JPH01281186A - Cleaning apparatus of grain sorter - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Detailed Description of the Invention] [Field of Industrial Application] The present invention is directed to a grain sorting device for sorting mixed rice of paddy and brown rice using a rotating sorting cylinder having a large number of pot holes on the inner circumferential surface. can be used.

[Prior art]

A finishing rice gutter for receiving unpolished rice is installed in a rotating sorting cylinder that has a large number of pot holes on its inner circumferential surface and rotates around a horizontal axis, and removes dust in the pot holes of this rotating sorting tube. for,
There is one that blows air out of the spout to clean the pot hole.

[Problems to be solved by the invention] This type of conventional cleaning device had a problem in that it was not possible to uniformly clean the entire longitudinal direction of the rotary sorting tube from the supply side to the discharge side. .

Therefore, the present invention attempts to uniformly clean the rotary sorting tube in the longitudinal direction by uniformly jetting cleaning air into the holes in the longitudinal direction of the five-rotation sorting tube.

[Means to solve the problem]

The technical means of the present invention for solving such technical problems is that the rotary sorting cylinder 11, which has a large number of pot holes on its inner circumferential surface and rotates around a horizontal axis, has a container for receiving finished brown rice. A rice gutter 16 is disposed near the upper part of the inner peripheral surface of the rotary sorting tube 11, and includes a cleaning pipe 23 along the longitudinal direction and ejection holes 24, 24. ...
A cleaning device 25 consisting of a cleaning pipe 23 is provided with a cleaning device 25 composed of jet holes 24, 24 . The shape of ... is the air blower device 2.
The cleaning device for the grain sorting device is characterized in that the side closer to 6 is made larger and the side farther away is smaller.

[Function and effect of the invention]

・When cleaning the pot hole of rotary sorting @11, use the blower device 2.
Air is blown from the cleaning pipe 23 through the blowout holes 24.24.・
The cleaning work is carried out by blowing air into the pot hole of the rotary sorting tube 11 from the blow-off holes 24, 24, . ... is configured so that the side closer to the blower 26 is larger and the side farther away is smaller, so that the amount of air blown out is equalized in the longitudinal direction from the supply side to the discharge side of the rotary sorting cylinder 11. This makes it possible to uniformly clean the pot holes in the entire longitudinal direction of the rotary sorting cylinder 11.

〔Example〕

Embodiments of the invention shown in the drawings will be described below.

First, the structure of the embodiment will be described. Reference numeral 1 denotes a husking section, and this husking section 1 is connected to a paddy tank 2. A pair of undressing rolls 3
, 3 etc. Reference numeral 4 denotes a sludge rice wind selection path, in which the sloughed rice from the rice pudding section 1 is sorted by the sorting wind generated by the suction fan 5 in front, and the rice husks are transported from the suction fan 5 to the dust exhaust pipe 6 to the outside of the machine. The mixed rice of brown rice and paddy falls into the sliding rice receiving gutter 7 below, and the mixed rice that has fallen into the sliding rice receiving gutter 7 is mixed by the mixed rice lifting machine 8 through the mixed rice tank 9. The rice is transported to the starting end of a supply gutter 14 which also serves as a rice receiving gutter.

Reference numeral 1o denotes a sorting case, and inside the sorting case 10 there is a supply end (see Fig. 2 (on the right side in FIG. 2) and the discharge side end (on the left side in FIG. 2) are rotatably supported by drive rollers 12.12. A supply gutter 14 with a feed helix 13 and a finishing rice gutter 16 with a finished rice helix 15 are horizontally disposed inside the rotary sorting cylinder 11.

In arranging the supply gutter 14 and the finished rice gutter 16 inside the rotary sorting tube 11, the supply gutter 14 is placed on the pumping side of the rotary sorting tube 11 rotating from the bottom to the top, as shown in FIG. The finished rice machine 16 is disposed on the side of the rotary sorting cylinder 11 that rotates from above to below, and the mixed rice drawn up through the pot hole of the rotary sorting cylinder 11 falls into the supply gutter 14 and is supplied by the supply helix 13. It is configured to be transferred to the terminal side of the gutter 14, and the supply gutter 14 also functions as a mixed rice receiving gutter. The discharge side end of the finishing rice gutter 16 is connected to the finishing rice flow lower cylinder 1.
7. The finished rice is connected to the finished rice receiving trough 19 via the finished rice flow grain plate 18, and the finished rice is wind-selected while falling from the finished rice flow lower tube 17 and the finished rice flow grain plate 18 to the finished rice receiving trough 19. Been,
The brown rice that has flowed down to the finished rice receiving trough 19 is taken out of the machine via the finished rice lifting machine 20.

At the discharge side end of the rotary sorting cylinder 11, there is a paddy lifting cylinder 21.
The unhulled rice flowing into the paddy lifting cylinder 21 from the discharge side end of the rotary sorting cylinder 11 is fried and returned to the reduced paddy tank 23 of the part 1 where it is fed by a paddy return machine 22. ing.

Next, a cleaning device for the pot hole of the rotary sorting tube 11 will be explained. A cleaning pipe 23 is arranged along the longitudinal direction close to the upper part of the inner peripheral surface of the rotary sorting cylinder 11, and this cleaning pipe 2
3 along the longitudinal direction.

In addition, there are jet holes 24, 24, which can jet air into the pot hole of the rotary sorting cylinder 11. ..., and the cleaning pipe 23 and the jet hole 24 constitute a cleaning device 25.

