28results about How to "Maintain uniformity" patented technology

A kind of vocal cord repair device based on advanced biological printing technology assisted, comprising: imaging positioning component, including endoscope imaging module and three-dimensional reconstruction processor;Surgical operating component, including glottis exposure mechanism and elephant trunk type flexible mechanical arm, glottis exposure mechanism exposes glottis to provide field of view, and mechanical arm high-precision operation;Biological repair component, including micro printing head, compatible hydrogel, injection tube and motion control mechanism, realize vocal cord reconstruction and function recovery.Integrate biological printing component and imaging positioning component, system can accurately obtain the three-dimensional structure data of vocal cord damage area, and realize the millimeter level accurate deposition of biological material, so that the millimeter level precision of imaging positioning, micron level operation of mechanical arm and controllable printing of biological material form closed loop feedback system, improve the overall success rate of vocal cord repair, realize the leap of vocal cord repair from "empirical operation" to "precision engineering", provide safer and more effective treatment options for patients with vocal cord dysfunction.

The invention relates to the technical field of mineral flotation, and discloses a method for compounding a lithium oxide collecting agent in a low-temperature environment, and the lithium collecting agent comprises the following compounding raw materials in percentage by mass: 15-25% of palmitic acid soap; 10%-20% of sulfonated petroleum; 5% to 10% of iso-tridecanol polyoxyethylene ether; 8%-15% of fatty alcohol-polyoxyethylene ether; 3%-8% of polyoxyethylene ether sodium sulfonate; 5%-10% of dipropylene glycol monomethyl ether; 8%-15% of sodium carbonate; 2%-5% of sodium hydroxide; 0.5%-2.0% of sodium fluoride; 0.5%-2.0% of aluminum sulfate; 1%-4% of tannic acid; a synergistic surfactant system is formed by constructing palmitic soap and sulfonated petroleum as a main collecting frame and compounding isomeric alcohol ether, fatty alcohol-polyoxyethylene ether and polyoxyethylene ether sodium sulfonate, dipropylene glycol monomethyl ether is introduced as a low-temperature mutual solvent, and the low-temperature mutual solvent is used for collecting the high-temperature-resistant oil-displacing agent for the oil-displacing oil-displacing agent for the oil-displacing oil-displacing oil-displacing oil-displacing oil-displacing oil-displacing oil-displacing oil. The freezing point and viscosity of a collecting agent system are greatly reduced, the liquidity, uniformity and dispersion stability of the collecting agent are still kept when the collecting agent is used in the low-temperature environment of 0-15 DEG C, and the failure problem caused by low-temperature solidification or layering is fundamentally avoided.

The invention discloses a grain size control method of a reclaimed material hard alloy, which comprises the following steps: S1, component analysis of the reclaimed material: the proportion of oversize products is 0-8% when the reclaimed material passes through a 110-120-mesh sieve; s2, burdening according to the use ratio of the reclaimed material being 50%-99% and the ball-to-material ratio being (2-5): 1, carrying out a ball milling test, preparing a sample, and detecting the coercive force; s3, the raw material ratio and the ball-to-material ratio are equal to those in the step S2, and a mixture is obtained through batching and ball milling; s4, the mixture is subjected to compression molding, and a pressed blank is obtained; and S5, the pressed blank is subjected to pressure sintering, and the reworked material hard alloy with the grain size being 2.0-3.0 microns is obtained. The method is simple and easy to implement, the grain size of the regenerated material can be accurately judged, the integrity and uniformity of alloy grains can be ensured, the prepared regenerated hard alloy has good physical performance, the performance very close to that of a raw material alloy can be achieved, and the application field of the regenerated hard alloy is widened.

The application provides a visual-language model prompting method and system based on a coupling prompt field, and belongs to the fields of artificial intelligence and computer vision. The method comprises the following steps: mapping a base class task and a new class task to a shared feature space, defining a coupling prompt field, and enabling the base class and the new class task to form mutual constraints in the shared feature space; performing scale constraints on the coupling prompt field through projection layer norm alignment and coding layer layer-by-layer norm alignment; integrating the projection layer norm alignment loss and the coding layer layer-by-layer norm alignment loss, fusing the alignment loss and a task loss of a visual-language model, forming a model overall training target, and performing training; performing reasoning on the base class task and the new class task based on the trained model, and outputting a classification prediction result. The application solves the problems of existing end-to-end, decoupling prompt learning, base class-new class isolated optimization, easy falling into local optimum, norm drift and entanglement collapse, and improves the cross-task generalization and robustness of the model.

