CN110195773A - A kind of differential assembly - Google Patents
A kind of differential assembly Download PDFInfo
- Publication number
- CN110195773A CN110195773A CN201910570762.8A CN201910570762A CN110195773A CN 110195773 A CN110195773 A CN 110195773A CN 201910570762 A CN201910570762 A CN 201910570762A CN 110195773 A CN110195773 A CN 110195773A
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- gear
- planetary gear
- shell
- differential
- axle
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- 230000001050 lubricating effect Effects 0.000 claims description 13
- 239000004744 fabric Substances 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 3
- 125000006850 spacer group Chemical group 0.000 claims 2
- 230000005540 biological transmission Effects 0.000 abstract description 12
- 238000005461 lubrication Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 4
- 238000005299 abrasion Methods 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 238000003754 machining Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 35
- 238000010586 diagram Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 238000007514 turning Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization 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
- F16H48/06—Differential gearings with gears having orbital motion
- F16H48/08—Differential gearings with gears having orbital motion comprising bevel gears
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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
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/17—Toothed wheels
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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
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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
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
- F16H57/0421—Guidance of lubricant on or within the casing, e.g. shields or baffles for collecting lubricant, tubes, pipes, grooves, channels or the like
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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
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
- F16H57/0427—Guidance of lubricant on rotary parts, e.g. using baffles for collecting lubricant by centrifugal force
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
- Retarders (AREA)
Abstract
The invention discloses a kind of differential assemblies, including differential casing and the gear ring being fixedly connected on outside the differential casing, planetary gear train and half axle gear train are equipped in the differential carrier body, planetary gear train and the cavity of half axle gear train are connected by power by engagement, the application is in planetary gear, eccentric annular oil-way is offered on the relative rotation face of axle shaft gear and differential casing, it and then can be planetary gear and differential casing, axle shaft gear and differential casing provide effective lubrication, and annular lubrication road is easy to process, manufacturing cost is low, machining accuracy is easy to control, reduce the abrasion between gasket and differential casing or gear, improve service life, the planetary gear of the application can not only transmit different revolving speeds, different torques can also be transmitted, it generates height difference and turns round transmission, it can be one Determine the phenomenon that single wheel skids during avoiding travelling in degree, improves the riding stability of vehicle.
Description
Technical field
The present invention relates to differential art field, specifically a kind of differential assembly.
Background technique
Automobile differential can make left and right (or forward and backward) driving wheel realize the mechanism rotated with different rotating speeds.Mainly by a left side
Right axle shaft gear, two planetary gears and tooth rest composition.Function be when automobile turning travel or on uneven road surface when driving,
Roll left and right wheels with different rotating speeds, i.e. guarantee two sides driving wheel makees PURE ROLLING.Differential mechanism is to adjust left and right
The rotational speed difference of wheel and device.In four-wheel drive, in order to drive four wheels, it is necessary to connect all wheels, such as
Fruit is mechanically coupled together by four wheels, and automobile cannot be rotated when curve driving with identical speed, in order to
It allows the almost the same property of automobile curve driving rotation speed, at this moment needs to be added revolving speed of the center differential to adjust front and back wheel
Difference.
By boring oilhole one on the tooth root of planetary gear and axle shaft gear through to cross shaft hole and half axis hole.One
As each gear axially bore 3 holes because being oblique processing, also to avoid gear teeth face, process it is extremely difficult, it is at high cost, and
Lubricant effect is bad；Planetary gear uses even number tooth, and the two sides arm of force is the same when the axle shaft gear differential of two sides, causes moment of torsion same,
Differential mechanism only has differential not have poor torsion effect.
