JP2007202436A - Threshing apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a threshing apparatus improving the capacity of treating second crops, thus improving the performance of separating first crops as well. <P>SOLUTION: The threshing apparatus has the following construction: A threshing cylinder 31 is axially suspended in a threshing chamber 33, one side of the threshing chamber 33 is equipped with an exhaust dust treatment chamber 37 axially suspended with an exhaust treatment cylinder 35 functioning to receive a to-be-treated crop via the terminal end of the threshing chamber 33 and treat it, a treatment chamber 54 axially suspended with a treatment cylinder 53 is installed under the exhaust dust treatment chamber 37, and a swing separatory shelf 38 is installed under the threshing chamber 33, the exhaust dust treatment chamber 37 and the treatment chamber 54. In this threshing apparatus, the front end of the treatment chamber 54 is extended close to the initial end of the threshing chamber 33 and the exit of a second crop-elevating cylinder 48 is joined to the rear side of the threshing chamber 54 to return second crops. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a threshing device mounted on a combine or a harvester.

Threshing provided with a dust removal treatment chamber that is provided with a dust removal treatment drum that is provided on one side of the treatment chamber and receives and treats an object to be treated from the end of the treatment chamber. In the apparatus, a processing chamber in which a lower processing cylinder is pivoted is provided below the dust processing chamber, and a front end of the processing chamber extends to the vicinity of a start end of the handling chamber, It is the structure which connects the exit of the 2nd cereal cylinder to the middle part of a room, and reduces the 2nd thing. (For example, refer to Patent Document 1).
JP 2005-110690 A

In the technology as described above, the second product is configured to be returned to the middle part of the processing chamber that pivots the lower processing cylinder, so that the second product processing step becomes short, and the second product remains unprocessed. It has occurred.
An object of the present invention is to provide a threshing device that solves the above-described problems, reduces the residual processing of the second product, and improves the sorting performance of the sized particles collected first. .

The above object of the present invention is achieved by the following configuration.
That is, according to the first aspect of the present invention, the handling cylinder 31 is provided in an axial manner in the handling chamber 33, and a waste from the processing chamber 33 is received and processed on one side of the handling chamber 33. A dust treatment chamber 37 is provided with the dust treatment cylinder 35 pivoted. A treatment chamber 54 with a lower treatment drum 53 is pivoted below the dust treatment chamber 37, and the handling chamber 33 and dust removal treatment chamber 37 are provided. In the threshing apparatus in which the swing sorting shelf 38 is provided below the processing chamber 54, the front end of the processing chamber 54 extends to the vicinity of the start end of the handling chamber 33, and the rear side of the processing chamber 54 is configured. The threshing device is characterized in that the outlet of the second lifting cylinder 48 is connected to the second lifting cylinder 48 to reduce the second thing.

  According to the operation of the first aspect, the object to be processed in the handling chamber 33 falls on the swing sorting shelf 38 below, but does not fall on the swing sorting shelf 38 and reaches the end of the handling chamber 33. The material is taken into the dust processing chamber 37 and processed, and falls onto the swinging sorting shelf 38 below. The second item is reduced from the exit of the second cereal cylinder 48 to the rear side of the processing chamber 54 that pivots the lower processing cylinder 53 and processed while being conveyed forward.

  According to the second aspect of the present invention, on the rear side of the lower processing cylinder 53, the object to be processed from the rear side of the dust processing chamber 37 is received and processed, and the processed object is discharged outside the apparatus. The threshing apparatus according to claim 1, wherein a rear processing cylinder 57 is provided.

  The action of claim 2 is the action of claim 1, and the object to be processed falling from the rear side of the dust treatment chamber 37 is processed by the rear processing cylinder 57, and the grains and some of the objects to be processed are below. The waste that has fallen on the swing sorting shelf 38 but has not fallen is conveyed rearward by the rear processing cylinder 57 and discharged outside the apparatus.

  According to a third aspect of the present invention, the rear side of the processing chamber 54 on which the lower processing cylinder 53 is pivoted is configured to receive and process the processing object falling from the dust processing chamber 37. The threshing apparatus according to claim 1 or 2, wherein the front side is configured to receive and process an object to be processed from the handling chamber 33.

