753 results about "Winnowing" patented technology

The invention discloses a comprehensive treatment method of lotus seeds, and belongs to the technical field of deep processing of agricultural products. The method comprises the following steps: collecting dry shell lotuses and sending to step S2; s2, grading the lotus seeds with the dry shells, shelling the lotus seeds with a shelling machine, gathering the lotus seeds, winnowing the lotus seeds, and sending the lotus seeds to the step S3; s3, carrying out color sorting by adopting a color sorter, and sending qualified red lotus seeds to step S4; the shelled lotus seeds are sent to the step S2; the semi-finished product is sent to step S5; s4, the red lotus seeds are manually selected, and red lotus seed products are obtained; s5, grading the semi-finished product, removing cores, gathering, screening out lotus cores to obtain core-removed red lotus seeds, and respectively sending the core-removed red lotus seeds to step S6 and / or S7; s6, screening and manually selecting the red lotus seeds without cores to obtain red lotus seed products without cores; s7, grading the red lotus seeds without the cores, grinding the red lotus seeds, collecting the red lotus seeds and sending the red lotus seeds to the step S8; and S8, performing color sorting on the polished lotus seeds, and then performing screening and manual selection to obtain white lotus seed products.

The invention relates to a negative pressure winnowing device, which belongs to the technical field of seed screening, and comprises a negative pressure unit, a suction unit and a scraping unit, the negative pressure unit comprises a negative pressure device, a dust collecting barrel arranged on the negative pressure device, a connecting pipe arranged on the dust collecting barrel, a valve arranged on the connecting pipe and a communicating pipe arranged on the valve; the lower end of the communicating pipe is arranged in the first dust collection cylinder or the third dust collection cylinder in a protruding mode, when the suction force is large, airflow vortexes exist in the first dust collection cylinder or the third dust collection cylinder, light empty shells can be sucked into the communicating pipe, heavy seeds stay on the outer side of the communicating pipe, and therefore the seeds can be sucked into the first dust collection cylinder or the third dust collection cylinder. Direct suction can be avoided, wrong suction is reduced, and waste of seeds is avoided. And a convex pipe is arranged in the dust collection cylinder. The device is simple in structure, can be quickly disassembled, and can be selected according to use requirements.

According to the tobacco shred winnowing equipment and the control method thereof, the stem sliver winnowing separation efficiency is improved through equipment improvement and parameter optimization, the stem sliver separation efficiency and the tobacco shred recycling rate are improved, and balanced development of tobacco shred product quality and material consumption is achieved. A plurality of temperature and humidity sensors and density sensors are arranged in the feeding vibration groove; and a CCD high-speed camera is arranged at the top of the high-speed belt. The box type winnowing device comprises a winnowing box body, an S-shaped air conveying pipeline, a material collecting bin, an air return pipeline and a circulating fan which are connected in sequence. A first air inlet valve and a second air inlet valve are respectively arranged on a horizontal air inlet and a vertical air inlet of the winnowing box body, the horizontal air inlet and the vertical air inlet are connected with an air outlet pipe of a circulating fan, and an electric heater is arranged on the air outlet pipe connected with the vertical air inlet. The control system processes collected data obtained by the temperature and humidity sensor, the density sensor and the CCD high-speed camera and then controls the air inlet speed of the horizontal air inlet and the vertical air inlet and the rotating speed of the high-speed belt.

The invention discloses an intelligent screening and scrap recycling method and device for a steel ball hard grinding machine, and relates to the technical field of industrial automatic control and recycling monitoring. The intelligent screening and scrap recycling method and device for the steel ball hard grinding machine comprise the following steps that S1, scrap separation operation data are collected in real time, and the scrap separation operation data are preprocessed; s2, chipping separation collaborative evaluation is carried out on the chipping separation operation data; s3, wind power regulation decision guidance is carried out on the debris separation operation data entering the regulation area; s4, storing and analyzing historical operation data and adjustment results; and S5, integrating the chipping separation operation data, the chipping separation collaborative evaluation result and the wind power regulation decision guide result to execute operation fluctuation early warning triggering. The problems of separation efficiency fluctuation and serious mistaken separation caused by unstable air pressure, material distribution change and other factors in the winnowing and magnetic suction recovery process after the chippings are screened are solved.

