CN201031699Y

CN201031699Y - Circular saw type mechanical boring machine

Info

Publication number: CN201031699Y
Application number: CNU2007200350890U
Authority: CN
Inventors: 郝忠文
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-03-13
Filing date: 2007-03-13
Publication date: 2008-03-05
Anticipated expiration: 2017-03-13

Abstract

The utility model discloses a circular saw roadheader consisting of a main engine and a dynamic train; wherein, the main engine comprises a heading place, a running device and a coal loading device. A round saw group which can realize the cooling of the internal water transmitting and a means which can drive the round saw group to realize whirl and three-dimensional shift are arranged on the heading place. The heading place can process the three-dimensional cutting to coal wall. The lump coal falling is approximate cuboid. The running device realizes the linear moving running of the main engine via the alternate support and process of an outer cylinder and a middle cylinder and realizes the turning of the main engine via an oil cylinder for turning and lapse at the back end of the middle cylinder. The shovel plate of the coal loading device is divided into two pieces which do not move along with the main engine and can shovel coal along with the moving of the inner cylinder and can be rolled to pour coal into the coal device. A main pump and a motor are installed on the dynamic train which is located about twenty meters behind the main engine. Compared with the prior roadheader, the utility model has the advantages of high lump coal rate, little power consumption of cutting and coal loading, high efficiency of coal loading, little dust on working face, simple running device, low cost of whole machine and convenient strip inspection and maintenance.

Description

The circular saw type development machine

One, affiliated technical field

The utility model relates to a kind of development machine, especially a kind of circular saw type development machine in coal mine roadway or the use of other mine workings.

Two, background technology

At present, the used development machine of existing coal mine roadway driving, the heading end coal breakage is to use the drum-type cutterhead of the transverse axis or the longitudinal axis; The pick material mostly is carbide alloy, and does not form interior water spray between each pick; Coaling gear uses climbs pawl or star-wheel on the monoblock shovel board be fixed in complete machine and the shovel board; Running gear uses hydraulic motor and crawler belt to promote complete machine and moves; Hydraulic power unit, electrical system are installed on the complete machine.There is following some deficiency in this type of development machine: the firstth, and heading end uses drum-type cutterhead cutting rib, and lump coal rate is lower, and the cut power consumption is bigger; Second is to use the pick of Hardmetal materials, soft partially during the hard spoil of cut, and pick and toothholder wearing and tearing are bigger; The 3rd is that coaling gear uses and to be fixed in the monoblock shovel board of complete machine and to climb pawl or star-wheel, and shovel board must move simultaneously with complete machine, coaling slip to cross the coal channel area narrow and small, bulk coal is by difficulty relatively, the power consumption of coalingging is bigger, efficient is lower, the mechanism driving complexity; The 4th is that running gear uses hydraulic motor and crawler belt, the transmission complexity, cost higher and compressed coaling slip cross the coal channel space; The 5th is that hydraulic power unit, electrical system concentrate on the complete machine, makes machine volume huge, is not easy to maintenance, changes parts.

Three, summary of the invention

1, goal of the invention: lump coal rate is low when producing in order to overcome existing development machine, cut part power consumption is big, pick wears no resistance and fails to realize water spray in each between cog, it is narrow and small that loading station is crossed the coal channel area, the efficient of coalingging is low, running gear transmission complexity, higher and the hydraulic pressure of cost, electrical system concentrates on complete machine and makes complete machine huge, be not easy to maintenance, change deficiencies such as parts, the utility model provides a kind of circular saw type development machine, this development machine complete machine divides for by heading end, running gear, host machine part and power train part that coaling gear is formed, host machine part cancellation drum-type cutterhead, because the pick on the drum-type cutterhead of the transverse axis or the longitudinal axis is a helix shape, when the cut rib, ground most lump coal, so the lump coal rate of producing is lower, the cut power consumption is bigger, the utility model adopts two radially, the interior biography water combination annular saw that axial sawtooth is diamond carries out the three-dimensional cutting to rib, and pass in being somebody's turn to do between each radial serrations of water combination annular saw and can both realize interior dirt and the cooling of disappearing of spraying water, satisfied the requirement of water spray in coal mine development machine cut part must have, improve the work plane lump coal rate with this, sawtooth abrasion resistance and hardness more now significantly strengthen with the carbide alloy pick; The partial cancellation of coalingging is fixed in the monoblock shovel board of complete machine and is climbed pawl or star-wheel, because having one section between the front end of monoblock shovel board and the place ahead, the tunnel rib is the distance of a drum-type cutterhead longitudinal length at least, this segment distance must design in order to make the drum-type cutterhead can press close to the base plate cut, the coal that cut falls mainly is deposited in this segment distance, coal in this segment distance can not be by on the shovel board shovel, can only lean on the long-time rotation of drum-type cutterhead repeatedly to take out of to the front end of shovel board on a small quantity, this kind mode both ground the most of breakage of lump coal that cut falls, it is extremely low that the efficient of coalingging is reduced to, and increased the working time of cutterhead, the monoblock shovel board can not be shoveled coal voluntarily in addition, must move forward with complete machine, only the coal near shovel board is piled up stopping on the front end that is pushed through shovel board of coal by the place ahead, climb the sphere of action of pawl or star-wheel and limit the front end and the corner that can not reach shovel board because of its structure, therefore the monoblock shovel board is lower with the efficient of coalingging of climbing pawl or star-wheel, especially for bulk coal and lump coal when more efficient lower, so the lump coal rate of existing development machine production and the restriction that production efficiency is subjected to its coaling gear to a great extent, the utility model adopts device and the two activity shovel boards with the middle jacket casing dress inner core of oil cylinder push-and-pull, this two shovel board does not move with main frame, the rib that can move forward to the place ahead, tunnel under the main frame inactive state is shoveled coal, and the coal in will shoveling is poured the slide of coalingging into, in addition the tail wheel that slips of coalingging is rolled the front end that is located between two shovel boards, designed the bigger coal channel of crossing, improved the efficient of coalingging with this; Running gear cancellation hydraulic motor and crawler belt, because of the accurate complexity of hydraulic motor structure, cost is higher, again because of the necessary circular flow of crawler belt, its height can not be reduced to very low, take the factor of grounding pressure into account, its length, width can not be very little, therefore the running gear structural volume of hydraulic motor and crawler belt is huge, so existing development machine volume and cost are subjected to the restriction of its running gear to a great extent, the utility model adopts with cartridge in the outer jacket casing of oil cylinder push-and-pull, use urceolus, the mode that middle tube alternately supports realizes the main frame straight line moving, and make that heading end moving forward and backward on main frame can shared this mode, tube back oil cylinder in middle tube rear end is installed, turn to and pass oil cylinder and turn to support cylinder, tube back oil cylinder realizes that with the mode that turns to support cylinder alternately to support main frame turns in the use, simplify running gear with this, reduce cost, dwindle the main frame volume, the coal area excessively that having enlarged coalings slips; Current collection gas system and hydraulic power unit power train are installed in the main frame rear apart from about 20 meters of work plane, make electrical source of power away from work plane like this, complete machine anti-explosion safety performance is more reliable, and each one checks and maintains, the disassembling, assembling and replacing parts are easy and convenient.

