CN207598876U - A kind of gear box of tractor for engaging gearbox - Google Patents
A kind of gear box of tractor for engaging gearbox Download PDFInfo
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- CN207598876U CN207598876U CN201721536333.1U CN201721536333U CN207598876U CN 207598876 U CN207598876 U CN 207598876U CN 201721536333 U CN201721536333 U CN 201721536333U CN 207598876 U CN207598876 U CN 207598876U
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- gear
- driven
- installation axle
- engaging sleeve
- speed
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Abstract
The utility model discloses a kind of gear box of tractor for engaging gearbox,Including gearbox,Installation axle,First gear,Second gear and engaging sleeve,Installation axle is installed on the babinet of gearbox,First gear is located at the both ends of engaging sleeve with second gear respectively,First gear and second gear are sheathed in installation axle and are only circumferentially rotated relative to installation axle,Engaging sleeve is sheathed in installation axle,Engaging sleeve rotates synchronously with installation axle and can be along the axial movement of installation axle,First gear and second gear are towards offering the first buckling groove and the second buckling groove on one end of engaging sleeve,Engaging sleeve is provided at both ends with the first shackle member being mutually clamped with the first buckling groove and the second buckling groove respectively,Second shackle member,First buckling groove and the second buckling groove are provided with the guide surface towards engaging sleeve,The actuator for engaging sleeve to be driven to move is provided in babinet；By the gearshift of the mobile realization gearbox of engaging sleeve, there is the advantages of easy to operate, to improve working efficiency.
Description
Technical field
The utility model is related to gearbox, more specifically, it relates to a kind of gear box of tractor for engaging gearbox.
Background technology
China is a country based on agricultural, and agricultural production situation directly affects the entire national economic development.Agriculture
Industry transport accounts for about more than the sixty percent of rural labor amount.Demand to agricultural transport tool is inevitable very high, and agricultural production transport master
To rely on tractor.The replacement of the travel speed of tractor is realized by gearbox.
In the prior art, it when carrying out gearbox shifting, needs to remove original gear out of engaging sleeve, then by phase
Another gear answered is moved towards engaging sleeve direction and is meshed therewith, and such operating procedure is more, causes working efficiency low.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of tractors for engaging gearbox
Gearbox by the gearshift of the mobile realization gearbox of engaging sleeve, has the advantages of easy to operate, to improve working efficiency.
To achieve the above object, the utility model provides following technical solution：
A kind of gear box of tractor for engaging gearbox, including gearbox, installation axle, first gear, second gear and is nibbled
Trap, installation axle are installed on the babinet of gearbox, and first gear is located at the both ends of engaging sleeve, the first tooth with second gear respectively
Wheel and second gear are sheathed in installation axle and are only circumferentially rotated relative to installation axle, and engaging sleeve is sheathed in installation axle, is nibbled
Trap rotates synchronously with installation axle and can be along the axial movement of installation axle, first gear and second gear towards one end of engaging sleeve
On offer the first buckling groove and the second buckling groove, engaging sleeve be provided at both ends with respectively with the first buckling groove and the second buckling groove
Mutually the first shackle member of clamping, the second shackle member, the first buckling groove and the second buckling groove are provided with the guide surface towards engaging sleeve,
The actuator for engaging sleeve to be driven to move is provided in babinet.
By using above-mentioned technical proposal, when the gear where needing to shift to first gear, nibbled by actuator drive
Trap is moved along the axis direction of rotation axis, and the first shackle member is made mutually to be clamped with the first buckling groove, realizes first gear and installation
The synchronous rotation of axis, while required speed is exported from installation axle.Operating procedure is reduced, and then improve working efficiency so as to have
The advantages of；When the first buckling groove or the second buckling groove are meshed with engaging sleeve, by the setting of guide surface so as to make with relatively
The buckling groove answered or the corresponding clamping of the second buckling groove；Simultaneously in shift process, engaging sleeve is only moved, first gear and the
The position of two gears does not change, improves the stability and service life of gearbox.
Further, the sliding rail along the axis direction of installation axle is provided in installation axle, is provided on engaging sleeve and sliding rail
The mutually groove of sliding clamping.
By using above-mentioned technical proposal, acted on by the clamping of sliding rail and groove same with engaging sleeve so as to fulfill installation axle
Step rotation；It is moved simultaneously using the position-limiting action of sliding rail limitation first gear and second gear towards engaging sleeve, has reached stabilization
The effect of first gear and second gear.
