/members-area/personalblogs/b/blog/posts/dc-motor-mobile-robot-the-top-rotating-domeThe next step in my DC motor mobile robot was the 3D printing of the top dome part. The purpose of this part is to contain some sensors so that the mobile robot can obtain information about the environment in front of the chassis. By making this a roen-USTelligent Community 12https://community.element14.com/members-area/personalblogs/b/blog/posts/dc-motor-mobile-robot-the-top-rotating-domeMon, 10 Jun 2019 21:00:03 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:dfa854f7-dad9-4e4e-a7ad-520973fb44c5genebren1<p>Dubbie,</p><p>&nbsp;</p><p>Looking good.&nbsp; Spheres (full or partial) tend to be a little flexible.&nbsp; You might be able to improve the fit by adding a rib near the interface with the top plate (about the thickness of the top plate from the edge) to stiffen the sphere and to limit the sphere&#39;s downward movement.</p><p>&nbsp;</p><p>Keep up the good work!</p><p>Gene</p><img src="https://community.element14.com/aggbug?PostID=7263&AppID=293&AppType=Weblog&ContentType=0" width="1" height="1">