CN107477163A - Overcome imperfect three differential mechanism of institute - Google Patents
Overcome imperfect three differential mechanism of institute Download PDFInfo
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- CN107477163A CN107477163A CN201710893074.6A CN201710893074A CN107477163A CN 107477163 A CN107477163 A CN 107477163A CN 201710893074 A CN201710893074 A CN 201710893074A CN 107477163 A CN107477163 A CN 107477163A
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- 241000239290 Araneae Species 0.000 claims description 44
- 230000000694 effects Effects 0.000 claims description 6
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 2
- 230000003467 diminishing effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229920002545 silicone oil Polymers 0.000 description 2
- 241000237858 Gastropoda Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000009257 reactivity Effects 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
- F16H48/05—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
- F16H48/38—Constructional details
- F16H48/42—Constructional details characterised by features of the input shafts, e.g. mounting of drive gears thereon
-
- 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
- F16H2048/082—Differential gearings with gears having orbital motion comprising bevel gears characterised by the arrangement of output shafts
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
Abstract
The present invention is three differential mechanism, the technical scheme is that three open differentials are composed in series, middle differential mechanism does not have driven gear and pinion frame, the planetary axle of center differential is fixed, does not have planetary rotation function, therefore it is referred to as differential gear, can in time, exactly, without hysteresis, without deadlock phenomenon to wheel carry out limit cunning to the direct control mode of differential gear rotating speed, the shortcomings that overcoming prior art all.
Description
Technical field：
The present invention relates to differential for vehicles technical field, more particularly to a kind of Novel differential gear.
Background technology：
The shortcomings that open differential is not limit sliding function；ABS limited-slip differentials are to collect both sides car using electronics sensor
Wheel speed is poor, and when computer finds that speed discrepancy exceedes setting value, the brake work of ABS driving skidding wheels, shortcoming is to sacrifice speed
Spend for cost, easily failed under frequently working condition, reliability is not high；Torque sensing formula LSD is to use helical gear group,
Slippage effect is limited using the frictional force of left and right double groups, shortcoming is due to the auto-lock function engine of Worm Wheel System
Driving force can pass to wheel, and the inertia force of wheel can not pass to engine, it is impossible to using engine retard to vehicle speed
The effective brake of degree；Helical gear LSD is to reach speed limiting function using the function of planetary gear size speed reducing ratio, and shortcoming is to limit
The ratio for locking torsion slippage is smaller；Ball lock LSD is utilized when small ball moves in the groove of bending, is cut by groove
Disconnected roller starts start and plays the sliding effect of limit, and shortcoming is meeting deadlock differential mechanism, and in tempo turn, differential mechanism locking is
It is breakneck；Stickiness manifold type LSD be using silicone oil friction expanded by heating after, force clutch disc engagement come locking wheel it is poor,
Shortcoming is that the viscosity of silicone oil can produce the difference in performance according to temperature, therefore reactivity is worst at last；Mechanical LSD is left and right
Two clutch disc and pressing plate composition, shortcoming are to consume kinetic energy and sacrifice speed as cost；The shortcomings that torsional differential gear is snail
The high inner friction torque of worm and gear transmission, adds parts depreciation, unfavorable to service life.The present invention is three differential mechanism, three
Differential mechanism can overcome the shortcomings that above-mentioned all.
