MQ8260B Crankshaft Grinding Machine
Models | MQ8260B |
Max. swing over table | 580mm |
Dia. ground with steady rest | 30-100mm |
Throw of crankpin | 0-110mm |
Dia. ground for longitudinal cylindrical grinding | 30-200mm |
Max. work chucking length | 1500mm (on common chucks) |
1390mm (on cross chucks) | |
Distance between centres | 1600mm |
Centre height | 300mm |
Taper of workhead centre | No.5 morse |
Taper of tailstock centre | No.5 morse |
Max. weight of work | 120kg |
General perfomance | |
Traverse of tailstock sleeve | 30mm |
Wheel dressing & compensation feed | By hand |
Auto. intermittent feed | No |
Auto. plunge-cut feed | No |
Workhead | |
Possibility of spindle rotation | Possible |
Possibility of base plate swivel | Impossible |
Spindle speed | 25, 50, 100 r/min (for 50Hz) |
30, 60, 120 r/min (for 60Hz) | |
Chuck diameter (3 jaw) | 250mm (common chuck) |
200mm (cross chuck) | |
Wheelhead | |
Wheel size | 900x40x305mm (Max) |
600x40x305 (Worn to) | |
Spindle speed | 760 r/min (for 50Hz) |
760 r/min (for 60Hz) | |
Max. travel (including rapid travel) | 300mm |
Max. cross travel on leadscrew | 200mm |
Rapid travel | 100mm |
Wheelhead cross travel against the saddle | 70mm (forward) |
55mm (backward) | |
Travel per rev. of handwheel | 1mm |
Travel per div. of handwheel | 0.005mm |
Table | |
Travel per rev. of handwheel | 5mm |
Max. longitudinal travel | 1600mm (by hand) |
1600mm (by power) | |
Max. swivel of upper table | Clockwise 1°30’ |
Counter clockwise 1°30’ | |
Grinding capacity | 580x1600mm |
Overall dimensions (LxWxH) | 4000x2100x1630mm |
Net Weight | 6710kg |