The invention relates to the technical field of seed selection, and provides a crop seed selection system which comprises a screening device, the screening device is detachably connected with a first air screening machine, the screening device is used for separating seeds from seed shells and dust, and the screening device comprises an elevator, a winnowing mechanism and a cyclone separator; the elevator is arranged on the side close to the first air screening machine, grains enter the elevator after being screened in the winnowing mechanism, the winnowing mechanism is used for separating seed husks and dust in the grains, the cyclone separator communicates with the winnowing mechanism, the cyclone separator is used for separating and collecting the seed husks and the dust in the winnowing mechanism, and the cyclone separator is used for separating and collecting the seed husks and the dust in the winnowing mechanism. The airtight device is detachably connected with the discharging port of the elevator, the airtight device is used for controlling the air inlet in the elevator, then the air inlet direction of the winnowing mechanism is adjusted, and the technical problem that in the prior art, air pollution is large in the crop seed selecting process is solved.

The utility model provides a cleaning device for picking up forest fruits in the technical field of forest fruit harvesting equipment, which comprises a driving mechanism and a rack, and the rack is connected with the driving mechanism in a pulling manner and is in transmission connection with a transmission mechanism through a power shaft on the driving mechanism and a power transmission shaft on the rack; the fruit picking assembly, the lifting assembly and the cleaning assembly in the machine frame are in transmission connection with the transmission assembly through a plurality of sets of continuous movement transmission pieces. The fruit picking assembly and the lifting assembly are obliquely arranged, the downwards-inclined end of the fruit picking assembly is close to the forward moving direction of the driving mechanism, the downwards-inclined end of the lifting assembly is arranged below the upwards-inclined end of the fruit picking assembly, a plurality of rows of shifting teeth are arranged in the fruit picking assembly, and an oblique fruit picking plate is arranged below the shifting teeth. According to the forest fruit picking and cleaning device, the production cost is reduced through modular design of the driving mechanism and the rack, and the problems that an existing picking and cleaning device is high in production cost and limited in impurity removal effect are solved by lifting, moving and winnowing picked falling forest fruits.

The utility model discloses a dried wolfberry fruit raw material impurity removing device, and relates to the technical field of dried wolfberry fruit production and processing, the dried wolfberry fruit raw material impurity removing device comprises a winnowing mechanism, the top of the winnowing mechanism is provided with a feeding port, the bottom of the winnowing mechanism is connected with a dispersing mechanism in a penetrating mode, and a conveying belt is arranged below the dispersing mechanism. According to the utility model, firstly, impurities with different weights are separated from lycium barbarum through the winnowing mechanism by utilizing wind power, various impurities in the dried lycium barbarum can be effectively removed, heavier lycium barbarum can fall into the dispersing mechanism, the bonded dried lycium barbarum blocks can be blocked by the baffle plate, and the dried lycium barbarum blocks can be separated from the lycium barbarum under the driving of the rotating filter screen. When the device is used, dried wolfberry fruit blocks which are bonded together continuously roll, are finally dispersed and finally fall onto the conveying belt from the filter screen, finally, no missing impurities are ensured through manual inspection and sorting, and various impurities in the dried wolfberry fruit can be effectively removed through combined application of various methods and devices.

The invention relates to the technical field of agricultural separation equipment, in particular to a winnowing separation bin and a hay feed cleaning system.The winnowing separation bin is provided with an obliquely-arranged side wall, so that airflow entering the bin is decelerated firstly and then accelerated, and large materials and materials with the small wind area are different from thin film materials in wind area and inertia, so that the hay feed is separated from the large materials. The large materials and the materials with the small wind area are collected at the discharging opening in the bin bottom, the film materials are discharged through the air outlet, separation of the film materials and straw is completed, the separation efficiency is improved, and the content of mulching films in smashed straw feed is reduced when the device is applied to the field of feed separation. According to the hay feed cleaning system, light materials separated by the winnowing separation bin are fed into the feeding device or the light material treatment device to be further treated and collected, the stability of the separation effect can be improved, waste of the materials is avoided, meanwhile, mulching films are purified to reach the recycling standard, waste is turned into wealth, and two purposes are achieved.