  The action of the third aspect is the same as that of the first or second aspect. On the rear side of the processing chamber 54 in which the lower processing cylinder 53 is pivoted, a part of the object to be processed from the dust processing chamber 37 is present. It falls and is processed in the lower processing cylinder 53 of the processing chamber 54. On the front side of the processing chamber 54, a part of the object to be processed from the handling chamber 33 falls and is processed by the lower processing cylinder 53 of the processing chamber 54.

Since the present invention is configured as described above, in the invention according to the first aspect, the action of the second product is lengthened, so that the branch infarct grains are reduced and the sorting performance is improved.
In the second aspect of the invention, in addition to the effect of the first aspect, the object to be processed falling from the rear side of the dust treatment chamber 37 is processed by the rear processing cylinder 57, so that the recovery efficiency of the scorpion grains is improved. The third loss will be reduced. Further, waste discharged after the processing by the rear processing cylinder 57 is quickly discharged out of the apparatus by the rear processing cylinder 57, so that clogging and the like can be prevented.

  In the third aspect of the invention, in addition to the effect of the first or second aspect, the object to be processed from the dust processing chamber 37 is disposed behind the processing chamber 54 in which the lower processing cylinder 53 is pivoted. Since the part falls and is processed by the lower processing cylinder 53 of the processing chamber 54, the recovery efficiency of the scorpion grains is improved and the branch is improved as compared with the case where all the objects to be processed are directly dropped on the swing sorting shelf 38. There are fewer infarcts. In addition, since a part of the processing object from the processing chamber 33 falls on the front side of the processing chamber 54 and is processed by the lower processing cylinder 53 of the processing chamber 54, all the processing objects are directly swung sorting racks. Compared to those falling on 38, the recovery efficiency of the scorpion grains is improved and the branch infarct grains are also reduced.

1 and 2 show a combine that is an agricultural machine that embodies the present invention.
A cutting device 3 is provided in front of the chassis 2 having the traveling device 1. The cutting device 3 includes a plurality of weeding tools 4 for weeding the planted cereal, a plurality of pulling devices 5 for causing the planted cereal, a cutting blade 6 for harvesting the planted cereal, and the cutting blade A conveying device 7 is provided which sandwiches the grain culm cut at 6 and conveys it to the rear. The conveying device 7 includes a stock transport device 8 behind the cutting blade 6 and a supply transport device 10 that takes over the cereal straw transported from the stock transport device 8 and supplies it to the threshing device 9.

  The reaping device 3 is supported by a reaping device support frame 12 that moves up and down about a rotating shaft 11a provided above a suspension base 11 standing on the front portion of the chassis 2 at its substantially left and right intermediate portions. . The reaping device 3 is configured to move up and down together with the reaping device support frame 12 by tilting a steering lever 14 provided in the operation unit 13 in the front-rear direction.

  Above the chassis 2, the threshing device 9 having a feed chain 15 that takes over and transports the cereals conveyed from the supply conveying device 10, and the right side of the threshing device 9, A grain tank 16 that temporarily stores the grain that has been threshed and an operation unit 13 that is positioned in front of the grain tank 16 and that performs various operations of the combine are mounted. A traveling transmission device 17 that drives the traveling device 1 is provided at the front of the chassis 2.

  Behind the threshing device 9 is a waste chain 18 that takes over and transports the waste that has been transported from the feed chain 15, and a cutter device 19 that cuts the waste after the end of the waste chain 18. Is provided. Moreover, you may mount | wear with other working machines, such as a knotter which binds a waste, behind the cutter apparatus 19 of this Example.

  When the grain amount in the Glen tank 16 is full, the grain is discharged from the milled cylinder 20 and the grain discharge auger 21 to the outside of the machine. The whipping cylinder 20 is configured to be turnable by an electric motor (not shown), and the grain discharge auger 21 is configured to be moved up and down by a hydraulic cylinder 22. And the grain discharge auger 21 is connected with the upper part of the whipping cylinder 20, and is comprised integrally, and when the whipping cylinder 20 turns, the grain discharge auger 21 also turns together.

  Further, the combine determines the position of the sub-shift in the travel transmission device 17 by operating the sub-transmission lever 23 provided in the operation unit 13, and then operates the travel shift lever 24 to drive power from the engine (not shown). Is transmitted to the left and right crawlers 26 and 26 of the traveling device 1 via the hydraulic continuously variable transmission and the traveling transmission device 17 to travel at an arbitrary speed. As described above, the speed is changed by the operation amount of the traveling speed change lever 24, and the combine is moved forward and backward by the forward and backward operations of the traveling speed change lever 24.

