CN108194080A - A kind of continuous driving system of coal mine roadway - Google Patents

A kind of continuous driving system of coal mine roadway Download PDF

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Publication number
CN108194080A
CN108194080A CN201711479718.3A CN201711479718A CN108194080A CN 108194080 A CN108194080 A CN 108194080A CN 201711479718 A CN201711479718 A CN 201711479718A CN 108194080 A CN108194080 A CN 108194080A
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China
Prior art keywords
support
cylinder
piston shoes
support frame
pair
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CN201711479718.3A
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CN108194080B (en
Inventor
陈新川
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陈新川
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Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21CMINING OR QUARRYING
    • E21C25/00Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21CMINING OR QUARRYING
    • E21C25/00Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
    • E21C25/68Machines for making slits combined with equipment for removing, e.g. by loading, material won by other means
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21CMINING OR QUARRYING
    • E21C35/00Miscellaneous items relating to machines for slitting or completely freeing the mineral from the seam
    • E21C35/22Equipment for preventing the formation of, or for removal of, dust
    • E21C35/223Equipment associated with mining machines for sucking dust-laden air from the cutting area, with or without cleaning of the air
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D20/00Setting anchoring-bolts
    • E21D20/003Machines for drilling anchor holes and setting anchor bolts
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/16Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices

Abstract

The present invention relates to a kind of continuous driving systems of coal mine roadway, including side arm, the first piston shoes of a pair and the first support frame above a pair of first piston shoes that side arm includes horizontal alignment setting, a pair of first piston shoes are connect respectively by least one first support cylinder with the both sides of the first support frame, the front end of first support frame is horizontally installed with multiple telescopic oil cylinders, and the telescopic end of each telescopic oil cylinder is horizontally installed with extension supporting beam;After-frame, the second piston shoes of a pair and the second support frame above a pair of second piston shoes that after-frame includes horizontal alignment setting, a pair of second piston shoes are connect respectively by least one second support cylinder with the both sides of the second support frame, and the second piston shoes front end is connected with corresponding first piston shoes rear end by propelling cylinder;Independent cutterhead;Transporter;Several portion of side support anchor rod machines and top shield roof-bolter;And remote control station.The present invention can dig the operation simultaneously of fortune branch anchor, constantly recycle, continuous to tunnel, remote control, simultaneous drifting.

