695results about "Grain degerming" patented technology

The invention discloses an intelligent control method, device and equipment for a rice mill and a storage medium, and relates to the technical field of grain processing.The method comprises the steps that a digital twinning system of the rice mill is constructed, the digital twinning system comprises a physical layer, a virtual layer and an intelligent service layer, and the virtual layer comprises a simulation model based on abrasive belt-rice grain contact dynamics; acquiring operation data of the rice mill through a physical layer, and performing space-time alignment on the operation data and the simulation model to obtain target data; predicting the change trend of the broken rice rate in the rice milling process based on the target data and the simulation model, and generating an initial parameter combination of the abrasive belt pressure, the rotating speed and the gap of the whitening chamber; iteratively updating the initial parameter combination through a reinforcement learning algorithm of an intelligent service layer to obtain a target parameter combination; and adjusting an execution mechanism of the rice mill according to the target parameter combination to complete intelligent control of the rice mill. According to the rice milling device, the broken rice rate in the rice milling process can be reduced, and intelligent control is achieved.

The invention discloses a rice husking machine control method and system based on a time recording system, relates to the technical field of grain processing, and discloses the rice husking machine control method and system based on the time recording system. Dynamic parameter compensation is carried out in combination with real-time working data, the problem that the machining precision is reduced due to the fact that a traditional rice mill lacks accumulated running time records is effectively solved, and the advantages of improving the machining precision stability of the rice mill, reducing the broken rice rate and energy consumption and improving the equipment fault detection sensitivity are achieved.

The invention discloses a rice polishing precision control method, device and equipment and a storage medium, and belongs to the technical field of rice processing. The method comprises the following steps: fitting a rice processing data prediction model through a multiple linear regression algorithm, inputting rice polishing precision into the rice processing data prediction model to obtain rice processing data, polishing rice to be polished according to the rice processing data, and adjusting working parameters of rice polishing equipment to obtain polished rice. Polishing processing data can be automatically adjusted according to the polishing precision, the conditions that rice is excessively polished and the polishing precision does not reach the standard are prevented, and energy waste is reduced.

The utility model discloses a production device of germinated brown rice nutrition powder, which belongs to the technical field of germinated brown rice preparation and comprises a main body, a water tank is arranged at the bottom of the main body, a plurality of supporting plates are rotatably arranged in the main body, and an atomizing nozzle is arranged on the inner side wall of the main body; an interlayer is arranged on the outer side wall of the main body and is connected with a cold and hot water cylinder through a circulating pipeline; a circulating fan and an exhaust outlet are arranged at the top of the main body, a bottom pipeline of the water tank is connected with a six-way pipe, and the other end of the circulating fan is connected with an atomizing nozzle through the six-way pipe; the six-way pipe is respectively connected with the flash generator, the heating box and the rice huller, the other end of the heating box is connected with the high-efficiency filter and the purification fan, the other end of the rice huller is respectively connected with the bran-rice separator and the rice mill, and the bran-rice separator and the rice mill are connected together. The production device for the germinated brown rice nutrition powder is integrated in processing, simple and short in process, easy to operate, preset in parameters, stable in operation and capable of ensuring the product quality.

The utility model discloses a rice huller, particularly discloses an experimental rice huller, and belongs to the technical field of design and manufacture of grain and oil detection equipment. According to the experimental rice huller, the grinding and extruding roller gap can be accurately adjusted. The experimental rice huller comprises a machine frame, a fixed rubber roller, a movable rubber roller and a rice hulling driving system, the fixed rubber roller and the movable rubber roller which are arranged on the machine frame in a mutually-adaptive mode are driven by the rice hulling driving system to rotate, and the experimental rice huller further comprises a grinding gap automatic quantitative adjusting system. And a grinding gap between the fixed rubber roller and the movable rubber roller is adjusted by driving the movable rubber roller to move by a specified distance in a corresponding direction through an automatic quantitative grinding gap adjusting system.

