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www.mac<strong>hi</strong>neryupdate.co.uk JULY/AUGUST 2018 MACHINERY UPDATE 53<br />
Feature: Automation, robotics and vision<br />
New vision-guided<br />
robots will become<br />
future c<strong>hi</strong>ld’s play<br />
Neil Sandhu, Sick’s UK<br />
product manager for<br />
imaging & ranging<br />
believes setting a<br />
robot to work on the<br />
repeatable, relentless tasks that<br />
no-one else wants to do, will simply<br />
become c<strong>hi</strong>ld’s play in the future.<br />
Perhaps, like me, you have<br />
nostalgic c<strong>hi</strong>ldhood memories of<br />
playing ‘pick up sticks’ when stuck<br />
indoors on long rainy afternoons<br />
in the school holidays, he says.<br />
You may even remember ‘Jack<br />
Straws’, a version of the game<br />
where you had to pick up mini<br />
plastic spades, tools, crutches and<br />
swords from a pile, one at a time,<br />
using a tiny metal hook.<br />
Even quite a small c<strong>hi</strong>ld has<br />
the keen eyesight and dexterity<br />
to remove the uppermost piece<br />
from a pile of randomly arranged<br />
objects <strong>with</strong>out disturbing any<br />
of the others.<br />
You might t<strong>hi</strong>nk that t<strong>hi</strong>s<br />
natural human talent would be<br />
the ultimate task for a robot to<br />
match. Certainly, it would take<br />
a great deal of money, programming<br />
complexity and sop<strong>hi</strong>sticated,<br />
heavyweight hardware to try<br />
to replicate it. But then, ask the<br />
human to repeat that task again<br />
and again, <strong>with</strong>out a break,<br />
24-hours a day and the robot might<br />
start to get the upper hand.<br />
SYMBIOTIC DEVELOPMENT<br />
Vision and robotics technologies<br />
have always developed<br />
symbiotically. The latest advances<br />
have brought us lightweight and<br />
user-friendly collaborative robots,<br />
or cobots – affordable, easyset-up<br />
articulated ‘arms’ that can<br />
be deployed and re-deployed on<br />
multiple applications <strong>with</strong>out<br />
programming knowledge.<br />
At the same time, imaging<br />
cameras have become selfcontained<br />
‘smart’ devices onto<br />
w<strong>hi</strong>ch vision functionality can<br />
be downloaded – just like a mobile<br />
phone app – <strong>with</strong>out the user<br />
having to do any development.<br />
Robots are<br />
seeing more<br />
Sick’s Inspector<br />
PIM60 2D vision<br />
sensors have been<br />
integrated <strong>with</strong><br />
Universal robots<br />
to deliver an<br />
adaptable<br />
vision-guided<br />
cobot capability<br />
that is easy to<br />
program<br />
At Sick, we have developed a whole<br />
environment called AppSpace to<br />
enable t<strong>hi</strong>s.<br />
Sick Inspector PIM60 2D vision<br />
sensors have been integrated<br />
<strong>with</strong> Universal cobots to deliver<br />
an adaptable vision-guided cobot<br />
capability that is quick and easy<br />
to program and configure <strong>with</strong>out<br />
the need for a separate PC or<br />
specialist software expertise.<br />
After a quick set-up through the<br />
user-friendly interface on the robot,<br />
the Sick PIM60 URCAP outputs<br />
co-ordinates to the robot controller,<br />
as well as enabling inspection<br />
Our developments are the<br />
first steps in more widespread<br />
use of vision-guided robots<br />
and measurement tasks, and<br />
providing diagnostic data on<br />
pass/fail or trending.<br />
The company has launched<br />
two further self-contained visionguided<br />
systems for two of the most<br />
common robot-guidance tasks that<br />
are suitable for both cobots and<br />
conventional industrial robots.<br />
The first, Sick PLB Hi Res is based<br />
on a stereoscopic vision camera to<br />
enable vision-guided bin picking<br />
applications of much smaller<br />
objects than previously possible.<br />
The PLOC2D is an easy set-up<br />
vision system for 2D localisation<br />
of parts, products or packages<br />
to be picked from a moving belt,<br />
or feeder system.<br />
And these developments are just<br />
the first steps in more widespread<br />
use of vision-guided robots.<br />
T 01727 831121<br />
W www.sick.co.uk