CN201627581U - Cutting head short-wall coal mining machine - Google Patents
Cutting head short-wall coal mining machine Download PDFInfo
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- CN201627581U CN201627581U CN2010201546975U CN201020154697U CN201627581U CN 201627581 U CN201627581 U CN 201627581U CN 2010201546975 U CN2010201546975 U CN 2010201546975U CN 201020154697 U CN201020154697 U CN 201020154697U CN 201627581 U CN201627581 U CN 201627581U
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Abstract
The utility model provides a cutting head short-wall coal mining machine, which is a mechanical electrohydraulic integrated coal mining machine using a roadheader-type cutting device for changing the pitch angles and the swing angles of cutting arms inwards and outwards to a work surface for electric-traction, electric-dragging cutting heads and hydraulic transmission. The cutting head short-wall coal mining machine mainly comprises a machine body, a cutting device, a traveling mechanism, a coal shoveling device, an auxiliary device, an auxiliary hydraulic system and an electrical control system. The coal mining machine has the advantages of compact structure, small volume and weight, strong adaptability and convenience for installation and transportation, and simultaneously can be used for solving the series problems of low resource recovery ratio, low output ratio, low block ratio, low work efficiency, high investment, high energy consumption, high risk, long preparation constructional period, long moving time and poor adaptability in the coal mining technique of small and medium-sized coal mines.
Description
Technical field
The utility model belongs to mining equipment and production technique under the coal mine, is a kind of medium and small colliery cutting hair style short-wall coal-winning machine that is specially adapted to.
Background technology
At present, mining equipment and production technique under the existing coal mine, for mining equipment under the coal mine of large and medium-sized colliery, mainly contain large-scale power or hydraulic haulage comprehensive winning machine, transportation, hydraulic support, the auxiliary equipment etc. that transports, large-scale power or hydraulic haulage comprehensive winning machine, comprehensive winning machine integrates functions such as cut, shipment, walking, operation, is mainly used in the down-hole coal of cut arbitrary shape section or the comprehensive heading equipment of alternate heading.Big-and-middle-sized coal master will serve as the main coal mining that carries out with broadwall technology.This main equipment is very big for medium and small coal mine equipment investment, and this main equipment also is not suitable for promoting the use of for medium and small colliery coal mining technology.
There is following problem in the above existing large-scale production technique:
1, input is high, and output is than low: adopt existing large-scale synthesis mechanized coal mining method, equipment is heavy, power is big, drop into height, output than low;
2, energy consumption height: adopt present comprehensive mechanized coal mining method because adopt, dress, the coal heaver plants all is powerful device, so unit coal mining energy consumption height;
3, bad adaptability: comprehensive mechanical coal mining is to the coal seam geological condition bad adaptability, and existing comprehensive mechanical coal mining requires ocurrence of coal seam stable, and the work plane tilt length is more than 80 meters, and strike length is generally more than 500 meters; Mine and only to be applicable to that the residual of small-size coal mine and large and medium-sized colliery adopt in the warehouse;
4, the stopping production moving time is long and prepare long in time limit: because common comprehensive mechanical coal mining equipment is many, volume and weight is big, and moving time is long, and it is many, used long in time limit to make up the required ancillary works of work plane.
And for the exploitation in medium and small colliery adopt generally that the warehouse big gun is adopted, coal-mining technique such as the suspended back timber exploitation of shortwall, layering are combined and adopted, fully mechanized caving coal, Wangeviry storehouse are adopted.There is following problem in its exploitation coal-mining technique:
1, the rate of extraction is low, and the wasting of resources is surprising: small-size coal mine generally adopts the warehouse big gun to adopt, and resource recovery is only about 25%; Big-and-middle-sized mine adopts layering to combine and adopts and fully mechanized caving coal, and also only about 70%, the mine resource recovery is lower, only has only about 50% for the work plane resource recovery;
2, efficient is low: the warehouse, that big gun is adopted mechanization degree is low, and personnel selection is many, and work efficiency is low; Layering is combined and is adopted, the caving coal technology complexity, and equipment is many, and power is big, and benefit is low;
3, top board problem: mine in the warehouse, big gun is adopted roof control and adopted the supporting of some post, and supporting intensity is low, and roof accident takes place the roof control difficulty easily;
4, digging is than big: layering is combined and is adopted, warehouse coal mining excavation work amount is big, and the fully mechanized caving coal rate of recovery is low, so digging than big, causes digging to be connected nervous easily.
