26 results about "Oriented strand board" patented technology

The utility model discloses an oriented strand board production board bundling device which comprises a base, a cabinet body is fixedly connected to the top of the base, two cabinet doors are rotatably connected to the interior of the cabinet body, handles are fixedly connected to the exteriors of the cabinet doors, a first base is fixedly connected to the top of the cabinet body, and a second base is fixedly connected to the top of the first base. The top of the first base is fixedly connected with a second base, and the exterior of the second base is fixedly connected with a first motor. By means of the structure, the first motor outside the second base is driven to be matched with the first driving rod to drive the external roller to rotate, so that the rope outside the roller is rotated, an operator binds one end of the rope and the fixed oriented strand board, and therefore binding operation can be completed at a high speed; compared with a manual bundling mode or other non-electric modes, the production efficiency is greatly improved, the production time of a single product is shortened, the rhythm of the whole production process is favorably improved, and the requirement of large-scale production is met.

The invention relates to a method and an apparatus for the process-optimized production of manufactured wood boards, in particular oriented strand boards. In order to provide a method and an apparatus for the process-optimized production of manufactured wood products which make it possible to optimize quality while providing continuous quality assurance, which allow the best possible control variables to be determined particularly easily and quickly, and which also guarantee continuous production that results in the lowest possible wastage while maintaining the highest possible level of process stability, the invention provides the following: at least one process parameter, in particular the water content and / or the quantity of adhesive applied to the raw chip material, is measured in the course of the method by means of near-infrared spectroscopy; the measured values of the at least one process parameter are then sent to a control unit for process optimization and / or process-optimized control of the method, wherein the measurement of the at least one process parameter is taken at one or more positions, selected from: a position immediately upstream of the gluing, in particular between a dry raw chip hopper and the gluing station; a position immediately downstream of the gluing, in particular between the gluing station and a chip material distributor and / or a dispersing station; a position in the provision phase immediately downstream of a timber yard, in particular between the timber yard and a subsequent dryer; and / or a position in the provision phase immediately downstream of a dryer, in particular between the dryer and a sieving station and / or a dry raw chip hopper.

A wood structural panel (such as oriented strand board, plywood, or other cellulosic panel) used for structural sheathing with one or more pre-applied weather resistant barriers or layers (WRBs) with integrated compression-resistant features. When installed, the integrated compression-resistant features provide an air space or channels the WRB layer and the exterior cladding. This allows drainage of rainwater or other moisture that otherwise become trapped between the cladding and WRB layer, thus providing extra protection for the structure. These features are applied at the factory during or immediately after the manufacturing of the structural sheathing panel with WRB layer, and thus are integrated therewith as part of the integrated finished product.

This invention relates to the field of particleboard production equipment technology, specifically to a surface-oriented particleboard (SOC) laying device, comprising a laying roller, sliders, slide rails, and an adjustment assembly. The laying roller is rotatably connected to the sliders at both ends; the sliders are slidably connected to the slide rails; the slide rails are arc-shaped and centered on the midpoint of the laying roller's axis; the adjustment assembly connects to two sliders respectively, allowing the two sliders to move in opposite directions along their corresponding slide rails to adjust and fix the tilt angle of the laying roller. This invention can adapt to the high-precision continuous laying requirements of multi-specification particleboard.

The utility model relates to the technical field of artificial board discloses a kind of high-strength wear-resistant composite artificial board, including two combination boards, the outer wall bottom of combination board is fixedly connected with reinforcing glue, the outer wall top of reinforcing glue is fixedly connected with reinforcing mechanism, the outer wall of reinforcing glue is provided with wear-resistant mechanism, the reinforcing mechanism includes bamboo fibre layer, the outer wall bottom of bamboo fibre layer is fixedly connected in the outer wall top of reinforcing glue, the outer wall top of bamboo fibre layer is fixedly connected with shaving layer, the outer wall top of shaving layer is fixedly connected with resin layer, the outer wall top of resin layer is fixedly connected with polyurethane glue layer, the outer wall top of polyurethane glue layer is provided with fibre assembly.In the utility model, bottom layer bamboo fibre layer and oriented shaving board provide basic support, enhance the strength of core layer using high-performance fibre and composite material, each layer synergistic effect, through performance complementation and structure optimization, realize the high-strength demand of artificial board.

