2062 results about "Wood plank" patented technology

The invention provides a wood board surface defect detection method based on multi-view feature extraction, and the method comprises the steps: obtaining image data collected by a plurality of industrial cameras on a wood board production line, and obtaining an original image set; extracting local texture and edge information in the original image set through a lightweight convolutional neural network to obtain local features; modeling a global topological relation in the original image set through a sparse image attention mechanism to obtain global features; performing dynamic weighted fusion on the local features and the global features through a channel attention fusion module to obtain final features; and performing optimization training on the initial model through the final features and a pre-constructed loss function to obtain a defect detection model. According to the method, the lightweight convolutional neural network and the sparse graph attention mechanism are applied in parallel, and dynamic weighted fusion is performed on the features output by the two methods, so that the precision and efficiency of defect detection are improved.

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

The invention belongs to the technical field of visual identification, and discloses a board surface defect detection method and system based on industrial vision, and the method comprises the steps: constructing a standard board reference library; acquiring raw material information and visual data of a to-be-detected wood board; selecting a plurality of board images from the reference library according to the to-be-detected board information to form a contrast image set; performing comparative analysis on the to-be-detected wood board image and the contrast image set to obtain an abnormal region; and monitoring an abnormal region, if the abnormal region is empty, judging that no defect exists, otherwise, extracting an abnormal region image and inputting the abnormal region image into a pre-trained classification model to identify a defect type. According to the method, a two-stage strategy of firstly positioning the abnormal area and then identifying the defect type is adopted, the abnormal area is positioned by comparing with a defect-free sample, and only defect identification is performed on the abnormal area, so that the problem that defect features are diluted in the whole image is avoided; the problems of high identification difficulty, low accuracy and the like caused by overlarge information amount of the whole image in the prior art are solved.

The invention relates to the technical field of veneer processing, and discloses a board processing turnover mechanism and a using method thereof.The board processing turnover mechanism comprises a supporting table, a turnover block is rotationally connected to the inner wall of the supporting table, a motor is fixedly connected to the side wall of the supporting table, and the output end of the side wall of the motor is fixedly connected with the side wall of the turnover block; an electric telescopic rod is started to stretch out, a fixing frame is pushed to ascend, a first blocking plate is driven to ascend, due to the fact that the fixing plate is in a static state, when the fixing plate ascends, the first blocking plate can be separated from the fixing plate, negative pressure is generated at the bottom of the first blocking plate, and along with continuous ascending of the fixing frame, a suction cup can make contact with the bottom of a veneer, so that the suction cup is attached to the veneer; at the moment, a cambered surface block can extrude a connecting rod, drive a first blocking plate to move, enable a through hole to communicate with a suction cup, enable negative pressure to adsorb the bottom of the veneer and enable the veneer to be subjected to flexible clamping force, and the situation that the clamping force is not uniform, and consequently the veneer deforms or shakes is effectively prevented.

The invention relates to the technical field of wood cutting equipment, in particular to wood cutting equipment for recombined wood processing, which comprises a rack, a three-axis moving platform is mounted at the top of the rack, an electric rotating rod is arranged on the three-axis moving platform, and a circular electric saw is mounted on the electric rotating rod. A plurality of sets of mounting plates are evenly connected to the machine frame at intervals from front to back, the number of each set of mounting plates is two, each mounting plate is provided with a rod frame capable of ascending and descending, the top of each rod frame is connected with a supporting plate used for supporting a wood board, and a left pressing tool and a right pressing tool are hinged between the two mounting plates in each set. By arranging the multiple sets of rod frames, the supporting plates and the pressing tools, sufficient supporting and fixing can be provided for a wood board, the pressing blocks can synchronously move front and back along with the circular electric saw, the pressing blocks move to push the rod frames to move downwards one by one so as to drive the supporting plates to move downwards to avoid the circular electric saw, and the rod frames move downwards to pull the pressing tools to swing through the connecting plates to be separated from the wood board so as to avoid the circular electric saw; and the stability and the accuracy in the cutting process are ensured.

