Deburring Tool Calibration System for Force Consistency

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Solution Overview

Problem

The existing methods for calibrating deburring tools used in manufacturing, such as those for aircraft parts, often result in inconsistencies due to variations in the force applied by the biasing mechanism, leading to undesirably large chamfers or insufficient removal of burrs.

Innovation Solution

A calibration system that includes a housing, sensor, adapter, force transfer member, and adjustment tool to detect and adjust the force applied to a moveable blade by a biasing mechanism, ensuring it reaches a desired force within selected tolerances to optimize deburring operations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If force calibration is not performed, then device complexity is reduced, but manufacturing precision deteriorates due to force variations

Engineering Contradiction:
Improvecalibration system complexityVSAvoidforce consistency
Core Design Contradiction:
Device complexityVSManufacturing precision

Solution Approach 1:

The calibration system replaces subjective mechanical judgment with objective sensor-based force detection. By using a sensor to measure and indicate force levels, the system provides quantifiable data that eliminates guesswork and ensures consistent force application, thereby improving manufacturing precision through a relatively simple additive calibration process.

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

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

The system ensures that the deburring tool applies a consistent force, reducing burrs effectively while controlling chamfer dimensions within specified tolerances, enhancing the precision and quality of the manufacturing process.

Implementation Method 1

The force transfer member may be configured to transfer a force applied to the moveable blade by a biasing mechanism in the tool to a sensor

Methodology Applied
Scientific EffectForce transfer: Mechanical Force

Implementation Method 2

The force applied to the moveable blade by a biasing mechanism in the tool may be detected using a sensor when the moveable blade is in the inward position with respect to the tool. The force may be exerted by a spring in the biasing mechanism

Methodology Applied
Scientific EffectSpring force: Spring

Data Source

PatentUS8495903B1Calibration system for a deburring tool
Publication Date: 2013.07.30 THE BOEING CO
  • US8495903B1 patent drawing
  • US8495903B1 patent drawing
  • US8495903B1 patent drawing

AI summary

A method and apparatus for calibrating a tool. A moveable blade connected to the tool may be deflected towards an inward position with respect to the tool. A force applied to the moveable blade may be detected by a biasing mechanism in the tool using a sensor when the moveable blade is in the inward position with respect to the tool. The biasing mechanism in the tool may be adjusted if the force is not a desired force.