CN216451954U - Corn harvester transmission and corn harvester - Google Patents
Corn harvester transmission and corn harvester Download PDFInfo
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- CN216451954U CN216451954U CN202122575472.8U CN202122575472U CN216451954U CN 216451954 U CN216451954 U CN 216451954U CN 202122575472 U CN202122575472 U CN 202122575472U CN 216451954 U CN216451954 U CN 216451954U
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Abstract
The utility model provides a transmission device of a corn harvester, which comprises a transmission part connected with a power output shaft, wherein the transmission part comprises a first transmission part and a second transmission part, the first transmission part is in transmission connection with a first wheel through a belt or a chain, and the second transmission part is in transmission connection with a second wheel through the belt or the chain; the first wheel is in transmission connection with the walking part, the second wheel is in transmission connection with the working part, and the diameter of the second wheel is larger than that of the second transmission part. The transmission device of the utility model transmits to the walking part through the first transmission part, the belt or chain structure and the first wheel of the transmission part, and transmits to the operation part through the second transmission part, the belt or chain structure and the second wheel of the transmission part, so as to realize the work of the walking part and the operation part; the diameter of the second wheel is larger than that of the second transmission part, so that the speed reduction effect is achieved, the rotation speed of the operation part, particularly the peeling mechanism of the operation part, is reduced, and the corn kernel falling problem in the peeling process is avoided.
Description
Technical Field
The utility model relates to the technical field of agricultural machinery, in particular to a transmission device of a corn harvester and the corn harvester.
Background
With the continuous development of agricultural mechanization, the corn harvester has the characteristics of high harvesting efficiency, labor saving and the like, and becomes indispensable mechanical equipment in agricultural production of corn harvesting. The existing corn harvester usually comprises a power device, a walking part and an operation part, wherein the power device transmits power to the walking part and the operation part so as to enable the corn harvester to walk and operate (the operation part can be a snapping mechanism assembly, a cutting knife assembly and a snapping and peeling mechanism assembly in Chinese patent CN 202023349301.5). The power device of the existing corn harvester is generally in transmission connection with a first transmission mechanism, the first transmission mechanism is composed of a chain, a pinion and a bull gear, the first transmission mechanism plays a transmission role on one hand, and on the other hand, the pinion drives the bull gear to realize speed reduction. However, when the corn harvester is driven to the operation part and the walking part by the large gear, because of the size and assembly problems of the corn harvester, the bearing gear for bearing the power transmitted by the large gear is often smaller than the large gear, so that the speed is accelerated, and then the operation part runs at a high speed, particularly the peeling mechanism of the operation part rotates at a high speed, and corn kernels are easy to fall off in the peeling process.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model aims to provide a transmission device of a corn harvester and the corn harvester.
In one aspect, the utility model provides a transmission device of a corn harvester, which comprises a transmission part connected with a power output shaft, wherein the transmission part comprises a first transmission part and a second transmission part, the first transmission part is in transmission connection with a first wheel through a belt or a chain, and the second transmission part is in transmission connection with a second wheel through the belt or the chain; the first wheel is in transmission connection with the walking part, the second wheel is in transmission connection with the operation part, and the diameter of the second wheel is larger than that of the second transmission part.
Compared with the prior art, the utility model has the following beneficial effects: the transmission device of the utility model transmits to the walking part through the first transmission part, the belt or chain structure and the first wheel of the transmission part, and transmits to the operation part through the second transmission part, the belt or chain structure and the second wheel of the transmission part, so as to realize the work of the walking part and the operation part; the diameter of the second wheel is larger than that of the second transmission part, so that a speed reduction effect is achieved, the rotation speed of the operation part, particularly a peeling mechanism of the operation part, is reduced, and the corn kernel falling problem in the peeling process is avoided; compared with the prior art, a first transmission mechanism is omitted, the operation part and the walking part respectively obtain power through transmission parts, the problem that the carrying gear cannot be made larger than a large gear due to the fact that the size of the corn harvester and the assembly problem caused by the first transmission mechanism are avoided, the problem that the carrying gear cannot be made large and is accelerated is solved, the peeling mechanism of the operation part rotates at a high speed, and the problem that corn kernels fall off easily in the peeling process is solved.
