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

B02            Crushing, pulverising, or disintegrating; preparatory treatment of grain for milling(11071)
Garbage chute and control method thereof // 2607107
FIELD: recycling.SUBSTANCE: invention relates to collection and processing of garbage. Garbage chute comprises a grinding unit, casing, a storage bin and a mixing unit. Method of controlling garbage chute comprises connecting connection hole of storage bin with outlet hole of casing. Connection hole is opened by means of rotation of mixing unit. Grinding unit grinds wastes. Wastes are fed to inlet hole. Connecting hole is closed by means of rotation of mixing unit. Wastes are dehydrated in storage bin by means of rotation of mixing unit and storage bin. Rotation is carried out with first rotation frequency while maintaining closed state of connecting holes.EFFECT: minimising amount of wastes in grinding unit.20 cl, 13 dwg
Roller crusher and method of roller crusher protecting against non-shatterable objects // 2606924
FIELD: machine building.SUBSTANCE: group of inventions relates to roller crusher and method of its protection against non-shatterable objects. Roller crusher with two substantially parallel rollers arranged with possibility to rotate in opposite directions and separated by gap, contains feeder, adjustment gate, first detector located with possibility to detect non-shatterable objects. At that, feeding device is made with possibility to feed material into roller crusher, adjustment gate – with possibility of controlling of material feed rate into said gap, device to adjust gap – with possibility to adjust said gap width, and control unit – to receive at least one input signal from first detector and to transmit at least one output signal to adjusting gate and to gap adjusting device. Method consists in fact that in material flow, which is fed into roller crusher, non-shatterable object is detected, gap between rollers is opened on bypass width considerably exceeding working width, and enable possibility of non-shatterable object passage through gap, wherein limiting flow fed into gap, enabling material feed into gap with limited speed, then determining whether said non-shatterable object has passed through gap, and then gap is reduced to working width and opening said flow supplied into gap, wherein enabling material feed into gap with working feed rate.EFFECT: roller crusher and method of its protection prevent crusher destruction in case of non-shatterable objects falling into gap between rollers.15 cl, 3 dwg
Food wastes grinder // 2606831
FIELD: agriculture.SUBSTANCE: invention relates to means of grinding and can be used for processing of food wastes in public catering, food industry, agriculture. Grinder of food wastes includes housing 1 with loading hatch 2 and working chamber 3. Working chamber 3 is equipped with fixed crushing surface in form of hollow cone 4 and installed with clearance relative to grinding element in form of movable grinding roller 5 driven by motor 8. Movable mill rolling cutter 5 is installed on shaft 6 with balance weight 9, attached to base of bowl 7 and represents truncated cone, on conical surface of which in staggered order in three tiers threaded seats 12 are placed for screwing of pyramidal pins 13.EFFECT: grinder enables to process as solid components so film or fibrous components of food wastes.11 cl, 2 dwg
Lining elements replacement control and positioning system from wear on subjected to wear wall // 2606810
FIELD: manufacturing technology.SUBSTANCE: invention relates to lining replaceable element mounting position control and positioning system and to using system camera for determination of lining replaceable element and lining element certain mounting position mutual arrangement. Invention can be used during lining elements replacement. System comprises first support system formed by wall mounting holes, second support system formed by connecting means arranged on lining element lower surface, two-dimensional sensor made with possibility of stationary arrangement on mounting surface wall side, opposite to wall subjected to wear, in such a way that sensor field of view included lining element lower surface, viewed through installation holes. At that, sensor is made with possibility to transmit electric signal representing two support systems mutual location image, for determination of lining element mounting position by crane operator. Two-dimensional sensor may contain two images recording cameras. Used in system camera is made with possibility of lining element lower surface image recording through mounting hole in wall.EFFECT: replaceable lining element control and positioning system considerably increases erection works accuracy and simultaneously simplifies their conducting.11 cl, 9 dwg
Common reed grinder // 2606802
FIELD: agriculture.SUBSTANCE: invention relates to agricultural machine building and can be used in production of fodders. Fodder grinder comprises a feed conveyor, an actuator for destruction of mass and a drum for grinding with a shearing plate. Actuator for destruction of mass contains two lower and one upper ribbed rolls, as well as crushing and smooth rolls installed in front of the shearing plate. Drum for grinding is of a knife type. Every knife of the drum has a stiffness rib and a cutting blade with notches on the cutting edge and a build-up of hard wear-resistant alloy on the front edge. Cutting blade is made as a logarithmic spiral. Shearing plate is fixed horizontally.EFFECT: grinder ensures a decrease in power consumption during grinding.1 cl, 4 dwg
Pressure roller to roll press and roll press // 2606791
FIELD: machine building.SUBSTANCE: group of inventions relates to pressure roll and roller press for grinding of highly abrasive materials. Pressure roll (1) with roll (2) body has large number of recesses in form of seats on one or both edges. Recesses are distributed along circumference and located at distance from each other in circumferential direction T. Recesses are made open on side and from above. In some recesses (3) in form of seats is only one cemented-carbide element is installed as replaceable element for protection of edge (5). Length (L) of recesses (3) in form of seats and length (l) of installed elements for protection of edge (5) in circumferential direction (T) is more than distance (a) between two located directly next to each other recesses (3). Roller press comprises two pressure rolls.EFFECT: enabling elimination of individual edge protection elements damage.15 cl, 5 dwg
Coal grinding mill coal-and-air mixture temperature control system // 2606083
FIELD: fuel.SUBSTANCE: invention is intended for controlling over of explosive fuel drying process in coal grinding mills. Coal-and-air mixture temperature control system comprises coupled gates of flow rate of hot and lightly heated air and cold air gate. Hot and lightly heated air gates are connected to first actuating mechanism. To switching unit first input emergency cold air additive controller with second temperature sensor and setting device is connected. To switching unit second input first actuating mechanism "lower" path switch sensor is connected. First actuating mechanism input is connected to second switching unit output. Switching unit first input is connected to coal-and-air mixture temperature regulator output. Switching unit second input is connected to RS-trigger output. Trigger inputs are connected to “AND” element output and to second actuating mechanism "closed" limit switch sensor. “AND” element first and second inputs are connected to comparator unit and timer outputs. Comparison unit is connected to first temperature sensor and third setter. To timer «start» and «reset» inputs second actuating mechanism "closed" limit switch sensor is connected.EFFECT: invention increases air gates control accuracy.1 cl, 1 dwg, 1 tbl