  The combine is configured to turn left and right by tilting the steering lever 14 provided in the operation unit 13 in the left-right direction, and further, the turning radius depends on the amount of tilting operation of the steering lever 14 in the left-right direction. It is a configuration to be determined.

  When the harvesting operation is performed by advancing such a combine, the cereals planted in the field scene are weeded by the weeding tool 4, and then caused by the pulling device 5 and by the cutting blade 6. It is a structure that is reaped. Thereafter, the harvested cereals are transported rearward by the stock transporter 8 and are handed over to the supply transporter 10. The cereal that has been handed over to the supply and transport device 10 is further transported rearward and is handed over to the feed chain 15 of the threshing device 9, and the cereal is transported rearward by the feed chain 15 to the threshing device 9. And threshing and sorting.

  The grain thus threshed and sorted is transported from the first lifting cylinder 27 into the Glen tank 16 and temporarily stored, and when the amount of grain stored in the Glen tank 16 is full, the operation unit In this configuration, 13 notification means (buzzer or display device) notify the operator. Thereafter, the cutting operation is interrupted, and the operation for discharging the grains in the Glen tank 16 to the outside of the machine is started. The combine is moved to an arbitrary position (position near the truck), the grain discharge auger 21 is detached from the auger receiver 28, and the grain discharge port 21a is moved to a position such as a truck bed. Then, the grain discharge lever 29 provided in the operation unit 13 is turned on, the grain in the Glen tank 16 is discharged to the outside of the machine, and when the grain discharge in the Glen tank 16 is finished, the grain discharge auger Reference numeral 21 denotes a configuration in which the auger receiver 28 is housed again.

The said threshing apparatus 9 is demonstrated based on FIGS.
FIG. 3 is a side view of the threshing device 9, and FIG. 4 is a plan view of the threshing device 9.
In the threshing device 9, a handling chamber 33 in which a handling cylinder 31 having a handling net 30 is mounted on a handling cylinder shaft 32, and a processed material from the rear of the handling chamber 33 is received on one side of the handling chamber 33. A dust removal treatment chamber 37 is provided in which a dust removal treatment cylinder 35 having a dust treatment network 34 to be processed is mounted on a dust removal treatment cylinder shaft 36. A swing sorting shelf 38 is provided below the handling chamber 33 and the dust removal processing chamber 37. 33a is a discharge port provided at the end of the handling chamber 33.

  A second processing chamber 41 including a second processing drum 39 and a second processing drum receiving rod 40 (which may be a net or a lattice) may be formed in front of the dust removal processing drum 35. In the present embodiment, the second processing cylinder 39 is one side (the Glen tank 16 side) of the handling cylinder 31 and is integrally formed with the dust processing cylinder 35 in front of the dust processing cylinder 35. The second processing cylinder 39 basically processes a second product. Since the second processing cylinder 39 is supported by the second processing cylinder shaft 42, the dust processing cylinder 35 and the second processing cylinder 39 are integrated with the dust processing cylinder shaft 36 and the second processing cylinder 39. The structure is supported by the processing cylinder shaft 42.

  Further, FIG. 5 is a cross-sectional view taken along the line AA shown in FIG. 4. Since the workpiece leaked from the handling net 30 is taken into the second processing chamber 41, the second processing cylinder 39 is In addition to the second object, the object to be processed that has entered from the inside of the handling chamber 33 is also processed. The handling net 30, the second treatment cylinder receiving rod 40 (which may be a net or a lattice), and the dust treatment net 34 are provided below the treatment cylinder 31, the second treatment cylinder 39, and the dust treatment cylinder 35, respectively. Yes.

  Below the handling chamber 33, the second processing chamber 41, and the dust removal processing chamber 37, an oscillating sorting shelf 38 that receives and sorts the falling objects to be sorted is installed. Is provided with a tang 43 on the start side of the sorting air feed direction, and an air passage 44 and an air passage 45 are provided on the lower side of the sorting air sent from the tang 43 in the feeding direction. The first spiral 46 is provided on the lower side of 44 and the air passage 45, and the second spiral 47 is provided on the lower side of the first spiral 46 in the sorting wind feed direction. A second lifting cylinder 48 is provided for lifting the second thing collected in the second helix 47 to the second processing chamber 41.

