JPS5931343Y2 - Rotary grain sorting device in a rice huller - Google Patents

Description

[Detailed Description of the Invention] The present invention relates to a rotary grain sorting device in a huller.

In other words, the mixed rice after hulling can be sequentially sorted by both the primary and secondary rotating sorting cylinders, and the brown rice can be reliably separated and sorted, and the sorting can be carried out well so that so-called double-picking does not occur. The present invention is provided so that each part can be assembled and configured so that each part is well-positioned with good functionality, and can be suitably implemented.

Next, the embodiment shown in the drawings will be described.

Fig. 1 shows a side view of the entire husking machine, which is constructed by installing a husking section C above one end of a long wind sorting box, and a rotary grain sorting device E above the other side. .

The hulling section C is constructed by connecting an upwardly open supply tank 5 above the dehulling section 4 which houses both deweighing rolls 8, 8; An inclined supply gutter 6 is integrally formed, and a lower opening 9 of the supply gutter 6 is formed to open above the dewall section 4 in line with the lower opening 10 of the supply tank 5. The upper end opening I is formed horizontally so that it is lower than the upper side surface of the supply tank 5 and faces upward.

In the wind sorting box, a suction dust extractor 11 is connected to one end side, and a sorting air passage shelf 1 is connected to the lower part of the wall removal section 4.
2, a No. 2 conveyor 13 is installed halfway down, a mixed rice conveyor 14 is horizontally installed below the sorting air channel shelf 12, and a vertical falling path 15 is formed above the conveyor 14. ,
At the other end, there is a brown rice conveyor 1 below the sloping Ochijinro 16.
7 is installed horizontally, and the rear intake port 18 and the middle upper intake port 19 are installed horizontally.
It is installed so that air is taken in from the conveyors 14.17 and sorting air flows above both conveyors 14.17, and a mixed rice thrower 20 and a brown rice thrower 21 are connected to each other at one end of both conveyors 14.17. do.

The rotary grain sorting device E has two parts inside the case 22, one on top and one on the top.
Both the secondary and secondary rotary sorting cylinders A1 a are constructed so that the lower part of the projecting portion 23 protruding from one end of the upper part of the case 22 is connected to and communicates with the upper end port 1 of the supply gutter 6. The mixed rice thrower 2 is connected to the supply tank 5 and installed at the other end of the upper part of the case 22.
0 so that the upper end portions thereof communicate with each other.

The primary rotary sorting cylinder A in the upper part is formed into a cylindrical shape so that the supply side A and the discharge side opening at both ends are open, and the inner peripheral surface of the cylinder from the end of the supply side A to the middle of approaching the discharge side opening is A large number of recesses 1 are formed, each having a size large enough to fit brown rice, and a rope part 2 that allows only brown rice to leak out is installed in a certain length range near the discharge side opening. A boss 26 supported by an arm 25 is installed at the center of the end of the case 22, and a rotating shaft 27 that is fitted and fixed to the boss 26 is mounted on metals 28, 28 at both ends of the case 22. A pulley 30 is fixedly installed at the outer end of the rotary sorting cylinder A on the supply side A, and compatible bearing rings 31 and 31, which are axially mounted in the case 22, are installed on both sides of the lower part of the rotary sorting cylinder A on the supply side A so that they can be joined and supported. A delivery gutter 32 from the tank 24 is provided inside the supply side end, and a discharge gutter 32 is installed so that the end of the discharge side port is located above the upper lower end. A brush 33 for preventing clogging is installed and configured in contact with the upper part.

The conveyance receiving gutter B installed inside the rotary sorting cylinder A has a recess 1.
A spiral conveyor 34 is installed in the portion of the rotating shaft 27 in the conveyor receiving gutter B, and the rotary sorting cylinder The side hood of the conveyance receiving trough B extending toward the upper inner surface of A is constructed by connecting a gate valve 36 close to the inner surface thereof and capable of rotating around a support shaft 35.

The short lower secondary rotary sorting cylinder A corresponding to the length of the rotary sorting cylinder A excluding the rope part 2 has a structure in which both ends of the discharge side opening are open to the supply side and a large number of recesses 1 are formed on the inner circumferential surface. Then, similarly to the above configuration, the rotating shaft 3 supported by the metal 37.
The boss 40 at the tip of the arm 39 is fitted and fixed to the inner conveyor receiving gutter with one end fixed to the case 22 side.
A spiral conveyor 41 wrapped around the conveyor belt 8 can be seen, a gate valve 42 is rotatably connected to the side of the conveyor receiving gutter, and compatible bearing rings 43, 43 are provided on both sides of the lower part of the supply side C. Join and compose.

In addition, a downward falling gutter 2 is formed by the inner surface of the case 22 and the guide support plate 44 in a space below the rope section 2 in the primary rotating sorting cylinder A at the rear of the discharge side of the secondary rotating sorting cylinder a. , the falling gutter 2 is installed so that the falling path 15 in the wind sorting box is located below it, and the rotary sorting cylinder a
A guide plate 45 is provided obliquely from the lower part of the discharge side 2 to the fall path 15 side, and a downward gutter 46 is connected to the terminal end side of the conveyance receiving gutter B.
The lower opening of the rotary sorting cylinder a is installed so that it faces inward on the supply side C, and the gutter 47 that communicates with the terminal end of the conveyance receiving gutter is installed so that it communicates with the falling path 16 in the wind sorting box. Configure.

