CN104675853A - Driving axle wheel hub bearing unit - Google Patents
Driving axle wheel hub bearing unit Download PDFInfo
- Publication number
- CN104675853A CN104675853A CN201410186750.2A CN201410186750A CN104675853A CN 104675853 A CN104675853 A CN 104675853A CN 201410186750 A CN201410186750 A CN 201410186750A CN 104675853 A CN104675853 A CN 104675853A
- Authority
- CN
- China
- Prior art keywords
- wheel hub
- bearing
- inner ring
- rolling bearing
- bearing unit
- 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.)
- Pending
Links
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
- F16C19/541—Systems consisting of juxtaposed rolling bearings including at least one angular contact bearing
- F16C19/542—Systems consisting of juxtaposed rolling bearings including at least one angular contact bearing with two rolling bearings with angular contact
- F16C19/543—Systems consisting of juxtaposed rolling bearings including at least one angular contact bearing with two rolling bearings with angular contact 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
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
- F16C33/583—Details of specific parts of races
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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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention relates to a driving axle wheel hub bearing unit. The invention belongs to the technical field of rolling bearings. The driving axle wheel hub bearing unit is mainly used for solving the problems of complex procedure and high requirements in existing mounting. The driving axle wheel hub bearing unit is mainly characterized by comprising a wheel hub seat, an internal taper rolling bearing and an external taper rolling bearing, wherein each of the internal bearing and the external bearing is of a structure with bilateral symmetry, and the two taper rolling bearings have the same size; sealing slots and rubber sealing rings are arranged on the outer sides of contact end faces of a small retaining edge of an inner ring of the internal bearing and a small retaining edge of the inner ring of the external bearing, and clamping slots and connecting snap rings are arranged on the inner sides; combined sealing devices are mounted at the outer diameter of a large retaining edge of the inner ring of the internal bearing and the inner diameter of an inner hole of the wheel hub seat; sealing devices are mounted at the outer diameter of the large retaining edge of the inner ring of the external bearing and the inner diameter of the inner hole of the wheel hub seat; and an annular sealing slot and an O type sealing ring are arranged at the joint of the inner diameter of the inner ring of the external bearing and the end face. The driving axle wheel hub bearing unit provided by the invention has the characteristic of greatly prolonging the service life of the bearings and a driving axle, and is mainly used for unitization and modularization of the bearings born by an MAN386 driving axle wheel hub.
Description
Technical field
The invention belongs to technical field of rolling bearings.Be specifically related to a kind of automobile drive axle hub-bearing unit mechanism, for blocking, the modularization of MAN 386 drive axle hub and bearing thereof.
Background technique
At present, installing and using of domestic medium and heavy car steering axle and drive axle hub carrier bearing, conventional type is (legend is steering axle, and it is the same with it that principle installed by drive axle hub bearing) as shown in Figure 4, and two cone rollings 41,42 are back-to-backly arranged in the endoporus of hub seat 43.
Wherein the installation process of two cone rollings is: the outer ring being first pressed into two cone rollings 41,42 respectively from both sides hub seat 43 endoporus, be close to the step place in the middle of hub seat 43 endoporus, to two cone rollings 41,42, also lubricating grease is smeared at rolling position in uninstalled inner ring assembly and the outer ring that has been pressed into bore, the inner ring assembly of internal bearings 41 is pressed into afterwards on axle 44, axle 44 passes the hole in two bearings outer ring, after making the inner ring assembly of inner circular cone bearing 01, outer ring cooperation.Be pressed into the inner ring assembly of external bearings 02 again from another side at axle 44, make the inner ring assembly of external bearings 42, outer ring cooperation, screw self-locking nut, gasket assembly 45, complete the assembling of hub bearing.
The installation of above conventional hub bearing, process is complicated, and wherein the adjustment of bearing pre-fastening, starting torque requires that assembler has very abundant installation experience, and adjusting improper meeting directly affects bearing use and life-span.
Summary of the invention
Object of the present invention is exactly deficiency during pin MAN 386 drive axle hub bearing is installed and used and provides a kind of drive axle wheel hub bearing unit.
