CN108716527A - A kind of automobile drive axle differential assembly - Google Patents
A kind of automobile drive axle differential assembly Download PDFInfo
- Publication number
- CN108716527A CN108716527A CN201810807600.7A CN201810807600A CN108716527A CN 108716527 A CN108716527 A CN 108716527A CN 201810807600 A CN201810807600 A CN 201810807600A CN 108716527 A CN108716527 A CN 108716527A
- Authority
- CN
- China
- Prior art keywords
- shell
- cover board
- gear
- bearing block
- differential assembly
- 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.)
- Withdrawn
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Classifications
-
- 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
- F16H48/06—Differential gearings with gears having orbital motion
-
- 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)
Abstract
The invention discloses a kind of automobile drive axle differential assemblies, including shell one, shell two, semiaxis, drive shaft, cover board one, cover board two and bearing block two, it is characterised in that：The shell one is connect by connecting screw with shell two, the semiaxis is through shell one, shell two, the drive shaft is stretched between shell one and shell two in shell one and shell two, the cover board one is connect with shell one, the cover board two is connect with shell two, and the bearing block two is separately positioned on cover board one, cover board two.The present invention is both provided with planet gear pad between shell one and planetary gear and shell two and planetary gear, planetary gear has been avoided directly to be contacted with shell one, shell two by planet gear pad, it improves planetary gear and rotates the stability for driving axle shaft gear rotation with drive shaft, also it can slow down the degree of wear of planetary gear during the work time, planetary service life is extended, and then extends the service life of differential mechanism.
Description
Technical field
The present invention relates to automobile drive axle technical field, specifically a kind of automobile drive axle differential assembly.
Background technology
Differential assembly makes one of main parts size on drive axle, differential mechanism play support, contain planetary gear, semiaxis
The parts such as gear act on, at the same meet lubrication, heat dissipation requirement, also to meet gear, differential case bearing bracket running accuracy is wanted
It asks, such as application No. is a kind of differential assemblies of 201621142231.7 patent disclosure, and which solve shells and planet to bore tooth
Wheel manufacture is difficult, transmission efficiency loses larger problem, but there is that differential assembly working efficiency is relatively low, service life
Problem short, installation rear stability is bad.
Invention content
The purpose of the present invention is be directed to working efficiency existing for existing automobile drive axle differential assembly it is relatively low, using the longevity
Order short, the bad problem of installation rear stability, provide it is a kind of it is reasonable in design, service life is long, work efficiency is high, after installation
The good automobile drive axle differential assembly of stability.
Present invention solves the technical problem that the technical solution taken is：
A kind of automobile drive axle differential assembly, including shell one, shell two, semiaxis, drive shaft, cover board one, two and of cover board
Bearing block two, it is characterised in that：The shell one is connect by connecting screw with shell two, and on shell one, shell two
It is respectively arranged with bearing block one, the semiaxis is provided with axle shaft gear through shell one, shell two on semiaxis, described
Drive shaft stretched between shell one and shell two in shell one and shell two, and be provided with planet tooth on the driving shaft
Wheel, the cover board one are connect with shell one, and the cover board two is connect with shell two, and the bearing block two is separately positioned on
On cover board one, cover board two, and bearing is provided between bearing block two and bearing block one, by bearing block two and bearing block one it
Between bearing, reduce the impact force that differential assembly is subject to during the work time, improve the working efficiency of differential assembly, prolong
The service life of long differential assembly.
Preferably, the shell one, bearing block one on shell two side be respectively arranged with limited block, pass through limit
Block improves stability of the bearing block one on shell one, shell two, and the bearing enhanced between bearing block one and bearing block two exists
Stability in the course of work, and then the stability of differential assembly during the work time is improved, extend making for differential assembly
Use the service life.
Preferably, the shell one, by connecting bolt be provided with axle shaft gear thrust pad on shell two, and by semiaxis
Gear thrust pad is separately positioned between shell one and axle shaft gear and shell two and axle shaft gear, passes through axle shaft gear thrust pad
Axle shaft gear is improved with the stability in planetary gear rotary course, and then drives the stability of semiaxis rotation, improves difference
The working efficiency of fast device.
Preferably, it is both provided with planetary gear pad between the shell one and planetary gear and shell two and planetary gear
Piece has avoided planetary gear from directly being contacted with shell one, shell two by planet gear pad, improves planetary gear with drive shaft
Rotation drives the stability of axle shaft gear rotation, can also slow down the degree of wear of planetary gear during the work time, extend row
The service life of star gear, and then extend the service life of differential mechanism.
