JP2014183820A - Combine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a combine that enables a driver to easily get on or off an operation part, without greatly protruding a step part for loading or unloading in the lateral outside direction of the operation part.SOLUTION: An operation part is provided in a lateral one-side location on a front side of a traveling machine body. A recessed part 33, which is recessed by making an entry into the inside in the width direction of the machine body in a plan view, is formed in a lateral one-side location on a front side of a machine body frame 4. A step part 34 for making a driver get on or off the operation part is provided in the state of making an entry into the recessed part 33.

Description

  The present invention relates to a combine that performs threshing processing by cutting a planted culm while running the aircraft.

In a conventional combine, there is a driving unit provided on the right front end of the traveling machine body, and a step unit for getting on and off the driving unit is configured as follows.
That is, a substantially box-shaped driving part frame for constituting the floor part of the driving part is provided at the right front end of the airframe frame that supports the entire airframe, and the center of the vertical plate member that is located outside the driving part frame A large opening is formed in the part, a step forming member formed by bending a band plate material on the outside is fixed at a position corresponding to the lower edge of the opening, and a flat step forming member is fixed on the inside. In some cases, the first step is formed at the lower edge of the opening, and the second step is formed on the upper surface of the operating unit frame (see, for example, Patent Document 1).

JP 2007-215435 A

  In the above-described conventional configuration, since the driving unit frame that is a part of the body frame is also used as a member constituting the boarding step unit, the boarding step unit can be configured with a simple structure. Since the lower end edge of the opening that forms the stepped footrest and the upper surface of the driving unit frame that forms the second footrest are in substantially the same position in plan view, There is a disadvantage that it is difficult to get on and off when the rider's knee hits the vertical plate member of the part frame.

  On the other hand, in order to make it easy for the driver to get on and off the driving part, a plurality of stepped footrest parts shifted in a plan view in a state of protruding outward from the lateral side of the body frame It is conceivable to include a boarding / alighting step unit having However, in such a configuration, there is a disadvantage that the step portion for getting on and off greatly protrudes from the right end portion of the airframe frame toward the outside in the lateral direction, and there is a high possibility that it will come into contact with an external object during traveling. is there.

  An object of the present invention is to provide a combine that makes it easy to get on and off the driving unit without greatly protruding a step part for getting on and off the laterally outer side of the driving unit.

The characteristic configuration of the combine according to the present invention is as follows:
A driving part is provided at one side of the front side of the traveling machine body,
A recessed part is formed in the lateral one side of the front side of the body frame to enter and recessed in the lateral direction of the body width in plan view.
In the state of entering the recessed portion, a step portion for getting on and off the operating portion is provided.

  According to the present invention, a recessed portion that enters and is recessed in the body lateral width direction in a plan view is formed in a lateral side portion on the front side that is a portion corresponding to the operating portion in the body frame. And the step part for boarding / alighting is provided in the state which enters this recessed part.

  As a result, even if the step part for getting on and off is configured in a form including a plurality of stepped steps shifted in plan view so that the driver can easily get on and off, the body frame corresponds to the recessed part. Therefore, it is possible to avoid the step part for getting on and off from protruding greatly laterally outward of the driving part.

  Therefore, it has become possible to provide a combine that makes it easy to get on and off the driving part without causing the stepping part for getting on and off to protrude laterally outward of the driving part.

  In the present invention, it is preferable that the boarding / alighting step portion is connected to the inner edge of the recessed portion of the machine body frame without gaps.

  According to this structure, the step part for boarding / alighting will be firmly connected with respect to the inner edge part of the recessed part of a body frame, and it will become excellent in durability.

  In the present invention, it is preferable that the upper surface of the step portion for getting on and off is the same as or substantially the same height as the floor portion of the operating portion.

  According to this structure, there is no step between the upper surface of the step part for getting on and off and the floor part of the driving part, there is no disadvantage such as being caught on the step when the driver gets on and off, and the floor part of the driving part The substantial area of is increased by the upper surface of the step part for getting on and off, and the comfortability of the driving part is improved.

  In the present invention, it is preferable that the lower end position of the boarding / alighting step portion is the same as or substantially the same height as the lower end position of the body frame.

  According to this configuration, the step part for getting on and off does not protrude downward from the body frame, so there is no disadvantage such as adhesion of soil or straw scraps in the field, and there is a risk of damage due to contact with other objects. Will be less.

In the present invention, an engine is provided on the lower side of the driver seat in the driver,
A dust-proof cover for intake air for inhaling outside air as cooling air for the engine is provided on the lateral side outside of the driver seat,
It is preferable that the boarding / exiting step portion is provided in a state of being located on the inner side in the lateral direction of the fuselage with respect to the lateral one end portion of the intake dustproof cover.

  According to this configuration, since the step portion for getting on and off is provided in a state of being located on the inner side in the width direction of the fuselage with respect to the lateral one side end portion of the dust-proof cover for suction for sucking outside air for cooling the engine, the fuselage The step part for getting on and off does not protrude outward in the lateral direction of the body in the front-rear direction, and it is possible to easily get on and off the driving part without increasing the lateral width of the body.

In the present invention, a rotary reel that rakes the tip of the planted cereal backward is provided in the harvesting part so that it can be raised and lowered by the lifting drive means.
The operation part is equipped with a control tower,
It is preferable that a reel raising / lowering lever for instructing raising / lowering of the rotating reel is provided at an end on one side of the operation panel provided on the upper surface of the control tower.

  According to this configuration, the rotary reel provided in the cutting unit can be lifted and lowered by operating the reel lift lever provided in the control tower. It is possible to change the scraping height that acts on the tip part of the planted cereal cocoon.

  And since the reel lift lever is provided at the horizontal side end of the operation panel provided on the upper surface of the control tower, it does not interfere with the operation of other operation tools and display devices provided in the operation panel Thus, it is possible to perform the lifting / lowering operation of the rotating reel.

  In the present invention, it is preferable that the reel raising / lowering lever is provided in an inclined shape located on the outer side of the fuselage side toward the upper side.

  According to this configuration, the reel lift lever is located on the outer side of the fuselage side as the upper side, so that it does not interfere with the operation of other operation tools and display devices provided in the operation panel, Since the grip operation part located in the upper part is close to the outer side on the side of the fuselage, it is easy to operate.

  In the present invention, it is preferable that the grip portion on the upper side of the reel lifting lever is located on the outer side of the lateral side with respect to the lateral end portion of the control tower.

  According to this configuration, the grip part on the upper side of the reel lifting lever protrudes to the lateral outer side from the control tower, and when the driver operates the reel lifting lever, the upper grip part Is easy to operate.

In the present invention, the operation panel is provided with an armrest,
The armrest includes a vertically extending portion that rises upward from the operation panel, and a hand-positioning action portion in a lateral orientation that is provided in a state in which the armrest extends from the longitudinally extending portion toward the inner side in the lateral direction of the fuselage. And
The base end portion on the lower side of the reel lifting lever is located on the inner side in the body width direction of the longitudinally extending portion of the armrest, and the grip portion on the upper side of the reel lifting lever is located on the longitudinally extending portion. Is preferably located on the outer side in the lateral direction of the fuselage.

  According to this configuration, for example, when performing a steering operation that needs to be constantly performed while the aircraft is traveling, the operation burden can be reduced by placing a hand on the hand placement operation portion of the armrest. it can. In addition, the vertically extending portion of the armrest is provided at one side end of the operation panel so as not to interfere with the operation of other operation tools and display devices provided in the operation panel.

  By the way, since the operation of raising and lowering the rotating reel is less frequent than the operation of steering, it is provided near the side edge of the operation panel. If the part is extended upward, the armrest may be in the way and difficult to operate.

  Therefore, the base end on the lower side of the reel lifting lever is located on the inner side in the horizontal direction of the fuselage than the vertical extension of the armrest, but the upper grip of the reel lifting lever is wider than the vertical extension of the fuselage. It was made to prepare in the state located in the direction outward side.

  As a result, the armrest is provided to reduce the operation burden in the steering operation etc., but the upper grip part can be positioned without being disturbed by the armrest, and the driver can move the reel lift lever When operating, it becomes easy to operate the upper grip part.

In the present invention, an engine is provided on the lower side of the driver seat in the driver,
A dust-proof cover for intake air for inhaling outside air as cooling air for the engine is provided on the lateral side outside of the driver seat,
It is preferable that the reel lifting lever is provided in a state of being located on the inner side in the lateral direction of the fuselage with respect to the lateral one side end portion of the intake dustproof cover.

  According to this configuration, the reel lift lever is provided in a state located on the inner side in the lateral direction of the fuselage from the lateral one side end of the intake dustproof cover for sucking outside air for cooling the engine. When the driver operates the reel lift lever, the reel lift lever does not protrude outward in the lateral direction of the fuselage in a direction view, and there is little risk of damage due to contact with external objects. The grip part can be easily operated.

