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21824results about "Pretreated surfaces" patented technology

Process optimization method and system for flexible circuit board production line

The invention relates to the technical field of flexible circuit board production, in particular to a process optimization method and system for a flexible circuit board production line. The method comprises the following steps: acquiring characteristic data of a flexible circuit board material; executing a circuit board thermocuring action according to the material characteristic data of the flexible circuit board, performing thermal stress intensity evaluation, and generating stress hot spot distribution data; performing real-time curing temperature control feedback adjustment according to the stress hotspot distribution data to obtain circuit board curing effect evaluation data; detecting a real-time surface wettability index of the to-be-processed flexible circuit board in front of the laminating station; and fitting process parameter compensation is carried out based on the circuit board curing effect evaluation data and the real-time surface wettability index so as to realize curing-fitting process optimization of the flexible circuit board production line. According to the invention, intelligent optimization of the curing-laminating process of the flexible circuit board production line is realized, and the quality problems of uneven stress and overlarge deformation in the thermocuring-laminating process are effectively solved.
Owner:SHENZHEN HONGZE CIRCUIT TECHNOLOGY CO LTD

Self-cleaning nano coating material and preparation process thereof

The invention relates to a self-cleaning nano coating material and a preparation process thereof, and belongs to the technical field of functional coatings. The coating material is prepared from nano silicon dioxide, nano aluminum oxide, graphene nanosheets, nitrogen-doped titanium dioxide, fluorinated silane, polyurethane, polydimethylsiloxane, a microcapsule repairing system, ethanol and deionized water according to a specific proportion through a multi-layer composite structure. The preparation process comprises the steps of base material surface pretreatment, reinforced particle surface modification, base material dissolution, functional additive introduction and multi-layer coating preparation. Through bottom layer enhancement, middle layer flexible buffering and surface layer functional design, excellent mechanical strength, wide-spectrum photocatalytic performance, self-repairing capacity and environmental adaptability are achieved. The problems that in the prior art, a self-cleaning coating is insufficient in mechanical performance, low in photocatalytic efficiency, lack of a self-repairing function and poor in weather resistance are solved, the service life of the coating is remarkably prolonged, and the functional stability of the coating is remarkably improved.
Owner:XIAN UNVERSITY OF ARTS & SCI

Electrostatic powder coating control method

The invention discloses an electrostatic powder coating control method, which relates to the technical field of powder coating control, and comprises the following steps: a PLC (Programmable Logic Controller) control system is combined with a position encoder and a sensor to realize synchronous follow-up spraying of a spray gun on a workpiece, and the spraying voltage, current and powder supply parameters are dynamically adjusted according to the powder resistivity and the deposition state; in the workpiece curing process, PID control is adopted to guarantee that the temperature and the conveying speed are stable, and after spraying, the spraying time and path are corrected in a closed-loop mode in combination with film thickness detection data; the control system further constructs a multi-objective optimization model, and dynamically adjusts the spraying strategy according to the film thickness consistency and the beat efficiency. The problems that in the traditional spraying process, a spray gun is rigid in path, parameters are fixed, and quality feedback is lagged are solved, and high-consistency, high-efficiency and high-adaptability intelligent coating control is achieved.
Owner:HUNAN INSTITUTE OF ENGINEERING

Systems and techniques for calibrating radioisotope delivery systems with a gamma detector

An infusion system may include a radioisotope generator that generates a radioactive eluate via elution, a beta detector, a gamma detector, and a controller. The beta detector and the gamma detector may be positioned to measure beta emissions and gamma emissions, respectively, emitted from the radioactive eluate. In some examples, the controller is configured to calibrate the infusion system using the gamma detector. For example, the controller may generate a radioactive eluate and measure the activity of the radioactive eluate using both the beta detector and the gamma detector. The high accuracy of the activity measured by the gamma detector may be used to calibrate the infusion system. In subsequent use, the infusion system calibrated using the gamma detector may adjust measurements made to monitor and / or control patient infusion procedures.
Owner:BRACCO DIAGNOSTICS INC

Coating Composition, Optical Film, Anti-reflection Film, Polarizing Plate, and Display Unit Using Them

ActiveUS20070289497A1not worsening level unevennessdrying unevennessNon-macromolecular adhesive additivesPolarising elementsPolymer sciencePolymer chemistry
A coating composition comprises: a fluoro-aliphatic group-containing copolymer comprising a repeating unit A corresponding to a fluoro-aliphatic group-containing monomer, and a repeating unit B corresponding to at least one monomer, wherein each of the I / O values of said at least one monomer constituting the repeating unit B is 1.0 or less.
Owner:FUJIFILM CORP

