At the Cutting Edge of Beverage Filling - Verpackungs-Rundschau
At the Cutting Edge of Beverage Filling - Verpackungs-Rundschau
At the Cutting Edge of Beverage Filling - Verpackungs-Rundschau
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Plastic bottles are moved safely and efficiently on high-speed lines with <strong>the</strong> Ring Jet conveyor<br />
veyors and <strong>the</strong> Multi-Purpose Volumetric<br />
<strong>Filling</strong> Systems.<br />
The Isometric Air Conveyor (IAC) was<br />
designed to control high-speed movement<br />
<strong>of</strong> empty cans. The line includes<br />
a new self-clearing turn,which is designed<br />
to ease <strong>the</strong> movement <strong>of</strong> packages<br />
through 90 (turns without hanging up on<br />
deadplates. Unlike traditional air conveyor<br />
deckplates,where all thrusters in <strong>the</strong><br />
perforated deckplate are pointed in <strong>the</strong><br />
direction <strong>of</strong> can travel, <strong>the</strong> IAC has airflow<br />
both with and against <strong>the</strong> direction <strong>of</strong> can<br />
The Isometric Air Conveyor can handle gently<br />
production rates <strong>of</strong> up to 4 000 cans per minute<br />
travel. Some thrusters direct air downstream<br />
and o<strong>the</strong>r upstream. The downstream<br />
flow is marginally stronger. By<br />
carefully balancing <strong>the</strong>se opposing flows,<br />
<strong>the</strong> IAC does not allow <strong>the</strong> net airflow to<br />
accelerate excessively as <strong>the</strong> can travels.<br />
As a result, airflow and, <strong>the</strong>refore, can velocity<br />
<strong>of</strong> both straight-walled and shaped<br />
cans is tightly controlled along <strong>the</strong> entire<br />
length <strong>of</strong> <strong>the</strong> conveyor. Up to 4000 cans<br />
per minute can be handled with no damage<br />
in this manner.<br />
Gentle and Efficient<br />
Main reasons behind <strong>the</strong> development <strong>of</strong><br />
<strong>the</strong> Ring Jet conveyor were <strong>the</strong> new shapes<br />
and <strong>the</strong> light weight <strong>of</strong> plastic bottles,<br />
which can weigh less than 28 grams. The<br />
conveyor gently moves shaped or straightwalled<br />
plastic bottles on high-speed lines<br />
by blowing air under <strong>the</strong> neck rings <strong>of</strong> <strong>the</strong><br />
bottles. This action lifts <strong>the</strong> bottles slightly<br />
<strong>of</strong>f <strong>the</strong> conveyor’s neck guide and floats<br />
<strong>the</strong>m as <strong>the</strong>y speed down a beverage production<br />
line from <strong>the</strong> depalletiser to <strong>the</strong><br />
filler.<br />
The Multi-Purpose Volumetric (MPV)<br />
filler has been designed to precisely fill a<br />
variety <strong>of</strong> beverages, including cargonated<br />
s<strong>of</strong>t drinks, hot-fill products, water, juices<br />
and beer in PET bottles. It has improved<br />
fill volume accuracy and provides for auto-<br />
COVER STORY<br />
B. Douglas Goodell<br />
Jerry L. East<br />
James W. Parker<br />
mated volume adjustment to facilitate<br />
changing to different bottle sizes. Reductions<br />
in changeover times are reported by<br />
<strong>the</strong> company to be as much as 75 per cent.<br />
Commenting on <strong>the</strong> new MPV, Douglas<br />
Goodell said, “This innovative filler provides<br />
a significant technological leap for<br />
our industry and will demonstrate our<br />
commitment to developing easy-to-use,<br />
cost-effective, low-maintenance equipment<br />
with excellent performance.”<br />
Fur<strong>the</strong>r new concepts from Crown for<br />
cost-effective machines have been developed<br />
and are, “close to introduction”. BH<br />
VR <strong>Beverage</strong> Packaging 1997 5