35results about How to "Meet diverse market needs" patented technology

The invention relates to the technical field of mineral wool production and discloses a steel hot molten slag mineral cotton and its making method. The raw materials of the steel hot molten slag mineral cotton comprise 70-90% by mass of molten blast furnace slag and 10-30% by mass of a tempering material. The making method mainly comprises the following steps: directly introducing the hot molten slag to the initial melting zone of a slag melting furnace through a slag tank, and allowing the tempering material and the hot molten blast furnace slag to enter the initial melting zone of the slag melting furnace together; and maintaining the temperature of a melt in the initial melting zone in a range of 1400-1500DEG C for 4-6h, then allowing the melt to enter a primary melting zone, maintaining the temperature of the melt in the primary melting zone in a range of 1420-1450DEG C for 6-9h, then allowing the melt to enter a material discharge zone, and allowing the melt to flow to the roller of a centrifuge to form raw cotton. The preparation method has the advantages of energy saving, consumption reduction and simple process flow, and the prepared mineral cotton has the characteristics of good vitreous state, high fiber formation rate, wide adjustment range of the acidity coefficient and the like, and can satisfy the diversification demands of the market.

The invention discloses a method for producing mineral wool by using early-stage molten-state steel slag of a converter, and belongs to the technical field of production of mineral wool. The method comprises the following steps: pouring the early-stage molten-stage steel slag of the converter in a smelting furnace, adding a reducing agent and a modifier in a pouring process, and carrying out reducing and modifying; and after stirring, mixing evenly and standing for 0.5-1.5 hours, feeding slag at the temperature between 1,380 DEG C and 1,430 DEG C to wool producing equipment and processing into the mineral wool. Double advantages of 'residues' and 'heat' of the molten-state steel slag are played fully, ferrosilicon and aluminum granules are used as reducing agents, reaction of silicon, aluminum and iron oxide is silicothermal reaction and aluminothermal reaction, a large amount of thermal can be produced along with the reaction, and heat supply in a whole reducing and modifying process can be satisfied. After valuable elements are recycled, residues are directly prepared into the mineral wool with high additional value, the molten-state steel slag is comprehensively recycled, the problem of emission of the steel slag is solved, furthermore, the production cost of the mineral wool can be reduced, and the economic benefit and the environment benefit are good.

The invention discloses a rapid preparation method of a C/C composite material and belongs to the technical field of material preparation. The rapid preparation method of the C/C composite material comprises the following steps: 1) preparation of a preform; 2) heat treatment of the preform; 3) preparation of water-based graphite slurry; 4) injection of graphite slurry; 5) recharging of the graphite slurry; 6) preparation of a green body; 7) carbonization treatment; and 8) densification treatment: the C/C porous preform is densified by using one or a combination of more of a chemical gas phasepermeation process, an impregnation-carbonization process and a high temperature hot pressing process. The rapid preparation method of the C/C composite material, disclosed by the invention, has the advantages that graphite powder is uniformly introduced by using a slurry injection method without destroying the bonding strength of the carbon fiber preform; the strength and microstructure uniformity of the material green body is guaranteed on the one hand, the densification time in the later period is greatly shortened on the other hand, the cost is reduced, and the rapid preparation method issuitable for industrial production; by using the water-based graphite slurry, the cost is low and pollution is avoided; and the C/C composite material prepared by using the method has the advantages of high strength, good wear resistance and reliable high temperature performance.

