CN105276120B - Shaft assembly with angular contact bearing to support gear ring to be rotated on axle housing - Google Patents
Shaft assembly with angular contact bearing to support gear ring to be rotated on axle housing Download PDFInfo
- Publication number
- CN105276120B CN105276120B CN201510282453.2A CN201510282453A CN105276120B CN 105276120 B CN105276120 B CN 105276120B CN 201510282453 A CN201510282453 A CN 201510282453A CN 105276120 B CN105276120 B CN 105276120B
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- gear ring
- gear
- shaft assembly
- degree
- angle
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- 210000000515 tooth Anatomy 0.000 claims abstract description 32
- 230000000712 assembly Effects 0.000 description 7
- 238000000429 assembly Methods 0.000 description 7
- 241000538562 Banjos Species 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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
- F16H—GEARING
- F16H48/00—Differential gearings
- F16H48/38—Constructional details
- F16H48/40—Constructional details characterised by features of the rotating cases
-
- 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
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
- F16H37/06—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
- F16H37/08—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing
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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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
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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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/037—Gearboxes for accommodating differential gearings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
- Mounting Of Bearings Or Others (AREA)
Abstract
A kind of to have shaft assembly of the angular contact bearing to support gear ring to be rotated on axle housing, it includes housing, input little gear, gear ring, angular contact bearing and differential assembly.Input little gear has multiple pinion gear teeths and is received within the housing to rotate around first axle.The gear ring being accepted in the housing is the angular wheel with gear ring tooth, and the gear ring tooth limits pitch cone angle and engagingly engaged with pinion gear teeth.The second axis that angular contact bearing supports gear ring to be surrounded on housing transverse to first axle rotates.Angular contact bearing has the first seat ring, the second seat ring and the multiple bearing balls being arranged between the first seat ring and the second seat ring, wherein the first seat ring is integrally formed in gear ring.The case of differential that differential assembly has mounted to gear ring to rotate with.
Description
The cross reference of related application
The application is the U.S. Patent application No.14/205 submitted on March 12nd, 2014, and 535 continuous case, the U.S. is special
Profit application requires the U.S. Provisional Application No.61/787,547 submitted on March 15th, 2013 rights and interests.Each above-mentioned application it is complete
Whole disclosure is incorporated herein by reference.
Technical field
This disclosure relates to the shaft assembly with angular contact bearing to support gear ring to be rotated on axle housing.
Background technology
This part provides the background information for being related to the disclosure, and described information is not necessarily prior art.
Modern motor, especially light truck, are generally used with Banjo formula axle (Banjo-type axle) or comb
The beam axle of formula axle (Salisbury-type axle) form construction.As known in the art, Banjo formula axle is used by two phases
With the housing that is made of beam halfbody (beam halves), two identical beam halfbodies in beam halfbody leading edge against each other and
It is soldered to each other at trailing edge.A kind of shell for conventional Banjo formula axle is disclosed in United States Patent (USP) No.2,674,783
Body.As also known in the art, comb axle, which is used, to be included central carrier and is pressed into central carrier or otherwise permanent
The housing of a pair of central siphons fixed to central carrier.The shell for comb axle is disclosed in United States Patent (USP) No.7,878,059
Body.
The content of the invention
This part provides the general introduction of the disclosure, rather than the four corner of the disclosure or the comprehensive disclosure of its all feature.
In a form, this teaching provides a kind of shaft assembly, and it includes axle housing, input little gear, gear ring, angular contact axle
Hold and differential assembly.Input little gear is received within axle housing, and can be around first axle rotation.Input little gear has multiple
Pinion gear teeth.Gear ring is received within axle housing, and is angular wheel, with the multiple gear rings engagingly engaged with pinion gear teeth
Tooth.Gear ring tooth limits pitch cone angle (pitch angle).Angular contact bearing supports gear ring to surround transverse to first axle on axle housing
The second axis rotation of line.Angular contact bearing there is the first seat ring, the second seat ring and be arranged at the first seat ring and the second seat ring it
Between multiple bearing balls, wherein the first seat ring is integrally formed in gear ring.Differential assembly has mounted to gear ring with therewith
The case of differential of rotation.
