36results about How to "Improve sorting effect" patented technology

The utility model discloses a spherical powder sorting device, which comprises a supporting component, a powder sorting component and a powder sorting component, the supporting component comprises a supporting machine frame, a stand column and a supporting bottom frame, the stand column is fixed at the bottom of the supporting machine frame, and the supporting bottom frame is welded at the bottom of the stand column; and the swinging part comprises a sorting frame, a rotating wheel, a rotating disc, a crank connecting rod, a vertical rod, an arc-shaped handle and a supporting ring, the rotating wheel is located at one end of the top of the supporting machine frame, the rotating disc is driven to be arranged in the middle of one side of the outer surface of the rotating wheel, the supporting rod rotates to one side of the rotating disc, and the arc-shaped handle is fixed to the outer side of the supporting rod. When an existing sorting device is actually used, after spherical powder enters the sorting device, a small amount of spherical powder still remains at all corners of the device even though the spherical powder passes through a normal sorting process, the residual powder is difficult to participate in effective sorting work again, the sorting precision is reduced, and the sorting efficiency is improved. The quality and the performance of a final product are further influenced.

The present application belongs to the field of non-ferrous metal dressing process, and relates to a grinding-flotation short process separation method for processing fine molybdenite. The process uses a high-pressure roller mill and a tower mill crushing and grinding process to replace the fine crushing and two-stage continuous ball milling operation in the traditional crushing and grinding process, and uses a flotation column to replace a flotation machine for flotation operation, thereby simplifying the production process flow of molybdenite. The present application has the advantages that the high-pressure roller mill and the tower mill change the crushing and grinding mode of the ore, significantly reduce the crushing and grinding energy consumption, and more effectively protect the flaky structure of molybdenite. The particle size distribution of the grinding product is reasonable, and the amount of fine and micro-fine particles (-20 μm) is reduced, thereby creating good conditions for the flotation operation. The flotation column is used for flotation, compared with the flotation machine, the recycling of middling slurry is reduced, the fine molybdenite that has been dissociated is fully recovered, and the recovery rate of molybdenite is improved. In addition, the flotation column flotation is beneficial to obtaining high-grade concentrate product, and improves the separation index and economic benefits of molybdenite.

The utility model provides a kind of polysilicon crushing screening system, the purpose is to solve the technical problems of the particle size deviation of the silicon material after screening during the production of existing polysilicon.The system includes crushing mechanism, screening mechanism, back mechanism, sorting mechanism and broken material collecting device, the feeding end of screening mechanism is communicated with the discharge end of crushing mechanism, the feeding end of back mechanism is communicated with the large material outlet of screening mechanism, the discharge end is communicated with the feeding end of crushing mechanism, the import of sorting mechanism is communicated with the to-be-sorted material outlet of screening mechanism, and the broken material collecting device is communicated with the broken material outlet of screening mechanism.The utility model first carries out primary screening through screening mechanism, controls the silicon material in key interval, then further classifies by feeding it into the additionally added sorting mechanism, and the sorting mechanism classifies again according to the particle size of silicon material, so as to reduce the appearance quality deviation of each bag product, and change the polysilicon packaging into more fine control.

The utility model provides a magnetic bead sorting NK immune cell preparation and extraction device which comprises a base, a control shell is upwards arranged on the base, a magnetic field shell is arranged in the middle of the front side of the control shell, and a plurality of magnetic field grooves are inwards formed in the front side of the magnetic field shell. Each magnetic field groove comprises a first-level magnetic field groove located on the upper portion and a second-level magnetic field groove located on the lower portion, the section of each first-level magnetic field groove is larger than that of the corresponding second-level magnetic field groove, and a first-level magnetic field electromagnet is arranged on the periphery of each first-level magnetic field groove in the magnetic field shell. A secondary magnetic field electromagnet is arranged on the periphery of each secondary magnetic field groove in the magnetic field shell; the chromatographic column is divided into a sample section, a first-stage chromatographic section matched with the first-stage magnetic field groove and a second-stage chromatographic section matched with the second-stage magnetic field groove from top to bottom. The utility model provides a grading magnetic bead sorting structure, which can effectively avoid the blocking phenomenon, effectively improve the sorting efficiency of cells and improve the final yield.

