φ160/φ650x750 Used four high AGC reversible cold rolling mill (stainless steel strip)

1. Use

This cold rolling mill 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 roughing and finishing rolling, and is the common equipment for rolling stainless steel.

2. Equipment composition and structural characteristics

This cold rolling mill is a four-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 cardene 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, four-high rolling mill, back-up roll hydraulic 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: 900T

Transmission form: back-up roll drive

Feed specification: 3x500-650mm

Finished product specification: 0.25x500-650mm

Rack end face: 420x480

Rolling speed: 230m/min

Work roller specification: φ160x780

Back-up roll specification: φ650x750

Main motor: Z450-42 500KW 2 sets

AGC pressure cylinder: φ600x70

Gear box: stiffened combination gear box

Cross cardan axis: SWC390

Coiler: Solid coiler for gantry frame φ500x750

Ordinary hydraulic working pressure: 10Mpa

Winding tension: 10T

AGC hydraulic working pressure: 18Mpa-21Mpa

Volume weight: 12T

Rolling mode: reversible

Winding reducer: hard tooth surface ZLY630

Electric control: Controller Siemens 6R80, PLC Siemens

Winding motor: Z500-4A 630KW 2 sets