CN103591238B - Tractor gearbox with side transmission case - Google Patents
Tractor gearbox with side transmission case Download PDFInfo
- Publication number
- CN103591238B CN103591238B CN201310540540.4A CN201310540540A CN103591238B CN 103591238 B CN103591238 B CN 103591238B CN 201310540540 A CN201310540540 A CN 201310540540A CN 103591238 B CN103591238 B CN 103591238B
- Authority
- CN
- China
- Prior art keywords
- gear
- main shaft
- countershaft
- transmission case
- jackshaft
- Prior art date
- 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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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02013—Extension units for gearboxes, e.g. additional units attached to a main gear
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention provides a tractor gearbox with a side transmission case. A main shaft, a middle shaft and an auxiliary shaft are installed in a box body of the gearbox and are spline shafts. A chain gear, a main shaft gear-shifting gear and a main shaft gear are installed on the main shaft. The middle shaft is provided with a middle shaft gear and a middle shaft gear-shifting gear. The auxiliary shaft is provided with an auxiliary shaft gear-shifting gear and an auxiliary shaft output gear. The side transmission case is installed outside the box body. One end of the main shaft, one end of the middle shaft and one end of the auxiliary shaft extend into the side transmission case. Shaft heads are respectively provided with a main shaft auxiliary gear, a middle shaft auxiliary gear and an auxiliary shaft auxiliary gear. The auxiliary shaft auxiliary gear is fixed to the auxiliary shaft, rotates synchronously with the auxiliary shaft output gear and drives the main shaft auxiliary gear, and the main shaft auxiliary gear drives the middle shaft auxiliary gear which generates a second power output source. Due to the technical scheme, the second power output source is additionally arranged on the gearbox, and the whole gearbox utilizes existing parts fully and has the advantages of being compact in design.
Description
Technical field
The invention belongs to gear box of tractor technical field, is related to a kind of hand tractor and its variant motor truck upper band side
The gear box of tractor of transmission case.
Background technology
In prior art, the direction controlling of Dongfeng 12 model walking tractor is handrail manipulation, Dongfeng 12 model walking tractor
Variant motor truck be steering wheel manipulation, install in the gear box of Dongfeng 12 model walking tractor and its variant motor truck
Main shaft, jackshaft and countershaft are splined shaft, and the two ends of three axles are arranged in the bearing of wall box, and main shaft is provided with chain
Wheel, main shaft shifting gear and master gear, are equipped with movable spacing sleeve between sprocket wheel and main shaft, be provided with jackshaft countershaft-gear and
Jackshaft shifting gear, is provided with countershaft shifting gear and countershaft output gear on countershaft.
This gearbox only exports power from countershaft output gear one end front wheel, front-drive is driven, when needing speed change
Case front wheel and trailing wheel export power simultaneously, and when realizing four-wheel drive, this gearbox is not adapted to.
The content of the invention
The present invention is in prior art, the gearbox of Dongfeng 12 model walking tractor and its variant motor truck is only capable of forward
Wheel provides power, it is impossible to adapts to tractor front and back wheel and drives desired problem simultaneously, there is provided a kind of tractor with side transmission case
Gearbox, the main shaft installed in the gear box of the device, jackshaft and countershaft are splined shaft, and the two ends of three axles are installed
In the bearing of wall box, sprocket wheel, main shaft shifting gear and master gear are installed on main shaft, equipped with work between sprocket wheel and main shaft
Dynamic spacer, is provided with countershaft-gear and jackshaft shifting gear on jackshaft, countershaft shifting gear and pair are provided with countershaft
Axle output gear, in the lateral surface of casing, is provided with side transmission case, and one end of main shaft, jackshaft and countershaft is respectively protruding into side biography
In dynamic case, main shaft pinion, jackshaft pinion and countershaft pinion are separately installed with spindle nose, countershaft pinion is fixed on pair
In the spline of axle, sliding sleeve is installed between main shaft pinion and main shaft, cunning is installed between jackshaft pinion and jackshaft
Set, countershaft pinion is engaged with main shaft pinion, and main shaft pinion is engaged with jackshaft pinion, and jackshaft pinion is side biography
The rear-wheels power output gear of dynamic case.
