Working of plastics and working of substances in a plastic state in general (B29)

B29            Working of plastics; working of substances in a plastic state in general(19391)

Powder compaction device // 2614279
FIELD: mechanical engineering.SUBSTANCE: invention relates to a technique of compression, in particular to a device of bilateral pressing of the powders, but preferably the porous material with a low bulk density, such expanded graphite to obtain a rod, rods of various diameters and a composition comprising a metal sleeve with a sealed therein expanded graphite to obtain electrode. The device for pressing the powders comprises mould forming rods mouthpiece, an array of cylindrical form, mounted with a holder and punch. Additionally, it is provided with a second similar mould. Molds are arranged coaxially and are joined metal rods and the guide sleeve. As the metal sleeve, the conductive tube is used. The holders are made detachable and additionally have cavities of cylindrical shape to contain the matrix, associated with a large base of the cone clips holes. Punches have removable limiters of the cage motion in a direction from the ends to the central portion at an angle and the sleeve, as a device element, is formed with a smooth inner surface.EFFECT: possibility of obtaining a monolithic conductive product in the form of expanded graphite rod or an electrically conductive composition, which comprises a thermally expanded graphite in a metal shell with a uniform distribution of properties, and increase the adhesive bond between the components of the composition; as well as the expansion of technological capabilities of the device.3 cl, 7 dwg

ethod of large diameter thermoplastic sealants moulding // 2614275
FIELD: machine building.SUBSTANCE: group of inventions relates to large diameter sealing rings producing method (versions). Method of sealing ring molding includes jointly extruded longitudinal layer of first polymer and longitudinal layer of second polymer, having higher quality and strength weld joint. Bending thermoplastic rod into round shape during heating and connecting rod heated ends by weld joint.EFFECT: technical result, enabled by using group of inventions, consists in fact, that to increase weld joint strength as a whole, including first polymer layer weld joint.15 cl, 10 dwg
ethod of making products from composite materials // 2613993
FIELD: chemistry.SUBSTANCE: invention relates to a manufacturing technology for products made of composite materials (CM), namely rotational shells for power structures. Method for manufacture from CM comprises application of binder impregnated layers of raw material to a rigid mandrel, curing under heat, vacuum and pressure transmitted by the pack surface through an elastic diaphragm, and size machining. At that, the raw material package is divided into groups of layers, each applied sequentially to each other, compacted after application using a wound rectangular rubber band with coils arranged in a circumferential direction with a tension close to each other, and kept for the time necessary and sufficient for shrinkage processes in the raw material under the influence of elastic deformation of rubber. After the intermediate groups of the raw material layers are sealed, the rubber band is removed and after the full package is applied, it is fixed on its surface. Further, curing is carried out by means of elastic diaphragm under the influence of temperature, vacuum and pressure. After curing, the band is removed and machining is carried out to obtain the finished size.EFFECT: increased strength characteristics of the cured CM, reduced raw material shrinkage, reduced costs of raw material and production tools, reduced complexity of manufacturing.2 cl

Vehicle wheels tires assembling method and device // 2613972
FIELD: machine building.SUBSTANCE: invention relates to vehicle wheels tires assembling method and device. In carcass structure forming assembly line working position drum is connected to two support elements, containing first support element and second support element. Forming drum with attached pair of supporting elements moves on laying line, included into carcass structure assembly line. Forming drum moves from laying line to carcass structure assembly line next station. Movement from laying line to next working station includes: forming drum disconnection from second support element with preservation of forming drum connection to first support element. Movement of forming drum, connected to first support element and detached from second support element, to next working station. Disconnection at next working station of first support element from forming drum with keeping of forming drum at next working station. Movement of first support element, detached from forming drum, into working position.EFFECT: invention provides increasing in plant efficiency.43 cl, 6 dwg

Impregnation clamp mandrel for producing gas turbines bodies from composite material // 2613949
FIELD: turbines.SUBSTANCE: invention relates to an impregnation mandrel for producing gas turbines bodies, a machine for winding a fibrous structure onto the impregnation mandrel and a method of impregnating the fibrous structure for producing gas turbines bodies. Mandrel includes an annular wall, the profile of the outer surface of which corresponds to the profile of the body inner surface to be manufactured and two side flanges, the profiles of which correspond to profiles of external flanges of the body to be manufactured. Mandrel additionally comprises a removable clamp for the fibrous structure layer wound on the mandrel. Clamp comprises a detachable plate to be placed in an appropriate recess made in the mandrel wall.EFFECT: invention enables higher quality of produced articles.8 cl, 4 dwg
Tires curing hydraulic machine with possibility of performing self-adjustment during mold without support plate adjustment // 2613936
FIELD: machine building.SUBSTANCE: invention relates to tires curing hydraulic machine, with possibility of performing self-adjustment during mold without support plate adjustment. Technical result is achieved by tires curing hydraulic machine, containing frame, cross-beam mechanism, traction mechanism and forming mechanism. Traction mechanism comprises plurality of tie-rods groups, mold fixation mechanisms and hydraulic cylinders, which number is equal to number of tie-rods. Each tie-rods includes upper and lower traction modules, forming detachable connection to each other. Upper traction module is rigidly connected with upper crossbeam, and lower traction module is connected to lower crossbeam and corresponding hydraulic cylinder. Mold fixation mechanisms are connected with lower traction modules and each fixing mechanism comprises drive, swinging lever, plurality of connectors and, at least, one boss for ball pin, which are connected to each other, as well as detection devices for upper and lower traction modules connection position monitoring. Each of detecting devices comprises impact body and limit switch. Impact body is located on upper traction module. Switch is located on lower traction module and electrically connected with external control system.EFFECT: technical result is decrease in total weight, increasing stability of mutual displacement of upper and lower traction modules and performance of mold self-adjusting control.10 cl, 4 dwg

