JP2003310034A - Operating section for combine harvester - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an operating section for combine harvester, enabling a front display panel to be easily checked visually and favorably securing the operating efficiency as well. <P>SOLUTION: The operating section has the following scheme. A panel supporting frame is set up on the upper part side wall of a steering column in an overhung fashion externally sideways and the front display panel is attached to the panel supporting frame. Thus, when an operator who is making a reaping work with his eyes turning forwardly downward is to visually check the front display panel, he can do it by merely shifting a bit the line of sight downward, enabling the display panel to be easily checked visually and favorably securing the operating efficiency as well. <P>COPYRIGHT: (C)2004,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a combine operating section.

[0002]

2. Description of the Related Art Conventionally, as one form of a combine driving section, a steering column is erected on a floor, and a steering wheel is attached to a wheel support shaft projecting upward from the steering column. There is a vehicle in which a seat is arranged and a side operation column is arranged at a side position of the steering column.

Various display panels such as a monitor display panel and a speedometer are provided on the upper surface of the side operation column.

[0004]

However, in the operation part of the combine described above, since various display panels are provided on the upper surface of the side operation column, the operator who is performing the reaping work with the line of sight directed toward the lower front is However, when visually recognizing various display panels, the operator has to move the line of sight directed forward and downward to the side operation column side by side, and there is a problem that work efficiency is reduced.

[0005]

Therefore, in the present invention, a steering column is erected on the floor and a steering wheel is attached to a wheel support shaft projecting upward from the steering column, and the steering column is provided at a rear position of the steering wheel. In the combine driver's drive section with seats, a panel support frame is provided on the upper side wall of the steering column so as to project outward, and a front display panel is attached to the panel support frame. To do.

The present invention is also characterized by the following configurations.

(1) The panel support frame has a base end portion fixed to the side wall of the steering column and a tip end portion extended outward, and a side operation column support frame arranged laterally of the steering column. Be fixed by connecting to.

(2) The panel support frame has a base end fixed to the side wall of the steering column, a tip end extended outward, and is fixedly connected to a side pillar of the cabin covering the driving part. thing.

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below.

That is, the combine according to the present invention has a basic structure in which a steering column is erected on the floor,
The steering wheel is attached to the wheel support shaft that projects upward from the steering column, and the seat is located behind the steering wheel.

As a characteristic structure, a panel support frame is provided on the upper side wall of the steering column so as to project outward, and a front display panel is attached to the panel support frame.

In addition, the left panel support frame has a base end fixed to the side wall of the steering column, a distal end extending outward, and a side operation column supported laterally of the steering column. It is fixed by connecting to the frame.

The right panel support frame has its base end fixed to the side wall of the steering column, and has its tip end extended outward and fixed by being connected to the side pillar of the cabin that covers the driving part. is doing.

[0014]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1A shows a combine according to the present invention, in which the vehicle body frame 2 is mounted on a pair of left and right crawler type traveling portions 1, 1 and the front end of the vehicle body frame 2 is mounted. The harvesting unit 4 is attached to the section, the threshing unit 6 is disposed on the left front portion of the vehicle body frame 2, and the sorting unit 7 is disposed immediately below the threshing unit 6, while the rear upper portion of the sorting unit 7 is disposed. That is, the straw processing unit 8 is provided immediately after the threshing unit 6. 11 is a grain culm conveying mechanism provided in the mowing unit 4, 12 is a cutting blade, and 13 is a handling cylinder provided in the threshing unit 6.

The combine A is the body frame 2
The operation unit 9 is provided on the upper right front part, and the grain storage unit 10 is provided immediately after the operation unit 9 and immediately above the threshing unit 6.

Further, a feed chain 14 extending in the front-rear direction is arranged at a left side position of the handling cylinder 13 provided in the threshing section 6, and a narrowing rod 15 is arranged above the feed chain 14 so as to face the narrowing rod 15. By arranging, the narrow rod 15 and the feed chain 14 cooperate to hold the root portion of the grain rod, and the tip of the grain rod along the lower peripheral surface of the handling cylinder 13. They are transported from the front to the rear.