The content of the invention：
The present invention is three differential mechanism, is substantially composed in series by three open differentials, is divided into left difference according to position relationship
Fast device, center differential, right differential mechanism, wherein left differential mechanism is identical with open differential principle with right differential mechanism；It is middle
Differential mechanism has different aspects from open differential, is inputted without power, and center differential does not have driven gear and planetary gear
Frame, the planetary axle of center differential is fixed, therefore does not have planetary rotation function, but the gear has reflection differential
Function, therefore it is referred to as differential gear.The differential amount of three differential mechanism is can be accurate in real time on the amount of spin of differential gear
Really reflect, and to be planetary amount of spin reflect its differential amount to open differential, because planetary planet turns
Dynamic phenomenon causes directly to be controlled planetary rotating speed amount；The axle of differential gear of the present invention be it is fixed, therefore
The rotating speed of differential gear can directly be controlled, the maximum feature of the present invention and great advantage are in fixing tooth differential amount
Reflected on wheel；
To differential gear rotating speed carry out directly control be, on the axle of differential gear install centrifugal brake device or
Servo motor control device, the rotating speed of differential gear is limited within setting range.It is this to the direct of differential gear rotating speed
Control mode can carry out limit cunning in time, exactly, without hysteresis, without deadlock phenomenon to wheel, overcome above-mentioned institute
The shortcomings that having；
Servomotor is installed on the axle of differential gear, the rotating shaft of servomotor connects the axle of differential gear, and utilization is existing
The rotating of vehicle steering and rotation amount are converted into rotating and the rotation amount of voltage signal control servomotor by technology, from
And the torsion of left and right wheelses is controlled to distribute；
Centrifugal brake device is installed on the axle of differential gear, the axis connection centrifugal brake device of differential gear
Axle, when the rotating speed of differential gear exceedes setting value, centrifugal brake device can produce braking, when the rotating speed of differential gear is less than
During setting value, the braking action of centrifugal brake device stops；
The centrifugal brake device installed on differential gear axle can be replaced by the brake apparatus of other prior arts.
The technical scheme is that：The direction series connection group of semiaxis is pressed by left differential mechanism, center differential, right differential mechanism
Into wherein left differential mechanism, right differential mechanism are identical with open differential principle；Center differential does not have driven gear and planet
Tooth rest, the planetary axle of center differential are fixed, do not have planetary rotation function；The left dynamic input of differential mechanism,
The right dynamic input of differential mechanism, center differential do not have power input；The left sun wheel shaft of left differential mechanism is left half axle, right differential
The right sun wheel shaft of device is right axle shaft, and the right sun wheel shaft of left differential mechanism and the left sun wheel shaft of center differential are integrated, in
Between the right sun wheel shaft of differential mechanism be integrated with the left sun wheel shaft of right differential mechanism, the planetary gear shaft of center differential and centrifugation
The axle of formula brake apparatus is integrated, when the planetary gear shaft rotating speed of center differential reaches setting value, centrifugal brake device
The centrifugal action extrusion friction piece of weight block produces friction, the gear rotational speed of center differential is braked, when rotating speed is less than setting value
When, braking action stops；
Whenever vehicle is operationally likely to differential be present, and deadlock phenomenon is not present in three differential mechanism, not locked
In the case of power can be all passed to the wheel of non-slip side, this extremely outstanding feature will substitute in the world its
Its all differential mechanism.
Brief description of the drawings：
Fig. 1 is：Three differential design figure；
Fig. 2 is：In Fig. 1 in the range of rectangle A figure enlarged drawing；
The numeral in digitized representation figure in (), the title before digitized representation ()；Fixed pedestal (1), centrifugal braking dress
Put (2), left power input shaft (3), right power input shaft (4), left driving gear (5), right driving gear (6), left driven gear
(7), right driven gear (8), left lateral gear rack (9), right lateral gear rack (10), left planetary gear (11), right planetary gear
(12), left half axle gear (13), right axle shaft gear (14), left sun gear (15), revolver (16), right sun gear (17), right wheel
(18), spider gear one (19), spider gear two (20), differential wheel shaft (21), left half axle (22), right axle shaft (23), left power input
Gear (24), right power input gear (25), centrifugal brake device shell (26), fixed friction piece (27), rotary friction pad
(28), weight block (29), spring (30).
Two marks 7 are same left driven gears (7) in Fig. 1, the shape of left driven gear (7) and open differential from
The shape of moving gear is identical, and due to picture overlap problem, therefore the gear part is not drawn.Two marks 8 are same in Fig. 1
One right driven gear (8), the shape of right driven gear (8) is identical with the shape of open differential driven gear, due to drawing
Overlap problem, therefore the gear part is not drawn.
