Dispensing unit speeds up boat production A METERING, mixing
and dis-
pensing
machine
from Liquid
Control
Ltd, Wellingborough,
UK, is helping Ovington Tynemouth,
Boats,
UK, reduce waste
and speed up the production the composite
now
uses
Liquid
Control’s Twinflow LFR metering, mixing and dispensing machine.
Fed from two 225 1
drums containing
of
hardener,
the
hull and deck of
matically
mixes
its 49er sailing skiff.
catalyst and
machine
auto-
precise
vol-
umes of the components.
The 49er weighs less than 95 kg when
Ovington
fully rigged and
It is
equipped with a Liquid Control Pozimixer
disposable
mixing
employs epoxy resin is its hull
nozzle which is said to guaran-
and
tee an exact final blend whilst
mix
deck. Ovington the
manually.
resin
used to
components
This time
consum-
ing, tedious process could lead to mistakes in mix quantities plus waste if the volume mixed was not used before it went off.
Permali service to Scania
reducing
clean
problems
with material
up time
and
curing
at the dispensing point. The Twinflow machine is controlled by a foot pedal, enabling hand-free operation.
Putting the finishing touches to a truck bonnet assembly at Permali.
PERMALI UK Ltd, Gloucester, is now extending the service it provides
to
Swedish
truck
to Sweden and bond
them together in its own factory. Since the model is no longer produced is high volume and Scania required floor space for
builder Scania by carrying out the assembly operation on composite bonnets for its heavy duty, long bonnet T trucks. Permali has supplied Scania with parts made from sheet
other projects, the assembly operations for the ongoing spare part requirements have been transferred back to Permali.
moulding compound (SMC) for many years, including those
Permali produces batches of all 14 types of moulded parts,
used in the bonnets. The bonnet assembly is made up of 14
machines these to the required dimensions and bonds them
SMC parts which are bonded together to form the complete unit. Permali engineers were closely involved in the original design of the assembly, including the specification of the adhesive, together with the
together using a two-pack polyurethane adhesive. This operation consumes 25 kg of adhesive. The completed bonnets are then supplied to Scania Parts Division prime painted
design of the bonded joints and assembly fixtures. Permali then produced complete bonded assemblies for prototype and
The 49er class will feature at the 2000 Olympics in Sydney.
ponents
test purposes. When the truck was being produced in high volumes Scania decided that it would be more cost effective to ship com-
/une
and ready for ongoing shipment to customers. This example illustrates Permali’s strategy of providing a total service to its customers by adding assembly where possible to its design, moulding, compound manufacturing, painting and finishing operations.