KR102507985B1 - Rice cleaning apparaatus - Google Patents

Abstract

The present invention relates to a rice polishing apparatus in which a brown rice processing unit peeling the husk of rice to process the same into brown rice and a rice polishing unit polishing brown rice to process the same into white rice are separately formed to produce brown rice and supply only brown rice with the empty grain and chaff separated to the rice polishing unit, thereby ensuring that white rice contains almost no foreign substances. The rice polishing apparatus of the present invention comprises: a brown rice processing unit peeling the husk of rice and processing the same into brown rice through friction and collision between rice grains; a rice polishing unit polishing brown rice and processing the same into white rice; and a brown rice transfer unit supplying brown rice from the brown rice processing unit to the rice polishing unit, wherein the brown rice transfer unit is disposed vertically between the brown rice transfer unit and the rice polishing unit, and the brown rice transfer unit is detachably joined to the rice polishing unit.

Description

Rice milling equipment {RICE CLEANING APPARAATUS}

The present invention relates to a rice milling apparatus, and more particularly, to produce brown rice by forming a brown rice processing unit for peeling rice and processing it into brown rice and a milling unit for processing brown rice into polished rice, as well as producing brown rice. It relates to a rice milling device that supplies only brown rice from which chaff is separated to the provincial government so that white rice contains almost no foreign substances.

The rice milling device is a machine for processing rice to make rice, and includes a rice mill for removing the husk of rice and a rice mill for removing the bran layer of rice.

However, conventional rice milling equipment is often composed of a rice milling machine and a rice milling machine integrally, and due to this, rice is not normally peeled, so there is a problem in that properly peeled rice is discharged.

Of course, there are cases in which the brown rice machine or rice polishing machine is configured independently, but these are used for only one purpose, and there is an inconvenience in that the brown rice processed in the brown rice machine must be supplied to the rice polishing machine.

On the other hand, in Utility Model Registration No. 20-0247628, a rice input hopper is provided on one side of the machine and has a rice input hopper at the bottom, and a rice inputted at the bottom is lifted upward by a conveying motion of a belt to which a predetermined container is attached by a predetermined driving motor. elevator department; a rice storage hopper into which the rice lifted by the rice elevator is put and temporarily stored; A brown rice machine provided at the lower part of the rice storage hopper to separate and brown rice husk from the input rice by a brown rice roller having a different speed; a rubber roller control rod coupled to the central axis of the micro-roller by a hinge and provided with a handle at one end to rotate and move the micro-roller in a lateral direction; an operating bar support member that supports the rubber roller control table and is fixed to one side of the device; a guide hopper provided at the lower part of the brown rice machine to guide brown rice and chaff to the lower part and having an air suction network formed at one end; a rice hull blowing fan provided on one lower side of the guide hopper and discharging the rice hull generated by the rice mill to the outside by an air suction force at one end of the guide hopper; an air intake amount control means provided on one side of an upper surface of the device to control an air intake amount of the rice husk blowing fan; a brown rice input hopper formed at a predetermined distance from the guide hopper to form a predetermined air guide hole so that the air introduced through the air suction network is guided to the rice husk blowing fan; a polished rice machine provided in a transverse direction at the bottom of the brown rice input hopper to polish the inputted brown rice by a polishing roller rotating in a predetermined cylinder; a rice bran blowing fan provided at the lower part of the polished rice machine and discharging the rice bran separated from the brown rice to the outside by air suction; a polished rice dispensing plate equipped with a weight for adjusting the shielding pressure on one side so as to shield the polished rice outlet provided at one end of the polished rice machine and adjust the degree of polishing of the brown rice; It is provided at the bottom of the polished rice dispensing plate, and one end is eccentrically connected to the central axis of a predetermined drive motor to vibrate up and down, and is composed of a stone grinder equipped with a stone plate to remove foreign substances from the ejected polished rice. In the process of milling rice, By miniaturizing or integrating a number of necessary machines (brown rice machine, white rice machine, masonry machine), etc., it can be used in a narrow place, and a large amount of rice can be milled with little power, and operating costs such as labor and power costs can be reduced. A rice milling device is proposed and disclosed,

