31results about How to "Play the role of sieving" patented technology

The invention discloses a breaking refining device used for concrete block reutilization and relates to the technical field of building machines. The breaking refining device comprises a base and a smashing box fixed to the base. A top plate is fixed to the smashing box, and a screen tray is horizontally and rotationally arranged in the smashing box. A spur rack II is transversely installed in thesmashing box in a sliding manner, and the bottom of the spur rack II is connected with a transmission casing pipe in a pivot manner, wherein the transmission casing pipe is fixedly connected with a breaking pressing plate. The transmission casing pipe is fixedly sleeved with a cylindrical spur gear. By means of the breaking refining device, due to relative rotation of the breaking pressing plateand the screen tray, concrete blocks on the screen tray can be rotationally broken, the breaking pressing plate conducts transverse reciprocating motion while rotating, and the breaking range of the concrete blocks is greatly enlarged; the screen tray also has a screening effect, due to the cooperation of a grinding bottom plate and the screen tray, the effect of conducting secondary grinding on the primarily broken concrete blocks is achieved, and the refining degree is greatly promoted; and an arranged smashing blade rotates along with a driving shaft, the concrete grinding effect is greatlyimproved, and the refining degree is higher.

The invention discloses a soil sampling device which is convenient for screening and removing stones in sample soil. A driving machine is arranged in the middle of the bottom of the transverse connecting plate, a PLC controller is installed on the left side of the device body, a screening plate is provided inside the first screening device, and a through hole is provided on the screening plate, so Balance bars are provided on both sides of the movable disk, and clamping pieces are provided on both sides of the port of the screening plate, and a spring is connected between the clamping piece and the first screening device. Inside the tray is mounted a second collection tube. The soil sampling device, which is convenient for screening and removing stones in the sample soil, can screen the sample soil to screen out the stones in the soil, and the device can separately screen dry soil and rare earth, which is convenient for users to Soil sampling for testing.

The invention relates to the technical field of tea leaf processing, and discloses a tea leaf classified drying machine. The tea leaf classified drying machine comprises a machine frame, wherein a drying box body is connected to the machine frame in a swinging manner; a first mesh screen, a second mesh screen and a third mesh screen are sequentially in slip connection to the inner part of the drying box body from top to bottom, wherein hole diameters of the first mesh screen, the second mesh screen and the third mesh screen are sequentially reduced; springs are connected between the third meshscreen and the bottom wall of the drying box body; a heating element is arranged on the top wall in the drying box body; a wind guiding chamber which communicates with the drying box body and a windsupplying box which communicates with the drying box body through the top wall of the drying box body are arranged on the machine frame; an air outlet is formed in the wind guiding chamber; a turbineis rotatably connected to the inner part of the wind guiding chamber; a first cam which is propped to the third mesh screen and a driving mechanism for driving the drying box body to swing are coaxially connected to the turbine; a first push rod which is propped to the first mesh screen is fixedly connected to the second mesh screen; and a second push rod which is propped to the second mesh screenis fixedly connected to the third mesh screen. Through the adoption of the tea leaf classified drying machine disclosed by the invention, classified drying and collecting of the tea leaves can be realized.

The invention discloses a screening and drying integrated screen for seed processing, and belongs to the technical field of seed processing. According to the screening and drying integrated screen forseed processing, seeds can be screened and dried at the same time, so that the working procedure is simplified, and the processing efficiency is improved; a special drying layer and a special water absorption layer are arranged, and water on the surfaces of the seeds is dried through a direct moisture absorption method; compared with a hot air method, the activity of the seeds cannot be affectedby high temperature; a water guide core is arranged in a matched mode and can guide the water absorbed by the drying layer into an specially-made expansion heating agent to enable the expansion heating agent to expand and heat; a water guide net rope set and a heat conduction assembly are arranged, wherein the water guide net rope set can assist the water guide core in guiding water, the heat conduction assembly can guide heat to the drying layer to accelerate the evaporation of the water in the drying layer, and therefore drying efficiency and effect is improved; and through arrangement of aninertia pressure assembly and the like, the drying effect can be further improved while the seeds are effectively screened.

