A kind of vapour drags all-in-one combined type speed change transfer case
Technical field
The utility model is related to mechanical transmission fields, and specifically a kind of vapour drags all-in-one combined type purpose variable speed transfer
Case.
Background technology
With the adjustment of agricultural structure, field scale operation has become the trend of agricultural production, thereupon
Be during various large-scale agricultural machinery progressively put into agricultural production, and being showing improvement or progress day by day with society, user for
The multi-functional of agricultural machinery requires also more and more higher, agricultural machinery gearbox of the prior art and its supporting various gear drive machines
Structure, extension shelves mode etc. can not meet modern agriculture and be required for the multifunctionality of agricultural machinery.
Utility model content
The purpose of this utility model is to provide a kind of combined type speed change transfer case, is mainly used in a kind of automobile and tractor
The agricultural machinery being combined, with multi gear speed change, and can realize control agricultural machinery farm implements line shaft output, rear wheel drive output and
Front-wheel drive is exported, and fully meets transport and farm work use requirement.
The purpose of this utility model is achieved through the following technical solutions:
A kind of vapour drags all-in-one combined type speed change transfer case, including main tank, odd-side and transfer case, power input shaft to stretch into
In to the odd-side, input shaft driving gear is provided with the end of power input shaft, the axle of odd-side one and pair are provided with the odd-side
The axle of case two, the axle of the odd-side one is provided with a slidable low speed sliding gear high, and the power input shaft passes through the height
Low speed sliding gear is slided and is connected or disconnects with the axle of the odd-side one, and the axle driven gear of odd-side two is provided with the axle of the odd-side two
With the axle driving gear of odd-side two, the input shaft driving gear engages with the axle driven gear of the odd-side two, and the odd-side passes through
The low speed sliding gear high to slide engaged from the axle driving gear of the odd-side two or depart from realizes different gears, in the odd-side
One end that one axle is stretched in the main tank is provided with the axle output gear of odd-side one;
The axle of main tank one, the axle of main tank two and reversing shaft are provided with the main tank, are provided with slidable on the axle of the main tank one
Main tank balladeur train and slidable main tank gearshift balladeur train group, the axle of the odd-side one is by the main tank slide teeth skidding
Dynamic connection or disconnection with the axle of the main tank one, is provided with the axle driven gear of main tank two with multiple gears on the axle of the main tank two
Driving gear, the axle output gear of the odd-side one is engaged with the axle driven gear of the main tank two, and the main tank passes through the main tank
Balladeur train and main tank balladeur train are slided realizes different gears from the engagement of different driving gears, and the axle of the main tank one is stretched to
One end of the transfer case is provided with the axle output gear of main tank one;
Farm implements power output shaft, power transmission shaft and rear-guard output shaft are provided with the transfer case, in the farm implements power output
Axle is provided with slidable clutch cover, and the axle of the main tank one slides the company with the farm implements power output shaft by the clutch cover
Connect or disconnect, the first meshing gear and the second meshing gear, the axle output gear of the main tank one are installed with the power transmission shaft
Engaged with first meshing gear, output shaft is driven in the rear and is provided with rear drive gear, second meshing gear and institute
State rear drive gear engagement.
Forerunner's output shaft is provided with the transfer case, is driven in the rear before and after output shaft is provided with slidably and is expelled conjunction
Set, forerunner's output shaft is connected or disconnects by expelling trap slip before and after described with the rear-guard output shaft.
It is low or first gear when the low speed sliding gear high is engaged with the axle driving gear of the odd-side two;The power input shaft
It is top gear when being connected with the axle of the odd-side one by the low speed sliding gear high.
Two grades of driving gears of one grade of driving gear of main tank and main tank are provided with the axle of the main tank two, the main tank gearshift is slided
Moving gear group is provided with small one and large one two gears, one grade of the gear wheel in the main tank gearshift balladeur train group and the main tank
It is one grade when driving gear is engaged, and now the main tank balladeur train is completely disposed on the axle of main tank one and in neutral position, institute
The small tooth stated in main tank gearshift balladeur train group is also at neutral position;Little gear and master in the main tank gearshift balladeur train group
Two grades of driving gears of case are two grades when engaging, and now the main tank balladeur train is completely disposed on the axle of main tank one and in neutral gear
Position, the canine tooth in the main tank gearshift balladeur train group is also at neutral position.
