163 results about "Broken rice" patented technology

The invention discloses piggy creep feed containing composite flavone. The piggy creep feed is prepared from the following raw materials in parts by weight: 13 to 20 parts of expanded corn, 10 to 25 parts of corn, 6 to 13 parts of broken rice, 8 to 12 parts of flour, 8 to 15 parts of whey mist, 3 to 8 parts of soy protein concentrate, 5 to 10 parts of extruded soybean, 0.7 to 3 parts of soya-bean oil, 7 to 12 parts of 46.5-percent bean pulp, 2 to 5 parts of fish meal, 2 to 5 parts of plasma protein powder, 0.3 to 0.7 part of mountain flour, 0.5 to 1.0 part of calcium hydrophosphate, 0.05 to 0.5 part of lysine, 0.05 to 0.3 part of threonine, 0.1 to 0.3 part of sodium chloride, 0.1 to 0.8 part of compound flavone premix compounds, 0.15 to 0.3 part of zinc oxide, 0.03 to 0.06 part of calcium propionate, 0.02 to 0.04 part of ethoxyquin and 1.0 part of suckling pig premix compounds. The invention also discloses a preparation method. The intestinal tract health and the production performance of weaned pigs can be improved.

The invention relates to the technical field of grain detection, and discloses a grain broken rice rate online detection method and system based on image analysis. A grain broken rice rate online detection method based on image analysis comprises the steps of intelligent illumination control and high-speed synchronous imaging, self-adaptive image enhancement based on reinforcement learning, multi-stage parallel particle detection and segmentation, multi-modal feature deep fusion, robust classification based on ensemble learning, intelligent quality control and process optimization. And continuously learning and updating knowledge. A clear image is obtained through a multi-angle linear array camera and a stroboscopic light source, a reinforcement learning agent is adopted to carry out adaptive image enhancement, a deep learning network is used to carry out particle detection segmentation, multi-dimensional features are extracted, accurate identification is realized through an integrated classifier, and a digital twin model is established to carry out process parameter optimization. According to the invention, accurate online detection of the broken rice rate of grains can be realized in a high-speed flowing state, and the detection efficiency and accuracy are improved.

The invention discloses a processing method for reducing the broken rice rate of commercial rice, which comprises the following steps: S1, an unhulled rice pretreatment stage: S1a, a multi-stage linkage impurity removal process is adopted, and large impurities, light impurities, metal impurities and stones in unhulled rice are removed through combination of classified screening, airflow separation, magnetic separation and specific gravity stone removal, so that the impurity removal rate is greater than or equal to 99%; s1b, on the basis of a dynamic adaptation model of rice physical characteristics and rice hulling parameters, rice moisture and hardness data are collected in real time through a first detection device, the rice hulling flow and the inter-roller pressure are calculated and adjusted through a control unit, and closed-loop control is achieved; s2, carrying out a color sorting and polishing stage; s3, carrying out a rice milling regulation and control stage; and S4, entering a vacuum packaging stage.

The invention relates to the technical field of rice processing intelligent control, and discloses a rice large-scale processing production parameter intelligent adjustment control system and method.According to the system, material flow physical characteristics are collected in real time through a transient physical characteristic sensing module arranged on the upstream of a rice mill; an edge calculation and control unit calculates a dynamic feedforward time reference according to the dynamic feedforward time reference, predicts the physical characteristic state of the material section when the material section reaches a milling area in the future, and solves an optimal control parameter vector; and the high-dynamic response executing mechanism receives the parameters and completes predictive adjustment on the processing parameters of the rice mill before the materials arrive. Meanwhile, a rear quality detection and optimization module installed at a discharge port detects the quality of finished products on line, and quantitative data of the rear quality detection and optimization module is used for periodically optimizing the mapping relation between the material state in the system and the control parameters. According to the method, through combination of feedforward prediction and feedback optimization, dynamic and accurate control over processing parameters is achieved, the broken rice rate can be effectively reduced, and the self-adaptive capacity of the system can be enhanced.

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 discloses a milling process control method based on reinforcement learning, which comprises the following steps: collecting and processing multi-source process data in real time, normalizing and extracting features, and forming state feature vectors; the state feature vectors are input into a DSAC-T reinforcement learning controller, the opening degree of a feeding valve and the rotation speed adjustment of a main shaft are used as action spaces, a reinforcement learning strategy network is constructed, and a process drift online detection sub-module is integrated; training a controller to maximize the rice yield, minimize the broken rice rate and energy consumption, and combining the process safety index to obtain an optimal strategy; deploying the trained controller in an actual scene, and outputting an adjustment instruction to implement closed-loop control; when the actual rice grain size or broken rice rate exceeds the model prediction deviation, online incremental learning is automatically triggered, and control parameters are optimized; the intelligent, self-adaptive and safe control of the rice milling process is realized. According to the method, adaptive optimization control of the rice milling process is realized, and the method has efficient response capability to dynamic disturbance and abnormal states.

