CN207777545U - Multi-speed transmission - Google Patents
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- CN207777545U CN207777545U CN201820021030.4U CN201820021030U CN207777545U CN 207777545 U CN207777545 U CN 207777545U CN 201820021030 U CN201820021030 U CN 201820021030U CN 207777545 U CN207777545 U CN 207777545U
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Abstract
The utility model provides a kind of multi-speed transmission, belongs to transmission technology field.It solves the problems, such as that existing multi-speed transmission is complicated, manufacture difficulty is big.This multi-speed transmission, including input shaft, jackshaft and output shaft, primary speed-down structure one and primary speed-down structure two are equipped between input shaft and jackshaft, double reduction structure one is equipped between jackshaft and output shaft successively, double reduction structure two, double reduction structure three, double reduction structure four and reverse gear structure, synchronization structure one is equipped between primary speed-down structure one and primary speed-down structure two, synchronization structure two is equipped between primary speed-down structure two and double reduction structure one, synchronization structure three is equipped between double reduction structure two and double reduction structure three, synchronization structure four is equipped between double reduction structure four and reverse gear structure.The utility model has many advantages, such as simple and compact for structure, of low cost.
Description
Technical field
The utility model belongs to transmission technology field, is related to a kind of multi-speed transmission, especially a kind of with before nine
Into the multi-speed transmission of shelves.
Background technology
In general, it is by multiple planetary gear sets and friction element come real that multi-speed transmission, which is especially nine gear gearboxes mostly,
Existing multi gear speed change, such as the multi-speed transmission (Authorization Notice No. CN101109433A) of ZF calf De Liesihafen companies.Also portion
Multi-speed transmission is divided to be realized by elements such as multiple clutches, synchronizer and hollow gear shafts, such as Beijing Institute of Technology
Nine speed dual clutch transmission (Authorization Notice No. CN 105465295A).The multi-speed transmissions of these structures is complicated, manufacture
Difficulty is big and with high costs.
Invention content
The purpose of this utility model is the presence of the above problem in view of the prior art, it is proposed that it is a kind of it is simple and compact for structure,
Low-cost multi-speed transmission.
The purpose of this utility model can be realized by following technical proposal：
Multi-speed transmission, including input shaft, jackshaft and output shaft, the input shaft are arranged in parallel with jackshaft, institute
The output shaft stated is coaxially disposed with input shaft, which is characterized in that is subtracted successively equipped with level-one between the input shaft and jackshaft
Fast structure one and primary speed-down structure two are equipped with double reduction structure I and II successively between the jackshaft and output shaft
Slowing-down structure two, double reduction structure three, double reduction structure four and reverse gear structure, the primary speed-down structure one and level-one
It is equipped with synchronization structure one between slowing-down structure two, is equipped between the primary speed-down structure two and double reduction structure one synchronous
Structure two is equipped with synchronization structure three, the double reduction between the double reduction structure two and double reduction structure three
Synchronization structure four is equipped between structure four and reverse gear structure.
This multi-speed transmission can realize eight drive shifts by two primary speed-down respective outer side edges, four double reduction structures,
The direct-connected to realize the 9th drive shift of input shaft and output shaft can be achieved under the action of synchronization structure two；Two primary speed-downs
One reverse gear structure of respective outer side edges can realize two reverse gear outputs.
There are three types of states for the tool of synchronization structure one：It is only involved in the drive connection of primary speed-down structure one and jackshaft；It is only involved in
The drive connection of primary speed-down structure two and jackshaft；It is not involved in the drive connection of primary speed-down structure one and jackshaft, simultaneously
It is not involved in the drive connection of primary speed-down structure two and jackshaft.
There are three types of states for the tool of synchronization structure two：It is only involved in the drive connection of primary speed-down structure two and output shaft；It is only involved in
The drive connection of double reduction structure one and output shaft；It is not involved in the drive connection of primary speed-down structure two and output shaft, simultaneously
It is not involved in the drive connection of double reduction structure one and output shaft.
There are three types of states for the tool of synchronization structure three：It is only involved in the drive connection of double reduction structure two and output shaft；It is only involved in
The drive connection of double reduction structure three and output shaft；It is not involved in the drive connection of double reduction structure two and output shaft, simultaneously
It is not involved in the drive connection of double reduction structure three and output shaft.
There are three types of states for the tool of synchronization structure four：It is only involved in the drive connection of double reduction structure four and output shaft；It is only involved in
The drive connection of reverse gear structure and output shaft；It is not involved in the drive connection of double reduction structure four and output shaft, is not involved in simultaneously
The drive connection of reverse gear structure and output shaft.
