Product Features:
■ Precision ground and supersonic frequency hardened bed ways with designed in double wall structure,giving super rigidity.
■ High rigidity and accuracy for spindle system.
■ Main drive design optimized and the gears in the headstock precisely ground in order to get low noise.
■ No need for change gears.The machine can turn about 200 kinds of metric, module and D.P. Threads.
■ Thanks to safe and reliable pedal braking device providing quick and effective stop while operating., automatic stopping device is used to realize automatic stop for the machine of a certain length workpiece.
■ Whole or segregate foot stand for optional.
Standard Accessories:
■ Reduction sleeves ■ Centers ■ Three jaw chuck ■ Changing gears ■ Tool box and tools 1 set
Special Accessories:
■ Four jaw chuck ■ Face plate ■ Steady rest ■ Follow rest ■ Live center ■ Bed base ■ Work light ■ Foot brake ■ Coolant
Specification | C6251 |
Swing over bed | 510mm(20”) |
Swing over cross slide | 305mm(12”) |
Swing in gap diameter | 735mm (28-7/8’‘) |
Distance between centers | 1000mm(40”) 1500mm(60”) 2000mm(80”) 3000mm(120”) |
Valid length of gap | 170mm(6-11/16”) |
Width of bed | 350mm(13-13/16n) |
Spindle nose | D1-8 |
Spindle bore | 80mm(3-1/8”) |
Taper of spindle bore | No.7 Morse |
Range of spindle speed | 12 changes, 25 〜2000r/min |
Compound rest travel | 130mm(5-1/8”) |
Cross slide travel | 316mm(12-7/16”) |
Max. section of tool | 25x25mm(1” x1’’) |
Lead screw thread | 6mm or 4T.P.I. |
Longitudinal feeds range | 35kinds, 0.059 ~ 1.646mm/rev (0.0022” 〜0.0612”/rev) |
Cross feeds range | 42 kinds, 0.020 〜0.573mm/rev (0.00048” 〜0.01354”/rev) |
Threads metric pitches | 47 kinds, 0.2 〜14mm |
Threads imperial pitches | 60kinds，2 〜112T.P.I. |
Threads diametral pitches | 50kinds,4 〜112DP |
Threads module pitches | 34 kinds, 0.1 〜7MP |
Quill diameter | 75mm(2-15/16”) |
Quill travel | 180mm(7-1/16”) |
Quill taper | No.5 Morse |
Main motor power | 7.5kW(10HP)3PH |
Coolant pump power | 0.1kW(1/8HP)3PH |
Overall dimension(LxWxH) | 239x115x143cm 284x115x143cm 334x115x143cm 434x115x143cm |
Packing size(LxWx H) | 245x119x174cm 290x119x174cm 340 x119x174cm 440x119x174cm |
Net weight | 2070kg 2160kg 2435kg 2805kg |
Gross weight | 2460kg 2550kg 2840kg 3270kq |
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