347 results about "Float glass" patented technology

The invention discloses an intelligent sensing system for monitoring the quality of a cold end of a float glass production line, and relates to the technical field of glass production. The device comprises a top displacement beam and a bottom displacement beam which are respectively provided with an image sensor and a reflective mirror assembly, and synchronous detection of glass thickness and internal stress is realized in cooperation with a monitoring medium generation unit capable of adjusting the beam diameter. The thickness is calculated by using the refraction offset after the light beam passes through the glass, stress fringes are generated through the double-polaroid structure, and stress monitoring is realized in combination with an image sensor. The screw rod and the transmission belt driving device realize synchronous closed-loop control under the feedback of the grating ruler, so that the light path and the sensor reciprocate in the width direction of the glass, and real-time scanning of the whole glass is completed. The diameter of the light beam can be adjusted to consider accurate thickness measurement and stress fringe imaging, and the system has the advantages of high precision, full coverage, real-time performance and high automation degree, and is suitable for intelligent detection of the quality of the cold end of the float glass.

The invention discloses a glass bead screening device, and relates to the technical field of glass bead sorting devices.The glass bead screening device comprises an inner flotation barrel, and a stirring rotating disc is installed at the bottom of the inner flotation barrel in a fixed-axis rotating mode; the outer separation centrifugal barrel is rotatably mounted on the outer side of the inner flotation barrel through a slewing bearing fixed shaft, the centrifugal separation interlayer is divided into a plurality of separation chambers by the separation partition plates, the outer protection barrel is fixedly mounted on a base, and the inner flotation barrel is fixedly connected with the base through a plurality of supporting columns. Floating glass beads are sorted in an overflow mode, and the outer sorting centrifugal barrel is driven to rotate in the overflow process of the glass beads, so that the glass beads with different liquid level heights enter different sorting chambers, and the hollow glass beads are screened and classified according to the density; and further, glass bead products meeting different requirements are sorted out.

The invention discloses automatic premixing equipment for a float glass production line, and relates to the technical field of glass production, the automatic premixing equipment comprises a premixing tank, a cover plate, a heating wire arranged outside the premixing tank and a stirring frame arranged in the premixing tank, the stirring frame is internally provided with a cleaning mechanism, and the cleaning mechanism comprises a scraping assembly; through the designed cleaning mechanism, the scraper rotates along with the driving assembly and moves up and down, splashing raw material liquid drops on the inner wall of the premixing tank and an area above a liquid level line can be scraped in real time, drying and solidification of the raw material liquid drops are avoided, the two groups of rolling brushes rotate oppositely and move up and down, raw materials attached to the surface of the scraper can be synchronously cleaned, the scraping effect is ensured, and the production efficiency is improved. The inner hydrophobic coatings on the inner wall of the premixing tank and the bottom of the cover plate can reduce adhesion of raw material liquid drops on the top of the premixing tank, subsequent cleaning can be facilitated, and dry and solidified raw material liquid drops are prevented from being mixed into a new batch of raw materials.

The invention provides a glass kiln and a tin ash cleaning method wherein the glass kiln comprises: a tin bath assembly having a tin bath outlet; the height of the upper edge of the traction assembly in the vertical direction is higher than that of the lower edge of the tin bath outlet in the vertical direction; and the cleaning assembly comprises a spiral blade structure, and the spiral blade structure is rotatably connected with the tin bath assembly and is arranged in the tin bath assembly. According to the technical scheme, the problem that tin ash is difficult to clean in the float glass production process in the prior art is effectively solved.

The invention relates to the technical field of float glass production, and discloses a high-aluminum float glass dealkalization uniformity monitoring method which comprises the following steps: S1, cutting glass subjected to dealkalization treatment, placing the cut glass in a container, soaking the cut glass in a weak acid solution, cleaning the soaked glass, detecting the state of roller marks on the surface of the glass, and increasing the usage amount of SO2 in a tin bath when the occurrence proportion of the roller marks on the glass exceeds 10%; s2, soaking the glass in a reinforcing acid solution, cleaning and detecting the dimness state of the glass, and reducing the usage amount of SO2 in a tin bath when the dimness proportion exceeds 10% or above; through the operation, the dealkalization amount of the glass is controlled. According to the method, the roller marks, the obscuration condition and the proportion are generated after glass soaking treatment, dealkalization on the surface of the glass is monitored, the dealkalization uniformity can be effectively controlled, and the method is simple in technological process, does not need to add expensive equipment and is easy to apply and popularize.

The invention provides a float glass product quality optimization method and system, a medium and a product, and relates to the technical field of automatic control. Comprising the following steps: comparing a real-time transverse thickness distribution curve with a standard datum line to screen abnormal areas; tracing and positioning a target thermal control partition and a component according to the pulling speed; generating a mechanical stretching and temperature adjusting instruction based on the thickness out-of-tolerance quantity; when the temperature of the tin liquid does not reach the standard, mechanical stretching is executed, and temperature is increased synchronously; in the process, the difference value between the stretching speed and the glass flow speed is dynamically adjusted according to the temperature closeness degree until the temperature reaches the standard, and synchronous operation of the edge roller is recovered. According to the process, a non-response dead zone in a traditional single temperature control mode is eliminated, a long-distance waste strip generated by waiting for temperature rise is avoided, and the extremely short-term response speed and the long-term steady-state control precision in the float glass forming process are improved.

The invention discloses a float glass tin bath protective gas flow direction intelligent regulation and control system and a method thereof, the system comprises a sensing system, a central control system and an execution system, the central control system is respectively in control connection with the sensing system and the execution system; the sensing system comprises a plurality of groups of laser sheet light sources, a high-definition industrial camera and a data acquisition module, the data acquisition module can generate an air flow direction and flow velocity cloud picture through a PIV principle, and the sensing system can communicate with the DCS system to obtain process parameters; the central control system comprises an industrial computer and an AI intelligent control model, the AI intelligent control model has a deep reinforcement learning algorithm, the execution system comprises at least two groups of adjustable air curtain generators, and the float glass tin bath protective gas flow direction intelligent regulation and control system based on a simple multi-stage adjustable air curtain and the modulation method thereof are realized. The device adapts to abnormal working conditions of the tin bath and can effectively stabilize the flow direction of protective gas.

The invention relates to the technical field of float glass manufacturing, and particularly discloses a brick replacing device and a brick replacing method.The brick replacing device is used for replacing stacked bricks at the bottom of a float glass melting furnace, the brick replacing device comprises a base, a lifting mechanism and a horizontal pushing mechanism, the base is fixed between two adjacent secondary beams at the bottom of the melting furnace in a limited mode, and a bearing table is arranged on the base; the bearing table is used for placing replacement bricks, and a push plate is movably arranged on the bearing table; the lifting mechanism is arranged on the base and used for driving the bearing table to ascend and descend. The horizontal pushing mechanism is arranged on the bearing table and used for driving the pushing plate to move in the horizontal direction so as to push the pushing plate to move after the replacement bricks are jacked to abut against the large bricks at the bottom of the pool, and the stacked bricks on the secondary beams are extruded out and replaced. During operation of the float glass melting furnace pool, large bricks at the bottom of the pool are supported, and meanwhile, stack bricks are pushed to move outwards and replaced, so that continuous replacement is formed, and the problem that a pool bottom bearing structure cannot be maintained during operation is solved.

The utility model provides an anti-damage float glass cleaning machine table, which relates to the technical field of glass processing equipment, and comprises a rack, the surface of the rack is fixedly connected with a cleaning box, the inside of the cleaning box is fixedly connected with a sliding rod A, the surface of the sliding rod A is in sliding connection with a sliding block, the surface of the sliding rod A is sleeved with a spring, and the sliding block is connected with the spring. The side face of the sliding block is fixedly connected with a motor A. According to the glass cleaning device, the sliding rod A, the sliding block, the spring, the rolling brush A, the scraping plate A, the connecting block and the tension spring are arranged, the sliding block, the spring and the sliding rod A can make the rolling brush A attached to the surface of glass in a self-adaptive mode when facing the glass with different thicknesses, and in the cleaning process, the cleaning effect can be guaranteed, and the cleaning efficiency is improved. And through a scraping plate A, a connecting block and a tension spring, the scraping plate A can automatically adjust the angle to scrape water stains on the surface of the glass under the condition of facing the glass with different thicknesses, and meanwhile, the damage caused by the too large pressure is reduced.

The invention relates to the technical field of float glass production, in particular to a tin bath graphite lining structure which comprises a side wall brick arranged on the side face of a bottom brick of a tin bath, and a first inserting hole is formed in the upper surface of the side wall brick; the graphite lining is arranged on the inner side face, close to the bottom brick, of the side wall brick and located above the bottom brick, and a second inserting hole is formed in the upper surface of the graphite lining; the lining hook comprises a hanging plate arranged above the side wall brick and the graphite lining, a first hanging claw and a second hanging claw which are respectively inserted into the first inserting hole and the second inserting hole are arranged on the lower surface of the hanging plate, and the lower surface of the hanging plate is in contact with the side wall brick and the graphite lining. The graphite lining can be conveniently and quickly mounted and limited in a cold state during construction, and can be quickly and efficiently dismounted and mounted and limited in a hot state under a normal production working condition, so that online replacement of the graphite lining under the normal production working condition is realized.

The invention relates to the technical field of float glass production, in particular to a float glass production line simulation method and system and electronic device.The float glass production line simulation method comprises the steps that a simulation model is constructed in a three-dimensional modeling mode, the simulation model is used for simulating at least one of a batching system, a melting system, a forming system, an annealing system and a cold end system; simulation parameters are set, wherein the simulation parameters comprise at least one of the raw material ratio, the melting temperature, the forming speed and the annealing temperature; the simulation model is operated according to the simulation parameters so as to simulate the float glass production process, and the production process comprises at least one procedure of raw material factory entering, storage, homogenization, feeding, weighing, mixing, conveying, melting, cooling, forming, annealing, cutting and packaging. The float glass production process can be analyzed, the production parameters and the technological process are optimized, and the production efficiency and the product quality are improved.

The invention relates to the technical field of float glass production, in particular to an online brick binding operation method for a pool wall of a large ultra-white glass kiln with thousand tons or more, which comprises the following steps: S1, inserting an L-shaped water hook into the kiln through an operation window, and placing the horizontal section of the water hook in molten glass and attaching the horizontal section to the inner surface of a pool wall brick to be replaced; cooling water is introduced into the water hook to cool and solidify local molten glass; s2, removing a pool wall brick to be replaced on one side, facing the pool wall brick, of the solidified molten glass; and S3, new pool wall binding bricks are installed at the vacated positions after the pool wall bricks to be replaced are dismantled and fixed. The method has the beneficial effects that the L-shaped water hook is directly inserted into the molten glass for controllable cooling and solidification, so that the brick binding operation is carried out on the premise that the glass liquid level of the kiln is not lowered at all and normal production is not interrupted, and the yield loss, quality fluctuation and safety risk caused by a traditional liquid level lowering method are thoroughly avoided.

The invention provides equipment and a process for producing float glass, and relates to the technical field of float glass production.The process comprises the steps that molten glass is continuously input into a tin bath, and the tin bath is filled with molten tin; the glass liquid input into the tin bath floats on the upper surface of the tin liquid; carbon-containing gas is input into a carbon film forming pipe, carbon films are formed through thermal decomposition, and the carbon films are attached to the wall of a tin bath and the surface of traction equipment; collecting glass tape data, and judging whether the glass tape is in a normal state; based on the state of the glass tape, a traction instruction is generated, traction equipment is controlled to pull the glass tape according to the traction instruction, and the glass tape moves outwards from the inside of the tin bath through the traction equipment. By forming the carbon film on the tin bath wall and the surface of the traction equipment, the property of the surface of the traction equipment is changed, molten glass or oxide thereof is prevented from being attached to the tin bath wall and the traction equipment, and the risk that the glass tape is broken due to the fact that protrusions or tips scratch the glass tape is reduced.