2, technical scheme: a kind of circular saw type development machine described in the utility model comprises host machine part and the power train part be made up of heading end, running gear, coaling gear; Heading end comprises a pair of group of saw, this a pair of group saw is installed on the corresponding saw cramp symmetrically, and make the rotation of group saw by the group saw motor that is installed on the saw cramp, saw cramp is provided with slide rail, slide rail be installed in the slide rail shell in group saw between two chutes advance oil cylinder to link to each other, the group saw advances oil cylinder to promote saw cramp and drive group saw moves along chute, the slide rail shell is connected with minor flaps on being installed in large cover by the rotating shaft of group saw pivot angle, between large cover and slide rail shell, be provided with the group saw pivot angle oil cylinder that promotes slide rail shell left-right rotation, in the axis hole of large cover axle is housed, the outside suit cutterhead rotating cylinder of axle, the cutterhead rotating cylinder is connected an end of turnbarrel, the axis hole both sides of large cover are with an in succession end of cutterhead pivot angle oil cylinder of earrings and bearing pin, the other end of cutterhead pivot angle oil cylinder is connected on the turnbarrel, the other end of turnbarrel is connected on the output shaft of rotary actuator one end, the other end of rotary actuator is installed in the rotary actuator sleeve, push rod end to the positional cylinder of turnbarrel location is connected on the cylindrical of turnbarrel, the rotary actuator sleeve is installed on the horizontal rotation sleeve by junction plate, the pitching oil cylinder that drives heading end pitching cutting is installed between horizontal rotation sleeve and the rotary actuator sleeve, the axle of horizontal rotation sleeve is installed on the cover plate of urceolus, the horizontal rotation oil cylinder two ends that drive the heading end left-right rotation are installed in respectively on horizontal rotation sleeve one side and the urceolus cover plate, on the urceolus cover plate operating desk are housed; Running gear comprises: urceolus and middle tube, before the urceolus, before the both sides, rear end are separately installed with the urceolus that supports that is used to walk, back oil cylinder, before middle tube, before the both sides, rear end also are separately installed with the tube that supports that is used for walking, back oil cylinder, middle tube is sleeved in the urceolus by a tube guideway in outer, a passing oil cylinder in be used for moving mutually before and after push-and-pull tube and the urceolus outer is installed between middle tube and urceolus, also be equipped with in middle tube rear end both sides and turn to support cylinder, turn to the middle tube back oil cylinder of support cylinder and middle tube rear end both sides to connect, and turn to be equipped with between support cylinder and the middle tube back oil cylinder and turn to the passing oil cylinder by the divert guide track parafacies; Coaling gear comprises: inner core, shovel board, coaling and slip and the slide motor of coalingging, return chain apparatus, be used to drive coaling and slip coalingging of operation and slip motor and be installed in the slide head of coalingging and slipping, the chain of coalingging and slipping, scraper plate enters after the process tail wheel rolls under the driving of the slide motor of coalingging and carries a coal stage, at the tail wheel frame, move to above the base plate of inner core above the horizontal component of middle tube end plate, move to the slide head of coalingging and slipping again in the edge above the sloping portion of tube end plate, therefrom pass below the tube bottom through the chain apparatus that returns below the sloping portion of middle tube end plate after unloading coal, getting back to tail wheel rolls, inner core is sleeved in the middle tube by middle inner core guideway, the inner core front end is connected with the tail wheel frame, tail wheel frame front end is equipped with tail wheel and rolls, the shovel board hinge all is equipped with in tail wheel frame both sides, the shovel board hinge connects two shovel boards, inner core front end both sides link to each other with an end of shovel board dump ram respectively, the other end of shovel board dump ram links to each other with shovel board, is equipped with between inner core and the middle tube both sides to promote the middle inner core passing oil cylinder that inner core moves forward and backward and make shovel board together to move forward and backward with inner core and tail wheel frame with respect to middle tube; Formed host machine part of the present utility model by heading end, running gear and coaling gear., for providing the power train of power, it partly is installed in the main frame rear apart from about 20 meters of work plane, and power switch, motor, main pump are installed on the power train, and control cables, the fluid pressure line of main frame and power train are connected; Also can some parts on the power train be installed on the main frame.