Further, actuator include be installed on babinet and can along the mobile bar that the axis direction of installation axle moves, with
The shifting part that mobile bar is mutually fixedly connected, engaging sleeve are provided with annular groove in the circumferential direction, and shifting part offsets with annular groove
It connects.
By using above-mentioned technical proposal, moved by mobile bar along the axis direction of installation axle, so as to make shifting part band
Dynamic engaging sleeve is moved towards required gear, realizes gearshift operation, the effect with quick, convenient gearshift.
Further, be fixedly installed on one end that shifting part annular groove abuts against along annular groove circumferentially extend and simultaneously with
The extension that annular groove abuts against.
By using above-mentioned technical proposal, when shifting part stirs engaging sleeve, increased by extension and connect with annular groove
Contacting surface is accumulated, so as to conveniently stir engaging sleeve.
Further, the axis for being respectively used to limitation first gear, second gear along installation axle is installed in installation axle
To mobile the first locating part and the second locating part.
By using above-mentioned technical proposal, first gear is limited between the first locating part and sliding rail and by second
Gear position limiting prevents first gear and second gear from the probability of inessential movement occurs, carries between the second locating part and sliding rail
The high stability of gearshift.
Further, the first buckling groove, the second buckling groove are towards being provided with rubber ring on the end face of engaging sleeve.
By using above-mentioned technical proposal, using the setting of rubber ring, reduce the first shackle member or the second shackle member with
Opposite the first buckling groove, the second buckling groove when abutting against generated shock be damage, the raising for improving component uses the longevity
Life.
Compared with prior art, the utility model has the advantages that：Block the first shackle member first by only moving engaging sleeve
Access slot is mutually clamped or the second shackle member is connected in corresponding second buckling groove, realizes the synchronous rotation of respective gears and installation axle,
The advantages of so as to reducing operating procedure, improving working efficiency.
Description of the drawings
Fig. 1 is the structure diagram of gearbox, shows overall structure；
Fig. 2 is the principle schematic of high low speed driven gear in the present embodiment；
Fig. 3 is the partial structural diagram of the present embodiment, shows the structure of engaging sleeve；
Fig. 4 is the sectional view of the present embodiment, shows the position relationship of engaging sleeve and shifting part；
Fig. 5 is the sectional view of the present embodiment, shows engaging sleeve and first gear, the relative position of second gear；
Fig. 6 is that the first gear of the present embodiment is put into sectional view, shows the position of guide surface.
Reference numeral：1st, installation axle；2nd, first gear；3rd, second gear；4th, engaging sleeve；5th, shifting part；6th, mobile bar；7、
Sliding rail；8th, groove；9th, the first limited block；10th, the second limited block；11st, the first buckling groove；12nd, the first shackle member；13rd, the second card
Access slot；14th, the second shackle member；15th, guide surface；16th, babinet；17th, annular groove；18th, extension；19th, the first main-gear box；20、
Second main-gear box；21st, auxiliary transmission；22nd, the first auxiliary transmission；23rd, the second auxiliary transmission；24th, main shift driving shaft；25、
Power input shaft；26th, low-speed active gear；24th, high speed driving gear；28th, the first collar shift component；29th, main transformer speed from
Moving axis；30th, high low speed driven gear；31st, two grades of driving gears；32nd, third speed drive gear；33rd, one grade of driving gear；34th, base
Axis；35th, low speed driven gear；36th, high speed driven gear；37th, power output gear；38th, first axle；39th, the second axis；40th,
Three axis；41st, bearing；42nd, the first secondary speed change main driven shaft；43rd, the first secondary speed change pair driven shaft；44th, power receives gear；45、
Driven gear at a slow speed；46th, quick driven gear；47th, reduction driven gear；48th, the second collar shift component；49th, second is secondary
Speed change driven shaft；50th, two grades of driven gears；51st, third gear driven gear；52nd, first speed driven gear；53rd, third collar shift
Component；54th, the 4th collar shift component；55th, the 5th collar shift component.
Specific embodiment
The utility model is described in detail below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of gear box of tractor for engaging gearbox, including the first main-gear box 19, the second main transformer speed
Case 20 and auxiliary transmission 21, gearshift.First main-gear box 19 is located at 20 front end of the second main-gear box.Auxiliary transmission 21 includes
First auxiliary transmission 22 and the second auxiliary transmission 23, the first auxiliary transmission 22 are located at 20 side of the second main-gear box, the second secondary change
Fast case 23 is located at 20 rear end of the second main-gear box.
