KR20200070639A - Grain sorting apparatus and combine having the apparatus - Google Patents

Abstract

Disclosed are a sorting apparatus which can efficiently perform sorting work regardless of the inclination of topography, and a combine having the same. The sorting apparatus connected to a thresher apparatus of the combine to sort grains from crops threshed by the thresher apparatus comprises an upper sorting unit, a lower sorting unit, and a middle connection unit. The upper sorting unit is mounted on a body of the combine so that an inclined angle of the combine against a horizontal reference surface can be changed, and primarily sorts grains from crops threshed by the thresher apparatus. The lower sorting unit is mounted on the body of the combine by being distanced towards a lower side of the upper sorting unit, and secondarily sorts and discharges grains sorted by the upper sorting unit. The middle connection unit connects the upper sorting unit to the lower sorting unit and is controlled by the control apparatus of the combine, thereby changing the distance between the upper sorting unit and the lower sorting unit. The inclined angle of the upper sorting unit against the horizontal reference surface is determined by the distance between the upper sorting unit and the lower sorting unit. Therefore, the control apparatus controls the middle connection unit to change the inclined angle of the upper sorting unit against the horizontal reference surface, thereby maintaining the inclined angle of the upper sorting unit against the horizontal ground surface to be uniform.

Description

Sorting device and combine having it{GRAIN SORTING APPARATUS AND COMBINE HAVING THE APPARATUS}

The present invention relates to a sorting device and a combine having the same, and relates to a sorting device for sorting grains from crop stalks such as grains and beans, and a combine having the same.

Combine refers to a harvesting machine that runs on agricultural land and threshes and sorts crops such as rice, barley, wheat, and soybeans at the same time. Specifically, the combine may include a combine body, a traveling device, a harvesting device, a conveying device, a threshing device, and a sorting device. The combine body is an external structure of the combine, and the traveling device performs a function of moving the combine body. The cutting device cuts crops such as rice, barley, wheat, and soybeans, and the transfer device performs a function of moving the crops cut from the cutting device to the threshing device. The threshing apparatus performs a function of threshing a crop moving by the conveying apparatus, and the sorting apparatus performs a function of sorting grains from the crop threshed by the threshing apparatus.

Among the combines, the sorting device may be mounted on the combine gas adjacent to the threshing device, and may perform a sorting operation of sorting grains by receiving the crop threshed by the threshing device. Specifically, the sorting device is a sorting device capable of performing a sorting operation by selectively passing grains among the crops threshed by the threshing device, and vibrating the sorting body to the left and right to perform the sorting operation by the sorting body. It may be provided with a vibration unit that can increase the efficiency. Here, the sorting body is mounted on the combine body so as to be maintained at an angle that is horizontally or slightly inclined at almost the same level as the horizontal reference plane of the combine body.

On the other hand, the combine is generally driving over the flat terrain of the farmland, but in some cases, it may also run over the slope of the rough or rough terrain. As described above, when the combiner is traveling on farmland of inclined or uneven terrain, the selector fixed to the combine body at a constant angle changes the inclination angle with respect to the virtual horizontal surface according to the inclination of the corresponding terrain. Can be. Accordingly, when the sorting body is inclined to deviate from an existing inclination angle, a cropping phenomenon in which the crop that has been threshed from the threshing device does not move in the original moving direction and may be inclined toward one side may occur, thereby causing the sorting body The efficiency of the sorting operation by may be lowered.

Therefore, the present invention is to solve such a problem, and an object of the present invention is to provide a sorting device capable of efficiently performing a sorting operation regardless of a slope of a terrain.

In addition, another problem to be solved of the present invention is to provide a combine having the sorting device.

