JPH07236858A - Sorting equipment for paddy sorting machine - Google Patents

Abstract

(57) [Summary] [Structure] The slid rice that has been hulled by the hull portion 1 is supplied to the slidable slid rice transfer shelf 9 below, so that the slidable rice transfer shelf 9 can be swung and compressed. Light rice husks and dusts are lifted up by the compressed air from the Karako 16 and transferred to the end side, and light rice husks and dust are removed by suction to the rice husk wind selection path 17 before the sliding rice wind selection path 10. Then, the remaining reduced weight of heavy paddy / brown rice is supplied to the scraped rice wind sorting path 10 to be sorted. [Effect] It is possible to reduce the sorting load of the scraped rice in the scraped rice wind selection path 10.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for selecting the scraped-off rice in a paddy-sorting machine.

[0002]

2. Description of the Related Art Hulled rice that has been hulled in a hulling section is transferred to a side slidable rice wind selection path by a sliding rocking rice transfer rack that swings downward to wind-select the hulled rice. There is a sorter. As a conventional technique of this hulling / sorting machine, there is, for example, Japanese Utility Model Laid-Open No. 5-76534.

[0003]

SUMMARY OF THE INVENTION In this prior art, the slid rice that has been hulled in the hull portion is used as a slidable rice wind selection path on the side by a slidable slid rice transport shelf below. Since the whole amount is transferred and supplied all at once to the sliding rice wind sorting path, a large amount of rice husks / dust and paddy / brown rice are supplied to the sliding rice wind sorting path, which facilitates the wind sorting of sliding rice. There was a problem that I could not do it.

Therefore, in the present invention, when the slid-off rice hulled by the hulling portion is laterally transferred by the downward swinging slid-off rice transfer rack and supplied to the slid-down rice wind selection path, Light rice husks and dust in the scraped rice are removed in advance, and the remaining heavy rice husks and brown rice are supplied to the scraped rice wind selection path to reduce the load on the supply section It is intended to improve the sorting performance.

[0005]

The present invention has taken the following technical means in order to solve the problems of the prior art. That is, the present invention is a hulling machine in which the hulled rice that has been hulled by the hulling unit 1 is transferred and supplied to the laterally-flooded rice wind selection path 10 by the downwardly oscillating sliding-out rice transfer rack 9 for selection. In the sorting machine, the air blowing section of the compressed air Kara Minoh 16 is exposed to the transfer start end side of the slide-down rice transfer shelf 9, and the rice husk wind selection path 17 positioned higher on the transfer end side of the slide-down rice transfer rack 9 The start end side and the start end side of the slide-down rice wind selecting passage 10 located at the lower side of the slide end are faced, and the end sides of the slide-down rice transfer rack 9 and the rice husk wind selecting passage 17 are added and sucked out. This is a configuration of a sorting device of a hulling and sorting machine, which is characterized by communicating with the duster 11.

[0006]

The sludge that has been hulled by the hulling section 1 is supplied to the transfer start end side of the slidable sludge-rice transfer rack 9 that is swinging downward, and the swinging motion and pressure of the sludge-falling rice transport rack 9 are applied. It is sent to the terminal side by the compressed wind of the wind Kara Minoh 16. During the transfer process, light rice husks and dusts in the scrapped rice are lifted up, and heavy rice husks and brown rice are transferred while sinking. The light rice husks and dust transferred to the end side of the scraped rice transfer shelf 9 are sucked to the start end side of the rice husk wind selection passage 17 and sent to the end side inside the rice husk wind passage 17 to be sucked and discharged. The heavy rice and brown rice remaining from the machine 11 are supplied to the start end side of the sliding rice wind selecting path 10 to remove the sliding rice wind selecting path 10.
Selected by.

[0007]

Embodiments of the present invention shown in the drawings will be described below. First, the embodiment shown in FIGS. 1 to 4 will be described. In this hulling / sorting machine, a hulling part 1 for hulling is placed on the upper front side, and a slidable rice wind selecting part 2 for wind-selecting the slid rice from the hulling part 1.
At the middle part in the front-back direction, and at the rear, a rocking / sorting device type mixed rice sorting unit 3 for separating and sorting the mixed rice into paddy / brown rice. A mixed rice fried machine 4 is arranged on the lateral side, and a brown rice fried machine 5 is arranged behind the mixed rice sorting unit 3.