It is a whole side view of a combine. It is a whole top view of a combine. It is a top view of a body frame. It is a perspective view of a body frame. It is a top view of a raised floor frame part. It is a front view of a raised floor frame part. It is a perspective view of an elevated floor frame part. It is a top view which shows the supply path | route from a fuel tank. It is a side view which shows the supply path | route from a fuel tank. It is a rear view of a fuel tank arrangement part. It is a partially cutaway side view of the airframe right front part. It is a partially cutaway front view of the front right side of the airframe. It is a front view which shows the support structure of an engine bonnet. It is a perspective view which shows the frame structure of a body front part. It is a top view which shows the top-plate part frame of a sunshade member. It is a side view which shows the frame structure of a sunshade member. It is a top view of a front panel. It is a front view of a front panel. It is a side view which shows the frame structure of a body front part. It is a side view of a bag collection collection part. It is a front view of a bagging collection part. It is a side view of a bag collection collection part. It is a partial cross section figure of a grain storage hopper. It is a perspective view of a grain storage hopper. It is a top view of a grain storage hopper arrangement part. It is a perspective view which shows the frame structure of a bagging collection | recovery part. It is sectional drawing which shows the support structure of a guard member. It is a perspective view which shows the support structure of a guard member. It is a perspective view which shows the support structure of a guard member. It is a vertical side view which shows an opening / closing mechanism. It is a vertical front view which shows an opening / closing mechanism. It is a disassembled perspective view which shows an opening / closing mechanism.

  Hereinafter, based on the drawings, a case where the embodiment of the combine according to the present invention is applied to an ordinary combine which is an example of a combine will be described.

〔overall structure〕
As shown in FIGS. 1 and 2, the ordinary combine according to the present embodiment is configured to include a cutting and conveying device 2 that can swing up and down at the front of the traveling machine body 1, and the traveling machine body 1 includes a pair of left and right crawlers. In the threshing device 7 and the threshing device 7 for threshing the harvested cereal meal that has been harvested by the driving unit 5, the driving unit 6, and the chopping and conveying device 2 on the machine frame 4 having the traveling device 3. It is configured to include a bagging and collecting unit 8 as a grain collecting unit that collects the threshed grain in a bagging state.

  The driving unit 5 is located on the right side of the front part of the traveling machine body 1 and is provided in a state where the grain collection unit 8 is located behind the driving part 5, and a threshing device 7 is provided on the left side of the traveling machine body 1. . A driving unit 6 is provided below the driver seat 9 in the driving unit 5. In addition, the driving unit 5 is provided with a sunshade member 10 for avoiding sunlight on the driver on board.

  In this embodiment, when the left side or the right side in the aircraft lateral width direction is defined, the left and right are defined in a state toward the aircraft traveling direction. Accordingly, in the drawings described in the front view of the body, the left and right directions are opposite to the defined contents.

  The traveling machine body 1 is configured such that the power of the engine 11 provided in the prime mover 6 is transmitted to the crawler traveling device 3 via a traveling transmission mechanism (not shown) and can be driven. Further, the power of the engine 11 is configured to be transmitted to the cutting and conveying device 2 and the threshing device 7 through a work transmission mechanism (not shown).

[Moving and transporting device]
Next, the cutting and conveying apparatus 2 will be described.
The reaping and conveying apparatus 2 reapers the planted cereals and then gathers them toward the middle part in the cutting width direction, the feeder 13 that conveys the cerealed pestle toward the threshing apparatus 7, and the reaping part 12. And a rotating reel 14 that scrapes the tip side of the planted cereals backward.

  The cutting unit 12 includes a clipper-type cutting blade 15 for cutting the planted culm, and a lateral feed auger 16 for gathering the chopped culm toward the entrance side of the feeder 13, that is, the left side in the cutting width direction. It has. Although not shown, the feeder 13 includes a scraping conveyor (not shown) inside the cylindrical feed case 13A, and conveys the harvested cereal rice cake collected by the lateral feed auger 16 toward the rear threshing device 7. It is configured as follows.

  The cutting and conveying device 2 is supported by a shaft support (not shown) fixed to the machine frame 4 so as to be swingable up and down around the horizontal axis P1 and is pivotally connected between the machine frame 4 and the cutting unit 12. By operating the cutting and lifting cylinder 17 to extend and contract, the vertical lifting position can be changed and adjusted. As a result, it is possible to change the cutting height of the culm by the cutting unit 12, the cutting operation posture in which the cutting unit 12 is close to the ground, and the non-cutting operation posture in which the cutting unit 12 is raised from the ground to a predetermined height. And can be changed.

  As shown in FIG. 2, a pair of left and right support arms 18 are extended forward from the upper part of the rear end side of the cutting part 12, and are planted so as to be freely driven and rotated across the distal ends of the pair of left and right support arms 18. A rotating reel 14 that scrapes the standing cereals backward is supported.

The rotary reel 14 has a drive shaft 19 rotatably supported at the tip ends of a pair of support arms 18, and a pair of left and right square reel frames 20 in a side view so as to rotate integrally with the left and right ends of the drive shaft 19. Is provided. Further, four support members 21 are provided in a state of being laid over the pair of left and right reel frames 20 and being positioned one by one on the four tops, and each support member 21 has a longitudinal direction thereof. A plurality of scribing claws 22 are attached in a state of being arranged along.
Although the structure is not described in detail, it is well known to hold the posture so that the scraping claw 22 extends downward from the support member 21 regardless of the rotation of the rotary reel 14. A posture holding mechanism 23 having a configuration is provided.

  In the rotary reel 14 having such a configuration, when the drive shaft 19 rotates, the pair of left and right reel frames 20 and the four support members 21 rotate integrally in a state where the plurality of scraping claws 22 always maintain a downward posture. Thus, the reaping target culm can be scraped backward by the plurality of scraping claws 22.

  The pair of left and right support arms 18 that support the rotary reel 14 are configured to be swingable up and down around the horizontal axis P2 at the base end by the expansion and contraction operation of the reel lift cylinder 24, and change the vertical position of the rotary reel 14. It is configured so that it can be adjusted.

[Operation section]
Next, the configuration of the operation unit 5 will be described.
As shown in FIGS. 1 and 2, the driving unit 5 has a control tower 25 erected on the front side of the fuselage of the driver seat 9, and a front operation panel on the front side of the control tower 25. A panel 26 is provided, and a side panel 27, which is a lateral operation panel, is provided on the left side of the driver seat 9.

  As described above, the driving section 6 is provided on the lower side of the driver seat 9, and the position of the driver seat 9 is increased. Accordingly, the floor section 5A of the driver section 5 is also provided at a higher position. Therefore, as shown in FIGS. 4, 6, and 7, the fuselage frame 4 constitutes a floor portion 5 </ b> A in a position corresponding to a lower portion of the driving portion 5 and a predetermined amount above the other portions. ing.

  As shown in FIGS. 3 and 4, the machine body frame 4 includes a pair of left and right main tube portions 4A extending in the front-rear direction, and a lattice frame portion 4B supported on the upper portion of the main frame portion 4A. And the place corresponding to the downward direction of the driving | running | working part 5 is provided with the high-floor frame part 4C for comprising the floor part 5A in the state located in the predetermined amount upwards from another place. The grid-like frame portion 4B is configured by connecting a plurality of front-and-back frame bodies 28 and a plurality of horizontal frame bodies 29 in a grid pattern.

  As shown in FIG.6 and FIG.7, in the location corresponding to the downward direction of the driving | running | working part 5, a pair of left and right vertical plate members 30R and 30L erected in a vertically oriented posture upward from the lattice-like frame part 4B; The raised floor frame portion 4C is configured to include a pair of front and rear lateral supports 31 that connect the upper ends of the left and right vertical plate members 30R and 30L. Of the pair of left and right vertical plate members 30R and 30L, the left vertical plate member 30L is supported by the right main frame portion 4A, and the right vertical plate member 30R is supported by the front and rear frame body 28a for the operating portion. Standing in the state. In addition, a metal footboard 32 is placed over the upper portions of the left and right vertical plate members 30R and 30L, and is fixed by bolt fastening to constitute the floor portion 5A of the operating portion 5.

  A recessed portion 33 is formed at the right side of the body frame 4 on the front side of the body body so as to enter and recessed in the lateral direction in the lateral direction of the body in plan view. A portion 34 is provided.

  That is, as shown in FIG. 5 and FIG. 7, at the right side of the front part of the airframe in the airframe frame 4, the right front-rear facing frame body 28 b located on the rightmost side of the airframe, the right vertical plate member 30 </ b> R, and the lower side The front and rear frame body 28a for the driving section, the right and left front frame body 28b, and the rectangular tubular frame body 28c positioned between the right vertical plate member 30R and the right side of the front end of the body in plan view. The recessed portion 33 is formed in a state in which the corner portion is cut out. And the step part 34 for boarding / alighting is provided in the state which enters the recessed part 33. As shown in FIG.

  As shown in FIGS. 4-7, the step part 34 for boarding / alighting has a pair of support plates 35 on both the front and rear sides, a lower side connection plate 36 that connects the lower ends of the support plates 35 on the front and rear sides, and support on both the front and rear sides. An upper side connecting plate 37 that connects the upper end portions of the plate 35 is provided.

  The support plates 35 on both the front and rear sides are formed so that the upper side is narrow and the lower side is wide in the longitudinal direction of the aircraft, and the edge on the vehicle body side (left side) is substantially orthogonal to the lower edge. The edge of the outer side (right side) of the body is formed in an inclined posture that is inclined so as to be separated from the edge of the side of the body (left side) as it goes downward.

