CN108413003A - The double-deck planetary conical cone gear mechanism differential mechanism inside and outside one kind - Google Patents
The double-deck planetary conical cone gear mechanism differential mechanism inside and outside one kind Download PDFInfo
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- CN108413003A CN108413003A CN201810356403.8A CN201810356403A CN108413003A CN 108413003 A CN108413003 A CN 108413003A CN 201810356403 A CN201810356403 A CN 201810356403A CN 108413003 A CN108413003 A CN 108413003A
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- planetary
- differential mechanism
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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
- F16H48/05—Multiple interconnected differential sets
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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
- F16H48/00—Differential gearings
- F16H48/20—Arrangements for suppressing or influencing the differential action, e.g. locking devices
- F16H48/28—Arrangements for suppressing or influencing the differential action, e.g. locking devices using self-locking gears or self-braking 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
- F16H48/00—Differential gearings
- F16H48/38—Constructional details
- F16H48/40—Constructional details characterised by features of the rotating cases
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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
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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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
- F16H57/029—Gearboxes; Mounting gearing therein characterised by means for sealing the gearboxes, e.g. to improve airtightness
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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
- F16H57/08—General details of gearing of gearings with members having orbital motion
- F16H57/082—Planet carriers
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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
- F16H2048/085—Differential gearings with gears having orbital motion comprising bevel gears characterised by shafts or gear carriers for orbital 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
- 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
- F16H2048/087—Differential gearings with gears having orbital motion comprising bevel gears characterised by the pinion gears, e.g. their type or arrangement
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
The present invention discloses the double-deck planetary conical cone gear mechanism differential mechanism inside and outside one kind,Including left box body,Middle case and right case,Left box body is connected with input large conical gear,Differential mechanism is internally provided with the internal layer sun conical gear engaged transmission of two internal layer planetary conical cone gears and both sides,Internal layer planetary conical cone gear centre is equipped with a pair of of taper roll bearing and is placed on long axis peripheral surface,Internal layer sun conical gear is fixedly linked with sun gear shaft,Differential mechanism is internally provided with the outer layer sun conical gear engaged transmission of two outer layer planetary conical cone gears and both sides,Two outer layer planetary conical cone gears are connected with long axis respectively,The ring gear of outer layer sun conical gear and planetary cylindrical gear engaged transmission,The gear of planetary cylindrical gear and sun gear shaft engaged transmission,Planetary cylindrical geared end is connected with the bearing for being installed on planet carrier,Planet carrier is connected with output axle shaft.Compared with the prior art, the present invention have many advantages, such as stress equalization and reliable operation, it can be achieved that size reduce, structure it is compacter.
Description
Technical field
The present invention relates to automobile differential drive technology fields, more particularly to the double-deck planetary conical cone gear mechanism is poor inside and outside one kind
Fast device.
Background technology
In the prior art, differential mechanism is mainly used in automobile technical field, when automobile is turned, due to left side wheel
It is different with the rotating speed of right side wheels, it is less likely to occur because the rotating speed of both sides wheel is different to ensure automobile during vehicle turning
And the skidding occurred, therefore realize using differential mechanism the work of vehicle both sides wheel different rotating speeds.
The planetary conical cone gear differential mechanism of the prior art mainly by a pair of of planetary conical cone gear, a pair of of sun conical gear,
The parts such as planetary wheel carrier, differential carrier, axle shaft gear form, since structure is too simple, so that part-structure stress is not
The excessive fuel economy for influencing vehicle of balanced and volume, therefore structure optimization tool is carried out for planetary conical cone gear differential mechanism
It is significant.
Invention content
The main object of the present invention is to propose a kind of inside and outside double-deck planetary conical cone gear mechanism of stress equalization and reliable operation
Structure differential mechanism, it is intended to Optimal Structure Designing is carried out to the inside and outside double-deck planetary conical cone gear mechanism differential mechanism, with realize size reduce,
Structure is compacter and improves functional reliability.
