Crushing, pulverising, or disintegrating and preparatory treatment of grain for milling (B02)

B02            Crushing, pulverising, or disintegrating; preparatory treatment of grain for milling(11183)

Reversible plates of refiner with low energy consumption // 2628505
FIELD: machine engineering.SUBSTANCE: lignocellulosic material grinding system comprises a bi-directional segment of the rotor plate with the grinding region of the first rotor plate with at least one grinding zone in the first radial range of the distances between the inner and outer edges of the segment of the rotor plate and the bidirectional segment of the stator plate with the grinding region of the segment of the first stator plate with at least one grinding zone in the second radial range of distances between the inner and outer edges of the segments of the stator plate. The grinding zone of the segment of the first rotor and stator plates contains each series of alternating blades and grooves. The width of the grooves of the first rotor plate is at least 50% greater than the width of the grooves of the first stator plate. The segment of the rotor plate comprises a grinding zone of the second rotor plate in the third radial range of distances between the inner and outer edges of the segment of the rotor plate. The third radial range of distances is located closer to the outer edge of the segment of the rotor plate than the first radial range of distances. The segment of the stator plate also includes the grinding zone of the segment of the second stator plate in the fourth radial distance range between the inner and outer edges of the segment of the stator plate. The third and fourth radial ranges of distances overlap and the grinding region of the segment of the second rotor plate has at least one grinding zone, comprising a series of alternating blades and grooves where the grooves have a groove width of the second rotor plate and the grinding region of the segment of the second stator plate has, at least one grinding zone comprising a series of alternating blades and grooves, where the grooves have a groove width of the second stator plate. The width of the grooves of the second rotor plate is substantially equal to the width of the grooves of the second stator plate. The bi-directional assembly of the refiner plate for the refiner disk contains a rotor and stator plate, each of which has a patterned and reverse side. The figured sides of the rotor and stator plates are opposite to each other. Each of the rotor and stator plates comprises, in accordance with the above described segments, rotor and stator plates with grinding regions.EFFECT: grinding system and bi-directional assembly provide the possibility of changing the direction of rotation of the refiner plates while maintaining an acceptable wear time.26 cl, 8 dwg

Grinding device // 2628498
FIELD: machine engineering.SUBSTANCE: grinding device contains the grinding chamber 14, having the supply side and the discharge side and it is enclosed by the wall 42. The wall 42 of the grinding chamber 41 can be formed, in particular, round, cylindrical and/or conical, expanding downward. The wall 42 has at least two parts, which are arranged consequently in the axial direction and in each of which, at least one rotor 26, 28, 30 is arranged coaxially with the grinding chamber. Each of the rotors 26, 28, 30 has the rotor shaft and the impactor tools 38, extending at least during the operation, substantially radially into the grinding chamber. The charging cone 12 is located from the feeding side above the grinding chamber 14a. Above the charging cone 12 there is the input filler 11, at that the input area of the adjustable size d is formed between the inlet filler and the charging cone. The rotors 26, 28, 30 have the opposite direction of rotation in at least two consequently positioned parts. The air draft device is connected to the grinding chamber to transfer the mixture of the particles and air created in the grinding chamber, having at least one fan rotor 31, arranged coaxially with the axis of the grinding chamber and having its own shaft 33, driven by its own drive 25.EFFECT: possibility of the material conglomerates collision with the impactor tools at high speeds with the ability to control the material separation by the material flow effective control, in particular the very small particles flow control.13 cl, 2 dwg

ethod and device for manipulation of material in the pneumatic system of manipulation with materials // 2628495
FIELD: machine engineering.SUBSTANCE: in this method, the material such as waste, can be loaded into the device producing and/or through it in the boot channel using, at least partially, the force of gravity and at least partially the suction and/or pressure. Condense material using rotary shaper. When this transfer of material in the boot channel can be limited, if necessary, with the help of mobile means of intercepting envisaged towards downloading the material to rotary shaper. Detains the tool move using drive devices between the first situation in which detains is in the boot channel, and the second position, which detains tool does not pass into the feed channel. In the first position, the retarding means perceives at least some of force impact caused by the material in the feed channel and reduces the force applied to the rotary shaper material. The invention is also an apparatus for carrying out the method.EFFECT: improving the work of the moulder by reducing the load and reducing the hanging of the material in the channel.17 cl, 8 dwg

Transverse-flow impact device // 2628340
FIELD: agriculture.SUBSTANCE: device comprises a housing with at least one inlet and outlet openings, a drum disposed within the housing with the possibility of rotation, a plurality of first-type blade elements extending approximately parallel to the rotation axis of the drum. The first-type blade elements have the impact surface arranged between the two end portions of the drum. The drum is partially enclosed in a circumferential direction by the wall of the housing. At least one inlet and at least one outlet opening are formed in the wall. The method consists in that the use of the above device includes the stage of loading the product to be processed into a drum provided with a plurality of impact surfaces and rotating around the rotation axis in the direction substantially radial with respect to the rotation axis. To suppress the activity of insects in loose fodder and food products, a rotor of the transverse-flow fan type is used.EFFECT: more effective suppression of insect activity.41 cl, 6 dwg

