30184results about "Mixer accessories" patented technology

The invention relates to the technical field of water-based paint production, in particular to a water-based paint stirring device with a viscosity detection function, which comprises a mounting seat, a stirring tank is arranged at one corner of the top of the mounting seat, and a tank cover is arranged at the top of the stirring tank; the stirring assembly is arranged in the stirring tank; the bubble adsorption assembly is arranged at the other corner of the mounting seat; the detection assembly comprises a high-frequency ultrasonic probe arranged on the inner wall of the stirring tank, a micro torque sensor and a temperature compensation module which are integrated in the stirring assembly, and a microwave resonant cavity sensor located on the bubble adsorption assembly. Compared with the prior art, the multi-mode viscosity accurate detection and bubble dynamic control of the water-based paint coating in the stirring process are realized through the arrangement of the detection assembly and the cooperative work of the high-frequency ultrasonic probe, the micro torque sensor, the temperature compensation module and the microwave resonant cavity sensor.

The invention belongs to the technical field of water treatment, and particularly relates to a whole-process three-stage linkage control intelligent flocculation dosing method, which comprises the following steps: collection: collecting water quality and water quantity parameters of inlet water and outlet water in real time in the water treatment process; collecting a floc image in the reaction process, analyzing the particle size distribution and the breakage rate of the floc image, and collecting a torque parameter of a stirring device at the same time; according to the invention, multiple types of sensors are deployed in the water inlet area of the flocculation tank, the reaction area and the water outlet area of the sedimentation tank, water quality, water quantity and reaction process parameters are collected in real time, and edge calculation and cloud optimization technologies are combined, so that full-flow intelligent control from agent pre-feeding, reaction process regulation and control to water outlet effect refinement is realized; the method is suitable for scenes such as municipal sewage treatment plants and industrial wastewater treatment stations requiring precise control of flocculant addition, and is especially suitable for water treatment processes with frequent water quality fluctuation and sensitive agent cost, so that the treatment efficiency can be remarkably improved, and the operation cost can be reduced.

The present invention relates to the technical field of carbon source preparation, and specifically relates to a carbon source preparation apparatus with a concentration detection function. The carbon source preparation apparatus comprises a frame, a tank body, a stirring system and a detection system, wherein the tank body is fastened and connected to the frame, the tank body being used for dissolution and chain-breaking of kitchen waste slurry; the stirring system is fastened and connected to the tank body; and the detection system is fastened and connected to the stirring system, a built-in sensor of the detection system being used for detecting the carbon source concentration. A heating pipe is provided on the outer side of the tank body, the heating pipe being externally connected to a heat source; the heating pipe maintains the temperature inside the tank body within an appropriate range to ensure the smooth progress of a reaction process, and the heating pipe enables evaporation and concentration of liquid after the reaction is complete. The detection system allows for online real-time monitoring of the carbon source concentration, such that during concentration of a carbon source, the process can be stopped in a timely manner when it is determined that the required concentration is reached after concentration and evaporation for a period of time, thereby reducing energy consumption.

The invention discloses a mixing and feeding electric control system with a liquid level sensing function, and relates to the field of control systems. An adaptive parameter configuration module; a multi-stage gradient stirring module; a real-time data twinning processing module; a remote cooperative monitoring module; a fault linkage processing module; and an energy-saving closed-loop control module. According to the system, the material characteristic pre-detection module is combined with the water content-viscosity-medicament dosage three-dimensional mapping table and the viscosity-rotating speed mapping table, so that real-time scanning and parameter quantitative matching of the granularity, the water content and the viscosity of the industrial waste are realized; according to the scheme, the stirring sufficiency of the high-viscosity industrial sludge is improved, the energy consumption of the low-viscosity material is reduced, the dosage of the medicament is automatically matched according to the three-dimensional mapping table, the utilization rate of the curing agent is improved, and the core problems of stirring waste and insufficient stirring are fundamentally solved.

The present embodiments relate to systems and methods relating to a capsule containing a liquid concentrate and a device capable of creating a gas-infused liquid, such as a nitro-infused cold beverage or iced coffee. The device can include a cold-water tank and a cooling system to chill cold water. The device can also include a gas reservoir including a gas. The device can also include a fluidic capsule connector that includes capsule connector configured to connect to a capsule and establish a pressurized chamber in a cavity of the capsule that is removably connected to the capsule connector, a liquid entrance valve that can configured to provide a stream of cold water and gas to the pressurized chamber. The fluidic capsule connector can also include a dispense port configured to direct a flow of the gas-infused liquid from the pressurized chamber to a dispensing tap.