Composition for treatment of grains of cereals, leguminous and cereal crops before processing // 2605067
FIELD: agriculture.SUBSTANCE: invention relates to agriculture, namely to composition for treating cereals, leguminous and cereal crops. Composition contains complex of enzymatic preparations, which includes cellulase, cellobiohydrolases, xylanases, laccases, esterases, catalases, phytases, peroxidases, oxidoreductases, antioxidants.EFFECT: invention increases efficiency of milling plant or groats-shop and simultaneously improves quality and biological value of obtained grinding products.1 cl, 1 tbl, 9 ex

ethod of processing absorbing hygienic products // 2604692
FIELD: medicine.SUBSTANCE: invention relates to medicine. Method of processing used absorbent hygienic products is described, involving following stages: creation of cylindrical rotor autoclave with inner surface and two ends, at least one of which ends with hatch, which can be opened to allow access to said autoclave and tightly closed to provide creation of increased pressure inside autoclave; loading of said autoclave with absorbent hygienic products in closed form; heating up to temperature of sterilization and creation of increased pressure inside autoclave, wherein bringing autoclave into rotation about its longitudinal axis; wherein said step of heating and creation of increased pressure inside autoclave provides first temperature mode for products, contained in autoclave, as well as second temperature mode, higher than first temperature mode for said inner surface.EFFECT: method of efficient sterilization and drying during processing in autoclave.3 cl, 2 dwg
ethod of ore boulders stream distribution control // 2604602
FIELD: mining.SUBSTANCE: invention relates to mining, in particular, to methods of mineral mass grinding in drum mills process automating. Method comprises drum mill batched feed with ore boulders. Ore boulders is divided into two process streams, one of which is supplied as circulating load to wet autogenous grinding mill, and second one is directed into ore-rock mill. Formation of process streams is performed by means of ore boulders stream distributor actuation device. Using information sensor generating ore-boulders mill drive active power signal, which is converted into proportional analogue signal. Obtained drive active power analogue signal is compared with drive active power reference signal, which value of corresponds to type of processed raw material. Determining difference between actual and reference signals values and obtained signals difference value is supplied into PID and PWM regulators, generating control system actuation signal. Using control system generating signal, which is directed into boulders stream distributor actuator drive and varying boulders amount, which are supplied into ore-boulders mill. Generating information signal on ore boulders stream distributor actuator actual position, which is transmitted into PID and PWM regulators in form of correcting signal, in which correcting signal is generated for changing position of ore boulders stream distributor actuator.EFFECT: method enables increase level of automation, efficiency and optimality of ore mass grinding.1 cl

ethod for regulating roll gap pressure of roller press // 2604509
FIELD: machine building.SUBSTANCE: group of inventions relates to methods of controlling operation of a roller press and a roller press device. Method consists in that roll gap is regulated depending on linear coefficient of oscillating shape with measurement of more than one oscillation which is measured on roller press. Roller press comprises two rolls arranged to rotate in opposite direction, and a device for regulating roll press gap pressure. Regulated portion used is corresponding feedback to at least one oscillatory motion, measured on roller press with respect to roll gap pressure. Regulation is carried out based on a condition of dependence of linear coefficient of oscillating shape at measurement of more than one oscillating movement.EFFECT: method and device broaden capacity to control operation of roller press.11 cl, 2 dwg

Grinding roller comprising hard bodies embedded in surface // 2604508
FIELD: machine building.SUBSTANCE: invention relates grinding roller comprising hard bodies embedded therein and methods of removing hard bodies from roller. Grinding roller comprises hard bodies arranged on its surface by bushings. Material of sleeve has a melting point not higher than 400°C or has a standard chemical potential, which is more negative in relation to potential of surface of grinding roller. Method for removal of hard bodies according to first version consists in that, first, tool is welded to bushing, then bushing is removed together with or without hard body, if hard body is in a grinding roller, it is removed after removal of bushing. According to second version, method for removal of hard bodies installed by means of bushings with melting point not higher than 400 °C, consists in that first, surface of grinding roller is heated to melting point of bushing, and hard bodies are then removed. According to third version, method for removal of hard bodies installed by means of bushings having standard chemical potential, which is lower,that is more negative in relation to potential of surface consists in that, first, grinding roller is immersed into electrolyte solution, then it is connected to source of electric voltage, wherein grinding roller is connected to anode, and counter electrode - to cathode of same voltage source, followed by anodic oxidation of bushing in electrolyte solution.EFFECT: device and methods enable to reduce costs for replacement of hard bodies.8 cl, 7 dwg

Grain crusher // 2604303
FIELD: agriculture.SUBSTANCE: invention relates to loose material grinders, mainly for grinding grains and grain-products, and can be used in agriculture to prepare fodders. Grain crusher comprises frame 1, electric motor 2, grinding chamber 3, made in the form of a housing consisting of cylindrical drum 4 and two walls 5, 6, rotor 9 with blades 10 arranged in grinding chamber 3, which has loading 7 and unloading 8 openings. Length of cylindrical drum 4 is multiple of width of blades 10, located at an angle relative to its axis so that their surfaces are in direction of rotor 9 rotation. Inner surface of cylindrical drum is corrugated. Grinding chamber wall 6 opposite to loading opening 7, is made in the form of a removable plate with a corrugated surface, unloading opening 8 is equipped with replaceable separating sieve 11.EFFECT: crusher provides high carrying capacity, higher reliability of working process, efficiency of grinding grain material and reduction of its overgrinding.1 cl, 2 dwg

Vibration grinder // 2604005
FIELD: vibration equipment.SUBSTANCE: invention relates to vibration equipment and can be used for lumps and loose materials grinding and milling. Vibration grinder comprises working member, means of resonant progressive circular oscillations communication to which is isotropic resilient suspension in form of cylindrical rods, by which it is connected to fixed base, and rotary pendulum exciter driven to rotation in vertical plane by drive shaft. Resonance tuning of resonant progressive circular oscillations communication devices is defined by resonance combination parametric relationship ω = λ1+ λ2, where ω is parametric excitation frequency (rotary pendulum exciter speed), λ1 = vω is pendulums oscillations partial natural frequency, v - dimensionless parameter determining pendulums oscillations partial natural frequency in rotary coordinates system (0<v<1), λ2=λ2x=λ2y=C/M0 is working element partial natural frequency corresponding to vibrations circular shape, C = Cx = Cy is isotropic resilient rod suspension rigidity, M0 is machine working member weight.EFFECT: higher quality of raw material grinding.1 cl, 3 dwg