Summary of the invention
The purpose of this utility model falls behind existing problem at the existing mining equipment in medium and small colliery, a kind of medium and small colliery that is suitable for is provided, compact equipment, volume and weight is little, compliance is strong, be convenient to install and transportation, can solve that existing medium and small coal mining technology exists four low (resource recovery is low, output than low, the piece rate is low, work efficiency is low), the cutting hair style short-wall coal-winning machine of three height (high investment, high energy consumption, excessive risk), two long (preparing long in time limit, moving time length), poor outstanding problems such as (bad adaptability).
The technical solution of the utility model is to achieve these goals:
A kind of cutting hair style short-wall coal-winning machine, comprise fuselage, cutter sweep, walking mechanism, coal-spading device, servicing unit, auxiliary hydraulic system and electrical control system, it is characterized in that: described cutter sweep is cutting hair style cutter sweep, described fuselage is the rectangular box structure, cutter sweep is loaded on coal-face one side of fuselage, walking mechanism be arranged in the body of fuselage and below, the below of shovel board device fuselage; Described servicing unit, auxiliary hydraulic system and electrical control system all are arranged in the body of fuselage.
Described cutter sweep comprises cutting head, cutting arm, rocking arm, reclining apparatus and rocking arm rotating actuator; Cutting head is loaded on the cutting arm top, and reclining apparatus is used for rocking arm and is connected with cutting arm, and rocking arm and cutting arm are relatively rotated, and described rocking arm is connected by reclining apparatus with cutting arm; Described rocking arm is loaded on the rotating actuator machine, and the rocking arm rotating actuator is loaded in the fuselage; Described cutting arm comprises the preceding cutting arm body of inside and outside sleeve combination, running part, gear reduction box, cut motor, cutting arm body afterbody, telescopic oil cylinder and the oscillating oil cylinder of cutting head rotation; Preceding cutting arm body, gear reduction box, cut motor and the cutting arm body afterbody of described inside and outside sleeve combination are straight line and vertically arrange; The preceding cutting arm body of described inside and outside sleeve combination and gear box body, cut motor and cutting arm body tailstock are connected in one and constitute whole cutting arm body; Described cutting arm body afterbody is hinged on the rocking arm; Described cutting head is loaded on outer sleeve cutting arm top, and is connected the power output shaft of gear reduction box by the running part in the preceding cutting arm body that is contained in the inside and outside sleeve combination; On the outer sleeve and cutting arm body afterbody of cutting arm body, oscillating oil cylinder was hinged on the arm body portion and rocking arm that is connected in one by gear box body, cut motor and cutting arm body afterbody before described telescopic oil cylinder was loaded on.
Described rocking arm rotating actuator is made up of push cylinder, rack and pinion axle, push cylinder, the rack and pinion axle is contained in the fuselage of coal-winning machine, described rocking arm one end is contained on the gear shaft of rocking arm rotating actuator of the fuselage that stretches out coal-winning machine, and the other end is equipped with rocking arm and cutting arm reclining apparatus in relative rotation.
Described reclining apparatus comprise on angle modulation oil cylinder, rocking arm housing, angle modulation axle, the angle modulation axle the fixing angle modulation oil cylinder engaging lug of welding, sliding bearing, angle modulation axle bearing,, stop washer and round nut, revolving bed, gyroaxis bearing, floating bearing, spacer, rocking arm large bevel gear, revolution large bevel gear, small bevel gear wheels, end cap and stifle; By being bolted on the rocking arm housing, same rocking arm large bevel gear also is fixed on the housing of rocking arm described angle modulation axle by end cap; Behind suit angle modulation axle sliding bearing on the angle modulation axle, refill the revolution large bevel gear; Described cone pinion is assembled between rocking arm large bevel gear and the revolution large bevel gear, and between the housing of angle modulation axle sliding bearing and rocking arm, fixedly adorn described angle modulation oil cylinder engaging lug on the outer ring of small bevel gear wheels, offer corresponding and opening angle modulation at angle modulation oil cylinder engaging lug place on the housing of rocking arm; Described revolution large bevel gear is fixedlyed connected with revolving bed, and is set on the angle modulation axle; Adorn two dish floating bearing and spacers in described revolving bed with on the angle modulation axle, the inner ring of the floating bearing on the angle modulation axle head is fixed by stop washer and round nut; Described floating bearing installs back between swivel base and the gyroaxis bearing; Described gyroaxis bearing is by being bolted on the rocking arm housing; Described stifle is by being bolted on the revolving bed; Described angle modulation oil cylinder is hingedly mounted on the housing of rocking arm, and the piston rod of angle modulation oil cylinder and angle modulation oil cylinder engaging lug are hinged.
