52results about How to "Fully screened" patented technology

The utility model discloses a novel impurity removing and screening device for pine nut processing. The novel impurity removing and screening device comprises a processing box and supporting legs. According to the pine nut screening device, the brush, the air exhaust cover and the air outlet holes are adopted, during operation, pine nuts moving in the screening cylinder can make contact with the cleaning plate on the surface of the blowing pipe in a larger range when the screening cylinder rotates, the brush on the surface can wipe the surfaces of the pine nuts, impurities on the surfaces of the pine nuts are removed, and the screening efficiency is improved. The air outlet holes in the surface of the blowing pipe can guide out air sprayed out of the air spraying holes, impurities on the surfaces of the pine nuts can be further removed through impact of airflow, and the air exhaust cover below the air outlet holes can synchronously suck the interior of the pine nuts while air is sprayed out through the air outlet holes; therefore, the blown and scraped impurities can be guided out in time by the exhaust hood, secondary attachment of the impurities is avoided, the impurity removal effect on the pine nuts is improved, and the pine nut impurity removal device has the advantages of multiple impurity removal and screening and good impurity removal effect.

A kiln tail powder coarse and fine screening device of a rotary kiln comprises a fixing plate, an inner cylinder is rotationally installed on the fixing plate, an outer cylinder is sleeved on the periphery of the inner cylinder, the outer cylinder is fixedly installed on the fixing plate, a plurality of supporting seats are fixedly installed on the bottom side of the outer cylinder, the heights of the supporting seats are sequentially reduced from left to right, and a feeding pipe is arranged on the fixing plate in a communicating mode. The device is simple in structure and ingenious in conception, materials can be conveyed without a negative pressure pump, the first spiral blade and the second spiral blade can rotate to convey the materials to the first discharging port and the second discharging port, and when the first spiral blade rotates, large and small particles mixed together can be turned over through friction force, so that the small particles penetrate through the sieve holes, and the material conveying efficiency is improved. And when the powder is screened, the first spiral blade and the second spiral blade rotate to scrape powder adhered to the inner wall and the outer wall of the inner barrel and the inner wall of the outer barrel, the market requirement is met, and the powder screening device is suitable for being popularized.

The application discloses a kind of east star juvenile fish screening transfer device for breeding and its using method, it is related to fry screening transfer technical field.The present application includes screening transfer component, and one side of screening transfer component is fixedly connected with transfer control component, and transfer control component is connected with screening transfer component, and a plurality of buffer adjustment components are fixedly connected inside screening transfer component.The present application controls quantitative into equipment inside by transfer control component, and stably controls juvenile fish to enter inside screening transfer component, and different sizes of juvenile fish are processed by using screening transfer component to multi-stage screening, and good screening juvenile fish is transferred according to size, when juvenile fish screening falls, buffer adjustment component generates buffer water curtain, and buffer operation is carried out to screened juvenile fish, reduce fry damage, realize the multi-stage screening operation of juvenile fish, keep juvenile fish moist during screening process, and reduce the damage of juvenile fish during screening process and after screening, facilitate the transfer of juvenile fish.

The utility model relates to the technical field of flour processing and screening, and discloses a screening device for flour processing, which comprises a U-shaped frame, the top of the U-shaped frame is slidably connected with a screening box, the bottom of the screening box is fixedly connected with a corrugated pipe, one side of the inner wall of the U-shaped frame is fixedly provided with a connecting pipe, and one end of the corrugated pipe is fixedly connected with the connecting pipe; a disc is rotationally connected to the inner wall of the bottom of the U-shaped frame, a spiral conveyor is fixedly mounted at the top of the disc, and the spiral conveyor is rotationally connected with the connecting pipe; the bottom of the disc is fixedly provided with a gear ring, one side of the inner wall of the U-shaped frame is provided with a power assembly, the power assembly and the gear ring are connected in a meshed mode, the power assembly comprises a servo motor and a gear, the power assembly, the gear ring, the disc and the spiral conveyor are arranged, and the power assembly drives the disc to rotate through the gear ring connected in a meshed mode; and the disc drives the spiral conveyor to rotate to adjust the position, so that the conveying position of the flour can be conveniently adjusted.