As shown in Figure 1, the first main-gear box 19 is equipped with main shift driving shaft 24 and power input shaft 25, power input shaft 25
With main shift driving shaft 24 in coaxial arrangement, and it is connected with each other.Power input shaft 25 is provided to main 24 power of shift driving shaft,
And then main shift driving shaft 24 is driven to rotate.26 He of low-speed active gear is disposed on main shift driving shaft 24 from left to right
High speed driving gear 24.The first collar shift component 28 is equipped between low-speed active gear 26 and high speed driving gear 24, the
One collar shift component 28 is installed on main shift driving shaft 24.
As shown in Figure 1, the second main-gear box 20 is equipped with main transformer speed driven shaft 29, set from left to right on main transformer speed driven shaft 29
There are 32, one grades of high 35, two grades of driving gears 31 of low speed driven gear, third speed drive gear engagements of driving gear 33 and the 5th to buy or get by illegal means
Shelves component 55.High low speed driven gear 35 includes standard shaft 34, low speed driven gear 35, high speed driven gear 36 and power output tooth
Wheel 37.As shown in the figure, standard shaft 34 includes first axle 38, the second axis 39 and third axis 40 from left to right.Low speed driven gear 35 is solid
Surely it is sheathed on outside first axle 38,36 fixing sleeve of high speed driven gear is set on outside the second axis 39, and the fixation of power output gear 37 is arranged
In outside third axis 40.
As shown in Fig. 2, being equipped with bearing 41 between first axle 38 and main transformer speed driven shaft 29, which is taper roller axis
Hold 41.Bearing 41 is equipped between second axis 39 and main transformer speed driven shaft 29, which is deep groove ball bearing 41.Third axis 40 with
Bearing 41 is equipped between main transformer speed driven shaft 29, which is needle bearing 41.
As shown in Figure 1, the first auxiliary transmission 22 is between high low speed driven gear 35 and third speed drive gear 32.First
Auxiliary transmission 22 is equipped with the first secondary 42 and first secondary speed change pair driven shaft 43 of speed change main driven shaft, the first secondary speed change pair driven shaft 43
It is set in parallel with the first secondary speed change main driven shaft 42.It is connect successively equipped with power from a left side to having on first secondary speed change main driven shaft 42
Received gear 44 by gear 44, at a slow speed driven gear 45 and quick driven gear 46, power and engaged with power output gear 37.
As shown in Figure 1, the second collar shift component 48 is equipped between driven gear 45 and quick driven gear 46 at a slow speed.
First secondary speed change pair driven shaft 43 is equipped with reduction driven gear 47, and driven gear 45 is engaged in reduction driven gear 47 at a slow speed.
Reduction driven gear 47 is engaged in two grades of driving gears 31.Quick driven gear 46 is engaged in third speed drive gear 32.
As shown in Figure 1, the second auxiliary transmission 23 is equipped with the second secondary speed change driven shaft 49, on the second secondary speed change driven shaft 49 from
Left-to-right is equipped with two grades of driven gears 50, third gear driven gear 51 and first speed driven gear 52.Two grades of driven gears 50 are engaged in
Two grades of principal and subordinate's gears, third gear driven gear 51 are engaged in third speed drive gear 32, and first speed driven gear 52 is engaged in one grade of active
Gear 33.Third collar shift component 53 is equipped between two grades of driven gears 50 and third gear driven gear 51.One grade of driven tooth
Wheel 52 also is provided with the 4th collar shift component 54 back to 51 side of third gear driven gear.
Gearshift includes installation axle 1, first gear 2, second gear 3, shifting part 5, mobile bar 6 and engaging sleeve 4.Installation
Axis 1 is connected to by bearing on babinet 16, and first gear 2, engaging sleeve 4 and second gear 3 are sheathed on successively in installation axle 1.