In a general aspect, the present disclosure relates to a blender system for use in a hydraulic fracturing system. The blender system includes a mixing tub and a movable divider associated with the mixing tub. The divider is movable between an open position and a closed position. When the divider is in the open position, liquid can flow between a first portion of the mixing tub and a second, distinct portion of the mixing tub. When the divider is in the closed position, the divider prevents liquid flow between the first and second portions. A divider control system can move the divider between the open and closed positions. A first input pump pumps fluid into the first portion of the mixing tub, and a first output pump pumps fluid from the first portion of the mixing tub. A second input pump pumps fluid into the second portion of the mixing tub, and a second output pump pumps fluid from the second portion of mixing tub.

The invention relates to the technical field of industrial automation control, and discloses a water-based paint production and processing equipment control system, which comprises the following steps: acquiring stator current and rotor angular velocity, and reconstructing total load torque by using a sliding mode algorithm; extracting an input power low-frequency component to construct a heat dissipation slow manifold, and calculating a thermal drift disturbance component and an orthogonal residual component through orthogonal projection; on the basis of a two-component generation superposition instruction closed-loop adjustment driving mechanism, a double-time-scale orthogonal projection mechanism is utilized, non-structural thermal drift interference is automatically stripped under the condition that heat transfer parameters of equipment do not need to be predicted, the problem of control divergence caused by model parameter mismatch is solved, and decoupling control over the real rheological state of materials is achieved.

The invention provides a feed mixing process uniformity dynamic evaluation and parameter adjustment method, and relates to the technical field of data processing, and the method comprises the steps: building a material characteristic matrix according to raw material characteristic data; correspondingly storing the material characteristic matrix and initial operation parameters of the mixing equipment to generate first mixing control data; in the mixing process, collecting local vibration amplitudes and temperature rise rates at different spatial positions, and combining the local vibration amplitudes and the temperature rise rates with the first mixing control data; calculating the vibration amplitude distribution difference in adjacent sampling periods in the feed mixing treatment process to obtain a spatial fluctuation index; when the spatial fluctuation index is continuously reduced and the temperature rise rate is periodically and suddenly increased, generating local accumulation indication data, and triggering short-time acceleration and inversion operation; executing feed mixing treatment, and generating a mixing termination signal when the spatial fluctuation index change rate of three continuous sampling periods is lower than a preset fluctuation threshold value; according to the invention, autonomy and accuracy of feed mixing uniformity adjustment are improved.

The invention relates to a homogenizing valve wear degree monitoring and service life prediction method and a high-pressure homogenizer, based on a pneumatic homogenizing structure, the pneumatic homogenizing structure comprises a homogenizing cavity, a homogenizing valve arranged in the homogenizing cavity, and a cylinder for applying pressure to a valve core of the homogenizing valve through a push rod. The homogenizing pressure and the homogenizing air pressure are monitored and calculated in real time, and the wear degree of the homogenizing valve can be dynamically tracked and evaluated without shutdown and disassembly inspection, so that the labor cost is reduced, the efficiency is improved, and the wear degree of the homogenizing valve can be accurately controlled; and the residual life of the homogenizing valve is predicted in real time through analysis and calculation of the wear degree and the homogenizing efficiency of the homogenizing valve, so that personnel can replace the homogenizing valve in time according to an actual production process, sudden failures are avoided, the product quality is improved, and cost waste is avoided.

A drink maker is described that includes a housing, a mixing vessel configured to be removably coupled to the housing and receive a drink product, a dasher configured to mix the drink product within the mixing vessel, a drive motor configured to drive the dasher, and a controller. The controller is configured to detect an unsafe condition associated with the drink maker and, in response to detection of the unsafe condition, execute at least one control action comprising at least one of: alerting a user of the drink maker, deactivating the drive motor, preventing activation of the drive motor, or any combination thereof.

Methods of manufacturing a substrate including a component, such as superabsorbent material, having a volatile hydrophobic coating are disclosed. The method can include providing a fluid supply including a liquid and providing a supply of the component. The component can include a volatile hydrophobic coating. The method can include introducing the component to the fluid supply. The method can also include transferring the component in the fluid supply to provide the substrate. The method can further include applying heat to the substrate. The heat can remove the volatile hydrophobic coating from the component.

