18results about How to "Guaranteed adhesion effect" patented technology

The invention relates to the technical field of upper cover tape processing, and discloses a uniform gluing device for heat-seal upper cover tape processing, which comprises a base, an unwinding roller is mounted on one side of the top of the base through a frame body, a plurality of support frames are fixedly connected to one side, close to the support frames, of the top of the base, and a cleaning mechanism is arranged at the end parts of the plurality of support frames. A limiting frame is fixedly connected to the side, close to the supporting frame, of the top of the base, a gluing mechanism is arranged outside the limiting frame, a slicking mechanism is arranged on the side, close to the gluing mechanism, of the bottom of the limiting frame, and an edge scraping mechanism is arranged on the side, close to the slicking mechanism, of the bottom of the limiting frame. And a glue collecting mechanism is arranged on the inner side of the limiting frame. The scraping plate and the connecting rod are fixed, and the torsion spring provides elastic pressure, so that the scraping plate can flexibly adapt to different glue thicknesses and scrape redundant glue, and the thickness uniformity of a gluing layer of the upper cover belt is guaranteed.

The invention discloses a water-based pre-coating composition, a polyester optical film and a preparation method and application, and relates to the technical field of optical functional thin films, the water-based pre-coating composition comprises the following components by mass: 5-80 parts of first water dispersible resin; 1 to 80 parts of second water dispersible resin; 1 to 50 parts of water soluble resin; 0.1 to 50 parts of a cross-linking agent; 0-90 parts of a solvent; the water-soluble resin comprises polyvinyl alcohol, and the second water dispersible resin comprises at least one of water-based acrylic resin and water-based polyurethane; according to the water-based pre-coating composition, low-refractive-index water-soluble resin such as water-based acrylic resin and water-based polyurethane resin is added, the refractive index of a pre-coating layer of a polyester optical film is regulated and controlled, and the water-based pre-coating composition serves as a transition layer between a polyester base film and a subsequent functional coating, so that serious rainbow lines are prevented from appearing after coating of a functional surface coating is completed.

The present invention relates to the field of cable processing technology, and specifically to a cable processing device that is convenient for cable core coating and molding, comprising a frame, an extruder and a wire feeding frame. The present invention cleans the dust on the surface of the cable core in advance to ensure the adhesion effect of the coating material and the surface of the cable core, uses a rotating frame to allow the coating material to be evenly coated on the surface of the cable core, thereby improving the coating effect on the cable core, and uses a cooling mechanism to cool and mold the coating material on the surface of the cable core, and then cleans the outer surface of the cable core coating layer after cooling to ensure the cleanliness of the outer surface of the cable core after coating, and avoids the cable core from being corroded from the inside after being installed in the insulating sleeve. Finally, the detection mechanism is used to detect the flatness of the cable core coating layer, and the protrusions and depressions of the coating layer are marked. For the coating section with poor flatness, the coating component is adjusted in time, thereby ensuring the coating molding quality of the cable core.

The utility model relates to the technical field of blast furnace ironmaking production, and discloses a chain belt atomization cooling device which comprises a cooling assembly, a chain belt atomization cooling assembly and a chain belt atomization cooling assembly, the cooling assembly comprises a cooling water pipeline and a compressed air pipeline, the compressed air pipeline is connected with the water inlet end of the cooling water pipeline, and a plurality of sprayers are installed on the cooling water pipeline; the height adjusting assembly comprises a supporting bottom plate, installation vertical plates and an adjusting plate, the two installation vertical plates are fixed to the supporting bottom plate, long adjusting grooves are formed in the installation vertical plates in the height direction of the installation vertical plates, adjusting bolts are installed in the long adjusting grooves, and the adjusting plate is fixed to the installation vertical plates through the adjusting bolts; the angle adjusting assembly comprises annular clamping plates fixed to the adjusting plate, the circumferential threads of the annular clamping plates are connected with puller bolts, and the cooling water pipeline is rotatably installed in the two annular clamping plates.

The invention discloses a permanent magnet surface coating material and a preparation method thereof, the preparation method comprising: mixing styrene-acrylic resin, melamine formaldehyde resin, chromium oxide and methanol to form a styrene-acrylic resin composite liquid; then mixing alloy composite powder, molybdenum dioxide powder and silicon carbide powder, and then slowly adding the styrene-acrylic resin composite liquid and stirring to obtain a permanent magnet surface coating material, wherein the alloy composite powder is composed of zinc-based alloy powder and iron-chromium alloy powder. The permanent magnet surface coating material prepared by the invention has both high strength and high corrosion resistance, and the preparation method has a simple process, low production cost and is suitable for industrial production.