Described walking mechanism comprises traction motor, gear drive, walking case and walking gear; Described traction motor connects the gearing shaft group and is loaded in the fuselage, walking case and walking gear are positioned at below the fuselage of bracket side of work plane, and be installed in the top of work plane drag conveyor walking rack, by gear drive the power of traction motor is reached walking gear, make on the work plane drag conveyor, being movably walking of cutting hair style short-wall coal-winning machine.
Described shovel board device is by two bilateral symmetry shovel boards, shovel board is just adjusted oil cylinder and is formed, its shovel board is that shovel board is " plough " shape, and coal-spading device is loaded on the position, the fuselage work plane side lower right corner of cutting hair style short-wall coal-winning machine, both coal-face one side fuselage right lower quadrant.
The cutting hair style short-wall coal-winning machine that the utility model provides is compared with existing coal-winning machine, has outstanding substantive distinguishing features and technological progress and is:
1, adopts the tunneling machine cutting device to carry out coal cutting and coaling, adopt the shearer haulage device to walk.The advantage of its collection and development machine and coal-winning machine, overall volume and weight are little, have strengthened the compliance of coal-winning machine, have created facility for the installation and the transportation of coal-winning machine.
2, adopt the herringbone ramp plate, utilize the power of walking before and after the coal-winning machine, the work plane coal breakage is shoveled dress, not only energy-conservation but also efficient.
3, adopt the tunneling machine cutting device to carry out coal cutting and coaling, cutting head can be realized bobbing and weaving, and makes the circulation step pitch of coal-winning machine increase to 1.5 meters by 0.6 meter, has improved coal output greatly.
4, equipment energy consumption is low, and being equipped with a cover fully-mechanized mining working equipment installation general power only is about 400kw.
5, compliance is strong: be suitable for the work plane of multiple tilt length, prove-in length is a 10--200 rice.This technology all can be adopted in the large, medium and small moulded coal ore deposit in existing most of coalfield.
The utility model is the colliery underground mining, uses especially that it can solve that the middle and small scale coal mine coal-mining technique is four low, the serial problems of three height, two long and differences, realizes comprehensive mechanical coal mining.
Description of drawings
Fig. 1 is the structural representation of cutting hair style short-wall coal-winning machine;
Fig. 2 is the front view of cutting hair style short-wall coal-winning machine fuselage;
Fig. 3 is a cutting hair style short-wall coal-winning machine left view;
Fig. 4 is a cutting hair style short-wall coal-winning machine right view;
Fig. 5 is a cutting hair style short-wall coal-winning machine vertical view;
Fig. 6 is the rocker arm body schematic diagram of cutting hair style short-wall coal-winning machine;
Fig. 7 is the rocking arm and the revolving bed schematic diagram of cutting hair style short-wall coal-winning machine;
Fig. 8 is the front view of cutting hair style short-wall coal-winning machine coal-spading device;
Fig. 9 is the shovel board vertical view of cutting hair style short-wall coal-winning machine coal-spading device;
Figure 10 is rocking arm is connected reclining apparatus with cutting arm a small bevel gear wheels partial schematic diagram.
The specific embodiment
Carrying out the specific embodiment of the present utility model below in conjunction with accompanying drawing describes in detail:
As shown in Fig. 1 to Fig. 5, the structural representation of cutting hair style short-wall coal-winning machine.What the cutter sweep of cutting hair style short-wall coal-winning machine of the present utility model adopted is the cutter sweep of development machine formula, for electric traction, electricity drag that cutting head, hydraulic drive change the cutting arm angle of pitch and the mechanical-electrical-hydraulic integration coal-winning machine of angle of oscillation inside and outside work plane.This facility body embodiment: appearance and size is 4400 * 2300 * 1690mm, and power is 165kw.