Description

A kind of continuous driving system of coal mine roadway
Technical field
The present invention relates to coal mine roadway excavation operation field, specifically a kind of continuous driving system of coal mine roadway.
Background technology
Coal mine roadway driving is generally using fully-mechanized digging machine and heading and anchoring integrated machine at present, fully-mechanized digging machine be responsible for drift section cutting into Material transportation after type and cutting, and heading and anchoring integrated machine is to install temporary support device and anchor pole additional on the basis of fully-mechanized digging machine Machine solves tunnel and meets head on top plate gib and anchor net fixed operation.In addition more forward position is by gib on fully-mechanized digging machine Step-by-step movement advance support system is changed to, solves a wide range of, large area supporting, fully-mechanized digging machine independent work under self-advancing support shielding Make.Also one kind is individual anchor support form, solves top plate integer support during anchoring anchor net.At present, coal mine roadway tunnels Drivage efficiency generally using fully-mechanized digging machine and heading and anchoring integrated machine is low, and tunnelling meets head on to cause to make due to the presence of fully-mechanized digging machine Industry limited space, cutting, supporting and anchoring cross-operation influence, it is impossible to continuous driving.
Invention content
The technical problems to be solved by the invention, which are to provide one kind, can dig the operation simultaneously of fortune branch anchor, constantly recycle, continuously Driving, remote control, the continuous driving system of coal mine roadway of simultaneous drifting.
The technical solution that the present invention solves above-mentioned technical problem is as follows:A kind of continuous driving system of coal mine roadway, including
Side arm, the side arm include the first piston shoes of a pair of horizontal alignment setting and above a pair of first piston shoes The first support frame, a pair of first piston shoes pass through the two of at least one first support cylinder and first support frame respectively Side connects, and the front end of first support frame is horizontally installed with multiple telescopic oil cylinders, the telescopic end water of each telescopic oil cylinder Safety is equipped with extension supporting beam;
After-frame, the after-frame include the second piston shoes of a pair of horizontal alignment setting and above a pair of second piston shoes The second support frame, a pair of second piston shoes pass through the two of at least one second support cylinder and second support frame respectively Side connects, and the second piston shoes front end is connected with the corresponding first piston shoes rear end by propelling cylinder;
Independent cutterhead, the independent cutterhead include pedestal and the cutterhead mounted on the pan frontward end, the bottom Seat is located between a pair of first piston shoes, and its rear end both sides connect corresponding second piston shoes by tunneling oil cylinder respectively Inside;
Transporter, the transporter are located at bottom in the side arm and after-frame, forepart be located at below the pedestal and with The pedestal is slidably matched, and the both sides of the transporter connect the rear end of the pedestal, the fortune by slave cylinder respectively The front end of defeated machine is equipped with the shovel board tilted down, and the upper surface of the shovel board is equipped with hoeing star-wheel;
Several portion of side support anchor rod machines and top shield roof-bolter, several portion of side support anchor rod machines and top shield anchor Bar machine may be contained between a pair of first piston shoes between a pair of second piston shoes;
And remote control station, the first support cylinder described in the remote control of the remote control station, telescopic oil cylinder, second Support oil cylinder, propelling cylinder, cutterhead, driving oil cylinder, hoeing star-wheel, transporter, portion of side support anchor rod machine, top shield roof-bolter It is operated with slave cylinder.
Operation principle:First, the first support cylinder and the second support cylinder stretch out upwards makes the first support frame and second It is held out against, and the first piston shoes and the second piston shoes is made to be held out against with tunnel bottom at the top of support frame and tunnel, so as to ensure the side arm with after Frame is fixed in tunnel, and the driving oil cylinder, which forward extends out, pushes pedestal to advance forward, so as to drive the cutting in operating Head tunnel cutting drift section coal body forward in tunnel, until driving oil cylinder to maximum overhang, and the slave cylinder with The driving oil cylinder, which forward extends out to synchronize, to be forward extended out, during which, after there is empty top zone at the top of tunnel, each telescopic oil cylinder band The dynamic corresponding extension supporting beam, which synchronizes, to be stretched out with supported laneway empty top zone, accomplishes gib;Then, the slave cylinder It shrinks and the transporter is driven to advance forward, so as to which the shovel board be driven to advance forward, during which, hoeing star-wheel is operated cutting Coal body takes off the transporter backward, so as to which the coal body for making cutting transports tunnel by the transporter;Then, when tunnel bottom After the completion of float coal cleaning, first support cylinder shrinks the fixation for releasing the side arm and tunnel, and propelling cylinder forward extends out The side arm is pushed to advance forward and the distance for tunneling oil cylinder overhang equivalent, the extension supporting beam is by the flexible oil Cylinder drives synchronous retraction, and the side arm is fixed in tunnel by the first support cylinder stretching later, the second support oil Cylinder shrinks the fixation for releasing the after-frame and tunnel, and propelling cylinder, which is shunk, pulls the after-frame to advance forward and the driving oil cylinder The after-frame is fixed in tunnel by the distance of overhang equivalent, later the second support cylinder stretching, the portion of side supporting Roof-bolter and top shield roof-bolter are according to procedure calls, in the cutterhead rear work space in time into trade association, top anchoring Operation.So cycle can be tunneled continuously, simultaneous drifting.
