CN201090213Y

CN201090213Y - Coal picking-planing mill

Info

Publication number: CN201090213Y
Application number: CNU200720010139XU
Authority: CN
Inventors: 张建卓; 康晓敏; 郝志勇; 李贵轩
Original assignee: Liaoning Technical University
Current assignee: Liaoning Technical University
Priority date: 2007-01-09
Filing date: 2007-01-09
Publication date: 2008-07-23
Anticipated expiration: 2017-01-09

Abstract

The utility model particularly relates to a coal mining and planing machine with less power source, simple structure, wide application range and high producing efficiency, pertaining to the coal mining machinery. The utility model is composed of a shell base (6), an upper cover (7), a traction motor (24), a reducer (25), a hydraulic system motor (27), a hydraulic pump station (29), a cylinder (30), a planing head (19) and a planing blade (20). Two drive sprockets (26) are fixed on an output shaft of the reducer (25) and are drivenly connected with the driven sprockets (23) fixed on two driving shafts (18), through two transmission chains (35); two traction wheels (16) with a plurality of U-shaped concave grooves (16-1) evenly distributed on the circumference are respectively fixed on the external end of each driving shaft (18); a transmission pedrail (17) is movably arranged between the two traction wheels (16). The utility model has the advantages of simple structure, lighter weight, low cost, energy saving, low malfunction ratio, high operation ratio, simple overhaul and less maintenance at low expense.

Description

Coal mining and digging machine

Technical field

The utility model belongs to coal-cutting machinery, and particularly a kind of power source is few, simple in structure, applied range, coal mining and digging machine that production efficiency is high.

Background technology

In China, coal is still main energy sources at present, and in coal mining, coal-cutting machinery plays crucial effects.Countries in the world, it is drum shearer and coal plough more widely that coal-winning machine uses.When thick and high seam during drum shearer adapts to, girdle below the coal seam is 1.5m, flitting is just not competent; And power source five covers that need simultaneously of cylinder and coal-winning machine, total installed capacity power is very high, and energy consumption is big; Cylinder cuts dark big, can not make full use of the pressure Zhang Xiaoying in coal seam, and energy consumption is big, and big to the fragmentation of coal, it is many to produce dust, brings hidden danger to safety; Flitting complex structure in addition, maintenance difficult costs an arm and a leg.It is sliding plough that coal plough is used more, centering is thick, girdle and in hard following coal seam have compliance preferably; Its weak point is, general power about 40% all is consumed in the friction in sliding of planer head and chain, is not used on the cut coal; And the thickness of institute's working seam is restricted, and adjusting range is limited.

Summary of the invention

The purpose of this utility model is to overcome above-mentioned technical deficiency, provides a kind of power source only to use two, and is simple in structure, applied range, energy-conservation, production capacity is high, reliability is high, safety is good coal mining and digging machine.

The technical scheme that the utility model technical solution problem adopts is: a kind of coal mining and digging machine of being made up of chassis block, loam cake, traction motor, reducer, hydraulic system motor, hydraulic power unit, oil cylinder, planer head and planing tool, be characterized on the shaft of reducer, fixing two drive sprockets, with two driving-chains be fixed on two driven sprockets on the driving shaft and be in transmission connection, the traction wheel of several U type grooves that evenly distribute on the circumference is fixed in the driving shaft outer end; Between two traction wheels driven pedrail is housed versatilely; It comprises the chain plate body driven pedrail, be fixed with finger on the chain plate body, finger top is provided with the power axis hole, fix a line shaft in the hole, chain plate body both sides are provided with chain plate body connecting hole, and chain plate body connecting hole is installed with connecting axle, with the chain plate body looping crawler belt that links together versatilely, traction wheel and driven pedrail orbit, and evenly fix several pin rows between the track, are provided with jack between the pin row; Adorn an initiatively rocking arm axle at the two ends of chassis block versatilely and fixedly adorn a driven rocker arm shaft, on the initiatively rocking arm axle, fix an initiatively rocking arm, adorn a driven rocking arm on the driven rocker arm shaft versatilely, initiatively rocking arm, the driven rocking arm other end are adorned a rocking arm back shaft respectively versatilely, and on the rocking arm back shaft, fixedly adorn a horizontal rocking arm, fixing planer head on the horizontal rocking arm; Planer head one side at the chassis block two ends is fixed a supporting leg, and the lower end of supporting leg is adorned a support wheel versatilely, and fixedly mounts a fusiformis ramp plate.