The utility model relates to the technical field of power battery shell processing, and discloses a power battery shell scrap processing device which comprises a box body, the top of the box body is communicated with a crushing shell, a first motor is fixedly assembled on the outer wall of the crushing shell, and a gear is fixedly assembled on an output shaft of the first motor; a crushing rod is fixedly assembled on the outer wall of the gear, a fixing plate is fixedly assembled on the outer wall of the box body, a second motor is fixedly assembled on the top of the fixing plate, and a cam is fixedly assembled on an output shaft of the second motor. Through the arrangement of the box body, the crushing shell, the first motor, the gear, the cam and the screen structure, after the shell is crushed by the device, the screen horizontally moves in a reciprocating mode through rotation of the cam, so that chippings can be fully screened, and the situation that the pressing effect of a pressing plate is affected by the chippings large in size is avoided; and therefore, the chipping treatment effect of the device is improved.

The invention discloses a fine iron powder screening device and method, and belongs to the technical field of fine iron powder screening. The fine iron powder screening device comprises a discharging pipe, a screening mechanism is arranged at the bottom of the discharging pipe, and a supporting mechanism for supporting and vibrating the screening mechanism is arranged below the discharging pipe; the screening mechanism is arranged at the top of the supporting mechanism, the screening mechanism comprises a second screening assembly used for screening materials and a first screening assembly used for being matched with the second screening assembly to screen the materials, the second screening assembly is arranged in the first screening assembly, and the first screening assembly comprises a limiting material storage pipe; through mutual cooperation of multiple structures, a user can quickly adjust the screening precision of the screening device according to actual processing requirements, so that the screening device can better meet diversified processing requirements of the user, and the use experience of the user on the screening device is improved.

The utility model discloses a gradient density eiderdown sorting device relates to eiderdown processing equipment technical field, the utility model discloses a box body, the box body rear side fixedly connected with screening mechanism, the box body top fixedly connected with scattering mechanism. The utility model screening mechanism three layer inclined sieve plate design, realizes gradient sorting through different aperture, solves the problem that single -layer sieve plate can only simple screening, cannot fine grading, can accurate separation different density's eiderdown, and the vibrating mechanism of cam drive of inclination structure cooperation, utilize gravity and vibration double -action enhancement eiderdown fluidity, avoid the accumulation jam of planar formula sieve plate because of poor mobility, promote the sorting efficiency greatly, double -shaft motor passes bevel gear, worm and worm wheel drive cam rotation, and the spring reset is combined, then can make the stable and regular vibration of the sieve plate of board frame drive, ensure that eiderdown is evenly distributed on the screen surface, fully screens, further improve the sorting accuracy.

The utility model relates to mobile sorting machine technical field discloses a mobile sorting machine, including the truck, the top of truck is provided with sorting device, the top of truck and located sorting device's outside is provided with the protective shed, the rear of truck is provided with the pre -screening frame, the rear of pre -screening frame is provided with the shallow, the top of shallow is provided with the conveying device, through the adjustment assembly who sets, the staff can start first motor, drive screw rod rotation, drive the directional sliding of moving block along the sliding slot in fixed frame, avoid the deviation, at the same time, two groups of rotary rod and connecting arm symmetrical distribution, through the synchronous effect of rotating block and connecting frame on conveying device bottom, cooperate the rotation support of rotary column and connecting plate, make the angle adjustment process of conveying device smooth and no shaking, ensure the adjustment accuracy, and then adapt to the material conveying demand of different height, improve the operation flexibility and reliability of mobile sorting machine.

The utility model discloses a plastic bottle piece sorting equipment, including frame, screening box, stirring mechanism, lifting mechanism, collection box and stop dog, the frame is installed in the screening box, the left end of screening box is fixed with support shaft, the inside left side of frame is fixed with two shaft sleeve, the support shaft is rotatingly connected between the two shaft sleeve, and the support shaft is fixed with the support shaft. A supporting plate is fixed to the lower right portion of the screening box, a lifting mechanism is arranged below the supporting plate, a stirring mechanism extending into the screening box is installed at the top of the screening box, and a check block is detachably installed on the screening box. The plastic bottle piece screening device is convenient to screen plastic bottle pieces, high in screening efficiency and labor-saving.

The invention discloses a road pavement cement stabilized macadam aggregate screening device and a screening method thereof, and relates to the technical field of aggregate screening, the road pavement cement stabilized macadam aggregate screening device comprises a rectangular frame, a trapezoidal frame is arranged above the top surface of the rectangular frame, a fixed support is fixedly arranged on the left side in the trapezoidal frame, and a servo motor is fixedly arranged in the middle of the top surface of the fixed support; a fixing shaft is fixedly arranged at the end of a motor shaft of the servo motor and connected with the rectangular frame through an eccentric mechanism. A first screen in left-right sliding connection is arranged on the top surface of the trapezoidal frame, and the first screen is connected with the fixed shaft through a crank mechanism; a third screen in left-right sliding connection is arranged on the top surface of the rectangular frame, and the third screen is connected with the trapezoidal frame through a connecting rod mechanism; a second screen is arranged between the first screen and the third screen and connected with the rectangular frame through a swing mechanism. By the adoption of the multi-stage layered screening mechanism, broken stones can be fully screened, and the working efficiency of follow-up operation is further improved.