The utility model relates to a four-stage precision grading system for superfine high-purity aluminum powder, which comprises a vertical grading box body, and first, second, third and fourth-stage separation cavities, and is technically characterized in that the bottoms of the first, second, third and fourth-stage separation cavities are respectively provided with a conical sieve plate, the top of the vertical grading box body is provided with a stirring motor, and the first, second and third-stage separation cavities are internally provided with an integrated stirring shaft; screen holes of conical hopper-shaped screen plates of the first-stage separation cavity, the second-stage separation cavity and the third-stage separation cavity are sequentially reduced, a plurality of hollow stand columns are evenly arranged in the fourth-stage separation cavity, through hole sets are formed in the outer walls of the hollow stand columns, and fine net layers are arranged on the inner surfaces of the hollow stand columns. Discharging openings communicating with the lower ends of the hollow stand columns are formed in the bottom face of the vertical classification box body, collecting hoppers communicating with the discharging openings are arranged at the bottom of the vertical classification box body, and outlets used for being connected with a suction unit are formed in the lower ends of the collecting hoppers. The system solves the problem that scattering blind areas exist in aluminum powder, and the screening effect and the screening efficiency are remarkably improved.

The utility model relates to the field of winnowing machines, in particular to a circulating winnowing stoning machine which comprises a base shell, a feeding port, an air inlet, a first discharging port and a second discharging port are formed in the base shell, a feeding hopper is arranged at the position of the feeding port of the base shell, an air blower is arranged at the position of the air inlet of the base shell, a conveying belt is arranged in the base shell, and a partition plate is arranged on the conveying belt. The partition plate divides the conveying belt into a first conveying path and a second conveying path, a first adjusting plate is adjustably arranged on the partition plate so as to adjust the size of an opening in the top of the first conveying path and the size of an opening in the top of the second conveying path, the first conveying path is connected with the first discharging port, and the second conveying path is connected with the second discharging port; the feeding port and the air inlet are located above the partition plate, the first conveying path is arranged close to the air inlet, the second conveying path is arranged far away from the air inlet, materials of the feeding port face the upper portion of the first conveying path, and the air blower blows the light part of the materials to the second conveying path through the air inlet. The winnowing effect of the winnowing machine can be improved.

The invention relates to the technical field of agricultural seed processing, in particular to an agricultural seed continuous drying and sorting device which comprises a supporting frame, a shell is fixedly connected to the upper end of the supporting frame, a lower side plate is fixedly connected to the obliquely-downward end of the shell, and an upper side plate is fixedly connected to the obliquely-upward end of the shell. A circular through hole is formed in the side face of the lower side plate in a penetrating mode, a circular groove is formed in the side face of the upper side plate in a penetrating mode, an annular rotating groove is formed in the inner side wall of the upper side plate, and an inner sorting roller and an outer sorting roller are rotationally installed on the inner side of the shell; the seed sorting device has the beneficial effects that seeds are guided into an inner cavity of the inner sorting roller through the feeding hopper, the inner sorting roller and the outer sorting roller are driven to rotate through the driving mechanism, hot air is introduced into the first air guide mechanism, the second air guide mechanism and the third branch air pipe through the air inlet mechanism, and the seeds firstly roll downwards along the inner cavity of the inner sorting roller; the seeds are guided through the first spiral mechanism, and the rolling time of the seeds in the inner cavity of the inner sorting roller is prolonged.

This utility model discloses a seed vibration sorting machine, including a vibration sorting component comprising a base plate, support columns symmetrically fixed on the base plate, a first fixing plate fixed on the support columns, and a spring fixed on the first fixing plate; a dust-raising component disposed at the feed inlet, capable of lifting the seeds entering the feed inlet and removing floating dust adhering to the seeds; and a negative suction component. This seed vibration sorting machine can separate some of the dust adhering to the seeds by lifting them, and then remove this dust using a vacuum cleaner. During the vibration separation process, the floating dust remaining on the seeds is further separated and sucked away by a nearby corresponding suction pipe, making the seeds cleaner. Furthermore, by fixing a barrier strip to the screen plate, seeds are prevented from rolling directly along the screen plate, thereby increasing the time the seeds remain in the sorting machine's inner cavity and improving the sorting effect.