To achieve the above object, the double-deck planetary conical cone gear mechanism differential mechanism inside and outside one kind proposed by the present invention, including according to
Secondary connected left box body, middle case and right case form inner space, the left box body and input large conical gear stationary phase
Even, differential mechanism be internally provided with two internal layer planetary conical cone gears disposed in parallel simultaneously in left inside layer sun conical gear and the right side
Layer sun conical gear engaged transmission, the internal layer planetary conical cone gear centre are equipped with a pair of of taper roll bearing and are placed on outside long axis
Circumferential surface, the left inside layer sun conical gear are fixedly linked with left center gear shaft, in the middle part of the right internal layer sun conical gear
Be fixedly linked with right sun gear shaft, be additionally provided with inside differential mechanism two outer layer planetary conical cone gears disposed in parallel simultaneously with a left side
Outer layer sun conical gear and right outer layer sun conical gear engaged transmission engaged transmission, the outer layer planetary conical cone gear, institute
It states left outside layer sun conical gear and the right outer layer sun conical gear is set to by the internal layer planetary conical cone gear, institute
On the outside of the structure for stating left inside layer sun conical gear and the right internal layer sun conical gear composition;Two outer layer planets
Conical gear is fixedly linked with the long axis respectively, ring gear and the left lateral star roller gear of the left outside layer sun conical gear
Engaged transmission, ring gear and the right lateral star roller gear engaged transmission of the right outer layer sun conical gear, the left lateral star circle
The gear engaged transmission of stud wheel and the left center gear shaft, the right lateral star roller gear and the right sun gear shaft
Gear engaged transmission, the left lateral star roller gear is protruding to be connected with the bearing for being installed on left lateral carrier, the right lateral star
Roller gear is protruding to be connected with the bearing for being installed on right lateral carrier, the left lateral carrier and the left output axle shaft stationary phase
Even, the right lateral carrier is fixedly linked with the right output axle shaft;The left center gear shaft, the right sun gear shaft and
The central axis of the long axis is vertical with the side of center bearing bracket respectively.
Preferably, the left box body and the input large conical gear are fixedly linked with screw, the left box body and described
Right case is positioned by positioning spigot and the middle case and is connected to form combination box, the left lateral by screw fastening respectively
Carrier is fixedly linked with the left output axle shaft with spline, and the right lateral carrier is with the right output axle shaft with spline stationary phase
Even.
Preferably, two internal layer planetary conical cone gears and the left inside layer sun conical gear and the right internal layer be too
Positive conical gear is arranged for rectangle;Two outer layer planetary conical cone gears and the left outside layer sun conical gear and the right side
Outer layer sun conical gear is arranged for rectangle.
Preferably, the left inside layer sun conical gear is connected with the left center gear shaft with flat key, the right internal layer
Sun conical gear is connected with the right sun gear shaft with flat key.
Preferably, it is supported by left support frame on the left of the left outside layer sun conical gear, the right outer layer sun circular cone tooth
The right side of wheel is supported by right support frame;The left support frame is connected by taper roll bearing with the left output axle shaft, described
Right support frame is connected by taper roll bearing with the right output axle shaft.
Preferably, the long axis is connected close to one end of the middle case, and there are two taper roll bearing, the cylindrical rollers
Bearing is installed within sleeve, and the sleeve passes through the shell of the middle case and limited and fixed with the middle case by end cap
It is connected;The long axis is connected close to the one end at differential mechanism center with taper roll bearing, which is installed on described
Inside center bearing bracket;The left center gear shaft is connected with taper roll bearing, the left side close to one end of the center bearing bracket
The sun gear shaft other end is connected with the taper roll bearing for being installed on left lateral carrier;The right sun gear shaft is in described
One end of cardiac skeleton is connected with taper roll bearing, and the right sun gear shaft other end and the circular cone for being installed on right lateral carrier roll
Sub- bearing is connected.
Preferably, the shape of the center bearing bracket is rectangular, and the side of the center bearing bracket is equipped with T font ribs.
Preferably, the quantity of the left lateral star roller gear and the right lateral star roller gear is whole more than or equal to 2
It counts, is uniformly distributed centered on the left lateral star roller gear and the right lateral star roller gear.
Preferably, the left output axle shaft and the right output axle shaft carry out peripheral surface sealing by felt.
