JP4623313B2 - Threshing device - Google Patents

Description

  The present invention relates to a threshing apparatus.

Conventionally, a dust removal processing chamber is provided behind the threshing chamber side, and a second processing chamber having a processing cylinder having processing teeth on the outer periphery parallel to the axis of the handling cylinder is provided on the side of the threshing chamber. A configuration in which the rear portion of the processing chamber is positioned below the dust processing chamber is known (Patent Document 1).
Japanese Patent Laid-Open No. 2005-110589

In the known example, the second product returned by the second conveyor and the grains falling from the dust removal processing chamber are returned to the starting end of the swing sorting shelf by the second processing cylinder of the second processing device and reprocessed. Although it is a structure, since the grain stabbed in the threshed grain basket (excretion) will be discharged out of the machine with the excretion as it is, a grain called a “fourth thing” by those skilled in the art There is a problem that it is discharged outside and becomes a loss of threshing.
In the present application, the loss of the fourth item is reduced to improve the threshing efficiency.

The invention according to claim 1 is provided with a threshing chamber (12) for attaching a handling cylinder (11) to the upper portion and threshing the culm conveyed by the cereal supply and transport device (13). ) Is provided with a swing sorting device (26) constituted by a swing sorting shelf (25) for wind-selecting grains and other processed materials by blowing and swinging from the blower tang. A fourth processing device is provided with a fourth processing cylinder (38) provided with processing teeth (39) behind the threshing chamber (12) to drop the stabbed grains that have been inserted into the transporting cereal. (36) is provided, and on the rear side portion of the threshing chamber (12), a dust exhausting cylinder (41) having a processing tooth (42) on the outer periphery and substantially parallel to the axis of the handling cylinder (11) is axially mounted. and, exhaust threshing chamber (12) dust-exhaust process chamber communicating with dust-exhaust communication port (44) provided (40), rear view, the fourth wheel processing cylinder (38) The grains falling from the fourth processing cylinder (38) and the dust removal processing cylinder (41) are collected between the processing cylinder (41) and conveyed to the starting end of the swing sorting shelf (25). The threshing device provided with the number processing device (55) is supplied to the threshing chamber 12 and threshed by the rotating handling cylinder 11 and threshed. The cereals (objects to be treated) fall from the handling net 18 to the lower swing sorting shelf 25 and are sorted by swinging the swing sorting shelf 25 and blowing air from the blower 19, and the grain is first fed from the conveyor 34. To be recovered.
In addition, when the cereals conveyed by the cereal supply and transfer device 13 are threshed in the threshing chamber 12, the fourth processing device 36 provided at the rear of the threshing chamber 12 is used to rotate the fourth processing cylinder 38. The treated teeth 39 drop the stabbed grains that have been stabbed into the transported culm, and the dropped grains are guided and collected by the fourth processed material receiving plate 59 to the receiving bowl 56 of the third processing device 55.
Further, of the threshing that has been threshed in the threshing chamber 12, a part of the threshing that does not fall from the handling net 18 enters the dust disposal chamber 40 through the dust communication port 44 and rotates in the dust disposal chamber 40. Agitation processing is performed by the processing teeth 42 of the dust processing cylinder 41 .
