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  1. Fr3nch

    How to automate the assembly of a 3D array of identical objects

    Hello. I need to make a 3D array of objects, in this case ball bearings, and mate them all together. I would like to automate the assembly so I can change the dimensions of the assembly, i.e., the number of ball bearings, in x,y, and z without a bunch of copy and paste. The challenge Im...
  2. Fr3nch

    New to designing things for fabrication and need help with tolerances for manufacturing

    So I am a research engineer specializing in thermo-fluid systems and have never designed a mechanical component with all the information needed to fabricate it from start to finish. Ive always had an assistant that was able to take my solidworks drawings, containing basic dimensions, and turn...
  3. Fr3nch

    Using an Instron load cell without the machine.

    Im looking at Instron load cells on ebay and they would be perfect for our lab. My only problem is that I dont know how they will interface with our Labview data acquisition system and Instron wont tell me. The ones Im looking at are 4-pin plugs that are meant to go into the Instron daq. Im...
  4. Fr3nch

    What is a good substitute for crude oil in the lab?

    We are running some experiments on the low temperature properties of oil. The device we are testing will eventually be used with crude oil and I would like to find a reasonable off the shelf substitute we can use for debugging our experimental setup and preliminary testing. Im thinking...
  5. Fr3nch

    Is there a transparent plastic that can withstand cryogenic splashing?

    Im building an enclosure for a cryogenic device to guard against cryogenic liquid splashing asphyxiation hazards. The enclosure is a 6' cube and we need to be able to see through the walls. The walls will get cold, but wont be directly exposed to cryogenic liquid unless there is a serious...

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