Large Size Manual Lathe CL-6140 Bed Width 755mm Turning Length Up to 11.8m

OVERVIEW
CL1640 series centre lathe is designed for heavy duty machining jobs. They are featured with 755mm wide one-piece iron bed to ensure higher rigidity.

FEATURE
HT300 cast iron bed and HT250 cast iron headstock increasing rigidity
SINO DRO-2 axis
Three point support structure for front end of the spindle
Precision 'V'-beds & headstock gears are all hardened & ground
Standard 4-way tool post
X&Z axis rapid travel on saddle
Enclosed quick action gearbox for thread cutting and auto feeding
A2-15 spindle for quick chuck changes and safe reverse-direction turning
Hydraulic clutch to facilitate stable start-up and quick brake
Powered longitudinal feed, cross feeds, middle tool post and tailstock
Pump is fitted for automatic lubrication of headstock
Pump is fitted for automatic coolant flushing
Inching button is incorporated on the control panel for convenient spindle speed selection
Overload protection on drive motor and coolant system
Oil sight glass for head stock and gearbox
LED work lamp is incorporated for convenient operations and maintenance.




SPECIFICATIONS UNIT CL1640
Swing Over Bed mm 1,640
Distance Between Centres m 3/4/5/6/8/10/12m
Max. Turning Length m 2.8/3.8/4.8/5.8/7.8/9.8/11.8m
Swing Over Cross-slide mm 1,250
Bed Width mm 755
Tool Height To Suit mm 45x45
Max. Workpiece Weight kg 6,000
Spindle Nose Size or Type A2-15
Spindle Bore mm 130
Spindle Taper MT Metric ?140, 1:20
Spindle Steps No. 21 (Forward), 12 (Reverse)
Spindle Speed rpm Forward 3.15~315
Reverse 3.5~291
Number of Longitudinal Feed (Z-Axis) No. 56
Longitudinal Feed Range mm/rev 0.1~12
Middle Tool Post mm/rev 0.025~3
Number of Cross Feed (X-Axis) No. 56
Cross Feed Range mm/rev 0.05~6
Cross Slide Travel mm 630
Compound Slide Travel mm 300
Swing Angle of Tool Post ° ±90
Rapid Travel - Cross mm/min 1,870
Rapid Travel - Longitudinal mm/min 3,740
Rapid Travel – Middle Tool Post mm/min 935
Metric Thread Steps & Pitch No./mm 44 (1~120)
Imperial Thread Steps & TPI No./TPI 31 (1/4~28)
Diametric Thread Steps & DP No./DP 38 (1/2~56)
Module Thread No./MP 45 (0.5~60)
Leadscrew Type T
Leadscrew Diameter (X/Z) mm 40/70
Pitch Thread of Leadscrew (X/Z) mm 6/12
Quill Diameter mm 160
Quill Travel mm 300
Tailstock Taper MT MT6
Motor Power kW 22