In above-mentioned multi-speed transmission, the primary speed-down structure one includes the driving gear one being set on input shaft
With the driven gear one being equipped with driving gear one on jackshaft, the primary speed-down structure two includes being set to
Driving gear two on input shaft and the driven gear two being equipped with driving gear two on jackshaft, described is same
Structure one is walked to be set between driven gear one and driven gear two.
In above-mentioned multi-speed transmission, the double reduction structure one includes eight or nine grades of actives being set on jackshaft
Gear and eight or nine grades of driven gears being equipped with eight or nine grades of driving gears on output shaft, the synchronization structure two
Between driving gear two and eight or nine grades of driven gears；The double reduction structure two includes five or six be set on jackshaft
Shelves driving gear and five or six grades of driven gears being equipped with five or six grades of driving gears on output shaft, the two level
Slowing-down structure three includes three fourth gear driving gears being set on jackshaft and matching with three fourth gear driving gears on output shaft
Close three fourth gear driven gears of setting, the synchronization structure three be set to five or six grades of driven gears and three fourth gear driven gears it
Between；The double reduction structure four includes one or two grades of driving gears being set on jackshaft and one or two grades on output shaft
Driven gear, described 1 grades of driven gears are equipped with one or two grades of driving gears.
In above-mentioned multi-speed transmission, the reverse gear structure include with output shaft reverse shaft disposed in parallel, be set to
Reverse input gear on jackshaft, the reverse idler gear on reverse shaft and the reverse output gear on output shaft, institute
The reverse idler gear stated is equipped with reverse input gear and reverse output gear simultaneously, and the synchronization structure four is set to one or two
Between shelves driven gear and reverse output gear.
In above-mentioned multi-speed transmission, the synchronization structure one includes the synchronous gear hub being coaxially fixed on jackshaft
One, coaxial sleeve is set to the synchronizing sleeve one for engaging setting with synchronous gear hub one in one outside of synchronous gear hub, is set to one one end of synchronizing sleeve
Combination gear ring one and combination gear ring two set on one other end of synchronizing sleeve, be coaxially fixed with and tie on the driven gear one
The combination gear one that gear ring one is equipped with is closed, is coaxially fixed on the driven gear two and is equipped with in conjunction with gear ring two
Combination gear two.
Synchronizing sleeve one can be axially moved along synchronous gear hub one, the conjunction gear when being engaged with combination gear one in conjunction with gear ring one
Circle two is disconnected with combination gear two, is combined gear ring one disconnected with combination gear one when being engaged with combination gear two in conjunction with gear ring two
It opens.
In above-mentioned multi-speed transmission, the synchronization structure two includes the synchronous gear hub being coaxially fixed on output shaft
Two, coaxial to be set in engaging the synchronizing sleeve two being arranged with synchronous gear hub two, being set to two one end of synchronizing sleeve for two outside of synchronous gear hub
Combination gear ring three and combination gear ring four set on two other end of synchronizing sleeve, be coaxially fixed with and tie on the driving gear two
The combination gear three that gear ring three is equipped with is closed, is coaxially fixed on described 89 grades of driven gears and coordinates in conjunction with gear ring four
The combination gear four of setting.
Synchronizing sleeve two can be axially moved along synchronous gear hub two, the conjunction gear when being engaged with combination gear three in conjunction with gear ring three
Circle four is disconnected with combination gear four, is combined gear ring three disconnected with combination gear three when being engaged with combination gear four in conjunction with gear ring four
It opens.
In above-mentioned multi-speed transmission, the synchronization structure three includes the synchronous gear hub being coaxially fixed on output shaft
Three, coaxial to be set in engaging the synchronizing sleeve three being arranged with synchronous gear hub three, being set to three one end of synchronizing sleeve for three outside of synchronous gear hub
Combination gear ring five and combination gear ring six set on three other end of synchronizing sleeve, be coaxially fixed on described 56 grades of driven gears
With the combination gear five being equipped in conjunction with gear ring five, coaxially it is fixed on the three fourth gear driven gears and combines gear ring six
The combination gear six being equipped with.
Synchronizing sleeve three can be axially moved along synchronous gear hub three, the conjunction gear when being engaged with combination gear five in conjunction with gear ring five
Circle six is disconnected with combination gear six, is combined gear ring five disconnected with combination gear five when being engaged with combination gear six in conjunction with gear ring six
It opens.
