Re: Carbide on antique lathe again

Liste des GroupesRevenir à rc metalworking 
Sujet : Re: Carbide on antique lathe again
De : muratlanne (at) *nospam* gmail.com (Jim Wilkins)
Groupes : rec.crafts.metalworking
Date : 24. May 2025, 18:40:25
Autres entêtes
Organisation : A noiseless patient Spider
Message-ID : <100t0b3$r777$1@dont-email.me>
References : 1 2
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"Snag"  wrote in message news:100sc4s$mhip$1@dont-email.me...
On 5/24/2025 6:17 AM, Jim Wilkins wrote:
...
   I can't help you with a source , but I can say your lathe is probably
a lot more rigid than my old Wards/Logan.
-------------------------
I thought they were close competitors.
https://www.practicalmachinist.com/forum/threads/heavy-10-vs-logan-11.188158/
The flat leather belt drive Heavy 10 is a nice lathe for precision but no beast for rapid production, as SB admitted in their ads. It's a scaled down larger model rather than a scaled up 9", the Light 10. The 1914 edition of SB's "How to Run a Lathe" shows very similar designs, and my 1965 lathe would still operate from an overhead line shaft. The spindle bearings warm up at the higher speed motor pulley setting, perhaps a Logan advantage.
My lathe spent its early life in a trade school where yearly maintenance was a coat of school color paint, the rest blown on liquor. Oiling it didn't seem a priority. The localized wear prevents snugging up the gibs properly.
I put a used Multifix A tool post on it, which combines the quick change of an Aloris type with the rotation of a lantern post, in 40 steps of 9 degree, so it can position hand ground HSS at angles without losing squareness for a cutoff tool or carbide bit. As long as the point angle of an HSS bit is less than 80 degrees there will be a setting that lets it both turn and face. With carbide the Multifix may have no advantage.
Tools4cheap was near where I worked and carried Chinese clone toolholders which fit fine. I wouldn't have spent the high price of a new Swiss one.
https://www.ebay.com/itm/403108379491?chn=ps&mkevt=1&mkcid=28&google_free_listing_action=view_item

Date Sujet#  Auteur
24 May 25 * Carbide on antique lathe again5Jim Wilkins
24 May 25 +* Re: Carbide on antique lathe again2Snag
24 May 25 i`- Re: Carbide on antique lathe again1Jim Wilkins
24 May 25 `* Re: Carbide on antique lathe again2Bob La Londe
25 May 25  `- Re: Carbide on antique lathe again1Jim Wilkins

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