Two-stage grain crusher for grain fodder production // 2628297
FIELD: agriculture.SUBSTANCE: crusher contains three rollers for flattening, mounted on a frame with adjustable gaps, cleaning knives, a curvilinear guide plate, a plate with nozzles, a feed hopper with a window, installed above the gap between the rollers of the first stage of flattening. The crusher is equipped with a feeding device consisting of a feeding roller with straight blades mounted in a feed hopper and a continuously variable V-belt speed reducer mounted on the feed roller shaft with the possibility of changing the frequency of its rotation, and a feed channel for guiding the grain into the working area of the first stage of flattening, in which guide plates to equalize the directions of the caryopses movement speeds are mounted in its upper part.EFFECT: increasing the throughput capacity.1 dwg
Processing and disposal method of solid domestic wastes (sdw) and device for its implementation // 2628277
FIELD: chemistry.SUBSTANCE: liquefied air is subjected to ultrasonic vibrations, it is saturated with neutral electrostatic formations in the form of the electron, paired with the positively charged particle, swirled in the vortex, accelerated in the electric field, created by the first annular electrode with the potential of 3.73 kV, accelerated in the electric field of the second annular electrode with the potential of at least 60 kV, up to the speed of more than 340 m/s, thrusted in the finely dispersed form into the solid domestic wastes with the natural temperature and humidity, followed by the pumping of the cracked wastes by the suction turbine, and the further electrical filtration and the final magnetic and the gravitational separation of the ground wastes. The device for processing and disposal of solid domestic wastes, including radioactive and chemical poisons, includes the disposal chamber with the screw feed, with the inner spiral, the vibrating insulated tray, the introduction system of the liquefied, preactivated in the excitedly vibrational state, sprayed air inside the SDW, the self-suction turbine of the dusty wastes evacuation systems, the additional cooling system of the unexploded large fractions of SDW up to the fragile state and the final grounding, the system of the sucked air electric filtration, the system of the dusty wastes flashing prevention, the air-liquefaction system, consisting of series-connected expanders with the reverse parallel flow of the liquefied air, the system for extracting the hydrogen and the associated gases from the liquefied air in the ratification column, the electric power generation system for the self-supporting operation of the disposal plant, based on the hydrogen fuel and flat bifilar coils of the Tesla Coil type.EFFECT: using this group of inventions allows to provide the low-temperature processing of solid domestic wastes in the self-supporting mode without harmful emissions into the atmosphere, at minimal use of the liquefied air.18 cl, 6 dwg

Cone-type crusher with improved sealing // 2628276
FIELD: machine engineering.SUBSTANCE: cone-type crusher contains a housing with an outside cone and an inside crushing cone, positioned inside the outside one, a sealing system, including an elastic packing seal and a system of its fastening to the inside cone and to the support of the inside cone. The fastening system of the packing seal consists of an annular insert and a positioning groove in the inside cone, and a locating tab in the support of the inside cone. The annular insert has a T-section.EFFECT: sealing system prevents the penetration of solid particles into the free-travel clearance and reduces the wear of the machine movable parts.16 cl, 7 dwg
Sealing device system and method of seal // 2627592
FIELD: machine engineering.SUBSTANCE: sealing system 20 comprises an element with an external thread, comprising a section with an external thread, having an inner portion, an internally threaded member having a section with an internal thread and groove seal of the scraper type, adapted to be mounted in said groove, wherein the force generated by the equipment are transmitted directly with the internal thread element from the section with an external thread. The groove for the scraper seal type and seal of scraped type are arranged along only a small part of a circular arc section with an internal thread, and the seal comprises a scraper protrusion. The sealing system comprises a support cup 24 with a threaded section 26 bearing cup 24 which has an inner portion 28, an upper bed plate 30 having a threaded section 32. The upper frame 30 and the groove to seal a scraper 34 adapted to be mounted in said groove and in threaded section 26 of the base cup 24, in which the crushing force, created a crusher for rock, passed directly to the upper frame 30 of the threaded section 26 of the base cup 24. The groove for the scraper seal type and seal of scraped type are arranged along only a small part of a circular arc section with an internal thread, and the seal comprises a scraper protrusion. Method of sealing the inside of the threaded section with an external thread member is to provide a sealing system as described above.EFFECT: system and method for sealing the transmission excluded crushing forces throughout the sealing surface of the bearing cup circumference.19 cl, 8 dwg

Centrifugal grinder // 2627536
FIELD: agriculture.SUBSTANCE: centrifugal grinder comprises coaxially located disks mounted on one shaft with the possibility of rotation in different directions. On the inner surface of the disks on the fixed axes, angular conical milling cutters are mounted with the possibility of rotation. The milling cutters are mounted with the possibility of entering the right disk into the cavity formed by the milling cutters of the left disk.EFFECT: mounting milling cutters with the possibility of rotation on the disks ensures increasing the grinding efficiency and the duration of the milling cutter operation without sharpening.3 dw

Technology of fiber orientation for grinding machine // 2627497
FIELD: machine engineering.SUBSTANCE: grinding machine contains a hopper for placing the material to be ground, a grinding section including a grinding head, an adjusting ring, a partition, a cylindrical part and a collecting pipe. In the grinding head, a feeding worm or screw is disposed to advance the material through the said head, and at the end of the feed worm a knife assembly rotating with the feed worm and the spinneret is installed. A collecting funnel is located behind the spinneret. The spinneret comprises a plurality of grinding holes and, at least, one collecting channel, the grinding holes having a sphere intersecting with a cylinder adapted to create a Venturi effect resulting from the acceleration of the said material with a corresponding pressure drop through the said grinding holes. The spinneret for the grinding machine comprises a plurality of grinding holes having a sphere intersecting with the cylinder, with the possibility of creating a Venturi effect that affects the moldable food product. The bone collector contains, at least, one hole having a sphere intersecting with the cylinder to create a Venturi effect. Herewith the bone collector may comprise a bone collector pipe consisting of a waste tube, a waste screw and an insert for separating a bone containing a sphere intersecting with the cylinder to create a Venturi effect.EFFECT: possibility of obtaining the smallest cross-section along the meat cut.20 cl, 7 dwg

Cutting tool, holder of cutting tool and instrumental unit of machine for mechanical processing // 2627089
FIELD: machine engineering.SUBSTANCE: cutting tool, the cutting tool holder and the tool assembly are adapted to be fastened to the rotor of the grinding device. These elements comprise connecting means enabling quick and easy assembly or disassembly of the elements and the possibility of strong and reliable fastening during operation.EFFECT: reliability and convenience in operation.9 cl, 18 dwg

