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  1. SpringDingaling

    Planetary Gearbox Design Selection

    I am an engineer working with a planetary gearbox reduction that needs to lie in the 18-20:1 reduction range. I am limited strictly in the diameter of the part, and will be using two stages in a fixed ring configuration. I have determined that there are about 8 arrangements that will fit my...
  2. SpringDingaling

    Effect of Preset on Fatigue Life

    I'm having a problem with designing a spring/springs that fits my application. Here are the design constraints I am currently working with: Cycle Life Requirement: 50,000 cycles Load Point 1: 450mm Force1: 600N Load Point2: 250mm (deflection required: 200mm) Force2: 1000N Min ID: 16mm Max OD...

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