In above-mentioned multi-speed transmission, the synchronization structure four includes the synchronous gear hub being coaxially fixed on output shaft
Four, coaxial to be set in engaging the synchronizing sleeve four being arranged with synchronous gear hub four, being set to four one end of synchronizing sleeve for four outside of synchronous gear hub
Combination gear ring seven and combination gear ring eight set on four other end of synchronizing sleeve, be coaxially fixed on described 1 grades of driven gears
With the combination gear seven being equipped in conjunction with gear ring seven, coaxially it is fixed on the reverse output gear and matches in conjunction with gear ring eight
Close the combination gear eight of setting.
Synchronizing sleeve four can be axially moved along synchronous gear hub four, the conjunction gear when being engaged with combination gear seven in conjunction with gear ring seven
Circle eight is disconnected with combination gear eight, is combined gear ring seven disconnected with combination gear seven when being engaged with combination gear eight in conjunction with gear ring eight
It opens.
Single clutch (using traditional diaphragm spring type single clutch) driving can be used in this multi-speed transmission, while can be arranged
Control rod double makes multi gear manual transmission (such as patent CN205806370U major and minor joystick systems announced etc.),
Automatically controlled, hydraulic control mechanism can also be installed additional and realize novel multidrive.
Compared with prior art, this multi-speed transmission has the following advantages：
Using two driving gears：Driving gear one, driving gear two, two driven gears：Driven gear one and driven
Gear two optimizes gear positions, realizes nine drive shifts and two reverse gears only with seven sleeve gear pairs, parts reusing degree is more
Height, overall ratio range is wider, and gear is more careful, and gear rank can better meet the high economy of vehicle and ride comfort than smaller
Demand；Simple and compact for structure, small, light-weight, transmission efficiency higher, convenient for manufacture and it is of low cost.
Description of the drawings
Fig. 1 is the structural schematic diagram of preferred embodiment provided by the utility model.
In figure, 10, input shaft；11, driving gear one；12, driving gear two；20, output shaft；23, eight or nine grades of driven tooths
Wheel；24, five or six grades of driven gears；25, three fourth gear driven gear；26, one or two grades of driven gears；27, reverse output gear；30、
Jackshaft；31, driven gear one；32, driven gear two；33, eight or nine grades of driving gears；34, five or six grades of driving gears；35, three
Fourth gear driving gear；36, one or two grades of driving gears；37, reverse input gear；40, reverse shaft；47, reverse idler gear；50, synchronous
Structure one；51, synchronous gear hub one；52, synchronizing sleeve one；60, synchronization structure two；61, synchronous gear hub two；62, synchronizing sleeve two；70、
Synchronization structure three；71, synchronous gear hub three；72, synchronizing sleeve three；80, synchronization structure four；81, synchronous gear hub four；82, synchronizing sleeve four；
A, in conjunction with gear ring one；B, in conjunction with gear ring two；C, combination gear one；D, combination gear two；E, in conjunction with gear ring three；F, in conjunction with gear ring
Four；G, combination gear three；H, combination gear four；I, in conjunction with gear ring five；J, in conjunction with gear ring six；K, combination gear five；L, conjunction gear
Wheel six；M, in conjunction with gear ring seven；N, in conjunction with gear ring eight；O, combination gear seven；P, combination gear eight.
Specific implementation mode
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
Multi-speed transmission as shown in Figure 1 can be realized by two primary speed-down respective outer side edges, four double reduction structures
Input shaft 10 can be achieved with the direct-connected of output shaft 20 thus before realization the 9th in eight drive shifts under the action of synchronization structure 2 60
Into shelves；Two primary speed-down respective outer side edges, one reverse gear structure can realize two reverse gear outputs.
Multi-speed transmission as shown in Figure 1, including input shaft 10, jackshaft 30, output shaft 20 and reverse shaft 40, input shaft
It is coaxially fixed with driving gear 1 and driving gear 2 12 on 10, is arranged on jackshaft 30 and engages with driving gear 1
Driven gear 1 and the driven gear 2 32 engaged with driving gear 2 12 are coaxially fixed with sequence setting on jackshaft 30
Eight or nine grades of driving gears, 33,56 grades of driving gears 34, three fourth gear driving gears, 35,1 grades of driving gears 36 and reverse gear input
Gear 37 is coaxially fixed with the reverse idler gear 47 for engaging setting with reverse input gear 37 on reverse shaft 40, is covered on output shaft 20
Equipped with eight or the nine grades of driven gears 23 engaged with eight or nine grades of driving gears 33, engaged with five or six grades of driving gears 34 five or six grades from
Moving gear 24, the three fourth gear driven gears 25 engaged with three fourth gear driving gears 35, engaged with one or two grades of driving gears 36 one
Two grades of driven gears 26 and the reverse output gear 27 engaged with reverse idler gear 47.