Line for processing lupine grains and other grain legume crops // 2627071
FIELD: agriculture.SUBSTANCE: line for processing lupine grains contains sequentially installed and functionally related elements. A screw grain conveyor (1) feeds grain to a grain storage hopper (2). Grain passes through a rock collector (3) and is fed to a hopper-discharge spout (5) in front of the grain shredders (6). The line contains a mixture elevator (8), an air separator (9), a grain-cleaning separator (10) and a storage hopper (11) with a screw grain conveyor (12) and a grain elevator (13), a shell conveyor (14), a hopper-discharge spout (15) in front of the crusher, a hammer vertical crusher (16), a storage hopper (17), a grain conveyor (18), a drying hopper (19), a grain drier (20), a bunker in front of the steamer (22). The hopper in front of the steamer is connected to the hopper-discharge spout (24). The hopper-discharge spout is installed in front of the aerovibration drier (25). A moisty grain elevator (28) is placed behind the drier. The line includes a magnetic separator (29). The hopper (30) is located above the flattening-cutting roller mill (31). The flattening-cutting roller mill includes at least two cylindrical rollers. The rollers are mounted to rotate synchronously or slide towards each other to produce flakes. A flake drier (33) and a cooling column (34) are located behind the mill. The flake elevator (35) is installed behind the column. The flake elevator is connected with a flake storage hopper (37) by a flake conveyor (36).EFFECT: release of lupine beans from the shell without their crushing, elimination of anti-nutritional factors and protection of the lupine protein from destruction are provided.2 dwg

Rotor-vortex mill and its working body // 2626721
FIELD: machine engineering.SUBSTANCE: rotor-vortex mill contains a grinding chamber (1) with working bodies. The grinding chamber is connected to unit (2) for feeding basic material and to the separator chamber on the input side. The grinding chamber is connected to the unloading chamber (7) of the unseparated material on the output side. The unloading chamber of the unseparated material is connected to the separator chamber by a flue gas tract (8). The separator chamber consists of a cyclone separator (4) and a separator (5) and is provided with an engine and a branch pipe (9) for discharging the crushed material. The unit for feeding the basic material is provided with a dispenser (11) for adding additives. The separator chamber is made aerodynamic with the possibility of a two-stage separation of the material crushed in the grinding chamber. The working body of the rotor-vortex mill is at least a two-stage stucture. One of the stages is intended primarily for grinding the basic material. The other stage is intended primarily to put the grinded particles into a round shape. The stages of the structure are located one below the other and are formed by a stator (17, 19) and a rotor (18, 20) positioned on the axis. The rotor is designed with an internal cavity (22, 23) and is provided with an input for supplying material and guiding output channels-nozzles. The rotor input for the grinded material of the second and each subsequent stage is located under an appropriate output from the chamber of the previous stage. The chamber is formed by the inner surface of the stator and the outer surface of the rotor. The rotor is configured to form a stream of particles directed to the nozzles. The stator working surface of the material grinding stage is formed by rounded recesses. The rotor nozzles and the stator recesses are arranged with the possibility for collision of the particle streams emerging from the nozzles with the particle streams pre-formed in the stator recesses. The working surface of the stator of the other stage is configured to put the grinded particles into a round shape.EFFECT: combining grinding and putting the grinded particles into a round shape and increasing the efficiency of grinding.15 cl, 4 dwg
ethod for boehmite grinding // 2626624
FIELD: chemistry.SUBSTANCE: boehmite grinding method includes application of a recirculating loop including recirculating tank 8 and cavitation dispersant 1, comprising a stator and a rotor to circulate the aqueous boehmite suspension. At that, controller 3 of rotor speed is used to provide the optimum cavitation pulses frequency at recirculation loop length ranging from 0.7 to 2 m. The optimal cavitation pulses frequency is selected in a range from 50 to 200 kHz. Boehmite slurry suspension concentration is from 100 to 400 g of boehmite per 1 liter of water. Boehmite suspension circulation is carried out for 20-40 min.EFFECT: process allows simplified frequency selection procedure for destruction of boehmite particles aggregates in the resonance gap mode.2 cl, 3 dwg, 5 ex

Device for grinding roots and tubers // 2625969
FIELD: agriculture.SUBSTANCE: device for grinding roots and tubers consists of two stages of grinding. The first stage consists of two horizontal flat removable knives, crossbars and stops. The knives are mounted on a vertical shaft at an angle to the rotation plane. The stops are fixed on the inner surface of the cylinder chamber storage. The second stage includes flat knives and a roller support. The knives are installed on the ring. The vertical shafts of the first and second stages are connected through a bearing support. The shafts can be independently rotated relative to each other.EFFECT: operational reliability and improved grinding quality.2 cl, 2 dwg
ethod for silicon carbide ceramic material production // 2625845
FIELD: chemistry.SUBSTANCE: implementation of the method for silicon carbide ceramic material production, comprises batch preparation from a mixture of silicon carbide micropowders and sintering activator oxides, moulding of the material preform, preform drying and subsequent sintering, the micropowders mixture is obtained by grinding of a silicon carbide particles and activator oxides mixture with particles larger than 5 microns on a rotary abrading mill where grinding inserts and working chamber lining are made from a ceramic composite material comprising vol. %: diamond - 20-75, silicon carbide - 20-75, silica - 3-40.EFFECT: increased grinding efficiencyand increased chemical purity of the obtained ceramic material.2 cl

Disintegrator // 2625500
FIELD: machine engineering.SUBSTANCE: disintegrator comprises a cylindrical casing 1 with axial 3 loading and tangential 2 unloading devices. In the housing 1 to counter-rotating upper 4 and lower horizontal discs 7 rigidly attached thereto in concentric circles row of impact elements 5, 6 and 9 are arranged. Each series of impact elements is located between rows of impact elements of the opposite drive. The distances between the impact elements are reduced from the center to the periphery of the discs 4 and 7. Disks 4 and 7 are made of different diameters. Symmetrically placed vertical supports 11 are rigidly attached to the end of the largest 4 disc, which accomodates the penultimate row of the impact elements 6 of the grinding chamber. Conical rings 12 with concentric projections and grooves are rigidly fixed over their entire height to the outer surface of the outer row of the impact elements 9 and to the inner surface of the vertical supports 11. The conical rings 12 of the upper 4 and lower 7 discs are arranged vertically one-by-one. Tilt angle α of each conical ring 12 generator exceeds the angle of the natural slope of the material. Between the concentric grooves and the protrusions of adjacent conical rings 12, a gap is formed. The gap has a size (2-10) dmax, where dmax is the maximum particle size of the finished product. The height of the vertical supports 11 exceeds the height of the impact elements 9.EFFECT: increased efficiency of desintegrating process.4 dwg

