20 results about "Gelcoat" patented technology

The utility model belongs to the technical field of bridge secondary reinforcement, and particularly relates to a dipping glue scraping tool applied to carbon fiber cloth reinforcement, which comprises a V-shaped glue groove for storing glue, and a roller brush for realizing glue scraping operation by rolling on the surface of carbon fiber cloth is arranged in the V-shaped glue groove. The front side of the V-shaped glue groove is provided with a rotary rolling roller set which moves synchronously with the V-shaped glue groove and is used for rolling the carbon fiber cloth, and a handrail used for being held by hand is arranged between the V-shaped glue groove and the rotary rolling roller set. According to the utility model, the exhausting, flattening and glue scraping processes of the carbon fiber cloth are reasonably and effectively combined, so that the glue scraping operation efficiency is improved, and the glue scraping effect is improved.

A thermally curable gel coat resin composition (X) comprising an oligomeric ethylenically unsaturated resin (UR) and at least one reactive diluent (RD) wherein the oligomeric ethylenically unsaturated resin (UR) comprises at least one polyether-functional urethane (meth) acrylate (A), the polyether-functional urethane (meth) acrylate (A) can be obtained by the reaction of a mixture comprising (a) a polyfunctional isocyanate (I), (b) a hydroxyalkyl (meth) acrylate (HAA) and / or an unbranched C2-C4 polyalkylene glycol (meth) acrylate (AGA); wherein the reactive diluent (RD) comprises a monomer (B) having at least one (meth) acrylate group, and wherein the at least one polyether-functional urethane (meth) acrylate (A) comprises at least one unbranched moiety of Formula 1: wherein x is an integer from 2 to 4, n is an integer from 2 to 90.

The application discloses a kind of power vane forming die preparation methods, preparation wooden die;Preparation carbon fiber composite material suction surface shell mold: epoxy resin mold gelcoat is sprayed on the surface of wooden die of suction surface shell;According to the layer design of suction surface shell mold meat, carbon fiber fabric layer is sequentially placed on the surface of gelcoat layer;Vacuum bag film encapsulation is used to detect air tightness;According to the weight fraction of carbon fiber fabric, epoxy resin glue solution is prepared, and is injected into mold meat forming cavity;Solidification, cooling then remove and clean the forming auxiliary material on the surface of mold meat;2-5 layers of carbon fiber fabric are laid on the surface of mold meat, and pre-prepared carbon fiber composite material framework is placed, and filler is used to fill and smooth the hollow part of the framework, then 2-5 layers of carbon fiber fabric are used to cover, vacuum bag film encapsulation is used to detect air tightness, and finally epoxy resin is injected, and co-curing is shaped.The application also discloses a kind of forming die prepared by the preparation method.

The utility model belongs to the technical field of gel coat flat plate processing, and particularly relates to a fiber feeding tool for gel coat flat plate processing, which comprises a feeding tool body, the feeding tool body comprises a movable frame, a vertical frame is arranged above the movable frame, a hanging seat is arranged at the end part of the movable frame, a hanging bracket is arranged below the hanging seat, and a clamping device is arranged below the hanging bracket. A lifting assembly is arranged below the lifting frame and comprises a mounting frame, movable and adjustable lifting plates are arranged in the mounting frame, an adjusting assembly used for adjusting synchronous movement of the two lifting plates is arranged in the mounting frame, and a connecting chain is arranged at the end of each lifting plate. A bearing assembly used for bearing the rollers is arranged below the connecting chain. The limiting roller adjusting device is reasonable in design, simple in structure, convenient to machine and capable of being adjusted in a matched mode according to limiting rollers of different specifications and sizes, it is ensured that a workpiece is located in the middle position, the possibility that the workpiece shakes due to the unstable gravity center is avoided, the working progress is improved, and the use requirement is met.

The utility model belongs to the technical field of gel coat flat plate processing, especially relate to a film deviation rectifying mechanism for gel coat flat plate processing, the upper part of support frame is provided with a plurality of conveying assemblies, the conveying assembly includes the carrier plate, is equipped with the conveying roller between two carrier plates and is provided with the positioning assembly with deviation rectifying limiting function between two adjacent conveying assemblies, the multifunctional composite mechanism is provided on the conveying assembly in the middle position, the multifunctional composite mechanism includes the leveling and laying mechanism for preventing vertical jumping and the end edge limiting mechanism with limiting function to the workpiece end face. The utility model has the advantages of reasonable design, simple structure, convenient processing, and can limit the workpiece vertically on one hand, prevent it from jumping, on the other hand, can carry out a certain degree of deviation rectifying treatment to the workpiece corner, guarantee the laying work progress, ensure the tightness of cooperation between workpieces, guarantee the forming quality of workpiece, satisfy the using requirement.

