735 results about "Material Separation" patented technology

The invention discloses a solid-phase sintering repair method of a waste lithium iron phosphate battery material, and relates to the related field of battery recovery and repair, and the method comprises the following steps: disassembling the waste lithium iron phosphate battery material, taking out a battery positive plate, cleaning, drying and separating a positive material; a spectrograph is adopted for component analysis, the element component content is determined, and raw material adding and supplementing are conducted based on the deviation value of the theoretical element proportion; based on the characteristic information, sectional type sintering scheme analysis is conducted, and solid-phase sintering repair scheme parameters are obtained; the mixed lithium iron phosphate powder is pressed into a sheet shape and placed in sintering equipment for solid-phase sintering repairing treatment, and a repairing sample is obtained; and obtaining test performance parameters according to a battery application detection standard, and performing repair compensation control on the repair scheme parameters. The technical problem that the repairing effect is uncontrollable due to lack of precise analysis and targeted optimization in existing solid-phase sintering repairing is solved, and the technical effects of efficient repairing and performance improvement are achieved.

The utility model relates to the technical field of asphalt pavement recycled material separation equipment, in particular to pavement asphalt recycled material fine separation equipment which comprises a laminated frame and a raw material bin arranged on one side of the laminated frame. A feeding belt conveyor is arranged between the raw material bin and the aggregate elevator, the discharging end of the feeding belt conveyor is connected with a pretreatment linear vibrating screen, the pretreatment linear vibrating screen is provided with a large-particle-size discharging port and a medium-particle-size discharging port, and a pretreatment flexible double-roller crusher is arranged below the large-particle-size discharging port; a vertical shaft type stripping machine, a first-stage linear vibrating screen, a second-stage high-frequency probability screen and a finished product belt conveyor are sequentially arranged on the laminated frame from top to bottom. The pavement asphalt reclaimed material fine separation equipment disclosed by the utility model can be used for performing multi-stage fine screening on asphalt pavement old materials, and is beneficial to ensuring the stable quality of asphalt mixtures during subsequent processing and reutilization.

The utility model provides a separation device for construction waste recycled aggregate, which relates to the technical field of construction waste recycled aggregate and comprises a screening frame, a light material separation mechanism is arranged above the screening frame and comprises an eccentric wheel and a fixed box fixedly connected to the inner wall of the screening frame, and the eccentric wheel is arranged on the fixed box. An inclined plate is fixedly connected to the inner wall of the fixed box, a swing plate is hinged to the bottom face of the inclined plate, and the eccentric wheel is matched with the swing plate; the inner wall of the fixed box is fixedly connected with a breathable plate, and the bottom face of the breathable plate is fixedly connected with a first fixed hopper. According to the separation device for the construction waste recycled aggregate, through the arrangement of the light material separation mechanism, light materials such as wood chips and plastics in construction waste can be separated and recycled, the recycling efficiency is improved, resource waste is avoided, the light materials such as the wood chips and the plastics in the recycled aggregate are separated, and the quality of the recycled aggregate can be improved.

The invention relates to the technical field of membrane separation, in particular to a composite forward osmosis membrane based on mussel bionic interface enhancement and a preparation method thereof. The preparation method comprises the following steps: immersing a base material in a dopamine hydrochloride solution for oscillation reaction to obtain a modified base material; the surface of the modified base material is coated with a membrane casting solution in a blade coating mode, then phase inversion is carried out, the residual solvent is removed, then airing is carried out, and the composite forward osmosis membrane based on mussel bionic interface enhancement is obtained. By introducing the mussel bionic polydopamine intermediate layer, the long-standing technical contradictions of poor interfacial compatibility and weak binding force between the hydrophobic substrate and the hydrophilic separation layer are ingeniously solved, and the internal concentration polarization effect is remarkably inhibited. The prepared composite membrane has the advantages of high water flux, low salt reverse flux, stable structure and the like, and has wide application prospects in the fields of water treatment and substance separation.

