By milling means acting on the full working face (E21C27/24)

E   Fixed constructions(158735)
E21C     ining or quarrying(17294)
E21C27/24                     By milling means acting on the full working face(564)

ining machine // 2642747
FIELD: mining.SUBSTANCE: mining machine includes a traveling mechanism, a frame, at least one actuating member, cutting device containing cutting units with drives. The traveling mechanism is designed for extending each cutting unit with the drive to required profile of the drift and their shifting by required value. Each cutting unit has a cutting drum and a cutting mill, whose diameter is greater than the diameter of the cutting drum. The cutting drums are arranged coaxially on the shaft and movable along the shaft axis.EFFECT: design simplification.3 cl, 2 dwg

ethod of layer by layer mining of complex-structure deposits of solid minerals // 2634150
FIELD: mining engineering.SUBSTANCE: method can be used for open mining of mineral deposits with nonuniform distribution and complex configuration of ore bodies. The method includes milling of rock array with layers of fixed width and variable depth, selective extraction of rock layers with nonuniform distribution and complex configuration of rock in a plan and section, different qualitative and physico-mechanical characteristics of rock, formation of rock mass of controlled granulometric and qualitative composition loaded in dump trucks, supervision of dump trucks loading process control with the help of automatic control system and evaluation of rock mass quality, including sensors and information processing system installed on cantilevers behind working member of the milling machine, the sections of rock mass are preliminarily differentiated in layer by layer extraction of the array in a plan by elements by integrating average values of coverage area with fixed width of the milling machine working member, supervision and control of differentiated loading of dump trucks by loaders.EFFECT: increased performance, reliability and expansion of process efficiency of mining operations.2 dwg

ethod for developing steeply dipping deposits of solid mineral deposits // 2634144
FIELD: mining engineering.SUBSTANCE: method includes positioning an automated deep mining complex with relative to a face with consideration of the direction of the ore body deposition. The width of the ore body plane coverage in the horizontal is provided by means of complex positioning mechanism relative to guides, wherein information about the contours of the blasted rock is provided by rock contour control sensors to a system control unit. Synchronization of the bucket working cycle with cutting member is carried out by means of the control system and coordination of mechanisms operation with consideration of rational face formation, providing accumulation of rock at the face bottom and subsequent excavation of rock by the bucket. The bucket is mounted on stands secured to a carriage moving along a telescopic boom by means of cable winch.EFFECT: increased performance, reliability and expanded process efficiency of rock breaking with different degree of strength and adhesion.3 dwg

ethod of rock mass disintegration by crosswise cuts // 2630839
FIELD: mining.SUBSTANCE: rock mass is disintegrated in crosswise direction by heading-and-winning machine planetary-disc actuators. This is performed by serial intersecting cuts in radial-tangential and tangential-radial directions made by turn disc cutters, and also by tangential cuts by rotor comb cutters. Utilised heading-and-winning machine planetary-disc actuators consist of four rotary discs and rotor combs with cutters mounted thereon. The first and third disks desintegate the rock mass by cutting in radial-tangential and tangential-radial directions, the second and fourth discs desintegate the rock mass by cutting in the direction opposite to the first and third discs. The rotor combs desintegrate the peripheral part of the face with tangential cuts in form of concentric circles.EFFECT: reducted specific energy costs, reduced number of small classes in blasted products, incresed life of transmission elements of mining machine, improved in stability of the machine.3 dwg

ining tunnelling machine // 2627806
FIELD: mining engineering.SUBSTANCE: mining tunnel machine contains a movement mechanism, a frame, at least one cutting head. The cutting head comprises at least one cutting disc with a lateral cutting surface fixed to the lever. The lever is rotatable, and the cutting disc is located at an acute angle to the surface of the slaughtering.EFFECT: ensuring uniform removal of rock layers, reducing pressure on the breasts of the face due to the effect of screwing the actuator into the rock and eliminating the rotating loads on the combine when the cutting tool touches the surface of the slaughtering.4 cl, 3 dwg

Cutter-loader // 2627348
FIELD: mining.SUBSTANCE: mining combine includes chassis, frame, at least one actuator, an upper bump device and a lower demolition device. The lower demolition device consists of two cutting units. Each of the units contains a support in which a gearbox is provided, equipped with a drive. On the output shaft of the reducer rigid - end and hinged - central cutting drums are fixed, with the possibility of transferring the torque. The central cutting drums are mounted coaxially on the common shaft.EFFECT: power reduction of drive hubs.3 dwg

Cutter-loader // 2627341
FIELD: mining engineering.SUBSTANCE: cutter-loader comprises a travel mechanism, a frame with at least two actuators, each containing at least one rotating cutting head fixed to its handle and drivers of their rotation. The actuator and cutting heads rotation drivers are in the form of two-rotor modules comprising a central drive gear and two coaxially rotatable independently rotors interconnected through the central drive gears via a synchronization mechanism that enables to adjust the position of the actuators with the handles against each other. The two-rotor modules and synchronization mechanism are integrated into a single unit where the distance between the central axes of the two-rotor modules should exceed the sum of the radius of the cutting head with the handle and the rotor module radius.EFFECT: rotation of the actuator and the cutting heads is ensured during drilling process.2 dwg

