JP7034732B2 - A display device provided in the work equipment and a combine equipped with the display device. - Google Patents

Description

The present invention relates to a display device provided in a working machine.

The display device as described above is provided in the combine as a working machine. The combine is equipped with a traveling section, a harvesting section, a threshing section, a sorting section, a storage section, a discharging section, a control section, and other working sections, and an engine as a power source for these.

In the control unit, an operation tool for operating the combine and a display device for displaying various information about the combine are arranged around the control seat.

The liquid crystal display provided in the display device includes various types such as running speed, engine rotation speed, grain storage amount, fuel remaining amount, grain removal section load, sorting section load, operating time, shift display, and various alarms. It is configured to display an information image according to various information.

Japanese Unexamined Patent Publication No. 2014-176315

However, since the liquid crystal display has a finite display area, in order to display various information images at once, the display of each information image must be made small, so that there is a problem that the visibility is not good. rice field.

The present invention has been made in view of the above-mentioned problems, and is a display device capable of displaying various information images with high visibility in a display area of a limited size, and a combine provided with the display device. The purpose is to provide.

The characteristic configuration of the display device according to the present invention for achieving the above-mentioned object is a display device provided in a working machine, which includes a screen unit and a screen control unit for controlling the screen unit. The screen control unit is arranged so as to sandwich the screen unit from the left and right with at least a camera image area capable of displaying a photographed image taken by a camera provided in the machine body of the work machine and the camera image area. The specific state information area is divided into two specific state information areas for displaying a specific state information image according to the specific state information regarding the specific state of the machine of the work machine or the work by the work machine, and the specific state is specified in the specific state information area. A graph-like image or unit scale configured such that unit scales are arranged along the vertical direction for specific state information related to the state information image and a predetermined display color is displayed between the unit scales according to the specific state information. Is a meter shape composed of a scale area arranged in an arc shape and a pointer that rotates around the center of the scale area according to the specific state information and points to a value corresponding to the specific state information. It is represented by at least one of the images, and has a camera image mode in which the screen portion includes the camera image area and an information display mode in which the screen portion does not include the camera image area. , At least an information image corresponding to various information regarding the setting or state of the machine of the working machine or the work by the working machine can be displayed on the screen portion, and the specific state information is information included in the various information. The point is that it is information about some of the states .

According to the above configuration, it is possible to display the specific state information related to the specific state information image in the specific state information area while displaying the captured image taken by the camera in the center of the screen unit.
At that time, a unit scale is arranged along the vertical direction for the specific state information regarding the specific state information image, and a graph-like image configured to display a predetermined display color between the unit scales according to the specific state information. From the bar graph as, the scale area where the unit scales are arranged in an arc shape, and the pointer that rotates around the center of the scale area according to the specific state information and points to the value according to the specific state information. It can be displayed by an aspect such as a tachometer as a configured meter-shaped image.

The characteristic configuration of the display device according to the present invention for achieving the above-mentioned object is a display device provided in a working machine, which includes a screen unit and a screen control unit for controlling the screen unit, and the screen. The control unit is arranged so as to sandwich the screen unit with a camera image area capable of displaying at least a captured image taken by a camera provided on the machine body of the working machine and the camera image area from above and below. The specific state information area is divided into two specific state information areas for displaying a specific state information image according to the specific state information regarding the specific state of the machine of the work machine or the work by the work machine, and the specific state is set in the specific state information area. A graph-like image or unit scale configured such that unit scales are arranged along the left-right direction for specific state information related to an information image and a predetermined display color is displayed between the unit scales according to the specific state information. A meter-shaped image composed of a scale area arranged in an arc shape and a pointer that rotates around the center of the scale area according to the specific state information and points to a value corresponding to the specific state information. In the information display mode, the screen unit has a camera image mode in which the camera image area is included and an information display mode in which the screen unit does not include the camera image area. Information images corresponding to at least various information regarding the machine body of the work machine or the setting or state of the work by the work machine can be displayed on the screen portion, and the specific state information is the information included in the various information. The point is that it is information about some of the states .

According to the above configuration, it is possible to display the specific state information related to the specific state information image in the specific state information area while displaying the captured image taken by the camera in the center of the screen unit.
At that time, a unit scale is arranged along the left-right direction for the specific state information regarding the specific state information image, and a graph-like image configured to display a predetermined display color between the unit scales according to the specific state information. From the bar graph as, the scale area where the unit scales are arranged in an arc shape, and the pointer that rotates around the center of the scale area according to the specific state information and points to the value according to the specific state information. It can be displayed by an aspect such as a tachometer as a configured meter-shaped image.

According to the above configuration, when it is not necessary to display the captured image taken by the camera, the area that was the camera image area in the camera image mode can be used for displaying other images by switching to the information display mode. can.

According to the above configuration, when it is not necessary to display the captured image taken by the camera, by switching to the information display mode, the area that was the camera image area in the camera image mode is at least the machine body of the work machine or the work. It can be used to display information images according to various information regarding settings or states of work by the machine.

In the present invention, the screen control unit determines the mode when displaying the specific state information image corresponding to the specific state information in the camera image mode and when displaying the specific state information image in the information display mode. It is preferable that it is configured to be different.

According to the above-described configuration, in the information mode, the specific state information image can be displayed in a manner of enhancing visibility by securing a large area for displaying the specific state information image. On the other hand, in the camera image mode, the specific state information image corresponding to the specific state information can be displayed in the other area after sufficiently securing the area for displaying the photographed image taken by the camera.

In the present invention, the screen control unit is, in the information display mode, a notification image corresponding to at least the notification information to be notified regarding the machine body of the work machine or the work by the work machine, and should be notified. It is configured to be able to display a detailed image showing the details of the contents, and in the camera image mode, the notification image corresponding to the notification information is present in the specific state information area of the screen portion. It is preferable that the arousal image for arousing the image can be displayed.

According to the above configuration, although the presence of the notification information is aroused by displaying the arousing image, the display does not reach the camera image area, so that the captured image taken by the camera is not obscured.

The characteristic configuration of the combine according to the present invention for achieving the above-mentioned object is a combine as a working machine provided with a display device having at least one of the above-mentioned characteristic configurations, and the camera is the camera. The screen control unit is provided so that the rear of the combine body can be photographed, and the screen control unit displays the photographed image taken by the camera in the camera image area and prepares the body in one of the two specific state information areas. The point is that the rotational speed of the power source is displayed by a meter-like image, and the fir level of the aircraft is displayed by a graph-like image on the other hand.

According to the above configuration, when the combine is moving backward, the image of the rear of the aircraft is displayed in the center of the screen, and the rotation speed of the power source provided in the aircraft as specific state information and the fir level of the aircraft are displayed. Since it can be displayed, it is possible to always grasp the rotation speed and fir level of the power source while moving the combine backward.

In the present invention, the screen control unit is configured to have a camera image mode in which the screen unit includes the camera image area and an information display mode in which the screen unit does not include the camera image area. At the same time, it is preferable that the combine is configured to switch from the information display mode to the camera image mode in conjunction with the operation of moving the combine backward.

According to the above configuration, since the information display mode is switched to the camera image mode in conjunction with the operation of moving the combine backward, the worker does not need to perform the work for the switching.

In the present invention, it is preferable that the screen control unit is configured to be able to display an information image according to the state of the auxiliary transmission provided in the machine body in the specific state information area.

According to the above configuration, for example, when the combine is moved backward, an information image corresponding to the state of the auxiliary transmission can be displayed on the screen unit. Therefore, the worker can easily check the state of the auxiliary transmission.

In the present invention, it is preferable that the screen control unit is configured to be able to display an information image corresponding to the turning of the unloader as the discharge unit provided in the machine body in the specific state information area.

According to the above configuration, when the unloader is turned, an image in which the posture of the unloader seen from above the machine body changes depending on the mode of animation can be displayed on the screen as an information image corresponding to the turning of the unloader. .. Therefore, the worker can easily confirm the position of the unloader. It is especially effective for a combine where it is difficult to visually check the position of the unloader from the driver's seat due to the ceiling in the driver's seat.

In the present invention, the screen control unit is configured to have a camera image mode in which the screen unit includes the camera image area and an information display mode in which the screen unit does not include the camera image area. At the same time, it is preferable that the information image corresponding to the turning of the unloader as the discharging unit provided in the machine body can be displayed in the information display mode.

According to the above configuration, when the unloader is turned, an image in which the posture of the unloader seen from above the machine body changes depending on the mode of animation can be displayed on the screen as an information image corresponding to the turning of the unloader. .. Therefore, the worker can easily confirm the position of the unloader. It is especially effective for a combine where it is difficult to visually check the position of the unloader from the driver's seat due to the ceiling in the driver's seat.

Explanatory drawing of a combine provided with the display device according to the present invention. Front view of the display device according to the present invention Sectional drawing of display device which concerns on this invention Block diagram of display control device and aircraft control device Illustrated diagram of switching between day and night Explanatory drawing of change of display in arbitrary display area Explanatory drawing of change of display in arbitrary display area Explanatory drawing of switching screen state and switching between information display mode and setting mode Explanatory drawing about setting mode Explanatory diagram of abnormality information Explanatory diagram of severe alarm information Explanatory diagram of mild alarm information Explanatory diagram when there are multiple mild alarm information Explanatory diagram when there are multiple self-diagnosis information Explanatory diagram when mild alarm information and self-diagnosis information are mixed Explanatory diagram of instruction information Explanatory diagram of operation image Explanatory drawing of camera image mode Explanatory drawing of arousal image Explanatory drawing of a combine provided with the display device according to the present invention. Explanatory drawing of camera image mode Explanatory drawing of a combine provided with the display device according to the present invention. Block diagram of display control device and aircraft control device Explanatory diagram of operation image Explanatory drawing of camera image mode

A mode for carrying out the present invention will be described with reference to the drawings.

[Working machine]
FIG. 1 shows a conventional combine harvester (corresponding to the “working machine” according to the present invention) 1 provided with the display device 30 according to the present invention.

The ordinary type combine 1 (hereinafter referred to as combine 1) has a traveling unit (not shown), a harvesting unit 2, a threshing unit 3, a sorting unit 4, a storage unit 5, a discharge unit 6, a control unit 9, and the like. A working unit and an engine (not shown) as a power source for these are provided, and an airframe control device 20 (see FIG. 4) for controlling each working unit and the engine is provided.