Two grades of driving gears of the main tank balladeur train and main tank are engaged and main tank gearshift balladeur train group is located at sky
It is third gear during gear.
The main tank balladeur train is connected with the axle output gear of odd-side one and main tank gearshift balladeur train group is in sky
It is fourth gear during gear.
The axle of the main tank two is provided with reverse driving gear, and reversing shaft is provided with the main tank, is set on the reversing shaft
There is reverse gear balladeur train group, the reverse gear balladeur train group is provided with small one and large one two gears, the reverse gear balladeur train group
Small tooth engaged with the reverse driving gear on the axle of main tank two, while the canine tooth of the reverse gear balladeur train group is changed with the main tank
Canine tooth in gear balladeur train group is reverse gear when engaging.
The reverse gear balladeur train group may be contained within neutral position in main tank during other gears in addition to reverse gear.
On the axle of the main tank two along the direction by power intake to clutch end be sequentially provided with the axle of main tank two from
Moving gear, one grade of driving gear of main tank, two grades of driving gears of main tank and reverse driving gear.
Input shaft adpting flange is provided with the power input shaft outer end, is provided with dynamic in the farm implements power output shaft outer end
Power exports adpting flange, output shaft outer end is driven in the rear and is provided with rear driving axle adpting flange, in forerunner's output shaft outer end
It is provided with front driving axle adpting flange.
Advantage of the present utility model is with good effect:
1st, odd-side of the present utility model has high and low shift speed change, and main tank is each further real on the basis of the high and low shift
Existing multi gear speed change, is capable of achieving eight grades of debugging and reverse gear, using flexibly polygon altogether.
2nd, the utility model can realize controlling the output of farm implements line shaft and rear wheel drive output of agricultural machinery, and also can be with
The single rear wheel drive output of control realization, or front and rear wheel drives output simultaneously.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the axle of odd-side of the present utility model two idle running schematic diagram;
Fig. 3 is the utility model reverse gear schematic diagram;
Fig. 4 is the axle of main tank of the present utility model two idle running schematic diagram.
Wherein, 1 is power input shaft, and 11 is input shaft driving gear, and 2 is odd-side, and 21 is the axle of odd-side two, and 211 is odd-side
Two axle driven gears, 212 is the axle driving gear of odd-side two, and 22 is the axle of odd-side one, and 221 is low speed sliding gear high, and 222 is odd-side
One axle output gear, 3 is main tank, and 31 is the axle of main tank two, and 311 is the axle driven gear of main tank two, and 312 is two grades of driving tooths of main tank
Wheel, 313 is one grade of driving gear of main tank, and 314 is reverse driving gear, and 32 is the axle of main tank one, and 321 is main tank balladeur train, 322
It is main tank gearshift balladeur train group, 323 is the axle output gear of main tank one, and 33 is reversing shaft, and 331 is reverse gear balladeur train group, and 4 are
Transfer case, 41 is farm implements power output shaft, and 411 is clutch cover, and 42 is power transmission shaft, and 421 is the first meshing gear, and 422 is second
Meshing gear, 43 is rear-guard output shaft, and 431 is rear drive gear, and 44 is forerunner's output shaft, and 45 expel trap for before and after, and 5 is defeated
Enter axle adpting flange, 6 is power output adpting flange, and 7 is rear driving axle adpting flange, and 8 is front driving axle adpting flange, and 9 are
Fracture, 10 is fracture.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in figures 1-4, the utility model includes main tank 3, odd-side 2 and the part of transfer case 4 three, the odd-side 2 and transfer
Case 4 is divided into the both sides of main tank 3, and power input shaft 1 is stretched in the odd-side 2.
