CN203248635U - Planet row converging type multi-clutch speed changing device - Google Patents
Planet row converging type multi-clutch speed changing device Download PDFInfo
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- CN203248635U CN203248635U CN 201320231143 CN201320231143U CN203248635U CN 203248635 U CN203248635 U CN 203248635U CN 201320231143 CN201320231143 CN 201320231143 CN 201320231143 U CN201320231143 U CN 201320231143U CN 203248635 U CN203248635 U CN 203248635U
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Abstract
The utility model relates to a planet row converging type multi-clutch speed changing device which is capable of high gear output, low gear output and reverse gear output and can meet multi-gear requirements. The speed changing device comprises a main input shaft, a main output shaft, a first multi-clutch, a second multi-clutch and a planet row converging mechanism. The first multi-clutch and the second multi-clutch respectively comprise an input end, a plurality of clutch output shafts and a clutch mechanism. The planet row converging mechanism comprises a sun gear input shaft and a planet carrier output shaft. A gear ring is in coaxial transmission connection with the main output shaft. More than two first gear shifting gear sets are arranged between clutch output shafts of the first multi-clutch and the sun gear input shaft. More than two second gear shifting gear sets are arranged between clutch output shafts of the second multi-clutch and the planet carrier output shaft. The first gear shifting gear sets and the second gear shifting gear sets all comprise empty sleeve gears. A synchronizer is arranged on each pair of adjacent arrayed empty sleeve gears. Section speed switching synchronizers are arranged between the sun gear input shaft, the planet carrier input shaft and a shell body.
Description
Technical field
The utility model relates to a kind of planet row 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 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 for the input end that is connected with primary input axle coaxial transmission, odd number shelves transmission shaft, even number shelves transmission shaft, reaches for the clutch mechanism of selecting input end to be connected with odd number shelves transmission shaft or even number shelves transmission shaft driven.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 in the situation that applying working condition is complicated, the gear requirement is more, 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 ofly to be had the output of high and low, reverse gear and satisfies a kind of planet row convergent current type multi-clutch speed change gear of many gears demand.
The technical solution adopted in the utility model is: a kind of planet row 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, also comprise the first multi-clutch, the second multi-clutch and the planet row mechanism of confluxing; Described the first multi-clutch, the second multi-clutch include for the input end that is connected with primary input axle coaxial transmission, a plurality of clutch output shaft and are used for the clutch mechanism of selecting input end and one of them clutch output shaft to be in transmission connection; The described planet row mechanism of confluxing comprises sun gear, planet wheel, gear ring and planet carrier, also comprises sun gear input shaft to the sun gear input torque, to the planet carrier input shaft of planet carrier input torque, and described gear ring is connected with described main output shaft coaxial transmission; Be provided with for plural first of transmitting torque between sun gear input shaft and the first multi-clutch between the corresponding section of each root clutch output shaft of described the first multi-clutch and sun gear input shaft and select the change gear group, be provided with for plural second of transmitting torque between planet carrier input shaft and the second multi-clutch between corresponding section of each root clutch output shaft of described the second multi-clutch and planet carrier input shaft and select the change gear group; Described first selects change gear group and second to select includes the free gear that the empty set rotation is assembled on the corresponding axle of its transmitting torque in the change gear group, corresponding with same clutch output shaft plural to select the free gear in the change gear group be to select the gear shift gear with one to one in couples adjacent arrangement of relation by what set, is provided with the synchronizer that for selecting this one of them right free gear and place axle to be connected another free gear continues the maintenance empty set between the two paired free gears; Be provided with between described sun gear input shaft, planet carrier input shaft and the housing for the sun gear input shaft optionally is combined with the planet carrier input shaft both are in transmission connection to realize the high rotating speed of gear ring, be combined with housing and the sun gear input shaft is braked to realize that gear ring turns to oppositely or is in separating position and makes sun gear input shaft and planet carrier input shaft and housing all keep independent and slow-revving section fast handoff synchronizer of realization gear ring.
