Working or preserving wood or similar material and nailing or stapling machines in general (B27)

B27            Working or preserving wood or similar material; nailing or stapling machines in general(13154)

Panels on basis of wood fibres with wear-resistant surface // 2628514
FIELD: wood processing industry.SUBSTANCE: building panel contains the surface layer and the inner layer. The inner layer contains the wood fibres. The surface layer contains the substantially homogeneous mixture of the wood fibres that contain the natural resins, the binder and the wear resistant particles. The surface layer additionally contains the imprint that extends into the surface layer. For the construction panel production, provide the mixing of the wood fibres, the wear-resistant particles and the binder to form the substantially homogeneous mixture. Make the imprint at the mixture with the help of the inkjet printer, and affect the mixture by the temperature and pressure to the form the construction panel.EFFECT: panel wear resistance is increased, the panel manufacturing process is simplified.26 cl, 17 dwg

Wood plate and method of its manufacture // 2627644
FIELD: wood industry.SUBSTANCE: pieces of wood are prepared. Then, carbohydrate binding composition is applied to the pieces of wood. The obtained pieces of wood are formed to make the sheet. Heat and press the resulted sheet to produce the cured wood plate, with further post-curing of the wood plate.EFFECT: swelling of the wood plate is reduced.19 cl, 7 dwg

ethod for gluing plates in multilayer panel (versions) // 2627396
FIELD: construction.SUBSTANCE: method for gluing veneer sheets in a multilayer panel consists in applying a layer of a glue, or adhesive, or binding composition. Then, at least two thin veneer sheets of wood with the thickness of 0.1 to 10 mm each are connected through said layer by means of applying the pressing force over the entire outer surface area of one of the thin veneer sheets of wood to the polymerisation of this layer. To form a layer of a glue, or adhesive, or binding composition, a mesh is used, which is moistened with this composition, the excess of this composition is drained, and the mesh is laid on a dry surface over the entire area of one of the thin veneer sheets of wood. Then another thin veneer sheet of wood is laid on the mesh, followed by applying said pressing force to the superficially arranged thin veneer sheet of wood.EFFECT: simplifying the method of gluing and reducing the adhesive composition consumption.2 cl, 2 dwg

Single layer pouring of powder surfaces // 2626948
FIELD: wood processing industry.SUBSTANCE: form the first, the second and the third layers. The first layer contains the fibers, the second layer - the wear-resistant particles, the third layer - the particles of the thermoactive binder. In the second embodiment, the first layer of the first material is formed, the second layer of the second material is applied to the first layer, the first and the second layers are mixed into the mixture and applied to the substrate. The pouring equipment contains the first delivery device, the second delivery device, the movable transporting device, and the mixing device. The first delivery device is configured to apply the first material to the transporting device. The second device made with the ability to apply the second material to the first material. The mixing device is configured to mix the first and the second materials and removing of the first and the second materials from the transporting device.EFFECT: panel surface layer formation process is simplified.34 cl, 11 dwg

Adhesive for manufacturing bonfire // 2626861
FIELD: wood processing industry.SUBSTANCE: adhesive contains the following components, parts by weight: urea formaldehyde resin (100); acid hardener - ammonium chloride (0.55-0.6); modifier - oleic acid (1.0-1.75).EFFECT: uniform flaking of linen flax particles in the manufacture of flinders and increasing the physical and mechanical characteristics of the finished product, ensuring the safety of preparation and use of adhesive composition, is ensured.2 dwg

Chipping machine // 2626172
FIELD: wood processing industry.SUBSTANCE: chipping machine contains a frame (1) where the drive (2), the casing (3) with the loading cartridge (4) and the tapping spout are mounted on. A chipper disk (6) with knives (7) and blades (8) is installed on the drive shaft. A quill cylinder with knife holes and knives (11) facing blades inside the cylinder is rigidly attached to the chipper disk. A counter knife (12) is installed in the inner cavity of the cylinder.EFFECT: increase of chipper machine productivity and chip quality.6 cl, 3 dwg

