CN206017589U - A kind of 12 grades of high pulling torque transmission assemblies of heavy type - Google Patents
A kind of 12 grades of high pulling torque transmission assemblies of heavy type Download PDFInfo
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- CN206017589U CN206017589U CN201620657754.9U CN201620657754U CN206017589U CN 206017589 U CN206017589 U CN 206017589U CN 201620657754 U CN201620657754 U CN 201620657754U CN 206017589 U CN206017589 U CN 206017589U
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Abstract
This utility model is made up of the main tank and odd-side two parts installed in front and back there is provided a kind of 12 grades of high pulling torque transmission assemblies of heavy type, using main shaft and the arrangement of double jackshafts, the main shaft in main tank and odd-side and mainshaft gear radial floating in main tank and odd-side.Gear switch is realized by the sliding gear collar being sleeved on main shaft and be connected with shift fork between 6 manual gears in main tank, gear switch is realized by the lock unit being sleeved on main shaft and be connected with shift fork between 2 pneumatic gears in the odd-side, the input and output gear wheel set in the odd-side is helical gear.Rationally, speed is than suitably, a notch speed, than big, is a kind of 12 grades of high pulling torque transmission assemblies of double jackshafts with higher reliability, durability and fuel economy to this utility model gear.
Description
Technical field
This utility model belongs to heavy-duty automotive speed changer technical field, and in particular to heavy 12 grades of high pulling torque variators are total
Into.
Background technology
Energy-saving and emission-reduction relevant policies are implemented as country constantly deeply promotes, and the international energy supply being becoming tight day
Situation, China truck user focus more on the factors such as conevying efficiency, acquisition cost and the operation benefits of vehicle.Automotive engineering
Perfect, bring the continuous improvement of vehicle load, by mate huge discharge engine assembly and little speed than drive axle, can be with
While climbing capacity equidynamic energy is ensured, the economical operation speed and maximum speed of vehicle are improved, while can also carry
High fuel economy.At present, domestic engine power and life-span grade are in obvious ascendant trend, existing 12TA series of transmission
Torque range and life-span cannot be with the Engine Matchings after upgrading, it is therefore necessary to develop high pulling torque capacity, long life
Transmission assembly.
Content of the invention
For above-mentioned the deficiencies in the prior art, this utility model provides a kind of 12 grades of high pulling torque transmission assemblies of heavy type,
To realize mating with existing high-performance enginer, with higher reliability, durability and fuel economy, attached in conjunction with description
Figure, the technical solution of the utility model are as follows：
A kind of 12 grades of high pulling torque transmission assemblies of heavy type, are made up of the main tank and odd-side two parts installed in front and back, the master
Using main shaft and the arrangement of double jackshafts, the main shaft in main tank and odd-side and mainshaft gear radial floating in case and odd-side；
Sliding gear collar between 6 manual gears in the main tank by being sleeved on main shaft and be connected with shift fork is realized
Gear switch；
Shelves are realized by the lock unit being sleeved on main shaft and be connected with shift fork between 2 pneumatic gears in the odd-side
Position switching；
Input and output gear wheel set in the odd-side is helical gear.
A kind of 12 grades of high pulling torque transmission assemblies of heavy type, wherein, in the main tank, main shaft is two axles, its front end and an axle tail
End is fixedly connected, and the lower-left of two axle and upper-right position are arranged symmetrically in the middle of the main tank of two root architectures and arrangement of gears all same
Axle, the main tank reduction gearing on the main tank jackshaft are engaged with the main tank input gear of a shaft tail end, on main tank jackshaft
Other travelling gears are respectively engaged with the corresponding gear on two axles；
Between back gear and a shelves gear on two axles, between a shelves gear and intermediate gear, third gear and fourth gear
Be mounted on a sliding gear collar between gear and between the input gear of five shelves gears and an axle, the sliding gear collar with dial
Fork connection, shift fork are connected with selector gear by fork shaft.
