CN101705820B - Coal drilling machine - Google Patents
Coal drilling machine Download PDFInfo
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- CN101705820B CN101705820B CN200910229462XA CN200910229462A CN101705820B CN 101705820 B CN101705820 B CN 101705820B CN 200910229462X A CN200910229462X A CN 200910229462XA CN 200910229462 A CN200910229462 A CN 200910229462A CN 101705820 B CN101705820 B CN 101705820B
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Abstract
The invention discloses a mining coal machine, in particular a coal drilling machine suitable for mining a thin coal seam, which comprises a main frame, an electric control system (12), a hydraulic system (9), a drilling tool and an auxiliary system (8), wherein one or two sides of the main frame are provided with a four-shaft linkage drilling tool; the drilling tool consists of a drilling rod (29), an air pipe (16), a front transmission gear box (15) with four output shafts and a drilling bit (14); power is transmitted to the drilling bit (14) through the drilling rod (29) and the front transmission gear box (15); and the air pipe (16) is communicated to the drilling bit (14) end. The invention also discloses a coal drilling machine of which the two sides of the main frame are provided with drilling tools. When used for thin and ultrathin coal seam mining, the coal drilling machine realizes an unmanned working face mining mode with convenient and safe operation, and solves the problems that the mining method of conventional equipment cannot mine or can mine but has low efficiency, high cost, bad reliability and poor safety, which is ideal equipment for safe and efficient mining of the thin and ultrathin coal seam.
Description
Technical field
Patent of the present invention relates to a kind of brand-new colliery and uses coal-cutting machinery; Especially a kind ofly be used for the two-way efficient coal drilling machine of four-axle linked formula that girdle or ultra-thin coal seam realize that manless working face is mined, it applicable to nonflammable, have the coal seam of gas and coal dust explosion hazard to mine.
Background technology
At present, both at home and abroad in the mechanical coal mining mode, the overwhelming majority carries out on length is 120 meters-300 meters stope, is made up of coal-cutting machinery, Transport Machinery, roof timbering and goaf processing etc., and promptly so-called longwell formula is mined.This mode coal breakage equipment is to be main with drum shearer, coal plough, whole coal mining system more complicated, and device therefor, workman are more, and there is the problem of cost height, difficult management, poor stability in this coal-mining method.Particularly for the girdle below the 0.9m, above problem is especially outstanding, and what the girdle in a lot of collieries was often abandoned does not adopt, and has caused a large amount of wastes of resource.
In recent years, domesticly introduced a kind of three-shaft linkage formula spiral drill shearer machine,,, failed to be applied owing to there is following shortcoming though this type can be realized the manless working face exploitation of girdle:
1, efficient is low; Because what adopt is the unidirectional structures of creeping into of three drill bits, the drilling tool butt joint need manually be carried out, and telephone-moving need be disposed the winch traction separately, wastes time and energy, and whole efficiency is very low;
2, fault rate is high; Because the connected mode of locate mode, intensity and the drilling tool of drilling tool is unreliable, causes the drilling rod ease of connection to be thrown off and fall into boring;
3, use cost is high, bad adaptability.
Summary of the invention
The technical problem that the present invention will solve is that the whole efficiency of coal drilling machine in the solution prior art is low, fault rate is high, use cost is high, the shortcoming of bad adaptability.
For realizing above-mentioned purpose; The invention provides a kind of coal drilling machine, comprise main frame, electric-control system, hydraulic system, drilling tool and accessory system, it is characterized in that: in a side of main frame; Said drilling tool is four-axle linked formula; By drilling rod, airduct, be made up of the front transfer gear-box and the drill bit of individual output shaft, power passes to drill bit through drilling rod, front transfer gear-box, and airduct is connected to the drill bit end.
Main frame both sides respectively have one the cover described four-axle linked formula drilling tool.
