φ125/φ110/φ650x750 partial 8 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: 1000T

Transmission form: back-up roll drive

Feed specification: 1x500-680mm

Finished product specification: 0.16x500-680mm

Rack end face: 420x520

Rolling speed: 350m/min

Work roller specification: φ125x780

Intermediate roll: φ110x750

Back-up roll specification: φ650x750

Main motor: Z450-42 500KW 2 sets

AGC pressure cylinder: φ600/φ500x70

Gear box: stiffened combination gear box

Cross cardan axis: SWC440

Coiler: Solid coiler for gantry frame φ500x750

Ordinary hydraulic working pressure: 10Mpa

Winding tension: 10T

AGC hydraulic working pressure: 18Mpa-21Mpa

Roll weight: 13T Rolling method: reversible

Winding reducer: hard tooth surface ZLY560

Electric control: Controller Siemens 6R80, PLC Siemens

Winding motor: Z4-450-42 500KW 2 sets