I recently purchased a Lyndex ER25 stub spindle (ebay) for < $20. Collets are about the same each.
They are out there...... Cal ----- Original Message ----- From: "Kirk Wallace" <[email protected]> To: "Enhanced Machine Controller (EMC)" <[email protected]> Sent: Friday, January 29, 2010 11:06 Subject: Re: [Emc-users] home made spindle > On Fri, 2010-01-29 at 09:59 -0500, Chris Barker wrote: >> [email protected] wrote: >> > Hello >> > I want to ask about “home made spindle” belt drive. >> > I look and found spindle with CAT 30 made in China but also in China >> > for $ > ... snip >> Have you considered a DA collet chuck as an arbor? >> http://www.use-enco.com/CGI/INPDFF?PMPAGE=479&PMCTLG=00 > > Rumor has it that the double-angle collet system is not nearly as > accurate as an ER system. > http://www.use-enco.com/CGI/INPDFF?PMPAGE=480&PMCTLG=00 > > For new designs I would tend to go with ER, but I have no first hand > experience with this. > > CAT 30 would be better, because you can use it with an automatic > changer. When I get time, I plan to make a CAT 30 spindle for my > Bridgeport. The whole head (motor, two speed belt drive, encoder, > spindle; no gear box or quill drive) will be on a slide (or rigid and > use the knee for Z), like on a bed mill, instead of a quill. > > -- > Kirk Wallace > http://www.wallacecompany.com/machine_shop/ > http://www.wallacecompany.com/E45/index.html > California, USA > > > ------------------------------------------------------------------------------ > The Planet: dedicated and managed hosting, cloud storage, colocation > Stay online with enterprise data centers and the best network in the > business > Choose flexible plans and management services without long-term contracts > Personal 24x7 support from experience hosting pros just a phone call away. > http://p.sf.net/sfu/theplanet-com > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users > ------------------------------------------------------------------------------ The Planet: dedicated and managed hosting, cloud storage, colocation Stay online with enterprise data centers and the best network in the business Choose flexible plans and management services without long-term contracts Personal 24x7 support from experience hosting pros just a phone call away. http://p.sf.net/sfu/theplanet-com _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
