JP3956492B2 - Combine - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
This invention controls the raising and lowering of the reaping device at the edge of the cocoon so as to cut the culm high and adjusts and controls the culm conveying device for conveying and supplying the reaped cereal to the deep handling side. After the reaping is finished and the reaping device is lowered, when the reaped cereal is transported by the cereal transporting device for a certain distance, the adjustment position of the handling depth of the cereal transporting device is changed from the deep handling side. It is a technology that controls the change to the standard handling depth side, and can be used for a coasting control device such as a combine.
[0002]
[Prior art]
When harvesting with a combine, this combine is run in the field and the nail flour grains in the field are harvested with a harvesting device. In order to prevent the components provided at the tip of the reaping device from colliding with each other, the reaping device is controlled to be lifted by the lifting device to a substantially upper position so that the napped cereal is highly chopped. For example, in a cereal conveying apparatus that conveys cocoons and supplies them to the threshing machine, the handling depth is adjusted and controlled by the adjusting means to the deep handling side. Feed and thresh.
[0003]
When the harvesting is completed, the lifting device is controlled to be lowered to a predetermined position on the farm scene by the lifting device, and the grain feeder is moved from the deep handling side to the standard handling deep side by the adjusting means. The cereal conveying device is used to feed the harvested cereal masher to the threshing machine at this standard handling depth for threshing.
[0004]
[Problems to be solved by the invention]
When ripening is completed, the reaping device is controlled to move down, and the cereal conveying device is also immediately adjusted from the deep handling side to the standard handling depth side, thereby reducing the load on the rotationally driven motor. In some cases, the rotation control is performed in a state where the rotation is not performed, so that a rotation failure may occur in each part. The present invention is intended to solve this problem.
[0005]
[Means for Solving the Problems]
To this end, the present invention provides an elevating device (4) for elevating and lowering the mowing device (3), and a handling depth adjusting chain (23 for adjusting the handling depth of the harvested cereal meal being conveyed by the mowing device (3). ), The power steering lever (36) is operated to avoid the collision with the heel at the heel, and the reaping device (4) is lifted by the lifting device (4) to achieve a high shave. In addition, the handling depth adjusting chain (23) is automatically adjusted to the deep handling side, and the power steering lever (36) is operated to lower the cutting device (3) by the lifting device (4). When changing from a state where mowing is possible to a state where mowing is possible, the handling depth adjusting chain (23) is standardly handled from the deep handling side after the harvested cereal mash conveyed by the mowing device (3) is conveyed for a certain distance. Cereal which is configured to change to the deep side and is further provided in the mowing device (3) Sensor reaper the automatic stop switch (38a) provided to allow stopping the driving of the cutting device to cut (3), in the state enters the automatic stop switch preparative該刈(38a), said cutting device (3) a low cutting possible against time to culms sensor definitive in a state cereal稈無and apparatus reaper from the detection of the state (3) is driven down, reaping device (3) is culms sensor at high cutting ready grain and combine the structure, characterized in that稈無and apparatus reaper from the detection of the state (3) is configured to lengthen the time until the drive stop.
[0006]
[Effects of the Invention]
When harvesting with a combine, this combine is run in the field, and the napkin grains in the field are harvested with the reaping device 3, but when the combine approaches the cocoon during this harvesting operation, Then, the power steering lever 36 is operated up to a substantially upper side position so that the components provided at the tip of the cutting device 3 do not collide and the lifting device 4 lifts the cutting device (3). And the handling depth adjustment chain 23 is automatically adjusted to the deep handling side. Then, the napped cereals are high-cut and the high-cut chopped pestle is a short culm. Therefore, the chopped cereals are moved to the deep handling side by the handling depth adjusting chain 23 which is adjusted to the deep handling side. Regulated, the harvested cereal meal is fed deeply into the threshing machine.
[0007]
When this cutting is finished, the power steering lever 36 is operated to lower the cutting device 3 by the lifting device 4 so that a state in which high cutting is possible is changed to a state in which low cutting is possible. Then, after the harvested cereal grains conveyed by the harvesting device 3 are conveyed for a certain distance, the handling depth adjustment chain 23 is changed from the deep handling side to the standard handling depth side.
