End Mills, The Nitty-Gritty: Cutter Engagement and "Chatter"

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  • Опубліковано 16 лют 2017
  • Hello everyone, welcome to At-Man Unlimited. End Mills, where the metal hits the work piece. They make the chips actually fly. The final link to making good parts.
    When you starting getting Chatter it can be frustrating and time consuming to solve the issue. Here we will dive a little deeper into how the depth and width of cut can affect the forces that induce chatter.
    Please keep in mind throughout this series that this is for entertainment only. While I try my best to have the facts straight I am not a tool designer or supplier. Some items in here are my opinion and should be taken as such. What works for me may not be right for you.
    If you have any questions please feel free to comment or email me, AtManUnlimited@gmail.com
    If you would like to support the channel please visit our Patreon page
    patreon.com/user?u=4099018

КОМЕНТАРІ • 135

  • @EZ_shop
    @EZ_shop 7 років тому +12

    Best explanation I've ever heard on chatter. Good job Micheal, I get it now.

  • @PeteBrubaker
    @PeteBrubaker 7 років тому +13

    The intro had me laughing pretty good. You know, most of this stuff I thought I knew pretty well, and I did somewhat. But damn man, you have a great style of explaining things. You also cover a lot very well in a short amount of time. I've really been enjoying watching your channel.

  • @vasyapupken
    @vasyapupken 4 роки тому +3

    always used this principle when milling on my flimsy homemade CNC router and it really helps a lot.

  • @owievisie
    @owievisie 3 роки тому +1

    Damn I freaking love how you drew it out. Gives me a nee perpective to look at these problems

  • @rdavit
    @rdavit 7 років тому +1

    Outstanding explanation! 27 years ago, my mentor, an old school German die maker.....would watch me on a Bridgeport for a few minutes, pick up a few chips, analyze......and state "your feed is 10% to fast and your speed is to slow"...."chatter is about instability, poor chip morphology.....take a healthy cut". It was about "feel" vs. feed and speed charts......what does your part look like (63 RMS or better) and what color is your chip. CNC.....same applies.

  • @johnhenrynavarrodevia7339
    @johnhenrynavarrodevia7339 4 роки тому

    Amazing explanation, I was having so doubts regarding chatter and you make it very clear now. Thanks a lot.

  • @MarkWesley
    @MarkWesley 4 роки тому +1

    Best machining chatter video I have ever seen. You explain it so well, thank you!

  • @brucewilliams6292
    @brucewilliams6292 3 роки тому

    Excellent description of the problem of chatter. That was well done. Thank you.!

  • @luiasori87
    @luiasori87 2 роки тому +1

    Very interesting thank you for sharing. May I add on top of that nice explanation, that shallow radial depths of cut also can potentially cause chatter, due to the normal cutting forces will tend to push the tool away more intensively. Especially on difficult to cut materials such as Nickel alloys

  • @Sh4dowHunter42
    @Sh4dowHunter42 5 років тому

    These two videos actually helped me identify some of the chatter I've been having, as a brand new and learning machinist, thank you very much.

  • @jsincoherency
    @jsincoherency 2 роки тому +1

    Fantastic explanation. I had not thought of trying to synchronise the entry of one flute with the exit of another. Really eye-opening, thanks. This seems like something we could easily make a tool to calculate, I just don't quite have an intuition for the maths involved.

  • @Itzpugs
    @Itzpugs 7 років тому +1

    mind blowned. thanks for clearing up how this all works together

  • @NicosM51
    @NicosM51 3 роки тому

    I have 3 differents books on machining.

  • @the_grand_blooms
    @the_grand_blooms 7 років тому

    Thank you so much for this video :) by far the best explanation of chatter I've seen. It can be pretty hard to get good information on milling/cnc, but your explanations were very intuitive - excellent job.

  • @parsajafarpishe440
    @parsajafarpishe440 6 років тому +1

    I really believe : This is The Black Magic of Machining You told Us.Thanks

  • @mykedindeal
    @mykedindeal Рік тому

    This explanation cleared a lot of unknowns.Thank you

  • @jamescullins2709
    @jamescullins2709 2 роки тому

    Very good explanation of how it works. Makes sense.

  • @motorbreath22
    @motorbreath22 5 років тому

    Great information, I had a job operating a grinding machine for these tools and never heard any of this information, so very glad to know it I'm at a different place now and this should come in handy, hope you have more time for more videos.

  • @Just1GuyMetalworks
    @Just1GuyMetalworks 4 роки тому

    So, small story. I actually applied your logic with the milling attachment on my lathe... IT VERKS!

  • @argentosebastian
    @argentosebastian 7 років тому

    thank you for the video. I'm just starting to learn how to cnc aluminium with a tormach and didn't pay too much attention to all of this. Recently machined SS and now I'm starting to understand how important all of this is and how complex it can gets.