High-Temperature Magnetic Field-Assisted Additive Manufacturing (MFAAM) Setup with Neodymium Halbach Array

Description:

This invention introduces a high-temperature Magnetic Field-Assisted Additive Manufacturing (MFAAM) system designed for integration with desktop Fused Filament Fabrication (FFF) 3D printers. Utilizing a Neodymium Halbach array, the setup generates a uniform external magnetic field that aligns magnetic particles in-situ during printing, resulting in improved anisotropic magnetic properties of the printed bonded magnets. The system features a water-cooled copper casing to effectively manage high temperatures and is modular to ensure compatibility with various 3D printer models and multiple polymer matrices for magnetic composites.

Key Advantages:

• Enhances magnetic particle alignment during 3D printing for superior anisotropic magnetic properties.
• Modular design compatible with a wide range of desktop FFF 3D printers.
• Water-cooled copper casing efficiently manages high-temperature operation.
• Reduces magnetic field gradients through the innovative use of a Halbach cylinder for improved print quality.
• Enables production of complex magnetic composites with diverse polymer matrices.

Problems Solved:

• Overcomes limitations in aligning magnetic particles during additive manufacturing.
• Minimizes magnetic field gradients that can degrade print quality.
• Addresses heat management challenges in high-temperature magnetic printing processes.
• Facilitates cost-effective and scalable production of bonded magnets with anisotropic properties.
• Provides a versatile solution adaptable to various desktop 3D printers and materials.

Market Applications:

• Manufacturing of anisotropic bonded magnets for electronics and electric motors.
• Production of custom magnetic components in automotive and aerospace industries.
• Research and development in magnetic materials and composite printing.
• Small-scale and desktop fabrication of magnetic devices for prototyping and specialized applications.
• Supply to companies addressing growing demand for high-performance bonded ma.