2.7 ROLL-HOLDER CARRIAGE
With this carriage, the tension with which the film is
applied to the pallet can be adjusted.
The carriage
MB
is composed of a rubber-coated roller
(1)
(fig. 2.8) and a roller
(2)
with
mechanical brake.
Operating the knob
(3)
the braking action is adjusted
and,
consequently, the film tension. Upon starting, the film must be loaded onto the c
arriage.
Slide the roll
(4)
onto the centring pin
(5)
.
Run the film between the rollers following the
path
shown in Figure
A
. The symbol with the triangles identifies the side of the
film on
which the adhesive (if present) is applied.
Diagram
A
is also shown on the carriage. The safety plate
(6)
immediately stops descent
of the
carriage if it comes into contact with an obstruction, in
which case the carriage
briefly goes back up before it stops.
20
4
DIAGRAM
A
Packaging Equipment