The invention discloses a full-automatic control method and system of a rice mill based on multi-modal data fusion, and relates to the technical field of grain processing. Comprising the following steps: information acquisition: acquiring previous working information and real-time multi-modal data, wherein the real-time multi-modal data comprises a real-time processing result and real-time state information of the rice mill; through the set control determination method, the control information for processing the to-be-processed raw materials can be formulated through the reference information, the control determination method is suitable for the to-be-processed raw materials with different grain varieties and water contents, the self-adaptive capacity is high, and the raw material analysis method is matched with the control determination method, so that the processing efficiency is improved. The method can cope with scenes such as different grain varieties and water contents, improves the adaptive capacity of coping with different scenes, reduces the situation that the control strategy is difficult to quickly adjust the pressure of the grinding cavity, the feeding rate and the discharging ratio when the varieties and the water are changed, and reduces the situation that the rice quality is easy to reduce, the size fraction distribution is deviated, and the energy consumption is easy to increase.

The utility model discloses a lower air suction rice husking machine with a variable cross-section whitening chamber and a three-variable uniform pressure emery roll, which is characterized in that the front-back width of a huller blade (17) is narrow at the front and wide at the rear, the outer diameter of the emery roll (13) is gradually reduced from front to back, the front propelling angle alpha of the front section of a spiral groove of the emery roll (13) is smaller than the front propelling angle alpha 1 of the rear section of the emery roll (13), and the front propelling angle alpha 1 of the front section of the spiral groove of the emery roll (13) is smaller than the front propelling angle alpha 2 of the rear section of the emery roll (13). The propulsion relief angle beta of the front section of the spiral groove of the emery roll (13) is greater than the propulsion relief angle beta 1 of the rear section of the emery roll (13); the screw pitch S of the front section of the spiral groove of the emery roll (13) is larger than the screw pitch S1 of the rear section of the emery roll. The pressure in the rice milling chamber can be uniform, the conveying capacity is improved, the phenomena of blockage and screen blockage are avoided to the maximum extent, and meanwhile the broken rice rate is reduced.

The invention discloses a rice milling strength and environment regulation and control system based on multiple sensors, which belongs to the technical field of intelligent control of grain processing machinery, and comprises a data acquisition unit, a data processing unit, a data processing unit and a control unit, wherein the data acquisition unit is used for acquiring state data of milled rice through different types of sensors; the rice milling strength analysis unit is used for generating theoretical rice milling strength, the strength adjustment unit is used for adjusting the rice milling strength of the rice milling machine, and the rice milling strength analysis unit is used for obtaining state data of discharged rice and state data of a whitening chamber and generating theoretical rice milling strength according to the state data of the discharged rice and the state data of the whitening chamber. The temperature prediction unit is used for generating a whitening chamber temperature prediction value, the environment adjustment analysis unit is used for generating a whitening chamber heat dissipation power adjustment value according to the whitening chamber temperature prediction value, and the environment adjustment unit is used for adjusting the whitening chamber environment. According to the invention, the problems of adjustment depending on experience and temperature lag control in the prior art are solved, the rice milling precision is improved, and the broken rice rate is reduced, so that a stable processing environment is maintained.

The invention relates to the field of milled rice with embryo processing, in particular to a milled rice with embryo nutrition retention type crushing device. According to an existing crushing mode, crushing is conducted through high-speed grinding or mechanical rolling or blade cutting or other modes, so that nutritional ingredients in germs are prone to loss, the grading precision after crushing is insufficient, the particle size after crushing is uneven, and the quality of crushed milled rice with germs is poor. A germ rice nutrition retaining type crushing device comprises a mounting frame, a crushing disc is fixedly connected to the top of the mounting frame, and an air inlet pipe is arranged on the crushing disc. By reducing the temperature of the milled rice with embryos, the oxidation and decomposition rate of heat-sensitive nutrients in the embryos is reduced by utilizing a low-temperature environment, so that the milled rice with embryos is convenient to crush and the loss of cell sap is reduced; germ rice is driven by air flow to collide at a high speed in the cavity and is crushed into fine particles under the action of the upper lining plate, the inner lining and the lower lining, and nutritional films on the outer layers of germs are not prone to damage in a crushing mode without mechanical rolling, so that nutritional ingredients in the germs are efficiently reserved.