The invention relates to the field of laser detection, and discloses a shaving board processing-based surface flatness detection device which comprises a base, a plurality of conveying rods are arranged at the side part of the base, a wood board is placed on the conveying rods, a detection box is fixedly mounted at the top end of the base, and a laser detector is fixedly mounted in the center of the top of the detection box. The laser detector is used for detecting the flatness of the surface of the wood board, a detection auxiliary device is fixedly installed on the side portion of the base located on the lower portion of the detection box, and a grinding device is arranged on the detection auxiliary device; the two rollers in the detection auxiliary device clamp a wood board, the detection plate is leveled to make contact with the side face of the wood board, a half gear is driven to rotate when the wood board inclines, the half gear is meshed with teeth, the position of a lifting block is adjusted, and even if the edge of the wood board protrudes, the edge of the wood board does not protrude. The lifting block can still be adjusted to enable the board to be in a horizontal position, so that the detection precision of the laser detector is improved, and the influence of board inclination on the detection of the laser detector is reduced.

The utility model relates to the technical field of wood board processing machinery, and discloses an angle-adjustable milling device which comprises a milling device body installed on a machine base, a telescoping mechanism used for adjusting the telescoping amount of the milling device body is arranged on the front side of the machine base, and a rotating mechanism used for driving the milling device body to adjust the angle is arranged on the rear side of the machine base. The telescopic mechanism comprises a rotatable first ball screw, and the first ball screw is in threaded connection with an internal thread seat capable of sliding left and right; the rotating mechanism comprises a rotatable second ball screw, the second ball screw is in threaded connection with a sliding seat, and one end of the sliding seat is hinged to a connecting plate used for driving the main shaft to conduct angle adjustment. According to the milling device capable of adjusting the angle, the telescopic amount of the main shaft can be rapidly and accurately adjusted by arranging the telescopic mechanism, and the angle of the main shaft can be rapidly adjusted by arranging the rotating mechanism, so that different machining requirements are met.

The utility model provides a compacting device for processing a composite wood board. The compacting device comprises a base, a workbench is fixed on the base, openings which are in bilateral symmetry are formed in the top face of the workbench, a liftable pressing plate is arranged above one opening, and a first hydraulic rod used for driving the pressing plate is arranged above the workbench; a connecting plate is fixed to the top of the workbench, a first motor is fixed to the connecting plate, a first lead screw is fixed to a rotating shaft of the first motor, and the first lead screw is in threaded connection with a moving plate connected with the fixed end of the first hydraulic rod; two sealing plates capable of ascending and descending are arranged on the bottom face of the workbench and used for sealing the bottoms of the two openings correspondingly, and a second hydraulic rod used for driving the sealing plates is arranged on the base. According to the utility model, raw materials are alternately fed through the two openings for use, so that the machine does not need to be stopped for a long time during material taking after the compaction operation of the composite wood board, the material taking process of the composite wood board is simple and rapid, and the processing efficiency of the composite wood board is improved.

A device for a cot or child's bed to encourage sleep, comprising a support device to be placed in or under a mattress, comprising at least at least one plank, and at least one support, a lifting unit, wherein the lifting unit comprises at least one bladder, preferably at least two bladders, positioned between the at least one plank and the at least one support.The lifting unit further comprising a control unit, wherein the control unit is configured to inflate and / or deflate the at least one bladder via a pump of a pump system for providing an alternating upward and downward motion of the at least one plank, a pliable skirt extending at least outward from a circumference of the at least one plank.

A portable, handheld system designed for anchoring and securing ladders, pump jack scaffolding, and walkways on pitched roofs or inclined surfaces. The invention includes three platform configurations, each with a variable pitch adjustment for leveling across multiple roof angles: (1) a ladder stop platform equipped with a 360-degree stop mechanism for multi-directional ladder stabilization; (2) a pump jack platform that provides a stable base for supporting pump jack systems and scaffolding; and (3) a walkway platform configured with parallel plank attachment bars and integrated guardrails for safe foot traffic. Each platform features anchor beds for secure attachment to structural elements like roof trusses and reinforced lateral rib members for uniform load distribution, enhancing structural integrity and load-bearing capacity across the system.

