CN104675864A - Thrust bearing for series of high-sealing property and high-precision automobile steering axles - Google Patents
Thrust bearing for series of high-sealing property and high-precision automobile steering axles Download PDFInfo
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- CN104675864A CN104675864A CN201410041519.4A CN201410041519A CN104675864A CN 104675864 A CN104675864 A CN 104675864A CN 201410041519 A CN201410041519 A CN 201410041519A CN 104675864 A CN104675864 A CN 104675864A
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- ring
- seat ring
- thrust
- sealing performance
- blowout patche
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Abstract
The invention relates to a thrust bearing for a series of high-sealing property and high-precision automobile steering axles. The invention belongs to the technical field of rolling bearings. The invention is mainly used for solving the problem that due to the existence of an outer cover in the existing thrust bearing for automobile steering axles, the mounting precision and the using performance are affected. The thrust bearing is mainly characterized by comprising an outer cover, a shaft ring, a seat ring, a sliding ring, a lantern ring, or a rolling body and a retaining frame, wherein two end faces of the outer cover are respectively jointed with the oblique slope of the shaft ring and the oblique slope of the seat ring, and the two ends of the outer cover are respectively lower than the outer end faces of the shaft ring and the seat ring; a non-framework rubber seal is arranged on an outer-diameter circumferential slot of the seat ring, and a seat ring annular seal ring is arranged on the inner diameter of the seat ring; and a seal ring is arranged between the shaft ring and the seat ring. The thrust bearing provided by the invention has the characteristics of good sealing and using performance and good precision in mounting and use, and is mainly used for the series of high-sealing property and high-precision automobile steering axles.
Description
Technical field
The invention belongs to technical field of rolling bearings.Be specifically related to serial high sealing performance highi degree of accuracy steering axle of automobile new structure thrust-bearing, turn to supporting for automobile front axle.
Background technique
At present, turn to the bearing of supporting for automobile front axle, have thrust ball bearing, thrust roller bearing, damping bearing.Bearing is arranged on steering axle stub, slowly runs with front-wheel steer.The thrust-bearing be used on steering axle has band sealing, also has not with sealing, and the bearing using band sealing is development trend.
Because motor turning bearing is contained on stub outside exposed, the product not with sealing is easy to cause dust and water to enter in bearing, causes the early failue of bearing.The product of existing band sealing causes sealability not to be very desirable because sealing configuration is single, also can cause the early failue of bearing.
Steering bearing generally has outer cover 93, and blowout patche 02, seat ring 01, rolling element 04 are contained in outer cover, as shown in Figure 1.Under normal circumstances, the whole end face of blowout patche is covered at the bottom of cover band, because cover is stamping part, machining accuracy is lower, bottom surface is uneven, comparatively large to bearing height deviation effects when fitting with blowout patche end face, and causes bearing face run-out tolerance larger, and then affect installation precision and the usability of thrust-bearing, greatly can reduce the working life of bearing time serious.
Summary of the invention
Object of the present invention is exactly provide a kind of thrust-bearing that makes both to have good sealing usability for above-mentioned deficiency, has again the good serial high sealing performance highi degree of accuracy steering axle of automobile thrust-bearing installing and using precision.
Technical solution of the present invention is: a kind of serial high sealing performance highi degree of accuracy steering axle of automobile thrust-bearing, comprises outer cover, blowout patche, seat ring and slip ring and the collar or rolling element and retainer; It is characterized in that: the both ends of the surface of described outer cover are fitted with blowout patche slope, seat ring slope respectively, and outer cover two ends are all respectively lower than blowout patche, seat ring exterior edge face; Non-skeleton rubber seal is equipped with the outside diameter hoop groove of described seat ring, the internal diameter band race shape seal ring of seat ring; Seal ring is provided with between described blowout patche and seat ring.
The internal diameter tape spool ring RunddichtringO of blowout patche described in technical solution of the present invention.
Thrust-bearing external diameter described in technical solution of the present invention is at 30 ~ 100mm.
Blowout patche ring seal circle described in technical solution of the present invention is the O-ring seal of O type or special-shaped O-ring seal.
Race RunddichtringO described in technical solution of the present invention is ring-shaped rubber seal ring.
Blowout patche described in technical solution of the present invention and the seal ring between seat ring are the tubular rubber seal of band steel plate frame.
Rolling element described in technical solution of the present invention can be cylindrical roller thrust, thrust cone roller, guiding principle ball.
Seat ring described in technical solution of the present invention, blowout patche can for the steel rings with the relevant pattern raceway matched to rolling element, raceway groove.
Slip ring described in technical solution of the present invention and the collar are metal slide ring and the engineering plastics collar.
