JP5797962B2 - Combine - Google Patents

Description

  The present invention relates to a combine in which a driver's seat and a side panel box in which a shift lever for traveling is arranged in a driving cabin.

Conventionally, there are those described in the following [1] and [2] as a combine in which a driver's seat and a side panel box in which a shift lever for traveling is arranged in a driving cabin.
[1] A front panel box is provided on the front side of the driver's seat, a side panel box is provided on the left side of the driver's seat, and a main control switch group and a sub-control switch are mounted on the left side panel box together with the main shift lever. The front panel box is provided with a power steering lever and a travel-related combination switch (see Patent Document 1).
[2] An upper portion of a steering column that supports the steering handle, separate from a side panel box that is provided on the left side of the driver seat with a steering handle provided in front of the driver seat and provided with a shift lever for traveling. In addition, a front panel and an instrument panel provided with various switches are provided (see Patent Document 2).

Japanese Patent Laid-Open No. 11-18557 (paragraph “0023”, FIGS. 1, 2 and 3) JP 2004-275142 A (paragraph “0010”, FIG. 5, FIG. 6, FIG. 7)

  In the combine having the structure described in [1] above, both the main control switch group and the sub control switch group are arranged in the side panel box located on the left side of the driver seat. Most of these are provided in the side panel box, and there is a problem that it is difficult to operate a control switch or the like on the side panel box in the side portion of the driver's seat or it is difficult to visually check.

  In the combine having the structure described in [2] above, various switches and instruments are provided on the front panel and instrument panel disposed at the top of the steering column. It is advantageous in that it can be operated in front of the driver's seat and is easy to see, but in addition to the relatively large steering handle, the front is equipped with most of various switches and instruments. Panels and instrument panels were also relatively large, and it was difficult to secure a large view of the front lower side of the driver's seat.

  An object of the present invention is to provide a combine that facilitates operation and visual recognition of various switches and instruments while ensuring a large field of view on the lower front side of a driver seat.

The technical means of the combine according to the present invention taken to achieve the above object has structural features and operational effects in the following points.
[Solution 1]
A combine in which a side panel box in which a main shift lever for traveling is disposed is provided on a lateral side portion of a driver seat in a driver cabin, and the driver cabin has a seat surface that is closer than a seat surface of the driver seat. A work operation panel provided with an operation surface provided with at least one of a display device for displaying work-related information or an operation command tool for inputting an operation command for the work-related device, provided with a windshield over the lower part , a first panel portion provided on an upper surface of the side panel box, the fixed portion of the driver in the cabin that is provided separately from the side panel box, a second provided on the front side portion than the main speed change lever state constituted by a panel portion, a front end lower portion of the side panel box and is separated rearward from the rear of the windshield By positioning the driving Yes in the lateral lower side there are the side panel box from the seat side to form a visible one side sight space, of the side panel box, than said main speed change lever An instrument panel provided at a location on the front side extends to the upper side of the one side view space, and the second panel portion has the main shift lever at a position higher than a center position in the left-right direction in the driving cabin. The second panel portion is provided at a position distant from the side panel box, and the second panel portion is provided with the operation surface along the vertical direction. The operation surface is provided at a height position that overlaps with the grip portion of the main transmission lever in the vertical direction above the instrument panel .

[Operation and effect of invention according to Solution 1]
According to the characteristic configuration shown in the solution 1, the work operation panel including the operation command tool for inputting the operation command for the display device and the work related device for displaying the work related information is entirely in the side panel box. Rather than being provided, the first panel portion is provided on the upper surface of the side panel box, and the second panel portion is located on the front side of the side panel box. Therefore, the size of the second panel portion existing on the front side of the side panel box is compact, and the size of the second panel portion is sufficient except for the size of the first panel portion from the entire work operation panel. It becomes easy to configure.
And since the 2nd panel part exists in the position equivalent to or higher than the grip part of the main transmission lever, as mentioned above, it is easy to constitute the size of the 2nd panel part compactly. Combined with this, there is an advantage that there is less possibility of obstructing the view on the lower side in front of the driver seat.
Further, as described above, the second panel portion is present at a position equivalent to or higher than the grip portion of the main transmission lever, and has an operation surface along the vertical direction. It is easy to enter the range of the line of sight when the driver who sits down naturally sees the front, and is close to the place where the operation with the arm naturally extended forward so as to grip the main shift lever is easy. In addition, since the operation surface is a surface along the vertical direction that is a surface that is substantially perpendicular to the line of sight, for example, it is easier to see than when it is a surface that is nearly horizontal, and at which position on the operation surface. The provided display device and operation command tool are also advantageous in that they can be easily operated because they are disposed at locations where the distance from the driver's seat is not significantly different in the perspective direction.
Further, according to this configuration, the field of view immediately in front of the driver sitting on the driver's seat located in the center portion in the driving cabin is more right than the center position in the left-right direction in the driving cabin. It is possible to avoid obstruction by the second panel portion provided at a position biased to the left side, and there is an advantage that it is easy to ensure a wide front field of view.
Furthermore, since the second panel portion is located at a position close to the side where the main shifting lever for traveling is disposed, the hand holding the main shifting lever for traveling that is frequently held by the operator, There is an advantage that it becomes easy to operate the second panel portion close to the position, and quick operation is possible.

[Solution 2]
In another technical means of the present invention taken to solve the above-described problems, the operation surface is provided with equipment related to cutting work, and the instrument panel is provided with equipment related to traveling. It is.

[Operation and effect of invention according to Solution 2]
* According to the characteristic configuration shown in Solution 2 above, the second panel portion blocks the field of view immediately in front of the driver sitting in the driver's seat located in the center of the driver's cabin. There is an advantage that it can be avoided and it is easy to ensure a wide forward field of view.

[Solution 3]
Another technical means of the present invention taken in order to solve the above-described problem is that the second panel portion is disposed at a front side position farther from the driver seat in a plan view than the instrument panel , and the instrument panel Is provided with a surface that is inclined forward and the operation surface of the second panel portion is configured to be a surface that rises forward so as to be steeper than the surface of the instrument panel.

[Operation and effect of invention according to Solution 3]
* According to the configuration shown in Solution 3 above, the second panel portion is located at a position close to the side where the main shift lever for travel is disposed, so that the driver is frequently gripping the travel There is an advantage that it is easy to operate the second panel portion close to the position with a hand holding the main transmission lever, and that quick operation is possible.

[Solution 4]
The other technical means of the present invention taken in order to solve the above-mentioned problem is that the instrument panel, the main transmission lever, and the second panel portion are the most in the left-right direction, and the tip of the instrument panel is the most operated. It is located on the center side of the cabin, and is then arranged so as to be located on the outer side in the order of the main transmission lever and the second panel portion .

[Operations and effects of invention according to Solution 4]
* According to the configuration shown in Solution 4 above, since the second panel portion is formed in a vertically long shape in the vertical direction, the second panel portion is less likely to narrow the front view in the left-right direction. It is advantageous.

[Solution 5]
Another technical means of the present invention taken to solve the above problem is that the instrument panel, the main transmission lever, and the second panel part are positioned such that the upper surface of the instrument panel is the lowest in the vertical direction. Next, the upper end of the main transmission lever and the upper end of the second panel portion are arranged so as to be positioned higher in this order .