Technical solution of the present invention is: a kind of drive axle wheel hub bearing unit, comprise hub-bearing unit hub seat and be arranged on inside cone rolling, the outer conical rolling bearing in this hub seat both sides end face inner bore, it is characterized in that: described inner cone rolling and outer conical rolling bearing are the left and right symmetries of structure, two cone rollings that size is identical; The boss of localization of internal cone rolling and outer conical rolling bearing is provided with in the middle part of hub seat bore inner diameter; The little rib of inner circular cone rolling bearing inner ring contacts outside end face, the little rib of outer conical rolling bearing inner ring contacts the semitight groove being provided with cooperation outside end face, and these two semitight grooves form seal grooves, and seal groove is built with rubber seal ring; The little rib of inner circular cone rolling bearing inner ring contacts inside end face, the little rib of outer conical rolling bearing inner ring contacts half draw-in groove being provided with cooperation inside end face, and this two and half draw-in groove forms draw-in groove, and draw-in groove is built with Joining clasp; Inner circular cone rolling bearing inner ring large-flange external diameter and hub seat bore inner diameter place are provided with combination sealing arrangement; Outer conical rolling bearing inner ring large-flange external diameter and hub seat bore inner diameter place are provided with seal arrangement; Internal diameter and the end face joint of outer conical rolling bearing inner ring are provided with annular seal groove, and this annular seal groove is built with O RunddichtringO.
Seal arrangement described in technical solution of the present invention and combination sealing arrangement are high temperature resistant, the anti-corrosive rubber seal ring of band rigid backbone, or are the compound sealing structure combined with stamping part, Sealing, annular spring.
Joining clasp described in technical solution of the present invention is the elastic rings of two ends with flange, and the flange of this Joining clasp can embed in the draw-in groove of the inner side of the little rib of inner circular cone rolling bearing inner ring and the little rib contact end portion of outer conical rolling bearing inner ring.
Hub-bearing unit hub seat described in technical solution of the present invention is the pedestal that iron or cast steel are made.
The cross section of the rubber seal ring described in technical solution of the present invention is square.
O RunddichtringO described in the technology of the present invention solution is high temperature resistant, corrosion resistant rubber industry O RunddichtringO.
The present invention has following good effect:
1, MAN 386 drive axle wheel hub bearing unit two cover bearings be Production of bearing producer precision machining, by bearing usage requirement grouping pairing inner ring polymorphic structure bearing, thus the hub bearing usability more superior than conventional criteria bearing can be provided, significantly improve bearing, ransaxle working life;
What 2, MAN 386 drive axle wheel hub bearing unit had considered bearing installs and uses requirement, simplifies the operating time of mounting and adjusting, replacing.
The present invention is mainly used in blocking, the modularization of MAN 386 drive axle hub carrier bearing.
Accompanying drawing explanation
Fig. 1 is the scheme of installation of the present invention on MAN 386 ransaxle.
Fig. 2 is structural representation of the present invention.
Fig. 3 is the assembly structure schematic diagram of the present invention and hub seat.
Fig. 4 is the steering axle bearing assembling of conventional structure.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further illustrated.
