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  1. stanstocker

    Printer problem

    Greetings, When you check enable acceleration control in Cura all the acceleration settings will be displayed. You may need to click hte hamburger (three horizontal lines) to the right of the search settings box and select expert, I rarely use Cura. In all seriousness though, you might try...
  2. stanstocker

    Book reprints after Lindsay

    Many of the book Lindsay had republished have been scanned and are online at google books. Many can be downloaded in several formats. Just verify the book has the illustrations, many of the earlier scans seem to have only stored the text, leaving white space where an illustration or drawing...
  3. stanstocker

    My shop

    As I get older I find a bit cleaner and more organized shop helps me get things done. Seldom get very far towards some "editor who never set foot in a working shop" idea of the perfect shop as seen in some woodworking magazine photos though. Perhaps it's the clock and watch maker background or...
  4. stanstocker

    Machining aluminum crankcases for model airplane engines questions

    Your drawing appears fine and dandy. Use LOTS of light cutting oil / kerosene / alcohol with this as you are cutting aluminum with a zero degree top rake. Poking a 1/8 inch hole before using the D bit will avoid having the zero speed center zone fighting you the entire way through the hole and...
  5. stanstocker

    Machining aluminum crankcases for model airplane engines questions

    If you are talking about the D bit style just knock them out with W1 or O1 drill rod, mill off just shy of half the diameter, harden, and then stone to a good finish. If talking about the straight flute solid carbide bits I "guess" you could fabricate one on a Quorn, Stent, or similar T&C...
  6. stanstocker

    Machining aluminum crankcases for model airplane engines questions

    A straight flute carbide 13/64 drill will be very stiff and is unlikely to wander in any noticeable amount. Pricey perhaps but if you are really bothered by this issue it's a decent solution. It will leave enough material to ream or do a fine boring pass...
  7. stanstocker

    'Vickie' Stirling Engine - Jerry Howell Design

    It's going to be a gorgeous model!
  8. stanstocker

    Sprayed-on 3D Printed Pattern Filler

    I've dealt with disks larger than my lathe capacity by mounting them on a center shoulder bolt or a rotary table and used the mill. The only trick when using a shoulder bolt is how to turn the work while maintaining control. Obviously climb cutting is out, but somehow when a conventional cut...
  9. stanstocker

    Sprayed-on 3D Printed Pattern Filler

    Greetings! There are two distinct parts to this deal. One is getting the best print, the other is dealing with the areas that aren't good enough. Fixing surface defects / artifacts of a layer based build process (resin or FDM): I typically use auto spot putty rather than a two part material...
  10. stanstocker

    Questions regarding drilling small holes, and runout.

    When I had my clock restoration business the main lathe in my small shop was a Taig with an ER16 headstock. The head stock was shimmed to get the head stock axis and tail stock nicely concentric. With straight flute carbide drill this combination made repivoting a lovely stress free task. The...
  11. stanstocker

    New lathe next week.

    I hope it all goes well! Moving all my Sherline and Taig sized stuff sure was a lot easier and less nerve wracking than moving my full sized woodworking, SB and large mill/drill machines. We're at what we hope will be the rest of our lives place now, but who knows? We're starting the...
  12. stanstocker

    American LaFrance Steam Fire Pumper

    Hi Larry, This is one of the finest model building achievements I've seen. The complexity and beauty of the final model is so far beyond the abilities of most of us mere mortals that it is a joy to look at and an inspiration to try just a bit more beyond the current comfort zone. Thank you...
  13. stanstocker

    CNC Mach 3 Parallel port replacement

    I did real time stuff back in the 70's and early 80's, most of what was critical then just doesn't apply to small machines in the home shop any more. We have crazy fast hardware, lots of RAM, tons of storage space, our processors back then couldn't overflow todays SSDs. The parallel port isn't...
  14. stanstocker

    Mach4 here i come!

    Mach4 runs for 10 minutes or so then stops allowing motion until it is licensed. Cheers, Stan
  15. stanstocker

    CNC options?

    Those fold out handles are a very nice options, something I haven't seen on machines offered in the US. I'll need to look for some as being able to move an axis by hand is very convenient, particularly when adjusting the machine.
  16. stanstocker

    CNC options?

    CNC is great not only for multiples (what many say it's the only thing it's good for), but also complicated shapes that require coordinated motion in two or more axis. Consider the fretwork for a tall case clock. You have the artwork or can generate it easily. Want to spend a few hours with a...
  17. stanstocker

    Prusa XL 3D Printer

    For RC aircraft you may want to use an "ABS Like" resin, or add 5% to 10% Siraya Tech Tenacious Obsidian Black to your other conventional (non water clean up) resin. It makes the prints just a bit more flexible and tougher. Plain run of the mill resin is fairly brittle and smaller parts break...
  18. stanstocker

    Prusa XL 3D Printer

    In the case of a piston with the open end facing towards the vat and away from the build plate, at an angle, you would still perhaps need a suction hole at the "top" of the piston. It can be pretty small, but that oval contact ring with the FEP in the bottom of the vat will create suction when...
  19. stanstocker

    Shriner parade car

    Your shop elves were in high gear eh?
  20. stanstocker

    Prusa XL 3D Printer

    I'm sorry to just be adding on here, I'm waiting for back surgery and they have me on a drug that causes all sorts of weird side effects. Lots of typos, memory gaps, lost time, missed connections, easily distracted. Very frustrating, now I have some appreciation for how a person in the early...
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