PROBLEM TO BE SOLVED: To provide a joint structure of a press molding component having high fatigue strength, an automobile structure component having the joint structure, and a manufacturing method of a joint component.SOLUTION: A joint structure of a press molding component is formed by combining and joining two components having an opening on at least one side of a cross section formed by press molding respectively, while the openings are arranged to face each other. In a part or entire of a joint surface, a step part 7 is provided by molding a bent projection 5 projecting outward at a tip part of a vertical wall part 3a of a lower component 3, the tip side from the step part 7 is fitted into an opening of an upper component 9, and the step part 7 of the lower component 3 and the tip of the vertical wall part 9a of the upper component 9 are line-joined by arch welding.SELECTED DRAWING: Figure 1
【課題】本発明は、疲労強度の高いプレス成形部品の接合構造、該接合構造を有する自動車用構造部品及び接合部品の製造方法を提供する。【解決手段】本発明に係るプレス成形部品の接合構造は、プレス成形により作製した断面の少なくとも一辺に開口部を有する2部品を、前記開口部を対向させて組み合わせて接合してなるプレス成形部品の接合構造であって、接合面の一部又は全部について、下側部品3における縦壁部3aの先端部に外側に突出する屈曲凸部5を成形することにより段部7を設け、段部7よりも先端側を上側部品9の開口部に嵌合させ、下側部品3の段部7と上側部品9の縦壁部9aの先端とをアーク溶接により線接合してなるものである。【選択図】 図1
JOINT STRUCTURE OF PRESS MOLDING COMPONENT, AUTOMOBILE STRUCTURE COMPONENT HAVING JOINT STRUCTURE, AND MANUFACTURING METHOD OF JOINT COMPONENT
プレス成形部品の接合構造、該接合構造を有する自動車用構造部品及び接合部品の製造方法
2016-08-18
Patent
Electronic Resource
Japanese
IPC: | B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL , Bearbeiten oder Verarbeiten von Blechen, Metallrohren, -stangen oder -profilen ohne wesentliches Abtragen des Werkstoffs / B60G VEHICLE SUSPENSION ARRANGEMENTS , Radaufhängungen und Federungen für Fahrzeuge / B23K Löten , SOLDERING OR UNSOLDERING / B62D MOTOR VEHICLES , Motorfahrzeuge |
JOINT COMPONENT MANUFACTURING LINE AND JOINT COMPONENT MANUFACTURING METHOD
European Patent Office | 2021
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