Line for preparing rice grain to treatment // 2625495
FIELD: agriculture.SUBSTANCE: proposed line includes an operation rice grain storage unit, a rice grain dosing and transportation unit, a rice grain dosing and weighing unit, a rice grain primary cleaning unit, and a final rice grain cleaning unit.EFFECT: line provides a higher coefficient of cleaning the rice grain from foreign impurities and reduces the loss of high-quality rice grain.1 tbl, 1 dwg
ethod of producing water schlicers in ball veins // 2625490
FIELD: chemistry.SUBSTANCE: raw material and grinding bodies are loaded into a ball mill, distilled water heated to a temperature of 90-95 degrees C is introduced, followed by wet grinding and stabilization by mechanical stirring.EFFECT: method provides high performance water receipt slips when saving their settings.1 tbl, 2 ex

Disintegrator // 2625488
FIELD: machine engineering.SUBSTANCE: disintegrator comprises a cylindrical casing 1 with axial 3 loading and tangential 2 unloading branch pipes. In the housing 1 to counter-rotating upper 4 and lower horizontal discs 7 rigidly attached thereto in concentric circles row of impact elements 5, 6 and 9 are arranged. Each series of impact elements is located between rows of impact elements of the opposite drive. The distances between the impact elements are reduced from the center to the periphery of the discs 4 and 7. Disks 4 and 7 are made of different diameters. Symmetrically placed vertical supports 11 are rigidly attached to the end of the largest 4 disc, which accommodates the penultimate row of the impact elements 6 of the grinding chamber. Conical rings 12 with radial ribs on the upper and lower surface are rigidly fixed over their entire height to the outer surface of the outer row of the impact elements 9 and to the inner surface of the vertical supports 11. Height of the radial ribs (2-10) dmax, where dmax is the maximum particle size of the finished product. The conical rings 12 of the upper 4 and lower 7 discs are arranged vertically one-by-one. Tilt angle α of each conical ring 12 generator exceeds the angle of the natural slope of the material. In the overlapping area of adjacent conical rings, all radial ribs have a geared profile. The geared profile peaks correspond to the cavities of adjacent conical rings with a technological gap. The height of the vertical supports 11 exceeds the height of the impact elements 9.EFFECT: higher efficiency of grinding and productivity of the finished class of grinded material.5 dwg
Device for removing fruit coats from grain // 2625485
FIELD: agriculture.SUBSTANCE: device for removing fruit coats from grain contains a feeding hopper with a loading branch pipe, a fan with blades, a mesh working element in the form of a truncated pyramid, and a precipitator. The inlet branch pipe of the precipitator is located perpendicular to the tangent to the side precipitator surface. Inside the precipitator there is a working plate in the form of a spherical segment, installed with the concave side towards the inlet branch pipe of the precipitator. The top of the spherical segment is located on the axis of the inlet branch pipe. The diameter of the spherical segment base is 1.2…1.5 times larger than the diameter of the inlet branch pipe. The curvature radius of the spherical segment surface is 1.2…1.8 times larger than the base radius of the spherical segment.EFFECT: device for removing fruit coats from grain provides complete destruction of the coats and effective hulling.1 dwg

Jaw crusher // 2625181
FIELD: mining engineering.SUBSTANCE: jaw crusher contains a housing with side walls and a crushing chamber. The crushing chamber includes a movable jaw (2), a stand (1) and two side walls (3). The operating element (15) is located in vertical guides above the inlet (8) of the crushing chamber. The operating element is suspended from the lifting mechanism. The lifting mechanism is fixed to the transverse beam (10) of the frame (9). The frame is mounted on the upward extended ends of the side walls of the crusher. The operating element is made of a plate in the form of a wedge in the shape of a rectangular triangle in longitudinal section. One side of the wedge with a large leg is made in the form of a flat surface. The other side of the wedge is made in the form of continuous alternating curved surfaces (20, 21, 22). Curvilinear surfaces form transversal ledges with vertices. The vertices are located as the beginning of the first and the end of the last curved surface on the hypotenuse of the triangle and are provided with attached (23) patches with cutters (24) of triangular cross section. The ends of the side walls of the wedge are made in the form of guides (25, 26) rectangular in cross-section.EFFECT: increased reliability of the crusher in operation.6 dwg

Shredder of wet products // 2624947
FIELD: agriculture.SUBSTANCE: shredder comprises a housing and a disk disposed therein, with the active abrasive surface in the form of a perforated plate, and a funnel-shaped branch pipe mounted with the possibility of vertical movement. The active abrasive surface of the disk and the butt surface of the funnel-shaped branch pipe are provided with elastic metal elements made in the form of ring-shaped pile surfaces.EFFECT: improving the process performance reliability of the treatment of root and grain compositions, while simultaneously expanding technological and operational capabilities.2 dwg

Device for separation of loose materials // 2624940
FIELD: machine engineering.SUBSTANCE: device for separation of loose materials contains two grinding concave aerodynamic wheels (1). The wheels are mounted coaxially on at least one fixed hollow axle (2) with holes for supplying the starting material (6). The holes for feeding the starting material are connected to the working chamber (7). The wheels are arranged to counter-rotation. The wheels are designed to adjust the gap between themselves to form an autogenous grinding zone between the working surfaces. The wheels are located inside the casing with a hole for the exit of the finished product. An adjustable outlet annular gap is made between the wheels on their periphery. Elements for compressed air (13) create an air ring shell (14) with increased pressure. The outlet annular gap is filled with an air ring shell with increased pressure.EFFECT: elimination of a separate separation operation, as well as obtaining a finished product with an upper controlled particle size limit due to simultaneous grinding and separation.8 cl, 2 dwg

