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IPEX 2010: New Feeders and a New Streamfeeder on the Stitchmaster ST 450 Saddlestitcher Boost Productivity

03/04/2010


  • Faster finishing for difficult and hot-off-the-press papers
  • Environmentally friendly - new feeders cut energy consumption by up to ten percent, thus also reducing operating costs
  • Heidelberg is the only supplier of upright feeders - fatigue-free feeding with height-adjustable jogging table
  • New Streamfeeder from Heidelberg improves loading performance by 150 percent
At IPEX 2010, Heidelberger Druckmaschinen AG (Heidelberg) will be unveiling the Stitchmaster ST 450 saddlestitcher with newly developed upright and horizontal feeders and the new Streamfeeder for automatic loading.

As the only company to supply upright feeders for saddlestitchers, Heidelberg has further improved the ergonomics of these machines by adding a height-adjustable jogging table. The working height of the table can be adjusted as required, thus providing greater comfort regardless of the operator's height.

Developers at Heidelberg have also revised the functionality and design of the feeders. New materials allow for even smoother transportation of sheets in the feeder. This is especially useful for paper that is difficult to process, such as recycled paper, in order to eliminate electrostatic charges. It also enables sensitive paper that is hot off the press to be finished quickly and easily without compromising on quality.

On the new feeder, the vacuum is now controlled electronically by means of a valve. Unlike the current mechanical control, the moment at which sheets are sucked into the magazine is now adapted to the machine speed. Sheet separation is performed automatically by the Stitchmaster ST 450, making the process even faster and more reliable. Users benefit from improved processing quality across a broad product spectrum and also enjoy higher productivity. The new feeders will be available from mid-2010.

Environmentally friendly - new feeders improve the energy balance of the Stitchmaster ST 450
The new feeders achieve a considerable saving in the amount of compressed air they require. For example, the compressed air consumption of a typical machine configuration for the Stitchmaster ST 450 with seven feeders and cross-feeder is reduced by up to ten percent. The energy balance has been improved with the option to downsize the compressed air supply or, in other words, to reduce the power consumption of the air supply.

Moreover, the Stitchmaster ST 450 boasts an energy-efficient drive system. Individual servo drives for each feeder enable the system to stop immediately, thus cutting paper waste and reducing the CO2 footprint of the particular print product. Based on a throughput of 15 million 36-page A4 brochures, this saves around five tons of paper a year (equivalent to 5.5 tons of CO 2).

New Streamfeeder from Heidelberg improves loading performance by 150 percent
Heidelberg has developed its own Streamfeeder for automatically loading the horizontal feeder on the Stitchmaster ST 450 saddlestitcher. This product is earmarked for market launch at the start of 2011. The new Streamfeeder raises productivity significantly thanks to its intuitive operation and continuous feeder loading by means of log technology. Both manual and log loading are possible, which is particularly interesting for web printers and finishers. If the Streamfeeder is used in combination with log technology, this can improve the loading performance by 150 percent compared to the manual feeder. In the Streamfeeder, upright sheets are separated in shingle streams and fed horizontally into the feeder magazine. The pile height in the magazine is controlled by an adjustable light barrier, thus ensuring reliability during processing. The Streamfeeder is mounted on rollers, which means it can be deployed flexibly as and when required.

Stitchmaster ST 450 - maximum flexibility and seamless integration
Heidelberg presented the Stitchmaster ST 450 saddlestitcher at IPEX 2006. This machine sports a high level of automation, flexibility and productivity. A whole series of applications are possible on this saddlestitcher as it can be specifically adapted to a particular product, rather than the other way round. This exceptional flexibility is due to the machine's mobile feeders. With a capacity of up to 14,000 cycles per hour, this saddlestitcher processes untrimmed paper formats ranging from 85 x 128 mm (3.35 x 5.04 in) to 320 x 480 mm (12.60 x 18.90 in) and a maximum product thickness of 12 mm (0.47 in). The short makeready time of the Stitchmaster ST 450 is ideal for frequent format changes, short and long runs, and standard and customized print products, and is thus geared to the target group of industrial printers and finishing specialists. The Stitchmaster ST 450 can be integrated seamlessly into the Prinect workflow from Heidelberg via the JDF-compatible press control system.

Figure: An overview of the Stitchmaster ST 450
The Stitchmaster ST 450 saddlestitcher boasts high levels of automation, flexibility, and productivity. The machine will be showcased with new feeders at IPEX 2010.


For further information, please contact:
Heidelberger Druckmaschinen AG
Corporate Public Relations
Hilde Weisser
Phone: +49 (6221) 92 5066
Fax: +49 (6221) 92 5069
E-mail: Hilde.Weisser@heidelberg.com


Heidelberg at IPEX 2010:
The terms HEI Performance and HEI Value reflect the extensive portfolio of state-of-the-art technologies and services from Heidelberg for the economical and environmentally friendly production of print products. At the trade show, the company will be providing practical demonstrations to highlight how media service providers, print shops, and postpress specialists can act on current market trends and adapt their portfolios accordingly. Heidelberg will be demonstrating how to optimize business and production processes across the entire value added chain of sheetfed offset printing, while also minimizing their environmental impact.

The numerous practical demonstrations will enable visitors to the event to find out how they can achieve economic success with short-run high-end print applications, stand out from the crowd with creative print applications, and make the Internet an integral part of their business strategy.



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