LOCH Präzisions TB 1-4/E-600/2 – Year 2000
CNC Deep Hole Drilling Machine
(reconditioned used machine)
Working depth: max. 600 mm
Working diameter:
solid drilling 4 – 25 mm diameter in steel
Number of spindles:
2 deep drilling spindles maintenance-free with lifetime grease lubrication
Drilling spindle receptacle:
Short taper according to DIN 55027, size 5
Center height: 250 mm
Center distance: 203.2 mm
Drilling system: single lip drilling
Main drive:
2 x 5.5 kW drive power
per spindle, steplessly adjustable by frequency
regulated three-phase motor, power constant
for the entire speed range.
Speed range: 1000 – 6000 min-1
Feed rate:
Through infinitely variable three-phase
servo drive via recirculating ball screw
and backlash-free preloaded nut.
Feed range: 0 – 300 mm/min
Extended feed range on request
possible up to max. 6000 mm/min
Rapid traverse: 6000 mm/min back and forth
Coolant supply:
Internal coolant supply through drill spindle via
carbide mechanical seal.
Spindle slide:
Stable construction with mounted spindle
spindle blocks in special construction, whereby the spindle bearings are
provided with lifetime lubrication and are maintenance-free.
Guide system:
Machine bed with screwed-on, hardened and ground linear guides. Spindle slide moves via
circulating rolling elements, feed vibration-free and without stick-slip effect.
Drill bush support:
Firmly connected to the substructure and with removable upper part for easy and quick change of drill bushings or the
coolant supply units.
Machine base:
Strongly dimensioned welded construction, stress-relieved annealed.
Clamping table:
Table plate in special cast design firmly mounted on the substructure with T-slots, whereby the center groove is aligned with the drilling axis and serves as a guide groove for the accommodation of
clamping elements.
Control: SIEMENS Sinumerik 840 D (Retrofit)
Workflow:
Individual functions for setting up the machine via pushbutton control.
Semi-automatic for manual loading via program start.
Machine monitoring:
With display of spindle speed, feed rate,
drilling depth and coolant pressure.
Protective device:
The tool area of the machine is protected by a sliding door, which is electrically linked to the control, against
unintentional and unauthorized opening during
during the working process.
Electrical equipment:
All electric motors according to IEC standard.
Separate electrical cabinet with all electrical
necessary for the operation of the plant
safety and control equipment.
Machine operation from control panel conveniently located in the working area.