The sorting device according to an embodiment of the present invention relates to a device for sorting grains from a crop threshed by the threshing device in connection with a threshing device of a combine, and includes an upper sorting part, a lower sorting part, and an intermediate connecting part. The upper sorting unit is mounted on the base of the combine so that the angle of inclination of the combine with respect to the horizontal reference surface is changeable, and the grain is first sorted from the grain threshed by the threshing device. The lower sorting unit is spaced apart from the lower portion of the upper sorting unit, mounted on the gas of the combine, and secondly sorts and discharges the grains selected by the upper sorting unit. The intermediate connecting portion may connect the upper sorting portion and the lower sorting portion, and may be controlled by the control device of the combine to change the separation distance between the upper sorting portion and the lower sorting portion. At this time, the inclination angle with respect to the horizontal reference surface of the upper sorting unit is determined by the separation distance between the upper sorting unit and the lower sorting unit.

The upper sorting part may include an upper sorting body and an upper body part. The upper sorter primarily sorts the grain from the threshed crop by the threshing device. The upper body portion is disposed on the lower portion of the upper sorting body to support the upper sorting body, and is mounted on the gas of the combine so as to be rotatable about a connecting shaft connected to the gas of the combine, connected to the intermediate connection, When rotated around the connecting shaft by the intermediate connecting portion, the inclination angle with respect to the horizontal reference surface of the upper sorting body may be changed.

The lower sorting part may include a lower sorting body and a lower body part. The lower sorter is spaced apart from the lower portion of the upper body, and the grains selected from the upper sorter are secondarily sorted and discharged. The lower body portion is disposed under the lower sorting body to support the lower sorting body, is mounted on the base of the combine, and is connected to the intermediate connecting portion.

The intermediate connecting portion may include a connecting rod and a rod cylinder. The connecting rod connects between one side of the upper body portion which is a position spaced apart from the connecting shaft in the direction toward the rear end side of the gas of the combine and the rear end of the lower body portion corresponding to the rear end side of the gas of the combine. . The rod cylinder is mounted on the connecting rod, and is controlled by the control device of the combine to change the length of the connecting rod.

The sorting device may further include a sorting body driving part connected to the front end of the upper body part to vibrate the upper body part from side to side.

When the upper body portion is moved in one direction by the selector driving portion, the lower body portion may be moved in a direction opposite to the one direction by the connecting rod.

Subsequently, the combine according to an embodiment of the present invention includes a combine gas, a power generating device, a traveling device, a harvesting device, a conveying device, a threshing device, a sorting device, a tilt sensor and a control device. The power generating device is mounted on the combine body, and generates driving power. The traveling device is mounted under the combine body, and moves the combine body by the driving power. The harvesting device is mounted on the tip of the combine gas and cuts the crop. The conveying device is mounted on the combine gas in association with the harvesting device, and moves crops cut from the harvesting device. The threshing apparatus is mounted on the combine body in connection with the conveying apparatus, and threshes crops moved by the conveying apparatus. The sorting device is mounted on the combine gas in association with the threshing device, and sorts the grain from the crop threshed by the threshing device. The inclination sensor is mounted on the combine body, and measures the inclination in which the horizontal reference plane of the combine body represents an inclined angle with respect to the virtual horizontal ground surface. The control device is mounted on the combine body, and controls at least one of the power generating device, the traveling device, the harvesting device, the transport device, the threshing device and the sorting device.

The sorting device may include an upper sorting part, a lower sorting part, and an intermediate connecting part. The upper sorting unit is disposed on the combine gas adjacent to the threshing device, is mounted on the combine gas so that the inclination angle with respect to the horizontal reference surface is changeable, and primarily sorts the grain from the grain threshed by the threshing device. do. The lower sorting unit is spaced apart from the lower portion of the upper sorting unit, mounted on the combine gas, and secondly sorts and discharges the grains selected by the upper sorting unit. The intermediate connection part connects the upper and lower selection parts, and is controlled by the control device to change the separation distance between the upper and lower selection parts.

The angle of inclination with respect to the horizontal reference surface of the upper sorting unit is determined by a separation distance between the upper sorting unit and the lower sorting unit. The control device controls the separation distance between the upper selector and the lower selector according to the inclination measured by the inclination sensor so that the upper selector is maintained at a reference angle with respect to the horizontal ground surface.

