CN207364238U - Commercial car 12 keeps off automatic mechanical transmission - Google Patents
Commercial car 12 keeps off automatic mechanical transmission Download PDFInfo
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- CN207364238U CN207364238U CN201721470413.1U CN201721470413U CN207364238U CN 207364238 U CN207364238 U CN 207364238U CN 201721470413 U CN201721470413 U CN 201721470413U CN 207364238 U CN207364238 U CN 207364238U
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Abstract
The utility model discloses a kind of commercial car 12 to keep off automatic mechanical transmission, it includes derailleur body, shifting actuator, clutch actuator, intermediate shaft brake control valve and odd-side control valve.The major and minor case of speed changer is using double intermediate shaft structures, and no synchronizer, gearshift is light, compact-sized.Shifting actuator is driven using motor, and low noise is pollution-free, and clutch actuator is driven using electropneumatic mode, and response is fast, High power output.Intermediate shaft brake is arranged in inside speed changer procapsid, is connected with jackshaft, simple and reliable for structure, and braking moment can adjust by adjusting the quantity of friction plate.The transmission assembly is realized automatic gear change function, is simplified driver's operation, improve vehicle comfort and fuel economy by TCU Comprehensive Controls.
Description
Technical field
The utility model belongs to Technology of Automatic Transmission for vehicle field, and more particularly to a kind of commercial car 12 is kept off mechanical automatic
Speed changer.
Background technology
At present, the matched speed changer of domestic commercial car is substantially manually, and manual transmission price is low, simple in structure easy
Manufacture, is easy-maintaining, but the labor intensity of driver is larger, the multi-shifting speed variator of the especially 10 gear above is, it is necessary to frequently step on
Lower clutch is shifted gears again, and being also easy to produce fatigue influences traffic safety.And automatic transmission then simplifies the operation of driver, while mould
Intend the operation of outstanding driver, reduce fuel consumption, improve power train service life.Therefore, matching automatic transmission is commercial
The inexorable trend of driving skills art development.
Automatic mechanical transmission (hereinafter referred to as AMT), is based on manual transmission, is performed by matching shifting
Device, clutch actuator, the control command sent by transmission control unit (hereinafter referred to as TCU), realize that speed changer is automatic
Select gear shift function.The advantages such as AMT speed changers have transmission efficiency, simple in structure, maintenance cost is low, are adapted in commercial car field
It is a wide range of to promote.In European ＆ American Market, the occupation rate of AMT has had reached more than 70%, but at home also at the early-stage
Stage, therefore greatly develop AMT technologies and not only facilitate commercial car skill upgrading, more enhancing is domestic from the international competing of major product
Strive power and provide technological reserve.
Utility model content
The utility model aim is to provide a kind of commercial car 12 and keeps off automatic mechanical transmission, during its major and minor case use is double
Between axle construction, no synchronizer, gearshift it is light, it is compact-sized.Shifting actuator is driven using motor, and low noise is pollution-free, from
Clutch actuator is driven using electropneumatic mode, and response is fast, High power output.
The utility model solves technical problem and adopts the following technical scheme that：A kind of commercial car 12 keeps off mechanical automatic speed changing
Device, it includes derailleur body, shifting actuator, clutch actuator, intermediate shaft brake control valve and odd-side control valve；
The derailleur body includes housing, and the axle assembly, two axle assemblies, the left countershaft that are arranged in housing are total
Into, right countershaft assembly and odd-side assembly, the left countershaft assembly is identical with right countershaft assembly structure, and is located at institute respectively
The both sides of two axle assemblies are stated, and the left countershaft assembly and right countershaft assembly are engaged with the axle assembly gear, institute
Left countershaft assembly and right countershaft assembly is stated also to engage by gear with two axle assemblies；Odd-side assembly passes through with two axle assemblies
Sun gear gear engages；
The shifting actuator is fixed on the top of derailleur body, passes through changing for shifting shifting block and derailleur body
Shift fork connection is kept off, realizes that shifting acts；
The clutch actuator is fixed on the lower section of derailleur body, is connected by tappet with clutch release fork；Top
Bar promotes clutch release fork movement, plays the role of lever and drives release bearing to be translated on an axle assembly, realizes clutch
Separation and combination；
The intermediate shaft brake control valve is fixed by the bracket to be fixed in the top of derailleur body, odd-side control valve
Above the odd-side assembly of derailleur body.