When the reaping automatic stop switch 38a is in the on state, when the cereal sensor provided in the reaping device 3 is cut, the driving of the reaping device 3 is stopped. For state the reaper automatic stop switch 38a is turned on and the relative time until the cutting device 3 is low cutting possible culms sensor definitive state detects cereal稈無to state reaper from device 3 stops driving, The time until the reaping device 3 stops driving after the culm sensor in the state in which the reaper 3 is capable of high mowing detects the state without the culm is lengthened.
[0008]
【The invention's effect】
When the power steering lever 36 is operated to lower the reaping device 3 by the lifting device 4 to change from a state where high mowing is possible to a state where low reaping is possible, the mowing cereals conveyed by the mowing device 3 are conveyed after a certain distance. The depth adjustment chain 23 is changed from the deep handling side to the standard handling deep side. As a result, the harvested cereal rice cake that has been handed over to the handling depth adjusting chain 23 is stably handed over and conveyed. In addition, when the reaping device 3 is lowered to change from a state in which high mowing is possible to a state in which low mowing is possible, in the case where cereals are present in the hand over to the handling depth adjustment chain 23, the handling depth adjustment chain If you try to move 23 forcibly, a large load will be applied to the drive system, but it will be possible to prevent such problems and prevent the cereals from falling from the hand over to the handling depth adjustment chain 23. become able to.
Furthermore, reaper the automatic stop switch 38a enters a state for the time until culms sensor reaping device 3 is definitive in low cutting possible states are cereal稈無to 3 reaper from the detection of the state drive stop, since culms sensor in the high shearing possible states 3 reaper is cereal稈無to 3 reaper from the detection of the state is configured to lengthen the time until the drive stop, and the high cutting In some cases, even if the culm is sparse, that is, even if the culm is in a missing state and the culm sensor detects the absence of culm, the driving of the reaping device 3 does not stop, so high mowing work Can be continued. And the malfunction which pushes down the uncut grain cocoon which is going to carry out high cutting with the reaping apparatus 3 can be prevented now.
[0009]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, an embodiment of the present invention will be described with reference to the drawings.
A threshing machine 2 placed on the combine 1, a reaping device 3 provided in the front part of the threshing machine 2, an elevating device 4 that controls the raising and lowering of the reaping device 3, a reaped cereal culm that has been high-cut or standard-cutted by the reaping device 3. A culm control device including the culm transporting device 5 and the like for transporting and supplying the threshing machine 2 will be described.
[0010]
A traveling device 8 in which a pair of left and right traveling crawlers 7 traveling on the soil surface is stretched is provided on the lower side of the chassis 6 of the combine 1, and the feed 6 is held and conveyed on the chassis 6 by a feed chain 9. A grain tank 10 for threshing the harvested cereal, sorting and collecting the threshed grain and temporarily storing the grain, and a grain auger 10a for discharging the grain stored in the grain tank 10 to the outside of the machine are provided. The threshing machine 2 is mounted and configured. In addition, when the supply grain ridge is very short adjacent to the back side of the feed chain 9, there is provided a threshing short chain 9a that holds only the inlet and opens thereafter.
[0011]
In front of the threshing machine 2, a weeding body 12 that weeds the planted culm from the front end side, a pulling device 13 that causes the weed cereal culm, and a cutting blade device 14 that cuts the induced culm. The chopping device 3 having the culm transporting device 5 that scrapes and conveys the harvested cereal and the supply and transport device 15 that takes over the cereal mash that has been scraped and transferred to the feed chain 9 is moved up and down. A telescopic cylinder 16 that is hydraulically driven by the device 4 is suspended from the front end of the chassis 6 so as to be movable up and down with respect to the soil surface.
[0012]
An operation device 17 that controls the operation of the combine 1 and an operation seat 18 for this operation are provided on one side of the harvesting device 3, and the Glen tank 10 is disposed on the rear side of the operation seat 18, and on the lower side. The engine 19 is mounted, and a cabin 20 that covers the operation device 17 and the operation seat 18 is disposed, and the reaping device 3, the traveling device 8, the threshing machine 2, the operation device 17, the engine 19, the cabin 20, and the like. Thus, a combine body 11 is formed.