Said main frame comprises support portion, location division, directed portion, promotion part, power part, running part;
Said support portion is assembled by two rectangular frames; Respectively be provided with an axis of guide on it, also be provided with and advance oil cylinder and four fixed oil cylinders, also fixing in the hole of both sides before and after the axis of guide two ends insertion rectangular frame; The bearing support of promotion part just is enclosed within on the axis of guide; And can slide along it, advancing oil cylinder one end and rectangular frame is hinged and the oil cylinder seat other end and promotion part is hinged, four fixed oil cylinders are separately positioned on the left and right sides of framework;
Said location division by about two framework, crossbeam, activity orientation frame and unlocking mechanism, positional cylinders form; About two frameworks be fixedly connected with the support portion; Be connected with directed portion 30 through directed oil cylinder; Promptly being the transition portion of support portion and directed portion, is again the carriage of activity orientation frame, respectively is connected with crossbeam before and after above between two frameworks; One cover activity orientation frame is respectively arranged again in the crossbeam, unlocking mechanism is housed respectively on each locating rack; Be connected at the locating piece of positional cylinder with drilling rod, airduct;
Said directed portion is made up of gunning stick, hoist cylinder, directed oil cylinder and linkage; Be arranged in each cover of both sides of location division; Respectively arrange a hoist cylinder before and after the gunning stick; And the gudgeon through oil cylinder links to each other with the saddletree of running part, and the gunning stick mid portion is equipped with directed oil cylinder and linkage, and hinged with the location division;
Said promotion part is made up of slotted-angle shelving, bearing support, oil cylinder seat and airduct Active Interface 5; The slotted-angle shelving bottom connects with bolt; Symmetric arrangement has each two bearing support, oil cylinder seat, and bearing sleeve and is advancing its slip of effect lower edge of oil cylinder on the round axis of guide of bracing frame; In the middle of the slotted-angle shelving top airduct Active Interface 5 is housed, docks, a cover power part is respectively arranged on the riser of slotted-angle shelving with the air duct of mine;
Said power part axially is formed by connecting motor, coupling device, double output shaft reductor.
Said traveling portion is the recessed deformed caterpillar walking mechanism in a kind of centre, and promptly the recessed structure in the centre of the circumferential profile of crawler belt is made up of hydraulic motor, crawler belt, mobile roof support, saddletree and pinch roller; Saddletree is fixedly mounted on the mobile roof support and is hinged with the hoist cylinder of directed portion, is supporting the working portion on top; The layout that presses down of pinch roller makes the mid portion of the circumferential profile of crawler belt recessed.
Said accessory system is the drilling tool automated transport system, and itself and location division are by electric control system controls.
Coal petrography sensor, monitoring camera-shooting appearance, drill bit adjustment oil cylinder are installed on the framework of the bit location of said drilling tool.
For realizing above-mentioned purpose; The invention provides a kind of coal drilling machine, comprise main frame, electric-control system, hydraulic system, drilling tool and accessory system, it is characterized in that: in the both sides of main frame; One cover coordinated type drilling tool is respectively arranged; Each is by drilling rod, airduct, be made up of the front transfer gear-box and the drill bit of output shaft, and power passes to drill bit through drilling rod, front transfer gear-box, and airduct is connected to the drill bit end.
Said main frame comprises support portion, location division, directed portion, promotion part, power part, running part;
Said support portion is assembled by two rectangular frames; Respectively be provided with an axis of guide on it, also be provided with and advance oil cylinder and four fixed oil cylinders, also fixing in the hole of both sides before and after the axis of guide two ends insertion rectangular frame; The bearing support of promotion part just is enclosed within on the axis of guide; And can slide along it, advancing oil cylinder one end and rectangular frame is hinged and the oil cylinder seat other end and promotion part is hinged, four fixed oil cylinders are separately positioned on the left and right sides of framework;
Said location division by about two framework, crossbeam, activity orientation frame and unlocking mechanism, positional cylinders form; About two frameworks be fixedly connected with the support portion; Be connected with directed portion through directed oil cylinder; Promptly being the transition portion of support portion and directed portion, is again the carriage of activity orientation frame, respectively is connected with crossbeam before and after above between two frameworks; One cover activity orientation frame is respectively arranged again in the crossbeam, unlocking mechanism is housed respectively on each locating rack; Be connected at the locating piece of positional cylinder with drilling rod, airduct;
Said directed portion is made up of gunning stick, hoist cylinder, directed oil cylinder and linkage; Be arranged in each cover of both sides of location division; Respectively arrange a hoist cylinder before and after the gunning stick; And the gudgeon through oil cylinder links to each other with the saddletree of running part, and the gunning stick mid portion is equipped with directed oil cylinder and linkage, and hinged with the location division;
Said promotion part is made up of slotted-angle shelving, bearing support, oil cylinder seat and airduct Active Interface; The slotted-angle shelving bottom connects with bolt; Symmetric arrangement has each two bearing support, oil cylinder seat, and bearing sleeve and is advancing its slip of effect lower edge of oil cylinder on the round axis of guide of bracing frame; In the middle of the slotted-angle shelving top airduct Active Interface is housed, docks, a cover power part is respectively arranged on the riser of slotted-angle shelving with the air duct of mine;
Said power part axially is formed by connecting motor, coupling device, single output shaft reductor.
Said traveling portion is the recessed deformed caterpillar walking mechanism in a kind of centre, and promptly the recessed structure in the centre of the circumferential profile of crawler belt is made up of hydraulic motor, crawler belt, mobile roof support, saddletree and pinch roller; Saddletree is fixedly mounted on the mobile roof support and is hinged with the hoist cylinder of directed portion, is supporting the working portion on top; The layout that presses down of pinch roller makes the mid portion of the circumferential profile of crawler belt recessed.
