CN206111967U - Gearbox with two tunnel outputs - Google Patents
Gearbox with two tunnel outputs Download PDFInfo
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- CN206111967U CN206111967U CN201621112812.6U CN201621112812U CN206111967U CN 206111967 U CN206111967 U CN 206111967U CN 201621112812 U CN201621112812 U CN 201621112812U CN 206111967 U CN206111967 U CN 206111967U
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Abstract
The utility model belongs to the technical field of decelerator, refer in particular to a gearbox with two tunnel outputs, be provided with walking input gear and cutter input gear on the input shaft, walking input gear and the output of the epaxial vice speed gearset piece of intermediate gear meshing transmission, the setting is realized being connected with low -speed gear along the 2nd intermediate gear axle axial displacement by shift fork control at the epaxial high -speed dual gea of the 2nd intermediate gear and realizes fast shelves with the separation, slow shelves switch and transmit power to turning to separating mechanism, it moves the walking output that the output shaft rotation realized having the function of turning to to turn to the separating mechanism driven half shaft cingulum, the meshing of the epaxial cutter operation transition gear of a cutter input gear and an intermediate gear, cutter operation transition gear passes through the outside output power of cutter gear drive meshing transmission of rear cabinet transition dual gea and rear wheel case, the utility model discloses have good luck variable -ratio and turning to of back row, and cutter in the front can turn to, is applicable to the management to paddy field, nonirrigated farmland etc..
Description
Technical field：
This utility model belongs to deceleration device technical field, refers in particular to a kind of change speed gear box with two-way output.
Background technology：
The small-sized cultivated scarification equipment of cutter operation after walking before power-actuated for currently less than 7KW, it is desirable to be able to make
Paddy field, nonirrigated farmland, various economical crops etc. are managed with different cutters.Therefore, that what is case rows before gearbox body walked is fast
Slowly, there is higher requirement rear cabinet cutter rotating speed height and direction of rotation.
In order to adapt to a variety of requirements, at present, the small-sized cultivated scarification equipment of cutter operation after walking before having on market.
But this machinery has following defects：Walking is without turning function, or the speed of walking and cutter rotary speed
It is only suitable for doing certain simple function etc., it is difficult to meet the demand of several work.
The content of the invention：
The purpose of this utility model is to provide a kind of change speed gear box with two-way output that can meet several work.
What this utility model was realized in：
A kind of change speed gear box with two-way output, includes front gear box and rear gear box, and the front gear box is included
Input shaft, is provided with walking input gear and cutter input gear on input shaft, walking input gear, cutter input gear,
Input shaft synchronous axial system, walking input gear is change-speed gearing, walk input gear and the secondary speed change on the first intermediate gear shaft
Gear assembly engaged transmission speed change is exported, and from the lower-speed transition gear that is arranged on the first intermediate gear shaft to being engaged with
The low-speed gear transmission power being arranged on the second intermediate gear shaft, is provided with high speed duplex-gear on the second intermediate gear shaft
Wheel, high speed duplicate gear is realized connecting with low-speed gear and separates realization by fork controls along the axial movement of the second intermediate gear shaft
Fast shelves, the switching of slow shelves, the high speed duplicate gear transmits power to turn to separating mechanism, turns to separating mechanism jack shaft cingulum
Dynamic output shaft rotation realizes that the walking with turning function is exported；Knife on the cutter input gear and the first intermediate gear shaft
Tool operation transition gear engagement, cutter operation transition gear is passed by rear cabinet transition duplicate gear with the tool gear of rear gear box
Motivation structure engaged transmission outwards exports power.
In a kind of above-mentioned change speed gear box with two-way output, the walking input gear includes gear wheel one and little tooth
Wheel one, gear wheel one, little gear one are integral type structure, and fork slot, shift fork are provided between gear wheel one and little gear one
One end be connected in fork slot, walking input gear and input shaft between be spline connection, shift fork drive walking input gear
Along input shaft axial movement.
In a kind of above-mentioned change speed gear box with two-way output, the secondary change-speed gearing component includes I shelves gears, II shelves
Gear, walking input gear by the axial movement of shift fork drives edge input shaft realize little gear one and I shelves gears or gear wheel one with
II shelves gear engaged transmissions.
In a kind of above-mentioned change speed gear box with two-way output, the high speed duplicate gear include gear wheel two with it is little
Gear two, low-speed gear is arranged on the second intermediate gear shaft by bearing, and is provided with the one side of low-speed gear and is carried
The boss of internal tooth, little gear two can be with internal tooth socket connection, and high speed duplicate gear is by shift fork drives edge the second intermediate gear shaft axle
Realize connecting or separating with low-speed gear to mobile；When slow shelves operation is carried out, high speed duplicate gear is connected with low-speed gear, high
The little gear two of fast duplicate gear transmits power to separating mechanism is turned to；When carrying out fast shelves and operating, high speed duplicate gear with it is low
Fast gear is separated, low-speed gear idle running, gear wheel two and the I shelves gear engaged transmissions of high speed duplicate gear, by high speed duplex-gear
The little gear two of wheel transmits power to separating mechanism is turned to.
In a kind of above-mentioned change speed gear box with two-way output, on second intermediate gear shaft two are radially arranged
More than through hole, stage clip is provided with through hole, the two ends of stage clip are provided with steel ball, in the little gear two of high speed duplicate gear
Position and the one-to-one groove of through hole are provided with inwall, two steel balls are withstood on respectively in corresponding groove to high speed duplicate gear
Positioned.
In a kind of above-mentioned change speed gear box with two-way output, the steering separating mechanism includes hollow axle, in sky
Center gear wheel is provided with outside heart axle, the both sides of gear wheel are provided with steering little gear, center gear wheel and hollow axle at center
Synchronous axial system；The endoporus for turning to little gear includes two sections, one section be unthreaded hole, be circumferentially distributed with one on the hole wall of the other end
Arcuate groove more than individual, in hollow axle corresponding position circular hole is provided with, and steel ball is arranged in circular hole, and pressure is provided with hollow axle
Spring, the two ends of stage clip are provided with interior top plug, and the outer end of interior top plug is provided with outer push rod；The interior top plug includes large-diameter portion, little
Footpath portion and the frustum of a cone of connection large-diameter portion and minor diameter part；When needing steering operation, outer push rod, side are promoted in the presence of external force
Steel ball pack up into hollow axle, corresponding to turn to that little gear is not synchronous with hollow axle, the circle of the steel ball of opposite side in the frustum of a cone
Convex connection hollow axle and the arcuate groove for turning to little gear in the presence of the conical surface, corresponding steering little gear is synchronous with hollow axle
Rotation, the steering little gear jack shaft tooth is rotated, and realizes turning to output.
In a kind of above-mentioned change speed gear box with two-way output, on first intermediate gear shaft reverse gear tooth is additionally provided with
Wheel, back gear and the first intermediate gear shaft synchronous rotary, back gear can be nibbled with the reverse gear transition gear on reverse gear transition axis
Close transmission, the two ends of reverse gear transition axis are arranged on limit base, one end of reverse gear transition gear forms spring base, with spring base
It is provided with spring on reverse gear transition axis between corresponding limit base, one end of spring is held out against on spring base, other end top
Tight to be provided with stop collar in spring overcoat on corresponding limit base, reverse gear transition axis drives reverse gear transition in the presence of external force
Gear compression spring, makes the surely tight limit base in one end of stop collar, one end hold out against on spring base, and then changes reverse gear transition gear
Position, the gear wheel one for making walking input gear is engaged with the gear wheel of reverse gear transition gear, the little tooth of reverse gear transition gear
Wheel is engaged with back gear.
In a kind of above-mentioned change speed gear box with two-way output, the cutter operation transition gear is arranged on by bearing
On first intermediate gear shaft.
