CN109915553A - Transmission box for tiller structural assembly and its mini-tiller - Google Patents
Transmission box for tiller structural assembly and its mini-tiller Download PDFInfo
- Publication number
- CN109915553A CN109915553A CN201711321240.1A CN201711321240A CN109915553A CN 109915553 A CN109915553 A CN 109915553A CN 201711321240 A CN201711321240 A CN 201711321240A CN 109915553 A CN109915553 A CN 109915553A
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- CN
- China
- Prior art keywords
- shift
- tiller
- shaft
- duplex
- power
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The invention discloses a kind of transmission box for tiller structural assemblies, including cabinet, driven subassembly, shift speed change component, walking component and driving shaft for inputting power, driven subassembly includes that driven shaft for outputing power and housing are fixed on driven shaft and for the duplex driven gear with driving shaft engaged transmission cooperation；Shift speed change component includes scroll bar, duplex power shift gear and selector fork, and duplex power shift gear is coated at scroll bar and can move axially along scroll bar, and selector fork is coated at driving shaft and matches fixation with duplex power shift gear；The configuration of the present invention is simple, power transmitting is reliable, shift is flexible and convenient, and can stability with higher to be applicable in the need of work of long period；The invention also discloses a kind of mini-tillers of application transmission box for tiller structural assembly, and shift speed change is more flexible, and the transmission of power has more reliability and stability, are able to satisfy the need of work of long period.
Description
Technical field
The present invention relates to mini-tiller field, in particular to a kind of transmission box for tiller structural assembly and its mini-tiller.
Background technique
Mini-tiller is more next ploughing, playing in farming, trimming and weeding as a kind of small-sized agricultural mechanical device
Bigger effect.In use, working environment is relatively more severe, lubricating condition is poor, and in the time in busy farming season for mini-tiller
The time used every time is all longer, and more stringent requirements are proposed for the power device and its drive mechanism to mini-tiller, it is desirable that it is tied
Structure is simple, power transmitting is reliable, flexible and convenient, need of work that can be applicable in the long period etc. of shifting gears；And in the prior art, it is micro- to plough
The drive mechanism of machine is generally existing, and structure is complicated, power transmission line it is longer reduce power transfer reliability, gear shift operation not
Just and the deficiencies such as flexibility is poor, stability is low, when cannot be long in the case where working environment is relatively more severe, lubricating condition is poor
Between run well, be not able to satisfy the needs of agricultural production.
Therefore, it is necessary to improve to existing mini-tiller drive mechanism, make that its structure is simple, power transmitting is reliable, changes
Gear is flexible and convenient, and can stability with higher to be applicable in the need of work of long period.
Summary of the invention
In view of this, the present invention provides a kind of transmission box for tiller structural assembly and its mini-tiller, structure is simple, power passes
Pass that reliable, shift is flexible and convenient, and can stability with higher to be applicable in the need of work of long period.
Transmission box for tiller structural assembly of the invention, including cabinet, driven subassembly, shift speed change component, walking component
With the driving shaft for inputting power, the driven subassembly includes that driven shaft for outputing power and housing are fixed on institute
State driven shaft and for the duplex driven gear with the driving shaft engaged transmission cooperation；The shift speed change component includes whirlpool
Bar, duplex power shift gear and selector fork, the duplex power shift gear are coated at the scroll bar and can axially move along the scroll bar
Dynamic, the selector fork is coated at the driving shaft and matches fixation with the duplex power shift gear；The walking component packet
It includes turbine and inner sleeve for cooperating with the Worm-drive and is fixed on the turbine and the walking turbine for outputing power
Axis.
Further, the driving shaft is splined shaft, including the first flower for connecting with engine power output spline
Key portion and for the second spline part with duplex driven gear engaged transmission cooperation, and be located at first spline part and
Third spline part between second spline part and for moving limit axially outward to the selector fork, the shift are dialled
Fork is resisted against nearly second spline part one end of the third spline part.
Further, the driven shaft is provided with the spacer pin for axially limiting to the duplex driven gear, the limit
Position pin is two, and a point column are set to duplex driven gear two sides.
Further, the walking component further includes that housing is fixed on the walking turbine wheel shaft and worm gear drive cooperation company
Connect and be used to control the clutch spline housing I of mini-tiller walking and stopping.
Further, the scroll bar is placed in the cabinet and the cabinet is stretched out in one end, and the scroll bar stretches out cabinet end peace
Equipped with the clutch spline housing II for realizing power output.
Further, the driving shaft, the scroll bar and the walking turbine wheel shaft pass through bearing supporting and fixing in the case
Body；The driven shaft is fixed by bolts in the cabinet.
Further, the scroll bar is connect with the duplex power shift gear spline.
It further, further include gearshift, the gearshift includes shifting shaft, shift connecting rod, intermediate conversion column, shift
Drive rod and shift handle, the shifting shaft both ends are movably connected on cabinet and the cabinet, the shift handle are stretched out in one end
Be fixedly installed in the shifting shaft and stretch out cabinet one end and for driving the shifting shaft, described shift drive rod one end with it is described
Selector fork is fixedly linked, and the other end is fixed with the intermediate conversion column, and the shift connecting rod includes fixing with the shifting shaft
Straight-bar and the curved bar fixed with the intermediate conversion column, the straight-bar be movably connected with the curved bar.