The clutch output shaft of described the first multi-clutch comprises the first odd number shelves output shaft and the first even number shelves output shaft, and the clutch output shaft of described the second multi-clutch comprises the second odd number shelves output shaft and the second even number shelves output shaft.
Between the corresponding section of described the first odd number shelves output shaft and the first even number shelves output shaft and sun gear input shaft first selects the change gear group to be equipped with two groups, and second between corresponding section of described the second odd number shelves output shaft and the second even number shelves output shaft and sun gear input shaft selects the change gear group to be equipped with two groups.
Planet row convergent current type multi-clutch speed change gear is provided be used to controlling described clutch mechanism by the clutch operation of setting the rule action, for the selector device that selects of controlling each described synchronizer action.
Planet row convergent current type multi-clutch speed change gear comprises corresponding described primary input axle, main output shaft, the sun gear input shaft, the speed probe for detection of the rotating speed of each root axle that each clutch output shaft and planet carrier input shaft arrange, also comprise be used to the rotary speed information that obtains described speed probe and according to rotary speed information and control described clutch operation and the electronic control unit that selects the selector device action, the signal output part of speed probe is connected with the signal input part of electronic control unit, electronic control unit and described clutch operation and select the selector device control connection.
Described primary input axle, the first multi-clutch, the second multi-clutch are to be arranged in order along same straight line, described the first 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.
The clutch output shaft of described the first multi-clutch or the second multi-clutch comprises for the load output shaft to the load output torque.Adopt the technique scheme in the utility model, by the first multi-clutch, corresponding change gear group and the synchronizer of selecting, can be to sun gear input shaft output kind of the number rotating speed identical with the corresponding group number that selects the change gear group, again by the second multi-clutch, corresponding change gear group and the synchronizer of selecting, can be to planet carrier input shaft output kind of the number rotating speed identical with the corresponding group number that selects the change gear group, according to known planet row characteristic equation, when section speed handoff synchronizer optionally is in separating position and when making sun gear input shaft and planet carrier input shaft and housing all keep independent, the two-way rotating speed confluxes confluxing of mechanism through planet row, can count the identical low-grade rotating speed of product with the first multi-clutch and each self-corresponding change gear group group of selecting of the second multi-clutch to gear ring output kind of a number; When section speed handoff synchronizer optionally is combined the sun gear input shaft and when both are in transmission connection with the planet carrier input shaft, sun gear, planet carrier, gear ring that planet row confluxes in the mechanism will be with same speed rotations, at this moment, wherein any one clutch in the first multi-clutch and the second multi-clutch is in conjunction with all realizing a kind of high speed rotating speed output.When section speed handoff synchronizer optionally is combined the sun gear input shaft and when the sun gear input shaft braked with housing, the planet carrier rotating speed is zero, the output of gear ring turn to with the input redirect opposite direction of sun gear, the first multi-clutch gear-selecting-shifting mechanism is not worked, the work of the second multi-clutch gear-selecting-shifting mechanism, can realize reverse gear output, and high and low, reverse gear all to various rotating speed should be arranged, can satisfy many gears demand.
Description of drawings
Fig. 1 a: embodiment's of a kind of planet row convergent current type of the utility model multi-clutch speed change gear drive mechanism schematic diagram.
