CN105034691A - Spacer-bush-contained automotive hub bearing unit - Google Patents
Spacer-bush-contained automotive hub bearing unit Download PDFInfo
- Publication number
- CN105034691A CN105034691A CN201510589376.5A CN201510589376A CN105034691A CN 105034691 A CN105034691 A CN 105034691A CN 201510589376 A CN201510589376 A CN 201510589376A CN 105034691 A CN105034691 A CN 105034691A
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- China
- Prior art keywords
- bearing
- spacer
- half shaft
- hub
- axle tube
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Abstract
Disclosed in the invention is a spacer-bush-contained automotive hub bearing unit comprising a hub, a half shaft, a half shaft casing pipe and a bearing. The half shaft contains a half shaft body and a half shaft end cover arranged at the outer end of the half shaft body. The half shaft casing pipe sleeves the outside of the half shaft body; and the hub sleeves the outside of the half shaft casing pipe. The tail end of the hub and the half shaft end cover are connected by bolts. The bearing located between the half shaft casing pipe and the hub contains an outer bearing and the inner bearing; the inner bearing is arranged at the inner side of the half shaft casing pipe; and the outer bearing is arranged at the outer side of the half shaft casing pipe. A spacer bush is arranged between the inner bearing and the outer bearing; the two ends of the spacer bush are connected with non-basal surfaces of the inner bearing and outer bearing. According to the bearing unit, because the integrated spacer bush is arranged between the small end surfaces of the inner sleeves of the inner bearing and the outer bearing, the original-design-based reasonable and accurate state of the working gap of the bearing can be kept to be unchanged based on the spacer bush.
Description
Technical field
The present invention relates to auto manufacturing field, be specifically related to a kind of band spacer automobile hub bearing.
Background technology
The hub bearing overwhelming majority of the existing domestic commercial vehicle/comm..vehicle of China is made up of the independent tapered roller bearing of two covers.Namely first being installed on vehicle bridge sleeve pipe by inner end bearing inner sleeve assembly when assembling, then hanging on sleeve pipe by wheel hub, is then the internal sleeve assembly loading onto outer end bearings, then tightening nut 1/7 ~ 1/9 circle that fallen back by nut on request.This makes the time of setting up of auto producer lengthen, and productive costs increases, and is unfavorable for current fierce market competition.
More importantly the play of bearing is the play automatically falling back after erecting yard power-operated wrench screws and produce, and which increases many uncertain factors, makes the perfect condition that the working gap out of reach of bearing designs.This hub bearing assembling mode gently then causes bearing damage, needs spended time and manpower to change, heavy then cause wheel hub to damage, and for the user, maintenance cost high is every year suffered untold misery.
Therefore the research and development for new automobile bearing wheel hub unit are very urgent.The present invention mainly makes fitting process simple and fast; Spacer makes the working gap of two bearings stablize, and increases substantially bearing life; Make no longer to loosen and maintenance cost saving between bearing inner sleeve and sleeve pipe.
Summary of the invention
For the deficiencies in the prior art, the object of the present invention is to provide one to the addition of spacer, be namely with spacer automobile hub bearing.
The technical matters that the present invention solves can realize by the following technical solutions: a kind of band spacer automobile hub bearing, comprise wheel hub, semiaxis, axle tube and bearing, wherein said semiaxis comprises half hubcap of semiaxis body and semiaxis body outer end, described axle tube is enclosed within semiaxis, and this is external, described wheel hub is enclosed within outside axle tube, the end of wheel hub be provided with screw between half hubcap and be connected, described bearing is between axle tube and wheel hub, bearing comprises outer bearing and neck bearing, wherein neck bearing is positioned at the inner side of axle tube, outer bearing is positioned at the outside of axle tube, spacer is provided with between neck bearing and outer bearing, the two ends of spacer are all connected with the non-basal plane of outer bearing with neck bearing.
Preferably, the outside of described outer bearing is provided with lock washer, is provided with bolts and nuts between lock washer and outer bearing.
Preferably, the inner side of described neck bearing is provided with oil sealing, is provided with the first seal ring between oil sealing and described wheel hub.
Preferably, between described semiaxis body and described axle tube, the second seal ring is housed, the second seal ring is positioned at axle tube.
Preferably, sealant sealing is adopted between described half hubcap and described wheel hub.
Beneficial effect is: this bearing unit is between the inner sleeve small end face of inside and outside two bearings, add an overall spacer, this spacer the working gap of bearing can be made to reach intrinsic accurately reasonably state is constant.Spacer makes wheel hub have larger resistance to tipping moment; Owing to being neck bearing, outer bearing and spacer and wheel hub are formed a unit can be convenient to store, and can easily whole unit be contained on axle tube at erecting yard; Because the height of spacer is determined value, thus make bearing obtain reasonable indeclinable working gap, bearing life significantly improves; Increasing after spacer makes the inner ring of neck bearing and outer bearing and spacer be combined into one, and avoids the inner sleeve of neck bearing and outer bearing and axle tube and loosens the bearing mal caused and lost efficacy; Bearing unit due to new construction significantly can improve the work life of bearing, can reduce the frequency changing bearing and grease, maintenance cost saving.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation with spacer automobile hub bearing of the present invention;
Wherein 1, wheel hub; 2, screw; 3, nut; 4, second seal ring; 5, half hubcap; 6, semiaxis body; 7, axle tube; 8, lock washer; 9, bolt; 10, outer bearing; 11, spacer; 12, neck bearing; 13, first seal ring; 14, oil sealing; 15, semiaxis.
