φ130/φ115/φ720x850 partial eight high AGC reversible cold rolling mill

1. Use

This machine is driven by back-up roll, the frame stiffness is large, and the roll system adopts special FCD bearing for rolling mill, which is suitable for wide plate finishing rolling, and is the common equipment for rolling stainless steel.

2. Equipment  composition and structural characteristics

The machine is an eight-roll cold rolling machine, which is composed of a pressing device, a frame device, a roll system part, a balancing device, a main drive, a cardan shaft bracket, a roll changing device, etc. Its main function is to roll strip to meet a certain thickness. The equipment is composed of hydraulic expansion and scaling winder, feed process platform, eight-high rolling mill, back-up roll hydraulic roll change device, discharge process platform, gantry solid winder, ordinary hydraulic system, AGC hydraulic system, thin oil station, oil and gas lubrication system, process lubrication station, electric control, thickness gauge, unit anchor bolt, etc.

3. Technical parameters

Rolling force: 1200T

Transmission form: back-up roll drive

Feed specification: 2.5x580-750mm

Finished product specification: 0.15x580-750mm

Rack end face: 450x550

Rolling speed: 350m/min

Work roller specification: φ130x850

Middle roller: φ115x850

Back-up roll specification: φ720x800

Main motor: Z560-4A 750KW 2 sets

AGC pressure cylinder: φ650x70

Main motor:Z560-4A  750KW 

Gear box: stiffened combination gear box

Cross cardan axis: SWC490

Coiler: Solid coiler for gantry frame φ500x850

Ordinary hydraulic working pressure: 10Mpa

Winding tension: 15T

AGC hydraulic working pressure: 18Mpa-21Mpa

Volume weight: 15T

Rolling mode: reversible

Winding reducer: hard tooth surface ZLY710

Electric control: Controller Siemens 6R80, PLC Siemens

Winding motor: Z560-4B 800KW 2 sets