MANUFACTURING METHOD AND MANUFACTURING DEVICE OF BENT MEMBER

Japanese Patent JP2016196046

A

PROBLEM TO BE SOLVED: To provide a manufacturing method and manufacturing device which can manufacture a hollow bent member having excellent dimensional accuracy with high productivity at low cost while reducing a size of the entire device.SOLUTION: A manufacturing device of a bent member includes: a first manipulator 27 which is arranged in a first position so as to move in a two-dimensional or three-dimensional direction, and holds a first part positioned on a first end part side of a hollow metal material 25, and feeds the metal material while changing a feed direction; a second manipulator 28 which holds a second part positioned on a second end part side of the metal material, and is arranged in a second position located on the second end part side than the first position so as to move in the two-dimensional or three-dimensional direction; heating means for forming a high temperature part; cooling means which cools the high temperature part; and a high temperature part generation mechanism 23 arranged between the first position and the second position.SELECTED DRAWING: Figure 2

SHIMADA NAOAKI
TOMIZAWA ATSUSHI
KUWAYAMA SHINJIRO
INOUE SABURO
OKAHISA MANABU
KINOSHITA YUSUKE
SUYAMA TAKASHI

JP2016146836A

November 24, 2016

July 26, 2016

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NIPPON STEEL & SUMITOMO METAL CORP
NIPPON STEEL & SUMIKIN PIPE CO LTD
YASKAWA ELECTRIC CORP

B21D7/16; B21D11/14

JP2007083304A	2007-04-05
JP2001179347A	2001-07-03
JPH0663648A	1994-03-08
JPH05212450A	1993-08-24
JP2011000641A	2011-01-06
JP2012228713A	2012-11-22

WO2008123505A1	2008-10-16
US20100307214A1	2010-12-09

Masatake Shiga
Mitsuo Teramoto
Sumio Tanai
Tomoo Katsumata
Hiroshi Yamaguchi

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