[Solution 6]
Another technical means of the present invention taken in order to solve the above-mentioned problem is that the instrument panel is extended toward the cabin central side in a state where the tip side is lowered toward the cabin central side in the left-right direction. .

[Solution 7]
In another technical means of the present invention taken to solve the above-mentioned problem, the second panel portion is formed in a vertically long shape in the vertical direction, and its operation surface faces the driver seat side. It is directed to the inner rear and is attached to the front pillar of the driving cabin on the side panel box side .

[Solution 8]
The other technical means of the present invention taken to solve the above-mentioned problem is that the end portion of the driving cabin center side of the second panel portion is located at the center position of the seat surface of the driving seat and the side panel box side. That is , it protrudes toward the cabin center side in the left-right direction from the line segment connecting the front pillar of the driving cabin, and the instrument panel protrudes toward the cabin center side in the left-right direction than the second panel portion. .

[Solve hand stage 9]
Another technical means of the present invention taken in order to solve the above problem, the windshield of the driver cabin is provided in a range spanning below the seating surface of the driver's seat from the roof of the driver cabin, the operation In the cabin, a steering lever is provided on the side opposite to the side panel box, and the second panel portion is disposed at a height level similar to the steering lever, and the second panel portion and the steering lever are disposed. That is, a line-of-sight space is formed on the front side of the driver's seat between the direction lever and the front side of the driver's cabin .

[Action and Effect of the invention according to resolve hand stage 9]
According to the configuration shown in the above resolution hand stage 9, it is possible to secure a wide forward view in the front side of the driver's seat in the vertical direction, the second panel section having an operation surface along the vertical direction, the first The driving seat can be arranged as far as possible in the driving cabin as much as possible by synergy with the fact that it exists in front of the main transmission lever separately from the panel part. There is an advantage that the visibility to the front lower side can be improved.

It is a right view of the normal type combine which concerns on this invention. It is a left view of the normal type combine which concerns on this invention. It is a top view of the normal type combine which concerns on this invention. It is a right view of an operation cabin. It is a front view of a driving cabin. It is a left view of an operation cabin. It is a cross-sectional top view of an operation cabin. It is a longitudinal front view of a driving cabin. It is the IX-IX sectional view taken on the line in FIG. It is a top view which shows a 1st panel part. It is a rear view which shows a 2nd panel part. It is a rear view which shows a steering lever vicinity. It is a side view which shows a steering lever vicinity.

Hereinafter, embodiments of a combine to which the present invention is applied will be described with reference to the drawings.
〔overall structure〕
1 to 3 show an entire ordinary combine as an example of the combine of the present invention.
A cutting and conveying device 4 can be moved up and down on the front part of the traveling machine body 1 on which a threshing device 2, a grain tank 3, and an operation cabin 5 are mounted on a machine frame 11 having a pair of left and right crawler type traveling devices 10. Equipped with a normal combine. On the machine body frame 11, as shown in FIG. 3, the driving cabin 5 is disposed in the right front part, the grain tank 3 is provided in the right rear part on the rear side, and on the left side of the grain tank 3. A threshing device 2 is arranged at a certain left rear part.

The cutting and conveying apparatus 4 includes a feeder 40 for conveying a workpiece that extends forward from the front portion of the threshing apparatus 2 through the left lateral side of the operation cabin 5, and an object to be processed with respect to the feeder 40. And a reel device 42 that scrapes the tip side of the planted stem at the top of the cutting unit 41.
The mowing unit 41 includes a clipper-type mowing blade 41a for mowing the planted stems and a lateral feed auger for gathering the stems that have been processed by the mowing toward the entrance 40a side of the feeder 40. 41b, and the feeder 40 includes a chain-type scraping conveyor 40b.
Stem Therefore, Kuki稈the inclined state is scooped up to some extent with the reel device 42, after being reaped by the blade 41a, it is conveyed toward the inlet portion 40a of the feeder 40 in the auger 41b, which has reached the cored mouth 40a Rice cake (object to be processed) is raked and conveyed along the bottom surface of the feeder 40 by the rake conveyor 40b, and is put into the front end of the threshing apparatus 2.

  As shown in FIG. 2, the cutting and conveying device 4 is pivotally supported around a horizontal axis x in the horizontal direction with respect to a fixed portion on the machine body frame 11 so as to be swingable up and down. By performing the telescopic operation, the posture is freely changeable between a cutting work posture in which the cutting unit 41 is close to the ground and a non-cutting working posture in which the cutting unit 41 is raised from the ground to a predetermined height.

The threshing device 2 is formed in a full-pile throwing type, includes a handling cylinder 20 that is long in the front-rear direction, threshs, discharges dust in the workpiece from behind, and includes threshed grains. The workpiece is configured to be fed into the grain tank 3.
In the grain tank 3, the to-be-processed object containing the grain sent in from the threshing apparatus 2 side is temporarily stored, and the to-be-processed object which contains a grain outside through the auger 30 for grain discharge from the grain tank 3 is processed. It is comprised so that a thing may be collect | recovered.

As shown in FIG. 6, an engine room 13 is provided at the lower part of the driving cabin 5, and the engine 14 and the radiator 15 are arranged in order from the left side in a state of being positioned below the driving seat 50 in the driving cabin 5. It is installed.
As shown in FIG. 4, a dustproof cover 16 is disposed on the right outer side of the engine room 13 so as to prevent the radiator 15 that sucks outside air from the right outer side from sucking external dust and the like during intake. The intake outside air that has passed through the radiator 15 is configured to be exhausted to the left side of the engine room 13 after cooling the engine 14.

[Driving cabin]
As shown in FIGS. 4 to 9, the operating cabin 5 includes a floor surface 5 </ b> A on the upper surface side of the floor plate 51 supported by a support member 11 a fixed to the body frame 11, and the upper side of the floor plate 51. Four columns 52 are erected, and the roof 53 is supported by the columns 52.
Among the four struts 52, a pair of left and right struts 52a and 52b (corresponding to front pillars) on the front side of the body are erected from the bottom floor surface 5A of the floor plate 51, but left and right rear sides. The columns 52c and 52d are erected from a floor plate upper portion 51a of the floor plate 51 that also serves as a support base for the driver seat 50 and a bonnet partition.

Among the four struts 52, a windshield 54 made of curved glass is provided between a pair of left and right struts 52a and 52b (corresponding to front pillars) on the front side of the body.
The windshield 54 is provided over the entire range from the floor surface 5A to the roof 53, and as shown in FIG. 9, the windshield 54 bulges forward from the front edge of the floor surface 5A. 54 is an inclined surface that is convexly curved forward so that the lower end side is located on the rear side so that the inclination angle θ2 on the upper side portion is larger than the inclination angle θ1 on the lower side portion with respect to the horizontal plane in a side view. Is formed.
Further, the front glass 54 is formed in a curved shape in which the central portion in the left-right direction bulges further forward than the both end portions in the left-right direction, as shown in FIG. . Accordingly, the windshield 54 is not a single curved surface having a curvature around a simple horizontal or vertical axis, but has a curvature around a plurality of axes intersecting each other in the vertical direction and the horizontal direction. It is composed of double curved surfaces.