The application provides a method for detecting biochemical oxygen demand in sewage, and belongs to the field of oxygen demand detection. The method comprises the following steps: forming a fluorine-containing organosilicon nano coating on the electrode surface of a dissolved oxygen sensor of a full-automatic BOD5 analyzer to obtain a fluorine-silicon modified dissolved oxygen sensor; pretreating the sewage to be detected in an adsorption column composed of modified activated carbon and porous silica gel to obtain a pretreated water sample; fixing bacillus subtilis on a porous carrier and then putting the carrier into the pretreated water sample to obtain an inoculated water sample; measuring the initial dissolved oxygen of the inoculated water sample and the end-point dissolved oxygen after 5-day culture; and obtaining the five-day biochemical oxygen demand in the sewage according to the initial dissolved oxygen and the end-point dissolved oxygen. Through the four-level collaborative system of "sensor anti-interference optimization, sample purification and enrichment, microbial reaction standardization and accurate signal acquisition", the application systematically eliminates the error sources in the traditional BOD5 detection, and realizes the accurate measurement of the organic matter pollution level in complex sewage.

This invention discloses a method for preparing van der Waals metal thin films. The method includes the following steps: S1, coating a polyvinyl alcohol (PVA) film onto the surface of a supporting substrate; S2, depositing a metal film on the surface of the PVA film to obtain an intermediate; S3, placing the intermediate in water at 60-80°C to remove the PVA film, obtaining a floating metal film; transferring the metal film to the surface of a target substrate, and bonding the two together using van der Waals forces to obtain the final product. This invention utilizes the controllable dissolution properties of PVA, achieving the separation and transfer of the metal film from the supporting substrate using deionized water, avoiding the use of toxic chemical solvents and interface damage caused by high-energy bombardment. The method is simple, environmentally friendly, and can be widely applied to the preparation of van der Waals heterostructures such as metal-semiconductor and metal-insulator structures.

The application relates to the technical field of molecular beam epitaxy equipment, in particular to an aluminum source furnace structure which comprises a heat preservation shell, a crucible embedded in the heat preservation shell, a first heater arranged between the heat preservation shell and the crucible and a water cooling cover one arranged outside the heat preservation shell, and the crucible is provided with a loading cavity, and the opening end of the loading cavity is annularly provided with a flared climbing step. The flared climbing step is arranged to solidify the climbing aluminum liquid, provides space for the solidification of the aluminum liquid, does not affect the diffusion channel of the aluminum atomic beam formed in the crucible to outward diffusion, and does not form aluminum liquid drops. Even if the flared climbing step forms aluminum liquid drops, the aluminum liquid drops will not directly drop onto the liquid surface of the aluminum liquid in the loading cavity, and the liquid surface of the aluminum liquid will not be fluctuated, so that the aluminum atomic beam can effectively maintain uniformity and stability in the time scale, and the uniformity of the deposited film of the substrate and the film forming quality are effectively improved.

The invention belongs to the technical field of intelligent grinding and polishing control, and particularly discloses a layered grinding and polishing process method and system for repairing the damaged surface of an aircraft radome. Comprising the following steps: determining repair boundaries and thickness changes of coatings with different functions in a damaged area of the aircraft radome; a layered grinding and polishing track is planned, and initial process parameters are set for each coating; layered grinding and polishing operation is executed, mechanical parameters, surface parameters and energy parameters are collected in real time in the grinding and polishing process, and an improved layered grinding and polishing contact force model is constructed to conduct local compensation control on grinding and polishing contact force; evaluating the surface quality, the repair integrity and the interlayer consistency of the current grinding and polishing layer in real time; and constructing a multi-target quality evaluation and process parameter collaborative optimization mechanism, and dynamically adjusting subsequent grinding and polishing process parameters according to the deviation between a real-time evaluation result and a preset quality target. According to the method, the material removal accuracy is remarkably improved, the problem of excessive grinding or non-uniform removal is avoided, and it is ensured that the quality of the repaired coating meets the standard.

The application discloses a welding head, a welding device and a welding system, and belongs to the technical field of ultrasonic welding. The welding head is used for welding cell tabs and comprises a welding head body having a working surface surrounding a rotating axis of the welding head. The working surface comprises a welding surface and a clearance surface connected with each other. The welding surface is in a circular arc shape, and the distance from the clearance surface to the rotating axis is smaller than the radius of the welding surface except for the end part. Through the arrangement of the welding surface and the clearance surface, the continuity and operation efficiency of ultrasonic pre-welding of the cell tab are improved, the process beat of the whole battery production line is improved, the proportion of the welding mark virtual welding area on the cell tab is reduced, and the welding quality is optimized.