Circular saw // 2624924
FIELD: woodworking industry.SUBSTANCE: circular saw comprises a cutting disk with teeth. Plates are placed in the saw teeth. Two high-frequency slots with three half waves with the same amplitude are formed on the disk surface. High-frequency slots are rotated at lead angle and positioned on the horizontal axis. In the axils of the circular saw teeth, thermal regulation dampers are symmetrically mounted. The saw blade has holes for torque transfer and saw fixing on the flange. Symmetrically from high-frequecny slots at an angle of 10° to 45°, four low-frequency slot with two half-waves are made associated with an adjacent half-wave of a large amplitude. Low-frequency slots are rotated at a delay angle equal to from 1° to 8°. Arrangement of high and low-frequency slots forms on the saw web alternating sections of compression, stretching and constrained equilibrium. The lead angle of advancing high-frequency slots is equal to from 1° to 15°. Thermal regulation dampers are offset relative to the vertical axis by an angle of from 1° to 5° and turned at a delay angle of from 2° to 10°.EFFECT: increased saw stability, accuracy and operation quality, reduced aerodynamic noise and vibration.10 cl, 1 dwg
ethod of producing sliced veneer from scant waste wainscots // 2624285
FIELD: wood industry.SUBSTANCE: invention relates to wood processing, in particular to the production of veneer lumber from wainscots waste. The wainscot is made, its hydrothermal treatment is performed, veneer therefrom is addiced. Production of wainscot is carried out by splicing lumber waste in length, followed by exposure to a moisture-resistant glue polymerization. Hydrothermal treatment of glued wainscot and drying the veneer is carried out taking into account minimization of thermal deformations in the adhesive seams.EFFECT: increased useful yield.

Inner layer from lamellas and its manufacturing method // 2624212
FIELD: wood industry.SUBSTANCE: construction panel contains the inner layer made from the wooden lamellas, the decorative surface layer on the top of the inner layer and the leveling coat under the inner layer. The inner layer contains several wooden lamellas, arranged substantially parallel to each other. The long edge of the first wooden lamella is located at the distance from the long edge of the adjacent second wooden lamella. The long edge of the first wooden lamella is attached by the separating element to the long edge of the adjacent second wooden lamella and on the first edge of the construction panel. The construction panel contains the first mechanical locking device at the first edge of the construction panel and at least partially in the separation elements.EFFECT: increased yield.12 cl, 11 dwg

Chain petrol saw with supply pump // 2623620
FIELD: wood industry.SUBSTANCE: lubrication oil circuit is supplied to the saw chain by the supply pump. Pump drive comprises a first driving wheel associated with a supply pump and a second driving wheel associated with the sprocket. A second drive wheel is made to the actuator element which has a connecting portion, carrying drive connection with a form fit between the element and the drive sprocket. The connecting portion has grippers that match made in the chain sprocket gripping surfaces. The saw is adapted to replace the first sprocket to the first geometric characteristics of the second sprocket to the second geometric characteristics. At the connecting portion of the drive element, the first few grippers that correspond to the first chain sprocket, and a plurality of second jaws, which correspond to a second chain sprocket, are formed. The connecting portion of the first or second gripper adjacent to a respective first or second gripping surfaces of the first or second sprocket.EFFECT: simplified blade design.16 cl, 13 dwg

Procedure for wood heat treatment and plant for its implementation // 2623043
FIELD: wood industry.SUBSTANCE: perform the wood heating up to 160-260°C in the inert medium in the chamber, holding at high temperatures, removal of moisture from the wood, cooling, conditioning. The wood heating upto 160-260°C is carried out by the energy of the alternating electric field, created inside the wood at the pressure in chamber, exceeding the saturated water vapor, corresponding to the maximum heating temperature of the wood. The plant for the wood heat treatment contains a chamber, a heater, means for temperature, pressure monitoring and its adjustment, a loading trolley, and a tank for collecting condensate. The chamber is designed in the form of the autoclave press with operating pressure, exceeding the saturated steam pressure corresponding to temperature 260°C. Heater, which provides heating of wood up to 160-260°C, is made in the form of an electrical device that creates an alternating electric field inside the wood that is in the autoclave.EFFECT: reduction of duration and power consumption of the wood heat treatment process.2 cl, 2 dwg

Device for arbolith obtaining // 2622736
FIELD: wood industry.SUBSTANCE: device contains a body, a stirring mechanism with blades and a drive. The device body is made in the form of a horizontally located hollow cylinder. A central drive shaft with blades that is engaged with planetary shafts with blades using a gear, is mounted on the supports in the bearing nodes. One of the shafts engages with a gear ring mounted on the cover of the bearing assembly of the central drive shaft by means of a gear wheel.EFFECT: quality of mixing is improved, as well as mixture discharge from the device body.4 dwg
Fibreboard production method // 2622706
FIELD: woodworking industry.SUBSTANCE: wood chips are ground. Processing aids are introduced into the wood fibre pulp. Mat moulding, dehydration and hot pressing are performed. During the grinding process, in the wood chips, plasticizing additive is introduced in the amount of 0.3-4.5% by weight of dry fiber. In the process of the mat dehydration, in the wood fibre pulp with concentration of 5-9% processing aids are introduced. During mat moulding, the face finishing layer is formed, into which the processing aids are introduced.EFFECT: increased strength and water resistance of the board.1 tbl

