Linear axis

Quick installation with many connection options

Quick installation with many connection options

Whether in automated workpiece handling, palletizing systems in logistics, or adjustable assembly devices, designers who require robust linear axes for automated adjustment tasks often waste valuable time integrating motors and controllers. To solve this challenge, igus has developed the drylin SLX-8060 – a new, ready-to-install linear system with an electric dryspin lead screw drive. With a load capacity of up to 600 kilograms, it is particularly suitable for applications in logistics, robotics, and packaging production cells.

The drylin SLX-8060 linear axis is based on a corrosion-resistant, clear-anodized aluminum high profile with an integrated drylin W series linear guide in size 16. The drive is provided by dryspin lead screw technology, which can be operated manually or electrically. "We launched the ZLX, a new generation of linear axes with a toothed belt drive, back in 2024 and received positive feedback from designers around the world. They confirmed that they saved design time with this ready-to-install solution," says Michael Hornung, Product Manager for drylin Linear and Drive Technology at igus. "We therefore decided to expand our portfolio with a lead screw drive version of the linear axis to offer designers even more flexibility." Depending on the size, it can accommodate loads of up to 600 kilograms and is versatile – whether as a single axis or for gantry structures.

Quick installation on aluminum construction profiles

The new drylin SLX linear axes are designed to save users installation time. They can be mounted on aluminum construction profiles without drilling holes. Thanks to the new design, the axis also blends seamlessly into traditional machine construction profiles, thus providing a uniform appearance. Large grooves enable the quick integration of accessories such as sensor mounts or protective devices. "On request, we also supply the linear axes ready for installation with motors and controllers – including stepper, EC/BLDC, and DC motors." Alternatively, motors from other manufacturers can also be connected. "For manual operation, the SLX can be equipped with control elements ranging from right-angle gearboxes to safety handwheels from the drive technology modular system," says Michael Hornung.

Lubrication-free operation reduces maintenance costs and increases reliability

The drylin SLX linear axes also help designers increase the reliability of their applications and reduce maintenance costs. A key advantage of these linear systems is their lubrication-free operation. The carriage and spindle run on linear guide films and threaded nuts made of high-performance plastic and therefore do not require lubrication with oil or grease. Microscopic solid lubricants ensure low-friction dry operation. This makes the design more resistant to dirt and enables quiet operation. "This not only eliminates expensive maintenance calls for lubrication work. The SLX linear axis is also less susceptible to malfunctions caused by the formation of pastes of lubricating grease, dust, and dirt, making it more reliable," says Hornung. "Furthermore, three completely enclosed sides offer increased protection against the ingress of dirt particles." The "glide instead of roll" principle facilitates the use of aluminum and plastic, makes the design lighter, and maximizes performance.

Long-term tests passed

Igus also subjected the new SLX series linear axes to long-term tests in its in-house 4,000-square-meter test laboratory. These tests demonstrate their durability with 113,232 double strokes over 23,590 operating hours. The asymmetric dryspin lead screw technology extends the service life of the axis by approximately 30 percent and increases efficiency through optimized material ratios. Size 16 enables the drylin SLX to withstand higher loads of up to 1,250 N axially and 5,000 N radially, as well as a maximum stroke length of 1,000 mm.

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