Title:
ALUMINUM PLATE EXTRUSION APPARATUS
Document Type and Number:
WIPO Patent Application WO/2023/080301
Kind Code:
A1
Abstract:
An aluminum plate extrusion apparatus, according to the present invention, comprises: a preheating unit for preheating, by a predetermined temperature, a billet having a quadrangular cross-section; a cutting unit for cutting the billet into a predetermined length; an extrusion unit for extruding the billet into a plate having a plurality of hollows formed therein; a transport unit for transporting the billet to the extrusion unit; a first cooling unit for cooling the plate; a flattening unit for flattening the plate; and a guide unit for pulling and moving the plate in the progressing direction of extrusion. The flattening unit comprises: a housing unit; an upper roll unit and a lower roll unit which are installed in the housing unit and which each comprise a plurality of rollers; and a drive unit which drives at least one roller of the lower roll unit. The plate is flattened by passing between the upper roll unit and the lower roll unit.
Inventors:
JEONG JONGWOOK (KR)
Application Number:
PCT/KR2021/016183
Publication Date:
May 11, 2023
Filing Date:
November 09, 2021
Export Citation:
Assignee:
ALUS CO LTD (KR)
International Classes:
B21C23/06; B21C29/00; B21C33/00; B21C37/02; C22C21/00; C22F1/04
Foreign References:
JP2010512248A | 2010-04-22 | |||
KR101614501B1 | 2016-04-21 | |||
JPH0671333A | 1994-03-15 | |||
KR102125187B1 | 2020-06-19 | |||
US20140283577A1 | 2014-09-25 |
Attorney, Agent or Firm:
KIM, Hyun Soo et al. (KR)
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