The utility model discloses coating equipment for PVC (polyvinyl chloride) coated fabric production, which relates to the field of textile processing equipment and comprises a supporting bottom plate, a supporting top plate is arranged above the supporting bottom plate, control devices are symmetrically arranged on two sides of the supporting bottom plate, a center mounting frame is arranged at the bottom of the supporting top plate, and a plurality of control devices are symmetrically arranged on the center mounting frame. A plurality of liquid spraying plates are arranged at the bottom of the center mounting frame, and liquid conveying pipelines matched with the liquid spraying plates are arranged at the top of the center mounting frame. Cloth is preheated through the heating frame, and the adhesion effect and stability of follow-up spraying can be guaranteed; the cleaning roller cleans the surface of the cloth at the cloth inlet end, the covering effect of a cloth coating can be ensured, the cloth is preheated through the heating frame, and the adhesion effect and stability of subsequent spraying can be ensured; and the cleaning roller cleans the surface of the cloth at the cloth inlet end, so that the covering effect of a cloth coating can be ensured.

A kind of flexible super hydrophobic anticorrosion coating and preparation method thereof, belong to the technical field of preparation of anticorrosion coating. To provide a kind of flexible super hydrophobic anticorrosion coating and preparation method thereof, the present invention prepares a primer, prepares a top coating, pours the primer obtained into a spray gun and sprays it on a substrate until the substrate is completely covered, the primer obtained is placed in an 80 DEG C oven and cured for 15-20min, takes out and then sprays the top coating obtained until the primer is completely covered, and then the obtained sprayed complete substrate is placed on a neodymium iron boron magnet, and then the whole is moved to 40 DEG C of ovens and cured for 3-4h, and a kind of flexible super hydrophobic anticorrosion coating is obtained. The present invention, under the auxiliary effect of an external magnetic field, controllably forms in-situ microcilia, and the micro-nano structure formed by hydrophobic nanoparticles and low surface energy cilia ensures the excellent super hydrophobicity of the coating, and the coating has excellent impact resistance, and can maintain long-term super hydrophobicity, antifouling, and anticorrosion effects.

The utility model discloses a glass ball conveying track cleaning device relates to glass ball production technical field, including cleaning frame, the lower end both sides of cleaning frame all are fixedly connected with mounting seat, the inside of both sides of cleaning frame all are seted up with side chamber, the both sides of cleaning frame all are fixedly connected with air inlet, and air inlet is linked with side chamber, and the side of side chamber is seted up with the communicating port, and the both sides of cleaning frame inside all are height connection with the limit card seat, and the inside plug -in of limit card seat is fixed with the connecting plate, the utility model discloses the setting of air inlet and air jet nozzle can be in use, through the intermittent jet of both sides air jet nozzles in cleaning frame, can blow glass ball and roll left and right, cooperate airflow, can make the dust on glass ball separate, and simultaneously the design utilizes the rolling of glass ball, can make glass ball surface blow gas more uniform, can make glass ball surface dustless, guarantee the cleaning of glass ball surface, to guarantee the adhesion effect of glass ball later coating.

This utility model discloses an automatic rust removal and coating device for railway tracks, relating to the field of railway track rust removal technology. The device includes a support base, a spraying mechanism, and a drying mechanism. The spraying mechanism is located on top of the support base and includes a material pump, an L-shaped pipe, a nozzle, and a separator. The output end of the material pump is fixedly connected to one end of the L-shaped pipe, and the other end of the L-shaped pipe extends to the bottom of the support base and is fixedly mounted with the nozzle. A separator is fixedly mounted on the outer wall of the L-shaped pipe, and the nozzle is located inside the separator. The drying mechanism is located on top of the support base and includes a strip-shaped air box and an air outlet pipe. The strip-shaped air box is fixedly mounted at the bottom of the support base, and multiple sets of air outlet pipes are fixedly mounted at the bottom of the strip-shaped air box. This device can simultaneously grind and remove rust while spraying an anti-rust coating onto the derusted railway tracks, combining rust removal and coating in a single operation, improving railway track maintenance efficiency and reducing the workload of workers.

