CN206506890U - A kind of transmission system of grain combine - Google Patents
A kind of transmission system of grain combine Download PDFInfo
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- CN206506890U CN206506890U CN201720038068.8U CN201720038068U CN206506890U CN 206506890 U CN206506890 U CN 206506890U CN 201720038068 U CN201720038068 U CN 201720038068U CN 206506890 U CN206506890 U CN 206506890U
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 193
- 238000004140 cleaning Methods 0.000 claims abstract description 61
- 238000007599 discharging Methods 0.000 claims description 30
- 244000025254 Cannabis sativa Species 0.000 claims description 29
- 230000008859 change Effects 0.000 claims description 17
- 239000012535 impurity Substances 0.000 claims description 15
- 238000005520 cutting process Methods 0.000 claims description 13
- 230000007246 mechanism Effects 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000009826 distribution Methods 0.000 description 6
- 239000010902 straw Substances 0.000 description 5
- 230000007704 transition Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003306 harvesting Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
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Abstract
Disclose a kind of transmission system of grain combine.Running System, shelling system and unloading system are arranged to three independent drive subsystems by the utility model, and transmission level is few, drive line is clear, is easy to rapidly removing faults, and non-interference；Cleaning plant input shaft, miscellaneous remaining conveying device input shaft, blower fan input shaft are integrated to and clean semiaxis, hence it is evident that power transmission shaft/band (chain) wheel group/belt (chain) quantity is reduced, drive mechanism is simple, and cost is low；It is to be placed on the right side of body that prominent disengaging, which will be consumed, and cleaned, and the transmission of body left and right sides power is distributed average, reliability is high；Using flat key and clamping hoop type rim joint transmission wheel and power transmission shaft, easy disassembly is safeguarded and fabricated.Transmission system of the present utility model is applied to the Poewr transmission mechanism of big-and-middle-sized self-propelled pair of longitudinal axial flow whole-feeding combine harvester, with arrangement is simple, highly reliable, easily operated, dismounting is easy to maintenance, manufacture and the low advantage of cost of serving.
Description
Technical Field
The utility model belongs to the technical field of agricultural machine technique and specifically relates to a transmission system of grain combine.
Background
The following description is made of the related art of the present invention, but these descriptions do not necessarily constitute the prior art of the present invention.
The operation process of the existing full-feeding grain combine harvester is as follows: the harvester runs in the field at the operation speed, the straw with grains is cut off by the harvesting device, the straw is fed into the threshing and separating device by the feeding device for threshing and separating, the threshed straw mixture is cleaned by the cleaning device, the cleaned material is divided into three parts, one part of the three parts is impurity (including straws, chaffs and the like), the impurity is conveyed to the threshing device for secondary circulation by the impurity collecting and conveying system, the other part is straws which are discharged out of the harvester body, the other part is clean grains which are conveyed to a grain bin for storage by the grain collecting and conveying system, and when the grain bin is full, the grains are discharged to a grain conveying vehicle and other conveying equipment, so that the harvesting operation flow is completed; as the whole-feeding grain combine harvester needs to simultaneously complete multiple functions of walking, cutting, feeding, threshing and separating, cleaning, conveying, grain unloading and the like, the power of all the operation devices is from the engine and drives the corresponding devices to work through various power transmission mechanisms; the power transmission mechanism has the conditions of complex transmission, low transmission efficiency, excessive transmission levels and inconvenient disassembly and assembly and maintenance.