Log cutting method // 2622668
FIELD: wood industry.SUBSTANCE: perform logs debarking, longitudinal cutting, drying. The longitudinal logs cutting of is carried out according to the specified runout, so that the transverse dimensions of the produced lumber are varied in proportion to the log diameter.EFFECT: increased timber yield, while cutting the log.7 dwg

ethod and installation for manufacture of material plates and device for sealing narrow sides of package of pressed material // 2621917
FIELD: wood industry.SUBSTANCE: pressed product package is poured on circulating forming belt conveyor by means of the dispersing device. Package of pressed material during transportation to the press by means of the sealing device is compacted to its narrow sides transversely to the production direction. The narrow sides in the direction of production are cut along the edges using for trimming device before the sealing device. Installation for manufacturing panels comprises a press device and dispersing device. Between the press and dispersing device, there is a sealing device for sealing the package material to be pressed. The device for trimming is arranged in the production direction before the sealing device. A device for sealing the narrow sides of the pressed material package comprises means for sealing the package material to be pressed.EFFECT: increased strength plates.16 cl, 7 dwg
Composition comprising water-repellent agents and stabilizing agents and methods for their manufacturing and application // 2621116
FIELD: chemistry.SUBSTANCE: composition may comprise from 40 to approx. 60 wt % of lignosulfonic acid or its salt, 1 to 20 wt % of water-repellent agent and 20 to 59 wt % of liquid medium.EFFECT: reduced water absorption and swelling along pressed wood thickness.16 cl, 1 tbl, 2 ex
ethod for wood acetylation and acetylated wood // 2621044
FIELD: woodworking industry.SUBSTANCE: wood with a moisture content of less than 5% by weight is placed in a vessel and immersed in the acetylating liquid at a temperature from 10 to 120 °C. The acetylating fluid contains acetic anhydride and/or acetic acid. The pressure in the vessel is increased to 2-20 bar for a period from 1 to 300 minutes. The acetylating liquid excess is removed from the vessel. An inert fluid is introduced into the vessel. The fluid circulation and heating are carried out till exothermic temperature rise starts inside the lumber. The heat supply to the wood is regulated until the exothermic process is complete. The temperature inside the lumber is maintained below 180°C. The circulating fluid is heated to a temperature from 85 to 160°C within from 10 to 120 min in order to initiate the second exothermic process. The heat supply to the wood is regulated until the exothermic process is complete. The temperature inside the lumber is maintained below 180°C. The circulating fluid is removed by evaporation in vacuo.EFFECT: increasing the wood strength.15 cl, 1 tbl
Petroleum antiseptic for wood preservation treatment (versions) // 2620650
FIELD: chemistry.SUBSTANCE: antiseptic contains a fraction of the catalytic cracking of vacuum gas oil with the onset of boiling 195-240°C and the end of boiling 380-460°C in an amount of 98-99% and 2-ethylhexanoate of zinc or 2-ethylhexanoate of iron or 2-ethylhexanoate of nickel or 2-ethylhexanoate of molybdenum in an amount of 1-2 wt %.EFFECT: quality of the antiseptic is improved.4 ex

Device for edge-surface lumber production from unedged pumped ones // 2619297
FIELD: wood industry.SUBSTANCE: device contains two cutting machines for the serial cutting of each edge, the feeder mechanism and vertical guides (10) to move the timber parallel to the cutting edges (11, 15). The cutting machines are made with two saws with the possibility to adjust the distance between saws (2, 4) and the vertical guides.EFFECT: increase the volume yield of the lumber.3 dwg

