What are the softwears can add animations to solidwork drawings.

in keyshot you don't have to add connection between objects,let me explain by showing you animation of this model
Toy car

  1. Step 1:

    on left side you can see.... their is only 4 types of animations i added...
    1 for 4 tires and other 3 for whole car rotation and translation

  2. Step 2:

    you can drag animation bar your required position

  3. Step 3:

    it is animation wizard.... see very simple... you want to rotate camera or model.. just select it

  4. Step 4:

    i am going to rotate tire of car

  5. Step 5:

    just select any part you want to rotate... or whole assembly...

  6. Step 6:

    here you can set axis of rotation.. speed of rotation and time of animation.... that's it... just play its done :)