Their to, since third processor 55 is provided between the fourth wheel processing cylinder 38 and the dust-exhaust processor body 41, grains dropped from fourth wheel processor 36 and dust-exhaust processing chamber 40, fourth wheel The processed material receiving plate 59 enters the receiving bowl 56 of the third processing device 55, and the third processing cylinder 57 returns to the starting end portion of the swing sorting shelf 25 for reprocessing.
According to a second aspect of the present invention, the third processing device 55 is provided with a receiving hook 56 in a direction parallel to the axis of the handling cylinder 11 and has a spiral processing tooth 58 in the outer periphery thereof. A barrel 57 is provided, and a receiving trough 56 of the third processing device 55 is a threshing device connected to a fourth processed material receiving plate 59 provided below the fourth processing barrel 38, and swings. A large amount of sawdust dropped from the threshing chamber 12 is moving on the upper surface of the middle part of the sorting shelf 25, and even if grains fall into this sawdust, it is discharged out of the machine as it is by the swing sorting shelf 25. However, the grain separated from the sawdust by the fourth processing cylinder 38 falls to the fourth processing object receiving plate 59 below the fourth processing cylinder 38, and the fourth processing object receiving plate 59. The grain that has fallen into the No. 4 processing object receiving plate 59 is collected in the receiving bowl 56 and collected in the No. 3 processing cylinder 57. It returned to the starting end of Riwarakuzu generating less swinging sorting shelf 25 is reprocessed.
According to a third aspect of the present invention, the end of the supply and transport chain 14 of the grain supply and transfer device 13 faces the start end of the discharge and transfer chain 66 of the discharge and transfer device 65. Is provided with a stab particle collection plate 67 for guiding the fallen stab particles, the front end of the stab particle collection plate 67 is connected to the rear end of the fourth processed material receiving plate 59, and the stab particle collection plate 67 is the fourth. The threshing device provided integrally with the processed material receiving plate 59 is used, and the stabbed grains stabbed in the transported cocoon transported by the cereal supply and transport device 13 are treated teeth of the fourth processing barrel 38. 39 is dropped onto the fourth processed material receiving plate 59 and guided to the receiving tube 56 of the third processing device 55 from the fourth processed material receiving plate 59 and recovered, and is being discharged by the discharging and conveying device 65. The fallen stabbed grains are dropped on the stabbed grain collection plate 67 and stabbed. It recovered from Ritsubu collecting plate 67 to guide the 受樋 56 of third processing device 55.
Therefore, the stab grains that have been stabbed into the transported cereal including the sewage that is transported from the cereal supply and transfer device 13 to the evacuation and transport device 65 are the fourth processed material receiving plate 59 and the stab particle recovery plate 67. It falls to the top and is guided to the receiving rod 56 of the third processing unit 55 to be recovered, thereby reducing the recovery loss.
According to a fourth aspect of the present invention, the side edge of the stabbed grain collection plate 67 on the side of the cereal supply and transport device 13 is partially cut away in plan view and substantially parallel to the sewage transport chain 66 of the sewage transport device 65. The threshing device arranged in such a way that the grains (stabbed grains) that fall from the tip side of the waste being transported are placed on the stabbed grain collection plate 67 positioned along the lower part of the movement trajectory of the tip. Since it falls and is collected in the receptacle 56 of the third processing unit 55 and opened below the movement trajectory on the stock source side of the waste, the waste falling from the waste being transported remains as it is. The waste is not discharged to the third processing device 55 via the stab particle collection plate 67, and the load of reprocessing efficiency is reduced.

