Manufacturing Solutions

HF-1010: Increasing Blankholder Pressures

HF-1010: Increasing Blankholder Pressures

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HF-1010: Increasing Blankholder Pressures

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In this chapter, you will learn how to increase blankholder pressure and compare the results from different pressure levels. The result from the previous tutorial, One-Step Stamping Simulation (HF-1000), will be used to compare the result from this tutorial.

Exercise: Increasing Blankholder Pressures

This exercise uses the model file Blank_holder.hf.




This tutorial uses the following panels, which are available in the RADIOSS One Step user profile:

Blankholder panel
Blank Shape panel
Formability panel


hmtoggle_plus1greyStep 1: Load the model file
1.From the File menu, click Open.
2.Navigate to the file blank_holder.hf.

Note: The model files for this tutorial are located in the file in the subdirectory \hf\1Step\. See Accessing Model Files.

3.Click Open.
hmtoggle_plus1greyStep 2: Edit the blankholder and save as a different file name
1.Click Setup > Blankholder. The blankholder parameters are already set up from the previous run.
2.Click blankholder and select Blankholder 1.
3.Set the pressure level to High.

Notice value in tonnage = is changed from 21.127 to 105.634.

4.Click update.
5.Click return.
6.From the File menu, click Save As.
7.Enter the file name as blank_holder_complete.hf.
8.Click Save.


hmtoggle_plus1greyStep 3: Run the analysis
1.Click Setup > Run Analysis.
2.Verify project = is set to blank_holder_complete.
3.Click run analysis.
4.Click load results when your job has finished.
5.Click return.


hmtoggle_plus1greyStep 4: View the forming limit diagram
1.Click Tools > Formability.
2.Click comps and select part.
3.Click create FLD.

Note:  Pick a point on the curve (which represents a corresponding element on the model) or pick an element on the model.  The corresponding major (y) and minor (x) strain are displayed in the header bar. The corresponding element ID is also displayed in the Formability panel.


4.Click return.


hmtoggle_plus1greyStep 5: View the thinning
1.Click Tools > Thinning.
2.Click Contour.


3.Click return to close the panel.


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