CN114146748B

CN114146748B - Rice polishing roller capable of improving surface smoothness

Info

Publication number: CN114146748B
Application number: CN202111477095.2A
Authority: CN
Inventors: 邓仕运; 邓菲菲; 刘爱清
Original assignee: Hengyang Shijie Agricultural Products Processing Co ltd
Current assignee: Hengyang Shijie Agricultural Products Processing Co ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2023-02-07
Anticipated expiration: 2041-12-06
Also published as: CN114146748A

Abstract

The invention is suitable for the technical field of rice product processing, provides a rice polishing roller with improved surface finish, and solves the problems that the contact area of mist exhausted from a wetting chamber in the movement process of the polishing roller of the existing device is smaller, and the polishing efficiency of rice is influenced; the method comprises the following steps: the polishing device comprises a polishing main body, a polishing mechanism and a polishing mechanism, wherein the polishing main body comprises a polishing box and a working cavity, and a feeding part is arranged on the working cavity; the rice polishing mechanism is used for processing the rice in the working cavity; the automatic discharging mechanism is used for auxiliary discharging of polished rice, and the rice feeding and atomizing mechanism comprises a rice atomizing assembly and a rice feeding assembly; according to the embodiment of the invention, the rice atomizing assembly and the rice feeding assembly are arranged, and the rice atomizing assembly and the rice feeding assembly work in a matching manner, so that the rice is sufficiently atomized in the feeding process, the atomization degree of the surfaces of rice grains is ensured, and the polishing treatment of the rice is facilitated.

Description

Rice polishing roller capable of improving surface smoothness

Technical Field

The invention belongs to the technical field of rice product processing, and particularly relates to a rice polishing roller capable of improving surface smoothness.

Background

With the continuous improvement of the living standard of people, the requirements of people on the quality and the taste of rice are higher and higher. Therefore, rice with excellent quality and glittering and translucent appearance is more and more popular. The rice polishing is one of the essential procedures in the rice fine processing process flow. The rice polishing refers to polishing hundreds of rice which meet certain precision after being wetted and wetted, so that the rice grains are glittering and clean, do not adhere to bran powder and do not fall off from the rice flour, and the storage performance of the rice grains is improved.

The polishing roller is arranged in a polishing chamber of the polishing machine and is an important part in the rice polishing machine, a plurality of spiral line convex ribs are arranged on the outer circumference of a roller body of the polishing roller, air spraying and/or water spraying grooves are formed in the back faces of the convex ribs, the floating bran on the surface of rice is softened by the rotary motion of the polishing roller in the polishing chamber and the air spraying and/or water spraying of the air spraying/water spraying grooves, meanwhile, rice grains continuously move in the polishing chamber, and finally the polishing and fine processing of the rice are realized.

The utility model provides a current novel rice polishing machine, the device includes the organism, the organism top is equipped with the feed inlet, the feed inlet below is the polishing department, the polishing department divide into moist room and polishing chamber, be equipped with polishing roller and sieve in the polishing chamber, the spraying chamber is controllable temperature spraying, by the regulating plate controlled temperature condition that the organism top set up, still be equipped with transparent viewing window on the organism, the organism side is equipped with out the rice mouth, it is hollow out construction to go out rice mouth top, and internally mounted has the fan, but the device polishing roller motion in-process is less with moist room exhaust fog area of contact, influences the polishing efficiency of rice, therefore, we provide a rice polishing roller who improves surface finish.

Disclosure of Invention

The invention provides a rice polishing roller for improving surface smoothness, and aims to solve the problem that the polishing efficiency of rice is influenced because the contact area of mist discharged from a wetting chamber and the polishing roller in the movement process of the polishing roller of the conventional device is small.

The present invention is achieved as a surface-finish-improved rice polishing roll, comprising:

the polishing device comprises a polishing main body and a polishing device, wherein the polishing main body comprises a polishing box and a working cavity arranged in the polishing box, and a feeding part is arranged on the working cavity;

the rice polishing mechanism is arranged in the working cavity and is used for processing the rice in the working cavity;

an automatic discharging mechanism arranged in the working chamber for auxiliary discharging of polished rice, an

Rice feeding atomization mechanism sets up in the polishing incasement, runs through the intercommunication with working chamber and feeding portion respectively for get into the atomization work of working intracavity rice, rice feeding atomization mechanism include rice atomization component and with the rice feeding subassembly of rice atomization component cooperation work.