As shown in Figure 1, being equipped with the synchronous knot between driven gear 1 and driven gear 2 32 on jackshaft 30
Structure 1, synchronization structure 1 disconnects with driven gear 2 32 and connecting when synchronization structure 1 is sequentially connected with driven gear 1
It connects, synchronization structure 1 is disconnected with driven gear 1 when synchronization structure 1 is sequentially connected with driven gear 2 32.
As shown in Figure 1, output shaft 20 is equipped with synchronous between driving gear 2 12 and eight or nine grades of driven gears 23
Structure 2 60, the synchronization structure 3 70 between five or six grades of driven gears 24 and three fourth gear driven gears 25 and be located at one or two grades
Synchronization structure 4 80 between driven gear 26 and reverse output gear 27.When synchronization structure 2 60 and driving gear 2 12 are driven
Synchronization structure 2 60 is disconnected with eight or nine grades of driven gears 23 when connection, and synchronization structure 2 60 and eight or nine grades of driven gears 23 pass
Synchronization structure 2 60 is disconnected with driving gear 2 12 when dynamic connection.When synchronization structure 3 70 and five or six grades of driven gears 24 pass
Synchronization structure 3 70 is disconnected with three fourth gear driven gears 25 when dynamic connection, synchronization structure 3 70 and three fourth gear driven gears 25
Synchronization structure 3 70 is disconnected with five or six grades of driven gears 24 when drive connection.When synchronization structure 4 80 and one or two grades of driven tooths
Synchronization structure 4 80 is disconnected with reverse output gear 27 when wheel 26 is sequentially connected, synchronization structure 4 80 and reverse output gear
Synchronization structure 4 80 is disconnected with one or two grades of driven gears 26 when 27 drive connection.
As shown in Figure 1, input shaft 10 is parallel with jackshaft 30, jackshaft 30 is parallel with reverse shaft 40, input shaft 10 with it is defeated
Shaft 20 is coaxially disposed.
As shown in Figure 1, the outer diameter of driving gear 1 is more than the outer diameter of driving gear 2 12, eight or nine grades of driving gears 33
Outer diameter is more than the outer diameter of five or six grades of driving gears 34, and the outer diameter of five or six grades of driving gears 34 is more than the outer of three fourth gear driving gears 35
Diameter, the outer diameter of three fourth gear driving gears 35 are more than the outer diameter of one or two grades of driving gears 36.
As shown in Figure 1, synchronization structure 1 includes the synchronous gear hub 1 being coaxially fixed on jackshaft 30, is coaxially arranged
The synchronizing sleeve 1 that setting is engaged with synchronous gear hub 1, the knot set on one 52 one end of synchronizing sleeve in one 51 outside of synchronous gear hub
One a of gear ring and two b of combination gear ring set on one 52 other end of synchronizing sleeve is closed, is coaxially fixed on driven gear 1 and conjunction gear
One c of combination gear that an a is equipped with is enclosed, the knot for being coaxially fixed on driven gear 2 32 and being equipped in conjunction with two b of gear ring
Close two d of gear.Synchronizing sleeve 1 can be axially moved along synchronous gear hub 1, be engaged with one c of combination gear when in conjunction with one a of gear ring
When combine two b of gear ring and combination gear two d to disconnect, combined when being engaged with two d of combination gear in conjunction with two b of gear ring one a of gear ring and
One c of combination gear is disconnected.
As shown in Figure 1, synchronization structure 2 60 includes the synchronous gear hub 2 61 being coaxially fixed on output shaft 20, is coaxially arranged
The synchronizing sleeve 2 62 that setting is engaged with synchronous gear hub 2 61, the knot set on 2 62 one end of synchronizing sleeve in 2 61 outside of synchronous gear hub
Three e of gear ring and four f of combination gear ring set on 2 62 other end of synchronizing sleeve is closed, is coaxially fixed on driving gear 2 12 and conjunction gear
Three g of combination gear that three e are equipped with is enclosed, is coaxially fixed on eight or nine grades of driven gears 23 and is equipped with in conjunction with four f of gear ring
Four h of combination gear.Synchronizing sleeve 2 62 can be axially moved along synchronous gear hub 2 61, as combination three e of gear ring and three g of combination gear
It combines four f of gear ring to be disconnected with four h of combination gear when engagement, gear ring three is combined when being engaged with four h of combination gear in conjunction with four f of gear ring
E is disconnected with three g of combination gear.