The invention discloses a compound feed for weaned piglets and a preparation method thereof, relates to the technical field of feeds, and solves the problems of high stress, low food consumption, slow weight gain, intestinal damage, high diarrhea rate and low survival rate of weaned piglets. Each ton of compound feed for weaned piglets comprises the following raw materials: corn, broken rice, soybean meal, super steam fish meal, extruded soybeans, fermented soybean meal, peanut meal, flour, whey powder, glucose, white sugar, soybean oil, linseed oil, coconut oil, calcium formate, calcium hydrophosphate, amino acid, a vitamin additive, a trace element premix, composite dietary fibers, auxiliary materials and the like. The feed additive can improve the feed intake of piglets, protect the intestinal health of the piglets, enhance the immunity, relieve the weaning stress of the piglets, reduce the incidence rate of diarrhea and disease of the piglets and improve the weight gain rate of the piglets.

The application discloses a kind of Wuchang pure rice instant rice and its double-screw extrusion preparation method, belong to the field of grain deep processing.The instant rice is only raw material with Wuchang rice flower fragrance broken rice, is made into by pure physical process such as smashing, precision moisture loss type, double-screw segmented extrusion gelatinization (sleeve 3-4 area 85~110 DEG C, 5-6 area 40~50 DEG C, 7-8 area 61~108 DEG C, end plate pressure 39.4~65.5 Bar, screw rotation speed 250~340 rpm), granulation, gradient drying shaping), without adding any auxiliary material.Product starch ripening degree is greater than or equal to 95%, boiling water is rehydrated for 5~8 minutes, cooking rice rate is greater than or equal to 2.8:1, finished product moisture content is 9.0%~10.0%, bulk density is 690~830 g / L, grain is neat, after brewing, cooking, frying, grain is distinct, quick-frozen reheating is stable, suitable for whole scene such as family instant food, pre-cooked fried rice, group meal and outdoor meal replacement, realize broken rice high-value utilization.

The invention discloses the technical field of rice grain grinding production, and discloses a rice huller, main body equipment used for rice hulling and a low-speed roller in the rice huller. The low-speed roller is composed of a plurality of sleeves. The inner walls of the sleeves are fixedly connected with inner gear rings, the sleeves are internally provided with first gears, the first gears are externally connected with sensors, and the sensors are used for detecting the torque of the first gears to the first shafts. An adjusting mechanism, a pressure mechanism and a control mechanism are arranged at each gear; the low-speed roller is composed of the multiple sleeves, the distance between each sleeve and the high-speed roller can be automatically adjusted according to self pressure, then dynamic pressure adjustment is completed, meanwhile, due to the fact that the adjusting processes of the sleeves are mutually independent, the defect that in a traditional scheme, an integrated low-speed roller can only conduct overall pressure adjustment can be effectively overcome, and the overall pressure adjustment efficiency is improved. The pressure adjustment of the low-speed roller on the rice is more refined, so that the hulling rate of the rice is effectively improved, and the broken rice rate of the rice is reduced.

The invention relates to the field of food biotechnology and fermentation engineering, and discloses lipid-lowering health-preserving vinegar capable of strengthening an amino acid metabolic pathway and a preparation process thereof, and the lipid-lowering health-preserving vinegar capable of strengthening the amino acid metabolic pathway is prepared by fermenting soybean protein isolate, silkworm chrysalis protein powder, broken rice, oat bran, a metabolism anchoring regulation composite emulsion and a plant extract. According to the metabolism anchoring regulation composite emulsion, carrier oligopeptide, pyridoxal-5-phosphoric acid and metal ions are utilized to construct a coordination system, and the microbial amino acid metabolism flow direction is directionally regulated. The preparation process is completed by adopting lactobacillus plantarum and acetobacter pasteurianus through anaerobic-aerobic variable-temperature variable-dissolved-oxygen coupling fermentation. Through a metabolic network intervention strategy, the enrichment efficiency of gamma-aminobutyric acid and hydrophobic active oligopeptide in the finished product is remarkably improved, and the flavor of the product is improved, so that the table vinegar is endowed with stronger auxiliary lipid-lowering and pressure-lowering effects.