ethod for producing a reinforced stiffening element of composite material // 2613912
FIELD: machine engineering.SUBSTANCE: method for manufacturing reinforced stiffening element comprises forming two channels or angles, each of which comprises a cylindrical surface connecting the walls and legs of channe or or legs of angles, base and insert performed by winding filaments impregnated with a binder, which are the reinforcing basis for the composite material. Winding is performed on a drum having a groove with a cross-section similar to the cavity formed by two cylindrical surfaces and the base. After filling the groove, the insert is cut and placed in the said cavity, the base set is installed, the parts are compressed parts, and curing is carried out.EFFECT: winding use for insert manufacture reduces the complexity of the insert obtaining process and the cost of the whole product.2 cl, 9 dwg

Polyurethane flexural stiffener // 2613635
FIELD: chemistry.SUBSTANCE: invention relates to polyurethane flexural stiffeners designed to give local stiffness to the device near the point of attachment to the support. The flexural stiffener comprises a flexible polymer sleeve with an axial through hole for receiving an elongated flexible component and means for attaching the sleeve to the support. At least a part of the flexible polymeric sleeve is a polyurethane elastomer obtained in the reaction of an isocyanate-terminated prepolymer and a curing agent with isocyanate index of from 90 to 120. The isocyanate-terminated prepolymer contains 7 - 15 wt % of isocyanate and is the reaction product of at least one aromatic polyisocyanate and at least one polyether polyol having a hydroxyl equivalent of from 350 to 2000 and a nominal functionality of 2 - 2.3. The curing agent is one or more diol chain extenders having equivalent weight per group reacting with an isocyanate (up to 125) or a mixture of one or more diol chain extenders and one or more polyether polyols having a hydroxyl equivalent of 350 - 2000 and a nominal functionality of 2 - 2.3. The content of the hard segment of the polyurethane elastomer is from 40 to 60 wt %.EFFECT: invention has great fatigue resistance and works well in a wide range of usage temperatures.12 cl, 2 dwg, 3 tbl, 5 ex
ethod for manufacture of products from fiberglass with anti-static surface properties // 2613510
FIELD: metallurgy.SUBSTANCE: decorative and protective coating is prepared - gel coat with addition of a conductive chopped glass fiber roving with fiber length of 0.01-6.0 mm, and aluminium powder. A matrix is prepared by cleansing, degreasing and release agent application. The prepared gel coat is applied, dried. At the same time, while the matrix is dried, a solution is prepared from polyester resins with additives, then the pre-cut fiberglass with gel coat is laid in the dried matrix, forming the product, followed by application of the solution prepared from polyester resins with additives (thickness is 0.1-6.0 mm) which is uniformly distributed within the matrix and dried to form a finished product, which is removed from the matrix and machined.EFFECT: invention allows to provide the finished product with electrical conductivity, sufficient to drain static currents on the surface layer while increasing strength.
ethod of batchwise processing of organic and solid polymer domestic wastes // 2613507
FIELD: chemistry.SUBSTANCE: method of processing comprises performing a two-stage depolymerization of solid polymer domestic wastes in tubular singular reactor-modules - in fours - in the first and in the second heating steps. Wherein important types of energy and motor fuels are obtained - gasoline, fuel oil, light liquid and gaseous fractions of hydrocarbons and construction materials - portland cements.EFFECT: invention allows to reduce the power consumption of the waste recycling process, improve its efficiency, productivity while maintaining environmental compatibility of the recycling process.2 dwg, 2 ex
ixture of materials // 2613436
FIELD: construction.SUBSTANCE: invention relates to the sealing profile for doors and windows made of the mixture of materials including about %: ethylene-propylene-diene rubber 10-50, propylene copolymer with ethylene 8-50, the filler 50-70, paraffin oil 0-20, accelerator - sulfur donor 0.1-5, sulfur 0.5-5, zinc oxide 0.5-3. The method of producing the window or door structural element is also described which uses at least two sealing profiles of the mixture of materials containing ethylene-propylene-diene rubber and propylene copolymer with ethylene, wherein the mixture of materials is blended, shaped, and then cross-linked under the influence of temperature followed by retracting of the sealing profiles into the corresponding structural elements and by welding of the structural elements and the sealing profiles to each other in one pass.EFFECT: invention provides weldability of the sealing profile.13 cl

Helical part with shape of hollow cylinder and its manufacturing method // 2613434
FIELD: machine building.SUBSTANCE: invention relates to method of producing shaped part (1) with circular cross section, such as screw, nut, coupling part, plug for pipes, fitting of parts of this kind, wherein shaped part (1) has main part (2), having shape of hollow cylinder, in inner channel (3) of which intended to receive insert (4) with seal, in axial direction (X-X) one after another sections (A1, A2, A3, A4, A5, A6, A7, A8, A9, AZ) with different functions are located, namely for accommodation of seal ring (5, 6), for direct or indirect attachment and/or locking of insert (4) and/or for support and/or direction of insert (4), wherein main part (2) has at least inner thread and/or outer thread (10), wherein plasticized polymer mixture containing fibres (F), at least through one hole for injection of molding tool injects into molding tool cavity, after hardening of polymer mass shaped part (1) is removed from molding tool.EFFECT: in order to reliably at simple feasibility of the process of making formed parts increase, in particular, resistance to twisting or tensile strength, it is proposed to injection in cavity in radial direction from internal channel (3) to outside at section (A1, A2, A3, A5, A7, A8) or in the area (14, 15) of section, (A1, A2, A3, A4, A5, A6, A7, A8, A9, AZ), which does not serve to accommodate seal ring (5, 6) or to secure and/or lock insert (4).20 cl, 9 dwg

