Linear Actuator - Stepper motor version
thingiverse
This custom 3D printed linear actuator is perfect for lever activation or pulling tasks. Watch the assembly process at http://youtu.be/0WFP2zGRc9E, featuring a cost-effective Stepper motor (model 28BYJ48). Alternatively, explore my Nema17 Stepper motor Actuator at http://www.thingiverse.com/thing:2302223 or my Gear Motor (GM) version at http://www.thingiverse.com/thing:317192. In a previous static test, the motor delivered nearly 2kg of force. Discover build details at http://forums.parallax.com/showthread.php/154979-3D-Printed-28BYJ48-Stepper-Moter-Actuator-%28-Low-cost-EcoRobo-Series%29 and http://letsmakerobots.com/content/3d-printed-linear-actuator. Print without support in the supplied STL file's orientation, using 0.1mm Zaxis for optimal results. For extra strength, print with ABS, while PLA can handle up to 1kg of pushing force.
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