The invention relates to the technical field of oriented strand boards, and discloses a high-water-resistance fine-surface oriented strand board and a preparation method thereof.The high-water-resistance fine-surface oriented strand board comprises a core layer and surface layers arranged on the upper layer and the lower layer of the core layer, and the high-water-resistance fine-surface oriented strand board is prepared by conducting gluing, pavement forming, pre-pressing and hot pressing on surface layer wood shavings and core layer wood shavings in sequence; the surface layer wood shavings are fine wood shavings, and the core layer wood shavings are large wood shavings; according to the percentage accounting for the absolutely dry mass of the surface layer wood shavings, the step of sizing is to apply 8% of an isocyanate adhesive, 12-14% of a urea-formaldehyde resin adhesive and 3-5% of a silane coupling agent into the surface layer wood shavings; according to the percentage accounting for the absolutely dry mass of the core layer wood shavings, the step of sizing is to apply 3-5% of an isocyanate adhesive, 1-3% of a paraffin emulsion and 2-5% of a silane coupling agent into the core layer wood shavings. The FOSB with high water resistance and high bonding strength is prepared by applying the waterproof agent to the surface layer and the core layer and controlling the compounding proportion of the adhesive and the waterproof agent and the application amount of the adhesive and the waterproof agent in the surface layer and the core layer.

The utility model discloses an energy-saving and environment-friendly aluminum honeycomb core wood composite board, and relates to the technical field of wood composite boards. The energy-saving and environment-friendly aluminum honeycomb core wood composite board comprises an aluminum board, a plurality of groups of honeycomb holes are formed in the outer side of the aluminum board; the composition mechanism is arranged on the outer side of the aluminum plate and comprises oriented strand boards and wood grain boards, two sets of oriented strand boards are arranged on the outer side of the aluminum plate, and the wood grain boards are fixedly installed on the outer sides of one set of oriented strand boards; the installation mechanism is arranged on the outer side of the aluminum plate and located on the outer side of the composition mechanism. The inner sides of the two sets of oriented strand boards can be attached to the outer side of an aluminum plate, connecting rods and mounting cylinders are arranged in honeycomb holes, the connecting rods are arranged on the inner sides of the mounting cylinders, the relative positions of the two sets of oriented strand boards are fixed, wood grain boards and frosted boards are arranged in clamping grooves, and the positions of the wood grain boards and the frosted boards are limited; and the outer sides of the oriented strand board and the wood grain board are protected, and the situation that boards in the board are bonded through glue is reduced.

A method for preparing flame-retardant surface-layer oriented strand board (OSB) based on interfacial penetration anchoring is provided, comprising: stirring long wood shavings and an acidic adhesive system composed of 1,6-hexanediamine aqueous solution, 2-hydroxyphosphonic acid-acetic acid aqueous solution, and diphenylmethane diisocyanate in a mixer under the condition of hot air flow; discharging the material when the pH value of the shaving surface reaches 4.0-6.0 to obtain pretreated surface-layer large shavings; mixing copolymer CS-H-H, wood fines, and diphenylmethane diisocyanate; discharging the material when the pH value of the wood fines reaches 7.7-8.5 to obtain pretreated core-layer fines; the reaction formula for preparing copolymer CS-H-H is as follows; laying the pretreated material in the order of surface-layer large shavings, core-layer fines, and surface-layer large shavings as the lower surface layer, core layer, and upper surface layer, and performing a hot-pressing process. This solves the problems of low interlayer bonding strength and easy corrosion of metal connectors in previous fine-grain core-layer OSBs.