The utility model discloses a solid seasoning screening device, specifically related to solid seasoning technical field, include: frame, the top side one end of frame is provided with the feed inlet, and the other end side wall of frame is equipped with the discharge gate. The utility model discloses through setting up the material guiding mechanism between the feeding pipe and the fixed plate, and the material guiding mechanism is composed of the rotating roller, the baffle, the side plate and the drive assembly, and the baffle can be composed with the side plate multiple storage bins, with the circulating rotation of storage bin, can make each storage bin receive the solid seasoning that falls down continuously from the feeding pipe in turn, and can intermittently guide the material in storage bin to the fixed plate, cooperate vibration subassembly, make the material can pass first sieve hole, second sieve hole and third sieve hole in turn and screen, and then can make the solid seasoning complete screening operation even and continuously according to the amount, effectively avoid a large number of solid seasoning layer by layer to accumulate and extrude, and the material can be fully screened, greatly improves the screening efficiency, and the use effect is better.

This invention discloses a segmented drum screen device for mineral processing, comprising a base, a storage box, a screening machine, and a mounting frame. The storage box and mounting frame are both fixedly connected to the base, and the screening machine is inclinedly positioned on top of the storage box. The screening machine includes a casing, a main shaft, and several circular screens. The main shaft is rotatably connected to the casing. Several connecting rods are fixedly connected between the circular screens and the main shaft. Several screen holes are evenly distributed on the circular screens. Baffles are rotatably connected between adjacent circular screens, and discharge holes are provided on the baffles. A drive gear is fixedly connected to one end of the main shaft, and a drive reduction motor is fixedly connected to the top of the mounting frame. A receiving box is provided inside the storage box, located below the corresponding circular screen. This invention employs a mechanical structure for mineral particle size classification. The inclination degree controls the mineral's movement speed, and the baffles control the classification and discharge speed, ensuring good classification results for minerals at each stage and improving the efficiency of mineral processing and classification operations.

The utility model relates to the technical field of beer production and discloses a beer production and processing raw material screening device which comprises a screening box, a feeding port is formed in the top end of the screening box, a discharging port is formed in the bottom end of the screening box, a screening plate is slidably connected to the inner side wall of the screening box, and a worm is rotatably connected to the inner side wall of one side, located above the screening plate, of the screening box. The other end of the worm is connected with a rotating disc, a rotating assembly used for driving the worm to rotate is installed on the screening box, a transmission rod is hinged to the side wall of the rotating disc, the other end of the transmission rod is hinged to the screening plate, and a fixing pipe is rotationally connected to the inner top end of the screening box. According to the technical scheme, through mutual cooperation of the screening box, the screening plate, the worm, the rotating disc, the transmission rod, the fixing pipe, the fixing rod, the stirring rod, the worm gear, the motor and other structures, raw materials can be greatly turned over on the screening plate, the screening plate can fully screen the raw materials, and therefore the screening effect is improved, and the applicability of the device is improved.

The utility model provides efficient Chinese wolfberry impurity screening and separating equipment, and relates to the technical field of Chinese wolfberry separating equipment, the efficient Chinese wolfberry impurity screening and separating equipment comprises a screening box, the lower end face of the screening box is fixedly provided with four walking wheels, the right side of the upper end face of the screening box is provided with a feeding port, and the lower portion of a left side plate of the screening box is provided with a discharging plate. Firstly, an air suction pipe on the surface of a partition plate is externally connected with a fan, the air suction range is enlarged through an umbrella-shaped structure at the lower end of the air suction pipe, light impurities such as leaves are sucked out of a screening box, and meanwhile, a filter plate achieves separation of the Chinese wolfberry and small impurities through filter holes in the surface of the filter plate; the problems that existing screening equipment still has defects in the screening effect, the speed of the Chinese wolfberries entering a screening box cannot be controlled, and if the Chinese wolfberries contain many impurities and the speed of the Chinese wolfberries entering the screening box is high, the impurities in the Chinese wolfberries cannot be cleaned up are solved.