The traveling unit is composed of a pair of left and right crawler-type traveling units, and is configured to move the aircraft forward, backward, and turn. The traveling unit is provided with a traveling speed sensor 1a (see FIG. 4) that detects the traveling speed of the aircraft and a brake sensor 1b (see FIG. 4) that detects that the parking brake (not shown) is applied. There is. The traveling unit is not limited to the crawler type traveling unit, and may be composed of a wheel type traveling unit.

The cutting section 2 is provided in the front part of the machine body so as to be able to move up and down with respect to the machine body, and is configured to raise and mow the grain in the field as the machine body advances and send it to the threshing section 3.

The threshing section 3 is provided on the left rear side of the cutting section 2 in the machine body, and is configured to receive the grain sent from the cutting section 2 and thresh it by a saw drum. The threshed processed product (hereinafter referred to as a threshed processed product) is configured to fall into the sorting unit 4. The threshing unit 3 is provided with a saw drum sensor 3a (see FIG. 4) that detects the load of the threshing section 3 and a cover sensor (not shown) that detects that the cover of the threshing cylinder is not properly closed. ing.

The sorting unit 4 disposes of the threshed product sent from the threshing unit 3 below the threshing unit 3 of the machine body with the fir which is the object of sorting by a sorting method such as specific gravity sorting. It is configured to be separated from the waste such as. The fir is sent to the storage unit 5, and the waste is discharged to the outside of the combine 1. The sorting unit 4 is provided with a sheave sensor 4a (see FIG. 4) that detects the load of the sorting unit 4.

The storage unit 5 is provided on the right side of the sorting unit 4 in the machine body, and is configured to store the fir sent from the sorting unit 4. The storage unit 5 includes a taste sensor 5a (see FIG. 4) that detects the water / protein content of the fir stored in the storage unit 5, and a yield that detects the yield of the fir stored in the storage unit 5. A sensor 5b (see FIG. 4) is provided.

The discharge unit 6 is a so-called unloader provided above the storage unit 5 of the machine body, and is configured to discharge the fir stored in the storage unit 5 to the outside of the combine 1. The discharge unit 6 is provided with a swivel sensor 6a (see FIG. 4) that detects the swivel of the unloader. At the tip of the unloader, a camera 6b (see FIG. 22) capable of photographing the state of fir discharge by the unloader is provided. The image signal captured by the camera 6b is input to the airframe control unit 21 described later (see FIG. 23).

The engine is composed of a diesel engine driven by diesel light oil as fuel. The engine is provided with a rotation speed sensor 7a (see FIG. 4) for detecting the rotation speed of the engine and a water temperature sensor 7b (see FIG. 4) for detecting the water temperature of the engine. The fuel tank in which diesel diesel fuel is stored is equipped with a fuel sensor 7c (see FIG. 4) that detects the remaining amount.

Further, the body of the combine 1 is equipped with a camera 8 so that the rear of the combine 1 can be photographed.

The control unit 9 is provided on the right rear side of the cutting unit 2 of the airframe and in front of the storage unit 5, and is configured so that a worker who operates the combine 1 can board. The control unit 9 is provided with a driver's seat 10, a driving operation unit 11, a display device 30, and the like.

The driver's seat 10 is composed of a comfortable seat that allows a worker to sit for a long time. Workers can get on and off the driver's seat 10 via the elevating part 12 provided on the right side of the driver's seat 10.

The operation operation unit 11 includes an operation lever unit 13 as a traveling operation tool, a main shift lever 14 as a speed change operation tool, a clutch lever 15, an operation panel unit 16, and the like.

The operation lever portion 13 is provided on the right front side of the driver's seat 10. The operation lever unit 13 can swing in a cross direction in the front-rear, left-right, and left directions. For example, when the operation lever unit 13 is swung to the right, the traveling unit is controlled so that the combine 1 turns to the right. When the operation lever portion 13 is swung to the left, the traveling portion is controlled so that the combine 1 turns to the left.

The turn signal lamps 18 and 19 are provided on the left and right sides of the machine body, and the turn signal lamps 18 and 19 are configured to blink in response to the operation of the turn signal switch provided on the operation panel unit 16. The blinker lamps 18 and 19 are configured to end blinking by re-operation of the blinker switch or when the swing operation of the operation lever portion 13 in the left-right direction is completed.

When the operating lever portion 13 is swung in the forward direction, the cutting section 2 is lowered, and when the operating lever section 13 is swung in the backward direction, the cutting section 2 is raised. Further, the operation lever portion 13 is provided with a group of tilt angle manual adjustment switches for an tilt adjusting device that adjusts the tilt of the machine body in the front-rear, left-right direction with respect to the horizontal plane.

The main shift lever 14 can swing back and forth. For example, when the main shift lever 14 is swung forward, the traveling unit is controlled so that the combine 1 moves forward, and the main shift lever 14 swings backward. When the combine 1 is driven, the traveling unit is controlled so that the combine 1 moves backward. Further, the main shift lever 14 is provided with an auxiliary shift switch for switching between a traveling speed range and a working speed range, a changeover switch for switching a saw depth between a normal time and a lodging time, and the like.

The clutch lever 15 can swing back and forth, and is configured to switch on / off of the threshing clutch and the cutting clutch according to the operation thereof.

The operation panel unit 16 is provided on the left side of the driver's seat 10. The operation panel 16 includes knobs such as an engine start / stop changeover switch, a cutting height adjustment knob, a vehicle speed adjustment knob, and a threshing target selection knob, an unloader posture change button, and fir discharge by the unloader. A group of operation buttons having buttons such as a start button and a fir discharge stop button is provided.

As shown in FIG. 4, the aircraft control device 20 includes an aircraft control unit 21, an aircraft communication unit 22, and an aircraft storage unit 23, and the traveling speed sensor 1a and the brake sensor 1b provided in each of the above-mentioned working units. Travel speed, parking based on detection signals from various sensors such as saw body sensor 3a, sheave sensor 4a, taste sensor 5a, yield sensor 5b, swivel sensor 6a, rotation speed sensor 7a, water temperature sensor 7b, and fuel sensor 7c. Brake condition, straw processing condition (cutter, dropper), auxiliary transmission condition, cutting height, type of grain removal target (rice, wheat, barley), saw drum load level, sheave load level, taste, etc. Various information such as yield, unloader turning, engine rotation speed, water temperature, urea SCR remaining amount, fuel level, etc. can be acquired, captured images can be acquired based on the image signal from the camera 8, and the aircraft communication unit 22 can be acquired. The work unit and the engine are controlled based on the operation signal acquired from the control unit 9 side by communicating between the display communication unit 42 and the display communication unit 42. Further, at the start of work by the combine 1, the password signal input in the display control device 40 is received, and if this is correct, the engine is started, and if it is not correct, the engine is not started. The machine control device 20 is composed of a microcomputer in which a CPU, ROM, RAM, I / O, and the like are mounted on a substrate.

With the above configuration, the combine 1 transmits the power of the engine to each working unit based on the operation in the control unit 9, and while the combine 1 is driven by the traveling unit, the harvesting unit 2 cuts the grain in the field and threshes the grain. Each operation is configured such that threshing is performed by the unit 3, sorting is performed by the sorting unit 4, and fir is stored in the storage unit 5.

[Display device]
The display device 30 displays information such as a traveling speed and a fuel level, and is arranged at a position where a worker seated in the driver's seat 10 can easily see and operate the information. As shown in FIG. 1, in the present embodiment, the driver's seat 10 is arranged on the left front side. Since the display device 30 is out of the front of the field of view of the worker seated in the driver's seat 10, it is possible to work while looking over the front of the field widely.

As shown in FIG. 2, in the front view of the housing 31, the display device 30 is provided with a display unit 32 on the left side and an operation unit 33 on the right side. Inside the housing 31, a display control device 40 (see FIG. 4) for controlling various information to be displayed on the screen unit 34 provided in the display unit 32 is provided.

Various information displayed on the screen unit 34 includes the running speed, the parking brake state, the straw processing state (cutter, dropper), the auxiliary transmission state, the cutting height, and the type of threshing object (rice, barley, Barley), saw drum load level, sheave load level, taste, yield, unloader turning, engine speed, water temperature, urea SCR remaining amount, fuel level, operating time, date and time, etc., various information, operation unit 33 The display control device 40 can acquire the information possessed by the machine control device 20 by communicating between the display communication unit 42 and the machine communication unit 22 as necessary. It is configured to be able to.

As shown in FIGS. 2 and 3, the housing 31 has a horizontally long rectangular shape as a whole by, for example, injection molding of a resin, and each corner portion has a rounded shape, and further, the operation unit 33 has a shape. The surface is formed so as to stand up while being inclined toward the front side with respect to the surface of the display unit 32. With such a shape, the operation unit 33 side can be brought closer to the worker, so that the worker's fingers can easily reach it and the operability is good.

The housing 31 is configured so that its thickness can be grasped by a worker's hand at least on the operation unit 33 side, and the operation unit 33 is configured to be operable while the worker grips the operation unit 33. ing. When operating the operation unit 33 with the thumb, the worker can support the housing 31 by turning a finger other than the thumb on the back surface of the housing 31. Therefore, reliable operation is possible even in a situation where the aircraft shakes, such as when the combine 1 is traveling.

The housing 31 is configured such that the lower corner portion on the operation unit 33 side is cut off in the front view. Therefore, it is difficult for the worker's legs, especially the knees, to hit when the worker gets on and off or when he / she sits down. Therefore, it is less likely to get in the way when the worker gets on and off, and it is possible to take a stable posture with both legs open when sitting. Further, when the worker grasps the operation unit 33, the operability is good because the finger can easily reach the operation tool 38 provided in the operation unit 33, which will be described later.

[Display unit]
The housing 31 is provided with a rectangular opening 31a and an elongated opening 31b on the display unit 32 side, and a trapezoidal opening 31c on the operation unit 33 side. The housing 31 is provided with a panel body 31d on the back surface of the rectangular opening and the elongated opening when viewed from the front.

In the present embodiment, the screen unit 34 is composed of a color liquid crystal monitor having a horizontally long rectangular display area. The color LCD monitor preferably has a size of about 7 inches from the viewpoint of visibility, space saving, price, and the like.

The screen unit 34 is controlled by the display control device 40, and can display at least an information image corresponding to various information regarding the setting or the state of the combine 1 machine or the work by the combine 1.

