Bulletin 1/2011 - Siempelkamp

SieMpelkaMp | MACHInERy AnD PLAntS
the new press was assembled and successcantly improves the crimping quality. 11,000 t (12,125 US tons) without transfully
tested at the press manufacturer’s site. Furthermore, the closed-frame design abferring any additional forces into the foun-
Even after these tests, the time schedule sorbs the press forces without transferring dation during the initial bending process.
would remain tight. For the disassembly of them into the foundation.
Furthermore, with dimensions of 9 x 13 x 16
the old and assembly of the new press
m (width x length x height), the press is so
only five weeks were available during the Siempelkamp also scored with a new
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summer shutdown.
tooling concept which allows the quick
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and precise adjustment to different plate
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Project
sizes and ensures shorter shutdown times.
compact that it fits in the available space.
A special feature of the press are the movable
tools which press the plate against a
next to the technology, other aspects were fixed counter piece. this is a new and
With these limiting conditions EUROPIPE also important in the Autor: decision-making:
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put in a preliminary inquiry with three Siempelkamp assured a short delivery time used for the first time in this project. twelve
well-known manufacturers. EUROPIPE’s and guaranteed, as the only supplier, the position-controlled horizontal cylinders
own demand for continuous high quality completion date. the good experiences that stabilize the movable tools with an accuracy
also had to be met by the supplier. the EUROPIPE has made with a Siempelkamp of 0.1 mm up to 6 m.
specification sheet that was received by O-forming press since 1976 as well as the
three machine manufacturers included, reputation of the Krefeld company were next to the press, the scope of supply also
other than the already mentioned ones, also crucial for the selection of the supplier. included the hydraulic control, electric and
comparatively few demands.
electronic control units as well as the con-
Technology
trol and the modification of the existing
Siempelkamp’s concept convinced EURO-
roller conveyors. the disassembly of the
PIPE: Compared to the C-frame design, Siempelkamp designed a press with a old press, the assembly and start-up of the
the closed-frame design, suggested by closed-frame design. this design with- new press also became the sole responsi-
Krefeld, is torsion-resistant which signifistands the high forming pressures of up to bility of Siempelkamp.
Placement of the frame elements Machining of the beam at Siempelkamp