CN201891745U - Locking structure of axle hub bearing - Google Patents
Locking structure of axle hub bearing Download PDFInfo
- Publication number
- CN201891745U CN201891745U CN2010206110924U CN201020611092U CN201891745U CN 201891745 U CN201891745 U CN 201891745U CN 2010206110924 U CN2010206110924 U CN 2010206110924U CN 201020611092 U CN201020611092 U CN 201020611092U CN 201891745 U CN201891745 U CN 201891745U
- Authority
- CN
- China
- Prior art keywords
- locking
- nut
- lock washer
- bearing
- central siphon
- Prior art date
- 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.)
- Expired - Fee Related
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
- F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
- F16C19/36—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers
- F16C19/364—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/54—Systems consisting of a plurality of bearings with rolling friction
- F16C19/546—Systems with spaced apart rolling bearings including at least one angular contact bearing
- F16C19/547—Systems with spaced apart rolling bearings including at least one angular contact bearing with two angular contact rolling bearings
- F16C19/548—Systems with spaced apart rolling bearings including at least one angular contact bearing with two angular contact rolling bearings in O-arrangement
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2226/00—Joining parts; Fastening; Assembling or mounting parts
- F16C2226/50—Positive connections
- F16C2226/60—Positive connections with threaded parts, e.g. bolt and nut connections
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2326/00—Articles relating to transporting
- F16C2326/01—Parts of vehicles in general
- F16C2326/02—Wheel hubs or castors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C25/00—Bearings for exclusively rotary movement adjustable for wear or play
- F16C25/06—Ball or roller bearings
Landscapes
- Mounting Of Bearings Or Others (AREA)
Abstract
The utility model relates to a locking structure of an axle hub bearing, which comprises a shaft tube and a locking nut. The bearing is in close fit with the shaft tube, threads are arranged at the front end of the shaft tube, the locking nut is connected with the shaft tube in a threaded manner, an adjusting nut, a locking washer and a locking spacer are arranged on the shaft tube between the bearing and the locking nut, the adjusting nut is connected with the shaft tube in a threaded manner and is connected with the locking washer by a positioning pin, the locking spacer is arranged between the locking washer and the locking nut, a lock plate is disposed on the circumference of the locking spacer, and the lock plate respectively locks the adjusting nut and the locking nut. The adjusting nut, the locking washer, the locking spacer and the locking nut are sequentially mounted on a threaded section of the shaft tube, simultaneously, the adjusting nut, the locking washer, the locking spacer and the locking nut are interlocked, and the purpose of locking the bearing is finally achieved. In addition, a bearing gap is adjusted by the aid of the adjusting nut so as to realize a prestressing function of the bearing, and the locking structure is simple, and is safe and reliable in performance and convenient in repair and maintenance.
Description
Technical field:
The utility model relates to a kind of tightening technology field of vehicle bridge hub bearing, is specifically related to a kind of locking mechanism that can realize the vehicle bridge hub bearing of bearing play fine setting.
Background technique:
At present, the locking of the vehicle bridge wheel limit bearing of passenger vehicle, mainly contain two kinds of structures, be coupling pin type locking mechanism and single nut locking mechanism, the coupling pin type locking mechanism exists the shortcoming of bolt frangibility, all exist bearing locking and easily lost efficacy no matter the coupling pin type locking mechanism still is the single nut locking mechanism, problem such as the not enough or bearing pre-fastening of bearing pre-fastening is excessive.Bearing pre-fastening easily causes the bearing play excessive inadequately, causes the component unbalance stress to influence roadability; The excessive bearing play that easily causes of pretightening force is too small, increase the fretting wear of bearing, the bearing working temperature rises, influence the working life of bearing, bearing pre-fastening is not enough or bearing pre-fastening is excessive causes bearing failure to account for 80% of all bearing failure reasons, and bearing locking lost efficacy and then easily to cause the tire generation security incident that comes off.Seeking a kind of suitable bearing locking mode at present, still is a difficult problem the technician in industry.
