3D Robot Vision based on Stereo Vision

Scorpion 3D Stinger for Robot Vision
Scorpion 3D Stinger for Robot Vision

Scorpion 3D Stinger for Robot Vision task

The task is to pick object from a box with an ABB robot. The Scorpion 3D Stinger for Robot Vision was chosen to solve the task.

Below the two stereoscopic images is shown captured by the system.

stereo_picking
Two stereoscopic image captured by Scorpion 3D Stinger for Robot Vision

Application details

Scorpion Vision Videos
Scorpion Vision Videos
  • Pallet size: 1200 x 800 mm
  • Number of layers: 6
  • Z- span of layers are from 550 mm
  • Z distance to Camera from 3D base reference system/robot work object: 2490 mm
  • Scorpion 3D Stinger Camera
    • Stereo Visio baseline: 300 mm
    • 2D pixel resolution 1.5 mm
    • Two monochrome GigE cameras with XGA,1024×768, resolution
    • 3D calibration rms value is 0.3 mm
    • Estimated z-resolution – standard deviation 1.5 mm
  • Scorpion 3D Stinger for Robot Vision
    • Industrial PC – Intel Quad-Core 2.4 GHz
    • Windows Operating System

Z-Height resolution from 150 mm to 600 mm

3D Stereo Vision Height Profile
The picking profile shows the height variation for each layer and defines the heightspan
  • This image shows that the six layers spans 350 mm height and that
  • the height difference within one layers is 15 mm.
  • The accuracy in z is plus / minus 2-3 mm.

Read more about this application – video – 3d-bin-picking-with-scorpion-3d-stinger

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