ISO9000 750 4-hi 4-stand cold rolling mill with carbon steel raw material
Technical spec.
- Basic Data
- Matrial:Common carbon steel
- Thickness & width range: 2.0-2.5-4.2mm ×630mm
- Coil weight:13000kg
- Inside diameter of strip:φ508, Outside diameter of strip:φ2000
1.2. Exit Materia: SPCC
- Specification: SPCC
- Thickness & width range: 0.5-0.8-1.3×630mm
- Coil weight:13000kg
- Inside diameter of strip:φ508 ;Outside diameter of strip:φ2000
1.3. Rolling Mill main features
- Type: 4-high 4-stand cold rolling mill
- Line Direction: Left to Right
- Working roller: Φ230×750mm, material: 9Cr2Mo
- Support roller: Φ600×700mm, material:9Gr2Mo
- Rolling force: ≤600T
- Rolling speed: V≤240m/min(discharging speed)
II. .Technical flowing plan:
Loading device→uncoiler→hydraulic shear,welding platform→materials storage loop→1# machine frame→2#machine frame→3#machine frame→4#machine frame→Technical table →coiler→unloading device(same as loading device)
Product list
- Machinery device
| NO |
Name |
unit |
Q’ty |
Note |
| 1 |
Loading device
|
set |
2 |
|
| 2 |
Hydraulic uncoiler (with OBS)
|
set |
1 |
|
| 3 |
welding platform
(with hydraulic shear)
|
set |
1 |
|
| 4 |
Storage loop
(with pinching,high frame)
|
set |
1 |
|
| 5 |
Entry technicaol table
|
set |
1 |
|
| 6 |
4-hi main mill(with driving parts)
|
set |
4 |
|
| 7 |
Support roll hydraulic changing device
|
set |
4 |
|
| 8 |
Work roll changing car
|
set |
2 |
|
| 9 |
Exit technical table with hydraulic shear
|
set |
1 |
|
| 10 |
coiler(with OBS)
|
set |
1 |
|
| 11 |
Pressure device
|
set |
4 |
|
| 12 |
Cardan axis
|
pc |
8 |
|
| 13 |
hydraulic pinch device of cardan axis
|
set |
4 |
|
| 14 |
Foundation bolts
|
set |
Complete set |
|
| 15 |
Tensiometer
|
set |
3 |
|
| 16 |
Rack of thickness gauge
|
pc |
4 |
|
| 17 |
thickness gauge
|
pc |
4 |
|
1.2 motor,hydraulic motor
| No. |
Name |
Unit |
Q‘ty |
Spec |
Note |
| 1 |
Main motor
|
pc |
4 |
Z500-4A 710Kw 515/1200r/min |
|
| 2 |
Coiler motor
|
pc |
1 |
Z4-400-41 350kw 400/1200rpm |
|
| 3 |
Pinch motor
|
pc |
1 |
YVP200L-4 30KW |
|
| 4 |
Dial motor
|
pc |
11 |
YVP112M-4, 4KW |
|
| 5 |
Oil motor
|
pc |
1 |
1QJM01-0.2 |
|
1.3 fluid device
| No |
Name |
Unit |
Q’ty |
Name |
| 1 |
Common hydraulic system
|
set |
1 |
|
| 2 |
Bending roll hydraulic station
|
set |
1 |
|
| 3 |
Thin oil lubrication system
|
set |
1 |
250L/min |
| 4 |
Coolant system
|
set |
1 |
(user’s scope) |
1.4 electric controller
| No |
Name |
Q’ty |
Unit |
Name |
| 1 |
Dc drive
|
|
|
Parker 590 series |
| 1.1 |
Main motor control cabinet
|
4 |
set |
| 1.2 |
Coiler control cabinet
|
1 |
set |
| 2 |
Control box by machine
|
4 |
set |
