CN203248637U - Double-planet bus bar type multi-clutch speed changing device - Google Patents
Double-planet bus bar type multi-clutch speed changing device Download PDFInfo
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- CN203248637U CN203248637U CN 201320228218 CN201320228218U CN203248637U CN 203248637 U CN203248637 U CN 203248637U CN 201320228218 CN201320228218 CN 201320228218 CN 201320228218 U CN201320228218 U CN 201320228218U CN 203248637 U CN203248637 U CN 203248637U
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Abstract
The utility model relates to a double-planet bus bar type multi-clutch speed changing device which can meet the multi-gear demand. The double-planet bus bar type multi-clutch speed changing device comprises a main input shaft, a main output shaft, a multi-plate clutch and a double-planet bus bar mechanism. The multi-plate clutch comprises an input end, at least two clutch output shafts and a clutch mechanism. A first planet bar of the double-planet bus bar mechanism comprises a first sun wheel input shaft and a first planet carrier input shaft, a second planet bar comprises a second gear ring input shaft, a second planet carrier and a first gear ring are in transmission connection coaxially, and a second sun wheel and the main output shaft are in transmission connection coaxially. The clutch output shafts comprise odd number gear clutch output shafts and even number gear clutch output shafts, odd number gear shifting gear sets are arranged between the odd number gear clutch output shafts and the first planet carrier input shaft, and even number gear shifting gear sets are arranged between the even number gear clutch output shafts and the second gear ring input shaft. A speed changing device body which is used for changing the rotating speed of the main input shaft to be more than two sorts of first sun wheel input shafts is arranged between the first sun wheel input shaft and the main input shaft.
Description
Technical field
The utility model relates to a kind of double planet wheel rows of mixing convergent current type multi-clutch speed change gear.
Background technique
At present speed changer technical development is rapid, double-clutch automatic gearbox particularly, and its technology is comparative maturity and because it has solved the problem that power transmission interrupts preferably, recently uses more and more.For example application number is 20082009555.6, notification number is disclosed a kind of double clutch five gear automatic speed variators of the Chinese patent of CN201265630Y, comprise that for the primary input axle that connects power source, double clutch, jack shaft and the main output shaft that is connected with primary input shaft drive double clutch comprises the input end, odd number shelves transmission shaft, the even number shelves transmission shaft that are connected with primary input axle coaxial transmission, reaches the clutch mechanism that is connected with odd number shelves transmission shaft or even number shelves transmission shaft driven for the selection input end.Be equipped with between the corresponding section of described odd number shelves transmission shaft and even number shelves transmission shaft and jack shaft corresponding strange, even number shelves gear train and corresponding very, even number shelves synchronizer, very, even number shelves gear train includes the free gear that on the corresponding axle of its transmitting torque empty set is rotated assembling, free gear that can be in paired odd number shelves gear train or the even number shelves gear train during corresponding synchronizer action and place axle another continuation maintenance empty set with transmitting torque that is connected.Because the corresponding odd number shelves of a clutch in the double clutch, the corresponding even number shelves of another clutch, when vehicle is hung into a gear, another clutch and corresponding next gear are in readiness by corresponding synchronizer, as long as separating, current gear just can engage at once next gear, therefore two clutch gearboxes select switching speed very fast, solved preferably the problem that power transmission interrupts.
Yet, although dual-clutch transmission of the prior art can solve the problem that power transmission interrupts preferably, but, gear complicated at applying working condition requires in the more situation, and existing dual-clutch transmission can't satisfy the demand for control in the above-mentioned situation.
The model utility content
The purpose of this utility model provides a kind of a kind of double planet wheel rows of mixing convergent current type multi-clutch speed change gear that can satisfy many gears demand.