Optionally, the odd-side control valve is fixed in the auxiliary box cylinder of derailleur body, its air inlet passes through pressure reducing valve
It is connected with speed changer tracheae assembly, gas outlet gas circuit corresponding with auxiliary box cylinder is connected.
Optionally, the commercial car 12 keeps off automatic mechanical transmission and further includes intermediate shaft brake, the jackshaft system
Dynamic device is arranged in derailleur body front end, is fixed on the procapsid of derailleur body, the friction plate in intermediate shaft brake with
The front end of the right countershaft assembly of derailleur body is connected by spline；The air inlet of the intermediate shaft brake control valve and change
Fast device tracheae assembly connection, gas outlet is connected by intermediate shaft brake tracheae with intermediate shaft brake front end.
Optionally, the commercial car 12 keeps off automatic mechanical transmission and further includes oil pump, and the oil pump is arranged in speed changer
Body front end, the latch of oil pump is placed in the cotter way of the front end of the left countershaft assembly of derailleur body, by the left countershaft
Assembly drives work, and the filter in the oil inlet and derailleur body of oil pump lower part is connected by oil inlet pipe, oil pump it is fuel-displaced
Mouth is connected by petroleum pipeline with the forced feed lubrication oil pipe in derailleur body, and passes through intermediate shaft brake oil pipe and jackshaft
Brake connects, and cooling and lubrication are provided for the friction plate of brake.
Optionally, the commercial car 12 keeps off automatic mechanical transmission and further includes input shaft rotating speed sensor, the input
Shaft speed transducer is arranged in above the left countershaft assembly reduction gearing of main tank of derailleur body, total for measuring left countershaft
Into tach signal.
Optionally, the commercial car 12 keeps off automatic mechanical transmission and further includes output shaft speed sensor, the output
Shaft speed transducer is arranged in above transmission output shaft counter wheel, is fixed on speed changer rear bearing cover housing.
Optionally, the commercial car 12 keeps off automatic mechanical transmission and further includes oil temperature sensor, the oil temperature sensor
Speed changer side bottom is arranged in, for monitoring gearbox oil temperature.
Optionally, the commercial car 12 keeps off automatic mechanical transmission and further includes displacement sensor, institute's displacement sensors
It is fixed in auxiliary box cylinder, judges whether odd-side gearshift is completed by detecting auxiliary box cylinder piston position.
Optionally, the commercial car 12 keeps off automatic mechanical transmission and further includes TCU, and the TCU is arranged in vehicle vehicle frame
On longeron, and the TCU connects shifting actuator, clutch actuator, intermediate shaft brake respectively by speed changer harness
Control valve, odd-side control valve, input shaft rotating speed sensor, output shaft speed sensor, oil temperature sensor and displacement sensor, connects
Rotating speed, the oil provided from input shaft rotating speed sensor, output shaft speed sensor, oil temperature sensor and displacement sensor is provided
Gentle displacement signal, selects optimal gearshift opportunity and strategy, by controlling shifting actuator, clutch actuator, odd-side
Control valve and intermediate shaft brake control valve operation transmission body complete shifting action.
The utility model has the advantages that：The commercial car 12 of the utility model is kept off automatic mechanical transmission and is used
Modularized design, realizes all-terrain baby self shifter, and simple to operate, energy conservation and environmental protection is reliability and durability, following country heavy truck market
Developing direction；By TCU Comprehensive Controls, automatic gear change function is realized, simplify driver's operation, improve vehicle comfort and fuel oil
Economy.
Brief description of the drawings
Fig. 1 is that the commercial car 12 of the utility model keeps off the front view of automatic mechanical transmission；
Fig. 2 is that the commercial car 12 of the utility model keeps off the top view of automatic mechanical transmission；
Fig. 3 is that the commercial car 12 of the utility model keeps off the left view of automatic mechanical transmission；
Fig. 4 is that the commercial car 12 of the utility model keeps off the sectional view of automatic mechanical transmission；
Fig. 5 is that the commercial car 12 of the utility model keeps off the structure principle chart of automatic mechanical transmission；
The mark in the figure shows：1- derailleur bodies；2- shifting actuators；3- clutch actuators；4- jackshaft systems
Dynamic device；5- oil pumps；6- input shaft rotating speed sensors；7- output shaft speed sensor；8- oil temperature sensors；9- intermediate shaft brakes
Control valve；10- odd-side control valves；11- pressure reducing valves；12- speed changer harness；13- speed changer tracheae assemblies；14- intermediate shaft brakes
Device tracheae；15- intermediate shaft brake oil pipes；16- forced feed lubrication oil pipes；Mono- axle assemblies of 17-；Bis- axle assemblies of 18-；The right centres of 19-
Axle assembly；The left countershaft assemblies of 20-；21- odd-side assemblies；22- clutch release forks；23- release bearings；24- engine flywheels；
25- clutches.