Roller crusher // 2603923
FIELD: disintegrators and devices for crushing.SUBSTANCE: invention is intended for grinding of materials. Roll crusher comprises housing, drive roller and fixed jaw with gap between them. Fixed jaw has bending away from roller. Bending line matches with roller horizontal axis. Maximum jaw angle of deviation from vertical line is determined depending on grip angle, friction coefficient between roller and crushed piece and friction coefficient between fixed jaw and crushed piece.EFFECT: higher degree of crushing.1 cl, 3 dwg

Jaw crusher with high degree of grinding and efficiency // 2603919
FIELD: mining.SUBSTANCE: invention relates to jaw crushers and may be used in mining and construction industries. Jaw crusher comprises bed, fixed and movable jaws, flywheel, moving jaw suspension axis in its lower part, supporting by bearings on bed side walls, eccentric shaft, crank rod, spacer plates, V-belt drive, electric motor, hinged joints spacer plates connection with crank rod, bed and moving jaw. At that, fixed and moving jaws are bent in lower part at angle of 150° towards fixed jaw, and eccentric shaft cam is increased to value, providing at each cycle of crank rod motion up and down double reduction of angle between spacer plates to 180° with continuation of its movement further to both sides on 9-10°.EFFECT: jaw crusher allows twice increase quantity of crushing movements of movable jaw, crusher performance.1 cl, 1 dwg

Disintegrator // 2603909
FIELD: materials.SUBSTANCE: invention relates to grinders of various materials and can be used in production of construction materials, as well as in other industries. Disintegrator comprises cylindrical housing 1 with axial loading 3 and tangential discharging pipes 2, arranged in cylindrical housing 1 to counter-revolve upper 4 and lower horizontal discs 7 with secured along concentric circles impact elements 5. Each impact element 5 is arranged between impact elements of opposite disc. At output of axial loading pipe 3 at an angle to upper horizontal disc there are scattering pipes 6 bent in a direction, opposite to direction of rotation of upper disc 4. Inclination angle α of scattering pipes to upper horizontal disc 4 is greater than angle of natural slope of crushed material. Lower horizontal disc 7 is attached to lower axial hollow loading pipe 8, inside of which is rigidly fixed screw feeder 11. At output of lower axial hollow loading branch pipe at an angle α to lower horizontal disc there are lower scattering pipes, bent in direction opposite to direction of rotation of lower disc. Inclination angle α of lower scattering pipes to lower horizontal disc is greater than angle of natural slope of crushed material. Lower ends of scattering pipes are located in gaps between impact elements of first inner row, belonging to lower disc. Distance between ends of lower scattering pipes and impact elements of second inner row a > Dmax, where Dmax is maximum size of particles of crushed material.EFFECT: disintegrator is characterised by high efficiency of grinding process.1 cl, 3 dwg
New method of fried flour preparation from grain // 2603908
FIELD: agriculture; machine building.SUBSTANCE: invention relates to grain-processing industry. Method of fried flour preparation from maize grains includes grain cleaning, frying in drums or on tray at temperature of 300-330 °F for 20-25 minutes, cooling, grinding (direct milling) and packing.EFFECT: proposed method of fried flour producing from maize grains prevents loss of fibres and vitamin β-carotene, releases vitamin PP (niacin) from unassimilable inactive form (niacytin).3 cl

Device and method of grinding particles in fluid material // 2603727
FIELD: technological processes.SUBSTANCE: group of inventions relates to devices for grinding particles in a fluid material, in particular a powder or a semi-liquid for producing a chocolate mass, and to methods of grinding particles in such devices. Device comprises at least one pair of rollers, for which is installed at least one process parameter, in particular pressing pressure of rollers and/or speed of rotation, at least one of rollers, containing optical or acoustic sensor level gauge for measuring level of fluid material in roller gap or roller trough located in front of rollers. Control unit is configured to change at least one process parameter depending on measured level of fluid material in roller gap or roller trough. Method comprises grinding at least one roller pair, wherein one process parameter is controlled. In particular, pressing pressure of rollers and/or rotational speed of at least one roller is adjusted and level of fluid material in roller gap or roller trough located in front of rollers is measured. Depending on measured level, at least one process parameter is changed, said parameter selected, in particular, from pressing pressure of rollers, roller gap and rotational speed of at least one of rollers, as well as combination thereof. Level of fluid material in roller gap or roller trough is measured in a contactless manner using an optical or acoustic sensor.EFFECT: invention discloses a device for grinding particles in a fluid material.18 cl, 5 dwg

ovable jaw attachment assembly // 2603588
FIELD: machine building.SUBSTANCE: group of inventions relates to jaw crusher and, in particular, to movable jaw drive. Crusher movable jaw attachment assembly comprises movable jaw pull and/or push force mechanical drive. Drive comprises sleeve (121) with internal chamber, displacement element (123) to return the movable jaw and bearing support frame (122) for connection of at least part of unit with part of crusher. Piston is made with possibility of reciprocating rectilinear sliding movement within chamber. Piston rod (124) is made with possibility of longitudinal reciprocating drawing and retraction relative to sleeve. Rod first end (204) is located farthest from sleeve. Sleeve section (200) is connected to movable jaw. Displacement element is connected to rod section substantially in, or about its first end (206). Support frame comprises mounting section (208) for displacement element attachment in or near its second end (207). Installation section is located between sleeve section and rod first end along lengthwise axis so that displacement element extends over at least a rod section.EFFECT: higher reliability and compactness of attachment assembly during installation and movable jaw position and displacement control.13 cl, 3 dwg

