CNC LATHE

DOOSAN PUMA 400 LA

Fanuc 21i-TB CNC

STRUCTURE
Cast iron tilted bed, 45° tilt
Prismatic guides and counterguides coated with anti-friction material
Weight (approximately): 10.500 kg

SPINDLE
Spindle nose: ASA A2-8
Standard 3-jaw hydraulic chuck, diameter 305 mm
Set of soft jaws and set of reversible hardened jaws
Continuously variable spindle rotation speed: 30-3000 min-1
Speed ranges with automatic change: 2
Spindle motor power (continuous/30 min-1): 22/26 kW
Maximum power available starting at: 251 min-1
Max. Spindle motor torque (cont./30 min.): 837/989 Nm
Front bearing diameter: 160 mm
Spindle bore diameter: 102 mm
Internal tie rod diameter: 91 mm

TRAVEL
X-axis travel: 362 mm
Z-axis travel: 2,155 mm
2-axis CNC lathe

FEEDS
X/Z-axis rapid feeds: 16/18 m/min
X/Z-axis feeds in linear interpolation (max.): 500/500 mm/rev
X/Z-axis ball screw diameter: 40/50 mm
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TURRET
Automatic bidirectional turret, with hydraulic locking
Turret stations: no. 12
Indexing time (1 station): 0.9 sec
Coupling disc diameter: 320 mm
Turning/boring tool size: 32 x 32 mm/Ø60 mm

TAILSTOCK
Tailstock body in cycle (via automatic coupling to the carriage)
Tailstock quill in cycle
Rotating tailstock incorporated in the quill, Morse taper 5 connection
Quilt diameter/stroke: Ø120/120 mm
Thrust (pressure 40 bar): 1.456 kg

CAPACITY
Maximum rotating diameter on the bed: 770 mm
Maximum rotating diameter on the carriage: 590 mm
Maximum turning diameter on the bed: 550 mm
Maximum turning length between centers: 2,129 mm
Maximum turning diameter from bar: 90 mm
Maximum permissible overhanging weight (chuck weight: 55 kg): 400 kg
Maximum permissible weight using the tailstock (chuck weight: 55 kg): 1.600

Equipment supplied
• Morari automatic steady rest, diam. 250
• Automatic lowering/rising tool presetting (with button and M code)
• Automatic high-pressure coolant system: 6 bar
• Coolant collection tank, capacity: 370 liters
• Chip conveyor with right-side outlet
• Hydraulic power unit with chiller for service supply
• Automatic lubrication system
• On-board electrical cabinet with heat exchanger
• 3-color alarm and end-of-cycle light
• Halogen work area lighting
• Transformer
• Installation equipment
• Toolbox with essential tools and spare parts (e.g., fuses)
• Instruction manual and test certificate
• CE declaration of conformity

Year of manufacturing: 2007