The invention provides a water-retaining material as well as a preparation method and application thereof, and finds that corn glume has extremely high water absorption rate and can be used as an excellent water-retaining material. The glume is obtained by crushing corncobs and then carrying out winnowing and gradient sieving, and the particle size is 2-3mm. In order to effectively utilize the material, the obtained corn glume, a binder, an expanding agent and water are mixed and granulated to prepare water-retaining agent particles, and the water-retaining agent particles are easy and convenient to apply, high in water-retaining capacity and capable of effectively improving the water-retaining capacity of soil and improving the temperature, humidity, conductivity and bulk density of the soil; therefore, the method has important commercial value for soil and land improvement.

The wind power mineral separator comprises a supporting frame, a winnowing cavity, a wind cavity and a circulating wind pipe, the winnowing cavity is installed on the supporting frame, the interior of the winnowing cavity is hollow, a feeding hopper is arranged on the top of the winnowing cavity, and a sand discharging opening and an opening are formed in the bottom of the winnowing cavity; the air cavity is installed on the supporting frame, the interior of the air cavity is hollow, a fan is rotationally arranged in the air cavity, and one end of the air cavity communicates with the winnowing cavity; air flow blows passing minerals when passing through the winnowing chamber, and according to the principle that different specific gravities are different and transverse moving distances are different when the air flow is blown by uniform-speed equal-quantity air, different minerals finally have different falling points on a material plate, so that separation is achieved, and meanwhile dust blown by the air flow is separated by the air flow. Heavy gravels and the like are discharged from the sand discharge port, and light dust flows back into the air cavity from the circulating air pipe along with airflow, so that the dust circulates in the device, and the dust is prevented from rising.

The invention relates to the technical field of soil remediation, and particularly discloses a soil remediation agent containing construction waste resourceful treatment substances as well as a preparation method and application of the soil remediation agent. The soil remediation agent disclosed by the invention is prepared from 1.5 to 2.5 parts of construction waste resourceful treatment substances, 0.1 to 0.3 part of mineral substances and 0.6 to 1.0 part of modified kaolin, the preparation method of the construction waste resourceful treatment substance comprises the following steps: performing magnetic separation and winnowing purification on construction waste, crushing, pyrolyzing, soaking in an activating solution, filtering, drying and grinding to obtain the construction waste resourceful treatment substance. A preparation method of the modified kaolin comprises the following steps: uniformly mixing kaolin, corn starch and water, adding compound bacteria, uniformly mixing, fermenting, drying and grinding, thereby obtaining the modified kaolin. The compound bacteria are prepared from bacillus subtilis and bacillus laterosporus. By utilizing the soil remediation agent provided by the invention, the content of available cadmium in soil can be effectively reduced, so that the production safety of plant planting is improved, and the yield of plants can be effectively increased.

The invention provides intelligent sorting, crushing and grinding equipment for construction waste recycled aggregate and a whole-process management and control preparation system. Construction waste is conveyed into the intelligent sorting device through the conveying belt, the sorted waste enters the intelligent eccentric roller crusher to be subjected to primary crushing, the intelligent eccentric roller crusher crushes large waste, and after crushing, materials are conveyed into the intelligent magnetic separator through the dustproof conveying belt; and then the materials subjected to primary treatment enter an intelligent cone crusher through a dustproof conveying belt to be further crushed, the materials are conveyed into an intelligent magnetic separator through the dustproof conveying belt to be subjected to secondary iron removal, then the materials enter a winnowing machine and a vibration screening machine, and the materials with different granularities are further separated. According to the invention, automation and intellectualization of construction waste treatment are realized, the treatment efficiency and the quality of recycled aggregate are remarkably improved, efficient, clean and economical regeneration treatment of construction waste is realized, and remarkable environmental protection and economic benefits are brought to the technical field of construction waste recovery treatment.

The utility model discloses a manual and electric dual-purpose winnowing machine which comprises a fan blade cavity, and the interior of the fan blade cavity is rotationally connected with a first rotating shaft. The motor is fixedly mounted in the fan blade cavity, the winnowing machine is driven by the motor through meshing of the two bevel gears, raw materials which do not need to be excessively refined can be rapidly treated in an electric mode, and the sorting efficiency is improved; a matching structure of a lead screw and a threaded block is fixedly mounted on the outer side of a fan blade cavity, and a gear and a belt are matched, so that the winnowing machine can be manually driven, the rotating speed of a handle can be manually controlled in a manual mode, and the wind power and the rotating speed are more accurately controlled manually; and fine raw materials needing to be specially treated are sorted more finely, so that the manual or electric mode can be flexibly selected according to needs, and the working requirements in different environments are met.