Grains in the first aspect of the present invention, third processing device 55 so provided between the fourth wheel processing cylinder 38 and the dust-exhaust processor body 41, which has fallen from the fourth wheel processor 36 and dust-exhaust processing chamber 40 Can be returned to the starting end portion of the swing sorting shelf 25 by the third processing device 55 and reprocessed, the threshing loss can be reduced, and the overall height of the threshing device can be reduced to be compact.
In the second aspect of the present invention, the sticks grain conveying grain稈中by fourth wheel processing cylinder 38 of the fourth wheel processor 36, since the drop in fourth wheel treated backing plate 59 without large quantities generate Warakuzu, The collection efficiency of the fourth item can be improved without increasing the threshing load so much.
In the invention of claim 3, wherein, grains falling from the exhaust straw being conveyed by the straw discharge conveying device 65, to improve the recovered third processor 55 threshing efficiency through the sticks particle collection plate 67 it can.
In the invention of claim 4, wherein, the grain improve threshing efficiency is recovered to third processing device 55 straw discharge conveying device 65 by sticks particle collection plate 67 falls from the exhaust straw being conveyed in the conveyance The sawdust falling from the waste can be discharged out of the machine as it is to reduce the threshing load.

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to the drawings of a combine. Reference numeral 1 denotes a fuselage frame of the combine, 2 a traveling device provided below the fuselage frame 1, 3 a threshing device provided above the fuselage frame 1, and 4 a threshing The mowing part provided on the front side of the apparatus 3, 5 is a Glen tank provided on the side part of the threshing apparatus 3, 6 is a control part provided on the front side of the grain tank 5, and 7 is a cutter provided on the rear side of the threshing apparatus 3. is there.
The threshing device 3 is provided with a threshing chamber 12 having a handle cylinder 11 having a handle 10 on the upper part thereof, and a threshing chamber 12 which is cut and harvested by the reaping portion on one side of the threshing chamber 12. A supply conveyance chain 14 of the ridge supply conveyance device 13 is provided. For ease of understanding, the following explanation will be given for the sake of convenience, but the configuration is not limited thereby.
The handling cylinder 11 is mounted on the front plate 16 and the threshing chamber rear plate 17 of the threshing device 3, and the lower side of the handling cylinder 11 is surrounded by a handling net 18. A tang casing 20 for the blast tang 19 is provided below the handling net 18. Below the threshing chamber 12, a wind selection chamber 21 that can wind-select grains and foreign matters by blowing air from the blower tang 19 is formed. ) Is provided with a swing sorting device 26 constituted by a swing sorting shelf 25 that swings back and forth.

The configuration of the swing sorting device 26 is arbitrary, but as an example, a transfer shelf in which the start end (front end) of the swing sorting shelf 25 is positioned above the Karatsu casing 20 and arranged in parallel in two stages. Formed in portions 27 and 28. It is only necessary that protrusions and irregularities are provided on the upper surfaces of the respective transfer shelves 27 and 28 so that falling objects from the handling net 18 can be transferred to the lower side of the swing sorting device 26 in the transfer direction.
On the lower side of the upper transfer shelf 27 in the transfer direction, a grain sheave 30 is provided. Glen sieves 30 are used to sort out grains and foreign substances that have fallen from the handling net 18, and are arranged in parallel in a swinging direction at a predetermined interval. The grain sheave 30 is formed in a thin flat plate shape, and is inclined so that the lower side (rear side) in the transfer direction is higher.
The starting end portion of the lower transfer shelf portion 28 is positioned in front of the upper transfer shelf portion 27, and a sorting net 31 is provided on the lower side of the lower transfer shelf portion 28 in the transfer direction. The sorting net 31 sorts grains and foreign matters that have fallen from the grain sieve 30.

A stroller 32 on the lower side (rear side) in the transfer direction is provided from below the grain sheave 30. A first conveyor 34 is provided below the swing sorting shelf 25, and a second conveyor 35 is provided behind the first conveyor 34.
Therefore, a fourth processing device 36 is provided behind the handling cylinder 11 (on the end side). The fourth processing device 36 is configured by providing a partition plate 37 behind the threshing chamber rear plate 17 and pivoting a fourth processing cylinder 38 between the threshing chamber rear plate 17 and the partition plate 37. The fourth processing device 36 performs drop processing on branch branch grains of the transported cereal being transported and stabbed grains stabbed in the transported cereal by the fourth processing cylinder 38.
In the fourth processing device 36 of the embodiment, a fourth processing cylinder 38 is integrally formed at the rear portion of the threshing chamber 12, and processing teeth 39 are provided on the outer periphery of the fourth processing cylinder 38. The treated tooth 39 is used to drop the stabbed grains that are stuck in the conveying cereal, and is distinguished from the tooth handling 10 that has a threshing action for separating the grains from the cereal. The fourth processing device 36 surrounds the outer periphery of the fourth processing cylinder 38 between the tooth teeth 10 and the processing teeth 39 at the end of the processing cylinder 11 by the threshing chamber rear plate 17, and the threshing chamber rear plate 17 and the partition plate 37. Form between.

A dust disposal chamber 40 is provided at the rear of the threshing chamber 12 and on the side of the fourth processing unit 36. The dust removal processing chamber 40 is configured by mounting a dust removal treatment cylinder 41 substantially parallel to the axis of the handling cylinder 11. Processing teeth 42 are provided on the outer periphery of the dust removal processing cylinder 41, and the lower side of the processing teeth 42 is surrounded by a processing net 43. The dust removal processing chamber 40 is communicated with the threshing chamber 12 by a dust discharge communication port 44 provided at the rear portion of the threshing chamber 12.
On the side of the threshing chamber 12, a second processing device 45 for processing the second item collected by the second conveyor 35 is provided. The tip of the second reduction device 46 is opened above the starting end of the second processing device 45, and the base of the second reduction device 46 is connected to the end of the second conveyor 35. The second processing unit 45 is provided with a second processing cylinder 47 concentrically with the dust processing cylinder 40, and a second processing tooth 48 is provided on the outer periphery of the second processing cylinder 47, mainly below the second processing cylinder 47. The side is surrounded by a second processing network 49. The second processing teeth 48 are arranged so as to transfer the second processed material to the start end portion (front end portion) side of the swing sorting shelf 25 in the opposite direction to the conveying direction of the grain supply / conveying device 13.