Said accessory system is the drilling tool automated transport system, and itself and location division are by electric control system controls.
Coal petrography sensor, monitoring camera-shooting appearance, drill bit adjustment oil cylinder are installed on the framework of the bit location of said drilling tool.
The drilling tool automated transport system of two-way automatic butt mechanism of the present invention and accessory system has realized the automatic butt and the disengaging of drilling tool, thoroughly solves the drilling tool butt joint problem of restriction productivity ratio; The two-way simultaneous of realization drilling tool is located automatically, and opposite side satisfied two-way functional requirement of creeping into to connecting when promptly a sidetracking tool was thrown off; Eliminated unidirectional creeping into to vacating drilling rod butt joint space and moved the idle stroke that advances the position, shortened non-cutting time, the realization of two-way function of creeping into has been eliminated idle stroke and coal mining efficient has been enhanced about more than once; Docking time over half is saved in the comparable manual butt joint of drilling tool automatic butt; And reduce by two butt joint workman posies, and realizing that production efficiency is high, labor strength is little; The purpose easy to operate, that safety is good.The layout design of pinch roller has changed the Long Circle profile of crawler belt common, to reduce the height that working portions such as support portion are installed, under the prerequisite that does not increase the main frame height, realize coal drilling machine from shifting function, mobility, flexibility are greatly increased.Coal petrography sensor, anti-explosion surveillance video camera, and drill bit adjustment cylinder apparatus; In creeping into, can accurately judge the direction of creeping into,, stretch out piston rod to the drill bit offset direction during adjustment and withstand on roof or the base plate to instruct the flexible direction of adjustment oil cylinder according to coal petrography sensor and monitoring camera appearance; Force the transmission case and the drill bit that link to each other with oil cylinder to move round about; Promptly adjust the orientation of drill bit, reached the purpose that rock is not cut in a coal cutting, and also can improve like this quality of the coal that drilling goes out; Can effectively protect drill bit, reduce wear and fault rate.
In sum; The four-axle linked formula drilling tool structure of the present invention, two-way design of creeping into detent mechanism, deformed caterpillar from moving mechanism, drilling tool automatic butt mechanism, bit location guiding mechanism; The manless working face that can realize thin and ultra-thin coal seam is efficient, safety, exploitation easily; Automaticity is high, and the more common mining way of productivity ratio improves a lot, and cost of winning reduces.
Description of drawings
Fig. 1 is the elevation of coal drilling machine assembly drawing;
Fig. 2 is the vertical view of coal drilling machine assembly drawing;
Fig. 3 is the elevation of coal drilling machine main frame;
Fig. 4 is the vertical view of coal drilling machine main frame;
Fig. 5 is the right view of coal drilling machine main frame.
Wherein: 1, crossbeam, 2, motor, 3, coupling device, 4, reductor, 5, the airduct Active Interface, 8, accessory system, 9, hydraulic system; 10, running part, 11, hoist cylinder, 12, electric-control system, 13, bore, 14, drill bit 15, front transfer gear-box, 16, airduct to the adjustment oil cylinder; 17, linkage, 18, directed oil, 19, hydraulic motor, 20, crawler belt, 21, advance oil cylinder, 22, fixed oil cylinder; 23, the axis of guide, 24, the anti-explosion surveillance video camera, 25, the coal petrography sensor, 27, power part, 28, the promotion part, 29, drilling rod; 30, directed portion, 1, the support portion, 32, the location division, 33, framework, 34, the activity orientation frame, 35, unlocking mechanism; 37, positional cylinder, 38, gunning stick, 39, saddletree, 40, slotted-angle shelving, 41, bearing support, 42, oil cylinder seat.
The specific embodiment
Bright specifically to the present invention's work below in conjunction with accompanying drawing, like Fig. 1,2,3,4, shown in 5, this coal drilling machine has adopted following technical scheme:
The coal drilling machine complete machine is made up of main frame, electric-control system 12, hydraulic system 9, drilling tool and accessory system 8 five major parts.
(1), host computer system is the core of rig; It is made up of support portion 31, location division 32, directed portion 30, promotion part 28, power part 27, running part 10 6 major parts again; Each several part links together through oil cylinder, bearing pin, bolt; Wherein support portion 31 is to be fixedly connected with location division 32, promotion part 28 with power part 27, and other part connects through oil cylinder and can relatively rotate or move, to realize the various operation actions of coal drilling machine.