The utility model relates to the technical field of mechanical equipment, and discloses a stone powder screening device for weather-proof real stone paint, which comprises a base and a fixed cylinder, the inner side of the fixed cylinder is movably provided with a screen cylinder through a bearing, the lower end of the inner side of the fixed cylinder is movably provided with a threaded rod through a bearing, and the outer side of the threaded rod is connected with a scraper through threads. Raw materials are conveyed to the inner side of the screen drum from the left side of the material blocking frame, in the process, in order to facilitate feeding, the two sets of lifting air cylinders at the right end can be started to drive the right end of the fixed drum to move downwards to generate inclination, after feeding is completed, the driving motor is started to drive the screen drum to rotate, and therefore the raw materials can be conveniently and rotationally screened; and meanwhile, the two sets of lifting air cylinders at the left end and the right end ascend and descend in the opposite directions, inclination can be continuously generated in the screening process, raw materials can conveniently move on the inner side of the screen drum, the screening effect and efficiency are improved, screening is sufficient, and multiple times of screening are not needed.

The utility model belongs to the technical field of building machinery, and particularly relates to a building material screening device which comprises a frame table, supporting legs are fixed to the four corners of the bottom of the frame table, a U-shaped plate is connected to the top of the frame table in a sliding mode, and a driving assembly used for driving the U-shaped plate to reciprocate in the horizontal direction is installed at one end of the frame table. Four inserting blocks are symmetrically fixed to the top of the U-shaped plate, clamping holes are formed in the surfaces of the inserting blocks, and a surrounding frame is attached to the top of the U-shaped plate. By arranging the frame table, the supporting legs, the U-shaped plate, the driving assembly, the inserting block, the enclosure frame and the clamping assembly, reciprocating motion of the sand screening net box can be achieved, the effect of vibrating sand screening can be achieved, screening is sufficient, qualified cement cannot be retained, the screening effect is good, and when many impurities exist in the sand screening net box, the screening effect is good. And the enclosure frame can be conveniently and rapidly detached from the U-shaped plate, so that impurities in the sand screening net cage can be conveniently poured out, and the use effect is good.

The application relates to a rubber particle screening mechanism, which comprises a screening box, the inside of the screening box is provided with a first screening frame and a second screening frame from top to bottom, the inner bottom of the screening box is provided with a collecting box, the side wall of one end of the screening box is provided with a first discharge port and a second discharge port, the outer side of the first discharge port and the second discharge port is provided with a first material guide hopper and a second material guide hopper, and the top of the screening box is further provided with a feeding hopper. Through the work of a driving motor, the shaft rod drives the cam to vibrate the first screening frame and the second screening frame under the action of a first transmission wheel, a second transmission wheel and a transmission belt, and under the action of a spring rod, the first screening frame and the second screening frame can well vibrate and screen rubber particles, so that the screening of the rubber particles is more sufficient, and the screening quality is improved.

The invention relates to the technical field of compound fertilizer processing, in particular to a compound fertilizer vibrating mesh screen discharging mechanism which comprises a feeding device, a discharging bin used in cooperation with a vibrating mesh screen and a guide bin arranged below the discharging bin and further comprises a plurality of triangular crushing rods located in the guide bin. The device comprises a guide bin, a plurality of cleaning balls and a crushing driving unit, the cleaning balls are located on the guide bin and made of rubber, the crushing driving unit is arranged on the guide bin, a crushing rod is arranged on the crushing driving unit, and the crushing driving unit is used for driving the crushing rod to rotate to scatter the compound fertilizer which absorbs water and is caked. When the discharging mechanism of the compound fertilizer vibrating screen is used, due to the design of the crushing rods, the compound fertilizer which absorbs water and is condensed into blocks can be effectively scattered before entering the vibrating screen or in the screening process. The blocking of the agglomerated fertilizer on the screen is avoided, so that the permeability and the screening effect of the screen are improved.

The utility model relates to the technical field of plastic production, and discloses a plastic particle sorting machine which comprises two equipment supports and a screening cylinder rotationally connected with the top ends of the two equipment supports, the screening cylinder is arranged in an inclined state with the left lower than the right, and the outer wall faces of the left end and the right end of the screening cylinder are rotationally connected with supporting rings. The bottom ends of the two supporting rings are fixedly connected with the top ends of the two equipment supports correspondingly, spiral blades are fixedly installed on the wall face of an inner cavity of the screening barrel, and a driving mechanism for driving the screening barrel to rotate is arranged at the left end of the screening barrel. The driving mechanism comprises a mounting plate fixedly connected with the top end of the supporting ring on the front side and a driving motor fixedly mounted on the left wall face of the mounting plate. According to the plastic particle screening device, the driving mechanism, the spiral blade and the flow dividing baffle are arranged, the moving speed of particles in the screening barrel can be controlled by controlling the rotating speed of the output end of the driving motor, the plastic particles can be fully screened through the device, and the screening effect of the device on the plastic particles is improved.

