JP5945163B2 - Combine - Google Patents

Description

  The present invention relates to a combine that harvests grains by threshing the harvested culm with a threshing device while harvesting uncut cereals in a field with the harvesting device.

  A conventional combine is configured such that left and right side covers are disposed on both the left and right sides of the reaping device, and the cereal pulling device and the like at the front of the reaping device are covered with the left and right side covers (see Patent Document 1). In the combine of Patent Document 1, the side cover is divided and formed on the detachable cover for maintenance and the fixed cover arranged in an extended shape on the upper end side of the detachable cover, and the headlamp is assembled on the outer surface of the fixed cover. It has been.

JP 2011-239727 A

  By the way, in the prior art of Patent Document 1, since the detachable cover that is detachable by one-touch with a hook mechanism or the like is formed in a small size, the detachability of the detachable cover is improved. In order to cover the cover, it is necessary to form a fixed cover that is fixed by fastening bolts in a large size. That is, the area of the cutting side covered by the removable cover is reduced and the area of the cutting side covered by the fixed cover is increased. It is not possible to secure a sufficient working space on the cutting side simply by removing the cover. Therefore, there is a problem in handling such that it is necessary to remove the fixing cover that is troublesome to detach and secure the working space on the cutting side.

  Therefore, the present invention seeks to provide a combine that has been improved by examining these current conditions.

The invention of claim 1 includes a side cover that covers a side surface of the reaping device, and in the combine that forms the side cover by a detachable cover for maintenance and a fixed cover that is arranged in an extended shape on the upper end side of the detachable cover, The attachment / detachment cover is provided on the side surface of the side portion of the reaping device that is easily raised and entangled with the transporting culm, and the fixed cover is provided on the side surface of the side surface of the reaping device that is unlikely to be entangled and conveying the cereal. , A rear mirror column is erected on a side portion of the reaping device away from the control seat, and a rear support column is erected via a support frame. A cover bracket body is coupled to the cover bracket body, and the fixed cover is fastened to the cover bracket body .

  According to a second aspect of the present invention, in the combine according to the first aspect, the detachable cover is supported in a one-touch detachable manner via a hook mechanism on the side of the reaping device and on the side of the pulling device and the cereal conveying device. At the same time, the fixed cover is fixed to the side of the raised horizontal frame on the upper end side of the pulling device via a fastening body.

A third aspect of the present invention is the combine according to the second aspect, wherein the combine is provided with a light that irradiates a front side of the reaping device, and a cover bracket body is disposed on a lateral side of the raised horizontal frame, The fixed cover is fastened to the cover bracket body via a light mounting bolt.

According to the first aspect of the present invention, in the combine that includes the side cover that covers the side surface of the reaping device, and that forms the side cover by the maintenance detachable cover and the fixed cover that is arranged in an extended manner on the upper end side of the detachable cover. The attachment / detachment cover is provided on the side surface of the side portion of the reaping device that is likely to be entangled with the transporting culm, and the fixed cover is provided on the side surface of the region of the reaping device that is unlikely to be entangled with the transporting culm. A rear mirror column is erected on a side portion away from the control seat among the side portions of the reaping device, and a rear-view mirror column is erected via a support frame, and the middle of the rear-view mirror column and the raising support frame are raised. connecting the cover bracket body between, because those have entered into the fixed cover to the cover bracket body, through the removal easy locking means While the attached detachable cover covers the area where the raised and shed rice cake tends to get entangled, it can easily remove the entangled potatoes that are entangled during transportation and improve the workability of removing the tangled potatoes The fixed cover attached via fastening means such as bolts can cover an area that is difficult to get entangled with the raised cereal and can improve the rigidity of the fixed cover side. Compared with a conventional side cover structure, vibration or deformation of the detachable cover or the fixed cover can be reduced, and the side surface of the reaping device can be divided and functionally covered.
In addition, the rear mirror column is erected on a side portion away from the control seat among the side portions of the reaping device, and a rearview mirror column is erected via a support frame. Since the cover bracket body is connected in between and the fixed cover is fastened to the cover bracket body, the number of parts required for fastening the fixed cover can be reduced and configured at low cost, The support strength of the fixed cover can be easily secured by supporting the rearview mirror column, and the assembling / disassembling workability of the fixed cover can be improved.

