CN103821884A - Multipurpose gearbox - Google Patents
Multipurpose gearbox Download PDFInfo
- Publication number
- CN103821884A CN103821884A CN201410079908.6A CN201410079908A CN103821884A CN 103821884 A CN103821884 A CN 103821884A CN 201410079908 A CN201410079908 A CN 201410079908A CN 103821884 A CN103821884 A CN 103821884A
- Authority
- CN
- China
- Prior art keywords
- shaft
- gear
- live axle
- power input
- drive shaft
- 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
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/20—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear
- F16H3/22—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear with gears shiftable only axially
- F16H3/30—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear with gears shiftable only axially with driving and driven shafts not coaxial
- F16H3/32—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear with gears shiftable only axially with driving and driven shafts not coaxial and an additional shaft
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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
- F16H2057/02086—Measures for reducing size of gearbox, e.g. for creating a more compact transmission casing
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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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/003—Transmissions for multiple ratios characterised by the number of forward speeds
- F16H2200/0078—Transmissions for multiple ratios characterised by the number of forward speeds the gear ratio comprising twelve or more forward speeds
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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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/0082—Transmissions for multiple ratios characterised by the number of reverse speeds
- F16H2200/0095—Transmissions for multiple ratios characterised by the number of reverse speeds the gear ratios comprising four reverse speeds
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
The invention discloses a multipurpose gearbox which comprises a main speed change mechanism. A power output mechanism is in driving connection with an output end of the main speed change mechanism and an input speed change mechanism is in driving connection with an input end of the main speed change mechanism. According to the technical scheme adopted by the invention, the traditional main speed change mechanism with eight forward gears and two back gears is integrated with the input speed change mechanism and the power output mechanism in the same gearbox, so that a transfer case is omitted and the structure of the gearbox is simpler; inputting two different speeds to the main speed change mechanism is realized through the input speed change mechanism, so that the gears of the gearbox are widened, the gearbox is provided with sixteen forward gears and four back gears, the speed change mechanism does not become complex and the shell of the gearbox does not become huge; the rear-wheel driving or four-wheel driving is realized by the power output mechanism, so that the engineering operation scope of a tractor is greatly widened and the tractor can adapt to the engineering operation under different floor conditions.
Description
Technical field
The present invention relates to a kind of variable transmission mechanism of used with tractor, especially multipurpose gearbox.
Background technique
At present tractor Transport Machinery is to realize conversion between friction speed by gearbox, tractor and Transport Machinery etc. are for realizing speed change and break-in function has to increase transfer case, this just need to arrange the combination of many gears and speed and direction changing gear in the housing of gearbox, this just makes gear too complicated, gearbox is too huge, existing gearbox has eight forward gears, two reverse gear, gear quantity can not meet tractor completely in agricultural, the demand of the industries such as forestry Transport Machinery, limit the use of tractor, affect people's construction operation.In addition, existing tractor adopts rear-guard mostly, in the time of tractor load-carrying, owing to being short of power, easily occurs skidding, affects construction operation.
Summary of the invention
The technical problem to be solved in the present invention is for the deficiencies in the prior art, provide a kind of simple in structure, safe and reliable, having 16 forward gears and 4 reverses gear, there is 4 wheel driven function, and can realize conversion mutually between rear-guard and 4 wheel driven, can meet the multipurpose gearbox of tractor several work requirement.
For addressing the above problem, the present invention by the following technical solutions: multipurpose gearbox, comprise main speed-changing mechanism, the output terminal of described main speed-changing mechanism is connected with power take-off mechanism, the input end of described main speed-changing mechanism is connected with input speed-change mechanism.
Below further improvement of the present invention:
Described main speed-changing mechanism comprises main drive shaft and output shaft.
Further improve:
Described main drive shaft comprises power input part and power carry-out part, main speed-changing mechanism is in transmission connection by power input part and the input speed-change mechanism of main drive shaft, and the power carry-out part of main speed-changing mechanism by main drive shaft and output shaft and power take-off mechanism are in transmission connection.
Further improve:
Described input speed-change mechanism comprises power input shaft, between the power input part of described power input shaft and main drive shaft, is connected by gear transmission.