ethod for producing flexible three-dimensional articles // 2613432
FIELD: footwear.SUBSTANCE: invention relates to a method for producing flexible three-dimensional articles, for example shoes, clothes, bags. Method involves making a top from an outer material, cutting parts (4) forming the outer material of the produced article. Then prepared are form (1) and counterform (3) with smooth opposite surfaces, onto which parts pieces (4) are placed, which will form the material outer top. These pieces, along with the form and the counterform without ribs on the section occupied by the pieces, define network of channels (6), through which a fused plastic is pumped in. Pieces are fixed on a flexible sheet pattern in their specified positions in the outer material of the article.EFFECT: technical result achieved when using the method according to the invention is to allow using one form for several different articles made from a flexible cutoff blank, especially when using non-stretched, leather-like materials as the outer material.12 cl, 31 dwg

Preform for producing plastic containers in stretch blow moulding process // 2613411
FIELD: packaging industry.SUBSTANCE: invention relates to support ringless preform for production of plastic containers, use of such preforms and plastic container. Technical result is achieved by a support ringless preform for production of plastic containers by blow moulding, having a substantially elongated body, one end of which is closed. With its opposite longitudinal end, preform body adjoins a pour opening neck portion, on external wall of which are fasteners for fixing with geometrical closure equipped with mating cover engagement means. At transition from preform body to neck there is a formed enveloping ring flange, which extends radially outside preform body outer wall. In area between flange and fasteners neck has envelope annular groove, limited by flange, and in direction of fasteners-external collar, extending aslant from bottom of annular grooves to external wall of neck. External shoulder forms on inner wall of spout enveloping in an annular manner inner collar, which extends, if seen in direction of body preform, axially above annular groove and transitions into preform body inner wall without undercuts.EFFECT: reduced number of incorrectly oriented preforms in sorting devices and reduced material consumption.25 cl, 5 dwg

Device for stepped rubber cutting and method for stepped rubber cutting using said device // 2613257
FIELD: physics.SUBSTANCE: device is designed for implementing a method for stepped rubber cutting and includes a frame on which is mounted a device for fixing material (3) to be cut, configured to move rubber (2) in a different direction, a hydraulic cylinder (6) with a rod (6), arranged so that the rod is directed towards the rubber fixing device, a blade (1) mounted on the rod of the hydraulic cylinder; and means of controlling the hydraulic cylinder and the rubber fixing device. The device is provided with a support having an opening, the width of which is greater than or equal to the width of the blade, for passage through said opening, wherein the blade is in form of a hook whose cutting surface is located on the outer side, to provide cutting when the rod is pulled towards the hydraulic cylinder. The method is realised as follows: the material to be cut is fixed on the fixing device and the material is then moved so that it is between the cutting part of the blade and the support, the blade is pulled towards the hydraulic cylinder through said opening of the support. Part of the material which falls on the cutting surface of the blade is cut, the blade is then moved beyond the opening for cutting, and the material is moved by the fixing device so that the cut part is worn on the blade. The blade is then re-pulled towards the hydraulic cylinder through said opening of the support and cutting is continued.EFFECT: device enables to cut rubber in the form of large-size tyres into segments on small-size equipment with low energy costs.3 cl, 6 dwg
ethod of producing foamed copolymers based on containing adhesion promoter poly(meth)acrylimide // 2613046
FIELD: technological processes.SUBSTANCE: invention relates to methods of producing foamed plastic moulded articles, which are suitable as a structural element for production of spacecraft, aircraft, water transport means and ground vehicles. Single-step method includes the steps of: grinding a polymer molded article from poly(meth)acrylimide, coating the ground material with an adhesion promoter, loading the coated ground material into a mold, heating the mold, cooling the mold to a temperature below the foaming temperature and taking a foamed plastic moulded article out of the mold. Two-step method differs from the single-step one by that after the step of grinding the polymer molded article it is preliminarily foamed.EFFECT: technical result is producing foamed plastic moulded articles, which have high mechanical properties.22 cl

ethod of turning plastic blanks // 2612723
FIELD: technological processes.SUBSTANCE: according to the method of turning plastic blanks, the blank and the cutting tool are imparted the motion of forming and the feeding is carried out discretely. The blank is preprocessed by twisting it with a bandage formed of two straps, connected with tie rods to the tangential stress up to 0.6÷0.8 of the blank material stress limit.EFFECT: higher efficiency of and quality of blank processing and physical and mechanical properties of goods (pieces of work).1 dwg

ethod for injection moulding variable of multifocal contact lens // 2612679
FIELD: physics.SUBSTANCE: method for injection moulding the variable of the multifocal contact lens, made of the flexible material, is carried out by making the first insert mould, the surface of which is used to form the first matrix having an inner surface, and the second insert mould, the surface of which is used to form the second matrix having an outer surface. Wherein the first matrix displays the front surface shape of the contact lens, and the second matrix displays the rear surface shape of the contact lens. The first and the second matrices are connected by superimposing the outer surface of the second matrix to the inner surface of the first matrix so as to form a space between them, which is filled with the contact lens material, the contact lens is cured in matrices and the multifocal contact lens is made. The space, formed by the first and the second juxtaposed matrices, is configured to manufacture the variable contact lens having the lower end with the lower truncation and the forward projecting shoulder at its lower end. Moreover, the truncation and the forward projecting shoulder are used to engage with the lower user eyelid in order to facilitate the interaction between the lens and the eyelid and the maintenance of the sight regime change. The first insert mould is a means for determining the shape of the front surface with the optical lens power, the forward projecting shoulder and the lower truncation.EFFECT: acceleration and simplification of the lens manufacturing.6 cl, 15 dwg