The invention discloses energy-saving and environment-friendly kitchen waste treatment equipment, and relates to the technical field of kitchen waste treatment, the energy-saving and environment-friendly kitchen waste treatment equipment comprises a feeding frame, a crushing mechanism, a connecting frame, a material separation mechanism, a controller, a water tank, an overflow pipe, a fixed pipe, a barrel, a connecting pipe, a water flow pumping assembly, a cleaning pipe I, a reciprocating assembly, a cleaning pipe II and a water flow control assembly. Kitchen garbage is crushed through the crushing mechanism, solid-liquid separation and oil-water separation are conducted on the garbage through the material separation mechanism, clear water in the water tank is pumped out through the water flow pumping assembly and fed into the first cleaning pipe and the second cleaning pipe, during crushing, a small amount of clear water flows out of the second cleaning pipe, the crushing effect is improved, and a large amount of clear water flows out of the first cleaning pipe; and after the material separation mechanism is washed and crushed, the water flow control assembly controls the cleaning pipe I and the cleaning pipe II in a delayed manner, so that after a period of time, the amount of clean water flowing out of the cleaning pipe I is reduced, the amount of clean water flowing out of the cleaning pipe II is increased, and the crushing mechanism is washed.

The invention belongs to the technical field of membrane separation, and particularly relates to a method for preparing a high-flux hollow fiber nanofiltration membrane based on interfacial polymerization, the obtained membrane and application. The method comprises the following steps: firstly, carrying out pre-adsorption treatment on a polyethersulfone hollow fiber ultrafiltration base membrane through a polyethyleneimine aqueous solution to form a reactive anchoring layer; then sequentially dipping in an aqueous phase solution containing piperazine, sodium phytate and nanoscale cellulose whiskers and an organic phase solution containing trimesoyl chloride and 5-isocyanate isopeptide acyl chloride for interfacial polymerization; and finally, carrying out heat treatment on the obtained primary composite membrane, and completing a gas-phase cross-linking reaction in a glutaraldehyde steam atmosphere. According to the method, the hollow fiber nanofiltration membrane with high flux, high selectivity, excellent chlorine resistance and pollution resistance is successfully prepared through a multi-stage strengthening process, and the hollow fiber nanofiltration membrane is suitable for the fields of drinking water purification, industrial wastewater reuse, material separation and the like.

The invention discloses a method for separating and recycling a silver-copper composite material through selective interface oxidation. The method comprises the following steps that the material is crushed and sheared, and a crushed material is obtained; the crushed material is pretreated and then fed into an oxidation fluidized bed, an internal oxidation reaction is conducted in a gas phase at the temperature of 400-700 DEG C and the oxygen pressure of 0.2-0.6 MPa, the reaction time is 20-60 h, and a high-temperature material is obtained; quenching the high-temperature material to generate stress cracks on an oxidation interface to obtain a cooled material; and stripping the cooled material under the mechanical action to obtain a recycled copper material and a recycled silver material, oxidizing the electrical contact material or leftover materials of the electrical contact material in the oxygen atmosphere to oxidize an interface between the silver-copper composite materials to form an oxidation film, separating the two materials of the silver-copper composite materials under the quenching and mechanical actions, and then, obtaining the recycled copper material and the recycled silver material. The method is high in recovery rate, high in recovery purity and environment-friendly.

The utility model discloses a laser pipe cutting machine material distributing device which comprises a machine frame, a laser cutting head arranged on the machine frame and used for cutting pipes and a pneumatic chuck installed on the machine frame and used for clamping the pipes, a linear module is arranged on the top of the machine frame, and a supporting plate is arranged at the movable end of the linear module. A first air cylinder is installed at the bottom of the supporting plate, a material box used for collecting pipes is arranged at the output end of the first air cylinder, a material guiding inclined face is arranged on the machine frame, a baffle is movably installed on the material guiding inclined face, and a second air cylinder used for controlling the baffle to rotate is installed in the machine frame. Through the arrangement of the material box, the first air cylinder, the linear module, the supporting plate, the baffle and the second air cylinder, pipes with normal sizes, pipes with short sizes and waste materials can be separated, follow-up screening is not needed, and the production efficiency is greatly improved.

