CN103625209B - Heavy truck drive axle hub and bearing assembly - Google Patents
Heavy truck drive axle hub and bearing assembly Download PDFInfo
- Publication number
- CN103625209B CN103625209B CN201310644850.0A CN201310644850A CN103625209B CN 103625209 B CN103625209 B CN 103625209B CN 201310644850 A CN201310644850 A CN 201310644850A CN 103625209 B CN103625209 B CN 103625209B
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- China
- Prior art keywords
- single direction
- thrust ball
- direction thrust
- cylindrical roller
- ball bearing
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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
- F16C19/54—Systems consisting of a plurality of bearings with rolling friction
- F16C19/545—Systems comprising at least one rolling bearing for radial load in combination with at least one rolling bearing for axial load
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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
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
- F16C19/10—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for axial load mainly
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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
- F16C19/24—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 radial load mainly
- F16C19/26—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 radial load mainly with a single row of rollers
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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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention provides a heavy truck drive axle hub and bearing assembly, which comprises a hub, a front cylindrical roller bearing, a rear cylindrical roller bearing, a front single direction thrust ball bearing, a rear single direction thrust ball bearing, a front single direction thrust ball bearing pedestal, a rear single direction thrust ball bearing pedestal and an adapter ring, wherein the middle of a hub center hole is provided with a supporting check ring which is radially inwards convex; the front side surface and the back side surface of the supporting check ring respectively correspondingly support the races of the front single direction thrust ball bearing and the rear single direction thrust ball bearing; the front cylindrical roller bearing and the rear cylindrical roller bearing are respectively correspondingly assembled on the front part and the rear part of the hub center hole; the inner rings of the front cylindrical roller bearing and the rear cylindrical roller bearing are respectively correspondingly pressed on the front single direction thrust ball bearing pedestal and the rear single direction thrust ball bearing pedestal axially; and the front end and the rear end of the adapter ring are respectively correspondingly connected to the inner rings of the front cylindrical roller bearing and the rear cylindrical roller bearing to lock the axial space of the front cylindrical roller bearing and the rear cylindrical roller bearing. Compared with the prior art, the heavy truck drive axle hub and bearing assembly disclosed by the invention has the advantages of high bearing, high transmission efficiency, low noise and convenience in installation, and a bearing play does not need to be regulated.
Description
Technical field
The present invention relates to one heavily card drive axle hub and bearing assembly.
Background technology
Existing heavy card drive axle hub bearing generally adopts two tapered roller bearings to be press fit on wheel hub, the play of hub bearing is adjusted by nut, or, two tapered roller bearings adjust bearing clearance in advance, composition hub-bearing unit is pressed in wheel hub as a whole, above two kinds of modes all need to adjust bearing clearance, assembling inconvenience.In addition, under equivalent specifications, tapered roller bearing is adopted also to there is following defect:
1) radial weight that allows relative to cylindrical roller bearing of tapered roller bearing is low; 2) tapered roller bearing friction coefficient is greater than the friction coefficient of cylindrical roller bearing and thrust ball bearing, affects the driving efficiency of whole bridge; 3) noise of tapered roller bearing is also relatively large simultaneously.
Summary of the invention
The technical problem to be solved in the present invention is to provide one heavily card drive axle hub and bearing assembly, and its carrying is high, driving efficiency is high, noise is low and easy for installation.
In order to solve the problems of the technologies described above, technical scheme of the present invention is:
One is card drive axle hub and bearing assembly heavily,
Comprise wheel hub, front cylindrical roller bearing, rear cylindrical roller bearing, front single direction thrust ball bearing, rear single direction thrust ball bearing, front single direction thrust ball bearing seat, rear single direction thrust ball bearing seat and coupling link;
The blowout patche that front and back two single direction thrust ball bearings include seat ring and rotate with hub relative;
In the axial direction, hub centre hole is divided into front portion, middle part and rear portion;
The middle part in hub centre hole has the backup washer of radial convex, two sides, the front and back corresponding seat ring supporting front and back two single direction thrust ball bearings respectively of backup washer;
Front single direction thrust ball bearing seat comprises and is assemblied in cylinder in front single direction thrust ball bearing hole and this cambered outwards rib in footpath, cylinder front end, the blowout patche of single direction thrust ball bearing before the trailing flank of this rib supports;
Rear single direction thrust ball bearing seat comprises and is assemblied in cylinder in rear single direction thrust ball bearing hole and this cambered outwards rib in footpath, cylinder rear end, the blowout patche of single direction thrust ball bearing after the leading flank of this rib supports;
Before and after the two cylindrical roller bearings corresponding front and rear being assemblied in hub centre hole respectively, the inner ring of front and back two cylindrical roller bearing respectively respective shaft to being pressed on front single direction thrust ball bearing seat and rear single direction thrust ball bearing seat;
The rear and front end portion of coupling link is corresponding to be respectively connected on the cylindrical roller bearing inner ring of front and back two to lock the axial spacing of front and back two cylindrical roller bearings;
Front and back two cylindrical roller bearing inner ring inner headed faces and coupling link inner headed face form the axis hole of hub spindle jointly, and the inner headed face of front and back two single direction thrust ball bearing seat is all supported on the periphery of coupling link;
On backup washer, annular is evenly equipped with several spring base holes axially running through backup washer, all be equipped with stage clip in each spring base hole, stage clip rear and front end respectively on the corresponding seat ring being pressed in front and back two single direction thrust ball bearing to ensure the minimum axial direction load of front and back two single direction thrust ball bearings.
