Indicate with me part 5-tailstock and taper correction with math

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  • Опубликовано: 4 янв 2025

Комментарии • 8

  • @policebox1092
    @policebox1092 4 месяца назад +1

    Awesome ❤

  • @TangentJim
    @TangentJim 5 месяцев назад +1

    Benno - We are obviously wired differently . Before you finished your complicated explaination -- I had to take a
    mild seditive .What you are trying to accomplish is simple . The way you are going about it is complicated . I'm assuming that you want set up that shaft so you can turn it's entire length without any taper . Now I will open
    my Big Mouth . Using a Four Jaw Chuck - face off - Indicate and Center Drill for Concentricity. Put a Ball bearing
    Center in the Tail Stock . Position and lock the Tail Stock . Slide the shaft into the Ball Bearning Center . Go back
    to the Four Jaw Chuck and Indicate . Now both ends are running True . Indicate the total length of the shaft .
    The indicator will tell you that your Tailstock is out of line . Adjust the Tailstock so that it lines up . - Jim

    • @OgiveBC
      @OgiveBC  5 месяцев назад

      @@TangentJim yup, that sounds fine. How one adjusts the tailstock to centreline is up to the individual, think of it like an ice cream parlour with many flavours. The method describe in my video is just one of many, a take it or leave it dish in the smorgasbord. I like it because I can generally get to perfection in three or less adjustments, generally two, but sometimes even one. The make an adjustment then sweep methods is fine too, but more like lawn darts or pin the tail on the donkey rather than a calculated adjustment. Thanks for watching and commenting.

    • @TangentJim
      @TangentJim 5 месяцев назад +1

      Benno - Your saying is going to bite you . " Indicate or Assume " You used a Three Jaw Chuck and assumed that the shaft was running True . -- Jim

    • @OgiveBC
      @OgiveBC  5 месяцев назад

      @@TangentJimtrue, ahh ,untrue, ahhh yup. Agreed. Give it a roll and indicate to verify and or take steps mitigate/correct. Good point.

    • @TangentJim
      @TangentJim 5 месяцев назад

      Benno - You are a Bad Boy . You didn't follow your own advice . I'm giving you two demerits . -- Jim

  • @therealspixycat
    @therealspixycat 5 месяцев назад

    It moved 20 thou over 5" so 20/5=4 thou per inch

  • @mudnducs
    @mudnducs 5 месяцев назад

    Geez…similar triangles
    .020/5 = x/34
    X= (34/5) .020
    X ~7(.020)
    Move tailstock .140” away from you
    No?