The beneficial effects of the invention are as follows:The present invention, which proposes, decomposes fully-mechanized digging machine, retains the independent cutterhead, described The solution of excavation operation is carried out under the shielding of side arm and after-frame, current coal mine roadway driving is solved and generally uses fully-mechanized digging machine And heading and anchoring integrated machine drivage efficiency is low, tunnelling meets head on working space to be caused to be limited due to the presence of fully-mechanized digging machine, cutting, branch Shield and anchoring cross-operation influence, it is impossible to which continuous the problem of tunneling can dig the operation simultaneously of fortune branch anchor, constantly recycle, continuously dig Into, remote control, simultaneous drifting.
Further, the remote control station includes remote power feeding case and long-range liquid supply box, and the remote power feeding case is described First support cylinder, telescopic oil cylinder, the second support cylinder, propelling cylinder, cutterhead, driving oil cylinder, hoeing star-wheel, transporter, The operating power supply of portion of side support anchor rod machine, top shield roof-bolter and slave cylinder, the long-range liquid supply box are described first Support oil cylinder, telescopic oil cylinder, the second support cylinder, propelling cylinder, driving oil cylinder, portion of side support anchor rod machine, top shield roof-bolter With the operating feed flow of slave cylinder.
The advantageous effect of above-mentioned further technical solution is:Ensure this system steady running.
Further, the remote control station further includes industrial dust collector, first support frame and the second support frame it is each Root beam is interconnected tubular beam, is offered on the side wall of each beam of first support frame and the second support frame multiple Ventilation hole A, first support frame connect second support frame, the side wall of the pipe band by the more pipe bands being set up in parallel On offer multiple ventilation hole B, the industrial dust collector connects first support frame or the second support frame by air hose.
The advantageous effect of above-mentioned further technical solution is:Utilize the powder at industrial dust collector suction boring head position Dirt provides good operating environment for boring head video monitoring.
Further, the transporter is scratch board conveyor.
The advantageous effect of above-mentioned further technical solution is:Ensure conveying stability of the transporter in tunnel.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution of the prior art Embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar element Or part is generally identified by similar reference numeral.In attached drawing, each element or part might not be drawn according to practical ratio.
Fig. 1 is the structural diagram of the present invention;
Reference numeral:
1- cutterheads;2- pedestals;3- extension supporting beams;4- telescopic oil cylinders;5- ventilation holes;The first support frames of 6-;7- pipe bands; 8- transporters;The second piston shoes of 9-;The second support cylinders of 10-;11- propelling cylinders;12- tunnels oil cylinder;13- slave cylinders;14- One piston shoes;The first support cylinders of 15-;16- hoeing star-wheels;17- shovel boards;The second support frames of 19-;20- ventilation holes B
Specific embodiment
The embodiment of technical solution of the present invention is described in detail below in conjunction with attached drawing.Following embodiment is only used for Clearly illustrate technical scheme of the present invention, therefore be only used as example, and the protection model of the present invention cannot be limited with this It encloses.
As shown in Figure 1, a kind of continuous driving system of coal mine roadway, including
Side arm, side arm include first piston shoes of a pair 14 of horizontal alignment setting and above the first piston shoes 14 of a pair the One support frame 6, a pair of first piston shoes 14 are connect respectively by two the first support cylinders 15 with the both sides of the first support frame 6, the The front end of one support frame 6 is horizontally installed with multiple telescopic oil cylinders 4, and the telescopic end of each telescopic oil cylinder 4 is horizontally installed with extension branch Guard beam 3;
After-frame, a pair second piston shoes 9 of the after-frame including horizontal alignment setting and second above a pair of second piston shoes 9 Support frame 19, a pair of second piston shoes 9 are connect respectively by two the second support cylinders 10 with the both sides of the second support frame 19, and second 9 front end of piston shoes is connected with corresponding first piston shoes, 14 rear end by propelling cylinder 11;
Independent cutterhead, independent cutterhead include pedestal 2 and the cutterhead 1 mounted on 2 front end of pedestal, and pedestal 2 is located at one Between the first piston shoes 14, its rear end both sides connect the inside of corresponding second piston shoes 9 by tunneling oil cylinder 12 respectively;
