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  1. kim50usc

    Picking a motor?

    I am trying to create a mechanism that uses a rack and pinion mechanism that pushes an object upwards sort of like this one here. I plan on making it with a stepper motor instead of a servo and with some off-the-shelf gear racks. We need a motor with sufficient speed (the mechanism needs to...
  2. kim50usc

    Rack and Pinion

    I am trying to create a mechanism that uses a rack and pinion mechanism that pushes an object upwards sort of like this one here. I plan on making it with a stepper motor instead of a servo and with some off-the-shelf gear racks off of mcmaster. I guess I have more than one question, but in...

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