DesignSpark Mechanical Online Help

Using the split body tool

 

The SplitClosed BodyClosed tool works in two modes:

You can use the SplitClosed BodyClosed tool to:

You can select a body or surface from the Structure treeClosed as the target and a plane or patterns of planes from the Structure treeClosed as the cutter. When selecting patterns of planes as a cutter, you can also use Shift-Select or box select to select specific planes within the pattern.

To split a body by one of its faces

  1. Click the SplitClosed BodyClosed tool from the IntersectClosed ribbon group.

  2. Select the body to be split.

  3. Select the faces or edges you want to use to cut the body.

    Hold Ctrl and click or draw a box to select multiple faces or edges.

    You can create temporary geometry and select it to cut the body.

  4. Mouse over the body to see the regions created by the cut.

  5. (Optional) Click a region to delete it.

    When you are finished deleting regions, select another tool.

    If the selected edges do not completely encircle a portion of a body or surface, no region selection can occur.

     

Select a face with the Select tool, then select the SplitClosed BodyClosed tool to cut the body with the face.

 

To selectively split a body:

  1. Click the SplitClosed BodyClosed tool in the IntersectClosed group on the DesignClosed tab

  2. Select the body

  3. Check ON the Local Slicing option

  4. Click the cutter plane; you will see a blue outline which previews local slicing locations for splitting the body

  5. Click on a blue outline preview to cut the body; the Select Regions tool guide is then activated however, holding the Ctrl key or clicking the Select Cuts tool guide allows you to create additional cuts

  6. Click a region to delete it

If you need to make multiple cuts on the same target body, manually click the Select Cuts tool guide to make it sticky before step 5.

 

 

A cylindrical surface can also be used for Local Slicing.

Use the Create SplitClosed Surfaces option to create surfaces at the intersection of the target and cutter.

Tool guides

The following tool guides help step you through the process. Use the Tab key to cycle through them. As soon as the tool guide switches, the cursor may change to reflect the active guide.

 

The Select TargetClosed tool guide is active by default. When this tool guide is active, click to select the body to split.

The Select Cutter tool guide is active by default. When this tool guide is active, click to select the face you want to use to cut the body.

The Select Cuts tool guide activates when the Local Slicing option is selected. Possible cuts are highlighted where the plane intersects the body. Mouse over the cuts to highlight them for selection.

The Select Regions tool guide activates once you once the body is cut by the face. When this tool guide is active, mouse over the target to see the regions created by the cut. The regions you can delete are highlighted in red.

Options

The following options are available in the SplitClosed BodyClosed tool. Once you select the edge or face to pull, select these options from the Options docking panel, or right-click and select them from the mini-toolbar:

 

Merge when done

Select this option to merge all touching bodies or surfaces when you exit the SplitClosed BodyClosed tool. Hidden objects are not merged.

Extend faces

Extends the selected cutter face to cut through the target body.

Local Slicing

Select this option with the Select Cuts tool guide to choose specific cuts made by a plane passing through the entire body, including those with a cylindrical surface. To Create split surfaces

Example

BodyClosed split by a spline face


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