The invention relates to the technical field of wood board cutting, in particular to a wood board fixed-length cutting device for wood processing. The clamping mechanism comprises an air cylinder fixed to the cutting table body, a base is fixed to the telescopic end of the air cylinder, three clamping rollers are rotationally arranged at the upper end of the base, driving assemblies which are indirectly driven are arranged in the two clamping rollers far away from the air cylinder, and communicating pipes are fixed to the lower ends of the driving assemblies. The outer surface of the communicating pipe is sleeved with a communicating ring. The two-way pumping device is arranged to pump hydraulic oil in a hydraulic telescopic pipe, a hydraulic telescopic sleeve and two sealing shells, the device can sequentially complete the two working processes of moving a wood board and cutting the wood board, when the wood board needs to be moved, the hydraulic oil is pumped into the sealing shells, and when the wood board needs to be moved, the hydraulic oil is pumped into the sealing shells; on the contrary, hydraulic oil is pumped into the hydraulic telescopic pipe and the hydraulic telescopic sleeve, the condition of step disorder is avoided, and the cutting efficiency of the device can be effectively improved.

The utility model relates to the technical field of writing tools, and discloses cutting equipment for wood processing, which comprises a clamping component, the clamping component comprises clamping bases, the clamping bases are fixed on two sides of a transverse moving component, the rear sides of the clamping bases are movably mounted with an upper clamping frame through movable connecting blocks, and the upper clamping frame is fixed on the clamping bases. The clamping base is connected with the front side of the upper clamping frame through a connecting mechanism, and the clamping assembly can be opened and closed through the connecting mechanism. By arranging the clamping assembly and adopting the connecting mechanism for opening and closing, the problem that a clamping plate is limited by the movement mode of a threaded rod can be solved, so that the operation convenience is improved, and the clamping bases are fixed to the two sides of the transverse moving assembly and movably installed on the upper clamping frame through the movable connecting blocks; and the clamping base is connected with the front side of the upper clamping frame through the connecting mechanism, so that the clamping assembly can be flexibly opened and closed, a wood board to be machined is more conveniently placed in the clamping assembly for machining operation, the working efficiency is improved, and inconvenience in operation is reduced.

A stairway work platform for a user includes a plank, a first leg assembly attached in proximity to a first end of the plank. The work platform includes an end pad directly attached to the first end of the plank which prevents damage to a vertical rise area of the stairway. The work platform includes a first bottom pad directly attached to a front of a first leg of the first leg assembly which prevents damage to a horizontal run area of the stairway while supporting a weight of the user. The work platform includes a second bottom pad directly attached to a front of a second leg of the first leg assembly which prevents damage to the horizontal run area of the stairway while supporting the weight of the user. The work platform includes a hinge bracket attached to the plank in proximity to the first end of the plank and to the first leg of the first leg assembly. In a stairway mode, the first leg assembly is in the closed position and is adapted to be disposed on a stair of the stairway and a second leg assembly is extended to a position which makes the plank level with respect to ground. A method for using a work platform. An end pad. A side-bottom pad.

Wood template-supported phase change material (PCM) composite having thermal energy storage applications. A wood template-supported PCM may include a wood template that has had at least a portion of its xylan and / or lignin removed and saturated with a PCM. The PCM may be stabilized with a cross linkable network for improved infiltration into the wood template. The wood template-supported PCM composite may be formed by extracting xylan and / or lignin from the wood to create a wood template, densifying at least a portion of the wood template, and inserting a PCM into the wood template.

The invention provides a wood board multi-axis linkage laser cutting machine based on a high-precision gear box, the wood board multi-axis linkage laser cutting machine based on the high-precision gear box comprises a frame composed of a bottom plate, a supporting rod and a top plate, the top plate is provided with a first guide rail and a laser cutting transmission mechanism, the bottom plate is provided with a smoke suction mechanism, and the smoke suction mechanism is provided with a second guide rail. The transmission mechanism comprises a plurality of driving motors, a high-precision gear reducer, a threaded rod and a guide rail combination, multi-axis linkage of X, Y and Z axes and laser head distances is achieved, the smoke suction mechanism rapidly collects smoke dust through a suction horn mouth, a multi-stage suction pipe and a negative pressure device, the high-precision gear reducer is matched with a chain wheel for transmission, transmission gaps are eliminated, and the smoke suction efficiency is improved. An eccentric guide rail and a threaded rod are finely adjusted, the cutting depth is accurately controlled, a heat dissipation through hole plate and an integrated fan maintain the temperature of a gearbox to be stable, and a plurality of suction horn mouths are combined with a negative pressure device, so that the working environment is effectively improved.