Preferably, the rice polishing mechanism includes:

the polishing driving part is fixedly arranged in the polishing box and provides power for polishing the rice in the working cavity;

with polishing drive division fixed connection's polishing roll body, the setting of polishing roll body is in the work cavity for the polishing of work intracavity rice is handled, the polishing roll body includes mutual fixed connection's main roll body and supplementary roll body, rotates between supplementary roll body and the polishing case to be connected, all is provided with the polishing auxiliary member that is used for supplementary polishing on main roll body and the supplementary roll body.

Preferably, the automatic discharging mechanism comprises:

the discharge part is communicated with the working cavity;

the discharging opening and closing part is connected with an opening and closing part adjusting mechanism used for controlling the discharging opening and closing part to move so as to realize automatic discharging, and the opening and closing part adjusting mechanism is arranged in the working cavity.

Preferably, the shutter adjusting mechanism includes:

the opening and closing part driving part is fixedly arranged in the polishing box;

a lifting block fixedly connected with the driving part of the opening and closing member, the lifting block is in sliding connection with the working cavity and is used for transmitting the power of the driving part of the opening and closing member, an

At least a set of switching piece connecting plate, switching piece connecting plate and elevator sliding connection, and with arrange material switching piece fixed connection, still be provided with in the working chamber and be used for the protection the connecting plate of switching piece connecting plate resets, and the connecting plate resets and switching piece connecting plate fixed connection.

Preferably, the rice polishing machine further comprises an impurity discharging mechanism, the impurity discharging mechanism is used for discharging impurities after the rice is polished in the working cavity, and the impurity discharging mechanism comprises:

the impurity screening assembly is used for multi-stage screening of impurities;

the impurity storage box is used for storing impurities and is fixedly arranged on the side wall of the polishing box;

the impurity screening assembly includes:

the inner screening piece is fixed on the side wall of the polishing box and used for primary screening of impurities;

an outer screening element cooperating with the inner screening element, the outer screening element being fixedly mounted in the impurity storage tank, and

a rice backward flow portion for sifting out the rice backward flow, rice backward flow portion is used for the recovery of rice, avoids the loss of rice.

Preferably, the device further comprises a mist supply assembly, wherein the mist supply assembly comprises:

fog three-way valve, the fog three-way valve feeds through with fog supply source, rice atomization component and fog replenishment pipe respectively, the other end intercommunication of fog replenishment pipe has fog replenishment portion, and fog replenishment portion fixed mounting is in on the lateral wall of impurity bin for supply fog to work intracavity rice, guarantee the humidity of rice, still be used for avoiding the jam of impurity screening subassembly is supplementary impurity screening subassembly work.

Preferably, the rice feeding assembly comprises:

the rice feeding box is communicated with the feeding part in a penetrating manner, a rice feeding cavity is arranged in the rice feeding box, and the rice feeding cavity is communicated with the working cavity through the communicating part and used for supplementing rice in the working cavity;

the pretreatment seat is arranged in the rice feeding cavity, and a rice feeding disc is fixedly arranged in the pretreatment seat;

the feeding disc adjusting mechanism is arranged in the rice feeding cavity and used for driving the rice feeding disc to move, and the contact area between the rice and the fog is increased.

Preferably, the feed tray adjustment mechanism comprises:

the feeding disc driving part is fixedly arranged in the rice feeding box;

a feed tray transmission part arranged on one side of the feed tray driving part, the feed tray transmission part is fixedly connected with the feed tray driving part, and

and the feeding disc driven part is fixedly connected with the pretreatment seat, is arranged on one side of the feeding disc transmission part and is used for transmitting the power of the feeding disc driving part.

Preferably, the rice atomizing assembly comprises:

the rice atomization pipe, rice atomization pipe and fog three-way valve intercommunication, and the other end intercommunication of rice atomization pipe has rice atomization portion, and rice atomization portion is used for the atomization treatment of rice in the preliminary treatment seat, and rotates between rice atomization and the preliminary treatment seat to be connected.

Preferably, the inside cavity of rice feeding dish, and be provided with in the rice feeding dish and be used for the spacing atomizing part spacing groove of rice atomizing part, be provided with first charging conduit on the rice feeding dish respectively and with first charging conduit cooperation work's second charging conduit, first charging conduit and second charging conduit are used for the blanking of rice.

