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Robotics

Boston Dynamics' Stretch Can Move 800 Heavy Boxes Per Hour (ieee.org) 91

Stretch is a new robot from Boston Dynamics that can move approximately 800 heavy boxes per hour. As IEEE Spectrum reports, it's part of "a new generation of robots with the intelligence and flexibility to handle the kind of variation that people take in stride." From the report: Stretch's design is somewhat of a departure from the humanoid and quadrupedal robots that Boston Dynamics is best known for, such as Atlas and Spot. With its single massive arm, a gripper packed with sensors and an array of suction cups, and an omnidirectional mobile base, Stretch can transfer boxes that weigh as much as 50 pounds (23 kilograms) from the back of a truck to a conveyor belt at a rate of 800 boxes per hour. An experienced human worker can move boxes at a similar rate, but not all day long, whereas Stretch can go for 16 hours before recharging. And this kind of work is punishing on the human body, especially when heavy boxes have to be moved from near a trailer's ceiling or floor.

"Truck unloading is one of the hardest jobs in a warehouse, and that's one of the reasons we're starting there with Stretch," says Kevin Blankespoor, senior vice president of warehouse robotics at Boston Dynamics. Blankespoor explains that Stretch isn't meant to replace people entirely; the idea is that multiple Stretch robots could make a human worker an order of magnitude more efficient. "Typically, you'll have two people unloading each truck. Where we want to get with Stretch is to have one person unloading four or five trucks at the same time, using Stretches as tools." All Stretch needs is to be shown the back of a trailer packed with boxes, and it'll autonomously go to work, placing each box on a conveyor belt one by one until the trailer is empty. People are still there to make sure that everything goes smoothly, and they can step in if Stretch runs into something that it can't handle, but their full-time job becomes robot supervision instead of lifting heavy boxes all day.

Stretch is optimized for moving boxes, a task that's required throughout a warehouse. Boston Dynamics hopes that over the longer term the robot will be flexible enough to put its box-moving expertise to use wherever it's needed. In addition to unloading trucks, Stretch has the potential to unload boxes from pallets, put boxes on shelves, build orders out of multiple boxes from different places in a warehouse, and ultimately load boxes onto trucks, a much more difficult problem than unloading due to the planning and precision required. [...] Boston Dynamics spent much of 2021 turning Stretch from a prototype, built largely from pieces designed for Atlas and Spot, into a production-ready system that will begin shipping to a select group of customers in 2022, with broader sales expected in 2023. For Blankespoor, that milestone will represent just the beginning. He feels that such robots are poised to have an enormous impact on the logistics industry.

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Boston Dynamics' Stretch Can Move 800 Heavy Boxes Per Hour

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  • by zaax ( 637433 ) on Thursday December 30, 2021 @08:01PM (#62129869)
    or the straps, always lift from underneath
    • Better candidate for FP, possibly coming from someone who's actually done the work. But you have to tip the box carefully to get underneath it, and I'm having a bit of trouble understanding how to apply that with only one arm. Now if the robot had a bunch of tentacles...

      Cue the Japanese pron.

    • by 93 Escort Wagon ( 326346 ) on Thursday December 30, 2021 @08:16PM (#62129911)

      What straps? This thing relies on suction to pick up the box. I've received a half-dozen boxes - just at my house, within the last month - where the box had enough damage (even just creases/folds) that a suction cup would likely be worthless.

      So basically this takes "the worst job in the warehouse", has the robot deal with the easy boxes, and human workers will have to deal with the problematic ones - all while working around the robots and with fewer humans available. Quite a step forward there for warehouse workers.

      • 800 heavy boxes an hour is one every 4.5 seconds.

        I wouldn't want to be in the way.

        • Interestingly, the summary says a person can match that rate, just not all day. I would not last 2 boxes at that speed. I've also seen pick n place for pcb and some IC equipment in action. Machines can just be amazing. Auto assembly must be something to watch, and not be in the way of too.
          • I think the boxes they are taking about are Amazon packages, where the 4"x6"X10" is going to be the vast majority. Humans can move 800 an hour because we stack them up. Stretch will do it by moving one at a time extremely fast.
            • Article says up to 50lbs. Picture in the article is bigger than 4x6x10. Maybe 2' in long direction. Maybe 8" in short direction. Hard to tell from photo. It is the 50lbs that would kill me. I've lifted/carried 60lb bags of concrete and it is not fun.
              • Looks like something any robot company could build.

                What happened to the two wheeled emu thing. Let alone dancing Atlas. We expect amazing (and probably useless) things from Boston Dynamics!

                How about something with several arms that can pick up boxes properly without relying on suction? Or stack a few small ones up and move them like a human would? Or work with different size boxes?

                Boring.

                Also, if you want to unstack a truck quickly, put the boxes on pallets and use a fork lift.

      • Just put every cardboard box in a reusable, standard-sized plastic shipping bin, and make the robot either open the plastic bin and take out the cardboard one with suction cups. If it can't do that, it can take the plastic one, open the top, and set it aside for the human to grab the cardboard box out of. Or, it can open the plastic box from the bottom, and have it drop into a new, larger cardboard box, which it then seals. No problem!
      • by uncqual ( 836337 ) on Thursday December 30, 2021 @11:24PM (#62130191)

        Boxes shipped to distribution centers from vendors are likely far more uniform and less abused than those that have gone through the UPS, USPS, Amazon, DHL etc. crushing process.