Cutting hair style short-wall coal-winning machine comprises fuselage 1, cutting hair style cutter sweep 2, walking mechanism 3, coal-spading device 4, servicing unit 5, auxiliary hydraulic system 6 and electrical control system 7; Described fuselage is the rectangular box structure, and cutter sweep is loaded on coal-face one side of fuselage, walking mechanism be arranged in the body of fuselage and below, the below of shovel board device fuselage; Described servicing unit, auxiliary hydraulic system and electrical control system all are arranged in the body of fuselage.On work plane drag conveyor 8, being movably walking of cutting hair style short-wall coal-winning machine.Wherein:
1, cutter sweep
As shown in Figure 6, described cutting arm 22 comprises the preceding cutting arm body 221 of inside and outside sleeve combination, running part 222, gear reduction box 223, cut motor 224, cutting arm body afterbody 225, telescopic oil cylinder 226 and the oscillating oil cylinder 227 of cutting head rotation; Preceding cutting arm body, gear reduction box, cut motor and the cutting arm body afterbody of described cutting head, inside and outside sleeve combination are straight line and vertically arrange; The preceding cutting arm body of described inside and outside sleeve combination and gear box body, cut motor and cutting arm body tailstock are connected in one and constitute whole cutting arm body; Described cutting arm body afterbody is hinged on the revolving bed of rocking arm;
Described cutting head is loaded on outer sleeve cutting arm body top, and is connected the power output shaft of gear reduction box by the running part in the preceding cutting arm body that is contained in the inside and outside sleeve combination; The cutting head diameter of the utility model cutting hair style short-wall coal-winning machine is 710mm, and depth of cut can reach 1500mm; Cutting-height can reach 6000mm; Cutting head can elastic 520mm by telescopic oil cylinder.
Before described telescopic oil cylinder is loaded on the outer sleeve and cutting arm body afterbody of cutting arm body, oscillating oil cylinder is hinged on the revolving bed of the arm body portion that is connected in one by gear box body, cut motor and cutting arm body afterbody and rocking arm.
As shown in Figure 6, described rocking arm rotating actuator 25 is made up of with gear shaft 253 push cylinder 251, tooth bar 252, push cylinder, the rack and pinion axle is contained in the fuselage of coal-winning machine, described rocking arm one end is contained on the gear shaft of rocking arm rotating actuator of the fuselage that stretches out coal-winning machine, and the other end is equipped with rocking arm and cutting arm reclining apparatus in relative rotation.
As shown in Fig. 6 and Fig. 7, described reclining apparatus 24 comprises fixing angle modulation oil cylinder engaging lug 243, sliding bearing 244, angle modulation axle bearing 245, stop washer 246 and round nut 247, revolving bed 248, gyroaxis bearing 249, floating bearing 2410, spacer 2411, rocking arm large bevel gear 2412, revolution large bevel gear 2413, small bevel gear wheels 2414, end cap 2415 and the stifle 2416 of welding on angle modulation oil cylinder 241, angle modulation axle 242, the angle modulation axle; By being bolted on the rocking arm housing, same rocking arm large bevel gear is also by being bolted on the rocking arm housing by end cap for described angle modulation axle; Behind suit angle modulation axle sliding bearing on the angle modulation axle, refill the revolution large bevel gear; Described cone pinion is assembled between rocking arm large bevel gear and the revolution large bevel gear, and between the housing of angle modulation axle sliding bearing and rocking arm 23, fixedly adorn described angle modulation oil cylinder engaging lug on the outer ring of small bevel gear wheels, offer corresponding and opening angle modulation at angle modulation oil cylinder engaging lug place on the housing of rocking arm 23; Described revolution large bevel gear is fixedlyed connected with revolving bed by bolt, and is set on the angle modulation axle; In described revolving bed with the angle modulation axle on suit two dish floating bearings and spacer (dish is a cylinder roller bearing for taper roll bearing and a dish), the inner ring of floating bearing is fixed on the angle modulation axle head by stop washer and round nut; Between described revolving bed and gyroaxis bearing, floating bearing is installed; Described gyroaxis bearing is too by being bolted on the rocking arm housing; Described stifle is by being bolted on the revolving bed; Described angle modulation oil cylinder is hingedly mounted on the housing of rocking arm, and the piston rod of angle modulation oil cylinder and angle modulation oil cylinder engaging lug are hinged.