Above-mentioned heavy card drive axle hub and bearing assembly, on the hub portion between front and back two cylindrical roller bearing is axial, annular is distributed with some lubricating oil ducts of axially linking up this part.
Above-mentioned heavy card drive axle hub and bearing assembly, coupling link comprises the footpath outward flange of cylindrical shell and cylindrical shell rear and front end, and the footpath outward flange at cylindrical shell two ends is contained in groove that front and back two cylindrical roller bearing inner ring inner headed face is offered respectively.
Above-mentioned heavy card drive axle hub and bearing assembly, front and back two cylindrical roller bearing, front and back two single direction thrust ball bearing and front and back two single direction thrust ball bearing seat are all arranged symmetrically with centered by backup washer, and coupling link self is symmetrical centered by backup washer.
Above-mentioned heavy card drive axle hub and bearing assembly, hub centre hole is symmetrical centered by backup washer, from front to back, be the first hole section, the second hole section, the 3rd hole section, the 4th hole section, the 3rd hole section, the second hole section and the first hole section in turn, 4th hole section is the endoporus of backup washer, first hole section, the second hole section, the 3rd hole section and the 4th hole section internal diameter reduce successively, and front and back two cylindrical roller bearing is assemblied in the first hole section, and the seat ring of front and back two single direction thrust ball bearing is assemblied in the 3rd hole section.
Above-mentioned heavy card drive axle hub and bearing assembly, on front side of front cylindrical roller bearing, installing realizes the jump ring of its axial location, and on rear side of rear cylindrical roller bearing, installing realizes the jump ring of its axial location.
Above-mentioned heavy card drive axle hub and bearing assembly, blowout patche and the seat ring of front and back two single direction thrust ball bearing are flush type.
In hub centre hole of the present invention, installing front and back two cylindrical roller bearings and front and back two single direction thrust ball bearing, arrange stage clip between the single direction thrust ball bearing of front and back two, the minimum axial direction load of two single direction thrust ball bearings before and after ensureing.Compared to the prior art, the present invention have carrying high, driving efficiency is high, noise is low, without the need to adjusting bearing clearance and advantage easy for installation.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is described in more detail:
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of wheel hub.
In figure: 1 wheel hub, cylindrical roller bearing before 2, single direction thrust ball bearing seat before 3,4 coupling links, single direction thrust ball bearing before 5, single direction thrust ball bearing after 6,7 stage clips, 8 backup washers, single direction thrust ball bearing seat after 9, cylindrical roller bearing after 10,11 spring base holes, 12 lubricating oil ducts.
Detailed description of the invention
As depicted in figs. 1 and 2, one is card drive axle hub and bearing assembly heavily,
Comprise wheel hub 1, front cylindrical roller bearing 2, rear cylindrical roller bearing 10, front single direction thrust ball bearing 5, rear single direction thrust ball bearing 6, front single direction thrust ball bearing seat 3, rear single direction thrust ball bearing seat 9 and coupling link 4;
The blowout patche that front and back two single direction thrust ball bearings include seat ring and rotate with hub relative;
In the axial direction, hub centre hole is divided into front portion, middle part and rear portion;
The middle part in hub centre hole has the backup washer 8 of radial convex, two sides, the front and back corresponding seat ring supporting front and back two single direction thrust ball bearings respectively of backup washer;
Front single direction thrust ball bearing seat comprises and is assemblied in cylinder in front single direction thrust ball bearing hole and this cambered outwards rib in footpath, cylinder front end, the blowout patche of single direction thrust ball bearing before the trailing flank of this rib supports;
Rear single direction thrust ball bearing seat comprises and is assemblied in cylinder in rear single direction thrust ball bearing hole and this cambered outwards rib in footpath, cylinder rear end, the blowout patche of single direction thrust ball bearing after the leading flank of this rib supports;
Before and after the two cylindrical roller bearings corresponding front and rear being assemblied in hub centre hole respectively, the inner ring of front and back two cylindrical roller bearing respectively respective shaft to being pressed on front single direction thrust ball bearing seat and rear single direction thrust ball bearing seat;
The rear and front end portion of coupling link is corresponding to be respectively connected on the cylindrical roller bearing inner ring of front and back two to lock the axial spacing of front and back two cylindrical roller bearings;
Front and back two cylindrical roller bearing inner ring inner headed faces and coupling link inner headed face form the axis hole of hub spindle jointly, and the inner headed face of front and back two single direction thrust ball bearing seat is all supported on the periphery of coupling link;
On backup washer, annular is evenly equipped with several spring base holes 11 axially running through backup washer, all be equipped with stage clip 7 in each spring base hole, stage clip rear and front end respectively on the corresponding seat ring being pressed in front and back two single direction thrust ball bearing to ensure the minimum axial direction load of front and back two single direction thrust ball bearings.