In some embodiments of the present invention, the first transmission part and the second transmission part are of a multi-grooved wheel structure, and the first wheel and the second wheel are multi-grooved wheels; the multi-grooved wheel structure of the first transmission part and/or the second transmission part comprises at least two grooves, and the number of the grooves of the first wheel and the second wheel is respectively the same as that of the first transmission part and that of the second transmission part; the first transmission part is connected with the first wheel through at least two belts in a transmission manner and/or the second transmission part is connected with the second wheel through at least two belts in a transmission manner.
The further technical scheme has the advantages that the first transmission part and the second transmission part are of a multi-grooved-wheel structure, the first wheel and the second wheel are of multi-grooved wheels, the multi-grooved wheels are of a structure with protrusions and depressions alternating, and grooves are formed in the depressions, so that the belt is convenient to mount and transmit, and the belt can be prevented from deviating due to separation from the grooves; when the number of the grooves is at least two, the number of the belts installed through the grooves is also two, so that the stability of transmission can be improved.
In some embodiments of the utility model, the first transmission portion, the second transmission portion, the first wheel, and the second wheel each comprise a plurality of sprockets; the number of the chain wheels of the first transmission part and/or the second transmission part is at least two, and the number of the chain wheels of the first wheel and the second wheel is respectively the same as that of the first transmission part and that of the second transmission part; the first transmission part is in transmission connection with the first wheel through at least two chains and/or the second transmission part is in transmission connection with the second wheel through at least two chains.
Adopt above-mentioned further technical scheme's beneficial effect to lie in, first transmission portion, second transmission portion, first wheel, second wheel all include a plurality of sprockets, many chains of a plurality of sprocket mountable, especially when first transmission portion, second transmission portion, first wheel, second wheel all include at least two sprockets, first transmission portion is two with first round driven chain, second transmission portion is with second round driven chain figure, increase transmission stability on the one hand, on the other hand transmission structure is simple relatively.
In some embodiments of the utility model, the output end of the power output shaft is provided with a power clutch disc, and the transmission member is connected with the power clutch disc.
The power clutch disc has the advantages that power is conveniently cut off and transmitted by the power clutch disc, and power transmission and cutting off of the transmission part are effectively controlled.
In some embodiments of the utility model, the transmission member includes a first connecting portion, and the transmission member is connected to the power clutch disc through the first connecting portion.
Adopt above-mentioned further technical scheme's beneficial effect to lie in, the driving medium passes through first connecting portion and connects power clutch disc, makes things convenient for driving medium and power clutch disc's firm connection.
In some embodiments of the utility model, the transmission device of the corn harvester further comprises a gearbox arranged along the width direction of the corn harvester, one end of the gearbox is in transmission connection with the second wheel, and the other end of the gearbox is in transmission connection with the third transmission part; the second wheel is in transmission connection with the working part through a third transmission part.
Adopt above-mentioned further technical scheme's beneficial effect to lie in, the gearbox is arranged along maize picker width direction for some of transmission is located maize picker's left side, and another part is located maize picker's right side, avoids appearing maize picker because of transmission arranges the problem that arouses the focus skew in the unilateral, and stability is high.
In some embodiments of the utility model, the third transmission part comprises a third wheel and a fourth wheel, the third wheel is in transmission connection with a fifth wheel through a belt or a chain, and the fifth wheel is in transmission connection with the ear picking mechanism and the stalk crushing mechanism of the working part; the fourth wheel is connected with a sixth wheel through a belt or a chain in a transmission manner, and the sixth wheel is connected with the peeling mechanism of the working part in a transmission manner.
The ear picking mechanism, the stalk crushing mechanism and the bark peeling mechanism are operated by the transmission of a third wheel, a belt or chain structure, a fifth wheel-direction ear picking mechanism and the stalk crushing mechanism of the third transmission part and the transmission of a fourth wheel, a belt or chain structure and a sixth wheel-direction bark peeling mechanism of the third transmission part; in addition, the driving mode is convenient for the reasonable arrangement of the positions of the ear picking mechanism, the stalk crushing mechanism and the peeling mechanism, and is beneficial to reducing the volume of the corn harvester and realizing the compactness of the whole structure.
In some embodiments of the utility model, the diameter of the sixth wheel is greater than the diameter of the fourth wheel.
