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Type: Posts; User: Cyclotronguy

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  1. Replies
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    308

    If I had to guess I would think it came from a...

    If I had to guess I would think it came from a vintage universal grinder, Possibly B&S
  2. Hey unknown, possibly cogent but maybe not. As I...

    Hey unknown, possibly cogent but maybe not. As I am sure you know, diodes only conduct when the voltage on their junctions is greater than what's downstream from them. As a result with a cap input...
  3. Ahh, I've been in your ditch and I think I know...

    Ahh, I've been in your ditch and I think I know the way out. It's not the bench grinder it's the general purpose stone they come with, the bond is way to hard and the abrasive mostly non friable. ...
  4. Sir Tormek is generally considered a hobby...

    Sir

    Tormek is generally considered a hobby machine. That said; As apprentices we were all expected to learn how to offhand grind drills and lathe tools. The learning curve for hand dressing...
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    708

    IF the deceased owner was from Reno NV, there...

    IF the deceased owner was from Reno NV, there might be history to be had.
  6. Matt, Yes a 90 degree bend or two, baffling,...

    Matt,

    Yes a 90 degree bend or two, baffling, plus damping helps with noise greatly: and more so with high frequencies. Related story: put a couple of street ell's between a reciprocating air...
  7. Too little information on what you expect in...

    Too little information on what you expect in terms of results A 1" x 72" 120 grit ceramic slack belt at 6500+ sfm and hand feed might be perfect. If the spec is a it more exacting then perhaps...
  8. If the results are not snappy enough you an...

    If the results are not snappy enough you an always add another idler to your 5HP American rotary RPC.
  9. As are the "S" oversize holders.

    As are the "S" oversize holders.
  10. At issue is the world in which he is playing, in...

    At issue is the world in which he is playing, in radiation fields, material science as we commonly know it is frequently "out the window"
  11. I had one and in 20 years it only ran one job,...

    I had one and in 20 years it only ran one job, but it did it several times a year. A commercial bakery turned out 100k sugar cookies a day, a lot of them sessional.. Christmas trees, stars, animals...
  12. I've been in your world and I know just what...

    I've been in your world and I know just what you're up against. In the same situation the Rx was to get the OEM rep to spec "nuclear grade" anti-seize. The same sort of scenario occurred with...
  13. I agree a catch box off the end of the chuck...

    I agree a catch box off the end of the chuck works best. Having said that my home shop Taft Pierce came with a cast dust collector wheel guard with 2" port. I added an adjustable tongue so you have...
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    Accu-rite scale pin out

    Accu-rite seems to have two connector styles for their readers circular and oval

    Does anyone have pin-outs for both style connector? I am assuming that both glass scales are otherwise similar...
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    I worked for a guy once that made his own R8...

    I worked for a guy once that made his own R8 holders. An old German and the fastest machinist I've ever seen, Ex instructor at San Francisco State, teaching machine tool technology and running...
  16. I have two lathes running the largest wedge style...

    I have two lathes running the largest wedge style Aloris that will fit and probably 75 holders... they're good for a couple of thou in terms of repeatability and are mostly semi-rigid. They are not...
  17. Many of the foams degrade and the residue is...

    Many of the foams degrade and the residue is corrosive, even to satin chrome pieces.. no foam!

    Instrument cases were were traditionally mahogany

    Oak is bad because of the tannic acid.. but...
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    Those were very spiffy, lots of clearance around...

    Those were very spiffy, lots of clearance around the wheels due to the belt drive.
  19. Replies
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    Month and last two digits of the build year are...

    Month and last two digits of the build year are generally stamped into the key on the bottom of the ram on the bullet vises If you want more go over to Garage Journal, they have hundreds of pages...
  20. Thread: "E-Stop"

    by Cyclotronguy
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    842

    Thanks guys: I was going for the easy answer on...

    Thanks guys: I was going for the easy answer on a VFD powered 2HP 2" x 72" belt machine that I had originally wired into a manual fused disconnect.

    I just ordered up a new enclose, control...
  21. Thread: "E-Stop"

    by Cyclotronguy
    Replies
    11
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    842

    "E-Stop"

    On a small 2HP belt sander powered off of a VFD I wanted to put an across-the-line "E-stop" on the incoming 240Vac (1P) and was hoping to not have to add a control transformer and contactor; In other...
  22. The 2 x 72 ceramic belts from "combat abrasives",...

    The 2 x 72 ceramic belts from "combat abrasives", for the price seem great, they do an assortment pack that is pretty cheap. For wood and mild steel as an introduction however you'd be better off...
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    Thanks guys, perhaps it's as simple as a cabinet...

    Thanks guys, perhaps it's as simple as a cabinet maker could carry a 9" combination square comfortably in an apron but not the more common 12".

    If I am doing repetitive layout on sheet metal I'll...
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    Vintage Starrett

    A curiosity. Over the years family members have gifted me with tools that are more wall hangers than daily drivers. One being a Starrett combination square with a 9" 4R blade and stippled frame . ...
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    Right or wrong (and so far no issues I've...

    Right or wrong (and so far no issues I've noticed) I had one that was totally frozen from dried out grease. I bought a gallon of dehydrated kerosene at the hardware store filtered and decanted it...
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