The invention provides a mixed material quality prediction method and device based on a discrete element method and data driving, and relates to the technical field of granular material mixing, the method utilizes the discrete element method to construct a physical simulation model in a mixing process, can accurately simulate mixing behaviors of granular materials in different mixing devices, and covers various process parameters. And a data driving technology is introduced, a machine learning algorithm is utilized, and a large amount of high-fidelity data generated by DEM simulation is utilized to train a prediction model, so that a hybrid model fusing a physical mechanism and data intelligence is constructed. According to the model, the mixing effect index can be quickly and accurately predicted according to the input mixing process parameters, the corresponding optimal process parameters can be reversely predicted, and the production efficiency is effectively improved. The method aims at solving the problems that in an existing material mixing process, optimization depends on experience, efficiency is low, cost is high, and the material mixing effect is difficult to accurately predict.

A vehicle wash assembly at a vehicle wash location includes a chemical delivery device with a pneumatic drive mechanism operable to cause chemical to be received in a chemical chamber and pressurized chemical to be dispensed therefrom via a chemical outlet, and a control system communicatively coupled to the pneumatic drive mechanism and configured to cause the pneumatic drive mechanism to operate to cause the pressurized chemical to be dispensed from the chemical chamber via the chemical outlet. The control system receives instructions for operation of the chemical delivery device, and in response to receipt of the instructions, the control system analyzes the instructions, generates separate instructions for operating the chemical delivery device based on the analysis, and transmits the separate instructions to cause the chemical delivery device to undergo a dispensing operation according to the separate instructions.

The invention relates to the technical field of aluminum ash washing filtrate recycling intelligent control, in particular to an aluminum ash washing filtrate recycling intelligent control device and method, and the device comprises a multi-parameter online detection module, a data processing optimization module, a process parameter execution module and a filtrate circulation module. The multi-parameter online detection module is used for cooperatively detecting the real-time concentration of trace impurity ions such as fluorine, potassium and sodium through an ion selective electrode array and a micro spectrum analyzer; predicting the dissolution trend of impurity ions through an LSTM model and generating a process parameter adjustment instruction; the process parameter execution module regulates and controls the stirring strength, the liquid-solid ratio and the water-ash contact time in a linkage manner; and the filtrate circulating module is used for buffering, homogenizing and proportionally mixing the washed liquid phase to generate a regenerated leaching medium for recycling. According to the method, the detection data and the model decision are dynamically matched through the closed-loop control process, and the impurity element removal efficiency is improved.

Systems for controlling chemical dispensing from a chemical delivery device include means for dispensing a chemical, wherein during dispensing an amount of the chemical from the chemical delivery device, the means for dispensing the chemical draws an equal amount of the chemical into the chemical delivery device as the amount of the chemical dispensed. Methods involve causing the means for dispensing a chemical to dispense the chemical. Means for dispensing a fluid and means for mixing the dispensed chemical and fluid are also used in connection with the means for dispensing a chemical. Means for controlling dispensing such as by means for linearly controlling dispensing, along with means for controlling a dilution ratio, means for coordinating dispensing, and means for individually controlling are also used in connection with these means for dispensing a chemical, means for dispensing a fluid and means for mixing.

The utility model discloses a multi-element gas automatic mixing device which comprises a plurality of gas branches, all the gas branches are jointly connected with a gas main path, the gas main path is connected with a mixing tank, the gas main path is provided with a static mixer, the mixing tank is provided with a dynamic mixer, and the static mixer is connected with the dynamic mixer. A gas outlet of the mixing tank is sequentially provided with a first-stage buffer tank, a second-stage buffer tank, a third-stage buffer tank and a first gas storage chamber in the gas conveying direction, and efficient mixing of gas is achieved through a static mixer and a dynamic mixer. The static mixer utilizes a spiral structure to generate rotation and turbulent flow to promote uniform mixing of gas; under the condition that the gas flow speed is lower or the gas types are more, the dynamic mixer is provided with an electric stirring blade, the mixing uniformity is further improved through mechanical stirring, the gas enters the buffer tank after being mixed through the arrangement of the multi-stage buffer tank, the pressure fluctuation is reduced, and the flow speed is homogenized. And the repeated diffusion and distribution process in the buffer tank improves the mixing uniformity of the gas.