The beneficial effect who adopts above-mentioned further technical scheme lies in, the sixth wheel is greater than the diameter of fourth wheel to the peeling mechanism transmission of work portion, and the diameter of sixth wheel can realize the second grade speed reduction under the condition that the diameter of second wheel is greater than the diameter of second drive portion and slow down, further reduces peeling mechanism rotation rate, further avoids peeling off the in-process kernel of corn to drop.
In some embodiments of the utility model, the fifth wheel is in transmission connection with a reversing mechanism, the reversing mechanism comprises a first output shaft and a second output shaft, the fifth wheel is in transmission connection with the ear picking mechanism of the working part through the first output shaft, and the fifth wheel is in transmission connection with the rod crushing mechanism of the working part through the second output shaft.
The beneficial effects of adopting above-mentioned further technical scheme lie in, the reversing mechanism is connected in the fifth round transmission, and the reversing mechanism includes first output shaft and second output shaft, and accessible first output shaft, second output shaft are respectively to the ear of grain picking mechanism, the transmission of garrulous pole mechanism of work portion, realize the operation of ear picking mechanism, garrulous pole mechanism on the one hand, and on the other hand reversing mechanism changes the direction of power transmission, makes things convenient for the rational arrangement of ear picking mechanism, garrulous pole mechanism position.
In another aspect, the utility model also provides a corn harvester, which comprises the transmission device of the corn harvester.
Compared with the prior art, the utility model has the following beneficial effects: the corn harvester comprises the corn harvester transmission device, the rotation speed of the peeling mechanism of the operation part is low, and the problem of corn kernel falling off in the peeling process is avoided; in addition, the positions of the ear picking mechanism, the stalk crushing mechanism and the peeling mechanism can be matched with the transmission device of the corn harvester for reasonable arrangement, so that the volume of the corn harvester is favorably reduced, the compactness of the whole structure is realized, and the whole stability of the corn harvester can be ensured.
Drawings
In order to more clearly illustrate the technical solution in the embodiment of the present invention, the drawings required to be used in the embodiment of the present invention will be described below.
FIG. 1 is a schematic structural diagram of a transmission device of a corn harvester according to an embodiment of the utility model.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the following detailed description of various aspects of the present invention is provided with specific examples, which are only used for illustrating the present invention and do not limit the scope and spirit of the present invention.
The embodiment provides a transmission device of a corn harvester. Fig. 1 shows a schematic structural diagram of a transmission device of the corn harvester of the embodiment.
As shown in fig. 1, the transmission device of the corn harvester of the present embodiment includes a transmission member 2 connected to a power output shaft 1, the transmission member 2 includes a first transmission portion 21 and a second transmission portion 22, the first transmission portion 21 is connected to the first wheel 3 through a belt or a chain, and the second transmission portion 22 is connected to the second wheel 4 through a belt or a chain. The first wheel 3 is in transmission connection with the walking part (not shown in the figure), the second wheel 4 is in transmission connection with the working part, and the diameter of the second wheel 4 is larger than that of the second transmission part 22. In the present embodiment, the power output shaft 1 is an output shaft of a power plant 100 (such as an engine). In this embodiment, the transmission connection mode of the first wheel 3 and the walking part is not limited, and those skilled in the art can reasonably set the transmission connection mode according to actual requirements.