The model utility content:
In sum, in order to overcome the deficiency of prior art problem, the utility model provides a kind of locking mechanism of vehicle bridge hub bearing, it is to install successively at the thread section of central siphon to adjust nut, lock washer, lock washer and locking nut, adjust locking mutually between nut, lock washer, lock washer and the locking nut simultaneously, the final purpose that realizes bearing locking, and by adjusting nut adjustment bearing play, realize the bearing pre-tightened function, it is simple in structure, and performance is safe and reliable, maintenance is convenient.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of locking mechanism of vehicle bridge hub bearing, it comprises central siphon and locking nut, bearing and central siphon drive fit, the central siphon front end is provided with screw thread, locking nut and central siphon are by being threaded, wherein: the central siphon between described bearing and the locking nut is provided with the adjustment nut, lock washer and lock washer, adjusting nut is connected with central siphon by screw thread, adjusting nut is connected by locating stud with lock washer, lock washer is arranged between lock washer and the locking nut, the excircle of lock washer is provided with locking plate, and locking plate is locked respectively and adjusted nut and locking nut.
Further, the thread section of described central siphon is provided with fluting, and the inner circumference of described lock washer is provided with washer projection, and the inner circumference of described lock washer is provided with the pad projection, and washer projection and pad projection all match with fluting.
Further, evenly be provided with two locating studs on the described adjustment nut, be evenly equipped with 18 pin-and-holes on the lock washer, two locating studs are corresponding with 18 pin-and-holes.
Further, the quantity of the locking plate on the described lock washer excircle is 11.
The beneficial effects of the utility model are:
1, the utility model is to install successively at the thread section of central siphon to adjust nut, lock washer, lock washer and locking nut, adjusting nut is connected by locating stud with lock washer, lock washer and lock washer cooperatively interact by the fluting that is provided with on projection and the central siphon, thereby realize adjusting mutual locking between nut, lock washer, lock washer and the locking nut, the final purpose that realizes bearing locking, and, realize the bearing pre-tightened function by adjusting nut adjustment bearing play.
2, the utility model is simple in structure, performance is safe and reliable, maintenance is convenient, can effectively realize the bearing locking function, can also provide suitable pretightening force to bearing simultaneously, best adjustment has been carried out in the bearing play, thereby guaranteed the optimum Working of bearing.
Description of drawings:
Fig. 1 is a structural representation of the present utility model;
Fig. 2 adjusts the nut structure schematic representation for the utility model;
Fig. 3 is the structural representation of the utility model lock washer;
Fig. 4 is the structural representation of the utility model lock washer;
Fig. 5 is the structural representation in the utility model central siphon cross section.
Embodiment:
The utility model is described in further detail below in conjunction with accompanying drawing.
As Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Figure 5, a kind of locking mechanism of vehicle bridge hub bearing, it comprises central siphon 5 and locking nut 4, bearing and central siphon 5 drive fits, central siphon 5 front ends are provided with screw thread, the thread section of central siphon 5 is provided with fluting 11, and locking nut 4 and central siphon 5 are by being threaded, and the central siphon 5 between bearing and the locking nut 4 is provided with adjustment nut 1, lock washer 2 and lock washer 3; The inner circumference of lock washer 2 is provided with washer projection 8; The inner circumference of lock washer 3 is provided with pad projection 10; Adjusting nut 1 is connected with central siphon 5 by screw thread, adjusting nut 1 is connected by locating stud 6 with lock washer 2, adjust on the nut 1 and be evenly distributed with two locating studs 6, it is mutual corresponding with 18 pin-and-holes 7 to be evenly distributed with 7, two locating studs 6 of 18 pin-and-holes on the lock washer 2; Washer projection 8 on the inner circumference of lock washer 2 cooperatively interacts with the fluting 11 on the central siphon 5; Lock washer 3 is arranged between lock washer 2 and the locking nut 4, pad projection 10 on the inner circumference of lock washer 3 cooperatively interacts with the fluting 11 on the central siphon 5, the excircle of lock washer 3 is provided with 11 locking plates 9, and locking plate 9 is locked respectively and adjusted nut 1 and locking nut 4.
