Machining a drive shaft keyway

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  • เผยแพร่เมื่อ 4 ม.ค. 2025

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  • @ianmoone2359
    @ianmoone2359 ปีที่แล้ว

    I’m only learning so looking for advice please.
    Is there a reason to use the horizontal mill and arbor + cutter to mill this key way - versus just using an end mill in a vertical mill like a Bridgeport?
    I have a Series 1 J9 Bridgeport, which also came with a horizontal milling adapter, arbor and cutter, so I could do it the way you filmed, but just was easily, I could clamp the shaft in a milling vice with V Block, and put the cutter on an R8 Arbor horizontally and come in half way down the height from the rear and mill out the key way that way, or alternately come down from the top with an end mill and mill out a key way using X axis travel from vertical on top?
    3 different ways to do the same task, so how does one determine which is the better method to employ?
    Installing the horizontal mill adapter and arbor plus cutter takes longer to set up that the other two methods, so do you just opt for the quickest method, or is there a good reason to do it this way?
    Sorry if it’s a dumb question, but I’m new to this and never cut a key way yet so keen to learn.

    • @talesofsteelandmoor1833
      @talesofsteelandmoor1833  ปีที่แล้ว

      Hi, my main reasons for using the horizontal cutter were my mill being of a horizontal type and i had the cutter of the right width.
      I could have used an end mill in a collet mounted in the spindle and cut horizontally along the side of the part to achieve the same result.
      For me on the Pallas mill it was quicker and easier to set up with the horizontal cutter, lay the part in the top of one of the T slots and clamp it down. The T slot and table are trammed in so i know the part will be too.
      The only real difference as far as i am aware with the end result would be the finish at the ends of the cut, the preference of one or the other would depend on the design of the part, functionality, preference of the designer/maker and the available tooling.
      No such thing as a dumb question if you don't know the answer. Hope this helps

    • @ianmoone2359
      @ianmoone2359 ปีที่แล้ว +1

      @@talesofsteelandmoor1833 Indeed it does! I very much appreciate your response and sharing your knowledge & skills. 👍👍👍🇦🇺