Specifications

8. DRILL TYPE LD-12B
FIG. 12 – DRILL TYPE LD-12B
The reference LD-12B relates to the entire LD-12BN drill complete with the clamping device
DBG-F for clamping it to the rail web and fittings.
The clamping devices consists of:
– clamping unit
– termination
– socket head cap screws M8 x 25 (2 pcs)
– spring washers (4 pcs)
– reference rod
9.1.6) Proceed to drill by initially applying light pressure on the lever (36), increasing
the pressure progressively, avoiding jolts, and finally relieving the pressure in
the exit phase. When drilling close to raised markings on the rail the initial
pressure must be extremely light until the markings disappear, otherwise the
cutter may be damaged.
9.1.7) The guide bit will enable the lubrocoolant to be discharged throughout the drilling process.
9.1.8)
When drilling has been completed, fully retract the spindle, stop the motor by
pressing the automatic switch (position " 0 ") , and make sure that drilling swarf
is removed before recommencing drilling.
9.1.9) After drilling it is advisable to remove all swarf from the tool and spindle area.
9.2) Drill fitted with “long” type broach cutter (for drilling thicknesses of up to 2").
Follow the sequence described in § 9.1, taking care to position the drill on the rail by keeping
the spindle fully withdrawn.
11
02
01
39
36
FIG. 19 – DRILLING
23
16
reference
rod
TDB 3
TDB 1
TDB 6
M 8x25 screws
and spring washers