Imaging Data Transfer System for Vision Detection

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Solution Overview

Problem

Conventional vision systems experience productivity losses due to shutdowns during adjustments for correct workpiece detection, leading to missed or false detections.

Innovation Solution

A transfer system comprising a first imaging and detection system, a second imaging and detection system upstream, and an operation terminal that allows for real-time adjustment and data transfer of vision system parameters without stopping the system, ensuring continuous operation and improved detection accuracy.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If the vision system is stopped for readjustment of imaging and detection parameters, then detection accuracy is improved, but productivity decreases

Engineering Contradiction:
Improvedetection accuracyVSAvoidproductivity
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The system performs preliminary detection using the second imaging and detection system before the workpiece reaches the first system. This allows parameter adjustments to be made in advance based on detected issues, so that when the workpiece arrives at the first system, the corrected parameters are already in place, eliminating the need to stop production for adjustments.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The second imaging and detection system acts as an intermediary that detects workpieces and triggers parameter adjustments in the first system remotely. This intermediary system enables the first system to maintain continuous operation while still benefiting from accuracy improvements made through parameter readjustment.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If the vision system is stopped for parameter adjustment, then detection reliability is improved, but loss of time increases

Engineering Contradiction:
Improvedetection reliabilityVSAvoidloss of time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system implements a feedback mechanism where the second imaging and detection system continuously monitors workpiece detection quality. When detection failures or anomalies are detected, the system automatically triggers parameter adjustments in the first system based on feedback information, ensuring reliable detection without time loss from manual intervention or system shutdowns.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

Parameter adjustments are performed preliminarily by the second system before affecting the first system's operation. This preliminary action ensures that reliability issues are addressed in advance, preventing time loss from reactive adjustments or system stoppages.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11367174B2Transfer system for transferring imaging and detection data
Publication Date: 2022.06.21 FANUC LTD
  • US11367174B2 patent drawing
  • US11367174B2 patent drawing
  • US11367174B2 patent drawing

AI summary

A transfer system includes a first imaging and detection system that detects an object by using a captured first image, an industrial machine that operates by using information detected by the first imaging and detection system, a second imaging and detection system disposed upstream of the first imaging and detection system to detect an object by using a captured second image, and an operation terminal that outputs, to the second imaging and detection system, an instruction instructing that detection be performed, and to change imaging and detection system data used in the second imaging and detection system. The first imaging and detection system includes a receiving unit to receive the imaging and detection system data from the second imaging and detection system. The second imaging and detection system includes a transmitting unit to transmit the imaging and detection system data to the first imaging and detection system.