Cutter-loader // 2627340
FIELD: mining.SUBSTANCE: cutter-loader includes a chassis, a frame, two rotary actuators with a center-to-center distance and the radius of the described contour when rotating by one executive body, two demolition devices located in the lower and upper parts. The length of the drum of the upper bump device is in the range 0.9-1.1 of the center-to-center distance between the rotating actuators. The drums of the lower demolition device are made composite, the end parts are equipped with berm cutters. The diameter of berm cutters depends on the length of the drum of the lower baffle device. Drum diameter of top hammer device and diameter of end mills meet certain mathematical expressions.EFFECT: formation of the optimal form of production.2 cl, 4 dwg

Cutter-loader // 2627339
FIELD: mining.SUBSTANCE: cutter-loader includes chassis, conveyor, executive body, two pneumatic device, located in the lower and upper parts, holding-down bolt. The holding-down bolt consists of spacing frame racks which housed in the gaps between the conveyor and the executive body and guides with holding-down heads, hinged racks attached to the frame. Moreover, the spacer frame is hingedly mounted on hydraulic cylinders fixed on the conveyor or the executive body, ensuring the frame and retention of the frame with the guides when the combine moves. The axes of rotation of the guides are directed along the movement of the combine to the face.EFFECT: ability to drill on the go and adjust the distance between the holes within the possible drilling zones.2 dwg
ountain tunnelling machine actuator // 2627337
FIELD: mining engineering.SUBSTANCE: executive organ of the mountain tunnelling machine comprises at least one cutting disc that is rotatably supported on the lever and located at an acute angle to the face. The lever is rotatably mounted. The axis of rotation of the lever is able to move.EFFECT: ensuring the uniform removal of rock layers, the ability to process a large area of the face with a smaller number of cutting tools and eliminate the dependence of the diameter of the discs on the dimensions of the workings.6 cl, 2 dwg

Shaft-sinking and tunnelling or winning machine // 2618815
FIELD: mining.SUBSTANCE: shaft-sinking and tunnelling or winning machine, according to one embodiment, contains the cutting tools, made with ability to move along the gate end and located at the boom, and the platform configured to move in the machine longitudinal direction, carring the road lining device. The road lining devices contain the fixing manipulator and the anchors drilling and installing device. The anchors drilling and installing device is attached to the movable platform with ability to rotate between the initial position and the working position, and the fixing arm has a telescopic rod attached to the movable platform with ability to rotate in the vertical direction and carrying the gripper device for temporarily receipt at least one fastening element, in particular the mounting arch. The fixing manipulator and anchor drilling and installing device is attached to the movable platform at the prelimenary fixed distance from each other with ability to move together with the movable platform between the retracted position and the off-centered position.EFFECT: mechanization degree increase of the combined road lining fastening process.25 cl, 7 dwg

aterials mechanical processing device and method by milling and drilling // 2610474
FIELD: technological processes.SUBSTANCE: group of inventions relates to materials mechanical processing method and device by milling and/or drilling, particularly for removal of hard rocks, concrete, minerals or coal. Device includes tool drum accommodating several tool shafts with machining tools attached to their ends, projecting from tool drum. At that, tool shafts can be driven into rotation. Tool shafts driving element and tool drum can rotate relative to each other, wherein drum carrying device can displace relative to material using displacement device. Using control device tool carrying device displacement speed can vary relative to material and tool drum speed. To avoid occurrence of critical operating conditions device is equipped with, at least one measurement transducer for measurement of natural translational vibration and/or, at least one measurement transducer for determining tool drum angular oscillations, and control device, which contains at least one vibrations analyzing module, using which vibrations range can be defined during analysis of oscillations, and at least one controller module, using which rotation speed and/or relative speed are controlled or adjusted as oscillations function defined by analysis module. Method of materials machining by means of device.EFFECT: improving mechanical processing device.25 cl, 3 dwg

ining combine // 2605858
FIELD: mining.SUBSTANCE: invention relates to mining industry, in particular to production of coal by coal mining combines. Coal mining combine comprises a body, supports and fixed at the body ends rotary cutting units with screws installed on them. Each of the cutting units bodies has a cylindrical cavity, inside which there is a hollow screw shaft, as well as an electric motor installed. Herewith on the outer surface of the hollow screw shaft, which is also the electric motor shaft, there is a set of permanent magnets for direct transfer of the torque onto the screw from the active part of the electric motor stator. Power supply and control of the electric motor are implemented from the control system converter installed in a separate cavity of the cutting unit body.EFFECT: simplified design of the combines, lower labor input and costs of their production and operation, the possibility of using screws of different diameters to provide optimum operating conditions for the combine in different conditions and higher reliability of their operation.3 cl, 6 dwg

