Voith Universal Joint Shaft Service in Reality | No. 1 - Voith Turbo
Voith Universal Joint Shaft Service in Reality | No. 1 - Voith Turbo
Voith Universal Joint Shaft Service in Reality | No. 1 - Voith Turbo
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<strong>Voith</strong> <strong>Universal</strong> <strong>Jo<strong>in</strong>t</strong> <strong>Shaft</strong> <strong>Service</strong> <strong>in</strong> <strong>Reality</strong> I <strong>No</strong>. 1<br />
A case requir<strong>in</strong>g service<br />
n Two type HT 740.10 <strong>Voith</strong> high-<br />
performance universal jo<strong>in</strong>t shafts<br />
have been <strong>in</strong> operation <strong>in</strong> a<br />
Steckel hot roll<strong>in</strong>g mill at a customer<br />
<strong>in</strong> Eastern Europe for<br />
3 years<br />
n The customer changes the rollend<br />
connect<strong>in</strong>g components<br />
Arrival of the damaged universal jo<strong>in</strong>ts<br />
Installation<br />
Tra<strong>in</strong><strong>in</strong>g<br />
Commission<strong>in</strong>g<br />
n Because of an oversight, the customer’s<br />
employees tighten the nuts<br />
on the flange fasteners to too low<br />
a torque<br />
n After operat<strong>in</strong>g for a few hours,<br />
the nuts loosen and the serrations<br />
of the Hirth coupl<strong>in</strong>g no longer<br />
mesh correctly<br />
Consult<strong>in</strong>g and eng<strong>in</strong>eer<strong>in</strong>g<br />
Appearance of the damaged Hirth serration<br />
Orig<strong>in</strong>al spare parts supply<br />
Overhaul<br />
Repairs<br />
Modernizations, retrofits<br />
Torque measurements (ACIDA)<br />
n While revers<strong>in</strong>g, the bolts fail<br />
and the serrations of the Hirth<br />
coupl<strong>in</strong>g are sheared off. It is no<br />
longer possible to transmit the<br />
driv<strong>in</strong>g torque; the equipment<br />
comes to a standstill<br />
Pre-Sales<br />
After-Sales
<strong>Voith</strong> <strong>Turbo</strong> GmbH & Co. KG<br />
<strong>Universal</strong> <strong>Jo<strong>in</strong>t</strong> <strong>Shaft</strong>s and Hirth Coupl<strong>in</strong>gs<br />
Alexanderstr. 2<br />
89522 Heidenheim, Germany<br />
Tel. +49 7321 37-8283<br />
Fax +49 7321 37-7106<br />
UJ<strong>Shaft</strong>s@voith.com<br />
www.voithturbo.com/universal-jo<strong>in</strong>t-shafts<br />
Employee at <strong>Voith</strong> <strong>Universal</strong> <strong>Jo<strong>in</strong>t</strong> <strong>Shaft</strong> <strong>Service</strong> mak<strong>in</strong>g the repairs<br />
<strong>Universal</strong> <strong>Jo<strong>in</strong>t</strong> <strong>Shaft</strong> <strong>Service</strong><br />
personnel at work<br />
n The customer does not have any<br />
more replacement parts on hand.<br />
The damaged parts are expressshipped<br />
to the <strong>Voith</strong> plant <strong>in</strong><br />
Crailsheim<br />
n Employees at <strong>Voith</strong> <strong>Universal</strong><br />
<strong>Jo<strong>in</strong>t</strong> <strong>Shaft</strong> <strong>Service</strong> disassemble<br />
the universal jo<strong>in</strong>ts <strong>in</strong> less than<br />
3 work<strong>in</strong>g days and <strong>in</strong>spect them<br />
n Together with the customer, who<br />
is also present, the service staff<br />
establishes a plan of action<br />
n The decision is to perform a quick<br />
repair: one serviceable jo<strong>in</strong>t will<br />
be assembled us<strong>in</strong>g parts from<br />
the 2 damaged jo<strong>in</strong>ts<br />
The repaired universal jo<strong>in</strong>t shortly before shipment<br />
n The customer receives tra<strong>in</strong><strong>in</strong>g <strong>in</strong><br />
order to perform ma<strong>in</strong>tenance and<br />
repair work properly <strong>in</strong> the future<br />
n With<strong>in</strong> a matter of days, the customer<br />
has a repaired universal<br />
jo<strong>in</strong>t on site and operation of the<br />
roll<strong>in</strong>g mill can resume<br />
G2053en, S&F-SDL / WA, 4.2011, 1000.<br />
Dimensions and illustrations without obligation. Subject to modifications.
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