Self-Contained Filter Assembly for Magnetic Deburring

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Solution Overview

Problem

Manual deburring of metal workpieces is time-consuming and labor-intensive, especially for small intricate parts, and can damage the workpieces, while magnetic barrel tumblers often cause discoloration of aluminum and stainless steel parts due to rapid water blackening.

Innovation Solution

A self-contained filter assembly for magnetic barrel tumblers, featuring a magnetically coupled impeller that draws and filters the solution through a rotating magnetic field, preventing discoloration by removing impurities from the water, comprising a filter housing with an inlet and outlet, an impeller positioned inside the housing, and a one-way valve to ensure clean water circulation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If magnetic barrel tumblers are used for automated deburring, then productivity is improved, but aluminum and stainless steel parts become discolored due to water blackening

Engineering Contradiction:
Improvedeburring efficiencyVSAvoiddiscoloration of workpieces
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The patent extracts and removes blackened particles and impurities from the deburring solution using a filtration system. The filter assembly continuously filters the water to prevent discoloration of aluminum and stainless steel parts while maintaining the automated deburring process

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent changes the physical state of the solution by controlling filtration parameters. The filtered solution maintains clarity and prevents the chemical reactions that cause blackening and discoloration of sensitive metal surfaces

Inventive Principle:
Principle #35Parameter changes

2Object-affected harmful factors

If manual deburring is used, then workpiece appearance is maintained, but time and labor consumption increase significantly

Engineering Contradiction:
Improveworkpiece appearance qualityVSAvoiddeburring cycle time
Core Design Contradiction:
Object-affected harmful factorsVSLoss of time

Solution Approach 1:

The filter assembly is self-contained and automatically filters the deburring solution without requiring manual intervention. The system maintains solution quality automatically, enabling continuous automated operation while preserving workpiece appearance

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The filtration system acts as an intermediary between the magnetic deburring process and the workpieces. It mediates by removing harmful particles from the solution, allowing automated processing without direct contact that would cause discoloration

Inventive Principle:
Principle #24Intermediary (Mediator)

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 filter assembly efficiently cleans the water, preventing discoloration of metal workpieces and maintaining the appearance of aluminum and stainless steel parts, while reducing the time and labor required for deburring by integrating a self-contained filtration system within the magnetic barrel tumbler.

Implementation Method 1

an impeller positioned inside the filter housing magnetically coupled to a rotating magnetic field created by the magnetic disc when rotated by the motor

Methodology Applied
Scientific EffectMagnetic coupling: Magnetism

Implementation Method 2

magnetic fields created by the rotating magnet disc momentarily alternate so that the magnetic abrasive particles or the permanent magnets are attracted to an approaching magnetic field created by the magnet disc and so that a different magnetic field then approaches the magnetic abrasive particles of the permanent magnets. Thus, the magnetic particles jump around and helicopter inside and outside of every surface of the workpieces removing any burrs and polishing them in the process.

Methodology Applied
Scientific EffectMagnetic field attraction and alternation: Magnetic Field

Data Source

PatentUS11517835B1Self-contained filter assembly for magnetic deburring and polishing machine
Publication Date: 2022.12.06 TECHNIKS LLC
  • US11517835B1 patent drawing
  • US11517835B1 patent drawing
  • US11517835B1 patent drawing

AI summary

A filter housing comprising an inlet and an outlet, an impeller positioned inside the filter housing magnetically coupled to a rotating magnetic field created by the magnetic disc when rotated by the motor, wherein rotation of the magnetic disc rotates the impeller which draws the solution through the inlet of the filter housing and push the solution out a first filter and out the outlet of the filter housing.