Re: Mini-lathe Z-axis backlash
#LATHES
Good idea, Bill! I have some material that a friend recommended that is intended to prevent screws from vibrating loose, and supposedly allows you to remove and replace them 3-4 times before having to
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CLevinski
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#1316
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Re: Mini-lathe Z-axis backlash
#LATHES
That's great, Charlie! Glad I could be of some assistance. One of these days, you might want to put some of the low-strength loc-tite in there. Next time you have to do this, not now. If it ain't
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Bill in OKC too
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#1315
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Re: Mini-lathe Z-axis backlash
#LATHES
Bill, My lathe (a Real Bull) has two half-nuts. I removed the lead screw covers, and was able to determine that the issue was the three small adjustment screws as seen on the far right of the apron
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CLevinski
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#1314
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Re: Mini-lathe Z-axis backlash
#LATHES
Thanks, Jonathan! -- Regards, Charlie New Jersey, USA *ANTHONY¡¯S LAW OF THE WORKSHOP: Any tool, when dropped, will roll into the least accessible corner of the workshop.* *THE LINDO COROLLARY: If
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CLevinski
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#1313
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Re: Mini-lathe Z-axis backlash
#LATHES
Charlie, do you have the two half-nuts, or a single half-nut and retainer like mine has? A worn out half-nut or half-nuts, or loose screws on the retainer or half-nut(s), the shaft(s) in the groove
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Bill in OKC too
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#1312
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Re: Mini-lathe Z-axis backlash
#LATHES
Leadscrew/carriage backlash on my Grizzly 7x12 8688 is around 10 thou
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Jonathan Mackenzie <jonathanmackenzie@...>
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#1311
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Mini-lathe Z-axis backlash
#LATHES
Hello, All, I am having an issue with my mini-lathe, in that it seems to have excessive backlash in the Z-axis. (I.E., from the leadscrew to the carriage.) Backlash seems to be about 1.00 mm / .040
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CLevinski
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#1310
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Re: What did you do in your shop today?
#MISC
Wheel,? do you mean the aluminum ring with the jog bored holes. ? I use this ring that is bolted to the back spindle flange of my 7 x lathe chucks/Er 32 collet holder With a spring loaded indent
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John Lindo
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#1309
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Re: What did you do in your shop today?
#MISC
John, Good description! What is the wheel that you are using the dividing head on? And what is the wheel diameter? -- Regards, Charlie New Jersey, USA *ANTHONY¡¯S LAW OF THE WORKSHOP: Any tool, when
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CLevinski
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#1308
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Re: What did you do in your shop today?
#MISC
Well done, Top Job !!
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allen gentz
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#1307
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Re: What did you do in your shop today?
#MISC
that's pretty sweet? Richard !!! ??? ??? animal
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mike allen
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#1306
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Re: What did you do in your shop today?
#MISC
It may be inexpensive to you, but to us Brits that is a fortune!? We have to "make do and mend". That is why I built this. Gear was ex lathe change-wheel set and all material came from local
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Richard <edelec@...>
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#1305
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Re: What did you do in your shop today?
#MISC
Use of circular tables. Most dividing plates will fit on a circular table. reasonably priced from Arc Euro Trade UK. 4" tilting head to 90 degree table also Arc Euro. Photo 1 shows a typical
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John Lindo
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#1304
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Re: What did you do in your shop today?
#MISC
Hi Charlie, that's cool I have a set of dividing plates that I had thought of doing something similar. I have not located a small rotary table, I do have a 6" one that I have used on my mill. Ralph
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Ralph Hulslander
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#1303
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Re: What did you do in your shop today?
#MISC
Hi, Ralph, It is an inexpensive, Indian rotary table. I purchased dividing plates for a similar model and, with some suggestions from John Lindo, adapted the plates to this model rotary table. I did
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CLevinski
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#1302
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Re: What did you do in your shop today?
#MISC
That does not look like a cheap dividing head. Ralph
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Ralph Hulslander
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#1301
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OT: A mask-wearer talks back!
#MISC
-- Regards, Charlie New Jersey, USA *ANTHONY¡¯S LAW OF THE WORKSHOP: Any tool, when dropped, will roll into the least accessible corner of the workshop.* *THE LINDO COROLLARY: If you have cats, they
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CLevinski
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#1300
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Re: What did you do in your shop today?
#MISC
Nice solution and well set up on the dividing head. Well done. Thanks John
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John Lindo
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#1299
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What did you do in your shop today?
#MISC
Hello, All, Since I think many of us are stuck at home due to quarantines and other restrictions, this might be a good time to revive this subject. Unfortunately, I haven't been in my shop all October
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CLevinski
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#1298
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Re: No compound
#LATHES
#RELS
Bill Yes I did miss John D?s post reference "open source". Yes, John D has his own forum for marketing, so maybe I can persuade him to change his sign off when in the digitalhobbyist forum. It always
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John Lindo
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#1297
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