CN102537288A - Tractor speed change device with 16+16 gears - Google Patents
Tractor speed change device with 16+16 gears Download PDFInfo
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- CN102537288A CN102537288A CN2012100119717A CN201210011971A CN102537288A CN 102537288 A CN102537288 A CN 102537288A CN 2012100119717 A CN2012100119717 A CN 2012100119717A CN 201210011971 A CN201210011971 A CN 201210011971A CN 102537288 A CN102537288 A CN 102537288A
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Abstract
The invention discloses a tractor speed change device with 16+16 gears, which comprises a gear shifting unit, a primary auxiliary speed change unit, a main speed change unit and a secondary auxiliary speed change unit, wherein the gear shifting unit, the primary auxiliary speed change unit, the main speed change unit and the secondary auxiliary speed change unit are all arranged in a transmission box, the gear shifting unit is used for realizing advancing or backing of a tractor, the primary auxiliary speed change unit is used for realizing switching between the high gear to the low gear, the main speed change unit is used for realizing switching among four gears, and the secondary auxiliary speed change unit is used for switching between the high gear and the low gear, an output end of the gear shifting unit is connected with an input end of the primary auxiliary speed change unit, an output end of the primary auxiliary speed change unit is connected with an input end of the main speed change unit, an output end of the main speed change unit is connected with an input end of the secondary auxiliary speed change unit. The speed change device is capable of providing 16 advancing gears and 16 backing gears for the tractor and capable of meeting requirements of tractors for various special locality and special operations, and guarantees normal operation of the tractor.
Description
Technical field
The present invention relates to the tractor technical field, relate in particular to a kind of tractor speed change gear of 16+16 gear.
Background technique
At present; A lot of speed change and the break-in functions of gear box of tractor in order to realize tractor have in gear box, be provided with the speed change and the change gear of many gears, realize the speed change and the break-in function of tractor through the combination of these speed changes and change gear; So just caused the gear in the gearbox too much; Make gear box too huge, and the common gear that gearbox provided can not satisfy the needs of tractor in various conditions distinguishingly and special operation fully, limit the use of tractor; Influenced the normal construction operation of tractor; Especially many in the present tractor speed changing function is main with the gear that advances, and is not very perfect and retreat gear, and operation under some special statuss has bigger influence to tractor for this.
Summary of the invention
Technical problem to be solved by this invention is: a kind of tractor speed change gear of 16+16 gear is provided, and this speed change gear can provide more gear for tractor.
For solving the problems of the technologies described above; Technological scheme of the present invention is: a kind of tractor speed change gear of 16+16 gear; Comprise and be installed on gearshift, the one-level secondary speed-changing device that is used to realize the high and low shift conversion that being used in the gear box realize that tractor advances or retreat, be used to realize the secondary secondary speed-changing device that the main transformer quick-mounting of four gears conversions is put and is used to realize the high and low shift conversion; The output terminal of said gearshift is connected with the input end of said one-level secondary speed-changing device; The output terminal of said one-level secondary speed-changing device is connected with the input end that said main transformer quick-mounting is put, and the output terminal that said main transformer quick-mounting is put is connected with the input end of said secondary secondary speed-changing device.
Said gearshift can be realized through following concrete structure: the input shaft and the central shaft that comprise coaxial setting; Said input shaft is provided with the forward gears driving gear; Be arranged with on the said central shaft and retreat a grade driven gear, on the said central shaft at the forward gears driving gear with retreat and be fixed with first synchronizer that can engage respectively or throw off between grade driven gear; Also comprise the gear shift duplicate gear, said forward gears driving gear is through a gear engagement of reverse idler gear and said gear shift duplicate gear, said another gear engagement of retreating grade driven gear and said gear shift duplicate gear.
Said one-level secondary speed-changing device can be realized through following concrete structure: comprise one-level output shaft, the high-grade gear of one-level and one-level duplicate gear; Said one-level output shaft and said spigot shaft coaxle setting; Said one-level output shaft is provided with the low-grade gear of one-level; The high-grade geared sleeve of said one-level is located on the said central shaft; Between low-grade gear of one-level and the high-grade gear of one-level, be fixed with second synchronizer that can engage respectively or throw off on the said central shaft, two gears of said one-level duplicate gear respectively with low-grade gear of said one-level and one-level top grade gear engagement.