The Chinese patent with the application number of 201320261491.6 discloses a power transmission mechanism of a combine harvester, which comprises a power output shaft, a main transition shaft, a walking stepless speed change wheel shaft, a roller transmission gear box input shaft and a grass discharging wheel shaft, wherein the power output shaft is connected with the main transition shaft through a belt to transmit power, and the power output shaft is connected with the walking stepless speed change wheel shaft, the main transition shaft is connected with the grass discharging wheel shaft, and the grass discharging wheel shaft is connected with the roller transmission gear box input shaft through the belt to transmit power. The drawings are more clearly seen in conjunction with the description of the embodiments:
1. the feeding device transmission, the threshing device transmission, the cleaning device transmission, the walking device transmission and the transitional transmission of a grain unloading system are respectively arranged on one side, the transmission, the grain unloading transmission and the fan transmission of the conveying device are only arranged on the other side, the conveying device and the grain unloading device only consume less than 10% of the power of the whole machine, the left side and the right side of the arrangement are not uniformly distributed, the stress of the machine body is concentrated on one side, and the long-time reliable use of the whole machine is not facilitated;
2. the main transition shaft receives the power transmitted by the power output shaft at one side and respectively transmits the power to the grass discharging wheel shaft, the middle transmission shaft and the bridge upper shaft at the side, the four-layer transmission is realized, the four-layer transmission is belt transmission, and if the transmission belt/wheel arranged at the innermost side needs to be maintained, the three-layer transmission at the outer side needs to be removed, so that the operation is extremely inconvenient, time-consuming and labor-consuming; and the input shaft of the walking gearbox, the cleaning transmission shaft and the intermediate transmission shaft are shielded mutually, if the intermediate transmission shaft needs to be dismantled, the input shaft of the walking gearbox and the cleaning transmission shaft on the outer side of the intermediate transmission shaft need to be dismantled at the same time, which is very inconvenient;
3. the power transmission distribution is complex, the speed reduction and then the speed increase occur, and the transmission line is fuzzy.
SUMMERY OF THE UTILITY MODEL
In order to solve one or more problems existing in the prior art, the utility model provides a transmission system of grain combine, transmission structure is simple reliable, the transmission level is less, power distribution is reasonable, control the side transmission distribution more even, the dismouting of being convenient for is maintained.
According to the utility model discloses a grain combine's transmission system, include: the power output shaft, the main shaft and the walking stepless speed change wheel are arranged on the left side of the whole machine; wherein,
the power output shaft is arranged on the left side of the whole machine, and three transmission wheel groove groups are arranged on the power output shaft;
a first transmission wheel groove group on the power output shaft is connected with a transmission wheel groove group on the walking stepless speed change wheel, and the other transmission wheel groove group on the walking stepless speed change wheel is connected with the input shaft of the walking device; the power output shaft transmits power to the input shaft of the walking device through the walking stepless speed change wheel to drive the whole machine to realize the walking function;
the second transmission wheel groove group on the power output shaft is connected with the grain unloading half shaft, and the power output shaft transmits power to the input shaft of the grain unloading device through the grain unloading half shaft to drive the grain unloading device to realize the grain unloading function;
the third transmission wheel groove group on the power output shaft is connected with the main shaft, and the power output shaft transmits power to the cutting and feeding device through the main shaft to realize the cutting and feeding functions, the threshing and separating device to realize the threshing and separating and grass discharging functions, the cleaning device to realize the cleaning function and the conveying device to realize the conveying function.
Preferably, the main shaft is a through shaft for transmitting power from the left side of the whole machine to the right side of the whole machine; the left end and the right end of the main shaft are respectively provided with two transmission wheel groove groups;
the first transmission wheel groove group at the left end of the main shaft is connected with the power output shaft and used for receiving power transmitted by the power output shaft;
the second transmission wheel groove group at the left end of the main shaft is connected with an input shaft of the feeding device and is used for transmitting power to the cutting and feeding device;
a first transmission wheel groove group at the right end of the main shaft is connected with the grass discharging wheel shaft and is used for transmitting power to the threshing and separating device;
and a second transmission wheel groove group at the right end of the main shaft is connected with a cleaning half shaft and used for transmitting power to the cleaning device and the conveying device.
Preferably, four driving wheel groove groups are arranged on the cleaning half shaft;
the first transmission wheel groove group on the cleaning half shaft is connected with the main shaft and used for receiving power transmitted by the main shaft;
the second transmission wheel groove group on the cleaning half shaft is connected with an input shaft of the seed conveying device and is used for transmitting power to the conveying device;
the third transmission wheel groove group on the cleaning half shaft is connected with the input shaft of the fan and used for transmitting power to the fan of the cleaning device;
and a fourth transmission wheel groove group on the cleaning half shaft is connected with an input shaft of the cleaning device and used for transmitting power to equipment except the fan in the cleaning device.
