METHOD AND EQUIPMENT FOR WELDING STEEL STRUCTURE

PURPOSE:To provide the method and equipment for welding a steel structure capable of performing welding on-line with satisfactory preheating efficiency at little consumption of electric power. CONSTITUTION:The welding equipment of the steel structure is constituted of an induction heating coil 5 of...

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Bibliographic Details
Main Authors USHIJIMA MASASUKE, HORII YUKIHIKO, IESAWA TORU, ONOE HISAHIRO, KANETANI KEN, KOYAMA KUNIO
Format Patent
LanguageEnglish
Published 10.02.1995
Edition6
Subjects
BUILDING
CEILINGS
CLADDING OR PLATING BY SOLDERING OR WELDING
CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING
FIXED CONSTRUCTIONS
FLOORS
GENERAL BUILDING CONSTRUCTIONS
INSULATION OR OTHER PROTECTION OF BUILDINGS
MACHINE TOOLS
METAL-WORKING NOT OTHERWISE PROVIDED FOR
PERFORMING OPERATIONS
ROOFS
SOLDERING OR UNSOLDERING
TRANSPORTING
WALLS, e.g. PARTITIONS
WELDING
WORKING BY LASER BEAM
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Summary:PURPOSE:To provide the method and equipment for welding a steel structure capable of performing welding on-line with satisfactory preheating efficiency at little consumption of electric power. CONSTITUTION:The welding equipment of the steel structure is constituted of an induction heating coil 5 of the specified length having almost the same cross-sectional shape as a groove 4 of a weld zone and a welding equipment main body 2 to be arranged at the rear side in the welding direction of the induction heating coil 5, preheating is carried out by the induction heating coil 5 which is inserted and arranged into the groove 4 of the weld zone and then, welding is performed continuously in the preheated range by the welding equipment main body 2.
Bibliography:Application Number: JP19920336776