ining plant for extraction of mineral materials, lying in the form of formations or arrays and tunneling combine // 2603147
FIELD: mining industry.SUBSTANCE: invention is related to mining plant for extraction of mineral materials, lying in the form of formations or mass of the deposit containing conveyor device to make material and also containing tunneling combine. Combine production unit contains at least one pair of drums, equipped with tools for development of material and coaxially installed on rotary arm and adjusted in height relative to bed machine with the help of rotary hand. Axis of the indicated pair of drums, in fact, is parallel to direction of movement of heading machine. Tools for development of material are arranged in groups on tool supports, arranged along circumference of every drum of the above pair of drums with possibility of rotation around axes located across the axis of the above pair of drums. Rotation axes of tool supports on the first of the above pair of drums are arranged at an angle of 90°-γ relative to the axis of the first drum, and the rotation axes of tool supports on the second of the above pair of drums are arranged at an angle of 90°+γ relative to axis of the second drum.EFFECT: technical result is high efficiency of extraction of material and reduced wear at the same time.19 cl, 6 dwg

obile mining machine and method for driving tunnels, roadways and shafts, in particular in hard rock // 2599521
FIELD: mining.SUBSTANCE: group of inventions relates to a mobile mining machine, in particular, for driving and advancing tunnels. Method for driving tunnels, drifts and mines with the help of the mining machine, with a movable machine base frame, with (at least) one tool drum, which comprises a bearing frame with at least one drum tool magazine, which can be rotated about a drum axis and has stripping tools, arranged on the circumference of the tool drum, with a rotary drive for the tool drum, with a boom device, with a swinging device for the tool drum with a rotating device for rotating the boom device relatively to a movable machine base, and with a rotary device for tilting of the arrow-shaped device. Boom device has a supporting arm, on which the tool drum 50 is mounted, and a separate swinging base arranged to turn relative to movable machine base, by means of Rotating device. Supporting arm and the swinging base being connected to one another by means of a system of guide bars, providing adjustment of the setting angle of the drum axis in relation to the swing axis. System of guide bars, preferably formed as a trapezoidal four-bar linkage mechanism and has the first bracket on the side of the supporting arm and the second bracket on the side of the swinging base, which are connected by means of levers.EFFECT: technical result is ability to bring about the driving and advancing of tunnels, roadways and shafts as well in hard rock with a high extraction rate and low tool wear.33 cl, 24 dwg

Apparatus for the milling cutting of rock, minerals or other material // 2599393
FIELD: mining.SUBSTANCE: invention relates to an apparatus for the milling cutting of rock, minerals or other materials in particular of hard materials. Apparatus for the milling cutting has a tool drum working member, which is mounted on a drum carrier rotatably about a drum axis and on the peripheral shell surface of which are disposed, in distributed arrangement, a plurality of tool carriers which carry cutting tools. Tool carriers can be rotatingly driven, wherein their shaft axes run transversely to the drum axis. It is proposed with the invention that a first group of tool carriers and a second group of tool carriers are provided, wherein the rotational direction of the first group is counter to the rotational direction of the second group.EFFECT: technical result is good milling cutting results for cutting tools in both rotational directions of a tool drum working member.18 cl, 7 dwg

Device for drilling with rock, minerals or other materials crushing // 2598004
FIELD: disintegrators and devices for crushing.SUBSTANCE: invention relates to device for drilling with rock, minerals and other materials crushing. Device for drilling with rock crushing comprises drum support, first and second drum tool magazines installed on support device of drum side by side in double layout, with possibility of rotation around axis of drums. At that, drum tool magazines include multiple tool supports, which carry cutting tools and are arranged so that they are distributed along periphery of drum tool magazines. Multiple tool supports of drum tool magazine have axes, installed transversely in relation to drum axis. At that, axes of tool supports shafts of first drum tool magazine describe first around drum axis, and axes of tool supports shafts of second drum tool magazine describe second conical surface around axis of drum, where two conical surfaces are open on opposite sides. Rotation direction of tool supports of first drum tool magazine is opposite to rotation direction of tool supports of second drum tool magazine.EFFECT: providing equally good performance regardless of direction of movement of drum tool magazine; invention relates to device for drilling with rock, minerals and other materials crushing; providing equally good performance regardless of direction of movement of drum tool magazine.14 cl, 3 dwg

Tunnelling machine actuator // 2595117
FIELD: agriculture.SUBSTANCE: invention relates to mining combines and can be used during driving of mine workings mines, pits. Tunnelling machine actuator comprises frame, cutting bit, reduction gear, electric motors, boom with reduction gear, arranged with possibility to turn relative to frame along its axis at required angle and fixed relative to frame by means of flange with retainers. Reduction gear has two drive shafts. Reduction gear turn relative to frame is driven by electric motors at boom reducer unfixing relative to frame by means of said retainers.EFFECT: technical result consists in increase of efficiency of machine due to involvement in process of destruction of second cutting bit.1 cl, 1 dwg

