Multi-adaptive Air-Cooled Dust Removal Equipment for Machine Tools

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Solution Overview

Problem

Current dust removal systems are inadequate for collecting powdery chips from composite materials during machining, as they are not suitable for various machine tools and often cause hazards to workers and equipment due to their complexity and limited applicability.

Innovation Solution

A multi-adaptive fast loading air-cooled dust removal equipment composed of a spindle clamping mechanism, link mechanism, bearing connecting mechanism, axial telescopic mechanism, and dust treatment mechanism, which allows for quick and efficient chip collection through a negative pressure vacuum system, adaptable to different machine tools and processing operations like drilling and milling.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a large telescopic dust suction pipe is used to collect powdery chips, then chip collection capability is improved, but device volume increases and adaptability to various machine tools decreases

Engineering Contradiction:
Improvechip collection capabilityVSAvoidadaptability to various machine tools
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The dust suction device is divided into multiple detachable components including a dust suction pipe, connecting flange, seal ring, and fastening bolts. This segmentation allows the device to be disassembled and reconfigured for different machine tool interfaces while maintaining effective chip collection capability through the maintained sealing connection.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The dust suction device incorporates a universal connecting flange with standard bolt holes that can adapt to various machine tool spindle housings. The seal ring ensures effective sealing regardless of the specific machine tool interface, enabling the same dust suction device to be universally applied across different machine tools while maintaining collection effectiveness.

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

2Reliability

If a fixed dust suction device is installed on the machine tool, then chip collection is effective, but disassembly and reinstallation become complex

Engineering Contradiction:
Improvechip collection effectivenessVSAvoiddisassembly and reinstallation complexity
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The dust suction device uses segmented construction with detachable components connected by standard bolts and flanges. This allows the device to be easily disassembled into manageable parts for storage or adaptation, and reassembled quickly on different machine tools while maintaining the sealing effectiveness required for reliable chip collection.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The dust suction device transitions from a fixed permanent installation to a dynamic, reconfigurable system. The detachable flange connection with seal ring allows the device to be temporarily fixed during operation for effective chip collection, then easily removed and reconfigured when needed, providing both effectiveness during use and flexibility for maintenance or adaptation.

Inventive Principle:
Principle #15Dynamics

3Productivity

If compressed air is used to blow chips into a collection container, then metal chip recycling is efficient, but powdery composite material chips are scattered and harder to collect

Engineering Contradiction:
Improvemetal chip recycling efficiencyVSAvoidpowdery chip collection effectiveness
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

Instead of using positive pressure compressed air to blow chips toward a collection container, the invention uses negative pressure suction to draw powdery composite material chips directly into the collection device. This inverted approach prevents chip scattering while maintaining efficient collection, specifically addressing the unique challenges of powdery composite material chips that cannot be effectively handled by traditional compressed air methods.

Inventive Principle:
Principle #13The other way round (Inversion)

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 equipment effectively reduces hazards by ensuring timely chip recovery, improving processing quality and stability, and extending the life of machine tools, while being lightweight and easy to install, with adaptability to various tool diameters and lengths.

Implementation Method 1

the gas flow generated by a negative pressure vacuum cleaner forms negative pressure in the cavity

Methodology Applied
Scientific EffectNegative pressure: Pressure Drop

Implementation Method 2

the gas flow generated by a negative pressure vacuum cleaner forms negative pressure in the cavity, and the telescopic mechanism is fixed to a machine tool spindle housing

Methodology Applied
Scientific EffectSuction: Suction

Implementation Method 3

the equipment principle can be simultaneously applied to drilling and milling

Methodology Applied
Scientific EffectAir cooling: Convection

Data Source

PatentUS11766799B2Multi-adaptive fast loading attached air-cooled dust removal equipment
Publication Date: 2023.09.26 DALIAN UNIV OF TECH
  • US11766799B2 patent drawing
  • US11766799B2 patent drawing
  • US11766799B2 patent drawing

AI summary

Multi-adaptive fast loading attached air-cooled dust removal equipment is disclosed. The equipment is mainly composed of five parts: a spindle clamping mechanism, a link mechanism, a bearing connecting mechanism, an axial telescopic mechanism and a dust treatment mechanism. The equipment is connected with a tool holder through an axial connecting mechanism and installed on a machine tool. The axial telescopic mechanism forms a cavity with a processing surface, the gas flow generated by a negative pressure vacuum cleaner forms negative pressure in the cavity, and the telescopic mechanism is fixed to a machine tool spindle housing through the link mechanism to prevent the rotation of the spindle from driving the equipment to rotate and interfere with a workpiece, finally realizing rapid collection and treatment of chips.