The utility model discloses a building construction sand screening machine which comprises a material injection hopper, a material feeding piece is arranged outside the material injection hopper, two sets of supporting plates are fixedly connected to the outer surface of the material injection hopper, two sand screening frames are arranged below the material injection hopper, and supporting pieces are arranged on the sides, close to each other, of the two sets of supporting plates. Bearing rings are embedded in the side faces, close to each other, of the two supporting plates. According to the building construction sand screening machine, by means of the arrangement of the feeding piece, a gear motor can drive a driving rod and a bidirectional spiral feeding blade plate to operate, bidirectional pushing of sand in a material injection hopper can be achieved, the sand can continuously slide to the positions above two sand screening frames through two material injection pipes, the tedious operation of frequent manual material injection is avoided, and the working efficiency is improved. The sand screening operation can be continuously and stably carried out, and the two sand screening frames are driven by the vibration motor to generate vibration, so that sand can be fully screened in the two sand screening frames. The effect of bidirectional sand screening at the same time is achieved, and the sand screening efficiency is improved.

The utility model discloses artificial grass processing and screening equipment which comprises a screening machine frame, a screening box is fixedly arranged on the upper end face of the screening machine frame, a first motor is arranged in the screening box, and the output end of the first motor is connected with a first pulley. The outer wall of the first pulley is sleeved with a belt, the other end of the belt is connected to the second pulley, positioning rods are arranged on the upper end face of the first pulley and the upper end face of the second pulley, half gears are arranged on the outer walls of the two positioning rods and connected to a rack plate in a meshed mode, and a screening box is arranged above the rack plate. Fixing frames are arranged on the front side and the rear side of the outer wall of the screening rack correspondingly, a fixing rod is arranged on the outer wall of the fixing frame located on the rear side, two worms are arranged on the outer wall of the fixing rod, the two worms are connected with worm wheels in an engaged mode, connecting rods are arranged in the middles of the worm wheels, and stirring supports are arranged on the outer walls of the two connecting rods correspondingly. The grass silk screening and filtering device can rapidly screen and filter grass silk and turn over the screened grass silk to screen mixed colors.

The leftover material recycling device for waterproof roll production comprises a recycling box, a material receiving opening is formed in the surface of the recycling box, a material receiving drawer is connected into the material receiving opening in a sliding mode, and two assembling smashing rods are rotationally connected between the two sides of the inner wall of the recycling box. Wherein one assembly smashing rod is connected with the other assembly smashing rod in an engaged mode, one end of each assembly smashing rod penetrates through the recycling box and is fixedly connected with an assembly worm wheel, and the side wall of the recycling box is connected with an assembly assembly. According to the device disclosed by the utility model, the first worm and the second worm which are assembled on the transmission wheel are driven to rotate through the belt on the adjusting transmission wheel, so that the first worm and the second worm can conveniently and respectively drive the corresponding assembly worm wheel and the corresponding assembly crushing rod to rotate; and one assembly crushing rod and the other assembly crushing rod can conveniently adjust and crush materials, so that the materials are fully crushed and screened, meanwhile, crushing is uniform, and the using effect is improved.

The powder coating extrusion cooling machine comprises a connecting base, an extrusion screening structure is connected to the end face of the connecting base, and a cutting cooling structure is arranged on the end face of the connecting base and located at one end of the extrusion screening structure. An adjustable cooling structure is connected to the position, located on the side wall of the extrusion screening structure, of the end face of the connecting base. Therefore, a driving motor in the extruding and screening structure is utilized to drive an extruding auger, a screening rotary drum, a rotary stirring roller and a conveying auger to rotate through a transmission structure, extruded products can be directly screened, materials in the screening rotary drum can be scattered, the materials can be fully screened, meanwhile, when the rotary stirring roller rotates, the materials can be fully stirred, and the materials can be fully stirred. And filtering holes of the screening rotary drum can be cleaned, and the situation that the filtering holes of the screening rotary drum are blocked, and the material screening efficiency is affected is prevented.