[0013]
In the transmission path of the traveling mission 21 mounted on the front end of the chassis 6, a vehicle speed sensor 21 a for detecting the traveling vehicle speed based on the output rotational speed is provided.
As shown in FIGS. 3 and 4, the reaping device 3 has left, middle and right stock transport chains 22a, 22b arranged in a Y-shape for scraping and transporting the stock side of the harvested cereal. 22c is handed over to a handling depth adjustment chain 23 for adjusting the handling depth of the transported cereal to deep and shallow, and this handling depth adjustment chain 23 is moved up and down by a handling depth adjustment motor 24 with its front end as a fulcrum. Left to move the tip side to the upper side of each stock transport chain 22a, 22b, 22c, and the handling depth adjustment chain 23 corresponding to the stock side of the grain straw Each grain tip conveying lugs 25a, 25b, and 25c are arranged to constitute the grain conveying device 5.
[0014]
An appropriate position of a feed adjustment chain 26 that switches over and feeds cereal straws that are taken over from the handling depth adjustment chain 23 and supplied to the threshing machine 2 to the feed chain 9 or the threshing short trough chain 9a is moved forward and backward by a supply adjustment motor 27. A supply conveyance device 15 that is movably arranged is provided and configured.
As shown in FIG. 3, a grain sensor front 28 that detects ON / OFF of the presence or absence of a transported culm in the vicinity of the front end positions of the left and right stock transport chains 22a and 22c of the cereal transporting device 5, and a depth adjustment chain After the culm sensor 29 for detecting the presence / absence of a transported culm in the vicinity of the front position of 23, the culling length for detecting ON / OFF the length / shortness of the culm length in the vicinity of the upper position of the pulling device 13 Depth of handling that detects the handling depth adaptive position of the transported culm near the rear position of the sensor 30 and the right-handed tip transport lug 22c by ON-OFF of the detection tip 31a on the tip side and the detection tip 31b on the stock side The adaptive sensors 32 are arranged so as to be operable.
[0015]
A cutting height sensor 33 for detecting a cutting height by a rotation angle by a potentiometer or the like in the vicinity of a vertical rotation fulcrum position for raising and lowering the cutting device 3 and a conveying grain in the vicinity of a vertical movement fulcrum position of the handling depth adjusting chain 23 A treatment depth position sensor 34 that detects the treatment depth adjustment position of the reed by a rotation angle of a potentiometer or the like is operably disposed, and the treatment depth adjustment chain 23 is detected by detecting high cutting by the cutting height sensor 33. Is adjusted by the handling depth adjusting motor 24 to the depth handling side while being confirmed by the handling depth position sensor 34.
[0016]
In order to avoid collision with the heel at the end of the cutting end position during the cutting operation, when the cutting device 3 is lifted by the lifting device 4 to perform high cutting by operating the power steering lever 36, this high cutting is detected by the cutting height sensor. When it is detected by the shift control switch 37 for automatically adjusting the handle depth adjusting chain 23 to the deep handle side, the main shift by the continuously variable transmission provided in the traveling mission 21 is controlled to be shifted, A main transmission lever 38 provided with an automatic cutting stop switch 38 a for automatically stopping the operation of the cutting device 3 when it is raised, a cutting clutch 39 for turning on and off the cutting device 3, and a traveling mission 21 are provided. A sub-shift lever 40 for switching the sub-shift is arranged on the operating device 17 and configured. Further, a handling depth manual switch 47 for manually changing and controlling the handling depth position is provided.
[0017]
When the high mowing operation is finished at the edge of the cutting operation and the power steering lever 36 is operated, the mowing device 3 is lowered by the elevating device 4 to be changed to the low mowing operation. Until the harvested corn straw being transported by the stock transport chain 22c of the straw transporter 5 is transported for a certain distance, for example, until the harvested grain straw at the transfer start end is transferred to the transfer end. The harvested grain culm is deeply handled while the treatment depth adjusting chain 23 of the corn straw transporting device 5 is adjusted to the deep handling side. This deep handling position is immediately adjusted to the standard handling depth position (shallow handling), and control of the adjustment change is not performed, and the harvested cereal meal being conveyed is transported to the transfer terminal end of the stock transport chain 22a. Then, the handling depth adjustment chain 23 is configured to control the adjustment change to the standard handling depth position.