The panel body 31d is made of a resin flat plate, and is configured to have light transmission at a portion corresponding to the display area of the screen unit 34.

In the front view of the housing 31, the load level of the combine 1 and the load state of the engine in the present embodiment are separated from the screen unit 34 between the screen unit 34 and the operation unit 33. A display unit 35 is provided.

The state of the engine load as the work load level of the combine 1 is highly important information from the viewpoint of continuing appropriate work, and such highly important information is displayed separately from the screen unit 34. Visibility is enhanced by displaying the load display unit 35, which is provided closer to the worker than the unit 32, separately from other various information. Further, the operability is improved by arranging the operation unit 33 near the worker.

When trying to display an image showing the workload level in the same display area of the screen unit 34, a program for showing the workload level is required, and the space for displaying other information images is reduced. Therefore, in order to improve the visibility, the screen unit 34 having a larger display area is required. The larger the display area of a color LCD monitor, the larger the housing needs to be and the more expensive it becomes. By separating the screen unit 34 and the load display unit 35, a program for expressing the work load level and the screen unit 34 having a large display area become unnecessary.

Further, by separating the screen unit 34 and the load display unit 35, the level of the workload by the load display unit 35 can be reliably expressed even when the screen unit 34 does not function normally for some reason.

The load display unit 35 has a plurality of light emitting units arranged side by side in the vertical direction in the elongated opening 31b arranged along one side on the right side of the screen unit 34, for example, as shown in FIG. 3, the housing 31. Each segment 35a to 35e is composed of a level meter composed of a plurality of white LED elements 35z mounted on a substrate 36 provided inside the above.

Compared to displaying the load status of the engine by letters or numerical values, the worker can easily check the status. The load display unit 35 may be provided straight in the vertical direction, or may be provided with a slight curve.

The panel body 31d has light transmission in the places where the segments 35a to 35e are arranged, but the parts corresponding to the segments 35a to 35c are in green, the parts corresponding to the segments 35d are in orange, and the segments 35e. The part corresponding to is colored in red.

Each LED element is controlled to emit light from the segment 35a to the segment 35e according to the workload level. For example, when the workload level is low, only the segment 35a is lit, and the segment is lit as the workload level increases. When the workload level is the highest, all segments 35a to 35e are lit.

In the load display unit 35, the segments 35a to 35e are arranged side by side in the vertical direction along one side on the right side of the screen unit 34, and when the workload level is the highest, the top segment 35e is turned on. It is configured in. Therefore, the higher the workload, the easier it is to attract the attention of workers.

The rectangular opening 31a and the elongated opening 31b are configured to have the same length in the vertical direction, and the load display unit 35 has segments 35a to 35e arranged over substantially the same length as the vertical direction of the elongated opening 31b. Has been done. Therefore, the load display unit 35 is longer than one side on the right side of the screen unit 34, and is the vertical length of the rectangular opening 31a, that is, the area where the screen unit 34 and the sign disposing unit 37 described later are arranged. Has the same length as the length.

By providing the load display unit 35 separately from the screen unit 34, the visibility of the load display unit 35 can be improved. At that time, although the load display unit 35 is arranged between the screen unit 34 and the operation unit 33, the housing 31 can be made compact because the screen unit 34 and the operation unit 33 are not too far apart. ..

Further, the display unit 32 is provided with a sign disposing unit 37 below the screen unit 34 at intervals from the screen unit 34. The sign disposing portion 37 has the same lateral width as one side on the lower side of the screen portion 34, and is provided along the one side. The signs 37a to 37j corresponding to predetermined information regarding the combine 1 are arranged in the sign disposing portion 37.

Specifically, the sign disposing portion 37 has a sign 37a that blinks in synchronization with the blinking of the blinker lamp 18, a sign 37b that lights when an abnormality occurs in the charging system, and a lubrication system while the engine is rotating. A sign 37c that lights up when there is an abnormality, a sign 37d that lights up when something is wrong with the engine, a sign 37e that lights up when the parking brake is applied, and a sign that lights up when the remaining amount of fuel is low. Sign 37f, sign 37g that lights up when there is an abnormality in the quality of urea water, sign 37h that lights up when there is an abnormality in the urea SCR system, sign 37i that lights up in synchronization with the lighting of the work light, blinker lamp 19 A sign 37j that blinks in synchronization with the blinking of is provided.

The panel body 31d has light transmission at the places where the labels 37a to 37j are arranged, but the places corresponding to the signs 37a and 37j are green, and the signs 37b, 37c, 37d, 37e and 37h. The corresponding portion is colored in red, the portion corresponding to the sign 37f is colored in yellow, and the portion corresponding to the sign 37i is colored in blue.

As shown in FIG. 3, a plurality of white LED elements 37z are mounted on the substrate 36 as light emitting portions at positions corresponding to the labels 37a to 37j. Each LED element is controlled to emit light in response to the occurrence of an event corresponding to each of the signs 37a to 37j, so that each of the signs 37a to 37j is configured to light or blink.

In this way, the housing 31 can be made compact while the sign disposing portion 37 is provided separately from the screen portion 34. By arranging the screen unit 34, the load display unit 35, and the sign disposing unit 37 in a rectangular shape as a whole, the design of the display unit 32 is enhanced.

[Operation unit]
The operation unit 33 is provided on the right side of the display unit 32 for the worker to perform an operation related to the information image displayed on the screen unit 34, and is provided with an operation tool 38 for receiving the operation of the worker. The operating tool 38 is arranged on the upper end side of the center in the vertical direction in the front view of the housing 31. The operation tool 38 is arranged at a position close to the worker, and the finger can easily reach it, so that the operability is good.

The operation tool 38 includes operation switch groups 38a to 38d that enable scrolling of at least the information image displayed on the screen unit 34, specifically, an upper switch 38a, a left switch 38b, a lower switch 38c, a right switch 38d, and a screen. A confirmation switch 38e for confirming the contents displayed on the unit 34, an information display mode 70 in which information images corresponding to various information are displayed on the screen unit 34, and a setting mode in which a setting screen related to display on the screen unit 34 is displayed. It has a setting switch 38f for switching between 80 (see FIG. 8).

The setting switch 38f is arranged on the display unit 32 side, specifically, on the lower left side of the left switch 38b and the lower switch 38c, rather than the operation switch groups 38a to 38d. The operation frequency of the setting switch 38f is lower than that of the operation switch groups 38a to 38d. Therefore, by arranging the setting switch 38f at a position farther than the operation switch groups 38a to 38d, the possibility of erroneously operating the setting switch 38f is reduced.

The operation tool 38 is arranged inside the trapezoidal opening 31c, and the operation surface of the operation switch groups 38a to 38d and the operation surface of the setting switch 38f are arranged at positions recessed from the surface of the housing 31. .. Even if the worker unintentionally touches the display device 30, there is little risk of erroneously operating the operating tool 38.

[Display control device]
The display control device 40 includes a screen control unit 41, a display communication unit 42, a display storage unit 43, an operation input unit 44, and a light emission control unit 45, 46, and includes an operation signal from the operation unit 33 and an operation signal from the machine control device 20. The display device 30 is controlled based on the acquired various information. The display control device 40 is composed of a microcomputer in which a CPU, a ROM, a RAM, an I / O, and the like are mounted on a substrate 36.

The screen control unit 41 displays a predetermined character, an image, or the like on the screen unit 34 in a predetermined mode.
A background image corresponding to various information is stored in the display storage unit 43, and the screen control unit 41 calls this and, for example, a unit scale is arranged along a curved vertical direction to respond to various information. A bar graph as a graph image configured to display a predetermined display color between unit scales, a scale area where unit scales are arranged in an arc shape, and a center of the scale area according to various information. Is rotated as a rotation axis, and a tachometer as a meter-like image composed of pointers indicating values corresponding to various information is displayed on the screen unit 34. The predetermined display color may be one color or a plurality of colors. It also includes those whose color tone, lightness and darkness, etc. change step by step.

In FIG. 2, the screen unit 34 has a running speed, a state of straw processing (cutter, dropper), a state of an auxiliary transmission, a cutting height, a type of threshing object (rice, wheat, barley), and a load of a saw drum. Information images such as level, sheave load level, taste, yield, engine speed, water temperature, urea SCR remaining amount, fuel level, operating time, date and time are displayed.

Even if the information is the same depending on the day and night, the screen control unit 41 increases the brightness in the daytime, displays an information image based on white, for example, as shown in FIG. 2, and lowers the brightness at night. As shown in FIG. 5, for example, an information image based on black can be displayed, and the visibility is enhanced by the display according to day and night. Although such switching is possible by the operation in the setting mode 80 described later, it may be configured so that the switching is automatically performed depending on the time zone.

Hereinafter, various images displayed on the screen unit 34 will be described.

The screen control unit 41 divides the screen unit 34 into upper and lower parts by a horizontal linear boundary. In the present embodiment, as shown in FIG. 2, the upper side is the main region 50 and the lower side is the sub region 51. The boundary between the main area 50 and the sub area 51 may be defined by the screen control unit 41, and does not necessarily have to be clearly recognizable by humans. The same applies to each of the other areas described below.

[Main area]
In the main area 50, an information image corresponding to the main information among various information regarding the setting or the state of the combine harvester 1 or the work by the combine harvester 1 is displayed. Therefore, most of the screen unit 34, in the present embodiment, is displayed. About 90% of the space is allocated.

The main information includes running speed, straw processing status (cutter, dropper), auxiliary transmission status, cutting height, type of threshing target (rice, wheat, barley), saw drum load level, and sheave. It includes load level, taste, yield, engine rotation speed, water temperature, urea SCR remaining amount, fuel level, operation content of operation unit 33, various notification information, and the like.

The screen control unit 41 is configured to further divide the main area 50 into a fixed display area 52 and a variable display area 53.

In the fixed display area 52, a specific information image corresponding to specific information is displayed at least among various information regarding the setting or state of the combine 1 aircraft or the work by the combine 1. The specific information is preferably information that is always displayed during the work of the combine 1, and is the traveling speed, the state of straw processing (cutter, dropper), the state of the auxiliary transmission, the cutting height, and the object to be threshed. Includes type (rice, wheat, barley) and engine speed.

The fixed display area 52 is arranged at a position slightly to the right of the center of the main area 50, and the traveling speed of the combine 1 is displayed in the center thereof by displaying a numerical value based on the information about the traveling speed of the combine 1. ing. A tachometer displays the engine rotation speed around the information image according to the traveling speed.