This utility model discloses a broken rice screening device for refined rice processing, belonging to the field of refined rice processing. It includes a screening box, inside which a set of symmetrical rollers is movably connected via a rotating shaft. A screening belt is fitted around the outer side of each roller, and the screening belt and rollers form a chain drive structure. Inside the screening box, a set of symmetrical rollers is movably connected via a rotating shaft, and a screening belt is fitted around the outer side of each roller. Through the setting of a control component, rollers rotate synchronously with rollers, and under the action of the chain belt and sprockets, the two rollers rotate synchronously, thereby controlling the synchronous rotation of screening belts one and two. This facilitates the synchronous screening of rice grains falling on the screening belts, allowing for simultaneous secondary screening and enabling the separation of rice grains of different sizes, resulting in a finer screening effect.

The utility model discloses a rice screening machine. The rice screening machine comprises a machine frame, a stock bin, a vibrating screen, a separation barrel, a dust collection barrel, a dust collection connector and a belt type conveying mechanism. A feed port is formed above the stock bin, and a discharge port is formed below the stock bin; the separation barrel arranged in the stock bin enables the rice to collide with attached impurities in the continuous rotating process, and preliminary separation is achieved; a dust collection barrel on one side of the separation barrel is linked with a dust collection joint, is connected with external dust collection equipment and is used for sucking light impurities such as rice husks and dust; after dust collection treatment, the rice is continuously conveyed to the vibrating screen through the belt type conveying mechanism for secondary screening, and residual impurities and broken rice are further removed. The device is simple in structure, efficient in operation and capable of remarkably improving the purity and the grain integrity of rice raw materials and meeting the requirements of high-quality production processes such as biopharmacy and the like.

The utility model relates to the field of rice processing, and discloses rice drying equipment with a broken rice screening structure, which comprises a rice drying box, a round pipe, a driving mechanism and a screening mechanism, a round pipe is rotationally connected to the rice drying box, the screening mechanism is arranged on the round pipe and the rice drying box, and a driving mechanism is arranged at the top of the rice drying box and connected with the round pipe; and the screening mechanism comprises sliding blocks, a rice screen, a moving plate, a U-shaped plate, a circular plate and a spring, the two sliding blocks are slidably connected into the rice drying box, the same rice screen is fixedly connected between the two sliding blocks, and the rice screen is slidably connected with the rice drying box and the circular pipe. The rice drying device has the following advantages and effects that through cooperation of all the components, rice can be dried, broken rice in the rice can be screened, and the production efficiency and practicability are greatly improved.

The utility model discloses a rice surface treatment device of adjustable polishing pressure relates to rice polishing technical field, including equipment frame, the inboard sliding joint of equipment frame has the receiving bin, the inboard fixed mounting of receiving bin has the polishing plate, the both sides of receiving bin are all communicated with the discharge pipe, the top fixed mounting of equipment frame has the pressurizing mechanism, the pressurizing mechanism includes the pressing plate, the guide rod, the horizontal board and electric cylinder, the utility model discloses the telescopic length of control electric cylinder piston rod, changes the interval of pressing plate and the rice in receiving bin, thereby adjusts the polishing pressure to rice, and the through -hole of pressing plate inside guarantees that rice can smoothly unload to the polishing treatment in receiving bin, through setting adjustable pressurizing mechanism, utilizes electric cylinder to realize the flexible control of polishing pressure, can adjust pressure according to different rice variety, polishing demand, improves the polishing effect and reduces the broken rice rate simultaneously.

The invention discloses caramel color with low 4-methylimidazole content and a preparation method of the caramel color. S1, raw material pretreatment; s2, mixing rice milk and gelatinizing; s3, liquefying; s4, performing saccharification; s5, protease enzymolysis: protease is added into the saccharified rice milk for enzymolysis, and the content of amino nitrogen in enzymatic hydrolysate is controlled to be 0.25%-0.55%; and S6, high-temperature and high-pressure reaction: adjusting the pH value of the enzymatic hydrolysate after precipitation removal to 10.0-13.5, putting the enzymatic hydrolysate into a high-pressure reaction kettle, and stirring and reacting for 30-50 minutes under the conditions that the temperature is 130-160 DEG C and the pressure is 0.3-0.4 MPa to obtain the rice caramel color. According to the method, the broken rice or the low-value rice is taken as the raw material, and the caramel color with high color rate and 4-MI content lower than 20mg / kg can be prepared by combining a multi-enzyme synergistic enzymolysis technology with short-time high-pressure and high-temperature reaction, so that the problem that the caramel color prepared in the prior art is difficult to realize high color rate and low 4-MI content at the same time is solved.