The utility model belongs to the fish slice screening technical field, specifically is a kind of fish slice screening device, including base, four fixed rods are fixedly connected on the base, four fixed rods are cooperatively sleeved with movable plate, four springs are fixedly connected between the base and movable plate, and four springs are correspondingly sleeved on fixed rod, the top side of movable plate is fixedly connected with two fixed frames, two fixed frames are cooperatively fixedly connected with two support plates, two support plates are cooperatively rotatably installed with two rotating shafts, and two rotating shafts are respectively located at the two sides of support plate, and one support plate is installed with first motor;The utility model can realize the automatic detection and screening classification of fish slice weight when screening fish slice of different weight, can ensure that fish slice of different weight is transported into different collecting tank and is classified and collected, avoids the mixing or confusion caused by weight difference, which helps to maintain the uniformity and consistency of product, improves overall product quality.

This invention relates to a concrete placing system for pole production, comprising a gantry crane and a mixing plant, a conveying pipe, and a casting mold for composite poles. The composite pole is composed of a fiberglass skeleton and concrete. The system also includes a fixed plate, a placing cylinder, a buffer pipe, a rotating cylinder, a first movable plate, a second movable plate, a mixing component, and an arc-shaped plate. When the motor drives the rotating rod and ultimately rotates the rotating cylinder, the first and second mixing plates, through a connecting rod and rotation shaft design, not only perform circular motion but also reciprocate at small angles, with the gap between them changing. This causes the width of the flow channel between the mixing plates to constantly change, completely breaking the fixed flow field inside the concrete, effectively preventing concrete segregation, maintaining its workability and uniformity, and ensuring that the concrete is in optimal condition before casting, thereby significantly improving the overall mechanical properties and structural homogeneity of the final pole product.

The utility model relates to the technical field of glue filling, and discloses an adjustable nozzle glue filling device which comprises a bottom plate, the upper surface of the bottom plate is fixedly connected with a sliding rail, the outer wall of the sliding rail is slidably connected with a sliding block, the upper surface of the sliding block is fixedly connected with a first U-shaped frame, the inner top wall of the first U-shaped frame is fixedly connected with a first electric push rod, and the inner top wall of the first U-shaped frame is fixedly connected with a second electric push rod. The output end of the first electric push rod is fixedly connected with a second U-shaped frame, the inner wall of the second U-shaped frame is fixedly connected with a first sliding column, the outer wall of the first sliding column is slidably connected with a sliding block, and the outer wall of the sliding block is fixedly connected with a fixing block. According to the utility model, the sliding block moves to drive the distance between the nozzle heads to change through the fixed block, so that the effect of adjusting the distance between the nozzle heads is achieved, the requirements of different products are met, the production of various products is met, the change of the products can be quickly adapted, the adjusting time and cost are reduced, and the flexibility and universality of a production line are improved; and enterprises can deal with diversified market demands.

This invention discloses a method for preparing a high specific surface area separator for a storage battery, belonging to the field of storage battery technology. The preparation method includes: S1, adding glass fiber, modified glass fiber, and additives to water and pulping at 1000 rpm for 30-60 minutes to obtain a fiber slurry, and adjusting the pH of the fiber slurry to 1-2 with water; S2, filtering and dehydrating the fiber slurry obtained in S1 to obtain a primary wet separator; S3, coating the surface of the primary wet separator with a nano-silica solution and wetting it for 1-2 hours to obtain a treated wet separator; S4, filtering and dehydrating the treated wet separator to obtain a secondary wet separator; S5, drying the secondary wet separator at 120℃ for 8-10 minutes to obtain a high specific surface area separator for the storage battery. The specific surface area of ​​this battery separator is greater than 6 m². 2 / g, high specific surface area is beneficial to improving the acid absorption capacity of the partition.

