JP2013132271A - Threshing part of ordinary combine harvester - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a threshing part of an ordinary combine harvester capable of simplifying the structure of a guide member for guiding threshed grains in a threshing cylinder of the threshing part toward the lower side of a receive net.SOLUTION: The threshing part of an ordinary combine harvester includes a threshing cylinder 11, a receive net 12 covering around the lower side of the threshing cylinder 11, and a guide plate 14 for guiding threshed grains in the threshing cylinder 11 toward the lower side of the receive net 12. Wherein, the guide plate 14 is provided to the upstream side of the rotational direction of the threshing cylinder 11 in the receive net 12.

Description

  The present invention relates to a threshing portion of an ordinary combine, and more specifically, a handling cylinder, a receiving net that covers the lower periphery of the handling cylinder, a guide member that guides a threshing processed product by the handling cylinder to the lower side of the receiving net, It is related with the threshing part of the common type combine provided with.

  Conventionally, a threshing portion of a general combine that includes a handling cylinder, a receiving net that covers the lower periphery of the handling cylinder, and a guide member that guides a threshing product by the handling cylinder to the lower side of the receiving net has been known. (For example, refer to Patent Document 1). In the ordinary combine described in Patent Literature 1, an opening / closing door is provided on the left side of the threshing portion. The inner wall of the opening / closing door is configured by a sheet metal lateral wall (guide member). The threshing unit is configured such that the threshing product by the handling cylinder is guided below the receiving net by the side wall. That is, in the normal combine described in Patent Document 1, the lateral side wall that guides the threshing processed product forms a part of the side wall of the threshing portion.

JP 2010-252724 A

  However, in the ordinary combine described in Patent Document 1, the lateral wall that guides the threshing product is required to have strength as the sidewall of the threshing part by forming a part of the side wall of the threshing part. The structure is easy to enlarge. In particular, when the guide load (collision load) of the threshing product acts on the lateral side wall that forms part of the side wall of the threshing part, the lateral side wall structure is further improved when the lateral side wall needs to be reinforced with a frame or the like. Easy to enlarge.

  The present invention has been made in view of the situation as described above, and provides a threshing portion of a general combine that can simplify the structure of a guide member that guides the threshing processed material of the handling cylinder to the lower side of the receiving net. For the purpose.

  A first feature of the present invention is an ordinary combine that includes a handling cylinder, a receiving net that covers the lower periphery of the handling cylinder, and a guide member that guides a threshing product by the handling cylinder to the lower side of the receiving net. In the threshing portion, the guide member is provided on the upstream side in the rotation direction of the barrel in the receiving net.

  According to the 1st characteristic of this invention, since a guide member is comprised separately from the side wall of a threshing part by providing a guide member in a receiving net, the structure of a guide member can be simplified.

  The second feature of the present invention resides in that the guide member is provided on a surface of the receiving net facing the handling cylinder.

  According to the second feature of the present invention, since the guide member is positioned in the vicinity of the handling cylinder, it hits the guide member before the threshing processed product is diffused, so that the threshing processed product can be reliably guided below the receiving net. it can.

  A third feature of the present invention is that the guide member engages with the receiving net so as to prevent the guide member from moving downstream in the rotation direction of the handling cylinder at an end portion in the rotation direction of the handling cylinder in the guide member. In other words, an engaging portion is provided.

  According to the third aspect of the present invention, when the guide member is attached to the receiving net, the guide member is temporarily supported by the receiving net by engaging the engaging portion with the receiving net. Can be attached to.

  A fourth feature of the present invention is that the guide member is formed in a shape that follows the shape of the receiving net.

  According to the 4th characteristic of this invention, since a guide member does not rattle when a guide member follows a receiving net, a guide member can be stably attached to a receiving net.

  According to a fifth aspect of the present invention, the guide member is provided on a surface of the receiving net facing the handling cylinder, and the guide member is disposed on a surface of the receiving net facing the handling cylinder. A recessed portion that accommodates the fixing member so that the fixing member that is fixed from the handling cylinder side by a fixing tool and the guide member is fixed to the receiving net does not protrude from the guiding member to the handling cylinder side. It is in the member.

  According to the 5th characteristic of this invention, since a fixing tool does not protrude from a guide member, since a threshing processed material is hard to get entangled with a fixing tool, a favorable threshing process can be performed.