Compared with the prior art, the embodiment of the application mainly has the following beneficial effects:

according to the embodiment of the invention, the rice atomizing assembly and the rice feeding assembly are arranged, and the rice atomizing assembly and the rice feeding assembly work in a matching manner, so that the rice is sufficiently atomized in the feeding process, the atomization degree of the surfaces of rice particles is ensured, and the polishing treatment of the rice is facilitated.

Drawings

FIG. 1 is a schematic view showing a structure of a rice polishing roll for improving surface smoothness according to the present invention.

Fig. 2 is a schematic view of a part of the enlarged structure in fig. 1.

Fig. 3 is a schematic structural view of the shutter connection plate provided by the present invention.

Fig. 4 is a schematic structural diagram of the lifting block provided by the invention.

Fig. 5 is a schematic structural view of a rice feeding assembly provided by the present invention.

Fig. 6 is a schematic structural view of a rice feeding tray provided in the present invention.

In the figure: 1-polishing main body, 11-polishing box, 12-working chamber, 13-feeding part, 2-rice feeding component, 21-rice feeding box, 22-connecting part, 3-mist supply component, 31-mist three-way valve, 32-mist supplement pipe, 33-mist supplement part, 34-rice atomizing pipe, 35-rice atomizing part, 4-impurity discharging mechanism, 41-impurity storage tank, 42-outer screening part, 43-inner screening part, 5-rice polishing mechanism, 51-polishing driving part, 52-polishing roller, 521-main roller, 522-auxiliary roller, 523-polishing auxiliary part, 6-automatic discharging mechanism, 61-opening and closing part driving part, 62-resetting part, 63-lifting block, 64-discharging opening and closing part, 65-opening and closing part connecting plate, 66-discharging part, 67-discharging platform, 7-feeding plate adjusting mechanism, 71-feeding plate driving part, 72-feeding plate driving part, 73-feeding plate feeding part, 74-pre-processing seat, 74-discharging plate 742-discharging seat, second trough, and rice trough.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof in the description and claims of this application and the description of the figures above, are intended to cover non-exclusive inclusions. The terms "first," "second," and the like in the description and claims of this application or in the foregoing drawings are used for distinguishing between different objects and not for describing a particular sequential order.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

An embodiment of the present invention provides a surface-finish-improved rice polishing roll, as shown in fig. 1, including:

the polishing device comprises a polishing main body 1, wherein the polishing main body 1 comprises a polishing box 11 and a working cavity 12 arranged in the polishing box 11, and a feeding part 13 is arranged on the working cavity 12;

the rice polishing mechanism 5 is arranged in the working cavity 12 and is used for processing the rice in the working cavity 12;

an automatic discharge mechanism 6 disposed in the working chamber 12 for auxiliary discharge of polished rice, an

Rice feeding atomization mechanism sets up in polishing case 11, runs through the intercommunication with working chamber 12 and feeding portion 13 respectively for get into the atomization work of rice in the working chamber 12, rice feeding atomization mechanism include rice atomization component and with rice atomization component cooperation work's rice feeding component 2.

In this embodiment, in operation, rice atomization component lets in the atomizing fog to the rice, then open feed portion 13, the rice gets into in feed portion 13, rice feed component 2 disperses and delays the flow to the rice, and then make the abundant contact of rice and fog, the problem of the unable fog of guaranteeing of current device and the abundant contact of rice has been solved, then polish the polishing of mechanism 5 to rice in working chamber 12 through the rice and handle, and then make the rice surface more smooth, the quality of rice has been guaranteed, after finishing the polishing operation, the rice is discharged through automatic row material mechanism 6.

According to the embodiment of the invention, the rice atomizing assembly and the rice feeding assembly 2 are arranged, and the rice atomizing assembly and the rice feeding assembly 2 work in a matching manner, so that the rice is sufficiently atomized in the feeding process, the atomization degree of the surfaces of rice particles is ensured, and the polishing treatment of the rice is facilitated.

In a further preferred embodiment of the present invention, as shown in fig. 1, the rice polishing mechanism 5 comprises:

the polishing driving part 51 is fixedly arranged in the polishing box 11 and provides power for polishing the rice in the working cavity 12;

and the polishing roller body 52 is fixedly connected with the polishing driving part 51, the polishing roller body 52 is arranged in the working cavity 12 and used for polishing rice in the working cavity 12, the polishing roller body 52 comprises a main roller body 521 and an auxiliary roller body 522 which are fixedly connected with each other, the auxiliary roller body 522 is rotatably connected with the polishing box 11, and polishing auxiliary pieces 523 used for auxiliary polishing are arranged on the main roller body 521 and the auxiliary roller body 522.