Preferably, the input shaft of the seed conveying device is a through shaft, a spiral auger blade is arranged in the middle of the through shaft, and a transmission wheel groove group is respectively arranged at the left end and the right end of the through shaft;
the transmission wheel groove at the left end of the input shaft of the grain conveying device is connected with the cleaning half shaft and used for receiving power transmitted by the cleaning half shaft;
the transmission wheel groove at the right end of the input shaft of the seed conveying device is connected with the input shaft of the impurity conveying device, and the input shaft of the impurity conveying device is provided with a spiral auger blade.
Preferably, the grass discharging wheel shaft is a through shaft, the middle of the grass discharging wheel shaft is provided with a grass discharging wheel, and the left end and the right end of the grass discharging wheel shaft are respectively provided with a transmission wheel groove group;
the transmission wheel groove at the left end of the grass discharging wheel shaft is connected with an input shaft of the threshing device and is used for transmitting power to the threshing and separating device;
the transmission wheel groove at the right end of the grass discharging wheel shaft is connected with the main shaft and used for receiving power transmitted by the main shaft.
Preferably, the input shaft of the threshing device is a main shaft of a left transmission box of the threshing cylinder, an output shaft I of the left transmission box transmits power to the threshing cylinder I, an output shaft II of the left transmission box transmits power to a right transmission box of the threshing cylinder, and an output shaft of the right transmission box transmits power to the threshing cylinder II.
Preferably, the grain unloading device input shaft comprises: an input shaft I of the grain unloading device and an input shaft II of the grain unloading device; two transmission wheel groove groups are arranged on the grain unloading half shaft, wherein one transmission wheel groove group is connected with the power output shaft and used for receiving power transmitted by the power output shaft; the other group is connected with the input shaft I of the grain unloading device and the input shaft II of the grain unloading device in series.
Preferably, the transmission wheel groove group is a transmission belt wheel groove group or a transmission chain wheel groove group.
Preferably, the driving wheels in the driving wheel groove group are connected with the corresponding driving shafts through hub clamping type wheel hoops;
a boss is arranged on the outer side of the clamp type wheel band, a notch is arranged on the inner side of the driving wheel, and a seam allowance is formed between the boss and the notch; the outer side of the clamp type wheel hoop is connected with a driving wheel in the driving wheel groove group through at least one thread type fastener group I and a spigot;
the inner side of the hub clamping type wheel band is connected with the transmission shaft through a flat key, and the end part of the hub clamping type wheel band is connected with the transmission shaft through a threaded fastener group II.
Preferably, power is transmitted between the first transmission wheel groove group at the left end of the main shaft and the power output shaft, between the second transmission wheel groove group at the left end of the main shaft and the input shaft of the feeding device, and between the grain unloading half shaft and the power output shaft through a V belt, and a belt clutch is arranged on the V belt.
The utility model has the advantages that the walking system, the threshing system and the grain unloading system are arranged into three independent transmission subsystems, so that the transmission levels are few, the transmission lines are clear, the fault can be conveniently and rapidly eliminated, and the three independent transmission subsystems are not interfered with each other; the input shaft of the cleaning device, the input shaft of the impurity conveying device and the input shaft of the fan are integrated to the cleaning half shaft, so that the number of transmission shafts/belt (chain) wheel sets/belts (chains) is obviously reduced, the transmission structure is simplified, and the cost is reduced; the separation and cleaning system with the largest power consumption is arranged on the right side of the machine body, so that the power transmission distribution on the left side and the right side of the machine body is more even, and the reliability of the whole machine is improved. In addition, the driving wheel and the transmission shaft are connected by using a flat key and a clamp type wheel band, so that the assembly, disassembly and maintenance as well as the serialized and generalized processing and manufacturing are facilitated. The utility model discloses a transmission system is applicable to big-and-middle-sized self-propelled two power transmission mechanism who indulges axial compressor full-feeding combine, has and arranges advantages such as simple, strong reliability, easily operation, dismouting maintenance convenience, manufacturing and service cost low.