The upper sorting part may include an upper sorting body and an upper body part. The upper sorter primarily sorts the grain from the threshed crop by the threshing device. The upper body portion is disposed on the lower portion of the upper sorting body, supports the upper sorting body, and is mounted on the combine body so as to be rotatable about a connecting shaft connected to the combine body, connected to the middle connecting portion, and in the middle. When rotating around the connecting shaft by the connecting portion, the inclination angle with respect to the horizontal reference surface of the upper sorting body may be changed.

The lower sorting part may include a lower sorting body and an upper body part. The lower sorter is spaced apart from the lower portion of the upper body, and the grains selected from the upper sorter are secondarily sorted and discharged. The lower body part is disposed under the lower sorting body to support the lower sorting body, is mounted on the combine body, and is connected to the intermediate connecting portion.

The intermediate connecting portion may include a connecting rod and a rod cylinder. The connecting rod connects between one side of the upper body portion which is a position spaced apart from the connecting shaft in a direction toward the rear end side of the combine body, and a rear end portion of the lower body portion corresponding to the rear end side of the combine body. The rod cylinder is mounted on the connecting rod and can be controlled by the control device to change the length of the connecting rod.

The sorting device may further include a sorter driving unit. The selector driving part may be connected to a front end of the upper body part to vibrate the upper body part from side to side.

When the upper body portion is moved in one direction by the selector driving portion, the lower body portion may be moved in a direction opposite to the one direction by the connecting rod.

The sorting device may further include a first wind generator and a second wind generator. The first wind generating unit generates a first wind as a crop that is threshed by the threshing device and moved to the upper sorter. The second wind generator is sorted by the upper sorter and generates a second wind with the grain moving to the lower sorter.

The combine may further include a grain transport device, a reprocessing transport device, and a grain processing device. The grain transporting device is mounted on the combine gas in association with the sorting device, and transports the grain selected by the sorting device. The reprocessing transfer device is mounted on the combine gas in association with the sorting device, and transfers crops left unsorted by the sorting device to the threshing device. The grain processing device is connected to the grain transport device, is mounted on the combine gas, and processes grains moved by the grain transport device.

According to the sorting device according to the present invention and the combine having the same, when the intermediate connection part is controlled by the control device to change the separation distance between the upper sorting part and the lower sorting part, the inclination angle with respect to the horizontal reference surface of the upper sorting part As it is changed, the control device can maintain the inclination angle with respect to the horizontal ground surface of the upper sorting unit. That is, the control device may maintain the inclination angle with respect to the horizontal surface of the upper selector by controlling the separation distance between the upper selector and the lower selector according to the inclination measured by the inclination sensor. Therefore, the combine sorting device can efficiently perform the sorting operation regardless of the slope of the terrain.

1 is a perspective view showing a combine according to an embodiment of the present invention.
FIG. 2 is a side view showing a side of the combine of FIG. 1.
3 is a block diagram showing the combine of FIG. 1.
FIG. 4 is an enlarged side view of the combine of FIG. 1, a threshing device, a sorting device, a grain conveying device, and a reprocessing conveying device.
FIG. 5 is a rear view showing the rear of the combine of FIG. 1.
FIG. 6 is a side view showing an upper sorting unit, a lower sorting unit, an intermediate connecting unit, and a sorting body driving unit among the sorting devices of the combine of FIG. 1.

The present invention can be applied to various changes and may have various forms, and specific embodiments will be illustrated in the drawings and described in detail in the text.

However, this is not intended to limit the present invention to a specific disclosure form, and it should be understood that it includes all modifications, equivalents, and substitutes included in the spirit and scope of the present invention. Terms such as first and second may be used to describe various components, but the components should not be limited by the terms. The terms are used only for the purpose of distinguishing one component from other components. For example, the first component may be referred to as a second component without departing from the scope of the present invention, and similarly, the second component may also be referred to as a first component.