1, support portion 31 is used to support the promotion part of being made up of promotion part 28, power part 27; The body of support portion 31 is assembled by the rectangular frame of two steel plate welding fabrications; Respectively be provided with the circular axis of guide 23 of a thick-wall seamless formula on it, insert in the hole of both sides, rectangular frame front and back at its two ends, and use bolt; The bearing support of promotion part just is enclosed within on the axis of guide 23, and can be along its slip.Advance oil cylinder 21 1 ends to be mounted on through bearing pin on the key seat of rectangular frame, the other end also is to be connected through the oil cylinder seat of bearing pin with promotion part 28.Advance flexible drive promotion part 28, power part 27 and the drilling tool of oil cylinder 21 to creep into, retreat along the axis of guide 23.Four fixed oil cylinders 22 are separately positioned on the left and right sides of framework; Adopt piston rod to be connected with the mode of frame fixation; After the unit directional angle is adjusted, handle fixed oil cylinder 22 and cylinder barrel is stretched out along the sleeve of framework withstand on two of tunnel and help, play the fixedly effect of unit.
2, location division 32 are location that connect the process of taking off of being used for realizing drilling tool, the mechanism of auto-action such as unblank, by about two frameworks 33, crossbeam 1 activity orientation frame 34 and unlocking mechanisms 35 etc. form.About two frameworks 33 be fixedly connected with support portion 31 through bearing pin and bolt; Be connected with directed portion 30 through rotating shaft and directed oil cylinder 18; Promptly being support portion 31 and the transition portion of directed portion 30, is again the carriage of activity orientation frame 34, respectively is connected with crossbeam 1 before and after above between two frameworks; One cover activity orientation frame 34 is respectively arranged again in the crossbeam, the rack-and-pinion unlocking mechanism 35 that the oil cylinder 36 of unblanking drives is housed respectively on each locating rack.Under the pulling of positional cylinder 37, engage with the locating piece of drilling rod, airduct and to realize the location, unlocking mechanism 35 is stirred eccentric slip ring and is rotated and realize unblanking or locking afterwards.The drilling tool automated transport system of this mechanism and accessory system has realized the automatic butt and the disengaging of drilling tool through the control that cooperates of electrical equipment program, thoroughly solves the drilling tool butt joint problem of restriction productivity ratio.And owing on the fore-and-aft direction that creeps into, respectively establish a cover mechanism; The two-way simultaneous of realization drilling tool is located automatically; Opposite side was to connecting when promptly a sidetracking tool was thrown off; Satisfy two-way functional requirement of creeping into, eliminated unidirectional creeping into and moved the idle stroke that advances the position, shortened non-cutting time to vacating drilling rod butt joint space.
3, directed portion is the guiding mechanism that is used for the coal drilling machine drilling direction, to adapt to the variation of seam inclination.Form by gunning stick 38, hoist cylinder 11, directed oil cylinder 18 and linkage 17, be arranged in each cover of both sides of location division.Gunning stick 38 is rectangular semi-closed welding casings, and a hoist cylinder 11 is respectively arranged in front and back, and links to each other with the saddletree 39 of running part through the gudgeon of oil cylinder.The gunning stick mid portion is equipped with the combination of directed oil cylinder 18 and linkage 17 combinations, and links to each other through bearing pin with location division 32.Through stretching of operate lifting oil cylinder 11, directed oil cylinder 18, the level height of adjusting the working portion of being made up of location division, support portion, promotion part is consistent with the coal seam of being adopted with the angle of inclination, satisfies the orientating function requirement.
4, promotion part 28 and power part 27 are active force outputs of coal drilling machine, and its rotation and propelling have realized the coal cutting action of coal drilling machine drill bit and the fortune coal action of drilling rod.The promotion part is an assembly of being made up of parts such as large-scale slotted-angle shelving 40, bearing support 41, oil cylinder seat 42 and airduct Active Interface 5; Slotted-angle shelving likeness in form angle steel; The bottom connects with bolt; Symmetric arrangement has each two bearing support 41, oil cylinder seat 42 are arranged, and bearing support 41 is enclosed within on the round axis of guide 23 of bracing frame, and in its slip of effect lower edge that advances oil cylinder 21.Airduct Active Interface 5 is housed in the middle of the slotted-angle shelving top, dock with the air duct of mine and in boring, blow to dilute gas.One cover power part 27 is respectively arranged on the riser of slotted-angle shelving.Power part axially is formed by connecting motor 2, coupling device 3, double output shaft reductor 4, for the rotation of drilling rod and drill bit provides power.The design of double output shaft reductor 4 can be satisfied two-way two-way output torque requirement of creeping into.