Embodiment：
The structure and operation principle of three differential mechanism are illustrated with reference to the accompanying drawings：
Left half axle gear (13) left sun gear (15) revolver (16) right wheel (18) right sun gear (17) right axle shaft gear (14)
It is that same line is arranged side by side to position by order from left to right, with shaft centre line, the axle of left half axle gear (13) is left half axle
(22), there are two left planetary gears (11) between left half axle gear (13) and left sun gear (15), left half axle gear (13) left side is too
Sun wheel (15) engages with two left planetary gears (11), and two left planetary gears (11) are connected with left lateral gear rack (9), two
The planetary rotation of left planetary gear (11) is driven by left lateral gear rack (9), left lateral gear rack (9) and left driven gear (7)
It is integrated, left driven gear (7) is engaged with left driving gear (5), and left driving gear (5) left power input shaft (3) left power is defeated
Enter gear (24) to be integrated, left power input gear (24) is engaged with right power input gear (25)；From the dynamic of engine transmission
Power drives left power input gear (24) by right power input shaft (4) right power input gear (25)；Again by left driving gear
(5) left driven gear (7) is driven, then two left planetary gears (11) are driven OK by left driven gear (7) left lateral gear rack (9)
Star rotates, and the planetary rotation of two left planetary gears (11) drives left half axle (22) to rotate again；Left sun gear (15) and revolver
(16) it is coaxial, there is spider gear one (19) spider gear two (20), revolver (16) right wheel (18) between revolver (16) and right wheel (18)
Engaged with spider gear one (19) spider gear two (20), the bearing of spider gear one (19) spider gear two (20) is integrally fixed at fixed pedestal
(1), spider gear one (19) spider gear two (20) does not do planetary rotation；Right sun gear (17) with right wheel (18) be it is coaxial, it is right too
Have two right planetary gears (12) between sun wheel (17) and right axle shaft gear (14), right sun gear (17) right axle shaft gear (14) and
Two right planetary gear (12) engagements, the axle of right axle shaft gear (14) is right axle shaft (23), two right planetary gears (12) and the right side
Pinion frame (10) is connected, and the planetary rotation of two right planetary gears (12) is driven by right lateral gear rack (10), right lateral star
Tooth rest (10) is integrated with right driven gear (8), and right driven gear (8) is engaged with right driving gear (6)；Driving force is by right
Power input shaft (4) right driving gear (6) drives right driven gear (8), then by right driven gear (8) right lateral gear rack (10)
Two right planetary gear (12) planetary rotations are driven, the planetary rotation of two right planetary gears (12) drives right axle shaft (23) to turn again
It is dynamic；
Spider gear two (20) is integrated with differential wheel shaft (21), and centrifugal brake device shell (26) is fixed on fixed pedestal
(1), the axle of differential wheel shaft (21) and centrifugal brake device (2) is integrated, the axle of centrifugal brake device (2) and spin friction
Piece (28) is fixed, is fixed with spring (30) one end, rotary friction pad (28) weight block when axle of centrifugal brake device (2) rotates
(29) spring (30) rotates, and when rotating speed exceedes setting value, weight block (29) centrifugal force squeezes two panels under the influence of centrifugal force
Rotary friction pad (28), cause rotary friction pad (28) to be contacted with fixed friction piece (27) and produce friction, rubbing action braking
The rotating speed of differential gear is no more than setting value；In range of set value, the centrifugal force of weight block (29), which diminishes, does not extrude two panels rotation
Turn friction plate (28), the braking action of centrifugal brake device (2) stops, therefore centrifugal brake device (2) is not present poor
The locked phenomenon of fast gear；
When linear running does not have differential, left sun gear (15) revolver (16) right sun gear (17) right wheel (18) spider gear one
(19) spider gear two (20) differential wheel shaft (21) is not rotated, and driving force, right power input shaft are inputted in right power input shaft (4)
(4) right power input gear (25) rotates in an anti-clockwise direction (vertical pivot：Looked down above figure and determine rotation direction, planet tooth
Wheel and transverse axis：Rotation direction is determined to the left from the right of figure, and clockwise direction as described below is all counterclockwise with this
Kind method determines), right power input gear (25) drives the left driving gear of left power input gear (24) (5) to turn clockwise