The invention discloses an intelligent wood board raw material hanging and conveying system for wood board bed production, and relates to the technical field of wood board conveying. The intelligent hanging and conveying system for the wood board raw materials produced by the wood board bed comprises a track body, and a lead screw is rotationally connected to the interior of the track body; the sliding seat is assembled on the track main body, and the sliding seat and the track main body are in a sliding connection state. According to the intelligent hanging and conveying system for the wood board raw materials produced by the wood board bed, when wood placed on a hanging frame is conveyed, a first rotating rod moves along with the wood and is matched with a fixed toothed bar, a gear, a first hydraulic bin, a first transmission rod, a second hydraulic bin, a first spring, a movable block, a first arc-shaped rod, a first stress rod and a second spring; and the friction wheel moves upwards to the bottom position of the track main body and makes contact with the track main body, so that friction speed reduction is conducted, and the stability of the device in use is improved.

A transfer conveying system for board edge sealing and surface changing relates to the technical field of board workshop conveying and comprises an edge sealing conveying assembly, a surface changing conveying assembly, a transfer distribution assembly and a rotary conveying assembly. The edge sealing conveying assembly comprises an outer conveying frame and an inner conveying frame which are arranged in parallel, the outer conveying frame and the inner conveying frame longitudinally extend, the tail ends of the outer conveying frame and the inner conveying frame are bent to the transverse direction, a plurality of longitudinal conveying rollers are rotationally installed on the longitudinal extending parts of the outer conveying frame and the inner conveying frame, and a plurality of transverse conveying rollers are rotationally installed on the transverse extending parts of the outer conveying frame and the inner conveying frame; a plurality of transition rotating rollers are rotationally mounted at the bent parts of the outer conveying frame and the inner conveying frame; the edge sealing conveying assembly further comprises a horizontally-arranged guide wheel, and a plurality of centrosymmetric steering guide rollers are rotationally installed on the lower surface of the guide wheel. The problems of process discretization, manual operation, low positioning precision, layout fragmentation and the like which exist for a long time in the workshop processing and conveying process of furniture manufacturing wood boards in the prior art are solved.

The invention relates to the technical field of laser cutting, and discloses steel and wood laser cutting equipment which comprises a workbench, a frame is fixedly connected to the top of the workbench, and a grinding mechanism is arranged on the frame. The grinding mechanism comprises a first guide rail, a first linear motor, a moving frame, a sliding groove, a sliding block, a driving motor, a rotating rod, a grinding roller, an air blower, a first connecting pipe, an air outlet pipe, a rotating shaft and a first telescopic rod. The first guide rail is arranged on the top of the frame, and the first linear motor is arranged on the first guide rail. Through cooperative operation of a first guide rail, a first linear motor, a driving motor and a rotating rod, a grinding roller can rotate to grind the upper surface of a steel-wood plate, the surface flatness of the steel-wood plate is effectively improved, meanwhile, impurities on the surface of the steel-wood plate are removed, the laser cutting effect is prevented from being affected, a better machining basis is provided for follow-up laser cutting, and the machining efficiency is improved. The cutting precision and the cutting surface quality are ensured.

The utility model discloses a tool-replaceable and self-locking tool, which belongs to the technical field of wood board processing, and comprises a spindle sleeve connected with a motor spindle of a machine tool power head, and the end part of the spindle sleeve far away from the motor spindle of the machine tool power head is connected with a first R tool; the spindle sleeve is provided with a guide rod; the main shaft sleeve is provided with a position-adjustable middle cutter assembly; the outer wall of the middle cutter assembly is movably connected with a position-adjustable outer cutter assembly; a locking assembly is attached to the outer wall of the outer cutter assembly in a sliding connection mode, the locking assembly is movably connected with the middle cutter assembly and the outer cutter assembly, and the locking assembly is connected with the main shaft sleeve; the locking assembly, the middle cutter assembly and the outer cutter assembly are movably connected with the guide rod; by means of the mode, corresponding adjustment machining can be conveniently carried out according to needs, the functions are rich, the multi-production-specification requirement is met, and actual use is convenient.

