CN220441372U - Single longitudinal axial flow threshing mechanism and harvester - Google Patents
Single longitudinal axial flow threshing mechanism and harvester Download PDFInfo
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- CN220441372U CN220441372U CN202320092402.3U CN202320092402U CN220441372U CN 220441372 U CN220441372 U CN 220441372U CN 202320092402 U CN202320092402 U CN 202320092402U CN 220441372 U CN220441372 U CN 220441372U
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Abstract
The utility model discloses a single longitudinal axial flow threshing mechanism and a harvester, comprising a threshing frame arranged along the front-back direction, a threshing cylinder arranged along the front-back direction is rotatably arranged in the threshing frame, a cylinder transmission box is arranged at the front end or the rear end of the threshing frame, the power output end of the cylinder transmission box is coaxially connected with the corresponding end of the threshing cylinder in a transmission way, the harvester also comprises a stepless speed changing mechanism arranged at one side of the threshing frame, the power output end of the stepless speed changing mechanism is in transmission connection with the power input end of the cylinder transmission box, the power input shaft of the stepless speed changing mechanism is in transmission connection with an engine power output wheel positioned at the upper end of the left side of the threshing frame, and the rotation speed of the threshing cylinder can be flexibly adjusted by additionally arranging the stepless speed changing mechanism between the cylinder transmission box and the engine power output wheel, so that the rotation speed of the single longitudinal axial flow threshing mechanism is more adaptable, and the rotation speed of the threshing cylinder can be adjusted according to different crops.
Description
Technical Field
The utility model belongs to the field of harvesters, and particularly relates to a single-longitudinal-axis flow threshing mechanism and a harvester.
Background
The harvester of small-size single vertical axial flow technical route is accepted by the market because of its simple structure, low cost, moist crop and the better characteristics of minor cereal operation effect, and in addition the user is constantly improving to the performance demand of small-size vertical axial flow wheel formula harvester operation ability for the producer is considering satisfying the user and is satisfying the demand of product basic work performance, still need improve adaptability, travelling comfort and intelligent degree of harvester, and the wheeled combine of current small-size vertical axial flow technical route promotes the product adaptability mainly and realizes a multi-purpose function, realizes the reaping of multiple crop promptly. The current product function implementation scheme comprises: 1. the speed regulating accessory, the separating accessory and the cleaning accessory of the roller are replaced; 2. a roller gearbox (three gears), a separating accessory and a cleaning accessory are configured; 3. a roller gearbox (three gears) +a speed regulating belt wheel, a separating accessory and a cleaning accessory are arranged; the separating accessory and the cleaning accessory are relatively fixed after being determined, and the manufacturers and the product schemes of the roller speed regulating scheme are different, so that only the roller speed regulating accessory, the roller gearbox (three gears) and the roller gearbox (three gears) +speed regulating belt wheel are replaced at present.
However, the disadvantage of adjusting the rotational speed of the drum by replacing the drum is that: (1) The pulley and the belt for speed regulation are required to be disassembled and assembled for replacing the roller speed regulation accessory, and the rotating speed is fixed, the adaptability is limited, the replacement is inconvenient, the workload is large and the efficiency is low; (2) Many pulleys and belts are needed for standby when a plurality of roller rotating speeds are needed, the rotating speed is fixed, the adaptability is limited, the cost is high, the replacement is inconvenient, the workload is large, and the carrying is inconvenient; (3) Different pulleys and belts are used for regulating the speed, the speed regulating range is limited, and the harvesting adaptability of multiple crops is poor;
disadvantages of regulating the rotational speed of the drum via the drum gearbox (three gear): the speed regulating range is limited, the rotating speed is fixed, the adaptability is limited, and the multi-crop harvesting adaptability is poor;
the disadvantage of regulating the rotation speed of the roller through a roller gearbox (three gears) +a speed regulating accessory is that: the speed regulating range is limited, the rotating speed is fixed, the adaptability is limited, and the multi-crop harvesting adaptability is poor.