The invention relates to a traditional Chinese medicine rotary screen facilitating dust removal. The traditional Chinese medicine rotary screen comprises a machine shell, ground pulleys are installed at the bottom of the machine shell, an opening and closing door is installed on the front side wall of the machine shell through a hinge, and a round screen drum is fixedly installed inside the machine shell; a pushing plate is installed on a rotary pushing rod, a dust suction hood is arranged at the top of the machine shell, and a dust suction pipe is connected to the dust suction hood; and an air draft motor is installed on the left side of the machine shell through a support and is connected with an air bellow, the air bellow is connected with an ash discharging barrel through a connecting pipe, the ash discharging barrel is communicated with the dust suction pipe, and an ash discharging hopper is connected with the ash discharging barrel. The structure of the round screen drum is adopted in the rotary screen, and therefore the traditional Chinese medicine screening efficiency can be improved; and in addition, the dust suction and dust removal devices are additionally arranged on the outer portion of the screen drum, and therefore dust generated in the screening process can be effectively sucked, and the production environment in the workshop is purified.

The invention discloses a screening device after crushing and grinding waste roasting sagger for lithium battery anode materials. The screening device comprises a workbench, wherein support posts arefixedly connected to the bottom of the workbench, support rods are fixedly connected to the top of the workbench, a material conveying channel is fixedly connected to the tops of the support rods, a feed hopper is fixedly connected to one side of the material conveying channel, a suction fan and a dedusting box are fixedly connected to the top of the material conveying channel respectively, a non-woven filter screen and an activated carbon filter screen are respectively inserted into the dedusting box, and a motor is fixedly connected to the front surface of the material conveying channel. According to the screening device, a screening box, a piece of elastic cloth, a sieve plate, a vibrator, a telescopic sleeve rod, a first spring, a fixed block, a material conveying port and a sponge matare arranged, so that crushed materials can be screened, the crushed materials of small particle size fall in a collecting case, the crushed materials of large particle size enters a collecting box from the material conveying port, and the buffering and damping effects can be achieved by virtue of the telescopic sleeve rod and the first spring during screening.

The invention discloses a building concrete additive processing device based on house construction. The building concrete additive processing device comprises a treatment box, wherein the bottom of the treatment box is fixedly connected with a base; a feeding funnel is fixedly mounted at a feeding part of the top of the treatment box; the inner surface of the feeding funnel is in rotary connection with a cover plate; the front side of the treatment box is fixedly connected with a transmission box; and a transmission mechanism is arranged in the transmission box. The invention relates to the technical field of the house construction. According to the building concrete additive processing device based on the house construction, a screening mechanism is arranged and a driving motor is used for driving a driving rotary shaft to rotate; an engaging groove is engaged with a transmission gear and an angle adjusting assembly is matched to support, so that a filtering screen is driven to rotate; large particles which do not meet the requirements can be screened and the problem that the filtering screen is blocked, caused by the fact that ground materials are accumulated, can be avoided; and a detachment and replacement unit is adopted so that the processing efficiency of the processing device is higher.

The invention provides a movable type extraction device capable of avoiding blockage and used for river sludge treatment. The movable type extraction device comprises a sludge tank, crushing blades and an extraction pipeline, the upper end of the sludge tank is fixedly connected with a supporting frame, a first servo motor is installed in the middle of a mounting frame, an electric extendable rod is installed at the lower end of the mounting frame, a driving motor is installed in the middle of a mounting box, the outer side of a belt wheel is sleeved with a connecting belt, mounting discs are arranged in the middle of a mounting rod at equal intervals, and the outer surface of a connecting rod is sleeved with a first spring. According to the movable type extraction device capable of avoiding blockage and used for river sludge treatment, sludge is conveniently crushed, the situation that the extraction efficiency is affected due to the fact that the sludge is unevenly extracted is avoided, the sludge is conveniently filtered during extraction, an extraction pipeline is prevented from being blocked, large sludge filtered out of a sieve plate is conveniently cleared, the sieve plate is prevented from being blocked, and therefore, a better extraction effect is achieved.