Grinding disc of mill // 2624923
FIELD: machine engineering.SUBSTANCE: grinding disc contains the hub (1). On the hub, the concave rim is mounted (2). In the nave, the filler opening (3) is solved for the filing of the original material. Filler hole is situated on the central axis of the rim. On the inside of the rim radial ribs (4) with the bend are made. Rib height decreases from boot holes up to the periphery. In the central part of the rim is set to dynamic discharge impeller (5) in the form of Laval nozzle with a internal elements in the form of injection (6) and accelerator (7) blades. On the periphery of the rim around the circumference in the field edges made ring to create air ring shell with high blood pressure. The ring contains at least one number (9) and at least one of the groove (10). Load by spinning the disk evenly distributed through the creation of uniform pressure ring liner.EFFECT: autogenous effect source material.3 cl, dwg 6

ethod and device for separation of material based on solid particles // 2624739
FIELD: technological processes.SUBSTANCE: separating device which separates material based on solid particles by density during the grinding or crushing process, comprises: a housing, an inlet for solid particles, intended to supply the material based on solid particles to the housing, at least one sieve for size classification in the inlet, at least one inlet for fluid medium, inteded to supply the fluid medium to the lower part of the housing so that the fluid medium forms a fluidized bed together with the material based on solid particles, and at least one distribution sieve for fluid medium, intended for uniform distribution of fluid medium across the fluidized bed, the first outlet, intended to release the material based on soild particles with the first given density from the lower part of the housing and the second outlet, intended to release the material based on soild particles with the second given density from the upper part of the housing, wherein the second given density is less than the first given density. The separating deivce is used for carrying out the method of material separation comprising supply of material based on solid particles with a substantially uniform particle size through the inlet for solid particles into the housing of the separating deivce; passing of the material through at least one sieve for size classification; supply of the fluid medium to the lower part of the housing through the inlet for the housing fluid medium so that the fluid medium formes a fluidized bed together with the material based on soild particles; release of the material with the first given density from the lower part of the housing through the first housing outlet and release of the material with the second given density from the upper part of the housing through the second outlet. The second given density is less than the first given density.EFFECT: higher separation efficiency.14 cl, 11 dwg

illing roller with border protection // 2624290
FIELD: machine engineering.SUBSTANCE: milling roller comprises a body having a cylindrical outer surface, a side groove formed on each end of the roller body, and inserted in each lateral edge ring groove. Each lateral groove has a support shoulder, recessed from the outer surface of the roller body, and the edge ring comprises a plurality of receiving cavities, and a plurality of wear-resistant elements. Wherein each wear-resistant element is inserted and fixed in at least one of the receiving cavities of the edge ring. Wear-resistant elements are arranged along the edge of the ring so as to form the edge of the milling roller. Shredding assembly comprises grinding and flanged rollers, arranged adjacent to each other and made in accordance with the above.EFFECT: increased wear resistance of rolls and improved reliability of the grinding unit.20 cl, 9 dwg

Centrifugal device for mixing and grinding // 2624286
FIELD: machine engineering.SUBSTANCE: mixing and grinding device comprises a working container, a rotation drive of a working container, in the lid of which a shaft with at least one bracket with at least one blade is rotatably mounted. The blade has a cutting edge equidistant to the inner surface of the working container, a curved front surface with through grooves, the width of which is smaller than the smallest dimension of the grinding bodies. The radial and axial position of the blades can be adjusted. The bottom of the working container is hollow. The cavity of the bottom is connected to the hole in the shaft. The through holes are made in the bottom, connecting the bottom cavity with the internal volume of the working capacity. The inner surface of the bottom is concave to interface with the inner surface of the walls of the working container. The generator of the inner surface of the walls of the working container has a curved concave shape prior to conjugation with the rectilinear part of the generatrix or before coupling with the bottom. The bottom having a central protrusion is removable and fixed to form a cavity between the working container and the bottom. The central part of the bottom and/or the central ledge is provided with radial projections. The central extension of the bottom is provided with through holes, connecting the internal volume of the working container with the bottom cavity. The inner surface of the lid is concave to interface with the inner surface of the walls of the working container. At least one bracket for securing the blades is made in the form of a continuous flat or concave disc, and the edge of the cutting edge of the blade facing the bottom is located higher and/or coincides with the seat of the bottom with the cylindrical part of the inner surface of the working container. The width of the blade is equal to the width of the cylindrical part of the inner surface of the working container and/or is greater than or equal to the two maximum dimensions of the grinding bodies, if the cylindrical part of the working capacity is absent.EFFECT: device allows to reduce power inputs, to shorten the cycle time of processing and to increase the level of dispersion of the grinded material.17 cl, 14 dwg
ethod of milling the powder from plastic material // 2623608
FIELD: metallurgy.SUBSTANCE: to grind the powder, the original iron-containing material is treated in the mill. The mill is loaded with ground raw iron-containing material and working bodies. The working bodies are made in the form of steel balls. Preliminarily, the initial powder and steel balls with a diameter of 6-22 mm in a ratio of 10:1, respectively. Fill with liquid nitrogen with the addition of ethyl alcohol. Place the vibrating mill in the chamber. Seal and create a vacuum of 1 kgf/cm2. Fill the chamber with argon gas and grind for 1-4 hours, followed by analysis of the particle size.EFFECT: invention simplifies the process and increases the grinding effect.2 cl, 8 dwg

ethod of ore radiation by ore observation with application of plates // 2623382
FIELD: mining engineering.SUBSTANCE: in the process of ore crushing using a plate running in a stable mode, operate the crushing device in the form of plates mounted in front of a hopper consisting of the constituent elements, for example steel blocks (cubes, or short rods) embedded into the steel base of the cells, and the mass metal construction commensurate magnitude of impact loads (drop height and ore size pieces), and operating in the dynamic mode. To stabilise the operation of the crushing device, it is placed in a vessel like a box of blocks, on the bottom of which a material of the sand type is poured, which ensures the deformation of the crushing device in the form of a plate, in a vertical plane (vertically), and the metal box is mounted on a reinforced concrete or rock foundation made with a slope of 5-6° toward the array to exclude bias towards the hopper, and link them with strings and anchors with a side array for stability. The box does not have the freedom of displacement in the horizontal plane also because of the pancake-shaped design. In the process of work, the dismountable design allows replacing the decommissioned ones due to the use of steel cubes or rods, collecting the crushed material is produced in a hopper whose slope from the vertical varies depending on the energy loads and the height of the falling pieces and is 45-50° for deep rudispours.EFFECT: increasing the efficiency of bypass works, increasing the degree of crushing ore.8 dwg

eat grinder // 2623237
FIELD: food industry.SUBSTANCE: meat grinder comprises a coupling flange having a receiving portion for connection to the flange removably with the source of the driving action a feed tube connected to the connecting flange and the auger housing connectable detachably to the connecting flange by a first rotationally releasable connection. The grinding auger housing has an axis which is orthogonal to the feed axis. The screw is detachably set inside the casing and the screw has a screw blade for moving the food pieces along the casing of the screw in the direction of the splitting end. Chopping disc is detachably mounted on the end of the chopping auger housing and supports a chopping end of the screw. Chopping disc is secured by the ferrule to be connected to a cutting end of the screw housing by means of a second rotationally releasable connection.EFFECT: chopper is characterized by ease of use.10 cl, 4 dwg