Disclosure of Invention
In order to solve the technical problems, the utility model aims to provide a single longitudinal axial flow threshing mechanism which has a simple structure and can flexibly adjust the rotating speed of a threshing cylinder.
In order to achieve the above object, the technical scheme of the present utility model is as follows: the utility model provides a single vertical axis STREAMING threshing mechanism, includes the threshing machine frame that sets up along the fore-and-aft direction, threshing machine frame internal rotation is installed and is followed the threshing cylinder that the fore-and-aft direction set up, just the front end or the rear end of threshing machine frame are installed the cylinder transmission case, the power take off end of cylinder transmission case with the coaxial transmission of corresponding end of threshing cylinder is connected, still includes the infinitely variable mechanism who sets up threshing machine frame one side, infinitely variable mechanism's power take off end with the power input end transmission connection of cylinder transmission case, infinitely variable mechanism's power input axle with be located the engine power take off wheel transmission connection of threshing machine frame left side upper end.
The beneficial effects of the technical scheme are that: the stepless speed change mechanism is additionally arranged between the roller transmission case and the engine power output wheel, so that the rotating speed of the threshing roller can be flexibly adjusted, the single longitudinal axial flow threshing mechanism has stronger adaptability, and the rotating speed of the threshing roller can be adjusted according to different crops.
The threshing machine further comprises a first intermediate shaft which is arranged in the left-right direction and is rotationally connected with the threshing machine frame, one end of the first intermediate shaft is coaxially connected with or integrally formed with the power input shaft of the stepless speed change mechanism, and the first intermediate shaft is in transmission connection with the power output wheel of the engine.
The technical scheme has the beneficial effects that more driving wheels can be arranged on the first intermediate shaft to provide power for other operation parts of the harvester.
In the technical scheme, the first intermediate shaft is coaxially and fixedly provided with a power input wheel, and the power input wheel is in transmission connection with the power output wheel of the engine.
The technical scheme has the beneficial effects that the transmission connection between the first intermediate shaft and the engine is more convenient.
In the above technical scheme, the first intermediate shaft is mounted at the upper end of the threshing machine frame and is positioned in the middle part corresponding to the front-rear direction of the threshing machine frame, the power input wheel is coaxially mounted at the left end of the first intermediate shaft, and the engine power output wheel is in transmission connection with the power input wheel through a first belt.
The technical scheme has the beneficial effects of simple structure and convenient transmission.
The technical scheme is that the threshing machine further comprises a second intermediate shaft which is horizontally arranged along the left-right direction and rotatably arranged at the upper end of the threshing machine frame, the second intermediate shaft is positioned in front of or behind the power output wheel of the engine, two ends of the second intermediate shaft are respectively and coaxially provided with a transition driving wheel, the first intermediate shaft is positioned below the threshing roller, the power input wheel is coaxially and fixedly arranged at the right end of the first intermediate shaft, the power input wheel is connected with the transition driving wheel at the corresponding side through a second belt transmission, and the power output wheel of the engine is connected with the transition driving wheel at the corresponding side through a third belt transmission.
The technical scheme has the beneficial effects that more driving wheels can be arranged on the second intermediate shaft to provide power for other operation parts of the harvester.
According to the technical scheme, the stepless speed change mechanism comprises the stepless speed change driven wheel, the stepless speed change driving wheel and a transmission belt, the stepless speed change driven wheel and the stepless speed change driving wheel are rotatably arranged on the corresponding side of the threshing machine frame and are distributed at intervals along the front-back direction, the stepless speed change driven wheel and the stepless speed change driving wheel are in transmission connection through the transmission belt, a mandrel of the stepless speed change driven wheel is in transmission connection with a power input end of the roller transmission box, and the mandrel of the stepless speed change driving wheel is rotatably connected with the threshing machine frame and forms a power input shaft of the stepless speed change mechanism.
The technical scheme has the advantages of simple structure and convenient speed regulation, and simultaneously, the threshing cylinder can realize stepless speed regulation within a certain rotating speed range.