A discharge blade 50 substantially parallel to the axial center of the second processing cylinder 47 is provided on the outer periphery of the tip of the second processing cylinder 47, and a second processed material discharge port 51 is formed substantially immediately below the discharge blade discharge blade 50. The processed product discharge port 51 is opened above the start end of the lower transfer shelf 28.
Thus, in the threshing apparatus 3, the grains discharged from the fourth processing apparatus 36 and the grains discharged from the dust removal processing chamber 40 are collected and transferred to the starting end of the swing sorting shelf 25. A number processing device 55 is provided. The third processing unit 55 collects the grains discharged from the fourth processing unit 36 and the dust processing chamber 40 without dropping them directly to the middle part of the swing sorting shelf 25, and starts the end of the swing sorting shelf 25. Therefore, the sorting loss is reduced and the threshing ability is improved.
That is, a large amount of soot is moving on the upper surface of the middle part of the swing sorting shelf 25 and is discharged from the fourth processing device 36 and the dust disposal chamber 40 to the middle part of the swing sorting shelf 25 in this state. Even if the grain is dropped, it is discharged out of the machine as it is by the swinging sorting shelf 25 and becomes a sorting loss. However, the beginning of the swinging sorting shelf 25 that is recovered by the third processing device 55 and generates less debris. Therefore, the recovery efficiency of recovery by the conveyor 34 is improved.

Moreover, the load of the threshing chamber 12 is reduced by providing the third processing device 55, and particularly in the case of threshing early morning or high moisture cereal, the load is large, and the third processing device 55 contributes to the reduction of this load. .
The third processing device 55 is configured by providing a receiving rod 56 in a direction parallel to the axis of the handling cylinder 11, and providing a third processing cylinder 57 inside the receiving rod 56. The processing teeth 58 are provided, and the collected material collected in the receiving basket 56 is stabbed into branch branch grains or the transported culm by the rotation of the third processing cylinder 57 while it is transported to the start end of the swing sorting shelf 25. Expect reprocessing of grains.
A discharge blade 60 substantially parallel to the axial center of the third processing cylinder 57 is provided on the outer periphery of the tip of the third processing cylinder 57, and a third processed material discharge port 61 is formed almost directly below the discharge blade 60. The discharge port 61 is opened above the starting end of the lower transfer shelf 28.

Accordingly, a lower surface of the fourth processing cylinder 38 is provided at a predetermined interval, a fourth processed material receiving plate 59 is provided at a predetermined interval, and a right end portion of the fourth processed material receiving plate 59 is attached to the receiving rod 56. Connecting.
That is, when the cereals conveyed by the cereal supply and transfer device 13 are threshed in the threshing chamber 12, the fourth processing device 36 provided at the rear of the threshing chamber 12 causes the rotating fourth processing cylinder 38 to rotate. The stabbed grains that have been stabbed into the transported cereal by the processing teeth 39 are dropped onto the fourth processed product receiving plate 59, and the dropped grains are received by the fourth processed product receiving plate 59 into the receiving cage 56 of the third processing device 55. Guided and collected.
Thus, the starting end of the waste transporting chain 66 of the waste transporting device 65 faces the terminal end of the supply transport chain 14 of the cereal supply transporting device 13, and the third processing device is located below the waste transporting device 65. 55 and the No. 3 processing device 55 are provided with a waste bite recovery plate 67 for guiding the dropped bites, connecting the rear end of the fourth processed material receiving plate 59 and the front end of the bite recovery plate 67 to the fourth processing The object receiving plate 59 and the stabbed grain collecting plate 67 are provided integrally.
Therefore, the stabbing grains dropped by the fourth processing device 36 and the branch rachis and stabbing grains adhering to the waste being transported by the waste transporting device 65 are treated by the fourth processed material receiving plate 59 and the stinging grain recovery plate 67. The grains that fall on the top and fall on the fourth processed material receiving plate 59 and the stabbed grain collecting plate 67 are guided and collected by the receiving bowl 56 of the third processing device 55.

