CN112901755A - Variable-speed threshing transmission case - Google Patents
Variable-speed threshing transmission case Download PDFInfo
- Publication number
- CN112901755A CN112901755A CN202110244859.7A CN202110244859A CN112901755A CN 112901755 A CN112901755 A CN 112901755A CN 202110244859 A CN202110244859 A CN 202110244859A CN 112901755 A CN112901755 A CN 112901755A
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- CN
- China
- Prior art keywords
- gear
- driven
- shaft
- variable
- speed
- 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.)
- Pending
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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
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F12/00—Parts or details of threshing apparatus
- A01F12/56—Driving mechanisms for the threshing parts
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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
- F16H57/0018—Shaft assemblies for gearings
- F16H57/0025—Shaft assemblies for gearings with gearing elements rigidly connected to a shaft, e.g. securing gears or pulleys by specially adapted splines, keys or methods
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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
- F16H57/033—Series gearboxes, e.g. gearboxes based on the same design being available in different sizes or gearboxes using a combination of several standardised units
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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
- F16H57/035—Gearboxes for gearing with endless flexible members
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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
- F16H57/038—Gearboxes for accommodating bevel gears
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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
- F16H2057/02013—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)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Threshing Machine Elements (AREA)
Abstract
The invention discloses a variable-speed threshing transmission case which comprises a variable-speed threshing transmission case device, wherein the variable-speed threshing transmission case device consists of an input shaft assembly, an auxiliary variable-speed transmission shaft assembly, a shifting assembly, a bevel gear main transmission shaft assembly and a driven shaft assembly, the input shaft assembly consists of an input shaft, an input shaft transition gear, a belt pulley and a semicircular key, and the auxiliary variable-speed transmission shaft assembly consists of a speed change gear, an auxiliary variable-speed transmission shaft and a transmission shaft transition gear.
Description
Technical Field
The invention relates to a variable-speed threshing transmission case.
Background
The traditional harvester adopts a threshing transmission box with constant rotating speed, and when different crops (wheat, soybean, sorghum, corn and the like) are harvested, different belt pulleys need to be disassembled and replaced to adjust the threshing speed, so that the replacement is more complicated.
Disclosure of Invention
The invention aims to solve the defects of the prior art and provide a variable-speed threshing transmission case which is convenient to connect.
A variable-speed threshing transmission case comprises a variable-speed threshing transmission case device, wherein the variable-speed threshing transmission case device consists of an input shaft assembly, an auxiliary variable-speed transmission shaft assembly, a shifting assembly, a bevel gear main transmission shaft assembly and a driven shaft assembly.
As a further improvement, the input shaft assembly consists of an input shaft, an input shaft transition gear, a belt pulley and a semicircular key.
As a further improvement, the belt pulley is connected with the input shaft through a semicircular key, and the transition gear of the input shaft is connected with the input shaft through a spline.
As a further improvement, the auxiliary speed change transmission shaft assembly consists of a speed change gear, an auxiliary speed change transmission shaft and a transmission shaft transition gear.
As a further improvement, the transmission shaft transition gear is connected with the auxiliary transmission shaft through a spline.
As a further improvement, the gear shifting assembly consists of a shifting fork shaft, a shifting fork and a gear shifting rotating shaft.
As a further improvement, the bevel gear main transmission shaft assembly consists of a driving bevel gear, a bevel gear main transmission shaft, a first-gear driven gear, a second-gear driven gear and a third-gear driven gear.
As a further improvement, the first-gear driven gear, the second-gear driven gear, the third-gear driven gear and the bevel gear main transmission shaft are all connected through splines, and the driving bevel gear is connected with the bevel gear main transmission shaft through splines.
As a further improvement, the driven shaft assembly consists of a driven shaft and a driven bevel gear.
As a further improvement, the driven bevel gear is connected with a driven shaft through a spline, and the driven shaft is connected with the threshing device through a rectangular spline.
Has the advantages that:
the invention has simple structure and convenient use, realizes the switching of low speed, medium speed and high speed by shifting gears, achieves the aim of using corresponding threshing speed for different crops, has higher working efficiency, higher threshing speed and wider application range, and greatly improves the threshing speed compared with the traditional threshing machine.