In this embodiment, preferably, as shown in fig. 1, the first transmission part 21 and the second transmission part 22 are of a multi-sheave structure, and the first wheel 3 and the second wheel 4 are multi-sheaves. In this embodiment, the multi-grooved structure represents a structure in which protrusions alternate with recesses, the recesses forming grooves for mounting a belt. In this embodiment, preferably, the multi-grooved pulley structure of the first transmission part and/or the second transmission part includes at least two grooves, the number of the grooves of the first pulley and the second pulley is the same as that of the first transmission part and the second transmission part, respectively, and the first transmission part is connected with the first pulley and/or the second transmission part through at least two belts, and is connected with the second pulley through at least two belts. In this embodiment, preferably, as shown in fig. 1, the multiple-grooved pulley structure of the first transmission portion 21 and the second transmission portion 22 includes two grooves, the number of the grooves of the first wheel 3 and the second wheel 4 is two, the first transmission portion 21 is connected to the first wheel 3 through two belts, and the second transmission portion 22 is connected to the second wheel 4 through two belts. In this embodiment, the structures of the first transmission portion, the second transmission portion, the first wheel and the second wheel include but are not limited to these structures, and those skilled in the art can perform actual settings as required, for example, the first transmission portion, the second transmission portion, the first wheel and the second wheel of this embodiment may also be a single pulley structure or a sprocket structure, during transmission, the first transmission portion and the first wheel transmit through a single belt or chain, the second transmission portion and the second wheel also transmit through a single belt or chain, and for another example, the first transmission portion, the second transmission portion, the first wheel and the second wheel of this embodiment may also each include a plurality of sprockets; the number of the chain wheels of the first transmission part and/or the second transmission part is at least two, and the number of the chain wheels of the first wheel and the second wheel is respectively the same as that of the first transmission part and that of the second transmission part; the first transmission part is in transmission connection with the first wheel through at least two chains and/or the second transmission part is in transmission connection with the second wheel through at least two chains.
In the present embodiment, as shown in fig. 1, the output end of the power output shaft 1 is provided with a power clutch plate 11, and the transmission member 2 is connected with the power clutch plate 11. In the present embodiment, the structure of the power clutch 11 is not limited as long as it can block or transmit power from the power unit 100. In the present embodiment, the transmission member 2 includes a first connection portion 23, and the transmission member 2 is connected to the power clutch plate 11 through the first connection portion 23.
In this embodiment, as shown in fig. 1, the transmission device of the corn harvester further comprises a gearbox 5. The gearbox 5 is arranged along the width direction of the corn harvester, one end of the gearbox 5 is in transmission connection with the second wheel 4, and the other end of the gearbox 5 is in transmission connection with the third transmission part 6; the second wheel 4 is in transmission connection with the working part through a third transmission part 6.
In the present embodiment, as shown in fig. 1, the third transmission portion 6 includes a third wheel 61 and a fourth wheel 62. The third wheel 61 is connected with a fifth wheel 7 through a belt or a chain, and the fifth wheel 7 is connected with the ear picking mechanism 200 and the stalk crushing mechanism 300 of the working part in a transmission way. The fourth wheel 62 is in transmission connection with the sixth wheel 8 through a belt or a chain, and the sixth wheel 8 is in transmission connection with the peeling mechanism 400 of the working part.
In this embodiment, the diameter of the sixth wheel 8 is larger than the diameter of the fourth wheel 62. The sixth wheel can transmit power to the peeling mechanism 400 of the working part through the cooperation of a plurality of driving wheels, belts or chains as shown in fig. 1. In this embodiment, the structural arrangement between the sixth wheel 8 and the peeling mechanism 400 of the working part is not limited, and those skilled in the art can make reasonable selection according to the actual volume of the corn harvester, the arrangement of the positions of the mechanisms, and the like.
In the present embodiment, the fifth wheel 7 is drivingly connected with the reversing mechanism 9. The reversing mechanism 9 comprises a first output shaft 91 and a second output shaft 92, the fifth wheel 7 is in transmission connection with the ear picking mechanism 200 of the working part through the first output shaft 91, and the fifth wheel 7 is in transmission connection with the rod crushing mechanism 300 of the working part through the second output shaft 92. In the present embodiment, the structural arrangement between the second output shaft 92 and the stalk breaking mechanism 300 of the working part is not limited, and those skilled in the art can make reasonable selection according to the actual volume of the corn harvester, the arrangement of the mechanism positions, etc., for example, as shown in fig. 1, power can be transmitted to the stalk breaking mechanism 300 of the working part through the cooperation of a driving wheel, a belt or a chain.
The working process of the transmission device of the corn harvester of the embodiment is as follows: the power device 100 is started, the power clutch disc 11 is controlled to transmit power, the transmission part 2 rotates to drive the first wheel 3 and the second wheel 4 to rotate, the first wheel 3 drives the walking part, the second wheel 4 drives the third transmission part 6 through the gearbox 5, the third transmission part 6 respectively transmits power to the fifth wheel 7 and the sixth wheel 8, the sixth wheel 8 transmits power to the peeling mechanism 400 of the working part through a plurality of transmission wheels, belts or chain structures, and the fifth wheel 7 respectively transmits power to the ear picking mechanism 200 of the working part and the rod crushing mechanism 300 of the working part through the reversing mechanism 9.