The left side edge of the stabbed grain collection plate 67 is partially cut away in a plan view and arranged so as to be substantially parallel to the waste transport chain 66 of the waste transport device 65 (FIG. 3).
That is, along the movement trajectory of the tip of the excretion being transported, the stabbed grain collection plate 67 is positioned below the trajectory of the tip of the tip to improve the recovery efficiency of the stabbed grain etc. The lower part of the movement trajectory is opened so that the waste falling from the waste being transported by the waste transporting chain 66 is not recovered by the stabbed grain recovery plate 67.
The third processing device 55 is provided between the handling cylinder 11 and the dust removal processing cylinder 41 when viewed from the back (FIG. 5).
Therefore, the height of the threshing device 3 can be kept low while ensuring a sufficient gap between the third processing device 55 and the swing sorting shelf 25.

Further, the third processing device 55 is provided between the fourth processing cylinder 38 and the dust removal processing cylinder 41 when viewed from the back (FIG. 5).
Therefore, the height of the threshing device 3 can be kept low while ensuring a sufficient gap between the third processing device 55 and the swing sorting shelf 25.
The third processing device 55 is provided between the second processing cylinder 47 and the handling cylinder 11 when viewed from the back (FIG. 5).
That is, the third processing device 55 is arranged to extend below the end of the second processing device 45, and the second processed material is fed from the second processed material discharge port 51 of the second processing device 45 to the start end of the swing sorting shelf 25. Are discharged by the discharge vanes 60.
Therefore, the height of the threshing device 3 can be kept low while ensuring a sufficient gap between the third processing device 55 and the swing sorting shelf 25.
In this case, the processing teeth 58 of the third processing device 55 are formed to have a smaller diameter than the diameters of the handling cylinder 11 and the dust removal processing cylinder 41 (FIG. 5).
Therefore, the height of the threshing device 3 can be kept low while ensuring a sufficient gap between the third processing device 55 and the swing sorting shelf 25.

Accordingly, the dust removal processing cylinder 41 has a substantially right half of the dust removal processing cylinder 41 protruding outward from the side plate 70 of the threshing device 3, and a substantially left half of the dust collection processing cylinder 41 faces above the swing sorting shelf 25. The third processing device 55 is provided below the dust processing cylinder 41 and the handling cylinder 11 (FIG. 5).
Therefore, the left and right width of the threshing device 3 can be narrowed, and a compact threshing machine is obtained.
The third processing device 55 is provided in the rear view and between the handling cylinder 11 and the dust removal processing cylinder 41 (FIG. 5).
Therefore, the height of the threshing device 3 can be kept low while ensuring a sufficient gap between the third processing device 55 and the swing sorting shelf 25.

Therefore, the processing cylinder 57 of the third processing apparatus 55 is formed to have a smaller diameter than the diameters of the processing cylinder 11 and the second processing cylinder 47 (FIG. 5).
Therefore, the height of the threshing device 3 can be kept low while ensuring a sufficient gap between the third processing device 55 and the swing sorting shelf 25.
Thus, the second processing cylinder 47 of the second processing apparatus 45 has a substantially right half projected from the side plate 70 of the threshing apparatus 3 when viewed from the rear (FIG. 5). Are arranged so as to face above the swing sorting shelf 25, and a third processing device 55 is provided below the second processing cylinder 47 and the handling cylinder 11.
Therefore, the left and right width of the threshing device 3 can be narrowed, and a compact threshing machine is obtained.

