Grid-Based Coolant Path Generation for Machine Tool Chip Removal

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Solution Overview

Problem

Existing machine tools face inefficiencies in chip removal due to the accumulation of chips, requiring manual intervention and disrupting machining operations, and existing image-based methods are complex and resource-intensive.

Innovation Solution

An information processing device that generates a fluid discharge path using imaging and grid-based recognition to automate chip removal by dividing the machine tool's interior into grid regions, allowing for efficient coolant discharge paths to be set automatically or manually indicated, facilitating chip movement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If image-based chip detection methods are used, then chip location can be detected, but massive amounts of calculation and time are required for image processing

Engineering Contradiction:
Improvechip location detection accuracyVSAvoidimage processing time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The imaging portion divides the captured image into multiple grid regions, processing each region separately to identify chip accumulation. This segmentation reduces the computational complexity of analyzing the entire image at once, enabling faster chip detection while maintaining accuracy.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system extracts only the necessary features from the image data - specifically, the presence and location of chips within grid regions - rather than processing the complete image. This extraction approach minimizes calculation requirements while preserving essential detection capabilities.

Inventive Principle:
Principle #2Taking out (Extraction)

2Measurement precision

If template image comparison is used to determine chip removal regions, then chip locations can be identified, but a large amount of control processing is necessary due to luminance variations

Engineering Contradiction:
Improvechip removal region identification accuracyVSAvoidcontrol processing complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

By dividing the image into grid regions, the system simplifies the comparison process. Instead of analyzing the entire image and dealing with overall luminance variations, the system compares chip presence within individual grid cells, reducing the complexity of control processing while maintaining identification accuracy.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system applies different processing approaches to different regions - using grid-based chip detection in areas where chips may accumulate, rather than applying uniform complex processing to the entire image. This localized approach reduces overall control processing complexity.

Inventive Principle:
Principle #3Local quality

3Reliability

If manual chip removal operations are performed, then chips can be removed from the machine tool, but operational efficiency is reduced due to periodic stops

Engineering Contradiction:
Improvechip removal effectivenessVSAvoidmachining operational efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The machine tool performs chip removal automatically through the fluid discharge system, eliminating the need for manual operator intervention. The system detects chip accumulation and autonomously discharges fluid to remove chips, maintaining machining operations without periodic stops and preserving operational efficiency.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical chip removal with an automated fluid discharge system. Instead of operators using air blows or other mechanical methods, the system uses controlled fluid discharge to remove chips automatically, improving both effectiveness and operational continuity.

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

4Ease of operation

If fluid discharge paths are generated without grid-based methods, then chip movement can be achieved, but the process becomes complex and difficult to control

Engineering Contradiction:
Improvefluid discharge path generation easeVSAvoidchip movement effectiveness
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The grid-based approach divides the machine tool interior into discrete regions, making it easier to systematically generate fluid discharge paths. Each grid region can be independently analyzed and targeted, simplifying path generation while ensuring comprehensive chip coverage and maintaining effectiveness.

Inventive Principle:
Principle #1Segmentation

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

Enables efficient and automated chip removal without manual intervention, improving machining efficiency by reducing downtime and simplifying the process of generating coolant discharge paths.

Implementation Method 1

an imaging portion 12, and a machine coordinate acquiring portion 13. The imaging portion 12 images an inside of the machine tool 10

Methodology Applied
Scientific EffectImage capture and processing: Photography

Data Source

PatentUS12400354B2Information processing device, and program
Publication Date: 2025.08.26 DMG MORI CO LTD
  • US12400354B2 patent drawing
  • US12400354B2 patent drawing
  • US12400354B2 patent drawing

AI summary

An information processing device that generates a fluid discharge path for discharging fluid into a machine to move chips, includes: a detecting unit for detecting a first input signal for a first position on an image of the machine and a second input signal for a second position on the image of the machine; and a display control unit for performing control to display (i) the first position, (ii) the second position, and (iii) a discharge path connecting the first position with the second position to be superimposed on image data of the machine.