achines which completely free the mineral from the seam (E21C27)

E   Fixed constructions(158970)
E21C     ining or quarrying(17294)
E21C27                 achines which completely free the mineral from the seam(2628)
E21C27/06 - With a slewing frame(9)
E21C27/35 - Ram-ploughs(7)
E21C27/46 - By percussed planing means(69)

ethod for development of steeply dipping deposits of solid minerals // 2645697
FIELD: mining.SUBSTANCE: invention relates to the mining industry and can be used in the development of steeply dipping deposits of solid minerals, in particular rock and half-rock types. Method includes positioning the automated deep mining complex in relation to the face, bringing it into the working initial state by means of a mechanism for rotating the cantilever telescopic boom in the vertical plane with the main, intermediate and head sections taking into account the direction of the ore body. To intensify the process of cutting and activating pneumatic conveying, a pick-up and loading machine is equipped with a vibration unit, the vibration frequency of which is regulated depending on the physical and mechanical characteristics of the rocks and the cutting parameters of the bailer-loading organ. Drive of the pick-up and loading machine and the vibration unit are placed on the head section, and the telescopically flap nozzle is placed in the head section.EFFECT: technical result consists in increasing the productivity, reliability and increasing the technological efficiency of the rock failure of various degrees of strength in confined spaces by adjusting the cutting force in the development zone and by forming fracture zones in the surface layer of the treated ground, taking into account the strength characteristics of the rock, reducing the volume of overburden mining, reducing environmental impact in the area of mining.1 cl, 4 dwg
achine for fastening bolts of mining machine roof // 2643053
FIELD: mining.SUBSTANCE: mining machine comprises at least one machine for fastening roof bolts, in which a head for drilling or installing the bolts is provided on the main frame of the mining machine by means of the first and the second bearing frame of the machine. Between the second bearing frame and the support of the bearing element there is a connecting lever, which sets the head for drilling or installing bolts by means of conventional bearing element device. Pivotal attachments between the first and second frames and connecting levers enable moving the head for drilling or installing the bolts both forward and backward, and in lateral directions in so that the mining machine can reach a plurality of different positions for installing the bolts or drilling.EFFECT: reliability, providing movement of the drill head between a plurality of positions.14 cl, 8 dwg

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

illing machine, crusher of rock fractures for it and system of longwall mining // 2642698
FIELD: mining engineering.SUBSTANCE: machine is located adjacent to a face conveyor for transporting the material, and comprises a chassis, a boom pivotally connected to the chassis, a blade drum for engagement with stope face, while knife drum is mounted for rotation on the boom, and the crusher rock fractures used to trap material on the face conveyor. In this case, the chassis includes a first end and a second end, the chassis being movable in at least a first direction that is substantially parallel to the stope face. The crusher of rock fractures includes an elongated crushing arm having a first end and a second end, the first end being pivotally connected to the chassis about the axis of the lever. The crusher of the rock fractures also includes a number of teeth for crushing the mined material.EFFECT: development of longwall in a compact manner, with a compact crusher.19 cl, 4 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
Coal mining machine // 2625833
FIELD: mining.SUBSTANCE: coal mining machine contains a body with cutting units with augers fixed at its ends and a crusher mounted on the body. Crusher mounting shaft is installed coaxially with bushings on which the cutting unit is installed.EFFECT: simplifed design of the machine during crusher installation, reduced size of it, reduced extraction thickness minimum.2 cl, dwg

ethod of mine working // 2624491
FIELD: mining engineering.SUBSTANCE: method consists of multipoint impact on the free surface of the face by the executive bodies driven by external energy sources, giving the central executive body the direction of movement of the combine with the subsequent activation of the peripheral executive bodies and their movement along the trajectory of the epicycloid. At the same time, a shock-shearing effect of a rock-destroying tool by means of generators of mechanical impulses is carried out on the free face by applying prolonged shock loads with a successive step-by-step displacement along the entire surface of the face section.EFFECT: expanding the use of mechanical impact and force to destroy strong rocks, the possibility of changing the direction of mining workings, especially in difficult mining and geological conditions, reducing energy intensity, improving the working conditions of maintenance personnel.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