  The lower-side connecting plate 36 is formed by bending both ends of a belt-like member in the same direction so as to be looped over the lower end portions of the support plates 35 on both the front and rear sides, and is a straight path portion along the longitudinal direction of the intermediate body 36a forms the first footrest. The straight path portion 36a of the lower side connecting plate 36 is located on the outer side of the machine body with respect to the lower end portion of the support plate 35, is substantially the same height as the grid frame portion 4B, and enters the driving unit 5 from the ground. This makes it easier for the driver to place his / her feet. On the straight path portion 36 a of the lower side connecting plate 36, an uneven portion 38 for preventing slipping is formed.

  The upper side connecting plate 37 is bent in a substantially L shape when viewed in the front-rear direction so as to be along a part of the upper end side of the upper end edge of the support plate 35 on both the front and rear sides and the end edge on the outer side (right side) of the body. In this state, they are connected over the support plates 35 on both the front and rear sides. The upper horizontal surface 37a corresponding to the upper edge of the support plate 35 in the upper side connecting plate 37 is substantially the same height as the floor portion 5A of the operating unit 5 and is arranged on the outer right side of the body of the floor 5A of the operating unit 5. Located in a state. The upper horizontal surface 37a forms a second footrest. By comprising in this way, the horizontal surface 37a of the upper side will be in the state connected to the floor part 5A of the operation part 5, and the substantial floor area of the floor part 5A of the operation part 5 can be enlarged.

  Edges on the inboard side (left side) of the support plates 35 on both the front and rear sides are integrally connected and fixed to the outer side surface of the right vertical plate member 30R and the outer side surface of the front and rear facing frame body 28a. . Further, the front end portion of the right and left front-facing frame body 28b and the front end portion of the rectangular tubular frame body 28c are integrally connected and fixed to the rear side surface of the rear support plate 35, respectively. Therefore, the boarding / alighting step portion 34 is configured to be connected to the inner edge portion of the recessed portion 33 formed at the right side of the airframe front side of the airframe frame 4 in a state of being connected without a gap.

Next, a support structure for the control tower 25 and the side panel 27 will be described.
As shown in FIGS. 14 and 19, a control tower frame 39 that supports the control tower 25 is provided above the elevated floor frame portion 4 </ b> C, and the side that supports the side panel 27 in a state of being connected to the control tower frame 39. A panel frame 40 is provided.

  The control tower frame 39 is formed in a plate-like support body 41 that is wide over the entire width of the control tower 25 in the body width direction and extends along the vertical direction, and a vertical support body 42 provided at the right end of the control tower 25. And are integrally connected. The front side of the control tower 25 is covered with a front cover 43 made of a synthetic resin material. The front cover 43 is fixed to the plate-like support body 41 by fastening screws 44 on both the left and right sides. Although not shown, the plate-like support body 41 is bent and formed into an L shape in plan view along the front-rear direction on both sides in the lateral direction of the airframe to enhance the support strength, and the lower end is a vertical plate on both the left and right sides. It is connected to the members 30R and 30L.

  The vertical support body 42 is configured by a round pipe member extending along the vertical direction of the control tower 25, and the lower end portion is connected to the right vertical plate member 30R. Also, the upper side extends upward from the front panel 26, and the portion extending upward is bent and formed in an L shape in front view to integrally form an armrest 45. Accordingly, as shown in FIG. 18, the armrest 45 has a vertically extending portion 45 a that rises above the front panel 26 in a state of being connected to the longitudinal support body 42 in a series, and a horizontally oriented posture that is continuous to the vertically extending portion 45 a. It is provided with a hand placement action part 45b.

  As shown in FIG. 14, the side panel frame 40 is formed by bending a rectangular tube material into a substantially L shape in plan view, and has a laterally extending portion 40a in a lateral posture extending along the rear surface of the control tower 25; A front-rear extending portion 40b in a posture in the front-rear direction of the airframe extending in the front-rear direction of the airframe along the lower side of the side panel 27 is provided. The laterally extending portion 40a is connected and supported to the plate-like support body 41 in the control tower frame 39, and the front side portion of the front and rear extending portion 40b is connected and supported to the upper portion of the transmission case 47 by the vertically-oriented connecting body 46. ing. Further, the rear end side portion of the front and rear extending portion 40b is connected and supported by a rectangular cylindrical vertical frame 48 standing from the body frame 4 at the rear end portion of the side panel 27.

  A connecting bracket 49 made of an angle member is connected to the left side surface of the vertical frame 48, and the connecting bracket 49 extends in a cantilever direction toward the in-vehicle body side (left side). Further, a connecting plate 40c in a vertically oriented posture is integrally connected to a position on the rear end side of the front and rear extending portion 40b, and the vertical surface portion 49a on the front side of the connecting bracket 49 and the connecting plate 40c are in contact with each other. They are connected by bolt fastening. Accordingly, the side panel frame 40 is connected to the vertical frame 48, and the rear end portion of the side panel 27 is supported by the vertical frame 48.

  As shown in FIG. 17, the front panel 26 includes a key switch 50, a warning lamp 51 for notifying various abnormalities, a steering operation lever 52 for performing a turning operation of the fuselage, and a reel lifting / lowering for performing a lifting operation of the rotary reel 14. Operation lever 53, the above-described armrest 45, and the like.

  The steering operation lever 52 is configured to operate a turning operation mechanism (not shown) so as to turn in a direction in which the machine body is operated by a swing operation in the left-right direction. The steering operation lever 52 can also be swung in the front-rear direction, and is configured to operate the cutting lift cylinder 17 to lower or raise the cutting transport device 2 by a swinging operation in the front-rear direction.

  The armrest 45 extends from the right end portion of the upper end portion of the control tower 25 to the upper side of the left and right intermediate portion of the front panel 26 in the left direction. In addition, it is configured in a cantilevered state supported only on the base end side, so that it does not become an obstacle when the key switch 50 is operated or the warning lamp 51 is visually observed. In addition, the arm rest 45 has a hand placement portion 45b located near the rear side of the steering operation lever 52, and can be used as a support base on which a hand for operating the steering operation lever 52 is placed and supported.

  As shown in FIG. 17, the reel raising / lowering operating lever 53 is provided in a state of extending upward through a guide hole 54 formed in the right end portion of the front panel 26. Then, as shown in FIG. 18, the upper end side grip operation portion 53 </ b> A is configured to be inclined to the right side toward the upper side so that the right end portion of the control tower 25 protrudes to the right side. .

  The vertically extending portion 45 a of the armrest 45 is located near the rear side of the panel insertion portion of the reel lifting operation lever 53. As described above, the reel elevating operation lever 53 is inclined toward the right side toward the upper side, and the grip operation portion 53 </ b> A is located on the right outer side than the armrest 45 in the front view. With this configuration, the reel lifting operation lever 53 can be favorably operated in a state in which the operation is not disturbed by the armrest 45.

  As shown in FIG. 2, the side panel 27 includes a main transmission lever 55 for performing a shift operation of a main transmission (not shown) provided in the traveling drive system, and an auxiliary transmission provided in the traveling drive system. A sub-transmission lever 56 for performing a speed change operation (not shown), a mowing clutch lever 57 for performing an on / off operation of the transmission to the mowing and conveying apparatus 2, and a threshing for performing an on / off operation of the transmission to the threshing apparatus 7. A clutch lever 58 and the like are provided.

  As shown in FIGS. 11 to 13, the driver's seat 9 is placed and supported on an upper surface of an engine bonnet 59 that covers the upper portion of the prime mover 6. The upper surface 60 of the engine bonnet 59 is provided in a state of being connected in the horizontal direction at substantially the same height as the side panel 27. In addition, the upper surface 60, the front surface 61, and the rear surface 62 of the engine bonnet 59 are configured to be blocked by a plate, but the right side of the engine bonnet 59 takes in outside air for cooling the engine. Therefore, the left side is open to discharge the exhausted air after cooling.

  On the right side of the engine bonnet 59, there is provided an intake dustproof cover 64 provided with a dustproof net 63 for sucking outside air as engine cooling air. A radiator 65 for cooling the engine 11 with outside air is provided at a location where the dust cover 64 for intake air faces in the driving unit 6. The intake dust cover 64 is integrally connected to the engine bonnet 59.

  As shown in FIG. 2, the outer side end portion of the intake dustproof cover 64 is located on the rightmost side in the entire body, and the boarding step portion 34 is the right end portion of the intake dustproof cover 64. It is provided in a state of being located on the inner side in the aircraft width direction. 2 shows a state in which an auxiliary step 163, which will be described later, protrudes outward, but when not in operation, the auxiliary step 163 retreats toward the inside of the machine body, so that the right end portion of the intake dust-proof cover 64 It will be in the state located in the body width direction inner side rather than.

  The engine bonnet 59 is supported on the body frame 4 so as to be swingable around the longitudinal axis P3 of the body along with the dust cover 64 for intake and the driver seat 9. That is, as shown in FIGS. 4 and 11 to 13, a fulcrum bracket 66 fixed to the fuselage frame 4 and an engine bonnet at two locations at the lower end on the outer side of the fuselage of the engine bonnet 59 and separated in the front-rear direction. A support arm 18 extending from the lower end of 59 is pivotally connected by a fulcrum pin 67 facing forward and backward located on the same axis P3. The engine bonnet 59 is swung around the longitudinal axis of the machine body by the fulcrum pins 67 on both the front and rear sides, thereby covering the upper side of the engine 11 (the state indicated by the solid line in FIG. 13) and the upper side of the engine 11. It is configured to be switchable between an open state (a state indicated by a phantom line in FIG. 13) in which is opened.