ethod of producing highly dispersed polymeric material and device for its implementation // 2612637
FIELD: technological processes.SUBSTANCE: producing the material is carried out by processing a polymer or a polymer mixture in the screw-type device of continuous action. The method includes the material compressing and subsequent grinding. Compressing is performed in two stages. At the first stage, compressing is performed by exposure to shear stress under the conditions of increasing the pressure to not more than 70 MPa while reducing the pressure modulation ratio. At the second stage, compressing is performed by exposing the material to be processed to shear stress under the conditions of increasing the pressure to not more than 100 MPa, at the simultaneous mass separation of the material to be processed on at least three flows for increasing and equalizing the pressure while reducing the pressure modulation ratio. The minimum pressure modulation ratio at the second stage is lower than the minimum pressure modulation ratio at the first stage not less than 2 times.EFFECT: increased fines content in the powder material, increased powder uniformity by particles size and reduced power consumption.24 cl, 2 dwg, 1 tbl

Pultrusion plant for manufacturing rods from polymer composite materials // 2612291
FIELD: technological processes.SUBSTANCE: impregnation and wipe-off unit is made as a single chamber. The chamber has the inner surface in the form of a right circular truncated cone with the conicity of 0.01-0.10. At the cone base, the plate with openings for the roving entry is located. The opening for the impregnated roving exit has the diameter exceeding the specified diameter of the desired product in 0.45-0.50%. Two coaxial openings for feeding a binder into the chamber are located on the axis perpendicular to the cone axis. A refrigerator is additionally installed between the impregnating and wipe-off unit and the profiling die.EFFECT: increasing the strength of the desired product.1 dwg
ethod of (caprolon blank) lathe work // 2612283
FIELD: process engineering.SUBSTANCE: according to the method of (caprolon blank) lathe work, workpiece and cutting tool are imparted the motion of forming and the feeding is carried out discretely. At the same time hydrophobizator emulsion stream is supplied to the cutting area.EFFECT: higher efficiency of raw-part processing and physical-mechanical properties of goods (pieces of work).
ethod for production of aromatic polyimide nanofiber based material // 2612280
FIELD: chemistry.SUBSTANCE: method is described for production of a polyimide nanofiber based material including electrospinning of polyamide acid solution in the solvent in which the solution containing not more than 12 wt % of polyamide acid in aprotonic solvent is used to obtain the film by the method of electrospinning through split draw die to the support; the film is removed from the support and dissolved, in the quantity ensuring polyamide acid content in the solution of 12-20 wt %, in the mixture aptoronic solvent : benzoid solvent with benzoid solvent content being 20-70 vol.%; the solution is supplied at room temperature through electrode- draw die to electric field with voltage of 15-35 kV; the material deposited on the anode is subjected to thermal treatment at a temperature of 370-420°C for 60 min; the target product consists of aromatic polyimide nanofibers with diameter of 50-700 nm and has decomposition temperature higher than 500°C in the inert medium in mixture.EFFECT: production of aromatic polyimide nanofiber based material using the method of electrospinning of polyamide acid at room temperature.6 dwg, 5 ex
Air bag cover, with at least one flap // 2612038
FIELD: transport.SUBSTANCE: group of inventions relates to the airbag cover and a method of forming at least one fold, groove of the cover. The cover has at least one flap which is limited in the cover material forming the flap edges with the lines of weakened strength and the hinged edge. The material of the cover is a self-reinforced thermoplastic composite material with several layers of thermoplastic polypropylene or polyester lying on each other. The layers of homogeneous polypropylene film, polyolefin film containing copolymers, homogeneous polyester film or polyester film containing copolymers are interspersed with reinforcing fibers, which have either polypropylene or polyester in the form of tapes, fibers or filaments, or in which the reinforcing fibers comprise polypropylene or polyester tapes, and/or polypropylene or polyester fibers, and/or polypropylene or polyester fibers. It provides ease of manufacturing and processing.EFFECT: invention is made to provide a higher degree of safety airbags.10 cl
Electroconductive polymer composition for 3d-printing // 2611880
FIELD: chemistry.SUBSTANCE: electroconductive polymer composition for 3D-printing is described, consisting of a polymer base, a carbon filler, which additionally contains an antioxidant, syndiotactic 1,2-polybutadiene is used as a polymer base in the following ratio, wt %: 1.2 of SPD - 77,5-94,5; carbon black - 3-20; antioxidant - 2.5.EFFECT: prepairing of polymer compositions with improved conductivity and processability intended for 3D-printing.3 cl, 1 tbl, 11 ex

ethod for producing composite material on substrate // 2611540
FIELD: chemistry.SUBSTANCE: metal particles of two different sizes are selected. The polymer is pulverized to the particles smaller than metal particles. Large and small metal particles are separately mixed with the polymer powder to form two powder fractions. Heating metal particles in each of the fractions in the electromagnetic field up to the melting of the polymer particles around the metal particles to form the metal particles in a polymer shell is carried out. The metal particles in the polymer shell are separated from the polymer particles in the ultrasonic bath. The separated particles of different fractions are mixed with each other. The polymer powder is mixed with the solvent up to completely dissolving the polymer. The solution is mixed with the fractions mixture of the metal particles in the polymer shell and deionized water. The resulting mixture is sprayed onto the substrate in a downward direction and is dried to form a composite material. The layer is subjected to heating in vacuum up to the transition to the viscous-flow state, at the simultaneous squeezing by the press surface. The layer is irradiated with actinic light.EFFECT: agglomeration and sedimentation of the metal particles in a polymer shell is prevented, the resonance characteristics of ultrasonic transducers and piezoelectric sensors are improved.9 dwg

