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  1. R

    Hole Design for mating parts.

    I believe this is the correct assessment. Makes sense to me.
  2. R

    Hole Design for mating parts.

    I recently saw this hole design for mating two parts. I'm trying to figure out the reason for the Teardrop Shaped holes. I first thought it may be for misaligned holes but I don't think that's the case. Any ideas?
  3. R

    Lift mechanism for plastic tray on CDLR Conveyor

    Hmmm....i'm not sure I follow the concept of two scissor lifts. Do you have an example?
  4. R

    Lift mechanism for plastic tray on CDLR Conveyor

    Yes....i think a bell crank mechanism may be a good idea. I'm looking for a good example of one on the web. If you know of one please forward...thanks!
  5. R

    Lift mechanism for plastic tray on CDLR Conveyor

    Yes...I have thought about that but i'm concerned about synchronizing two or more cylinders.
  6. R

    Lift mechanism for plastic tray on CDLR Conveyor

    I need to design a mechanism to lift the plastic tray (light green colored object on top of rollers) roughly 3" off of the conveyor rollers. The mechanism will have to extend in between rollers from underneath. The tray is very light weight...maybe 4 lbs. so I'm thinking pneumatic powered. The...

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