Our new gearbox has the same dimensions as a regular gearbox.
It can fit into you existing products with little effort.
But it's a cycloid drive. Meaning it can run to 5.5x overload torque (as compared to 3x on a planetary system).
This means your robots can accelerate faster. They can can reach higher speeds. And they can continually run at these top speeds.
The power of a cycloid drive - miniaturized. Now available in 1" - 4" sizes.
If you can accelerate faster, then you can reach a faster top speed. Movement times typically range from 1/2 a second to 2 seconds, so top speed has to be obtained quickly for it to matter. This new gearbox gives you acceleration early enough and fast enough to actually make a difference in your positioning time.
Cycloids offer better shock loading than involute gears. This means you can push your start-stop acceleration further than you could before, and continually run it at this new limit. You don't even need to upsize the gearbox to handle the duty cycle.
The gearbox is reversible, but it has asymetrical torque properties going forward vs. reverse. The efficiency is high going forward. It is not as high when backdriven. This means that torque reflected into the motor during sudden deceleration is less than what you would see on a traditional drive.
Automated pallet moving is becoming a trend - but companies need to lower the cost. One way is to use regular pallets instead of custom pallets. This requires small wheels, and small wheels have a hard time on uneven floors.
This cycloid gearbox provides the shock torque needed to operate the small wheels on rough/uneven floors - or even outside on pavement and gravel. It can handle the repetitive loads of wheels trying to climb out of a dip without the need to upside the gearbox - which means it the package can stay small and fit under a regular pallet.
picture: pallet robot with a 3.1" total height, able to fit under regular industrial pallets, even on rough floors that are not flat.
Cobots aren't fast enough in solo-mode to make back their costs, when compared to dedicated robots. You would have to go to a bigger gearbox to address the acceleration loads and E-stop requirements, which increases cost and space.
Now, cobots can reach faster speeds to become cost-competitive. The gearbox is smaller and the parts are smaller, meaning less inertia. The gear ratios can be lower due to the strength of the design, meaning faster speeds. The positioning accuracy is improved due to the internal components being larger. Overall, it means your design can do more than it could before.
picture: cobot arm w/ 10lb payload at 1,000 mm reach. Coffee cup for scale.
First 4 actuator joints are smaller than that of the competitors.
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