The hulling section 1 includes a hull hopper 6, a hulling roll 7,
7, a hull chamber 8 and the like. Below the hulling chamber 8, there is disposed a slidable rice transfer shelf 9 that receives slid rice from the hulling portion 1 and swings it to transfer it to the slidable rice wind selecting portion 2. The sliding-out rice wind selecting section 2 has a falling-down rice wind selecting path 10 and a terminating end of the sliding-down rice wind selecting path 10 along the up-down direction such that the selection start end side is located at a low position and the end side is located at a high position. It is composed of a suction dust collector 11, a scraped rice gutter 12 and a rice porcelain gutter 13 which communicate with each other.

The slide-down rice transfer rack 9 includes a front and rear swing arm 1
It is rockably supported by 4, 4 and is rocked by a rocking device 15 composed of an eccentric wheel and a rod.
In addition, as shown in FIG. 2, the rice husk wind selection passages 17 are arranged in parallel along the front side of the slide-down rice wind selection passages 10 to remove the spilled rice transfer shelves 9
The air blowing section of the compressed air Kara Minoh 16 is faced to the transfer start end side, and the transfer end side of the slide-down rice transfer shelf 9 is located at the lower position of the slide-down rice wind selection path 10 and at the upper position. Rice husk style selection route 17
Is facing the beginning side of. Below the communicating portion of the sliding rice transfer shelf 9 on the starting end side of the sliding rice wind selection path 10, a net
The suction unit 18 for the sorting air, which is composed of a perforated plate, is configured. Then, the scraped rice from the paddy hull portion 1 is scraped-down rice transfer shelf 9
When it is supplied to the rice husks, the light rice husks and dust floating upward are transferred to the start end side of the rice husk wind selection path 17 by the oscillating motion of the sliding rice transfer rack 9 and the compressed air of the compressed air Karao 16. It flows in, is then sent to the end side, and is discharged to the outside of the machine through the suction dust collector 11. In addition, the heavy paddy / brown rice that has settled downward flows into the beginning end side of the slide-down rice wind selection path 10 and is wind-selected, and the mixed rice of heavy paddy / brown rice falls into the slide-out rice receiving trough 12 and is sorted. Is
The comparatively light pomegranate particles are dropped and sorted by the puddle receiving gutter 13. Then, when the sludge-removed rice is subjected to wind separation in the sludge-removal-wind selection passage 10, some rice husks and dusts are removed by the rice husk-separation passage 17, and the remaining less mixed rice of rice and brown rice is removed. However, since it is supplied to the slide-down rice wind selecting passage 10, the slide-down rice can be selected in the slide-down rice wind selecting passage 10, and the selection is good.

Next, the mixed rice dropped into the slide-down rice receiving trough 12 is transferred to one side by a transfer spiral, and then the mixed rice fried machine 4
And is fed to the mixed rice hopper 19 of the mixed rice selection unit 3. Next, the mixed rice sorting unit 3 will be described. The mixed rice sorting unit 3 includes a swing sorting device 20. A large number of sorting irregularities are provided on the plate surfaces of the multi-stage swing sorting plates 21, 21, ..., And the vertical direction from the high supply side to the low discharge side of the swing sorting plates 21, 21 ,. Inclining the direction (the front-rear direction orthogonal to the paper surface of FIG. 1) to make the grains flow, and in the lateral direction (the left-right direction orthogonal to the paper surface of FIG. 1) which is the sorting direction orthogonal to the vertical direction. Also, by tilting, the upper swing side of one side is high and the lower swing side of the other side is low,
The discharge side of the oscillating sorting plates 21, 21, ... Is used as a take-out opening portion for the sorted grains. The rocking sorting plates 21, 21, ... Are arranged so that the lateral direction is along the front-back direction of the machine body (the left-right direction in FIG. 1), and the rocking arm and the rocking device (not shown) are used for the lateral direction. It is configured to reciprocate up and down diagonally.

