Crippa 150LE

Customised tube bending machines for every diameter

Tube bending machines from the Linear series have small bending heads that allow them to create particularly complex geometries in a single work cycle. These machines can form multistack and multiradius bends with manually reconfigurable bending direction, and can made bends with CLR/DIA ratio even less than 0.8. The nine controlled axes that govern the machine’s movement are driven by absolute digital electric motors with Full Electric technology and controlled by a CNC Siemens 840D sl.

Description

Compact and versatile, the 150LE is a tube bending machine that fulfils most of the market’s production demands, which normally exclude include additional processing cycle such as cutting or the completion of extremely complex geometries requiring several bending planes. This machine is designed to be extended with or without a recovery cycle and to be easily integrated with devices for automatic tube loading and unloading. Multistack and multiradius, it can bend up to two 150-mm planes, or up to three 100-mm planes with thrust bending. It is also equipped with a 75 kN direct transmission booster. The machine can even produce bends with CLR/DIA ratio lower than 0.8. All movements flow through a recirculating roller guides and high load thrust screws are positioned behind clamping elements, a solution that increases machine rigidity and precision. Moreover, the bending head’s pneumatic support system guarantees energy savings and higher efficiency. The 9 axes of the machine are driven by absolutely digital motors with “Full Electric” technology managed by Siemens SINUMERIK 840D sl. The operator can interact intuitively with the machine using the UII “User ISO Interface” three-dimensional graphical software on a 19” LCD touch screen. The UII  also facilitates the programming, the simulation, and the optimisation.

Technical Features

Bending direction Right or left
No. CNC axes 9
Mild steel max. OD (R=350-450 N/mm²) 150×3 mm
Stainless steel max. OD 150×2.2 mm
Max. bending radius 450 mm
Max. bending speed 36 °/sec
Workable length of standard tube inside the collet/hitch feeding 3100/5500 mm
Max. OD for hitch feeding 123 mm
Resolution of Y axis ±0.05 mm
Voltage 400 V
Mains frequency 50 Hz
Power 36 kW
Weight 18000 kg
Stroke 200 mm

Fields of Apploication

  • Marine
  • Heavy duty machines
  • Agriculture
  • Aerospace
  • Railways
  • Urban
  • HVACR

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