Tunnelling machine // 2572632
FIELD: mining.SUBSTANCE: invention relates to mining industry, namely to the tunnelling machine. The invention relates to mining industry, namely to the tunnelling machine. The tunnelling machine contains the running gear (3), the main frame (2) and at least one tool support (7, 8) installed with a possibility of rotation around the horizontal axis (17) of rotation which bears several roller cutting tools and is intended for rotary driving in both directions by means of the actuating unit. At least two roll-shaped tool supports (7, 8) are installed with a possibility of rotation around the common axis (17) of rotation which bear on their periphery several roller cutting tools (9) located with distribution in the partial peripheral zone (α). The actuating unit interacts with tool supports (7, 8) so that both two of the named at least two tool supports (7, 8) rotate at the rotary movement in both directions at least within the part of the rotary movement in opposite directions with reference to each other. The cutting tools (9) of one of opposite rotating tool supports (7) are located with the distribution in the partial peripheral zone (α) which, at least, in the point of return of rotary movement is displaced in the circumferential direction with reference to the partial peripheral zone (α) along which the cutting tools (9) of another of opposite rotating tool supports are arranged with distribution (8).EFFECT: providing the cutting mode along the whole surface of the profile without the need for additional cutting of remaining rock edges.24 cl, 7 dwg

Heading machine // 2571471
FIELD: mining.SUBSTANCE: heading machine comprises bearing frame (2) with running gear and boom (4) turning horizontally and vertically and equipped with cutter (8). The latter is equipped with at least one tool carrier appliance (10, 11) revolving on boom (4), said appliance being provided with multiple cutters (12). Note here that cutter (8) has at least two parallel disc-like tool carrier appliances (10, 11). The latter are fitted to revolve on disc-shaped end zone (13) of boom (4) located between said appliances (10, 11).EFFECT: efficient cutting in hard rock.15 cl, 5 dwg

ethod of ore production from thin near-vertical sheet deposit // 2563004
FIELD: mining.SUBSTANCE: method includes drilling after definite intervals along the strike of the kept ahead process wells limiting the contour of the sheet deposit, the sheet deposit development at single exposed surface by means of work poles, grinding of the sheet deposit rock using the cutting tool connected with the driven stations, the ground rock removal from the work space, and its further removal by the suction device from the kept advanced process well. The sheet deposit is opened by means of the self-moving milling machine and bulldozer after determination of the sheet deposit contour in terms of length and depth of mineralization, at that the sheet deposit core grinding executed with width regulation using the replaceable head of the cutting elements prior to the sheet deposit development is controlled using the automatic system, at that removal of the ground rocks from the work space is performed during grinding by means of the spring-loaded scrapers, and the ground rock is loaded by means of the suction device in the dump truck.EFFECT: increased capacity of the process of development of the sulphide ores from thin near-vertical sheet deposits, and increased quality of the produced minerals.4 dwg

Cutter head containing own motors and gearbox // 2556561
FIELD: machine building.SUBSTANCE: present description relates to the cutter head for mining machine, and in particular to gear of the force transition to the cutter head of the mining machine, such as continuous miner. The machine for the ore bed development includes: motor with shaft, cutting drum with specified motor and connected to ring tooth-wheels. The primary planetary gear connecting the motor and cutting drum and containing sun gear connected with shaft for force transition to the planetary pinions entering in the engagement with the internal ring tooth-wheel. Secondary planetary gear comprising sun gear receiving force from the ring tooth-wheel and transmitting the rotation force by the non-orbital planetary pinion. Spur gear secured to each side of the non-orbital planetary pinion, at that each spur gear engages with the ring tooth-wheel secured to the cutting drum.EFFECT: possibility of use of same motor to drive various parts of the cutting drum, as spur gears can engage with various parts of the drum.10 cl, 6 dwg

Development method of steeply dipping solid mineral deposits and automated complex of deep development // 2541992
FIELD: mining.SUBSTANCE: method involves positioning of an automated complex for deep development relative to the working face considering the direction of ore bodies settings. Control of mine rock parameters is performed by means of control sensors of physical and mechanical characteristics of mine rocks for adjustment of a mine rock cutting force considering rotation speed of a working element and movement speed of the working element in a vertical plane throughout the cutting depth and cutting direction by means of hydromechanisms of telescopic retraction and a turning mechanism of the head section. Width of capture of the ore body plane in a horizontal direction is provided by means of the positioning mechanism of the complex relative to guides; with that, information on circuits of destructed mine rock is sent from control sensors of mine rock circuits to a system control unit.EFFECT: increasing productivity, improving reliability and enlarging technological efficiency of destruction of rocks of different strength and coherence degree by controlling a cutting force in a zone of processing and formation in a surface layer of the processed massif of destruction zones considering strength characteristics of rock.2 cl, 3 dwg

ethod of rock massif disintegration by crosswise cuts // 2522111
FIELD: mining.SUBSTANCE: rock massif is disintegrated in crosswise direction by heading-and-winning machine planetary-disc actuators It is performed by serial intersecting cuts in radial-tangential and tangential-radial directions made by cutters of disc running in opposite directions. Said discs are set at the angle to plane formed by cutter lengthwise axis and radial direction relative thereto.EFFECT: decreased working forces of hearing and wining machine.2 cl, 3 dwg

