and lower both sides of roller groove (11) respectively and described rolling body (2) end extends to roller groove (11) outside, and in roller groove (11) inner side, there is the arc fitting surface (111) matched with rolling body (2) outer circumferential, the center, one end that described rolling body (2) is positioned at roller groove (11) inner has arc blind hole (21), and be provided with by movable mounting structure (3) in described arc blind hole (21) and freely rotate and the ball (4) of arc blind hole (21) is exposed in outside, there is in roller groove (11) the inner the arc-shaped concave (112) leant with ball (4).
2. the retainer assembly of roller bearing according to claim 1, it is characterized in that, described movable mounting structure (3) comprises and being arranged in arc blind hole (21) and the rolling assembly leant with ball (4), and described rolling body (2) end is provided with the limit assembly that can prevent ball (4) from departing from arc blind hole (21).
3. the retainer assembly of roller bearing according to claim 2, it is characterized in that, described rolling assembly comprises some rolling elements (31) be arranged in arc blind hole (21), and described rolling element (31) is all in spherical and equal diameters, described ball (4) all with rolling element (31) mutually against setting.
4. the retainer assembly of roller bearing according to claim 2, it is characterized in that, described limit assembly comprises and is arranged on rolling body (2) end and the annular capping (32) being positioned at arc blind hole (21) outer circumferential, described annular capping (32) outer circumferential and rolling body (2) are connected as a single entity, and tilt upward setting described annular capping (32) outer circumferential to week to the inside and this week to the inside with the outer circumferential of the middle and upper part of ball (4) mutually against setting.
5. the retainer assembly of the roller bearing according to claim 1 or 2 or 3 or 4, it is characterized in that, the equal one_to_one corresponding of roller groove (11) at described maintenance support body (1) two ends is arranged and the equal circumference of roller groove (11) of every one end is uniformly distributed setting.
6. the retainer assembly of roller bearing according to claim 5, it is characterized in that, described maintenance support body (1) middle part is circumferentially with annular oil groove (5), described annular oil groove (5) both sides are corresponding is respectively provided with some the first oil grooves (51) arranged in tilt distribution and the second oil groove (52), described the first oil groove (51) one end is connected with annular oil groove (5), the other end extends on arc fitting surface (111), described the second oil groove (52) one end is connected with annular oil groove (5), the other end extends on arc-shaped concave (112).
7. the retainer assembly of roller bearing according to claim 1, is characterized in that, the center line of described roller groove (11) and the center superposition of rolling body (2).
8. the retainer assembly of roller bearing according to claim 1, is characterized in that, the top of described ball (4) is against being arranged on arc-shaped concave (112) bottom.
9. the retainer assembly of the roller bearing according to claim 1 or 2 or 3 or 4, it is characterized in that, the ratio that described rolling body (2) is arranged between length that length in roller groove (11) and rolling body (2) be positioned at roller groove (11) outside is: (2-3): 1.
10. the retainer assembly of roller bearing according to claim 9, is characterized in that, the outer circumferential at described rolling body (2) two ends has arc angling portion (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520367328.7U CN204878335U (en) | 2015-05-30 | 2015-05-30 | Roller bearing's holder subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520367328.7U CN204878335U (en) | 2015-05-30 | 2015-05-30 | Roller bearing's holder subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204878335U true CN204878335U (en) | 2015-12-16 |
Family
ID=54822711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520367328.7U Expired - Fee Related CN204878335U (en) | 2015-05-30 | 2015-05-30 | Roller bearing's holder subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204878335U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113969941A (en) * | 2021-12-06 | 2022-01-25 | 北轴(洛阳)科技有限公司 | Novel retainer of roller bearing |
-
2015
- 2015-05-30 CN CN201520367328.7U patent/CN204878335U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113969941A (en) * | 2021-12-06 | 2022-01-25 | 北轴(洛阳)科技有限公司 | Novel retainer of roller bearing |
| CN113969941B (en) * | 2021-12-06 | 2023-12-01 | 北轴(洛阳)科技有限公司 | Novel retainer of roller bearing |
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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 |
Granted publication date: 20151216 Termination date: 20180530 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |