Lindmühle

FANUC Robot Raises Palletising Capacity at Flour Plant

Taking the strain in heavy lifting operations is a classic application for industrial robots. However, implementing robots in lifting tasks not only provides physical relief to workers, it also has the potential to boost throughput, even where space is limited. Flour manufacturer Lindmühle is a case in point, where FANUC simulation software highlighted the optimal robot for the available working envelope.
The milling company Lindmühle in Birmenstorf (CH) was looking for an automated solution where 5 to 25 kg bags of flour are stacked automatically in a visually beautiful way and each bag is weighed.

They are bagging 20-25 tons of flour every day, which were stacked on the pallets by hand until now. Their employees are relieved by this robot, it is less physically demanding and they were able to increase the bagging capacity, respectively the palletising capacity, to 35 tonnes. With the help of the robot, this capacity can be expanded even further.

The big challenge in the project was the (non-) available space. Not only the footprint but also the height of 2.90m. With the help of the ROBOGUIDE simulation software from FANC, they were able to simulate the most diverse robot options in the quotation phase, check the cycle time and then select the most suitable robot for.

In the progress of the project, they realised that an additional servo-controlled axis was necessary for clean depositing and stacking of the flour sacks. Since additional axes can be implemented very easily with FANUC, their programmers were able to put them into operation in very few hours.

Key Insights from Task to Result

Task

Lindmühle, a long-established and respected manufacturer of flour wanted to ease the physical burden of lifting heavy bags on to pallets. Identifying robot automation as the optimal way forward, the company began to assess its options. However, a major challenge was the lack of available space (both footprint and height) in its palletising area. 

Solution

The company turned to local automation specialist Imperia Systems, which used FANUC ROBOGUIDE software to simulate the use of various robots in the available working envelope. The company immediately ruled out a gantry robot, opting instead for a FANUC M-710𝑖C six-axis articulated arm robot. 

Result

Not only has the FANUC robot relieved workers at Lindmühle from the physicality of lifting 5-25 kg flour bags on to pallets, it has also helped the company achieve a 50% increase in its palletising capacity.  

Lindmühle

The milling company Lindmühle in Birmenstorf (CH) was looking for an automated solution where 5 to 25 kg bags of flour are stacked automatically in a visually beautiful way and each bag is weighed.

Since 1632, Lindmühle has been grinding wheat, pure spelt and rye into various types of flour around the clock, 365 days a year. Today located in Birmenstorf near Baden, Switzerland, the 17th generation of the Lehmann family now heads-up this highly progressive mill business. Thanks to its Europe-wide patented LH2 grinding process, Lindmühle can offer outstanding special flours to its customers. The company pays particular attention to pure spelt flour and the development of new products. With its development laboratory, test bakery, and Fiona Weber-Lehmann as a miller and food technologist, Lindmühle is fully prepared for future challenges.

FIND OUT MORE ABOUT Lindmühle

FANUC Robot Lifts the Burden at Lindmühle

Production Manager Fiona Weber-Lehmann and her sister Jeannine Lehmann are the 17th generation management team at leading flour manufacturer Lindmühle. The 40-employee company produces over 300 flour mixtures at its mill in Switzerland, selling its highly successful products to bakeries, restaurants and pizzerias. 

The milling company Lindmühle in Birmenstorf (CH) was looking for an automated solution where 5 to 25 kg bags of flour are stacked automatically in a visually beautiful way and each bag is weighed.
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Fiona Weber-Lehmann

Production Manager

That solution arrived in the shape of a FANUC M-710𝑖C six-axis industrial robot via local automation specialist and system integrator Imperia Systems. 

“Our biggest challenge was the lack of space at Lindmühle, not just the footprint but also height, which was 2.9 m maximum,” explains Calogero Imperia, CEO of Imperia Systems. “It was clear we couldn’t use a gantry robot, so we began thinking about an articulated arm robot instead. Notably, with the help of FANUC’s ROBOGUIDE software, we can simulate the most diverse of robot options at quotation stage, check the cycle time and select the optimal solution for our customer. In this case it was the FANUC M-710𝑖C.” 

The FANUC M-710𝑖C stacks Lindmühle’s individual bags of flour in a visually pleasing way. Affectionately named ‘Erwin’ by staff, it provides physical relief for workers and has already increased bagging and palletising capacity to 35 tonnes - a 50% gain - with the potential to expand capacity even further moving forward. 

The milling company Lindmühle uses a FANUC M-710iC six-axis articulated arm robot for an automated solution where 5 to 25 kg bags of flour are stacked automatically and each bag is weighed. Not only has the FANUC robot relieved workers at Lindmühle from the physical strain of lifting 5 to 25 kg flour bags onto pallets, but it has also helped the company achieve a 50% increase in its palletising capacity.

During the project process, Imperia realised that an additional servo-controlled axis was necessary for clean depositing and stacking of the flour bags.  

“Since it’s easy to implement additional axes with FANUC, our programmers were able to put it into operation in just a few hours,” says Calogero Imperia, who adds: “The co-operation with FANUC in this project was a complete success from start to finish.”  

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