Production in environments with microgravity and varying external forces // 2611533
FIELD: mechanisms.SUBSTANCE: group of inventions relates to additive manufacturing devices (versions). Devices are made with possibility of functioning in environments with different external forces. According to one aspect disclosed is additive manufacturing device, made with possibility of functioning at microgravity. According to other aspect disclosed is device, which is made with possibility of functioning in environment with high vibration or environments with varying external forces.EFFECT: technical result, achieved by using devices according to inventions, consists in fact, that to provide production of parts from metal, polymer or other source materials in different environments.20 cl, 76 dwg
ethod of toothbrush making and toothbrush // 2611527
FIELD: hygiene.SUBSTANCE: invention relates to handle (1a-1g), in particular, for personal hygiene item, for example, toothbrush, and to elongated handle producing method. Toothbrush comprises gripping part (4a-4g), neck (3a-3g) and head (2a-2g). Handle (1a-1g) contains first and second thermoplastic material components (7, 8). First and second thermoplastic material components (7, 8) have common injection point (10), located outside mold detachment line (12), formed as a result of mold detachment. Handle has through hole (11) and in through hole area handle (1a-1g) is divided into two or more branches (6c-6g), which are connected in one body and, so, cover through hole (11). In method of long handle making injection molding by hot-runner casting in mold is applied. At that, common forming mold cavity for injection molding through common injection point (10) at least two thermoplastic material components are injected. Method stages are injection molding of first component, cooling in molding cavity, injection molding of second component and formation at that of first component flowing core and its surrounding with second component. Two branches are formed.EFFECT: technical result provided when using disclosed group of inventions, consists in using two or more thermoplastic material components, in specified manner located in handle, for example, toothbrush for enabling of handle functional purpose.16 cl, 35 dwg

Compressor impeller made from composite material with erosion-resistant coating (versions) and production method thereof // 2611521
FIELD: manufacturing technology.SUBSTANCE: invention relates to production of an impeller from a composite material and to the impeller. Technical result is enabled by a method of producing an impeller from a composite material with cavities for the flow passage having an erosion-resistant coating. Method includes providing templates having a shape corresponding to negative geometry of the cavities for the flow passage. Coating the templates with an erosion-resistant layer. Molding a composite material around the templates coated with the erosion-resistant layer in accordance with a preset geometry of the impeller. Hardening the composite material. And removal of the templates in such a way, that in the cavities for the flow passage in the impeller from the composite material the erosion-resistant coating remains.EFFECT: technical result is better erosion resistance of the impeller.20 cl, 7 dwg

anipulating device for handling of the rotor blade shape manipulating for wind-driven power plant rotor blade making // 2611514
FIELD: machine building.SUBSTANCE: invention relates to vehicle for manipulation of shape, manipulation device for shape manipulation and rotor blade making method. Technical result is achieved by vehicle for manipulation of wind-driven power plant rotor blade shape, prepared for use in manipulating device. At that, manipulating device includes first rail kit for vehicle movement in first direction, second rail kit for vehicle movement in second direction. At that, second rail kit is not parallel to first rail kit. Rotor blade first shape for rotor blade shell first part making, rotor blade second shape, located on vehicle, for production of rotor blade shell second part and hinged device, prepared for rotor blade second shape rotation so, that rotor blade shell second part installed in rotor blade second form is turned on rotor blade shell first part installed in rotor blade first form, for connection of rotor blade shell both parts and making of rotor blade. At that, vehicle includes first wheel set having several wheels for displacement on first rail kit and second wheel set having several wheels for displacement on second rail kit. At that, vehicle provides possibility of second rotor blade shape movement in first direction into direct proximity to hinged device and in second direction to hinged device.EFFECT: technical result is shape manipulating simplification, higher accuracy and safety.14 cl, 8 dwg
odifying concentrate for polyethylene terephthalate material of single-layer light- and oxygen-barrier milk and milk products packages (versions) and manufacturing method (versions) // 2611505
FIELD: chemistry.SUBSTANCE: invention describes three versions of modifying concentrate for polyethylene terephthalate material of single-layer light- and oxygen-barrier milk and milk products packages. According to the first version, the modifying concentrate for polyethylene terephthalate material comprises polyethylene terephthalate, titanium dioxide and nanoclay at certain proportions of constituent components. According to the second version, the modifying concentrate comprises polyethylene terephthalate, titanium dioxide, nanoclay, disperser and UV-absorber at certain proportions of constituent components. According to the third version modifying concentrate comprises polyethylene terephthalate, titanium dioxide, nanoclay, disperser, UV-absorber and antioxidantat certain proportions of constituent components.EFFECT: invention allows long-term storage of milk and milk products protected against exposure to ultraviolet light radiation and visible light, and atmospheric oxygen.13 cl, 1 dwg, 2 tbl

ethod of manufacturing rotor blades of wind-driven power plant, as well as producing molding rod for this purpose // 2611502
FIELD: construction.SUBSTANCE: invention relates to production method of molding rod for manufacturing in the form of an integral whole rotor blades of wind-driven power plant. Method includes the following stages: preparation of flexible hollow body, for example, film sleeve, introduction of the hollow body, at least between two shaped parts, which are located relative to each other so that they form negative form of rotor blades to be manufactured. Hollow body is filled with bulk material before or after the introduction of the hollow body between the shaped parts. Rarefaction is created in the hollow body after its filling and administration so that the hollow body solidifies.EFFECT: invention enables higher quality of produced articles.20 cl, 10 dwg
ethod of fan impeller making // 2611495
FIELD: turbomachine building.SUBSTANCE: performing reinforcing filler cutting to produce workpieces with sizes, exceeding blades dimensions on their root cross-section side. Placing workpieces into mold and whole impeller filler impregnation with binder is performed during one process cycle until moment of binder polymerization. Impeller blade consist of, at least, two layers of filler. Formation of blades and central disc elements is performed simultaneously by workpieces laying on mold working surface. Performing mold elements connection. Performing central disc finishing forming by individual filler workpieces laying on cylindrical and end parts of mold in disc area. After complete filler impregnation with binder all wheels uniform polymerization is carried out without polymerization boundaries with formation of monolithic impeller. Enabling reduction and simplification of process cycle, production of impeller with increased modulus of elasticity and ultimate strength.EFFECT: invention can be used in production of fan impellers.5 cl, 8 dwg

