阅读说明：本技术 一种大米加工工艺 (Rice processing technology ) 是由 彭光明 于 2021-08-12 设计创作，主要内容包括：本发明涉及大米加工领域,更具体的说是一种大米加工工艺,本发明能够在遇到筛网堵塞时,不需在装置外侧使用工具也不需停止加料,即可完成对筛网的清洁,提高加工效率,一种大米加工工艺,包括以下步骤：步骤一：将收割后的原米加入筛选装置中过滤稻杆；步骤二：对过滤稻杆后的原米再次进行多重筛选去除杂质；步骤三：对去除杂质后的水稻进行去壳；步骤四：对去壳后的水稻进行开糙并碾白；步骤五：对碾米后的大米进行抛光使大米表面的淀粉形成胶质层,延长保质期,所述的步骤一中的筛选装置包括筛选桶、滤孔、斜面底板、连接板和送料弧板。(The invention relates to the field of rice processing, in particular to a rice processing technology, which can clean a screen without using tools outside a device or stopping feeding when the screen is blocked, and can improve the processing efficiency, and the rice processing technology comprises the following steps: the method comprises the following steps: adding the harvested raw rice into a screening device to filter rice stalks; step two: performing multiple screening on the original rice after the straw is filtered to remove impurities; step three: removing the hull of the rice after removing the impurities; step four: husking and whitening the rice after husking; step five: polishing the rice after milling to enable starch on the surface of the rice to form a colloidal layer and prolong the shelf life, wherein the screening device in the first step comprises a screening barrel, a filtering hole, an inclined plane bottom plate, a connecting plate and a feeding arc plate.)

1. A rice processing technology comprises the following steps:

the method comprises the following steps: adding the harvested raw rice into a screening device to filter rice stalks;

step two: performing multiple screening on the original rice after the straw is filtered to remove impurities;

step three: removing the hull of the rice after removing the impurities;

step four: husking and whitening the rice after husking;

step five: polishing the rice after milling to form a colloidal layer by starch on the surface of the rice.

2. The rice processing technology according to claim 1, characterized in that: the screening device in the first step comprises a screening barrel (101), filtering holes (107), an inclined plane bottom plate (108), a connecting plate (501) and feeding arc plates (503), wherein the inclined plane bottom plate (108) is arranged inside the screening barrel (101), the inclined plane bottom plate (108) is provided with the plurality of filtering holes (107), the plurality of feeding arc plates (503) are hinged to the connecting plate (501), the plurality of feeding arc plates (503) are located in the screening barrel (101) at the plurality of filtering holes (107), and rubber plugs are arranged at the positions where the plurality of feeding arc plates (503) are hinged to the connecting plate (501).

3. The rice processing technology according to claim 2, characterized in that: the device also comprises torsion springs (504), one ends of the torsion springs (504) are fixedly connected to the connecting plate (501), and the other ends of the torsion springs (504) are respectively and fixedly connected to the feeding arc plates (503).

4. A rice processing technology according to claim 3, characterized in that: the device also comprises a straw outlet (102) and a feed chute (104), the screening barrel (101) is provided with the straw outlet (102), and the feed chute (104) is fixedly connected to the straw outlet (102).

5. A rice processing technology according to claim 3, characterized in that: the device still includes drive division (301), protective housing (601), cooperation board (603), spring (701) and slide (702), protective housing (601) fixed connection is on connecting plate (501), cooperation board (603) fixed connection is on protective housing (601), drive division (301) fixed connection is on gear motor's output shaft, drive division (301) rotate to be connected in screening bucket (101), protective housing (601) sliding connection is on slide (702), the equal fixed connection of two spring (701) one end is on protective housing (601), the equal fixed connection of two spring (701) other ends is on slide (702), drive division (301) can contact with cooperation board (603).

6. A rice processing technology according to any one of claims 4 to 5, characterized in that: the device is still including rotating handle (201), clean rolling (202), bearing (203) and striker plate (204), clean rolling (202) fixed connection is in bearing (203) outer lane, bearing (203) inner circle fixed connection is on rotating handle (201), striker plate (204) fixed connection is on rotating handle (201), it is protruding to be equipped with a plurality of rubbers on clean rolling (202), striker plate (204) can block feed chute (104), it rotates to connect on screening bucket (101) to rotate handle (201).

7. The rice processing technology according to claim 6, characterized in that: the device also comprises two limiting circular plates (105), wherein the two limiting circular plates (105) are fixedly connected to the rotating joint of the rotating handle (201) and the screening barrel (101), and the rotating handle (201) is rotatably connected to the two limiting circular plates (105).

8. The rice processing technology according to claim 7, characterized in that: the device is characterized by further comprising a limiting protrusion (205), a sliding shell (401), limiting strips (402), a sliding circular groove (404) and a sliding part (502), wherein the sliding part (502) is fixedly connected onto a connecting plate (501), the limiting protrusion (205) is fixedly connected onto a rotating handle (201), two limiting strips (402) are arranged in the sliding shell (401), the sliding circular groove (404) is arranged on the sliding shell (401), the sliding part (502) is slidably connected into the sliding circular groove (404), the limiting protrusion (205) can slide on the two limiting strips (402), the limiting protrusion (205) is slidably connected into the sliding shell (401), and the sliding shell (401) is slidably connected into the screening barrel (101).

9. The rice processing technology according to claim 8, characterized in that: the device further comprises a conical plate (602), the protective shell (601) is provided with the conical plate (602), and the conical plate (602) is located under the feeding groove (104).

10. The rice processing technology according to claim 9, characterized in that: the device also comprises a storage groove (403) and a push plate (604), wherein the push plate (604) is arranged in the screening barrel (101), the storage groove (403) is arranged on the sliding shell (401), the push plate (604) can be in contact with the matching plate (603), and the sliding part (502) can enter the storage groove (403).

Technical Field

The invention relates to the field of rice processing, in particular to a rice processing technology.

Background

The rice is an essential grain variety in daily life of people in China, is staple food for most people in China, is a finished product prepared by rice through a series of processing procedures, the rice is prepared by adopting proper equipment and a processing method in the processing process, each link of the rice processing relates to related technical problems, the technology level is directly related to the final quality of the rice finished product and the life of people, after the rice is harvested and transported to a processing plant by a harvesting machine, multiple screening operations are firstly needed, the straw, the mud block, the stone and the metal impurities mixed with the original rice are removed, the subsequent operation of processing the finished rice is convenient, in the device that carries out the screening to former rice now, when meetting the screen cloth and blockking up, need stop earlier reinforced use instrument again and clean, consume the processing time and influence machining efficiency.

Disclosure of Invention

The rice processing technology has the advantages that when the screen is blocked, the cleaning of the screen can be completed without using tools outside the device or stopping feeding, and the processing efficiency is improved.

The technical scheme adopted by the invention for solving the technical problems is as follows:

a rice processing technology comprises the following steps:

the method comprises the following steps: adding the harvested raw rice into a screening device to filter rice stalks;

step two: performing multiple screening on the original rice after the straw is filtered to remove impurities;

step three: removing the hull of the rice after removing the impurities;

step four: husking and whitening the rice after husking;

step five: polishing the rice after milling to form a colloidal layer on the starch on the surface of the rice, thereby prolonging the shelf life.

The screening device in the first step comprises a screening barrel, filter holes, an inclined plane bottom plate, a connecting plate and feeding arc plates, wherein the inclined plane bottom plate is arranged inside the screening barrel, the inclined plane bottom plate is provided with a plurality of filter holes, the feeding arc plates are hinged to the connecting plate, the feeding arc plates are located in the filter holes in the screening barrel, and rubber plugs are arranged at the positions where the feeding arc plates are hinged to the connecting plate.

The device still includes the torsional spring, and the equal fixed connection of a plurality of torsional spring one end is on the connecting plate, and a plurality of torsional spring other ends are fixed connection respectively on a plurality of pay-off arc boards.

Drawings

The present disclosure may be more clearly understood from the following detailed description, taken with reference to the accompanying drawings, in which:

FIG. 1 is a schematic flow diagram of a rice processing process;

FIG. 2 is a schematic view showing a connection structure of the sieving barrel and the rotating handle;

FIG. 3 is a partially enlarged schematic view of a restricting protrusion;

FIG. 4 is a schematic view of a connecting structure of the cleaning roller and the striker plate;

FIG. 5 is a schematic view showing a connection structure of the slide case and the connection plate;

FIG. 6 is an enlarged partial schematic view of the torsion spring;

FIG. 7 is a schematic view of the construction of the sliding housing;

FIG. 8 is a schematic structural view of a feeding arc plate;

FIG. 9 is a schematic view of a connection structure of the connection plate and the protective shell;

FIG. 10 is a schematic view of the structure of the slide plate;

FIG. 11 is a schematic view showing a connection structure of the sieving barrel and the push-to plate;

FIG. 12 is a schematic cross-sectional view of a screen barrel;

FIG. 13 is a schematic view showing a connection structure of a connection plate and a slide portion;

fig. 14 is a schematic view of a coupling structure of the sieving barrel and the sliding housing.

Detailed Description

A rice processing technology comprises the following steps: the method comprises the following steps: adding the harvested raw rice into a screening device to filter rice stalks; step two: performing multiple screening on the original rice after the straw is filtered to remove impurities; step three: removing the hull of the rice after removing the impurities; step four: husking and whitening the rice after husking; step five: polishing the rice after milling to form a colloidal layer on the starch on the surface of the rice, thereby prolonging the shelf life.

In addition, as an example, as shown in fig. 2, 5, 8, 12, this example solves the problem of filtering straw in raw rice,

because the raw rice is harvested by a harvesting machine and conveyed in a logistics factory, impurities similar to straw, mud, stones and metals exist in the raw rice, the raw rice needs to be filtered before being processed into finished products, and the impurities existing in the rice are filtered by multiple filtration, a screening barrel 101, filtering holes 107, an inclined plane bottom plate 108, a connecting plate 501 and feeding arc plates 503 are arranged in the device, the inclined plane bottom plate 108 is arranged in the screening barrel 101, the filtering holes 107 are all arranged on the inclined plane bottom plate 108, the connecting plate 501 is hinged with the feeding arc plates 503, the feeding arc plates 503 are positioned at the filtering holes 107 in the screening barrel 101, rubber plugs are arranged at the hinged positions of the feeding arc plates 503 and the connecting plate 501, after the raw rice is added into the screening barrel 101, the raw rice and the impurities can slide along the inclined plane bottom plate 108 due to the arrangement of the inclined plane bottom plate 108, therefore, raw rice falls to the lower part of the screening barrel 101 through the plurality of filtering holes 107, rice straws cannot pass through the plurality of filtering holes 107 and can slide along the inclined bottom plate 108 until sliding out of the screening barrel 101, meanwhile, the connecting plate 501 is driven to slide left and right in the screening barrel 101, the plurality of feeding arc plates 503 can slide left and right along the connecting plate 501, so that the raw rice and the rice straws are repeatedly scraped by the plurality of feeding arc plates 503, the raw rice and the rice straws are uniformly contacted with the plurality of filtering holes 107, the plurality of filtering holes 107 can comprehensively filter the raw rice and the rice straws added in the screening barrel 101, meanwhile, the repeated action of the plurality of feeding arc plates 503 can crush large soil in impurities, thereby facilitating the subsequent soil filtering operation, and because rubber plugs are arranged at the hinged parts of the plurality of feeding arc plates 503 and the connecting plate 501, the rotating friction force of the plurality of feeding arc plates 503 can be increased, thereby the connecting plate 501 can slide left and right in the screening barrel 101, the feeding arc plates 503 can slide left and right along with the connecting plate 501, so that the feeding arc plates 503 cannot swing randomly in the sliding process, and the situation that the feeding arc plates 503 cannot scrape original rice and straw repeatedly normally is avoided.

In addition, as an example, as shown in fig. 5 to 6, this example solves the problem of preventing hard objects from being stuck at the filter holes 107 to damage the feeding arc plate 503,

because the original rice contains various impurities like straw, mud, stones and metals, when the device screens the straw, hard impurities in the original rice can be blocked in the filtering holes 107, when the feeding arc plates 503 repeatedly scrape the original rice and the straw, when the hard impurities blocked in the filtering holes 107 are large, the hard impurities collide with the feeding arc plates 503 to cause damage of the feeding arc plates 503, so the device is provided with the torsion springs 504, one ends of the torsion springs 504 are fixedly connected on the connecting plate 501, the other ends of the torsion springs 504 are respectively and fixedly connected on the feeding arc plates 503, when one feeding arc plate 503 in the feeding arc plates 503 collides with the hard impurities blocked in the filtering holes 107, the feeding arc plates 503 are hinged with the connecting plate 501, so the feeding arc plates 503 can rotate by an angle, thereby avoiding the damage of the feeding arc plates 503 caused by collision, meanwhile, due to the arrangement of the torsion spring 504, the feeding arc plate 503 automatically rotates back to the original position after passing through hard impurities clamped in the filtering hole 107, so that the repeated scraping operation of the original rice and the straw is continuously completed.

In addition, as an example, as shown in fig. 2, this example solves the problem of facilitating the addition of raw rice into the lauter tub 101 while the foreign substances are automatically discharged out of the lauter tub 101,

because screening bucket 101 general condition needs to last the work for a long time down, the event need be to constantly adding former rice in the screening bucket 101, impurity in the screening bucket 101 simultaneously need constantly discharge, thereby realize the effect of screening bucket 101 continuous work, be provided with straw export 102 and feed chute 104 in this device, silo 104 sets up on screening bucket 101, straw export 102 sets up at screening bucket 101 right side downside, the opening of feed chute 104 is great, thereby be convenient for the staff constantly to drop into former rice in the feed chute 104, straw that does not pass through filtration pore 107 simultaneously can be along the automatic straw export 102 roll-off of following of inclined plane bottom plate 108, be convenient for screening bucket 101 continuously carries out screening work.

In addition, as an example, as shown in fig. 2, 9, 11, this example solves the problem of the driving link plate 501 repeatedly moving in the sieving barrel 101,

because the connecting plate 501 needs to move repeatedly in the screening barrel 101, a power source for driving the connecting plate 501 needs to be arranged in the device, the device is provided with a matching plate 603, a spring 701 and a sliding plate 702, a driving part 301 and a protective shell 601, the connecting plate 501 is fixedly connected with the protective shell 601, the protective shell 601 is fixedly connected with the matching plate 603, an output shaft of a speed reducing motor is fixedly connected with the driving part 301, the screening barrel 101 is rotatably connected with the driving part 301, the sliding plate 702 is slidably connected with the protective shell 601, one end of a plurality of springs 701 is fixedly connected with the protective shell 601, the other end of the plurality of springs 701 is fixedly connected with the sliding plate 702, the matching plate 603 can be contacted with the driving part 301, when the connecting plate 501 needs to be driven to move in the screening barrel 101, the speed reducing motor is started, the output shaft of the speed reducing motor rotates to drive the driving part 301 to rotate, the driving part 301 rotates to push the matching plate 603 so that the protective shell 601 moves rightwards on the sliding plate 702, protective housing 601 moves two springs 701 of meeting compression right on slide 702, after drive portion 301 rotates to leaving cooperation board 603, an elasticity can be applyed for protective housing 601 to two springs 701, thereby bounce protective housing 601, thereby be convenient for drive portion 301 pushes away cooperation board 603 next time, thereby make drive portion 301 can promote protective housing 601 repeatedly, thereby make protective housing 601 drive connecting plate 501 slide left and right in screening bucket 101, thereby make former rice and rice straw of a plurality of pay-off arc boards 503 scraping repeatedly, thereby make former rice and rice straw and a plurality of filtration pore 107 even contact, make a plurality of filtration pores 107 carry out comprehensive filtration to former rice and rice straw in adding screening bucket 101.

