Re: Video of my resonance

--- In CAD_CAM_EDM_DRO@yahoogroups.com, "apples0_17" <apalais@...> wrote:

>
> Righto,
>
> I have finally managed to take a video of the vibration and noise
> that it is
> making.
>
> I think it is because the motors are going to slow, and each and
> every step goes
> clunk, clunk. clunk.
>
> At the start of the movie the gantry is moving slow, it is doing a
> referencing
> move to home. I then hit the Esc. key and jogged it forwards and
> backwards at a
> faster speed to show you that there is no vibrations at this speed.
> If you
> listen carefully you can hear a sligt bit of vibration as it winds
> up to full
> speed and then again when is slows down from top speed. Obviously
> this happens
> when it goes throught that speed area? then it goes past it and then
> it is all
> good.
>
> So now that you can all see the video and know exactaly what I am
> talking about,
> what do you all think is causing it?
>
> http://s90.photobucket.com/albums/k259/peterapalais/?
> action=view¤t=CNCPlas\
> maroutertableresonancemovie.flv
>
>
> Peter
> Australia
>

Hi Peter,

I did not find the video, but I do have a question.

What size gear rack ?
what size spur gear ?
how much spring pressure do you have ?

I think the sping pressure might be too high and the spur gear too small.

Dave