68results about How to "Solve the problem of low cleaning efficiency" patented technology

The invention relates to a method for self-establishing a navigation map, a system and intelligent equipment, and is applied to robots. The method comprises the following steps: controlling a robot tomove for a circle along the boundary of movement space according to a self-establishing map command when the self-establishing map command is received, so as to record to obtain a first boundary contour; performing plate division on the first boundary contour, so as to obtain a plurality of sub-plates, with the boundaries being connected with one another, and respectively detecting and obtainingbarrier layout information in each sub-plate, and ensuring that each sub-plate corresponds to a piece of sub-plate boundary information; and generating navigation map information according to boundaryinformation of the first boundary contour, the sub-plate boundary information and the barrier layout information. The method has the advantages that the navigation map can be independently established in practical application, so that the robot can independently plan a route during cleaning, and the cleaning efficiency is improved.

The invention relates to a laser cleaning device and a cleaning method thereof. The device comprises a first laser, a second laser, a cleaning head and a control system. The first laser generates first laser for rough cleaning of workpieces; the second laser generates second laser for fine cleaning of the workpieces; the power of the second laser is lower than the power of the first laser; the cleaning head is connected with the first laser and the second laser; and the control system is connected with the first laser and the second laser, and can singly control the communication between the first laser and the cleaning head and between the second laser and the cleaning head. In the laser cleaning device, the control system controls the first laser to roughly clean the workpieces, and controls the second laser to finely clean the workpieces without mutually interfering, so that the problem of low cleaning efficiency of scales and paint by low-power laser is solved, the problem of weak cleaning effect by high-power laser is also solved, and the cleaning quality and the cleaning efficiency are improved.

The invention relates to a self-adaptive sweeping control method of a sanitation vehicle, a new energy sanitation vehicle and a sweeping system of the new energy sanitation vehicle. The sweeping system comprises a dust detection module used for detecting the road surface dust condition, a control module and a sweeping motor used for sweeping operation; the control module is in sampling connectionwith the dust detection module and is in control connection with the sweeping motor, and the control module is further provided with a control signal output end used for being in control connection with a driving motor used for driving the vehicle to walk. The rotating speed of the sweeping motor and / or the vehicle speed are / is automatically adjusted according to the dust condition of the road surface; when dust on the road surface dust is increased, the rotating speed of the sweeping motor is increased and / or the vehicle speed is decreased and the sweeping efficiency can be improved by increasing the rotating speed of the sweeping motor and decreasing the vehicle speed; when dust on the road surface is reduced, the rotating speed of the sweeping motor is reduced and / or the vehicle speed is increased; however, after the sweeping force is reduced, the dust can still be effectively swept , the vehicle energy consumption can be reduced, and the service life of a sweeping brush is prolonged.

The invention provides a position identifying method and device of a mask plate polluted area, which aim at solving the problem of low cleaning efficiency caused by the fact that an area required to be cleaned cannot be positioned on a mask plate accurately in the prior art. The method comprises the following steps: forming a projection grid; projecting the projection grid on a mask plate; dividing the mask plate into a plurality of sub areas by the projection grid, determining a coordinate range of each sub area, and matching sub areas corresponding to a target area on the mask plate according to position information corresponding to the target area by users, wherein the position information corresponding to the target area is obtained by examining the polluted area of the mask plate by an exposure machine in advance, and is contained in an examined result output by the exposure machine.

The invention provides a printing head cleaning device for a 3D printer. The printing head cleaning device comprises a cleaning pond (1) and a rotating shaft (5) rotatably supported in the cleaning pond (1), wherein the rotating shaft (5) is provided with windshield wiper plates (7) which are uniformly arranged outside the rotating shaft (5) at equal intervals and can rotate around a rotating axial line of the rotation shaft. The printing head cleaning device can be used for at least effectively cleaning impurities on the printing head regularly in a printing process of the 3D printer.

The invention discloses hull surface attachment cleaning equipment which comprises a cleaning device. The cleaning device comprises a walking unit used for walking on the surface of a hull; a magneticattraction unit connected to the walking unit, and having magnetic force so as to be attracted to the hull; a cleaning unit used for cleaning the surface of the hull. The cleaning unit is provided with an impact shovel which is connected to the walking unit through a swing mechanism, and therefore the shoveling direction of the impact shovel can be adjusted through rotation of the swing mechanism. According to the invention, marine organisms and rust adsorbed on the hull can be removed without damaging a protective layer of the hull under the action of the cleaning shovel through the cleaningunit under the control of a video tracking unit and a controller when the ship enters a dock and a port (or waits for entering the port). No manual operation is needed no matter on a dock platform oron the sea in the whole process, and intelligent cleaning is achieved in the whole process.