Drawings
FIG. 1 is a schematic view of the general structure of a variable speed threshing transmission;
FIG. 2 is a schematic of the overall construction of the input shaft assembly;
FIG. 3 is a schematic overall construction of the subtransmission drive shaft assembly;
FIG. 4 is a schematic diagram of the general construction of the shifter assembly;
FIG. 5 is a schematic of the general construction of a bevel gear main drive shaft assembly;
FIG. 6 is a schematic view of the overall structure of the passive shaft assembly;
1. input shaft assembly 2, auxiliary transmission shaft assembly 3, gear shifting assembly 4 and bevel gear main transmission shaft assembly
5. Driven shaft assembly 101, input shaft 102, input shaft transition gear 103, belt pulley 104 and semicircular key
201. The transmission gear 202, the auxiliary transmission shaft 203, the transmission shaft transition gear 301, the shifting fork shaft 302, the shifting fork 303, the shifting rotating shaft 401, the driving bevel gear 402, the bevel gear main transmission shaft 403, the second gear driven gear 404, the third gear driven gear 405, the first gear driven gear 501, the driven shaft 502 and the driven bevel gear.
Detailed Description
For the purpose of enhancing the understanding of the present invention, the present invention will be further described in detail with reference to the following examples and the accompanying drawings, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.
As shown in fig. 1, a variable-speed threshing transmission case comprises an input shaft assembly 1, an auxiliary transmission shaft assembly 2, a gear shifting assembly 3, a bevel gear main transmission shaft assembly 4, a driven shaft assembly 5, an input shaft 101, an input shaft transition gear 102, a belt pulley 103, a half key 104, a speed change gear 201, an auxiliary transmission shaft 202, a transmission shaft transition gear 203, a shifting fork shaft 301, a shifting fork 302, a gear shifting rotating shaft 303, a driving bevel gear 401, a bevel gear main transmission shaft 402, a second gear driven gear 403, a third gear driven gear 404, a first gear driven gear 405, a driven shaft 501 and a driven bevel gear 502.
A variable-speed threshing transmission case comprises a variable-speed threshing transmission case device, wherein the variable-speed threshing transmission case device consists of an input shaft component 1, an auxiliary variable-speed transmission shaft component 2, a shifting component 3, a bevel gear main transmission shaft component 4 and a driven shaft component 5; the input shaft assembly 1 consists of an input shaft 101, an input shaft transition gear 102, a belt pulley 103 and a semicircular key 104, wherein the belt pulley 103 is connected with the input shaft 101 through the semicircular key 104, and the input shaft transition gear 102 is connected with the input shaft 101 through a spline; the auxiliary variable transmission shaft assembly 2 consists of a variable gear 201, an auxiliary variable transmission shaft 202 and a transmission shaft transition gear 203, wherein the transmission shaft transition gear 203 is connected with the auxiliary variable transmission shaft 202 through a spline; the gear shifting component 3 consists of a shifting fork shaft 301, a shifting fork 302 and a gear shifting rotating shaft 303; the bevel gear main transmission shaft assembly 4 consists of a driving bevel gear 401, a bevel gear main transmission shaft 402, a first-gear driven gear 405, a second-gear driven gear 403 and a third-gear driven gear 404, the first-gear driven gear 405, the second-gear driven gear 403, the third-gear driven gear 404 and the bevel gear main transmission shaft 402 are all connected through splines, and the driving bevel gear 401 is connected with the bevel gear main transmission shaft 402 through splines; the driven shaft assembly 5 consists of a driven shaft 501 and a driven bevel gear 502, the driven bevel gear 502 is connected with the driven shaft 501 through a spline, and the driven shaft 501 is connected with the threshing device through a rectangular spline.
When the power input device is used, the belt pulley is connected with the input shaft through the semicircular key, the transition gear of the input shaft is connected with the input shaft through the spline, and the belt pulley drives the whole input shaft to rotate, so that power input is realized. The power is transmitted by the engagement of a transmission shaft transition gear and an input shaft transition gear on an input shaft, the transmission shaft transition gear is connected with an auxiliary speed change transmission shaft through a spline, a gear shifting rotating shaft drives a shifting fork to move through manual rotation, the shifting fork drives a speed change gear to move, the speed change gear slides on the auxiliary speed change transmission shaft spline through the movement of the shifting fork and can be respectively engaged with a first-gear driven gear, a second-gear driven gear and a third-gear driven gear on a bevel gear main transmission shaft, and the low, medium and high speed switching is realized. The first-gear driven gear, the second-gear driven gear and the third-gear driven gear are connected with a bevel gear main transmission shaft through splines, power is transmitted by the engagement of a speed change gear of the auxiliary speed change transmission shaft and the driven gear of the corresponding gear, and the driving bevel gear is connected with the bevel gear main transmission shaft through splines to transmit the power to the driven shaft. The driven bevel gear is connected with the driven shaft through a spline, the driven bevel gear is meshed with the driving bevel gear on the bevel gear main transmission shaft, and the driven shaft is connected with the threshing device through a rectangular spline, so that power is input into the threshing device from the belt pulley.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (9)
1. A variable-speed threshing transmission case is characterized by comprising a variable-speed threshing transmission case device, wherein the variable-speed threshing transmission case device consists of an input shaft assembly, an auxiliary variable-speed transmission shaft assembly, a shifting assembly, a bevel gear main transmission shaft assembly and a driven shaft assembly.