  The engine bonnet 59 can be held in a closed state by a lock mechanism 68 having a known structure that can be switched between a locked state and an unlocked state by swinging a lever. In a normal working state, the engine bonnet 59 is closed. Maintained in a state. In maintenance work such as inspection of the engine 11 and related members, the maintenance state can be easily performed by releasing the holding state of the lock mechanism 68 and switching to the open state.

  A cable 69 for holding the position of the engine bonnet 59 in the open state is provided. That is, as shown in FIG. 13, one end of the cable 69 is connected to an upper portion of the rear side of the engine bonnet 59 on the outer side of the machine body, and the other end of the cable 69 is fixed to the vertical frame 48, which will be described later. It is connected to a lower side support base 70 (air cleaner support base). When the engine bonnet 59 is in a closed state, the cable 69 is loosened, and when the engine bonnet 59 is switched to an open state and protrudes outward, the cable 69 is in a tensioned state and beyond. The engine bonnet 59 can be held in position by preventing the swinging.

As described above, the vertical frame 48 that supports the rear portion of the side panel 27 is provided so as to extend upward from the side panel. Further, an air cleaner 71 for supplying air to the engine and a pre-cleaner 72 for sucking outside air and supplying the air to the air cleaner 71 are supported at locations extending above the side panel 27 in the vertical frame 48. ing.
The air cleaner 71 and the precleaner 72 are arranged side by side along the vertical direction in a state where they overlap in a plan view, with the air cleaner 71 positioned on the lower side and the precleaner 72 positioned on the upper side.

  As shown in FIG. 14, the vertical frame 48 is formed in a rectangular tube shape, and is provided in a state extending along the vertical direction. And this vertical frame 48 is supported by the body frame 4 by connecting the connecting plate 73 of the horizontal posture integrally connected with the lower end part with a volt | bolt.

Next, the mounting structure of the air cleaner 71 will be described.
As shown in FIGS. 11 to 14, a lower side support base 70 as an air cleaner support base for mounting and supporting the air cleaner 71 extends from the vertical frame 48 at a position slightly higher than the side panel 27 in the vertical frame 48. It is provided in the state to be installed.

  The lower-side support base 70 includes a horizontal mounting portion 70A that receives and supports the air cleaner 71 and a vertical surface portion 70B that is vertically oriented to reinforce the mounting portion 70A. Configured. The vertical surface portion 70B is formed of a substantially triangular plate-like body, and one end side is connected and fixed in a vertical posture along the rear side surface of the vertical frame 48, and extends in a state of protruding toward the right side of the machine body.

  The mounting portion 70A has a shape in which both ends of a rectangular plate-like body are bent in an L shape, and includes a wide portion 70A1 for mounting at the center, and bent portions 70A2 for reinforcement at both end portions. It has become. Then, in the state where the mounting portion 70A has the wide portion 70A1 on the upper side and the pair of bent portions 70A2 face downward on both sides in the lateral direction of the aircraft, the rear edge of the aircraft body is the side surface on the front side of the longitudinal surface portion 70B. And one bent portion 70A2 is connected to and fixed integrally with the right side surface of the vertical frame 48.

  As shown in FIGS. 11 to 13, the air cleaner 71 is mounted on the mounting portion 70 </ b> A of the lower side support base 70 and is fixed by bolt fastening. The air cleaner 71 is located closer to the front side of the aircraft than the vertical frame 48 and closer to the right side (outer side in the lateral direction of the aircraft) than the left side surface (the inner side in the lateral direction of the aircraft). It is prepared in the state located in.

As shown in FIG. 13, the air cleaner 71 is supported by the vertical frame 48 in a state positioned above the outer end movement locus J of the engine bonnet 59 when the air cleaner 71 is swung between the closed state and the open state. ing. Therefore, the air cleaner 71 can be supported with a simple structure using the vertical frame 48 in a state that does not interfere with the swing operation of the engine bonnet 59.
Further, the other end of the position holding cable 69 of the engine bonnet 59 is connected to a pin 74 fixed to the vertical surface portion 70 </ b> B of the lower side support base 70.

Next, the mounting structure of the precleaner 72 will be described.
As shown in FIGS. 11, 12, and 14, the upper side support base 75 as a precleaner support base for placing and supporting the precleaner 72 is positioned slightly lower than the upper end portion of the vertical frame 48. From the front to the front side of the fuselage.

  The upper side support base 75 is configured by an angle member having an L-shaped cross section having a horizontal surface portion 75A for placement support and a vertical surface portion 75B for reinforcement. A recessed portion 76 for entering the precleaner 72 is formed in the horizontal plane portion 75A.

  The pre-cleaner 72 has a large-diameter cleaner body 72A on the upper side, and a small-diameter intake cylinder portion 72B that discharges outside air from which dust has been removed in a state of protruding downward from the central portion of the cleaner body 72A. A flange portion 72C is provided in a state of surrounding the intake cylinder portion 72B at the lower portion of the cleaner body 72A.

  The pre-cleaner 72 is mounted and fixed by bolting the flange portion 72C to the horizontal surface portion 75A in a state where the flange portion 72C is placed on the horizontal surface portion 75A with the intake cylinder portion 72B entering the recessed portion 76. It has become. As shown in FIG. 12, the precleaner 72 is provided in a state where the height of its upper end is higher than the upper end of the vertical frame 48.

  The air cleaner 71 is formed with an introduction cylinder 71A for introducing outside air (air) with the upper end opened upward, and the introduction cylinder 71A and the discharge cylinder 72B of the precleaner 72 are vertically moved. The connecting hose 77 extending in the direction is connected in communication. The connecting hose 77 is made of a soft material such as rubber, and the connecting portion is clamped by a clamp 78 to prevent outside air from being mixed.

  An air supply cylinder 71 </ b> B for supplying clean air after passing through a filter (not shown) toward the engine 11 is provided at the left end of the air cleaner 71. In this air supply cylinder portion 71B, the air supply path is bent in an L-shape, and the flow direction of the air discharged from the air cleaner 71 is changed downward, and the air supply passage 71B is opened downward. It is configured to discharge outward.

  An air supply hose 79 serving as an air supply pipe for supplying air from the air cleaner 71 to the engine 11 is connected to the lower side of the air supply cylinder portion 71B. The air supply hose 79 is provided on the left side of the vertical frame 48 (inward side in the body width direction) and extending in the vertical direction. And after inserting the insertion hole 80 formed in the side panel 27, it is extended to the air supply location (not shown) with respect to the engine 11 in the drive part 6. FIG. The air supply hose 79 is made of a soft material such as rubber, and a connection portion is tightened by a clamp 81 to prevent outside air from being mixed.

Next, the sunshade member 10 that covers the upper portion of the operation unit 5 will be described.
The awning member 10 is supported by the vertical frame 48. That is, as shown in FIGS. 1, 11, and 14, a rectangular opening is formed at the upper end of the vertical frame 48 formed in a rectangular tube shape, and the support of the sunshade member 10 is formed at the upper end opening 82 of the vertical frame 48. The sunshade member 10 is supported in a state in which 83 is inserted. The top plate portion 84 of the sunshade member 10 is provided at a high position so as not to get in the way even when the driver stands upright in the driving unit 5.

  As shown in FIGS. 1 and 16, the awning member 10 is provided in a state where the top plate portion 84 is supported in a cantilevered manner by the support column 83. It is configured in a rectangular shape having a long width along the body and a short width along the body width direction, and is connected to the upper end of the column 83. Further, it is supported in a slightly inclined state so as to be positioned upward from the connecting portion with the column 83 toward the front side of the machine body.

  The support 83 is formed in a substantially same rectangular shape as the upper end opening 82 of the vertical frame 48, and the support 83 is inserted into the upper end opening 82 of the vertical frame 48. When the column 83 is inserted into the upper end opening 82 of the vertical frame 48, the awning member 10 is fitted in a square fitting state, so that the position of the awning member 10 around the vertical axis is restricted by the square fitting state. The part 84 will be in the state which covers the upper part of the driving | running | working part 5 favorably, without a position shifting in the left-right direction.

  A top plate frame 85 connected to the upper end of the support 83 and supporting the top plate 84 is provided in a loop shape along the peripheral edge of the top plate 84, and the entire surface of the top plate 84. And a lattice-like support 87 extending in a lattice shape.

  As shown in FIG. 15, the peripheral support 86 is formed by bending a round pipe material into a substantially rectangular shape along the outer peripheral portion of the top plate portion 84 in plan view. Both are integrally connected to the upper end portion of the column 83 and are supported in a cantilevered manner with respect to the column 83.