In this embodiment, polishing drive division 51 is servo motor, and it passes through bolt or clamp fixed mounting in polishing case 11, and its during operation can drive polishing roll body 52 and rotate, and then makes polishing roll body 52 carry out abundant polishing to the rice and handle, has improved the polishing efficiency of rice.

In this embodiment, main roll body 521 and supplementary roll body 522 can be for circle roller or cylindric structure, simultaneously through bolt, seamless welding or buckle fixed connection between main roll body 521 and the supplementary roll body 522, and internal diameter between them is different to realized the vortex to the interior rice of working chamber 12, do benefit to abundant contact between rice and the material, guaranteed the polishing efficiency of rice.

In this embodiment, polishing auxiliary member 523 adopts the elastomer material, has avoided its rotation in-process, damages the rice, when can also lieing in the rice contact simultaneously, realizes the extrusion collision to the rice, and then makes rice surface impurity and dust popped out, has guaranteed the cleaning of rice, and polishing auxiliary member 523 is column or toper column structure.

In a further preferred embodiment of the present invention, as shown in fig. 1, the automatic discharging mechanism 6 comprises:

at least one set of discharge portions 66, the discharge portions 66 being in communication with the working chamber 12;

a discharging opening and closing member 64 slidably connected with the discharging part 66, the discharging opening and closing member 64 is used for opening and closing the discharging part 66, and the discharging opening and closing member 64 is connected with a opening and closing member adjusting mechanism used for controlling the movement of the discharging opening and closing member 64 to realize automatic discharging, and the opening and closing member adjusting mechanism is arranged in the working chamber 12

In this embodiment, the discharging part 66 is a feed opening or a feed seat structure, and is hollow inside, the discharging part 66 is fixedly mounted on the discharging platform 67, and is fixedly connected with the discharging platform 67 through a bolt or a buckle, when working, the opening and closing part adjusting mechanism is opened, and the opening and closing part adjusting mechanism drives the discharging opening and closing part 64 to open and close, so that the automatic discharge of the rice is realized.

In a further preferred embodiment of the present invention, as shown in fig. 2 to 4, said shutter adjusting mechanism comprises:

a shutter driving part 61 fixedly installed in the polishing case 11;

a lifting block 63 fixedly connected with the shutter drive part 61, the lifting block 63 being slidably connected with the working chamber 12 for power transmission of the shutter drive part 61, an

The opening and closing part connecting plates 65 are connected with the lifting block 63 in a sliding mode and fixedly connected with the discharging opening and closing part 64, a connecting plate resetting part 62 used for protecting the opening and closing part connecting plates 65 is further arranged in the working cavity 12, and the connecting plate resetting part 62 is fixedly connected with the opening and closing part connecting plates 65.

In this embodiment, the opening/closing member driving part 61 is a hydraulic cylinder, an electric push rod or an air cylinder, the opening/closing member driving part 61 is fixedly connected with the lifting block 63 through a bolt or a buckle, the lifting block 63 is slidably mounted on the blanking platform 67, the blanking platform 67 is used for limiting the lifting block 63, a plurality of inclined planes are symmetrically arranged on the lifting block 63, the inclined planes are polished, an inclined plane is correspondingly arranged on the opening/closing member connecting plate 65, the inclined planes are polished similarly, and in this embodiment, the connecting part resetting member is a resetting spring or a resetting washer.

In a further preferred embodiment of the present invention, as shown in fig. 1, the apparatus further comprises a foreign substance discharging mechanism 4, wherein the foreign substance discharging mechanism 4 is used for discharging foreign substances after polishing the rice in the working chamber 12, and the foreign substance discharging mechanism 4 comprises:

and the impurity storage tank 41 is used for storing impurities, and the impurity storage tank 41 is fixedly arranged on the side wall of the polishing box 11.