The terms used in this application are only used to describe specific embodiments, and are not intended to limit the present invention. Singular expressions include plural expressions unless the context clearly indicates otherwise. In this application, terms such as “include” or “have” are intended to indicate that a feature, number, step, operation, component, part, or combination thereof described in the specification exists, or that one or more other features or It should be understood that the existence or addition possibilities of numbers, steps, actions, components, parts or combinations thereof are not excluded in advance.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a perspective view showing a combine according to an embodiment of the present invention, FIG. 2 is a side view showing the side of the combine of FIG. 1, FIG. 3 is a block diagram showing the combine of FIG. 1, and FIG. 4 is 1 is a side view showing an enlarged threshing device, a sorting device, a grain conveying device, and a reprocessing conveying device among the combines of FIG. 1, and FIG. 5 is a rear view showing the rear surface of the combine of FIG. 1.

1 to 5, the combine according to the present embodiment includes a combine body 100, a power generating device 200, a traveling device 300, a harvesting device 400, a conveying device 450, a threshing device ( 500), a sorting device 600, a grain transport device 700, a reprocessing transport device 750, a grain processing device 800, a tilt sensor 900 and a control device 950.

The combine body 100 is an external structure of a combine including a driver's seat, and the power generating device 200, the traveling device 300, the harvesting device 400, the conveying device 450, and the threshing device ( 500), equipped with the sorting device 600, the grain transport device 700, the reprocessing transport device 750, the grain processing device 800, the inclination sensor 900 and the control device 950 It can be a structure. For example, the combine body 100 is a main body of the combine, and may include a chassis, a frame, and the like.

The power generating device 200 may be mounted on the combine body 100 and controlled by the control device 950 to generate driving power. Here, the driving power generated by the power generating device 200 includes the traveling device 300, the harvesting device 400, the transporting device 450, the threshing device 500, and the sorting device 600. , The grain transport device 700 and the reprocessing transport device 750 may be provided respectively. For example, the power generating device 200 may include an engine, a power transmission device, an electric device, a hydraulic device, a driving operation device, and the like.

The traveling device 300 is mounted on the lower portion of the combine body 100 and may move the combine body 100 in one direction by the driving power. For example, the traveling device 200 may include a crawler-type rubber crawler. Since the caterpillar-type rubber crawler has a larger ground contact area than the wheel type, it does not fall well in wetlands and can perform stable work.

The harvesting device 400 is mounted on the front end of the combine gas 100 and is controlled by the control device 950 to perform a function of cutting crops of agricultural land. That is, the harvesting device 400 may sequentially cut the crops present in the driving direction and transfer them to the transport device 450 when the combine body 100 travels forward by the driving device 300. . For example, the cutting device 400 may include a cutting blade, a supporting blade and a cutting blade driving device.

The conveying device 450 is mounted on the combine body 100 in connection with the cutting device 400 and is controlled by the control device 950 to receive crops cut from the cutting device 400 and It can be moved to the threshing apparatus 500. That is, the conveying device 450 is a device that transports and supplies the cut crops from the harvesting device 300 to the threshing device 500, for example, a chain with a protrusion, a rotating protrusion, a guide rod, and a guide plate And the like.

The threshing apparatus 500 is mounted on the combine body 100 in connection with the conveying apparatus 450 and is throttled by the control apparatus 950 to thresh crops moved by the conveying apparatus 450. Can be. For example, the threshing apparatus 500 may include a first quick start, a second quick start, a water screen, and a blocking plate.

The sorting device 600 is mounted on the combine gas 100 in connection with the threshing apparatus 500 and controlled by the control apparatus 950 to obtain grains from the crop threshed by the threshing apparatus 500. Can be screened. For example, the sorting device 600 is mounted on the combine gas 100 so as to be located below the threshing device 500, and the function of sorting grains from grains threshed through the threshing device 500, For example, it can perform a function of filtering hell, straw, etc., which were included in the grain.

The grain transport device 700 is connected to the sorting device 600 is mounted on the combine gas 100, the grain controlled by the control device 950 controlled by the sorting device 600, the grain It can be transferred to the processing device 800. For example, the grain transport device 700 may include a bucket elevator.

The reprocessing transfer device 750 is mounted on the combine gas 100 in connection with the sorting device 600, and is controlled by the control device 950 and left uncultivated by the sorting device 100 It can be transferred to the threshing apparatus 500. For example, the reprocessing transfer device 750 may include a lower reprocessing transfer auger, a bucket elevator, and an upper reprocessing transfer auger.