The application provides a control method of an air separator, comprising the following steps: obtaining a material image on a feeding conveyor belt; determining a material volume flow and a material size according to the material image; determining a target opening size of an air separator adjusting valve according to the material volume flow; determining a target air speed level of the air separator according to the material size; determining a target air volume according to the target opening size of the air separator adjusting valve and the target air speed level; and controlling a fan rotating speed to work at a target rotating speed according to the target air volume. The method can realize work adjustment in the mode of the equipment, and achieves the purposes of accurate material separation and real-time processing capacity.

The invention provides a battery recovery method and a battery recovery device, and the battery recovery method comprises the following steps: carrying out crushing treatment on a battery, and carrying out heating volatilization treatment on the crushed battery to obtain a gaseous mixed material and a solid mixed material; separating the solid mixed material to respectively obtain a diaphragm, a pole piece, black powder, copper particles and aluminum particles; in the separation process of the solid mixed material, the solid mixed material and / or an intermediate mixture obtained after the solid mixed material is separated are / is scattered. Through the technical scheme provided by the invention, the technical problem that the material separation effect of a battery recovery method in the prior art is relatively poor can be solved.

The invention discloses an intelligent control method and device for watchcase machining, and the method comprises the steps: material separation and pre-detection: cutting a plate according to the size of a watchcase to form sub-materials, collecting an image to recognize surface defects, and screening out qualified sub-materials to enter a forging and pressing process; multi-stage forging and pressing forming: carrying out progressive forging and pressing on the qualified sub-materials for at least three times to obtain a final annular blank body; processing a reference surface and generating a mask: processing the reference surface on the inner circumference of the final annular blank body, generating a mask matrix based on a defect detection result, and marking a non-processable area; self-adaptive finish machining: planning a tool path according to the mask matrix, processing an inner cavity and a side hole by avoiding a defect area, and dynamically adjusting laser power according to the defect depth; and closed-loop feedback optimization: detecting the surface quality of the finished watchcase, and if the defect density exceeds a preset threshold value, optimizing the cutting size or forging pressure of the sub-material. A closed-loop feedback optimization mechanism is adopted, so that production parameters can be adjusted in time, and the production efficiency and the product quality are improved while the cost is reduced.

The invention relates to the technical field of waste mulching film treatment, in particular to waste mulching film treatment heavy residue separation equipment which comprises a separation box, a conveyor is installed at the front end of the separation box, a feeding hopper is fixedly connected to the front end of the top of the separation box, and a material distribution square box is fixedly connected to the outer side of the separation box. A cyclone dust collector is installed at the rear end of the separation box, the top of the material separation square box is fixedly connected with the cyclone dust collector through a connecting pipe, a centrifugal fan is fixedly installed at the top of the cyclone dust collector, multiple functions of iron removal, smashing, screening, centrifuging, flapping, winnowing, dust removal and the like are integrated, the occupied area of the equipment and the material transfer link are reduced, and the production efficiency is improved. A complete, efficient, automatic and environment-friendly waste mulching film recycling solution is provided, the core innovation point is the composite motion design of the separation assembly and the automatic discharging design of the magnet assembly, the overall practicability is high, and very high market application value is achieved.

The utility model provides a ton bag flapping blanking device which comprises a rack, a feeding bin, a material flapping mechanism, a bag clamping mechanism and a weight sensor, the feeding bin is provided with a feeding port, a discharging port, a material distributing grating and a bin door, the material flapping mechanism is provided with a discharging platform, a flapping air cylinder and an adjusting air cylinder, and the weight sensor is arranged on supporting legs. According to the flapping discharging device, the flapping mechanism flaps ton bags to assist discharging to prevent material blockage, the adjusting air cylinder is controlled to adjust, and the flapping angle is found; the weight sensor senses the residual weight of the ton bag to control the on-off and frequency of the flapping mechanism and adjust the flapping angle, so that feeding can be carried out more quickly; the material separation grating separates and crushes the materials; the device is simple in structure, convenient to operate, high in automation degree and particularly suitable for lithium battery metal powder raw materials which are high in humidity, easy to stick and small in particle size, the problems that due to the fact that the raw materials are prone to caking, discharging is slow and blocking is caused are solved, the device is matched with an automatic production line, and the production efficiency is improved.