Technical solution of the present invention has the following advantages compared with the prior art:
When the inside and outside double-deck planetary conical cone gear mechanism differential mechanism of technical solution of the present invention, large conical gear drive group is inputted
Body pivot is closed, combination box then can drive long axis and center bearing bracket to be rotated around the central axis of middle case.At this moment it installs
Outer layer planetary conical cone gear and internal layer planetary conical cone gear on long axis will start to revolve round the sun around the central axis of middle case.When
When left side rotating speed is identical as right side rotating speed, i.e., vehicle is walked in a linear fashion, and inside and outside bilayer planetary conical cone gear mechanism is poor
The structure of fast device left part is consistent with the structure stress of right part.At this point, internal layer planetary conical cone gear and outer layer planetary conical cone gear are only
There is revolution, without rotation.When left side rotating speed and right side rotating speed differ, inside and outside bilayer planetary conical cone gear mechanism differential mechanism
The structure of left part is different from the structure stress of right part.At this moment internal layer planetary conical cone gear and outer layer planetary conical cone gear are due to stress
Difference not only revolves round the sun around center, while also distinguishing rotation, and left outside layer sun conical gear and the right outer layer sun on right side is caused to be justified
The ring gear rotating speed of bevel gear is different, and correspondingly the left center gear shaft of the right and left is different with the rotating speed of right sun gear shaft,
And then differential output is formed between the epicyclic transmission mechanism of both sides, it realizes transmission power shunting, effectively mitigates the work of single gear
Pressure.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the internal structure schematic diagram of the double-deck planetary conical cone gear mechanism differential mechanism inside and outside the present invention;
Fig. 2 is sectional view at A-A in Fig. 1;
Fig. 3 is sectional view at B-B in Fig. 1;
Fig. 4 is sectional view at C-C in Fig. 2.
Drawing reference numeral explanation:
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific implementation mode
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 describes, it is clear that described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained without creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
If it is to be appreciated that related in the embodiment of the present invention directionality instruction (such as up, down, left, right, before and after ...),
Then directionality instruction be only used for explaining relative position relation under a certain particular pose (as shown in the picture) between each component,
Motion conditions etc., if the particular pose changes, directionality instruction also correspondingly changes correspondingly.
If in addition, relating to the description of " first ", " second " etc. in the embodiment of the present invention, it is somebody's turn to do " first ", " second " etc.
Description be used for description purposes only, be not understood to indicate or imply its relative importance or implicitly indicate indicated skill
The quantity of art feature." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one spy
Sign.In addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
It is enough realize based on, when the knot that conflicting or cannot achieve when will be understood that this technical solution occurs in the combination of technical solution
Conjunction is not present, also not the present invention claims protection domain within.
The present invention proposes the double-deck planetary conical cone gear mechanism differential mechanism inside and outside one kind.
Refer to Fig. 1 to Fig. 4, in embodiments of the present invention, it is inside and outside bilayer planetary conical cone gear mechanism differential mechanism include according to
Secondary connected left box body 13 ', middle case 2 and right case 13 form inner space, left box body 13 ' and input large conical gear 1
Be fixedly linked, differential mechanism be internally provided with two internal layer planetary conical cone gears disposed in parallel 5 simultaneously with left inside layer sun circular cone tooth
6 engaged transmission of wheel 6 ' and right internal layer sun conical gear, 5 center of internal layer planetary conical cone gear is equipped with a pair of of taper roll bearing set
In 3 peripheral surface of long axis being radially arranged along middle case 2, so that when long axis 3 drives outer layer planetary conical cone gear to be rotated,
Internal layer planetary conical cone gear 5 is without being affected.Left inside layer sun conical gear 6 ' and 10 ' stationary phase of left center gear shaft
Even, 6 middle part of right internal layer sun conical gear is fixedly linked with right sun gear shaft 10, so that left inside layer sun conical gear
6 ' turn with 10 ' common rotation of left center gear shaft and 6 middle part of right internal layer sun conical gear with right sun gear shaft 10 jointly