The invention relates to the technical field of high polymer material recycling and reusing, and discloses a flame-retardant enhanced ABS (acrylonitrile butadiene styrene) regenerated plastic particle and a production process thereof, the particle is prepared from an ABS regenerated crushed material, needle-like wollastonite, decabromodiphenyl ethane, antimony trioxide, an active coating liquid, ethylene bis stearamide and an antioxidant; the active coating liquid is prepared from a carboxyl-terminated butadiene-acrylonitrile copolymer, liquid epoxy resin and an aluminate coupling agent. The process comprises the following steps: firstly, preparing homogeneous transparent active coating liquid; heating the inorganic powder at a high speed, atomizing and spraying the coating liquid, switching to a low-speed mode, and reacting at a constant temperature of 105-115 DEG C; ethylene bis stearamide is added in the cooling stage; and finally carrying out melt extrusion granulation. According to the invention, the elastic chemical coating layer is constructed on the surface of the inorganic powder in situ, so that the dispersity of the inorganic filler is improved, the toughness loss of the ABS regenerated crushed material is repaired, and the regenerated plastic with high flame-retardant grade and excellent mechanical strength is prepared.

The utility model provides a kind of clamp magnetic ring device and winding machine, wherein, clamp magnetic ring device includes mounting seat and be set on mounting seat and be used for the first clamp magnetic ring component for clamping magnetic ring circumferential two ends;First clamp magnetic ring component includes a pair of magnetic ring clamp;Magnetic ring clamp includes first abutment and a pair of second abutment, and the width of second abutment on magnetic ring axial end face is 0.3mm-20mm.The utility model provides a kind of clamp magnetic ring device by a pair of magnetic ring clamp limit winding area, ensure that unit wire is wound in specified area, to ensure that the density and tightness of coil reach design requirement;First clamp magnetic ring component is applicable to different inductance processing by controlling the width of second abutment, when winding single-coil inductance, try to reduce the space of magnetic ring winding position occupied by magnetic ring clamp, reduce the influence of magnetic ring clamp to wire winding, to ensure the uniformity and consistency of coil winding on magnetic ring, to improve winding quality.

This invention relates to the field of fixing fixture technology and discloses a fixing fixture for precision bearing machining, including a reinforcing table. A machining table is fixedly connected to the bottom of the reinforcing table, and a machining shaft is mounted on the top of the reinforcing table. The inner wall of the reinforcing table is provided with a clamping mechanism. When the machining shaft is placed on the reinforcing table by a machine or by a worker, the machining shaft can be clamped by a motor or turntable rotating to drive the clamping plate to move. This prevents displacement due to cutting forces, vibrations, and other factors during machining, thereby improving the rotational accuracy and service life of the machining shaft. While clamping, the movement of the clamping plate drives the pressure plate to reinforce the bearing, preventing damage to the surface of the precision bearing. This contributes to the consistency of machining accuracy and quality, reduces dimensional deviations and surface quality differences caused by different clamping forces, and greatly improves machining efficiency.

The application discloses a water quality purifying device for water body treatment, and relates to the technical field of water quality purification, which comprises a water quality purifier arranged in a river channel, wherein the water quality purifier comprises two groups of first frame bodies and second frame bodies arranged in parallel and symmetrically; the first frame bodies and the second frame bodies are fixedly connected through two groups of connecting frames arranged in parallel and symmetrically; the first frame bodies, the second frame bodies and the connecting frames enclose a purifier frame; wherein a plurality of groups of biological filler supports are arranged in an array mode in the purifier frame; an adjusting module is further arranged in the purifier frame, and the adjusting module is used for adjusting the spacing of the biological filler supports; the spacing of the biological filler supports of each layer can be adjusted in real time through the adjusting module, so that the spacing of the biological filler supports of each layer is larger; therefore, the water flow can flow in the gaps between the biological filler supports, the blocking of the water flow by the biological filler supports is reduced, the stability of the water quality purifier in the river channel is improved, and the water quality purifier is prevented from being washed away or washed out.

This utility model discloses a nano-coating atomization device for automotive headlight coating, comprising a material tank, a liquid pump, and a double-layer cylinder. The upper surface of the material tank is provided with an ultrasonic disperser, a pressure relief pipe, and an air inlet. The liquid pump is installed on the side of the material tank and communicates with it. The outlet of the liquid pump is connected to an ultrasonic nozzle. The double-layer cylinder is screwed to the ultrasonic nozzle. The lower surface of the double-layer cylinder is provided with several trapezoidal spray holes arranged in a ring. After the liquid pump draws the material, it is sent to the ultrasonic nozzle, which atomizes and sprays the material. The air inlet provides compressed air to the double-layer cylinder. The compressed air is sprayed out from the trapezoidal spray holes to form an annular air curtain. The airflow carries the material to the surface of the headlight, reducing material dispersion and improving the efficiency of headlight coating.

