dfe training tutorial hoodinner

7/30/2019 DFE Training Tutorial HoodInner

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DYNAFORM 5.7 Training Tutorial
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Descriptions for Inner Fill, Symmetry, Outer Smooth, Flat Binder and

Unfold Flange, etc. by using Hood Inner.


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1. Click to create a new database.

2. Click File menu and select Save as.3. Enter the file name: Hoodinner_(user name)_(date).df

4. Click Save to save the database.

I. Create and save database

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1. Click DFE menu (See Figure 1).

2. Select Preparation.3. Click IMPORT button on Define page.

4. Select file location: /Tutorial3_HoodInner

5. Select file: hood_inner.igs

6. Click Ok button to import part geometry.

II. Import Part Geometry

Figure 1

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Figure 2Figure 3

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II. Import Part Geometry


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1. Select DIE PART in Die Tool list.

2. Click Rename (See Figure 4).

3. Enter the new name HOODINN.

4. ClickApply after modification.

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III. Rename Part

Figure 4

Figure 5


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1. Select DFEPreparation

2. Click Surface Mesh (See Figure 6) and click Select Surfaces (See Figure7)in surface Mesh window.

3. Click Displayed Surf. button to select all the surfaces displayed on thescreen (See Figure 8).

4. Toggle on Exclude option (See Figure 8).

5. Select flange surfaces on the screen (because these surfaces cannot beformed during drawing) (See Figure 9).

6. Click OK to confirm the selected surfaces.

7. Return to Surface Mesh window.

8. Key in the Max. Size: 20.00 (mm)

9. ClickApply to mesh.10.Click Yes to accept mesh.

11.Click Exit to exit the Surface Mesh dialog box.

12.See Figure 10.

13.Click to save the database.

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IV. Auto-mesh surfaces


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Figure 8

Figure 6 Figure 7


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Exclude flange surfaces

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Figure 9 Figure 10

IV. Auto-mesh surfaces


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1. Click DFEPreparationSymmetry/Double

Attach.2. Select Symmetry: Half Symmetry Input (See

Figure11).

3. Select x-z plane to define symmetry type.

4. Click Select Point(s) to define symmetry plane.

5. Select a node as shown in Figure 12.6. Change the value ofAlign Nodes to 0.5, and

clickAlign Nodes button. Select Yes in thedisplayed window (See Figure 13).

7. Click Mirror Geometry to mirror the other half ofpart.

8. Click Exit to exit Preparation dialog box.

9. Save the database.

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Figure 11

V. Define Symmetry
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V. Define Symmetry

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15

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1. Select DFEPreparationModel Check/Repair(See Figure16 and 17).

2. Click Boundary Display icon (line one, column two) (See Figure 18).3. Click (Clear highlight) button to remove the highlighted boundary lines.

4. Click Plate Normal icon (line two, column two).

5. Check the message prompt window to make sure that all element normal isconsistent.

6. Click OK to exit Model Check dialog window.

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VI. Check and Repair Mesh


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Figure 16

Figure 17



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Figure 18



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1. Select TIPPING fromDFE / Preparation.

2. Toggle on Undercut (See Figure 19).

3. The parts are all green as shown in Figure 20, so the stamping directions

do not need to be adjusted.

4. Click Exit to exit Tipping dialog window.

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VII. Tipping


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Figure 20

Figure 19

VII. Tipping


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1. Click DFE PREPARATIONBoundary Fill Inner Fill2. Select the first iconAuto Fill (See Figure 21).3. Enter Hole in the input box of To Part, which means to put the filled holes in Hole

part.

4. ClickApply to confirm. Click on the middle mouse button to confirm the selectedholes to be filled in the current view (Note: click on the left mouse button to

remove the filled holes and the right mouse button to cancel all the holes, asillustrated in Figure 22 and 23). The inner holes will be filled automatically.

5. Click Close to exit INNER FILL dialog box.

6. Click to show the top view.

7. See Figure 24 and 25.

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VIII. Inner Fill


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www.eta.com 18Figure 21

Figure 23

Figure 22

VIII. Inner Fill


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Before inner fill After inner fill

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Figure 24 Figure 25

VIII. Inner Fill


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1. Click DFE PREPARATIONBoundary FillOut Smooth2. Click Select part and select hoodinn (See Figure 26 and 27).

3. Select the first button Roller, and the system will automatically

enter HOO_SMH in the input box of To Part.

4. Key in Roll Radius: 300.00 (mm)

5. Click Create Boundary.

6. Click Fill Boundary to fill.

7. Click Exit to exit the Outer Smooth dialog box.

8. Repeat step VII to check and repair mesh.

9. See Figure 29.

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IX. Outer Smooth


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Figure 27

Figure 26 Figure 28

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IX. Outer Smooth


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The result after outer smooth

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Figure 29

IX. Outer Smooth


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1. Click BinderfromDFE menu.