Alkoxysilanes and dense organosilica films made therefrom

A method for making a dense organosilicon film with improved mechanical properties includes the steps of: providing a substrate within a reaction chamber; introducing into the reaction chamber a gaseous composition comprising alkoxy silane; and applying energy to the gaseous composition comprising alkoxysilane in the reaction chamber to induce reaction of the gaseous composition comprising alkoxysilane to deposit an organosilicon film on the substrate, wherein the organosilicon film has a dielectric constant of from ˜2.40 to ˜3.20, an elastic modulus of from ˜6 to ˜30 GPa, and an at. % carbon of from ˜10 to˜45 as measured by XPS.
Owner:VERSUM MATERIALS US LLC

Anti-corrosion spraying device for deep-sea steel pipe

The invention relates to the technical field of steel pipe spraying, in particular to a deep sea steel pipe anti-corrosion spraying device which comprises a bottom plate, two symmetrically-distributed vertical frames are arranged on the bottom plate, round holes are formed in the middles of the vertical frames, a steel pipe is arranged between the two round holes in a penetrating mode, and rotating mechanisms are arranged on the opposite sides of the two vertical frames. The two rotating mechanisms respectively act on two ends of the steel pipe and drive the steel pipe to rotate; a spraying mechanism is arranged between the two vertical frames; the spraying mechanism which drives the steel pipe to rotate and is matched with the moving spraying mechanism can uniformly spray anti-corrosion paint on the surface of the steel pipe, the problem that the anti-corrosion paint on the surface of the steel pipe flows from top to bottom, and consequently the anti-corrosion paint is not uniformly distributed is solved, and the anti-corrosion paint on the surface of the steel pipe in the drying space is dried by forming the drying space. And meanwhile, by means of circulation of hot air, the gas fluidity in the drying space is improved, and the drying efficiency of the anti-corrosion paint can be improved.
Owner:浙江科鑫重工有限公司

Manicure curing device capable of preventing excessive untraviolet irradiation

A manicure curing device capable of preventing excessive ultraviolet irradiation is provided, including a housing having an internal cavity, in which the internal cavity has an upper surface, a left surface, a right surface and a lateral opening for entry and exit of a target; a first light-emitting module disposed at a front end of the upper surface; a second light-emitting module disposed at a rear end of the upper surface; a first control part configured to control the first light-emitting module to emit light and the second light-emitting module not to emit light; and a second control part configured to control the second light-emitting module to emit light and the first light-emitting module not to emit light.
Owner:SHENZHEN WEILAI NAIL ART CO LTD

Multi-surface spraying machine for furniture board surface treatment

A multi-surface spraying machine for furniture board surface treatment relates to the technical field of spraying equipment and comprises an integrated base, a spraying box body is fixedly connected to the integrated base, and a lifting material receiving assembly, a side surface spraying assembly, a rotating material moving assembly, a turnover surface changing assembly, a surface spraying assembly, a drying and curing assembly and a transferring and conveying assembly are arranged in the spraying box body; the lifting material receiving assembly comprises a steering disc, a supporting column barrel is fixedly connected to the steering disc, a positioning table is fixedly connected to the supporting column barrel, two L-shaped swing arms are arranged on the longitudinal outer wall of the same side of the positioning table in a swinging mode, and U-shaped swing arms are arranged on the transverse outer walls of the two sides of the positioning table in a swinging mode. A lifting telescopic cylinder is arranged in the supporting column barrel, and the upper portion of the lifting telescopic cylinder is fixedly connected with a material receiving supporting plate in a telescopic mode. The problems that in the surface spraying process of furniture boards in the prior art, labor dependence is low, the production efficiency is low, the spraying quality is unstable, material waste is serious, the equipment function is single, flexibility is insufficient, and the working procedure collaboration is poor are solved.
Owner:SHANDONG LULI HOME FURNISHING CO LTD