The utility model relates to the technical field of rice milling equipment, in particular to a novel flow balancing device of a rice mill, which not only can screen impurities such as broken rice and chaff in brown rice to prevent the impurities from influencing the subsequent rice milling effect, but also can adjust the conveying amount of the brown rice in three stages to improve the control precision. Comprising a connecting mechanism; the device comprises a connecting mechanism and further comprises a conveying mechanism, a screening mechanism, a drying mechanism, a feeding mechanism and an adjusting mechanism, the conveying mechanism is installed on the connecting mechanism and conveys brown rice, the screening mechanism is installed on the connecting mechanism and screens the brown rice, and the drying mechanism is installed on the screening mechanism and dries the brown rice; the feeding mechanism is installed on the conveying mechanism and conveys brown rice, and the adjusting mechanism is installed on the connecting mechanism and adjusts the conveying amount of the brown rice.

The application discloses a kind of high organic matter sludge-based ecological restoration spray seeding substrate preparation and phytogenic method, and spray seeding substrate is mixed and formed by 60%-75% dewatering sludge, 5%-10% ecological curing agent, 3%-5% pretreated straw fiber, 3%-8% broken rice hull and 10%-15% solid waste conditioner with dry mass ratio, and a certain amount of water is additionally added to adjust the substrate slump degree to 170mm-180mm, with early strength characteristics.Planting construction is divided into three times of spray seeding, and the thickness of each spray seeding is 5-7cm, the interval time is not less than 3h, and grass seeds are mixed in the last layer of spray seeding, and a degradable fiber mesh is covered on the surface.The prepared substrate has good fluidity, mechanical strength and phytogenic performance, and can be applied in various slope ecological restoration and greening planting engineering, to realize large-scale collaborative ecological utilization of river and lake sludge and other industrial solid waste materials.

The utility model discloses a finished product storehouse with self -cleaning function relates to rice storage technical field, including storage tank and the protection cover of one side of storage tank top through the hinge rotation connection, the one side fixed connection of storage tank has the water storage tank, and the top of storage tank is provided with the wall scraping spare of convenient flush cleaning, wall scraping spare includes drive motor. The utility model discloses beneficial effect is: through the setting of wall scraping spare, through drive motor drive scraper rotation, and the close adhesion of scraper in the rotating process and storage tank inner wall can the impurity such as residual broken rice, rice bran, completely scrape, at the same time, cooperate the collection function of storage bag, and the impurity scraped by scraper will be introduced into the storage bag inner chamber along its rotation track, then can effectively remove the impurity in the inner wall of storage tank and realize the centralized storage, ensure that the box keeps the clean state for a long time, provide clean storage environment for newly stored rice.

The utility model discloses an upper air suction polishing machine with a manual adjustment self-locking feeding device and an integral screen frame, which comprises a rack (1), a whitening chamber (2) is fixed on the rack (1), the integral screen frame (6) is arranged in the whitening chamber (2), a manual adjustment self-locking device (7) is arranged on a feeding device (5), and the integral screen frame (6) is arranged in the integral screen frame (6). The device is characterized in that the manual adjustment self-locking device (7) comprises a rotating rod (16), a rotating handle (17) is arranged at the top end of the rotating rod (16), a rotating rod support (18) is fixed at the front end of the rotating rod (16), a row of fan-shaped round holes (19) are formed in a supporting plate of the rotating rod support (18), a rotating arm (20) is fixed behind the rotating rod support (18), and the rear end of the rotating rod (16) is connected with a gate (24) of the feeding device (5). The rice polishing machine has the advantages of small current fluctuation, high rice polishing precision and low broken rice rate.

The utility model discloses a rice polishing machine that can reduce broken rice, which comprises a rice polishing device, a side part screening box is arranged on one side of the rice polishing device, a polishing discharge nozzle is arranged on the rice polishing device, the polishing discharge nozzle is located in the side part screening box, a plurality of inclined triangular plates are rotatably installed on the side wall of the side part screening box, the plurality of inclined triangular plates are placed in turn and symmetrically, which facilitates the folding and sliding of rice, a screening and collecting assembly is arranged on the inclined triangular plates, an adjusting rod is arranged on the side part screening box, the adjusting rod is connected with the inclined triangular plates, a vibrating screening assembly is arranged on the top of the side part screening box. The rice polishing machine that can reduce broken rice is provided with a plurality of inclined triangular plates. During the process of sliding down after polishing, the broken rice falls into the broken rice falling hole, and is automatically screened. Through the arrangement of the plurality of inclined triangular plates, the broken rice can be effectively screened, and the quality of the polished rice is ensured.