The utility model discloses a high-quality fly ash efficient winnowing device which comprises a winnowing box, an air inlet is formed in one end of the winnowing box, two sets of angle-adjustable baffles are arranged in an inner cavity of the winnowing box in the air inlet direction, each set of baffles is movably connected with a set of first collecting pieces, and the heights of the two sets of baffles are gradually increased. The angle-adjustable baffle can be flexibly matched with pulverized coal with different sources and different particle distributions, particles with different particle sizes can be effectively separated by adjusting the angle of the baffle when the particle size distribution of the pulverized coal particles changes, the winnowing efficiency is greatly improved, and the winnowing efficiency is improved. By accurately controlling the angle of the baffle, the winnowing process can be more stable, it is guaranteed that the quality of collected fly ash is uniform, the production requirement of high-quality fly ash is met, and meanwhile the adaptability of the winnowing device to different wind forces is enhanced.

The present invention discloses a wind-selected chili pepper picking device with a blade separation function, which relates to the chili pepper harvesting technology field, and includes a mobile frame and a collection box; an overhead support is provided above the mobile frame, and the collection box is installed on the top of the overhead support, a picking mechanism is provided at the front of the upper end of the overhead support, a driving rod is provided on the side of a synchronous rotating drum, a driving motor is installed at the bottom of the front end of the collection box, and wind selection mechanisms are symmetrically provided on the left and right sides of the picking mechanism, and the main body of the wind selection mechanism is a fan, and a synchronous pulley is provided between the shaft end of the fan and the side end of the driving rod; an auger conveying mechanism is provided below the wind selection mechanism. The invention adopts a gantry structure by coordinating the overall structure of the collection box and the overhead support, and there is no need to destructively harvest the chili pepper plant as a whole, and the chili pepper yield can be effectively increased through multiple harvesting; at the same time, the synchronous and coordinated operation between multiple mechanisms is effectively realized through power transmission, and the working efficiency is effectively improved.

The invention provides a rice processing control method and system based on artificial intelligence, and relates to the technical field of rice processing.The method comprises the steps that a rice image in a winnowing machine is obtained; based on the rice image in the winnowing machine, a convolutional neural network model is used for processing to determine the initial wind power of the winnowing machine; performing winnowing cleaning on the rice based on the initial wind power of the winnowing machine, and obtaining a monitoring video of the rice under the initial wind power; based on the monitoring video of the rice under the initial wind power, using an information processing model to determine a plurality of candidate wind power of the rice; determining target wind power of the rice based on the monitoring video of the rice under the initial wind power and the multiple candidate wind power of the rice; and performing blowing screening on the rice based on the target wind power of the rice. The method can quickly and accurately determine the wind power in the winnowing machine.

An in-situ flexible winnowing device with a novel structure is formed by transforming an existing primary winnowing device and comprises a winnowing box used for separating tobacco shreds and slivers, a feeding conveying belt, a discharging conveying belt and an air conveying circulating device, and the feeding conveying belt and the discharging conveying belt are located on the left side and the right side of the winnowing box respectively. The circulating device is sequentially composed of a suction opening, a negative pressure suction fan, a lifting pipe, a winnowing dust removal device, an air pipe and a side air opening communicated with the winnowing box, a cut tobacco discharging airlock is arranged at the discharging end of the discharging conveying belt, a stem collecting device is arranged on the lower portion of the winnowing box, and the tobacco leaf winnowing device is characterized in that a flow guide plate opposite to the side air opening is additionally arranged at the position of an upper edge opening of the winnowing box. The device has the advantages that under the condition that flexible winnowing equipment is not replaced or additionally arranged, the flow guide plate is additionally arranged in the winnowing box, the material movement speed is reduced, the tobacco shred movement path is changed, the winnowing distance and time of tobacco shreds in the winnowing box are increased, and the tobacco shred winnowing efficiency is improved. According to the device, the sliver rejection rate is increased, the silk content in the slivers is reduced, and the device cost is reduced.