During use, on wheel hub brake disk assembly that assembles and central siphon 5, unscrew after nut 1 is tightened with certain moment adjusting, tighten with certain moment again, reverse 60 ° then, adjust the axial clearance of wheel hub brake disk assembly inner bearing thus, cooperate the fluting 11 that is provided with on the central siphon 5 to be installed on the locating stud 6 of adjusting nut 1 lock washer 2 then, then cooperate the fluting 11 that is provided with on the central siphon 5 to be assemblied in lock washer 2 outsides lock washer 3, at last locking nut 4 is tightened with certain moment, with 11 locking plate 9 bendings of lock washer 3, part locking plate 9 is locked in to be adjusted on the nut 1, and remaining locking plate 9 is locked on the locking nut 4.When lock washer 2 cooperates with the locating stud 6 of adjusting nut 1, because lock washer 2 circumferential uniform 18 holes are adjusted precision and can be reached 1/18 of screw thread; Because the fluting 11 of setting cooperates on the projection that is provided with on the inner circumference of lock washer 2 and the central siphon 5, has realized locking functions.Owing to adjust nut 1 is to unscrew after tightening through certain moment again, then tightens again, has guaranteed that the pretightening force of outer bearing in the wheel hub brake disk assembly is the bearing play, has realized the bearing pre-tightened function.
Be noted that, the above embodiment is to the explanation of technical solutions of the utility model and unrestricted, other modification that is equal to replacement or makes of affiliated technical field those of ordinary skill according to prior art, as long as do not exceed the thinking and the scope of technical solutions of the utility model, all should be included within the desired interest field of the utility model.
Claims (4)
1. the locking mechanism of a vehicle bridge hub bearing, it comprises central siphon (5) and locking nut (4), bearing and central siphon (5) drive fit, central siphon (5) front end is provided with screw thread, locking nut (4) and central siphon (5) are by being threaded, it is characterized in that: the central siphon (5) between described bearing and the locking nut (4) is provided with adjusts nut (1), lock washer (2) and lock washer (3), adjusting nut (1) is connected with central siphon (5) by screw thread, adjusting nut (1) is connected by locating stud (6) with lock washer (2), lock washer (3) is arranged between lock washer (2) and the locking nut (4), the excircle of lock washer (3) is provided with locking plate (9), and locking plate (9) is locked respectively and adjusted nut (1) and locking nut (4).
2. the locking mechanism of vehicle bridge hub bearing according to claim 1, it is characterized in that: the thread section of described central siphon (5) is provided with fluting (11), the inner circumference of described lock washer (2) is provided with washer projection (8), the inner circumference of described lock washer (3) is provided with pad projection (10), and washer projection (8) and pad projection (10) all match with fluting (11).
3. the locking mechanism of vehicle bridge hub bearing according to claim 1, it is characterized in that: evenly be provided with two locating studs (6) on the described adjustment nut (1), be evenly equipped with 18 pin-and-holes (7) on the lock washer (2), two locating studs (6) are corresponding with 18 pin-and-holes (7).