The technical solution adopted in the utility model is: a kind of double planet wheel rows of mixing convergent current type multi-clutch speed change gear, comprise housing, the primary input axle for moment of torsion input, the main output shaft of output torque, and also comprise multi-clutch and the double planet wheel rows of mixing mechanism of confluxing; Described multi-clutch comprises input end, at least two the clutch output shafts that connect with primary input shaft drive and is used for the clutch mechanism of selecting corresponding clutch output shaft and its input end to be in transmission connection; The described double planet wheel rows of mixing mechanism of confluxing comprises the first planet row and the second planet row, the first sun gear is drawn together in described the first planet package, the first row star-wheel, the first gear ring and the first planet carrier, also comprise the first sun gear input shaft to the first sun gear input torque, the first planet carrier input shaft to the first planet carrier input torque, described the second planet row comprises the second sun gear, the second planet wheel, the second gear ring and the second planet carrier, also comprise the second gear ring input shaft to the second gear ring input torque, described the second planet carrier is that coaxial transmission is connected with described the first gear ring, and described the second sun gear is connected with described main output shaft coaxial transmission; Described clutch output shaft comprises odd number shelves clutch output shaft and even number shelves clutch output shaft, the odd number shelves that are provided with for the between transmitting torque between described odd number shelves clutch output shaft and described the first planet carrier input shaft select the change gear group, and the even number shelves that are provided with for the between transmitting torque between described even number shelves clutch output shaft and described the second gear ring input shaft select the change gear group; Be provided with between described the first sun gear input shaft and the described primary input axle for the rotating speed with the primary input axle and change over two or more and export to the first sun gear input shaft speed change gear of the first sun gear input shaft.
Described the first sun gear input shaft speed change gear comprises the second multi-clutch and the second double planet wheel rows of mixing mechanism of confluxing; Described the second multi-clutch comprises input end, at least two the second clutch output shafts that connect with primary input shaft drive and is used for the clutch mechanism of selecting corresponding clutch output shaft and its input end to be in transmission connection; Described the second double planet wheel rows of mixing mechanism of confluxing comprises front planet row and rear planet row, front sun gear is drawn together in described front planet package, front planet wheel, front ring gear and front planet carrier, also comprise the forward front sun gear input shaft of sun gear input torque, the front planet carrier input shaft of planet carrier input torque forward, described rear planet row comprises rear sun gear, rear planet wheel, rear gear ring and rear planet carrier, also comprise the backward rear gear ring input shaft of gear ring input torque, described rear planet carrier is that coaxial transmission is connected with described front ring gear, and described rear sun gear is connected with described main output shaft coaxial transmission; Described the second clutch output shaft comprises the second odd number shelves clutch output shaft and the second even number shelves clutch output shaft, the the second odd number shelves that are provided with for the between transmitting torque between described the second odd number shelves clutch output shaft and the described front planet carrier input shaft select the change gear group, the the second even number shelves that are provided with for the between transmitting torque between described the second even number shelves clutch output shaft and the described rear gear ring input shaft select the change gear group, and the front sun gear input shaft that is provided with for the between transmitting torque between described front sun gear input shaft and the described primary input axle selects the change gear group.
It all is the gear trains that only comprise the fixed axis gear of a pair of intermeshing transmission that described odd number shelves select change gear group and even number shelves to select the change gear group.
Be respectively equipped with the break of the axle of correspondence being braked under corresponding control mechanism control on described the first planet carrier input shaft and on the second gear ring input shaft.
Be respectively equipped with the break of the axle of correspondence being braked under corresponding control mechanism control on the described front planet carrier input shaft and on the rear gear ring input shaft.
It all is the gear trains that only comprise the fixed axis gear of a pair of intermeshing transmission that described the second odd number shelves select change gear group, the second even number shelves to select change gear group and front sun gear input shaft to select the change gear group.
Described primary input axle, multi-clutch, the second multi-clutch are to be arranged in order along same straight line, described multi-clutch is provided with the moment of torsion coupling shaft of directly exporting for the moment of torsion of primary input axle, and the input end of described the second multi-clutch is to be in transmission connection by coupling and described moment of torsion coupling shaft.
Double planet wheel rows of mixing convergent current type multi-clutch speed change gear is provided with for each described clutch mechanism of control and the clutch brake operating mechanism of each described break by the action of setting rule.
Described clutch output shaft also comprises for the load output shaft to the load utensil transferring power of correspondence.
