Trebuchet Week:  Make 'em Think - The kids design, build and test a trebuchet.  The goal?  Hit their Physics Teacher in the face with a water balloon at 35 meters.  We are joined by that teacher, Mr. Pat Kaplow of Windham High School.

A Surface Grinder Finish Puzzle - I worked with John Saunders  @nyccnc  to noodle out a weird surface finish puzzle.  I consulted with  @ROBRENZ  , and we had the epiphany.  

Another 3D Printed Grinding Jig - holding gage pins for end grinding... to use as a cutting tool?!??!  We are joined by Ike IG: @unixcarbide, and  @unixcarbide6724  .


Links for products/designs mentioned are at pfg.gg/links

Follow me on Instagram at "spencer_webb_nh".

("PFG Stones®" is a registered trademark of Kinetic Precision)

PFG.Live 2023-1029: Make 'em Think

The audio from our weekly PFG Live video series on YouTube. Our channel is “Kinetic Precision NH”.

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Form 4 Arrives: One Software Glitch - It's up and running and the first prints are spectacular.  But, getting started was not trivial, and it took some doing.  It's always software, ain't it?!

Kish and Moly: A True Story - We revisit the classic story to celebrate the availability of Moly Sticks for diamond wheel dressing on the KP Store.  And, y'know, knowledge.

Grinding Wheel Uniformity - A gedanken experiment leads to a scary result in grinding.  An unsolvable problem?

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Save $500 at FormLabs by using my referral code at the Links page, below.

Links for products/designs mentioned are at pfg.gg/links

Follow me on Instagram at "spencer_webb_nh".

("PFG Stones®" is a registered trademark of Kinetic Precision)

Local Elevator by Kevin MacLeod is licensed under a Creative Commons Attribution 4.0 license. https://creativecommons.org/licenses/by/4.0/

PFG.Live 2024-0526:  Kish and Moly: A True Story

FormLabs 4: Second Visit Followup - In which I asked FormLabs to print some samples on the new Form 4, and I got to do further investigating.  And, boy, did I find out some things.  :-)

Printing Grimsmo Bearing Cages: P11 Wins! - John asked if we could try SLA-printing his bearing cages.  It only took until P11, but it seems to be skookum.

Self-Checking Gages - We discuss two  useful examples of self-checking gages, and several cases that are not!

Source for small quantities of pitch:  https://firsthanddiscovery.com/

-----
Save $500 at FormLabs by using my referral code at the Links page, below.

Links for products/designs mentioned are at pfg.gg/links

Follow me on Instagram at "spencer_webb_nh".

("PFG Stones®" is a registered trademark of Kinetic Precision)

Local Elevator by Kevin MacLeod is licensed under a Creative Commons Attribution 4.0 license. https://creativecommons.org/licenses/by/4.0/

PFG.Live 2024-0519: Printing Grimsmo Bearing Cages: P11 Wins!

Upgrade to Form 4 Printer? - We've been making the family of NOZ products on the  @Formlabs  Form 3+ printer.  How do we react to the new Form 4?

Productize 6-inch Lapping Plates? - As we build out out hand-lapping system, requests for the 6-inch lapping plates are coming in.  Do we add it to the KP product list?

Over-automation in the Small Shop - Can you have too much automation?  Yes!  When do you know it's time?  


Links for products/designs mentioned are at pfg.gg/links

Follow me on Instagram at "spencer_webb_nh".

("PFG Stones®" is a registered trademark of Kinetic Precision)

Local Elevator by Kevin MacLeod is licensed under a Creative Commons Attribution 4.0 license. https://creativecommons.org/licenses/by/4.0/

PFG.Live 2024-0505: Over-automation in the Small Shop

Lapping From Ra to Rz - I was challenged by  @proteummachining   to start looking at Rz rather than Ra for surface roughness.  Let's see why.

Wireless Devices In The Shop - In which I cross the streams.  Inspired by  @JohnGrimsmo   having issues with his Bluetooth probe, I find it necessary to talk antennas.  Again.

The Joy Of Unnecessary Precision - We love to chase it, but at what cost?  If you're doing it as a business, know your limits.


Links for products/designs mentioned are at pfg.gg/links

Follow me on Instagram at "spencer_webb_nh".

("PFG Stones®" is a registered trademark of Kinetic Precision)

Local Elevator by Kevin MacLeod is licensed under a Creative Commons Attribution 4.0 license. https://creativecommons.org/licenses/by/4.0/

PFG.Live 2024-0428: The Joy Of Unnecessary Precision

3-inch ToolMakers Flat: First Lapping! - After all the preparation, I finally do the first lapping... and it rocks.  Process improvements will, of course, ensue.

The Expensive Stuff Is Cheaper... Again. - In which I buy a carbide tool which was cheaper, and end up breaking it.  Then buying what I should have bought in the first place.

Buying Stuff To Take Apart And Learn - My son, Jared, asks if we can buy a thing to take apart.  Because he wants to design a better one.  Correct parental answer??  "OF COURSE!!".


And more...


Links for products/designs mentioned are at pfg.gg/links

Follow me on Instagram at "spencer_webb_nh".

("PFG Stones®" is a registered trademark of Kinetic Precision)

Local Elevator by Kevin MacLeod is licensed under a Creative Commons Attribution 4.0 license. https://creativecommons.org/licenses/by/4.0/

PFG.Live 2023-1029: Make 'em Think

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