Further improve:
Described power input shaft and main drive shaft are arranged on same shaft axis.
Further improve:
On described power input shaft, slidably connect double-sliding gear, one side of described main drive shaft is connected with bridge shaft, on described bridge shaft, be fixedly connected with duplicate gear, on the power input part of main drive shaft, be fixedly connected with the first fixed gear, described the first fixed gear and duplicate gear are in transmission connection, position near power input shaft on the power input part of described main drive shaft is fixedly connected with the first engagement seats, and described double-sliding gear can engage with duplicate gear or the first engagement seats on power input shaft in slip.
Further improve:
Described power take-off mechanism comprises the hydraulic pump drive gear on the power carry-out part that is fixedly connected on main drive shaft.
Further improve:
Described power take-off mechanism also comprises the second fixed gear being fixedly connected with output shaft, and described the second fixed gear is connected with the 3rd fixed gear, on the 3rd fixed gear, is fixedly connected with the first live axle, and a side of the first live axle is provided with the second live axle.
Further improve:
The first live axle and the second live axle are arranged on same shaft axis, and described the first live axle and the second live axle are in transmission connection.
Further improve:
On described the second live axle, slidably connect slide teeth trap, on described the first live axle, be fixedly connected with the second engagement seats near the position of the 3rd fixed gear, slide teeth trap can on the second live axle, slide realization and the second engagement seats engagement or separate.
The present invention adopts technique scheme, there are eight forward gears and two and retreat the main speed-changing mechanism of gear and input speed-change mechanism and power take-off mechanism and be integrated in same gearbox traditional, not only save transfer case, make gearbox designs simpler, realize two kinds of different speed by input speed-change mechanism simultaneously and be input to main speed-changing mechanism, and then widen the gear of gearbox, make gearbox there is the gear that retreats of 16 forward gears and 4, and do not make that complexity that gear becomes and the housing thought of speed change become huge.Can realize rear-guard or 4 wheel driven by power take-off mechanism, greatly widened the engineer operation scope of tractor and adapted to the differently engineer operation of condition.
Be described further below in conjunction with accompanying drawing technological scheme of the present invention.
Accompanying drawing explanation
The structural representation that accompanying drawing 1 is the embodiment of the present invention.
In figure: 1-power input shaft; 2-bridge shaft; 3-main drive shaft; 4-the second engagement seats; 5-output shaft; 6-the first live axle; 7-duplicate gear; 8-double-sliding gear; 9-the first fixed gear; 10-main speed-changing mechanism; 11-hydraulic pump drive gear; 12-the second fixed gear; 13-the 3rd fixed gear; 14-slide teeth trap; 15-input speed-change mechanism; 16-power take-off mechanism; 17-the second live axle; 18-the first engagement seats; 301-power input part; 302-power carry-out part.
Embodiment
Embodiment, as shown in Figure 1, multipurpose gearbox, comprises the main speed-changing mechanism 10 that has 8 advance gear and 2 and retreat gear, the output terminal of described main speed-changing mechanism 10 is connected with power take-off mechanism 16, and the input end of described main speed-changing mechanism 10 is connected with input speed-change mechanism 15.
Described main speed-changing mechanism 10 comprises main drive shaft 3 and output shaft 5, described main drive shaft 3 comprises power input part 301 and power carry-out part 302, main speed-changing mechanism 10 is in transmission connection by power input part 301 and input speed-change mechanism 15, and main speed-changing mechanism 10 is in transmission connection with power take-off mechanism 16 by power carry-out part 302 and output shaft 5.
Described input speed-change mechanism 15 comprises the power input shaft 1 being connected with the spindle of motor, between described power input shaft 1 and the power input part 301 of main drive shaft 3, be connected by gear transmission, described power input shaft 1 is arranged on same shaft axis with main drive shaft 3.
