CN207049282U - One kind is without sideshake differential assembly - Google Patents
One kind is without sideshake differential assembly Download PDFInfo
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- CN207049282U CN207049282U CN201721038685.4U CN201721038685U CN207049282U CN 207049282 U CN207049282 U CN 207049282U CN 201721038685 U CN201721038685 U CN 201721038685U CN 207049282 U CN207049282 U CN 207049282U
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- gear
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- pad
- axle shaft
- planetary gear
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Abstract
One kind be the utility model is related to without sideshake differential assembly, including differential casing, two axle shaft gears, two planetary gears；Two planetary gears are fixedly connected on the both ends of planetary gear shaft；Axle shaft gear is in planetary gear and often engages seamless state；The planetary gear is provided with oil storage tank with planetary gear shaft connection place；The differential casing ring flange end is provided with least one oil duct, and oil duct connection differential carrier inside and outside both ends form lubricant oil way；Also including elastomeric pad, the elastomeric pad includes axle shaft gear pad and planet gear pad, wherein：Axle shaft gear pad is located on axle shaft gear step, planet gear pad gap location between planetary gear and differential casing.Compared with prior art, the noise in running car can be effectively reduced, its staring torque is less than 15Nm after differential assembly assembling.
Description
Technical field
Technical field of automobile accessories, in particular to one kind be the utility model is related to without sideshake differential assembly.
Background technology
Automobile differential can make left and right（It is or forward and backward）Driving wheel realizes the mechanism rotated with different rotating speeds.Mainly by a left side
Right axle shaft gear, two planetary gears and differential casing composition.Effect is when automobile turning traveling or up in uneven road surface
When sailing, left and right wheelses is rolled with different rotating speeds, that is, ensure that both sides driving moment makees PURE ROLLING, differential mechanism is to adjust
The speed discrepancies of left and right wheels and device.
During normal vehicle operation, often because road conditions are complicated and differential assembly insufficient lubrication, differential assembly is caused to go out
Existing various failure modes and often because of meshing problem torque unreasonable distribution occurs for phenomenon of casting anchor, particularly tempo turn
Phenomenon, in the process of moving produce abnormal sound problem, have a strong impact on driver and crew's psychological condition, cause driver's psychology disorderly
Disorderly, running car hidden danger is easily caused.
Utility model content
The utility model is in view of the shortcomings of the prior art, there is provided one kind is without sideshake differential assembly, axle shaft gear and planet
Gear is in normal engagement with corresponding torque, reduces the gap of gear engagement, so as to reduce the noise of differential assembly.
The utility model is achieved by the following technical solution, there is provided one kind is without sideshake differential assembly, the differential mechanism
Assembly, including differential casing, two axle shaft gears, two planetary gears；It is spherical hollow space in the differential carrier body, differential
Device housing both ends are respectively equipped with the delivery outlet communicated with spherical hollow space；Axle shaft gear and planetary gear are located in spherical hollow space and right
It should engage；Two planetary gears are fixedly connected on the both ends of planetary gear shaft, and planetary gear shaft is fixedly connected on differential casing；
Two axle shaft gears are connected to a side gear shaft, and two-semiaxle gear shaft stretches out differential mechanism by above-mentioned delivery outlet respectively
Housing；
A axle shaft gear and planetary gear be in and often engage seamless state；
Planetary gear described in B is provided with oil storage tank with planetary gear shaft connection place；Oil storage tank causes differential assembly in differential
During work, planetary gear is sufficiently lubricated, rapid to eliminate heat energy caused by instantaneous sliding motion friction, and reduction produces friction glue
The opportunity of conjunction, so as to reduce the fault rate of differential assembly.
Differential casing ring flange end described in C is provided with least one oil duct, oil duct connection differential carrier inside and outside both ends shape
Into lubricant oil way；Part in housing is obtained good lubrication, reduce the fault rate of differential assembly.
D also include elastomeric pad, the elastomeric pad includes axle shaft gear pad and planet gear pad, wherein：Half
Shaft gear pad is located on axle shaft gear step, planet gear pad gap location between planetary gear and differential casing.