Preferably, it is provided with engaging sleeve tooth on the cover board two, the peace of differential assembly is improved by engaging sleeve tooth
The precision for filling efficiency and installation site, can also improve the firmness of differential assembly after mounting, further increase differential mechanism
The working efficiency of assembly.
Advantageous effect：The present invention is both provided with planet tooth between shell one and planetary gear and shell two and planetary gear
Gasket is taken turns, has avoided planetary gear from directly being contacted with shell one, shell two by planet gear pad, improves planetary gear with drive
Moving axis rotation drives the stability of axle shaft gear rotation, can also slow down the degree of wear of planetary gear during the work time, extends
Planetary service life, and then the service life of differential mechanism is extended, the bearing block one on shell one, shell two
Side is respectively arranged with limited block, improves stability of the bearing block one on shell one, shell two by limited block, enhances axis
The stability of bearing during the work time between bearing one and bearing block two, and then improve differential assembly during the work time
Stability, extend the service life of differential assembly.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention.
In figure：1. shell one, 2. shells two, 3. semiaxis, 4. drive shafts, 5. cover boards one, 6. cover boards two, 7. bearing blocks two,
8. connecting screw, 9. bearing blocks one, 10. axle shaft gears, 11. planetary gears, 12. connection bolts, 13. axle shaft gear thrust pads,
14. planet gear pad, 15. bearings, 16. engaging sleeve teeth, 17. limited blocks.
Specific implementation mode
The present invention is described in detail below with reference to attached drawing.
As shown in Fig. 1, a kind of automobile drive axle differential assembly, including shell 1, shell 22, semiaxis 3, driving
Axis 4, cover board 1, cover board 26 and bearing block 27, it is characterised in that：The shell 1 passes through connecting screw 8 and shell 22
Connection, and bearing block 1 is respectively arranged on shell 1, shell 22, the semiaxis 3 runs through shell 1, shell 22,
And axle shaft gear 10 is provided on semiaxis 3, the drive shaft 4 stretches to shell 1 between shell 1 and shell 22
In shell 22, and planetary gear 11 is provided in drive shaft 4, the cover board 1 is connect with shell 1, the lid
Plate 26 is connect with shell 22, and the bearing block 27 is separately positioned on cover board 1, on cover board 26, and bearing block 27 with
It is provided with bearing 15 between bearing block 1, by the bearing 15 between bearing block 27 and bearing block 1, it is total to reduce differential mechanism
At the impact force being subject to during the work time, the working efficiency of differential assembly is improved, extends the use of differential assembly
Service life.
Preferably, the shell 1, bearing block 1 on shell 22 side be respectively arranged with limited block 17, lead to
It crosses limited block 17 and improves stability of the bearing block 1 on shell 1, shell 22, enhancing bearing block 1 and bearing block 27
Between the stability during the work time of bearing 15, and then improve the stability of differential assembly during the work time, extend
The service life of differential assembly.
Preferably, the shell 1, by connecting bolt 12 be provided with axle shaft gear thrust pad 13 on shell 22, and
Axle shaft gear thrust pad 13 is separately positioned between shell 1 and axle shaft gear 10 and shell 22 and axle shaft gear 10, is passed through
Axle shaft gear thrust pad 13 improves axle shaft gear 10 with the stability in 11 rotary course of planetary gear, and then drives semiaxis 3
The stability of rotation improves the working efficiency of differential mechanism.
Preferably, it is both provided with planet between the shell 1 and planetary gear 11 and shell 22 and planetary gear 11
Cog spacers 14 have avoided planetary gear 11 from directly being contacted with shell 1, shell 22 by planet gear pad 14, improve row
Star gear 11 rotates the stability for driving axle shaft gear 10 to rotate with drive shaft 4, can also slow down planetary gear 11 in the course of work
In the degree of wear, extend the service life of planetary gear 11, and then extend the service life of differential mechanism.
Preferably, it is provided with engaging sleeve tooth 16 on the cover board 26, differential assembly is improved by engaging sleeve tooth 16
Installation effectiveness and installation site precision, can also improve the firmness of differential assembly after mounting, further increase difference
The working efficiency of fast device assembly.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement etc., should all be included in the protection scope of the present invention made by within refreshing and principle.