Group saw be by two circular saw blade unit separately a side plane coating adhesive bonding, add screw or rivet again and strengthen fixedly being composited, inner surface in the saw blade unit is provided with main tank and watering trough, watering trough one end links to each other with main tank, the other end links to each other with the tooth root of two sawtooth separately respectively, the main channel of the mutual corresponding formation group saw of the main tank on two saw blade unit is provided with the inlet opening that main channel communicates and finally communicate with the tooth root of sawtooth around upper edge, the saw blade unit axis hole of installing near power transmission shaft.

For make and outward, in, that the inner core resistance to torsion better reaches main frame rigidity is bigger, further increasing coalings slip cross the coal space, the cylindrical shell of urceolus, middle tube and inner core all is designed near circular square tube shape steel work tube.

For water or cooling fluid are imported into the group saw from the outside, be provided with the biography aquaporin in the saw cramp, this biography aquaporin one end is connected with outside supply channel, and the other end communicates with the inlet opening of group saw.

In order to make turning to of main frame laborsaving, better effects if turns to the divert guide track pair between support cylinder and the middle tube back oil cylinder to be designed to arc, and the center of this arc is the mid point of the preceding oil cylinder line of tube in two.

Can adorn coal on the base plate between most shovel board forward position and the place ahead, the tunnel rib to greatest extent for the each loading of shovel board, the forward position of shovel board is designed to arc, and the arc that this arc forms on base plate during with head saw rip cutting rib is consistent.

For duty, the effect of observing main frame easily be convenient to operation, operating desk is installed on the urceolus cover plate.

