DFE Training INC Tutorial 7 Doubleattach En

8/13/2019 DFE Training INC Tutorial 7 Doubleattach En

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DYNAFORM 5.7.3 Training Tutorial



Functions for Double Attach in

DFE Module and run incrementalanalysis with I nc Solver



• Click File menu and select Save as (See Figure 1).

• Enter the file name: DoubleAttach_(user name)_(date).df

• Click Save to save the database (See Figure 2).

I. Create and Save Database

Figure 1

Figure 23



1. Click DFE (See Figure 3).

2. Select Preparation.3. Click IMPORT button on Define page (See Figure 4).

4. Select file location: …

5. Import the left side part first and select file: da.igs

6. Click Ok button to import the part geometry

II. Import Part Geometry

Figure 3

Figure 4

Figure 5 4



1. Click Parts

2. Select Edit (See Figure 6).

3. Select the red part and double click the input box for Name.

4. Enter the new name LHSIDE.

5. Click Modify after modification.

6. Use the same method to change part Green to RHSIDE.

7. Click OK to exit Edit Part dialog box.

III.Rename Part

Figure 6 Figure 7Figure 8

5



1. Select DFEPreparation.

2. Click Sur face Mesh (See Figure 9) and toggle on In Original Part in the displayed surface Mesh window. Click Select Sur face (See Figure 10).

3. Click Displayed Surf . button to select all the surfaces displayed on the screen (See

Figure 11).

4. Click OK to confirm the selected surfaces.

5. Return to Surface Mesh window.6. Key in the Max. Size: 20.00 (mm)

7. Click Apply to mesh.

8. Click Yes to accept the mesh (See Figure 12).

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

10.Save the database.

IV. Auto-mesh Surfaces

6



Figure 9

Figure 10

Figure 11

7



Figure 12

8

IV. Auto-mesh Surfaces



1. Toggle off Surface.

2. Select DFE PreparationModel Check/Repair (See Figure13).

3. Click Boundary Display icon (line one, column two) (See Figure 14).

4. Toggle off Elements and Node.

5. Click (Free rotation) to rotate the model.

6. Click (Clear highlight) to make sure that every part has only one complete outer

boundary line. If there is gap in part, edit the single mesh until there is no interior gap(See Figure 15).

7. Click to display the model in isometric view.

8. Click Auto Normal icon (line one, column one).

9. Select CURSOR PICK PART and move the cursor to select an element on the model.

10. As illustrated in Figure15, change the normal direction of all elements to the futurestamping direction.

11. Click Exit to exit the dialog box.

12. Click OK to exit Model Check/Repair dialog box.

V. Check and Repair Mesh

9



Figure 13

Figure 14

10




Figure 15

11

Lhside element direction

Rhside element direction




1. Click Dfe PrepatationSymmetry/DoubleAttach.

2. Click Left/Right,Full Input button under Double Attach (See Figure 16).

3. Click Select button under Left Part (See Figure 16). Select Lhside in the displayed

window (See Figure 17) to define the left part.

4. Click Select button under Right Part and select Rhside in the displayed window to define

the right part.

5. If the boundaries of two parts are symmetrical, the system will enter the defined left partname to the textbox under Left Part and enter the defined right part name to the textbox

under Right Part (See Figure 18).

6. Display the symmetrical axis between two parts in 3D view (See Figure 19).

VI. Define Left and Right Parts

12



13

Figure 16 Figure 17 Figure 18




14

Figure 19




1. Click DFE PreparationTipping.

2. Click the fourth button tip left, sync. right under General/DoubleAttach, which meansto tip the right part automatically when tipping the left part (See Figure 20).

3. Enter the rotation center (1600，-700，900) of the left part under Tipping Center .

4. Enter the rotation axis and angle of each time under Manual:

The first time: rotation axis: U Axis, rotation angle: 22°. Click the button (See Figure 20).

The second time: rotation axis: W Axis, rotation angle: 15°

. Click the button (See Figure22).

The third time: rotation axis: V Axis, rotation angle: 9 °. Click the button (See Figure 24)

5. Considering the interconnection of two parts and the feeding direction, rotate the left part 90

°about U Axis and rotate 90 °about W Axis. The final Top view is shown in Figure26 and

27.