ethod of wood-cutting saws preparation // 2619250
FIELD: wood industry.SUBSTANCE: perform the sawtoothed cutting edge, the cutting elements sharpening and grinding operation of intertoothed hollows of the saw by abrasive tool. The saw blade toothed edge intertoothed hollow zone is preheated upto the temperature above 300°C. The plasticised material layer is removed with the abrasive tool without the formation of microcracks at the depth, determined by the grain size of the abrasive wheel and the required class of the surface finish grade.EFFECT: increase of the saw blades service life.1 dwg
Agglutinating using various glutinous materials // 2618827
FIELD: chemistry.SUBSTANCE: agglutinated sides of the moulded article are machined and reactive one-component or two-component polyurethane glutinous material is applied on the middle portion of this treated side in the method. Aqueous glutinous material based on ethylene vinylacetate (EVA), polyvinyl acetate (PVAc), polyvinyl alcohol (PVOH) is further applied on at least outer portion of this side and this side is glued to the flexible substrate as an edged coating. Moulded article is made of timber-based materials and flexible film substrates using the invention's method.EFFECT: high-quality agglutination of articles made of timber-based materials on the narrow lateral side to stabilise the surface and firm agglutination with cross-linked glutinous material.10 cl, 1 ex
Compound of glue for wood // 2618224
FIELD: chemistry.SUBSTANCE: invention relates to a compound for manufacturing an adhesive, a composition for adhesive preparation and a method for its producing, as well as to the lignocellulosic material obtained using said compound or composition. Said compound comprises two components. The first component is derived from at least one isocyanate and at least one amino resin. Said amino resin is a condensation product of an aldehyde with a compound selected from urea, melamine, and mixtures thereof. The second component comprises at least one polyether containing at least one ethylene oxide unit and at least one hydroxyl group capable of reacting with isocyanate.EFFECT: improving the miscibility of mixtures consisting of amino resins and isocyanate, improving the time for adhesives gelation.16 cl, 5 ex
ultilayer edge bonding // 2618049
FIELD: construction.SUBSTANCE: composite contains a molded wooden article and a flexible film base, wherein the molded article surface consists of the first layer of cross-linked hot melt adhesive, curable by exposure to radiation, coated by the second layer of hot melt adhesive, which, in turn, is bonded to the film base.EFFECT: durable and weather-resistant laminated composites, rapid in-line production, exclusion of hazardous substances application.12 cl, 2 ex
Glue composition for wood // 2617847
FIELD: chemistry.SUBSTANCE: composition is obtained by simultaneous mixing of at least one isocyanate, at least one polyether and at least one amine resin. The said polyether contains at least one functional group of ethylene oxide and at least one hydroxyl group capable of reacting with isocyanate, and the said amine resin is a condensation product of aldehyde with a compound selected from urea, melamine, and mixtures thereof.EFFECT: preparation of compositions containing these components; this method leads to improved miscibility of amine resin and hybrid isocyanate mixtures, which provides better adhesive gel formation time.13 cl, 3 ex

Drive mechanism of saw frame (variants) // 2617785
FIELD: wood industry.SUBSTANCE: drive mechanism of the saw frame comprises a frame with fixed on it a crank mechanism with a crank, connecting rod, the saw frame and its guide. According to the first embodiment, the mechanism comprises an additional connecting rod and the rocker. Drawstring is disposed in the plane of movement of the saw frame and is connected with a crank rod of a crank mechanism. One end of the wing is pivotally connected to the swing axis mounted on the frame. The second end of the wing is pivotally connected with the additional rod of the saw frame. The distance from the axis of swing wings to mount additional connecting rod on the rocker axis is equal to or greater than the distance from the axis of reciprocating movement of the second end of the additional connecting rod in the dead points scenes rocking. According to the second embodiment, the mechanism further comprises a slider which is attached to the guide frame, and the connecting link. Drawstring is disposed in the plane of movement of the saw frame and is connected with a crank rod of a crank mechanism. One end of the wings is pivotally connected to the rocking axis, which is fixed to the frame. The second end of the wings interacts with the slider of the saw frame.EFFECT: improved quality of cut.2 cl, 2 dwg

ethod of preparation tree-cutting saws // 2617602
FIELD: wood industry.SUBSTANCE: forming of toothed cutting edge is operated, the cutting blade sharpening elements and grinding operation interdental depressions of the saw by abrasive tool. The treatment zone of interdental cavities of toothed edge of the saw blade is operated by rotating disk. The disc is made of wear resistant metal or ceramic. Disc material is harder than the material, from which the saw blade is manufactured. The heating of the contact zone of the depression is operated to the state of plasticizing the metal layer on the surface of inter-toothed depression due to the contact friction drive surfaces and depressions.EFFECT: improved durability and serviceability of saws.1 dwg

Pneumatically controlled saw // 2617354
FIELD: wood industry.SUBSTANCE: pneumatically controlled saw comprises inserted onto the support disc saw blade with teeth and lateral guide duct. The back of the teeth is formed as a concave surface in the direction of the air jets issuing from the nozzles of the duct and providing movement of the saw blade. The back of the teeth is formed as a biconcave surfaces mutually cross forming a concave arrangement of elements.EFFECT: increased efficiency factor of the saw drive.4 dwg
ethod of sound insulation of kochetov's equipment and sound-insulating fencing // 2616856
FIELD: machine engineering.SUBSTANCE: method of soundproofing equipment, consisting in the fact that a soundproof enclosure is installed on the floor of a building by means of vibration-proof supports made of elastic material. Sound-insulating fencing is made in the form of a rectangular parallelepiped with a cut-out in its lower face under the base of the technological equipment. The base of the process equipment is installed on the vibration isolating supports, which are based on the ceiling of the building. Between the base of the process equipment and the cutout in the lower face of the rectangular parallelepiped, a gap is made to prevent the transfer of vibrations from the process equipment to the soundproof enclosure in which ventilation channels are performed to eliminate equipment overheating. The internal walls of the ventilation ducts are treated with a sound-absorbing material and an acoustically transparent material. The sound-absorbing element is fixed to the inner surface of the sound-insulating fence and is made in the form of a smooth and perforated surface between which a multi-layered sound-absorbing structure is placed. To implement the claimed method, a soundproof enclosure is used.EFFECT: increased efficiency of sound suppression.2 cl, 2 dwg