The grain processing apparatus 800 may be connected to the grain transport apparatus 700 and mounted on the combine gas 100, and process grains moved by the grain transport apparatus 700. That is, the grain processing apparatus 800 is an apparatus for processing grains selected by the sorting apparatus 600 after threshing in the threshing apparatus 500, for example, a grain conveying device, a grain grain machine, a grain tank, and Loaders, sack packaging devices, and the like.

The inclination sensor 900 is mounted on the combine body 100, and the control device 950 measures in real time the inclination of an angle in which the horizontal reference surface of the combine body 100 is inclined with respect to the virtual horizontal surface. Can be transferred to.

The control device 950 is mounted on the combine body 100, the power generating device 200, the traveling device 300, the harvesting device 400, the transport device 450, the threshing device ( 500), the sorting device 600, the grain transporting device 700, the reprocessing transporting device 750 and the grain processing device 800 may be controlled. In addition, the control device 940 may receive the measured value of the slope in real time from the slope sensor 900 to control the sorting device 600.

Meanwhile, the combiner may further include a divider, a lifting device, a lifting device, and a straw processing device.

The divider is disposed at the front end of the combine gas 100 together with the cutting device 400, and may serve to distinguish crops to be cut while first contacting the crop.

The lifting device is disposed on the tip portion of the combine body 100 together with the cutting device 400, and may serve to raise and stand down the crops. In addition, the lifting device is guided to the harvesting device 400 while arranging as if combing so that the crop is not entangled, and supporting the upper part of the crop until the crop is cut and turned over to the conveying device 450 It can also play a role in maintaining posture.

The elevating device is a device that is controlled by the control device 950 and adjusts the height of the harvesting device 300. When driving on the road, the height may be increased and the height may be lowered when performing work. For example, the lifting device may include a hydraulic cylinder.

The straw processing apparatus is a device that is mounted on the combine body 100 and processes straw left after being threshed in the threshing apparatus 500, and may include, for example, a shredder, a concentrator, a binding machine, and the like.

Hereinafter, the screening device will be described in detail.

FIG. 6 is a side view showing an upper sorting unit, a lower sorting unit, an intermediate connecting unit, and a sorting body driving unit among the sorting devices of the combine of FIG. 1.

1 to 6, the sorting device 600 may include an upper sorting unit 610, a lower sorting unit 620, an intermediate connecting unit 630, and a sorting body driving unit 640.

The upper sorting unit 610 is disposed on the combine gas 100 adjacent to the threshing apparatus 500, and the combine gas 100 so that the inclination angle with respect to the horizontal reference surface of the combine gas 100 can be changed. It is mounted on, it is possible to primarily select the grain from the grain threshed by the threshing apparatus 500. For example, the upper selector 610 may include an upper selector 612 and an upper body 614.

The upper sorting body 612 may primarily select grains from crops threshed by the threshing apparatus 500. That is, the upper sorting body 612 is disposed adjacent to the outlet of the threshing apparatus 500, and can be primarily sorted by receiving crops that are threshed and discharged by the threshing apparatus 500. For example, the upper sorter 612 may be a gumbul selector that can remove grain from the threshed crop by the threshing apparatus 500 to sort grains.

The upper body portion 614 is disposed below the upper sorting body 612 to support the upper sorting body 612, and in the lower portion of the upper sorting body 612, the front side of the combine gas 100. It may have a shape extended in a direction toward. In addition, the upper body portion 614 may be mounted to the combine body 100 so as to be rotatable about a connection axis connected to a part of the combine body 100. In addition, the upper body portion 614 is connected to the intermediate connection portion 630, and when rotated around the connection axis by the intermediate connection portion 630, the inclination angle of the upper reference body 612 relative to the horizontal reference surface Can be changed.

The lower sorting unit 620 is spaced to the lower portion of the upper sorting unit 610, mounted on the combine gas 100, and can be selectively sorted and discharged the grains selected by the upper sorting unit 610. have. For example, the lower sorting part 620 may include a lower sorting body 622 and a lower body part 624.