The invention relates to the technical field of data management, and particularly discloses a barley malting efficiency estimation method and system based on a dehulling method, and the method comprises the steps: obtaining and deeply analyzing barley malting quality parameters, carrying out the primary estimation of the barley malting efficiency, and judging whether the dehulling equipment needs to be adjusted for one time or not. Then, during the operation period of the peeling equipment, the operation process of the peeling equipment is strictly monitored, bran residue parameters are collected and properly processed, and then whether secondary adjustment needs to be carried out or not is judged. And finally, acquiring and accurately evaluating abnormal parameters of the peeling equipment after secondary adjustment so as to judge whether to deal with the operation of the equipment and send out early warning or not. According to the method, the barley malting process can be comprehensively and dynamically controlled, powerful support is provided for efficient and stable barley malting production by means of multi-stage parameter analysis and equipment adjustment decision, and the method has important significance in improving the production efficiency and quality of the malting industry.

The utility model relates to the technical field of buckwheat husking, and discloses an adjustable buckwheat husking unit which comprises an evenly-spreading box and a vibration motor, an evenly-spreading mechanism is rotatably connected to the interior of the evenly-spreading box, a rolling box is fixedly connected to the bottom of the evenly-spreading box, a husking mechanism is arranged in the rolling box, and the vibration motor is fixedly connected to the bottom of the rolling box. And the bottom of the rolling box is fixedly connected with a conical cover plate. According to the adjustable buckwheat husking unit, due to the arrangement of the angle adjusting screening mechanism, husked buckwheat is subjected to multi-stage screening in a multi-stage screening box along with husks by means of gravity and shaking force, heavy buckwheat falls off from a screening net, and light buckwheat husks are left on the screening net and gradually slide to a husk outlet plate; and according to metering of the angle metering panel, the pointer is rotated, and the screening net is adjusted to a proper angle, so that the discharging speed of the buckwheat grains and hulls can be flexibly adjusted, and the screening quality of the buckwheat grains is ensured.

The utility model relates to the technical field of pepper processing, and discloses a pepper primary selecting and screening device which comprises a screening cylinder, a shelling mechanism is fixedly arranged on the upper surface of the screening cylinder, a screening mechanism is arranged in the screening cylinder, the shelling mechanism is used for conducting pretreatment shelling on pepper, and the screening mechanism is used for conducting screening on the pepper. And the screening mechanism is used for removing impurities from the Chinese prickly ash and screening the Chinese prickly ash. The screening mechanism is arranged in the screening cylinder, when Chinese prickly ash is subjected to primary screening, a driving motor can be used for driving a movable plate to rotate, then an arc-shaped linkage block is driven to downwards extrude an impurity removal net cover, and therefore the impurity removal net cover achieves the effect of vibrating up and down under the action of a reset spring; according to the device, the impurity removal net cover can be used for conducting vibration screening on Chinese prickly ash, branches, leaves and hulls of the Chinese prickly ash after hulling can be screened, the Chinese prickly ash can be dried and dehumidified in the impurity removal process, the Chinese prickly ash is kept dry, and the purpose of facilitating impurity removal and screening is achieved.