The curved surface shape of the windshield 54 in a side view has a constant curvature so that the position slightly lower than the upper end of the windshield 54 shown in FIG. Although the mounting orientation of the windshield 54 formed with a curved surface is determined, the curvature of the windshield 54 in a side view is not limited to a constant curvature, for example, the curvature of the lower portion is the upper portion. It is also possible to employ a material having a curvature larger than the above curvature, or a material having a curvature on the lower side portion smaller than that on the upper side portion.
As described above, the maximum forward projecting position P of the windshield 54 is set to a position slightly below the upper end of the windshield 54 when the operator's head is viewed when looking into the lower front of the driving cabin 5. This is because when approaching the windshield 54 as much as possible, the maximum forward projecting position P can be brought closer to the front as much as possible when compared with the upper end of the windshield 54.

The curved surface shape of the windshield 54 in plan view is not formed with a constant curvature over the entire left and right direction as shown in FIG. 7, and the curvature near the end portions is more than the curvature near the center portion. It is large and has a gently curved surface close to a straight line at the central portion.
However, this is merely an example, and it is possible to adopt a curved surface shape of the windshield 54 in plan view formed with a constant curvature over the entire left and right direction.

As shown in FIGS. 4 and 6, the pair of left and right support columns 52 a and 52 b on the front side of the machine body, which are located on both right and left ends of the windshield 54, have the shape of the lateral edge of the windshield 54. Along the side surface, the windshield 54 is formed into a shape having an inclination similar to the inclination of the inclined surface.
That is, the support columns 52a and 52b are inclined at the inclination angle θ of the lower portion with respect to the horizontal plane in a side view.
Similar to the curved shape of the windshield 54 formed so that the inclination angle θ2 at the upper side portion is larger than 1, the lower end side has a slope curved in a convex shape so as to be located on the rear side. It is provided so that the upper side is located on the front side of the place where the operation cabin 5 is attached to the floor surface 5A.

Of the lateral side portions of the driving cabin 5, at the right side portion, a space between the right front side support column 52a and the right rear side support column 52c is formed as an entrance for getting on and off the operator. An entrance / exit door 55 for opening and closing the mouth is mounted so as to be openable and closable via a hinge 55a provided on the right rear column 52c side.
The edge of the entrance door 55 on the front side of the machine body is formed in an edge shape along the curved shape of the right front side support column 52a having the same inclination as that of the inclined surface of the windshield 54. In this edge portion, the upper end side is larger than the lower end side and protrudes forward.

As shown in FIG. 4, the entrance / exit door 55 has a single piece of transparent glass 55d on the lower side, with a horizontal beam member 55c extending across the outer peripheral frame 55b at an intermediate position in the vertical direction. The upper side is a door window 55e configured to be opened and closed by a sliding operation with a pair of transparent glass sliding doors.
The vertical position of the crosspiece member 55c is set higher than the seating surface 50a of the driving seat 50 in the driving cabin 5 and lower than the upper surface of the operation box 6 described later.
4 and 5 is a handle used when opening and closing from the outside, and is attached in an inclined posture along the column 52a on the front side of the body of the driving cabin 5.

As shown in FIGS. 6 and 7, among the lateral side portions of the driving cabin 5, as shown in FIGS. 6 and 7, a portion of the left lateral side wall 56 is disposed between the left front side column 52 b and the left rear side column 52 d. In addition, a horizontal window 56a configured to be opened and closed by a sliding operation with a pair of front and rear transparent glass sliding doors is provided on the upper side from the intermediate position in the vertical direction of the lateral side surface portion.
The openable / closable horizontal window 56a formed of a sliding door has a lower end formed lower than the upper surface of the operation box 6 and the vertical height of the horizontal rail member 55c of the door 55, and a driving cabin. 5 is lower than the seating surface 50 a of the driver seat 50, and is set to a height similar to the upper surface of the box main portion 70 of the side panel box 7 described later, and the upper end side of the roof portion 53. It is set to the vertical position that reaches the lower edge.

Of the side surface portion of the driving cabin 5, a portion extending from the rear side portion of the right side surface portion where the entrance door 55 is provided to the rear side surface portion from the entrance door 55 is shown in FIGS. 4 and 7. As shown, it corresponds to the right rear corner of the driving cabin 5 over the portion from the rear side of the door 55 for the right side on the rear side of the right rear column 52c to the rear side. A fixed window 57 that cannot be opened and closed is configured by fitting a transparent glass that can be seen through. The outer wall of the right rear corner of the driving cabin 5 to which the fixed window 57 and the fixed window 57 are attached is formed in a curved shape as shown in FIG.
Further, as shown in FIGS. 7 and 9, at the location on the rear side of the driving cabin 5, on the left side of the location where the fixed window 57 is formed in a part of the rear wall 58, and on the driving seat 50. A rear window 58a configured to be opened and closed by a sliding operation with a pair of left and right transparent glass sliding doors is formed from the upper side of the seat back 50b to the lower edge of the roof portion 53.

  As shown in FIGS. 4 to 6, the roof portion 53 supported by the four support columns 52 is provided in a state in which the front side portion projects forward from the upper end of the windshield 54. Four headlamps 53a that illuminate the front of the cutting part 41 and the front of the cutting part 41 are attached to the left and right ends of the front side portion and a position close to the ends.

As shown in FIG. 7, the floor 5A of the driving cabin 5 has a lower end edge of the windshield 54 in a plan view, with the center portion in the left-right direction being more forward than the both end portions in the left-right direction. Since the bulging shape is a bulging shape, the front edge shape is swelled forward along the shape of the lower edge of the windshield 54 in the left and right direction than the both end portions in the left and right direction. It is formed in a protruding shape.
As a result, the driver's seat 50 can also be disposed relatively closer to the front side, which is advantageous when looking into the lower front of the driver's cabin 5.

As shown in FIGS. 4, 5, and 7, a cabin guard 59 is connected to the right front column 52 a on the front side of the lateral side portion of the operation cabin 5 on the side where the entrance door 55 is provided. It is set up. The cabin guard 59 is formed of a metal pipe material having a shape curved along the curved shape of the right front column 52a that is a front pillar in a side view, and is near the lower end of the right front column 52a. And near the upper end.
The cabin guard 59 has a first rod-like guard portion 59a positioned at a predetermined distance on the laterally outer side with respect to the right front side support column 52a, and further to the front side of the first rod-like guard portion 59a. And a second bar-shaped guard portion 59b positioned at a predetermined interval.
The cabin guard 59 can get on and off while being gripped as a handrail when the first rod-like guard portion 59a and the second rod-like guard portion 59b open the entrance door 55 and the operator gets on and off. It has sufficient strength to be possible and is provided at a position where it can be easily grasped.

As shown in FIGS. 4 and 5 with respect to the cabin guard 59 configured as described above, the winker 90 is positioned between the right front column 52a and the first rod-shaped guard portion 59a in the left-right direction. and, positioned between the first rod-like guard portion 59a and the second rod-shaped guard portion 59b in the front-rear direction, and the first rod-shaped guard in the state located below the handle 55g multiply descending door 55 in the vertical direction It is attached to the part 59a.
Further, as shown in FIGS. 4 and 5, with respect to the cabin guard 59 described above, a rearview mirror 91 is located laterally outside the second rod-shaped guard portion 59b and in the vertical direction, the seat back of the driver seat 50 is provided. It is attached so as to be located at a position equivalent to or higher than the upper end of 50b.
Further, an antenna 92 is attached to the upper end portion of the first rod-like guard portion 59a of the cabin guard 59 in a state of extending upward.
As shown in FIG. 5, a wiper 93 is disposed on the upper outer surface of the windshield 54.