5, running part is the recessed deformed caterpillar walking mechanism in a kind of centre, realizes moving certainly of coal drilling machine by the fluid motor-driven crawler belt that carries reducer, is again the base portion of main frame simultaneously.Form by hydraulic motor 19, crawler belt 20, mobile roof support 43, saddletree 39 and pinch roller 44.Saddletree 39 is installed on the mobile roof support 43 through bolt, and links to each other with the hoist cylinder of directed portion through trunnion base, is supporting the working portion on top.The layout design of pinch roller 44 has changed the Long Circle profile of crawler belt common, to reduce the height that working portions such as support portion are installed, under the prerequisite that does not increase the main frame height, realize coal drilling machine from shifting function, mobility, flexibility are greatly increased.
(2), electric-control system is the programmed order control section of electric power introduction, output and the automatic system of coal drilling machine, form by switch and control cabinet and inductor, and all satisfy the downhole anti-explosion requirement.
(3), all realize that the executing agencies such as oil cylinder, motor of auxiliary movements provide power and control the hydraulic system walking that is coal drilling machine except that the drilling rod rotation, butt joint, transportation etc.
(4), drilling tool by drilling rod 29, airduct 16, bore to adjustment oil cylinder 13, form by the front transfer gear-box 15 and the drill bit 14 of 4 output shafts, be the main working portion of coal drilling machine, be used for the cutting and the transportation of coal.Patent of the present invention has adopted the two-way drilling tool structure of four-axle linked formula; I.e. four drill bits two-way creeping into side by side; Airduct is two air duct structures; Solve the difficult problem that drill bit is arranged coal fortune coal and power transmission for a long time through localized design, this measure can improve the productivity ratio of coal drilling machine greatly, also is the key point that is different from other spiral drill shearer machine.
(5), accessory system is one to overlap auto-action mechanism for what automated exchanged cutter, transportation, the location of realizing drilling tool designs, is a travelling frame that has manipulator.This system becomes automatically, accurately, efficiently the auxiliary movement of originally wasting time and energy.
The operating principle of this patent of invention is:
Hydraulic motor 19 through handling running part drives crawler belt 20; Mobile host arrives the coal mining position that needs in the tunnel; Operation hoist cylinder 11, directed oil cylinder 18 make the height of frame consistent with the coal seam of being adopted with gradient, operate fixed oil cylinder 22 then and stretch out and be supported on two of tunnel and help; Main frame has promptly been accomplished directed and has been fixed like this, and next step just can bore the coal operation.The gradient adjusting range of this coal drilling machine is 220, and the horizontal lifting travel of main shaft reaches 350mm, the adjustment requirement that can mine than the satisfied different geological conditionss coal seam of limits.
During coal mining activity; Operation electric-control system 12, power part motor 2 drives drilling rod 29, drill bit 14 rotations through coupling device 3, reductor 4, and under the effect of PF cylinder pressure 21, advances to the coal seam; Drill bit rotation coal cutting, the helical blade during the drilling rod rotation on it is toward the outward transport coal.For boosting productivity, patent of the present invention has designed four-axle linked formula drilling tool structure, and promptly two power output shafts drive four drill bits and creep into simultaneously through the front transfer gear-box of four output shafts is arranged, and makes once to creep into coal mining output and improve greatly.
When one the cover drilling tool creep into put in place after; The snap ring of airduct, the bayonet lock of drilling rod are also opened automatically in detent mechanism 32 location; This moment, the activity orientation frame of accessory system 8 was organized the docking location that drilling tool is transported to opposite drilling direction automatically with next; On throwing off in one group of drilling tool to connecting rightabout drilling tool, can carry out the rightabout coal mining of creeping into afterwards.Four-axle linked formula coal drilling machine reaches the requirement of drilling depth through spreading drilling rod and airduct; For realizing high efficiency automatic butt joint and two-way creeping into, patent of the present invention has designed double-direction twist moment output shaft reductor, two-way detent mechanism, pinion and-rack auto-unlocking structure.Docking time over half is saved in the comparable manual butt joint of automatic butt; Idle stroke has been eliminated in the realization of two-way function of creeping into, and only the realization of this function can be enhanced about more than once coal mining efficient, and reduces by two butt joint workman posies; Realization production efficiency is high; Labor strength is little, and is easy to operate, the purpose that safety is good.
Eccentric bail type structure has been adopted in the connection of drilling rod; Be stuck in the connection that realizes two joint drilling rods in the groove of connecting axle through bayonet lock; Bayonet lock has the eccentric slip ring of outside to push down, and can not occur that bayonet lock is deviate from and phenomenon that the drilling rod that causes disconnects from groove, and reliability is very high.
Middle airduct 16 is two air duct structures, and ventilation section increases, and can adapt to the requirement of gas dilution in the higher coal bed drilling of gas bearing capacity, and safety increases.