Automobile stamping part paint spraying device

The invention belongs to the technical field of automobile stamping parts, and discloses an automobile stamping part paint spraying device which comprises a spraying machine box, a machine door is hinged to the side wall of one end of the spraying machine box, clamping grooves are formed in the inner walls of the two sides of the spraying machine box correspondingly, and partition panels can be intermittently and tightly clamped into the two clamping grooves correspondingly; two heater plates are arranged between the two separation panels; the rotating screw rod can drive the sliding block to conduct limiting translation in the rectangular groove, so that the straight gear, the hook and the automobile stamping part body are synchronously driven to conduct horizontal movement, the straight gear is driven to conduct passive translation to be meshed with the toothed plate to generate autorotation, and therefore the automobile stamping part body is driven to move and rotate at the same time. And the surface of the automobile stamping part body can be comprehensively painted in the follow-up process, extrusion force generated in inner cavities of the two corrugated pipes can drive paint to be sprayed out of the inclined face spray heads with impact force through the corresponding conveying pipes, the paint is sprayed to the surface of the automobile stamping part body which rotates and moves, and painting operation can be rapidly and evenly completed.
Owner:SHANDONG TERRY AUTOMOBILE MACHINE ELECTRICAL

Acoustic softening of non-newtonian material

A viscosity reduction system includes: a dispenser including: an inlet configured to receive a fluid; an outlet configured to dispense the fluid onto a surface; and a flow channel that fluidly connects the inlet with the outlet; and a vibrating device that directly contacts the dispenser at one or more locations and that is configured to vibrate the dispenser and the fluid when power is applied to the vibrating device.
Owner:GM GLOBAL TECHNOLOGY OPERATIONS LLC

Corrosion-resistant self-repairing metal fastener and preparation method

The invention relates to the technical field of metal surface protection, and discloses a corrosion-resistant self-repairing metal fastener and a preparation method thereof.The corrosion-resistant self-repairing metal fastener comprises a zinc alloy matrix, a nanometer passivation layer, a slow-release corrosion-resistant layer and a self-repairing functional layer, and the nanometer passivation layer, the slow-release corrosion-resistant layer and the self-repairing functional layer sequentially wrap the zinc alloy matrix; the zinc alloy matrix consists of Al, Cu, Mg, Ce and Zn; the nano passivation layer adopts zinc phosphate / silane composite sol to construct a Si-O-P covalent bond network, and plasma is combined to graft epoxy groups to enhance the interface bonding strength; the slow-release anti-corrosion layer is used for loading a pH response type benzotriazole derivative through gradient aperture mesoporous silica, so that the dynamic controlled release of a corrosion inhibitor is realized; the self-repairing functional layer adopts a synergistic effect of a mechanical triggering type sulfydryl siloxane microcapsule and a pH triggering type EDTA chelating agent microcapsule to form a physical plugging-chemical passivation dual-mode repairing mechanism. Through four-stage cooperation of matrix modification, interface strengthening, slow-release regulation and control and intelligent repair, the corrosion resistance of the corrosion-resistant self-repairing metal fastener in a complex environment is remarkably enhanced.
Owner:GUANGZHOU AOJIN METAL PROD CO LTD

Spraying device for electromagnetic wire production

The invention relates to the technical field of electromagnetic wire production, in particular to a spraying device for electromagnetic wire production, which comprises a supporting table, a mounting groove is formed in one side surface of the supporting table in a penetrating manner, positioning wheels are rotatably mounted on the inner side of the mounting groove in a vertically symmetrical manner, and a supporting frame is fixedly mounted on the inner side wall of the supporting table. A supporting table is fixedly connected to the upper end of the supporting frame, a steering wheel is rotatably mounted at the end of the supporting frame, a circular groove is formed in the upper end of the supporting table from top to bottom in a penetrating mode, and a side plate is fixedly connected to one end of the top of the supporting table. Then the electromagnetic wire body sequentially penetrates through inner cavities of the cleaning mechanism, the paint spraying collecting mechanism, the transmission mechanism, the rotary paint spraying mechanism and the drying mechanism; at the moment, an output shaft of a servo motor drives a driving gear to rotate, and the driving gear drives an outer gear ring to rotate.
Owner:SICHUAN JINRUI ELECTRIC

