@aurel_e
Here below rule will save all the dxf of the iPart member in the folder where iPart is being saved. Technically if there is a sheet metal component then only a flat pattern or dxf can be developed. So you may iterate this rule as per your need in any occurrences of sheet metal in an assembly.
In order to assign custom properties, you may visit this link: https://forums.autodesk.com/t5/inventor-customization/ilogic-rule-to-update-custom-iproperties-with-...
Dim oDoc As PartDocument = ThisApplication.ActiveDocument
Dim oDef As SheetMetalComponentDefinition = oDoc.ComponentDefinition
Dim oPartMember As iPartMember
For Each oTab As iPartTableRow In oDef.iPartFactory.TableRows
MessageBox.Show(oTab.MemberName, "Name of the Memeber")
iPart.ChangeRow("", oTab.MemberName)
Dim oFeat As PartFeature
For Each oFeat In oDef.Features
If oDoc.SubType = "{9C464203-9BAE-11D3-8BAD-0060B0CE6BB4}" Then
If oDef.HasFlatPattern = False Then
oDef.Unfold
Else
oDef.FlatPattern.Edit
End If
Dim odxf As String
Dim oPath As String
oPath = ThisDoc.Path & "\DXF"
If Not System.IO.Directory.Exists(oPath) Then
System.IO.Directory.CreateDirectory(oPath)
End If
Dim odxfname As String
odxf = "FLAT PATTERN DXF?OuterProfileLayer=0&OuterProfileLayerColor=0;0;0&InteriorProfilesLayer=0&InteriorProfilesLayerColor=0;0;0&BendDownLayerLineType=37633&BendDownLayerColor=0;0;255&BendUpLayerLineType=37633&BendUpLayerColor=0;0;255IV_BEND;IV_BEND_DOWN;IV_OUTER_PROFILE;IV_INTERIOR_PROFILES;IV_FEATURE_PROFILES;IV_FEATURE_PROFILES_DOWN;IV_ALTREP_FRONT;IV_ALTREP_BACK;IV_ROLL_TANGENT;IV_ROLL&InvisibleLayers=IV_TANGENT;IV_TOOL_CENTER;IV_TOOL_CENTER_DOWN;IV_ARC_CENTERS;IV_UNCONSUMED_SKETCHES" _
+ "&RebaseGeometry=True" _
+ "&SimplifySplines=True" _
+ "&SplineTolerance=0.01" _
odxfname = oPath & "\"& oTab.MemberName & ".dxf"
oDef.DataIO.WriteDataToFile(odxf, odxfname)
oDef.FlatPattern.ExitEdit
MessageBox.Show("DXF has been saved in this location: " + odxfname)
Else
MessageBox.Show("There must be a sheetmetal component to get the dxf file!")
End If
Next
Next
Bhavik Suthar