The name that each reference character is corresponding among the figure is called: the 1-motor, 2-primary input axle, 3-the first even number shelves output shaft, 4-the first multi-clutch IV shelves driving gear, 5-the first multi-clutch II shelves driving gear, the 6-speed probe, 7-the first multi-clutch III shelves driving gear, 8 first odd number shelves output shafts, 9-the first multi-clutch I shelves driving gear, the 10-housing, 11-the first even number shelves clutch, 12-the first odd number shelves clutch, the 13-coupling, 14-the second odd number shelves clutch, 15-the second even number shelves clutch, 16-the second multi-clutch I shelves driving gear, 17-the second odd number shelves output shaft, 18-the second multi-clutch III shelves driving gear, 19-the second multi-clutch II shelves driving gear, 20-the second multi-clutch IV shelves driving gear, 21-the second even number shelves output shaft, 22-load output shaft, 23-gear ring, the 24-planet wheel, the 25-planet carrier, 26-sun gear, 27-sun gear input shaft, the 28-main output shaft, 29-the second even number shelves synchronizer, 30-the second odd number shelves synchronizer, 31-selects selector device, the 32-electronic control unit, 33-the second multi-clutch IV shelves driven gear, 34-the second multi-clutch II shelves driven gear, 35-the second multi-clutch III shelves driven gear, 36-the second multi-clutch I shelves driven gear, 37-planet carrier input shaft, 38-clutch operation, 39-section speed handoff synchronizer, 40-the first odd number shelves synchronizer, 41-the first multi-clutch I shelves driven gear, 42-the first multi-clutch III shelves driven gear, 43-the first multi-clutch II shelves driven gear, 44-the first multi-clutch IV shelves driven gear, 45-the first even number shelves synchronizer.
Embodiment
An embodiment of a kind of planet row convergent current type of the utility model multi-clutch speed change gear as shown in Figure 1, it is the planet row convergent current type multi-clutch speed change gear that uses in a kind of many grades of tractors, comprise housing 10, the primary input axle 2 that is in transmission connection with the output shaft of motor 1, the main output shaft 28 that is used for output torque outside speed change gear, the first multi-clutch, the second multi-clutch and the planet row mechanism of confluxing also comprises the clutch operation 38 by correspondence, select selector device 31, the speed change gear control system that speed probe 6 and electronic control unit 32 etc. consist of.
Described the first multi-clutch, the second multi-clutch include for the input end that is connected with primary input axle 2 coaxial transmissions, two clutch output shafts and are used for the clutch mechanism of selecting input end and one of them clutch output shaft to be in transmission connection.The input end of each multi-clutch and corresponding clutch output shaft, clutch mechanism are equivalent to a clutch, in the present embodiment, the first multi-clutch comprises the first odd number shelves clutch 12, the first even number shelves clutch 11, two corresponding clutch output shafts are the first odd number shelves output shaft 8, the first even number shelves output shaft 3, and wherein the first odd number shelves output shaft 8, the first even number shelves output shaft 3 all adopt coaxial sheathed axle sleeve form.The second multi-clutch comprises the second odd number shelves clutch 14, the second even number shelves clutch 15, two corresponding clutch output shafts are the second odd number shelves output shaft 17, the second even number shelves output shaft 21, and wherein the second odd number shelves output shaft 17, the second even number shelves output shaft 21 all adopt coaxial sheathed axle sleeve form.Described primary input axle 2, the first multi-clutch, the second multi-clutch are to be arranged in order along same straight line, described the first multi-clutch is provided with the moment of torsion coupling shaft of directly exporting for the moment of torsion of primary input axle 2, the input end of described the second multi-clutch is to be in transmission connection by coupling 13 and described moment of torsion coupling shaft, thereby be connected with primary input axle 2 coaxial transmissions, and be convenient to processing and satisfy the installation precision requirement.Described the second multi-clutch comprises that also for the load output shaft 22 to the load output torque, load output shaft 22 is the solid shaft form, and direct and moment of torsion coupling shaft is in transmission connection, and is used for driving the utensil work such as corresponding farm implements.During use, first and second multi-clutch all with corresponding on-off control mechanism control connection, described clutch operation 38 and electronic control unit 32 control connections, thereby according to the rule of setting synchronization optionally with the input end of the first multi-clutch with first very, even number shelves output shaft one of them be connected, and according to the rule of setting synchronization optionally one of them of the input end of the second multi-clutch is strange with second, even number shelves output shaft is connected, make the transmission of power of motor 1 arrive the output shaft of correspondence.Above-mentioned the first multi-clutch, the second multi-clutch are provided with corresponding odd number shelves clutch, odd number shelves output shaft, with corresponding even number shelves clutch, even number shelves output shaft and corresponding synchronizer, can utilize dual-clutch transmission technology as described in the background art, when selecting gear shift, solve preferably the problem that torque transfer is interrupted.Certainly, iff not considering power interruption in order to realize many grades of outputs, each clutch output shaft can be only be in transmission connection with the gear train of different drive ratios, and needn't be arranged to above-mentioned strange, form that idol is arranged apart.
