JPS6331582A - Cereal grain selector - Google Patents

Abstract

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

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention relates 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 its inner circumferential surface. It is something.

[Prior art]

Some types have a finishing rice trough for receiving brown rice arranged inside a rotary sorting cylinder that has a large number of pot holes on its inner circumferential surface and rotates around a horizontal axis.

[Problems to be Solved by the Invention] This conventional device had a problem in that the pot holes in the single-rotation sorting cylinder were clogged with grains, reducing the sorting efficiency.

Therefore, the present invention aims to clean the grains and dust clogged in the pot holes of the rotary sorting tube and to facilitate the post-processing of the grains and dust taken out from the pot holes.

[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 about a horizontal axis, has finished rice 4i116 for receiving brown rice. A small rice gutter 24 is arranged on the side of the finishing rice gutter 16 that rotates from above to downward of the rotating sorting cylinder 11.
are provided adjacent to each other, and an on-off valve 25 is provided between the finishing rice gutter 16 and the small rice gutter 24, and the upper end of the small rice gutter 24 is capable of contacting the pot hole in the inner peripheral surface of the rotary sorting cylinder 11. Cleaning tool 2
The structure of the grain sorting device is provided with the following.

[Function and effect of the invention]

The brown rice that has been pumped up through the pot hole of the rotating sorting tube 11 falls into the finishing rice gutter 16 and is sorted.
At the upper end of the small rice gutter 24 provided adjacent to the rotating side of the rotating sorting tube 11 from above to below, there is a cleaning device that can come into contact with the pot hole on the inner peripheral surface of the rotating sorting tube 11. Since the tool 26 is provided to clean small grains and dust stuck in the pot hole of the rotary sorting tube 11, the rotary sorting tube 11 can perform the sorting work efficiently, and
The small grains and dust taken out by the cleaning tool 26 are stored in the rice gutter 24 during the operation and are not circulated into the rotary sorting tube 11 again, so that the urn hole of the rotary sorting tube 11 is not clogged and one sorting operation can be completed. After finishing, finish rice gutter 16 and small rice gutter 24
By opening the on-off valve 25 provided between
The small grains and dust taken out from the pot hole by the cleaning tool 26 flow into the finishing rice gutter 16 and can be taken out of the machine through the wind selection part of the brown rice removal route from the finishing rice gutter 16.
The grains taken out by the cleaning tool 26 can be efficiently post-processed.

〔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 paddy removal section, and this removal section 1 is connected to a paddy tank 2. A pair of depu rolls 3
, 3, etc. Reference numeral 4 denotes a sloughed rice wind sorting path, in which the sloughed rice from the husking section 1 is sorted by the sorting air generated by the suction fan chamber 5 in front, and the rice husks are passed from the suction fan chamber 5 through the dust exhaust pipe 6. Discharged outside the machine, the mixed rice of brown rice and paddy falls into the sliding rice receiving trough 7 below, and the mixed rice that has fallen into the sliding rice receiving trough 7 is transferred to the mixed rice tank 9 by the mixed rice lifting machine 8. The rice is then conveyed to the starting end of a supply gutter 14 which also serves as a mixed rice receiving gutter.

Reference numeral 10 denotes a sorting case, and inside the sorting case 10, a rotary sorting tube 11 having a large number of pot holes on its inner circumferential surface is provided with a feed side end (in FIG. The right side) and the discharge side end (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, as shown in FIG. In addition, the finishing rice gutter 16 is arranged on the side that rotates from the top to the bottom of the rotary sorting tube 11, so that the mixed rice scooped up by the pot hole of the rotary sorting 1ill falls into the supply gutter 14, and is collected by the feed helix 13. It is configured to be transferred to the terminal end of the supply gutter 14, and the feed 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.

A pumping cylinder 21 is connected to the discharge side end of the rotary sorting cylinder 11. Reference numeral 22 indicates a paddy return value, and the upper end of the paddy return value 22 extends to a position below the pumping of the pumping cylinder 21 on the side of the rotary sorting cylinder 11 to remove the paddy that has been pumped upward by the pumping cylinder 21. , has a function of returning to the de-peeling section 1.

23 is a reduced species, and this reduction [23 is a one-rotation sorting tube 11
The finished rice trough 16 is arranged at an angle below the feed trough 14 in the inner part, and the finished rice trough 16. The grains that do not reach the mixed rice gutter 14, that is, the grains that are mixed with a relatively large amount of brown rice, are received and guided down from the rotation front side of the rotating sorting tube 11 to the rotation rear side, and are passed through the rotating sorting tube 1.
The fluidized bed of grains to be sorted formed by the rotation of step 1 is caused to flow backward in the rotational direction than the rearward portion of the fluidized bed in the rotational direction, and the grains mixed with a relatively large amount of brown rice have an opportunity to fit into the pot hole. This function has the function of increasing the efficiency of collecting brown rice into the finishing rice gutter 16. This reduced species 23 is one-rotation sorting cylinder 1
It is arranged from the middle part of 1 to the discharge side,
This reduction [23] may be arranged only on the discharge side portion of the rotary sorting tube 11.