6. As shown in the figure, the distance between the left part and right part is too large to

generate addendum. Therefore, the distance needs to be narrowed.

7. Rotate V Axis under Manual and enter the moving distance 625 of a single part in the input

box for Step. Click button . The final top view is shown in Figure 28 and 29.

8. Click Exit to exit Tipping page and save the database.

VII. Tipping

15



Figure 20

Figure 21

16

VII. Tipping



17Figure 22

Figure 23

VII. Tipping



18Figure 24

Figure 25

VII. Tipping



19Figure 26

Figure 27

VII. Tipping



20Figure 28

Figure 29

VII. Tipping

VIII C Add d



1. Click Boundary Fill Double Fill in the DFE Preparation window.

2. Click Adjust Bdy-Point button and select nodes on the boundary. Adjust the addendumregion between the left and right parts (See Figure 31) and click the middle mouse button

to confirm.

3. The system automatically generates 7 control lines in the addendum region between the

left and right parts and lists them in the Control Lines list box by sequence (See Figure

30)

4. Click Delete button and select Cntrl ln 5 and Cntrl ln 6 to delete these two control lines.

Click the middle mouse button to confirm (See Figure 32 and 33).

5. Click Add button and select three nodes in the addendum region to add three control

lines. Click the middle mouse button to confirm (See Figure 34 and 35).

6. Click Apply button to automatically generate addendum and mesh at the juncture of the

left and right parts and name it as Double (See Figure 36 ).

7. Click Exit to exit Double Fill page.

VIII. Create Addendum

between Left and Right Parts

21

VIII C Add d



Figure 30

Figure 31

22



VIII C Add d



Figure 32

Figure 33

23

Delete two control lines



VIII C t Add d



Figure 34

Figure 35

24

Add three control lines



VIII C t Add d



Figure 36

25





26

IX. Inner Fill

1. Click Boundary Fill Inner Fill in the DFE Preparation window.

2. Select Type: Auto Fill (See Figure 37).

3. Enter Hole in the input box for To Part, which means to put the filled hole in Hole layer.

4. Click Apply button and click the middle mouse button confirm the selected inner hole.

The system automatically fills the inner hole (See Figure 38).

5. Click Exit to exit Inner Fill page.



Figure 38

27Figure 37

IX. Inner Fill



1. Click DFEBinder menu and click Create page.

2. Select the first type Flat Binder as binder type. Key in margin: 100 and Shift: 20. Click Apply to generate flat binder automatically (See Figure 39).

3. Click Modify to modify the created binder. Click Add to add section. Do not toggle on

By Input option. Click Create button (See Figure 40) to create a vertical section line in

the middle of part (See Figure 41). The system will name it Ctrl Ln0 automatically.

4. Use the same method to create a horizontal section line. The system will automaticallygenerate a section line at the symmetrical position of the right part and name it as Ctrl

Ln1 (See Figure 42).

5. Select Ctrl Ln1 and click Edit to edit it. Set 3D view as the front view simultaneously.

Change the Z coordinate value for the left and right control points of horizontal section

to 15 (See Figure 43). It will be previewed in 3D view after pressing Enter (See Figure

44). If it meets the binder requirements, click Apply to confirm and click Close to exit.6. Click Apply to modify binder automatically according to the new section line.

7. Return to Create page and click Mesh to mesh binder. Enter 30 as the max. and min.

mesh size. Click OK to confirm (See Figure 45) and click Exit to exit the Binder

window.

X. Create and Modify Binder

28



Figure 39

Figure 40

29




Figure 41 Figure 42

30




Figure 43

Figure 44

31




Figure 45

32




1. Click DFEAddendum menu and click New button under Master Profiles (See Figure

46).

2. In the displayed Master window, select the second icon as the Profile Type. Use the

default values except changing Plus Part=10 (See Figure 47). Click OK to add the profile

named Master 1 to Profiles list box (See Figure 48).

3. Click Assign button under Addendum (See Figure 49). Click Apply in the displayed

dialog box (See Figure 50). The system will automatically generate addendum around

part (See Figure 51). Click Close to exit. Add the addendum named Addendum1 into the

Addendum list box.

4. Since the POP Line of the part seems to be uneven, the addendum should be modified.

Do not exit Addendum Generation window.