Cutter // 2616404
FIELD: woodworking industry.SUBSTANCE: invention relates to the wood-processing industry, in particular to tools for wood machining. The cutter comprises a housing and tool holders with cutter bits mounted with the use of fasteners. The housing is made composite from a base and a movable tool holder, connected by a cylindrical base in which damping elements in the form of steel springs are mounted. The base is limited in its axial displacement with the disc.EFFECT: due to the invention the wear resistance of cutter bits is increased.2 dwg

Longitudinal milling woodprocessing machine // 2616395
FIELD: wood industry.SUBSTANCE: machine comprises a transverse support with two guides arranged between the two workpieces, and a carriage adapted for longitudinal movement. The milling head, driven by an internal combustion engine, is mounted on the carriage base. At the ends of the shaft of the milling head, extending from the base of the carriage, milling cutters are arranged. One cutter has a groove profile, the other - the profile of the corresponding ridge. On jacks, arranged on the transverse supports on both sides of the guide, based elements are mounted. Two basing elements are prism-shaped and have a common axis of symmetry with a milling cutter for cutting the groove. Two other elements have basing cutter to form cutting groove and located on the same axis as the cutter, which serves for cutting ofridge.EFFECT: simplified design of the machine.2 dwg

Single-head drilling machine // 2615369
FIELD: wood-working industry.SUBSTANCE: invention relates to wood-working industry, in particular, to drilling machines. Machine comprises supporting structure, working surface, working head with multiple spindles, spindle drive means, supporting means for working head, means of controlling rotation of supporting means, means of moving working head and multiple clamps to lock workpiece. Spindle drive means comprises a motor, arranged in centre on rear side of working head. Means of supporting working head comprises a plate, on which there is a carriage, which supports said motor and working head. Means of rotating supporting means comprise a linear electric drive, connected on one side to structure, and on other side with supporting means. Drive means of working head comprises a linear electric drive, connected on one side with means of supporting working head, and on other side with carriage.EFFECT: machine comprises programmable electronic unit which controls said motor, linear electric drives and electric clamps.5 cl, 9 dwg

Bandsaw machine // 2615000
FIELD: woodworking industry.SUBSTANCE: bandsaw machine comprises a base frame with aerostatic bearings, a band saw, a saw drive in the form of a linear electric motor consisting of the rotor and the stator in the form of an arc inductor covering a portion of the drive pulley with the bandsaw. The drive pulley is the rotor of the linear electric motor. The drive pulley is made as a hollow cylinder of conductive material. The drive pulley is coaxially mounted with a clearance on a fixed support in the form of a solid cylinder of a dielectric material. The surface of the fixed support acts as a circular aerostatic support.EFFECT: increased efficiency factor of the drive.1 dwg

ethod for cutting round timber having ring lesions // 2614880
FIELD: woodworking industry.SUBSTANCE: invention relates to the wood-processing industry, in particular to production of sawn timber from timber having ring lesions of timber. The timber is fixed for healthy peripheral zone and divided into sectors and in the longitudinal direction. In each sector the ring lesion is removed by a curvilinear generatrix of the cutting tool having the shape of a cylinder, displacing the dividing plane along the bisector of the sector angle to obtain the quality peripheral zone, the zone of the annular lesion and the quality core zone. The healthy peripheral zone is divided into timber and the central part of the trapezoidal cross-section with the detachment of the slabwood part. The central parts of the trapezoidal cross-section of the healthy peripheral zone are turned relative to each other through 180°, matched with the side surfaces and bonded together to a shield. The core parts are bonded with each other into workpieces which are fastened as a panel.EFFECT: increased volume and quality output of sawn timber.4 cl, 11 dwg
ethod to form a protective and decorative coating on softwood // 2614817
FIELD: woodworking industry.SUBSTANCE: preparatory impregnating composition is applied, followed by drying in air during 24 hours at room temperature and sanding. Then, as the second layer, the protective and decorative coating is applied, which is dried for 30 minutes. Final drying takes place during 24 hours in air at room temperature. As a basis for formation of protective and decorative coating, a composition is used, which is synthesized by the sol-gel technology based on wax, dissolved in the hydrolyzed ether of orthosilicic acid.EFFECT: increased strength, biostability and water resistance of wood surface.6 cl, 2 tbl