In addition, a small rice gutter 24 is provided adjacent to the side of the finishing rice gutter 16 that rotates from the top to the bottom of the rotary sorting cylinder 11, and an on-off valve 25 is provided between the bottoms of the finishing rice gutter 16 and the small rice gutter 24. A cleaning tool 26 consisting of a brush that can come into contact with the pot hole on the inner circumferential surface of the rotary sorting cylinder 11 is provided at the upper end of the small rice gutter 24. The cleaning tool 26 may be configured to be adjustable between a state in which it is in contact with the inner circumferential surface of the rotary sorting cylinder 11 and a state in which it is separated by expanding and contracting the rice gutter 24.

Next, the operation of the embodiment will be explained. When carrying out hulling work, the rice grains are supplied to the paddy tank 2.

Drives each rotating part of the huller. Then, the paddy supplied from the paddy tank 2 to the shedding section 1 is subjected to a shedding action.

The fallen rice is sorted in the lower fallen rice wind sorting path 4, and the rice husks are discharged from the dust pipe 6 to the outside of the machine. 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 of the supply 914 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 gutter 14 supplies the feed to the feed side end of the rotary sorting tube 11 .

Next, the mixed rice is pumped up through the pot hole of the rotary sorting tube 11 which is rotating clockwise in FIG. teeth,
The unsorted mixed rice that falls into the supply 4i 114 and is sorted and falls into the supply gutter 14 is fed again into the rotary sorting tube 11 from the conveyance end of the feed gutter 14 by the supply helix 13 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 finished rice flow lower pipe 17, passed through the finished rice flow grain plate 18, and falls into the finished rice receiving trough 19, where it is sorted by a sorting wind and taken out of the machine by the finished rice grain lifting machine 20. .

The sorted paddy sent to the discharge side end of the rotary sorting cylinder 11 is
The paddy enters the pumping cylinder 21, is pumped up by the pumping cylinder 21, falls into the upper paddy return gutter 22, is returned to the shedding section 1, and is again subjected to the shedding action in the shedding section 1.

As described above, the hulling and sorting work is performed, and the brown rice that has been pumped up through the pot hole of the rotating sorting cylinder 11 falls into the finishing rice gutter 16 and is sorted. At the upper end of the small rice gutter 24 provided adjacent to the side that rotates from the top to the bottom of the cylinder 11, there is a cleaning tool 2 that can come into contact with the pot hole in the inner peripheral surface of the rotary sorting cylinder 11.
6 is provided, and small grains and dust clogged in the pot hole of the rotary sorting tube 11 are cleaned and taken out, so clogging of the pot hole of the rotary sorting tube 11 is prevented, and sorting work can be carried out efficiently. In addition, the small grains and dust taken out by the cleaning tool 26 are stored in the rice gutter 24 during the operation and are not circulated into the rotary sorting tube 11 again, so they can By opening the on-off valve 25 installed between the finished rice gutter 16 and the small rice gutter 24 after the sorting work is completed, small grains and dust removed from the pot hole by the cleaning tool 26 can be removed. Flowing into the finishing rice gutter 16,
When the rice is taken out from the finished rice gutter 16, it can be taken out of the machine in a clean state through the wind selection part of the unloading route of the brown rice, and the post-processing of the grains cleaned with the cleaning tool 26 can be efficiently performed. It is something that can be done.

[Brief explanation of drawings]

The drawings show an embodiment of the invention, and FIG. 1 is a cutaway rear view, and FIG. 2 is a cutaway side view. Explanation of symbols 1 Dehulling section 2 Paddy tank 3 Peeling roll 4 Slipped rice wind sorting path 5 Suction fan room 6 Dust exhaust tube 7 Slipped rice catcher 8 Mixed rice lifting machine 10 Sorting case 11 Rotating sorting tube 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 board 19 Finished rice receiving gutter 20 Finished rice grain lifting machine 23 Reduction shelf 24 Small rice gutter 25 Opening/closing valve 26 Cleaning tool

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. A small rice gutter 24 is provided adjacent to the side of the finishing rice gutter 16 that rotates from above to below the rotating sorting cylinder 11, and an on-off valve 25 is provided between the finishing rice gutter 16 and the small rice gutter 24. At the upper end of 24 is a cleaning tool 26 that can come into contact with the pot hole on the inner peripheral surface of the rotary sorting cylinder 11.
A grain sorting device equipped with