Injection Molding Machine Management System with On-Premise Server

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Solution Overview

Problem

Existing injection molding machine management systems struggle to manage injection molding machines in real-time based on information about the machine and molded articles, due to delays in sending instructions to change molding conditions.

Innovation Solution

An injection molding machine management system that includes an injection molding machine, a detecting section to monitor physical quantities of the machine and molded articles, an on-premise server for data processing, and a Cloud server to generate control rules for real-time adjustments in molding conditions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Extent of automation

If injection molding machine management is performed via Cloud server from remote location, then centralized management capability is improved, but response speed deteriorates due to time delay in instruction transmission

Engineering Contradiction:
Improvecentralized management capabilityVSAvoidresponse speed
Core Design Contradiction:
Extent of automationVSSpeed

Solution Approach 1:

The system divides management functions into two segments: Cloud server handles centralized management and rule generation, while on-premise server handles local real-time control. This segmentation allows each component to perform its specialized function optimally without compromising the other.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The on-premise server acts as an intermediary between the Cloud server and the injection molding machine. It receives control rules from the Cloud server and executes them locally, eliminating the need for direct remote control while maintaining real-time response capability.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If real-time control of injection molding machine is implemented, then productivity is improved, but system complexity increases due to need for on-premise server infrastructure

Engineering Contradiction:
Improveproduction efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The on-premise server is designed to perform multiple functions: receiving data from the injection molding machine, storing control rules, executing control rules locally, and communicating with the Cloud server. This multi-functionality reduces the need for separate dedicated components.

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

Solution Approach 2:

The on-premise server autonomously executes control rules and manages local operations without requiring continuous intervention from the Cloud server or manual configuration changes, enabling self-service operation that improves productivity while maintaining manageable complexity.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS12285895B2Injection molding machine management system
Publication Date: 2025.04.29 SEIKO EPSON CORP
  • US12285895B2 patent drawing
  • US12285895B2 patent drawing
  • US12285895B2 patent drawing

AI summary

An injection molding machine management system includes an injection molding machine, a first detecting section configured to detect at least one of a physical quantity of the injection molding machine and a physical quantity of a molded article, an on-premise server, and a Cloud server. The Cloud server includes a first storing section configured to store information concerning at least one of the physical quantity of the injection molding machine and the physical quantity of the molded article detected by the first detecting section and a virtual machine configured to generate a control rule for the injection molding machine based on the information. The on-premise server includes a second storing section configured to store the control rule and a control section configured to perform, based on the control rule, control of the injection molding machine corresponding to at least one of the physical quantity of the injection molding machine and the physical quantity of the molded article detected by the first detecting section.