Horizontal machining center

SW BA space3

Technical Data

Operating time: 1,621 hours

Technical Data
Supply voltage: 3 × 400 V / 50 Hz (earthed)
Supply system: TN-S or TN-C system
Total connected load: 105 kVA
Nominal load factor RDF: 0.6
Circuit breaker: 160 A gG (5 s)

Dimensions
Footprint including coolant cleaning system (W × H × D): 8.20 × 4.80 × 6.60 m

Weight
Operating weight of the machine: 32,000 kg
Transport weight: 27,000 kg

Control System
CNC control: SIEMENS SINUMERIK 840D SL

Main Spindle
Spindle arrangement: horizontal
Design: liquid-cooled motor spindle, AC synchronous technology
Spindle lubrication: oil lubrication with minimum quantity lubrication
Tool holder: HSK-A63

Tool Clamping System
Mechanical clamping force: > 18 kN
Setting dimension: 10.5 ± 0.1 mm

Performance Data
Speed range: 1–17,500 min⁻¹
Acceleration time: 0.7 s
Power: 35 kW
Nominal power: 26 kW
Torque: 80 Nm (40% duty cycle)
Nominal torque: 60 Nm

Tool Magazine
Tool change system: pick-up
Tool management: permanently coded
Capacity: 40 (1 × 40) tools
Maximum total tool load: 200 kg

Working Area
X-axis: 3000 mm
Y-axis: 1800 mm
Z-axis: 875 mm
Distance between spindle and center of swivel table: 425–1300 mm
Tool change position X/Y/Z: 0/0/-310 mm

Drive System

General
Design: Three-phase linear motors
Position measuring system X-/Y-/Z-axis: direct, absolute
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X-axis
Rapid traverse speed: 120 m/min
Maximum acceleration: 10 m/s²
Relative acceleration increase (G0): 200 m/s³
Relative acceleration increase (G1): 50 m/s³
Peak force: 10,000 N
Nominal force: 5,000 N

Y-axis
Rapid traverse speed: 120 m/min
Maximum acceleration: 16 m/s²
Relative acceleration increase (G0): 600 m/s³
Relative acceleration increase (G1): 300 m/s³
Peak force: 10,000 N
Nominal force: 5,000 N

Z-axis
Rapid traverse speed: 120 m/min
Maximum acceleration: 20 m/s²
Relative acceleration increase (G0): 1000 m/s³
Relative acceleration increase (G1): 500 m/s³
Peak force: 7,000 N
Nominal force: 3,500 N

Accuracy
Positioning accuracy A: ≤ 0.010 mm
Repeat accuracy R: ≤ 0.006 mm

Tool Change
Average chip-to-chip time at n < 17,500 min⁻¹: 4.00 s

Workpiece Handling
Design: Swivel table driven by an AC servomotor with two opposing clamping surfaces
Swivel table: bilateral locking via gear coupling, hydraulically actuated
Swivel time 0/180 degrees: 4.0 s
Maximum asymmetrical load: 3000 Nm
Repeat accuracy at a diameter of 1200 mm: ≤ 0.010 mm
Maximum dimensions of clamping device and workpiece: Ø 2200 mm × 3480 mm
Maximum weight of clamping device and workpiece per side: 1000 kg
Swivel range: 358°
Swivel range with parallel loading: -16°–0° and 164°–180°
Worm gear division: 2°
Maximum speed: 16 min⁻¹

Interface for Control Programs

Rotary Distributor
Rotary distributor pair for NC rotary table (A/U-axis): unregulated, leak-proof sealed
Distribution channels: 16
Maximum hydraulic operating pressure: 250 bar
Maximum operating pressure: 8 bar
Nominal diameter: 6
Maximum permissible speed at p = 200 bar: 20 min⁻¹

Hydraulic System
Operating pressure: 250 bar
Flow rate: 9 dm³/min
Capacity of the hydraulic tank: 120 dm³
Hysteresis when charging the accumulator: 230–260 bar

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