Part that the present invention does not relate to is the same as those in the prior art or can be realized by using the prior art.
Claims (5)
1. a kind of automobile drive axle differential assembly, including shell one, shell two, semiaxis, drive shaft, cover board one, cover board two
With bearing block two, it is characterised in that：The shell one is connect by connecting screw with shell two, and in shell one, shell two
On be respectively arranged with bearing block one, the semiaxis is provided with axle shaft gear through shell one, shell two on semiaxis, institute
The drive shaft stated is stretched between shell one and shell two in shell one and shell two, and is provided with planet tooth on the driving shaft
Wheel, the cover board one are connect with shell one, and the cover board two is connect with shell two, and the bearing block two is separately positioned on
On cover board one, cover board two, and bearing is provided between bearing block two and bearing block one.
2. automobile drive axle differential assembly according to claim 1, it is characterised in that：The shell one, shell
The side of bearing block one on two is respectively arranged with limited block.
3. automobile drive axle differential assembly according to claim 1, it is characterised in that：The shell one, shell
It is provided with axle shaft gear thrust pad by connecting bolt on two, and axle shaft gear thrust pad is separately positioned on shell one and semiaxis
Between gear and shell two and axle shaft gear.
4. automobile drive axle differential assembly according to claim 1, it is characterised in that：The shell one and planet
It is both provided with planet gear pad between gear and shell two and planetary gear.
5. automobile drive axle differential assembly according to claim 1, it is characterised in that：It is arranged on the cover board two
There is engaging sleeve tooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810807600.7A CN108716527A (en) | 2018-07-21 | 2018-07-21 | A kind of automobile drive axle differential assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810807600.7A CN108716527A (en) | 2018-07-21 | 2018-07-21 | A kind of automobile drive axle differential assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108716527A true CN108716527A (en) | 2018-10-30 |
Family
ID=63913663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810807600.7A Withdrawn CN108716527A (en) | 2018-07-21 | 2018-07-21 | A kind of automobile drive axle differential assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108716527A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008101719A1 (en) * | 2007-02-24 | 2008-08-28 | Ab Skf | Differential gear unit |
| CN101482166A (en) * | 2009-02-10 | 2009-07-15 | 吉林大学 | Differential gear used for power coupling apparatus of hybrid power vehicle |
| CN201884600U (en) * | 2010-12-10 | 2011-06-29 | 安徽安凯福田曙光车桥有限公司 | Differential assembly between wheels |
| JP2014009747A (en) * | 2012-06-29 | 2014-01-20 | Gkn Driveline Japan Ltd | Differential device |
| CN203962900U (en) * | 2014-07-21 | 2014-11-26 | 合肥美桥汽车传动及底盘系统有限公司 | One word axle high power density differential assembly |
| CN205350246U (en) * | 2015-12-11 | 2016-06-29 | 方盛车桥（柳州）有限公司 | Heavily block lightweight rear axle assembly and differential mechanism assembly thereof |
| CN206770547U (en) * | 2017-06-12 | 2017-12-19 | 青岛雷沃工程机械有限公司 | A kind of improved loading machine differential mechanism |
-
2018
- 2018-07-21 CN CN201810807600.7A patent/CN108716527A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008101719A1 (en) * | 2007-02-24 | 2008-08-28 | Ab Skf | Differential gear unit |
| CN101482166A (en) * | 2009-02-10 | 2009-07-15 | 吉林大学 | Differential gear used for power coupling apparatus of hybrid power vehicle |
| CN201884600U (en) * | 2010-12-10 | 2011-06-29 | 安徽安凯福田曙光车桥有限公司 | Differential assembly between wheels |
| JP2014009747A (en) * | 2012-06-29 | 2014-01-20 | Gkn Driveline Japan Ltd | Differential device |
| CN203962900U (en) * | 2014-07-21 | 2014-11-26 | 合肥美桥汽车传动及底盘系统有限公司 | One word axle high power density differential assembly |
| CN205350246U (en) * | 2015-12-11 | 2016-06-29 | 方盛车桥（柳州）有限公司 | Heavily block lightweight rear axle assembly and differential mechanism assembly thereof |
| CN206770547U (en) * | 2017-06-12 | 2017-12-19 | 青岛雷沃工程机械有限公司 | A kind of improved loading machine differential mechanism |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181030 |