The odd-side 2 can realize high and low shift speed change.As shown in figures 1-4, the axle 22 of odd-side one and pair are provided with the odd-side 2
The axle 21 of case two, the axle 22 of the odd-side one it is concentric with power input shaft 1 setting and adjacent shaft end diameter is identical, in the odd-side
One axle 22 is provided with a low speed sliding gear high 221, be provided between the axle 22 of the odd-side one and power input shaft 1 one it is narrow
Narrow fracture 9, and feather key is equipped with the axle 22 of the odd-side one shaft end adjacent with power input shaft 1, in the height
Sliding key sleeve is provided with inside ski-running moving gear 221, so described low speed sliding gear high 221 can be defeated in the axle 22 of odd-side one and power
To enter slided on axle 1, the shaft end for stretching to odd-side 2 in the power input shaft 1 is provided with an input shaft driving gear 11, described
Input shaft driving gear 11 is provided with projection near the side of the odd-side one axle 22, the projection periphery along input shaft actively
Gear 11 is axially arranged with the raised line of key-like or dentation, in the low speed sliding gear high 221 near the side of the power input shaft 1
Groove is provided with, the groove cell wall is provided with the keyway being engaged with the raised line, when on the low speed sliding gear high 221
When groove is chimeric with the projection on input shaft driving gear 11, the raised line is to be inserted into the keyway to realize that height ski-running is moved
The connection of gear 221 and input shaft driving gear 11.The axle 21 of the odd-side two be arranged in parallel with the axle 22 of odd-side one, in the odd-side
Two axles 21 are provided with the axle driven gear 211 of odd-side two and the axle driving gear 212 of odd-side two, wherein the input shaft driving gear 11
Often engaged with the axle driven gear 211 of the odd-side two, the axle 22 of the odd-side one is stretched in main tank 3, in the axle 22 of the odd-side one
Stretch to the one end in the main tank 3 and be provided with the axle output gear 222 of odd-side one.
As shown in Fig. 1~2, when the low speed sliding gear high 221 be moved fully on the axle 22 of odd-side one and with the pair
When two axle driving gear of case 212 is engaged, power input shaft 1 passes sequentially through the input shaft driving gear 11 and the axle of odd-side two is driven
Gear 211 drives the axle 21 of the odd-side two to rotate, and the axle 21 of the odd-side two is by the axle driving gear 212 of the odd-side two and height
Ski-running moving gear 221 drives the axle 22 of the odd-side one to rotate, and is now low or first gear.When the low speed sliding gear high 221 and institute
When stating the axle driving gear 212 of odd-side two and departing from and be connected with the input shaft driving gear 11, power input shaft 1 passes through the height
Low speed sliding gear 221 is directly connected rotation with the axle 22 of odd-side one, and now the axle 21 of the odd-side two dallies, and is now top gear.
The main tank 3 further realizes multi gear speed change and reverse gear respectively on the basis of odd-side 2 separates high and low shift.Such as
Shown in Fig. 1~4, the parallel axle 32 of main tank one, the axle 31 of main tank two and reversing shaft 33 are provided with the main tank 3, wherein the main tank
The concentric setting of one axle of one axle 32 and the odd-side 22 and adjacent shaft end diameter is identical, in the axle 32 of the main tank one and the odd-side
A narrow fracture 10 is provided between one axle 22, main tank balladeur train 321 and main tank gearshift are provided with the axle 32 of the main tank one
Balladeur train group 322, feather key is equipped with the axle 32 of the main tank one shaft end adjacent with the axle 22 of odd-side one, is slided in the main tank
Sliding key sleeve is provided with inside moving gear 321, so described main tank balladeur train 321 can be in the axle 32 of the main tank one and odd-side one
Slided on axle 22, the main tank balladeur train 321 can be connected with the axle output gear 222 of odd-side one, and connected mode with it is described
Low speed sliding gear high 221 is identical with the connected mode of input shaft driving gear 11, and main tank is provided with the axle 31 of the main tank two
Two axle driven gears 311, one grade of driving gear 313 of main tank, two grades of driving gears 312 of main tank and reverse driving gear 314, it is described
The axle output gear 222 of odd-side one is often engaged with the axle driven gear 311 of the main tank two, the main tank gearshift balladeur train group 322
Small one and large one two gears are provided with, and main tank gearshift balladeur train group 322 is slided and master on the axle 32 of the main tank one
One, two grades of speed changes, the main tank balladeur train 321 are realized in the two grades of engagements of driving gear 312 of one grade of driving gear 313 of case or main tank
Three, four-speed gear shift is realized in movement on the axle 32 of the main tank one with the axle 22 of odd-side one, and reverse gear cunning is provided with the reversing shaft 33
Moving gear group 331, the reverse gear balladeur train group 331 is provided with small one and large one two gears, and reverse gear balladeur train group 331 exists
Slide and engaged with reverse driving gear 314 on the reversing shaft 33 and realize reverse gear.