The utility model relates to a feeding and distributing device for rice processing. The feeding and distributing device comprises a bracket, the screening and distributing assembly is arranged on the support and used for screening out broken rice and comprises a barrel fixedly arranged on the support, a funnel, a screening hopper and a rice hopper are arranged in the barrel, the screening hopper is located between the funnel and the rice hopper, and a discharging pipe is fixedly arranged in the middle of the lower portion of the funnel. A flow guide column arranged on the lower portion of the interior of the discharging pipe in a penetrating mode is fixedly arranged in the middle of the top of the screening hopper, through use of the screening distribution assembly, screening holes and a dredging assembly, broken rice and impurity particles doped in rice can be screened more sufficiently, and the situation that the quality of the rice is reduced due to doping of the broken rice and the impurity particles can be prevented; and meanwhile, screening holes and a discharging pipe can be dredged more timely and conveniently, the situation that the screening holes and the discharging pipe are blocked, and the rice distribution and processing efficiency is reduced can be prevented, and use is convenient.

The application discloses a kind of super-long fragrant rice polishing processing method, belongs to super-long fragrant rice processing technical field, comprising the following steps: 1) rice is polished and pretreated, including drying, rice milling, shelling and broken rice separation;2) the rice after broken rice separation is handled using water mist polishing device, so that rice surface separates and uniformly contacts water mist, then polishing treatment is carried out;3) the polished rice is color selected and treated, and the grains are detected using sensors and light sources, and the grains with color not meeting the requirements are separated;4) the rice after color selection is subjected to secondary broken rice separation treatment, and the broken rice is separated from the whole grains;5) the rice after secondary broken rice separation is packaged and stored;The application effectively solves the problem of increased broken rice rate during the polishing process of the existing polishing equipment for long-grain fragrant rice.

This invention discloses a rice processing technology with minimal nutrient loss. First, ultrasonic cleaning removes impurities and mold, facilitating subsequent hulling and reducing the broken rice rate. Then, multi-stage micro-pressure milling further reduces nutrient loss and the broken rice rate. This processing method effectively reduces the broken rice rate and retains more nutrients compared to refined rice, with almost no impact on the taste.

The application discloses a rice milling device and a control method thereof. The device prevents rice from sticking and pre-dries the rice through a heating plate and rotating blades. The rice milling mechanism adopts an elastic milling body to adapt to rice of different particle sizes and reduce the breakage of rice grains. The rice hull and rice separation mechanism uses random airflow combined with negative pressure adsorption to improve the separation efficiency. In addition, the rice drying mechanism controls the hot air intensity through closed-loop feedback of a humidity sensor to avoid over-drying and affect the taste, and can automatically recycle and dry substandard rice. The impurity separation mechanism uses multiple layers of staggered filter plates and parallel air to reliably and efficiently separate rice hulls and sand particles. Then, the vibrating screening mechanism is used to screen broken rice through a specific amplitude to ensure product integrity. Finally, the rice milling mechanism can accurately adjust the gap between the inner rice tooth ring and the inner limiting tooth to control the polishing amount and simultaneously remove powder. Therefore, the rice milling device and the control method thereof improve the degree of rice processing automation, product quality and processing stability.

The invention relates to the technical field of spiral feeding, and particularly discloses spiral feeding equipment for rice processing, which comprises an equipment bracket, the top of the equipment bracket is fixedly connected with a feeding device, the top of the feeding device is communicated with a dispersing device, and the side surface of the feeding device is communicated with a dust removal device. The side face of the dust removal device is fixedly connected with the side face of the equipment support through a support, the side face of the feeding pipe is fixedly connected with a screening pipe, the bottom of the feeding base is fixedly connected with the top of the equipment support, a first motor is started, the first motor rotates to drive rotation, and the rotation drives rice falling into the feeding pipe to move; according to the spiral feeding equipment for rice processing, rice is driven to enter the spiral feeding equipment, so that conveying of the rice is completed, the pressure intensity during spiral conveying of the rice is reduced through the design of the feeding pipe and the variable cross section, the possibility of blockage is reduced, and the purpose of screening broken rice is achieved through the spiral feeding equipment for rice processing.