  According to a sixth aspect of the present invention, the guide member is provided on a surface of the receiving net on the side facing the handle cylinder, and an end portion of the guide member on the downstream side in the rotation direction of the handle cylinder is the handle cylinder. Is bent to the opposite side.

  According to the sixth feature of the present invention, since the end portion of the guide member is retracted to the side opposite to the handling cylinder, it is difficult for the threshing product to be entangled with the end portion of the guide member, so that a good threshing process can be performed. .

  According to a seventh aspect of the present invention, an end of the guide member on the downstream side in the rotation direction of the handling cylinder has a horizontal line passing through the rotation axis of the handling cylinder as viewed in the rotation axis direction of the handling cylinder and the handling cylinder. Of the four quadrants formed by the vertical line passing through the rotation axis, the quadrant is positioned below the rotation axis of the handling cylinder and in the quadrant closer to the guide member than the rotation axis of the handling cylinder. There is that.

  According to the seventh feature of the present invention, the threshing processed product is less likely to stay on the guide member by reducing the gently inclined portion on the lower end side of the guide member, and therefore the threshing processed product is smoothly placed below the receiving net. I can guide you.

  The eighth feature of the present invention is that a horizontal line connecting the rotation axis of the handling cylinder and the guide member, and a diagonal line connecting the rotation axis of the handling cylinder and an end portion of the guide member on the downstream side in the rotation direction of the handling cylinder. And the internal angle formed by is configured to be 45 degrees or less.

  According to the eighth feature of the present invention, the threshing product is more difficult to stay on the guide member by further reducing the gently inclined portion on the lower end side of the guide member. It can guide smoothly.

  A ninth feature of the present invention is that the guide member is configured to be detachable from the receiving net.

  According to the ninth aspect of the present invention, since the guide member is detachable, the guide member can be easily replaced when the guide member is damaged or worn.

  A tenth feature of the present invention resides in that the guide member is configured to extend over the entire length of the handling cylinder in the rotation axis direction.

  According to the 10th characteristic of this invention, since a guide member acts with respect to the threshing processed material covering the full length of a handling cylinder, a threshing processed material can be reliably guided below a receiving net.

  An eleventh feature of the present invention is that the guide member is constituted by a plurality of divided members.

  According to the eleventh feature of the present invention, one of the plurality of members constituting the guide member can be exchanged for one having a different length, so that the length of the guide member can be easily set according to the crop to be harvested by the user. Can be adjusted. Further, when a part of the guide member is damaged or worn, only that part can be replaced.

The side view which shows a combine. Front sectional drawing which shows a threshing part. Side surface sectional drawing which shows a threshing part and a selection part. The side view which shows a threshing part and a selection part. The side view which shows a front chaff sheave adjustment part, a rear chaff sheave adjustment part, and a Glen sheave. FIG. 4 is a rear cross-sectional view showing a front chaff sheave adjusting unit and a Glen sheave. The perspective view which shows the guide plate attached to the receiving net. The front view which shows the guide plate attached to the receiving net. (A) The perspective view which shows the guide plate which concerns on 1st another embodiment. (B) The perspective view which shows the guide plate which concerns on 2nd another embodiment. (C) The perspective view which shows the guide plate which concerns on 3rd another embodiment.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

  First, the overall structure of the combine will be described with reference to FIG.

  As shown in FIG. 1, the combine includes right and left crawler type traveling units 1 for traveling the machine body. Airframe frames 2 are provided on the upper portions of the right and left traveling units 1. In front of the body frame 2, a cutting unit 3 that cuts the cereals is provided. A feeder 4 is provided at the rear of the harvesting unit 3 to convey the harvested cereal. Moreover, on the body frame 2, a threshing unit 5 for threshing the conveyed cereal and a grain storage unit 6 for storing the selected grain are arranged side by side. Below the threshing unit 5, a sorting unit 7 that sorts the threshing processed product is provided, and behind the threshing unit 5, a waste cutting unit 8 that cuts the waste from the threshing unit 5 is provided. ing. Further, in front of the grain storage unit 6, an operation unit 9 on which an operator gets on is provided. The driving unit 9 includes a driver's seat 10 on which an operator is seated and operating tools such as an operating pedal and an operating lever (not shown). An engine (not shown) serving as a power source is provided on the body frame 2 below the driver's seat 10.