In a kind of above-mentioned change speed gear box with two-way output, the tool gear drive mechanism includes that rear cabinet is input into tooth
Wheel shaft, is provided with tumbler gear, tumbler gear and rear cabinet input gear axle synchronous rotary, commutating tooth on rear cabinet input gear axle
Fork slot is provided with wheel, can be moved axially along rear cabinet input gear axle in the presence of shift fork, when tumbler gear and the first mistake
Gear engagement is crossed, cutter shaft direction of rotation is contrary with the direction of rotation of input shaft；When tumbler gear and rear cabinet transition duplicate gear
Gear wheel engagement, engaged with First Transition gear by the little gear of rear cabinet transition duplicate gear, cutter shaft direction of rotation with it is defeated
The direction of rotation for entering axle is identical.
In a kind of above-mentioned change speed gear box with two-way output, the rear cabinet transition duplicate gear is arranged on by bearing
On transition double crosslinking gear shaft.
The advantage that this utility model is projected compared to existing technology is：
This utility model compact conformation, when walking before and after, can carry out the switching of friction speed, and can be turned to
Operation, meanwhile, cutter can export identical with input shaft or contrary steering, it is adaptable to paddy field, nonirrigated farmland, various economic farmings
The management of thing.
Description of the drawings：
Fig. 1 is schematic perspective view of the present utility model；
Fig. 2 is the schematic diagram after casing dismounting of the present utility model；
Fig. 3 is front view of the present utility model；
Fig. 4 is the A-A sectional views of Fig. 3；
Fig. 5 is the B-B sectional views of Fig. 3；
Fig. 6 is the schematic diagram that this utility model reverse gear transition gear is arranged on reverse gear transition gear axle；
Fig. 7 is the axial sectional view of Fig. 6；
Fig. 8 is the front view that this utility model rear cabinet transition duplicate gear is arranged on transition duplicate gear；
Fig. 9 is the axial sectional view of Fig. 8；
Figure 10 is the front view that this utility model tumbler gear is arranged on rear cabinet input gear axle；
Figure 11 is the axial sectional view of Figure 10.
Specific embodiment：
Below this utility model is further described with specific embodiment, referring to Fig. 1-11：
A kind of change speed gear box with two-way output, includes front gear box 1 and rear gear box 2, and the front gear box 1 includes
There is input shaft 3, walking input gear 4 and cutter input gear 5 are provided with input shaft 3, walking input gear 4, cutter is defeated
Enter gear 5, the synchronous axial system of input shaft 3, walking input gear 4 is change-speed gearing, the intermediate gear shaft of input gear 4 and first of walking
Secondary change-speed gearing component engaged transmission speed change output on 6, and by the lower-speed transition gear being arranged on the first intermediate gear shaft 6
7, to the transmission power of low-speed gear 9 being arranged on the second intermediate gear shaft 8 being engaged with, set on the second intermediate gear shaft 8
High speed duplicate gear is equipped with, high speed duplicate gear moves axially realization and low speed tooth by fork controls along the second intermediate gear shaft 8
The connection of wheel 9 realizes fast shelves, the switching of slow shelves with separating, and the high speed duplicate gear transmits power to turn to separating mechanism, steering point
Structure jack shaft tooth 10 of disembarking drives output shaft 11 to rotate and realizes that the walking with turning function is exported；The cutter input gear
5 engage with the cutter operation transition gear 12 on the first intermediate gear shaft 6, and cutter operation transition gear 12 is double by rear cabinet transition
Connection gear 13 outwards exports power with the tool gear drive mechanism engaged transmission of rear gear box 2.
Further, the walking input gear 4 includes gear wheel 1 and little gear 1, gear wheel 1, little tooth
1 are taken turns for integral type structure, fork slot, one end connection of shift fork 16 are provided between gear wheel 1 and little gear 1
It is spline connection between walking input gear 4 and input shaft 3 in fork slot, shift fork 16 drives walking input gear 4 along input
Axle 3 is moved axially.