The utility model relates to the technical field of sintering burdening, and discloses an automatic plate running device for sintering burdening, which comprises a conveying belt and a support frame, a running disc which conveys along the running direction of the conveying belt and can be folded by taking the center as an axis is arranged above the conveying belt; a central hanging ring is arranged on a support A on the running disc, and two end hanging rings are arranged on supports B on the two sides of the running disc. A universal hook A located at the tail end of a steel wire rope on the electric rope wheel and a digital display electronic scale used for reading the discharging amount of the running disc are arranged below the supporting frame, and two universal hooks B which are symmetrically arranged front and back are further arranged on the supporting frame; a lifting electric button for starting the electric rope wheel when pressed is further arranged at the bottom end of the right side of the supporting frame. Through an electric rope wheel and a hook mechanism, the running disc can be lifted to a certain height, so that the electronic scale can accurately measure the weight of raw materials. After measurement is completed, the running disc automatically falls and is folded, the raw materials are returned to the conveying belt, manual intervention is not needed in the whole process, and the batching efficiency and accuracy are improved.

The utility model relates to tobacco processing equipment technical field discloses a kind of airlock passageway mouth locking device of silk supply machine, comprising: U-shaped installation shell, fixedly installed in the outside of silk supply machine, the opening of U-shaped installation shell is towards airlock passageway;Locking mechanism, including screw rod and arc fixing part, screw rod has two and respectively rotationally arranged in the upper end two sides of U-shaped installation shell, each screw rod is all screw thread connection with threaded block, two threaded blocks are all fixed with the arc fixing part, the end of two arc fixing parts away from screw rod is all outwardly worn out the opening of U-shaped installation shell after and with airlock passageway outer surface meets;Push rod, the one end of U-shaped installation shell away from airlock passageway is equipped with through-hole, push rod is slidably arranged at through-hole, and the opposite ends of push rod are all equipped with linkage mechanism to be connected with corresponding side screw rod.The utility model can solve the problem that the sealing performance of the existing airlock passageway mouth of silk supply machine is not good enough, and the structure is complex and easy to wear.

The application relates to the field of visual intelligence, and discloses a UV curing light source dynamic compensation method and system based on visual intelligence, which comprises the following steps: setting an adjustable UV light source array for curing materials; collecting real-time images of the material surface during the curing process of the adjustable UV light source array; pre-processing the real-time images to obtain target images, obtaining material surface morphology characteristics based on the target images, and extracting micro-geometric structure variation of a curing reaction area based on the material surface morphology characteristics; calculating a radiation energy distribution map for compensating the UV light source according to the micro-geometric structure variation, generating light source control instructions according to the radiation energy distribution map; and sending the light source control instructions to the adjustable UV light source array, and adjusting the output intensity and irradiation angle of each light emitting unit in the adjustable UV light source array. The application can realize dynamic compensation of the UV light source.

This application relates to the technical field of fiberglass reinforced plastics (FRP), and in particular to an unsaturated polyester resin for FRP, a method for preparing the same, and FRP. The unsaturated polyester resin comprises the following raw materials in parts by weight: diols: neopentyl glycol 22-30 parts, 2,2-diallyl bisphenol A 2-4 parts, and bisphenol fluorene 5-9 parts; diacids: isophthalic acid 5-15 parts, terephthalic acid 5-15 parts; acid anhydrides: phthalic anhydride 3-15 parts, maleic anhydride 5-17 parts; toughening agent: double-ended hydrogen-capped silicone oil 5-9 parts; platinum catalyst: the amount of platinum catalyst added is 30-150 ppm of the total mass of 2,2-diallyl bisphenol A and double-ended hydrogen-capped silicone oil; diluent 25-45 parts; polymerization inhibitor 0.01-0.06 parts. It has the advantage of improving the hardness and toughness of the unsaturated polyester resin, thus enhancing its corrosion resistance.

The invention provides a preparation method of heat insulation silica gel foam, and belongs to the technical field of organic silicon foam. According to the raw material formula, the silica gel foam is prepared from two components in equal mass, by adding the modified aerogel composite material, the thermal conductivity of traditional silica gel foam is further reduced, good heat insulation and flame retardant effects are achieved, the flame retardant grade can reach V0, and therefore the silica gel foam has good application prospects as a heat insulation device in a new energy battery pack.