[0018]
A control device 41 is provided in the operation device 17, and the vehicle speed sensor 21 a, the front and rear cereal sensor sensors 28 and 29, the culm length sensor 30, and the like are handled via the input circuit 42 provided in the control device 41. A depth adjusting sensor 32, a cutting height sensor 33, a handling depth position sensor 34, a cutting control switch 37, a cutting automatic stop switch 38a, and the like are input, and the handling depth is adjusted from the CPU 43 via the output circuit 44. Via the means 35, the handling depth is adjusted by controlling the start and stop of the depth handling adjustment relay 45a, the standard handling adjustment relay 45b, the supply adjustment switching / standard / depth relay 46a, 46b, 46c, etc. It is the structure to control.
[0019]
The operation will be described with reference to the flowchart shown in FIG. 1. The harvesting operation of the combine 1 is started (S-101), the dredge control switch 37 and the like, and the sensors 21a, 28, 29, 30, 32, 33, 34. , 37, etc. are read (S-102), it is determined whether the control switch 37 is ON (S-103), and if it is determined OFF, the process returns to (S-103). When YES is determined, the reaping device 3 is controlled to be lowered (S-104). In (S-103) and (S-104), the handling depth adjusting chain 23 of the culm transporting device 5 is at the deep handling side position. The harvested cereal meal is held by the cereal meal transporting device 5. It is determined whether the harvested cereal meal has been conveyed for a certain distance (S-105), and if it is determined OFF, the process returns to (S-105). If it determines with YES, the supply adjustment chain 26 of the grain haul conveying apparatus 5 will be controlled to a standard handling depth position (S-106), and adjustment control will be complete | finished (S-107).
[0020]
When the handling depth adjustment chain 23 is moved to the highest position by the operation of the handling depth manual switch 47, and further the operation of the saddle control switch 37 continues to the depth handling side, the supply adjustment chain 26 becomes deep. When the operation is performed to the handling side and the operation from the state to the shallow handling side is performed, the reverse operation to the reverse shallow handling side is performed.
Referring to the flowchart shown in FIG. 6, the harvesting operation of the combine 1 is started (S-201), the process proceeds to (S-202), and (S-202) to (S-206) are as shown. If (NO) is determined in (S-203), the process proceeds to (S-207), and (S-207) to (S-211) are controlled as shown in the figure, (S-206), and (S -211), and the determination of NO in each step is also returned (S-212).
[0021]
As a result, only when the handling depth manual switch 47 is operated, the supply adjustment chain 26 can be manually operated and can be used conveniently.
When the handle depth adjustment chain 23 is moved to the highest position by operating the handle depth manual switch 47 and further operated to the deep handle side, the supply adjustment chain 26 is operated to the deep handle side. When operated to the handling side, the reverse operation to the opposite shallow handling side is performed.
[0022]
The operation will be described with reference to the flowcharts shown in FIGS. 7- (a) and 7- (b). The harvesting operation of the combine 1 is started (S-301), and the process proceeds to (S-302). 302) to (S-305) are controlled as shown in the figure, and the determination of ON of (S-305) and (S-304) is also returned (S-306).
Further, the harvesting operation of the combine 1 is started (S-401), the process proceeds to (S-402), (S-402) to (S-406) are controlled as shown, and the process returns (S-407).
[0023]
Thereby, the handling depth adjustment at the edge can be performed manually.
The control of the supply adjustment chain 26 is changed when the vehicle speed of the traveling device 8 of the combine 1 and the rotational speed of the reaping device 3 are high and high, and low and low.
Referring to the flowchart shown in FIG. 8, the harvesting operation of the combine 1 is started (S-501), the process proceeds to (S-502), and (S-502) to (S-509) are as shown. Then, (S-507) and (S-509) are returned (S-511).
[0024]
Thereby, smooth conveyance can be performed by performing handling depth control according to a vehicle speed and a rotational speed.