[Control structure]
As shown in FIG. 7, inside the driving cabin 5 that is a control unit, the driving seat 50 is disposed at the substantially center in the left-right direction, and a steering operation or the like is performed on the right front side of the driving seat 50. Is provided on the left side of the driver's seat 50, and a side panel box 7 is provided on the left side of the driver's seat 50. Further, the side panel box 7 and the left front side support column 52b are connected with work-related items. A work operation panel 8 having an operation surface provided with an operation command tool for inputting an operation command for a display device for displaying information or an operation related device is provided in a distributed manner.
That is, the work operation panel 8 includes a first panel portion 80 provided with an operation surface along the upper surface of the side panel box 7, and a second panel portion provided on the left front column 52b and the operation surface extending in the vertical direction. 81.

The driver seat 50 includes a seat surface 50a and a seat back 50b. Further, as shown in FIGS. 4, 7, and 9, the driver's seat 50 holds the driver's seat 50 when the passenger door 55 is opened to enter the driving cabin 5. A boarding / unloading handle 50c is provided so that it can be used as an aid when the body is lifted while being lifted.
As shown in FIGS. 7 and 9, this entry / exit handle 50 c is a side view provided across the place where the driver's seat 50 is mounted on the floor board upper portion 51 b in the driver's cabin 5 and the place standing on the back side. Thus, it is constituted by a U-shaped member attached to the inverted L-shaped attachment member 51d in a side view.

[Operation box]
As shown in FIGS. 7, 8, 11, and 12, the operation box 6 for maneuvering provided at the right lateral end of the driving cabin 5 has a steering lever 61 ( A combination switch 62 and a key switch 63 are provided.
The box body 60 extends rearward and upward along the left side surface of the box body 60 with the lower end portion fixed to the lower surface thereof, and horizontally and horizontally at the rear side portion of the box body 60. An extended armrest 64 is attached. Therefore, the steering lever 61 is configured to be able to perform the swinging operation of the front / rear and left / right stably with the wrist of the operator placed on the armrest 64.
Further, the box body 60 of the operation box 6 is disposed on the right front side of the driver seat 50 with respect to the right front side support column 52a on the side of the driving cabin 5 where the entrance door 55 is provided via the attachment member 6a. And cantilevered.

In the state where the box body 60 is supported by the support column 52a, the operation box 6 is located on the front side of the box body 60 in a plan view and on the left and right ends of the driving cabin 5 toward the front side toward the end side in the left-right direction of the driving cabin 5. The front side 60a is inclined so that the center side in the direction is closer to the rear, and the rear side is also closer to the front side in the left-right direction of the driving cabin 5 in a plan view. A rear surface 60b is provided so as to be closer to the rear toward the center.
As a result, the horizontal width of the box body 60 when the operator sitting on the driver's seat 50 looks at the box body 60 appears to be short.

That is, for example, as shown by phantom lines in FIG. 8, if the box body 60 is formed of a simple rectangular shape with the front side facing the front side of the aircraft and the rear side facing the rear side, the box viewed from the driver seat 50 side. The horizontal width of the main body 60 is a corner on the center side in the left-right direction of the driving cabin 5 on the front side of the box main body 60 and a corner on the end side in the left-right direction of the driving cabin 5 on the rear side of the box main body 60. It becomes a wide thing corresponding to the length of the diagonal direction which ties a part.
The box main body 60 is not such a rectangular box main body 60, but, as described above, the front side is closer to the end side in the left-right direction of the driving cabin 5 and the center side in the left-right direction of the driving cabin 5 is closer to the front side. The front surface 60a inclined so as to be closer to the rear, and the rear surface inclined so as to be closer to the front side toward the end side in the left-right direction of the driving cabin 5 in the plan view and closer to the rear side toward the center side in the left-right direction of the driving cabin 5. 60b.
Therefore, the projection lines L1 and L2 from the central position O to the left and right ends of the box body 60 from the central position O of the seat 50a of the driver seat 50, which is the driver's presence position in plan view, are The width is smaller than the projection lines L1 ′ and L2 ′ on the left and right ends of the rectangular box body 60 (see the virtual line in FIG. 7). As a result, the operator's field of view can be secured widely.

The steering lever 61 and the combination switch 62 provided on the upper surface side of the box body 60 are such that the steering lever 61 is located closer to the rear side near the driver seat 50, and the combination switch 62 is closer to the driver seat than the steering lever 61. It is provided near the front side far from 50.
As shown in FIGS. 4, 5, and 8, the operation box 6 is attached at a position that is higher than the seat surface 50 a of the driver seat 50 and slightly lower than a portion of the armrest 64 on which the wrist is placed. The box body 60 is provided so that the upper surface thereof is positioned.
Further, as shown in FIGS. 7 and 8, the position of the operation box 6 in a plan view is such that the steering lever 61 for steering operation provided in the operation box 6 is located from the front of the driver seat 50. Also located slightly off the right side.
That is, the steering lever 61 is disposed in the driving cabin 5 at a position deviated from the position immediately before the driver seat 50 to the lateral side in the left-right direction, and thus corresponds to the operation tool for steering operation. The steering lever 61 and the box body 60 corresponding to a support structure for attaching the steering lever 61 are excluded from the position immediately before the driver seat 50, and there is almost nothing blocking the front view in front. A space S0 is provided between the driver's seat 50 and the lower portion of the windshield 54 at the position immediately before the driver's seat 50. As a result, it is possible to improve the visibility of the front and lower sides of the driving cabin 5 in the state of being mounted on the driver's seat 50.

  As shown in FIGS. 4 to 7 and FIGS. 12 and 13, the operation box 6 is positioned on the front side of the vehicle body from the lower end of the support 52 a on the right front side of the driving cabin 5 in a side view. It is arranged. Therefore, when getting in and out of the driving cabin 5, the passenger gets in and out of a region existing above the floor surface 5A in the driving cabin 5 that is located on the rear side of the fuselage rather than the lower end of the prop 52a on the right front side of the driving cabin 5. There is little possibility that the driver who is a thing will contact the operation box 6 provided in the front side which remove | deviated from the said area | region.

  The steering lever 61 for steering operation is supported by the box body 60 so as to be swingable in the cross direction of front, rear, left and right. The operation position of the steering lever 61 is detected by a position detector (not shown) built in the box body 60, and the operation position of the steering lever 61 is controlled by a mechanical linkage mechanism such as a link mechanism. The devices in the box body 60 are linked to a device to be linked through a harness 66 made of a conductive wire or a signal wire.

When the steering lever 61 is swung to the right, the steering operation is performed so that the crawler type traveling device 10 turns to the right based on the detection result of a position detector (not shown) built in the box body 60. When the steering lever 61 is swung leftward, the steering operation is performed so that the crawler type traveling device 10 turns leftward based on the detection result of a position detector (not shown) built in the box body 60. Is done.
Further, when the steering lever 61 is swung forward, the feeder 40 and the cutting part 41 correspond to the operation position of the steering lever 61 based on the detection result of a position detection body (not shown) built in the box body 60. Decrease at speed. Similarly, when the steering lever 61 is swung backward, the feeder 40 and the cutting unit 41 are raised at a speed corresponding to the operation position of the steering lever 61. The greater the amount of swing operation from the neutral position, the faster the descending speed or ascending speed. When the swinging operation of the steering lever 61 is stopped and held at the neutral position, the feeder 40 and the cutting unit 41 stop at that position.

