CN219210041U

CN219210041U - Rice polishing machine

Info

Publication number: CN219210041U
Application number: CN202320213211.8U
Authority: CN
Inventors: 张赞
Original assignee: Hunan Yiliang Machinery Co ltd
Current assignee: Hunan Yiliang Machinery Co ltd
Priority date: 2023-02-15
Filing date: 2023-02-15
Publication date: 2023-06-20
Anticipated expiration: 2033-02-15

Abstract

The utility model discloses a rice polishing machine, which comprises a box body and a base, wherein a propeller, a polishing groove and a guide plate are arranged in the box body, the propeller is fixedly arranged on the inner wall of the box body, an atomizing nozzle is arranged on one side of the propeller, a working space is formed in the polishing groove, a polishing roller is arranged in the working space, and the guide plate is positioned under the polishing groove; through setting up three muscle and screw thread sand grip with the polishing roller global, three muscle can improve the polishing number of times, makes rice in the polishing inslot many times with polishing net mutual contact friction, has effectively improved rice polishing precision for the rice after polishing is whiter, and screw thread sand grip can be with the rice in the working space to right-hand member discharge gate carry, has improved work efficiency.

Description

Rice polishing machine

Technical Field

The utility model belongs to the technical field of rice processing, and particularly relates to a rice polishing machine.

Background

The rice is affected by season and climate or stored for a long time, partial rice has different colors or mildews, various grades of rice appear, the edible taste of the rice is improved along with the increasing of the living standard of people, and in order to improve the edible quality, the commercial value and the storage time, the rice needs to be polished to remove bran wind or sundries adhered to the surface of the rice, so that the rice grains are crystal and clean.

The existing rice polishing machine is large in occupied area, complex in structure and low in polishing efficiency, the existing polishing machine is lack of wetting equipment, so that polished rice grains are more broken and seriously damaged, rice grains are easily damaged by internal components, most polishing rollers are low in polishing precision, and polishing effect is poor.

Disclosure of Invention

In order to solve the above problems in the prior art, the present utility model is directed to a rice polishing machine.

The technical scheme adopted by the utility model is as follows: the polishing device comprises a box body and a base, wherein a propeller, a polishing groove and a guide plate are arranged in the box body, the propeller is fixedly arranged on the inner wall of the box body, an atomization nozzle is arranged on one side of the propeller, a working space is formed in the polishing groove, a polishing roller is arranged in the working space, and the guide plate is positioned under the polishing groove; the box is provided with a feed hopper, the feed hopper is communicated with the propeller, and a discharge hole is formed in the other side, away from the feed hopper, of the box.

Preferably, a first rotating shaft is horizontally arranged in the box body, one end of the first rotating shaft is rotatably connected with the box body, the polishing roller is fixed on the first rotating shaft, a second rotating shaft is arranged at the other end of the polishing roller, and the second rotating shaft is fixedly connected with the first rotating shaft.

As the preference of the utility model, the first rotating shaft is a hollow rotating shaft, a containing cavity is formed in the first rotating shaft, a threaded raised line is arranged on the polishing roller, ribs are arranged on the polishing roller, three ribs are respectively arranged on the polishing roller, the three ribs are uniformly distributed along the peripheral surface of the polishing roller, and the protruding height of the threaded raised line outwards is smaller than the protruding height of the ribs.

As the preferable mode of the utility model, the side surface of the polishing roller is provided with a plurality of air openings along the axial direction, the aperture of each air opening is smaller than that of rice grains, each air opening is respectively communicated with the containing cavity, one side of the discharging opening is provided with a fan, the fan is fixedly arranged on the box body, and the air outlet of the fan is communicated with the first rotating shaft.

As the preferable mode of the utility model, the box body is provided with the driving motor, the propeller is internally provided with the second rotating shaft, one end of the second rotating shaft is rotationally connected with the output end of the driving motor through a belt, and the first rotating shaft and the driving motor are respectively positioned at two ends of the second rotating shaft.

As the preferable mode of the utility model, one side of the feed hopper is provided with a control unit and a feed control valve, the feed control valve is in control connection with the control unit through a connecting rod, the atomizing nozzle is positioned right above the propeller, and the atomizing nozzle is electrically connected with the control unit.

Preferably, the upper part of the guide plate is opened, the lower part of the guide plate extends downwards to form a bran outlet, and the distance from the guide plate to the side wall of the box body is gradually increased along the direction from the material outlet to the bran outlet.

Preferably, an observation groove is formed in one side of the feed hopper.