As shown in Figure 1, synchronization structure 3 70 includes the synchronous gear hub 3 71 being coaxially fixed on output shaft 20, is coaxially arranged
The synchronizing sleeve 3 72 that setting is engaged with synchronous gear hub 3 71, the knot set on 3 72 one end of synchronizing sleeve in 3 71 outside of synchronous gear hub
Five i of gear ring and six j of combination gear ring set on 3 72 other end of synchronizing sleeve is closed, is coaxially fixed with and ties on five or six grades of driven gears 24
Five k of combination gear that five i of gear ring is equipped with is closed, is coaxially fixed on three fourth gear driven gears 25 and coordinates in conjunction with six j of gear ring
Six l of combination gear of setting.Synchronizing sleeve 3 72 can be axially moved along synchronous gear hub 3 71, when in conjunction with five i of gear ring and conjunction gear
It combines six j of gear ring to be disconnected with six l of combination gear when taking turns five k engagements, is combined when being engaged with six l of combination gear in conjunction with six j of gear ring
Five i of gear ring is disconnected with five k of combination gear.
As shown in Figure 1, synchronization structure 4 80 includes the synchronous gear hub 4 81 being coaxially fixed on output shaft 20, is coaxially arranged
The synchronizing sleeve 4 82 that setting is engaged with synchronous gear hub 4 81, the knot set on 4 82 one end of synchronizing sleeve in 4 81 outside of synchronous gear hub
Seven m of gear ring and eight n of combination gear ring set on 4 82 other end of synchronizing sleeve is closed, is coaxially fixed with and ties on one or two grades of driven gears 26
Seven o of combination gear that seven m of gear ring is equipped with is closed, is coaxially fixed on reverse output gear 27 and is set in conjunction with eight n of gear ring cooperations
Eight p of combination gear set.Synchronizing sleeve 4 82 can be axially moved along synchronous gear hub 4 81, when in conjunction with seven m of gear ring and combination gear
Eight n of gear ring is combined to be disconnected with eight p of combination gear when seven o are engaged, the conjunction gear when being engaged with eight p of combination gear in conjunction with eight n of gear ring
Seven m and seven o of combination gear is enclosed to disconnect.
Single clutch (using traditional diaphragm spring type single clutch) driving can be used in this multi-speed transmission, while can be arranged
Control rod double makes multi gear manual transmission (such as patent CN205806370U major and minor joystick systems announced etc.),
Automatically controlled, hydraulic control mechanism can also be installed additional and realize novel multidrive.
Table 1
Synchronous arrangement works state, speed ratio, rank are than signal table under each gear
1 "●" of table indicates the synchronization structure side combination gear and combines gear ring joggleword.
Gear ratios in table 1 refer to the ratio between 10 rotating speed of input shaft and 20 rotating speed of output shaft under the gear, the speed ratio by
The master and slave number of gear teeth ratio for participating in the gear pair that power transmits determines.When one 11 number of teeth of driving gear be 31, driven gear one
31 numbers of teeth are 47, and 2 12 number of teeth of driving gear is 29, and 2 32 number of teeth of driven gear is that 54,1 grades of 36 numbers of teeth of driving gear are
16,1 grades of 26 numbers of teeth of driven gear are 47, and three fourth gear driving gears, 35 number of teeth is 27, and three fourth gear driven gears, 25 number of teeth is
43,56 grades of 34 numbers of teeth of driving gear are that 39,56 grades of 24 numbers of teeth of driven gear are that 35,89 grades of 33 numbers of teeth of driving gear are
55,89 grades of 23 numbers of teeth of driven gear are 24, and 37 number of teeth of reverse input gear is 16, and 27 number of teeth of reverse output gear is 44,
When shelves 47 number of teeth of idle pulley is 29, you can realize the gear ratios in table 1, while the overall ratio range of drive shift is up to 8.263, and
Gear rank ratio is again relatively small, in this way, speed changer is just more easy to meet the needs of high economy of vehicle and high ride.
Tunnel is transmitted to the power under the realization process of nine drive shifts and two reverse gears and a gear in conjunction with table 1 and attached drawing 1
Line is described in detail.
