Creating Measure Points

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Creating Measure Points

Later in the tutorial, we will create two measures to track the variation of the gap between the Turnlamp and Headlamp. Those measures will use points. Before we can create the measures, we need to create the points.

 

Click DVTI_featurepoint Feature Points to open the Feature Points dialog.

Click [Feature][Select Feature] then select the Turnlamp surface highlighted in the image below. (Be sure to pick the surface and not a CadEdge).

 

V5 7401 Turnlamp Trim Surf Hilite

 

Change the name of the CadSurf to "TL_TrimSurface" by editing the text in the field next to the [Feature]below the [Del Pts on Feature] button as shown below.

 

L3 V5 TL_TrimSurface NamedL3 MC TL_TrimSurface Named

 

Select One Point in the Feature Point ParametersPoint Method.

 

One Point creates a local grid on the selected feature. The location where the point will be created is set by adjusting the U and V coordinates, shown by the arrow in the graphics. The U and V coordinates must be between 0 and 1. An example of how the U and V coordinates controls the point location is shown below.The red "x" is the Feature Locator Point of the selected feature and it represents the feature in point-based moves, tolerances, and measures. The Feature Locator Point is the average of the nodes that makeup the feature.

 

V5 7401 UV Grid MC 7401 UV GridNX UV GridCreo 7401 UV GridL3 V5 Feature Points Dialog UVL3 MC Feature Points Dialog UV

 

Adjust the U and V coordinates until the arrow is at the top edge of the TL_TrimSurface. The top is in the +z direction. (Hint: The U and V values shown in the previous picture are just an example and are not the values that should be used for this point).

Click [Create Point(s)]. You should now have a point at the location in the image below.

 

L3 TurnLp_Upr_Gap LocationL3 V5 TurnLp_Upr_Gap Location

 

Adjust the U and V coordinates until the arrow is now at the bottom outboard edge of the TurnLp_TrimSurface. The bottom is in the -z direction.

Click [Create Point(s)]. You should now have two points at the locations in the image below.

 

L3 TurnLp_Lwr_Gap LocationL3 V5 TurnLp_Lwr_Gap Location

 

Click [Close] in the Feature Points dialog.

Use the DVTI_pointlist Points button to open the Points dialog and rename the points to "TurnLp_Upr_Gap" and "TurnLp_Lwr_Gap" as shown in the image below.

 

L3 TurnLp Meas Pt Names

 

You will now repeat these steps to create measurement points on the corresponding surface of the Headlamp.

 

Create an upper point and a lower point on the surface highlighted below.

Rename the feature "HL_TrimSurface".

Rename the points "HeadLp_Upr_Gap" and "HeadLp_Lwr_Gap".

 

You should now have two points on the Headlamp similar to the image below.

 

V5 7401 Headlamp Meas Surf L3 HeadLp Meas Pt Names

 

From File, select Save Management.

Highlight the Lesson3.CATProduct file and click [Save].

Click [OK] in the Save Management dialog. The model is not actually saved until you click OK.

 

Highlight the 3DX_Share_Icon Share icon and select Save in the drop-down list to save the Simulation.

 

DVTI_dcsSaveWT3 Save the model.

 

Save the model.