  The configuration of the swing sorting shelf 38 will be described. The swing sorting shelf 38 includes, in order from the start side in the sorting and feeding direction, a transfer shelf 49 for transferring the fallen cereals backward, a grain sheave 38a for sorting the cereals, a chaff sheave 38b for sorting the second thing, and dust. It is composed of a Strollac 38c that loosens and collects the scorpion grains and transports and discharges dust. Below the Strollac 38c is constituted by a second shelf tip 47a for guiding the second item into the second spiral 47, and the dust removal processing cylinder 35 extends to the vicinity of the terminal end of the second shelf tip 47a. It is the composition which has taken out. The suction fan 51 is for discharging light dust in the sorting chamber 50 to the outside of the machine, and is provided at a position facing the dust removal processing cylinder 35 with respect to the handling cylinder 31. Reference numeral 52 denotes a crankshaft that drives the swing sorting shelf 38 to swing.

  The cereals conveyed from the reaping device 3 are taken over by the start end of the feed chain 15 of the threshing device 9, and the cereals inherited by the feed chain 15 are transported rearward while It is threshed by the handling net 30. A part of the threshed threshing falls on the swing sorting shelf 38 and is sorted by the swinging action of the swing sorting shelf 38 and the wind sorting action from the Kara 43 and is taken into the spiral 46 first. Accordingly, the grain taken into the first spiral 46 is configured to be temporarily stored in the glen tank 16. After the threshing, the waste is handed over from the terminal end of the feed chain 15 to the start end of the waste chain 18 and then sent to the cutter 19 where it is cut and released onto the lower field. It has become.

  The remaining threshing in the handling chamber 31 is conveyed rearward, and a part of the threshing is taken into the second processing chamber 41 along the way. The threshing taken into the second processing chamber 41 is threshed by the interaction between the second processing cylinder 39 and the second processing cylinder receiving rod 40 (particularly, branch branch) The particles are processed) and fall onto the lower swing sorting shelf 38. The handling cylinder 31, the second processing cylinder 39, and the dust removal processing cylinder 35 are configured to rotate clockwise in a situation (a front view of the threshing device 9) when the lower side is viewed from the upper side in the sorting wind feed direction. Therefore, it is necessary to fix the direction of the processing teeth 39a of the second processing cylinder 39 in such a direction as to send the cereals in the upper direction of the sorting wind feed direction.

  That is, the processing teeth 39a have an action of conveying the workpiece to the upper side in the sorting air feed direction, and further have an action of processing the workpiece. That is, the processing tooth 39a is a part of a spiral, and is configured to process the object to be processed by the interaction between the circumferential tip portion thereof and the second processing cylinder receiving rod 40. The blades 39b provided at the conveying terminal end of the second processing cylinder 39 forcibly send the workpiece to the swing sorting shelf 38.

  The dust removal processing teeth 35a of the dust removal processing cylinder 35 need to be fixed in such a direction as to send the cereal from the rear part of the handling chamber 33 in the lower direction of the sorting wind feed direction. In the present embodiment, the dust removal treatment teeth 35 a have a spiral shape that is wound around the outer peripheral surface of the dust removal treatment cylinder 35.

  However, in this embodiment, since the dust disposal mesh 34 is rough (lattice), some short sawdust falls on the swing sorting shelf 38, and long sawdust that has not fallen is dust. It is transported to the end portion of the processing chamber 37 and is forcibly discharged onto the strola rack 38 c by the blade 35 b at the end portion of the dust removal processing cylinder 35. While the object to be processed is thus transported in the dust processing chamber 37, the dust processing cylinder 35, the processing teeth 35 c provided with the dust processing cylinder 35 and the dust processing net 34 are provided. Through the interaction, the threshing is further loosened, the threshing is loosened and the grains (so-called scorpion grains) mixed in are taken out and fall on the lower swing sorting shelf 38, and It is configured to be collected into the spiral 47.

  As described above, the remaining cereal that has not fallen on the swing sorting shelf 38 due to cerealing in the processing chamber 33 and that has not been taken into the second processing chamber 41 is conveyed to the end of the processing chamber 33. It will be done. The threshing that has been transported to the end of the handling chamber 33 is taken into the dust removal processing chamber 37, and the taken-in threshing is transported to the lower side in the sorting wind feed direction. Of the threshing that has been transported to the end of the handling chamber 33, the threshing that has not been taken into the dust disposal chamber 37 falls on the swinging sorting shelf 38 below.