The mixed rice fed from the mixed rice fried machine 4 to the mixed rice hopper 19 passes through the distribution / supply gutter 22 and the distribution case 23, and is then supplied in a high vertical direction to the rocking sorting plates 21, 21 ,. .. is supplied to the swing selection plates 21, 21, ... From a supply port (not shown) configured on the side and on the lower side in the lateral direction. A brown rice partition plate 24 and a paddy partition plate 25 are provided so as to face the discharge sides of the rocking sorting plates 21, 21 ,. Brown rice, mixed rice having a nonuniform flow distribution in the lateral middle portion, and paddy having a nonuniform flow distribution in the lateral swaying side are separated by brown rice partition plate 24 and paddy partition plate 25, respectively, and taken out.

The brown rice thus taken out is taken out of the machine from the brown rice fried machine 5 behind via the brown rice gutter 26 and the brown rice flow path 27. Further, the mixed rice partitioned by the brown rice partition plate 24 and the paddy partition plate 25 flows down through the mixed rice receiving gutter 28 and the mixed rice flow passage 29a to the slide-out rice receiving gutter 12 to the mixed rice fried machine 4. It is supplied, then fried by the mixed rice fried machine 4, passed through the mixed rice hopper 19, the distribution supply gutter 22 and the distribution case 23, and is again supplied to the rocking sorting plates 21, 21 ,. It will be re-sorted. The paddy separated by the paddy partition plate 25 flows from the paddy receiving trough 29 through the paddy flow path 30 into the paddy fried grain machine 31 and is fried by the paddy fried grain machine 31, and then,
It is configured such that it is returned to the hulling chamber 8 via the hull hopper 6 and again hulled.

Next, with reference to FIG. 5, differences from the embodiment of FIGS. 1 to 4 will be described. When arranging the hulling rolls 7 and 7 in the slidable rice transfer shelf 9, the hulling rolls 7 and 7 are used as hulling rolls having different diameters, and a large diameter hulling roll is provided on the front side of the machine body. −
The hull 7 and the hulling roll 7 having a small diameter are arranged on the rear side. Since the rice is hulled by the hulling rolls 7 and 7, since the rice is slid in this manner, it is slid obliquely rearward and is supplied to the shed rice transfer shelf 9 to transfer the slid rice. Promoted and smoothed. Instead of the sliding-down rice transfer rack 9, a transfer plate that does not swing may be used, and the transfer plate may be configured to be substantially horizontal or slightly inclined downward. Further, the hulling rolls 7 and 7 are hulling rolls having the same diameter, and the front hulling roll is arranged slightly lower than the rear hulling roll, thereby It is also possible to adopt a configuration in which the fallen rice is slid diagonally backward to facilitate the transfer.

Next, with reference to FIG. 6, differences from the embodiment of FIGS. 1 to 4 will be described. When arranging the slide-down rice wind selection path 10 along the vertical direction, the bent parts 10 are provided at two locations.
a and 10b, and a flow-down port to the puddle trough 13 is formed in the middle of the bent portions 10a and 10b. Since it is configured in this way, the slidable rice wind selection path 10 can be lengthened and the bending portion 10a,
By passing through 10b, the pomegranates are favorably dropped and sorted by the puddle receiving gutter 13, the discharge of the pomegranates from the suction dust collector 11 is reduced, and the sorting accuracy can be improved.

Next, with reference to FIG. 7, differences from the above embodiment will be described. Sliding rice transfer shelf 9 below the paddy chamber 8
Is changed to a fixed transfer plate 9a which is horizontal or slightly inclined in the front-rear direction, and a blower part of the compressed air Kara 16 (composed of sirocco fan) faces the transfer start end side of the transfer plate 9a. There is. Then, the slid-off rice slid off by the hulling rolls 7 and 7 is supplied to the slid-down rice wind selecting passage 10 by being promoted to be transported by the force of the slid off and the pressured air of the pressured air sardine 16. ,
The compressed air that has flowed into the slide-down rice wind selection path 10 is
The function of selecting the scraped rice in (1) can also be improved, and the sorting capacity of the scraped rice wind selecting path 10 can be improved.

Next, with reference to FIG. 8, differences from the above embodiment will be described. The pressured Kara Minoo 16 is removed by sliding down rice 1
It is located in the upper space of 2. The compressed-air sardine 16 is configured to suck in dust generated in the rocking / sorting device 20 and blow the dust toward the start end side of the slide-out rice receiving gutter 12. Then,
The dust in the vicinity of the rocking and sorting device 20 is sucked by the compressed air Kara 16 and the working environment in the vicinity of the rocking and sorting apparatus 20 is improved, and the compressed air from the compressed air Kara 16 is slid down and is flowing down to the rice gutter 12. Since it acts on the scraped rice, the sorting ability of the scraped rice wind selecting passage 10 is improved.

