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Thread: I broke me lathe

  1. #1
    Join Date
    Mar 2001
    Location
    Nottingham, England
    Posts
    14,252

    Default I broke me lathe

    OK before someone gets it in first.

    CLUMSY BASTARD

    Rushing a job to get finished tonight [ always the case and in this case it isn't finished ] and this lump of scrapbinium {tm} comes hurtling out the chuck, removing the tool which I haven't found yet, shearing the bolts holding the toolpost on and throwing it on the deck.

    So far all cosmetic but the force of throwing this lot all over pushed the saddle back at warp speed and removed two teeth off the handwheel pinion. Rack is hardened and is fine and the pinion shaft is also hardened.

    I dare say I can get a new shaft but liable to be a couple of weeks waiting, could get a pinion and stub it onto the shaft, again two days.

    What to do ?

    Answers later, off down the pub for a meal and cry.
    .

    Sir John , Earl of Bligeport & Sudspumpwater. MBE [ Motor Bike Engineer ] Nottingham England.



  2. #2
    Join Date
    Mar 2006
    Posts
    276

    Default

    I'm thankful that you were not hurt.
    Machines can be fixed.

  3. #3
    Join Date
    Feb 2007
    Posts
    2,079

    Default

    Blimey,'is lathe is knackered.

    Can't you make the parts? I've had to do that before,but have no idea about your lathe. Do you have another lathe? I have 2,which is handy if I need to make parts for one that breaks down. You probably could turn simple turnings like the shaft and pinion gear with your milling machine,and cut the teeth in a small gear.
    Last edited by gwilson; 07-12-2011 at 01:51 PM.

  4. #4
    Join Date
    Jan 2010
    Location
    Kansas City area
    Posts
    2,204

    Default Crash

    Too bad you haven't got a POS Bridgy, you could make a new pinion gear in an hour or so. Oh wait - you DO have one! What a fabulous stroke of luck that is! Now you can get that lathe going again in no time!

  5. #5
    Join Date
    Aug 2002
    Posts
    7,407

    Default

    Buy new John it is always better to have anew part than a fixed part.No slur intended on your excellent workmanship.
    MY new saw should have come with a micro adjuster about the size of your finger with a small pinion on it and two free bronze bushes which get tapped into make a tight fit .It's small with a plastic handle it cost me seventy quid inc post and I am glad I bought it I can set the woodsaw up to within a 32'nd of an inch and it cuts just that.The fence has a steel pipe which carries a rack underneath it took me all day to figure out what was wrong/or rather how it worked as the brochure is not good at explaining that part,. So you have abig advantage over me a proper brain. Alistair
    Please excuse my typing as I have a form of parkinsons disease

  6. #6
    Join Date
    Apr 2010
    Location
    Tropical Milwaukee, Wisconsin
    Posts
    81

    Default

    Quote Originally Posted by John Stevenson
    I dare say I can get a new shaft but liable to be a couple of weeks waiting, could get a pinion and stub it onto the shaft, again two days. What to do ?
    Fret not, old sod... I'm sure SOMEONE here is just WAITING to give you the shaft~!

    WJR

  7. #7
    Join Date
    Mar 2011
    Location
    Iowa
    Posts
    586

    Default

    Are you worried about any damage to the chuck jaws or spindle? I had a little incident with a parting tool a while back and now my 10" 3 jaw is all out of whack. I don't even know where to start looking for the error. My 6" is still fine so I'm assuming the spindle is alright.

  8. #8
    Join Date
    Jun 2006
    Location
    Austin, Texas
    Posts
    15,466

    Default

    Is that the TOS? Weren't you planning to get rid of it?
    "The problem with the world is that the intelligent people are full of doubts, while the stupid ones are full of confidence."

  9. #9
    Join Date
    Mar 2001
    Location
    Nottingham, England
    Posts
    14,252

    Default

    Yup it is the TOS but the small one, about 14 x 40 size.
    Big one is still here and so is the CVA so not short of lathes just that this one does all the work.

    Got it all stripped down before I knocked off for the night so decided to make a new shaft with the pinion as part of the shaft as it was and get it hardened. Not got a MOD 1.5 hob but I'm sure I can borrow one from the gear cutting company in the morning.

    .

    Sir John , Earl of Bligeport & Sudspumpwater. MBE [ Motor Bike Engineer ] Nottingham England.



  10. #10
    Join Date
    Nov 2008
    Location
    Stavanger, Norway
    Posts
    1,744

    Default

    Rumour has it that Myfords are real cheap this week.

    Phil

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