JP2002017141A - Cabin device of combine harvester - Google Patents

Abstract

PROBLEM TO BE SOLVED: To solve a problem that a wiper, a wiper-driving means, and the like disposed on the windshield of the cabin of a conventional combine harvester have obstructed the field of vision of an operator. SOLUTION: This cabin device of the combine harvester 3 that the cabin 2 in which the operator sits down is mounted on a travel vehicle body 1, is characterized by disposing at least a wiper 4 and a wiper-driving means 5 for driving the wiper 4 on the left side of the front side portion of the cabin in the travel direction of the combine harvester.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a combine cabin device and belongs to the technical field of agricultural machinery.

[0002]

2. Description of the Related Art Conventionally, a combine has been equipped with a cabin on a vehicle body on which a pilot sits, and is designed to shut off the outside to keep the room airtight, to provide a comfortable environment and to improve work efficiency. I have. In the front glass of the cabin, the wiper and the wiper driving means are not provided on the left side.

Further, the front glass of the cabin is configured to be openable and closable in an outward direction in order to grasp the working situation in front of the cabin. The opening / closing means for opening and closing the front glass is provided by a combiner at the front of the cabin. It was not provided on the left side in the traveling direction.

[0004]

In the front glass of the cabin, the wiper and the wiper driving means hinder the operator's view. Further, when the front glass of the cabin is made openable and closable in order to grasp the work situation in front of the cabin, the means for opening and closing the front glass hinders the operator's view.

[0005]

The present invention takes the following technical means in order to solve the above-mentioned conventional problems. That is, the invention according to claim 1 is a combine 3 in which a cabin 2 on which a worker sits is mounted on a traveling vehicle body 1, and a front portion 2 a of the cabin 2 has a left side in a traveling direction of the combine. At least wiper 4
And a wiper driving means 5 for driving the wiper 4.

According to a second aspect of the present invention, in the front glass 2b provided on the front portion 2a of the cabin 2, the front glass 2b is configured to be openable and closable outward by opening and closing means 7. 2. The combine cabin device according to claim 1, wherein the opening / closing means 7 is provided on the left side of the front surface 2a of the cabin 2 in the traveling direction of the combine.

[0007]

1 to 3 show a combine, which is an agricultural machine embodying an embodiment of the present invention. In front of the traveling vehicle body 1 having the traveling device 8, a reaper 9 and a supply / transport device 10 are provided. The cutting device 9 includes a weeding tool 11 for weeding the planted grain culm, a raising case 12 for causing the planted grain culm, a cutting blade 13 for cutting the planted grain culm, and a cutting blade 13 for cutting. A stock transfer device 14 for holding the culled culm and conveying it backward is provided. Behind the stock transfer device 14, a supply transfer device 10 that takes over and transports the grain stems transferred from the stock transfer device 14 is provided.

The reaper 9 is supported by a reaper supporting frame 16 which moves up and down about a fulcrum above the traveling transmission device 15 at a substantially right and left intermediate portion. It is configured to move up and down together with the support frame 16. A threshing device 18 having a feed chain 17 for taking over and transporting the grain stalks conveyed from the supply / conveyance device 10 above the traveling vehicle body 1, and the threshing device 1
Glen tank 1 for temporarily storing the grains that are threshed and selected in step 8
9 and an operation unit 20 for performing various operations of the combine, and the operation unit 20 is covered with the cabin 2.

[0009] Behind the threshing device 18, a culm chain 21 for taking over and conveying the culm conveyed from the feed chain 17, and a cutter device 22 for cutting the culm below the culm chain 21 are provided below the culm chain 21. Provided. Further, another working machine such as a knotter for binding the culm may be mounted behind the cutter device 22 of this embodiment.

When the amount of grains in the Glen tank 19 becomes full, the grains are discharged from the grain discharging device 23 to the outside of the machine.
The grain discharging device 23 includes a vertical auger 24 and a horizontal auger 25. The vertical auger 24 is configured to be rotatable by an electric motor (not shown), and the horizontal auger 25 is configured to be able to move up and down by a hydraulic cylinder (not shown). Since the horizontal auger 24 is integrally formed with the vertical auger 24, when the vertical auger 24 turns, the horizontal auger 25 also turns together.

When the harvesting operation is performed by advancing such a combine, the culm planted in the field scene is weeded by the weeding implement 11, raised, raised by the case 12, and cut by the cutting blade. It is reaped at 13. Then, the stock transfer device 1
4 and is taken over by the supply / transport device 10. The cereal stem that has been taken over by the supply and transport device 10 is further transported backward. Then, the culm is transferred to the feed chain 17 of the threshing device 18 and conveyed rearward, and the culm is threshed and sorted by the threshing device 18.