Further, the secondary change-speed gearing component includes I shelves gears 17, II shelves gears 18, and walking input gear 4 is along defeated
Enter the axial movement of axle 3 and realize that little gear 1 is realized changing with I shelves gears 17 or gear wheel 1 with the engaged transmission of II shelves gears 18
Gear speed change.
Further, the high speed duplicate gear includes gear wheel 2 19 and little gear 2 20, and low-speed gear 9 passes through
Bearing is arranged on the second intermediate gear shaft 8, and the boss with internal tooth 21 is provided with the one side of low-speed gear 9, little tooth
Taking turns 2 20 can move axially realization with the socket connection of internal tooth 21, high speed duplicate gear by the second intermediate gear shaft of shift fork drives edge 8
Connect or separate with low-speed gear 9.
Mode of operation is as follows：When slow shelves operation is carried out, high speed duplicate gear is connected with the wheel of low speed tooth 9, high speed duplex-gear
The little gear 2 20 of wheel transmits power to separating mechanism is turned to；When carrying out fast shelves and operating, high speed duplicate gear and low-speed gear 9
Separate, low-speed gear 9 dallies, gear wheel 2 19 and the engaged transmission of I shelves gears 17 of high speed duplicate gear, by high speed duplicate gear
Little gear 2 20 to turn to separating mechanism transmission power.
In order that high speed duplicate gear can be positioned after moving axially, radially set on second intermediate gear shaft 8
Plural through hole is equipped with, stage clip 22 is provided with through hole, the two ends of stage clip 22 are provided with steel ball 23, in high speed duplex-gear
Position and the one-to-one groove of through hole are provided with the inwall of the little gear 2 20 of wheel, two steel balls 23 withstand on respectively corresponding recessed
High speed duplicate gear is positioned in groove.
Specifically, steering separating mechanism described in the utility model includes hollow axle 24, in being provided with outside hollow axle 24
Heart gear wheel 25, at center, the both sides of gear wheel 25 are provided with steering little gear 26, and center gear wheel 25 is synchronous with hollow axle 24
Rotate；The endoporus for turning to little gear 26 includes two sections, one section be unthreaded hole, be circumferentially distributed with one on the hole wall of the other end
Arcuate groove above, the arcuate groove axially extends to the outer end for turning to little gear 26, and the corresponding position of hollow axle 24 is provided with circular hole,
Steel ball is arranged in circular hole (do not draw in steel ball figure), is provided with stage clip 27 in the hollow axle 24, in the two ends of stage clip 27 are provided with
Top plug 28, the outer end of interior top plug 28 is provided with outer push rod 29；The interior top plug 28 includes large-diameter portion, minor diameter part and connects big footpath
Portion and the frustum of a cone of minor diameter part；When needing steering operation, outer push rod 29 is promoted in the presence of external force, the steel ball of side is to hollow
Packs up in axle 24, corresponding to turn to that little gear 26 is not synchronous with hollow axle 24, the taper seat of the steel ball of opposite side in the frustum of a cone
Convex connection hollow axle 24 and the arcuate groove for turning to little gear 26 under effect, corresponding steering little gear 26 is same with hollow axle 24
Step rotation, the jack shaft tooth 10 of steering little gear 26 is rotated, and realizes turning to output.
For the function with reverse gear, back gear 30 is additionally provided with the first intermediate gear shaft 6 described in the utility model,
The synchronous rotary of 30 and first intermediate gear shaft of back gear 6, back gear 30 can be with the reverse gear transition tooth on reverse gear transition axis 31
Wheel engaged transmission, the two ends of reverse gear transition axis 31 are arranged on limit base 32, and limit base 32 is fixed on the casing of front gear box 1
On.And one end of reverse gear transition axis 31 is stretched out outside the casing of front gear box 1.One end of reverse gear transition gear forms spring base
33, the spring base 33 of the present embodiment is a pad.On reverse gear transition axis between the corresponding limit base 32 of spring base 33
It is provided with spring 44, one end of spring 34 is held out against on spring base 33, the other end is held out against on corresponding limit base 32.Due to falling
Shelves transition axis 31 is a Step Shaft, therefore, the effect of spring force can be spacing on reverse gear transition axis 31 by reverse gear transition gear.