Dynamic, left driving gear (5) drives left driven gear (7) left lateral gear rack (9) rotationally clockwise, left lateral gear rack
(9) two left planetary gear (11) clockwise direction planetary rotations are driven, two left planetary gears (11) drive left half axle gear
(13) left half axle (22) is rotationally clockwise；Driving force, the right master of right power input shaft (4) are inputted in right power input shaft (4)
Moving gear (6) rotates in an anti-clockwise direction, and right driving gear (6) drives right driven gear (8) right lateral gear rack (10) clockwise
Direction rotates, and right lateral gear rack (10) drives two right planetary gear (12) clockwise direction planetary rotations, two right lateral stars
Gear (12) drives right axle shaft gear (14) right axle shaft (23) rotationally clockwise；
During left-hand bend, revolver resistance, which becomes, causes greatly left sun gear (15) revolver (16) rotationally clockwise, right wheel resistance
Diminishing causes right sun gear (17) right wheel (18) to rotate in an anti-clockwise direction, and left sun gear (15) causes two rotationally clockwise
Individual left planetary gear (11) rotational velocity is slack-off, and the rotational velocity of two left planetary gears (11) is slack-off to cause left half axle gear
(13) left half axle (22) rotating speed is slack-off, and the left wheel rotating speed of left half axle (22) driving is slack-off；The side counterclockwise of right sun gear (17)
Two right planetary gear (12) rotating speeds are caused to accelerate to rotation；The rotating speed of two right planetary gears (12) accelerates and causes right axle shaft tooth
Wheel (14) right axle shaft (23) rotating speed accelerates, and the right vehicle wheel rotational speed of right axle shaft (23) driving accelerates；Revolver (16) turns clockwise
Dynamic rotated in an anti-clockwise direction with right wheel (18) drives spider gear one (19) rotationally clockwise, and revolver (16) turns clockwise
Dynamic rotated in an anti-clockwise direction with right wheel (18) drives spider gear two (20) to rotate in an anti-clockwise direction；
During right-hand bend, right wheel resistance, which becomes, causes greatly right sun gear (17) right wheel (18) rotationally clockwise, revolver resistance
Diminishing causes left sun gear (15) revolver (16) to rotate in an anti-clockwise direction；Right sun gear (17) causes two rotationally clockwise
Individual right planetary gear (12) rotational velocity is slack-off, and the rotational velocity of two right planetary gears (12) is slack-off to cause right axle shaft gear
(14) right axle shaft (23) rotating speed is slack-off, and the right vehicle wheel rotational speed of right axle shaft (23) driving is slack-off；The side counterclockwise of left sun gear (15)
Two left planetary gear (11) rotating speeds are caused to accelerate to rotation, the rotating speed of two left planetary gears (11) accelerates and causes left half axle tooth
Wheel (13) left half axle (22) rotating speed accelerates, and the left wheel speed of left half axle (22) driving accelerates；Right wheel (18) turns clockwise
Dynamic rotated in an anti-clockwise direction with revolver (16) drives spider gear one (19) to rotate in an anti-clockwise direction, and right wheel (18) turns clockwise
Dynamic rotated in an anti-clockwise direction with revolver (16) drives spider gear two (20) rotationally clockwise；
When right power input shaft (4) is without input driving force, left driving gear (5) right driving gear (6) left driven tooth
Take turns the right power input of (7) right driven gear (8) left lateral gear rack (9) right lateral gear rack (10) left power input gear (24)
Gear (25) does not rotate；When driving right axle shaft (23) rotationally clockwise, right sun gear (17) right wheel (18) is counterclockwise
Rotate, rotationally clockwise, left half axle gear (13) left half axle (22) counterclockwise turns left sun gear (15) revolver (16)
It is dynamic；
When right power input shaft (4) is without input driving force, left driving gear (5) right driving gear (6) left driven tooth
Take turns the right power input of (7) right driven gear (8) left lateral gear rack (9) right lateral gear rack (10) left power input gear (24)
Gear (25) does not rotate；When driving right axle shaft (23) rotates in an anti-clockwise direction, right sun gear (17) right wheel (18) is clockwise
Rotate, left sun gear (15) revolver (16) rotates in an anti-clockwise direction, and left half axle gear (13) left half axle (22) turns clockwise
It is dynamic；
Left half axle (22) driving left wheel, left half axle gear (13) the clockwise direction faster rotational speed when left wheel skids,
