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Re: Making mill RPM go higher

Dan Mauch — Mon, 23 Nov 2009 15:44:47 GMT

One big reason you should not run a spindle at higher than recommended design speed is because of the centrifugal forces on the spindle drive pulley. If it

Re: Making mill RPM go higher

Corey Renner — Mon, 23 Nov 2009 04:54:58 GMT

Art, can you really spin those bearings up to 5k safely? I ask because I've got two mills, both knee-type running VFD's with oiled bearings. The factory

Re: Making mill RPM go higher

Art Eckstein — Sun, 22 Nov 2009 23:07:34 GMT

Ken, I "think" your bearings are similar to the ones on my RE31 and as they are "grease lubricated" I think you will find the upper limit is about 5500 rpm!

Making mill RPM go higher

ken lyons — Sun, 22 Nov 2009 23:01:37 GMT

Hello all, Does anyone know what the upper RPM limit for the Rong Fu model 25's quill bearings would be? My overhead router nastily died, and I was thinking

Re: Leather Drive Belt Question

Glenn N — Tue, 17 Nov 2009 04:57:50 GMT

Mine have black arrows on them and the belts run in the direction that the "arrows" made by the links point. I had a chance to look closer and I can see no

Re: Leather Drive Belt Question

ken lyons — Tue, 17 Nov 2009 04:36:11 GMT

The belts I saw didn't have 'arrows' on them, they were orange and had no printing on them whatsoever. Ken ... From: Glenn N Subject: Re:

Re: Leather Drive Belt Question

Glenn N — Tue, 17 Nov 2009 04:13:16 GMT

I went with the arrows....But I just looked at my lathe and I have one in each direction. LOL Soon as my son finishes cutting thereads I will look closer and

Re: question on Z-DRO mounting

curt wuollet — Tue, 17 Nov 2009 03:05:06 GMT

I used a long 6-32 rod to actuate the slider and I did tighten up the pin that slides in that slot. Between the two the rotation is no longer a problem. That

Re: question on Z-DRO mounting

theotherchris42 — Tue, 17 Nov 2009 03:03:56 GMT

Some of us have mounted the scale solid to the head and machined a sliding bracket for the head. The brackets slides up and down steel rod(s) to maintain a

Re: Leather Drive Belt Question

ken lyons — Tue, 17 Nov 2009 01:27:03 GMT

I was really wondering about this, especially since I just rewired my mill and put a drum switch on it too. By the way... which way is the 'right direction'

Re: Leather Drive Belt Question

ken lyons — Tue, 17 Nov 2009 01:26:22 GMT

I was really wondering about this, especially since I just rewired my mill and put a drum switch on it too. By the way... which way is the 'right direction'

Re: question on Z-DRO mounting

Snag — Mon, 16 Nov 2009 22:27:58 GMT

... My RF45 clone had the same problem . My solution was to pull the screw that rides in the slot on the quill and shorten it just a little , then turn the end

Re: question on Z-DRO mounting

peregrine.fred — Mon, 16 Nov 2009 21:44:06 GMT

Hi Richard There was a thread recently in Home Shop Machinist forum entitled YATDSRO (Yet Another Tail Stock Digital Read Out) dealing with rotation of the DRO

Re: question on Z-DRO mounting

harterjohn — Mon, 16 Nov 2009 21:29:26 GMT

... Hi Rich, All, I overcame the rotation by connecting the quill to the top of the scale via a length of 6mm threaded rod with a ball-and-socket joint at each

Re: Leather Drive Belt Question

Glenn N — Mon, 16 Nov 2009 21:01:29 GMT

I run mine in reverse with no issues. Been on the lathe about 6 years now ... From: William Abernathy To: mill_drill@yahoogroups.com Sent: Monday, November