ethod to increase shelf life of whole grain flour and product // 2603513
FIELD: food industry.SUBSTANCE: invention relates to grain-processing and bakery industry. Method of producing stabilized whole-grain flour involves processing of bran and germ with lipase inhibitor to get stabilized flour, having a free fatty acid content less than 4200 ppm during storage at temperature 38 °C for 30 days. Lipase inhibitor concentration in the course of treatment is approximately 0.8 molar amount of inhibitor in the course of treatment makes at least 0.1 mol inhibitor on 100 pounds of whole grains.EFFECT: present method of producing ensures production of stabilized whole-grain flour with such, high baking properties stable during storage without foreign after-tastes, exhibiting excellent functionality at baking sponge cake.85 cl, 25 tbl, 12 dwg, 12 ex
ethod of producing micropowders of solid materials // 2603043
FIELD: food industry.SUBSTANCE: invention relates to methods of producing micro powders of solid materials, for example, micro powders of ceramic materials, pigments. Method comprises milling particles of solid materials in rotary grinding mill, wherein grinding inserts and lining of working chamber are made of ceramic composite material containing diamond - 20-75 vol%, silicon carbide - 20-75 vol%, silicon - 3-40% vol%. EFFECT: method enables to obtain chemically pure micropowders of solid materials.1 cl

ill for materials fine grinding // 2603038
FIELD: ceramic industry.SUBSTANCE: invention relates to very hard brittle materials crushing devices and can be used for production of ceramic materials micro powders, pigments, fuel additives and other materials. Mill comprises closed housing with branch pipes 1, 2, respectively, for product inlet and outlet, cylindrical working chamber 3 with inner lining 5 and arranged in closed housing and having outer water jacket 4, and vertical rotor in form of shaft 6 and connected to it horizontal bearing discs 8 connected with rotary drive 7. Vertical rotor is installed in working chamber 3 along its axis. On support plates 8 by means of rotation axes 9 grinding elements 10 are fixed, which center of gravity is shifted relative to axis of rotation. Grinding elements 10 are made up of metal body and fixed on it grinding insert, which at element rotation contacts lining 5 surface. At that, working chamber grinding inserts and lining are made of ceramic composite material, with content of diamond 20-75 vol%, silicon carbide - 20-75 vol%, silicon - 3-40 vol%.EFFECT: mill is characterized by increased service life and wider area of application.1 cl, 2 dwg

ethod for producing high-protein plant products, mainly, grit, from sunflower oil meal/sunflower cake and device for its implementation // 2602841
FIELD: food industry.SUBSTANCE: invention relates to production of high protein product in the form of grits and flour and a device for its implementation. Method includes first grinding the oil meal/cake using impact forces of grinding bodies of hammer crusher 1 in the preparation system, it is followed by fractionation in a separator in the form of mill sieving 2 with replaceable sieves 3 that have different size mesh. Then flows of coarse fraction and additional flows of grits are formed, number of fractions of which is equal to the number of sieves. Then the flow of coarse fraction is fed into a break system where it is subject to maximum triple total exposure to impact forces of grinding bodies of hammer crusher 4 and squeezing shearing action of two grinding mills 5 with fractionation in separators in the form of two sieve sizings 6 with sieves 3 of the same size, as in separator 2. As a result of the processing of the coarse fraction flows of husks 1, flows of flour earlier combined with previously obtained flow of flour, and flows (n-1) of grits fraction are formed. Latter are combined with previously received corresponding additional flows grits fractions in separator 2. Then flows of grits fractions are subjected to air-sieve separation separately on sieve purifiers 7, 8 to produce flows of finished product - fraction of high protein grits from sieve purifiers 7, 8. After air sieve separation tailings of pneumatic ducts 9 of sieve purifiers 7, 8 and sieve tailings 10 are fed to for further processing in a scratch system where separation tailings of pneumatic ducts of sieve purifiers and sieve tailings are subjected to triple and four-time total exposure to impact forces of grinding bodies of hammer crusher and squeezing shearing action of two grinding mills accompanied by fractionating in separators with subsequent formation of flows of end product - flour and husks. Device includes a preparatory, break and scratch systems consisting of grinding units using the impact forces of grinding bodies and squeezing shearing action of a grinding mill, separator for product fractionation, sieve purifier and bins for receiving sunflower oil meal/cake and the ready product. Preparation system of grinding unit is a hammer crusher and is connected to the separator in the form of a screening mill with replaceable sieves with mesh of different sizes in the range of 160 mcm to 600 mcm. Mill sieving is equipped with pneumatic product pipes for coarse fraction and flour. Pneumatic pipeline for coarse fraction is successively connected with two break systems.EFFECT: method and device for production of high protein product allow to produce a finished product in different fractions in the range of 160 mcm to 600 mcm.4 cl, 2 dwg, 3 tbl

Helical liquid ring pump with built-in grinder // 2602712
FIELD: pumps.SUBSTANCE: invention relates to a helical liquid ring pump with a built-in grinder. Helical liquid ring pump (1) includes housing (3) with inlet and outlet parts (5), (7) and spiral helical rotor (4), which is installed inside housing (3) with the possibility of rotation and which on one end being the inlet end of housing (3) is equipped with grinder (11) and on the opposite end being the output end of housing (3) is connected with pressure chamber (6). Rotor (4) is installed on shaft (18), which is connected to a drive being a motor. Grinder (11) contains rotor blade (12) connected to the inlet end of rotor (4) and fixed blade (13) connected to cover (15) of grinder (11) body. Each blade has cutting elements or blades. Rotor blade (12) is made with the possibility of free rotation inside fixed blade (13) during operation of the pump. Each cutting element of blade (12) has cutting edge or blade (20) made on curved blade (21), so that the blade has the shape of the pump impeller and facilitates the passage of liquid through grinder (11).EFFECT: invention is aimed at increasing the pump efficiency.5 cl, 7 dwg