The described planet row mechanism of confluxing comprises sun gear 26, planet wheel 24, gear ring 23 and planet carrier 25, also comprise sun gear input shaft 27 to sun gear 26 input torques, to the planet carrier input shaft 37 of planet carrier 25 input torques, sun gear input shaft 27 is solid shaft, and planet carrier input shaft 37 employing coaxial sleeves are located at the axle sleeve form on the sun gear input shaft 27.Described gear ring 23 is connected with described main output shaft 28 coaxial transmissions.The planet row mechanism of confluxing can sun gear input shaft 27 passes to the moment of torsion of sun gear 26 and moment of torsion that planet carrier input shaft 37 passes to planet wheel 24 and confluxes and export to gear ring 23.
First strange in described the first multi-clutch, be provided with between the corresponding section of even number shelves output shaft and sun gear input shaft 27 for two of transmitting torque between sun gear input shaft 27 and the first multi-clutch first select the change gear group, comprise the first multi-clutch I shelves driving gear 9, the first multi-clutch II shelves driving gear 5, the first multi-clutch III shelves driving gear 7, the first multi-clutch IV shelves driving gear 4, and the first multi-clutch I shelves driven gear 41 of corresponding engagement driving, the first multi-clutch II shelves driven gear 43, the first multi-clutch III shelves driven gear 42, the first multi-clutch IV shelves driven gear 44.The first multi-clutch I shelves driving gear 9, the first multi-clutch III shelves driving gear 7 are to be connected on the first odd number shelves output shaft 8, the first multi-clutch I shelves driven gear 41, the first multi-clutch III shelves driven gear 42 are that empty set is arranged on the free gear on the sun gear input shaft 27 and selects the in couples adjacent arrangement of gear shift gear by what set, are provided with the first odd number shelves synchronizer 40 that for selecting one of them free gear and sun gear input shaft 27 to be connected another free gear continues the maintenance empty set between the two.Equally, the first multi-clutch II shelves driving gear 5, the first multi-clutch IV shelves driving gear 4 are to be connected on the first even number shelves output shaft 3, the first multi-clutch II shelves driven gear 43, the first multi-clutch IV shelves driven gear 44 are that empty set is arranged on the free gear on the sun gear input shaft 27 and selects the in couples adjacent arrangement of gear shift gear by what set, are provided with the first even number shelves synchronizer 45 that for selecting one of them free gear and sun gear input shaft 27 to be connected another free gear continues the maintenance empty set between the two.
The second odd number shelves output shaft 17 in described the second multi-clutch, be provided with between the corresponding section of the second even number shelves output shaft 21 and planet carrier input shaft 37 for two of transmitting torque between planet carrier input shaft 37 and the second multi-clutch second select the change gear group, comprise the second multi-clutch I shelves driving gear 16, the second multi-clutch II shelves driving gear 19, the second multi-clutch III shelves driving gear 18, the second multi-clutch IV shelves driving gear 20, the second multi-clutch I shelves driven gear 36 with corresponding engagement driving, the second multi-clutch II shelves driven gear 34, the second multi-clutch III shelves driven gear 35, the second multi-clutch IV shelves driven gear 33, similarly, the second multi-clutch I shelves driving gear 16, the second multi-clutch III shelves driving gear 18 and the second multi-clutch II shelves driving gear 19, the second multi-clutch IV shelves driving gear 20 is respectively to be connected on the second odd number shelves output shaft 17 and the second even number shelves output shaft 21, the second multi-clutch I shelves driven gear 36, the second multi-clutch III shelves driven gear 35 and the second multi-clutch II shelves driven gear 34, the second multi-clutch IV shelves driven gear 33 is that empty set is arranged on the free gear on the planet carrier input shaft 37 and selects the in couples adjacent arrangement of gear shift gear by what set, and is provided with corresponding being used for and selects one of them free gear to reply to be connected with the place axle and another free gear continues the second odd number shelves synchronizer 30 and the second even number shelves synchronizer 29 of maintenance empty set.