The invention provides a wind power generator cabin cover production process, and relates to the field of wind power generator cabin cover molding, and the wind power generator cabin cover production process comprises the following steps: spraying a gel coat on a production mold, and curing to form a gel coat layer; auxiliary parts are arranged in the production mold; the arranged production mold is covered with a vacuum bag film and sealed; the space in the vacuum bag film is vacuumized through a flow guide pipe; a molding injection material is injected into the production mold through a glue injection guide pipe; after glue injection is finished, the extraction opening and the glue injection opening are blocked, and a vacuum environment is kept for curing; the vacuum degree is regulated and controlled in stages based on molding injection material parameters; after curing is completed, the vacuum bag film is removed; and taking out the formed cabin cover of the wind power generator from the production mold. The process requirements of different stages can be met by regulating and controlling the vacuum degree in stages, and the quality of the formed cabin cover of the wind power generator is guaranteed.

The utility model belongs to the technical field of gel coat flat plate processing, and particularly relates to a fiber edge cutting and collecting device for gel coat flat plate processing, which comprises a frame body, a conveying roller, an edge cutting roller and a collecting assembly are sequentially arranged above the frame body along the advancing direction of a workpiece, and the collecting assembly comprises a moving assembly capable of longitudinally moving and adjusting. A collecting mechanism is arranged at the outer side moving end of the moving assembly and comprises a supporting plate, a collecting roller is arranged above the supporting plate, a transition roller is arranged on one side below the collecting roller, a self-adjusting assembly is arranged below one side of the transition roller, and a limiting roller is arranged at the output end of the self-adjusting assembly. The edge cutting device is reasonable in design, simple in structure and convenient to machine, can replace manual work to complete convenient collection of materials after edge cutting, reduces labor intensity, saves labor cost, improves work progress, and fully meets use requirements.

The invention relates to the technical field of glass fiber reinforced plastic products, in particular to a processing method of a glass fiber reinforced plastic battery skin plate. According to the technical scheme, the method comprises the following steps that (1) a film base layer is arranged, specifically, a rolled film is unfolded through a flattening roller and flattened through a conveying roller, and linear conveying is conducted under the action of the conveying roller; (2) setting a gel coat, namely uniformly laying the gel coat with the corresponding color on the flattened film through a conveying frame and a transverse scraper; and (3) a resin blade coating forming step: the arranged resin is matched with a limiting assembly in the width direction, and a plate resin base layer is formed through a blade coating mode. The production process has the advantages that the integrated continuous processing effect is achieved in the production process, the continuity of product procedures in the forming process is guaranteed, it is guaranteed that the quality stability of products is better, and the texture effect of the surfaces of the products can form the composite grain effect when the cloth-based products are produced.

The application relates to the technical field of wind power generator part manufacturing, in particular to a high-adhesion wind power generator cabin cover inner layer gel coat spraying process, which comprises the following steps: base pretreatment: performing dry grinding, blowing clean dust and plasma treatment on the surface of a wind power generator cabin cover glass fiber reinforced plastic base; gel coat preparation: mixing raw materials according to a formula to obtain gel coat slurry, wherein the formula comprises modified unsaturated polyester resin, composite adhesion promoter, nano composite reinforcing filler, composite curing agent, composite promoter, defoaming agent and leveling agent; the composite adhesion promoter is composed of gamma-aminopropyl triethoxysilane and glycidyl methacrylate; and the nano composite reinforcing filler is a nano powder with a surface modified by a silane coupling agent; the composite adhesion promoter compound system is adopted, the nano composite reinforcing filler and the organic modifier are matched to construct a multi-element composite modified structure, and the interface bonding capacity of the gel coat and the glass fiber reinforced plastic base is fundamentally strengthened.

The invention relates to the technical field of resin raw material processing, and particularly discloses drying treatment equipment for styrene-free gel coat resin raw materials, which comprises a frame and a cross beam, the cross beam is mounted in the middle of the frame, and a plurality of limiting clamps are mounted on the left and right sides of the upper surface of the frame and the upper surface of the cross beam at equal intervals from front to back; the limiting clamps limit the water-cooled plastic strips, and a drying mechanism is installed on the upper surface of the frame and located above the cross beam. Stubborn water drops on the surface of a plastic strip can be efficiently vibrated off, primary water removal of the plastic strip is completed, the pressure of a subsequent air drying link is effectively shared, the air drying time is greatly shortened, and the overall production efficiency of gel coat resin particles is remarkably improved; dynamic adjustment of the air blowing angle is achieved, the air blowing range of the air knife is effectively expanded, the air knife is matched with the curved surface structure characteristics of the plastic strips, air drying dead angles are eliminated, comprehensive and uniform drying of the plastic strips is achieved, and it is ensured that the humidity of gel coat resin particles obtained after the dried plastic strips are cut into particles reaches the standard and meets the use standard.

