Re: [CAD_CAM_EDM_DRO] Re: degrees of freedom Was: Angle Iron Ways

Yeah, I can see that that would work, but it seems more complex to me....
but, that might just be the booze talkin'...

RayHex

-----Original Message-----
Date: Monday, August 21, 2006 2:42 AM
Subject: [CAD_CAM_EDM_DRO] Re: degrees of freedom Was: Angle Iron Ways

>--- In CAD_CAM_EDM_DRO@yahoogroups.com, "Raymond Heckert" <jnr@...> wrote:
>>
>> Look closer... If you have 'fixed' length struts (I mean really
>fixed, not
>> extensible or retractible) the platform cannot move. On a hexapod,
>at least
>> two adjacent struts must be extensible to have even one degree of
>freedom.
>> four adjacent extensible struts should allow you 3 degrees of
>freedom, and
>> all 6 struts movable should give you your 6 degrees of freedom.
>...Unless
>> my observations are greatly in error...
>>
>> RayHex
>>
>
>
>The struts do not have to change length you can change the position of
>there bases as is done in hexaglides and triaglides and delta robots.
>
>Graham