APPARATUS AND METHOD FOR MANUFACTURING A SEAMLESS

专利名称：APPARATUS AND METHOD FOR

MANUFACTURING A SEAMLESS PIPE

发明人：SUNG, SI YOUNG,HAN, BEOM SUCK,KIM, JIN

PYEONG

申请号：EP12859884申请日：20121221公开号：EP2796219A4公开日：20151230

摘要：Provided is an apparatus of manufacturing a seamless pipe. The apparatusincludes a container receiving a work therein, a stem pressing one end of the work withinthe container, a die installed in a direction opposite to the stem, and having an extrusionhole comprised of a plurality of ports, a rotation member installed on a front end of thedie, having a stirring tip inserted into a joint surface formed by abutting a plurality ofmetal pieces to each other on one surface, and rotating to perform a friction stir bondingin a state in which the one surface contacts the joint surface, and a correction moldincluding a metal pipe discharging path receiving a metal pipe manufactured by thefriction stir bonding and discharging the metal pipe to an outside.

申请人：KOREA AUTOMOTIVE TECHNOLOGY INSTITUTE

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