Single Point Threading SIMPLIFIED

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Published 2024-04-04
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This week I will attempt to demystify and explain the process of single point threading in an approachable and easy to understand manner.
The purpose of this video is not just to walk through the steps of single point threading on the metal lathe.
But instead, I will attempt to define the screw thread and it's major components using simple language and concepts.
Then, we will talk about how we reproduce the thread using the metal lathe, and why it all works the way that it does.
Hopefully, through this video you will gain the knowledge and confidence to tackle any type of single point threading operation with ease, and not just watch someone else go through the steps of making a thread.
If you have any questions, please leave a comment below.
And don't for to like and subscribe for more machining projects, tips, and tutorials.

My Lathe: MSC / Prince 9517350 - 13x40 Manual Metal Lathe
My Milling Machine: Bridgeport Variable Speed Series 1 "J Head"
My other Milling Machine: Brown & Sharpe No. 2 Plain "light type" Universal Milling Machine

CREDITS:
Music and Sound Effects courtesy of www.epidemicsound.com

   / @hersch_tool  

All Comments (21)
  • @robertharper8776
    Don't sell your self short. You have a lot of talent! The little lecture on threads was good and reminded me of when i was in shop class. I had a great shop teacher, Mr pete reminds me of him. Thanks for the video i enjoyed watching
  • @25409019
    You make it look so simple, man. Thank you.
  • @ChrisShenar
    This is the easiest-to-follow explanation of Single Point Threading that I've seen...And I've seen a bunch in trying to get it down before trying it. Thank you for this!
  • @smashke
    Great job explaining a lot of the nuances that other tutorials leave out. I applaud your progress and dedication.
  • @irish-simon
    Great explanation of screw cutting 33 years time severed and we were never thought and still aren't in tech so I've been told or maybe i was out that day to dis-in-gauge the half nut or use the compound slide we still just slam that bad boy in reverse and start again also means we don't need a grove at the end of the thread
  • @tomnielsen3661
    You make it look so simple, nice job! Someday I will give it a try.
  • @Dogfather66227
    Nicely done video. It will save some folks a little head scratching, e.g. determining the infeed. In physics we learn to visualize a screw as an inclined plane wrapped around a cylinder. This becomes useful when considering the helix angle and pitch as it can be related to measurements on a triangle. BTW the new lathe sounds great.
  • @carrollprice1213
    Using a thread depth chart shows how deep to cut the relief groove and how far (in thousandths) to advance the compound to arrive at the correct thread depth.
  • @Tom-ic7hw
    something cant figure out something has changed when I switched threading inserts 1/2-13 for example d=p/2+.010x1.154=.056 on the compound slide.... but that wont even start a test bolt I have to go way past plus about .015 cleanup on the cross I always hit my number plus about .005 on cross to clean up but that is way to tight ??? ive not gone back to my hss self grinds or my good insert from Msc or checked lead screw travel with an indicator could be the eclipse im right in the zone of death dead nuts center
  • Pro tip: For your last couple though, advance your cross-slide in, and dont touch the compound. It'll give you a complete cut on the V and clean up that right hand side, if you need super pretty threads.
  • @michaelclark9409
    Just a friendly observation. Your wrist is showing signs of a lot of backlash. 😊