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  1. 12-01-2020 #4
    Kitwn's Avatar
    Lives in Don, Tasmania, Australia.
    Kitwn
    Last Activity: 15-07-2024 Has been a member for 7-8 years. Has a total post count of 983. Received thanks 118 times, giving thanks to others 52 times.
    Quote Originally Posted by JAZZCNC View Post
    Next option and one I'd suggest you consider is using a belt drive.? It gives a combination of Screws and Rack. It's very efficient at around 80% with low backlash and if done correctly can give very close to the ball-screw performance. It still requires gearing to give you the correct feeds etc but with much less hassle than R&P gives regards setup and adjustment.
    This is the first comment I remember seeing about the potential relative performance of belt drives, they don't seem very popular but have a lot going for them. Have you seen the Everman variation aimed at reducing belt stretch? This link is to the US patent for the design.
    https://patents.google.com/patent/US20090301237
    Last edited by Kitwn; 12-01-2020 at 03:32 AM.
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