φ380/φ950X1300 four-high reversing roughing mill

1 Purpose

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 rough rolling, and is commonly used equipment for rolling copper and copper alloy.

2 Equipment composition and structural characteristics

This machine 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 consists of front and back equipment, four-roll rolling mill, support roll hydraulic roll change device, large reel winding machine, hydraulic four-pyramid coiler, double taper hydraulic four-pyramid cone unwinding machine, two roller pinch feed five roller leveling device, ordinary hydraulic system, AGC hydraulic system, thin oil station, oil and gas lubrication system, process lubrication station, electronic control, thickness gauge, unit anchor bolt and so on.

3 Technical Parameters

Rolling force: 1500T

Transmission form: work roll drive

Feed size: 16x1100mm

Finished product specification: 0.5x1100mm

Rack end face: 600x680

Rolling speed: 300m/min

Work roller specification: φ380-φ400x1300

Size of back-up roll: φ950x1250

Main motor: Z710-3B, 1150KW

AGC pressure cylinder: φ720x70

Cross cardan axis: SWC390

Gearbox: combined gearbox

Coiler: large drum winder

Ordinary hydraulic working pressure: 10Mpa

Winding reducer: ZSY630

AGC hydraulic working pressure: 18Mpa-21Mpa

Winding motor: Z4-400-42 430KW

Rolling mode: reversible

Small drum coiler: hydraulic four-pyramid coiler

Electric control: Controller Siemens 6R80, PLC Siemens

Winding reducer: hard gear reducer

Winding motor: Z560-4B 750KW

Unwinding machine: double taper hydraulic tetrapyramid

Reducer: homemade enhanced type

Winding motor: Z4-225-21 55KW