Cembre B-FL750 Manual De Uso página 8

2.2) Head rotation
Two independent joints enable the tool head to turn through 360° and rotate through 180°, allowing
the operator to work in the most comfortable position.
Do not attempt to turn the head when the hydraulic circuit is pressurised.
2.3) Assembling of the accessories
Consult the tables on pages 32 and 33 and select the RD... Punching Kit suitable for the hole to be
made. For punching requirements other than those listed, please contact Cembre.
Round holes ø 15.5 to 30.5 mm
1 Drill a pilot hole in the plate at the desired point, using the ø 11.5 mm spiral bit supplied with the
tool.
2 Fully screw the TD-11 draw stud into the ram (40).
3 Thread the die onto the draw stud, pushing it to rest on the head.
4 Insert the draw stud into the pilot hole and screw the punch onto the draw stud until its cutting
edges are touching the back of the layer of material being punched.
Round holes ø 28.5 to 80.5 mm
1 Drill a pilot hole in the plate at the desired point, using a ø 20 mm spiral bit; alternatively, it is
possible to make the pilot hole with the ø 11.5 mm spiral bit supplied with the tool and widen it
with the KIT RD20.5SS.
2 Fully screw the TD-19 draw stud into the ram (40).
TD-19 draw stud is threaded 3/4" at both ends, screw the short thread into the ram.
3 Thread the die onto the draw stud, pushing it to rest on the head and continue as described in
point 4 above.
Round holes ø 100 to 120 mm
1 Drill a pilot hole in the plate at the desired point, using a ø 29 mm spiral bit; alternatively, it is
possible to make the pilot hole with the ø 11.5 mm spiral bit supplied with the tool and widen it
with the KIT RD30.5SS.
2 Thread the die onto the TD-28.5 draw stud (supplied with the Punching Kit) before screwing it
into the ram.
3 Fully screw the draw stud into the ram (40) and continue as described in point 4 above.
Square and rectangular holes
1 With a drill make the required pilot hole in the plate at the desired point.
2 Fully screw the draw stud (supplied with the Punching Kit) into ram (40) of the head.
3 Thread the die into the draw stud, pushing it to rest on the head.
4 Insert the draw stud into the pilot hole, thread the punch onto the draw stud until its cutting
edges are touching the back of the layer of material being punched then fully screw the locking
ring onto the draw stud to lock the punch in place.
2.4) Punching
(Ref. to Fig. 3)
Before punching:
(Ref. to Fig. 1)
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