Stacking accuracy and stability

Beumer has re-engineered its high-capacity layer palletiser Beumer paletpac to give better accessibility, shorter assembly period, higher flexibility and lower costs.

 

The Beumer paletpac 2500 is designed for high-performance packaging lines to process sensitive and valuable products in a gentle and efficient manner.

With the layer palletiser series Beumer paletpac, Beumer supplies high-capacity machines, which stack bags filled with bulk material on pallets gently and exactly, layer by layer. The products include cement, mortar, pellets, industrial salts and fertilisers filled in paper, polyethylene or polypropylene bags.

 

 

Owing to the geometric precision during layer and stack formation, stable bag stacks are formed. Multiple pallet loads created with the Beumer paletpac can even be stacked one on top of the other to save storage space. To make the Beumer paletpac more sustainable, Beumer has redesigned the paletpac 2500 and was able to lower the production costs, which is reflected in the purchase price. Furthermore, the optimised model brings about a reduction in operating costs.

Efficiency boost

To optimise energy consumption, Beumer exchanged the lifting frame for four chains with a counterweight. This saves weight, minimising the energy needed for the lifting movement. The pallet is now pulled up by the chains. Previously, a large hoist drive was needed for the system, but now a small motor operating as a servo drive is sufficient. It results in further weight reduction, less maintenance and lower costs for the user. When maintenance or cleaning is in order, maintenance personnel can access all the components easily.

Beumer has also made the overall structure of the paletpac slimmer. Their design engineers were able to save around 2.4t of material. Among other things, they have downsized the massive frame of the palletiser head. The redesign saves material costs and provides the user better access to the machine. Another modification is that the external frame elements can now be folded. In this way, the whole palletiser head fits into one transport container. The palletiser head doesn’t have to be dismounted, and the total amount of containers sent to the customer can be reduced. It alleviates the transportation costs and shortens the assembly period on site.

The pallet pusher that automatically provides the hoist unit with empty pallets has also been modified by Beumer specialists. They have modified the guides for the pallet side plate, introduced a new lateral guide system, changed the drive performance and decreased the system width. Now the user can quickly and easily adapt the palletiser to different pallet sizes without the use of tools. The Beumer paletpac palletises bags up to a pack height of 2,400mm, in all technically possible packing patterns and on any commonly used pallet size — including intermediate sizes such as 1400 x 1200mm. A multi-program enables the user to set parameters easily and quickly. The Beumer paletpac can be provided with a bar-type turning device or with a newly developed twin-belt turning device to position the filled bags quickly, ensuring their dimensional stability.

These innovations demonstrate Beumer Group’s commitment to the total value of ownership (TVO) approach. Each product is regarded as a whole and not just in terms of cost. According to this approach, all raw materials must be used with care and every effort must be made to continuously reduce energy and resource consumption, in the production cycle and in operating the machine.

With the Beumer paletpac 2500, users can palletise up to 2500 bags per hour. This enables manufacturers of products, such as plastic granules or fertilisers, to meet the increasing throughput rates demanded in the market. In particular, paper, PE and PP bags are said to be perfectly palletised. The modular structure permits adaptation of the Beumer paletpac to special market- and customer-specific requirements. Bags stacked accurately on pallets can then be transported without problem to the downstream packaging system – for example, the Beumer stretch hood.

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