The utility model discloses a premixing tank for carbon nano tube conductive slurry, which comprises a cooling jacket, a kettle body is arranged in the cooling jacket, a stirring support, a liquid feeding hole, a powder feeding hole and a spraying ball assembly are arranged at the upper part of the kettle body, a stirring device is arranged in the kettle body, the stirring device comprises a low-speed helical ribbon stirrer and a high-speed shearing stirrer, a stirring shaft of the high-speed shearing stirrer penetrates through a hollow shaft of the low-speed helical ribbon stirrer and is directly connected with the high-speed driving motor, and the hollow shaft of the low-speed helical ribbon stirrer is driven by the low-speed driving motor and the speed reducer. The premixing tank solves the problems of agglomeration of carbon nanotube powder, inconsistent upper and lower uniformity, material adhesion on the kettle wall, uneven overall temperature and the like in the existing mixing tank, effectively avoids uneven mixing caused by long-term adhesion of the material on the kettle wall, can scrape off the material adhered on the kettle wall when discharging the material, reduces material residues, and improves the production efficiency. And the device can be widely applied to mixing occasions of carbon nanotubes and other slurries.

A vertical high-temperature coating autoclave, comprising an autoclave body (1), a heat recovery device (2), a driving assembly (3), a supporting frame (4) and a stirring assembly (5), wherein the heat recovery device (2) is used for absorbing the heat from high-temperature flue generated by a reaction in the autoclave body (1), the absorbed heat is used for heating cold water, and a high-temperature and high-pressure gas-liquid mixture is used to complete cleaning of the kettle body (1) and self-cleaning of the stirring assembly (5) in combination with the rotation and vibration of the stirring assembly (3), so as to clean up high-melting-point residues and dust; a wall-scraping stirring device (51) is used for scraping the dust in a non-stirring area, and to shake the dust off in combination with vibration; a spiral mixing device (52) is used for uniform stirring to make small agglomerates break apart under impact and agitation, and driving finished products to rotate downward, so as to achieve rapid discharge and prevent a bottom discharge port from being blocked; a stirring and flushing device (53) is used for integrated stirring, autorotation stirring and raw-material upturning; and the inner wall of the autoclave body (1) is scraped by using a scraper rod (531), so as to prevent raw materials from sticking to the inner wall of the autoclave body (1).

A proportioner comprising one or more proportioner inlets configured to receive a common concentrated proppant fluid comprising a proppant; two or more flow lines fluidly connected to the one or more proportioner inlets; two or more proportioner outlets, each of the two or more proportioner outlets associated with one of the two or more flow lines; one or more fluid inlets, each of the one or more fluid inlets configured to introduce a proppant-free fluid to the proportioner; and a metering system associated with at least one of the two or more flow lines, each at least one metering system upstream of the proportioner outlet of the flow line with which it is associated and each metering system fluidly connected with at least one of the one or more fluid inlets and configured for proportioning one of the proppant-free fluids into the associated flow line at an injection point.

The invention relates to the technical field of bubble generation, and provides a micro-nano bubble stable generation method and a micro-nano bubble stable generation device.The method comprises the steps that a liquid-phase working medium flows through a Venturi tube, so that negative pressure is formed in the throat portion of the Venturi tube, a gas-phase working medium is sucked in, preliminary mixing is conducted, and a gas-liquid mixture is obtained; the gas-liquid mixture is tangentially guided into a rotary-cut type excitation cavity to drive a free rotating impeller in the rotary-cut type excitation cavity to rotate, and fine shearing is conducted on bubbles; the gas-liquid mixture obtained after fine shearing is guided into a diffusion and flow stabilization cavity for speed reduction and flow stabilization; the gas-liquid mixture subjected to flow stabilization flows through a nanocrystallization foam stabilizing unit, a plurality of parallel micro-channels are arranged in the nanocrystallization foam stabilizing unit, and the surface of the inner wall of each micro-channel is covered with a layer of nanofiber net-shaped structure; and carrying out final nanocrystallization and interface stabilization treatment on the gas-liquid mixture through a nanofiber net structure, and outputting stable micro-nano bubble liquid. The problems of poor stability, short service life and high energy consumption of the traditional technology are solved.