A kind of 12 grades of high pulling torque transmission assemblies of heavy type, wherein, in the main tank in the tail end of two axles and the odd-side
Odd-side input gear is coaxially connected, and in the odd-side, main shaft is auxiliary box output shaft, and the upper left of the odd-side and bottom-right location are symmetrical
The odd-side jackshaft of two root architectures and arrangement of gears all same is arranged, the odd-side reduction gearing and odd-side on the odd-side jackshaft
Input gear is engaged, and the odd-side low regime clutch on auxiliary box output shaft is engaged with odd-side jackshaft axle tooth, the odd-side low regime clutch
One lock unit is installed between odd-side input gear, the lock unit is controlled by fork shaft by shift fork, the odd-side output
The outer end of axle is connected with ring flange.
A kind of 12 grades of high pulling torque transmission assemblies of heavy type, wherein, the odd-side input gear is secondary to be more than 30 ° for helical angle
Helical gear, odd-side low regime clutch pair is the helical teeth with helical angle, and the gear pair is thin and tall tooth.
A kind of 12 grades of high pulling torque transmission assemblies of heavy type, wherein, the odd-side input gear is high-grade synchronous cone, the pair
Case low regime clutch is low-grade synchronous cone.
A kind of 12 grades of high pulling torque transmission assemblies of heavy type, wherein, the two ends of the odd-side jackshaft adopt the paired axis of cone
Support is held, auxiliary box output shaft is supported using an integral type biserial circular cone taper roll bearing.
A kind of 12 grades of high pulling torque transmission assemblies of heavy type, wherein, in the odd-side, work of the fork shaft for gear shifting cylinder
Stopper rod, the gear shifting cylinder two ends have support, and the gear shifting cylinder is adopted including three position controls including odd-side neutral gear,
Realize car load parking power taking.
A kind of 12 grades of high pulling torque transmission assemblies of heavy type, wherein, are designed with the bottom-right odd-side jackshaft of odd-side
The spline in mating connection with power takeoff.
A kind of 12 grades of high pulling torque transmission assemblies of heavy type, wherein, the housing of the main tank adopts surface radiating muscle, to reduce
The surface temperature of variator.
Compared with prior art, the beneficial effects of the utility model are：
Heavy 12 grades of high pulling torque transmission assemblies of the present utility model have obtained further carrying in terms of transmitting torque
Rise, by increasing odd-side centre-to-centre spacing, improve odd-side bearing capacity, improve the FCL service life and reliability of variator；
Gear is clear, and gear shift flexibly, can adopt list H, single pole, double-rod, flexible shaft manipulation；Complete vehicle fault rate is reduced, whole system is made more
Reliability and durability.
Description of the drawings
Fig. 1 is a kind of main tank structural representation of heavy 12 grades of high pulling torque transmission assemblies of this utility model；
Fig. 2 is a kind of odd-side structural representation of heavy 12 grades of high pulling torque transmission assemblies of this utility model；
Fig. 3 is that fork shaft is dialled with auxiliary box synchronizer in a kind of odd-side of heavy 12 grades of high pulling torque transmission assemblies of this utility model
Scheme of installation.
In figure：
1st, an axle, 2, two axles, 3, one axle input gear, 4, main tank reduction gearing, 5-1, main tank upper right jackshaft, 5-2, master
Case lower-left jackshaft, 6, five shelves gears, 7, fourth gear, 8, third gear, 9, intermediate gear, 10, one shelves gear, 11, reverse gear
Gear, 12-1, the first sliding gear collar, 12-2, the second sliding gear collar, 12-3, the 3rd sliding gear collar, 12-4, the 4th slide teeth
Set, 13, odd-side input gear, 14-1, upper odd-side reduction gearing, 14-2, lower odd-side reduction gearing, in the middle of 15-1, odd-side upper left
Axle, 15-2, odd-side bottom right jackshaft, 16, lock unit, 17, odd-side low regime clutch, 18, auxiliary box output shaft, 19, ring flange, 20,
Variator procapsid, 21, variator back casing, 22, fork shaft, 23, auxiliary box synchronizer shift fork, 24, bolt.
