12,000ton Hydraulic Pipe Mill Bending Press

Description

12,000ton Hydraulic Pipe Mill Bending Press

Manufacturer: NKK (Japanese famous brand, Now JFE Steel )

Manufacturing year: 1980

Stroke: 2600mm

Daylight: 5700mm

Slide area: 12500mm x 1800mm

Table area: 15500mm x 2000mm

Work size: 13000mm x 3000mm

None-load descending speed: 65 mm/sec

Descending speed: 30 mm/sec

Pressing speed: 3.3 mm/sec

Rising speed: 65 mm/sec

Maximum work pressure: 315 kg/cm2

Lifting capacity: 440ton

Main motor: 220KW, 6P, 6000V, 50Hz, 2 units

End bending speed: 15m/min, 200kgf.m

Cylinder size: diameter 1170mm x 4 units

(Work)

Work size: 13000mm x 3000mm

Material：SS，SM, HT, Etc.

ø700A bending（at 45mm thickness)

ø2000A bending ( at 130mm thickness)

(Slide work speed)

None-load down speed: max. 65 mm/sec ( variable speed at below)

Down speed: 30 mm/sec ( variable speed at below)

Pressing speed: 3.3 mm/sec (at maximum force)

Rising speed: 65 mm/sec ( variable speed at below)

Slow rising speed: 30 mm/sec ( variable speed at below)

Normal pressure: 280kg/cm2

Maximum work pressure: 315 kg/cm2

Main motor: 220KW, 6P, 6000V, 50Hz, 2 units

End bending speed: 15m/min, 200kgf.m

Main cylinder size: diameter 1170mm x 4 units

Lifting cylinder diameter: (470-220)mm x 2units

(Main pump)

Type: axle plunger type x 2units

Maximum work pressure: 315 kg/cm2

Discharge volume: 450L/min(at 280kg/cm2)

Regulator: electric-hydraulic SERVO type

Motor: 220KW x 2units , 6000V, 50Hz

(Pilot pump)

2units

70kg/cm2, 50kg/cm2

400V, 50Hz

18.5KW, 15KW

(Circulation pump)

5kg/cm2, 200L/min

(Roll drive device)

Oil motor (axle piston, 210kg/cm2) x 2 units

Speed: 3m/min

(Spacer drawing device)

Oil motor (axle piston, 140kg/cm2) x 4 units

(Roller table device)

Front-Back

Load capacity: 30ton/1 side

Table: 9810 x 5509mm/ 1side

Speed: 6m/min

(Auxiliary hydraulic device)

Axle piston type

Maximum pressure: 350kg/cm2

Discharge volume: 51L/min(at 210kg/cm2)

Motor 22KW , 400V, 50Hz