As shown in FIGS. 12 and 13, the combination switch 62 provided in the operation box 6 sounds an alarm phone by pressing the center push button 62a, and is a lever provided on the periphery of the push button 62a. By turning 62b, the headlamp 53a is turned on and off.
Further, the operation box 6 is also equipped with a key switch 63 for operating a starter switch which can be inserted into a key to start and stop the engine 14.

As shown in FIGS. 12 and 13, a harness 66 such as a conductive wire and a signal wire introduced into the operation box 6 is separated from the support 52 a along the support 52 a on the right front side of the driving cabin 5. Is installed in a harness cover 65 disposed inside the driving cabin.
Therefore, when the wiring or inspection of the harness 66 becomes necessary, it is not necessary to disassemble the support column 52a, and the harness cover 65 can be easily attached / detached or disassembled to easily operate the internal harness 66. It can be performed.

(Side panel box)
A side panel box 7 is provided on the left side of the driver's seat 50 in the driver's cabin 5 as shown in FIGS.
As shown in FIGS. 8 and 9, the side panel box 7 has an upper surface formed lower than the seat surface 50 a of the driver seat 50, and is provided with a main shift lever 72 for traveling and the like. A box main section 70 and an instrument arrangement section 71 (corresponding to an instrument panel) in which instruments are arranged on the front end side of the box main section 70 are provided.

The box main portion 70 includes an outer portion 70 </ b> A in which various levers such as a main transmission lever 72 and a sub transmission lever 73 for traveling are disposed on the side far from the driver seat 50, and various types on the side near the driver seat 50. And an inner portion 70B on which a first panel portion 80 including an operation switch, a dial operation tool, and the like is disposed.
A portion provided with various operation switches and dial operating tools provided in the inner portion 70B is used for inputting an operation command to a display device or a work-related device for displaying work-related information on the work operation panel 8 described later. The 1st panel part 80 which arranged the operation command tool is comprised.
The grips of various levers such as the main transmission lever 72 and the auxiliary transmission lever 73 are attached so as to be higher than the seat surface 50a.

In the box main portion 70, a main transmission lever 72 for traveling linked to various related devices (not shown) via a mechanical linkage mechanism (not shown) is provided on the outer portion 70A far from the driver seat 50. Various levers such as the auxiliary transmission lever 73 are disposed, and the inner portion 70B closer to the driver's seat 50 than the outer portion 70A is electrically connected to various related devices without using a mechanical linkage mechanism. The first panel portion 80 is disposed.
As shown in FIGS. 8, 9, and 10, the outer portion 70A is formed in a box shape standing from the floor plate 51 of the operation cabin 5, while the inner portion 70B is formed on the outer side. A bulge is formed so as to protrude from the upper portion of the portion 70A toward the driver seat 50, and a recessed space S2 is provided below the inner portion 70B so as to be recessed in a direction away from the driver seat 50. is there.

As shown in FIGS. 5 and 9, various levers such as the main transmission lever 72 and the auxiliary transmission lever 73 provided on the outer portion 70 </ b> A are located on the left side wall of the left side surface portion of the driving cabin 5 as shown in FIGS. 5 and 9. 56 or the side window 56a is inclined so as to approach the side where the driver's seat 50 exists.
That is, the lever base portion of the main transmission lever 72 protruding upward from the lever guide on the upper surface of the outer portion 70A is bent to the front right, and the auxiliary transmission lever 73 protruding upward from the lever guide on the upper surface of the outer portion 70A. Is bent toward the driver seat 50 side.

In the instrument arrangement unit 71, an instrument display unit 71a having instruments frequently observed during normal cutting and threshing work is provided in a state of being accommodated in a resin case, and functions as a meter panel. And is attached integrally to the end portion of the box main portion 70 on the front side of the machine body.
In the instrument display unit 71a, for example, a work speed meter that displays the actual work vehicle speed at the center, a load display meter that displays the load from the engine speed, and the like are provided. A fuel gauge is provided.
This instrument arrangement | positioning part 71 may be made to display various instrument parts by image display means, such as a liquid crystal.

As shown in FIGS. 6 and 9, the instrument arrangement portion 71 is thinner in the vertical direction than the box main portion 70, and the upper surface is flush with the box main portion 70. The box main portion 70 is connected in a cantilevered manner from the upper front end of the box main portion 70 to the obliquely right front side.
Therefore, there is a space in the vertical direction between the lower surface of the instrument arrangement portion 71 and the floor surface 5A of the operation cabin 5, and the front edge 70a of the box main portion 70 and the inner surface of the front windshield 54 are formed. There is also an interval in the front-rear direction. That is, an open space S1 in which the lower side of the driving cabin 5 on the side where the side panel box 7 is present can be seen from the driver seat 50 side is formed at a position corresponding to the lower side of the instrument arrangement portion 71. Yes.
As shown in FIGS. 6 and 9, the front edge 70 a of the box main portion 70 is formed in a shape that inclines so that the lower side is located on the rear side of the machine body along the inclination of the inner surface of the windshield 54. ing.

As shown in FIGS. 7 and 9, the instrument arrangement portion 71 extending from the front end portion of the box main portion 70 includes a pair of left and right support columns 52 a on the front side of the fuselage located on both ends of the windshield 54. The lower end of 52 b and the front edge of the floor surface 5 </ b> A of the operation cabin 5 are extended to the front side of the body.
And this instrument arrangement | positioning part 71 is bent and formed so that the front edge side extended to the front side from the front-end part of the said box main part 70 may follow the back surface of the windshield 54, and it is a driver's seat in planar view. The rear side close to 50 has a straight side edge, and the front side close to the windshield 54 has a curved side edge close to the inner surface shape of the windshield 54.
Further, as shown in FIGS. 7 to 9, the instrument arrangement unit 71 has an upper surface of the instrument arrangement unit 71 in a perspective direction with respect to the driver seat 50 with respect to the horizontal plane and farther from the side closer to the driver seat 50. It is provided in an inclined posture that is positioned upward as it is closer to the side, and in the extending direction from the front end portion of the box main portion 70, the inclined posture that is lower in the tip position that is positioned on the lower side as the extending end side of the instrument arrangement portion 71 Is provided.