As above circulation repeatedly constantly inserts drilling tool respectively in the coal drilling machine both sides, when creeping into desired depth, moves back brill by opposite order.The operation of moving back brill also is two-way automatic completion, has safety, advantage efficiently equally.
After treating that the both sides drilling tool all withdraws from boring, the operation hydraulic system is regained fixed oil cylinder, starts traveling crawler, and drive main frame and move to next drilling position along the tunnel,, the coal work of second boring of beginning.Because patent of the present invention has designed the deformed caterpillar walking mechanism; Promptly middle recessed crawler belt; Can be under the prerequisite that does not increase main frame height (promptly not increasing head-room); The telephone-moving time is shortened greatly, and can realize that length is apart from the purpose of not tearing the quick telephone-moving of machine open, mobility, flexibility are greatly increased.
For satisfying drill bit adjustment up and down in the coal seam; Avoid the generation at the bottom of the bit drills crown drill; Patent of the present invention has also designed coal petrography sensor 25, anti-explosion surveillance video camera 24, and device such as drill bit adjustment oil cylinder 13, can accurately judge the direction of creeping into according to coal petrography sensor and monitoring camera appearance in creeping into, to instruct the flexible direction of adjustment oil cylinder; Stretching out piston rod to the drill bit offset direction during adjustment withstands on roof or the base plate; Force the transmission case and the drill bit that link to each other with oil cylinder to move round about, promptly adjusted the orientation of drill bit, reach the purpose that rock is not cut in a coal cutting.And so also can improve the quality of the coal that drilling goes out, can effectively protect drill bit, reduce wear and fault rate.
In sum, patent of the present invention has designed four-axle linked formula drilling tool structure, two-way detent mechanism, the deformed caterpillar of creeping into from moving mechanism, drilling tool automatic butt mechanism, bit location guiding mechanism, makes the present invention can realize the manless working face exploitation; Promptly by bit drills coal, coal breakage, the helical blade on the drilling rod is transported coal, and the workman does not appear in the stope; But each operation such as coal is coaling, transported to the operation of the tunnel beyond stope coal drilling machine, at the broken coal in the face of finishing the work efficiently, need not equipment such as supporting various supporting, transportation again; Because the overhaul of the equipments of work plane is also all carried out in the tunnel beyond the work plane, so this coal drilling machine makes the workman break away from dangerous job site, the workman from heavy manual labor with than freeing the bad working environment; Safety improves greatly; And it is few to take personnel, and labor productivity is high, and some can't be exploited or the coal seam that is difficult to exploit has obtained exploitation with commonsense method; Improved resource utilization; The production efficiency of this coal drilling machine is higher than the spiral drill shearer machine of some introductions and common coal excavation apparatus far away, uses this type coal drilling machine and is used for thin and the ultra-thin coal seam exploitation, and having solved in the past the equipment mining way can't exploit; Maybe can exploit but efficient is low, cost is high, the problem of poor reliability, poor stability, can be mine and bring economical and social double benefit.
Though the present invention discloses as above with a preferred embodiment; Right its is not in order to limit the present invention; Under the situation that does not deviate from spirit of the present invention and essence thereof; Those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (7)
1. coal drilling machine; Comprise main frame, electric-control system (12), hydraulic system (9), drilling tool and accessory system (8); It is characterized in that: in a side of main frame, said drilling tool is four-axle linked formula, by drilling rod (29), airduct (16), have the front transfer gear-box (15) of 4 output shafts and drill bit (14) to form; Power passes to drill bit (14) through drilling rod (29), front transfer gear-box (15), and airduct (16) is connected to drill bit (14) end; Said main frame comprises support portion (31), location division (32), directed portion (30), promotion part (28), power part (27), running part (10);
Said support portion (31) is assembled by two rectangular frames; Respectively be provided with an axis of guide (23) on it; Also be provided with and advance oil cylinder (21) and four fixed oil cylinders (22); Also fixing in the hole of both sides before and after the axis of guide (23) the two ends insertion rectangular frame, the bearing support (41) of promotion part (28) just is enclosed within on the axis of guide (23), and can be along its slip; Advance oil cylinder (21) one ends and rectangular frame is hinged and oil cylinder seats (42) other end and promotion part (28) are hinged, four fixed oil cylinders (22) are separately positioned on the left and right sides of framework;
Said location division (32) by about two frameworks (33), crossbeam (1), activity orientation frame (34) and unlocking mechanism (35), positional cylinder (37) form; About two frameworks (33) be fixedly connected with support portion (31); Be connected with directed portion (30) through directed oil cylinder (18); Promptly being support portion (31) and the transition portion of directed portion (30), is again the carriage of activity orientation frame (34), respectively is connected with crossbeam (1) before and after above between two frameworks; One cover activity orientation frame (34) is respectively arranged again in the crossbeam, and (34) are equipped with unlocking mechanism (35) respectively on each locating rack; Under the pulling of positional cylinder (37), engaging realization with the locating piece of drilling rod (29), airduct (16) locatees;