Stabilisation system for mining machine // 2618005
FIELD: mining.SUBSTANCE: group of inventions relates to mining equipment, in particularly to machines of continuous action. The method for the mining machine stabilisation relative to the first surface of the excavation and the second surface excavation comprises the extension of the first actuator to the first surface of the excavation before reaching a predetermined value by at least one indicator of the force between the first actuator and the first surface of the excavation, the retraction of the first actuator to the first predetermined distance, the first extension of the actuator to the first predetermined distance plus the offset distance, the second extension of the actuator to the second surface of the excavation before reaching a predetermined value of at least one indicator of the force between the second actuator and a second surface of the mountain Mining machine for the method's implementation.EFFECT: invention provides the implementation of maximum opportunities for creating the lining and optimal leveling.25 cl, 21 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

Slow rotation of cutter-loader drum // 2607134
FIELD: machine building.SUBSTANCE: group of inventions relates to cutter-loaders. Cutter-loader includes a cutting drum with multiple cutting teeth arranged on the drum and a mechanism of the cutting drum rotation. Mechanism of the cutting drum rotation includes a power supply source, a cutter motor, a switch and a drive with controlled frequency. Switch has the first and the second states. First state electrically connects the power supply source and the cutter motor for operation of the cutting drum at the rate of cutting, a the second state electrically connects the drive with controlled frequency and the cutter motor for operation of the cutting drum at the rate of servicing, lower than that of cutting.EFFECT: technical result is provision for rotation of the cutting drum of the machine at the rate of servicing.20 cl, 4 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

Heading set for auxiliary workings // 2599115
FIELD: mining.SUBSTANCE: invention relates to mining, specifically to a heading set designed for auxiliary mine workings. Heading set for auxiliary mines includes working element, protective cover, mechanism for movement of working element, erector arm tunnel driver, bearing frame, rotary lever. Working element is made in form of strikers with peaks, pivotally connected to movable platform fixed on one end of rotary lever and is equipped with hydraulic cylinder for controlling angle between longitudinal axes of hammers. Each of hammers is equipped with mechanism for rotation of peaks in form of helical pair with ratchet wheel, consisting of segments with springs with possibility of their reciprocal motion.EFFECT: such a solution of system provides clear delineation of bottom-hole zone in mine roof, reduces weight of actuating element, which reduces time spent on mounting-dismantling works, increases productivity and efficiency of treatment of bottom-hole zone, as well as safety of works.1 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

ethod of fastening of rotary reducer to housing in cutter loader // 2572576
FIELD: mining.SUBSTANCE: invention relates to the method of fastening of the rotary reducer to the housing in the cutter loader. The method of fastening of the rotary reducer to the housing using the hydraulic jack, the hinge and, at least, one pin with the hinge eyes consists in that the axis of the pin connecting the rotary reducer of the cutter loader with the hinge eyes, and the engine axis are located mutually parallel in the same plane. The hydraulic jack is located between the axis of the feeder power shaft and the pin connecting the rotary reducer of the cutter loader with the hinge eyes.EFFECT: possibility of providing of free motion of the drive towards a crimp in conditions of confined space (small volume) and execution of production in thin layers with low thickness.3 cl, 3 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 production by impact cutting and impact cutting loading machine for method implementation // 2563467
FIELD: oil and gas industry.SUBSTANCE: impact guiding part is installed. Two ends of the impact guiding part are fitted with impact heads or one end of the impact guiding part is fitted with the impact head, and another end is fitted with the counterbalance. The impact guiding part is installed in the guiding device, the power impact part is installed. The power impact part is installed in the impact actuating unit. The guiding device and the impact actuating unit are integrated with formation of the reciprocating impact part; the power impact part puts the impact guiding part into reciprocating movement. The impact guiding part puts in action impact heads / impact head for impact effect on a coal or rock wall for material crushing; the frame is installed. The frame is fitted or not fitted with the lifting device. The reciprocating impact part is installed on the frame or on the lifting device; the frame is installed on the housing of the machine, or the frame and the lifting device are integrated and installed on the machine housing, the mobile part is installed. The mobile part is installed in the lower part of the machine housing. The mobile part puts the machine housing in motion; the machine housing supports impact heads / impact head for impact effect in a reciprocating manner for material crushing. The impact cutting loading machine contains: the machine housing, the mobile part and the reciprocating impact part. The reciprocating impact part contains the guiding device and the impact actuating unit. The guiding device contains the impact guiding part; meanwhile the reciprocating impact part also contains the impact head, two ends of the impact guiding part have impact heads, or one end of the impact guiding part has the impact head, and another end has the counterbalance; and the impact actuating unit contains the power impact part; the power impact part puts in action impact heads / impact head for execution of reciprocating motion; the impact guiding part puts in action impact heads / impact head for impact effect on a coal or rock wall with material crushing. The machine housing contains a frame and has or has no lifting device, and the reciprocating impact part is installed on the frame; or, when the machine housing has a lifting device, the reciprocating impact part is installed on the lifting device. The lifting device is installed on the frame, and the mobile part is installed in the lower part of the machine housing and puts in motion the machine housing.EFFECT: mining efficiency improvement.29 cl, 128 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