This invention belongs to the field of solid waste treatment technology and discloses a sorting device for recycled concrete fragments, including a sorting component and further comprising: a vibration component disposed on the sorting component; and a buffer component disposed on the sorting component. The sorting component includes a sorting box, with a collection chamber 1 on the right side of the sorting box, a collection chamber 2 in the center of the sorting box, and a collection chamber 3 on the left side of the sorting box. Three fixed frames are movably fitted above the sorting box and located above the collection chambers 1, 2, and 3. Because the width of the discharge port of the feed box is smaller than the width of the feed port, the vibration of the feed box allows the concrete fragments to be evenly spread out during feeding, preventing them from accumulating in one place. This ensures that the concrete fragments evenly cover each screen surface, thereby improving the sorting efficiency of the concrete fragments.

The utility model discloses a kind of sorting platforms for down processing, including sorting platform body and be used for placing the storage hopper of down, two discharge ports are opened in the sorting platform body, the top of the sorting platform body is provided with two placing covers, the top of two placing covers is fixedly connected with same feeding frame, the feeding frame is connected with storage hopper, feeding mechanism is provided on the feeding frame, for the down in storage hopper is transported to sorting platform body, the feeding mechanism includes two baffle arranged in the feeding frame, and push plate is arranged on two baffle;The utility model relates to the technical field of down sorting;The sorting platform for down processing, by the feeding mechanism of being set, the down in storage hopper can be rationed and transported to sorting platform body, so as to be able to in the gap of operator sorting down, actively supplement down, without manual feeding of operator, improve overall sorting efficiency.

The utility model discloses a kind of garbage incineration slag electromagnetic sorting equipment, it is related to slag electromagnetic sorting technical field, and it includes: material conveying assembly, the material conveying assembly includes support frame, and the support frame is equipped with material conveying belt;Electromagnetic sorting mechanism, the electromagnetic sorting mechanism includes rack, and the rack is across on material conveying assembly, and the right part of the rack is equipped with first belt, and the first belt is nested with first de-ironer, and the left part of the rack is equipped with second belt, and the inside of the second belt is nested with second de-ironer, and the upper side middle part of the rack is equipped with multiple stirring assembly, and the rack is equipped with the driving component of driving multiple stirring assembly synchronous rotation. The utility model can effectively separate iron impurities in slag by twice electromagnetic sorting and the auxiliary stirring of stirring assembly, greatly improves the thoroughness of sorting.

This invention discloses a method for identifying overlapping materials and calculating material area in the field of image processing technology. The identification method includes: acquiring a material conveying image and determining connected components in the material conveying image; the connected component is composed of at least one closed material region; performing instance segmentation on the connected component to obtain material regions within the connected component; performing erosion processing on the entire connected component image after segmentation of material regions, and randomly extracting any pixel from the eroded independent region; determining the number of the arbitrary pixel located within the connected component, and judging whether the connected component is overlapping material or independent material. This method can identify overlapping and independent materials on a conveyor belt, determine the stacking situation of materials during material transportation, thereby facilitating the calculation of material area and improving material sorting efficiency and production efficiency.

The utility model discloses a sorting device for secondary aluminum production, which relates to the technical field of aluminum production and comprises a box body, an opening is arranged on the left side of the top end of the box body, and a crushing unit is mounted at the top end of the box body above the opening. A magnetic suction conveying unit used for conveying iron-containing impurities in waste aluminum materials, a material conveying unit used for conveying the waste aluminum materials and a filtering unit used for filtering aluminum scraps are sequentially arranged on the box body from top to bottom, a conveying unit used for conveying the waste aluminum materials is arranged on the left side of the box body, and the conveying unit conveys the waste aluminum materials into the smashing unit. Through the design of the magnetic suction conveying unit, the device can automatically remove iron-containing impurities in waste aluminum materials, the iron-containing impurities are effectively separated through the adsorption effect of an electromagnet, and the purity of secondary aluminum is improved.