The invention discloses a metal 3D printer metal powder collecting device convenient to recycle. The metal 3D printer metal powder collecting device comprises a shell, a lifting groove, a vacuum pump,a filter screen control machine and a screen, a nozzle is installed at the inner side of the shell, a controller is installed at the outer side of the shell, and a platform lifting rod and an adaptershaft are installed at the lower side of the controller; the lifting groove and a push plate moving groove are formed in the inner side wall of the shell, a moving rod is installed in the push platemoving groove, a sweeping push plate is arranged at the lower side of the moving rod, the vacuum pump is installed at the rear side of a recycling box and connected with a pipeline, the filter screencontrol machine is connected with an electric rod, and the electric rod is connected into an upper-layer container; and the screen and a telescopic rod are arranged in the upper-layer container, and avibration spring is arranged at the outer side of the telescopic rod. According to the metal 3D printer metal powder collecting device convenient to recycle, mixed metal powder of a metal 3D printercan be conveniently classified and recycled, and the functions of sweeping and convenient use are achieved.

The invention discloses an efficient crushing device for tumor nursing medicine, and the device effectively solves the problems of uneven medicine crushing and low medicine crushing efficiency of an existing medicine crushing device. The efficient crushing device for the tumor nursing medicine comprises a medicine crushing box; two crushing wheels are rotationally connected in the medicine crushing box; a supporting plate is fixed in the medicine crushing box; the supporting plate is in an inclined state of the low left portion and the high right portion; an intermittent rotary screen is arranged on the supporting plate and the screen can be reset; a partition plate located below the supporting plate is fixed in the crushing box; a big-end-up grinding hole which is coaxial with the screenis formed in the partition plate; a big-end-up grinding block is arranged in the grinding hole; and the outer edge surface of the grinding block does not make contact with the inner surface of the grinding hole. The efficient crushing device for the tumor nursing medicine has the advantages of novel conception, ingenious structure, convenient operation and strong practicability, the full crushingand grinding of the medicine are realized, the operation is simple, the medicine crushing efficiency is improved, the grinding of medicine powder is even, the absorption for a patient is enhanced, themedicine feeding effect is improved, the workloads of medical staff and family members are reduced, the pain of the patient is relieved, and the medicine feeding efficiency is improved.

The invention provides a screening device used for compound fertilizer production. A fine material collecting tank and a coarse material collecting tank are arranged at the top end of a bracket in parallel. The top end of the fine material collecting tank is provided with a screening cover. An obliquely-arranged screening net is arranged at the top end of the fine material collecting tank, and the screening cover covers the screening net. The bottom end of the screening net extends into the coarse material collecting tank. The top end of the screening cover is provided with a material inlet. The material inlet is in sealing connection with an outlet of a feeding auger. One side of the fine material collecting tank is provided with a fine material discharging pipeline. The end of the fine material discharging pipeline is provided with a thread dustproof cover. The bottom end of the coarse material collecting tank is provided with a coarse material outlet. An air inlet of a spiral dust remover is connected to the top end of the coarse material collecting tank through a pipeline. An air outlet of the spiral dust remover is connected with an air exhaust mechanism. The bottom end of the spiral dust remover is provided with a dust collecting box. The screening device used for compound fertilizer production has the beneficial effects of being good in screening effect, dustproof and environmentally friendly.

The invention relates to a manufacturing process of a molded pulp packaging material. A packaging material manufacturing device is used. The packaging material manufacturing device comprises a pulpingpool and a pulping mechanism, wherein the pulping pool is arranged on the existing working ground; the pulping mechanism is arranged at the upper end of the pulping pool; the invention discloses themanufacturing process of the molded pulp packaging material based on the design concept of combining multiple crushing structures. The arranged pulping mechanism can perform dual treatment of crushingand grinding on raw materials as a whole, so that the crushing degree of the raw materials can be greatly improved, and the fineness degree of pulping slurry is further improved; and meanwhile, a arranged grinding group can achieve the purpose of improving the fibrosis degree of the raw materials in the formed slurry in a synchronous direction reciprocating rotation mode.