The application discloses a vertical rice mill, when the screening assembly needs to be disassembled and cleaned, first, the maintenance door is disassembled, the rotation of the rotating seat ring is released from the rotation limiting of the limiting assembly, at this time, because the end surface of the connecting pipeline connected with the rice mill box is an arc surface and the center line is coincident with the rotation axis of the hollow roller, the screen assembly can rotate with the rotating seat ring, in the rotating process, the connecting piece between the left bracket and the right bracket is first disassembled, when the right bracket rotates to the position corresponding to the maintenance door, the right bracket is disassembled, thereby the combination of the right bracket and the plurality of right screen meshes is taken out from the maintenance door, when the left bracket rotates to the position corresponding to the maintenance door, the left bracket is disassembled, thereby the combination of the left bracket and the plurality of left screen meshes is taken out from the maintenance door, finally, the screen assembly is conveniently disassembled and installed, so that the screen assembly is conveniently disassembled and cleaned.

The utility model discloses a feeding device of a rice polishing machine, which relates to the technical field of rice polishing equipment and comprises a feeding hopper, a connecting flange is fixedly mounted at the bottom of the feeding hopper, a plurality of lugs are fixedly mounted on the outer side of the feeding hopper, a plurality of inclined support plates are fixedly mounted in the feeding hopper, and a flow guide cover is movably mounted on the inclined support plates. An adjusting screw rod is movably installed in the flow guide cover, and lifting rods are movably installed among the multiple inclined supporting plates. A plurality of inclined support plates are arranged in a feed hopper, a flow guide cover is arranged on the inclined support plates, an adjusting screw rod is rotatably mounted in the flow guide cover, and structures such as a lifting rod, a motor, a flow adjusting cone and a connecting rod are arranged among the inclined support plates and can be matched with the adjusting screw rod to control the height adjustment of the flow adjusting cone, so that the blanking amount is accurately adjusted; the motor drives the flow adjusting cone through the connecting rod, the situation that rice is blocked during discharging when the discharging flow is small can be prevented, continuous discharging can be achieved through the whole device, and the processing efficiency is effectively improved.

The utility model provides a rice huller capable of being used for hulling small grains. The rice huller comprises a driving assembly for rolling, a previous rolling assembly and a later rolling assembly. The pre-grinding assembly is arranged on the rice hulling area, is matched with the driving assembly for grinding and is used for grinding the grains from the feeding area so as to realize primary grinding; the rear rolling assembly is arranged on the rice hulling area, is matched with the driving assembly for rolling and is used for rolling grains which are rolled for the first time and come out of an area at the relative lower part between a previous first rotary rolling piece and a previous second rotary rolling piece, so that secondary rolling is realized; the preceding rolling assembly comprises a preceding first rotary type rolling piece and a preceding second rotary type rolling piece which rotate at different linear speeds in the working process and are opposite in direction; the rear rolling assembly comprises a rear first rotary rolling piece and a rear second rotary rolling piece which are different in rotating linear speed and opposite in direction. The hulling rate of small-size grains can be increased.

The utility model discloses a refined rice milling mechanism which comprises a main shaft, the two ends of the main shaft are sleeved with a feeding bearing seat and a discharging bearing seat respectively, a rice sieve assembly and a sieve frame assembly are arranged at the positions, located between the feeding bearing seat and the discharging bearing seat, of the outer side of the main shaft respectively, and the rice sieve assembly is arranged on the inner side of the sieve frame assembly. A bran discharging chamber is formed between the rice sieve assembly and the sieve frame assembly, a roller assembly and a propeller assembly are arranged at the position, between the feeding bearing seat and the discharging bearing seat, of the main shaft in a sleeving mode, the roller assembly comprises at least two rollers, the propeller assembly comprises at least two propellers, and a rice milling chamber is formed between the rice sieve assembly and the roller assembly. The feeding bearing seat and the discharging bearing seat are provided with a feeding port and a discharging port which are communicated with the interior of the rice milling chamber respectively. According to the utility model, at least one conveyor is additionally arranged on the basis of a traditional rice milling mechanism, so that the polishing, whitening and shelling effects of brown rice can be ensured.