Aircraft wing // 2610888
FIELD: aviation.SUBSTANCE: invention relates to aeronautical engineering. The aircraft wing is made of composite material dissymmetrical biconvex profile. The shape of the wing bottom surface rear part is completely identical to the shape of the wing upper surface rear part, extended beyond the rear edge. The wing upper surface is integral with the primary part of the wing lower surface. To produce the wing with constant chord the matrix is required.EFFECT: invention intended to simplify the wing manufacture.1 dwg
ethod and system for laser sintering with pretreated material // 2610870
FIELD: materials.SUBSTANCE: invention relates to a powdered material for laser sintering, to a method for producing said material, as well as to a solid object. Powdered material has a narrowed melting curve relative to untreated material. Method for producing a powdered material comprises heating of a thermoplastic polymer under inert gas atmosphere, starting at a specified temperature, to modify melting temperature (Tm), recrystallization temperature (Trc) and melt enthalpy (ΔHm). Treatment temperature is not more than 30 degrees C, not more than 20 degrees C or not more than 10 degrees C lower, than melting temperature (Tm) of the untreated material. Heat time is at least one hour. Solid object is formed by additive manufacturing of said powdered material.EFFECT: invention provides higher efficiency of selective laser sintering (SLS) and higher product quality.39 cl, 5 tbl, 28 dwg

ethod for continuous curing of uncured natural or synthetic rubber strip on calender roll // 2610863
FIELD: chemistry.SUBSTANCE: according to the method for continuous curing of uncured natural or synthetic rubber strip on calender roll, the strip is pressed against the outer surface of a thick-wall rotating calender roll around its circumference s. The roll is heated from inside by inner point-source radiators "ИКИ". The radiators are fixed inside the roll slightly away from the inner surface so, that they produce spot heating of the surface. Radiators are powered from the "voltage-temperature" control unit. The roll outer surface temperature is controlled by a temperature gauge connected to the control unit. The calender roll is rotated steadily at a constant velocity by a back-geared three phase induction motor. The radiators comprise lamps "ИК3-500" fixed on circularly arced parallel coaxial power buses inside the calender rolls. Each phase bus sector has a central angle of 90°. Three sets of paired buses are fitted with a clearance of 5-10 mm between the lamps, heated area under the cured strip has a central angle of over 270°. Three neutral buses are fitted in series along the circular dielectric axis and electrically interconnected. Temperature gauge is a pyrometer fixed above the roll outer surface opposite the middle bus, and during calender heating period it rotates faster, than during the thermostatic period.EFFECT: improved curing process performance.4 dwg

Fibrous composite material components production system // 2610777
FIELD: materials.SUBSTANCE: invention relates to fibrous composite material parts production system. Technical result is achieved by fibrous composite material components production system, which comprises molding point equipped with molding element, arranged on fibrous composite material component support, two production units, made with possibility to perform delivery of fibrous composite material to, at least, one molding element and arranged with possibility to displace in guide path. At that, guide path is made running around molding unit. Two production units are made with possibility of being brought into motion around molding unit along guide path. Guide path forms first perimeter path for fibrous composite material components production and recovery path section made separately from it, used during recovery of two production units serviceability and being part of second perimeter path. Art that, at recovery path section complex of dead-end type station path sections is arranged with formation of recovery stations. Recovery path section separates inner space from outer space, and dead-end type station path sections are arranged in inner space.EFFECT: technical result is improvement of production efficiency and flexibility.15 cl, 6 dwg
Polyvinyl chloride foaming inhibitor // 2610608
FIELD: chemistry.SUBSTANCE: invention relates to polyvinyl chloride foaming inhibitors and can be used in production of foamed vinyl wallpaper, linoleum and other similar materials. Polyvinyl chloride foaming inhibitor includes benzotriazole, binder, dispersant, consistency stabiliser, filler, anti-foaming agent and water.EFFECT: invention enables to produce a polyvinyl chloride foaming inhibitor, suitable for application via deep printing, and having low cost and not requiring special equipment during its preparation.10 cl, 2 ex

Environmentally friendly polymer films // 2610599
FIELD: manufacturing technology.SUBSTANCE: invention relates to compositions and methods of producing films, comprising adding to a composition primary polymers and processed material obtained from a stream of industrial wastes. Environmentally friendly thermoplastic film contains from 30 to 70 wt% primary polyolefin and post-industrial reprocessed material (PIR), which includes styrene thermoplastic block-copolymer and fibrous non-elastic nonwoven component and film thickness is equal to 100 mcm or less. Multi- or single-layer films are allowed. Films can be used as packaging films or films wich are part of consumer goods.EFFECT: improved physical and mechanical properties of produced films.20 cl, 22 dwg, 3 tbl, 3 ex