Said directed portion (30) is made up of gunning stick (38), hoist cylinder (11), directed oil cylinder (18) and linkage (17); Be arranged in each cover of both sides of location division; Respectively arrange a hoist cylinder (11) before and after the gunning stick (38); And the gudgeon through hoist cylinder links to each other with the saddletree (39) of running part, and gunning stick (38) mid portion is equipped with directed oil cylinder (18) and linkage (17), and hinged with location division (32);
Said promotion part (28) is made up of slotted-angle shelving (40), bearing support (41), oil cylinder seat (42) and airduct Active Interface (5); Slotted-angle shelving (40) bottom connects with bolt; Symmetric arrangement has each two bearing support (41), oil cylinder seat (42); Bearing support (41) is enclosed within on the round axis of guide (23) of bracing frame, and in its slip of effect lower edge that advances oil cylinder (21); In the middle of the slotted-angle shelving top airduct Active Interface (5) is housed, docks, a cover power part (27) is respectively arranged on the riser of slotted-angle shelving (40) with the air duct of mine;
Said power part (27) axially is formed by connecting motor (2), coupling device (3), double output shaft reductor (4);
Said running part (10) is the recessed deformed caterpillar walking mechanism in a kind of centre, and promptly the recessed structure in centre of the circumferential profile of crawler belt (20) is made up of hydraulic motor (19), crawler belt (20), mobile roof support (43), saddletree (39) and pinch roller (44); It is last and hinged with the hoist cylinder of directed portion that saddletree (39) is fixedly mounted on mobile roof support (43), supporting the working portion on top; The layout that presses down of pinch roller (44) makes the mid portion of the circumferential profile of crawler belt (20) recessed.
2. coal drilling machine according to claim 1 is characterized in that: the described four-axle linked formula drilling tool of a cover is respectively arranged in the both sides of main frame.
3. coal drilling machine according to claim 1 and 2 is characterized in that: said accessory system (8) is the drilling tool automated transport system, and itself and location division (32) are controlled by electric-control system (12).
4. coal drilling machine according to claim 1 and 2 is characterized in that: coal petrography sensor (25), monitoring camera-shooting appearance (24) and drill bit adjustment oil cylinder (13) are installed on the framework of the bit location of said drilling tool.
5. coal drilling machine; Comprise main frame, electric-control system (12), hydraulic system (9), drilling tool and accessory system (8); It is characterized in that: in the both sides of main frame; One cover coordinated type drilling tool is respectively arranged, each by drilling rod (29), airduct (16), have the front transfer gear-box (15) of output shaft and drill bit (14) to form, power passes to drill bit (14) through drilling rod (29), front transfer gear-box (15); Said main frame comprises support portion (31), location division (32), directed portion (30), promotion part (28), power part (27), running part (10);
Said support portion (31) is assembled by two rectangular frames; Respectively be provided with an axis of guide (23) on it; Also be provided with and advance oil cylinder (21) and four fixed oil cylinders (22); Also fixing in the hole of both sides before and after the axis of guide (23) the two ends insertion rectangular frame, the bearing support (41) of promotion part (28) just is enclosed within on the axis of guide (23), and can be along its slip; Advance oil cylinder (21) one ends and rectangular frame is hinged and oil cylinder seats (42) other end and promotion part (28) are hinged, four fixed oil cylinders (22) are separately positioned on the left and right sides of framework;
Said location division (32) by about two frameworks (33), crossbeam (1), activity orientation frame (34) and unlocking mechanism (35), positional cylinder (37) form; About two frameworks (33) be fixedly connected with support portion (31); Be connected with directed portion (30) through directed oil cylinder (18); Promptly being support portion (31) and the transition portion of directed portion (30), is again the carriage of activity orientation frame (34), respectively is connected with crossbeam (1) before and after above between two frameworks; One cover activity orientation frame (34) is respectively arranged again in the crossbeam, and (34) are equipped with unlocking mechanism (35) respectively on each locating rack; Under the pulling of positional cylinder (37), engaging realization with the locating piece of drilling rod (29), airduct (16) locatees;
Said directed portion (30) is made up of gunning stick (38), hoist cylinder (11), directed oil cylinder (18) and linkage (17); Be arranged in each cover of both sides of location division; Respectively arrange a hoist cylinder (11) before and after the gunning stick (38); And the gudgeon through hoist cylinder links to each other with the saddletree (39) of running part, and gunning stick (38) mid portion is equipped with directed oil cylinder (18) and linkage (17), and hinged with location division (32);
Said promotion part (28) is made up of slotted-angle shelving (40), bearing support (41), oil cylinder seat (42) and airduct Active Interface (5); Slotted-angle shelving (40) bottom connects with bolt; Symmetric arrangement has each two bearing support (41), oil cylinder seat (42); Bearing support (41) is enclosed within on the round axis of guide (23) of bracing frame, and in its slip of effect lower edge that advances oil cylinder (21); In the middle of the slotted-angle shelving top airduct Active Interface (5) is housed, docks, a cover power part (27) is respectively arranged on the riser of slotted-angle shelving (40) with the air duct of mine;
Said power part (27) axially is formed by connecting motor (2), coupling device (3), double output shaft reductor (4);
Said running part (10) is the recessed deformed caterpillar walking mechanism in a kind of centre, and promptly the recessed structure in centre of the circumferential profile of crawler belt (20) is made up of hydraulic motor (19), crawler belt (20), mobile roof support (43), saddletree (39) and pinch roller (44); It is last and hinged with the hoist cylinder of directed portion that saddletree (39) is fixedly mounted on mobile roof support (43), supporting the working portion on top; The layout that presses down of pinch roller (44) makes the mid portion of the circumferential profile of crawler belt (20) recessed.