4. the locking mechanism of vehicle bridge hub bearing according to claim 1 is characterized in that: the quantity of the locking plate (9) on described lock washer (3) excircle is 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206110924U CN201891745U (en) | 2010-11-17 | 2010-11-17 | Locking structure of axle hub bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206110924U CN201891745U (en) | 2010-11-17 | 2010-11-17 | Locking structure of axle hub bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201891745U true CN201891745U (en) | 2011-07-06 |
Family
ID=44221222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206110924U Expired - Fee Related CN201891745U (en) | 2010-11-17 | 2010-11-17 | Locking structure of axle hub bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201891745U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102554868A (en) * | 2012-02-22 | 2012-07-11 | 南车株洲电力机车研究所有限公司 | Axial compressing method and device of middle-large bearings after shrinkage fitting |
| CN102720768A (en) * | 2012-06-19 | 2012-10-10 | 无锡华联精工机械有限公司 | Adjusting locking structure for bearing assembly and mounting |
| CN102717666A (en) * | 2012-06-14 | 2012-10-10 | 广东富华工程机械制造有限公司 | Axle head structure of trailer |
| CN103047246A (en) * | 2012-12-20 | 2013-04-17 | 青特集团有限公司 | Novel axle head nut |
| WO2015154618A1 (en) * | 2014-04-12 | 2015-10-15 | 山东浩信机械有限公司 | Wheel hub unit |
| CN105065461A (en) * | 2015-08-18 | 2015-11-18 | 临沂开元轴承有限公司 | Adjustment-free hub capable of preventing rotating of outer rings of heavy truck hub bearings and axial playing |
| CN105114604A (en) * | 2015-07-24 | 2015-12-02 | 李深文 | Conical bearing clearance adjusting structure and adjusting method |
| WO2016201634A1 (en) * | 2015-06-17 | 2016-12-22 | 刘惠河 | Novel axle bearing hub structure |
| CN106739792A (en) * | 2016-12-10 | 2017-05-31 | 瓦房店轴承集团有限责任公司 | Hub assembly spindle nose adjusts mat structure |
| CN108466976A (en) * | 2018-04-25 | 2018-08-31 | 安徽合力股份有限公司 | A kind of driving axle of forklift assembly with wheel side locking mechanism |
| CN109263406A (en) * | 2018-11-15 | 2019-01-25 | 大连德欣新技术工程有限公司 | Hub unit device for screwing up |
| CN111271461A (en) * | 2019-12-31 | 2020-06-12 | 一汽解放汽车有限公司 | Input end locking and sealing structure of through shaft |
-
2010
- 2010-11-17 CN CN2010206110924U patent/CN201891745U/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102554868A (en) * | 2012-02-22 | 2012-07-11 | 南车株洲电力机车研究所有限公司 | Axial compressing method and device of middle-large bearings after shrinkage fitting |
| CN102554868B (en) * | 2012-02-22 | 2015-03-11 | 南车株洲电力机车研究所有限公司 | Axial compressing method and device of middle-large bearings after shrinkage fitting |
| CN102717666A (en) * | 2012-06-14 | 2012-10-10 | 广东富华工程机械制造有限公司 | Axle head structure of trailer |
| CN102717666B (en) * | 2012-06-14 | 2014-09-10 | 广东富华工程机械制造有限公司 | Axle head structure of trailer |
| CN102720768A (en) * | 2012-06-19 | 2012-10-10 | 无锡华联精工机械有限公司 | Adjusting locking structure for bearing assembly and mounting |
| CN103047246A (en) * | 2012-12-20 | 2013-04-17 | 青特集团有限公司 | Novel axle head nut |
| WO2015154618A1 (en) * | 2014-04-12 | 2015-10-15 | 山东浩信机械有限公司 | Wheel hub unit |
| WO2016201634A1 (en) * | 2015-06-17 | 2016-12-22 | 刘惠河 | Novel axle bearing hub structure |
| CN105114604A (en) * | 2015-07-24 | 2015-12-02 | 李深文 | Conical bearing clearance adjusting structure and adjusting method |
| CN105065461A (en) * | 2015-08-18 | 2015-11-18 | 临沂开元轴承有限公司 | Adjustment-free hub capable of preventing rotating of outer rings of heavy truck hub bearings and axial playing |
| CN106739792A (en) * | 2016-12-10 | 2017-05-31 | 瓦房店轴承集团有限责任公司 | Hub assembly spindle nose adjusts mat structure |
| CN108466976A (en) * | 2018-04-25 | 2018-08-31 | 安徽合力股份有限公司 | A kind of driving axle of forklift assembly with wheel side locking mechanism |
| CN109263406A (en) * | 2018-11-15 | 2019-01-25 | 大连德欣新技术工程有限公司 | Hub unit device for screwing up |
| CN109263406B (en) * | 2018-11-15 | 2023-05-23 | 大连德欣新技术工程有限公司 | Hub unit tightening device |
| CN111271461A (en) * | 2019-12-31 | 2020-06-12 | 一汽解放汽车有限公司 | Input end locking and sealing structure of through shaft |
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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: 20110706 Termination date: 20161117 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |