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Type: Posts; User: cam1

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  1. Designer/Machinist opportunity Ottawa,ON Canada

    Hi,
    There is a job opening for a Designer/Machinist in Ottawa, Ontario with the Federal Government.
    Starting salary 48.5k with full benefits, 37.5 hrs/wk 3 weeks vacation/yr.

    The job is listed...
  2. Replies
    35
    Views
    5,786

    Interesting fixture, just 1 observation: Do you...

    Interesting fixture, just 1 observation: Do you not run into problems with chips "hiding" themselves, only to be imbedded on the OD of the next batch of parts ? Careful and festidious cleaning would...
  3. Replies
    57
    Views
    8,423

    Just my 2 cents. I worked with Autodesk Inventor...

    Just my 2 cents.
    I worked with Autodesk Inventor up to R10, excellent software for general mechanical design. Where SolidWorks really shines is in 3D sketching, and complex surfaces, and of course...
  4. Replies
    36
    Views
    4,050

    I send our carbide end mills back to the...

    I send our carbide end mills back to the manufacturer (Deboer), and they come back just like new. Sometimes it's worthwhile to check with the supplier if they offer re-grind services, prior to making...
  5. Replies
    8
    Views
    891

    Yes, but try installing a larger diameter test...

    Yes, but try installing a larger diameter test bar to validate the accuracy.

    regards
  6. Replies
    1
    Views
    929

    Compared to free machining Brass alloy 360 FC,...

    Compared to free machining Brass alloy 360 FC, with a machineability rating of 100 ( as good as it get's, C18200 has a rating of 20 :(. Go back to the basics.Try increasing the feedrate (go up 1.5...
  7. Replies
    8
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    891

    Hi: If the chuck jaws are worn this will work,...

    Hi:
    If the chuck jaws are worn this will work, if the scroll is pooched then you will not be able to correct the problem. It's the same as a worn lead screw on a machine tool.

    regards
  8. Replies
    10
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    783

    Nice new Avatar dertsap, reflects the times. ...

    Nice new Avatar dertsap, reflects the times.

    regards
  9. Replies
    9
    Views
    878

    you have to set the vector (compass) to retract...

    you have to set the vector (compass) to retract the tool in such a manner that it clears the part on a retract move. Try a turn groove toolpath using a parting tool.
  10. Replies
    10
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    1,433

    I second with Geof: People on a mechanical...

    I second with Geof:

    People on a mechanical lifting device= hoisting device safety regulations. Play it safe, find out the rules and regulations before you proceed.Imagine how you would feel if you...
  11. Replies
    9
    Views
    2,067

    Milling tends to want to pull the endmill and...

    Milling tends to want to pull the endmill and holder out of the spindle. The threads in MT series endmill holders are for a drawbar (a threaded rod that sucks the toolholder into the spindle). There...
  12. Replies
    9
    Views
    878

    Hi: One thing we'll need to set are the plunge...

    Hi: One thing we'll need to set are the plunge parameters, these parameters affect how the tool removes material such as undercuts and concave radii. You may have to use a turn/groove toolpath to...
  13. Replies
    9
    Views
    878

    Hi: I've been running Mastercam Lathe V9 for...

    Hi:
    I've been running Mastercam Lathe V9 for about 8 years now in an Aerospace environment. I'd be happy to answer some questions for you. In my opinion Lathe work is
    easier to do because it only...
  14. Replies
    3
    Views
    1,257

    Hi: http://www.wiseco.com/ regards

    Hi:

    http://www.wiseco.com/

    regards
  15. Replies
    11
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    467

    Hi: America was built with small 1 man shops...

    Hi: America was built with small 1 man shops (Henry Ford). If anything, the big shops should be able to run circles around the little guy.Darwin's rules of survival here: Adapt to the new economy or...
  16. Replies
    6
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    1,195

    Chaps: It's all a matter of perspective: perhaps...

    Chaps:
    It's all a matter of perspective: perhaps the video was filmed S of the equator, where quite naturally everything rotates in reverse :)

    regards
  17. Contact the ministry of training colleges and...

    Contact the ministry of training colleges and universities: They will tell you exactly what you need to have in order to qualify. Best of luck!

    regards
    ...
  18. Thread: 4140 vs. 1045

    by cam1
    Replies
    11
    Views
    1,408

    How about a spark test, there are spark color...

    How about a spark test, there are spark color charts that give an indication as to the type of material.

    http://www.capeforge.com/Spark%20testing.html

    regards
  19. Replies
    8
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    1,616

    Hi: That's why we could use Weldments in solid...

    Hi:
    That's why we could use Weldments in solid works to generate a cut list....
    Weldement behave like an assembly using multi body parts.

    regards
  20. Replies
    5
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    856

    Poll: Hi: I use COSMOS to validate certain aspects of...

    Hi:
    I use COSMOS to validate certain aspects of my designs (Gas Turbine Engine test and evaluation environment).
    Here are some observations:
    1. You absolutely must have a solid theoretical...
  21. Replies
    8
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    1,249

    I worked it out: As mentioned before, I...

    I worked it out:
    As mentioned before, I undersized all diameters by .025. Within an hour of parting it gained .010" on diameter @ room temp. By mid afternoon it fit snugly (just a bit tight) onto a...
  22. Thread: super ellipse

    by cam1
    Replies
    2
    Views
    587

    Hi: This may help, with the help of XL...

    Hi:
    This may help, with the help of XL spreadsheet you could generate the equation with a set of xy points. This could be read as a point cloud into a CADCAM sytem. From there it's relatively simple...
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    8
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    1,249

    Thanks for the feedback, I'll let you know if I...

    Thanks for the feedback, I'll let you know if I succeed.

    regards
  24. Replies
    8
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    1,249

    Thanks: The stock overhangs by about 4 inches....

    Thanks:

    The stock overhangs by about 4 inches. I figured that the compression would not appreciably effect the ring 3 inches away from the jaws.
    Everything measured OK prior to parting, and post...
  25. Replies
    8
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    1,249

    Machining virgin Teflon

    Hi:
    I'm experiencing some difficulties in machining the seal as shown in the attachment.
    -I started by chucking a 6 inch length of dia. 4.062 round stock in the 3 jaw.I faced one end and...
  26. Replies
    6
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    854

    Hi: How much grease did you pack into the...

    Hi: How much grease did you pack into the bearing? On many applications, overgreasing causes the bearing to overheat, the grease runs out, and the bearing fails as a result of no lubrication.
    ...
  27. Replies
    18
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    5,795

    Made up this spreadsheet using data from the...

    Made up this spreadsheet using data from the machineries handbook. I've turned mall of th thread sizes at the spindle using this data.

    regards
  28. Replies
    4
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    1,366

    Hi: We have a VMC with Fagor 8055M control,...

    Hi: We have a VMC with Fagor 8055M control, here's a post that works very well.

    regards
  29. Replies
    18
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    1,542

    I suppose that could work, but the coolant I was...

    I suppose that could work, but the coolant I was referring to is cutting fluid that is a combination 97% water and 5% +/- soluble chemicals.
    Let's see if someone else has any comments on using...
  30. Replies
    7
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    1,165

    Many roads lead to Rome.... Sketch a line and...

    Many roads lead to Rome....
    Sketch a line and constrain it to 1/2 inch from each end of the bar (this is the CL of the desired pattern).
    Next place a hole on the end of the line (use hole features)...
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