With the above-mentioned structure, the cutting culms vegetated in the field are cut by the cutting blade 12 provided in the cutting unit 4, and the cut culms are reared by the grain culm conveying mechanism 11 provided in the cutting unit 4. The feed chain 14 is conveyed upward and delivered to the feed chain 14, and the feed chain 14 and the narrowing rod 15 hold the root portion of the grain rod, and the tip of the grain rod extends along the lower peripheral surface of the handling cylinder 13. In addition, the grain is conveyed from the front to the rear, threshed by the handling cylinder 13, the threshed grain is sorted by the sorting unit 7, and the sorted clear grain is transported and stored in the grain storage unit 10. On the other hand, the straw is processed as straw.

As shown in FIGS. 2 and 3, the operating section 9 has a wheel in which a steering column 22 is provided upright in front of a floor 21 in the cabin 20 and protrudes upward from the steering column 22. A steering wheel 24 is attached to the support shaft 23, a seat 25 is arranged at a rear position of the steering wheel 24, and a side operation column 26 is arranged at a left side position of the steering wheel 24. R is the engine room, and M is the mission section.

As shown in FIG. 4, the left and right side panel support frames 30 and 31 are respectively provided on the upper left and right side walls of the steering column 22 so as to project outward, and the front display is provided on each panel support frame 30 and 31. Panel 32 is attached.

That is, the left panel support frame 30 is
The base end portion 30a is fixed to the left side wall of the steering column 22 with a fixing bolt 35 via a left side fixing bracket 34, while the tip end portion 30b is once raised upward and is extended substantially horizontally to the left outside, and further. It is extended rearward, and is connected and fixed to the front end portion of the side panel lateral support frame 36 of the side operation column 26 arranged on the left side of the steering column 22 by a connecting bolt 38 via a connecting bracket 37. A side panel vertical support frame 39 supports the side panel horizontal support frame 36 from below.

In the right panel support frame 31, the base end portion 31a is fixed to the right side wall of the steering column 22 by the fixing bolt 41 via the right fixing bracket 40, while the tip end portion 31b is once raised. , Is extended substantially horizontally to the right and outward, and is connected and fixed to a side pillar 42 on the right front portion of the cabin 20 by a connecting bolt 44 via a connecting bracket 43.

Here, the left and right fixing brackets 34, 40
Is fixed to the steering column 22 by a bracket support frame 45 as shown in FIG.
A plurality of fixed position adjustment holes 46, 46 are formed in 34, 40, so that the adjustment at the time of assembling each panel support frame 30, 31 can be easily performed through these fixed position adjustment holes 46, 46. I have to.

As shown in FIGS. 4 to 7, the left and right panel support frames 30 and 31 assembled in this manner are provided with a front display panel 32 formed by extending them in the left-right direction. Switch panels 47, 47 are provided on the left and right sides of the front display panel 32, respectively.

As shown in FIGS. 5 and 7, the side operation column 26 is provided with the side panel horizontal support frame 36 and the side panel vertical support frame 39, and these side panel vertical and horizontal support frames are provided. Side panels 48 provided on the upper surface of the side operation column 26 by the support frames 39 and 36.
And the front end of the side panel 48 is connected to the left end of the front display panel 32.

As shown in FIGS. 5 to 7, the side operation column 26 is provided with a main speed change lever 49, a sub speed change lever 50, and a work lever 51, and the upper ends of these levers 49, 50, 51 are gripped. Lever guide grooves 52, 53, provided on the side panel 48
It is projected above 54. 55 is a footrest, 56 is a pouring pedal, 57 is a parking pedal, and 58 is a lock lever.

In this way, in this embodiment, when the operator M, who is performing the reaping work with his line of sight directed forward and downward, visually recognizes the front display panel 32, the operator M slightly lowers his line of sight. The front display panel 32 can be brought into the field of view simply by shifting it, so that the front display panel 32 can be easily visually recognized and the work efficiency can be secured well.

