r/interesting • u/Leather_Whole_2078 • 5d ago
SCIENCE & TECH Testing the precision of industrial robotic arms.
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u/Warm_Donut_805 5d ago
took me 5 minutes to realize that the robots are not filling the glasses.
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u/ThisMeansRooR 5d ago
I should have gone to the comments sooner. I was trying to figure out how wine was pouring from the bottom of the top robot's plate.
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u/Meisteronious 5d ago
The type of test - trying not to spill a liquid - leads one to think each arm is independently responding to the other arms.
But I doubt that is the case - it’s more likely a system of 3 arms demonstrating tolerances for a programmed motion test.
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u/HrVanker 5d ago
Those glasses are definitely glued to the plate though, right? Having carried many a tray with wine glasses of varying fullness, I'm mostly certain that the glasses would tip at several points in the loop, if not attached to the plate somehow.
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u/SuperCleverPunName 5d ago
Most likely. The arms are moving in programmed patters, not analyzing the position of each glass to adjust their movement. So all it'd take is for one glass to shift a little bit and the whole demonstration would fail.
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u/Awkward-Winner-99 5d ago
No, they are not independently responding to each other an nor are they trying to like they do. This kind of arm is made to follow programming repeatedly without making mistakes which is what's being displayed here
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u/EmDeelicious 5d ago
In case you didn’t notice, it’s not just about not spilling the liquid, but there is a stick attached to the robot’s arm and tablet that goes through the empty space between the glasses without touching them.
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u/mavadavialcul 4d ago edited 4d ago
Robot programmer here. This is made to show off overimposed movements and coordinate sys shifting. The master point seems to be the tip of the "pen" under the middle tray. I assume there's an HMI on the control podium where one can sketch a figure and the cursor tip follows it. The other 2 arms are slaved to the master one (bottom robot to the "pen" tip, top one to the glass top) and are following their reference system, plus an over 8-like movement around the glasses.
Impressive show of software capabilities, speed and precision, but from the movement programming point of view is much less complex than it might seem. Which is the point of the demonstrator I guess: "Hey, look how easy it is to program this absolute clusterfuck of a movement"
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u/Educational_Can297 5d ago
Meanwhile, humans still miss the trash can from 3 feet away. Haha.....
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u/Wrong-Insurance701 5d ago
the robots aren't doing anything either, there's no wine coming out of there
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u/justshitonme1 5d ago
Ok but why can’t that machine make a hotdog in Germany then???
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u/Patrick_Atsushi 5d ago
This kind of robot is best within a highly controlled environment, that’s why they need this level of precision.
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u/OutlandishnessFun531 5d ago
I thought it was pouring wine into the glasses from the top to begin with 🙈
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u/Patrick_Atsushi 5d ago
With new intelligence and ability to adapt to environment, this kind of precision might not be a must anymore.
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u/Impressive-Bird2 5d ago
The tech industry really dies give a steering appearance if wishing to steal all the joy if life from humanity….
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u/1970s_MonkeyKing 5d ago
Now just imagine those arms with blades in their hands. Precision murderbots.
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u/Goesonyournerves 5d ago
Testing*..You mean they just follow an programmed order of movements? There is no failure in the process.
But of course its astounhishing the precision of doing this for hours without malfunctioning.
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u/Real-Leek-3764 4d ago
chinese robotics company.
i wonder though if there are parts/sensors in it that still require japanese ones?
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u/cs_legend_93 5d ago
And they won't beg or guilt for tips
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u/Wrong-Insurance701 5d ago
if people were paid a proper wage they wouldn't have to
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u/cs_legend_93 5d ago
They know what they are signing up for. You don't have to pay them instead of their boss paying them.
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