It is dynamic, be additionally provided with inside differential mechanism two outer layer planetary conical cone gears 4 disposed in parallel simultaneously with left outside layer sun conical gear 7 '
With 7 engaged transmission engaged transmission of right outer layer sun conical gear, outer layer planetary conical cone gear 4, left outside layer sun conical gear 7 '
And right outer layer sun conical gear 7 is set to by internal layer planetary conical cone gear 5, left inside layer sun conical gear 6 ' and the right side
On the outside of the structure of 6 composition of layer sun conical gear;Two outer layer planetary conical cone gears 4 are fixedly linked with long axis 3 respectively, to make
Obtaining long axis 3 drives outer layer planetary conical cone gear 4 to be rotated jointly, ring gear and the left lateral star of left outside layer sun conical gear 7 '
8 ' engaged transmission of roller gear, ring gear and 8 engaged transmission of right lateral star roller gear, the left lateral of right outer layer sun conical gear 7
The gear engaged transmission of star roller gear 8 ' and left center gear shaft 10 ', right lateral star roller gear 8 and right sun gear shaft 10
Gear engaged transmission, left lateral star roller gear 8 ' is protruding to be connected with bearing that is being installed on left lateral carrier 12 ', and the bearing is preferred
For deep groove ball bearing, and be fixed by bearing (ball) cover and circlip for shaft, right lateral star roller gear 8 it is protruding with
The bearing for being installed on right lateral carrier 12 is connected, which is preferably deep groove ball bearing, and passes through bearing (ball) cover and axis elasticity
Baffle ring is fixed, and left lateral carrier 12 ' is fixedly linked with left output axle shaft 11 ', and right lateral carrier 12 is fixed with right output axle shaft 12
It is connected;The central axis of left center gear shaft 10 ', right sun gear shaft 10 and long axis 3 side with center bearing bracket 14 respectively
Vertically.As shown in figure 4,14 both ends of center bearing bracket are connect using link 15 with middle case 2, link 15 positioning pin and raising middle flask
The positioning of body 2 is screwed connection again.It is connected with screw between center bearing bracket 14 and link 15, therefore exists determine between the two
Position relationship.
Preferably, left box body 13 ' and input large conical gear 1 are fixedly linked with screw, and left box body 13 ' and right case 13 divide
It is not positioned by positioning spigot and middle case 2 and combination box is connected to form by screw fastening, as shown in figure 3, the present embodiment
Left lateral carrier 12 ' be fixedly linked with spline with left output axle shaft 11 ', right lateral carrier 12 is fixed with right output axle shaft 11 with spline
It is connected.
Preferably, two internal layer planetary conical cone gears 5 and left inside layer sun conical gear 6 ' and right internal layer sun circular cone tooth
Wheel 6 is arranged for rectangle;Two outer layer planetary conical cone gears 4 and left outside layer sun conical gear 7 ' and right outer layer sun conical gear
7 are arranged for rectangle.
Preferably, left inside layer sun conical gear 6 ' is connected with left center gear shaft 10 ' with flat key, right internal layer sun circular cone
Gear 6 is connected with right sun gear shaft 10 with flat key.So that left inside layer sun conical gear 6 ' and left center gear shaft
10 ', right internal layer sun conical gear 6 and right sun gear shaft 10 synchronize rotated.
Preferably, 7 ' left side of left outside layer sun conical gear is supported by left support frame 9 ', right outer layer sun conical gear 7
Right side is supported by right support frame 9, to can guarantee left outside layer sun conical gear 7 ' and the positioning of right outer layer sun conical gear 7
Accuracy and ensure its normal work.Left support frame 9 ' is connected by taper roll bearing with left output axle shaft 11 ', right branch
Support 9 is connected by taper roll bearing with right output axle shaft 11.
Preferably, long axis 3 is connected close to one end of middle case 2, and there are two taper roll bearing, cylinder roller bearing peaces
Within sleeve, sleeve passes through the shell of middle case 2 and is limited and be fixedly linked with middle case 2 by end cap;Long axis 3 is close to poor
The one end at fast device center is connected with taper roll bearing, which is installed on inside center bearing bracket 14;Left center tooth
Wheel shaft 10 ' is connected with taper roll bearing close to one end of center bearing bracket 14, the 10 ' other end of left center gear shaft and is installed on a left side
The taper roll bearing of planet carrier 12 ' is connected;Right sun gear shaft 10 is connected with taper roller close to one end of center bearing bracket 14
Bearing, 10 other end of right sun gear shaft are connected with the taper roll bearing for being installed on right lateral carrier 12.By above-mentioned structure,
So that long axis 3, left center gear shaft 10 ' and right sun gear shaft 10 are after mounting, both ends are supported simultaneously, so that
It is more uniformly stressed.