Moreover, the front display panel 32 can easily adjust the mounting position on the steering column 22 through the left and right panel support frames 30 and 31, and can be integrated with the panel support frames 30 and 31. The number of parts can be reduced by adopting this method.

Further, the left side panel support frame 30 for supporting the left side half of the front display panel 32 is provided between the steering column 22 and the support frame 36 of the side operation column 26, and By arranging the right side panel support frame 31 supporting the right side half portion between the steering column 22 and the side column 42 of the cabin 20, the rigidity of the steering column 22 is increased through the respective panel support frames 30, 31. I am able to do that.

As a result, the steering wheel mounted on the steering column 22 via the wheel support shaft 23.
It is possible to reduce the vibration of the steering wheel 24, reduce the discomfort of the operator who holds the steering wheel 24 and operates, and improve the operability.

[0031]

According to the present invention, the following effects can be obtained.

(1) According to the first aspect of the present invention, the panel support frame is provided on the upper side wall of the steering column so as to project outward, and the front display panel is attached to the panel support frame.

In this way, when the operator who is performing the reaping work by directing his sight line to the lower front, visually recognizes the front display panel, the operator merely shifts the sight line downward, and the front display panel is moved. The front display panel can be easily viewed because it can be put in the field of view, and the work efficiency can be secured satisfactorily.

Moreover, the front display panel can easily adjust the mounting position to the steering column via the panel support frame, and the number of parts can be reduced by integrating with the panel support frame. .

(2) According to the present invention as set forth in claim 2, the panel support frame has a base end portion fixed to the side wall of the steering column and a tip end portion thereof extending outward and laterally of the steering column. It is fixed by being connected to the supporting frame of the side operation column that is arranged.

In this way, by arranging the panel support frame for supporting the front display panel between the steering column and the side operation column support frame, the rigidity of the steering column can be increased through the panel support frame. Can be increased.

As a result, the vibration of the steering wheel attached to the steering column via the wheel support shaft can be reduced, and the discomfort of the operator who holds and operates the steering wheel can be reduced. At the same time, the operability can be improved.

(3) According to the present invention as set forth in claim 3, the panel support frame has a base end portion fixed to the side wall of the steering column and a tip end portion extending outward and a cabin for covering the driving portion. It is connected and fixed to the side pillar of.

In this way, the panel support frame for supporting the front display panel is provided between the steering column and the side pillar of the cabin, so that the rigidity of the steering column is increased through the panel support frame. You can

As a result, the vibration of the steering wheel attached to the steering column via the wheel support shaft can be reduced, and the discomfort of the operator who holds the steering wheel and operates can be reduced. At the same time, the operability can be improved.

[Brief description of drawings]

FIG. 1 is a side view of a combine having an operation unit according to the present invention.

FIG. 2 is a side view of the operation unit.

FIG. 3 is an explanatory plan view of the same operating unit.

FIG. 4 is a front explanatory view of the same operating unit.

FIG. 5 is a side view of a driving section.

FIG. 6 is a front explanatory view of the operation unit.

FIG. 7 is an explanatory plan view of the same operating unit.

[Explanation of symbols]

A combine 1 running section 2 body frame 4 reaper 6 Threshing Department 7 Sorting department 8 Straw processing unit 9 Driving department

Claims (3)

[Claims] Claims: 1. A steering column is erected on a floor, a steering wheel is attached to a wheel support shaft projecting upward from the steering column, and a seat is arranged at a rear position of the steering wheel. A combine driving section characterized in that a panel support frame is provided on the upper side wall of the steering column so as to project outward, and a front display panel is attached to the panel support frame. 2. A panel support frame has a base end fixed to a side wall of a steering column, a tip end extending outward, and a side operation column support frame disposed laterally of the steering column. The operating part of the combine according to claim 1, wherein the operating part is connected and fixed. 3. The panel support frame has a base end fixed to a side wall of a steering column, a tip end extended outward, and a panel support frame connected and fixed to a side pillar of a cabin covering a driving part. The operating part of the combine according to claim 1, wherein: