3212 results about "Wood plank" patented technology

Provided is a flame retardant and latent hardener composition including a blend of 30-100% (by weight based on total solids) of diammonium hydrogen phosphate, and dihydrogen phosphate, 0-50% (by weight based on total solids) of monoammonium. The flame-retardant / hardener composition is prepared as a solid blend or a liquid composition, the liquid composition being an aqueous composition including a liquid aqueous solution of the contents ranging from 25% w / w to 80% w / w. Methods for making flame retarded fiber boards using the composition as flame retarder and a hardener for the resin used in the production of the boards are also provided.

The invention relates to the technical field of image data processing, in particular to a wood composite board furniture surface defect identification method and system. And wood board images are collected from the surface of the wood composite board furniture. Adaptive grid division is carried out on the wood board image according to different scales, texture direction information and high and low frequency texture components are extracted, and a texture feature map is obtained; and extracting structure edge information of the wood board image to obtain a structure information graph. Matching the texture feature map with the structure information map, and calculating local mutual information of the texture feature map and the structure information map in each region; the method comprises the following steps: acquiring resolution images of a wood board image under different scales, and calculating a mutual information matrix of the resolution images; distributing an abnormal score for each matrix element based on the mutual information matrix; and dividing grids according to the abnormal score, calculating a correlation value of adjacent grids, and obtaining a defect area based on the correlation value. And carrying out defect classification on the defect area. According to the invention, interference of natural textures can be reduced, and defect identification of small defects and tiny changes can be improved.

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 embodiment of the invention provides a vision-based wood board edge sealing length detection method and system and a medium, and the method comprises the steps: obtaining a wood board image, and carrying out the graying processing of the wood board image, and obtaining a gray image; analyzing the edge area of the wood board based on the gray level image, generating a maximum connected domain, and making a detection surrounding frame according to the maximum connected domain to obtain a detection area; acquiring an image pixel value in the detection area, generating wood board boundary information based on the image pixel value, and generating wood board contour information according to the wood board boundary information; establishing a reference point according to the board contour information, establishing a coordinate system based on the reference point, and generating board boundary coordinates according to the coordinate system; calculating the distance between two coordinates located on the same boundary based on the boundary coordinates of the wood board to obtain a distance value, and obtaining a long edge and a short edge of the sealed edge of the wood board according to the distance value; the measurement method based on vision is not limited by detection point positions, the problem of edge sealing detection position errors is effectively avoided, and the long edge and the short edge of the wood board edge sealing are accurately analyzed.

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 discloses a high-quality formed ginkgo wood furniture manufacturing and processing technology, and relates to the technical field of furniture production, and the high-quality formed ginkgo wood furniture manufacturing and processing technology comprises ginkgo wood selection, ginkgo wood treatment, wood modification, part processing and surface treatment. Before drying, the cut ginkgo biloba boards are subjected to primary treatment, surface impurities are removed, and primary balance treatment is carried out, so that stress concentration in the later drying process is reduced; primarily drying the primarily treated wood, adjusting the thickness and the drying temperature and humidity of the wood, adjusting the temperature in the drying chamber according to the thickness and the initial water content of the wood by using a combined drying technology, and controlling the distance between the wood to be 1 / 10-1 / 8 of the width of the wood through a circulating air drying system. By means of the combined drying technology, dynamic control over the ginkgo wood drying quality is achieved, the problems that the drying process is complex and wood is prone to warping or cracking during drying are solved, the drying period is shortened, wood deformation and cracking are reduced, the physical performance of the wood is improved, and the drying efficiency is improved.

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 invention discloses a laminated wood board production process, a laminated wood board and a board cutting machine, and belongs to the technical field of electrician laminated wood boards. The laminated wood board production process comprises the steps that S1, cutting is conducted, specifically, a board is obliquely cut to form veneers; s2, at least two single boards are bonded and spliced to form a laminate; s3, the laminate is placed in a hot press; s4, double-sided gluing is carried out on the laminated plate after hot pressing is completed; s5, the multiple laminates are stacked to form a plate blank, the bonding positions of every two adjacent laminates are arranged in a staggered mode, and the plate blank is placed in a pre-pressing machine to be pre-pressed; and S6, the pre-pressed plate blank is put into a hot press, the hot pressing temperature ranges from 120 DEG C to 140 DEG C, the plate blank is gradually pressed to the preset thickness, after the plate blank is pressed and formed and the temperature rises to the preset temperature, heat preservation forming is carried out, and cooling and discharging are carried out after forming. The production process solves the technical problem that the density of the electrical laminated board produced in a traditional mode is not uniform.