Next, with reference to FIG. 9, differences from the above embodiment will be described. The compressed air Karasu 16 is arranged in the lower space on the terminal side of the slide-down rice transfer shelf 9, and the blower opening is opened along the air path direction on the start end side of the slide-out rice gutter 12 to blow air. is there. Therefore, when the compressed air is supplied to the start end side of the slide-down rice wind selection path 10, the slide-down rice from the slide-down rice transfer rack 9 flows toward the end side while being separated well, and is selected well. And the sorting ability is improved.

Next, with reference to FIG. 10, differences from the above embodiment will be described. High-pressure Kara Minoo 16 and Main Motor 3
It is arranged above 2 and in the space below the end side of the sliding rice transfer shelf 9, and the air outlet of the compressed air Kara 16 is opened along the air passage direction on the starting end side of the sliding rice gutter 12. The sliding-down rice transfer rack 9 is configured so as to face the end of the sliding-down rice transfer rack 9 to blow air, and the terminal end side of the sliding-down rice transfer rack 9 is a ventilation part 9a having a large number of small holes. Because it is configured in this way, the compressed wind Kara 16
When the compressed air is blown from the blower opening part of the rice, when passing through the ventilation part 9a of the sliding rice transfer shelf 9, the light rice husks and dusts in the sliding rice float up, and the rice husk selection path 17, suction The heavy paddy-brown rice mixed rice that is discharged to the outside through the dust remover 11 and floats from the ventilation part 9a from the end side of the slide-down rice transfer shelf 9 and selects the slide-down rice wind. It flows into the passage 10 and is handed over to the sorting wind, so that sorting performance is improved.

Next, with reference to FIG. 11, differences from the above embodiment will be described. The swing arms 14 and 14 before and after swinging the slide-down rice transfer rack 9 are formed of plate-like bodies, and an opening 14a (the rear side swing arm 14 is formed by cutting out an intermediate portion thereof). It may have a large number of small holes.). Then, when the suction dust collector 11 rotates, the sorting wind flows into the sliding rice wind selection path 10 from both the left and right lateral sides of the swing arm 14 and the opening 14a, and the sorting wind is substantially even in the left and right direction. Therefore, the selection becomes good.

Next, with reference to FIG. 12, differences from the above embodiment will be described. The swinging arms 14 and 14 before and after swinging the slideable rice transport shelf 9 are made of a plate-like body, and the slideable rice wind facing the rear side surface of the swinging arm 14 on the rear side. The selection path 10 is configured as a ventilation portion 10d such as a net, and dust removing projections 33, 33, ... Are provided on the rear side surface of the rear swing arm 14. With this structure, the swing arm
When the frames 14, 14 swing back and forth, the dust removing protrusions 33,
33, ... Stick against the ventilation part 10d and prevent clogging of dust.

Next, FIG. 13 will be described. Paddy room 8
An oscillating slide-down rice transfer shelf 9 is arranged below the front end of the slide-down rice transfer shelf 9, and a blower opening portion of the compressed-air Kara-no-Mizu 17 faces the start end side of the slide-down rice transfer shelf 9. At the end side of, the scraped rice wind selection route 1
0 and the starting end side of the rice husk wind selecting passage 17 and the end portions of the sliding rice wind selecting passage 10 and the rice husk wind selecting passage 17 communicate with the suction dust collector 11. In addition, in the lower part of the rear side wall of the hulling chamber 8,
By opening a plurality of rice husk discharge ports 34, the rice husk discharge ports 34
Is connected to the rice husk style selection path 17. Reference numeral 35 is a diffusion plate.

Then, the slid rice that has been hulled in the hull chamber 8 is diffused by the diffusion plate 35, and a part of the hull is sucked and discharged to the hull wind selection path 17 through the hull discharge port 34. Also,
A part of the rice husk is the rice husk wind selection path 1 from the end side of the slide-down rice transfer shelf 9.
In combination with flowing to No. 7, it is possible to reduce the rice husks in the deciduous rice supplied to the deciduous rice wind selection path 10 from the end side of the deciduous rice transfer rack 9, and to reduce the deciduous rice wind. It is possible to make room for sorting the scraped rice on the road 10 and improve the sorting efficiency.