In another form, this teaching provides a kind of shaft assembly, and it includes axle housing, input little gear, gear ring, 4 angles
Contact bearing and differential assembly.Input little gear is received within axle housing, and can be around first axle rotation.Input little gear tool
There are multiple pinion gear teeths.Gear ring is received within axle housing.Gear ring is angular wheel, with pinion gear teeth engagingly engage it is many
Individual gear ring tooth.Gear ring tooth limits pitch cone angle.4 angular contact bearings support gear rings to surround transverse to first axle on axle housing
Second axis rotation.4 angular contact bearings have the first seat ring, the second seat ring and are arranged on the first seat ring and the second seat ring
Between multiple bearing balls, wherein the first seat ring is integrally formed in gear ring.Second seat ring is by the first race member and
Two race members are limited.First race member, bearing ball and the collaboration of the first seat ring limit the first contact angle, while the second seat ring
Component, bearing ball and the collaboration of the first seat ring limit the second contact angle.First contact angle is in the pitch cone angle perpendicular to gear ring tooth
In the range of ± 15 degree.The case of differential that differential assembly has mounted to gear ring to rotate with.
According to describing provided herein, other application field will become obvious.Description in this general introduction and specifically show
Example is intended merely for the purpose of explanation, and is not intended to be limiting the scope of the present disclosure.
Brief description of the drawings
Accompanying drawing described here is only used for illustrating the purpose of selected embodiment, rather than all possible realization, and not purport
In limitation the scope of the present disclosure.
Fig. 1 is the schematic diagram of the example vehicle with the shaft assembly that construction is instructed according to the disclosure；
Fig. 2 is the longitudinal sectional view of a part for Fig. 1 shaft assembly；With
Fig. 3 is a Fig. 2 amplifier section.
In all some accompanying drawings, respective drawings mark represents corresponding component.
Embodiment
Fig. 1 of refer to the attached drawing, the exemplary cart with the shaft assembly (for example, rear axle assemblies) that construction is instructed according to the disclosure
Generally represented with reference 10.Vehicle 10 can have PWTN 12 and drives line or drivetrain 14.Power transmission
It is that 12 can construct in a usual manner, and power source 16 and speed changer 18 can be included.For example, power source 16 can be configured as carrying
For thrust power, and internal combustion engine and/or motor can be included.Speed changer 18 can receive the propulsion from power source 16 and move
Power, and drivetrain 14 can be output power to.Speed changer 18 can have multiple gear ratios being selected either automatically or manually.In offer
In specific example, drivetrain 14 is two-wheeled, rear wheel drive configuration, but it will be apparent to one skilled in the art that the teaching of the disclosure
It is also applied for other drivetrain configurations, including four-wheel drive configuration, a11wheel drive configuration and front-wheel drive configuration.Drivetrain
14 may include power transmission shaft 20 and rear axle assemblies 22.Speed changer 18 can be connected to rear axle assemblies 22 by power transmission shaft 20, so that speed changer
18 rotary power output is received by rear axle assemblies 22.Rear axle assemblies 22 can distribute rotary power to rear wheel 26.
With reference to Fig. 2, rear axle assemblies 22 may include housing 30, input little gear 32, gear ring 34, differential assembly 36 and a pair
Axostylus axostyle 38.Input little gear 32 can rotate around first axle 40, and gear ring 34 and differential assembly 36 can be around laterally (for example, vertical)
Rotated in the second axis 42 of first axle 40.
Housing 30 can limit differential chamber 50, and differential assembly 36 can be received within the differential chamber 50.Inputting little gear 32 can
It is received within differential chamber 50, and may include multiple pinion gear teeths 52.
Gear ring 34 can be received within differential chamber 50, and may include multiple gear rings for engagingly being engaged with pinion gear teeth 52
Tooth 60.Gear ring 34 can be angular wheel (for example, spiral bevel gear), and gear ring tooth 60 can limit pitch cone angle 62.Can be with
The size of pitch cone angle 62 is determined in a desired manner, such as with second axis 42 into the angle between 65 degree and 55 degree, and preferably
Ground and second axis 42 are into the angle between 63 degree and 57 degree.