The utility model relates to a progressive striking type high-frequency compaction assembly line. The progressive striking type high-frequency compaction assembly line comprises operation equipment and a bearing component, the operation equipment comprises a preheating part, a high-frequency hot-pressing part and a water-cooling cold-pressing wood striking part; the high-frequency hot-pressing part comprises a plurality of high-frequency hot-pressing machines, a moving roller way of each high-frequency hot-pressing machine extends from an internal hot-pressing station to inlets and outlets in the two sides to be exposed, and the adjacent exposed moving roller ways are in butt joint; the water-cooling cold-pressing wood striking part comprises a plurality of water-cooling cold-pressing machines, a movable roller way of each water-cooling cold-pressing machine extends and is exposed towards inlets and outlets in the two sides from an internal pressing station, and the adjacent exposed movable roller ways are in butt joint; the bearing component is a tray which is arranged below the wood board and used for bearing the wood board. According to the production line, the high-frequency hot-pressing part, the water-cooling cold-pressing wood striking part and the bearing component are used, on the premise that the thickness of a wood board is allowed to rebound, the technical problems that in the prior art, due to the fact that an upper pressing plate and a lower pressing plate are needed for clamping and pressure maintaining, operation is complex, and process step adjustment is limited in the production line circulation process are solved, and the rebound problem is solved.

The invention discloses a feeding method for a wood board sawing machine, which comprises the following steps of: 1, stacking wood boards in a shell, and rotating a first clamping mechanism and a second clamping mechanism to the upper part of the shell; secondly, in the rotating process of the first clamping mechanism and the second clamping mechanism, a pushing plate pushes the wood board on the uppermost layer, so that the wood board on the uppermost layer and the wood board on the second layer are staggered; and thirdly, a first lead screw moves downwards, when the scheme is implemented, a first layer of wood board can be pushed, then a first clamping mechanism can conveniently clamp one end of the wood board, then one end of the wood board is pressed downwards, the other end of the wood board is warped upwards, and the wood board can be conveniently clamped. The first clamping mechanism and the second clamping mechanism are arranged, so that the other end of the wood board can be conveniently clamped by the second clamping mechanism, the wood board can be moved to one side of the shell 1 when the first clamping mechanism and the second clamping mechanism rotate, and the purposes of automatically clamping and taking the wood board are achieved.

An exercise device including a body engagement portion that can support a user, and a guide track assembly that can rotationally house the body engagement portion. The body engagement portion includes a base surface and a rotation support assembly. The base surface may support the user in a standard plank position. The body engagement portion may allow a user to rotate between a first side plank position, the standard plank position, and a second side plank position relative to a support surface while the guide track assembly remain in contact with the support surface and the body engagement portion support upper body of the user. The body engagement portion may allow a user to statically hold a plank position or rotate between two plank positions at any angle equal to, or between, the first side plank position, the standard plank position, and the second side plank position.

The utility model provides an edge grinding device for wood processing, which relates to the technical field of wood processing and comprises an integral structure and supporting structures, and the supporting structures are positioned at the front and rear positions of the two sides of the bottom of the integral structure; the overall structure comprises a bottom plate, electric sliding tables are fixedly installed at the centers of the front outer surface and the rear outer surface of the bottom plate, a supporting plate is fixedly connected to the outer surfaces of the electric sliding tables, and first cylinders are fixedly connected to the positions, close to the top, of the front face and the rear face of the outer surface of the supporting plate. Through arrangement of a first cylinder, a first connecting rod and a first electric push rod, the positions of a support and a grinding wheel can be adjusted, through cooperation of a second electric push rod, the height of the grinding wheel can be adjusted, and then through cooperation of an electric sliding table and a connecting block, the grinding wheel can be ground. The grinding wheel, the servo motor and the supporting plate can stably move left and right, and continuous edge grinding operation can be conducted on thin wood plates of the same type.

The utility model discloses drilling equipment for plate processing, and particularly relates to the technical field of plate processing, the drilling equipment comprises a protective cover, and drilling auxiliary devices for plate processing are arranged in the protective cover and at the lower end of the protective cover; the drilling auxiliary device for plate processing comprises a filtering and purifying assembly and a fixing auxiliary assembly. Compared with the prior art, the drilling equipment for board processing has the advantages that waste chips generated when a processed board is processed by the drilling device body can fall into the upper end of the cleaning mesh bottom plate and are sucked through the dust collection and purification processor body and the waste chip extraction pipeline, and after the waste chips in the protective cover are extracted, the waste chips in the drilling device body can be collected through the dust collection and purification processor body and the waste chip extraction pipeline. And the problem that the cleanliness of the environment around the equipment is reduced due to butt joint of wood chips during machining in the protective cover is solved, the fixing auxiliary assembly completes fixing work through simple pushing and extruding, a complex positioning and fixing mode is avoided, and the fixing and machining efficiency of the whole device is further improved.

