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Product Introductions
EBZ75 heading machine is such kind of heading machine which is designed to work in the small mining tunnel, suitable in weight, small in touching pressure,good at climbing, little in size,powerful in cutting rate, stable in performance, easy in operating and repairing, high in working efficiency. It’s suitable to cut through rock whose hardness is under 5.
Advantage
The cutting part adopts from Fushun mining machine.
The engine of the oil pump adopts from a famous Chinese brand.
The hydraulic oil pump adopts from a famous Chinese brand.
The star wheel adopts from a famous Chinese brand.
The first engine adopts from a famous Chinese brand.
The multi way reversing valve adopts from a famous Italian brand.
The main bearing adopts from SKF Sweden.
The hydraulic connector adopts from Eaten U.S.A.
The main seal adopts from Hanshen Taiwan.
The slewing bearing adopts from a famous Chinese brand.
The electronic control box is equipped with automatic control system.
The electric control adopts PLC controlling, its main units are provided by Siemens.
The main stressed bolt adopts 10.9 strength bolt which is prevented to be loosen and rotten.
Parameters
|
Performance |
Model |
EBZ75(telescopic) |
EBZ75(non telescopic） |
|
Dimension(m) |
7.4×2.0×1.5 |
7.4×2.0×1.2 |
|
|
Located Max. tunneling height/width (m) |
4.2/4.7 |
3.5/4.2 |
|
|
Strength of economic rock cutting unidirectional compressive (MPa) |
≤50 |
≤50 |
|
|
Depth of undercover cutting (mm) |
200 |
200 |
|
|
Ground clearance(mm) |
180 |
180 |
|
|
Fitting tunnel gradient(°) |
±18 |
±18 |
|
|
Ground pressure(MPa) |
0.12 |
0.12 |
|
|
Weight(t) |
20 |
20 |
|
|
Rated power(kW) |
116(including second motor) |
116(including second motor) |
|
|
Supply voltage(V) |
1140/660 |
1140/660 |
|
|
Cutting parts |
Cutting power(kW) |
75 |
75 |
|
Rotate speed of cutting head(r/min) |
46 |
46 |
|
|
Expansion quantity of cutting head(mm) |
400 |
-- |
|
|
Average single-pole force (N) |
3900 |
3900 |
|
|
Walking parts |
Walking mode |
track-laying |
track-laying |
|
Walking speed(m/min) |
0-8.5 |
0-8.5 |
|
|
Braking mode |
Mechanical friction disc braking |
Mechanical friction disc braking |
|
|
Hydraulic system |
Rated pressure(MPa) |
16 |
16 |
|
Engine power of pump station(Kw) |
30 |
30 |
|
|
Effective volume of oil tank(L) |
250 |
250 |
|
|
Shipping parts |
Loading mode |
Independent star wheel |
Independent star wheel |
|
Conveying mode |
Double side chain scraper |
Double side chain scraper |
|
|
Width of loading shovel(m) |
2.0 |
2.0 |
|
|
Rotate sped of star wheel(r/min) |
25 |
25 |
|
|
Chain speed of coveyor(m/min) |
60 |
60 |
|
|
Loading capacity(m³/h) |
150 |
150 |
|
|
Water system |
Ash elimination mode |
Inside and outside spray |
Inside and outside spray |
|
Supply water pressure(MPa) |
3-8 |
3-8 |
|
|
Flow rate (L/min) |
≥50 |
≥50 |
|
|
Max. non detachable part |
Max. size of non detachable part(m) |
2.85×0.76×1.1 |
3.0×1.1×1.16 |
|
Max. weight of non detachable part(t) |
2.02 |
2.73 |