To Define an Animation
1. Open an assembly, then click Applications > Animation the Animation tab opens.
2. Click the arrow next to New Animation and select Explode, Snapshot, or Import from MDO as the animation type.
* 
Once you have defined an animation as Snapshot or Explode, the type cannot be changed.
The Define Animation dialog box opens.
3. Type a name or accept the default name.
4. To use a Mechanism playback file for your animation, click . The Import the result file dialog box opens. Select a file and click Open.
5. Click OK.
6. To create an explode or snapshot animation, click Key Frame Sequence. The Key Frame Sequence dialog box opens.