The invention relates to vehicle cleaning equipment which is not integrally formed with a vehicle, in particular to a rolling-type wheel cleaning device, aiming at solving the problem that the vehicle tyre cleaning efficiency in the prior art is not high. The purpose of the invention can be achieved by the following measure: the rolling-type wheel cleaning device in the scheme is characterized by comprising roller sets arranged on a bearing platform, wherein each roller set comprises a front roller and a rear roller which are arranged side by side, and the roller sets are provided with braking devices. Dirt on the tyres are thrown off by means of the centrifugal force generated when the tyres rotate, dirt, such as a large amount of soil attached to the tyres can be removed without manual flushing with water, and vehicles can be cleaned in batch according to processes of vehicle driving-in, throwing-off and washing, and vehicle driving-off, therefore the efficiency is greatly improved, and manpower and water resource are also saved.

The invention discloses a cleaning device and a cleaning method for a mold, and relates to the technical field of mold cleaning. The cleaning device comprises a rotating disc, wherein a fixed supportis arranged at the axis position of the rotating disc in a penetrating manner, the axis position of the fixed support is fixedly connected with a cleaning agent bin, one surface of the fixed support is in sliding connection with a plurality of movable rods, and one surface of the rotating disc is in sliding connection with a plurality of fixed rods; one end face of each fixed rod is in threaded connection with a fixing device; the circumferential side faces of the multiple movable rods and the multiple fixed rods are sleeved with a cleaning belt; and the axis position of the fixed support is fixedly connected with a transmission shaft. The movable rods are mutually matched with the fixed rods, so that the cleaning belt can be independently adjusted according to the size of an inner cavityof the tire mold, the cleaning belt of the cleaning device is attached to the inner cavity for use, compared with an existing cleaning roller, the cleaning area of the cleaning belt is increased, internal grains and slots of the mold can be effectively cleaned, and the cleaning device has the beneficial effect of improving the cleaning efficiency.

The invention discloses a lithium battery cleaning device, which comprises a base, a support block is fixedly connected to the left side of the top of the base, a transmission device is fixedly connected to the top of the support block, a support rod runs through the right side of the transmission device, and the right end of the support rod The nozzle is fixedly connected, and the top of the transmission device is fixedly connected with the cleaning tank and the water pump in sequence from left to right. The water inlet of the water pump is connected with a suction pipe. The water outlet is connected with a water delivery pipe, and the invention relates to the technical field. The lithium battery cleaning device solves the problem of low cleaning efficiency of the traditional lithium battery cleaning device, saves the use of human resources, improves the cleaning effect of the cleaning device, and uses the transmission leaking belt to work non-stop. The collection box can collect and reuse the cleaning liquid, which saves the use of material resources and satisfies the user's use effect.

The invention discloses a high school chemical experiment beaker washing device. The high school chemical experiment beaker washing device comprises a base, wherein the top of the base is fixedly connected with a fixing block; the inside of the fixing block is movably connected with a rotating shaft; the surface of the rotating shaft is fixedly connected with a fixing plate. According to the highschool chemical experiment beaker washing device, the rotating shaft, a rotating block, an insertion rod, the fixing plate, a support plate, a humidity sensor switch, a water outlet pipe, a motor, a support block, a first circular block, a movable shaft, a second circular block, a belt, a beaker frame, a beaker seat, an air blower, an air filter, an electric heating wire, an ultraviolet sterilizer, a humidity sensor, a camera, an image processing CPU and an alarm are arranged and are matched with each other in use, the problem of low washing efficiency caused by a common method which is usually used for manually washing the beakers at present is solved; the beaker washing device is capable of efficiently washing; the beakers do not need to be washed manually; the working efficiency is improved; the time and the labor are reduced; people can conveniently use the device.