  The lattice-like support 87 includes a longitudinally facing support unit 87 </ b> A having a shape in which both side portions of a strip material having a length corresponding to the longitudinal width of the top plate portion 84 are bent in a substantially L shape in the same direction, and the top plate portion 84. Side support units 87B, which are formed by bending both sides of a strip material having a length corresponding to the left and right widths in a substantially L shape in the same direction, are arranged in a lattice shape with appropriate spacing, and at overlapping portions Are connected to each other. Further, the lattice support 87 is connected to the peripheral support 86 to form a top plate frame 85 that supports the top plate 84. The cover plate 88 is fixed to each of the plurality of longitudinal support unit bodies 87A and the plurality of lateral support unit bodies 87B by bolt fastening.

A reinforcing member 89 in an oblique posture is provided to connect a portion of the peripheral support 86 that is separated from the connecting portion with the support 83 and an upper and lower intermediate portion of the support 83.
Specifically, as shown in FIGS. 15 and 15, the reinforcing member 89 is connected to each of the front side end and the rear side end of the circumferential support 86 made of a round pipe material. A pair of front and rear is provided. With such a configuration, the support strength at the portion where the top plate portion 84 is supported in a cantilever manner by the support column 83 is improved.

  As shown in FIG. 14, locking projections 90 are formed on both the front and rear side surfaces of the support 83 in the middle of the vertical direction to lock the upper end edge of the vertical frame 48 and restrict further insertion. Therefore, the locking projection 90 constitutes a positioning mechanism K1 that restricts the insertion depth of the support 83 into the upper end opening 82.

  As described above, the insertion holes 91 are formed in the support 83 and the vertical frame 48 in a state where the support 83 is inserted in the horizontal direction at two positions apart vertically. Has been. By inserting the headed pins 92 toward the insertion holes 91, the support 83 is prevented from coming off. The headed pin 92 is prevented from coming off by a stopper 93. Accordingly, each insertion hole 91 formed in the support 83 and the vertical frame 48, the headed pin 92, and the retainer 93 constitute a retaining mechanism K2 that prevents the support 83 from coming off.

[Grain recovery unit 8]
Next, the grain collection unit 8 will be described.
The grain collection unit 8 includes a grain storage hopper 94 that stores grains threshed by the threshing device 7, a bag filling unit 95 that bags grains discharged from the grain storage hopper 94 in a storage bag, and the like. It is configured with.

The grain storage hopper 94 will be described.
The grain storage hopper 94 includes a hopper main body 94A integrally formed by blow molding using a synthetic resin material, and a lid body 94B integrally formed using the synthetic resin material. Yes. That is, as shown in FIG. 24, a circular inspection opening 96 is formed on the upper surface portion of the hopper body 94 </ b> A, and a screw portion 97 is formed around the inspection opening 96. And as shown in FIG. 23, the screw part 98 is also formed in the lid 94B, and the screw part 98 is screwed and connected to the screw part 97 formed in the peripheral part of the inspection opening 96. The inspection opening 96 is configured to be openable and closable.

  As shown in FIG. 20, a plurality of longitudinal ribs 99 are formed at predetermined intervals on the outer peripheral surface of the lid 94B. As a result, when the lid 94B is rotated, the lid 94B can be rotated while being prevented from slipping by the longitudinal rib 99 to prevent idling, and the opening / closing operation can be easily performed.

  Further, as shown in FIG. 23, a recessed groove 100 into which the end edge of the threaded portion 97 of the hopper main body 94A enters is formed on the entire inner periphery of the lid 94B. Although the sealing material such as packing can be accommodated in the recessed groove 100, in this embodiment, a pressure-sensitive storage amount is detected in order to detect the storage amount of the grain in the grain storage hopper 94. The sensor S1 is used (see FIG. 20), and if the airtightness inside the grain storage hopper 94 is high, the storage amount sensor S1 may cause a malfunction. Yes.

  An entrance 101 is formed on the left side of the grain storage hopper 94 (inward in the width direction of the machine body), and the grain sent out from the threshing device 7 is lifted and conveyed through the entrance 101. The grain conveying device 102 is provided in a state where the conveyance terminal portion enters the inside, and the grain conveying device 102 supplies the grain to the inside of the grain storage hopper 94 from the discharge port 103 provided in the upper end portion. ing.

As shown in FIG. 24, inspection windows 104 that allow the inside of the grain storage space to be seen are formed at the front side of the machine body and the laterally outer side (left side) of the grain storage hopper 94. This inspection window 104 has an insertion hole 105 formed in the wall portion of the grain storage hopper 94, and a transparent plate 106 is arranged on the inner side of the insertion hole 105, so that the inspection window 104 can be viewed from the outer side of the grain storage hopper 94. It is fixed by bolt fastening.
By providing such an inspection window 104, a driver on board the driving unit 5 or an auxiliary worker on the side of the machine body can visually check the grain storage state inside the grain storage hopper 94 through the inspection window 104. Can be confirmed.

  As shown in FIGS. 20-22, the grain discharge | emission part 107 which can discharge | emit a grain below freely is provided in the lower part of the grain storage hopper 94. As shown in FIG. The grain discharge unit 107 is provided with a pair of grain discharge ports 108 in a state of being lined up in the front and rear, and the stored grains are made to correspond to each of the pair of grain discharge ports 108 to the respective grain discharge ports 108. A tapered and inclined funnel portion 109 is provided to guide the flow downward.

  The pair of grain outlets 108 are formed in a state where each of them opens in a rectangular shape in plan view with a space in the longitudinal direction of the machine body. Further, as shown in FIGS. 30 and 31, the funnel portion 109 guides the flow down toward the grain outlet 108 on each of the front and rear sides and the left and right sides with respect to each of the pair of grain outlets 108. It is formed in a funnel shape having an inclined surface 110.

  As shown in FIGS. 24 and 25, the inspection opening 96 formed in the upper surface portion of the grain storage hopper 94 is formed at a substantially intermediate position of the front and rear width of the grain storage hopper 94 and is flat. It is formed in a state over a pair of front and rear funnels 109 as viewed. Specifically, the front end portion of the inspection opening 96 is located at a location near the rear end position of the grain outlet 108 in the funnel portion 109 corresponding to the grain outlet 108 on the front side. The rear end portion of the opening 96 is located at a location close to the front end position of the grain outlet 108 in the funnel portion 109 corresponding to the rear grain outlet 108. As described above, the inspection opening 96 is opened in a wide range over a position close to the grain outlets 108 on both the front and rear sides, and the driver opens the lid 94B so that the grain inside the grain storage hopper 94 is opened. The grain storage state can be confirmed.

  And in the grain discharge part 107, it is made to respond | correspond to each of a pair of grain discharge port 108, and the open state which accept | permits discharge | emission of the grain from the grain discharge port 108, and the closed state which prevents discharge | emission of a grain A pair of front and rear opening / closing mechanisms 111 are provided. Hereinafter, the configuration of the opening / closing mechanism 111 will be described with reference to FIGS. 30 to 32.

  As shown, the pair of front and rear opening / closing mechanisms 111 are plate-like movements that can be moved and moved in the horizontal direction between an open position for opening the grain outlet 108 and a closed position for shielding the grain outlet 108, respectively. The shutter plate 112 as an operating body, the upper support 113 connected and supported by the grain storage hopper 94 in a state where the opening for passing the grain communicates with the grain outlet 108, and the opening for passing the grain is the grain A lower support portion 114 connected to and supported by the upper support portion 113 in a state of communicating with the particle discharge port 108, and the shutter plate 112 is sandwiched and supported by the upper support portion 113 and the lower support portion 114. .

  The shutter plate 112 is formed with an insertion hole 115 for passing the grain, an open position where the insertion hole 115 communicates with the grain outlet 108, and a closed position where the insertion hole 115 is shifted from the grain outlet 108. It is provided so as to be movable in the horizontal direction over the position.

  When the description is added, as shown in FIG. 32, the shutter plate 112 is configured by a substantially rectangular plate, and an insertion hole 115 for passing the grain is formed on one end side in the longitudinal direction, and the length of the shutter plate 112 is long. An insertion hole 117 for forming the grip operation part 116 is formed on the other end side in the direction. A shield 118 for closing the grain outlet 108 is formed at the center in the longitudinal direction.

  A closed position locking portion 119 for restricting the position of the shutter plate 112 at the closed position is formed at a position closer to the other end side than the shielding portion 118, and at one end side end portion in the longitudinal direction, An open position locking portion 120 for restricting the position of the shutter plate 112 at the open position is formed. Further, lateral displacement regulating portions 121 that regulate the positional displacement of the shutter plate 112 in the front-rear direction are formed at both ends in the narrow direction (front-rear direction) of the shutter plate 112.

The upper support 113 is connected to and supported by the grain storage hopper 94 in a state where the insertion hole 122 serving as an opening for passing the grain communicates with the grain outlet 108, and is positioned above the shutter plate 112. Is provided.
That is, the upper support portion 113 is formed by bending a plate material, an inclined surface portion 123 along the inclined surface of the funnel portion 109 in the grain storage hopper 94, a vertical surface portion 124 extending in the vertical direction, and an upper surface of the shutter plate 112. An upper sliding guide portion 125 that slidably supports the side is integrally formed.

In other words, as shown in FIG. 32, the inclined surface portion 123 and the vertical surface portion 124 are respectively provided on both the front and rear sides in a continuous state, and are positioned at the front and rear intermediate portions in a state connected to the vertical surface portions 124 on both the front and rear sides. In addition, an upper sliding guide portion 125 in which the insertion hole 122 is formed is integrally formed.