Axle shaft gear, planetary gear are by two elastomeric pad elastic reactions, all the time in engagement, so as to reduce in running car
Noise.
Preferably, the axle shaft gear pad end face angle of inclination is 3.0 degree, its slant range is 0.65 millimeter.
Preferably, the oil duct is arranged with two on differential casing ring flange end axle center.
Preferably, the planetary gear shaft surface is coated with nickel dam.
Preferably, the axle shaft gear pad and planet gear pad material are 50CrV4 steel spring plates.
Preferably, the outer face border at the differential casing ring flange end is provided with multiple semicircular recess.It is semicircle
Pit can mitigate differential casing overall weight.
Preferably, semicircular recess is provided with 10, set along differential casing ring flange end annular array.
Preferably, its staring torque is less than 15Nm after the differential assembly assembling.
The beneficial effects of the utility model are：
1st, planetary gear and planetary gear shaft connection place are provided with oil storage tank so that differential assembly differential work during,
Planetary gear is sufficiently lubricated, rapid to eliminate heat energy caused by instantaneous sliding motion friction, and reduction produces the glued opportunity of friction,
So as to reduce the fault rate of differential assembly.
2nd, oil duct connection differential carrier inside and outside both ends form lubricant oil way；Part in housing is set to obtain good profit
It is sliding, reduce the fault rate of differential assembly.
3rd, axle shaft gear, planetary gear are by two elastomeric pad elastic reactions, all the time in engagement, so as to reduce
Noise in running car, its staring torque is less than 15Nm after differential assembly assembling.
Brief description of the drawings
Fig. 1 is the utility model main structure diagram；
Fig. 2 is the utility model axle shaft gear pad positive structure diagram；
Fig. 3 be in Fig. 2 Z-Z to sectional view；
Fig. 4 is partial enlargement structural representation at A in Fig. 3；
Fig. 5 is the utility model planetary gear shaft and planetary gear annexation structural representation；
Shown in figure：
1st, planetary gear, 2, planet gear pad, 3, axle shaft gear, 4, axle shaft gear pad, 5, planetary gear shaft, 6, axle
Alignment pin, 7, differential casing, 8, oil duct, 9, oil storage tank, 10, side gear shaft, 11, ring flange, 12, semicircular recess.
Embodiment
For the technical characterstic for illustrating this programme can be understood, below by embodiment, this programme is illustrated.
As shown in figure 1, the utility model includes differential casing 7, two axle shaft gear 3, two planetary gear 1 and bullet
Property pad.Be spherical hollow space in the differential casing 7, the both ends of differential casing 7 be respectively equipped with communicated with spherical hollow space it is defeated
Portal, axle shaft gear 3 and planetary gear 1 are located in spherical hollow space and be engaged, and axle shaft gear 3 is in normal with planetary gear 1
Engage seamless state.Two planetary gears 1 are fixedly connected on the both ends of planetary gear shaft 5, as shown in figure 5, planetary gear 1 and row
The junction of star gear shaft 5 is provided with oil storage tank 9, and oil storage tank make it that planetary gear is filled differential assembly during differential works
The lubrication divided is rapid to eliminate heat energy caused by instantaneous sliding motion friction, the glued opportunity of reduction generation friction, so as to reduce differential mechanism
The fault rate of assembly.Planetary gear shaft 5 is fixedly connected on differential casing 7, and the planetary gear shaft 5 that is fixedly connected as passes through
Axle alignment pin 6 is connected with differential casing 7.Two axle shaft gears 3 are connected to a side gear shaft 10, two-semiaxle gear shaft
10 stretch out differential casing 7 by above-mentioned delivery outlet respectively.
One end mounting flange 11 of differential casing 7, the ring flange end of differential casing 7 are provided with least one oil
Road 8, oil duct 8 connect both ends inside and outside differential casing 7 and form lubricant oil way, part in housing is obtained good lubrication, drop
The fault rate of low differential assembly.In prioritization scheme, the oil duct 8 is arranged with the ring flange end axle center of differential casing 7
Two.