Heat insulation aluminum profile and preparation method thereof

The invention discloses a heat insulation aluminum profile and a preparation method thereof, and belongs to the technical field of aluminum profile preparation. The heat insulation coating is electrostatically sprayed on the surface of the aluminum profile, the coating takes epoxy resin as a matrix, the aluminum profile is separated from the external environment, and the corrosion resistance and the heat insulation performance of the aluminum profile are improved; compared with common nano ATO, the prepared modified nano ATO has better compatibility with an epoxy resin matrix, the agglomeration phenomenon is obviously reduced, and the heat insulation performance of the coating can be greatly enhanced; the prepared modifier can significantly enhance the flame retardance and heat resistance of the coating, can promote curing of epoxy resin, is grafted on nano ATO, and is stable in performance and not prone to falling off; therefore, the prepared aluminum profile is excellent in heat insulation property and corrosion resistance, the coating sprayed on the surface of the aluminum profile has stable and efficient flame retardance and heat resistance, and the aluminum profile has important application value in the technical field of aluminum profile preparation.
Owner:BAITONG ALUMINUM (ZHAOQING) CO LTD

Panel chip level underfill equipment and wafer operation method thereof

The invention discloses panel chip-level bottom filling equipment and a wafer operation method thereof.The panel chip-level bottom filling equipment comprises a feeding and discharging machine body, a preparation station, a dispensing station and a detection station, and a material taking piece used for feeding and discharging wafers is arranged in the feeding and discharging machine body; wafers can be conveyed into the working stations for working through the material taking part, the preparation station is located on one side of the feeding and discharging machine body so that the to-be-machined wafers input by the material taking part can be received, the to-be-machined wafers can be preheated and subjected to code scanning alignment in advance, and the glue dispensing station is located on the side edge of the feeding and discharging machine body and used for dispensing glue on the to-be-machined wafers. The detection station is located on the other side of the feeding and discharging machine body and arranged opposite to the preparation station, and the detection station is suitable for receiving the wafer obtained after dispensing operation on the dispensing station is completed so as to detect the dispensing condition of the wafer. According to the invention, the large-size wafer can be safely leveled, and the large-size wafer processed on each station is ensured to be in a set direction, so that the production efficiency and the yield of products are improved.
Owner:CHANGZHOU MINGSEAL ROBOT TECH CO LTD

Cable conductor damage repairing device and repairing method thereof

The invention discloses a cable conductor damage repairing device and a repairing method thereof, and relates to the technical field of cable maintaining.The cable conductor damage repairing device comprises a base, a vertical plate is fixed to the top of the base, a cable base is fixed to one side of the vertical plate, a placing groove is formed in the top of the cable base, and a cable is placed in the placing groove; one side of the vertical plate is provided with an automatic glue spraying mechanism for automatically spraying glue to repair the damaged part of the cable; the invention relates to the technical field of cable maintenance. According to the cable conductor damage repair device and the repair method thereof, through the arrangement of the automatic glue spraying mechanism, the repair glue solution is automatically sprayed to the damaged part of the cable conductor, the damaged part is covered with the repair glue solution, manual glue coating repair is not needed, the automation degree is high, the glue spraying repair efficiency is greatly improved, and the labor intensity of workers is reduced. The glue spraying gun is driven to perform repeated glue spraying in a reciprocating manner in the horizontal direction through the arrangement of the driving reciprocating assembly, so that the repair glue solution can cover the damaged part in a large area, and further damage repair treatment of cables with different damage conditions is facilitated.
Owner:STATE GRID SHANDONG ELECTRIC POWER CO FEIXIAN POWER SUPPLY CO

Gas leakage repairing method, system, equipment and medium for gas insulated switchgear

The invention discloses a gas-insulated switchgear gas leakage repairing method, system, equipment and medium, and relates to the field of equipment repairing. The method comprises the following steps: scanning the gas insulated switchgear to position a gas leakage part, and preprocessing the gas leakage part; determining a scheme for blending a target interpenetrating network coating material according to the characteristics of the air leakage part and the working environment, and coating the pretreated air leakage part with the blended target interpenetrating network coating material to form a target coating; curing parameters are determined according to the type and thickness of the interpenetrating network coating material and the working environment, the power of a heating source is determined through the curing parameters, the target coating is cured through the heating source based on the power of the heating source, and the curing parameters comprise curing time, temperature, humidity and air pressure; and performing air leakage detection on the cured air leakage part to evaluate the repair effect. By implementing the technical scheme provided by the invention, the air leakage problem can be effectively and durably repaired.
Owner:STATE GRID JIANGSU ELECTRIC POWER CO LTD MAINTENANCE BRANCH