Drawings
The features and advantages of the present invention will become more readily appreciated from the detailed description section provided below with reference to the drawings, in which:
FIG. 1 is a schematic view of the power transmission principle of the power transmission system according to the preferred embodiment of the present invention;
FIG. 2 is a schematic diagram of the left side power transmission of the power transmission system in the preferred embodiment of the present invention;
FIG. 3 is a schematic diagram of the power transmission between the input shaft of the impurity transporting device and the output side of the seed transporting device according to the present invention;
FIG. 4 is a schematic view of the power transmission between the input shaft and the output side of the grass discharging wheel shaft of the threshing and separating device of the present invention;
FIG. 5 is a right side power transmission schematic view of the power transmission system of the preferred embodiment of the present invention;
FIG. 6 is a front view of the driving wheel and the corresponding driving shaft in the preferred embodiment of the present invention;
fig. 7 is a sectional view of the driving wheel and the corresponding driving shaft in the preferred embodiment of the present invention.
In the figure, 1, a power output shaft; 2. unloading the semi-axis of grain; 3. a main shaft; 4. an input shaft I of the grain unloading device; 5. an input shaft II of the grain unloading device; 6. a feeding device input shaft; 7. a cutting device input shaft; 8. a running gear input shaft; 9. a traveling stepless speed change wheel; 10. an input shaft of the impurity conveying device; 11. an input shaft of the threshing and separating device; 12. a grass discharging wheel shaft; 13. a cleaning half shaft, 14 and an input shaft of a cleaning device; 15. a fan input shaft; 16. a kernel conveying device input shaft; 12', the output side of the grass discharging wheel shaft; 16', the output side of the kernel conveying device; 3', the output side of the main shaft; 21. a driving wheel; 22. a drive shaft; 23. a hub clamping type wheel band; 24. a threaded fastener group I; 25. a threaded fastener group II; 26. a flat bond.
Detailed Description
Exemplary embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The description of the exemplary embodiments is for purposes of illustration only and is not intended to limit the invention, its application, or uses.
As shown in fig. 2-5, the transmission system of the grain combine of the present invention comprises: a power output shaft 1 arranged on the left side of the whole machine, a main shaft 3 and a traveling stepless speed change wheel 9. The power output shaft 1 is arranged on the left side of the whole machine, and three transmission wheel groove groups are arranged on the power output shaft:
a first transmission wheel groove group on the power output shaft 1 is connected with a transmission wheel groove group on the walking stepless speed change wheel 9, and the other transmission wheel groove group on the walking stepless speed change wheel 9 is connected with the input shaft 8 of the walking device; the power output shaft 1 transmits power to the input shaft 8 of the walking device through the walking stepless speed change wheel 9 to drive the whole machine to realize the walking function;
a second transmission wheel groove group on the power output shaft 1 is connected with the grain unloading half shaft 2, and the power output shaft 1 transmits power to the input shaft of the grain unloading device through the grain unloading half shaft 2 to drive the grain unloading device to realize the grain unloading function;
the third transmission wheel groove group on the power output shaft 1 is connected with the main shaft 3, and the power output shaft 1 transmits power to the cutting and feeding device through the main shaft 3 to realize the cutting and feeding functions, the threshing and separating device to realize the threshing and separating and grass discharging functions, the cleaning device to realize the cleaning function and the conveying device to realize the conveying function.
Fig. 1 shows a schematic power transmission principle diagram of a power transmission system in a preferred embodiment of the present invention. The walking system, the threshing system and the grain unloading system are arranged into three independent transmission subsystems, so that the transmission levels are few, the transmission lines are clear, the rapid troubleshooting is convenient, and the three independent transmission subsystems are not interfered with each other.
