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

Search:

Type: Posts; User: Erich

Page 1 of 15 1 2 3 4

Search: Search took 0.01 seconds.

  1. Replies
    7
    Views
    438

    When you "furnish the details" you are doing...

    When you "furnish the details" you are doing design/engineering work. Inform him that the going rate for engineering is $150/hr. And you will be marking up any outside sourced work by 15%.
    The...
  2. A lot of that kind of stuff are optics mounts....

    A lot of that kind of stuff are optics mounts. Try Thorlabs, Inc. - Your Source for Fiber Optics, Laser Diodes, Optical Instrumentation and Polarization Measurement & Control

    Optical Post...
  3. I recently had to pull an unthreaded dowel pin...

    I recently had to pull an unthreaded dowel pin out of the end of a camshaft for a small block Ford.

    I clamped the pin tightly in the vise. I used a small pickle fork and a hammer to force the...
  4. Replies
    56
    Views
    3,129

    When you can't find your optivisor, check your...

    When you can't find your optivisor, check your forehead! DAMHIKT.

    Second trick when it is misplaced. Loudly announce in the presence of others that you are a complete idiot and can not find your...
  5. Replies
    10
    Views
    705

    The no temper part makes me say hmmmmmmmmmmmm.

    The no temper part makes me say hmmmmmmmmmmmm.
  6. Britishism for dumpster.

    Britishism for dumpster.
  7. Replies
    11
    Views
    650

    If the axle is cantilevered, it needs to be...

    If the axle is cantilevered, it needs to be larger at the base to carry loads, can be smaller at the end.
    Saves weight, somewhat important on mobile equipment.
  8. Replies
    14
    Views
    906

    And the never to be forgotten. GET OFF MY LAWN!

    And the never to be forgotten. GET OFF MY LAWN!
  9. Replies
    9
    Views
    568

    Wall thickness on bushing?

    Wall thickness on bushing?
  10. Replies
    23
    Views
    1,073

    Look very closely at the face of the shoulder on...

    Look very closely at the face of the shoulder on the lead screw, also the end of the threaded piece. You will see they are worn, not square to the axis anymore. Chuck them up and clean them square,...
  11. Look at it this way. When feeding by hand, all...

    Look at it this way.
    When feeding by hand, all the motors power is going to turning the spindle to take the cut.
    The power to advance the carriage comes from you, the carriage don't advance itself....
  12. Replies
    16
    Views
    1,182

    A tool and die maker once asked me what the...

    A tool and die maker once asked me what the difference between a machinist and an engineer was.

    When a machinist makes a mistake its called an f'up.

    When an engineer makes a mistake its called...
  13. True temper I agree whole heartedly. My RV is a...

    True temper I agree whole heartedly. My RV is a small model built on a dually MB sprinter van chassis.
    There is almost no spare space in this RV. The factory slinky storage is made with 4 inch DWV...
  14. I am using this tubing and elbow as the storage...

    I am using this tubing and elbow as the storage system for the stinky slinky on my RV. The factory system uses 4 inch drain PVC tubing. The ID is right at 4 inches. The sewer hose fits down the...
  15. The horror story on those that I have heard is...

    The horror story on those that I have heard is the link on either side breaks in two under load.
    Any design that puts cast iron pieces in tension needs to be place on the ash heap. And the designer...
  16. The comments to just bore it out on the lathe or...

    The comments to just bore it out on the lathe or mill or open up with a drum sander made me wonder If people were thinking straight fitting. Just clarifying.
  17. 314204 Here is a picture of the type of part I...

    314204

    Here is a picture of the type of part I would like to open up.
  18. Looking for a tool and/or process to modify a plastic elbow fitting.

    Okay I have a need to modify qty 1 of a 4 inch PVC Elbow fitting.
    Fittings are all designed to work with Schedule 40 wall thickness pipe.
    For this application I am using thin walled pipe and I...
  19. Replies
    5
    Views
    437

    Engine power and pump displacement/rev? Are they...

    Engine power and pump displacement/rev? Are they running at the same rpm or is there gearing in between?
  20. Replies
    12
    Views
    3,531

    Because the videos were posted 11 years ago. A...

    Because the videos were posted 11 years ago. A lot happens
  21. Replies
    22
    Views
    1,198

    What is the material PI tape is made from? What...

    What is the material PI tape is made from? What temperatures are the environment and measured item?

    FYI a 40 inch diameter mild steel item changes circumference by 0.0008 inches for every degree...
  22. Replies
    17
    Views
    1,047

    The rounded threads are how threads are finished...

    The rounded threads are how threads are finished on an injection molded bottle. Think Nalgene screw top bottles.
  23. The two gears do not have to be mounted at the...

    The two gears do not have to be mounted at the same radius from the stud gear. That is another way to make it work.
  24. Replies
    8
    Views
    693

    I am going to assume that you are using High...

    I am going to assume that you are using High Speed Steel cutting tools (HSS) This material is appropriate for use on a 100 year old lathe with the stiffness of old bubble gum.

    Each material has a...
  25. You might ask if they can mold your compound an...

    You might ask if they can mold your compound an color in a tensile test "dog bone" This will be a flat piece that should be easy to mark on. Its a standard shape so the material company should have...
Results 1 to 25 of 356
Page 1 of 15 1 2 3 4