  When the cereal is sent from the end portion in the handling chamber 33 into the dust removal processing chamber 37, the dust removal treatment cylinder is also provided at the takeover portion from the handling chamber 33 to the dust removal treatment chamber 37 so that the cereal removal is not clogged. Spiral-shaped dust removal processing teeth 35a are provided on the outer periphery of 35, and the take-off portion is prevented from being clogged by the feeding action of the dust removal processing teeth 35a.

  In spite of the swinging action of the swinging sorting shelf 38 and the action of the sorting wind from the red pepper 43, the remaining grains that are not taken into the spiral 46 are further collected together with other dusts. It is sent to the rear and taken into the second spiral 47. The second product taken into the second spiral 47 is reduced to the lower side in the sorting air feed direction of the second processing chamber 41 by the second lifting cylinder 48 and merged with the cereal from the handling chamber 33. Then, while being transported to the upper side of the sorting wind feed direction, it is transported while being threshed by the interaction with the second processing barrel receiving rod 40, and is placed on the lower swing sorting shelf 38 by the blade 39b at the end portion. It is the composition that falls forcibly.

  A processing chamber 54 for pivoting the lower processing cylinder 53 is provided below the dust processing cylinder 35 (FIG. 6). The lower processing cylinder 53 is configured to be provided from the start end of the handling cylinder 31 to the end of the dust removal processing cylinder 35. In addition, the front of the dust removal treatment cylinder 35 is configured by only the shaft 55. The second lifting cylinder 48 in this embodiment is configured to be connected to the rear side of the processing chamber 54 to reduce the second thing. Then, the second object reduced to the rear side of the processing chamber 54 is processed while being conveyed forward by the lower processing cylinder 53, and is handled as an object to be processed falling from the processing chamber 54 on the way. The object to be processed falling from the chamber 33 joins. Then, it falls on the transfer shelf 49 of the swinging sorting shelf 38 below from the reducing port 54a.

  Since the processing teeth 53a of the lower processing cylinder 53 are composed of continuous spirals, even a large amount of objects to be processed can be conveyed without clogging. In addition, the lower processing cylinder 53 is formed of a non-hole receiving rod 56, so that the treatment of the branch infarct is promoted.

  A rear processing cylinder 57 is provided at the rear part of the lower processing cylinder 53, and the rear part of the rear processing cylinder 57 is configured to face a dust outlet 58. The rear processing cylinder 57 is configured to inherit the object to be processed that has fallen from the rear part of the dust processing cylinder 35 and collect the scorpion grains while being conveyed rearward. The rear processing cylinder 57 is provided with a spiral 57a. However, since the rear processing cylinder 57 is integrally formed with the lower processing cylinder 53, the winding of the spiral 57a is performed on the rear processing cylinder 57 in accordance with the processing teeth (helical) 53a of the lower processing cylinder 53. The winding direction is reversed. As described above, by providing the rear processing cylinder 57 at the rear part of the lower processing cylinder 53, the dust discharged from the dust processing cylinder 35 can be efficiently discharged, so that clogging and the like can be prevented. . The spiral 57a of the rear processing cylinder 57 may be constituted by discontinuous processing teeth.

Moreover, since the said 2nd whipping cylinder 48 is comprised so that it may incline toward back direction, it becomes possible to lengthen the process process of the lower process cylinder 53. FIG.
The rear processing cylinder 57 is configured to protrude rearward from the rear plate 59 of the threshing apparatus 9, but the rear end of the rear processing cylinder 57 extends to the rear plate 59 of the threshing apparatus 9, and instead The dust removal processing cylinder 35 may be configured to protrude rearward from the rear plate 59 of the threshing device 9.

  7 is basically the same as the configuration of FIG. 6, but the processing teeth 53b of the lower processing cylinder 53 are configured to be discontinuous (not continuous spiral). As an embodiment in this case, the feeding action of the lower processing cylinder 53 is slightly reduced, but the handling action of the workpiece is improved. Therefore, efficient work can be performed by selecting the type of treated tooth according to the type and region. The rear processing cylinder 57 may be configured in the same manner as the embodiment of FIG. 6, or the processing teeth 57a of the rear processing cylinder 57 may be configured non-continuously (not spiral).

