Parameter Setting Device for Numerical Controllers

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Solution Overview

Problem

Setting parameters for machines equipped with numerical controllers is complex and labor-intensive, requiring significant effort from manufacturing operators, especially during the initial setup at the factory before shipment.

Innovation Solution

A parameter setting device and method that includes a machine configuration file, a parameter generating unit, and a parameter setting unit, which automatically generates and sets parameters for the numerical controller, reducing manual labor by using a machine configuration file containing order, connection, and machine information, and supplementing incomplete information from a supplementary table.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If parameters are set manually by operators at the machine manufacturing site, then the parameters can be accurately configured according to machine configuration, but the amount of effort and time required becomes enormous

Engineering Contradiction:
Improveparameter accuracyVSAvoidparameter setting time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent applies preliminary action by pre-configuring parameter data in a database before the machine is shipped. The parameter setting device retrieves and applies these pre-prepared parameters automatically during initial setup, eliminating the need for operators to manually configure each parameter at the manufacturing site. This resolves the contradiction by performing the time-consuming parameter configuration work in advance while maintaining accuracy through systematic data management.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent uses copying by creating a machine configuration file that stores parameter data as reusable information. Instead of manually setting parameters each time, the system copies parameter data from the database through the configuration file and applies it automatically. This copying mechanism reduces operator effort and time while preserving parameter accuracy through consistent data reproduction.

Inventive Principle:
Principle #26Copying

2Measurement precision

If comprehensive parameter information is stored for all machine configurations, then parameter setting accuracy improves, but the complexity of the parameter setting system increases

Engineering Contradiction:
Improveparameter setting accuracyVSAvoidparameter setting system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent applies segmentation by dividing the parameter setting system into distinct functional modules: a database storing parameter data, a parameter setting device for retrieval and processing, and a configuration file for data organization. This segmentation manages complexity by organizing comprehensive parameter information into structured, manageable components while maintaining high setting accuracy through systematic data flow between modules.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent uses an intermediary approach by introducing a configuration file as a mediator between the database and the parameter setting process. The configuration file stores and transmits parameter data in a standardized format, acting as an intermediary that simplifies the interface between comprehensive parameter storage and the actual setting operation, thereby managing system complexity while preserving accuracy.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If automatic parameter generation is implemented, then operator labor is reduced, but the risk of errors from incomplete or incorrect information increases

Engineering Contradiction:
Improveoperator effortVSAvoidparameter setting reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent applies feedback by implementing a verification mechanism where the parameter setting device checks whether required parameter information is complete and correct before automatic generation. The system provides feedback about missing or incorrect information and can prompt for corrections, ensuring reliability while maintaining automatic operation. This feedback loop prevents error propagation while reducing operator labor through automated processing.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent uses preliminary action by validating and verifying parameter information completeness before automatic generation occurs. The system performs preliminary checks on the availability and correctness of required data, and can prompt operators to supplement incomplete information beforehand. This preliminary verification ensures reliability of automatic parameter generation while minimizing operator intervention during the actual setting process.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10416653B2Parameter setting device and parameter setting method
Publication Date: 2019.09.17 FANUC LTD
  • US10416653B2 patent drawing
  • US10416653B2 patent drawing
  • US10416653B2 patent drawing

AI summary

A parameter setting device sets parameters for driving a machine in which a numerical controller is incorporated. The parameter setting device uses a machine configuration file in which information is described pertaining to the configuration of the machine. Furthermore, the parameter setting device is equipped with a parameter generating unit for generating parameters based on the machine configuration file, and a parameter setting unit for setting the generated parameters in the numerical controller.