The technical scheme further comprises a chopper driving wheel coaxially and fixedly arranged on the other side of the first intermediate shaft, and the chopper driving wheel is in driving connection with the power input end of the chopper through a belt.
The beneficial effects of the technical scheme are that: therefore, the power input of the chopper on the harvester and the power input of the threshing cylinder are integrated, and the transmission structure of the harvester is simpler.
Another object of the present utility model is to provide a harvester comprising a single longitudinal axial flow threshing mechanism as described above.
The beneficial effects of the technical scheme are that: the threshing cylinder of the harvester has flexible speed regulation, and the rotating speed of the threshing cylinder can be conveniently and quickly regulated according to the needs.
Drawings
Fig. 1 is a schematic structural view of a single longitudinal axial flow threshing mechanism according to embodiment 1 of the utility model;
fig. 2 is a schematic view of a transmission part of a single longitudinal axial flow threshing mechanism according to embodiment 1 of the utility model;
fig. 3 is a schematic structural diagram of a single-longitudinal axial threshing mechanism according to embodiment 2 of the utility model;
fig. 4 is a schematic view of a transmission part of a single longitudinal axial flow threshing mechanism according to embodiment 2 of the utility model;
fig. 5 is a schematic structural diagram of a single-longitudinal axial threshing mechanism according to embodiment 3 of the utility model;
fig. 6 is a schematic view of a transmission part of a single longitudinal axial flow threshing mechanism according to embodiment 3 of the utility model;
fig. 7 is a schematic structural view of a single longitudinal axial flow threshing mechanism according to embodiment 4 of the utility model;
fig. 8 is a schematic view of a transmission part of a single longitudinal axial flow threshing mechanism according to embodiment 4 of the utility model;
fig. 9 is a schematic view showing the assembly of the drum gearbox and the gear box according to embodiment 5 of the present utility model. In the figure: the threshing machine comprises a threshing machine frame, a roller transmission box, a 21 gearbox, a 3-stage variable speed mechanism, a 31-stage variable speed driven wheel, a 32-stage variable speed driving wheel, a 33-stage transmission belt, a 4-chopper transmission wheel, a 5 first intermediate shaft, a 51-stage power input wheel, a 6-stage engine power output wheel, a 7 second intermediate shaft, a 71-stage transition transmission wheel, a 81 first belt, a 82 second belt, a 83 third belt and a 9-chopper power input wheel.
Detailed Description
The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model. The utility model is more particularly described by way of example in the following paragraphs with reference to the drawings. Advantages and features of the utility model will be more clearly described in the following description and claims. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model.
Example 1
As shown in fig. 1 and 2, the present embodiment provides a single longitudinal axial-flow threshing mechanism, which comprises a threshing frame 1 disposed along a front-rear direction, a threshing cylinder is disposed in the threshing frame 1 along the front-rear direction, a cylinder transmission case 2 is mounted at the front end of the threshing frame 1, a power output end of the cylinder transmission case 2 is coaxially connected with the threshing cylinder, a continuously variable driven wheel 31 and a continuously variable driving wheel 32 are mounted at the left side of the threshing frame 1, a spindle of the continuously variable driving wheel 32 is rotatably connected with the threshing frame 1, and the spindle of the continuously variable driving wheel 32 is used for inputting power (i.e. the spindle of the continuously variable driving wheel 32 is used as a power input shaft of the continuously variable mechanism), and the spindle of the continuously variable driven wheel 31 is in transmission connection with the power input end of the cylinder transmission case 2, and the continuously variable driving wheel 32 is located at the rear of the continuously variable driven wheel 31, and the continuously variable driven wheel and the continuously variable driving wheel are in transmission connection with a transmission belt 33 disposed along the front-rear direction, so that the rotating speed of the single longitudinal axial-flow threshing mechanism can be flexibly adjusted according to the threshing speed of the crop.