Jaw crusher // 2601815
FIELD: disintegrators and devices for crushing.SUBSTANCE: invention relates to various materials grinding and milling, particularly, to jaw crushers, which can be used for grinding of nonmetallic construction materials in mining and other industries. Crusher comprises bed 1 with fixed jaw 2 and movable jaw 3 with convex working surface. Ends of movable jaw 3 are equipped with support rollers 8, which are installed on bed 1 side walls from above and below. Movable jaw 3 drive is made in form of crank-and-rocker mechanism including double-arm rocker 4, link 6 and rocker stone 7. Double-arm rocker 4 is fitted on horizontal axis 5 by middle part and connected to movable jaw 3 by means of spacer plates 9. Link is made integral with double-arm rocker 4 middle part, and rocker stone 7 is made in form of cam shaft mounted in bed 1.EFFECT: crusher design provides uniform crushing and excludes material overmilling during its crushing.1 cl, 1 dwg

ethod of solid minerals deposits development // 2601660
FIELD: mining.SUBSTANCE: invention relates to mining industry and can be used during solid minerals open mining by winning system and conveyer open-cut transport. Method of solid mineral fields development including extraction of blast rock by pit hydraulic excavator, mined rock discharge from ladle into constant point with provision of part of excavation working cycle automation, processes automation by mechanisms operation interaction control and coordination system and equipment for conversion of cyclic nature excavation into continuous flow of submersible rock mass. Mined rock unloading from ladle is performed into receiving hopper, equipped with classifier for separation of coarse mined rock from small-sized and middle-sized mined rock. Coarse mined rock is supplied to crusher, ground and successively supplied into feeder and dumping conveyor.EFFECT: technical result consists in improvement in extraction process efficiency, crushing and mined rock loading due to increased synchronization, safety, reliability of operations and capital costs reduction.1 cl, 3 dwg

ethod of processing mineral materials and processing apparatus // 2601583
FIELD: technological processes.SUBSTANCE: group of inventions relates to processing of mineral material in processing plant. In cooler (10) installation (200) is cooled at least one of the following: heat formed in sources (1, 3, 4) and used in engine (104) fuel. Cooler is cooled by pressure blower. Wetting water is fed to material for binding (20) dust formed during the processing. Before binding dust at least one heat source (1, 3, 4) of plant and/or heat fuel (2) is transferred to water. Water is guided in flow direction to the first heat exchanger (5) for producing heat out of water. Plant comprizes engine (104), a cooler with pressure blower, means (20) of dust binding and agents (5) of heat transfer. Dust binding agents are guiding water to the material and bind dust. Water flows through the means of heat transfer during operation of apparatus before being directed to means of dust binding. Heat transfer means are transmit to water the heat of at least one heat source and/or heat fuel (2). First heat exchanger (5) of heat transfer is arranged ahead of dust binding means in the direction of water flow.EFFECT: intensified cooling of a unit and a long time of processing is provided.15 cl, 5 dwg

Crusher with material layer compression // 2601582
FIELD: machine building.SUBSTANCE: group of inventions refers to horizontal roll crusher and method of crushing in it for grinding of mineral materials and/or materials during cement clinker production. Crusher (1) with material layer (5) compression contains drum (2) with horizontal axis (A) and drive. Drum internal wall comprises crushing roller (3) rolling track (20) inside drum. Grinding roller axis is parallel to drum axis. In crusher grinding roller to raceway pressing facilities are fitted. Input for loading and ground material output are located at different drum ends. Leveller roller (4) is located before crushing roller in drum rotation (R) direction. Near and at distance from raceway leveller roller retainers (6) are located. Retainers are made with possibility to prevent any contact between leveller roller and raceway. During each drum revolution material is successively passed under leveller roller and under crushing roller. Retention and pressing devices make leveller roller possible to act on material layer with pressure. Leveller roller pressure aligns material surface. Leveller roller pressure on material layer is lower than grinding roller pressure (P).EFFECT: longer service life of crusher.24 cl, 4 dwg

Bead mill // 2601577
FIELD: disintegrators and devices for crushing.SUBSTANCE: invention to grinders, in particular for fine grinding powder of solid materials, and can be used in paint, ceramic, food, chemical, mining and other industries. Bead mill comprises grinding chamber 1, upper part of which has a cylindrical shape, and coupled with it lower part of - conical shape. On cylindrical part there are tangentially installed inlet pipes 3. Outlet pipe 4 is installed on cylindrical part aligned with said part. In conical part of chamber 1 there is a coaxial hole 5 with ball valve 6 for removal of beads 2.EFFECT: bead mill with simple design is characterised by reliable and efficient operation.1 cl, 2 dwg

ethod and device for grinding suspension in opposite rotating streams // 2601556
FIELD: technological processes.SUBSTANCE: group of inventions is intended for activation of a suspension. At first shaft (5) of the device there is drum (4) with inlet (9) and outlet (1) holes. On the inner surface of the side and the end walls of the drum there are at least two side (11) and at least two concentric end (12) circular ledges, respectively. First and second (7) shafts are aligned with the possibility of differently directed rotation. At least two booster discs (13) are located inside the drum on the second shaft with partial overlapping of the side ledges. Booster discs are alternated with the side ledges. Additional disc (14) of the second shaft is provided with at least two circular shelves (15). Shelves partially overlap the end ledges and alternate with them. At the ends of the end ledges and the shelves there are boards (16). Boards are directed towards the center of the drum and form circular pockets (17). Suspension fills the end ledges and the shelves pockets from the center to the periphery of the drum forming annular layers of grinding. Opposite collision of solid particles of the suspension with the grinding layer grinds them. Turbulent zones of auto-grinding between the booster discs and the side ledges provide additional grinding.EFFECT: provided is higher efficiency of grinding and reduced wear of working members.9 cl, 1 dwg

Device for grinding of compact discs with confidential information // 2601065
FIELD: recycling.SUBSTANCE: invention relates to solid materials disposal and can be used in devices for destruction and/or grinding optical CD and DVD compact discs. Proposed grinding device comprises a housing, a unit for connecting a motor to an AC mains at industrial frequency, a cutter connected with motor shaft, chips and dust collection system, vertical guide box with a longitudinal slot and a detachable pusher with a protrusion. Detachable pusher is installed inside vertical guide box with possibility of movement of protrusion of pusher along long slot. Cutter is cylindrical, and its working longitudinal surface with cutting teeth is coupled with output slit of vertical guide box. Internal dimensions of vertical box correspond to overall dimensions of compact disc being destroyed with possibility of free vertical movement of compact disc inside vertical guide box under weight of detachable pusher.EFFECT: proposed device enables to reduce time of destruction of compact discs with visual inspection of grinding process.1 cl, 1 dwg

