CN201714927U - Gearbox transmission device of tractor - Google Patents
Gearbox transmission device of tractor Download PDFInfo
- Publication number
- CN201714927U CN201714927U CN2010202095183U CN201020209518U CN201714927U CN 201714927 U CN201714927 U CN 201714927U CN 2010202095183 U CN2010202095183 U CN 2010202095183U CN 201020209518 U CN201020209518 U CN 201020209518U CN 201714927 U CN201714927 U CN 201714927U
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- CN
- China
- Prior art keywords
- gear
- retaining
- engagement
- driving
- toothholder
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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.)
- Expired - Fee Related
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Abstract
The utility model discloses a gearbox transmission device of a tractor, which includes a box body, a first shaft, a second shaft, an intermediate shaft, a planetary gear assembly and a transition shaft for output transmission, wherein the first shaft is in transmission connection with the intermediate shaft through a pair of constant mesh gears; a first-gear driving gear, a second-gear driving gear, a fourth-gear driving gear and a second reverse gear engagement sleeve are arranged on the intermediate shaft; and a first-gear driven gear, a second-gear driven gear, a third-gear driven gear, a fourth-gear driven gear, a first/third gear engagement sleeve and a fourth/fifth gear engagement sleeve are arranged on the second shaft. Due to the adoption of the sliding engagement type transmission, the power input by the first shaft is transmitted to the second shaft and used for providing energy for the driving of the tractor. The gearbox transmission device is characterized by the flexible utilization of the second reverse gear engagement sleeve, thereby enabling a variable speed drive device to have better efficiency in the limited space and achieving the gear shifting operation of 10 forward gears and 2 reverse gears.
Description
Technical field
The utility model relates to tractor manufacturing technology field, especially a kind of gear box of tractor transmission device.
Background technique
When tractor travels, all need a plurality of forward gears and the retaining that falls back, to satisfy action need, if be equipped with high velocity and low velocity zone again, then can realize doubling the gear shift operation of gear, enlarge using scope, the drive mechanism of present existing gear box of tractor, the controlling of retaining and forward gear of falling back is that the gear engagement by separately realizes, the gear engagement cover of retaining of falling back can't play the effect of the driving gear of forward gear simultaneously, correspondingly increased the volume of gear box, and made transmission become also comparatively loaded down with trivial details.
The model utility content
The technical problems to be solved in the utility model is: overcome the deficiency in the prior art, a kind of gear box of tractor transmission device is provided, in limited gear box space, realize maximized use effect, can reach the gear shift operation of 10 forward gears and 2 retainings that fall back.
The technological scheme that its technical problem that solves the utility model adopts is: a kind of gear box of tractor transmission device, comprise casing, casing one end is fixed with end band toothholder and is used to import first of power, be provided with in the casing with second of first coaxial line with the jack shaft parallel with first axis, the casing the other end is provided with the transition axis of planetary pinion assembly and output transmission, the planetary pinion assembly is connected with second shaft drive, second and transition axis, planetary pinion assembly and transition axis all are in transmission connection by the driving cog cover of slip, first is in transmission connection by a pair of normal engagement driving gear and normal engagement driven gear with jack shaft one end, the jack shaft the other end has a retaining driving gear, the jack shaft middle part is fixed with the four retaining driving gears and the engagement toothholder that reverses gear successively, the engagement of reversing gear is set with slidably the two engagement covers that reverse gear on the toothholder, the four retaining driving gears and the engagement of reversing gear are provided with two retaining driving gears of band toothholder between the toothholder, reverse gear an engagement toothholder and a retaining be provided with between the driving gear band toothholder reverse gear driving gear and with the driven gear that reverses gear of the driving gear engagement driving of reversing gear, be fixed with four/five retaining toothholders and two retaining driven gears on second, be provided with four retaining driven gears of band toothholder between four/five retaining toothholders and the two retaining driven gears, be set with four/five retaining engagement covers that slidably keep off the toothholder engagement driving of driven gears respectively with first toothholder and four on four/five retaining toothholders, also be provided with a retaining driven gear that is respectively equipped with the band toothholder of a retaining driving gear engagement driving on second, with the two three retaining driven gears of band toothholder that reverse gear engagement cover engagement driving, be fixed with one/three retaining toothholder on one second of keeping off between driven gear and the three retaining driven gears, be set with one/three retaining engagement cover that slidably keeps off the toothholder engagement driving of driven gears respectively with the toothholder and three of a retaining driven gear on one/three retaining toothholder.