The invention relates to a method for manufacturing reusable concrete formwork panels and to a reusable concrete formwork panel in concrete casting. In order to provide a method for manufacturing concrete formwork panels which can be used multiple times and which is inexpensive to manufacture, and a concrete formwork panel, wherein the concrete formwork panel is also suitable for fair-faced concrete casting, a particle board or oriented strand board having two cover sides and side faces is first provided, a water-based two-component coating composition is then applied to at least one cover side in liquid form, wherein one component of the coating composition has a thermosetting carrier resin and the second component comprises at least one release agent component. Finally, the coated coating composition is cured in a hot press, thereby forming a closed coating on the particle board or oriented strand board.

The invention discloses a shaving board reinforced by a fiber reinforced polymer layer and a preparation method and application thereof, and belongs to the technical field of wood composite materials. The shaving board comprises a shaving board base material and an FRP layer bonded to at least one surface of the shaving board base material. Wherein the FRP layer is composed of carbon fiber cloth and epoxy resin; the thickness of the shaving board base material is 18 mm, the density is 0.64-0.72 g / cm < 3 >, and the surface density of the carbon fiber cloth is 300 g / m < 2 >. The bending strength of the prepared FRP-PB reaches 53.98 MPa under the standard condition, and the strength retention rate reaches 84.8% after high-humidity or heat-moisture treatment; under normal humidity, the creep quantity is lower than that of a common protection plate and is equivalent to that of an oriented strand board; after high-humidity treatment, the FRP-PB shows more excellent creep resistance than a common shaving board and an oriented shaving board; the invention is especially suitable for bathroom cabinets, kitchen cabinets and other furniture and building built-in components.

A wood structural panel (such as oriented strand board, plywood, or other cellulosic panel) used for structural sheathing with one or more pre-applied weather resistant barriers or layers (WRBs) with integrated compression-resistant features. When installed, the integrated compression-resistant features provide an air space or channels the WRB layer and the exterior cladding. This allows drainage of rainwater or other moisture that otherwise become trapped between the cladding and WRB layer, thus providing extra protection for the structure. These features are applied at the factory during or immediately after the manufacturing of the structural sheathing panel with WRB layer, and thus are integrated therewith as part of the integrated finished product.

The utility model discloses a deviation rectifying device for OSB (oriented strand board) production, which comprises a support frame, a stacking frame is fixedly connected to the outside of the support frame, a shell is arranged at the top of the stacking frame, a base is fixedly connected to the top of the stacking frame, an electric push rod is fixedly connected to the bottom of the base, and the electric push rod is fixedly connected to the bottom of the shell. The output end of the electric push rod is rotationally connected with a first rotating shaft, and the outer portion of the first rotating shaft is fixedly connected with an impeller. Through the structure, the electric push rod at the bottom drives the first rotating shaft to rotate so as to drive the external impeller to rotate, so that the second connecting rods at the two ends of the impeller move, and one ends of the second connecting rods are fixed to the base, so that the clamping plates at the top of the base are driven to move, and the edges between oriented strand boards are tidied; therefore, tight arrangement can be achieved, and gaps and space waste between stacks are reduced. Therefore, the storage space can be more effectively utilized in a warehouse or in the transportation process, the storage and transportation efficiency is improved, and the cost is reduced.

The invention belongs to the field of oriented structural plates, and relates to an adhesive composition for an oriented structural plate, the oriented structural plate and a preparation method of the oriented structural plate. The adhesive composition for the oriented structural plate is prepared from the following components in parts by weight: 80 to 120 parts of polymerized MDI isocyanate, 5 to 10 parts of epoxidized natural rubber, 1 to 3 parts of carboxylated nanocellulose, 3 to 5 parts of a core-shell structure toughening agent, 1 to 2 parts of a silane coupling agent, 1 to 2 parts of a lignin model compound and 0.5 to 1 part of a latent catalyst. In the core-shell structure toughening agent, the core is polybutadiene, and the shell is polymethyl methacrylate. According to the adhesive composition disclosed by the invention, through multi-component collaborative design, the toughness is remarkably improved on the premise of not weakening the bonding strength, the contradiction between the bending strength and the impact toughness is fundamentally relieved, and a key material basis is provided for preparation of a high-performance formaldehyde-free oriented structural plate.