As shown in Figure 3 and Figure 4, the part installation axle 1 between first gear 2 and second gear 3 is set along in its axial direction
Sliding rail 7 is equipped with, fluted 8 are opened up on the contact surface of the upper and installation axle 1 of engaging sleeve 4, groove 8 slides with 7 phase of sliding rail and is clamped, real
Existing engaging sleeve 4 makes engaging sleeve 4 that can be moved with the axis direction of installation axle 1 while synchronous rotation with installation axle 1.As shown in figure 5,
It is fixedly connected with the first limited block 9 and the second limited block 10 in installation axle 1, the first limited block 9, the second limited block 10 correspond to and the
One gear 2, end face of the second gear 3 far from engaging sleeve 4 fit, so as to make first gear 2 and second gear 3 relative to installation
Axis 1 only circumferentially rotates.
As shown in Figure 3 and Figure 5, the first buckling groove 11, the first card are offered towards the end face of engaging sleeve 4 in first gear 2
Internal spline is provided on the side wall of access slot 11, the end face of engaging sleeve 4 towards first gear 2 is fixedly connected with integrated first card
Fitting 12, the outer wall of the first shackle member 12 are provided with external splines, when engaging sleeve 4 and 2 phase of first gear close to when, internal spline with it is outer
Spline is mutually clamped, so as to fulfill first gear 2 and the synchronous rotation of engaging sleeve 4；Towards the end face of engaging sleeve 4 in second gear 3
The second buckling groove 13 is offered, is provided with internal spline on the side wall of the second buckling groove 13, engaging sleeve 4 is towards the end of second gear 3
Face is fixedly connected with the second shackle member 14 of disome, and the outer wall of the second shackle member 14 is provided with external splines, when engaging sleeve 4 and
Two gears, 3 phase close to when, internal spline is mutually clamped with external splines, so as to fulfill second gear 3 and the synchronous rotation of engaging sleeve 4.Such as
Shown in Fig. 6, the arc guide surface 15 towards engaging sleeve 4 is provided on each internal spline.First buckling groove 12,13 court of the second buckling groove
Rubber ring is provided on the end face of engaging sleeve 4（It is not marked in figure）.
Engaging sleeve 4 is peripherally disposed annular groove 17, and mobile bar 6 passes through babinet 16 and relative to the axis of installation axle 1
Line direction is moved, and shifting part 5 is fixedly connected in mobile bar 6, and end set of the shifting part 5 far from mobile bar 6 has extension 18,
Extension 18 is abutted against with annular groove 17, and engaging sleeve 4 is relative to 18 rotation of extension.Engaging sleeve 4 is driven by mobile mobile bar 6
It is moved along the axis direction of installation axle 1.
The specific implementation method of the present embodiment：When needing to shift to the gear at 2 place of first gear, mobile mobile bar 6, band
Dynamic internal messing set 4 is moved towards first gear 2, and the first shackle member 12 is clamped with 11 phase of the first buckling groove, 1 and first tooth of installation axle
Wheel 2 rotates synchronously；When needing to shift to the gear at 3 place of second gear, mobile mobile bar 6 drives internal messing set 4 towards second
Gear 3 moves, and the first shackle member 12 and the first buckling groove 11 disconnect clamping relationship, then makes the second shackle member 14 and the second clamping
13 phase of slot is clamped, while installation axle 1 is driven to be rotated synchronously with second gear 3.