The invention provides a composite particle board production and manufacturing process which uses a composite particle board production and manufacturing device. The composite particle board production and manufacturing device comprises fixed rods, a top plate, a vibration screening mechanism, a wood chip screening mechanism and limiting mechanisms. According to the vibration screening mechanism,wood chips and broken stones can be separated, the design that gravel falling openings are matched with auxiliary blocks enables the broken stones near the gravel falling openings to fall into the gravel falling openings easily, and meanwhile, the design of rotating rollers can prevent the broken stones from falling back into the wood chips under the action of gravity in the wood chip recycling process; and in addition, the limiting mechanisms and a second motor are matched for use, so that screened wood chips can be recycled, and the problems are solved that in the prior art, a wood chip screening device is simple in structure, only can play a screening role, cannot recycle the screened wood chips and often needs to recycle the wood chips manually, resulting in lower wood chip recycling efficiency and lower particle board production efficiency.

The invention belongs to the field of feed processing, and particularly relates to a feed processing and puffing device. The feed processing and puffing device comprises a bottom plate and a stirring machine, wherein the stirring machine is installed at the top end of the bottom plate through a support; one side of the stirring machine communicates with a discharging port and a material conveying pipe; a hopper communicates with the interior of the material conveying pipe; a surface of the material conveying pipe is fixedly connected with a supporting block; the supporting block is L-shaped; a sliding groove is formed in a long arm end of the supporting block; and a sliding block is slidably connected to an inner wall of the sliding groove. According to the invention, by starting an electric telescopic rod, the electric telescopic rod drives the sliding block to slide in the sliding groove, a connecting ring can slide along with the sliding block, and at the moment, a screen enables caked raw materials on the screen to shake due to movement of the sliding block, so that the caked feed raw materials on the screen are screened and scattered and fall into the hopper, the effect of screening the caked feed raw materials is achieved, the situation that the hopper is blocked is avoided, and the use efficiency of the hopper is improved.

The invention relates to a chemical hardening sand mold casting process which uses a chemical hardening sand mold casting device. The chemical hardening sand mold casting device comprises a base, a stirring mechanism and a feeding mechanism, the lower end of the base is installed on the existing working ground, the stirring mechanism is installed at the upper end of the base, and the feeding mechanism is installed at the lower end of the base. According to the chemical hardening sand mold casting device, chemical hardening sand mold casting is carried out by adopting the design concept of a stirring and feeding matched structure, and the feeding mechanism can be matched with the operation of the stirring mechanism to realize intermittent feeding, so that raw material can be fully mixed andfully utilized; meanwhile, other auxiliary stirring mechanisms are additionally arranged under the condition that the basic stirring structure is arranged, so that the purpose of improving the mixingdegree between the raw material is achieved.

The invention discloses an I-shaped rail grinding device. The I-shaped rail grinding device comprises a fixed base, wherein the surface of the fixed base is fixedly connected with scrap storage cavities; a fixed plate is fixedly connected between the scrap storage cavities; a scrap separating mechanism is fixedly mounted in each scrap storage cavity; the fixed base is fixedly connected with a supporting rod; the supporting rod is fixedly connected with a top plate; a limiting plate is arranged at the upper end of each scrap storage cavity; two ends of each limiting plate are fixedly connected with connecting plates; a driving motor is fixedly mounted on the upper side wall of each connecting plate; a threaded rod is fixedly mounted at the output end of each driving motor; each threaded rod is sleeved with a movable ring in a threaded manner; and the bottom of each movable ring is fixedly connected with a movable block. Compared with the prior art, the I-shaped rail grinding device has the advantages that an inner grinding plate and a side grinding plate can be abutted to the inner wall of an I-shaped rail, a friction block on the surface of an elastic plate can be abutted to a corner which is not easy to grind, the inner wall of the I-shaped rail can be ground comprehensively, and the circumstance that the corner is not ground is relieved.