Embodiment
The technical solution of the utility model is further elaborated with reference to embodiment and attached drawing.
Embodiment 1
Present embodiments provide a kind of commercial car 12 and keep off automatic mechanical transmission, it includes derailleur body 1, shifting
Actuator 2, clutch actuator 3, intermediate shaft brake 4 and odd-side control valve 10.
As depicted in figs. 1 and 2, the shifting actuator 2 is fixed on the middle casing of derailleur body 1 by four bolts
Top, clutch actuator 3 is fixed on the lower section of the procapsid of derailleur body 1, intermediate shaft brake by four bolts
Control valve 9 is fixed by the bracket above the middle casing of derailleur body 1, and odd-side control valve 10 is fixed on change by three bolts
Above the odd-side assembly of fast device body 1.
TCU connects shifting actuator 2, clutch actuator 3, intermediate shaft brake control respectively by speed changer harness 12
Valve 9 processed, odd-side control valve 10 and each sensor (input shaft rotating speed sensor 6, output shaft speed sensor 7, oil temperature sensing
Device 8, displacement sensor and the switch that reverses gear), the signals such as rotating speed, oil temperature and the displacement provided from each sensor, selection are provided
Optimal gearshift opportunity and strategy, by controlling shifting actuator 2, clutch actuator 3, odd-side control valve 10, jackshaft
Brake control valve 9 manipulates corresponding derailleur body 1 and completes shifting action；What the speed changer harness 12 was connected with TCU
One end is arranged in 1 side of derailleur body, and the TCU is arranged on vehicle longitudinal beam.
As shown in Figure 3 and Figure 4, the derailleur body 1 is the double intermediate shaft structures of major-minor case, and main tank is by shifting actuator
2 control sliding gear collars realize 6 forward gears and 1 reverses gear, and odd-side is synchronous by auxiliary box cylinder (odd-side control valve 10) control odd-side
Device realizes 2 gears of height, forms 12 forward gears altogether and 2 reverse gear.
Whole housings of derailleur body 1 use aluminum alloy material, realize speed changer lightweight, become with same structural iron housing
Fast device compares weight saving 100kg, while improves transmission assembly heat-sinking capability；The odd-side whole axis tooth of derailleur body 1
Using helical teeth structure, the bearing capacity of transmission assembly is improved, transmission assembly input torque is reached 2300Nm, the service life reaches
1500000 kilometers；Odd-side bottom right jackshaft is designed using long spline, facilitates the requests for alternations of power takeoff.
The derailleur body 1 includes housing, and the axle assembly 17, two axle assemblies 18, left being arranged in housing
Between axle assembly 19, right countershaft assembly 20 and odd-side assembly 21,20 structure of the left countershaft assembly 19 and right countershaft assembly
It is identical, and respectively be located at two axle assembly 18 both sides, and the left countershaft assembly 19 and right countershaft assembly 20 with
One axle assembly, the 17 gear engagement, and be sequentially connected, and the left countershaft assembly 19 and right countershaft assembly 20 are also equal
Engaged, and be sequentially connected by gear with two axle assemblies 18；Odd-side assembly 21 is engaged with two axle assemblies 18 by sun gear gear；
The power provided by engine is accessed by clutch, and passes to an axle assembly 17, left countershaft assembly 19, right centre successively
Axle assembly 20, two axle assemblies 18 and odd-side assembly 21, export finally by the output flange being connected with odd-side assembly 21.
