3D Deposition Device with Powder Supply and Light Irradiation
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Solution Overview
Problem
Current three-dimensional deposition technologies face challenges in achieving high accuracy in manufacturing three-dimensional objects through deposition shaping methods.
Innovation Solution
A three-dimensional deposition device and method that includes a powder supply unit, a light irradiation unit, and a control device to form layers on a base unit by melting and solidifying powder material with a light beam, with features such as multiple powder storage units, focal position adjustment, temperature control, and plasma emission detection for precise control and high accuracy.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If a light beam is used to melt and solidify powder material for three-dimensional deposition, then the three-dimensional object can be manufactured with high accuracy, but the process requires precise control of multiple parameters including powder supply, light irradiation, and temperature
Solution Approach 1:
The patent combines the light irradiation unit and powder supply unit into an integrated deposition device, where the light beam path and powder flow path are coordinated through a unified control system. This merging allows precise spatial and temporal synchronization of powder delivery and energy input, achieving high manufacturing accuracy while managing device complexity through integrated design
Solution Approach 2:
The control device dynamically adjusts multiple parameters including light beam intensity, powder supply rate, and deposition head position to optimize the melting and solidification process. By implementing real-time parameter control and feedback mechanisms, the system achieves precise manufacturing accuracy while the complexity is managed through automated parameter optimization
2Adaptability or versatility
If multiple powder materials are used to form different layers, then the versatility and functionality of the three-dimensional object are improved, but the powder supply system becomes more complex requiring switching mechanisms
Solution Approach 1:
The powder supply system is segmented into multiple independent powder storage units, each capable of holding different powder materials. The control device can selectively activate and switch between these segmented storage units based on the deposition requirements, enabling versatile material selection while managing system complexity through modular architecture
Solution Approach 2:
The powder supply system implements dynamic switching capabilities where the control device can change powder material types during the deposition process. The system dynamically adjusts powder flow rates, switches between storage units, and coordinates with light irradiation timing to enable multi-material deposition while maintaining manageable complexity through automated control
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 the manufacturing of three-dimensional objects with high accuracy by precisely controlling the deposition process, including switching between different powder materials and adjusting the light beam parameters based on real-time measurements.
Implementation Method 1
a light irradiation unit which irradiates the powder material feeding from the powder supply unit toward the base unit with a light beam so that the powder material is melted
Implementation Method 2
the melted powder material is solidified on the base unit to thereby form the formed layer
Data Source
AI summary
A three-dimensional deposition device and a three-dimensional deposition method used to manufacture a three-dimensional object with high accuracy are provided. A three-dimensional deposition device for forming a three-dimensional shape by depositing a formed layer on a base unit, includes: a powder supply unit which supplies a powder material by injecting the powder material toward the base unit; a light irradiation unit which irradiates the powder material feeding from the powder supply unit toward the base unit with a light beam so that the powder material is melted and the melted powder material is solidified on the base unit to thereby form the formed layer; and a control device which controls operations of the powder supply unit and the light irradiation unit.