XI. Create Addendum

33



Figure 46 Figure 47 Figure 48

34

XI. Create Addendum



Figure 49

Figure 50

Figure 51

35

XI. Create Addendum



1. Click Modify button under Addendum (See Figure 52).

2. Select SmoothPOP Line and click Apply (See Figure 53).3. Select Through Fixed Points in the displayed Smooth window and click Select F ixed

Points button (See Figure 54).

4. Select the top two fixed points and the bottom two fixed points on the left side of POP

Line. Click Preview (See Figure 55).

5. Click Apply to update POP Line automatically. Click OK to exit Smooth window.Click Update Addendum Mesh to update the new addendum (See Figure 56).

XII. Modify POP Line

36



Figure 52

Figure 53

Figure 54Figure 55

37


Select four nodes



Figure 56

38




1. Click Orient button under Profile (See Figure 57).

2. Keep the default option By PO Point in the displayed Orient Profile window. ClickApply button (See Figure 58).

3. Select a profile outside the fillet which is at the lower left corner of part (See Figure

59). Adjust its direction to keep consistency with the direction of part’s feature line

(Figure 60). Click the middle mouse button to exit after adjustment.

4. Select By Ref Profile in Orient Profile window and click Apply button (See Figure 61).Select the adjusted profile as the reference profile and then select the profile to be

modified. The system will automatically modify the direction of the selected profile to

the reference profile direction (See Figure 62).

5. Modify the direction of the profile above the left side of POP Line in the same way.

6. Click ProfileDelete to delete the profiles which have obvious error (See Figure 63).

7. Modify other parts of the addendum in the same way.

8. The final addendum is shown in Figure 64.

XIII. Modify Profile of Addendum

39



Select a profile

The modified profile direction

Figure 57

Figure 58Figure 59

Figure 60 40




Figure 61

Figure 62 Figure 63

41




Figure 64

42




1. Click Generate (See Figure 65).

2. Select POP Line, Profile Line and Addendum Surf in the displayed menu. Click Apply to

generate addendum surface automatically (See Figure 66).

3. Click Close to exit and save the database.

XIV. Create Addendum Surface

Before generating surface After generating surface

Figure 67

Figure 65

Figure 66

43



1. Click DFE Modification (See Figure 68).

2. Select BINDER TRIM (See Figure 69).3. Select binder type: Outer

4. Toggle off Surface.

5. Select Select (See Figure 70).

6. Select trim line (See Figure 71).

7. Click Ok to confirm.

8. Click Apply .

9. Click Yes to accept the displayed curve.

10. Click Close to exit Binder Trim dialog box.

11. Click to show top view.

12. Close all the parts except C_BINDER (See Figure 72).

13. Click Close to exit MODIFICATION dialog box.

14. Toggle on Surface.

15. Save the database.

XV. Binder Trim

44



XV. Binder Trim

Binder trim line

Figure 68

Figure 69Figure 70

Figure 72Figure 71 45



Die Face Design completed, setting up for the analysis

ild l k



Build a Blank

1. Click Parts .

2. Select Create

3. Type Blank in the Name.

M h h Bl k



Mesh the Blank

1. Click Blank Generator

2. Select Create L ine

3. Select pick the corner location of the

blank

M h h Bl k



Mesh the Blank

1. Click Boundary L ine

2. Select the blank outl ine

3. Enter 20 for blank element size

M h h Bl k



Mesh the Blank

Click Yes to accept the mesh

Blank Mesh

S tti F bilit



Setting up Formability

Select “DFE/Formability”

S tti F bilit




1. Select Single action 2. Select Upper Tool

Available

3. Select Blank

D fi Bl k



Define Blank

1. Click Select Par t

2. Select Add

3. Select Blank Part

S l t Bl k M t i l



Select Blank Material

Select Blank M aterial

as DQ

S tti F bilit




1. Click Apply

2. Select Preview

3. Select Submit job

S bmit the Job



Submit the Job

Thickness Contour Plot



Thickness Contour Plot

Forming Limit Diagram



Forming Limit Diagram

Input file information



Input file information

Input file name for this tutorial is: da.iges

If you have any question regarding this DFE

and INC Solver Tutorial, please [email protected]

Date post:	04-Jun-2018
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DFE Training INC Tutorial 7 Doubleattach En

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