When reverse gear 1 " Rev1 " state, two b of combination gear ring in synchronization structure 1 is engaged with two d of combination gear, engagement from
2 32 passing power of moving gear, while eight n of combination gear ring in synchronization structure 4 80 is engaged with eight p of combination gear, engages reverse gear
27 passing power of output gear, other synchronization structures do not work.Power transmission line under the gear inside speed changer is：Successively
Through input shaft 10 → driving gear, 2 12 → driven gear, 2 32 → synchronization structure, one 50 → jackshaft, 30 → reverse input gear
37 → reverse idler gear, 47 → reverse output gear, 27 → synchronization structure 4 80 → finally reach output shaft 20.Wherein reverse idler gear 47
Play the role of transmitting power to reverse output gear 27 and change the latter's rotation direction, to form reverse gear " Rev1 ".
When reverse gear 2 " Rev2 " state, one a of combination gear ring in synchronization structure 1 is engaged with one c of combination gear, engagement from
One 31 passing power of moving gear, while eight n of combination gear ring in synchronization structure 4 80 is engaged with eight p of combination gear, engages reverse gear
27 passing power of output gear, other synchronization structures do not work.Power transmission line under the gear inside speed changer is：Successively
Through input shaft 10 → driving gear, one 11 → driven gear, one 31 → synchronization structure, one 50 → jackshaft, 30 → reverse input gear
37 → reverse idler gear, 47 → reverse output gear, 27 → synchronization structure 4 80 → finally reach output shaft 20.With reverse gear 1 " Rev1 "
State is identical, and wherein reverse idler gear 47 equally plays the work for transmitting power to reverse output gear 27 and changing the latter's rotation direction
With to form reverse gear " Rev2 ".
When one grade of " 1st " state, two b of combination gear ring in synchronization structure 1 is engaged with two d of combination gear, and engagement is driven
2 32 passing power of gear, while seven m of combination gear ring in synchronization structure 4 80 is engaged with seven o of combination gear, engagement reverse gear is defeated
Go out 27 passing power of gear, other synchronization structures do not work.Power transmission line under the gear inside speed changer is：It passes through successively
Input shaft 10 → driving gear, 2 12 → driven gear, 2 32 → synchronization structure one 50 → jackshaft, 30 → 1 grades of driving gears
36 → 1 grades of 26 → synchronization structures of driven gear 4 80 → finally reach output shaft 20.
When two grades of " 2nd " states, one a of combination gear ring in synchronization structure 1 is engaged with one c of combination gear, and engagement is driven
One 31 passing power of gear, while seven m of combination gear ring in synchronization structure 4 80 is engaged with seven o of combination gear, engagement reverse gear is defeated
Go out 27 passing power of gear, other synchronization structures do not work.Power transmission line under the gear inside speed changer is：It passes through successively
Input shaft 10 → driving gear, one 11 → driven gear, one 31 → synchronization structure one 50 → jackshaft, 30 → 1 grades of driving gears
36 → 1 grades of 26 → synchronization structures of driven gear 4 80 → finally reach output shaft 20.
When third gear " 3rd " state, two b of combination gear ring in synchronization structure 1 is engaged with two d of combination gear, and engagement is driven
2 32 passing power of gear, while six j of combination gear ring in synchronization structure 3 70 is engaged with six l of combination gear, engages three fourth gear
25 passing power of driven gear, other synchronization structures do not work.Power transmission line under the gear inside speed changer is：Successively
Through one 50 → jackshaft of input shaft 10 → driving gear, 2 12 → driven gear, 2 32 → synchronization structure, 30 → tri- fourth gear driving tooth
35 → tri- 25 → synchronization structure of fourth gear driven gear 3 70 of wheel → finally reach output shaft 20.
When fourth gear " 4th " state, one a of combination gear ring in synchronization structure 1 is engaged with one c of combination gear, and engagement is driven
One 31 passing power of gear, while six j of combination gear ring in synchronization structure 3 70 is engaged with six l of combination gear, engages three fourth gear
25 passing power of driven gear, other synchronization structures do not work.Power transmission line under the gear inside speed changer is：Successively
Through one 50 → jackshaft of input shaft 10 → driving gear, one 11 → driven gear, one 31 → synchronization structure, 30 → tri- fourth gear driving tooth
35 → tri- 25 → synchronization structure of fourth gear driven gear 3 70 of wheel → finally reach output shaft 20.