In the present embodiment, the simple composition formula of the gearbox is 3X (2+1) X2, there is 12 drive shifts, 6 retrograde shelves.Speed change
Device is when 12 forward gears replace gear, the first collar shift component 28, the second collar shift component 48, third engaging sleeve
Combination situation and the entire speed change of gear shift component 53, the 4th collar shift component 54 and the 5th engaging sleeve shift assembly 55
The drive path of device is as follows：
Slowly-low -1
First collar shift component 28 is combined with low-speed active gear 26, the 5th collar shift component 55 and high low speed
Driven gear 30 detaches, and the second collar shift component 48 is combined with quick driven gear 46, third collar shift component 53
With two grades of driven gears 50 and the separated state of third gear driven gear 51, the 4th collar shift component 54 and one grade of driven tooth
Wheel 52 combines；
The main shift driving shaft 24- low-speed active gears 26- low speed driven gear 35- power output teeth of power input shaft 25-
Wheel 37- power receives the quick driven gear 46- third speed drive gears 32- main transformers speed of the secondary speed change main driven shaft 42- of gear 44- first
The secondary speed change driven shafts 49 of mono- grade of driving gear 33- first speed driven gears 52- of driven shaft 29- second；
Slowly-low -2
First collar shift component 28 is combined with low-speed active gear 26, the 5th collar shift component 55 and high low speed
Driven gear 30 detaches, and the second collar shift component 48 is combined with quick driven gear 46, third collar shift component 53
It is combined with two grades of driven gears 50, third collar shift component 53 is detached with third gear driven gear 51, the 4th collar shift
Component 54 is detached with first speed driven gear 52；
The main shift driving shaft 24- low-speed active gears 26- low speed driven gear 35- power output teeth of power input shaft 25-
Wheel 37- power receives the quick driven gear 46- third speed drive gears 32- main transformers speed of the secondary speed change main driven shaft 42- of gear 44- first
The secondary speed change driven shafts 49 of bis- grades of driven shaft 29-, bis- grades of driving gear 31- driven gear 50- second；
Slowly-low -3
First collar shift component 28 is combined with low-speed active gear 26, the 5th collar shift component 55 and high low speed
Driven gear 30 detaches, and the second collar shift component 48 is combined with quick driven gear 46, third collar shift component 53
It is combined with third gear driven gear 51, third collar shift component 53 is detached with two grades of driven gears 50, the 4th collar shift
Component 54 is detached with first speed driven gear 52；
The main shift driving shaft 24- low-speed active gears 26- low speed driven gear 35- power output teeth of power input shaft 25-
Wheel 37- power receive the secondary quick driven gear 46- third speed drive gears 32- third gear of speed change main driven shaft 42- of gear 44- first from
The secondary speed change driven shafts 49 of moving gear 51- second；
Slowly-height -1
First collar shift component 28 is combined with high speed driving gear 24, the 5th collar shift component 55 and high low speed
Driven gear 30 detaches, and the second collar shift component 48 is combined with quick driven gear 46, third collar shift component 53
With two grades of driven gears 50 and the separated state of third gear driven gear 51, the 4th collar shift component 54 and one grade of driven tooth
Wheel 52 combines；
The main shift driving shaft 24- high speeds driving gear 24- high speeds driven gear 36- power output teeth of power input shaft 25-
Wheel 37- power receives the quick driven gear 46- third speed drive gears 32- main transformers speed of the secondary speed change main driven shaft 42- of gear 44- first
The secondary speed change driven shafts 49 of mono- grade of driving gear 33- first speed driven gears 52- of driven shaft 29- second；
Slowly-height -2
First collar shift component 28 is combined with high speed driving gear 24, the 5th collar shift component 55 and high low speed
Driven gear 30 detaches, and the second collar shift component 48 is combined with quick driven gear 46, third collar shift component 53
It is combined with two grades of driven gears 50, third collar shift component 53 is detached with third gear driven gear 51, the 4th collar shift
Component 54 is detached with first speed driven gear 52；
The main shift driving shaft 24- high speeds driving gear 24- high speeds driven gear 36- power output teeth of power input shaft 25-
Wheel 37- power receives the quick driven gear 46- third speed drive gears 32- main transformers speed of the secondary speed change main driven shaft 42- of gear 44- first
The secondary speed change driven shafts 49 of bis- grades of driven shaft 29-, bis- grades of driving gear 31- driven gear 50- second；
Slowly-height -3
First collar shift component 28 is combined with high speed driving gear 24, the 5th collar shift component 55 and high low speed
Driven gear 30 detaches, and the second collar shift component 48 is combined with quick driven gear 46, third collar shift component 53
It is combined with third gear driven gear 51, third collar shift component 53 is detached with two grades of driven gears 50, the 4th collar shift
Component 54 is detached with first speed driven gear 52；
The main shift driving shaft 24- high speeds driving gear 24- high speeds driven gear 36- power output teeth of power input shaft 25-
Wheel 37- power receive the secondary quick driven gear 46- third speed drive gears 32- third gear of speed change main driven shaft 42- of gear 44- first from
The secondary speed change driven shafts 49 of moving gear 51- second.