The present invention has following good effect:
1, non-skeleton rubber seal on seat ring, not only ensure that the sealing usability that bearing is good but also ensure its good fabrication technology performance; Can play the effect of dust-proof leak-proof between axle, seat ring with tubular rubber seal, namely dust does not enter, and grease can not leak; The effect of dust-proof leak-proof can be played with tubular rubber seal between axle, seat ring; When blowout patche and stub interference fit, blowout patche internal diameter can not play the effect of dust-proof leak-proof yet with sealing.This sealing configuration significantly improves the sealability of bearing, roller can be allowed normally to work for a long time in the space closed, thus improve bearing life.
2, outer cover two ends are with roll extrusion assembling on the corresponding slope of slope pattern on axle, seat ring, the bearing height deviation caused because shroud floor is uneven when eliminating at the bottom of outer cover one sideband and the change of end face run-out tolerance, bearing face run-out tolerance is dropped in 0.02mm by original more than 0.05mm.The change of this structure can improve bearing and install and use precision, improves bearing working life and reliability.
The present invention has makes thrust-bearing both have good sealing usability, has again the good feature installing and using precision.The present invention is mainly used in serial high sealing performance highi degree of accuracy steering axle of automobile thrust-bearing.
Accompanying drawing explanation
Fig. 1 is the common structural representation of this class bearing.
Fig. 2 is structural representation of the present invention.
Embodiment
Below in conjunction with accompanying drawing, explanation is further explained to the present invention.
As shown in Figure 2.The present invention's series high sealing performance highi degree of accuracy steering axle of automobile thrust-bearing comprises outer cover 96, blowout patche 09, seat ring 08, rolling element 04 and retainer, and thrust-bearing external diameter is at Φ D30 ~ 100mm, and retainer can be stamping steel plate retainer, nylon cages.When full roller, full ball or damping bearing structure, also shouldn't retainer.Wherein, outer cover 96 is not with bottom surface, the both ends of the surface of outer cover 96 are fitted with blowout patche 09 slope, seat ring 08 slope respectively, and outer cover 96 two ends are all respectively lower than blowout patche 09, seat ring 08 exterior edge face, outer cover 96 is the cylindrical structures on two end band slopes as shown in Figure 2, instead of cup type structure as shown in Figure 1.The internal diameter of blowout patche 09 can tape spool ring RunddichtringO 48, also can not tape spool ring RunddichtringO.Blowout patche ring seal circle 48 is the O-ring seal of O type or special-shaped O-ring seal, and special-shaped O-ring seal i.e. other O type modification pattern seal rings.The outside diameter hoop groove of seat ring 08 is equipped with non-skeleton rubber seal, and the internal diameter band race shape seal ring 48 of seat ring 08, race RunddichtringO 48 is ring-shaped rubber seal ring.Be with seal ring between blowout patche 09 and seat ring 08, seal ring is the tubular rubber seal 68 of band steel plate frame 99.Rolling element can be cylindrical roller thrust, thrust cone roller, steel ball or metal slide ring.Seat ring 08, blowout patche 09 are with the steel ring of the relevant pattern raceway matched to rolling element 04, raceway groove.Also can be metal slide ring and the engineering plastics collar (damping bearing) between seat ring, blowout patche.
Consider bearing structure and assembling applicable cases, the present invention adopts three kinds of seal form to hinder the leakage entering and prevent grease of dust muddy water.For the impact that outer cover at the bottom of original band 93 produces bearing performance with the assembly relation of blowout patche 02, seat ring 01, have employed the structure of outer cover 96 the end face not end of with, thus eliminate the adverse effect of outer cover to assembly precision.The batch use on STR bridge of this airframe bearing.
Claims (9)
1. a serial high sealing performance highi degree of accuracy steering axle of automobile thrust-bearing, comprises outer cover, blowout patche, seat ring and slip ring and the collar or rolling element and retainer; It is characterized in that: the both ends of the surface of described outer cover are fitted with blowout patche slope, seat ring slope respectively, and outer cover two ends are all respectively lower than blowout patche, seat ring exterior edge face; Non-skeleton rubber seal is equipped with the outside diameter hoop groove of described seat ring, the internal diameter band race shape seal ring of seat ring; Seal ring is provided with between described blowout patche and seat ring.
2. serial high sealing performance highi degree of accuracy steering axle of automobile thrust-bearing according to claim 1, is characterized in that: the internal diameter tape spool ring RunddichtringO of described blowout patche.
3. serial high sealing performance highi degree of accuracy steering axle of automobile thrust-bearing according to claim 1 and 2, is characterized in that: described thrust-bearing external diameter is at 30 ~ 100mm.