Cause left sun gear (15) revolver (16) counter clockwise direction faster rotational speed, right sun gear (17) right wheel (18) clockwise direction rotating speed
Accelerate, therefore drive spider gear two (20) clockwise direction faster rotational speed, spider gear two (20) drives centrifugal brake device (2)
Faster rotational speed exceed setting value and braked, the effect of braking is left sun gear (15) revolver (16) right sun gear (17)
The rotating speed of (19) spider gear two (20) of right wheel (18) spider gear one is controlled within normal range (NR), at this time right power input shaft
(4) driving force of input is right by right driving gear (6) right driven gear (8) right lateral gear rack (10) right planetary gear (12)
Axle shaft gear (14) right axle shaft (23) drives right wheel；Particularly point out, three differential mechanism is right to revolver (16) using differential gear
The balancing brake of (18) is taken turns, different from the reverse dynamic braking rotated to semiaxis, balancing brake does not consume automobile kinetic energy, therefore inputs
Driving force to three differential mechanism is all exported to right wheel；
The right wheel of right axle shaft (23) driving, right axle shaft gear (14) the clockwise direction faster rotational speed when right wheel-slip,
Cause right sun gear (17) right wheel (18) counter clockwise direction faster rotational speed, left sun gear (15) revolver (16) clockwise direction rotating speed
Accelerate, therefore drive spider gear two (20) counter clockwise direction faster rotational speed, spider gear two (20) drives centrifugal brake device (2)
Faster rotational speed exceed setting value and braked, the effect of braking is left sun gear (15) revolver (16) right sun gear (17)
The rotating speed of (19) spider gear two (20) of right wheel (18) spider gear one is controlled within range of set value, at this time right power input shaft
(4) driving force of input passes through right power input gear (25) left power input gear (24) left driving gear (5) left driven tooth
Take turns (7) left lateral gear rack (9) left planetary gear (11) left half axle gear (13) left half axle (22) driving left wheel；Refer in particular to
Go out, three differential mechanism is the balancing brake to revolver (16) right wheel (18) using differential gear, reverse different from what is rotated to semiaxis
Dynamic braking, balancing brake do not consume automobile kinetic energy, therefore the driving force for inputing to three differential mechanism is all exported to left wheel.
Claims (2)
1. three differential mechanism, it is characterized in that：It is composed in series by left differential mechanism, center differential, right differential mechanism by the direction of semiaxis, its
Middle left differential mechanism, right differential mechanism are identical with open differential principle；Center differential does not have driven gear and planetary gear
Frame, the planetary axle of center differential are fixed, do not have planetary rotation function；The left dynamic input of differential mechanism, right difference
The fast dynamic input of device, center differential do not have power input；The left sun wheel shaft of left differential mechanism is left half axle, right differential mechanism
Right sun wheel shaft is right axle shaft, and the right sun wheel shaft of left differential mechanism and the left sun wheel shaft of center differential are integrated, middle poor
The right sun wheel shaft of fast device is integrated with the left sun wheel shaft of right differential mechanism, the planetary gear shaft of center differential and centrifugal system
The axle of dynamic device is integrated, when the planetary gear shaft rotating speed of center differential reaches setting value, centrifugal brake device weight
The centrifugal action extrusion friction piece of block produces friction, brakes the gear rotational speed of center differential, when rotating speed is less than setting value, system
Action stops；
Left half axle gear (13) left sun gear (15) revolver (16) right wheel (18) right sun gear (17) right axle shaft gear (14) press from
The order of left-to-right, with shaft centre line it is that same line is arranged side by side to position, the axle of left half axle gear (13) is left half axle (22),
There are two left planetary gears (11), left half axle gear (13) left sun gear between left half axle gear (13) and left sun gear (15)
(15) engaged with two left planetary gears (11), two left planetary gears (11) are connected with left lateral gear rack (9), two left lateral
The planetary rotation of star gear (11) is driven by left lateral gear rack (9), and left lateral gear rack (9) is one with left driven gear (7)