Detailed description of the invention
The preferred embodiment of the present invention is described in detail below in conjunction with accompanying drawing.
Fig. 1 shows a kind of detailed description of the invention with spacer automobile hub bearing of the present invention: a kind of band spacer automobile hub bearing, comprise wheel hub 1, semiaxis 15, axle tube 7 and bearing, wherein said semiaxis 15 comprises half hubcap 5 of semiaxis body 6 and semiaxis body 6 outer end, described axle tube 7 is enclosed within outside semiaxis body 6, described wheel hub 1 is enclosed within outside axle tube 7, the end of wheel hub 1 be provided with screw 2 between half hubcap 5 and be connected, described bearing is between axle tube 7 and wheel hub 1, bearing comprises outer bearing 10 and neck bearing 12, wherein neck bearing 12 is positioned at the inner side of axle tube 7, outer bearing 10 is positioned at the outside of axle tube 7, spacer 11 is provided with between neck bearing 12 and outer bearing 10, the two ends of spacer 11 are all connected with the non-basal plane of outer bearing 10 with neck bearing 12.Spacer 11 makes hub have larger resistance to tipping moment; And neck bearing 12, outer bearing 10, spacer 11 and wheel hub form a unit can be convenient to storage, and can easily whole unit be contained on axle tube 7 at erecting yard; Because the height of spacer 11 is determined value, make neck bearing 12 and outer bearing 10 obtain reasonable indeclinable working gap, neck bearing 12 was all largely increased with the life-span of outer bearing 10.
By reference to the accompanying drawings, the outside of described outer bearing 10 is provided with lock washer 8, is provided with bolt 9 and nut 3 between lock washer 8 and outer bearing 10.The inner side of described neck bearing 12 is provided with oil sealing 14, is provided with the first seal ring 13 between oil sealing 14 and described wheel hub 1.Be provided with the second seal ring 4, second seal ring 4 between the outer end of described half hubcap 5 and described semiaxis body 6 and be positioned at axle tube 7.Sealant sealing is adopted between described half hubcap 5 and described wheel hub 1.
Based on above-mentioned, this hub-bearing unit is that namely add a spacer 11 between neck bearing 12 and outer bearing 10, the both ends of the surface of this spacer 11 abut against the non-basal plane of neck bearing 12 and outer bearing 10 by existing two cover tapered roller bearings.Do not change the o type the adopted configuration of original bearing, to obtain wider support interval.
This bearing unit is assembled into Integral hub bearing unit on special bearing clearance detection machine, this make neck bearing 12, outer bearing 10 and wheel hub 1 become an entirety be convenient to transport and keeping, and automobile on fitting line once property assembling wheel hub become a reality, thus shorten time of setting up greatly.Improve efficiency of assembling, reduce productive costs.
This hub-bearing unit first accurately calculates the ideal operation play needed for automotive hub 1, use hub bearing backlash detector simultaneously, this detector is at neck bearing 12 and outer bearing 10, spacer 11 detects this hub bearing end-play after assembling, allot suitable spacer 11 accordingly, spacer 11 is loaded on neck bearing 12 to tighten with two inner sleeves of outer bearing 10 are middle, ensure that neck bearing 12 and outer bearing 10 obtain best play, avoid originally there is no spacer 11 and the neck bearing 12 that occurs when working from outer bearing 10 because the size and shape of bearing parts is different, coefficient of expansion or swell increment difference, under hyperthermy, cause neck bearing 12 and outer bearing 10 working gap to change, and cause and lose precision and cause the early failure of bearing, this hub-bearing unit ensures that play is constant, this will improve the load-carrying capacity of bearing greatly, meet the overload demand of user.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize specification sheets of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (5)
1. a band spacer automobile hub bearing, comprise wheel hub, semiaxis, axle tube and bearing, it is characterized in that: described semiaxis comprises half hubcap of semiaxis body and semiaxis body outer end, described axle tube is enclosed within semiaxis, and this is external, described wheel hub is enclosed within outside axle tube, the end of wheel hub be provided with screw between half hubcap and be connected, described bearing is between axle tube and wheel hub, bearing comprises outer bearing and neck bearing, wherein neck bearing is positioned at the inner side of axle tube, outer bearing is positioned at the outside of axle tube, spacer is provided with between neck bearing and outer bearing, the two ends of spacer are all connected with the non-basal plane of outer bearing with neck bearing.
2. one is with spacer automobile hub bearing according to claim 1, it is characterized in that: the outside of described outer bearing is provided with lock washer, is provided with bolts and nuts between lock washer and outer bearing.
