CN206017690U - A kind of commutation shift fork system synthesis of farm machine gearbox and change speed gear box - Google Patents
A kind of commutation shift fork system synthesis of farm machine gearbox and change speed gear box Download PDFInfo
- Publication number
- CN206017690U CN206017690U CN201621012582.6U CN201621012582U CN206017690U CN 206017690 U CN206017690 U CN 206017690U CN 201621012582 U CN201621012582 U CN 201621012582U CN 206017690 U CN206017690 U CN 206017690U
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- China
- Prior art keywords
- shift fork
- axle
- commutation shift
- gear
- assembly
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Abstract
The utility model proposes a kind of commutation shift fork system synthesis of farm machine gearbox, which includes the shift fork axle that commutates, and the commutation shift fork with commutation shift fork axle socket, the commutation shift fork axle are provided with spring bearing with gear box connection end, and shaft end is provided with outside framework oil seal；Insert is fixed with the two stands of the commutation shift fork, clutch gear is fixed by the groove clamping of the insert and clutch gear.Commutation shift fork system synthesis of the present utility model adopt bearings, shaft end to adopt outside framework oil seal in the casing junction with change speed gear box；Commutation shift fork is connected using overall insert with clutch gear junction, Stability Analysis of Structures reliability, it is to avoid misloading., suitable for multiple farm machine gearboxes, use intensity is big, reliability is high for commutation shift fork system synthesis of the present utility model.
Description
Technical field
This utility model is related to technical field of mechanical design, more particularly to a kind of change speed gear box suitable for multiple farm machineries
Commutation shift fork system synthesis.
Background technology
With the continuous improvement of Automation of Agricultural Production degree, increasing farm machinery is put to agricultural now
In production, such as harvester etc..In farm machinery, change speed gear box is a very important ingredient.By taking harvester as an example,
In order that harvester adapts to the requirement of resistance change under various working condition so as to can work under various conditions, need
Its power biography is the change speed gear box that middle employing can change rotating ratio and driving torque ratio.Change speed gear box is general and electromotor connects,
It is drive system moment transducer and drive mechanism.Change speed gear box can not only expand the torque that electromotor passed on driving wheel and turn
The excursion of speed, to adapt to the needs that harvester is travelled under various conditions, and can keep engine rotation direction not
Reversing, and the power transmission that unites using neutral temporarily disconnected reasonable match is realized in the case of change, is made at electromotor
In idle state.In the design of change speed gear box, the design of gear, axle, shift fork etc. plays an important role, the biography to power
The work efficiency of defeated, change speed gear box, intensity and reliability effect are very big.
The commutation shift fork system of existing change speed gear box, adopts T-shaped copper sheathing in commutation shift fork axle and gear box junction
Support, and sealed using outside framework oil seal；It is the single welding in installation site when clutch gear is installed with commutation shift fork axle
Connect hard alloy to carry out gear positioning.Such design can cause the structure less stable of product, sealing property poor and
And in gear location and installation easy misloading.
Utility model content
According to the requirement in existing farm machine gearbox use, the purpose of this utility model is to provide a kind of Stability Analysis of Structures
Reliable, prevent the farm machine gearbox commutation shift fork system synthesis of gear misloading.
For reaching the purpose of this utility model, a kind of commutation shift fork system of farm machine gearbox of the present utility model is total
Into including commutation shift fork axle, the commutation shift fork with commutation shift fork axle socket, the commutation shift fork axle and gear box connection end
Spring bearing is provided with, shaft end is provided with outside framework oil seal；Described commutation shift fork two stands on be fixed with insert, the insert with from
Clutch gear is fixed by the groove clamping for closing gear.
According to another object of the present utility model, this utility model also proposes a farm machine gearbox, the speed change
Case includes：Gear housing assembly, balladeur train axle assembly, fixed gear axle assembly, steering assembly, clutch system are total
Into, carrier gear axle assembly, left half axle system synthesis, right axle shaft system synthesis, commutation shift fork system synthesis, speed change axle system total
Into and angular lever system synthesis；Wherein, the balladeur train axle assembly, fixed gear axle assembly, steering assembly, from
Clutch system synthesis, carrier gear axle assembly, left half axle system synthesis and right axle shaft system synthesis are in casing assembly
Formation carries out torque transmitting gear pair；The clutch system assembly includes steering spindle, the copper bush that is connected with steering spindle, clutch
Gear and steering cluth gear, the commutation shift fork system synthesis include the shift fork axle that commutates, with commutation shift fork axle socket
Commutation shift fork, the commutation shift fork axle are provided with spring bearing with gear box connection end, and shaft end is provided with outside framework oil seal；Described
Insert is fixed with the two stands of commutation shift fork, the groove clamping of the insert and the clutch gear of clutch system assembly is by clutch
Gear is fixed, and main engine control handle is connected with commutation shift fork system synthesis, is controlled the clutch gear of clutch system assembly and is turned
To clutch gear dental inlay point, close, realize turn to straight trip.