Body, left driven gear (7) are engaged with left driving gear (5), the left power input tooth of the left power input shaft of left driving gear (5) (3)
Wheel (24) is integrated, and left power input gear (24) is engaged with right power input gear (25)；Passed through from the power of engine transmission
Cross right power input shaft (4) right power input gear (25) and drive left power input gear (24)；Driven again by left driving gear (5)
Left driven gear (7) is moved, then drives two left planetary gear (11) planets to turn by left driven gear (7) left lateral gear rack (9)
Dynamic, the planetary rotation of two left planetary gears (11) drives left half axle (22) to rotate again；Left sun gear (15) is with revolver (16)
Coaxially, there are spider gear one (19) spider gear two (20), revolver (16) right wheel (18) and differential between revolver (16) and right wheel (18)
(19) spider gear two (20) engagement is taken turns, the bearing of spider gear one (19) spider gear two (20) is integrally fixed at fixed pedestal (1), poor
Speed one (19) spider gear two (20) of wheel does not do planetary rotation；Right sun gear (17) and right wheel (18) are coaxial, in right sun gear
(17) have two right planetary gears (12) between right axle shaft gear (14), right sun gear (17) right axle shaft gear (14) with two
Right planetary gear (12) engagement, the axle of right axle shaft gear (14) is right axle shaft (23), two right planetary gears (12) and right lateral star
Tooth rest (10) is connected, and the planetary rotation of two right planetary gears (12) is driven by right lateral gear rack (10), right planetary gear
Frame (10) is integrated with right driven gear (8), and right driven gear (8) is engaged with right driving gear (6)；Driving force passes through right power
Input shaft (4) right driving gear (6) drives right driven gear (8), then is driven by right driven gear (8) right lateral gear rack (10)
Two right planetary gear (12) planetary rotations, the planetary rotation of two right planetary gears (12) drive right axle shaft (23) to rotate again；
When linear running does not have differential, left sun gear (15) revolver (16) right sun gear (17) right wheel (18) one (19) of spider gear are poor
Speed two (20) differential wheel shafts (21) of wheel do not rotate, and input driving force in right power input shaft (4), right power input shaft (4) is right dynamic
Power input gear (25) rotates in an anti-clockwise direction (vertical pivot：Looked down above figure and determine rotation direction, planetary gear and horizontal stroke
Axle：Rotation direction is determined to the left from the right of figure, and clockwise direction as described below is all counterclockwise in this way
It is determined that), right power input gear (25) drives the left driving gear of left power input gear (24) (5) rotationally clockwise, left
Driving gear (5) drives left driven gear (7) left lateral gear rack (9) rotationally clockwise, and left lateral gear rack (9) drives
Two left planetary gear (11) clockwise direction planetary rotations, two left planetary gears (11) drive left half axle gear (13) left half
Axle (22) is rotationally clockwise；Driving force, the right driving gear of right power input shaft (4) (6) are inputted in right power input shaft (4)
Rotating in an anti-clockwise direction, right driving gear (6) drives right driven gear (8) right lateral gear rack (10) rotationally clockwise,
Right lateral gear rack (10) drives two right planetary gear (12) clockwise direction planetary rotations, two right planetary gear (12) bands
Dynamic right axle shaft gear (14) right axle shaft (23) is rotationally clockwise；
During left-hand bend, revolver resistance, which becomes, causes greatly left sun gear (15) revolver (16) rotationally clockwise, and right wheel resistance diminishes
Right sun gear (17) right wheel (18) is caused to rotate in an anti-clockwise direction, left sun gear (15) causes two left sides rotationally clockwise
Planetary gear (11) rotational velocity is slack-off, and the rotational velocity of two left planetary gears (11) is slack-off to cause left half axle gear (13) left
Semiaxis (22) rotating speed is slack-off, and the left wheel rotating speed of left half axle (22) driving is slack-off；Right sun gear (17) rotate in an anti-clockwise direction
Two right planetary gear (12) rotating speeds are caused to accelerate；The rotating speed of two right planetary gears (12) accelerates and causes right axle shaft gear (14)
Right axle shaft (23) rotating speed accelerates, and the right vehicle wheel rotational speed of right axle shaft (23) driving accelerates；Revolver (16) rotationally clockwise with the right side