Double planet wheel rows of mixing convergent current type multi-clutch speed change gear comprises corresponding described primary input axle, main output shaft, the first sun gear input shaft, front sun gear input shaft, each clutch output shaft, each planet carrier input shaft, the speed probe for detection of the rotating speed of each root axle that each gear ring input shaft and load output shaft arrange, also comprise be used to the rotary speed information that obtains described speed probe and according to rotary speed information and control the electronic control unit that described clutch brake operating mechanism moves, the signal output part of speed probe is connected with the signal input part of electronic control unit, electronic control unit and described clutch brake operating mechanism control connection.
Adopt technique scheme of the present utility model, select the change gear group by multi-clutch, corresponding odd number shelves, the first planet carrier input shaft can obtain x kind rotating speed, and namely the first sun gear can obtain x kind rotating speed.Select the change gear group by multi-clutch, corresponding even number shelves, the first gear ring input shaft can obtain y kind rotating speed, and namely the first gear ring can obtain y kind rotating speed.By the first sun gear input shaft speed change gear, the first sun gear input shaft can obtain two or more rotating speeds, namely the second sun gear can obtain two or more rotating speeds, therefore, backward the first gear ring and the second planet carrier output of confluxing of the rotating speed of the first sun gear and the first planet carrier, the rotating speed of the second planet carrier again with backward the second sun gear output of confluxing of the rotating speed of the second gear ring, the second sun gear can be realized 2 * x * y kind rotating speed, namely, main output shaft can be realized 2 * x * y kind rotating speed, gear is many, and the gear wide ranges can satisfy the various working conditions of tractor to the requirement of speed.
Description of drawings
Fig. 1 a: embodiment's of a kind of double planet wheel rows of mixing convergent current type of the utility model multi-clutch speed change gear drive mechanism schematic diagram.
The name of each reference character is called among the figure: the 1-motor, 2-primary input axle, the 3-speed probe, the 4-housing, 5-the second III shelves driving gear, 6-the second even number shelves output shaft, 7-the second II shelves driving gear, 8-the second odd number shelves output shaft, 9-the second I shelves driving gear, 10-the second even number shelves clutch, 11-the second odd number shelves clutch, the 12-coupling, 13-load output shaft, 14-the first odd number shelves clutch, 15-the first even number shelves clutch, 16-the first odd number shelves output shaft, 17-the first I shelves driving gear, 18-the first II shelves driving gear, 19-the first even number shelves output shaft, 20-the second gear ring input shaft, 21-the first II shelves driven gear, 22-the first planet carrier input shaft break, 23-the second gear ring input shaft break, 24-the first planet carrier, 25-the first gear ring, 26-the second gear ring, 27-the second planet carrier, 28-the second planet wheel, 29-the second sun gear, 30-main output shaft, 31-the first sun gear, 32-the first row star-wheel, 33-the first planet carrier input shaft, 34-the first I shelves driven gear, 35-the first sun gear input shaft, 36-clutch brake operating-controlling mechanism, planet carrier behind the 37-, planet wheel behind the 38-, 39-rear sun gear, gear ring behind the 40-, planet carrier before the planet wheel before the 41-front ring gear, 42-, 43-, gear ring input shaft behind the 44-, 45-the second I shelves driven gear, planet carrier input shaft before 46-the second II shelves driven gear, 47-, 48-the second III shelves driven gear, planet carrier input shaft break before the sun gear input shaft before the 49-, 50-, gear ring input shaft break behind the 51-, sun gear before the 52-, the 53-electronic control unit.
Embodiment
An embodiment of the present utility model as shown in Figure 1, it is the double planet wheel rows of mixing convergent current type multi-clutch speed change gear that uses in a kind of tractor, comprise housing 4, the primary input axle 2 that is in transmission connection with the output shaft fixed connection of motor 1, the main output shaft 30 that is used for output torque outside speed change gear, the first multi-clutch, the first sun gear input shaft 35, the second multi-clutch, front sun gear input shaft 49 and two double planet wheel rows of mixing mechanism of confluxing also comprises the clutch brake operating mechanism by correspondence, the speed change gear control system that speed probe 3 and electronic control unit 53 etc. consist of.