Conical crusher with improved attachment of crushing armor // 2601050
FIELD: construction.SUBSTANCE: invention is intended for technological processes of construction and mining industries. Conical crusher with improved attachment of the crushing armor includes housing (1), external crushing armor (2) and internal crushing cone (3) with crushing chamber between them. Housing is based on foundation (9) through elastic shock-absorbers (10). External armor is made in the form of a cone, rolling in the upper part in vertically oriented cylinder. External armor is fixed in the adjusting ring by an attachment system. Internal cone is arranged inside external armor on spherical support (4). Internal cone is driven by transmission from the engine. Circular hydro fixator of the external armor attachment system is based on an adapter ring. At least, one circular mounting slot (29) is made on the outer surface of the external armor cylindrical part. At least, two identical blocks (24) are inserted in the mounting slot from two opposite sides. Blocks are made in the form of the ring segment with complicated profile with angular size of the segment equal to 180° max.EFFECT: invention provides rigid fixation of the crushing armor in the adjusting ring due to full contact of armor surfaces and adjusting ring with each other.20 cl, 12 dwg

Conical crusher with improved fixation of external crushing armor // 2601048
FIELD: mining.SUBSTANCE: invention is intended for technological processes of construction and mining industries. Conical crusher with improved fixation of external crushing armor (2) includes housing (1), external crushing armor (2) and internal crushing cone (3) with crushing chamber between them. Housing is based on foundation (9) through elastic shock-absorbers (10). External armor is made in the form of a cone, rolling in the upper part in vertically oriented cylinder. External armor is fixed in the adjusting ring by an attachment system. Internal cone is arranged inside external armor on spherical support (4). Internal cone is driven by transmission from the engine. Circular hydro fixator of the external armor attachment system is based on an adapter ring. At least, one mounting slot (29) is made on the outer surface of the external armor cylindrical part. At least, two identical blocks (24) are inserted in the mounting slot from two opposite sides. Blocks are made in the form of the ring segment with complicated profile with angular size of the segment equal to 180° max.EFFECT: invention provides rigid fixation of the crushing armor in the adjusting ring due to full contact of armor surfaces and adjusting ring with each other.19 cl, 9 dwg

Device for destruction of compact discs with confidential information // 2600755
FIELD: recycling.SUBSTANCE: invention relates to solid materials disposal and can be used in devices for destruction and/or grinding of optical CD and DVD compact discs with confidential information recorded on them. Device comprises a cylindrical working chamber, in the wall of which there is a chord hole, a sleeve with a detachable powder gas accumulator, a case and a striker with its actuation mechanism. Herewith the detachable accumulator of powder gases is arranged in the sleeve of the idle cartridge, and the case cap is installed with the possibility of combat interaction with the striker. Working chamber is equipped with a threaded closing cover.EFFECT: device provides rapid elimination of compact discs.1 cl, 1 dwg

Device for grinding of compact discs with confidential information // 2600747
FIELD: recycling.SUBSTANCE: invention relates to solid materials disposal and can be used in devices for destruction and/or grinding of optical CD and DVD compact discs with confidential information recorded on them. Grinding device comprises electric igniter, cylindrical working chamber with guide pin in its center and chord opening, leading to cylindrical working chamber, bushing with detachable powder gas accumulator installed on chord opening outer side, adapter washers fitted in turns with crushed compact discs on cylindrical working chamber guide pin. At that, powder charge comprises metal beads, and working chamber is equipped with threaded closing cover.EFFECT: grinder provides rapid elimination of compact discs.1 cl, 3 dwg

Device and method of grinding-mixing equipment automatic vibration suppression // 2600688
FIELD: machine building.SUBSTANCE: invention relates to machine building, construction, chemical industry, generating or using grinding-mixing units with automatic balancing devices. Automatic vibration suppression device comprises mixing unit, including foundation 1, rigidly fixed on it vertical columns 2 with sliders 3, frame 4 supporting three grinding chambers 5 and articulated with sliders 3 and eccentric shaft 9. Additional hollow shaft 11 is installed in inner supports 12, kinematically connected with eccentric shaft 9 via idle gear. Vibration sensor 32 mounted on one of internal supports 12 is connected with programmable controller by its input through input module 25. At that, device comprises two-position relay element 24, material loading 34 and unloading 35 sensors and loading cycle 31 start button. Start-up button 31 is connected with controller through input module and simultaneously with series-connected logic “NO” element 30, two T-triggers 28, 29 and RS-trigger 27, connected by its output to logic “AND“ element 26 first input, which second input is connected to controller first output by output module 25. “AND” element 26 output is connected to two-position relay element 24 control winding, which contacts are connected to controller second and third outputs through output module 25, and two-position relay element 24 output is connected with electric inputs of two electromagnetic couplings through amplifier-converter devices unit 23. Loading sensor 34 output is connected to mass comparator 33 first input and unloading sensor 35 output to its second input, wherein comparator 33 output is connected to controller second input using input module 25. Method of automatic vibration suppression, based on information of vibration value and providing switching on an electromagnetic coupling in compliance with algorithm and extra counterweight displacement consists in fact that vibration suppression is performed due to combined movement establishing to its extremum, combining training extremum search and extreme static characteristics programmed movement along drift path. Characteristic is obtained by training on first cycle of grinding process. Training extremum search is performed by extremum storing method, whereby vibration values and control actions integrated values are simultaneously recorded, from which static characteristic drift speed at the end of first cycle is determined. At next cycles, performed by programmed motion at a rate defined at first cycle, in case of vibration exceeding within specified dead zone compared to similar value obtained at first cycle, performing of prospecting search system incidental switching on three search motions with last movement, equal by time to half previous one movement.EFFECT: invention provides higher efficiency of vibration suppression.2 cl, 4 dwg

ethod and device for production of flour and/or grit // 2599837
FIELD: food industry.SUBSTANCE: group of inventions relates to production of flour and/or grit. Product is fed from a lot of loose material (6) into inlet hole (15) of the roll mill with grinding bed (9). Mill comprises two rolls (10, 11). To adjust gap (d) of the grinding slot at least one of the rolls is located in direction (s) perpendicular to rotation of one of them with the possibility of displacement. Damping device controls a deviation in direction (s) of the roll. With no adjustment of the slot deviations of the rolls relative to each other are impossible. Lot of a different size material contains a product, grit (3), particles (4) of husks or their mixture. For adjustment of a constant slot or the damping device the first volume of material with fine milled product (5) forms in the slot a pressed material. Separate particles of the second volume of material with coarse product (7) are in contact with the rolls. Milled product (17) is removed through outlet hole (16). At least one of the rolls is shaped with a concave parallel relative to the longitudinal axis on a separate section. Concave is self-cleaned during rotation of the roll. Segment of the shaped surface is attached to the roll body with a fastener with the possibility of removal.EFFECT: reliable production of flour is provided.28 cl, 16 dwg

ethod of diatomite rock grinding // 2599824
FIELD: mining.SUBSTANCE: invention is intended for non-metallic materials processing during nonmetallic materials concentration, in hydrometallurgy, in oil, mining and other industries. Diatomite rock is crushed, dried and milled. Milling is performed by soaking. Crushed rock is soaked after drying with conditioning in water.EFFECT: invention enables to grind non-metallic diatomite raw material without use of milling equipment.5 cl, 1 tbl