  As a result, the combiner transmits the power of the engine to each part by the operator sitting in the driver's seat 10 and operating the operation tools in the driving part 9, and the right and left traveling parts 1 While running, the harvesting unit 3 harvests the cereals in the field, conveys the harvested cereals to the threshing unit 5 side with the feeder 4, threshs the conveyed cereals with the threshing unit 5, and selects the threshing processed product 7 is selected, and the grain after selection is stored in the grain storage unit 6, and the waste from the threshing unit 5 is cut by the waste cutting unit 8 and discharged outside the apparatus.

  Next, the threshing unit 5 and the sorting unit 7 will be described with reference to FIGS.

  As shown in FIGS. 2 and 3, the threshing unit 5 includes a handling barrel 11, a receiving net 12, and a dust feed valve 13.

  The handling cylinder 11 threshs the cereal straw. The handling cylinder 11 is rotatably supported by the handling chamber 5a via a front and rear rotating shaft 11a. The handling cylinder 11 is configured to rotate in a clockwise direction (arrow A direction) in a front view. The left side of the handling cylinder 11 is covered with an openable / closable side wall 20 (open / close door). The side wall 20 is supported by a swing shaft 20a whose rear end portion is vertically movable so as to be swingable. Further, a substantially circular front mounting plate 15 and rear mounting plate 16 are fixed to the front and rear ends of the rotating shaft 11a, respectively, when viewed from the front. A spiral 17 is provided on the front surface of the front mounting plate 15.

  In the rotating shaft 11a, three substantially circular partition plates 18 are fixed between the front mounting plate 15 and the rear mounting plate 16 in a front view. The three partition plates 18 are fixed at positions that divide the rotary shaft 11a into substantially equal parts in the axial direction (front-rear direction). Six fitting recesses 18 a are formed on the outer periphery of the partition plate 18 at substantially equal angular intervals. A front-rear facing bar 19 is fitted in each of the six fitting recesses 18a. The bar 19 is provided with a large number of teeth 19a projecting radially outward from the partition plate 18 (handle cylinder 11). The bar 19 is fixed to the partition plate 18, the front mounting plate 15, and the rear mounting plate 16 through the mounting portion 19 b. Thereby, the bar 19 is supported by the front mounting plate 15 and the rear mounting plate 16 at the two positions of the front end portion and the rear end portion, and in addition, the three positions between the front end portion and the both end portions are three. Therefore, the strength of the entire handling cylinder 11 can be improved.

  The receiving net 12 is used for roughly selecting a threshing processed product. The threshing processed product after the coarse selection leaks from the receiving network 12. The receiving net 12 is formed in a substantially U shape in a front view covering the lower periphery of the handling cylinder. The receiving net 12 is configured in a substantially lattice shape by a large number of round bars 12a and the like. Right and left upper end portions of the receiving net 12 are provided with right and left attachment portions 12b bent substantially horizontally. The receiving net 12 is fixed to the right and left frames 22 by bolts 21 via right and left mounting portions 12b. A guide plate 14 as a “guide member” to be described in detail later is provided on the upper right end side of the receiving net 12.

  The dust feed valve 13 guides the cereal basket and the threshing processed product in the handling chamber 5a backward. The dust delivery valve 13 is attached to an upper cover 5 b that can be opened and closed to cover the upper portion of the handling cylinder 11. The left end portion of the upper cover 5b is swingably supported by the left frame 22 via a swing shaft 5c facing forward and backward.

  As shown in FIG. 3 to FIG. 6, the sorting unit 7 finely sorts the threshing processed material leaked from the receiving net 12 while swinging and sorting while moving the threshing processed product backward. Main tangs 24 that supply the sorting air for use, auxiliary tangs 25 that supply the sorting air for rough sorting to the oscillating sorter 23, and second that supply the sorting wind for the second sort to the oscillating sorter 23 The first recovery unit that recovers the single grained cereal grains 26 and the single grain that flows down while receiving the sorting wind from the main tang 24 and the sub tang 25 from the front side of the swing sorting device 23. 27, and a second collection unit 28 that collects the grain with branches and the like that flows down while receiving the sorting wind from the second Kara 26 while leaking from the rear side of the swing sorting device 23, I have.