The invention relates to the technical field of cosmetics, and discloses a facial mask cutting device utilizing thin fibers shrinking greatly when exposed to heat. The facial mask cutting device comprises a base; an air inlet groove is formed inside a horizontal plate; a coil is arranged at the outer side of the lower part of a telescopic rod; a heating wire corresponding to a cutting knife is arranged inside a knife holder; the lower end of the knife holder is provided with an air outlet corresponding to the cutting knife; the lower part of a rotating drum is provided with a spiral sliding chute corresponding to a fixed plate; the inside of the rotating drum is provided with arc-shaped magnets; and an air bag is arranged at the lower part of the horizontal plate. The coil is capable of cutting magnetic induction lines between the arc-shaped magnets to generate current internally; the generated current generates heat by virtue of the heating wire; when the cutting knife is cutting a facial mask material, entangled fluffs on the facial mask material shrink by virtue of the cutting knife; and the structure solves the problems that an existing mask cutting device is poor in cutting quality, the fluff fragment clearing efficiency is low, and extra pressing and stabilization is needed.

The invention discloses automatic cleaning equipment for a sewage discharge pipeline. The automatic cleaning equipment comprises a box body, a motor penetrates through the bottom of the left side of the box body, and a gear is fixedly connected to the output end of the motor; a gear ring is meshed with the top of the gear, and a threaded sleeve is fixedly connected to the interior of the gear ring; a U-shaped block is arranged at the top of the threaded sleeve. The motor, the gear, the gear ring, the threaded sleeve, the U-shaped block, a connecting block, a threaded rod, a bearing and a movable plate cooperate with one another in use, the problem that the cleaning efficiency of existing automatic cleaning equipment for the sewage discharge pipeline is low is solved, and the automatic cleaning equipment for the sewage discharge pipeline has the advantages of being high in cleaning efficiency. In the use process, a user can conveniently and rapidly clean a sewage pipeline, blockage objects can be cleaned up, the time for cleaning the sewage pipeline is shortened for the user, the operation difficulty of the user is reduced, and the equipment is convenient for the user to use and worthy of application and popularization.

The invention discloses a yoga mat cleaning and sterilizing device and sterilizing method, and relates to the technical field of yoga mats. The yoga mat cleaning and sterilizing device comprises a machine body, wherein a feeding plate is inserted into the middle part of the left side of the machine body, a conveying belt is arranged below the right side of the feeding plate, the conveying belt ismovably arranged at the bottom of an inner cavity of the machine body, the right end of the conveying belt is driven by a driving motor, the bottom of the driving motor is fixedly connected to the right side of the inner bottom of the machine body, a box body is arranged above the left side of the top of the conveying belt, and the box body is fixedly arranged in the left side of the top of the machine body. According to the yoga mat cleaning and sterilizing device, a yoga mat is cleaned in a manner of firstly applying a cleaning liquid and then applying water, so that dirt, sweat and the residual cleaning liquid on the surface of the yoga mat are removed, and meanwhile, the cleaned yoga mat is wiped through a wiping mechanism, so that the dryness of the yoga mat is further ensured, and the problem that at present, a yoga mat is cleaned manually, thereby causing the low efficiency is solved.

The invention provides a collection box and a liquid supply device. The collection box comprises a box body, wherein the box body is provided with a containing cavity and an opening part communicatingwith the containing cavity, the box body comprises a bottom plate located below the containing cavity, and a plurality of first filtering holes are formed in the bottom plate. The box body is provided with a rotating part rotatably connected with a supporting table top to pour the substance located in the containing cavity by turning over the box body. According to the collection box, the problemof low chip removal efficiency in the collection box above a machine tool water tank in the prior art is solved.

The invention discloses cleaning equipment for automobile hubs. The equipment includes a cart, a hollow canister is arranged on the cart, a sliding block is slidingly connected in the hollow canister,and multiple cleaning arms are hinged to the sliding block at equal intervals in the circumferential direction, wherein a first spring is arranged between each cleaning arm and the sliding block; thehollow canister is also internally provided with a power mechanism; each cleaning arm is provided with a limiting slot, an elastic iron sheet is slidingly connected in each limiting slot, and a second spring is arranged between each elastic iron sheet and the corresponding limiting slot; a groove is formed in each elastic iron sheet; each supporting shaft penetrating through the corresponding groove is rotatably connected to the corresponding elastic iron sheet, and cleaning mechanisms are fixedly connected to both ends of each supporting shaft; the supporting shafts are further fixedly connected with gears, and the gears are positioned in the grooves; the gears are provided with steel wires which penetrate through the bottoms of the elastic iron sheets to be connected with the limiting slots. The cleaning equipment mainly solves the problem that by means of current hub cleaning modes, the cleaning efficiency is low.