On hub portion between front and back two cylindrical roller bearings are axial, annular is distributed with some lubricating oil ducts 12 of axially linking up this part.
Particularly, coupling link comprises the footpath outward flange of cylindrical shell and cylindrical shell rear and front end, and the footpath outward flange at cylindrical shell two ends is contained in groove that front and back two cylindrical roller bearing inner ring inner headed face is offered respectively.
Particularly, front and back two cylindrical roller bearing, front and back two single direction thrust ball bearing and front and back two single direction thrust ball bearing seat are all arranged symmetrically with centered by backup washer, and coupling link self is symmetrical centered by backup washer.
Particularly, hub centre hole is symmetrical centered by backup washer, from front to back, be the first hole section, the second hole section, the 3rd hole section, the 4th hole section, the 3rd hole section, the second hole section and the first hole section in turn, 4th hole section is the endoporus of backup washer, first hole section, the second hole section, the 3rd hole section and the 4th hole section internal diameter reduce successively, and front and back two cylindrical roller bearing is assemblied in the first hole section, and the seat ring of front and back two single direction thrust ball bearing is assemblied in the 3rd hole section.
On front side of front cylindrical roller bearing, installing realizes the jump ring of its axial location, and on rear side of rear cylindrical roller bearing, installing realizes the jump ring of its axial location.
Particularly, the blowout patche of front and back two single direction thrust ball bearing and seat ring are flush type.
Claims (7)
1. heavily card drive axle hub and a bearing assembly, is characterized in that:
Comprise wheel hub, front cylindrical roller bearing, rear cylindrical roller bearing, front single direction thrust ball bearing, rear single direction thrust ball bearing, front single direction thrust ball bearing seat, rear single direction thrust ball bearing seat and coupling link;
The blowout patche that front and back two single direction thrust ball bearings include seat ring and rotate with hub relative;
In the axial direction, hub centre hole is divided into front portion, middle part and rear portion;
The middle part in hub centre hole has the backup washer of radial convex, two sides, the front and back corresponding seat ring supporting front and back two single direction thrust ball bearings respectively of backup washer;
Front single direction thrust ball bearing seat comprises and is assemblied in cylinder in front single direction thrust ball bearing hole and this cambered outwards rib in footpath, cylinder front end, the blowout patche of single direction thrust ball bearing before the trailing flank of this rib supports;
Rear single direction thrust ball bearing seat comprises and is assemblied in cylinder in rear single direction thrust ball bearing hole and this cambered outwards rib in footpath, cylinder rear end, the blowout patche of single direction thrust ball bearing after the leading flank of this rib supports;
Before and after the two cylindrical roller bearings corresponding front and rear being assemblied in hub centre hole respectively, the inner ring of front and back two cylindrical roller bearing respectively respective shaft to being pressed on front single direction thrust ball bearing seat and rear single direction thrust ball bearing seat;
The rear and front end portion of coupling link is corresponding to be respectively connected on the cylindrical roller bearing inner ring of front and back two to lock the axial spacing of front and back two cylindrical roller bearings;
Front and back two cylindrical roller bearing inner ring inner headed faces and coupling link inner headed face form the axis hole of hub spindle jointly, and the inner headed face of front and back two single direction thrust ball bearing seat is all supported on the periphery of coupling link;
On backup washer, annular is evenly equipped with several spring base holes axially running through backup washer, all be equipped with stage clip in each spring base hole, stage clip rear and front end respectively on the corresponding seat ring being pressed in front and back two single direction thrust ball bearing to ensure the minimum axial direction load of front and back two single direction thrust ball bearings.
2. heavy card drive axle hub according to claim 1 and bearing assembly, is characterized in that: on the hub portion between front and back two cylindrical roller bearing is axial, annular is distributed with some lubricating oil ducts of axially linking up this part.
