Immovable Constraints
Enforce zero translational displacements in all directions on faces, edges, vertexes, and/or spots.
- On the Project Tree, open the Analysis Workbench.
 - 
                On the workbench toolbar, click the 
 (Immovable support) icon.
             - Specify which type of entity will have constraints applied.
 - Optional: If applying to Faces, you can select the Add tangent faces check box.
 - Optional: If applying to Spots, you can create new spots by clicking Create new spot.
 - On the modeling window, click to select specific parts on the model.
 - Click OK.