886results about "Veneer presses" patented technology

The invention relates to the technical field of hot-press forming devices, and discloses an efficient hot-press forming device and process for a cedar homogeneous plate, the efficient hot-press forming device comprises a rack, two hydraulic cylinders are mounted on the rack, the output ends of the two hydraulic cylinders are fixedly connected with a pressing plate, an upper die is fixedly mounted on the bottom surface of the pressing plate, and a lower die is mounted on the rack; the rolling assembly is used for rolling and flattening the plate; the positioning assembly is used for centering and positioning the plate; and the sealing assembly is used for sealing a gap between the upper die and the lower die during hot pressing. Through the arrangement of the calendaring assembly, the two pressing rollers roll the surface of the plate from the middle to the two sides before the upper die makes contact with the plate, so that the local protruding and bulging parts are flattened, when the upper die makes contact with the plate, the surface of the plate can keep certain flatness, and it is ensured that stress is uniform during hot pressing.

The present invention discloses an intelligent high-rise multi-board automatic hot press, which is characterized in that: it includes a frame, on which there are successively arranged an inlet board storage device, a rotary push board robot, a hot pressing device, an outlet board storage device and a control system from the inlet board end to the outlet board end. The hot pressing device includes at least one hot press platen base plate, a lifting hot pressing device, a lower workbench, at least three unit hot press plates with different lengths and equal widths, and a heating device. The rotary push board robot is controlled by the control system. The upper end surface of the hot press platen base plate is a stepped support surface. The unit hot press plates are successively stacked upward at intervals and are separably seated on different surfaces of the stepped support surface of the hot press platen base plate, so as to form a hot press space between adjacent unit hot press plates. The present invention has the advantages of high automation degree, no need for manual handling, high processing quality, high working efficiency, fast inlet and outlet board speeds, high hot pressing working efficiency, fast output speed, etc.

The invention provides bamboo recombination unit whole piece paving equipment and technological method.The equipment comprises conveying belts, quilting machine heads, a winding device and a cutting device, the multiple conveying belts are installed on a rack, bamboo recombination units are conveyed on the conveying belts, the quilting machine heads are installed above the conveying belts, the winding device is arranged in front of the conveying belts, and the cutting device is arranged on the rack. A cutting device is arranged below a conveying outlet of the conveying belt. The process mainly comprises the following steps of: overlapping, overlapping and conveying bamboo recombination units from a drying procedure, sewing the bamboo recombination units into bamboo curtains, rolling, cutting and paving, and detecting the moisture content and the overlapping density of the bamboo recombination units. The device is scientific and reasonable in structural design, can efficiently and quickly sew bamboo recombined units to form a bamboo curtain and pave and assemble the bamboo curtain, is high in processing efficiency and good in overall flatness, reduces the labor intensity of workers, improves the continuous level of recombined material preparation, is beneficial to improving the performance of recombined bamboo materials, and is high in practicability and good in economic benefit.

The utility model discloses a wood board processing press-fit device which comprises a processing table, fixing plates are symmetrically and fixedly installed on the top of the processing table, supporting plates are symmetrically and fixedly installed between the lower ends of the two fixing plates, and a heating table is fixedly installed between the tops of the two supporting plates. Electric cylinders are fixedly mounted on the periphery of the top of the machining table, and a lifting plate is fixedly mounted among the output ends of the four electric cylinders. Due to the arrangement of the electric cylinders, the lifting plate, the pushing roller assembly and the like, when the output ends of the four electric cylinders synchronously drive the lifting plate to move downwards to press a wood board, the pressing plate in the middle of the bottom of the lifting plate and the pressing rollers which are obliquely and symmetrically arranged on the two sides of the pressing plate are arranged; in the downward pressing process, the two symmetrical pressing rollers can roll and extrude the two ends of the wood boards respectively, gas between the two wood boards is extruded out, the problem that bubbles appear between the two wood boards due to uneven glue coating is solved, and the product quality is further improved.