  According to a second aspect of the present invention, in the combine according to the first aspect, the detachable cover can be detachably attached to one side of the reaping device on the side of the pulling device and the culm conveying device via a hook mechanism. Since the fixed cover is fixed to the side of the raising horizontal frame on the upper end side of the pulling device via a fastening body, the detachable cover has a shape that facilitates the removal of cereals and the like. Can be formed. Further, the fastening structure of the fixed cover can be simplified by using the support frame on the side portion of the raised horizontal frame, and the support rigidity of the fixed cover or the raised horizontal frame can be improved.

According to the invention of claim 3 , in the combine described in claim 2, the combine is provided with a light that irradiates the front side of the reaping device, and a cover bracket body is disposed on the side of the raised horizontal frame, Since the fixed cover is fastened to the cover bracket body via the light mounting bolt, the cover bracket body can be shared to reduce the number of mounting parts of the fixed cover or light, thereby reducing the cost. Although it can be configured, the support rigidity of the fixed cover or the light can be improved, and the number of bolts for fastening the fixed cover can be reduced, so that the assembly / disassembly workability of the fixed cover and the like can be improved.

It is a left view of a combine. It is a right view of a combine. It is a top view of a combine. It is a left view of a reaping device. It is a right view of a reaping device. It is a top view of a reaping device. It is a left rear perspective view of a reaping device. It is a right side rear perspective view of a reaping device. It is a left side exploded perspective view of a reaping device. FIG. 10 is an enlarged explanatory view of FIG. 9. It is expansion explanatory drawing of FIG. It is a right side exploded perspective view of a reaping device. It is expansion explanatory drawing of FIG. It is right side exploded explanatory drawing of a reaping device. It is expansion explanatory drawing of FIG. It is front view explanatory drawing which shows the cutting frame on the right side. It is expansion explanatory drawing of FIG.

  DESCRIPTION OF EMBODIMENTS Hereinafter, embodiments embodying a combine according to the present invention will be described with reference to the drawings. In the following description, the left side in the forward direction of the traveling machine body 1 is simply referred to as the left side, and the right side in the forward direction is also simply referred to as the right side.

  First, the overall structure of the combine will be described with reference to FIGS. 1 and 2. As shown in FIGS. 1 and 2, the four-row cutting combine of the embodiment includes a traveling machine body 1 supported by a pair of left and right traveling crawlers 2 (traveling portions). At the front part of the traveling machine body 1, a four-row mowing device 3 for mowing the cereal is mounted by a single-acting lifting hydraulic cylinder 4 so as to be adjustable. A threshing device 5 having a feed chain 6 and a grain tank 7 for storing grain after threshing are mounted on the traveling machine body 1 side by side. In addition, the threshing device 5 is disposed on the left side in the forward direction of the traveling machine body 1, and the Glen tank 7 is disposed on the right side in the forward direction of the traveling machine body 1.

  A discharge auger 8 for discharging the grains in the grain tank 7 from the rear to the top of the grain tank 7 is disposed. Centering on the vertical auger 8a of the discharge auger 8, the front part of the glen tank 8 can be rotated to the side of the machine body. A steering unit 10 is provided in front of the Glen tank 7 and on the right front of the traveling machine body 1. In the control unit 10, an operation device including a step 11, a control seat 12, a control lever 13, various control levers, switches, and the like on which an operator gets on is arranged. An engine 20 as a power source is disposed in the traveling machine body 1 below the control seat 12. A mission case 19 for transmitting the power of the engine 20 is disposed at the front of the traveling machine body 1.

