building the Gingery dividing head
Thomas Janstrom
Interesting, I can see them just fine. Is there a size limit on embedded photos?
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Thomas Janstrom
finished dividing head Drilling the spindle, note the chuck failure. Casting the sector arms and the selector arm. Trial fit up. |
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chris eigenheer
Nice. Did you drill all those holes by hand? When I built mine I had my neighbor with a small cnc machine drill the plates for me. Saved me a lot of time. Good job on the accomplishment. It’s a much larger project than people realize…
Chris
New Brunswick, Canada
From: gingery-machines@groups.io <gingery-machines@groups.io>
On Behalf Of Thomas Janstrom
Sent: December 6, 2022 5:37 AM To: gingery-machines@groups.io Subject: Re: [gingery-machines] building the Gingery dividing head
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Bruce J
Very nice!
-- Bruce Johnson "Wherever you go, there you are." B. Banzai, PhD |
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John Dammeyer
Nicely done! I'm guessing mag wheels for raw stock? John
From: gingery-machines@groups.io [mailto:gingery-machines@groups.io] On Behalf Of Thomas Janstrom
Sent: December-06-22 1:37 AM To: gingery-machines@groups.io Subject: Re: [gingery-machines] building the Gingery dividing head
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Thomas Janstrom
The plates (I have the full set plus a spare plate) are Brown and Sharp from a head the local machine shop broke, best $50 I spent, and they just happened to have 1 1/8" bore too...
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John Dammeyer
It's all about the process. Learning to cast and machine. Adapting. Awesome. John
From: gingery-machines@groups.io [mailto:gingery-machines@groups.io] On Behalf Of Thomas Janstrom
Sent: December-06-22 2:52 PM To: gingery-machines@groups.io Subject: Re: [gingery-machines] building the Gingery dividing head
The plates (I have the full set plus a spare plate) are Brown and Sharp from a head the local machine shop broke, best $50 I spent, and they just happened to have 1 1/8" bore too... |
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Thomas Janstrom
Yep mag wheels for stock, PITA to break up but casts nicely and machines ok (I'd need an oven to heat treat for better machining properties).
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Terry Coombs
On 12/6/2022 9:42 PM, Thomas Janstrom wrote:
Yep mag wheels for stock, PITA to break up but casts nicely and machines Drop your castings in cold water straight out of the mold . That will help with the "gumminess" you often find in fresh castings . -- Snag “Free speech is my right to say what you don’t want to hear.” -George Orwell |
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S. Ronin McGowan
Hey, congrats on getting it pretty much done! On Tue, Dec 6, 2022, 2:30 AM Thomas Janstrom <thomas@...> wrote: Wow! Really two plus months gone since my lat update uon this project? |
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