241 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 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 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 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 husking machine control method and system based on voltage detection, relates to the technical field of grain processing, and discloses the rice husking machine control method and system based on voltage detection, by collecting voltage signals of a main motor to extract characteristic parameters, and combining with a pre-training model to dynamically adjust operation parameters of a rice husking machine, the rice husking machine control method and system based on voltage detection can improve the rice husking efficiency. The problems that a traditional method is low in monitoring precision and lagged in response are solved, the processing effect can be improved, and the method has the advantages that the rice milling efficiency is improved, the broken rice rate is reduced, and the self-adaptive capacity of equipment is enhanced.

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 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 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 rice screening device with the drying function comprises a screening box, a first conveying assembly is arranged at the bottom of the screening box, a second conveying assembly is arranged between the screening box and the first conveying assembly, a feeding port is formed in the top of the screening box, a screening mechanism is arranged in the screening box, and a drying mechanism is arranged in the screening mechanism. The screening mechanism comprises a first screening assembly and a second screening assembly, and the first screening assembly and the second screening assembly are used in cooperation. According to the rice screening device with the drying function, impurities in rice can be screened through the arranged screening mechanism, meanwhile, whole rice and broken rice can be screened, the screening process is fast, efficiency is high, the screened rice can be used in a classified mode, the structure is simple, and practicability is high.

This application relates to a method for preparing high-RS resistant rice flour using rice broken rice or rice, and the application of high-RS resistant rice flour in the preparation of low-GI yogurt. This application improves the prior art. By controlling the feeding speed and screw speed, and increasing the temperature in the cooking zone (melting zone), and cooperating with a specific length-diameter ratio, the pressure formed at the die is regulated to reduce the mechanical damage caused by high shear force during the extrusion puffing process, so that the content of resistant starch (RS) in rice is significantly increased, from 7.40% in the raw material zone to 33.79% in the extrusion zone. Further, in combination with a specific retrogradation method, the content of RS-type resistant starch is increased from 7.40% in the raw material zone to 39.98% after the retrogradation treatment, that is, an increase of 5-6 percentage points on the basis of the extrusion zone. The present invention adds high-RS resistant rice or rice broken rice flour to skim milk, and the prepared set yogurt has a low GI value, strong water holding capacity, a good protein cross-linking structure, a delicate and smooth taste with Q elasticity, and a rich and mellow flavor.

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 invention discloses a kind of super long fragrant rice selection processing method, belong to the field of rice processing technology, including color sorting, graded screening and packaging, the graded screening refers to retaining the rice with better integrity, preventing it from vertically entering the broken rice area from the sieve hole; the graded screening is provided with three layers of screens in parallel, and the spacing from the upper layer to the lower layer of screen is 0.65~0.75 of the rice length; the mesh diameter of the middle and lower layers of screens is 0.7-0.9 times that of the upper layer of screen, and its mesh uniformity is kept consistent by increasing the mesh area; by adjusting the spacing of the middle layer of screen, the rice with better integrity falling vertically into the sieve hole is intercepted by the lower layer of screen and cannot pass through the sieve. The whole process avoids the rice with high integrity from falling vertically into the sieve hole, and then directly falls into the broken rice outlet, thereby improving the rice output rate of excellent rice.

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 discloses a broken rice separating and screening machine which comprises a screening machine body, a feeding hopper is fixedly installed on the top of the screening machine body, a screening mechanism is arranged in the screening machine body, and the screening mechanism comprises a fixed plate, a fixed rod, a movable plate, an installation head, a screening groove plate and a fixed shaft. A screening groove plate is slidably connected to the inner wall of the screening machine body, a mounting head is fixedly mounted at the bottom of the screening groove plate, a fixed shaft is fixedly mounted on the inner wall of the mounting head, and a movable plate is rotatably connected to the outer ring of the fixed shaft. A motor is started to drive a rotating shaft to rotate, so that a fixed plate is driven to rotate, a fixed rod is driven to do circular motion, a movable plate is made to move, a mounting head can be driven to move through the fixed shaft, a screening groove plate is driven to move, rice on the screening groove plate can be screened, and screened broken rice is discharged through a discharging groove plate; and broken rice in the rice is screened and separated, so that the quality of the rice is improved.

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 present disclosure relates to an integrated process for obtaining ethanol and proteins from cereal grains (broken rice), the process comprising milling the grains, obtaining a slurry of the milled grains, partially hydrolysing the slurry, saccharifying the partially hydrolysed slurry to obtain saccharified slurry, adding a pre-fermented slurry to the saccharified slurry to obtain ethanol and distilling out the ethanol and separating the remaining as a whole stillage; separating the whole stillage into thin slop and DWG, treating a slurry of the DWG with cellulase enzymes to provide treated DWG slurry, separating the treated DWG slurry into wet cake and filtrate, washing and separating the said wet cake into protein concentrate and a liquid and optionally treating the obtained protein concentrate with alkali or hydrolysing enzymes to obtain purified protein hydrolysate or isolate.

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.