Header cutter // 2521985
FIELD: process engineering.SUBSTANCE: invention relates to continuous-operation headers. Header cutter comprises support element, extensible cutting head arranged at support element front end with central main part and at least one extensible drum part arranged at butting head end outside in axial direction from said cutting head main part. Extensible drum part has axial inner end abutting on cutting head main part. Axial outer end comprises inner end structure secured to cutting head main part and outer cylinder secured thereto. Inner cylinder secured to said inner end structure is located inside outer cylinder and aligned therewith. Extensible cylinder has inner circular expanded end with the part located between said inner and outer cylinders. End cover has ledge accommodating inner cylinder outer end aligned therewith. First and second spaces are formed between said cylinders. When fluid flows through said spaces extensible cylinder displaces to pulled or pushed position.EFFECT: drum part that features extension and locking forces higher than those in usual cutting heads.3 cl, 6 dwg

Heading machine // 2498063
FIELD: oil and gas industry.SUBSTANCE: heading machine contains actuating device, support lifter, caged platform, electric equipment, control post, feeding mechanism, conveyor and chassis. In pivot mechanism located at chassis and driven by swing hydraulic cylinders spherical roller bearing is installed at bearing axis inside two-sided plain thrust bearing. Plain thrust bearing consists of assemblies (two at each side) segments in circumferential direction; segments are made of wear-resisting steel and are fixed by sunk screws.EFFECT: decrease in dimensions and increase in service life of heading machine.4 dwg

Heading set of equipment // 2498062
FIELD: oil and gas industry.SUBSTANCE: heading set of equipment includes heading machine with actuator device fixed at it by timberer with hold-down beam and spacing cylinders. Turning shaft at hold-down beam is equipped with turning mechanism at the machine conveyor. Manipulators are equipped with drilling and anchoring tools with permanent anchorage. Hold-down beam is equipped with sliding telescopes; manipulators with permanent fixtures are fixed at sliding telescopes of the hold-down beam. Turning shaft is made as load lifting telescopic boom with lifting and spacing cylinders. Hold-down beam at carry does not protrude beyond machine dimensions.EFFECT: improving reliability of timberer, reducing errors at erection of permanent anchorage, increasing mobility and expanding scope of application both with minimum and maximum draft size.5 cl, 3 dwg

Destruction method of mine rock with cross cutters // 2465458
FIELD: mining.SUBSTANCE: method involves uniform destruction of rock mass with continuous cross cutters of cycloidal direction with working tool of planetary flat disc actuators and of tangential direction with working tool of rotary elements. The latter are installed behind front and rear parts of the disc and fixed on reduction gears of planetary flat disc destruction elements.EFFECT: increasing rock mass destruction efficiency using cross cutters.2 cl, 3 dwg

Destruction method of mine rock with cross cutters // 2460882
FIELD: mining.SUBSTANCE: method is implemented due to destructing the working face with cross cutters using rotary and planetary disc working members with lower power consumptions and yield of small ore fractions. In order to improve the efficiency of cross cutters, rock-destructing tool of planetary disc members moves in cycloidal-radial directions.EFFECT: higher efficiency of destructing processes of mine rocks using heading-and-winning machines with cross cutters.2 cl, 2 dwg

Tunnelling machine actuator // 2455486
FIELD: mining.SUBSTANCE: tunnelling machine actuator comprises a boom, a dispensing reducer and two breaking-loading crowns, axes of which are parallel to the longitudinal axis of the boom, the direction of their rotation is mutually opposite, and the body of each breaking-loading crowns is arranged in the form of a truncated conical surface combining a smaller base at the side of the bottomhole with a larger base at the side of the dispensing reducer. On the outer surfaces of bodies of breaking-loading crowns there are trihedral prisms installed with disc tools as capable of covering trajectories of movement and reversing rotation directions.EFFECT: higher efficiency of mine tunnelling by combination of breaking, grinding and loading processes in a tunnelling actuator.6 cl, 11 dwg

ining tunnelling machine // 2449123
FIELD: mining.SUBSTANCE: mining tunnelling combine comprises a displacement mechanism and a boom or a frame. On the frame there are at least two rotary cutting heads and two cutting rollers. Axes of cutting heads rotation pass in direction of tunnelling or are arranged at the sharp angle relative to tunnelling direction. Two cutting rollers are installed in parallel and behind the cutting heads, and may be arranged on the foot and on the roof, accordingly. Both cutting rollers comprise end sections capable of sliding to the profile width to form a substantially rectangular profile of cutting. At the same time each cutting roller is separately hingedly connected with the boom or the frame with the possibility of height adjustment, and each cutting roller has a diameter corresponding to at least one fifth of diameter of cutting heads cutting.EFFECT: formation of a rectangular profile of a tunnel by a mining machine, exclusion of operation to remove curved profiles, higher safety.5 cl, 5 dwg