Preferably, the shape of center bearing bracket 14 is rectangular, and the side of center bearing bracket 14 is equipped with T font ribs, to
Ensure that entire center bearing bracket 14 has good Anti-bending structure intensity.
Preferably, the quantity of left lateral star roller gear 8 ' and right lateral star roller gear 8 is the integer more than or equal to 2, left
It is uniformly distributed centered on planetary cylindrical gear 8 ' and right lateral star roller gear 8.
Preferably, left output axle shaft 11 ' and right output axle shaft 11 carry out peripheral surface sealing by felt.
Refer to Fig. 1 to Fig. 4, the operation principle of the inside and outside double-deck planetary conical cone gear mechanism differential mechanism of the embodiment of the present invention
For:
When the differential mechanism of the embodiment of the present invention is worked, input large conical gear 1 drives combination box rotation, combination
Babinet can then drive long axis 3 and center bearing bracket 14 to be rotated around the central axis of middle case.At this moment it is mounted on outer on long axis 3
Layer planetary conical cone gear 4 and internal layer planetary conical cone gear 5 will start to revolve round the sun around the central axis of middle case.
When left side rotating speed is identical as right side rotating speed, i.e., vehicle is walked in a linear fashion, inside and outside bilayer planetary conical cone
The structure of gear mechanism differential mechanism left part is consistent with the structure stress of right part.At this point, internal layer planetary conical cone gear 5 and outer layer planet
Conical gear 4 only revolves round the sun, without rotation.
When left side rotating speed and right side rotating speed differ, the structure of inside and outside bilayer planetary conical cone gear mechanism differential mechanism left part
It is different from the structure stress of right part.At this moment internal layer planetary conical cone gear 5 and outer layer planetary conical cone gear 4 are due to stress difference, no
It only revolves round the sun around center, while also distinguishing rotation, lead to the right outer layer sun circular cone tooth of left outside layer sun conical gear 7 ' and right side
The ring gear rotating speed of wheel 7 is different, and correspondingly the rotating speed of the left center gear shaft 10 ' of the right and left and right sun gear shaft 10 is not
Together, and then between the epicyclic transmission mechanism of both sides differential output is formed, transmission power shunting is realized, effectively mitigates the work of single gear
Make pressure.
When the inside and outside double-deck planetary conical cone gear mechanism differential mechanism of the embodiment of the present invention forms differential output, it can reduce single
The stress of gear realizes power dividing to extend service life of gear, and may be implemented to slow down.At the same time it can optimize zero
Part structure realizes compact-sized and reduction size.
The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the scope of the invention, every at this
Under the design of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/it is used in it indirectly
His relevant technical field is included in the scope of patent protection of the present invention.
Claims (9)
1. the double-deck planetary conical cone gear mechanism differential mechanism inside and outside one kind, which is characterized in that including left box body, the raising middle flask being sequentially connected
Body and right case form inner space, and the left box body is fixedly linked with input large conical gear, and differential mechanism is internally provided with two
A internal layer planetary conical cone gear disposed in parallel is engaged with left inside layer sun conical gear and right internal layer sun conical gear simultaneously
Transmission, the internal layer planetary conical cone gear centre are equipped with a pair of of taper roll bearing and are placed on long axis peripheral surface, and the left inside layer is too
Positive conical gear is fixedly linked with left center gear shaft, is fixed with right sun gear shaft in the middle part of the right internal layer sun conical gear
Be connected, be additionally provided with inside differential mechanism two outer layer planetary conical cone gears disposed in parallel simultaneously with left outside layer sun conical gear and
Right outer layer sun conical gear engaged transmission engaged transmission, the outer layer planetary conical cone gear, the left outside layer sun circular cone tooth
Wheel and the right outer layer sun conical gear are set to by the internal layer planetary conical cone gear, the left inside layer sun circular cone tooth
On the outside of the structure of wheel and the right internal layer sun conical gear composition;Two outer layer planetary conical cone gears respectively with it is described
Long axis is fixedly linked, ring gear and the left lateral star roller gear engaged transmission of the left outside layer sun conical gear, described right outer
The ring gear of layer sun conical gear and right lateral star roller gear engaged transmission, the left lateral star roller gear and the left center
The gear engaged transmission of gear shaft, the gear engaged transmission of the right lateral star roller gear and the right sun gear shaft are described
Left lateral star roller gear is protruding to be connected with the bearing for being installed on left lateral carrier, the right lateral star roller gear it is protruding with
Be installed on right lateral carrier bearing be connected, the left lateral carrier is fixedly linked with the left output axle shaft, the right lateral carrier and
The right output axle shaft is fixedly linked;The central shaft of the left center gear shaft, the right sun gear shaft and the long axis
Line is vertical with the side of center bearing bracket respectively.