Specific embodiment
The purpose of this utility model is to provide a kind of heavy type 12 grades of high pulling torque transmission assemblies, technology of the present utility model
Scheme employs lower-left and the tilting double intermediate shaft structures of upper right, and the main shaft of major and minor case and mainshaft gear float.Secondary by increasing
The centre-to-centre spacing of case improves the bearing capacity of variator with the rational axle tooth parameter of configuration.Transmission assembly shelves of the present utility model
Rationally, speed ratio is suitable for position, and a notch speed is than big, is a kind of double middle with higher reliability, durability and fuel economy
12 grades of high pulling torque transmission assemblies of axle.In order to further illustrate the technical solution of the utility model, in conjunction with Figure of description, this reality
As follows with new specific embodiment：
As depicted in figs. 1 and 2,12 grades of high pulling torque transmission assemblies of a kind of heavy type, by the main tank and pair installed successively in front and back
Case two parts are constituted, and in the main tank, 6 gears of control adopt combined cover gear shift, 2 shelves of pneumatic control in the odd-side manually
Position adopts synchronizer shift, and then forms 12 drive shifts；Full helical teeth wheel construction is adopted in the odd-side, variator can be from main tank
Side, the rear end power taking of two jackshafts in bottom or odd-side.
The main tank and in odd-side using the arrangement of main shaft and parallel tilting double jackshafts, the master in main tank and odd-side
Axle and mainshaft gear radial floating；Wherein, in the main tank, main shaft is two axles 2, and its front end is fixedly connected with the tail end of an axle 1,
The lower-left of two axle 2 and upper-right position (driver side to) are arranged symmetrically (parallel tilting) two root architectures and arrangement of gears is homogeneous
Same main tank jackshaft, respectively main tank upper right jackshaft 5-1 and main tank lower-left jackshaft 5-2,5 front end of main tank jackshaft
Main tank reduction gearing 4 engage with an axle input gear 3 of 1 tail end of an axle, 10, two grades of a shelves gear on main tank jackshaft 5
The gear engagement corresponding with two axles 2 respectively of gear 9, third gear 8, fourth gear 7 and five shelves gears 6；
By being sleeved on the sliding gear collar reality being connected on two axles 2 and with shift fork between 6 manual gears in the main tank
Existing gear switch；4th sliding gear collar 12-4 is installed between back gear 11 wherein, on two axles 2 and a shelves gear 10；One grade
3rd tooth set 12-3 is installed between gear 10 and intermediate gear 9；Second tooth set 12- is installed between third gear 8 and fourth gear 7
2；The first sliding gear collar 12-1 is respectively mounted between five shelves gears 6 and an axle input gear 3, and the sliding gear collar is connected with shift fork
Connect, shift fork is connected with selector gear by fork shaft.
As shown in Fig. 2 the tail end of two axles 2 is coaxially connected with the odd-side input gear 13 in the odd-side in the main tank,
In the odd-side, main shaft is auxiliary box output shaft 18, and the upper left of the odd-side and bottom-right location are arranged symmetrically two root architectures and gear cloth
Put the odd-side jackshaft of all same, respectively odd-side upper left jackshaft 15-1 and odd-side bottom right jackshaft 15-2.In the odd-side
The two ends of countershaft are supported using paired cone bearing and are installed, and auxiliary box output shaft 18 adopts an integral type biserial circular cone taper roller
Bearings.In upper odd-side reduction gearing 14-1 and odd-side bottom right jackshaft 15-2 on the odd-side jackshaft upper left 15-1
Lower odd-side reduction gearing 14-2 respectively engage with odd-side input gear 13, the odd-side low regime clutch 17 on auxiliary box output shaft 18
Engage with the axle tooth of odd-side upper left jackshaft 15-1 and odd-side bottom right jackshaft 15-2 respectively, the odd-side low regime clutch 17 with secondary
One lock unit 16 is installed, by being sleeved on odd-side between the pneumatic gear in 2 in the odd-side between case input gear 13
Gear switch realized by the lock unit 16 being connected on output shaft 18 and with auxiliary box synchronizer shift fork 23；The lock unit 16 passes through odd-side
Lock unit shift fork 23 is controlled by odd-side fork shaft 22, and the outer end of the auxiliary box output shaft 18 is connected with ring flange 19.