The beneficial effects of the utility model are as follows:

1. the polishing machine for rice is characterized in that the polishing roller is provided with three ribs and the threaded raised strips, the three ribs can improve the polishing times, so that the rice is contacted and rubbed with the polishing net for multiple times in the polishing groove, the polishing precision of the rice is effectively improved, the polished rice is more white and bright, the threaded raised strips can convey the rice in the working space to the discharge port at the right end, and the working efficiency is improved.

2. Through directly being connected driving motor with the propeller, the propeller drives the polishing roller again and transmits, adopts the direct mode of motor, has reduced occupation space, has improved transmission efficiency, is favorable to improving work efficiency.

3. An atomizing nozzle is arranged above the propeller to wet the rice before the rice enters polishing, so that the polishing roller is effectively prevented from rotating at a high speed to damage the integrity of the rice, the polishing effect can be improved, the polished rice grains are crystal and clear in color and luster, and the storage performance and practical quality of the rice are improved.

Drawings

The utility model will be described in further detail with reference to the accompanying drawings and detailed description.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic elevational cross-sectional view of the present utility model;

fig. 3 is a schematic view of the polishing roll structure of the present utility model.

In the figure: 11. a case; 12. a base; 13. a propeller; 14. a polishing groove; 15. a guide plate; 16. an atomizing nozzle; 17. a working space; 18. polishing rollers; 19. a feed hopper; 20. a first rotating shaft; 21. a second rotating shaft; 22. a thread protruding strip; 23. a rib; 24. an air port; 25. a blower; 26. a driving motor; 27. a control unit; 28. a feed control valve; 29. a door; 30. a bran outlet; 31. a discharge port; 32. an observation groove; 33. and (5) polishing the net.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the particular embodiments described herein are illustrative only and are not intended to limit the utility model, i.e., the embodiments described are merely some, but not all, of the embodiments of the utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present utility model.

Referring to fig. 1-3, a rice polishing machine according to an embodiment of the present utility model is described below, and comprises a box 11 and a base 12, wherein a pusher 13, a polishing groove 14 and a guide plate 15 are provided in the box 11, the pusher 13 is fixedly installed on the inner wall of the box 11, an atomizing nozzle 16 is provided on one side of the pusher 13, a working space 17 is formed in the polishing groove 14, a polishing roller 18 is provided in the working space 17, and the guide plate 15 is located under the polishing groove 14; the box 11 is provided with a feed hopper 19, the feed hopper 19 is communicated with the propeller 13, and a discharge port 31 is arranged along the other side of the box 11 away from the feed hopper 19.

The polishing device comprises a box body 11, and is characterized in that a first rotating shaft 20 is horizontally arranged in the box body 11, one end of the first rotating shaft 20 is in rotary connection with the box body 11, a polishing roller 18 is fixed on the first rotating shaft 20, a second rotating shaft 21 is arranged at the other end of the polishing roller 18, the second rotating shaft 21 is fixedly connected with the first rotating shaft 20, the first rotating shaft 20 is arranged in a polishing groove 14 and used for driving the polishing roller 18 to rotate, the polishing roller 18 is fixed on the first rotating shaft 20 through a fixing rod, the left end of the polishing roller 18 is fixedly connected with the second rotating shaft 21, and the right end of the polishing roller 18 is in rotary connection with one side inner wall of the box body 11 through a bearing, so that the polishing roller 18 continuously rotates along with the second rotating shaft 21.

The first rotating shaft 20 is a hollow rotating shaft, a containing cavity is formed in the first rotating shaft, threaded raised strips 22 are arranged on the polishing roller 18, ribs 23 are arranged on the polishing roller 18, three ribs 23 are respectively arranged, the ribs 23 are uniformly distributed along the circumferential surface of the polishing roller 18, the raised height of each threaded raised strip 22 is smaller than that of each rib 23, the threaded raised strips 22 can convey rice grains in the working space 17 rightward, the right end of a polishing shaft is communicated with a split of a fan 25, the left end of the polishing shaft is sealed, wind sprayed by the fan 25 enters the containing cavity, and the wind is transmitted to a wind port 24 of the polishing roller 18 through the containing cavity, so that the polishing roller 18 and a polishing net are subjected to polishing in the polishing process. 33, a certain pressure difference is formed, dirt in the working space 17 can be sprayed outwards, and secondly excessive water can be accumulated in the working space 17 by means of the non-stop rotation and the wind spraying of the fan 25, so that polishing effect is affected, wherein the aperture of the wind gap 24 is smaller than that of rice grains.