        The picture in the article* shows a truck with fairly large "identical" boxes - rather like what may show up from a manufacturer to another manufacturer or distribution site. Perhaps that is the market, at least initially, for this.

        ___

        * I didn't read the article as I didn't want to have to turn in my /. card, but as far as I know there's no prohibition on looking at the pictures. This is rather the inverse of decades ago when people claimed to get Playboy to "read the articles".

        • If there are many identical boxes, they would normally be on a pallet.

          So a forklift or worker with a pallet jack can move a dozen boxes at a time.

          • None of our product comes in on pallets, it's stacked cartons like in the image, but we also have multiple different sizes of cartons depending on product type.
  • Sure, some will keep their job, supervising 10 robots. But the rest will find themselves unemployed. What was that again bout "technology always creates more jobs than it destroys"?

    • by mi ( 197448 ) <slashdot-2017q4@virtual-estates.net> on Thursday December 30, 2021 @11:41PM (#62130221) Homepage Journal

      Sure, some will keep their job

      Suppose, some genius discovers a drug — or a medical procedure — that eliminates all illness... It is reasonably easy to produce and costs, say, only $1000 per person.

      Would you really object to its wide roll-out on account of all the doctors, nurses, and pharmacists losing their jobs?

      • Nope.

        Illness is only one reason people end up in hospital.

        Injuries are another rather big reason people arrive in ambulances.

        • by JRZO ( 6971596 )

          Nope.

          Illness is only one reason people end up in hospital.

          Injuries are another rather big reason people arrive in ambulances.

          I think you're missing the point here

          • As I was drunk when I responded, it's very likely indeed, yes.

            But, my basic answer remains the same, I'd not object to a great benefit being granted to the entirety of humanity, not at all. Even if it means the medical profession are out of work.

            Though I fear some nations may not benefit quite as swiftly as some others, sadly. Then again, if it's $1,000, various charitable foundations would obviously leap at the chance to provide it to the less wealthy nations, I'm, cough, sure.

    • by backslashdot ( 95548 ) on Friday December 31, 2021 @10:56AM (#62130971)

      Seriously? Your evidence that technology will not create more jobs than it destroys is a micro-example? That is like saying replacing horse carriages will result in job losses for inn keepers because people will require less stops en route to destinations. It is a narrow minded tunnel vision way of thinking. Yeah that particular job may be lost, but there might be a different job such as marketing, budget mansion building, or product design that opens up. Not to mention the price of the items will drop due to robot efficiency and ensuing competition because of reduce labor shortage.

      Anyway, even if what you are saying were true it can be solved with taxation and Universal Basic Income. What is the point of a human breaking their back doing that task? It is better he spends time with family or reviews Netflix, or tries to gets educated in some talent.

      • by gweihir ( 88907 )

        Seriously? Your evidence that technology will not create more jobs than it destroys is a micro-example?

        Obviously not. Are you stupid? Because expecting a whole trail of evidence in a /. posting would be stupid.

  • by aaarrrgggh ( 9205 ) on Thursday December 30, 2021 @10:45PM (#62130139)

    There are a number of things that really seem odd about this approach to a solution. For starters you have the whole “two-hand carry” rules when lifting heavier packages, done not just to protect workers’ backs, but also to ensure a stable and balanced grip and limit damage. Then you get into the whole conveyor thing; it would seem like a setup that tugs packages onto a conveyor would be so much easier to scale for the specific application.

    I’m sure it is a cool project and all, but it hardly seems like it is hitting the right groove.

  • by pieisgood ( 841871 ) on Thursday December 30, 2021 @11:57PM (#62130239) Journal

    As someone who has unloaded trucks for Target during over night stocking, I can say I would have loved one of these. It's never a certainty that the people who loaded the truck properly loaded it from bottom to top, heavy to light. So there was always the possibility something was going to fuck up your night and the rest of your shift. Less worker injuries is also awesome. They don't get the best and brightest to unload these trucks, so poor lifting habits got to people over time. Good stuff.

  • It's hard to judge distances but I have to wonder how the robot places (or fetches) the topmost boxes, there does not seem to be much clearance between the roof and the top of the box at the top of the stack. Did the robot rotate the box onto its side I wonder (The other boxes seem uniformly of a different cross section to the one on the conveyor, the way they are oriented across the back wall) or... well, has anyone seen a video of the machine handling this set of boxes ?
    • A better way would be to have a second arm that has a plate/shelf for the box to slide onto. Then the first arm just slides the box on to the shelf. Can suction the side or top

      • Better for this application for sure but better as a general solution maybe not.

        But, for this application something much more like a continuous mining machine would be much more interesting. Light weight arms pulling boxes onto a conveyor seems to make much more sense, as they should be able to operate at a rate closer to 3,000 boxes per hour with dramatically less complexity.

    • by tragedy ( 27079 )

      In the videos it grabs the top boxes from the side, pulls and then tilts them down.

  • "An experienced human worker can move boxes at a similar rate, but not all day long, whereas Stretch can go for 16 hours before recharging. "

    Perhaps somebody should teach the robot to move a box of full batteries into himself.

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