Fuel-saving aluminum tube water drawing device

The utility model relates to a fuel-saving aluminum tube water drawing device, and aims to provide a device having the characteristics of high product quality, long service life, simple structure and relatively low cost. The utility model adopts the technical scheme as follows: the fuel-saving alumi...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SHENG CHIGANG, HAN XIN, HE SUNYI, JIAN YULI
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Beschreibung
Zusammenfassung:The utility model relates to a fuel-saving aluminum tube water drawing device, and aims to provide a device having the characteristics of high product quality, long service life, simple structure and relatively low cost. The utility model adopts the technical scheme as follows: the fuel-saving aluminum tube water drawing device comprises a plurality of drawing dies which are provided with through holes in central parts, and is characterized in that the drawing dies are sequentially arranged according to sizes of the through holes and are positioned inside an installing base; a plurality of cooling holes communicated with the drawing dies respectively are formed in the installing base; a cooling device and the cooling holes form a circulation loop; a hard coating is arranged on the surface of the through hole of each drawing die.