Search Results - Practical Machinist - Largest Manufacturing Technology Forum on the Web
Close
Login to Your Account

Search:

Type: Posts; User: jhruska

Page 1 of 60 1 2 3 4

Search: Search took 0.03 seconds.

  1. Replies
    1
    Views
    427

    If it was the belt for the Reeves variable speed...

    If it was the belt for the Reeves variable speed drive that is odd. The cog belt at the left end of the headstock usually holds up until the pads rip off.

    I did a repair on the internal collet...
  2. Run it. no other collateral damage will occur....

    Run it. no other collateral damage will occur.
    Parts are still available, pins, cam ring, and #'s 20, 57 tho pricey.
    The threads for the pins, 1/4-24 unless my memory is fogged. These threads are...
  3. aribert; This may sound screwy but try it...

    aribert;

    This may sound screwy but try it anyway :D
    With the mill running in Hi rotate the cam ring, not so far to disengage the splines but enough to vary the pressure of engagement between #20...
  4. The radial splines on parts #20 and #57 when new...

    The radial splines on parts #20 and #57 when new are square, like a crown gear with square teeth. As they wear the shape is very much like a trapezoid.
    The rattle is pronounced during intermittent...
  5. Belt noise; a v-belt will a take a 'set shape'...

    Belt noise; a v-belt will a take a 'set shape' and could be a source. Look at the belt while running, replace or adjust tension.
    When is the sound present? Hi and/or Low speed?
    Low speed, when the...
  6. Dan, forget the Sidney and go get this...

    Dan, forget the Sidney and go get this Springfield in Chicago for $220.
    https://chicago.craigslist.org/chc/tls/d/chicago-metal-lathe-and-accessories/6925754056.html
    260873
    :D
    John
  7. Does the bar have the hydraulic pump? see photo...

    Does the bar have the hydraulic pump? see photo
    Table clamping may be from hydraulic pressure.
    Failure to clamp may be a solenoid problem.
    260872
    John
  8. Replies
    7
    Views
    769

    And the tailstock: 260869260870 The ways are...

    And the tailstock:
    260869260870
    The ways are the same too.
    John
  9. Replies
    15
    Views
    1,229

    It's the three bearings for the end housings. One...

    It's the three bearings for the end housings. One at each end of the table and one for the saddle. The stub end of the screw shafts are supported by the bearings and the shaft terminates with a ball...
  10. Replies
    15
    Views
    1,229

    Mobil synthetic - red grease if that's what you...

    Mobil synthetic - red grease if that's what you are using is soluble in oil. Just add a few drops of oil to change the viscosity.
    John
  11. Replies
    20
    Views
    1,910

    Free Flips! 260149260150260151 Good looking ...

    Free Flips!
    260149260150260151
    Good looking
    John
  12. Replies
    18
    Views
    1,321

    Ok on post #10.... Having only the Y-Axis...

    Ok on post #10....

    Having only the Y-Axis window is tight quarters.
    I have made repairs where the adjuster screw and keeper were snapped off. The casting is a solid stop for the nut in one...
  13. Replies
    6
    Views
    741

    Price for #3 ? PM sent John

    Price for #3 ?
    PM sent
    John
  14. Replies
    27
    Views
    1,187

    Shop used soluble oil with spray misters. The...

    Shop used soluble oil with spray misters. The thirty human filters could not keep the fans and screens clean. Changed to synthetic coolant.
  15. Replies
    23
    Views
    1,877

    I'll send a PM. Even after clean up the printing...

    I'll send a PM. Even after clean up the printing is hard to read.
    259297259298
    John
  16. Replies
    23
    Views
    1,877

    There is a reproduction South Bend cutter gage...

    There is a reproduction South Bend cutter gage available on ebay. $12.99/2.00. Same guy makes a re-pro grinding block set.
    search terms South Bend cutter gage
    259224
    John
  17. Replies
    23
    Views
    1,877

    Forgot to mention grinding dust. Think of it as a...

    Forgot to mention grinding dust. Think of it as a toxin for the lungs. Silicosis - silicon carbide grinding wheels related topic.
    Grinding wheels of different colors are sold. 'Generally' they start...
  18. Replies
    23
    Views
    1,877

    Norton grinding and wheel selection as a...

    Norton grinding and wheel selection as a downloaded pdf:
    vintagemachinery.org/pubs/1834/6637.pdf

    Grinder basics:
    Safety Glasses
    Never wear gloves
    Dressing Tool, best is a diamond mounted in a...
  19. Replies
    23
    Views
    1,877

    You are right, but it is a step up from free-hand...

    You are right, but it is a step up from free-hand grinding. Not many will have resources or coin for repeatable set-ups.
    John
  20. Replies
    23
    Views
    1,877

    Cyborg, thanks for the link to the other pics and...

    Cyborg, thanks for the link to the other pics and instructions. I nabbed them and saved them in a file. Although I have done a lot of off-hand tool grinding for radius tool and drills, a fixture is...
  21. Replies
    23
    Views
    1,877

    Dimensions I do not have as these photos were...

    Dimensions I do not have as these photos were posted by someone else.
    Knowing the front clearance angle of the tools to grind should be a starting point.
    259031259032259033
    John
  22. The saw, aka the stagged tooth cutter? John

    The saw, aka the stagged tooth cutter?
    John
  23. The wheel follows one leg of a set that fits...

    The wheel follows one leg of a set that fits across flat machine ways. The groove the wheel follows has dips so the depth of cut varies.
  24. Replies
    18
    Views
    1,496

    Ah... was thinking he referred to the inboard...

    Ah... was thinking he referred to the inboard side of the rear spindle bearing.
  25. Replies
    18
    Views
    1,496

    tobnpr, Did you see the thrust bearing? ...

    tobnpr,

    Did you see the thrust bearing?

    258571
    Add lube to the bearing via the little hole.
    John
Results 1 to 25 of 1500
Page 1 of 60 1 2 3 4