Ring Rolling Machine Kaltek H300/V250

Ring rolling dia : 6000 mm,

Outside dia of finished ring : 1200~6000 mm,

Height of finished of ring blank for : 80~1000 mm,

Mandrel dia : 300 mm,

Heght of ring blank : Max. 1050 mm,

Ratio of wall thickness to height : Max. approx. 3 :1,

Ring weight : Max. approx. 12 tons,

Horizontal Stand :

Rolling force : Max. 300 tons,

Main roll dia : 1200 mm,

No. of revolution of main roll : Max. 30 rpm,

Rolling speed : Max. approx. 1.7 m/sec,

Horizontal stroke of mandrel : 1000 mm,

Vertical Stand :

Rolling force : Max. 250 tons,

Length of taper rolls theoretical stand : 1400 mm,

Taper cone angle : 35 degrees,

Horizontal stroke of vertical stand : 5400 mm,

Vertical stroke of upper taper roll : 1050 mm,

Max. distance between the taper rolls : 1120 mm,

Main dimension :

Length : Approx. 22,500 mm,

Width : Approx. 6500 mm,

Height above floor : Approx. 5500 mm,

Height of rolling table above floor : 100 mm,

Possible capacity : 15 tons,

Main roll :

Nominal dia, Radial force : 1200 mm, Radial force 3000 KN,

Height : 1000 mm,

Axial rolls :

Usable length, Axial force : 1400 mm, Axial force 2500 KN,

Angle of cone : 35 dgree,

Mandrel dia. : 300 mm,

Rolling speed : 1.7 m/sec,

Data of finished rings (Cold dimensions) :

Ring outer diameter range : 1200 - 6000 mm,

Ring height range" : 80 - 1000 mm,

Adjust Parts :

Mandrel side, horizontal : Max. 1000 mm,

Axial frame, horizontal : Max. 5400 mm,

Upper axial roll, vertical : Max. 1050 mm,

Performance data :

Radial drive : 710 kw, DC motor, 570 volt,

Axial drive : 710 kw. DC motor, 570 volt,

Connected loads :

Operating voltage : 440 V(+-10%)

Pump and auxiliary drives : 440 V(+-10%)

Frequency : 60 Hz,

Compressed air :

Operating pressure : 4-7 bar,

Air amount (Consumption) : 70 m3/h,

Hydraulic unit :

Main motor : 4 sets, 90kw, 440V, 1200 rpm,

Circulation motor : 2 sets, 3.75 kw, 440 V, 1750 rpm,

Main pump : 4 sets, A4V180DR, 216 L/min, Rexroth,

Operating pressure : 210 bar,

Main tank capacity : 2800 liters,

Hydraulic oil : ISOVG 46, NAS 7 Grade,

Electric control system : PLC Siemens S7-1500 - New - HMI, color 19",

Driving Unit of Main roll :

Driving Motor (DC-Electro motor)

-Nominal power : 710 kw,

-Armature voltage : 570 V,

Driving gear reducer:

-Nominal power : 710 kw,

-Output speed at Input 1200 rpm : 30 rpm,

Driving Unit of Taper roll :

Driving Motor (DC-Electro motor)

-Nominal power : 710 kw,

-Armature voltage : 570 V,

Driving gear reducer :

-Nominal power : 710 kw,

-Output speed at Input 1200 rpm : 150 rpm,

Driving Motor for Hydraulic Pumps :

Ac-Electro-motor for main pump :

-Nominal power : 90 kw, 4 sets,

-Nominal speed : 1150 rpm,

Ac-Electro-motor for Oil Cooler :

-Nominal power : 3.7 kw, 2 sets,

-Nominal speed : 1750 rpm,

Hydraulic Pumps :

Main Pump : A4V-180, 4sets,

Delivery : 720 I/min,

Pump for Oil Cooler : PVV2-055, 2sets,

Operation Pressure : 210 kg/cm2,

for lubrication of the moveable machine components: Grease Pump : 2 sets,

The roll tools are cooled by water: Pressure : 0.2 kg/cm2,

Electric Equipment :

-Power Supply Unit

-Control Desk

-Control Cabinet

Control and Operation Function :

-Control functions are realized in the PLC

-Operation for the rolling passes Pressure control

Actual Value Display for the Ring :

-Ring O. D.

-Ring I. D. (Calculated)

-Ring wall Thickness

-Ring Height

Selection of the Final Diameter :

-Ring O. D.

-Ring I. D.

Fully Revamping, Upgrade, new PLC, control system.

Manual & Drawings : Fully supplied all manual in according to the upgrade version.

NOTE :

Replacement of the existing Mitsubishi PLC control system and PLC main panel,

Operator panel to brand new Siemens S7-1500,

Installation of new 19" color touch screen of HMI panel view

Upgrading the existing hydraulic system

Replacement of packing and seal, etc.

Replacement of bearing, etc.

Supply the same condition as new.