Author Topic: Small vintage lathes  (Read 12689 times)

Online chaterlea25

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Re: Small vintage lathes
« Reply #180 on: 22.02. 2022 22:50 »
Hi All,
Those old motors can usually be resurrected but it can take some ingenuity
You can buy a starting relay that does away with the centrifugal sw fairly cheaply
Some of the motors did not have a capacitor (forget the name now)
I have never found a washing machine motor that had a suitable speed for what I needed at the time
GB,  Put a wanted ad in " https://www.homeworkshop.org.uk/ " for a secondhand motor

Small 3 phase motors are very cheap secondhand as most home users want single phase
I think GB could go this way for £150-200 all in including the inverter ??

As to my machinery, I have the Harrison lathe for sale as I have "retired  *eek* "
I need the space for our MGB
John
1961 Super Rocket
1963 RGS (ongoing)

Online Greybeard

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Re: Small vintage lathes
« Reply #181 on: 22.02. 2022 22:58 »
Rex, That GB knows more about the vagaries of electrics than most. No probs. Just a walk in the park sorting 10 contacts?

 Swarfy.
No 😕
Greybeard (Neil)
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Online Greybeard

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Re: Small vintage lathes
« Reply #182 on: 25.02. 2022 15:25 »
Allo John, gotta a new mota?
Greybeard (Neil)
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Online RichardL

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Re: Small vintage lathes
« Reply #183 on: 25.02. 2022 22:24 »
Allo John, Gotta a new mota?

Translation, please.

Online Triton Thrasher

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Re: Small vintage lathes
« Reply #184 on: 25.02. 2022 22:35 »

Online RichardL

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Re: Small vintage lathes
« Reply #185 on: 25.02. 2022 22:49 »
Eeeeeyeah. I wasn't going to guess that.

Richard L.

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Re: Small vintage lathes
« Reply #186 on: 26.02. 2022 10:30 »
Eeeeeyeah. I wasn't going to guess that.

Richard L.
I thought of you when I posted that. 🤔
Greybeard (Neil)
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Online Rex

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Re: Small vintage lathes
« Reply #187 on: 26.02. 2022 11:38 »
I'm assuming the humungous top connection box also contains the capacitors?  Given the size of that box you might have to move it and put the capacitors somewhere else out the way?

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Re: Small vintage lathes
« Reply #188 on: 26.02. 2022 12:47 »
I've moved the mounting feet 90° around the motor. This means the connection box will be on top when the motor is mounted on the layshaft frame so the humungus connection box is not a problem.
I took a couple of photos of the connection box removed to show that the two capacitors could be mounted elsewhere.
Greybeard (Neil)
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Online RichardL

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Re: Small vintage lathes
« Reply #189 on: 26.02. 2022 20:48 »
Just some lathe amusement. Started the polishing process on the aluminum front hub from my '57 A7. Wish I'd thought about photos before the first little bit of 36-grit paper ao I could have showm how nasty it was by the center. The cleaned-up version is only at 60 grit, plus some files, so, a long way to go. The center in the tailstock is really just for safety in case the chuck lets go of the not-quite-cylindical bearing housung. Didn't try hard to find perfect center just for refinishing.
Following the pictures I posted a while back of my front hub chucked up in my lathe, here's the finished polishing job.  Not perfect, but pretty good, I think, and as good as I'm going to try to get it. I'm not building for a museum or Concours de Elegance. Through the magic of a high-resolution photo that's been reduced for posting, the flaws that are acceptable to me are revealed. As long as it doesn't make anyone hurl I think I'll be OK.

Richard L.

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Re: Small vintage lathes
« Reply #190 on: 26.02. 2022 22:48 »
Wow Richard, that looks great!
Greybeard (Neil)
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Re: Small vintage lathes
« Reply #191 on: 27.02. 2022 09:17 »
Gd'ay Richard.
Good job mate. Mine looked like that 30 years ago  *ex*
Cheers
'51 A7 plunger, '57 A7SS racer now a A10CR, '78 XT500, '83 CB1100F, 88 HD FXST, 2000 CBR929RR ex Honda Australia Superbike .
Australia
Muskys Plunger A7

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Re: Small vintage lathes
« Reply #192 on: 03.03. 2022 14:25 »
Updates:
New motor fitted to layshaft frame.
Worktop braced underneath for better rigidity.
Wiring done properly: Double pole 30amp pull-cord switch in supply to lathe. This is for safety as I do not want grandchildren pressing the pretty coloured buttons that are at face height!
NVR switch, to release the power button on a power cut. This prevents the lathe starting up on reconnection of the power when user may not be present.
Rotary switch simulates hard links inside the lathe connection box to set the direction of the motor. Power has to be off before direction is changed.

I am happy 😺

Video here:
https://youtu.be/RZXDtGYvxxA
Greybeard (Neil)
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Online groily

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Re: Small vintage lathes
« Reply #193 on: 03.03. 2022 17:11 »
Very happy for you too GB. I think you've done wonders in very short order. It looks great.
Now you can play with it on even the flimsiest pretext, and think about some of the things you've raised concerning the ergonomics as you go along . . .  but above all get a thrill out of all the useful things you can now do that you couldn't before.
Enjoy!
Bill

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Re: Small vintage lathes
« Reply #194 on: 03.03. 2022 18:36 »
G'day GD.
Great work mate.
Now all you need is https://tinyurl.com/y9fzqfmd  *smile*
Cheers
'51 A7 plunger, '57 A7SS racer now a A10CR, '78 XT500, '83 CB1100F, 88 HD FXST, 2000 CBR929RR ex Honda Australia Superbike .
Australia
Muskys Plunger A7