Abstract Incremental sheet forming (ISF) is an emerging technology for manufacturing metal components with fewer tools and equipment compared to conventional forming. In this process, generally performed without dies punches a simple hemispherical shaped tool can be used shaping the final component. Forming limit in incremental defined by maximum formable wall angle. Finite element analysis fra...

Metal forming operations such as rolling, extrusion, and drawing offer many opportunities for operations improvement through better process understanding and improved planning practices. This paper addresses short and medium term planning issues in sheet, plate, and tube manufacturing operations. First, v^e identify certain distinctive characteristics-the inherent process flexibility, close int...

Abstract. Incremental sheet metal forming (ISMF) is a viable method for fabricating complicated three-dimensional structures from metal. It characterized by localized deformation and effective both rapid prototyping low-volume manufacturing. ISMF technology suitable quick product development time with affordable tooling deforming difficult-to-form materials. Simulation of the process reduces co...

Incremental sheet forming (ISF) process show a great potential in the manufacturing of small series production or prototype development parts. One metal process, where contact between punch and is single point, known as point incremental (SPIF). The part manufacture with simple tool, punch, that performs combined movements on vertically horizontally directions. paper introduces study regarding ...

In this paper instability of planar anisotropic sheet metal during a few forming processes is investigated for the first time. For this reason components of the constitutive tangent tensor for planar anisotropic sheets are developed. By using the above tensor location of necking is predicted. Direction of the shear band is also predicted using the acoustic tensor. A finite element program is pr...