Internet Horology Club 185
lathe missing its index pin

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https://ihc185.infopop.cc/eve/forums/a/tpc/f/3426047761/m/151105781

October 30, 2009, 10:13
Dale Brooks
lathe missing its index pin
I just received a Marshall Peerless lathe I won on ebay, and it looks to be in really good shape. I can see that it has been really cared for. It's pristine, with all the parts working and centered, except it is missing it's index pin.

I haven't worked with a lathe yet, and am new to all of this, so I'm guessing that the pin seems to be integral to setting up and removing the collet.

So my questions are:

Do I need one before I even start to try to learn on the lathe?

Where can I get one?

Can I make it out of something else? Seems like I could. Looks to be something very similar to the centering punch in a staking set.
October 30, 2009, 10:46
Chris Abell
Dale, you just brought a smile to my face I remember my first lathe also had this missing also they slide out and get lost recheck the packing material and ask the seller has he found it on the floor , you need one, so there is your first project....


www.Abellwatchmakers.com
October 30, 2009, 11:10
Dale Brooks
Thanks. When I get home from work I'll check to see if it's around.

So I can now use my lathe to make the part?! Cool.

What does it actually do? I can see where it goes, but what's it purpose?
October 30, 2009, 11:46
Gerald Zimmermann
The index pin is mostly needed to fix a part in different positions and file some flat's with a file and a file guard, like the square section of a stem ( or for wheel cutting); You never need it to open or close the collets

Regards,
Gerald
October 30, 2009, 11:50
Dale Brooks
Ok, that makes sense.

Would this be a good book do get?
Modern Watchmakers Lathe and How To Use It - By: Archie B. Perkins
December 03, 2009, 18:50
Scott Cerullo
Dale,
That is THE book to get.
Scott


www.pawatchmaker.com
March 07, 2013, 12:49
Dave Turner
quote:
Modern Watchmakers Lathe and How To Use It - By: Archie B. Perkins


Anyone have one of these lying around they want to sell?


Dave Turner
March 07, 2013, 19:48
Tom Brunton
any tool steel rod of the correct diameter will work. The pin positions the collet in the keyway slot and prevents it spinning by locking it in one position. I've had many made for me by my tool and die maker friend Reg Miller of St.Thomas ,Ontario, a great toolmaker ,and a great guy Wink
March 07, 2013, 21:54
Dave Turner
Tom,
Sorry I didn't make myself clear.
What I'm looking for is the book.


Dave Turner
March 08, 2013, 16:01
Michael Kosinenko
You can get the book from the AWCI website.


Mike's "finevintagetime" eBay Auctions