Autoblok Corporation was established in 1981 as a subsidiary of Autoblok of Italy, the largest power chuck manufacturer in Europe. Since 1942, Autoblok has been at the forefront of engineering and manufacturing state-of-the-art workholding, clamping and tooling solutions.

  • 63
    Standard line includes:
    • safety valve
    • stroke control (without proximity switch)
    • port for compressed air
    • central lubrication grease, oil or oil + air
    • swarf guard
  • 62
    Front-end pneumatic power chucks
    • EXTRA LARGE THROUGH HOLE Ø 26 - 115 mm
    • 3 jaws
    • SP-ES: chuck with rapid and clamping stroke
    • SP-L: chuck with long jaw stroke
  • 60
    Expanding mandrels Ø 14.7 - 129.7 mm
    • Size 1 - 11
    • Large expansibility 1 - 2 mm depending on size
    • Flange mounting
    • Very rigid design
  • 61
    Closed center rotating hydraulic cylinder
    • up to 70 bar
    • central bore for media supply
    • stroke control via proximity switch or linear positioning system
  • 59
    Collet chuck for bar machining
    • Bars Ø 3 - 80
    • Collets DIN 6343
  • 58
    The operation is based on elastic deformation of the diaphragm - this means - no sliding parts - no friction - centrifugal force compensation - proofline® series = fully sealed low maintenance
  • 55
    High precision power chucks Ø 130 - 450 mm
    • LARGE THROUGH HOLE
    • 2, 3 and 4 jaws
  • 57
    High precision pull-down chucks Ø 170 - 650 mm
    • active pull-down
    • tongue & groove
    • 3 jaws
  • 56
    Quick jaw change power chucks Ø 140 - 630 mm
    • LARGE THROUGH HOLE
    • high speed
    • high flexibility: jaws radially adjustable/reversible
    • 3 jaws
  • 54
    High precision power chucks Ø 125 - 400 mm
    • closed center
    • 2 and 3 jaws (4 jaws only Ø 400 mm)