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36results about How to "Efficient production and processing" patented technology

Method and device for determining grinding brittleness-ductility transformation critical cutting depth of hard and brittle material

The invention relates to the technical field of hard and brittle material ultra-precision machining. In order to achieve ductility domain grinding of the largest cutting depth, high surface quality of the hard and brittle material, and efficient and high-precision production machining, according to the technical scheme, a method and device for determining the grinding brittleness-ductility transformation critical cutting depth of the hard and brittle material comprises the following steps of (1) according to a grinding wheel used in ultra-precision grinding, determining the number, shape and distance of grains of a homemade multi-grain tool, (2) according to the grain shape, distance and front-angle parameters selected in the step (1), machining three or more grains on a grain base body, (3) controlling the multi-grain tool and a workpiece to generate relative motion, beginning to conduct scratching on the surface of the workpiece, meanwhile, controlling the multi-grain tool to conduct continuous feeding, enabling the depth of the scratch to continuously change, and observing and measuring the workpiece after scratching by utilizing a surface contourgraph and a confocal microscopy. The method is mainly applied to ultra-precision machining.
Owner:TIANJIN UNIV

Phase change material temperature-sensitive coating as well as composite retarder and preparation method thereof

ActiveCN107955632AGood effectOvercome the disadvantages of easy failureDust removalFire preventionCoal briquetteHigh water content
The invention discloses phase change material temperature-sensitive coating as well as a composite retarder and a preparation method thereof. A temperature-sensitive phase change material is used as acoating shell, the composite retarder with high water content is directly and externally coated with a composite phase change material, and the composite material takes phase change materials such asparaffin and stearic acid as matrix, uses glass fibers, polypropylene fibers and the like as aggregates and is prepared from flame retardant materials such as magnesium hydroxide, chlorinated paraffin, expanded graphite and glass beads. The phase change material temperature-sensitive coating improves the hardness and ignition point of the phase change material, enables coal briquettes not easy tobreak when falling down, and not only overcomes the defect that the traditional fire preventing and extinguishing retarder is easy to fail, but also well maintains the properties of the retarder; furthermore, the phase change material is more sensitive to temperature rise and can be melted before the critical temperature of coal spontaneous combustion, so that the retarder in the coating can be fully released so as to inhibit the coal spontaneous combustion. The preparation system adopts a modular design, is simple in structure and easy to operate, and can be used for efficiently producing and processing the retarder for the coating.
Owner:CHINA UNIV OF MINING & TECH

Method for preparing textured wheat protein by adopting twin-screw extrusion

The invention relates to a method for preparing textured wheat protein by adopting twin-screw extrusion. The method specifically comprises the following steps: adding powdery wheat protein and starch to a mixing stirrer to be stirred and mixed evenly; adding the mixture into a solid feeder of a high-torque twin-screw extrusion system, stirring and mixing evenly again; and adding to a high-torque twin-screw extruder to be extruded; cutting, drying and cooling extruded materials, so as to prepare the textured wheat protein product, wherein the moisture content is smaller than or equal to 13%, the puffing rate is greater than or equal to 1.20; the rehydration rate is greater than or equal to 190%; the water holding capacity is greater than or equal to 180%; the hardness of the rehydrated product is 7.00-12.50kg; the elasticity is 0.500-0.750; the chewiness is 2200-3550; the adhesion is -65.00 to -17.50g.sec; and the texturizing degree is greater than or equal to 2.0. The method is stable in processing process, simple in operation, and low in processing cost; the produced textured wheat protein product is abundant in nutrition, easy to digest, long in quality guarantee period, and good in cooking processing stability; the wheat protein resource is reasonably utilized; and the additional value of the wheat protein product is increased.
Owner:HEFEI UNIV OF TECH