When five grades of " 5th " states, two b of combination gear ring in synchronization structure 1 is engaged with two d of combination gear, and engagement is driven
2 32 passing power of gear, while five i of combination gear ring in synchronization structure 3 70 is engaged with five k of combination gear, engages five or six grades
24 passing power of driven gear, other synchronization structures do not work.Power transmission line under the gear inside speed changer is：Successively
Through input shaft 10 → driving gear, 2 12 → driven gear, 2 32 → synchronization structure one 50 → jackshaft, 30 → 56 grades of driving tooths
34 → 56 grades of 24 → synchronization structures of driven gear 3 70 of wheel → finally reach output shaft 20.
When six grades of " 6th " states, one a of combination gear ring in synchronization structure 1 is engaged with one c of combination gear, and engagement is driven
One 31 passing power of gear, while five i of combination gear ring in synchronization structure 3 70 is engaged with five k of combination gear, engages five or six grades
24 passing power of driven gear, other synchronization structures do not work.Power transmission line under the gear inside speed changer is：Successively
Through input shaft 10 → driving gear, one 11 → driven gear, one 31 → synchronization structure one 50 → jackshaft, 30 → 56 grades of driving tooths
34 → 56 grades of 24 → synchronization structures of driven gear 3 70 of wheel → finally reach output shaft 20.
When seven grades of " 7th " states, three e of combination gear ring in synchronization structure 2 60 is engaged with three g of combination gear, engagement input
Axis 10 and passing power, other synchronizers do not work.Power transmission line under the gear inside speed changer is：Successively through input
10 → synchronization structure of axis 2 60 → finally reach output shaft 20.The gear is direct high, and power is transmitted without any gear pair, directly
Connect one to one transmission output.
When eight grades of " 8th " states, two b of combination gear ring in synchronization structure 1 is engaged with two d of combination gear, and engagement is driven
2 32 passing power of gear, four f of combination gear ring in synchronization structure 2 60 are engaged with four h of combination gear, synchronous eight or nine grades of engagement
Driven gear 23 and passing power, other synchronizers do not work.Power transmission line under the gear inside speed changer is：Successively
Through input shaft 10 → driving gear, 2 12 → driven gear, 2 32 → synchronization structure one 50 → jackshaft, 30 → 89 grades of driving tooths
33 → 89 grades of 23 → synchronization structures of driven gear 2 60 of wheel → finally reach output shaft 20.
When nine grades of " 9th " states, one a of combination gear ring in synchronization structure 1 is engaged with one c of combination gear, and engagement is driven
One 31 passing power of gear, while four f of combination gear ring in synchronization structure 2 60 is engaged with four h of combination gear, synchronous engagement eight
Nine grades of driven gears 23 and passing power, other synchronizers do not work.Power transmission line under the gear inside speed changer is：
Successively through input shaft 10 → driving gear, one 11 → driven gear, one 31 → synchronization structure one 50 → jackshaft, 30 → 89 grades of masters
Moving gear 33 → eight or nine grade 23 → synchronization structure of driven gear 2 60 → finally reach output shaft 20.
When neutral gear " N " state, synchronization structure 1, synchronization structure 2 60, synchronization structure 3 70 and synchronization structure 4 80 are equal
It does not work, speed changer internal motivation interrupts, not passing power.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (8)
1. a kind of multi-speed transmission, including input shaft, jackshaft and output shaft, the input shaft are arranged in parallel with jackshaft,
The output shaft is coaxially disposed with input shaft, which is characterized in that primary speed-down is equipped between the input shaft and jackshaft
Structure one and primary speed-down structure two subtract equipped with double reduction structure I and II successively between the jackshaft and output shaft
Fast structure two, double reduction structure three, double reduction structure four and reverse gear structure, the primary speed-down structure one subtract with level-one
It is equipped with synchronization structure one between fast structure two, synchronous knot is equipped between the primary speed-down structure two and double reduction structure one
Structure two is equipped with synchronization structure three, the double reduction knot between the double reduction structure two and double reduction structure three
Synchronization structure four is equipped between structure four and reverse gear structure.
2. multi-speed transmission according to claim 1, which is characterized in that the primary speed-down structure one includes set on defeated
Enter the driving gear one on axis and the driven gear one being equipped with driving gear one on jackshaft, the level-one
Slowing-down structure two includes the driving gear two being set on input shaft and being equipped with driving gear two on jackshaft
Driven gear two, the synchronization structure one are set between driven gear one and driven gear two.