Next, FIG. 14 will be described. Paddy room 8
The sliding-down rice transfer shelf 9 that swings is arranged below the sliding-down rice transfer shelf 9, and the diffusion plate 35 is attached to the sliding-down rice transfer shelf 9. Then, the fallen rice slid down from the paddy hull chamber 8 collides with the diffusion plate 35, is diffused, spreads in the left and right width directions, and is transferred by the fallen rice transfer rack 9. Therefore, the height of the machine body can be reduced as compared with the case where the diffusion plate 35 is arranged in the hull chamber 8, which contributes to downsizing of the machine body. If the diffusing plate 35 has a curved surface as shown in FIG. 14 (2), the sliding rice can be smoothly transferred to the transfer end side, and the sliding rice can change its direction at the bending portion. When hulled, hulling is promoted and the removal rate is improved.

Next, FIGS. 15 and 16 will be described. A brown rice partition plate 24 and a paddy partition plate 25 are provided so as to face the discharge sides of the rocking sorting plates 21, 21, ..., Under the brown rice partition plate 24 and the paddy partition plate 25, brown rice is placed. Brown rice gutter 26 and brown rice flow path 27 for taking out, mixed rice gutter 28 and mixed rice flow path 29a for taking out mixed rice, and paddy gutter 29 and paddy path for taking off paddy. 30 are provided for each. An opening 36 is provided in the brown rice flow path 27 so that the brown rice sorting air flows in, and the inflowing brown rice sorting air flows to the suction dust collector 11 through the brown rice dust collecting air passage 37. It is discharged to the outside. In addition, a wind force adjusting port 38 for sucking the adjusting wind is provided in the middle of the brown rice dust collecting air passage 37, and an air intake adjusting valve 39 for adjusting the intake area widely is provided in the wind force adjusting port 38. There is. The intake control valve 39 is interlockingly connected to the brown rice partition plate 24 through the interlocking member 40. When the brown rice partition plate 24 moves to one side to expand the extraction width of the brown rice, the wind force control port 38 The intake area of is adjusted in relation to the narrow side, and a large amount of brown rice sorting air is sucked from the opening 36, so that it is possible to secure a dust absorption capacity corresponding to a large amount of extracted brown rice. Is moved to the other side and the extraction width of the unpolished rice is narrowed, the intake area of the wind force adjusting port 38 is adjusted in relation to the wide side, and a small amount of the sorting air is sucked from the opening 36 to remove the unextracted unpolished rice. Is adjusted in relation to the dust absorption capacity corresponding to. Because it is configured like this,
The dust of brown rice can be removed while preventing the brown rice being taken out from the rocking sorting plates 21, 21, ...

Next, the operation of the embodiment shown in FIGS. 1 to 4 will be described. When performing a hull sorting operation with a hull sorting machine, the rotating parts of the machine body are driven, the hull is laid on the hull hopper 6, and the hull is supplied to the hull chamber 8. Then, the hulled rolls 7 and 7 rotating in opposite directions hull the hulled rice, and the sludge-down rice is supplied to the down-slipped-rice transfer rack 9, and then the down-shifted rice transfer rack 9 is shaken. It is transferred to the end side by the dynamic motion and the compressed air of the compressed air Kara 16. Light rice husks and dust floating above in the rice shavings transferred to the end side of the rice shaving transfer rack 9 flow into the starting end side of the rice husk wind selection path 17, and the suction dust remover 11 is operated. After that, the heavy paddy / brown rice discharged to the outside of the machine and settled downward flows into the start end side of the slide-down rice wind selecting path 10 and is wind-selected. Then, the sorted heavy paddy-brown rice mixed rice falls into the surplus rice trough 12 and the relatively light grain of peat falls into the grain trough 13.