Ultrasonic welding device // 2610595
FIELD: technological processes.SUBSTANCE: invention relates to ultrasonic welding devices, particularly to welding of polymeric nonwovens produced using the spunbond technology. The device for ultrasonic welding comprises a housing, a magnetostrictive transducer and a concentrator in contact with a base material, and with a working element of a compression mechanism, while the operating element of the compression mechanism is made as a rotation disk, on the cylindrical surface of which the protruded contact elements are made contacting with the base material in the form of notice, while repeatedly changing during the disk rotation the area of contact of protrusions of elements of notice letters with the welded fabric to provide uniform pressing of the fabric to the concentrator, is implemented, optimally, at least, the same, and the contours of notice letters are made in the form of continuous lines and in the form of broken lines, made at least as two contact points identical to intermittent line. The area of contact of area of projections of elements of the notice letters with the welded fabric, and through it with the concentrator during the disc rotation may change downwards or upwards from 0 to 30%.EFFECT: design improvement.5 cl, 6 dwg

ethod of ear plug making // 2610513
FIELD: individual protection means.SUBSTANCE: invention relates to hearing protection device production method, such as ear plug inserted by pressing. Method includes steps of: elongated core coating with outer layer containing inactivated foaming agent, their arrangement in mold and activation of foaming agent to form sound absorbing part and foot connected to elongated core. At that, foot average density exceeds sound absorbing part average density.EFFECT: enabling elimination of labor-intensive and expensive production processes.22 cl, 13 dwg

ethod of stereolithography for fabrication of three-dimensional object, in which said object supporting surface moves, periodically approaching to container bottom // 2610505
FIELD: machine building.SUBSTANCE: invention represents three-dimensional object layer by layer making method by means of stereolithography. Method comprises following stages: support surface (6a, 7a) movement close to container (2) bottom (2a), containing liquid substance (3), so, that to provide its placement in certain working position (17); selective exposure of liquid substance (3) layer (6) to certain radiation (4), to ensure its hardening on support surface (6a, 7a). Approaching displacement of support surface (6a, 7a) to bottom by means of coordinate displacement (11, 11'), containing plurality of approaching displacements (12, 12a, 12b, 12c), having corresponding certain lengths (13, 13a, 13b, 13c) and divided by corresponding intermediate stops (14, 14a, 14b) to corresponding certain time intervals (15, 15a, 15b). Intermediate stops (14, 14a, 14b) are performed, when supporting surface (6a, 7a) is, at least, partially immersed into liquid substance (3).EFFECT: technical result achieved when using method according to invention consists in fact, that in order to limit both compression stress in formed three-dimensional object, and axial loads acting to container bottom or to any glass wall.10 cl, 4 dwg
ethod to manufacture submersible vehicle for transport of hydrocarbons "cnhm" from bottom deposits of seas and oceans (russian logic version - version 9) // 2610153
FIELD: shipbuilding.SUBSTANCE: invention relates to shipbuilding technology and to manufacturing of submersible vessels (SV), which may be used to transport hydrocarbons from bottom deposits of seas and oceans. Method is proposed to manufacture an SV for transport of hydrocarbons from bottom deposits, including manufacturing of separate fragments of SV body in the form of rectangular or spiral-like plates with relevant configuration (round or tapered), which are in series fixed to each other by means of a composite material (acryl), in each group of serial plates each of them is moved in respect to each other for subsequent fixation by means of a composite material (acryl) with other serial plates to form an SV body, in the upper part of which they fix electromagnet values for subsequent air or hydrocarbon removal, between which in the inner upper part of the SV body they fix acryl plates with an air gap, and their lower part is located below water level inside the SV, in the lower part of the SV body they provide holes, where electromagnets are fixed for temporary fixation of the SV body on ferromagnet stops above the bottom surface of the hydrocarbon deposit and acceptance port, electromagnets are made with an inner tapered hole and the upper part of ferromagnet stops - with appropriate tapered shape with channels.EFFECT: invention makes it possible to simplify technology of submersible vessel assembly with a large inner volume.10 dwg

ethod for manufacturing items by roll powder sintering // 2609911
FIELD: metallurgy.SUBSTANCE: method relates to the powder metallurgy, in particular to the method of layer-by-layer manufacturing of three-dimensional objects by sintering, and can be used in the manufacture of composite items. It is preferred to create pattern equipment for casting processes, items of mechanical and instrument engineering, physical models, items for research, created on the basis of technical data obtained by CAD (computer-aided design). The method is based on creating items using sintering of various powders or combinations of powders placed in the tape wound into a roll. The method provides for manufacturing of items with a complex structure.EFFECT: invention provides for reduction in the cost and increase in the speed of formation, improving the accuracy of manufacturing, simplifying of post-processing and improving the quality of the manufactured items.7 cl, 3 dwg

ethod of fan blade making and fan blade production device // 2609800
FIELD: machine building.SUBSTANCE: group of inventions relates to fan blade production method and device for its implementation. Performing sheet blank heating with subsequent pressing to fan blade mold. Sheet blank comprises main fibres, arranged parallel to each other, auxiliary fibers arranged parallel to each other so, that they intersect with main fibres, and resin which bonds fibres. Fan blade mold (6b) has such configuration, that its length in longitudinal direction along its central part (64) surface in direction of width is smaller than its length in longitudinal direction along its end parts (64y) surface in width direction. At sheet billet (7) pressing to fan blade mold (6b) of sheet billet (7) central part (7x) in direction of its width in end part (7a) in longitudinal direction is taken with high force than sheet billet (7) end parts (7y) in direction of its width in end part (7a) in fan blade mold longitudinal direction.EFFECT: enabling prevention of shrinkage occurence.11 cl, 11 dwg
Tire extractor tread and method of use // 2609475
FIELD: transport.SUBSTANCE: invention relates to a tire tread extractor, the production site for the tire treads production and to production of tire tread. Technical result is achieved by the tire tread extractor used in the manufacture of treads, comprising a frame. The first pressure roller with the possibility of rotation connected with the frame. The second pressure rollerwith the possibility of rotation connected with the frame. Wherein the first and the second pressure rollers are adapted to cooperate with the tire tread, which is partially located in the mould. The drive mechanism is connected with one of the first or second pinch rollers and acts with the possibility of imparting rotary motion to it. In addition, this frame is adapted to move longitudinally along the part of the longitudinal mould length while maintaining the first and second nip rollers in spaced position relative to the mould.EFFECT: invention provides prevention of rupture, cracking or other tread damage while its extraction from the mould.31 cl, 8 dwg

