6533b7dcfe1ef96bd127340a

RESEARCH PRODUCT

Springback evaluation in fully 3-D sheet metal forming processes

Fabrizio MicariArchimede ForcelleseLivan FratiniFilippo GabrielliN. Alberti

subject

EngineeringBending (metalworking)business.industryMechanical EngineeringPhase (waves)Forming processesStructural engineeringStampingIndustrial and Manufacturing EngineeringFinite element methodSet (abstract data type)visual_artvisual_art.visual_art_mediumbusinessSheet metalNear net shape

description

Abstract In the modern manufacturing industries the knowledge and proper control of the sheet metal springback after forming is a fundamental aspect in the achievement of near net shape stamped parts. In this paper an effective springback prediction in some fully three-dimensional stamping processes is carried out. Such a prediction is based on a combined approach in which an explicit finite element code has been employed to simulate the forming phase while a traditional implicit procedure has been used to analyse the springback phase. The results obtained have been compared with a set of experimental tests and an excellent correlation between the predicted and experimental data has been found.

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