As shown in figure 10, rocking arm is connected the small bevel gear wheels partial schematic diagram of reclining apparatus with cutting arm;
The small bevel gear wheels comprise outer ring support 141, cone pinion 142, interior ring support 143, cone pinion bearing 144, little axle 145 and 416 washer plates; Described two cover cone pinion bearings and cone pinions are respectively on little axle, and symmetry is contained in respectively in the hole of outer ring support and interior ring support, at cone pinion and outer ring support, reach the washer plate that is provided with adjustment usefulness between cone pinion and the interior ring support.
When the piston rod of described angle modulation oil cylinder moves, promoting the small bevel gear wheels rotates, the cone pinion of small bevel gear wheels and rocking arm large bevel gear mesh simultaneously with the revolution large bevel gear, cone pinion drives the revolution large bevel gear and rotates relative to the rocking arm large bevel gear, thereby has realized that the drive revolving bed rotates with respect to rocking arm.Owing to adopt the bevel gear group to transmit angle modulation oil cylinder power, make angle modulation oil cylinder layout can not influence cutting arm and change angle position with respect to rocking arm, can realize that cutting arm is with respect to the adjustment of rocking arm at the relative angle of any position.
2, walking mechanism
As shown in Fig. 2 and Fig. 4, walking mechanism 3 comprises traction motor, gear drive, walking case and walking gear; Traction motor connects the gearing shaft group and is loaded in the fuselage, walking case and walking gear are positioned at below the fuselage of bracket side of work plane, and be installed in the top of the walking rack of work plane drag conveyor 8, by gear drive the power of traction motor is reached walking gear, make on the work plane drag conveyor, being movably walking of cutting hair style short-wall coal-winning machine.
3, coal-spading device
As shown in Fig. 8 and Fig. 9, described shovel board device 4 is by two bilateral symmetry shovel boards 41, shovel board is just adjusted oil cylinder 42 and is formed, its shovel board is that shovel board is " plough " shape, coal-spading device is loaded on the position, the fuselage work plane side lower right corner of cutting hair style short-wall coal-winning machine, both coal-face one side fuselage right lower quadrant.
Cutting hair style short-wall coal-winning machine is in the coal cutting process, and preceding shovel board is gone into the coal shovel under the cutterhead cut on the work plane drag conveyor; Cutting hair style short-wall coal-winning machine is in moving back the machine process, and the float coal that back shovel board will be cut hair style short-wall coal-winning machine rear portion shovels on the work plane drag conveyor, for next step pushing and sliding operation is got ready.
4, servicing unit
Servicing unit comprises bottom bracket, cable handler and spray cooling system.Described bottom bracket is positioned at the fuselage bottom of cutting hair style short-wall coal-winning machine, is used to support the coal-winning machine fuselage, and connects cutting hair style short-wall coal-winning machine and work plane drag conveyor;
Described cable handler is positioned at the fuselage afterbody of cutting hair style short-wall coal-winning machine, is used for connecting cutting hair style short-wall coal-winning machine electricity cable; Described spray cooling system is positioned at the rocking arm top of cutting hair style short-wall coal-winning machine, spraying system can reduce the airborne coal dust content of work plane in the coal cutting process, reduce the harm of coal dust to worker's health, cooling system can cool off the electric system of cutting hair style short-wall coal-winning machine simultaneously, reduces the electric system proportion of goods damageds.
5, hydraulic system
Hydraulic system comprises fuel tank, oil pump, each oil cylinder and control valve etc.The fuel tank of hydraulic system and oil pump are arranged in the rear portion of coal-winning machine fuselage, for rotation, the swing of cutting each operating mechanism of hair style short-wall coal-winning machine provides power.
6, electrical control system:
Electrical control system comprises frequency converter, electric control box.Frequency converter, electric control box are loaded in the fuselage of cutting hair style short-wall coal-winning machine.
