JPS6197043A - Automatic changeover method and device in rice-hulling cereal selector - 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 relates to an automatic switching method and device in a hulling and grain sorting device.

(Prior art) A paddy supply conveyor is installed at the bottom of the conventional paddy supply tank, a paddy elevator is installed on the discharge side of the paddy supply conveyor, the paddy elevator supplies the rice to the huller, and the huller supplies the rice to the paddy shaking sorter. There is a known method in which the rice is sorted and granulated at a good rice outlet, and brown rice is stored in a storage tank and waste rice is stored in a storage tank (means for solving the problem). In the above-mentioned known method, the flow path can be automatically switched when the sorting is not complete.
The mixed rice produced by hulling with the huller @io is supplied to the paddy shaking sorter 15 from the mixed rice outlet 14 and is separated into unhulled rice and brown rice, and is taken out from the brown rice outlet 19 of the sorter 15. When it is only brown rice, it is guided to the grain sorter 25, and when it is mixed with unhulled rice, it is guided to the return tank 26. The mixed rice in the return tank 26 is guided to the grain sorter 25. Hulling grain sorting device that detects the amount of unhulled rice by a sorting sensor 38, and when the amount of unhulled rice is small, guides the rice to the distribution device 16 of the sorter 15, and when the amount of unhulled rice is large, guides it to the huller 10 for processing. The automatic switching method in , and the unhulled rice is supplied from the discharge gutter 8 of the paddy elevator 6 to the huller 10 via the rice storage tank 9, and the mixed rice hulled by the huller 4i110 is processed by the huller [
The mixed rice is supplied from the mixed rice outlet 14 to the oscillating rice sorting machine 15 for sorting, and the rice oscillating sorting machine 15
i! The brown rice outlet 19 of No. 15 is connected to the brown rice elevator 1121, and the grain sorter 25 and return tank 26 are connected to the discharge gutter 23 of the elevator 21 via the switching valve 24.
A flow path switching valve 27 is provided at the bottom of the paddy oscillating sorting I! 15 and the huller 10 are connected,
The valve 27 is an automatic switching device in the hulling grain sorting device, which is switched by a color sorting sensor 38 provided in the tank 26 described in iii.

One embodiment of the present invention will be described with reference to the drawings. Reference numeral 1 denotes a paddy supply tank, an opening/closing shutter 3 is provided at its discharge port 2, and a horizontally moving paddy supply conveyor 4 is provided below the discharge port 2. 5 is a motor that rotates the paddy supply conveyor 4. The discharge end of the paddy supply conveyor 4 faces the loading lower of the paddy elevator 6. A paddy storage tank 9 is provided at the upper part of the paddy elevator 6 via a discharge gutter 8. A huller 10 is provided at the bottom of the rice storage tank 9.

11 is the rice husk outlet of the rice huller 10, and the rice husks are taken out by a suction blower.
12 and removed by suction.

Reference numeral 13 denotes an unripe grain outlet of the huller 10, through which immature rice is removed from the system. Reference numeral 14 is a mixed rice takeout port of the huller @ 10, and the mixed rice flows into the grain shaking sorter 15. 16 is the paddy shaking sorter 1
This is a distribution device that distributes mixed rice to each stage of sorting plates.

17 is the unhulled rice outlet of the unhulled rice shaking sorter 15, which is the unhulled rice outlet 1.
The unhulled rice taken out from 7 is returned to the hopper 18 of the unhulled rice elevator 6.
will be returned to. The rice shaking sorter 15 is provided with a brown rice outlet 19.

A color sensor 20 is provided at the brown rice outlet 19. The brown rice take-out port 19 is connected to the loading port 22 of the brown rice elevator 21. 2
3 is a discharge gutter 23 of the elevator 21, which is connected to a switching valve 24. The switching valve 24 is linked with the color sensor 20, and when only brown rice is discharged from the brown rice outlet 19, the grain selection Ia is selected.
Switch the switching valve 24 in the direction of 25, and open the brown rice outlet 19.
When more unhulled rice is mixed and discharged, the flow path is automatically switched to the return tank 26.

A flow path switching valve 27 is provided at the bottom of the return tank 26,
The flow path switching valve 27 and the distribution device 16 and the flow path switching valve 27 and the return hopper 18 are switched and connected. The flow path switching valve 27 switches the flow path depending on the amount of unhulled rice in the return tank 26 using a color selection sensor 38 provided in the return tank 26.

