Collaborative robots changed the economics of automation, but they came with a hard constraint: payload. A typical cobot carries 5 to 16 kg, and every gram of end-of-arm tooling (EOAT) counts against the product you actually want to move. If your gripper weighs 4 kg on a 10 kg cobot, nearly half your capacity is gone before the first pick.
Quick answer: SLS 3D printed end-of-arm tooling is up to 30 percent lighter than comparable aluminum tooling. On a payload limited cobot, that weight saving converts directly into more product per pick, faster cycle times, or the ability to run the application on a smaller robot class.
That is why tooling weight is the single biggest lever for cobot efficiency, and why we build our EOAT with selective laser sintering (SLS) 3D printing instead of machined aluminum.
Why Tooling Weight Decides What Your Cobot Can Do
Payload is not just about lifting. A lighter tool means the robot accelerates and decelerates faster, which shortens every cycle. It reduces inertia at the wrist, which improves placement accuracy at speed. And it lowers energy consumption across thousands of cycles per shift. Our 3D printed nylon tooling is up to 30 percent lighter than a comparable aluminum end effector, and that margin goes straight back into product weight or cycle speed.
The math is worth running for your own cell. We walk through the full calculation, including the moment of inertia effects most integrators skip, in our guide on how lighter EOAT frees up robot payload. The short version: if your tooling consumes more than a third of rated payload, the tool is costing you robot capacity you already paid for.
One Printed Body Instead of Forty Parts
A conventional gripper assembly is a collection of plates, brackets, fittings, and fasteners. Each joint is a place where something can loosen or leak, and each fastener is a maintenance item waiting for its turn. SLS printing lets us produce the gripper body as a single monolithic part with internal air channels printed directly into the structure. Fewer parts means fewer failure points, faster installation, and less maintenance over the life of the tool.
This is not a cosmetic difference. Vacuum lines routed inside the printed body cannot be snagged, kinked, or torn off by a passing operator, which is one of the most common unplanned stops on conventionally tooled cells. If you are weighing the two approaches, our printed nylon vs aluminum comparison covers strength, durability, and where metal still makes sense.
Geometry That Matches Your Product, Not the Other Way Around
Because the tool is printed, complex geometry costs nothing extra. Cup positions, arm reach, and mounting patterns are designed around your carton, bottle, or part. Our Area Surface Gripper (ASG) and Spider Gripper (SPI) are both configured to the product they will handle, with suction cup layouts and vacuum zones matched to the application. Choosing between sealing options is its own decision, and our foam seals vs suction cups guide gives you the decision rule.
Works with Every Major Cobot Platform
Our tooling mounts to Universal Robots, FANUC CRX, Omron, Techman, Doosan, and other major cobot platforms, and every model ships tool-change ready. Pair it with an Integrated Vacuum Tool Changer (IVTC) and one cobot can switch between products or tasks in seconds without manual refitting. If you are deciding between manual and automatic changing, we break down the choice in our tool changer comparison.
Where Cobots Plus Light Tooling Pay Off First
The applications where this combination wins are the ones where payload margins are thinnest. Packaging automation lines gain the ability to run heavier multi-packs on the same cobot. Pick and place cells gain cycle speed, since the arm corners harder with less mass at the wrist. And carton handling setups gain the option of one arm doing several jobs, erecting with the Automatic Carton Erector (ACE) and then packing with a vacuum gripper on the same flange.
What This Looks Like in Practice
A packaging line running case erecting, pick and place, and palletizing with one cobot arm is a realistic setup when the tooling is light enough. See how our customers use lightweight EOAT in our case studies, from high speed bottling to variable pitch pick and place. Each one shows the application, the constraint, and the tooling that solved it.
How Much Payload Should Tooling Consume?
Our working rule after tooling hundreds of cells: if the complete tool stack, including changer, hoses, and cables, consumes more than one third of the robot’s rated payload, the cell is leaving capacity on the table. Between one quarter and one third is normal for demanding vacuum applications. Below one quarter is where lightweight printed tooling typically lands, and that headroom is what lets a cell absorb a heavier product or a faster cycle later without a robot upgrade. Audit your own cell with a luggage scale and five minutes; the number is usually a surprise.
Which Cobot Platforms We Tool
We design mounting for Universal Robots UR3e through UR20, FANUC CRX, Omron TM, Techman, Doosan, and ABB GoFa, plus the industrial platforms those brands sit beside. The flange interface follows ISO 9409, so the same printed tool moves between platforms with a mounting pattern change rather than a redesign. If your plant standardizes on one robot brand, tell us at quoting time and the tooling arrives ready to bolt on, with air routing positioned for that arm’s dress pack.
Frequently Asked Questions
How much lighter is 3D printed EOAT than aluminum tooling?
SLS printed nylon tooling is up to 30 percent lighter than a comparable machined aluminum end effector, because the body is printed as one optimized structure instead of assembled from plates, brackets, and fasteners.
Does lighter tooling actually reduce cycle time?
Yes. Less mass at the robot wrist lowers moment of inertia, which lets the robot accelerate harder, corner faster through its trajectory, and settle sooner at pick and place points. On short cycles the throughput gain is measurable within a shift.
Is printed nylon strong enough for industrial production?
PA12 nylon printed with selective laser sintering handles continuous production duty. The part is engineered as a load bearing structure, does not corrode, and has no bolted joints to loosen over thousands of cycles.
What cobot brands does Anubis Robotic Tooling support?
We tool Universal Robots, FANUC CRX, Omron TM, Techman, Doosan, ABB GoFa, and other major collaborative and industrial platforms, with ISO 9409 flange mounting configured to your robot.
Get the Right Tool for Your Line
Every Anubis Robotic Tooling product is engineered around your product, your robot, and your cycle time. Tell us about your application and our engineering team will come back with the right tooling and a clear quote. Request a Quote, browse the full range in our online catalogue, or contact our Eindhoven team directly.