Disintegrator // 2623111
FIELD: machine engineering.SUBSTANCE: disintegrator comprises of a cylindrical casing (1) with an axial loading (3) and tangential unloading (2) branch pipes. The upper (4) and lower (6) horizontal disks are placed in the housing with the possibility of counter rotation. The disks are rigidly fastened to concentric circles by rows of shock elements (5, 8). Each series of percussive elements located between rows of percussive elements opposite drive. The disk ends respectively belongs to the penultimate and last ranks of percussive elements, camera rigidly and consistently attached two cylinders. The cylinders are side surface in the form of armor blocks of variable section with classification through holes diameter (2-10) dmax in the inner cylinder and (1-5) dmax in the outer cylinder, where dmax -maximum particle size of finished product. The gap between the outside diameter of the outer series of percussive elements and internal armor blocks, cylinder lugs decreases from a value to the value of b=(1/2-1/3) and in the direction of movement of material from the outer series of percussive elements. The gap between the outer surface of the inner cylinder and ledges armor blocks on the inner surface of the outer cylinder is reduced by the value of a to value b=(1/2-1/3) and in the direction of movement of material from the inner to the outer cylinder. The height of the cylinders exceeds the height of the impact elements.EFFECT: increasing the efficiency of grinding by increasing the number of particle collisions and classifying the material in the peripheral part of the grinding chamber.4 dwg

ethod of crushing of rock in jaw crusher // 2622686
FIELD: disintegrators and crushing devices.SUBSTANCE: invention relates to crushing equipment in mining and other industries for crushing large lump and medium-lump rocks. Rock is loaded into crushing chamber of a jaw crusher for crushing. Lumps of rock are broken by their clamping between jaws of cyclic moving jaw working stroke to produce in crushing chamber volume a mass of pieces of commercial fractions. Through slot between jaws, rock is unloaded during non-working stroke of jaw. Strikers are mounted in jaw. At moment of pressing rock pieces on strikers, drive of strikers is activated. Strikers act on rock pieces pressing on them in a point cyclically-impact manner. When said pressure is removed, drive of strikers is switched off and movement of strikers stops.EFFECT: higher efficiency of crushing.1 cl, 4 dwg

Device for mixing and grinding dispersed materials // 2622667
FIELD: machine engineering.SUBSTANCE: device for mixing and grinding of particulate material comprises a loading and unloading apparatus housing disposed therein a rotor with blades having self lining pockets impingement elements, an air classifier and a device for returning unmilled material. To the top of the housing, a mixing device is connected, in which is placed the shaft with the rotary atomizer. On both sides of the disk atomizer, spiral-shaped blades with the opposite direction are installed. To supply the second component at the top of the mixing apparatus arranged pipe, and in the lateral outside of the housing - the guide cavity, the housing of the mixing device is informed through a funnel having an inner volume of the housing.EFFECT: it is possible to obtain a homogeneous mixture of materials, whose particles differ substantially original size.4 dwg

Installation for receiving the powder from the titanium sponge and the method of its obtaining // 2622501
FIELD: metallurgy.SUBSTANCE: installation is provided with a sealed system, consisting of a dosing device, a rotary crusher with a socket for loading titanium sponge, a pipe for discharging the powder nozzle for feeding of argon and a pipe for withdrawal of dust mixture, a cyclone connected to the crusher and formed as a hopper with a top, side and bottom nozzles, and a collecting reservoir for powder. Nozzle for withdrawal of dust mixture of the crusher connected with the upper pipe hopper cyclone outlet for discharging the powder from the crusher is connected to a lateral pipe of the cyclone, the cyclone hopper bottom pipe connected to the container for collecting powder. The crusher is supplied with software argon fill the entire sealing system up to the overpressure carried out speed, then uniformly fed to a crusher for crushing the titanium sponge and separate feeding is carried out in a crusher obtained powder mixture and dust into the cyclone. The titanium powder is trapped in the cyclone and discharged into a collection container for the powder, and a mixture of dust deposited on the cyclone walls.EFFECT: increased productivity and reduction of fire and explosion.10 cl, 1 dwg

Shield of gyratory crusher spider arm // 2622336
FIELD: mining.SUBSTANCE: spider assembly comprises a central hub (117), a plurality of arms (110) and a plurality of removable shields (120). The arm extends radially outward from the hub toward the outer rim (113). The spider assembly is positioned on the frame (111) of the upper casing. The main shield housing (121) has a base of the lower side for arm position at the top, the first end for position on the hub or towards it and the second end for position in the area radially outward from the hub. A pair of shield sidewalls (122) extends downward from the main housing on the longitudinal sides of the base. Shield fastener extends radially inward from the area of the second end towards the first end, providing the ability to radially engage in the arm for supporting the shield radially inward toward the hub. Mounting guide suitable for directing contact between the shield and the arm provides engagement of arm side areas in each side wall. The upper casing forms an inner crushing chamber (104) and is mounted on the lower casing (102). The main shaft (107) supports a lining (103), providing the ability for gyroscopic precession.EFFECT: convenient shield attachment and its disassembly without exposing arm integrity to risk.15 cl, 11 dwg

Roll crusher with side plates // 2622260
FIELD: mining.SUBSTANCE: roll crusher contains a support frame and a roller frame, which is connected capable to move with indicated support frame. Two rolls, generally parallel, made with ability to rotate the roll, separated by the gap, are located in the roller frame. The roll crusher additionally contains the loading device, mounted on the support frame and adapted for loading the material to the mentioned rolls, and provided with at least one balancing cylinder, which is connected to the roller frame and is configured to manipulate it relatively to the support frame, so that the rolls position relatively the loading device can be adjusted. There are provided the front and the rear side plate, partially covering the front and rear end surface of one roll and at least partially covering the opening between the loading device and the mentioned two rollers, at that the side plates are installed at the roller frame rigidly.EFFECT: in the roll crusher there provided the gap sealing between the rolls and the loading device, regardless the gap between rolls.15 cl, 4 dwg