The lower sorting body 622 is spaced apart from the lower portion of the upper body portion 610, and the grains selected by the upper sorting body 620 may be secondarily sorted and discharged. The lower sorting body 622 may sort and discharge not only the grain selected from the upper sorting body 620 but also the grain selected from the threshing apparatus 500 and discharged to the lower part. That is, the grains selected from the upper sorting body 620 and the grains selected from the threshing apparatus 500 and discharged to the lower part move along the upper body part 614 or the like to the lower sorting body 622. Can be screened again. For example, the lower sorter 622 is a grain sorter that selects only grains by removing impurities from the grains selected from the upper sorter 620 and the grains selected from the threshing apparatus 500 and discharged to the lower grains. Can be.

The lower body portion 624 is disposed below the lower sorting body 622 to support the lower sorting body 622, is mounted on the combine body 100, and can be connected to the intermediate connecting portion 630. have.

The intermediate connection part 630 connects the upper sorting part 610 and the lower sorting part 620, and is controlled by the control device 950, so that the upper sorting part 610 and the lower sorting part ( 620) may change the separation distance between. For example, the intermediate connecting portion 630 may include a connecting rod 632 and a rod cylinder 634.

The connecting rod 632 may connect between one side of the upper body portion 614 and a rear end portion of the lower body portion 624. Here, the connecting rod 632 may be a portion corresponding to a position spaced apart from the connecting shaft in the direction toward the rear end side of the combine body 100 from the upper body portion 614. In addition, the rear end portion of the lower body portion 624 may be a portion corresponding to the rear end side of the combine body 100 of the lower body portion 624.

The rod cylinder 634 is mounted on the connecting rod 632 and is controlled by the control device 950 to change the length of the connecting rod 632. The rod cylinder 634 may be, for example, an electric cylinder. At this time, when the length of the connecting rod 632 is long, the upper body portion 614 may be rotated counterclockwise around the connecting shaft, while the length of the connecting rod 632 is short, The upper body portion 614 may be rotated clockwise around the connecting shaft.

In this embodiment, it is determined by the separation distance between the upper selection unit 610 and the lower selection unit 620 according to the length of the connecting rod 632, the upper selection unit 620 according to the separation distance ) Can be determined with respect to the horizontal reference plane. In addition, the control device 950 controls the separation distance between the upper selector 610 and the lower selector 620 according to the measured value of the inclination measured by the inclination sensor 900, so that the upper The selection unit 610 may be controlled to be maintained at a constant reference angle with respect to the horizontal ground surface. Here, the horizontal ground surface may mean a virtual ground surface that is flat with the sea level.

The selector driving part 640 may be connected to a front end portion of the upper body part 614 to vibrate the upper body part 614 from side to side. For example, the sorter driving unit 640 changes the power applied to the pulley and the pulley provided with driving power from the power generating device 200 to the upper body part 614 by vibrating power. It may include a vibration generating portion to transmit.

In this embodiment, the upper body portion 614 and the lower body portion 624 are connected by the connecting rod 632, so that the upper body portion 614 by the sorting body driving unit 640 When vibrating from side to side, the lower body portion 624 may also be vibrated from side to side. As a result, the efficiency of the sorting operation in the upper sorter 612 and the lower sorter 614 may be increased.

On the other hand, when the upper body portion 614 is moved in one direction by the sorting body drive unit 640, the lower body portion 624 is moved in the opposite direction to the one direction by the connecting rod 632 Can be. That is, when the upper body portion 614 is moved to the left by the sieve drive unit 640, the lower body portion 624 is moved to the right by the connecting rod 632, the upper body portion ( When 614) is moved to the right by the selector driving part 640, the lower body portion 624 may be moved to the left by the connecting rod 632.

In this embodiment, the screening device 600 may further include a first wind generator 650 and a second wind generator 660.

The first wind generating unit 650 is a crop that is threshed by the threshing apparatus 500 to generate a first wind as a crop that is moved to the upper sorter 612, and the crop threshed by the threshing apparatus 500. In the inspection can be discharged to the outside of the combine gas (100).