Using above-mentioned technical proposal, in the side of gearbox a side transmission case design is increased, countershaft is extended, at its end
Countershaft pinion is installed, by countershaft pinion drive shaft pinion, main shaft pinion drives jackshaft pinion, by head
Countershaft pinion to trailing wheel exports power, drives rear wheel, realizes Dongfeng 12 model walking tractor and its variant motor truck four
The function of wheel drive.
The technical program designs side transmission case in gearbox side, makes full use of existing parts on gearbox, has
There are compact conformation, small volume, lightweight advantage.
As a preferred technical solution of the present invention, outer wall bearing can be installed on the lateral wall of side transmission case, it is main
The termination of axle, jackshaft and countershaft is each passed through after the gearbox internal cavity of side and is arranged in outer wall bearing.
As another kind of optimal technical scheme of the present invention, can be by main shaft and jackshaft from the outer edge of gearbox body
Disjunction is opened, and short main shaft and brachymedial countershaft are formed in the transmission case of side, and inwall bearing, short master are installed on the madial wall of side transmission case
The termination of the gap of axle and brachymedial countershaft is arranged on inwall bearing, and the other end of two axles is arranged in outer wall bearing.
Description of the drawings
Fig. 1 is the cross-sectional view of the embodiment of the present invention one.
Fig. 2 is the cross-sectional view of the embodiment of the present invention two.
Fig. 3 is the cross-sectional view of the embodiment of the present invention three.
Specific embodiment
Embodiment one：As shown in figure 1, a kind of gear box of tractor with side transmission case, the casing 1 of the gear box of tractor
The main shaft 6 of interior installation, jackshaft 8 and countershaft 3 are splined shaft, and the two ends of three axles are arranged in the bearing 4 of wall box, main
Sprocket wheel 5, main shaft shifting gear 2 and master gear 16 are installed on axle 6, movable spacing sleeve 7, jackshaft are housed between sprocket wheel 5 and main shaft 6
Countershaft-gear 9 and jackshaft shifting gear 10 are installed on 8, countershaft shifting gear 17 and countershaft output are installed on countershaft 3
Gear 18, in the lateral surface of casing 1, is provided with side transmission case 15, and one end of main shaft 6, jackshaft 8 and countershaft 3 is respectively protruding into side
In transmission case 15, main shaft pinion 13, jackshaft pinion 11 and countershaft pinion 14, countershaft pinion are respectively mounted on spindle nose
14 are fixedly mounted in the spline of countershaft 3, and sliding sleeve 12, jackshaft pinion are provided between main shaft pinion 13 and main shaft 6
Sliding sleeve 12 is installed, countershaft pinion 14 is engaged with main shaft pinion 13 between 11 and jackshaft 8, main shaft pinion 13 with it is middle
Axle pinion 11 is engaged, and jackshaft pinion 11 is the rear-wheels power output gear of side transmission case 15.
Embodiment two：As shown in Fig. 2 a kind of gear box of tractor with side transmission case, its technology contents and embodiment one
Essentially identical, difference is：Outer wall bearing 19, main shaft 6, the and of jackshaft 8 are installed on the lateral wall of side transmission case 15
The termination of countershaft 3 is each passed through after the internal cavity of side transmission case 15 and is arranged in outer wall bearing 19.
Embodiment three：As shown in figure 3, a kind of gear box of tractor with side transmission case, its technology contents and embodiment two
Essentially identical, difference is：Main shaft 6 and jackshaft 8 disconnect from the outer edge punishment of gear box 1, in side transmission case
Short main shaft 20 and brachymedial countershaft 21 are formed in 15, inwall bearing 22, short main shaft 20 are installed on the madial wall of side transmission case 15
It is arranged on inwall bearing 22 with the termination of the open end of brachymedial countershaft 21, the other end is arranged in outer wall bearing 19.