Certainly, above first to select change gear group, second to select the velocity ratio of each gear train in the change gear group be different, changes to realize different rotating speeds.
The planet row mechanism of confluxing satisfies the planet row characteristic equation in the planet row Process of Confluence:
n
t+αn
q＝(1+α)n
j
In the formula, n
tBe the rotating speed of sun gear 26, n
qBe the rotating speed of gear ring 23, n
jBe the rotating speed of planet carrier 25, α is the planet row special parameter.
During use, each synchronizer all with corresponding selector device 31 control connections of selecting, described selector device 31 and electronic control unit 32 control connections selected, wherein electronic control unit 32 is ECU, that related domain is used to control the conventional means that selects selector device and clutch operation 38 actions, concrete structure corresponding among the embodiment is that those skilled in the art can realize, repeats no more herein.The synchronizer action corresponding according to the rule control of setting can realize that each multi-clutch is respectively to sun gear input shaft 27 and 37 inputs of the planet carrier input shaft rotating speed corresponding to the velocity ratio of each gear train.For example, the first odd number shelves clutch 12 combinations in the first multi-clutch, the first odd number shelves synchronizer 40 is with the first multi-clutch I shelves driven gear 41 and 27 combinations of sun gear input shaft, can pass to sun gear input shaft 27 to primary input axle 2 rotating speeds through the first odd number shelves clutch 12, the first multi-clutch I shelves driving gear 9, the first multi-clutch I shelves driven gear 41, pass to sun gear 26 by sun gear input shaft 27 again; And similarly, the second multi-clutch and 30 concerted actions of the second odd number shelves synchronizer can pass to planet carrier input shaft 37 through coupling 13, the second multi-clutch, the second multi-clutch I shelves driving gear 16, the second multi-clutch I shelves driven gear 36 and the second odd number shelves synchronizer 30 with primary input axle 2 rotating speeds, pass to planet carrier 25 by planet carrier input shaft 37 again, obtain a n
tAnd n
j, realize a n
qOutput is namely to rotating speed of main output shaft 28 outputs.
Described sun gear input shaft 27 be provided with for sun gear input shaft 27 and planet carrier input shaft 37 in conjunction with and with both be in transmission connection to realize gear ring 23 high rotating speeds, with housing 10 in conjunction with and sun gear input shaft 27 is braked to realize that gear ring 23 turns to oppositely or is in separating position and sun gear input shaft 27 and planet carrier input shaft 37 and housing 10 are all kept independently and 23 slow-revving sections fast handoff synchronizer 39 of realization gear ring.