As a result, the instrument display unit 71 has various instrument parts in the instrument display unit 71a as compared with a structure in which various instrument parts are arranged in the longitudinal direction of the machine body. It will be in the state lined up in the direction along the back surface of the windshield 54. FIG. For this reason, as compared with the structure in which various instrument parts are arranged in the longitudinal direction of the aircraft as described above, the difference in distance from the driver seat 50 to the place where each instrument part is arranged can be reduced, and There is an advantage that it is easy to see without being inconvenienced that the distance from the driver's seat 50 increases as it is located and it is difficult to see.
Furthermore, the instrument display unit 71a of the instrument arrangement unit 71 is provided in an inclined posture that is positioned higher on the side farther from the side closer to the driver's seat 50 with respect to the horizontal plane. As shown in FIG. 8 and FIG. 9, in the extending direction from the front end portion of the box main portion 70, it is provided in an inclined posture in which the tip is lowered toward the extended end side of the instrument arrangement portion 71. Thus, it is advantageous in that it is easy to secure a wider field of view immediately before the driver seat 50.
Still, the instrument arrangement part 71 is cantilevered from the box main part 70 side, the open space S1 exists below the instrument arrangement part 71, and below the instrument arrangement part 71. Since there is nothing that obstructs the front field of view, it is easy to see the lower side of the front side of the driving cabin 5 from the driver seat 50 side through the lower side of the instrument arrangement portion 71.

As shown in FIG. 7, the inner end portion 70B has a front end edge 76 on the front side of the fuselage, which is behind the fuselage with respect to the connection portion 75 between the outer portion 70A and the instrument arrangement portion 71 connected thereto. It is formed so that it may be located in. Further, the front end edge portion 76 of the inner portion 70B is formed in a shape that is inclined in a plan view so as to be located rearward as it approaches the driver seat 50.
Thereby, between the front end edge portion 76 of the inner portion 70B and the inward side edge of the instrument arrangement portion 71, including the connection portion 75 between the instrument arrangement portion 71 and the box main portion 70, the front and rear thereof. A recessed portion S3 having a shape that is recessed in a direction away from the driver seat 50 in a plan view is formed in a side edge portion on the cabin interior side that is located at the position.
As described above, the recessed portion S3 is formed in the side edge portion on the cabin room side including the connection portion 75 between the instrument arrangement portion 71 and the box main portion 70, thereby the instrument arrangement portion 71 and the box main portion. From the viewpoint of the operator sitting on the driver's seat 50 which is a position higher than 70, it is possible to make the lower side of the front side of the driver's cabin 5 more easily visible.

A parking brake pedal 94 is disposed on the floor surface 5A of the driving cabin 5 that overlaps with the portion where the recessed portion S3 is formed in a plan view, as shown in FIGS.
As a result, when the operator sitting on the driver's seat 50 depresses the parking brake pedal 94, the depression is not disturbed by the presence of the side panel box 7 located at a position lower than the seat surface 50a of the driver's seat 50. The parking brake pedal 94 can be depressed and operated in a state where the leg portion is inserted into the entry portion S3.

[Work operation panel]
As shown in FIGS. 5 to 11, the work operation panel 8 having an operation surface provided with an operation command tool for inputting an operation command for inputting a work command to a display device for displaying work-related information or a work-related device, A first panel portion 80 provided on the upper surface of the panel box 7 and a second front provided on the left front column 52b (corresponding to a fixed portion in the driving cabin 5 provided separately from the side panel box 7). The panel part 81 is comprised.

  The first panel portion 80 is provided on the upper surface of the box main portion 70 of the side panel box 7 on the inner portion 70 </ b> B near the driver seat 50, and has an operation surface along the upper surface of the box main portion 70. . On the operation surface, a manually operated airframe attitude control switch 82, an automatic attitude control switch 83, a dial operation type auto accelerator setting device 84 by manual operation, and the like are arranged.

The manually operated airframe posture control switch 82 includes a right-up switch 82a, a horizontal switch 82b, a left-up switch 82c, an up switch 82d, and a down switch 82e, and when the automatic posture control switch 83 is in the on state, A position to be a target for automatic control is set, and when the automatic attitude control switch 83 is in the OFF state, only while the right up switch 82a, the horizontal switch 82b, and the left up switch 82c are pressed and operated. The aircraft is controlled to rise to the right, to the left, or to the left, and when it stops pressing the switch, it stops at that position.
When the automatic attitude control switch 83 is in the on state, the ascending switch 82d and the descending switch 82e raise or lower the entire body only while the ascending switch 82d or the descending switch 82e is pushed. When the switch operation is stopped, the aircraft is controlled to descend to the lower limit position. When the automatic attitude control switch 83 is in the off state, the entire aircraft is raised or lowered only while the ascending switch 82d or the descending switch 82e is being pushed, and the aircraft is held at that position when the pushing operation of the switch is stopped. To be controlled.

  The automatic attitude control switch 83 is used for turning on and off the automatic horizontal control of the left and right of the aircraft. After the automatic horizontal control of the aircraft is performed by the turning operation and the operation is performed while performing the automatic horizontal control. The airframe is configured to be lowered to the lower limit position by operating a threshing clutch or a mowing clutch (not shown) or by operating the automatic attitude control switch 83 again to operate it.

  The auto accelerator setter 84 is for increasing the engine speed to the speed set with the dial. When the auto accelerator setter 84 is in the on state, the threshing clutch or the mowing clutch is engaged and operated. When the vehicle starts running or the aircraft is started, the engine speed is controlled to be automatically increased to the set rotational speed. When the auto accelerator setting device 84 is in the cut-off state, it is configured so that it is always driven at the rotation speed set by the dial.

As shown in FIGS. 6 and 9, the second panel portion 81 is positioned at an intermediate portion in the vertical direction of the support 52b on the left front side, and the operation surface is parallel to the vertical direction of the support 52b. Are provided along the vertical direction.
That is, in the vertical direction, as shown in FIGS. 8 and 9, the second panel portion 81 includes a first panel portion 80 having a lower end side provided on the upper surface of the side panel box 7 along the operation surface. Steering portion provided on the operation box 6 and the grip 72a of the main transmission lever 72 which is located higher than the seat surface 50a of the driver seat 50 and whose upper end protrudes upward on the upper surface side of the side panel box 7. It is in a position higher than the grip portion of the lever 61.

As shown in FIGS. 6 to 9, the position of the second panel portion 81 in the front-rear direction is at the front side of the main transmission lever 72 at the front side portion of the side panel box 7. It is provided on the left front column 52b.
As shown in FIG. 7, the position of the second panel portion 81 in the horizontal direction is a front side portion of the side panel box 7 and a front side of the main transmission lever 72. Is attached to the left front column 52b so as to overlap the left front column 52b in the projection direction from the center position O of the seat surface 50a to the second panel portion 81.
That is, as shown in FIG. 7, the second panel portion 81 is attached to the support column 52 b in a state where it is directed toward the central portion on the oblique rear side of the driving cabin 5 so that the operation surface faces the driver seat 50 side. Yes, the column on the left front side at a position overlapping the range located between the projection lines L3, L4 from the center position O of the seat surface 50a of the driver seat 50 to the left and right side edges of the second panel portion 81. It is attached in a state where 52b exists.

Further, the second panel portion 81 is formed in a vertically long shape in which the width in the left-right direction is slightly wider than the width in the left-right direction of the support column 52b, and the length in the vertical direction is several times larger than the width in the left-right direction. belongs to.
And the display apparatus which displays work related information on the operation surface which faces the indoor side of the driving cabin 5, or the operation command tool for inputting the operation command to the work related device is equipped. As shown in FIG. 7, the direction of is not constituted by a plane perpendicular to the central position O of the seating surface 50 a of the driver seat 50 in a plan view or a side view. The vertical line with respect to is configured to be a rear-facing surface so that it slightly deviates to the outside of the center position O of the seat surface 50a.
Further, in a side view, it is attached to a portion inclined obliquely upward and forward of the support column 52b so that the vertical line with respect to the operation surface is slightly upward with respect to the horizontal line, and is configured with an upward surface.