The application discloses a quartz sand sorting screen device capable of preventing material blocking, relates to the technical field of quartz sand sorting, and comprises a screen box, a screen frame, a sorting screen body, a vibration exciter, a base frame and a PLC electric control system, further comprises a micro elastic self-vibrator, an auxiliary screen cleaning assembly, a pulse jet screen cleaning assembly, a material loosening assembly and a piezoelectric film sensor. During the vibration sorting process, the micro elastic self-vibrator is used to generate high-frequency micro-amplitude vibration for cleaning the screen hole, the piezoelectric film sensor is used to detect the degree of material blocking in real time, different strength of the anti-blocking strategy is automatically triggered according to the material blocking grade, the micro elastic self-vibrator is accurately applied to the screen hole to break the material bridge, the ultrasonic wave is used to assist in loosening the fine particle blocking, the pulse jet is used to reverse blow and clean the stubborn blocking, and the micro elastic self-vibrator, the ultrasonic wave screen cleaning and the pulse jet reverse blow are cooperated to form a multi-dimensional cooperative screen cleaning structure, so that the accurate detection and grading of the material blocking is realized.

The utility model discloses a kind of comprehensive recycling and sorting equipment of gypsum tailings, the tailings sorting equipment main body left side is equipped with power unit, the tailings sorting equipment main body top is equidistantly installed with several magnetic discs by rotating main shaft, and rotating main shaft is connected with the power unit of left side, the magnetic disc inside is all equipped with built-in magnetic sheet, the tailings sorting equipment main body right side is equipped with magnetic sheet replacement push rod motor, the rotating main shaft is internally provided with telescopic groove, the telescopic groove is equipped with telescopic rod, and the telescopic rod right side is connected with magnetic sheet replacement push rod motor, the rotating main shaft top and bottom are all on the right side of magnetic disc and are provided with sliding slot, the telescopic rod top and bottom are all equipped with magnetic disc side fixed panel by the connecting piece installed in sliding slot, and magnetic disc side fixed panel is matched with the right side of magnetic disc. The utility model is reasonably designed, magnetic disc is made of anticorrosive material, and built-in magnetic sheet can be quickly replaced, guarantee magnetic force, improve sorting effect.

The utility model relates to the technical field of metal beneficiation, in particular to a separation bed for metal beneficiation, which comprises a processing machine, a guide support and a discharging device, the processing machine is sleeved at the top end of the guide support, the discharging device is arranged on one side of the processing machine, the discharging device comprises a hopper, the hopper is placed on the upper surface of the processing machine, and the discharging device is arranged on the upper surface of the processing machine. One side of the hopper is fixedly connected with a sliding block, the sliding block is in sliding connection with one side of the machining machine, one side of the machining machine is fixedly connected with a first motor, the driving end of the first motor is fixedly connected with a conveying rod, the conveying rod is rotationally connected with the inner side of the machining machine, and the conveying rod is in threaded connection with the interior of the sliding block; a baffle is slidably connected into the storage sleeve and connected with the interior of the hopper in an inserted mode. According to the sorting bed, the discharging device is arranged, so that a worker can effectively and conveniently discharge materials uniformly, the condition that the sorting precision is reduced due to different thicknesses of the materials is avoided, and the sorting effect of the sorting bed is further improved.

The utility model provides portable tea leaf fresh leaf sorting device, including mounting bracket, the side butt joint of mounting bracket has installed drive unit, the end surface butt joint of mounting bracket has installed sorting unit, the mutual butt joint of sorting unit and mounting bracket passes through positioning unit, the drive unit includes the installation shell, the inside butt joint of installation shell has installed the rotary disc, the active installation of rotary disc has driven rod, the inside butt joint of installation shell has installed the guide frame of extension, and guide frame is connected with mounting bracket installation, driven rod and the inside movable joint of guide frame, the top of installation shell is firmly connected with handle. The utility model discloses through operating drive unit and completes the handheld sorting operation of sorting unit, and sorting action does not need personnel to carry out, reaches handheld automation operation, through three sorting layers in sorting unit, realizes the assembly and disassembly between sorting unit and mounting bracket with positioning unit cooperation, improves the adaptability of device.