In one embodiment of the present invention, the impurity screening assembly includes:

the inner screening piece 43 is fixed on the side wall of the polishing box 11 and is used for primary screening of impurities;

an outer screening member 42 cooperating with the inner screening member 43, said outer screening member 42 being fixedly mounted in the impurity storage tank 41, an

In this embodiment, the inner screening piece 43 is embedded in the polishing box 11, the inner screening piece 43 is vertically arranged and used for primary selection of impurities, the outer screening piece 42 is obliquely arranged and used for secondary screening of the impurities, meanwhile, the outer screening piece 42 is detachably arranged in the polishing box 11, the inner screening piece 43 and the outer screening piece 42 are screen meshes, the mesh apertures of the screen meshes are sequentially reduced, the mesh apertures of the screen meshes are circular or rectangular, the rice backflow part is obliquely arranged, one end of the outer screening piece 42 is arranged on one side of the outer screening piece 42 in the impurity storage box 41, the other end of the outer screening piece 42 extends into the working cavity 12 and is used for backflow of rice, and loss of the rice is reduced.

In a further preferred embodiment of the present invention, as shown in fig. 1, the embodiment of the present invention further includes a mist supply assembly 3, wherein the mist supply assembly 3 includes:

fog three-way valve 31, fog three-way valve 31 communicates with fog supply source, rice atomization component and fog make-up pipe 32 respectively, the other end intercommunication of fog make-up pipe 32 has fog to supply with portion 33, and fog makes-up portion 33 fixed mounting is in on the lateral wall of impurity bin 41 for supply the fog to rice in the working chamber 12, guarantee the humidity of rice, still be used for avoiding the jam of impurity screening subassembly, supplementary the work of impurity screening subassembly.

In this embodiment, the mist supplementing portion 33 is an exhaust fan or an air box, and the exhaust outlet of the exhaust fan can blow the mist into the impurity storage tank 41, so that the mist enters the working chamber 12 through the inner screening member 43 and the outer screening member 42, thereby not only supplementing the mist in the working chamber 12, but also avoiding the accumulation of impurities on the inner screening member 43 and the outer screening member 42.

In a further preferred embodiment of the present invention, as shown in fig. 5, the rice feeding set 2 comprises:

the rice feeding box 21 is communicated with the feeding part 13 in a penetrating manner, a rice feeding cavity is arranged in the rice feeding box 21 and is communicated with the working cavity 12 through a communicating part 22 for supplementing rice in the working cavity 12;

the pretreatment seat 74 is arranged in the rice feeding cavity, and a rice feeding disc 741 is fixedly arranged in the pretreatment seat 74;

and the feeding disc adjusting mechanism 7 is arranged in the rice feeding cavity, and the feeding disc adjusting mechanism 7 is used for driving the rice feeding disc 741 to move so as to increase the contact area between the rice and the fog.

In a further preferred embodiment of the present invention, as shown in fig. 5, the feeding tray adjusting mechanism 7 comprises:

a feeding disc driving part 71, wherein the feeding disc driving part 71 is fixedly arranged in the rice feeding box 21;

a feed tray driving part 72 provided at one side of the feed tray driving part 71, the feed tray driving part 72 being fixedly connected with the feed tray driving part 71, an

And the feeding disc driven part 73 is fixedly connected with the pretreatment seat 74, and the feeding disc driven part 73 is arranged on one side of the feeding disc transmission part 72 and is used for transmitting power of the feeding disc driving part 71.

In this embodiment, feeding disk drive portion 71 is servo motor, meshing transmission between feeding disk drive portion 72 and the feeding disk driven portion 73, the fixed outside of establishing at preliminary treatment seat 74 of feeding disk driven portion 73, in operation, open feeding disk drive portion 71, feeding disk drive portion 71 drives feeding disk drive portion 72 and rotates, feeding disk drive portion 72 drives feeding disk driven portion 73 and rotates, thereby realized driving preliminary treatment seat 74 pivoted mesh, the area of contact between rice and the fog has been increased.

In a further preferred embodiment of the present invention, as shown in fig. 5, the rice atomizing assembly comprises:

rice atomization tube 34, rice atomization tube 34 and fog three-way valve 31 intercommunication, and rice atomization tube 34's other end intercommunication has rice atomization portion 35, and rice atomization portion 35 is used for the atomization of rice in preliminary treatment seat 74, and rotates between rice atomization and preliminary treatment seat 74 to be connected

In this embodiment, the rice atomization portion 35 is a cylinder or a cylindrical structure, and a plurality of air vents are opened on the side wall of the rice atomization portion 35, and the air vents are rhombic, circular or rectangular, so that the mist can be discharged, and the contact area between the rice and the mist can be increased.