As shown in the time chart of FIG. 9, the control of the grain feeder 5 of the combine 1 is performed by operating time difference between the return start time (deep handling → standard handling) time t 1 and the return end time t 2 of the supply adjustment chain 26. Thus, the return position of the handling depth adjustment chain 23 is changed and controlled.
[0025]
The operation will be described with reference to the flowchart shown in FIG. 10. The harvesting operation of the combine 1 is started (S-601), the process proceeds to (S-602), and (S-602) to (S-607) are as illustrated. Controlled and returns (S-608).
Thereby, when shifting from the cutting at the time of cutting to the normal cutting, it is possible to reduce the spillage of the cutting cereal rice cake during the transfer, and the transfer is smooth.
[0026]
When the combing control switch 37 and the automatic cutting switch 38a are simultaneously turned on by the combine 1, the OFF delay of the front and rear 28, 29 of the grain sensor under the automatic cutting condition is “off”. The predetermined time (or distance) is set longer than the predetermined time.
The operation will be described with reference to the flowchart shown in FIG. 11. The harvesting operation of the combine 1 is started (S-701), and the process proceeds to (S-702). (S-702) to (S-708) are controlled as shown in the figure. And returns (S-709).
[0027]
As a result, there has been a case where the napped grain potato is pushed during the shoreline cutting control, and this pushing can be prevented.
When the combine 1 is stopped, and the combine 1 is stepped on the parking brake in the work mode, the harvester cereals in the middle of conveyance are conveyed until the front and rear 28, 29 of the culm sensor are turned off.
[0028]
The operation will be described with reference to the flowchart shown in FIG. 12. The harvesting operation of the combine 1 is started (S-801), the process proceeds to (S-802), and (S-802) to (S-809) are as illustrated. Controlled and returns (S-810).
As a result, when the grain candy is stopped while being held, it is possible to transport the harvested corn straw just by stepping on the driving brake without operating the main speed change lever 38.
[Brief description of the drawings]
FIG. 1 is a flowchart.
FIG. 2 is an overall side view of the combine.
FIG. 3 is an enlarged plan view of a reaping device section.
FIG. 4 is an enlarged side view of a reaping device section.
FIG. 5 is a block diagram.
FIG. 6 is a flowchart showing another embodiment.
FIG. 7 is a flowchart showing another embodiment.
FIG. 8 is a flowchart illustrating another embodiment.
FIG. 9 is a time chart showing another embodiment.
FIG. 10 is a flowchart showing another embodiment.
FIG. 11 is a flowchart illustrating an embodiment.
FIG. 12 is a flowchart showing another embodiment.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 3 Cutting device 4 Lifting device 5 Grain conveying device 23 Handling depth adjustment chain 35 Adjustment means 36 Power steering lever 38a Automatic cutting switch

Claims (1)

In a combine provided with an elevating device (4) for raising and lowering the reaping device (3), and a handling depth adjusting chain (23) for adjusting the handling depth of the chopped cereal meal being conveyed by the reaping device (3), In order to avoid collision with the heel, the power steering lever (36) is operated to raise the reaping device (3) by the lifting device (4) so as to make it possible to perform high shave at the time of cutting. (23) is automatically adjusted to the deep-handed side, and the power steering lever (36) is operated and the cutting device (3) is lowered by the lifting device (4) to enable low-cutting from a state where high cutting is possible. In this state, the handling depth adjustment chain (23) is configured to change from the deep handling side to the standard handling depth side after the harvested cereal grains conveyed by the harvesting device (3) are conveyed for a certain distance. In addition, when the culm sensor provided in the reaping device (3) is cut, Device (3) driving the provided automatic stop switch reaper to be stopped (38a) of the, definitive in the state enters the automatic stop switch preparative該刈(38a), said cutting device (3) a low cutting state culms With respect to the time from when the sensor detects the absence of a culm until the cutting device (3) stops driving, the culm sensor in a state in which the reaping device (3) is capable of high mowing detects the absence of the culm Combine the cutting from the apparatus (3) is characterized by being configured so as to lengthen the time until the drive stop.

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