The invention relates to the technical field of board paper laying processing, and particularly discloses a non-manipulator synchronous register automatic paper laying device which can stack facing paper on a lifting table in advance and stack boards on a second conveying table, and during paper laying, a paper laying mechanism is used for grabbing the facing paper on the uppermost layer of the lifting table, and then the paper laying mechanism is used for grabbing the facing paper on the uppermost layer of the lifting table; then the plates are turned over and laid on the first conveying table, then the plates on the third conveying table are placed on the veneer paper on the first conveying table through the plate placing mechanism, then the veneer paper on the lifting table is grabbed through the paper laying mechanism, and then the veneer paper is laid on the plates on the first conveying table; the three-layer stacking structure of the veneer paper, the plate and the veneer paper is sequentially stacked at the upper end of the first conveying table from top to bottom, automatic paper laying is achieved, a multi-axis mechanical arm does not need to be used, and the equipment cost is reduced.

The invention discloses a hot pressing device with a temperature control structure and a temperature control method, and belongs to the technical field of plywood processing, the hot pressing device comprises a rack, and hot pressing plates are uniformly arranged in the rack. The temperature control mechanism is arranged at the end of the machine frame, in the temperature rising process, according to the temperature difference and air pressure changes of the two ends of the interior of the first hollow pipe, movement of the piston can be controlled, the opening size of the flow dividing pipe is increased, the steam inlet amount is increased, and the hot pressing plate is rapidly heated; the temperature difference between the two ends of the first hollow pipe is reduced, the air pressure area is stable, a tension spring controls a piston to reset, stable air inflow is conducted on the flow dividing pipe, in addition, when steam exhausted by the flow collecting pipe is too high, due to deformation of a bimetallic strip, a partition plate can be controlled to move towards the interior of the flow dividing pipe, the air inflow amount is reduced, and therefore the temperature is prevented from being too high; and temperature control adjustment can be automatically carried out, the functionality of the device is improved, and the quality and speed of hot pressing are guaranteed.

The invention relates to the technical field of veneer processing, and discloses a plate processing hot press which comprises a machine base and a supporting frame fixed to the upper portion of the machine base, a hydraulic rod is fixed to the supporting frame, the telescopic end of the hydraulic rod is connected with a push plate, the face, close to the machine base, of the push plate is connected with a connecting plate, and a hot pressing plate is fixed to the face, away from the hydraulic rod, of the connecting plate. An electric heating wire is embedded in the hot pressing plate, a supporting plate is arranged between the machine base and the hot pressing plate, a control screen is fixed to the outer side of the machine base, and the force buffering part is arranged on the push plate and the connecting plate to prevent the plate from being crushed; the row moving part is arranged on the machine base and connected with the supporting plate and the connecting plate; the row moving part comprises a top guide piece and a pull-push piece; the top guide piece comprises a moving guide part; the shoveling and cleaning part is arranged on the machine base; the formed veneer is pushed to move through cooperation of the external force pulling and pushing part for upward movement of the hot pressing plate and the guiding and moving part, the supporting plate is made to incline through cooperation of the moving external force and the guiding and ejecting part, and the formed veneer on the supporting plate is moved out and taken down through the inclination angle.

The invention relates to the technical field of antibacterial and antiviral plates, and discloses a composite antibacterial and antiviral plate and a composite antibacterial and antiviral agent.The composite antibacterial and antiviral plate comprises two base materials, balance layers are arranged at one ends of the two base materials, and adhesives are arranged between the two base materials and the two balance layers; according to the composite antibacterial and antiviral plate, a novel composite antibacterial and antiviral agent is formed by combining multiple antibacterial and antiviral technologies, compared with a common antibacterial or antiviral plate, the antibacterial and antiviral plate has the synergistic interaction effect, the antibacterial and antiviral effect is good, and the service life of the antibacterial and antiviral plate is prolonged. Compared with the prior art, the preparation method has the advantages that the single antibacterial or antiviral function is increased by 30%, antibacterial and antiviral components are more uniformly dispersed in a system through synergistic interaction and a porous nanostructure, consumption of effective components is reduced through ion replacement, the effect of slow release of the effective components is achieved, and the antibacterial and antiviral aging life is prolonged.