2. planetary conical cone gear mechanism differential mechanism as described in claim 1 inside and outside double-deck, which is characterized in that the left box body and
The input large conical gear is fixedly linked with screw, the left box body and the right case respectively by positioning spigot with it is described
Middle case positions and is connected to form combination box by screw fastening, and the left lateral carrier is solid with spline with the left output axle shaft
Fixed to be connected, the right lateral carrier is fixedly linked with the right output axle shaft with spline.
3. the inside and outside double-deck planetary conical cone gear mechanism differential mechanism as described in claim 1, which is characterized in that two internal layers
Planetary conical cone gear is arranged with the left inside layer sun conical gear and the right internal layer sun conical gear for rectangle;Two institutes
Outer layer planetary conical cone gear is stated with the left outside layer sun conical gear and the right outer layer sun conical gear to be arranged for rectangle.
4. the inside and outside double-deck planetary conical cone gear mechanism differential mechanism as described in claim 1, which is characterized in that the left inside layer is too
Positive conical gear is connected with the left center gear shaft with flat key, the right internal layer sun conical gear and the right central gear
Axis is connected with flat key.
5. the inside and outside double-deck planetary conical cone gear mechanism differential mechanism as described in claim 1, which is characterized in that the left outside layer is too
It is supported by left support frame on the left of positive conical gear, the right side of the right outer layer sun conical gear is supported by right support frame;It is described
Left support frame is connected by taper roll bearing with the left output axle shaft, and the right support frame passes through taper roll bearing and institute
Right output axle shaft is stated to be connected.
6. the inside and outside double-deck planetary conical cone gear mechanism differential mechanism as described in claim 1, which is characterized in that the long axis is close
One end of the middle case is connected there are two taper roll bearing, which is installed within sleeve, the sleeve
Across the middle case shell and by end cap limit and be fixedly linked with the middle case;The long axis is close to differential mechanism center
One end be connected with taper roll bearing, which is installed on inside the center bearing bracket;The left center gear
Axis is connected with taper roll bearing close to one end of the center bearing bracket, the left center gear shaft other end and is installed on left lateral
The taper roll bearing of carrier is connected;The right sun gear shaft is connected with taper roller axis close to one end of the center bearing bracket
It holds, the right sun gear shaft other end is connected with the taper roll bearing for being installed on right lateral carrier.
7. the inside and outside double-deck planetary conical cone gear mechanism differential mechanism as described in claim 1, which is characterized in that the center bearing bracket
Shape it is rectangular, the side of the center bearing bracket is equipped with T font ribs.
8. the inside and outside double-deck planetary conical cone gear mechanism differential mechanism as described in claim 1, which is characterized in that the left lateral star circle
The quantity of stud wheel and the right lateral star roller gear is integer more than or equal to 2, the left lateral star roller gear and described
It is uniformly distributed centered on right lateral star roller gear.