6. coal drilling machine according to claim 5 is characterized in that: said accessory system (8) is the drilling tool automated transport system, and itself and location division (32) are controlled by electric-control system (12).
7. coal drilling machine according to claim 5 is characterized in that: coal petrography sensor (25), monitoring camera-shooting appearance (24) and drill bit adjustment oil cylinder (13) are installed on the framework of the bit location of said drilling tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910229462XA CN101705820B (en) | 2009-10-26 | 2009-10-26 | Coal drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910229462XA CN101705820B (en) | 2009-10-26 | 2009-10-26 | Coal drilling machine |
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| Publication Number | Publication Date |
|---|---|
| CN101705820A CN101705820A (en) | 2010-05-12 |
| CN101705820B true CN101705820B (en) | 2012-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910229462XA Expired - Fee Related CN101705820B (en) | 2009-10-26 | 2009-10-26 | Coal drilling machine |
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| Country | Link |
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| CN (1) | CN101705820B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102168558B (en) * | 2011-04-21 | 2012-12-05 | 江苏中机矿山设备有限公司 | Self-walking lifting full-hydraulic auger coal mining machine |
| CN102635354B (en) * | 2012-05-07 | 2014-01-15 | 中国矿业大学 | Five drill bits in and out of pneumatic drilling shearer |
| WO2013170628A1 (en) * | 2012-05-12 | 2013-11-21 | Liu Suhua | Small-resistance high-efficiency mining device with multiple layers of percussion heads |
| CN103256049B (en) * | 2013-05-30 | 2015-11-25 | 天地科技股份有限公司 | Combine and adopt coal drilling machine group |
| CN103670401B (en) * | 2013-12-31 | 2015-12-09 | 袁伟昊 | A kind of drum shearer that can two-wayly creep into of certainly walking |
| CN103643952B (en) * | 2013-12-31 | 2016-07-06 | 袁伟昊 | A kind of brill formula coal-winning machine that can two-way creep into of certainly walking |
| CN103986913B (en) * | 2014-05-26 | 2017-08-11 | 中国矿业大学 | A kind of fully-mechanized mining working is with machine video switching at runtime monitoring system |
| CN104074516B (en) * | 2014-06-23 | 2016-02-10 | 中国矿业大学 | A kind of brill formula coal-winning machine filling drill bit |
| CN104088633B (en) * | 2014-07-16 | 2016-06-29 | 袁伟昊 | A kind of certainly walking brill formula coal-winning machine of Lu Jingduan nation |
| CN104389583B (en) * | 2014-09-19 | 2016-11-02 | 中国矿业大学 | Drilling deflection control device and method for a five-drill bit shearer |
| CN106321098B (en) * | 2016-11-18 | 2018-03-16 | 中国矿业大学 | A kind of coal-winning machine automatic operating system and method based on machine vision and Multi-sensor Fusion |
| CN109538206B (en) * | 2018-12-19 | 2024-04-09 | 中国矿业大学 | Multi-bit combined drilling machine |
| CN113482609A (en) * | 2021-08-25 | 2021-10-08 | 张长华 | Extension arm type combined coal mining machine |
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| US5496045A (en) * | 1993-08-17 | 1996-03-05 | Rolls-Royce Plc | Brush seal with porous upstream side-plate |
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| CN101705820A (en) | 2010-05-12 |
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