Large size laser welding systems

XXL laser beam welding system for 3D precision processing of large sized components

XXL laser beam welding system for 3D precision processing
© Fraunhofer IWS Dresden
XXL laser beam welding system for 3D precision processing
Double-sided simultaneous welding of stringer-skin joints for aerospace industry
© Fraunhofer IWS Dresden
Double-sided simultaneous welding of stringer-skin joints for aerospace industry

Workspace

  • 10 x 3 x 1,5 m3


Available lasers / additional equipment

  • 2 x 4,5 kW CO2 laser DC045 ROFIN SINAR
  • SM and MM fiber laser IPG or Rofin / disk laser TD5001 Trumpf
  • 3D-capable moving clamping technology for strip-shaped stiffeners
  • integrated seam tracking system
  • 2 x filler wire Dinse
  • Component-related vacuum clamping technology


Applications

  • Structural components in aerospace industry (stringer-clip skin connections)
  • Welded sheet metal structures for railway vehicle construction etc.
  • Large-sized welded structures, e.g. for power engineering, housings, shafts etc.

Pentapod multi-functional system for joining and hybrid technologies

Completely 3D capable parallel kinematics for friction stir welding and milling of large parts
© Fraunhofer IWS Dresden
Completely 3D capable parallel kinematics for friction stir welding and milling of large parts
Pentapod parallel kinematic machine tool for 3D friction stir welding and milling
© Fraunhofer IWS Dresden
Pentapod parallel kinematic machine tool for 3D friction stir welding and milling
Setup of the parallel kinematic machine for friction stir welding (FSW)
© Fraunhofer IWS Dresden
Setup of the parallel kinematic machine for friction stir welding (FSW)

Manufacturer

  • Metrom Mechatronic Machines GmbH


Technical data

7-axis portal machine:

  • 5 movement axes for 3D guidance of the main spindle, additional linear guide to extend the working area
  • Rotary table for machining on all sides
  • Standard CNC control (Andronic)
  • Integrated control system for friction stir welding, possible control algorithms: power control, torque control, position control
  • Max. main spindle speed: 17,000 rpm
  • Dimensions (LxWxH): 7.2 x 3.7 x 5.3 m


Workspace

  • X axis: 2 m, 40 m / min
  • Y axis: 6,5 m, 40 m / min
  • Z axis: 1,5 m, 40 m / min
  • Max. tilt main spindle: -100°
  • A axis: rotary axis Æ 2 m


Applications

  • Combined milling + laser beam welding with integrated scanner unit for 2D contours
  • 3D track contour with up to 12 kN superimposed contact pressure
  • Deep rolling

Robot systems

© Fraunhofer IWS Dresden

Technical data

  • KUKA robot systems 30 to 60 kg
  • Working space: approx. 2 m3
  • Integrable lasers: SM and MM fiber lasers
  • Laser power: 1 to 4 kW


Applications

  • Automotive industry: sheet metal structures, including door structures, patchwork structures, web-slot connections, etc.
  • Aerospace: Demonstrators for thin-walled stiffening structures, including flap demonstrator
  • Universal application: structural steel construction, including butt joints during pre- and final assembly and multipass narrow gap welding (MES)