The grains thus threshed and sorted are conveyed into the Glen tank 19 and temporarily stored therein. When the amount of grains stored in the Glen tank 19 becomes full, the operator is notified by the notification means (buzzer or display device) of the operation unit 20. Then, the operator interrupts the harvesting operation and starts the operation of discharging the grains in the Glen tank 19 to the outside of the machine. The combine is moved to an arbitrary position (position near the truck), and the grain discharging device 23 is moved to the auger receiver 26.
And the grain discharge port 27 is moved to a position such as a truck bed. Then, the grain discharge lever (not shown) of the operation unit 20 is turned on, and the grains in the Glen tank 19 are discharged out of the machine. When the grain discharge in the Glen tank 19 is completed, the grain discharge device 23 is again returned to the auger receiver 26.
It is stored to.

The cabin 2 has a machine frame member 28 serving as a skeleton thereof made of a frame made of an aluminum material which is a light metal, and other main parts made of a synthetic resin. Front right (supply and transfer device 10 described above)
As is well known in the art, an operation lever and the like for operating the traveling vehicle body 1 and each of the mounted work machines (threshing device 18, reaper 9 and the like) while the operator is seated are concentrated. It is configured to be arranged. Furthermore, although not specifically shown, the cabin 2 room is equipped with an air conditioner at a ceiling portion, and a blowout grill (blowing cool / warm air from the air conditioner) is arranged side by side at a central position on the ceiling portion. The operation panel, audio equipment, room lamp, etc. of the air conditioner are arranged in the upper left part on the front side, and the inside air filter (filter for sucking indoor air to the air conditioner side) is provided in the rear position. ing.

Note that the left and right sides in this specification are all described based on the state of the traveling vehicle body 1 as viewed in the forward direction. As described above, in the cabin 2 of the embodiment, as described above, the machine frame member 28 is made of a frame made of aluminum, and the other main parts are made of synthetic resin. It is configured to reduce the weight.

Next, on the front glass 2b of the cabin 2,
A wiper 4 for removing rain, dust and the like and a wiper driving means (hereinafter, referred to as a wiper motor) 5 for driving the wiper 4 are provided. The wiper 4 is provided substantially vertically on the left side of the front glass 2b when not normally used.
A wiper motor 5 for driving the wiper 4 is also provided on the left side of the front glass 2b. When the wiper motor 5 is driven, the wiper 4 reciprocates within a range of approximately 90 ° as shown in FIG. 1 to remove rain, dust, and the like attached to the front glass 2b.

As described above, since the wiper 4 and the wiper motor 5 are arranged so as to be concentrated on the left side of the front glass 2b, the forward visibility of the worker is improved, and the combine can be operated safely. Next, the front glass 2b of the cabin 2 is configured to be openable and closable outward with the open / close fulcrum 6 provided at the upper part of the cabin 2 as a fulcrum.
An opening / closing means (hereinafter, referred to as a gas damper) 7 for opening / closing the front glass 2b is provided on the left side of the front glass 2b.
That is, a configuration is provided at the left end of the front glass 2b.
In order to open the front glass 2b, the lock device 29 provided between the front glass 2b and the main body side of the cabin 2 is released. Then, the piston rod 7a of the gas damper 7 extends, so that the front glass 2b uses the opening / closing fulcrum 6 as a fulcrum.
It moves outward (see FIG. 2).

As described above, the gas damper 7 is connected to the wiper 4
Is further provided on the left side, so that the forward visibility of the operator is further improved, and the combine can be driven safely. When the combine travels, especially in the field, the whole combine shakes, so that a gripping rod 30 that can be gripped by an operator is provided from the operation unit 20 side, and a gripping rod 30a is also provided on the front glass 2b side. And In particular, the grip bar 30a on the front glass 2b side
It is also used when opening and closing the front glass 2b. Thus, since the grip bars 30 and 30a form the grip bars 30 and 30a over substantially the entire left and right lateral width directions of the operation unit 20, the operator can quickly operate the grip bars when the combine shakes. The working posture can be adjusted by gripping the 30, 30a. Further, since the left grip bar 30a can be used when opening and closing the front glass 2b, the opening and closing of the front glass 2b can be smoothly performed.

Next, FIG. 4 will be described. FIG. 4 is an enlarged view of the upper left portion of the cabin 2, that is, the vicinity of the wiper motor 5. Front glass 2b and front glass 2
A specific configuration between the opening and closing fulcrum 6 for opening and closing b will be described. The U-shaped plate 6a is provided on the main body side of the cabin 2.
Is fixed, and the U-shaped plate 6a is provided with a pin 6b.
Is loosely fitted. A plate 6c is fixed to the pin 6b, and the other side of the plate 6c is fixed to the front glass 2b by the pin 2c. The wiper motor 5 is located below the plate 6c.
Are fixed with screws 5a.