Plough for ploughing plants and ploughing plant for inclined stratum // 2556601
FIELD: process engineering.SUBSTANCE: invention relates to mining, particularly to coal of minerals ploughing at inclined strata, particularly, of steep deposits. Ploughing plant comprises plough, at least on pull chain to displace plough over coal work face and guide mechanism arranged along coal work face by means of sliding guide runners. Said plough has split ploughing body with two main elements. Ploughing body main element is provided with retainer for separate pull chain and one or several guide sliding runners. Guide mechanism has two guide plates spaced apart by, in fact, identical distance to coal work face over which plough body is driven with help of their guide sliding runners.EFFECT: working of coal seams with higher safety.30 cl, 11 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

Roof supports for longwall mining // 2544345
FIELD: mining.SUBSTANCE: invention relates to mining, namely to sections of powered supports. The invention proposes a roof support of the main entry, which has two spaced sides, each of which includes a rear base interacting with soil, a hydraulically controlled rear support column connected to the above rear base, a rear shield, a rear connection that attaches the above rear shield in a hinged way to the above said rear base interacting with soil, a middle base interacting with soil and connected to the above said rear base, a hydraulically controlled middle support column connected to the above said middle base, the front base interacting with soil and connected to the above said middle base, and a hydraulically controlled front support column connected to the above said front base. Besides, the roof support includes a rear beam interacting with the roof and hinged to the rear shield, a middle beam interacting with the roof and hinged to the above said rear beam, and the front beam interacting with the roof and hinged to the middle beam interacting with the roof. With that, the above said rear support columns are connected between the above said rear bases and the specified rear beam; the above said middle support columns are connected between the above said middle bases and the above said middle beam, and the above said front support columns are connected between the above said front bases and the above said front beam. A rear connection strip is hinged to each of the above said rear bases interacting with soil; a middle connection strip is hinged to each of the above said middle bases interacting with soil, and the front connection strip is hinged to each of the above said front bases interacting with soil.EFFECT: improvement of operation of a powered support, namely improvement of stability and provision of constant contact to roof of mining under conditions of variation of mining area relief.9 cl, 17 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

