Multi-orientated fiber reinforced si c composite complex component and additive manufacturing method thereof

By combining laser cutting with short fiber slurry extrusion molding and densification treatment, multi-oriented fiber-reinforced SiC composite materials were prepared, solving the toughness and processing problems of ceramic materials, realizing efficient molding and performance improvement of complex components, and applicable to aerospace and other fields.

CN117865704BActive Publication Date: 2026-06-16WUHAN UNIV OF TECH
View PDF 3 Cites 0 Cited by

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
WUHAN UNIV OF TECH
Filing Date
2024-02-06
Publication Date
2026-06-16

AI Technical Summary

⚠Technical Problem

Existing technologies are insufficient to effectively improve the toughness and reliability of ceramic materials, and traditional processing methods are difficult to process small-sized and complex fiber-reinforced silicon carbide ceramic matrix composites, which limits their application in aerospace and other fields.

⚗Method used

A complex component of multi-oriented fiber-reinforced SiC composite material was prepared by using laser-cut carbon fiber prepreg tape and short fiber slurry extrusion molding process combined with densification treatment. The fiber distribution and orientation were controllable and adjustable through processes such as three-dimensional modeling, hot pressing sintering, and chemical vapor infiltration.

🎯Benefits of technology

It enables efficient molding of multi-oriented fiber-reinforced SiC composites, significantly improving the forming strength, fracture toughness, and thermal shock resistance of components, making them suitable for complex shapes in aerospace and other engineering fields.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure BDA0004700865760000061
    Figure BDA0004700865760000061
  • Figure HDA0004700865770000011
    Figure HDA0004700865770000011
  • Figure HDA0004700865770000012
    Figure HDA0004700865770000012
Patent Text Reader

Abstract

The application discloses a kind of multi-orientation fiber reinforced SiC composite complex components, using the effective compounding of continuous fiber and chopped fiber in forming component and the construction of multi-orientation based on laminated solid manufacturing and extrusion molding additive manufacturing technology, it is favorable to significantly improve the forming strength, fracture toughness and thermal shock resistance of component etc..In addition, the additive manufacturing technology used has the advantages of fast speed, no support, etc., can point by point, domain control fiber distribution, direction, content and other design variables, meet the design requirements of complex construction and performance, can provide a new idea for the preparation of high-performance fiber reinforced SiC composite material.
Need to check novelty before this filing date? Find Prior Art