Can certainly arrange on reverse gear transition gear catch coordinate with spring 44 reverse gear transition gear is carried out it is spacing.And reverse gear mistake
Cross and one end of spring 44 is provided with axle 31 within the corresponding limit base 32.Stop collar 43 is arranged with outside spring 44,
Shelves transition axis 31 (stretching out that end outside casing) drive reverse gear transition gear compression spring 44 in the presence of external force, make spacing
The surely tight limit base 32 in one end of set 43, one end is held out against on spring base 33.Reverse gear transition gear is finally made with reverse gear transition axis
31 axis together along reverse gear transition axis 31 are moved, and then change the position of reverse gear transition gear, make walking input gear 4
Gear wheel 1 is engaged with the gear wheel 34 of reverse gear transition gear, the little gear 35 of reverse gear transition gear is nibbled with back gear 30
Close.Drive the first intermediate gear shaft 6 to reversely rotate by back gear 30, drive other gears to coordinate transmission.This utility model is
Pyatyi reverse gear speed change.Reverse gear transition gear is rotated around reverse gear transition axis 31, in order that rotate flexible, in reverse gear transition gear and
Bushing is provided between shelves transition axis 31, the bushing has the effect of self-lubricating.
Further, the cutter operation transition gear 12 is arranged on the first intermediate gear shaft 6 by bearing.
Specifically, the tool gear drive mechanism includes rear cabinet input gear axle 35, on rear cabinet input gear axle 35
Tumbler gear 36, tumbler gear 36 and the synchronous rotary of rear cabinet input gear axle 35 are provided with, on tumbler gear 36 shift fork is provided with
Groove 37, tumbler gear 36 can be moved axially in the presence of shift fork along rear cabinet input gear axle 35, when tumbler gear 36 and first
Transition gear 38 is engaged, and the direction of rotation of cutter shaft 39 is contrary with the direction of rotation of input shaft 3；When tumbler gear 36 and rear cabinet transition
The gear wheel 40 of duplicate gear 13 is engaged, and is engaged with First Transition gear 38 by the little gear 41 of rear cabinet transition duplicate gear 13,
The direction of rotation of cutter shaft 39 is identical with the direction of rotation of input shaft 3.
That is by tumbler gear 36 directly with First Transition gear 38 or by rear cabinet transition duplicate gear 13 again
The switching of cutter direction of rotation is realized with First Transition gear 38.
This utility model is seven grades of inverse time rotation outputs (relative to input direction of rotation) and eight grades of timing rotation input (phases
For input direction of rotation).If the quantity of First Transition gear 38 is odd number, then cutter is exported direction of rotation and sheet
Embodiment is contrary.
Specifically, the rear cabinet transition duplicate gear 13 is arranged on transition double crosslinking gear shaft 42 by bearing.
This utility model provides the transmission of two-way power, and all the way for hoofing part action, another road is for cutter operation drive
Action.Walking gear mechanism point level Four advance speed change, and Pyatyi reverse gear speed change, first order speed change is two in level Four advance speed change
Shelves speed change is respectively 1 grade, and 2 grades, second level speed change can be switched for secondary speed change with speed, makes the final speed of travel be fast 1, fast 2, slowly
1, slow 2.The third level separates to turn to.The fourth stage is walking output.Be in Pyatyi reverse gear speed change two, three, the constant premise of level Four
Lower increase one-level speed change, changes the output rotation direction of former level Four speed change output gear, realizes fast reverse gear, slow reverse gear.Cutter operation is driven
Moving gear mechanism is divided into seven grades of inverse time rotation outputs (relative to input direction of rotation) and eight grades of timing rotation output (relative input rotations
Turn direction).Slow 1 grade of speed ratio is 1:42.54259408, slow 2 speed ratio is 1:25.82943212, fast 1 grade of speed ratio is 1：
12.91471606, fast 2 grades of speed ratio is 1:7.841077608, slow reverse gear ratio is 1:63.71259923, fast reverse gear ratio is
1：20.63074642, inverse time rotation rotating ratio is 1:5.119113573, the fast ratio of timing rotation output is 1：7.005102785.
