Cold Carbon Steel Rolling Mill Machine 1450mm AGC 900m / Min Six Roller
I. technical specifications
1) Material:after pickling carbon steel coil Q195,Q215,Q235,SPCC,SPCD,SPCE,SS400
2) Input thickness:1.5-4mm width: 850-1250mm
3) Output thickness 0.2-2.0mm, width: 850-1250mm
4) Max. coil weight:25t
5) ID/OD:φ508mm/φ2000mm
II. Main components of the machine
- This type of machine is HC reversing cold rolling mill with automation equipments with advanced design, high quality, and can produce competitive products, it is composed of loading car, uncoiler, pinch leveler, right coiler, unloading car, front device, 1450mm 6-roller reversing main mill, rear device, left coiler, unloading car, roll changing device, hydraulic system(hydraulic station, lubrication, etc), and electric controller.
- Driving direction: from right side
- Characteristic
- Whole digital DC speed adjusting, silicon control power supply, PLC control.
- Hydraulic pressure up, AGC thickness control
- Work roll positive/negative adjusting and intermediate positive bending roll adjusting, intermediate roll transverse movement preset.
- Uncoiler centering CPC control
- Work roll and intermediate roll quick roll changine.
- Coiler correct stop, number of turns memory, at the tail of coil auto speed decreasing stop,
- Rolling speed and tension auto control, digital display.
- Rolling line elevation quick adjusting.
- Bearings oil gas lubrication.
- Failure diagnose, giving alarm, and strip break protection.
III Main components:
1) Loading car 1 set
2) uncoiler 1 set
3) tension leveler 1 set
4) right coiler 1 set
5) unloading car 2 sets
6) front device 1 set
7) main mill 1 set
8) movable cover 1 set
9) roll changing car 1 set
10) support roll changing device 1 set
11) rear device 1 set
12) left coiler. 1 set
IV spec of rolling mill: φ330/φ370/φ1150×1450mm
Max rolling force:14000KN
Max rolling torque:95KN.M
Max rolling speed:900m/min
Threading speed:18m/min
Max uncoiling speed:300m/min
Max coiling speed:900m/min
Uncoiling tension:70～7KN
Coiling tension:170～17KN(V＜540m/min)
100～10KN(V≥540m/min)
Dia of work roll:330～300mm
Dia of Intermediate roll:370～340mm
Dia of support:1150～1100mm
Body length of work roll:1450mm
Body length o f intermediate roll:1450mm
Body length of support roll:1400mm
Transverse distance of intermediate roll:±250mm
Max open degree of work roll:20mm
Work roll bending force(single side positive/negtive):350/210KN
Intermediate roll bending force(single side positive):350KN
Cooling medium:emulsion
Flowrate of coolant system:8000L/min
Working pressure of hydraulic system:
AGC station working pressure:18～21Mpa
Hydraulic system working pressure(bending roll,balance,transverse):12～18Mpa
General hydraulic driving:10 Mpa
Working method:steel in coil reversible rolling
Electric capacity:
DC ～8010KW
AC ～ 250KW
V Product list
1,Mechanical parts
| No | Name | Unit | Q’ty | note |
| 1 | Loading car | set | 1 | |
| 2 | Unloading car | set | 2 | |
| 3 | uncoiler | set | 1 | |
| 4 | Pinch leveller | set | 1 | |
| 5 | Front coiler | set | 1 | |
| 6 | Front device | set | 1 | |
| 7 | 1450 main mill | set | 1 | |
| 7.1 | housing | set | 1 | |
| 7.2 | Roller assy | set | 1 | |
| 7.3 | Intermediate roll transverse moving device | set | 1 | |
| 7.4 | Upper support roll balancing mechanism | set | 1 | |
| 7.5 | Rolling line elevation adjusting device | set | 1 | |
| 7.6 | Main driving device | set | 1 | |
| 7.7 | SWC315 cardan axis | pc | 2 | |
| 7.8 | coupling | set | 2 | |
| 7.9 | Noozle device | set | 1 | |
| 7.10 | Exhaust hood and shutter door | set | 1 | (pipes and fans are user’s scope) |
| 7.11 | Pressure up cylinder | pc | 2 | |
| 8 | Rear device | set | 1 | |
| 9 | Lifting/falling cover | set | 1 | |
| 10 | Work roll/intermediate roll-changing car | set | 1 | |
| 11 | Support roll changing device | set | 1 | |
| 12 | Rear coiler | set | 1 | |
2,DC motor
| No | Name | Unit | Q’ty | Note |
| 1 | Main motor | pc | 4 | Z710-3B,1000kW,400/1000rpm,660V |
| 2 | Coiler motor | pc | 4 | Z710-3B,900kW,300/1000rpm,660V |
| 3 | Uncoiler motor | pc | 1 | Z500-3B,410kW, 360/1200rpm,660V |
3,AC motor
| No | Name | Unit | Q’ty | Note |
| 1 | For driving lower straightening roll of Pinch leveler | pc | 1 | Y200L-8,15kW,730rpm |
| 2 | For adjusting the rolling line elevation | pc | 1 | YZ200L-8,15kW,710rpm |
| 3 | For driving the roll changing car | pc | 1 | Y160M2-8,5.5kW,720rpm |
4,encoder
For speed measuring of main motor, coiler motor, uncoiler motor, deflector roll and rolling line adjusting motor.
5,fluid
| No | Name | Unit | Q’ty | Note |
| 1 | Common hydraulic system | set | 1 | |
| 2 | AGC hydraulic system | set | 1 | |
| 3 | Bending roll hydraulic system | set | 1 | |
| 4 | CPC uncoiler centering hydraulic system | set | 1 | |
| 5 | Thin oil lubrication system | set | 1 | |
| 6 | Coolant system | set | 1 | User’s scope |
| 7 | Oil gas lubrication system | set | 1 | |
6,electric controller automatic device
| No | Name | Spec. | Unit | Q’ty | Note |
| 1 | DC driving | | | | |
| 1.1 | Main motor control cabinet | Siemens 6RA80 | set | 4 | |
| 1.2 | Coiler control cabinet | Siemens 6RA80 | set | 4 | |
| 1.3 | Uncoiler control cabinet | Siemens 6RA80 | set | 1 | |
| 2 | AC power supply cabinet | MCC | set | 1 | |
| 3 | Basic and process automation. | SIEMENS S7 series | set | 1 | |
7,thickness gauge(user’s scope)
type:X-ray thickness gauge
Q’ty:2
Product Tags:
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Cold Carbon Steel Rolling Mill Machine 1450mm AGC 900m / Min Six Roller Images
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