In the above technical solution, the right side of the threshing frame 1 is further provided with the shredder driving wheel 4, the spindle of the shredder driving wheel 4 is rotatably connected with the threshing frame 1, and the spindle of the shredder driving wheel 4 and the spindle of the continuously variable transmission driving wheel 32 are coaxially distributed, and one ends of the two ends, which are close to each other, extend to each other to be connected or integrally formed to form a first intermediate shaft 5, the shredder driving wheel 4 is in transmission connection with the power input end of the shredder (i.e., the shredder power input wheel 9 is the power input end of the shredder) through a belt, and the first intermediate shaft 5 is in transmission connection with an engine, so that the power input of the shredder on the harvester and the power input of the threshing drum are integrated, and the transmission structure of the harvester is simpler (at this moment, the shredder driving wheel and the continuously variable transmission driving wheel are coaxially and fixedly installed at both ends of the first intermediate shaft).
In the above technical solution, the power input wheel 51 is further coaxially and fixedly mounted at any end of the first intermediate shaft 5, and the power input wheel 51 is in driving connection with the engine, so that the driving connection of the first intermediate shaft and the engine is more flexible, and the position layout of the engine is more flexible.
In the above technical scheme, the upper end of the left side of the threshing machine frame 1 is located at the rear of the first intermediate shaft 5, and is rotatably provided with an engine power output wheel 6, the engine power output wheel 6 is in transmission connection with the power input wheel 51 (wherein, the engine power output wheel 6 is the driving end of the engine), and the threshing machine is simple in structure and more convenient in transmission.
In the above technical solution, the continuously variable transmission driving wheel 32 and the chopper driving wheel 4 are both mounted at the upper end of the threshing frame 1 and are located in the middle corresponding to the front-rear direction of the threshing frame 1, the power input wheel 51 is coaxially and fixedly mounted at the left end of the first intermediate shaft 5, and the upper left end of the threshing frame 1 is located at the rear of the first intermediate shaft 5 and is rotatably mounted with the engine power output wheel 6, and the engine power output wheel 6 and the power input wheel 51 are in transmission connection through the first belt 81, so that the structure is simple, and the transmission is simple and convenient.
The continuously variable driven wheel 31, the continuously variable driving wheel 32 and the driving belt 33 are all of the prior art, and will not be described herein.
Wherein the stepless speed change driven wheel 31, the stepless speed change driving wheel 32, the shredder driving wheel 4, the power input wheel 51 and the engine power output wheel 6 are all positioned outside the threshing machine frame.
The transmission sequence of this embodiment is: the engine power output wheel 6- & gt the power input wheel 51- & gt the first intermediate shaft 5, and the first intermediate shaft drives the shredder driving wheel 4 and the stepless speed change driving wheel 32 to rotate, wherein the shredder driving wheel 4 drives the shredder power input wheel to rotate, and the stepless speed change driving wheel 32 drives the threshing cylinder to rotate through the stepless speed change driven wheel 31 and the cylinder transmission case 2.
Example 2
The same embodiment 1 is different in that, as shown in fig. 3 and 4, the drum transmission case 2 is installed at the rear end of the threshing frame 1, the rear end of the threshing drum is in transmission connection with the power output end of the drum transmission case, the continuously variable driven wheel 31 is located at the rear of the continuously variable transmission driving wheel 32, the device further comprises a second intermediate shaft 7, the second intermediate shaft 7 is horizontally arranged along the left-right direction and rotatably installed at the upper end of the threshing frame 1 (the second intermediate shaft is similar to the first intermediate shaft and penetrates through the two sides of the threshing frame), the second intermediate shaft 7 is located at the front of the engine power output wheel 6, two ends of the second intermediate shaft 7 are respectively and fixedly installed with a transition transmission wheel 71 coaxially, the continuously variable transmission driving wheel 32 and the chopper transmission wheel 4 are installed at the middle of the corresponding side of the threshing frame 1, the first intermediate shaft 5 is located below the threshing drum, the power input wheel 51 is coaxially installed at the right end of the first intermediate shaft 5, the power input wheel 51 is rotatably installed at the right end of the corresponding side of the threshing frame 1 (the second intermediate shaft is similar to the first intermediate shaft and penetrates through the two sides of the first intermediate shaft) and can be installed at the other sides of the threshing frame 3, and the other end can be connected with the other threshing frame 4 through the transmission belt transmission mechanism is also installed at the corresponding side of the second intermediate shaft 3, and the other end can be implemented at the front end of the threshing frame 3, and the threshing frame is similar to the other side of the threshing frame is provided, and the transmission mechanism can be connected with the transmission frame is in a transmission frame, and can be connected with the transmission frame, and can be provided.