A winnowing device for reducing fine slag contained in granular iron relates to the technical field of winnowing equipment and comprises a device box, a permanent magnetic roller and a dust removal fan, an iron-contained fine slag feeding pipe is arranged at the top end of the device box, the permanent magnetic roller is arranged in the device box, and a transmission shaft penetrates through the center of the permanent magnetic roller. The other end of the transmission shaft penetrates through the device box to be connected with a transmission motor, a discharging port and an iron outlet are formed below the permanent magnet roller, an iron shifting plate is arranged at the iron outlet, the discharging port and the iron outlet are connected with one end of a discharging pipe and one end of an iron outlet pipe respectively, and the other end of the discharging pipe and the other end of the iron outlet pipe are connected with a spiral conveyor and a dust removal pipeline respectively. One end of the dust removal pipeline is connected with the dust removal fan, the other end of the dust removal pipeline is connected with the iron containing basin, and lifting plates are arranged on the inner wall of the dust removal pipeline. According to the winnowing device for reducing the content of the fine slag in the granular iron, the content of the fine slag in the granular iron is reduced.

The invention discloses a konjac fine powder grinding all-in-one machine, and relates to the technical field of konjac processing, the konjac fine powder grinding all-in-one machine is mainly composed of a feed inlet, blades, fan blades, a discharge port, an upper cavity, fan blades, a bearing seat, a belt pulley, a machine base, a water cavity, a water inlet, a water outlet, a lower cavity and a shaft, the grinding all-in-one machine adopts a water cooling system integrating the water cavity, the water inlet and the water outlet, and during long-term grinding, the water cooling effect is good; water in the water cavity continuously absorbs heat of the machine body to ensure that the temperature of the machine body is low for a long time, the influence of the temperature on the quality of discharged powder is reduced, the fan blades generate power action on fluid through the blades and are responsible for conveying air or konjac powder to a designated position, and the multiple effects of increasing flowing of the konjac powder, reducing the temperature, exchanging air, exhausting air and the like are achieved. According to the technical scheme, an air cooling system and a water cooling system are arranged, the product temperature is reduced, the product quality and the powder yield are improved, the product viscosity is increased, the winnowing system is further arranged, a screen is not needed, the machine purchasing cost of farmers is reduced, produced particles are uniform, products are produced at a time, and the yield is increased.

The utility model relates to the field of rice processing, and discloses a feed filtering device for rice processing, which comprises a filtering box, the top of the filtering box is fixedly connected with a conveying cylinder, and a blanking pipe is fixedly communicated between the conveying cylinder and the filtering box. A conveying filtering mechanism used for conveying rice is arranged between the filtering box and the conveying cylinder, a screen plate is movably arranged in the filtering box, a vibrating screen mechanism is arranged among the screen plate, the filtering box and the conveying cylinder, and a winnowing mechanism is arranged on the portion, below the screen plate, of the filtering box; and the top of the conveying cylinder fixedly communicates with a feeding hopper. The rice screening device has the advantages that rice can be filtered and screened twice, small impurities and large impurities can be filtered and screened out of the rice, meanwhile, light impurities in the rice can be filtered out through the winnowing mechanism, cleanliness of the rice is guaranteed, and the screening and filtering effects are greatly improved.

The utility model discloses short bark sorting equipment, which is characterized in that a sorting roller is arranged below the lower edge of the blanking end of a feeding belt, the lower edge of the blanking end and the sorting roller form a wind-dispelling bark sorting gap, and an air duct blows air towards the lower edge of the blanking end, so that barks are bent into the wind-dispelling bark sorting gap when falling off the upper edge of the blanking end; the feeding end of the wood discharging roller row receives the short wood falling from the discharging end, and the sorting roller is further suitable for the short wood at the feeding end to abut against. Compared with the prior art, the barks, the short wood and the gravels are fully separated, the pure barks are placed in the boiler and feeding equipment of the boiler, the damage risk of the boiler and the feeding equipment is reduced, the short wood is sorted, raw materials are fully utilized, waste is avoided, the situation that the stones are accumulated on the boiler is avoided, and insufficient combustion of the boiler is avoided.

The intelligent garbage sorting system comprises a discharging platform, a chain scraper conveyor, a bag breaking machine, a magnetic separator, a roller screen, a belt screen and a winnowing machine, the chain scraper conveyor is divided into a lower horizontal conveying section, a lifting conveying section and an upper horizontal conveying section, a feeding port is formed in the lower horizontal conveying section, and the discharging platform is arranged beside the feeding port; the bag breaking machine is arranged on the lifting conveying section; a magnetic separator is arranged above the upper horizontal conveying section; the roller screen is arranged below the front end of the upper horizontal conveying section; the tail end of the conveying direction of the roller screen is connected with a belt screen which is inclined upwards; the tail end of the belt screen in the conveying direction is connected with a winnowing machine. According to the innovation point, the unloading platform, the chain scraper conveyor, the bag breaking machine, the magnetic separator, the roller screen, the belt screen and the winnowing machine are combined into a whole in a line production mode, the functions of high mechanical utilization rate and precise and fine separation are achieved, a high-precision technology is not adopted, the maintenance cost is low, and the durability is high.