Described the first multi-clutch, the second multi-clutch include for the input end of power input, at least two clutch output shafts and are used for the clutch mechanism that one of them clutch output shaft of selection is in transmission connection with corresponding being connected of input end of corresponding multi-clutch.In the present embodiment, the input end of the first multi-clutch is to be in transmission connection with primary input axle 2 coaxial being connected, and be provided with the moment of torsion coupling shaft that is directly passed to the input end of the second multi-clutch for the moment of torsion with primary input axle 2, to be connected by coupling 12 to be in transmission connection between the input end of described moment of torsion coupling shaft and the second multi-clutch, described primary input axle 2, the first multi-clutch, the second multi-clutch are to be arranged in order along same straight line, so that processing and satisfy the installation precision requirement.
Each input end, corresponding clutch output shaft and clutch mechanism are equivalent to a clutch, the first multi-clutch comprises the first odd number shelves clutch 14, the first even number shelves clutch 15 and load output clutch, two corresponding clutch output shafts are the first odd number shelves output shaft 16, the first even number shelves output shaft 19 and are used for to the load output shaft 13 of the load utensil transferring power of correspondence that wherein the first odd number shelves output shaft 16, the first even number shelves output shaft 19 all are axle sleeve forms of coaxial setting.The second multi-clutch comprises the second odd number shelves clutch 11, the second even number shelves clutch 10, its input end is to be made of a solid shaft, this solid shaft is in transmission connection with primary input axle 2 coaxial being connected, two corresponding clutch output shafts are the second odd number shelves output shaft 8, the second even number shelves output shaft 6, and wherein the second odd number shelves output shaft 8, the second even number shelves output shaft 6 all are the axle sleeve forms with the coaxial setting of above-mentioned solid shaft.
During use, the first multi-clutch, the second multi-clutch all with corresponding clutch brake operating mechanism control connection, described clutch brake operating mechanism and electronic control unit 53 control connections, wherein electronic control unit 53 is ECU, it is the conventional means that related domain is used for the action of solenoidoperated cluthes break operating mechanism, concrete structure corresponding in the present embodiment is that those skilled in the art can realize, repeats no more herein.Optionally one of them with the first odd number shelves output shaft 16, the first even number shelves output shaft 19 of the input end of the first multi-clutch is connected at synchronization according to the rule of setting, and optionally one of them with the second odd number shelves output shaft 8, the second even number shelves output shaft 6 of the input end of the second multi-clutch is connected at synchronization according to the rule of setting, can make the transmission of power of motor 1 arrive the output shaft of correspondence.The action of the first multi-clutch, the second multi-clutch is independent of each other.
It is the first double planet wheel rows of mixing mechanism of confluxing that two described double planet wheel rows of mixing conflux corresponding with described the first multi-clutch in the mechanism, comprise the first planet row and the second planet row, the first sun gear 31, the first row star-wheel 32, the first planet carrier 24 and the first gear ring 25 are drawn together in described the first planet package, and described the second planet row comprises the second sun gear 29, the second planet wheel 28, the second planet carrier 27 and the second gear ring 26.The first sun gear 31 and described the first sun gear input shaft 35 are coaxial being connected and being in transmission connection, be connected on described the first planet carrier 24 and be connected with the first planet carrier input shaft 33 with the 35 coaxial settings of the first sun gear input shaft, the first gear ring 25 of the second planet carrier 27 and described the first planet row is to be connected and to be in transmission connection, be connected on described the second gear ring 26 and be connected with the second gear ring input shaft 20 with the coaxial setting of the first sun gear input shaft, the second sun gear 29 is used for the first planet row is passed to the output of confluxing of the rotating speed of the second planet carrier 27 and rotating speed that the second gear ring input shaft 20 passes to the second gear ring 26, and described the second sun gear 29 is to be in transmission connection with main output shaft 30 coaxial being connected.
The odd number shelves that are provided with for the between transmitting torque between described the first odd number shelves clutch output shaft and described the first planet carrier input shaft 33 select the change gear group, and the even number shelves that are provided with for the between transmitting torque between described the first even number shelves clutch output shaft and described the second gear ring input shaft 20 select the change gear group.In the present embodiment, it all is the gear trains that only comprise the fixed axis gear of one group of intermeshing transmission that described odd number shelves select change gear group and even number shelves to select the change gear group, respectively the first I shelves driving gear 17, the first I shelves driven gear 34 and the first II shelves driving gear 18, the first II shelves driven gear 21.Be respectively equipped with the break of the axle of correspondence being braked under corresponding control mechanism control on described the first planet carrier input shaft 33 and on the second gear ring input shaft 20, be respectively the first planet carrier input shaft break 22 and the second gear ring input shaft break 23.
