Deburring Apparatus with Perpendicular Abrasive Surfaces

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Solution Overview

Problem

Current deburring methods for machined cylindrical parts are labor-intensive, result in part variation, and rely heavily on operator dexterity, leading to increased costs and inefficiencies.

Innovation Solution

A deburring apparatus and method utilizing three abrasive surfaces, where two surfaces form a V-shape and a third surface is perpendicular, allowing for simultaneous contact and rotation to remove burrs efficiently, reducing reliance on operator skill and improving edge quality.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If traditional manual deburring methods are used, then operator flexibility is maintained, but labor intensity increases and manufacturing precision decreases

Engineering Contradiction:
Improveedge qualityVSAvoidlabor efficiency
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The deburring apparatus is designed to automatically perform the deburring operation through its rotating abrasive surfaces. The system serves itself by maintaining consistent contact between the abrasive surfaces and the workpiece edge through the rotational mechanism, eliminating the need for continuous manual adjustment and intervention while achieving consistent deburring results.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical deburring operations with an automated rotational abrasive system. The manual dexterity and skill-based mechanical operations are substituted with a mechanically-driven rotating apparatus that consistently applies abrasive surfaces to the workpiece edge, improving both precision and productivity.

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

2Manufacturing precision

If multiple abrasive surfaces are used to improve deburring effectiveness, then edge quality improves, but device complexity increases

Engineering Contradiction:
Improveedge qualityVSAvoidapparatus structure
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent combines multiple abrasive surfaces (first, second, and third abrasive surfaces) onto a single rotating body or drum. This merging of multiple deburring functions into one integrated rotating component allows the apparatus to address multiple surfaces of the workpiece edge simultaneously or sequentially during rotation, improving edge quality without proportionally increasing overall device complexity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The rotating body with multiple abrasive surfaces serves multiple deburring functions in a single component. Different abrasive surfaces can be positioned to address different orientations or surfaces of the workpiece edge, making the single apparatus universally capable of handling various edge deburring requirements without needing separate tools for each surface.

Inventive Principle:
Principle #6Universality (Multi-functionality)

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 solution enables reliable and cost-effective removal of burrs from cylindrical parts, producing sharp, burr-free edges with improved consistency and reduced labor intensity.

Implementation Method 1

a first abrasive surface coupled to the body... a third abrasive surface positioned perpendicular to the first abrasive surface

Methodology Applied
Scientific EffectAbrasion: Abrasion

Implementation Method 2

placing an item in contact with a first abrasive surface... rotating the item relative to the first abrasive surface

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS10603758B1Method, apparatus and computer-readable medium for deburring
Publication Date: 2020.03.31 MOOG INC
  • US10603758B1 patent drawing
  • US10603758B1 patent drawing
  • US10603758B1 patent drawing

AI summary

Presented is a method, apparatus, and computer-readable medium for deburring. An apparatus includes a body, a first abrasive surface coupled to the body, and a second surface coupled to the body, the second surface positioned relative to the first abrasive surface, wherein the second surface is positioned between 1° and 90° relative to the first abrasive surface. The apparatus further includes a third abrasive surface coupled to the body, the third abrasive surface positioned perpendicular to the first abrasive surface and the second surface along a terminal edge of the first abrasive surface and a terminal edge of the second surface.