Machine Tool Load Display for Replacement Tool Parameter Selection

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Solution Overview

Problem

Existing machine tools lack an effective method to display tool loads and machining parameters, making it difficult to efficiently manage tool replacement and optimize machining processes.

Innovation Solution

A tool load displaying method that selectively displays machining processes and tools, allowing for the selection of replacement tools to maintain identical machined shapes, with a system comprising a display, interface, and processor to calculate and display load information and machining parameters.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If tool replacement options are provided to maintain identical machined shapes, then manufacturing precision is maintained, but device complexity increases due to multiple selection windows and calculation processes

Engineering Contradiction:
Improvemachined shape consistencyVSAvoidinterface complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The interface is segmented into multiple selection windows: a first selection window for selecting replacement tools and a second selection window for selecting machining processes. This segmentation allows the complex tool replacement and parameter calculation functions to be divided into manageable, sequential steps, reducing the perceived complexity while maintaining precision.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system performs preliminary calculations of machining parameters for replacement tools before the actual tool replacement occurs. By pre-calculating parameters that will maintain identical machined shapes, the system prepares all necessary information in advance, reducing on-the-fly complexity during the actual replacement process.

Inventive Principle:
Principle #10Preliminary action

2Productivity

If real-time load information and machining parameters are displayed, then productivity is improved through better tool management, but loss of information increases due to the need to process and display multiple parameters simultaneously

Engineering Contradiction:
Improvetool management efficiencyVSAvoidparameter processing overhead
Core Design Contradiction:
ProductivityVSLoss of information

Solution Approach 1:

The system extracts and displays only the most relevant load information and machining parameters needed for tool replacement decisions. By selectively presenting critical parameters rather than all available data, the system improves productivity while minimizing information processing overhead and avoiding information loss.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The system provides feedback by displaying load information and machining parameters that help operators make informed tool replacement decisions. This feedback mechanism allows for continuous monitoring and adjustment, improving productivity through better tool management while maintaining information integrity.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12372942B2Machine tool, tool load displaying method for machine tool, and non-transitory computer-readable storage medium for calculation of machining parameters using a replacement tool
Publication Date: 2025.07.29 YAMAZAKI MAZAK KK
  • US12372942B2 patent drawing
  • US12372942B2 patent drawing
  • US12372942B2 patent drawing

AI summary

A tool load displaying method includes displaying tools specified by a machining program and selectively displaying at least one of machining processes which are specified by the machining program and each of which is performed by using each of the tools. Load information and values of machining parameters in a selected machining process selected among the at least one of machining processes displayed are displayed. A selected tool is selected among the tools. A first selection window showing at least one replacement tool replaceable with the selected tool is displayed so as to select a selected replacement tool among the at least one replacement tool. A second selection window showing at least one machining process performed by using the selected tool is displayed so as to select among the at least one machining process, at least one selected replacement-tool machining process to be performed by using the selected replacement tool.