In the use process of the grain combine, the power consumed by the walking system, the grain unloading system and the threshing system is different, and in order to enable the power distribution on the left side and the right side of the complete machine to be uniform, in some embodiments, the main shaft 3 is a through shaft for transmitting the power from the left side of the complete machine to the right side of the complete machine; the left end and the right end of the main shaft 3 are respectively provided with two transmission wheel groove groups; a first transmission wheel groove group at the left end of the main shaft 3 is connected with the power output shaft 1 and used for receiving power transmitted by the power output shaft 1; the second transmission wheel groove group at the left end of the main shaft 3 is connected with an input shaft 6 of the feeding device and is used for transmitting power to the cutting and feeding device; a first transmission wheel groove group at the right end of the main shaft 3 is connected with a grass discharging wheel shaft 12 and is used for transmitting power to the threshing and separating device; the second transmission wheel groove group at the right end of the main shaft 3 is connected with a cleaning half shaft 13 and used for transmitting power to the cleaning device and the conveying device. The separation and cleaning system with the largest power consumption is arranged on the right side of the machine body, so that the power transmission distribution on the left side and the right side of the machine body is more even, and the reliability of the whole machine is improved.
The cleaning half shaft 13 can be provided with four transmission wheel groove groups: a first transmission wheel groove group on the cleaning half shaft 13 is connected with the main shaft 3 and is used for receiving power transmitted by the main shaft 3; the second transmission wheel groove group on the cleaning half shaft 13 is connected with the input shaft 16 of the seed conveying device and is used for transmitting power to the conveying device; a third transmission wheel groove group on the cleaning half shaft 13 is connected with a fan input shaft 15 and is used for transmitting power to a fan of the cleaning device; the fourth transmission wheel groove group on the cleaning half shaft 13 is connected with the input shaft 14 of the cleaning device and is used for transmitting power to equipment except a fan in the cleaning device. Through integrating cleaning device input shaft, miscellaneous conveyor input shaft, fan input shaft to cleaning semi-axis, can obviously reduce transmission shaft/area (chain) wheelset/belt (chain) quantity, simplified transmission structure, reduce cost.
In order to further simplify the transmission structure, the input shaft 16 of the grain conveying device can be a through shaft. The middle of the input shaft 16 of the seed conveying device is provided with a screw auger blade for collecting and conveying seeds. The left end and the right end of an input shaft 16 of the seed conveying device are respectively provided with a transmission wheel groove group, and a transmission wheel groove at the left end is connected with the cleaning half shaft 13 and used for receiving power transmitted by the cleaning half shaft 13; the right end of the transmission wheel groove is connected with an input shaft 10 of the impurity conveying device. In order to improve the conveying efficiency of the impurity, a spiral auger blade can be arranged on the input shaft 10 of the impurity conveying device for collecting and conveying the impurity.
In some embodiments of the present invention, the disengagement means input shaft 11 may be integrated onto the grass-discharging axle 12, in particular: the grass discharging wheel shaft 12 is a through shaft, the middle of the grass discharging wheel shaft is provided with a grass discharging wheel, and the left end and the right end of the grass discharging wheel shaft are respectively provided with a driving wheel groove group; the transmission wheel groove at the left end of the grass discharging wheel shaft 12 is connected with the input shaft 11 of the threshing device and is used for transmitting power to the threshing and separating device; the transmission wheel groove at the right end of the grass discharging wheel shaft 12 is connected with the main shaft 3 and used for receiving power transmitted by the main shaft 3.
If the combine harvester only has one separating roller, the input shaft 11 of the threshing device can be used as the main shaft of the transmission case of the threshing roller. If the combine harvester has two separating drums, the input shaft 11 of the threshing device can be used as the main shaft of the left transmission box of the threshing drum, the output shaft I of the left transmission box transmits power to the threshing drum I, the output shaft II of the left transmission box transmits power to the right transmission box of the threshing drum, and the output shaft of the right transmission box transmits power to the threshing drum II.
