17results about How to "Guaranteed melting effect" patented technology

The invention relates to the technical field of preparation of microcrystalline glass, in particular to lithium metasilicate microcrystalline glass and a preparation method thereof, the lithium metasilicate microcrystalline glass comprises the following components in percentage by mass: 62%-78% of SiO2, 3%-10% of Al2O3, 4%-18% of Li2O, 0-5% of K2O, 0.6%-7.5% of P2O5 and 2%-15% of ZrO2, the value of (SiO2 + Al2O3) / Li2O) is 6-15, the value of Al2O3 / Li2O is 0.7-1.3, and P2O5 + ZrO2 is less than 8%. According to the technical scheme, by designing a proper basic glass material formula, a heat treatment crystallization process system and a chemical strengthening process, the high-strength transparent glass ceramic with lithium metasilicate as a main crystal phase is obtained; the glass has the characteristics of large surface compressive stress, high strength, strong ion exchange capacity, excellent impact resistance, excellent falling resistance and the like, so that the application requirement of the glass as a cover plate on an electronic product is met. The problems that in the prior art, glass ceramics are insufficient in strength and transparency and cannot meet the requirements of electronic device protection glass cover plates are solved.

The invention relates to the technical field of optical thin films, and particularly discloses a preparation method of a super-hydrophobic optical thin film capable of being applied to different wavelengths, and the preparation method comprises the following steps: S1, carrying out surface cleaning, surface polishing and surface cleaning on a glass substrate, and then sputtering and depositing a silicon oxide film to obtain deposited glass; s2, performing metal copper fused deposition on the surface of the deposited glass, and then performing annealing treatment and nickel gun purging to obtain a semi-finished product; and finally, performing nano dry etching to obtain a finished product. The film has the advantages of hydrophobic effect, low reflectivity and high transmissivity.

The utility model discloses a mold water-passing plate for melting a quartz crucible and a connecting structure thereof, which comprise a water-passing plate, a through hole is arranged at the center of the water-passing plate, and a guide ring corresponding to the edge of a mold is integrally formed on the lower surface of the water-passing plate; a machine frame is arranged on one side face of the water passing plate, and the water passing plate is arranged on the machine frame in a sliding mode. A fixed plate is arranged on the rack above the water passing plate in a sliding manner, and three graphite electrodes are fixed on the fixed plate and movably penetrate through the through holes. The mold has the advantages that the mold is simple in structure and easy to implement, heat can exist on the upper edge of the mold, heat flow is prevented from directly running out of gaps, electric energy consumption is reduced, and meanwhile the quality of the upper edge of a quartz crucible product is guaranteed; the distance between the water passing plate and the mold is ensured; and the quantity of graphite electrodes in the mold is ensured, so that the melting effect of quartz sand is ensured, and the product quality of a quartz crucible is improved.

The utility model provides an electric arc melting furnace with a feeding structure for brown fused alumina production, which comprises an electric arc melting furnace body, a brown fused alumina powder adding hopper, a rotating seat and inclined fins, and a first feeding pipe, a second feeding pipe and a third feeding pipe are mounted at the upper end of the electric arc melting furnace body in a penetrating manner at equal angles; a brown fused alumina powder adding hopper is horizontally installed at the upper ends of the first feeding pipe, the second feeding pipe and the third feeding pipe, a small servo motor is installed in the middle of the upper end in the brown fused alumina powder adding hopper in a suspended mode through a plurality of installation battens, and a brown fused alumina powder screen is horizontally fixed to the lower end of the outer side of the small servo motor. According to the uniform feeding structure designed by the utility model, the introduced brown fused alumina powder can be uniformly fed, and the larger brown fused alumina powder can be screened, so that the smelting effect of the qualified brown fused alumina powder entering an electric arc smelting furnace subsequently is ensured.