Said main transformer quick-mounting is put and can be realized through following concrete structure: comprise third speed drive gear, second gear driving gear and one grade of driving gear of being installed on successively on the said one-level output shaft; Main transformer speed output shaft; Be arranged with third gear driven gear, second gear driven gear and first speed driven gear successively on the said main transformer speed output shaft; Said one-level duplicate gear is sheathed on the said main transformer speed output shaft; Between said third gear driven gear and one-level duplicate gear, be fixed with the 3rd synchronizer that can engage respectively or throw off on the said main transformer speed output shaft, between said second gear driven gear and first speed driven gear, be fixed with the 4th synchronizer that can engage respectively or throw off on the said main transformer speed output shaft; Said third speed drive gear and the engagement of third gear driven gear, said second gear driving gear and the engagement of second gear driven gear, said one grade of driving gear and first speed driven gear engagement.
Said secondary secondary speed-changing device can be realized through following concrete structure: comprise the outer gearing cover and the external gear that are arranged on the said main transformer speed output shaft; Planetary gear train, said planetary gear train comprises ring gear, planetary pinion and planet carrier, said ring gear and the coaxial setting of main transformer speed output shaft, said planetary pinion meshes with said external gear and ring gear simultaneously, engagement cover in being fixed with on the said planet carrier; Secondary speed change meshes cover, and said secondary speed change meshes to put and is provided with the internal tooth that is used for the engagement of said outer gearing cover, and is used for overlapping the external tooth of engagement with said interior engagement.
After having adopted technique scheme; Gearshift the invention has the beneficial effects as follows: owing to can be realized advancing of tractor or retreat two states; The one-level secondary speed-changing device can be realized the conversion of two kinds of gears of high and low shift, and the main transformer quick-mounting is put the conversion that can realize four gears, and the secondary secondary speed-changing device also can be realized the conversion of two kinds of gears; Input end and output terminal through with these four kinds of devices are connected in turn; 16 forward gearss and 16 that just can realize tractor retreat shelves, have improved the gear number of tractor greatly, have satisfied the needs of tractor in various conditions distinguishingly and special operation.
For gearshift, when first synchronizer engaged with the forward gears driving gear, the power on the input shaft can reach on the central shaft through forward gears driving gear, first synchronizer; When first synchronizer when retreating a grade driven gear and engage; Power on the input shaft can be through forward gears driving gear, reverse idler gear, gear shift duplicate gear, retreat a grade driven gear, first synchronizer reaches on the central shaft; And direction is also opposite with preceding kind of situation, so just makes central shaft can export a kind of forward velocity and a kind of astern speed.
For the one-level secondary speed-changing device, when second synchronizer and one-level top grade gear engagement, the power on the central shaft can reach on the one-level output shaft through second synchronizer, the high-grade gear of one-level, one-level duplicate gear, the low-grade gear of one-level; When second synchronizer and one-level low grade gear engagement, the power on the central shaft can reach on the one-level output shaft through second synchronizer, the low-grade gear of one-level, so just makes the one-level output shaft can export high-grade and low-grade two kinds of different speed.
3 put for the main transformer quick-mounting, and when the 4th synchronizer engaged with first speed driven gear, the power on the one-level output shaft can reach on the main transformer speed output shaft through one grade of driving gear, first speed driven gear, the 4th synchronizer; When the 4th synchronizer engaged with the second gear driven gear, the power on the one-level output shaft can reach on the main transformer speed output shaft through second gear driving gear, second gear driven gear, the 4th synchronizer; When the 3rd synchronizer engaged with the third gear driven gear, the power on the one-level output shaft can reach on the main transformer speed output shaft through third speed drive gear, third gear driven gear, the 3rd synchronizer; When the 3rd synchronizer engages with the one-level duplicate gear; Power on the one-level output shaft can reach on the main transformer speed output shaft through the low-grade gear of one-level, one-level duplicate gear, the 3rd synchronizer, so just makes main transformer speed output shaft can export one grade, second gear, third gear and four kinds of different speed of fourth gear.