4. serial high sealing performance highi degree of accuracy steering axle of automobile thrust-bearing according to claim 1 and 2, is characterized in that: described blowout patche ring seal circle is the O-ring seal of O type or special-shaped O-ring seal.
5. serial high sealing performance highi degree of accuracy steering axle of automobile thrust-bearing according to claim 1 and 2, is characterized in that: described race RunddichtringO is ring-shaped rubber seal ring.
6. serial high sealing performance highi degree of accuracy steering axle of automobile thrust-bearing according to claim 1 and 2, is characterized in that: the seal ring between described blowout patche and seat ring is the tubular rubber seal of band steel plate frame.
7. serial high sealing performance highi degree of accuracy steering axle of automobile thrust-bearing according to claim 1 and 2, is characterized in that: described rolling element can be cylindrical roller thrust, thrust cone roller, guiding principle ball.
8. serial high sealing performance highi degree of accuracy steering axle of automobile thrust-bearing according to claim 1 and 2, is characterized in that: described seat ring, blowout patche can for the steel rings with the relevant pattern raceway matched to rolling element, raceway groove.
9. serial high sealing performance highi degree of accuracy steering axle of automobile thrust-bearing according to claim 1 and 2, is characterized in that: described slip ring and the collar are metal slide ring and the engineering plastics collar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410041519.4A CN104675864A (en) | 2014-01-28 | 2014-01-28 | Thrust bearing for series of high-sealing property and high-precision automobile steering axles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410041519.4A CN104675864A (en) | 2014-01-28 | 2014-01-28 | Thrust bearing for series of high-sealing property and high-precision automobile steering axles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104675864A true CN104675864A (en) | 2015-06-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410041519.4A Pending CN104675864A (en) | 2014-01-28 | 2014-01-28 | Thrust bearing for series of high-sealing property and high-precision automobile steering axles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104675864A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104989731A (en) * | 2015-07-24 | 2015-10-21 | 山西新环橡塑制品有限公司 | Automobile pressure bearing |
| CN105650123A (en) * | 2016-03-11 | 2016-06-08 | 如皋市非标轴承有限公司 | Thrust bearing for automobile steering axle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US986453A (en) * | 1909-10-21 | 1911-03-14 | Herbert B Gillette | Roller-bearing. |
| CN2931915Y (en) * | 2006-07-18 | 2007-08-08 | 洛阳轴研科技股份有限公司 | Propulsion conical roller bearing having seal structure |
| CN201786914U (en) * | 2010-09-07 | 2011-04-06 | 襄阳汽车轴承股份有限公司 | Sealing thrust bearing for automobile steering axle |
| CN202091351U (en) * | 2011-06-07 | 2011-12-28 | 襄阳汽车轴承股份有限公司 | Thrust bearing provided with novel structure and used for steering axle of automobile |
| CN103410867A (en) * | 2013-08-21 | 2013-11-27 | 湖南中联重科车桥有限公司 | Bearing assembly, steering axle and vehicle |
| CN203770421U (en) * | 2014-01-28 | 2014-08-13 | 襄阳汽车轴承股份有限公司 | High-sealing-property and high-accuracy series thrust bearing for automobile steering axles |
-
2014
- 2014-01-28 CN CN201410041519.4A patent/CN104675864A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US986453A (en) * | 1909-10-21 | 1911-03-14 | Herbert B Gillette | Roller-bearing. |
| CN2931915Y (en) * | 2006-07-18 | 2007-08-08 | 洛阳轴研科技股份有限公司 | Propulsion conical roller bearing having seal structure |
| CN201786914U (en) * | 2010-09-07 | 2011-04-06 | 襄阳汽车轴承股份有限公司 | Sealing thrust bearing for automobile steering axle |
| CN202091351U (en) * | 2011-06-07 | 2011-12-28 | 襄阳汽车轴承股份有限公司 | Thrust bearing provided with novel structure and used for steering axle of automobile |
| CN103410867A (en) * | 2013-08-21 | 2013-11-27 | 湖南中联重科车桥有限公司 | Bearing assembly, steering axle and vehicle |
| CN203770421U (en) * | 2014-01-28 | 2014-08-13 | 襄阳汽车轴承股份有限公司 | High-sealing-property and high-accuracy series thrust bearing for automobile steering axles |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104989731A (en) * | 2015-07-24 | 2015-10-21 | 山西新环橡塑制品有限公司 | Automobile pressure bearing |
| CN105650123A (en) * | 2016-03-11 | 2016-06-08 | 如皋市非标轴承有限公司 | Thrust bearing for automobile steering axle |
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Application publication date: 20150603 |
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