As shown in figure 3, in the odd-side, piston rod portion of the odd-side fork shaft 22 for a gear shifting cylinder is described
Gear shifting cylinder rear and front end is supported by variator procapsid 20 and variator back casing 21 respectively, and is controlled in the odd-side high
Bolt-connection is adopted between low-grade auxiliary box synchronizer shift fork 23 and odd-side fork shaft 22, with convenient for assembly and dismounting.And described change
Gear air cylinder is enable main piston accurately to return to central idle position, is realized including including odd-side neutral gear using major and minor piston structure
Three position controls, so as to realize car load parking power taking.It is located on the bottom-right odd-side bottom right jackshaft 15-2 of odd-side and is designed with
The spline structure in mating connection with power takeoff, the convenient requests for alternations for increasing power takeoff of this structure design.
Input and output gear wheel set in the odd-side is helical gear.And the odd-side input gear pair is that helical angle is big
In 30 ° of helical gear, odd-side low regime clutch pair is the helical teeth with helical angle, and the gear pair is thin and tall tooth.The odd-side
Input gear part-structure is designed as high-grade synchronous cone, and the odd-side low regime clutch part-structure is designed as low-grade synchronous cone, should
Structure design reduces number of parts, while making odd-side structure compacter.
The housing of the main tank adopts surface radiating muscle, to reduce the surface temperature of variator.
Claims (8)
1. a kind of 12 grades of high pulling torque transmission assemblies of heavy type, are made up of the main tank and odd-side two parts installed in front and back, and its feature exists
In：Using main shaft and the arrangement of double jackshafts, the main shaft in main tank and odd-side and mainshaft gear footpath in the main tank and odd-side
To floating；
Gear is realized by the sliding gear collar being sleeved on main shaft and be connected with shift fork between 6 manual gears in the main tank
Switching；
Realize that gear is cut by the lock unit being sleeved on main shaft and be connected with shift fork between 2 pneumatic gears in the odd-side
Change；
Input and output gear wheel set in the odd-side is helical gear；
In the main tank, main shaft is two axles, and its front end is fixedly connected with a shaft tail end, the lower-left of two axle and upper-right position pair
Claim the main tank jackshaft of two root architectures of arrangement and arrangement of gears all same, the main tank reduction gearing and on the main tank jackshaft
The main tank input gear engagement of shaft tail end, other travelling gears on main tank jackshaft are respectively nibbled with the corresponding gear on two axles
Close；
Between back gear and a shelves gear on two axles, between a shelves gear and intermediate gear, third gear and fourth gear
Between and the input gear of five shelves gears and an axle between be mounted on a sliding gear collar, the sliding gear collar is connected with shift fork
Connect, shift fork is connected with selector gear by fork shaft.
2. 12 grades of high pulling torque transmission assemblies of a kind of heavy type as claimed in claim 1, it is characterised in that：
In the main tank, the tail end of two axles is coaxially connected with the odd-side input gear in the odd-side, and in the odd-side, main shaft is pair
Case output shaft, the upper left of the odd-side and bottom-right location are arranged symmetrically in the middle of the odd-side of two root architectures and arrangement of gears all same
Axle, the odd-side reduction gearing on the odd-side jackshaft are engaged with odd-side input gear, the odd-side low grade tooth on auxiliary box output shaft
Wheel is engaged with odd-side jackshaft axle tooth, is provided with a lock unit, institute between the odd-side low regime clutch and odd-side input gear
State lock unit to be controlled by fork shaft by shift fork, the outer end of the auxiliary box output shaft is connected with ring flange.