  On the operation surface of the second panel portion 81, as a display device for displaying work-related information or an operation command tool for inputting an operation command for the work-related device, a cutting-related tool 85, a reel speed change tool 86, And the threshing related operation tool 87 is provided in the order of frequency from the top in this order in consideration of the operation frequency or the visual frequency.

  The cutting-related operation tool 85 includes an automatic cutting height switch 85a, a cutting height adjustment dial 85b, a ground parallel automatic switch 85c, and an automatic clutch switching switch 85d.

The automatic cutting height switch 85a is a switch for turning on and off the automatic cutting height control for keeping the height of the cutting height portion constant during the cutting operation. And the display lamp is lit when in the on state.
The cutting height adjustment dial 85b is a dial operating tool for adjusting the height of the cutting portion 41, and is configured to increase the cutting height when turned clockwise and to decrease when turned counterclockwise.
The ground parallel automatic switch 85c is a switch for turning on and off the ground parallel automatic control for automatically changing the posture of the mowing unit 41 so as to be parallel to the ground. And the display lamp is lit when in the on state.
The auto clutch changeover switch 85d stops the driving of the cutting and conveying device 4 when the power steering lever is operated and the cutting unit 41 is raised from the ground to a preset height, and then cuts again when the cutting unit 41 is lowered to a preset height. It is a switch for turning on and off a cutting auto clutch (not shown) so as to start driving of the conveying device 4, and is switched between an on state and a off state each time a pressing operation is performed, and a display lamp indicating the on state, And display lamps of different colors indicating the cut-off state.

  The reel speed change operation tool 86 includes a reel speed change automatic switch 86a and a reel speed change adjustment dial 86b.

The reel speed change automatic switch 86a turns on and off the automatic reel rotation control so that the rotation speed of the reel device 42 during the cutting operation is automatically set to the optimum reel rotation speed in accordance with the cutting speed (running speed of the machine body). The switch is switched between the on state and the off state each time a pressing operation is performed, and the display lamp is turned on when the switch is in the on state.
The reel speed change adjustment dial 86b is a dial for adjusting the reel rotation speed as a reference for the cutting speed according to the crop cutting direction and the lying state, and increases when turned clockwise, and turns counterclockwise. It is configured to be lower.

  The threshing-related operation tool 87 includes a crop selection switch 87a and a chaff adjustment dial 87b.

The crop selection switch 87a is a switch for selecting a threshing condition such as the driving speed of the barrel 20 according to the type of crop. When the crop selection switch 87a is pressed, “rice”, “wheat”, “bean” are sequentially selected. The display state is switched in the order "", and the lamp indicating the selected crop is lit.
The chaff adjusting dial 87b is a dial for adjusting the opening degree of the chaff sheave (not shown) in the sheave case (not shown). When the dial is turned clockwise, the opening degree is increased. When the dial is turned counterclockwise, the opening degree is increased. Is configured to be small.

  The harnesses for energizing the harvesting-related operation tool 85, the reel speed change operation tool 86, and the threshing-related operation tool 87 provided in the second panel portion 81 are guided into the side panel box 7 via a harness cover (not shown). Connected with the required related equipment.

[Others]
In the ordinary combine configured as described above, the windshield 54 is not a simple flat glass, but is formed in a curved shape having an inclined surface having a larger inclination angle in the upper part than in the lower part with respect to the horizontal plane. Therefore, it is possible to satisfactorily look into the front and lower sides of the driving cabin 5 from the indoor side and to be positioned in the front portion of the side panel box 7 disposed on the left side of the driving seat 50 in the driving cabin 5. An open space S1 is formed between the instrument arrangement portion 71 to be operated and the floor surface 5A of the driving cabin 5, and the open field S1 is not formed from the driver seat 50 in the left-right visual field β1 as shown in FIG. It is possible to secure a wider area than the visual field β2.
As a result, as shown in FIG. 3, at the right end (the already cut side) of the cutting unit 41 of the cutting and transporting device 4, the uncut ground remains after passing the cutting and transporting device 4 from between the operating cabin 5 and the cutting unit 41. Visual check at one check point CP1 for checking the presence or absence of the check point and another check point CP2 for checking whether the transfer state at the transfer point from the cutting unit 41 to the feeder 40 is good or not is performed. It is easy.

[Other Embodiment 1]
As shown in the embodiment, the windshield 54 is not limited to a double curved surface having a curvature around a plurality of axes intersecting each other in the vertical direction and the horizontal direction, for example, a horizontal axis line. It may be composed of a single curved surface having a surrounding curvature.
In this case, the front edge of the floor surface 5A of the driving cabin 5 has a linear shape, but the pair of left and right columns 52a and 52b (corresponding to the front pillars) on the front side of the machine body have both edge shapes in the left and right direction of the windshield 54. In addition, it may be formed so as to have a curved shape so that the inclination angle θ2 in the upper portion is larger than the inclination angle θ1 in the lower portion with respect to the horizontal plane in a side view.
Other configurations are the same as those of the above-described embodiment.

[Second embodiment]
As shown in the embodiment, the windshield 54 is constituted by a double curved surface having curvatures around a plurality of axes intersecting each other in the vertical direction and the horizontal direction, or formed by a single curved surface. For example, a plurality of flat glasses may be combined to form a refractive shape in which the inclination angle θ2 at the upper portion is larger than the inclination angle θ1 at the lower portion with respect to the horizontal plane in a side view.
Also in this case, the front edge of the floor surface 5A of the driving cabin 5 has a linear shape, but the pair of left and right columns 52a and 52b (corresponding to the front pillars) on the front side of the fuselage are both left and right edges of the windshield 54. The shape may be refracted so that the inclination angle θ2 at the upper portion is larger than the inclination angle θ1 at the lower portion with respect to the horizontal plane in a side view.
Other configurations are the same as those of the above-described embodiment.

[3 of another embodiment]
In the above embodiment, the windshield 54 is provided in a range reaching the floor surface 5A from the roof 53, but is not limited thereto. For example, the lower end of the windshield 54 is the seat surface 50a of the driver seat 50. It is good also as a range which reaches to a position higher than the floor surface 5A below.
In this case, the field of view on the front lower side of the driving cabin 5 is narrower than that provided in the range where the lower end of the windshield 54 reaches the floor surface 5A, but the windshield 54 is not a flat glass but in a side view. By having such an inclination that the inclination angle θ2 in the upper part is larger than the inclination angle θ1 in the lower part with respect to the horizontal plane, the driver seat 50 can be disposed considerably forward in the driver cabin 5. Therefore, as compared with the structure in which the windshield 54 reaches only near the waist of the operator on which the windshield 54 is seated, the driving cabin 5 has a considerably large field of view on the lower front side of the driving cabin 5. The pilot can drop his line of sight to the side close to the bottom just before.
Other configurations are the same as those of the above-described embodiment.