The utility model discloses a high wear-resistant galvanized plate, which relates to the technical field of galvanized plates and comprises a steel plate base layer, a corrosion-resistant layer, a galvanized base layer and a galvanized layer are arranged above the steel plate base layer, and the steel plate base layer, the corrosion-resistant layer, the galvanized base layer and the galvanized layer are sequentially arranged from bottom to top. The corrosion-resistant layer is arranged above the steel plate base layer, the zinc-plated base layer and the zinc-plated layer are arranged above the corrosion-resistant layer, and the zinc-plated base layer is matched with the zinc-plated layer, so that the steel plate base layer can be protected; and the galvanized base layer and the galvanized layer are attached through a plurality of transverse attachment grooves, transverse attachment blocks, longitudinal attachment grooves and longitudinal attachment blocks, and the transverse attachment grooves, the transverse attachment blocks, the longitudinal attachment grooves and the longitudinal attachment blocks are matched, so that the attachment strength of the galvanized layer can be ensured, and the wear resistance and stability of the galvanized plate in long-term use can be ensured.

The utility model relates to the field of constructional engineering, in particular to an automatic spraying and plastering device for civil construction of constructors, which comprises a frame and a support arranged on the outer side of the frame, a spray pipe is mounted on the support, and a group of nozzles are arranged on the spray pipe; the plastering device further comprises a plastering assembly, and the plastering assembly is arranged on the outer side of the support and used for conducting plastering operation and collecting redundant mortar at the same time. Wherein the plastering assembly comprises a plastering plate, a through groove and a flow guide groove, the plastering plate is hinged to the interior of the support, the through groove is formed in the plastering plate, and the flow guide groove is formed in one side of the plastering plate and communicates with the through groove; mortar in the plastering process can be guided and collected, the phenomena of mortar waste and ground pollution are reduced while the spraying effect is not affected, meanwhile, the inclination angle and position of the plastering plate can be flexibly adjusted, the mortar attachment effect is guaranteed, and the plastering device is used in a matched mode according to different plastering requirements.

This application provides a caviar-encased cheese popping pearl and its preparation method. The caviar-encased cheese popping pearl includes popping pearl particles and a protective liquid. The popping pearl particles include an inner core and a colloidal solution. The inner core includes the following components in the indicated mass percentages: calcium lactate 1%-2%, calcium chloride 0.05%-0.1%, white sugar 20%-30%, guar gum 0.01%-0.03%, xanthan gum 0.1%-0.2%, gellan gum 0.01%-0.05%, cream cheese 10%-20%, citric acid 0.2%-0.4%, and caviar 2%-5%, with the balance being water. By using a combination of xanthan gum, guar gum, and gellan gum, caviar can adhere to popping boba particles using the compounded colloids. Gellan gum provides good viscosity and gel strength. When used in combination with xanthan gum and guar gum, the viscosity of xanthan gum has a synergistic effect on the entire colloid system. By controlling the amount of guar gum, xanthan gum, and gellan gum, the adhesion of caviar particles can be ensured, while preventing excessive gellan gum from hardening the surface of the popping boba and ensuring the taste of the finished product.

The invention belongs to the technical field of enameled copper flat wires, and particularly relates to a large-specification enameled copper flat wire for vertical winding and a preparation method thereof.The preparation method comprises the steps that S1, a low-oxygen copper rod is rolled into a flat blank on a double-roller rolling mill, and then the flat blank is stretched into a needed flat wire blank through a multi-pass flat drawing die; s2, ultrasonic cleaning is conducted on the flat wire blank in the step S1 to remove impurities, then double-section annealing treatment is conducted, and an annealed flat wire blank is obtained; s3, performing multi-pass mold method painting and repeated baking on the annealed flat wire blank in the step S2, and then fully cooling to obtain an enameled flat wire blank; and S4, firstly lubricating the enameled flat wire blank in the step S3, and then taking up to obtain the enameled copper flat wire. By effectively regulating and controlling the annealing temperature, the annealing wire speed, the temperature of each stage in the baking process and paint layer structure components, the problem that a paint film is prone to cracking in the winding process of the large-specification enameled copper flat wire is solved, operation is easy, and the method is suitable for large-scale industrial production.