This invention discloses a continuous flat-press manufacturing method for rapidly curing polyurethane-based blockboard, relating to the field of wood processing technology. The method involves using finger-jointing and cross-jointing methods to form core boards from strips. When the finger-jointed strips are cross-jointed, the finger joints are staggered and do not overlap. The core boards are then longitudinally joined using finger-jointing on the production line to form continuous core boards. Continuous wood veneers are obtained by splicing wood veneers. Solvent-free foaming polyurethane resin is used as an adhesive; after applying the adhesive to the continuous core board and continuous wood veneers, the continuous wood veneers are laid on the upper and lower surfaces of the continuous core board to obtain a continuous blockboard blank. After hot pressing, the blank is sawn to obtain blockboard of the desired specifications. This invention solves the technical problems of high formaldehyde release, low production efficiency, and limited product width in blockboard manufacturing. This invention can also be used to prepare blockboard products with oriented strand board (OSB) as the substrate.

A waterborne external release agent for producing ligno-cellulose composites such as oriented strand board (OSB), particle board (PB) and medium density fiberboard (MDF), which employ isocyanate-based adhesives such as pMDI is provided. The release agent as a formulation includes effective amounts of at least one tertiary ethoxylated fatty amine, effective amounts at least one of an acidic alkyl phosphate ester and an acidic phosphate ester ethoxylate, or combinations thereof, with the balance water. The formulation can also include a defoamer and a nonionic surfactant. The formulation can be applied to mats and / or metal platens when making the ligno-cellulosic composites, wherein the effective amounts of the at least one tertiary ethoxylated fatty amine and the at least one of an acidic alkyl phosphate ester and an acidic phosphate ester ethoxylate, or combinations thereof provide improved release properties, corrosion inhibition for metal surfaces, and minimum film build up when making ligno-cellulosic composites.

The invention provides a high-strength graphene oxide bamboo oriented strand board and a preparation method thereof.The preparation method comprises the processes of bamboo delignification treatment, glue solution preparation, glue applying and paving and hot press molding, staged delignification treatment greatly improves retention of a cellulose skeleton, the problem that the material performance is reduced due to excessive delignification is solved, and the high-strength graphene oxide bamboo oriented strand board is obtained. The lignin removal effect is improved; the tertiary amine modified M-GO can obviously accelerate the curing process of phenolic resin, a more compact three-dimensional network structure with a higher crosslinking degree is formed, and the bonding strength, various mechanical properties (MOR, MOE and IB) and water resistance / moisture resistance (low TS and WA) of the bamboo OSB are improved; the seven-layer orthogonal assembly pavement enables the whole pavement of the plate to be more balanced, and the uniformity of the plate forming material is obviously improved. According to the obtained high-strength graphene oxide bamboo oriented strand board, the static bending intensity can reach 58.7 MPa (GB / T 17657-2022), the elastic modulus can reach 6850 MPa, the 24-hour water absorption thickness swelling rate is smaller than 8.3%, and the heat deformation temperature (1.82 MPa) is not lower than 142 DEG C (ISO 75-2).

A wood structural panel (such as oriented strand board, plywood, or other cellulosic panel) used for structural sheathing with one or more pre-applied weather resistant barriers or layers (WRBs) with integrated compression-resistant features. When installed, the integrated compression-resistant features provide an air space or channels the WRB layer and the exterior cladding. This allows drainage of rainwater or other moisture that otherwise become trapped between the cladding and WRB layer, thus providing extra protection for the structure. These features are applied at the factory during or immediately after the manufacturing of the structural sheathing panel with WRB layer, and thus are integrated therewith as part of the integrated finished product.