Wheel (18) rotate in an anti-clockwise direction drive spider gear one (19) rotationally clockwise, revolver (16) rotationally clockwise with the right side
Wheel (18), which rotates in an anti-clockwise direction, drives spider gear two (20) to rotate in an anti-clockwise direction；
During right-hand bend, right wheel resistance, which becomes, causes greatly right sun gear (17) right wheel (18) rotationally clockwise, and revolver resistance diminishes
Left sun gear (15) revolver (16) is caused to rotate in an anti-clockwise direction；Right sun gear (17) causes two right sides rotationally clockwise
Planetary gear (12) rotational velocity is slack-off, and the rotational velocity of two right planetary gears (12) is slack-off to cause right axle shaft gear (14) right
Semiaxis (23) rotating speed is slack-off, and the right vehicle wheel rotational speed of right axle shaft (23) driving is slack-off；Left sun gear (15) rotate in an anti-clockwise direction
Two left planetary gear (11) rotating speeds are caused to accelerate, the rotating speed of two left planetary gears (11) accelerates and causes left half axle gear (13)
Left half axle (22) rotating speed accelerates, and the left wheel speed of left half axle (22) driving accelerates；Right wheel (18) rotationally clockwise with a left side
Wheel (16) rotate in an anti-clockwise direction drive spider gear one (19) rotate in an anti-clockwise direction, right wheel (18) rotationally clockwise with a left side
Wheel (16), which rotates in an anti-clockwise direction, drives spider gear two (20) rotationally clockwise；
When right power input shaft (4) is without input driving force, left driving gear (5) right driving gear (6) left driven gear (7)
The right power input gear of right driven gear (8) left lateral gear rack (9) right lateral gear rack (10) left power input gear (24)
(25) do not rotate；When driving right axle shaft (23) rotationally clockwise, right sun gear (17) right wheel (18) rotates in an anti-clockwise direction,
Rotationally clockwise, left half axle gear (13) left half axle (22) rotates in an anti-clockwise direction left sun gear (15) revolver (16)；
When right power input shaft (4) is without input driving force, left driving gear (5) right driving gear (6) left driven gear (7)
The right power input gear of right driven gear (8) left lateral gear rack (9) right lateral gear rack (10) left power input gear (24)
(25) do not rotate；Driving right axle shaft (23) is when rotating in an anti-clockwise direction, right sun gear (17) right wheel (18) rotationally clockwise,
Left sun gear (15) revolver (16) rotates in an anti-clockwise direction, and left half axle gear (13) left half axle (22) is rotationally clockwise；
Left half axle (22) drives left wheel, and when left wheel skids, left half axle gear (13) clockwise direction faster rotational speed, causes
Left sun gear (15) revolver (16) counter clockwise direction faster rotational speed, right sun gear (17) right wheel (18) clockwise direction rotating speed add
It hurry up, therefore drive spider gear two (20) clockwise direction faster rotational speed, spider gear two (20) drives centrifugal brake device (2)
Faster rotational speed exceedes setting value and braked, and the effect of braking is that left sun gear (15) revolver (16) right sun gear (17) is right
The rotating speed for taking turns (19) spider gear two (20) of (18) spider gear one is controlled within normal range (NR), at this time right power input shaft (4)
The driving force of input is by right driving gear (6) right driven gear (8) right lateral gear rack (10) right planetary gear (12) right half
Shaft gear (14) right axle shaft (23) drives right wheel；
Right axle shaft (23) drives right wheel, and when right wheel-slip, right axle shaft gear (14) clockwise direction faster rotational speed, causes
Right sun gear (17) right wheel (18) counter clockwise direction faster rotational speed, left sun gear (15) revolver (16) clockwise direction rotating speed add
It hurry up, therefore drive spider gear two (20) counter clockwise direction faster rotational speed, spider gear two (20) drives centrifugal brake device (2)
Faster rotational speed exceedes setting value and braked, and the effect of braking is that left sun gear (15) revolver (16) right sun gear (17) is right
The rotating speed for taking turns (19) spider gear two (20) of (18) spider gear one is controlled within range of set value, at this time right power input shaft
(4) driving force of input passes through right power input gear (25) left power input gear (24) left driving gear (5) left driven tooth
Take turns (7) left lateral gear rack (9) left planetary gear (11) left half axle gear (13) left half axle (22) driving left wheel.