Operation principle of the present utility model：
Walking：
During advance, input shaft is rotated and drives walking input gear 4 and cutter input gear 5 to rotate, and is driven by shift fork and is walked
Input gear 4 is moved axially.Walking input gear 4 gear wheel one engage with the II shelves gears 18 on the first intermediate gear shaft,
Little gear one is engaged with I shelves gears 17 carries out 1 grade, 2 grades of switching.By high speed duplicate gear and low-speed gear 9 connection or point
From realizing fast 1 grade, slow 1 grade, fast 1 grade, fast 2 grades of switching.The last little gear 2 20 from high speed duplicate gear is separated to steering
Power is transmitted in mechanism.When needing steering operation, in the presence of external force promote turn to separating mechanism outer push rod 29 so as in one
The corresponding little gear that turns to of steel ball connection of side is not connected to hollow axle, opposite side, is engaged with half axle gear by turning to little gear
Output steering power.
During reverse gear, input shaft is rotated backward, and reverse gear transition gear compression spring is driven in the presence of external force, changes reverse gear mistake
The position of gear is crossed, the gear wheel 1 of walking input gear 4 is engaged with the gear wheel 34 of reverse gear transition gear, reverse gear transition
The little gear 35 of gear is engaged with back gear 30.The first intermediate gear shaft 6 is driven to reversely rotate by back gear 30, then by it
He outwards exports gear, during reverse gear, equally can also realize fast 1 grade, slow 1 grade, fast 1 grade, fast 2 grades of switching.
Cutter rotates：
Cutter input gear 5 on input shaft is with input shaft synchronous axial system, cutter input gear 5 and cutter operation transition
Gear 12 nibbles merga pass rear cabinet transition duplicate gear 13 and drives the tool gear drive mechanism engaged transmission of rear gear box 2 outside
The power in output different rotary direction, so as to realize the different rotary direction of cutter.
Above-described embodiment is only one of preferred embodiment of the present utility model, not limits enforcement of the present utility model with this
Scope, therefore：All equivalence changes done according to shape of the present utility model, structure, principle, all should be covered by guarantor of the present utility model
Within the scope of shield.
Claims (10)
1. a kind of change speed gear box with two-way output, includes front gear box and rear gear box, it is characterised in that：The front gear
Case includes input shaft, and walking input gear and cutter input gear are provided with input shaft, and walking input gear, cutter are defeated
Enter gear, input shaft synchronous axial system, walking input gear is change-speed gearing, on walking input gear and the first intermediate gear shaft
Secondary change-speed gearing component engaged transmission speed change output, and from the lower-speed transition gear being arranged on the first intermediate gear shaft to therewith
The low-speed gear transmission power being arranged on the second intermediate gear shaft of engagement, is provided with double at a high speed on the second intermediate gear shaft
Connection gear, high speed duplicate gear is realized connecting and separating with low-speed gear by fork controls along the axial movement of the second intermediate gear shaft
Fast shelves, the switching of slow shelves are realized, the high speed duplicate gear transmits power to turn to separating mechanism, turns to separating mechanism jack shaft
The dynamic output shaft rotation of cingulum realizes that the walking with turning function is exported；On the cutter input gear and the first intermediate gear shaft
The engagement of cutter operation transition gear, the cutter teeth that cutter operation transition gear passes through rear cabinet transition duplicate gear and rear gear box
Wheel drive mechanism engaged transmission outwards exports power.