  Then, in a state where the grain discharge port 108 of the grain storage hopper 94 communicates with the insertion hole 122, the inclined surface parts 123 located on both the front and rear sides respectively on the inclined surfaces 110 on both the front and rear sides of the funnel part 109 in the grain storage hopper 94. The upper side support part 113 is attached to the grain storage hopper 94 by bolt fastening in the applied state.

The lower support portion 114 is connected to and supported by the upper support portion 113 in a state where the insertion hole 126 as an opening for passing the grain communicates with the grain discharge port 108 and supports the lower side of the shutter plate 112. It is equipped with.
That is, as shown in FIG. 32, the lower support portion 114 has a lower slide guide portion 127 that slidably supports the lower surface side of the shutter plate 112, and a cylindrical shape that guides the discharged grain downward. The guide portion 128 and a connecting support portion 129 for connecting to the upper support portion 113 are integrally connected.

  An insertion hole 126 is formed in the lower sliding guide portion 127, and this insertion hole 126 is provided in a state of being located at a position corresponding to the insertion hole 122 of the upper sliding guide portion 125. The cylindrical guide portion 128 is formed in a rectangular tube shape and is provided in a state of being located below the lower slide guide portion 127 and communicating with the insertion hole 126, but the lower slide guide portion 127. In this case, a bent piece 130 bent in an L-shape is integrally formed with the inner peripheral edge of the insertion hole 126, and the bent piece 130 is connected to the inner surface of the cylindrical guide portion 128, so that the lower side The sliding guide part 127 and the cylindrical guide part 128 are integrally connected and fixed.

  An extension cylinder 131 made of a soft material that guides the grains toward the storage bag F and can be easily deformed and retracted when the storage bag F is moved is provided below the cylindrical guide portion 128. Are connected. The extension cylinder 131 is fixed to the cylindrical guide portion 128 by a strip-shaped connector 132.

A pair of connecting support portions 129 are provided on both the front and rear sides, and the connecting support portions 129 on both the front and rear sides are configured as follows.
That is, the first vertical surface portion 129A provided in a state along the outer peripheral surface of the cylindrical guide portion 128 and the shutter plate 112 connected to the first vertical surface portion 129A and wider than the cylindrical guide portion 128 are bypassed. And a horizontal plane portion 129B extending in the horizontal direction and a second vertical plane portion 129C extending to the horizontal plane portion 129B and extending in the vertical direction. The first vertical surface portion 129A is connected and fixed to the outer peripheral surface of the cylindrical guide portion 128, and the second vertical surface portion 129C is attached and fixed to the vertical surface portion 124 of the upper support portion 113 by bolt fastening.

  The funnel portion 109 of the grain storage hopper 94 is extended downward from a connecting portion with the vertical surface portion 124 of the upper support portion 113, and the vertical surface portion 124 and the grain storage portion of the upper support portion 113 are formed at that location. A space Q is formed between the inclined surface 110 of the hopper 94 along the longitudinal direction of the body. By forming the space Q in this way, the space Q is removed during the operation of fastening the second vertical surface portion 129C of the connecting support portion 129 and the vertical surface portion 124 of the upper support portion 113 with each other by bolts or the removing operation. You can use it to work.

  The shutter plate 112 is sandwiched between the upper sliding guide portion 125 and the lower sliding guide portion 127 in a state in which the longitudinal direction thereof is along the lateral width direction of the body, and is supported so as to be movable and movable along the lateral width direction of the body. . Then, the shutter plate 112 is moved inward (right side) in the lateral direction of the fuselage, and the closing position locking portion 119 comes into contact with the edge of the lower sliding guide portion 127 to restrict further movement. Then, it will be in the closed state which the shielding part 118 shields the grain discharge port 108. FIG. Further, the shutter plate 112 is moved to the outer side (left side) in the lateral direction of the machine body, and the opening position locking portion 120 contacts the edge of the lower sliding guide portion 127 to restrict further movement. Then, the insertion hole 115 is located below the grain outlet 108 and is switched to the open state.

Next, a support structure for supporting the grain storage hopper 94 will be described.
As shown in FIGS. 25 and 26, a pair of front and rear hopper support frames 140 are provided in a state of supporting the front side and the rear side of the grain storage hopper 94. The hopper support frame 140 is formed by bending a round pipe material as a single rod-like member into a substantially L shape, and continuously extending from a laterally extending portion 140A extending in the horizontal direction and one end of the laterally extending portion 140A. A vertically extending portion 140B extending downward in a state is integrally formed. Further, the inner side end in the machine width direction as the other end portion of the laterally extending portion 140A is supported by the side wall portion 7A of the threshing device 7, and the lower end portion of the longitudinally extending portion 140B is supported by the airframe frame 4. Has been.

  And the flange part 141 is formed in the state integrally formed by resin molding in the front-and-rear both-sides part in the grain storage hopper 94, and the horizontal direction extension direction 140A of the pair of front and rear hopper support frames 140 A mounting bracket 142 as a hopper mounting portion is provided in the middle portion, and flange portions 141 on both the front and rear sides formed on the grain storage hopper 94 are attached to the mounting bracket 142 provided on each of the pair of front and rear hopper support frames 140. It is configured to be connected and fixed by bolt fastening.

  Of the pair of front and rear hopper support frames 140, the hopper support frame 140 located on the rear side of the machine body is connected to the middle part in the longitudinal direction of the laterally extending part, and extends along the vertical direction, and the lower end part is the machine body. An intermediate support column 143 is provided as an intermediate extension supported by the frame 4. The intermediate support column 143 is configured by a round pipe similar to the hopper support frame 140, and is configured to extend in a state of being integrally connected downward from the laterally extending portion 140A.

The hopper support frame 140 located on the front side of the machine body is configured such that a middle part in the longitudinal direction of the laterally extending portion 140 </ b> A is connected and fixed to the vertical frame 48. That is, as shown in FIGS. 21 and 22, a flange 144 having an L-shaped cross section is connected and fixed to the rear side of the vertical frame 48, and is fixedly extended in a state of protruding forward from the laterally extending portion 140A. The portion 145 is supported by being fixed to the bracket 144 by bolt fastening.
Therefore, for the hopper support frame 140 located on the front side of the machine body, the vertical frame 48 is connected to the middle portion in the longitudinal direction of the laterally extending portion 140A, and extends along the vertical direction and has a lower end portion. It functions as an intermediate extending portion supported by the body frame 4.

Further, the hopper support frame 140 located on the front side of the machine body is provided with a reinforcing member 146 at a bent portion in which a horizontally extending portion 140A and a vertically extending portion 140B are connected in a substantially L shape.
As shown in FIG. 28 and FIG. 29, the reinforcing member 146 is connected to the front end portions of the laterally extending portion 140A and the longitudinally extending portion 140B in the hopper support frame 140 located on the front side of the machine body in an oblique direction. A side plate-like body 147 and a rear side plate-like body 148 that connects the rear end portions of the laterally extending portion 140A and the longitudinally extending portion 140B in an oblique direction are configured. The rear plate 148 of the pair of plate bodies 147 and 148 is formed to extend toward the front plate 147 through the lower side of the hopper support frame 140, and the plate 147. , 148 are connected so as to have a substantially U-shaped cross section.

  Then, by using this reinforcing member 146, the guard member 149 that receives and supports the back of the auxiliary worker who performs the bagging operation protrudes outward from the side of the machine body (state shown by a solid line in FIG. 21). And a retracted attitude (state indicated by phantom lines in FIG. 21) retreating toward the inward side of the machine body so that the attitude can be changed.

  That is, as shown in FIG. 27, a pivot boss 150 is provided in a state of being pierced and supported across the plate-like bodies 147 and 148 on both the front and rear sides of the reinforcing member 146, and is supported rotatably on the pivot boss 150. The guard member 149 is supported by the support shaft 151 so as to be rotatable around the longitudinal axis P5 of the machine body, and the posture can be changed between the acting posture and the retracted posture.

  The guard member 149 is formed by bending a rod-shaped member into a substantially L shape, and a base end side portion is supported by the hopper support frame 140 so as to be rotatable by a support shaft 151, and on the free end side in the longitudinal direction of the body. A supporting action portion 149A having a posture along is provided. A protective member 152 made of a soft material is attached to the support operating portion 149A.

  As shown in FIGS. 26 to 29, a receiving support portion 153 that receives and supports the guard member 149 when in the working posture is provided in a state of being connected and fixed to the hopper support frame 140 and the reinforcing member 146. ing. The receiving support part 153 includes a receiving body 153a that is positioned below the guard member 149 in the acting posture and is formed in a substantially L shape when viewed from the front-rear direction of the machine body, and a plate body that is bent into a substantially L shape in plan view. And a lower support 153b that supports the receiving body 153a from below, and a buffer member 153c made of an elastic material is provided on the upper surface of the receiving body 153a.

  In addition, the rear plate 148 in the reinforcing member 146 is formed to extend forward from the connecting portion with the front plate 147, and a receiving portion 154 for receiving the guard member 149 when the storage posture is switched is formed. Has been.

