CN203322056U - Retainer structure of bearing - Google Patents
Retainer structure of bearing Download PDFInfo
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- CN203322056U CN203322056U CN2013203926493U CN201320392649U CN203322056U CN 203322056 U CN203322056 U CN 203322056U CN 2013203926493 U CN2013203926493 U CN 2013203926493U CN 201320392649 U CN201320392649 U CN 201320392649U CN 203322056 U CN203322056 U CN 203322056U
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- support body
- bearing
- retainer
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- retainer body
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Abstract
The utility model provides a retainer structure of a bearing, and belongs to the technical field of transmission connection parts. The retainer structure of the bearing solves the problem that an existing retainer deforms easily, and comprises a first annular retainer body and a second annular retainer body. Semi-circular first installation positions are bent in the circumferential direction of the first retainer body at intervals. Semi-circular second installation positions are bent in the circumferential direction of the second retainer body at intervals. The first installation positions and the second installation positions are spliced axially and correspondingly to form circular installation positions used for installing rolling balls. The position, between every two adjacent first installation positions, of the first retainer body is fixedly provided with a connection rivet perpendicular to the first retainer body. The position, between every two adjacent second installation positions, of the second retainer body is fixedly provided with a connection hole. The connection rivets penetrate through the connection holes to fixedly connect the first retainer body and the second retainer body. The retainer structure of the bearing is simple in structure, the mechanical strength of the first retainer body and the second retainer body is high, the first retainer body and the second retainer body can abut against each other in a buffered mode due to connection, deformation does not occur easily, and the service life is long.
Description
Technical field
The utility model belongs to the transmission connection piece technical field, relates to a kind of retainer structure of bearing.
Background technique
Bearing refers to and work the parts of fixing and reducing the load friction factor in mechanical transmission course.When other parts produce relative movement each other on axle, friction factor and retainer shaft central position that bearing can be used to reduce in power transmission process are fixed.Therefore, bearing is a kind of very important component in contemporary machinery.Its major function is the supported mechanical solid of rotation, the mechanical load friction factor in order to reduction equipment in transmission process.Outside the ball of bearing is directly exposed to, a lot of designers have set up dust cover on bearing, avoid ball to be corroded by impurity such as dust, greasy dirts.
Bearing generally comprises outer ring, inner ring and the rolling element between inner ring and outer ring, now in order to prevent leaking outside and outside dust, moisture and foreign matter intrusion bearing inside of bearing portion in-lubricant, existing bearing generally all has seal ring, people have also made improvement to the bearing with sealing function, and for example Chinese patent literature discloses a kind of bearing [application number: 201120329922.9; Notice of authorization number: CN202251468U], this bearing comprises inner ring, outer ring and the ball core assembly between inner ring and outer ring, the both sides of ball core assembly are equipped with one can make between interior ring outer wall and outer ring inwall to form the ring packing structure sealed, the ring packing structure comprises O-ring seal and is embedded the support rib in O-ring seal, the inner formation in the outer edge of O-ring seal and outer ring seals, and the inner edge portion of O-ring seal and interior ring outer wall form sealing.
In above-mentioned structure, the ball core assembly also comprises retainer, existing retainer is all generally with integrally moulded, this bearing is under long-time the use, this retainer easily is out of shape, and has influence on the normal operation of bearing, also has retainer to be out of shape, have influence in addition the O-ring seal between inner ring, outer ring, cause O-ring seal to be lost efficacy.
Summary of the invention
The purpose of this utility model is to have the problems referred to above for existing technology, even proposed a kind of in the situation that the permanent retainer structure of using the bearing that also can not make the retainer distortion.
The purpose of this utility model can realize by following technical proposal: a kind of retainer structure of bearing, this bearing comprise bearing inner race and with the bearing outer ring of the coaxial setting of bearing inner race, arrange between described bearing inner race and bearing outer ring by retainer and be fixed with and make the ball of above-mentioned bearing inner race with respect to the bearing outer ring rotation, it is characterized in that, described retainer comprises all ringwise support body one and support body two, described support body one respectively circumferentially the interval bending installation position one of semicircle arcuation is arranged, described support body two respectively circumferentially the interval bending installation position two of semicircle arcuation is arranged, the axial correspondence in Yi He installation position, described installation position two is spliced to form a circular mounting position that above-mentioned ball can be installed, all be installed with the connection rivet perpendicular to above-mentioned support body one on the support body one between two adjacent installation positions one, offer equal attachment hole on the support body two between two adjacent installation positions two, above-mentioned connection rivet is connected support body one and support body two-phase through described attachment hole.
