TBT - ML 300-4-1450 - Deep Hole Drilling Machine

Applicable material: Metal

Hours 81860,84h

Description:<br>
The TBT ML 300-4-1450 is a high-precision, four-spindle deep hole drilling machine for gundrilling (ELB method). It enables parallel multiple machining with high surface quality and drilling accuracy. It has a robust design, Siemens control system and integrated cooling and high-pressure systems. <br>
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Specifications:<br>
Number of spindles: 4<br>
Spindle spacing: 120 mm<br>
Drill carriage stroke: 750 mm (depending on loss length)<br>
Drilling range (in steel St 60): Ø 4 – 20 mm<br>
Drilling depth: approx. 1,450 mm<br>
Drilling system: Gun drilling (ELB)<br>
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Electrical data:<br>
Operating voltage: 400 V AC<br>
Frequency: 50 Hz<br>
Total connected load: 55 kW<br>
Rated current: 110 A<br>
Main fuse: 315 A<br>
PLC control: Siemens S7-300<br>
Control panel: Siemens OP17<br>
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Drive units:<br>
Spindle drive: Dietz FDRU 112 MC/4A-H – 4 kW per spindle / 1,500 min⁻¹<br>
Feed drives (Z/W axis): Siemens 1FT5074, INA/Spieth ball screws<br>
Feed speed: 10 – 15,000 mm/min<br>
Rapid traverses: 15,000 mm/min<br>
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Tailstock / Workpiece Clamping:<br>
Hydraulically adjustable tailstock – SEW RF47DV132S2 – 5.5 kW – 254 min⁻¹<br>
Pressure sleeve / timing belt / proximity switch: Spieth / Balluff<br>
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Coolant and high-pressure system:<br>
Coolant tank: pure oil 700 l / dirty oil 1,000 l<br>
High Pressure Pump: Moog Radial Piston Pump – 18.5 kW – 1,500 rpm⁻¹ – 10 – 230 l/min – 33 bar<br>
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Conveyor:<br>
Manufacturer: Astos<br>
Type: Magnetic<br>
Motor power: 0.37 kW<br>
Speed: 1,370 min⁻¹<br>
Chip quantity: approx. 75 kg/h<br>