For the secondary secondary speed-changing device, when secondary speed change engagement cover meshed through internal tooth and outer gearing cover, the power on the main transformer speed output shaft can directly reach secondary speed change engagement through the outer gearing cover and put; Cover passes through external tooth and interior engagement socket is fashionable when secondary speed change meshes; Power on the main transformer speed output shaft can reach secondary speed change engagement through the planet carrier of planetary gear train, interior engagement cover and put, and so just makes secondary speed change engagement cover can export high-grade and low-grade two kinds of different speed.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is described further.
Accompanying drawing is the structure cross-sectional schematic of the embodiment of the invention;
Among the figure: 1. input shaft; 2. forward gears driving gear; 3. central shaft; 4. first synchronizer; 5. retreat a grade driven gear; 6. the high-grade gear of one-level; 7. second synchronizer; 8. the low-grade gear of one-level; 9. one-level output shaft; 10. third speed drive gear; 11. second gear driving gear; 12. one grade of driving gear; 13. ring gear; 14. planetary pinion; 15. planet pin; 16. planet carrier; 17. interior engagement cover; 18. secondary speed change engagement cover; 19. outer gearing cover; 20. external gear; 21. main transformer speed output shaft; 22. first speed driven gear; 23. the 4th synchronizer; 24. second gear driven gear; 25. third gear driven gear; 26. the 3rd synchronizer; 27. one-level duplicate gear; 28. gear shift duplicate gear; 29. reverse idler gear.
Embodiment
Shown in accompanying drawing; Structure cross-sectional schematic for a kind of tractor speed change gear of 16+16 gear; This speed change gear comprises and is installed on gearshift, the one-level secondary speed-changing device that is used to realize the high and low shift conversion that being used in the gear box realize that tractor advances or retreat, is used to realize the secondary secondary speed-changing device that the main transformer quick-mounting of four gears conversions is put and is used to realize the high and low shift conversion; Wherein, The output terminal of said gearshift is connected with the input end of said one-level secondary speed-changing device, and the output terminal of said one-level secondary speed-changing device is connected with the input end that said main transformer quick-mounting is put, and the output terminal that said main transformer quick-mounting is put is connected with the input end of said secondary secondary speed-changing device; Like this; Through behind this speed change gear, can retreat gear by the power of gearshift input, can satisfy the needs of tractor in various conditions distinguishingly and special operation by advance gear or 16 of 16 of the output terminal outputs of said secondary secondary speed-changing device.
Said gearshift comprises the input shaft 1 and the central shaft 3 that is used for outputting power that is used to import power; Said input shaft 1 and central shaft 3 coaxial settings; On said input shaft 1, be provided with forward gears driving gear 2; Said forward gears driving gear 2 can directly be machined on the said input shaft 1, also can be fixed on the said input shaft 1 through modes such as key connections; On said central shaft 3, be arranged with and retreat grade driven gear 5; Simultaneously on said central shaft 3 at said forward gears driving gear 2 with retreat and be fixed with first synchronizer 4 that can engage respectively or throw off between grade driven gear 5; Described herein retreating between grade driven gear 5 and the central shaft 3 can realize freely rotating of gear through needle roller is set, and the gear that freely rotates that is mentioned in the back all can be sheathed on the rotatingshaft corresponding with it in this way; Side at said input shaft 1 and central shaft 3 is provided with gear shift duplicate gear 28; Said forward gears driving gear 2 is through the gear engagement of reverse idler gear 29 with said gear shift duplicate gear 28; Said another gear engagement of retreating grade driven gear 5 and said gear shift duplicate gear 28; Gear shift duplicate gear 28 described herein can be sheathed on the independent axle, also can shown in figure, be sheathed on the main transformer speed output shaft 21 that said main transformer quick-mounting puts.