Anticorrosive coating method for steel structure

The invention discloses an anti-corrosion coating method for a steel structure, belongs to the technical field of metal anti-corrosion coating, and solves the problems of reduced anti-corrosion effect and short maintenance period caused by incomplete pretreatment, insufficient coating adhesive force and poor complex environment adaptability in the existing anti-corrosion coating process for the steel structure. According to the technical scheme, the method is characterized by comprising the steps that the surface of the steel structure is pretreated through chemical oil removal, sand blasting and acid pickling and phosphating; epoxy zinc-rich primer, epoxy micaceous iron oxide intermediate paint and polyurethane finish paint are sequentially sprayed, and plasma treatment is introduced in the coating of each layer so as to enhance the interface bonding force of the coating; the uniformity and the corrosion resistance of the coating are optimized by regulating and controlling spraying parameters, plasma processing power and a gas ratio; and finally, a gradient heating curing process is adopted, so that the compactness and durability of the coating are ensured. The method is mainly used for long-term anti-corrosion protection of steel structures such as bridges and buildings, and the anti-corrosion performance and the service life in a complex environment can be remarkably improved.
Owner:CHINA HARBOUR ENGINEERING

Gluing positioning method for automobile decorative plate

The invention relates to the technical field of image processing, and discloses an automobile decorative plate gluing positioning method. The method comprises the following steps: acquiring a decorative plate image, identifying a contour to determine a gluing area, and detecting a material to select an adhesive; setting a reference point to calculate position deviation, and adjusting the position if the deviation is greater than a threshold value; environment temperature and humidity are detected and adjusted, and the surface of the gluing area is activated; generating a track to control coating, and adjusting parameters if the detection uniformity is low; glue distribution is analyzed, and curing parameters are set according to glue types to reach the standard. According to the automobile decorative plates made of different materials, based on material characteristic data and adhesive curing characteristics, self-adaptive accurate gluing positioning and differential curing treatment are achieved, and the quality stability and production efficiency of decorative plate bonding are improved.
Owner:XIAN QIAOLUMING TECH CO LTD

Bionic TENG sensor unit for artificial throat and preparation method

The invention discloses a bionic TENG sensor unit for an artificial throat and a preparation method thereof, and relates to the field of artificial throats, and the sensor unit comprises a gradient micro-dome friction layer, a strain amplification layer, an electrode layer and a back cavity substrate layer. The gradient micro-dome array realizes gradual contact through gradient change of height and diameter; the strain amplification layer converts vertical vibration into horizontal strain by using a cantilever beam-sliding block structure; the back cavity array selectively amplifies vibration at a specific frequency based on the Helmholtz resonance principle. The invention further provides a corresponding preparation method. The preparation method comprises the steps of back cavity forming, electrode deposition, microstructure manufacturing, surface treatment and the like. The sensor has the advantages of high sensitivity, good frequency selectivity and strong durability, and is particularly suitable for detecting weak laryngeal vibration signals of laryngeal patients.
Owner:FUZHOU UNIV

Apparatus And Method For Inductive Heating Of Coated Web Substrates During Process Operations

Apparatus, system and method for simultaneously drying a coating on a substrate using at least two different drying phenomena, for example, inductive heating and convective heating, or inductive heating and a combination of convective heating and infrared heating. A coating on a substrate is dried by generating heat in the substrate while simultaneously applying convective heat and / or radiant heat to the coating. Simultaneous drying refers to drying of the same region of a substrate at the same time, and in a particular embodiment, subjecting the same region of a substrate to inductive heating and convection at the same time. Preferably the substrate is at least partially conductive.
Owner:DURR SYST INC

Composite optical film with polarization function, preparation method and application thereof

The invention discloses a composite optical film with a polarization function, a preparation method and application thereof. The composite optical film comprises a transparent substrate layer, and a buffer layer, an oriented calcite crystal layer and an anti-reflection layer which are laminated on one side of the transparent substrate layer. Wherein the oriented calcite crystal layer is obtained by coating a superparamagnetic modified calcite crystal composite material suspension on the surface of the buffer layer, inducing optical axis oriented arrangement through a magnetic field and performing UV curing; the buffer layer is obtained by co-extruding a cycloolefin polymer and a polyurethane acrylate mixture, and a thermal expansion coefficient transition system is formed; the anti-reflection layer is composed of nano-porous titanium dioxide with the refractive index changing from 1.8 to 2.3 in a gradient mode, and a refractive index gradient structure is formed. According to the composite optical film, the polarization efficiency and the light transmittance of the composite optical film are improved and the industrial stability is improved through the design of the polarization functional layer in which the calcite nanocrystals are directionally arranged under the induction of a magnetic field and in combination with the gradient refractive index scattering layer.
Owner:NINGBO CHANGYANG TECH