The beneficial effects of the utility model are: this coal mining and digging machine has made full use of the advantage of flitting and coal plough, has overcome their deficiencies separately; Simple in structure, weight is lighter, and cost is low; The power source that needs is few, only needs traction and drives hydraulic system two covers, has significantly reduced the installed power of complete machine, has saved energy consumption; Made full use of the destruction of top board during cut coal, reduced the fragmentation of coal, improved the lumpiness and the quality of coal the coal arm, coal dust reduces significantly, help Safety of Coal Mine Production, utilize rolling traction to replace sliding traction, obviously reduced the mechanical friction loss in the distraction procedure; Fault rate is low, the Homes Using TV height, and maintenance is simple, and maintenance capacity is little, and expense is low.

Description of drawings

Specify with embodiment below in conjunction with accompanying drawing.

Fig. 1 shows the coal mining and digging machine front view.

The vertical view of Fig. 2 diagrammatic sketch 1.

The traction wheel of Fig. 3 diagrammatic sketch 1, crawler belt, track component assembling front view.

The component diagram of the crawler belt of Fig. 4 diagrammatic sketch 3.

The vertical view of Fig. 5 diagrammatic sketch 4.

The left side view of Fig. 6 diagrammatic sketch 4.

Among the figure, the 1-initiatively rocking arm; 2-initiatively rocking arm axle; The driven rocking arm of 3-; The driven rocker arm shaft of 4-; 5-rocking arm back shaft; The 6-chassis block; The 7-loam cake; The 8-carrying roller; The 9-roller carrier shaft; The 10-track; The 10-1-pin row; The 10-2-jack; The 11-supporting leg; The 12-support wheel; 13-stripping coal plate; The 14-backing roll; 15-supports roll shaft; The 16-traction wheel; 16-1-U type groove; The 17-crawler belt; 17-1-chain plate body; The 17-2-finger; The 17-3-line shaft; 17-4-power axis hole; 17-5-chain plate body connecting hole; The 17-6-connecting axle; The 18-driving shaft; The 19-planer head; The 20-planing tool; The horizontal rocking arm of 21-; The 22-drive shaft bearing; The 23-driven sprocket; The 24-traction motor; The 25-reducer; The 26-drive sprocket; 27-hydraulic system motor; The 28-oil pipe; The 29-hydraulic power unit; The 30-oil cylinder; The 31-piston rod; The 32-driving handle; The 33-spline housing; 34-rocking arm drive shaft bearing; The 35-driving-chain;

The specific embodiment

With reference to accompanying drawing, a kind of coal mining and digging machine, form by chassis block 6, loam cake 7, traction motor 24, reducer 25, hydraulic system motor 27, hydraulic power unit 29, oil cylinder 30, planer head 19 and planing tool 20, be characterized on the shaft of reducer 25, fixing two drive sprockets 26, with two driving-chains 35 be fixed on two driven sprockets 23 on the driving shaft 18 and be in transmission connection, the traction wheel 16 of 13 the U type groove 16-1 that evenly distribute on the circumference is fixed in driving shaft 18 outer ends; Between two traction wheels 16 driven pedrail 17 is housed versatilely; It is included in driven pedrail 17 (seeing accompanying drawing 4,5,6) on the chain plate body 17-1 and is fixed with finger 17-2, finger 17-2 top is provided with power axis hole 17-4, fix a line shaft 17-3 in the hole, chain plate body 17-1 both sides are provided with chain plate body connecting hole 17-5, are installed with connecting axle 17-6 in the chain plate body connecting hole 17-5 with each chain plate body 17-1 looping crawler belt 17 that links together versatilely; Traction wheel 16 and crawler belt 17 move on track 10, and it is included in track 10 (seeing accompanying drawing 3) and evenly fixes several pin rows 10-1 between two parallel tracks 10, is provided with jack 10-2 between the pin row 10-1; In running, the finger 17-2 on the chain plate body 17-1 inserts among the jack 10-2; Adorn an initiatively rocking arm axle 2 at the two ends of chassis block 6 versatilely and fixedly adorn a driven rocker arm shaft 4, on initiatively rocking arm axle 2, fix an initiatively rocking arm 1, adorn a driven rocking arm 3 on the driven rocker arm shaft 4 versatilely, initiatively rocking arm 1, driven rocking arm 3 other ends are adorned a rocking arm back shaft 5 respectively versatilely, and on rocking arm back shaft 5, fixedly adorn a horizontal rocking arm 21, fixing planer head 19 on the horizontal rocking arm 21; Such initiatively rocking arm 1, driven rocking arm 3, horizontal rocking arm 21 and chassis block 6 have just constituted a quadric chain, and planer head always is horizontal, and help shearing; Planer head 19 1 sides at chassis block 6 two ends are fixed a supporting leg 11, and supporting leg 11 lower ends are adorned a support wheel 12 versatilely, in support wheel 12 fixed outside a fusiformis stripping coal plate 13 are installed; Be in operation the coal strip off, be convenient to support wheel 12 rolling walkings, support wheel 12 contacts with the ramp plate of transporter, makes whole body held stationary.Traction motor 24 and hydraulic system motor 27 all are contained in the chassis block 6, the shaft of traction motor 27 is gone into axle with reducer 25 and is connected, hydraulic system motor 27 is connected with the hydraulic pump of