It is the second double planet wheel rows of mixing mechanism of confluxing that two described double planet wheel rows of mixing conflux corresponding with described the second multi-clutch in the mechanism, comprise front planet row and rear planet row, front sun gear 52, front planet wheel 42, front planet carrier 43 and front ring gear 41 are drawn together in described front planet package, and described rear planet row comprises rear sun gear 39, rear planet wheel 38, rear planet carrier 37 and rear gear ring 40.Described front sun gear 52 is to be in transmission connection with described front sun gear input shaft 49 coaxial being connected, be connected on the described front planet carrier 43 and be connected with front planet carrier input shaft 47 with front sun gear input shaft 49 coaxial settings, described rear planet carrier 37 is that the front ring gear 41 with described front planet row is in transmission connection, be connected on the described rear gear ring 40 and be connected with rear gear ring input shaft 44 with front sun gear input shaft 49 coaxial settings, described rear sun gear 39 is used for front planet row is passed to the output of confluxing of the rotating speed of rear planet carrier 37 and rotating speed that rear gear ring input shaft 44 passes to rear gear ring 40, and described rear sun gear 39 and described front sun gear input shaft 49 are coaxial being connected and being in transmission connection.
The the second odd number shelves that are provided with for the between transmitting torque between described the second odd number shelves clutch output shaft and the described front planet carrier input shaft 47 select the change gear group, the the second even number shelves that are provided with for the between transmitting torque between described the second even number shelves clutch output shaft and the described rear gear ring input shaft 44 select the change gear group, and the front sun gear input shaft 49 that is provided with for the between transmitting torque between described front sun gear input shaft 49 and the described primary input axle 2 selects the change gear group.In the present embodiment, it all is the gear trains that only comprise the fixed axis gear of a pair of intermeshing transmission that described the second odd number shelves select change gear group, the second even number shelves to select change gear group and front sun gear input shaft 49 to select the change gear group, difference the second I shelves driving gear 9, the second I shelves driven gear 45, the second II shelves driving gear 7, the second II shelves driven gear 46, and the second III shelves driving gear 5, the second III shelves driven gear 48.Be respectively equipped with the break of the axle of correspondence being braked under corresponding control mechanism control on the described front planet carrier input shaft 47 and on the rear gear ring input shaft 44, be respectively front planet carrier input shaft 47 and rear gear ring input shaft break 51.
Select the change gear group by the first multi-clutch, corresponding odd number shelves, the first planet carrier input shaft 33 can obtain a kind of rotating speed, the first planet carrier input shaft 33 rotating speeds are zero when adding 22 braking of the first planet carrier input shaft break, the first planet carrier input shaft 33 has 2 kinds of rotating speeds, and namely the first sun gear 31 has 2 kinds of rotating speeds.Select the change gear group by the first multi-clutch, corresponding even number shelves, the first gear ring 25 input shafts can obtain a kind of rotating speed, its rotating speed is zero when adding the braking of the first gear ring 25 input shaft breaks, and the first gear ring 25 input shafts have 2 kinds of rotating speeds, and namely the first gear ring 25 has 2 kinds of rotating speeds.
The second odd number gear shift gear train by the second multi-clutch, correspondence, front planet carrier input shaft 47 can obtain a kind of rotating speed, its rotating speed is zero when adding front planet carrier input shaft break 50 braking, and front planet carrier input shaft 47 has 2 kinds of rotating speeds, and namely front planet carrier 43 has 2 kinds of rotating speeds.The second even number gear shift gear train by the second multi-clutch, correspondence, rear gear ring input shaft 44 can obtain a kind of rotating speed, its rotating speed is zero when adding rear gear ring input shaft break 51 braking, rear gear ring input shaft 44 has 2 kinds of rotating speeds, gear ring 40 has 2 kinds of rotating speeds namely, also namely the first sun gear input shaft 35 has 2 * 2 kinds of rotating speeds, and the first sun gear 31 has 2 * 2 kinds of rotating speeds.Therefore, the rotating speed of the first sun gear 31 and the first planet carrier 24 conflux backward the first gear ring 25 and the output of the second planet carrier 27, the rotating speed of the second planet carrier 27 again with backward the second sun gear 29 outputs of confluxing of the rotating speed of the second gear ring 26, the second sun gear 29 can be realized 2 * 2 * 2 * 2=16 kind rotating speed, that is, main output shaft 30 can be realized 2 * 2 * 2 * 2=16 kind rotating speed, gear output is easy to realize, gear is many, and the gear wide ranges can satisfy the various working conditions of tractor to the requirement of speed.