This utility model relates to the field of float glass production technology, specifically to an online float glass thickness detection device. It includes a conveyor roller, float glass, and a detection assembly. The detection assembly includes a mounting frame, a positioning plate, a sliding plate, a guide rod, a pad, a servo motor, a ball screw, a lead wire seat, and a sensor component. The sensor component includes a connecting plate and a mating component. The mating component includes a spoke-type pressure sensor and a connecting rod. The servo motor drives the sliding plate downwards, causing the spoke-type pressure sensor to move downwards. Finally, the sensor contacts the glass via the connecting rod. At this point, the pressure change detected by the spoke-type pressure sensor achieves thickness detection. The encoder and brake mechanism of the servo motor are used to achieve precise positioning control of the connecting rod and position holding when stopped. Compared to detecting the glass thickness by eye, this device improves detection accuracy within a smaller error range, thus enhancing the accuracy of glass thickness detection.

This invention discloses a method for laser welding glass, comprising the following steps: S100: wiping a first glass and a second glass with a lint-free cloth; S200: stacking the first glass and the second glass vertically; S300: adding purified water between the first glass and the second glass, wherein the amount of purified water added is determined according to the surface area of ​​the glass, and is 0.5 μl / cm². 2 ~1μl / cm 2 S400: Apply constant vertical pressure to the first and second glass sheets using a clamp to reduce the gap between them to less than 200 nm; S500: Remove the clamp and take out the first and second glass sheets, then weld them together using a laser. This invention allows for higher welding quality on ordinary commercial float glass sheets with greater efficiency, lower cost, and fewer limitations.

The method suggests coating the transparent solid with an additional laser radiation absorptive layer of material and then laser texture the coated solid to attain a nanostructured transparent solid with increased transmissivity while the additional coating 5 is removed. This method is applicable but not limited to a substrate transparent solid like glasses of silicate composition, such as fused silica, borosilicates, aluminosilicates, alkali aluminosilicates, float glasses, crown glass, amorphous sapphire etc., crystals, for example crystalline sapphire, laser active medium crystals etc. and polymers, for example polycarbonate, plexiglass etc. It is also applicable to substrates coated with a thin film of 0 above mentioned materials.

The utility model provides a flashboard sealing device based on a float glass liquid flow channel, which relates to the technical field of float glass production and comprises a liquid flow channel, a cover plate is mounted above the liquid flow channel, a sealing cover and a group of sealing structures are mounted on the outer side of the cover plate, a rotating hole and two sliding holes are formed in the middle of the sealing cover, and the rotating hole is communicated with the sliding holes. A sliding hole is formed in the middle of the cover plate, and a gate plate is inserted into the sliding hole in a penetrating mode. The flashboard is sealed by a multi-sealing device consisting of the first sealing strip, the second sealing strip and the sealing cover which are uniquely designed, so that the leakage of glass liquid and the entering of outside air into the liquid flowing channel are effectively prevented, and a triangular blocking strip of the first sealing strip is tightly meshed with a triangular sealing groove in a sliding groove of the liquid flowing channel; and the second sealing strip is tightly attached to the gap of the flashboard under the action of the supporting spring, so that a reliable sealing defense line is formed.

The present invention relates to a tempered float glass sheet having a glass composition comprising antimony expressed in total Sb2O3, at a level of 20 ppm to 500 ppm, based on the total weight of the glass composition. The tempered float glass sheet has a haze value equal to or less than 3.0%.

The utility model relates to float glass tin bath technical field especially, it is a kind of tin bath entrance adjusting gate's lower drive system for float glass tin bath, comprising: transmission bracket;Electric drive mechanism, including being located the lifting structure in the transmission bracket top, with the drive end of one lifting structure is connected with the driving part and the first transmission shaft of transmission connection two lifting structures;Support sleeve, the lower end of two support sleeves is respectively connected with two lifting columns, and the bottom of two support sleeves is connected by limiting rod;Crossbeam, the both ends of the crossbeam are respectively connected with the top of two support sleeves;Gate assembly, be configured at the crossbeam center;Manual drive mechanism, including the reversing transmission structure that the driven end of the lifting mechanism without the driving part is connected with, the second transmission shaft that the reversing transmission structure is connected with through universal coupling, the hand wheel that the second transmission shaft is sequentially connected through universal coupling, reversing transmission structure.