As mentioned above, the control that four kinds of rotating speeds of sun gear input shaft 27 can not interfered by the first multi-clutch in a kind of planet row convergent current type of the utility model multi-clutch speed change gear, the control that four kinds of rotating speeds of planet carrier input shaft 37 can not interfered by the second multi-clutch.And when the fast handoff synchronizer 39 interjacent separating position of section, the first multi-clutch gear-selecting-shifting mechanism is controlled the conflux rotating speed of planet carrier 25 in the mechanism of described planet row, described the second multi-clutch gear-selecting-shifting mechanism is controlled the conflux rotating speed of sun gear 26 in the mechanism of described planet row, rotating speed is all non-vanishing on sun gear 26 and the planet carrier 25, and the first multi-clutch gear-selecting-shifting mechanism and the second multi-clutch gear-selecting-shifting mechanism work simultaneously and can realize 16 bottom gear outputs.The fast handoff synchronizer of section 39 according to the figure left side in conjunction with the time, sun gear 26 is affixed with planet carrier 25, there is characteristic equation to know, sun gear 26, planet carrier 25, gear ring 23 are with same speed rotation, at this moment, in the first odd number shelves clutch 12, the first even number shelves clutch 11, the second odd number shelves clutch 14 and the second even number shelves clutch 15 combination is arranged, altogether can realize 8 top gear outputs.When section speed handoff synchronizer 39 according to the figure right side in conjunction with the time, planet carrier 25 rotating speeds are zero, known by characteristic equation, the output of gear ring 23 turns to the input redirect opposite direction with sun gear 26, the first multi-clutch gear-selecting-shifting mechanism is not worked, the work of the second multi-clutch gear-selecting-shifting mechanism can realize 4 reverse gear outputs.The utility model can be realized the gear output of (16+8)+4 kind, and comprising high and low 20 forward gearss and 4 reverse gears, gear is many, and the gear wide ranges can satisfy the various working conditions of tractor to the requirement of speed.
The corresponding described primary input axle 2 of planet row convergent current type multi-clutch speed change gear, main output shaft 28, sun gear input shaft 27, clutch output shaft, planet carrier input shaft 37 and load output shaft 22 are provided with the speed probe 6 for detection of the rotating speed of each root axle, and electronic control unit 32 can obtain the rotary speed information of each speed probe 6.During work, the running state of 32 pairs of speed change gears of electronic control unit is carried out Discern and judge, and according to the process of power shift that selects of setting, when needs select gear-change operation, by clutch operation 38 with select selector device 31 to control respectively the operation that each clutch and each synchronizer select the gear shift action, realization automatic speed changing.
When tractor is worked, the transfer route of each grade of speed change gear is similar, tell about specifically hereinafter that bottom gear is the most high-grade, bottom gear lowest gear, top gear are the most high-grade, top gear lowest gear, reverse gear are the most high-grade, state and the power transmission line of each parts during six kinds of situations of reverse gear lowest order, the rest may be inferred for all the other gears, no longer specifically narration.
Bottom gear lowest gear: section neutral position, fast handoff synchronizer 39 place, 12 combinations of the first odd number shelves clutch, 15 combinations of the second even number shelves clutch, the first odd number shelves synchronizer 40 left sides engagements (adjoint), the engagement of the second even number shelves synchronizer 29 left sides.One road power reaches the first odd number shelves output shaft 8 by primary input axle 2, through the driving and driven gear transmission of the first multi-clutch I shelves to sun gear input shaft 27.Another road power reaches the second even number shelves output shaft 21 by primary input axle 2, coupling 13, through the driving and driven gear transmission of the second multi-clutch IV shelves to planet carrier input shaft 37.Two-way power converges and by main output shaft 28 output through planet row.
Bottom gear is the most high-grade: section neutral position, fast handoff synchronizer 39 place, 11 combinations of the first even number shelves clutch, 14 combinations of the second odd number shelves clutch, the first even number shelves synchronizer 45 right sides engagements (adjoint), the engagement of the second odd number shelves synchronizer 30 right sides.One road power reaches the first multi-clutch even number shelves inputs axle sleeve by primary input axle 2, through the driving and driven gear transmission of the first multi-clutch IV shelves to sun gear input shaft 27.Another road power reaches the second odd number shelves output shaft 17 by primary input axle 2, coupling 13, through the driving and driven gear transmission of the second multi-clutch I shelves to planet carrier input shaft 37.Two-way power converges and by main output shaft 28 output through planet row.