The invention relates to a method for deep processing of corn by using a pressurized soaking method, in particular to a method for preparing dextrin, syrup or sugar, in which the pressurized soaking method is used for replacing a soaking process of a traditional wet corn processing method, so that the corn quickly absorbs water and swells on the premise of not damaging the quality of germs and endosperm and not discharging waste water and waste gas, and the dextrin, the syrup or the sugar is prepared. The process requirements of a wet corn processing method are met, germs and corn husks are further removed, and the obtained germs and corn husks are refined, so that the germs and the corn husks respectively reach commercial selling standards; directly mixing and liquefying the corn slurry without germs and corn husks; the resulting liquefied liquid may be dried to produce dextrins, or further saccharified, refined, concentrated to produce syrup, or optionally further produce sugars.

The invention relates to a rice mill control method and device and rice mill equipment. The rice mill control method comprises the steps that a to-be-milled object is milled according to a first rotating speed; wherein the to-be-milled object comprises cereals and / or brown rice, and the first rotating speed is the rotating speed corresponding to the cereals milled by the rice milling machine equipment; periodically acquiring target image data of the to-be-milled object through a visual sensor arranged on a circular processing channel of the rice mill equipment; determining the real-time type of the object to be ground according to the target image data and the reference image data; and according to the real-time type, the rotating speed of a motor of a grinding assembly of the rice mill equipment is dynamically adjusted until the to-be-ground object is ground into polished rice. According to the technical scheme, visual detection is combined with rotating speed self-adaptive switching, the rotating speed can be automatically switched according to the type of the to-be-milled object, it is ensured that grain husking and brown rice grinding are both in the optimal rotating speed state, and the rice milling effect and the processing quality are improved.

The invention discloses a monitoring control device for low-sugar preboiled rice processing and a using method thereof, the device comprises a conveying assembly, the conveying assembly comprises a conveying belt, side plates arranged on the two sides of the conveying belt and a motor arranged on one side of the bottom of each side plate, and a plurality of separation strips are arranged on the outer surface of the conveying belt at equal intervals. Linkage among the conveying assembly, the rice milling assembly and the paving assembly is achieved, in the process that the motor drives the conveying belt to operate, two movable rods and a paving plate of the paving assembly are synchronously driven to do reciprocating motion, and the two movable rods and the paving plate are matched with a separation strip on the conveying belt; grain rice on the conveying belt is flattened to be evenly laid in the area between the adjacent dividing strips, accumulation is avoided, the granularity analyzer can conduct granularity identification conveniently, and the area with the unqualified broken rice rate can be rapidly screened out.

The application discloses a kind of intelligent control methods for the directional extraction of rice nutrition enrichment, by over-grinding rate, embryo retention rate, skin retention rate and other parameters, the pressure adjustment amount of each rice milling process is set, the first rice milling process and the second rice milling process coordinate, can remove brown rice skin and retain rice embryo, cooperate with the third rice milling process and the fourth rice milling process, can reduce over-grinding and mill rice embryo, the method of the application can guarantee the purity of rice embryo and the stability of product quality, realizes the reliable separation of rice embryo and rice.

The utility model relates to the technical field of rice hullers, and discloses a rice huller facilitating uniform discharging, the rice huller comprises a rice huller body, two rubber rollers rotationally mounted in the rice huller body and a feeding box fixedly mounted at the top of the rice huller body, and the bottom of the feeding box fixedly communicates with a discharging pipe; the bottom end of the discharging pipe extends into the rice huller body, a feeding hole is formed in the top of the feeding box, two vertical partition plates are fixedly installed on the inner wall of the top of the rice huller body, the discharging pipe is located between the two vertical partition plates, material guiding plates are fixedly installed at the bottoms of the two vertical partition plates, and the two material guiding plates are obliquely and symmetrically distributed. The feeding box is provided with a conveying mechanism used for controlling uniform discharging of rice. The rice huller has the following advantages and effects that rice can be lifted and fed into the feeding box from the low position, the manual labor amount is reduced, the rice entering the rice huller body can be controlled to be evenly dispersed between the two rubber rollers, and the hulling quality is improved.