3. 12 grades of high pulling torque transmission assemblies of a kind of heavy type as claimed in claim 2, it is characterised in that：
The secondary helical gear for helical angle more than 30 ° of the odd-side input gear, odd-side low regime clutch pair is with the oblique of helical angle
Tooth, the gear pair are thin and tall tooth.
4. 12 grades of high pulling torque transmission assemblies of a kind of heavy type as claimed in claim 3, it is characterised in that：
The odd-side input gear is that high-grade synchronous cone, the odd-side low regime clutch are low-grade synchronous cone.
5. 12 grades of high pulling torque transmission assemblies of a kind of heavy type as claimed in claim 1, it is characterised in that：
The two ends of the odd-side jackshaft are supported using paired cone bearing, and auxiliary box output shaft adopts an integral type biserial circular cone
Taper roll bearing is supported.
6. 12 grades of high pulling torque transmission assemblies of a kind of heavy type as claimed in claim 2, it is characterised in that：
In the odd-side, piston rod of the fork shaft for gear shifting cylinder, there is support at the gear shifting cylinder two ends, and described change
Gear air cylinder is adopted including three position controls including odd-side neutral gear, realizes car load parking power taking.
7. 12 grades of high pulling torque transmission assemblies of a kind of heavy type as claimed in claim 2, it is characterised in that：
It is located on the bottom-right odd-side jackshaft of odd-side and is designed with the spline in mating connection with power takeoff.
8. 12 grades of high pulling torque transmission assemblies of a kind of heavy type as any one of claim 1-7, it is characterised in that：
The housing of the main tank adopts surface radiating muscle, to reduce the surface temperature of variator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620657754.9U CN206017589U (en) | 2016-06-29 | 2016-06-29 | A kind of 12 grades of high pulling torque transmission assemblies of heavy type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620657754.9U CN206017589U (en) | 2016-06-29 | 2016-06-29 | A kind of 12 grades of high pulling torque transmission assemblies of heavy type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206017589U true CN206017589U (en) | 2017-03-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620657754.9U Active CN206017589U (en) | 2016-06-29 | 2016-06-29 | A kind of 12 grades of high pulling torque transmission assemblies of heavy type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206017589U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015470A (en) * | 2016-06-29 | 2016-10-12 | 中国第汽车股份有限公司 | Heavy type 12-gear high torque transmission assembly |
| CN115217917A (en) * | 2022-06-20 | 2022-10-21 | 陕西法士特齿轮有限责任公司 | Integrated power system assembly of pure electric heavy truck |
-
2016
- 2016-06-29 CN CN201620657754.9U patent/CN206017589U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015470A (en) * | 2016-06-29 | 2016-10-12 | 中国第汽车股份有限公司 | Heavy type 12-gear high torque transmission assembly |
| CN115217917A (en) * | 2022-06-20 | 2022-10-21 | 陕西法士特齿轮有限责任公司 | Integrated power system assembly of pure electric heavy truck |
| CN115217917B (en) * | 2022-06-20 | 2024-05-10 | 陕西法士特齿轮有限责任公司 | Pure electric heavy truck integrated power system assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180906 Address after: 130011 2259 Dongfeng Street, Xinxin economic and Technological Development Zone, Changchun, Jilin Co-patentee after: FAW Jiefang Automotive Co., Ltd. Patentee after: China FAW Group Corporation Address before: 130011 2259 Dongfeng Street, Xinxin economic and Technological Development Zone, Changchun, Jilin Patentee before: China FAW Group Corporation |
|
| TR01 | Transfer of patent right |