Can to make the rocking arm anglec of rotation be 75 ° to the rocking arm rotating actuator in the utility model cutting hair style short-wall coal-winning machine; It is 45 ° that the rocking arm reclining apparatus can make cutting arm and rocking arm adjust angle β in relative rotation, and rocking arm rotating actuator and reclining apparatus angle of pitch α that cutting arm is rotated up and down reaches 120 ° like this; Cutting arm can angle of oscillation γ be ± 10 ° inside and outside work plane.
Claims (9)
1. one kind is cut the hair style short-wall coal-winning machine, comprise fuselage (1), cutter sweep (2), walking mechanism (3), coal-spading device (4), servicing unit (5), auxiliary hydraulic system (6) and electrical control system (7), it is characterized in that: described cutter sweep is cutting hair style cutter sweep, described fuselage is the rectangular box structure, cutter sweep is loaded on coal-face one side of fuselage, walking mechanism be arranged in the body of fuselage and below, the below of shovel board device fuselage; Described servicing unit, auxiliary hydraulic system and electrical control system all are arranged in the body of fuselage.
2. a kind of cutting hair style short-wall coal-winning machine according to claim 1 is characterized in that: described cutter sweep (2) comprises cutting head (21), cutting arm (22), rocking arm (23), reclining apparatus (24) and rocking arm rotating actuator (25); Cutting head is loaded on the cutting arm top, and reclining apparatus is used for rocking arm and is connected with cutting arm, and rocking arm and cutting arm are relatively rotated, and described rocking arm is connected by reclining apparatus with cutting arm; Described rocking arm is loaded on the rotating actuator machine, and the rocking arm rotating actuator is loaded in the fuselage (1);
Described cutting arm (22) comprises the preceding cutting arm body (221) of inside and outside sleeve combination, running part (222), gear reduction box (223), cut motor (224), cutting arm body afterbody (225), telescopic oil cylinder (226) and the oscillating oil cylinder (227) of cutting head rotation; Preceding cutting arm body, gear reduction box, cut motor and the cutting arm body afterbody of described inside and outside sleeve combination are straight line and vertically arrange; The preceding cutting arm body of described inside and outside sleeve combination and gear box body, cut motor and cutting arm body tailstock are connected in one and constitute whole cutting arm body; Described cutting arm body afterbody is hinged on the rocking arm; Described cutting head is loaded on outer sleeve cutting arm top, and is connected the power output shaft of gear reduction box by the running part in the preceding cutting arm body that is contained in the inside and outside sleeve combination;
On the outer sleeve and cutting arm body afterbody of cutting arm body, oscillating oil cylinder was hinged on the arm body portion and rocking arm that is connected in one by gear box body, cut motor and cutting arm body afterbody before described telescopic oil cylinder was loaded on.
3. a kind of cutting hair style short-wall coal-winning machine according to claim 2, it is characterized in that: described rocking arm rotating actuator (25) is made up of with gear shaft (253) push cylinder (251), tooth bar (252), push cylinder, the rack and pinion axle is contained in the fuselage of coal-winning machine, described rocking arm (23) one ends are contained on the gear shaft of rocking arm rotating actuator of the fuselage that stretches out coal-winning machine, and the other end is equipped with rocking arm and cutting arm reclining apparatus (24) in relative rotation.
4. a kind of cutting hair style short-wall coal-winning machine according to claim 3 is characterized in that: described reclining apparatus (24) comprises angle modulation oil cylinder (241), angle modulation axle (242), angle modulation oil cylinder engaging lug (243), sliding bearing (244), angle modulation axle bearing (245), stop washer (246) and round nut (247), revolving bed (248), gyroaxis bearing (249), floating bearing (2410), spacer (2411), rocking arm large bevel gear (2412), revolution large bevel gear (2413), small bevel gear wheels (2414), end cap (2415) and stifle (2416);
By being bolted on the rocking arm housing, same rocking arm large bevel gear also is fixed on the housing of rocking arm (23) described angle modulation axle by end cap; Behind suit angle modulation axle sliding bearing on the angle modulation axle, refill the revolution large bevel gear; Described cone pinion is assembled between rocking arm large bevel gear and the revolution large bevel gear, and between the housing of angle modulation axle sliding bearing and rocking arm (23), fixedly adorn described angle modulation oil cylinder engaging lug on the outer ring of small bevel gear wheels, offer corresponding and opening angle modulation at angle modulation oil cylinder engaging lug place on the housing of rocking arm (23); Described revolution large bevel gear is fixedlyed connected with revolving bed, and is set on the angle modulation axle; Adorn two dish floating bearing and spacers in described revolving bed with on the angle modulation axle, the inner ring of the floating bearing on the angle modulation axle head is fixed by stop washer and round nut; Described floating bearing installs back between swivel base and the gyroaxis bearing; Described gyroaxis bearing is by being bolted on the rocking arm housing; Described stifle is by being bolted on the revolving bed; Described angle modulation oil cylinder is hingedly mounted on the housing of rocking arm, and the piston rod of angle modulation oil cylinder and angle modulation oil cylinder engaging lug are hinged.