This method for producing glass containing a plurality of components includes: a compounding step in which a glass raw material and a liquid dispersion medium are compounded such that the concentration is 80 mass% or less; a mixing step in which the raw material and the dispersion medium compounded in the compounding step are mixed through a mixing member to obtain a raw material mixture; a raw material lump preparing step in which a plurality of raw material lumps are obtained from the raw material mixture; a heating step in which the raw material lump is heated to be brought into a molten state; a cooling step in which the raw material lump in a molten state, supported in a non-contact manner, is cooled.

The invention discloses a glass raw material impurity removal system for float glass production, and relates to the technical field of glass impurity removal. The device comprises a material blocking barrel, a concave rotating disc, a material returning mechanism, a conveying net belt, a powder guiding groove and a multi-cavity collecting box body. After glass raw materials fall into the downwards-concave rotating disc through the funnel, preliminary separation is achieved under the action of centrifugal force, and the disc body is kept cooled under the action of the heat dissipation blades; part of particles enter the conveying mesh belt through the feeding channel, the glass powder is separated through the powder guide groove, and large particles are cast in an accelerated mode along with the conveying mesh belt. Materials with different densities fall into different cavities of the collection box body under the action of air resistance and inertia, and efficient partition collection of glass, metal, rubber and the like is achieved.

The utility model relates to the technical field of kilns, in particular to a float glass kiln arch body structure which comprises two base plates, an arch ring, a connecting plate, a baffle ring, a threaded cylinder, a threaded column, a connecting rib, an adjusting assembly, two sets of auxiliary assemblies and an installation assembly, the installation assembly is arranged on one side of the base plates, and the lower end of an arch brick is placed below the arch ring. The arch bricks are arranged on the base plate so that the arch bricks can make contact with the baffle ring, then the threaded column is rotated, the threaded column rotates in the threaded cylinder at the moment, the adjusting assembly is driven to abut against the upper ends of the arch bricks, gaps between the arch bricks are filled with siliceous slurry so that cohesiveness and stability can be ensured, and the connecting ribs can improve the connectivity between the base plate and the arch ring. The auxiliary assembly is used for supporting workers to stack the arch bricks, the mounting assembly is used for fixing the base plate, the arch bricks are locked through cooperation of a baffle ring and the adjusting assembly, the tension between the arch bricks is improved, and the conditions of looseness and displacement are avoided.

Laminated bulletproof glass holds significant importance in research and development efforts aimed at enhancing material performance and the manufacturing process of laminated bulletproof glass itself. The objective is to create laminated bulletproof glass sheets that incorporate layers of float glass, high-strength synthetic glass, or high-strength synthetic glass with heat-reflective properties. These glass layers are interspersed with layers of polymer-type interlayer material in a specific arrangement pattern and then subjected to a specialized heat and pressure treatment process under controlled conditions. Finally, the assembly is bonded with polycarbonate using silicone adhesive. The resulting product provides protection levels ranging from NIJ 3A, with a total glass thickness between 28 millimeters and no more than 32 millimeters, up to NIJ 3, with a total glass thickness between 33 millimeters and no more than 38 millimeters.

The present invention provides a float glass tin bath outlet structure, belonging to the field of float glass production technology. The float glass furnace comprises a tin bath, a slag box located outside the tin bath outlet, and a lip plate located on the furnace sidewall near the slag box. A strip-shaped bypass channel parallel to the width of the tin bath is provided on the furnace sidewall. The bottom of the bypass channel communicates with the tin bath, and the upper edge of the bypass channel is above the tin bath liquid level. A gap is formed between the upper edge of the bypass channel and the lower surface of the glass above it. This invention has the advantages of effectively protecting the tin bath.

A system and method / apparatus is provided which includes a fluid mix that when mixed together, creates a blend that matches a refractive index of a transparent material with which the fluid is in contact such as borofloat 33, borosilicate, float glass or fused silica, or transparent polymers, arid to have a kinematic viscosity in a certain range.