The elastomeric pad includes axle shaft gear pad 4 and planet gear pad 2, wherein：Axle shaft gear pad 4 is positioned at half
On the step of shaft gear 3, the gap location between planetary gear 1 and differential casing 7 of planet gear pad 2.Axle shaft gear 3, OK
Star gear 1 is by two elastomeric pad elastic reactions, all the time in engagement, so as to reduce the noise in running car.Such as
Shown in Fig. 2,3,4, the end slope angle of axle shaft gear pad 4 is 3.0 degree, and its slant range is 0.65 millimeter, half axle gear
Take turns the special angle of inclination in the end face of pad 4 and slant range, it can be ensured that axle shaft gear pad 4 is made to the elasticity of axle shaft gear 3
With optimal.Axle shaft gear pad 4 and planet gear pad 2 material is 50CrV4 steel spring plates.
In order to increase the wearability of planetary gear shaft 5 and corrosion resistance, the surface of planetary gear shaft 5 is coated with nickel dam.
The outer face border at the ring flange end of differential casing 7 is provided with multiple semicircular recess 12.Semicircular recess 12
Provided with 10, set along the ring flange end annular array of differential casing 7.
Its staring torque is less than 15Nm after the differential assembly assembling.
Certainly, described above is also not limited to the example above, and technical characteristic of the utility model without description can lead to
Cross or realized using prior art, be will not be repeated here；Above example and accompanying drawing are merely to illustrate technology of the present utility model
It is to limitation of the present utility model that scheme, which is not, and the utility model is described in detail with reference to preferred embodiment, this
Field it is to be appreciated by one skilled in the art that those skilled in the art institute in essential scope of the present utility model
For the variations, modifications, additions or substitutions made without departure from objective of the present utility model, should also belong to right of the present utility model will
Seek protection domain.
Claims (8)
1. one kind is without sideshake differential assembly, including differential casing（7）, two axle shaft gears（3）, two planetary gears（1）；
The differential casing（7）Interior is spherical hollow space, differential casing（7）Both ends are respectively equipped with the output communicated with spherical hollow space
Hole；Axle shaft gear（3）And planetary gear（1）In spherical hollow space and it is engaged；Two planetary gears（1）It is fixedly connected and is expert at
Star gear shaft（5）Both ends, planetary gear shaft（5）It is fixedly connected on differential casing（7）On；Two axle shaft gears（3）Respectively
It is connected with a side gear shaft（10）, two-semiaxle gear shaft（10）Differential casing is stretched out by above-mentioned delivery outlet respectively（7）；
It is characterized in that：
A axle shaft gear（3）With planetary gear（1）In often engaging seamless state；
B described in planetary gear（1）With planetary gear shaft（5）Junction is provided with oil storage tank（9）；
C described in differential casing（7）Ring flange end is provided with least one oil duct（8）, oil duct（8）Connect differential casing（7）It is interior
Outer both ends form lubricant oil way；
D also include elastomeric pad, the elastomeric pad includes axle shaft gear pad（4）And planet gear pad（2）, wherein：
Axle shaft gear pad（4）Positioned at axle shaft gear（3）On step, planet gear pad（2）Positioned at planetary gear（1）With differential carrier
Body（7）Between gap location.
2. one kind according to claim 1 is without sideshake differential assembly, it is characterised in that：The axle shaft gear pad（4）
End slope angle is 3.0 degree, and its slant range is 0.65 millimeter.
3. one kind according to claim 2 is without sideshake differential assembly, it is characterised in that：The oil duct（8）On differential
Device housing（7）Ring flange end axle center is arranged with two.
4. one kind according to claim 1 is without sideshake differential assembly, it is characterised in that：The planetary gear shaft（5）Table
Face is coated with nickel dam.
5. one kind according to claim 4 is without sideshake differential assembly, it is characterised in that：The axle shaft gear pad（4）
And planet gear pad（2）Material is 50CrV4 steel spring plates.
6. one kind according to claim 1 is without sideshake differential assembly, it is characterised in that：The differential casing（7）Method
The outer face border at blue disk end is provided with multiple semicircular recess（12）.