The invention discloses an intelligent wood structure beam gluing and pressure maintaining method based on wood material characteristics. A plurality of continuous gluing and pressure maintaining mechanisms are used for providing gluing pressure for different parts of a wood plate composed of a plurality of glued and to-be-glued single plates and maintaining a long-time pressure maintaining state; the locking motor is provided with a locking force sensing system, a locking sleeve installed on a rotating shaft of the locking motor is matched with a bolt pull rod, and the wood structure is glued and locked, so that the locking force reaches the elastic yield stress interval capable of being borne by the wood structure material. The other end of the bolt pull rod is matched with the thrust ball bearing, the thrust ball bearing interacts with the high-toughness cushion block installed on the pressing base, the wood structure gluing process can be kept within the elastic yield stress range all the time, wood cannot be subjected to plastic deformation, and therefore the internal strength of the wood structure and the uniformity of the internal strength are guaranteed. Gluing pressure maintaining is carried out according to elastic yield stress of different woods based on different wood characteristics, manual intervention of a wood structure gluing process is avoided, and the quality stability of a glued wood structure can be greatly improved.

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 invention relates to the technical field of straw wood-plastic floors, in particular to a straw wood-plastic floor capable of preventing water accumulation and a preparation process thereof, the straw wood-plastic floor comprises a wood board main body, and further comprises a convex block fixed on one side of the wood board main body; the groove is fixed to the other side of the wood board body, and the protruding block is matched with the groove in a sliding mode; the plurality of lifting grooves are formed in the top of the wood board main body in a linear array; the multiple lifting assemblies are installed in the lifting grooves correspondingly and used for expanding and lifting when meeting water so that the lifting assemblies can be matched with the wood board body to form anti-skid teeth after being lifted, and the lifting assemblies are gradually reset after being dried; according to the device, through the arrangement of the lifting assembly, the lifting assembly can be automatically triggered when water is accumulated, so that the anti-skid effect of the wood board main body is enhanced under the action of the formed tooth shape, and potential safety hazards caused by slipping when people pass through are avoided.

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.

The utility model discloses an automatic processing unit for wood board processing in the building field, which comprises a supporting nail plate, a positioning clamp and a processing device, a plurality of supporting nails are uniformly distributed on the supporting nail plate in an array, the supporting nails are used for supporting a wood board to be processed, and the wood board moves from one end of the supporting nail plate to the other end of the supporting nail plate. The positioning clamps are arranged on the two sides of the supporting nail plate so that the two sides, perpendicular to the moving direction of the wood board, of the supporting nail plate can clamp and limit the wood board, the machining device is arranged above the supporting nail plate, the machining device is movably connected to a movable guide rail, the movable guide rail is arranged perpendicular to the moving direction of the wood board, and the machining device is movably connected in the vertical direction. The utility model provides an automatic processing unit for wood board processing in the building field, which can ensure the penetrability processing effect of wood boards and prevent a processing platform from being damaged in full-automatic wood board processing equipment.

The utility model relates to the technical field of logistics transportation pallets, in particular to a combined cargo pallet. Comprising a supporting leg and an upper cross beam connected to the upper end of the supporting leg, the supporting leg is of a hollow structure formed through blow molding, and the supporting leg is in an S-shaped folded plate shape in the length direction; the upper ends of the supporting legs are provided with upper cross beam mounting grooves, the upper cross beams are clamped in the upper cross beam mounting grooves, the lower ends of the supporting legs are provided with lower cross beam mounting grooves, and lower cross beams are mounted in the lower cross beam mounting grooves; the more than two supporting legs are arranged at intervals, and the plurality of upper cross beams are arranged at intervals and are bridged among the more than two supporting legs. The upper cross beam can be a wood plate, a wood-plastic composite plate and other materials which have certain strength and are easy to cut and dig holes, or a frame structure made of stainless steel, aluminum alloy and other materials. The combined cargo tray has the advantages of a blow-molded plastic tray, a wood tray and a metal tray, and is firm in structure, good in stability, convenient to disassemble and assemble and reliable to use.