The flaking machine comprises a base, a supporting plate, a guide cover and a bearing plate, wherein the supporting plate and the guide cover are fixedly connected with the upper side of the middle of the base and the upper side of the right end of the base respectively, and the bearing plate is arranged in the supporting plate in an embedded mode. An anti-deviation limiting structure is arranged on the inner side of the left end of the base, the anti-deviation limiting structure comprises an adjusting rod, a movable plate, a fixed plate and a connecting plate, and the adjusting rod is connected into the base in a clamped mode; symmetrical electric telescopic rods are fixedly installed in the supporting plate and the bearing plate, a conveying structure is arranged in the bearing plate, the conveying structure comprises pressing rods, worm wheels, worms, limiting blocks and a first motor, and the pressing rods are rotationally connected to the inner side of the lower end of the bearing plate at equal intervals. According to the flaking machine for machining the light high-strength oriented strand board, deviation prevention limiting and downward pressing conveying can be conveniently carried out on different materials to be flaked, flaking can be conveniently carried out on the materials to be flaked, the abraded planer tool roller can be conveniently replaced, and the flaking efficiency is guaranteed.

The utility model discloses a cleaning device for paved oriented strand boards, which comprises a workbench, two sides of the workbench are fixedly connected with a sliding block and a fixed block, the inside of the sliding block is slidably connected with a first sliding column, one side of a first rotating shaft is fixedly connected with a cleaning roller, and the upper end of the cleaning roller is provided with a protective cover. A collecting box is connected to one side of the protective cover in a sleeving mode, a turbine is arranged in the collecting box, a dust outlet is formed in the lower end of the turbine, a dust suction box is fixedly connected to the interior of the second sliding column, dust suction equipment is arranged in the dust suction box, and dust removal cloth is fixedly connected to the interior of the third sliding column. A recovery rotating shaft is fixedly connected to the interior of the supporting column, a recovery roller is fixedly connected to the exterior of the recovery rotating shaft, and through the structure, dust on the European pine boards can be better reduced, flying of the dust during cleaning can be reduced, the cleaning efficiency is improved, and the cleaning time is shortened.

The application discloses a kind of bamboo directional shaving board and its preparation method and application in making outdoor floor.The preparation method comprises the following steps: (1) bamboo is soaked in lye and cooked and softened;(2) the bamboo after softening is carbonized;(3) the bamboo after carbonization is enhanced;(4) the bamboo after polarity enhancement is shaved, and bamboo shaving is obtained;(5) the bamboo shaving is dried, glued, and the board blank is obtained after directional laying, and the board blank is obtained after steaming, hot pressing and cold pressing, and the bamboo directional shaving board is obtained.The preparation method can not only be implemented continuously and automatically, but also the bamboo directional shaving board prepared has high strength, excellent corrosion and mildew resistance, and is suitable for making outdoor floor.

The utility model discloses a wallboard structure with a good heat insulation effect. The wallboard structure comprises an inner wallboard and an outer wallboard, the inner wall plate comprises a light steel keel, an inner side decorative plate and an outer plate layer, a thermal insulation material is arranged in the light steel keel, and the inner side decorative plate and the outer plate layer are arranged on the inner side and the outer side of the light steel keel respectively; the outer wallboard comprises a shaving board and a metal carved board, the shaving board is an OSB oriented shaving board and is arranged on the outer side of the outer board layer, a waterproof layer is arranged on the outer side of the shaving board, and the metal carved board is arranged outside the waterproof layer; thus, through the design of all the components, the light steel keel, the heat preservation material and the metal carved plate, the wallboard has the good heat preservation and heat insulation performance and structural strength, meanwhile, the shaving board has the good sound absorption and sound insulation effect, water is prevented from permeating into the shaving board in cooperation with the waterproof layer, the use stability of the wallboard is guaranteed, and the service life of the wallboard is prolonged. Therefore, the service life of the wallboard is prolonged, the use requirements of users are met, and the application range is wide.

The invention belongs to the technical field of OSB (oriented strand board) protective coatings, and discloses a moisture-proof antibacterial coating of an OSB and a preparation method of the moisture-proof antibacterial coating. The coating is prepared from a modified polysiloxane matrix, tea polyphenol modified diatomite, alkyl quaternary ammonium salt modified montmorillonite, a coalescing agent, a dispersing agent, a defoaming agent and deionized water. The preparation process sequentially comprises the steps of pre-emulsification pretreatment, ultrasonic-stirring alternate dispersion, dynamic pressure dispersion, additive premixing and adding and graded grinding post-treatment, the compatibility and dispersion uniformity of an organic matrix and inorganic powder are effectively improved, the problem that antibacterial components are prone to loss is solved, and the obtained coating is compact in film forming, lasting and stable in moisture-proof and antibacterial performance and suitable for large-scale production. The method is suitable for OSB protection treatment.