Reference numeral 28 is a waste rice outlet of the grain sorter @25, which is connected to a loading port 30 of the waste rice elevator @29. 31 is a good rice take-out port of the grain sorter 25, which is connected to a loading port 33 of a good rice elevator 32. 34 is a discharge gutter of the rice elevator 32 and is connected to the storage tank 35. 36
Is the waste rice lifted and lowered [P connected to the storage tank 37 by the discharge gutter of 29? tJ tank 35 has a level switch 39.

The storage tank 37 is provided with a level switch 40, and the level switch 39 and the level switch 40 are connected to the opening/closing shutter 3 or the motor 5, and the storage tank 35
．． When 37 is full, the supply will be automatically stopped.

(effect) Next, we will discuss the effect.

Paddy rice is stored in the paddy supply tank 1, and when the shutter 3 is opened and the paddy rice is dropped from the discharge port 2 onto the paddy supply conveyor 4, it is supplied to the tensioning lower by the rotation of the motor 5, and ascends inside the paddy elevator 6. The paddy is then supplied from the discharge gutter 8 to the paddy storage tank 9. When the amount stored in the paddy storage tank 9 reaches a fixed amount, the rice husks are gradually supplied to the hulling section of the huller 1110 to be hulled, and the rice husks are sucked by the suction blower 12 from the chaff outlet 11 and discharged outside the machine. The immature rice is taken out from the immature grain outlet 13, and the mixed rice is supplied to the distribution device 16 from the mixed rice outlet 14, distributed to the sorting plates of each stage of the paddy shaking sorter 15, and shaken sorted.

The unhulled rice discharged from the unhulled rice take-out o17 of the unhulled rice oscillating sorter 15 is returned to the return hopper 18 of the unhulled unhulled elevator 6.
The rice rises again through the discharge gutter 8, passes through the paddy storage tank 9, and reaches the hulling machine 10, where it is circulated to remove the hulled rice.

Brown rice is taken out from the brown rice take-out port 19 of the paddy shaking sorter Ja15, flows into the loading port 22 of the brown rice elevator 21, and flows into the switching valve 24 from the discharge gutter 23. The +A switching valve 24 is automatically switched by a color sensor 20 attached to the brown rice outlet 19.
When unhulled rice is mixed in the brown rice flowing out from 9, it is detected by a color sensor 20, a switching valve 24 is automatically switched, and the rice is allowed to flow into a return tank 26.

A flow path switching valve 27 is also attached to the discharge part of the return tank 26, and the flow path switching valve 27 is connected to the return tank 2.
Switching is performed by a color selection sensor 38 provided at 6. That is,
When there is a large amount of unhulled rice, return it to the return hopper 18,
When the amount of unhulled rice is small, it is switched to return the unhulled rice to the oscillating rice sorter 15.

When the brown rice flowing out from the brown rice outlet 19 does not contain unhulled rice, the color sensor 20 switches the switching valve 24 in the direction of the grain sorter 25.
The 6-grain sorter 25 is a rice sorter that separates the grains by introducing rice into the grains.
The scrap rice taken out from the scrap rice outlet 28 of No. 5 is transferred to the scrap rice elevator 2.
9 flows into the filling port 30 and is stored in the storage tank 37 via the discharge gutter 36. The grain rice taken out from the good rice take-out port 31 of the grain sorter 25 flows into the loading port 33 of the good rice elevator 32, moves up the good rice elevator 4, '132, and then is stored in the storage tank 35 through the discharge gutter 34. be done.

However, when the storage amount in the storage tank 35 reaches a fixed amount,
The level switch 39 detects this and automatically stops the motor 5 or automatically closes the opening/closing shutter 3. The same applies to the level switch 40.

