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Type: Posts; User: jkycia

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  1. Replies
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    update: I hung the motor off of 4 small rubber...

    update: I hung the motor off of 4 small rubber mounts with 1/4-20 studs on each end.
    these were rated for 35 lb pounds (vertically). I think these are too weak in the lateral direction. The motor...
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    This has been puzzling. The new motor is so much...

    This has been puzzling. The new motor is so much louder. I took the motor off the frame and ran it sitting on the floor. It was then quieter.
    Then I lifted the motor off the floor and the...
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    ESM-59 with DC motor (noisy)

    Hello All,
    So I have replaced the spindle bearings of my ESM-59. That worked out very well.
    I have had a problem with my DC motor that is originally came with (Eaton WC 1002 G640
    1 HP 1750 RPM...
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    Correction.. The intermittent high speed squeak...

    Correction.. The intermittent high speed squeak is coming from the DC motor. I think the spindle bearing may be working perfectly fine now.
    For the motor, I replaced the bearing just before this...
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    Hello Group I replaced the bearings. Thanks...

    Hello Group
    I replaced the bearings.

    Thanks for the help, especially Jim S. for walking me through disassembly and assembly

    One thing I wonder about is if I put enough grease in. I know too...
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    Could you post a picture to make things clearer....

    Could you post a picture to make things clearer. If it is for 208V you will have two matching fuses, one per phase, likely side by side. If it is three phase you would have three similar fuses. As...
  7. Phil, yes I would be worried about losing the...

    Phil, yes I would be worried about losing the accuracy of the center by only supporting the reamer with the center loaded in the 5c collet but I figured it would be ok if I am just skimming a tiny...
  8. Ok, I used a center held in a collet, oiled the...

    Ok, I used a center held in a collet, oiled the #1MT reamer, brought in the tailstock to apply some pressure and turned it but maybe with not sufficient pressure. So I just cleaned in ever so...
  9. I just noticed a different section in practical...

    I just noticed a different section in practical machinist that deals with such refurbishing.
    I will read though the posts there. Seems I am on the right track.
    Jan
  10. Question about using tapered reamer to repair the Morse taper in a tailstock

    Hello,

    My lathe's (ESM-59) tailstock is in decent shape except the taper is a bit worn.
    I find there can be some play in the drill chuck and unless I am careful the drill bit can be not on...
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    Jim, Yes, I recall reading your old thread for...

    Jim, Yes, I recall reading your old thread for when you you doing it.. You were asking others if you were doing something wrong and that you had checked if the pitch of the thread was right handed as...
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    Irby Good point. So I just measured this now. I...

    Irby
    Good point. So I just measured this now. I measure a runout of 0.00045".

    I located the indicator at the furthest point from the end.
    I used a Mitutoyo digital vertical indicator. I do...
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    Here are some more pictures. You can see its been...

    Here are some more pictures. You can see its been heavily modified. There are no gears levers and at the top of the headstock there are holes where probably the oil cups used to be. You can see the...
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    Jim, Thanks for the info. The drawing of my...

    Jim, Thanks for the info. The drawing of my headstock shows two bearings. I will see if I can attach this to the posting. I am not experienced with doing that, so we will see if that works. 305367 If...
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    Here is an update. I decided to measure the...

    Here is an update. I decided to measure the runout again. I now see its not so bad. I very gently cleaned the inside of the spindle's taper with a scotch brite pad with the spindle spinning (is that...
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    ESM-59 spindle bearings

    Hello
    I am slowly working towards changing my spindle bearings for my ESM-59. I have not done such a thing before, so I could use advice.

    There is currently too much vibration (resonances) and...
  17. The person selling it to me called it a DV-59. ...

    The person selling it to me called it a DV-59. He said that is what the person who sold it to him called it. He is a watchmaker and mainly uses a Boley Lathe but used this for bigger parts.

    It...
  18. What is difference between DM-59 and ESM-59?

    Hello
    I thought I had an ESM-59 but now I see DM-59 looks very similar.
    How can I tell which one I have?
    Mine has been heavily modified in that it use a single pulley with a DC motor.

    Thanks,
    ...
  19. Thread: Esm-59

    by jkycia
    Replies
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    Thanks for the detailed info. Do you recall...

    Thanks for the detailed info.
    Do you recall what bearing you used? To figure out the right bearing, did you just measure the dimensions once you removed it? I now see there is a grade of bearing....
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    I know this is a pretty old thread but I would be...

    I know this is a pretty old thread but I would be interested in the mentioned bearing replacement instructions. Does anyone have a copy they could share? Thanks
  21. Thread: Esm-59

    by jkycia
    Replies
    2
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    441

    Esm-59

    Hello I just joined the forum. I recently bought what I think is a Hardinge ESM-59.
    I would like to replace the spindle bearings.
    Can someone give me any advice or information on how to do this? ...
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