In addition, as an example, as shown in fig. 2 and 4, this example solves the problem of cleaning the filter holes,

because part of impurities block the plurality of filter holes 107 arranged on the inclined plane bottom plate 108 in the working process of the screening barrel 101, the plurality of filter holes 107 need to be cleaned after the screening barrel 101 works for a period of time, thereby being convenient for prolonging the service life of the screening barrel 101, leading the screening barrel 101 to be capable of being used for a plurality of times, simultaneously, the common cleaning mode needs to stop feeding materials firstly and then use tools for cleaning, and the processing efficiency is influenced by the processing time, the device is provided with a cleaning roller 202, a bearing 203, a rotating handle 201 and a material baffle plate 204, the outer ring of the bearing 203 is fixedly connected with the cleaning roller 202, the inner ring of the bearing 203 is fixedly connected with the rotating handle 201, the material baffle plate 204 is fixedly connected with the rotating handle 201, a plurality of rubber bulges are all arranged on the cleaning roller 202, the feeding chute 104 can be blocked by the material baffle plate 204, when a worker observes that the plurality of filter holes 107 are seriously blocked by the impurities in the screening barrel 101, the rotating handle 201 is operable to rotate, thereby rotating the cleaning roller 202 to the plurality of filter holes 107, while the cleaning roller 202 rotates around the axis of the bearing 203, so that the foreign substances clogged in the plurality of filter holes 107 are caught by the plurality of rubber protrusions of the cleaning roller 202, thereby achieving the purpose of cleaning a plurality of filter holes 107, simultaneously, the striker plate 204 blocks the feed chute 104 along with the rotation of the rotating handle 201, therefore, the original rice can not fall into the screening barrel 101 in the process of cleaning the filtering holes by the cleaning roller 202, the original rice can still be added into the feed chute 104 at the moment, the rotating handle 201 is operated again to rotate after the cleaning is finished, and the striker plate 204 is moved away, therefore, the effect that the original rice screening effect is not influenced, the feeding is not required to be stopped firstly, and then the cleaning is carried out is achieved, the cleaning can be completed only by operating the rotating handle 201 to rotate, and the condition that the processing time is required to be consumed for cleaning to influence the processing efficiency is avoided.

In addition, as an example, as shown in fig. 12, this example solves the problem of preventing the turning handle 201 from being separated from the turning rail,

rotate handle 201 and screening bucket 101 rotation junction in this device and be provided with two spacing plectanes 105, rotate on two spacing plectanes 105 and be connected with rotation handle 201, rotate handle 201 rotation in-process at the staff operation, two spacing plectanes 105 can remain throughout to rotate handle 201 and slide at the settlement track to avoid rotating handle 201 and rotate the in-process and break away from the condition appearance that the orbit was decided originally and cause the clean 202 and striker plate 204 unable normal work of rolling.

In addition, as an example, as shown in fig. 3, 7, 14, this example solves the problem of avoiding interference of the cleaning roller 202 with the plurality of feeding arc plates 503,