The invention also discloses a kind of mini-tiller of transmission box for tiller structural assembly described in application, on the mini-tiller
The transmission box for tiller structural assembly is installed.
Beneficial effects of the present invention: transmission box for tiller structural assembly of the invention is driven double by driving selector fork
Connection power shift gear moves axially on scroll bar, does not need setting clutch or other complicated gears achieve that shift becomes
Speed, shift is flexible and convenient, and selector fork is directly coated at driving shaft, and structure is simple, easily operated, reduces the complexity of structure
Property, production and management cost have been saved, meanwhile, direct-drive connection is realized by engaged transmission between each component, improves transmission
Reliability and stability, the need of work of applicable long period；The invention also discloses a kind of transmissions of application mini-tiller
The mini-tiller of box structure assembly, shift speed change is more flexible, and the transmission of power has more reliability and stability, be able to satisfy compared with
Prolonged need of work.
Detailed description of the invention
The invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is schematic structural view of the invention；
Fig. 2 is structure of the invention assembling schematic diagram.
Specific embodiment
Fig. 1 is schematic structural view of the invention, and Fig. 2 is structure of the invention assembling schematic diagram, as shown in the figure: the sheet of the present embodiment
The transmission box for tiller structural assembly of invention, including cabinet 1, driven subassembly, shift speed change component, walking component and for that will move
The driving shaft 2 of power input, the driven subassembly include that driven shaft 3 for outputing power and housing are fixed on the driven shaft
3 and for the duplex driven gear 4 with 2 engaged transmission cooperation of the driving shaft；The shift speed change component includes scroll bar 5, double
Join power shift gear 6 and selector fork 7, the duplex power shift gear 6 is coated at the scroll bar 5 and can be along the axial shifting of the scroll bar 5
Dynamic, the selector fork 7 is coated at the driving shaft 2 and matches fixation with the duplex power shift gear 6；The walking component
Walking including being fixed on the turbine 8 for the turbine 8 and inner sleeve with the scroll bar 5 transmission cooperation and for outputing power
Turbine wheel shaft 9.
In the present embodiment, the driving shaft 2 is splined shaft, including for connecting with engine power output spline
One spline part 21 and for the second spline part 22 with 4 engaged transmission cooperation of the duplex driven gear, and it is located at described the
Third flower between one spline part 21 and second spline part 22 and for moving limit axially outward to the selector fork 7
Key portion 23, the selector fork 7 are resisted against nearly second spline part one end of the third spline part 23；Driving shaft passes through spline
Structure is connect with the other components matched, eliminates gear, while easy to connect, saves material, and structure is simple,
Reliable transmission is high；It is of the invention signified inside and outside consistent with the inward-outward direction of body structure.
In the present embodiment, the driven shaft 3 is provided with for the spacer pin to 4 axial limiting of duplex driven gear
10, the spacer pin 10 is two, and a point column are set to 4 two sides of duplex driven gear；Spacer pin is firm by duplex driven gear
Jail card is against on driven shaft, is prevented it axially displaced when being driven cooperation with driving shaft, is improved the stability of transmission.
In the present embodiment, the walking component further includes that housing is fixed on the walking turbine wheel shaft 9 and the turbine 8 transmission
It is cooperatively connected and is used to control the clutch spline housing I of mini-tiller walking and stopping；It contacts and divides with turbine by clutch spline housing I
From controlling the walking and stopping of mini-tiller, improve travel safety.
In the present embodiment, the scroll bar 5 is placed in the cabinet 1 and the cabinet 1 is stretched out in one end, and the scroll bar 5 stretches out
The clutch spline housing II 12 that cabinet end is equipped with for realizing power output；Clutch spline housing II can be used for realizing power output,
It can drive the operating of coulter and other equipment.
In the present embodiment, the driving shaft 2, the scroll bar 5 and the walking turbine wheel shaft 9 pass through 13 supporting and fixing of bearing
In the cabinet 1；The driven shaft 3 is fixed by bolts in the cabinet 1；Stable connection, structure are simple.
In the present embodiment, the scroll bar is connect with the duplex power shift gear spline；External splines knot is arranged in scroll bar outer surface
Structure, and duplex power shift gear inner surface is then internal spline structure, has both cooperated firm, in turn ensures that duplex power shift gear moves axially
Guiding role.
It further include gearshift in the present embodiment, the gearshift includes shifting shaft 14, shift connecting rod 15, intermediate turn
Column 16, shift drive rod 17 and shift handle 11 are changed, 14 both ends of shifting shaft are movably connected on described in cabinet 1 and one end stretching
Cabinet 1, the shift handle 11 are fixedly installed in the shifting shaft 14 and stretch out cabinet one end and be used to drive the shifting shaft 14,
Described 17 one end of shift drive rod is fixedly linked with the selector fork, and the other end and the intermediate conversion column 16 are fixed, described
Shift connecting rod 15 includes the straight-bar fixed with the shifting shaft 14 and the curved bar fixed with the intermediate conversion column 16, the straight-bar
It is movably connected with the curved bar.
