RETTIFICATRICI PER ESTERNI  WALDRICH SIEGEN  WST IV 70 X 13 000  USATO

DESCRIZIONE:
CNC Roll Grinding Machine WALDRICH SIEGEN Type: WST IV 70 x 13 000 with CNC ALLEN BRADLEY 1395 and crowning. Built: 1981, modernized 2008 by HERKULES. S/N: 12.540 WORKING RANGE Max. roll 2000 mm Min. roll 0 mm Max. length of roll 13 000 mm Max. weight of roll 70 ton HEADSTOCK WITH STARTER MOTOR Main motor 73,55 kW Speeds of main motor, infinitely variable 150 - 1800 rpm Revolutions at face plate 1. step 5 - 50 rpm Revolutions at face plate 2. step 50-500 rpm Traverse adjustment 600 mm GRINDING CARRIAGE Grinding spindle speeds 450 - 1800 rpm Cutting speed 45 m/s Grinding spindle motor 40 kW Travel distance, longitudinal 12 600 mm Feed, infinitely variable 60 - 4000 mm / min Travel distance, traverse 650 mm Rapid adjustment 400 mm / min Continius infeed, abnormal 0,00375 - 1,125 mm / min Final infeed 0,0056 - 0,056 mm / stroke Manual adjustment, rough 0,1 mm / rev. Manual adjustment, fine 0,025 mm / rev. ABRASIVE WHEEL Dia. 800 mm Widths 90 mm Boring 304,8 mm TAIL STOCK Adjustment of quill 260 mm Adjustment way, traverse 600 mm Adjustment way, longitudinal 13 400 mm MAIN DIMENSIONS Length of machine 20 200 mm Width of machine 4800 mm Height of machine 2200 mm Weight of machine aprox. 85 000 kg Electric voltage 575/60 V/Hz TECHNOLOGY AND ACCESSORIES Hydrostatic guide ways in Z and X axis and grinding spindle New electrical cabinet in 2008 New CNC control ALLEN BRADLEY 1395 in 2008 Two bed system, grinding and work piece side are separately Bed with grinding carriage, operators platform and CNC control unit Automatic grinding wheel DIA compensation (compensation of speed) Automatic reversing of Z-axis when length (limit) of roll body will reached Telescopic way covers for Z axis 2 steadies, hydrostatic 2 steady rest 200 - 500 mm 2 hydrostatic steady rest 755/780/860/890 mm 1 supporting steady, 2 quill design, 175 - 1050 mm Filter unit CNC controlled measuring device Belt grinding device