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Re: Mini-lathe Z-axis backlash #LATHES
Thanks Charlie for this post, now I need to check my Real Bull for Z backlash. I have not motorized the Real Bull yet. Ralph [email protected]> wrote:
By Ralph Hulslander · #1318 ·
Re: Mini-lathe Z-axis backlash #LATHES
I first met him in Methuselah's Children, long, long ago. I own most of the books he appears in in hardback. Takes up a lot of my space. Makes it kind of hard to shoehorn the machine tools in,
By Bill in OKC too · #1317 ·
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
By CLevinski · #1316 ·
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
By Bill in OKC too · #1315 ·
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
By CLevinski · #1314 ·
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
By CLevinski · #1313 ·
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
By Bill in OKC too · #1312 ·
Re: Mini-lathe Z-axis backlash #LATHES
Leadscrew/carriage backlash on my Grizzly 7x12 8688 is around 10 thou
By Jonathan Mackenzie <jonathanmackenzie@...> · #1311 ·
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
By CLevinski · #1310 ·
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
By John Lindo · #1309 ·
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,
By CLevinski · #1308 ·
Re: What did you do in your shop today? #MISC
Well done, Top Job !!
By allen gentz · #1307 ·
Re: What did you do in your shop today? #MISC
??? ??? that's pretty sweet? Richard !!! ??? ??? animal
By mike allen · #1306 ·
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
By Richard <edelec@...> · #1305 ·
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
By John Lindo · #1304 ·
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
By Ralph Hulslander · #1303 ·
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
By CLevinski · #1302 ·
Re: What did you do in your shop today? #MISC
That does not look like a cheap dividing head. Ralph
By Ralph Hulslander · #1301 ·
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,
By CLevinski · #1300 ·
Re: What did you do in your shop today? #MISC
Nice solution and well set up on the dividing head. Well done. Thanks John
By John Lindo · #1299 ·