The application provides a solid glue coating, a preparation method and application thereof, and a preparation method of a surface-coated composite material, and belongs to the technical field of functional materials.The solid glue coating provided by the application comprises the following preparation raw materials in mass fractions: 50-95 parts of base resin powder, 1-20 parts of graphene oxide-nano titanium dioxide composite material, 1-20 parts of barium sulfate, 0.1-10 parts of a curing agent, 0.01-5 parts of a defoaming agent, and 0.01-5 parts of a wetting and leveling agent.The solid glue coating provided by the application is a high-thermal-conductivity and high-fluidity composite resin powder, can be coated on the inner surface of a mold in the forming stage of a composite material product, and is heated and solidified together with a composite material matrix, wherein the solid glue coating forms a uniform, smooth and dense coating on the surface of the composite material matrix, is perfectly fused with the composite material matrix, and thus an integrally-formed surface-coated composite material is obtained, and the operation is simple and environment-friendly.

The application provides a wind power generator cabin production process and relates to the field of wind power generator cabin forming. The process comprises the following steps: spraying glue on a production mold and curing to form a glue layer; arranging auxiliary components in the production mold; covering a vacuum bag film on the production mold after the arrangement is completed and sealing; performing a vacuumizing operation on the space in the vacuum bag film through a flow guide pipe; injecting a forming injection material into the production mold through a glue injection pipe; plugging the air outlet and the glue injection port after the glue injection is completed, maintaining a vacuum environment, and curing; controlling the vacuum degree in stages based on the parameters of the forming injection material; removing the vacuum bag film after the curing is completed; and taking out the formed wind power generator cabin from the production mold. The application can adapt to the process requirements of different stages by controlling the vacuum degree in stages, so as to ensure the quality of the formed wind power generator cabin.

The utility model discloses a glue spraying mechanism of a wind power blade automatic cloth paving device, which comprises a first rack, the upper end of the first rack is provided with a turnover mechanism, the turnover mechanism comprises a first driving motor, a first mounting rack and a second mounting rack, the first mounting rack is used for being mounted on a hoist, and the second mounting rack is used for being mounted on a second hoist; the first driving motor is arranged at the right end of the first mounting frame, the second mounting frame is arranged at the upper end of the first rack, the first mounting frame and the second mounting frame are connected through a first rotating shaft, and the first driving motor is in driving connection with the first rotating shaft; and the glue spraying mechanism is arranged at the right lower end of the first rack. According to the glue spraying mechanism of the automatic cloth paving device for the wind power blade, the fifth servo electric cylinder drives the second sliding table base to do reciprocating motion, and meanwhile, the sixth servo motor extrudes the first pressurizing spray head, so that the first glue coating tank sprays a glue coating through the first glue spraying opening, and the glue coating is uniformly sprayed to a wind power blade mold cavity.

The invention relates to the technical field of glass fiber reinforced plastic products, in particular to a glass fiber reinforced plastic battery skin plate. The technical scheme adopted by the invention is as follows: the film is processed by the following method: an integrated continuous device is adopted for uninterrupted processing in the processing process, and the method comprises the following steps: 1) setting a film base layer: a roll-shaped film is unfolded by a flattening roller and is flattened by a conveying roller, and linear conveying is performed under the action of the conveying roller; (2) setting a gel coat, namely uniformly laying the gel coat with the corresponding color on the flattened film through a conveying frame and a transverse scraper; and (3) scraping and forming the resin. The invention has the advantages that: integrated continuous processing is realized, the continuity of product procedures in the forming process is ensured, the quality stability of the product is better, the texture effect of the surface of the product can form a composite texture effect when a cloth-based product is produced, the mechanical property of the product can be obviously improved, and the production cost is reduced. And the durability is higher.

The invention discloses a resin glass fiber polymer anticorrosive plate and a preparation method thereof, and belongs to the field of polymer anticorrosive plate preparation, the resin glass fiber polymer anticorrosive plate comprises a base material and a protective layer on the surface of the base material; the base material comprises vinyl resin, alkali-free glass fiber and a curing agent, and the surface of the base material is subjected to polarity modification through an ethylene-vinyl acetate copolymer; the protective layer is prepared from isophthalic acid / neopentyl glycol type unsaturated polyester gel coat resin, a triethanolamine borate modified Mo / S / Ce compound, isocyanate modified fibrous attapulgite, a silane coupling agent, an initiator and a cross-linking agent. The problems that due to the fact that the glass fibers are added, the surface roughness of the surface of the base material is increased, and the high abrasion rate is likely to be generated in the using process are solved.