Publication Patent Publication No. 10-2018-0097479 discloses a stone trimmer for removing stones and foreign substances contained in the input raw materials, a brown rice machine for removing stones and foreign substances from rice hulls, and rice and rice input from the brown rice machine. A rice hull tuyere that removes chaff from rice, brown rice, and chaff, a brown rice separator that sorts brown rice and rice, a clear separator that removes unripe grains contained in brown rice of sorted and separated quality products, and a stone and A brown rice stoner that removes foreign substances, etc., a rice polishing machine that refines precipitated brown rice into polished rice, a polishing machine that removes rice bran and foreign substances on the surface of white rice, a vibration separator that removes lumps and foreign substances from rice bran, and a foreign substance that is different in color from polished rice. It includes a color sorter and foreign matter sorter that removes colored grains and damaged grains, and an automatic weighing and packaging machine that measures and packs the color-sorted white rice, but a color sorter is installed right after the brown rice separator, so that the brown rice of good quality is a clearing sorter. A grain peeling method with excellent milling yield and its peeling device are proposed and are disclosed

Registered Utility Model Publication No. 20-0247628 Patent Publication No. 10-2018-0097479

The present invention has been devised in order to solve the above-mentioned problems and to consider them, and the brown rice processing unit for peeling rice and processing it into brown rice and the milling unit for processing brown rice into white rice can be formed separately to produce brown rice. Of course, the purpose is to provide a rice polishing device that supplies only brown rice from which chaff and chaff are separated to the provincial government so that white rice contains almost no foreign substances.

The rice milling apparatus of the present invention for achieving the above object includes: a brown rice processing unit for processing rice into brown rice by peeling rice through friction and collision between rice; Provincial governments that mill brown rice and process it into white rice; And a brown rice transfer unit for supplying brown rice from the brown rice processing unit to the provincial unit.

Here, the brown rice processing unit includes a rice supply unit having an impeller for removing the husk through friction between rice paddies while transferring rice in the hopper, and the rice supply unit is for controlling the amount of rice supplied from the hopper to the impeller A feed rate regulator may be provided.

Here, the brown rice processing unit has a curved impact plate fixed on the inner upper part of the case so that the rice supplied through the impeller collides, and the chaff and brown rice separated in the process of friction and collision are inclined at the lower part of the impact plate to guide a primary guide, a secondary guide disposed inclined in the opposite direction to the primary guide at a certain distance from the collision plate, and an inclined lower part of the secondary guide so that brown rice and rice hulls are separated by gravity and wind. It may include a sorting plate, a brown rice guide disposed inclined downward to guide the separated brown rice, and a brown rice transfer guide disposed below the brown rice guide and fixed by the fixing plate to supply the brown rice to the brown rice transfer unit.

Here, the sorting plate may be formed in a curved shape with a lower side curved upward, and a vertical curtain part may be formed at an upper end of the sorting plate to block movement of grains.

Here, the primary guide may include a departure prevention guide that is installed on both sides in the width direction and gathers toward the center so that rice colliding with the impact plate does not escape to the outside.

Here, the brown rice processing unit includes a foreign matter discharge unit that discharges the rice hull separated from the rice through the rice hull discharge port, and the foreign material discharge unit is inclined between the secondary guide and the sorting plate of the brown rice processing unit, so that the rice hull is passed through the upper passage and the lower passage. A separator plate to be discharged, a rice hull guide that guides the movement of rice hulls by extending to a position spaced apart from the sorting plate to a certain extent, and discharging rice hulls to the outside through a rice hull outlet and discharging the rice hulls to the inside of the case. It may include a discharge fan for applying negative pressure, a rice hull transport guide for transporting the rice hull moved along the rice hull guide with a downward slope, and a rice hull discharge guide for guiding the transferred rice hull to the inlet of the discharge fan.

Here, the foreign matter discharge unit may include an air volume control plate disposed obliquely on the upper side of the rice husk transport guide to adjust the air volume by the discharge fan, and a pressure controller to control the pressure inside the case.

Here, the foreign matter discharge unit has a chaff outlet for discharging foreign substances that are lighter than brown rice and heavier than the husk, and the chaff outlet is formed by bending the upper end of the brown rice guide. Parallel to the primary chaff guide to guide the chaff The chaff connected to the rice hull guide can be connected to the passage between the secondary guides.

Here, the brown rice transfer unit may have a transfer motor at the lower end and a brown rice supply unit at the upper exit.

In the rice milling apparatus of the present invention, since the brown rice processing unit and the rice milling unit are connected to the brown rice transfer unit, the efficiency of rice cleaning is improved through continuous operation, and a separate operation is possible to achieve useful effects of selectively obtaining brown or polished rice.

According to the present invention, since brown rice and chaff are completely separated in the brown rice processing unit and then only brown rice is supplied to the milling unit, useful effects of producing white rice without hull can be achieved.

