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Reducing cylindrical ceramic matrix composite melt siliconizing tool and method
The variable-diameter cylindrical ceramic matrix composite melting siliconizing tool comprises a crucible part, a crucible cover is arranged at the upper end of the crucible part, and a C/C semi-finished product is placed in the crucible part; a bearing platform part is arranged in the crucible part, and an annular silicon ingot part is placed in the bearing platform part; the bearing platform part comprises a convex bearing platform, the convex bearing platform is mounted in the C/C semi-finished product, and the annular silicon ingot part is placed on the convex bearing platform; an inclined convex surface is arranged on the convex surface bearing platform; the invention further discloses a variable-diameter cylindrical ceramic matrix composite melt siliconizing method, the tool is applied, and the method comprises the steps that a C/C semi-finished product is prepared; determining the stage number of a convex bearing platform in the bearing platform part, the number of middle crucible units, an annular silicon ingot part and the silicon material quantity of the annular silicon ingot part; tool parts are prepared and then assembled, and a C/C semi-finished product is loaded into a tool and then is subjected to infiltration. According to the tool and the siliconizing method disclosed by the invention, the densification degree of the molten and infiltrated ceramic matrix composite product is improved by infiltrating the single surface of the C/C semi-finished product.
本发明公开了一种变径圆筒型陶瓷基复合材料熔融渗硅工装，包括坩埚部，坩埚部上端设置坩埚盖，坩埚部内放置C/C半成品；坩埚部内设置承台部，承台部内放置环形硅锭部；承台部包括凸面承台，凸面承台安装于C/C半成品内，凸面承台上放置环形硅锭部；凸面承台上设置斜凸面；本发明还公开了一种变径圆筒型陶瓷基复合材料熔融渗硅方法，应用上述的工装，包括制备C/C半成品；确定承台部中凸面承台的级数、中部坩埚单元的个数、环形硅锭部及环形硅锭部的硅料量；制备工装零件然后组装，将C/C半成品装入工装内后进行溶渗。本发明公开的工装和渗硅方法中，通过对C/C半成品单面进行溶渗，提高熔融渗透后的陶瓷基复合材料制品的致密化程度。
Reducing cylindrical ceramic matrix composite melt siliconizing tool and method
The variable-diameter cylindrical ceramic matrix composite melting siliconizing tool comprises a crucible part, a crucible cover is arranged at the upper end of the crucible part, and a C/C semi-finished product is placed in the crucible part; a bearing platform part is arranged in the crucible part, and an annular silicon ingot part is placed in the bearing platform part; the bearing platform part comprises a convex bearing platform, the convex bearing platform is mounted in the C/C semi-finished product, and the annular silicon ingot part is placed on the convex bearing platform; an inclined convex surface is arranged on the convex surface bearing platform; the invention further discloses a variable-diameter cylindrical ceramic matrix composite melt siliconizing method, the tool is applied, and the method comprises the steps that a C/C semi-finished product is prepared; determining the stage number of a convex bearing platform in the bearing platform part, the number of middle crucible units, an annular silicon ingot part and the silicon material quantity of the annular silicon ingot part; tool parts are prepared and then assembled, and a C/C semi-finished product is loaded into a tool and then is subjected to infiltration. According to the tool and the siliconizing method disclosed by the invention, the densification degree of the molten and infiltrated ceramic matrix composite product is improved by infiltrating the single surface of the C/C semi-finished product.
本发明公开了一种变径圆筒型陶瓷基复合材料熔融渗硅工装，包括坩埚部，坩埚部上端设置坩埚盖，坩埚部内放置C/C半成品；坩埚部内设置承台部，承台部内放置环形硅锭部；承台部包括凸面承台，凸面承台安装于C/C半成品内，凸面承台上放置环形硅锭部；凸面承台上设置斜凸面；本发明还公开了一种变径圆筒型陶瓷基复合材料熔融渗硅方法，应用上述的工装，包括制备C/C半成品；确定承台部中凸面承台的级数、中部坩埚单元的个数、环形硅锭部及环形硅锭部的硅料量；制备工装零件然后组装，将C/C半成品装入工装内后进行溶渗。本发明公开的工装和渗硅方法中，通过对C/C半成品单面进行溶渗，提高熔融渗透后的陶瓷基复合材料制品的致密化程度。
Reducing cylindrical ceramic matrix composite melt siliconizing tool and method
一种变径圆筒型陶瓷基复合材料熔融渗硅工装及方法
ZHAO ZONGYAN (author) / XIA TIAN (author) / YI ZENGBO (author) / SUN HAICHENG (author) / YANG ZECHENG (author) / ZHANG HONGXIANG (author)
2024-06-04
Patent
Electronic Resource
Chinese
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