Wood products group treatment method // 2614803
FIELD: woodworking industry.SUBSTANCE: wood prpducts are loaded into a impregnating container and impregnated by the hydrostatic pressure of the impregnation liquid. Before impregnating, a pack of wood products is placed in the stand vertically, with the butt down. The impregnation is carried out in an impregnating container by the hydrostatic pressure of the impregnation liquid column whose height is equal to the depth of immersion of the wood products lower ends in the impregnation liquid. The wood products upper ends are arranged in the impregnation container above the upper level of the impregnation liquid.EFFECT: increased productivity of the timber impregnating process.2 cl, 1 dwg
ethod for processing wood and thermopolymer waste and manufacturing of railway sleepers // 2614684
FIELD: construction.SUBSTANCE: method for processing of wood and thermopolymer waste to make railway sleepers consists in mixing the filler and the binder and forming the composite mixture. The filler is made of wood particles up to 6±2 mm thick, 15±2 mm wide, and 50±4 mm long. The binder is made of secondary thermoplastic polymers - polyethylenterephtalate, ground to the nominal size of 10 mm. The mixture is heated to 100°C at the following ratio of components: 70 wt % of wood particles, 30 wt % of polyethylene. The mixture is then heated to 200°C, moulded under a pressure of 5±1 MPa and the temperature of the mould walls of 210±5°C. The form is then clamped together for 15 minutes. The mould form must be chilled in running water for 5 minutes, followed by air convection for 15 min. The composite material is then removed and kept for 24 hours at an air temperature of 18±3°C.EFFECT: obtaining materials with improved strength and durability.1 dwg, 1 tbl

Processing system // 2614493
FIELD: manufacturing technology.SUBSTANCE: invention relates to processing systems including a portable processing machine and a cutting device for it. Processing system comprises a portable processing machine with a drive unit, a cutting device for the processing machine comprising a flexible cutting element and a guide assembly for directing the flexible cutting element movement and a guide device for guiding along the cutting edge made as a linear guide device. Guide device is made with the possibility of connection with the portable processing machine by means of its assembly for connection with the guide device or with the cutting device by means of its assembly for connection with the guide device and has a guiding along the cutting edge element, the edge of which facing the cutting device in the connected state of the guide device coincides with the cutting edge made in the processed billet by the flexible cutting element of the cutting device.EFFECT: technical result is an easy connection of the guiding the cutting edge device to the guide device or to the cutting device, as well as higher accuracy of the portable processing machine operation.9 cl, 10 dwg

Portable process machine // 2613825
FIELD: machine building.SUBSTANCE: invention relates to portable process machines with cutting working element. Portable process machine comprises housing accommodating drive unit and transfer mechanism, control unit and/or adjustment unit, docking adapter connected with cutting device for processing machine including flexible cutting device and guide assembly to direct flexible cutting device, and laying device for cutting device retraction into it in state of cutting device connection with docking adapter. Process machine housing has side wall facing laying device, which together with cutting device protective casing, which is part of laying device, restricts laying device receptacle, in which cutting device retracts, upon that in retracted state cutting device is overlapped by laying device parts and/or process machine housing for more than 20 % relative to cutting device surface area visible in cutting plane. Docking adapter in state of connection with cutting device is installed with possibility of turning relative to process machine housing. Control unit and/or regulation unit is made with possibility to control drive unit and/or its adjustment depending on docking adapter angular position to portable process machine housing.EFFECT: technical result consists in maximum possible exclusion of operator contact with flexible cutting device cutting elements when cutting device is in retracted state.5 cl, 9 dwg

ethod of production of laminated wooden glued structure // 2611161
FIELD: woodworking industry.SUBSTANCE: invention relates to woodworking industry, in particular to the production of wooden glued structures. The glue is applied on the plates of wood blanks, the structure is assembled from blanks and transported to the pressing device. The assembled structure is placed on the support shoes of the pressing device. The pressing of the structure is performed by applying a force on the wall-contact pads. The glued structure is kept under pressure till the adhesive bonding obtains the necessary strength. The final mechanical and protective treatment of the glued structure is carried out. Before pressing the inner wall-contact pads are mounted with the displacement with respect to inner support shoes. The outermost support shoes and wall-contact pads are located opposite each other. Between two adjacent inner support shoes at least wall-contact pad is mounted on the opposite side. The structure is pressed at a pressure providing the allowable relative deflection taking into account the rigidity of the glued structure.EFFECT: improved quality of gluing the wooden structures.2 dwg