Summary of the invention
The purpose of the present invention is to provide a kind of differential assemblies, to solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme:
A kind of differential assembly, it is described including differential casing and the gear ring being fixedly connected on outside the differential casing
Planetary gear train and half axle gear train are equipped in differential carrier body, the generator differential casing includes first be fixedly connected
Shell and second shell are surrounded between the first shell and second shell for installing the planetary gear train and axle shaft gear
The cavity of the cavity of system, planetary gear train and half axle gear train is connected by power by engagement；
Half shaft mounting hole for installing semiaxis is offered on the axis direction of the first shell and second shell and for pacifying
The half shaft gear mounting hole of half axle gear train is filled, the is offered on the inner wall of half shaft mounting hole and half shaft gear mounting hole
One oil leab；
The planetary gear train includes at least one planetary gear, and the planetary gear axis is fixedly connected on the differential mechanism
In the radial direction, the planetary gear is rotatablely connected shell by shaft and the differential casing, and the shaft is plugged on
In the planetary gear axial location, the position that the planetary gear is contacted with the differential casing is provided with planetary gear
Lubricating arrangement；
The half axle gear train includes engaging the axle shaft gear of connection with the planetary gear two sides, separate on the axle shaft gear
Described planetary gear one end is plugged in the half shaft gear mounting hole, and the axle shaft gear is connect with the differential casing
Position be equipped with axle shaft gear lubricating arrangement.
As a further solution of the present invention: one end that the second shell is connect with the first shell extends outwardly shape
At the attachment base for installing the gear ring, the gear ring is fixedly connected by connection bolt with the attachment base, the connection
Bolt is equipped with connection locking plate.
As a further solution of the present invention: first oil leab is closed ring structure, first lubricating oil
Road is projected as circle in the differential carrier body axis direction, is all provided in half shaft mounting hole and half shaft gear mounting hole
There are two the first oil leabs.
As a further solution of the present invention: at least blowhole is offered in the first shell and second shell, it is described
Half shaft gear mounting hole offers oil-way close to a side end face of the axle shaft gear.
As a further solution of the present invention: the first shell is equipped with half axis hole close to one end of the second shell,
The second shell is equipped with half axis hole of corresponding arrangement, the first shell and second shell close to one end of the first shell
Half axis hole of upper corresponding arrangement forms the axis hole for connecting the shaft.
As a further solution of the present invention: half axis hole there are four corresponding arrangements in the first shell and second shell,
Four half axis hole week cloth settings, the shaft is cross axle, the cross axle setting installation and half axis hole composition
In axis hole.
As a further solution of the present invention: there are four the planetary gear is set, four planetary gear rotations connection
In on cross axle, four planetary gear week cloth are arranged.
As a further solution of the present invention: one end that the planetary gear is connect with the differential casing is spherical surface knot
Structure is equipped with planet gear pad, the close difference on the planetary gear between the planetary gear and the differential casing
One end of fast device shell, the planet gear pad are equipped with third oil leab, institute close to one end of the differential casing
Stating third oil leab is eccentric circular oil duct.
As a further solution of the present invention: the planetary gear number of teeth is odd number.
As a further solution of the present invention: the contact surface of the axle shaft gear and the differential casing inner wall is circle
Anchor ring is equipped with axle shaft gear gasket between the axle shaft gear and differential casing, the axle shaft gear is close to the differential mechanism
The second oil leab is equipped on one end of shell, the axle shaft gear gasket, second oil leab is eccentric annular oil
Road.
Compared with prior art, the beneficial effects of the present invention are:
1, the application is by being equipped with oil leab at half shaft mounting hole, half shaft gear mounting hole, differential mechanism inner wall with
Axle shaft gear contact position offers oil groove, so can for semiaxis and differential mechanism, axle shaft gear axis and differential mechanism between phase
Effective lubrication is provided to movement, it is thus possible to provide lubrication at the axle journal of axle shaft gear and semiaxis, effectively be prevented
The phenomenon that extruding, improves the stability of transmission；
2, the application offers eccentric donut-type oil on the relative rotation face of planetary gear, axle shaft gear and differential casing
Slot, be biased to annular lubricant oil groove in the course of rotation can inswept all relative rotation faces, and then can be planetary gear
Effective lubrication is provided with differential casing, axle shaft gear and differential casing, and annular lubrication road is easy to process, manufacture
At low cost, machining accuracy is easy to control, reduces the abrasion between gasket and differential casing or gear, improves service life,
It can accomplish non-maintaining throughout one's life；
3, the application is by setting cross axle and four planetary gears, and four planetary gears are engaged with axle shaft gear, in turn
The stabilization row that planetary gear is driven to axle shaft gear is improved, so that transmission is more steady；
4, the application passes through the planetary gear of setting odd number tooth, thus the mistake engaged in planetary gear with the axle shaft gear of two sides
Cheng Zhong due to two sides meshing point asymmetry, and then generates the arm of force of Length discrepancy, thus the planetary gear of the application can not only pass
Defeated different revolving speed can also transmit different torques, generate height difference and turn round transmission, can avoid the mistake of traveling to a certain extent
The phenomenon that single wheel skids in journey, improves the riding stability of vehicle.