Operating principle of the present utility model is: the development machine complete machine is divided into main frame and power train two large divisions, and main frame is made up of heading end, running gear, coal mining device.The heading end front end install two can in the interior biography water combination annular saws of water spray, i.e. group saw, interior water spray is inner to each between cog ejection by the group saw, to each radial serrations of group saw dirt that cools off and disappear.Two group saws are linked to each other with group saw motor by saw cramp, the group saw drags rotation by group saw motor, and by the push-and-pull of group saw propelling oil cylinder, the plane of determining along the groove in the slide rail shell moves forward and backward, cut and withdraw from rib, two slide rail shells can respectively rotate 45 ° around group saw pivot angle rotating shaft separately by the push-and-pull of group saw pivot angle oil cylinder.After the plane of flattening on two group saw planes forms the plane of flattening on right angle and two group saw planes and roadway floor mutually and also forms the right angle, two groups are sawed about 350 millimeters of the definite plane incision rib of the interior groove of edge slide rail shell separately, for preventing the grazing of two group saw sawtooth, advance oil cylinder to be pushed into maximum length at the group saw, when propelling stops, two group saw sawtooth points also have 10～15 mm distance, the relative position of maintenance group saw rotating speed and two group saws, elevation mount by heading end makes two group saws be cut to top board or base plate simultaneously up or down, the group saw advances oil cylinder to shrink, make two group saws withdraw from rib, slewing equipment by heading end makes two group saws move about 350 millimeters to the left or to the right simultaneously, the group saw advances oil cylinder to stretch out, the group sawing people rib of promotion rotation is about 350 millimeters once more, continue to be cut to top board or base plate up or down, follow also this process, the angle of cut that two group saws form vertical direction to rib is 90 ° two dimension cutting.Saw the corner that to cut than the narrow opening for making group, two group saws should be able to be swung an angle jointly to the left or to the right, drive two and organize to saw and swing 45 ° jointly to the left or to the right thereby make two slide rail shells and the minor flaps that is connected them, large cover together rotate each 45 ° to the left or to the right around cutterhead rotating cylinder center by the push-and-pull of cutterhead pivot angle oil cylinder.For making two group saws carry out third dimension cutting to rib, promptly form two parallel with base plate or approximately parallel transverse cuts in group saw plane, should make two group saw winding saw centre of gyration line half-twists, the cutterhead rotating cylinder is linked to each other with an end of turnbarrel, the other end of turnbarrel links to each other with the output shaft of the rotary actuator that is installed in the rotary actuator sleeve inner, but rotary actuator output shaft driven rotary sleeve winding saw centre of gyration line half-twist, thereby make two group saw winding saw centre of gyration line half-twists.For the group saw is carried out continuously to the vertical cutting between rib top, floor or to the transverse cuts between the both sides, tunnel, the rotary actuator sleeve is linked to each other with the horizontal rotation sleeve by junction plate, an end that connects the pitching oil cylinder on the horizontal rotation sleeve, the other end that connects the pitching oil cylinder on the rotary actuator sleeve, but pitching oil cylinder push-and-pull rotary actuator sleeve rotates up and down around pitching centre of gyration line, thereby drive two group saws rib is carried out continuously vertically cutting; An end that also connects the horizontal rotation oil cylinder that links to each other with urceolus on the horizontal rotation sleeve, but horizontal rotation oil cylinder push-and-pull horizontal rotation sleeve drives junction plate, rotary actuator sleeve around each 45 ° of horizontal rotation center left-right rotation, thereby drive two group saws rib is carried out laterally cutting continuously; For main frame straight line moving and heading end are moved forward and backward, adopt the device of tube in the urceolus suit, before the urceolus, when oil cylinder and back oil cylinder support urceolus with sustained height, urceolus and main frame are the state that is parallel to base plate, when oil cylinder is propped up height after oil cylinder before the urceolus is propped up highly greater than urceolus, main frame just has an inclination that makes progress, and main frame can change over to and drive up this moment; When oil cylinder was propped up height before oil cylinder behind the urceolus is propped up highly greater than urceolus, main frame just had a downward inclination, and this moment, main frame can change downward driving over to.Before the urceolus, when back oil cylinder supports urceolus, before tube is packed up it, back oil cylinder, passing the oil cylinder push-and-pull by the outer middle tube between tube and the urceolus in being installed in moves forward and backward with respect to urceolus along an outer middle tube guideway, when oil cylinder and middle tube back oil cylinder support middle before middle, before urceolus is packed up it, behind the back oil cylinder, just in can be outside tube pass oil cylinder push-and-pull lower edge outer in the tube guideway move forward and backward with respect to middle, alternately supporting of urceolus and middle tube, can make main frame realize moving forward and backward straight line moving, the lower end of the axle of horizontal rotation sleeve and the cover plate of urceolus link to each other, make the group saw can shared urceolus and the middle tube mode of support alternately along moving forward and backward of group saw centre of gyration line.For realizing the walking that turns to of main frame, in the tube rear portion install and middle tube after oil cylinder link to each other turn to 2 of support cylinders, turn between support cylinder and the middle tube back oil cylinder with the divert guide track parafacies connection of arc and be equipped with to turn to and pass 2 of oil cylinders, turn to support cylinder and the home position of oil cylinder when main frame need not turn to, middle tube back be side by side, about group saw centre of gyration line symmetry, when main frame need turn to, with middle tube back oil cylinder and the mode that turns to support cylinder alternately to support, tube rear end rotates around the mid point of the line of 2 preceding oil cylinders of middle tube in making, promptly; The main frame rear end is rotated around front end, concrete order is: preceding oil cylinder of tube and middle tube back oil cylinder are propped up middle tube in making earlier, tube has been propped up urceolus and inner core in this moment, promptly propped up main frame, after turning to support cylinder to move to steering position by the divert guide track pair that turns to the push-and-pull of passing oil cylinder along arc, stretch out its cylinder putter and support middle tube rear end, in a tube back oil cylinder shrink, this moment, main frame weight still was pressed on preceding oil cylinder of middle tube and the middle tube back oil cylinder, tube back oil cylinder is turning on the support cylinder by secondary transfer of divert guide track the pressure on ground just, turn to and pass tube back oil cylinder in the oil cylinder promotion, angle of tube rear end skew in the drive, thereby the angle that made host offset, middle tube back cylinder putter stretches out, support middle tube rear end, pack up and turn to the support cylinder push rod, pass oil cylinder turning to the support cylinder push-and-pull to go back to the home position by turning to, main frame turns to be and finishes, not enough as a steering angle, can repeat for several times.Middle tube rear end top is equipped with coaling the slide head part of slipping and the slide motor of coalingging, the front end internal sleeve is equipped with inner core, inner core is the square tube shape steel work tube of both ends open, inner core inside was exactly coal channel, the chain of coalingging and slipping, scraper plate is dragged on interior tube end plate by the slide motor of coalingging and passes through, inner core is linked to each other by middle inner core guideway with middle tube, inner core is passed oil cylinder in being equipped with therebetween, inner core is moved forward and backward by inner core guideway in the middle inner core passing oil cylinder push-and-pull edge, the tail wheel frame that is contained in the slide of coalingging of inner core front end simultaneously rolls thereupon with the tail wheel that is contained in tail wheel frame front end and moves forward and backward, the tail wheel that is located at front end between two shovel boards rolls when moving and is rotating with the slide of coalingging always, the scraper plate that slips of coalingging of operation is scraped the coal that tail wheel rolls the place ahead in the coal slide, coaling and slip the coal of tail wheel frame both sides and shovel dress by two shovel boards, two arc shovel boards that tail wheel frame both sides are equipped with the shovel board hinge and are linked to each other with this hinge, the arc shovel board can be passed the oil cylinder push-and-pull by middle inner core with inner core and tail wheel frame and together be moved forward and backward to shovel coal and coaling and do not move with main frame, 2 of shovel board dump rams also are housed between inner core front end both sides and shovel board, shovel board both can move forward and backward with the tail wheel frame that slips of coalingging, can promote around 45 ° of shovel board hinge through by the shovel board dump ram again, after shovel board rotates, make the coal of the shovel board of packing into pour the slide of coalingging into, coal is transported to the scratch board conveyor or the belt conveyer of mine car or next transit link by the slide of coalingging.At the main frame rear apart from about 20 meters of driving face, avoid the place in parking lot, lay track, the power train of electrical system and hydraulic power unit is installed, electrical source of power, main motor, switch and main pump, fuel tank and other servicing units are installed on it, and the cable between main frame and the power train, signal line and fluid pressure line are coupled together.

3, beneficial effect: the utility model is increased to more than 60% the work plane lump coal rate, but the cut formation hardness increases to 80MP, and cut, loading power consumption descend, and the sawtooth abrasion resistance strengthens, and dust concentration reduces; Do not move with main frame when shovel board is shoveled coal, and the coal of tiltable in will shoveling pour the slide of coalingging into, cancelled and climbed pawl or star-wheel, having increased coalings slipped the coal channel area, so the efficient of coalingging is improved; Running gear adopts the mode that alternately supports with oil cylinder push-and-pull, urceolus and middle tube, and simple in structure, cost is lower; Power train and main frame branch are arranged, and make power supply away from work plane, and complete machine anti-explosion safety performance is more reliable, and each one opens and inspect easy to maintenance, and power train can back up to reduce the fault effects of power section.