The invention provides a device and a method for manufacturing a composite copper foil of a vacuum evaporation base film, which are used for solving the problems of unstable adhesive force between an initial conductive layer and the base film, poor uniformity of an electroplated composite copper layer and poor thermal stability of the base film when the composite copper foil of the vacuum evaporation base film is manufactured in the prior art. The composite copper foil manufacturing device of the vacuum evaporation base film comprises a hot-pressing shape correction section, an activation conducting layer section, two sets of conducting sections, a copper groove section and a curing composite layer section, shape correction can be conducted on the deformed base film in vacuum evaporation, the adhesion effect of a subsequent composite conducting layer and film cloth is guaranteed, and the production efficiency is improved. The bonding force between the initial conductive layer and the base film is increased, the performance of subsequent processing or use of electronic equipment is guaranteed, the precision of each processing technology of the electroplating composite layer is accurately controlled, the thickness and uniformity of the copper layer of the electroplating composite layer are guaranteed, the finished product composite copper foil is stable in electrical performance and good in performance in high-frequency or high-current application, and the service life of the copper foil is prolonged. And the safety is high.

The utility model discloses a zinc alloy coding device, and relates to the technical field of zinc alloy processing. The zinc alloy conveying device comprises a base, a mounting frame and a fixing frame are arranged at the top of the base, a rotating shaft is arranged on the inner side of the fixing frame, a rotating roller is arranged on the outer surface of the rotating shaft, and a crawler belt is arranged on the outer surface of the rotating roller. The cleaning brush can wipe dust on the surface of the zinc alloy, after the exhaust fan is started, the dust can be sucked into the dust collection box through the air entraining cover, the dust suction pipe and the dust suction pipe, the dust removal effect is achieved, the adhesiveness of ink is guaranteed, after code printing is completed, air exhausted by the exhaust fan enters the heating box, the air is heated by the electric heating wire, and the dust removal effect is improved. And generated hot air is sprayed out through a hot air pipe, an air distributing pipe and a spray head, then ink on the zinc alloy is dried, the situation that the ink is abraded in the later period is avoided, and the code printing effect is improved.

The invention relates to the technical field of electronic component processing, in particular to a labeling device for electronic component production and a using method thereof.The labeling device comprises a side plate, a conveying belt is connected to the inner side of the side plate, a top plate is connected to the top end of the side plate, and a component processing mechanism is connected to the top end of the top plate; and one side of each side plate is connected with a deviation rectifying unit, and the sides, away from each other, of the side plates are connected with two sets of supporting frames. Physical treatment can be carried out on the environment and the surface of an electronic component during processing through the component processing mechanism, so that the adhesiveness and the quality of labeling are ensured, and meanwhile, through the cooperation between the labeling unit and the auxiliary extrusion mechanism, even if a binding surface is not a flat surface, the surface of the electronic component is not flat. And the overturning mechanism is used for automatic overturning, so that the production automation is effectively improved, the manpower consumption is reduced, and the price efficiency is improved.

The invention provides a treatment method of petrochemical alkali residue wastewater. The treatment method comprises the following steps: (1) adding inorganic acid into the alkali residue wastewater for neutralization; (2) adding sewage into the neutralized alkaline residue wastewater for dilution so as to reduce the COD value of the alkaline residue wastewater; (3) carrying out primary biochemical degradation on the diluted alkaline residue wastewater, wherein a treatment system for the primary biochemical degradation comprises an MABR unit; and (4) enabling effluent of the MABR unit to enter a sedimentation tank, and carrying out secondary biochemical degradation on supernate of the sedimentation tank. According to the treatment method provided by the invention, the aeration membrane of the MABR unit reduces the gas-liquid mass transfer resistance and improves the oxygen utilization rate; oxygen in a biological membrane of the MABR unit and a substrate are transmitted in different directions, the biological membrane is high in adhesive force and not prone to falling off, the microbial activity is high, the pollutant removal efficiency is high, and the system is high in impact resistance and stable in operation; bubble-free aeration is realized, the aeration quantity is small, and the energy consumption is low; and the discharge amount of waste gas is greatly reduced.

The application discloses a manufacturing process for improving the solder mask bridge falling problem of a high-layer circuit board based on an AI server, relates to the field of PCB manufacturing technologies, and comprises a pretreatment process, a silk-screen printing process, a pre-baking process, an exposure process, a developing process and a high-temperature curing process. The pretreatment process adopts volcano ash plate grinding and super-rough cleaning. The silk-screen printing process adopts secondary printing of oil, and the first solder mask bridge position is blocked from oil. The exposure process reduces the gap between the solder mask bridge and the design PAD and etching PAD. The developing process maintains the pH value of developing liquid at a constant value by calculating the ink usage of a single PCB and adopting the drag tank method or the production green oil plate method, so that the problems of the prior art, such as the easy falling of the solder mask bridge and the high defect rate, are solved.