Detailed description of the invention
Fig. 1 is the axis side view of the present embodiment；
Fig. 2 is the explosive view of the present embodiment；
Fig. 3 is the cross-sectional view of the present embodiment；
Fig. 4 is the differential casing cross-sectional view of the present embodiment；
Fig. 5 is the axle shaft gear structural schematic diagram of the present embodiment；
Fig. 6 is the axle shaft gear gasket construction schematic diagram of the present embodiment；
Fig. 7 is the planetary gear construction schematic diagram of the present embodiment；
Fig. 8 is the planet gear pad structural schematic diagram of the present embodiment；
Fig. 9 is that the planetary gear of the present embodiment engages attachment structure schematic diagram with axle shaft gear；
Figure 10 is that the planetary gear of the present embodiment and axle shaft gear engaged transmission accept analysis chart.
In figure: 1- gear ring, 11- connection locking plate, 12- connection bolt, 2- differential casing, 21- first shell, 22- second
Shell, half shaft mounting hole of 23-, 24- half shaft gear mounting hole, the first oil leab of 25-, 26- blowhole, 27- attachment base, 28- half
Axis hole, 3- half axle gear train, 31- axle shaft gear, the second oil leab of 32-, 33- axle shaft gear gasket, 4- planetary gear train,
41- planetary gear, 42- cross axle, 43- planet gear pad, 44- third oil leab.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1-10, in the embodiment of the present invention, a kind of differential assembly, including differential casing 2 and fixed connect
The gear ring 1 being connected to outside differential casing 2, differential casing 2 is interior to be equipped with planetary gear train 4 and half axle gear train 3, and generator is poor
Fast device shell 2 includes the first shell 21 and second shell 22 being fixedly connected, and is surrounded between first shell 21 and second shell 22
For installing the cavity of planetary gear train 4 and half axle gear train 3, the cavity of planetary gear train 4 and half axle gear train 3 passes through engagement
It is connected by power；
Half shaft mounting hole 23 for installing semiaxis is offered in first shell 21 and the axis direction of second shell 22 and is used for
It is opened on the inner wall of the half shaft gear mounting hole 24 of installation half axle gear train 3, half shaft mounting hole 23 and half shaft gear mounting hole 24
Equipped with the first oil leab 25, the first oil leab 25 is closed ring structure, and the first oil leab 25 is in 2 axis of differential casing
It is projected as circle on line direction, is all provided in half shaft mounting hole 23 and half shaft gear mounting hole 24 there are two the first oil leab；
Offer at least blowhole 26 in first shell 21 and second shell 22, half shaft gear mounting hole 24 close to axle shaft gear 31 one
Side end face offers oil-way；One end that second shell 22 is connect with first shell 21 is extended outward to form for installing gear ring
1 attachment base 27, gear ring 1 are fixedly connected by connecting bolt 12 with attachment base 27, and connection bolt 12 is equipped with connection locking plate 11；
First shell 21 is equipped with half axis hole 28 close to one end of second shell 22, and second shell 22 is close to one end of first shell 21
Equipped with corresponding half axis hole 28 arranged, half axis hole 28 of corresponding arrangement is formed for connecting in first shell 21 and second shell 22
There are four half axis holes 28, four and half axis holes 28 weeks to lay for corresponding arrangement in the axis hole of shaft, first shell 21 and second shell 22
It sets, shaft is cross axle 42, and the setting of cross axle 42 is installed in the axis hole formed with half axis hole 28.