Segment of flexible cutting element and method of making same // 2610993
FIELD: metallurgy.SUBSTANCE: invention relates to production of segments of flexible cutting elements made in form of chain links, containing at least one cutter support element and cutting element. Initial material is obtained by mixing at least one powder which is a metal or ceramic powder with at least one binder. Initial material is given the shape of segment of flexible cutting element, wherein cutter support element and cutting element are made integral with each other. Segment of flexible cutting element is sintered.EFFECT: obtaining with high hardness and wear resistant segments of flexible cutting elements made of different materials.9 cl, 14 dwg

Saw mill // 2610128
FIELD: woodworking industry.SUBSTANCE: invention relates to the wood-processing industry, in particular to sawmill equipment. The saw mill comprises a base, a saw frame (14) and a mechanism for moving the saw frame. The saw frame is mounted in the guides (15). The mechanism for moving the saw frame is made in the form of a platform (1), two worm screws with mutually crossing perpendicular axes and the worm wheel (9). The platform is mounted on the base with the ability of rocking on the axis and is connected to the first actuator. The worm wheel is rigidly fixed to the axis of the first worm screw (7) and is connected to the second worm screw (10). The first worm screw is placed on the platform and interacts with a toothed element (5). The toothed element is connected to the saw frame. The second worm screw is connected to the second actuator. The axis of the second worm screw is aligned with the rocking axis of the platform.EFFECT: due to the invention the noise during the operation of the saw mill is reduced.4 cl, 2 dwg

Application of tralopyril against teredo navalis // 2609373
FIELD: chemistry.SUBSTANCE: invention relates to a method for reducing or preventing the attack of teredo navalis on wood located in a marine environment. Impregnating of the said wood with biocidal composition is carried out; and this biocidal composition contains tralopyril in the amount of at least 0.01 wt % of the total weight of the composition, to achieve a concentration of tralopyril contained in the said wood, at least 1000 g/m3.EFFECT: invention improves the effectiveness of the protection of wood, located in the marine environment.17 cl, 2 dwg, 1 tbl

Portable process machine // 2609111
FIELD: machine building.SUBSTANCE: invention relates to processing systems, including manual process machines and cutting devices. Portable process machine comprises cutting device stabilization device (20b), mounted on portable processing machine (10b) housing (56b) with possibility of linear movement and has other stabilizing element (26b) with bearing surface (28b), which together with stabilizing element (22b) limits stabilization area (30b). Processing system includes cutting device, containing flexible cutting element (14b) and guiding assembly (16b) for direction of flexible cutting element (14b) movement. At that, cutting device stabilization device (20b) is intended for stabilization of cutoff device, connected to docking unit (12b) in direction (54a; 54b), passing perpendicular to flexible cutting element (14b) cutting plane from portable process machine in cutting device area, located outside docking unit (12b), wherein each of guiding assembly (16b) two outer surfaces in area, occupying more than 10 % of its entire area, directly adjoins one of stabilizing elements (22b, 26b) side wall facing guiding assembly (16b).EFFECT: technical result consists in preventing guiding assembly bending during workpiece processing.3 cl, 9 dwg
Sawdust chipboard // 2608531
FIELD: wood working industry.SUBSTANCE: invention relates to production of board materials like wood-fiber boards from a wood raw material using no binding substances and can be used for making articles in construction and furniture industries. Sawdust chipboard contains softwood sawdust subjected to cavitation treatment to form active reaction centers, needle softwood chips, 25–30 % solution of sodium hydroxide and water.EFFECT: invention provides producing a board material from softwood sawdust having high physical-mechanical and adhesion properties and being environmentally safe.1 cl, 1 tbl, 3 ex