  As shown in FIGS. 27 and 28, a lock pin 156 that enters and engages with an insertion hole 155 formed in the guard member 149 enters a position corresponding to the retracted posture of the guard member 149 in the reinforcing member 146 by a spring 157. It is provided in a state where it is biased to move in the direction. Therefore, when the guard member 149 moves to the retracted position, the lock pin 156 is guided on the outer peripheral surface and automatically enters and engages with the insertion hole 155, so that the guard member 149 can be held in the retracted position. It is configured. It should be noted that the position holding can be released by moving the lock pin 156 outward against the urging force of the spring 157.

  The pair of front and rear mounting brackets 142 to which the flange portion 141 of the grain storage hopper 94 is coupled is provided with a hopper mounting portion 142a in a vertical posture and a front and rear posture, and the flange of the grain storage hopper 94 is provided in the hopper mounting portion 142a. The part 141 is connected and fixed by bolt fastening. In addition, the pair of front and rear mounting brackets 142 are integrally formed with a horizontal bent portion 142b extending from the lower end portion of the hopper mounting portion 142a along the extending direction (horizontal width direction of the body) of the laterally extending portion 140A. A handrail mounting portion 142c having a vertically oriented posture extending along the extending direction of the laterally extending portion 140A from the lateral end portion of the mounting portion 142a is integrally formed.

  A handrail member 158 having an arch shape in plan view, which can be gripped and operated by an auxiliary worker, is connected to the handrail mounting portions of the pair of front and rear mounting brackets 142 over 142c. That is, the handrail member 158 is formed by bending a round pipe material, and both side end portions thereof are crushed and deformed into a flat shape, and the flat portions are bolted to the handrail attachment portions 142c of the front and rear attachment brackets 142, respectively. It is connected and fixed, and is erected and connected in an arch shape in plan view. Therefore, the handrail member 158 is configured to be supported by the laterally extending portion 140A.

Next, the bag filling unit 95 will be described.
As shown in FIGS. 22, 25, and 26, the bag filling portion 95 is bagged with the grain from the grain storage hopper 94 in a state of being supported over the intermediate column support 143 and the vertical frame 48. A bag support 160 for supporting the storage bag F is provided. The bag support 160 is connected to the intermediate column 143 and the vertical frame 48, and is supported by the support rod 160a. The bag support 160 is spaced from the middle portion in the longitudinal direction of the support rod 160a at an appropriate interval. And four bag support bars 160b that are fixedly extended in a cantilevered manner toward the outer side (left side).

  A vertically extending plate-shaped mounting bracket 161 is fixedly extended at a position slightly higher than the vertical center of the intermediate column 143. In the mounting bracket 161 and the lower side support base 70 fixed to the vertical frame 48, The mounting plates 160a1 attached to the front and rear ends of the support rod 160a are connected to the vertical surface portions 70B by bolt fastening at the upper and lower portions, respectively, and the support rod 160a extends over the intermediate column 143 and the vertical frame 48. It is erected and supported.

  In the mounting bracket 161 and the vertical surface portion 70B, three bolt insertion holes 162 are formed at equal intervals in the vertical direction, and the mounting plate 160a1 is mounted using the upper two bolt insertion holes 162, and It is possible to switch between two states, that is, the attachment state using the two bolt insertion holes 162 on the side, and the vertical height of the bag support bar 160b can be changed and adjusted in two stages.

  In this bag filling portion 95, one storage bag F is supported in a vertical posture by two bag support rods 160b, the cylindrical guide portion 128 and the extension tube 131 are positioned in the opening of the storage bag F, and the shutter. The grain stored in the grain storage hopper 94 can be accommodated in the storage bag F by switching the plate 112 to the open state. When a predetermined amount of grain is stored in the storage bag F, the shutter plate 112 is switched to the closed state, and the storage bag F storing the grain is removed from the bag support bar 160b and carried out of the machine body. I will let you.

  Such a bagging work needs to be performed by an auxiliary worker instead of the driver who is on board the driving unit 5. Therefore, an auxiliary step 163 for placing the auxiliary worker is provided to secure a working space for the auxiliary worker to perform the bagging operation.

  As shown in FIGS. 3 and 4, the auxiliary step 163 is supported by a fulcrum bracket 164 fixed to the right-side front-rear frame body 28 b in the body frame 4 so as to be swingable around the front-rear axis P <b> 4. The posture is freely switchable between an action posture that protrudes laterally outward and a retracted posture that retreats in the longitudinal direction toward the inward direction. During the harvesting operation in the field, the bagging operation can be performed by switching the auxiliary step 163 to the working posture, and when moving traveling in a non-working state, the auxiliary step 163 is switched to the retracted posture, The body width can be made compact to avoid contact with external objects. When the auxiliary step 163 is switched to the retracted posture, the auxiliary step 163 is in a state of being located on the inner side in the body width direction with respect to the right end portion of the intake dustproof cover 64.

  Further, as described above, in the bag filling portion 95, an auxiliary worker performs work, but the left side of the engine bonnet 59 is configured to be opened in order to exhaust the exhausted air after cooling. As shown in FIG. 2, the outer space of the cooling air discharge side opening in the engine bonnet 59 and the bagging work space below the grain storage hopper 94 are connected. Therefore, a partition plate 165 that partitions the outer space of the cooling air discharge side opening and the bagging work space is provided in a state of being supported by the vertical frame 48.

[Fuel tank]
Next, the fuel tank 170 will be described.
As shown in FIG. 2, for storing fuel to be supplied to the engine 11 on the rear side of the body of the grain recovery unit 8 and on the right side of the rear part of the machine body (an example of one side of the machine body width direction). A fuel tank 170 is provided. That is, the fuel tank 170 is provided in a state of being located on the lateral side of the rear end side portion of the threshing device 7.

  The fuel tank 170 is made of metal and is formed in a rectangular box shape, and has a configuration with a rigidity that is large enough to allow a person to get on the upper surface 170a. The fuel tank 170 is placed and supported by a tank support portion 171 extending rearward from the rear end portion of the body frame 4.

  As shown in FIGS. 3 and 4, the tank support portion 171 includes a pair of left and right tank mounting frame bodies 172 and a tank protection frame body 173 that surrounds the fuel tank 170. In other words, the pair of left and right tank mounting frame bodies 172 are fixedly extended from the rear lateral frame body 29a located at the rearmost part of the machine body frame 4 toward the rear of the machine body. The tank mounting frame body 172 is formed by a member having a substantially U-shaped cross section and is opened downward, and is configured to mount and support the fuel tank 170 on the upper flat surface portion. ing. The fuel tank 170 placed thereon is held by a pair of left and right belt-like holding members 174. Each of the pair of holding members 174 is wound around the fuel tank 170 so as to be pressed from above, and both front and rear sides are connected and fixed to the tank mounting frame body 172.

  The tank protection frame body 173 is formed by bending a round pipe material into a loop shape along the outer periphery of the fuel tank 170. Both ends are connected to the rear lateral frame body 29a, and the fuel tank in a plan view. It is provided in a state surrounding 170.

  Then, the rear ends of the pair of left and right tank mounting frame bodies 172 are connected to each other by a connecting body 175, and this connecting body 175 is connected to the tank protecting frame body 173 so that the rigidity of the entire tank support section 171 is increased. The support strength is improved by increasing.

  As shown in FIGS. 8 to 10, the fuel in the fuel tank 170 is sucked by a fuel pump 176 from an outlet formed at the bottom of the fuel tank 170 and passes through a supply pipe 177 to separate water separators 178 and 178. After passing through an oil filter 179 that removes foreign matters contained in the fuel, it is supplied to a fuel injection pump 180 provided near the engine 11 and supplied to a combustion chamber (not shown) of the engine 11 by an injection nozzle 181. Is done. Most of the supplied fuel is consumed by the engine 11, but the remaining fuel that is not used is returned from the injection nozzle 181 to the fuel tank 170 through the fuel return pipe 182.

  Further, an air vent pipe 183 for venting air from the fuel tank 170 is provided so that the inside of the fuel tank 170 is not decompressed as fuel is sucked by the fuel pump 176. The air vent pipe 183 is made of a flexible material such as rubber or soft synthetic resin, for example, and is provided with one end communicating with the internal space of the fuel tank 170 and the other end communicating with the outer space. It is done.

  As shown in FIG. 8, a fuel filler port 184 for supplying fuel to the fuel tank 170 is formed at a position close to the left side (an example of the other side in the lateral direction of the machine body) on the upper surface 170 a of the fuel tank 170. An oil supply tip opening 186 of the oil supply pipe 185 connected in communication with the port 184 is provided at a position closer to the rear side of the machine body than the oil supply port 184 in a plan view. Each of the fuel return pipe 182 and the air vent pipe 183 is connected to a position on the left side of the upper surface 170a of the fuel tank 170 and closer to the front side of the machine body.

  Since the plurality of pipes connected to the fuel tank 170 are formed at positions on the left side of the upper surface 170a of the fuel tank 170 in this way, the right side (on the other end side in the body width direction) of the upper surface 170a of the fuel tank 170 is formed. An example) is formed on a flat surface without protrusions. A work table 187 for performing various operations is constituted by the portions formed on the flat surface.

