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  1. Replies
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    390

    Have the license copy of that exact lathe made in...

    Have the license copy of that exact lathe made in Korea (Dong Yang)
    Stupid name , gorgeous lathe.


    https://www.practicalmachinist.com/vb/attachment.php?attachmentid=271782&d=1575566670


    Run...
  2. Don't know your specific machine,but my go to for...

    Don't know your specific machine,but my go to for a "light" machine oil is a good quality "AW" 46 hydraulic oil.
    The AW stands for "anti wear" Good for bearings and gears .
    In the Mobil product...
  3. Replies
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    292

    As i recall the cutting action is pretty...

    As i recall the cutting action is pretty smooth...Don't recall too much cut-n-pause...think its better than a lot of CAM generated code since it is all done with real linear and circular...
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    Here is a sample of how the program works: ...

    Here is a sample of how the program works:

    This program writes the name "JASE"

    %
    (&%1111/0012A0"JASE)
    N2000 G0 X-100 Y-100 Z100
    N2001 G17 T2
    N2002 G0 X0 Y0 Z2 F125 S+2000
    N2003 %*10
  5. Replies
    4
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    292

    Dialog 4 lettering program

    So i spent some time over the weekend transcribing a program i had in hard copy.
    Had it on a disc, but that is gone years back.
    Works using peramiters to size and space the lettering.
    Each letter...
  6. I use a "Lyndex" tool setting block having an...

    I use a "Lyndex" tool setting block having an indicator to show "Zero" position....Can be used horizontal or vertical, or set off the side of an end mill ...what ever.
    Made to calibrate at a set...
  7. Replies
    18
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    845

    Dave: If memory serves it goes like...

    Dave:
    If memory serves it goes like this.....060" for a "0" add .013" per step....
    So a #8 is (8 *.013)= .104" + .060= ..164"

    Cheers Ross

    Good move Sip..faster typing than i...
  8. Replies
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    845

    I have a nice binder sized chart (multi pages)...

    I have a nice binder sized chart (multi pages) that gives nominal decimal OD of screws in a progressive list...and it equates the sizes to standard screw sizes...along with pitch choices
    Metric, US...
  9. Replies
    5
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    245

    The two screws work as follows: The outer one...

    The two screws work as follows:
    The outer one feeds oil on top of the worm wheel to get oil to the inner two faces of the table support bearings (flat sliding surfaces)
    Oil applied at that hole...
  10. Replies
    12
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    725

    perhaps an 1100 or 1200 family steel....But if...

    perhaps an 1100 or 1200 family steel....But if push came to shove i would choose a pre hard 4140/4142 steel...(Rc 28-30)
    Machines well, will be strong and all...Be a bit rough getting a good knurl...
  11. Replies
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    725

    Betting Frantz has one of these in stock. Cheers...

    Betting Frantz has one of these in stock.
    Cheers Ross
  12. Part of the responsibility of a competent...

    Part of the responsibility of a competent machinist is to be sure that all critical parts assemble as they should so that his work is repeatable.
    Things like the fits of dowels and registers are...
  13. Torque plates are easily checked in real world...

    Torque plates are easily checked in real world setups....Hone a cylinder bore naked and measure the bore for round and straight with the head installed...it will be different almost surely barrel...
  14. Some things for your research list: Heart of the...

    Some things for your research list:
    Heart of the engine is the lower end....pay attention to the factory specs. they knew better what their engines needed through expensive experience.

    Main...
  15. Replies
    5
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    407

    There are at least two different styles of...

    There are at least two different styles of conduit used on the FP-NC's.
    Early versions that have the "camel back" vertical head setup use a silver colored conduit.
    This seems to be not as durable...
  16. Replies
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    1,749

    Almost all drill chucks have standardized to use...

    Almost all drill chucks have standardized to use the "JT" as in Jackobs Taper to mount arbors or tool holders....
    They come in various sizes .....JT1, JT3, JT6 and...
  17. Replies
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    Here is my solution for chuck mounting for your...

    Here is my solution for chuck mounting for your Deckel......
    If using a 0-1/2" capacity chuck really no need to bother with the integral 40 taper shank....
    Its bulky, and uses up valuable head...
  18. I'll take your word for that,(really can't tell...

    I'll take your word for that,(really can't tell from a photo) but the Deckel documentation says different....

    https://www.practicalmachinist.com/vb/attachment.php?attachmentid=319240&d=1618772747...
  19. Bruce: Just for reference here is the technique...

    Bruce:
    Just for reference here is the technique i used to align the "Z" axis screw on my home FP3NC.
    Base of the screw carries the thrust bearing and nut which rotates leaving the screw stationary....
  20. Bruce: I might be confusing the pins on the...

    Bruce:
    I might be confusing the pins on the manual (FP2) with the locating pins on the FP-NC's....Have done the NC's and they definitely are taper pins.

    Just looked in a parts book for an...
  21. There are a number of approaches to this....The...

    There are a number of approaches to this....The quick and often "professional" method is to "float the support bearing.
    Remove the end plate and remove the alignment taper pins.
    Install everything...
  22. Leadscrew nuts if relatively good (not...

    Leadscrew nuts if relatively good (not excessively worn) can have accelerated wear by the factors stated already in the posts above....
    Don't overlook the alignment of the nut to the end support...
  23. Replies
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    Precision boring heads only go with the FP2 (its...

    Precision boring heads only go with the FP2 (its a gear thing)...there is no FP1 version. Only adaptable on the FP1 by using the rather rare (=expensive) FP1 riser.

    Cheers Ross
  24. Replies
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    The rapid feed is done by a multi plate clutch...

    The rapid feed is done by a multi plate clutch that is kept open via spring action.
    To engage you have to apply enough pressure to stop the clutches from slipping...need to overcome the spring and...
  25. Replies
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    If you are going to keep this machine might i...

    If you are going to keep this machine might i suggest that you stop screwing about with the CRT and its related boards.
    Number of sources out there that can provide a TFT or LCD display.......
    IMO...
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