The retainer structure of this bearing is mainly to adopt the mode of split to connect, being provided with like this utilizes between support body one and support body two mutually against being cushioned, be difficult for making support body once and support body two under permanent use state, be out of shape, also have support body one and support body two to fix by the mode of rivet, can improve like this support body one and support body two join strengths.
In the retainer structure of above-mentioned a kind of bearing, described support body one and support body two are between above-mentioned bearing inner race and bearing outer ring, be provided with sealing gasket one above the upper ring surface of support body one, be provided with sealing gasket two below the lower ring surface of support body two, sealing pad one and sealing gasket two are fixed respectively between above-mentioned bearing inner race and bearing outer ring, and described support body one and support body two be corresponding being resisted against on above-mentioned sealing gasket one and sealing gasket two respectively.
In the retainer structure of above-mentioned a kind of bearing, described sealing gasket one comprises annular sheet metal one, at the interior ring edge of annular sheet metal one, the outer shroud edge and on the upper ring surface between interior ring edge and outer shroud edge welding rubber body one is arranged, described rubber body one is connected with support body two with above-mentioned support body one.
In the retainer structure of above-mentioned a kind of bearing, described sealing gasket two comprises annular sheet metal two, at the interior ring edge of annular sheet metal two, the outer shroud edge and on the upper ring surface between interior ring edge and outer shroud edge welding rubber body two is arranged, described rubber body two is connected with support body two with above-mentioned support body one.
In the retainer structure of above-mentioned a kind of bearing, the joint of described support body one and support body two leans.
In the retainer structure of above-mentioned a kind of bearing, described support body one and support body two adopt respectively stainless steel to make.
Compared with prior art, the retainer structure of this bearing is mainly had the installation position one of semicircle arcuation by support body one bending, support body two bendings have the installation position two of semicircle arcuation, the axial correspondence in Yi He installation position, installation position two is spliced to form a circular mounting position that above-mentioned ball can be installed, all be installed with the connection rivet perpendicular to above-mentioned support body one on the support body one between two adjacent installation positions one, described support body one is connected by rivet and support body two.The utility model is simple in structure, and support body one and support body two mechanical strengths are higher, both connections can also cushion against, not yielding, working life is longer.
The accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram of this bearing.
Fig. 2 is the perspective view of the retainer structure of this bearing.
In figure, 1, bearing inner race; 2, bearing outer ring; 3, retainer; 4, ball; 5, support body one; 6, support body two; 7, installation position one; 8, installation position two; 9, connection rivet; 10, attachment hole; 11, sealing gasket one; 11a, annular sheet metal one; 11b, rubber body one; 12, sealing gasket two; 12a, annular sheet metal two; 12b, rubber body two.
Embodiment
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figure 1 or 2, this bearing comprise bearing inner race 1 and with the bearing outer ring 2 of the coaxial setting of bearing inner race 1, arrange between bearing inner race 1 and bearing outer ring 2 by retainer 3 and be fixed with and make the ball 4 of above-mentioned bearing inner race 1 with respect to bearing outer ring 2 rotations, when Practical manufacturing, this retainer 3 comprises all ringwise support body 1 and support body 26, support body 1 respectively circumferentially the interval bending installation position 1 of semicircle arcuation is arranged, support body 26 respectively circumferentially the interval bending installation position 28 of semicircle arcuation is arranged, the axial correspondence in installation position 1 and installation position 28 is spliced to form a circular mounting position that above-mentioned ball 4 can be installed, all be installed with the connection rivet 9 perpendicular to above-mentioned support body 1 on the support body 1 between two adjacent installation positions 1, the joint of support body 1 and support body 26 leans, offer equal attachment hole 10 on the support body 26 between two adjacent installation positions 28, connection rivet 9 is connected support body 1 with support body 26 mutually through described attachment hole 10, support body 1 and support body 26 are between above-mentioned bearing inner race 1 and bearing outer ring 2, and support body 1 and support body 26 adopt respectively stainless steel to make.
Be provided with sealing gasket 1 above the upper ring surface of support body 1, be provided with sealing gasket 2 12 below the lower ring surface of support body 26, sealing pad 1 and sealing gasket 2 12 are fixed respectively between above-mentioned bearing inner race 1 and bearing outer ring 2, and support body 1 and support body 26 be corresponding being resisted against on above-mentioned sealing gasket 1 and sealing gasket 2 12 respectively.