because the feeding arc plates 503 are closer to the filtering holes during normal operation, if the cleaning roller 202 is directly operated to clean the filtering holes without changing the positions of the feeding arc plates 503, the cleaning roller 202 interferes with the feeding arc plates 503, when the cleaning roller 202 needs to be used, the feeding arc plates 503 need to be lifted up, so the device is provided with a limit strip 402, a sliding circular groove 404, a limit bulge 205, a sliding shell 401 and a sliding part 502, the connecting plate 501 is fixedly connected with the sliding part 502, the rotating handle 201 is fixedly connected with the limit bulge 205, the two limit strips 402 are arranged in the sliding shell 401, the sliding circular groove 404 is arranged on the sliding shell 401, the sliding part 502 is connected in the sliding circular groove 404, the limit bulge 205 can slide on the two limit strips 402, the limit bulge 205 is connected in the sliding shell 401, the sliding shell 101 is connected in the sliding way with the sliding shell 401, when the cleaning roller 202 is not needed, that is, when the feeding arc plates 503 are not lifted, the limiting protrusion 205 is located at the upper end of the sliding shell 401 and is slidably connected to the two limiting strips 402, the sliding part 502 slides in the sliding circular groove 404 in a left-right reciprocating manner due to the left-right reciprocating motion of the feeding arc plates 503, at this time, if a worker wants to use the cleaning roller 202 to rotate the rotating handle 201, the limiting protrusion 205 is located at the upper end of the sliding shell 401 and is slidably connected to the two limiting strips 402, so that the rotating handle 201 cannot rotate, thereby prompting the worker to cause the interference between the cleaning roller 202 and the feeding arc plates 503 if the worker rotates the rotating handle 201 at this time, thereby avoiding the occurrence of device damage caused by the wrong operation of the worker, and the correct use method is to operate the lifting of the feeding arc plates 503 first, so that the sliding part 502 drives the sliding shell 401 to move upwards, thereby the limiting protrusion 205 is located in the circular ring at the lower end of the sliding shell 401, at this time, the limiting protrusion 205 can slide along the lower end ring of the sliding shell 401, and the rotating handle 201 can normally rotate, so as to avoid the situation that the cleaning roller 202 interferes with the feeding arc plates 503.

In addition, as an example, as shown in fig. 9 and 11, this example solves the problem that the effect of screening is affected by preventing raw rice from falling on the protective case 601,

because the position setting of protective housing 601, probably lead to some former rice to fall on protective housing 601, thereby make some former rice can't participate in the screening processing, influence screening effect, so this device is provided with tapered plate 602, tapered plate 602 sets up on protective housing 601, the position of tapered plate 602 is located under feed chute 104, after former rice falls down from feed chute 104, the former rice that falls on protective housing 601 can slide down along tapered plate 602, thereby make the circumstances of avoiding former rice to fall on protective housing 601 and influence the screening effect appear.

In addition, as an example, as shown in fig. 5, 7, 11, 13, this example solves the problem of preventing the sliding portion 502 from interfering with the rotating handle 201,

because sliding part 502 slides in sliding circular slot 404, when mentioning a plurality of pay-off arc boards 503, need guarantee that sliding part 502 is in the position that does not interfere with rotation handle 201 at the rotation handle 201 dry rotation in-process, so be provided with in this device and accomodate groove 403 and push away to board 604, cooperation board 603 can with push away to the contact of board 604, accomodate and can insert sliding part 502 in the groove 403, mention a plurality of pay-off arc boards 503 in-process, it can promote cooperation board 603 gradually to push to board 604, thereby make cooperation board 603 drive protective housing 601 move right, protective housing 601 move right and drive connecting plate 501 move right, connecting plate 501 moves right and drives sliding part 502 move right, thereby make sliding part 502 deposit in accomodating groove 403, thereby avoid the condition that sliding part 502 interferes with rotation handle 201 to appear.

The stirring device further comprises an air cylinder 703, wherein the two air cylinders 703 are fixedly connected to the sliding plate 702, and the two air cylinders 703 are fixedly connected to the screening barrel 101.

In addition, as an example, as shown in fig. 9, this example solves the problem of driving the plurality of feeding arc plates 503 to be raised,

be equipped with cylinder 703 in this device, two cylinders 703 of fixedly connected with on the slide 702, two cylinders 703 of fixedly connected with in the screening bucket 101, when needs lift a plurality of pay-off arc boards 503, thereby two cylinders 703 shrink makes slide 702 upward movement, thereby slide 702 upward movement lifts protective housing 601 and connecting plate 501 upwards to make a plurality of pay-off arc boards 503 lift.

Agitating unit still includes and supports base 103, and two equal fixed connection of support base 103 are on screening bucket 101.

In addition, as an example, as shown in fig. 2, this example facilitates the problem of collecting the screened-out rice,

be equipped with in this device and support base 103, two support bases 103 of fixedly connected with on the screening bucket 101, two support bases 103 lift up certain height with screening bucket 101 to the staff of being convenient for collects the rice of sifting out.