3 each grades of speed changes of main tank are specific as follows:
The main tank balladeur train 321 is completely disposed on the axle 32 of main tank one and the axle 22 of odd-side one and main tank during in neutral position
One axle 32 is disconnected, and the one grade of driving gear 313 of gear wheel and main tank in the main tank gearshift balladeur train group 322 is engaged and small tooth
Wheel is in room, and the axle 22 of odd-side one passes sequentially through the axle output gear 222 of odd-side one and the transmission of two axle driven gear of main tank 311 drives
The axle 21 of odd-side two is rotated, and the axle 21 of odd-side two is passed sequentially through in one grade of driving gear 313 of main tank and main tank gearshift balladeur train group 322
Gear wheel transmission drive the axle 32 of main tank one rotate, this be one grade.
The main tank balladeur train 321 is completely disposed on the axle 32 of main tank one and the axle 22 of odd-side one and main tank during in neutral position
One axle 32 is disconnected, and the two grades of driving gears 312 of little gear and main tank in the main tank gearshift balladeur train group 322 are engaged and canine tooth
Wheel is in room, and the axle 22 of odd-side one passes sequentially through the axle output gear 222 of odd-side one and the transmission of two axle driven gear of main tank 311 drives
The axle 21 of odd-side two is rotated, and the axle 21 of odd-side two is passed sequentially through in two grades of driving gears 312 of main tank and main tank gearshift balladeur train group 322
Pinion drive drive the axle 32 of main tank one rotate, this be two grades.
As shown in figure 1, the main tank balladeur train 321 be completely disposed on the axle 32 of main tank one and with two grades of driving gears of main tank
During 312 engagement, the axle 22 of odd-side one is still remained open with the axle 32 of main tank one, while main tank gearshift balladeur train group 322 is moved
To room, the axle 22 of odd-side one passes sequentially through the axle output gear 222 of odd-side one and the transmission of two axle driven gear of main tank 311 drives odd-side
Two axles 21 are rotated, and the axle 21 of odd-side two passes sequentially through two grades of driving gears 312 of main tank and drives odd-side with the transmission of main tank balladeur train 321
One axle 22 is rotated, and this is third gear.
As shown in figure 4, the main tank balladeur train 321 is connected with the axle output gear 222 of odd-side one and main tank gearshift is slided
When gear train 322 is in room, the axle 22 of the odd-side one is directly connected by the main tank balladeur train 321 with the axle 32 of main tank one
Rotate, the axle 21 of the odd-side two dallies, and this is fourth gear.
As shown in figure 3, the main tank balladeur train 321 is completely disposed on the axle 32 of main tank one and during in room, odd-side one
Axle 22 disconnects with the axle 32 of main tank one, while the movement reverse gear balladeur train group 331, makes the reverse gear balladeur train group 331
Small tooth is engaged with the reverse driving gear 314 on the axle 31 of main tank two, while the movement main tank gearshift balladeur train group 322, makes
The canine tooth of the reverse gear balladeur train group 331 is engaged with the canine tooth in main tank gearshift balladeur train group 322, the axle 22 of odd-side one
Pass sequentially through the axle output gear 222 of odd-side one and the transmission of two axle driven gear of main tank 311 drives the axle 21 of odd-side two to rotate, odd-side two
Axle 21 is by the transmission belt of reverse driving gear 314, reverse gear balladeur train group 331 and the main tank gearshift balladeur train group 322
The dynamic axle 32 of main tank one is rotated, and this is reverse gear.