A belt 49 is wound around the pulley 48 at the end of the rotary shaft 38 and the pulley 30, and the belt 49 is installed so that transmission can be carried out by a belt pulley 51 from a gear box 50 below.

Note that feeding blades for transporting grains in the axial direction are attached to the inner circumferential surfaces of both rotary sorting cylinders A, a, but are not shown.

When paddy is supplied to the supply tank 5 during operation, the rice is dehulled by both dehulling rolls 8, 8 of the dehulling unit 4, and the dropped rice is screened, and when the mixed rice falls onto the conveyor 14, it is transferred to the mixed rice slotter. -20, it jumps up to the tank 24 and is supplied into the primary rotary sorting cylinder A from the delivery gutter 32.

Then, as shown by the arrow H in FIG. 4, the brown rice comes into engagement with the recess 1 of the rotating rotary sorting cylinder A and is lifted upward, and the brown rice passing between the tip of the gate valve 36 and As shown in , the paddy falls into the conveyor receiving trough B, and the paddy is not lifted, but even if it is lifted, it is blocked by the partition plate 36 and falls, and the paddy is sent in the direction of the arrow G, and the paddy reaches the rope section 2. Then, the remaining uncooked rice leaks through the rope section 2 and falls into the drop trough 3, and the paddy sent out from the discharge side port falls into the supply trough 6 from the lower end of the upper end, and then returns to the drop trough 4. supplied to

On the other hand, the brown rice etc. that have fallen into the conveyor receiving gutter B are sent by the spiral conveyor 34 in the direction of the arrow H and supplied from the gutter 46 into the secondary rotary sorting cylinder a, where they are again sorted and sorted in the same way. The mixed rice is sent as shown by the arrow, flows out from the discharge side 2, joins with the brown rice from the falling gutter 3, falls from the falling path 15 to the mixed rice conveyor 14, and is recycled again by the mixed rice thrower 20. It is jumped up into the tank 24 and re-sorted.

The brown rice that has fallen into the conveyor receiving gutter is conveyed in the direction of the arrow N by the spiral conveyor 41, and is dropped from the gutter 47 through the gutter path 16 to the brown rice conveyor 17, where it is taken out of the machine by the brown rice thrower 21. .

In this way, the present invention has a structure in which the inner periphery of the upper and lower primary and secondary rotary sorting cylinders A, a, which are internally connected to the primary and secondary transport receiving troughs B, b, which receive and transport brown rice, are communicated with each other. A large number of recesses 1 are formed on the surface, the size of which allows brown rice to be inserted.
A rope part 2 that can leak brown rice is integrally formed on the circumference of the discharge side opening of the primary rotary sorting cylinder A, and the discharge side opening of the secondary rotary sorting cylinder A is formed shorter than the primary rotary sorting cylinder A. The rope portion 2 on the peripheral surface
Since a falling gutter 3 is formed in the space below, the mixed rice after hulling is transferred to both the primary and secondary rotating sorting cylinders A.
, a can be sequentially sorted and the brown rice can be separated and sorted reliably and well, so that no brown rice remains in the raw rice sent from the primary rotating sorting cylinder A to the hulling side, that is, no double shear occurs. Brown rice can be well separated and sorted from the coarse raw rice by the strainer rope part 2, and the lower secondary rotating sorting cylinder a is shortened, and a falling gutter 3 below the rope part 2 is arranged behind the discharge side 2. It has the advantage of being able to provide a structure in which each part is well-positioned with good functionality, and can be suitably implemented.

[Brief explanation of the drawing]

The drawings show an embodiment of the present invention, in which Fig. 1 is a side view of the entire hull sorting machine, Fig. 2 is a sectional view thereof, Fig. 3 is an internal view of a part of the rotary sorting cylinder, and Fig. 4 is a side view of the entire hull sorting machine. FIG. 2 is a side sectional view of a portion of FIG. 1; B, b... Conveyance gutter, A, a... Rotating sorting cylinder, 1... Concavity, mouth, 2... Discharge side, 2... ... Tsunabe, 3 ... Falling gutter.

Claims (1)

[Scope of utility model registration request] Primary and secondary transport receiving troughs B that receive and transport brown rice;
The upper and lower primary and secondary rotary sorting cylinders A are internally connected to each other and communicate with each other, and the inner circumferential surface of a is formed with many recesses 1 large enough to fit brown rice. A rope part 2 capable of leaking brown rice is integrally formed at the discharge side opening of A, and the rope part 2 is integrally formed at the discharge side opening of the secondary rotary sorting cylinder a, which is formed shorter than the primary rotary sorting cylinder A. A rotary grain sorting device in a huller sorting machine, characterized in that a falling gutter 3 is formed in the space below.