Hereinafter specifically tell about state and the power transmission line of each parts in the computational methods of velocity ratio and the concrete a certain situation.
If the rotating speed of rear gear ring input shaft 44 is n
1, the rotating speed of front planet carrier input shaft 47 is n
2, the rotating speed of front sun gear input shaft 49 is n
3The rotating speed of the first sun gear input shaft 35 is n, and the rotating speed of front ring gear 41 is n
Q1, when planet row confluxed before the second double planet wheel rows of mixing confluxed in the mechanism, satisfy characteristic equation, then have:
n
3+α
1n
q1＝(1+α
1)n
2
So:
Also satisfy characteristic equation when rear planet row confluxes, then have:
n+α
2n
1＝(1+α
2)n
q1
So output speed is:
In the formula, α
1Be planet row special parameter before the front double planet wheel rows of mixing, α
2Be planet row special parameter behind the front double planet wheel rows of mixing.
If the rotating speed of the first planet carrier input shaft 33 is n
4, the rotating speed of the second gear ring input shaft 20 is n
5, the rotating speed of the second sun gear 29 is n
t, the rotating speed of the first gear ring 25 is n
Q2, when planet row confluxed before the first double planet wheel rows of mixing confluxed in the mechanism, satisfy characteristic equation, then have:
n+α
3n
q2＝(1+α
3)n
4
So:
Also satisfy characteristic equation when rear planet row confluxes, then have:
n
t+α
4n
5＝(1+α
4)n
q2
So the output speed of the second sun gear 29 is:
In the formula, α
3Be planet row special parameter before the rear double planet wheel rows of mixing, α
4Be planet row special parameter behind the rear double planet wheel rows of mixing.
If the second I that the second multi-clutch is corresponding, II, III shelves velocity ratio are respectively i
1, i
2, i
3, the first I that the first multi-clutch is corresponding, II shelves velocity ratio are respectively i
4, i
5, primary input axle 2 rotating speeds are n
0
N then
1Two kinds of value: n are arranged
1=0,
n
2Two kinds of value: n are arranged
2=0,
n
3A kind of value is arranged:
n
4Two kinds of value: n are arranged
4=0,
n
5Two kinds of value: n are arranged
5=0,
With n
1, n
2, n
3, n
4, n
5Different value substitution equations can try to achieve the output shaft rotating speed, and then can try to achieve velocity ratio.
When: n
1=0 o'clock, the second odd number shelves clutch 11 separated, rear gear ring input shaft break 51 work; When
The time, 11 combinations of the second odd number shelves clutch, rear gear ring input shaft break 51 is not worked.The value of all the other rotating speeds and the state of clutch brake and n
1Similar, no longer specifically narration.Certainly, more than respectively to select the velocity ratio of change gear group be specifically to determine according to actual speed change demand, be that those skilled in the art realize easily, concrete velocity ratio is no longer given an example herein.
The speed probe 3 for detection of the rotating speed of each root axle that double planet wheel rows of mixing convergent current type multi-clutch speed change gear comprises also that corresponding described primary input axle 2, main output shaft 30, the first sun gear input shaft, front sun gear input shaft 49, each clutch output shaft, each planet carrier input shaft, each gear ring input shaft and load output shaft 13 arrange, electronic control unit 53 can obtain the rotary speed information of each speed probe 3.During work, clutch brake operating mechanism and electronic control unit 53 control connections, electronic control unit 53 carries out Discern and judge according to the running state of 3 pairs of speed changers of each rotating speed speed probe, and according to the process of power shift of setting, when the needs gear-change operation, control each clutch and the action of each break by the clutch brake operating mechanism, realize automatic speed changing.