Soon-low -1
First collar shift component 28 is combined with low-speed active gear 26, the 5th collar shift component 55 and high low speed
Driven gear 30 combines, the second collar shift component 48 and quick driven gear 46 and driven gear 45 is separated at a slow speed
State, third collar shift component 53 and two grades of driven gears 50 and the separated state of third gear driven gear 51, the 4th engagement
Set gear shift component 54 is combined with first speed driven gear 52；
The main shift driving shaft 24- low-speed active gears 26- low speed driven gear 35- power output teeth of power input shaft 25-
Take turns the secondary speed change driven shafts 49 of mono- grade of driving gear 33- first speed driven gears 52- of 37- main transformer speed driven shafts 29- second；
Soon-low -2
First collar shift component 28 is combined with low-speed active gear 26, the 5th collar shift component 55 and high low speed
Driven gear 30 combines, the second collar shift component 48 and quick driven gear 46 and driven gear 45 is separated at a slow speed
State, third collar shift component 53 are combined with two grades of driven gears 50, third collar shift component 53 and third gear driven tooth
51 separation of wheel, the 4th collar shift component 54 are detached with first speed driven gear 52；
The main shift driving shaft 24- low-speed active gears 26- low speed driven gear 35- power output teeth of power input shaft 25-
Take turns the secondary speed change driven shafts 49 of 37- main transformer speed driven shaft bis- grades of 29-, bis- grades of driving gear 31- driven gear 50- second；
Soon-low -3
First collar shift component 28 is combined with low-speed active gear 26, the 5th collar shift component 55 and high low speed
Driven gear 30 combines, the second collar shift component 48 and quick driven gear 46 and driven gear 45 is separated at a slow speed
State, third collar shift component 53 are combined with third gear driven gear 51, third collar shift component 53 and two grades of driven tooths
50 separation of wheel, the 4th collar shift component 54 are detached with first speed driven gear 52；
The main shift driving shaft 24- low-speed active gears 26- low speed driven gear 35- power output teeth of power input shaft 25-
Take turns the secondary speed change driven shafts 49 of 37- main transformer speed driven shaft 29- third speed drive gear 32- third gear driven gears 51- second；
Soon-height -1
First collar shift component 28 is combined with high speed driving gear 24, the 5th collar shift component 55 and high low speed
Driven gear 30 combines, the second collar shift component 48 and quick driven gear 46 and driven gear 45 is separated at a slow speed
State, third collar shift component 53 and two grades of driven gears 50 and the separated state of third gear driven gear 51, the 4th engagement
Set gear shift component 54 is combined with first speed driven gear 52；
The main shift driving shaft 24- high speeds driving gear 24- high speeds driven gear 36- power output teeth of power input shaft 25-
Take turns the secondary speed change driven shafts 49 of mono- grade of driving gear 33- first speed driven gears 52- of 37- main transformer speed driven shafts 29- second；
Soon-height -2
First collar shift component 28 is combined with high speed driving gear 24, the 5th collar shift component 55 and high low speed
Driven gear 30 combines, the second collar shift component 48 and quick driven gear 46 and driven gear 45 is separated at a slow speed
State, third collar shift component 53 are combined with two grades of driven gears 50, third collar shift component 53 and third gear driven tooth
51 separation of wheel, the 4th collar shift component 54 are detached with first speed driven gear 52；
The main shift driving shaft 24- high speeds driving gear 24- high speeds driven gear 36- power output teeth of power input shaft 25-
Take turns the secondary speed change driven shafts 49 of 37- main transformer speed driven shaft bis- grades of 29-, bis- grades of driving gear 31- driven gear 50- second；
Soon-height -3
First collar shift component 28 is combined with high speed driving gear 24, the 5th collar shift component 55 and high low speed
Driven gear 30 combines, the second collar shift component 48 and quick driven gear 46 and driven gear 45 is separated at a slow speed
State, third collar shift component 53 are combined with third gear driven gear 51, third collar shift component 53 and two grades of driven tooths
50 separation of wheel, the 4th collar shift component 54 are detached with first speed driven gear 52；
The main shift driving shaft 24- high speeds driving gear 24- high speeds driven gear 36- power output teeth of power input shaft 25-
Take turns the secondary speed change driven shafts 49 of 37- main transformer speed driven shaft 29- third speed drive gear 32- third gear driven gears 51- second.
