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  1. AldoAldo

    Internal spline reverse engineering

    Thanks for your answer. This is a low volume operation. As mentioned before, my production costs are not the bottleneck. A gear company will measure the internal and external spline of the hub and supply me a dxf with the spline. So basically the only thing I need to know is the material and...
  2. AldoAldo

    Internal spline reverse engineering

    Thanks for your reaction. The costs for machining is not a real problem. I can use an EDM wire cutter and a conventional lathe. I was planning to do this in the following order: -Create a DXF -Pre-machine the new hub on lathe -Determine original hardness. Match material hardness. Perhaps the...
  3. AldoAldo

    Internal spline reverse engineering

    Haha, o.k. They charge €350,- to create a DXF for me, don't know if this is a reasonable price. Perhaps you can answer my other questions concerning the fabrication/ hardening of the splines. Am I correct that I have to measure the hardness of the stub axle and match this hardness with my...
  4. AldoAldo

    Internal spline reverse engineering

    Hello, I am trying to reverse engineer a spline of a 1980's BMW drive flange. I hope you guys can push me into the right direction. I can say i am a newbie to splines and gear engineering Fabrication of the drive flange is my smallest concern, I have a lathe and also an EDM at my disposal...

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