The present embodiment also provides a corn harvester comprising the corn harvester transmission of the present embodiment.
The present invention has been described in conjunction with specific embodiments which are intended to be exemplary only and are not intended to limit the scope of the utility model, which is to be given the full breadth of the appended claims and any and all modifications, variations or alterations that may occur to those skilled in the art without departing from the spirit of the utility model. Therefore, various equivalent changes made according to the present invention still fall within the scope covered by the present invention.
Claims (10)
1. A transmission device of a corn harvester is characterized by comprising a transmission part connected with a power output shaft,
the transmission part comprises a first transmission part and a second transmission part, the first transmission part is in transmission connection with the first wheel through a belt or a chain, and the second transmission part is in transmission connection with the second wheel through the belt or the chain;
the first wheel is in transmission connection with the walking part, the second wheel is in transmission connection with the operation part, and the diameter of the second wheel is larger than that of the second transmission part.
2. The transmission device of a corn harvester as in claim 1, wherein the first transmission part and the second transmission part are of a multi-grooved wheel structure, and the first wheel and the second wheel are multi-grooved wheels;
the multi-grooved wheel structure of the first transmission part and/or the second transmission part comprises at least two grooves, and the number of the grooves of the first wheel and the second wheel is respectively the same as that of the first transmission part and that of the second transmission part;
the first transmission part is connected with the first wheel through at least two belts in a transmission manner and/or the second transmission part is connected with the second wheel through at least two belts in a transmission manner.
3. The corn harvester transmission of claim 1, wherein the first transmission, the second transmission, the first wheel, and the second wheel each comprise a plurality of sprockets;
the number of the chain wheels of the first transmission part and/or the second transmission part is at least two, and the number of the chain wheels of the first wheel and the second wheel is respectively the same as that of the first transmission part and that of the second transmission part;
the first transmission part is in transmission connection with the first wheel through at least two chains and/or the second transmission part is in transmission connection with the second wheel through at least two chains.
4. The corn harvester transmission of claim 1, wherein the output end of the power output shaft is provided with a power clutch disc, and the transmission member is connected with the power clutch disc.
5. The corn harvester transmission of claim 4, wherein the transmission member includes a first coupling portion by which the transmission member is coupled to the power clutch plate.
6. The corn harvester transmission of claim 1, further comprising a gearbox,
the gearbox is arranged along the width direction of the corn harvester, one end of the gearbox is in transmission connection with the second wheel, and the other end of the gearbox is in transmission connection with the third transmission part; the second wheel is in transmission connection with the working part through a third transmission part.
7. The corn harvester transmission of claim 6, wherein the third transmission comprises a third wheel and a fourth wheel,
the third wheel is in transmission connection with a fifth wheel through a belt or a chain, and the fifth wheel is in transmission connection with the ear picking mechanism and the rod crushing mechanism of the working part;
the fourth wheel is connected with a sixth wheel through a belt or a chain in a transmission manner, and the sixth wheel is connected with the peeling mechanism of the working part in a transmission manner.
8. The corn harvester transmission of claim 7, wherein the sixth wheel has a diameter greater than a diameter of the fourth wheel.
9. The corn harvester transmission of claim 7, wherein the fifth wheel is drivingly connected to a reversing mechanism, the reversing mechanism including a first output shaft and a second output shaft, the fifth wheel being drivingly connected to the ear picking mechanism of the working section via the first output shaft, and the fifth wheel being drivingly connected to the stalk breaking mechanism of the working section via the second output shaft.
10. A corn harvester, characterized in that the corn harvester comprises a corn harvester transmission according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122575472.8U CN216451954U (en) | 2021-10-26 | 2021-10-26 | Corn harvester transmission and corn harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122575472.8U CN216451954U (en) | 2021-10-26 | 2021-10-26 | Corn harvester transmission and corn harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216451954U true CN216451954U (en) | 2022-05-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122575472.8U Active CN216451954U (en) | 2021-10-26 | 2021-10-26 | Corn harvester transmission and corn harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216451954U (en) |
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2021
- 2021-10-26 CN CN202122575472.8U patent/CN216451954U/en active Active
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