Standard Arm Spherical Robot (RRP)

First Week Update

The #DreamTeam will be in charge of designing and building a 3 DOF RRP robot based on the kinematic diagram given by the profesor.

An RRP robot counts with two rotational joints and a prismatic one, as seen on Figure 1, and because of the workspace it generates it is categorized as a spherical robot. Because of its kind of movement, this robot emulates up to a certain point the movement of a human arm.


During this week we started discussing possible materials and components to use for this project. For the rotation movements we decided to use servomotors because of the precision we can get through them, and a stepping motor for the prismatic movement, while for the control part we’re thinking on using an Arduino board and a motor shield. To build the structure and gears the possible materials are MDF and maybe acrylic.

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