The beneficial effects of the utility model are, the commutation shift fork system synthesis of the farm machine gearbox with change speed gear box
Casing junction adopt bearings, shaft end to adopt outside framework oil seal；Commutation shift fork is with clutch gear junction using overall edge
Block connects, Stability Analysis of Structures reliability, it is to avoid misloading.Commutation shift fork system synthesis of the present utility model become suitable for multiple farm machineries
In fast case, use intensity is big, reliability is high.
Description of the drawings
By detailed description below in conjunction with the accompanying drawings, the aforesaid and other objects, features and advantages of this utility model will
Become apparent.Wherein：
Fig. 1 show the structural representation of the commutation shift fork system synthesis of farm machine gearbox of the present utility model；
Fig. 2 show the structural representation of the clutch system assembly of farm machine gearbox of the present utility model；
Fig. 3 A show the composition structural representation of farm machine gearbox of the present utility model；
Fig. 3 B show the side structure schematic view of the farm machine gearbox of Fig. 3 A.
In figure, the label of main parts size and title are as follows：
1- gear housing assembly 2- balladeur train axle assembly 3- fixed gear axle assemblies
4- steering assembly 5- clutch system assembly 6- carrier gear axle assemblies
7- left half axle system synthesis 8- right axle shaft system synthesis 9- commutation shift fork system synthesis
10- variable-speed shaft system synthesis 11- angular lever system synthesis
Specific embodiment
In conjunction with accompanying drawing architectural feature of the present utility model and advantage, details are as follows.
The structural representation of the commutation shift fork system synthesis of the farm machine gearbox of the present utility model with reference to shown in Fig. 1
Figure, the commutation shift fork system synthesis include the shift fork axle 910 that commutates, the commutation shift fork 904 with the commutation socket of shift fork axle 910, institute
State commutation shift fork axle 910 and gear box connection end and be provided with spring bearing 901, shaft end be provided with outside framework oil seal 903 carry out close
Envelope；Monoblock type insert 902, the insert 902 and speed change box clutch are fixed with the two stands 9041 of the commutation shift fork 904
Clutch gear is fixed by the groove clamping of the clutch gear 503 of system synthesis.
The overall composition structural representation of the farm machine gearbox of the present utility model shown in reference picture 3A and 3B, described
Change speed gear box includes gear housing assembly 1, balladeur train axle assembly 2, fixed gear axle assembly 3, steering assembly 4, clutch
System synthesis 5, carrier gear axle assembly 6, left half axle system synthesis 7, right axle shaft system synthesis 8, commutation shift fork system synthesis 9,
Variable-speed shaft system synthesis 10 and angular lever system synthesis 11；Wherein, the balladeur train axle assembly 2, fixed gear shaft is total
Into 3, steering assembly 4, clutch system assembly 5, carrier gear axle assembly 6, left half axle system synthesis 7 and right axle shaft system
System assembly 8 forms gear pair in casing assembly 1, carries out torque drive；Referring to Fig. 2, the clutch system assembly 5 is wrapped
Steering spindle 501 is included, copper bush 504, clutch gear 503 and the steering cluth gear 504 being connected with steering spindle 501；Described
Commutation shift fork system synthesis 9 include the shift fork axle 910 that commutates, the commutation shift fork 904 with the commutation socket of shift fork axle 910, the commutation
Shift fork axle 910 is provided with spring bearing 901 with gear box connection end, and shaft end is provided with outside framework oil seal 903 and is sealed；Described
Monoblock type insert 902 is fixed with the two stands 9041 of commutation shift fork 904, the insert 902 is total with speed change box clutch system
Into the groove clamping of clutch gear 503 clutch gear is fixed.The control crank of farm machinery is connected with commutation shift fork system synthesis
Connect, the clutch gear of control clutch system assembly divides, closes with the dental inlay of steering cluth gear, realizes steering and keeps straight on.