Transporter 8, transporter 8 are located at bottom in side arm and after-frame, and forepart is located at 2 lower section of pedestal and is slided with pedestal 2 Dynamic cooperation, respectively by the rear end of 13 connect base 2 of slave cylinder, the front end of transporter 8 is equipped with downwards for the both sides of transporter 8 Inclined shovel board 17, the upper surface of shovel board 17 are equipped with hoeing star-wheel 16;
Several portion of side support anchor rod machines and top shield roof-bolter, several portion of side support anchor rod machines and top shield roof-bolter It may be contained between a pair of first piston shoes 14 between a pair of second piston shoes 9;
And remote control station, remote control station the first support cylinder of remote control 15, the support oil of telescopic oil cylinder 4, second Cylinder 10, propelling cylinder 11, cutterhead 1, driving oil cylinder 12, hoeing star-wheel 16, transporter 8, portion of side support anchor rod machine, top shield Roof-bolter and slave cylinder 13 operate.
In the present embodiment, remote control station includes remote power feeding case and long-range liquid supply box, and remote power feeding case is the first support Oil cylinder 15, telescopic oil cylinder 4, the second support cylinder 10, propelling cylinder 11, cutterhead 1, driving oil cylinder 12, hoeing star-wheel 16, transport The operating of machine 8, portion of side support anchor rod machine, top shield roof-bolter and slave cylinder 13 is powered, and long-range liquid supply box is the first support Oil cylinder 15, telescopic oil cylinder 4, the second support cylinder 10, propelling cylinder 11, driving oil cylinder 12, portion of side support anchor rod machine, top shield The operating feed flow of roof-bolter and slave cylinder 13;Remote control station further includes industrial dust collector, the first support frame 6 and the second support Each beam of frame 19 is interconnected tubular beam, is opened on the side wall of each beam of the first support frame 6 and the second support frame 19 Equipped with multiple ventilation hole A5, the first support frame 6 connects the second support frame 19, the side of pipe band 7 by the more pipe bands 7 being set up in parallel Multiple ventilation hole B20 are offered on wall, industrial dust collector connects the first support frame 6 by air hose;Transporter 8 is transported for scraper plate Machine.
Operation principle:First, the first support cylinder 15 and the second support cylinder 10 stretch out upwards makes the first support frame 6 and the It is held out against, and the first piston shoes 14 and the second piston shoes 9 is made to be held out against with tunnel bottom at the top of two support frames 19 and tunnel, so as to ensure side arm It is fixed in tunnel with after-frame, driving oil cylinder 12, which forward extends out, pushes pedestal 2 to advance forward, so as to drive the cutterhead in operating 1 tunnels forward cutting drift section coal body in tunnel, until driving oil cylinder 12 arrives maximum overhang, and slave cylinder 13 is with pick It forward extends out to synchronize into oil cylinder 12 and forward extend out, during which, after there is empty top zone at the top of tunnel, each telescopic oil cylinder 4, which drives, to be corresponded to Extension supporting beam 3 synchronize stretch out with supported laneway empty top zone, accomplish gib;Then slave cylinder 13, which is shunk, drives transport Machine 8 is advanced forward, and so as to which shovel board 17 be driven to advance forward, during which, hoeing star-wheel 16 is operated takes off upper fortune backward by the coal body of cutting Defeated machine 8 transports tunnel so as to which the coal body for making cutting is transported machine 8;Then, after the completion of the cleaning of the float coal of tunnel bottom, first Support cylinder 15 shrinks the fixation for releasing side arm and tunnel, and propelling cylinder 11, which forward extends out, pushes side arm to advance forward and driving oil The distance of 12 overhang equivalent of cylinder, extension supporting beam 3 drive synchronous retraction by telescopic oil cylinder 4, and the first support cylinder 15 is stretched later Go out and side arm is fixed in tunnel, the second support cylinder 10 shrinks the fixation for releasing after-frame and tunnel, and propelling cylinder 11, which is shunk, to be drawn The distance that dynamic after-frame is advanced forward with driving 12 overhang equivalent of oil cylinder, the second support cylinder 10, which stretches out, later is fixed on after-frame In tunnel, portion of side support anchor rod machine and top shield roof-bolter according to procedure calls, 1 rear work space of cutterhead in time into Trade association, top anchoring operation.So cycle can be tunneled continuously, simultaneous drifting, and during continuous driving, industrial dust collector is lasting The dust at operating suction boring head position, good operating environment is provided for boring head video monitoring.
Finally it should be noted that:The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations;To the greatest extent Pipe is described in detail the present invention with reference to foregoing embodiments, it will be understood by those of ordinary skill in the art that:Its according to Can so modify to the technical solution recorded in foregoing embodiments either to which part or all technical features into Row equivalent replacement;And these modifications or replacement, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution The range of scheme should all cover in the claim of the present invention and the range of specification.