As shown in figures 1-4, during the axle 32 of the main tank one stretches to the transfer case 4, agriculture is provided with the transfer case 4
Tool power output shaft 41, power transmission shaft 42, rear-guard output shaft 43 and forerunner's output shaft 44, wherein farm implements power output shaft 41 and main tank
The concentric setting of one axle 32 and end diameter is identical, slidable clutch cover 411 is provided with the farm implements power output shaft 41,
A narrow fracture is provided between the farm implements power output shaft 41 and the axle 32 of the main tank one, is stretched in the axle 32 of the main tank one
The one end for entering the transfer case 4 is provided with the axle output gear 323 of main tank one, when the clutch cover 411 is exported with the axle of the main tank one
When gear 323 is connected, the axle 32 of the main tank one is connected rotation by the clutch cover 411 with the farm implements power output shaft 41,
When the clutch cover 411 is separated and is completely disposed on farm implements power output shaft 41 with the axle output gear 323 of the main tank one, institute
State the axle 32 of main tank one to be disconnected with the farm implements power output shaft 41, farm implements power output shaft 41 does not work.The farm implements power is defeated
Shaft 41 provides power for farm implements.
The first meshing gear 421 and the second meshing gear 422, the rear-guard output shaft 43 are provided with the power transmission shaft 42
It is concentric with forerunner's output shaft 44 setting and diameter is identical, in the rear drive output shaft 43 be provided with rear drive gear 431, it is described
The axle output gear 323 of main tank one is often engaged with the first meshing gear 421, second meshing gear 422 and the rear sliding tooth
The often engagement of wheel 431, the axle 32 of the main tank one passes through the axle output gear 323 of the main tank one and the transmission belt of the first meshing gear 421
The dynamic power transmission shaft 42 is rotated, and the power transmission shaft 42 is driven by second meshing gear 422 and rear drive gear 431 and driven
The rear-guard output shaft 43 is rotated, and the rear-guard output shaft 43 is connected as rear wheel drive and provides power with car body rear driving axle.
Drive in the rear output shaft 43 be provided with it is slidable before and after expel trap 45, drive in the rear output shaft 43 with it is preceding
A narrow fracture is provided between drive output shaft 44, when the front and rear trap 45 that expels is completely disposed on the rear-guard output shaft 43
When, forerunner's output shaft 44 disconnects with rear-guard output shaft 43, and forerunner's output shaft 44 does not rotate, when the forerunner is defeated
When shaft 44 is connected by expelling trap 45 before and after described with rear-guard output shaft 43, forerunner's output shaft 44 and rear-guard output shaft
43 synchronous rotaries.Forerunner's output shaft 44 is connected as front-wheel drive and provides power with car body front driving axle.
As shown in figure 1, input shaft adpting flange 5 is provided with the power input shaft 1, in the farm implements power output shaft
41 are provided with power output adpting flange 6, output shaft 43 is driven in the rear and is provided with rear driving axle adpting flange 7, before described
Drive output shaft 44 and be provided with front driving axle adpting flange 8, described each power transmission shaft is supported by bearing and is arranged on different casees
In vivo.Each balladeur train, balladeur train group and clutch cover are stirred by shift fork in other the present embodiment, and this is public this area
Know technology.
Operation principle of the present utility model is:
Odd-side of the present utility model 2 can realize high and low shelves speed change, while when odd-side 2 is in high-grade, the main tank 3 can
Four-speed gear shift is realized, when odd-side 2 is in low-grade, the main tank 3 can also realize four-speed gear shift, eight grades of changes are capable of achieving altogether
Speed, in the transfer case 4, the axle 32 of the main tank one is realized being connected with the farm implements power output shaft 41 by clutch cover 411
Or disconnect, so as to control the farm implements power output shaft 41 to shut down or work, the axle 32 of the main tank one passes through gear drive in addition
It is car body rear wheel power to drive rear-guard output shaft 43, while forerunner's output shaft 44 front and rear expels trap 45 by described
It is connected or disconnects with rear-guard output shaft 43, drive synchronously drives before and after realizing control, or only rear-guard drives.