The invention also discloses a kind of mini-tiller of transmission box for tiller structural assembly described in application, on the mini-tiller
The transmission box for tiller structural assembly is installed；Shift speed change is more flexible, and the transmission of power has more reliability and steady
It is qualitative, it is able to satisfy the need of work of long period.
Finally, it is stated that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although referring to compared with
Good embodiment describes the invention in detail, those skilled in the art should understand that, it can be to skill of the invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the scope of the claims of invention.
Claims (9)
1. a kind of transmission box for tiller structural assembly, including cabinet, driven subassembly, shift speed change component, walking component and it is used for
The driving shaft that power is inputted, it is characterised in that: the driven subassembly includes that driven shaft for outputing power and housing are solid
Due to the driven shaft and for the duplex driven gear with the driving shaft engaged transmission cooperation；The shift speed change component packet
Scroll bar, duplex power shift gear and selector fork are included, the duplex power shift gear is coated at the scroll bar and can be along the scroll bar axis
To movement, the selector fork is coated at the driving shaft and matches fixation with the duplex power shift gear；The walking group
Part includes that the turbine and inner sleeve for cooperating with the Worm-drive are fixed on the turbine and the walking for outputing power
Turbine wheel shaft.
2. transmission box for tiller structural assembly according to claim 1, it is characterised in that: the driving shaft is splined shaft,
Including the first spline part for being connect with engine power output spline and for engaging biography with the duplex driven gear
Second spline part of dynamic cooperation, and between first spline part and second spline part and for the shift
Shift fork is axially displaced outwardly the third spline part of limit, and the selector fork is resisted against nearly second flower of the third spline part
Key portion one end.
3. transmission box for tiller structural assembly according to claim 2, it is characterised in that: the driven shaft, which is provided with, to be used for
To the spacer pin that the duplex driven gear axially limits, the spacer pin is two, and a point column are set to the duplex driven tooth
Take turns two sides.
4. transmission box for tiller structural assembly according to claim 3, it is characterised in that: the walking component further includes outer
The clutch that set is fixed on the walking turbine wheel shaft and the worm gear drive is cooperatively connected and is used to control mini-tiller walking and stops
Spline housing I.
5. transmission box for tiller structural assembly according to claim 4, it is characterised in that: the scroll bar is placed in the cabinet
The cabinet is stretched out in interior and one end, and the scroll bar stretches out cabinet end and is equipped with the clutch spline housing II for realizing power output.
6. transmission box for tiller structural assembly according to claim 5, it is characterised in that: the driving shaft, the scroll bar
Pass through bearing supporting and fixing in the cabinet with the walking turbine wheel shaft；The driven shaft is fixed by bolts in the case
Body.
7. transmission box for tiller structural assembly according to claim 6, it is characterised in that: the scroll bar is changed with the duplex
Keep off gear spline connection.
8. transmission box for tiller structural assembly according to claim 7, it is characterised in that: it further include gearshift, it is described
Gearshift includes that shifting shaft, shift connecting rod, intermediate conversion column, shift drive rod and shift handle, the shifting shaft both ends are living
Dynamic to be connected to cabinet and one end stretching cabinet, the shift handle is fixedly installed in shifting shaft stretching cabinet one end simultaneously
For driving the shifting shaft, described shift drive rod one end is fixedly linked with the selector fork, the other end and the centre
Transition mast is fixed, and the shift connecting rod includes the straight-bar fixed with the shifting shaft and the song fixed with the intermediate conversion column
Bar, the straight-bar are movably connected with the curved bar.
9. a kind of mini-tiller using transmission box for tiller structural assembly described in claim 1-8 any claim, special
Sign is: the transmission box for tiller structural assembly is equipped on the mini-tiller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711321240.1A CN109915553A (en) | 2017-12-12 | 2017-12-12 | Transmission box for tiller structural assembly and its mini-tiller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711321240.1A CN109915553A (en) | 2017-12-12 | 2017-12-12 | Transmission box for tiller structural assembly and its mini-tiller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109915553A true CN109915553A (en) | 2019-06-21 |
Family
ID=66957788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711321240.1A Withdrawn CN109915553A (en) | 2017-12-12 | 2017-12-12 | Transmission box for tiller structural assembly and its mini-tiller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109915553A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111615871A (en) * | 2020-05-29 | 2020-09-04 | 重庆舰帏机械有限公司 | Transmission for four-wheel-drive mini-tiller |
-
2017
- 2017-12-12 CN CN201711321240.1A patent/CN109915553A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111615871A (en) * | 2020-05-29 | 2020-09-04 | 重庆舰帏机械有限公司 | Transmission for four-wheel-drive mini-tiller |
| CN111615871B (en) * | 2020-05-29 | 2022-04-26 | 重庆舰帏机械有限公司 | Transmission for four-wheel-drive mini-tiller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190621 |
|
| WW01 | Invention patent application withdrawn after publication |