Said one-level secondary speed-changing device comprises the one-level output shaft 9 that is used for outputting power; Said one-level output shaft 9 and said central shaft 3 coaxial settings; On said central shaft 3, be arranged with the high-grade gear 6 of one-level; The low-grade gear 8 of one-level is installed on said one-level output shaft 9; Between high-grade gear 6 of said one-level and the low-grade gear 8 of one-level, be fixed with second synchronizer 7 that can engage respectively or throw off on the said central shaft 3, be provided with one-level duplicate gear 27 in a side of said central shaft 3 and one-level output shaft 9, two gears of said one-level duplicate gear 27 respectively with low-grade gear 8 engagements of high-grade gear 6 of said one-level and one-level; Certainly, said one-level duplicate gear 27 can be sheathed on the said main transformer speed output shaft 21 equally.
Said main transformer quick-mounting is put and is comprised the main transformer speed output shaft 21 that is used for outputting power, also comprises third speed drive gear 10, second gear driving gear 11 and one grade of driving gear 12 of being installed on successively on the said one-level output shaft 9; On said main transformer speed output shaft 21, be arranged with third gear driven gear 25, second gear driven gear 24 and first speed driven gear 22 successively; On said main transformer speed output shaft 21, between said one-level duplicate gear 27 and third gear driven gear 25, be fixed with the 3rd synchronizer 26 that can engage respectively or throw off simultaneously, on said main transformer speed output shaft 21, between said second gear driven gear 24 and first speed driven gear 22, be fixed with the 4th synchronizer 23 that can engage respectively or throw off; Said third speed drive gear 10 and 25 engagements of third gear driven gear, said second gear driving gear 11 and 24 engagements of second gear driven gear, said one grade of driving gear 12 and first speed driven gear 22 engagements.
Said secondary secondary speed-changing device comprises the outer gearing cover 19 and external gear 20 that is arranged on said main transformer speed output shaft 21 outer surfaces; Said external gear 20 can directly be machined on the outer surface of said main transformer speed output shaft 21, also can be fixed on the said main transformer speed output shaft 21 through modes such as key connections; 20 places are provided with planetary gear train at said external gear; Said planetary gear train comprises and the ring gear 13 of said main transformer speed output shaft 21 coaxial settings, between said external gear 20 and ring gear 13, is provided with while and its planet gear meshed 14, star gear shaft 15 rotations of detouring of said planetary pinion 14; Said planet pin 15 is fixedly connected planet carrier 16; Engagement cover 17 on said planet carrier 16, being fixed with, in addition, said secondary secondary speed-changing device also comprises the secondary speed change engagement cover 18 that is used for outputting power; Said secondary speed change engagement is overlapped 18 and is provided with the internal tooth that is used for 19 engagements of said outer gearing cover, and is used for overlapping the external tooth of 17 engagements with said interior engagement.
The transmission principle of the tractor speed change gear of this 16+16 gear is:
At first, said gearshift can be exported and advance and the two kinds of different gears that fall back:
During forward gears, the pilot control gearshift makes said first synchronizer 4 engage with forward gears driving gear 2, and the power on the said input shaft 1 reaches on the central shaft 3 through forward gears driving gear 2, first synchronizer 4, imports power into the one-level secondary speed-changing device again.
During reverse gear; The pilot control gearshift; Make said first synchronizer 4 and retreat grade driven gear 5 and engage; Power on the said input shaft 1 through forward gears driving gear 2, reverse idler gear 29, gear shift duplicate gear 28, retreat grade driven gear 5, first synchronizer 4 reaches on the central shaft 3, imports power into the one-level secondary speed-changing device again.
Then, said one-level secondary speed-changing device can be exported high-grade and low-grade two kinds of different speed:
When high-grade; The pilot control gearshift; The high-grade gear 6 of said second synchronizer 7 and one-level is engaged; Power on the said central shaft 3 reaches on the one-level output shaft 9 through second synchronizer 7, the high-grade gear 6 of one-level, one-level duplicate gear 27, the low-grade gear 8 of one-level, imports power into the main transformer quick-mounting again and puts.