When speed changer is in 6 retrograde shelves replacement gears, the first collar shift component 28, the second collar shift component
48th, the combination feelings of third collar shift component 53, the 4th collar shift component 54 and the 5th engaging sleeve shift assembly 55
The drive path of condition and entire speed changer is as follows：
Inverse-low -1
First collar shift component 28 is combined with low-speed active gear 26, the 5th collar shift component 55 and high low speed
Driven gear 30 detaches, and the second collar shift component 48 is combined with driven gear 45 at a slow speed, third collar shift component 53
With two grades of driven gears 50 and the separated state of third gear driven gear 51, the 4th collar shift component 54 and one grade of driven tooth
Wheel 52 combines；
The main shift driving shaft 24- low-speed active gears 26- low speed driven gear 35- power output teeth of power input shaft 25-
Wheel 37- power receives the secondary speed change main driven shaft 42- of gear 44- first bis- grades of masters of driven gear 45- reduction driven gears 47- at a slow speed
The secondary speed change driven shafts 49 of mono- grade of driving gear 33- first speed driven gears 52- of moving gear 31- main transformer speed driven shafts 29- second；
Inverse-low -2
First collar shift component 28 is combined with low-speed active gear 26, the 5th collar shift component 55 and high low speed
Driven gear 30 detaches, and the second collar shift component 48 is combined with driven gear 45 at a slow speed, third collar shift component 53
It is combined with two grades of driven gears 50, third collar shift component 53 is detached with third gear driven gear 51, the 4th collar shift
Component 54 is detached with first speed driven gear 52；
The main shift driving shaft 24- low-speed active gears 26- low speed driven gear 35- power output teeth of power input shaft 25-
Wheel 37- power receives the secondary speed change main driven shaft 42- of gear 44- first bis- grades of masters of driven gear 45- reduction driven gears 47- at a slow speed
The secondary speed change driven shafts 49 of bis- grades of driven gear 50- of moving gear 31- second；
Inverse-low -3
First collar shift component 28 is combined with low-speed active gear 26, the 5th collar shift component 55 and high low speed
Driven gear 30 detaches, and the second collar shift component 48 is combined with driven gear 45 at a slow speed, third collar shift component 53
It is combined with third gear driven gear 51, third collar shift component 53 is detached with two grades of driven gears 50, the 4th collar shift
Component 54 is detached with first speed driven gear 52；
The main shift driving shaft 24- low-speed active gears 26- low speed driven gear 35- power output teeth of power input shaft 25-
Wheel 37- power receives the secondary speed change main driven shaft 42- of gear 44- first bis- grades of masters of driven gear 45- reduction driven gears 47- at a slow speed
The secondary speed change driven shafts 49 of moving gear 31- main transformer speed driven shaft 29- third speed drive gear 32- third gear driven gears 51- second；
Inverse-height -1
First collar shift component 28 is combined with high speed driving gear 24, the 5th collar shift component 55 and high low speed
Driven gear 30 detaches, and the second collar shift component 48 is combined with driven gear 45 at a slow speed, third collar shift component 53
With two grades of driven gears 50 and the separated state of third gear driven gear 51, the 4th collar shift component 54 and one grade of driven tooth
Wheel 52 combines；
The main shift driving shaft 24- high speeds driving gear 24- high speeds driven gear 36- power output teeth of power input shaft 25-
Wheel 37- power receives the secondary speed change main driven shaft 42- of gear 44- first bis- grades of masters of driven gear 45- reduction driven gears 47- at a slow speed
The secondary speed change driven shafts 49 of mono- grade of driving gear 33- first speed driven gears 52- of moving gear 31- main transformer speed driven shafts 29- second；
Inverse-height -2
First collar shift component 28 is combined with high speed driving gear 24, the 5th collar shift component 55 and high low speed
Driven gear 30 detaches, and the second collar shift component 48 is combined with driven gear 45 at a slow speed, third collar shift component 53
It is combined with two grades of driven gears 50, third collar shift component 53 is detached with third gear driven gear 51, the 4th collar shift
Component 54 is detached with first speed driven gear 52；
The main shift driving shaft 24- high speeds driving gear 24- high speeds driven gear 36- power output teeth of power input shaft 25-
Wheel 37- power receives the secondary speed change main driven shaft 42- of gear 44- first bis- grades of masters of driven gear 45- reduction driven gears 47- at a slow speed
The secondary speed change driven shafts 49 of bis- grades of driven gear 50- of moving gear 31- second；
Inverse-height -3
First collar shift component 28 is combined with high speed driving gear 24, the 5th collar shift component 55 and high low speed
Driven gear 30 detaches, and the second collar shift component 48 is combined with driven gear 45 at a slow speed, third collar shift component 53
It is combined with third gear driven gear 51, third collar shift component 53 is detached with two grades of driven gears 50, the 4th collar shift
Component 54 is detached with first speed driven gear 52；
The main shift driving shaft 24- high speeds driving gear 24- high speeds driven gear 36- power output teeth of power input shaft 25-
Wheel 37- power receives the secondary speed change main driven shaft 42- of gear 44- first bis- grades of masters of driven gear 45- reduction driven gears 47- at a slow speed
The secondary speed change driven shafts 49 of moving gear 31- main transformer speed driven shaft 29- third speed drive gear 32- third gear driven gears 51- second.