The beneficial effects of the utility model are: the utility model main feature is two application of reversing gear engagement cover, it overlaps the use except meshing as reversing gear normally in transmission process, also played the effect of three retaining driving gears, make variable speed drive in limited space, play bigger use effect, can realize the gear shift operation of 10 forward gears and 2 retainings that fall back.
Description of drawings
Below in conjunction with drawings and embodiments the utility model is further specified.
Fig. 1 is a structural representation of the present utility model.
1. casings, 2. first axles, 3. second axles, 4. jackshafts, 5. planetary gear assemblies, 6. transition axises, 7. driving cogs covers, 8. normal engagement driving gears 9. normal engagement driven gears 10. 1 gear driving gears 11. 4 gear driving gears 12. engagement toothholder 13. 2 engaging sleeve 14. 2 gear driving gears 15. driving gear 16. driven gear 17. 4/five gear toothholders 18. 2 gear driven gears 19. 4 gear driven gears 20. 4/five gear engaging sleeves 21. 1 gear driven gears 22. 3 gear driven gears 23. 1/three gear toothholders 24. 1/three gear engaging sleeves 25. line shaft driving gears 26. power output shafts 27. line shaft driven gears that reverse gear that reverse gear that reverse gear that reverse gear among the figure
Embodiment.
In conjunction with the accompanying drawings the utility model is further described now.The schematic representation that these accompanying drawings are simplification only illustrates basic structure of the present utility model in a schematic way, so it only shows the formation relevant with the utility model.
A kind of gear box of tractor transmission device as shown in Figure 1, comprise casing 1, casing 1 one ends are fixed with end band toothholder and are used to import first 2 of power, be provided with in the casing 1 with second 3 of first 2 coaxial line and with the jack shaft 4 of first 2 parallel axes, casing 1 the other end is provided with the transition axis 6 of planetary pinion assembly 5 and output transmission, planetary pinion assembly 5 and second 3 are in transmission connection, second 3 and transition axis 6, planetary pinion assembly 5 all is in transmission connection by the driving cog cover 7 of slip with transition axis 6, be in transmission connection by a pair of normal engagement driving gear 8 and normal engagement driven gear 9 with jack shaft 4 one ends for first 2, jack shaft 4 the other ends have a retaining driving gear 10, jack shaft 4 middle parts are fixed with the four retaining driving gears 11 and the engagement toothholder 12 that reverses gear successively, the engagement of reversing gear is set with slidably the two engagement covers 13 that reverse gear on the toothholder 12, the four retaining driving gears 11 and the engagement of reversing gear are provided with two retaining driving gears 14 of band toothholder between the toothholder 12, reverse gear an engagement toothholder 12 and a retaining be provided with between the driving gear 10 the band toothholder reverse gear driving gear 15 and with the driven gear 16 that reverses gear of driving gear 15 engagement driving of reversing gear, be fixed with four/five retaining toothholders 17 and two retaining driven gears 18 on second 3, be provided with four retaining driven gears 19 of band toothholder between four/five retaining toothholders 17 and the two retaining driven gears 18, be set with four/five retaining engagement covers 20 that slidably keep off the toothholder engagement driving of driven gears 19 respectively with first 2 toothholder and four on four/five retaining toothholders 17, also be provided with a retaining driven gear 21 that is respectively equipped with the band toothholder of retaining driving gear 10 engagement driving on second 3, with the two three retaining driven gears 22 of band toothholder that reverse gear engagement cover 13 engagement driving, be fixed with on one second 3 of keeping off between driven gear 21 and the three retaining driven gears 22 and be set with one/three retaining engagement cover 24 that slidably keeps off the toothholder engagement driving of driven gears 22 respectively with the toothholder and three of a retaining driven gear 21 on one/three retaining toothholder, 23, one/three retaining toothholders 23.
On first 2, also be fixed with line shaft driving gear 25, run through in the endoporus of jack shaft 4 and be provided with the pto 26 that power transmission to tractor is operated machine, be fixed with line shaft driven gear 27 on the pto 26 with line shaft driving gear 25 engagement driving, by the engagement driving of line shaft driving gear 25 with line shaft driven gear 27, power is delivered to operating machine of tractor, and operating machine for tractor provides power.
The utility model has five forward and the retaining that falls back, and also has low velocity zone and high velocity, can realize the gear shift operation of 10 forward gears and 2 retainings that fall back.