The application relates to a seed resource processing and sorting system and method, which comprises a processing mechanism for processing seeds based on a high-voltage electrostatic field, a sorting mechanism for sorting the processed seeds, and a control mechanism for controlling the working parameters of the processing mechanism and the sorting mechanism. The control mechanism can control the processing duration of the processing mechanism based on the specific properties of a seed layer in the processing mechanism, so that the seed layer is in an expected polarization degree. The control mechanism can determine the voltage size of the sorting mechanism for sorting the polarized seeds based on the electric field intensity in the seed layer in the expected polarization degree, so that the polarized seeds fall into a preset material receiving part according to their own polarization force size. The method controls the processing time based on the specific properties of the seeds by the system, avoids incomplete processing or over-processing of the seeds, and determines the sorting voltage according to the electric field intensity in the stable state, so that the expected sorting effect is achieved.

The utility model discloses a kind of wood-chicory seed screening equipment, it is related to seed selection equipment technical field, including winnowing box and the feed pipe of being communicated in the top end one side of winnowing box, further including slowly uniform unloading mechanism being located at the bottom of feed pipe, slowly uniform unloading mechanism includes the adjusting mechanism for adjusting seed unloading speed and the unloading mechanism for seed uniform unloading;The adjusting mechanism of being set can be adjusted to the size of discharge port, realize the feed flow rate of wood-chicory seed is adjusted, prevent airflow penetration uneven due to material layer too thick;Due to the reciprocating shaking of guide vane, prevent wood-chicory seed from being blocked at discharge port, can guarantee wood-chicory seed uniform unloading in the process of unloading, ensure that material is evenly distributed in winnowing equipment and fully contacted with airflow, improve sorting effect and winnowing efficiency.

This invention provides a polycrystalline silicon material crushing device to solve the technical problems of low efficiency, high cost, and high pollution risk associated with the existing method of manual transfer and secondary crushing of crushed silicon material. The device includes a crushing mechanism, a feeding mechanism, a screening mechanism, a first guide hopper, and a conveying mechanism. The crushing mechanism has a first crushing chamber and a second crushing chamber. The upper end of the first guide hopper is connected to the outlet of the first crushing chamber, and the lower end is connected to the feed hopper of the screening mechanism. The feed end of the conveying mechanism is connected to the first outlet of the screening mechanism to transport large pieces discharged from the first outlet to the second crushing chamber. By coordinating the first crushing chamber, the second crushing chamber, and the screening mechanism, the large pieces screened out are transported again to the second crushing chamber for secondary crushing via the conveying mechanism. The entire process eliminates the need for manual transfer, reducing the labor intensity of workers and the risk of cross-contamination.

The utility model relates to the technical field of winnowing equipment, concretely relates to plastic sorting winnowing equipment, including winnowing box, the bottom of winnowing box is provided with a plurality of along the winnowing box length direction setting's discharge hopper, the right side box of winnowing box is fixedly installed with the air outlet pipe, the air inlet end of air outlet pipe is fixedly installed with the fan, the top of winnowing box is provided with spiral feeder, the discharge end of spiral feeder is fixedly installed with the discharge pipe, the end of discharge pipe is fixedly installed on the right side top box of winnowing box, the inside of winnowing box is provided with even material subassembly, even material subassembly is located in the discharge end of discharge pipe just below, even material subassembly includes the pivot that rotates with the front and rear two side plate bodies of winnowing box between connection, pivot is fixedly installed with a plurality of annular equal interval arrangement's poking blade. The utility model is beneficial to the winnowing operation, has the effect that the airflow and material are fully contacted, and the separation precision is improved.

The utility model discloses a magnetic separator for waste steel recovery. The magnetic separation tank body is arranged on the rack; the magnetic separation roller is arranged on the rack and is positioned in the magnetic separation tank body; the magnetic separation roller comprises a bearing seat, a magnetic separation roller body, a transmission mechanism and a current adjusting circuit; the hopper is arranged on the rack and located on one side of the magnetic separation groove body, and the hopper is connected with a feeding port of the magnetic separation groove body; the scrap steel collecting box is arranged below the magnetic separation tank body; and the non-magnetic impurity collecting box is arranged on one side of the lower portion of the magnetic separation groove body. The magnetic separator for waste steel recovery is reasonable in overall layout and stable in frame support, ensures the stability and reliability of the magnetic separator in the operation process, can flexibly adjust the magnetic field intensity according to the characteristics and separation requirements of different waste steel materials, adapts to various complex material conditions, and is suitable for large-scale production. The magnetic separation adaptability and the separation effect are improved.