Four, description of drawings:

Fig. 1 is a front view of the present utility model;

Fig. 2 is a vertical view of the present utility model;

Fig. 3 is that group is sawed by 45 ° of positions that forward 0 ° among Fig. 1, and winding saw centre of gyration line has rotated 90 ° figure;

Fig. 4 is the left view of inner core and shovel board among Fig. 1

Wherein: A is shovel board figure when keeping flat;

The figure of B when to be shovel board by the shovel board dump ram boost 45 °;

Five, the specific embodiment

According to Fig. 1, the related component names of the utility model is enumerated as follows: group saw 1, saw cramp 2,. group saw motor 3, slide rail shell 4, the group saw advances oil cylinder 5, group saw pivot angle rotating shaft 6, minor flaps 7, group saw pivot angle oil cylinder 8, large cover 9, cutterhead rotating cylinder 10, cutterhead pivot angle oil cylinder 11, turnbarrel 12, positional cylinder 13, helical pitch hole 14, rotary actuator 15, rotary actuator sleeve 16, pitching oil cylinder 17, junction plate 18, horizontal rotation sleeve 19, operating desk 20, horizontal rotation oil cylinder 21, urceolus 22, coaling and slip 23, divert guide track pair 24, coaling and slip motor 25, middle tube back oil cylinder 26, turn to and pass oil cylinder 27, turn to support cylinder 28, middle tube 29, oil cylinder 30 behind the urceolus, return chain apparatus 31, inner core 32, tube guideway 33 in outer, tube is passed oil cylinder 34 in outer, oil cylinder 35 before the urceolus, middle inner core guideway 36, middle inner core is passed oil cylinder 37, oil cylinder 38 before the middle tube, shovel board dump ram 39, shovel board 40, shovel board hinge 41, tail wheel frame 42, tail wheel rolls 43.

Below in conjunction with drawings and Examples the utility model is further specified.

In Fig. 1, two group saws 1 of main frame heading end front end are to pass water combination saw blade in two, passing water combination saw blade in one and be with two diameters is 1 meter, thickness is 10 millimeters diamond saw blade, add again after middle coating adhesive is bonding that the special flat head screw of 70 M10 fixedly forms, be welded with axial sawtooth at the two ends of special flat head screw, make group saw 1 can carry out axially trace cutting, be provided with main tank and watering trough in bonding surface mutually at two diamond saw blades, watering trough one end links to each other with main tank, the other end links to each other with the tooth root of two sawtooth separately respectively, the main channel of the mutual corresponding formation group saw 1 of the main tank on two saw blades is provided with the inlet opening that communicates and finally communicate with the tooth root of sawtooth with main channel around upper edge, the saw blade unit axis hole of installing near power transmission shaft.Circular group is sawed 1 periphery and is welded with diamond sawtooth, make each between cog of group saw 1 can both realize interior water spray, sawtooth is cooled off and depositing dust, Zhuan She the outer water spray dirt that can further cool off and disappear in addition, the side that is bolted to saw cramp 2 of circular group saw 1 usefulness M12, the opposite side of saw cramp 2 is equipped with group saw motor 3, for avoiding group saw motor 3 output shaft bearing radial force and axial forces, two angular contact ball bearings that are located at group saw motor 3 outsides are housed in the saw cramp 2, be provided with the biography aquaporin of 8 millimeters of the diameters of four circles in the saw cramp 2, this biography aquaporin communicates with the inlet opening that group is sawed in 1, saw cramp 2 is provided with slide rail, the slide rail inboard is equipped with the group saw and is advanced oil cylinder 5, and the group saw advances the end connection group saw slide rail of oil cylinder 5, and the other end connects slide rail shell 4, be provided with two chutes up and down in the slide rail shell 4, can make the slide rail slippage before and after the chute on the saw cramp 2, when the group saw advanced oil cylinder 5 elongations, group saw 1 can be cut 350 millimeters of ribs; Be welded with rotating cylinder on the slide rail shell 4, bearing and group saw pivot angle rotating shaft 6 are housed in the rotating cylinder, group saw pivot angle rotating shaft 6 two ends are contained in minor flaps 7 holes, minor flaps 7 is made two, be convenient to organize the dismounting and the maintenance of saw motor 3 and group saw propelling oil cylinder 5, two minor flaps 7 other ends are fixed by bolts on the

large cover

9,4 on large cover 9 and slide rail shell are equipped with group saw pivot angle oil cylinder 8, group saw pivot angle oil cylinder 8 one ends are connected on the slide rail shell 4, the other end is connected on the large cover 9, group saw pivot angle oil cylinder 8 push-and-pull slide rail shells 4 drive groups saw 1 rotates 45 ° around the rotating cylinder center of slide rail shell 4, makes two group saw 1 plane planes of flattening form the right angle, rib is carried out the two dimension cutting of vertical direction; In the axis hole of large cover 9 axle is housed, the outside suit cutterhead rotating cylinder 10 of axle, cutterhead rotating cylinder 10 is connected on the end of turnbarrel 12, the axis hole both sides of large cover 9 are with an in succession end of cutterhead pivot angle oil cylinder 11 of earrings and bearing pin, the other end of cutterhead pivot angle oil cylinder 11 is connected on the turnbarrel 12, cutterhead pivot angle oil cylinder 11 is symmetrically arranged about group saw centre of gyration line, and in the time of the elongation of left side two oil cylinders, right side two oil cylinders shorten; Otherwise left side two oil cylinders shorten, and two oil cylinders elongation in right side is organized each 45 ° of saw centre of gyration line left-right rotation relatively in order to promote large cover 9, makes group saw 1 be convenient to cut corner, narrow lane; The other end of turnbarrel 12 is sleeved on rotary actuator 15 output shafts, but rotary actuator 15 output shaft windings saw centre of gyration line rotates 90 °, rotary actuator 15 is contained in the rotary actuator sleeve 16, when rotary actuator 15 output shafts rotate 90 °, driven rotary sleeve 12 and group saw 1 winding saw centre of gyration line turn over 90 °, make group saw 1 can carry out the conversion of vertical, horizontal cutting; 8 positional cylinders 13 are housed on turnbarrel 12 cylindricals, positional cylinder 13 push rod ends are connected on the turnbarrel 12, positional cylinder 13 cylinder barrel ends can slide in the helical pitch hole 14 of turnbarrel 12, when turnbarrel 12 drive groups saw 1 has turned over 90 °, positional cylinder 13 cylinder barrel ends stretch out, insert in 8 holes of rotary actuator sleeve 16 correspondences, make turnbarrel 12 location.Rotary actuator sleeve 16 usefulness junction plates 18 add upper bearing (metal) and are connected on the horizontal rotation sleeve 19, are connecting an end of pitching oil cylinder 17 on the horizontal rotation sleeve 19,