The utility model provides a myopia prevention and control lens without a center hole, which comprises a lens vision light area and a functional area, the functional area covers the lens vision light area and has three forms of a dot matrix area, a defocus area and a combination of the dot matrix area and the defocus area, and one of the dot matrix area and the defocus area can be selected to coincide with the lens vision light area according to user requirements. A plurality of micro laser points are uniformly distributed in the dot matrix area, and a plurality of micro lenses are distributed in the defocus area, so that the distribution balance of the microstructure in the whole functional area is ensured, and an optical regulation and control area is more stable and effective; and the continuity and the uniformity of the optical effect are maintained, light rays can uniformly act with the micro laser points or the micro lenses in the whole functional area to form continuous and stable dynamic optical interference signals or defocus signals, regulation and control of visual signals on eye axis growth are more effectively intervened, and the myopia prevention and control effect is improved.

The utility model discloses a stacked sewage regulation and emergency accident pool which comprises a regulation pool and an emergency accident pool, and the emergency accident pool is arranged above the regulation pool; a lifting pump room is arranged between the adjusting tank and the emergency accident tank, a lifting pump is arranged in the lifting pump room, and the lifting pump is used for lifting normal sewage to a subsequent sewage treatment unit or lifting accident sewage to the emergency accident tank for temporary storage; a grating well is arranged at the upstream in front of the regulating tank and the emergency accident tank; an adjusting tank water inlet and outlet electric gate is arranged at the water inlet and outlet of the adjusting tank; a surpassing channel for communicating the grating well with the lifting pump room is arranged between the grating well and the lifting pump room, and a surpassing electric gate valve is arranged on the surpassing channel. According to the utility model, the emergency accident pool is arranged above the adjusting pool, and an up-and-down overlapping construction mode is adopted, so that the sewage treatment plant has the advantage of greatly saving construction land on the premise of considering the functions of water quality and water quantity adjustment and emergency accident storage.

This application discloses a boiler wall-mounted air supply system for burners arranged on the front and rear walls, including a secondary air duct structure, side air ducts, air boxes, and connecting air ducts installed on the front and rear walls of the boiler; a group of adjacent air outlets are horizontally opened on the water-cooled wall fins of the boiler side walls; one end of each of the multiple air ducts is connected to the secondary air duct structure, and the other end is connected to the air box; the other end of the air box is connected to the connecting air duct, and the connecting air duct is sequentially connected to the air outlets, for forming an air curtain from front to back on the side walls after air is supplied. This application solves the problem of poor corrosion resistance and poor combustion conditions caused by unreasonable air outlet spacing or arrangement in existing systems by opening adjacent air outlets on the boiler side walls to form an air curtain.

The utility model discloses a feeding mechanism for iron powder processing equipment, and particularly relates to the technical field of iron powder processing, the feeding mechanism comprises a screening box, and an anti-blocking assembly is installed on the upper surface of the screening box; the anti-blocking assembly comprises a fixing box, the fixing box is fixedly connected with the upper surface of the screening box, a discharging barrel is installed on one side of the fixing box, a discharging hopper is welded to the upper surface of the discharging barrel, a first motor is installed on the upper surface of the fixing box, the output end of the first motor is fixedly connected with a first gear, and one side of the first gear is meshed with a second gear. The second gear is rotationally connected with the interior of the fixed box, and the fixedly-connected side of the second gear is meshed with a fluted disc. Compared with the prior art, due to the fact that the anti-blocking assembly is arranged, the fluted disc drives the scraping rod and the first spiral blade to rotate on the inner side of the discharging barrel, iron powder can be effectively prevented from being accumulated on the inner side of the discharging hopper, the blocking phenomenon is avoided, the downtime caused by blocking is shortened, and then the production efficiency is improved.

This invention discloses a polynorbornene imide insulating material, its preparation method, and its applications, belonging to the technical field of electrical insulation materials and their preparation. This invention solves the problem of poor insulation performance in existing polynorbornene imide dielectric films. This invention obtains FPNI by fluorinating polynorbornene imide (PNI), a polymer dielectric film with a wide bandgap and a high glass transition temperature organic rigid backbone. Furthermore, by doping FPNI with the wide bandgap organic molecule 4,4-dihydroxydicyclohexane (OH), not only is hydrogen bonding crosslinking between hydroxyl and fluorine atoms achieved, but the wide bandgap OH also brings higher electronic transition energy levels, resulting in a crosslinked polymer film with excellent insulation performance and a breakdown field strength of 619.53 MV / m.