Filtering centrifuge with attrition zone, mainly for extraction of starch from potato raw material // 2599667
FIELD: food industry.SUBSTANCE: invention relates to starch production and is intended, mainly, for extraction of starch suspension from potatoes and can also be used for separation of raw materials of vegetable origin. Filtering centrifuge with an attrition unit, mainly for extraction of starch from potato raw material, comprises a stationary body with devices of material feed and discharge of separated phases, a drive and a rotary driven fitted on a shaft rotor with a filtering conical screen fixed on a disc with grinding elements of the attrition unit. Herewith the attrition unit is equipped on the feed device side with the disc with grinding elements, which shaft with own rotation speed from the drive is installed in the shaft of the disc with the screen, and between opposed grinding elements of the discs there is a narrowing to the screen slot, and the disc located on the side of the feed device also has on its side grinding elements, between which there are holes in the disc for channels to inlet the attrited material into the slot.EFFECT: technical result is higher efficiency of destruction of potato raw material cell structures and increased intensity of starch extraction from the potato raw material.1 cl, 4 dwg

Roller mill and method for milling brittle milling material // 2599634
FIELD: disintegrators and devices for crushing.SUBSTANCE: group of inventions intended for crushing brittle material for grinding of different grain sizes. Roller mill has two grinding rollers (1, 2) forming a grinding gap (3) and delivery chute (4) for feeding brittle material (5) to the grinding gap. In the delivery chute at least one distributor device (7) is arranged above middle region (M) of grinding gap (3). Distributor device consists of a plurality of beams or is in the form of a needle pusher and extends above grinding gap (3) transversely to the longitudinal extent (3a) of the grinding gap and covers from 5 to 70 % of the cross-section of the delivery chute. Material for grinding is delivered to the delivery chute. Material is crushed in the grinding gap. Material is redirected into delivery chute (4) by means of distribution device with formation of at least two opposite in direction of longitudinal extent (3a) of grinding gap of deposition cone (9, 10). Coarser material for grinding (5a) slides in a middle region of the grinding gap. Coarser material for grinding accumulates, relative to the longitudinal extent of the grinding gap, in a middle region of the grinding gap than in edge regions (R).EFFECT: providing higher efficiency of a roll mill.6 cl, 11 dwg

Apparatus for producing organic fertiliser // 2599176
FIELD: chemistry.SUBSTANCE: invention is intended for production of organic fertilisers. Apparatus includes mixer (6) with inputs of organic material and additional components and output for mixture thereof. First intermediate container with pump (7), grinder for preliminary grinding (8) of organic material, fine grinder (10), second intermediate container with pump (9) and ultrasonic disperser (12) are connected in series to output of mixer.EFFECT: higher physiological activity of organic fertiliser by increasing water-soluble form.4 cl, 1 dwg

Vertical conveyor // 2598914
FIELD: machine building.SUBSTANCE: present group of inventions relates to a belt conveyor and processing plants, for example, devices for grinding various materials using such a conveyor to feed grinding material. Conveyor comprises a conveyor frame, at least two main conveyor rollers, a set of conveyor guide rollers, a first 101 and second 201 loop elements to transport the material that are arranged to move on the main 110 and guide rollers 120 of the conveyor. Main rollers 110 are arranged one above the other. Guide rollers 120 are arranged outside of each main roller 110 at the edge of the circumference. Loop elements for transportation of material are made with possibility of alternate movement on the main roller 110 or pair of the main pulleys, or group of the guide rollers or guide pulleys. Loop elements for transportation of material can move with such a speed at which any transported material has contact with the surface of the first or second loop elements for transportation of material moved on the guide rollers or guide pulleys of the conveyor. Processing plant for mineral material is characterised by the above described conveyor.EFFECT: present group of inventions reduces the labour input during the use of the conveyor, as well as the entire unit.9 cl, 6 dwg

ethod and device for grinding grain // 2598909
FIELD: agriculture.SUBSTANCE: group of inventions relates to devices for grinding and grinding on such devices. Device and method of grinding can be used in food industry and fooder preparation shops. Device for two-stage grinding of fodder grain comprises a bin, garbage catcher, magnetic separator, shutter, hammer drum, deck, counterdrive, electric motor and frame. Main working element - hammer drum, is supplemented with a roll section, and deck to increase probability of collision of hammers with defective grains or their particles are made in form of scattering and collecting sections. Grain milling method using above described device consists in that grinding process is divided into two stages. At first stage elastic properties of material are damaged. At second step plastic properties are violated and grains are finally broken down.EFFECT: device and method of grinding provide improved quality of ready product due to more uniform granulometric composition, as well as reduced power consumption of grain grinding process.2 cl, 4 dwg

Drive device and crusher // 2598549
FIELD: disintegrators and devices for crushing.SUBSTANCE: group of inventions relates to a drive for a horizontal grinder. Drive (6) contains a gear wheel (10) with helical teeth to be fixed on the grinding chamber (4), at least one reduction gear and at least dismountable connecting means (24) for the output module. Grinding chamber is located along the gear wheel axis X-X. Reduction gear (14) to transmit rotation from the motor (12) to the gear wheel consists of a housing (16) and at least two output modules (18) with an output gear (20) and output shaft (22). Output shaft is located along the output axis Y-Y. Each output gear engages with the gear wheel. Each output module is a removable single unit in the corresponding housing in the direction (I) of the installation of the single unit in this housing. Installation direction coincides with the removal direction (R). Installation and removal direction is parallel to the output axis Y-Y. Dismountable means (24) connect in rotation the output shaft and the transfer element (26). Dismountable means provide in their open state the rotation of the output gear (20) around the output shaft (22) while the module (18) is being moved out of the housing or during its (18) installation in the housing.EFFECT: increased power transmitted and simplified dismantling.9 cl, 8 dwg