As shown in Figure 1, Figure 2 with shown in Fig. 5, shifting actuator 2 be connected by screw be fixed on 1 head cover of derailleur body connection
Face, side are connected on case of transmission 1 by stent auxiliary, and the gear shifting pulling head of shifting actuator 2 is placed in derailleur body 1
Shifting mouth in.Shifting actuator 2 receives the control signal from TCU by speed changer harness 12, passes through horizontal block selecting
Servomotor and longitudinal indexing servo motor driving gear shifting pulling head, realize that speed changer main tank shifting acts, i.e., horizontal block selecting is watched
Take motor and be responsible for block selecting action, maximum block selecting power 200N, most fast 0.08s, longitudinal indexing servo motor are responsible for gear shifting action, maximum
Gear shifting force 2000N, most fast 0.15s, drive gear shifting pulling head to realize that speed changer main tank shifting acts by two motors.
As shown in Fig. 1, Fig. 3 and Fig. 5, clutch actuator 3 is arranged in 1 bottom of derailleur body, passes through screw and clutch
Device housing connects, and is connected to by stent auxiliary on case of transmission, the tappet of clutch actuator 3 withstands on clutch release fork
In 22 ball-and-socket, its air inlet is connected with speed changer tracheae assembly 13.Clutch actuator 3 by speed changer harness 12 receive come
From the control signal of TCU, acted by pneumatic control tappet, promote clutch release fork 22 to drive release bearing 23 total in an axis
Translated on into 17, controlled clutch separation and engagement.
As shown in Figure 1, Figure 2 with shown in Fig. 5, odd-side control valve 10 is directly fixed by screws in the auxiliary box cylinder of derailleur body
On, its air inlet is connected by pressure reducing valve 11 with speed changer tracheae assembly 13, and gas outlet gas circuit corresponding with auxiliary box cylinder is connected.It is secondary
Case control valve 10 receives the control signal from TCU by speed changer harness 12, realizes the high to low gear switching of secondary box of gearbox, complete
Into the gear shifting action of odd-side.
As shown in Fig. 3, Fig. 4 and Fig. 5, intermediate shaft brake 4 is arranged in 1 front end of derailleur body, is secured by bolts in
On the procapsid of derailleur body 1, before the right countershaft assembly 19 of friction plate and derailleur body in intermediate shaft brake 4
End is connected by spline.Intermediate shaft brake control valve 9 is fixed by the bracket on case of transmission, its air inlet and speed changer
Tracheae assembly 13 connects, and gas outlet is connected by intermediate shaft brake tracheae 14 with 4 front end of intermediate shaft brake.Intermediate shaft brake
Device control valve 9 receives the control signal from TCU by speed changer harness 12, passes through 4 piston of pneumatic control intermediate shaft brake
Action, piston compress the friction plate in intermediate shaft brake 4, and friction plate is connected with the front end spline of right countershaft assembly 19, from
And realize the braking to jackshaft, braking moment reaches 96Nm, and auxiliary shifting actuator 2 completes main tank gear shifting action.
As shown in Fig. 3, Fig. 4 and Fig. 5, oil pump 5 is arranged in 1 front end of derailleur body, and the latch of oil pump is placed in speed changer sheet
In the cotter way of the front end of the left countershaft assembly 20 of body, work is driven by it, in the oil inlet and derailleur body of oil pump lower part
Filter connected by oil inlet pipe, the oil outlet of oil pump is connected by petroleum pipeline and the forced feed lubrication oil pipe 16 in derailleur body
Connect, connected by intermediate shaft brake oil pipe 15 and intermediate shaft brake 4, cooling and lubrication are provided for the friction plate of brake.
As shown in Figure 1, Figure 2 with shown in Fig. 5, the left countershaft of main tank that input shaft rotating speed sensor 6 is arranged in derailleur body 1 is total
Above into 20 reduction gearing, it is screwed on speed changer procapsid, measures main tank jackshaft tach signal, pass through speed changer
Harness 12 feeds back the tach signal of an axle assembly 17 to TCU is changed to.
As shown in Fig. 2, output shaft speed sensor 7 is arranged in above transmission output shaft counter wheel, it is screwed
On speed changer rear bearing cover housing, the tach signal of transmission output shaft is fed back to TCU by speed changer harness 12, while is whole
Car provides mileage.
As shown in Figure 1, oil temperature sensor 8 is arranged in the side bottom of derailleur body, it is threadedly coupled, monitors transmission oil
Temperature, feeds back gearbox oil temperature signal to TCU is changed to by speed changer harness 12, corrects gearshift parameter in real time, judge optimal gearshift
Opportunity.
