CNC machining center

SIGMA ZENIT 3-PALLET

CNC Machining Center
Manufacturer: Sigma
Model: ZENIT 3-PALLET
Year of manufacture: 1999
CNC control: Heidenhain TNC 426

Axis travel X/Y/Z: 1,000 x 500 x 550 mm

Measuring system: Optical rotary encoder

Machining capacity:
Achievable performance in steel 60-70 kg/mm²
Drilling: 50 mm
Tapping: 36 mm
Metal removal rate (milling) max.: 850 cm³/min

Rapid traverse and working feed X/Y: 24,000 mm/min
Rapid traverse and working feed Z axis: 15,000 mm/min

Chain magazine with 2 directions
Tool stations: 41 (Option 51)
Tool selection: RANDOM
Automatic tool changer: Double gripper change arm
Tool holder: 40 DIN 69871-A
Neighbouring tool Ø mm: 85
Alternately used tool Ø: 125 mm
Max. tool length: 350 mm
Max. tool weight: 6 kg
Tool change time in sec.: approx. 3
Chip-to-chip time in sec.: approx. 5

Spindle speed: 40 to 12,000 rpm
Max. power: 25 kW
Gear stage selection: Electronic
Coolant system

Pallet changer unit
Number of pallets: 2
Standard table area: 1,000 x 500 mm
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T-slots: 5x18 mm
T-slot spacing: 100 mm
Max. load capacity: 700 kg
Pallet change time in sec.: approx. 25
Clamping system: hydraulic

Dimensions (W x D) approx.: 4,154 x 4,400 mm
Max. height approx.: 3,010 mm
Height without Z-axis motor approx.: 2,660 mm
Pallet/table height approx.: 1,075 mm

Connected load: 32 kW
Voltage: 400 V

Coolant pump delivery rate: 100 l/min
Coolant tank capacity: approx. 220 l

Workplace lighting: Halogen 24V
Machine weight approx.: 9.8 t
20126

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