The invention relates to the technical field of reaction kettles, and discloses a reaction kettle device for synthesizing benzohydroxamic acid, the reaction kettle device comprises a reaction kettle body and a stirring structure arranged at the top of the reaction kettle body, a discharging pipe is arranged at the discharging end of the reaction kettle body, and supporting legs are arranged on the outer wall of the bottom of the reaction kettle body; three mounting plates distributed in an annular array are fixedly mounted on the inner wall of the reaction kettle body, a driving screw rod is rotationally mounted on the top surface of each mounting plate, the top end of each driving screw rod penetrates through the top surface of the reaction kettle body, and a guide frame is in threaded connection with the outer wall of each driving screw rod; when the feeding cylinder rotates, the transmission shaft is in intermittent contact with the protruding block, negative pressure adsorption and quantitative discharge of auxiliary materials are achieved through vertical sliding of the piston plate and cooperation of the one-way valve, it is guaranteed that raw materials can be accurately injected according to needs through the structural design, errors caused by manual control adding are avoided, the accuracy of the reaction proportion is guaranteed, and the production efficiency is improved. And the product quality stability can be improved.

The invention relates to the technical field of urea production, in particular to a urea production device. Comprising a mixing tank, a feeding hopper, a stirring device, a liquid inlet pipe and a liquid discharging pipe, an inner cylinder is arranged in the mixing tank and divides the mixing tank into an inner mixing bin for storing premixed liquid and an outer mixing bin for storing raw materials to be mixed from inside to outside, a filter screen plate is arranged above the inner cylinder, and small-particle raw materials are evenly dispersed in the inner mixing bin through the filter screen plate; and the large-particle raw materials are guided into the external mixing bin. In the liquid separation stage, water waves generated by vortex rotation are used for driving the floating plate to drive the drainage plate to float up and down in the premixed liquid, so that vortex outer ring solutions with different depths are guided to the axis, and the mixing degree of the solutions in the horizontal direction is enhanced; the floating plate is used for raising the vortex outer ring solution in an inclined manner, so that gravitational potential energy is used for impacting the rear part of the drainage plate, the local concentration difference is further broken, and the solution is promoted to reach a more uniform mixing state.

A marine urea aqueous solution preparation device, and a preparation method therefor. The marine urea aqueous solution preparation device comprises a water bath barrel (1), a preparation barrel (2) fixed to an inner wall of the bottom of the water bath barrel (1) by means of a support leg, and a gap between the water bath barrel (1) and the preparation barrel (2) is used to contain fresh water to heat the preparation barrel (2). A top cover (6) is fixed to the top of the preparation barrel (2) by means of multiple bolts, and multiple heaters (11) are fixed to an inner wall of the water bath barrel (1). The urea aqueous solution is stirred by means of a stirring rod (3), which can sequentially drive a swinging structure and an intermittent structure, so that urea particles are intermittently sprinkled into the preparation barrel (2) in small batches.

The invention discloses an intelligent decision-making method and system for a water impeller, and relates to the technical field of sewage treatment, and the method comprises the steps: obtaining first sewage state data; inputting the first sewage state data into the trained first model to obtain a predicted flow impeller action; inputting the action of the water impeller into the safety boundary model to obtain safety boundary information of the action of the water impeller; and the controller judges whether to execute the action of the water impeller or not according to the safety boundary information. According to the scheme, the water impeller has the intelligent decision-making capability through the first model, and the made water impeller action achieves the dual effects of guaranteeing safety and saving energy consumption through training and judgment of the safety boundary.

The invention relates to the technical field of feed processing equipment, and provides feed premixing equipment and a mixing method.The equipment comprises a mixing tank, a mechanical stirring assembly arranged in the mixing tank, an airflow pulse assembly arranged on the wall of the mixing tank and an ultrasonic vibration assembly coupled to the mixing tank; the equipment further comprises a mixing strategy optimization system and a set of data acquisition system; the data acquisition system is used for acquiring the torque, image, temperature, humidity and uniformity information of the material in real time and sending the information to the mixing strategy optimization system; the mixing strategy optimization system analyzes the material state in real time according to the collected data, and dynamically matches and optimizes the combined mode and process parameters of mechanical stirring, airflow pulse and ultrasonic vibration. According to the technical scheme, the technical problems that in the prior art, due to the fact that a single mechanical stirring and open-loop control mode is adopted, the mixing uniformity is low, heat-sensitive active ingredients are prone to damage, and the product quality consistency is poor are solved.

