Optical Lens Machining Tool with Integrated RFID Monitoring

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Solution Overview

Problem

The machining of optical lenses and components often requires extensive automation and monitoring, which is challenging to achieve with existing technologies, especially when operated by untrained personnel, leading to potential maloperation and misuse.

Innovation Solution

A device and method that incorporate an acquisition apparatus for identifying and monitoring machining tools, along with a user guide apparatus, to facilitate automated control and monitoring, enabling efficient operation by untrained personnel through the use of RFID transponders, bar codes, and display interfaces.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If automated machining and monitoring is implemented, then productivity and manufacturing precision are improved, but device complexity increases

Engineering Contradiction:
Improvemachining efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The machining device is equipped with acquisition apparatus that automatically detects and acquires data from tools and workpieces without human intervention. The system self-monitors tool conditions, workpiece properties, and machining parameters, enabling automated control and reducing the need for complex manual monitoring systems.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system incorporates continuous monitoring and feedback mechanisms where the acquisition apparatus collects real-time data from sensors and tool identifiers, feeds this information back to the control unit, and automatically adjusts machining parameters to maintain optimal performance and quality.

Inventive Principle:
Principle #23Feedback

2Ease of operation

If automated control is implemented to reduce operation effort, then ease of operation is improved, but device complexity increases

Engineering Contradiction:
Improveoperation simplicityVSAvoidcontrol system complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system automatically identifies tools and workpieces through integrated sensors and data carriers, eliminating the need for manual input. The control unit autonomously retrieves relevant data and configures machining parameters, allowing untrained personnel to operate the device without increasing operational complexity.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

All necessary data about tools and workpieces is pre-stored in data carriers attached to these components. The acquisition apparatus automatically reads this preliminary information before machining begins, so the control system already has all required parameters configured before operation starts.

Inventive Principle:
Principle #10Preliminary action

3Manufacturing precision

If monitoring of tool state is implemented, then manufacturing precision is improved, but device complexity increases

Engineering Contradiction:
Improveoptical qualityVSAvoidmonitoring system complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

Sensors continuously monitor tool conditions including wear, temperature, and position during machining. This real-time feedback is fed to the control unit which automatically adjusts parameters or alerts operators when tool performance deviates from specifications, maintaining optical quality without complex intervention systems.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system replaces complex manual inspection methods with automated optical and electronic sensors that non-intrusively monitor tool state and workpiece quality in real-time, achieving high precision monitoring with minimal additional mechanical complexity.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS9089944B2Device, tool and method for machining of an optical lens
Publication Date: 2015.07.28 SCHNEIDER GMBH & CO KG
  • US9089944B2 patent drawing
  • US9089944B2 patent drawing
  • US9089944B2 patent drawing

AI summary

A device, a tool, and a method for machining, especially polishing, of an optical lens by means of a tool are proposed, an information medium on one working surface of the tool being optically acquired and removed as the lens is machined and thus the state of the tool being indicated.