Operating element of mining machine for coal extraction in formations with hard inclusions // 2442893
FIELD: mining.SUBSTANCE: The invention relates to mining, in particular, to design of operating element of a mining machine. The operating element of mining machine for coal extraction in formations with hard inclusions comprises a revolving gear and a cutting section installed on rotatable output gear shaft. A power transmission which rotates the output gear shaft of this revolving gear is installed inside the frame of revolving gear. The cutting section receives power pulses from unbalanced vibrator positioned inside of it. The cutting section is kinematically connected by coaxially positioned outer and inner torsion bars with output gear shaft and unbalanced vibrator respectively. The unbalanced vibrator is actuated through inner torsion bar. There is an additional transmission installed inside the frame of the revolving gear, which is positioned in parallel with the power transmission or the output gear shaft. This additional transmission rotates the inner torsion bar relaying the rotation to the unbalanced vibrator.EFFECT: reduced size of operating element while retaining efficiency of extracting thin coal layers with hard inclusions.5 cl, 4 dwg

ining tunnelling combine // 2441155
FIELD: mining.SUBSTANCE: mining tunnelling combine comprises a frame equipped with a travelling mechanism, a boom that carries cutting facilities and a traction facility that passes in the longitudinal direction of the combine behind the back end of the frame. Cutting facilities are formed by at least two rotary cutting heads having axes of rotation passing in direction of tunnelling or arranged at the sharp angle to the tunnelling direction. The mining tunnelling combine also comprises a block suitable for towing behind the frame, having a transverse passage for the traction facility and hingedly connected to the frame by means of blocks of hydraulic piston cylinders. The block comprises at least one boring and setting device for anchors and at least one support device fixed on the roof and foot, each at both sides of the traction facility. On the block there is also a control device connected to the drive of the travelling mechanism and/or drives of cutting facilities and with hydraulic control of blocks of hydraulic piston cylinders, so that blocks switch to free-flow or floating position during combine tunnelling.EFFECT: invention provides for installation of anchors most closely to the face with simultaneous continuation of boring process.10 cl, 3 dwg

Extension-type cutter drum for drilling machine // 2422634
FIELD: mining.SUBSTANCE: tunnelling machine includes movable frame having the front end section, multiple rotor assemblies containing many working members with rotor cutter, which are located at some distance from each other in the front end section of movable frame, assembly of cutter drum, which is located in the front of the front end section and contains rotation axis located across the section of the front end of movable frame, section of the first end drum, section of the second end drum and section of middle drum. Section of the first end drum includes the following: the first shaft passing along rotation axis and including the first channel passing along rotation axis; the first end drum attached to the first shaft; extension piece of the first end drum, which is located coaxially around rotation axis; the first piston located in the first channel with possibility of rotation relative to it, which is fixed relative to extension piece of the first end drum and offset along rotation axis between extended configuration of extension piece of the first end drum and retracted configuration of extension piece of the first end drum; the first coupling sleeve transmitting the torque moment between the first end drum and extension piece of the first end drum. Section of the second end drum includes the following: the second shaft passing along rotation axis and located at some distance along rotation axis from the first shaft and including the second channel passing along rotation axis; the second end drum attached to the second shaft; extension piece of the second end drum, which is located coaxially around rotation axis; the second piston located in the second channel with possibility of being rotated relative to it, fixed relative to extension piece of the second end drum and offset along the rotation axis between extended configuration of extension piece of the second end drum and retracted configuration of extension piece of the second end drum; the second connecting sleeve transmitting the torque moment between the second end drum and extension piece of the second end drum. Section of middle drum is located concentrically to rotation axis and passes between the first and the second shafts.EFFECT: development of extension piece of drum of lower layout of cutter drum, which is supported irrespective of the main drum for relative extension and retraction.22 cl, 63 dwg

System of deposits development with narrow bench // 2395689
FIELD: mining.SUBSTANCE: escapement transportation facility intended for system of deposits development by flow-line method, comprising module conveyor sections, which are joined together to form conveyor chain. Escapement transportation facility comprises the main frame for support of back conveyor section of conveyor chain. The main frame has the first side, through which additional conveyor sections are added to conveyor chain, and the second side. Accumulating conveyor is installed on the main frame. Driving unit is intended for selective motion forward and backward retraction of conveyor chain. Besides escapement transportation facility comprises ceiling arranged over the main frame. Ceiling is installed at least on one cantilever support, passing upward as joint with the second main frame, so that the first side remains open for addition of additional conveyor sections to conveyor chain.EFFECT: creation of escapement transportation facility used for development of deposits at relatively narrow benches.11 cl, 10 dwg