7. one kind according to claim 6 is without sideshake differential assembly, it is characterised in that：Semicircular recess（12）Provided with 10
It is individual, along differential casing（7）Ring flange end annular array is set.
8. one kind according to claim 1 is without sideshake differential assembly, it is characterised in that：It is described
Its staring torque is less than 15Nm after differential assembly assembling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721038685.4U CN207049282U (en) | 2017-08-18 | 2017-08-18 | One kind is without sideshake differential assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721038685.4U CN207049282U (en) | 2017-08-18 | 2017-08-18 | One kind is without sideshake differential assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207049282U true CN207049282U (en) | 2018-02-27 |
Family
ID=61503132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721038685.4U Active CN207049282U (en) | 2017-08-18 | 2017-08-18 | One kind is without sideshake differential assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207049282U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108413005A (en) * | 2018-05-07 | 2018-08-17 | 江苏太平洋齿轮传动有限公司 | Using the high-precision differential mechanism of elastic element |
| CN109139876A (en) * | 2018-08-20 | 2019-01-04 | 杭州杰途传动部件有限公司 | A kind of mixed electrical automobile differential mechanism |
| CN109973611A (en) * | 2019-04-22 | 2019-07-05 | 一汽解放汽车有限公司 | Differential assembly and assembly method between a kind of novel commercial wheel |
| CN110966371A (en) * | 2018-09-30 | 2020-04-07 | 比亚迪股份有限公司 | Differential mechanism, drive axle with same and vehicle |
| WO2021129623A1 (en) * | 2019-12-23 | 2021-07-01 | 信迪有限公司 | Gearbox having reduced vibration and noise and lubricating oil self-circulation system thereof |
| CN113294506A (en) * | 2021-06-23 | 2021-08-24 | 山东国基泰祥汽车部件有限公司 | Rebound gasket differential mechanism on drive axle assembly |
| CN114135645A (en) * | 2020-09-03 | 2022-03-04 | 大众汽车股份公司 | Differential for a vehicle, in particular for a motor vehicle |
| CN114251427A (en) * | 2022-01-06 | 2022-03-29 | 东风柳州汽车有限公司 | Differential mechanism and vehicle |
-
2017
- 2017-08-18 CN CN201721038685.4U patent/CN207049282U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108413005A (en) * | 2018-05-07 | 2018-08-17 | 江苏太平洋齿轮传动有限公司 | Using the high-precision differential mechanism of elastic element |
| WO2019214227A1 (en) * | 2018-05-07 | 2019-11-14 | 江苏太平洋精锻科技股份有限公司 | High-precision differential using elastic members |
| CN109139876A (en) * | 2018-08-20 | 2019-01-04 | 杭州杰途传动部件有限公司 | A kind of mixed electrical automobile differential mechanism |
| CN109139876B (en) * | 2018-08-20 | 2024-02-09 | 杭州杰途传动部件有限公司 | Differential mechanism of hybrid electric vehicle |
| CN110966371A (en) * | 2018-09-30 | 2020-04-07 | 比亚迪股份有限公司 | Differential mechanism, drive axle with same and vehicle |
| CN109973611A (en) * | 2019-04-22 | 2019-07-05 | 一汽解放汽车有限公司 | Differential assembly and assembly method between a kind of novel commercial wheel |
| WO2021129623A1 (en) * | 2019-12-23 | 2021-07-01 | 信迪有限公司 | Gearbox having reduced vibration and noise and lubricating oil self-circulation system thereof |
| CN114135645A (en) * | 2020-09-03 | 2022-03-04 | 大众汽车股份公司 | Differential for a vehicle, in particular for a motor vehicle |
| CN113294506A (en) * | 2021-06-23 | 2021-08-24 | 山东国基泰祥汽车部件有限公司 | Rebound gasket differential mechanism on drive axle assembly |
| CN114251427A (en) * | 2022-01-06 | 2022-03-29 | 东风柳州汽车有限公司 | Differential mechanism and vehicle |
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| GR01 | Patent grant |