Disclosed is a wood adhesive of an uncondensed lignin and an aqueous solvent. Uncondensed lignin is extracted lignin which retains a significant portion, 50% or more of the aliphatic hydroxyl functionality of the natural lignin. Also disclosed is a process for manufacturing a composite article. A process of the invention applies a wood adhesive to a substrate to form a coated substrate and presses the substrate at an elevated temperature and for a time sufficient to cure the wood adhesive and form the composite article. Exemplary composite articles include, but are not limited to, plywood, a laminated veneer layer (LVL) product, laminated glulam beam, mass timber, oriented strand board (OSB), cross-laminated timber (CLT), particle board, medium density fiberboard (MDF) and the like.

Environmentally-clean fire-inhibiting chemical compositions are used to biochemically treat wood furnish material and polymer resin binder material during composite wood product (e.g. oriented strand board (OSB) panel) manufacture, so that alkali metal (i.e. potassium) ions and / or micro-particles associated with the fire inhibiting biochemical treatment compositions are freely available throughout the entire composite wood product so as to inhibit fire ignition, flame spread, smoke development, as well as optionally, inhibit mold, mildew, microbial life and / or moisture. By embodying the environmentally-clean fire inhibiting biochemical compositions of the present invention into the lignocellulosic-based wood furnish material of a composite wood product, and preferably its polymeric resin binder material, during composite product manufacture, it is now possible to safely treat substantially the entire physical structure of the finished composite wood product and its structural components, with environmentally-clean fire inhibiting biochemical composition(s). By doing so, it is possible to provide the entire finished composite wood product with alkali metal ions and / or micro-particles thereof, that are freely available to inhibit fire ignition, flame spread and smoke development in accordance with ASTM Class-A fire-protected standards, as well as, optionally, inhibit metal corrosion, mold / mildew and moisture in a significantly new and improved manner.

This utility model discloses a glue application system for OSB (Oriented Strand Board) production, including a mixing tank. A dryer shell is movably connected to the side of the mixing tank. A conveyor belt is movably connected through the dryer shell. A glue drawer is movably connected through the mixing tank. A discharge port is fixedly connected to the side of the mixing tank. A symmetrical first base is fixedly connected to the lower end of the mixing tank. A symmetrical second base is fixedly connected to the lower end of the dryer shell. A first rotating shaft is movably connected through the dryer shell and movably connected to the conveyor belt. A belt fixing port is fixedly connected to the side of the mixing tank. A feed port is opened at the upper end of the dryer shell. A fixing shaft is fixedly connected inside the dryer shell. A stirring blade is movably connected to the glue drawer. This structure enables automated transport of wood chips, improves glue application efficiency, and facilitates disassembly, cleaning, and adjustment of glue volume.

The utility model discloses a miscellaneous wood chip sizing control device for OSB (oriented strand board) surface, which comprises a sizing main body, a stirring component for stirring is arranged in the sizing main body, a control bin is fixedly mounted at the bottom of the sizing main body, and a control component for conveniently controlling materials is arranged in the control bin; the material control assembly comprises two electric cylinders, the electric cylinders are installed on the inner side wall of the material control bin, the output ends of the electric cylinders are fixedly connected with piston rods, the bottom ends of the piston rods are fixedly connected with connecting rods, the ends, correspondingly away from the piston rods, of the two connecting rods are fixedly connected with a plug block, and the top of the plug block is fixedly connected with a triangular cone. By arranging the stirring assembly and the material control assembly, a stirring rod can be driven by a motor to rotate, glue in the glue applying main body is stirred, the fluidity of the glue can be improved, an electric cylinder drives a piston rod and a connecting rod to move, and the connecting rod drives a plug block and a triangular cone to move; and the gap between the outer surface of the triangular cone and the inner surface of the discharge hole is gradually reduced, so that the discharge of the colloid can be effectively controlled.