Device for underground development of thick and steep deposits of potassium ores // 2540736
FIELD: transport.SUBSTANCE: device for underground development of thick and steep deposits of potassium ores includes blind shaft tunneller of "ПГР-1" type consisting of guiding-holding down gear body with rollers on pillars, two driving motors, planetary reduction gear, actuating elements; hollow centring guide; cable winch mounted on frame. Blind shaft tunneller is equipped with device made in the form of integrated swivel and current collector and located in guide gear made as curb on the inner surface of which longitudinal grooves are made to accommodate pillars with rollers of guiding-holding down gear of tunneler, and fixed in guiding gear stopping device. At outer side of guiding gear, in the bottom part supporting hydraulic jacks are installed, and in the top part - throw over blocks for rope and for cable are fixed on axis. Wrench is made double-drum - rope-and-cable - and fitted on frame of caterpillar double-drive chassis, the frame is equipped at its front with supporting hydraulic jacks and at its top - with power manipulator pivotally connected with guiding gear controlled from driver's cabin. Apart from driver's cabin, ground control console is placed. Power manipulator includes boom with hydraulic cylinder for guiding gear lifting-lowering, hydraulic drive for boom rotation around its axis for an angle α, hydraulic cylinder using which guiding gear is turned for an angle β relative to boom longitudinal axis.EFFECT: blind shaft tunneller functionality and structural capabilities enhancement, safety of works.6 dwg

Cutter for grader and grader for grading devices // 2538561
FIELD: process engineering.SUBSTANCE: set of inventions relates to cutters to be attached to grader body element and to underground extraction graders, particularly, to development of steeply inclined coal seams. Grader comprises body with means to guide it in its guides, cutters with multiples seats for individual cutters. Grader comprises split body with two main elements and body mid element to be fitted between said main elements and tool plate attached to grader body mid element. Tool plate front has recesses for fixation of cutter seats while its rear has slitted recess for rigid connection of fixation ledge made at grader body mid element. Tool plate rear part front end has longer top part and shorter locking part with slitted recess made there between.EFFECT: reliable attachment of cutters, optimized development of minerals.16 cl, 9 dwg

Shaft-sinking and tunnelling mining unit (module) // 2528350
FIELD: mining.SUBSTANCE: shaft-sinking and tunnelling winning unit for mechanisation of mine workings and mining operations comprises a platform in the form of a frame with support skis and the adjustable insert, a mining machine with symmetrically placed screws on the output shafts of gearboxes, the face conveyor with line pans, the sections of mechanised shoring with bases and canopies with hydraulic props of the thrust and the jacks of shifting, the scraper reloader and the control panel. The platform is made autonomously and is provided with a feeding mechanism in the form of a feeding mechanism of the mining machine with the ability of rigid placing on it of the housing of the mining machine in cleaning and in excavating implementation.EFFECT: reduction of metal consumption, increased performance and reliability.8 cl, 10 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

Device to shift holder of roof cutter and safety element for this device // 2516588
FIELD: construction.SUBSTANCE: device is designed for installation and operation on a body of a winning draw knife. The device to shift a holder of a roof cutter is installed as capable of regulation along the height of the roof cutter holder. The device includes a worm wheel interacting with a rack gearing available on the holder of the roof cutter, the input shaft for actuation of the worm wheel, a gear preferably arranged between the input shaft and the worm wheel and an upper board, which is equipped with a through hole for the input shaft and which is fixed on the body of the draw knife without possibility of rotation. The upper board is equipped with at least one fastening device, to which a safety element is fixed in the mounting condition without the possibility of slipping as placed onto the free end of the input shaft.EFFECT: invention provides for the possibility of installation and disconnection of a device for shifting of a roof cutter holder by the method preventing unintentional movements of a shifted roof cutter holder.16 cl, 5 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

Tunnelling combine // 2494253
FIELD: mining.SUBSTANCE: tunnelling combine is proposed, comprising a cutting element, hydromotors of a movement mechanism, controlled by a hydraulic distributor, and outriggers kinematically connected to hydraulic cylinders equipped with hydraulic locks and controlled by a separate hydraulic distributor. Besides, the tunnelling combine additionally comprises an "or" valve, one inlet of which is connected to one of manifolds of hydromotors of the movement mechanism, and the other one is connected with their second manifold, and a check valve, the under-valve cavity of which is connected to the outlet of the "or" valve, and the above-valve cavity is connected via the hydraulic locks of hydraulic cylinders with their stem cavities. Besides, in the neutral position of the separate hydraulic distributor of hydraulic cylinders control, their piston cavities are connected with a drain manifold via hydraulic locks.EFFECT: expansion of capabilities of tunnelling combine control and higher safety.2 dwg