Angular contact bearing 70 can support gear ring 34 and be rotated on housing 30 around second axis 42.Angular contact bearing 70 can have
There are the first seat ring 72, the second seat ring 74 and the multiple bearing balls that may be placed between the first seat ring 72 and the second seat ring 74
76, wherein the first seat ring 72 can be integrally formed and (that is, be machined) in gear ring 34, the second seat ring 74 can be by one or more
Race member is limited.In the specific example provided, bearing ball 76 is set with single, and angular contact bearing 70 is 4 corner connections
Contact bearing, and the second seat ring 74 is made up of the first race member 78 and the second race member 80, first and second seat ring
Component can be set along second axis 42 in a desired manner, so that pre-loaded angular contact bearing 70 in a desired manner.The
The seat ring 72 of each and bearing ball 76 and first in one race member 78 and the second race member 80 is cooperateed with to limit respectively
First contact angle 82 and the second contact angle 84.First limited by the first race member 78, the seat ring 72 of bearing ball 76 and first
Contact angle 82 is in the preset range perpendicular to the pitch cone angle 62 of gear ring tooth 60.The preset range can be ± 15 degree, and more excellent
Selection of land, the preset range can be ± 10 degree.In the specific example provided, the pitch cone angle 62 of gear ring tooth 60 is 60 degree, and
First contact angle 82 is 55 degree.The second contact angle 84 limited by the second race member 80, the seat ring 72 of bearing ball 76 and first,
The first contact angle 82 can be approximately perpendicular to, and is roughly parallel to the pitch cone angle 62 of gear ring tooth 60.
In the example of offer, the first seat ring 72 is the bearing outer race of (4 points) angular contact bearing 70, and the second seat ring
74 be the inner bearing ring of (4 points) angular contact bearing 70, thus, and the first race member 78 and the second race member 80 are mounted
On the tubular protrusion 88 of housing 30.Angular contact bearing 70 can be pre-loaded in any desired manner.In showing for offer
In example, a part for tubular protrusion 88 is threaded and is threadedly engaged nut 90, and nut 90 is to produce clamping force with advance
Load angular contact bearing 70.Although the first seat ring 72 and the second seat ring 74 are described as bearing outer race and bearing inner seat respectively
Circle, but it will be appreciated by persons skilled in the art that alternatively, the first seat ring 72 is formed as inner bearing ring, and second
Circle 74 is formed as bearing outer race.
Differential assembly 36 can include the case of differential 100, a pair of output links 102 and for allowing output link 102
Between speed difference (speed differentiation) device 104.The case of differential 100 can be fixedly coupled to tooth
Circle 34 is to rotate with, without directly supporting the traditional bearing that the case of differential 100 rotates on housing 30.Output link
102 can be rotatably arranged around second axis 42.Speed difference device 104 may include to allow the speed between output link 102
Spend any device of difference.For example, speed difference device 104 may include that one or more clutches of such as friction clutch (do not show
Go out), it can be operable to the speed difference between permission/control output link 102.In the specific example provided, speed difference
Device 104 is made up of differential gear set 110, and differential gear set 110 has crosshead pin 112, a pair of differential pinions 114 (only
Show one) and a pair of side gears 116 for being collectively forming with output link 102.Crosshead pin 112 can be installed to the case of differential
100, and second axis 42 can be disposed generally perpendicular to.Differential pinion 114 can be rotatably installed in crosshead
On pin 112, and can engagingly it be engaged with side gear 116.
Each output link 102 can be connected to regularly and non-rotatably related in side gear 116 one.It is each defeated
Going out component 102 may include internal spline structure, and the internal spline structure may be mounted to that in axostylus axostyle 38 on corresponding one.Axostylus axostyle bearing
120 can support the inner with the rotation on housing 30 of each axostylus axostyle 38.It is to be understood, therefore, that rear axle assemblies 22 do not use any bearing
Rotated to directly support the case of differential 100 on housing 30.
Merely illustrative and explanation the purpose of the description of preceding embodiment is provided.It is not intended to the exhaustive or limitation disclosure.
Each element or feature of specific embodiment are generally free from being limited to the specific embodiment, and under usable condition be it is interchangeable,
And it can be used in selected embodiment, even if the embodiment and not specifically shown or described.The embodiment can also be permitted
Multimode changes.Such change is not to be regarded as a departure from the disclosure, and all this modifications are intended to be included in this public affairs
In the range of opening.