3. heavy card drive axle hub according to claim 1 and bearing assembly, it is characterized in that: coupling link comprises the footpath outward flange of cylindrical shell and cylindrical shell rear and front end, the footpath outward flange at cylindrical shell two ends is contained in groove that front and back two cylindrical roller bearing inner ring inner headed face is offered respectively.
4. heavy card drive axle hub according to claim 1 and bearing assembly, it is characterized in that: front and back two cylindrical roller bearing, front and back two single direction thrust ball bearing and front and back two single direction thrust ball bearing seat are all arranged symmetrically with centered by backup washer, coupling link self is symmetrical centered by backup washer.
5. heavy card drive axle hub according to claim 1 and bearing assembly, it is characterized in that: hub centre hole is symmetrical centered by backup washer, from front to back, be the first hole section, the second hole section, the 3rd hole section, the 4th hole section, the 3rd hole section, the second hole section and the first hole section in turn, 4th hole section is the endoporus of backup washer, first hole section, the second hole section, the 3rd hole section and the 4th hole section internal diameter reduce successively, front and back two cylindrical roller bearings are assemblied in two the first hole sections respectively, and the seat ring of front and back two single direction thrust ball bearing is assemblied in two the 3rd hole sections respectively.
6. heavy card drive axle hub according to claim 1 and bearing assembly, is characterized in that: on front side of front cylindrical roller bearing, installing realizes the jump ring of its axial location, and on rear side of rear cylindrical roller bearing, installing realizes the jump ring of its axial location.
7. heavy card drive axle hub according to claim 1 and bearing assembly, is characterized in that: blowout patche and the seat ring of front and back two single direction thrust ball bearing are flush type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310644850.0A CN103625209B (en) | 2013-12-05 | 2013-12-05 | Heavy truck drive axle hub and bearing assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310644850.0A CN103625209B (en) | 2013-12-05 | 2013-12-05 | Heavy truck drive axle hub and bearing assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103625209A CN103625209A (en) | 2014-03-12 |
| CN103625209B true CN103625209B (en) | 2015-07-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310644850.0A Active CN103625209B (en) | 2013-12-05 | 2013-12-05 | Heavy truck drive axle hub and bearing assembly |
Country Status (1)
| Country | Link |
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| CN (1) | CN103625209B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104976236A (en) * | 2015-06-29 | 2015-10-14 | 柳州市邕达工配厂 | Bearing sleeve |
| CN113713315A (en) * | 2021-09-06 | 2021-11-30 | 苏州海驹体育科技有限公司 | One minute rope skipping tester |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1322170A (en) * | 1999-09-21 | 2001-11-14 | Bpw贝尔格阿克森两合公司 | Wheel suspension, especially for nonpowered axles |
| CN102171466A (en) * | 2008-10-06 | 2011-08-31 | 谢夫勒科技有限两合公司 | Device for axial fixation |
| CN202378848U (en) * | 2011-12-22 | 2012-08-15 | 中国重汽集团济南动力有限公司 | Connecting structure for brake disc of front steering axle of truck and wheel hub bearing |
| CN202541207U (en) * | 2012-05-04 | 2012-11-21 | 中国重汽集团济南动力有限公司 | Truck front shaft hub structure |
| WO2013115319A1 (en) * | 2012-02-01 | 2013-08-08 | Ntn株式会社 | Bearing device for wheel |
| JP2013169853A (en) * | 2012-02-20 | 2013-09-02 | Jtekt Corp | Rolling bearing device for wheel |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090039700A1 (en) * | 2007-08-09 | 2009-02-12 | The Timken Company | Solid rear axle for an automotive vehicle |
-
2013
- 2013-12-05 CN CN201310644850.0A patent/CN103625209B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1322170A (en) * | 1999-09-21 | 2001-11-14 | Bpw贝尔格阿克森两合公司 | Wheel suspension, especially for nonpowered axles |
| CN102171466A (en) * | 2008-10-06 | 2011-08-31 | 谢夫勒科技有限两合公司 | Device for axial fixation |
| CN202378848U (en) * | 2011-12-22 | 2012-08-15 | 中国重汽集团济南动力有限公司 | Connecting structure for brake disc of front steering axle of truck and wheel hub bearing |
| WO2013115319A1 (en) * | 2012-02-01 | 2013-08-08 | Ntn株式会社 | Bearing device for wheel |
| JP2013169853A (en) * | 2012-02-20 | 2013-09-02 | Jtekt Corp | Rolling bearing device for wheel |
| CN202541207U (en) * | 2012-05-04 | 2012-11-21 | 中国重汽集团济南动力有限公司 | Truck front shaft hub structure |
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| Publication number | Publication date |
|---|---|
| CN103625209A (en) | 2014-03-12 |
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