The invention discloses an on-line rapid detection device and method for the comprehensive precision of an internal spline pair, and particularly relates to the field of internal spline pair detection.The detection device comprises a workbench, a positioning rotating mechanism, a six-axis mechanical arm, a trigger type measuring head and a discharging mechanism, the positioning rotating mechanism is arranged on the workbench, the six-axis mechanical arm is arranged on the workbench, and the trigger type measuring head is arranged on the workbench; the triggering type measuring head is arranged on the six-axis mechanical arm, the discharging mechanism is arranged on one side of the workbench, the feeding mechanism is arranged on the side, away from the discharging mechanism, of the workbench, the feeding mechanism comprises a supporting frame, a containing frame, a connecting frame, an air cylinder, an inclined block, a slope and a material guiding frame, and the supporting frame is fixedly connected to the left side of the workbench; through the feeding mechanism, automatic gathering, single material separation and stable feeding of the to-be-detected internal spline pair are realized through gravity gathering of an inclined surface on the inner side of the placing frame and joint matching of an inclined block and a slope, and the conditions of tedious operation of manual feeding and low detection efficiency are avoided.

The invention discloses a method for smelting heat-resistant steel 0Cr25Ni20 through low-cost iron and P removal, and the method comprises the steps of material preparation, P and Fe removal treatment, material distribution, AOD (argon oxygen decarburization) refining, LF (ladle furnace) refining and continuous casting, and the chemical components of the heat-resistant steel 0Cr25Ni20 are controlled in percentage by mass: less than or equal to 0.080% of C; si < = 1.00%; mn < = 2.00%; p is less than or equal to 0.04%; s is less than or equal to 0.02%; ni: 19%-22%; according to the invention, a material separation form is adopted, heat-resistant steel for continuous casting of two furnaces can be produced at the same time, the process flow is convenient, the AOD smelting time is shorter, and the quantity production is guaranteed. The low control of p is realized, high manganese is used for replacing a manganese-iron alloy material, the production cost is reduced, the low-p molten nickel iron is smelted by removing iron and p from high-p pig iron, and the use of pure nickel is reduced. And common high-carbon ferrochrome is adopted, so that the use of imported ferrochrome is reduced. Meanwhile, the chromium melting water in the intermediate frequency furnace reduces oxidation of chromium and improves the recovery rate of chromium. Iron and p are removed at low cost, and iron-removed slag is recycled, so that the production cost is reduced while the production efficiency is improved.

The utility model relates to low-temperature vacuum distillation equipment convenient for material separation, and aims to solve the technical problems that the stirring range is still limited because stirring blades of the low-temperature vacuum distillation equipment can only stir in a horizontal fixed direction, the stirring is insufficient, the temperature rise of materials is non-uniform, and the material separation efficiency is reduced, and the low-temperature vacuum distillation equipment comprises a low-temperature distillation tank, according to the device disclosed by the utility model, the rotating shaft is effectively driven to rotate through the motor, so that the spiral blade and the stirring rod are driven to rotate, materials can be stirred in the vertical direction through the rotation of the spiral blade, and the materials can be stirred in the horizontal direction through the rotation of the stirring rod; the stirring effect is improved, uniform temperature rise of materials is facilitated, accordingly, the material separation efficiency is improved, the stirring rod can effectively drive the scraping plate to move when rotating, the scraping plate effectively scrapes and cleans the inner wall of the tank body, and adhesion of the materials to the inner wall of the tank body is reduced.

A leather cup cleaning machine relates to the technical field of cleaning equipment and comprises a rack. A leather cup conveying mechanism is installed on the rack and arranged in the X direction. A material separating mechanism is installed on the machine frame and comprises a first material separating baffle and a second material separating baffle, and the first material separating baffle and the second material separating baffle move to the position above the packing cup conveying mechanism in the Y direction in a reciprocating mode. A cleaning area used for cleaning the leather cups is formed between the first material separating baffle and the second material separating baffle, and at least one leather cup is placed in the cleaning area. A cleaning mechanism is installed on the machine frame and comprises at least one cleaning assembly, and the cleaning assemblies are vertically arranged above the leather cups and used for cleaning the leather cups located in the cleaning area. The residual gypsum on the inner wall of the leather cup can be removed, the labor intensity of operators is reduced, the automation degree is high, and the production efficiency is improved.