Plant to extract hard ore from thin beds by drilling-out // 2486339
FIELD: mining.SUBSTANCE: proposed plant comprises machine to drill pilot well arranged in drilling room, rock cutting tool, screw to displace sludge, winch with rope and mounting trolley. Besides, it comprises equipment to reception and transfer of sludge. Note here that said winch is arranged at said mounting trolley and located in transport-sorting face. Note also that screw and cable are secured to expander on the side opposite the pilot well mouth.EFFECT: expanded operating performances and higher efficiency.5 dwg

ining machine actuator // 2480585
FIELD: mining.SUBSTANCE: mining machine actuator comprises a body installed as capable of rotation in the form of a disc, where along the periphery there are rock-breaking tools installed in holders, at the same time on the working surface of the disc along the circumference with the radius equal to 1/2 of the disc radius, there are sleeves fixed, in which sharpened bits of conical shape are installed as capable of pulsating motion along their axis, at the same time on the same radius in the disc there is an odd number or at least one through hole in the form of a truncated cone in the cross section of the disc, narrowing from the disc surface, where bits are installed, to its rear side.EFFECT: improved efficiency of mineral extraction, increase of its quality and safety of actuator and entire machine operation.4 dwg

Conveyor pan with edge of improved shape // 2471994
FIELD: mining.SUBSTANCE: conveyor pan for use with a mining combine with a shoe in the form of sleds when mining in long faces comprises a side element, having a surface for contact with a shoe formed by a part of a side element, stretching horizontally along its entire length. This part has the first end and the second end, every of which has an upper part, a rear part, a front part and an edge. The edge at the first end and the edge at the second end are arranged at the angle of 45 degrees to the vertical plane perpendicular to the horizontal plane formed by the surface of the side element.EFFECT: improved conveyor pan, delay in combine load transfer from one pan to another and balancing of this load.14 cl, 6 dwg

Towing trolley for mining drawknife // 2470154
FIELD: mining.SUBSTANCE: invention refers to mining industry, and namely to towing trolley for underground mining drawknife. Towing trolley for underground mining drawknife includes a towing trolley body inserted in the drawknife body cavity, which is provided on rear side of the cavity guide with a connection element to fix the drawknife chain, and on front side of the cavity guide - with front part, the ends of which indicate the movement direction and form thrust surfaces to interact with counter-thrust surfaces in the drawknife body cavity; at that, a damping device is integrated into the front part of towing trolley and acts with damping in both movement directions. Connection element is movable relative to thrust surfaces with overcoming of back force of damping system of damping device, which is located between thrust surfaces. The provision is made for a receiving body that is rigidly connected to the connection element to receive the damping system. Thrust surfaces form ends of movable bushing, in inner space of which the receiving body is located in movable manner; at that, inner sides of thrust surfaces preferably form thrusts for relative movement between movable bushing and receiving body.EFFECT: increasing the device efficiency.16 cl, 12 dwg

Shuttle coal cutter machine // 2467167
FIELD: mining.SUBSTANCE: invention relates to rock cutters and is intended for mechanisation of mining. Proposed machine comprises body, control board, hydraulic tools, motor and reduction gearboxes. It is provided with two cutting shafts and two cutting chains engaging gear wheels of reduction gearbox output shafts with those of actuator cutting shafts. Machine body is composed of two identical parts made of solid metal sheets with recesses to receive bearings of actuator shafts. Said shafts support cutoff cutters arranged 0.15 m one from another perpendicular to cutting shaft axes. Note here that every cutter is locked on shaft by key and is composed of two halves locked on shaft by steel plates and bolts. Additional cutters are welded to every tooth of cutter on both sides at 30° to each other. Lengths of cutting chains are welded between planes of cutters over cutting shaft length. Hydraulic tools represent a cabinet provided with tube lengths welded thereto to receive hydraulic jacks fitted therein with rods provided with hydraulic wedges welded thereto to fit in coal slots made by working cutters.EFFECT: simplified design, better coal quality.4 cl, 4 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
 
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