  The swing sorting device 23 includes a sheave case 29, a glen pan 30, a front chaff sheave 31, a stroller 32, a glenshave 33, and a rear chaff sheave 34.

  The sheave case 29 is configured to swing back and forth by an eccentric cam type drive mechanism 35. On the upper side of the sheave case 29, a glen pan 30, a front chaff sheave 31, and a stroller 32 are provided in order from the front, and on the lower side of the sheave case 29, a glen sheave 33 and a rear chaff sheave 34 are provided in order from the front. ing.

  The grain pan 30 swings back and forth together with the sheave case 29, so that the threshing processed material from the front end of the receiving net 12 is sorted by specific gravity difference, and is vertically divided into dust such as sawdust having a small specific gravity and grains having a large specific gravity. It is configured so as to be transferred to the rear front chaff sheave 31 while being divided into layers.

  The front chaff sheave 31 includes a plurality of front chaff plates 31a that are aligned at a predetermined interval in the front-rear direction. The front chaff sheave 31 swings back and forth together with the sheave case 29 to screen out the threshing processed product from the front side of the receiving net 12 and the grain pan 30, and leaks grains and the like from between the front chaff plates 31a. The threshing processed material that has not leaked from between the front cha-flip plates 31 a is transferred to the rear stroller 32. The front chaff sheave 31 is provided with a front chaff sheave adjustment portion 31b that adjusts the angle of the front chiff plate 31a.

  The stroller 32 includes a plurality of rack plates 32a arranged at predetermined intervals in the left-right direction. The Strollac 32 swings back and forth together with the sheave case 29, so that grains and the like that have not leaked from between the rack plates 32a flow down from the rear end while allowing grains and the like to leak from between the rack plates 32a. It is configured to let you.

  The grain sheave 33 swings back and forth with the sheave case 29 so as to screen the grain leaked from the front chaff sheave 31 and leaks the single grain as the first thing, but did not leak. It is configured to transfer the grain with branches and the like to the rear rear chaff sheave 34 together with sawdust and the like as the second thing. The Glen sheave 33 is configured to be detachable by being pulled leftward from the sheave case 29. Specifically, the Glen sieve 33 is placed and fixed on the frame body 43. A side plate 40 having a handle 42 is attached to the left end portion of the frame body 43. The side plate 40 is fixed to the sheave case 29 with bolts 41. As a result, it is possible to remove the bolt 41 and remove the grain sheave 33 on the frame 43 leftward from the sheave case 29 while holding the handle 42 of the side plate 40.

  The rear chaff sheave 34 includes a plurality of rear chiff flip plates 34a aligned at predetermined intervals in the front-rear direction. The rear chaff sheave 34 swings back and forth together with the sheave case 29 to screen and sort the grain with a branch infarction from the grain sheave 33. While leaking, a long bag or the like that has not leaked from between the rear char flip plates 34a is conveyed backward. The rear chaff sheave 34 is provided with a rear chaff sheave adjusting portion 34b for adjusting the angle of the rear chiff plate 34a.

  Here, as shown in FIGS. 4 to 6, the side plate 36 (the left side plate of the sorting unit 7) provided on the left side of the front chaff sheave adjustment unit 31 b, the rear chaff sheave adjustment unit 34 b, and the grain sheave 33 has an opening 36 a. Is formed. The opening 36a is formed so that all of the front chaff sheave adjusting portion 31b, the rear chaff sheave adjusting portion 34b, and the grain sheave 33 are exposed. The opening 36a is covered with a removable inspection window 36b. Thereby, the adjustment by the front chaff sheave adjustment unit 31b and the rear chaff sheave adjustment unit 34b and the removal (replacement) of the grain sheave 33 can be performed only by removing one inspection window 36b.

  Next, the guide plate 14 will be described with reference to FIGS.