The input shaft of the grain unloading device can comprise one input shaft or two input shafts, such as: unload grain device input shaft includes: an input shaft I4 of the grain unloading device and an input shaft II 5 of the grain unloading device; two transmission wheel groove groups are arranged on the grain unloading half shaft 2, wherein one transmission wheel groove group is connected with the power output shaft 1 and is used for receiving power transmitted by the power output shaft 1; the other group is connected with an input shaft I4 of the grain unloading device and an input shaft II 5 of the grain unloading device in series.
The transmission wheel groove group in the utility model can be a transmission belt wheel groove group and also can be a transmission chain wheel groove group. In the preferred embodiment shown in FIGS. 2-5, the power output shaft 1 and the main shaft 3 transmit power through the V-belt d; the left side of the main shaft 3 and the input shaft 6 of the feeding device transmit power through a V-belt b; the input shaft 6 of the feeding device and the cutting device 7 transmit power through a chain a; the right side of the main shaft 3 and the grass discharging wheel shaft 12 are connected by a V belt k to transmit power; the left side of the grass discharging wheel shaft 12 and the input shaft 11 of the threshing device transmit power through a variable speed V belt j; the right side of the main shaft 3 and the cleaning half shaft 13 transmit power through a V-shaped belt m; the cleaning half shaft 13 and the input shaft 16 of the seed conveying device transmit power through a V-belt q; the right side of the input shaft 16 of the seed conveying device and the input shaft 10 of the impurity conveying device transmit power through a chain; the cleaning half shaft 13 and the fan input shaft 15 transmit power through a V-shaped belt p; the cleaning half shaft 13 and the cleaning device input shaft 14 transmit power through a chain n; the power output shaft 1 and the traveling stepless speed change wheel 9 transmit power through a V belt f; the traveling stepless speed change wheel 9 and the traveling device input shaft 8 transmit power through a V belt g; the power output shaft 1 and the grain unloading half shaft 2 transmit power through a combined V belt e; the grain unloading half shaft 2 is connected with the grain unloading device input shaft I4 and the grain unloading device input shaft II 5 in series, and power is transmitted through a chain c.
When the transmission belt is adopted to transmit power, the belt type clutch can be arranged on the transmission belt according to actual requirements. For example, a belt clutch is arranged on a V-shaped belt between a first transmission wheel groove group at the left end of the main shaft 3 and the power output shaft 1 so as to switch on or switch off the power of the threshing system; for example, a belt clutch is arranged on the V belt between the second transmission wheel groove group at the left end of the main shaft 3 and the input shaft 6 of the feeding device, so that the power of the cutting feeding device is switched off or switched on when the power of the V belt d of the combined group is switched on; for example, a belt clutch is arranged on a V-belt between the grain unloading half shaft 2 and the power output shaft 1 so as to switch on or off the power of the grain unloading system.
As shown in fig. 6 and 7, the driving wheel 22 in the driving wheel groove set can be connected with the corresponding driving shaft 21 through a hub clamping type rim 23, the driving wheel 22 of the present invention includes a belt wheel and a chain wheel, and the corresponding driving shaft 21 refers to a shaft for mounting the driving wheel 22. A boss is arranged on the outer side of the clamp type wheel band 23, a notch is arranged on the inner side of the driving wheel 22, and a seam allowance is formed between the boss and the notch; the outer side of the clamp type wheel hoop 23 is connected with the driving wheel 22 in the driving wheel groove group through at least one thread type fastener group I24 and a spigot; the inner side of the hub clamping type wheel band 23 is connected with the transmission shaft 21 through a flat key 26, the end part of the hub clamping type wheel band 23 is connected with the transmission shaft 21 through a threaded fastener group II 25, and the axial fixation of the transmission wheel 22 can be realized through the threaded fastener group II 25. During disassembly, the assembly of the hub clamping type rim 23 and the driving wheel 22 can be easily removed from the transmission shaft 21 only by loosening the screw fastener group II 25, and the hub clamping type rim 23 and the driving wheel 22 can be separated only by disassembling the screw fastener group I24. The utility model discloses drive wheel 22 and the connection structure who corresponds between transmission shaft 21 not only are convenient for the dismouting maintenance, and are applicable to universalization, serialization manufacturing.