The tachometer rotates the engine rotation speed according to the rotation speed of the engine with the graduation board area in which the unit scales are arranged in an arc shape and the center of the graduation board area as the rotation axis. It consists of a guideline that points to the value.

Below the information image according to the traveling speed, the state of straw processing (dropper), the state of the auxiliary transmission (secondary H), the cutting height (cutting L), and the type of threshing object (rice) are letters and icons. Is displayed by.

As described above, by arranging the fixed display area 52 from the center of the screen unit 34, the visibility and the design of various information displayed on the screen unit 34 are improved.

In the present embodiment, the screen control unit 41 has two variable display areas 53 on the left and right sides of the fixed display area 52, and an arbitrary display area 53a having a shape along the outer periphery of the scale area of the fixed display area 52. Divide into ~ 53d.

The screen control unit 41 displays a selection information image according to the information selected based on the artificial instruction among various information in each of the arbitrary display areas 53a to 53d, or is based on the artificial instruction. It is possible to set not to display the information image corresponding to any information.

The selected information that can be displayed in the arbitrary display areas 53a to 53d includes at least numerical information indicating a setting or state by a numerical value and at least increase / decrease information indicating a setting or state by a bar graph.

As numerical information, taste, yield, and fuel level can be exemplified, and as increase / decrease information, yield, sheave load level, water temperature, urea SCR remaining amount, and fuel level can be exemplified. The specific information about the specific information image displayed in the fixed display area 52 and the information about the selection information image that can be displayed in the variable display area 53 are different from each other. The information displayed in the fixed display area 52 and the variable display area 53 is not covered.

The taste, yield, and fuel level as numerical information are classified as "taste / yield (statistics)", "taste / yield", "taste", and "yield / fuel", and as increase / decrease information, Yield, sheave load level, water temperature, urea SCR remaining amount, and fuel level are categorized as "fir level", "sheave level", "urea SCR remaining amount", "fuel level", and "water temperature". ..

In the screen unit 34 shown in FIG. 2, in the arbitrary display area 53a, average protein …… (%), average water content …… (%), as selection information images according to “taste / yield (statistics)”. And the cumulative weight yield: An image including characters and numerical values such as (kg) is displayed.

In the screen unit 34 shown in FIG. 2, in the arbitrary display area 53b, an image including an icon showing the water temperature and a curved bar graph is displayed as a selection information image corresponding to the “water temperature”. In the bar graph, the water temperature is represented by displaying a figure of a predetermined size and a predetermined display color between the predetermined unit scales arranged along the vertical direction. In the present embodiment, the number of scales is eight, and the upper one is set as a threshold level.

In the screen unit 34 shown in FIG. 2, in the arbitrary display area 53c, an image including an icon indicating the fir level and a curved bar graph is displayed as a selection information image corresponding to the “fir level”. .. The bar graph expresses a fir level by displaying a figure of a predetermined size and a predetermined display color between predetermined unit scales arranged along the vertical direction. In the present embodiment, the number of scales is 10, and the upper two are set as threshold levels.

In the screen unit 34 shown in FIG. 2, in the arbitrary display area 53d, an image including an icon indicating the sheave level and a curved bar graph is displayed as a selection information image corresponding to the “sheave level”. ing. The bar graph expresses the sheave level by displaying a figure of a predetermined size and a predetermined display color between predetermined unit scales arranged along the vertical direction. In the present embodiment, the number of scales is 5, and the upper one is set as a threshold level.

The screen control unit 41 calls a background image corresponding to various information among the background images stored in the display storage unit 43, and displays, for example, a predetermined display color between numerical values, characters, and a predetermined scale. , An information image corresponding to each of various types of information is formed and displayed on the screen unit 34 in an manner corresponding to each of the various types of information.

Here, as shown in FIG. 6, when the confirmation switch 38e of the operating tool 38 is operated while the screen unit 34 is in the information display mode 70, it is displayed in the arbitrary display areas 53a to 53d as shown in FIG. Information that should be transitioned to the selection mode 74 in which information corresponding to the image can be selected.

In the selection mode 74, a drum roll type option image 53e that rotates the upper switch 38a or the lower switch 38c of the operating tool 38 up and down with the operation is arranged at a position corresponding to the fixed display area 52. By operating the upper switch 38a or the lower switch 38c of the operation tool 38, the option image 53e is rotated, and when the confirmation switch 38e is operated in a predetermined item, any of 53a to 53d to be switched in the arbitrary display area. Information corresponding to the information image to be displayed is displayed in the display area. Further, in the selection mode 74, by operating the left switch 38b or the right switch 38d, the arbitrary display area to be switched according to the information image to be displayed can be switched to the arbitrary display area from 53a to 53d. Is.

As the information that can be switched, as described above, numerical information classified into items such as "taste / yield (statistics)", "taste / yield", "taste", and "yield / fuel", and "" There is increase / decrease information classified into items such as "fir level", "sheave level", "urea SCR remaining amount", "fuel level", and "water temperature".

When "Taste / Yield" is selected, the selection information image corresponding to this is an image containing characters and numerical values such as protein …… (%), moisture …… (%), and fir …… (kg). Is displayed.

When "taste" is selected, an image including characters and numerical values such as protein (%) and water (%) is displayed as the selection information image corresponding to the selection information image.

As the selection information image according to the "yield / fuel", an image including characters and numerical values such as fir (kg) and fuel consumption yield (L) is displayed.

As the selection information image according to the "remaining amount of urea SCR", an image including an icon showing the remaining amount of urea SCR and a curved bar graph is displayed. In the bar graph, the urea SCR remaining amount is represented by displaying a figure of a predetermined size and a predetermined display color between predetermined unit scales arranged along the vertical direction. In the present embodiment, the number of scales is one, and the threshold level is set to about 10 to 20% of the full tank level side from the 0 level to the full tank level.

As the selection information image according to the "fuel level", an image including an icon showing the fuel level and a curved bar graph is displayed. In the bar graph, the fuel level is represented by displaying a figure of a predetermined size and a predetermined display color between predetermined unit scales arranged along the vertical direction. In the present embodiment, the number of scales is one from 0 level to full tank level, and the threshold level is set to about 10 to 20% on the full tank level side of the 0 level to full tank level.

The importance of the yield, the load level of the sheave, the water temperature, the remaining amount of urea SCR, and the fuel level is set.

For example, the yield and sheave load level are relatively high in importance, and the water temperature, urea SCR remaining amount, and fuel level are relatively insignificant, so the items "fir level" and "sheave level" were selected. The bar graph unit that is displayed when at least the width of the figure displayed between the scales is the bar graph unit that is displayed when the items "urea SCR remaining amount", "fuel level", and "water temperature" are selected. It is wider than the width of the figure displayed between the scales. Further, the brightness and saturation of the display color may be increased to improve the visibility. By changing at least the size or display color of the displayed figure according to the increase / decrease information, the visibility of the increase / decrease information can be enhanced. The higher the importance of the information, the higher the visibility. Therefore, the worker can easily confirm the importance of the information.

Further, the screen control unit 41 displays numerical information, that is, numerical information images corresponding to "taste / yield (statistics)", "taste / yield", "taste", and "yield / fuel" in a plurality of arbitrary display areas. Of 53a to 53d, it is configured to be displayable only in the arbitrary display area 53a located on the leftmost side of the screen unit 34.

Therefore, in the leftmost arbitrary display area 53a, "taste / yield (statistics)", "taste / yield", "taste", "yield / fuel", "fir level", "sheave level", " You can select any of the ten items of "Urea SCR remaining amount", "Fuel level", "Water temperature", and "None" which means that the information image corresponding to any information is not displayed. It is configured as follows.

For example, as shown in FIG. 6, for the arbitrary display area 53a, the information corresponding to the selection information image to be displayed can be switched from "taste / yield (statistics)" to "urea SCR remaining amount".

As shown in FIG. 6, when displaying numerical information, here, a numerical information image corresponding to "taste / yield (statistics)" in the arbitrary display area 53a, information corresponding to the "taste / yield (statistics)". The arbitrary display area 53a on which the image is to be displayed is expanded and displayed in the arbitrary display area 53a as compared with the case where the increase / decrease information, here, the increase / decrease information image according to the "urea SCR remaining amount" is displayed. It is configured in.

The numerical information image requires a larger space for display between the numerical information image such as "taste / yield (statistics)" and the increase / decrease information image such as "urea SCR remaining amount". As described above, when displaying the numerical information image corresponding to the numerical information, the visibility of the numerical information is enhanced by allocating a sufficient space.

Further, in the selection mode 74, as shown in FIG. 7, the information corresponding to the selection information image to be displayed can be switched from "taste / yield (statistics)" to "none" in the arbitrary display area 53a. can.

At this time, the screen control unit 41 is configured so that the selection information image about the "water temperature" displayed in the arbitrary display area 53b is expanded to the arbitrary display area 53a side and displayed.

Specifically, the display storage unit 43 stores the same information, here, background images having different widths even if the information images correspond to the "water temperature", and the screen control unit 41 has the wider width. By displaying the background image of the above and displaying a predetermined display color on the scale, an information image corresponding to the "water temperature" is formed and displayed on the screen unit 34.

The screen control unit 41 has "fir level", "sheave level", "urea SCR remaining amount", "fuel level", "water temperature", and "none" in the arbitrary display areas 53b to 58 other than the arbitrary display area 53a. It is configured so that any item can be selected from the six items of.

Further, the screen control unit 41 displays the same information, for example, information about the same "fuel level", in the arbitrary display area 53a, the arbitrary display area 53b, the arbitrary display area 53c, and the arbitrary display area 53d. On the other hand, they are configured to be displayed in different modes, for example, by making the shape of the image to be displayed different.

Specifically, the display storage unit 43 stores the same information, for example, a background image in which the left and right sides are reversed even if the information image corresponds to the "fuel level", and the screen control unit 41 displays it. It is configured to display a background image having a shape corresponding to an arbitrary display area selected to be displayed and to display a predetermined display color on the scale. In this way, various information is displayed in a manner that enhances the design without adversely affecting the visibility by differentiating the various information according to the shapes of the arbitrary display areas 53a to 53d to be displayed on the screen unit 34. can do.

