GrizHFMinimill at Yahoo! Groups

Belt Drive Conversion Kit for Real Bull Mini-Mills

CLevinski — Fri, 24 May 2013 16:23:53 GMT

Hi, Gerry's advice paid off. SPG Tools (http://www.spgtools.com/viewtool.php?pid=109) in the UK confirmed today

Re: Cleaning and renewing lathe lead screws!

Bill Williams — Thu, 23 May 2013 16:23:57 GMT

... Steve, let me first stress that this procedure is intended for worn solid brass lead nuts. Also it does not compensate for worn out lead screw threads. It

Re: What's causing this noise? It can't be good!

CLevinski — Thu, 23 May 2013 11:20:29 GMT

Hi, Gerry, That's extremely helpful! Thanks, I'll drop them an email and see what they say... Charlie ... conversion ... reliant ... belt ... in ...

Re: What's causing this noise? It can't be good!

gerry waclawiak — Thu, 23 May 2013 09:27:03 GMT

Hi Charlie, Although Real Bull mills are a lot more common in the UK than the US and have been around for several years I have never seen a belt drive

Re: What's causing this noise? It can't be good!

CLevinski — Thu, 23 May 2013 02:38:27 GMT

Hi, I think I'm going to have to bite the bullet soon and do a belt drive conversion on my Real Bull mini-mill. I checked with Benchtop Precision, and they

Re: Milling titanium on a small mill

kaje7777 — Wed, 22 May 2013 16:42:14 GMT

You raise some excellent points. In fact, I had some doubts that the metal was even titanium initially, but I did a rough density measurement and it came out

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dgarriott — Wed, 22 May 2013 14:21:52 GMT

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Re: Video of gear reduction unit.

CLevinski — Wed, 22 May 2013 10:29:07 GMT

John, As I mentioned on the mini-lathe group, the video is really impressive. It's actually hard to believe that's a Real Bull lathe! Very nice machining job

Video of gear reduction unit.

John Lindo — Wed, 22 May 2013 05:26:28 GMT

Possibly OT.for a mini mill group.but the end result of the last posting. Machining a piece of aluminum,strapped to a faceplate. using a standard HSS boring

Fw: Gear reduction unit 2:1

John Lindo — Wed, 22 May 2013 05:04:53 GMT

Of possible interest to this group,showing the use of a mini Weiss mill and a Vertex 4" rotary table. for profiling the adaptor bracket,accurately boring the

Re: laptop power supply

Eric — Tue, 21 May 2013 20:46:39 GMT

Yes, mouser, digi-key, eBay, any number of sources. But you'll likely only find PCB mount jacks. You would be better off clipping the jacks, and wiring in

Re: Milling titanium on a small mill

kaje7777 — Tue, 21 May 2013 20:19:14 GMT

Thanks for the comments all - I feel somewhat encouraged. I was thinking that some kind of coolant might be the answer, but I don't have flood cooling on my

Re: Weiss mill. WMV 16

John Lindo — Tue, 21 May 2013 16:12:07 GMT

Hello Malcolm. Long time no hear. Hope you are keeping well and many thanks for your invaluable assistance in the Reverse spindle switch which I fitted and

Re: Milling titanium on a small mill

Malcolm Parker-Lisberg — Tue, 21 May 2013 14:48:27 GMT

I have a friend who had fun machining Uranium hemispheres (you know what they are used for) He burnt down the workshop. That place in Hampshire, southern

Re: Milling titanium on a small mill

a3sigma — Tue, 21 May 2013 13:49:04 GMT

As Ian suggests, the type of alloy makes a huge difference. In a 30 year career at NASA, I've machined a lot of titanium. The most common alloy used in