The invention relates to the technical field of screening devices, in particular to a stirring rotary type screening device for can production. The stirring rotary type screening device comprises a conveying device and a screening device body mounted above the conveying device. According to the stirring rotary type screening device for can production, through rotation of a rotary rod, a left fixing piece and a right fixing piece, a stirring rod is conveniently driven to rotate, thus cans above a left conveying belt are stirred, the cans with the high height are stirred to the upper surface ofaright conveying belt, and the screening effect is achieved; the arranged left conveying belt facilitates transportation of the cans with the low height; the arranged right conveying belt facilitatestransportation of the screened cans; the left fixing piece and the right fixing piece are connected, and thus a left protective shell and a right protective shell can be connected; and a rotary rod bevel gear and a motor bevel gear are placed in a square cavity, thus the rotary rod bevel gear and the motor bevel gear are protected conveniently, and the situation that the rotary rod bevel gear andthe motor bevel gear are prone to being damaged is avoided.

The invention provides a titanium alloy powder screening device and relates to the technical field of 3D printing powder screening production. The titanium alloy powder screening device comprises a screening box body, the screening box body is in a hollow cylinder shape, and a material storing and discharging device and a screening and collecting device are arranged in the screening box body fromtop to bottom. The material storing and discharging device comprises a material barrel. A left rotating shaft and a right rotating shaft are symmetrically arranged on the outer wall of the material barrel, and the material barrel is rotationally connected to the inner wall of the screening box body through the left rotating shaft and the right rotating shaft. A feeding hose is arranged on the topof the material barrel, the inlet end of the feeding hose penetrates through the top of the screening box body to the exterior of the screening box body, and a step pipe is arranged at the bottom of the material barrel. The step pipe communicates with the interior of the material barrel, multiple buffering inner cavity plates are evenly distributed on the inner wall of the screening box body in the circumferential direction, and the buffering inner cavity plates are in a hollow arc shape. The titanium alloy powder screening device has the beneficial effects that titanium alloy powder can be screened in a multi-stage manner, the screening effect is improved, and the blocking phenomenon in the screening process can be prevented.

The invention provides a CO2 high-selectivity adsorbent and a preparation method thereof. The preparation method comprises the following steps: stirring a 0.1-1 mol / L KCl solution and a 4A molecular sieve at the temperature of 20-50 DEG C at the rotating speed of 400-600 rpm, exchanging for 0.5-3 hours, filtering, washing and drying to obtain the CO2 high-selectivity molecular sieve. The molecular sieve is prepared into a CO2 high-selectivity adsorbent after being molded, has relatively high selectivity to CO2, has a relatively high adsorption separation ratio, can obtain CO2 with relatively high purity, and is convenient for subsequent recovery and reutilization of CO2. The invention also provides an adsorption test method for the adsorbent, and the adsorption test method can quickly and accurately measure the adsorption quantity of the adsorbent per unit mass to the test gas, so that the adsorption screening characteristics of the adsorbent can be known conveniently.

The invention relates to the technical field of camellia seed screening, in particular to a camellia seed screening device based on a pipeline type winnowing structure. The device comprises a cleaning mechanism and a screening mechanism connected to an upper portion of the cleaning mechanism, wherein the cleaning mechanism at least comprises a material box, a material groove is arranged in the material box, and fixing openings are arranged on two sides of the top end of the material groove; and the screening mechanism at least comprises two screening pipelines, bottom ends of the two screening pipelines are fixedly connected to the interior of the fixing openings respectively, a pipe cavity is arranged in each screening pipeline, the bottom end of each pipe cavity is connected with a screen, and a portion, located above the screening pipelines, of the screening mechanism is provided with a feeding device at least comprising a feeding pipe. According to the invention, the screening mechanism is arranged, strong wind can be conveniently input into the pipe cavities through work of an air inlet fan, and pressure can be applied to camellia seeds through wind force effect, so that the screening effect is achieved; and through work of a dispersion fan, air can be conveniently blown into the pipe cavities, so that the camellia seeds accumulated at the bottom ends of the pipe cavities can be blown up, and screening work is facilitated.

