Three-dimensional sheet metal forming is one of the biggest challenges in the shipbuilding
industry. The forming quality of the traditionally applied line heating method depends …

With the development of the shipbuilding, chemical engineering, and military industry, the
demand for bending the metal plates with large curvature is increasing dramatically. Take …

Springback in multi-point dieless forming (MDF) is a common problem because of the small
deformation and blank holder free boundary condition. Numerical simulations are widely …

The field of land surveying is changing dramatically due to the way data is processed,
analyzed and presented. Also, there is a growing demand for digital spatial information …

This paper presents a study of spring back in air bending process. It is a sensitive feature of
sheet metal forming due to elastic recovery upon load removal. The main objective of this …

During air bending of sheet metals, the correction of punch stroke for springback control is
always implemented through repeated trial bending until achieving the forming accuracy of …

This study attempts to investigate the effect of process variables like the geometry of die and
punch, the orientation of sheet metal and punch speed on bending force in air bending of …

Objectives: To analyze the effects of galvanizing thickness and punch speed on spring back
of CR4 steel. Methods: Galvanizing is done by electro-deposition method using an alkaline …

Dieless bending process is an effective and efficient flexible sheet metal forming method. It
has been applied in many fields such as shipbuilding, chemical engineering and shell …

This study is an attempt for analyzing the effect on spring back due to changes in the die
width during air bending of electro-galvanized CR4 steel. A universal testing machine …