JP2000032831A - Levee-side controlling apparatus for combine or the like - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a levee-side controlling apparatus free from the trouble of rotational fault, etc., of various parts by carrying out a specific change control by a regulation means when the high-level cutting at a levee side is completed and a reaped culm is transported after the controlled lowering of a reaping apparatus. SOLUTION: The combine, etc., having the objective levee-side controlling apparatus are provided with a lifting apparatus 4 to lift a reaping apparatus 3 in the reaping of a standing culm at a levee side to avoid the collision of the apparatus with the levee and a regulation means 35 to regulate the threshing depth of reaped culm transferred by a culm transferring apparatus 5. When the high-level cutting at the levee side is finished and the reaped culm is transferred by the culm transferring apparatus 5 by a prescribed distance after the controlled lowering of the reaping apparatus 3 by the lifting apparatus 4, the threshing depth of the culm transferring apparatus 5 is changed from a deep- threshing state to a standard threshing state by the regulation means 35.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a culm conveying device for conveying a cut culm and feeding the cut culm to a deep-handling side while controlling a cutting device up and down on a ridge to cut a culm at a high height. When the cut culm is conveyed for a certain distance by the cereal culm conveying device after the mowing on the ridge ends and the mowing device is lowered and controlled, the handling depth of the cereal culm conveying device is adjusted. This technology changes the position from the deep handling side to the standard handling depth side, and can be used for a ridge control device such as a combine.

[0002]

2. Description of the Related Art At the time of harvesting with a combine, the combine is run in a field and a reaping device is used to cut the erected cultivars in the field. When approaching, the mowing device is controlled to be raised by the elevating device to a position approximately above the ridge so that the components provided at the tip of the mowing device do not collide with the ridge, and the pilgrim culm is trimmed to a high level. The grain culm conveying device that conveys the cut and harvested culm and supplies it to, for example, a threshing machine is controlled so that the handling depth is adjusted to the deep-handling side by adjusting means, and the harvested grain culm is in a deep-handed state. And threshing by supplying to the threshing machine.

[0003] When the mowing at the ridge ends, the mowing device is controlled to descend to a predetermined position on the field scene by the elevating device, and the grain culm transport device is standard-handled from the deep handling side by the adjusting means. The grain culm is adjusted to the deep side, and the harvested grain culm is supplied to the threshing machine at this standard handling depth by the grain culm conveying device and threshed.

[0004]

When the mowing on the ridge is completed, the mowing device is controlled to descend, and the grain culm transport device is also immediately adjusted and controlled from the deep handling side to the standard handling depth side. In some cases, the rotation of the motor to be driven is adjusted and controlled without reducing the load, thereby causing rotation failure in each part. The present invention is intended to solve this problem.

[0005]

For this purpose, the present invention relates to a lifting device for raising and lowering the reaping device 3 in order to avoid collision with the ridge when cutting the raised culm culm by the reaping device 3. In a combine or the like provided with a device 4 and an adjusting means 35 for adjusting the handling depth of the harvested cereal culm conveyed by the cereal culm conveying device 5, high cutting on the ridge end is completed and the lifting device 4 When the harvested grain culm is conveyed by a certain distance by the grain culm conveying device 5 after lowering the cutting device 3, the handling depth of the grain culm conveying device 5 is standardized from the deep handling side by the adjusting means 35. The configuration of a ridgeside control device for a combine or the like, characterized in that the change control is performed to the deep side.

[0006]

In the harvesting operation using the combine, the combine is run in the field and the reaping device 3 cuts the pied cereal culm in the field. When approaching, the mowing device 3 is controlled to be raised by the elevating device 4 to a substantially upper position of the ridge so that the components provided at the distal end of the mowing device 3 do not collide with the ridge, and the raised culm is cut high. A cereal culm conveying device 5 that conveys the high-cut mowing cereal culm and supplies it to, for example, a threshing machine
Is adjusted by the adjusting means 35 so that the harvested culm is supplied to the threshing machine in a deeply handled state and threshed.

[0007] When the mowing at the ridge ends, the mowing device 3 is controlled to descend to a predetermined position on the field scene by the elevating device 4, and the mowing culm being transported by the cereal conveying device 5 is moved by a predetermined distance. When transported, the handling depth of the grain culm transport device 5 is adjusted from the deep handling side to the standard handling depth side by the adjusting means 35.
The harvested culm at this standard handling depth is supplied to a threshing machine and threshed by the culm conveying device 5.