The utility model belongs to the field of water treatment and material separation, and provides a reversible cross-flow filtering membrane device, which comprises a membrane unit, a water outlet end interface, two circulation end interfaces, a first pipeline, a second pipeline, a second pipeline and a third pipeline, the membrane unit is provided with a water production end interface and two circulation end interfaces, the two circulation end interfaces are communicated through the first pipeline, the first pipeline is provided with a two-way liquid pumping assembly, and the flow direction of fluid can be changed through the two-way liquid pumping assembly; an outlet of the water inlet pump communicates with the first pipeline, and a check valve is arranged at the outlet of the water inlet pump; and the water producing tank is communicated with the water producing end interface through a second pipeline. According to the device, the two circulation end interfaces of the membrane unit are communicated through the first pipeline to form a circulation loop, and then the reversing of circulating water flow can be realized through the two-way liquid pumping assembly. By arranging a pressure sensor, a control system and the like, the circulation direction can be automatically switched according to pressure or timing, and bidirectional cross-flow filtration of the membrane unit is realized. The accumulation of pollutants on the surface of the membrane can be avoided, the risk of membrane pollution blockage and scaling is reduced, high flux can be maintained, the membrane washing frequency is reduced, and the operation cost is reduced.

The invention relates to the crossing field of computer simulation and aerospace propulsion technology, and discloses a numerical simulation method for solid propellant grain cutting treatment, which comprises the following steps: establishing a three-dimensional model of a grain and a cutting tool, and defining a heat-force-damage coupling constitutive relation and boundary conditions; performing multi-physical field monitoring based on the weighted combination of the equivalent plastic strain, the temperature and the damage gradient at each time step; dynamically executing self-adaptive encryption and coarsening of the grid; in combination with dynamic load balancing in parallel computing, the resource utilization rate is increased; and material separation is simulated through a damage fracture criterion, and finally high-precision cutting force, a temperature field, a stress-strain field and a cutting morphology are output. According to the method, the simulation precision and efficiency are improved, and reliable support is provided for process optimization and safety evaluation.

An in-line coating machine adapted to coat food products with a particulate coating material has a food products conveyor assembly, a coating device arranged between the inlet and the outlet of the machine, and an excess coating material separation station configured to cause excess coating material to be separated from coated food products in order to recover excess coating material for re-use. An excess coating material recovery conveyor has a bed support and a recovery conveyor run above the bed support. A particulate coating material elevator device receives a portion of the excess coating material from the recovery conveyor and supplies the excess coating material to the coating device for re-use. An elevator device fill assembly along the recovery conveyor is configured to fill the elevator device with recovered excess coating material. Herein a coating material supply unit comprises slide plates which are mounted at an inclination.

The invention relates to a method for synergistically regulating and controlling the aperture of a material separation membrane based on electric field-vacuum heating, which comprises the following steps: S1, uniformly mixing polysulfone, an additive and a solvent, and preparing a supporting layer membrane casting solution; s2, coating the surface of a polyolefin-based microfiltration membrane with the supporting layer membrane casting solution obtained in the step S1, and preparing a polysulfone ultrafiltration base membrane through immersion precipitation phase inversion; s3, uniformly mixing sulfonated polysulfone, N, N-dimethylformamide, ethylene glycol monomethyl ether and a pore-preserving agent to prepare a sulfonated polysulfone separation layer membrane casting solution; and S4, coating the surface of the polysulfone ultrafiltration base membrane obtained in the step S2 with the sulfonated polysulfone separation layer membrane casting solution obtained in the step S3, applying a direct-current electric field perpendicular to the surface of the membrane, and simultaneously performing vacuum heating to obtain the material separation membrane. An electric field and vacuum heating synergistic technology is adopted to induce oriented arrangement of sulfonated polysulfone to form an ordered structure, the membrane pore size and the membrane structure consistency are accurately controlled, and the membrane permeation flux and separation selectivity are optimized.