Claims (20)
1. a kind of shaft assembly, including：
Axle housing；
The input little gear that can be rotated in the axle housing and around first axle is received within, the input little gear has
Multiple pinion gear teeths；
The gear ring in the axle housing is received within, the gear ring is angular wheel, with engagingly being engaged with the pinion gear teeth
Multiple gear ring teeth, the gear ring tooth limits pitch cone angle；
Angular contact bearing, for support the gear ring with the axle housing surround transverse to the first axle second axis
Rotation, the angular contact bearing there is the first seat ring, the second seat ring and be arranged on first seat ring and second seat ring it
Between multiple bearing balls, wherein the First circle is connected to the gear ring to rotate with；With
Differential assembly with the case of differential, the case of differential is installed to the gear ring to rotate with,
Wherein described second seat ring includes the first race member, first race member and the bearing ball and described first
Seat ring collaboration to limit the first contact angle, and wherein described first contact angle the pitch cone angle perpendicular to the gear ring tooth ±
In the range of 15 degree.
2. shaft assembly according to claim 1, wherein the pitch cone angle and the second axis are between 65 degree and 55 degree
Angle.
3. shaft assembly according to claim 2, wherein first contact angle is in the pitch cone angle perpendicular to the gear ring tooth
± 10 degree in the range of.
4. shaft assembly according to claim 2, wherein the pitch cone angle and the second axis are between 63 degree and 57 degree
Angle.
5. shaft assembly according to claim 4, wherein first contact angle is in the pitch cone angle perpendicular to the gear ring tooth
± 10 degree in the range of.
6. shaft assembly according to claim 4, wherein the pitch cone angle and the second axis are into 60 degree.
7. shaft assembly according to claim 6, wherein first contact angle is in the pitch cone angle perpendicular to the gear ring tooth
± 10 degree in the range of.
8. shaft assembly according to claim 1, wherein first contact angle is in the pitch cone angle perpendicular to the gear ring tooth
± 10 degree in the range of.
9. shaft assembly according to claim 1, wherein the differential assembly further comprises differential gear set, the differential
Gear train is configured as receiving the rotation input from the case of differential.
10. shaft assembly according to claim 1, wherein the First circle is integrally formed in the gear ring.
11. a kind of shaft assembly, including：
Axle housing；
The input little gear that can be rotated in the axle housing and around first axle is received within, the input little gear has
Multiple pinion gear teeths；
The gear ring in the axle housing is received within, the gear ring is angular wheel, with engagingly being engaged with the pinion gear teeth
Multiple gear ring teeth, the gear ring tooth limits pitch cone angle；
4 angular contact bearings, for support the gear ring with the axle housing surround transverse to the second of the first axle
Axis rotates, and 4 angular contact bearings have the first seat ring, the second seat ring and are arranged on first seat ring and described the
Multiple bearing balls between two seat rings, wherein the First circle is connected to the gear ring to rotate with；Described second
Circle is limited by the first race member and the second race member, wherein the First circle component, the bearing ball and described the
The collaboration of one seat ring is to limit the first contact angle, wherein second race member, the bearing ball and first seat ring association
With to limit the second contact angle, and wherein described first contact angle is in ± 15 degree of models of the pitch cone angle perpendicular to the gear ring tooth
In enclosing；With
Differential assembly with the case of differential, the case of differential is installed to the gear ring to rotate with.
12. shaft assembly according to claim 11, wherein the pitch cone angle and the second axis into 65 degree and 55 degree it
Between angle.
13. shaft assembly according to claim 12, wherein first contact angle is in the pitch cone perpendicular to the gear ring tooth
In the range of ± 10 degree of angle.
14. shaft assembly according to claim 12, wherein the pitch cone angle and the second axis into 63 degree and 57 degree it
Between angle.
15. shaft assembly according to claim 14, wherein first contact angle is in the pitch cone perpendicular to the gear ring tooth
In the range of ± 10 degree of angle.
16. shaft assembly according to claim 14, wherein the pitch cone angle and the second axis are into 60 degree.
17. shaft assembly according to claim 16, wherein first contact angle is in the pitch cone perpendicular to the gear ring tooth
In the range of ± 10 degree of angle.
18. shaft assembly according to claim 11, wherein first contact angle is in the pitch cone perpendicular to the gear ring tooth
In the range of ± 10 degree of angle.