The present disclosure provides novel apparatuses, systems, and methods for purifying dry embryo explants from a preparation of dry plant embryo explants for use in methods of genetic modification. The methods provided by the present disclosure may include one or more steps of sanitizing, drying, milling, coarse width sizing, length sizing aspiration, width and thickness separation, aspiration-classification, or separation using a friction table. The present disclosure further provides a population of purified embryo explants produced using the disclosed apparatuses, systems, and methods.

The invention relates to the technical field of milled rice with embryo processing, in particular to milled rice with embryo processing equipment with combined blades and an abrasive belt, which comprises an equipment body and a processing chamber arranged on the front surface of the equipment body, and further comprises a conveying mechanism arranged in the processing chamber and used for conveying brown rice to be processed; concave reinforcing pieces are welded on the periphery of the outer side of the rectangular processing port on the upper surface of the equipment body; and the blade processing mechanism is fixedly arranged in the rectangular processing opening and located over the conveying mechanism, and the blade processing mechanism is used for grinding off peripheral rice skins of the brown rice conveyed on the conveying mechanism. According to the invention, germ rice is processed by adopting a combined blade and abrasive belt mode, and the blade group is vertically arranged above the conveying abrasive belt, so that when rice grains transversely roll forward in use, the peripheral surfaces of the rice grains are in contact with the first blade and the second blade to softly grind rice skins, and the two ends of the rice grains are protected, thereby ensuring that germs are completely reserved.

The invention relates to the technical field of almond bean curd processing, in particular to raw material crushing equipment for almond bean curd processing, which comprises a fixing frame, a hollow platform, a fixing cylinder and a cutting assembly, a connecting block is arranged in the fixing cylinder, and a plurality of groups of storage assemblies are arranged on the side wall of the connecting block. The cutting assembly comprises a first flow guide plate, a second flow guide plate and a third flow guide plate which are fixedly installed on the fixing cylinder, the side, close to the third flow guide plate, of the second flow guide plate is fixedly connected with a special-shaped cutter, the cutting edge of the special-shaped cutter is in a wave shape, and the bending amplitude of waves is gradually reduced in the direction close to the second flow guide plate; and the curvature of the tail end is completely attached to the second guide plate. According to the invention, the almond particles are cut into wavy slices, so that the contactable area during debitterizing is increased, the debitterizing time is remarkably shortened, the debitterizing effect is improved, the debitterizing effect of the central part of the almond is more ideal, and meanwhile, the almond slices can be peeled off from the blade after being cut.

The utility model relates to the technical field of rice production, in particular to an efficient rice polishing machine, and aims to solve the technical problems that rice bran powder is easy to adhere to the surface of a polishing roller, needs to be cleaned at set intervals and is not easy to collect. The upper portion of the polishing barrel is tangentially communicated with a plurality of air inlet pipes, the air inlet pipes are obliquely arranged towards the discharging end of the polishing barrel from top to bottom, each air inlet pipe is communicated with a fan, the inner wall of the polishing barrel is connected with grinding materials, and an impurity discharging opening is formed in the portion, on the lower portion of the polishing barrel, of the side wall of the polishing shell. Under the action of inclined air outlet of the multiple tangential air inlet pipes of the polishing barrel, rice spirally moves towards the discharging end in the polishing barrel and makes full contact with grinding materials in the moving process to be polished, and rice bran powder and rice hulls penetrate through polishing barrel holes to move to the lower portion of the polishing shell and are discharged along with air through the polishing shell.

This invention discloses a rice-husk separation color sorting device and method, comprising a machine body, a support body, a color sorting machine body, and a separator. The color sorting machine body has red rice discharge bins, rice husk discharge bins, and brown rice discharge bins equidistantly installed on it. An operating unit is located below the red rice discharge bin, and a sorting unit is located below the brown rice discharge bin. A power unit is located inside the support body. This rice-husk separation color sorting device and method utilizes rubber rollers to perform rice-husk separation on red rice and paddy. A drive column can drive the rubber rollers to separate the red rice and paddy within the processing tank, eliminating the need to return them to the husk separator for further rice husk separation. Simultaneously, the air intake and filter holes separate the red rice and rice husks. Furthermore, based on the different shapes of indica and japonica rice, the two are separated through a fixed tank, a processing tank, an annular filter, a frame body, and filter holes.