  That is, in the fuel supply operation for supplying fuel to the fuel tank 170, a fuel storage container (not shown) in which supply fuel is stored is a work table 187 formed on a flat surface on the upper surface 170a of the fuel tank 170. Can be mounted and supported. In this way, by using the work table 187 as a fuel container mounting table, the refueling work can be performed easily and efficiently.

  In addition, when performing maintenance work such as removing the lid 94B of the grain storage hopper 94 or opening and cleaning the upper part of the threshing device 7, the work table 187 formed on the upper surface 170a of the fuel tank 170 is An operator can perform work by getting on the top. Thus, the maintenance work can be efficiently performed by using the work table as a stepping board.

  The fuel tank 170 is provided in a state of being positioned in the vicinity of a hopper support frame 140 (hereinafter referred to as a rear side hopper support frame) located on the rear side of the machine body in a plan view. As shown in FIG. 10, the air vent pipe 183 is provided in a state of extending upward from a connected portion with the fuel tank 170, and the upper end portion of the air vent pipe 183 communicates with the internal space in the rear side hopper. It is connected to a connected portion 188 formed on the support frame 140.

  The to-be-connected part 188 is formed in the middle part of the longitudinal direction of the horizontal extending part 140a in the state opened downward. In addition, since the rear hopper support frame 140 is formed by bending a round pipe material into a substantially L shape as described above, the inner space of the laterally extending portion 140a and the interior of the vertically extending portion 140b are formed. The space is continuous with the space, and the air vent pipe 183 is connected to the connected portion 188 in a state where the air vent tube 183 communicates with the internal space of the rear side hopper support frame 140 that is continuous in this way.

  And the opening for opening internal space to the outward is formed in the edge part by the side of the threshing apparatus 7 of the horizontal extension part 140a. That is, as shown in FIG. 10, a communication path 190 that allows the opening to communicate outwardly is formed in the connecting portion 189 that connects the end portion on the threshing device 7 side of the laterally extending portion 140 a to the side wall portion 7 </ b> A of the threshing device 7. Has been.

  A plate-like attachment body 191 is connected and fixed to an end of the laterally extending portion 140a on the threshing device 7 side, and this attachment body 191 is bolted to a member to be attached 192 provided on the side wall portion 7A of the threshing device 7. Connected by fastening. A through hole 193 is formed in the attachment body 191 in a state of being connected to the internal space, and a communication path 190 is formed in the attached member 192 so that a portion continuous to the through hole 193 is opened laterally outward.

  In addition, an opening for opening the internal space outward is formed at the lower end of the vertically extending portion 140b. That is, a communication passage 194 is formed that communicates the internal space outward with the body frame 4 to which the lower end of the vertically extending portion 140b is connected.

  That is, a plate-like attachment body 195 is connected and fixed to the lower end portion of the vertically extending portion 140b in the same manner as the end portion on the threshing device 7 side of the horizontally extending portion 140a. It is connected to the frame 4 by bolt fastening. A through hole 196 is formed in the attachment body 195 so as to be continuous with the internal space, and a through hole 197 is formed in the machine body frame 4 at a position continuous with the through hole 196 so as to penetrate vertically and open downward. The through-hole 197 constitutes a communication path 194 that communicates outward.

  With this configuration, when fuel is supplied by the operation of the fuel pump 176, the outside air flows from the end portion on the threshing device 7 side of the laterally extending portion 140a and the lower end portion of the vertically extending portion 140b. Is sucked and supplied into the fuel tank 170, so that the fuel can be supplied satisfactorily. The above-described communication paths 190 and 194 are opened sideways or downward, and there is little risk of moisture such as dust and rainwater entering.

  As shown in FIG. 10, the connected portion 188 is provided at a position near the intermediate column 143 in the laterally extending portion 140a, and the connected portion 198 on the fuel tank 170 side to which the air vent pipe 183 is connected is provided. The upper surface of the fuel tank 170 is formed near the intermediate column 143. The air vent pipe 183 is provided in a state of extending upward along the intermediate strut 143, and a holding member 199 is provided for holding the air vent pipe 183 in the posture of extending upward.

  With this configuration, the air vent pipe 183 extends substantially linearly along the vertical direction, and no bent portion is formed. Therefore, the fuel is rapidly supplied by the operation of the fuel pump 176, and the fuel is supplied. Even if the inside of the tank 170 is depressurized, the fuel can be satisfactorily supplied in a state where there is no disadvantage such as the path is clogged at the bent portion of the air vent pipe 183 and the outside air (air) cannot be sucked.

  As shown in FIG. 8, a water separator 178 and an oil filter 179 are provided in a state located at the lower left portion of the fuel tank 170. Further, as shown in FIG. 9, a fuel gauge 200 as a remaining amount display member indicating the amount of fuel stored in the fuel tank 170 is provided on the vertical surface portion 170b on the left side of the fuel tank 170 (an example of the other end side in the lateral width direction). It has been. The fuel gauge 200 is constituted by a transparent pipe whose upper and lower sides communicate with each other in the tank, and can indicate the amount of fuel stored on the oil surface having the same height as the oil surface in the fuel tank 170.

Each of the water separator 178, the oil filter 179, and the fuel gauge 200 is provided between the fuel tank 170 and the side wall portion 7A of the threshing device 7. Thus, by arranging them in a narrow space sandwiched between the fuel tank 170 and the threshing device 7, for example, the large-sized storage bag F that has been packed and collected comes into contact, or external objects interfere. There is little risk of damage due to.

[Another embodiment]
(1) It is good also as a structure by which the step part for boarding / alighting is connected via a bracket in the state which forms a clearance gap with respect to the inner edge part in the recessed part of a body frame.

(2) The upper surface of the step part for getting on and off may be provided in a state where the height is different from the floor part of the driving part.

(3) The lower end position of the boarding / exiting step portion may be provided in a state where the height is different from the lower end position of the body frame.

(4) The step part for getting on and off may include a footrest part having three or more steps.

(5) The reel raising / lowering lever may be provided at the left side portion or the left and right center portion of the front panel. It is good also as a structure provided.

(6) The present invention is not limited to the ordinary combine, and may be applied to a self-removing combine.

  The present invention can be applied to a combine provided with a step unit for getting on and off the driving unit.

DESCRIPTION OF SYMBOLS 1 Traveling machine body 4 Airframe frame 5 Driving | operation part 5A Floor part 9 Driving | operation seat 11 Engine 12 Cutting part 14 Rotating reel 24 Lifting drive means 25 Control tower 33 Recessed part 34 Step part for getting on / off 37a Upper surface 45 Armrest 45a Vertically extending part 45b Hand Placement part 53 Reel elevating lever 64 Dust cover for intake

Claims (10)

A driving part is provided at one side of the front side of the traveling machine body,
A recessed part is formed in the lateral one side of the front side of the body frame to enter and recessed in the lateral direction of the body width in plan view.
The combine provided with the step part for boarding / alighting with respect to the said operation part in the state which penetrates into the said recessed part.   The combine according to claim 1, wherein the getting-on / off step part is connected to an inner edge part of the recessed part of the machine body frame without a gap.   The combine of Claim 1 or 2 whose upper surface of the said step part for boarding / alighting is the same or substantially the same height as the floor part of the said operation part.   The combine according to any one of claims 1 to 3, wherein a lower end position of the step portion for getting on and off is the same as or substantially the same height as a lower end position of the body frame. An engine is provided below the driver seat in the driver,
A dust-proof cover for intake air for inhaling outside air as cooling air for the engine is provided on the lateral side outside of the driver seat,
The combine according to any one of claims 1 to 4, wherein the getting-on / off step part is provided in a state of being located on the inner side in the lateral direction of the fuselage with respect to the lateral one side end part of the intake dustproof cover. A rotary reel that rakes the tip of the planted cereals backward is provided in the cutting part so that it can be raised and lowered by the lifting drive means,
The operation part is equipped with a control tower,
The combine according to any one of claims 1 to 5, wherein a reel lifting / lowering lever for commanding raising / lowering of the rotating reel is provided at an end portion on one side of an operation panel provided on an upper surface of the control tower. .   The combine according to claim 6, wherein the reel lift lever is provided in an inclined shape located on the outer side of the fuselage side toward the upper side.   The combine according to claim 7, wherein a grip portion on an upper side of the reel lifting / lowering lever is located on a laterally outer side with respect to a laterally lateral end portion of the control tower. The operation panel is provided with an armrest,
The armrest includes a vertically extending portion that rises upward from the operation panel, and a hand-positioning action portion in a lateral orientation that is provided in a state in which the armrest extends from the longitudinally extending portion toward the inner side in the lateral direction of the fuselage. And
The base end portion on the lower side of the reel lifting lever is located on the inner side in the body width direction of the longitudinally extending portion of the armrest, and the grip portion on the upper side of the reel lifting lever is located on the longitudinally extending portion. The combine according to claim 7 or 8, which is located on the outer side in the lateral direction of the fuselage. An engine is provided below the driver seat in the driver,
A dust-proof cover for intake air for inhaling outside air as cooling air for the engine is provided on the lateral side outside of the driver seat,
The combine according to any one of claims 6 to 9, wherein the reel elevating lever is provided in a state of being located on the inner side in the lateral direction of the fuselage with respect to the lateral one side end of the intake dustproof cover.

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