Re: [Emc-users] Servo reduction for gantry machine

Sun, 21 Apr 2019 10:10:31 -0700 


> On 21 Apr 2019, at 13:39, Leonardo Marsaglia <[email protected]> wrote:
> 
> I'm worried about the streching of the belts under acceleration, do you
> think I should use a special kind of timing belt? Like kevlar belts to
> avoid stretching under accelerations from 0 speed or under changes of
> direction?

The design is based around the observation that metric T-series timing belt is 
symmetrical and fits in to itself.
The fixed belt is rigidly bonded to the guide, so that the only stretch is in 
the short section that engages the sprocket. 

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