The present invention is mainly used in MAN 386 drive axle wheel hub bearing unit, as shown in Figure 1, Figure 2, Figure 3 shows.Inner cone rolling 17 and outer conical rolling bearing 16 are the left and right symmetries of structure, two cone rollings that size is identical.The boss of localization of internal cone rolling 17 and outer conical rolling bearing 18 is provided with in the middle part of hub seat 18 bore inner diameter.Inner cone rolling 17, outer conical rolling bearing 16 are directly installed in the both sides end face inner bore of hub-bearing unit hub seat 18 in pairs, and hub seat 18 can be provided by bearing producer and assemble.The little rib of inner circular cone rolling bearing inner ring 2 contacts outside end face, the little rib of outer conical rolling bearing inner ring 3 contacts the semitight groove being provided with cooperation outside end face, these two semitight grooves form seal groove, seal groove is built with rubber seal ring 14, and the cross section of rubber seal ring 14 is square.The little rib of inner circular cone rolling bearing inner ring 2 contacts inside end face, the little rib of outer conical rolling bearing inner ring 3 contacts half draw-in groove being provided with cooperation inside end face, this two and half draw-in groove forms draw-in groove, draw-in groove is built with Joining clasp 15, Joining clasp 15 is the elastic rings of two ends with flange, and the flange at these two ends can embed in the draw-in groove of the inner side of the little rib of inner circular cone rolling bearing inner ring 2 and the little rib contact end portion of outer conical rolling bearing inner ring 3.The little rib of inner circular cone rolling bearing inner ring 2 plays with the little rib of outer conical rolling bearing inner ring 3 makes two bearings be connected, locate and prevent from getting loose, the effect of leakproof fat.At inner circular cone rolling bearing inner ring 2 large-flange external diameter and hub seat 18 bore inner diameter place, combination sealing arrangement is installed, this combination sealing arrangement is made up of the skeleton 10 of the anti-corrosive rubber seal ring 9 with skeleton, rubber seal, annular spring 11, press seal 12, skeleton 10 material of rubber seal is steel plate, and press seal 12 material is steel plate.At outside cone rolling inner ring 3 large-flange external diameter and hub seat 18 bore inner diameter place, seal arrangement is installed, sealing device is high temperature resistant, the anti-corrosive rubber seal ring of band rigid backbone, or is the compound sealing structure combined with stamping part, Sealing, annular spring.The internal diameter of inner circular cone rolling bearing inner ring 2 and end face joint are with annular seal groove and O RunddichtringO 13, O RunddichtringO 13 is housed is high temperature resistant, corrosion resistant rubber industry O RunddichtringO, play seal action.Hub-bearing unit hub seat 18 is the pedestal that iron or cast steel are made.
Inner circular cone rolling bearing inner ring 2, outer conical rolling bearing inner ring 3 form two polymorphic structure inner rings, the bearing that the cone rolling be made up of it is Production of bearing producer precision machining, matches by bearing usage requirement grouping.
Inner cone rolling 17 is made up of inner circular cone housing washer 1, inner circular cone rolling bearing inner ring 2, roller, retainer.Outer conical rolling bearing 16 is made up of outer conical housing washer, outer conical rolling bearing inner ring 3, roller 4, retainer 5.Two cover cone rollings are outer rings, the precision machining of each part of inner ring, roller, retainer and apolegamy form, and pairing provides.MAN 386 drive axle wheel hub bearing unit relative dimensions takes into full account that the parameter of bearing performance is installed, used and guarantee to bearing.
Claims (6)
1. a drive axle wheel hub bearing unit, comprise hub-bearing unit hub seat and be arranged on inside cone rolling, the outer conical rolling bearing in this hub seat both sides end face inner bore, it is characterized in that: described inner cone rolling and outer conical rolling bearing are the left and right symmetries of structure, two cone rollings that size is identical; The boss of localization of internal cone rolling and outer conical rolling bearing is provided with in the middle part of hub seat bore inner diameter; The little rib of inner circular cone rolling bearing inner ring contacts outside end face, the little rib of outer conical rolling bearing inner ring contacts the semitight groove being provided with cooperation outside end face, and these two semitight grooves form seal grooves, and seal groove is built with rubber seal ring; The little rib of inner circular cone rolling bearing inner ring contacts inside end face, the little rib of outer conical rolling bearing inner ring contacts half draw-in groove being provided with cooperation inside end face, and this two and half draw-in groove forms draw-in groove, and draw-in groove is built with Joining clasp; Inner circular cone rolling bearing inner ring large-flange external diameter and hub seat bore inner diameter place are provided with combination sealing arrangement; Outer conical rolling bearing inner ring large-flange external diameter and hub seat bore inner diameter place are provided with seal arrangement; Internal diameter and the end face joint of outer conical rolling bearing inner ring are provided with annular seal groove, and this annular seal groove is built with O RunddichtringO.
2. drive axle wheel hub bearing unit according to claim 1, it is characterized in that: described seal arrangement and combination sealing arrangement are high temperature resistant, the anti-corrosive rubber seal ring of band rigid backbone, or be the compound sealing structure combined with stamping part, Sealing, annular spring.