The utility model discloses a cut tobacco stem separating device which comprises a pressure equalizing chamber, an impurity discharging spiral conveyor, a star-shaped material throwing roller, an airflow material throwing mechanism, a winnowing box, a feeding hopper and a gathering cover. An air outlet is formed in the top of the pressure equalizing chamber; the winnowing box is positioned above the pressure equalizing chamber; the star-shaped material throwing roller is positioned at the air outlet; the airflow throwing mechanism and the feeding hopper are both communicated with a feeding port in the side face of the winnowing box. According to the tobacco shred and stem separating device, airflow is adopted for throwing materials, and light materials (such as tobacco shreds) and heavy materials (such as stem sticks) are thrown into the winnowing box at different throwing speeds and angles. Meanwhile, when the materials are thrown by the air flow, the material throwing direction is upward inclined material throwing, the horizontal moving speed of the materials in the cavity of the winnowing box is low, the horizontal moving distance of the materials in unit time is short, the utilization rate of the winnowing box can be effectively increased, the length of the box can be effectively reduced, and the occupied area of equipment can be reduced.

The air uniformizing device comprises an air uniformizing barrel, a spiral air duct is arranged in the air uniformizing barrel, air inlets are symmetrically formed in the two ends, located in the center of the inner side, of the spiral air duct, and the air inlets are provided with air outlets which are obliquely upward and located at the ends, located on the outer side, of the air inlets. The grain cleaning machine comprises a winnowing settling chamber, a dust removal device, a fan, a motor and the air uniformizing device, a grain inlet is formed in one side of the winnowing settling chamber, an air inlet communicated with the air outlet of the air uniformizing device is formed below the grain inlet, and a grain outlet is formed in the bottom of the winnowing settling chamber; an air collecting box is arranged at the top of the dust removal device and communicated with an air inlet of a fan, an air distributing pipe is arranged at an air outlet of the fan, and two branch air pipes of the air distributing pipe are communicated with an air inlet pipe of the air uniformizing device through main air pipes respectively. The speed of air exhausted from the air outlet of the air uniformizing device is uniformly distributed, the grain cleaning machine exhausts part of air through the air distributing pipe, a small amount of air is supplemented and sucked through the air suction opening, air quantity balance and airflow internal circulation in the winnowing system are achieved, and equipment operation energy consumption is reduced.

The utility model discloses a grain light impurity winnowing machine, and belongs to the field of grain processing equipment. The problem that it is difficult to clean the inner wall of a dust removal box and it is difficult to clean an internal filter plate is solved. A feeding box is fixedly installed on the machine frame, a feeding hopper is fixedly installed on the top of the feeding box, an air return box is fixedly connected to one side of the feeding box, an air exhaust mechanism is fixedly installed on the machine frame, the end, away from the feeding box, of the air return box is fixedly connected with the air exhaust mechanism, and a vibration plate is movably installed on the machine frame. According to the grain winnowing device, air is driven by the air exhaust fan to winnow grains, meanwhile, the wind cup is driven to drive the driving rotating rod and the driven rotating rod to rotate synchronously, and the movable nut and the scraper blade are driven to reciprocate up and down, so that dust attached to the inner wall of the box body is scraped away; meanwhile, the reciprocating driving magnetic block drives the moving block to periodically impact the inner wall of the box body, so that dust and impurities in the filter plate fall off, and the filter plate is cleaned.

The invention discloses an environment-friendly construction waste recycled aggregate preparation technology. The technology comprises the following steps of S1, collection, classification, primary treatment and transfer of construction waste, S2, primary crushing, S3, fine sorting of the construction waste, S4, magnetic separation, S5, secondary crushing, S6, tertiary crushing and winnowing and S7, sand making treatment. S8, cleaning and dewatering; S9, strengthening and shaping treatment; S10, secondary cleaning and dewatering; and S11, finished product packaging. According to the method, multiple fine sorting procedures are adopted, and technologies such as magnetic separation and winnowing are combined, so that various impurities in the construction waste can be effectively removed, the purity and quality of the recycled aggregate can be remarkably improved, and the recycled aggregate can better meet the requirements of construction engineering on the performance of the aggregate; the construction waste can be efficiently converted into recycled aggregates of different specifications, and the utilization rate of the construction waste is increased.

