Grain-Sensing Flour Milling With Adjustable Roller Spacing

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Solution Overview

Problem

Existing flour milling devices lack versatility, efficiency, and adaptability, often requiring manual labor, sacrificing nuanced control over milling, leading to inconsistent output, excessive energy consumption, and nutrient loss due to heat generation, while being bulky and inconvenient.

Innovation Solution

A flour milling device with anodized aluminum rollers and corundum stones that adjust spacing based on grain type, combined with an inbuilt cleaning mechanism using steel brushes and blowers, ensuring precise milling and user-friendly operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional manual stone mills are used for flour milling, then natural flavor and nutritional content are preserved, but manual labor dependency and time consumption increase

Engineering Contradiction:
Improvenatural flavor and nutritional contentVSAvoidmanual labor dependency
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system automatically identifies grain type using NIRED sensors and selects appropriate milling parameters without user intervention, making the device self-sufficient in decision-making while preserving traditional milling benefits

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

Manual stone milling is replaced with an automated system using sensors, processors, and adjustable rollers that simulate traditional milling while eliminating manual labor

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

2Ease of operation

If modern home flour milling devices are used, then convenience and automation are improved, but control over milling parameters and adaptability to different grains are reduced

Engineering Contradiction:
Improveconvenience and automationVSAvoidcontrol over milling parameters
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The milling device features dynamically adjustable roller spacing and milling parameters that change based on real-time grain identification, providing both automation and adaptability to different grain types and desired flour characteristics

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system automatically adjusts milling parameters such as roller spacing, speed, and pressure based on grain type identification and desired flour grade, enabling versatile control without manual intervention

Inventive Principle:
Principle #35Parameter changes

3Productivity

If existing modern flour milling devices are used, then milling efficiency is improved, but heat generation increases causing nutrient loss

Engineering Contradiction:
Improvemilling efficiencyVSAvoidnutrient loss due to heat
Core Design Contradiction:
ProductivityVSLoss of energy

Solution Approach 1:

The system optimizes milling parameters including speed, pressure, and roller spacing based on grain type and desired output, maintaining efficient milling while controlling heat generation to preserve nutrients

Inventive Principle:
Principle #35Parameter changes

4Productivity

If industrial milling machines are used, then large-scale production is achieved, but natural flavor and nutritional content are compromised

Engineering Contradiction:
Improvelarge-scale production capabilityVSAvoidnatural flavor and nutritional content
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The device applies different milling conditions to different grains and produces different flour grades as needed, allowing customized milling that preserves nutritional content while maintaining productivity

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The system dynamically adjusts milling parameters based on real-time grain identification and desired output, enabling flexible production that maintains quality while achieving efficiency

Inventive Principle:
Principle #15Dynamics

5Adaptability or versatility

If traditional milling approaches are used, then nuanced control over milling is achieved, but device complexity and bulkiness increase

Engineering Contradiction:
Improvenuanced control over millingVSAvoiddevice complexity and bulkiness
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The device integrates multiple functions including grain identification, parameter selection, and milling control into a single automated system, providing nuanced control without increasing apparent complexity for the user

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 device provides customizable flour grades with minimal heat generation, maintaining nutritional value, and efficient, hygienic, and sustainable flour production across different scales, while being compact and easy to use.

Implementation Method 1

a pair of anodized aluminum rollers... a corundum stone and the corundum roller... milling the grains based on the grinding option

Methodology Applied
Scientific EffectMechanical Force: Mechanical Force

Implementation Method 2

The hopper includes a set of Near Infrared (NIRED) sensors that are configured to identify a type of grains fed into the hopper

Methodology Applied
Scientific EffectNear Infrared Detection: Infrared Radiation

Implementation Method 3

The inbuilt cleaning mechanism includes a set of steel brushes and a pair of blowers that are configured to automatically clean the flour milling device

Methodology Applied
Scientific EffectMechanical Brushing: Brush

Implementation Method 4

a pair of blowers that are configured to automatically clean the flour milling device. Each of the pair of blowers includes a set of fans

Methodology Applied
Scientific EffectAir Flow: Fluid Spray

Data Source

PatentUS20250276322A1Flour milling device and method thereof
Publication Date: 2025.09.04 HCL TECH LTD
  • US20250276322A1 patent drawing
  • US20250276322A1 patent drawing
  • US20250276322A1 patent drawing

AI summary

This disclosure relates to a flour milling device. The flour milling device includes a hopper including Near Infrared (NIRED) sensors configured for identifying a type of grains fed into the hopper to provide at least one grinding option to a user. The flour milling device further includes a pair of anodized aluminum rollers positioned below the hopper and horizontally aligned with each other. A first anodized aluminum roller is stationary, and a second anodized aluminum roller is configured to move to adjust spacing based on a selected grinding option. The flour milling device further includes a corundum stone and a corundum roller positioned below the pair of anodized aluminum rollers. The corundum stone is stationary, and the corundum roller is configured to move to adjust spacing based on the selected grinding option. The flour milling device further includes an inbuilt cleaning mechanism to automatically clean the flour milling device.