The second wind generator 660 is selected from the upper sorter 612 or is selected by the threshing apparatus 500 to generate a second wind with the grain moving to the lower sorter 622, the upper Foreign particles may be discharged from the grain selected by the sorting body 612 or selected from the threshing apparatus 500 to the outside of the combine gas 100.

As described above, according to the present embodiment, when the intermediate connecting portion 630 is controlled by the control device 950 to change the separation distance between the upper sorting unit 610 and the lower sorting unit 620, the As the inclination angle with respect to the horizontal reference surface of the upper sorting unit 610 is changed, the control device 950 may maintain the inclination angle with respect to the horizontal ground surface of the upper sorting unit 910 constant. That is, the control device 950 controls the separation distance between the upper sorting unit 910 and the lower sorting unit 920 according to the measured value of the tilt measured by the tilt sensor 900, so that the upper The inclination angle with respect to the horizontal surface of the sorting unit 910 may be kept constant. Therefore, the sorting device 600 can efficiently perform the sorting operation regardless of the inclination of the terrain on which the combine is running.

In the detailed description of the present invention described above, it has been described with reference to preferred embodiments of the present invention, but those skilled in the art or those skilled in the art will appreciate the spirit of the present invention as set forth in the claims below. And it will be understood that various modifications and changes can be made to the present invention without departing from the technical scope.

100: combine gas 200: power generating device
300: traveling device 400: cutting device
450: conveying device 500: threshing device
600: sorting device 610: upper sorting unit
612: upper sorting body 614: upper body portion
620: lower sorting unit 622: lower sorting body
624: lower body portion 630: intermediate connection
632: connecting rod 634: rod cylinder
640: selector driving unit 650: first wind generating unit
660: second wind generating unit 700: grain transfer device
750: reprocessing transfer device 800: grain processing device
900: Inclination sensor 950: Control device

Claims (14)