The invention relates to the technical field of press machines, and discloses a press machine for plywood production, which comprises a platform and further comprises a U-shaped frame, two vertical edges of the U-shaped frame are fixedly mounted at the top of the platform, and the interior of the platform is hollow; the pressing plate is horizontally arranged between the platform and the transverse edge of the U-shaped frame, and the interior of the pressing plate is hollow; the first adsorption assembly is arranged on the platform, and the first adsorption assembly is used for adsorbing the bottom of the pressed plywood; and the second adsorption assembly is arranged on the pressing plate, and the second adsorption assembly is used for adsorbing the top of the pressed plywood. According to the plywood press-fit equipment, when plywood is pressed, plates at the top and the bottom of the plywood can be automatically adsorbed, in addition, after press-fit is finished, the plywood subjected to press-fit can be automatically subjected to adhesion strength detection, the plywood has a self-detection function, and then the using effect of the equipment is improved.

The utility model discloses a shaving board hot press convenient for feeding, which comprises a shaving board hot press body, and the shaving board hot press body comprises an equipment bottom plate, an equipment top plate and a shaving board lifting pressing plate positioned between the equipment bottom plate and the equipment top plate, two symmetrically-arranged front stand columns are fixed to the front end of the equipment top plate and the front end of the equipment bottom plate, a reinforcing plate is fixed to one side of the equipment top plate, and a feeding mechanism is installed on the reinforcing plate. The feeding mechanism comprises a first connecting plate installed at the bottom of the reinforcing plate, a driving mechanism for achieving rotation of the first connecting plate is installed on the equipment top plate, a mounting plate is fixed to the bottom of the first connecting plate through an electric telescopic rod, and a plurality of electric suction cups are installed at the bottom of the mounting plate. According to the utility model, a plate blank can be adsorbed and rotated clockwise to a position between the equipment top plate and the shaving board lifting pressing plate, and then the plate blank is released for hot pressing, so that feeding is convenient.

The utility model discloses a veneer repairing device which comprises a conveyor, a feeding mechanism, a visual identification device, a wood chip placing table, a first mechanical arm, a second mechanical arm, a hot press and a controller. The visual identification device is used for carrying out visual identification on the veneers conveyed by the conveyor so as to mark the positions of the defects on the veneers when the identified veneers have the defects, the wood chip placing table is used for placing wood chips used for repairing the defects of the veneers, and the first mechanical arm is used for placing the wood chips on the wood chip placing table to the defect positions of the veneers; a hot press is arranged on the second mechanical arm, and the hot press is driven by the second mechanical arm and hot-presses the wood chips placed at the defect positions of the veneers. The production efficiency can be improved, errors caused by human factors can be reduced, the product quality can be improved, and important significance is achieved for improving the wood production efficiency, reducing the labor cost, improving the product quality and promoting technical innovation.

The utility model provides a wood composite board hot-pressing device, which relates to the technical field of composite board hot-pressing and comprises a working board, grooves are arranged at two ends of the working board, rotating rods are arranged in the grooves, and two ends of each rotating rod penetrate through the inner walls of two ends of each groove and are rotatably connected with bearings of the rotating rods. And the surfaces of the rotating rods are sleeved with and fixedly connected with rotating rollers, a conveying belt is arranged between the rotating rollers in a sleeving and transmission mode, a top plate is arranged above the conveying belt, and a hydraulic cylinder is fixedly connected to the center of the top of the top plate. According to the wood composite board cooling device, after hot pressing of the wood composite board is completed, the wood composite board can be conveyed into the cooling cover through the conveying belt, at the moment, cold water passing through the interior of the water cooling pipe can drive heat in the cooling cover, and the effect of reducing the temperature in the cooling cover can be achieved; and therefore, the effect of cooling the wood composite board in the cooling cover can be achieved, and the subsequent operation efficiency of the wood composite board can be improved.

The utility model discloses an efficient oil pressure type plywood continuous forming press which comprises an installation frame, first oil cylinders are fixedly arranged on the outer walls of the two sides of the installation frame respectively, installation plates are fixedly arranged at the output ends of the two first oil cylinders respectively, limiting assemblies are arranged on the two installation plates respectively, and a U-shaped frame is fixedly arranged on the installation frame. A second oil cylinder is fixedly arranged at the top of the U-shaped frame, a sleeve is fixedly arranged at the output end of the second oil cylinder, a telescopic column is arranged at the bottom end of the sleeve, a connecting plate is fixedly arranged at the bottom end of the telescopic column, a plurality of U-shaped plates are fixedly arranged on the connecting plate, and pressing rollers are arranged on the U-shaped plates. The output end of a second oil cylinder drives a sleeve to move downwards, the multiple pressing rollers make contact with plywood to press the plywood, continuous pressing is conducted through the multiple pressing rollers, it is guaranteed that the pressure is evenly applied, the continuity is high, a first spring is arranged, a telescopic column can be buffered upwards, then the pressure applied to the plywood by the multiple pressing rollers cannot be overloaded, and the service life of the plywood is prolonged. And the plywood is prevented from being damaged.

