I use embed of my sim and put to my web. But embed load a not up.
<iframe width="725" height="453" src="https://tinkercad.com/embed/5YYqgrkP7cW?editbtn=1" frameborder="0" marginwidth="0" marginheight="0" scrolling="no"></iframe>
But embed of 3d designs ok.
From: https://eleceasy.com/