1, when one/three retaining engagement cover 24, four/five retaining engagement covers 20 and two reverse gear engagement cover 13 all when neutral gear position as shown in the figure, the drive path of gearbox power is: first 2-often meshes driving gear 8-and often meshes driven gear 9-jack shaft 4-four retaining driving gears 11, engagement toothholder 12 reverses gear, two reverse gear meshes cover 13, pass through engagement driving this moment, first 2, jack shaft 4, one retaining driven gear 21, two reverse gear meshes cover 13, three retaining driven gears 22, four retaining driving gears 11, four retaining driven gears 19 all are in rotary state, but because power does not pass to second 3, promptly do not have transmission of power to arrive the back bridge system of tractor, tractor remains static;
2, turn right when sliding toothholders engagement with a retaining driven gear 21 when one/three retaining engagement cover 24, a retaining driven gear 21 that rotates drives one/three retaining engagement cover, 24 and one/three retaining toothholder 23 and rotates, thereby with transmission of power to the second spools 3, the power that provides tractor to travel;
3, turn left when sliding toothholders engagement with three retaining driven gears 22 when one/three retaining engagement cover 24, the three retaining driven gears 22 that rotate drive one/three retaining engagement cover, 24 and one/three retaining toothholder 23 and rotate, thereby with transmission of power to the second spools 3, the power that provides tractor to travel;
4, turn right when sliding toothholders engagement with four retaining driven gears 19 when four/five retaining engagement covers 20, the four retaining driven gears 19 that rotate drive four/five retaining engagement covers, 20 and four/five retaining toothholders 17 and rotate, thereby with transmission of power to the second spools 3, the power that provides tractor to travel;
5, turn left when sliding toothholders engagement with first 2 end when four/five retaining engagement covers 20, first 2 of rotation drives four/five retaining engagement covers, 20 and four/five retaining toothholders 17 and rotates, thereby with transmission of power to the second spools 3, the power that provides tractor to travel;
6, turn left when sliding toothholders engagement with two retaining driving gears 14 when the two engagement covers 13 that reverse gear, that rotates two reverses gear that engagement cover 13 drives two retaining driving gears 14 and two retaining driven gears 18 rotate, thereby with transmission of power to the second spools 3, the power that provides tractor to travel;
7, turn right when sliding toothholders engagement with the driving gear 15 that reverses gear when the two engagement covers 13 that reverse gear, two of the rotation engagement cover 13 that reverses gear drives the driving gear 15 that reverses gear and rotates, and driving gear 15 engagement driving of reversing gear are reversed gear driven gear 16 and realized reversing gear operation.
8, two speed sections of low velocity zone and high velocity are realized by planetary pinion assembly 5, when driving cog cover 7 during in position as shown in Figure 1, driving cog cover 7 be in transmission connection second 3 with transition axis 6, power is directly delivered to transition axis 6 by second 3 and slows down without planetary pinion assembly 5, be transferred to the back bridge system of tractor again, the tractor driving dynamics is provided, and speed is very fast relatively; After driving cog cover 7 slides to the right, driving cog cover 7 be in transmission connection planetary pinion assembly 5 and transition axis 6, and second 3 be in transmission connection with planetary pinion assembly 5, then power second 3 transport to planetary pinion assembly 5 after, be delivered to transition axis 6 again after will slowing down through planetary pinion assembly 5, then be transferred to the back bridge system of tractor, the tractor driving dynamics is provided, speed is relatively slow.
Main feature of the present utility model is the application of reversing gear engaging sleeve 13 to two, two reverse gear engaging sleeve 13 in this speed-change process, except normally using as engaging sleeve, also play the effect that is equivalent to three gear driving gears, so that speed change gear has played bigger effect in limited space, brought into play more effect.