19. shaft assembly according to claim 11, wherein the differential assembly further comprises differential gear set, the difference
Fast gear train is configured as receiving the rotation input from the case of differential.
20. shaft assembly according to claim 11, wherein the First circle is integrally formed in the gear ring.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14/294,221 | 2014-06-03 | ||
| US14/294,221 US9249872B2 (en) | 2013-03-15 | 2014-06-03 | Axle assembly having an angular contact bearing that supports a ring gear for rotation on an axle housing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105276120A CN105276120A (en) | 2016-01-27 |
| CN105276120B true CN105276120B (en) | 2017-10-31 |
Family
ID=54481653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510282453.2A Active CN105276120B (en) | 2014-06-03 | 2015-05-28 | Shaft assembly with angular contact bearing to support gear ring to be rotated on axle housing |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN105276120B (en) |
| BR (1) | BR102015011976B1 (en) |
| DE (2) | DE102015017322B3 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10113631B2 (en) * | 2017-02-08 | 2018-10-30 | American Axle & Manufacturing, Inc. | Axle assembly having ring gear with unitarily and integrally formed portion of a bearing race |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US783168A (en) * | 1903-05-29 | 1905-02-21 | Walter C Baker | Power-transmission mechanism for automobiles. |
| US2674783A (en) * | 1949-09-03 | 1954-04-13 | Rockwell Spring & Axle Co | Method of producing axle housings |
| US3792625A (en) * | 1971-06-28 | 1974-02-19 | Skf Ind Trading & Dev | Pinion gear transmission |
| HU223644B1 (en) * | 1998-07-15 | 2004-11-29 | RÁBA Futóműgyártó és Kereskedelmi Kft | Ungraded, hydraulic,adjustable under way, and controlable differential lock for running gears of vehicles |
| JP4304771B2 (en) * | 1999-06-29 | 2009-07-29 | 日本精工株式会社 | Wheel support hub unit and assembly method thereof |
| US20030070501A1 (en) * | 2001-10-17 | 2003-04-17 | Bell Dale K. | Axle lubricant isolation |
| DE10339425A1 (en) * | 2003-08-27 | 2005-03-24 | Daimlerchrysler Ag | Axle drive with compensating gearbox has crown wheel teeth rotationally secured relative to transmission housing and movable relative to axle housing to counteract tilting movements |
| US7500934B2 (en) * | 2003-11-06 | 2009-03-10 | Dana Heavy Vehicle Systems Group, Llc | Drive system and method of assembly thereof |
| US7503213B2 (en) * | 2006-04-27 | 2009-03-17 | American Axle & Manufacturing, Inc. | Bimetallic sensor mount for axles |
| DE102007003675A1 (en) * | 2007-01-25 | 2008-07-31 | Schaeffler Kg | Spur gear differential for motor vehicle, has planetary gearing, planet carrier formed as sum wheel and two difference shafts that are coaxially arranged for sum wheel, which forms output for spur gear differential |
| CN102422052B (en) * | 2009-04-23 | 2014-09-24 | 蒂姆肯公司 | Epicyclic gear system with semi-integrated flexpin assemblies |
| US9157515B2 (en) * | 2013-03-15 | 2015-10-13 | American Axle & Manufacturing, Inc. | Axle assembly |
| US9249872B2 (en) * | 2013-03-15 | 2016-02-02 | American Axle & Manufacturing, Inc. | Axle assembly having an angular contact bearing that supports a ring gear for rotation on an axle housing |
-
2015
- 2015-05-25 BR BR102015011976-3A patent/BR102015011976B1/en active IP Right Grant
- 2015-05-28 CN CN201510282453.2A patent/CN105276120B/en active Active
- 2015-05-28 DE DE102015017322.7A patent/DE102015017322B3/en active Active
- 2015-05-28 DE DE102015108393.0A patent/DE102015108393B4/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| DE102015017322B3 (en) | 2021-02-11 |
| BR102015011976B1 (en) | 2023-12-12 |
| BR102015011976A2 (en) | 2016-03-08 |
| DE102015108393B4 (en) | 2019-06-13 |
| CN105276120A (en) | 2016-01-27 |
| DE102015108393A1 (en) | 2015-12-03 |
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