In a further preferred embodiment of the present invention, as shown in fig. 6, the rice feeding disc 741 is hollow, an atomizing part limiting groove for limiting the atomizing part 35 of the rice is disposed in the rice feeding disc 741, a first material receiving groove 742 and a second material receiving groove 743 cooperating with the first material receiving groove 742 are disposed on the rice feeding disc 741, and the first material receiving groove 742 and the second material receiving groove 743 are used for receiving the rice.

In this embodiment, first charging chute 742 and second charging chute 743 are all circumference to be set up on rice feeding dish 741, and first charging chute 742 and second charging chute 743 cooperation work can slow down the velocity of flow of rice for rice surface atomizing is more thorough, and first charging chute 742 shape is circular, and second charging chute 743 is oval.

In conclusion, the rice polishing roller capable of improving the surface smoothness is provided, the rice atomizing assembly and the rice feeding assembly 2 are arranged in the embodiment of the invention, the rice atomizing assembly and the rice feeding assembly 2 work in a matched mode, the rice is sufficiently atomized in the feeding process, the atomization degree of the surfaces of rice particles is guaranteed, and the rice polishing treatment is facilitated.

It should be noted that, for simplicity of description, the above-mentioned embodiments are described as a series of acts, but those skilled in the art will recognize that the present invention is not limited by the order of acts, as some steps may occur in other orders or concurrently in accordance with the invention. Further, those skilled in the art should also appreciate that the embodiments described in the specification are preferred embodiments and that the acts and modules referred to are not necessarily required by the invention.

In the embodiments provided in the present application, it should be understood that the disclosed apparatus may be implemented in other ways. For example, the above-described embodiments of the apparatus are merely illustrative, and for example, the above-described division of the units is only one type of division of logical functions, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or communication connection may be an indirect coupling or communication connection between devices or units through some interfaces, and may be in a telecommunication or other form.

The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.

The above examples are only used to illustrate the technical solutions of the present invention, and do not limit the scope of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from these embodiments without making any inventive step, fall within the scope of the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art may still make various combinations, additions, deletions or other modifications of the features of the embodiments of the present invention according to the situation without conflict, so as to obtain different technical solutions without substantially departing from the spirit of the present invention, and these technical solutions also fall within the protection scope of the present invention.

Claims

1. A surface-finish-improved rice polishing roll, comprising:

The rice feeding and atomizing mechanism is arranged in the polishing box, is respectively communicated with the working cavity and the feeding part in a penetrating manner and is used for atomizing rice entering the working cavity, and comprises a rice atomizing assembly and a rice feeding assembly which is matched with the rice atomizing assembly to work;

still include impurity discharge mechanism, impurity discharge mechanism is used for the discharge of impurity behind the polishing rice of working chamber, impurity discharge mechanism includes:

the impurity screening assembly includes:

the inner screening piece is fixed on the side wall of the polishing box and used for primary selection of impurities;

the rice backflow part is used for screening out rice backflow and used for recovering rice, so that the loss of the rice is avoided;

still include the fog and supply the subassembly, the fog supply the subassembly and include:

the device comprises a fog three-way valve, a fog supply source, a rice atomization assembly and a fog supplement pipe, wherein the fog three-way valve is respectively communicated with the fog supply source, the rice atomization assembly and the fog supplement pipe;

the rice feed assembly comprises:

2. A rice polishing roll having a surface finish improved according to claim 1, wherein said rice polishing mechanism comprises:

3. A surface-finished rice polishing roll according to claim 2, wherein said automatic discharging mechanism comprises:

the discharge part is communicated with the working cavity;

4. A surface-finished rice polishing roll according to claim 3, wherein said opening and closing member adjusting mechanism comprises:

5. A surface-finished rice polishing roll according to claim 4, wherein said feed tray adjusting mechanism comprises:

the feeding disc driving part is fixedly arranged in the rice feeding box;

a feeding tray transmission part arranged on one side of the feeding tray driving part, the feeding tray transmission part is fixedly connected with the feeding tray driving part, and

6. A surface-finished rice polishing roll according to claim 5, wherein said rice atomizing assembly comprises:

7. The rice polishing roll having an improved surface finish according to claim 6, wherein the rice feeding plate is hollow inside, and an atomization part limiting groove for limiting the atomization part of the rice is provided in the rice feeding plate, and the rice feeding plate is provided with a first charging groove and a second charging groove cooperating with the first charging groove, respectively, and the first charging groove and the second charging groove are used for discharging the rice.