Planetary gear train 4 includes at least one planetary gear 41, in the present embodiment, there are four planetary gear 41 is set, four
A planetary gear 41 is rotationally connected on cross axle 42, and four planetary gears cloth setting in 41 weeks, the axis of planetary gear 41 is fixed
It is connected to differential casing 2 in the radial direction, planetary gear 41 is rotatablely connected by shaft and differential casing 2, and shaft is inserted
It connects in the axial location of planetary gear 41, so that planetary gear 41 can revolve with differential casing 2, simultaneously also
Rotation can be carried out around cross axle 42.One end that planetary gear 41 is connect with differential casing 2 is spherical structure, planetary gear 41
Planet gear pad 43 is equipped between differential casing 2, one end of close differential casing 2, planet tooth on planetary gear 41
Wheel gasket 43 is equipped with third oil leab 44 close to one end of differential casing 2, and third oil leab 44 is eccentric circular oil
Road is lubricated the relative rotation between planetary gear 41 and differential casing 2 by eccentric circular oil duct, planetary gear 41
Planetary gear lubricating arrangement is formed with the third oil leab 44 on planet gear pad 43；
Half axle gear train 3 includes the axle shaft gear 31 of engagement connection and 41 two sides of planetary gear, separate planet on axle shaft gear 31
One end of gear 41 is plugged in half shaft gear mounting hole 24.The contact surface of axle shaft gear 31 and 2 inner wall of differential casing is circle
Shape anchor ring is equipped with axle shaft gear gasket 33 between axle shaft gear 31 and differential casing 2, axle shaft gear 31 is close to differential casing
The second oil leab 32 is equipped on 2 one end, axle shaft gear gasket 33, the second oil leab 32 is eccentric ring shaped oil passage, is led to
It is opposite with differential casing 2 to axle shaft gear 31 with the second oil leab 32 on axle shaft gear gasket 33 to cross axle shaft gear 31
Rotation is lubricated, the second oil leab 32 composition axle shaft gear lubrication dress on axle shaft gear 31 and axle shaft gear gasket 33
It sets, and at least one end face of axle shaft gear gasket 33 is equipped with the second oil leab 32.
The differential assembly of the present embodiment includes conveyer system and lubricating system；
Conveyer system includes along the sequentially connected gear ring 1 in power transmission direction, differential casing 2, planetary gear train 4, half axle gear
Train 3, porte-cochere are transmitted power on gear ring 1 by retarder or other power transmission devices, and then drive 1 turn of gear ring
It is dynamic, drive differential casing 2 to rotate while gear ring 1 rotates, due to cross axle 42 on the direction that differential casing 2 rotate and
Differential casing 2 is fixedly connected, and then is driven cross axle 42 to rotate by differential casing 2 and driven planet by cross axle 42
Gear 41 revolves, and drives axle shaft gear 31 to rotate while planetary gear 41 revolves, and then can pass through axle shaft gear 31
Rotation by the driving wheel semiaxis of power transmission, in this application, the number of teeth of planetary gear 41 is odd number, such as attached drawing 9, attached
Shown in Figure 10, in the engaged transmission of planetary gear 41 and axle shaft gear 31, since the number of teeth of planetary gear 41 is odd number, into
And cause anisopleual, thus the position of engagement of planetary gear 41 and two sides axle shaft gear 31 is asymmetric, so the two sides arm of force
Length discrepancy, and then axle shaft gear 31 can be passed to two sides and transmit different torques.During use when two sides vehicle wheel rotational speed
When identical, the revolving speed of the axle shaft gear 31 of two sides is identical, i.e., two sides axle shaft gear does not have rotational speed difference, and planetary gear 41 only has at this time
Revolve no rotation, power by gear ring 1, differential casing 2, planetary gear 41, two sides axle shaft gear 31 and transmission
On the wheel of two sides；When the resistance difference suffered by the wheel of two sides, the torque that two sides axle shaft gear 41 receives at this time is different, thus can make
Planetary gear generates a lesser rotation, and as shown in Figure 10, planetary gear system 2 can be more to the bigger side transmitting of resistance
Torque, that is, realize difference turn round transmission, vehicle slip can be prevented as early as possible to a certain extent by having, in the present embodiment, by examination
Issue after examination and approval existing odd number planetary gear may be implemented within 28% difference turn round transmission；When two sides vehicle wheel rotational speed difference, such as vehicle turning
When, the revolving speed of two sides axle shaft gear 31 is different at this time, and planetary gear 41 has revolution also rotation at this time, can make two
Side vehicle revolving speed is different.