According to the present invention, it is possible to remove the husk while transporting the rice using the impeller, and since the amount of rice supplied to the impeller can be controlled through the supply controller, a useful effect of facilitating the removal of the rice hull can be achieved. .

According to the present invention, it is possible to achieve a useful effect in that rice hull generated in the rice milling process can be completely separated from brown rice and discharged, and unripe grains or hail can be separated and discharged.

1 is a perspective view showing a rice milling apparatus according to the present invention;
2 is a front view of the rice milling apparatus according to the present invention.
3 is a side view of the rice milling apparatus according to the present invention.
4 is a perspective view showing the inside of the rice milling unit of the rice cleaning apparatus according to the present invention.
5 is a side cross-sectional view showing a rice cleaning unit and a foreign matter discharge unit of the rice cleaning apparatus according to the present invention.
6 is a reference diagram showing a rice cleaning process in the rice cleaning apparatus according to the present invention.
7 is a reference diagram showing the movement path of brown rice, chaff, and chaff in the rice milling apparatus according to the present invention.
8 is a reference diagram showing discharge positions of brown rice, polished rice, and chaff in the rice milling apparatus according to the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The terms used in the present invention are terms defined in consideration of functions in the present invention, which may vary according to the intention or custom of the user or operator, so the definitions of these terms are meanings consistent with the technical details of the present invention. and should be interpreted as a concept.

1 to 8 of the accompanying drawings are views shown to explain a rice cleaning device according to an embodiment of the present invention.

As shown in FIGS. 1 to 8 , the rice milling apparatus according to an embodiment of the present invention includes a brown rice processing unit 10, a milling unit 30, and a brown rice transfer unit 40, and the brown rice transfer unit 40 includes a brown rice transfer unit 40. It is vertically arranged between the processing unit 10 and the polishing unit 30, and the brown rice processing unit 10 and the polishing unit 30 are detachably coupled, and each operates independently,

The brown rice processing unit 10 is to process brown rice by peeling the husk of rice through friction and collision between rice, and includes a rice supply unit 20 and a foreign matter discharge unit 50. And the rice supply unit 20 is the hopper 21 for supplying rice and the hopper 21 to transfer the rice of the hopper 21 to the brown rice processing unit 10 to remove the husk through friction between the rice It includes an impeller 22 disposed on the lower side and a supply amount controller 23 for controlling the amount of rice supplied from the hopper 21 to the impeller 22.

Accordingly, while controlling the amount of rice supplied from the hopper 21, it is possible to transfer the rice to the brown rice processing unit 10 and at the same time remove the rice husk using friction between the rice.

In addition, the brown rice processing unit 10 is a curved impact plate 11 fixed to the inner upper part of the case so that the rice supplied through the impeller 22 collides with the chaff and brown rice separated in the process of friction and collision. A primary guide 12 disposed obliquely below the collision plate 11 to guide, and a secondary guide disposed inclined in the opposite direction to the primary guide 12 at a position spaced apart from the collision plate 11 to a certain extent ( 13), a sorting plate 14 disposed obliquely under the secondary guide 13 so that brown rice and rice hulls are separated by gravity and wind, and a brown rice guide 15 disposed obliquely downward to guide the separated brown rice , It includes a brown rice transfer guide 16 arranged on the lower side of the brown rice guide 15 and fixed by a fixing plate 17 to supply brown rice to the brown rice transfer unit 40.

Accordingly, after the rice hull is separated, it is separated into rice hull and brown rice by negative pressure and gravity, the rice hull is discharged through the foreign matter discharge unit 50, and the brown rice descends along the inclined portion and passes through the brown rice transfer guide 16. It moves to the lower part of the brown rice transfer unit 40.

At this time, it is preferable that the primary guide 12 includes a separation prevention guide 12' installed on both sides in the width direction and gathering toward the center so that the rice colliding with the collision plate 11 does not escape to the outside.

In addition, it is preferable to form a vertical curtain portion 14 'at the upper end of the sorting plate 14 to block the movement of grains so that grains other than rice husk are not discharged to the foreign matter discharge unit, and the lower part of the sorting plate 14 It is more preferable to separate the foreign substances while falling from a certain height by forming the curved portion 14 "with the side curved upward.