The engine power take-off wheel 6 is located behind said second intermediate shaft in this embodiment.
Wherein, the cutter driving wheel, the cutter power input wheel, the engine power output wheel and the transition driving wheel are all belt pulleys, and the two transition driving wheels are also positioned outside the threshing machine frame.
The transmission sequence of this embodiment is: the engine power output wheel 6- & gt the transition driving wheel 71 positioned at the left end- & gt the second intermediate shaft 7- & gt the transition driving wheel 71 positioned at the right end- & gt the power input wheel 51- & gt the first intermediate shaft 5, and the first intermediate shaft 5 drives the shredder driving wheel 4 and the stepless speed change driving wheel 32 to rotate, wherein the shredder driving wheel 4 drives the shredder power input wheel to rotate, and the stepless speed change driving wheel 32 drives the threshing cylinder to rotate through the stepless speed change driven wheel 31 and the cylinder transmission case 2.
Example 3
The difference with embodiment 1 is that the continuously variable driven wheel 31 and the continuously variable driving wheel 32 can also be mounted on the right side of the threshing frame, while the chopper drive wheel 4 is located at the left end of the first intermediate shaft, as shown in fig. 5 and 6.
Example 4
The difference with embodiment 3 is that, as shown in fig. 7 and 8, the drum transmission case 2 is installed at the rear end of the threshing machine frame 1, the rear end of the threshing drum is in transmission connection with the power output end of the drum transmission case, and the continuously variable driven wheel 31 is located behind the continuously variable transmission driving wheel 32.
Example 5
The difference between the embodiment 1, the embodiment 2, the embodiment 3 or the embodiment 4 is that, as shown in fig. 9, a gearbox (which may be an existing two-gear gearbox or three-gear gearbox, of course, not limited thereto) may be additionally disposed between the power input end of the roller transmission case and the power output shaft of the continuously variable transmission mechanism, that is, the gearbox is mounted on the threshing frame and is located at the same end of the threshing frame as the roller transmission case (the mounting manner thereof belongs to the conventional technical means of those skilled in the art and is not repeated herein), the power input end of the gearbox is in transmission connection with the power output end of the continuously variable transmission mechanism (the spindle of the continuously variable transmission driven wheel), and the power output end of the gearbox is in transmission connection with the power input end of the roller transmission case, so that a larger speed regulation range of the threshing roller can be realized by combining the gearbox with the continuously variable transmission mechanism 3.
Example 6
The embodiment provides a harvester comprising the single longitudinal axial flow threshing mechanism as described in embodiment 1, embodiment 2, embodiment 3, embodiment 4 or embodiment 5, wherein the speed of the threshing cylinder of the harvester is flexible, and the rotating speed of the threshing cylinder can be conveniently and quickly adjusted according to the requirement.
The above description is only of the preferred embodiments of the present utility model, and is not intended to limit the present utility model in any way; those skilled in the art will readily appreciate that the present utility model may be implemented as shown in the drawings and described above; however, those skilled in the art will appreciate that many modifications, adaptations, and variations of the present utility model are possible in light of the above teachings without departing from the scope of the utility model; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present utility model still fall within the scope of the present utility model.
Claims (8)
1. The utility model provides a single vertical axis STREAMING threshing mechanism, includes threshing frame (1) that set up along fore-and-aft direction, threshing frame (1) internal rotation is installed and is followed threshing cylinder that fore-and-aft direction set up, just threshing frame (1) front end or rear end are installed cylinder transmission case (2), the power take off end of cylinder transmission case (2) with threshing cylinder's corresponding end coaxial transmission is connected, its characterized in that still includes and sets up stepless speed change mechanism (3) in threshing frame one side, the power take off end of stepless speed change mechanism (3) with the power input end transmission of cylinder transmission case (2) is connected, the power input axle of stepless speed change mechanism (3) is located engine power take off wheel (6) transmission of threshing frame (1) left side upper end is connected.
