How to secure bearings properly – Part 2: axial securing

Lars Butenschön | 27. November 2018

In part one of my series “How to secure bearings properly”, we learned how and why bearings move in their mounting holes and what we can do against it. If press-fit is not enough or not available in order to keep a bearing in place, you can do so by changing it´s shape. In this […]

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Finding the right bearing: 7 essential criteria

Lars Butenschön | 4. January 2019

The various influences that affect the lifespan of a plain bearing are relatively trivial. It´s easy to imagine that a truckload of fine dust is rather less helpful for a long bearing life. Also, that 500 ° C ambient temperature can cause difficulty in choosing the right lubricant, results in few raised eyebrows. And yet, often times […]

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Plastic bearings for high loads? What does high load actually mean?

Lars Butenschön | 4. December 2018

There is a saying among german conservative engineers going like this: “Wer Kunststoff kennt, nimmt Stahl”. “Those familiar with plastics use steel instead”. To be honest I didn’t hear this in quite a while now. But it´s still in the heads of many engineers. Even if they don´t know a word of german. In the […]

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How to secure bearings properly – Part 3: Anti-rotation features

Lars Butenschön | 27. November 2018

In episode two of this series, I showed you some options of how to secure bearings axially to keep them from moving out of housing holes. In this episode, I want to show you how to make an easy anti-rotation feature and why you would need one in the first place. Why would you need […]

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Latest news

how to build a robolink arm (videos)

Martin Raak | 3. March 2017

we supply either components (joints, motors, cables,…) or complete electro-mechanical joint arms. compared to industrial robots, the composition of a robolink joint arm is quite easy and can be reproduced by “everybody”. We show the composition of a 5 DOF joint arm in 3 single video clips: assembly of joints, “motorkits” and “Inikits” (for 0-point reference), […]

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Sorry for absence

Martin Raak | 1. March 2017

our blog has been offline nearly 3 weeks due to internal revision. It took us lonnger than expected and I am very sorry for the long absence. Please come back! Soon I will post new data sheets for our RL-D joints with some improvements and more technical data. In addition I will soon post new videos “how to […]

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Customer application: Automation with RL

Martin Raak | 17. January 2017

Our german customer MATRIUM GmbH has designed and built this automation unit with a huge number of igus components such as drylinE rails, e-chains, chainflex, tribotape and also robolink. It runs today in daily operation. The robolink arm consists of 2 joints (size -20 and -30) and performs a “simple” scara movement. The complete unit is 5,50 x […]

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Control solution by commonplace robotics

Martin Raak | 12. December 2016

Company Commonplace robotics from GER shows a quick and simple control solution for our modular joint kit. It consists of a set of electronics (incl. stepper motor drivers) and a WINDOWS software package. https://www.youtube.com/watch?v=8fojZpPTgJE&feature=youtu.be More details can not yet be announced, as this is a brand new solution, but we will check more facts within […]

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