  As shown in FIG. 1, left and right track frames 21 are arranged on the lower surface side of the traveling machine body 1. The track frame 21 includes a drive sprocket 22 that transmits the traveling power of the transmission case 19 to the traveling crawler 2, a tension roller 23 that maintains the tension of the traveling crawler 2, and a plurality of members that hold the grounding side of the traveling crawler 2 in a grounded state. A track roller 24 is provided. The driving sprocket 22 supports the front side of the traveling crawler 2, the tension roller 23 supports the rear side of the traveling crawler 2, and the track roller 24 supports the grounding side of the traveling crawler 2.

  As shown in FIGS. 1 and 2, the reaping device 3 includes a four-row culm pulling device 31 that causes uncut cereals in the field and a clipper type that cuts the stock of uncut cereals in the field. A cutting blade device 32 and a culm transport device 33 that transports the chopped culm from the culm pulling device 31 to the front end (feed start end side) of the feed chain 6 are provided. An uncut grain culm in the field is pulled up by the culm pulling device 31, the stock of the uncut corn straw is cut by the cutting blade device 32, and the harvested culm is transported to the front end of the feed chain 6 by the culm transporting device 33. Is done.

  The threshing device 5 includes a handling cylinder 51 installed in a handling chamber (not shown), an oscillation sorting board 52 as an oscillation sorting mechanism for sorting shed grains falling below the handling cylinder 51, and an oscillation sorting. The tang fan 53 for supplying the sorting air to the panel 52, the processing cylinder 54 for reprocessing the threshing waste taken out from the rear part of the handling cylinder 51, and the dust discharged from the rear part of the swinging sorting board 52 are discharged outside the machine. A dust exhaust fan 61 is provided.

  As shown in FIGS. 1 and 2, an exhaust chain 62 is disposed on the rear end side (feed end side) of the feed chain 6. The waste passed through the feed chain 6 from the rear end side of the feed chain 6 (the grain from which the grain has been threshed) is discharged to the rear of the traveling machine body 1 in a long state, or the rear side of the threshing device 5 After being cut to a suitable length by the waste cutter 63 provided at the front, the paper is discharged to the lower rear of the traveling machine body 1.

  Below the rocking sorter 52 are a first conveyor 55 for picking up the grains (the first sort) selected by the rocking sorter 52, and grains, swarf, and grains with branches. A second conveyor 56 is provided to take out the mixed second selection. In addition, the traveling machine body 1 is provided on the upper surface side of the traveling machine body 1 in the order of the first conveyor 55 and the second conveyor 56 from the front side in the traveling direction.

  The swing sorting board 52 is configured to swing-sort (specific gravity sort) the cereal grains that have fallen below the handling cylinder 51 through the receiving net 60. Grains that fall from the oscillating sorter 52 (the first sort) are removed from the grain by the sorter wind from the tang fan 53 and fall first onto the conveyor 55. A first lifting cylinder 57 extending in the upward direction is connected to the terminal end of the first conveyor 55. The grain taken out from the first conveyor 55 is carried into the Glen tank 7 by a first cereal conveyor (not shown) in the first cereal cylinder 57 and collected in the Glen tank 7.

  In addition, the second sorter such as the grain with branch stem (processed for resorting in which grain and sawdust are mixed) is moved from the swing sorter 52 by swing sorting (specific gravity sorting) and wind sorting. It is comprised so that it may fall on the 2nd conveyor 56. FIG. The second sorting product taken out by the second conveyor 56 is returned to the upper surface side of the swing sorting board 52 through the second reduction cylinder 58 and re-sorted. Further, the dust and dust in the crushed material from the handling drum 51 are discharged from the rear portion of the traveling machine body 1 toward the field by the sorting air from the tang fan 53 and the dust suction and discharge action of the dust fan 61. .

