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Advanced 3D industrial inspection system

Summary

Profile Type
  • Technology offer
POD Reference
TOES20250218011
Term of Validity
18 February 2025 - 18 February 2026
Company's Country
  • Spain
Type of partnership
  • Commercial agreement with technical assistance
Targeted Countries
  • All countries
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General information

Short Summary
A Spanish ICT research center offers an inspection system that applies machine vision to quality control. A solution easy to integrate in production processes, capturing images of an object while in free fall to detect any deviation by means of surface, volumetric and metrology tests. The system also classifies a mix of objects into expected and non-expected ones. They look for partners to establish license agreement, manufacturing agreement, or commercial agreement with technical assistance.
Full Description
A Spanish ICT (Information & Communications Technologies) research center offers an inspection system that applies machine vision to quality control.

Industrial inspection is a field where accurate and fast systems are important to achieve high quality without compromising the production speed.

The 3D industrial inspection system offered proceeds in four simple steps:

1) Capture
The device contains a number of cameras distributed in a sphere. The special location of the cameras is optimized to obtain the best reconstruction fidelity. It captures the objects without contact or manipulation, and without hidden surfaces: the part under inspection is dropped from the top, it falls freely and the images are captured simultaneously by all cameras, allowing the fast reconstruction of an accurate 3D model of the object.

2) Reconstruction
Once obtained all the images, a 3D reconstruction is performed. The techniques developed for this lead to a very efficient process that allows a very high throughput of the system.

3) Classification
Once the part is captured and the 3D model is computed, a classification algorithm analyzes the geometric features to identify the captured part and match it with its corresponding reference model. The algorithm uses machine learning techniques to assign the part to the most suitable reference, enabling further analyses based on its predefined characteristics.

4) Inspection
Different kinds of analyses can be applied:
- Geometrical: 3D comparison to detect excess or leak of material.
- Surface: Verifies that the surface finish is correct using reference model information.
- GD&T: Different measurements and tolerances can be defined and cheked.

Different types of errors are shown in the user interface, in function of the kind of analysis performed. Thus, the complete set of results for an inspected object is a report composed with information on surface defect inspection, volumetric defect inspection and a checklist of geometric dimensions and tolerances (based upon GD&T standards).

Among the applications of the system, it can be highlighted: industrial inspection for quality control of products of any size with low maintenance costs and high throughput.

There are many application sectors for the system such as plastic industry, food industry, packaging, electronics, automotive industry, pharmaceutical industry, …

The research organization is mainly looking for industrial equipment manufacturers that can implement the product into industries. Different types of co-operation are possible: license agreement, manufacturing agreement or services agreement.

Manufacturing agreement: The Spanish centre will provide the software technology and the prototype to the collaborator, and will keep on improving it and its functionality. The collaborator will manufacture the physical part of the system (hardware). The collaborator will receive a % of the ownership of the final product.

License agreement: Once the product is industrialized, a collaborator is needed for the commercialisation and deployment of the system. This collaborator will charge to the client and the Spanish centre will receive a license fee for each deployment of the system.

Commercial agreement with technical assistance: If the partner is interested in a specific analysis/inspection of a sample of products, the Spanish centre will perform a feasibility study before any other development/deployment project.
Advantages and Innovations
3D inspection has several intrinsic problems related to the following issues:
• 3D parts of different size and shape.
• Need to control surfaces, volume, geometry, dimensions and tolerances.
• High manipulation costs.

Current solutions for 3D inspection could be classified into two categories:
• Active methods: fly time; structured light; modulated laser; conoscopic holography; CAT (computerized axial tomography).
• Passive methods: stereoscopy; photometry, unfocussing, etc.; outlines.

These current solutions have several problems:
• Inspection time / workload.
• Part positioning, which leads to mechanical manipulation.
• Uncompleted reconstruction and occlusions
• Verification of a few critical measurements
• High manteinance costs
• Complexity and integration times

The advanced 3D industrial inspection system offered by the Spanish ICT research center solves these limitations. Its main advantages are:
• In-line Inspection of any object without manipulation, even parts that are now manually verified can be automatically inspected.
• High productivity, reaching 3600 processed parts per hour.
• Extra functionality of object classification, useful for separating a mixture of objects depending on their shape.
• Suitable for different part sizes (plastic parts, springs, gauges, coffee capsules, bottle stoppers, etc.)
• Models from CAD (computer-assisted design) design or self-learning (ML). It can control (2D and 3D) all object sides.
• Easily scalable solution.
• Adjustable tolerances: easy adaptation to particular size and precision needs.
• Adaptable design to configure useful volume and spatial resolution
• Novel and unique patented acquisition device with a multi camera configuration.
• Novel and unique patented optic and geometric calibration method for a multi-camera acquisition device (patent request already presented).
Stage of Development
  • Available for demonstration
Sustainable Development Goals
  • Not relevant
IPR status
  • IPR granted

Partner Sought

Expected Role of a Partner
Type of partner sought: industrial equipment manufacturers from different application sectors such as: plastic industry, food industry, packaging, electronics, automotive industry, pharmaceutical industry, etc.

Activity of the partner: manufacturing of industrial equipments and their commercialization and deployment.

Role of the partner: implementation of the product into industries via:
• a manufacturing agreement, in which the collaborator will contribute to the final part of the industrialization process and the manufacturing of the physical part of the system (hardware) or
• a license agreement, in which after the product is industrialized it will be commercialized and deployed by the same or a different partner or
• a commercial agreement with technical assistance when the partner needs specific analysis/inspection of a sample of products. This can be carried out by the Spanish center in their facilities.
Type and Size of Partner
  • Big company
  • SME 50 - 249
Type of partnership
  • Commercial agreement with technical assistance

Dissemination

Technology keywords
  • 01003012 - Imaging, Image Processing, Pattern Recognition
  • 09001002 - Analyses / Test Facilities and Methods
  • 01003013 - Information Technology/Informatics
  • 09001009 - Sensor Technology related to measurements
  • 09001008 - Other Non Destructive Testing
Market keywords
  • 08002003 - Process control equipment and systems
  • 08002002 - Industrial measurement and sensing equipment
  • 08002005 - Machine vision software and systems
Sector Groups Involved
  • Digital
  • Energy-Intensive Industries
  • Mobility - Transport - Automotive
  • Electronics
  • Aerospace and Defence
Targeted countries
  • All countries