While the present invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the precise embodiments described and illustrated herein, and that various changes may be made therein by those skilled in the art without departing from the scope of the invention as defined in the appended claims.
Claims (10)
1. A drive system for a grain combine, comprising: a power output shaft (1) arranged on the left side of the whole machine, a main shaft (3) and a traveling stepless speed change wheel (9); wherein,
the power output shaft (1) is arranged on the left side of the whole machine, and three transmission wheel groove groups are arranged on the power output shaft;
a first transmission wheel groove group on the power output shaft (1) is connected with a transmission wheel groove group on the walking stepless speed change wheel (9), and the other transmission wheel groove group on the walking stepless speed change wheel (9) is connected with the input shaft (8) of the walking device; the power output shaft (1) transmits power to the input shaft (8) of the walking device through the walking stepless speed change wheel (9) to drive the whole machine to realize the walking function;
a second transmission wheel groove group on the power output shaft (1) is connected with the grain unloading half shaft (2), the power output shaft (1) transmits power to the input shaft of the grain unloading device through the grain unloading half shaft (2) to drive the grain unloading device to realize the grain unloading function;
the third transmission wheel groove group on the power output shaft (1) is connected with the main shaft (3), and the power transmitted by the power output shaft (1) is respectively transmitted to the cutting and feeding device through the main shaft (3) to realize the cutting and feeding functions, the threshing and separating device to realize the threshing and grass discharging functions, the cleaning and separating device to realize the cleaning function and the conveying device to realize the conveying function.
2. A transmission system according to claim 1, characterized in that the main shaft (3) is a through shaft for transmitting power from the left side of the machine to the right side of the machine; the left end and the right end of the main shaft (3) are respectively provided with two transmission wheel groove groups;
a first transmission wheel groove group at the left end of the main shaft (3) is connected with the power output shaft (1) and is used for receiving power transmitted by the power output shaft (1);
the second transmission wheel groove group at the left end of the main shaft (3) is connected with an input shaft (6) of the feeding device and is used for transmitting power to the cutting and feeding device;
a first transmission wheel groove group at the right end of the main shaft (3) is connected with a grass discharging wheel shaft (12) and is used for transmitting power to the threshing and separating device;
a second transmission wheel groove group at the right end of the main shaft (3) is connected with a cleaning half shaft (13) and used for transmitting power to the cleaning device and the conveying device.
3. The transmission system of claim 2, wherein: four transmission wheel groove groups are arranged on the cleaning half shaft (13);
a first transmission wheel groove group on the cleaning half shaft (13) is connected with the main shaft (3) and is used for receiving power transmitted by the main shaft (3);
a second transmission wheel groove group on the cleaning half shaft (13) is connected with an input shaft (16) of the seed conveying device and is used for transmitting power to the conveying device;
a third transmission wheel groove group on the cleaning half shaft (13) is connected with a fan input shaft (15) and is used for transmitting power to a fan of the cleaning device;
and a fourth transmission wheel groove group on the cleaning half shaft (13) is connected with an input shaft (14) of the cleaning device and is used for transmitting power to equipment except a fan in the cleaning device.
4. The transmission system of claim 3, wherein the input shaft (16) of the grain conveying device is a through shaft, a screw auger blade is arranged in the middle of the through shaft, and a transmission wheel groove group is respectively arranged at the left end and the right end;
a transmission wheel groove at the left end of an input shaft (16) of the grain conveying device is connected with the cleaning half shaft (13) and used for receiving power transmitted by the cleaning half shaft (13);
the transmission wheel groove at the right end of the input shaft (16) of the seed conveying device is connected with the input shaft (10) of the impurity conveying device, and the input shaft (10) of the impurity conveying device is provided with a spiral auger blade.
5. A transmission system as claimed in claim 4, characterized in that the grass-removing axle (12) is a through axle, in the middle of which the grass-removing wheel is arranged, and in that the left and right ends of which a set of transmission wheel grooves is arranged;
a transmission wheel groove at the left end of the grass discharging wheel shaft (12) is connected with an input shaft (11) of the threshing device and is used for transmitting power to the threshing and separating device;
the transmission wheel groove at the right end of the grass discharging wheel shaft (12) is connected with the main shaft (3) and used for receiving the power transmitted by the main shaft (3).