  Next, the structure of the reaping device 3 will be described with reference to FIGS. As shown in FIGS. 4 to 8, the cutting frame 30 of the cutting device 3 includes a cutting input frame 35, which is a cutting rotation fulcrum shaft, a vertical transmission frame 36, and a horizontal transmission frame 37. The cutting input frame 35 is rotatably supported by a cutting support (not shown) erected on the front portion of the traveling machine body 1. The cutting input frame 35 is extended toward the left-right direction of the traveling machine body 1. A longitudinal transmission frame 36 extends from the cutting input frame 35 toward the front. A horizontal transmission frame 37 is connected to the front end side of the vertical transmission frame 36. A lateral transmission frame 37 is extended in the left-right direction of the traveling machine body 1.

  A lifting hydraulic cylinder 4 is disposed between the vertical transmission frame 36 and the traveling machine body 1. By operating the lifting hydraulic cylinder 4 by a lifting operation lever or the like (not shown), the cutting device 3 (vertical transmission frame 36) is rotated around the cutting / cutting input frame 35, and the cutting device 3 (cutting blade device 32). Is configured to move up and down to an arbitrary height.

  As shown in FIGS. 4 to 8, four weeding frames 38 (for the number of cutting lines) are extended from the lateral transmission frame 37 toward the front. A weeding body 26 is fastened to the front end side of each weeding frame 38. On the left end side of the horizontal transmission frame 37, one pulling input vertical case 39 as a pulling vertical pipe is erected so as to extend obliquely upward in the forward direction.

  As shown in FIGS. 7 to 9, the left end portion of the pulling input horizontal case 40 extending in the left-right direction is connected to the upper end side of the pulling input vertical case 39. In addition, a round pipe-shaped pulling vertical frame 50 which is an example of a pulling vertical pipe is erected at the right end portion of the pulling input horizontal case 40 as a pulling horizontal frame. The upper end side of the pulling vertical frame 50 is connected to the right end portion of the pulling input horizontal case 40. The pulling input horizontal case 40 is laid substantially horizontally by the pulling input vertical case 39 and the pulling vertical frame 50 toward the left and right directions of the reaping device 3 above the upper end of the pulling case 42 described later.

  As shown in FIGS. 7 to 9, a pulling speed change case 27 is provided at a high position on the upper end side of the pulling input vertical case 39 (near the pulling input horizontal case 40). In the pulling input side case 40, the number of pulling drive cases 41 corresponding to the number of cutting lines (four in this embodiment) is the longitudinal direction of the pulling input side case 40 (width direction of the traveling machine body 2). Are arranged in a downward direction at appropriate intervals. That is, the pulling drive force is input to the pulling case 42 via the pulling input vertical case 39 as the cutting frame 30, the pulling input horizontal case 40 as the cutting frame 30, and the pulling driving case 41 for four strips. It is configured as follows.

  As shown in FIG. 6, the grain raising device 31 includes four cases of raising cases 42 as a raising mechanism. Each pulling case 42 is provided with a plurality of pulling tines 28 for raising uncut cereal grains weed by the weeding body 26. The plurality of pulling tines 28 for one line are arranged at approximately equal intervals in one endless pulling tine chain (not shown). The pulling case 42 is disposed behind the weed body 26. The pulling case 42 is provided in a vertically inclined posture that is long in the vertical direction. The upper end side of the pulling case 42 is connected to the lower end side of the pulling drive case 41. The lower end side of the raising case 42 is connected to the raising support frame 29 erected on the weed frame 38.

  As shown in FIGS. 4 to 9, the cereal carrying device 33 is disposed behind the pulling case 42. The grain straw transporting device 33 includes a four-foil star wheel 43 and a scraping belt 44 that scrape the stock side of the uncut grain straw introduced from the pulling case 42 for the four strips, and the stock side of the harvested grain straw. Feed from the left and right stock transport chains 45, the vertical transport chain 46 that inherits the stock side of the four chopped cereals from the stock transport chain 45, and the feed end of the vertical transport chain 46. An auxiliary stock source transport chain 48 for transporting the stock source side of the four reaped cereal grains and a stock source transfer transport chain 49 are provided at the transport start end of the chain 6.