The invention belongs to the technical field of composite material preparation, and particularly relates to a high-strength and high-toughness ultrahigh-temperature ceramic matrix composite material and a preparation method thereof. The preparation method comprises the following steps: alternately depositing two coatings on the surface of the carbon fiber material by adopting a chemical vapor deposition method to obtain the carbon fiber material with the multilayer CVD composite coating, wherein the two coatings are one of a pyrolytic carbon layer or a layered ceramic coating and an ultrahigh-temperature ceramic coating; adopting a phenolic resin/epoxy resin solution and ceramic powder to form ceramic slurry, coating the CVD composite coating carbon fiber material with the ceramic slurry, performing alternately staggered stacking and needling to obtain a stacked fiber felt, and after vacuum drying, performing warm-pressing curing and carbonization treatment, and obtaining a porous prefabricated body; and finally, carrying out densification treatment to obtain the ceramic-based composite material. The material has high strength, high fracture toughness, oxidation resistance, ablation resistance and corrosion resistance, and can be applied to high-temperature and ultrahigh-temperature structural materials, oxidation-resistant and corrosion-resistant materials and aerospace ablation-resistant materials.

The invention provides a method of bonding and fixing metal parts, a polysulfone composite material for bonding and fixing metals, and a preparation method and applications thereof. A novel application of polyphenylene sulfone resin as a metal bonding material is provided. Polyphenylene sulfone resin is usually used in fields such as food safety, medical instruments, and the like. The excellent metal bonding performance of polyphenylene sulfone resin is found for the first time. Polyphenylene sulfone resin is used to bond and fix metal parts, the bonding strength is high, and the peeling or breaking is difficult.

The invention relates to the technical field of medicinal material cutting equipment, in particular to multifunctional traditional Chinese medicinal material slicing equipment. An electric control boxis arranged on the outer wall of a machine shell. A top cover is arranged at the top of the machine shell. A first lifting motor is fixed to one side of the lower portion of the top cover. A rotary motor is fixed to an output shaft of the first lifting motor. An output shaft of the rotary motor is connected with a rotary shaft through a coupling. Multiple cutting discs are fixed to the rotary shaft. Rails are symmetrically arranged on the inner wall of the machine shell. A medicinal material placement disc is movably arranged on the rails and is arranged in an inserting opening in the side wall of the machine shell in an inserted manner. A guide hopper is arranged below the rails. A lower end opening of the guide hopper is connected with an air inlet pipe of a dust collector. An air outlet of the dust collector is connected with a powder discharging opening. Traditional Chinese medicinal materials can be subjected to slicing treatment according to needs, in addition, medicine powder generated by slicing can be subjected to tabletting treatment, the current diversified market requirements can be greatly met, and the multifunctional traditional Chinese medicinal material slicing equipment is wide in application range and higher in practicality.

The invention provides a slag ball content control method for preparation of mineral wool from silicon-manganese slag and relates to improvement of a technological method for preparing mineral wool from metallurgical slag, particularly from the silicon-manganese slag. The method is characterized in that a flux is added to hot melt slag of a silicon-manganese alloy in the preparation process, wherein the flux contains calcium fluoride and magnesium oxide, adding amount of calcium fluoride is 5%-8% by weight of the hot melt slag of the silicon-manganese alloy, and the adding amount of magnesiumoxide is 3%-5% by weight of the hot melt slag of the silicon-manganese alloy. According to the method, the slag is diluted by adding the flux to the hot melt slag of the silicon-manganese alloy, flowability of the hot melt slag is enhanced, fibers can become thinner due to wool forming in a high-speed centrifugation state, content of slag balls in the mineral wool is reduced, tensile strength of the mineral wool is improved, cost is lower, and operation is facilitated; glass state of high-temperature melt of the prepared mineral wool is good, fiber forming rate is high, fiber forming quality is excellent, slag ball content is lower than 8%, heat conductivity coefficient is low, tensile strength is high, and diversified market demands can be met.

