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  1. #1
    Bret Rochotte is offline Cast Iron
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    Default Pratt & Whitney No. 1 Drill Press

    Hello Gents;

    Tomorrow I plan to bring home this drill press:

    http://limaohio.craigslist.org/tls/1141592295.html

    The seller told me a few days ago a machine tool collector made a higher offer but then called me back today to let me know he decided to pass on it. Its got some slop in the quill but no major problems. The feed wheel on the left is a brass spoked wooden rimmed wheel of some sort, maybe off an old car or tractor, might be worth more than the drill press, certainly not original. I just scored some NOS MT#3 core drills and 2" belt that will work well with this. Wish me luck,

    Bret

  2. #2
    Tank is offline Cast Iron
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    Bret, that's a nice score. Do it justice.

    Tank

  3. #3
    Hephaestus72's Avatar
    Hephaestus72 is offline Hot Rolled
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    restored that'll be a gem.....I'm jealous

  4. #4
    Joe in NH is offline Titanium
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    There was one like this at the now discontinued Smithsonian "Centennial of a Centennial" exhibition in the Arts & Industries Building back through the 1980s. I would put the date at "early 1870s" from what I know of P&W styling.

    Original paint color might be a clue as to how early. If it's green (or possibly red) then it's early. (before 1870) If it's black then it's middle (1870-1881) If it's dark grey, then it's late (1881 through 1902ish) If it's light grey then probably 20th century.

    I would guess from the "Pratt & Whitney Co." nameplate this one is probably black.

    Joe in NH

  5. #5
    aguysmiley is offline Plastic
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    Congrats on your new drill press. I was the guy that had made the higher offer. Then I found and bought this WF&J Barnes. http://cincinnati.craigslist.org/tls/1152166804.html

    I still would have bought the Pratt & Whitney, but they said they had someone who really wanted it. It would be about a three hour drive for me anyway. I'm just glad to know it will be taken care of.

  6. #6
    Bret Rochotte is offline Cast Iron
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    Default Its dirty

    Hello;

    The drill press is home and I have not done much with it yet. Its hard to tell what color it is, its covered in dirt and grime, but there is some red, might be over spray from painting a Farm-All he had in the barn. When I get it cleaned up some might be able to determine the base coat. Thanks Joe for the info. I would like to find a picture of the original set up... I have not had time to look in Rose yet.

    Bret

  7. #7
    Joe in NH is offline Titanium
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    I have a 1976 Smithsonian Book on the C of a C which may show this DP (or one like it.) I'll see what I can dig up. Scanner still here? Yup!

    Get back to you on this if I can.

    Joe in NH

  8. #8
    Joe in NH is offline Titanium
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    Well, not exactly the same DP, but still Pratt & Whitney. Some other goodies to enjoy and strive for too.

    1876 was the year that Joseph R. Brown came out with his cylindrical grinder - which obsoleted Pratt & Whitney's lathe based grinder shown in the cut.

    Note that the engine lathes were all "weighted." Common in 1876 and most especially in New England.

    Hope the pix isn't too small...

    Joe in NH
    Attached Thumbnails Attached Thumbnails scan0001-1.jpg  

  9. #9
    loggerhogger is offline Stainless
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    That wooden wheel looks like it was a steering wheel from a Model T

  10. #10
    Bret Rochotte is offline Cast Iron
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    Default Clean up

    Hello;

    I manged to move the drill from its prone position "out back" to a more secure location on the porch of my building using an old snowmobile dolly. I've started taking it apart to clean it up and asses the wear and or damage. The feed wheel (old model T steering wheel) was pinned on with a round pin where a square key should have been. I tried pulling on the wheel but was afraid I'd break it so I drilled, tapped it for an 8-32 screw and pulled it out with a slide hammer. The feed pinion and shaft was now free to come out.



    The rectangular flat with 2 holes was unoccupied, a buddy of mine has what looks like a buggy step on the side of his drill press that a Morse drill index like the one below fits nicely in. Is that what is missing here?