Drive device for rotary tool, which operates with oscillation loading, and tool with such device // 2391504
FIELD: engines and pumps.SUBSTANCE: drive device for rotary tool, which operates with oscillation loading, has drive housing, load-carrying sleeve installed with possibility of being rotated in drive housing, drive shaft installed with possibility of being rotated in load-carrying sleeve, carrier of the tool for receiving processing tools, and oscillation excitation device for creating oscillation loading of carrier of the tool. Oscillation excitation device for each carrier of the tool has at least two intermediate shafts which by means of eccentric parts are attached to carriers of the tools and made with possibility of synchronous actuation.EFFECT: improving support and sealing of drive shaft and load-carrying sleeve, increasing service life of drive devices.25 cl, 21 dwg

Operating member of driving shield of oval shape // 2376473
FIELD: mining.SUBSTANCE: invention refers to mining industry, namely to driving shields, and may be used during building of highway, railway and public tunnels. Operating member of driving shield includes centre rotor working organ in the form of faceplate, working organs with rock-breaking tools on outer surface for creation of oval form of tunnel section, actuating device of working organs and traveling mechanism. In order to create oval form of tunnel section, working organs are designed as two side and two vertical working organs of drum-type. Each side working organ is designed in the form of body of revolution arranged in relation to cross centroidal principal axis of tunnel section, with bow-shaped element corresponding to arch, half of side arches and perimetres of their connection. End surfaces of vertical working organs of drum-type correspond to arch and floor arch of tunnel. Central working organ is installed by means of bearing on axis located in centre of gravity of driving shield, this axis is also operating member guide. At that side working organs and vertical working organs are installed by means of bearings on their axes rigidly cantilever connected to guide. At that each of mentioned working organs is provided with actuating device, and traveling mechanism is designed in the form of hydraulic jacks.EFFECT: providing of driving of tunnel of optimal oval shape transverse and establishing of conditions for maximum mechanisation and automation of all operating processes during tunnel building.5 dwg

ethod for breaking of massif with cross cuts // 2375571
FIELD: mining.SUBSTANCE: invention is related to mining industry and may be used in boring-shearing combines for rock breaking with cutting tool. Method for breaking of massif with cross cuts of certain depth made with rotor and planetary-disk actuators. When using combined breaking element: cuts of planetary-disk actuator are arranged in radial direction, and cuts of rotor actuator in tangential one in the form of concentric circumferences. At the same time depth of rotor element cuts is equal to depth of planetary element cuts in the areas of cuts crossing.EFFECT: reduced power inputs and yield of fine rock fractions in process of massif breaking with combine actuators.2 cl, 4 dwg

ining machine actuator // 2375570
FIELD: mining.SUBSTANCE: invention is related to mining industry and may be used for performance of assembly works in mine openings. Actuator of mining machine comprises boom with crown arranged in it, reducer, reducer drive, mount platform arranged on two front levers and two back levers made in the form of hydraulic cylinders. At the same time levers and their fixation elements make a parallelogram mechanism, device for lifting and moving of mount platform. Device for lifting and moving of mount platform is arranged in the form of one lifting hydraulic cylinder, which is hingedly joined to mount platform, coaxially to hinged joints of front levers connection to mount platform. At the same time lifting hydraulic cylinder is installed at the sharp angle relative to horizontal plane of reducer and is hingedly joined to reducer in zone of back levers connection to mount platform with making of arm relative to hinged joint of front levers installed on reducer.EFFECT: wider field of mount platform application in various designs of mining machine actuators, and also simplified design of mining machine actuator.5 dwg

Facility for milling rock and other materials, also method of milling rock or similar materials implementing this facility // 2358104
FIELD: mining.SUBSTANCE: facility for milling and/or drilling rock or similar materials consists of spindle drum assembled on support and intended to rotate around axis; several rotating cutter spindles are installed in drum eccentric to axis of drum. On their ends projecting out of the spindle drum the cutter spindles bear working tools. At least two of cutter spindles are actuated from a common reducing drive, which has driven tooth gears stationary arranged on the cutter spindles and a common drive element interacting with driven tooth gears. Also the drive element and the spindle drum are assembled so as to provide their rotation relative to each other.EFFECT: processing hard materials at high efficiency of milling, increased operation life of tools, high operational reliability and compactness.55 cl, 22 dwg

Heading machine // 2328598
FIELD: engines and pumps.SUBSTANCE: heading machine contains a frame supporting the running gear, an actuator reduction gear. A rotary actuator is fitted on the output shafts of the said reduction gear and consists of a cross-piece with four beams provided with loading scoops, the supplied loading ladles, a borer and starting borer, an electric equipment and hydraulic system. A space with volume not less than that of the bucket is arranged inside every rotary actuator cross-piece beam. All the said spaces communicate, via inlets and outlets, by means of a system of pipes, the inlets and outlets incorporating shut-off valves. The spaces of two adjacent cross-piece beams are filled with high-density a liquid. Note also, that an independent pump with a position pickup is built in the space of every beam, the said pickup being coupled with the cross-piece beam inlet and outlet shut-off valves.EFFECT: automatic balancing of the rotary actuator cross-piece and ruling out its deviation from rectilinear movement.5 dwg

