Linear actuators

diy
https://www.youtube.com/watch?v=-c1JRt7FlQs and Uses threaded metal inserts for 3d prints. https://www.youtube.com/watch?v=vxhBMiyy3y0 https://www.youtube.com/watch?v=NLscbeoIjAY 3d printed https://www.youtube.com/watch?v=LgxH37q7ty4 https://www.youtube.com/watch?v=7STYIIKDPtY This is how to make an easy Linear Actuator using a 12v dc motor, a Nut and a Bolt, this is made with metal plates BUT! You can use wood, plastic and glue instead of metal and welding. This is meant to be a wire puller with a total of 3.5cm stroke, i hope you can get an idea through this video on how to set up yours.

grabcad
https://grabcad.com/library/linear-actuator--1 https://grabcad.com/library/linear-actuator-4 see made in poland vids on how to create a tight fitting square tube into another. Made in Poland

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