When low-grade, the pilot control gearshift engages the low-grade gear 8 of said second synchronizer 7 and one-level, and power warp on the said central shaft 3 second synchronizer 7, one-level low grade gear 8 reach on the one-level output shaft 9, import power into the main transformer quick-mounting again and put.
The 3rd, said main transformer quick-mounting is put and can be exported one grade, second gear, third gear and four kinds of different speed of fourth gear:
In the time of one grade; The pilot control gearshift; Said the 4th synchronizer 23 is engaged with first speed driven gear 22; Said the 3rd synchronizer 26 is thrown off with one-level duplicate gear 27, third gear driven gear 25, and the power on the said one-level output shaft 9 reaches on the main transformer speed output shaft 21 through one grade of driving gear 12, first speed driven gear 22, the 4th synchronizer 23, imports power into the secondary secondary speed-changing device again.
During second gear; The pilot control gearshift; Said the 4th synchronizer 23 is engaged with second gear driven gear 24; Said the 3rd synchronizer 26 is thrown off with one-level duplicate gear 27, third gear driven gear 25, and the power on the said one-level output shaft 9 reaches on the main transformer speed output shaft 21 through second gear driving gear 11, second gear driven gear 24, the 4th synchronizer 23, imports power into the secondary secondary speed-changing device again.
During third gear; The pilot control gearshift; Said the 3rd synchronizer 26 is engaged with third gear driven gear 25; Said the 4th synchronizer 23 is thrown off with first speed driven gear 22, second gear driven gear 24, and the power on the said one-level output shaft 9 reaches on the main transformer speed output shaft 21 through third speed drive gear 10, third gear driven gear 25, the 3rd synchronizer 26, imports power into the secondary secondary speed-changing device again.
During fourth gear; The pilot control gearshift; Said the 3rd synchronizer 26 is engaged with one-level duplicate gear 27; Said the 4th synchronizer 23 is thrown off with first speed driven gear 22, second gear driven gear 24, and the power on the said one-level output shaft 9 reaches on the main transformer speed output shaft 21 through the low-grade gear 8 of one-level, one-level duplicate gear 27, the 3rd synchronizer 26, imports power into the secondary secondary speed-changing device again.
At last, said secondary secondary speed-changing device can be exported high-grade and low-grade two kinds of different speed:
When high-grade, the pilot control gearshift makes the external tooth of said secondary speed change engagement cover 18 engage with interior engagement cover 17, and the power on the said main transformer speed output shaft 21 reaches on the secondary speed change engagement cover 18 through planetary pinion 14, planet carrier 16, interior engagement cover 17.
When low-grade, the pilot control gearshift makes the internal tooth of said secondary speed change engagement cover 18 engage with outer gearing cover 19, and the power on the said main transformer speed output shaft 21 directly reaches on the secondary speed change engagement cover 18 through outer gearing cover 19.
In a word, this speed change gear has realized that through less Gear combination advance gear and 16 of 16 in tractor retreat gear, can satisfy the needs of tractor in various conditions distinguishingly and special operation, has guaranteed the normal construction operation of tractor.
The present invention is not limited to above-mentioned embodiment, and all are based on technical conceive of the present invention, and the structural improvement of having done all falls among protection scope of the present invention.
Claims (5)
1. the tractor speed change gear of a 16+16 gear; It is characterized in that; Comprise: be installed on gearshift, the one-level secondary speed-changing device that is used to realize the high and low shift conversion that being used in the gear box realize that tractor advances or retreat, be used to realize the secondary secondary speed-changing device that the main transformer quick-mounting of four gears conversions is put and is used to realize the high and low shift conversion; The output terminal of said gearshift is connected with the input end of said one-level secondary speed-changing device; The output terminal of said one-level secondary speed-changing device is connected with the input end that said main transformer quick-mounting is put, and the output terminal that said main transformer quick-mounting is put is connected with the input end of said secondary secondary speed-changing device.
