Gear technology and automation systems

Magazine 2019

Pioneers of skiving³ technology

The first LK 500 skiving machine is in use at the Italian gear specialists SIAP. An innovative investment that will increase both productivity and quality.

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  • Half a century of Liebherr-Verzahntechnik GmbH means 50 years of commitment to the machinery and plant engineering industry. Gear technology originated in the technology of the revolving tower crane. Hans Liebherr wanted to buy a gear hobbing machine for gear manufacturing, but could not find what he wanted – so he simply built it himself. It’s a typical Liebherr story, since many sectors in the company group have emerged in this or in a similar way. Taking things into one’s own hands: an attitude that can still be found at Liebherr today.

  • Bauer Gear Motor operates two new LC 180 gear hobbing machines at its facility in Slovakia, producing gearing for all facilities. These machines are characterised by their operational versatility, given that they are used to produce around 180 different components in a very wide range of different sizes.

  • “The fire pump is the heart of every fire truck”, explains Michael Schöftner, Head of Mechanical Production at Rosenbauer International AG, the global leader for fire service equipment. The equipment has to withstand enormous loads in cases of operation. Rosenbauer relies on an automation solution for pump manufacturing from Liebherr. The rotary loading system RLS 800 from the Kempten-based automation experts has been deployed in Leonding near Linz for around two years now.

As flexible as our own range

Due to the high demand, the automation division of Liebherr-Verzahntechnik GmbH has restructured the area of robotics and made it a separate department. The editors of Liebherr Magazine went to visit and had a look around.

More than just gear skiving

The constantly rising demands from the markets, such as higher accuracy, more effective processes and increased flexibility, require sophisticated machine concepts. For this reason, the new gear skiving machine generation has been equipped among other things with a tool changing system integrated in the machine, multi-machining functions, an integrated measurement device for tools and the option of chamfering during the machining process.

Focus on customer productivity

With the newly formed “Industrial Services” department, Liebherr-Verzahntechnik GmbH is reimagining the service ethos.

Liebherr Academy “Gear Technology”: local presence

How do you get closer to the customer? For Liebherr the answer is simple: by increasing presence locally.

Future challenge: modernisation of trade training for industrial mechanics

What challenges does Industry 4.0 present to companies and their apprentices? Liebherr is already working on the measures necessary for overcoming the technical obstacles of the future in order to train its own professionals.

A Neat Solution

Weishaupt, headquartered in the Upper Swabian town of Schwendi, is a leading provider of burners, heat pumps, heating and condensing-boiler systems, energy recovery solutions, and facility automation. Since mid-2016 Weishaupt’s new burner casing production facility has operated using an automation solution provided by Liebherr-Verzahntechnik GmbH.

Satisfied customers speak for themselves

E-cars are very demanding in terms of gear quality. Great Taiwan Gear relies on Liebherr machines.

Hobbing and chamfering: Perfectly integrated

After an upgrade, the universal LC 280 DC gear hobbing machine shines with improved operating comfort and technical refinements.