Claims (1)
1. gear box of tractor transmission device, comprise casing (1), it is characterized in that: casing (1) one end is fixed with first (2) that end band toothholder is used to import power, be provided with in the casing (1) with second (3) of first (2) coaxial line and with the jack shaft (4) of first (2) parallel axes, casing (1) the other end is provided with the transition axis (6) of planetary pinion assembly (5) and output transmission, planetary pinion assembly (5) is in transmission connection with second (3), second (3) and transition axis (6), planetary pinion assembly (5) all is in transmission connection by the driving cog cover (7) of slip with transition axis (6), first (2) are in transmission connection by a pair of normal engagement driving gear (8) and normal engagement driven gear (9) with jack shaft (4) one ends, jack shaft (4) the other end has a retaining driving gear (10), jack shaft (4) middle part is fixed with four retaining driving gears (11) and the engagement toothholder (12) that reverses gear successively, reverse gear and be set with slidably the two engagement covers (13) that reverse gear in engagement toothholder (12), four retaining driving gears (11) and reverse gear and be provided with two of band toothholder between engagement toothholder (12) and keep off driving gears (14), reverse gear be provided with between an engagement toothholder (12) and retaining driving gear (10) driving gear that reverses gear (15) of being with toothholder and with the driven gear that reverses gear (16) of the driving gear that reverses gear (15) engagement driving, be fixed with four/five retaining toothholders (17) and two retaining driven gears (18) on second (3), be provided with four retaining driven gears (19) of band toothholder between four/five retaining toothholders (17) and the two retaining driven gears (18), be set with four/five retaining engagement covers (20) that slidably keep off the toothholder engagement driving of driven gears (19) respectively with the toothholder and four of first (2) on four/five retaining toothholders (17), also be provided with a retaining driven gear (21) that is respectively equipped with the band toothholder of retaining driving gear (a 10) engagement driving on second (3), with the two three retaining driven gears (22) of band toothholder that reverse gear engagement cover (13) engagement driving, be fixed with one/three retaining toothholder (23) on one second (3) that keep off between driven gear (21) and the three retaining driven gears (22), be set with one/three retaining engagement cover (24) that slidably keeps off the toothholder engagement driving of driven gears (22) respectively with the toothholder and three of a retaining driven gear (21) on one/three retaining toothholder (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202095183U CN201714927U (en) | 2010-05-28 | 2010-05-28 | Gearbox transmission device of tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202095183U CN201714927U (en) | 2010-05-28 | 2010-05-28 | Gearbox transmission device of tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201714927U true CN201714927U (en) | 2011-01-19 |
Family
ID=43460923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202095183U Expired - Fee Related CN201714927U (en) | 2010-05-28 | 2010-05-28 | Gearbox transmission device of tractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201714927U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106641125A (en) * | 2017-02-13 | 2017-05-10 | 红河红冠科技有限公司 | Multifunctional gearbox |
| CN107719116A (en) * | 2016-08-14 | 2018-02-23 | 桦南县坤明农机有限责任公司 | The rear-guard trailer of variable-ratio |
| CN113775707A (en) * | 2021-10-09 | 2021-12-10 | 潍柴雷沃重工股份有限公司 | Shuttle type transmission assembly, variable speed transmission system and tractor |
-
2010
- 2010-05-28 CN CN2010202095183U patent/CN201714927U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107719116A (en) * | 2016-08-14 | 2018-02-23 | 桦南县坤明农机有限责任公司 | The rear-guard trailer of variable-ratio |
| CN106641125A (en) * | 2017-02-13 | 2017-05-10 | 红河红冠科技有限公司 | Multifunctional gearbox |
| CN106641125B (en) * | 2017-02-13 | 2023-09-12 | 重庆康昌机械制造有限公司 | multifunctional gearbox |
| CN113775707A (en) * | 2021-10-09 | 2021-12-10 | 潍柴雷沃重工股份有限公司 | Shuttle type transmission assembly, variable speed transmission system and tractor |
| CN113775707B (en) * | 2021-10-09 | 2024-05-14 | 潍柴雷沃智慧农业科技股份有限公司 | Shuttle type transmission assembly, variable speed transmission system and tractor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: JIANGSU CHANGFA AGRICULTURAL EQUIPMENT CO., LTD. Free format text: FORMER OWNER: CHANGFA INDUSTRIAL GROUP CO., LTD., JIANGSU PROV. Effective date: 20110318 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 213176 LIJIA TOWN, WUJIN DISTRICT, CHANGZHOU CITY, JIANGSU PROVINCE TO: 213176 CHANGFA INDUSTRIAL PARK, NANMEN, WUJIN DISTRICT, CHANGZHOU CITY, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20110318 Address after: 213176 Chang FA Industrial Zone, South Gate, Wujin District, Jiangsu, Changzhou Patentee after: Jiangsu Changfa Agricultural Equipment Co., Ltd. Address before: 213176 Lijia Town, Wujin District, Jiangsu, Changzhou Patentee before: Changfa Industrial Group Co., Ltd., Jiangsu Prov. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110119 Termination date: 20160528 |