In conjunction with the threshing device of the combine, in the sorting device for sorting the grain from the crop threshed by the threshing device,
An upper sorting unit mounted on the base of the combine to change the inclination angle with respect to the horizontal reference surface of the combine, and primarily sorting grains from grains threshed by the threshing device;
A lower sorting unit spaced apart from the lower portion of the upper sorting unit, mounted on the combine gas, and secondarily sorting and discharging the grains selected by the upper sorting unit; And
And an intermediate connection part that connects the upper sorting part and the lower sorting part, and is controlled by the control device of the combine to change a separation distance between the upper sorting part and the lower sorting part,
The inclination angle with respect to the horizontal reference surface of the upper sorting unit
Screening device characterized in that it is determined by the separation distance between the upper sorting portion and the lower sorting portion. According to claim 1,
The upper sorting unit
An upper sorter for primarily sorting grains in a crop threshed by the threshing device; And
It is disposed on the lower part of the upper sorting body to support the upper sorting body, and is mounted on the base of the combine so as to be rotatable about a connecting shaft connected to the base of the combine, connected to the intermediate connecting portion, and connected to the intermediate connecting portion. The screening device, characterized in that it comprises an upper body portion that can change the inclination angle with respect to the horizontal reference surface of the upper sorting body when rotated around the connecting shaft. According to claim 2,
The lower sorting unit
A lower sorter that is spaced apart from the lower portion of the upper body, and secondly sorts and discharges the grains selected from the upper sorter; And
A sorting device, which is disposed under the lower sorting body to support the lower sorting body, is mounted to the base of the combine, and includes a lower body part connected to the intermediate connection part. According to claim 3,
The intermediate connection
A connecting rod connecting between one side of the upper body portion which is a position spaced apart from the connecting shaft in a direction toward the rear end side of the body of the combine and a rear end portion of the lower body portion corresponding to the rear end side of the body of the combine; And
And a rod cylinder mounted on the connection rod and controlled by the control device of the combine to change the length of the connection rod. The method of claim 4,
The screening device
A sorting device further comprising a sorting body driving part connected to the front end of the upper body part to vibrate the upper body part from side to side. The method of claim 5,
When the upper body portion is moved in one direction by the selector driving portion, the lower body portion is a sorting device, characterized in that moved in the opposite direction to the one direction by the connecting rod. Combine gas;
A power generating device mounted on the combine body and generating driving power;
A traveling device mounted on the lower portion of the combine body and moving the combine body by the driving power;
A harvesting device mounted on the front end of the combine gas and cutting crops;
A conveying device mounted in the combine gas in association with the cutting device and moving crops cut by the cutting device;
A threshing device which is mounted on the combine body in connection with the conveying device and threshes crops moved by the conveying device;
A sorting device mounted on the combine gas in connection with the threshing device, and separating the grain from the crop threshed by the threshing device;
An inclination sensor mounted on the combine body and measuring an inclination in which the horizontal reference plane of the combine base body is inclined with respect to a virtual horizontal surface; And
And a control device mounted on the combine body and controlling at least one of the power generating device, the traveling device, the harvesting device, the conveying device, the threshing device and the sorting device,
The screening device
The upper sorting unit is disposed adjacent to the threshing device to the combine gas, is mounted to the combine gas so that the inclination angle with respect to the horizontal reference surface is changeable, and primarily sorts grains from grains threshed by the threshing device. ;
A lower sorting unit spaced apart at the lower portion of the upper sorting unit, mounted on the combine gas, and secondly sorting and discharging the grains selected from the upper sorting unit; And
And an intermediate connecting portion that connects between the upper sorting portion and the lower sorting portion and is controlled by the control device to change a separation distance between the upper sorting portion and the lower sorting portion,
The inclination angle with respect to the horizontal reference surface of the upper sorting unit
It is determined by the separation distance between the upper selector and the lower selector,
The control device
The combine, characterized in that to control the separation distance between the upper selector and the lower selector according to the inclination measured by the inclination sensor, so that the upper selector is maintained at a reference angle with respect to the horizontal surface. The method of claim 7,
The upper sorting unit
An upper sorter for primarily sorting grains in a crop threshed by the threshing device; And
It is disposed on the lower portion of the upper sorting body to support the upper sorting body, and is mounted on the combine body so as to be rotatable around a connecting shaft connected to the combine gas, connected to the intermediate connecting portion, and by the intermediate connecting portion. The combine characterized in that it comprises an upper body portion that can change the inclination angle with respect to the horizontal reference surface of the upper sorting body when rotating around the connecting shaft. The method of claim 8,
The lower sorting unit
A lower sorter that is spaced apart from the lower portion of the upper body, and secondly sorts and discharges the grains selected from the upper sorter; And
It is disposed on the lower portion of the lower sorting body to support the lower sorting body, mounted on the combine body, characterized in that it comprises an upper body portion connected to the intermediate connection. The method of claim 9,
The intermediate connection
A connecting rod connecting between one side of the upper body portion which is a position spaced apart from the connecting shaft in a direction toward the rear end side of the combine body and a rear end portion of the lower body portion corresponding to the rear end side of the combine body; And
And a rod cylinder mounted on the connecting rod and controlled by the control device to change the length of the connecting rod. The method of claim 10,
The screening device
The combine is characterized in that it further comprises a selector driving part that is connected to the front end of the upper body portion to vibrate the upper body portion from side to side. The method of claim 11,
When the upper body portion is moved in one direction by the selector driving portion, the lower body portion is a combine characterized in that the movement in the opposite direction to the one side by the connecting rod. The method of claim 10,
The screening device
A first wind generator which threshes by the threshing device and generates a first wind as a crop moved to the upper sorter; And
The combine characterized in that it further comprises a second wind generating unit which is selected from the upper sorting unit and generates a second wind with the grain moving to the lower sorting body. The method of claim 7,
A grain transport device which is connected to the sorting device, is mounted on the combine gas, and transports the grain selected by the sorting device;
A reprocessing transfer device mounted in the combine gas in association with the sorting device and transferring crops left unsorted in the sorting device to the threshing device; And
Combined with the grain transport device, characterized in that the combine is mounted on the combine gas, and further comprising a grain processing device for processing the grain moved by the grain transport device.

Images