The invention relates to a full-automatic cleaning machine for large-batch fruits, comprising a shell, a feeding hole and a discharge hole, wherein the shell is internally provided with a cleaning mechanism and a transmitting mechanism; the cleaning mechanism comprises a bottom plate; the bottom plate is provided with a fixing mechanism, a first cleaning brush and a second cleaning brush; the first cleaning brush is arranged at the left end of the fixing mechanism, and the second cleaning brush is positioned at the right end of the fixing mechanism; the fixing mechanism comprises a filter plate, a baffle, a first fixing device and a second fixing device; the first fixing device comprises a first fixing rod, and the second fixing device comprises a second fixing rod; the baffle is arranged between the first fixing rod and the second fixing rod; the transmitting mechanism is arranged at the lower end of the baffle. The full-automatic cleaning machine for the large-batch fruits is simple in structure, safe, reliable, convenient to use and low in cost, and can be used for cleaning large numbers of fruits in a full-automatic way in all directions, so that the fruit cleaning efficiency is effectively improved.

The invention discloses a test tube cleaning device for biological pharmacy, and relates to the technical field of biological pharmacy. The test tube cleaning device comprises a box. The lower end ofone side of the outer wall of the box is fixedly connected with a first control box. A first motor is fixedly connected to one side of the bottom of the inner wall of the first control box. One side of the first motor is rotationally connected with a first rotation rod through an output shaft. The outer surface of the first rotation rod is fixedly connected with a first gear. The upper side of thefirst rotation rod is provided with a second rotation rod. One end of the second rotation rod is rotationally connected with one side of the inner wall of the first control box. The other end of thesecond rotation rod penetrates the box and extends into the box. The end, located in the box, of the second rotation rod is fixedly connected with a background plate. The outer surface of the part, located on the first control box, of the second rotation rod is fixedly connected with a second gear. The second gear is engaged with the first gear. The problems that an existing test tube cleaning device is low in cleaning efficiency, and waste water in a test tube cannot be automatically poured are solved.

The invention discloses a medical washing device high in washing efficiency. The medical washing device comprises a baseboard, a washing box is arranged at the top of the baseboard, supporting legs are fixedly connected to both sides of the bottom of the washing box, idler wheels are movably connected to the bottoms of the supporting legs, rolling grooves are all formed in the portions, corresponding to the idler wheels, at the two sides of the top of the baseboard and are slidably connected with the idler wheels, and a vertical plate is connected to the right side of the top of the baseboard.Through the arrangement and cooperative use of the vertical plate, a supporting plate, a motor, a rotary rod, brushes, an electric telescopic rod, a moving frame, a moving column, a moving plate, a first bearing, a rotary plate, a drive column, a locating block, a first connecting plate, a moving groove, a second connecting plate, a connecting block and a moving shaft, the problem that an existing medical washing mode is low in washing frequency is solved; the medical washing device has the advantages of being high in washing efficiency, lowers the labor intensity of a user and saves a largeamount of time.

The invention discloses a magnetic bar cleanser. The magnetic bar cleanser comprises a magnetic bar cleanser body provided with a pneumatic valve station, a cleaning unit, a blowing unit, a first air cylinder and a second air cylinder, wherein the cleaning unit, the blowing unit, the first air cylinder and the second air cylinder are connected with the pneumatic valve station. The magnetic bar cleanser further comprises a split V-shaped frame arranged on one end face of the magnetic bar cleanser body and provided with a stroke switch. The magnetic bar cleanser is light and handy in structure and convenient to carry; the magnetic bar cleanser is tightly attached to a magnetic bar for cleaning through rubber or other rubber materials, so that the problem of low manual cleaning construction efficiency is solved; dirty oil is easy to collect, and the site cleaning operation is convenient and rapid.

The invention discloses rotary medicinal material cleaning equipment. The rotary medicinal material cleaning equipment comprises a cleaning tank; the top of the cleaning tank is of an opening structure; a cleaning frame is arranged in the cleaning tank and provided with a material inlet; the cleaning frame is connected with the cleaning tank through a rotary shaft; and the outer wall of the rotaryshaft is provided with a first gear. The rotary medicinal material cleaning equipment further comprises a motor, and the end portion of a power output shaft of the motor is provided with a second gear matched with a first gear. A water pipe is arranged at the position, above the cleaning frame, in the cleaning tank and provided with a plurality of sprayers, and the sprayers are high-pressure sprayers. The bottom of the cleaning tank is provided with a drainage pipe. By means of the rotary medicinal material cleaning equipment, the problem of low cleaning efficiency caused by existing cleaningequipment is solved.

