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

Search:

Type: Posts; User: CraigB1960

Page 1 of 3 1 2 3

Search: Search took 0.00 seconds.

  1. Replies
    194
    Views
    26,930

    As a retired electrical engineer (PE), this was...

    As a retired electrical engineer (PE), this was my experience as well when in business. I was lucky in my career that I actually got to create power systems that directly improved the grid and...
  2. Replies
    12
    Views
    6,024

    1-3/4" tap drill size for 1-7/8"-8 2B class...

    1-3/4" tap drill size for 1-7/8"-8 2B class thread.
  3. Replies
    23
    Views
    3,151

    Use a DC stepper motor, this is very simple to...

    Use a DC stepper motor, this is very simple to do....and very low cost nowadays. Amble info on the net as well as kits.
  4. Replies
    29
    Views
    4,231

    Actually he is providing you with good guidance....

    Actually he is providing you with good guidance.

    However back to your one question. You should not be able to push on the table and other axis and get any measurable movement..however it might...
  5. Nice job Brad!

    Nice job Brad!
  6. Replies
    27
    Views
    3,890

    I think it is interesting that this board in...

    I think it is interesting that this board in particular wants truth in location information....yet here you go with two accounts that have non-sense in their profile.

    The admin certainly can...
  7. Replies
    17
    Views
    2,310

    She's a beauty!

    She's a beauty!
  8. I thought this was a very unprofessional writeup...

    I thought this was a very unprofessional writeup considering this was an accident report dealing with a fatality and Nuclear Power Plant. Nothing was mentioned about why the beam failed, how the...
  9. Yes..my address for the drop-off! ...

    Yes..my address for the drop-off!

    Congratulations on the purchase!
  10. Here's some information with a photo of what it...

    Here's some information with a photo of what it looks like today.


    https://en.wikipedia.org/wiki/Portsmouth_Block_Mills


    Click on the image to view a larger size.
  11. Replies
    9
    Views
    1,135

    It seems to me it would be real easy to have a...

    It seems to me it would be real easy to have a tap snap recognition sensor. A simple light beam to detect when the tap has snapped off and would stop the process automatically.
  12. Replies
    60
    Views
    5,094

    I am an EE with a PE...though retired. I leave...

    I am an EE with a PE...though retired. I leave your medical discussion between you and your doctors. As far as school, 35 is not very old and it sounds like you don't need too many additional...
  13. I honestly have not read though all the replies,...

    I honestly have not read though all the replies, but seriously this should be handled by the PE that is signing off on your electrical drawings.
  14. Replies
    8
    Views
    1,613

    When I size a VFD I go 2 times motor HP. Works...

    When I size a VFD I go 2 times motor HP. Works fine for small motors like your BP. As far as soft start....what is it not doing now that you think a 3 HP rated one will do better?
  15. Replies
    25
    Views
    7,741

    Just a few quick comments from my limited use so...

    Just a few quick comments from my limited use so far.

    For the cost of the Pro version, I went ahead and purchased it for the added features. It provides a lot of nice features and is presented...
  16. I agree with this. I use a 2HP TECO VFD on my...

    I agree with this.

    I use a 2HP TECO VFD on my Step-Pulley J-Head, works great. One thing missing in this discussion that the homemade (or low cost store bought) RPC is lacking are the enhanced...
  17. Replies
    4
    Views
    2,213

    There are a ton of manuals on the web. Search...

    There are a ton of manuals on the web. Search for Bridgeport manual parts list

    http://www.hardingeus.com/usr/pdf/Knee%20Mills/FullManual.pdf

    Edit:

    Here's a photo breakdown of the J-Head...
  18. Replies
    25
    Views
    7,741

    I will try it out. Right now I use the MCPro2,...

    I will try it out. Right now I use the MCPro2, which works well for what I do.
  19. I find this to be horse crap. They were not...

    I find this to be horse crap. They were not disrespectful...

    I've interviewed many engineers and technicians and sometimes they had to wait. It is hard to gather up all the folks and/or...
  20. Do you have a tool post grinder? If not, I would...

    Do you have a tool post grinder? If not, I would simply buy another chuck. Even some of the imports hold .002" or better TIR for $150 for a 6" 3-jar. If you do have a tool post grinder, there are a...
  21. After grinding my own HSS blanks, I found a...

    After grinding my own HSS blanks, I found a company named Arthur Warner Co.

    I have not ground another one since! They are HSS inserts and when worn, just remove and hone on a stone. It is like...
  22. Replies
    36
    Views
    3,233

    Hi Dan, as per our conversation I'll take #2. ...

    Hi Dan, as per our conversation I'll take #2. Please PM me the details.

    Thanks,
    Craig
  23. Replies
    6
    Views
    1,721

    There is a Sheldon Yahoo group that has a lot of...

    There is a Sheldon Yahoo group that has a lot of experience on problems with these lathes. It is run by a man named John Knox, he is a wealth of information as he worked for Sheldon for a very long...
  24. I'm guessing the 26 years before you owned it was...

    I'm guessing the 26 years before you owned it was the rough years on it?
  25. Replies
    37
    Views
    4,551

    That is exactly what I would do. The photo...

    That is exactly what I would do. The photo posted looks like a weld to me and I might add is different than the drawing. The second photo posted confirms this.
Results 1 to 25 of 70
Page 1 of 3 1 2 3