Industrial IoT Feedback Control for Robot Positioning Accuracy

Solution Overview

Problem

Existing industrial robots face challenges in maintaining repeated positioning accuracy due to wear and assembly degradation, leading to errors that require manual, labor-intensive and time-consuming error compensation processes, which affect work accuracy and incur high costs.

Innovation Solution

An Industrial Internet of Things (IoT) system comprising a user platform, service platform, management platform, sensor network platform, and object platform, which facilitates rapid error detection and compensation through centralized and sub-platform arrangements to ensure efficient, accurate, and rapid regulation of repeated positioning accuracy.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If manual error compensation operations are performed regularly to maintain repeated positioning accuracy, then positioning accuracy is improved, but labor cost and time consumption increase significantly

Engineering Contradiction:

Improverepeated positioning accuracyVSAvoidtime for error compensation

Core Design Contradiction:

Manufacturing precisionVSLoss of time

Solution Approach 1:

The system enables automatic error compensation where the industrial robot performs repeated positioning operations autonomously without manual intervention. The control device automatically collects position data, calculates errors, and updates compensation parameters, allowing the system to self-correct positioning deviations while maintaining high accuracy.

Inventive Principle:

Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical operations with an automated control system that uses sensors, processors, and communication modules. The control device substitutes human operators by automatically executing error detection, calculation, and compensation processes through software algorithms and digital data processing.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

2Manufacturing precision

If manual error compensation operations are performed regularly to maintain repeated positioning accuracy, then positioning accuracy is improved, but labor cost increases

Engineering Contradiction:

Improverepeated positioning accuracyVSAvoidlabor cost

Core Design Contradiction:

Manufacturing precisionVSEase of manufacture

Solution Approach 1:

The system enables automatic error compensation where the industrial robot performs repeated positioning operations autonomously without manual intervention. The control device automatically collects position data, calculates errors, and updates compensation parameters, allowing the system to self-correct positioning deviations while maintaining high accuracy.

Inventive Principle:

Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical operations with an automated control system that uses sensors, processors, and communication modules. The control device substitutes human operators by automatically executing error detection, calculation, and compensation processes through software algorithms and digital data processing.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

3Manufacturing precision

If error compensation is performed frequently to maintain positioning accuracy, then positioning accuracy is improved, but impact on manufacturing operations increases

Engineering Contradiction:

Improverepeated positioning accuracyVSAvoidmanufacturing operation efficiency

Core Design Contradiction:

Manufacturing precisionVSProductivity

Solution Approach 1:

The system enables continuous error compensation during robot operation without interrupting manufacturing processes. The control device continuously monitors position data and updates compensation parameters in real-time, ensuring uninterrupted productive action while maintaining positioning accuracy throughout the manufacturing process.

Inventive Principle:

Principle #20Continuity of useful action

Solution Approach 2:

The patent implements a feedback mechanism where the control device continuously receives position data from sensors, compares actual positions with target positions, calculates errors, and automatically adjusts compensation parameters. This closed-loop feedback system maintains positioning accuracy dynamically without requiring manual intervention or production stoppages.

Inventive Principle:

Principle #23Feedback

Data Source

PatentUS12523768B2Industrial internet of things for repeated positioning accuracy regulation and control method thereof

Publication Date: 2026.01.13 CHENGDU QINCHUAN IOT TECH CO LTD

AI summary

The present disclose provides an industrial Internet of things for repeated positioning accuracy regulation, comprising a user platform, a service platform, a management platform, a sensor network platform, and an object platform that interact in turn; the sensor network platform and the service platform adopt a centralized arrangement; the management platform adopts a front sub-platform arrangement. The present disclosure reduces the difficulty and error of manual calculation, reduces labor cost to further realize the rapid regulation of repeated positioning accuracy and reduce the influence on the manufacturing operation of the object platform, which is safe, efficient, and low cost.