Final Design

Horizontal Component

•Electromagnetic Brakes – Functions with no power

•Aluminum Joints – Easy to machine

•Steel Arms – High strength, low flexibility

•Button – Mounted for intuitive control

•Ball joint – Fine Rotational adjustments

Vertical Component

•Lead Screw – Self-locking, high mechanical   advantage

•Stepper Motor – Adequate torque at low   power

•Belt Drive – Higher tolerances

•Rail Bearings – compact, resistant to binding,   damped

•Bronze Nut – Self Lubricating

•Foot Pedal – Hands-free operation

Full Design