The utility model provides a wood veneer panel pressing device, which relates to the technical field of wood veneer panel pressing, and comprises: a fixed base; four structures on the fixed bases are consistent; and screws are inserted through the four corners of the fixed base. According to the thickness of the wood veneer panel, the position of the hot pressing roller is automatically adjusted up and down by an electric push rod, and the position of the upper hot pressing roller is adjusted downward to a suitable position, so that the hot pressing roller can press the lower wood veneer panel conveniently, so that the hot pressing roller and the bearing roller can press the wood veneer panels of different thicknesses tightly, which solves the problem that the open and closed wood veneer panels are formed by multi-layer gluing, so they need to be automatically transported, and the thickness of the transported wood veneer panels is also different. Once the hot pressing roller pressed at the upper end is not convenient to automatically adjust up and down, the hot pressing roller cannot press the wood veneer panels of different thicknesses tightly.

The utility model discloses a door plate hot pressing device which comprises a feeding mechanism, a rack, a bottom plate, a hot pressing plate, a loading part and a driving mechanism and further comprises a transmission part fixedly arranged on the rack. The rotating shaft is fixedly arranged on the bottom surface of the bottom plate, and gears are rotatably arranged at two ends; the straight toothed plate is fixedly arranged on the inner wall of the rack and is in meshed connection with the gear; the bottom plate is in transmission connection with the transmission part; the output end of the motor is fixedly connected with the driving wheel; the driven wheel is rotationally mounted on the mounting seat; the transmission chain is rotationally mounted outside the driving wheel and the driven wheel; the two sides of the connecting seat are fixedly connected with the transmission chain and the bottom plate; the bottom end of the mounting frame is fixedly connected with the rack; the output end of the cylinder is fixedly connected with the limiting block; the limiting grooves are formed in the side edges of the hot pressing plates, in daily production and life, the transmission parts are arranged to drive the bottom plates to move, the limiting blocks on the air cylinders are matched, part of the hot pressing plates are fixed, separation of the adjacent hot pressing plates is achieved, then the door plate is conveniently placed, the structure is simple, and the maintenance cost is low.

The structure can be formed by wrapping one or more densified, lignin-impaired wood veneers wrapped around a central axis. The wrapped wood veneers can form a circumferentially extending wood wall. The adhesive can be provided on one or more surface portions of each wood veneer. The wood veneers can be lignin-impaired by in situ lignin modification, partial delignification, or full delignification. The circumferentially extending wood wall can form a hollow member, for example, a tube, pipe, cup, tank, or bottle. Alternatively, the circumferentially extending wood wall can surround a central member, for example, to form a rod, bat, club, or dowel.

The invention relates to the field of plate hot pressing, and discloses a plate hot pressing device which comprises at least one set of hot pressing plate assemblies. The phase change heat storage tank is in thermal coupling connection with the hot pressing plate assembly and used for storing waste heat; the plate preheating bin is arranged at the feeding end of the hot pressing plate assembly and is in hot connection with the phase change heat storage tank; the hot pressing plate assembly sequentially comprises a pressing plate base body plate layer used for supporting a load and transmitting pressure to the surface of a plate; the micro-channel plate layer is internally provided with double flow channels, heating fluid and recycling fluid flow in different flow channels respectively, captured waste heat is stored in the phase change heat storage tank, and the micro-channel plate layer is fixedly arranged on the heat transfer surface of the pressing plate base body plate layer; and the heat insulation protection plate layer is fixedly arranged on the non-heat-transfer surface of the micro-channel plate layer. According to the hot press plate waste heat recovery system, in-situ capture and utilization of waste heat in the plate pressing-cooling process are achieved by constructing a micro-channel heat exchange network in the hot press plate, and the waste heat recovery efficiency is remarkably improved.