The invention belongs to the technical field of textile dyeing, and particularly relates to online dyeing equipment and process for asynchronous dyeing of two colors. The on-line dyeing equipment is a winding machine provided with a dyeing unit and a dye liquor supply unit, and is composed of a cone yarn winding device, the dyeing unit, the dye liquor supply unit, cone yarn, a yarn carrying base, an air ring breaker and an equipment base, wherein the dyeing unit comprises a first dye vat and a second dye vat, the dye liquor supply unit controls supply and circulation of dye liquor, the dye liquor is conveyed into the dye vats, during dyeing, the rotating speed and the running speed of a dyeing wheel are adjusted, the dye liquor on the surface of the dyeing wheel is rapidly adhered and permeates into fibers, dye is fixed through steaming treatment and aftertreatment, and finally the dyed yarn distributed with different colors is obtained. According to the process, the production process can be remarkably shortened, the production operation can be simplified, the using amount of dyeing auxiliaries can be reduced, the use coverage of dye types and yarn types is wide, diverse fabric styles and leisure production can be achieved, and the market requirements for small batch and diversification are met.

The present invention belongs to the electric appliance equipment technology field, and relates to a connecting wire device of a wire-changing power strip. The main body structure of the connecting wire device comprises connecting plugs, a wireless power strip, a wireless socket, a first connecting jack, a second connecting jack and a connecting wire, and the main body structure of each connecting plug comprises a plug supporting base, a plug, a box body, a fixing bolt, a T-shaped sealant sleeve, a box cover, a bump fixing hole, a U-shaped groove, a sealant sleeve, a plug groove, a pull buckle, etc. The connecting plugs are arranged at the two ends of the connecting wire, the first connecting jack on the side surface of the wireless power strip is in inserted connection with the connecting plug at one end of the connecting wire, and the connecting plug at the other end of the connecting wire is in inserted connection with the second connecting jack on the front side surface of the wireless socket. By just plugging the connecting plugs out of the wireless power strip and the wireless socket, and opening the box cover, the connecting wire of any length is disassembled and replaced. The connecting wire device is simple in main body structure, good in safety and friendly in application environment, is convenient to install and use, and possesses a good market application prospect.

The invention discloses a durable film composite substrate for laminating card manufacturing and a manufacturing process. The composite substrate structurally comprises a printed layer, a connection layer, a film, a composite adhesive, a back adhesive A, a substrate sheet and a back adhesive B in sequence from top to bottom. The film can be one of a PET aluminum laminated film, a PET film, a PC film and a PETG film in thickness of 10-50micron; when the film is the PET aluminum laminated film, an aluminum laminated surface of the film is connected with the substrate sheet through the compositeadhesive and the back adhesive A; the substrate sheet can be one of PVC, PC, PETG and ABS in thickness of 80-800micron. The film composite substrate can be applied to the field of laminating card manufacturing; after laminating, initial 90-degree peel strength of the film and the substrate sheet reaches 12N/cm or above and still reach 9N/cm or above after aging for 14 days at 50 DEG C under the relative humidity of 93%, the substrate is superior to similar imported products in performance, and technical requirements on peel strength in international standards ISO7810, CQM and the like are completely met.

The invention relates to the technical field of metal pipes, in particular to a hexagonal anti-corrosion insulation metal pipe. The hexagonal anti-corrosion insulation metal pipe comprises a metal pipe body, the outer wall and the inner wall of the metal pipe body are hexagonal, the outer wall of the metal pipe body is coated with a fluorocarbon paint anti-corrosion layer, and an insulation layer is wound on the surface of the fluorocarbon paint anti-corrosion layer. The hexagonal anti-corrosion insulation metal pipe is novel in structure, diversified market requirements are met, the surface of the metal pipe is coated with the anti-corrosion layer, the corrosion resistance of the metal pipe is effectively enhanced, the insulation layer can achieve the insulation effect, and use is safe and reliable.