The invention discloses an efficient anti-blocking coal processing vibrating screen easy to clear. The efficient anti-blocking coal processing vibrating screen easy to clear comprises a frame. A screen frame is arranged inside the frame. The middle portion of the screen frame is connected with the middle of the frame through a rotating shaft. The inner side of the bottom of the screen frame is provided with edge strips. A screen net is installed on the upper surfaces of the edge strips through screws. The tops of the inner walls of the two ends of the frame are both provided with limiting topplates. The bottoms of the inner walls of the two ends of the frame are both provided with limiting base plates. A guide rod is welded between the limiting top plate at the left end of the frame and the limiting base plate at the left end of the frame. According to the efficient anti-blocking coal processing vibrating screen easy to clear, the screen frame is driven through reciprocating movementof an oil cylinder to rotate around a rotating shaft back and forth, so that materials on the upper surface of the screen net shake, and therefore the material screening function is achieved; and besides, in the screen frame rotating process, the inertia of the materials enables the materials to be separated from the surface of the screen net, it is avoided that the materials block meshes of the screen net, and the screening efficiency is high.

The invention discloses a breaking refining device used for concrete block reutilization and relates to the technical field of building machines. The breaking refining device comprises a base and a smashing box fixed to the base. A top plate is fixed to the smashing box, and a screen tray is horizontally and rotationally arranged in the smashing box. A spur rack II is transversely installed in thesmashing box in a sliding manner, and the bottom of the spur rack II is connected with a transmission casing pipe in a pivot manner, wherein the transmission casing pipe is fixedly connected with a breaking pressing plate. The transmission casing pipe is fixedly sleeved with a cylindrical spur gear. By means of the breaking refining device, due to relative rotation of the breaking pressing plateand the screen tray, concrete blocks on the screen tray can be rotationally broken, the breaking pressing plate conducts transverse reciprocating motion while rotating, and the breaking range of the concrete blocks is greatly enlarged; the screen tray also has a screening effect, due to the cooperation of a grinding bottom plate and the screen tray, the effect of conducting secondary grinding on the primarily broken concrete blocks is achieved, and the refining degree is greatly promoted; and an arranged smashing blade rotates along with a driving shaft, the concrete grinding effect is greatlyimproved, and the refining degree is higher.

The invention discloses a pharmaceutical grade glycerin purification method, which comprises: grinding muscovite, adding a barium nitrate aqueous solution, carrying out mixing stirring, adjusting the pH value of the system to 5.5-6.5 with hydrochloric acid, adding hexadecyltrimethylammonium chloride, carrying out heating stirring, filtering, and washing to obtain pre-treated muscovite; heating sepiolite powder, carrying out thermal insulation, cooling to a room temperature, adding hydrochloric acid, carrying out heating stirring, filtering, washing to achieve a neutral state, drying, adding furfural, uniformly mixing, heating, carrying out thermal insulation, adding the pre-treated muscovite, stirring, drying, and crushing to obtain a sepiolite-muscovite compound; adding water to crude glycerin, adding the sepiolite-muscovite compound, stirring, and standing; carrying out pressure reducing filtration, loading the filtrate onto a cation exchange resin column, loading onto an anion exchange resin column, carrying out rotary evaporation, carrying out heating evaporation until no distillate is distilled out, and continuously sucking the gas; and conveying into a distillation tower, collecting the distillated, carrying out deordorization heat exchange, and carrying out decolorization treatment to obtain the pharmaceutical grade glycerol.

The invention discloses a vibration-type red bean shelling device which is convenient for screening, which comprises a base, a shelling bin and a movable box. Support rods are arranged on both sides above the base, and a PLC controller is installed on the upper left of the base. , the driving machine is installed on the left side of the driving wheel, a rotating roller is installed on the outside of the shelling bin, and the upper and lower ends of the rotating roller are connected with a beating rod, and the top of the beating rod is connected with a grab piece, and The front side of the grab piece is provided with a buffer hole, the bottom of the top cover is provided with a longitudinal connecting rod, and the outside of the longitudinal connecting rod is respectively provided with a first screening plate and a second screening plate from top to bottom. A first sieve hole and a second sieve hole are respectively arranged on the top of the first sieve plate and the second sieve plate. The vibrating red bean shelling device that is convenient for screening can effectively separate the red beans from the shell, and can screen the sieved red beans, and can collect the small shells to prevent the shells from flying into people's eyes. Eye.