JP2021180633A - combine - Google Patents

Abstract

To provide a combine that can verify rear and grass-dividing culm, only by verifying a mirror monitor with a mirror function and a monitor function.SOLUTION: A combine includes a machine body frame 1, a traveling device 2 in the bottom of the machine body frame 1, a reaping device 3 for reaping grain culm in the front side of the machine body frame 1, a threshing device 4 for threshing the grain culm in the back left side of the reaping device 3, and a steering unit 5 boarded by an operator at the back right side of the reaping device 3. The combine is characterized by including a camera 80 for photographing grass-dividing culm 8, a mirror monitor 7 with a function of a display device for displaying video photographed by using the function of the mirror and the camera 80, and a mirror monitor control device 70 for switching at least a portion of the mirror monitor 7 into a mirror display or a monitor display.SELECTED DRAWING: Figure 7

Description

The present invention relates to a combine having a display device capable of switching between a mirror display and a monitor display.

Conventionally, there is known a combine that can switch the screen display contents of the monitor by the operation of the work lever and can visually recognize the information that the operator wants to check from the monitor display. (Patent Document 1)

Japanese Unexamined Patent Publication No. 2019-170192

However, in the above configuration, there is a problem that a monitor needs to be provided separately.

Therefore, an object of the present invention is to provide a combine capable of confirming the rear and the culm by simply checking the mirror monitor by switching or simultaneously using the display of the mirror function and the monitor function. do.

The present invention that solves the above problems is as follows.

The invention according to claim 1 includes a machine frame 1, a traveling device 2 under the machine frame 1, a cutting device 3 for cutting grain mirrors on the front side of the machine frame 1, and the cutting device. In a combine equipped with a threshing device 4 for threshing a grain mirror on the rear left side of 3 and a control unit 5 on the rear right side of the cutting device 3, a camera 80 for photographing a weeding mirror 8 is provided. A mirror monitor 7 having a function of a mirror and a function of a display device for displaying an image captured by the camera 80 is provided, and a mirror monitor control device 70 for switching at least a part of the mirror monitor 7 to a mirror display or a monitor display is provided. It is a combine characterized by.

The invention according to claim 2 includes the cutting work detecting means 9 for detecting that the cutting work is in progress, and the mirror monitor control that enables the mirror display portion of the mirror monitor 7 to be switched to the monitor display during the cutting work. The combine according to claim 1, which is configured to include the device 70.

The invention according to claim 3 is provided with a reverse movement detecting means 13 for detecting switching from the cutting work to the backward movement, and the display of the mirror monitor 7 is switched from the monitor display to the mirror display at the time of the reverse movement work. The combine according to claim 2.

The invention according to claim 4 is provided with a middle division work detecting means 10 for detecting that it is a middle division work, and has a configuration in which the weeding culm 8 is displayed on the mirror monitor 7 at the time of the middle division work. Alternatively, it is the combine according to claim 2 or 3.

The invention according to claim 5 is provided with display switching means 11 that enables switching between mirror display and monitor display for the display of the mirror monitor 7, and is configured to enable manual switching between mirror display and monitor display. The combine according to any one of claims 1 to 4.

The invention according to claim 6 is the combine according to any one of claims 1 to 5, wherein the upper part and the lower part of the mirror monitor 7 can be divided into a mirror display and a monitor display.

According to the first aspect of the present invention, the operator can quickly visually recognize the information necessary for the cutting operation by the mirror monitor capable of displaying the mirror display, the monitor display, or both.

According to the invention of claim 2, when it is detected that the cutting work is in progress, the weed culm can be displayed on the monitor by switching between the mirror display and the monitor display, and the operator can quickly obtain the information necessary for the cutting work. It can be visually recognized.

According to the third aspect of the present invention, when it is detected that the reverse operation is in progress, the operator can confirm the rear by switching from the monitor display to the mirror display, and can visually confirm whether or not it is safe.

According to the invention of claim 4, when it is detected that the cutting work is in progress, the weeding culm can be displayed on the monitor by switching from the mirror display to the monitor display, and the operator can quickly obtain the information necessary for the cutting work. It can be visually recognized and can be used even during mid-division work.

According to the fifth aspect of the present invention, the display contents can be manually switched to cope with the state required by the operator.

