Sheet Metal Tandem Cold Rolling Process Automation System 550

Price Negotiable

Price: Negotiable

MOQ: 1Set

Delivery Time: 120 -180days

Brand: Jinye

Product Description

Five Stands Tandem Cold Rolling Mill Line With Two Recoilers ( 550 )

Composition

Hydraulic expansion uncoiler
Hydraulic shear, welding table
Horizontal spiral accumulator
entry processing table(include tension roll)
4hi mills, 1#-2#-3#-4#-5#
Hydraulic backup rollers changing device(5sets)
work roller changing device(2sets)
output processing table(hydraulic shear)
coil discharging car
Normal pressure hydraulic system
AGC hydraulic system 1Set
Oil-gas lubricating system 1Set
thin oil lubricating station 1Set
Process lubricating Station (Customer prepares)
Electric control system
thickness gauge system, 2sets

Flow:

Uncoiler→Shear, welding table→Horizontal spiral accumulator→entry processing table(include tension roll)→1# 4hi mill→2# mill→3# mill→4# mill→5# mill→exit processing table(include shear)→recoiler→Coil unloading car

Parameters:

Raw Material

Q195,Q215,08Al,20#, Q235, SPHC, SPHD, SPHE

yield strength≤ 360N/mm2 tensile strength≤ 610N/mm2

2-4mm thickness x (300-450)mm width

ID508mm OD1600 max 6.5T

Finished product

0.3 -0.8mm x 300 -450mm

ID508 X OD1600 x 6.5T

550 4Hi 5heads Tandem Mill

φ180-φ170×550mm work roller

φ500～φ470× 530mm backup rollers

mill columns: 300mm x 380mm

AGC hydraulic cylinder: D400/300× 75mm

Main motor: 600KW x 5sets

Drive shaft: SWC225

Max rolling force: 4500KN

Max rolling torque: 40KN.M

Rolling speed: max 360m/min

Hydraulic AGC system:

Electro-hydraulic servo valve: 609 institution, stainless steel oil tank and pipes.
Include pump, tank, cooler, filter, energy accumulator, heater, valve groups, displacement sensor, pressure sensor, AGC software and computer cabinet, etc.
System pressure: 31.5MPa
Work pressure≤18-21MPa stepless adjustable
Max pressing down speed
46# anti wearing hydraulic oil
Oil cleanness in system: NAS7
Temperature of oi:45±10℃
Oil filtering cleanness in pipelines:10um
Oil filtering cleanness before servo valve:3um
Return oil filtering cleanness:10μm
Consumption of cooling water:11m3/h
Pressure of cooling water in circulation:0.4Mpa
Electric heater:3×2kW

Electric control system:

Siemens 6RA80 2-bridge 4-quadrant weak magnet speed adjusting system, Siemens PLC programming reply control.
Optical cable or profibus cable connect modules to realize communication, with tension joining in.
Constant coiling tension with coiling diameter increasing and track the tension.
One main pane, two operator panels, cantilever panel at 1# mill, with current, speed, tension display.
Control system includes programmable controller, touch screen, pump, actuator, signal inspection, etc., to show machine parameters, running state and fault analysis, with pressure, position sensors joining in control loop.
Fault comes out, alarm lighting and sounding to remind and 5mins later abnormal signal show up