Moreover, the grain discharged | emitted from the 2nd processing apparatus 45 and the 4th processing cylinder 38, the grain dropped and discharged from the dust removal processing cylinder 41, and the grain falling from the conveyance waste of the waste conveying apparatus 65 , All collected by the No. 3 processing device 55, transported to the starting end of the swing sorting shelf 25 by the No. 3 processing device 55, and diffused and discharged to the swing sorting shelf 25, so that the sorting loss can be reduced and the threshing ability is improved. it can.
Thus, the second processing cylinder 47 of the second processing apparatus 45 has a substantially right half projected from the rear plate 70 outside the side plate 70 of the threshing apparatus 3, and the substantially left half of the second processing cylinder 47 is third processed. It arrange | positions so that it may face over the receiving trough 56 of the apparatus 55, and while recovering the grain which leaked from the 2nd processing net | network 49 of the 2nd processing apparatus 45 to the 3rd processing apparatus 55, the 3rd processing apparatus 55 is this 2nd. It is provided below between the number processing cylinder 47 and the handling cylinder 11, and is configured such that the grain leaked from the handling net 18 is collected in the third processing apparatus 55 (FIG. 5).

Accordingly, the left and right widths of the threshing device 3 can be reduced, and not only a compact threshing machine can be obtained, but also the grains discharged from the second processing device 45 and the fourth processing drum 38 and the dust removal processing drum 41 fall. The third processing device 55 collects the discharged grains, the grains falling from the transport waste of the waste transporting device 65, and a part of the grain leaked from the handling net 18 of the threshing chamber 12. Since the third processing device 55 transports it to the starting end of the swing sorting shelf 25 and diffuses and discharges it to the swing sorting shelf 25, the sorting loss can be reduced and the threshing ability can be improved.
In the figure, 80 is a suction dust exhaust fan, 81 is an engine, and 82 is a mission.

(Operation of Example)
The cereals that have traveled by the traveling device 2 and that have been harvested by the reaping unit 4 are transported by the supply transport chain 14 of the cereal supply and transport device 13, supplied to the threshing chamber 12, and threshed by the handling cylinder 11 of the threshing chamber 12. . The threshed threshing drops from the handling net 18 to the swing sorting shelf 25 and is sorted by swinging the swing sorting shelf 25 and blowing from the blower 19, and the grains are sorted by the swing sorting shelf 25. The grain recovered from the sorting net 31 to the first conveyor 34 and stored by the first conveyor 34 is stored in the Glen tank 5.

Further, the second item collected on the second conveyor 35 is returned to the second processing unit 45 by the second reduction unit 46 and reprocessed by the second processing cylinder 47 of the second processing unit 45, and the swing sorting shelf 25. It is diffused and discharged at the start end.
In addition, when the cereals conveyed by the cereal supply and transfer device 13 are threshed in the threshing chamber 12, the fourth processing device 36 provided at the rear of the threshing chamber 12 is used to rotate the fourth processing cylinder 38. The treated teeth 39 drop the stabbed grains that have been stabbed into the transported cereal and collect them in the swing sorting shelf 25 through various paths.

Further, among the cereals threshed in the threshing chamber 12, a part of the cereal that does not fall from the handling net 18 enters the dust removal processing device 40 through the dust removal communication port 44 and is processed.
Further, the processed material on the swing sorting shelf 25 is wind-selected in the wind sorting chamber 21, and among the processed products that do not fall from the swing sorting shelf 25, the dust and dust are sucked and discharged outside the apparatus by the suction dust exhaust fan 80. The
In this case, the grain collected on the first conveyor 34 is the “first thing”, the grain collected on the second conveyor 35 and the other object to be treated are “second thing”, and on the swing sorting shelf 25. The material to be processed (including grains) discharged from the rear part of the swing sorting shelf 25 together with the material to be processed is mixed into the waste that is being transported by the waste transporting device 65 by the waste transporting device 65. Grains, blue rice and other items discharged to the sea are called “fourth thing” by those skilled in the art, and in the present application, the third treatment device 55 is provided. Grains that fall directly from the apparatus 40 or the second processing apparatus 45 to the swing sorting shelf 25 and are discharged are collected by the third processing apparatus 55 to reduce the third loss.

  In addition, each of the above-described embodiments is illustrated or described individually or mixedly for easy understanding, but these can be combined in various ways, and the expression, configuration, action, etc. It is not limited, and there are of course cases where a synergistic effect is obtained.

The side view of a combine. The side view of a threshing apparatus. FIG. The same plan view (No. 2 processing cylinder and dust removal processing cylinder omitted). The rear view. The same part perspective view.