The utility model discloses a vitamin capsule sorting machine, and particularly relates to the technical field of vitamin capsule processing, the vitamin capsule sorting machine comprises a sorting table and a conveying and sorting mechanism arranged above the sorting table, the conveying and sorting mechanism comprises two transmission rollers rotationally arranged at the top end of the sorting table, two transmission belts are arranged at the outer ends of the two transmission rollers, and the two transmission belts are arranged on the sorting table. A sorting mesh belt is fixedly arranged between the two transmission belts; and the blowing sorting mechanism comprises an L-shaped sorting plate fixedly arranged at the top end of the sorting table. Vitamin capsules are conveyed on the sorting mesh belt, blowing sorting can be carried out within the time when the vitamin capsules move to the top end of the transverse part of the L-shaped sorting plate, the sorting time is effectively prolonged, the capsules are dispersed in the conveying process, and the sorting efficiency is improved. And air blown upwards is matched with air blown backwards to directly blow empty-shell capsules into the collecting box, the situation that the empty-shell capsules cannot be sorted out is effectively reduced, and the sorting effect is good.

This utility model provides a sorting device for water chestnut processing, belonging to the field of agricultural crop processing technology. The device has a simple and ingenious structure, is easy to install, and achieves good sorting results. The filling hopper is fixed on a support frame, and a uniform material plate is slidably installed below the outlet of the filling hopper. The uniform material plate is inclined. Both the conveying component and the sorting component are fixedly installed. The feeding end of the conveying component is connected below the discharging end of the uniform material plate, and the feeding end of the sorting component is connected below the discharging end of the conveying component. Sorting holes are opened on the feeding belt of the sorting component. Multiple sorting components are arranged sequentially along the feeding direction, with the hole diameter of each component increasing progressively. The feeding end receives the previous discharging end. This device has a simple structure, is easy to install, has a large sorting capacity, and can quickly sort water chestnuts. The progressively larger sorting holes allow for precise, step-by-step sorting of water chestnuts, resulting in excellent sorting performance.

The utility model relates to the technical field of express sorting auxiliary equipment, in particular to a chute device based on a narrow-band machine sorting system, which comprises an inclined section, a horizontal section, an unpowered roller part, a damping roller part, an electric roller part, a weight sensor and a speed sensor, the horizontal section is installed at a discharging port of the inclined section, the weight sensor and the speed sensor are both installed at a feeding port of the inclined section, the weight sensor is used for detecting the weight of an express parcel at the feeding port of the inclined section, and the speed sensor is used for detecting the speed of the express parcel at the feeding port of the inclined section. The unpowered roller part, the damping roller part and the electric roller part are arranged on the horizontal section in the sliding direction of the express parcels, in this way, speed reduction treatment of the express parcels of different specifications can be achieved, the express parcels of different specifications can be sorted, and the sorting effect of the express parcels is improved.

This utility model discloses a high-efficiency capsule sorting device, belonging to the technical field of capsule sorting equipment. It includes a frame, a vibrating plate mounted at an angle on the top of the frame, a storage box mounted on the top of the higher end of the vibrating plate, a collection box located below the other end of the vibrating plate, and an air jet assembly located above the collection box below the lower end of the vibrating plate. Multiple evenly distributed guide grooves are formed on the top of the vibrating plate, a baffle is mounted on the top of the vibrating plate, and a vibrating motor is mounted on the bottom of the vibrating plate. Multiple elastic elements connect the vibrating plate and the frame, and a partition plate is slidably mounted in the middle of the collection box. Through the design of the vibrating plate, when the vibrating motor vibrates, the capsules on the vibrating plate slide down one by one from the guide grooves under the action of the baffle and guide grooves, ensuring that the capsules face the nozzle at the same angle when sliding off the vibrating plate. Therefore, the force on the capsules is the same, improving the sorting effect.