Claims (3)
1. with the gear box of tractor of side transmission case, the casing of the gear box of tractor（1）The main shaft of interior installation（6）, jackshaft
（8）And countershaft（3）Splined shaft is, the two ends of three axles are arranged on the bearing of gear box side wall（4）It is interior, main shaft（6）On
Sprocket wheel is installed（5）, main shaft shifting gear（2）And master gear（16）, sprocket wheel（5）With main shaft（6）Between be equipped with movable spacing sleeve
（7）, jackshaft（8）On countershaft-gear is installed（9）With jackshaft shifting gear（10）, countershaft（3）On be provided with countershaft change
Shelves gear（17）With countershaft output gear（18）, it is characterised in that：In casing（1）Lateral surface, side transmission case is installed（15）,
Main shaft（6）, jackshaft（8）And countershaft（3）One end be respectively protruding into side transmission case（15）It is interior, main shaft pair is separately installed with spindle nose
Gear（13）, jackshaft pinion（11）With countershaft pinion（14）, countershaft pinion（14）It is fixed on countershaft（3）Spline
It is interior, main shaft pinion（13）With main shaft（6）Between sliding sleeve is installed（12）, jackshaft pinion（11）With jackshaft（8）Between
Sliding sleeve is installed（12）, countershaft pinion（14）With main shaft pinion（13）Engagement, main shaft pinion（13）With jackshaft pair tooth
Wheel（11）Engagement, jackshaft pinion（11）For side transmission case（15）Rear-wheels power output gear.
2. the gear box of tractor with side transmission case as claimed in claim 1, it is characterised in that：In side transmission case（15）It is outer
Outer wall bearing is installed on the wall of side（19）, main shaft（6）, jackshaft（8）And countershaft（3）Termination be each passed through side transmission case（15）
Internal cavity after be arranged on outer wall bearing（19）It is interior.
3. the gear box of tractor with side transmission case as claimed in claim 1 or 2, it is characterised in that：Main shaft（6）And jackshaft
（8）From gear box（1）Outer edge punishment disconnect, in side transmission case（15）It is interior to form short main shaft（20）With brachymedial countershaft
（21）, in side transmission case（15）Madial wall on inwall bearing is installed（22）, short main shaft（20）With brachymedial countershaft（21）Disconnect
The termination at end is arranged on inwall bearing（22）On, the other end is arranged on outer wall bearing（19）It is interior.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310540540.4A CN103591238B (en) | 2013-11-05 | 2013-11-05 | Tractor gearbox with side transmission case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310540540.4A CN103591238B (en) | 2013-11-05 | 2013-11-05 | Tractor gearbox with side transmission case |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103591238A CN103591238A (en) | 2014-02-19 |
| CN103591238B true CN103591238B (en) | 2017-04-12 |
Family
ID=50081493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310540540.4A Active CN103591238B (en) | 2013-11-05 | 2013-11-05 | Tractor gearbox with side transmission case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103591238B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CZ306718B6 (en) * | 2014-05-21 | 2017-05-24 | Deprag Cz A.S. | Actuation of pneumatic tools |
| DE102017210083A1 (en) * | 2017-06-14 | 2018-12-20 | Sms Group Gmbh | Manual transmission in rolling mill technology |
| CN112343974B (en) * | 2020-12-16 | 2024-06-07 | 江苏泰隆减速机股份有限公司 | Speed reducer for steel cord double-speed bridge box |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201105648Y (en) * | 2007-12-11 | 2008-08-27 | 浙江万里扬变速器有限公司 | Automobile speed variator with double middle-axle intercross combination structure |
| CN201262215Y (en) * | 2008-09-19 | 2009-06-24 | 陕西法士特齿轮有限责任公司 | Double-intermediate shaft automobile speed variator with major-minor case structure |
| DE102009054752A1 (en) * | 2009-12-16 | 2011-06-22 | ZF Friedrichshafen AG, 88046 | Powertrain with an automated group transmission |
| CN201723659U (en) * | 2010-05-18 | 2011-01-26 | 孔令金 | Improved transmission |
| CN203594750U (en) * | 2013-11-05 | 2014-05-14 | 通海宏兴工贸有限公司 | Tractor gearbox with lateral transmission box |
-
2013
- 2013-11-05 CN CN201310540540.4A patent/CN103591238B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN103591238A (en) | 2014-02-19 |
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