The invention relates to the technical field of plywood shaping, in particular to a container bottom plate plywood shaping device which comprises a supporting hydraulic base, a clamping and fixing mechanism is fixed to the upper end of the supporting hydraulic base, and a PLC is fixed to the clamping and fixing mechanism; and the pressure forming mechanism is arranged above the clamping and fixing mechanism. The planeness of the plywood can be detected through rolling of the pressure sensor making contact with the plywood, when it is detected that protrusions exist on the surface of the plywood, the pressure sensor can immediately transmit electric signals to the PLC, and after the PLC receives the electric signals, the hydraulic oil pumping device and the electric telescopic rod are rapidly controlled, so that the flatness of the plywood is detected. According to the automatic detection and treatment method, the motor drives the pressurizing roller to generate high downward pressure, and meanwhile, the motor rotates forwards and backwards repeatedly to drive the pressurizing roller to roll the convex part repeatedly, so that the convex part is repaired, and the automatic detection and treatment method greatly improves the detection and treatment efficiency.

The utility model relates to the technical field of plate processing, in particular to a glued panel hot-pressing cleaning assembly which comprises a fixing frame and an air injection assembly, the air injection assembly is arranged on one side of the fixing frame and comprises a first connecting block, and the first connecting block is fixedly connected to one side of the fixing frame. A first supporting block is fixedly connected to the middle of the first connecting block, a first connecting plate is slidably connected to the outer side of the first supporting block, a fixing rod is fixedly connected to the middle of the first connecting plate, a roller is rotationally connected to the outer side of the fixing rod, and the outer side of the roller is rotationally connected with the top of the first supporting block. According to the hot-pressing cleaning assembly for the glued panel, by installing the air injection assembly, all layers of hot-pressing plates can be fully cleaned at the same time, meanwhile, through cooperative use of the first supporting blocks and the second supporting blocks, the air injection assembly can be conveniently moved to conduct cleaning work, hot-pressing operation of the glued panel is not affected, and the cleaning work speed can be increased.

The manufacturing method of the laminated directional batten bearing type bamboo-wood composite material comprises the following steps: (1) preparing raw materials; the whole chordwise bamboo strip mat, the radial bamboo strip curtain, the directional battens and the wood veneers are prepared according to process requirements, and wear-resistant layer materials are selected. And (2) paving a plate blank. And paving the whole-piece wood veneer, the non-whole-piece wood veneer, the radial bamboo split curtain, the directional batten, the radial bamboo split curtain, the non-whole-piece wood veneer, the whole chordwise bamboo split mat and the wear-resistant layer in sequence from bottom to top. And (3) hot press molding. The hot press can be an intermittent single-layer hot press or an intermittent multi-layer hot press; the hot pressing mode is a'cold feeding-cold discharging 'hot pressing forming process, namely the procedures of'feeding, heating, heat preservation and hot pressing, cooling and pressure relief and discharging'; the hot pressing process is divided into three stages, namely pressure boosting, pressure maintaining and unloading, in the pressure maintaining stage, the unit pressure of a press is 1.5-8Mpa, and the temperature of a hot pressing plate is 140-220 DEG C. And (4) longitudinally and transversely cutting edges to be processed into specification materials. And the thickness is 15-40mm, the common breadth is 1220 * 2440mm, and a specific breadth can be made as required. The bamboo-wood composite board has the advantages that bamboo wood and wood are used as main raw materials, leftover materials obtained through wood processing are combined, the physical and mechanical properties of the product are better than those of natural wood boards or other wood-based artificial board materials, and the bamboo-wood composite board can be widely applied to vehicle and ship bottom boards, container bottom boards and boards in other load-bearing occasions.

The utility model relates to the technical field of wood board processing, and discloses a pressing device for wood floor production, which comprises a base, and a lifting positioning mechanism is arranged at the top of the base. Two wood floors are placed on a connecting block through a lifting positioning mechanism, then a pressing plate presses the two wood floors through the elastic force of a spring so that the two wood floors can be preliminarily pressed, then a motor is started, a two-way screw rod rotates through work of the motor, two moving blocks can move in the opposite directions through rotation of the two-way screw rod, and the two moving blocks can move in the opposite directions; the first rotating frames move oppositely, the connecting columns are extruded, the inclination degree of the connecting columns is changed, then the second rotating frames move upwards, the rectangular blocks move upwards, the connecting blocks further move upwards, and the tops of the two wood floors abut against the bottoms of the fixing blocks; and through work of the motor, the wood floor pressing device can be suitable for wood floors with different thicknesses, and operation is convenient.