Automatic pouring method and system for heat preserving furnace pouring platform

InactiveCN105478737APouring Precise ControlPrecise control of pouring platform automatic pouringMolten metal pouring equipmentsMetallurgyMolten steel
The present invention relates to the production field of casting technique, in particular to an automatic pouring method and system for a heat preserving furnace pouring platform. By collecting an inclined effluent angle of a heat preserving furnace of the heat preserving furnace pouring platform, a pouring reference datum angle of the heat preserving furnace satisfying the pouring amount is obtained. If the inclined angle of the heat preserving furnace is equal to the pouring reference datum angle, the heat preserving furnace stops inclining. After a predetermined time, a molten steel image from a diversion trench discharge hole to a pouring mold gate is collected, and a molten steel flow velocity value is obtained according to the molten steel image. The extracted molten steel flow velocity value is compared with a corresponding predetermined velocity range. When the molten steel flow velocity value exceeds the corresponding predetermined velocity range, the inclined pouring angle of the heat preserving furnace is adjusted to control the flow velocity of the molten steel within the corresponding predetermined velocity range, so as to solve the problems of the existing technology that the inaccurate control on the pouring angle causes molten steel waste when the heat preserving furnace automatically pours, and the pouring efficiency is low.
Owner:湖南华民控股集团股份有限公司

Industrial big data processing system based on artificial intelligence algorithm

InactiveCN111556032AReasonable production and processingScientific production and processingMachine learningTransmissionAlgorithmIndustrial equipment
The invention discloses an industrial big data processing system based on an artificial intelligence algorithm. The invention belongs to the technical field of industrial data processing. The supportbased on an artificial intelligence algorithm can be realized; industrial equipment information is acquired offline; useless information is removed after preprocessing; useful data information and simple integration processing are realized; a proper artificial intelligence algorithm is selected for processing according to the data type; then, the information is uploaded to a cloud server after security encryption; data processing and analysis are carried out by utilizing the strong computing power and computing speed of the cloud server; decision support is provided for industrial production;reasonable, scientific and efficient production and processing by utilizing industrial equipment are facilitated; the industrial data processing and analyzing speed and precision can be rapidly improved, a large amount of industrial data query and analysis can be achieved, an existing industrial production mode is effectively improved through rear remote centralized processing and front visual query, and industrial intellectualization and Internet of Things development are protected.
Owner:JIANGSU TIANREN IND INTERNET RES INST CO LTD

Hot press molding mechanism for electrode lugs of lithium-ion power batteries

The invention relates to a hot press molding mechanism for electrode lugs of lithium-ion power batteries. The hot press molding mechanism comprises a middle hot press mechanism and a metal conductor heating mechanism, wherein the middle hot press mechanism is used for compositing electrode lug adhesives and a metal conductor together through hot press. The middle hot pressing mechanism is provided with an upper hot press end socket and a lower hot press end socket which are synchronously and oppositely driven by cylinders. A left metal strap heating mechanism and a right metal strap heating mechanism are arranged on the two sides of the hot pressing mechanism respectively. Each metal strap heating mechanism is provided with an upper heating pipe and a lower heating pipe which are arranged on a support to form a 45-degree angle. The perpendicular distance between the surfaces of modulator tubes and the surface of a metal strap is 20 mm. The power of the four heating pipes is regulated to be the same. Every two heating pipes in the same set are on a perpendicular straight line and fixedly arranged on the two sides of the metal conductor to form a shape like a Chinese character 'ba'. The horizontal distance between the heating pipes and the end sockets is 15 mm. By means of the hot pressing forming mechanism, the hot sealing molding time of the power large electrode lugs can be effectively shortened, the excellent hot sealing adhesion effect is provided, the size stability and the appearance of rubber blocks molded through hot press are improved, the hot press molding mechanism is suitable for continuous production, and the production efficiency is improved.
Owner:WUXI BAISHIJIE METAL PROD TECH

A kind of temperature-sensitive explosive cell coat inhibitor and preparation method thereof

A temperature-sensitive explosive cell coat inhibitor and a preparation method thereof belong to the technical field of coal mine goaf safety prevention and control, and can solve the shortcomings of existing inhibitors such as short service life, poor stability, and strong corrosiveness, and the temperature-sensitive cell coat resistance The inhibitor has the disadvantage that the production process is relatively complicated. First, a drill hole is drilled into the aftercoat shell, and the mixed solution of reactant A and inhibitor is injected from the drill hole, and then a small ball wrapped with paraffin wax is added to reactant B, and finally Seal the holes with melted sticky plastic. When the temperature of the coal mine goaf rises to the critical temperature of the coal, the paraffin inside the spheroid melts and reacts to generate carbon dioxide gas and salt solution, and the generated saline solution is an inhibitor solution; the generated carbon dioxide gas increases The pressure breaks through the spherical shell, and the inhibitor solution is completely released, and the gas is an inert gas, which reduces the concentration of oxygen and inhibits spontaneous combustion of coal. The invention has a simple structure and is easy to operate, and can efficiently produce and process cell-coated inhibitors.
Owner:TAIYUAN UNIV OF TECH