The application relates to the field of quartz sand smelting, and discloses a quartz sand smelting device and a smelting method thereof. The quartz sand smelting device comprises a device shell, the device shell is vertically arranged, a stirring mechanism is arranged in the device shell, the stirring mechanism is used for stirring quartz sand in the device shell, a feeding pipe is arranged on one side of the device shell, the feeding pipe is upwardly inclined, a driving piece is arranged on one side of the feeding pipe, the driving piece drives the feeding pipe to rotate, and a cross beam is arranged at one end of the feeding pipe away from the device shell. The quartz sand smelting device and the smelting method thereof can rub and roll the quartz sand, separate the quartz sand and the magnetic ore adhered together, and flatten the quartz sand, so that the quartz sand can fully contact the inner wall of the feeding pipe, the adsorption effect of the magnetic ore in the quartz sand on the feeding pipe is improved, the efficiency and effect of the quartz sand magnetic separation are improved, and the purity of the quartz sand is improved.

A PK post-treatment system comprises a crusher, a polymer dryer, an extruder and an underwater granulator, a feed port of the crusher is connected with a PK polymerization unit, a discharge port of the crusher supplies materials to the polymer dryer, the polymer dryer is connected with a negative pressure source, a discharge port of the polymer dryer supplies materials to the extruder through a powder cooler, and the underwater granulator is connected with the powder cooler. A mixing feed hopper is further arranged at the feed end of the extruder and connected with an anti-aging agent source, and a discharge port of the extruder supplies materials to the underwater granulator through a melt pump. The device is simple in structure and convenient to operate, and PK products with stable quality can be obtained.

The utility model relates to the technical field of extruders, in particular to a thermal insulation material extrusion device, which comprises a shell, an extrusion head, a plurality of extrusion nozzles and a plurality of extrusion nozzles, a protection structure is installed on the outer side of the extrusion head and comprises an outer cover, the outer cover is fixedly installed on the outer wall of the extrusion head, the top face of the outer cover is connected with a feeding port, the bottom face of the outer cover is in threaded connection with a bottom cover, and an arc-shaped frame is fixedly installed on the top face of the inner side of the outer cover; and a scraping plate is rotationally installed on the inner wall of the arc-shaped frame, and worm gear teeth are welded to the right wall of the scraping plate. By arranging the outer cover, the outer side of the extrusion head can be covered, a user is prevented from being scalded by the extrusion head unintentionally, materials can be temporarily stored in the outer cover, the materials can be preheated through the extrusion head, and the materials can be stirred by starting the motor, so that the materials have a certain temperature before being added into the shell, and the melting effect of the device on the materials can be ensured.

The present invention discloses a lamp tube power board welding machine, which belongs to the field of power board welding machines, including a reflow soldering machine body and a circuit board. A conveying device is installed on the reflow soldering machine body, and the conveying device includes a conveyor belt, and a positioning component is arranged on the conveyor belt. A distance adjustment component is arranged in the reflow soldering machine body, and a heating component is arranged in the reflow soldering machine body. The positioning component includes a fixed plate fixedly installed on the conveyor belt, and an adsorption mechanism is installed on the fixed plate, and a leveling component is arranged on the fixed plate. The horizontality of the upper surface of the circuit board can be automatically adjusted by the cooperation of the laser scanner and the leveling component. At the same time, the air suction speed of the suction pipe on the side with dense electronic components can be automatically increased by the air adjustment component, so that the uniformity of the heating and melting of the solder on the circuit board by the equipment can be effectively improved, and the welding effect of the equipment on the circuit board can be ensured.

The present application relates to the technical field of optical thin films, and specifically discloses a method for preparing a super-hydrophobic optical film that can be applied to different wavelengths, comprising the following steps: S1, cleaning the surface of a glass substrate, polishing the surface, and then sputtering and depositing a silicon oxide film to obtain a deposited glass; S2, performing melt deposition of metallic copper on the surface of the deposited glass, followed by annealing and purging with a nickel gun to obtain a semi-finished product; and finally performing nano-dry etching to obtain a finished product having a hydrophobic effect, low reflectivity, and high transmittance.