ethod of printing on three-dimensional jet printer // 2609179
FIELD: technological processes.SUBSTANCE: invention relates to synthesis technologies field, i.e. producing three-dimensional physical objects by additional application (deposition) using polymer materials, particularly, to jet three-dimensional printing technologies. Method of three-dimensional jet printer printing comprises three-dimensional printer printing head controlled movement, supply of, at least, two threads of meltable material into printing head, threads warming up by heaters with controlled temperature, alternating connection of one of nozzles via printer control module and supply of thread under pressure into active nozzle. During nozzles switching printer control module switches on eccentric motor for its rotation. Moving platform is driven into movement around axial screw axis. During movable platform movement one of nozzles is brought into active position by means of driven into inactive position nozzle driven gear disengagement from drive gear and driven into active position nozzle drive gear engagement. At that, movable platform movement displaces nozzles position relative to valve for nozzles, locking inactive nozzles holes and opening active nozzle hole. After movable platform complete fixation in first nozzle activation position printer continues printing with this nozzle.EFFECT: technical result achieved when using method according to invention consists in improvement of produced three-dimensional models quality with reduction of time for one three-dimensional model making.5 cl, 1 tbl, 6 dwg

Coloured polymer molded article, method and device for molded article making // 2609174
FIELD: manufacturing technology.SUBSTANCE: invention relates to method of producing film (12), containing following stages: (a) polymer material (10) plasticizing and mixing with one or more dyes with production of moulding compound (11, 11') by means of gelatinization device (2) made with dyes metering device (6); (b) optionally temporary storage of moulding compound (11') produced at stage (a); (c) molding compound (11') loading into molding device (4) and (d) producing film (12); wherein amount of dye to amount of polymer material (10) ratio is automatically controlled by means of colorimeter (7) and electronic control unit (14), and at stage (a) moulding compound (11) located in gelatinization device (2) colour parameters are measured, and transmitted in form of signal to electronic control unit (14), at stage (d) in film (12) by means of additional colorimeter (8) additional colour parameters are measured and transmitted as signal to electronic control unit (14). Invention also relates to device (1) containing gelatinization device (2) made with metering device (6) for one or more dyes and intended for polymer material (10) plastification and mixing with dye to produce moulding compound (11, 11'); colorimeter (7); connected to metering device (6) and to electronic control unit (14) colorimeter (7), intended for automatic control of dye and polymer material (10) amounts ratio; and moulding device (4) for production of film (12), wherein colorimeter (7) is capable of detecting electromagnetic radiation emitted by moulding compound (11) located in gelatinization device (2), wherein device (1) contains additional colorimeter (8), which is connected with electronic control unit (14) and which is capable of detecting electromagnetic radiation emitted by film (12).EFFECT: disclosed is film producing method.16 cl, 3 dwg

ethod and device for rotor blade production workpieces making device // 2609169
FIELD: machine building.SUBSTANCE: invention relates to rotor blade production method, and also to rotor blade production workpieces making device. According to method manufacturing workpiece in form of textile semi-finished product from number of textured non-woven mats flat elements, preferably, for use during subsequent vacuum infusion. Method involves preparation of workpiece forming section in stacker portal. Performing preparation of structural nonwoven mat in form of rolled flat element on stacker roller, automated structural nonwoven mat unwinding and automated applying of glue on structural nonwoven mat in stacker portal forming section.EFFECT: invention enables higher quality of produced articles.16 cl, 4 dwg
ethod for manufacturing a preform // 2609168
FIELD: manufacturing technology.SUBSTANCE: invention relates to a method for manufacturing a preform, method for manufacturing a composite part and a composite part. Positive effect is reached by proposed method for manufacturing a preform for a composite with a thermoplastic matrix. Said preform comprises one or more layers of reinforcing fibers sewn on a support by means of at least one bonding wire. Method comprises one or several step(s) of depositing a layer of thermoplastic resin on the support or on a layer of reinforcing fibers. Resin layer comprises thermoplastic wires or a first thermoplastic film.EFFECT: invention enables using of a thermoplastic matrix with preserving mobility of a preform and flexibility of draping.14 cl, 3 dwg

Extruder with integrated die plate and method for degasing polymer mixtures // 2608956
FIELD: chemistry.SUBSTANCE: invention relates to removal of volatile compounds from a mixture containing a non-volatile polymer and a volatile compound. Technical result is achieved by a method of removing volatile compounds from a mixture containing a non-volatile polymer and a volatile compound to obtain a product containing less than 0.5 wt% of water and less than 0.75 wt% of volatile organic compounds relative to mass of polymer. Said method includes a step where mixture is fed into an extruder comprising a cylinder, one or more extrusion elements arranged inside cylinder, an outlet for removing volatile compounds. Extruder comprises a perforated die plate, attached to cylinder before outlet hole in direction of flow. Mixture is then forced through die plate of said extruder and volatile compounds are removed through outlet hole of said extruder. Non-volatile polymers are halogenated butyl rubbers.EFFECT: simplified process of removing volatile compounds and reduced labour intensity of drying of finished synthetic rubber.17 cl, 20 dwg
 
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