The utility model relates to straw stalk smashing and particle forming equipment which comprises a first conveying unit and a second conveying unit. The smashing unit is used for receiving the straw input by the first conveying unit and smashing the straw, and a screen is arranged at the output end of the smashing unit; the suction unit is used for sucking out the crushed straw conforming to the specified particle size; the wind-material separation unit is used for receiving the wind and the straw crushed materials output by the suction unit and separating the wind and the straw crushed materials; a second conveying unit; the particle forming unit is used for receiving the crushed straw output by the second conveying unit, forming particle fuel through granulation and outputting the particle fuel; the straw combustion furnace has the advantages that the straw is crushed and granulated, so that the straw is compressed into a form with higher density, the energy density and the combustion efficiency are improved, and heat can be locked in the furnace during combustion, so that the heat value is increased, the straw recycling cost is greatly reduced, and the regeneration value is increased.

The utility model discloses a mechanical automatic opening and closing device for a trough baffle, which comprises a trough, a guide groove and a baffle, two groups of discharge ports are arranged below the trough and are respectively a first discharge port and a second discharge port, and the bottom of the guide groove is rotatably connected with the interior of the trough close to the first discharge port. The top of the baffle is rotationally connected with the interior of the trough close to the second discharging port, the guide groove is hinged to the lower portion of the baffle through a connecting rod, the side, away from the baffle, of the guide groove is further connected with a pushing device, and a distributing channel is formed between the guide groove and the baffle. The utility model has the advantages that the baffle plate is opened and closed through the connecting rod and the counter weight according to the lever principle, the function of material separation is realized, the purely mechanical matching design is adopted, the laying of pipeline electricity is reduced, the production and the manufacture are convenient, and the later maintenance and repair are very convenient.

The invention relates to the technical field of sewage treatment, and discloses a sewage treatment grille decontamination machine which comprises a main rack, a grid chain and a driving system are arranged in the main rack, the grid chain comprises two groups of first chain plates and second chain plates which are annularly and alternately hinged, a material separation plate is fixedly connected between the ends of the two sides of the two groups of first chain plates, and the material separation plate is fixedly connected with the driving system. The middle parts of the first chain plate and the second chain plate are rotationally connected with material supporting plates; through the arrangement of the cleaning block and the movably connected material supporting plate, the material supporting plate can rotate in a vertical state, then separation of pollutants is facilitated, the pollutants are prevented from being accumulated in the inclined grid, meanwhile, the vertical material supporting plate facilitates up-down movement of the cleaning block for cleaning, the cleaning effect on the material supporting plate and the material separating plate is further improved, and the practicability is high. And the cleaning difficulty of the material supporting plate and the material separating plate is reduced, and the separation effect of the grid chain and pollutants is effectively guaranteed.

The utility model provides an energy-saving device for separating and purifying materials after hydroxylation reaction of phenol and hydrogen peroxide, and relates to the technical field of chemical synthesis. Materials obtained after phenol hydrogen peroxide hydroxylation reaction are separated and purified through the extraction tower, the extraction agent recovery tower, the first phenol removal tower, the tar removal tower, the second phenol removal tower, the catechol removal tower, the light component removal tower and the hydroquinone tower, the whole technological process is simple, the yield is high, and the high-purity hydroquinone product and the high-purity catechol product can be obtained; according to the utility model, the extraction tower is adopted to replace a dehydration rectifying tower in the traditional process to remove phenol-containing wastewater, so that the phenol recovery rate is improved, and the subsequent wastewater treatment burden is reduced; and the tar removal tower is arranged behind the phenol removal tower I, so that the retention time of tar impurities in the whole process system is shortened, and the process safety is improved. According to the utility model, the high-temperature waste heat at the top of the dephenolization tower I is recovered by combining waste heat recovery with a mechanical steam recompression energy-saving technology, so that the process energy consumption of the operation of the whole device is effectively reduced.

