Re: Crazy Ideas Vol 1 - way protectors

I just put together some vinyl siding pieces to make some telescoping
way protectors. neat thing about vinyl is that you can get colors.

bad thing is that hot chips have their way with the stuff.

Dave

--- In CAD_CAM_EDM_DRO@yahoogroups.com, Jon Elson <elson@p...> wrote:
>
>
> Stephan Kotzé wrote:
>
> >Anyone have a recommendation for homing switches. They obviously
need to be fairly repeatable. (optical, mechanical)
> >
> >
> To refine the accuracy of home switches, you can qualify them with
an
> optical interrupter-type sensor (many can be salvaged from old
floppy
> drives) that detects a slot in a disc mounted to the leadscrew.
This is
> essentially the same as the index channel on a shaft encoder.
>
> >I need an idea for cheap bellows to protect the linear guides and
leadscrews
> >
> >
> You might take a look at shop-vac hoses. Some of the cheaper ones
> are very stretchable, which isn't so good for vacuums, but makes
> a passable bellows. Goretite is REALLY expensive, like $200
> for one 3' length!
>
> Jon