3. one is with spacer automobile hub bearing according to claim 1, it is characterized in that: the inner side of described neck bearing is provided with oil sealing, is provided with the first seal ring between oil sealing and described wheel hub.
4. one is with spacer automobile hub bearing according to claim 1, it is characterized in that: between described semiaxis body and described axle tube, the second seal ring is housed, the second seal ring is positioned at axle tube.
5. one is with spacer automobile hub bearing according to claim 1, it is characterized in that: adopt sealant sealing between described half hubcap and described wheel hub.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510589376.5A CN105034691A (en) | 2015-09-17 | 2015-09-17 | Spacer-bush-contained automotive hub bearing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510589376.5A CN105034691A (en) | 2015-09-17 | 2015-09-17 | Spacer-bush-contained automotive hub bearing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105034691A true CN105034691A (en) | 2015-11-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510589376.5A Pending CN105034691A (en) | 2015-09-17 | 2015-09-17 | Spacer-bush-contained automotive hub bearing unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105034691A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107542759A (en) * | 2016-06-28 | 2018-01-05 | 斯凯孚公司 | The forming method of rolling bearing module, its manufacture method and vehicle hub assembly |
| CN107618315A (en) * | 2017-09-25 | 2018-01-23 | 中国第汽车股份有限公司 | A kind of commercial vehicle commander changes oil hub assembly and its Method of Adjustment |
| CN108944260A (en) * | 2018-05-31 | 2018-12-07 | 山东浩信机械有限公司 | Hub unit and its assembly installation method |
| CN110561970A (en) * | 2019-09-17 | 2019-12-13 | 泰州神舟传动科技有限公司 | Waterproof wheel limit system of engineering mixer truck |
| CN112172409A (en) * | 2020-10-15 | 2021-01-05 | 安徽固迈汽车零部件有限公司 | Commercial vehicle hub assembly with same service life as vehicle body |
| CN113231985A (en) * | 2021-07-05 | 2021-08-10 | 宁波东力传动设备有限公司 | Device for adjusting axial clearance of gearbox bearing and operation method thereof |
| CN113320331A (en) * | 2021-03-29 | 2021-08-31 | 襄阳汽车轴承股份有限公司 | Automobile front axle hub bearing unit |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202641262U (en) * | 2012-06-14 | 2013-01-02 | 广东富华工程机械制造有限公司 | Bearing structure of carriage axle |
| CN203793035U (en) * | 2014-05-05 | 2014-08-27 | 威德车业部件有限公司 | Maintenance-free car hub |
| CN204077247U (en) * | 2014-08-23 | 2015-01-07 | 山东浩信机械有限公司 | Wheel end assembly |
| CN204978083U (en) * | 2015-09-17 | 2016-01-20 | 长春吉利轴承集团有限公司 | Take spacer automobile wheel hub bearing unit |
-
2015
- 2015-09-17 CN CN201510589376.5A patent/CN105034691A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202641262U (en) * | 2012-06-14 | 2013-01-02 | 广东富华工程机械制造有限公司 | Bearing structure of carriage axle |
| CN203793035U (en) * | 2014-05-05 | 2014-08-27 | 威德车业部件有限公司 | Maintenance-free car hub |
| CN204077247U (en) * | 2014-08-23 | 2015-01-07 | 山东浩信机械有限公司 | Wheel end assembly |
| CN204978083U (en) * | 2015-09-17 | 2016-01-20 | 长春吉利轴承集团有限公司 | Take spacer automobile wheel hub bearing unit |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107542759A (en) * | 2016-06-28 | 2018-01-05 | 斯凯孚公司 | The forming method of rolling bearing module, its manufacture method and vehicle hub assembly |
| CN107542759B (en) * | 2016-06-28 | 2020-07-24 | 斯凯孚公司 | Rolling bearing module, manufacturing method thereof and forming method of vehicle hub assembly |
| CN107618315A (en) * | 2017-09-25 | 2018-01-23 | 中国第汽车股份有限公司 | A kind of commercial vehicle commander changes oil hub assembly and its Method of Adjustment |
| CN108944260A (en) * | 2018-05-31 | 2018-12-07 | 山东浩信机械有限公司 | Hub unit and its assembly installation method |
| CN108944260B (en) * | 2018-05-31 | 2024-05-24 | 山东浩信机械有限公司 | Hub unit and assembly and installation method thereof |
| CN110561970A (en) * | 2019-09-17 | 2019-12-13 | 泰州神舟传动科技有限公司 | Waterproof wheel limit system of engineering mixer truck |
| CN112172409A (en) * | 2020-10-15 | 2021-01-05 | 安徽固迈汽车零部件有限公司 | Commercial vehicle hub assembly with same service life as vehicle body |
| CN113320331A (en) * | 2021-03-29 | 2021-08-31 | 襄阳汽车轴承股份有限公司 | Automobile front axle hub bearing unit |
| CN113231985A (en) * | 2021-07-05 | 2021-08-10 | 宁波东力传动设备有限公司 | Device for adjusting axial clearance of gearbox bearing and operation method thereof |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151111 |
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| RJ01 | Rejection of invention patent application after publication |