I built a pneumatic can crusher, but I wasn’t satisfied with with just crushing it, I wanted to flatten them. So I put it it on a lever, it has ~2.4 mechanical advantage. So it goes from ~160lbs from the cylinder to about 400lbs on the “squishy plate”.

Unfortunately, I was a little too hardcore, after a few tests, it managed to bend the entire base. Once I can get a some thicker metal I will put it back together.

Why do this? Because I have a tiny furnace and a mountain of cans that I melt down and cast into random shit.

    • CarbonAlpineOP
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      113 months ago

      I should have recorded while I was testing it, once I replaced the base plate, I will absolutely record it!

      • Clay_pidgin
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        93 months ago

        Like a mini Hyudraulic Press Channel - let’s see what kind of stuff this bad boy can squish!

      • @mojofrododojo
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        23 months ago

        how flat are we talking here? what’s your squishest can?

  • Zement
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    3 months ago

    Okay. Now build yourself a cold press adapter for this and enjoy juices, oils and other delicious treats. =]

  • @Valmond
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    23 months ago

    Don’t stick your dick in that!

    • 0^2
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      23 months ago

      Wasn’t planning on it before, but challenge accepted!

  • @Sam_Bass
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    13 months ago

    wirefeed needs a bit of attenuation

    • CarbonAlpineOP
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      11 month ago

      Up or down? I’m still learning and trying to figure out the feed.

      Also, how did you know it’s the feed? What should I be looking for?

      • @Sam_Bass
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        1 month ago

        Feeder down or volts up. But I see your welder is Harbor Freight so that may be the best you can get although I have the HF Vulcan that has infinitely adjustable speed and volts. I assume you are using fluxcore wire? And the reason I say feed adjustment is too many bbs

  • @cheese_greater
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    3 months ago

    How do these things work? I cant fathom how its able to do that, it looks like it barely moves? What sorcery is this?

    Also is it named after Futurama’s The Crushinstor?

    • CarbonAlpineOP
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      23 months ago

      Well the cylinder has a stroke length of ~8 inches (it’s a little less) it is 17 inches from the pivot point, the other arm is 6 inches from the pivot.

      When the cylinder is fully extended, the crushing plate will move down about 3 inches which is greater than the width of most cans. (At least greater than all of the cans I have.)

      It flattened cans sideways because I wanted to be able to put them through a shredder. It was very close to accomplishing that, if the base plate didn’t bend to shit, I’m sure it would have worked.

      Yes! But the crushinator is a big girl, mine couldn’t hold a candle to that, so she squishes instead of crushes!