Sheet metal forming analysis
Open-knowledge reference entry

For sheet metal forming analysis within the metal forming process, a successful technique requires a non-contact optical 3D deformation measuring system. The system analyzes, calculates and documents deformations of sheet metal parts, for example. It provides the 3D coordinates of the component's surface as well as the distribution of major and minor strain on the surface and the material thickness reduction. In the Forming Limit Diagram, the measured deformations are compared to the material characteristics. The system supports optimization processes in sheet metal forming by means of;
Fast detection of critical deformation areas
Solving complex forming problems
Verification of numerical simulations
Verification of FE models
Creation of Forming Limit Curves, FLC
Comparison of measured deformations to the material characteristics by means of a Forming Limit Diagram.
The optical forming analysis with Forming analysis system provides for precise and fast measurement of small and large components using a high scanning density. Forming analysis system operates independently of the material. It can analyze components made from flat blanks, tubes or other components manufactured by an internal high pressure forming process (IHPF, Hydro forming).
Functional principle explained by means of a standard measuring project
The forming analysis system compares the 3D positions of measuring points in a flat and in a deformed state.
Prior to the deformation, a regular point pattern is applied to the surface of the measuring object.
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