The displacement sensor, which is connected by screw, to be fixed in auxiliary box cylinder, by detecting auxiliary box cylinder piston position
Judge whether odd-side gearshift is completed, and corresponding signal is supplied to TCU, judge for Shifting.
The commercial car 12 of the utility model keeps off automatic mechanical transmission and uses modularized design, realizes that all-terrain baby is moved certainly
Gear, simple to operate, energy conservation and environmental protection is reliability and durability, following country heavy truck market development direction；It is real by TCU Comprehensive Controls
Existing automatic gear change function, simplifies driver's operation, improves vehicle comfort and fuel economy.
The sequencing of above example only for ease of describing, does not represent the quality of embodiment.
Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that：
It can still modify the technical solution described in foregoing embodiments, or which part technical characteristic is carried out etc.
With replacement；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the utility model technology
The spirit and scope of scheme.
Claims (9)
1. a kind of commercial car 12 keeps off automatic mechanical transmission, it is characterised in that including derailleur body, shifting actuator,
Clutch actuator, intermediate shaft brake control valve and odd-side control valve；
The derailleur body includes housing, and be arranged in housing an axle assembly, two axle assemblies, left countershaft assembly,
Right countershaft assembly and odd-side assembly, the left countershaft assembly is identical with right countershaft assembly structure, and respectively positioned at described
The both sides of two axle assemblies, and the left countershaft assembly and right countershaft assembly are engaged with the axle assembly gear, it is described
Left countershaft assembly and right countershaft assembly are also engaged with two axle assemblies by gear；Odd-side assembly and two axle assemblies pass through too
Positive wheel gear engagement；
The shifting actuator is fixed on the top of derailleur body, is dialled by the gearshift of shifting shifting block and derailleur body
Fork connection, realizes that shifting acts；
The clutch actuator is fixed on the lower section of derailleur body, is connected by tappet with clutch release fork；Mandril pushes away
Dynamic clutch release fork movement, plays the role of lever and drives release bearing to be translated on an axle assembly, realizes point of clutch
From with combination；
The intermediate shaft brake control valve is fixed by the bracket is fixed on speed change in the top of derailleur body, odd-side control valve
Above the odd-side assembly of device body.
2. commercial car 12 according to claim 1 keeps off automatic mechanical transmission, it is characterised in that the odd-side control valve
Be fixed in the auxiliary box cylinder of derailleur body, its air inlet is connected by pressure reducing valve with speed changer tracheae assembly, gas outlet with
Auxiliary box cylinder corresponds to gas circuit and is connected.
3. commercial car 12 according to claim 1 keeps off automatic mechanical transmission, it is characterised in that further includes jackshaft system
Dynamic device, the intermediate shaft brake are arranged in derailleur body front end, are fixed on the procapsid of derailleur body, jackshaft system
The front end of the right countershaft assembly of friction plate and derailleur body in dynamic device is connected by spline；The intermediate shaft brake control
The air inlet of valve processed is connected with speed changer tracheae assembly, and gas outlet passes through intermediate shaft brake tracheae and intermediate shaft brake front end
Connection.
4. commercial car 12 according to claim 1 keeps off automatic mechanical transmission, it is characterised in that further includes oil pump, institute
State oil pump and be arranged in derailleur body front end, the latch of oil pump is placed in the cotter way of the front end of the left countershaft assembly of derailleur body
Interior, by the left countershaft assembly driving work, the filter in the oil inlet and derailleur body of oil pump lower part passes through oil inlet
Pipe connects, and the oil outlet of oil pump is connected by petroleum pipeline with the forced feed lubrication oil pipe in derailleur body, and passes through jackshaft
Brake oil pipe is connected with intermediate shaft brake, and cooling and lubrication are provided for the friction plate of brake.
5. commercial car 12 according to claim 1 keeps off automatic mechanical transmission, it is characterised in that further includes input shaft and turns
Fast sensor, the input shaft rotating speed sensor arrangement above the left countershaft assembly reduction gearing of main tank of derailleur body,
For measuring the tach signal of left countershaft assembly.