In addition, the foreign matter discharge unit 50 discharges foreign substances such as chaff and chaff separated from rice through the rice hull outlet 51 and the chaff outlet 52, and as shown in FIGS. 4 and 5, the chaff outlet ( 51), the discharge fan 55 for discharging the rice hull to the outside and allowing negative pressure to act on the inside of the case, and the upper part inclined between the secondary guide 12 and the sorting plate 14 of the brown rice processing unit 10 A separator plate 56 for discharging rice hulls into the passage and a lower passage, and a rice hull guide 57 having a U-shaped front end and extending to a position spaced apart from the sorting plate 14 to a certain extent to guide the movement of rice hulls. ), a rice hull transport guide 58 for transporting the rice hull moved along the rice hull guide 57 at a downward slope, and a rice hull discharge guide 54 for guiding the transferred rice hull to the inlet of the discharge fan 55. .

Therefore, the rice hull can be discharged through the rice hull outlet 51 by using the negative pressure generated by the discharge fan 55 .

At this time, to adjust the air volume by the discharge fan 55, the air volume control plate 59 is inclinedly arranged on the upper side of the rice husk transport guide 58, and to obtain a pressure regulator 59' for adjusting the pressure inside the case. desirable.

Therefore, the amount of rice hull discharged can be controlled by adjusting the air volume of the discharge fan 55 through the air volume control plate 59, and the internal pressure is adjusted by adjusting the opening of the pressure control unit 59' so that brown rice can be accurately separated. do.

The chaff outlet 52 is for discharging foreign substances such as immature grains and hail, which are lighter than brown rice and heavier than the husk, and guide the chaff primary guide 15' formed by bending the upper end of the brown rice guide 15 and the chaff The chaff is arranged in parallel with the primary guide 15' so as to be connected to the passage between the chaff secondary guide 53 connected to the chaff guide 57.

The milling unit 30 is a part that mills brown rice and processes it into white rice, and includes a tailing unit and a baling unit, and has the same configuration as a conventional milling unit currently in use, so a description thereof will be omitted.

The brown rice transfer unit 40 is for supplying the brown rice of the brown rice processing unit 10 to the milling unit 30, and as shown in FIG. 5, a transfer motor 45 is provided at the lower end. A brown rice supply unit is provided at the top exit.

As shown in FIG. 2, the brown rice supply unit consists of a primary supply member 41 connected to the top outlet and a secondary supply member 42 connected to the primary supply member 41 so as to adjust the supply position. , It is preferable that the primary supply member 41 and the secondary supply member 42 are hingedly connected.

At this time, a brown rice outlet for discharging brown rice may be provided at the lower end of the brown rice transfer unit 40 .

Accordingly, processing of rice into brown rice and polished rice using the rice milling apparatus according to the present invention having the above configuration will be described as follows.

When the impeller 22 is operated after putting rice into the hopper 21, the rice is transferred to the brown rice processing unit 10 by the impeller 22.

In this process, friction occurs between the rice and the rice is peeled off, and the supply amount of the rice can be adjusted through the supply amount control unit 23.

Since the rice transported by the impeller 22 collides with the collision plate 11 of the brown rice processing unit 10 at the outlet, the rice hull is separated by the collision and foreign substances remaining in the brown rice are also separated.

Then, the rice colliding with the collision plate 11 falls to the primary guide 12 below.

At this time, since the separation prevention guide 12' is provided in the primary guide 12, the brown rice and rice hull formed by separating the rice gather in the center and move to the secondary guide 13 along the inclined surface.

The brown rice and chaff of the secondary guide 13 move along the inclined surface and fall to the sorting plate 14.

In this process, the light rice hull moves toward the foreign matter discharge unit 50 by the negative pressure inside, and only the heavy brown rice falls to the sorting plate 14.

At this time, the rice hull moves in the direction of the rice husk guide 57 through the upper and lower sides of the separator 56, and foreign substances such as some unripe grains or hail blown by the wind are removed from the curtain portion 56' of the separator 56. ) and falls to the sorting plate 14.

The brown rice of the sorting plate 14 moves along the inclined surface and then falls from the end of the curved shape at the bottom to the brown rice guide 15. 15) moves upward through the gap between them.

The brown rice that has fallen to the brown rice guide 15 is moved along the inclined surface and then supplied to the lower portion of the brown rice transfer unit 40 through the brown rice transfer guide 16.

On the other hand, the rice hull that has moved in the direction of the rice hull guide 57 falls along the inclined rice hull transport guide 58, moves to the inlet of the discharge fan 55 by the rice hull discharge guide 54, and then the discharge fan 55 It is discharged to the rice hull outlet 51 by the.

In addition, foreign substances such as immature grains or hail are discharged through the chaff outlet 52 through the passage between the chaff primary guide 15' and the chaff secondary guide 53.