[0008]

When the cutting device 3 is controlled to be lowered from the upper row position to the predetermined position on the field scene by the lifting device 4, the culm conveying device 5 that conveys and supplies the cut cereal culm has a constant cut culm. When transported by a distance, the handling depth is changed and controlled by the adjusting means 35 from the deep handling side to the standard handling depth side, so that the load on the motor to be rotated is reduced, and the standard handling depth is reduced. By performing the change control to the side, the occurrence of a problem such as a rotation failure can be prevented.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. Threshing machine 2 mounted on combine 1,
The reaper 3 provided at the front of the threshing machine 2, the reaper 3
Lifting device 4 that controls lifting and lowering, high mowing with this reaping device 3,
Alternatively, a ridge control device including a culm conveying device 5 and the like that conveys the standard-cut mowed cereal culm and supplies it to the threshing machine 2 will be illustrated and described.

A traveling device 8 having a pair of left and right traveling crawlers 7 for traveling on the soil surface is disposed below the undercarriage 6 of the combine 1, and a feed chain 9 is held on the undercarriage 6 by a feed chain 9. A grain tank 10 for threshing the grain culm supplied as such, and for selectively collecting and collecting the threshed grains, and a grain auger 10a for discharging the grains stored in the grain tank 10 to the outside of the machine. Is mounted. When the feed culm is an extremely short culm adjacent to the back side of the feed chain 9, a short hull short culm 9a that sandwiches only the entrance portion and is opened thereafter is provided.

In front of the threshing machine 2, a weeding body 12 for weeding the planted grain culm from the front end side, a raising device 13 for causing the weeded grain culm, and a cutting blade for cutting the caused grain culm. A harvesting device 3 having a device 14, a grain stalk transport device 5 for scraping and transporting the cut culm, a supply transport device 15 for taking over the grain stalk being scraped and transported to the feed chain 9, and the like. Is suspended from the front end of the chassis 6 by a telescopic cylinder 16 driven by a hydraulic drive of the lifting device 4 so as to be able to move up and down on the soil surface.

An operating device 17 for controlling the operation of the combine 1 and an operating seat 18 for this operation are provided on one side of the reaper 3, and the Glen tank 10 is arranged behind the operating seat 18. A cabin 2 having an engine 19 mounted on the lower side and covering the operation device 17 and the operation seat 18
The harvester 3, the traveling device 8, the threshing machine 2, the operating device 17, the engine 19, the cabin 20, and the like constitute a combine body 11.

A vehicle speed sensor 21a for detecting the traveling vehicle speed based on the output rotation speed is provided in the transmission path of the traveling mission 21 mounted on the front end of the chassis 6. As shown in FIGS. 3 and 4, the reaper 3 includes left, middle, and right stock transfer chains 22a, 22b, which are arranged in a Y-shape for scraping and transferring the stock side of the cut stalks. 2
2c, the handling depth of the transported grain culm is taken over by a handling depth adjusting chain 23 for adjusting the handling depth of the grain to be deep or shallow, and the handling depth adjusting chain 23 is provided with its front end as a fulcrum.
, And the top side of each of the root conveyor chains 22a, 22b, 22c and the handling depth adjustment chain 23 is conveyed corresponding to the root side of the grain stem. Left, middle and right ear tip transfer lugs 25a,
The grain stalk transport device 5 is configured by arranging 25b and 25c.

The appropriate position of the supply adjusting chain 26 which switches the grain culm which is taken over from the handling depth adjusting chain 23 and is supplied to the threshing machine 2 to the feed chain 9 or the threshing short culm chain 9a is set to an appropriate position. 27, a supply and transport device 15 which is disposed so as to be movable back and forth is provided. As shown in FIG. 3, in front of the cereal stalk sensor 28 for detecting ON / OFF of the cereal culm in the vicinity of each front end position of the left and right stock transfer chains 22a and 22c of the cereal culm conveying device 5
29, after the grain culm sensor for ON-OFF detecting the presence or absence of the transported grain culm near the front position of the handling depth adjusting chain 23.
And a culm length sensor 30 that detects ON / OFF the length of the culm length of the harvested grain culm in the vicinity of the upper position of the raising device 13, and a handling depth adaptation of the grain culm in the vicinity of the rear position of the right ear tip conveying rug 22c. The position is set to the tip side detection rod 31a,
And a handling depth adaptive sensor 32 that is detected by ON-OFF of the detection rod 31b on the stock base side is arranged so as to be operable.