    The quill was easy to get out, but I noticed the adapter sleeve had been welded into the quill. Should I leave good enough alone or grind off the welds and remove it? Not sure what I will find if I take it out.



    One more surprise: I was trying to pull out the lower cone pulley shaft and was having trouble getting the large v pulley off. So I turned my attention to the set screw on the cone pulley to slide it out, then press it off the shaft. Big pulleys can be expensive, and until I find the right 10" flat belt pulley I will keep what is on it. The cone pulley moved on the shaft but it all came to a dead stap after about 2". Next I removed the small hex screw seen in the center of the photo below. Bright shiny metal that didn't move when I turned the shaft. Babbitt. It was then that I noticed the shaft had been turned down to a smaller diameter, apparently the screw covered a fill hole when the bearing was repaired, cast in place. So now I guess I live with it as is or melt it out and re pour the Babbitt, or hack saw through the shaft and replace with bushings or re pour the Babbitt. Was that clear? I'm open for suggestions.



    Thanks,

    Bret

  11. #11
    Robert Lang is offline Stainless
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    Quote Originally Posted by Bret Rochotte View Post
    The rectangular flat with 2 holes was unoccupied, a buddy of mine has what looks like a buggy step on the side of his drill press that a Morse drill index like the one below fits nicely in. Is that what is missing here?
    That is where the belt shifting bracket, to the free and fast(on/off) pulleys, would have been bolted on. The free/fast pulleys would be where the large V pulley is.

    Rob

  12. #12
    George Andreasen is offline Stainless
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    Just a side note..that steering wheel is NOT from a model T Ford. One spoke of your wheel has a hole for a "suicide" knob and T's never had that. Might be interesting to put in on Epay...somebody might identify it and you'll get some money back on your drill press purchase!

  13. #13
    Bret Rochotte is offline Cast Iron
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    Default pinion removal

    Hello;

    I'm trying not to have too many unfinished projects going at once, so I've decided to get the drill press done. I want to remove the pinion and bevel gears at top to help clean and inspect. The pinion is keyed to the shaft and end play is limited by a collar with a set screw. The following pictures show this:





    Should I:
    1. leave it alone and just clean it up the best as is or

    2. drive the shaft out with a soft pin and dead blow hammer?

    3. try to remove the key first, the pound out the shaft?

    4. something else.

    No other means of securing the pinion to the shaft is evident, only the key, set screw on the collar and of course the set screw on the cone pulley. I assume the shaft is a press fit on the shaft. I don't don't want to start whacking with a hammer and break something. Thanks,

    Bret

  14. #14
    Andy FitzGibbon is offline Titanium
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    Quote Originally Posted by Bret Rochotte View Post

    The quill was easy to get out, but I noticed the adapter sleeve had been welded into the quill. Should I leave good enough alone or grind off the welds and remove it? Not sure what I will find if I take it out.
    You will probably find a smaller Morse taper in the spindle. They probably added the adapter sleeve in order to go up a size on the taper.
    Andy

  15. #15
    Bret Rochotte is offline Cast Iron
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    Default Cleaned up and Primed

    I've been distracted by a number of other projects but little by little I'm making progress on the drill press. The mainframe is painted and I'll be moving on to the other smaller parts. A few shafts need worked on and perhaps bushed.




    Bret

  16. #16
    reggie_obe is offline Titanium
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    Default Taper drill holder

    Can we see more of the taper drill holder/index? Inside views maybe? Never saw one before, how does it function?

  17. #17
    Joe in NH is offline Titanium
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    Very nice looking so far. Envy mode ON.

    Joe in NH

  18. #18
    Bret Rochotte is offline Cast Iron
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    Default Morse drill index

    Hey Reggie;

    The drill index is a Morse pat no 702,904, here is a link:

    http://www.datamp.org/displayPatent....02904&id=12620

    Not really for taper drills,

    Bret

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