Fig. 3 B separately refer to, and the casing assembly 1 has additional multiple engaging lugs near the left and right half system synthesis of bottom
Structure 102, so increases the intensity of casing, immediately also will not shadow by the way of sled is torn open when demolition and maintenance are carried out to change speed gear box
Ring the flatness of change speed gear box sealing surface.
The beneficial effects of the utility model are, the commutation shift fork system synthesis of the farm machine gearbox with change speed gear box
Casing junction adopt bearings, shaft end to adopt outside framework oil seal；Commutation shift fork is with clutch gear junction using overall edge
Block connects, Stability Analysis of Structures reliability, it is to avoid misloading.Commutation shift fork system synthesis of the present utility model are applied to multiple farm machineries such as
In the change speed gear box of harvester, use intensity is big, reliability is high.
This utility model is not limited to described embodiment, and those skilled in the art is without departing from of the present utility model
Spirit is disclosed in scope, can still be made some corrections or be changed, therefore rights protection scope of the present utility model is with claims
The scope of restriction is defined.
Claims (2)
1. a kind of commutation shift fork system synthesis of farm machine gearbox, it is characterised in that the commutation shift fork system synthesis bag
Commutation shift fork axle is included, the commutation shift fork with commutation shift fork axle socket, the commutation shift fork axle are arranged with gear box connection end
There are spring bearing, shaft end to be provided with outside framework oil seal；Insert is fixed with the two stands of the commutation shift fork, the insert and clutch tooth
Clutch gear is fixed by the groove clamping of wheel.
2. a kind of farm machine gearbox, it is characterised in that the change speed gear box includes：Gear housing assembly, slide teeth wheel shaft are total
Into, fixed gear axle assembly, steering assembly, clutch system assembly, carrier gear axle assembly, left half axle system synthesis,
Right axle shaft system synthesis, commutation shift fork system synthesis, variable-speed shaft system synthesis and angular lever system synthesis；Wherein, described
Balladeur train axle assembly, fixed gear axle assembly, steering assembly, clutch system assembly, carrier gear axle assembly, a left side half
Axle system assembly and right axle shaft system synthesis are formed in casing assembly and carry out torque transmitting gear pair；The clutch
System synthesis include steering spindle, copper bush, clutch gear and the steering cluth gear being connected with steering spindle, and the commutation is dialled
Fork system synthesis include the shift fork axle that commutates, the commutation shift fork with commutation shift fork axle socket, the commutation shift fork axle and change speed gear box case
Body connection end is provided with spring bearing, and shaft end is provided with outside framework oil seal；Insert is fixed with the two stands of the commutation shift fork, described
Clutch gear is fixed by the groove clamping of insert and the clutch gear of clutch system assembly, main engine control handle and commutation shift fork system
System assembly connection, the clutch gear of control clutch system assembly divide, close with the dental inlay of steering cluth gear, realize steering
With straight trip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621012582.6U CN206017690U (en) | 2016-08-30 | 2016-08-30 | A kind of commutation shift fork system synthesis of farm machine gearbox and change speed gear box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621012582.6U CN206017690U (en) | 2016-08-30 | 2016-08-30 | A kind of commutation shift fork system synthesis of farm machine gearbox and change speed gear box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206017690U true CN206017690U (en) | 2017-03-15 |
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ID=58256130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621012582.6U Expired - Fee Related CN206017690U (en) | 2016-08-30 | 2016-08-30 | A kind of commutation shift fork system synthesis of farm machine gearbox and change speed gear box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206017690U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108397545A (en) * | 2018-01-20 | 2018-08-14 | 江苏大学 | A kind of harvest machinery gearbox slide block mechanism commutation shifting fork mechanism |
-
2016
- 2016-08-30 CN CN201621012582.6U patent/CN206017690U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108397545A (en) * | 2018-01-20 | 2018-08-14 | 江苏大学 | A kind of harvest machinery gearbox slide block mechanism commutation shifting fork mechanism |
| CN108397545B (en) * | 2018-01-20 | 2019-11-05 | 江苏大学 | A kind of harvest machinery gearbox slide block mechanism commutation shifting fork mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170315 Termination date: 20210830 |