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Type: Posts; User: S_J_H

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  1. Replies
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    969

    A Taig lathe is a tiny machine, turning on 3"...

    A Taig lathe is a tiny machine, turning on 3" diameter pipe is way out of it's leaque.
    To be able to take any meaningful cuts on 3" stock you really should be using a 8" or 9" lathe at a minimum.
    ...
  2. Replies
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    lol, been there.. Good to hear your health is...

    lol, been there..
    Good to hear your health is better.

    Steve
  3. Replies
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    1,142

    Whoaa...Were you on some good strong narcotics...

    Whoaa...Were you on some good strong narcotics when you wrote that?:D

    The 10ee was and still is one of the finest manual tool room lathes ever made. The 10ee had a standard spindle run out of 40...
  4. Replies
    287
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    14,261

    Wow, I have not visited this forum in a long...

    Wow, I have not visited this forum in a long time. Cool to see my dampers had a lot of interest.
    I did a lot of testing early on and there was no doubt that any viscous fluid fill in the cylinders...
  5. Replies
    51
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    2,907

    Sorry I don't have anymore pics. Right now the...

    Sorry I don't have anymore pics.
    Right now the machine is disassembled. I am going to make several improvements. It may be a while though as I am smack dab in the middle of my turbocharged 1978...
  6. Replies
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    I have tried many of the popular cad and cam...

    I have tried many of the popular cad and cam software from the hobby level to professional level.
    At the lower price range I found Sheetcam a really nice and easy to use 2.5 D program with basic cut...
  7. Replies
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    Like Bob said, "They're so tiny!" You would...

    Like Bob said, "They're so tiny!"

    You would like to turn 2.2" wheels for RC? I would not consider that little metal and plastic cooltool.
    Seriously consider a Seig 7x lathe. It's a monster...
  8. Thread: Southbend Lathes

    by S_J_H
    Replies
    7
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    527

    I have a 1960's South Bend 9" model A. Has the...

    I have a 1960's South Bend 9" model A. Has the QCGB and power feeds on both Z and cross slide. This lathe while nothing like a monarch or Hardinge is way superior in quality than a chicom 9x,10x or...
  9. Replies
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    44,500

    I think most of us are indeed talking about...

    I think most of us are indeed talking about hydrodynamic plain bearings. Oillite bronze bearings are usually used as a bushing and have no place in a machine spindles headstock. The shell of a plain...
  10. Replies
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    44,500

    Jason, I still am using the factory ball thrust...

    Jason, I still am using the factory ball thrust bearing. Here is a link with further details- http://www.lathes.co.uk/southbend9-inch/page3.html
    There is a fiber thrust bearing on the opposing side....
  11. Replies
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    44,500

    The plain bearing is a remarkably simple and...

    The plain bearing is a remarkably simple and extremely accurate way to go. I machined my own bronze shells for my SB9A. The original cast iron bearing surfaces were trashed when I took possession of...
  12. Replies
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    44,500

    That would be "Steve" :wave: That was my early...

    That would be "Steve" :wave:

    That was my early setup and one I probably should have stayed with.
  13. Replies
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    You are welcome Kalvin. Post some pics when you...

    You are welcome Kalvin. Post some pics when you get it all setup!

    Steve
  14. Replies
    51
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    2,907

    Thanks everybody! Hi Ian, this machine was fun...

    Thanks everybody!
    Hi Ian, this machine was fun to build. It is quite capable. The portable milling/drilling head works really well with it to.
    The 3 speed planetary transmission can provide...
  15. Replies
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    16,202

    hmmm.. I could use a few extra bucks Rube :) ...

    hmmm.. I could use a few extra bucks Rube :)

    I am thinking about building a 1/5 scale RC nitro drag bike from scratch as my next project :devious:

    Steve
  16. Replies
    295
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    16,202

    Thanks Joe. The lathe has now changed hands and...

    Thanks Joe.
    The lathe has now changed hands and belongs to my good friend Rube.
    He will be making some improvements to it so it will be even better.

    Steve
  17. I think you are confusing the leadscrew pitch...

    I think you are confusing the leadscrew pitch accuracy specs for backlash specs. The purpose of 2 nuts is to minimize backlash and has nothing to do with the leadscrew pitch accuracy.
    One nut must...
  18. Replies
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    2,907

    2 more pics of the milling head with a better...

    2 more pics of the milling head with a better angle as it was pointed out in another forum that it looked like the motor would interfere with other parts of the machine. No, there is no such issue....
  19. Replies
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    2,907

    Also, tried out a simple line boring op. The...

    Also, tried out a simple line boring op. The machine makes it so easy!
    Here is a boring bar reducer sleeve. It's made of delrin.
    And a pic of a simple line boring setup on some pipe....
  20. Replies
    51
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    2,907

    I just finished this project. It is of course a...

    I just finished this project. It is of course a small drilling and milling head with a rack and pinion quill. The motor is from a mini lathe.
    The housing was taken from an old cheap import drill...
  21. Replies
    51
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    2,907

    Thanks guys, I just used that piece of...

    Thanks guys,

    I just used that piece of accordion tube for the cross feed screw as a temporary protection measure. It will be replaced with something more suitable and not so f-ugly.:D

    The...
  22. Replies
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    2,907

    It's alive!

    She is just about finished. It was dismantled, cleaned, painted and the spindle and axis's very carefully aligned....
  23. Replies
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    2,713

    Those spindle speeders are pricey. Even used ones...

    Those spindle speeders are pricey. Even used ones are and it's hard to find a R8 tapered speeder.
    An easy quick and dirty way to get around 5500rpm or so is just swap the motor and driven pulleys....
  24. Replies
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    2,907

    some updates, Better column mount with secondary...

    some updates,
    Better column mount with secondary brace greatly reduces spindle deflection.
    I finished building the spindle indexing system and tested it out.
    It works fantastic. As for now I have...
  25. Replies
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    2,907

    Bob, Good points. But I'm just a hobbiest so...

    Bob,
    Good points.
    But I'm just a hobbiest so everything does not have to be 100% automated for me. So the plan is I will just program in pauses or stops when switching between lathe and index...
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