The polishing roller 18 is characterized in that a plurality of air openings 24 are formed in the side face of the polishing roller 18 along the axis direction of the polishing roller, the aperture of each air opening 24 is smaller than that of rice grains, each air opening 24 is respectively communicated with the containing cavity, a fan 25 is arranged on one side of the discharging opening 31, the fan 25 is fixedly mounted on the box 11, an air outlet 24 of the fan 25 is communicated with the first rotating shaft 20, the air openings 24 have the function of removing bran impurities, so that bran impurity water and particle dust are separated from the rice grains after the rice grains are polished, and bran impurities are directly from the polishing net. 33 pass through and out into the guide plate 15 and are finally concentrated by the bran outlet 30.

Advantageously, on the front case 11, there are exhaust places on both sides of the bran outlet 30, so that wind generated in the case 11 is exhausted from the exhaust places.

The box 11 is provided with the driving motor 26, the propeller 13 is internally provided with the second rotating shaft 21, one end of the second rotating shaft 21 is rotationally connected with the output end of the driving motor 26 through a belt, the first rotating shaft 20 and the driving motor 26 are respectively positioned at two ends of the second rotating shaft 21, the driving motor 26 is controlled by the control unit 27 to control the running state of the driving motor 26, the control unit 27 can control the rotating speed of the driving motor 26, the output shaft of the driving motor 26 drives the second rotating shaft 21 in the propeller 13 to rotate through the belt, and the second rotating shaft 21 is fixedly provided with a conveying spiral, so that rice grains from the feed hopper 19 are conveyed to the right end by the propeller 13, the rice grains are continuously conveyed to the working space 17 for polishing, the second rotating shaft 21 is fixedly connected with the first rotating shaft 20, the driving motor 26 drives the polishing roller 18 to rotate while the propeller 13 to the right, the driving motor 26 is directly connected with a working original, the transmission efficiency is high, the complexity of the existing device is simplified, and the occupied space is reduced.

Advantageously, a control unit 27 and a feeding control valve 28 are arranged on one side of the feeding hopper 19, the feeding control valve 28 is in control connection with the control unit 27 through a connecting rod, the atomizing nozzle 16 is positioned right above the propeller 13, the atomizing nozzle 16 is electrically connected with the control unit 27, the control unit 27 is in control connection with a sieve sheet arranged below the feeding hopper 19 through a pull rod, the opening degree below the feeding hopper 19 can be controlled by adjusting the parameters on the control unit 27, the discharging speed is controlled, the atomizing nozzle 16 wets the rice grains in advance when the rice grains enter the polishing groove 14, the colored dirt on the rice grains is softened, and meanwhile, the polished rice grains are prevented from being damaged by larger friction caused by high-speed rotation of the polishing roller 18, so that the polished rice grains are crystal and bright.

Advantageously, the upper part of the guide plate 15 is opened, the lower part extends downwards to form a bran outlet 30, the distance from the guide plate 15 to the side wall of the box 11 is gradually increased along the direction from the discharge outlet 31 to the bran outlet 30, the guide plate 15 is in a shape of big end down, and the bran impurity can enter the bran outlet 30 under the drainage of the guide plate 15, thereby realizing centralized treatment.

The feeding hopper 19 is provided with the observation groove 32 on one side, the observation groove 32 is made of transparent materials, the surplus of rice in the feeding hopper 19 can be observed in real time, feeding is convenient to add, and the opening of the feeding control valve 28 is convenient to control by observing the feeding speed.

Advantageously, the net is polished on the front side of the box 11 by a box door 29, the box door 29 being located on one side of the polishing roller 18. 33 are wearing parts, the replacement frequency is high, and the box door 29 is opened during the replacement, so that the polishing net is convenient to use. 33, the polishing net is replaced. 33 are cylindrical, and mesh holes are distributed on the peripheral surface, and the polishing roller 18 and the polishing net are arranged. 33, a gap is formed between them, allowing the grains to pass through the polishing net. 33 and the polishing roller 18 are driven to rub against each other to realize the grinding and polishing of rice grains.

The working principle of the utility model is as follows:

the control unit 27 controls the running state and the rotating speed of the driving motor 26, the feeding control valve 28 is opened, rice grains to be polished are placed in the feeding hopper 19, when the machine body works, the rice passes through the box 11 from the feeding hole and enters the propeller 13, the propeller 13 conveys the rice grains into the polishing groove 14, and when the rice grains are positioned at the rightmost end of the propeller 13, the atomizing nozzle 16 above the rice grains can wet the rice grains.