The invention provides an engineered wood veneer carbon-based light energy-saving material and a cabinet door plate product thereof. The engineered wood veneer carbon-based light energy-saving material comprises a carbon-based core material and an engineered wood veneer, the carbon-based core material comprises 25-60 parts of bamboo charcoal powder, 5-15 parts of bamboo activated carbon powder, 10-20 parts of bamboo powder, 40-70 parts of thermoplastic polymer master batch and 1-10 parts of processing auxiliary materials; the technical wood veneer comprises a technical wood veneer and a water-based environment-friendly heterogeneous adhesive. The material is prepared by preparation of a carbon-based core material and processing and compounding of a technical wood veneer, wherein the preparation of the carbon-based core material comprises the steps of batching and weighing, high-speed stirring, melting and granulating, re-mixing and molding and post-processing; technical wood veneer processing and compounding cover veneer preparation, adhesive blending, uniform gluing, assembly pre-pressing and three-section type cold pressing curing. According to the technical wood veneer carbon-based light energy-saving material and the cabinet door plate product thereof, through material formula design and preparation process planning, light weight, high strength, heat insulation, low formaldehyde release and diversified decoration are integrated, and the low-cost environment-friendly target of resource recycling is achieved.

The invention discloses a plywood pressing device and method in the technical field of plywood machining, and the plywood pressing device comprises a rack, a pressing assembly, a residual glue cleaning assembly, an excessive glue scraping assembly and an excessive glue collecting assembly. The pressing assembly is started to drive the two pressing rollers to get close to each other from the two sides of the plywood and press the plywood, in the pressing process, overflowing glue on the two sides of the plywood is scraped through the overflowing glue scraping assembly, and the scraped overflowing glue is cleaned and collected through the overflowing glue collecting assembly; residual glue on the surface of the pressing roller is cleaned through the residual glue cleaning assembly, overflowing glue can be continuously cleaned and collected in the plywood pressing process, the residual glue on the surface of the pressing roller is cleaned after the plywood is pressed every time, and the residual glue is prevented from being left on the surface of the pressing roller; and the surface of the plywood is damaged in the subsequent pressing process.

The invention relates to an antibacterial and mildew-proof wood-bamboo scrimber and a preparation method thereof. According to the preparation method, the pretreated wood-bamboo veneer is defibered through sodium hydroxide and hydrogen peroxide, so that part of starch and carbohydrates can be removed, and mildew is reduced. The prepared inorganic-organic antibacterial and mildewproof composite additive not only realizes a synergistic antibacterial and mildewproof effect and reduces the usage amount, but also realizes broad-spectrum antibacterial effect on bacteria and fungi. The prepared fibrillated wood-bamboo veneer is subjected to alkali / thiourea low-temperature treatment, cellulose can be promoted to be dissolved and regenerated under the action of acid, cellulose fibrils are formed on the surfaces of fibers, the specific surface area is increased, meanwhile, stable coating of the inorganic-organic antibacterial mildew-proof composite additive is improved, and in the pressurizing and forming process, the specific surface area is increased. And antibacterial and mildew-proof effective components are prevented from being lost, and a lasting effect is achieved. The antibacterial and mildew-proof wood-bamboo scrimber prepared by the preparation method disclosed by the invention not only is good in mechanical property, but also has outstanding and long-term antibacterial and mildew-proof properties.

The invention discloses an automatic plate feeding and discharging machine of a narrow-interlayer-spacing hot press and a using method, and the automatic plate feeding and discharging machine of the narrow-interlayer-spacing hot press comprises a rack and a bearing frame with a multi-layer structure; the first push rod assembly is aligned with the feeding position of the hot press and pushes out a finished product plate; the position changing assembly is used for driving the rack to be switched between the working station and the cleaning station; and the second push rod assembly comprises a second lifting driving assembly, a second horizontal driving assembly and a second push frame of a multi-layer structure, the second push frame can sink into the bearing frame so that the to-be-machined plate can enter the bearing frame, the second lifting driving assembly drives the second push frame to be aligned with the feeding position of the hot press, and the second horizontal driving assembly drives the to-be-machined plate to enter the hot press. The plate pushing-out operation and the plate pushing-in operation are separated, the pushing plate is compact in structure and suitable for placement of narrow-interval plates, the number and efficiency of single-time hot-pressing machining plates are improved, the rack is designed to be movable, the table top of the hot press can be cleaned after the finished plates are pushed out, and the machining quality and the product stability are guaranteed.