The other end of pitching oil cylinder 17 is connected on the rotary actuator sleeve 16, rotary actuator sleeve 16, junction plate 18 can be in the pitching centre of gyration pitching on horizontal rotation sleeve 19 under the promotion of pitching oil cylinder 17, the angle of depression is 28 °, the elevation angle is 37 °, thereby 1 pair of rib of drive group saw vertically cuts, also in succession on the horizontal rotation sleeve 19 end of horizontal rotation oil cylinder 21, the other end of horizontal rotation oil cylinder 21 is contained on the cover plate of urceolus 22, horizontal rotation oil cylinder 21 push-and-pull horizontal rotation sleeves 19 are around each 45 ° of horizontal rotation center line left-right rotation, thereby 1 pair of rib of drive group saw carries out transverse cuts.The lower end of the axle of horizontal rotation sleeve 19 is contained in the axis hole of urceolus 22 upper front end, operating desk 20 also is housed on the

urceolus

22,35 two of the preceding oil cylinders of urceolus are equipped with in urceolus 22 front end both sides, 30 two of oil cylinders are equipped with behind the urceolus in the both sides, rear end, when oil cylinder 30 supports urceolus 22 with sustained height behind oil cylinder 35 and the urceolus before the urceolus, urceolus 22 and main frame are the state that is parallel to base plate, oil cylinder 35 is propped up when highly propping up height greater than oil cylinder behind the urceolus 30 before the urceolus, main frame just has an inclination angle that makes progress, and main frame can change over to and drive up this moment; When oil cylinder 35 was propped up height before oil cylinder behind the urceolus 30 is propped up highly greater than urceolus, main frame just had a downward inclination angle, and this moment, main frame can change downward driving over to.Tube 29 in being equipped with in the urceolus 22, urceolus 22 is linked to each other by tube guideway 33 in outer with middle tube 29, between middle tube 29 and urceolus 22, be equipped with and be used for making a passing oil cylinder 34 in outer that tube and urceolus relatively move, when oil cylinder 30 supports urceolus 22 behind oil cylinder 35 and the urceolus before the urceolus, in tube 29 pack up in before the tube behind oil cylinder 38 and the middle tube back oil cylinder 26, can pass oil cylinder 34 push-and-pulls by outer middle tube moves forward and backward along outer middle tube guideway 33 relative urceolus 22, oil cylinder 38 and middle tube back oil cylinder 26 supported middle tube at 29 o'clock before the middle tube, urceolus 22 just can be outside in tube pass oil cylinder 34 push-and-pull lower edges outer in tube guideway 33 move forward and backward with respect to middle tube 29, the alternately support of urceolus 22 and middle tube 29 makes main frame move forward and backward straight line moving; Because of the lower end of the axle of horizontal rotation sleeve is installed in outer cylinder front end top, two group saws 1 are moved forward and backward along group saw centre of gyration line, can shared urceolus 22, the mode that alternately supports of middle tube 29.In tube 29 rear portions also be equipped with link to each other with middle tube back oil cylinder 26 turn to 28 two of support cylinders, turn to support

cylinder

28 and 26 of the oil cylinders in middle tube back the divert guide track secondary 24 of arc to be housed and to turn to and pass 27 two of oil cylinders, during the main frame straight line moving, turn to support cylinder 28 to pack up, its position and middle tube back oil cylinder 26 are side by side; When main frame need turn to, tube 29 during oil cylinder 38 and middle tube back oil cylinder 26 are propped up before the middle tube, tube 29 has been propped up urceolus 22 and inner core 32 in this moment, has promptly propped up main frame; Turn to support cylinder 28 to pass oil cylinder 27 push-and-pulls by turning to, after moving to steering position along the divert guide track pair 24 of arc, stretch out its cylinder putter and support middle tube 29 rear ends, a middle tube back oil cylinder 26 shrinks, this moment, main frame weight still was pressed on preceding oil cylinder 38 of middle tube and the middle tube back oil cylinder 26, the pressure on 26 pairs of ground of oil cylinder, tube back shifts by divert guide track secondary 24 and is turning on the support cylinder 28 just, with turn to pass oil cylinder 27 promote in a tube back oil cylinder 26 drive in after tube 29 and the host offset, middle tube back oil cylinder 26 push rods stretch out, tube 29 rear ends in supporting, pack up and turn to support cylinder 28 push rods, pass oil cylinder 27 turning to support cylinder 28 to be returned to and oil cylinder 26 home position side by side, middle tube back by turning to, so far, can finish, can repeat inadequately for several times as a steering angle just main frame turns to; Middle tube 29 upper rear end are equipped with the slide head of the slide 23 of coalingging and the slide motor 25 of coalingging, middle tube 29 interior forward end are equipped with inner core 32, inner core 32 is linked to each other by middle inner core guideway 36 with middle 29, inner core inside was exactly coal channel, be designed to 600 millimeters * 450 millimeters, coaling and slip 23 chain, scraper plate enters after the process tail wheel rolls 43 under the driving of the slide motor 25 of coalingging and carries a coal stage, at tail wheel frame 42, move to above the base plate of inner core 32 above the horizontal component of middle tube 29 base plates, moving to the slide head of the slide 23 of coalingging again in the edge above the sloping portion of tube 29 base plates, therefrom pass below tube 29 base plates through the chain apparatus 31 that returns below the sloping portion of middle tube 29 base plates after unloading coal, get back to tail wheel and roll 43.Inner core was passed oil cylinder 37 during