2. the tractor speed change gear of a kind of 16+16 gear as claimed in claim 1 is characterized in that: said gearshift comprises
The input shaft of coaxial setting and central shaft; Said input shaft is provided with the forward gears driving gear; Be arranged with on the said central shaft and retreat a grade driven gear, on the said central shaft at the forward gears driving gear with retreat and be fixed with first synchronizer that can engage respectively or throw off between grade driven gear;
The gear shift duplicate gear, said forward gears driving gear is through a gear engagement of reverse idler gear and said gear shift duplicate gear, said another gear engagement of retreating grade driven gear and said gear shift duplicate gear.
3. the tractor speed change gear of a kind of 16+16 gear as claimed in claim 2 is characterized in that: said one-level secondary speed-changing device comprises
The one-level output shaft, said one-level output shaft and said spigot shaft coaxle setting, said one-level output shaft is provided with the low-grade gear of one-level;
Be sheathed on the high-grade gear of one-level on the said central shaft, between low-grade gear of one-level and the high-grade gear of one-level, be fixed with second synchronizer that can engage respectively or throw off on the said central shaft;
One-level duplicate gear, two gears of said one-level duplicate gear respectively with low-grade gear of said one-level and one-level top grade gear engagement.
4. the tractor speed change gear of a kind of 16+16 gear as claimed in claim 3 is characterized in that: said main transformer quick-mounting is put and is comprised
Be installed on third speed drive gear, second gear driving gear and one grade of driving gear on the said one-level output shaft successively;
Main transformer speed output shaft; Be arranged with third gear driven gear, second gear driven gear and first speed driven gear successively on the said main transformer speed output shaft; Said one-level duplicate gear is sheathed on the said main transformer speed output shaft; Between third gear driven gear and one-level duplicate gear, be fixed with the 3rd synchronizer that can engage respectively or throw off on the said main transformer speed output shaft, between second gear driven gear and first speed driven gear, be fixed with the 4th synchronizer that can engage respectively or throw off on the said main transformer speed output shaft;
Said third speed drive gear and the engagement of third gear driven gear, said second gear driving gear and the engagement of second gear driven gear, said one grade of driving gear and first speed driven gear engagement.
5. the tractor speed change gear of a kind of 16+16 gear as claimed in claim 4 is characterized in that: said secondary secondary speed-changing device comprises
Be arranged at outer gearing cover and external gear on the said main transformer speed output shaft;
Planetary gear train, said planetary gear train comprises ring gear, planetary pinion and planet carrier, said ring gear and the coaxial setting of main transformer speed output shaft, said planetary pinion meshes with said external gear and ring gear simultaneously, engagement cover in being fixed with on the said planet carrier;
Secondary speed change meshes cover, and said secondary speed change meshes to put and is provided with the internal tooth that is used for the engagement of said outer gearing cover, and is used for overlapping the external tooth of engagement with said interior engagement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210011971.7A CN102537288B (en) | 2012-01-15 | 2012-01-15 | Tractor speed change device with 16+16 gears |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210011971.7A CN102537288B (en) | 2012-01-15 | 2012-01-15 | Tractor speed change device with 16+16 gears |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102537288A true CN102537288A (en) | 2012-07-04 |
| CN102537288B CN102537288B (en) | 2014-09-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210011971.7A Active CN102537288B (en) | 2012-01-15 | 2012-01-15 | Tractor speed change device with 16+16 gears |
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| Country | Link |
