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Doosan Cobot for entry to automation?

Miller846

Aluminum
Joined
Oct 23, 2022
Good Evening, I’m contemplating purchasing my first robotic arm. I have no previous robotic experience so I’m a total newbie when it comes to automation/robotics. I currently have 2 DN Solutions VMCs and have had very good luck with them as well as Ellison in SoCal. They have some nice looking Doosan Cobots for a very reasonable price. I am curious if anyone has any experience with the doosan cobots and if so, how do you like them? Mainly looking for reliability and ease to program/fast setup times. Thanks!
 

YoDoug

Aluminum
Joined
Jun 29, 2022
We have a Doosan H2017. It is the biggest one they make. We added it to our toolroom fixture building machine so we could get some unattended runtime at night. It does a decent job but we have had a lot of intermittent communication issues. The controller to pendent and controller to robot cables are super susceptible to RF interference. We have had to go to extra lengths to isolate the cables. The problem is the built in Modbus TCP master times out super early and then doesn't automatically reset. The ABB's have pages and pages of control options and settings, the Doosan is rather limited. As far as the robot, it has been great, no issues there. FWIW, we have 8 ABB robots and my comparison to the Doosan is based off that. For advanced programming, the Doosan sucks compared to the ABB's. For entry level to moderate programming, the user interface is very good. The "conversational" style programming is super quick and simple. Before we added cylinders for autodoor I was using the robot to open and close the door. It literally took like 10-15 minutes to program that. You just manually move the robot to each point, record the point and then move on. the down side is, the collaborative force sensing kept tripping out when the door had chips on the rail. It would cause the door to bounce and then over load the robot. We also ended up adding a floor area safety scanner and shutting off the collab force sensing.

Short summary, for entry level/simple applications I would not have any issues with the Doosan. For more advanced automation I would go for an older, more fully developed programming language/system, robot builder.

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Joined
May 8, 2023
Location
Boise, Idaho
Check out this article and video automation with a Doosan cobot. We don't help with Doosan's directly at the moment but could give guidance or help if you're open to UR robots

 

604Pook

Cast Iron
Joined
Sep 14, 2022
Location
BC CANADA

Digital Factory

Aluminum
Joined
Apr 1, 2023
Location
Southern California
Haven't heard anything bad about them.

I would advise getting something bigger than you think you might need. 20-25kg is ideal. That way you can switch between part loading and pallet loading.

The added reach will also help if you want to share one robot across two machines.
 
Last edited:

YoDoug

Aluminum
Joined
Jun 29, 2022
Haven't heard anything bad about them.

I would advise getting something bigger than you think you might need. 20-25kg is ideal. That way you can switch between part loading and pallet loading.

The added reach will also help if you want to share one robot across two machines.
+1 on getting extra reach and payload. The difference in cost is usually minimal to go one size bigger than you think you need. We have the H2017 which is 20kg payload and 1700 reach.
 

Stoney83

Aluminum
Joined
Apr 19, 2014
Location
NW Ohio
No experience with Doosan’s but co-bots in general co-bots are more capable than people give credit.

I’d see if they would let you play around with one for an afternoon before purchase. If it’s like the Universal Robots you’d be jogging it around and setting waypoints pretty quick.

For integration I’d call a professional. They will run on surprisingly little input from the machine tool but for better reliability and to not damage anything you’d want more complicated robot programming.

For day to day operation all you need is the basics… adjusting a waypoint, clearing an error, setting a payload, ect. For me the first two months was frustrating because everything didn’t always work correctly. The co-bots certainly aren’t as advanced as a proper industrial robot but at the same time you don’t need a PhD in robotics to run them and with some training a good operator will pick it up too.
 

604Pook

Cast Iron
Joined
Sep 14, 2022
Location
BC CANADA
Not sure why more people don't use a gantry type system like this? To me it seems a faster simpler way to go then a bunch of arms and joints twisting around.


What's the downsides to this gantry type setups?

 
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Overland

Stainless
Joined
Nov 19, 2017
Location
Greenville, SC
I don't know much about robots at all, but it seems the gantry type use "free space" about the machine, and just reach out to pick up parts, whereas the robots are right where the operator might be, and take up valuable floor space.
Bob
 
Joined
May 8, 2023
Location
Boise, Idaho
@Overland @604Pook -- Disclaimer -We sell CNC automation systems with robots, but I'm attempting to reply from an unbiased perspective...

For us, the approach can depend on whether the application is Low-Mix/High-Volume or High-Mix/Low-Volume. The example Gantry automation (in the videos) typically works well for Low-Mix/High-Volume - where the process and setup for the gripper/infeed/outfeed/workholding etc. remain constant. For high-mix/low-volume applications, a flexible automation solution with robots might work best - as it can more easily adapt to new part requirements. Robot solutions for high-mix, "canned" applications are available where knowledge of robot programming is not required.
 








 
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