inner core

32 and 29 in middle tube were equipped with, inner core 32 is moved forward and backward by inner core guideway 36 in the middle inner core passing oil cylinder 37 push-and-pulls edge, thereby driving the tail wheel frame 42 that is installed in inner core 32 front ends moves forward and backward, the chain apparatus 31 that returns that the sloping portion of tube 29 rear end base plates is installed below meanwhile carries out the front and back translation to the chain of the slide 23 of coalingging with equal lengths, shovel board hinge 41 is equipped with in tail wheel frame 42 both sides, shovel board hinge 41 is connecting the shovel board 40 of two arcs, the shovel board 40 of arc is passed under the rib that oil cylinder 37 promotes to move forward to the dead ahead, tunnel by middle inner core with inner core 32 and tail wheel frame 42 and is shoveled coal, coal shovel is gone in the shovel board 40, coaling simultaneously and slip 23, tail wheel rolls 43 by slide motor 25 drives of coalingging, tail wheel is rolled in 43 processes that move forward and backward to rotate always, by the scraper plate that connects on slide 23 chains of coalingging the coal that tail wheel rolls 43 dead aheads is scraped in the slide 23 of coalingging, in inner core 32 front end both sides shovel board dump ram 39 is housed also, shovel board 40 both can move forward and backward with inner core 32 and tail wheel frame 42, can promote to rotate 45 ° by shovel board dump ram 39 again around 41 inclinations of shovel board hinge, after shovel board 40 shovel is gone into the dump that sawing falls, shovel board 40 tilts 45 °, the coal that makes shovel go into shovel board 40 is poured in the slide 23 of coalingging, and the slide 23 of coalingging under the slide motor 25 of coalingging drags coal is transported to mine car or coal slips, belt conveyer.

3.2 meters of this machine design mining heights, adopt wide 4 meters, shovel board width 2-3 rice, 6.6 * 1.6 * 1.6 meters of appearance and sizes.Go into well transportation 4 * 1.6 * 0.7 meter of size of maximum package (can disassemble in case of necessity is 4 * 0.8 * 0.7 meter again).

The concrete operations of this machine cutting coal breakage are in proper order:

1, two group saws 1 advance oil cylinder 5 to be returned to the rear end of slide rail shell 4 by the group saw, 2, two group saw pivot angle oil cylinders 5 are regained, make two group saw 1 plane parallel, rotary actuator 15 rotates, making the plane of two group saws 1 is transverse plane, 3, positional cylinder 13 cylinder barrels extend out in 8 holes of rotary actuator sleeve 16 correspondences, make turnbarrel 12 with respect to rotary actuator sleeve 16 location, 4,17 withdrawals of pitching oil cylinder, the saw point that makes group saw 1 below one side is near base plate, 5, group saw motor 3 rotates, dragging group saw 1 rotates, 6, the group saw advances oil cylinder 5 to stretch out, 1 cutting of promotion group saw enters 350 millimeters of ribs, 7, horizontal rotation oil cylinder 21 is flexible, push-and-pull horizontal rotation sleeve 19 rotates to the left or to the right, drive group saw 1 carries out transverse cuts to the both sides, tunnel to rib to the left or to the right, 8, the group saw advances oil cylinder 5 to shrink, make group saw 1 withdraw from rib, can not stop to organize the rotation of saw motor 3 this moment, 9, pitching oil cylinder 17 is flexible, group saw 1 is lifted or descend 250～350 millimeters, 10, group is sawed and is advanced oil cylinder 5 elongations, group saw 1 is cut again enter rib, 11, horizontal rotation oil cylinder 21 is flexible, drive group saw 1 is cut to both sides, tunnel, 12 to the left or to the right, the circulation above-mentioned steps forms 250～350 millimeters at interval until group saw 1 sawing on rib, dark 350 millimeters, wide 22 millimeters horizontal saw kerf; 13, the group saw advances oil cylinder 5 withdrawals, make group saw 1 withdraw from rib, 14, stopping group saw motor 3 rotates, 15, positional cylinder 13 shrinks, remove the location, 16, rotary actuator 15 rotates, driven rotary sleeve 12 and group saw 1 winding saw centre of gyration line turn over 90 °, making the plane of two group saws 1 is fore-and-aft plane, 17, positional cylinder 13 cylinder barrels extend out in 8 holes of rotary actuator sleeve 16 correspondences, turnbarrel 12 is positioned, 18,8 elongations of group saw pivot angle oil cylinder, promote two group saws 1 and respectively rotate 45 ° around organizing saw pivot angle rotating shaft 6 separately, 19, group saw motor 3 rotates, dragging group saw 1 rotates, the group saw advances oil cylinder 5 elongations, make 350 millimeters of group saw 1 incision ribs (this moments two, the saw point was at a distance of 10～15 millimeters), 20, pitching oil cylinder 17 is flexible, make group saw 1 cut rib up and down to top board or base plate, 21, the group saw advances oil cylinder 5 withdrawals, group saw 1 withdraws from rib, 22, horizontal rotation oil cylinder 21 is flexible, make group saw 1 move 250～350 millimeters, 23 to the left or to the right, the group saw advances oil cylinder 5 elongations, makes 350 millimeters of group saw 1 incision ribs, 24, pitching oil cylinder 17 is flexible, group saw 1 cuts rib up and down to top board or base plate, 25, circulation said process, rib are that the lump coal of 250～350 millimeters of the length of sides falls by sawing.