When Practical manufacturing, sealing pad 1 comprises annular sheet metal one 11a, at the interior ring edge of annular sheet metal one 11a, the outer shroud edge and on the upper ring surface between interior ring edge and outer shroud edge welding rubber body one 11b is arranged, described rubber body one 11b is connected with support body 26 with above-mentioned support body 1; Sealing pad 2 12 comprises annular sheet metal two 12a, at the interior ring edge of annular sheet metal two 12a, the outer shroud edge and on the upper ring surface between interior ring edge and outer shroud edge welding rubber body two 12b are arranged, described rubber body two 12b are connected with support body 26 with above-mentioned support body 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 modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has more been used: bearing inner race 1; Bearing outer ring 2; Retainer 3; Ball 4; Support body 1; Support body 26; Installation position 1; Installation position 28; Connection rivet 9; Attachment hole 10; Sealing gasket 1; Annular sheet metal one 11a; Rubber body one 11b; Sealing gasket 2 12; Annular sheet metal two 12a; The terms such as rubber body two 12b, but do not get rid of the possibility of using other term.Using these terms is only in order to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.
Claims (6)
1. the retainer structure of a bearing, this bearing comprise bearing inner race (1) and with the bearing outer ring (2) of the coaxial setting of bearing inner race (1), arrange between described bearing inner race (1) and bearing outer ring (2) by retainer (3) and be fixed with and make the ball (4) of above-mentioned bearing inner race (1) with respect to bearing outer ring (2) rotation, it is characterized in that, described retainer (3) comprises all ringwise support body one (5) and support body two (6), described support body one (5) respectively circumferentially the interval bending installation position one (7) of semicircle arcuation is arranged, described support body two (6) respectively circumferentially the interval bending installation position two (8) of semicircle arcuation is arranged, the axial correspondence in described installation position one (7) and installation position two (8) is spliced to form a circular mounting position that above-mentioned ball (4) can be installed, all be installed with the connection rivet (9) perpendicular to above-mentioned support body one (5) on the support body one (5) between two adjacent installation positions one (7), offer equal attachment hole (10) on the support body two (6) between two adjacent two installation positions two (8), above-mentioned connection rivet (9) is connected support body one (5) with support body two (6) mutually through described attachment hole (10).
2. the retainer structure of a kind of bearing according to claim 1, it is characterized in that, described support body one (5) and support body two (6) are positioned between above-mentioned bearing inner race (1) and bearing outer ring (2), top at the upper ring surface of support body one (5) is provided with sealing gasket one (11), below at the lower ring surface of support body two (6) is provided with sealing gasket two (12), sealing pad one (11) and sealing gasket two (12) are fixed respectively between above-mentioned bearing inner race (1) and bearing outer ring (2), described support body one (5) and support body two (6) be corresponding being resisted against on above-mentioned sealing gasket one (11) and sealing gasket two (12) respectively.
3. the retainer structure of a kind of bearing according to claim 2, it is characterized in that, described sealing gasket one (11) comprises annular sheet metal one (11a), at the interior ring edge of annular sheet metal one (11a), the outer shroud edge and on the upper ring surface between interior ring edge and outer shroud edge welding rubber body one (11b) is arranged, described rubber body one (11b) is connected with support body two (6) with above-mentioned support body one (5).
4. the retainer structure of a kind of bearing according to claim 2, it is characterized in that, described sealing gasket two (12) comprises annular sheet metal two (12a), at the interior ring edge of annular sheet metal two (12a), the outer shroud edge and on the upper ring surface between interior ring edge and outer shroud edge welding rubber body two (12b) is arranged, described rubber body two (12b) is connected with support body two (6) with above-mentioned support body one (5).
5. the retainer structure of a kind of bearing according to claim 2, is characterized in that, the joint of described support body one (5) and support body two (6) leans.
6. the retainer structure of bearing according to claim 5, is characterized in that, described support body one (5) and support body two (6) adopt respectively stainless steel to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203926493U CN203322056U (en) | 2013-07-03 | 2013-07-03 | Retainer structure of bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203926493U CN203322056U (en) | 2013-07-03 | 2013-07-03 | Retainer structure of bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203322056U true CN203322056U (en) | 2013-12-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203926493U Expired - Fee Related CN203322056U (en) | 2013-07-03 | 2013-07-03 | Retainer structure of bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203322056U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107228124A (en) * | 2017-08-11 | 2017-10-03 | 苏州顺革智能科技有限公司 | A kind of special-shaped needle bearing |
-
2013
- 2013-07-03 CN CN2013203926493U patent/CN203322056U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107228124A (en) * | 2017-08-11 | 2017-10-03 | 苏州顺革智能科技有限公司 | A kind of special-shaped needle 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: 20131204 Termination date: 20140703 |
|
| EXPY | Termination of patent right or utility model |