DESCRIPTION OF SYMBOLS 1 ... Airframe frame, 2 ... Traveling apparatus, 3 ... Threshing apparatus, 4 ... Cutting part, 5 ... Glen tank, 6 ... Steering part, 7 ... Cutter, 11 ... Handling cylinder, 12 ... Threshing room, 13 ... Grain supply conveyance Equipment: 14 ... Supply conveyance chain, 16 ... Front plate, 17 ... Threshing chamber rear plate, 18 ... Handling net, 19 ... Air blow casing, 20 ... Karatsu casing, 21 ... Wind selection chamber, 25 ... Swing sorting shelf, 26 ... Oscillating sorting device, 27 ... transfer shelf, 28 ... transfer shelf, 30 ... glen sieve, 31 ... sorting screen, 32 ... straw rack, 34 ... first conveyor, 35 ... second conveyor, 36 ... fourth processor, 37 ... partition plate, 38 ... fourth treatment cylinder, 39 ... treatment tooth, 40 ... dust removal processing device, 41 ... dust removal treatment cylinder, 42 ... treatment tooth, 43 ... treatment net, 44 ... dust removal communication port, 46 ... No. 2 reduction device, 47 ... No. 2 processing cylinder, 48 ... No. 2 processing teeth, 49 ... No. 2 processing net, 50 ... Exhaust Blades 51, No. 2 processed material discharge port, 55, No. 3 processing device, 56, receiving bowl, 57, No. 3 processing cylinder, 58, processing teeth, 59, fourth processed article receiving plate, 60, discharging vane, 61 3rd processed material discharge port, 63 ... Net body, 65 ... Discharge conveying device, 66 ... Chain, 67 ... Stinging grain recovery plate, 70 ... Side plate.

Claims (4)

A threshing chamber (12) for threshing the culm that is conveyed by the cereal supply and transfer device (13) is provided on the upper portion of the handling cylinder (11), and the threshing chamber (12) of the threshing chamber (12) is provided. A swing sorting device (26) constituted by a swing sorting shelf (25) for wind-selecting the grains and other processed materials by blowing and swinging from the blower tang is provided below the threshing chamber (12). In the rear, there is provided a fourth processing device (36) for axially mounting a fourth processing cylinder (38) provided with processing teeth (39) to drop-process the stabbed grains that have been inserted into the conveying cereal, and a threshing chamber (12) On the rear side portion, a dust removal processing cylinder (41) having a processing tooth (42) on the outer periphery and substantially parallel to the axial center of the handling cylinder (11) is mounted, dust-exhaust process chamber communicating with Haichirirendoriguchi (44) to (40) is provided, the back surface view, between the fourth wheel processing cylinder (38) and the dust-exhaust processing cylinder (41) The third processing device (55) is provided for collecting the grains falling from the fourth processing cylinder (38) and the dust exhausting processing cylinder (41) and transporting them to the starting end of the swing sorting shelf (25). Threshing device. In Claim 1, the said 3rd processing apparatus (55) provides the receiving rod (56) of a parallel direction with the axial center of a handling cylinder (11), and has a helical processing tooth on the outer periphery in a receiving rod (56) ( 58), a third processing cylinder (57) is provided, and a receiving rod (56) of the third processing apparatus (55) is a fourth processing object receiver provided below the fourth processing cylinder (38). Threshing device connected to the plate (59). In Claim 2, the starting end part of the waste conveying chain (66) of the waste conveying device (65) is faced to the terminal end of the supply conveying chain (14) of the grain supply and conveying device (13). A stabbed grain collection plate (67) for guiding the fallen stabbed grains is provided below the transfer device (65), and the front end of the stabbed grain collection plate (67) is the rear end of the fourth processed material receiving plate (59). A threshing device that is connected and the stabbed grain collecting plate (67) is provided integrally with the fourth processed material receiving plate (59). In Claim 3, the side edge by the side of the grain supply conveyance apparatus (13) of the said stinging grain collection | recovery board (67) is notched partially, planarly, the waste conveyance chain (66) of a rejection conveyance apparatus (65) ) And a threshing device arranged so as to be substantially parallel to each other.

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