  Furthermore, as shown in FIG. 6, the grain culm transport device 33 includes a tip transport tine mechanism 47 that transports the head side of the harvested grain slag transported by the stock transport chain 45. The tip side of the four sown cereal grains harvested by the reaping device 3 is conveyed from the feed end side of the posterior tip conveying tine (not shown) into the handling chamber of the threshing device 5 incorporating the handling cylinder 51.

  As shown in FIG. 9, the two sets of left and right hair clipper-type cutting blades constituting the cutting blade device 32 are arranged along the horizontal transmission frame 37 below the weeding frame 38 in the left-right width direction of the cutting device 3. Provided. The cutting blade device 32 cuts the stock of uncut cereals that have been raked by the four pieces of star foil 43 and the rake belt 44.

  Next, the structure of the left and right side covers 81R and 81L that cover the left and right sides of the reaping device 3 will be described with reference to FIGS. The left and right side covers 81R and 81L are formed by left and right attaching / detaching covers 82R and 82L for maintenance, and left and right fixing covers 83R and 83L arranged in an extended manner on the upper ends of the attaching / detaching covers 82R and 82L. Removable covers 82R and 82L are provided on the side surfaces of the lower area where the shed and shed rice cake are likely to get entangled, and fixed to the side surfaces of the upper area where the wake and height of the reaped device 3 are less likely to get tangled. Covers 83R and 83L are provided.

  As shown in FIGS. 9 and 14, left and right cover upper support frames 84R and 84L and left and right cover lower support frames 85R disposed on the sides of the pulling device 31 and the grain feeder 33 among the side surfaces of the reaping device 3. The detachable covers 82R and 82L are supported by 85L via upper and lower movable hooks 86 and 87 as a hook mechanism so as to be detachable with one touch, and fastening bolts 88 are provided on the side of the pulling input lateral case 40 on the upper end side of the pulling device 31. The fixed covers 83R and 83L are fixed via the. The upper and lower movable hooks 86 and 87 are locked and maintained by the upper support frames 84L and 84R and the lower support frames 85L and 85R by the spring pressure (not shown), and the left and right removable covers 82L and 82R are fixed to the cutting frame 30. Yes. The left and right detachable covers 82L and 82R are operated so that the movable hooks 86 and 87 are removed from the support frames 84L, 84R, 85L, and 85R by operating the movable hooks 86 and 87 on the outer surfaces thereof and removed from the reaping device 3. It is composed.

  That is, the left and right sides of the reaping device 3 are covered with left and right detachable covers 82R and 82L and left and right fixed covers 83R and 83L. Left and right fixed covers 83R and 83L are arranged above the left and right detachable covers 82R and 82L, respectively. In a state where the lower sides of the left and right side portions of the reaping device 3 are covered with the detachable covers 82R and 82L, the upper end edges of the detachable covers 82R and 82L are positioned lower than the pulling input lateral case 40. The upper sides of the left and right side portions of the reaping device 3 (the sides of the pulling input lateral case 40) are covered with the fixing covers 83R and 83L.

  Furthermore, with reference to FIGS. 4, 7, and 9 to 13, the attachment structure of the left detachable cover 82L and the left fixed cover 83L will be described. As shown in FIGS. 7, 10, 12, and 13, a rearview mirror 90 for visually confirming the rear left side of the fuselage from the control seat 12 and a rearview mirror column 91 supported on the upper end side of the rearview mirror 90 are provided. The lower support bracket 92 is integrally fixed to the lower end of the rearview mirror support 91 by welding. The lower support bracket 92 is detachably fastened to the middle of the vertical width of the pulling input vertical case 39 so as to be detachable. Note that the left cover upper support frame 84L is fixed to the lower support bracket 92 by welding.

  As shown in FIGS. 9 and 11 to 13, a base frame 94 is detachably fastened to a left end portion of the pulling input lateral case 40 so as to be detachable. The upper support bracket 96 is fastened to the base frame 94 with bolts 97. The upper column bracket 96 is integrally fixed to the middle of the rear mirror column 91 in the vertical direction by welding. A rearview mirror column 91 is erected on the left side of the upper portion of the pulling input lateral case 40 via the lower column bracket 92 and the upper column bracket 96, and the rearview mirror 90 is supported in a predetermined posture.