The invention discloses a stirring and cleaning device for a fully automatic pig bag cleaning machine. The device comprises a cleaning machine main body, the top of the cleaning machine main body is orderly and fixedly connected to a casing and a fixed casing from right to left, a first motor is fixedly connected to the inner cavity of the casing, the left side of an output end of the first motororderly passes through the casing and the fixed casing, extends into the inner cavity of the fixed casing and is sleeved through a driving bevel gear, and the top of the driving bevel gear is meshed with a driven bevel gear. Through cooperation of the cleaning machine main body, the casing, the first motor, a sliding plate, the fixed casing, a threaded rod, an opening, a threaded sleeve, a connecting plate, an electric telescopic rod, a positioning rod, a positioning tube, a movable casing, a second motor, a second rotating rod, a brush bar, a limiting plate, the driving bevel gear, the drivenbevel gear and a first rotating rod, the stirring and cleaning device solves the problem that the existing fully automatic pig bag cleaning machine has low cleaning efficiency. The stirring and cleaning device for a fully automatic pig bag cleaning machine has high cleaning efficiency.

The invention discloses a quick glass window cleaning production line. A cleaning and supporting assembly comprises a cleaning substrate and a cleaning support, a cleaning and transporting assembly comprises multiple feed rollers, a cleaning driving belt and transporting motors, a cleaning assembly comprises spray guns, hairbrushes, a pure water box and a water pump, and a drying assembly comprises a heating resistor, a fan and a dust-proof cover. Through the feed rollers, glass windows can be transported, water is sprayed onto the glass windows by the spray guns through water supplying conducted by the pure water box and the water pump, then cleaning is conducted through the hairbrushes, heating is conducted through the heating resistor after cleaning is completed, air is blown to the glass windows by the fan, thus drying can be conducted quickly, the glass windows can be quickly and efficiently cleaned, and the cleaning efficiency is improved, so that the problem of low cleaning efficiency due to poor dedusting effects of existing equipment is solved.

The invention relates to the field of range hoods, and discloses a range hood and a control method thereof. When a filter assembly of the range hood needs to be cleaned, only a motor needs to be started to replace the used filter assembly with a new filter assembly, then a cleaning spray head is adopted to clean the used filter assembly, and the used filter assembly is standby for being replaced next time. The filter assembly does not need to be manually disassembled and cleaned, and the problems that the filter assembly of an existing range hood is manually disassembled, the time and labor are wasted, and the efficiency is low are solved; and meanwhile, the structure of the cleaning spray head is optimized, so that the cleaning efficiency of a filter screen is greatly improved, and the problem that the cleaning efficiency of an existing nozzle is not high is solved.

The invention provides a comprehensive scientific toothbrush, and relates to the technical field of articles of daily use. The comprehensive scientific toothbrush comprises a toothbrush holder, wherein one end of the above toothbrush holder is connected with a toothbrush head; the above toothbrush head is a sealed hollow square which is encircled with another hollow square; one side of the above toothbrush head is provided with a rotary conveying component; the above rotary conveying component is arranged along the circumferential direction of the above toothbrush head; the surface side of theabove rotary conveying component is provided with tooth body bristles along the circumferential direction of the rotary conveying component; the above tooth body bristles are used for cleaning teeth;a storage battery is arranged in the above toothbrush holder and is used for supplying power to the rotary conveying component; the above toothbrush holder is provided with a regulation button; and the above regulation button is connected between the above storage battery and the above rotary conveying component. By use of the comprehensive scientific toothbrush, the problem of low cleaning efficiency when an existing toothbrush is used for cleaning the teeth can be solved.