According to the invention of claim 6, since the upper part and the lower part of the mirror monitor can be divided into a mirror display and a monitor display, the mirror display and the monitor display can be confirmed at the same time.

Top view of the head-feeding combine. Right side view of the head-feeding combine. Front view of the head-feeding combine. Diagram of the control unit. Mirror monitor diagram. The figure of the display division example of a mirror monitor. Control flowchart diagram of mirror monitor.

Hereinafter, embodiments that are an example of the present invention will be described with reference to the drawings.

As shown in FIGS. 1 and 2, the head-feeding combine is provided with a traveling device 2 composed of a pair of left and right crawler 20 traveling on the soil surface on the lower side of the machine frame 1, and a field grain culm on the front side of the machine frame 1. A harvesting device 3 for harvesting is provided, a threshing device 4 for threshing and sorting the harvested culms is provided on the rear left side of the harvesting device 3, and a control unit 5 on which the operator is boarded on the rear right side of the harvesting device 3. Is provided.

An engine room 6 in which an engine E is installed is provided in the lower part of the control unit 5, and a grain tank 40 for storing threshed and sorted grains is provided in the rear side of the control unit 5. A grain discharging device 41 for discharging grains to the outside is provided on the rear side. The grain discharge device 41 is from a vertical discharge cylinder 41a that communicates with the lower part of the grain tank 40 and extends in the vertical direction of the machine frame 1 and a horizontal discharge cylinder 41b that communicates with the upper part of the vertical discharge cylinder 41a and extends in the front-rear direction. It is formed.

The cutting device 3 is provided with a plurality of raising devices 31 that cause the grain culms in the field, and a cutting device 32 that cuts the stock roots of the planted culms caused by the raising device 31, and the cut grains are also cut. A transport device 33 for transporting the culm to the threshing device 4 is provided.

The threshing device 4 receives the grain culm transported from the reaping device 3 inside, and threshs the tip side with a handling cylinder while sandwiching and transporting the stock root of the grain culm by the feed chain 42. Then, a grain sorting process for the threshed product is executed in the sorting section provided below the handling cylinder, and the sorted grains are transported to the grain tank 40 and stored. A grain discharge device 41 for discharging grains stored in the grain tank 40 to the outside is provided.

As shown in FIG. 4, the cockpit 5 is provided with a cockpit 50, a cockpit 51, and a side panel 52. The cockpit 51 is provided in front of the cockpit 50. The side panel 52 is located on the left lateral side of the cockpit 50, and a traveling main speed change lever 53 is provided on the upper surface thereof. Further, the side panel 52 is provided with a traveling auxiliary transmission lever 54, a cutting clutch lever 55, a threshing clutch lever 56, and the like.

The right mirror portion of the machine frame 1 is provided with a mirror monitor 7 capable of switching the display of the mirror function and the monitor function. What is displayed on the screen by the monitor function is the culm 8. The mirror monitor 7 functions as a mirror during normal driving, but functions as a monitor for displaying the weed culm 8 by the image of the camera 80 during the cutting work.

The camera 80 takes a picture of the culm 8. Either the right culm 8a or the left culm 8b may be photographed. When the right culm 8a is projected, the position where the camera is provided may be any position such as the right front of the frame of the traveling device 2, the right cover portion of the cutting device 3, and the right frame of the cutting device 3. When the left culm 8b is projected, the position where the camera is provided may be any position such as the left front of the frame of the traveling device 2, the left cover portion of the cutting device 3, the left frame of the cutting device 3, and the like. When the camera 80 is provided in the cover portion of the cutting device 3, the cover of the cutting device 3 may be provided with a recess to mount the camera.

It is the cutting work detecting means 9 that determines that the cutting work is being performed. The cutting work detecting means 9 may detect the engaged state of the threshing clutch lever 56, or may detect that the mirror monitor 7 is in the folded state.

The mirror monitor 7 functions as a mirror during normal driving, but may be configured to function as a monitor that displays the weed culm 8 by the image of the camera 80 during the middle division. The middle division work detecting means 10 for determining that it is the middle division work detection means 10 is provided. The middle division work detecting means 10 is a switch or the like provided at the tilted position of the traveling auxiliary transmission lever 54. At the time of middle division, the tip of the culm may be photographed and displayed on the monitor.