A kind of preparation method of composite microcapsule inhibitor for preventing and controlling coal spontaneous combustion

The invention relates to a composite microcapsule stopping agent for preventing coal spontaneous combustion and a preparation method of the composite microcapsule stopping agent. The stopping agent comprises a wall shell and a stopping agent solution sealed in the wall shell. The wall shell is mainly prepared from the following components of, by weight, 70-80 parts of phase-change materials, 10-20parts of flame-resistant materials and 8-12 parts of reinforcing materials. The stopping agent solution is ionic liquid or a chloride solution. The stopping agent solution is evenly composited to thecomposite phase-change materials to obtain a mixed emulsion, the mixed emulsion is sprayed into a dry porous medium in an emulsion-drop mode through a spraying device to enable mixed emulsion drops to be further atomized into mist drops with the particle diameter of 30-50 [mu]m, and after the mixed emulsion which is formed into the mist drops makes contact with cold air, the composite phase-change mixed materials are quickly solidified to wrap the stopping agent solution to form the composite microcapsule stopping agent. The stopping agent can be evenly distributed in coal seams, the coveragerange is wide, accumulation of heat is prevented, coal spontaneous combustion is resisted, and the preparation method can efficiently produce and process the composite microcapsule stopping agent.
Owner:CHINA UNIV OF MINING & TECH

A method for producing worm tea by utilizing eagle tea leaves

The invention relates to an insect tea production method, in particular to a method for producing insect tea by means of eagle tea. The method mainly comprises the steps of 1, picking tender leaves of eagle tea trees, conducting fixation and air-drying, and then placing the leaves in a feeding vessel; 2, placing aglossa dimidiafa haworth larvae in the feeding vessel containing the dried eagle tea leaves; 3, collecting excrement secreted by the aglossa dimidiafa haworth larvae after the aglossa dimidiafa haworth larvae eat the eagle tea leaves; 4, removing foreign matter in the excrement, and then conducting screening, drying and sterilization to obtain insect tea; 5, conducting packaging to obtain the finished insect tea. The eagle tree leaves are used as the feeding material, artificial feeding of the aglossa dimidiafa haworth larvae is conducted, insect reproduction is accelerated after the aglossa dimidiafa haworth larvae eat the eagle tea leaves, the number of insect bodies is increased, growth period is prolonged, more excrement is generated, and therefore the yield of the insect tea can be increased quickly. The defects of the prior art that production period is long and yield is low are overcome, large-scale factory production can be achieved, and efficient, sanitary and orderly production of insect tea can be achieved under manual control.
Owner:DAXIAN JINHAI TRADING

Method and device for determining critical depth of cut for brittle-to-ductile transition in grinding hard and brittle materials

The invention relates to the technical field of hard and brittle material ultra-precision machining. In order to achieve ductility domain grinding of the largest cutting depth, high surface quality of the hard and brittle material, and efficient and high-precision production machining, according to the technical scheme, a method and device for determining the grinding brittleness-ductility transformation critical cutting depth of the hard and brittle material comprises the following steps of (1) according to a grinding wheel used in ultra-precision grinding, determining the number, shape and distance of grains of a homemade multi-grain tool, (2) according to the grain shape, distance and front-angle parameters selected in the step (1), machining three or more grains on a grain base body, (3) controlling the multi-grain tool and a workpiece to generate relative motion, beginning to conduct scratching on the surface of the workpiece, meanwhile, controlling the multi-grain tool to conduct continuous feeding, enabling the depth of the scratch to continuously change, and observing and measuring the workpiece after scratching by utilizing a surface contourgraph and a confocal microscopy. The method is mainly applied to ultra-precision machining.
Owner:TIANJIN UNIV

A temperature-sensitive cell coat of phase change material, composite inhibitor and preparation method thereof