3. multi-speed transmission according to claim 1, which is characterized in that the double reduction structure one includes in being set to
Eight or nine grades of driving gears on countershaft and eight or nine grades of driven tooths being equipped with eight or nine grades of driving gears on output shaft
Wheel, the synchronization structure two are set between driving gear two and eight or nine grades of driven gears；The double reduction structure two is wrapped
Include five or six grades of driving gears on jackshaft and five or six be equipped with five or six grades of driving gears on output shaft
Shelves driven gear, the double reduction structure three include being set to three fourth gear driving gears on jackshaft and on output shaft
Three fourth gear driven gears being equipped with three fourth gear driving gears, the synchronization structure three be set to five or six grades of driven gears
Between three fourth gear driven gears；The double reduction structure four includes one or two grades of driving gears being set on jackshaft and sets
In one or two grades of driven gears on output shaft, described 1 grades of driven gears are equipped with one or two grades of driving gears.
4. multi-speed transmission according to claim 3, which is characterized in that the reverse gear structure includes parallel with output shaft
The reverse shaft of setting, the reverse input gear on jackshaft, the reverse idler gear on reverse shaft and on the output shaft
Reverse output gear, the reverse idler gear is equipped with reverse input gear and reverse output gear simultaneously, described
Synchronization structure four is set to one or two grades between driven gear and reverse output gear.
5. multi-speed transmission according to claim 2, which is characterized in that the synchronization structure one includes coaxially being fixed on
Synchronous gear hub one, coaxial sleeve on jackshaft are set to the synchronizing sleeve that setting is engaged with synchronous gear hub one in one outside of synchronous gear hub
One, set on the combination gear ring one of one one end of synchronizing sleeve and set on the combination gear ring two of one other end of synchronizing sleeve, the driven tooth
The combination gear one for being coaxially fixed on one and being equipped in conjunction with gear ring one is taken turns, is coaxially fixed on the driven gear two
With the combination gear two being equipped in conjunction with gear ring two.
6. multi-speed transmission according to claim 3, which is characterized in that the synchronization structure two includes coaxially being fixed on
Synchronous gear hub two, the coaxial synchronizing sleeve that setting is engaged with synchronous gear hub two for being set in two outside of synchronous gear hub on output shaft
Two, set on the combination gear ring three of two one end of synchronizing sleeve and set on the combination gear ring four of two other end of synchronizing sleeve, the driving tooth
The combination gear three for being coaxially fixed on two and being equipped in conjunction with gear ring three is taken turns, is coaxially consolidated on described 89 grades of driven gears
The combination gear four for being connected with and being equipped in conjunction with gear ring four.
7. multi-speed transmission according to claim 3, which is characterized in that the synchronization structure three includes coaxially being fixed on
Synchronous gear hub three, the coaxial synchronizing sleeve that setting is engaged with synchronous gear hub three for being set in three outside of synchronous gear hub on output shaft
Three, set on the combination gear ring five of three one end of synchronizing sleeve and set on the combination gear ring six of three other end of synchronizing sleeve, described 56 grades
The combination gear five for being coaxially fixed on driven gear and being equipped in conjunction with gear ring five, it is same on the three fourth gear driven gears
The combination gear six that axis is fixed with and is equipped in conjunction with gear ring six.
8. multi-speed transmission according to claim 4, which is characterized in that the synchronization structure four includes coaxially being fixed on
Synchronous gear hub four, the coaxial synchronizing sleeve that setting is engaged with synchronous gear hub four for being set in four outside of synchronous gear hub on output shaft
Four, set on the combination gear ring seven of four one end of synchronizing sleeve and set on the combination gear ring eight of four other end of synchronizing sleeve, described 1 grades
The combination gear seven for being coaxially fixed on driven gear and being equipped in conjunction with gear ring seven, it is coaxial on the reverse output gear
The combination gear eight for being fixed with and being equipped in conjunction with gear ring eight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820021030.4U CN207777545U (en) | 2018-01-05 | 2018-01-05 | Multi-speed transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820021030.4U CN207777545U (en) | 2018-01-05 | 2018-01-05 | Multi-speed transmission |
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| Publication Number | Publication Date |
|---|---|
| CN207777545U true CN207777545U (en) | 2018-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820021030.4U Active CN207777545U (en) | 2018-01-05 | 2018-01-05 | Multi-speed transmission |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108458062A (en) * | 2018-01-05 | 2018-08-28 | 浙江中马传动股份有限公司 | Multi-shifting speed variator |
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2018
- 2018-01-05 CN CN201820021030.4U patent/CN207777545U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108458062A (en) * | 2018-01-05 | 2018-08-28 | 浙江中马传动股份有限公司 | Multi-shifting speed variator |
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