The embodiment of the application discloses a kind of control method and conveying equipment of winnowing, belong to the technical field of plastic winnowing, solve the problem of low overall efficiency of winnowing machine when existing plastic winnowing.The image of material to be selected on the conveying belt is obtained, and the distribution information of the plastic to be selected is determined based on the pixel point information corresponding to the image of the material to be selected.Based on the distribution information of the plastic to be selected, the corresponding winnowing area is determined, and the air outlet to be adjusted on the winnowing machine is determined based on the plastic proportion corresponding to each winnowing area.The reference air outlet associated with the air outlet to be adjusted is determined, and the parameter control function is constructed based on the data of the plastic to be selected corresponding to the reference air outlet.The wind speed and air outlet angle corresponding to the reference air outlet are output based on the parameter control function, to control the air outlet to be adjusted.The winnowing machine is adjusted, and the plastic composition of the material after winnowing is detected, to control the winnowing machine based on the detection result.

The invention provides an integrated feather collection and treatment device for a poultry slaughtering defeathering wastewater pool, belongs to the technical field of poultry feather wastewater treatment, and solves the problems of single function, low collection and treatment efficiency and the like of existing feather collection and treatment equipment. Comprising a defeathering wastewater pool assembly, a steel hanger rail chain, a soaking and impurity removing pool, a residual liquid flushing box, a winnowing and screening mechanism, a roller drying mechanism, a smashing mechanism and a draining pool, a plurality of clamping type feather collecting boxes which are evenly distributed at equal intervals are arranged on the steel hanger rail chain, and a filtering box is arranged at the upper end of the steel hanger rail chain; a water pump is arranged among the filter box, the defeathering wastewater pool assembly and the residual liquid flushing box, a residual liquid flushing mechanism is arranged on the residual liquid flushing box, and the crushing mechanism is located at the discharging end of the roller drying mechanism. According to the method, the waste feathers in the slaughter wastewater are converted into fine feather meal with economic value, and through efficient collection, cleaning, drying, smashing and precise winnowing grading, the feather products which are different in specification and can be recycled are finally obtained.

The utility model discloses a seed screening and impurity removing device in the related field of seed screening, which comprises a device box body, a box door communicated with an inner cavity is arranged on the front side of the device box body, a feed port is arranged at the upper end of the device box body, a screening hopper is arranged in the device box body, and the inner wall of the inner cavity of the device box body is fixedly connected with a fixing frame for installing the screening hopper. A collecting box is fixedly connected to the outer side of the device box, a fixing seat is further fixedly connected to the outer side of the device box, an inserting frame extending to an inner cavity is movably inserted into the inner side end of the fixing seat, a motor driving the inserting frame to transversely move in the inner cavity of the fixing seat in a reciprocating mode is fixedly connected to the outer side of the fixing seat, and the inserting frame movably penetrates through the device box and then extends to the inner cavity of the device box. And a discharge hole in butt joint with the bottom of the inner cavity is further formed in the outer side of the device box body. A winnowing structure and a vibration screening structure are integrally arranged in the device body and can vibrate transversely and longitudinally, so that seeds can be screened relatively thoroughly by the screening hopper, and screening is more thorough.

The utility model provides a straw agricultural film separation integrated system, which comprises a separation bin, a separation bin, an air outlet, a feeding port, a discharging port, a feeding port, a film separation bin, a film separation bin, a film separation bin, a film separation bin and a film separation bin, and is characterized in that the top end of the separation bin is provided with a feeding port and an air outlet; the crushing device is arranged at the feeding hole; the side wall, between the discharging port and the air outlet, of the separation bin is a material guiding wall, and the height of the material guiding wall is gradually increased in the direction facing the air outlet. A winnowing channel is formed between the material guide wall and the pulverizator, the pulverizator comprises an air blocking part which partially blocks the winnowing channel, and the section of the winnowing channel between the air blocking part and the material guide wall is narrowed, so that a secondary separation cavity is formed in the winnowing channel between the air blocking part and the air outlet. The device has the effect of improving the separation efficiency of agricultural films in straws.