Spiral mill // 2622164
FIELD: technological processes.SUBSTANCE: spiral mill contains a hollow body mounted on the platform with a vibrator mounted horizontally beneath the platform. The body is made spiral out of the hollow tunnel with a multi-thread helical surface along the perimeter of a coiled axis 01-01 around the central rectilinear axis 02-02 spiral body, provided with screw grooves inside at an angle to its spiral axis in the form of curved pockets with centers of curvature located inside the cross section of the hollow tunnel. Herewith the body is assembled from the sections in the form of identical in shape and size rings, folded from the same diamond-shaped bands, on which trapeziums are located, the lateral sides of which are located on the sides of the diamond-shaped band, and the upper and lower trapezium bases are located at an acute angle to the axis of the diamond-shaped band symmetry 03-03, and are fold lines spaced from each other at distances equal to the length of the curved pockets along the inner surface of the hollow tunnel of the spiral body. The sections are connected to each other by the sides of the trapeziums.EFFECT: expanding the technological possibilities of the mill, increasing its productivity.7 dwg
Centrifugal peeler // 2621988
FIELD: machine engineering.SUBSTANCE: centrifugal peeler contains a housing, an annular deck placed in it, a rotor fixed to the hollow shaft, with the rotor made of two disks fastened together and with the blades located between them. On the side of the discs end the deck has a round concave bevel with a radius not less than the distance of the gap formed between the rotor disks. The blades are made in the form of a curve obtained by approximating a broken line described by a certain equation.EFFECT: improved quality of grain processing.10 dwg, 1 tbl

System for controlling the process of ore grinding in drum mill // 2621938
FIELD: mining.SUBSTANCE: control system comprises information sensors disposed on the structural elements of the drum mill and adjacent process mechanisms connected to a control unit configured to generate control commands to the ore charging and water feeding devices. The control unit has a signal processing unit and an optimizer. The signal processing unit has a normalization and levelling module and a time period averaging module. The optimizer has a unit for changes calculation, differential and integral changes estimations, a changes processing unit for each of the factors influencing the value of the controlled action, a optimization module for controlling issues with respect to maximization of ore processing taking into account its physical and mechanical properties and an issues processing module to prevent overload of processing equipment. The optimization module for controlling issues with respect to maximization of ore processing taking into account its physical and mechanical properties and an issues processing module to prevent overload of processing equipment are directly/inversely interconnected. Their outputs are connected to the first inputs of the first PID controller, the second input of which is connected to the weight sensor of the ore in the mill, and the output is connected to the feed conveyor drive, the second PID controller, the second input of which is connected to the water flow sensor in the mill, and the output - with the mechanism for regulating the flow of water into the mill and the third PID regulator, the second input of which is connected to a water flow sensor in a spiral classifier, and the output - with a mechanism for regulating the flow of water into a spiral classifier.EFFECT: high level of automatization of ore grinding process, optimization of controlling issues with respect to maximization of ore processing taking into account its physical and mechanical properties that improves performance, reduces the energy to output ratio, prevents overload and idle time of the equipment.4 cl, 6 dwg
ethod of controlling the process of ore grinding in drum mills // 2621937
FIELD: mining engineering.SUBSTANCE: determining the optimal setting for feeding the ore to the mill and the ore-water ratio for grinding the ore mass to the specified granulometric composition in the processing circuit with the classification. The sensors are located in structural elements, on the main and auxiliary assemblies and mill machinery. The signals of the sensors, as well as their integral, differential and complex indicators, are scaled and evaluated in a given time interval, taking into account their influence on the control actions. The control tasks automatically change, optimizing taking into account the current physical and mechanical properties of the ore and the current state of the equipment in function for maximum ore processing. The generated tasks for PID regulators control the actuators and drive mechanisms. By controlling the load of the main and auxiliary drives when comparing with the baseline data, the ore is optimally loaded, the water supply is regulated at the optimum solid-liquid ratio, and the equipment is protected from overloads in the grinding circuit. The capacity is controlled by a gauge of the weight of the ore fed. The water supply is controlled by a water flow sensor.EFFECT: invention improves efficiency of ore grinding.4 cl

Balance drums // 2621918
FIELD: machine engineering.SUBSTANCE: roll crusher (1) comprises two substantially parallel rotatable rolls (7, 8), a charging device (2) for loading material to the rolls, a bearing frame (11) and first and second sections (9, 10) of the roller frame. The rolls are separated by a gap. Each of the first and second roller frame sections is pivotally connected to the bearing frame. Each section is arranged to support one of the rollers in the bearings. Bearings are located at opposite ends of each roll. At least one balancing cylinder (17, 18) is mounted between one of the roller frame sections and the bearing frame for adjusting the rolls position in relation to the bearing frame. When at least one balancing drum is actuated, interconnected roller sections rotate relative to the frame of the bearing frame.EFFECT: simple and reliable adjustment of the gap position in relation to the bearing frame.12 cl, 1 dwg

ethod of crushing and / or preliminary weakening of material by high voltage discharges // 2621589
FIELD: electricity.SUBSTANCE: for crushing and/or preliminary weakening of the material, a treatment zone is provided between at least two electrodes. The material is directed through the treatment zone. High voltage discharges are generated between the electrodes during the direction of the material through the treatment zone. High voltage discharges are triggered separately or in the form of a series of high voltage discharges depending on at least one continuously determined processing parameter. The processing parameter is the current and/or future situation relating to the material in the treatment zone. The device comprises of a treatment zone between at least two electrodes, means for directing the material through the treatment zone and means for generating high voltage discharges. The electrodes are located at a distance from each other. The discharge generating means is configured to plan triggering of single high voltage discharges or single sequences from a plurality of high voltage discharges.EFFECT: improved energy efficiency for the process and prevention of excessive crushing of the material.39 cl, 10 dwg