(Effects) Conventionally, a paddy supply conveyor was installed at the bottom of the paddy supply tank, a paddy elevator was installed on the discharge side of the paddy supply conveyor, and the paddy elevator was supplied to the huller, and the huller was supplied to the paddy shaking sorter. It is well known that rice grains are sorted at a good rice outlet, brown rice is stored in a storage tank, and scrap rice is stored in a storage tank. The mixed rice is supplied from the mixed rice outlet 14 to the paddy shaking sorter @i5, where it is sorted into paddy rice and brown rice. The mixed rice in the return tank 26 is guided to the sorting machine 25, and when the amount of unhulled rice is suitable, it is guided to the return tank 26. An automatic switching method in a hulling grain sorting device, in which when the amount of unhulled rice is small, it is guided to the distribution device 16 of the sorter 15, and when there is a large amount of unhulled rice, it is guided to the huller a10 for processing, and the unloading of the unhulled rice lifter 6 Hulled rice is supplied from the gutter 8 to the huller 10 through the rice storage tank 9, and the mixed rice hulled by the huller 10 is supplied from the mixed rice outlet 14 of the huller 10 to the grain shaking sorter 15. In this device, the brown rice take-out port 19 of the shaking paddy sorter 15 is connected to a brown rice elevator 21, and the discharge gutter 23 of the elevator 21 is connected to a grain sorter 25 via a switching valve 24. A return tank 26 is connected to the tank 26, and a flow path switching valve 27 is provided at the bottom of the tank 26, and the paddy shaking sorter 15 and the huller y110 are connected via the valve 27. Color sorting sensor 3 installed in
Since this is an automatic switching device in the hulling and grain sorting device which is configured to switch by 8, it is switched when unhulled rice is mixed in the brown rice taken out from the brown rice outlet 19 of the paddy shaking sorter 15. The valve 24 is automatically switched to allow the flow to flow into the return tank 26, and the flow path switching valve 27 at the discharge part of the return tank 26 is automatically switched by the color sorting sensor 38 provided in the tank 26 to control the amount of unhulled rice. When the amount of unhulled rice is large, it is returned to the return hopper 18, and when the amount of unhulled rice is small, it is returned to the swinging paddy sorter 15, so that the effect of automatically performing cyclic sorting and cyclic hulling is achieved.

[Brief explanation of drawings]

The figure is a process diagram of the present invention. Explanation of symbols l...Paddy supply tank, 2...Discharge port, 3...Opening/closing shutter, 4...Paddy supply conveyor, 5...Motor, 6...Paddy elevator, 7... Loading port, 8... Discharge gutter, 9... Paddy storage tank, 10... Hulling machine, 11.
...Rice husk outlet, 12...Suction blower 113...
Immature grain outlet, 14...Mixed rice outlet, 15...Paddy shaking sorter, 16...Distributor, 17...Unhulled rice outlet, 18...Return hopper, 19... brown rice outlet,
20... Color sensor, 21... Brown rice elevator, 22
... Inlet port, 23... Discharge gutter, 24... Switching valve, 25... Grain sorter, 26... Return tank, 27...
...Flow path switching valve, 28...Wrap rice outlet, 29...
- Scrap rice elevator, 30... Loading port, 31... Good rice take-out port, 32... Good rice elevator, 33... Loading port, 34.
...Discharge gutter, 35...Storage tank, 36...Discharge gutter, 37...Storage tank, 38...Color sorting sensor, 39...Level switch, 40...Level switch.

Claims (2)

[Claims] (1) The mixed rice produced by hulling with the huller 10 is supplied to the paddy shaking sorter 15 from the mixed rice outlet 14 to be separated into unhulled rice and brown rice, and the brown rice outlet 19 of the sorter 15 is The brown rice taken out is guided to the grain sorter 25 when it is only brown rice,
When the unhulled rice is mixed, it is guided to the return tank 26, and the mixed rice in the return tank 26 is detected by the color sorting sensor 38 provided in the return tank 26, and when the amount of unhulled rice is small, it is guided to the return tank 26. guided to the dispensing device 16 of the machine 15,
An automatic switching method in a hulling/grain sorting device that guides the rice to the hulling machine 10 for processing when the amount of unhulled rice is large. (2) Hulled rice is supplied from the discharge gutter 8 of the paddy elevator 6 to the huller 10 via the rice storage tank 9, and the mixed rice hulled by the huller 10 is taken out from the mixed rice outlet 14 of the huller 10. In the one that is supplied to the paddy oscillating sorter 15 for sorting,
The brown rice outlet 19 of the paddy shaking sorter 15 is connected to the brown rice elevator 2.
1, and a grain sorter 25 and a return tank 26 are connected to the discharge gutter 23 of the elevator 21 via a switching valve 24, and a flow path switching valve 27 is provided at the bottom of the tank 26. This is an automatic switching device in a hulling/grain sorting device in which the paddy oscillating sorter 15 and the huller 10 are connected through the huller, and the valve 27 is switched by a color sorting sensor 38 provided in the tank 26.