2. it is according to claim 1 it is a kind of with two-way output change speed gear box, it is characterised in that：The walking input gear
Including gear wheel one and little gear one, gear wheel one, little gear one are integral type structure, between gear wheel one and little gear one
Fork slot is provided with, one end of shift fork is connected in fork slot, is spline connection between walking input gear and input shaft, shift fork
Walking input gear is driven to move axially along input shaft.
3. it is according to claim 2 it is a kind of with two-way output change speed gear box, it is characterised in that：The secondary change-speed gearing group
Part includes I shelves gears, II shelves gears, and walking input gear realizes little gear one and I by the axial movement of shift fork drives edge input shaft
Shelves gear or gear wheel one and II shelves gear engaged transmissions.
4. it is according to claim 3 it is a kind of with two-way output change speed gear box, it is characterised in that：The high speed duplicate gear
Gear wheel two and little gear two are included, low-speed gear is arranged on the second intermediate gear shaft by bearing, and low-speed gear
The boss with internal tooth is provided with one side, little gear two can be driven with internal tooth socket connection, high speed duplicate gear by shift fork
Realize connecting or separating with low-speed gear along the axial movement of the second intermediate gear shaft；When slow shelves operation is carried out, high speed duplex-gear
Wheel is connected with low-speed gear, and the little gear two of high speed duplicate gear transmits power to separating mechanism is turned to；When carrying out fast shelves operation
When, high speed duplicate gear is separated with low-speed gear, low-speed gear idle running, and gear wheel two and the I shelves gears of high speed duplicate gear are nibbled
Transmission is closed, power is transmitted to separating mechanism is turned to from the little gear two of high speed duplicate gear.
5. it is according to claim 4 it is a kind of with two-way output change speed gear box, it is characterised in that：Second idler gear
Plural through hole is radially arranged on axle, stage clip has been provided with through hole, the two ends of stage clip have been provided with steel ball, double at a high speed
Position and the one-to-one groove of through hole are provided with the inwall of the little gear two of connection gear, two steel balls withstand on respectively corresponding recessed
High speed duplicate gear is positioned in groove.
6. it is according to claim 1 it is a kind of with two-way output change speed gear box, it is characterised in that：The steering separating mechanism
Hollow axle is included, center gear wheel is provided with outside hollow axle, the both sides of gear wheel are provided with steering little gear at center, in
Heart gear wheel and hollow axle synchronous axial system；The endoporus for turning to little gear includes two sections, and one section is unthreaded hole, the hole of the other end
More than one arcuate groove is circumferentially distributed with wall, hollow axle corresponding position is provided with circular hole, steel ball is arranged in circular hole, in sky
Stage clip is provided with heart axle, the two ends of stage clip are provided with interior top plug, and the outer end of interior top plug is provided with outer push rod；The interior top plug bag
Include the frustum of a cone of large-diameter portion, minor diameter part and connection large-diameter portion and minor diameter part；When needing steering operation, push away in the presence of external force
Outer push rod is moved, the steel ball of side is packed up into hollow axle, the corresponding little gear that turns to is not synchronous with hollow axle, the steel ball of opposite side
Convex connection hollow axle and the arcuate groove for turning to little gear, turn to accordingly little gear in the presence of the taper seat of the frustum of a cone
With hollow axle synchronous rotary, steering little gear jack shaft tooth rotation, realize turning to output.