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| CN (1) | CN102537288B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109505931A (en) * | 2018-12-29 | 2019-03-22 | 江苏沃得农业机械有限公司 | A kind of commutation of tractor dynamic power and power high to low gear gearbox transmission mechanism |
| CN110410468A (en) * | 2019-07-31 | 2019-11-05 | 合肥工业大学 | A kind of 16 gear transmissions based on full bevel gear type modularized design |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59226761A (en) * | 1983-06-07 | 1984-12-19 | Yanmar Diesel Engine Co Ltd | Transmission for agricultural tractor |
| CN201339704Y (en) * | 2009-01-23 | 2009-11-04 | 杜永林 | Gear box of tractor |
| CN201849313U (en) * | 2010-05-19 | 2011-06-01 | 中国一拖集团有限公司 | Tractor speed changing box device reversing by synchronizer |
| CN202468866U (en) * | 2012-01-15 | 2012-10-03 | 福田雷沃国际重工股份有限公司 | 16+16-gear speed change device for tractor |
-
2012
- 2012-01-15 CN CN201210011971.7A patent/CN102537288B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59226761A (en) * | 1983-06-07 | 1984-12-19 | Yanmar Diesel Engine Co Ltd | Transmission for agricultural tractor |
| CN201339704Y (en) * | 2009-01-23 | 2009-11-04 | 杜永林 | Gear box of tractor |
| CN201849313U (en) * | 2010-05-19 | 2011-06-01 | 中国一拖集团有限公司 | Tractor speed changing box device reversing by synchronizer |
| CN202468866U (en) * | 2012-01-15 | 2012-10-03 | 福田雷沃国际重工股份有限公司 | 16+16-gear speed change device for tractor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109505931A (en) * | 2018-12-29 | 2019-03-22 | 江苏沃得农业机械有限公司 | A kind of commutation of tractor dynamic power and power high to low gear gearbox transmission mechanism |
| CN110410468A (en) * | 2019-07-31 | 2019-11-05 | 合肥工业大学 | A kind of 16 gear transmissions based on full bevel gear type modularized design |
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| Publication number | Publication date |
|---|---|
| CN102537288B (en) | 2014-09-24 |
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Inventor after: Zhu Jinguang Inventor after: Peng Enbo Inventor after: Qi Wen Zheng Inventor after: Zhang Jixun Inventor after: Wang Zhiquan Inventor after: Li Jianqi Inventor after: Zhu Xiaoyan Inventor after: Wang Wei Inventor after: Cui Yuxin Inventor after: Li Guoping Inventor before: Zhu Jinguang Inventor before: Peng Enbo Inventor before: Qi Wenzheng Inventor before: Zhang Jixun Inventor before: Wang Zhiquan Inventor before: Li Jianqi Inventor before: Zhu Xiaoyan Inventor before: Wang Wei Inventor before: Cui Yuxin Inventor before: Li Guoping |
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Address after: 261206 Beihai South Road, Fangzi District, Shandong, No. 192, No. Patentee after: LOVOL HEAVY INDUSTRY Co.,Ltd. Address before: 261206 Beihai South Road, Fangzi District, Shandong, No. 192, No. Patentee before: FOTON LOVOL INTERNATIONAL HEAVY INDUSTRY Co.,Ltd. |
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Inventor after: Wang Zhiquan Inventor after: Peng Enbo Inventor after: Zhu Jinguang Inventor after: Qi Wen Zheng Inventor after: Zhang Jixun Inventor after: Li Jianqi Inventor after: Zhu Xiaoyan Inventor after: Wang Wei Inventor after: Cui Yuxin Inventor after: Li Guoping Inventor before: Zhu Jinguang Inventor before: Peng Enbo Inventor before: Qi Wen Zheng Inventor before: Zhang Jixun Inventor before: Wang Zhiquan Inventor before: Li Jianqi Inventor before: Zhu Xiaoyan Inventor before: Wang Wei Inventor before: Cui Yuxin Inventor before: Li Guoping |
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Address after: 261206 No. 192 South Beihai Road, Fangzi District, Shandong, Weifang Patentee after: Weichai leiwo Heavy Industry Co.,Ltd. Address before: 261206 No. 192 South Beihai Road, Fangzi District, Shandong, Weifang Patentee before: LOVOL HEAVY INDUSTRY Co.,Ltd. |
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Address after: 261206 No. 192 South Beihai Road, Fangzi District, Shandong, Weifang Patentee after: Weichai Lovol Intelligent Agricultural Technology Co.,Ltd. Address before: 261206 No. 192 South Beihai Road, Fangzi District, Shandong, Weifang Patentee before: Weichai leiwo Heavy Industry Co.,Ltd. |
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