Claims

1. a circular saw type development machine comprises heading end, running gear, coaling gear and power train, it is characterized in that:

Heading end comprises: a pair of group of saw (1), this a pair of group saw (1) is installed on the corresponding saw cramp (2) symmetrically, and make group saw (1) rotation by the group saw motor (3) that is installed on the saw cramp (2), saw cramp (2) is provided with slide rail, slide rail is sawed with the group in being connected slide rail shell (4) chute and is advanced oil cylinder (5) to link to each other, the group saw advances oil cylinder (5) to drive saw cramp (2) and drive group saw (1) moves along chute, slide rail shell (4) is connected with minor flaps (7) on being connected large cover (9) by group saw pivot angle rotating shaft (6), between large cover (9) and slide rail shell (4), be provided with the group saw pivot angle oil cylinder (8) that drives slide rail shell (4) left-right rotation, in the axis hole of large cover (9) axle is housed, outer shaft sleeve dress cutterhead rotating cylinder (10), one end of turnbarrel (12) is connected on the cutterhead rotating cylinder (10), between large cover (9) and turnbarrel (12), be connected with the cutterhead pivot angle oil cylinder (11) that drives large cover (9) left-right rotation, the other end of turnbarrel (12) is sleeved on the output shaft of rotary actuator (15) one ends, rotary actuator (15) is installed in the end in the rotary actuator sleeve (16), positional cylinder (13) to turnbarrel (12) location is connected on the cylindrical of turnbarrel (12), the other end of rotary actuator sleeve (16) is connected on the horizontal rotation sleeve (19) by junction plate (18), the pitching oil cylinder (17) that drives heading end pitching cutting is connected between horizontal rotation sleeve (19) and the rotary actuator sleeve (16), one end of the axle in the horizontal rotation sleeve (19) is installed on the cover plate of urceolus (22), and the two ends that drive the horizontal rotation oil cylinder (21) of heading end left-right rotation are connected on the cover plate of horizontal rotation sleeve (19) one sides and urceolus (22);

Running gear comprises: urceolus (22) and middle tube (29), before the urceolus (22), the both sides, rear end are separately installed with and are used for walking, oil cylinder (35) before the urceolus that supports, oil cylinder behind the urceolus (30), preceding at middle tube (29), the both sides, rear end also are separately installed with and are used for walking, oil cylinder (38) before the middle tube that supports, middle tube back oil cylinder (26), middle tube (29) is sleeved in the urceolus (22) by a tube guideway (33) in outer, between middle tube (29) and urceolus (22), be connected be used for making before and after tube and the urceolus alternately mobile outer in a passing oil cylinder (34), also be equipped with in middle tube (29) both sides, rear end and turn to support cylinder (28), turn to support cylinder (28) to link to each other by divert guide track pair (24), turn to be connected with between support cylinder (28) and the middle tube back oil cylinder (26) to turn to and pass oil cylinder (27) with middle tube back oil cylinder (26);

Coaling gear comprises: the coaling slide (23) and the slide motor (25) of coalingging, be used for driving the coaling slide motor (25) of coalingging of slides (23) motion and be installed in the slide head of the slide (23) of coalingging, the coal section of carrying of slide (23) of coalingging is passed inner core (32), the section of unloading coal is therefrom passed through under tube (29) base plate through returning chain apparatus (31), inner core (32) is sleeved in the middle tube (29) by middle inner core guideway (36), inner core (32) front end is equipped with tail wheel frame (42), tail wheel frame (42) front end is equipped with tail wheel and rolls (43), shovel board hinge (41) all is equipped with in tail wheel frame (42) both sides, shovel board hinge (41) connects shovel board (40), inner core (32) front end both sides link to each other with an end of shovel board dump ram (39) respectively, the other end of shovel board dump ram (39) links to each other with shovel board (40), is equipped with between inner core (32) and middle tube (29) both sides to promote the middle inner core passing oil cylinder (37) that inner core (32) moves forward and backward and make shovel board (40) together to move forward and backward with inner core (32) and tail wheel frame (42) with respect to middle tube (29);

The main frame of being made up of heading end, running gear and coal mining device is connected by circuit, pipeline with the power train that power is provided for it.

2. circular saw type development machine according to claim 1, it is characterized in that: group saw (1) is composited by two circular saw blade unit, inner surface in the saw blade unit is provided with main tank and watering trough, watering trough one end links to each other with main tank, the other end links to each other with the tooth root of two sawtooth separately respectively, the corresponding mutually main channel that forms combined saw blade of main tank on two saw blade unit, the external surface of a saw blade unit is provided with the inlet opening that communicates and finally communicate with the tooth root of sawtooth with main channel on the inner surface around the axis hole therein.

3. circular saw type development machine according to claim 1 is characterized in that: inner core (32), middle tube (29) and urceolus (22) cylindrical shell are square tube shape steel work tube.

4. circular saw type development machine according to claim 1 is characterized in that: saw cramp is provided with the biography aquaporin in (2), and this biography aquaporin communicates with the inlet opening that group is sawed in (1).

5. circular saw type development machine according to claim 1 is characterized in that: turn to the divert guide track pair (24) between support cylinder (28) and the middle tube back oil cylinder (26) to be arc.

6. circular saw type development machine according to claim 1 is characterized in that: the forward position of shovel board (40) is projected as arc on base plate.

7. according to each described circular saw type development machine in the claim 1 to 6, it is characterized in that: on urceolus (22) cover plate operating desk (20) is housed.