A hotpot condiment filtering and separating device relates to the field of material separation and comprises a box body, a filter screen and a filter screen, the filtering mechanism comprises a filtering frame arranged in the box body, arc-shaped notches are formed in the bottoms of the two sides of the filtering frame in the length direction, an arc-shaped filtering plate is arranged between the notches, and partition plates moving along the tracks of the notches are arranged in the notches and used for sealing the notches; the transfer mechanism comprises two arc-shaped baffles which are arranged on the two sides of the filter frame respectively, the baffles and the notches are coaxially arranged, first rotating shafts which are coaxially arranged and rotate around the axes of the first rotating shafts are arranged on the inner sides of the baffles, two collecting frames which are arranged in a central symmetry mode are installed on the first rotating shafts in the circumferential direction of the first rotating shafts, and the collecting frames are arranged in a shaking mode in the vertical direction; one side, far away from the first rotating shaft, of each collecting frame is arc-shaped, filtering holes are formed in the arc-shaped side and the bottom of each collecting frame, when the first rotating shaft is static, one collecting frame is matched in the corresponding notch, and the arc-shaped side of each collecting frame and the corresponding filtering plate form a semicircle. According to the device, filtering operation can be continuously carried out, and oil liquid residues are reduced.

The invention relates to the technical field of titanium sponge production reduction furnaces, in particular to an automatic cleaning device for a titanium sponge production reactor and a control method, and the device comprises a sand blasting cleaning machine, a compressed air conveying unit and a cleaned material separation device; the sand blasting cleaning machine comprises a sand blasting unit, a material recovery unit and an automatic reactor cleaning trolley device with eight groups of fixed pulleys, and the sand blasting unit is provided with a sand blasting cleaning rod, a sand blasting pre-storage control unit, a compressed air storage unit and a compressed air control unit. The material recycling unit is provided with a cleaned material adsorption device, a cleaned material recycling and transferring unit and a recycled cleaned material conveying pipeline; a compressed air inlet pipeline is connected with a compressed air conveying unit and a compressed air control unit; according to the control method, forward cleaning and reverse cleaning are carried out, the pressure of 0.6-0.7 Mpa is maintained, cleaning sand of 0.5-2.0 mm is adopted, and cleaning is completed within 40-60 minutes. The device is high in automation degree, stable in cleaning quality and capable of protecting the reactor, reducing cost, improving efficiency and eliminating potential safety hazards.

Batch rod material distribution-caching-discharging assembly and application method thereof relate to the technical field of automatic rod material feeding. The batch rod material distribution-caching-discharging assembly comprises a rod material storage hopper, a belt conveyor, a rod material separation elevator and a rod material single-discharging machine. The rod material separation elevator is used to separate, lift and output the batch rod material at the discharging end of the conveyor belt to the rod material single-discharging machine. The rod material single-discharging machine is arranged close to the rod material separation elevator. It is used to receive and cache the rod material discharged by the rod material separation elevator and then output the cached rod material one by one. A rod material feeding method is applied to the batch rod material distribution-caching-discharging assembly. The steps are as follows: 1. spreading the batch rod material horizontally; 2. separating and lifting the rod material one by one; and 3. outputting the rod material one by one after caching. The batch rod material is separated and discharged one by one, which can adapt to the working pace of subsequent other processing rod material processes.

A material separating device of a mechanical pulverizer comprises a spiral conveyor used for separating materials, the spiral conveyor comprises a machine shell and a working cavity formed in the machine shell, and an air inlet channel used for introducing positive pressure airflow into the working cavity is formed in the machine shell. According to the utility model, the structure can be greatly simplified, the cost is reduced, the operation and the maintenance are easy, the positive pressure airflow is introduced to strip the powder in the material, and the separation efficiency, the powder recovery rate and the material purity after the powder is separated are greatly improved.

The utility model relates to the technical field of freeze-drying equipment, in particular to a freeze-drying disc with a material separating function, a tray assembly and a separating assembly are arranged in the freeze-drying disc with the material separating function, the tray assembly is used for placing materials needing to be processed, the separating assembly comprises at least N first separating plates and at least one second separating plate, the two ends of each first partition plate are detachably installed on the two sides of the tray assembly, the second partition plates are installed on the first partition plates in the mode that the second partition plates and the first partition plates are mutually staggered so that a plurality of material grids arranged in a net shape can be formed in the tray assembly, and the installation positions of the second partition plates on the first partition plates can be adjusted. The size of each material grid is adjusted by adjusting the position of each second partition plate, and the materials are placed in the corresponding material grids to be freeze-dried according to the sublimation rate difference of different materials, so that the residual moisture difference of different types of materials in the same freeze-drying disc is reduced, and the quality of freeze-dried products is improved.