The utility model discloses an automatic ignition device for float glass flue waste gas, which relates to the technical field of tail gas treatment and comprises a plurality of groups of refractory bricks, high alundum tubes are arranged at the tops of the refractory bricks, fixing mechanisms used for being fixed in pipelines are arranged at the tops of the high alundum tubes, and wiring terminals are arranged at the tops of the fixing mechanisms. A plurality of adjusting assemblies are arranged on the circumferential outer wall of the fixing mechanism and used for being suitable for pipelines of different specifications. Ignition needles are arranged at the bottoms of the refractory bricks and located in the high-alundum tube. The float glass waste gas pipeline sealing device is simple in structure, the inner walls of float glass waste gas pipelines of different specifications can be stably fixed and sealed, and the ignition needle is controlled to automatically ignite under the synergistic effect of the thermocouple sensor and the infrared gas sensor, so that the operation danger of workers is reduced. And the occurrence of flue explosion accidents is effectively prevented, so that the safety and the reliability of the device are greatly improved.

The present invention discloses a bubble defect prediction method based on multi-time-scale features, which relates to product defect prediction technology and comprises the following steps: step S1, collecting industrial temperature data outputted during the production process of a float glass melting furnace; step S2, performing dynamic stacking preprocessing on the industrial temperature data to obtain a dynamic temperature field matrix reflecting the time-varying temperature field of the melting furnace; step S3, flattening the dynamic temperature field data and inputting it into an extended stacked autoencoder, extracting fast-changing features layer by layer, and extracting multi-scale time features layer by layer based on a slow feature analysis algorithm, and supplementing and expanding the features layer by layer; step S4, constructing an attention mechanism guided by the number of bubble defects according to the maximum mutual information theory, enhancing the dynamic features of the temperature field data extracted layer by layer, and obtaining a dynamic feature map integrating fast and slow changing features; and step S5, training the model to obtain a prediction result of the number of bubble defects during the batch melting process.

The utility model provides a glass conveying device and glass production equipment, and belongs to the technical field of float glass production.The glass conveying device comprises a rack, a plurality of conveying mechanisms arranged on the rack and at least one jacking mechanism arranged on the rack; the multiple conveying mechanisms are arranged at intervals in the first direction, the jacking mechanisms are located between every two adjacent conveying mechanisms, the jacking mechanisms can jack up glass plates when the conveying mechanisms are overhauled, and the glass plates continue to be conveyed after being lifted up from the conveying mechanisms; the conveying mechanism below the glass plate is maintained and replaced on the premise that normal conveying of the glass plate is not affected, and the risk and cost in the maintenance process are reduced.

The utility model provides a float glass kiln working part pressure regulating chimney ash removal device, a pressure regulating chimney comprises a chimney main body and a support platform arranged below the chimney main body, and an inner cavity of the chimney main body is used for being connected with a cooling part; the ash removal mechanism is arranged on the lower portion of the chimney body, the ash removal mechanism penetrates through the support platform, the ash removal mechanism comprises a collecting port and a discharging port which are arranged up and down, and an ash removal channel is formed between the collecting port and the discharging port and used for discharging dust or impurities in the chimney body; according to the smoke pipe, the ash removal mechanism is arranged on the lower portion of the smoke pipe main body, the two plate drawing valves are arranged on the upper portion and the lower portion of the ash removal mechanism, after dust is deposited to a certain degree, the upper side plate drawing valve is closed, the lower side plate drawing valve is opened, and it is guaranteed that when the dust in the smoke pipe main body is discharged, the dust in the smoke pipe main body is removed, the dust in the smoke pipe main body is removed; the kiln pressure in the chimney main body is stable, so that the process stability is guaranteed, and the product quality is improved.

The application provides a pure oxygen long flame fluxing spray gun for producing ultra-white float glass, and belongs to the technical field of float glass production equipment. The spray gun comprises a core pipe, an intermediate pipe and an outer sleeve pipe. The core pipe is located in the intermediate pipe, and the outer sleeve pipe is sleeved outside the intermediate pipe. The core pipe comprises a small-diameter section close to one end of the spray gun head and a large-diameter section away from the other end of the spray gun head. The small-diameter section and the large-diameter section are connected through a transition cone. The large-diameter section and the intermediate pipe form a small-flow combustion-supporting gas channel, the small-diameter section and the intermediate pipe form a gas mixing channel, and the outer sleeve pipe and the intermediate pipe form a large-flow combustion-supporting gas channel. The transition cone is provided with a gas outlet hole. The application has the advantages of simple structure and the like.