2. Select Binder Type: Two-line Binder (See Figure 30).3. Key in Binder Margin: 400.00 (mm)

4. Key in shift: 30.00(mm)

5. ClickApply to create binder and the letter color of Create turns from red to black.

6. Click Mesh to mesh the binder.

7. Key in the Max. and Min. Size: 30.00 (mm), 5(mm) (See Figure 31).8. Click OK to mesh the binder (See Figure 32).

9. Click Exit to exit the Binder dialog box.

10.Save the database.

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X. Create Binder


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Figure 31

Figure 32

Figure 30

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X. Create Binder


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1. Click DFE menu.

2. SelectAddendum.3. Select New in the displayed dialog box to create a new master

profile (See Figure 33).

4. Select type: Profile Type 3, PartAngle=45, PO Width=30, BarHeight=-10 (See Figure 34).

5. Click Ok to exit Master Profile dialog box (See Figure 35).

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XI. Create Master Profile


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Figure 33 Figure 35Figure 34

XI. Create Master Profile


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1. ClickAssign button in Addendumgroup (See Figure 36).

2. Select addendum Type: Outer(See Figure 37).3. Toggle on By Segment.

4. Click Select Region and select half boundary line of Hoodinner as addendumrange (See Figure 38).

5. Click Yes in the displayed dialog box to accept the selected region.

6. ClickApply to generate addendum (See Figure 39).7. Click Close to exit Addendum dialog box.

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Figure 37Figure 36

XII. Create Addendum


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Figure 38 Figure 39

XII. Create Addendum


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1. Click Modify underAddendum (See Figure 40).

2. Select Smooth and POP line (See Figure 41).3. ClickApply.

4. Select Through Fixed Points (See Figure 42).

5. Use the rotation and zooming buttons to checkthe region as shown in Figure 43.

6. Click Select Fixed Points and select fournodes on addendum, as shown in Figure 43.

7. Click Preview.

8. ClickApply.

9. Click OK.

10.Click Close to close Smooth Addendum dialogbox.

XIII. Smooth Addendum

Figure 41

Figure 42

Figure 40

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POP line before smooth

Smoothed POP line

30Figure 43

XIII. Smooth Addendum

P1

P2

P3 P4


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1. Click Copy underAddendum (See Figure 44).

2. Select Mirrorin the displayed dialog box (See Figure 45).3. ClickApply.

4. The addendum to be mirrored and the mirrored boundary will be highlightedautomatically (See Figure 47).

5. Select Yes in the displayed dialog box (See Figure 46).

6. The other half of addendum will be mirrored automatically (See Figure 48).7. Click close to exit Copy Addendum dialog box.

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XIV. Mirror Addendum

Figure 44

Figure 46Figure 45


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Figure 47 Figure 48

XIV. Mirror Addendum


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1. Click Generate (See Figure 49).

2. Select POP Line, Profile Line,

Addendum Surface and clickApply to

generate addendum surface

automatically (See Figure 50).

3. Click Close to exit and save the

database.

Before create surface After create surface 33

XV. Create Addendum Surface

Figure 49 Figure 50


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1. Click DFEModification (See Figure 51).

2. SelectBINDER TRIM (See Figure 52).3. Select binder type: Outer

4. Toggle offSurface.

5. Click Select (See Figure 53).

6. Select trim line (See Figure 54).

7. Click Ok to confirm.8. ClickApply.

9. Click Yes to accept the displayed line.

10.Click Close to exit Binder Trim dialog window.

11.Click to show the top view.

12.Toggle off all the parts except C_BINDER (See Figure 55).

13.Click Close to exit MODIFICATION dialog box.

14.Toggle on Surface.

15.Click to save the database.

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XVI. Binder Trim


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Binder Trim Line

Binder after trimming

Figure 54

Figure 52

Figure 53

Figure 51

Figure 55

XVI. Binder Trim

Binder Trim Line

Binder after trimming


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1. Click DFE.

2. Select Preparation.

3. Select Unfold Flange (See Figure 56).

4. Use rotation and zooming tools to view the regionas shown in Figure 57.

5. Select the flange surface to be unfolded as shownin Figure 57.

6. Click OK to confirm.7. SelectAccept in the displayed window to calculate

the flange line automatically.

8. Type in the bending angle: 0

9. Click OK to confirm.

10.The system will automatically unfold the surface tothe addendum (See Figure 60) to achieve theunfolded surface.

11.Click DONE to exit.

12.Repeat (3) to (11) to unfold other flange surfaces.

13.Click Exit to exit DFE Preparation dialog box.14.Save the database.

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XVII. Unfold Flange and Create Trim Line

Figure 56


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Select flange surfaces Unfolded flange surfaceCalculate base line

Figure 57

Figure 58

Figure 59 Figure 60

XVII. Unfold Flange and Create Trim Line

dfe training tutorial hoodinner

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