A cutting height sensor 33 for detecting a cutting height by a rotation angle of a potentiometer or the like near a vertical rotation fulcrum position for raising and lowering the cutting device 3, and a vicinity of a vertical movement fulcrum position of the handling depth adjusting chain 23. And a handling depth position sensor 34 for detecting the handling depth adjustment position of the transported grain culm by a rotation angle of a potentiometer or the like, and operatively disposed. The adjusting depth of the adjusting chain 23 is adjusted by the handling depth adjusting motor 24 to the deep handling side while being confirmed by the handling depth position sensor 34.

In order to avoid collision with the ridge at the end of the ridge at the end position of the reaping during the mowing operation, when the mowing device 3 is raised by the lifting device 4 by operating the power steering lever 36 to perform high mowing, this high mowing is performed. A ridge control switch 37 for automatically adjusting the handling depth adjustment chain 23 to the deep handling side when detected by the cutting height sensor 33;
A main shift lever 38 provided with a cutting automatic stop switch 38a for controlling a speed change of a main shift by a continuously variable transmission provided therein and automatically stopping the operation of the reaper 3 when the reaper 3 is raised; Clutch 39 for turning on and off
And an auxiliary transmission lever 40 provided in the traveling transmission 21 and configured to switch an auxiliary transmission to shift the speed. Further, a manual operation switch 47 for manually changing and controlling the operation depth position is provided.

When the high mowing operation is completed at the ridge in the above-mentioned mowing operation and the mowing device 3 is lowered by the lifting device 4 by operating the power steering lever 36, the mowing device is changed to low mowing. Until the harvested grain culm being transported by the stock transport chain 22c of the grain culm transporting device 5 of the third is transported by a certain distance, for example, until the harvested grain culm of the transport start end is transported to the transport end. During this time, the cut grain culm is deeply handled while the handling depth adjusting chain 23 of the grain culm transport device 5 is adjusted to the deep handling side. The harvested culm being transported is transported to the transfer end portion of the stock transport chain 22a without performing the control of adjusting and changing the deep handling position to the standard handling depth position (shallow handling) immediately. Then, the handling depth adjustment chain 2
Reference numeral 3 denotes a configuration in which the control of the adjustment change to the standard handling depth position is performed.

A control device 41 is provided inside the operation device 17 and an input circuit 42 provided in the control device 41 is provided.
To the CPU 43 via the vehicle speed sensor 21a and the grain stalk sensor.
Rear 28, 29, culm length sensor 30, handling depth adaptive sensor 3
2. The cutting height sensor 33, the handling depth position sensor 34, the ridge control switch 37, the automatic cutting stop switch 38a, and the like are input, and the CPU 43 passes through the output circuit 44 via the handling depth adjusting means 35 , Deep handling adjustment relay 45a,
Standard handling adjustment relay 45b and supply adjustment switching / standard
In this configuration, the starting and stopping of the deep relays 46a, 46b, 46c and the like are controlled to adjust and control the handling depth.

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), ridge-side control switch 37, etc., and each sensor 21
The values of a, 28, 29, 30, 32, 33, 34, 37, etc. are read (S-102), and the row-side control switch 3 is read.
7 is turned on (S-103), and if it is turned on, the process returns to (S-103). If YES is determined, the mowing device 3 is controlled to descend (S-104), and (S-103) and (S-104) are the handling depth adjusting chains 2 of the grain culm conveying device 5.
Numeral 3 is a deep handling side position, in which the harvested grain culm is held by the grain culm transport device 5. It is determined whether the harvested grain culm has been transported a fixed distance (S-105), and if it is determined to be ON (S-105).
Return to If determined to be YES, the supply adjusting chain 26 of the grain culm transport device 5 is controlled to the standard handling depth position (S-1).
06), the adjustment control ends (S-107).

By operating the manual operation switch 47,
When the handling depth adjusting chain 23 is operated to the highest position, and the ridge control switch 37 is continuously operated to the deep handling side, the supply adjusting chain 26 is operated to the deep handling side, and from that state. When the operation to the shallow-hand side is performed, the reverse operation to the reverse shallow-hand side is performed. The operation will be described with reference 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 the process proceeds to (S-202).
-202) to (S-206) are controlled as shown,
If NO is determined in (S-203), the process proceeds to (S-207), and (S-207) to (S-211) are controlled as illustrated, and (S-206) and (S-211). Also, the determination of NO in each step is also returned (S-212).

As a result, the supply adjusting chain 26 can be manually operated only when the manual operation switch 47 is operated, so that it can be conveniently used. The handling depth manual switch 47
By operating the handle depth adjustment chain 23 to the highest position by the operation of, the supply adjustment chain 2
Reference numeral 6 denotes a configuration that is operated to the deep handling side, and when it is operated from that state to the shallow handling side, the operation reverses to the opposite shallow handling side.

The operation will be described with reference to the flowcharts shown in FIGS. 7A and 7B.
Harvesting work is started (S-301), (S-302)
Then, (S-302) to (S-305) are controlled as shown, and the determination that (S-305) and (S-304) are ON is also returned (S-306). Also, combine 1
Harvesting work is started (S-401), (S-402)
Then, (S-402) to (S-406) are controlled as shown, and the process returns (S-407).

Thus, it is possible to manually adjust the handling depth near the ridge. The control of the supply adjusting chain 26 is changed when the vehicle speed of the traveling device 8 of the combine 1 and the rotation speed of the reaper 3 are high and high, and when the rotation is low and low. The operation will be described with reference to the flowchart shown in FIG. 8. The harvesting operation of the combine 1 is started (S-501), and the process proceeds to (S-502), where (S-502) to (S-509) are as illustrated. It is controlled, and (S-507) and (S-509) are returned (S-511).

Thus, smooth conveyance can be performed by controlling the handling depth according to the vehicle speed and the rotation speed. The control of the grain stalk conveying device 5 of the combine 1 is performed by the supply adjusting chain 2 as shown in the time chart of FIG.
By operating the time difference between the time t ₂ of time t ₁ and the return end of the 6 return start (depth threshing → standard rowing), it is configured to change control of the return position of the threshing depth adjusting chain 23.

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), proceed to (S-602) and proceed from (S-602) to
(S-607) is controlled as shown and returns (S-608). This makes it possible to reduce the spillage of the harvested culm during the transportation during the transition from the cutting at the ridge to the normal cutting, and the transportation is smooth.

The ridge control switch 37 in the combine 1
When the cutting automatic stop switch 38a is turned ON at the same time, the cutting automatic stop condition 2 before and after the grain culm sensor.
In this configuration, the ON delay of 8, 29 is set to a predetermined time (or distance) longer than when the ridge control is “off”. FIG.
The operation will be described with reference to the flowchart shown by (1). The harvesting operation of the combine 1 is started (S-701), and (S-701).
The process proceeds to step 702) (S-702) to (S-708) is controlled as shown, and returns (S-709).

In this manner, the erected culm may be pushed down during the cutting control on the ridge, but this pushing can be prevented. The combine 1 is stopped and this combine 1
When the vehicle brake is depressed in the work mode,
This is a configuration in which the harvested culm during transportation is transported until the rear 28 and 29 are turned off.

The operation will be described with reference to the flowchart shown in FIG. 12. The harvesting work of the combine 1 is started (S
-801), proceed to (S-802) and proceed from (S-802)
(S-809) is controlled as shown and returns (S-810). This allows the harvested grain culm to be conveyed only by depressing the drive brake without operating the main transmission lever 38 when the grain culm is stopped with the grain stalk held therebetween.

[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 the reaper unit.

FIG. 4 is an enlarged side view of the reaper unit.

FIG. 5 is a block diagram.

FIG. 6 is a flow chart showing another embodiment.

FIG. 7 is a flow chart showing another embodiment.

FIG. 8 is a flow chart showing another embodiment.

FIG. 9 is a diagram showing another embodiment, and is a time chart.

FIG. 10 is a flow chart showing another embodiment.

FIG. 11 is a flowchart showing another embodiment, and is a flowchart.

FIG. 12 is a flowchart showing another embodiment, and is a flowchart.

[Explanation of symbols]

 Reference Signs List 3 harvesting device 4 lifting device 5 grain stalk transport device 35 adjusting means

Claims (1)

[Claims] When the reaping culm is harvested by the reaping device, the reaping device is used to avoid collision with the ridge at the edge of the ridge.
In a combine or the like provided with an elevating device 4 for raising and lowering and an adjusting means 35 for adjusting the handling depth of the harvested grain culm transported by the grain culm transporting device 5, the high mowing on the ridge ends. When the cut culm is conveyed by the culm conveying device 5 for a predetermined distance after the mowing device 3 is controlled to be lowered by the elevating device 4, the handling depth of the cereal culm conveying device 5 is deeply handled by the adjusting means 35. A ridgeside control device for a combine or the like, characterized in that the control is performed to change from the cutting side to the standard handling depth side.