The grains enter the polishing tank 14 and the polishing roll 18 rotates to drive the grains and the polishing net. 33 form friction, also can form mutual friction between the rice grain under the centrifugal force that forms under certain pressure and rotation, make the rice grain epidermis obtain the burnishing and polishing, three muscle 23 on the polishing roller 18 drive the rice grain and carry out circular motion, and the rice grain in the screw thread sand grip 22 workspace 17 on the polishing roller 18 carries out right, prevents to stay time overlength and overpolish in workspace 17.

The polished rice grains are discharged from the discharge port 31, and bran impurities generated during operation pass through the polishing net. 33 enter the guide plate 15, and the guide plate 15 is used for guiding the bran impurity water to the bran outlet 30 for centralized collection.

The polishing roller 18 rotates through the second rotating shaft 21 by the driving motor 26, and the first rotating shaft 20 is fixedly connected with the second rotating shaft 21, so that the driving motor 26 drives the propeller 13 to normally work and also drives the polishing roller 18 to rotate, wherein a bearing is rotationally connected between the rotating shaft and the box 11, and the driving motor 26 is directly connected, so that the conventional device is simplified, the force loss is reduced, and the transmission efficiency is high.

The wind gap 24 of fan 25 spouts the wind towards hollow first pivot 20, and the appearance chamber that forms in the first pivot 20 communicates with the wind gap 24 of seting up on the polishing roller 18, makes the wind that fan 25 spouted spout from wind gap 24, can accelerate the outflow of bran impurity.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The foregoing is merely illustrative of the structures of this utility model and various modifications, additions and substitutions for those skilled in the art can be made to the described embodiments without departing from the scope of the utility model or from the scope of the utility model as defined in the accompanying claims.

Claims

1. A rice polishing machine, characterized in that: the polishing device comprises a box body and a base, wherein a propeller, a polishing groove and a guide plate are arranged in the box body, the propeller is fixedly arranged on the inner wall of the box body, an atomization nozzle is arranged on one side of the propeller, a working space is formed in the polishing groove, a polishing roller is arranged in the working space, and the guide plate is positioned under the polishing groove; the box is provided with a feed hopper, the feed hopper is communicated with the propeller, and a discharge hole is formed in the other side, away from the feed hopper, of the box.

2. A rice polishing machine as recited in claim 1, wherein: the polishing device comprises a box body, and is characterized in that a first rotating shaft is horizontally arranged in the box body, one end of the first rotating shaft is connected with the box body in a rotating mode, the polishing roller is fixed on the first rotating shaft, a second rotating shaft is arranged at the other end of the polishing roller, and the second rotating shaft is fixedly connected with the first rotating shaft.

3. A rice polishing machine as recited in claim 2, wherein: the first rotating shaft is a hollow rotating shaft, a containing cavity is formed in the first rotating shaft, a threaded raised line is arranged on the polishing roller, ribs are arranged on the polishing roller, three ribs are respectively arranged, the three ribs are evenly distributed along the peripheral surface of the polishing roller, and the protruding height of the threaded raised line is smaller than the protruding height of the ribs.

4. A rice polishing machine as recited in claim 3, wherein: the side of polishing roller is equipped with a plurality of wind gap along its axis direction, the wind gap aperture is less than the grain of rice aperture, every the wind gap respectively with hold the chamber and be linked together, discharge gate one side is equipped with the fan, fan fixed mounting is in on the box, the air outlet of fan with first pivot is linked together.

5. A rice polishing machine as recited in claim 2, wherein: the box is provided with a driving motor, a second rotating shaft is arranged in the propeller, one end of the second rotating shaft is rotationally connected with the output end of the driving motor through a belt, and the first rotating shaft and the driving motor are respectively positioned at two ends of the second rotating shaft.

6. A rice polishing machine as recited in claim 1, wherein: the feeding hopper one side is equipped with control unit and feeding control valve, the feeding control valve pass through the connecting rod with control unit control connection, the atomizer is located directly over the propeller, the atomizer is connected with the control unit electricity.

7. A rice polishing machine as recited in claim 1, wherein: the upper part of the guide plate is open, the lower part of the guide plate extends downwards to form a bran outlet, and the distance from the guide plate to the side wall of the box body is gradually increased along the direction from the material outlet to the bran outlet.

8. The rice polishing machine of claim 1, wherein an observation groove is formed in one side of the feed hopper.