2. The single longitudinal axial flow threshing mechanism according to claim 1, characterized by further comprising a first intermediate shaft (5) which is arranged along the left-right direction and is rotationally connected with the threshing frame (1), wherein one end of the first intermediate shaft (5) is coaxially connected with or integrally formed with a power input shaft of the stepless speed change mechanism (3), and the first intermediate shaft (5) is in transmission connection with an engine power output wheel (6).
3. The single longitudinal axial flow threshing mechanism according to claim 2, characterized in that the first intermediate shaft (5) is coaxially and fixedly provided with a power input wheel (51), and the power input wheel (51) is in transmission connection with an engine power output wheel (6).
4. A single longitudinal axial flow threshing mechanism according to claim 3, characterized in that the first intermediate shaft (5) is mounted at the upper end of the threshing frame (1) and is positioned in the middle of the threshing frame (1) corresponding to the front-rear direction, the power input wheel (51) is coaxially mounted at the left end of the first intermediate shaft (5), and the engine power output wheel (6) is in transmission connection with the power input wheel (51) through a first belt (81).
5. A single longitudinal axial flow threshing mechanism according to claim 3, characterized by further comprising a second intermediate shaft (7), wherein the second intermediate shaft (7) is horizontally arranged along the left-right direction and is rotatably arranged at the upper end of the threshing frame (1), the second intermediate shaft (7) is positioned in front of or behind the engine power output wheel (6), two ends of the second intermediate shaft (7) are respectively and coaxially provided with a transition driving wheel (71), the first intermediate shaft (5) is positioned below the threshing cylinder, the power input wheel (51) is coaxially and fixedly arranged at the right end of the first intermediate shaft (5), the power input wheel (51) is in driving connection with the transition driving wheel (71) at the corresponding side through a second belt (82), and the engine power output wheel (6) is in driving connection with the transition driving wheel (71) at the corresponding side through a third belt (83).
6. The single longitudinal axial flow threshing mechanism according to any one of claims 1-5, characterized in that the stepless speed change mechanism (3) comprises a stepless speed change driven wheel (31), a stepless speed change driving wheel (32) and a transmission belt (33), wherein the stepless speed change driven wheel (31) and the stepless speed change driving wheel (32) are rotatably arranged on the corresponding sides of the threshing frame and are distributed at intervals along the front-back direction, the stepless speed change driven wheel (31) and the stepless speed change driving wheel (32) are in transmission connection through the transmission belt (33), a mandrel of the stepless speed change driven wheel (31) is in transmission connection with a power input end of the roller transmission box (2), and the mandrel of the stepless speed change driving wheel (32) is rotatably connected with the threshing frame (1) and forms a power input shaft of the stepless speed change mechanism (3).
7. Single longitudinal axial flow threshing mechanism according to any one of claims 2-5, characterized in that it further comprises a shredder driving wheel (4) coaxially and fixedly mounted on the other side of the first intermediate shaft (5), said shredder driving wheel (4) being in driving connection with the power input of the shredder by means of a belt.
8. Harvester, characterized by comprising a single longitudinal axial flow threshing mechanism according to any one of claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320092402.3U CN220441372U (en) | 2023-01-31 | 2023-01-31 | Single longitudinal axial flow threshing mechanism and harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320092402.3U CN220441372U (en) | 2023-01-31 | 2023-01-31 | Single longitudinal axial flow threshing mechanism and harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220441372U true CN220441372U (en) | 2024-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320092402.3U Active CN220441372U (en) | 2023-01-31 | 2023-01-31 | Single longitudinal axial flow threshing mechanism and harvester |
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| Country | Link |
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| CN (1) | CN220441372U (en) |
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2023
- 2023-01-31 CN CN202320092402.3U patent/CN220441372U/en active Active
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