Then, a blowing bag @26 is connected to one end of this cleaning pipe 23, the other end side of the cleaning pipe 23 is closed, and this blowing hole 2
4,24. The shape of the cleaning pipe 23 is such that the side closer to the blower 26 is larger and the side farther away is smaller, and the ejection holes 24, 24 . It is constructed so that approximately uniform air is blown out from... Note that this ejection hole 24,
24,... may be configured in a long groove shape, and
Spout holes 24, 24. When configuring the size of..., the size may be changed from small to large in stages.

Next, the operation of the embodiment will be explained. When carrying out the hulling operation, the rice grains are supplied to the rice tank 2, and each rotating part of the hulling machine is driven. Then, the paddy supplied from the paddy tank 2 to the husking section 1 is subjected to a shedding action, the husked rice is sorted by the sloughed rice wind sorting path 4 below, and the rice husks are discharged from the dust exhaust pipe 6 to the outside of the machine. Ru.

The mixed rice of brown rice and paddy falls into the sliding rice receiving trough 7, and is lifted up and supplied to the starting end side of the supply trough 14 on the rotary sorting cylinder 11 side via the mixed rice tank 9 by the mixed rice lifting machine 8. The feed helix 13 in the feed gutter 14 supplies the feed to the feed side end of the rotary sorting cylinder 11 .

The mixed rice is then pumped up through the pot hole of the rotary sorting cylinder 11, which is rotating clockwise in FIG.

The brown rice falls into the finished rice gutter 16, the mixed rice of paddy and some brown rice falls into the feed gutter 14 and is sorted, and the unsorted mixed rice that falls into the feed gutter 14 is sent to the feeding machine by the feed helix 13. 14
From the conveyance terminal end thereof, the material is supplied again into the rotary sorting tube 11 and is re-sorted.

In addition, brown rice that has fallen into the finishing rice gutter 16 is removed from the finishing rice helix 1.
At step 5, the rice is conveyed to the finishing rice flow lower pipe 17, passing through the finishing rice grain board 18 and falling into the finishing rice receiving trough 19, where it is sorted by a sorting wind and taken out of the machine by the finishing rice lifting machine 20. be.

The sorted paddy sent to the discharge side end of the rotary sorting cylinder 11 is
The paddy flows into the paddy lifting cylinder 21, is fried in the paddy lifting cylinder 21, flows into the paddy return gutter 22, is returned to the shedding section 1, and is again subjected to the shedding action in the shedding section 1. .

The hulling and sorting work is carried out as described above.
When cleaning the pot hole of the rotating sorting cylinder 11.

Air bag r! Air is blown from the blowout holes 24, 24.126 of the cleaning pipe 23. The cleaning work is carried out by blowing air into the pot hole of the rotating sorting cylinder 11 from the blowing holes 24, 24, . ... are configured so that the side closer to the blower 1126 is larger and the side farther away is smaller, so that the ejection holes 24 in the longitudinal direction of the cleaning pipe 23,
24. The amount of air ejected from ... is equalized, the cleaning of the pot hole in the entire longitudinal direction of the rotary sorting tube 11 is made equal, and the sorting efficiency is uniformly increased in the entire longitudinal direction of the single rotation sorting tube 11. It is something that can be done.

[Brief explanation of the drawing]

The drawings show an embodiment of the present invention, and FIG. 1 is a perspective view, FIG. 2 is a cutaway rear view, and FIG. 3 is a cutaway rear view of main parts. Explanation of symbols 1 Slipping section 2 Paddy tank 3 Slipping roll 4 Slipped rice wind sorting path 5 Suction fan 6 Dust exhaust tube 7 Slipped rice catcher 8 Mixed rice lifting machine 10 Sorting case 11 Rotating sorting cylinder 12 Drive roller 1
3 Supply helix 14 Supply gutter 15 Finishing rice helix 16 Finishing rice gutter 17 Finishing rice flow lower tube 18
Finished rice flow grain plate 19 Finished rice receiving gutter 20 Finished rice grain lifting machine 21 Paddy lifting cylinder 22 Paddy return gutter 23
Cleaning pipe 24 Spout hole 25 Cleaning device 2
6. Blower device number! 2. Moya 3g Procedural correction belt movement type) % type % 2. Name of the invention Grain sorting device cleaning device 3. Relationship with the person making the amendment Patent applicant Postal code 799-26 Address Ma, Matsuyama City, Ehime Prefecture Honmachi 700 address name
(012) Iseki Agricultural Machinery Co., Ltd., □1
□ Representative Masaaki Iseki Phone: Patent Department (0899) 57-33114 Date of amendment order December 24, 1988 January 26, 1988 (starting gate) 6. Contents of amendment (1) Attachment As attached 7. List of attached documents (1) Drawings (Fig. 2, Fig. 3) 1 or more copies Fig. 3

Claims (1)

[Scope of Claims] [1] A finishing rice gutter 16 for receiving brown rice is disposed inside the rotary sorting cylinder 11, which has a large number of pot holes on its inner peripheral surface and rotates around a horizontal axis. Near the upper part of the inner circumferential surface of the rotary sorting tube 11, a cleaning device 25 comprising a cleaning pipe 23 extending in the longitudinal direction and ejection holes 24, 24, . . . extending in the longitudinal direction of the cleaning pipe 23 is installed. The shape of the blowing holes 24, 24, . . . of the cleaning pipe 23 is
A cleaning device for a grain sorting device, characterized in that the side closer to the grain is larger and the side farther away is smaller.