Top gear lowest gear: the 39 left sides engagement of the fast handoff synchronizer of section, 12 combinations of the first odd number shelves clutch, the first odd number shelves synchronizer 40 left sides engagements (adjoint).Power reaches the first odd number shelves output shaft 8 by primary input axle 2, through the driving and driven gear transmission of the first multi-clutch I shelves to sun gear input shaft 27, conflux mechanism by main output shaft 28 output through planet row, output speed and turn to sun gear input shaft 27 rotating speeds with turn to identical.
Top gear is the most high-grade: the 39 left sides engagement of the fast handoff synchronizer of section, 15 combinations of the second even number shelves clutch, the engagement of the second even number shelves synchronizer 29 left sides.Power reaches the second even number shelves output shaft 21 by primary input axle 2, through the driving and driven gear transmission of the second multi-clutch IV shelves to planet carrier input shaft 37.Two-way power confluxes mechanism by main output shaft 28 output through planet row, output speed and turn to planet carrier input shaft 37 rotating speeds with turn to identical.
Reverse gear lowest gear: the 39 right sides engagement of the fast handoff synchronizer of section, 14 combinations of the second odd number shelves clutch, the second odd number shelves synchronizer 30 right sides engagements (adjoint).Power reaches the second odd number shelves output shaft 17 by primary input axle 2, to planet carrier input shaft 37, confluxes mechanism by main output shaft 28 outputs through planet row through the driving and driven gear transmission of the second multi-clutch I shelves.
Reverse gear is the most high-grade: the 39 right sides engagement of the fast handoff synchronizer of section, 15 combinations of the second even number shelves clutch, the second even number shelves synchronizer 29 left sides engagements (adjoint).Power reaches the second even number shelves output shaft 21 by primary input axle 2, to planet carrier input shaft 37, confluxes mechanism by main output shaft 28 outputs through planet row through the driving and driven gear transmission of the second multi-clutch IV shelves.
The first multi-clutch the second multi-clutch includes two clutches in above-described embodiment, in other embodiments, the first multi-clutch the second multi-clutch all can be arranged to the form of a plurality of clutches, and corresponding clutch output shaft is set, selects change gear group and synchronizer, to realize more gear.In above-described embodiment first is strange, even number shelves synchronizer is arranged on the sun gear input shaft, second strange, even number shelves synchronizer is arranged on the planet carrier input shaft, in other embodiments of the present utility model, that first strange, even number shelves synchronizer also can be arranged on is corresponding first strange, on the even number shelves output shaft, that second strange, even number shelves synchronizer also can be arranged on is corresponding second strange, on the even number shelves output shaft.In addition, first and second selects the quantity of change gear group middle gear group also can be set to more than three, to adapt to the gear demand of varying number.
Claims (7)
1. planet row 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 the first multi-clutch, the second multi-clutch and the planet row mechanism of confluxing; Described the first multi-clutch, the second multi-clutch include for the input end that is connected with primary input axle coaxial transmission, a plurality of clutch output shaft and are used for the clutch mechanism of selecting input end and one of them clutch output shaft to be in transmission connection; The described planet row mechanism of confluxing comprises sun gear, planet wheel, gear ring and planet carrier, also comprises sun gear input shaft to the sun gear input torque, to the planet carrier input shaft of planet carrier input torque, and described gear ring is connected with described main output shaft coaxial transmission; Be provided with for plural first of transmitting torque between sun gear input shaft and the first multi-clutch between the corresponding section of each root clutch output shaft of described the first multi-clutch and sun gear input shaft and select the change gear group, be provided with for plural second of transmitting torque between planet carrier input shaft and the second multi-clutch between corresponding section of each root clutch output shaft of described the second multi-clutch and planet carrier input shaft and select the change gear group; Described first selects change gear group and second to select includes the free gear that the empty set rotation is assembled on the corresponding axle of its transmitting torque in the change gear group, corresponding with same clutch output shaft plural to select the free gear in the change gear group be to select the gear shift gear with one to one in couples adjacent arrangement of relation by what set, is provided with the synchronizer that for selecting this one of them right free gear and place axle to be connected another free gear continues the maintenance empty set between the two paired free gears; Be provided with between described sun gear input shaft, planet carrier input shaft and the housing for the sun gear input shaft optionally is combined with the planet carrier input shaft both are in transmission connection to realize the high rotating speed of gear ring, be combined with housing and the sun gear input shaft is braked to realize that gear ring turns to oppositely or is in separating position and makes sun gear input shaft and planet carrier input shaft and housing all keep independent and slow-revving section fast handoff synchronizer of realization gear ring.
