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  1. The nameplate is located in such a tight space...

    The nameplate is located in such a tight space that I'd need an endoscope to read it. The owner is considering to replace it with a new machine but nothing seems to come close to that 70 years old...
  2. Wow that's a good find on that over arm....

    Wow that's a good find on that over arm. Unfortunately the owner replaced the geartrain removed with an inverter.
    The 4J manual on Ebay is a hard hardcopy version though, is there a purchasable...
  3. More pictures... 302152 302153 302154 302155

    More pictures...
    302152
    302153
    302154
    302155
  4. 1949 Cincinnati No.3 High Power 4J3P1V need help.

    I recently came across a Cincinnati No.3 that needs some major repair. Machine is not feeding due to a jammed hydraulic drive shaft. I'm having trouble looking for the correct manual and so far all...
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    Thorlabs quoted $110 for international shipping....

    Thorlabs quoted $110 for international shipping. For 2 measly screws. Wow.
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    Thanks for the advise and suggestions. It will be...

    Thanks for the advise and suggestions. It will be done on a Hwacheon Cutex 160. Specs are M3x0.2x6L. Just curious about the single pass though. Is it better to go on a single pass than say multiple...
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    Turning M3 fine pitch on a brass shaft

    Is it possible without wrecking the workpiece? I can't find fine pitch M3 screws off the shelves so am thinking of making them myself.
  8. I machine it slightly over size. Nylon is soft. ...

    I machine it slightly over size. Nylon is soft.
    Stepped bore almost always leaves the workpiece overhanging, and then there's the possibility of the step clipping the trailing edge of the part. At...
  9. Speaking of flipping for op 2, how do you guys...

    Speaking of flipping for op 2, how do you guys stop the part in z? I plug a nylon into the hollow sleeve. Quick and dirty. Holds under 20 microns length wise.
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    Sorry for the stupid question, but what does MNP...

    Sorry for the stupid question, but what does MNP stand for?
  11. Thanks for the input guys. I too was thinking of...

    Thanks for the input guys. I too was thinking of doing that slighly loosen jaw and truing a ground shaft method before bolting the jaws down. Will try it out.
  12. Yes you are right and thanks for the help....

    Yes you are right and thanks for the help. Apologies for the late reply.
  13. How can I remount soft jaws without having to rebore?

    As above. Not a problem if the parts were loose tol. Remounting soft jaws always set the centre off by 20-30microns. Are there any methods to remount soft jaws without boring them yet holding under...
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    Simple and practical bar puller

    Just another simple, cost effective method for a bar puller.

    147654
    147655

    Tolerance under a thou.
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    C axis milling fixture

    http://s2.postimg.org/9p2vtgmeh/DSC_0046.jpg
    http://s12.postimg.org/4c8ad1mel/DSC_0040.jpg
    Made a simple fixture for milling a y feature with C axis. Works a charm! Harderned steel is preferable as...
  16. It appears that the resistors are coated with...

    It appears that the resistors are coated with some clear epoxy (probably to prevent accidental shortage?). How do I remove this coating to check the resistors?
  17. Replaced the turret motor servo amp batteries and...

    Replaced the turret motor servo amp batteries and now the turn mill is orientating correctly. However, after orientation the turret still won't move. It will unclamp and clamp but not rotate. Also...
  18. I should add that I have also measured the...

    I should add that I have also measured the voltage of the turn mill orientation proximity sensor while the turn mill motor is spinning (after pressing turret index button). The voltage stayed at 21V....
  19. Need help? CNC lathe turn mill orientation error

    Hi guys, would appreciate if the experts here could shed some lights on my problem. I have been losing sleep for almost a week now since this problem came out.

    Machine is Hwacheon Cutex-160
    Fanuc...
  20. G76 thread cycle keeps cutting at X absolute regardless of nth pass or DOC

    Below is my G-code :
    G0 X100 Z100 ;
    G76 P020260 Q150 R250 ;
    G76 X105 W-30 P5000 Q0300 F1;
    G28 U0 ;

    On the machine it just kept cutting at X105 on all the passes. Help please…
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