Electrode manufacturing method

An electrode manufacturing apparatus according to one aspect of the present disclosure is configured to discharge a liquid to form a resin layer or an inorganic layer on an electrode substrate which is being conveyed in a predetermined direction. The electrode manufacturing apparatus includes a detector, a liquid discharger provided downstream of the detector in the predetermined direction and configured to discharge the liquid to form the resin layer or the inorganic layer, and a controller configured to control a discharge condition of the liquid discharger. Points where a property varies are present on the electrode substrate along a direction intersecting the predetermined direction. The detector outputs pieces of detection information obtained by detecting one of the points in time series, and the controller controls the discharge condition of the liquid discharger based on combined detection information obtained by combining the pieces of detection information.
Owner:RICOH CO LTD

Environment-friendly high-uniformity dipping and drying equipment

The invention relates to the technical field of drying, in particular to environment-friendly high-uniformity dipping and drying equipment which comprises a drying equipment mounting main body, closed side plates are fixedly mounted on the outer surfaces of the two sides of the drying equipment mounting main body correspondingly, and a drying box is arranged on one side of the drying equipment mounting main body; the drying device has the beneficial effects that the interior of the drying box is distributed and arranged through the drying interval fan cover, and the preheating hollow guide roller is improved, so that cooling air enters the U-shaped air duct area through the hot air inlet after being heated by the heating pipe in a centralized manner; the air flow enters a V-shaped drying air pipe through a lower air inlet groove and an upper air inlet groove to assist the drying air pipe in uniformly discharging the air to uniformly dry the base material, and then is upwards sucked out under the action of a leading-out fan, so that the air flow carries moisture evaporated by the base material to generate humid and hot air, and the humid and hot air is sucked out by the leading-out fan and is conveyed into a central fixed pipe through a humid and hot air discharging pipe; and the hot air is dispersed from the hot air radiating grooves and enters the inner side of the preheating hollow guide roller to perform non-contact heat exchange with a base material.
Owner:TAIXING ZHONGYA DRYING EQUIP MFG CO LTD

Production of layered bodies from a lisicon material

The invention relates to layered bodies made of LiSICon material, their production, and use. The underlying objective was to provide a membrane for the deposition of lithium from contaminated lithium-containing water that is comparatively inexpensive and offers good lithium permeability during electrodialysis. This objective is achieved by coating a substrate with a LiSICon material using aerosol-based cold deposition. This process yields a layered body that, due to its specific material combination, is ideally suited as a membrane for electrodialytic lithium deposition.
Owner:EVONIK OPERATIONS GMBH

Spin coating chamber structure for stabilizing chamber flow field and improving chamber cleanliness

The invention belongs to the technical field of spin-coating machines, and discloses a spin-coating chamber structure capable of stabilizing a chamber flow field and improving chamber cleanliness. The synchronous cover module, the air pressure adjusting module and the spin-coating turntable module which are arranged from top to bottom are of a concentric structure; a flow channel allowing spin-coating liquid to flow out is reserved between the spin-coating rotary table module and the air pressure adjusting module, and the spin-coating rotary table module and the synchronous cover module are synchronous in rotating speed during spin-coating. Before spin-coating, an air pump is connected to an air channel of the air pressure adjusting module, impurities in the spin-coating cavity are taken away from the surface of a substrate through airflow, and the cleanliness of the cavity is improved. And in the spin-coating process, supersaturated gas is introduced from the air inlet of the synchronous cover module, passes through the cylindrical cavity and is introduced into the spin-coating cavity from the air outlet, so that the atmosphere environment in the spin-coating cavity is improved, the evaporation uniformity is improved, and the film thickness uniformity is improved. In the spin-coating process, the synchronous cover module and the spin-coating module rotate synchronously, and the trapezoidal spoiler of the synchronous cover module can improve the air flow speed in the spin-coating chamber, so that the air flow speed in the spin-coating chamber is more uniform, and the film thickness uniformity is ensured.
Owner:DALIAN UNIV OF TECH