That is, the screen control unit 41 makes the plurality of arbitrary display areas 53a to 53d different according to the position on the screen unit 34, and at least the combine 1 for each of the arbitrary display areas 53a to 53d according to the mode according to the shape. It is configured to be able to display an information image according to various information regarding the setting or the state of the work by the machine or the combine 1.

In the above-described embodiment, the case where the information to be displayed in the arbitrary display areas 53a to 53d is different has been described, but the present invention is not limited to this. The screen control unit 41 can display information images corresponding to the same information in all of the arbitrary display areas 53a to 53d, and for example, only one of the optional display areas 53a to 53d has the item "fir level". It is also possible to display the corresponding information image and not to display the information image corresponding to the item "None" in the other arbitrary display area, that is, according to any information.

As shown in FIG. 8, the display control device 40 displays a plurality of screen states selected for information to be displayed in the arbitrary display areas 53a to 53d among various information, and in the present embodiment, three patterns are displayed in the display storage unit 43. The screen control unit 41 is configured to be memorable, and the screen control unit 41 displays, for example, the screen state to be displayed on the screen unit 34 among the three patterns of screen states stored in the display storage unit, based on an artificial instruction, for example, the operation tool 38. It is configured to be scrollable and switchable by operating the left switch 38b and the right switch 38d.

The screen states are distinguished by being internally numbered in the display storage unit 43, for example, screen number 71, screen number 72, screen number 73, and are specified every time the combine 1 is started. The screen status of the screen number 71 of is displayed. Further, when returning to the information display mode 70 after transitioning from the screen state of each screen number 71, 72, 73 to the setting mode 80, the screen corresponding to the screen numbers 71, 72, 73 immediately before the transition to the setting mode 80 is performed. The status is displayed.

As shown in FIG. 9, in the setting mode 80, the work tab 81, the meter tab 82, and the PF tab 83 can be selected and displayed.

In the work tab 81, each item of maintenance time, alarm history, and user can be selected. In the user item, it is possible to register and switch between a plurality of users, for example, six users. In the alarm history item, a predetermined number, for example, the latest seven histories can be stored and displayed. The notification information may be divided into a category that can be confirmed by the worker and a category that cannot be confirmed.

On the meter tab 82, items of anti-theft, day / night mode, brightness adjustment, clock, language, and camera display can be selected. In the PF tab 83, each item of yield side fixed history, work start, fuel consumption reset, grain weight alarm, yield sensor 0 point correction, and protein display can be selected.

The display control device 40 can store the selection information image to be displayed in the arbitrary display areas 53a to 53d in the information display mode 70, the day / night mode, the brightness adjustment, and the setting in the clock for each user.

[Sub-region]
As shown in FIG. 2, the sub-region 51 is a narrow space as compared with the main region 50. The information displayed in the sub-region 51 includes the operation time, the date and time, various notification information, and the like.

The screen control unit 41 displays the operation time (integrated value) at the left end of the sub area 51, and displays the date and time at the right end. Further, on the right side of the display of the operation time, various notification information and the like are displayed by a simple image in the form of characters as described later. Further, various notification information and the like can be displayed by an icon, and as the information corresponding to such an alarm, an abnormality related to the urea SCR system can be exemplified. When the abnormality has occurred, the screen control unit 41 displays an icon corresponding to the abnormality on the left side of the date and time display in the sub area 51.

[Notification information]
In addition to the information images as described above, the screen control unit 41 is configured to be capable of displaying at least a notification image according to the notification information to be notified regarding the machine of the combine 1 or the work by the combine 1.

The broadcast information is classified into a plurality of categories, for example, abnormality information, alarm information, self-diagnosis information, and instruction information, and the degree of importance is set for each category. The display control device 40 acquires these notification information from the aircraft control device 20.

The screen control unit 41 is configured to display a detailed image on the screen unit 34 in a different manner for each category, for example, by making the size, color, etc. of the image to be displayed different.

The importance of the abnormality information, the alarm information, the self-diagnosis information, and the instruction information is set in this order, and the screen control unit 41 mainly has a notification image corresponding to the notification information belonging to the category having a relatively high importance. When displayed in the area 50, the broadcast image corresponding to the broadcast information belonging to the category having a relatively low importance is not displayed. By displaying the notification image corresponding to the notification information with higher importance earlier, the worker can confirm the content earlier with the notification information having higher importance. Further, depending on the information to be notified, the corresponding sign is turned on at the same time in the sign disposing portion 37.

[Abnormal information]
The information classified as anomalous information includes information that needs to notify the worker of the cause of stopping the engine, for example, "cutting" that notifies that the cutting unit 2 is clogged with grains. It includes "clogging" information, "engine stop switch" information for notifying that the engine stop switch has been pressed in the control unit 9, and the like.

As shown in FIG. 10, when the "cutting jam" occurs, the screen control unit 41 displays the abnormality information image 60 corresponding to the "cutting jam" information on the screen unit 34 at least until the cause of the abnormality is eliminated. It is configured to display in the entire area of.

The abnormality information image 60 includes the title “cutting jam” representing the notification information and its specific contents. In addition, the concrete contents include an illustration of the notification information and a comment about the event that caused the notification information. Please. "Is included. The abnormality information image 60 using the title and its specific contents in this way is referred to as a detailed image. Workers can easily confirm the notification information by the title included in the detailed image and its specific contents, and the illustration related to the notification information and the comment about the event that caused the notification information. By referring to and, the event that caused the problem can be dealt with accurately. The illustrations of the combine 1 in FIGS. 10 to 16 and 19 as viewed from the front left are examples and are not limited thereto. Actually, depending on the content of the alarm etc., the place where the event that the notification information is notified occurs in the illustration of the combine 1 viewed from the rear, for example, or the illustration of the main part of the combine 1 enlarged. By coloring or adding a mark to the part corresponding to the above, it is configured so that the part can be easily grasped.

[Alarm information]
The information classified as alarm information includes information that needs to notify the worker that proper work is impossible, for example, "fir" information that notifies that the fir is full. "Sheave" information to notify that the number of particles on the sheave case is increasing, "fuel refueling" information to notify that the fuel is low, and "SCR system abnormality" information to notify the abnormality of the urea SCR system. , "Urea water quality abnormality" information and the like for notifying the quality abnormality of urea water are included.

[Severe warning information]
Of the warning information, "fuel refueling" information, "SCR system abnormality" information, "urea water quality abnormality" information, etc., will hinder the running of the combine 1 if such a state is notified. Classified as severe alarm information.

As shown in FIG. 11, when the screen control unit 41 detects, for example, that the remaining amount of fuel is low by the signal from the fuel sensor 7c, the screen control unit 41 serves as a notification image according to the "fuel refueling" information. The severe alarm information image 61 is configured to be displayed on the screen unit 34. Although the severe alarm information image 61 is smaller than the abnormality information image 60 corresponding to the abnormality information, it is displayed on the screen unit 34 so as to overlap the information image in the information display mode 70 until at least the cause of the notification is eliminated. .. The screen control unit 41 may be configured to display the severe alarm information image 61 in the entire area of the screen unit 34 until at least the cause of the notification is eliminated.

The severe warning information image 61 includes the title "fuel refueling" representing the notification information and its specific contents. In addition, the specific content is an illustration of the notification information and a comment about the event that caused the notification information to be notified. "The fuel is running low. Please stop the engine and refuel." Is included. The alarm screen in such an embodiment is also referred to as a detailed image.

[Mild warning information]
In contrast to the above-mentioned severe warning information, among the warning information, the "fir" information and the "sheave" information are mild because they do not hinder the running of the combine 1 even if they are in a state of notifying them. It is classified into the alarm information of.

As shown in FIG. 12, when the screen control unit 41 detects that the fir stored in the storage unit 5 is full by the signal from the yield sensor 5b, the screen control unit 41 responds to the "fir" information. The light alarm information image 62 as a notification image is configured to be displayed on the screen unit 34. The mild warning information image 62 is displayed on the screen unit 34 in the same size as the severe warning information image 61 corresponding to the severe warning information. The screen control unit 41 may be configured to display the light alarm information image 62 in the entire area of the screen unit 34 at least until the cause of the notification is eliminated.

The mild warning information image 62 includes a title “fir” representing the notification information and its specific contents. In addition, the specific content includes an illustration of the notification information and a comment about the event that caused the notification information, "The fir is full. Please stop the work and discharge the fir." Is done. The light alarm information image 62 according to such an embodiment is also referred to as a detailed image.

At least when an event to be notified about the combine 1 aircraft or the work by the combine 1 occurs, a detailed image showing the contents to be notified in detail is displayed in the main area 50, so that the worker can easily describe the contents. Can be confirmed.

The screen control unit 41 may hide the light alarm information image 62 displayed on the screen unit 34 when the operator manually operates the operation unit 33, for example, when the lower switch 38c of the operation tool 38 is operated. It is configured to be able to. The screen control unit 41 is configured to display a simple image that simply represents the content to be notified in the sub area 51 in response to the operation. For example, if the lower switch 38c of the operation tool 38 is operated when the "fir" information is present as the notification information, the detailed image corresponding to the "fir" information displayed in the main area 50 is hidden. The title "fir" in the detailed image is displayed as a simple image in the sub area 51.
At this time, the information image is displayed in the main area 50.

After confirming the contents of the detailed image, the worker terminates the display, and at least the information image corresponding to various information regarding the setting or the state of the combine 1 aircraft or the work by the combine 1 is displayed in the main area 50. Display again. Since a simple image that simply displays the content of the event to be notified is displayed in the sub area 51, the content of the event to be notified can be confirmed while continuing the operation or work.

Further, when the screen control unit 41 is displaying the wording of "fir" as a simple image in the sub area 51, the screen control unit 41 operates, for example, the lower switch 38c of the operation tool 38 again based on an artificial display switching instruction. By doing so, the detailed image of the light warning information image 62, that is, the title “fir” representing the light warning information image 62, and its specific contents are displayed again instead of the information image displayed in the main area 50. .. At that time, since the wording of "fir" displayed in the sub area 51 is hidden, the display is not redundant.

As described above, when the screen control unit 41 has mild alarm information, the screen control unit 41 displays the detailed information in the main area 50 or the simple information in the sub area 51 according to the operation of the operation tool 38. It can be displayed in an embodiment.

Further, the screen control unit 41 operates when displaying a plurality of detailed images corresponding to each of the plurality of notification information in the main area 50, particularly when there are a plurality of notification information classified into mild alarm information. Based on the artificial display switching instruction of the tool 38, a plurality of detailed images can be sequentially switched and displayed.