The invention discloses a granule melt extrusion additive manufacturing device and a design method. The device comprises a machine barrel, a stock bin temperature control fan, a heating block, an extrusion screw, a coupler, a printing nozzle, a driving motor and a shell. A plurality of groups of mounting metal plates are arranged in the shell; the machine barrel, the stock bin temperature control fan and the driving motor are fixedly arranged on the mounting metal plates respectively; the extrusion screw rod is arranged in the machine barrel and is connected with the driving motor through a coupler; the printing nozzle is arranged at a discharging hole in the bottom of the machine barrel; the heating block is connected with the printing nozzle; and a throat-pipe-like structure is arranged in the machine barrel. The structural design of the inner barrel and the outer barrel in the middle of the machine barrel can simultaneously realize three functions of heat transfer, heat preservation and heat dissipation, and through the structural design of the inner barrel, the outer barrel, the hollow surrounding layer and the air flow channel, granules at different positions of the machine barrel can simultaneously reach corresponding heating states, so that the melting effect is effectively ensured.

The utility model provides a lead block powdering device, which relates to the technical field of lead monoxide preparation, and comprises a melting furnace main body, a heating base, an oxidation cylinder, a conveying pipe and an air inlet, the inner wall of the melting furnace main body is provided with a drainage cutting mechanism, and the top of the melting furnace main body is fixedly provided with a driving motor. In the using process of the device, the multiple scraping blocks can be driven by the driving motor to conduct scraping operation on the inner wall of the smelting furnace body, lead water condensate can be guided to move towards the center of the interior of the smelting furnace body under guiding of the inclined face, and the lead water condensate is cut and crushed in cooperation with use of the multiple cutting knives; according to the lead water melting furnace, lead water congelation can be better melted into lead water again, the melting effect is guaranteed, the multiple scraping blocks can scrape the lead water congelation on the inner wall of the melting furnace body more comprehensively under the cooperation of the spiral groove and the connecting rod, and then the finished product quality of follow-up yellow lead is guaranteed.

The invention discloses a vacuumizing device based on a clustered optical fiber fusion process, and relates to the technical field of clustered optical fibers. The device comprises a quartz sleeve, an optical fiber bundle and a vacuumizing device body, the vacuumizing device body comprises a sealing end mechanism and a vacuumizing end mechanism, the optical fiber bundle penetrates through the quartz sleeve and forms a short fiber section, one end of the vacuumizing end mechanism is arranged at the end, close to the short fiber section, of the quartz sleeve, and the sealing end mechanism is arranged at the other end of the quartz sleeve. The sealing end mechanism is composed of a set of half sleeve bodies which are symmetrically arranged, and the two half sleeve bodies are connected with each other through a fastener. By designing the novel sealing end mechanism and the vacuumizing end mechanism to form the vacuumizing device and the tool, sealing and vacuumizing between the optical fiber bundle and the two ends of the quartz sleeve are facilitated, operation is facilitated, vacuumizing operation between the optical fiber bundle and the quartz sleeve can be achieved, the melting process of the optical fiber bundle is ensured, the problems of cracking and degumming of glued bundled optical fibers are avoided, and the quality of the optical fiber bundle is improved. And the optical fiber quality is improved.

The invention discloses a lamp tube power panel welding machine, and belongs to the field of power panel welding machines, the lamp tube power panel welding machine comprises a reflow welding machine main body and a circuit board, the reflow welding machine main body is provided with a conveying device, the conveying device comprises a conveying belt, the conveying belt is provided with a positioning assembly, and the reflow welding machine main body is internally provided with a distance adjusting assembly. A heating assembly is arranged in the reflow soldering machine body, the positioning assembly comprises a fixing plate fixedly installed on the conveying belt, an adsorption mechanism is installed on the fixing plate, and a leveling assembly is arranged on the fixing plate. The levelness of the upper surface of the circuit board can be automatically adjusted through cooperation of the laser scanner and the leveling assembly, meanwhile, the air suction speed of the air suction pipe on the side where electronic components are dense can be automatically increased through the air adjusting assembly, and therefore the uniformity of heating and melting of soldering tin on the circuit board by equipment can be effectively improved; and the circuit board welding effect of equipment is ensured.