The invention discloses a technology for producing a tool part blank for cutting a thin-wall steel plate by virtue of a casting method. The technology for producing the tool part blank for cutting thethin-wall steel plate by virtue of the casting method comprises the following steps: alloy smelting, shell roasting, pouring, shell vibration, lifting-blasting, cutting, annealing, grinding, machining, and carbon restoration and hardening-tempering, wherein the used alloy comprises the following substance components in percentage: 0.35%-0.45% of C, 0.30%-0.45% of Si, 0.1%-0.4% of Mn, 1.0%-1.8% ofCr, 0.1%-0.4% of Mo, 1.0%-2.5% of W, not greater than 0.3% of V, less than 0.03% of impurity elements, and the balance Fe. According to the technology for producing the tool part blank for cutting the thin-wall steel plate by virtue of the casting method, the components of the adopted casting alloy are easy to control, and a casting die is simple to produce, and capable of producing special platecutting tools with complex shapes, and meeting small-batch and diversified market needs; and the part blank of a cutting tool is produced through the casting method, the part blank can be produced only by producing one die, and the production efficiency for the blank is greatly increased, so that the problem that the blank produced by a forging method is unsuitable for producing the special platecutting tools with complex structure, is solved.

The invention relates to the technical field of metal pipes, in particular to an anti-corrosion insulating steel pipe which comprises a steel pipe body. Multiple arc protruding bars are annularly and evenly distributed on the inner wall of the steel pipe body, the outer wall of the steel pipe body is coated with an epoxy oil-resistant corrosion-resistant layer, and an insulating layer is wound on the surface of the epoxy oil-resistant corrosion-resistant layer. The anti-corrosion insulating steel pipe is novel in structure and meets diversified market requirements, the surface of the steel pipe is coated with the corrosion-resistant layer, so that the corrosion resistance of the metal pipe is effectively enhanced, the insulating layer has an insulating effect, and the anti-corrosion insulating steel pipe is safe and reliable to use.

The invention relates to the technical field of metal pipes, in particular to an outer-hexagonal anti-corrosion sterilization steel pipe. The outer-hexagonal anti-corrosion sterilization steel pipe comprises a steel pipe body, the outer wall of the steel pipe body is of a regular hexagon structure, the inner wall of the steel pipe body is coated with a nanometer sterilization layer, the outer wall of the steel pipe body is coated with a Fluorocarbon paint anti-corrosion layer, and a protection film is arranged on the surface of the Fluorocarbon paint anti-corrosion layer. The outer-hexagonal anti-corrosion sterilization steel pipe is novel in structure and meets diversified market demands, the surface of the steel pipe is coated with the anti-corrosion layer, the corrosion resistance of the metal pipe is reinforced effectively, the nanometer sterilization layer is arranged on the inner wall of the metal pipe, an effective sterilization function can be achieved, cleanness of water can be maintained, and human health is facilitated.

The invention relates to the technical field of metal pipes, in particular to a hexagonal acid-resisting flame-retardant metal pipe. The hexagonal acid-resisting flame-retardant metal pipe comprises a metal pipe body, the inner wall of the metal pipe body is of a regular hexagon structure, the inner wall of the metal pipe body is coated with a nanometer sterilization layer, and the outer wall of the metal pipe body is coated with a fluorocarbon paint anti-corrosion layer. The hexagonal acid-resisting flame-retardant metal pipe is novel in structure, diversified market requirements are met, the surface of the metal pipe is coated with the anti-corrosion layer, the corrosion resistance of the metal pipe is effectively enhanced, the nanometer sterilization layer is arranged on the inner wall, the effective sterilization function can be achieved, water quality is kept clean, and human health is facilitated.

The invention relates to the technical field of metal tubes, in particular to a hexagonal socket anti-corrosion insulation steel tube. The hexagonal socket anti-corrosion insulation steel tube comprises a steel tube body, the inner wall of the steel tube body is of a hexagonal structure, a polished layer is arranged on the inner wall of the steel tube body, the outer wall of the steel tube body is coated with a fluorocarbon paint anti-corrosion layer, and an insulation layer is wound on the surface of the fluorocarbon paint anti-corrosion layer. The hexagonal socket anti-corrosion insulation steel tube is novel in structure, the diversified market demands are met, the surface of the hexagonal socket anti-corrosion insulation steel tube is coated with the anti-corrosion layer, the anti-corrosion performance of the steel tube is effectively enhanced, the insulation effect can be achieved through the insulation layer, and use is safe and reliable.