Hammer crusher // 2621567
FIELD: machine engineering.SUBSTANCE: invention is intended primarily for grinding bulk materials with a low specific gravity, in particular straw, sawdust, husks and others. The hammer mill comprises a main and auxiliary loading throats, a hammer rotor (6) and a fan (4). The hammer rotor consists of axes, disks and hammers. The hammer rotor is located in the crushing chamber (5). The crushing chamber is limited by a sieve (9) and a vortex chamber (7) along the periphery and covers (1) from the ends. The loading throats are disposed in different directions and tangentially relative to the end face of the crushing chamber. The main throat (3) has the form of a diffuser. The auxiliary throat (2) has the shape of a confuser. The vortex chamber (7) is located in the zone of collision of the flows of the material to be ground from the differently directed necks.EFFECT: improving the efficiency of material grinding and improving the uniformity of its granulometric composition.3 dwg

Forage grinder // 2621563
FIELD: agriculture.SUBSTANCE: grinder contains a housing, a loading hopper and a cutting element. The housing contains a working chamber with a lid. The loading hopper is installed on the lid and communicates with the working chamber through the window in the lid. The cutting element is installed in the working chamber and is equipped with a drive. A manual mower is used as a drive. The mower contains a drive motor. The motor is mounted on the rod and is kinematically connected to the cutting element. The working end of the rod is fixed on the lid. The output shaft of the cutting element drive passes into the working chamber. The grinder is additionally equipped with a mechanism for controlling the feeding of the material to be ground.EFFECT: simplicity of manufacturing the grinder.18 cl, 13 dwg

Cone-type vibratory crusher // 2621560
FIELD: machine engineering.SUBSTANCE: vibratory crusher comprises of a housing 1 with an upper charging hole 2, an inner cone 3 and a flange 4. The crushing body has a cone 5 to the bottom of which a disk 7 is attached by means of an axial rod 6. There is an annular slotted gap 8 (crushing chamber) with an annular discharge hole 9 between the working surfaces of the cones. There is an annular guiding apron 10 at the lower end of the cone 5. It has the form of a tapering cone. There are upper unbalanced-mass vibration generators 11 in the disc 7 on its peripheral part. In the disc 7, closer to the center, under the annular discharge hole 9, through holes 12 are provided. They are distributed around the circumference and intended for the crushed material to pass. There is an annular guiding apron 13 similar to the apron 10 in the central part of the disc 7 and at the lower end. A platform 14 is mounted below the disc 7. It has lower unbalanced-mass vibration generators 15 mounted on its peripheral part. Through holes 16 are also made below the holes 12 right next to the center, circumferentially and intended for the crushed material to pass. The platform 14 is mounted on a support 17 by means of the lower-level springs 18. The disc 7 of the crushing body is mounted on the platform 14 by means of middle-level springs 19, and the casing 1 is mounted on the disc 7 through its flange 4 by means of the upper-level springs 20.EFFECT: provision of almost complete isolation of the support against unbalanced dynamic forces due to the use of the vibration damping effect.4 cl, 4 dwg

Reduced mass plates for the refiners and dispersants // 2621385
FIELD: machine engineering.SUBSTANCE: plate segment adapted for mounting on a disc disperser, or a refiner for the cellulose crushed material comprises a front side having a dispersing teeth or grinding the blades, the back side having a projecting rack surrounding the fastener installation structure, and protruding plate positioning portion, and side edges of the plate segment, the radially outer edge and a radially inner edge extending between the side edges, wherein the back side has no protruding structures along the side edges. Also the disk assembly is disclosed as well as the plate segment to the refiner or dispenser and a method for forming plate segment comprising a casting plate segment using the molten metal is poured into a mould, where the form comprises a recess for the rear side of the plate segment that contains no protruding ribs along the side edges back-side cooling plate segment and the segment extracting from the mould after pouring molten metal, as well as cleaning and removing from the sprue plate segment cooled and grinding the cooled plate segment.EFFECT: weight reduction.20 cl, 13 dwg
Vibration jaw crusher // 2621357
FIELD: mining.SUBSTANCE: vibration jaw crusher contains of a spring-loaded spring support (2), two unbalanced vibrators (9, 10) and two crushing jaws. The case is mounted on a support. An inclined crushing chamber is formed between the jaws and the walls of the body (5). The lower jaw (3) is an active cheek. The lower cheek is made solid with the body. The body has a hollow ledge. The upper jaw (4) is located in the projection. The upper jaw is mounted spring-loaded with respect to the body. One of the walls of the projection surface is parallel to the enclosure (8) of the upper jaw, opposite its working surface. Debalance vibrators are installed in the sloping wall (7) protrusion of the body. Debalance vibrators provide synchronous rotation in opposite directions and joint movement jaws in antiphase.EFFECT: crushing without prepressing the material provides throughput and increased efficiency of crushing.4 cl, 2 dwg

Device for obtaining protein suspension from grain of leguminous crops // 2621274
FIELD: agriculture.SUBSTANCE: device consists of an upper receiving cone-shaped hopper 1 including a loading filler 3, the inner surface of which is provided with evenly spaced through slotted openings 5 with projecting cutting edges 6 and shearing knives 7. In the center of the cone-shaped hopper 1 there is a shaft 8 with grinding knives. The lower part of the hopper is equipped with a sieve 9, behind which there is a separating chamber 2, inside which a spiral screw 10 is installed. Between the housing of the separation chamber 2 and the spiral screw 10 there is a separating casing 11. In the lower part of the separation chamber 2 there are a branch pipe for the protein suspension 12 output and a grain board 13. The working bodies are driven through the shaft 15 of the electric motor 14.EFFECT: use of the invention will allow for grinding the grain of leguminous crops to fine particles, which allows to fully extract the vegetable protein into emulsion.1 dwg

Crusher for grain // 2621255
FIELD: agriculture.SUBSTANCE: crusher for grain contains a vertical housing, a cover (13) with a loading window (14), an unloading window (3), a rotor (7) with plate hammers (8) and a sieve shell. The distributor (15) of the crusher consists of a cone (17) and a shell. The shell is fixed to the cone by means of plates (19) with the formation of sectors (20). The distributor is installed under the loading window coaxially with the rotor and with the possibility of vertical movement. On the outer surface of the cone, along its generatrix, grooves are made in an amount equal to the number of sectors.EFFECT: uniform grinding.3 dwg
 
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