Since the wiper motor 5 is an electric motor,
It is necessary to arrange the harness 31 from the combine main body side. Therefore, the harness 31 is configured to pass through the plate 6c and route to the wiper motor 5. Thereby, since the harness 31 can be prevented from newly passing through the surface of the front glass 2b, the visibility of the worker can be prevented from being lowered, and the appearance can be improved.

Next, FIG. 5 will be described. FIG. 5 shows a plan view of the operation unit 20. The cabin 2 is omitted for explanation. Reference numeral 32 denotes a power steering lever for executing the right and left turning of the combine and lifting and lowering of the reaper 9, reference numeral 33 denotes an HST lever for executing forward and backward of the combine, and reference numeral 34 denotes a display device for displaying various states of the combine.

The display device 34 has an engine tachometer 34a,
It comprises a fuel gauge 34b, a liquid crystal monitor 34c and the like. In particular, the liquid crystal monitor 34c is an important device for notifying an operator of the amount of grains in the combine grain tank 19 and the location of a failure when a failure occurs.

In front of the display device 34, a juice can 36
Is provided with a juice can holder part 37 for holding the same. Specifically, when the line of sight of the worker sitting on the seat 35 is directed toward the display device 34, the position is such that the juice can holder portion 37 enters the line of sight. Thus, when the user takes the juice can 36, the operator's line of sight does not deviate from the display device, so that it is possible to prevent the operator from overlooking various states of the combine.

Further, since the juice can holder 37 is formed at the corner of the operation unit 20, it is possible to prevent various instruments and levers installed in the operation unit 20 from being hindered in operation. it can. Next, FIGS. 6 and 7 will be described.

FIG. 6 shows an upper portion of the cabin 2 and FIG. 7 is an enlarged view of a portion A in FIG. As a place for storing the juice can 36, the juice can 36 is stored in the ceiling 2d of the cabin 2. Although instruments related to air conditioning are arranged on the ceiling 2d of the cabin 2, a space 2e exists in a part of the cabin 2, and the juice can 36 is stored using the space 2e. Specifically, the plate 38 is always urged upward by the torque spring 39.

That is, when the juice can 36 is not stored, the plate 36 is at the position B, and when the juice can 36 is stored, the plate 36 is at the position C. As a result, the space 2e of the ceiling 2d of the cabin 2 can be effectively used, and even if the combine shakes while traveling,
The juice can 36 can be stably stored.
Numeral 40 denotes a port through which the conditioned air from the air conditioner projects, and a portion of the conditioned air comes into contact with the juice can 36. Thereby, the juice can 36 can be maintained at an appropriate temperature.

[0026]

As described above, according to the first aspect of the present invention, the wiper 4 and the wiper driving means 5 are arranged so as to be concentrated on the left side of the front surface 2a of the cabin 2. The operator has a good front view, and can safely drive the combine.

According to the second aspect of the present invention, since the opening and closing means 7 for the front glass 2b of the cabin 2 is provided on the left side of the front portion 2a of the cabin 2, the forward visibility of the worker is further improved. The combine can be driven safely.

[Brief description of the drawings]

FIG. 1 is a front view of a combine.

FIG. 2 is a left side view of the combine.

FIG. 3 is a right side view of the combine.

FIG. 4 is a front view of a part of the cabin.

FIG. 5 is a plan view of an operation unit.

FIG. 6 is a left side view of a part of the cabin.

FIG. 7 is a left side view of a part of the cabin.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Running body, 2 ... Cabin, 2a ... Front part, 2b ... Front glass, 3 ... Combine, 4 ... Wiper, 5 ... Wiper drive means, 7 ... Opening / closing means.

Continuing from the front page (72) Inventor Takashi Ochi 1 Eighteen, Hachikura, Tobe-cho, Iyo-gun, Ehime Prefecture, Iseki Agricultural Machinery Co., Ltd. (Reference) 2B076 AA03 BA06 BC08 3D025 AA01 AB06 AD09 AE02 AE03 AE05

Claims (2)

[Claims] 1. A combine 3 in which a cabin 2 on which a worker sits is mounted on a traveling vehicle body 1, and at least a wiper 4 and a wiper 4 are provided on a front portion 2a of the cabin 2 on a left side in a traveling direction of the combine. And a wiper driving means (5) for driving the combiner (4). 2. A front glass 2b provided on a front portion 2a of the cabin 2 is configured such that the front glass 2b can be opened and closed outward by an opening / closing means 7, and the opening / closing means 7 is a front portion of the cabin 2. The combine cabin device according to claim 1, wherein the cabin device is provided on the left side in the traveling direction of the combine in 2a.