JP2000037132A - Apparatus for grain-unloading operation of combine harvester - Google Patents

Abstract

PROBLEM TO BE SOLVED: To properly and safely perform operations for unloading grains of a combine harvester. SOLUTION: An unloading auger 6 is provided at the rear side of a grain tank 3 placed in the side of a thresher 1 on a chassis 2 and storing grains through receiving grains threshed by a thresher 1 and unloaded, and consists of a vertical auger tube 4 and a horizontal one 5. The auger tube 4 conveys grains unloaded from the tank 3 to unload them, and the auger tube 5 is coupled with the top of the tube 4 and can swivel. An unloading lever 8 for interlocking an unloading clutch 7 conducting power transmission to the auger 6 is provided above the tube 4 at the housed, swivel position in the side of the thresher 1.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a grain discharging operation device for discharging harvested grains stored in a combine grain tank to the outside of a machine.

[0002]

If the dumping operation of the dumping auger is performed carelessly, the kernels may be scattered in the field scene. For this reason, when it is in a dumping auger dumping position, it is difficult to perform a dumping operation, and it is possible to perform an accurate dumping operation without erroneous operation.

[0003]

According to the present invention, a threshing apparatus 1 is provided.
The grain discharged from the grain tank 3 is disposed on the rear side of the grain tank 3 which is disposed on the vehicle body 2 on the side of the grain tank 3 and receives and stores the grain threshed by the threshing apparatus 1. A threshing auger 6 composed of a vertical auger tube 4 to be fed and a swivelable horizontal auger tube 5 connected to the upper end thereof is provided. On the side of the device 1, a combine dumping operation device is provided, which is provided with a dumping lever 8 that interlocks with a dumping clutch 7 that transmits the dumping auger 6.

[0004]

In the combine operation, the grains to be threshed by the threshing apparatus 1 are transported and stored in the Glen tank 3. At this time, the threshing auger 6 is in the storage position, the threshing lever 8 is on the side of the threshing device 1 at the upper part of the vertical auger tube 4,
Even if an operator attempts to perform the threshing operation of the threshing lever 8 from the outside or the rear side of the Glen tank 3, it is difficult to operate the threshing lever 8 located on the back side or the back side of the vertical auger tube 4.

When the grain storage in the Glen tank 3 is full and a grain discharging operation is performed, the grain discharging auger 6 is turned from the storage position to the grain discharging position. At this time, the threshing lever 8 located at the upper part of the vertical auger tube 4 is located from the back side of the threshing device 1 to the rear side or the outer side of the threshing device 1 so that the operation of the threshing lever 8 can be easily performed. . As described above, the dumping lever 8 is located at a position where it is difficult to operate on the back side in the storage position of the dumping auger 6, and is located at a position where it is easy to operate on the near side at the dumping position of the dumping auger 6. Erroneous operation of threshing during mowing and threshing work is eliminated, and only at the threshing position of the auger auger 6, the threshing lever 8 is easily operated, and the threshing clutch 7 is interlocked to accurately perform threshing. be able to.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A harvesting device 10 is supported at the front of a vehicle body 2 having a crawler traveling device 9 so as to be able to move up and down. You. Numeral 11 denotes a threshing chamber in which the handle of the threshing apparatus 1 is mounted, 12 is a clamping rod for transporting threshing culm, 13 is a feed chain, 14 is a culm chamber provided on the rear side of the threshing chamber 11, and 15 is It is a culm processing device that receives and processes culm.

On one side of the vehicle body 2, a cockpit 16, a cockpit 17, a cabin 18 covering these, a threshing device 1
A grain tank 3 for receiving and storing threshing and sorting grains taken out from the grain raising machine 19, and a grain discharging auger 6 for grain discharging from the grain tank 3 to the outside of the machine are arranged. The Glen tank 3 is provided with an auger 20 extending in the front-rear direction at the bottom, and the lower end of the vertical auger tube 4 is connected to the rear end of the auger 20. Further, the front portion is interlocked with a belt 22 between the output shaft 21 interlocked with the engine side,
A tension clutch pulley 23 is provided, and by turning the tension clutch pulley 23 on,
The threshing clutch 7 is configured to transmit the auger 20 and the auger auger 6 to discharge the threshing.

[0008] The threshing auger 6 is located between the rear side of the Glen tank 3 and the rear of the threshing device 1 and has a vertical auger tube 4.
A horizontal auger tube 5 connected to the upper end of the vertical auger tube 4 is provided in a substantially horizontal state, and can be discharged from a discharge port 24 at the tip end. In addition, this threshing auger 6
Is a configuration in which the horizontal auger tube 5 is turned around the vertical auger tube 4 part. This horizontal auger tube 5
Is located on the reaper 10 next to the cabin 18 as the storage position A, and is in this storage position during non-working and during cutting and threshing work.

When the grains stored in the Glen tank 3 after harvesting are discharged to the outside of the machine, the discharged auger 6 is swiveled around the vertical auger tube 4 to move the horizontal auger tube 5 to the threshing device 1. From the side to the rear, the dumping position B is set to the upper side of the trailing tank truck or the like. The auger auger 6
Is the elbow cylinder 2 at the rear end of the auger 20 at the bottom of the Glen tank 3.
The lower end of the vertical auger tube 4 is rotatably supported and fitted on the top 5, and the horizontal auger tube 5 is turned by this rotation.
The bottom of the elbow cylinder 25 is supported on the upper surface of the vehicle body 2 and fixed by bolting. Also, the auger 20 on the Glen tank 3 side
, A bevel gear or the like that can rotate the auger 26 in the vertical auger tube 4 and the auger in the horizontal auger tube 5 in conjunction therewith is disposed.

[0010] A bracket 27 is attached to the rear side of the elbow cylinder 25, and the arm plate 2 is attached to the bracket 27.
8 is provided rotatably around the pin 29. A stopper arm 31, which is engaged and rotated by an arm lever unit 30 integrated with one end of the arm plate 28, is rotatably supported around a pin 32 in the vertical direction. When the stopper arm 31 is rotated against the spring 33 and is rotated from the disengaged position C of the clutch to the engaged position D in conjunction with the thruster clutch 7, the stopper 34 at the distal end is connected to the vertical auger tube 4. It is configured to be engaged with the integrated rack 35 to fix the turning position of the dumping auger 6.

The dumping lever 8 is attached to the upper part of the vertical auger tube 4 with a bracket or the like. The position of the attached threshing lever 8 is provided at the storage position A of the horizontal auger tube 5 so as to be opposed to the threshing apparatus 1 on the back side and on the side which is difficult for the operator to reach. Also, horizontal auger tube 5
Is moved to a position on the rear side that is easily accessible.

A wire 36 connects between the dumping lever 8 and the lower arm 28. Further, a wire 37 is provided in addition to the wire 36, and is configured to be interlocked with the threshing lever so that the wire 37 can be operated from another position such as the cockpit 17. A clutch wire 38 is connected to the other end of the arm 28 so that the tension clutch pulley 23
Can be operated to switch the dumping clutch 7 between the on position and the off position.

In the configuration in which the wires 36 and 37 are interlocked from two places, plates 48 and 39 are provided at both ends of the pin 44, and the elongated holes 40 and 4 of the plates 48 and 39 are provided.
The connection pins 42 and 43 at the ends of the wires 36 and 37 are slidably engaged with 1 to enable independent operation. During the harvesting operation of the combine, the dumping auger 6 is placed at the storage position A. At this time, the threshing lever 8 is on the front side and is approaching the threshing device 1 side. For this reason, it is difficult for the operator to operate the dumping lever 8 from the rear or side.

At this time, the dumping lever 8 is in the clutch release position, and the augers 20 of the auger 20 and the dumping auger 6 are not rotated. When the harvesting operation is interrupted and the grain tank 3 is to be drained, the operator moves the dumping auger 6 from the storage position A to the dumping position B by turning the horizontal auger tube 5 or the like. Thereby, the dumping lever 8 provided on the vertical auger tube 4 is moved from the rear side to a position where it can be easily operated.

Here, when the dumping lever 8 is operated from the disengaged clutch 7 disengaged position to the engaged position, the wire 36 is pulled, the arm plate 28 is rotated, and the tension clutch pulley 23 is moved via the wire 38 to the belt 22. And the auger 20 is transmitted. Further, the auger 26 is also transmitted, and the grains in the Glen tank 3 are discharged from the elbow cylinder 25 through the discharge auger 6 to the outside through the discharge port 24 at the tip.

At the time of this threshing, the arm lever portion 30 integral with the arm plate 28 allows the stopper arm 3
Since 1 is rotated from the cutting position C to the entering position D against the spring 33, the stopper 34 is engaged with the rack 35, and the dumping auger 6 is fixed at the turning position. In FIG. 7, the point different from the above example is that the horizontal auger tube 5 of the dumping auger 6 is configured to extend and contract the end auger 46 with respect to the base auger 45, and the shortest position E of the end auger 46 expands and contracts. By providing a position sensor for detecting the center position N between the longest position F and the center position N, the position of the dumping position can be easily adjusted.

Reference numeral 47 denotes a truck, and
And receiving the threshing from

[Brief description of the drawings]

FIG. 1 is a plan view of a dumping auger section and a side view thereof.

FIG. 2 is a side view, a plan view, and a rear view of a wire interlocking unit.

FIG. 3 is an enlarged side view of a part thereof.

FIG. 4 is a plan view of a stopper arm.

FIG. 5 is a side view of the combine.

FIG. 6 is a plan view of the combine.

FIG. 7 is a plan view showing the operation of the auger auger.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Threshing device 2 Body 3 Glen tank 4 Vertical auger tube 5 Horizontal auger tube 6 Threshing auger 7 Threshing clutch 8 Threshing lever

Claims (1)

[Claims] 1. A grain tank 3 disposed on the vehicle body 2 on the side of the threshing apparatus 1 and receiving and storing the grains extracted by the threshing apparatus 1
Auger 6 consisting of a vertical auger tube 4 for discharging the grains discharged from the container and a swivelable horizontal auger tube 5 connected to the upper end thereof.
At the upper part of the vertical auger tube 4 in the storage turning position, the threshing clutch 7 of the threshing auger 6
Combine dumping operation device provided with a dumping lever 8 interlocking with the above.