9. the inside and outside double-deck planetary conical cone gear mechanism differential mechanism as described in claim 1, which is characterized in that the left output half
Axis and the right output axle shaft carry out peripheral surface sealing by felt.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810356403.8A CN108413003B (en) | 2018-04-19 | 2018-04-19 | Differential mechanism with inner-outer double-layer planetary bevel gear mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810356403.8A CN108413003B (en) | 2018-04-19 | 2018-04-19 | Differential mechanism with inner-outer double-layer planetary bevel gear mechanism |
Publications (2)
Publication Number | Publication Date |
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CN108413003A true CN108413003A (en) | 2018-08-17 |
CN108413003B CN108413003B (en) | 2020-10-09 |
Family
ID=63134281
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810356403.8A Expired - Fee Related CN108413003B (en) | 2018-04-19 | 2018-04-19 | Differential mechanism with inner-outer double-layer planetary bevel gear mechanism |
Country Status (1)
Country | Link |
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CN (1) | CN108413003B (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108644343A (en) * | 2018-06-19 | 2018-10-12 | 张金星 | One kind dividing torsion differential mechanism |
CN109538746A (en) * | 2019-02-16 | 2019-03-29 | 平阳县泰星传动机械有限公司 | A kind of double-output speed reducer |
CN112049915A (en) * | 2019-06-05 | 2020-12-08 | 哈尔滨工业大学 | Multi-shaft differential device |
CN113978243A (en) * | 2021-11-11 | 2022-01-28 | 北京吉利学院 | Multifunctional drive axle of car |
US20230035884A1 (en) * | 2020-01-14 | 2023-02-02 | The Gleason Works | Double differential reducer ultra-high reduction transmission |
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WO2022154320A1 (en) * | 2021-01-14 | 2022-07-21 | 장순길 | Planetary gear device |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB240451A (en) * | 1924-09-23 | 1926-07-29 | Oesterreichische Waffenfabriks | Driving mechanism for driving wheels, which are mounted on swinging axles |
JP2001141030A (en) * | 1999-11-15 | 2001-05-25 | Tadanobu Muto | Differential gear |
CN204704336U (en) * | 2015-05-21 | 2015-10-14 | 郭从刚 | A kind of planetary gear set formula stepless speed variator |
CN106555851A (en) * | 2015-09-25 | 2017-04-05 | 比亚迪股份有限公司 | Differential mechanism, power drive system and vehicle |
CN107477163A (en) * | 2017-09-27 | 2017-12-15 | 彭国洪 | Overcome imperfect three differential mechanism of institute |
CN208804191U (en) * | 2018-04-19 | 2019-04-30 | 广东机电职业技术学院 | The double-deck planetary conical cone gear mechanism differential mechanism inside and outside one kind |
-
2018
- 2018-04-19 CN CN201810356403.8A patent/CN108413003B/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB240451A (en) * | 1924-09-23 | 1926-07-29 | Oesterreichische Waffenfabriks | Driving mechanism for driving wheels, which are mounted on swinging axles |
JP2001141030A (en) * | 1999-11-15 | 2001-05-25 | Tadanobu Muto | Differential gear |
CN204704336U (en) * | 2015-05-21 | 2015-10-14 | 郭从刚 | A kind of planetary gear set formula stepless speed variator |
CN106555851A (en) * | 2015-09-25 | 2017-04-05 | 比亚迪股份有限公司 | Differential mechanism, power drive system and vehicle |
CN107477163A (en) * | 2017-09-27 | 2017-12-15 | 彭国洪 | Overcome imperfect three differential mechanism of institute |
CN208804191U (en) * | 2018-04-19 | 2019-04-30 | 广东机电职业技术学院 | The double-deck planetary conical cone gear mechanism differential mechanism inside and outside one kind |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108644343A (en) * | 2018-06-19 | 2018-10-12 | 张金星 | One kind dividing torsion differential mechanism |
CN109538746A (en) * | 2019-02-16 | 2019-03-29 | 平阳县泰星传动机械有限公司 | A kind of double-output speed reducer |
CN112049915A (en) * | 2019-06-05 | 2020-12-08 | 哈尔滨工业大学 | Multi-shaft differential device |
CN112049915B (en) * | 2019-06-05 | 2022-04-22 | 哈尔滨工业大学 | Multi-shaft differential device |
US20230035884A1 (en) * | 2020-01-14 | 2023-02-02 | The Gleason Works | Double differential reducer ultra-high reduction transmission |
US11821492B2 (en) * | 2020-01-14 | 2023-11-21 | The Gleason Works | Double differential reducer ultra-high reduction transmission |
CN113978243A (en) * | 2021-11-11 | 2022-01-28 | 北京吉利学院 | Multifunctional drive axle of car |
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