STUDER S 40-3-400 Cylindrical Grinding Machine
YOM 1989. Machine No. 6025.4.
CNC control- GROSSENBACHER, type FMS 5 (Switzerland)
Almost unused- just start up, 72-hours test, and 3 months in operation.
There are approximately 50 machines only produced from this type.
Suitable for automotive industry.
Machine body made from Granitone.
Centre height 125 mm
Centre dist. 400 mm
Max. travel centre distance +50 mm
Min. automatic travel 0.5 mm
Speed vt 50-5500 mm/min
Reversal dwell (programmable) 0-99.9 s
Max. swivel of table 12 degrees
Max. Travel (programmable) 300 mm
3 infeed speeds (programmables) 0,06-3000 mm/min
Resolution 0,0001 mm
Grinding wheel dia./width/bore- 500/80/203 mm
Power requirement 7.5 kW
Spindle speeds 1910/2170/2460/2800 rpm
Swivel range 0-90 degrees
Fitting taper Morse 5
Max. workpiece weight between centers 100 kg
Fitting taper Morse 3
Quill travel 30 mm
Surface straightness better than DIN 8630
Roundness on live spindle grinding 0.0004
Equipped with loading system and Robot- MANIGLEY Sutz Automation, Switzerland.
The grinder had been purchased for production of small shafts (dia. 4 mm, length 80 mm) for electrical motors (application in defense industry).