Load the LinkageDesigner package
Select a list of file names storing the CAD files of the parts
Load a valve assembly from stl files using indexed string rooted in "Part" as link names
Display the kinematic graph of the linkage
Link names can be extracted from the file names using StringExpression substitution rule. In this case link names are extracted using StringCases function:
Load a valve assembly from stl files using StringExpression for naming the links
Display the kinematic graph of the linkage