Extrusion press
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United States of America Patent
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Aug 25, 2015
Grant Date -
Sep 27, 2012
app pub date -
Dec 14, 2009
filing date -
Dec 14, 2009
priority date (Note) -
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Abstract
An extrusion press includes an end platen, a fixed platen arranged at the rear thereof, a tie rod configured to link the end platen and the fixed platen, a die, a container loaded with a billet, an extrusion stem configured to press the billet, a crosshead attached with the extrusion stem, and an extrusion drive configured to reciprocate the extrusion stem. The extrusion drive includes a rotatable wire drum driven by an electric extrusion main motor and drives the extrusion stem to perform extrusion molding by winding the wire by rotating the wire drum.
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