Lubricating system includes shell lubricating system, planetary gear lubricating system, semiaxis lubricating system.Shell lubricating system packet
It includes and the first oil leab 25 is set in half shaft mounting hole 23 and half shaft gear mounting hole 24, is set to half shaft gear mounting hole end
The oil-way in portion；Planetary gear lubricating system includes the third profit being set on planetary gear 41 and planet gear pad 43
Grease way；Axle shaft gear lubricating system includes being set to axle shaft gear 31, the second oil leab on axle shaft gear gasket 33.The
Two oil leabs and third oil leab are eccentric circular structure, and then easy processing, precision are easy to control.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (10)
1. a kind of differential assembly including differential casing (2) and is fixedly connected on the external tooth of the differential casing (2)
It encloses (1), which is characterized in that planetary gear train (4) and half axle gear train (3), the generation are equipped in the differential casing (2)
Device differential casing (2) includes the first shell (21) and second shell (22) being fixedly connected, the first shell (21) and the
The cavity for installing the planetary gear train (4) and half axle gear train (3), planetary gear train are surrounded between two shells (22)
(4) it is connected by power with the cavity of half axle gear train (3) by engagement；
Half shaft mounting hole for installing semiaxis is offered on the axis direction of the first shell (21) and second shell (22)
(23) half shaft gear mounting hole (24) and for installing half axle gear train (3), half shaft mounting hole (23) and axle shaft gear
The first oil leab (25) are offered on the inner wall of mounting hole (24)；
The planetary gear train (4) includes at least one planetary gear (41), and the axis of the planetary gear (41) is fixedly connected
In the radial direction in the differential casing (2), the planetary gear (41) is turned by shaft and the differential casing (2)
Dynamic connection, the shaft are plugged in the axial location of the planetary gear (41), the planetary gear (41) and the differential
The position of device shell (2) contact is provided with planetary gear lubricating arrangement；
The half axle gear train (3) includes the axle shaft gear (31) of engagement connection and the planetary gear (41) two sides, and described half
One end on shaft gear (31) far from the planetary gear (41) is plugged in the half shaft gear mounting hole (24), the semiaxis
The position that gear (31) is connect with the differential casing (2) is equipped with axle shaft gear lubricating arrangement.
2. a kind of differential assembly according to claim 1, which is characterized in that the second shell (22) and described first
One end of shell (21) connection extends outward to form the attachment base (27) for installing the gear ring (1), and the gear ring (1) passes through
Connection bolt (12) is fixedly connected with the attachment base (27), and the connection bolt (12) is equipped with connection locking plate (11).
3. a kind of differential assembly according to claim 1, which is characterized in that first oil leab (25) is closing
Ring structure, first oil leab (25) are projected as circle on the differential casing (2) axis direction, and described half
There are two being all provided in shaft mounting hole (23) and half shaft gear mounting hole (24) the first oil leab (25).
4. a kind of differential assembly according to claim 1, which is characterized in that the first shell (21) and second shell
(22) at least blowhole (26), a side of the half shaft gear mounting hole (24) close to the axle shaft gear (31) are offered on
Face offers oil-way.
5. a kind of differential assembly according to claim 1, which is characterized in that the first shell (21) is close to described the
One end of two shells (22) is equipped with half axis hole (28), and the second shell (22) is equipped with close to the one end of the first shell (21)
Half axis hole (28) of arrangement is corresponded to, half axis hole (28) composition of corresponding arrangement on the first shell (21) and second shell (22)
For connecting the axis hole of the shaft.
