CONVEYING DEVICE, HOT-ROLLING APPARATUS, CONVEYING METHOD, AND HOT-ROLLING METHOD

PROBLEM TO BE SOLVED: To provide a conveying device, a hot-rolling apparatus, a conveying method and a hot-rolling method by which a conveying roller is prevented from being broken even while making a hot-rolling process high in temperature and rolling-speed. SOLUTION: The conveying device has a plu...

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Bibliographic Details
Main Authors ISHII HAJIME, HONJO HISASHI, KUCHI MASAHIRO
Format Patent
LanguageEnglish
Published 30.07.2009
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Summary:PROBLEM TO BE SOLVED: To provide a conveying device, a hot-rolling apparatus, a conveying method and a hot-rolling method by which a conveying roller is prevented from being broken even while making a hot-rolling process high in temperature and rolling-speed. SOLUTION: The conveying device has a plurality of conveying rollers 5a, 6a which are supported at a prescribed interval and in parallel and with which a workpiece Y is conveyed with the conveying rollers 5a, 6a from a rolling mill in a heat-retaining and heating furnace 6 and which is provided with a part 12 for collecting data for predicting impact by which the data for predicting the magnitude of the impact which is given to the rollers 6a in the furnace which are the conveying rollers in the heat-retaining and heating furnace with the workpiece Y is obtained on the upstream side of the heat-retaining and heating furnace 6 and a control part 11 by which the magnitude of the impact is predicted from the data obtained by the part 12 for collecting the data for predicting the impact and the conveying speed of the workpiece Y in the heat-retaining and heating furnace 6 is adjusted in accordance with the magnitude of the impact. COPYRIGHT: (C)2009,JPO&INPIT
Bibliography:Application Number: JP20080008136