In above-described embodiment, the rotating speed with primary input axle 2 of being used for that arranges between described the first sun gear input shaft and the described primary input axle 2 changes over two or more and what export to that the first sun gear input shaft speed change gear of the first sun gear input shaft adopts is the speed change gear of multi-clutch structure and the second corresponding double planet wheel rows of mixing mechanism of confluxing, in other embodiments of the present utility model, this the first sun gear input shaft speed change gear also can replace to other forms, for example the form of stepless speed variator.In addition, respectively select the quantity of change gear group middle gear group also can be set to other quantity in above-described embodiment, for example more than two or three, corresponding synchronizer can be set this moment and be used for the selector device that selects of control synchro action, to adapt to the gear demand of varying number.This employing synchronizer is the conventional techniques means of related domain with selecting selector device, and the mechanism that for example puts down in writing in the technology of Beijing no longer specifies herein.And the load output clutch that is wholely set with the first multi-clutch in above-described embodiment also is nonessential structure, can save in other embodiments or clutch is set separately and primary input axle 2 is in transmission connection.Each break in above-described embodiment also is nonessential structure, can save in other embodiments, perhaps replace to other forms, for example, between the axle of correspondence and speed change gear housing 4, synchronizer is set, rely on synchronizer that axle is relative fixing with housing 4, can realize equally braking and braking releasing.
Claims (10)
1. double planet wheel rows of mixing convergent current type multi-clutch speed change gear comprises housing, the primary input axle for the moment of torsion input, the main output shaft of output torque, it is characterized in that: also comprise multi-clutch and the double planet wheel rows of mixing mechanism of confluxing; Described multi-clutch comprises input end, at least two the clutch output shafts that connect with primary input shaft drive and is used for the clutch mechanism of selecting corresponding clutch output shaft and its input end to be in transmission connection; The described double planet wheel rows of mixing mechanism of confluxing comprises the first planet row and the second planet row, the first sun gear is drawn together in described the first planet package, the first row star-wheel, the first gear ring and the first planet carrier, also comprise the first sun gear input shaft to the first sun gear input torque, the first planet carrier input shaft to the first planet carrier input torque, described the second planet row comprises the second sun gear, the second planet wheel, the second gear ring and the second planet carrier, also comprise the second gear ring input shaft to the second gear ring input torque, described the second planet carrier is that coaxial transmission is connected with described the first gear ring, and described the second sun gear is connected with described main output shaft coaxial transmission; Described clutch output shaft comprises odd number shelves clutch output shaft and even number shelves clutch output shaft, the odd number shelves that are provided with for the between transmitting torque between described odd number shelves clutch output shaft and described the first planet carrier input shaft select the change gear group, and the even number shelves that are provided with for the between transmitting torque between described even number shelves clutch output shaft and described the second gear ring input shaft select the change gear group; Be provided with between described the first sun gear input shaft and the described primary input axle for the rotating speed with the primary input axle and change over two or more and export to the first sun gear input shaft speed change gear of the first sun gear input shaft.
2. a kind of double planet wheel rows of mixing convergent current type multi-clutch speed change gear according to claim 1 is characterized in that: described the first sun gear input shaft speed change gear comprises the second multi-clutch and the second double planet wheel rows of mixing mechanism of confluxing; Described the second multi-clutch comprises input end, at least two the second clutch output shafts that connect with primary input shaft drive and is used for the clutch mechanism of selecting corresponding clutch output shaft and its input end to be in transmission connection; Described the second double planet wheel rows of mixing mechanism of confluxing comprises front planet row and rear planet row, front sun gear is drawn together in described front planet package, front planet wheel, front ring gear and front planet carrier, also comprise the forward front sun gear input shaft of sun gear input torque, the front planet carrier input shaft of planet carrier input torque forward, described rear planet row comprises rear sun gear, rear planet wheel, rear gear ring and rear planet carrier, also comprise the backward rear gear ring input shaft of gear ring input torque, described rear planet carrier is that coaxial transmission is connected with described front ring gear, and described rear sun gear is connected with described main output shaft coaxial transmission; Described the second clutch output shaft comprises the second odd number shelves clutch output shaft and the second even number shelves clutch output shaft, the the second odd number shelves that are provided with for the between transmitting torque between described the second odd number shelves clutch output shaft and the described front planet carrier input shaft select the change gear group, the the second even number shelves that are provided with for the between transmitting torque between described the second even number shelves clutch output shaft and the described rear gear ring input shaft select the change gear group, and the front sun gear input shaft that is provided with for the between transmitting torque between described front sun gear input shaft and the described primary input axle selects the change gear group.
