Digital Die Casting Machine Mold Temperature Control

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Solution Overview

Problem

Existing die casting machines lack the ability to effectively and independently adjust mold temperature during the casting process, leading to suboptimal casting quality and increased waste due to reliance on manual adjustments based on experience.

Innovation Solution

A digital die casting machine with mold temperature control, comprising a die casting machine, a cooling flow control apparatus, a temperature collection apparatus, an automatic control apparatus, a control cabinet, and an edge computer. This system collects mold temperature data, adjusts cooling medium flow, and optimizes mold temperature according to collected data and predefined strategies.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If manual adjustment based on experience is used to control mold temperature, then the device complexity is reduced, but the manufacturing precision and casting quality deteriorate

Engineering Contradiction:
Improvetemperature control system complexityVSAvoidcasting quality
Core Design Contradiction:
Device complexityVSManufacturing precision

Solution Approach 1:

The patent implements a feedback control system where temperature sensors continuously monitor the mold temperature, and the control system adjusts the cooling channel water flow based on the temperature deviations. This closed-loop feedback mechanism enables precise temperature control without excessive system complexity, resolving the contradiction between simplicity and precision.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent replaces manual mechanical adjustment with an automated control system that uses electronic sensors, processors, and actulators to control the cooling water flow. This substitution eliminates the need for manual experience-based adjustment while achieving superior temperature control precision.

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

2Manufacturing precision

If real-time temperature monitoring and control is implemented, then the manufacturing precision improves, but the device complexity and cost increase

Engineering Contradiction:
Improvemold temperature control precisionVSAvoidtemperature control system complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent divides the mold into multiple monitoring zones with separate temperature sensors positioned at different locations. Each zone can be independently monitored and controlled through dedicated cooling channels, enabling precise local temperature control without requiring a completely complex system. This segmentation approach balances precision needs with system simplicity.

Inventive Principle:
Principle #1Segmentation

3Measurement precision

If multiple temperature sensors are installed in different positions, then the measurement precision improves, but the device complexity increases

Engineering Contradiction:
Improvetemperature measurement precisionVSAvoidsensor installation complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent places temperature sensors at specific critical locations within the mold where temperature variations are most significant for casting quality. Rather than uniformly distributing sensors throughout the entire mold, the system applies measurement precision locally at key positions, reducing overall system complexity while maintaining necessary measurement accuracy.

Inventive Principle:
Principle #3Local quality

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 system achieves high-quality temperature control in the casting process, improves the stability and quality of castings, and enables self-adjusting capabilities, thereby reducing waste and enhancing molding quality.

Implementation Method 1

a cooling flow control apparatus, connected with the die casting machine and configured to control a mold temperature by controlling a cooling medium flow

Methodology Applied
Scientific EffectCooling: Cooling

Implementation Method 2

a temperature collection apparatus, connected with the die casting machine and configured to collect the mold temperature using a preset collection strategy in a die-casting process

Methodology Applied
Scientific EffectTemperature sensing: Thermocouple

Data Source

PatentUS20250058375A1Digital Die Casting Machine with Mold Temperature Control
Publication Date: 2025.02.20 CITIC DICASTAL CO LTD
  • US20250058375A1 patent drawing
  • US20250058375A1 patent drawing
  • US20250058375A1 patent drawing

AI summary

The present disclosure relates to the technical field of die casting machine devices, in particular to a digital die casting machine with mold temperature control, including: a die casting machine configured to die-cast a casting through a mold, a cooling flow control apparatus configured to control a mold temperature by controlling a cooling medium flow, a temperature collection apparatus configured to collect the mold temperature, a control cabinet configured to acquire and store data collected by the temperature collection apparatus and control operation of the die casting machine, the cooling flow control apparatus and an automatic control apparatus, an edge computer configured to execute a die casting temperature optimization strategy according to the collected data stored in the control cabinet, and the automatic control apparatus. The present disclosure improves the molding quality of castings by adjusting the mold temperature in a casting process.