6. commercial car 12 according to claim 1 keeps off automatic mechanical transmission, it is characterised in that further includes output shaft and turns
Fast sensor, the output shaft speed sensor are arranged in above transmission output shaft counter wheel, are fixed on bearing after speed changer
In lid housing.
7. commercial car 12 according to claim 1 keeps off automatic mechanical transmission, it is characterised in that further includes oil temperature sensing
Device, the oil temperature sensor is arranged in speed changer side bottom, for monitoring gearbox oil temperature.
8. commercial car 12 according to claim 2 keeps off automatic mechanical transmission, it is characterised in that further includes displacement sensing
Device, institute's displacement sensors are fixed in auxiliary box cylinder, judge whether odd-side is shifted gears complete by detecting auxiliary box cylinder piston position
Into.
9. commercial car 12 according to claim 1 keeps off automatic mechanical transmission, it is characterised in that TCU is further included, it is described
TCU is arranged on vehicle longitudinal beam, and the TCU connects shifting actuator respectively by speed changer harness, and clutch is held
Row device, intermediate shaft brake control valve, odd-side control valve, input shaft rotating speed sensor, output shaft speed sensor, oil temperature sensing
Device and displacement sensor, reception come from input shaft rotating speed sensor, output shaft speed sensor, oil temperature sensor and displacement sensing
Rotating speed, oil temperature and the displacement signal that device is provided, select optimal gearshift opportunity and strategy, by control shifting actuator,
Clutch actuator, odd-side control valve and intermediate shaft brake control valve operation transmission body complete shifting action.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721470413.1U CN207364238U (en) | 2017-11-07 | 2017-11-07 | Commercial car 12 keeps off automatic mechanical transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721470413.1U CN207364238U (en) | 2017-11-07 | 2017-11-07 | Commercial car 12 keeps off automatic mechanical transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207364238U true CN207364238U (en) | 2018-05-15 |
Family
ID=62346241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721470413.1U Active CN207364238U (en) | 2017-11-07 | 2017-11-07 | Commercial car 12 keeps off automatic mechanical transmission |
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| Country | Link |
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| CN (1) | CN207364238U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107781396A (en) * | 2017-11-07 | 2018-03-09 | 中国第汽车股份有限公司 | Commercial car 12 keeps off automatic mechanical transmission |
| CN109163031A (en) * | 2018-09-26 | 2019-01-08 | 陕西法士特齿轮有限责任公司 | A kind of AMT intermediate shaft brake structure |
| CN109404527A (en) * | 2018-12-25 | 2019-03-01 | 苏州绿控传动科技股份有限公司 | A kind of gearbox designs with odd-side |
| CN110116615A (en) * | 2019-05-28 | 2019-08-13 | 青岛大学 | A kind of heavy type commercial automobile parallel hybrid power speed changer |
| CN114941701A (en) * | 2022-06-15 | 2022-08-26 | 一汽解放汽车有限公司 | Electric control mechanical type automatic transmission |
-
2017
- 2017-11-07 CN CN201721470413.1U patent/CN207364238U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107781396A (en) * | 2017-11-07 | 2018-03-09 | 中国第汽车股份有限公司 | Commercial car 12 keeps off automatic mechanical transmission |
| CN109163031A (en) * | 2018-09-26 | 2019-01-08 | 陕西法士特齿轮有限责任公司 | A kind of AMT intermediate shaft brake structure |
| CN109163031B (en) * | 2018-09-26 | 2024-01-02 | 陕西法士特齿轮有限责任公司 | AMT jackshaft braking structure |
| CN109404527A (en) * | 2018-12-25 | 2019-03-01 | 苏州绿控传动科技股份有限公司 | A kind of gearbox designs with odd-side |
| CN109404527B (en) * | 2018-12-25 | 2024-04-26 | 苏州绿控传动科技股份有限公司 | Gearbox structure with auxiliary box |
| CN110116615A (en) * | 2019-05-28 | 2019-08-13 | 青岛大学 | A kind of heavy type commercial automobile parallel hybrid power speed changer |
| CN110116615B (en) * | 2019-05-28 | 2023-12-29 | 青岛大学 | Parallel hybrid power transmission for heavy-duty commercial vehicle |
| CN114941701A (en) * | 2022-06-15 | 2022-08-26 | 一汽解放汽车有限公司 | Electric control mechanical type automatic transmission |
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