  Further, the lower cover bracket body 98 is integrally fixed to the upper support bracket 96 by welding. A lower cover bracket body 98 is connected via an upper column bracket 96 between the middle of the vertical width of the rearview mirror column 91 and the columnar input vertical case 39 (the columnar input horizontal case 40) as a support frame that is raised to the left. On the other hand, the upper cover bracket body 99 is integrally welded and fixed to the upper end side of the upper column bracket 96 in the middle of the vertical width of the rearview mirror column 91. A lower cover bracket body 98 and an upper cover bracket body 99 are arranged on the left side of the pulling input side case 40.

As shown in FIGS. 7, 9, and 11 to 13, the left headlight 111 </ b> L as a light that illuminates the front and side of the cutting unit 3, and the left and right movement directions (the travel path of the combine aircraft) ) Is provided. The mounting bolt 113 of the left headlamp 111L is fastened to the lower cover bracket body 98. The left fixed cover 83L is sandwiched and fixed between the mounting portion of the headlamp 111L and the lower cover bracket body 98. Further, the nut 115 is screwed onto the mounting bolt 114 of the direction indicator 112. The direction indicator 112 is fastened to the upper cover bracket body 99 via the mounting bolt 114 and the nut 115. The left fixed cover 83L is sandwiched and fixed between the attaching portion of the direction indicator 112 and the upper cover bracket body 99.

  That is, the left fixing cover 83L is connected to the lower cover bracket body 98 and the upper cover bracket body 99 via the fastening bolt 88, the mounting bolt 113 of the left headlight 111L, and the mounting bolt 114 of the direction indicator 112. Conclude. The fastening bolt 88, the headlamp 111L, and the direction indicator 112 are detached, and the left fixed cover 83L is detached. In other words, the rearview mirror column 91 is erected on the side portion of the reaping device 3 away from the control seat 12 via the pulling input vertical case 39 (left pulling support frame). The left fixed cover 83L is fixed to the rearview mirror column 91 with a fastening bolt 88 via a lower cover bracket body 98 and an upper cover bracket body 99 on the side of the pulling input lateral case 40.

  With the above configuration, the area of the left detachable cover 82L can be reduced, the cost can be reduced, the handling of the detachable cover 82L can be improved, and the outer surface of the left fixed cover 83L is used. Thus, the left headlight 111L and the direction indicator 112 can be installed in a compact manner, and the front side of the reaping device 3 can be sufficiently illuminated. A rearview mirror post 91 is provided as a part of the cutting frame 30. The left side cover 81L (the left detachable cover 82L and the left fixed cover 83L) and the left headlamp are connected to the pulling input vertical case 39 or the pulling input horizontal case 40 through the base frame 94 or the rearview mirror post 91. 111L and the direction indicator 112 are supported. Therefore, the connection strength between the upper end side of the pulling input vertical case 39 in which the pulling transmission case 27 is disposed at the upper end portion and the left end side of the pulling input horizontal case 40 is improved by the connection of the rearview mirror column 91. However, the support structure of the cover bracket bodies 98 and 99 can be simplified, and the support rigidity of the cover bracket bodies 98 and 99 can be improved.

  Furthermore, with reference to FIGS. 5 and 14 to 17, a mounting structure of the right detachable cover 82 </ b> R and the right fixed cover 83 </ b> R will be described. As shown in FIGS. 14 to 17, the lower end side of the pulling vertical frame 50 is fastened and fixed to the weed bracket 120 on the base end side of the weed frame 38. The right case bracket 122 is bolted to the right end of the pulling input lateral case 40. The upper end side of the pulling vertical frame 50 is fixed to the right case bracket 122 by welding. The right end of the pulling input horizontal case 40 is supported by the weeding frame 38 via the pulling vertical frame 50. The upper and lower ends of the side cover column 123 are bolted to the upper and lower column side brackets 125 and 126 on the upper end side of the pulling vertical frame 50. The side cover column 123 is erected and supported adjacent to the pulling vertical frame 50.

