All messages - igus Blog - Page 141

Using plain bearings as rollers – A good idea?

Lars Butenschön | 5. February 2019

At first glance, many advantages of plain bearings sound attractive for use as roller. They use less space than roller bearings, require no additional lubrication (depending on their type) and do not suffer as much from dirt and cleaning agents. On top of that they weigh less and are cheaper. But as usual, devil is […]

Read more...

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 […]

Read more...

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 […]

Read more...

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 […]

Read more...

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 […]

Read more...