6. a kind of differential assembly according to claim 4, which is characterized in that the first shell (21) and second shell
(22) there are four half axis hole (28) for corresponding arrangement on, and all cloth settings of four half axis holes (28), the shaft is cross axle
(42), in the axis hole that cross axle (42) the setting installation is formed with half axis hole (28).
7. a kind of differential assembly according to claim 5, which is characterized in that there are four the planetary gear (41) sets,
Four planetary gears (41) are rotationally connected on cross axle (42), all cloth settings of four planetary gears (41).
8. a kind of differential assembly according to claim 1, which is characterized in that the planetary gear (41) and the differential
One end of device shell (2) connection is spherical structure, and planet is equipped between the planetary gear (41) and the differential casing (2)
Cog spacers (43), one end, the planet gear pad on the planetary gear (41) close to the differential casing (2)
(43) one end close to the differential casing (2) is equipped with third oil leab (44), and the third oil leab (44) is
Eccentric circular oil duct.
9. a kind of differential assembly according to claim 1, which is characterized in that the number of teeth of the planetary gear (41) is surprise
It is several.
10. a kind of differential assembly according to claim 1, which is characterized in that the axle shaft gear (31) and the difference
The contact surface of fast device shell (2) inner wall is circular ring surface, and semiaxis is equipped between the axle shaft gear (31) and differential casing (2)
Cog spacers (33), one end of the axle shaft gear (31) close the differential casing (2), the axle shaft gear gasket (33)
On be equipped with the second oil leab (32), second oil leab (32) is eccentric ring shaped oil passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910570762.8A CN110195773A (en) | 2019-06-28 | 2019-06-28 | A kind of differential assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910570762.8A CN110195773A (en) | 2019-06-28 | 2019-06-28 | A kind of differential assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110195773A true CN110195773A (en) | 2019-09-03 |
Family
ID=67755283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910570762.8A Pending CN110195773A (en) | 2019-06-28 | 2019-06-28 | A kind of differential assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110195773A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110701275A (en) * | 2019-09-30 | 2020-01-17 | 苏州流金工业设计有限公司 | Be applied to differential structure of perambulator |
| CN113565942A (en) * | 2021-06-01 | 2021-10-29 | 浙江盘毂动力科技有限公司 | Oil circuit arranged in differential mechanism and motor integrated structure |
| CN113847403A (en) * | 2021-09-29 | 2021-12-28 | 阿姆特(上海)新能源科技有限公司 | Differential mechanism capable of preventing eccentricity of half axle gear, speed reducer and vehicle |
| CN113958681A (en) * | 2021-09-28 | 2022-01-21 | 东风汽车零部件(集团)有限公司刃量具分公司 | Large helical angle gear type limited slip differential |
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| CN201141426Y (en) * | 2008-01-09 | 2008-10-29 | 中国重汽集团济南技术中心有限公司 | Differential assembly for heavy drive axle |
| RU98796U1 (en) * | 2010-04-05 | 2010-10-27 | Григорий Александрович Ключников | DIFFERENTIAL |
| CN203335772U (en) * | 2012-12-31 | 2013-12-11 | 陕西汉德车桥有限公司 | Differential mechanism for drive axle |
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| CN110701275A (en) * | 2019-09-30 | 2020-01-17 | 苏州流金工业设计有限公司 | Be applied to differential structure of perambulator |
| CN113565942A (en) * | 2021-06-01 | 2021-10-29 | 浙江盘毂动力科技有限公司 | Oil circuit arranged in differential mechanism and motor integrated structure |
| CN113958681A (en) * | 2021-09-28 | 2022-01-21 | 东风汽车零部件(集团)有限公司刃量具分公司 | Large helical angle gear type limited slip differential |
| CN113958681B (en) * | 2021-09-28 | 2024-05-28 | 东风汽车零部件(集团)有限公司刃量具分公司 | Large helical angle gear type limited slip differential |
| CN113847403A (en) * | 2021-09-29 | 2021-12-28 | 阿姆特(上海)新能源科技有限公司 | Differential mechanism capable of preventing eccentricity of half axle gear, speed reducer and vehicle |
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