The utility model discloses a kind of multi-stage screening gravel devices, which aims to solve the technical problem that the surface of large particle size gravel particles is easily adhered to small particles under prior art, which is difficult to fall off, and further cannot realize the repeated accurate screening of gravel. The screening device comprises a screening base, a screening box and a screen assembly. The inner wall of the screening box at the top of the screening base is installed with the screen assembly. The surface of the screening box is installed with a vibration motor. The inner wall of the screening box is respectively provided with a driving brush roller and a driven brush roller. The driving brush roller and the driven brush roller are respectively connected with the screening box through a first bearing. When the driving motor operates, it drives the driving brush roller to rotate and drives the driven brush roller to rotate through the driving pulley, belt loop and driven pulley. When the driving brush roller and the driven brush roller rotate, small gravel attached to the surface of large particle gravel is separated by the bristles. The small gravel is screened through the screen assembly. In this way, the gravel particles of different sizes can be fully screened.

The utility model relates to the technical field of feed production, and discloses a screening vibration type rapid drying machine for feed production, which comprises a base, the upper surface of the base is fixedly connected with a fixed box, the four corners in the fixed box are fixedly connected with springs I, the top ends of the springs I are fixedly connected with a fixed plate, and the fixed plate is fixedly connected with a motor. And the middle part of the lower surface of the fixing plate is fixedly connected with a fixing sleeve. The driving mechanism is started to drive the connecting frame to shake up and down, the connecting frame can drive the connecting rod to move up and down, the connecting rod ejects the fixing rod, the fixing rod moves up and down in the connecting rod, then the fixing plate is driven to move, and the connecting rod can pull and extrude the second spring. And under cooperative use of a first spring, a fixing plate can vibrate, under cooperation of a supporting frame, a screening plate assembly can be driven to screen feed, full screening of the feed can be achieved, and the screening efficiency is improved.

This invention discloses a production apparatus and process for crushed stone, manufactured sand, and mineral powder, belonging to the field of stone processing technology. The apparatus includes a pre-grading mechanism, a shaping mechanism, a dust removal mechanism, and a powder selection mechanism. The pre-grading mechanism includes a grading box, inside which is a receiving box. A screening plate is positioned above the receiving box. Vibrators are fixedly installed on both sides of the inside of the receiving box, and adjustable hydraulic cylinders are fixedly installed at both ends of the inner wall of the grading box. The production process of this application, by setting up a pre-grading mechanism before shaping the stone, pre-grades the stone, avoiding the problem that all mixed stone is subjected to the same energy impact in a single shaping machine, which could lead to over-crushing of small particles and under-shaping of large particles, resulting in uneven particle shape and gradation of the product, failing to meet the actual needs of this application for graded production of crushed stone, manufactured sand, and mineral powder.

The utility model discloses a kind of plastic cup raw material screening devices, belong to screening device technical field, include: rack, support frame being set on rack and vibration screen being set on support frame, and the collecting box for receiving material.The utility model vibration screen is connected on rotatable support frame, when vibrating screening, support frame is in horizontal state, plastic cup raw material is sorted under the action of vibration, part falls, part remains on vibration screen, after screening is completed, telescopic mechanism starts, drives support frame and vibration screen to rotate, make vibration screen tilt, under the action of gravity, its top material falls to collecting box.By rotating support frame and vibration screen, not only can realize the full screening of plastic cup raw material, but also can realize automatic discharging after screening is completed.

The utility model discloses a medicinal material winnowing device with a stone removing function, which comprises a horizontally arranged winnowing box body, a channel for medicinal materials and impurities to pass through is arranged in the winnowing box body, four corners of the bottom of the winnowing box body are respectively connected with supporting legs, the bottom of the winnowing box body is communicated with at least two discharging barrels, and the discharging barrels are connected with the winnowing box body. The discharging barrels are arranged at equal intervals along the bottom of the winnowing box body, the upper ends of the discharging barrels communicate with the interior of the winnowing box body, the lower ends of the discharging barrels are open, one end of the winnowing box body communicates with an air supply mechanism, the other end of the winnowing box body is open, and the top of the outer wall of the winnowing box body is connected with a screening mechanism. The top of the outer wall of the winnowing box communicates with a feeding hopper, the discharging end of the screening mechanism is located above the feeding hopper, the feeding end of the feeding hopper covers the discharging end of the screening mechanism, and the problem that stone is difficult to remove in the existing medicinal material screening process is solved.