  Further, the lower fixed cover bracket 127 is fixed to the lower end portion of the side cover support 123 by welding. The right cover upper support frame 84R is disposed on the lower fixed cover bracket 127 via the cover receiving bracket 124. The upper fixed cover bracket 128 is fixed to the upper end of the cover column 123 by welding. The lower fixed cover bracket 127 is bolted to the lower support-side bracket 126.

  As shown in FIGS. 5 and 14 to 17, a right headlamp 111 </ b> R is provided as a light that illuminates the front and side of the cutting unit 3. The mounting bolt 131 of the right headlamp 111R is fastened to the upper fixed cover bracket 128 with the right fixed cover 83R interposed therebetween. The right fixed cover 83R is sandwiched and fixed between the mounting portion of the headlamp 111R and the upper fixed cover bracket 128. That is, the right fixed cover 83R is fastened to the upper fixed cover bracket 128 via the fastening bolt 88 and the mounting bolt 131 of the right headlamp 111R. The fastening bolt 88 and the right headlamp 111R are attached and detached, and the right fixed cover 83R is attached and detached.

In addition, the left gate cover shaft 132 is provided on the base frame 94, the right gate cover shaft 134 is provided on the right case bracket 122 via the shaft fixing bracket 133, and the gate cover for covering the front side of the pulling input lateral case 40 is provided. The upper end side of 135 is connected to the left and right gate cover shafts 132 and 134, and the gate cover 135 is rotatably supported around the left and right gate cover shafts 132 and 134 that are long in the left-right direction. Further, as shown in FIG. 11, a shift operation link mechanism 136 for switching the transmission gear of the pulling transmission case 27 or a left side divider 137 for uncut grain hay is provided in the base frame 94. A fulcrum shaft mechanism 139 for arranging the grass operation link mechanism 138 is provided. Furthermore, you may install the vehicle width lamp (light which notifies the outermost left side of the combine body) which is not shown in figure on the outer surface of the left fixed cover 83L.

  As shown in FIGS. 4 to 9, side covers 81L and 81R that cover the side surfaces of the cutting device 3 are provided, and maintenance attaching and detaching covers 82L and 82R, and a fixed cover that is arranged to extend on the upper end side of the detaching covers 82L and 82R. In the combine that forms the side covers 81L and 81R with 83L and 83R, the detachable covers 82L and 82R are provided on the side surfaces of the area of the reaping device 3 that are easily raised and entangled with the transporting culm, and the side surfaces of the reaping device 3 Of these, the fixed covers 83L and 83R are provided on the side surfaces of the area that is raised and difficult to get entangled with the transported culm. Therefore, the removable covers 82L and 82R that are attached via the easy-to-removal locking means cover the areas that are easily raised and entangled with the transported culm, and can easily remove entangled cereals that are entangled during the transporting. Although it can improve the workability of removing the pestle, the fixed covers 83L and 83R that are attached via fastening means such as bolts cover the area that is difficult to get entangled with the raised cereals and improves the rigidity of the fixed cover side. it can. Compared with the conventional side cover structure, vibration or deformation of the detachable covers 82L and 82R or the fixed covers 83L and 83R can be reduced, and the side surfaces of the reaping device 3 can be separated and functionally covered.

  As shown in FIGS. 4 to 9, the detachable cover 82 </ b> L is provided on the side of the reaping device 3 on the side of the grain raising device 31 and the grain conveying device 33 via upper and lower movable hooks 86 and 87 as hook mechanisms. , 82R is supported so as to be detachable with one touch, and fixed covers 83L, 83R are provided on the side of the pulling input horizontal case 40 as a horizontal frame that is raised at the upper end side of the grain raising device 31 via a fastening bolt 88 as a fastening body. Is fixed. Therefore, the detachable covers 82L and 82R can be formed in a shape that facilitates the removal of cereals and the like. Further, the fastening structure of the fixed covers 83L and 83R can be simplified by using a support frame (the pulling input vertical case 39) on the side of the pulling input horizontal case 40, and the fixed covers 83L and 83R or the pulling input horizontal case 40 can be used. Support rigidity can be improved.