On described power input shaft 1, slidably connect double-sliding gear 8, one side of described main drive shaft 3 is connected with bridge shaft 2, on described bridge shaft 2, be fixedly connected with duplicate gear 7, on the power input part 301 of main drive shaft 3, be fixedly connected with the first fixed gear 9, described the first fixed gear 9 is in transmission connection with duplicate gear 7, position near power input shaft 1 on the power input part 301 of described main drive shaft 3 is fixedly connected with the first engagement seats 18, described double-sliding gear 8 can slide and make main drive shaft 3 can obtain two kinds of different rotating speeds when the same power input from duplicate gear 7 or the engagement of the first engagement seats 18 on power input shaft 1, and then the gear that advances that makes main speed-changing mechanism 10 expands to 16 gears, retreat gear and expand to 4.
Described power take-off mechanism 16 comprises the hydraulic pump drive gear 11 on the power carry-out part 302 that is fixedly connected on main drive shaft 3, hydraulic pump drive gear 11 is connected with hydraulic pump driving, for providing power to hydraulic system, the power carry-out part 302 of main drive shaft 3 can be in transmission connection with the farm implements such as sowing machine, rotary cultivator.
Described power take-off mechanism 16 also comprises the second fixed gear 12 being fixedly connected with output shaft 5, described the second fixed gear 12 is connected with the 3rd fixed gear 13, on the 3rd fixed gear 13, be fixedly connected with the first live axle 6, one side of the first live axle 6 is provided with the second live axle 17, the first live axle 6 and the second live axle 17 are arranged on same shaft axis, and described the first live axle 6 and the second live axle 17 are in transmission connection.
On described the second live axle 17, slidably connect slide teeth trap 14, position near the 3rd fixed gear 13 on described the first live axle 6 is fixedly connected with the second engagement seats 4, slide teeth trap 14 can be slided and realized with the engagement of the second engagement seats 4 or separate on the second live axle 17, and then realizes the first live axle 6 and be in transmission connection or separate with the second live axle 17.
In the time that slide teeth trap 14 separates with the second engagement seats 4, after input speed-change mechanism 15 is selected with main speed-changing mechanism 10 speed, export by output shaft 5, the second fixed gear 12 on output shaft 5 drives the first live axle 6 to rotate transmission of power to the 3rd fixed gear 13, the three fixed gears 13 and realizes rear wheel drive; When slide teeth trap 14 and the second engagement seats 4 in conjunction with time, after input speed-change mechanism 15 is selected with main speed-changing mechanism 10 speed, export by output shaft 5, transmission of power is given the 3rd fixed gear 13 by the second fixed gear 12 on output shaft 5, the 3rd fixed gear 13 drives the first live axle 6 and the second live axle 17 to obtain synchronous speed, realizes four-wheel drive.Install bevel gear additional at the output terminal of the first live axle 6 and the second live axle 17 and can realize break-in function.
Claims (10)
1. multipurpose gearbox, comprise main speed-changing mechanism (10), the output terminal of described main speed-changing mechanism (10) is connected with power take-off mechanism (16), it is characterized in that: the input end of described main speed-changing mechanism (10) is connected with input speed-change mechanism (15).
2. multipurpose gearbox according to claim 1, is characterized in that: described main speed-changing mechanism (10) comprises main drive shaft (3) and output shaft (5).
3. multipurpose gearbox according to claim 2, it is characterized in that: described main drive shaft (3) comprises power input part (301) and power carry-out part (302), main speed-changing mechanism (10) is in transmission connection with input speed-change mechanism (15) by the power input part (301) of main drive shaft (3), and main speed-changing mechanism (10) is in transmission connection with power take-off mechanism (16) by power carry-out part (302) and the output shaft (5) of main drive shaft (3).
4. multipurpose gearbox according to claim 3, it is characterized in that: described input speed-change mechanism (15) comprises power input shaft (1), between described power input shaft (1) and the power input part (301) of main drive shaft (3), be connected by gear transmission.
5. multipurpose gearbox according to claim 4, is characterized in that: described power input shaft (1) is arranged on same shaft axis with main drive shaft (3).
6. multipurpose gearbox according to claim 5, it is characterized in that: on described power input shaft (1), slidably connect double-sliding gear (8), one side of described main drive shaft (3) is connected with bridge shaft (2), on described bridge shaft (2), be fixedly connected with duplicate gear (7), on the power input part (301) of main drive shaft (3), be fixedly connected with the first fixed gear (9), described the first fixed gear (9) is in transmission connection with duplicate gear (7), the upper position near power input shaft (1) of power input part (301) of described main drive shaft (3) is fixedly connected with the first engagement seats (18), described double-sliding gear (8) can engage with duplicate gear (7) or the first engagement seats (18) upper slip of power input shaft (1).