3. a kind of double planet wheel rows of mixing convergent current type multi-clutch speed change gear according to claim 1 and 2, it is characterized in that: it all is the gear trains that only comprise the fixed axis gear of a pair of intermeshing transmission that described odd number shelves select change gear group and even number shelves to select the change gear group.
4. a kind of double planet wheel rows of mixing convergent current type multi-clutch speed change gear according to claim 1 and 2 is characterized in that: be respectively equipped with the break of the axle of correspondence being braked under corresponding control mechanism control on described the first planet carrier input shaft and on the second gear ring input shaft.
5. a kind of double planet wheel rows of mixing convergent current type multi-clutch speed change gear according to claim 2 is characterized in that: be respectively equipped with the break of the axle of correspondence being braked under corresponding control mechanism control on the described front planet carrier input shaft and on the rear gear ring input shaft.
6. a kind of double planet wheel rows of mixing convergent current type multi-clutch speed change gear according to claim 2, it is characterized in that: it all is the gear trains that only comprise the fixed axis gear of a pair of intermeshing transmission that described the second odd number shelves select change gear group, the second even number shelves to select change gear group and front sun gear input shaft to select the change gear group.
7. according to claim 2 or 5 or 6 described a kind of double planet wheel rows of mixing convergent current type multi-clutch speed change gears, it is characterized in that: described primary input axle, multi-clutch, the second multi-clutch are to be arranged in order along same straight line, described multi-clutch is provided with the moment of torsion coupling shaft of directly exporting for the moment of torsion of primary input axle, and the input end of described the second multi-clutch is to be in transmission connection by coupling and described moment of torsion coupling shaft.
8. a kind of double planet wheel rows of mixing convergent current type multi-clutch speed change gear according to claim 5 is characterized in that: double planet wheel rows of mixing convergent current type multi-clutch speed change gear is provided with for each described clutch mechanism of control and each described break by the clutch brake operating mechanism of setting the rule action.
9. a kind of double planet wheel rows of mixing convergent current type multi-clutch speed change gear according to claim 8 is characterized in that: described clutch output shaft also comprises for the load output shaft to the load utensil transferring power of correspondence.
10. a kind of double planet wheel rows of mixing convergent current type multi-clutch speed change gear according to claim 9, it is characterized in that: double planet wheel rows of mixing convergent current type multi-clutch speed change gear comprises corresponding described primary input axle, main output shaft, the first sun gear input shaft, front sun gear input shaft, each clutch output shaft, each planet carrier input shaft, the speed probe for detection of the rotating speed of each root axle that each gear ring input shaft and load output shaft arrange, also comprise be used to the rotary speed information that obtains described speed probe and according to rotary speed information and control the electronic control unit that described clutch brake operating mechanism moves, the signal output part of speed probe is connected with the signal input part of electronic control unit, electronic control unit and described clutch brake operating mechanism control connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320228218 CN203248637U (en) | 2013-04-28 | 2013-04-28 | Double-planet bus bar type multi-clutch speed changing device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201320228218 CN203248637U (en) | 2013-04-28 | 2013-04-28 | Double-planet bus bar type multi-clutch speed changing device |
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| CN203248637U true CN203248637U (en) | 2013-10-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103256353A (en) * | 2013-04-28 | 2013-08-21 | 河南科技大学 | Double-planet-row converging type multi-clutch speed variator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103256353A (en) * | 2013-04-28 | 2013-08-21 | 河南科技大学 | Double-planet-row converging type multi-clutch speed variator |
| CN103256353B (en) * | 2013-04-28 | 2015-08-12 | 河南科技大学 | Double planet wheel rows of mixing convergent current type multi-clutch speed change gear |
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Granted publication date: 20131023 Termination date: 20160428 |