GROB ZRM 12 NC DR A890 Cold Rolling Machine

root circle diameter 79 – 230 mm
centre height 1215 mm
roll head turning speed range 1400 U/min
x-axis 2 x 95 mm
feed speeds infinitely variable 0 – 18000 mm/min
rapid speed 18000 mm/min
workpiece spindle stepless 500 U/min
required air pressure 6 bar
control SIEMENS 840D
total connected load 71 kW
Dimensions (L x W x H) 10 x 4,5 x 3,4 mm
Total weight, approx. 16 to

Machine designed for operations on thin wall hollow parts with
external/internal gears, internal gears, cluth disc carrier and gear rims.

– CNC control SIEMENS 840D
– installed axis X, Z, B, C, U, V
– automatic workpiece handling (pallet conveyor, gantry loader FLEXOMAT)
– oil processing plant (cleaning, cooling, lubrication)
– manual control device
– soundproofing cabin
– documentation complete available
– distance main spindle and rolling-spindle center (z-axis) 450 – 1250 mm
– swing dia. of rolling spindles 205 mm
– useable rolling spindle adjustment 95 mm per side
Gutqunb
– max. speed of workpiece spindle dep. on jigger – 500 rpm
– feed for z-axis – 0 -18000 mm/min.
– piston stroke of tailstock 430 mm