6. The transmission system according to claim 5, characterized in that the input shaft (11) of the threshing device is the main shaft of the left transmission box of the threshing cylinder, the output shaft I of the left transmission box transmits power to the threshing cylinder I, the output shaft II of the left transmission box transmits power to the right transmission box of the threshing cylinder, and the output shaft of the right transmission box transmits power to the threshing cylinder II.
7. The transmission system of claim 1, wherein the input shaft of the grain unloading device comprises: an input shaft I (4) of the grain unloading device and an input shaft II (5) of the grain unloading device; two transmission wheel groove groups are arranged on the grain unloading half shaft (2), wherein one transmission wheel groove group is connected with the power output shaft (1) and is used for receiving power transmitted by the power output shaft (1); the other group is connected with an input shaft I (4) of the grain unloading device and an input shaft II (5) of the grain unloading device in series.
8. A transmission system as claimed in any one of claims 1 to 7 wherein the set of drive wheel grooves is a set of drive pulley grooves or a set of drive sprocket grooves.
9. A transmission system as claimed in claim 8, wherein the transmission wheels (22) of the set of transmission wheel grooves are coupled to the corresponding transmission shafts (21) by means of hub-engaging tires (23);
a boss is arranged on the outer side of the clamp type wheel band (23), a notch is arranged on the inner side of the driving wheel (22), and a seam allowance is formed between the boss and the notch; the outer side of the clamp type wheel hoop (23) is connected with a driving wheel (22) in the driving wheel groove group through at least one threaded fastener group I (24) and the rabbet;
the inner side of the hub clamping type wheel rim (23) is connected with the transmission shaft (21) through a flat key (26), and the end part of the hub clamping type wheel rim (23) is connected with the transmission shaft (21) through a threaded fastener group II (25).
10. A transmission system as claimed in claim 8, characterized in that power is transmitted between the first set of drive wheel grooves at the left end of the main shaft (3) and the power take-off shaft (1), between the second set of drive wheel grooves at the left end of the main shaft (3) and the input shaft (6) of the feeding device, and between the unloading half-shaft (2) and the power take-off shaft (1) via V-belts, which are provided with belt clutches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720038068.8U CN206506890U (en) | 2017-01-13 | 2017-01-13 | A kind of transmission system of grain combine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720038068.8U CN206506890U (en) | 2017-01-13 | 2017-01-13 | A kind of transmission system of grain combine |
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| CN206506890U true CN206506890U (en) | 2017-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720038068.8U Expired - Fee Related CN206506890U (en) | 2017-01-13 | 2017-01-13 | A kind of transmission system of grain combine |
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| CN (1) | CN206506890U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106818060A (en) * | 2017-01-13 | 2017-06-13 | 中联重机股份有限公司 | A kind of transmission system of grain combine |
| CN114402793A (en) * | 2022-01-28 | 2022-04-29 | 江苏大学 | Range-extending type electric combine harvester and control method thereof |
| WO2022141998A1 (en) * | 2020-12-30 | 2022-07-07 | 江苏沃得农业机械股份有限公司 | Cleaning transmission system and combine harvester |
-
2017
- 2017-01-13 CN CN201720038068.8U patent/CN206506890U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106818060A (en) * | 2017-01-13 | 2017-06-13 | 中联重机股份有限公司 | A kind of transmission system of grain combine |
| CN106818060B (en) * | 2017-01-13 | 2023-05-05 | 中联重机股份有限公司 | Transmission system of grain combine harvester |
| WO2022141998A1 (en) * | 2020-12-30 | 2022-07-07 | 江苏沃得农业机械股份有限公司 | Cleaning transmission system and combine harvester |
| CN114402793A (en) * | 2022-01-28 | 2022-04-29 | 江苏大学 | Range-extending type electric combine harvester and control method thereof |
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