The invention relates to the technical field of composite material preparation, particularly discloses a preparation method of a glass fiber reinforced plastic outer protective layer for a low-temperature medium conveying pipeline, and aims to solve the technical bottlenecks of a traditional metal or glass fiber reinforced plastic outer protective layer in the aspects of low-temperature adaptability, corrosion resistance and manufacturing efficiency. The method comprises the steps that glass cloth and a single-component light-cured resin system are adopted, the surface of a pretreated pipeline is subjected to annular winding forming, then rapid curing is achieved through ultraviolet light irradiation, an anti-aging gel coat is sprayed on an original station, secondary curing is conducted, and finally the method is completed. According to the technical scheme, the axial tensile strength and the structural stability of the outer protective layer can be remarkably improved, the service life is prolonged to 15-25 years, the production efficiency is improved by 62.5%, the production capacity per day reaches 6-9 pieces, and meanwhile the comprehensive cost is reduced by 40-50%.

The invention relates to the technical field of wind driven generator part manufacturing, in particular to a high-adhesive-force wind driven generator cabin cover inner layer gel coat spraying process which comprises the following steps: base body pretreatment: carrying out dry grinding, dust blowing and plasma treatment on the surface of a wind driven generator cabin cover glass fiber reinforced plastic base body; preparing a gel coat: mixing raw materials according to a formula to obtain gel coat slurry, and the formula comprises modified unsaturated polyester resin, a composite adhesion promoter, a nano composite reinforcing filler, a composite curing agent, a composite accelerant, a defoaming agent and a flatting agent, the composite adhesion promoter is composed of gamma-aminopropyltriethoxysilane and glycidyl methacrylate, and the nano composite reinforcing filler is nano powder of which the surface is modified by a silane coupling agent; according to the invention, a composite adhesion promoter compounding system is adopted, and the nano composite reinforcing filler and the organic modifier are matched to construct a multi-component composite modified structure, so that the interface bonding capacity of the gel coat and a glass fiber reinforced plastic matrix is fundamentally enhanced.

The utility model discloses a reinforced gel coat fiberboard, and relates to the technical field of fiber reinforced composite materials. The reinforced gel coat fiberboard comprises an inner base body layer and an outer gel coat layer, a reinforcing layer is arranged on the side, away from the base body layer, of the gel coat layer, the reinforcing layer is soaked in the gel coat layer, and the main body material of the reinforcing layer is reinforced fibers. According to the reinforced gel coat fiberboard, the probability that the gel coat layer of the fiberboard cracks especially under the bending stress condition can be reduced.

The application relates to the technical field of fan blades, in particular to a forming process of a fan blade, which specifically comprises the following steps: cleaning a mold; coating a release agent on the inner cavity surfaces of a lower mold and an upper mold, and respectively spraying a gel coat; respectively laying fiber cloth on the inner cavity surfaces of the upper mold and the lower mold; placing an inflatable soft film and wrapping the inflatable soft film with a flow guide net; loading a supporting cylinder into the inflatable soft film opening, inflating the inflatable soft film, placing a supporting column on the vacuum air bag wrapped with the flow guide net after forming, and finally laying a layer of fiber cloth, combining the upper mold and the lower mold to seal the inner cavity of the mold; installing an exhaust pipe, exhausting the exhaust pipe, and vacuumizing; taking out the supporting cylinder, injecting resin through a resin injection pipe, solidifying and forming, taking out the blade, taking out the inflatable soft film in the blade, and obtaining the fan blade. The fan blade is integrally formed, the overall strength of the blade is improved, no garbage is generated, the manufacturing process is simplified, and equipment investment is reduced.

The application discloses a glass fiber reinforced plastic high tower preparation process, and specifically comprises the following steps: step 1, preparing a glass fiber reinforced plastic plate and rolling the plate into a tower cylinder body, a tower top and a tower bottom; step 2, assembling and bonding the tower cylinder body, the tower top and the tower bottom; step 3, polishing the surface of the tower cylinder body; step 4, winding a knitted felt and a winding yarn on the surface of the polished tower cylinder body in sequence, and alternately bonding a plurality of layers of chopped fells and glass fiber square cloths on the surfaces of the tower top and the tower bottom; and step 5, brushing a protective gel coat on the outside of the winding yarn. The process combines rolling, bonding and winding to prepare the glass fiber reinforced plastic high tower, the formed cylinder body has high compactness and good anti-leakage effect compared with a mold spraying and demolding forming cylinder body, the dependence on special equipment is reduced, and thus the glass fiber reinforced plastic high tower equipment can be self-made at low cost.