  As shown in FIG. 7 and FIG. 10 to FIG. 13, a pulling input vertical case 39 (a pulling input horizontal case 40 as a pulling support frame) is formed on the side portion of the reaping device 3 away from the control seat 12. ) And the lower cover bracket body 98 and the upper cover bracket body 99 are connected between the middle of the vertical width of the rearview mirror post 91 and the vertical input vertical case 39 (the vertical input horizontal case 40). The fixed covers 83L and 83R are fastened to the cover bracket bodies 98 and 99. Therefore, while the number of parts required for fastening the fixed covers 83L and 83R can be reduced and the configuration can be reduced, the support strength of the fixed covers 83L and 83R can be easily secured by the support of the rearview mirror column 91, and Assembling / disassembling workability of the fixed covers 83L and 83R can be improved.

As shown in FIGS. 10 to 17, the structure includes left and right headlamps 111 </ b> L and 111 </ b> R as lights for illuminating the front side of the cutting device 3, and is lateral to the pulling input horizontal case 40 (the pulling horizontal frame). The cover bracket bodies 98 and 99 are disposed on the cover bracket bodies 98 and 99, and the fixed covers 83L and 83R are fastened to the cover bracket bodies 98 and 99 via the mounting bolts 113 and 131 of the headlamps 111L and 111R. Accordingly, the cover bracket bodies 98 and 99 can be shared, and the number of mounting parts of the fixed covers 83L and 83R or the left and right headlamps 111L and 111R can be reduced, and the fixed covers 83L and 83R can be configured at low cost. Or left and right headlamps 1
The support rigidity of 11L and 111R can be improved, and the assembly / disassembly workability of the fixed covers 83L and 83R can be improved by reducing the number of bolts for fastening the fixed covers 83L and 83R.

3 Cutting device 12 Steering seat 31 Flour raising device 33 Grain conveying device 39 Pulling input vertical case (raising support frame)
40 Pulling input horizontal case (lifting horizontal frame, pulling support frame)
81L Left side cover 81R Right side cover 82L Left detachable cover 82R Right detachable cover 83L Left fixed cover 83R Right fixed cover 86 Movable hook (hook mechanism)
87 Lower movable hook (hook mechanism)
88 Fastening bolt (fastened body)
91 Rearview mirror post 98 Lower cover bracket body 99 Upper cover bracket body 111L Left headlight (light)
111R Right headlight (light)
113 Mounting bolt 131 Mounting bolt

Claims (3)

In a combine that includes a side cover that covers the side surface of the reaping device, and that forms the side cover by a detachable cover for maintenance and a fixed cover that is arranged in an extended manner on the upper end side of the detachable cover,
The attachment / detachment cover is provided on the side surface of the side portion of the reaping device that is easily raised and entangled with the transporting culm, and the fixed cover is provided on the side surface of the side surface of the reaping device that is unlikely to be entangled and conveying the cereal. ,
A rearview mirror column is erected on a side portion away from the control seat among the side portions of the reaping device, and a rearview mirror column is erected via a support frame. A cover bracket body is connected, and the fixed cover is fastened to the cover bracket body.
Combine. On the side of the reaping device, on the side of the pulling device and the grain feeder, the detachable cover is supported via a hook mechanism so as to be detachable at one touch, and on the side of the pulling lateral frame on the upper end of the pulling device. The fixing cover is fixed through a fastening body .
The combine according to claim 1. A structure including a light that irradiates the front side of the cutting device, wherein a cover bracket body is disposed on a side of the raised and lateral frame, and the fixed cover is attached to the cover bracket body via a mounting bolt of the light. Has concluded,
The combine according to claim 2.

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