The utility model belongs to the technical field of aluminum ingot processing equipment, and particularly relates to an aluminum ingot processing device for smelting, which comprises a melting tank and a cover plate fixedly connected to the top of the melting tank, a feeding port of the cover plate is communicated with a feeding nozzle, a crushing mechanism is arranged on the feeding nozzle, and the crushing mechanism comprises a [-shaped frame, a feeding port and a discharging port, the n-shaped frame is connected to a sliding groove correspondingly formed in the feeding nozzle in a sliding mode. The crushing mechanism is arranged at the feeding nozzle and consists of the n-shaped frame, the movable shearing blade, the motor, the turntable, the connecting rods and the like, the turntable can be driven to rotate by the motor during use, and the n-shaped frame can be controlled to frequently extend and retract through the relationship of the connecting rods when the turntable rotates, so that the movable shearing blade is frequently contacted with the static shearing blade; and then efficient cutting of the aluminum materials is achieved, the cutting effect of the aluminum materials can be guaranteed, subsequent melting treatment is facilitated, machining and forming of aluminum ingots are facilitated, and the problem that the melting effect of equipment at the present stage is not ideal is solved.

The utility model discloses a lifting type frit furnace stirring structure, and relates to the technical field of frit furnace stirring. The frit furnace comprises a base body and a frit furnace body arranged at the upper end of the base body, and further comprises an adjusting mechanism arranged in the base body, the rotating disc is rotationally connected to the center of the upper end face of the base body, and a crucible body is clamped to the upper end face of the rotating disc; the stirring motor is fixed to the center of the upper end face of the frit furnace body, and a stirring rod is fixed to the output end of the stirring motor; and the linkage mechanism is arranged in the frit furnace body and is connected with the stirring rod. The stirring motor drives the stirring rod to rotate, a solution can be stirred through the stirring paddle, the smelting effect of the frit furnace can be guaranteed, raw materials adhering to the inner wall of the crucible body can be cleaned through the cleaning rod, meanwhile, the driving gear can be connected with the stirring gear in a clamped mode, and when the stirring motor rotates, the stirring motor drives the stirring rod to rotate. The rotating disc can be driven to rotate slowly, so that the stirring effect of the frit furnace can be ensured.

The application discloses a kind of multi-station automation electric arc furnace, including base, multiple universal wheels are equipped below base, workbench is equipped on base, vacuum cover is equipped on the workbench, sample disc is equipped in vacuum cover, multiple placing grooves are equipped on sample disc;Sealing ring is equipped on the workbench corresponding vacuum cover, placing rack for installing sample disc is equipped on workbench, clamping mechanism for moving material is equipped in vacuum cover, turnover mechanism for overturning material is equipped on one side of vacuum cover, suction port connected with vacuumizing equipment is equipped on the side wall of vacuum cover, lifting mechanism for lifting vacuum cover is equipped on the base.The application is compact in structure, novel in design, realizes the automatic smelting of multiple metals and metal alloys, and can be immediately sent to diffractometer for automatic smelting, which well guarantees the smelting effect of metal materials and improves the degree of automation, and is suitable for promotion.

A gasification device and method for heating asphalt, the device mainly comprises a coal powder storage tank, a ventilator, a volumetric screw conveyor, an ejector, a gasifier burner, a gasifier, an asphalt mixing station device, a slag crusher, a slag tank and a slag remover, the method comprises the following steps: dry coal powder is fed into a normal pressure gasifier, and a high-temperature gasification reaction occurs with air to generate a raw coal gas mainly composed of CO and H2, and the raw coal gas is fed into the asphalt mixing station device, while the ash and slag are in a molten state during the gasification process, flow out from the lower part of the gasifier, and are discharged through a slag discharge unit; the gasifier is the core equipment of the whole device, and has the characteristics of ultra-high temperature gasification and high slag capture rate through a unique design; the device of the present invention is used for heating asphalt, and has the characteristics of high carbon conversion rate and high slag capture rate, and can improve the economy and environmental performance of the device.