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»A machine must be productive, of course. But we considered precision and stability much more important. We also wanted to remain fl exible in terms of setup times, allowing us to respond to market demands quickly. We achieved this objective with the HELLER manufacturing cell.« Geert Sevriens, Production Manager

Perfect balance of productivity and flexibility

HELLER solutions at Frencken

Sub-supplier Gebrs. Frencken in the Dutch town of Eindhoven, falls under the category ›High Mix/Low Volume‹. With the purchase of two HELLER H 4000 4-axis machining centres with pallet magazine, stability, precision, process reliability and quick set-up were paramount. The horizontal concept is a winner, especially in terms of chip management.

Task Setting

  • Manufacturing machines have to be absolutely sturdy and precise
  • Possibility of fast response to market requirements and thus quick delivery times
  • Short setup times
  • Optimal chip disposal
  • Machining virtually without vibration
  • Process reliability for unmanned operation

Project scope and solution

  • Manufacturing cell that comprising two H 4000 4-axis horizontal machining centres, a loading robot and a Cellro pallet magazine
  • HELLER ›SpeedCutting‹ spindle

Result

  • 408 tool storage places and 35 pallets measuring 500 x 630mm for different batch sizes and a variable range of parts and materials
  • Pallet change in 13 seconds
  • Chip-to-chip time of only 3 sec.
  • The HELLER ›SpeedCutting‹ spindle offers up to 16,000rpm, 40kW and 95Nm of torque.
  • The dynamic performance also enables rapid traverse rates of 90m/min and 8m/s2 acceleration.
  • High-quality surface finish through high process reliability
  • Investment in machine tools meeting the requirements in terms of productivity and quality
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