3. drive axle wheel hub bearing unit according to claim 1 and 2, it is characterized in that: described Joining clasp is the elastic rings of two ends with flange, the flange of this Joining clasp can embed in the draw-in groove of the inner side of the little rib of inner circular cone rolling bearing inner ring and the little rib contact end portion of outer conical rolling bearing inner ring.
4. drive axle wheel hub bearing unit according to claim 1 and 2, is characterized in that: described hub-bearing unit hub seat is the pedestal that iron or cast steel are made.
5. drive axle wheel hub bearing unit according to claim 1 and 2, is characterized in that: the cross section of described rubber seal ring is square.
6. drive axle wheel hub bearing unit according to claim 1 and 2, is characterized in that: described O RunddichtringO is high temperature resistant, corrosion resistant rubber industry O RunddichtringO.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410186750.2A CN104675853A (en) | 2014-05-06 | 2014-05-06 | Driving axle wheel hub bearing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410186750.2A CN104675853A (en) | 2014-05-06 | 2014-05-06 | Driving axle wheel hub bearing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104675853A true CN104675853A (en) | 2015-06-03 |
Family
ID=53311307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410186750.2A Pending CN104675853A (en) | 2014-05-06 | 2014-05-06 | Driving axle wheel hub bearing unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104675853A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107906129A (en) * | 2017-12-26 | 2018-04-13 | 瓦房店轴承集团有限责任公司 | Welded type lengthens inner ring taper roll bearing |
| CN110425228A (en) * | 2019-09-05 | 2019-11-08 | 嘉兴欧治汽车技术有限公司 | If the hub bearing assembly and bearing assembly method of rolling |
| US20220048319A1 (en) * | 2020-08-17 | 2022-02-17 | Aktiebolaget Skf | Wheel bearing assembly and installation method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070014502A1 (en) * | 2003-05-12 | 2007-01-18 | Volvo Lastvagnar Ab | Wheel bearing arrangement |
| CN201982499U (en) * | 2011-02-24 | 2011-09-21 | 新昌县开源汽车轴承有限公司 | Hub bearing unit for heavy duty truck |
| CN102518657A (en) * | 2011-12-30 | 2012-06-27 | 瓦房店轴承集团有限责任公司 | Novel truck hub bearing |
| CN203114910U (en) * | 2013-04-03 | 2013-08-07 | 海宁奥通汽车零件有限公司 | Hub bearing assembly for car |
| CN203892369U (en) * | 2014-05-06 | 2014-10-22 | 襄阳汽车轴承股份有限公司 | Wheel hub bearing unit of driving bridge |
-
2014
- 2014-05-06 CN CN201410186750.2A patent/CN104675853A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070014502A1 (en) * | 2003-05-12 | 2007-01-18 | Volvo Lastvagnar Ab | Wheel bearing arrangement |
| CN201982499U (en) * | 2011-02-24 | 2011-09-21 | 新昌县开源汽车轴承有限公司 | Hub bearing unit for heavy duty truck |
| CN102518657A (en) * | 2011-12-30 | 2012-06-27 | 瓦房店轴承集团有限责任公司 | Novel truck hub bearing |
| CN203114910U (en) * | 2013-04-03 | 2013-08-07 | 海宁奥通汽车零件有限公司 | Hub bearing assembly for car |
| CN203892369U (en) * | 2014-05-06 | 2014-10-22 | 襄阳汽车轴承股份有限公司 | Wheel hub bearing unit of driving bridge |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107906129A (en) * | 2017-12-26 | 2018-04-13 | 瓦房店轴承集团有限责任公司 | Welded type lengthens inner ring taper roll bearing |
| CN110425228A (en) * | 2019-09-05 | 2019-11-08 | 嘉兴欧治汽车技术有限公司 | If the hub bearing assembly and bearing assembly method of rolling |
| US20220048319A1 (en) * | 2020-08-17 | 2022-02-17 | Aktiebolaget Skf | Wheel bearing assembly and installation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150603 |
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| RJ01 | Rejection of invention patent application after publication |