Re: [Emc-users] Simple homing question

2011-11-02 Thread Tom Easterday
On Nov 2, 2011, at 5:50 PM, Jon Elson wrote: > On 11/02/2011 12:07 PM, Tom Easterday wrote: >> Pleas tell me how you home an axis with 2 joints to an index pulse? >> >> > The way commercial machines like big gantry boring mills do it is they > have a swivel joint in the gantry. So, each tower of

[Emc-users] MPG/USB

2011-11-02 Thread Luis Antonio de Andrade
Hi all! Mpg by usb port works with emc2? Is that the mpg: http://www.hmcnc.net/products_accessories.html Luis Andrade -- RSA(R) Conference 2012 Save $700 by Nov 18 Register now http://p.sf.net/sfu/rsa-sfdev2dev1 __

Re: [Emc-users] Simple homing question

2011-11-02 Thread Jon Elson
On 11/02/2011 12:07 PM, Tom Easterday wrote: > Pleas tell me how you home an axis with 2 joints to an index pulse? > > The way commercial machines like big gantry boring mills do it is they have a swivel joint in the gantry. So, each tower of the gantry can move independently without any bindi

Re: [Emc-users] nothing to do with emc

2011-11-02 Thread doug metzler
That looks like it'll do it. > And what would I need to go with it safety glasses :-) also, it looks like the nut is a separate part number, so you'll need that, and if it doesn't come with the collet you'll need an ER-11 1/8" collet, like this one: http://www.amazon.com/Royal-Products-Diameter

Re: [Emc-users] nothing to do with emc

2011-11-02 Thread andy pugh
On 2 November 2011 21:17, wrote: > Not being very machinist savvy hope y'all will not mind one more question > Is this what I am looking for > http://pdf.directindustry.com/pdf/hardinge-workholding/toolholder-collets-bushings-tool-holders/17884-13582-_19.html > Part number 7997-60-08-002500 > An

Re: [Emc-users] nothing to do with emc

2011-11-02 Thread kqt4at5v
On Wed, 2 Nov 2011, Kirk Wallace wrote: > On Wed, 2011-11-02 at 08:41 -0500, kqt4a...@comcast.net wrote: >> On Wed, 2 Nov 2011, andy pugh wrote: >> >>> On 2 November 2011 09:03, wrote: >>> That is my other option but I have realign my work For this project I start with 1/4" bit to remo

[Emc-users] Simple homing question

2011-11-02 Thread Tom Easterday
Pleas tell me how you home an axis with 2 joints to an index pulse? Tom -- RSA® Conference 2012 Save $700 by Nov 18 Register now! http://p.sf.net/sfu/rsa-sfdev2dev1 ___ Emc-user

Re: [Emc-users] OT, Ball screw bearings, preload

2011-11-02 Thread Stuart Stevenson
Bruce, On a bearing set: I believe the preload will be correct without shims. I have rarely seen preload changed/set with shims. The outer rings are usually together between the rollers/balls. On a shaft with bearings on each end: assemble the components and measure the free play calculate shim r

Re: [Emc-users] OT, Ball screw bearings, preload

2011-11-02 Thread andy pugh
On 2 November 2011 16:02, Bruce Klawiter wrote: > I have read conflicting information on how to install them. Let me add more then > It appears the best way would be installing them back to back, but I have > read the inner rings should be clamped tight and also read the outer rings > sho

[Emc-users] OT, Ball screw bearings, preload

2011-11-02 Thread Bruce Klawiter
I bought new bearings for the ball screws on my mill, SKF 7204 BECBP. http://www.skf.com/skf/productcatalogue/Forwarder?action=PPP&lang=en&imperial=false&windowName=null&perfid=123002&prodid=1230020204 I have read conflicting information on how to install them. It appears the best way would be ins

Re: [Emc-users] nothing to do with emc

2011-11-02 Thread Kirk Wallace
On Wed, 2011-11-02 at 09:47 -0500, kqt4a...@comcast.net wrote: > On Wed, 2 Nov 2011, Kirk Wallace wrote: ... snip > > This ER tool holder could be used with a couple of bearings, pulleys and > > timing belt to your existing spindle motor. > > Can you point me to a USA source for pillow-blocks good

Re: [Emc-users] nothing to do with emc

2011-11-02 Thread gene heskett
On Wednesday, November 02, 2011 11:20:29 AM kqt4a...@comcast.net did opine: > On Wed, 2 Nov 2011, andy pugh wrote: > > On 2 November 2011 09:03, wrote: > >> That is my other option but I have realign my work > >> For this project I start with 1/4" bit to remove a lot of material > >> Then switch

Re: [Emc-users] nothing to do with emc

2011-11-02 Thread kqt4at5v
On Wed, 2 Nov 2011, Kirk Wallace wrote: > On Wed, 2011-11-02 at 08:41 -0500, kqt4a...@comcast.net wrote: >> On Wed, 2 Nov 2011, andy pugh wrote: >> >>> On 2 November 2011 09:03, wrote: >>> That is my other option but I have realign my work For this project I start with 1/4" bit to remo

Re: [Emc-users] nothing to do with emc

2011-11-02 Thread Kirk Wallace
On Wed, 2011-11-02 at 08:41 -0500, kqt4a...@comcast.net wrote: > On Wed, 2 Nov 2011, andy pugh wrote: > > > On 2 November 2011 09:03, wrote: > > > >> That is my other option but I have realign my work > >> For this project I start with 1/4" bit to remove a lot of material > >> Then switch to a 1

Re: [Emc-users] nothing to do with emc

2011-11-02 Thread andy pugh
On 2 November 2011 13:41, wrote: > > I may have to make friends with a local machinist > Could get pricey You probably already know one, where is "local"? -- atp "Torque wrenches are for the obedience of fools and the guidance of wise men" -

Re: [Emc-users] nothing to do with emc

2011-11-02 Thread kqt4at5v
On Wed, 2 Nov 2011, andy pugh wrote: > On 2 November 2011 09:03, wrote: > >> That is my other option but I have realign my work >> For this project I start with 1/4" bit to remove a lot of material >> Then switch to a 1/8" bit then to a 1/16" bit to finish >> If I change routers I have to hope I

Re: [Emc-users] nothing to do with emc

2011-11-02 Thread andy pugh
On 2 November 2011 09:03, wrote: > That is my other option but I have realign my work > For this project I start with 1/4" bit to remove a lot of material > Then switch to a 1/8" bit then to a 1/16" bit to finish > If I change routers I have to hope I get the alignment correct Do you have acce

Re: [Emc-users] nothing to do with emc

2011-11-02 Thread kqt4at5v
On Tue, 1 Nov 2011, BRIAN GLACKIN wrote: > One thing to consider is that the power to cut with a 1/8 endmill is > dramatically less than needed for a 1/4 and 1/2 inch endmill. Why not > consider swapping out your router with a decent electric long shaft die > grinder - they give the collet size a