Super-wear-resistant super-hydrophobic coating and preparation method thereof

The invention discloses a super-wear-resistant super-hydrophobic coating in the technical field of coatings, the super-wear-resistant super-hydrophobic coating comprises a primer and a finishing coat, the primer comprises solvent-free aliphatic polyether polyol resin, micro-powder particles, di-tetratoluene diisocynate, fumed silica nanoparticles and a primer magnetic attraction material; the finishing paint comprises hydrophobic nanoparticles, a diluent, a finishing paint magnetic attraction material and a hydrophobic treatment agent, the primer magnetic attraction material is ferrite powder, and the finishing paint magnetic attraction material is nickel powder. The preparation method comprises the following steps: 1, preparing the primer; secondly, primer is sprayed; step 3, roughening the primer; 4, finish paint is manufactured; step 5, spraying finish paint; and step 6, detecting the performance of the coating. The preparation method is scientific and reasonable, the uniformity and stability of the coating in the preparation and coating process are ensured by optimizing the composition of the coating material, improving the preparation process and introducing a magnetic suction device, and therefore the wear resistance, hydrophobicity and adhesive force of the coating are improved.
Owner:BEIJING INST OF TECH

Metal coiled material double-sided gluing all-in-one machine

The invention discloses a metal coiled material double-sided gluing all-in-one machine which is characterized in that the metal coiled material double-sided gluing all-in-one machine comprises a coiled material unwinding mechanism, a coiled material front side gluing mechanism, a two-layer coiled material drying tunnel furnace, a coiled material back side gluing mechanism, a coiled material vulcanization tunnel furnace and a coiled material winding mechanism, and the coiled material vulcanization tunnel furnace is located at the top of the two-layer coiled material drying tunnel furnace in parallel; the coiled material front face gluing mechanism and the coiled material back face gluing mechanism are located on the two sides of the two-layer coiled material drying tunnel furnace respectively, the coiled material unwinding mechanism is located on the side, away from the coiled material drying tunnel furnace, of the coiled material front face gluing mechanism, and the coiled material winding mechanism is located on the side, away from the raw material drying tunnel furnace, of the coiled material back face gluing mechanism. The device has the advantages that the device has the effects of scraping and coating the rubber on the two sides of the metal coiled material, and continuously drying and vulcanizing the rubber on the two sides of the metal coiled material.
Owner:HUBEI ZHONGYU HENGTONG NEW MATERIAL TECH CO LTD

Coating spraying process for aluminum alloy wheel

The invention provides a coating spraying process for an aluminum alloy wheel. The coating spraying process comprises the following steps: S1, surface treatment; s2, spraying a bottom coating; s3, spraying a surface coating; s4, spraying a nano-particle reinforcing layer; s5, thermal plasma spraying post-treatment is carried out; according to the process method, the adhesive force can be improved, the cold plasma treatment technology can efficiently activate the surface of the aluminum alloy, the adhesive force between the coating and the base material is enhanced, and the risk that the coating is peeled off is reduced. And by adding the nano-particle reinforcing layer, the surface hardness of the coating is remarkably improved, and the coating has higher scratch resistance. And the corrosion resistance is enhanced, specifically, the corrosion resistance and the ultraviolet resistance of the aluminum alloy wheel are greatly improved through the optimized formula of the bottom coating and the surface coating, especially the application of a nano reinforcing material and a photocureable coating. The ultraviolet curing technology of the photocureable coating greatly shortens the curing time, the high-frequency production requirement is met, and the production efficiency is improved.
Owner:JIANGSU POMLEAD CO LTD

Full-automatic laminating equipment and method for curved screen panel and storage medium

The invention relates to a full-automatic laminating device and method for a curved screen panel and a storage medium. The equipment comprises a plurality of stations including feeding, pretreatment, laminating, finished product detection and discharging. On the feeding station, the curved screen panels to be attached are sequentially conveyed to the pretreatment station through the automatic material taking mechanical arm, surface cleaning is carried out so as to remove dust and impurities, and it is ensured that the subsequent attaching process is smoothly carried out. After assembly is completed, the products enter a finished product detection station, defect detection is conducted on the surfaces of the products, and high-precision detection equipment is arranged for image collection and defect recognition. And according to a detection result, the system marks defects through a defect correction device, and classifies the panel. And finally, the material taking mechanical arm conveys different types of curved screens to the corresponding discharging channels, effective sorting is conducted, and the quality consistency and reliability of the subsequent manufacturing link are ensured. According to the design of the equipment, the production efficiency and the product quality control level are greatly improved, and the requirements of the modern manufacturing industry for high precision and high consistency are met.
Owner:CHENGDU BOSHIDA TECH CO LTD