7. multipurpose gearbox according to claim 6, is characterized in that: described power take-off mechanism (16) comprises the hydraulic pump drive gear (11) on the power carry-out part (302) that is fixedly connected on main drive shaft (3).
8. multipurpose gearbox according to claim 7, it is characterized in that: described power take-off mechanism (16) also comprises the second fixed gear (12) being fixedly connected with output shaft (5), described the second fixed gear (12) is connected with the 3rd fixed gear (13), on the 3rd fixed gear (13), be fixedly connected with the first live axle (6), a side of the first live axle (6) is provided with the second live axle (17).
9. multipurpose gearbox according to claim 8, is characterized in that: the first live axle (6) is arranged on same shaft axis with the second live axle (17), and described the first live axle (6) is in transmission connection with the second live axle (17).
10. multipurpose gearbox according to claim 9, it is characterized in that: on described the second live axle (17), slidably connect slide teeth trap (14), the upper position near the 3rd fixed gear (13) of described the first live axle (6) is fixedly connected with the second engagement seats (4), and slide teeth trap (14) can realize with the engagement of the second engagement seats (4) or separate upper slip of the second live axle (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410079908.6A CN103821884B (en) | 2014-03-06 | 2014-03-06 | Multipurpose gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410079908.6A CN103821884B (en) | 2014-03-06 | 2014-03-06 | Multipurpose gearbox |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103821884A true CN103821884A (en) | 2014-05-28 |
| CN103821884B CN103821884B (en) | 2017-03-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410079908.6A Expired - Fee Related CN103821884B (en) | 2014-03-06 | 2014-03-06 | Multipurpose gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103821884B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3364793A (en) * | 1964-05-27 | 1968-01-23 | Brown Tractors Ltd | Multi-ratio transmissions |
| CN2835709Y (en) * | 2005-10-21 | 2006-11-08 | 山东福田重工股份有限公司 | Transmission case with 16+8 gear positions |
| CN201651251U (en) * | 2010-03-19 | 2010-11-24 | 中国一拖集团有限公司 | Medium-power wheeled tractor transmission case |
| CN203309030U (en) * | 2013-05-28 | 2013-11-27 | 烟台市东汽农业装备有限公司 | 20+16 gear position tractor speed changer |
| CN203809615U (en) * | 2014-03-06 | 2014-09-03 | 朱英钢 | Multipurpose speed changing box |
-
2014
- 2014-03-06 CN CN201410079908.6A patent/CN103821884B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3364793A (en) * | 1964-05-27 | 1968-01-23 | Brown Tractors Ltd | Multi-ratio transmissions |
| CN2835709Y (en) * | 2005-10-21 | 2006-11-08 | 山东福田重工股份有限公司 | Transmission case with 16+8 gear positions |
| CN201651251U (en) * | 2010-03-19 | 2010-11-24 | 中国一拖集团有限公司 | Medium-power wheeled tractor transmission case |
| CN203309030U (en) * | 2013-05-28 | 2013-11-27 | 烟台市东汽农业装备有限公司 | 20+16 gear position tractor speed changer |
| CN203809615U (en) * | 2014-03-06 | 2014-09-03 | 朱英钢 | Multipurpose speed changing box |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103821884B (en) | 2017-03-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: Weifang City, Shandong province 261000 victory Street No. 1779, building 7, unit 2, Hongxi Garden Room 101 Applicant after: Zhu Yinggang Address before: Weifang City, Shandong province 261000 victory Street No. 1779, building 7, unit 2, Hongxi Garden Room 101 Applicant before: Zhu Yinggang |
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| CB03 | Change of inventor or designer information |
Inventor after: Zhu Yinggang Inventor after: Zhu Penghua Inventor before: Zhu Yinggang Inventor before: Zhu Penghua |
|
| COR | Change of bibliographic data | ||
| 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 |