This invention relates to the field of grain processing technology, and in particular to a method for improving the nutritional value of brown rice and reducing its glycemic index. The invention uses brown rice as raw material, processing it through a process of mist-wetting for nutrient enrichment, integrated microwave gelatinization and drying, tempering, and milling to produce semi-cooked rice (parboiled rice). The brown rice processed by the method provided by this invention is clean and odorless, slows down the rate of water penetration, prevents grain cracking, reduces the rate of broken rice during subsequent milling, and, under the action of endogenous enzymes, enriches nutrients such as GABA, flavonoids, and free amino acids. Furthermore, the bran layer of the dried brown rice is easily separated.

The invention discloses an organic rice processing technology which is used for processing organic rice, the organic rice processing technology is achieved through an organic rice processing device.A quality inspection mechanism and a screening mechanism are arranged to conduct quality inspection and screening on the organic rice, and part of wind power generated by a draught fan is blown to the organic rice; rice husks and chippings on the surfaces of the organic rice are conveyed into the waste circulating pipe under the action of wind power, the other part of wind power is blown to the surfaces of the rotating blades through the power pipe, the rotating blades control the pulverizators to detect the quality of the rice, and the adhered or to-be-pulverized rice is pulverized. Compared with the prior art, the small-size broken rice falls on the surface of the movable frame through screening holes in the surface of the screening plate, the rice screening device can preliminarily remove rice hull chippings of rice and conduct quality detection and screening, and the situation that low-quality broken rice flows into the market and influences the overall quality is prevented.

The present application relates to the technical field of conveying device, and discloses a conveying device for rice packaging, comprising a conveying body, a feeding hopper, a conveying pipe body and a discharging pipe, wherein the conveying pipe body is internally formed with a first cavity, and the feeding hopper and the discharging pipe are respectively communicated with two ends of the first cavity.The conveying device for rice packaging is provided with a composite spiral pushing structure composed of a first spiral member, a third spiral member made of wear-resistant metal and a second spiral member made of flexible material and clamped in the middle, so that when conveying rice, the overall pushing load and conveying efficiency can be ensured, and the flexible second spiral member can be elastically deformed to retreat when the rice grains are stuck in the gap between the blade edge and the pipe wall, thereby avoiding the hard shearing and rolling of the traditional rigid spiral on the rice, effectively reducing the broken rice rate before the packaging process, and improving the completeness and economic value of the finished product.

The invention discloses a continuous circular processing method for rice, and belongs to the technical field of grain processing.The method takes fresh rice as a raw material and sequentially comprises the steps that cleaning pretreatment and dewatering are conducted through a cleaning-dewatering-drying-screening integrated system; shelling after magnetic separation; the hulled materials are divided into A-grade brown rice and B-grade materials through laser thickness grading; performing polishing and color sorting on the A-grade brown rice to obtain a finished product; mixing the B-grade material with the broken rice in the color sorting procedure according to a proportion, and treating the mixture in a low-speed flexible polishing machine integrating online sorting; after discharging of the equipment is graded in real time, complete rice grains are collected into finished products, and to-be-treated semi-finished products flow back to an inlet to be circularly treated until the standard is reached. Through source cleaning treatment and intelligent circulation based on real-time quality feedback, the processing problem of fresh rice is cooperatively solved, the head rice rate and the by-product recycling rate are remarkably increased, and the system has the outstanding advantages of being energy-saving, efficient and stable in product quality.

The utility model discloses a multi-screen type automatic rice grader which comprises a supporting frame, a screening box is arranged on the top of the supporting frame, a screening mechanism is arranged on the top of the supporting frame, the screening mechanism comprises a motor, a rotating shaft, a rotating plate, a fixing shaft, a transverse plate, a fixing rod and a fixing plate, and the motor is fixedly installed on one side of the top of the supporting frame; a rotating shaft penetrating and extending into the supporting frame is fixedly installed on an output shaft of the motor, a rotating plate is fixedly installed at the bottom end of the rotating shaft, a fixing shaft is fixedly installed at the bottom of the rotating plate, a transverse plate is rotationally connected to the bottom end of the fixing shaft, and a fixing rod is fixedly installed on one side of the top of the transverse plate. A transverse plate in the screening mechanism moves to drive a fixing rod to move, a fixing plate drives a screening box to shake, a screening net box in the screening box can shake, rice in the screening box can be automatically screened, the rice can be screened, broken rice and miscellaneous rice after screening can be separated, and classified collection is carried out.