2. centrifugal brake device as claimed in claim 1, it is characterized in that：Centrifugal brake device shell (26) is fixed on
Determine pedestal (1), the axle of differential wheel shaft (21) and centrifugal brake device (2) is integrated, the axle of centrifugal brake device (2) and rotation
Turn friction plate (28) to fix, fix with spring (30) one end, rotary friction pad (28) when the axle of centrifugal brake device (2) rotates
Weight block (29) spring (30) rotates, and when rotating speed exceedes setting value, weight block (29) centrifugal force squeezes under the influence of centrifugal force
Two panels rotary friction pad (28) is opened, causes rotary friction pad (28) to be contacted with fixed friction piece (27) and produces friction, friction is made
It is no more than setting value with the rotating speed of brake differential gear；In range of set value, the centrifugal force of weight block (29), which diminishes, not to be extruded
Two panels rotary friction pad (28), the braking action of centrifugal brake device (2) stop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710893074.6A CN107477163B (en) | 2017-09-27 | 2017-09-27 | Differential mechanism |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710893074.6A CN107477163B (en) | 2017-09-27 | 2017-09-27 | Differential mechanism |
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| CN107477163A true CN107477163A (en) | 2017-12-15 |
| CN107477163B CN107477163B (en) | 2019-11-15 |
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| CN201710893074.6A Expired - Fee Related CN107477163B (en) | 2017-09-27 | 2017-09-27 | Differential mechanism |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108413003A (en) * | 2018-04-19 | 2018-08-17 | 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 |
| CN109356990A (en) * | 2018-10-31 | 2019-02-19 | 韶关市广控机械传动技术有限公司 | A kind of differential assembly of Double-gear input |
| CN110094477A (en) * | 2019-06-03 | 2019-08-06 | 梁芳文 | A kind of two-sided basin angle tooth enhancing strength structure |
| CN110107671A (en) * | 2019-06-03 | 2019-08-09 | 梁芳文 | A kind of basin angle toothing of self-service enhancing power and intensity |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108413003A (en) * | 2018-04-19 | 2018-08-17 | 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 |
| CN109356990A (en) * | 2018-10-31 | 2019-02-19 | 韶关市广控机械传动技术有限公司 | A kind of differential assembly of Double-gear input |
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| CN110107671A (en) * | 2019-06-03 | 2019-08-09 | 梁芳文 | A kind of basin angle toothing of self-service enhancing power and intensity |
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| Publication number | Publication date |
|---|---|
| CN107477163B (en) | 2019-11-15 |
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Effective date of registration: 20191025 Address after: 317605 Hu Xin Village, Yuhuan Town, Yuhuan City, Zhejiang Applicant after: Taizhou Dianhuang Automotive Parts Co., Ltd. Address before: 422206 group 14 of Kuang Jia Pu village, Yang Gu depression, Longhui County, Shaoyang, Hunan Applicant before: Peng Guohong |
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Granted publication date: 20191115 Termination date: 20200927 |