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Roger

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Posts posted by Roger

  1. 19 minutes ago, JParis said:

    I'd have to lay it out to be certain but it looks like it has everything you'd need

    Though the depth of the teeth doesn't seem to be called out

    Yes, all dimensions for drawing it are there.  But, I think there are conflicts with trying to make all of them viable.

    I have modeled it in Solidworks.   My root dimension is correct at 2mm, My cord length at the top is correct at 2.7mm, and the main body is correct.  It's the 35 degrees, 6.7mm dimension, and number of slots that do not coincide.

    1-73B Reversing Sector.x_t

  2. Any shops interested in quoting the part shown in the screenshot below?

    A little background on this:  I'm now retired, the shop I was working for when I got this project has now sold to another company which only makes their own parts.  I'm still in contact with this person/company, and helping with the design.  He lives in California, so shipping would also have to go into your quote.  It would also need outsourced for anodizing, and polishing, so surface finish on the machining is important! 

    It would be 6061 aluminum, there are other parts that would also need quoted/machined.  Quantities to start 8-10.  Might also be machining a mirror part.

    If interested, please respond by PM, and I could send you the Solidworks files.

     

    The screenshot.....

    Screenshot 2022-06-25 053551.jpg

  3. 1 hour ago, neurosis said:

    It's a different site.  We branched off when they shut down the offtopic here.

    I want to make sure that it's clear that were not trying to take away from this forum but to kinda add the alternative offtopic back. 

    You'll have to create an account on that forum.  If you decide to and have any issues let me know and we'll get it sorted out. 

     

     

    I keep receiving an error message:

    339361118_Screenshot2022-04-30104921.thumb.jpg.8a3118af37822202daf1e88026355d70.jpg 

  4. NEUROSIS:  I've been looking for the OffTopic Forum.  Can you log on to this site with your same account as here?  Or, do you need to join at the OffTopic Site?

    387270228_Screenshot2022-04-30084422.jpg.900658871123da6eb21c74306ab7e0ca.jpg

    I tried to join, but kept getting an error.  Could the area I circled be causing this?

    572891513_Screenshot2022-04-30084547.thumb.jpg.c3d05fdf6739ae30b16d37ff719e9c9a.jpg

  5. 42 minutes ago, gcode said:

    I attended the US Army  Repair Shop Machinists course in Aberdeen Maryland in 1976

    I was a one of 8 Marines enrolled in the Army course. The course and the machines were

    modern and it really was a pretty good course.

    There were class lectures, lessons on microfiche players and exercises on machines with

    instructors to guide you. At the end of each module, you were given a sketch and a piece of stock

    and sent to the secure test shop to build the part.

    I was a Marine and the penalty for failure was assignment to the infantry as a field radio operator. 

    When I started the course I was introduced to a functionally illiterate staff sergeant.

    He was a 3 tour Vietnam era infantry combat vet who had reenlisted to go into the maintenance field.

    Too old and beat up to finish his 20 years in the infantry, he was going into maintenance.

    It was made clear to me  that if the staff sergeant failed the course, I failed the course and my 

    next stop was field radio school at Camp Lejeune. The staff sergeant pretended to be attending

    the classes and I went into the secure testing area with 2 pieces of stock at the end of each

    module.

    Everybody involved turned a blind eye to this, the goal being to get a respected combat vet

    through the course so he could finish his 20 years and collect his pension.

    Once I got to a duty station in the Marines, it was  all WW2 vintage equipment . Leather belt

    driven lathes, shapers, high speed steel tool bits etc etc. 

    There was almost zero actual machining of parts, but I did become a world class broken bolt remover

    My last duty station was El Toro California and my desire to build things led me to take a part

    time job at a shop out in town. I've been in the trade ever since. 

    In the mid 90's I took 3 semesters of Mastercam (V5) followed by 3 semesters of SolidWorks at a local community college.

     

     

    I ran a 72" VTL that was belt driven.. If you didn't feather the clutch when starting the table, it would throw the belt EVER TIME!  I would have to get maintenance guy over to get it back on the pulleys...  Those where the GOOD OLD DAYS, RIGHT??

  6. I started my college machining classes 43 years ago.....(I'm an OLD FART!)  Back then, CNC's where for the most part (NEW) to the machining trade.  We had a paper punch knee mill.  You had to program by hand, type in the code on a teletype machine, feed the mill the program, and run it.  We also had to learn to read the tape..  I don't know why on that though.  I digress..