This specific embodiment is only explanation to the utility model, is not the limitation to the utility model, ability
Field technique personnel can as needed make the present embodiment the modification of no creative contribution after this specification is read, but
As long as within the protection scope of the present utility model all protected by Patent Law.
Claims (6)
1. a kind of gear box of tractor for engaging gearbox, including gearbox, installation axle (1), first gear (2), second gear
(3) it is installed on the babinet (16) of gearbox with engaging sleeve (4), installation axle (1), first gear (2) and second gear (3) difference
Positioned at the both ends of engaging sleeve (4), which is characterized in that first gear (2) and second gear (3) are sheathed in installation axle (1) simultaneously phase
Installation axle (1) is only circumferentially rotated, engaging sleeve (4) is sheathed in installation axle (1), and engaging sleeve (4) is synchronous with installation axle (1)
Rotation and can along the axial movement of installation axle (1), first gear (2) and second gear (3) towards one end of engaging sleeve (4) on open
Equipped with the first buckling groove (11) and the second buckling groove (13), engaging sleeve (4) be provided at both ends with respectively with the first buckling groove (11)
The first shackle member (12), the second shackle member (14) being mutually clamped with the second buckling groove (13), the first buckling groove (11) and the second card
Access slot (13) is provided with the guide surface (15) towards engaging sleeve (4), is provided with to drive engaging sleeve (4) mobile in babinet (16)
Actuator.
2. a kind of gear box of tractor for engaging gearbox according to claim 1, which is characterized in that in installation axle (1)
The sliding rail (7) along the axis direction of installation axle (1) is provided with, is provided on engaging sleeve (4) and mutually slides the recessed of clamping with sliding rail (7)
Slot (8).
3. a kind of gear box of tractor for engaging gearbox according to claim 1, which is characterized in that actuator includes peace
Loaded on babinet (16) and can be moved along the axis direction of installation axle (1) mobile bar (6), be mutually fixedly connected with mobile bar (6)
Shifting part (5), engaging sleeve (4) is provided with annular groove (17) in the circumferential direction, and shifting part (5) offsets with annular groove (17)
It connects.
4. a kind of gear box of tractor for engaging gearbox according to claim 3, which is characterized in that shifting part (5) exists
Be fixedly installed on the one end abutted against with annular groove (17) along annular groove (17) circumferentially extend and simultaneously with annular groove (17) phase
The extension (18) of abutting.
5. a kind of gear box of tractor for engaging gearbox according to claim 1, which is characterized in that in installation axle (1)
It is installed with the first limiting for being respectively used to limitation first gear (2), second gear (3) along the axial movement of installation axle (1)
Part (9) and the second locating part (10).
A kind of 6. gear box of tractor for engaging gearbox according to claim 1, which is characterized in that the first buckling groove
(11), the second buckling groove (13) is towards being provided with rubber ring on the end face of engaging sleeve (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721536333.1U CN207598876U (en) | 2017-11-16 | 2017-11-16 | A kind of gear box of tractor for engaging gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721536333.1U CN207598876U (en) | 2017-11-16 | 2017-11-16 | A kind of gear box of tractor for engaging gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207598876U true CN207598876U (en) | 2018-07-10 |
Family
ID=62760463
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721536333.1U Active CN207598876U (en) | 2017-11-16 | 2017-11-16 | A kind of gear box of tractor for engaging gearbox |
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| Country | Link |
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| CN (1) | CN207598876U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111322357A (en) * | 2020-03-03 | 2020-06-23 | 重庆华陵工业有限公司 | Main and auxiliary shaft combination capable of adjusting gear connection mode |
-
2017
- 2017-11-16 CN CN201721536333.1U patent/CN207598876U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111322357A (en) * | 2020-03-03 | 2020-06-23 | 重庆华陵工业有限公司 | Main and auxiliary shaft combination capable of adjusting gear connection mode |
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