2. The variable speed threshing transmission of claim 1 wherein the input shaft assembly is comprised of an input shaft, an input shaft transition gear, a pulley and a woodruff key.
3. The variable speed threshing transmission of claim 2 wherein the pulley is connected to the input shaft by a semicircular key and the input shaft transition gear is connected to the input shaft by a spline.
4. The variable speed threshing transmission of claim 1 wherein the counter drive shaft assembly is comprised of a ratio gear, a counter drive shaft and a drive shaft transition gear.
5. The variable speed threshing transmission of claim 4 wherein the drive shaft transition gear is splined to the counter drive shaft.
6. The variable speed threshing transmission of claim 1 wherein the bevel gear drive shaft assembly is comprised of a drive bevel gear, a bevel gear drive shaft, a first driven gear, a second driven gear and a third driven gear.
7. The variable-speed threshing transmission box of claim 7, wherein the first-gear driven gear, the second-gear driven gear, the third-gear driven gear and the bevel gear main transmission shaft are all connected through splines, and the driving bevel gear is connected with the bevel gear main transmission shaft through splines.
8. The variable speed threshing transmission of claim 1 wherein the driven shaft assembly is comprised of a driven shaft and a driven bevel gear.
9. The variable speed threshing transmission of claim 9 wherein the driven bevel gear is splined to a driven shaft, and the driven shaft is splined to the threshing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110244859.7A CN112901755A (en) | 2021-03-05 | 2021-03-05 | Variable-speed threshing transmission case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110244859.7A CN112901755A (en) | 2021-03-05 | 2021-03-05 | Variable-speed threshing transmission case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112901755A true CN112901755A (en) | 2021-06-04 |
Family
ID=76107733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110244859.7A Pending CN112901755A (en) | 2021-03-05 | 2021-03-05 | Variable-speed threshing transmission case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112901755A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2723773Y (en) * | 2004-07-21 | 2005-09-07 | 中国第一汽车集团哈尔滨变速箱厂 | Automobile gear box device |
| CN2797192Y (en) * | 2005-04-30 | 2006-07-19 | 罗松 | Reverse gear speed change box of three wheel motorcycle |
| CN201568537U (en) * | 2009-11-27 | 2010-09-01 | 常州东风农机集团有限公司 | Tractor change gear case counter transmission shifting mechanism |
| CN102084766A (en) * | 2009-12-07 | 2011-06-08 | 江苏常发锋陵农业装备有限公司 | Three-speed variable transmission device for threshing cylinder of semi-feeding rice and wheat combine harvester |
| CN206728618U (en) * | 2017-03-29 | 2017-12-12 | 南昌江铃集团协和传动技术有限公司 | A kind of roller drive gear box assembly for harvest machinery |
| CN107489742A (en) * | 2017-08-14 | 2017-12-19 | 永祺（中国）车业股份有限公司 | Power transmission shaft and gearbox integrated driving structure |
| CN108443429A (en) * | 2018-01-19 | 2018-08-24 | 江苏大学 | One kind cutting vertical stream threshing separation two grades of variable speed drives of transmission system |
-
2021
- 2021-03-05 CN CN202110244859.7A patent/CN112901755A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2723773Y (en) * | 2004-07-21 | 2005-09-07 | 中国第一汽车集团哈尔滨变速箱厂 | Automobile gear box device |
| CN2797192Y (en) * | 2005-04-30 | 2006-07-19 | 罗松 | Reverse gear speed change box of three wheel motorcycle |
| CN201568537U (en) * | 2009-11-27 | 2010-09-01 | 常州东风农机集团有限公司 | Tractor change gear case counter transmission shifting mechanism |
| CN102084766A (en) * | 2009-12-07 | 2011-06-08 | 江苏常发锋陵农业装备有限公司 | Three-speed variable transmission device for threshing cylinder of semi-feeding rice and wheat combine harvester |
| CN206728618U (en) * | 2017-03-29 | 2017-12-12 | 南昌江铃集团协和传动技术有限公司 | A kind of roller drive gear box assembly for harvest machinery |
| CN107489742A (en) * | 2017-08-14 | 2017-12-19 | 永祺（中国）车业股份有限公司 | Power transmission shaft and gearbox integrated driving structure |
| CN108443429A (en) * | 2018-01-19 | 2018-08-24 | 江苏大学 | One kind cutting vertical stream threshing separation two grades of variable speed drives of transmission system |
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