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Join Date:

04-14-2008

Last Activity:

03-16-2017 9:28 AM

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LATEST ACTIVITY

  • Posted in thread: A Riveting Question on 01-30-2017 at 12:56 PM
    Firstly , Thanks everyone that repliedI just found a site that I calculated the volume of the
    head on the rivet I divided that by the cross sectional area of the rivets shaftand that gave
    me the len...

  • Posted in thread: A Riveting Question on 01-29-2017 at 02:34 PM
    Hello Don,Lets do some sums. You said that the head diameter is 1.75 times the shaft diameter,
    which you gave as 3/64th " (1.2 mm)1.2 / 100 X 175 = 2.1 mm or just over 5.25/64th " plus
    material thickn...

  • Posted in thread: A Riveting Question on 01-29-2017 at 02:12 PM
    1.43 x D though that can vary depending on how tight the rivit is in teh hole and the exact
    shape of your rivit snap so may need a few trial rivits to see what suits. what I was looking
    for thank yo...

  • Posted in thread: A Riveting Question on 01-29-2017 at 11:58 AM
    Hi Don,I think you gave the answer in your post ! Head diameter = 1.75 X the shaft Dia. So if
    you add that to the material thickness you have your answer.Hi Thanks for replying.Forgive me
    for being th...

  • Posted in thread: A Riveting Question on 01-29-2017 at 09:58 AM
    No, not a question you cant leave alone, but a question about rivetingI am about to try
    riveting for the first time and I will be using 3/64" brassround head rivets I looked online at
    rivet data and i...

  • Posted in thread: Tips for Arduno software for Rotary Table Controllers on 12-02-2015 at 06:00 PM
    Just to let you know I conected it up with a 24V PSU an MSD 415 Driver and a nema 23
    stepper.Its working perfectly on both the Arduino Uno and also on the Arduino Mega.I know it
    will mean hand wiring ...

  • Posted in thread: Tips for Arduno software for Rotary Table Controllers on 12-02-2015 at 03:08 PM
    Torfilli and Rod Thank you both so much for not giving up on me , I am pleased to say I now
    have it working :D and also using Torfillis file I have modified it so the left keyboard button
    now works gr...

  • Posted in thread: Tips for Arduno software for Rotary Table Controllers on 12-01-2015 at 11:31 AM
    Hi Torfilli , thanks for your help ,I'm sorry to be a nuisance but I think I may be going
    insane ,( thats not unusual at my age )I removed my original liquidcrystal.cpp and replaced it
    with yours that...

  • Posted in thread: Tips for Arduno software for Rotary Table Controllers on 11-30-2015 at 12:32 PM
    Hi TorfilliI too use a copy of a sainsmart LCD and my left button doesnt operate as it shouldI
    had the same problem with Chuck Fellows code but easily found the line whereI could change the
    ADC value ...

  • Posted in thread: Electronic Dividing Head using the Arduino on 11-28-2015 at 11:10 AM
    Thanks both for the excellent answers It was just after asking Rod if it was direct drive that
    I felt a bit silly becauseI realised that with 90 : 1 on the RT . 10 micro steps and a 200 step
    motor usi...

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