ethod of making multilayer article and floor panel // 2608416
FIELD: construction.SUBSTANCE: group of inventions relates to construction materials, namely to floor panels. Floor panel contains core (3) of wood fibre with balancing layer on rear side and surface layer on front side of core. Surface layer contains sublayer (12) based on powder, paper layer (2), outer layer (1a) based on powder and paper outer layer (1b). Average length of fibres and outer layer based on powder is smaller than that of paper layer and paper outer layer. For making floor panel paper (2) is applied on one side of core (3). Decor (8) is created on paper (2) by application of digital print. Melamine formaldehyde resin is applied on paper (2). Decor (8) and paper (2) with resin are heated using infrared lamps. Resin is cured by application of heating and compression to produce multilayer article. In another version sublayer (12) based on powder containing wood fibers and thermosetting resin is applied on core (3). Non-processed paper is applied on sublayer is applied followed by application of protective layer on it, which contains melamine formaldehyde resin and aluminium oxide. Impregnation non-processed paper and cured resin is made by heating and squeezing to produce multilayer article.EFFECT: production of panels with high impact resistance and wear resistance and improved pattern surface.21 cl, 19 dwg
Adhesive composition and use thereof // 2608028
FIELD: chemistry.SUBSTANCE: group of inventions relates to formulations for adhesive compositions and to adhesive compositions, in particular for hybrid adhesive substance, as well as to use of adhesive composition for making articles based on wood, as well as use of polyethers in adhesives based on amino resins. Composition contains at least one mixture of amino resin and at least one polyether, and a combination of mixture with isocyanate. Adhesive compositions are especially suitable for use as adhesive substances for wood-based materials, particularly of OSB boards, wood-fibre boards, or chipboards. In another aspect invention relates to production of such wood-based materials from lignocellulose grinding products, in particular to production of OSB boards, wood-fibre boards or chipboards, where lignocellulose grinding products are in contact with adhesive composition according to invention, then by pressing and thermal treatment wood-based materials is obtained. Finally, invention relates to wood-based materials obtained thereby.EFFECT: adhesive compositions and use thereof are disclosed.17 cl, 1 dwg, 1 tbl

ethod of wood particles orientation // 2607328
FIELD: wood-working industry.SUBSTANCE: invention relates to woodworking, namely to production of particle boards from oriented chips. Particles are supplied to guide elements. Reciprocating movement elements is performed. Time of elements movement in forward direction is determined depending on height of particles drop, ratio of distance between adjacent guide elements and average length of wood particles, as well as from number of cycles particles turning.EFFECT: quality of orientation of particles is increased.1 cl, 1 dwg

Nozzle device for edging strip application device and edging strip application device // 2607111
FIELD: wood working industry.SUBSTANCE: group of inventions relates to woodwork, in particular, to devices for edging strip application on parts. Nozzle device comprises nozzle housing with air inlet channel, groups of air outlet holes and locking elements. Air intake channel is made with possibility of connection to hot air generator. To nozzle housing pressurized hot air can be supplied. Air outlet holes are made vertically spaced apart on nozzle housing surface side facing to edging strip. Holes are connected by flow with air inlet channel. Groups of air outlet holes are arranged in edging strip feeding direction at distance from each other. Number of locking elements corresponds to number of groups of air outlet holes. Locking elements are made so, that some of air outlet holes may be selectively opened and locked depending on fed edging strip width.EFFECT: increasing rate of edging strip application on parts.12 cl, 6 dwg

Processing system // 2607063
FIELD: technological processes.SUBSTANCE: invention relates to processing systems for workpiece processing. Processing system includes at least one processing machine, primarily crosscut saw, and at least one cutting device for processing machine. Processing machine comprises drive unit to generate drive torque transmitted to cutting device, at least one workpiece positioning unit (12a; 12b; 12c) used as workpiece support during processing of the latter, and at least one movable installed working tool guidance unit (14a; 14b; 14c), on which cutting device is located. Cutting device contains at least one flexible cutting element (18a; 18b; 18c) and at least one guiding assembly (20a, 20b, 20c) for direction of flexible cutting element (18a; 18b; 18c) movement. Working tool guiding assembly (14a; 14b; 14c) is installed with possibility of linear movement along at least one axis (156b, 156c) and/or with possibility to turn about at least one other axis. At that, working tool guiding assembly (14a; 14b; 14c) is installed with possibility to turn about at least one axis (50a; 50b; 50c), passing at least essentially perpendicular to workpiece positioning unit (12a; 12b; 12c) support surface (22a; 22b; 22c).EFFECT: technical result consists in obtaining accurate cuts in processed workpiece.7 cl, 10 dwg

Device for limiting the depth of cut // 2606832
FIELD: wood-working industry.SUBSTANCE: group of inventions relates to woodworking, particularly, a device for limiting depth of a cut for disk saws. Device comprises a body of a processing machine, cutting depth guide unit for mechanism for adjusting cutting depth and bearing unit. Bearing unit comprises a support which, in order to limit cutting depth, rests against support zone of body of processing machine. Support can move relative to guide unit for mechanism for adjusting cutting depth along path of guide unit. Guide unit for mechanism for adjusting cutting depth comprises a control element for guide unit for mechanism for adjusting cutting depth, which is installed movably relative to a rack guide of guide unit for mechanism for adjusting cutting depth. Support is installed on guide unit for mechanism for adjusting cutting depth. Cutting depth limiting device has a unit for providing mobility of support relative to guide unit for mechanism for adjusting cutting depth, configured for translational movement and/or rotation around axis of motion.EFFECT: simplified design.12 cl, 6 dwg
 
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