For example, as shown in FIG. 13, when "fir" information and "sheave" information are present as notification information, a light warning information image corresponding to the "fir" information is displayed in the main area 50 of the screen unit 34. 62 is displayed. Here, when the left switch 38b or the right switch 38d of the operating tool 38 is operated, the light alarm information image 63 corresponding to the "sheave" information is switched and displayed. A priority is set for the notification information, and the information is displayed in ascending or descending order according to the priority.

Further, the screen control unit 41 displays the light alarm information images 62 and 63 displayed in the main area 50 each time the operator manually operates the operation unit 33, for example, the lower switch 38c of the operation tool 38 is operated. The display is switched to the display as a simple image in the sub area 51.

Similar to the above, as shown in FIG. 13, when the "fir" information and the "sheave" information are present as the notification information, the screen unit 34 has a light warning information image 62 corresponding to the "fir" information. Is displayed. Here, when the lower switch 38c of the operation tool 38 is operated, the detailed image corresponding to the "fir" information displayed in the main area 50 is hidden, and the title "fir" in the detailed image is changed to the sub area 51. It is displayed as a simple image. At this time, the detailed image of the light alarm information image 63 according to the "sheave" information is switched and displayed in the main area 50.

Here, when the lower switch 38c of the operation tool 38 is further operated, the detailed image of the light alarm information image 62 corresponding to the "sheave" information displayed in the main area 50 is hidden, and the detailed image is displayed. The title "sheave" is also displayed as a simple image in the sub area 51.
At this time, the information image is displayed in the main area 50.

The screen control unit 41 responds to each of the plurality of notification information in the sub-region 51 when a plurality of notification information exists, for example, when "fir" information and "sheave" information exist as the notification information. In displaying a plurality of simple images, a plurality of simple images, that is, simple images corresponding to "fir" information, based on an artificial display switching instruction, for example, an operation of the left switch 38b or the right switch 38d of the operation tool 38. And a simple image according to the "sheave" information can be switched and displayed in sequence.

Further, when the screen control unit 41 is displaying the wording of "fir" or "sheave" as a simple image in the sub area 51, for example, the lower switch of the operation tool 38 is based on an artificial display switching instruction. By operating 38c again, the detailed image of the light alarm information image 62, that is, the title "fir" representing the notification information, and its specific contents are displayed instead of the information image displayed in the main area 50. At the same time, the wording of "fir" or "sheave" displayed in the sub area 51 is hidden. In the main area 50, when the left switch 38b or the right switch 38d of the operating tool 38 is operated, the light warning information image 63 corresponding to the "sheave" information is displayed in place of the light warning information image 62.

As described above, even when a plurality of broadcast information exists, the screen control unit 41 may display detailed information in the main area 50 or simple information in the sub area 51 according to the operation of the operation tool 38. It can be displayed in the mode of.

[Self-diagnosis information]
The notification information classified as self-diagnosis information includes information that needs to notify the worker that the condition of the machine of the combine 1 is not normal and maintenance is required, for example, the unloader (discharge unit 6). "Unloader" information that informs that the turning sensor 6a (see FIG. 4) has not been fine-tuned, and informs that the engine cannot be started because the sensor signal of the main shift lever 14 has an abnormality. "Main shift lever" information to be used is included.

As shown in FIG. 14, when the screen control unit 41 detects the signal from the swivel sensor 6a, the screen control unit 41 displays, for example, a self-diagnosis information image 64 as a notification image corresponding to the "unloader" information on the screen unit 34. It is configured in. The self-diagnosis information image 64 at this time is displayed on the screen unit 34 so as to overlap the information image in the information display mode 70, similarly to the light alarm information images 62 and 63 corresponding to the above-mentioned mild alarm information. Is displayed in. The screen control unit 41 may be configured to display the self-diagnosis information image 64 in the entire area of the screen unit 34 at least until the cause of the notification is eliminated.

The behavior when the operation tool 38 is operated and the behavior when there are a plurality of notification information classified into the self-diagnosis information are the same as the behavior for the above-mentioned mild alarm.

As shown in FIG. 15, when the screen control unit 41 mixes "fir" information which is mild alarm information, "sheave" information, and "unloader" information which is self-diagnosis information, first, the main The light alarm information image 62 corresponding to the "fir" information is displayed in the area 50. When the lower switch 38c of the operation tool 38 is operated, the detailed image corresponding to the "fir" information displayed in the main area 50 is hidden, and the title "fir" in the detailed image is changed to a simple image in the sub area 51. Is displayed as. Then, the light alarm information image 63 as a detailed screen corresponding to the "sheave" information is switched and displayed in the main area 50. When the lower switch 38c of the operation tool 38 is operated, the detailed image corresponding to the "sheave" information displayed in the main area 50 is hidden, and the title "sheave" in the detailed image becomes a simple image in the sub area 51. Is displayed as. Finally, the self-diagnosis information image 64 as a detailed screen corresponding to the "unloader" information is switched and displayed in the main area 50. Further, when the lower switch 38c of the operation tool 38 is operated, the detailed image corresponding to the "unloader" information displayed in the main area 50 is hidden, and the title "unloader" in the detailed image is changed to the sub area 51. It is displayed as a simple image.

As described above, when the light alarm information and the self-diagnosis information are mixed, the screen control unit 41 responds to the light alarm information because the light alarm information is more important than the self-diagnosis information. Unless all of the light alarm information image 62 is switched to display as a simple image in the sub area 51, the self-diagnosis information image 64 corresponding to the self-diagnosis information is not displayed in the main area 50.

When the screen control unit 41 is displaying the words "fir", "sheave", or "unloader" as a simple image in the sub area 51, the screen control unit 41 is, for example, an operation tool based on an artificial display switching instruction. By operating the lower switch 38c of 38 again, the detailed image of the light alarm information image 62 instead of the information image displayed in the main area 50, that is, the title "fir" representing the notification information and its specific contents. Is displayed, and the words "fir", "sheave", and "unloader" displayed in the sub area 51 are hidden.

[Instruction information]
The information classified as instructional information includes information that needs to be notified to the worker in order to enable proper work, for example, "parking brake" that informs that the parking brake is still applied. Information, "saw drum" information for notifying that the cover of the saw drum is not properly closed in the threshing unit 3 and the like are included.

As shown in FIG. 16, when the screen control unit 41 detects the signal from the brake sensor 1b, the screen control unit 41 displays the instruction information image 65 as a notification image corresponding to the "parking brake" information on the screen unit 34. It is configured. Although the instruction information image 65 is smaller than the abnormality information image 60 corresponding to the abnormality information, it is displayed on the screen unit 34 so as to overlap the information image in the information display mode 70 until at least the cause of the notification is eliminated. The screen control unit 41 may be configured to display the instruction information image 65 in the entire area of the screen unit 34 at least until the cause of the notification is eliminated.

[Operation image]
Further, as shown in FIG. 17, when the screen control unit 41 artificially operates the machine of the combine 1 or the work by the combine 1, the operation image 66 corresponding to the operation is displayed in the main area 50. It is configured to be partially displayable.

As an artificial operation, an engine start / stop changeover switch in the operation panel portion 16, an auxiliary changeover switch (not shown) and a saw depth changeover switch (not shown) provided in the main shift lever 14 are used. Clutch lever 15, cutting height adjustment knob provided in the operation button group, vehicle speed adjustment knob, knobs such as selection knob for grain removal target, unloader posture change button, fir discharge start button by unloader, The operation of buttons such as the fir discharge stop button can be exemplified.

For example, when the saw depth changeover switch is operated, a signal from the operation detection sensor is transmitted to the display control device 40 via the machine control device 20. The display control device 40 that has acquired the signal from the operation detection sensor determines that the saw depth changeover switch has been operated, and the screen control unit 41 displays the operation image 66 on the main area 50 side as the main area 50 and the sub area. It is displayed along the boundary with 51 according to the mode of animation. Since the operation image 66 is displayed with continuous movement, it is easy to attract the attention of the viewer. The animation can be exemplified by fade-in or cut-in.

The operation image 66 is a rectangular image that is smaller than the screen unit 34, and information corresponding to the operation is displayed by characters, numerical values, icons, and the like.

When the unloader posture change button (not shown) is operated, the screen control unit 41 changes the posture of the unloader as seen from above the machine body as an operation image 66 depending on the mode of animation, as shown in FIG. 24. The image is displayed on the screen unit 34. When operating the unloader in the driver's seat 10, even if the unloader is hidden behind the ceiling of the driver's seat and it is difficult to visually grasp the position, by referring to the operation image 66 displayed on the screen unit 34, the unloader can be operated. The worker can easily confirm the position of the unloader. The posture change button is not limited to the configuration provided in the operation panel unit 16 in the form of an operation button, and may be provided in the control unit 9 in the form of a remote controller.

The screen control unit 41 is configured to display the operation image 66 in the variable display area 53, but not in the fixed display area 52. Therefore, the worker can also acquire the information displayed in the fixed display area 52 while acquiring the information according to the operation. In the present embodiment, the fixed display area 52 is the first display area where the operation image 66 is not displayed, and the variable display area 53 is the second display area where the operation image 66 is displayed.

The screen control unit 41 animates the displayed operation image 66 along the boundary between the main area 50 and the sub area 51 on the main area 50 side after a certain period of time, for example, 5 seconds from the start of the artificial operation. Hide by. Since the operation image 66 is hidden by continuous movement, it is easy to attract the attention of the viewer. The animation can be exemplified by fading out or cutout.

If the operation image 66 displayed in response to the operation is hidden at the same time as the end of the artificial operation, there is a risk that the operation image 66 cannot be confirmed. On the other hand, according to the above configuration, since the display is not hidden until a certain period of time has elapsed from the start of the artificial operation, it is possible to reduce the risk of failing to confirm the operation image 66. Since the operation image 66 is automatically hidden, it is not necessary for a person in the driver's seat to hide the operation image 66.

[Camera image mode]
Further, the screen control unit 41 has an information display mode 70 as described with reference to FIG. 2, for example, and a camera image mode 90 in which the screen unit 34 includes a camera image area as shown in FIG. It is configured.

When the combine 1 is moved backward, that is, when the main shift lever 14 is swung backward, the screen control unit 41 displays the display of the screen unit 34 from the information display mode 70 to the camera image mode 90 in conjunction with this operation. Switch to. Therefore, it is not necessary for the worker to perform the work for the switching.