ActiveCN107955632BGood effectOvercome the disadvantages of easy failureDust removalFire preventionCoal briquetteParaffin wax
The invention discloses phase change material temperature-sensitive coating as well as a composite retarder and a preparation method thereof. A temperature-sensitive phase change material is used as acoating shell, the composite retarder with high water content is directly and externally coated with a composite phase change material, and the composite material takes phase change materials such asparaffin and stearic acid as matrix, uses glass fibers, polypropylene fibers and the like as aggregates and is prepared from flame retardant materials such as magnesium hydroxide, chlorinated paraffin, expanded graphite and glass beads. The phase change material temperature-sensitive coating improves the hardness and ignition point of the phase change material, enables coal briquettes not easy tobreak when falling down, and not only overcomes the defect that the traditional fire preventing and extinguishing retarder is easy to fail, but also well maintains the properties of the retarder; furthermore, the phase change material is more sensitive to temperature rise and can be melted before the critical temperature of coal spontaneous combustion, so that the retarder in the coating can be fully released so as to inhibit the coal spontaneous combustion. The preparation system adopts a modular design, is simple in structure and easy to operate, and can be used for efficiently producing and processing the retarder for the coating.
Owner:CHINA UNIV OF MINING & TECH

Drilling machine

The invention relates to a drilling machine. The drilling machine comprises a machine frame, wherein the machine frame is provided with a worktable, a pushing mechanism for conveying shuttle-shaped sun visors on the worktable and a drilling device for drilling holes on the surfaces of the shuttle-shaped sun visors; the drilling device comprises a front-row drilling part and a rear-row drilling part which are arranged in the direction of conveying the shuttle-shaped sun visors, and a lifting driving mechanism for driving the front-row drilling part and the rear-row drilling part to carry out drilling works; the front-row drilling part comprises a pair of front-row drilling bit assemblies; the rear-row drilling part comprises three rear-row drilling bit assemblies; the front-row drilling bitassemblies and the rear-row drilling bit assemblies are staggered in the direction of conveying the shuttle-shaped sun visors; each front-row drilling bit assembly comprises at least four front-row drilling bits and a front-row drilling driving piece for driving the four front-row drilling bits to rotate; and each rear-row drilling bit assembly comprises at least four rear-row drilling bits and arear-row drilling driving piece for driving the four rear-row drilling bits to rotate. The drilling machine greatly increases the efficiency of the shuttle-shaped sun visors in the drilling process.
Owner:上海锐视门窗有限公司

Graphite polyphenyl granule novel composite insulation board production line

PendingCN114030126ANot easy to shift positionImprove quality and production efficiencyCleaning using toolsProcess engineeringManufacturing line
The invention discloses a graphite polyphenyl granule novel composite insulation board production line, and belongs to the technical field of insulation board production, the graphite polyphenyl granule novel composite insulation board production line comprises a supporting bottom plate, the upper surface of the supporting bottom plate is fixedly connected with the lower surface of a supporting plate through supporting legs, and the rear portion of the upper surface of the supporting bottom plate is fixedly connected with the lower surface of a connecting baffle; and the front face of the connecting baffle is fixedly connected with the back face of a top plate. According to the device, by arranging a transmission roller, a pressing roller, a glue scraping assembly, a discharge valve and a handle, the handle can be held to move back and forth to clean materials overflowing from the heat preservation plate within the time period when the heat preservation plate is extruded, the materials can fall into an excess material collecting box after being scraped, and the movement of a scraper push plate can accumulate the material in the excess material collecting box to both sides and discharge it from the discharge valve; the purposes of cleaning and collecting the extruded and overflowed materials are effectively achieved, the production cost is reduced, meanwhile, the working environment is not prone to being polluted, and the efficient production and machining of the heat preservation plate are facilitated.
Owner:枣阳银达银通节能建材有限公司

