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LOCH Präzisions Bohrtechnik Gmbh TB 1-4/E-600/2

DEEP HOLE DRILLING MACHINE TB 1-4/E-600/2 (completely overhauled used machine)

Working depth: max. 600 mm

Working diameter:
Solid drilling 4 – 25 mm diameter in steel

Number of spindles:
2 deep hole drilling spindles, maintenance-free with lifetime grease lubrication

Drill spindle mounting:
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Short taper according to DIN 55027, size 5

Center height: 250 mm

Center distance: 203.2 mm

Drilling system: Single-lip deep hole drilling

Main drive:
2 x 5.5 kW drive power per spindle, infinitely variable by frequency-controlled three-phase motor, constant power across the entire speed range.

Speed range: 1000 – 6000 rpm

Feed:
Infinitely adjustable feed via three-phase servo drive through ball screw and backlash-free preloaded nut.

Feed range: 0 – 300 mm/min
Extended feed range available on request up to max. 6000 mm/min

Rapid traverse: 6000 mm/min, forward and backward

Coolant supply:
Internal coolant supply through the drill spindle via carbide mechanical seal.

Spindle slide:
Robust design with special mounted spindle blocks; the spindle bearings are lifetime lubricated and maintenance-free.

Guide system:
Machine bed fitted with bolted, hardened and ground linear guides. Spindle slide travels on circulating rolling elements, feed is vibration-free and without stick-slip effect.

Drill bushing holder:
Rigidly connected to the base with removable top section for easy and quick change of drill bushings or coolant supply devices.

Machine base:
Sturdily dimensioned welded construction, stress-relieved annealed.

Clamping table:
Tabletop made of special cast iron, firmly mounted on base with T-slots, center slot aligned with drilling axis and serving as a guide slot for clamping elements.

Control system: SIEMENS Sinumerik 840 D (retrofit)

Operating process:
Single functions for setup via push-button control.
Semi-automatic operation with manual loading via program start.

Machine monitoring:
Display of spindle speed, feed, drilling depth, and coolant pressure.

Safety device:
The tool area is protected by a sliding door electrically interlocked with the control, preventing accidental and unauthorized opening during operation.

Electrical equipment:
All electric motors according to IEC standards.
Separate control cabinet with all the safety and control devices necessary for machine operation.
Machine operation via control panel, ergonomically arranged within the working area.

The machine can be inspected and tested at any time upon request.

FURTHER INFORMATION ON REQUEST

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