In the camera image mode 90, the captured image taken by the camera 8 is displayed in the camera image area 54 in the center of the screen unit 34, and at least the combine 1 is displayed in the specific state information area 55 on the left side of the camera image area 54. Information images corresponding to the rotation speed of the engine are displayed as specific state information regarding the specific state of the work by the aircraft or the combine 1, and at least the aircraft of the combine 1 is displayed in the specific state information area 56 on the right side of the camera image area 54. Alternatively, an information image corresponding to the fir level is displayed as specific state information regarding a specific state for the work by the combine 1. This information is also displayed in the camera image mode 90 because it is preferable that the worker always confirms the state of the combine harvester 1 even when the combine harvester 1 is moving backward.

As shown in FIG. 18, in the specific state information region 55, the rotation speed of the engine rotates around the center of the scale plate region in which the unit scales are arranged in an arc shape and the rotation speed of the engine. It rotates as an axis and is displayed by a tachometer composed of a pointer that points to a value according to the rotation speed. The tachometer in the camera image mode 90 has a larger radius of curvature in the dial region than the tachometer shown in the fixed display region 52 in the information display mode 70.

As shown in FIG. 14, in the specific state information area 56, an icon indicating the fir level and a unit scale are arranged along the vertical direction, and a predetermined size and a predetermined size are provided between the unit scales according to the fir level. It is displayed by a slightly curved bar graph configured to display the display color. In the present embodiment, the number of scales is 10, two of which are set as threshold levels. The bar graph in the camera image mode 90 has a larger radius of curvature of the unit scale than the bar graph corresponding to the fir level shown in the arbitrary display areas 53a to 53d in the information display mode 70.

In the information mode, the information image can be displayed in a manner that enhances visibility by securing a large area for displaying the information image according to the rotation speed of the engine and the fir level. On the other hand, in the camera image mode 90, at least, by securing a sufficient area for displaying the captured image taken by the camera and displaying an information image according to the engine rotation speed and the fir level in the other area. It is possible to display the captured image taken by the camera while maintaining the limited visibility.

As shown in FIG. 19, the screen control unit 41 is a notification image according to the notification information to be notified regarding at least the machine of the combine 1 or the work by the combine 1 in the information display mode 70, and the content to be notified. In the camera image mode 90, the specific state information area 56 of the screen unit 34 is a notification image corresponding to the notification information and arouses the existence of the notification information. It is configured so that the arousal image 67 for the purpose can be displayed. The arousal image 67 may be displayed in the specific state information area 55. Although the presence of the notification information is aroused by displaying the aroused image 67, the display does not reach the camera image area 54, so that the captured image taken by the camera is not obscured.

When the arousal image 67 is switched from the camera image mode 90 to the information display mode 70, the arousal image 67 is displayed by switching to the light warning information image 62 as a notification image of the notification information in the present embodiment.

As shown in FIG. 21, the screen control unit 41 responds to the state (sub-H) of the sub-transmission provided in the airframe on the upper part of the tachometer indicating the rotation speed of the engine displayed in the specific state information area 55. It is configured to be able to display information images. When moving the combine 1 backward, the worker can easily confirm the state of the auxiliary transmission by referring to the information image corresponding to the state of the auxiliary transmission displayed in the specific state information area 55. .. Since the tachometer represents the rotational speed of the engine provided in the airframe, it is preferable to display the information image according to the state of the auxiliary transmission in the vicinity of the meter-shaped image.

Further, when the posture change button of the unloader is operated, in conjunction with this, the screen control unit 41 changes the display of the screen unit 34 from the information display mode 70 to the display in the camera image mode 90, as shown in FIG. 25. You may switch. Therefore, it is not necessary for the worker to perform the work for the switching.

In the camera image mode 90, a photographed image taken by the unloader's camera 6b is displayed in the camera image area 54 in the center of the screen unit 34. Since the captured image taken by the camera 6b provided in the unloader is displayed in the center of the screen unit 34, the worker can easily check the ejection position and the state of fir accumulation while sitting in the driver's seat 10.

As described above, the information image corresponding to the rotation speed of the engine is displayed in the specific state information area 55 on the left side of the camera image area 54, and the specific state information area 56 on the right side of the camera image area 54 is described above. The information image according to the fir level is displayed as described above. This information is also displayed in the camera image mode 90 because it is preferable that the worker always confirms the state of the fir even during the discharge of the fir by the unloader.

The screen control unit 41 is configured to be able to display in the specific state information area 56 an image similar to the image in which the posture of the unloader viewed from above the machine body displayed in the information display mode 70 changes depending on the mode of animation. .. Since the information image corresponding to the fir level is displayed in the specific state information area 56 as described above, it is preferable to display the information image corresponding to the turning of the unloader in the vicinity of the information image corresponding to the fir level. Because.

Hereinafter, another embodiment of the display device 30 according to the present invention will be described.

In the above-described embodiment, the housing 31 is configured such that the lower corner portion on the operation unit 33 side is cut off in the front view, but the present invention is not limited to this. Of the left and right ends of the housing 31, the width in the vertical direction may be gradually or gradually narrowed on the operation unit 33 side. Therefore, the upper corner portion may be formed in a cut shape. The housing 31 can be made compact on the operation unit 33 side.

In the above-described embodiment, the display device 30 has described the case where the display unit 32 is provided on the left side and the operation unit 33 is provided on the right side in the front view of the housing 31, but the present invention is not limited to this. The display device 30 may be provided with a display unit 32 on the right side and an operation unit 33 on the left side in the front view of the housing 31.

In the above-described embodiment, the case where the sign disposing unit 37 is arranged below the screen unit 34 at a distance from the screen unit 34 has been described, but the present invention is not limited to this. The sign disposing unit 37 may be arranged above the screen unit 34 at a distance from the screen unit 34. The sign disposing unit 37 may be provided along one side of the four sides of the screen unit 34 that is different from the one provided along the load display unit 35.

In the above-described embodiment, the case where the display control device 40 is configured separately from the machine control device 20 and is arranged inside the housing 31 of the display device 30 has been described, but the present invention is not limited to this. The display device 30 may be arranged outside the housing 31, or the display control device 40 may be integrally configured with the airframe control device 20.

In the above-described embodiment, the screen control unit 41 is configured to arrange the fixed display area 52 between the adjacent arbitrary display areas 53b and 53c among the plurality of arbitrary display areas 53a to 53d. However, the screen control unit 41 is configured to arrange the fixed display area 52 at a position other than between adjacent arbitrary display areas 53b and 53c, for example, next to a plurality of arbitrary display areas 53a to 53d. You may.

In the above-described embodiment, the screen control unit 41 is configured such that the variable display area 53 has a fixed display area 52 and a plurality of arbitrary display areas 53a to 53d arranged side by side in the horizontal direction. However, the variable display area 53 may be configured such that the fixed display area 52 and the plurality of arbitrary display areas 53a to 53d are arranged side by side in the vertical direction, or in the vertical direction and the horizontal direction. May be configured to be arranged in combination. In a display area of a limited size, the visibility of various information and the design of the display can be improved.

In the above-described embodiment, the screen control unit 41 has described the case where the fixed display area 52 is arranged between any of the variable display areas 53, but the fixed display area 52 may not be provided. In that case, the screen control unit 41 may be configured to divide the screen unit 34 into a plurality of arbitrary display areas arranged in the horizontal direction or the vertical direction.

In the above-described embodiment, the screen control unit 41 displays an information image in one of the adjacent arbitrary display areas 53a to 53d, and displays the information image in one of the adjacent arbitrary display areas 53a to 53d. In the case where the information image is not displayed, the case where one arbitrary display area is configured to be expanded to the other arbitrary display area side is described as compared with the case where the information image is displayed in both arbitrary display areas. , Not limited to this. The screen control unit 41 displays an information image in one of the adjacent arbitrary display areas 53a to 53d, and does not display the information image in the other arbitrary display area. In some cases, it may be configured to move one arbitrary display area to the other arbitrary display area side rather than displaying the information image in both arbitrary display areas.

In the above-described embodiment, when a plurality of broadcast information exists, the screen control unit 41 artificially switches the display in the sub area 51 when displaying a plurality of simple images corresponding to each of the plurality of broadcast information. Based on the instruction, a plurality of simple images can be sequentially switched and displayed. The case has been described, but it is not limited to this. When a plurality of notification information exists, the screen control unit 41 sequentially switches the plurality of simple images at predetermined time intervals in displaying a plurality of simple images corresponding to each of the plurality of notification information in the sub area 51. It may be configured to be displayable. Workers can check all the contents in order without any artificial operation.

In the above-described embodiment, the screen control unit 41 displays a plurality of detailed images corresponding to each of the plurality of notification information in the main area 50 when a plurality of notification information classified as mild alarm information exists. In the above, the case where a plurality of detailed images can be sequentially switched and displayed based on an artificial display switching instruction has been described, but the present invention is not limited to this. The screen control unit 41 may be configured to sequentially switch and display a plurality of detailed images at predetermined time intervals when displaying a plurality of detailed images corresponding to each of the plurality of broadcast information in the main area 50. good. Workers can check all the contents in order without any artificial operation.

In the above-described embodiment, the screen control unit 41 has described the case where the screen unit 34 is divided into two so that the upper side is the main area 50 and the lower side is the sub area 51, but the present invention is not limited to this. The screen control unit 41 may divide the screen unit 34 into two so that the lower side is the main area 50 and the upper side is the sub area 51, or the screen unit 34 may be divided into left and right.

In the above-described embodiment, the screen control unit 41 has been described in a case where the displayed operation image 66 is configured to be hidden after a certain period of time from the start of the artificial operation, but the present invention is not limited to this. .. The screen control unit 41 may be configured to hide the displayed operation image 66 after a certain period of time from the end of the artificial operation.

If the operation image 66 displayed in response to the operation is hidden at the same time as the end of the artificial operation, there is a risk that the operation image 66 cannot be confirmed. On the other hand, according to the above configuration, since it is not hidden until a certain period of time has elapsed from the end of the artificial operation, it is possible to reduce the risk of failing to confirm the operation image 66. Since the operation image 66 is automatically hidden, it is not necessary for a person in the driver's seat to hide the operation image 66.