2. a kind of planet row convergent current type multi-clutch speed change gear according to claim 1, it is characterized in that: the clutch output shaft of described the first multi-clutch comprises the first odd number shelves output shaft and the first even number shelves output shaft, and the clutch output shaft of described the second multi-clutch comprises the second odd number shelves output shaft and the second even number shelves output shaft.
3. a kind of planet row convergent current type multi-clutch speed change gear according to claim 2, it is characterized in that: first between the corresponding section of described the first odd number shelves output shaft and the first even number shelves output shaft and sun gear input shaft selects the change gear group to be equipped with two groups, and second between corresponding section of described the second odd number shelves output shaft and the second even number shelves output shaft and sun gear input shaft selects the change gear group to be equipped with two groups.
4. the described a kind of planet row convergent current type multi-clutch speed change gear of any one according to claim 1-3 is characterized in that: planet row convergent current type multi-clutch speed change gear be provided be used to control described clutch mechanism by the clutch operation of setting the rule action, be used for the selector device that selects of each described synchronizer action of control.
5. a kind of planet row convergent current type multi-clutch speed change gear according to claim 4, it is characterized in that: planet row convergent current type multi-clutch speed change gear comprises corresponding described primary input axle, main output shaft, the sun gear input shaft, the speed probe for detection of the rotating speed of each root axle that each clutch output shaft and planet carrier input shaft arrange, also comprise be used to the rotary speed information that obtains described speed probe and according to rotary speed information and control described clutch operation and the electronic control unit that selects the selector device action, the signal output part of speed probe is connected with the signal input part of electronic control unit, electronic control unit and described clutch operation and select the selector device control connection.
6. the described a kind of planet row convergent current type multi-clutch speed change gear of any one according to claim 1-3, it is characterized in that: described primary input axle, the first multi-clutch, the second multi-clutch are to be arranged in order along same straight line, described the first 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.
7. the described a kind of planet row convergent current type multi-clutch speed change gear of any one according to claim 1-3, it is characterized in that: the clutch output shaft of described the first multi-clutch or the second multi-clutch comprises for the load output shaft to the load output torque.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320231143 CN203248635U (en) | 2013-04-28 | 2013-04-28 | Planet row converging type multi-clutch speed changing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320231143 CN203248635U (en) | 2013-04-28 | 2013-04-28 | Planet row converging type multi-clutch speed changing device |
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| Publication Number | Publication Date |
|---|---|
| CN203248635U true CN203248635U (en) | 2013-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320231143 Withdrawn - After Issue CN203248635U (en) | 2013-04-28 | 2013-04-28 | Planet row converging type multi-clutch speed changing device |
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| CN (1) | CN203248635U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277469A (en) * | 2013-04-28 | 2013-09-04 | 河南科技大学 | Planet busbar type multi-shaft clutch speed-changing device |
-
2013
- 2013-04-28 CN CN 201320231143 patent/CN203248635U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277469A (en) * | 2013-04-28 | 2013-09-04 | 河南科技大学 | Planet busbar type multi-shaft clutch speed-changing device |
| CN103277469B (en) * | 2013-04-28 | 2015-07-15 | 河南科技大学 | Planet busbar type multi-shaft clutch speed-changing device |
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| C14 | Grant of patent or utility model | ||
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| AV01 | Patent right actively abandoned |
Granted publication date: 20131023 Effective date of abandoning: 20150715 |
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| RGAV | Abandon patent right to avoid regrant |