Test Object With Motion Sensor For Conveyance Diagnosis

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Solution Overview

Problem

Conventional goods inspection devices lack a test object equipped with a sensor, making it difficult to diagnose inspection function failures attributed to dynamic behavior during the transfer of goods between conveyors, requiring skilled personnel for adjustments.

Innovation Solution

A test object with a motion sensor to detect acceleration and angular velocity in three-dimensional axes, an embracing member, and an external interface unit for data output, enabling easy diagnosis of conveyance subsystem failures by acquiring and analyzing dynamic data.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional test objects without sensors are used, then the goods inspection device can be operated, but it is not possible to make a diagnosis easily for inspection function failure caused by dynamic behavior of goods

Engineering Contradiction:
Improveease of diagnosisVSAvoiddynamic behavior data
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The test object is equipped with a motion sensor that autonomously detects and records its own dynamic behavior (acceleration, angular velocity) during conveyance. This self-measurement capability eliminates the need for external diagnostic equipment and enables easy diagnosis of conveyance subsystem issues without requiring skilled personnel or complex external monitoring systems.

Inventive Principle:
Principle #25Self-service

2Measurement precision

If skilled personnel are required for diagnosis and adjustment, then accurate diagnosis can be performed, but it increases the complexity and time required for maintenance

Engineering Contradiction:
Improvediagnosis accuracyVSAvoidmaintenance complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The motion sensor provides real-time feedback data on the test object's dynamic behavior during conveyance. This quantitative feedback enables automated analysis of conveyance subsystem performance, allowing non-expert personnel to diagnose issues accurately by comparing sensor data against predefined thresholds or patterns, thereby reducing both maintenance complexity and the skill level required.

Inventive Principle:
Principle #23Feedback

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Facilitates easy diagnosis and predictive maintenance of inspection function failures caused by dynamic behavior, allowing for adjustments without skilled personnel and reducing downtime.

Implementation Method 1

a motion sensor 12 to detect acceleration and angular velocity with respect to respective directions of three-dimensional axes

Methodology Applied
Scientific EffectAcceleration detection: Accelerometer

Data Source

PatentUS20220242676A1Test object and diagnosis system and goods inspection device using such object
Publication Date: 2022.08.04 ANRITSU CORP
  • US20220242676A1 patent drawing
  • US20220242676A1 patent drawing
  • US20220242676A1 patent drawing

AI summary

[Problem]There is provided a goods inspection device making it possible to make a diagnosis easily for inspection function failure caused by dynamic behavior of goods attributed to a conveyance subsystem of an inspection line.[Solution]The goods inspection device 1 that inspects goods being carried on an inspection line includes a diagnosis unit 25c that diagnoses a conveyance subsystem of the inspection line, based on data of acceleration and angular velocity obtained with respect to respective axial directions from a test object 2 when the test object 2 having a motion sensor 12 to detect acceleration and angular velocity with respect to respective directions of three-dimensional axes is carried.