[Dprglist] Grocery robots

[Ezra Christensen]

The company that builds them has a blog post about the gripper.
https://www.ocadotechnology.com/blog/2019/1/14/experimenting-with-robots-for-grocery-picking-and-packing


On Tue, Sep 10, 2019 at 11:32 AM Doug Paradis <paradug at gmail.com> wrote:

> I really liked how they handled which wheels had control of the robot. I
> am still a little confused on how it works.
> It appears that:
> 1) The crates in the grids (white bins) are where the products are stored.
> 2) The white bins can be removed and replaced with filled white bins by
> the robots.
> 3) Robots can collect products (grippers to reach into the white bins not
> shown).
> 4) Collected products are placed into a green bin also located in the grid
> (see 1:09).
> 5) Green bins can be retrieved by the robots and taken to a checkout
> station.
> 5) Green bins are loaded onto conveyor belt where they go to a scanning
> station.
> 6) Products are picked up by a vacuum gripper, bar-code scanned, then put
> into a red bin.
> 7) I assume if the gripper fails, a person steps in and scans the item,
> based on the overlaying text.
> 8) There are most likely different types of robots for (blue - see 2:35)
> stocking vs. (black) gathering an order vs. (green ?) returning a green bin.
> 9) Robots can drive to charging station as required.
> 10) Robots are loaded with stocking bins (white) by humans (see 0.29). I
> think this is a shot of the stocking area (note: blue robots).
>
> One confusing shot shows a red bin in the grid (see 0:41). I would think
> that all red bins would be checked out orders.
>
> It would really be interesting to see the gripper that they use to load
> the order. It must be pretty flexible to handle all of the various types of
> products. I wonder if they use a load cell to verify if the robot picked up
> the correct amount of an item or in fact the correct item.
> Ezra, thanks for sharing.
> Regards,
> Doug P.
>
> On Tue, Sep 10, 2019 at 10:26 AM Ezra Christensen via DPRGlist <
> dprglist at lists.dprg.org> wrote:
>
>> A friend and I are working on Lego sorting bots, and I remembered this
>> approach to pick-and-pull out of the UK.
>>
>> Thought some others might enjoy it.
>> https://www.youtube.com/watch?v=4DKrcpa8Z_E
>>
>>
>> --
>> Ezra
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>>
>

-- 
Ezra C Christensen
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