The invention relates to ultrahigh-strength ultrahigh-toughness concrete and a preparation method thereof, and the process of the preparation method is as follows: designing the mix proportion of concrete slurry based on a close packing theory, and selecting a slurry formula with the fluidity of not less than 180mm and the initial strength of not less than 60MPa as a reference mix proportion; steel fibers are selected as end hook type steel fibers, a wood plate or a steel plate is used for formwork supporting according to the size requirement of the test piece, then a steel fiber cage is laid with the end hook type steel fibers within the supporting range, and the steel fibers are staggered with one another to form a macroscopic steel fiber space framework within the supporting range; preparing slurry according to a standard mixing ratio, then infiltrating the slurry into the built steel fiber space framework, and vibrating after the steel fiber space framework is completely infiltrated with the slurry; and then curing and form removal are performed to obtain the ultrahigh-strength ultrahigh-toughness concrete. The problem of agglomeration effect caused by too high fiber mixing amount is solved, and the unified requirements on the strength and toughness of concrete materials in engineering are met.

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.

A bracket structure, a bracket module, and a wall mount module are proposed. The bracket structure includes a board and two sideboards. The two sideboards are connected to two sides of the board respectively. A virtual connection line is extended between the two sideboards. A gap is between the virtual connection line and a first surface of the board. The two sideboards include a first sideboard and a second sideboard. The first sideboard includes an extension part, and a groove is formed between the extension part and the board. The second sideboard includes a fastening part. Thus, the bracket structure of the present disclosure can be applied to various types of wall mount supports.

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 utility model discloses a gluing device for processing a multilayer solid wood composite floor. The gluing device comprises a mounting frame, a glue outlet pipe, a glue box, a driving motor, a gluing roller, two guide columns, a sliding block, a glue distributing plate, a spring, four limiting rods, a lifting seat and a conveyor, according to the gluing device for processing the solid wood composite floor, the lifting seat and the glue distributing plate are pushed by the spring to be attached to the glue applying roller, and the glue distributing plate can scrape glue on the surface of the glue applying roller, so that the glue is uniformly distributed on the surface of the glue applying roller, and uniform gluing on a veneer is realized; the conveyor drives the veneer to move, the driving motor drives the glue applying roller to rotate, and the glue applying roller slides in the sliding groove through the sliding block, so that under the action of gravity, the glue applying roller is attached to the veneer and applies pressure to the veneer, and glue on the surface of the veneer can be evenly distributed; and the firmness of bonding between adjacent layers of thin wood plates during floor processing is ensured.

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.

The invention belongs to the technical field of furniture production, and discloses a log board clamping and conveying device which comprises a rail, a power part and a moving device and further comprises a sawing part, a hoisting part and a conveying part. After a sawn wood board is transported by a hoisting part and falls on a transfer table, the wood board pushes the telescopic end of a hydraulic rod to enable a hydraulic motor to rotate so as to enable a first rack to move, and at the moment, two chucks get close to each other and clamp the two ends of the wood board, so that the situation that the wood board shakes on the transfer table when a sliding block moves is prevented, and the service life of the wood board is prolonged. Meanwhile, along with movement of a sliding block, a second gear is in contact engagement with a second rack, so that a rotating shaft, a transfer table and the wood plate rotate together, at the moment, the two ends of the wood plate are not located above a sliding frame any more, and at the moment, the wood plate can be jacked up and transferred through devices such as hydraulic telescopic rods from the lower portion of the wood plate; and dents are prevented from being left on the bottom surface of the wood board when a forklift is used for transferring, and the quality of the wood board before and after transportation is ensured.

The invention relates to the technical field of wood processing, in particular to a wood processing technology, and relates to wood quality detecting and conveying equipment which comprises a base and a turnover mechanism, and a feeding conveying belt, the turnover mechanism, a discharging conveying mechanism and a discharging mechanism are sequentially installed on the top wall of the base from left to right; a limiting mechanism is arranged on the moving part of the feeding conveying belt; a position adjusting mechanism is arranged on the inverted-L-shaped plate of the supporting seat, and detection cameras are installed on the bottom wall of the inverted-L-shaped plate of the supporting seat in a bilateral symmetry mode with the adjusting groove as the center. In the process that the to-be-detected wood board does circular motion in the vertical direction along with the overturning frame, the detection camera conducts appearance detection on the to-be-detected wood board, whether appearance defects exist on the surface of the template or not is detected, the stress piece pushes the wood board part shielded by the square frame of the overturning frame to be exposed, and therefore the appearance of the to-be-detected wood board is detected. Therefore, the problem that dead angles exist when the detection camera performs appearance detection on the wood board to be detected is solved.