  As shown in FIGS. 2, 7, and 8, the guide plate 14 guides the threshing processed product by the handling cylinder 11 to the lower side of the receiving net 12. The guide plate 14 is provided on the upper left side of the receiving net 12 on the upstream side in the rotational direction of the handling cylinder 11 in the receiving net 12 and on the surface of the receiving net 12 facing the handling cylinder 11. In the following description, the surface of the receiving net 12 facing the handling cylinder 11 is referred to as “inner peripheral surface of the receiving net 12”, and the surface of the receiving net 12 opposite to the handling cylinder 11 is referred to as “receiving net 12. 12 outer peripheral surfaces ". The guide plate 14 is formed in a shape along the shape of the inner peripheral surface of the receiving net 12. The guide plate 14 is configured to extend over the entire length of the receiving net 12 in the front-rear direction, in other words, the entire length of the handling cylinder 11 in the direction of the rotation shaft 11a. The guide plate 14 is configured to be attachable to and detachable from the receiving net 12 by a bolt 21 and a fixing bolt 37 as a “fixing tool” described later in detail. The guide plate 14 is fastened together with the receiving net 12 and bolts 21.

  In addition, a lower end portion 14 c that is an end portion on the downstream side in the rotation direction of the handling cylinder 11 in the guide plate 14 is obliquely bent to the opposite side (outside side) from the handling cylinder 11. Further, an engaging portion 14 a is provided at the upper end portion of the guide plate 14 that is the upstream end portion of the handling cylinder 11 in the rotational direction. The engaging portion 14a engages with the receiving net 12 so as to prevent the guide plate 14 from moving to the downstream side in the rotation direction of the handling cylinder 11. The engaging portion 14a is formed by bending the upper end portion of the guide plate 14 outwardly substantially horizontally.

  Further, the guide plate 14 is formed with a bolt hole 14b into which the fixing bolt 37 is inserted. Specifically, as shown in FIG. 8, bolt holes 14 b are respectively formed in the lower edge portion of the guide plate 14 and the upper and lower intermediate portions of the guide plate 14. Further, the guide plate 14 is formed with a concave portion 14 d for accommodating the head portion 37 a of the fixing bolt 37. The recess 14d is formed continuously at the end of the bolt hole 14b on the handle cylinder 11 side. The recess 14 d is formed in a shape that fits with the head 37 a of the fixing bolt 37. In the present embodiment, the recess 14d is formed in a substantially truncated cone shape.

  The fixing bolt 37 is inserted into the bolt hole 14b from the handling cylinder 11 side. The tip of the fixing bolt 37 protrudes outward from the outer peripheral surface of the receiving net 12. A nut 38 is screwed into the distal end portion of the fixing bolt 37. A contact plate 39 is interposed between the nut 38 and the outer peripheral surface (round bar 12a) of the receiving net 12. The abutting plate 39 is a substantially disk-shaped plate-like member that is externally fitted to the distal end portion of the fixing bolt 37. As a result, the tightening pressure of the nut 38 is distributed by the contact plate 39, so that the receiving net 12 can be prevented from being damaged by the tightening of the nut 38.

  As shown in FIG. 2, the lower end portion 14 c of the guide plate 14 includes a horizontal line Lh <b> 1 passing through the rotation axis 11 a of the handling cylinder 11 and the rotation axis of the handling cylinder 11 when viewed from the direction of the rotation axis 11 a of the handling cylinder 11. Among the four quadrants formed by the vertical line Lv passing through 11a, the quadrant that is below the rotating shaft 11a of the handling cylinder 11 and closer to the guide plate 14 than the rotating shaft 11a of the handling cylinder 11 (fourth quadrant) It is comprised so that it may be located in. Further, an internal angle α formed by a horizontal line Lh2 connecting the rotation shaft 11a of the handling cylinder 11 and the guide plate 14 and an oblique line Ls connecting the rotation shaft 11a of the handling cylinder 11 and the lower end portion 14c of the handling cylinder 11 of the guide plate 14 is formed. However, it is comprised so that it may become 45 degrees or less.

  By providing the guide plate 14 on the receiving net 12 with the above configuration, the guide plate 14 is configured separately from the side wall 20 of the threshing unit 5, so that the structure of the guide plate 14 can be simplified. .

  The embodiment of the present invention may be as follows.

  As shown in FIG. 9, the “guide plate” may be configured by a plurality of divided members. For example, as shown in FIG. 9 (a), the guide plate 104 can be configured by a first guide plate 104a and a second guide plate 104b which are divided into two in the front and rear directions. Moreover, as shown in FIG.9 (b), the guide plate 204 can also be comprised by the 1st guide plate 204a divided | segmented into two upper and lower sides, and the 2nd guide plate 204b. Further, as shown in FIG. 9C, the guide plate 304 is divided into the front and rear and upper and lower four parts, the first guide plate 304a, the second guide plate 304b, the third guide plate 304c, and the fourth The guide plate 304d can also be used.