Bottom grate of crusher or drum chipper and method of producing bottom grate // 2598083
FIELD: disintegrators and devices for crushing.SUBSTANCE: group of inventions relates to means of crushing or grinding various materials and can be used, in particular, in drum chippers for grinding wood-based materials such as felling debris, stumps, bark and wood wastes. Lower grid for the crusher, containing a fixed housing, a cylindrical rotor, the outer periphery of which has crushing and/or cutting plates, is arranged under the rotor and corresponds to its shape. Herewith the lower grid is fitted with end and intermediate support elements, which are in fact perpendicular to the rotor axis, and with plates in fact parallel to the rotor axis. Lower grid consists of a pair of end support elements, or a pair of intermediate support elements, or of one end support element and one intermediate support element. Elements of the lower grid are interconnected with the possibility of co-pressing in such a way that the pressing force is formed between two support elements of the lower grid, and with engagement of disengaged pulling elements supported on the said two support elements in fact parallel to the rotor axis with the possibility of pressing one or more plates of the lower grid and the said support elements toward each other. Method of producing the lower grid is tightening it by disengaged pulling elements supported onto two support elements.EFFECT: group of inventions simplifies disassembling and assembling of grid elements.13 cl, 5 dwg

ethod and device for fragmentation and/or weakening of material by means of high-voltage pulses // 2596987
FIELD: electrochemistry.SUBSTANCE: group of inventions relates to a method for fragmentation and/or weakening of material by means of high-voltage pulses, electrode and device for implementing method for fragmentation and/or weakening of material by means of high-voltage pulses and use of electrode or device for fragmentation and/or weakening of stone material or ore. Method consist in that material and process liquid are placed in process zone formed between two electrodes so that entire process zone is filled with process liquid, wherein high-voltage pulses are fed to electrodes so that between two electrodes there is high-voltage breakdown and/or prebreakdown channels are formed without breakdowns. For at least one of both electrodes, electrode with metal conductor is selected, which is in contact with process liquid and is equipped with at working end of electrode partially or completely with insulation or insulating coating, having permittivity of at least 75 % of permittivity of process liquid. Electrode is characterised by that first insulation or insulating coating has permittivity higher than 50, in particular, higher than 80. Device comprises two electrodes, at least one of which is made in accordance with above.EFFECT: group of inventions improves energy efficiency of fragmentation and/or attenuation of such materials as stone material or ore.28 cl, 19 dwg

Device for mechanical separation of conglomeration, consisting of materials with different densities and/or consistencies // 2596758
FIELD: disintegrators and devices for crushing.SUBSTANCE: device comprises a breaking-up chamber with feed opening 14 at a first end and outlet opening 10 at a second end, wherein breaking-up chamber has at least two portions 7, 8, 9 which follow one another in axial direction and are surrounded by breaking-up chamber wall 2 in form of a cylinder or shell of a truncated cone. In each of portions 7, 8, 9 there is at least one rotor 4, 5, 6 with rotor shell 17, 18, 19 and beating tools 20, 21, 22, 23, 24, 25. Beating tools extend radially from rotor shell 17, 18, 19 into breaking-up chamber. Radius of shells 17, 18, 19 of rotors 4, 5, 6 in sequential portions 7, 8, 9 increases from first end to second end. Difference between radius of respective rotor shell 4, 5, 6 and a radius of breaking-up chamber wall 2 decreases from first end to second end. Direction of rotation of rotor 6 in portion 9 facing to second end can be opposite to direction of rotation of rotor 5 in portion 8 arranged ahead of it in direction of first end, and rotation speed of rotors 4, 5, 6 in portions 7, 8, 9 increases from first end to second end.EFFECT: providing crushing of conglomerates of materials with different densities and/or consistencies.18 cl, 6 dwg

Grain crusher with separation // 2596756
FIELD: agriculture.SUBSTANCE: invention relates to agricultural industry, specifically, to machines for grinding of components of mixed fodder. Grain crusher comprises housing (1), loading pipe (3) with magnet (4), discharge pipe (19), grinding chamber (5) with hammer rotor (6), screen (7) and fan (18). Fan is installed into a separate ventilation chamber (21) of housing. Ventilation chamber is formed by partition (11) with a hole in centre. Crusher comprises ribbing in form of truncated cone (9). Between grinding chamber and ventilation chamber there is one more separation chamber (8). Separation chamber is separated by partitions (10, 11). Drum of separation chamber (13) is installed on rotor shaft (12) of engine (2). Cylinder of drum is made in form of screen (14) with holes. On outer side of drum there are transverse blades (16). Drum comprises screen (15) with holes on side of fan. In ventilation chamber there is one more discharge pipe (17). Fan sucks dust fraction through a screen of drum in evacuation chamber (20). Uniformity of granulometric composition of ground material is achieved by separating oveground and dust-like fraction of crushed grain.EFFECT: invention improves quality of preparation of feedstuffs and fodder digestibility by animals and birds.1 cl, 3 dwg

Device for control over crushing process // 2595739
FIELD: machine building.SUBSTANCE: invention relates to devices for controlling process of crushing and for controlling efficiency of crushing machines, and can be applied to construction materials industry, in metallurgical, mining, and ore mining industries. Device comprises adjustable electric drive of feeder, setting unit and productivity sensor, connected to productivity controller, power controller and sensor for crusher drive, sensor for outsized piece of material, sensor for exit conveyor belt speed, and sensor for material level in intake bin. Device therein is equipped with sensor and material level controller in crusher. To first input of power controller, output of productivity controller is connected. To second input of power controller, power sensor is connected. Power controller output is connected to first input of material level controller in crusher. To second input of power controller, a material level sensor in crusher is connected. Controlled electric drive of feeder is connected to output of material level controller in crusher, to sensor for outsized piece of material, to material level sensor in intake bin, and sensor for exit conveyor belt speed.EFFECT: device provides higher accuracy of automatic control.1 cl, 1 dwg
 
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