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Vibration-Assisted Drilling

Domaine Mobilité

Technologie Robotique autonome

Applications

The self-adaptive technology aims at improving drilling operation, particularly in multi-stacked material (metal / composite).

  • Aeronautical
  • Automotive
  • Wind turbine

Description

Drilling machines are equipped with a vibration system which generates axial oscillations from the spindle rotation. To cope with different constraints, two vibration system technologies have been developed: one with eccentric discs (for automatic drilling unit) the other with a swashplate (for spindle).

Benefits

  • Improved remove of the chips
  • Improved productivity by decreasing tool breakdown
  • Simple and robust technology
  • Adaptation: Possibility to modulate oscillation frequency and amplitude

Inventeurs

Jérémy JALLAGEAS,

Olivier CAHUC,

Mehdi CHERIF,

Jean-Yves K'NEVEZ,

Institut de Mécanique et d’Ingénierie de Bordeaux (I2M, UMR 5295)

Propriété intellectuelle

Patent applications :

WO 2014/125182 A1

WO 2017/009168 A1

Contact

Matthieu AYFRE

m.ayfre@ast-innovations.com