Laser Process Monitoring

Process Monitoring

Process monitoring as combination of piercing and lens fault sensor.

System types/Lasers:

  • CO2 laser

Features:

  • monitoring takes place online
  • monitoring of the piercing and cutting process
  • detection of damage to the lens (burn penetration) and larger areas of burned-in spatter
  • working with actual piercing times
  • detection of cutting breaks
  • suitable for use with HP1.5" / HP2" / HP2" M cutting heads

Technical Specifications:

  • weight PA HP1.5": 0.5 kg
  • weight PA HP2" / HP2" M: 0.7 kg
  • dimensions PA HP1.5": 112 x 88.5 x 24 mm
  • dimensions PA HP2" / HP2" M: 140 x 104 x 22 mm

Subject to change without notice.

Detection of damage to the lens during the process.

System types/Lasers:

  • CO2 lasers

Features: 

  • detection of damage to the lens (burn penetration) and larger areas of burned-in spatter
  • prevention of further damage, e.g. soiling of the processing system caused by the destruction of the lens
  • sensors supplied in two geometries

Technical Specifications:

  • mass: about 30 g
  • dimensions square form: 35 x 45 x 18 mm
  • dimensions cylindrical form: length 60 mm ø 20 mm

Subject to change without notice.

Monitoring of the piercing and cutting process.

System types/Lasers:

  • CO2 lasers

Features:

  • monitoring takes place online
  • working with actual piercing times
  • detection of cutting breaks
  • retrofittable to all Precitec CO2 cutting heads
  • sensor systems consisting of sensors, analysis unit and preamplifier

Technical Specifications:

  • mass: 0.8 kg

Subject to change without notice.

Laser Welding

Pre Process. Optical seam position recognition and seam tracking.

Examples of use:

  • tailored blanks
  • welding in
    • shipbuilding
    • body-in-white
    • power train

System types/Lasers:

 

  • gantry systems
  • orbital systems
  • for all Nd:YAG, disc and fibre optical solid-state lasers, as well as diode and CO2 lasers

Features:

  • control of lateral position
  • control of focal position
  • can be combined with various manufacturers' linear drives
  • simple integration
  • compensation of system tracking errors
  • optional documentation of tracking data
  • can be combined with LPF sensor systems

Technical Specifications:

  • number of digital inputs: 16
  • number of digital outputs: 16
  • number of programs that can be selected: 128
  • operating system: Windows XP
  • weight (base platform): about 25 kg

Subject to change without notice.

In Process. Online process monitoring in laser material processing.

Examples of use:

  • in welding: laser beam, hybrid, cladding, brazing and drilling tasks
  • used in
    • automotive engineering
    • shipbuilding
    • railway vehicle construction
    • aircraft construction

System types/Lasers:

  • robot
  • gantry systems
  • remote and scanner systems
  • orbital systems
  • for all Nd:YAG, disc and fibre optical solid-state lasers, as well as diode and CO2 lasers

Features:

  • multi-sensor system
  • automatic real-time monitoring
  • automatic data backup
  • definition of error categories
  • rejection of faulty parts
  • Windows-based software
  • SQL database
  • time-sharing operation
  • error analysis statistics
  • 100% documentation
  • remote control and maintenance
  • PLC communication
  • can be combined with LWM sensors DIODE and LWM Camera HSCAM

Technical Specifications:

  • number of digital inputs/outputs: 16 each
  • number of programs/can be expanded to: 32/128 to 256
  • number of data channel that can be processed simultaneously: max. 8
  • real-time data recording/processing
  • number of photo diodes: max. 8
  • photo diode scan rate: max. 40 kHz
  • camera scan rate: 1500 kHz (typ.)

Subject to change without notice.

Post Process. Optical online seam inspection system.

Examples of use:

  • laser beam welding, hybrid welding, cladding
  • MIG, MAG and plasma welding
  • used in
    • automotive engineering
    • shipbuilding
    • railway vehicle construction
    • aircraft construction

System types/Lasers:

  • robot
  • gantry systems
  • remote and scanner systems
  • orbital systems
  • for all Nd:YAG, disc and fibre optical solid-state lasers, as well as diode and CO2 lasers

Features:

  • automated weld seam inspection
  • can be adapted for all established types of processing heads
  • automatic data backup
  • definition of error categories
  • Windows-based software
  • SQL database
  • time-sharing operation
  • 100% documentation
  • remote control and maintenance
  • PLC communication
  • can be combined with LWM Sensors DIODE

Technical Specifications:

  • scan rate: 500 Hz - 1500 Hz
  • picture width: 6 - 30 mm
  • camera resolution: 0.05 - 0.25 mm
  • mass: 300 g

Subject to change without notice.