Next, the slid-down rice selected in the slid-down rice receiving trough 12 is fried by the mixed-rice fried machine 4, and the mixed-rice hopper 19,
After passing through the distribution / supply gutter 22 and the distribution case 23, the swing selection plate 2
1, 2, ... Swing selection plates 21, 21, ...
The mixed rice supplied to the rice is sorted by the size of the grain shape, the size of the specific gravity or the difference in frictional resistance by the reciprocal rocking in the horizontal oblique direction. It is separated by the partition plate 24, taken out, passed through the brown rice gutter 26, and the brown rice flow path 27, and taken out of the machine by the brown rice lifting machine 5. Further, the mixed rice that is unevenly distributed in the lateral middle portion of the rocking sorting plates 21, 21, ... Is separated by the brown rice partition plate 24 and the paddy partition plate 25 and taken out, and the mixed rice receiving trough 28,
Mixed rice flow path 29a, mixed rice lifting machine 4, mixed rice hopper 1
9 through the distribution / supply gutter 22 and the distribution case 23 to be supplied to the swing selection plates 21, 21 ,. Further, the non-uniformly distributed paddy on the rocking side of the rocking sorting plates 21, 21, ... Is separated by the paddy partition plate 25 and taken out, and the paddy trough 2
After passing through 9, the paddy channel 30 and the paddy grain elevator 31, the paddy is returned to the paddy chamber 8 and again padded.

[0027]

EFFECTS OF THE INVENTION Since the present invention is constructed as described above, light rice husks and dusts are removed from among the slid-down rice that is hulled by the hulling section 1 and transferred by the slid-out rice transfer rack 9. It floats up and is sucked and removed by the rice husk wind selection passage 17 before the scraped rice wind selection passage 10, and the remaining reduced weight of heavy rice and brown rice is supplied to the slide rice wind selection passage 10, so Good sorting can be performed by reducing the sorting load on the rice wind sorting path 10.

[Brief description of drawings]

[Fig. 1] Cut side view

2 is a plan view

[Fig. 3] Front view of cutting

[Fig. 4] Cutting front view

[Fig. 5] Cut side view

FIG. 6 is a cut side view.

FIG. 7 is a cut side view.

FIG. 8 is a cut side view.

FIG. 9 is a cut side view.

FIG. 10 is a cut side view.

FIG. 11 is a cut front view.

FIG. 12 is a cut side view.

FIG. 13 is a cut side view.

FIG. 14 is a cutting front view.

FIG. 15 is a cutting front view.

FIG. 16 is a side view

[Explanation of symbols]

 1 Rice hulling part 2 Sliding rice wind sorting part 3 Mixed rice sorting part 4 Mixed rice lifting machine 5 Brown rice lifting machine 6 Paddy hopper 7 Paddy roll 8 Paddying room 9 Paddy rice transfer shelf 10 Paddy rice Wind selection path 11 Suction dust collector 12 Sludge-rice receiving gutter 13 Pile receiving gutter 14 Swing arm 15 Swinging device 16 Pressure wind Kara-no-mitsu 17 Rice husk wind sorting path 18 Intake part 19 Mixed rice hopper 20 Swing sorting device 21 Swing selection plate 22 Distribution supply gutter 23 Distribution case 24 Brown rice partition plate 25 Paddy partition plate 26 Brown rice gutter 27 Brown rice flow channel 28 Mixed rice gutter 29 Rice paddy gutter 29a Mixed rice flow channel 30 Paddy flow channel 31 Rice paddy Grain machine 32 Main motor 33 Dust removal protrusion 34 Rice husk discharge port 35 Diffusion plate 36 Opening 37 Brown rice dust suction air channel 38 Wind power control port 39 Intake control valve 40 Interlocking member

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Yukumi Okada 1 Yakura, Tobe-cho, Iyo-gun, Ehime Prefecture Izeki Agricultural Machinery Co., Ltd.

Claims (1)

[Claims] 1. Hulled rice sorting in which the hulled rice that has been hulled by the hulled portion 1 is transferred to and fed to a laterally slidable rice wind selection path 10 by a downwardly oscillating sludge-transferred rice transfer shelf 9 for sorting. In the machine, the blower part of the compressed air Kara Minoh 16 is exposed to the transfer start end side of the slide-down rice transfer rack 9, and the transfer end side of the slide-down rice transfer rack 9 is located in the upper rice husk wind selection path 17. The starting end side and the starting end side of the falling rice wind selecting passage 10 located at the lower side are faced to each other, and the ending side of the sliding rice transfer rack 9 and the rice husk wind selecting passage 17 are attached to each other, and suction dust is discharged. A sorting device for a hulling and sorting machine, which is in communication with the machine 11.