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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>

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