Chip resistor conductor layer printing equipment and using method thereof

The invention discloses chip resistor conductor layer printing equipment and a using method thereof. The chip resistor conductor layer printing equipment comprises a working platform and a printing box arranged on the upper end face of the working platform. The chip resistor conductor layer printing equipment is characterized in that the upper end face of the printing box is fixedly connected with two mounting plates, and an equipment box body is arranged between the two mounting plates; a plurality of heating plates are arranged in a cavity of the equipment box body; ventilation pipes are arranged on the two sides of the equipment box body, and the ends, away from the equipment box body, of the ventilation pipes penetrate into the printing box; and opening and closing doors are movably arranged on the two sides of the printing box, and driving mechanisms used in cooperation with the opening and closing doors are arranged on the upper end face of the printing box. Through cooperation of the equipment box body, the heating plates and the ventilation pipes, the ventilation pipes continuously convey air heated to a certain temperature into the equipment box body, the inside of the printing box is kept at high temperature all the time, heat loss in the printing box is supplemented, and when a next workpiece is machined every time, the temperature rise time of the working bin of the printing box is shortened, and energy consumption is reduced.
Owner:安徽省富捷电子科技有限公司

Wax pencil molding machine

The invention discloses a wax pencil molding machine, and relates to the field of wax pencil production. The wax pencil molding machine comprises a machine body, a molding die and an ejecting mechanism, wherein stop levers are arranged horizontally on two sides of the molding die; a scraper is arranged at one end of the molding die; a collecting hopper which communicates with an upper end face ofthe molding die is arranged at the other end of the molding die; two ends of the scraper are pressed against an inner side wall of the scraper; a sliding seat is horizontally arranged at one end of the machine body close to the scraper; a slide bar is horizontally connected to the sliding seat in a sliding way; one end close to the scraper of the slide bar is fixed to an outer side wall of the scraper; the molding die is provided with two groups of die cavities; the two groups of die cavities are distributed on two sides of the slide bar; and the ejecting mechanism is provided with a driving mechanism for driving the slide bar to slide in a reciprocating way. The wax pencil molding machine has the advantages and effects that automatic cleaning and collection of waste on the molding die arerealized through the arrangement of the highly automated scraper; the labor intensity of workers is lowered; the production efficiency of wax pencils is improved; and meanwhile the effect of clean production is achieved.
Owner:台州市美琪乐工艺品有限公司

A crayon molding machine

The invention discloses a wax pencil molding machine, and relates to the field of wax pencil production. The wax pencil molding machine comprises a machine body, a molding die and an ejecting mechanism, wherein stop levers are arranged horizontally on two sides of the molding die; a scraper is arranged at one end of the molding die; a collecting hopper which communicates with an upper end face ofthe molding die is arranged at the other end of the molding die; two ends of the scraper are pressed against an inner side wall of the scraper; a sliding seat is horizontally arranged at one end of the machine body close to the scraper; a slide bar is horizontally connected to the sliding seat in a sliding way; one end close to the scraper of the slide bar is fixed to an outer side wall of the scraper; the molding die is provided with two groups of die cavities; the two groups of die cavities are distributed on two sides of the slide bar; and the ejecting mechanism is provided with a driving mechanism for driving the slide bar to slide in a reciprocating way. The wax pencil molding machine has the advantages and effects that automatic cleaning and collection of waste on the molding die arerealized through the arrangement of the highly automated scraper; the labor intensity of workers is lowered; the production efficiency of wax pencils is improved; and meanwhile the effect of clean production is achieved.
Owner:台州市美琪乐工艺品有限公司

Automatic correction device for leather cutting machine

The invention relates to an automatic correction device for a leather cutting machine. The automatic correction device mainly comprises a control device, rolling shafts, a support frame and a motor, wherein the two rolling shafts are arranged on the support frame, and are connected and fixed on the upper surface of the support frame through bearings; a control device is arranged at one side of the support frame; pulleys are arranged on the lower part of the support frame; a steel structure frame is arranged at the bottoms of the pulleys; guide columns are arranged at the two ends of a gap between the rolling shafts; the guide columns are fixed on the steel structure frame; a motor is arranged on the steel structure frame; the motor is connected to the bottom of the support frame through a lead screw bearing; a sensor is arranged in a main machine body; in case of an offset during charge of leather, a signal is sent to the control device by the sensor, the control device controls the motor to work, and the motor drives the lead screw bearing to rotate, so that the support frame moves towards a corresponding direction to correct and align the leather, and the leather is subjected to processing treatment before entering the main machine body; and mechanical charge correction is realized, and working environment is improved.
Owner:刘建轻
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