According to the above configuration, information that may be temporarily hidden by the operation image 66 is displayed in the main area 50, and inconvenient information that is temporarily hidden by the operation image 66 is displayed in the sub area 51. Can be displayed. Since the operation image 66 is displayed and hidden along the boundary between the main area 50 and the sub area 51 on the main area 50 side, the design is also high.

In the present invention, the screen control unit 41 divides the main area 50 into a first display area and a plurality of second display areas arranged so as to sandwich the first display area, and divides the operation image 66 into a second display area. It is preferable that it is configured to display only in the display area. At that time, information that may be temporarily hidden by the operation image 66 is displayed in the second display area, and inconvenient information that is temporarily hidden by the operation image 66 is displayed in the first display area. can do. Since the operation image 66 is displayed and hidden along the boundary between the main area 50 and the sub area 51 on the main area 50 side, the design is also high.

In the present invention, the first display area is a fixed display area 52 that displays a specific information image according to specific information among various information regarding settings or states of at least the combine harvester 1 or the work by the combine harvester 1. The second display area is preferably a variable display area 53 in which the information to be displayed based on an artificial instruction can be changed among various information.

According to the above configuration, heavy information among various information regarding the setting or state of the combine 1 aircraft or the work by the combine 1 is always displayed as specific information in the fixed display area 52, and the other information is arbitrarily variable. The display area of the screen unit 34 can be effectively used, such as displaying in the display area 53.

In the above-described embodiment, the information image corresponding to the rotation speed of the engine is displayed in the specific state information area 55 on the left side of the camera image area 54, and the fir level is displayed in the specific state information area 56 on the right side of the camera image area. The case where the information image corresponding to the above is displayed has been described, but the present invention is not limited to this. An information image corresponding to the rotation speed of the engine is displayed in the specific state information area 56 on the right side of the camera image area, and an information image corresponding to the fir level is displayed in the specific state information area 55 on the left side of the camera image area 54. May be done. Further, the case where the specific state information is the rotation speed and the fir level of the engine has been described, but the present invention is not limited to this. It may be an information image according to other information.

In the above-described embodiment, the screen control unit 41 displays the screen unit 34 as a camera image area 54 capable of displaying a photographed image taken by a camera 8 provided in at least the body of the combine 1 and a camera image area from the left and right. It is divided into two specific state information areas 55 and 56, which are arranged so as to be sandwiched between them and display specific state information images corresponding to specific state information regarding a specific state of at least the aircraft of the combine 1 or the work by the combine 1. Although the case where the specific state information regarding the specific state information image is configured to be represented by at least one of a bar graph and a tacometer has been described, the present invention is not limited to this.

For example, the screen control unit 41 is arranged so as to sandwich the screen unit 34 from above and below a camera image area capable of displaying a photographed image taken by a camera 8 provided in at least the body of the combine 1 and a camera image area. , At least the specific state information image related to the specific state information image is divided into two specific state information areas that display the specific state information image according to the specific state information about the specific state of the machine of the combine 1 or the work by the combine 1. , A bar graph or a tachometer, which may be configured to represent at least.

In the above-described embodiment, the display device 30 is arranged on the left front side of the driver's seat 10, but may be therefore arranged on the right front side. If it is opposite to the elevating part 12, it does not get in the way when getting on and off.

In the above-described embodiment, the case where the display device 30 according to the present invention is provided in the ordinary combine harvester 1 as a working machine has been described, but as shown in FIG. 20, the display device 30 according to the present invention has been described. , May be provided in a self-removing combine 1 as a working machine. Regarding the self-removing combine harvester 1 shown in FIG. 20, the configuration corresponding to each part in the ordinary type combine harvester 1 shown in FIG. 1 is designated by the same reference numerals and description thereof will be omitted.

When the working machine is a normal type combine 1, the display device 30 is arranged on the left front side of the driver's seat 10, but when the working machine is a self-removing type combine, the display device 30 is arranged. , It is arranged in front of the center of the driver's seat 10. Since the display device 30 is out of the left front or right front of the field of view of the worker seated in the driver's seat, it is possible to work while gazing at the left front or the right front of the field.

Further, the display device 30 according to the present invention is not limited to the combine 1 as a working machine, and may be provided in a working machine such as a tractor or a back four.

The above-described embodiments are all examples of the present invention, and the description thereof does not limit the present invention, and the specific configuration of each part can be appropriately modified and designed within the range in which the effects of the present invention are exhibited. be.

1: Combine (working machine)
1a: Traveling speed sensor 1b: Brake sensor 2: Cutting part 3: Grain removal part 3a: Saw body sensor 4: Sorting part 4a: Sheave sensor 5: Storage part 5a: Taste sensor 5b: Yield sensor 6: Discharge part 6a: Swing sensor 7a: Rotation speed sensor 7b: Water temperature sensor 7c: Fuel sensor 8: Camera 9: Control unit 10: Driver's seat 11: Driving operation unit 12: Elevating unit 13: Operation lever unit 14: Main speed change lever 14a: Auxiliary shift switch 15: Clutch lever 16: Operation panel unit 18: Winker lamp 19: Winker lamp 20: Aircraft control device 21: Aircraft control unit 22: Aircraft communication unit 23: Aircraft storage unit 30: Display device 31: Housing 31a: Rectangular opening 31b: Elongated opening 31c: Trapezoidal opening 31d: Panel body 32: Display unit 33: Operation unit 34: Screen unit 35: Load display unit 35a: Segment 35b: Segment 35c: Segment 35d: Segment 35e: Segment 35z: LED element 36: Substrate 37: Label arrangement portion 37a: Label 37b: Label 37c: Label 37d: Label 37e: Label 37f: Label 37g: Label 37h: Label 37i: Label 37j: Label 37z: LED element 38: Operating tool 38a: Upper switch 38b : Left switch 38c: Down switch 38d: Right switch 38e: Confirmation switch 38f: Setting switch 40: Display control device 41: Screen control unit 42: Display communication unit 43: Display storage unit 44: Operation input unit 45: Light emission control unit 46 : Light emission control unit 50: Main area 51: Sub area 52: Fixed display area 53: Variable display area 53a: Arbitrary display area 53b: Arbitrary display area 53c: Arbitrary display area 53d: Arbitrary display area 54: Camera image area 55: Specific State information area 56: Specific state information area 60: Abnormality information image 61: Severe alarm information image 62: Mild alarm information image 63: Mild alarm information image 64: Self-diagnosis information image 65: Instruction information image 66: Operation image 67: Arousal Image 70: Information display mode 74: Selection mode 80: Setting mode 90: Camera image mode

Claims (9)

It is a display device installed in a work machine.
A screen unit and a screen control unit that controls the screen unit are provided.
The screen control unit
The screen portion is arranged so as to sandwich at least a camera image area capable of displaying a photographed image taken by a camera provided in the machine body of the work machine from the left and right, and at least the machine body of the work machine. Alternatively, it is divided into two specific state information areas for displaying a specific state information image corresponding to the specific state information regarding the specific state of the work by the work machine.
In the specific state information area, unit scales are arranged along the vertical direction for specific state information related to the specific state information image, and a predetermined display color is displayed between the unit scales according to the specific state information. A scale area in which the configured graph-like image or unit scale is arranged in an arc shape and the center of the scale area according to the specific state information are rotated as a rotation axis, and a value corresponding to the specific state information is obtained. Represented by at least one of the meter-like images composed of pointers and pointers
The screen unit has a camera image mode in which the camera image area is included, and an information display mode in which the screen unit does not include the camera image area.
In the information display mode, at least an information image corresponding to various information regarding the setting or state of the machine of the work machine or the work by the work machine can be displayed on the screen unit.
The specific state information is a display device which is information about a part of the information included in the various information . It is a display device installed in a work machine.
The screen part and
A screen control unit that controls the screen unit is provided.
The screen control unit
The screen portion is arranged so as to sandwich the camera image area from above and below with at least a camera image area capable of displaying a photographed image taken by a camera provided in the machine body of the work machine. Alternatively, it is divided into two specific state information areas for displaying a specific state information image corresponding to the specific state information regarding the specific state of the work by the work machine.
In the specific state information area, unit scales are arranged along the left-right direction for specific state information related to the specific state information image, and a predetermined display color is displayed between the unit scales according to the specific state information. A scale area in which the configured graph-like image or unit scale is arranged in an arc shape and the center of the scale area according to the specific state information are rotated as a rotation axis, and a value corresponding to the specific state information is obtained. Represented by at least one of the meter-like images composed of pointers and pointers
The screen unit has a camera image mode in which the camera image area is included, and an information display mode in which the screen unit does not include the camera image area.
In the information display mode, at least an information image corresponding to various information regarding the setting or state of the machine of the work machine or the work by the work machine can be displayed on the screen unit.
The specific state information is a display device which is information about a part of the information included in the various information . The screen control unit is configured to have different modes depending on whether the specific state information image corresponding to the specific state information is displayed in the camera image mode or the information display mode. The display device according to claim 1 or 2 . The screen control unit
In the information display mode, it is possible to further display a detailed image showing details of the content to be notified, which is at least a notification image corresponding to the notification information to be notified regarding the machine body of the work machine or the work by the work machine. Consists of
In the camera image mode, a notification image corresponding to the notification information and for arousing the existence of the notification information can be displayed in the specific state information area of the screen unit. The display device according to any one of claims 1 to 3 . A combine as a working machine provided with the display device according to any one of claims 1 to 4 .
The camera is provided so as to be able to photograph the rear of the combine harvester.
The screen control unit displays a photographed image taken by the camera in the camera image area, and displays the rotation speed of the power source provided in the aircraft in one of the two specific state information areas by a meter-shaped image. A combine that is configured to display and display the fir level of the aircraft on the other side as a graph image. The screen control unit is configured to have a camera image mode in which the screen unit includes the camera image area and an information display mode in which the screen unit does not include the camera image area, and the combine is provided. The combine according to claim 5 , which is configured to switch from the information display mode to the camera image mode in conjunction with the operation of moving backward. The combine according to claim 5 or 6 , wherein the screen control unit is configured to be able to display an information image according to the state of the auxiliary transmission provided in the machine body in the specific state information area. 6 . The combine described. The screen control unit is configured to have a camera image mode in which the screen unit includes the camera image area and an information display mode in which the screen unit does not include the camera image area. The combine according to any one of claims 5 to 8 , which is configured to be able to display an information image corresponding to the turning of the unloader as a provided discharge unit in the information display mode.

Images