Claims (4)

1. a kind of continuous driving system of coal mine roadway, which is characterized in that including
Side arm, the side arm include the first piston shoes of a pair (14) of horizontal alignment setting and positioned at a pair of first piston shoes (14) The first support frame (6) of top, a pair of first piston shoes (14) pass through at least one first support cylinder (15) and institute respectively The both sides connection of the first support frame (6) is stated, the front end of first support frame (6) is horizontally installed with multiple telescopic oil cylinders (4), respectively The telescopic end of a telescopic oil cylinder (4) is horizontally installed with extension supporting beam (3);
After-frame, the after-frame include the second piston shoes of a pair (9) of horizontal alignment setting and on a pair of second piston shoes (9) Second support frame of side, a pair of second piston shoes (9) pass through at least one second support cylinder (10) and described second respectively The both sides connection of support frame, the second piston shoes (9) front end passes through propelling cylinder with corresponding first piston shoes (14) rear end (11) it connects;
Independent cutterhead, the independent cutterhead include pedestal (2) and the cutterhead (1) mounted on the pedestal (2) front end, institute Pedestal (2) is stated between a pair of first piston shoes (14), its rear end both sides correspond to respectively by tunneling oil cylinder (12) connection Second piston shoes (9) inside;
Transporter (8), transporter (8) bottom in the side arm and after-frame, forepart are located at below the pedestal (2) And be slidably matched with the pedestal (2), the both sides of the transporter (8) connect the pedestal by slave cylinder (13) respectively (2) rear end, the front end of the transporter (8) are equipped with the shovel board (17) tilted down, the upper surface peace of the shovel board (17) Equipped with hoeing star-wheel (16);
Several portion of side support anchor rod machines and top shield roof-bolter, several portion of side support anchor rod machines and top shield roof-bolter It may be contained between a pair of first piston shoes (14) between a pair second piston shoes (9);
And remote control station, the first support cylinder (15), telescopic oil cylinder (4), described in the remote control of the remote control station Two support cylinders (10), propelling cylinder (11), cutterhead (1), driving oil cylinder (12), hoeing star-wheel (16), transporter (8), side Portion's support anchor rod machine, top shield roof-bolter and slave cylinder (13) operating.
A kind of 2. continuous driving system of coal mine roadway according to claim 1, which is characterized in that the remote control station packet Include remote power feeding case and long-range liquid supply box, the remote power feeding case is first support cylinder (15), telescopic oil cylinder (4), the Two support cylinders (10), propelling cylinder (11), cutterhead (1), driving oil cylinder (12), hoeing star-wheel (16), transporter (8), side The operating power supply of portion's support anchor rod machine, top shield roof-bolter and slave cylinder (13), the long-range liquid supply box are described first Support cylinder (15), telescopic oil cylinder (4), the second support cylinder (10), propelling cylinder (11), driving oil cylinder (12), side portion's supporting The operating feed flow of roof-bolter, top shield roof-bolter and slave cylinder (13).
3. the continuous driving system of a kind of coal mine roadway according to claim 2, which is characterized in that the remote control station is also Including industrial dust collector, each beam of first support frame (6) and the second support frame is interconnected tubular beam, described the Multiple ventilation hole A (5), first support frame are offered on the side wall of each beam of one support frame (6) and the second support frame (6) second support frame is connected by the more pipe bands (7) being set up in parallel, is offered on the side wall of the pipe band (7) multiple Ventilation hole B (20), the industrial dust collector connect first support frame (6) or the second support frame by air hose.
A kind of 4. continuous driving system of coal mine roadway according to any one of claims 1 to 3, which is characterized in that the fortune Defeated machine (8) is scratch board conveyor.
CN201711479718.3A 2017-12-29 2017-12-29 A kind of continuous driving system of coal mine roadway Active CN108194080B (en)

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CN108194080B CN108194080B (en) 2019-09-24

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109989779A (en) * 2019-01-15 2019-07-09 中国煤炭科工集团太原研究院有限公司 Collect automatic lapping, dust-extraction unit, the preceding temporary support system for visiting functions

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102022122A (en) * 2010-11-03 2011-04-20 吕国定 Support-type comprehensive tunneler
CN202611695U (en) * 2012-04-06 2012-12-19 中铁隧道装备制造有限公司 Novel rectangular coal roadway quick driving and bolting all-in-one machine
CN202914117U (en) * 2012-11-16 2013-05-01 山东矿机集团股份有限公司 Movable supporting and protecting support of roadway heading machine
CN205532674U (en) * 2016-03-31 2016-08-31 安徽理工大学 Take a step from novel advance timbering of formula of moving group
CN205578020U (en) * 2016-03-03 2016-09-14 辽宁工程技术大学 Formula of taking a step tunnelling supporting device suitable for hard rock tunnelling
CN107178384A (en) * 2017-07-17 2017-09-19 中煤能源研究院有限责任公司 The advanced telescopic cantilever suspension device of tunnelling and its construction method
CN207847645U (en) * 2017-12-28 2018-09-11 神华集团有限责任公司 The continuous driving system in tunnel

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102022122A (en) * 2010-11-03 2011-04-20 吕国定 Support-type comprehensive tunneler
CN202611695U (en) * 2012-04-06 2012-12-19 中铁隧道装备制造有限公司 Novel rectangular coal roadway quick driving and bolting all-in-one machine
CN202914117U (en) * 2012-11-16 2013-05-01 山东矿机集团股份有限公司 Movable supporting and protecting support of roadway heading machine
CN205578020U (en) * 2016-03-03 2016-09-14 辽宁工程技术大学 Formula of taking a step tunnelling supporting device suitable for hard rock tunnelling
CN205532674U (en) * 2016-03-31 2016-08-31 安徽理工大学 Take a step from novel advance timbering of formula of moving group
CN107178384A (en) * 2017-07-17 2017-09-19 中煤能源研究院有限责任公司 The advanced telescopic cantilever suspension device of tunnelling and its construction method
CN207847645U (en) * 2017-12-28 2018-09-11 神华集团有限责任公司 The continuous driving system in tunnel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109989779A (en) * 2019-01-15 2019-07-09 中国煤炭科工集团太原研究院有限公司 Collect automatic lapping, dust-extraction unit, the preceding temporary support system for visiting functions

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