Method for manufacturing mill roll, mill roll and manufacturing apparatus of mill roll

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United States of America Patent

PATENT NO 9566662
SERIAL NO

14405451

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Importance

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Abstract

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A method for manufacturing a mill roll including a preheating process for joining end portions 16 to 19 of a roll barrel member 13 and/or shaft materials 14, 15, and a friction pressure welding process strongly pressing and joining the shaft materials 14, 15 to a core material 11 after frictionally heating the joining end portions 16 to 19 by rotating the shaft materials 14, 15 while pressing to the core material 11, and a manufacturing apparatus including first and second holding means 29, 23 for the roll barrel member 13 and the shaft materials 14, 15, a rotating means rotating the shaft materials 14, 15, a pressing means 24 pressing the core material 11 and the shaft materials 14, 15 in an axial direction, and a preheating means 31 preheating the joining end portions 16 to 19 of the roll barrel member 13 and the shaft materials 14, 15.

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Patent Owner(s)

Patent OwnerAddress
FUJICO CO LTDFUKUOKA PREFECTURE FUKUOKA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kimura, Kenji Kitakyushu, JP 350 3708
Nagayoshi, Hideaki Kitakyushu, JP 11 51
Sonoda, Akio Kitakyushu, JP 3 11
Yoshinaga, Hiroshi Kitakyushu, JP 255 10871

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