Adaptive Block Diamond Grinding Wheel with Instantaneous Nano Fluid Cooling

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Solution Overview

Problem

Block-Type diamond grinding wheels face inefficiencies in cooling due to single external coolant feed, leading to heat accumulation and thermal damage, and are unable to adapt to complex working conditions effectively.

Innovation Solution

A diamond grinding wheel with an adaptive instantaneous cooling system, featuring a substrate with grooves, an execution mechanism with umbrella-shaped grinding units and a push mechanism that sprays nano fluid when a tangential force exceeds a threshold, enhancing cooling efficiency and flexibility.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If a single external coolant feed method is used for a Block-Type grinding wheel, then the structure is simple, but the cooling efficiency is low and heat accumulation occurs in the grinding region

Engineering Contradiction:
Improvecooling system structureVSAvoidgrinding region temperature
Core Design Contradiction:
Ease of manufactureVSTemperature

Solution Approach 1:

The grinding wheel is divided into multiple independent block-type grinding units, each equipped with its own cooling channel. This segmentation allows coolant to be delivered directly to each grinding zone, improving cooling efficiency while maintaining structural simplicity through modular design

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Coolant channels are integrated directly into each grinding unit, providing localized cooling exactly where heat is generated. This ensures effective heat removal from the grinding region without requiring complex external cooling systems

Inventive Principle:
Principle #3Local quality

2Ease of manufacture

If an external coolant feed is used, then the cooling system is simple to implement, but the grinding fluid cannot effectively enter the closed grinding region, leading to thermal damage

Engineering Contradiction:
Improvecoolant delivery systemVSAvoidthermal damage resistance
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The coolant channel is nested within each grinding unit structure, with the channel passing through the grinding unit body. This integrated design allows coolant to be delivered directly into the grinding region, ensuring effective fluid access while maintaining a compact and simple overall structure

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The grinding unit itself acts as an intermediary structure that houses the coolant channel and directs coolant flow precisely to the grinding interface. This mediator ensures reliable coolant delivery to the closed grinding region without requiring complex external delivery mechanisms

Inventive Principle:
Principle #24Intermediary (Mediator)

3Device complexity

If a traditional cooling mode is used, then the device complexity is low, but the system cannot respond to complex working conditions in a timely manner

Engineering Contradiction:
Improvecooling system structureVSAvoidresponse to working conditions
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The block-type grinding units are designed to be replaceable and reconfigurable, allowing the grinding wheel to adapt to different working conditions by swapping units. This dynamic configuration capability enables timely response to varying grinding requirements while keeping each individual unit structurally simple

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

Each grinding unit is designed as a universal module that can be applied to different grinding applications. The standardized interface and interchangeable design allow the same basic structure to handle various working conditions, enhancing adaptability without increasing device complexity

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

4Device complexity

If only external grinding fluid feed is used, then the system is simple, but there is large heat accumulation and wear in the grinding region

Engineering Contradiction:
Improvecooling systemVSAvoidheat accumulation
Core Design Contradiction:
Device complexityVSLoss of energy

Solution Approach 1:

The cooling system is segmented into multiple independent channels, one for each grinding unit. This segmentation enables direct and efficient coolant delivery to each grinding zone, significantly improving heat removal capability while maintaining overall system simplicity through modular architecture

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Coolant is delivered locally to each grinding unit through integrated channels, ensuring that heat is removed at the source. This localized cooling approach maximizes heat dissipation efficiency and reduces overall heat accumulation in the grinding region

Inventive Principle:
Principle #3Local quality

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 adaptive cooling system provides effective, instantaneous, and controlled fluid supply, reducing heat and wear, and allowing the grinding wheel to adapt to different processing conditions, improving cooling and lubrication efficiency and extending the grinding wheel's lifespan.

Implementation Method 1

sprays nano fluid to implement instantaneous Cooling of the grinding region

Methodology Applied
Scientific EffectEvaporative cooling: Evaporation

Implementation Method 2

each execution mechanism includes an execution mechanism, a push mechanism, and an instantaneous Cooling mechanism

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Data Source

PatentUS20230330815A1Block-type structured diamond grinding wheel with adaptive supply of instantaneous cooling
Publication Date: 2023.10.19 HUNAN INSTITUTE OF SCIENCE AND TECHNOLOGY
  • US20230330815A1 patent drawing
  • US20230330815A1 patent drawing
  • US20230330815A1 patent drawing

AI summary

A Block-Type structured diamond grinding wheel with adaptive supply of instantaneous Cooling, includes a grinding wheel substrate and several grinding wheel units, each including an execution mechanism, a push mechanism, and an instantaneous Cooling mechanism. Various structured patterns are provided on an upper surface of the grinding unit in the execution mechanism, and a heat sink is disposed at a lower surface. During operation, a tangential grinding force generated by the grinding unit and a workpiece presses a sprayer to spray nano fluid into an operating region, to implement instantaneous Cooling of grinding wheel. When wear occurs in a grinding unit of a grinding wheel, a corresponding grinding unit may be replaced to extend the service life of the grinding wheel, and production costs are reduced. A special surface structure of the grinding unit further enhances a cooling effect, thereby improving a surface quality of a workpiece.