    Back to the filing, etc.  The first part of the class was to cut a piece of material, FILE all sides, square & parallel, and to length.  After that, you scraped it flat top & bottom using the file end as a scraper.  After that, it was layout of holes that you drilled, tapped, reamed, etc.  Again, having to keep to the print, and the tolerance specified on the print.  We also learned how to sharpen a drill bit by hand, (Both, large (1"), and small).  Welding Bandsaw blades together.  All of our lathe tools where HSS ground by hand.  (That was also graded).

    This was a two year course, and was considered to be the best machining course west of the Mississippi river.  Besides the machining course, you had to take Welding, (Oxyacetylene, Brazing, and Arc.), Blueprint Reading for machinists, Drafting, and Math. (Trigonometry, Algebra, and Geometry.  All the math taught by the machinist instructor).

    The machining part covered, Lathes, (Basic turning, Threading, Cutting angles using the compound, Taper attachment, and Off setting the tail stock, etc.  Also had to memorize all the parts of the lathe, i.e. Chuck, Saddle, Compound, Tail Stock, etc...)  Mills, Grinders, (Surface grinder, Cylindrical grinder, and I.D./O.D. grinder), Shaper machine, Saws, ETC..

    Besides ALL OF THE ABOVE, There was Greensand Casting, Metallurgy, and Heat Treating. 

    IMHO, I think ever machinist out there should start with manual machining before getting into CNC's...

    As an example of this:  When I was taking my Mastercam courses, after many, many years as a manual machinist,  There was a women in the course, (Sent there by her employer), that ask the question, "Why can't you use a drill bit to mill a slot?"

    I'll finish with that.  Good Day!

    • Thanks 1
    • Like 3
  7. On 4/27/2022 at 7:30 AM, Roger said:

    i was trying to add a screenshot earlier, but goofed that up....

    SO, it wasn't just me!!!!  I was trying to drag and drop a screenshot here, and it wouldn't take!!  (INSERT ANGRY EMOJI) 

  8. 2 hours ago, mayday said:

    I got a one year badge, a year of what?

    been here since 2001

     

    2 hours ago, Corey Hampshire said:

    I was wondering the same thing. My date is 2018 and I got a 1 year badge as well. I assume that they are working out the bugs still. 

    EXACTLY!!!  Same here.  I received a 1 week badge, 1 month badge, and 1 year badge.  I joined in 2002!  And then after posting this, I received a 1st started thread badge!  i was trying to add a screenshot earlier, but goofed that up....

    And now the COLLABORATOR BADGE!!

  9. It's a part drawing from the internet, so my son can practice Solidworks modeling. He just started a college program for electromechanical engineer.  So I've been trying to find challenging mechanical drawings for him to model.

    If any of you have any that you can share, or know of a good website to visit, please share...

    • Like 1
  10. The shop I work for is selling the company.  It's located near Vancouver, WA.  Anyone interested in owning their own shop???  Please PM me hear on the forum if so.

    Also, I own the seat of MC that the shop uses.  I'm planning on retiring and want some suggestions on what to do with this seat of MC.  Also, PM me hear if you have an interest.

  11. 2 hours ago, AMCNitro said:

    Ive never use Fusion, Ive always just draw on MC(used to draw on CadKey back in the day) and Im teaching myself SW right, and I HATE SW.  MC is so much simpler...

    That's what I thought many years ago.  I have my own seat of MC and could draw anything I wanted using it.  Then my son was taking Solidworks classes, and we would have competitions creating solid models, and I seen how much better Solidworks handled that.   I also noticed that a lot of programming jobs also wanted someone that knew Solidworks.

    So, I took a couple of evening classes in Solidworks, and did many hours of modeling at home with things I found around the house, etc.  Now I use it exclusively at work for modeling, but more for designing fixtures!  Once you get use to changing back and forth between the two you will see it is a very powerful tool in being a programmer.

  12. Maybe "they" will just make it disappear, like the oyf post I had here.  (It's really sad that some people go around life with a complex!)  I'm another one of the few that has made an investment in MC several years ago.  In fact, at the time, I could not afford it, and borrowed money from my mom, that she received when my dad passed away.  (Social Security, I believe).

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