Edition 70 (April-June, 2023)
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Technical Article<br />
Holger Brechtelsbauer has been a product manager and<br />
consultant for vacuum lifting equipment for more than 15<br />
years and recommends early and integrated process planning.<br />
Efficiency, automation and<br />
user-friendly processes in<br />
glass industry<br />
Sr HEGLA Executive Shares Insights On Perennial<br />
Topics About The Sector<br />
Improved efficiency, more<br />
automation and user-friendly<br />
processes are perennial topics in<br />
the glass processing industry. In this<br />
connection, Senior Product Manager<br />
for Vacuum Lifting Equipment at<br />
HEGLA Holger Brechtelsbauer<br />
answers a few questions.<br />
– What contribution can vacuum<br />
lifters make? What considerations<br />
do you recommend in advance?<br />
With modern processing equipment,<br />
off-peak times are already optimised<br />
for maximum efficiency and costeffectiveness.<br />
To ensure that the<br />
full potential of the systems can be<br />
exploited, when making an investment<br />
or reorganising it is valuable to take<br />
an early look at the overall processes<br />
and dependencies, including during<br />
handling. The approach is similar to<br />
those in other industries.<br />
Together with the customer, we<br />
start considering what a system can<br />
achieve under the best conditions.<br />
For handling, we then consider which<br />
pane formats need be processed<br />
and what the resulting weights are.<br />
Experience shows that some operating<br />
companies are reluctant to deviate<br />
from the maximum sizes and are<br />
inclined to cover the entire spectrum<br />
with large and therefore, oversized,<br />
vacuum lifting equipment.<br />
Evaluations indicate, however, that<br />
in everyday operations, small glass<br />
units generally dominate. The aim<br />
should thus be to rapidly move exactly<br />
this 85 to 90 per cent of panes onto<br />
the system or back onto the glass rack.<br />
Lifting devices can then be chosen<br />
to carefully match this requirement,<br />
ensuring they are ergonomically and<br />
optimally integrated for these tasks<br />
and are not oversized.<br />
Combined with a suitable<br />
lightweight craneway, for example,<br />
this lays the foundation for meeting<br />
the possible cycle times of systems.<br />
The remaining 5 to 10 per cent of<br />
large panes are not ignored in this<br />
design either. There is often an indoor<br />
crane which can be linked up with an<br />
additional lifting device for the heavier<br />
units.<br />
Alternatively, lightweight craneways<br />
can be designed with multiple crane<br />
bridges. In any event, it always pays to<br />
100 Glass Bulletin | <strong>April</strong> - <strong>June</strong>, <strong>2023</strong>