The utility model discloses tailing gravel recovery equipment, which relates to the technical field of tailing recovery, and is technically characterized by comprising a fixed cylinder and a separation cylinder fixedly mounted in the fixed cylinder, the separation cylinder is partially arranged outside the fixed cylinder, a discharge port is arranged on the separation cylinder outside the fixed cylinder, and the discharge port is communicated with the fixed cylinder. A plurality of sieve pore areas are arranged on the sorting cylinder positioned in the fixed cylinder, the plurality of sieve pore areas are sequentially arranged in the length direction of the sorting cylinder, the filter pores in the sieve pore area closer to the discharge port are larger, and the sizes of the filter pores in the same sieve pore area are the same; a separation ring is fixedly mounted between the fixed barrel and the separation barrel and is arranged at the junction of the two sieve pore areas; and a shaft rod is rotatably installed in the sorting cylinder, spiral blades are fixedly installed on the outer surface of the shaft rod, a motor is fixedly installed on the outer surface of the fixed cylinder, the output end of the motor is fixedly connected with one end of the shaft rod, and the equipment is simple in structure and good in sorting effect.

The application discloses a commodity sorting method, an electronic device, a storage medium and a computer program product, relates to the technical field of information retrieval and recommendation, and comprises the following steps: receiving a search request, obtaining an associated commodity set matched with the search request from a preset commodity library; filtering a first target commodity from the associated commodity set and filling the first target commodity into a first commodity recommendation page, wherein the first target commodity is an associated commodity at a first gear in the associated commodity set; mixing and sorting a second target commodity in the associated commodity set, and filling the second target commodity into a second commodity recommendation page, wherein the second target commodity is an associated commodity at a second gear in the associated commodity set, the commodity correlation represented by the second gear is lower than that of the first gear, and the priority of the second commodity recommendation page is lower than that of the first commodity recommendation page. The application solves the technical problem of poor sorting effect.

This invention proposes a semi-flexible pavement material, composed of the following components by mass percentage: the parent asphalt mixture adopts the OGFC type, with a target porosity controlled at 22%-24%, and the total aggregate proportion is 100%, of which recycled coarse aggregate (9.5-4.75mm) accounts for 26%-30%, limestone aggregate (9.5-4.75mm) accounts for 15%-19%, recycled fine aggregate (0-4.75mm) accounts for 22%-26%, limestone fine aggregate accounts for 26%-30%, and mineral powder accounts for 2%-4%. SBS modified asphalt is added externally at an asphalt-aggregate ratio of 4.3%-4.7%; the total dry content of cement-based grouting material is 100%, with P·O42.5 cement accounting for 32%-38%, secondary fly ash accounting for 22%-28%, granulated blast furnace slag powder accounting for 8%-12%, and natural fine sand accounting for 28%-32%. High-efficiency water-reducing agent is added externally according to the weight of the cementitious materials, at a dosage of 0.5%-0.7%, with the water-cement ratio controlled at 0.39-0.41. The mass ratio of cement grouting material to the parent asphalt mixture is 1:4.5-1:4.9. This invention uses crushed construction waste as aggregate to replace the original basalt aggregate in semi-flexible pavements, realizing the resource recycling and utilization of construction solid waste, effectively disposing of demolition waste, and reducing soil and water pollution caused by solid waste landfill.

This utility model discloses a rapid geological sample sorting device, relating to the field of sample sorting technology. It includes: a sorting box, the interior of which, from top to bottom, is provided with a first sorting chamber, a second sorting chamber, and a third sorting chamber. Multiple collision columns are provided on both the first and second screens. A crushing and feeding assembly includes a drive motor, a crushing chamber, and two rollers. The crushing chamber is installed on the upper left side of the sorting box, and the two rollers are rotatably mounted inside the crushing chamber. Crushing toothed discs are fixedly fitted onto the two rollers at equal intervals. This utility model, by installing the crushing and feeding assembly on the sorting box, allows the crushed geological samples to fall directly into the sorting box for sorting, greatly improving work efficiency and reducing floor space. Simultaneously, the vibration generated by the crushing and feeding assembly during operation drives the sorting box to vibrate, thereby effectively improving the sorting effect.