The invention discloses an emergency debridement trolley convenient to clean and relates to the technical field of medical treatment. The emergency debridement trolley comprises a supporting plate, wherein two supporting rods are fixedly connected to the left end of the upper side surface of the supporting plate. According to the emergency debridement trolley convenient to clean, by means of a pulling block, a movable rod, a water suction pipe, check valves, a water storage tank, a water suction barrel, an input pipe, an annular pipe and water sprayers, water is sprayed to the inner wall of adebridement box with impact force, then the inner wall of the debridement box is rapidly cleaned, sewage obtained after cleaning, medicinal liquid for debridement and blood stains are discharged intoa sewage storage box through leaking holes in the lower side surface of the debridement box, and after the sewage storage box is full, sewage in the sewage storage box is poured by a worker through carrying handles fixedly connected with left and right side surfaces of the sewage storage box, so that the problem of low cleaning efficiency of the debridement trolley due to quite troublesome cleaning operation of the debridement trolley is solved.

The invention belongs to the field of chemical reaction kettles, and particularly relates to a chemical reaction kettle with an automatic cleaning function. The chemical reaction kettle comprises a kettle body, wherein the lower surface of the kettle body is fixedly connected with a support, the upper surface of the kettle body is fixedly connected with a protective cover, and two sides of the protective cover are fixedly connected with feeding pipes. According to the chemical reaction kettle with the automatic cleaning function, by arranging an adjusting mechanism, when a transmission shaft rotates, a guide ball rotates along the outer surface of a two-way thread, a balance weight ball does circular motion with the transmission shaft as the circle center under the inertia effect, the height of the balance weight ball is increased, the lower surface of an inclined scraping plate makes contact with the outer surface of the balance weight ball, under the combined action of the pressure of the balance weight ball and the centrifugal force of a balance weight block, the inclined scraping plate is bent towards the upper left part, the outer surface of a rubber block is in contact with the inner surface of the kettle body, the cleaning work of the upper surface of the inner wall of the kettle body is completed through rotary extrusion under the action of friction force, and the problem that dead corners on the upper surface of the inner wall of a traditional chemical reaction kettle are difficult to clean is solved.

The invention provides a car washer. The car washer comprises a steam generator and a steam pipeline communicated with a water storage chamber of the steam generator, and a spray gun is arranged on the steam pipeline to spray steam from the water storage chamber of the steam generator. The car washer further comprises a water supplement pipeline, and the water supplement pipeline is connected withthe steam pipeline to replenish water for the steam pipeline, so that the water content of the steam sprayed by the spray gun is increased. The car washer solves the problem of low cleaning efficiency of a car washer in the prior art.

The invention relates to the technical field of medical apparatus and instruments, and discloses a medical test tube cleaning device capable of being adjusted and achieving all-sided cleaning. The medical test tube cleaning device comprises a base; the outer side of a roller is provided with a rubber belt, and the upper end of the rubber belt is connected with a guide ring; the interior of the guide ring is connected with a connection rod; the interior of the connection rod is provided with a water conveying trough and slide grooves, the upper end of the connection rod is connected with an airbag, and the interior of the connection rod is connected with adjusting rods; the outer ends of the adjusting rods are connected with push blocks; and the lower surface of an adjusting disc is provided with a spiral thread. By moving the position of the rubber belt on the roller, the water pressure of a water pipe to the interior of the water conveying trough is changed, the water pressure in thewater conveying trough extrudes the adjusting rods, the push blocks extrude springs to slide in the slide grooves through the adjusting rods, accordingly, it is ensured that the push blocks make stable contact with the rubber belt, and the rubber belt is integrally expanded; and through the structure, the problem that an existing medical test tube cleaning device cannot be suitable for different diameters of test tubes during cleaning, and a hairbrush is inconvenient to replace is solved.

The invention discloses an impurity removing opener for non-woven fabric production. The opener comprises a machine shell; a feeding hole is formed in the upper surface of the machine shell; and a first vibration structure, a cotton condenser and a cotton storage column are arranged at the position, close to the upper part, of the interior of the machine shell. Through the cooperative use of a second lifting support arm, a limiting sliding rail and a limiting pulley, a storage and transportation box is slowly tilted until the storage and transportation box is upside down on the feeding hole, and raw materials push a protective cover to be opened and enter the machine shell from the storage and transportation box and the feeding hole, so that the problem that the raw materials need to be carried and poured manually in the past is solved, time and labor are saved, and secondary pollution of the raw materials can be avoided; the problem of low cleaning efficiency of dust in the raw materials after cotton opening is solved through the cooperative use of arranged air conveying pipe, first dust grid and second dust grid; and the dust in the raw materials can be effectively separated fromthe raw materials under the double action of gravity and wind force in a process that the raw materials fall from top to bottom after being subjected to cotton opening.