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

Search:

Type: Posts; User: L Vanice

Page 1 of 60 1 2 3 4

Search: Search took 0.07 seconds.

  1. When I designed and built a small machine tool in...

    When I designed and built a small machine tool in 1976, I used Thomson ball bushings and 60 Case shafting. Worked great. The shafting is soft enough down the middle to drill and tap the ends. I...
  2. Replies
    32
    Views
    1,532

    Long time ago, my father suggested I read Dale...

    Long time ago, my father suggested I read Dale Carnegie's How to Win Friends etc. I think the main thing I remember after all these years is that the author lost a finger when he jumped and got a...
  3. Replies
    28
    Views
    2,134

    Jim has a great website, worth looking at. I bet...

    Jim has a great website, worth looking at. I bet he has machined some coins.

    Riser Machinery

    Larry
  4. Replies
    28
    Views
    2,134

    For production quantities, I would use a Hardinge...

    For production quantities, I would use a Hardinge second operation lathe (not a chucker). They are very accurate machines that take 5C collets directly in the spindle. They are usually equipped...
  5. Replies
    11
    Views
    508

    I think you are missing the OEM draw bar. The...

    I think you are missing the OEM draw bar. The 2MT tooling that fits the spindle can have either inch or metric female threads. I expect the OEM draw bar had metric threads, but I suppose Emco might...
  6. Replies
    9
    Views
    648

    Add two more bars to make a hexagonal array. Now...

    Add two more bars to make a hexagonal array. Now the seven bars will exactly fit inside a round tube of the appropriate inner diameter, which is three times the outer diameter of the bars..

    Larry
  7. Replies
    2
    Views
    195

    Some Sjogren collet chucks have separate adapter...

    Some Sjogren collet chucks have separate adapter plates and others do not. You described a long taper (L00 or similar) mount and I think that is one that has the separate mount, so it can be changed...
  8. Built by M. E. Dept. Catholic Univ. of Amer. ...

    Built by M. E. Dept. Catholic Univ. of Amer.

    Larry
  9. The remaining pictures and the description......

    The remaining pictures and the description...
    275340 275341 275342 275343 275344

    F E Reed Lathe Antique Catholic University of America - $650 (Westminster, MD)
    "I have a very nice F E Reed...
  10. Saving the pictures... 275335 275336 275337...

    Saving the pictures...
    275335 275336 275337 275338 275339

    Larry
  11. The school is in Washington, DC and still has a...

    The school is in Washington, DC and still has a mechanical engineering department. The thread chart on the lathe is marked, "M.E.D. C.U.A." The Reed case with change gears is apparently not...
  12. I bought two or three of these grinders on eBay...

    I bought two or three of these grinders on eBay some years ago. Two of them arrived with the motor base casting broken. The motor is of normal, heavy steel construction. The tilting motor base is...
  13. Replies
    11
    Views
    508

    The collet in your picture is a Universal brand...

    The collet in your picture is a Universal brand double taper collet. They are made in several types, but yours is the type Y that has a maximum capacity of 1/2 inch. I buy my Universal collets...
  14. New members need to read the rules. Machinery...

    New members need to read the rules.

    Machinery Discussion Guidelines

    Is Warco still in business? They should be able to help. At any rate, a UK hobby machine probably has plenty of UK owners,...
  15. Hardinge built bench and cabinet-mounted lathes...

    Hardinge built bench and cabinet-mounted lathes with gear-driven chasing attachments from about 1910 to 1955.They had the ability to cut the same pitch as the lead screw (also called a hob) or...
  16. Most lathes that look like that had spindles that...

    Most lathes that look like that had spindles that take collets directly, without an adapter. The cataract lathes took 3C, 4C, 5C, 6C and 7C, for instance. The C was a 1930's addition to the type...
  17. The bed is a normal Hardinge Chicago Cataract...

    The bed is a normal Hardinge Chicago Cataract with the chasing attachment T-slot on the back. The headstock, slide rest and tailstock do not look like Hardinge components. Remove the chuck and see...
  18. Replies
    15
    Views
    1,701

    My guess is JRIowa. Larry

    My guess is JRIowa.

    Larry
  19. Replies
    17
    Views
    851

    Remember aluminum oxide is the same thing used to...

    Remember aluminum oxide is the same thing used to make many grinding wheels and other abrasives, and will eat HSS tools. It is also, in crystal form, known as sapphire and ruby, just under diamond...
  20. Replies
    22
    Views
    1,268

    Rockwell did not put a pin in their R8 spindle. ...

    Rockwell did not put a pin in their R8 spindle. I bought my mill new in 1974 and have never had an issue with the lack of a pin or had a tool get stuck in the spindle.

    Larry
  21. Replies
    4
    Views
    515

    I noted that the Swedish language thread chart on...

    I noted that the Swedish language thread chart on the lathe seems to indicate that the lead screw has an inch pitch and you need a 127 tooth gear to cut metric pitch threads. That will require...
  22. Thread: Drill bits

    by L Vanice
    Replies
    4
    Views
    502

    Specifically, the bits with two flats are for use...

    Specifically, the bits with two flats are for use in Morse taper adapters, which have bores specific to the bit size. They are called automotive tanged shank bits. They are used in production...
  23. Replies
    12
    Views
    673

    It probably does, if cutting inch pitch threads...

    It probably does, if cutting inch pitch threads on a lathe with an inch pitch lead screw. As has been said, the thread dial is useless for cutting metric threads on a lathe with an inch pitch lead...
  24. Replies
    12
    Views
    673

    I had a lathe with an inch lead screw and, just...

    I had a lathe with an inch lead screw and, just one time, set up the metric transposing gears to cut a metric thread. The thread dial will not work in that configuration. The entire thread must be...
  25. Replies
    16
    Views
    1,453

    My "offer" was advice that the tailstock-mounted...

    My "offer" was advice that the tailstock-mounted knurling tools by Miller (there are other brands) put zero load on your carriage and compound. And they put darn little load on the tailstock feed...
Results 1 to 25 of 1500
Page 1 of 60 1 2 3 4