The invention relates to a full-automatic shutdown automatic control method and system based on a rice mill, and belongs to the technical field of rice mill control, and the method comprises the following steps: a, monitoring the feeding flow, and transmitting the feeding flow data to a control system; b, the control system dynamically adjusts the working power of a motor of the rice husking machine according to the feeding flow; c, continuously collecting torque data of the main shaft of the rice mill, and filtering the torque data through a Kalman filter; d, a shutdown module of the rice mill is triggered, and the shutdown module is made to operate; e, after the shutdown module is triggered, the shutdown module executes a graded deceleration strategy; step f, after the rice mill is stopped, automatically generating a parameter file through the Internet of Things module, and pushing the parameter file to the management terminal; the method has the beneficial effects that the flow change is automatically responded through multiple feeding flow intervals, the operation error is reduced, and the control performance is improved through continuous iteration of the flow-power mapping model along with production experience accumulation.

The utility model provides a quick cleaning device for a rubber roller. The quick cleaning device comprises a case, a first transmission assembly is installed on the outer surface of the machine box and connected with a first rubber roller and a first cleaning assembly, a moving hole is formed in the position, located on one side of the first transmission assembly, of the outer surface of the machine box, a dovetail groove is formed in the inner cavity wall of the moving hole, and a moving plate is slidably connected into the dovetail groove. A second transmission assembly is installed on one side of the moving plate and connected with a second rubber roller and a second cleaning assembly. The first transmission assembly comprises a first arc-shaped block, the outer surface of the machine box is fixedly connected with the first arc-shaped block, a first transmission rod is rotationally connected into the first arc-shaped block, and one end of the first transmission rod is fixedly connected with a first belt wheel. According to the rubber roller cleaning device, the surface of the rubber roller can be cleaned through mutual cooperation of the first cleaning assembly, the second cleaning assembly and the dust collection assembly.

The utility model belongs to the technical field of rice processing, and particularly relates to a rice buffing device which comprises a machine body used for buffing rice, the top of the machine body is fixedly communicated with a feeding hopper, the front side of the machine body is fixedly connected with two driving motors, output shafts of the two driving motors are fixedly connected with buffing rollers, and the buffing rollers are fixedly connected with the feeding hopper. A cover body is fixedly connected to one side of the machine body, a filter screen plate is slidably arranged in the machine body in a sleeved mode, and a buffing and polishing mechanism is arranged between the machine body and the cover body. The rice buffing and polishing machine is reasonable in structural design, buffing and polishing effects are better by conducting buffing and polishing on rice twice, buffing and polishing quality of the rice is improved, powder mixed in the rice can be filtered out in time through the filter screen, quality of the buffed and polished rice is further improved, the filter screen can shake left and right in a reciprocating mode, and the rice buffing and polishing efficiency is improved. The rice and powder separation effect and efficiency are greatly improved, and meanwhile the filter screen plate is prevented from being blocked.

The present application provides a grain processing system capable of achieving processing capacity balance and processing quality up to standard for each device, comprising: at least two milling devices and a control device. The control device comprises: at least one flow detection unit for detecting the conveying flow of the milling device located at the upstream position to the conveying device; and a series control device having: a conveying flow acquisition part for acquiring the conveying flow from the flow detection unit in real time; a processing flow acquisition part for acquiring the current processing flow of each milling device for milling the grain; a matching judgment part for judging whether the current processing flow of the milling device matches the conveying flow at the upstream position of the milling device; and a processing adjustment part for controlling the milling device to adjust the current processing flow to match the conveying flow when the matching judgment part judges that the current processing flow does not match the conveying flow.