CHESTER CHIEFTAIN VS LATHES

• Rigid Construction

• Digital Readout

• Induction Hardened Bedways

• Cast Base

Please contact us for more info.

Description

Model 1640VS  1660VS 1840VS 1860VS 1880VS
Max.swing over bed 400mm 400mm 460mm 460mm 460mm
Max.swing over cross slide 250mm 250mm 290mm 290mm  290mm
Max. swing over gap 660mm 660mm 700mm 700mm 700mm
Distance between centers 1000mm 1500mm 1000mm 1500mm 2000mm
Bed width 336mm 336mm 336mm 336mm 336mm
HEADSTOCK
Spindle bore 80mm 80mm 80mm 80mm 80mm
Spindle mount D1-8 D1-8 D1-8 D1-8 D1-8
Taper bore of spindle MT-7 MT-7 MT-7 MT-7 MT-7
Steps of spindle speed 2 2 2 2 2
Range of spindle speed 40-400, 200-2000 rpm 40-400, 200-2000 rpm 40-400, 200-2000 rpm 40-400, 200-2000 rpm 40-400, 200-2000 rpm
GEARBOX
Range of longitudinal feeds 0.04-2.46mm 0.04-2.46mm 0.04-2.46mm 0.04-2.46mm 0.04-2.46mm
Range of cross feeds 0.02-1.23mm 0.02-1.23mm 0.02-1.23mm 0.02-1.23mm 0.02-1.23mm
Number of inch threads  61 61 61 61 61
Range of inch threads 1-5/8 – 72 T.P.I. 1-5/8 – 72 T.P.I. 1-5/8 – 72 T.P.I. 1-5/8 – 72 T.P.I. 1-5/8 – 72 T.P.I.
Number of metric threads 24 24 24 24 24
Range of metric threads 0.5-20mm 0.5-20mm 0.5-20mm 0.5-20mm 0.5-20mm
Number of D.P threads 45  45 45 45 45
Range of D.P threads 96-3 1/4D.P 96-3 1/4D.P 96-3 1/4D.P 96-3 1/4D.P 96-3 1/4D.P
Number of module threads 20 20 20 20 20
Range of module threads 0.25-10M.Pmm 0.25-10M.Pmm 0.25-10M.Pmm 0.25-10M.Pmm 0.25-10M.Pmm
CARRIAGE
Max.Tool size 25x25mm 25x25mm 25x25mm 25x25mm 25x25mm
Max.compound slide travel 130mm 130mm 130mm 130mm 130mm
Max.cross slide travel 280mm 280mm 280mm 280mm 280mm
TAILSTOCK
Tailstock sleeve travel 130mm 130mm 130mm 130mm 130mm
Taper in tailstock sleeve MT-4 MT-4 MT-4 MT-4 MT-4
MISCELLANEOUS
Main motor 5.5kw (7.5HP) 5.5kw (7.5HP) 5.5kw (7.5HP) 5.5kw (7.5HP) 5.5kw (7.5HP)
Net weight  2300kg 2600kg 2350kg 2650kg  3000kg

 

Model 2640VS 2660VS 2680VS 26120VS
CAPACITY
Max.swing over bed Ф660mm Ф660mm Ф660mm Ф660mm
Max.swing over carriage Ф420mm Ф420mm Ф420mm Ф420mm
Max. swing over gap Ф870mm Ф870mm Ф870mm Ф870mm
Bed width 405mm 405mm 405mm 405mm
Effective length of gap 230mm 230mm 230mm 230mm
Distance between centers 1000mm 1500mm 2000mm 3000mm
Max turning length 830mm 1330mm 1830mm 2830mm
SPINDLE
Spindle nose D8
Spindle bore Ф105mm
Taper bore of spindle Ф113mm    1:20
Range of spindle speed 23~150  150~433  433~1300rpm
FEED
Range of longitudinal feeds 0.063~2.52 (0.023″~0.937″)mm
Range of cross feeds 0.027~1.07(0.010″~0.404″)mm
RAPID TRAVEL
Longitudinal 4500mm/min
Cross 1900mm/min
THREAD RANGE/ NUMBERR
Metric pitch threads 1~14mm/ 22
Whit-worth threads 28~2TPI/ 26
Module threads 0.5~7MP/ 18
D.P.Threads 56~4DP/ 24
TAILSTOCK SLEEVE
Taper bore 150(5~29/32″)mm
Max.travel 150(5~29/32″)mm
External diameter Ф75(2~61/64″)mm
OTHERS
Size of tool shank 360mm
Max.travel of top slide 145mm
Main motor power 7.5kw

 

STANDARD ACCESSORIES:

• 3-Jaw Chuck

• 4-Jaw Chuck

• 2-Axis Digital Readout

• Lamp

• Fixed steady

• Travelling Steady

• Coolant System

• Chuck & Leadscrew Guard

• Live Centre

• Steel Centres

• Reducing Sleeve

• Foot Brake

• Quick Change Tool post

• Operation Manual

 

OPTIONAL ACCESSORIES:

• Thread Chasing Dial

• Taper Turning Attachment

• Live Centre

Click the links below to download the specific documents.
Chieftain-VS-Series.pdf
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