The detection by the reverse speed detecting means 13 may be performed at the tilted position of the traveling main speed change lever 53. When the reverse state is detected, the mirror monitor 7 may be preferentially displayed in the mirror even during the cutting operation.

The display of the mirror monitor 7 is manually switched between the mirror display and the monitor display so that the mirror display and the monitor display can be arbitrarily switched regardless of the judgment at the time of cutting work, the judgment at the time of middle division, and the judgment at the time of reverse movement. It may be configured to be switchable. The display switching means 11 is provided so that the switching can be performed manually.

As shown in FIG. 6, the mirror monitor 7 may be configured to divide the screen display vertically or horizontally into a mirror display, a monitor display, and the like so that the mirror display and the monitor display can be performed at the same time. The mirror display and the monitor display may be simultaneously performed not only during running but also during mowing work and reverse work. On the left side of FIG. 6, the upper part is a monitor display and the lower part is a mirror display, in the center of FIG. 6, the upper part is a mirror display and the lower part is a monitor display, and on the right side of FIG. 6, the entire surface is a monitor display. It is shown as an example.

The rear-view mirror 12 may have the same configuration as the mirror monitor 7, and the screen display may be divided into upper and lower parts and left and right sides so that the mirror display and the monitor display can be performed at the same time. The display switching means 11 may be provided for switching between the mirror display, the monitor display, and the simultaneous display.

The left side mirror has the same configuration as the mirror monitor 7, one of which is a mirror display, and one of them is divided into upper and lower or left and right screen displays such as monitor display, and mirror display and monitor display can be performed at the same time. It may be configured. The display switching means 11 may be provided for switching between the mirror display, the monitor display, and the simultaneous display.

Regarding the display configuration of the mirror monitor 7, the screen of the mirror monitor 7 may be a display device such as a liquid crystal display, and may be put into a mirror state by projecting an image that can be used as a mirror.

1 Aircraft frame 2 Traveling device 20 Crawler 3 Mowing device 31 Raising device 32 Cutting device 33 Transport device 4 Grain removal device 40 Glen tank 41 Grain discharge device 41a Vertical discharge cylinder 41b Horizontal discharge cylinder 42 Feed chain 5 Control unit 50 Control seat 51 Steering Tower 52 Side panel 53 Traveling main speed change lever 54 Traveling auxiliary speed change lever 55 Cutting clutch lever 56 Grain removal clutch lever 6 Engine room 7 Mirror monitor 70 Mirror monitor control function 8 Minutes 稈 8a Right sword 稈 8b Left sword 稈 80 Camera 9 Mowing work detection means 10 Mid-division work detection means 11 Display switching means 12 Rearview mirror 13 Reverse detection means E engine

Claims (6)

The machine frame 1 is provided, the traveling device 2 is provided under the machine frame 1, the cutting device 3 for cutting the grain mirror is provided on the front side of the machine body frame 1, and the grain mirror is provided on the rear left side of the cutting device 3. In a combine equipped with a threshing device 4 for threshing and a control unit 5 on the rear right side of the cutting device 3, a camera 80 for photographing a weeding sword 8 is provided, and a mirror function and the camera 80 are used. A combine comprising a mirror monitor 7 having a function of a display device for displaying captured images, and a mirror monitor control device 70 for switching at least a part of the mirror monitor 7 to a mirror display or a monitor display. A claim having a configuration including a cutting work detecting means 9 for detecting that the cutting work is in progress, and the mirror monitor control device 70 capable of switching the mirror display portion of the mirror monitor 7 to a monitor display during the cutting work. The combine described in Item 1. The combine according to claim 1 or 2, further comprising a reverse movement detecting means 13 for detecting switching from the cutting work to the backward movement, and having a configuration in which the display of the mirror monitor 7 is switched from the monitor display to the mirror display at the time of the reverse movement work. Claim 1 or claim 2 or claim 3 is provided with a middle division work detecting means 10 for detecting that it is a middle division work, and the mirror monitor 7 is configured to display the weed culm 8 at the time of the middle division work. The combine described in. 17. The combine described in either. The combine according to any one of claims 1 to 5, wherein the upper part and the lower part of the mirror monitor 7 can be divided into a mirror display and a monitor display.

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