[4 of another embodiment]
As shown in the embodiment, the second panel portion 81 is not limited to a structure that is supported by a left front support 52b corresponding to the front pillar, for example, a right front support 52a. It may be of a structure.
When the second panel portion 81 is thus supported on the right front column 52a, the second panel portion 81 is desirably provided above the upper surface of the box body 60 of the operation box 6.
Further, when the second panel portion 81 is supported by the right front column 52a in this way, in particular, in the self-removing combine, the cutting unit 41 is used to check whether or not the cutting target stems are left uncut. When working while paying attention to the right side, it is convenient when operating the second panel portion 81 nearby.
Other configurations are the same as those of the above-described embodiment.

[5 of another embodiment]
As shown in the embodiment, the second panel portion 81 is configured to support the left front side support column 52b (corresponding to the front pillar) as a fixed portion in the driving cabin 5. However, the structure is not limited to such a structure. For example, a support leg is erected from the floor 5A of the driving cabin 5 near the left front column 52b or near the right front column 52a. You may comprise so that the operation box 6 may be supported by a support leg.
Further, the second panel portion 81 is attached to and supported by the windshield 54, or a support stay is extended from a part of the side panel box 7 to the front side, and the operation surface extends vertically in the support stay. The second panel part 81 may be supported in a posture along which the operator faces the operator panel 50 on the driver's seat 50 with the operation panel positioned along the vertical direction. Any structure may be used as long as it is provided at an easy position.
Other configurations are the same as those of the above-described embodiment.

[ 6 of another embodiment]
The operation surface of the second panel portion 81 is projected lines L3 and L4 from the center position O of the seat surface 50a of the driver seat 50 to the left and right side edges of the second panel portion 81 as shown in the embodiment. For example, the left front strut 52b is projected onto the left and right side edges without being attached in a state where the left front strut 52b is present at a position overlapping with the range located between Partially protrudes to the left or right outside of the lines L3, L4, or the entire left front column 52b is on either the left or right outside of the projection lines L3, L4 on the left and right side edges, or both outside It may be located.
Other configurations are the same as those of the above-described embodiment.

[ 7 of another embodiment]
As shown in the embodiment, the second panel portion 81 has a surface facing inward and rearward so that a vertical line with respect to the operation surface is slightly out of the center position O of the seat surface 50a in plan view. For example, a state in which a vertical line with respect to the operation surface coincides with the center position O of the seat surface 50a, or a vertical line with respect to the operation surface corresponds to the center position O of the seat surface 50a. Contrary to the outside, it may be configured with a more inwardly facing surface so as to be disengaged inside the center position O of the seating surface 50a.
Further, in a side view, the horizontal line is not limited to the one that is configured with an upward surface so that the vertical line with respect to the operation surface is slightly upward with respect to the horizontal line, and the horizontal line so that the vertical line with respect to the operation surface is parallel to the horizontal line. It may be configured to be a downward-facing surface such that the surface facing the direction or the vertical line with respect to the operation surface is slightly downward with respect to the horizontal line.
Other configurations are the same as those of the above-described embodiment.

[ 8 of another embodiment]
As shown in the embodiment, the second panel portion 81 has a cutting-related operation as an operation command tool for inputting an operation command for a display device or work-related device that displays work-related information on the operation surface. The tool 85, the reel speed change operation tool 86, and the threshing related operation tool 87 are provided in order from the top in this order, but not limited to this, for example, the order of the arrangement may be changed, or a part of It may be omitted or another operation tool may be attached.
Further, it may be configured not to include an operation command tool for inputting an operation command, but to include only a display device such as a display lamp or a liquid crystal display, or to include only an operation command tool. Also good.
Other configurations are the same as those of the above-described embodiment.

  The configuration of the combine according to the present invention is not limited to the ordinary combine as shown in the embodiment, but can be applied to a self-decomposing combine, and is not limited to a combine that harvests grains such as rice and wheat. You may apply to the combine which harvests beans, rapeseed, etc., such as soybeans.

5 Driving cabin 7 Side panel box 8 Work operation panel 50 Driving seat 50a Seat surface 52b Front pillar 53 Roof portion 54 Windshield 72 Main transmission lever 72a Grip portion 80 First panel portion 81 Second panel portion

Claims (9)

A combine in which a side panel box in which a main shift lever for traveling is arranged on a lateral side portion of a driving seat in a driving cabin is provided,
The driving cabin is provided with a windshield extending below the seating surface of the driving seat,
Provided on the upper surface of the side panel box is a work operation panel having an operation surface provided with at least one of a display device for displaying work-related information and an operation command tool for inputting an operation command for the work-related device. a first panel portion that is, the fixed portion of the driver in the cabin and the side panel box is provided separately, constituted by a second panel portion provided at the front side portion than the main speed change lever,
By positioning the lower part on the front end side of the side panel box in a state of being separated rearward from the back surface of the windshield, the lower side of the side where the side panel box is present can be visually observed from the driver seat side. A side-viewing space is formed,
Of the side panel box, the instrument panel provided at a location ahead of the main transmission lever is extended to above the one side view space,
The second panel portion is disposed at a position biased to a side where the main transmission lever is disposed from a center position in the left-right direction in the driving cabin,
The second panel portion is provided at a location distant from the side panel box, and the second panel portion is provided with the operation surface along the vertical direction, and the operation surface is located above the instrument panel. In the above, the combine is provided at a height position overlapping with a grip portion of the main transmission lever in the vertical direction.   The combine according to claim 1, wherein a device related to cutting work is provided on the operation surface, and a device related to traveling is provided on the instrument panel. The second panel portion is disposed at a front side position farther from the driver seat in plan view than the instrument panel,
2. The instrument panel includes a surface inclined forward and upward, and an operation surface of the second panel portion is configured to be a surface that rises forward and so as to be steeper than the surface of the instrument panel. Or the combine of 2 description.   The instrument panel, the main transmission lever, and the second panel portion are arranged such that a front end portion of the instrument panel is located closest to a center side of the operation cabin in the left-right direction, and then the main transmission lever, The combine as described in any one of Claims 1-3 provided so that it may be located outside in order of 2 panel parts.   The instrument panel, the main transmission lever, and the second panel portion are positioned such that the upper surface of the instrument panel is the lowest in the vertical direction, and then the upper end of the main transmission lever and the upper end of the second panel portion. The combine as described in any one of Claims 1-4 provided so that it may be located high in order.   The combine according to any one of claims 1 to 5, wherein the instrument panel is extended toward the cabin center side in a state where the tip side is lowered in the left-right direction toward the cabin center side.   The second panel portion is formed in a vertically long shape that is long in the vertical direction, and is directed inward and rearward so that its operation surface faces the driver seat side, and the front side of the driving cabin on the side panel box side. The combine as described in any one of Claims 1-6 attached to the pillar.   An end of the driving cabin center side of the second panel portion protrudes toward the cabin central side in the left-right direction from a line segment connecting the center position of the seating surface of the driving seat and the front pillar, 8. The combine according to claim 7, wherein the board protrudes toward the cabin center side in the left-right direction with respect to the second panel portion. The windshield of the driving cabin is provided in a range extending from the roof of the driving cabin to below the seating surface of the driving seat,
In the driving cabin, a steering lever is provided on the side opposite to the side panel box, and the second panel portion is disposed at a height position similar to the steering lever.
The line-of-sight space which can see the front side of the said driving cabin in the front side of the said driver's seat between the said 2nd panel part and the said steering lever is formed as described in any one of Claims 1-8. Combine.

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