  In the present embodiment, the guide plate 14 is provided on the surface (the inner peripheral surface of the receiving net 12) on the side facing the handling cylinder 11 of the receiving net 12, but the guide plate 14 is the handling cylinder 11 of the receiving net 12. You may provide in the surface on the opposite side (outer peripheral surface of the receiving net | network 12).

  In the present embodiment, the handling cylinder 11 is of a saddle type, but the handling cylinder 11 is a drum type (a substantially cylindrical member is formed by a plate material, and a number of teeth are provided on the outer circumferential surface of the cylinder. ).

  In the present embodiment, the handling cylinder 11 is configured to rotate clockwise when viewed from the front. However, the handling cylinder 11 may be configured to rotate counterclockwise when viewed from the front. In this case, the guide plate 14 is provided on the upper right end side of the receiving net 12.

  INDUSTRIAL APPLICABILITY The present invention is applicable to a threshing portion of a general combine that includes a handling cylinder, a receiving net that covers the lower periphery of the handling cylinder, and a guide member that guides a threshing product by the handling cylinder to the lower side of the receiving net. is there.

11 Handling cylinder 11a Rotating shaft 12 Receiving net 14 Guide plate (guide member)
14a engaging part 14c lower end part (end part on the downstream side in the rotational direction)
14d recess 37 fixing bolt (fixing tool)
Lh1 Horizontal line Lh2 Horizontal line Ls Diagonal line Lv Vertical line α Interior angle

Claims (11)

A barrel,
A receiving net covering the lower periphery of the barrel,
A threshing portion of a normal combine with a guide member that guides the threshing product by the handling cylinder to the lower side of the receiving net,
A threshing portion of a general combine in which the guide member is provided on the upstream side in the rotation direction of the barrel in the receiving net.   The threshing portion of the ordinary combine according to claim 1, wherein the guide member is provided on a surface of the receiving net on a side facing the handling cylinder.   An engaging portion that engages with the receiving net is provided at an end of the guide member on the upstream side in the rotation direction of the handling cylinder so as to prevent the guide member from moving downstream in the rotation direction of the handling cylinder. The threshing part of the common type combine according to claim 1 or 2.   The threshing portion of the ordinary combine according to any one of claims 1 to 3, wherein the guide member is formed in a shape along the shape of the receiving net. The guide member is provided on a surface of the receiving net facing the handling cylinder,
The guide member is fixed to the surface of the receiving net facing the handle cylinder by a fixture from the handle cylinder side,
The recessed part which accommodates the said fixing tool is provided in the said guide member so that the said fixing tool which fixed the said guide member to the said receiving net may not protrude from the said guide member to the said handling cylinder side. The threshing part of the ordinary combine according to any one of 4 to 4. The guide member is provided on a surface of the receiving net facing the handling cylinder,
The threshing of the ordinary combine according to any one of claims 1 to 5, wherein an end portion of the guide member on the downstream side in the rotation direction of the handling cylinder is bent to the opposite side of the handling cylinder. Department.   An end of the guide member on the downstream side in the rotation direction of the handling cylinder has a horizontal line passing through the rotation axis of the handling cylinder and a vertical line passing through the rotation axis of the handling cylinder as viewed in the rotation axis direction of the handling cylinder. The four quadrants formed are configured to be located in a quadrant below the rotation axis of the handling cylinder and closer to the guide member than the rotation axis of the handling cylinder. The threshing part of the ordinary combine according to any one of 6 to 6.   An internal angle formed by a horizontal line connecting the rotation axis of the handling cylinder and the guide member and an oblique line connecting the rotation axis of the handling cylinder and the end of the guide member on the downstream side in the rotation direction of the handling cylinder is 45. The threshing part of the ordinary combine according to claim 7, wherein the threshing part is configured to be less than or equal to the degree.   The threshing portion of the ordinary combine according to any one of claims 1 to 8, wherein the guide member is configured to be detachable from the receiving net.   The threshing portion of the ordinary combine according to any one of claims 1 to 9, wherein the guide member is configured to extend over the entire length of the handling cylinder in the rotation axis direction.   The threshing portion of the ordinary combine according to any one of claims 1 to 10, wherein the guide member is constituted by a plurality of divided members.

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