Full-face machine // 2324052
FIELD: mining; apparatus for making arched tunnels in underground mining of minerals.SUBSTANCE: machine includes frame whereon an undercarriage and working element drive gearbox are mounted together with a rotary working head being attached to output shafts of said gearbox. The working head consists of borer, pitching borer, cross element, each end of its arms having a loading bucket with a bottom and sidewalls, and conveyer. The front face bottoms of two loading buckets positioned on opposite arms of said cross element are slopped forward with respect to the machine displacement vector, and those of the other buckets - slopped backward with respect to the same vector.EFFECT: cleaning-up with the full engagement of the bucket cross-section area; reduction of impact loads for the cross element; reduction of heating and increased wear of the bearings in the working head drive gearbox of the machine.7 dwg

Full-face machine // 2324051
FIELD: mining; apparatus for making tunnels in underground mining of minerals.SUBSTANCE: machine includes undercarriage representing a frame whereon caterpillar trucks are attached and trunnion axes of a working head gearbox together with a rotary working head, loading buckets, berm mills, cutting drums, gathering blades, conveyer and protection cowl mounted on supports of said frame. Hydraulic lift cylinders of the working head gearbox are attached to this frame, rods of said cylinders are attached to the working head housing and all rotating parts of said rods are set into bearings equipped with a force lubrication system. The lubrication system includes pump, pressure pipeline, manifolds and system of distribution tubes leading to gear shaft bearings of the gearbox. The undercarriage frame has two tightly closed cavities, wherein a pressure line between the pump and manifolds is positioned being made in the form of coils. Both cavities of the frame are filled with cooling fluid.EFFECT: cooling of lubricating fluid within the lubrication system; increasing the life of gear shaft bearings of the machine gearbox; decreasing the ambient air temperature; enhancement of working conditions for the operating staff.4 dwg

ining boom cutting machine // 2315866
FIELD: cutting-loading machines for explosion-free cutting of deposits having complex structures.SUBSTANCE: mining machine comprises frame with movement mechanism, boom with cutting crown and loading device. Crown has rock-cutting tools. Loading device is made as inclined rotary hoisting table with gathering arms and central drag conveyor. Frame may rotate with loading device installed thereon and with unloading conveyer. Cutting crown may rotate about axis of rotation with respect to longitudinal boom axis through φ angle defined in dependence of rock hardness. Rock-cutting members are made as disc cutters reinforced by hard-alloyed pins and freely rotating in staggered order around replaceable pins.EFFECT: increased operational efficiency due to extended field of practical usage thereof and increased service life of rock-cutting members.5 dwg

Heading machine // 2305185
FIELD: mining machinery manufacturing, particularly machines which completely free the mineral from the seam.SUBSTANCE: heading machine comprises executive tool including boom with body and cutting crown, as well as feeder with nose and rock raking device. Rock raking device is installed in lower boom part facing ground. Rock raking device is plate shaped as rectangular trapezoid. Minor trapezoid side is located at cutting edge, major one facing feeder nose. The plate is rigidly connected to shaft displaced towards minor trapezoid side. The shaft is installed in socket formed in lower boom part facing ground. The plate may rotate with respect to longitudinal shaft axis. Stops are formed on boom body from both sides of longitudinal boom body axis and spaced a distance providing plate rotation through α angle, wherein 30°≤α≤45°.EFFECT: simplified structure and increased efficiency of machine loading near face.4 dwg

Device for checking possibility of mining mineral materials by cutting and for mining mineral materials // 2247811
FIELD: open-cast mining.SUBSTANCE: invention relates to continuous-operation self-propelled device designed for checking possibility of mining mineral materials and taking out interlayers whose properties, from point of view of their breaking and further transportation, are of vital importance at open cast mining. Proposed device has running gear, frame with drive unit and control panel and cutting drum arranged before running gear and equipped with cutting tools. Said drum is installed in supports of carrying frame for rotation around horizontal axis and is made for adjusting position in height by means of cylinder installed between frames and carrying frame. Crawler-type running gear is used. Cutting drum passes over entire width of device, and it is furnished with guide partitions and guard shield, is functionally connected with chute-like housing and is made for stepless change of speed of rotation, speed of feed and adjusting transverse tilting from one of two sides relative to working platform owing to vertical adjustment of position of one of hinge joints connection device frame and carrying frame which is made in form of forked rotary cantilever.EFFECT: improved operating capabilities of device.5 cl, 5 dwg

The executive body of the mountain harvester // 2214509
The invention relates to mining machinery and can be used in the construction of mining machinery, using irrigation in the process

ountain harvester // 2203415
The invention relates to the mining industry and can be used in particular for carrying out excavations and sewage extraction

Tunnel complex // 2184846
The invention relates to the mining industry, means of mechanization of holding and securing mining

ountain harvester // 2183744
The invention relates to the mining industry, in particular to the means of mechanized sinking mines with the anchor using mining machines, the scope and range of application which extends through the hinged drilling equipment
 
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