The present invention provides an industrial wastewater zero-discharge water treatment system, comprising a pad, a sewage tank, a mixing tank, a chemical tank and a recovery tank are provided on the top of the pad, the sewage tank and the mixing tank are connected via a feed pipe, the chemical tank is located on the top of the mixing tank, and the mixing tank and the recovery tank are connected via a discharge pipe. The present invention has the following beneficial effects: through the design of the collecting mechanism, the flocculated and precipitated impurities entering the filter chamber can be compressed into blocks, and at the same time, the top feed port on the top of the filter chamber is blocked, thereby facilitating the compression of the filter chamber, and the flocculated and precipitated impurities inside the filter chamber will be squeezed into blocks by the pressing plate, and the water flow will impact between the two feed ports on the lower ring member through the water flow discharged from the filter hole, thereby allowing the flocculated and precipitated impurities accumulated between the two feed ports to flow to the feed ports on both sides, thereby allowing the flocculated and precipitated impurities to fully enter the feed port.

The invention relates to the technical field of intelligent control, in particular to a breeding feed mixing control method and mixing equipment, and solves the technical problem of poor mixing quality caused by physical property difference of raw materials in the prior art. The method comprises the following steps: monitoring component composition and particle physical form of a mixed material in a mixing process and stirring parameters of mixing equipment; the mixing process comprises the following steps: stirring the dry materials in the mixing equipment, and adding liquid by spraying; the components are obtained through near infrared spectroscopic analysis; the physical form of the particulate matter is obtained through image analysis; analyzing the influence of the stirring parameters on the mixing quality based on the component composition, and determining a correction coefficient of the operation parameters of the mixing equipment in combination with the physical form of the particles; and regulating and controlling the current operation parameter of the mixing equipment according to the correction coefficient, so that the mixing equipment operates according to the regulated and controlled target operation parameter.

The invention provides a slurry preparation method and pulping equipment, and the slurry preparation method comprises the following steps: stirring and kneading materials in a kneading device to form primary kneaded slurry; conveying the primary kneaded slurry to a dispersing device for dispersing to obtain dispersed slurry; the dispersed slurry is circularly treated at least once between the dispersing device and the kneading device, so that the slurry is repeatedly kneaded and dispersed; and discharging the circularly treated slurry from the dispersing device to obtain the finished product slurry.

The utility model relates to the technical field of livestock and poultry manure fermentation, in particular to a fermentation device for quickly decomposing livestock and poultry manure, which comprises a fermentation tank mounted on a bottom plate, and a pressure relief mechanism for automatically adjusting the pressure in the fermentation tank is arranged on the fermentation tank. A fermentation mechanism for mixing livestock and poultry manure to promote fermentation is arranged in the fermentation tank. The telescopic spring is impacted by high-pressure gas to extend, so that the rubber pad is pushed to slide to the position below the pressure relief hole formed in the pressure relief pipe, the pressure is discharged through the pressure relief hole, and the phenomenon that the tank body is broken due to the fact that the pressure in the fermentation tank is too high is avoided; according to the gas purification device, harmful substances, dissolved in water, in gas are purified, peculiar smell can be removed to a certain degree, the peculiar smell in the gas is adsorbed and removed again in cooperation with the activated carbon plate, and therefore the situation that the peculiar smell of the fermentation gas is dispersed in a fermentation place and pollutes the environment is avoided.

The invention belongs to the technical field of graphite production equipment, and particularly discloses uniformly dispersed mixing equipment for graphite cathode production, which comprises a kettle body, the bottom of the kettle body is communicated with a discharge pipe, and the surface of the kettle body is communicated with a feed pipe; by means of a transmission system composed of the driving ring, the outer gear ring, the gear and the inner gear ring, differential motion is generated between the first grinding block directly driven by the rotating shaft and the second grinding block driven by the rotating ring with the speed changed through the gear, and the differential motion forms strong shearing force in the staggered area of the first grinding block and the second grinding block; the first grinding block and the second grinding block can effectively cut soft aggregate formed by graphite and a coating agent, and meanwhile, the gap between the first grinding block and the second grinding block is gradually reduced along with the distance away from the rotating shaft, so that when materials move outwards under the centrifugal effect, the materials can be subjected to the stage treatment process from coarse crushing to fine grinding, the dispersion uniformity is remarkably improved, uneven coating is avoided, and the service life of the materials is prolonged. And abrasion to equipment caused by one-time excessive grinding is effectively reduced.