CAD CAM EDM DRO - Yahoo Group Archive

Re: [CAD_CAM_EDM_DRO] Helical Couplings

Posted by Smoke
on 2001-02-17 17:57:24 UTC
Hmmmmm....I was thinking along the lines of possibly making something
similar but cutting a helical slot using the lathe.

Smoke



>
>Hi Bill,
>
>if you're willing to use strait slit couplings instead of the helical type
>you could build a full set of your own on a mill cheaper than buying ONE of
>the commercial couplings
>
>mount a short bar of material vertically in a vise with a V-block
>
>find center and drill/ream thru the length of the coupling + some extra
>
>use a thin slitting saw (~.025) to slice off the top for a new Z zero
>move down the thickness of the hub and start
>cutting slits 2/3 thru the material about .050 apart like so
>view from top
>1st cut [0 deg]
> <-
> O
>2nd cut [180 deg]
> O
> ->
>3rd cut [90 deg]
> O ^
> |
>4th cut [270 deg]
> | O
> v
>
>repeat for 5th to 8th cuts to make 2 full sets of slits
>
>move down another hub thickness and "part off" with the saw
>
>drill & tap the hubs for set screws or get fancy and
>slit the hubs for the clamp on style mounting
>
>the slit type couplings are not as strong as the helical type so make them
>bigger in diameter if you have room to mount them
>
>Brian
>

Discussion Thread

William Scalione 2001-02-17 09:03:20 UTC Helical Couplings Brian Pitt 2001-02-17 13:38:29 UTC Re: [CAD_CAM_EDM_DRO] Helical Couplings William Scalione 2001-02-17 14:41:45 UTC Re: [CAD_CAM_EDM_DRO] Helical Couplings Brian Pitt 2001-02-17 15:01:43 UTC Re: [CAD_CAM_EDM_DRO] Helical Couplings Smoke 2001-02-17 17:57:24 UTC Re: [CAD_CAM_EDM_DRO] Helical Couplings dougrasmussen@c... 2001-02-17 17:59:30 UTC Re: Helical Couplings Smoke 2001-02-17 18:08:40 UTC Re: [CAD_CAM_EDM_DRO] Re: Helical Couplings Jon Anderson 2001-02-17 18:29:41 UTC Re: [CAD_CAM_EDM_DRO] Re: Helical Couplings Les Watts 2001-02-17 18:41:50 UTC Re: [CAD_CAM_EDM_DRO] Re: Helical Couplings Randy Gordon-Gilmore 2001-02-17 19:03:29 UTC Re: [CAD_CAM_EDM_DRO] Re: Helical Couplings Greg Jackson 2001-02-17 21:27:18 UTC Re: [CAD_CAM_EDM_DRO] Helical Couplings Smoke 2001-02-18 10:55:10 UTC Re: [CAD_CAM_EDM_DRO] Re: Helical Couplings carlcnc@s... 2001-02-18 12:03:17 UTC Re: Helical Couplings Greg Jackson 2001-02-18 12:05:40 UTC Re: [CAD_CAM_EDM_DRO] Re: Helical Couplings ballendo@y... 2001-02-18 17:41:46 UTC Re: Helical Couplings Greg Jackson 2001-02-18 19:19:31 UTC torque mounts (was Re: Helical Couplings) thomasm923@a... 2001-02-18 20:35:24 UTC Re: Helical Couplings - whaddabout...