The invention discloses a flame-retardant composite wood board and a preparation method thereof.The preparation method of the composite wood board comprises the following steps that single-layer wood boards are soaked in an aqueous solution containing a first flame retardant and dicyandiamide, after drying, the multiple single-layer wood boards are bonded and pressed through an adhesive, and the flame-retardant composite wood board is prepared; the preparation method of the first flame retardant comprises the following steps: S1: 1, reacting 2-bis (chlorodimethylsilyl) ethane with syringaldehyde in a first organic solvent to prepare an intermediate A; s2, reacting the intermediate A with tyrosine in a second organic solvent to prepare an intermediate B; s3, the intermediate B and phosphorous acid are mixed for a reaction, and the first flame retardant is prepared. The first flame retardant can form covalent bond combination with the wood board, so that the flame retardant property of the treated wood is remarkably improved; and meanwhile, the second flame retardant in the adhesive and the first flame retardant impregnated on the wood board can achieve a synergistic promotion effect, so that the limit oxygen index of the prepared composite wood board is up to 60% or above.

The present invention discloses a system for retaining a piece of wood onto a saw mill in an orientation at an angle to the horizontal, such that horizontal cuts made to the wood result in shorter planks with full exposure of wood end grain, and further, a system for rotating a piece of wood on a saw mill in order to create lumber with specific polygonal cross sections; and methods for producing lumber from pieces of wood using said systems.

The invention relates to the technical field of detection devices, and discloses a constructional engineering material waterproof performance detection device which comprises a base, a stand column is fixedly installed on the upper surface of the base, a rotating shaft is rotatably installed between the inner walls of the top end of the stand column, and a rotating block is fixedly installed on the outer surface of the rotating shaft. A placing plate is fixedly mounted at the other end of the rotating block, and two limiting grooves are symmetrically formed in the upper surface of the placing plate. Due to the fact that the elastic acting force of the second spring is determined, the weight of the waterproof wood board increased relative to the weight before the waterproof wood board is wetted is determined, and the waterproof performance of the waterproof wood board can be obtained according to the amount of time needed for sucking water with the same weight into the waterproof wood board. The test process is simple, and the test data accuracy is high.

A stairway work platform for a user includes a plank, a first leg assembly attached in proximity to a first end of the plank. The work platform includes an end pad directly attached to the first end of the plank which prevents damage to a vertical rise area of the stairway. The work platform includes a first bottom pad directly attached to a front of a first leg of the first leg assembly which prevents damage to a horizontal run area of the stairway while supporting a weight of the user. The work platform includes a second bottom pad directly attached to a front of a second leg of the first leg assembly which prevents damage to the horizontal run area of the stairway while supporting the weight of the user. The work platform includes a hinge bracket attached to the plank in proximity to the first end of the plank and to the first leg of the first leg assembly. In a stairway mode, the first leg assembly is in the closed position and is adapted to be disposed on a stair of the stairway and a second leg assembly is extended to a position which makes the plank level with respect to ground. A method for using a work platform. An end pad. A side-bottom pad.

The invention relates to the technical field of engraving machines, and discloses a woodwork engraving machine which comprises a workbench, the top of the workbench is fixedly connected with an L-shaped support, one side of the workbench is provided with a control cabinet, the top of the L-shaped support is fixedly connected with a hydraulic device, and the bottom of the L-shaped support is provided with an engraving device. A placing rod is slidably connected to one side of the L-shaped support, and a clamping device is mounted at the top of the placing rod. According to the engraving machine for wood product engraving, a user places a template needing to be engraved on a placing rod, the template is fixed through a clamping device, a control cabinet sets a pattern needing to be engraved, a hydraulic device and an engraving device are controlled to engrave a wood board, wood chips generated during engraving fall onto a workbench below, and the wood chips are scraped by pulling a scraping plate; and the wood chips are driven to move towards the position of the material leaking groove, penetrate through the material leaking groove and fall into a collecting box below to be collected, and recycling of the wood chips is facilitated.

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.