hydraulic power unit

29,29 4 oil pipes 28 of hydraulic power unit connect the chamber, front and back of former and later two oil cylinders 30 respectively, piston rod 31 usefulness bearing pins in the oil cylinder 30 and driving handle 32 flexibly connect, driving handle 32 is connected with spline housing 33 keys, spline housing 33 is fixed on the initiatively rocking arm axle 2, initiatively rocking arm axle 2 is contained in the initiatively rocking arm axle bearing 34 versatilely, and initiatively rocking arm axle bearing 34 is fixed on the chassis block 6; Driving shaft 18 is contained in the drive shaft bearing 22 versatilely, and active bearings 22 is fixed on the chassis block 6; Be fixed with support roll shaft 15 at chassis block 6 middle parts by crawler belt 17 1 sides, backing roll 14 is housed on it versatilely, support the weight of body; On backing roll 14, on chassis block 6, be fixed with roller carrier shaft 9, carrying roller 8 is housed on roller carrier shaft 9 versatilely, be used for holding in the palm crawler belt 17; Be fixed together with bolt and loam cake 7 above the chassis block 6; Planing tool 20 is housed on the planer head 19.

The operating principle of coal mining and digging machine and the course of work: at first according to the thickness in coal seam planer head 19 is adjusted, planer head 19 is by the quadric chain adjustment, and it is highly maximum to mine when initiatively rocking arm 1 and driven rocking arm 3 transfer to perpendicular to chassis block 6, little during level.To open hydraulic system motor 27 when heightening, take the lead initiatively rocking arm by control, oil pipe 29, oil cylinder 30, piston rod 31, driving handle 32, spline 33 and the driving shaft 18 of hydraulic power unit 29 and turn an angle and to finish.During shearing, opening traction motor 24 drives traction wheel 16 and rotates by reducer 25, drive sprocket 26, driving-chain 35, driving shaft 18, line shaft 17-3 on the U type groove 16-1 embedded chain plate body 17-1 that establishes thereon in traction wheel 16 rotation processes, also making simultaneously finger 17-2 on the chain plate body 17-1 insert track 10 is fixed among the jack 10-2 between the pin row 10-1, body is moved on track 10, drive planing tool 20 simultaneously and on rib, shear.

During this coal mining and digging machine is specially adapted to, thin seam mining, be suitable for middle or small colliery and select for use, have vast market prospect.

Claims

1. coal mining and digging machine, form by chassis block (6), loam cake (7), traction motor (24), reducer (25), hydraulic system motor (27), hydraulic power unit (29), oil cylinder (30), planer head (19) and planing tool (20), it is characterized in that on the shaft of reducer (25), fixing two drive sprockets (26), be in transmission connection with two driving-chains (35) and the driven sprocket (23) that is fixed on two driving shafts (18), the traction wheel (16) of several U type grooves (16-1) that evenly distribute on the circumference is fixed in driving shaft (18) outer end; Driven pedrail (17) is housed between two traction wheels (16) versatilely; Traction wheel (16) and crawler belt (17) are gone up operation at track (10), adorn an initiatively rocking arm axle (2) at the two ends of chassis block (6) versatilely and fixedly adorn a driven rocker arm shaft (4), on initiatively rocking arm axle (2), fix an initiatively rocking arm (1), adorn a driven rocking arm (3) on the driven rocker arm shaft (4) versatilely, initiatively rocking arm (1), driven rocking arm (3) other end are adorned a rocking arm back shaft (5) respectively versatilely, and at the last horizontal rocking arm (21) of fixedly adorning of rocking arm back shaft (5), horizontal rocking arm (21) is gone up fixedly planer head (19); Planer head (19) one sides at chassis block (6) two ends are fixed a supporting leg (11), and supporting leg (11) lower end is adorned a support wheel (12) versatilely, in support wheel (12) fixed outside a fusiformis stripping coal plate (13) are installed.

2. coal mining and digging machine according to claim 1, it is included in chain plate body (17-1) and is fixed with finger (17-2) to it is characterized in that driven pedrail (17), finger (17-2) top is provided with power axis hole (17-4), fix a line shaft (17-3) in the hole, chain plate body (17-1) both sides are provided with chain plate body connecting hole (17-5), are installed with connecting axle (17-6) in the chain plate body connecting hole (17-5) with each chain plate body (17-1) looping crawler belt (17) that links together versatilely.

3. coal mining and digging machine according to claim 1 is characterized in that evenly fixing several pin rows (10-1) between the track (10), is provided with jack (10-2) between the pin row (10-1).