  The lower part of the lower processing cylinder 53 is constituted by a non-hole receiving rod, but the lower part of the handling cylinder 31 is constituted by a perforated receiving net 56a, and the lower part of the dust removal processing cylinder 35 is constituted by a non-hole receiving rod 56b. It may be configured. As a result, it is possible to prevent clogging or the like associated with an increase in the number of objects to be processed at the transfer end portion of the lower processing cylinder 53.

  In the lower processing cylinder 53, as shown in FIG. 8, the processing teeth 53b positioned below the handling cylinder 31 are configured discontinuously, and the processing teeth 53a positioned below the dust removal processing cylinder 35 are continuous spirals. To configure. As a result, the object to be processed can be transported forward and processed over time before the reducing port 54a. In this case, a rear processing cylinder 57 may be provided. Moreover, you may comprise so that the rear part of the dust disposal cylinder 35 may be protruded back rather than the rear plate 59 of the threshing device 9, instead of providing the rear cylinder 57. The processing teeth 57a of the rear processing cylinder 57 may be continuous spirals or discontinuous processing teeth.

  As shown in FIG. 9, this embodiment is configured to provide a rear return port 60. That is, the lower processing cylinder 53 is configured to be divided into a front lower cylinder 61 and a rear lower cylinder 62. Accordingly, the object to be processed which has been conveyed by the rear lower barrel 62 falls from the reducing port 60 onto the lower swing sorting shelf 38. On the other hand, the front lower body 61 is configured to process an object to be processed falling from the handling chamber 33. The processing teeth 61a of the front lower trunk 61 are discontinuous, and the processing teeth 62a of the rear lower trunk 62 are also discontinuous. As a result, the processing can be performed efficiently. Also in the case of such an embodiment, the rear lower barrel 57 may be provided. The processing teeth 57a of the rear lower trunk 57 may be discontinuous processing teeth or continuous spirals. In addition, the lower part of the front lower body 61 is constituted by a non-hole receiving bar 63, and the lower part of the rear lower part body 62 is constituted by a non-hole receiving bar 64.

Although 65 is a partition plate, it is comprised so that a to-be-processed object may not be mixed. Further, a perforated receiving net 63 may be provided below the front lower body 61.
As shown in FIG. 10, the processing teeth 62 a of the rear lower barrel 62 may be constituted by a continuous spiral. And you may comprise so that the rear part processing cylinder 57 of the structure mentioned above may be provided in the rear part lower cylinder 62. FIG. Further, as shown in FIG. 11, the processing teeth 61a of the front lower barrel 61 may be configured as a continuous spiral, and the processing teeth 62a of the rear lower barrel 62 may be configured as discontinuous processing teeth.

Combine left side view Combine front view Side cross section of threshing device Top view of threshing device Cross section of threshing device front Side cross section of threshing device Side cross section of threshing device Side cross section of threshing device Side cross section of threshing device Side cross section of threshing device Side cross section of threshing device

Explanation of symbols

9 Threshing device 31 Handling cylinder 33 Handling chamber 35 Dust removal processing cylinder 37 Dust removal processing chamber 38 Oscillating sorting shelf 48 Second lifting cylinder 53 Lower processing cylinder 54 Processing chamber 57 Rear processing cylinder

Claims (3)

  A dust removal process in which a handling cylinder (31) is provided in a shaft in the handling chamber (33), and an object to be processed is received from one end of the handling chamber (33) on one side of the handling chamber (33). A dust removal chamber (37) with a cylinder (35) pivoted is provided, and a treatment chamber (54) with a lower treatment drum (53) pivoted is provided below the dust removal chamber (37), and the handling is performed. In the threshing apparatus in which the swing sorting shelf (38) is provided below the chamber (33), the dust disposal chamber (37), and the processing chamber (54), the front end of the processing chamber (54) is the handling chamber ( 33) extending to the vicinity of the start end, and connecting the outlet of the second milling cylinder (48) to the rear side of the processing chamber (54) to reduce the second thing. Threshing device to do.   On the rear side of the lower processing cylinder (53), a rear processing cylinder (not shown) that receives and processes the object to be processed from the rear side of the dust processing chamber (37) and discharges the processed object to the outside of the machine ( 57) The threshing apparatus according to claim 1.   The rear side of the processing chamber (54) on which the lower processing cylinder (53) is pivoted is configured to receive and process the object to be processed falling from the dust removal processing chamber (37). The processing chamber (54) The threshing apparatus according to claim 1, wherein the front side of the cedar is configured to receive and process an object to be processed from the handling chamber (33).

Images