The invention relates to the field of multilayer board manufacturing, in particular to a laminating device for multilayer board manufacturing and a laminating method.The laminating device comprises a fixed bottom frame, a fixed top plate is arranged above the fixed bottom frame, a mounting column is arranged at the bottom end of the fixed bottom frame, and an assembly column is fixedly arranged at the top end of the fixed top plate; a liftable press-fit assembly is arranged between the fixed bottom frame and the fixed top plate, and a moving assembly for taking and placing a multi-layer plate is arranged in the middle of the top end of the fixed top plate. New equipment units can be added at any time according to production requirements, so that rapid expansion and adjustment of a production line are achieved, meanwhile, the problems of uneven pressure, bubble residues, poor curing and the like in a traditional pressing process are solved, it is ensured that each multi-layer board can reach an ideal state, automatic taking and placing of the multi-layer boards are achieved, and the production efficiency is improved. Manual intervention is reduced, and production efficiency and safety are improved.

The invention discloses a preparation method for plasticizing and forming a flexible thin bamboo veneer, and belongs to the technical field of processing and application of biomass materials. The method comprises the following steps: soaking a thin bamboo veneer in a polyethylene glycol solution, and drying to obtain a polyethylene glycol impregnated material; uniformly coating the surface of the polyethylene glycol impregnated material with a silane coupling agent, and drying to obtain a coupling agent modified thin bamboo veneer; and hot-pressing and compounding the modified thin bamboo veneer and a hot melt adhesive to obtain the thin bamboo veneer composite material. Through pretreatment of the thin bamboo veneer and process optimization of hot-pressing compounding of the thin bamboo veneer and the degradable material, the tensile elastic modulus reaches 6654.41 N / mm < 2 >, the transverse flexibility and the water resistance are remarkably improved, and the application field of the thin bamboo veneer is expanded.

The utility model relates to the technical field of hot press equipment, in particular to hot pressboard adjusting equipment for a hot press. According to the technical scheme, the hot-pressing device comprises a rack, universal wheels, a hot-pressing platform, telescopic limiting rods, a buffering mechanism and an adjusting mechanism, the universal wheels are arranged at the four corners of the lower portion of the rack, the hot-pressing platform is arranged on the rack, a fixing frame is arranged on the portion, on one side of the rack, of the hot-pressing platform, and the adjusting mechanism is arranged on the portion, on the fixing frame, in the rack. A hot pressing plate is connected to the adjusting mechanism in a sliding mode, and buffering mechanisms matched with the hot pressing plate are arranged on the upper side and the lower side of the rack; according to the device, the motor can be controlled to drive the two-way screw rod to rotate on the bearing seat and the fixed seat, the two-way screw rod is in threaded fit with the sliding block, so that the sliding block is driven to vertically move along the guide rods, and the guide blocks slide between the guide rods, so that stable movement of the hot pressing plate can be limited; the height of the hot pressing plate can be accurately adjusted, and it is ensured that the moving direction of the hot pressing plate is accurate.

The invention discloses a high-strength stain-resistant melamine veneer and a preparation method thereof, and belongs to the technical field of veneer preparation. The preparation method of the high-strength stain-resistant melamine veneer comprises the following steps: step 1, adding melamine and a nano reinforcing agent into distilled water, uniformly stirring and mixing to obtain a mixed emulsion, putting impregnated paper into the mixed emulsion, soaking, and taking out to obtain composite impregnated paper; 2, a hard fiberboard is selected as a base material, the composite impregnated paper is flatly placed on the surface of the base material, then the base material is placed on a pressing machine, hot pressing and cooling are conducted, and a melamine-containing veneer is obtained; and 3, the surface of the melamine veneer is sprayed with a stain-resistant coating, drying is conducted, and the high-strength stain-resistant melamine veneer is obtained. The veneer prepared by the method has excellent strength and stain resistance.