The brown rice of the brown rice transfer unit 40 is moved upward according to the operation of the transfer motor 45 and then supplied to the polishing unit 30 through the brown rice supply unit, and processed into polished rice by the polishing operation inside the polishing unit 30. discharged after

The embodiments described above are merely those of the preferred embodiments of the present invention, and are not extremely limited to these embodiments, and various modifications and variations, etc. It will be said that this can be done, and it will be said that it belongs to the technical scope of the present invention.

10: brown rice processing unit 11: collision plate
12: primary guide 12': departure prevention guide
13: 2nd guide 14: selection board
14 ': curtain part 14 ": curved part
15: brown rice guide 15': chakjeongi 1st guide
16: brown rice transfer guide 17: fixed plate
20: rice transfer unit 21: hopper
22: impeller 23: supply control unit
30: provincial government 40: brown rice transfer unit
41: first supply member 42: second supply member
45: transfer motor 50: foreign matter discharge bub
51: rice hull outlet 52: chaff outlet
53: Chaff 2nd guide 54: Rice hull discharge guide
55: discharge fan 56: separator plate
56 ': curtain part 57: chaff guide
58: Rice hull transport guide 59: Air volume control plate
59 ': pressure control unit

Claims (9)

Brown rice processing unit including a foreign matter discharge unit for processing brown rice by peeling the husk of rice through friction and collision between rice and discharging chaff separated from rice through a rice hull discharge port; Provincial governments that mill brown rice and process it into white rice; And a rice milling device comprising a brown rice transfer unit for supplying brown rice from the brown rice processing unit to the provincial government,
The brown rice processing unit includes a curved collision plate fixed on the inner upper part of the case so that the rice supplied through the impeller collides, and a collision plate inclined at the bottom of the collision plate to guide the rice hull and brown rice separated in the process of friction and collision. A secondary guide, a secondary guide disposed inclined in the opposite direction to the primary guide at a certain distance from the collision plate, and a sorting plate inclined below the secondary guide so that brown rice and rice hulls are separated by gravity and wind. And, a brown rice guide disposed inclined downward to guide the separated brown rice, and a brown rice transfer guide disposed on the lower side of the brown rice guide and fixed by a fixing plate to supply the brown rice to the brown rice transfer unit,
The foreign matter discharge unit is a separator plate that is inclined between the secondary guide and the sorting plate of the brown rice processing unit and allows rice hull to be discharged through the upper passage and the lower passage, and the front end is formed in a U shape and the end is spaced apart from the sorting plate to a certain extent. A rice hull guide that extends up to and guides the movement of the rice hull, a discharge fan that discharges the rice hull to the outside through a rice hull outlet and applies negative pressure inside the case, and a rice hull transfer guide that transports the rice hull moved along the rice hull guide at a downward slope and a rice hull discharge guide for guiding the transferred rice hull to the inlet of the discharge fan.
The method of claim 1,
The brown rice processing unit includes a rice supply unit equipped with an impeller that removes the husk through friction between the rice while transferring the rice in the hopper,
The rice milling device, characterized in that the rice supply unit is provided with a supply amount controller for adjusting the amount of rice supplied from the hopper to the impeller.
The method of claim 1,
The brown rice transfer unit is arranged vertically between the brown rice processing unit and the rice milling unit, and the brown rice processing unit and the rice milling unit are detachably coupled.
The method of claim 1,
The sorting plate is formed in a curved shape with a lower side curved upward,
A rice cleaning device characterized in that a vertical curtain portion is formed at the upper end of the sorting plate to block the movement of grains.
The method of claim 1,
The rice milling device characterized in that the primary guide includes a separation prevention guide installed on both sides in the width direction so that the rice colliding with the collision plate does not escape to the outside and gathers toward the center.
The method of claim 1,
The rice hull moves in the direction of the rice husk guide 57 through the upper and lower sides of the separator 56, and foreign substances such as some unripe grains or hail blown by the wind are deposited on the curtain part 56' of the separator 56. A rice milling device characterized in that it is caught and falls to the sorting plate (14).
The method of claim 1,
The foreign matter discharge unit comprises an air volume control plate disposed obliquely above the rice hull transport guide to control air volume by the discharge fan, and a pressure regulator to control the pressure inside the case.
The method of claim 1,
The foreign matter discharge unit has a chaff discharge port for discharging foreign substances that are lighter than brown rice and heavier than the husk,
The chaff outlet is arranged in parallel with the chaff primary guide formed by bending the upper end of the brown rice guide and the chaff primary guide to guide the chaff, and connected to the chaff guide. Rice, characterized in that it is connected to the passage between the secondary guide Device.
delete

Images