7. it is according to claim 1 it is a kind of with two-way output change speed gear box, it is characterised in that：First idler gear
Back gear, back gear and the first intermediate gear shaft synchronous rotary are additionally provided with axle, back gear can be with reverse gear transition axis
On reverse gear transition gear engaged transmission, the two ends of reverse gear transition axis are arranged on limit base, one end shape of reverse gear transition gear
Into spring base, spring is provided with the reverse gear transition axis between the corresponding limit base of spring base, one end of spring holds out against
On spring base, the other end hold out against on corresponding limit base, be provided with stop collar in spring overcoat, reverse gear transition axis is in external force
Effect is lower to drive reverse gear transition gear compression spring, the surely tight limit base in one end of stop collar, one end is held out against on spring base, changes
Become the position of reverse gear transition gear, the gear wheel one for making walking input gear is engaged with the gear wheel of reverse gear transition gear, reverse gear
The little gear of transition gear is engaged with back gear.
8. it is according to claim 1 it is a kind of with two-way output change speed gear box, it is characterised in that：The cutter operation transition
Gear is arranged on the first intermediate gear shaft by bearing.
9. it is according to claim 1 it is a kind of with two-way output change speed gear box, it is characterised in that：The tool gear transmission
Mechanism includes rear cabinet input gear axle, and tumbler gear is provided with rear cabinet input gear axle, and tumbler gear is input into tooth with rear cabinet
Wheel shaft synchronous rotary, is provided with fork slot on tumbler gear, can move axially along rear cabinet input gear axle in the presence of shift fork,
When tumbler gear is engaged with First Transition gear, cutter shaft direction of rotation is contrary with the direction of rotation of input shaft；Work as tumbler gear
Engage with the gear wheel of rear cabinet transition duplicate gear, engaged with First Transition gear by the little gear of rear cabinet transition duplicate gear,
Cutter shaft direction of rotation is identical with the direction of rotation of input shaft.
10. it is according to claim 1 it is a kind of with two-way output change speed gear box, it is characterised in that：The rear cabinet transition is double
Connection gear is arranged on transition double crosslinking gear shaft by bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621112812.6U CN206111967U (en) | 2016-10-11 | 2016-10-11 | Gearbox with two tunnel outputs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621112812.6U CN206111967U (en) | 2016-10-11 | 2016-10-11 | Gearbox with two tunnel outputs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206111967U true CN206111967U (en) | 2017-04-19 |
Family
ID=58529047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621112812.6U Active CN206111967U (en) | 2016-10-11 | 2016-10-11 | Gearbox with two tunnel outputs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206111967U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107420496A (en) * | 2017-06-10 | 2017-12-01 | 台州信溢农业机械有限公司 | A kind of gear box structure on agricultural tool |
| CN109987540A (en) * | 2019-04-26 | 2019-07-09 | 扬州统一机械有限公司 | A kind of modularization automatic supporting device |
| CN112815063A (en) * | 2021-01-29 | 2021-05-18 | 重庆鑫源农机股份有限公司 | Transmission speed change structure of mini-tiller |
| CN114165562A (en) * | 2021-11-23 | 2022-03-11 | 上海益君电气有限公司 | Angle-adjustable gear pair transmission chain output device |
-
2016
- 2016-10-11 CN CN201621112812.6U patent/CN206111967U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107420496A (en) * | 2017-06-10 | 2017-12-01 | 台州信溢农业机械有限公司 | A kind of gear box structure on agricultural tool |
| CN109987540A (en) * | 2019-04-26 | 2019-07-09 | 扬州统一机械有限公司 | A kind of modularization automatic supporting device |
| CN112815063A (en) * | 2021-01-29 | 2021-05-18 | 重庆鑫源农机股份有限公司 | Transmission speed change structure of mini-tiller |
| CN112815063B (en) * | 2021-01-29 | 2024-05-07 | 重庆鑫源农机股份有限公司 | Transmission speed-changing structure of mini-tiller |
| CN114165562A (en) * | 2021-11-23 | 2022-03-11 | 上海益君电气有限公司 | Angle-adjustable gear pair transmission chain output device |
| CN114165562B (en) * | 2021-11-23 | 2024-02-20 | 上海益君电气有限公司 | Angle-adjustable gear pair transmission chain output device |
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