5. a kind of cutting hair style short-wall coal-winning machine according to claim 1, it is characterized in that: described walking mechanism (3) comprises traction motor, gear drive, walking case and walking gear; Described traction motor connects the gearing shaft group and is loaded in the fuselage, walking case and walking gear are positioned at below the fuselage of bracket side of work plane, and be installed in the top of the walking rack of work plane drag conveyor (8), by gear drive the power of traction motor is reached walking gear, make on the work plane drag conveyor, being movably walking of cutting hair style short-wall coal-winning machine.
6. a kind of cutting hair style short-wall coal-winning machine according to claim 1, it is characterized in that: described shovel board device (4) is by two bilateral symmetry shovel boards (41), shovel board is just adjusted oil cylinder (42) and is formed, its shovel board is that shovel board is " plough " shape, coal-spading device is loaded on the position, the fuselage work plane side lower right corner of cutting hair style short-wall coal-winning machine, both coal-face one side fuselage right lower quadrant.
7. a kind of cutting hair style short-wall coal-winning machine according to claim 2 is characterized in that: described rocking arm, its rocking arm anglec of rotation is at least 75 °.
8. a kind of cutting hair style short-wall coal-winning machine according to claim 2 is characterized in that: described cutting arm, its cutting arm angle of oscillation γ is ± 10 ° of scopes.
9. a kind of cutting hair style short-wall coal-winning machine according to claim 4 is characterized in that: the adjustment angle β of described reclining apparatus is at least 45 °.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010201546975U CN201627581U (en) | 2010-03-18 | 2010-03-18 | Cutting head short-wall coal mining machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010201546975U CN201627581U (en) | 2010-03-18 | 2010-03-18 | Cutting head short-wall coal mining machine |
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| CN201627581U true CN201627581U (en) | 2010-11-10 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101798925A (en) * | 2010-03-18 | 2010-08-11 | 闫振东 | Cutting head type shortwall coal-winning machine and comprehensive mechanized coal mining technology |
| CN102200011A (en) * | 2011-04-25 | 2011-09-28 | 闫振东 | Cutting head type short wall coal mining machine |
| CN102678110A (en) * | 2012-05-05 | 2012-09-19 | 闫振东 | Cutting-head type short-wall large-mining-height coal winning machine and comprehensive mechanized coal mining process |
| CN104358569A (en) * | 2014-09-17 | 2015-02-18 | 三一重型装备有限公司 | Coal cutter and travel unit's transmission mechanism |
-
2010
- 2010-03-18 CN CN2010201546975U patent/CN201627581U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101798925A (en) * | 2010-03-18 | 2010-08-11 | 闫振东 | Cutting head type shortwall coal-winning machine and comprehensive mechanized coal mining technology |
| CN101798925B (en) * | 2010-03-18 | 2013-04-03 | 闫振东 | Cutting head type shortwall coal-winning machine and comprehensive mechanized coal mining technology |
| CN102200011A (en) * | 2011-04-25 | 2011-09-28 | 闫振东 | Cutting head type short wall coal mining machine |
| CN102200011B (en) * | 2011-04-25 | 2012-10-31 | 闫振东 | Cutting head type short wall coal mining machine |
| CN102678110A (en) * | 2012-05-05 | 2012-09-19 | 闫振东 | Cutting-head type short-wall large-mining-height coal winning machine and comprehensive mechanized coal mining process |
| CN104358569A (en) * | 2014-09-17 | 2015-02-18 | 三一重型装备有限公司 | Coal cutter and travel unit's transmission mechanism |
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